1 2009-10-22 Anatoly Sokolov <aesok@post.ru>
3 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4 (m32c_function_value): Make static, add new 'outgoing' argument.
5 (m32c_libcall_value): Make static, add new 'fun' argument.
6 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
7 * config/m32c/m32c.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
8 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
9 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
10 (m32c_function_value, m32c_libcall_value): Delete declaration.
12 2009-10-22 Diego Novillo <dnovillo@google.com>
14 * Makefile.in (PLUGIN_HEADERS): Add output.h and
17 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
19 * testsuite/gcc.dg/autopar/outer-4.c: Adjust scan.
20 * testsuite/gcc.dg/autopar/outer-5.c: Adjust scan.
21 * testsuite/gcc.dg/autopar/outer-5.c: Add scan optimized.
22 * tree-cfg.c(gimple_duplicate_sese_tail): Fix typos/indentation/white space.
24 2009-10-22 Richard Guenther <rguenther@suse.de>
26 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
27 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
28 (lto_symtab_merge): Do not merge cgraph nodes here.
29 (lto_symtab_resolve_can_prevail_p): Simplify.
30 (lto_symtab_resolve_symbols): Store cgraph node.
31 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
32 functions from the symtab.
33 (lto_symtab_merge_cgraph_nodes_1): New function.
34 (lto_symtab_merge_cgraph_nodes): Likewise.
36 2009-10-22 Richard Guenther <rguenther@suse.de>
39 * lto-streamer-out.c (lto_output_location): Stream the
41 * lto-streamer-in.c (lto_input_location): Likewise.
43 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
45 * cfgloopmanip.c (duplicate_subloops): Export.
46 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
47 (transform_to_exit_first_loop): Duplicate bbs starting from
48 header up to loop->latch instead of exit->src.
49 Initialize control variable to the correct number of iterations.
50 (gather_scalar_reductions): Do not register double reductions.
51 (parallelize_loops): Dump which loop is tested.
52 Indicate whether the parallelized loop is inner or not.
53 Remove the innermost-loop requirement.
54 * cfgloop.h (duplicate_subloops): Export.
55 * tree-cfg.c (add_phi_args_after_redirect): New function.
56 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
57 Call duplicate_subloops.
58 Update number of iterations at the exit condition.
59 Don't redirect nexits always to the loop exit.
60 Redirect copied edges from latch to the loop exit.
61 * testsuite/libgomp.graphite/force-parallel-2.c: Adjust scan.
62 * testsuite/gcc.dg/autopar/outer-1.c: New testcase.
63 * testsuite/gcc.dg/autopar/outer-2.c: New testcase.
64 * testsuite/gcc.dg/autopar/outer-3.c: New testcase.
65 * testsuite/gcc.dg/autopar/outer-4.c: New testcase.
66 * testsuite/gcc.dg/autopar/outer-5.c: New testcase.
67 * testsuite/gcc.dg/autopar/outer-6.c: New testcase.
69 2009-10-22 Jan Hubicka <jh@suse.cz>
71 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
73 * ipa-inline.c (cgraph_mark_inline_edge,
74 cgraph_decide_inlining_of_small_function,
75 cgraph_decide_inlining, inline_read_summary): Disable indirect inlining
76 for WPA for time being.
78 PR tree-optimize/40556
79 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
81 2009-10-22 Richard Guenther <rguenther@suse.de>
83 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
84 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
86 2009-10-22 Jan Hubicka <jh@suse.cz>
89 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
91 (check_call): Handle only indirect calls.
92 (propagate_bits): Update comment.
93 (write_node_summary_p): Turn bogus check to assert.
94 (ipa_reference_write_summary): Stream calls_read_all properly.
95 (ipa_reference_read_summary): Stream in calls_read_all properly.
96 (read_write_all_from_decl): New function.
97 (propagate): Handle OVERWRITABLE nodes and external calls here.
98 * ipa-pre-const.c (check_call): In IPA mode handle indirect calls
100 (analyze_function): Do not check visibility here.
101 (add_new_function): We summary OVERWRITABLE too.
102 (generate_summary): Stream OVERWRITABLE nodes too.
103 (propagate): Handle external calls and OVERWRITABLE nodes here.
104 (local_pure_const): Check visibility here.
106 2009-10-22 Jan Hubicka <jh@suse.cz>
108 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
109 (pass_ipa_cp): Register them.
110 (ipcp_init_stage): Analyze all functions for whopr/lto.
111 (ipcp_propagate_stage): Skip external calls.
112 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
113 * ipa-reference.c (write_node_summary_p): Fix thinko about availability.
114 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
115 when in ltrans, skip executing of ipa passes since everything should've
117 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
118 (inline_generate_summary): Likewise.
119 (inline_read_summary): New function.
120 (inline_write_summary): New function.
121 (pass_ipa_inline): Register new hooks.
122 * ipa-prop.c: Inlcude lto-streamer.h
123 (ipa_edge_args_vector): Update declaration.
124 (ipa_count_arguments, ipa_compute_jump_functions,
125 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
126 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
127 ipa_read_node_info): New static functions.
128 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
129 (duplicate_array): Use xmalloc.
130 (duplicate_ggc_array): New.
131 (ipa_edge_duplication_hook): Use it.
132 (ipa_update_after_lto_read): New function.
133 * ipa-prop.h (ipa_prop_write_jump_functions,
134 ipa_prop_read_jump_functions): Declare.
135 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
136 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
137 (ipa_edge_args_vector): Move into GGC.
138 (ipa_check_create_edge_args): Update.
139 (ipa_update_after_lto_read): New.
140 * passes.c (ipa_write_summaries_1): When in wpa, do not write summaries.
141 (ipa_read_summaries): When in ltrans, so not read summaries.
142 * lto-streamer.c (lto_get_section_name): Add LTO_section_jump_functions.
143 * lto-streamer.h (LTO_section_jump_functions): New section.
144 (produce_asm): Declare.
145 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
146 * lto-streamer-out.c (produce_asm): Export.
147 * lto-streamer-in.c: Include tree-pass.h
148 (input_function): Free dominance info when done.
149 (lto_read_body): Push ipa_inline in ltrans stage.
150 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
151 * Makefile.in (GTFILES): Add ipa-prop.h
153 2009-10-22 Matthias Klose <doko@ubuntu.com>
155 * doc/install.texi: Document --enable-browser-plugin.
157 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
159 * doc/invoke.texi (fira-loop-pressure): Update default value.
160 * opts.c (decode_options): Remove default value setting for
161 flag_ira_loop_pressure.
162 * config/ia64/ia64.c (ia64_override_options): Set
163 flag_ira_loop_pressure up for -O3.
164 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
166 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
168 PR tree-optimization/41497
169 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
170 chrec_dont_know if the evolution function returned by follow_ssa_edge
171 is constant in the analyzed loop and is not compatible with the
172 initial value before the loop.
173 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
175 2009-10-21 Joseph Myers <joseph@codesourcery.com>
177 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
179 2009-10-21 Jakub Jelinek <jakub@redhat.com>
182 * doc/invoke.texi: Document -print-multi-os-directory.
184 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
187 * gcc/config/darwin10.h: Use default_emit_unwind_label.
188 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
189 when darwin_emit_unwind_label is used.
191 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
193 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
196 2009-10-20 Richard Henderson <rth@redhat.com>
198 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
199 before emit_post_landing_pad.
201 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
203 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
204 Use when calling rtx_costs.
205 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
206 global optimize_size. Pass speed to mips_binary_cost.
208 2009-10-20 Jakub Jelinek <jakub@redhat.com>
210 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
213 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
215 * rtl.h (simplify_replace_fn_rtx): Declare.
216 (wrap_constant, unwrap_constant): Delete.
217 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
218 (expand_debug_expr): Don't call wrap_constant.
219 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
220 (auto_adjust_pair): Fold into...
221 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
222 Just return a new value.
223 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
224 otherwise use simplify_replace_rtx.
225 * cselib.c (wrap_constant): Reinstate old definition.
226 (cselib_expand_value_rtx_1): Don't wrap constants.
227 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
228 simplify_replace_rtx.
229 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
230 * reload1.c (reload): Skip all uses for an insn before adjusting it.
231 Use simplify_replace_rtx.
232 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
234 (simplify_replace_rtx): ...here. Turn into a wrapper for
235 simplify_replace_fn_rtx.
236 (simplify_unary_operation): Don't unwrap CONSTs.
237 * var-tracking.c (check_wrap_constant): Delete.
238 (vt_expand_loc_callback): Don't call it.
239 (vt_expand_loc): Likewise.
241 2009-10-20 Pascal Obry <obry@adacore.com>
242 Eric Botcazou <ebotcazou@adacore.com>
244 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
246 2009-10-20 Michael Matz <matz@suse.de>
248 * loop-invariant.c (create_new_invariant): Use different magic number.
250 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
253 * arm.c (arm_override_options): Forcibly disable hot/cold block
256 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
259 * haifa-sched.c (try_ready): Skip debug deps updating speculation
262 2009-10-20 Richard Guenther <rguenther@suse.de>
264 * ggc-page.c: Include cfgloop.h.
265 (struct max_alignment): Drop long double, add void *.
266 (extra_order_size_table): Add low non-power-of-two multiples
267 of MAX_ALIGNMENT. Drop small type-based entries, add
268 tree_type, cgraph_node and loop.
269 * alloc-pool.c (struct allocation_object_def): Drop long double
272 2009-10-20 Jakub Jelinek <jakub@redhat.com>
275 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
276 referenced just in DEBUG_INSNs.
278 2009-10-20 Richard Guenther <rguenther@suse.de>
281 * gimple.c (gimple_register_type): Make sure we register
282 the types main variant first.
284 2009-10-20 Richard Guenther <rguenther@suse.de>
286 * gimple.c (gimple_types_compatible_p): Simplify. Move
287 cheap checks before hashtable queries. Add checks for
288 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
290 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
292 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
293 without size or with size that can't be represented as a host integer.
295 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
297 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
298 the removal of a debug stmt as a significant change.
300 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
302 * config/s390/s390.md: Added agen condition to operand
304 Added bypass for early address generation use of int results.
307 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
309 * config/i386/i386.c: Remove signal.h #include.
311 2009-10-20 Jie Zhang <jie.zhang@analog.com>
313 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
314 * doc/rtl.texi: Document ss_abs.
316 2009-10-19 Jakub Jelinek <jakub@redhat.com>
318 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
319 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
320 instead of C_LEX_RAW_STRINGS.
321 (lex_string): Handle CPP_UTF8STRING.
322 * c-parser.c (c_parser_postfix_expression): Likewise.
323 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
324 (C_LEX_STRING_NO_JOIN): ... this.
326 2009-10-19 Anatoly Sokolov <aesok@post.ru>
328 * config/cris/cris.c (cris_function_value, cris_libcall_value,
329 cris_function_value_regno_p): New functions.
330 (cris_promote_function_mode): Update comment.
331 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
332 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
333 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
334 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
336 2009-10-19 Jakub Jelinek <jakub@redhat.com>
338 * unwind-dw2.c (execute_stack_op): Fix operand order for
339 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
341 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
343 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
344 (lower_stmt) <GIMPLE_BIND>: Add comment.
345 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
347 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
348 Otherwise lower it and set cannot_fallthru to true.
349 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
350 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
351 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
352 to true for a noreturn call. Do not remove statements.
353 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
354 Set cannot_fallthru to false on function exit.
355 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
356 <GIMPLE_ASSIGN>: Remove.
358 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
360 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
362 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
364 * config/s390/s390.c (s390_z10_optimize_cmp): Use
365 next/prev_active_insn to skip DEBUG_INSNs as well.
367 2009-10-19 Joseph Myers <joseph@codesourcery.com>
369 * config/arm/arm.c (output_move_neon): Use DImode in call to
372 2009-10-19 Matthias Klose <doko@ubuntu.com>
375 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
377 2009-10-19 Jakub Jelinek <jakub@redhat.com>
379 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
381 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
384 * optabs.c (expand_binop): Make mode of shift count expression mode
385 of shift count not target.
388 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
390 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
391 case. Force using values to replace references within the statement.
392 (convert_local_reference_stmt): Likewise.
394 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
396 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
397 remove a subsequent GOTO or RETURN statement.
399 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
401 * config/avr.md (*movqi): Add zero as equally preferable constraint
405 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
407 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
409 2009-10-17 Richard Guenther <rguenther@suse.de>
411 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
413 2009-10-17 Richard Guenther <rguenther@suse.de>
415 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
416 operands in COMPONENT_REFs.
418 2009-10-17 Anatoly Sokolov <aesok@post.ru>
420 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
421 if not defined. Change type of second argument to const_rtx.
422 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
424 * targhooks.h (default_libcall_value): Update prototype.
425 * target.h (struct gcc_target): Change type of second argument of
426 libcall_value to const_rtx.
427 * config/arm/arm.c (arm_libcall_value): Change type of second argument
429 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
430 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
432 2009-10-17 Jakub Jelinek <jakub@redhat.com>
435 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
436 * cgraphunit.c (cgraph_optimize): Call it.
437 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
438 (dwarf2out_assembly_start): ... here. New hook.
439 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
440 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
442 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
443 * sdbout.c (sdb_debug_hooks): Likewise.
444 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
445 (vmsdbgout_assembly_start): New hook.
447 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
449 * rtl.h (RTL_LOCATION): Fix typo.
451 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
453 * print-rtl.c (print_rtx): Print locators in asm_operands
456 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
459 * sched-deps.c (depl_on_debug_p): New.
460 (attach_dep_link): Reject debug deps before nondebug deps.
461 (add_to_deps_list): Insert debug deps after nondebug deps.
462 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
464 (sd_add_dep): Do not reject debug deps.
465 (add_insn_mem_dependence): Don't count debug deps.
466 (remove_from_deps): Likewise.
467 (sched_analyze_2): Set up mem deps on debug insns.
468 (sched_analyze_insn): Record reg uses for deps on debug insns.
469 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
470 try_ready nondebug insn after debug insn.
471 * ddg.c (create_ddg_dep_from_intra_loop_link,
472 create_ddg_dep_no_link): Don't reject debug deps.
474 2009-10-16 Richard Guenther <rguenther@suse.de>
476 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
477 (maybe_merge_incomplete_and_complete_type): Likewise.
478 (lto_symtab_merge): Do not call them. Do not warn for
479 complete vs. incomplete compatible types.
480 (lto_symtab_merge_decls_2): Simplify.
481 * gimple.c (gimple_force_type_merge): Remove.
482 (gimple_types_compatible_p): Make it static.
483 * gimple.h (gimple_force_type_merge): Remove.
484 (gimple_types_compatible_p): Likewise.
486 2009-10-16 Jakub Jelinek <jakub@redhat.com>
488 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
489 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
491 2009-10-16 Richard Guenther <rguenther@suse.de>
493 PR tree-optimization/41728
494 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
495 if fold_stmt did anything.
497 2009-10-16 Richard Guenther <rguenther@suse.de>
500 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
501 (maybe_fixup_handled_component): New function.
502 (input_gimple_stmt): Fixup mismatched decl replacements.
504 2009-10-16 Richard Guenther <rguenther@suse.de>
507 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
508 the same as VAR_DECL.
510 2009-10-16 Richard Guenther <rguenther@suse.de>
512 * gimple.c (iterative_hash_gimple_type): For integer types
513 also hash their minimum and maximum values and the string flag.
514 For array types hash their domain and the string flag.
516 2009-10-16 Richard Guenther <rguenther@suse.de>
518 * gimple.c (gimple_types_compatible_p): Restrict completing
519 types to record or unions. Simplify completion.
520 Do not merge records or unions with different
521 TYPE_STRUCTURAL_EQUALITY_P tag.
522 (iterative_hash_gimple_type): Restrict non-recursing into
523 pointer targets for records and unions.
525 2009-10-15 Jakub Jelinek <jakub@redhat.com>
528 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
529 * dwarf2out.c (mem_loc_descriptor): Don't handle
530 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
531 punt if it is not lowpart subreg or if inner mode isn't
534 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
536 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
537 investigating previous or next insns.
539 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
541 * tree-sra.c (build_ref_for_offset_1): Update comment.
543 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
545 * config/s390/s390.md (atype): Added missing values.
547 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
550 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
551 (casesi64p): Update pattern to reflect above.
553 2009-10-15 Steve Ellcey <sje@cup.hp.com>
555 PR rtl-optimization/41697
556 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
558 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
561 * config/rs6000/predicates.md: Update copyright year.
562 * config/rs6000/altivec.md: Ditto.
564 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
565 (MD_INCLUDES): Add a2.md.
567 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
568 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
569 (builtin_classify): New static vector to classify various builtins
570 to get the tree attributes correct.
571 (def_builtin): Set the attributes of builtins based on what the
572 builtin does (i.e. memory operation, floating point, saturation
573 need special attributes, others are pure functions).
575 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
577 (enum rs6000_builtins): Include rs6000-builtin.def to define the
578 builtins. Change the end marker to MAX_RS6000_BUILTINS from
579 RS6000_BUILTIN_COUNT.
580 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
583 * config/rs6000/rs6000-builtin.def: New file that combines the
584 builtin enumeration name and attributes.
586 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
588 * config/i386/linux.h (ASM_SPEC): Add --32.
590 2009-10-15 Jakub Jelinek <jakub@redhat.com>
592 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
593 and DW_TAG_template_alias.
594 (dwarf_attr_name): Handle DW_AT_main_subprogram,
595 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
596 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
597 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
598 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
599 and DW_AT_GNU_odr_signature.
600 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
601 DW_FORM_flag_present and DW_FORM_ref_sig8.
602 (output_signature): Only print name on the first byte.
603 (output_die): Likewise for dw_val_class_data8.
605 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
607 * doc/invoke.texi: Clarify that most optimizations are not enabled
610 2009-10-15 Richard Guenther <rguenther@suse.de>
613 * gimple.c (compare_type_names_p): Handle anonymous names
614 differently based on new mode argument.
615 (gimple_types_compatible_p): For structs also compare the tags.
616 (iterative_hash_type_name): Rename to ...
617 (iterative_hash_name): ... this. Hash all names.
618 (iterative_hash_gimple_type): Fix hashing the struct tag of
619 pointer targets. Hash field decl names.
621 2009-10-15 Richard Guenther <rguenther@suse.de>
624 * gimple.c (gimple_get_alias_set): Avoid recursing on
625 invalid type topology.
627 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
629 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
631 2009-10-15 Richard Guenther <rguenther@suse.de>
633 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
635 2009-10-15 Jakub Jelinek <jakub@redhat.com>
637 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
638 add --with-tune{,-32,-64} configured default for -mtune if explicit
641 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
643 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
645 2009-10-14 DJ Delorie <dj@redhat.com>
647 * config/h8300/h8300.c (F): New.
649 (h8300_emit_stack_adjustment): Call them.
651 (h8300_push_pop): Likewise.
652 (h8300_expand_prologue): Likewise.
653 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
654 (MUST_USE_SJLJ_EXCEPTIONS): Define.
655 (INCOMING_RETURN_ADDR_RTX): Define.
656 (INCOMING_FRAME_SP_OFFSET): Define.
657 (DWARF_CIE_DATA_ALIGNMENT): Define.
659 2009-10-14 Jakub Jelinek <jakub@redhat.com>
661 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
662 fields in builtin structs.
663 (finalize_record_size): Likewise.
665 2009-10-14 Richard Guenther <rguenther@suse.de>
667 * gimple.c (gtc_ob): New global.
668 (struct type_pair_d): Replace pointers with type UIDs.
669 (type_pair_hash): Adjust.
670 (type_pair_eq): Likewise.
671 (lookup_type_pair): Likewise. Allocate from an obstack.
672 (gimple_force_type_merge): Adjust.
673 (gimple_types_compatible_p): Likewise.
674 (free_gimple_type_tables): Free the obstack.
676 2009-10-14 Jakub Jelinek <jakub@redhat.com>
678 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
679 stmts setting DEBUG_EXPR_DECLs.
681 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
682 Don't crash if mode1 is VOIDmode.
684 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
686 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
687 * params.h (IRA_LOOP_RESERVED_REGS): New.
688 * tree-pass.h (pass_subregs_of_mode_init,
689 pass_subregs_of_mode_finish): Remove.
690 * passes.c (pass_subregs_of_mode_init,
691 pass_subregs_of_mode_finish): Remove.
692 (pass_reginfo_init): Move before loop optimizations.
693 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
694 * common.opt (fira-loop-pressure): New.
695 * toplev.h (flag_ira_loop_pressure): New.
696 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
697 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
698 Make external and void type functions.
699 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
700 pass_subregs_of_mode_finish): Remove.
701 * ira-costs.c (init_costs): Call init_subregs_of_mode.
702 * regmove.c: Include ira.h.
703 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
704 register pressure calculation in loops.
705 * loop-invariant.c: Include REGS_H and ira.h.
706 (struct loop_data): New members max_reg_pressure, regs_ref, and
708 (struct invariant): New member orig_regno.
709 (curr_loop): New variable.
710 (find_exits): Initialize regs_ref and regs_live.
711 (create_new_invariant): Initialize orig_regno.
712 (get_cover_class_and_nregs): New.
713 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
714 array. Add code for flag_ira_loop_pressure.
715 (gain_for_invariant): Make new_regs an array. Add code for
716 flag_ira_loop_pressure.
717 (best_gain_for_invariant): Ditto.
718 (set_move_mark): New parameter gain. Use it for debugging output.
719 (find_invariants_to_move): Make regs_needed and new_regs an array.
720 Add code for flag_ira_loop_pressure.
721 (move_invariant_reg): Set up orig_regno.
722 (move_invariants): Set up reg classes for pseudos for
723 flag_ira_loop_pressure.
724 (free_loop_data): Clear regs_ref and regs_live.
725 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
726 get_regno_cover_class, change_pressure, mark_regno_live,
727 mark_regno_death, mark_reg_store, mark_reg_clobber,
728 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
729 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
730 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
731 register pressure calculation in loops if new regs were added.
732 Call finish_subregs_of_mode.
733 * opts.c (decode_options): Set up flag_ira_loop_pressure.
734 * Makefile.in (loop-invariant.o): Add ira.h.
736 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
738 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
740 2009-10-14 Richard Guenther <rguenther@suse.de>
742 * lto-symtab.c (lto_symtab_compatible): Fold in ...
743 (lto_symtab_merge): ... here. Rewrite both to take the
744 prevailing and a to-be-merged entry and to queue diagnostics properly.
745 (lto_symtab_resolve_replaceable_p): New predicate for
747 (lto_symtab_resolve_can_prevail_p): Likewise.
748 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
749 handles merging commons by choosing the largest decl. Fold
750 in code that gives ODR errors.
751 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
753 (lto_symtab_merge_decls_1): Re-structure. Deal with the
754 case of no prevailing decl here. Diagnose mismatches
755 in object types here. Drop all but the prevailing decls.
756 (lto_symtab_prevailing_decl): Return the single prevailing decl.
757 * lto-streamer-in.c (lto_input_tree_ref): Deal with
758 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
760 2009-10-14 Richard Guenther <rguenther@suse.de>
763 * lto-streamer-in.c (input_bb): Replace debug stmts with
764 nops instead of dropping them.
766 2009-10-14 Nick Clifton <nickc@redhat.com>
768 * gcc/doc/extended.texi: Replace the dash character with @minus{}
769 in situations where it is being used as a minus symbol.
770 * gcc/doc/tm.texi: Likewise.
771 * gcc/doc/md.texi: Likewise.
773 2009-10-14 Jakub Jelinek <jakub@redhat.com>
775 PR preprocessor/41543
776 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
777 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
778 * tree.c: Include intl.h.
779 (expand_location): Handle BUILTINS_LOCATION.
780 * Makefile.in (tree.o): Depend on intl.h.
783 * dwarf2out.c (dwarf2out_var_location): Always clear
784 last_postcall_label when changing last_label.
786 2009-10-14 Pascal Obry <obry@adacore.com>
788 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
789 (process_command): Handle -E as done with -c and -S. Do not add
790 the target executable suffix to the output file when -E is used.
791 (main): Adjust error message accordingly.
793 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
799 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
801 (tree_code_size): Likewise.
803 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
805 * builtins.c (fold_builtin_1): Support complex "arc" functions.
806 * real.h (HAVE_mpc_arc): Define.
808 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
810 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
811 (struct builtin_description): Add fndecl field.
812 (bdesc): Remove const qualifier. Update initializer.
813 (sh_media_init_builtins): Remove const qualifier for d. Record
814 the result of add_builtin_function to the fndecl field.
815 (sh_builtin_decl): New.
816 (sh_media_builtin_decl): New.
818 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
821 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
822 requests between special registers.
824 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
826 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
828 2009-10-13 Richard Henderson <rth@redhat.com>
830 PR tree-optimization/41377
831 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
832 (cleanup_empty_eh_merge_phis): New change_region parameter;
833 pass it on to redirect_eh_edge_1. Update callers.
834 (cleanup_empty_eh_unsplit): Don't require an existing EH label
835 at the destination block.
837 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
839 * passes.c (register_pass): Replaced gcc_unreachable by
840 fatal_error on failure. Mentions plugins in comments & messages.
842 2009-10-13 Jakub Jelinek <jakub@redhat.com>
845 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
846 * sched-vis.c (print_value): Use it.
847 * cselib.c (cselib_hash_rtx): Likewise.
848 * print-rtl.c (print_rtx): Likewise.
849 * cfgexpand.c (expand_debug_rtx): Likewise.
850 * var-tracking.c (vt_expand_loc_callback): Likewise.
852 2009-10-13 Richard Guenther <rguenther@suse.de>
855 * opts.c (handle_option): Split out code to handle setting
856 the options flag var ...
857 (set_option): ... here.
858 * opts.h (set_option): Declare.
859 * lto-opts.c (register_user_option_p): Include -fexceptions
860 and all position independent code variants.
861 (handle_common_option): Remove.
862 (lto_reissue_options): Use set_option.
864 2009-10-13 Martin Jambor <mjambor@suse.cz>
866 PR tree-optimization/41661
867 * ipa-prop.c (compute_complex_pass_through): Allow only operations
868 that are tcc_comparisons or do not change the type in any
870 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
871 folding tcc_comparison operations.
873 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
875 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
878 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
884 * tree.def (DEBUG_EXPR_DECL): New.
885 * rtl.def (DEBUG_EXPR): New.
886 * gengtype.c (adjust_field_rtx_def): Handle it.
887 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
888 (insert_debug_temp_for_var_def): ... this. Drop support for
889 moving. Take iterator for def stmt; insert debug stmt before it.
890 Scan early for use count and kind in debug stmts.
891 (propagate_defs_into_debug_stmts): Rename to...
892 (insert_debug_temps_for_defs): ... this. Likewise.
893 * tree.h (DEBUG_TEMP_UID): New.
894 * tree.c (next_debug_decl_uid): New.
895 (make_node_stat): Count debug decls separately.
896 (copy_node_stat): Likewise.
897 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
898 * var-tracking.c (dv_is_decl_p): Recognize it.
899 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
900 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
901 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
902 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
903 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
904 (cselib_hash_rtx): Likewise.
905 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
906 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
908 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
909 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
910 * rtl.c (copy_rtx): Likewise.
911 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
912 * print-rtl.c (print_rtx): Likewise.
913 * sched-vis.c (print_value): Likewise.
914 (print_insn): Handle DEBUG_EXPR_DECL.
915 * tree-dump.c (dequeue_and_dump): Likewise.
916 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
917 * gimple-iterator (gsi_replace): Check for same lhs.
918 (gsi_remove): Insert debug temps.
919 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
920 (move_computations_stmt): Drop explicit propagation into debug stmts.
921 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
922 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
923 * tree-ssa-sink.c (statement_sink_location): Likewise.
924 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
925 * tree-ssanames.c (release_ssa_name): Adjust for rename.
926 * tree-flow.h: Likewise.
927 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
928 debug temps without values.
929 (eliminate_unnecessary_stmts): Don't discard just-inserted
932 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
935 * config/cris/cris.md (andu): Check that operand 1 is one of the
936 general registers. Fix typo in head comment.
938 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
940 * config/i386/i386.md (vswapmov): New.
941 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
942 (ix86_function_ms_hook_prologue): New.
943 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
944 * configure.ac: Test for swap suffix support in as.
945 * configure: Rebuild.
947 2009-10-12 Jakub Jelinek <jakub@redhat.com>
950 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
951 paradoxical subregs to prevent partial register stalls if the inner
952 mode is integer mode.
954 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
956 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
958 2009-10-12 Dodji Seketeli <dodji@redhat.com>
961 * gcc/dwarf2out.c (template_parameter_pack_die,
962 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
964 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
967 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
969 (maybe_register_def): Likewise. Take stmt iterator.
970 (rewrite_update_stmt): Take stmt iterator and pass it on.
971 (rewrite_update_enter_block): Pass stmt iterator.
973 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
975 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
976 (spu_builtin_decl): New function.
978 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
980 * config/i386/i386.md (SWIM): New mode iterator.
981 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
982 using SWIM mode iterator.
983 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
984 patterns using SWI48 mode iterator.
985 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
986 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
987 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
988 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
989 patterns using SWI248 mode iterator.
990 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
991 gen_x86_movdicc_0_m1_rex64 for renamed function
993 2009-10-11 Jose Ruiz <ruiz@adacore.com>
994 Eric Botcazou <ebotcazou@adacore.com>
997 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
998 * config/sparc/sol2-unwind.h: New file.
1000 2009-10-11 Olivier Hainque <hainque@adacore.com>
1001 Eric Botcazou <ebotcazou@adacore.com>
1004 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
1005 * config/i386/sol2-unwind.h: New file.
1007 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
1010 * config/i386/i386.md (addsi_1_zext): Get the proper second
1013 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
1015 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
1016 all OLD_RTXes, not just REGs. Use copy_rtx to create the
1019 2009-10-11 Richard Guenther <rguenther@suse.de>
1021 * gimple.c (iterative_hash_type_name): Do not handle special
1024 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
1026 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
1027 (*setcc_si_1_and): Ditto.
1028 (*setcc_si_1_movzbl): Ditto.
1029 (*setcc_<mode>_2): Ditto.
1030 (*setcc_qi): Rename from *setcc_1.
1031 (*setcc_qi_slp): Rename from *setcc_2.
1033 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
1034 (*zero_extendqisi2_movzbw_and splitter): Ditto.
1036 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
1037 "if" condition, there is already assert with reload_completed present.
1039 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
1041 * plugin.c (try_init_one_plugin): Improve constness of variable err.
1043 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
1045 * doc/install.texi (Final install): Refer to
1046 http://gcc.gnu.org/bugs/ for bug reporting.
1048 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
1050 * configure.ac: Add test for dci instruction.
1051 * configure: Regenerate.
1052 * config.in: Likewise.
1053 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
1054 * doc/invoke.texi: Add cpu_type 476 and 476fp.
1055 (-mmulhw): Add 476 to description.
1056 (-mdlmzb): Likewise.
1057 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
1058 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
1059 (processor_target_table): Add 476 and 476fp entries.
1060 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
1061 (rs6000_issue_rate): Add CPU_PPC476.
1062 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
1063 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
1064 (processor_type): Add PROCESSOR_PPC476.
1065 (EXTRA_SPECS): Add asm_cpu_476 string.
1066 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
1067 (define_attr "cpu"): Add ppc476.
1069 Update comments for 476.
1070 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
1071 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
1072 Update copyright year.
1073 * config/rs6000/476.md: New file.
1074 * config/rs6000/40x.md: Add description for "isel" attribute.
1075 Update copyright year.
1076 * config/rs6000/440.md: Likewise.
1077 * config/rs6000/603.md: Likewise.
1078 * config/rs6000/6xx.md: Likewise.
1079 * config/rs6000/7450.md: Likewise.
1080 * config/rs6000/7xx.md: Likewise.
1081 * config/rs6000/8540.md: Likewise.
1082 * config/rs6000/cell.md: Likewise.
1083 * config/rs6000/e300c2c3.md: Likewise.
1084 * config/rs6000/e500mc.md: Likewise.
1085 * config/rs6000/mpc.md: Likewise.
1086 * config/rs6000/power4.md: Likewise.
1087 * config/rs6000/power5.md: Likewise.
1088 * config/rs6000/power6.md: Likewise.
1089 * config/rs6000/power7.md: Likewise.
1090 * config/rs6000/rios1.md: Likewise.
1091 * config/rs6000/rios2.md: Likewise.
1092 * config/rs6000/rs64.md: Likewise.
1094 2009-10-10 Richard Guenther <rguenther@suse.de>
1096 PR tree-optimization/41654
1097 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
1098 a cond expr before calling gimple_cond_set_condition_from_tree.
1099 (ifcombine_iforif): Likewise.
1101 2009-10-09 Ian Lance Taylor <iant@google.com>
1103 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
1104 * configure: Rebuild.
1106 2009-10-09 Neil Vachharajani <nvachhar@google.com>
1108 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
1111 2009-10-09 Richard Guenther <rguenther@suse.de>
1114 * target-def.h (TARGET_BUILTIN_DECL): Define.
1115 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
1116 * target.h (struct gcc_target): Add builtin_decl target hook.
1117 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
1118 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
1120 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
1121 not gcc_unreachable.
1122 (lto_output_builtin_tree): Sorry if the target does not support
1123 streaming target builtins.
1124 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
1125 (rs6000_builtin_decl): New function.
1126 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
1127 (ix86_builtin_decl): New function.
1129 2009-10-09 Jakub Jelinek <jakub@redhat.com>
1131 PR preprocessor/41445
1132 * c-ppoutput.c (do_line_change): New function.
1133 (cb_line_change): Use it.
1134 (scan_translation_unit): Call do_line_change if
1135 avoid_paste or PREV_WHITE and token location is on a different line
1136 than print.src_line.
1139 * dwarf2out.c (dwarf2out_init): Test whether
1140 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
1143 PR rtl-optimization/41646
1144 * calls.c (expand_call): For BLKmode types returned in registers
1145 avoid likely spilled hard regs in copy_blkmode_from_reg generated
1148 2009-10-09 Richard Guenther <rguenther@suse.de>
1150 PR tree-optimization/41634
1151 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
1152 we remove the correct elements.
1153 (optimize_stmt): Make sure to update stmt operands before
1154 optimizing redundancies.
1156 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1158 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
1160 2009-10-09 Richard Guenther <rguenther@suse.de>
1163 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
1165 (lto_wrapper_exit): New function.
1167 (fatal_perror): Likewise.
1168 (fork_execute): Use global args_name, do not free it.
1169 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
1170 * lto-streamer.h: Remove duplicate prototypes.
1172 2009-10-09 Richard Guenther <rguenther@suse.de>
1174 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
1175 before calling stmt_can_throw_external.
1177 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
1179 PR tree-optimization/40071
1180 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
1181 pointer if the original data reference doesn't conflict with the
1182 created vector data reference. Fix long line.
1184 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
1186 * config/i386/i386.md (any_div): New code iterator.
1187 (u): Handle div and udiv.
1189 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
1191 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
1192 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
1193 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
1194 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
1196 2009-10-08 Joseph Myers <joseph@codesourcery.com>
1198 * gcc.c (main): Remove trailing "." from diagnostics.
1200 2009-10-08 Cary Coutant <ccoutant@google.com>
1202 Add support for debugging with ICF (Identical Code Folding).
1203 * calls.c (debug.h): New #include.
1204 (emit_call_1): Call virtual_call_token debug hook.
1205 * common.opt (-fenable-icf-debug): New option.
1206 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
1207 locations in the source).
1208 (poc_label_num): New variable.
1209 (dcall_entry, vcall_entry): New typedefs.
1210 (dcall_table, vcall_table): New variables.
1211 (struct vcall_insn): New type.
1212 (vcall_insn_table): New variable.
1213 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
1214 (size_of_dcall_table): New function.
1215 (output_dcall_table): New function.
1216 (size_of_vcall_table): New function.
1217 (output_vcall_table): New function.
1218 (dwarf2out_direct_call): New function.
1219 (vcall_insn_table_hash): New function.
1220 (vcall_insn_table_eq): New function.
1221 (dwarf2out_virtual_call_token): New function.
1222 (dwarf2out_virtual_call): New function.
1223 (dwarf2out_init): Allocate new tables and sections.
1224 (prune_unused_types): Mark DIEs referenced from direct call table.
1225 (dwarf2out_finish): Output direct and virtual call tables.
1226 * final.c (final_scan_insn): Call direct_call and virtual_call
1228 * debug.h (struct gcc_debug_hooks): Add direct_call,
1229 virtual_call_token, virtual_call hooks.
1230 (debug_nothing_uid): New function.
1231 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
1232 (debug_nothing_uid): New function.
1233 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
1234 (xcoff_debug_hooks): Likewise.
1235 * sdbout.c (sdb_debug_hooks): Likewise.
1236 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1237 * doc/invoke.texi (-fenable-icf-debug): New option.
1239 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
1242 * regmove.c (regmove_backward_pass): Replace src with dst in the
1243 debug insn, and check for dst before rather than after.
1245 2009-10-08 Janis Johnson <janis187@us.ibm.com>
1247 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
1248 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
1250 2009-10-08 Jan Hubicka <jh@suse.cz>
1253 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
1254 do not mark cgraph nodes as needed.
1255 (record_references_in_initializer): Add new only_vars parameter.
1256 * cgraph.h (record_references_in_initializer): New parameter.
1257 * varasm.c (assemble_variable): Update call.
1258 * varpool.c (varpool_analyze_pending_decls): Always look for
1261 2009-10-08 Anatoly Sokolov <aesok@post.ru>
1263 * config/avr/avr.c (last_insn_address) Remove variable.
1264 (expand_prologue): Don't initialise last_insn_address variable.
1265 (final_prescan_insn): Don't output insn size.
1266 * config/avr/avr.opt (msize): Remove switch.
1267 * doc/invoke.texi (AVR Options): Remove documentation of -msize
1270 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
1272 * combine.c (label_tick_ebb_start): Fix comment.
1273 (combine_instructions): Set label_tick and label_tick_ebb_start before
1274 calling setup_incoming_promotions. Start them from 1. Increment
1275 label_tick instead of deriving it from the BB index. Rather than
1276 comparing ticks use the block from the previous iteration to decide
1277 whether to start a new EBB. Remove empty lines before function.
1279 2009-10-08 Michael Matz <matz@suse.de>
1282 * builtins.c (fold_builtin_isascii): Use fold_build2.
1283 (fold_builtin_isdigit): Ditto.
1284 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
1285 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
1286 remove_useless_stmts_cond, remove_useless_stmts_tf,
1287 remove_useless_stmts_tc, remove_useless_stmts_bind,
1288 remove_useless_stmts_goto, remove_useless_stmts_label,
1289 remove_useless_stmts_1, remove_useless_stmts,
1290 pass_remove_useless_stmts): Remove.
1291 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
1292 * passes.c (init_optimization_passes): Don't add
1293 pass_remove_useless_stmts.
1294 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
1295 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
1297 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
1298 for static constants.
1299 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
1300 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
1302 2009-10-08 Richard Guenther <rguenther@suse.de>
1304 * gimple.c (free_gimple_type_tables): New function.
1305 * gimple.h (free_gimple_type_tables): Declare.
1307 2009-10-07 Mark Heffernan <meheff@google.com>
1309 * ipa-prop.c (ipa_print_node_params) Only print
1310 names of named arguments.
1312 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1314 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1315 being statically linked.
1317 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1319 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1321 2009-10-08 Jan Hubicka <jh@suse.cz>
1324 * ipa.c (cgraph_externally_visible_p,
1325 function_and_variable_visibility,
1326 whole_program_function_and_variable_visibility): Skip non-finalized
1329 2009-10-08 Nick Clifton <nickc@redhat.com>
1331 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1334 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1337 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1339 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1342 * c-common.c (c_fully_fold_internal): Strip nops from the result
1343 of recursive calls to c_fully_fold_internal.
1344 (c_wrap_maybe_const): New.
1345 (c_save_expr): Use c_wrap_maybe_const.
1346 * c-common.h (c_wrap_maybe_const): Declare.
1347 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1348 build_binary_op): Use c_wrap_maybe_const.
1350 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1352 * real.c: Fix comment to reflect actual exponent size.
1354 2009-10-08 Ben Elliston <bje@au.ibm.com>
1356 * config/rs6000/a2.md: Add FSF comment header.
1358 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1360 * config/i386/i386.md (any_extend): New code iterator.
1361 (u, s): New code attributes.
1363 (DWIH): Rewrite as code iterator for SI and DI modes.
1364 (DWI): Rewrite as mode attribute.
1365 (dwi): New mode attribute.
1366 (di): Depend on SI mode and DI mode.
1367 (doubleint_general_operand): Remove mode attribute.
1369 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1372 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1373 (*sub<mode>3_doubleword): Ditto.
1375 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1376 using SWIM248 mode iterator.
1377 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1378 using SWI48 mode iterator.
1379 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1380 patterns using DWIH mode iterator and any_extend code iterator.
1381 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1382 using any_extend code iterator.
1383 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1384 patterns using DWIH mode iterator and any_extend code iterator.
1385 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1386 using any_extend code iterator.
1387 (<s>mul<mode>3_highpart): Macroize expander from
1388 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1389 and any_extend code iterator.
1390 (*<s>muldi3_highpart_1): Macroize insn from
1391 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1392 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1393 patterns using any_extend code iterator.
1394 (*<s>mulsi3_highpart_zext): Macroize insn from
1395 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1397 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1399 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1400 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1401 refering to a DIE with DW_AT_const_value.
1403 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1406 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1408 2009-10-06 Jan Hubicka <jh@suse.cz>
1410 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1413 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1415 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1416 *lea_2_rex64): Move before *add<mode>_1 pattern.
1418 2009-10-07 Jan Hubicka <jh@suse.cz>
1420 * collect2.c (main): Add -fno-whole-program.
1421 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1423 2009-10-07 Jan Hubicka <jh@suse.cz>
1425 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1426 has no address taken.
1427 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1429 (cgraph_clone_node): Clear externally_visible flag for clones.
1430 * cgraph.h (cgraph_only_called_directly_p,
1431 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1432 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1433 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1434 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1435 ipcp_insert_stage): Likwise.
1436 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1437 externally_visible flag.
1438 (verify_cgraph_node): Verify that inline clones look right.
1439 (process_function_and_variable_attributes): Do not set
1440 externally_visible flags.
1441 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1443 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1445 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1446 clear externally_visible when turning into inline clones
1447 (cgraph_mark_inline_edge): Use new predicates.
1448 (cgraph_estimate_growth): Likewise.
1449 (cgraph_decide_inlining): Likewise.
1450 * ipa.c (cgraph_postorder): Likewise.
1451 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1452 that inline clones are not needed.
1453 (cgraph_externally_visible_p): New predicate.
1454 (function_and_variable_visibility): Add whole_program parameter;
1455 always set externally_visible flag; handle COMDAT function
1457 (local_function_and_variable_visibility): New function.
1458 (gate_whole_program_function_and_variable_visibility): New function.
1459 (whole_program_function_and_variable_visibility): New function.
1460 (pass_ipa_whole_program_visibility): New function.
1461 * passes.c (init_optimization_passes): Add whole program visibility
1463 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1464 not care about needed/reachable flags.
1465 * varpool.c: Include flags.h
1466 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1467 (varpool_finalize_decl): When we are in LTO read-back, all variables
1469 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1471 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1473 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1476 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1478 * config.gcc: Don't include the makefile fragments intended for
1480 * config/s390/fixdfdi.h: File removed.
1481 * config/s390/libgcc-glibc.ver: File removed.
1482 * config/s390/s390.h: Remove the fixdfdi.h hack.
1483 * config/s390/t-crtstuff: File moved to libgcc dir.
1484 * config/s390/t-linux: Likewise.
1485 * config/s390/t-tpf: libgcc specific parts removed.
1486 * config/s390/t-linux64: Likewise.
1488 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1490 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1491 (lto-compress.o): Likewise.
1493 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1496 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1497 dllexport to class members here.
1498 (i386_pe_determine_dllimport_p): Only check static class data for
1500 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1501 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1502 functions for vague linkage.
1503 (i386_pe_type_dllexport_p): Fix formatting.
1504 (maybe_add_dllexport) New function.
1505 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1508 2009-10-07 Ben Elliston <bje@au.ibm.com>
1510 * config/rs6000/a2.md: Remove duplicated lines.
1512 2009-10-07 Ben Elliston <bje@au.ibm.com>
1514 * config.gcc (powerpc*-*-*): Handle a2.
1515 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1516 * config/rs6000/a2.md: New file.
1517 * config/rs6000/rs6000.opt (mno-update): New.
1518 (mupdate): Return to using a mask, not a var.
1519 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1520 (enum processor_type): Add PROCESSOR_PPCA2.
1521 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1522 (rs6000_override_options): Add "a2" to processor_target_table.
1523 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1524 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1526 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1528 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1529 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1530 reference to nonexistent gen_truncxfxf2 function.
1532 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1534 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1535 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1536 (general_operand): Handle TI mode.
1537 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1538 using SDWIM mode iterator.
1539 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1540 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1541 using DWI mode iterator.
1542 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1543 patterns using SWI mode iterator.
1544 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1545 using SWI48 mode iterator.
1546 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1547 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1548 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1549 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1550 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1551 using SDWIM mode iterator.
1552 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1553 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1554 using DWI mode iterator.
1555 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1556 patterns using SWI mode iterator.
1557 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1558 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1559 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1560 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1561 patterns using plusminus code iterator.
1562 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1563 sub<mode>3 patterns using plusminus code iterator.
1564 * config/i386/i386.c (override_options): Update the call to
1565 gen_subdi_carry_rex64 for renamed function.
1566 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1567 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1568 calls to instruction expanders.
1570 2009-10-06 Martin Jambor <mjambor@suse.cz>
1573 * opts.c (decode_options): Run IPA-SRA at -O2.
1575 2009-10-06 Richard Guenther <rguenther@suse.de>
1577 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1579 2009-10-06 Tobias Burnus <burnus@net-b.de>
1582 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1583 -flto and -fwhole-program flags can be combined.
1585 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1588 * gcc.c (process_command): Check that -o argument was specified.
1590 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1592 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1594 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1596 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1597 * doc/invoke.texi (Warning Options): Annotate allowed languages
1598 for -Wunsuffixed-float-constants.
1600 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1602 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1603 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1604 same name and isn't the main variant.
1607 * dwarf2out.c (loc_by_reference): Removed.
1608 (dw_loc_list_1): New function.
1609 (dw_loc_list): Remove toplev argument, add want_address argument.
1610 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1611 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1612 want_address == 2 to dw_loc_list. For successful dw_loc_list
1613 set have_address to 1 only if want_address is not 0.
1615 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1617 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1618 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1619 a code block followed by two pointers.
1620 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1621 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1622 (MIPS_MOVE): Likewise.
1623 (MIPS_LUI): Likewise.
1624 (MIPS_JR): Likewise.
1625 (MIPS_BAL): Likewise.
1626 (MIPS_NOP): Likewise.
1627 (mips_asm_trampoline_template): Delete.
1628 (mips_trampoline_code_size): New function.
1629 (mips_trampoline_init): Add shorter sequences for all cases
1630 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1631 Calculate the opcodes directly, rather than copying from a template.
1632 Only flush the code part of the trampoline.
1633 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1635 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1637 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1638 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1639 (INCOMING_RETURN_ADDR_RTX): Likewise.
1640 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1642 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1643 with RETURN_ADDR_REGNUM.
1644 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1645 * config/mips/mips.c (mips16_build_call_stub): Replace
1646 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1647 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1648 (mips_print_operand_punctuation): Likewise.
1649 (mips_frame_set): Likewise.
1650 (mips16e_output_save_restore): Likewise.
1651 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1652 (mips_save_reg_p): Likewise.
1653 (mips_return_addr): Likewise.
1654 (mips_set_return_address): Likewise.
1655 (mips_direct_save_slot_move_p): Likewise.
1656 (mips_output_function_prologue): Likewise.
1657 (mips_restore_reg): Likewise.
1658 (mips_expand_epilogue): Likewise.
1659 (mips_epilogue_uses): Likewise.
1660 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1661 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1662 (clear_hazard_<mode>): Likewise.
1663 (call_internal): Likewise.
1664 (call_internal_direct): Likewise.
1665 (call_direct_split): Likewise.
1666 (call_value_internal): Likewise.
1667 (call_value_split): Likewise.
1668 (call_value_internal_direct): Likewise.
1669 (call_value_direct_split): Likewise.
1670 (call_value_multiple_internal): Likewise.
1671 (call_value_multiple_split): Likewise.
1673 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1674 Jakub Jelinek <jakub@redhat.com>
1676 PR rtl-optimization/41511
1677 * combine.c (record_value_for_reg): Pass explicit values as argument
1678 to get_last_value_validate.
1679 (get_last_value_validate): Document INSN parameter.
1680 For non-readonly MEMs, assume they might have been modified if INSN
1681 was in another basic block.
1682 (get_last_value): Minor reformatting.
1684 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1687 * final.c (asm_str_count): Split out from asm_insn_count.
1688 * rtl.h (asm_str_count): New prototype.
1689 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1692 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1694 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1696 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1697 Rafael Espindola <espindola@google.com>
1699 * gengtype.c (write_types): Moved call to write_func_for_structure
1700 into seperate loops.
1702 2009-10-05 Richard Guenther <rguenther@suse.de>
1705 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1706 (input_cgraph_1): Input toplevel asms.
1708 2009-10-05 Richard Guenther <rguenther@suse.de>
1711 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1712 (external_aggregate_decl_p): Likewise.
1713 (lto_symtab_compatible): Re-structure. Remove dead code.
1714 For variables ignore toplevel qualifiers when comparing types.
1715 Issue warnings, not errors for mismatched user-alignment.
1717 2009-10-05 Richard Guenther <rguenther@suse.de>
1721 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1722 (struct lto_symtab_identifier_def): Likewise.
1723 (struct lto_symtab_decl_def): Likewise.
1724 (struct lto_symtab_entry_def): New.
1725 (lto_symtab_identifier_t): Rename to ...
1726 (lto_symtab_entry_t): ... this.
1727 (lto_symtab_decls): Remove.
1728 (lto_symtab_base_hash): Rename to ...
1729 (lto_symtab_entry_hash): ... this.
1730 (lto_symtab_base_eq): Rename to ...
1731 (lto_symtab_entry_eq): ... this.
1732 (lto_symtab_base_marked_p): Rename to ...
1733 (lto_symtab_entry_marked_p): ... this.
1734 (lto_symtab_identifier_marked_p): Remove.
1735 (lto_symtab_decl_marked_p): Likewise.
1736 (lto_symtab_maybe_init_hash_tables): Rename to ...
1737 (lto_symtab_maybe_init_hash_table): ... this.
1738 (lto_symtab_set_resolution_and_file_data): Remove.
1739 (lto_symtab_register_decl): New function.
1740 (lto_symtab_get_identifier): Remove.
1741 (lto_symtab_get): New function.
1742 (lto_symtab_get_resolution): Adjust.
1743 (lto_symtab_get_identifier_decl): Remove.
1744 (lto_symtab_set_identifier_decl): Likewise.
1745 (lto_symtab_merge_decl): Rename to ...
1746 (lto_symtab_merge): ... this. Rewrite.
1747 (lto_symtab_merge_var): Remove.
1748 (lto_symtab_merge_fn): Likewise.
1749 (lto_symtab_prevailing_decl): Adjust.
1750 (lto_cgraph_replace_node): New function.
1751 (lto_symtab_merge_decls_2): Likewise.
1752 (lto_symtab_merge_decls_1): Likewise.
1753 (lto_symtab_fixup_var_decls): Likewise.
1754 (lto_symtab_resolve_symbols): Likewise.
1755 (lto_symtab_merge_decls): Likewise.
1756 (lto_symtab_prevailing_decl): Adjust.
1757 (lto_symtab_get_symtab_def): Remove.
1758 (lto_symtab_get_file_data): Likewise.
1759 (lto_symtab_clear_resolution): Adjust.
1760 (lto_symtab_clear_resolution): Likewise.
1761 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1762 (input_cgraph_1): Likewise.
1763 * lto-streamer-in.c (get_resolution): Do not provide fake
1764 symbol resolutions here.
1765 (deferred_global_decls): Remove.
1766 (lto_register_deferred_decls_in_symtab): Likewise.
1767 (lto_register_var_decl_in_symtab): Change signature, register
1768 variable via lto_symtab_register_decl.
1769 (lto_register_function_decl_in_symtab): Likewise.
1770 (lto_read_tree): Adjust.
1771 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1772 (lto_symtab_merge_var): Likewise.
1773 (lto_symtab_merge_fn): Likewise.
1774 (lto_symtab_register_decl): Declare.
1775 (lto_symtab_merge_decls): Likewise.
1777 2009-10-05 Richard Guenther <rguenther@suse.de>
1779 PR tree-optimization/23821
1780 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1781 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1782 simple IV increments.
1784 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1786 * config/arm/arm.c (arm_override_options): Really initialize
1787 flag_dwarf2_cfi_asm to 0.
1789 2009-10-05 Doug Kwan <dougkwan@google.com>
1791 PR rtl-optimization/41574
1792 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1793 floating point and we are not doing unsafe math optimizations.
1795 2009-10-03 Simon Baldwin <simonb@google.com>
1796 Cary Coutant <ccoutant@google.com>
1797 Rafael Espindola <espindola@google.com>
1798 Richard Guenther <rguenther@suse.de>
1799 Jan Hubicka <jh@suse.cz>
1800 Doug Kwan <dougkwan@google.com>
1801 H.J. Lu <hongjiu.lu@intel.com>
1802 Bill Maddox <maddox@google.com>
1803 Ryan Mansfield <rmansfield@qnx.com>
1804 Diego Novillo <dnovillo@google.com>
1805 Ollie Wild <aaw@google.com>
1806 Kenneth Zadeck <zadeck@naturalbridge.com>
1808 * lto-cgraph.c: New file.
1809 * lto-compress.c: New file.
1810 * lto-compress.h: New file.
1811 * lto-opts.c: New file.
1812 * lto-section-in.c: New file.
1813 * lto-section-out.c: New file.
1814 * lto-streamer-in.c: New file.
1815 * lto-streamer-out.c: New file.
1816 * lto-streamer.c: New file.
1817 * lto-streamer.h: New file.
1818 * lto-symtab.c: New file.
1819 * lto-wpa-fixup.c: New file.
1820 * lto-wrapper.c: New file.
1822 2009-10-03 Simon Baldwin <baldwin@google.com>
1823 Ben Elliston <bje@au.ibm.com>
1824 Rafael Espindola <espindola@google.com>
1825 Nathan Froyd <froydnj@codesourcery.com>
1826 Jan Hubicka <jh@suse.cz>
1827 Doug Kwan <dougkwan@google.com>
1828 Diego Novillo <dnovillo@google.com>
1829 Kenneth Zadeck <zadeck@naturalbridge.com>
1831 * Makefile.in (enable_lto): New.
1832 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1833 (LINKER_PLUGIN_API_H): Define.
1834 (LTO_SYMTAB_H): Define.
1835 (LTO_STREAMER_H): Define.
1836 (TREE_VECTORIZER_H): Define.
1837 (INCLUDES): Add LIBELFINC.
1838 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1839 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1840 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1841 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1842 (native): Add lto-wrapper$(exeext)
1843 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1844 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1845 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1846 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1847 (varasm.o): Add dependency on tree-iterator.h.
1848 (cgraph.o): Add dependency on cif-code.def.
1849 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1850 (ipa-pure-const.o): Likewise.
1851 (GTFILES): Add lto-symtab.c.
1852 (install-lto-wrapper): New.
1853 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1854 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1855 * config.in: Regenerate.
1857 2009-10-03 Rafael Espindola <espindola@google.com>
1858 Diego Novillo <dnovillo@google.com>
1860 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1861 ipa_write_summaries.
1862 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1864 (cgraph_optimize): Make extern.
1866 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1867 Kenneth Zadeck <zadeck@naturalbridge.com>
1869 * toplev.c (in_lto_p): Declare.
1870 * collect2.c (scan_prog_file): Read all the output when reading
1871 information for LTO.
1872 (enum lto_mode_d): Declare.
1874 2009-10-03 Richard Guenther <rguenther@suse.de>
1875 Diego Novillo <dnovillo@google.com>
1877 * gimple.c: Include target.h and alias.h.
1878 (gimple_types): Declare.
1879 (type_hash_cache): Declare.
1880 (gimple_alloc_stat): Make extern.
1881 (gimple_build_eh_must_not_throw): Call
1882 gimple_eh_must_not_throw_set_fndecl.
1883 (struct type_pair_d): Declare.
1884 (type_pair_t): Declare.
1885 (type_pair_hash): New.
1886 (type_pair_eq): New.
1887 (lookup_type_pair): New.
1888 (gimple_force_type_merge): New.
1889 (compare_type_names_p): New.
1890 (compare_field_offset): New.
1891 (gimple_types_compatible_p): New.
1892 (struct sccs): Declare.
1893 (next_dfs_num): Declare.
1894 (iterative_hash_gimple_type): New.
1896 (iterative_hash_type_name): New.
1897 (iterative_hash_gimple_type): New.
1898 (gimple_type_hash): New.
1899 (gimple_type_eq): New.
1900 (gimple_register_type): New.
1901 (print_gimple_types_stats): New.
1902 (gimple_signed_or_unsigned_type): New.
1903 (gimple_unsigned_type): New.
1904 (gimple_signed_type): New.
1905 (gimple_get_alias_set): New.
1906 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1907 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1908 (gimple_force_type_merge): Declare.
1909 (gimple_types_compatible_p): Declare.
1910 (gimple_register_type): Declare.
1911 (print_gimple_types_stats): Declare.
1912 (gimple_unsigned_type): Declare.
1913 (gimple_signed_type): Declare.
1914 (gimple_get_alias_set): Declare.
1915 (gimple_eh_must_not_throw_set_fndecl): New.
1917 2009-10-03 Jan Hubicka <jh@suse.cz>
1918 Kenneth Zadeck <zadeck@naturalbridge.com>
1920 * ipa-pure-const.c: Include lto-streamer.h.
1921 (register_hooks): Factor out of ...
1922 (generate_summary): ... here.
1923 (pure_const_write_summary): New.
1924 (pure_const_read_summary): New.
1925 (pass_ipa_pure_const): Add pure_const_write_summary and
1926 pure_const_read_summary.
1927 * ipa-reference.c: Include lto-streamer.h.
1928 (add_new_function): New.
1929 (remove_node_data): New.
1930 (duplicate_node_data): New.
1931 (ipa_init): Guard against multiple calls.
1932 Move hook setup from analyze_function.
1933 (write_node_summary_p): New.
1934 (ipa_reference_write_summary): New.
1935 (ipa_reference_read_summary): New.
1936 (pass_ipa_reference): Add ipa_reference_write_summary and
1937 ipa_reference_read_summary.
1938 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1939 (struct cgraph_edge): Add fields lto_stmt_uid and
1940 call_stmt_cannot_inline_p.
1941 (cgraph_optimize): Declare.
1942 (cgraph_decide_is_function_needed): Declare.
1943 (reset_inline_failed): Declare.
1944 (enum LTO_cgraph_tags): Declare.
1945 (LTO_cgraph_tag_names): Declare.
1946 (LCC_NOT_FOUND): Define.
1948 2009-10-03 Doug Kwan <dougkwan@google.com>
1949 Rafael Espindola <espindola@google.com>
1950 Jan Hubicka <jh@suse.cz>
1951 Diego Novillo <dnovillo@google.com>
1952 Kenneth Zadeck <zadeck@naturalbridge.com>
1954 * passes.c (all_regular_ipa_passes): New.
1955 (all_ipa_passes): Rename to all_small_ipa_passes.
1956 (init_optimization_passes): Init all_regular_ipa_passes.
1957 * tree-pass.h (all_regular_ipa_passes): New.
1958 (all_ipa_passes): Rename to all_small_ipa_passes.
1959 * passes.c (all_lto_gen_passes): New.
1960 (init_optimization_passes): Initialize all_lto_gen_passes.
1961 (execute_ipa_summary_passes): Make non-static.
1962 (ipa_write_summaries_1): New.
1963 (ipa_write_summaries_2): New.
1964 (ipa_write_summaries): New.
1965 (ipa_write_summaries_of_cgraph_node_set): New.
1966 (ipa_read_summaries_1): New.
1967 (ipa_read_summaries): New.
1968 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1969 (execute_regular_ipa_pass_list): Remove.
1970 (init_optimization_passes): Schedule
1971 pass_rebuild_cgraph_edges and pass_early_inline outside
1972 of pass_all_early_optimizations. Document reason.
1973 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1974 pass_ipa_lto_finish_out): New pass.
1975 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1976 (execute_all_ipa_transforms): New.
1977 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1978 (dump_properties, debug_properties): New.
1979 * tree-optimize.c (gate_all_early_local_passes): Return
1980 false if we are in lto1.
1981 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1982 * tree-pass.h (execute_all_ipa_transforms): Declare.
1983 (pass_ipa_function_and_variable_visibility): Declare.
1984 (pass_ipa_early_inline): Declare.
1985 (pass_ipa_lto_gimple_out): Declare.
1986 (pass_ipa_lto_wpa_fixup): Declare.
1987 (pass_ipa_lto_finish_out): Declare.
1988 (all_small_ipa_passes, all_regular_ipa_passes,
1989 all_lto_gen_passes): Declare.
1990 (execute_ipa_summary_passes): Declare.
1991 (execute_all_ipa_transforms): Declare.
1992 (ipa_write_summaries): Declare
1993 (ipa_write_summaries_of_cgraph_node_set): Declare.
1994 (ipa_read_summaries): Declare.
1996 2009-10-03 Doug Kwan <dougkwan@google.com>
1997 Ollie Wild <aaw@google.com>
1999 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
2001 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
2002 (lto_mode): New variable.
2003 (maybe_run_lto_and_relink): Handle the -fwpa option.
2004 (main): Handle the -fwpa option.
2005 (maybe_unlink_list): New function.
2006 * gcc.c (link_lto_options): Replace -flto with -fwpa.
2007 * common.opt (flto): New flag.
2008 * toplev.c (flag_generate_lto): Declare.
2010 2009-10-03 Simon Baldwin <simonb@google.com>
2012 * common.opt (flto-compression-level): New flag.
2014 * opts.c: Include lto-opts.h.
2015 (handle_option): Call lto_register_user_option for each
2016 valid option handled.
2017 (decode_options): Clear registered options before the options
2020 2009-10-03 Cary Coutant <ccoutant@google.com>
2022 * collect2.c (is_elf): New function.
2023 (scan_prog_file): Require LTO object to be in ELF format.
2025 2009-10-03 Rafael Espindola <espindola@google.com>
2027 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
2028 libgcc to the linker.
2030 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
2032 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
2033 (collect_execute): Add flags argument. Pass flags to pex_run. Update
2035 * collect2.h (collect_execute): Add flags argument.
2036 * tlink.c (tlink_execute): Update call to collect_execute.
2037 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
2038 (use_linker_plugin): New.
2039 (use_linker_plugin_spec_function): New.
2040 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
2041 (linker_plugin_file_spec): New.
2042 (lto_wrapper_spec): New.
2043 (lto_gcc_spec): New.
2044 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
2045 (static_spec_functions): Add use-linker-plugin.
2046 (process_command): Handle -use-linker-plugin.
2047 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
2048 linker_plugin_file_spec and lto_gcc_spec.
2049 (use_linker_plugin_spec_function): New.
2051 2009-10-03 Richard Guenther <rguenther@suse.de>
2055 * tree.h (is_lang_specific): Include LANG_TYPE.
2056 * tree.c (find_decls_types_r): Manually add interesting parts
2057 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
2059 * gimple.c (type_pair_hash): Make symmetric.
2060 (type_pair_eq): Likewise.
2061 (lookup_type_pair): Increase initial hashtable size.
2062 (gimple_force_type_merge): Rely on type-pair symmetry.
2063 (visit): Remove excessive checking code.
2064 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
2065 (gimple_register_type): Remove getenv calls, shrink initial
2069 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
2070 inline functions if not generating lto output.
2073 * toplev.c (finalize): In WPA mode remove the asm file.
2075 2009-10-03 Doug Kwan <dougkwan@google.com>
2077 * ipa-inline.c (cgraph_mark_inline): Check
2078 edge->call_stmt_cannot_inline_p instead of calling
2079 gimple_call_cannot_inline_p.
2080 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
2081 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
2082 (inline_generate_summary): Do nothing in LTRANS.
2083 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
2084 exists before calling gimple_call_cannot_inline_p.
2085 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
2086 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
2087 Update new_edge->lto_stmt_uid.
2088 * cgraphbuild.c (reset_inline_failed): New.
2090 * common.opt (fwpa): New flag.
2091 (fltrans): New option.
2092 * gcc.c (gcc_lto_option_t): New type.
2093 (current_lto_option): New variable.
2094 (lto_single_spec_function): Remove and is replaced by ..
2095 (lto_option_spec_function): New function.
2096 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
2097 passing the -flto flag.
2098 (cc1_options): Separate non-LTO related parts into ..
2099 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
2100 (lto1_options): New spec for lto FE.
2101 (link_lto_options): New spec for handling LTO flags in linker.
2102 (invoke_lto_single): Re-format to fit in 80 column. Replace
2103 lto-single with lto-option.
2104 (static_specs): Add cc1_non_lto_options, lto1_options and
2106 (static_spec_function): Replace lto-single with lto-option.
2107 (process_command): Handle -flto, -fwpa and -fltran by setting
2108 current_lto_option and not passing it to subprocess unconditionally.
2110 2009-10-03 Bill Maddox <maddox@google.com>
2112 Add `gcc' driver support for link-time code generation (LTO).
2114 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
2115 (lto_flag, lto_objects, lto_o_file): New variables.
2116 (struct lto_object, struct lto_object_list): New structures.
2117 (collect_exit, handler): Remove LTO temporary output file on exit.
2118 (add_lto_object): New function.
2119 (maybe_run_lto_and_relink): New function. Perform link time code
2120 generation and relinking for object files containing LTO information.
2121 (main): Invoke maybe_run_lto_and_relink().
2122 (dump_argv): New function. For debugging, currently disabled.
2123 (scan_prog_file): Add LTO information pass.
2124 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
2126 * toplev.c (compile_file): Emit assembler directive to create
2127 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
2129 2009-10-03 Diego Novillo <dnovillo@google.com>
2131 * c.opt: Add LTO to warn_abi and warn_psabi.
2133 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
2134 inline function. Ignore language-specific nodes. Update all users.
2135 (find_decls_types_r): Do not traverse the subtrees of
2136 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
2137 * tree.h (is_lang_specific): New.
2138 * langhooks.h (struct lang_hooks_for_decls): Remove
2139 may_need_assembler_name_p. Update all users.
2141 * c-common.c (set_builtin_user_assembler_name): Move ...
2142 * builtins.c (set_builtin_user_assembler_name): ... here.
2143 (is_builtin_name): Add comment
2144 (is_builtin_fn): New.
2145 * except.c (output_ttype): Only call
2146 lookup_type_for_runtime if TYPE is not a runtime type.
2148 * passes.c (register_pass): Call position_pass on
2149 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
2150 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
2151 (TV_IPA_LTO_DECL_IO): Define.
2152 (TV_IPA_LTO_CGRAPH_IO): Define.
2154 (TV_WHOPR_WPA): Define.
2155 (TV_WHOPR_WPA_IO): Define.
2156 (TV_WHOPR_LTRANS): Define.
2157 (TV_WHOPR_WPA_FIXUP): Define.
2158 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
2159 * tree-cfg.c (tree_node_can_be_shared): Make extern.
2160 * tree-flow.h (tree_node_can_be_shared): Declare.
2161 * tree-inline.c (tree_can_inline_p): Check that E has a
2162 statement associated with it.
2163 * tree.c (free_lang_data_in_binf): Factor out of ...
2164 (free_lang_data_in_type): ... here.
2165 Call RECORD_OR_UNION_TYPE_P.
2166 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
2167 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
2168 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
2169 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
2170 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
2171 (gate_free_lang_data): Return true if flag_generate_lto is set.
2172 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
2173 * c-common.h (set_builtin_user_assembler_name): Move ...
2174 * tree.h (set_builtin_user_assembler_name): ... here.
2176 * common.opt (flto-report): New flag.
2177 * opts.c (complain_wrong_lang): Do not complain if running lto1.
2178 * collect2.c (scan_prog_file): Send the error output of
2179 'nm' to HOST_BIT_BUCKET.
2181 2009-10-03 Ollie Wild <aaw@google.com>
2183 * langhooks-def.h (lhd_begin_section): New function declaration.
2184 (lhd_write_section): New function declaration.
2185 (lhd_end_section): New function declaration.
2186 (LANG_HOOKS_BEGIN_SECTION): New macro.
2187 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
2188 (LANG_HOOKS_END_SECTION): New macro.
2189 (LANG_HOOKS_LTO): New macro.
2190 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
2191 * langhooks.c (output.h): Add include.
2192 (saved_section): New static variable.
2193 (lhd_begin_section): New function.
2194 (lhd_write_section_data): New function.
2195 (lhd_end_section): New function.
2196 * langhooks.h (struct lang_hooks_for_lto): New structure.
2197 (struct lang_hooks): Add member lto.
2198 * Makefile.in (langhooks.o): Add dependency on output.h.
2200 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
2202 2009-10-03 Richard Guenther <rguenther@suse.de>
2204 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
2207 2009-10-03 Simon Baldwin <simonb@google.com>
2208 Richard Guenther <rguenther@suse.de>
2209 Janis Johnson <janis187@us.ibm.com>
2210 Doug Kwan <dougkwan@google.com>
2211 Diego Novillo <dnovillo@google.com>
2212 Ramana Radhakrishnan <ramana.r@gmail.com>
2213 Ollie Wild <aaw@google.com>
2215 * doc/install.texi: Add documentation for libelf and --enable-lto.
2216 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
2217 -flto-report, -flto-compression-level and -use-linker-plugin.
2218 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
2219 Add section for LTO Testing.
2221 2009-10-02 Cary Coutant <ccoutant@google.com>
2223 Add support for comdat type sections for DWARF v4.
2224 Merge from dwarf4 branch.
2226 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
2227 (dw_die_ref): Define vector type.
2228 (enum dw_val_class): Add dw_val_class_data8.
2229 (struct dw_val_struct): Add v.val_data8.
2230 (comdat_type_node_ref): New type.
2231 (struct die_struct): Move die_symbol into a union; add new field
2232 die_type_node. Change all uses.
2233 (comdat_type_node): New type.
2234 (skeleton_chain_node): New type.
2235 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
2236 (comdat_type_list): New variable.
2237 (dwarf_tag_name): Add DW_TAG_type_unit.
2238 (dwarf_attr_name): Add DW_AT_signature.
2239 (add_AT_data8): New function.
2240 (replace_child): New function.
2241 (move_all_children): New function.
2242 (print_signature): New function.
2243 (print_die): Print signature information; add dw_val_class_data8.
2244 (attr_checksum): Support dw_val_class_data8.
2245 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
2246 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
2247 (checksum_sleb128, checksum_uleb128): New functions.
2248 (checksum_die_context): New function.
2249 (loc_checksum_ordered): New function.
2250 (attr_checksum_ordered): New function.
2251 (struct checksum_attributes): New structure.
2252 (collect_checksum_attributes): New function.
2253 (die_checksum_ordered): New function.
2254 (generate_type_signature): New function.
2255 (same_dw_val_p): Add dw_val_class_data8.
2256 (is_symbol_die): Use new is_declaration_die function.
2257 (is_declaration_die): New function.
2258 (should_move_die_to_comdat): New function.
2259 (clone_die): New function.
2260 (clone_tree): New function.
2261 (clone_as_declaration): New function.
2262 (copy_declaration_context): New function.
2263 (generate_skeleton_ancestor_tree): New function.
2264 (generate_skeleton_bottom_up): New function.
2265 (generate_skeleton): New function.
2266 (remove_child_or_replace_with_skeleton): New function.
2267 (break_out_comdat_types): New function.
2268 (struct decl_table_entry): New type.
2269 (htab_decl_hash): New function.
2270 (htab_decl_eq): New function.
2271 (htab_decl_del): New function.
2272 (copy_ancestor_tree): New function.
2273 (copy_decls_walk): New function.
2274 (copy_decls_for_unworthy_types): New function.
2275 (build_abbrev_table): Don't assert on missing die_symbol when doing
2276 comdat type sections.
2277 (size_of_die): Use DW_FORM_sig8 for external references. Add
2279 (unmark_dies): Don't assert for unmarked dies when doing comdat
2281 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
2282 (output_signature): New function.
2283 (output_die): Likewise.
2284 (output_compilation_unit_header): Mark output as DWARF version 3
2285 even if generating DWARF 4.
2286 (output_comdat_type_unit): New function.
2287 (output_line_info): Mark output as DWARF version 3 even if generating
2289 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
2291 (dwarf2out_end_source_file): Likewise.
2292 (prune_unused_types_walk_attribs): Don't follow references into
2293 comdat type sections.
2294 (prune_unused_types_mark): When generating type units, do not mark
2295 children of non-defining declarations of types; do mark children of
2297 (prune_unused_types): Process comdat type sections.
2298 (htab_ct_hash): New function.
2299 (htab_ct_eq): New function.
2300 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
2301 Add a pointer to the line table from type unit entries so
2302 DW_AT_decl_file has meaning.
2303 * varasm.c (default_elf_asm_named_section): Use identifier name as
2304 comdat key instead of lang hook.
2306 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2308 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2310 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2312 * config/i386/i386.md (SWIM248): New mode iterator.
2313 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2314 divmodhi4 patterns using SWIM248 macro.
2315 (*divmod<mode>4): Macroize insn_and_split pattern from
2316 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2317 and their corresponding splitters usign SWIM248 macro. Split SImode
2318 insn to generate cltd and DImode insn to generate cqto instead of
2319 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2320 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2321 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2322 *divmodsi_noext patterns using SWIM248 macro.
2323 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2324 udivmodhi4 patterns using SWIM248 macro.
2325 (*udivmod<mode>4): Macroize insn_and_split pattern from
2326 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2327 corresponding splitters using SWIM248 macro.
2328 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2329 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2331 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2333 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2334 of zero-sized element is zero-sized regardless of its extent.
2336 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2339 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2340 * configure: Regenerated.
2341 * config.in: Regenerated.
2342 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2343 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2344 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2345 not emitting .eh_frame, emit .cfi_sections .debug_frame
2350 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2351 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2353 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2354 vars use DECL_RTL with resetting it back to NULL afterwards.
2355 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2356 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2357 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2358 the attribute type allows it, otherwise use DW_FORM_dataN.
2359 (mem_loc_descriptor): Handle CONST_STRING.
2360 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2361 Handle MEM with CONST_STRING address using add_AT_string.
2362 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2363 CONST_STRING for const arrays initialized with a string literal.
2364 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2365 (dwarf2out_finish): Call resolve_addr.
2367 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2368 Maxim Kuvyrkov <maxim@codesourcery.com>
2370 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2372 2009-10-02 Nick Clifton <nickc@redhat.com>
2374 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2375 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2377 2009-10-01 Jan Hubicka <jh@suse.cz>
2379 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2380 (cgraph_create_virtual_clone): Just pass redirect_callers
2382 * cgraph.h (cgraph_clone_node): Update prototype.
2383 * ipa-pure-const.c (self_recursive_p): New function.
2384 (propagate): Use it.
2385 * ipa-inline.c (cgraph_clone_inlined_nodes,
2386 cgraph_decide_recursive_inlining): Update.
2388 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2390 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2391 instructions for TARGET_OCTEON.
2393 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2395 * config/arm/arm.c (arm_override_options): Turn off
2396 flag_dwarf2_cfi_asm for AAPCS variants.
2398 2009-10-01 Martin Jambor <mjambor@suse.cz>
2401 * tree-sra.c (convert_callers): Do not call
2402 compute_inline_parameters on one caller more than once.
2404 2009-10-01 Nick Clifton <nickc@redhat.com>
2406 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2407 an empty string if not already defined.
2409 2009-10-01 Martin Jambor <mjambor@suse.cz>
2412 * tree-sra.c (is_va_list_type): New function.
2413 (find_var_candidates): Call is_va_list_type.
2414 (find_param_candidates): Check that the type or the type pointed
2415 to are not va_list types.
2417 2009-10-01 Martin Jambor <mjambor@suse.cz>
2420 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2421 DECL_ARTIFICIAL (param_decl) is true.
2423 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2425 * tree.h (tree_decl_common::lang_flag_8): New.
2426 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2428 * c-common.h (RID_CONSTEXPR): New.
2430 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2432 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2433 Use ref-all pointers.
2434 (alpha_gimplify_va_arg): Ditto.
2436 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2439 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2440 before insn counting loop now that BB_END (bb) is counted. Ensure
2441 the return value isn't zero.
2443 2009-09-30 Nick Clifton <nickc@redhat.com>
2445 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2446 with separate definitions of c_target_objs and cxx_target_objs.
2447 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2449 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2450 sh_symbian_import_export_class.
2451 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2452 * config/sh/symbian.c: Delete, moving code into...
2453 * config/sh/symbian-base.c: ... here
2454 * config/sh/symbian-c.c: ... and here
2455 * config/sh/symbian-cxx.c: ... and here.
2457 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2460 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2461 of plus RTX into register.
2463 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2465 * doc/install.texi: Linguistic and markup fixes.
2466 (Configuration) <--disable-cpp>: Remove description.
2467 <--enable-maintainer-mode>: Autotools files are affected, too.
2468 <--with-sysroot>: Improve description.
2469 (Building): Bump required GNU make version.
2471 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2473 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2474 (x86_64-*-*): Ditto.
2476 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2477 intrinisics for FMA4.
2478 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2479 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2480 Add FMA4 check and fma4intrin.h.
2481 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2483 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2484 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2485 constant for FMA4 support.
2486 (UNSPEC_FMA4_FMADDSUB): Ditto.
2487 (UNSPEC_FMA4_FMSUBADD): Ditto.
2488 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2489 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2490 (ix86_expand_fma4_multiple_memory): Ditto.
2491 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2492 (OPTION_MASK_ISA_FMA4_UNSET): New.
2493 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2494 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2495 (ix86_handle_option): Handle -mfma4.
2496 (isa_opts): Handle -mfma4.
2497 (enum pta_flags): Add PTA_FMA4.
2498 (override_options): Add FMA4 support.
2499 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2500 (IX86_BUILTIN_VFMADDSD): Ditto.
2501 (IX86_BUILTIN_VFMADDPS): Ditto.
2502 (IX86_BUILTIN_VFMADDPD): Ditto.
2503 (IX86_BUILTIN_VFMSUBSS): Ditto.
2504 (IX86_BUILTIN_VFMSUBSD): Ditto.
2505 (IX86_BUILTIN_VFMSUBPS): Ditto.
2506 (IX86_BUILTIN_VFMSUBPD): Ditto.
2507 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2508 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2509 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2510 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2511 (IX86_BUILTIN_VFNMADDSS): Ditto.
2512 (IX86_BUILTIN_VFNMADDSD): Ditto.
2513 (IX86_BUILTIN_VFNMADDPS): Ditto.
2514 (IX86_BUILTIN_VFNMADDPD): Ditto.
2515 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2516 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2517 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2518 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2519 (IX86_BUILTIN_VFMADDPS256): Ditto.
2520 (IX86_BUILTIN_VFMADDPD256): Ditto.
2521 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2522 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2523 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2524 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2525 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2526 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2527 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2528 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2529 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2530 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2531 (enum multi_arg_type): New enum for describing the various FMA4
2532 intrinsic argument types.
2533 (bdesc_multi_arg): New table for FMA4 intrinsics.
2534 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2535 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2537 (ix86_expand_builtin): Add FMA4 intrinsic support.
2538 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2539 operand instructions.
2540 (ix86_expand_fma4_multiple_memory): New function to split the
2541 second memory reference from FMA4 instructions.
2542 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2543 (ssemodesuffixf2s): Ditto.
2544 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2546 (fma4_fmsub<mode>4): Ditto.
2547 (fma4_fnmadd<mode>4): Ditto.
2548 (fma4_fnmsub<mode>4): Ditto.
2549 (fma4_vmfmadd<mode>4): Ditto.
2550 (fma4_vmfmsub<mode>4): Ditto.
2551 (fma4_vmfnmadd<mode>4): Ditto.
2552 (fma4_vmfnmsub<mode>4): Ditto.
2553 (fma4_fmadd<mode>4256): Ditto.
2554 (fma4_fmsub<mode>4256): Ditto.
2555 (fma4_fnmadd<mode>4256): Ditto.
2556 (fma4_fnmsub<mode>4256): Ditto.
2557 (fma4_fmaddsubv8sf4): Ditto.
2558 (fma4_fmaddsubv4sf4): Ditto.
2559 (fma4_fmaddsubv4df4): Ditto.
2560 (fma4_fmaddsubv2df4): Ditto.
2561 (fma4_fmsubaddv8sf4): Ditto.
2562 (fma4_fmsubaddv4sf4): Ditto.
2563 (fma4_fmsubaddv4df4): Ditto.
2564 (fma4_fmsubaddv2df4): Ditto.
2565 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2566 instructions for intrinsics.
2567 (fma4i_fmsub<mode>4): Ditto.
2568 (fma4i_fnmadd<mode>4): Ditto.
2569 (fma4i_fnmsub<mode>4): Ditto.
2570 (fma4i_vmfmadd<mode>4): Ditto.
2571 (fma4i_vmfmsub<mode>4): Ditto.
2572 (fma4i_vmfnmadd<mode>4): Ditto.
2573 (fma4i_vmfnmsub<mode>4): Ditto.
2574 (fma4i_fmadd<mode>4256): Ditto.
2575 (fma4i_fmsub<mode>4256): Ditto.
2576 (fma4i_fnmadd<mode>4256): Ditto.
2577 (fma4i_fnmsub<mode>4256): Ditto.
2578 (fma4i_fmaddsubv8sf4): Ditto.
2579 (fma4i_fmaddsubv4sf4): Ditto.
2580 (fma4i_fmaddsubv4df4): Ditto.
2581 (fma4i_fmaddsubv2df4): Ditto.
2582 (fma4i_fmsubaddv8sf4): Ditto.
2583 (fma4i_fmsubaddv4sf4): Ditto.
2584 (fma4i_fmsubaddv4df4): Ditto.
2585 (fma4i_fmsubaddv2df4): Ditto.
2587 * doc/invoke.texi (-mfma4): Add documentation.
2588 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2590 2009-09-29 Richard Henderson <rth@redhat.com>
2592 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2593 an edge to the new destination block.
2595 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2598 * pa.c (hppa_profile_hook): Use
2599 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2601 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2602 Alexander Monakov <amonakov@ispras.ru>
2605 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2606 (not_postinc_memory_operand): New.
2607 (not_postinc_move_operand): New.
2608 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2609 (*cmovsi_internal): Ditto.
2611 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2613 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2614 restrict issue_rate in first pass when scheduling for register
2617 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2618 Rafael Avila de Espindola <espindola@google.com>
2620 * gengtype.c (plugin_output): New.
2621 (get_output_file_with_visibility): Return plugin_output for plugins.
2622 (main): Parse and use the -P option.
2623 * gty.texi: Update the command line format.
2625 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2628 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2630 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2631 out if !const_ok_for_output.
2634 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2635 case VAR_LOCATION>: Remove gcc_unreachable ().
2637 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2639 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2640 (x86_64-*-*): Ditto.
2641 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2642 back to smmintrin.h.
2643 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
2644 * config/i386/x86intrin.h: Remove SSE5.
2645 * config/i386/mmintrin-common.h: Delete file.
2646 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2648 2009-09-29 Richard Guenther <rguenther@suse.de>
2650 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2651 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2653 2009-09-29 Nick Clifton <nickc@redhat.com>
2655 * function.c (current_function_name): If there is no current
2656 function just return "<none>".
2658 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2660 * tree-pass.h (register_pass_info): New structure.
2661 (pass_positioning_ops): Move enum from gcc-plugin.h.
2662 (register_pass): New function.
2663 * gcc-plugin.h (plugin_pass): Delete structure.
2664 (pass_positioning_ops): Delete enum.
2665 * plugin.c (regsiter_pass): Delete function.
2666 (position_pass): Delete function.
2667 (added_pass_nodes): Delete variable.
2668 (prev_added_pass_nodes): Delete variable.
2669 (pass_list_node): Delete structure.
2670 * passes.c (make_pass_instance): New function.
2671 (next_pass_1): Change to call make_pass_instance.
2672 (pass_list_node): Move structure from gcc-plugin.h.
2673 (added_pass_nodes): Move variable from plugin.c.
2674 (prev_added_pass_nodes): Move variable from plugin.c.
2675 (position_pass): New function.
2676 (register_pass): New function.
2678 2009-09-28 Easwaran Raman <eraman@google.com>
2680 * ifcvt.c (noce_try_abs): Recognize pattern and call
2681 expand_one_cmpl_abs_nojump.
2682 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2683 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2685 2009-09-28 Ian Lance Taylor <iant@google.com>
2688 * c-opts.c (c_common_handle_option): Don't set
2689 warn_jump_misses_init for -Wall.
2690 * doc/invoke.texi (Warning Options): Update documentation.
2692 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2694 * Makefile.in ($(out_object_file)): Depend on
2695 gt-$(basename $(notdir $(out_file))).h.
2697 2009-09-28 Richard Henderson <rth@redhat.com>
2699 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2700 * except.c (gen_eh_region): Set it.
2701 (duplicate_eh_regions_1): Copy it.
2702 * tree-eh.c (lower_resx): Use it to determine which function
2705 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2706 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2707 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2708 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2709 BUILT_IN_CXA_END_CLEANUP if necessary.
2711 * c-common.c (c_define_builtins): Update call to
2712 build_common_builtin_nodes.
2714 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2716 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2718 2009-09-28 Michael Matz <matz@suse.de>
2720 * builtins.c (interclass_mathfn_icode): New helper.
2721 (expand_builtin_interclass_mathfn): Use it here, and split folding
2723 (fold_builtin_interclass_mathfn): ... this new folder.
2724 (build_call_nofold_loc): New static helper.
2725 (build_call_nofold): New wrapper macro for above.
2726 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2727 (expand_builtin_pow): Ditto.
2728 (expand_builtin_memset_args): Ditto.
2729 (expand_builtin_printf): Ditto.
2730 (expand_builtin_fprintf): Ditto.
2731 (expand_builtin_sprintf): Ditto.
2732 (expand_builtin_memory_chk): Ditto.
2733 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2734 (expand_builtin_stpcpy): Ditto.
2735 (expand_builtin_strcmp): Ditto.
2736 (expand_builtin_strncmp): Ditto.
2737 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2738 (expand_builtin_strcpy_args): Don't call folders.
2739 (expand_builtin_memcmp): Ditto.
2740 (expand_builtin_strncpy): Ditto, and use target.
2741 (expand_builtin_memcpy): Ditto.
2742 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2743 expand_builtin_strpbrk, expand_builtin_memmove,
2744 expand_builtin_memmove_args, expand_builtin_bcopy,
2745 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2746 expand_builtin_strspn, expand_builtin_strcspn,
2747 expand_builtin_fputs): Remove these.
2748 (expand_builtin): Don't call the above, change calls to other
2749 expanders that changed prototype.
2750 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2751 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2752 fold_builtin_interclass_mathfn.
2753 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2754 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2756 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2757 * passes.c (init_optimization_passes): Move pass_fold_builtins
2758 after last phiopt pass.
2759 * tree-inline.c (fold_marked_statements): When folding builtins
2760 iterate over all instruction potentially generated.
2761 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2763 (fold_gimple_call): Use it to always fold calls (into potentially
2764 multiple instructions).
2765 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2766 calls into zero at this time.
2767 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2768 statements generated by builtin folding.
2770 2009-09-28 Nick Clifton <nickc@redhat.com>
2772 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2774 2009-09-28 Duncan Sands <baldrick@free.fr>
2776 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2777 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2778 (register_callback): Dispatch it.
2779 (invoke_plugin_callbacks): Incorporate in sanity check.
2780 * ggc.h (ggc_register_cache_tab): Add declaration.
2781 * ggc-common.c (ggc_register_root_tab): Simplify.
2782 (const_ggc_cache_tab_t): New typedef.
2783 (extra_cache_vec): New vector of dynamically added cache tables.
2784 (ggc_register_cache_tab): New function.
2785 (ggc_scan_cache_tab): New function.
2786 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2787 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2789 2009-09-27 Richard Henderson <rth@redhat.com>
2791 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2792 which we remove __builtin_stack_restore.
2794 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2796 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2797 to test for GRD_INVARIANT.
2798 (simple_rhs_p): Anything that's function_invariant_p is fine.
2800 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2802 * gengtype.c (main): Use plunge_files instead of plugin_output.
2804 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2805 Rafael Avila de Espindola <espindola@google.com>
2807 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2808 Don't print pch related info if it is false.
2809 (main): Don't print pch info in plugin mode.
2811 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2813 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2814 with dw_val_class_const_double.
2815 (struct dw_val_struct): Replace val_long_long with val_double and
2816 adjust for above change.
2817 (output_loc_operands): Likewise.
2818 (add_AT_long_long): Rename into...
2819 (add_AT_double): ...this.
2820 (print_die): Replace dw_val_class_long_long with
2821 dw_val_class_const_double and adjust.
2822 (attr_checksum): Likewise.
2823 (same_dw_val_p): Likewise.
2824 (size_of_die): Likewise.
2825 (value_format): Likewise.
2826 (output_die): Likewise.
2827 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2828 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2829 instead of add_AT_long_long.
2830 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2831 value with the precision of its type.
2833 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2836 * c-typeck.c (build_conditional_expr): Use the readonly and
2837 volatile flags of the operand types, not of the operands itself.
2839 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2841 * collect2.c (main): Look for -brtl before adding libraries.
2843 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2845 * config.gcc: Update OpenBSD targets.
2846 * config/openbsd-stdint.h: New file.
2847 * config/openbsd-libpthread.h: New file.
2848 * config/openbsd.h: Update and break out LIB_SPEC definition.
2849 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2850 * config/i386/openbsdelf.h: Correct types.
2851 * config/m68k/openbsd.h: Likewise.
2852 * config/mips/openbsd.h: Likewise.
2853 * config/vax/openbsd.h: Likewise.
2855 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2857 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2858 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2859 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2860 of the length and zero.
2862 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2864 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2865 (FLAGS_H): Add options.h $(REAL_H).
2866 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2867 (TREE_VECTORIZER_H): New.
2868 (EBITMAP_H): Renamed from EBIMAP_H.
2869 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2870 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2871 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2872 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2873 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2874 (graphite-clast-to-gimple.o, graphite-dependences.o)
2875 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2876 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2877 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2878 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2879 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2880 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2881 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2882 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2883 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2884 updated and fixed as per above changes and per
2885 check_makefile_deps.sh output.
2888 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2889 * configure: Regenerate.
2891 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2893 * doc/install.texi: Update minimum MPC version to 0.7.
2895 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2897 * doc/install.texi (Binaries): Remove reference to the binary
2898 distribution CD-ROM from the FSF.
2900 2009-09-26 Michael Matz <matz@suse.de>
2904 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2905 that are mentioned in the body.
2907 2009-09-26 Michael Matz <matz@suse.de>
2909 PR tree-optimization/41454
2910 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2911 (tree_ssa_dominator_optimize): Don't allocate and free it.
2912 (dom_opt_leave_block): Don't iterate over it.
2913 (eliminate_redundant_computations): Don't return a value.
2914 (cprop_operand, cprop_into_stmt): Ditto.
2915 (optimize_stmt): Don't defer updating stmts.
2917 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2919 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2920 generic_parameter_die, template_parameter_pack_die,
2921 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2922 renaming DW_TAG_formal_parameter_pack and
2923 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2924 and DW_TAG_GNU_template_parameter_pack.
2926 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2928 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2929 * config/v850/v850.c (v850_function_value): New function.
2930 (TARGET_FUNCTION_VALUE): Define.
2932 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2934 * tree-vect-stmts.c (vectorizable_call): Call
2935 mark_symbols_for_renaming after vect_finish_stmt_generation.
2937 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2938 to loc_descriptor_from_tree.
2939 (add_location_or_const_value_attribute): Pass 0 instead of 2
2940 for decl_by_reference_p decls.
2942 2009-09-25 Richard Guenther <rguenther@suse.de>
2945 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2948 2009-09-25 Ben Elliston <bje@au.ibm.com>
2950 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2953 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2955 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2956 form of instruction.
2958 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2961 * fold-const.c (const_binop): Handle complex int division.
2962 * tree-complex.c (expand_complex_div_straight,
2963 expand_complex_div_wide): Update comments.
2965 2009-09-24 DJ Delorie <dj@redhat.com>
2968 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2969 (reg_class): Likewise.
2970 (REG_CLASS_NAMES): Likewise.
2971 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2972 (m32c_override_options): Disable -fivopts for M32C.
2974 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2976 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2977 Delete VSX load/store with update support.
2978 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2979 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2983 (VStype_load_update): Ditto.
2984 (VStype_store_update): Ditto.
2985 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2986 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2988 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2989 load/store with update builtins.
2991 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2993 * libgcc2.c (L_trampoline): Prototype for getpagesize
2994 and mprotect in WINNT case.
2996 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2998 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2999 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
3000 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
3001 'outgoing' argument.
3002 (TARGET_FUNCTION_VALUE): Define.
3004 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3006 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
3008 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3011 * common.opt: Initialize dwarf_strict to -1.
3012 * toplev.c (process_options): Catch unset dwarf_strict
3013 and set to 0 for all targets not overriding.
3014 * config/darwin.c (darwin_override_options): Catch unset
3015 dwarf_strict and override to 1.
3017 2009-09-24 Jeff Law <law@redhat.com>
3019 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
3021 2009-09-24 Richard Guenther <rguenther@suse.de>
3023 PR tree-optimization/36143
3024 PR tree-optimization/38747
3025 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3026 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
3028 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3031 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
3032 return false instead of gcc_unreachable (). For CONST return the
3033 value returned by recursive call instead of always returning true.
3034 (tree_add_const_value_attribute): Return the value returned by
3035 add_const_value_attribute instead of always returning true if rtl
3038 2009-09-23 Justin Seyster <jrseys@gmail.com>
3040 * Makefile.in (PLUGIN_HEADERS): Include real.h.
3042 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3044 * cgraphunit.c (cgraph_lower_function): Revert last change.
3045 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
3046 instead of DECL_NO_STATIC_CHAIN.
3047 * tree-cfg.c (verify_gimple_call): Likewise.
3048 * tree-nested.c (get_chain_decl, get_chain_field,
3049 convert_tramp_reference_op, convert_gimple_call): Likewise.
3050 (convert_all_function_calls): Likewise. Always set or clear
3051 DECL_STATIC_CHAIN initially, for !n->outer clear it.
3052 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
3053 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
3055 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
3056 DECL_NO_STATIC_CHAIN.
3057 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
3058 instead of DECL_NO_STATIC_CHAIN.
3059 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
3060 decl_function_context.
3061 * varasm.c (initializer_constant_valid_p): Likewise.
3062 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
3063 (DECL_STATIC_CHAIN): ... this.
3064 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
3065 instead of DECL_NO_STATIC_CHAIN.
3067 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
3068 Rafael Avila de Espindola <espindola@google.com>
3070 * gengtype.c (nb_plugin_files): Make it unsigned to match
3071 num_gt_files. Adjust other variables to avoid warnings.
3072 (main): Allocate an all zero lang_bitmap before each plugin file name
3073 to match regular file names.
3075 2009-09-23 Richard Henderson <rth@redhat.com>
3077 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3078 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
3079 static chain passed in memory.
3080 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
3081 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
3082 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
3083 STATIC_CHAIN_REGNUM defined.
3085 * config/picochip/picochip-protos.h: s/class/klass/.
3086 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
3087 (picochip_static_chain): New.
3088 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
3089 (STATIC_CHAIN_INCOMING): Remove.
3091 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
3092 (xtensa_static_chain): New.
3093 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
3094 (STATIC_CHAIN_INCOMING): Remove.
3096 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3098 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
3099 * config/pa/pa-protos.h (function_value): Remove.
3100 * config/pa/pa.c (pa_function_value): Rename from function_value.
3101 Make static, add 'outgoing' argument.
3102 (TARGET_FUNCTION_VALUE): Define.
3104 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3106 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
3107 instead of cfun->machine->is_leaf.
3108 * config/avr/avr.h (machine_function): Remove is_leaf field.
3110 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3113 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
3114 DW_OP_piece after DW_OP_stack_value, adjust size calculations
3115 for it, when DW_OP_stack_value and DW_OP_implicit_value has
3116 the same size, prefer DW_OP_stack_value.
3117 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
3118 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
3120 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3123 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
3125 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3128 * cfgexpand.c (convert_debug_memory_address): New.
3129 (expand_debug_expr): Convert base address and offset to the same
3130 mode. Use it to convert addresses to other modes. Accept
3133 2009-09-23 Richard Guenther <rguenther@suse.de>
3135 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
3136 produced for bigendian targets with promoted subregs.
3138 2009-09-23 Richard Guenther <rguenther@suse.de>
3140 * value-prof.c (gimple_ic): Purge old EH edges only after building
3143 2009-09-23 Nick Clifton <nickc@redhat.com>
3145 * config/arc/arc.c (arc_trampoline_init): Fix typo.
3147 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3150 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
3153 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
3154 on non-nested functions.
3156 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3157 Jan Hubicka <jh@suse.cz>
3159 * dwarf2out.c (loc_list_plus_const): Only define if
3160 DWARF2_DEBUGGING_INFO.
3161 (address_of_int_loc_descriptor): Likewise.
3164 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
3166 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
3169 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
3170 constant is more than zero.
3172 2009-09-23 Alan Modra <amodra@bigpond.net.au>
3175 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
3176 call final to emit non-scheduled prologue, instead insert at entry.
3178 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3179 Joseph S. Myers <joseph@codesourcery.com>
3181 * doc/install.texi (*-*-freebsd*): Add proper format codes.
3183 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3184 Rafael Avila de Espindola <espindola@google.com>
3186 * gengtype.c (is_file_equal): New function.
3187 (close_output_files): Use is_file_equal. Free of->buf.
3189 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3190 Rafael Avila de Espindola <espindola@google.com>
3192 * gengtype.c (write_types, write_local): Add the output_header
3193 argument. Update all callers.
3195 2009-09-22 Dodji Seketeli <dodji@redhat.com>
3197 * dwarf2out.c (template_parameter_pack_die,
3198 gen_formal_parameter_pack_die ): New functions.
3199 (make_ith_pack_parameter_name): Remove this function.
3200 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
3201 DW_TAG_formal_parameter_pack.
3202 (gen_generic_params_dies): Represent each template parameter pack
3203 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
3204 represented by usual DW_TAG_template_*_parameter DIEs that are
3205 children of the DW_TAG_template_parameter_pack element DIE.
3206 (generic_parameter_die): This doesn't deal with parameter pack
3207 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
3208 of parameter pack DIEs.
3209 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
3210 in certain cases, e.g. for pack elements.
3211 (gen_formal_types_die, gen_decl_die): Adjust usage of
3212 gen_formal_parameter_die.
3213 (gen_subprogram_die): Represent each function parameter pack by a
3214 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
3215 represented by usual DW_TAG_formal_parameter DIEs that are children
3216 of the DW_TAG_formal_parameter_pack DIE. Remove references to
3217 ____builtin_va_alist decls as no part of the compiler uses those
3219 * langhooks.h (struct lang_hooks_for_decls): Add
3220 function_parm_expanded_from_pack_p, get_generic_function_decl
3221 and function_parameter_pack_p hooks. Fix comment for
3222 get_innermost_generic_parms hook.
3223 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
3224 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
3225 macros and use them to initialize lang_hook.
3227 2009-09-22 Richard Henderson <rth@redhat.com>
3229 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
3230 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
3231 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
3232 on TRAMPOLINE_TEMPLATE.
3233 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
3234 TRAMPOLINE_ADJUST_ADDRESS.
3235 * targhooks.c (default_asm_trampoline_template): Remove.
3236 (default_trampoline_adjust_address): Remove.
3237 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
3238 * targhooks.h: Update decls.
3240 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3242 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
3243 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
3244 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
3246 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
3249 * reload1.c (reload): Reset debug insns with pseudos without
3252 2009-09-22 Janis Johnson <janis187@us.ibm.com>
3254 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
3255 unconditional true for decimal float modes.
3256 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
3257 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
3259 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3261 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
3262 Enable a new case for __FreeBSD__ >= 7.
3263 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
3264 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
3265 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
3266 and USE_LD_AS_NEEDED.
3268 * doc/install.texi (*-*-freebsd*): Update target information.
3270 2009-09-22 Richard Guenther <rguenther@suse.de>
3273 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
3274 arrays really properly.
3276 2009-09-22 Richard Henderson <rth@redhat.com>
3279 * target.h (struct gcc_target): Add asm_out.trampoline_template,
3280 calls.static_chain, calls.trampoline_init,
3281 calls.trampoline_adjust_address.
3282 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3283 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3284 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3285 * builtins.c (expand_builtin_setjmp_receiver): Use
3286 targetm.calls.static_chain; only clobber registers.
3287 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
3288 set up memory attributes properly for the trampoline block.
3289 (expand_builtin_adjust_trampoline): Use
3290 targetm.calls.trampoline_adjust_address.
3291 * calls.c (prepare_call_address): Add fndecl argument. Use
3292 targetm.calls.static_chain.
3293 * df-scan.c (df_need_static_chain_reg): Remove.
3294 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
3295 consolodate static chain handling.
3296 * doc/tm.texi: Document new hooks.
3297 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
3298 (init_emit_regs): Don't initialize them.
3299 * expr.h (prepare_call_address): Update decl.
3300 * final.c (profile_function): Use targetm.calls.static_chain.
3301 * function.c (expand_function_start): Likewise.
3302 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
3303 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
3304 only clobber registers.
3305 * targhooks.c (default_static_chain): New.
3306 (default_asm_trampoline_template, default_trampoline_init): New.
3307 (default_trampoline_adjust_address): New.
3308 * targhooks.h: Declare them.
3309 * varasm.c (assemble_trampoline_template): Use
3310 targetm.asm_out.trampoline_template. Make the memory block const
3313 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3314 alpha_initialize_trampoline. Make static. Merge VMS parameter
3315 differences into the TARGET_ABI_OPEN_VMS code block.
3316 (TARGET_TRAMPOLINE_INIT): New.
3317 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3318 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3319 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3320 (INITIALIZE_TRAMPOLINE): Remove.
3322 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3323 (TRAMPOLINE_TEMPLATE): Merge with ...
3324 (INITIALIZE_TRAMPOLINE): ... this and move ...
3325 * config/arc/arc.c (arc_trampoline_init): ... here.
3326 (TARGET_TRAMPOLINE_INIT): New.
3328 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3329 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3330 (arm_asm_trampoline_template): New.
3331 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3332 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3333 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3334 code to arm_asm_trampoline_template.
3335 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3336 arm_trampoline_adjust_address.
3337 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3338 adjust for target hook parameters.
3340 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3343 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3344 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3345 (bfin_trampoline_init): Rename from initialize_trampoline;
3346 make static; update for target hook parameters.
3347 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3348 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3349 bfin_asm_trampoline_template.
3350 (INITIALIZE_TRAMPOLINE): Remove.
3352 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3353 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3354 cris_trampoline_init): New.
3355 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3356 cris_asm_trampoline_template.
3357 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3358 adjust for target hook parameters.
3360 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3362 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3363 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3364 fr30_trampoline_init): New.
3365 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3366 fr30_asm_trampoline_template.
3367 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3368 adjust for target hook parameters.
3370 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3371 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3372 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3373 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3374 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3376 * config/h8300/h8300.c (h8300_trampoline_init): New.
3377 (TARGET_TRAMPOLINE_INIT): New.
3378 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3379 to h8300_trampoline_init and adjust for hook parameters.
3381 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3382 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3383 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3384 make static; adjust for hook parameters.
3385 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3387 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3388 (TARGET_TRAMPOLINE_INIT): New.
3389 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3390 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3391 iq2000_asm_trampoline_template.
3392 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3393 (TRAMPOLINE_CODE_SIZE): New.
3394 (TRAMPOLINE_SIZE): Use it.
3395 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3397 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3398 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3399 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3400 adjust for hook parameters.
3401 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3403 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3404 (m32r_trampoline_init): New.
3405 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3406 m32r_trampoline_init.
3408 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3409 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3410 make static; update for hook parameters.
3411 * config/m68hc11/m68hc11-protos.h: Update.
3412 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3414 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3415 (TARGET_TRAMPOLINE_INIT): New.
3416 (mcore_function_value): Fix typo.
3417 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3418 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3419 to mcore_asm_trampoline_template.
3420 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3422 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3423 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3424 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3425 update for hook parameters.
3426 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3428 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3429 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3430 mips_trampoline_init): New.
3431 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3432 mips_asm_trampoline_template.
3433 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3434 update for hook parameters.
3436 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3437 (TARGET_TRAMPOLINE_INIT): New.
3438 (mmix_trampoline_size): Remove.
3439 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3440 make static. Remove out-of-date tetra vs octa comment.
3441 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3442 make static; update for hook parameters.
3443 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3444 (INITIALIZE_TRAMPOLINE): Remove.
3445 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3446 (TRAMPOLINE_ALIGNMENT): New.
3447 * gcc/config/mmix/mmix-protos.h: Update.
3449 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3450 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3451 mn10300_trampoline_init): New.
3452 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3453 mn10300_asm_trampoline_template.
3454 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3456 * config/moxie/moxie.c (moxie_static_chain,
3457 moxie_asm_trampoline_template, moxie_trampoline_init,
3458 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3459 TARGET_TRAMPOLINE_INIT): New.
3460 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3461 moxie_trampoline_init.
3462 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3463 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3465 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3466 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3467 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3468 pa_trampoline_adjust_address): New.
3469 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3470 pa_asm_trampoline_template.
3471 (TRAMPOLINE_ALIGNMENT): New.
3472 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3473 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3474 adjust for hook parameters.
3475 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3477 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3478 (TARGET_TRAMPOLINE_INIT): New.
3479 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3480 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3482 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3484 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3485 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3486 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3487 make static; adjust parameters for the hook.
3488 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3490 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3491 s390_trampoline_template; make static.
3492 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3493 make static; adjust for target hook.
3494 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3495 * config/s390/s390-protos.h: Remove trampoline decls.
3496 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3497 (TRAMPOLINE_TEMPLATE): Remove.
3498 (TRAMPOLINE_ALIGNMENT): New.
3500 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3501 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3502 (TARGET_TRAMPOLINE_INIT): New.
3503 (score_asm_trampoline_template): New.
3504 (score_trampoline_init): Rename from score_initialize_trampoline;
3505 make static; adjust for hook parameters.
3506 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3507 score[37]_asm_trampoline_template.
3508 (INITIALIZE_TRAMPOLINE): Remove.
3509 * config/score/score3.c (score3_asm_trampoline_template): New.
3510 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3511 adjust for target hook.
3512 * config/score/score7.c (score7_asm_trampoline_template): New.
3513 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3514 adjust for target hook.
3515 * config/score/score3.h, config/score/score7.h: Update.
3517 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3518 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3519 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3520 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3521 make static; adjust for target hook parameters.
3522 (sh_trampoline_adjust_address): New.
3523 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3524 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3526 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3527 (sparc32_initialize_trampoline): Rename from
3528 sparc_initialize_trampoline; make static; replace tramp parameter
3529 with m_tramp and update memory accesses.
3530 (sparc64_initialize_trampoline): Similarly.
3531 (sparc_trampoline_init): New.
3532 * config/sparc/sparc-protos.h: Remove trampoline decls.
3533 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3534 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3536 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3537 (array_to_constant): Make ARR parameter const.
3538 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3539 make static; update for hook parameters.
3540 * config/spu/spu-protos.h: Update decls.
3541 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3543 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3544 from xstormy16_initialize_trampoline; make static; update for
3546 (TARGET_TRAMPOLINE_INIT): New.
3547 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3549 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3550 (TARGET_TRAMPOLINE_INIT): New.
3551 (v850_can_eliminate): Make static.
3552 (v850_asm_trampoline_template, v850_trampoline_init): New.
3553 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3554 v850_asm_trampoline_template.
3555 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3556 and adjust for target hook parameters.
3558 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3559 (TARGET_TRAMPOLINE_INIT): New.
3560 (vax_asm_trampoline_template, vax_trampoline_init): New.
3561 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3562 vax_asm_trampoline_template.
3563 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3565 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3566 (TARGET_TRAMPOLINE_INIT): New.
3567 (xtensa_asm_trampoline_template): Rename from
3568 xtensa_trampoline_template; make static.
3569 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3570 make static; update for hook parameters.
3571 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3572 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3573 (INITIALIZE_TRAMPOLINE): Remove.
3575 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3576 error for nested functions with regparm=3.
3577 (ix86_compute_frame_layout): Adjust frame pointer offset for
3578 ix86_static_chain_on_stack.
3579 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3580 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3581 don't reset to UNITS_PER_WORD.
3582 (ix86_emit_leave): Adjust ix86_cfa_state.
3583 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3584 (ix86_static_chain): New.
3585 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3586 make static; update for target hook parameters; use ix86_static_chain.
3587 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3588 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3589 (INITIALIZE_TRAMPOLINE): Remove.
3590 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3591 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3592 to the end. Add static_chain_on_stack.
3593 (ix86_static_chain_on_stack): New.
3595 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3596 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3597 (m68k_trampoline_init): New.
3598 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3599 m68k_trampoline_init and adjust for hook parameters.
3600 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3601 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3603 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3605 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3606 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3608 * reload1.c (reload): Call wrap_constant when substituting
3609 reg for equiv inside of DEBUG_INSNs.
3612 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3613 add_call_src_coords_attributes, add_high_low_attributes,
3614 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3615 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3616 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3617 when -gdwarf-2 -gstrict-dwarf.
3618 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3619 -gdwarf-[23] -gstrict-dwarf.
3620 (address_of_int_loc_descriptor, loc_descriptor,
3621 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3622 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3623 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3625 2009-09-22 Richard Guenther <rguenther@suse.de>
3627 PR tree-optimization/41428
3628 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3629 (ccp_finalize): Pass it to substitute_and_fold.
3631 2009-09-22 Richard Guenther <rguenther@suse.de>
3633 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3634 (substitute_and_fold): Adjust prototype.
3635 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3636 (simplify_stmt_using_ranges): Likewise.
3637 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3638 (vrp_fold_stmt): New function.
3639 (vrp_finalize): Pass it to substitute_and_fold.
3640 * tree-flow.h (vrp_evaluate_conditional): Remove.
3641 (simplify_stmt_using_ranges): Likewise.
3642 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3643 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3644 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3646 (fold_predicate_in): Move to tree-vrp.c.
3647 (substitute_and_fold): Use the callback instead of calling into
3648 tree-vrp.c functions directly.
3650 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3652 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3653 comparison warning on rs6000.
3656 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3657 GIMPLE_EH_MUST_NOT_THROW cleanup.
3658 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3660 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3663 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3664 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3665 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3666 libSystem which is derived from the gcc 4.2.1 unwinder.
3668 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3671 * varasm.c (default_encode_section_info): Copy TLS model into
3672 sym_ref flags regardless of backend support for TLS, for all
3673 model types except TLS_MODEL_EMULATED.
3675 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3678 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3679 we can handle it correctly.
3681 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3683 * doc/install.texi (os2): Remove section.
3685 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3687 * doc/standards.texi (Objective-C): Adjust two URLs.
3689 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3691 * tree-tailcall.c (process_assignment): Don't check if a
3692 multiplication or an addition are already present.
3693 (find_tail_calls): Combine multiple additions and multiplications.
3694 (adjust_accumulator_values): Emit accumulators.
3696 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3698 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3699 xmm register restore.
3701 2009-09-21 Jan Hubicka <jh@suse.cz>
3703 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3704 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3707 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3709 * stor-layout.c (layout_type): Remove obsolete code.
3711 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3714 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3716 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3719 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3720 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3721 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3722 * fold-const.c (const_binop): Likewise.
3723 * real.h (do_mpc_arg2): Update prototype.
3725 2009-09-20 Jan Hubicka <jh@suse.cz>
3727 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3728 (add_location_or_const_value_attribute): Rewrite using
3730 (tree_add_const_value_attribute): Return true if successful.
3731 (tree_add_const_value_attribute_for_decl): Likewise.
3733 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3734 (loc_descriptor): ... here;
3735 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3736 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3737 pool items that was not marked for output.
3738 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3739 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3740 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3741 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3742 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3743 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3744 DW_OP_stack_value to get address of items that are not available
3746 (dw_loc_list): Handle single element lists correctly.
3748 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3749 Pascal Obry <obry@adacore.com>
3751 * unwind-dw2-fde.c (classify_object_over_fdes):
3752 Cast the constant 1 to _Unwind_Ptr.
3753 (add_fdes): Likewise.
3754 (linear_search_fdes): Likewise.
3756 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3758 * stor-layout.c (set_sizetype): Avoid useless type copy.
3760 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3762 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3764 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3765 * configure, config.in: Regenerate.
3766 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3768 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3769 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3770 for global data if the output could be used in a shared library.
3771 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3772 to 0 if TARGET_WRITABLE_EH_FRAME.
3774 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3776 PR rtl-optimization/39886
3777 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3778 just when insn is equal to BB_END (bb).
3780 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3782 * config/mips/mips.opt (mrelax-pic-calls): New option.
3783 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3785 (mips_unspec_call): Change "unspec_call" expander into this.
3786 (mips_strip_unspec_call): New function.
3787 (mips_got_load): Call mips_unspec_call instead of
3788 gen_unspec_call<mode>.
3789 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3791 (mips_cfg_in_reorg): New function.
3792 (mips16_lay_out_constants): Use it to decide whether to call
3793 CFG-aware insn splitting.
3794 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3795 mips_reorg. Move DF set-up code from here ...
3796 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3798 (mips_reorg): Call mips_df_reorg instead of
3799 r10k_insert_cache_barriers. Move CFG set-up code here from
3800 r10k_insert_cache_barriers.
3801 (mips_call_expr_from_insn): New function.
3802 (mips_pic_call_symbol_from_set): Likewise.
3803 (mips_find_pic_call_symbol): Likewise.
3804 (mips_annotate_pic_call_expr): Likewise.
3805 (mips_get_pic_call_symbol): Likewise.
3806 (mips_annotate_pic_calls): Likewise.
3807 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3809 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3810 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3811 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3813 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3814 (unspec_call<mode>): Remove it.
3815 (sibcall_internal, sibcall_value_internal,
3816 sibcall_value_multiple_internal, call_internal, call_split,
3817 call_value_internal, call_value_split,
3818 call_value_multiple_internal, call_value_multiple_split): Pass
3819 SIZE_OPNO to MIPS_CALL.
3820 (call_internal_direct, call_direct_split,
3821 call_value_internal_direct, call_value_direct_split): Pass -1 as
3822 SIZE_OPNO to MIPS_CALL.
3823 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3824 * configure: Regenerate.
3825 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3826 and -mno-relax-pic-calls.
3827 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3829 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3832 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3833 in the directory this rule is called from, rather than the
3834 toplevel 'gcc' directory, to fix in-tree build.
3836 2009-09-19 Chris Demetriou <cgd@google.com>
3838 PR preprocessor/28435:
3839 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3840 to cpplib that the preprocessor output is needed.
3842 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3844 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3845 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3846 *return_and_restore_fpregs_<mode>,
3847 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3850 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3851 instead of assuming it has always a REG inside of it.
3853 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3855 * config/freebsd.h: Update comment on types.
3856 (WINT_TYPE): Define.
3858 2009-09-18 Jason Merrill <jason@redhat.com>
3860 * c.opt: Add -fno-deduce-init-list.
3862 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3864 * value-prof.c (interesting_stringop_to_profile_p): Added output
3865 argument to indicate which parameter is the size parameter.
3866 * value-prof.c (gimple_stringop_fixed_value): Use
3867 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3868 * value-prof.c (gimple_stringops_transform): Update call sites to
3869 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3871 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3874 From David Binderman <dcb314@hotmail.com>:
3875 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3876 local variable f. Remove stale comments.
3877 (ix86_compute_frame_layout): Remove useless local variable total_size.
3878 Remove #if 0'd code.
3879 (legitimate_address_p): Remove useless local variables
3880 reason_rtx and reason.
3881 (ix86_split_copysign_const): Remove useless local variable op1.
3882 (scale_counter): Remove useless local variable piece_size_mask.
3884 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3886 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3889 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3892 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3894 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3896 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3899 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3901 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3902 DW_OP_implicit_value even without dwarf_version 4.
3904 2009-09-17 Jan Hubicka <jh@suse.cz>
3906 * dwarf2out.c: Include tree-pass.h and gimple.h.
3907 (loc_list_plus_const): New function.
3908 (loc_descriptor_from_tree_1): Rename to ...
3909 (loc_descriptor_from_tree): ... remove original.
3910 (loc_list_from_tree): New function.
3911 (add_AT_location_description): Accept location list.
3912 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3913 (concatn_mem_loc_descriptor): Remove.
3914 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3916 (secname_for_decl): Move up.
3917 (hidden_reference_p): New function; break out from ...
3918 (loc_by_refernece): ... here; move up.
3919 (dw_loc_list): New function.
3920 (single_element_loc_list): New function.
3921 (single_element_loc_list_p): New function.
3922 (add_loc_descr_to_each): New function.
3923 (add_loc_list): New function.
3924 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3925 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3926 add diagnostics why expansion failed.
3927 (add_location_or_const_value_attribute): Support location lists.
3928 (add_bound_info): Likewise.
3929 (descr_info_loc): Update call of loc_descriptor_from_tree.
3930 (gen_variable_die): Work on location lists.
3931 * final.c (pass_final): Add dump file.
3932 * Makefile.in (dwarf2out.o): Add new dependencies.
3934 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3937 * real.c decimal_from_integer, decimal_integer_string): New.
3938 (real_from_integer): Use them as special case for decimal float.
3939 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3940 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3941 Do not append zero after the decimal point in string to convert.
3943 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3945 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3946 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3948 2009-09-17 Martin Jambor <mjambor@suse.cz>
3950 * common.opt (fipa-sra): New switch.
3951 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3952 * timevar.def (TV_IPA_SRA): New timevar.
3953 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3954 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3955 * tree-sra.c: Include cgraph.c.
3956 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3957 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3958 and grp_not_necessarilly_dereferenced.
3959 (func_param_count): New variable.
3960 (encountered_apply_args): New variable.
3961 (bb_dereferences): New variable.
3962 (final_bbs): New variable.
3963 (no_accesses_representant): New variable.
3964 (no_accesses_p): New function.
3965 (dump_access): Dump the new fields.
3966 (sra_initialize): Set encountered_apply_args to false.
3967 (get_ssa_base_param): New function.
3968 (mark_parm_dereference): New function.
3969 (create_access): Caring for INIDRECT_REFs and different handling of
3970 varialble length accesses in early IPA SRA. Store the stmt - a new
3971 parameter - to the new access.
3972 (build_access_from_expr_1): New parameter stmt, passed to
3973 create_access. Handle INDIRECT_REFs.
3974 (build_access_from_expr): Pass the current statement to
3975 build_access_from_expr_1.
3976 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3978 (build_accesses_from_assign): Pass the current statement to
3979 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3980 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3981 final_bbs when necessary. Check for calls to __builtin_apply_args.
3982 Fixup EH info if anythng was changed.
3983 (is_unused_scalar_param): New function.
3984 (ptr_parm_has_direct_uses): New function.
3985 (find_param_candidates): New function.
3986 (mark_maybe_modified): New function.
3987 (analyze_modified_params): New function.
3988 (propagate_dereference_distances): New function.
3989 (dump_dereferences_table): New function.
3990 (analyze_caller_dereference_legality): New function.
3991 (unmodified_by_ref_scalar_representative): New function.
3992 (splice_param_accesses): New function.
3993 (decide_one_param_reduction): New function.
3994 (enum ipa_splicing_result): New type.
3995 (splice_all_param_accesses): New function.
3996 (get_param_index): New function.
3997 (turn_representatives_into_adjustments): New function.
3998 (analyze_all_param_acesses): New function.
3999 (get_replaced_param_substitute): New function.
4000 (get_adjustment_for_base): New function.
4001 (replace_removed_params_ssa_names): New function.
4002 (sra_ipa_reset_debug_stmts): New function.
4003 (sra_ipa_modify_expr): New function.
4004 (sra_ipa_modify_assign): New function.
4005 (convert_callers): New function.
4006 (modify_function): New function.
4007 (ipa_sra_preliminary_function_checks): New function.
4008 (ipa_early_sra): New function.
4009 (ipa_early_sra_gate): New function.
4010 (pass_early_ipa_sra): New variable.
4011 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
4013 2009-09-17 Michael Matz <matz@suse.de>
4016 * tree.c (build_type_attribute_qual_variant): Export.
4017 * tree.h (build_type_attribute_qual_variant): Declare.
4018 * tree-inline.c (remap_type_1): Use it to build variants with
4019 the original qualifiers and attributes.
4021 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4023 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
4024 without a fallthrough edge.
4026 2009-09-16 DJ Delorie <dj@redhat.com>
4028 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
4029 chip and ignore the "fast_interrupt" attribute if so.
4031 2009-09-16 Richard Henderson <rth@redhat.com>
4034 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
4037 2009-09-16 Richard Henderson <rth@redhat.com>
4040 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
4041 is set only if DECL_NO_STATIC_CHAIN is unset.
4042 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
4043 (FOR_EACH_NEST_INFO): New.
4044 (walk_all_functions): Use it.
4045 (finalize_nesting_tree): Likewise.
4046 (unnest_nesting_tree): Likewise.
4047 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
4048 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
4049 (convert_gimple_call): Early out if gimple_call_chain already set.
4050 (convert_all_function_calls): Iterate until no new functions
4051 require a static chain.
4052 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
4053 when building a trampoline. Use dump_function_to_file instead
4055 (lower_nested_functions): Open dump_file. Validate that decls
4056 that have DECL_NO_STATIC_CHAIN from the front end don't have that
4057 bit reset by this pass.
4059 2009-09-16 Michael Matz <matz@suse.de>
4062 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
4063 shorten decl_common_unused.
4064 (DECL_RESTRICTED_P): New accessor.
4065 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
4066 to disambiguate marked decls and restrict pointers.
4068 2009-09-16 Richard Henderson <rth@redhat.com>
4071 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
4073 2009-09-16 Jakub Jelinek <jakub@redhat.com>
4075 * integrate.c (set_block_abstract_flags): Call
4076 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
4078 2009-09-16 Richard Guenther <rguenther@suse.de>
4081 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
4084 2009-09-16 DJ Delorie <dj@redhat.com>
4085 Kaz Kojima <kkojima@gcc.gnu.org>
4087 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
4088 (sh_expand_prologue): Update calls to output_stack_adjust.
4089 (sh_expand_epilogue): Likewise.
4091 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
4094 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
4095 trying to limit the extent of searches in the insn stream.
4097 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
4098 Jakub Jelinek <jakub@redhat.com>
4102 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
4104 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
4105 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
4106 (rs6000_savres_strategy): Always save FP registers inline if the
4107 target doesn't support hardware double-precision. Set the above
4108 bits in return value when needed.
4109 (rs6000_savres_routine_sym): Fix computation for cache selector.
4110 Mark the generated symbol as a function. Rename exitp argument to
4111 lr. Move code for determining the name of the symbol...
4112 (rs6000_savres_routine_name): ...here. New function. Add cases for
4113 getting the names right on AIX and 64-bit Linux.
4114 (savres_routine_name): New variable.
4115 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
4116 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
4117 on what the target routine uses as a base register. If savep && lr
4118 describe saving of r0 into memory slot.
4119 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
4120 line calls for AIX ABI.
4121 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
4122 determine FP save/restore functions.
4123 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
4124 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
4126 (rs6000_emit_epilogue): Adjust computation of restore_lr.
4127 Duplicate restoration of LR and execute the appropriate one
4128 depending on whether GPRs are being restored inline. Set r11 from
4129 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
4130 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
4131 Fix out of line calls for AIX ABI.
4132 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
4134 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
4136 (*restore_gpregs_spe): Likewise.
4137 (*return_and_restore_gpregs_spe): Likewise.
4138 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4139 Define to empty string unconditionally.
4140 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4141 Define to empty string unconditionally.
4142 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
4145 2009-09-15 Jan Hubicka <jh@suse.cz>
4147 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
4148 * params.def (inline-insns-auto): Likewise.
4150 2009-09-15 Martin Jambor <mjambor@suse.cz>
4152 * ipa-inline.c (estimate_function_body_sizes): Dump info about
4153 individual statements only at TDF_DETAILS dump level. Format
4154 source for 80 characters per line.
4156 2009-09-15 Christian Bruel <christian.bruel@st.com>
4158 * regrename.c (do_replace): Update REG_DEAD notes.
4160 2009-09-15 Revital Eres <eres@il.ibm.com>
4162 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
4163 * targhooks.c (default_builtin_support_vector_misalignment):
4164 New builtin function.
4165 * targhooks.h (default_builtin_support_vector_misalignment):
4167 * target.h (builtin_support_vector_misalignment):
4168 New field in struct gcc_target.
4169 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
4170 new builtin function.
4171 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
4173 * config/rs6000/rs6000.c
4174 (rs6000_builtin_support_vector_misalignment): New function.
4175 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
4177 2009-09-15 Jie Zhang <jie.zhang@analog.com>
4179 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
4181 (bfin_optimize_loop): Likewise.
4182 (bfin_gen_bundles): Likewise.
4183 (workaround_speculation): Likewise.
4184 (find_load): Return NULL_RTX for debug_insn.
4186 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
4188 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
4191 2009-09-14 DJ Delorie <dj@redhat.com>
4193 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
4194 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
4197 2009-09-14 Richard Henderson <rth@redhat.com>
4198 Jakub Jelinek <jakub@redhat.com>
4200 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
4201 * cfgbuild.c (make_edges): Handle asm goto.
4202 * cfglayout.c (fixup_reorder_chain): Likewise.
4203 * cfgrtl.c (patch_jump_insn): Likewise.
4204 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
4205 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
4206 (gimple_build_asm_vec): Add and use labels parameter.
4207 (gimple_build_asm): Remove.
4208 (walk_gimple_asm): Walk labels too.
4209 * gimple.def (GIMPLE_ASM): Update docs.
4210 * gimple.h: Update decls.
4211 (struct gimple_statement_asm): Change nc to use unsigned char;
4213 (gimple_asm_nlabels): New.
4214 (gimple_asm_label_op, gimple_asm_set_label_op): New.
4215 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
4216 into gimple_build_asm_vec.
4217 * jump.c (mark_jump_label_asm): New.
4218 (mark_jump_label): Use it.
4219 (redirect_jump_1): Handle asm goto.
4220 (invert_jump_1): Soft fail if X is null.
4221 * recog.c (extract_asm_operands): New.
4222 (asm_noperands): Use it; handle asm labels.
4223 (decode_asm_operands): Use extract_asm_operands.
4224 (asm_operand_ok): Properly handle empty string.
4225 * reg-stack.c (get_asm_operands_in_out): Rename from
4226 get_asm_operand_n_inputs; use extract_asm_operands; return both
4227 inputs and outputs by reference; update all callers.
4228 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
4229 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
4230 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
4231 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
4232 (extract_asm_operands): Declare.
4233 * stmt.c (expand_asm_operands): Add and use labels parameter.
4234 (check_unique_operand_names): Likewise.
4235 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
4236 (expand_asm_stmt): Handle asm labels.
4237 * tree-cfg.c (make_gimple_asm_edges): New.
4238 (make_edges): Use it.
4239 (cleanup_dead_labels): Handle asm labels.
4240 (is_ctrl_altering_stmt): Likewise.
4241 (gimple_redirect_edge_and_branch): Likewise.
4242 * tree.def (ASM_EXPR): Add 5th operand.
4243 * tree.h (ASM_LABELS): New.
4244 (resolve_asm_operand_names): Update decl.
4246 * c-parser.c (c_parser_asm_statement): Parse asm goto.
4247 (c_parser_asm_goto_operands): New.
4248 * c-tree.h (build_asm_expr): Update decl.
4249 * c-typeck.c (build_asm_expr): Add and use labels parameter.
4250 * doc/extend.texi: Document asm goto.
4252 2009-09-14 Richard Henderson <rth@redhat.com>
4254 * except.h: Update declarations.
4255 (struct pointer_map_t): Forward declare.
4256 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
4257 (struct eh_landing_pad_d, eh_landing_pad): New.
4258 (struct eh_catch_d, eh_catch): New.
4259 (struct eh_region_d): Remove next_region_sharing_label, aka,
4260 label, tree_label, landing_pad, post_landing_pad, resume,
4261 may_contain_throw. Rename region_number to index. Remove
4262 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
4263 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
4264 (VEC(eh_landing_pad,gc)): New.
4265 (struct eh_status): Remove last_region_number. Add lp_array,
4266 throw_stmt_table, ttype_data, ehspec_data.
4267 (ehr_next, FOR_ALL_EH_REGION_AT): New.
4268 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
4269 * except.c (lang_protect_cleanup_actions): Return tree.
4270 (struct ehl_map_entry): Remove.
4271 (init_eh_for_function): Push zero entries for region and lp_array.
4272 (gen_eh_region): Add to region_array immediately.
4273 (gen_eh_region_catch): Operate on eh_catch objects.
4274 (gen_eh_landing_pad): New.
4275 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
4276 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
4277 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
4278 (get_eh_landing_pad_from_number_fn): New.
4279 (get_eh_landing_pad_from_number): New.
4280 (get_eh_region_from_lp_number_fn): New.
4281 (get_eh_region_from_lp_number): New.
4282 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
4283 (get_exception_pointer, get_exception_filter): Remove.
4284 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
4285 (current_function_has_exception_handlers): Simplify.
4286 (bring_to_root, eh_region_replaceable_by_p): Remove.
4287 (replace_region, hash_type_list, hash_eh_region): Remove.
4288 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
4289 (label_to_region_map, num_eh_regions): Remove.
4290 (get_next_region_sharing_label, must_not_throw_labels): Remove.
4291 (find_exception_handler_labels): Remove.
4292 (duplicate_eh_regions_0, find_prev_try): Remove.
4293 (struct duplicate_eh_regions_data): New.
4294 (duplicate_eh_regions_1): Rewrite.
4295 (duplicate_eh_regions): Return a pointer map instead of an
4297 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
4298 (redirect_eh_edge_to_label): Remove.
4299 (eh_region_outermost): Rewrite using eh_region pointers
4300 instead of integers.
4301 (add_ttypes_entry): Update for ttype_data move to eh_status.
4302 (add_ehspec_entry): Rewrite with VEC instead of varray.
4303 (assign_filter_values): Likewise. Export.
4304 (build_post_landing_pads, connect_post_landing_pads): Remove.
4305 (dw2_build_landing_pads): Rewrite to use lp_array.
4306 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
4307 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4308 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4309 (sjlj_mark_call_sites): Update for landing pad numbers.
4310 (finish_eh_generation): Rewrite.
4311 (gate_handle_eh): Do nothing for no eh tree.
4312 (pass_rtl_eh): Move up near finish_eh_generation.
4313 (remove_eh_landing_pad): New.
4314 (remove_eh_handler): Export.
4315 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4316 (for_each_eh_label): Rewrite to use lp_array.
4317 (make_reg_eh_region_note): New.
4318 (make_reg_eh_region_note_nothrow_nononlocal): New.
4319 (insn_could_throw_p): New.
4320 (copy_reg_eh_region_note_forward): New.
4321 (copy_reg_eh_region_note_backward): New.
4322 (check_handled, add_reachable_handler): Remove.
4323 (reachable_next_level, foreach_reachable_handler): Remove.
4324 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4325 (get_eh_region_and_lp_from_rtx): New.
4326 (get_eh_region_from_rtx): New.
4327 (can_throw_internal_1, can_throw_external_1): Remove.
4328 (can_throw_internal): Use get_eh_region_from_rtx.
4329 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4330 (insn_nothrow_p, can_nonlocal_goto): New.
4331 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4332 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4333 (add_action_record): Use VEC not varray.
4334 (collect_one_action_chain): Update for eh_region changes.
4335 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4336 Use get_eh_region_and_lp_from_rtx.
4337 (gate_convert_to_eh_region_ranges): New.
4338 (pass_convert_to_eh_region_ranges): Use it.
4339 (push_uleb128, push_sleb128): Use VEC not varray.
4340 (output_one_function_exception_table): Likewise.
4341 (dump_eh_tree): Update for eh_region changes.
4342 (verify_eh_tree): Likewise.
4343 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4344 * tree-eh.c: Include target.h.
4345 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4346 Don't disallow GIMPLE_RESX; adjust argument check.
4347 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4348 (record_stmt_eh_region): Update for landing pad numbers;
4349 generate a landing pad if necessary.
4350 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4351 (remove_stmt_from_eh_lp_fn): Similarly.
4352 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4353 Update for lp numbers; don't special case missing throw_stmt_table.
4354 (lookup_expr_eh_lp): Similarly.
4355 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4356 (eh_seq, eh_region_may_contain_throw): New.
4357 (struct leh_state): Add ehp_region.
4358 (struct leh_tf_state): Remove eh_label.
4359 (emit_post_landing_pad): New.
4360 (emit_resx, emit_eh_dispatch): New.
4361 (note_eh_region_may_contain_throw): New.
4362 (frob_into_branch_around): Take eh_region not eh label;
4363 emit eh code into eh_seq.
4364 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4365 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4366 lower_eh_must_not_throw. Emit code to eh_seq.
4367 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4368 (lower_try_finally_onedest): Likewise.
4369 (lower_try_finally_copy): Likewise.
4370 (lower_try_finally_switch): Likewise.
4371 (lower_try_finally): Initialize ehp_region.
4372 (lower_catch): Update for eh_catch objects.
4373 (lower_eh_filter): Don't handle must_not_throw.
4374 (lower_eh_must_not_throw): New.
4375 (lower_cleanup): Don't set eh_label.
4376 (lower_eh_constructs_2): Resolve eh builtins.
4377 Handle GIMPLE_EH_MUST_NOT_THROW.
4378 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4379 Add eh_seq to the end of the function body.
4380 (make_eh_dispatch_edges): New.
4381 (make_eh_edge): Remove.
4382 (make_eh_edges): Simplify for landing pads.
4383 (redirect_eh_edge_1): New.
4384 (redirect_eh_edge): Use it.
4385 (redirect_eh_dispatch_edge): New.
4386 (stmt_could_throw_p): Use a switch. Allow RESX.
4387 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4388 (stmt_can_throw_internal): Likewise.
4389 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4390 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4391 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4392 (gate_refactor_eh): New.
4393 (pass_refactor_eh): Use it.
4394 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4395 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4396 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4397 (remove_unreachable_handlers): Rename from
4398 tree_remove_unreachable_handlers; rewrite for landing pads;
4399 call remove_eh_handler directly.
4400 (remove_unreachable_handlers_no_lp): New.
4401 (unsplit_eh, unsplit_all_eh): New.
4402 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4403 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4404 (cleanup_empty_eh_unsplit): New.
4405 (cleanup_empty_eh): Rewrite.
4406 (cleanup_all_empty_eh): New.
4407 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4408 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4409 (gate_cleanup_eh): New.
4410 (pass_cleanup_eh): Use it.
4411 (verify_eh_edges): Move later in file. Expect one EH edge.
4412 (verify_eh_dispatch_edge): New.
4414 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4415 (gtype-desc.o): Add TARGET_H.
4416 (tree.o): Use EXCEPT_H, not except.h.
4417 (cfgbuild.o): Add EXPR_H.
4418 (GTFILES): Add vecprim.h.
4419 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4420 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4421 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4422 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4423 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4424 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4425 calls to can_throw_internal.
4426 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4427 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4428 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4429 (expand_gimple_stmt): Use make_reg_eh_region_note.
4430 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4431 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4432 or find_exception_handler_labels.
4433 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4434 there is exacly one EH edge. Use can_nonlocal_goto and
4436 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4437 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4438 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4439 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4440 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4441 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4442 * dse.c (scan_insn): Use insn_could_throw_p.
4443 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4444 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4445 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4446 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4447 EXC_PTR_EXPR or FILTER_EXPR.
4448 (tree_expr_nonzero_warnv_p): Likewise.
4449 * function.h: Include vecprim.h, not varray.h
4450 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4451 move ttype_data and ehspec_data members to struct eh_status; change
4452 action_record_data member to a VEC.
4453 * gcse.c (hash_scan_set): Use can_throw_internal.
4454 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4455 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4456 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4457 (block_may_fallthru): Don't handle RESX_EXPR.
4458 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4459 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4460 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4461 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4462 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4463 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4464 (gimple_size): Likewise.
4465 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4466 (gimple_build_resx): Use gimple_build_with_ops.
4467 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4468 (is_gimple_val): Likewise.
4469 (is_gimple_stmt): Remove RESX_EXPR.
4470 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4471 (GIMPLE_RESX): Reorder with other EH constructs.
4472 * gimple.h (struct gimple_statement_eh_mnt): New.
4473 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4474 (gimple_eh_filter_must_not_throw): Remove.
4475 (gimple_eh_filter_set_must_not_throw): Remove.
4476 (gimple_eh_must_not_throw_fndecl): New.
4477 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4478 (is_gimple_resx): New.
4479 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4480 Don't copy EH_FILTER_MUST_NOT_THROW.
4481 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4482 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4483 handle must_not_throw_labels specially.
4484 * ipa-pure-const.c (check_call): Update debug statement for LP.
4485 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4486 * ipa-utils.c (get_base_var): Likewise.
4487 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4488 * lower-subreg.c (move_eh_region_note): Remove.
4489 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4490 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4491 (create_task_copyfn): Likewise.
4492 (maybe_catch_exception): Use gimple_build_eh_filter.
4493 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4494 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4495 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4496 and pass_lower_resx.
4497 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4498 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4499 can_throw_internal, can_nonlocal_goto.
4500 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4501 copy_reg_eh_region_note_forward.
4502 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4503 (emit_output_reload_insns): Likewise.
4504 (copy_eh_notes): Remove.
4505 * rtl.def (RESX): Remove.
4506 * rtl.h: Update declarations.
4507 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4508 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4509 (update_eh_label): Remove.
4510 (cleanup_dead_labels_eh): New.
4511 (cleanup_deal_labels): Use it instead of update_eh_label.
4512 (gimple_merge_blocks): Update landing pad data structure when
4513 removing a landing pad label.
4514 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4515 test; handle GIMPLE_EH_MUST_NOT_THROW.
4516 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4517 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4518 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4519 (verify_stmt): Likewise. Verify landing pads.
4520 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4521 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4522 (struct move_stmt_d): Add eh_map.
4523 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4524 (move_stmt_r): Remap eh region numbers in builtin calls,
4525 resx and eh_dispatch.
4526 (move_block_to_fn): Remove eh_offset parameter. Use
4527 maybe_duplicate_eh_stmt_fn.
4528 (find_outermost_region_in_block): Operate on eh_region pointers
4529 instead of region numbers.
4530 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4531 duplicate_eh_regions.
4532 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4533 test earlier. Disallow EH landing pads.
4534 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4535 * tree-flow.h: Update declarations.
4536 (struct tree_ann_common_d): Replace rn with lp_nr.
4537 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4538 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4539 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4540 resx and eh_dispatch.
4541 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4542 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4543 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4544 from duplicate_eh_regions.
4545 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4546 update RESX; handle EH_DISPATCH.
4547 (expand_call_inline): Set eh_lp_nr, not eh_region.
4548 (maybe_inline_call_in_expr): Likewise.
4549 * tree-inline.h (struct copy_body_data): Replace eh_region with
4550 eh_lp_nr, eh_region_offset with eh_map.
4551 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4552 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4553 * tree-pretty-print.c (dump_generic_node): Don't handle
4554 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4555 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4556 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4557 EXC_PTR_EXPR, FILTER_EXPR.
4558 * tree-ssa-operands.c (get_expr_operands): Likewise.
4559 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4560 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4561 (ao_ref_init_from_vn_reference): Likewise.
4562 * tree-ssa-sink.c (statement_sink_location): Likewise.
4563 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4564 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4565 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4566 EXC_PTR_EXPR, FILTER_EXPR.
4567 (is_exception_related): Remove.
4568 (compute_avail): Don't call it.
4569 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4570 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4571 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4572 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4574 (build_resx): Remove.
4575 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4576 * tree.h: Update declarations.
4577 (EH_FILTER_MUST_NOT_THROW): Remove.
4578 (struct tree_label_decl): Add eh_landing_pad_nr.
4579 (EH_LANDING_PAD_NR): New.
4580 * value-prof.c (gimple_ic): Tidy variable names. Update for
4581 landing pad numbers.
4582 (gimple_stringop_fixed_value): Tidy variable names. Assert
4583 that neither call stmt can throw.
4584 * vecprim.h (uchar): New.
4585 (VEC(uchar,heap), VEC(uchar,gc)): New.
4587 * c-common.c (c_define_builtins): Update call to
4588 build_common_builtin_nodes.
4589 * c-parser.c (c_parse_file): Don't call
4590 default_init_unwind_resume_libfunc.
4592 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4594 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4595 (mips_cprestore_address_p): Likewise.
4596 (mips_save_gp_to_cprestore_slot): Likewise.
4597 (mips_restore_gp): Rename to...
4598 (mips_restore_gp_from_cprestore_slot): ...this.
4599 (mips_must_initialize_gp_p): Declare.
4600 (mips_emit_save_slot_move): Likewise.
4601 (mips_output_load_label): Return nothing.
4602 (mips_eh_uses): Declare.
4603 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4604 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4605 (TARGET_ABSOLUTE_JUMPS): Likewise.
4606 (EH_USES): Likewise.
4607 (FIRST_PSEUDO_REGISTER): Update comment.
4608 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4609 (MIPS_CALL): ...here.
4610 (REGISTER_NAMES): Add $cprestore.
4611 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4612 Add load_label_length, has_inflexible_gp_insn_p,
4613 has_flexible_gp_insn_p, must_initialize_gp_p and
4614 must_restore_gp_when_clobbered_p.
4615 (mips_expand_call): Don't generate split instructions here.
4616 (mips_split_call): Update the call to mips_restore_gp after
4617 the above name change.
4618 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4619 (mips_find_gp_ref): New function.
4620 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4621 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4622 (mips_insn_has_flexible_gp_ref_p): Likewise.
4623 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4624 (mips_function_has_gp_insn): Delete.
4625 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4626 Use the new functions above. Only return INVALID_REGNUM
4627 for TARGET_ABSOLUTE_JUMPS.
4628 (mips_must_initialize_gp_p): New function.
4629 (mips_get_cprestore_base_and_offset): New function, extracted from...
4630 (mips_cprestore_slot): ...here. Take a bool parameter.
4631 (mips_cfun_has_cprestore_slot_p): New function.
4632 (mips_cprestore_address_p): Likewise.
4633 (mips_save_gp_to_cprestore_slot): Likewise.
4634 (mips_restore_gp): Rename to...
4635 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4636 epilogue_completed. Update the call to mips_cprestore_slot.
4637 Test cfun->machine->must_restore_gp_when_clobbered_p.
4638 (mips_direct_save_slot_move_p): New function.
4639 (mips_emit_save_slot_move): Likewise.
4640 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4641 of cfun->machine->global_pointer.
4642 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4643 (mips_save_reg): Use mips_emit_save_slot_move.
4644 (mips_expand_prologue): Set must_initialize_gp_p.
4645 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4646 for all cprestore saves. Emit a use_cprestore instruction after
4647 setting up the cprestore slot.
4648 (mips_restore_reg): Use mips_emit_save_slot_move.
4649 (mips_process_load_label): New function.
4650 (mips_load_label_length): Likewise.
4651 (mips_output_load_label): Don't return asm: output it here instead.
4652 Use mips_process_load_label.
4653 (mips_adjust_insn_length): Adjust the length of branch instructions
4654 that have length MAX_PIC_BRANCH_LENGTH.
4655 (mips_output_conditional_branch): Update the call to
4656 mips_output_load_label. Assume the branch target is OPERANDS[0]
4657 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4658 (mips_output_order_conditional_branch): Swap the meaning of
4659 OPERANDS[0] and OPERANDS[1].
4660 (mips_variable_issue): Don't count ghost instructions.
4661 (mips_expand_ghost_gp_insns): New function.
4662 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4663 (mips_output_mi_thunk): Set must_initialize_gp_p.
4664 (mips_eh_uses): New function.
4665 * config/mips/predicates.md (cprestore_save_slot_operand)
4666 (cprestore_load_slot_operand): New predicates.
4667 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4668 (UNSPEC_MOVE_GP): Likewise.
4669 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4670 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4671 (CPRESTORE_SLOT_REGNUM): New register.
4672 (MAX_PIC_BRANCH_LENGTH): New constant.
4673 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4674 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4675 branches. Fix commentary.
4676 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4677 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4678 Change type to "ghost".
4679 (loadgp_absolute_<mode>): Likewise.
4680 (loadgp_rtp_<mode>): Likewise.
4681 (copygp_mips16): Likewise.
4682 (loadgp_blockage): Remove redundant mode attribute.
4683 (potential_cprestore): New instruction.
4684 (cprestore): Turn into an unspec set.
4685 (use_cprestore): New instruction.
4686 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4687 (*branch_fp_inverted): Likewise.
4688 (*branch_order<mode>): Likewise.
4689 (*branch_order<mode>_inverted): Likewise.
4690 (*branch_equality<mode>): Likewise.
4691 (*branch_equality<mode>_inverted): Likewise.
4692 (*branch_bit<bbv><mode>): Likewise.
4693 (*branch_bit<bbv><mode>_inverted): Likewise.
4694 (*branch_equality<mode>_mips16): Remove redundant mode.
4695 (jump): Turn into a define_expand.
4696 (*jump_absolute): New instruction.
4697 (*jump_pic): Likewise.
4698 (*jump_mips16): Rename previously-unnamed pattern. Remove
4699 redundant mode attribute.
4700 (restore_gp): Split on epilogue_completed rather than
4701 reload_completed. Change type to "ghost".
4702 (move_gp<mode>): New instruction.
4703 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4704 Remove redundant mode attribute.
4705 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4706 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4707 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4709 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4712 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4713 are returned in the same register (vs34 or v2) that Altivec vector
4714 types are returned in.
4715 (rs6000_libcall_value): Ditto.
4718 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4719 instead of explicit addsi3/adddi3 calls.
4720 (rs6000_split_multireg_move): Ditto.
4721 (rs6000_emit_allocate_stack): Ditto.
4722 (rs6000_emit_prologue): Ditto.
4723 (rs6000_output_mi_thunk): Ditto.
4725 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4726 size is 64 bits if we can use 64-bit registers.
4728 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4730 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4733 From Jie Zhang <jie.zhang@analog.com>:
4734 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4735 save FP and RETS with saveall attribute.
4736 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4737 with saveall attribute.
4739 * config/bfin/bfin.c (bfin_expand_builtin,
4740 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4743 From Jie Zhang <jie.zhang@analog.com>:
4744 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4745 before use in two places.
4746 * config/bfin/bfin.md (AREG): Define mode iterator.
4747 (reload_in, reload_out): Use mode iterator AREG.
4749 2009-09-14 Richard Guenther <rguenther@suse.de>
4752 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4753 EH personality path.
4755 2009-09-13 Richard Guenther <rguenther@suse.de>
4756 Rafael Avila de Espindola <espindola@google.com>
4758 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4759 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4760 (LANG_HOOKS_INITIALIZER): Adjust.
4761 (lhd_pass_through_t): Declare.
4762 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4764 * langhooks.c (lhd_pass_through_t): New function.
4765 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4766 dwarf2out_begin_prologue): Use personality from current_function_decl.
4767 * expr.h (get_personality_function): Declare.
4768 * expr.c (get_personality_function): New function.
4769 (build_personality_function): Likewise.
4770 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4771 (eh_personality_libfunc): Remove.
4772 * optabs.c (build_libfunc_function): New function split out from ...
4773 (init_one_libfunc): ... here.
4774 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4775 (tree_function_decl): Add personality.
4776 (lhd_gcc_personality): Declare.
4777 (build_personality_function): Likewise.
4778 * tree.c (gcc_eh_personality_decl): New.
4779 (lhd_gcc_personality): New function.
4780 * except.h (lang_eh_runtime_type): Remove.
4781 (enum eh_personality_kind): New.
4782 (build_personality_function): Declare.
4783 (function_needs_eh_personality): Declare.
4784 * except.c (lang_eh_runtime_type): Remove.
4785 (function_needs_eh_personality): New function.
4786 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4787 (sjlj_emit_function_enter, output_function_exception_table):
4788 Use personality from current_function_decl.
4789 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4790 * tree-inline.c (tree_can_inline_p): Do not inline across different
4792 (expand_call_inline): Likewise. Adjust the callers EH personality.
4793 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4794 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4795 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4796 (c-parser.o): Likewise
4797 * c-tree.h (c_eh_initialized_p): Remove.
4798 (c_maybe_initialize_eh): Likewise.
4799 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4800 (finish_decl): Don't call c_maybe_initialize_eh.
4801 (c_eh_initialized_p): Remove.
4802 (c_maybe_initialize_eh): Likewise.
4803 * c-parser.c (c_parser_omp_construct): Likewise.
4804 (c_parse_file): Initialize exception handling.
4806 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4808 * config.gcc (tm_file): Remove i386/biarch32.h
4809 for i?86-w64-mingw* case.
4810 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4812 * config.host: Set for x64 mingw the option
4813 use_long_long_for_widest_fast_int to yes.
4815 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4817 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4818 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4819 (dbxout_begin_function): Likewise.
4820 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4821 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4822 set on the function.
4823 (final_end_function): Likewise.
4824 (final_scan_insn): Likewise.
4825 (rest_of_handle_final): Likewise.
4826 * varasm.c (assemble_start_function): Likewise.
4827 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4829 2009-09-12 Jason Merrill <jason@redhat.com>
4831 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4832 * opts.c (common_handle_option): constify.
4834 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4836 * doc/install.texi (avr): Remove obsolete reference site.
4838 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4840 * doc/install.texi (Binaries): Adjust AIX link.
4842 2009-09-12 Akim Demaille <demaille@gostai.com>
4844 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4845 Use an imperative sentence.
4847 2009-09-11 Richard Henderson <rth@redhat.com>
4849 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4850 structure-name and has-tree-operands arguments; update all entries.
4851 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4853 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4854 (gsstruct_code_size): New.
4855 (gss_for_code_): New.
4856 (gss_for_code): Remove.
4857 (gimple_size): Rewrite using gsstruct_code_size.
4858 (gimple_statement_structure): Move to gimple.h.
4859 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4860 (gss_for_code, gimple_statement_structure): New.
4861 (gimple_ops): Use new arrays; tidy.
4863 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4865 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4866 operand to be a PLUS expression.
4867 * config/pa/pa.c (pa_secondary_reload): Likewise.
4869 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4871 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4873 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4876 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4878 From Jie Zhang <jie.zhang@analog.com>:
4879 * doc/extend.texi (node Function Attributes): Document l2
4881 (node Blackfin Variable Attributes): Document l2 variable attributes.
4883 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4885 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4886 to match the system compiler's configuration at inflection point.
4887 Add comment to remark a remaining difference with system compiler.
4889 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4890 * configure: Regenerate.
4892 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4894 From Jie Zhang <jie.zhang@analog.com>:
4895 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4896 (bfin_handle_l2_attribute): New.
4897 (bfin_attribute_table): Add l2 attribute.
4899 2009-09-11 Michael Matz <matz@suse.de>
4902 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4903 on the local_decls list.
4905 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4909 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4911 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4912 for VALUEs, to implement the documented interface.
4913 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4914 Adjust for VALUEs and anything else, to implement the
4915 documented interface.
4917 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4919 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4920 with actual SPE/paired vector modes before using 64-bit alignment.
4921 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4923 2009-09-10 DJ Delorie <dj@redhat.com>
4925 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4928 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4929 * config/mep/mep.c (mep_legitimate_constant_p): New.
4930 * config/mep/mep-protos.h: Prototype it.
4932 2009-09-10 Richard Henderson <rth@redhat.com>
4934 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4936 2009-09-10 Jason Merrill <jason@redhat.com>
4938 * tree.c (chain_index): New fn.
4939 * tree.h: Declare it.
4941 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4943 * config/sol2-c.c (cmn_err_length_specs): Initialize
4944 scalar_identity_flag.
4946 2009-09-10 Richard Henderson <rth@redhat.com>
4948 * tree.h (struct tree_decl_common): Move align member earlier;
4949 move label_decl_uid member ...
4950 (struct tree_label_decl): ... here.
4951 (LABEL_DECL_UID): Update to match.
4953 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4956 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4957 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4959 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4960 dest_prev if the edge is complex.
4962 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4964 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4965 loop latch tests earlier.
4967 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4968 before GIMPLE_RETURN, not after its predecessor; insert
4971 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4972 gimple_seq_empty_p to test for no PHI nodes.
4973 * tree-cfg.c (split_critical_edges): Likewise.
4975 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4977 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4979 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4980 introduced by the VTA branch merge.
4982 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4984 * ira-conflicts.c: Use fputs or putc instead of fprintf
4988 * tree-switch-conversion.c: Ditto.
4990 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4992 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4993 introduced by the VTA branch merge.
4995 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4998 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5000 PR rtl-optimization/39779
5001 * expr.c (convert_modes): Return when mode == oldmode after
5002 CONST_INTs are processed.
5004 2009-09-10 Nick Clifton <nickc@redhat.com>
5006 * config/mep/mep.c (mep_encode_section_info): Copy weakness
5007 attribute and referring decl when creating renamed symbol.
5009 2009-09-10 Richard Guenther <rguenther@suse.de>
5012 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
5014 (cgraph_finalize_compilation_unit): Compute reachability
5015 before emitting thunks. Properly process aliases before
5016 possibly removing unreachable nodes.
5018 2009-09-10 Richard Guenther <rguenther@suse.de>
5021 * tree.c (struct free_lang_data_d): Add worklist member.
5022 (find_decls_types_r): Push onto the worklist instead of recursing.
5023 Handle TREE_BINFOs properly.
5024 (find_decls_types): New function wrapped around find_decls_types_r
5025 to process the worklist.
5026 (find_decls_types_in_eh_region): Use it.
5027 (find_decls_types_in_node): Likewise.
5028 (find_decls_types_in_var): Likewise.
5029 (free_lang_data_in_cgraph): Likewise. Free the worklist.
5030 * tree.h (RECORD_OR_UNION_TYPE_P): New.
5031 (AGGREGATE_TYPE_P): Adjust.
5033 2009-09-09 Jason Merrill <jason@redhat.com>
5035 * configure.ac: Check glibc version even if we have an in-tree
5038 2009-09-09 Anthony Green <green@moxielogic.com>
5040 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
5041 the constant 0 when appropriate.
5042 * config/moxie/constraints.md: Add constraint O.
5044 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
5045 to pass up to 6 32-bit argument values in registers.
5046 (moxie_function_arg): Ditto.
5047 (moxie_arg_partial_bytes): Ditto.
5048 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
5049 (REG_PARM_STACK_SPACE): Ditto.
5050 (FUNCTION_ARG_REGNO_P): Ditto.
5052 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
5053 instruction to allocate stack space.
5055 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
5057 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
5058 unnecessarily stringent constraints. Fix address
5059 calculation in the splitters.
5061 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5063 PR rtl-optimization/39779
5064 * expr.c (convert_modes): Return when mode == oldmode after
5065 CONST_INTs are processed.
5067 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
5070 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
5071 (ix86_expand_prologue): Take frame.padding0 into logic of
5073 (ix86_expand_epilogue): Likewise.
5075 2009-09-09 Jakub Jelinek <jakub@redhat.com>
5077 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
5079 (SHLIB_LINK, SHLIB_INSTALL): Use them.
5080 * config/t-slibgcc-libgcc: New file.
5081 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
5083 2009-09-09 Martin Jambor <mjambor@suse.cz>
5085 PR tree-optimization/41089
5086 * tree-sra.c (find_var_candidates): Do not consider va_lists in
5089 2009-09-09 Richard Henderson <rth@redhat.com>
5091 * gimple.h (CASE_GIMPLE_OMP): New.
5092 (is_gimple_omp): Use it.
5093 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
5094 (verify_gimple_debug): Likewise.
5096 2009-09-09 Richard Guenther <rguenther@suse.de>
5098 PR tree-optimization/41101
5099 * tree-ssa-pre.c (maximal_set): Remove.
5100 (compute_antic_aux): Treat the maximal set as implicitly all ones.
5101 Defer all blocks we didn't visit at least one successor.
5102 (add_to_exp_gen): Do not add to the maximal set.
5103 (make_values_for_phi): Likewise.
5104 (compute_avail): Likewise.
5105 (init_pre): Do not allocate the maximal set.
5106 (execute_pre): Do not dump it.
5108 2009-09-09 Martin Jambor <mjambor@suse.cz>
5110 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
5111 an SSA_NAME rather than a is_gimple_variable.
5113 2009-09-09 Richard Guenther <rguenther@suse.de>
5116 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
5117 code dealing with plain pointer bases.
5118 (maybe_fold_offset_to_reference): Likewise.
5119 (maybe_fold_stmt_addition): Adjust.
5121 2009-09-09 Richard Guenther <rguenther@suse.de>
5123 * tree.c (free_lang_data_in_type): Do not free the type variant
5125 (free_lang_data): Merge char_type_node with its properly signed
5127 (pass_ipa_free): Collect after freeing language specific data.
5129 2009-09-09 Michael Matz <matz@suse.de>
5132 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
5133 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
5134 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
5137 2009-09-08 DJ Delorie <dj@redhat.com>
5139 * config/mep/mep.c (conversions[]): Add "ml" pattern.
5141 2009-09-04 Jason Merrill <jason@redhat.com>
5143 * tree.c (tree_find_value): Remove.
5144 * tree.h: Remove prototype.
5145 * varasm.c (assemble_external): Use value_member instead.
5147 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5149 * toplev.c (process_options): Choose default debugging type when
5150 gtoggle enables debug info and type is unset.
5152 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5156 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
5159 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5161 * configure: Rebuilt with modified libtool.m4.
5163 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5168 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
5170 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5172 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
5173 (remove_statement): Likewise.
5174 (rewrite_use_nonlinear_expr): Adjust.
5175 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
5176 * tree-ssa.c (release_defs_bitset): ... this. New.
5177 * tree-flow.h (release_defs_bitset): Declare.
5179 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5182 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
5183 in the middle block.
5185 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
5187 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
5188 via intptr_t to long type.
5189 (insert_operand_rank): Cast long type via intptr_t to
5191 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
5193 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
5194 from pointer to unsigned via uintptr_t.
5196 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
5197 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
5199 * configure: Regenerated.
5200 * config.in: Regenerated
5201 * system.h (stdint.h): Add include.
5202 (inttypes.h): Likewise.
5203 * Makefile.in (aclocal): Add config/stdint.m4.
5204 * aclocal.m4: Regenerated.
5206 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
5208 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
5210 (note_np_check_stores): New function.
5211 (harmless_null_pointer_p): New function.
5212 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
5213 changed. Take into account whether we're in the shadow of a condjump
5214 that tested NP_REG for NULL.
5215 Lose all code that tested for SEQUENCEs.
5216 (workaround_speculation): Avoid inserting NOPs for loads that are
5217 either always executed or a NULL pointer.
5219 2009-09-08 Jan Hubicka <jh@suse.cz>
5221 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
5222 * params.def (early-inlining-insns): Likewise.
5224 2009-09-08 Jakub Jelinek <jakub@redhat.com>
5226 PR rtl-optimization/41239
5227 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
5228 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
5230 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
5231 across calls, as the calls might not always return normally.
5232 (call_may_noreturn_p): New function.
5233 (deps_analyze_insn): Update last_function_call_may_noreturn list.
5234 (init_deps): Initialize it.
5235 (remove_from_deps): Also remove calls from
5236 last_function_call_may_noreturn list.
5238 2009-09-07 Richard Henderson <rth@redhat.com>
5240 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
5241 more VR->OPERANDS than LHS operands. Free LHS before returning.
5243 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5245 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
5246 (attr "addrtype"): New member "spreg".
5247 Use it if mem_spfp_address_operand is true for the address.
5248 (attr "type"): New entry "stall".
5249 (cpu_unit "load"): New.
5250 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
5252 (insn_reservation "loadsp"): New.
5253 (insn_reservation "load_stall1"): New.
5254 (insn_reservation "load_stall3"): New.
5256 * config/bfin/predicates.md (const1_operand, const3_operand): New.
5257 (mem_p_address_operand): Exclude stack and frame pointer based
5259 (mem_spfp_address_operand): New; match them here.
5260 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
5261 (bfin_reorg): Call it if scheduling insns.
5262 (bfin_gen_bundles): Remove dummy insns created by
5263 add_sched_insns_for_speculation.
5265 From Jie Zhang <jie.zhang@analog.com>:
5266 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
5267 bfin_si_revision, bfin_workarounds): Move these ...
5268 * config/bfin/bfin.h: ... here.
5270 From Mike Frysinger <michael.frysinger@analog.com>
5271 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
5272 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
5273 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
5274 bf547m, bf548m, and bf549m.
5275 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
5276 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
5277 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
5278 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
5279 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
5280 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
5281 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
5282 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
5283 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
5284 bf542m, bf544m, bf547m, bf548m, and bf549m.
5286 From Jie Zhang <jie.zhang@analog.com>:
5287 * config/bfin/predicates.md (p_register_operand): New predicate.
5288 (dp_register_operand): New predicate.
5289 * config/bfin/bfin-protos.h (WA_05000074): Define.
5290 (ENABLE_WA_05000074): Define.
5291 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
5292 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
5293 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
5294 (define_attr addrtype): Allow load/store register to be P register.
5295 (define_attr storereg): New.
5296 (define_cpu_unit anomaly_05000074): New.
5297 (define_insn_reservation dsp32shiftimm): New.
5298 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
5299 (define_insn_reservation loadp): Cannot use slot2.
5300 (define_insn_reservation loadsp): Cannot use slot2.
5301 (define_insn_reservation storep): Cannot use slot2. Does not
5302 apply when working around 05000074.
5303 (define_insn_reservation storep_anomaly_05000074): New.
5304 (define_insn_reservation storei): Does not apply when working
5306 (define_insn_reservation storei_anomaly_05000074): New.
5307 (define_attr length): Add dsp32shiftimm case.
5308 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5309 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5310 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5311 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5312 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5314 2009-09-07 Martin Jambor <mjambor@suse.cz>
5317 * tree-sra.c (create_artificial_child_access): Return NULL if
5318 build_ref_for_offset fails.
5319 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5320 and create_artificial_child_access to fail.
5322 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5325 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5326 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5327 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5329 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5331 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5332 block, ensure it has an exit edge. Emit a barrier after a jump.
5334 2009-09-07 Nick Clifton <nickc@redhat.com>
5336 * gcc.c (this_is_linker_script): New variable. Like
5337 this_is_library_file but for the %T constructor.
5338 (end_going_arg): If this_is_linker_script is set then locate the
5339 script and insert a --script switch before it
5340 (do_spec_2): Initialise this_is_linker_script.
5341 (do_spec_1): Likewise. Handle %T construct.
5342 (eval_spec_function): Preserve this_is_linker_script.
5343 * doc/invoke.texi: Document %T construct in spec files.
5344 * config/m32c/m32c.h (LIB_SPEC): Use it.
5346 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5348 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5349 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5350 when volatile flag is set.
5351 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5353 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5356 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5357 (combine_stack_adjustments_for_block): Allow insns between stack
5358 adjustments and stores with corresponding pre-(dec|inc)rement or
5359 pre-modify operation.
5361 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5364 * combine-stack-adj.c (struct csa_memlist): Rename to...
5365 (struct csa_reflist): ... this. Rename mem field to ref.
5366 (free_csa_memlist): Rename to...
5367 (free_csa_reflist): ... this.
5368 (record_one_stack_memref): Rename to...
5369 (record_one_stack_ref): ... this. Handle also REG_P.
5370 (try_apply_stack_adjustment): Handle also REG_P.
5371 (struct record_stack_memrefs_data): Rename to...
5372 (struct record_stack_refs_data): ... this. Rename memlist field to
5374 (record_stack_memrefs): Rename to...
5375 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5376 subexpressions instead of failing when a MEM contains SP references.
5377 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5378 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5380 2009-09-06 Richard Guenther <rguenther@suse.de>
5383 * tree.c (build_array_type): Do not record types marked
5384 with structural equality in the canonical type hashtable.
5386 2009-09-06 Richard Guenther <rguenther@suse.de>
5389 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5391 2009-09-05 Richard Guenther <rguenther@suse.de>
5394 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5396 2009-09-05 Richard Guenther <rguenther@suse.de>
5399 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5401 2009-09-05 Richard Guenther <rguenther@suse.de>
5404 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5405 before comparing function argument types.
5407 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5410 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5413 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5416 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5418 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5419 locators before emit_insn is called.
5421 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5424 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5425 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5426 (reginfo_init): Don't call allocate_reg_info.
5428 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5431 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5432 NONDEBUG_INSN_P instead of INSN_P.
5434 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5437 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5439 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5442 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5443 pattern of the split.
5445 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5447 * toplev.c (process_options): Move setter of flag_var_tracking
5448 before other tests that depend on it. Move down setter of
5449 flag_rename_registers. Don't enable var-tracking-assignments
5450 by default if selective scheduling is enabled. Warn if both
5453 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5455 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5456 comment. Use switch statement to catch overlaps between rtx
5457 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5458 (IS_DECL_CODE): ... here. Remove.
5459 (check_value_is_not_decl): Remove.
5460 (dv_from_decl, dv_from_value): Check after conversion.
5462 2009-09-04 Richard Guenther <rguenther@suse.de>
5465 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5466 after emitting tunks. Move emitting thunks and ctors from ...
5467 (cgraph_optimize): ... here. Remove redundant
5468 cgraph_analyze_functions.
5469 * varasm.c (find_decl_and_mark_needed): Remove no longer
5471 (finish_aliases_1): Adjust check for thunk aliases.
5473 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5475 * config/arm/arm.md (ctzsi2): Added braces
5476 to avoid warning that broke booststrap.
5478 2009-09-04 Martin Jambor <mjambor@suse.cz>
5480 PR tree-optimization/41112
5481 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5482 handle variable-bounded arrays.
5483 (expr_with_var_bounded_array_refs_p): New function.
5484 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5486 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5488 * config/s390/2097.md: Removed two incorrect bypasses.
5489 (z10_fsimpdf): Fixed latency.
5490 (z10_fhex): New insn_reservation.
5491 (z10_floaddf): Fixed latency.
5492 (z10_floadsf): Fixed latency.
5493 (z10_ftrunctf): Fixed latency.
5494 (z10_ftruncdf): Fixed latency.
5495 * config/s390/s390.c (z10_cost): Fixed values.
5496 (s390_adjust_priority): Added z10 path.
5497 * config/s390/s390.md (type): Added fhex.
5498 (*mov<mode>_64dfp): Updated type attribute.
5499 (*mov<mode>_64): Updated type attribute.
5500 (*mov<mode>_31): Updated type attribute.
5501 (*mov<mode>"): Likewise.
5502 * config/s390/2084.md (x_fsimpdf): Updated condition.
5504 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5506 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5507 RTXs in the predicate for operand 1.
5509 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5511 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5512 (rbitsi2): New insn.
5513 (ctzsi2): New expand.
5514 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5516 2009-09-03 Martin Jambor <mjambor@suse.cz>
5518 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5519 (create_artificial_child_access): Use build_ref_for_offset instead
5520 of duplicate_expr_for_different_base.
5521 (propagate_subacesses_accross_link): Likewise.
5523 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5525 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5527 (mips16e_collect_argument_saves): Skip debug instructions.
5528 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5529 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5530 (r10k_insert_cache_barriers): Likewise.
5531 (mips_reorg_process_insns): Likewise.
5533 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5536 * ira.c (update_equiv_reg): Remove check on class likely spill.
5538 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5541 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5542 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5546 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5547 the stack slot if it is passed by invisible reference.
5548 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5549 by invisible reference.
5551 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5553 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5554 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5555 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5557 * config/bfin/sync.md: New file.
5558 * config/bfin/bfin.md: Include it.
5559 (UNSPEC_ATOMIC): New.
5560 (UNSPEC_ONES): Provide a unique number.
5562 From Jie Zhang <jie.zhang@analog.com>:
5563 * config/bfin/bfin.c (ret_regs): New.
5564 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5565 (must_save_rets_p): New.
5566 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5567 current_function_is_leaf.
5568 (do_link): Likewise.
5569 (do_unlink): Likewise.
5570 (expand_interrupt_handler_prologue): Use ret_regs array.
5571 (expand_interrupt_handler_epilogue): Use ret_regs array and
5572 pass return register to gen_return_internal.
5573 (bfin_expand_epilogue): Pass return register to
5574 gen_return_internal.
5575 (bfin_expand_call): Explicitly clobber RETS.
5576 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5577 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5578 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5579 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5581 (return_internal): Take a reg rtx rather than the register number.
5583 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5585 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5586 when comparing against estimated_loop_iterations_int return.
5588 2009-09-03 Richard Guenther <rguenther@suse.de>
5590 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5591 eh_personality_libfunc.
5593 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5595 * tree-parloops.c (separate_decls_in_region): Add space.
5597 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5599 * tree-parloops.c (separate_decls_in_region): Change the condition
5600 checking if there are reductions in the loop.
5602 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5604 PR tree-optimization/38275
5605 * tree-parloops.c (parallelize_loops): Replace profitability condition
5606 for expected number of iterations.
5608 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5610 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5611 (bootstrap-debug): Explain conditions in which it becomes default.
5612 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5615 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5617 * doc/invoke.texi (Optimize Options): Move
5618 -finline-small-functions to the -O2 list.
5620 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5622 * toplev.c (process_options): Enable var-tracking-assignments
5623 by default if var-tracking is enabled.
5625 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5627 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5629 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5630 * rtl.h (prev_nonnote_insn_bb): Declare it.
5632 2009-09-03 Diego Novillo <dnovillo@google.com>
5634 * cgraph.c (cgraph_node_for_decl): New.
5635 * cgraph.h (cgraph_node_for_decl): Declare.
5636 * tree.c (host_integerp): Return 0 if T is NULL.
5638 2009-09-03 Diego Novillo <dnovillo@google.com>
5640 * tree.h (struct alias_pair): Move from varasm.c.
5641 (alias_pairs): Likewise.
5642 (TYPE_MAXVAL): Define.
5643 (TYPE_MINVAL): Define.
5644 (iterative_hash_host_wide_int): Declare.
5645 (remove_unreachable_alias_pairs): Declare.
5646 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5647 * diagnostic.c (default_diagnostic_starter): Make extern.
5648 (default_diagnostic_finalizer): Make extern.
5649 * diagnostic.h (default_diagnostic_starter): Declare.
5650 (default_diagnostic_finalizer): Declare.
5651 (default_tree_printer): Declare.
5652 * toplev.c (default_tree_printer): Make extern.
5654 2009-09-03 Richard Guenther <rguenther@suse.de>
5655 Diego Novillo <dnovillo@google.com>
5657 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5658 * cgraphunit.c (cgraph_expand_function): Do not emit
5659 associated thunks from here.
5660 (cgraph_emit_thunks): New.
5661 (cgraph_optimize): Call it.
5662 Return if any IPA pass finds an error.
5663 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5666 2009-09-03 Simon Baldwin <simonb@google.com>
5667 Rafael Espindola <espindola@google.com>
5668 Richard Guenther <rguenther@suse.de>
5669 Doug Kwan <dougkwan@google.com>
5670 Diego Novillo <dnovillo@google.com>
5672 * tree.c: Include tree-pass.h, langhooks-def.h,
5673 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5674 (free_lang_data_in_type): New.
5675 (need_assembler_name_p): New.
5676 (free_lang_data_in_block): New.
5677 (free_lang_data_in_decl): New.
5678 (struct free_lang_data_d): New.
5679 (add_tree_to_fld_list): New.
5680 (find_decls_types_r): New.
5681 (get_eh_types_for_runtime): New.
5682 (find_decls_types_in_eh_region): New.
5683 (find_decls_types_in_node): New.
5684 (find_decls_types_in_var): New.
5685 (free_lang_data_in_cgraph): New.
5686 (free_lang_data): New.
5687 (gate_free_lang_data): New.
5688 (pass_ipa_free_lang_data): New.
5690 2009-09-03 Diego Novillo <dnovillo@google.com>
5692 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5693 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5694 (lang_hooks): Remove const qualifier.
5695 * ipa.c (cgraph_remove_unreachable_nodes): Call
5696 remove_unreachable_alias_pairs.
5697 * except.c (add_type_for_runtime): Check if TYPE has
5698 already been converted.
5699 (lookup_type_for_runtime): Likewise.
5700 (check_handled): Handle converted types.
5701 * varasm.c (remove_unreachable_alias_pairs): New.
5702 * gimple.c: Include demangle.h.
5703 (gimple_decl_printable_name): New.
5704 (gimple_fold_obj_type_ref): New.
5705 * gimple.h (gimple_decl_printable_name): Declare.
5706 (gimple_fold_obj_type_ref): Declare.
5707 * passes.c (init_optimization_passes): Add pass
5708 pass_ipa_free_lang_data.
5709 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5710 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5712 2009-09-03 Diego Novillo <dnovillo@google.com>
5714 * c-lang.c (lang_hooks): Remove const qualifier.
5716 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5718 * doc/install.texi (*-*-freebsd*): Update target information.
5720 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5722 * hard-reg-set.h (call_fixed_regs): Remove.
5723 * reginfo.c (call_fixed_regs): Remove.
5724 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5725 (globalize_reg): Don't use call_fixed_regs.
5726 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5729 2009-09-01 Michael Matz <matz@suse.de>
5731 * expr.h (emit_storent_insn, expand_expr_real_1,
5732 expand_expr_real_2): Declare.
5733 * expr.c (emit_storent_insn, expand_expr_real_1,
5734 expand_expr_real_2): Export.
5735 (store_expr): Setting and evaluating dont_return_target is useless.
5736 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5737 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5738 * except.c (expand_resx_expr): Rename to ...
5739 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5740 * except.h (expand_resx_stmt): Declare.
5741 * stmt.c: Add include gimple.h
5742 (expand_asm_expr): Rename to ...
5743 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5744 (expand_case): Rewrite to take gimple statement.
5745 * tree.h (expand_asm_stmt): Declare.
5746 (expand_case): Change prototype.
5747 * Makefile.in (stmt.o): Depend on gimple.h.
5748 * builtins.c (expand_builtin_synchronize): Build gimple asm
5749 statement, not an ASM_EXPR.
5750 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5751 gimple_to_tree, release_stmt_tree): Remove.
5752 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5753 ggc_free, but hold comparison code and operands separately.
5754 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5755 (expand_call_stmt, expand_gimple_stmt_1,
5756 expand_gimple_stmt): New helpers.
5757 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5758 release_stmt_tree. Call expand_gimple_stmt instead.
5759 (expand_gimple_basic_block): Ditto.
5761 * calls.c (emit_call_1): Don't look at EH regions here, make
5762 fntree parameter useless.
5763 (expand_call): New local rettype for TREE_TYPE(exp), use it
5764 throughout. Remove local p, use addr instead.
5765 Don't look at EH regions here.
5767 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5769 * doc/invoke.texi (-fsched-pressure): Document it.
5770 (-fsched-reg-pressure-heuristic): Remove it.
5772 * reload.c (ira.h): Include.
5773 (find_reloads): Add choosing reload on number of small spilled
5776 * haifa-sched.c (ira.h): Include.
5777 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5778 saved_reg_pressure, curr_reg_live, saved_reg_live,
5779 region_ref_regs): New variables.
5780 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5781 initiate_reg_pressure_info, setup_ref_regs,
5782 initiate_bb_reg_pressure_info, save_reg_pressure,
5783 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5785 (setup_insn_reg_pressure_info): New function.
5786 (rank_for_schedule): Add pressure checking and insn issue time.
5787 Remove comparison of insn reg weights.
5788 (ready_sort): Set insn reg pressure info.
5789 (update_register_pressure, setup_insn_max_reg_pressure,
5790 update_reg_and_insn_max_reg_pressure,
5791 sched_setup_bb_reg_pressure_info): New functions.
5792 (schedule_insn): Add code for printing and updating reg pressure info.
5793 (find_set_reg_weight, find_insn_reg_weight): Remove.
5794 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5795 (debug_ready_list): Print reg pressure info.
5796 (schedule_block): Ditto. Check insn issue time.
5797 (sched_init): Set up sched_pressure_p. Allocate and set up some
5798 reg pressure related info.
5799 (sched_finish): Free some reg pressure related info.
5800 (fix_tick_ready): Make insn always ready if pressure_p.
5801 (init_h_i_d): Don't call find_insn_reg_weight.
5802 (haifa_finish_h_i_d): Free insn reg pressure info.
5804 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5805 ira_memory_move_cost, ira_class_hard_regs,
5806 ira_class_hard_regs_num, ira_no_alloc_regs,
5807 ira_available_class_regs, ira_reg_class_cover_size,
5808 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5810 * ira-lives.c (single_reg_class): Check mode to find how many
5811 registers are necessary for operand.
5812 (ira_implicitly_set_insn_hard_regs): New.
5814 * common.opt (fsched-pressure): New options.
5815 (fsched-reg-pressure-heuristic): Remove.
5817 * ira.c (setup_eliminable_regset): Rename to
5818 ira_setup_eliminable_regset. Make it external.
5819 (expand_reg_info): Pass cover class to setup_reg_classes.
5820 (ira): Call resize_reg_info instead of allocate_reg_info.
5822 * sched-deps.c: Include ira.h.
5823 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5824 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5825 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5826 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5827 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5828 mark_insn_reg_store, mark_insn_reg_clobber,
5829 setup_insn_reg_pressure_info): New.
5830 (sched_analyze_1): Update implicit_reg_pending_uses.
5831 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5832 Use them to create dependencies. Set insn reg uses and pressure
5833 info. Process reg_pending_uses in one place.
5834 (free_deps): Free implicit sets.
5835 (remove_from_deps): Remove implicit sets if necessary. Check
5836 implicit sets when clearing reg_last_in_use.
5837 (init_deps_global): Clear implicit_reg_pending_clobbers and
5838 implicit_reg_pending_uses.
5840 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5841 ira_memory_move_cost, ira_class_hard_regs,
5842 ira_class_hard_regs_num, ira_no_alloc_regs,
5843 ira_available_class_regs, ira_reg_class_cover_size,
5844 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5845 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5846 ira_implicitly_set_insn_hard_regs): New prototypes.
5848 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5849 cost_elements_num): New variables.
5850 (allocno_costs, total_costs): Rename to costs and
5851 total_allocno_costs.
5852 (COSTS_OF_ALLOCNO): Rename to COSTS.
5853 (allocno_pref): Rename to pref.
5854 (allocno_pref_buffer): Rename to pref_buffer.
5855 (common_classes): Rename to regno_cover_class.
5857 (record_reg_classes): Set allocno attributes only if allocno_p.
5858 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5859 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5860 and COSTS_OF_ALLOCNO.
5861 (print_costs): Rename to print_allocno_costs.
5862 (print_pseudo_costs): New.
5863 (process_bb_node_for_costs): Split into 2 functions with new
5864 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5865 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5866 new parameter dump_file. Use cost_elements_num instead of
5867 ira_allocnos_num. Make one iteration if preferred classes were
5868 already calculated for scheduler. Make 2 versions of code
5869 depending on allocno_p.
5870 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5871 regno_cover_class and COSTS instead of common_classes and
5873 (init_costs, finish_costs): New.
5874 (ira_costs): Set up allocno_p and cost_elements_num. Call
5875 init_costs and finish_costs.
5876 (ira_set_pseudo_classes): New.
5878 * rtl.h (allocate_reg_info): Remove.
5879 (resize_reg_info): Change return type.
5880 (reg_cover_class): New.
5881 (setup_reg_classes): Add new parameter.
5883 * sched-int.h (struct deps_reg): New member implicit_sets.
5884 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5885 (INCREASE_BITS): New macro.
5886 (struct reg_pressure_data, struct reg_use_data): New.
5887 (struct _haifa_insn_data): Remove reg_weight. Add members
5888 reg_pressure, reg_use_list, reg_set_list, and
5889 reg_pressure_excess_cost_change.
5890 (struct deps): New member implicit_sets.
5891 (pressure_p): New variable.
5892 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5893 (struct reg_pressure_data, struct reg_use_data): New.
5894 (INSN_REG_WEIGHT): Remove.
5895 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5896 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5897 (sched_init_region_reg_pressure_info,
5898 sched_setup_bb_reg_pressure_info): New prototypes.
5900 * reginfo.c (struct reg_pref): New member coverclass.
5901 (reg_cover_class): New function.
5902 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5903 (reg_info_size): New variable.
5904 (allocate_reg_info): Make static. Setup reg_info_size.
5905 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5906 (setup_reg_classes): Add a new parameter. Setup cover class too.
5908 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5911 * sched-rgn.c (deps_join): Set up implicit_sets.
5912 (schedule_region): Set up region and basic blocks pressure
5915 * passes.c (init_optimization_passes): Move
5916 pass_subregs_of_mode_init before pass_sched.
5918 2009-09-02 Martin Jambor <mjambor@suse.cz>
5920 * tree-sra.c (struct access): New field grp_hint.
5921 (dump_access): Dump grp_hint.
5922 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5924 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5925 those which have been specifically read and somehow written to.
5926 (propagate_subacesses_accross_link): Set grp_hint of right child and
5927 also possibly of the left child.
5929 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5931 * tree-object-size.c (addr_object_size): Always use object_size_type
5932 0 or 2 when determining the pointer pointed object size.
5934 2009-09-02 Richard Guenther <rguenther@suse.de>
5937 2009-08-31 Richard Guenther <rguenther@suse.de>
5939 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5940 to query if the memory regions for memmove overlap.
5941 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5942 asserts on pointers, instead deal with odd trees.
5943 (ptr_derefs_may_alias_p): Likewise.
5944 (refs_may_alias_p_1): Constructor bases also never alias.
5946 2009-08-01 Christian Bruel <christian.bruel@st.com>
5949 2009-07-31 Christian Bruel <christian.bruel@st.com>
5950 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5952 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5954 * doc/invoke.texi (-fvar-tracking-assignments): New.
5955 (-fvar-tracking-assignments-toggle): New.
5956 (-fdump-final-insns=file): Mark filename as optional.
5957 (--param min-nondebug-insn-uid): New.
5958 (-gdwarf-@{version}): Mention version 4.
5959 * opts.c (common_handle_option): Accept it.
5960 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5961 * regrename.c (regrename_optimize): Drop last. Don't count debug
5962 insns as uses. Don't reject change because of debug insn.
5963 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5964 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5965 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5966 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5967 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5968 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5969 * doc/gimple.texi (is_gimple_debug): New.
5970 (gimple_debug_bind_p): New.
5971 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5972 * doc/install.texi (bootstrap-debug): More details.
5973 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5974 (bootstrap-debug-lib): More details.
5975 (bootstrap-debug-ckovw): Update.
5976 (bootstrap-time): New.
5977 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5978 (insert_phi_nodes_for): Insert debug stmts.
5979 (rewrite_stmt): Take iterator. Insert debug stmts.
5980 (rewrite_enter_block): Adjust.
5981 (maybe_replace_use_in_debug_stmt): New.
5982 (rewrite_update_stmt): Use it.
5983 (mark_use_interesting): Return early for debug stmts.
5984 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5985 stmts before replacing stmt.
5986 (move_computations_stmt): Likewise.
5987 * ira-conflicts.c (add_copies): Skip debug insns.
5988 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5989 (regstat_bb_compute_ri): Skip debug insns.
5990 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5991 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5992 check_loop_closed_ssa_stmt): Skip debug stmts.
5993 * tree-tailcall.c (find_tail_calls): Likewise.
5994 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5995 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5996 (build_var_debug_value_stat): Declare.
5997 (build_var_debug_value): Define.
5998 (target_for_debug_bind): Declare.
5999 * reload.c (find_equiv_reg): Skip debug insns.
6000 * rtlanal.c (reg_used_between_p): Skip debug insns.
6001 (side_effects_p): Likewise.
6002 (canonicalize_condition): Likewise.
6003 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
6004 insns never depend on debug insns.
6005 (create_ddg_dep_no_link): Likewise.
6006 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
6007 Don't add inter-loop dependencies for debug insns.
6008 (build_intra_loop_deps): Likewise.
6009 (create_ddg): Count debug insns.
6010 * ddg.h (struct ddg::num_debug): New.
6011 (num_backargs): Pair up with previous int field.
6012 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
6013 -fcompare-debug-second.
6014 * final.c (get_attr_length_1): Skip debug insns.
6015 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
6016 * gcc.c (invoke_as): Call compare-debug-dump-opt.
6017 (driver_self_specs): Map -fdump-final-insns to
6018 -fdump-final-insns=..
6019 (get_local_tick): New.
6020 (compare_debug_dump_opt_spec_function): Test for . argument and
6021 compute output name. Compute temp output spec without flag name.
6022 Compute -frandom-seed.
6023 (OPT): Undef after use.
6024 * cfgloopanal.c (num_loop_insns): Skip debug insns.
6025 (average_num_loop_insns): Likewise.
6026 * params.h (MIN_NONDEBUG_INSN_UID): New.
6027 * gimple.def (GIMPLE_DEBUG): New.
6028 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
6029 * auto-inc-dec.c (merge_in_block): Skip debug insns.
6030 (merge_in_block): Fix whitespace.
6031 * toplev.c (flag_var_tracking): Update comment.
6032 (flag_var_tracking_assignments): New.
6033 (flag_var_tracking_assignments_toggle): New.
6034 (process_options): Don't open final insns dump file if we're not
6035 going to write to it. Compute defaults for var_tracking.
6036 * df-scan.c (df_insn_rescan_debug_internal): New.
6037 (df_uses_record): Handle debug insns.
6038 * haifa-sched.c (ready): Initialize n_debug.
6039 (contributes_to_priority): Skip debug insns.
6040 (dep_list_size): New.
6042 (rank_for_schedule): Likewise. Schedule debug insns as soon as
6043 they're ready. Disregard previous debug insns to make decisions.
6044 (queue_insn): Never queue debug insns.
6045 (ready_add, ready_remove_first, ready_remove): Count debug insns.
6046 (schedule_insn): Don't reject debug insns because of issue rate.
6047 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
6048 (queue_to_ready): Skip and discount debug insns.
6049 (choose_ready): Let debug insns through.
6050 (schedule_block): Check boundary debug insns. Discount debug
6051 insns, schedule them early. Adjust whitespace.
6052 (set_priorities): Check for boundary debug insns.
6053 (add_jump_dependencies): Use dep_list_size.
6054 (prev_non_location_insn): New.
6055 (check_cfg): Use it.
6056 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
6058 (remove_unused_ivs): Reset debug stmts.
6059 * modulo-sched.c (const_iteration_count): Skip debug insns.
6060 (res_MII): Discount debug insns.
6061 (loop_single_full_bb_p): Skip debug insns.
6062 (sms_schedule): Likewise.
6063 (sms_schedule_by_order): Likewise.
6064 (ps_has_conflicts): Likewise.
6065 * caller-save.c (refmarker_fn): New.
6066 (save_call_clobbered_regs): Replace regs with saved mem in
6068 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
6069 Call refmarker_fn mark for hardregnos.
6070 (mark_reg_as_referenced): New.
6071 (replace_reg_with_saved_mem): New.
6072 * ipa-pure-const.c (check_stmt): Skip debug stmts.
6073 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
6075 (cse_extended_basic_block): Skip debug insns.
6076 (count_reg_usage): Likewise.
6077 (is_dead_reg): New, split out of...
6078 (set_live_p): ... here.
6079 (insn_live_p): Use it for debug insns.
6080 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
6081 (execute_optimize_stdarg): Likewise.
6082 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6083 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
6084 changes in debug stmts as changes.
6085 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
6086 (moveup_expr): Don't move across debug insns. Don't move
6087 debug insn if it would create a bookkeeping block.
6088 (moveup_expr_cached): Don't use cache for debug insns that
6089 are heads of blocks.
6090 (compute_av_set_inside_bb): Skip debug insns.
6091 (sel_rank_for_schedule): Schedule debug insns first. Remove
6093 (block_valid_for_bookkeeping_p); Support lax searches.
6094 (create_block_for_bookkeeping): Adjust block numbers when
6095 encountering debug-only blocks.
6096 (find_place_for_bookkeeping): Deal with debug-only blocks.
6097 (generate_bookkeeping_insn): Accept no place to insert.
6098 (remove_temp_moveop_nops): New argument full_tidying.
6099 (prepare_place_to_insert): Deal with debug insns.
6100 (advance_state_on_fence): Debug insns don't start cycles.
6101 (update_boundaries): Take fence as argument. Deal with
6103 (schedule_expr_on_boundary): No full_tidying on debug insns.
6104 (fill_insns): Deal with debug insns.
6105 (track_scheduled_insns_and_blocks): Don't count debug insns.
6106 (need_nop_to_preserve_insn_bb): New, split out of...
6107 (remove_insn_from_stream): ... this.
6108 (fur_orig_expr_not_found): Skip debug insns.
6109 * rtl.def (VALUE): Move up.
6111 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
6112 (nearest_common_dominator_of_uses): Take debug_stmts argument.
6113 Set it if debug stmts are found.
6114 (statement_sink_location): Skip debug stmts. Propagate
6115 moving defs into debug stmts.
6116 * ifcvt.c (first_active_insn): Skip debug insns.
6117 (last_active_insns): Likewise.
6118 (cond_exec_process_insns): Likewise.
6119 (noce_process_if_block): Likewise.
6120 (check_cond_move_block): Likewise.
6121 (cond_move_convert_if_block): Likewise.
6122 (block_jumps_and_fallthru_p): Likewise.
6123 (dead_or_predicable): Likewise.
6124 * dwarf2out.c (debug_str_hash_forced): New.
6125 (find_AT_string): Add comment.
6126 (gen_label_for_indirect_string): New.
6127 (get_debug_string_label): New.
6128 (AT_string_form): Use it.
6129 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
6130 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
6131 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
6132 several operations that cannot be represented with DWARF opcodes.
6133 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
6134 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
6135 (dwarf2out_var_location): Take during-call mark into account.
6136 (output_indirect_string): Update comment. Output if there are
6137 label and references.
6138 (prune_indirect_string): New.
6139 (prune_unused_types): Call it if debug_str_hash_forced.
6140 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
6141 (dw_long_long_const): Remove.
6142 (struct dw_val_struct): Change val_long_long type to rtx.
6143 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
6144 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
6145 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
6146 component instead of HOST_BITS_PER_LONG.
6147 (output_loc_operands): Likewise. For const8* assert
6148 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
6149 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
6150 rather than HOST_BITS_PER_LONG is >= 64.
6151 (add_AT_long_long): Remove val_hi and val_lo arguments, add
6153 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
6154 HOST_BITS_PER_LONG for dw_val_class_long_long.
6155 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
6156 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
6157 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
6159 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
6160 Handle DW_OP_implicit_value.
6161 (extract_int): Move prototype earlier.
6162 (mem_loc_descriptor): For SUBREG punt if inner
6163 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
6164 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
6165 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
6166 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
6167 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
6168 instead of Pmode size.
6169 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
6170 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
6171 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
6172 (concat_loc_descriptor, concatn_loc_descriptor,
6173 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
6174 (add_location_or_const_value_attribute): Likewise. For single
6175 location loc_lists attempt to use add_const_value_attribute
6176 for constant decls. Add DW_AT_const_value even if
6177 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
6179 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
6180 (control_flow_insn_p): Likewise.
6181 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
6182 (separate_decls_in_region_debug_bind): New.
6183 (separate_decls_in_region): Process debug bind stmts afterwards.
6184 * recog.c (verify_changes): Handle debug insns.
6185 (extract_insn): Likewise.
6186 (peephole2_optimize): Skip debug insns.
6187 * dse.c (scan_insn): Skip debug insns.
6188 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
6190 (setup_id_for_insn): Handle debug insns.
6191 (maybe_tidy_empty_bb): Adjust whitespace.
6192 (tidy_control_flow): Skip debug insns.
6193 (sel_remove_insn): Adjust for debug insns.
6194 (sel_estimate_number_of_insns): Skip debug insns.
6195 (create_insn_rtx_from_pattern): Handle debug insns.
6196 (create_copy_of_insn_rtx): Likewise.
6197 * sel-sched-.h (sel_bb_end): Declare.
6198 (sel_bb_empty_or_nop_p): New.
6199 (get_all_loop_exits): Use it.
6200 (_eligible_successor_edge_p): Likewise.
6201 (return_nop_to_pool): Adjust.
6202 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
6203 * ira-lives.c (process_bb_node_lives): Skip debug insns.
6204 * gimple-pretty-print.c (dump_gimple_debug): New.
6205 (dump_gimple_stmt): Use it.
6206 (dump_bb_header): Skip gimple debug stmts.
6207 * regmove.c (optimize_reg_copy_1): Discount debug insns.
6208 (fixup_match_2): Likewise.
6209 (regmove_backward_pass): Likewise. Simplify combined
6210 replacement. Handle debug insns.
6211 * function.c (instantiate_virtual_regs): Handle debug insns.
6212 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
6213 * print-rtl.h: Include cselib.h.
6214 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
6215 * df.h (df_inns_rescan_debug_internal): Declare.
6216 * gcse.c (alloc_hash_table): Estimate n_insns.
6217 (cprop_insn): Don't regard debug insns as changes.
6218 (bypass_conditional_jumps): Skip debug insns.
6219 (one_pre_gcse_pass): Adjust.
6220 (one_code_hoisting_pass): Likewise.
6221 (compute_ld_motion_mems): Skip debug insns.
6222 (one_cprop_pass): Adjust.
6223 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
6224 (if_convertible_stmt_p): Handle debug stmts.
6225 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
6226 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
6227 * ira-build.c (create_bb_allocnos): Skip debug insns.
6228 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
6229 (has_single_use): Likewise.
6230 (single_imm_use): Likewise.
6231 (num_imm_uses): Likewise.
6232 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
6233 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
6234 (create_outofssa_var_map): Likewise.
6235 * lower-subreg.c (adjust_decomposed_uses): New.
6236 (resolve_debug): New.
6237 (decompose_multiword_subregs): Use it.
6238 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
6239 * emit-rtl.c: Include params.h.
6240 (cur_debug_insn_uid): Define.
6241 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
6242 (copy_rtx_if_shared_1): Handle debug insns.
6243 (reset_used_flags): Likewise.
6244 (set_used_flags): LIkewise.
6245 (get_max_insn_count): New.
6246 (next_nondebug_insn): New.
6247 (prev_nondebug_insn): New.
6248 (make_debug_insn_raw): New.
6249 (emit_insn_before_noloc): Handle debug insns.
6250 (emit_jump_insn_before_noloc): Likewise.
6251 (emit_call_insn_before_noloc): Likewise.
6252 (emit_debug_insn_before_noloc): New.
6253 (emit_insn_after_noloc): Handle debug insns.
6254 (emit_jump_insn_after_noloc): Likewise.
6255 (emit_call_insn_after_noloc): Likewise.
6256 (emit_debug_insn_after_noloc): Likewise.
6257 (emit_insn_after): Take loc from earlier non-debug insn.
6258 (emit_jump_insn_after): Likewise.
6259 (emit_call_insn_after): Likewise.
6260 (emit_debug_insn_after_setloc): New.
6261 (emit_debug_insn_after): New.
6262 (emit_insn_before): Take loc from later non-debug insn.
6263 (emit_jump_insn_before): Likewise.
6264 (emit_call_insn_before): Likewise.
6265 (emit_debug_insn_before_setloc): New.
6266 (emit_debug_insn_before): New.
6267 (emit_insn): Handle debug insns.
6268 (emit_debug_insn): New.
6269 (emit_jump_insn): Handle debug insns.
6270 (emit_call_insn): Likewise.
6272 (init_emit): Take min-nondebug-insn-uid into account.
6273 Initialize cur_debug_insn_uid.
6274 (emit_copy_of_insn_after): Handle debug insns.
6275 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
6276 location of single rhs in place.
6277 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
6278 (floor_sdiv_adjust): New.
6279 (cell_sdiv_adjust): New.
6280 (cell_udiv_adjust): New.
6281 (round_sdiv_adjust): New.
6282 (round_udiv_adjust): New.
6283 (wrap_constant): Moved from cselib.
6284 (unwrap_constant): New.
6285 (expand_debug_expr): New.
6286 (expand_debug_locations): New.
6287 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
6289 (gimple_expand_cfg): Expand debug locations.
6290 * cselib.c: Include tree-pass.h.
6291 (struct expand_value_data): New.
6292 (cselib_record_sets_hook): New.
6293 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
6294 (cselib_clear_table): Move, and implemnet in terms of...
6295 (cselib_reset_table_with_next_value): ... this.
6296 (cselib_get_next_unknown_value): New.
6297 (discard_useless_locs): Don't discard preserved values.
6298 (cselib_preserve_value): New.
6299 (cselib_preserved_value_p): New.
6300 (cselib_preserve_definitely): New.
6301 (cselib_clear_preserve): New.
6302 (cselib_preserve_only_values): New.
6303 (new_cselib_val): Take rtx argument. Dump it in details.
6304 (cselib_lookup_mem): Adjust.
6305 (expand_loc): Take regs_active in struct. Adjust. Silence
6306 dumps unless details are requested.
6307 (cselib_expand_value_rtx_cb): New.
6308 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6309 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6310 without details. Copy more subregs. Try to resolve values
6311 using a callback. Wrap constants.
6312 (cselib_subst_to_values): Adjust.
6313 (cselib_log_lookup): New.
6314 (cselib_lookup): Call it.
6315 (cselib_invalidate_regno): Don't count preserved values as useless.
6316 (cselib_invalidate_mem): Likewise.
6317 (cselib_record_set): Likewise.
6318 (struct set): Renamed to cselib_set, moved to cselib.h.
6319 (cselib_record_sets): Adjust. Call hook.
6320 (cselib_process_insn): Reset table when it would be cleared.
6321 (dump_cselib_val): New.
6322 (dump_cselib_table): New.
6323 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6324 (remove_forwarder_block): Support moving debug stmts.
6325 * cselib.h (cselib_record_sets_hook): Declare.
6326 (cselib_expand_callback): New type.
6327 (cselib_expand_value_rtx_cb): Declare.
6328 (cselib_reset_table_with_next_value): Declare.
6329 (cselib_get_next_unknown_value): Declare.
6330 (cselib_preserve_value): Declare.
6331 (cselib_preserved_value_p): Declare.
6332 (cselib_preserve_only_values): Declare.
6333 (dump_cselib_table): Declare.
6334 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6335 (try_crossjump_to_edge): Likewise.
6336 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6337 dominated blocks when debug stmts are present.
6338 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6339 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6340 (set_var_live_on_entry): Likewise.
6341 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6342 * cfglayout.c (curr_location, last_location): Make static.
6343 (set_curr_insn_source_location): Don't avoid bouncing.
6344 (get_curr_insn_source_location): New.
6345 (get_curr_insn_block): New.
6346 (duplicate_insn_chain): Handle debug insns.
6347 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6349 * common.opt (fcompare-debug): Move to sort order.
6350 (fdump-unnumbered-links): Likewise.
6351 (fvar-tracking-assignments): New.
6352 (fvar-tracking-assignments-toggle): New.
6353 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6354 because of debug stmts.
6355 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6356 (eliminate_unnecessary_stmts): Walk dominated blocks before
6358 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6359 * ira.c (memref_used_between_p): Skip debug insns.
6360 (update_equiv_regs): Likewise.
6361 * sched-deps.c (sd_lists_size): Accept empty list.
6362 (sd_init_insn): Mark debug insns.
6363 (sd_finish_insn): Unmark them.
6364 (sd_add_dep): Reject non-debug deps on debug insns.
6365 (fixup_sched_groups): Give debug insns group treatment.
6367 (sched_analyze_reg): Don't mark debug insns for sched before call.
6368 (sched_analyze_2): Handle debug insns.
6369 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6371 (deps_analyze_insn): Handle debug insns.
6372 (deps_start_bb): Skip debug insns.
6373 (init_deps): Initialize last_debug_insn.
6374 * tree-ssa.c (target_for_debug_bind): New.
6375 (find_released_ssa_name): New.
6376 (propagate_var_def_into_debug_stmts): New.
6377 (propagate_defs_into_debug_stmts): New.
6378 (verify_ssa): Skip debug bind stmts without values.
6379 (warn_uninialized_vars): Skip debug stmts.
6380 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6381 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6382 (rtx_equal_p): Likewise.
6383 * ira-costs.c (scan_one_insn): Skip debug insns.
6384 (process_bb_node_for_hard_reg_moves): Likewise.
6385 * rtl.h (DEBUG_INSN_P): New.
6386 (NONDEBUG_INSN_P): New.
6387 (MAY_HAVE_DEBUG_INSNS): New.
6388 (INSN_P): Accept debug insns.
6389 (RTX_FRAME_RELATED_P): Likewise.
6390 (INSN_DELETED_P): Likewise
6391 (PAT_VAR_LOCATION_DECL): New.
6392 (PAT_VAR_LOCATION_LOC): New.
6393 (PAT_VAR_OCATION_STATUS): New.
6394 (NOTE_VAR_LOCATION_DECL): Reimplement.
6395 (NOTE_VAR_LOCATION_LOC): Likewise.
6396 (NOTE_VAR_LOCATION_STATUS): Likewise.
6397 (INSN_VAR_LOCATION): New.
6398 (INSN_VAR_LOCATION_DECL): New.
6399 (INSN_VAR_LOCATION_LOC): New.
6400 (INSN_VAR_LOCATION_STATUS): New.
6401 (gen_rtx_UNKNOWN_VAR_LOC): New.
6402 (VAR_LOC_UNKNOWN_P): New.
6403 (NOTE_DURING_CALL_P): New.
6404 (SCHED_GROUP_P): Accept debug insns.
6405 (emit_debug_insn_before): Declare.
6406 (emit_debug_insn_before_noloc): Declare.
6407 (emit_debug_insn_beore_setloc): Declare.
6408 (emit_debug_insn_after): Declare.
6409 (emit_debug_insn_after_noloc): Declare.
6410 (emit_debug_insn_after_setloc): Declare.
6411 (emit_debug_insn): Declare.
6412 (make_debug_insn_raw): Declare.
6413 (prev_nondebug_insn): Declare.
6414 (next_nondebug_insn): Declare.
6415 (delegitimize_mem_from_attrs): Declare.
6416 (get_max_insn_count): Declare.
6417 (wrap_constant): Declare.
6418 (unwrap_constant): Declare.
6419 (get_curr_insn_source_location): Declare.
6420 (get_curr_insn_block): Declare.
6421 * tree-inline.c (insert_debug_decl_map): New.
6422 (processing_debug_stmt): New.
6423 (remap_decl): Don't create new mappings in debug stmts.
6424 (remap_gimple_op_r): Don't add references in debug stmts.
6425 (copy_tree_body_r): Likewise.
6426 (remap_gimple_stmt): Handle debug bind stmts.
6427 (copy_bb): Skip debug stmts.
6428 (copy_edges_for_bb): Likewise.
6429 (copy_debug_stmt): New.
6430 (copy_debug_stmts): New.
6431 (copy_body): Copy debug stmts at the end.
6432 (insert_init_debug_bind): New.
6433 (insert_init_stmt): Take id. Skip and emit debug stmts.
6434 (setup_one_parameter): Remap variable earlier, register debug mapping.
6435 (estimate_num_insns): Skip debug stmts.
6436 (expand_call_inline): Preserve debug_map.
6437 (optimize_inline_calls): Check for no debug_stmts left-overs.
6438 (unsave_expr_now): Preserve debug_map.
6439 (copy_gimple_seq_and_replace_locals): Likewise.
6440 (tree_function_versioning): Check for no debug_stmts left-overs.
6441 Init and destroy debug_map as needed. Split edges unconditionally.
6442 (build_duplicate_type): Init and destroy debug_map as needed.
6443 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6444 (struct copy_body_data): Add debug_stmts and debug_map.
6445 * sched-int.h (struct ready_list): Add n_debug.
6446 (struct deps): Add last_debug_insn.
6447 (DEBUG_INSN_SCHED_P): New.
6448 (BOUNDARY_DEBUG_INSN_P): New.
6449 (SCHEDULE_DEBUG_INSN_P): New.
6450 (sd_iterator_cond): Accept empty list.
6451 * combine.c (create_log_links): Skip debug insns.
6452 (combine_instructions): Likewise.
6453 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6454 return value is always unshared.
6455 (struct rtx_subst_pair): New.
6456 (auto_adjust_pair): New.
6457 (propagate_for_debug_subst): New.
6458 (propagate_for_debug): New.
6459 (try_combine): Skip debug insns. Propagate removed defs into
6461 (next_nonnote_nondebug_insn): New.
6462 (distribute_notes): Use it. Skip debug insns.
6463 (distribute_links): Skip debug insns.
6464 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6465 * resource.c (mark_target_live_regs): Likewise.
6466 * var-tracking.c: Include cselib.h and target.h.
6467 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6469 (micro_operation_type_name): New.
6470 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6471 (struct micro_operation_def): Update comments.
6472 (decl_or_value): New type. Use instead of decls.
6473 (struct emit_note_data_def): Add vars.
6474 (struct attrs_def): Use decl_or_value.
6475 (struct variable_tracking_info_def): Add permp, flooded.
6476 (struct location_chain_def): Update comment.
6477 (struct variable_part_def): Use decl_or_value.
6478 (struct variable_def): Make var_part a variable length array.
6480 (scratch_regs): New.
6481 (cselib_hook_called): New.
6482 (dv_is_decl_p): New.
6483 (dv_is_value_p): New.
6486 (dv_as_opaque): New.
6487 (dv_onepart_p): New.
6489 (IS_DECL_CODE): New.
6490 (check_value_is_not_decl): New.
6491 (dv_from_decl): New.
6492 (dv_from_value): New.
6493 (dv_htab_hash): New.
6494 (variable_htab_hash): Use it.
6495 (variable_htab_eq): Support values.
6496 (variable_htab_free): Free from the right pool.
6497 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6498 (attrs_list_union): Adjust.
6499 (attrs_list_mpdv_union): New.
6500 (tie_break_pointers): New.
6501 (canon_value_cmp): New.
6502 (unshare_variable): Return possibly-modified slot.
6503 (vars_copy_1): Adjust.
6504 (var_reg_decl_set): Adjust. Split out of...
6505 (var_reg_set): ... this.
6506 (get_init_value): Adjust.
6507 (var_reg_delete_and_set): Adjust.
6508 (var_reg_delete): Adjust.
6509 (var_regno_delete): Adjust.
6510 (var_mem_decl_set): Split out of...
6511 (var_mem_set): ... this.
6512 (var_mem_delete_and_set): Adjust.
6513 (var_mem_delete): Adjust.
6517 (variable_union): Adjust. Speed up merge of 1-part vars.
6518 (variable_canonicalize): Use unshared slot.
6519 (VALUED_RECURSED_INTO): New.
6520 (find_loc_in_1pdv): New.
6521 (struct dfset_merge): New.
6522 (insert_into_intersection): New.
6523 (intersect_loc_chains): New.
6525 (canonicalize_loc_order_check): New.
6526 (canonicalize_values_mark): New.
6527 (canonicalize_values_star): New.
6528 (variable_merge_over_cur): New.
6529 (variable_merge_over_src): New.
6530 (dataflow_set_merge): New.
6531 (dataflow_set_equiv_regs): New.
6532 (remove_duplicate_values): New.
6533 (struct dfset_post_merge): New.
6534 (variable_post_merge_new_vals): New.
6535 (variable_post_merge_perm_vals): New.
6536 (dataflow_post_merge_adjust): New.
6537 (find_mem_expr_in_1pdv): New.
6538 (dataflow_set_preserve_mem_locs): New.
6539 (dataflow_set_remove_mem_locs): New.
6540 (dataflow_set_clear_at_call): New.
6541 (onepart_variable_different_p): New.
6542 (variable_different_p): Use it.
6543 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6544 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6546 (track_loc_p): Pass it true.
6547 (struct count_use_info): New.
6548 (find_use_val): New.
6549 (replace_expr_with_values): New.
6551 (use_type): New, partially split out of...
6552 (count_uses): ... this. Count new micro-ops.
6553 (count_uses_1): Adjust.
6554 (count_stores): Adjust.
6555 (count_with_sets): New.
6556 (VAL_NEEDS_RESOLUTION): New.
6557 (VAL_HOLDS_TRACK_EXPR): New.
6558 (VAL_EXPR_IS_COPIED): New.
6559 (VAL_EXPR_IS_CLOBBERED): New.
6560 (add_uses): Adjust. Generate new micro-ops.
6561 (add_uses_1): Adjust.
6562 (add_stores): Generate new micro-ops.
6563 (add_with_sets): New.
6564 (find_src_status): Adjust.
6565 (find_src_set_src): Adjust.
6566 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6567 Handle new micro-ops. Canonicalize value equivalances.
6568 (vt_find_locations): Compute total size of hash tables for
6569 dumping. Perform merge for var-tracking-assignments. Don't
6570 disregard single-block loops.
6571 (dump_attrs_list): Handle decl_or_value.
6572 (dump_variable): Take variable. Deal with decl_or_value.
6573 (dump_variable_slot): New.
6574 (dump_vars): Use it.
6575 (dump_dataflow_sets): Adjust.
6576 (set_slot_part): New, extended to support one-part variables
6577 after splitting out of...
6578 (set_variable_part): ... this.
6579 (clobber_slot_part): New, split out of...
6580 (clobber_variable_part): ... this.
6581 (delete_slot_part): New, split out of...
6582 (delete_variable_part): .... this.
6583 (check_wrap_constant): New.
6584 (vt_expand_loc_callback): New.
6585 (vt_expand_loc): New.
6586 (emit_note_insn_var_location): Adjust. Handle values. Handle
6587 EMIT_NOTE_AFTER_CALL_INSN.
6588 (emit_notes_for_differences_1): Adjust. Handle values.
6589 (emit_notes_for_differences_2): Likewise.
6590 (emit_notes_for_differences): Adjust.
6591 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6592 Adjust. Handle new micro-ops.
6593 (vt_add_function_parameters): Adjust. Create and bind values.
6594 (vt_initialize): Adjust. Initialize scratch_regs and
6595 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6596 operations. Move some code to count_with_sets and add_with_sets.
6597 (delete_debug_insns): New.
6598 (vt_debug_insns_local): New.
6599 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6601 (var_tracking_main): If var-tracking-assignments is enabled
6602 but var-tracking isn't, delete debug insns and leave. Likewise
6603 if we exceed limits or fail the stack adjustments tests, and
6604 after all var-tracking processing.
6605 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6606 (dataflow_set): Add traversed_vars.
6607 (value_chain, const_value_chain): New typedefs.
6608 (value_chain_pool, value_chains): New variables.
6609 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6610 add_value_chains, add_cselib_value_chains, remove_value_chain,
6611 remove_value_chains, remove_cselib_value_chains): New functions.
6612 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6613 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6615 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6616 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6617 (dst_can_be_shared): New variable.
6618 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6619 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6620 different from set->vars, look up slot again instead of using the
6622 (dataflow_set_init): Initialize traversed_vars.
6623 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6624 lookup if set->vars is shared. Don't keep slot cleared before
6625 calling unshare_variable. Unshare set->vars if needed. Adjust
6626 unshare_variable callers. Clear dst_can_be_shared if needed.
6627 Even ->refcount == 1 vars must be unshared if set->vars is shared
6628 and var needs to be modified.
6629 (dataflow_set_union): Set traversed_vars during canonicalization.
6630 (VALUE_CHANGED, DECL_CHANGED): Define.
6631 (set_dv_changed, dv_changed_p): New static inlines.
6632 (track_expr_p): Clear DECL_CHANGED.
6633 (dump_dataflow_sets): Set it.
6634 (variable_was_changed): Call set_dv_changed.
6635 (emit_note_insn_var_location): Likewise.
6636 (changed_variables_stack): New variable.
6637 (check_changed_vars_1, check_changed_vars_2): New functions.
6638 (emit_notes_for_changes): Do nothing if changed_variables is
6639 empty. Traverse changed_variables with check_changed_vars_1,
6640 call check_changed_vars_2 on each changed_variables_stack entry.
6641 (emit_notes_in_bb): Add SET argument. Just clear it at the
6642 beginning, use it instead of local &set, don't destroy it at the end.
6643 (vt_emit_notes): Call dataflow_set_clear early on all
6644 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6645 computed set, dataflow_set_clear also VTI(bb)->in when we are
6646 done with the basic block. Initialize changed_variables_stack,
6647 free it afterwards. If ENABLE_CHECKING verify that after noting
6648 differences to an empty set value_chains hash table is empty.
6649 (vt_initialize): Initialize value_chains and value_chain_pool.
6650 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6651 (variable_tracking_main): Call dump_dataflow_sets before calling
6652 vt_emit_notes, not after it.
6653 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6654 (propagate_var_def_into_debug_stmts): Declare.
6655 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6656 (df_set_note): Reject debug insns.
6657 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6658 add notes to debug insns.
6659 (df_note_bb_compute): Adjust. Likewise.
6660 (df_simulate_uses): Skip debug insns.
6661 (df_simulate_initialize_backwards): Likewise.
6662 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6663 (subst_stack_regs_pat): Reject debug insns.
6664 (convert_regs_1): Handle debug insns.
6665 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6666 (print-rtl.o): Depend on cselib.h.
6667 (cselib.o): Depend on TREE_PASS_H.
6668 (var-tracking.o): Depend on cselib.h and TARGET_H.
6669 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6670 (init_ready_list): Skip boundary debug insns.
6671 (add_branch_dependences): Skip debug insns.
6672 (free_block_dependencies): Check for blocks with only debug insns.
6673 (compute_priorities): Likewise.
6674 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6675 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6677 (gimple_build_debug_bind_stat): New.
6678 (empty_body_p): Skip debug stmts.
6679 (gimple_has_side_effects): Likewise.
6680 (gimple_rhs_has_side_effects): Likewise.
6681 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6682 (gimple_build_debug_bind_stat): Declare.
6683 (gimple_build_debug_bind): Define.
6684 (is_gimple_debug): New.
6685 (gimple_debug_bind_p): New.
6686 (gimple_debug_bind_get_var): New.
6687 (gimple_debug_bind_get_value): New.
6688 (gimple_debug_bind_get_value_ptr): New.
6689 (gimple_debug_bind_set_var): New.
6690 (gimple_debug_bind_set_value): New.
6691 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6692 (gimple_debug_bind_reset_value): New.
6693 (gimple_debug_bind_has_value_p): New.
6694 (gsi_next_nondebug): New.
6695 (gsi_prev_nondebug): New.
6696 (gsi_start_nondebug_bb): New.
6697 (gsi_last_nondebug_bb): New.
6698 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6699 (print_insn): Handle DEBUG_INSN.
6700 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6701 of first insn prevail.
6702 (first_stmt): Skip debug stmts.
6703 (first_non_label_stmt): Likewise.
6704 (last_stmt): Likewise.
6705 (has_zero_uses_1): New.
6706 (single_imm_use_1): New.
6707 (verify_gimple_debug): New.
6708 (verify_types_in_gimple_stmt): Handle debug stmts.
6709 (verify_stmt): Likewise.
6710 (debug_loop_num): Skip debug stmts.
6711 (remove_edge_and_dominated_blocks): Remove dominators last.
6712 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6713 (linearize_expr): Likewise.
6714 * config/i386/i386.c (ix86_delegitimize_address): Call
6715 default implementation.
6716 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6717 (group_barrier_needed): Skip debug insns.
6718 (emit_insn_group_barriers): Likewise.
6719 (emit_all_insn_group_barriers): Likewise.
6720 (ia64_variable_issue): Handle debug insns.
6721 (ia64_dfa_new_cycle): Likewise.
6722 (final_emit_insn_group_barriers): Skip debug insns.
6723 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6724 def cfa without frame.
6725 (process_set): Likewise.
6726 (process_for_unwind_directive): Pass frame on.
6727 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6728 (rs6000_delegitimize_address): New.
6729 (rs6000_debug_adjust_cost): Handle debug insns.
6730 (is_microcoded_insn): Likewise.
6731 (is_cracked_insn): Likewise.
6732 (is_nonpipeline_insn): Likewise.
6733 (insn_must_be_first_in_group): Likewise.
6734 (insn_must_be_last_in_group): Likewise.
6735 (force_new_group): Likewise.
6736 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6737 contains only debug insns.
6738 (rtl_merge_blocks): Skip debug insns.
6739 (purge_dead_edges): Likewise.
6740 (rtl_block_ends_with_call_p): Skip debug insns.
6741 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6742 (mark_reg_dependencies): Skip debug insns.
6743 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6744 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6745 * tree-ssa-threadedge.c
6746 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6747 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6748 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6749 (copyprop_hardreg_forward_1): Handle debug insns.
6750 * reload1.c (reload): Skip debug insns. Replace unassigned
6751 pseudos in debug insns with their equivalences.
6752 (eliminate_regs_in_insn): Skip debug insns.
6753 (emit_input_reload_insns): Skip debug insns at first, adjust
6755 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6756 (get_indirect_ref_operands): Pass opf_no_vops on.
6757 (get_expr_operands): Likewise. Skip debug stmts.
6758 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6760 2009-09-01 Richard Henderson <rth@redhat.com>
6762 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6763 stmt_ends_pp_p statements at least once.
6764 * tree-vrp.c (vrp_initialize): Likewise.
6765 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6767 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6770 Fix AIX bootstrap after PR debug/30161
6771 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6772 that is a GNU extension.
6773 (tmpl_value_parm_die_table): Move the definition of this global
6774 outside #ifdef DWARF2_DEBUGGING_INFO region.
6776 2009-09-01 Richard Guenther <rguenther@suse.de>
6778 * tree.c (tree_expr_size): New function.
6779 * tree.h (tree_expr_size): Declare.
6780 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6781 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6782 * langhooks.c (lhd_expr_size): Remove.
6783 * langhooks.h (struct lang_hooks): Remove expr_size.
6784 * explow.c (expr_size): Use tree_expr_size.
6785 (int_expr_size): Likewise.
6786 * langhooks-def.h (lhd_expr_size): Remove.
6787 (LANG_HOOKS_EXPR_SIZE): Likewise.
6788 (LANG_HOOKS_INITIALIZER): Adjust.
6790 2009-09-01 Richard Guenther <rguenther@suse.de>
6792 * tree-flow.h (mark_addressable): Move declaration ...
6793 * tree.h (mark_addressable): ... here.
6794 * stmt.c (expand_asm_operands): Use mark_addressable, not
6795 lang_hooks.mark_addressable.
6796 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6797 LANG_HOOKS_MARK_ADDRESSABLE.
6798 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6799 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6801 2009-08-31 Chris Demetriou <cgd@google.com>
6803 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6804 vectorize if not TARGET_SSE2.
6806 2009-08-31 DJ Delorie <dj@redhat.com>
6808 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6809 registers if no coprocessor is enabled.
6811 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6814 * cgraph.h (cgraph_get_node): Declare ...
6815 * cgraph.c (cgraph_get_node): ... new function.
6816 * dwarf2out.c (gen_generic_params_dies,
6817 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6818 make_ith_pack_parameter_name,
6819 append_entry_to_tmpl_value_parm_die_table,
6820 gen_remaining_tmpl_value_param_die_attribute): New functions.
6821 (gen_subprogram_die): Generate debug info for template parameters
6822 if debug info level is higher than DINFO_LEVEL_TERSE.
6823 Use tree_add_const_value_attribute_for_decl instead of
6824 tree_add_const_value_attribute.
6825 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6826 instead of tree_add_const_value_attribute.
6827 (gen_struct_or_union_type_die): Generate debug
6828 info for template parameters if debug info level is higher than
6830 (tree_add_const_value_attribute): Handle integral and pointer
6831 constants. Update comment.
6832 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6833 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6834 (reference_to_unused): Fix thinko. Remove redundant predicates from
6836 (tree_add_const_value_attribute): Make this work for constant
6838 tree_add_const_value_attribute_for_decl is to be used for variable
6840 (add_location_or_const_value_attribute): Use
6841 tree_add_const_value_attribute_for_decl now.
6842 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6843 DW_TAG_template_value_param DIEs after function DIEs have been
6845 * langhooks.h (lang_hooks_for_types): Add
6846 get_argument_pack_elems.
6847 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6848 (lang_hooks): Added get_innermost_generic_parms,
6849 get_innermost_generic_args.
6850 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6851 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6852 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6853 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6855 2009-08-31 DJ Delorie <dj@redhat.com>
6857 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6858 it once we start generating the prologue or epilogue.
6859 (mep_call_saves_register): If the frame is locked, re-use
6861 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6862 (mep_expand_prologue): Call it.
6863 (mep_expand_epilogue): Likewise.
6864 (mep_start_function): Use the same logic as mep_expand_prologue.
6865 (mep_pass_by_reference): Make logic more readable.
6866 (mep_return_in_memory): Zero-sized objects are passed in memory.
6867 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6869 2009-08-31 Richard Guenther <rguenther@suse.de>
6871 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6872 to query if the memory regions for memmove overlap.
6873 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6874 asserts on pointers, instead deal with odd trees.
6875 (ptr_derefs_may_alias_p): Likewise.
6876 (refs_may_alias_p_1): Constructor bases also never alias.
6878 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6880 * doc/install.texi (Final install): Adjust reference on where to
6881 order printed manuals.
6883 2009-08-30 Olivier Hainque <hainque@adacore.com>
6885 * dwarf2out.c (switch_to_frame_table_section): Move
6886 definition prior to first use.
6888 2009-08-30 Richard Guenther <rguenther@suse.de>
6890 PR tree-optimization/41186
6891 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6892 (ao_ref_init_from_ptr_and_size): New function.
6893 (ref_maybe_used_by_call_p_1): Be more precise tracking
6894 used ranges for builtin functions.
6895 (ref_maybe_used_by_call_p): Adjust.
6896 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6897 ranges for builtin functions.
6898 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6900 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6903 * fwprop.c (get_reg_use_in): Delete.
6904 (free_load_extend): New function.
6905 (forward_propagate_subreg): Use it.
6907 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6909 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6911 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6914 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6917 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6919 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6920 fini or fini_array section.
6922 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6924 * graphite-dependences.c (graphite_legal_transform_bb): Call
6925 pbb_remove_duplicate_pdrs.
6926 * graphite-poly.c (can_collapse_pdr): Removed.
6927 (pdr_find_duplicate): Removed.
6928 (can_collapse_pdrs): New.
6929 (pbb_remove_duplicate_pdrs): New.
6930 (new_poly_dr): Do not look for duplicates.
6931 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6932 (PBB_PDR_DUPLICATES_REMOVED): New.
6933 (pbb_remove_duplicate_pdrs): Declared.
6935 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6937 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6938 the strides by multiplying by PDR_NB_REFS.
6939 * graphite-poly.c (can_collapse_pdr): New.
6940 (pdr_find_duplicate): New.
6941 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6942 Initialize PDR_NB_REFS.
6943 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6945 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6947 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6950 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6953 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6955 * graphite-dependences.c (pddr_original_scattering): Return NULL
6956 for read-read dependence relations.
6957 * graphite-poly.h (enum poly_dr_type): Fix comment.
6960 (pdr_may_write_p): New.
6962 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6964 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6965 (struct poly_dr): Same.
6966 (new_poly_dr): Same.
6967 * graphite-poly.c (new_poly_dr): Same.
6968 * graphite-dependences.c (dot_deps): Disable call to system.
6970 2009-08-28 Cary Coutant <ccoutant@google.com>
6973 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6974 struct/union/enum types local to a function.
6976 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6977 Sebastian Pop <sebastian.pop@amd.com>
6979 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6980 pbb_strip_mine_time_depth. Changed the implementation so that
6981 transformation is expressed as a transformation on
6982 time (scatttering) dimensions. Also, ensures that the 2d+1
6983 scheduling format is preserved.
6984 (pbb_strip_mine_profitable_p): Profitability is based on the
6985 iteration number of a given time (scattering) dimension,
6986 and not on a original loop depth dimension.
6987 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6988 (pbb_do_strip_mine): Call psct_dynamic_dim.
6989 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6990 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6991 (pbb_nb_dynamic_scattering_transform): New.
6992 (psct_dynamic_dim): New.
6994 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6996 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6997 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6998 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6999 * graphite-interchange.c (build_linearized_memory_access): Same.
7000 (memory_stride_in_loop): Same.
7002 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7004 * graphite-dependences.c (pddr_original_scattering): New.
7005 (graphite_legal_transform_dr): Call pddr_original_scattering.
7008 * graphite-dependences.h (dot_deps): Declared.
7009 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
7010 (print_pdr): Print PDR_ID.
7011 * graphite-poly.h (struct poly_dr): Add field id.
7014 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
7016 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7018 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
7019 not delete the original dependence relation.
7021 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7023 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
7024 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
7025 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
7026 (free_poly_ddr): New.
7027 (pddr_is_empty): New.
7028 (dependence_polyhedron_1): Now returns a poly_ddr_p.
7029 (dependence_polyhedron): Same. Remove useless gcc_assert.
7031 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
7032 (graphite_carried_dependence_level_k): Call pddr_is_empty.
7033 * graphite-dependences.h (enum poly_dependence_kind): New.
7034 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
7035 (PDRP_SOURCE): Renamed PDDR_SOURCE.
7036 (PDRP_SINK): Renamed PDDR_SINK.
7037 (PDRP_DDP): Renamed PDDR_DDP.
7039 (free_poly_ddr): Declared.
7040 * graphite-poly.c (new_scop): Use the new hash function names.
7041 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
7042 into original_pddrs.
7043 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
7045 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7047 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
7048 bounds with LT_EXPR to make niter analysis more precise on code
7049 generated by Graphite.
7051 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7053 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
7054 (graphite_legal_transform_bb): Same.
7055 (poly_drs_may_alias_p): Same.
7057 2009-08-28 Richard Guenther <rguenther@suse.de>
7059 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
7061 2009-08-28 Jan Beulich <jbeulich@novell.com>
7063 * config/i386/netware.c: Include langhooks.h.
7064 (i386_nlm_encode_section_info): Simplify.
7065 (netware_override_options): Delete.
7066 * config/i386/netware.h (netware_override_options): Delete
7068 (OVERRIDE_OPTIONS): Delete definition.
7069 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7070 (ASM_COMMENT_START): Define.
7071 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
7073 2009-08-28 Jan Beulich <jbeulich@novell.com>
7075 * configure.ac: For in-tree ld, do a plain version check to
7076 determine whether comdat groups are supported.
7077 * configure: Regenerate.
7079 2009-08-28 Olivier Hainque <hainque@adacore.com>
7081 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
7082 always defined. Reflect definition or absence of such for
7083 COLLECT_EXPORT_LIST. Readability helper.
7084 (scanfilter): New enum, to help control what symbols
7085 are to be considered or ignored by scan_prog_file.
7086 (enum pass): Rename as "scanpass", moved together with scanfilter
7087 prior to scan_prog_file's prototype.
7088 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
7089 Group prototype with the scanpass/scanfilter definitions, factorize
7090 head comments for the several implementations at the prototype.
7091 (main): Reorganize the first pass link control to let AIX
7092 drag only the needed frame tables in executables. Prevent
7093 frame tables collection during the scan aimed at static ctors.
7094 Pre-link and scan for frame tables later to compensate.
7095 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
7096 A C statement to issue assembly directives that create a reference
7097 to the given DWARF table identifier label from the current function
7099 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
7100 to differentiate first time section entry. Only emit a .data
7101 tables start identifier label the first time around.
7102 (switch_to_frame_table_section): New function. Helper for
7103 output_call_frame_info to switch possibly BACK into the eh_frame
7104 or the debug_frame section depending on FOR_EH.
7105 (output_call_frame_info): Use helper to first enter the proper
7107 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
7108 emit a link to the frame table start label from each function
7110 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7111 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
7112 * config/rs6000/rs6000-protos.h: Declare it.
7113 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
7115 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7117 * config/sh/sh.c (split_branches): Check the result of
7120 2009-08-27 Steve Ellcey <sje@cup.hp.com>
7122 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
7123 using -pthread -fopenmp
7125 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7127 * doc/service.texi (service directory): Update URL.
7129 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
7131 PR rtl-optimization/40861
7132 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
7133 extract word from a multi-word subreg for negative byte positions.
7135 2009-08-27 Tristan Gingold <gingold@adacore.com>
7136 Douglas B Rupp <rupp@gnat.com>
7138 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
7139 (SECTION_VMS_OVERLAY): Define.
7140 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
7142 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
7144 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
7145 common_object declarations.
7146 (ia64_section_type_flags): Set section flag for common_object.
7147 * config/ia64/ia64-protos.h
7148 (ia64_vms_output_aligned_decl_common): Declare.
7149 (ia64_vms_elf_asm_named_section): Declare.
7151 2009-08-27 Michael Matz <matz@suse.de>
7153 * expr.c (expand_expr_real_2): New function taking exploded
7154 unary or binary expression, split out from ...
7155 (expand_expr_real_1): ... here. Move over all unary/binary
7156 switch parts to above function, in particular these codes:
7157 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
7158 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
7159 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
7160 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
7161 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
7162 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
7163 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
7164 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
7165 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
7166 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
7167 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
7168 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
7169 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
7170 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
7171 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
7172 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
7173 VEC_PACK_FIX_TRUNC_EXPR.
7174 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
7177 2009-08-27 Richard Guenther <rguenther@suse.de>
7179 * gengtype.c (main): Handle uint64_t.
7180 * ipa-utils.c (get_base_var): Indent properly.
7181 * tree-ssa-live.c (debug_scope_block): New function.
7182 * tree-flow.h (debug_scope_block): Declare.
7183 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
7184 * basic-block.h (enum profile_status): Rename to
7185 enum profile_status_d.
7186 (x_profile_status): Adjust type.
7188 2009-08-27 Dodji Seketeli <dodji@redhat.com>
7191 * dwarf2out.c (get_context_die): Declare this static function.
7192 (gen_type_die_with_usage): Make sure a DIE is a generated for
7193 the context of a typedef.
7195 2009-08-26 Anatoly Sokolov <aesok@post.ru>
7197 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
7200 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7202 * config/mips/mips-protos.h (mips_output_sync): Declare.
7203 (mips_sync_loop_insns): Likewise.
7204 (mips_output_sync_loop): Replace first two parameters with an rtx.
7205 * config/mips/mips.c (mips_multi_member): New structure.
7206 (mips_multi_members): New variable.
7207 (mips_multi_start): New function.
7208 (mips_multi_add): Likewise.
7209 (mips_multi_add_insn): Likewise.
7210 (mips_multi_add_label): Likewise.
7211 (mips_multi_last_index): Likewise.
7212 (mips_multi_copy_insn): Likewise.
7213 (mips_multi_set_operand): Likewise.
7214 (mips_multi_write): Likewise.
7215 (mips_print_operand_punctuation): Remove '%|' and '%-'.
7216 (mips_init_print_operand_punct): Update accordingly.
7217 (mips_start_ll_sc_sync_block): New function.
7218 (mips_end_ll_sc_sync_block): Likewise.
7219 (mips_output_sync): Likewise.
7220 (mips_sync_insn1_template): Likewise.
7221 (mips_sync_insn2_template): Likewise.
7222 (mips_get_sync_operand): Likewise.
7223 (mips_process_sync_loop): Likewise.
7224 (mips_output_sync_loop): Use mips_process_sync_loop.
7225 (mips_sync_loop_insns): New function.
7226 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
7227 (MIPS_COMPARE_AND_SWAP_12): Likewise.
7228 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
7229 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
7230 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
7231 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
7232 (MIPS_SYNC_OLD_OP_12): Likewise.
7233 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
7234 (MIPS_SYNC_NEW_OP_12): Likewise.
7235 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
7236 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
7237 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
7238 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
7239 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
7240 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
7241 * config/mips/mips.md (sync_mem): New attribute.
7242 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
7243 (sync_exclusive_mask, sync_required_oldval): Likewise.
7244 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
7245 (sync_release_barrier): Likewise.
7246 (length): Handle sync loops.
7247 (sync): Use mips_output_sync.
7248 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
7249 (sync_compare_and_swap<mode>): Set the new sync_* attributes
7250 and use mips_output_sync_loop.
7251 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
7252 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
7253 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
7254 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
7255 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
7256 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
7257 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
7258 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
7259 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
7261 2009-08-26 Richard Guenther <rguenther@suse.de>
7264 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
7265 the types to not match.
7266 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
7268 * tree-ssa.c (useless_type_conversion_p): Conversions to
7269 pointers to unprototyped functions are useless.
7271 2009-08-26 Richard Guenther <rguenther@suse.de>
7273 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
7274 whole-program condition, prepare to be called for non-globals.
7275 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
7276 params build a representative with known type and track its fields.
7278 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
7280 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
7281 clearing by a taken branch.
7282 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
7283 effectively after bbro pass.
7284 (sync_nand<mode>): Ditto.
7285 (sync_old_<fetchop_name><mode>): Ditto.
7286 (sync_old_nand<mode>): Ditto.
7287 (sync_new_<fetchop_name><mode>): Dito.
7288 (sync_new_nand<mode>): Ditto.
7289 (sync_compare_and_swap<mode>_1): Ditto.
7290 (*sync_compare_and_swap<mode>): Ditto.
7291 (sync_lock_test_and_set<mode>_1): Ditto.
7292 ("sync_lock_test_and_set<mode>): Ditto.
7294 2009-08-25 Douglas B Rupp <rupp@gnat.com>
7296 * hwint.h (HOST_LONG_FORMAT): New macro
7297 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
7298 Use HOST_PTR_PRINTF.
7299 * system.h (HOST_PTR_PRINTF): Resurrect old macro
7300 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
7301 (HOST_PTR_PRINTF): Document.
7303 2009-08-25 Jan Hubicka <jh@suse.cz>
7305 * config/i386/bmmintrin.h: Replace by #error.
7308 Michael Meissner <michael.meissner@amd.com>
7309 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7310 Tony Linthicum <tony.linthicum@amd.com>
7312 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7313 (TARGET_ROUND): New macro for the round/ptest instructions which
7314 are shared between SSE4.1 and SSE5.
7315 (OPTION_MASK_ISA_ROUND): Ditto.
7316 (OPTION_ISA_ROUND): Ditto.
7317 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7318 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7320 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7321 (-mfused-madd): New switch to give users control over whether the
7322 compiler optimizes to use the multiply/add SSE5 instructions.
7324 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7325 (ix86_handle_option): Turn off 3dnow if -msse5.
7326 (override_options): Add SSE5 support.
7327 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7329 (ix86_expand_sse_movcc): Add SSE5 support.
7330 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7331 vector type to the next largest size.
7332 (ix86_expand_sse5_pack): New function to use pperm to pack a
7333 vector type to the next smallest size.
7334 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7335 (IX86_BUILTIN_FMADDSD): Ditto.
7336 (IX86_BUILTIN_FMADDPS): Ditto.
7337 (IX86_BUILTIN_FMADDPD): Ditto.
7338 (IX86_BUILTIN_FMSUBSS): Ditto.
7339 (IX86_BUILTIN_FMSUBSD): Ditto.
7340 (IX86_BUILTIN_FMSUBPS): Ditto.
7341 (IX86_BUILTIN_FMSUBPD): Ditto.
7342 (IX86_BUILTIN_FNMADDSS): Ditto.
7343 (IX86_BUILTIN_FNMADDSD): Ditto.
7344 (IX86_BUILTIN_FNMADDPS): Ditto.
7345 (IX86_BUILTIN_FNMADDPD): Ditto.
7346 (IX86_BUILTIN_FNMSUBSS): Ditto.
7347 (IX86_BUILTIN_FNMSUBSD): Ditto.
7348 (IX86_BUILTIN_FNMSUBPS): Ditto.
7349 (IX86_BUILTIN_FNMSUBPD): Ditto.
7350 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7351 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7352 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7353 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7354 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7355 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7356 (IX86_BUILTIN_PPERM): Ditto.
7357 (IX86_BUILTIN_PERMPS): Ditto.
7358 (IX86_BUILTIN_PERMPD): Ditto.
7359 (IX86_BUILTIN_PMACSSWW): Ditto.
7360 (IX86_BUILTIN_PMACSWW): Ditto.
7361 (IX86_BUILTIN_PMACSSWD): Ditto.
7362 (IX86_BUILTIN_PMACSWD): Ditto.
7363 (IX86_BUILTIN_PMACSSDD): Ditto.
7364 (IX86_BUILTIN_PMACSDD): Ditto.
7365 (IX86_BUILTIN_PMACSSDQL): Ditto.
7366 (IX86_BUILTIN_PMACSSDQH): Ditto.
7367 (IX86_BUILTIN_PMACSDQL): Ditto.
7368 (IX86_BUILTIN_PMACSDQH): Ditto.
7369 (IX86_BUILTIN_PMADCSSWD): Ditto.
7370 (IX86_BUILTIN_PMADCSWD): Ditto.
7371 (IX86_BUILTIN_PHADDBW): Ditto.
7372 (IX86_BUILTIN_PHADDBD): Ditto.
7373 (IX86_BUILTIN_PHADDBQ): Ditto.
7374 (IX86_BUILTIN_PHADDWD): Ditto.
7375 (IX86_BUILTIN_PHADDWQ): Ditto.
7376 (IX86_BUILTIN_PHADDDQ): Ditto.
7377 (IX86_BUILTIN_PHADDUBW): Ditto.
7378 (IX86_BUILTIN_PHADDUBD): Ditto.
7379 (IX86_BUILTIN_PHADDUBQ): Ditto.
7380 (IX86_BUILTIN_PHADDUWD): Ditto.
7381 (IX86_BUILTIN_PHADDUWQ): Ditto.
7382 (IX86_BUILTIN_PHADDUDQ): Ditto.
7383 (IX86_BUILTIN_PHSUBBW): Ditto.
7384 (IX86_BUILTIN_PHSUBWD): Ditto.
7385 (IX86_BUILTIN_PHSUBDQ): Ditto.
7386 (IX86_BUILTIN_PROTB): Ditto.
7387 (IX86_BUILTIN_PROTW): Ditto.
7388 (IX86_BUILTIN_PROTD): Ditto.
7389 (IX86_BUILTIN_PROTQ): Ditto.
7390 (IX86_BUILTIN_PROTB_IMM): Ditto.
7391 (IX86_BUILTIN_PROTW_IMM): Ditto.
7392 (IX86_BUILTIN_PROTD_IMM): Ditto.
7393 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7394 (IX86_BUILTIN_PSHLB): Ditto.
7395 (IX86_BUILTIN_PSHLW): Ditto.
7396 (IX86_BUILTIN_PSHLD): Ditto.
7397 (IX86_BUILTIN_PSHLQ): Ditto.
7398 (IX86_BUILTIN_PSHAB): Ditto.
7399 (IX86_BUILTIN_PSHAW): Ditto.
7400 (IX86_BUILTIN_PSHAD): Ditto.
7401 (IX86_BUILTIN_PSHAQ): Ditto.
7402 (IX86_BUILTIN_FRCZSS): Ditto.
7403 (IX86_BUILTIN_FRCZSD): Ditto.
7404 (IX86_BUILTIN_FRCZPS): Ditto.
7405 (IX86_BUILTIN_FRCZPD): Ditto.
7406 (IX86_BUILTIN_CVTPH2PS): Ditto.
7407 (IX86_BUILTIN_CVTPS2PH): Ditto.
7408 (IX86_BUILTIN_COMEQSS): Ditto.
7409 (IX86_BUILTIN_COMNESS): Ditto.
7410 (IX86_BUILTIN_COMLTSS): Ditto.
7411 (IX86_BUILTIN_COMLESS): Ditto.
7412 (IX86_BUILTIN_COMGTSS): Ditto.
7413 (IX86_BUILTIN_COMGESS): Ditto.
7414 (IX86_BUILTIN_COMUEQSS): Ditto.
7415 (IX86_BUILTIN_COMUNESS): Ditto.
7416 (IX86_BUILTIN_COMULTSS): Ditto.
7417 (IX86_BUILTIN_COMULESS): Ditto.
7418 (IX86_BUILTIN_COMUGTSS): Ditto.
7419 (IX86_BUILTIN_COMUGESS): Ditto.
7420 (IX86_BUILTIN_COMORDSS): Ditto.
7421 (IX86_BUILTIN_COMUNORDSS): Ditto.
7422 (IX86_BUILTIN_COMFALSESS): Ditto.
7423 (IX86_BUILTIN_COMTRUESS): Ditto.
7424 (IX86_BUILTIN_COMEQSD): Ditto.
7425 (IX86_BUILTIN_COMNESD): Ditto.
7426 (IX86_BUILTIN_COMLTSD): Ditto.
7427 (IX86_BUILTIN_COMLESD): Ditto.
7428 (IX86_BUILTIN_COMGTSD): Ditto.
7429 (IX86_BUILTIN_COMGESD): Ditto.
7430 (IX86_BUILTIN_COMUEQSD): Ditto.
7431 (IX86_BUILTIN_COMUNESD): Ditto.
7432 (IX86_BUILTIN_COMULTSD): Ditto.
7433 (IX86_BUILTIN_COMULESD): Ditto.
7434 (IX86_BUILTIN_COMUGTSD): Ditto.
7435 (IX86_BUILTIN_COMUGESD): Ditto.
7436 (IX86_BUILTIN_COMORDSD): Ditto.
7437 (IX86_BUILTIN_COMUNORDSD): Ditto.
7438 (IX86_BUILTIN_COMFALSESD): Ditto.
7439 (IX86_BUILTIN_COMTRUESD): Ditto.
7440 (IX86_BUILTIN_COMEQPS): Ditto.
7441 (IX86_BUILTIN_COMNEPS): Ditto.
7442 (IX86_BUILTIN_COMLTPS): Ditto.
7443 (IX86_BUILTIN_COMLEPS): Ditto.
7444 (IX86_BUILTIN_COMGTPS): Ditto.
7445 (IX86_BUILTIN_COMGEPS): Ditto.
7446 (IX86_BUILTIN_COMUEQPS): Ditto.
7447 (IX86_BUILTIN_COMUNEPS): Ditto.
7448 (IX86_BUILTIN_COMULTPS): Ditto.
7449 (IX86_BUILTIN_COMULEPS): Ditto.
7450 (IX86_BUILTIN_COMUGTPS): Ditto.
7451 (IX86_BUILTIN_COMUGEPS): Ditto.
7452 (IX86_BUILTIN_COMORDPS): Ditto.
7453 (IX86_BUILTIN_COMUNORDPS): Ditto.
7454 (IX86_BUILTIN_COMFALSEPS): Ditto.
7455 (IX86_BUILTIN_COMTRUEPS): Ditto.
7456 (IX86_BUILTIN_COMEQPD): Ditto.
7457 (IX86_BUILTIN_COMNEPD): Ditto.
7458 (IX86_BUILTIN_COMLTPD): Ditto.
7459 (IX86_BUILTIN_COMLEPD): Ditto.
7460 (IX86_BUILTIN_COMGTPD): Ditto.
7461 (IX86_BUILTIN_COMGEPD): Ditto.
7462 (IX86_BUILTIN_COMUEQPD): Ditto.
7463 (IX86_BUILTIN_COMUNEPD): Ditto.
7464 (IX86_BUILTIN_COMULTPD): Ditto.
7465 (IX86_BUILTIN_COMULEPD): Ditto.
7466 (IX86_BUILTIN_COMUGTPD): Ditto.
7467 (IX86_BUILTIN_COMUGEPD): Ditto.
7468 (IX86_BUILTIN_COMORDPD): Ditto.
7469 (IX86_BUILTIN_COMUNORDPD): Ditto.
7470 (IX86_BUILTIN_COMFALSEPD): Ditto.
7471 (IX86_BUILTIN_COMTRUEPD): Ditto.
7472 (IX86_BUILTIN_PCOMEQUB): Ditto.
7473 (IX86_BUILTIN_PCOMNEUB): Ditto.
7474 (IX86_BUILTIN_PCOMLTUB): Ditto.
7475 (IX86_BUILTIN_PCOMLEUB): Ditto.
7476 (IX86_BUILTIN_PCOMGTUB): Ditto.
7477 (IX86_BUILTIN_PCOMGEUB): Ditto.
7478 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7479 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7480 (IX86_BUILTIN_PCOMEQUW): Ditto.
7481 (IX86_BUILTIN_PCOMNEUW): Ditto.
7482 (IX86_BUILTIN_PCOMLTUW): Ditto.
7483 (IX86_BUILTIN_PCOMLEUW): Ditto.
7484 (IX86_BUILTIN_PCOMGTUW): Ditto.
7485 (IX86_BUILTIN_PCOMGEUW): Ditto.
7486 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7487 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7488 (IX86_BUILTIN_PCOMEQUD): Ditto.
7489 (IX86_BUILTIN_PCOMNEUD): Ditto.
7490 (IX86_BUILTIN_PCOMLTUD): Ditto.
7491 (IX86_BUILTIN_PCOMLEUD): Ditto.
7492 (IX86_BUILTIN_PCOMGTUD): Ditto.
7493 (IX86_BUILTIN_PCOMGEUD): Ditto.
7494 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7495 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7496 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7497 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7498 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7499 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7500 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7501 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7502 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7503 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7504 (IX86_BUILTIN_PCOMEQB): Ditto.
7505 (IX86_BUILTIN_PCOMNEB): Ditto.
7506 (IX86_BUILTIN_PCOMLTB): Ditto.
7507 (IX86_BUILTIN_PCOMLEB): Ditto.
7508 (IX86_BUILTIN_PCOMGTB): Ditto.
7509 (IX86_BUILTIN_PCOMGEB): Ditto.
7510 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7511 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7512 (IX86_BUILTIN_PCOMEQW): Ditto.
7513 (IX86_BUILTIN_PCOMNEW): Ditto.
7514 (IX86_BUILTIN_PCOMLTW): Ditto.
7515 (IX86_BUILTIN_PCOMLEW): Ditto.
7516 (IX86_BUILTIN_PCOMGTW): Ditto.
7517 (IX86_BUILTIN_PCOMGEW): Ditto.
7518 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7519 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7520 (IX86_BUILTIN_PCOMEQD): Ditto.
7521 (IX86_BUILTIN_PCOMNED): Ditto.
7522 (IX86_BUILTIN_PCOMLTD): Ditto.
7523 (IX86_BUILTIN_PCOMLED): Ditto.
7524 (IX86_BUILTIN_PCOMGTD): Ditto.
7525 (IX86_BUILTIN_PCOMGED): Ditto.
7526 (IX86_BUILTIN_PCOMFALSED): Ditto.
7527 (IX86_BUILTIN_PCOMTRUED): Ditto.
7528 (IX86_BUILTIN_PCOMEQQ): Ditto.
7529 (IX86_BUILTIN_PCOMNEQ): Ditto.
7530 (IX86_BUILTIN_PCOMLTQ): Ditto.
7531 (IX86_BUILTIN_PCOMLEQ): Ditto.
7532 (IX86_BUILTIN_PCOMGTQ): Ditto.
7533 (IX86_BUILTIN_PCOMGEQ): Ditto.
7534 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7535 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7536 (enum multi_arg_type): New enum for describing the various SSE5
7537 intrinsic argument types.
7538 (bdesc_multi_arg): New table for SSE5 intrinsics.
7539 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7540 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7542 (ix86_expand_builtin): Add SSE5 intrinsic support.
7543 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7544 operand instructions.
7545 (ix86_expand_sse5_multiple_memory): New function to split the
7546 second memory reference from SSE5 instructions.
7547 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7548 (ix86_return_pops_args): Use stdarg_p to determine if the function
7549 has variable arguments.
7550 (ix86_setup_incoming_varargs): Ditto.
7551 (x86_this_parameter): Ditto.
7553 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7555 (ix86_expand_sse5_pack): Ditto.
7556 (ix86_sse5_valid_op_p): Ditto.
7557 (ix86_expand_sse5_multiple_memory): Ditto.
7559 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7560 constant for SSE5 support.
7561 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7562 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7563 (UNSPEC_SSE5_PERMUTE): Ditto.
7564 (UNSPEC_SSE5_ASHIFT): Ditto.
7565 (UNSPEC_SSE5_LSHIFT): Ditto.
7566 (UNSPEC_FRCZ): Ditto.
7567 (UNSPEC_CVTPH2PS): Ditto.
7568 (UNSPEC_CVTPS2PH): Ditto.
7569 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7571 (COM_FALSE_S): Ditto.
7572 (COM_FALSE_P): Ditto.
7573 (COM_TRUE_S): Ditto.
7574 (COM_TRUE_P): Ditto.
7575 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7576 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7578 (memory attribute): Ditto.
7579 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7580 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7581 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7582 (floor<mode>2): Ditto.
7583 (ceil<mode>2): Ditto.
7584 (btrunc<mode>2): Ditto.
7585 (nearbyintdf2): Ditto.
7586 (nearbyintsf2): Ditto.
7587 (sse_setccsf): Disable if SSE5.
7588 (sse_setccdf): Ditto.
7589 (sse5_setcc<mode>): New support for SSE5 conditional move.
7590 (sse5_pcmov_<mode>): Ditto.
7592 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7594 (SSEMODEF2P): Ditto.
7595 (ssemodesuffixf4): New mode attribute for SSE5.
7596 (ssemodesuffixf2s): Ditto.
7597 (ssemodesuffixf2c): Ditto.
7598 (sserotatemax): Ditto.
7599 (ssescalarmode): Ditto.
7600 (sse_maskcmpv4sf3): Disable if SSE5.
7601 (sse_maskcmpv2df3): Ditto.
7602 (sse_vmmaskcmpv4sf3): Ditto.
7603 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7604 (sse5_vmfmadd<mode>4): Ditto.
7605 (sse5_fmsub<mode>4): Ditto.
7606 (sse5_vmfmsub<mode>4): Ditto.
7607 (sse5_fnmadd<mode>4): Ditto.
7608 (sse5_vmfnmadd<mode>4): Ditto.
7609 (sse5_fnmsub<mode>4): Ditto.
7610 (sse5_vmfnmsub<mode>4): Ditto.
7611 (sse5i_fmadd<mode>4): Ditto.
7612 (sse5i_fmsub<mode>4): Ditto.
7613 (sse5i_fnmadd<mode>4): Ditto.
7614 (sse5i_fnmsub<mode>4): Ditto.
7615 (sse5i_vmfmadd<mode>4): Ditto.
7616 (sse5i_vmfmsub<mode>4): Ditto.
7617 (sse5i_vmfnmadd<mode>4): Ditto.
7618 (sse5i_vmfnmsub<mode>4): Ditto.
7619 (mulv16qi3): Add SSE5 support.
7621 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7622 (sse2_mulv4si3): Disable if SSE5.
7623 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7624 (sse4_1_roundps): Ditto.
7625 (sse4_1_roundsd): Ditto.
7626 (sse4_1_roundss): Ditto.
7627 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7629 (sse_maskcmpsf3): Ditto.
7630 (sse_vmmaskcmpv4sf3): Ditto.
7631 (sse2_maskcmpv2df3): Ditto.
7632 (sse2_maskcmpdf3): Ditto.
7633 (sse2_vmmaskcmpv2df3): Ditto.
7634 (sse2_eq<mode>3): Ditto.
7635 (sse2_gt<mode>3): Ditto.
7636 (sse5_pcmov_<mode>): Add SSE5 support.
7637 (vec_unpacku_hi_v16qi): Ditto.
7638 (vec_unpacks_hi_v16qi): Ditto.
7639 (vec_unpacku_lo_v16qi): Ditto.
7640 (vec_unpacks_lo_v16qi): Ditto.
7641 (vec_unpacku_hi_v8hi): Ditto.
7642 (vec_unpacks_hi_v8hi): Ditto.
7643 (vec_unpacku_lo_v8hi): Ditto.
7644 (vec_unpacks_lo_v8hi): Ditto.
7645 (vec_unpacku_hi_v4si): Ditto.
7646 (vec_unpacks_hi_v4si): Ditto.
7647 (vec_unpacku_lo_v4si): Ditto.
7648 (vec_unpacks_lo_v4si): Ditto.
7649 (sse5_pmacsww): New SSE5 intrinsic insn.
7650 (sse5_pmacssww): Ditto.
7651 (sse5_pmacsdd): Ditto.
7652 (sse5_pmacssdd): Ditto.
7653 (sse5_pmacssdql): Ditto.
7654 (sse5_pmacssdqh): Ditto.
7655 (sse5_pmacsdqh): Ditto.
7656 (sse5_pmacsswd): Ditto.
7657 (sse5_pmacswd): Ditto.
7658 (sse5_pmadcsswd): Ditto.
7659 (sse5_pmadcswd): Ditto.
7660 (sse5_pcmov_<move>): Conditional move support on SSE5.
7661 (sse5_phaddbw): New SSE5 intrinsic insn.
7662 (sse5_phaddbd): Ditto.
7663 (sse5_phaddbq): Ditto.
7664 (sse5_phaddwd): Ditto.
7665 (sse5_phaddwq): Ditto.
7666 (sse5_phadddq): Ditto.
7667 (sse5_phaddubw): Ditto.
7668 (sse5_phaddubd): Ditto.
7669 (sse5_phaddubq): Ditto.
7670 (sse5_phadduwd): Ditto.
7671 (sse5_phadduwq): Ditto.
7672 (sse5_phaddudq): Ditto.
7673 (sse5_phsubbw): Ditto.
7674 (sse5_phsubwd): Ditto.
7675 (sse5_phsubdq): Ditto.
7676 (sse5_pperm): Ditto.
7677 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7678 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7679 (sse5_pperm_sign_v8hi_v4si): Ditto.
7680 (sse5_pperm_zero_v8hi_v4si): Ditto.
7681 (sse5_pperm_sign_v4si_v2di): Ditto.
7682 (sse5_pperm_sign_v4si_v2di): Ditto.
7683 (sse5_pperm_pack_v2di_v4si): Ditto.
7684 (sse5_pperm_pack_v4si_v8hi): Ditto.
7685 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7686 (sse5_perm<mode>): New SSE5 intrinsic insn.
7687 (rotl<mode>3): Ditto.
7688 (sse5_rotl<mode>3): Ditto.
7689 (sse5_ashl<mode>3): Ditto.
7690 (sse5_lshl<mode>3): Ditto.
7691 (sse5_frcz<mode>2): Ditto.
7692 (sse5s_frcz<mode>2): Ditto.
7693 (sse5_cvtph2ps): Ditto.
7694 (sse5_cvtps2ph): Ditto.
7695 (sse5_vmmaskcmp<mode>3): Ditto.
7696 (sse5_com_tf<mode>3): Ditto.
7697 (sse5_maskcmp<mode>3): Ditto.
7698 (sse5_maskcmp_uns<mode>3): Ditto.
7699 (sse5_maskcmp_uns2<mode>3): Ditto.
7700 (sse5_pcom_tf<mode>3): Ditto.
7702 * config/i386/predicates.md (sse5_comparison_float_operator):
7703 New predicate to match the comparison operators supported by
7704 the SSE5 com instruction.
7705 (ix86_comparison_int_operator): New predicate to match just the
7706 signed int comparisons.
7707 (ix86_comparison_uns_operator): New predicate to match just the
7708 unsigned int comparisons.
7710 * doc/invoke.texi (-msse5): Add documentation.
7711 (-mfused-madd): Ditto.
7713 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7715 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7717 (x86_64-*-*): Ditto.
7719 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7721 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7722 intrinisics for SSE5.
7724 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7727 * config/i386/mmintrin-common.h: New file, to contain common
7728 instructions between SSE4.1 and SSE5.
7730 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7731 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7732 (gen_regparm_prefix): Ditto.
7734 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7735 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7736 prototype_p to determine if a function is prototyped.
7738 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7740 * c-common.c (c_common_reswords) add the alignof keyword,
7741 with same RID as __alignof and __alignof__
7743 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7745 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7746 * hooks.c (hook_bool_const_int_const_int_true): New function.
7747 * target.h (struct gcc_target): Add can_eliminate field.
7748 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7749 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7750 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7751 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7752 (elim_table): Revise comment.
7753 * system.h (CAN_ELIMINATE): Poison.
7754 * defaults.h (CAN_ELIMINATE): Remove.
7755 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7757 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7758 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7760 (alpha_vms_can_eliminate): Declare as static, change return type to
7762 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7764 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7765 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7766 (arm_can_eliminate): New function.
7768 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7769 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7770 (avr_can_eliminate): Declare as static.
7771 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7773 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7774 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7775 (bfin_can_eliminate): New function.
7777 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7778 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7779 (crx_can_eliminate): New function.
7781 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7782 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7783 (fr30_can_eliminate): New function.
7785 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7786 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7787 (frv_can_eliminate): New function.
7789 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7790 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7791 (h8300_can_eliminate): New function.
7793 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7794 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7795 (i386_can_eliminate): Declare as static, change return type to bool.
7796 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7798 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7799 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7800 (ia64_can_eliminate): New function.
7802 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7803 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7804 (iq2000_can_eliminate): New function.
7806 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7807 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7808 (m32r_can_eliminate): New function.
7810 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7811 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7812 (m68hc11_can_eliminate): New function.
7814 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7815 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7816 (m68k_can_eliminate): New function.
7818 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7819 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7820 (mep_can_eliminate): New function.
7822 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7823 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7824 (mips_can_eliminate): New function.
7826 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7827 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7828 (rs6000_can_eliminate): New function.
7830 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7831 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7832 (s390_can_eliminate): Declare as static.
7833 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7835 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7836 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7837 (score_can_eliminate): New function.
7839 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7840 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7841 (sparc_can_eliminate): Declare as static.
7842 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7844 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7845 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7846 (xstormy16_can_eliminate): New function.
7848 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7849 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7850 (v850_can_eliminate): New function.
7852 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7854 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7855 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7856 (*movdfcc_ext[1234]): Disable for IEEE mode.
7858 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7860 * gimplify.c (prepare_gimple_addressable): New static function.
7861 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7863 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7864 manually fiddling with it.
7866 2009-08-25 Michael Matz <matz@suse.de>
7868 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7869 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7871 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7872 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7873 (do_jump): Split out code for simple binary comparisons into ...
7874 (do_jump_1): ... this, taking the individual operands and code.
7875 Change callers to helper function above accordingly.
7876 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7879 2009-08-25 Michael Matz <matz@suse.de>
7881 * expr.h (struct separate_ops, sepops): New type for passing
7882 around an exploded simple expression.
7883 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7884 Use this structure instead of expression tree.
7885 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7886 expression, only its type.
7887 (expand_vec_cond_expr): Take type and individual operands instead
7889 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7890 expand_vec_shift_expr): Change prototype accordingly.
7891 * tree-vect-stmts.c (vectorizable_condition): Change call of
7892 expand_vec_cond_expr_p to pass only type.
7893 * expr.c (do_store_flags): Change prototype and implementation
7894 to take an exploded expression.
7895 (expand_expr_real_1): New local ops initialized with details
7896 of the full expression. Use it instead of full
7897 expression in calls to do_store_flags, expand_vec_cond_expr,
7898 expand_widen_pattern_expr and expand_vec_shift_expr.
7900 2009-08-25 Michael Matz <matz@suse.de>
7902 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7903 treeop2 initialized with first three operands of the full expression.
7904 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7906 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7908 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7909 (__gthread_objc_condition_allocate): Mark arguments as unused.
7910 (__gthread_objc_condition_deallocate): Likewise.
7911 (__gthread_objc_condition_wait): Likewise.
7912 (__gthread_objc_condition_broadcast): Likewise.
7913 (__gthread_objc_condition_signal): Likewise.
7914 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7915 (__gthread_objc_thread_id): Likewise.
7917 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7920 * tree-pretty-print.c (print_call_name): Print the correct call name
7921 for procedure pointer components.
7923 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7925 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7926 default_promote_function_mode when not VMS.
7928 2009-08-24 Olivier Hainque <hainque@adacore.com>
7930 * convert.c (convert_to_integer): Don't assume an input pointer is
7931 POINTER_SIZE wide. Fetch from the type instead.
7933 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7935 * configure.ac (AC_PREREQ): Bump to 2.64.
7937 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7939 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7940 (process_command): Don't search standard_exec_prefix_1 and
7941 standard_exec_prefix_2.
7943 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7945 * config/arm/arm.c (output_return_instruction): Handle for
7948 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7950 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7952 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7954 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7955 (*arm_movdf_vfp): Likewise.
7957 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7959 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7960 (vashr<mode>3): Rename from ashr<mode>3.
7961 (vlshr<mode>3): Rename from lshr<mode>3.
7963 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7966 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7967 (check_format_info_main): Use scalar_identify_flag.
7968 (check_format_types): Check for scalar size identity if
7969 scalar_identify_flag is set.
7970 (printf_length_specs): Extend by new field.
7971 (asm_fprintf_length_specs): Likewise.
7972 (gcc_diag_length_specs): Likewise.
7973 (scanf_length_specs): Likewise.
7974 (strfmon_length_specs): Likewise.
7975 (gcc_gfc_length_specs): Likewise.
7976 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7977 (ms_printf_flag_specs): Likewise.
7978 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7980 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7983 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7984 (*call_value_pop_1): Ditto.
7985 (*sibcall_pop_1): New insn pattern.
7986 (*sibcall_value_pop_1): Ditto.
7988 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7991 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7994 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7997 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7998 (get_reg_use_in): New function.
7999 (forward_propagate_subreg): Propagate through subreg of zero_extend
8002 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
8004 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
8005 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8007 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8009 * configure.ac: Remove --with-datarootdir, --with-docdir,
8010 --with-htmldir switches. No need to call AC_SUBST for
8011 datarootdir, docdir, htmldir any more.
8012 * configure: Regenerate.
8013 * doc/install.texi (Configuration): Document --datarootdir,
8014 --docdir, --htmldir, --pdfdir; update documentation for
8015 --infodir, --mandir.
8016 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
8019 * aclocal.m4: Regenerate.
8020 * config.in: Regenerate.
8021 * configure: Regenerate.
8023 2009-08-21 Douglas B Rupp <rupp@gnat.com>
8024 Olivier Hainque <hainque@adacore.com>
8026 * config/ia64/ia64.c: Include libfuncs.h.
8027 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
8028 (ia64_expand_call): Use reg 25 on VMS.
8029 (ia64_initialize_trampoline): Fix for VMS ABI.
8030 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
8031 (ia64_function_arg): Initialize reg 25 on VMS.
8032 Fix OpenVMS ABI issues for varargs.
8033 For OpenVMS, emit the Argument Information register set in the
8034 incoming/sibcall case as well.
8035 (ia64_arg_type): New function.
8036 (ia64_function_arg_advance): Keep track of cum->words.
8037 Fix OpenVMS ABI issues for varargs.
8038 (ia64_function_value): On VMS, promote mode of non-aggregate types.
8039 (ia64_override_options): Set flag_no_common on VMS.
8040 (ia64_init_builtins): Disable FWRITE builtin.
8041 (ia64_asm_output_external): Call DO_CRTL_NAMES.
8042 (ia64_vms_init_libfuncs): Add decc$ routines.
8043 (ia64_vms_valid_pointer_mode): New function.
8044 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
8045 (ia64_promote_function_mode): New function
8046 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
8047 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
8048 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8049 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
8050 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
8051 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
8052 Suppress trailing '#' if VALUE is numeric.
8053 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
8054 ia64_promote_function_mode.
8055 (TARGET_VALID_POINTER_MODE): Define.
8057 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8060 * config/rs6000/rs6000.c (rs6000_override_options): Use
8061 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
8064 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
8065 reporting of vector + decimal/boolean/complex error.
8067 2009-08-21 Jakub Jelinek <jakub@redhat.com>
8069 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
8070 __vector double TYPE_DECL.
8072 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
8074 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
8075 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
8076 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
8077 to pointer to enum machine_mode. Update all callers as needed.
8079 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
8081 * config/alpha/alpha.md (exception_receiver): Emit alternative
8082 GP load sequence if flag_reorder_blocks_and_partition is set.
8083 (*exception_receiver_2): Also enable when
8084 flag_reorder_blocks_and_partition is set.
8086 2009-08-20 Matt Rice <ratmice@gmail.com>
8087 Diego Novillo <dnovillo@google.com>
8089 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
8092 2009-08-20 Richard Guenther <rguenther@suse.de>
8094 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
8095 * c-tree.h (c_dup_lang_specific_decl): Remove.
8096 (struct lang_decl, struct lang_type): Move definitions ...
8097 * c-lang.h: ... here. New file.
8098 * c-decl.c: Include c-lang.h.
8099 (c_dup_lang_specific_decl): Remove.
8100 * c-typeck.c: Include c-lang.h.
8101 * Makefile.in (c-decl.o): Add c-lang.h dependency.
8102 (c-typeck.o): Likewise.
8103 * c-config-lang.in (gtfiles): Add c-lang.h.
8104 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
8107 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
8109 * config/alpha/alpha.c (alpha_end_function): Do not clear
8110 crtl->emit structure and free insn locators if cfun->is_thunk is true,
8111 this is now handled in generic code.
8113 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8115 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
8116 (s390_z10_fix_long_loop_prediction): New function.
8117 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
8118 (s390_reorg): Walk over the INSNs and invoke
8119 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
8121 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8123 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
8124 "*brx_64bit", "*brx_31bit"): New patterns.
8125 * config/s390/s390.c ('E'): New output modifier.
8127 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8128 Richard Earnshaw <richard.earnshaw@arm.com>
8130 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
8131 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
8133 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8135 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
8137 * pa.c (emit_move_sequence): Check if address of operand1 is valid
8138 for mode mode of operand0 when doing secondary reload for SAR.
8140 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8143 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
8144 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
8146 2009-08-19 Jason Merrill <jason@redhat.com>
8148 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
8149 supported template depth in C++0x.
8151 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8153 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
8154 free_after_compilation.
8155 * config/score/score7.c (score7_output_mi_thunk): Likewise.
8156 * config/score/score3.c (score3_output_mi_thunk): Likewise.
8157 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8158 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8159 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8160 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8161 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8163 2009-08-19 Ian Lance Taylor <iant@google.com>
8165 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
8166 of (plus (mult (neg B) C) A).
8168 2009-08-18 Michael Matz <matz@suse.de>
8170 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
8171 instead of comparing TYPE_MAIN_VARIANT for equality.
8172 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
8173 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
8174 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
8175 * gimplify.c (goa_lhs_expr_p): Ditto and use
8176 STRIP_USELESS_TYPE_CONVERSION.
8178 2009-08-18 Michael Matz <matz@suse.de>
8180 * tree-ssa-structalias.c (create_variable_info_for): Also mark
8181 first field in a struct.
8182 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
8184 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8186 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8187 locators before emit_insn is called. Remove assert that
8189 (alpha_end_function): Clear crtl->emit structure and free insn
8190 locators if cfun->is_thunk is true.
8192 2009-08-18 Jason Merrill <jason@redhat.com>
8194 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
8196 * configure.ac: Test for it.
8197 * configure, config.in: Regenerate.
8198 * doc/install.texi: Document --enable-gnu-unique-object.
8200 2009-08-18 Richard Guenther <rguenther@suse.de>
8203 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
8204 pow(x,y*z) only if x is nonnegative.
8206 2009-08-18 Jakub Jelinek <jakub@redhat.com>
8208 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
8212 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
8213 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
8215 2009-08-17 DJ Delorie <dj@redhat.com>
8217 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
8218 * config/m32c/prologue.md (epilogue_freit): New.
8220 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
8221 (bank_switch_p): Likewise.
8222 (fast_interrupt_p): Likewise.
8223 (interrupt_p): Likewise.
8224 (m32c_conditional_register_usage): Round memregs size up.
8225 (need_to_save): We only need to save $a0 when we use ENTER.
8226 (interrupt_p): Check for fast_interrupt too.
8227 (bank_switch_p): New.
8228 (fast_interrupt_p): New.
8229 (m32c_attribute_table): Add bank_switch and fast_interrupt.
8230 (m32c_emit_prolog): Support bank switching and fast interrupts.
8231 * doc/extend.texi (Function Attributes): Add bank_switch and
8234 2009-08-17 Douglas B Rupp <rupp@gnat.com>
8236 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
8237 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
8239 2009-08-16 Douglas B Rupp <rupp@gnat.com>
8241 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
8242 (menu): Add IA-64/VMS Options.
8243 (IA-64/VMS Options): Likewise.
8245 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8248 * config/mips/mips.md (*lwxs): Use :P for pointer values.
8250 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8252 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
8253 (mips_pop_asm_switch): Likewise.
8254 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
8256 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8257 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
8258 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
8259 (mips_print_operand_punctuation): Use them. Check mips_noreorder
8260 instead of set_noreorder.
8261 (mips_output_function_prologue): Use the new functions.
8262 (mips_output_function_epilogue): Likewise.
8263 (mips_need_noat_wrapper_p): New function, split out from...
8264 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
8265 Use mips_push_asm_switch and mips_pop_asm_switch.
8266 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
8267 and mips_pop_asm_switch.
8268 (ASM_OUTPUT_REG_POP): Likewise.
8269 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
8270 Use mips_pop_asm_switch.
8271 (mips_asm_switch): New structure.
8272 (set_noreorder, set_nomacro): Replace with...
8273 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8274 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
8275 instead of set_nomacro.
8276 (fix_truncsfsi2_macro): Likewise.
8277 (cprestore): Likewise.
8278 (hazard): Use mips_noreorder instead of set_noreorder.
8279 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8281 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
8283 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
8284 from prev_active_insn.
8286 2009-08-16 Anatoly Sokolov <aesok@post.ru>
8288 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
8289 * config/avr/avr.c (avr_override_options): Initialize
8290 avr_current_arch variable.
8291 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
8292 __AVR_HAVE_16BIT_SP__ according to the device type.
8293 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
8295 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
8296 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
8298 2009-08-16 Dodji Seketeli <dodji@redhat.com>
8301 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
8302 generating inlined subroutine die only. We shouldn't be
8303 called for anything else.
8304 (gen_block_die): Don't generate inline subroutine debug info for
8307 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8309 * graphite-poly.c (print_pbb): Print PBB index.
8311 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8314 * graphite-interchange.c (ppl_max_for_le): Moved...
8315 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8316 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8317 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8318 * graphite-ppl.h (ppl_max_for_le): Declared.
8320 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8322 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8323 supported on all platforms.
8324 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8325 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8326 * c-pragma.c: Likewise.
8327 * target-def.h (TARGET_INITIALIZER): Remove
8328 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8329 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8331 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8333 * config/ia64/fde-vms.c: New file.
8334 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8335 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8336 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8337 (uw_frame_state_for): Only register a personality routine if it is
8338 known to be compatible with our expectations.
8339 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8340 Declare unw_table_entry stack variable and
8341 mod all calls to _Unwind_FindTableEntry to add arg.
8342 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8343 (_Unwind_FindTableEntry): Add arg to prototype.
8345 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8347 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8348 field 'signal_pfs_loc'.
8349 (uw_frame_state_for): Remove duplicate code dealing with leaf
8350 procedures without unwind info.
8351 If in the frame after unwinding through a signal handler, restore
8352 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8353 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8354 'pfs_loc' to the AR.PFS location in the signal context; instead
8355 set 'signal_pfs_loc'.
8356 Manually generate the unwind info for the AR.PFS register.
8357 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8358 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8359 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8360 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8361 instead set 'signal_pfs_loc'.
8362 Remove code preventing the AR.PFS register from being restored
8363 from the signal context.
8365 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8366 Tristan Gingold <gingold@adacore.com>
8368 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8369 * config/ia64/t-vms: New file.
8370 * config/ia64/vms64.h: New file.
8371 * config/ia64/vms.h: New file.
8372 * config/ia64/vms-crtinit.asm: New file.
8373 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8374 * config/ia64/vms-unwind.h: New file.
8376 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8378 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8381 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8384 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8386 * real.h (do_mpc_arg2): ... here.
8387 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8390 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8392 * final.c (add_debug_prefix_map): Don't use GC memory for
8393 old_prefix and new_prefix.
8395 2009-08-14 Richard Guenther <rguenther@suse.de>
8397 * ipa-prop.c (compute_complex_pass_through): If we cannot
8398 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8400 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8402 * c-lex.c (c_lex_with_flags): Increase size of local variable
8403 to avoid memory clobber.
8405 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8408 * config/i386/i386.c (ix86_fp_comparison_strategy):
8409 Only enable/disable sahf at function granularity.
8411 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8413 PR rtl-optimization/41064
8414 * reload1.c (reload_as_needed): Don't call extract_insn
8415 for known invalid replacements after calling
8416 validate_replace_rtx_group and verify_changes.
8418 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8421 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8422 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8423 ix86_expand_fp_vcond.
8424 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8425 Assert that operation is supported by ix86_expand_int_vcond.
8426 (vcondu<SSEMODE124C8:mode>): Ditto.
8428 2009-08-13 DJ Delorie <dj@redhat.com>
8430 * config/i386/djgpp-stdint.h: New.
8431 * config.gcc (djgpp): Use it.
8433 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8435 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8436 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8438 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8440 * tree-ssa-loop-prefetch.c
8441 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8442 for long-stride pruning.
8443 (compute_miss_rate): New function to compute the probability
8444 that two memory references access different cache lines.
8446 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8448 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8450 2009-08-13 Richard Guenther <rguenther@suse.de>
8453 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8454 use the constant pointer type.
8455 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8456 of CV qualifiers on the target pointer type.
8457 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8458 conversion check before restrict check.
8460 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8463 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8465 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8467 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8469 2009-08-12 Richard Guenther <rguenther@suse.de>
8471 PR tree-optimization/41011
8472 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8473 and reference constructing.
8475 2009-08-12 Xinliang David Li <davidxl@google.com>
8477 PR tree-optimization/41012
8478 * tree-flow.h : New external interface.
8479 * gimple-low.c (check_call_arg): Change to public function.
8480 Remove argument mismatch check in lowering.
8481 * tree-inline.h (tree_can_inline_p): Interface change.
8482 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8484 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8485 Call change to tree_can_inline_p function.
8486 (cgraph_decide_inlining_incrementally): Ditto.
8488 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8490 PR tree-optimization/41031
8491 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8492 on the partition variable rather than promote_mode on the source
8493 type. Assert that the partition variable's type has the same
8494 mode as the source value's.
8496 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8498 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8499 for for_return == 2.
8500 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8502 * calls.c (expand_call): Fix typo.
8503 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8505 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8507 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8508 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8509 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8510 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8512 2009-08-12 Andrew Haley <aph@redhat.com>
8514 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8516 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8519 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8521 2009-08-12 Richard Guenther <rguenther@suse.de>
8523 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8524 * gimplify.c (gimplify_modify_expr): Do not use
8525 lang_hooks.types_compatible_p.
8526 * tree-ssa.c (useless_type_conversion_p): For aggregates
8527 just return false if the canonical types differ.
8529 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8532 * sese.c (convert_for_phi_arg): New.
8533 (add_guard_exit_phis): Use convert_for_phi_arg.
8535 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8537 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8538 unknown subscript upper bounds.
8540 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8541 Pranav Garg <pranav.garg2107@gmail.com>
8543 * graphite-interchange.c (gather_access_strides): Removed.
8544 (ppl_max_for_le): New.
8545 (build_linearized_memory_access): New.
8546 (memory_stride_in_loop): New.
8547 (pbb_interchange_profitable_p): Reimplemented.
8548 * graphite-ppl.h (ppl_new_id_map): New.
8549 (ppl_interchange): New.
8551 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8553 * graphite-interchange.c (compute_subscript): Removed.
8554 (compute_array_size_cstr): Removed.
8555 (compute_array_size_poly): Removed.
8556 (compute_array_size): Removed.
8557 (gather_access_strides_poly): Removed.
8558 (gather_access_strides): Empty.
8560 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8562 * graphite-dependences.c (dependence_polyhedron_1): Replace
8563 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8564 (graphite_legal_transform_dr): Same.
8565 (graphite_carried_dependence_level_k): Same.
8566 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8567 Initialize PDR_NB_SUBSCRIPTS.
8568 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8570 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8571 (PDR_NB_SUBSCRIPTS): New.
8572 (pdr_nb_subscripts): Removed.
8573 (pdr_dim): Simplified.
8574 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8575 with PDR_NB_SUBSCRIPTS.
8577 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8579 * graphite-interchange.c (compute_array_size): Remove use of
8581 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8582 Do not initialize PDR_DATA_CONTAINER.
8583 (print_pdr): Do not print PDR_DATA_CONTAINER.
8584 * graphite-poly.h (struct poly_dr): Remove data_container field.
8585 (PDR_DATA_CONTAINER): Removed.
8586 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8588 (build_poly_dr): Same.
8590 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8591 Sebastian Pop <sebastian.pop@amd.com>
8593 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8594 copy of the dependence polyhedron. Free the temporary objects.
8595 (graphite_carried_dependence_level_k): Free unused objects before
8598 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8600 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8601 Early return without analyzing the data dependences if no
8602 transform has been done. Call restore_scattering if the transform
8604 (graphite-interchange.c): Same.
8605 * graphite-poly.c (print_scattering_function): Test for
8607 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8608 (apply_poly_transforms): Do not gcc_assert that
8609 the transform is legal.
8610 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8611 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8612 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8613 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8614 * graphite-poly.h (struct poly_scattering): New.
8615 (struct poly_bb): Add original, transformed, and saved fields.
8616 Remove transformed_scattering, original_scattering,
8617 nb_local_variables and nb_scattering_transform fields.
8618 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8619 (poly_scattering_new): New.
8620 (poly_scattering_free): New.
8621 (poly_scattering_copy): New.
8622 (store_scattering_pbb): New.
8623 (store_scattering): New.
8624 (restore_scattering_pbb): New.
8625 (restore_scattering): New.
8626 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8627 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8629 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8631 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8634 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8636 * Makefile.in (graphite.o): Depends on PREDICT_H.
8637 * graphite.c: Include predict.h.
8638 (graphite_finalize): Call tree_estimate_probability.
8639 * predict.c (predict_loops): Do not call scev_initialize and
8641 (tree_estimate_probability_bb): New.
8642 (tree_estimate_probability): Do not initialize loops: move that
8643 code to the driver. Call tree_estimate_probability_bb.
8644 (tree_estimate_probability_driver): New.
8645 (pass_profile): Use tree_estimate_probability_driver.
8646 * predict.h (tree_estimate_probability): Declared.
8648 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8650 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8651 * graphite-dependences.c (graphite_legal_transform): Add time to
8652 TV_GRAPHITE_DATA_DEPS.
8653 (dependency_between_pbbs_p): Same.
8654 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8656 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8658 PR rtl-optimization/41033
8659 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8660 aliasing is disabled.
8662 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8664 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8665 si_mask_operand, and_load_operand, low_bitmask_operand,
8666 and_reg_operand, and_operand): New predicates.
8667 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8668 * config/mips/mips.c (and_operands_ok): New function.
8669 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8670 * config/mips/mips.md (move_type): Add ext_ins and logical.
8671 (type): Handle them.
8672 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8673 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8674 shift_shift. Remove commutative constraint modifier.
8675 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8677 (*clear_upper32_dext): Remove define_insn_and_split.
8678 (*clear_upper32): Turn this define_insn_and_split ...
8679 (splitter for ANDing register with 0xffff_ffff): .. into this.
8681 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8683 * combine.c (try_widen_shift_mode): Factor out code to check if an
8684 integer constant is a low-order bitmask from here ...
8685 * rtlanal.c (low_bitmask_len): ... to here.
8686 * rtl.h (low_bitmask_len): Declare.
8688 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8691 * config/alpha/alpha.md (addsi3): Remove expander.
8692 (addsi3): Rename from *addsi3_internal insn pattern.
8693 (subsi3): Remove expander.
8694 (subsi3): Rename from *subsi3_internal insn pattern.
8696 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8698 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8701 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8702 Eric Botcazou <botcazou@adacore.com>
8703 Douglas B Rupp <rupp@gnat.com>
8705 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8706 that records that fit in 64 bits are returned by immediate value,
8707 as required by OpenVMS Calling Standard.
8708 (function_value): Adjust for above modification.
8709 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8710 virtual_incoming_args_rtx as base object, not next_arg.
8711 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8713 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8715 * reload.c (find_reloads_subreg_address): Check the original
8716 req_equiv_mem address to detect the case where an address is
8717 not valid in the outer mode.
8719 2009-08-11 Richard Guenther <rguenther@suse.de>
8722 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8724 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8726 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8727 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8729 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8730 Douglas B Rupp <rupp@gnat.com>
8732 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8733 PT_STACK when frame_pointer_needed on OpenVMS.
8734 (alpha_pv_save_size, alpha_using_fp): Remove.
8735 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8736 with proper processing for PT_NULL.
8737 (alpha_vms_initial_elimination_offset): New function. Support for
8738 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8739 (alpha_sa_size): Force procedure type to PT_STACK when
8740 frame_pointer_needed on OpenVMS.
8741 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8742 (alpha_using_fp): Likewise.
8743 (alpha_vms_can_eliminate): Add prototype.
8744 (alpha_vms_initial_elimination_offset): Likewise.
8745 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8746 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8748 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8749 Douglas B Rupp <rupp@gnat.com>
8751 * config/alpha/alpha.c (common_object_handler): New function.
8752 (vms_attribute_table): Declare a single attribute "common_object".
8753 (vms_output_aligned_decl_common): New global function.
8754 (SECTION_VMS_OVERLAY): Delete.
8755 (SECTION_VMS_GLOBAL): Likewise.
8756 (SECTION_VMS_INITIALIZE): Likewise.
8757 (vms_asm_named_section): Remove support for above flags.
8758 (vms_section_type_flags): Delete.
8759 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8760 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8761 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8762 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8764 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8767 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8768 (sub_ddmmss): Likewise.
8770 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8773 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8776 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8779 * reload1.c (reload_as_needed): Use cancel_changes to completely
8780 undo a failed replacement attempt.
8782 2009-08-10 Richard Guenther <rguenther@suse.de>
8785 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8786 (useless_type_conversion_p): ... here. Require pointer targets
8789 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8792 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8793 loose the original type of the statement list.
8795 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8797 * config/alpha/alpha.c: Include libfuncs.h
8798 (avms_asm_output_extern): New function.
8799 (alpha_init_libfuncs): Init some decc libfuncs.
8800 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8801 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8802 (DO_CRTL_NAMES): Define.
8804 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
8805 (LONG_TYPE_SIZE): Define.
8806 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8807 (SUBTARGET_SWITCHES): Define malloc64 switch.
8808 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8809 (MASK_RETURN_ADDR): Define.
8810 doc/invoke.texi (mmalloc64): Document switch.
8812 2009-08-09 Olivier Hainque <hainque@adacore.com>
8813 Douglas B Rupp <rupp@gnat.com>
8815 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8816 uses_condition_handler.
8817 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8818 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8819 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8820 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8821 (code_for_builtin): New insn codes for the new alpha_builtins.
8822 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8823 (alpha_sa_size): Account for uses_condition_handler.
8824 (alpha_expand_prologue): Likewise.
8825 (alpha_start_function): Likewise.
8826 (alpha_expand_epilogue): Likewise.
8827 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8828 establish/revert expanders.
8829 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8830 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8831 New expander, resorting to the alpha.c associated function.
8832 (builtin_revert_vms_condition_handler): Likewise.
8833 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8834 __gcc_shell_handler, the static VMS condition handler used as
8835 an indirection wrapper to the current dynamically established
8837 * config/alpha/vms-unwind.h: Complete rewrite.
8838 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8839 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8841 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8842 Douglas B Rupp <rupp@gnat.com>
8844 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8845 (alpha_need_linkage): Handle aliases. Return function symbol.
8846 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8847 Use ultimate alias target for the linkage name.
8848 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8849 by alpha_need_linkage for the function symbol.
8850 (setmemdi): Likewise.
8852 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8854 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8855 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8856 (ASM_WEAKEN_LABEL): Define.
8857 (CRT_CALL_STATIC_FUNCTION): Define.
8858 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8859 (ENDFILE_SPEC): Define.
8860 (INIT_SECTION_ASM_OP): Define.
8861 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8862 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8864 (MULTILIB_OSDIRNAMES): Define.
8865 (shlib_version): Define.
8866 (SHLIB_EXT): Define.
8867 (SHLIB_OBJS): Define.
8868 (SHLIB_NAME): Define.
8869 (SHLIB_MULTILIB): Define.
8870 (SHLIB_INSTALL): Define.
8871 (SHLIB_SYMVEC): Define.
8872 (SHLIB_SYMVECX2): Define.
8873 (SHLIB_LINK): Define.
8875 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8877 * config/alpha/alpha.c (alpha_initialize_trampoline):
8878 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8879 (alpha_start_function): Emit transfer address on nested functions
8880 for VMS trampoline call.
8881 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8882 since no longer used.
8883 * config/alpha/vms-tramp.asm: Remove.
8884 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8885 since now only data initialized at runtime.
8887 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8889 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8890 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8891 (MD_EXEC_PREFIX): Remove, no longer used.
8892 (MD_STARTFILE_PREFIX): Likewise.
8893 (INCLUDE_DEFAULTS): Likewise.
8894 * config/alpha/t-vms:
8895 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8897 2009-08-09 Richard Guenther <rguenther@suse.de>
8899 PR tree-optimization/41016
8900 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8901 (operand_precision): Remove.
8902 (integral_operand_p): Likewise.
8903 (recognize_single_bit_test): Adjust.
8905 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8907 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8908 operation overflows. Likewise non-cast unary arithmetic.
8909 If one arm of a conditional expression is always taken,
8910 inhibit evaluation warnings for the other arm. Likewise inhibit
8911 evaluation warnings for the second && or || operand if the first
8912 operand is enough to determine the result.
8913 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8915 (build_binary_op): Prevent duplicate evaluation warnings.
8917 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8919 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8920 and destination have different modes, Use promote_mode to
8921 determine the signedness of the conversion. Assert that the
8922 promoted source mode matches the destination mode. Don't pass
8923 the destination and destination mode to expand_expr if the source
8924 mode is different. Simplify conversion logic.
8926 2009-08-09 Ira Rosen <irar@il.ibm.com>
8928 PR tree-optimization/41008
8929 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8930 from condition only in case it's a comparison. Adjust checks.
8932 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8934 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8935 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8936 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8937 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8938 (dump_cand): Handle them.
8939 (struct iv_cand): New members COST_STEP and AINC_USE.
8940 (stmt_after_increment): Likewise.
8941 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8942 callers changed. Use gimple_uid comparison instead of scanning.
8943 (add_candidate_1): When looking for identical candidates, take
8944 AINC_USE into account. Set it for new candidates.
8945 (force_expr_to_var_cost): Cast target_spill_cost to int.
8946 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8947 All callers changed. Check for availability of autoinc addressing
8948 modes, both in general for a given mode, and in the specific use case.
8949 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8951 (get_computation_cost): Likewise.
8952 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8953 add_autoinc_candidates): New static functions.
8954 (add_candidate): Call add_autoinc_candidates for candidates based on
8956 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8957 (determine_use_iv_cost_address): If we have an autoinc candidate at
8958 the matching use, verify autoinc is possible and subtract the cost
8959 of the candidate's step from the cost.
8960 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8961 member of the candidate.
8962 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8963 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8965 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8967 * config.build (ia64-hp-*vms*): New target.
8968 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8970 * config.gcc (ia64-hp-*vms*): New target.
8971 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8973 * config.host (ia64-hp-*vms*): New target.
8974 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8977 2009-08-08 Richard Guenther <rguenther@suse.de>
8979 PR tree-optimization/40991
8980 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8982 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8984 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8985 mode check. Do truncations in an integer mode.
8986 (force_to_mode): Handle subregs for all mode types. Only do
8987 arithmetic simplifications on integer modes.
8989 2009-08-07 Richard Guenther <rguenther@suse.de>
8991 PR tree-optimization/40999
8992 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8993 (maybe_fold_reference): Lookup constant initializers.
8994 (fold_gimple_assign): Likewise.
8996 2009-08-07 Richard Guenther <rguenther@suse.de>
8998 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8999 that require structural equality defer to the langhook.
9001 2009-08-07 Martin Jambor <mjambor@suse.cz>
9003 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
9005 (struct ipa_pass_through_data): New type.
9006 (struct ipa_ancestor_jf_data): New type.
9007 (union jump_func_value): Removed field formal_id, added fields
9008 pass_through and ancestor.
9009 (struct ipa_param_call_note): Changed type of formal_id to int from
9011 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
9012 operations jump functions and ancestor jump functions.
9013 (compute_complex_pass_through): New function.
9014 (compute_scalar_jump_functions): Call compute_complex_pass_through,
9015 reflect changes in the jump function strucutre.
9016 (update_jump_functions_after_inlining): Ignore complex pass-through
9017 and ancestor jump functions.
9018 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
9019 polynomial pass-through with operation jump functions.
9021 2009-08-07 Jakub Jelinek <jakub@redhat.com>
9023 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
9024 fde->dw_fde_begin as begin label instead of hot/cold label.
9025 Use LLSDAC label instead of LLSDA for second section lsda.
9026 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
9027 label instead of LLSDA if it is true.
9028 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
9030 * except.c (add_call_site, dw2_size_of_call_site_table): Add
9031 SECTION argument. Use it as index into crtl->eh.call_site_record
9033 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
9034 use it to determine how to print table entries instead of using
9035 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
9036 label instead of normal begin label as base.
9037 (sjlj_assign_call_site_values): Adjust add_call_site caller.
9038 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
9039 ensure no EH range spans between sections and that landing pads
9040 are always in the corresponding section.
9041 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
9042 for crtl->eh.call_site_record being an array rather than scalar.
9043 (output_one_function_exception_table): New function, copied
9044 from output_function_exception_table. Adjust
9045 dw2_size_of_call_site_table, dw2_output_call_site_table
9046 callers. For SECOND section use *C suffixed labels.
9047 (output_function_exception_table): Call
9048 output_one_function_exception_table and, when doing hot/cold
9049 partitioning, also another time for the second section.
9050 * opts.c: Include except.h.
9051 (decode_options): Allow -freorder-blocks-and-partition with
9052 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
9053 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
9054 * function.h (struct rtl_eh): Change call_site_record from
9055 scalar into array of 2 elements.
9057 2009-08-07 Martin Jambor <mjambor@suse.cz>
9059 * ipa-prop.c (count_formal_params_1): New function.
9060 (ipa_get_vector_of_formal_parms): New function.
9061 (get_vector_of_formal_parm_types): New function.
9062 (ipa_modify_formal_parameters): New function.
9063 (ipa_modify_call_arguments): New function.
9064 (index_in_adjustments_multiple_times_p): New function.
9065 (ipa_combine_adjustments): New function.
9066 (ipa_dump_param_adjustments): New function.
9067 * ipa-prop.h (struct ipa_parm_adjustment): New type.
9068 (ipa_get_vector_of_formal_parms): Declare.
9069 (ipa_modify_formal_parameters): Declare.
9070 (ipa_modify_call_arguments): Declare.
9071 (ipa_combine_adjustments): Declare.
9072 (ipa_dump_param_adjustments): Declare.
9073 (build_ref_for_offset): Declare.
9074 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
9075 * tree-sra.c: Include ipa-prop.c.
9076 (build_ref_for_offset): Make public.
9078 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
9080 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
9082 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
9084 * gcc/doc/extend.texi (__builtin_extract_return_address)
9085 (__builtin_frob_return_address): Document.
9087 2009-08-06 Paul Brook <paul@codesourcery.com>
9089 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
9090 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
9091 implementation on ARMv6-M.
9093 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9095 * doc/extend.texi (pcs): Document new attribute for ARM.
9097 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9099 * arm.c (pcs_attribute_args): Comment out unsupported attribute
9102 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9104 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
9107 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9109 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
9111 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9113 Merge ARM/hard_vfp_branch to trunk.
9115 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
9117 * arm.c (libcall_eq): New function.
9118 (libcall_hash): New function.
9119 (add_libcall): New function.
9120 (arm_libcall_uses_aapcs_base): New function.
9121 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
9122 libcalls using the base PCS.
9123 (arm_init_cumulative_args): Likewise.
9125 2009-07-20 Joseph Myers <joseph@codesourcery.com>
9127 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
9128 Use base ABI for conversion libfuncs between HFmode and SFmode.
9130 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9132 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
9133 V4SImode as representatives of all 64-bit and 128-bit vector
9134 types. Allow vector types without vector modes.
9135 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
9136 without vector modes like BLKmode.
9137 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
9138 BLKmode. Avoid unsupported vector modes or TImode moves for
9140 (aapcs_vfp_allocate_return_reg): Likewise.
9141 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
9142 V8QImode if TARGET_NEON || TARGET_IWMMXT.
9144 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9146 * config/arm/arm.c (arm_handle_pcs_attribute): New.
9147 (arm_get_pcs_model): Pass attribute arguments to
9148 arm_pcs_from_attribute.
9149 (arm_init_cumulative_args): Use base AAPCS for conversions from
9150 floating-point types to DImode.
9151 (arm_attribute_table): Add pcs attribute.
9152 (arm_handle_pcs_attribute): New.
9153 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
9154 conversions from floating-point types to DImode, also declare them
9155 to use base AAPCS and declare functions they call to use base
9156 AAPCS and their RTABI names.
9158 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9160 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
9161 -mfloat-abi=hard not being supported for VFP.
9163 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
9165 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
9166 SYMBOL_REF to hard_libcall_value.
9168 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9169 Richard Earnshaw <rearnsha@arm.com>
9171 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
9172 has been put on the stack, all remaining co-processory arguments for
9173 that co-processor also go on the stack.
9175 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9177 * config/arm/arm.c (arm_return_in_memory): Handle returning
9178 vectors of suitable size in registers also for AAPCS case.
9180 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9182 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
9184 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
9186 ARM Hard-VFP calling convention
9187 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
9188 * target.h (gcc_target): Add libcall_value to table of call hooks.
9189 * targhooks.h (default_libcall_value): Default implementation.
9190 * targhooks.c (default_libcall_value): Likewise.
9191 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
9192 * optabs.c (expand_unop): Use it.
9193 * expr.h (hard_libcall_value): Pass the function RTX through.
9194 * calls.c (emit_library_call_value_1): Update call to
9196 * explow.c (hard_libcall_value): Use new target hook.
9197 * testsuite/lib/target-supports.exp
9198 (check_effective_target_arm_hard_vfp_ok): New hook.
9199 (check_effective_target_arm_neon_ok): Improve test for neon
9201 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
9202 * config/arm/arm.c: Include cgraph.h
9203 (TARGET_FUNCTION_VALUE): Override default hook.
9204 (arm_pcs_default): New variable.
9205 (arm_override_options): Don't fault hard calling convention with VFP.
9206 Add support for AAPCS variants.
9207 (arm_function_value): Make static. Handle AAPCS variants.
9208 (arm_libcall_value): New function.
9209 (arm_apply_result_size): Handle VFP registers in results.
9210 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
9212 (pcs_attribute_args): New variable.
9213 (arm_pcs_from_attribute): New function.
9214 (arm_get_pcs_model): New function.
9215 (aapcs_vfp_cum_init): New function.
9216 (aapcs_vfp_sub_candidate): New function.
9217 (aapcs_vfp_is_return_candidate): New function.
9218 (aapcs_vfp_is_call_candidate): New function.
9219 (aapcs_vfp_allocate): New function.
9220 (aapcs_vfp_allocate_return_reg): New function.
9221 (aapcs_vfp_advance): New function.
9222 (aapcs_cp_arg_layout): New variable.
9223 (aapcs_select_call_coproc): New function.
9224 (aapcs_select_return_coproc): New function.
9225 (aapcs_allocate_return_reg): New function.
9226 (aapcs_libcall_value): New function.
9227 (aapcs_layout_arg): New function.
9228 (arm_init_cumulative_args): Initialize AAPCS args data.
9229 (arm_function_arg): Handle AAPCS variants using new interface.
9230 (arm_arg_parital_bytes): Likewise.
9231 (arm_function_arg_advance): New function.
9232 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
9233 calling conventions.
9234 (arm_setup_incoming_varargs): Handle new AAPCS args data.
9235 * arm.h (NUM_VFP_ARG_REGS): Define.
9236 (LIBCALL_VALUE): Update.
9237 (FUNCTION_VALUE): Delete.
9238 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
9239 (arm_pcs): New enum.
9240 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
9241 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
9242 (FUNCTION_ARG_REGNO_P): Add VFP regs.
9243 * arm-protos.h (arm_function_arg_advance): Add.
9244 (aapcs_libcall_value): Add.
9245 (arm_function_value): Delete.
9247 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
9248 H.J. Lu <hongjiu.lu@intel.com>
9251 * config/i386/i386.c (standard_sse_mode_p): Remove.
9252 (standard_sse_constant_p): Return 2 for integer mode
9253 vector_all_ones_operand when SSE2 is enabled.
9254 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
9255 (ix86_expand_vector_move): Do not check for negative values from
9256 standard_sse_constant_p.
9258 2009-08-06 Richard Guenther <rguenther@suse.de>
9260 * tree-ssa.c (useless_type_conversion_p_1): Make function and
9261 array type comparisons frontend independent.
9262 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
9263 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
9264 out array reference lower bound and element size operands.
9265 (ao_ref_init_from_vn_reference): Properly compute the offset
9266 for ARRAY_RANGE_REF.
9267 (vn_reference_fold_indirect): Fill out array reference lower
9268 bound and element size operands.
9269 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
9270 a non gimple valued reference operand which can happen for
9271 array reference lower bound or element size.
9272 (create_component_ref_by_pieces_1): Properly generate the
9273 element size operand for array references.
9275 2009-08-06 Richard Guenther <rguenther@suse.de>
9277 PR tree-optimization/40964
9278 * tree.c (iterative_hash_host_wide_int): Export.
9279 * tree.h (iterative_hash_host_wide_int): Declare.
9280 * tree-ssa-structalias.c (heapvar_map): New struct.
9281 (heapvar_map_eq): New function.
9282 (heapvar_map_hash): Likewise.
9283 (heapvar_lookup): Adjust.
9284 (heapvar_insert): Likewise.
9285 (make_constraint_from_heapvar): Allow multiple heap variables
9286 per decl at different offsets.
9287 (init_alias_heapvars): Adjust.
9289 2009-08-04 David Daney <ddaney@caviumnetworks.com>
9291 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
9292 * mips_output_sync_loop (mips_output_sync_loop): Only emit
9293 trailing sync if TARGET_SYNC_AFTER_SC.
9295 2009-08-05 David Daney <ddaney@caviumnetworks.com>
9297 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
9298 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
9299 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
9300 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
9301 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9302 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9303 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9304 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
9305 test_and_set_12): Rewrite calls to mips_output_sync_loop.
9306 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
9307 the prototype declaration match the definition.
9308 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9309 instructions explicitly. Add barrier_before and operands
9311 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9312 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9313 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9314 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9315 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9316 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9318 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9320 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9322 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9323 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9326 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9329 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9331 PR rtl-optimization/40924
9332 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9333 make sure canon_rtx (mem_address) isn't simpler than
9334 canon_rtx (expanded_mem_address).
9336 2009-08-05 Li Feng <nemokingdom@gmail.com>
9338 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9340 (build_scop_drs): Build alias set for each SCoP.
9342 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9344 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9345 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9346 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9347 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9348 (BASE_DRIVER_SELF_SPECS): Likewise.
9350 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9352 * tree-ssa-alias.c: Fix some comment typos.
9354 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9356 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9357 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9359 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9362 * simplify-rtx.c (simplify_binary_operation_1): Disable
9363 simplifications for decimal float operations.
9365 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9368 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9369 operand of INDIRECT_REF.
9371 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9373 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9374 constants referencing TLS symbols.
9376 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9378 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9379 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9381 2009-08-03 Richard Guenther <rguenther@suse.de>
9383 * tree.c (make_vector_type): Build a main variant first,
9384 get the canonical one and then build the variant.
9385 * tree-ssa.c (useless_type_conversion_p_1): Handle
9387 (useless_type_conversion_p): Conversions to pointers to
9388 incomplete record types are useless.
9390 2009-08-03 Richard Guenther <rguenther@suse.de>
9392 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9393 file will be created.
9394 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9395 * toplev.c (compile_file): Adjust comment.
9397 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9399 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9400 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9401 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9402 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9403 (sh_promote_function_mode): Fix typo.
9405 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9407 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9409 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9411 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9412 declaration arguments.
9414 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9416 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9417 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9418 (ix86_split_ashl): Ditto.
9419 (ix86_expand_vector_init_one_nonzero): Ditto.
9420 (ix86_expand_vector_set): Ditto.
9421 (ix86_expand_reduc_v4sf): Ditto.
9423 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9425 * explow.c (promote_function_mode): Remove assert.
9426 * config/sh/sh.c (sh_promote_function_mode): Declare.
9428 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9430 * config/pa/pa.c (pa_promote_function_mode): Declare.
9431 Change to static. Fix promote_mode call.
9433 * gthr-dce.h (CONST_CAST2): Define if not defined.
9434 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9436 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9438 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9440 * expr.c (store_constructor): Use promote_decl_mode. Remove
9441 now write-only variable unsignedp.
9442 (expand_expr_real_1): Use promote_decl_mode.
9443 * expr.h (promote_function_mode, promote_decl_mode): New.
9444 (promote_mode): Remove last argument.
9445 * function.c (assign_temp): Drop last argument of promote_mode.
9446 (assign_parm_find_data_types): Use promote_function_mode.
9447 (assign_parm_setup_reg): Likewise.
9448 (expand_function_end): Use promote_function_mode.
9449 * calls.c (initialize_argument_information): Use promote_function_mode.
9450 (precompute_arguments): Use promote_mode instead of checking if
9451 only PROMOTE_FUNCTION_MODE is defined.
9452 (expand_call): When making sibcall decisions, use promote_function_mode.
9453 Below, remove an if for targetm.calls.promote_function_return and
9454 and use promote_function_mode.
9455 (emit_library_call_value_1): Use promote_function_mode, fix bug
9456 where promote_mode was passed FOR_CALL == 0 for a return value in an
9458 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9459 * explow.c (promote_function_mode, promote_decl_mode): New.
9460 (promote_mode): Keep only the FOR_CALL == 0 case.
9461 * combine.c (setup_incoming_promotion): Remove test of
9462 promote_function_args. Use promote_function_mode.
9463 * stmt.c (expand_value_return): Use promote_decl_mode.
9464 (expand_decl): Use promote_decl_mode.
9466 * expr.c (store_constructor): Use promote_decl_mode. Remove
9467 now write-only variable unsignedp.
9468 (expand_expr_real_1): Use promote_decl_mode.
9469 * expr.h (promote_function_mode, promote_decl_mode): New.
9470 (promote_mode): Remove last argument.
9471 * function.c (assign_temp): Drop last argument of promote_mode.
9472 (assign_parm_find_data_types): Use promote_function_mode.
9473 (assign_parm_setup_reg): Likewise.
9474 (expand_function_end): Use promote_function_mode.
9475 * calls.c (initialize_argument_information): Use promote_function_mode.
9476 (precompute_arguments): Use promote_mode instead of checking if
9477 only PROMOTE_FUNCTION_MODE is defined.
9478 (expand_call): When making sibcall decisions, use promote_function_mode.
9479 Below, remove an if for targetm.calls.promote_function_return and
9480 and use promote_function_mode.
9481 (emit_library_call_value_1): Use promote_function_mode, fix bug
9482 where promote_mode was passed FOR_CALL == 0 for a return value in an
9484 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9485 * explow.c (promote_function_mode, promote_decl_mode): New.
9486 (promote_mode): Keep only the FOR_CALL == 0 case.
9487 * combine.c (setup_incoming_promotion): Remove test of
9488 promote_function_args. Use promote_function_mode.
9489 * stmt.c (expand_value_return): Use promote_decl_mode.
9490 (expand_decl): Use promote_decl_mode.
9492 * explow.c (promote_function_mode): Just call the target hook.
9493 * targhooks.c (default_promote_function_mode,
9494 default_promote_function_mode_always_promote): New.
9495 * targhooks.h (default_promote_function_mode,
9496 default_promote_function_mode_always_promote): Declare.
9497 * target.h (promote_function_args, promote_function_return): Remove.
9498 (promote_function_mode): New.
9499 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9500 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9501 (TARGET_PROMOTE_FUNCTION_MODE): New.
9502 (TARGET_CALLS): Adjust.
9503 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9504 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9506 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9507 * config/s390/s390.c (s390_promote_function_mode): ... here,
9508 with pointer handling.
9509 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9510 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9512 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9513 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9514 with pointer handling.
9515 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9516 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9518 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9519 * config/sh/sh.c (sh_promote_function_mode): New.
9520 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9521 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9523 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9524 * config/cris/cris.c (cris_promote_function_mode): ... here.
9525 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9526 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9528 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9529 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9530 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9531 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9533 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9534 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9535 complex type handling.
9536 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9537 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9539 * config/pa/pa.c (pa_promote_function_mode): New.
9540 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9541 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9543 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9544 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9545 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9546 * config/xtensa/xtensa.c: Likewise.
9547 * config/stormy16/stormy16.c: Likewise.
9548 * config/iq2000/iq2000.c: Likewise.
9549 * config/rs6000/rs6000.c: Likewise.
9550 * config/picochip/picochip.c: Likewise.
9551 * config/arc/arc.c: Likewise.
9552 * config/mcore/mcore.c: Likewise.
9553 * config/score/score.c: Likewise.
9554 * config/mips/mips.c: Likewise.
9555 * config/bfin/bfin.c: Likewise.
9556 * config/ia64/ia64.c: Likewise (disabled though).
9558 * config/frv/frv.h: Remove pointless remark.
9560 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9561 TARGET_PROMOTE_FUNCTION_ARGS,
9562 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9563 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9565 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9567 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9568 -floop-parallelize-all.
9569 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9570 flag_loop_parallelize_all.
9571 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9572 * graphite.c (graphite_transform_loops): Same.
9574 * graphite-poly.c (apply_poly_transforms): Same.
9576 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9578 PR tree-optimization/40914
9579 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9580 if set, then check the delta field of the PMF record.
9581 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9582 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9583 call is stored in the delta.
9585 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9587 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9589 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/bsd.h (ASM_BYTE): New define.
9592 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9593 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9594 .byte. Use fputs or putc instead of fprintf where appropriate.
9595 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9596 fputs or putc instead of fprintf where appropriate.
9597 * config/i386/i386elf.h: Ditto.
9598 * config/i386/sysv4.h: Ditto.
9600 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9601 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9602 (*tls_global_dynamic_64): Ditto.
9604 2009-07-31 Christian Bruel <christian.bruel@st.com>
9606 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9608 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9610 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9611 Remove dead code for MINUS.
9613 2009-07-31 Anthony Green <green@moxielogic.com>
9615 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9617 (moxie_expand_epilogue): Ditto for epilogue.
9618 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9620 (moxie_function_arg): Ditto.
9621 (moxie_pass_by_reference): Ditto.
9622 (moxie_arg_partial_bytes): Ditto.
9623 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9624 (FUNCTION_ARG_ADVANCE) Ditto.
9625 (REG_PARM_STACK_SPACE) Ditto.
9626 (FUNCTION_ARG_REGNO_P) Dito.
9628 * config.gcc: Add moxie linux config support.
9629 * gcc/config/moxie/uclinux.h: New file.
9631 2009-07-31 DJ Delorie <dj@redhat.com>
9633 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9634 (UNSPECV_SP_SWITCH_E): New.
9635 (sp_switch_1): Change to an unspec.
9636 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9638 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9639 reference the new stack's address
9641 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9643 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9644 graphite-clast-to-gimple.o, graphite-dependences.o,
9645 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9646 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9647 (graphite-blocking.o,
9648 graphite-clast-to-gimple.o, graphite-dependences.o,
9649 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9650 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9651 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9652 * cfgloop.h (struct loop): Add can_be_parallel field.
9653 * common.opt (fgraphite-identity): Moved up.
9654 (fgraphite-force-parallel): New flag.
9655 * graphite.c: Rewrite.
9656 * graphite.h: Rewrite.
9657 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9659 * toplev.c (graphite_out_file): New file descriptor.
9660 (graphite_in_file): New.
9661 (process_options): flag_graphite_force_parallel cannot be used without
9663 * tree-ssa-loop.c: Include toplev.h.
9664 (gate_graphite_transforms): Enable flag_graphite for
9665 flag_graphite_force_parallel.
9667 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9669 * ChangeLog.graphite: New.
9670 * graphite-blocking.c: New.
9671 * graphite-clast-to-gimple.c: New.
9672 * graphite-clast-to-gimple.h: New.
9673 * graphite-dependences.c: New.
9674 * graphite-dependences.h: New.
9675 * graphite-interchange.c: New.
9676 * graphite-poly.c: New.
9677 * graphite-poly.h: New.
9678 * graphite-ppl.c: New.
9679 * graphite-ppl.h: New.
9680 * graphite-scop-detection.c: New.
9681 * graphite-scop-detection.h: New.
9682 * graphite-sese-to-poly.c: New.
9683 * graphite-sese-to-poly.h: New.
9687 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9689 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9690 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9692 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9694 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9695 (scev_is_linear_expression): Return false if the evolution is not
9696 affine multivariate.
9698 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9700 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9701 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9703 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9705 * tree-data-ref.c (debug_data_references): New.
9706 (debug_data_reference): New.
9707 * tree-data-ref.h (debug_data_references): Declared.
9708 (debug_data_reference): Declared.
9710 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9712 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9713 * tree-data-ref.h (scop_p): Removed.
9714 (struct data_reference): Remove field scop.
9716 (stmt_simple_memref_p): Removed.
9718 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9720 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9721 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9724 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9726 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9728 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9730 * doc/invoke.texi (-fgraphite-identity): Documented.
9732 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9734 * tree-scalar-evolution.c: Fix comment.
9735 (instantiate_scev_1): Return unknow from scev instantiation if the
9736 result is not above instantiate_below.
9738 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9740 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9741 static anymore. Instantiate the symbols that may have been introduced
9743 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9746 2009-07-30 DJ Delorie <dj@redhat.com>
9748 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9749 .vliw directive to VLIW sections.
9751 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9753 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9755 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9756 (AUTOHEADER): New variable.
9757 ($(srcdir)/cstamp-h.in): Use it.
9759 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9760 Pat Haugen <pthaugen@us.ibm.com>
9761 Revital Eres <ERES@il.ibm.com>
9763 * config/rs6000/vector.md (VEC_F): Add VSX support.
9767 (vector_load_<mode>): Ditto.
9768 (vector_store_<mode>): Ditto.
9769 (vector GPR move split): Ditto.
9770 (vec_reload_and_plus_<mptrsize>): Ditto.
9771 (vec_reload_and_reg_<mptrsize>): Ditto.
9772 (add<mode>3): Ditto.
9773 (sub<mode>3): Ditto.
9774 (mul<mode>3): Ditto.
9775 (neg<mode>2): Ditto.
9776 (abs<mode>2): Ditto.
9777 (smin<mode>3): Ditto.
9778 (smax<mode>3): Ditto.
9779 (vector_eq<mode>): Ditto.
9780 (vector_gt<mode>): Ditto.
9781 (vector_ge<mode>): Ditto.
9782 (vector_gtu<mode>): Ditto.
9783 (vector_select_<mode>_uns): Ditto.
9784 (vector_eq_<mode>_p): Ditto.
9785 (vector_gt_<mode>_p): Ditto.
9786 (vector_ge_<mode>_p): Ditto.
9787 (vector_gtu_<mode>_p): Ditto.
9788 (cr6_test_for_zero): Ditto.
9789 (cr6_test_for_zero_reverse): Ditto.
9790 (cr6_test_for_lt): Ditto.
9791 (cr6_test_for_lt_reverse): Ditto.
9792 (xor<mode>3): Ditto.
9793 (ior<mode>3): Ditto.
9794 (and<mode>3): Ditto.
9795 (one_cmpl<mode>2): Ditto.
9796 (nor<mode>2): Ditto.
9797 (andc<mode>2): Ditto.
9798 (float<VEC_int<mode>2): Ditto.
9799 (unsigned_float<VEC_int><mode>2): Ditto.
9800 (fix_trunc<mode><VEC_int>2): Ditto.
9801 (fixuns_trunc<mode><VEC_int>2): Ditto.
9803 (vec_set<mode>): Ditto.
9804 (vec_extract<mode>): Ditto.
9805 (vec_interleave_highv4sf): Ditto.
9806 (vec_interleave_lowv4sf): Ditto.
9807 (vec_realign_load_<mode>): Ditto.
9808 (vec_shl_<mode>): Ditto.
9809 (vec_shr_<mode>): Ditto.
9810 (div<mode>3): New patterns for VSX.
9811 (vec_interleave_highv2df): Ditto.
9812 (vec_interleave_lowv2df): Ditto.
9813 (vec_pack_trunc_v2df): Ditto.
9814 (vec_pack_sfix_trunc_v2df): Ditto.
9815 (vec_pack_ufix_trunc_v2df): Ditto.
9816 (vec_unpacks_hi_v4sf): Ditto.
9817 (vec_unpacks_lo_v4sf): Ditto.
9818 (vec_unpacks_float_hi_v4si): Ditto.
9819 (vec_unpacks_float_lo_v4si): Ditto.
9820 (vec_unpacku_float_hi_v4si): Ditto.
9821 (vec_unpacku_float_lo_v4si): Ditto.
9822 (movmisalign<mode>): Ditto.
9823 (vector_ceil<mode>2): New patterns for vectorizing math library.
9824 (vector_floor<mode>2): Ditto.
9825 (vector_btrunc<mode>2): Ditto.
9826 (vector_copysign<mode>3): Ditto.
9828 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9829 predicate for setting the high bit in each word, used for copysign.
9831 * config/rs6000/ppc-asm.h (f19): Whitespace.
9832 (f32-f63): Define if VSX.
9833 (v0-v31): Define if Altivec.
9834 (vs0-vs63): Define if VSX.
9836 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9838 * config/rs6000/power7.md: New file, provide tuning parameters for
9841 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9842 (rs6000_cpu_cpp_builtins): Ditto.
9843 (altivec_overloaded_builtins): Ditto.
9844 (altivec_resolve_overloaded_builtin): Ditto.
9846 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9847 debug switch to disable vectorizing simple math builtin
9850 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9851 Vectorize simple math builtin functions.
9852 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9853 hook to vectorize math builtins.
9854 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9855 (rs6000_builtin_conversion): Add VSX/power7 support.
9856 (rs6000_builtin_vec_perm): Ditto.
9857 (vsplits_constant): Add support for loading up a vector constant
9858 with just the high bit set in each part.
9859 (rs6000_expand_vector_init): Add VSX/power7 support.
9860 (rs6000_expand_vector_set): Ditto.
9861 (rs6000_expand_vector_extract): Ditto.
9862 (rs6000_emit_move): Ditto.
9863 (bdesc_3arg): Ditto.
9864 (bdesc_2arg): Ditto.
9865 (bdesc_1arg): Ditto.
9866 (rs6000_expand_ternop_builtin): Ditto.
9867 (altivec_expand_builtin): Ditto.
9868 (rs6000_expand_unop_builtin): Ditto.
9869 (rs6000_init_builtins): Ditto.
9870 (altivec_init_builtins): Ditto.
9871 (builtin_function_type): Ditto.
9872 (rs6000_common_init_builtins): Ditto.
9873 (rs6000_handle_altivec_attribute); Ditto.
9874 (rs6000_mangle_type): Ditto.
9875 (rs6000_vector_mode_supported_p): Ditto.
9876 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9879 * config/rs6000/vsx.md: New file for VSX support.
9881 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9882 identifing values with just the most significant bit set.
9883 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9884 vectorized builtins.
9886 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9887 (UNSPEC_VRFIM): Delete.
9888 (splitter for loading up vector with most significant bit): New
9889 splitter for vectorizing copysign.
9890 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9891 vectorizing simple math functions.
9892 (altivec_vrfip): Add support for vectorizing simple math functions.
9893 (altivec_vrfim): Ditto.
9894 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9896 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9897 (power7.md, vsx.md): Include for power7 support.
9898 (copysigndf3): Use VSX instructions if -mvsx.
9899 (negdf2_fpr): Ditto.
9900 (absdf2_fpr): Ditto.
9901 (nabsdf2_fpr): Ditto.
9902 (adddf3_fpr): Ditto.
9903 (subdf3_fpr): Ditto.
9904 (muldf3_fpr): Ditto.
9905 (divdf3_fpr): Ditto.
9906 (fix_truncdfdi2_fpr): Ditto.
9907 (cmpdf_internal1): Ditto.
9908 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9909 (btruncdf2, btruncdf2_fpr): Ditto.
9910 (ceildf2, ceildf2_fpr): Ditto.
9911 (floordf2, floordf2_fpr): Ditto.
9912 (floatdidf2, floatdidf2_fpr): Ditto.
9913 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9914 (fmsubdf4_fpr): Ditto.
9915 (fnmadddf4_fpr_1): Ditto.
9916 (fnmadddf4_fpr_2): Ditto.
9917 (fnmsubdf4_fpr_1): Ditto.
9918 (fnmsubdf4_fpr_2): Ditto.
9919 (fixuns_truncdfdi2): Add expander for VSX support.
9920 (fix_truncdfdi2): Ditto.
9921 (fix_truncdfsi2): Ditto.
9923 (btruncsf2): Whitespace.
9924 (movdf_hardfloat32): Add support for VSX registers.
9925 (movdf_softfloat32): Ditto.
9926 (movdf_hardfloat64): Ditto.
9927 (movdf_hardfloat64_mfpgpr): Ditto.
9928 (movdf_softfloat64): Ditto.
9929 (movti splitters): Add check for vector registers supporting
9930 TImode in the future.
9931 (bpermd): Add power7 bpermd instruction.
9933 * config/rs6000/altivec.h (vec_div): Define if VSX.
9937 (vec_nearbyint): Ditto.
9940 (all predicates): Use the generic builtin function, and not the V4SF
9941 specific function so that the predicates will work with VSX's V2DF.
9945 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9946 Document new VSX functions and types.
9948 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9951 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9952 "wa", and "j" constraints. Modify "v" to talk about Altivec
9953 instead of just vector.
9955 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9958 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9959 location for phi arguments.
9960 (rewrite_update_phi_arguments): Find locations for reaching defs.
9961 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9962 Add location to add_phi_arg calls.
9963 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9964 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9965 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9966 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9967 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9968 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9969 * tree-phinodes.c (make_phi_node): Initialize location.
9970 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9971 (add_phi_arg): Add location parameter.
9972 (remove_phi_arg_num): Move location when moving phi argument.
9973 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9975 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9976 slpeel_update_phi_nodes_for_guard1,
9977 slpeel_update_phi_nodes_for_guard2,
9978 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9979 vect_loop_versioning): Set locations.
9980 * tree-parloops.c (create_phi_for_local_result,
9981 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9982 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9983 * tree-vect-loop.c (get_initial_def_for_induction,
9984 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9986 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9987 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9988 (gimple_phi_arg_set_location): New. Set locus.
9989 (gimple_phi_arg_has_location): New. Check for locus.
9990 (redirect_edge_var_map_location): New. Return locus from var_map.
9991 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9992 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9993 combining PHI arguments.
9994 (cond_store_replacement): Set location.
9995 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9996 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9997 scop_add_exit_phis_edge): Add locations.
9998 * tree-cfgcleanup.c (remove_forwarder_block,
9999 remove_forwarder_block_with_phi): Add locations.
10000 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
10001 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
10003 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
10004 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
10005 flush_pending_stmts): Add source location.
10006 * lambda-code.c (perfect_nestify): Maintain location stack with argument
10007 stack to preserve locations.
10008 * tree-vect-stmts.c (vectorizable_load): Add location.
10009 * tree-inline.c (copy_phis_for_bb): Copy locus.
10010 (setup_one_parameter): Add call locus to inlined parameter stmts.
10011 (initialize_inlined_parameters): Pass in call location as parameter
10013 (tree_function_versioning): Pass location to setup_one_parameter.
10014 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
10015 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
10016 copy and edge lists.
10017 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
10018 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
10019 locus parameter and override the stmt default if provided.
10020 (new_elim_graph, clear_elim_graph, delete_elim_graph,
10021 elim_graph_add_edge, elim_graph_remove_succ_edge,
10022 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
10023 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
10024 eliminate_phi): Add locus info in elimination graph for each edge and
10026 (insert_backedge_copies): Copy locus if present.
10027 * tree-flow.h (struct _edge_var_map): Add locus field.
10028 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
10029 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
10030 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
10032 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
10034 2009-07-30 Martin Jambor <mjambor@suse.cz>
10036 PR tree-optimization/40570
10037 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
10038 use inlining loops.
10040 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
10042 * ssa-loop-manip.c: Include langhooks.h.
10043 (rewrite_phi_with_iv): New.
10044 (rewrite_all_phi_nodes_with_iv): New.
10045 (canonicalize_loop_ivs): Move here from tree-parloops.c.
10046 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
10047 * tree-parloops.c (loop_parallel_p): Move out all conditions
10048 except dependency check.
10049 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
10050 (gen_parallel_loop): Call canonicalize_loop_ivs without
10051 reduction_list argument.
10052 (build_new_reduction): New.
10053 (gather_scalar_reductions): New.
10054 (try_get_loop_niter): New.
10055 (try_create_reduction_list): New.
10056 (parallleize_loops): Change the parallel conditions check.
10057 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
10058 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
10060 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
10062 * opt-functions.awk (opt_args): Allow argument to be enclosed in
10064 * doc/options.texi (Option properties): Mention new quoting syntax.
10066 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10068 * config/alpha/alpha.c (alpha_start_function):
10069 Handle VMS_DEBUG_MAIN_POINTER
10070 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
10071 * doc/invoke.texi: Document -mdebug-main switch.
10073 2009-07-29 Richard Henderson <rth@redhat.com>
10075 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
10076 (cgraph_create_edge_including_clones): Likewise.
10077 * tree-inline.c (copy_bb): Operate on the correct edges
10078 when updating the callgraph.
10080 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10082 * config/alpha/vms-cc.c: Deleted.
10083 * config/alpha/vms-ld.c: Deleted.
10084 * config/alpha/t-vms64: Moved to config/vms
10085 * config/alpha/vms-crt0-64.c: Moved to config/vms
10086 * config/alpha/vms-crt0.c: Moved to config/vms
10087 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
10088 * config/alpha/vms-psxcrt0.c: Moved to config/vms
10089 * config/alpha/xm-vms.h: Moved to config/vms
10090 * config/alpha/x-vms: Moved to config/vms
10091 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
10093 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
10094 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
10096 * config/vms/t-vms64: Moved here from config/alpha
10097 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
10098 (argc,argv,envp): Enforce 32bit malloc'ing.
10099 * config/vms/vms-psxcrt0-64.c: Likewise.
10100 * config/vms/vms-crt0.c: Moved here from config/alpha.
10101 * config/vms/vms-psxcrt0.c: Likewise.
10102 * config/vms/vms-crtl-64.h: New file.
10103 * config/vms/vms-crtl.h: New file.
10104 * config/vms/vms.opt: New file.
10105 * config/vms/xm-vms64.h: New file.
10106 * config/vms/xm-vms.h: Moved here from config/alpha.
10107 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
10109 * config/vms/x-vms: Moved here from config/alpha.
10110 (version, VMS_EXTRA_PARTS): Moved to t-vms.
10111 (vms-ld.o, vms-cc.o): Removed.
10112 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
10114 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10116 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
10117 correct stack (obvious VMS fix).
10119 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10121 * dwarf2out.c (output_file_names): Output VMS style file name, size,
10122 date, version info if VMS_DEBUGGING_INFO defined.
10123 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
10124 size, date calculating code moved here.
10126 2009-07-29 Paul Brook <paul@codesourcery.com>
10128 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
10131 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
10134 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
10135 to DImode when generating insq_le insn.
10137 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10139 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
10140 New macro set for VMS_DEBUGGGING_INFO.
10141 (AT_string_form): Use it.
10143 2009-07-28 DJ Delorie <dj@redhat.com>
10145 * config/mep/mep.c (vtext_section): New.
10146 (vftext_section): New.
10147 (ftext_section): New.
10148 (mep_select_section): Add support for functions.
10149 (mep_unique_section): Likewise.
10150 (mep_asm_init_sections): Likewise.
10151 (mep_encode_section_info): Remove it from here.
10153 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
10155 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
10157 * tree.h (TREE_DEPRECATED): Document it is used for types too.
10158 (TYPE_VECTOR_OPAQUE): Use default_def_flag
10160 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10162 * dwarf2out.c (output_file_names): Test new macro
10163 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
10164 (add_comp_dir_attribute): Likewise.
10166 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
10168 * config/i386/mingw-w64.h (LINK_SPEC): Add
10169 separating space between commands.
10171 2009-07-28 Jan Hubicka <jh@suse.cz>
10173 PR tree-optimization/40759
10174 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
10177 2009-07-27 DJ Delorie <dj@redhat.com>
10179 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
10180 types are dword-aligned.
10181 (mep_expand_va_start): Likewise.
10183 2009-07-27 Olivier Hainque <hainque@adacore.com>
10184 Douglas B Rupp <rupp@gnat.com>
10186 * convert.c (convert_to_pointer): Don't assume the target
10187 pointer type is POINTER_SIZE long. Fetch its precision instead.
10189 2009-07-27 Douglas B Rupp <rupp@gnat.com>
10191 * system.h (fopen): Undefine if macro.
10193 2009-07-27 Jakub Jelinek <jakub@redhat.com>
10195 * dwarf2out.c (output_cfi_p): Removed.
10196 (output_cfis): New function.
10197 (output_fde): New function, split from output_call_frame_info.
10198 (output_call_frame_info): Use it.
10199 (dwarf2out_switch_text_section): Use output_cfis.
10201 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10203 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
10204 TARGET_BI_ARCH is specified without enabling SJLJ.
10205 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
10206 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
10208 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
10210 * arm.md (negdi2): Use DImode if forcing a value into a register.
10212 2009-07-26 Ira Rosen <irar@il.ibm.com>
10214 PR tree-optimization/40801
10215 * tree-vect-stmts.c (vectorizable_call): Get previous copy
10216 of vector operand from the previous copy of vector statement.
10217 Pass the correct definition type value to
10218 vect_get_vec_def_for_stmt_copy().
10220 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10222 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
10223 const char ** conversion.
10225 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10227 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
10228 fancy_abort() if !ENABLE_ASSERT_CHECKING.
10229 (gcc_unreachable): Invoke __builtin_unreachable() if
10230 !ENABLE_ASSERT_CHECKING.
10232 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10234 PR rtl-optimization/40445
10235 * emit-rtl.c (next_nonnote_insn_bb): New function.
10236 * rtl.h (next_nonnote_insn_bb): Declare new function.
10237 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
10238 with no successors that is the successor of the ENTRY_BLOCK.
10239 Continue from the top after removing an empty fallthrough block.
10240 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
10241 of next_nonnote_insn.
10243 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10245 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
10247 2009-07-25 Martin Jambor <mjambor@suse.cz>
10249 * c-common.c (c_common_attribute_table): New element for noclone.
10250 (handle_noclone_attribute): New function. Forward-declare.
10251 * tree-inline.c (tree_versionable_function_p): Check for noclone
10253 * doc/extend.texi (Labels as Values): Document need for noclone.
10254 (Function Attributes): Document noclone attribute.
10256 2009-07-25 Jakub Jelinek <jakub@redhat.com>
10258 PR rtl-optimization/34999
10259 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
10260 and dw_fde_switched_cold_to_hot fields.
10261 (output_cfi_p): New function.
10262 (output_call_frame_info): If fde->dw_fde_switched_sections,
10263 output 2 FDEs instead of one with corrupted header.
10264 (dwarf2out_do_cfi_startproc): New function.
10265 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
10266 and fde->dw_fde_switched_cold_to_hot.
10267 (dwarf2out_switch_text_section): Compute
10268 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
10269 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
10270 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
10271 Otherwise, compute fde->dw_fde_switch_cfi.
10273 2009-07-24 Cary Coutant <ccoutant@google.com>
10275 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
10277 2009-07-24 Cary Coutant <ccoutant@google.com>
10279 * cfghooks.c (split_block): Copy discriminator to new block.
10280 * tree-cfg.c (assign_discriminator): Check location of last
10281 instruction in block as well as first.
10283 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
10285 * config/i386/linux.c: Use fputs or putc instead of fprintf
10287 * config/i386/gas.h: Ditto.
10288 * config/i386/x86-64.h: Ditto.
10289 * config/i386/att.h: Ditto.
10291 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10293 * expmed.c (emit_store_flag): Use a recursive call to optimize the
10296 2009-07-24 Martin Jambor <mjambor@suse.cz>
10298 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
10299 (ipa_push_func_to_list_1): Declare.
10300 (ipa_push_func_to_list): New function.
10302 * ipa-prop.c (ipa_push_func_to_list_1): New function.
10303 (ipa_init_func_list): Call ipa_push_func_to_list_1.
10304 (ipa_push_func_to_list): Removed.
10305 (ipa_pop_func_from_list): Clear node_enqueued flag.
10307 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10309 * config/s390/s390.c (override_options): Default
10310 max-unrolled-insns to 100 for z10 tuning.
10312 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10314 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10315 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10316 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10317 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10318 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10319 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10320 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10322 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10324 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10325 use default set in mingw32.h header.
10326 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10327 64-bit /mingw/include path.
10328 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10331 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10333 PR rtl-optimization/40209
10334 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10336 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10338 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10339 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10340 with the rest of string where appropriate. Use fputs or putc
10341 instead of fprintf where appropriate.
10343 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10344 Pat Haugen <pthaugen@us.ibm.com>
10345 Revital Eres <ERES@il.ibm.com>
10347 * config/rs6000/vector.md: New file. Move most of the vector
10348 expander support here from altivec.md to allow for the VSX vector
10349 unit in the future. Add support for secondary_reload patterns.
10350 Rewrite the patterns for vector comparison, and vector comparison
10351 predicate instructions so that the RTL expresses the desired
10352 behavior, instead of using unspec.
10354 * config/rs6000/constraints.md ("f" constraint): Use
10355 rs6000_constraints to hold the precalculated register class.
10356 ("d" constraint): Ditto.
10357 ("wd" constraint): New constraint for VSX.
10358 ("wf" constraint): Ditto.
10359 ("ws" constraint): Ditto.
10360 ("wa" constraint): Ditto.
10361 ("wZ" constraint): Ditto.
10362 ("j" constraint): Ditto.
10364 * config/rs6000/predicates.md (vsx_register_operand): New
10366 (vfloat_operand): New predicate for vector.md.
10367 (vint_operand): Ditto.
10368 (vlogical_operand): Ditto.
10369 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10370 (easy_vector_constant): Add VSX support.
10371 (altivec_indexed_or_indirect_operand): New predicate for
10372 recognizing Altivec style memory references with AND -16.
10374 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10375 for vector secondary reload support.
10376 (rs6000_vector_reg_class): Delete, replacing it with
10377 rs6000_constraints.
10378 (rs6000_vsx_reg_class): Ditto.
10379 (rs6000_constraints): New array to hold the register classes of
10380 each of the register constraints that can vary at runtime.
10381 (builtin_mode_to_type): New static array for builtin function type
10383 (builtin_hash_table): New static hash table for builtin function
10385 (TARGET_SECONDARY_RELOAD): Define target hook.
10386 (TARGET_IRA_COVER_CLASSES): Ditto.
10387 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10388 registers are 128 bits if VSX memory reference instructions are used.
10389 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10390 unit is being used.
10391 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10392 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10393 Print several of the scheduling related parameters.
10394 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10395 rs6000_constraints instead of rs6000_vector_reg_class. Move
10396 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10397 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10398 Altivec. Add VSX support. Setup for secondary reload support on
10399 Altivec/VSX registers.
10400 (rs6000_override_options): Make power7 set the scheduling groups
10401 like the power5. Add support for new debug switches to override
10402 the scheduling defaults. Temporarily disable -mcpu=power7 from
10403 setting -mvsx. Add support for debug switches -malways-hint,
10404 -msched-groups, and -malign-branch-targets.
10405 (rs6000_buitlin_conversion): Add support for returning unsigned
10406 vector conversion functions to fix regressions due to stricter
10408 (rs6000_builtin_mul_widen_even): Ditto.
10409 (rs6000_builtin_mul_widen_odd): Ditto.
10410 (rs6000_builtin_vec_perm): Ditto.
10411 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10412 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10413 to zero a register.
10414 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10415 generated upstream.
10416 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10417 VSX types for bit operations. Changes to accomidate vector.md.
10418 (bdesc_2arg): Ditto.
10419 (bdesc_1arg): Ditto.
10420 (struct builtin_description_predicates): Rewrite predicate
10421 handling so that RTL describes the operation, instead of passing
10422 the instruction to be used as a string argument.
10423 (bdesc_altivec_preds): Ditto.
10424 (altivec_expand_predicate_builtin): Ditto.
10425 (altivec_expand_builtin): Ditto.
10426 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10427 statement for vsldoi support.
10428 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10429 (altivec_expand_st_builtin): Ditto.
10430 (paired_expand_builtin): Whitespace changes.
10431 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10432 builtin_mode_to_type table for secondary reload. Call
10433 builtin_function_type to build random builtin functions.
10434 (altivec_init_builtins): Change to use builtin_function_type to
10435 create builtin function types dynamically as we need them.
10436 (builtin_hash_function): New support for hashing the tree types
10437 for builtin function as we need it, rather than trying to build
10438 all of the trees that we need. Add initial preliminary VSX support.
10439 (builtin_function_type): Ditto.
10440 (builtin_function_eq): Ditto.
10441 (builtin_hash_struct): Ditto.
10442 (rs6000_init_builtins): Ditto.
10443 (rs6000_common_init_builtins): Ditto.
10444 (altivec_init_builtins): Ditto.
10445 (rs6000_common_init_builtins): Ditto.
10446 (enum reload_reg_type): New enum for simplifing reg classes.
10447 (rs6000_reload_register_type): Simplify register classes into GPR,
10448 Vector, and other registers. Altivec and VSX addresses in reload.
10449 (rs6000_secondary_reload_inner): Ditto.
10450 (rs6000_ira_cover_classes): New target hook, that returns the
10451 appropriate cover classes, based on -mvsx being used or not.
10452 (rs6000_secondary_reload_class): Add VSX support.
10453 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10454 (get_vsel_insn): Ditto.
10455 (rs6000_emit_vector_compare): Rewrite vector conditional support
10456 so that where we can, we use RTL operators, instead of blindly use
10458 (rs6000_emit_vector_select): Ditto.
10459 (rs6000_emit_vector_cond_expr): Ditto.
10460 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10461 (create_TOC_reference): Add -mdebug=addr support.
10462 (emit_frame_save): VSX loads/stores need register indexed addressing.
10464 * config/rs6000/rs6000.md: Include vector.md.
10466 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10468 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10469 support for V2DI, V2DF in logical, permute, select operations.
10471 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10472 switch for vsx/power7.
10473 (-mvsx-scalar-memory): Ditto.
10474 (-mvsx-align-128): Ditto.
10475 (-mallow-movmisalign): Ditto.
10476 (-mallow-df-permute): Ditto.
10477 (-msched-groups): Ditto.
10478 (-malways-hint): Ditto.
10479 (-malign-branch-targets): Ditto.
10481 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10483 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10484 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10485 (rs6000_vector_reg_class): Delete.
10486 (rs6000_vsx_reg_class): Ditto.
10487 (enum rs6000_reg_class_enum): New enum for the constraints that
10488 vary based on target switches.
10489 (rs6000_constraints): New array to hold the register class for all
10490 of the register constraints that vary based on the switches used.
10491 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10492 (enum rs6000_builtins): Add unsigned varients for the builtin
10493 declarations returned by target hooks for expanding multiplies,
10494 select, and permute operations. Add VSX builtins.
10495 (enum rs6000_builtin_type_index): Add entries for VSX.
10496 (V2DI_type_node): Ditto.
10497 (V2DF_type_node): Ditto.
10498 (unsigned_V2DI_type_node): Ditto.
10499 (bool_long_type_node): Ditto.
10500 (intDI_type_internal_node): Ditto.
10501 (uintDI_type_internal_node): Ditto.
10502 (double_type_internal_node): Ditto.
10504 * config/rs6000/altivec.md (whole file): Move all expanders to
10505 vector.md from altivec.md. Rename insn matching functions to be
10507 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10508 (altivec_vcmp*): Ditto.
10509 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10510 (VM): New iterator for moves that includes the VSX types.
10511 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10512 (altivec_vperm_<mode>_uns): New, for unsigned types.
10513 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10514 (altivec_eq<mode>): Ditto.
10515 (altivec_gt<mode>): Ditto.
10516 (altivec_gtu<mode>): Ditto.
10517 (altivec_eqv4sf): Ditto.
10518 (altivec_gev4sf): Ditto.
10519 (altivec_gtv4sf): Ditto.
10520 (altivec_vcmpbfp_p): Ditto.
10522 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10524 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10527 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10530 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10531 ASM_SHORT instead of .word.
10532 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10533 instead of .word in asm template.
10535 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10538 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10539 (process_bb_node_lives): Use it.
10541 * ira.c (setup_cover_and_important_classes): Don't setup
10542 ira_important_class_nums. Add cover classes to the end of
10544 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10546 (find_reg_class_closure): Use reorder_important_classes.
10548 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10550 * config/i386/i386.c (i386_ira_cover_classes): New function.
10551 (TARGET_IRA_COVER_CLASSES): Redefine.
10553 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10554 importance of order of cover classes in the array.
10556 2009-07-22 Diego Novillo <dnovillo@google.com>
10558 * tree-pass.h (TDF_EH): Define.
10559 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10560 contains TDF_EH, print the EH region number holding GS.
10561 * tree-dump.c (dump_options): Add "eh".
10562 * doc/invoke.texi: Document it.
10564 2009-07-22 Doug Kwan <dougkwan@google.com>
10566 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10568 2009-07-22 Michael Matz <matz@suse.de>
10570 PR tree-optimization/35229
10571 PR tree-optimization/39300
10573 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10574 (inhibit_phi_insertion): New function.
10575 (insert_into_preds_of_block): Call it for REFERENCEs.
10576 (init_pre): Initialize and finalize scalar evolutions.
10577 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10579 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10581 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10582 Use CONST_VECTOR_NUNITS to determine number of elements.
10584 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10586 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10587 (U, W): Constraints are now deprecated and will be removed if we
10588 run out of letters.
10589 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10591 ("prefetch"): Add the stcmh instruction for prefetching.
10592 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10594 (s390_short_displacement): Return always true if compiling for
10595 machines not providing the long displacement facility.
10596 (s390_mem_constraint): Support the new constraint letter Z.
10597 (s390_check_qrst_address): New function.
10599 2009-07-21 DJ Delorie <dj@redhat.com>
10601 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10604 2009-07-21 Jason Merrill <jason@redhat.com>
10606 * c-common.c (max_tinst_depth): Increase default to 1024.
10608 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10610 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10611 (vec_unpacku_float_lo_v4si): Ditto.
10613 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10616 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10617 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10618 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10619 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10621 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10623 PR tree-optimization/40813
10624 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10627 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10629 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10630 with a NOP_EXPR if needed.
10632 2009-07-21 Paul Brook <paul@codesourcery.com>
10634 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10635 Terminate debug dump with newline.
10637 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10639 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10640 Cast "1" to unsigned HOST_WIDE_INT.
10641 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10642 deposit length to the maximum length - lsb. Extend length if
10643 HOST_BITS_PER_WIDE_INT is 32.
10645 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10647 * cgraph.h (constant_pool_htab): New function.
10648 (constant_descriptor_tree): Move from varasm.c.
10649 * varasm.c (constant_pool_htab): New function.
10650 (constant_descriptor_tree): Move to cgraph.h.
10652 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10654 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10656 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10658 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10661 2009-07-20 Xinliang David Li <davidxl@google.com>
10663 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10665 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10667 * config/mips/mips.md (move_type): Add arith.
10668 (type): Handle arith.
10669 (zero_extendsidi2): Rename this into ...
10670 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10671 (zero_extendsidi2): New expander.
10672 (*zero_extendsidi2_dext): New pattern.
10674 2009-07-20 Nick Clifton <nickc@redhat.com>
10676 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10677 to set MIPS_ABI_DEFAULT.
10678 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10680 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10682 * tree-object-size.c (addr_object_size): Handle unions with
10683 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10685 PR tree-optimization/40792
10686 * tree.c (build_function_type_skip_args): Remove bogus assert.
10688 2009-07-20 Jan Hubicka <jh@suse.cz>
10689 Martin Jambor <mjambor@suse.cz>
10691 * cgraph.h (combined_args_to_skip): New field.
10692 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10693 combined_args_to_skip and args_to_skip.
10694 * tree-inline.c (update_clone_info): New function.
10695 (tree_function_versioning): Call update_clone_info.
10696 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
10698 (cgraph_materialize_all_clones): More extensive dumping, working
10699 with combined_args_to_skip rather than args_to_skip.
10701 2009-07-20 Ira Rosen <irar@il.ibm.com>
10703 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10704 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10705 (get_initial_def_for_reduction): Likewise.
10706 (vectorizable_reduction): Skip the check of first operand in case
10707 of COND_EXPR. Add check that it is outer loop vectorization if
10708 nested cycle was detected. Call vectorizable_condition() for
10709 COND_EXPR. If reduction epilogue cannot be created do not fail for
10710 nested cycles (if it is not double reduction). Assert that there
10711 is only one type in the loop in case of COND_EXPR. Call
10712 vectorizable_condition() to vectorize COND_EXPR.
10713 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10714 Add parameters. Allow nested cycles if called from
10715 vectorizable_reduction(). Use reduction vector variable if provided.
10716 (vect_analyze_stmt): Call vectorizable_reduction() before
10717 vectorizable_condition().
10718 (vect_transform_stmt): Update call to vectorizable_condition().
10720 2009-07-20 Christian Bruel <christian.bruel@st.com>
10722 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10723 * doc/invoke.texi (-mfmovd): Likewise.
10724 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10726 2009-07-20 Jan Hubicka <jh@suse.cz>
10728 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10729 when handling SSA name.
10731 2009-07-19 Jan Hubicka <jh@suse.cz>
10733 PR tree-optimization/40676
10734 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10735 virtual PHIs in empty BBs.
10737 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10739 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10740 re-expanded the compound use gen_lowpart instead to convert to the
10743 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10745 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10746 OUTER_CONST arguments.
10747 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10748 the new wider mode will be masked off.
10749 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10751 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10753 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10754 high-order bits are zero.
10756 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10758 * combine.c (simplify_shift_const_1): Split code to determine
10759 shift_mode into ...
10760 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10761 new bits shifted in are identical to the old sign bit.
10763 2009-07-18 Richard Guenther <rguenther@suse.de>
10766 * gimplify.c (gimplify_call_expr): Reject code using results from
10767 functions returning void.
10769 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10771 * doc/md.texi: Document the new PowerPC "es" constraint.
10772 Document that "m" can include automodified addresses on this target,
10773 and explain how %U must be used. Extend the "Q" and "Z" documentation
10774 to suggest "es" as well as "m".
10775 * config/rs6000/constraints.md (es): New memory constraint.
10776 (Q, Z): Update strings to match new documentation.
10778 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10780 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10781 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10782 * config/rs6000/predicates.md (volatile_mem_operand): Use
10783 offsettable_nonstrict_memref_p.
10784 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10785 (*floatunssidf2_internal): Likewise.
10786 (*fix_truncdfsi2_internal): Likewise.
10787 (*fix_trunctfsi2_internal): Likewise.
10789 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10791 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10792 atmega32u2 devices.
10793 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10795 2009-07-17 Richard Guenther <rguenther@suse.de>
10798 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10799 (pass_warn_unused_result): Likewise.
10800 (TODO_set_props): Remove.
10801 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10803 (pass_diagnose_omp_blocks): Define.
10804 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10805 (c_gimple_diagnostics_recursively): Remove.
10806 (finish_function): Do not call it.
10807 (c_write_global_declarations): Continue after errors.
10808 Finalize the CU here.
10809 * c-gimplify.c (c_genericize): Do not gimplify here.
10810 * c-common.c (c_warn_unused_result): Move ...
10811 * tree-cfg.c (do_warn_unused_result): ... here.
10812 (run_warn_unused_result): New function.
10813 (gate_warn_unused_result): New function.
10814 (pass_warn_unused_result): New pass.
10815 * c-common.h (c_warn_unused_result): Remove.
10816 * flags.h (flag_warn_unused_result): Declare.
10817 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10818 * opts.c (flag_warn_unused_result): Initialize to false.
10819 * toplev.c (compile_file): Add comment.
10820 * omp-low.c (create_omp_child_function): Do not register
10821 the function with the frontend.
10822 (diagnose_omp_structured_block_errors): Prepare to be
10823 called as optimization pass.
10824 (gate_diagnose_omp_blocks): New function.
10825 (pass_diagnose_omp_blocks): New pass.
10826 * cgraph.h (cgraph_optimize): Remove.
10827 (cgraph_analyze_function): Likewise.
10828 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10829 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10830 before their parents here.
10831 (cgraph_finalize_function): Not here.
10832 (cgraph_analyze_function): Gimplify functions here.
10833 (cgraph_finalize_compilation_unit): Continue after errors.
10834 Optimize the callgraph from here.
10835 (cgraph_optimize): Make static.
10836 * langhooks.c (write_global_declarations): Finalize the CU.
10837 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10838 (gimplify_function_tree): Assert we gimplify only once.
10839 Set PROP_gimple_any property.
10840 * tree-nested.c (gimplify_all_functions): New function.
10841 (lower_nested_functions): Gimplify all nested functions.
10842 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10843 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10844 and pass_diagnose_omp_blocks after gimplification. Do not
10845 set TODO_set_props on all_lowering_passes.
10846 (execute_one_pass): Do not handle TODO_set_props.
10847 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10848 (gimplify.o): Add tree-pass.h dependency.
10849 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10850 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10851 (unsave_r): Likewise.
10852 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10853 temporary variable.
10855 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10857 * doc/service.texi (Service): Restore previously removed link,
10858 which isn't broken after all.
10860 2009-07-17 Richard Guenther <rguenther@suse.de>
10862 PR tree-optimization/40321
10863 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10864 PHI nodes to the maximal set.
10865 (make_values_for_phi): Add PHI arguments to the maximal set.
10866 (execute_pre): Dump PHI_GEN and the maximal set.
10868 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10871 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10874 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10876 * doc/extend.texi (Nested Functions): Replace broken link with
10878 * doc/service.texi (Service): Remove broken link.
10880 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10883 * builtins.c (expand_builtin_memcmp): Use loc instead of
10884 EXPR_LOCATION (exp).
10885 (expand_builtin_strncmp): Likewise.
10887 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10888 Manuel López-Ibáñez <manu@gcc.gnu.org>
10891 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10892 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10893 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10894 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10895 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10896 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10897 tree-inline.c, c-common.c, c-common.h, gimple.c,
10898 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10899 convert.c: Add location argument to fold_{unary,binary,ternary},
10900 fold_build[123], build_call_expr, build_size_arg,
10901 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10902 fold_build1_initializer, fold_build2_initializer,
10903 fold_build3_initializer, fold_build_call_array,
10904 fold_build_call_array_initializer, fold_single_bit_test,
10905 omit_one_operand, omit_two_operands, invert_truthvalue,
10906 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10907 combine_comparisons, fold_builtin_*, fold_call_expr,
10908 build_range_check, maybe_fold_offset_to_address, round_up,
10911 2009-07-16 Jason Merrill <jason@redhat.com>
10914 * c-common.c (c_common_reswords): Add __is_standard_layout
10916 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10917 * doc/implement-cxx.texi: New.
10918 * doc/gcc.texi: Include it.
10920 2009-07-16 DJ Delorie <dj@redhat.com>
10922 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10923 compares that may be indirectly affected by previous instructions.
10925 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10927 * builtins.c (do_mpc_arg2): New.
10928 (fold_builtin_2): Fold builtin cpow.
10929 * real.h (HAVE_mpc_pow): New.
10931 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10933 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10934 comparison to skip unprofitable schedule
10936 2009-07-16 Simon Baldwin <simonb@google.com>
10938 * gcc.c (option_map): New flag -no-canonical-prefixes.
10939 * (display_help): Print help text for new flag.
10940 * (process_command): Move options translation and language specifics
10941 and handle new flag early. Use it to set a function pointer to a
10942 prefix builder. Replace make_relative_prefix calls with calls to
10943 the function pointed to. Ignore new flag in regular options handling.
10944 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10946 2009-07-15 DJ Delorie <dj@redhat.com>
10948 * config/mep/mep.md (sibcall_internal): Change register to avoid
10949 argument registers.
10950 (sibcall_value_internal): Likewise.
10952 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10954 PR rtl-optimization/40710
10955 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10957 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10959 * config/mips/mips.md (*extenddi_truncate<mode>,
10960 *extendsi_truncate<mode>): Change type attribute to move_type
10961 with shift_shift. Split out code handling exts from here ...
10962 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10964 (*extendhi_truncateqi): Change type attribute to move_type with
10965 shift_shift. Split out code handling exts from here ...
10966 (*extendhi_truncateqi_exts): ... to this new pattern.
10968 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10970 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10971 instead of "and" with inverted sign bit mask value. Use
10972 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10973 Allocate registers only for operand 4 and operand 5.
10975 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10977 PR middle-end/40747
10978 * fold-const.c (fold_cond_expr_with_comparison): When folding
10979 < and <= to MIN, make sure the MIN uses the same type as the
10980 comparison's operands.
10982 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10984 * arm.md (ior_xor): New code iterator.
10985 (split for ior/xor with shift and zero-extend): New split pattern.
10986 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10988 2009-07-15 Richard Guenther <rguenther@suse.de>
10990 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10993 2009-07-15 Richard Guenther <rguenther@suse.de>
10995 PR middle-end/40753
10996 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10998 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11000 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
11001 handle 2.6.30 kernel.
11003 2009-07-15 DJ Delorie <dj@redhat.com>
11005 * config/mep/mep.md (sibcall_internal): Change register to allow
11006 for 24-bit addresses.
11007 (sibcall_value_internal): Likewise.
11009 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
11011 * doc/invoke.texi: Added descriptions of the scheduling heuristics
11012 that are enabled/disabled by the flags introduced by a previous patch.
11014 2009-07-14 DJ Delorie <dj@redhat.com>
11016 * config/mep/mep.md (sibcall_internal): Include non-toggling
11018 (sibcall_value_internal): Likewise.
11020 2009-07-14 Taras Glek <tglek@mozilla.com>
11021 Rafael Espindola <espindola@google.com>
11023 * doc/sourcebuild.texi: Document install-plugin target.
11024 * configure.ac: Added install-plugin target to language makefiles.
11025 * configure: Regenerate.
11026 * Makefile.in (install-plugin): Install more headers,
11027 depend on lang.install-plugin.
11029 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11031 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
11034 2009-07-14 DJ Delorie <dj@redhat.com>
11036 * config/mep/mep.c (mep_vliw_jmp_match): New function.
11037 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
11038 * config/mep/mep.md (sibcall_internal): Change test from
11039 mep_vliw_mode_match to mep_vliw_jmp_match.
11040 (sibcall_value_internal): Likewise.
11042 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
11044 * config/i386/sse.md (copysign<mode>3): New expander.
11045 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
11046 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
11047 Use ix86_build_const_vector.
11048 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
11049 IX86_BUILTIN_CPYSGNPD.
11050 (builtin_description): Add __builtin_ia32_copysignps and
11051 __builtin_ia32_copysignpd.
11052 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
11053 and BUILT_IN_COPYSIGNF.
11055 2009-07-13 Jason Merrill <jason@redhat.com>
11057 * builtins.c (can_trust_pointer_alignment): New fn.
11058 (get_pointer_alignment): Factor it out from here.
11059 * tree.h: Declare it.
11061 2009-07-14 David Edelsohn <edelsohn@gnu.org>
11063 * config/rs6000/predicates.md (offsettable_mem_operand): Test
11066 2009-07-14 Dodji Seketeli <dodji@redhat.com>
11070 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
11072 2009-07-14 Richard Guenther <rguenther@suse.de>
11073 Andrey Belevantsev <abel@ispras.ru>
11075 PR middle-end/40745
11076 * cfgexpand.c (partition_stack_vars): Do not bother to update
11077 alias information when not optimizing.
11079 2009-07-14 Richard Guenther <rguenther@suse.de>
11080 Andrey Belevantsev <abel@ispras.ru>
11082 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
11083 (pt_solution_set): Likewise.
11084 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
11085 * tree-ssa-structalias.c (pt_solution_set): New function.
11086 * final.c (rest_of_clean_state): Free SSA data structures.
11087 * print-rtl.c (print_decl_name): Remove.
11088 (print_mem_expr): Implement in terms of print_generic_expr.
11089 * alias.c (ao_ref_from_mem): New function.
11090 (rtx_refs_may_alias_p): Likewise.
11091 (true_dependence): Query alias-export info.
11092 (canon_true_dependence): Likewise.
11093 (write_dependence_p): Likewise.
11094 * tree-dfa.c (get_ref_base_and_extent): For void types leave
11096 * emit-rtl.c (component_ref_for_mem_expr): Remove.
11097 (mem_expr_equal_p): Use operand_equal_p.
11098 (set_mem_attributes_minus_bitpos): Do not use
11099 component_ref_for_mem_expr.
11100 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
11101 (update_alias_info_with_stack_vars): Likewise.
11102 (partition_stack_vars): Call update_alias_info_with_stack_vars.
11103 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
11104 explicitly nor clear stmt operands.
11105 Free the decl-to-pointer map.
11106 * tree-optimize.c (execute_free_datastructures): Do not free
11107 SSA data structures here.
11108 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
11109 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
11110 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
11112 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
11114 2009-07-13 DJ Delorie <dj@redhat.com>
11116 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
11117 unrolling at the right iteration count.
11119 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
11122 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11124 * haifa-sched.c (rank_for_schedule): Introduced flags to
11125 enable/disable individual scheduling heuristics.
11126 * common.opt: Introduced flags to enable/disable individual
11127 heuristics in the scheduler.
11128 * doc/invoke.texi: Introduced flags to enable/disable individual
11129 heuristics in the scheduler.
11131 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
11133 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
11134 config/i386/mingw-tls.c.
11135 * config/i386/mingw-tls.c: Removed.
11137 2009-07-13 Ira Rosen <irar@il.ibm.com>
11139 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
11140 checks access only relevant statements.
11141 (vectorizable_reduction): Likewise.
11143 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
11145 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
11146 just for 32-bit case.
11148 2009-07-12 Jan Hubicka <jh@suse.cz>
11150 PR tree-optimization/40585
11151 * except.c (expand_resx_expr): When there already is resume
11152 instruction, produce linked list.
11153 (build_post_landing_pads): Assert that resume is empty.
11154 (connect_post_landing_pads): Handle resume lists.
11155 (dump_eh_tree): Dump resume list.
11157 2009-07-12 Ira Rosen <irar@il.ibm.com>
11159 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11160 with additional argument.
11161 * tree-vectorizer.h (enum vect_def_type): Add
11162 vect_double_reduction_def.
11163 (vect_is_simple_reduction): Add argument.
11164 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
11166 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
11167 vect_is_simple_reduction with additional argument.
11168 (vect_analyze_loop_operations): Handle exit phi nodes in case of
11170 (reduction_code_for_scalar_code): Handle additional codes by
11171 returning ERROR_MARK for them. Fix comment and indentation.
11172 (vect_is_simple_reduction): Fix comment, add argument to specify
11173 double reduction. Detect double reduction.
11174 (get_initial_def_for_induction): Fix indentation.
11175 (get_initial_def_for_reduction): Fix comment and indentation.
11176 Handle double reduction. Create initial definitions that do not
11177 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
11178 (vect_create_epilog_for_reduction): Fix comment, add argument to
11179 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
11180 epilogue result extraction. Create double reduction phi node and
11181 replace relevant uses.
11182 (vectorizable_reduction): Call vect_is_simple_reduction with
11183 additional argument. Fix indentation. Update epilogue code treatment
11184 according to the changes in reduction_code_for_scalar_code. Check
11185 for double reduction. Call vect_create_epilog_for_reduction with
11186 additional argument.
11187 * tree-vect-stmts.c (process_use): Handle double reduction, update
11189 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
11190 (vect_get_vec_def_for_operand): Likewise.
11192 2009-07-12 Danny Smith <dansmister@gmail.com>
11194 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
11195 dllexport if !TREE_PUBLIC.
11196 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
11198 2009-07-11 Anatoly Sokolov <aesok@post.ru>
11200 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
11201 (avr_extra_arch_macro) Remove declatation.
11202 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
11203 (avr_extra_arch_macro) Declare as static.
11204 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
11206 2009-07-11 Jan Hubicka <jh@suse.cz>
11208 PR middle-end/48388
11209 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
11211 2009-07-11 Jakub Jelinek <jakub@redhat.com>
11214 * dwarf2out.c (dw_fde_struct): Add in_std_section and
11215 cold_in_std_section bits.
11216 (dwarf2out_begin_prologue): Initialize them.
11217 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
11218 if already covered by text_section or cold_text_section range.
11220 PR rtl-optimization/40667
11221 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
11222 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
11223 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
11224 * config/i386/i386.c (ix86_minimum_alignment): New function.
11225 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
11226 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
11227 * emit-rtl.c (gen_reg_rtx): Likewise.
11228 * function.c (assign_parms): Likewise. If nominal_type needs
11229 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
11230 rather than passed_type's alignment.
11233 * function.c (assign_parm_setup_stack): Adjust
11234 MEM_OFFSET (data->stack_parm) if promoted_mode is different
11235 from nominal_mode on big endian.
11237 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
11239 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
11241 2009-07-10 DJ Delorie <dj@redhat.com>
11243 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
11245 2009-07-10 Mark Mitchell <mark@codesourcery.com>
11247 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
11249 (thumb2_cbnz): Likewise.
11251 2009-07-10 David Daney <ddaney@caviumnetworks.com>
11254 * config.gcc (supported_defaults): Add synci.
11255 (with_synci): Add validation.
11256 (all_defaults): Add synci.
11257 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
11260 * config/mips/mips.opt (msynci): New option.
11261 * config/mips/mips.c (mips_override_options): Warn on use of
11262 -msynci for targets that do now support it.
11263 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
11265 * gcc/doc/invoke.texi (-msynci): Document the new option.
11266 * doc/install.texi (--with-synci): Document the new option.
11268 2009-07-10 Richard Guenther <rguenther@suse.de>
11270 PR tree-optimization/40496
11271 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
11272 the PHI result with a compatible type.
11274 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
11278 * c.opt (Wunused-result): New.
11279 * doc/invoke.texi: Document it.
11280 * c-common.c (c_warn_unused_result): Use it.
11282 2009-07-09 DJ Delorie <dj@redhat.com>
11284 * targhooks.c (default_target_can_inline_p): Rename from
11285 default_target_option_can_inline_p.
11286 * targhooks.h (default_target_can_inline_p): Likewise.
11287 * target-def.h (TARGET_CAN_INLINE_P): Rename from
11288 TARGET_OPTION_CAN_INLINE_P.
11289 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
11290 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
11291 (mep_target_can_inline_p): Rename from
11292 mep_target_option_can_inline_p.
11295 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
11296 registers used to pass vectors.
11298 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
11300 2009-07-09 Tom Tromey <tromey@redhat.com>
11302 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
11303 * config/mmix/mmix.c: Include dwarf2.h.
11304 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
11305 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
11306 * config/sh/sh.c: Include dwarf2.h.
11307 * config/i386/i386.c: Include dwarf2.h.
11308 * Makefile.in (DWARF2_H): Remove 'elf'.
11309 * except.c: Include dwarf2.h.
11310 * unwind-dw2.c: Include dwarf2.h.
11311 * dwarf2out.c: Include dwarf2.h.
11312 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11313 * unwind-dw2-fde.c: Include dwarf2.h.
11314 * dwarf2asm.c: Include dwarf2.h.
11316 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11318 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11319 (max_issue): Use it.
11320 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11322 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11323 (region_sched_info): Update.
11324 * sched-ebb.c (ebb_sched_info): Update.
11325 * modulo-sched.c (sms_sched_info): Update.
11326 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11328 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11330 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11332 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11334 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11336 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11338 PR middle-end/40692
11339 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11340 arg1 with arg01 if arg1 is already INTEGER_CST.
11342 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11344 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11345 Transform (and (truncate)) into (truncate (and)).
11347 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11349 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11350 creating LHS paradoxical subregs. Fix surrounding returns to
11351 use NULL_RTX rather than 0.
11353 2009-07-08 DJ Delorie <dj@redhat.com>
11355 * config/mep/mep.c (mep_option_can_inline_p): New.
11356 (TARGET_OPTION_CAN_INLINE_P): Define.
11358 2009-07-08 Mark Wielaard <mjw@redhat.com>
11361 * dwarf2out.c (add_data_member_location_attribute): When we have
11362 only a constant offset don't emit a new location description using
11363 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11366 2009-07-08 Richard Henderson <rth@redhat.com>
11369 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11370 (enum reg_class): Add CLOBBERED_REGS.
11371 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11372 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11373 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11374 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11375 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11376 force 64-bit sibcalls into R11.
11377 * config/i386/constraints.md (U): New constraint.
11378 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11379 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11380 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11382 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11384 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11386 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11387 * ebitmap.h (dump_ebitmap): Ditto.
11388 * optabs.h (optab_libfunc): Ditto.
11389 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11390 * tree-flow.h (vect_can_force_dr_alignment_p,
11391 get_vectype_for_scalar_type): Ditto.
11392 (vectorize_loops): Move prototype to ...
11393 * tree-vectorizer.h: ... here. Also, adjust comment.
11394 (vect_set_verbosity_level): Remove duplicate prototype.
11395 * tree-ssa-loop.c: Include tree-vectorizer.h.
11396 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11398 2009-07-08 Nick Clifton <nickc@redhat.com>
11400 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11403 2009-07-08 DJ Delorie <dj@redhat.com>
11405 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11406 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11407 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11409 * config/mep/intrinsics.md: Regenerated.
11410 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11411 registers when asm() or calls are detected.
11413 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11416 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11418 * gimple (gimple_build_call_from_tree): Likewise.
11419 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11420 no_warning flag before warning.
11422 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11424 * tree.c (set_expr_locus): Remove.
11425 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11426 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11428 * gimplify.c (internal_get_tmp_var): Likewise.
11429 (gimplify_call_expr): Likewise.
11430 (gimplify_one_sizepos): Likewise.
11432 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11435 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11436 to variables for debugging purposes.
11438 2009-06-23 Mark Loeser <mark@halcy0n.com>
11441 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11443 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11445 * pretty-print.c (pp_base_format): Remove %J.
11446 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11447 gcc_cxxdiag_char_table): Likewise.
11448 (init_dynamic_diag_info): Likewise.
11450 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11452 * pretty-print.c (pp_base_format): Remove %H.
11453 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11454 gcc_cxxdiag_char_table): Likewise.
11455 (init_dynamic_diag_info): Likewise.
11456 * config/mep/mep.c (mep_select_section): Likewise.
11458 2009-07-07 Duncan Sands <baldrick@free.fr>
11460 * final.c (pass_clean_state): Give the pass a name.
11461 * passes.c (pass_rest_of_compilation): Likewise.
11462 * tree-optimize.c (pass_all_optimizations): Likewise.
11464 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11466 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11467 an extra 'decl' for error_at.
11469 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11471 PR middle-end/40669
11472 * tree-tailcall.c (adjust_return_value_with_ops,
11473 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11474 if it has complex or vector type.
11476 2009-07-07 Olivier Hainque <hainque@adacore.com>
11478 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11481 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11483 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11485 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11487 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11488 * c-decl.c: Likewise.
11489 * function.c: Likewise.
11490 * varasm.c: Likewise.
11491 * tree-ssa.c: Likewise.
11492 * c-common.c: Likewise.
11493 * tree-cfg.c: Likewise.
11494 * config/spu/spu.c: Likewise.
11495 * config/ia64/ia64.c: Likewise.
11496 * config/v850/v850.c: Likewise.
11498 2009-07-06 DJ Delorie <dj@redhat.com>
11500 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11501 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11502 unspecified accesses to control registers.
11503 * config/mep/intrinsics.md: Regenerate.
11504 * config/mep/intrinsics.h: Regenerate.
11505 * config/mep/mep-intrin.h: Regenerate.
11507 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11509 * c-lex.c: Replace %H by an explicit location. Update all calls.
11510 * c-common.c: Likewise.
11511 * c-decl.c: Likewise.
11512 * c-typeck.c: Likewise.
11513 * fold-const.c: Likewise.
11514 * gimplify.c: Likewise.
11515 * stmt.c: Likewise.
11516 * tree-cfg.c: Likewise.
11517 * tree-ssa-loop-niter.c: Likewise.
11518 * tree-vrp.c: Likewise.
11519 * value-prof.c: Likewise.
11521 2009-07-06 Diego Novillo <dnovillo@google.com>
11523 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11524 if it has one. Handle cases where VAR does not have an
11525 annotation or cfun is NULL.
11527 2009-07-06 Diego Novillo <dnovillo@google.com>
11529 * tree.c: Include debug.h.
11530 (initialize_tree_contains_struct): New.
11531 (init_ttree): Call it.
11532 (tree_node_structure_for_code): Factor out of ...
11533 (tree_node_structure): ... here.
11534 * treestruct.def (TS_PHI_NODE): Remove.
11535 (TS_GIMPLE_STATEMENT): Remove.
11537 2009-07-06 Diego Novillo <dnovillo@google.com>
11539 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11540 (debug_tree_chain): Handle cycles.
11542 2009-07-06 Nick Clifton <nickc@redhat.com>
11543 DJ Delorie <dj@redhat.com>
11545 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11546 __FMOVD_ENABLED__ is defined.
11548 (TARGET_FMOVD): Provide a default definition.
11549 (MASK_FMOVD): Likewise.
11550 (TARGET_CPU_CPP_BUILTINS): Define
11551 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11552 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11553 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11554 (split for DF load from memory into register): Also handle
11555 MEMs which consist of REG+DISP addressing.
11556 (split for DF store from register to memory): Likewise.
11557 (movsf_ie): Always use single fp_mode.
11558 * config/sh/sh.c (sh_override_options): Do not automatically
11559 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11560 that to the -mfmovd command line switch.
11561 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11562 (fldi_ok): Always allow.
11563 * config/sh/sh.opt (mfmovd): Remove this switch.
11564 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11566 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11567 Kaz Kojima <kkojima@gcc.gnu.org>
11569 PR rtl-optimization/30807
11570 * postreload.c (reload_combine): For every new use of REG_SUM,
11571 record the use of BASE.
11573 2009-07-06 Jan Hubicka <jh@suse.cz>
11575 * params.def: Revert my accidental commit at 2009-06-30.
11577 2009-07-04 Ian Lance Taylor <iant@google.com>
11580 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11582 (mingw_format_attribute_overrides): Likewise.
11584 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11587 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11588 don't check cfa.reg. Instead of cfa.indirect use
11589 fde && fde->drap_reg != INVALID_REGNUM test.
11591 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11593 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11595 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11598 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11600 2009-07-03 Richard Guenther <rguenther@suse.de>
11602 PR tree-optimization/40640
11603 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11606 2009-07-03 Jan Hubicka <jh@suse.cz>
11608 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11609 for size, reduce amount of inlining.
11611 2009-07-03 Richard Guenther <rguenther@suse.de>
11613 PR middle-end/34163
11614 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11615 if t +- x is known to not overflow and the conversion widens the
11617 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11619 2009-07-03 Jan Hubicka <jh@suse.cz>
11621 * ipa-pure-const.c (analyze): Update loop optimizer init.
11622 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11623 try_remove_empty_loop, remove_empty_loops): Remove.
11624 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11625 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11626 to mark regular loops as neccesary.
11627 (degenerate_phi_p): New function.
11628 (propagate_necessity, remove_dead_phis): Use it.
11629 (forward_edge_to_pdom): Likewise.
11630 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11631 virtual PHI nodes that became unreachable.
11632 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11633 * tree-flow.h (remove_empty_loops): Remove.
11634 * passes.c (init_optimization_passes): Remove.
11636 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11638 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11639 can_create_pseudo_p.
11640 (*fix_trunc<mode>_i387_1): Ditto.
11641 (*floathi<mode>2_1): Ditto.
11642 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11643 (*fistdi2_1): Ditto.
11644 (*fist<mode>2_1): Ditto.
11645 (frndintxf2_floor): Ditto.
11646 (*fist<mode>2_floor_1): Ditto.
11647 (frndintxf2_ceil): Ditto.
11648 (*fist<mode>2_ceil_1): Ditto.
11649 (frndintxf2_trunc): Ditto.
11650 (frndintxf2_mask_pm): Ditto.
11651 (fxam<mode>2_i387_with_temp): Ditto.
11652 * config/i386/sse.md (mulv16qi3): Ditto.
11653 (*sse2_mulv4si3): Ditto.
11655 (sse4_2_pcmpestr): Ditto.
11656 (sse4_2_pcmpistr): Ditto.
11658 2009-07-03 Jan Hubicka <jh@suse.cz>
11660 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11661 (mark_stmt_necessary): Set it.
11662 (mark_operand_necessary): Set it.
11663 (mark_control_dependent_edges_necessary): Set it.
11664 (mark_virtual_phi_result_for_renaming): New function.
11665 (get_live_post_dom): New function.
11666 (forward_edge_to_pdom): New function.
11667 (remove_dead_stmt): Fix handling of control dependences.
11668 (tree_dce_init): Init new bitmap.
11669 (tree_dce_done): Free it.
11671 2009-07-02 Richard Guenther <rguenther@suse.de>
11674 * tree-ssa-structalias.c (new_var_info): Initialize
11677 2009-07-02 Jan Hubicka <jh@suse.cz>
11679 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11682 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11684 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11685 instead of recomputing it. Adjust calls.
11686 (emit_store_flag): Adjust recursive calls.
11688 2009-07-02 Richard Guenther <rguenther@suse.de>
11690 * tree-ssa-live.c (remove_unused_locals): Do not remove
11692 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11693 of DECL_EXTERNAL for HEAP variables.
11694 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11695 HEAP variables. Do not adjust RESTRICT vars.
11696 (find_what_var_points_to): Nobody cares if something
11697 points to READONLY.
11699 2009-07-02 Ben Elliston <bje@au.ibm.com>
11701 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11702 pc_low and pc_high declarations to the top of the function.
11704 2009-07-01 DJ Delorie <dj@redhat.com>
11706 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11707 registers as fixed.
11708 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11709 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11710 unspecified accesses to control registers.
11711 * config/mep/intrinsics.md: Regenerate.
11712 * config/mep/intrinsics.h: Regenerate.
11713 * config/mep/mep-intrin.h: Regenerate.
11715 2009-07-01 Anthony Green <green@moxielogic.com>
11717 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11718 instruction when possible.
11719 (moxie_expand_prologue): Ditto. Also, save an instruction and
11720 some complexity by popping off of $r12 instead of $sp.
11721 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11724 2009-07-01 Richard Henderson <rth@redhat.com>
11727 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11728 contained no insns, reposition note before last insn.
11730 2009-07-01 Richard Henderson <rth@redhat.com>
11733 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11734 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11736 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11739 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11740 darwin9 for printing reg addresses with %y.
11742 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11744 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11745 truncation from operands in binary operations.
11747 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11750 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11751 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11752 subreg of op0 to the original op0.
11754 * expmed.c (store_bit_field_1): Use a temporary as the destination
11755 instead of a paradoxical subreg when we need to truncate the result.
11757 2009-07-01 DJ Delorie <dj@redhat.com>
11759 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11760 names to VLIW variants.
11761 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11762 * config/mep/intrinsics.md: Regenerate.
11763 * config/mep/intrinsics.h: Regenerate.
11764 * config/mep/mep-intrin.h: Regenerate.
11766 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11769 * jump.c (returnjump_p): Revert last patch.
11770 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11772 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11775 * pa.md (casesi32p): Use jump table label to determine the offset
11777 (casesi64p): Likewise.
11779 * pa.c (forward_branch_p): Return bool type. Use instruction
11780 addresses when available. Assert that INSN has a jump label.
11781 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11784 2009-07-01 Richard Guenther <rguenther@suse.de>
11786 PR tree-optimization/19831
11787 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11788 that only act as barriers do not make any previous stores necessary.
11789 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11790 HEAP variables global, do not add a constraint from nonlocal.
11791 (find_func_aliases): Handle escapes through return statements.
11792 (compute_points_to_sets): Make escaped HEAP variables global.
11794 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11797 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11798 after reducing a DImode cstore to SImode.
11800 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11802 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11803 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11805 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11807 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11808 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11810 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11811 and umod_optab if TARGET_BSD_DIVMOD.
11812 * config/vax/lib1funcs.asm: New file.
11813 * config/vax/t-linux: New file.
11814 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11816 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11819 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11820 to type arguments that have void type.
11823 * dwarf2out.c (gen_formal_parameter_die): Call
11824 equate_decl_number_to_die if node is different from origin.
11826 2009-06-30 Anthony Green <green@moxielogic.com>
11828 Clean up moxie port for --enable-build-with-cxx.
11829 * config/moxie/moxie.c (moxie_function_value): First two
11830 parameters are const_tree, not tree.
11831 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11832 (REG_CLASS_NAMES): Ditto.
11833 (REGNO_REG_CLASS): Ditto.
11834 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11835 (moxie_function_value): Fix constyness of arguments.
11837 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11839 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11840 finalize_size_functions before further processing.
11841 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11842 (variable_size): Call self_referential_size on size expressions
11843 that contain a PLACEHOLDER_EXPR.
11844 (size_functions): New static variable.
11845 (copy_self_referential_tree_r): New static function.
11846 (self_referential_size): Likewise.
11847 (finalize_size_functions): New global function.
11848 * tree.c: Include tree-inline.h.
11849 (push_without_duplicates): New static function.
11850 (find_placeholder_in_expr): New global function.
11851 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11853 <tcc_expression>: Likewise.
11854 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11855 the call in the expression.
11856 * tree.h (finalize_size_functions): Declare.
11857 (find_placeholder_in_expr): Likewise.
11858 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11859 (substitute_placeholder_in_expr): Update comment.
11860 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11862 (copy_tree_body_r): Likewise.
11863 (copy_tree_body): New static function.
11864 (maybe_inline_call_in_expr): New global function.
11865 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11866 (maybe_inline_call_in_expr): Declare.
11867 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11868 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11871 2009-06-30 Richard Guenther <rguenther@suse.de>
11873 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11875 (propagate_necessity): Do not mark reaching defs of stores
11878 2009-06-30 Jan Hubicka <jh@suse.cz>
11880 * cfgloopanal.c (check_irred): Move into ...
11881 (mark_irreducible_loops): ... here; return true if ireducible
11883 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11884 (analyze_function): Try to prove loop finiteness.
11885 * cfgloop.h (mark_irreducible_loops): Update prototype.
11886 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11888 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11890 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11892 2009-06-30 Ira Rosen <irar@il.ibm.com>
11894 PR tree-optimization/40542
11895 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11898 2009-06-30 Martin Jambor <mjambor@suse.cz>
11900 PR tree-optimization/40582
11901 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11902 than useless_type_conversion_p.
11903 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11906 2009-06-30 Martin Jambor <mjambor@suse.cz>
11908 PR middle-end/40554
11909 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11911 2009-06-30 Richard Guenther <rguenther@suse.de>
11913 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11914 use ao_ref references.
11915 (walk_aliased_vdefs): Likewise.
11916 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11917 * tree-ssa-dce.c (struct ref_data): Remove.
11918 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11919 (mark_aliased_reaching_defs_necessary): Adjust.
11920 (mark_all_reaching_defs_necessary_1): Likewise.
11922 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11925 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11926 (emit_store_flag_1): Extract from emit_store_flag, adjust
11927 calls to (what now is) emit_cstore.
11928 (emit_store_flag): Call emit_store_flag_1 and also use it
11929 for what used to be recursive calls.
11931 2009-06-30 Wei Guozhi <carrot@google.com>
11934 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11935 if the target bb post dominates from bb.
11936 * config/i386/i386.c (memory_address_length): Check existence of base
11937 register before using it.
11939 2009-06-30 Nick Clifton <nickc@redhat.com>
11940 DJ Delorie <dj@redhat.com>
11942 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11943 __FMOVD_ENABLED__ is defined.
11945 (TARGET_FMOVD): Provide a default definition.
11946 (MASK_FMOVD): Likewise.
11947 (TARGET_CPU_CPP_BUILTINS): Define
11948 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11949 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11950 two fmov instructions depending upon whether TARGET_FMOVD is
11952 (split for DF load from memory into register): Also handle
11953 MEMs which consist of REG+DISP addressing.
11954 (split for DF store from register to memory): Likewise.
11955 * config/sh/sh.opt (mfmovd): Remove this switch.
11956 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11957 * config/sh/sh.c (sh_override_options): Do not automatically
11958 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11959 that to the -mfmovd command line switch.
11961 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11963 (fldi_ok): Always allow.
11964 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11966 2009-06-29 DJ Delorie <dj@redhat.com>
11968 * doc/install.texi (mep-x-elf): Correct chip's full name.
11970 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11972 * doc/extend.texi: Fix typo.
11974 2009-06-29 Tom Tromey <tromey@redhat.com>
11976 * dwarf2.h: Remove.
11977 * Makefile.in (DWARF2_H): New variable.
11978 (except.o): Use it.
11979 (dwarf2out.o): Likewise.
11980 (dwarf2asm.o): Likewise.
11981 * config/i386/t-i386: Use DWARF2_H.
11982 * except.c: Include elf/dwarf2.h.
11983 * unwind-dw2.c: Include elf/dwarf2.h.
11984 * dwarf2out.c: Include elf/dwarf2.h.
11985 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11986 <dtprel>: New field.
11987 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11988 (size_of_loc_descr): Likewise.
11989 (output_loc_operands_raw): Likewise.
11990 (output_loc_operands): Handle new dtprel field.
11991 (loc_checksum): Update.
11992 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11993 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11994 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11995 * dwarf2asm.c: Include elf/dwarf2.h.
11996 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11997 * config/mmix/mmix.c: Include elf/dwarf2.h.
11998 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11999 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
12000 * config/sh/sh.c: Include elf/dwarf2.h.
12001 * config/i386/i386.c: Include elf/dwarf2.h.
12003 2009-06-29 DJ Delorie <dj@redhat.com>
12005 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
12007 * doc/extend.texi: Add MeP attributes and pragmas.
12008 * doc/invoke.text: Add MeP Options.
12009 * doc/contrib.texi: Add MeP contribution.
12010 * doc/md.texi: Add MeP constraints.
12011 * doc/install.texi: Add MeP target.
12013 2009-06-30 Anatoly Sokolov <aesok@post.ru>
12015 * target.h (struct gcc_target): Add frame_pointer_required field.
12016 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
12017 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
12018 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
12020 * reload1.c (update_eliminables): (Ditto.).
12021 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
12022 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
12023 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
12025 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
12027 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
12028 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12029 (arm_frame_pointer_required): New function.
12031 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
12032 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12033 (avr_frame_pointer_required_p): Declare as static.
12034 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
12036 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
12037 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12038 (bfin_frame_pointer_required): Make as static, change return type
12040 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
12042 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
12043 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12044 (cris_frame_pointer_required): New function.
12046 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
12048 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
12049 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12050 (fr30_frame_pointer_required): New function.
12052 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
12053 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12054 (frv_frame_pointer_required): Make as static, change return type
12056 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
12058 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
12059 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12060 (ix86_frame_pointer_required): Make as static, change return type to
12062 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
12064 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
12065 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12067 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
12069 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
12071 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
12073 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
12074 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12075 (mips_frame_pointer_required): Make as static.
12076 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
12078 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
12079 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12080 (mmix_frame_pointer_required): Mew function.
12082 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
12083 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12085 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
12087 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
12089 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
12091 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
12092 (CAN_ELIMINATE): Redefine.
12093 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12094 (sparc_frame_pointer_required): New function.
12095 (sparc_can_eliminate): New function.
12096 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
12098 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
12099 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12101 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
12102 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12103 (xtensa_frame_pointer_required): Make as static, change return type
12105 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
12108 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
12110 * doc/plugins.texi: Document PLUGIN_START_UNIT.
12111 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
12112 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
12113 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
12114 (register_callback): Handle PLUGIN_START_UNIT.
12115 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
12117 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
12119 * tree.c (process_call_operands): Propagate TREE_READONLY from the
12121 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
12122 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
12124 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
12126 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
12129 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
12131 * doc/extend.texi (Additional Floating Types): __float128 is also
12132 supported on i386 targets.
12134 2009-06-29 Richard Guenther <rguenther@suse.de>
12136 PR middle-end/14187
12137 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
12139 (pt_solutions_same_restrict_base): Declare.
12140 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
12142 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
12143 (make_constraint_from, make_copy_constraint): Move earlier.
12144 (make_constraint_from_heapvar): New function.
12145 (make_constraint_from_restrict): Likewise.
12146 (handle_lhs_call): Use it.
12147 (find_func_aliases): Use it to track conversions to restrict
12148 qualified pointers.
12149 (struct fieldoff): Add only_restrict_pointers flag.
12150 (push_fields_onto_fieldstack): Initialize it.
12151 (create_variable_info_for): Track global restrict qualified pointers.
12152 (intra_create_variable_infos): Use make_constraint_from_heapvar.
12153 Track restrict qualified pointer arguments.
12154 (set_uids_in_ptset): Use varinfo is_global_var flag.
12155 (find_what_var_points_to): Set the vars_contains_restrict flag.
12156 Always create the points-to solution for sets including restrict tags.
12157 (pt_solutions_same_restrict_base): New function.
12158 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
12159 qualified pointers use pt_solutions_same_restrict_base as
12160 additional source for disambiguation.
12162 2009-06-29 Richard Guenther <rguenther@suse.de>
12164 PR middle-end/38212
12165 * alias.c (find_base_decl): Remove.
12166 (get_deref_alias_set_1): Remove restrict handling.
12167 * c-common.c (c_apply_type_quals_to_decl): Do not set
12168 DECL_POINTER_ALIAS_SET.
12169 * gimplify.c (find_single_pointer_decl_1): Remove.
12170 (find_single_pointer_decl): Likewise.
12171 (internal_get_tmp_var): Remove restrict handling.
12172 (gimple_regimplify_operands): Likewise.
12173 * omp-low.c (expand_omp_atomic_pipeline): Do not set
12174 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
12175 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
12176 * tree.c (restrict_base_for_decl): Remove.
12177 (init_ttree): Do not allocate it.
12178 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
12179 LABEL_DECL_UID for label decls.
12180 (copy_node_stat): Do not copy restrict information.
12181 (decl_restrict_base_lookup): Remove.
12182 (decl_restrict_base_insert): Likewise.
12183 (print_restrict_base_statistics): Likewise.
12184 (dump_tree_statistics): Do not call print_restrict_base_statistics.
12185 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
12186 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
12187 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
12188 (LABEL_DECL_UID): Adjust.
12189 (DECL_BASED_ON_RESTRICT_P): Remove.
12190 (DECL_GET_RESTRICT_BASE): Likewise.
12191 (SET_DECL_RESTRICT_BASE): Likewise.
12192 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
12194 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
12195 instead of DECL_POINTER_ALIAS_SET.
12196 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12197 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
12198 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
12200 2009-06-29 Richard Guenther <rguenther@suse.de>
12202 PR tree-optimization/40579
12203 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
12204 the IL to simplify has constants that overflowed.
12206 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
12208 PR tree-optimization/40550
12209 * tree-vect-generic.c (expand_vector_operations_1): Compute in
12210 vector_compute_type only when the size of vector_compute_type is
12211 less than the size of type.
12213 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
12215 * fold-const.c (contains_label_1): Fix comments.
12216 (contains_label_p): Do not walk trees multiple time.
12218 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12220 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
12221 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
12222 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
12223 ix86_fp_comparison_operator.
12224 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
12225 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
12226 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
12227 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
12228 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
12229 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
12230 (related splits): Change predicate to ix86_fp_comparison_operator.
12231 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
12232 instead of ix86_fp_comparison_codes.
12233 (ix86_trivial_fp_comparison_operator,
12234 ix86_fp_comparison_operator): New.
12235 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
12236 (ix86_expand_compare): Eliminate last two parameters.
12237 (ix86_fp_jump_nontrivial_p): Kill.
12238 * config/i386/i386.c (put_condition_code): Eliminate call to
12239 ix86_fp_comparison_codes and subsequent assertion.
12240 (ix86_fp_comparison_codes): Eliminate.
12241 (ix86_fp_swap_condition): New.
12242 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
12243 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
12244 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
12245 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
12246 and ix86_fp_swap_condition.
12247 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
12248 Use ix86_fp_comparison_strategy.
12249 (ix86_expand_compare): Likewise. Eliminate last two arguments.
12250 (ix86_fp_jump_nontrivial_p): Eliminate.
12251 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
12252 call to ix86_expand_compare.
12253 (ix86_split_fp_branch, ix86_expand_setcc,
12254 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
12255 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
12257 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12259 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
12260 related to jump_clobbers.
12261 * config/arm/arm.md (conds): Remove jump_clob case.
12262 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
12263 splits): Change comparison_operator to arm_comparison_operator.
12264 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
12267 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12269 * dojump.c (do_compare_rtx_and_jump): Try swapping the
12270 condition for floating point modes.
12271 * expmed.c (emit_store_flag_1): Move here a bigger part
12272 of emit_store_flag.
12273 (emit_store_flag): Try swapping the condition for floating point
12275 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
12277 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12279 * expr.c (expand_expr_real_1): Just use do_store_flag.
12280 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
12281 emit_store_flag_force.
12282 * expmed.c (emit_store_flag_force): Copy here trick
12283 previously in expand_expr_real_1. Try reversing the comparison.
12284 (emit_store_flag_1): Work if target is NULL.
12285 (emit_store_flag): Work if target is NULL, using the result mode
12286 from the comparison. Use split_comparison, restructure final part
12287 to simplify conditionals.
12289 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12291 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
12292 * dojump.c (do_jump): Change handling of floating-point
12293 ops to use just do_compare_and_jump.
12294 (split_comparison): New.
12295 (do_compare_rtx_and_jump): Add here logic coming previously
12296 in do_jump, using split_comparison.
12298 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
12301 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
12303 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12305 * tree-ssa-alias.c: Fix unintentional commit.
12307 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12309 * passes.c (execute_one_pass): Fix unintentional commit.
12311 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12313 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12314 (df_rd_local_compute, df_md_local_compute): Inline them.
12316 (df_md_scratch): New.
12317 (df_md_alloc, df_md_free): Allocate/free it.
12318 (df_md_local_compute): Only include live registers in init.
12319 (df_md_transfer_function): Prune the in-set computed by
12320 the confluence function, and the gen-set too.
12322 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12324 PR rtl-optimization/26854
12325 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12326 * df-problems.c (df_rd_add_problem): Fix comment.
12327 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12328 df_md_simulate_artificial_defs_at_top,
12329 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12330 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12331 df_md_transfer_function, df_md_init, df_md_confluence_0,
12332 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12333 problem_MD, df_md_add_problem): New.
12334 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12335 df_md_get_bb_info): New.
12336 (DF_LAST_PROBLEM_PLUS1): Adjust.
12338 * Makefile.in (fwprop.o): Include domwalk.h.
12339 * fwprop.c: Include domwalk.h.
12340 (reg_defs, reg_defs_stack): New.
12341 (bitmap_only_bit_between): Remove.
12342 (process_defs): New.
12343 (process_uses): Use reg_defs and local_md instead of
12344 bitmap_only_bit_between and local_rd.
12345 (single_def_use_enter_block): New, from build_single_def_use_links.
12346 (single_def_use_leave_block): New.
12347 (build_single_def_use_links): Remove code moved to
12348 single_def_use_enter_block, invoke domwalk.
12349 (use_killed_between): Adjust comment.
12351 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12353 * bitmap.h (bitmap_ior_and_into): New.
12354 * bitmap.c (bitmap_ior_and_into): New.
12356 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12358 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12359 before_dom_children_before_stmts and after_dom_children_after_stmts.
12360 Rename the two remaining callbacks to just before_dom_children and
12361 after_dom_children. Remove other GIMPLE statement walking bits.
12362 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12363 * graphite.c: Do not include domwalk.h.
12364 * tree-into-ssa.c (interesting_blocks): New global.
12365 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12366 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12367 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12368 now that they're not domwalk callbacks.
12369 (rewrite_initialize_block): Rename to...
12370 (rewrite_enter_block): ... this, place after called functions. Test
12371 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12372 (rewrite_finalize_block): Rename to...
12373 (rewrite_leave_block): ... this, place after called functions.
12374 (rewrite_update_init_block): Rename to...
12375 (rewrite_update_enter_block): ... this, place after called functions.
12376 Test interesting_blocks, call rewrite_update_stmt and
12377 rewrite_update_phi_arguments.
12378 (rewrite_update_fini_block): Rename to...
12379 (rewrite_leave_block): ... this, place after called functions.
12380 (rewrite_blocks): Remove last argument, simplify initialization of
12382 (mark_def_sites_initialize_block): Rename to...
12383 (mark_def_sites_block): ... this, call mark_def_sites.
12384 (mark_def_sites_blocks): Remove argument, simplify initialization of
12386 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12387 (update_ssa): Likewise.
12388 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12390 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12391 (dom_opt_initialize_block): Rename to...
12392 (dom_opt_enter_block): ... this, place after called functions. Walk
12393 statements here, inline propagate_to_outgoing_edges.
12394 (dom_opt_finalize_block): Rename to...
12395 (dom_opt_leave_block): ... this, place after called functions.
12396 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12398 (dse_enter_block, dse_record_phi): New.
12399 (dse_record_phis): Delete.
12400 (dse_finalize_block): Rename to...
12401 (dse_leave_block): ... this.
12402 (tree_ssa_dse): Simplify initialization of walk_data.
12403 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12404 Adjust initialization of walk_data.
12405 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12406 * tree-ssa-loop-phiopt.c (get_non_trapping):
12407 Adjust initialization of walk_data.
12408 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12409 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12410 it's not a domwalk callback.
12411 (uncprop_initialize_block): Rename to...
12412 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12413 (dse_finalize_block): Rename to...
12414 (dse_leave_block): ... this.
12415 (tree_ssa_uncprop): Simplify initialization of walk_data.
12416 * Makefile.in: Adjust dependencies.
12418 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12420 * arm.md (casesi): Fix test for Thumb1.
12421 (thumb1_casesi_internal_pic): Likewise.
12422 (thumb1_casesi_dispatch): Likewise.
12424 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12426 * config/arm/arm-cores.def: Added core cortex-m0.
12427 * config/arm/arm-tune.md: Regenerated.
12428 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12430 2009-06-26 DJ Delorie <dj@redhat.com>
12432 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12434 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12435 the scheduler doesn't tag jump insns.
12437 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12439 * c-decl.c (merge_decls): Re-indent.
12441 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12444 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12445 Special-case decimal float constants.
12447 2009-06-26 Richard Henderson <rth@redhat.com>
12449 * function.h (struct function): Add cannot_be_copied_reason,
12450 and cannot_be_copied_set.
12451 * tree-inline.c (has_label_address_in_static_1): Rename from
12452 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12453 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12454 don't set inline_forbidden_reason.
12455 (copy_forbidden): New function, split out of inline_forbidden_p.
12456 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12457 (inline_forbidden_p): Use copy_forbidden.
12458 (tree_versionable_function_p): Likewise.
12459 (inlinable_function_p): Merge into tree_inlinable_function_p.
12460 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12461 * ipa-cp.c (ipcp_versionable_function_p): New function.
12462 (ipcp_cloning_candidate_p): Use it.
12463 (ipcp_node_modifiable_p): Likewise.
12465 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12467 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12468 that is marked not to be inlined. Remove flag_mudflap use.
12469 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12470 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12472 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12475 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12476 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12478 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12480 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12482 (__mingwthr_remove_key_dtor): Likewise.
12484 2009-06-26 Richard Guenther <rguenther@suse.de>
12486 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12488 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12490 PR middle-end/40525
12491 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12492 try the non-cond_exec path also.
12494 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12497 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12498 (output_cbranch): Use new functions.
12499 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12502 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12503 Pat Haugen <pthaugen@us.ibm.com>
12504 Revital Eres <ERES@il.ibm.com>
12506 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12507 for %c error. Add %x support to print VSX registers as a unified
12508 register set, instead of separate float and altivec registers.
12509 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12510 %y case, and add support for VSX pre-modify addresses.
12511 (output_toc): Add assert for CONST containing an integer constant
12513 (rs6000_adjust_cost): Add POWER7 support.
12514 (insn_must_be_first_in_group): Ditto.
12515 (insn_must_be_last_in_group): Ditto.
12516 (rs6000_emit_popcount): Ditto.
12517 (rs6000_vector_mode_supported_p): Ditto.
12519 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12520 Change some of the functions called by macros to being called
12521 through a pointer, so debug functions can be inserted if
12522 -mdebug=addr or -mdebug=cost.
12523 (rs6000_preferred_reload_class_ptr): Ditto.
12524 (rs6000_secondary_reload_class_ptr): Ditto.
12525 (rs6000_secondary_memory_needed_ptr): Ditto.
12526 (rs6000_cannot_change_mode_class_ptr): Ditto.
12527 (rs6000_secondary_reload_inner): Ditto.
12528 (rs6000_legitimize_reload_address): Ditto.
12529 (rs6000_legitimize_reload_address_ptr): Ditto.
12530 (rs6000_mode_dependent_address): Ditto.
12531 (rs6000_mode_dependent_address_ptr): Ditto.
12533 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12534 function to return true if the mode allows reg + integer
12536 (virtual_stack_registers_memory_p): New function to return true if
12537 the address refers to a virtual stack register.
12538 (rs6000_legitimate_offset_address_p): Move code to say whether a
12539 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12541 (rs6000_legitimate_address_p): Add checks for modes that only can
12542 do reg+reg addressing. Start adding VSX support.
12543 (rs6000_legitimize_reload_address): Ditto.
12544 (rs6000_legitimize_address): Ditto.
12545 (rs6000_debug_legitimate_address_p): New debug functions for
12546 -mdebug=addr and -mdebug=cost.
12547 (rs6000_debug_rtx_costs): Ditto.
12548 (rs6000_debug_address_costs): Ditto.
12549 (rs6000_debug_adjust_cost): Ditto.
12550 (rs6000_debug_legitimize_address): Ditto.
12551 (rs6000_legitimize_reload_address_ptr): Point to call normal
12552 function or debug function. Make functions called via pointer
12554 (rs6000_mode_dependent_address_ptr): Ditto.
12555 (rs6000_secondary_reload_class_ptr): Ditto.
12556 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12557 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12558 into a friendlier error.
12559 (rs6000_init_builtins): Add initial VSX support.
12560 (rs6000_adjust_cost): Fix some spacing issues.
12562 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12563 (REG_CLASS_NAMES): Ditto.
12564 (REG_CLASS_CONTENTS): Ditto.
12565 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12566 pointer, to add -mdebug=addr support.
12567 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12568 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12569 -mdebug=addr support.
12570 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12571 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12572 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12574 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12576 (bswapsi*): Set attribute types for load/store. Add combiner
12577 patterns to eliminate zero extend on 64-bit.
12578 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12579 stdbrx if the hardware supports those instructions.
12581 2009-06-25 Ian Lance Taylor <iant@google.com>
12583 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12584 (Link Options): Document -static-libstdc++.
12586 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12589 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12590 DATA_ALIGNMENT instead.
12592 2009-06-25 Richard Guenther <rguenther@suse.de>
12594 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12595 indirect references against the callused/escaped solutions.
12596 (call_may_clobber_ref_p_1): Likewise.
12598 2009-06-25 Martin Jambor <mjambor@suse.cz>
12600 PR tree-optimization/40493
12601 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12602 (enum unscalarized_data_handling): New type.
12603 (handle_unscalarized_data_in_subtree): Return what has been done.
12604 (load_assign_lhs_subreplacements): Handle left flushes differently.
12605 (sra_modify_assign): Use unscalarized_data_handling, simplified
12606 condition determining whether to remove the statement.
12608 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12610 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12611 excerpt - @ should be doubled for texinfo.
12613 2009-06-24 Ian Lance Taylor <iant@google.com>
12615 * config/arc/arc.c: Include "df.h".
12616 (arc_attribute_table): Make static. Move higher in file.
12617 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12618 (output_shift): Initialize n later to avoid warning.
12619 * config/arm/arm.c (arm_attribute_table): Make static. Move
12621 * config/avr/avr.c (avr_attribute_table): Make static. Move
12623 (reg_class_tab): Change array type from int to enum reg_class.
12624 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12626 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12627 (lshrhi3_out): Likewise.
12628 (class_likely_spilled_p): Change return type to bool.
12629 (avr_rtx_costs): Use local code variable with enum type.
12630 * config/avr/avr.md (movmemhi): Use add_reg_note.
12631 (andhi3, andsi3): Don't use AS2 with "and".
12632 (iorhi3, iorsi3): Don't use AS2 with "or".
12633 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12634 * config/crx/crx.c: Include "df.h".
12635 (crx_attribute_table): Make static.
12636 * config/m32r/m32r.c: Include "df.h".
12637 (m32r_attribute_table): Make static. Move higher in file.
12638 (pop): Use add_reg_note.
12639 (block_move_call): Change 0 to LCT_NORMAL in function call.
12640 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12641 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12642 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12643 declare, not just when TREE_CODE is defined.
12644 * config/m68hc11/m68hc11.c: Include "expr.h".
12645 (m68hc11_attribute_table): Make static. Move higher in file.
12646 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12648 (m68hc11_register_indirect_p): Likewise.
12649 (m68hc11_function_arg_padding): Change return type to enum
12651 (emit_move_after_reload): Use add_reg_note.
12652 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12653 (m68hc11_split_logical): Likewise.
12654 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12656 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12657 to VOIDmode in function call.
12658 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12660 (m68hc11_split_logical): Update declaration.
12661 (m68hc11_function_arg_padding): Update declaration.
12662 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12663 to array of enum reg_class.
12664 (mcore_attribute_table): Make static. Move higher in file.
12665 (mcore_rtx_costs): Add cast to enum type.
12666 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12667 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12668 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12670 * config/sh/predicates.md (trapping_target_operand): Rename and to
12672 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12674 * config/spu/spu.c (spu_attribute_table): Make static. Move
12676 * config/v850/v850.c (v850_attribute_table): Make static. Move
12678 (v850_rtx_costs): Use local code with enum type.
12679 (expand_epilogue): Add cast.
12680 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12682 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12685 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12686 -m2a-single-only and -m2a-nofpu.
12687 * config/sh/sh.opt: Document m2a generates FPU code.
12689 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12691 * defaults.h (CAN_ELIMINATE): Provide default.
12692 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12693 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12694 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12695 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12696 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12697 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12698 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12699 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12700 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12701 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12703 2009-06-24 DJ Delorie <dj@redhat.com>
12705 * mep-ext-cop.cpu: Fix copyright notice.
12706 * mep-default: Fix copyright notice.
12707 * mep-core: Fix copyright notice.
12708 * mep: Fix copyright notice.
12709 * mep-ivc2: Fix copyright notice.
12710 * mep-c5: Fix copyright notice.
12712 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12714 * doc/contrib.texi (Contributors):
12716 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12718 PR middle-end/40501
12719 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12720 src and dst operands if necessary.
12722 2009-06-23 DJ Delorie <dj@redhat.com>
12725 * config.gcc: Add mep support.
12726 * recog.c: Resurrect validate_replace_rtx_subexp().
12727 * recog.h: Likewise.
12728 * config/mep/: Add new port:
12729 * config/mep/constraints.md: New file.
12730 * config/mep/default.h: New file.
12731 * config/mep/intrinsics.h: New file.
12732 * config/mep/intrinsics.md: New file.
12733 * config/mep/ivc2-template.h: New file.
12734 * config/mep/mep-c5.cpu: New file.
12735 * config/mep/mep-core.cpu: New file.
12736 * config/mep/mep-default.cpu: New file.
12737 * config/mep/mep-ext-cop.cpu: New file.
12738 * config/mep/mep-intrin.h: New file.
12739 * config/mep/mep-ivc2.cpu: New file.
12740 * config/mep/mep-lib1.asm: New file.
12741 * config/mep/mep-lib2.c: New file.
12742 * config/mep/mep-pragma.c: New file.
12743 * config/mep/mep-protos.h: New file.
12744 * config/mep/mep-tramp.c: New file.
12745 * config/mep/mep.c: New file.
12746 * config/mep/mep.cpu: New file.
12747 * config/mep/mep.h: New file.
12748 * config/mep/mep.md: New file.
12749 * config/mep/mep.opt: New file.
12750 * config/mep/predicates.md: New file.
12751 * config/mep/t-mep: New file.
12753 2009-06-23 Ian Lance Taylor <iant@google.com>
12755 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12756 from loose_warn into c_loose_warn and from strict_warn into
12757 c_strict_warn. Set and substitute warn_cxxflags. Check for
12758 --enable-build-with-cxx. Set and substitute
12759 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12760 * Makefile.in (CXXFLAGS): New variable.
12761 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12762 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12763 the default is the same as $(STRICT_WARN).
12764 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12765 (CXX): New variable.
12766 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12767 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12768 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12769 (HOST_LIBS): New variable.
12770 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12771 (ALL_CXXFLAGS): New variable.
12772 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12773 * doc/install.texi (Configuration): Document
12774 --enable-build-with-cxx, --with-stage1-ldflags,
12775 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12776 * configure: Rebuild.
12778 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12780 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12781 from previous commit.
12783 2009-06-23 Ian Lance Taylor <iant@google.com>
12785 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12787 2009-06-23 Ian Lance Taylor <iant@google.com>
12789 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12790 with ATTRIBUTE_UNUSED.
12792 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12793 Pat Haugen <pthaugen@us.ibm.com>
12794 Revital Eres <eres@il.ibm.com>
12796 * config.in (HAVE_AS_POPCNTD): Add default definition.
12797 (HAVE_AS_LWSYNC): Ditto.
12799 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12801 (gcc_cv_as_powerpc_cmpb): Ditto.
12802 (gcc_cv_as_powerpc_dfp): Ditto.
12803 (gcc_cv_as_powerpc_vsx): Ditto.
12804 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12805 supporting the popcntd/lwsync instructions.
12806 (gcc_cv_as_powerpc_lwsync): Ditto.
12807 * configure: Regenerate.
12809 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12810 -mcpu=native and -mcpu=power7.
12811 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12813 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12814 a variable instead of a mask to reduce the number of mask bits.
12815 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12816 (-mbit-word): Ditto.
12817 (-mregnames): Ditto.
12818 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12819 (-mfused-madd): Ditto.
12821 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12823 (-mvsx): New switch for VSX instructions.
12824 (-misel): Move from a variable to a mask to allow it to be set by
12827 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12828 function declaration to an array declaration.
12829 (rs6000_hard_regno_nregs): New external array declaration.
12831 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12832 files included by rs6000.md.
12834 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12835 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12837 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12839 (rs6000_debug_reg): New -mdebug= variables.
12840 (rs6000_debug_addr): Ditto.
12841 (rs6000_debug_cost): Ditto.
12842 (rs6000_pmode): New variable to hold Pmode.
12843 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12844 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12845 calculated at compiler start.
12846 (rs6000_hard_regno_nregs): Change function to an array which holds
12847 HARD_REGNO_NREGS calculated at compiler start.
12848 (rs6000_explicit_options): Delete isel field.
12849 (rs6000_vector_unit): New array to hold which vector unit
12850 supports arithmetic options for a given type.
12851 (rs6000_vector_mem): New array to hold which vector unit supports
12852 memory reference operations for a given type.
12853 (rs6000_vector_align): New array to given the alignment of each
12855 (power7_cost): New basic costs for power7.
12856 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12857 (rs6000_hard_regno_nregs_internal): New function, moved from
12858 HARD_REGNO_NREGS, to calculate the number of registers each hard
12859 register takes for each type.
12860 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12861 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12862 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12863 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12864 unit information here so it is calculated once at compiler startup
12866 (rs6000_override_options): Make -misel a target mask. Add more
12867 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12868 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12870 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12871 (rs6000_handle_option): Move -misel from variable to target mask.
12872 (rs6000_builtin_mask_for_load): Add VSX support.
12873 (rs6000_conditional_register_usage): Ditto.
12874 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12875 (function_arg_boundary): Ditto.
12876 (rs6000_expand_builtin): Ditto.
12877 (def_builtin): Make abort message a little friendlier.
12878 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12880 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12881 assembler support the popcntd instruction instead of a vsx
12882 instruction to enable power7 support.
12883 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12884 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12885 option to the assembler if -mcpu=native.
12886 (ASM_CPU_NATIVE_SPEC): Ditto.
12887 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12889 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12890 the lwsync instruction.
12891 (enum processor_type): Add PROCESSOR_POWER7.
12892 (rs6000_debug_reg): New -mdebug= options.
12893 (rs6000_debug_addr): Ditto.
12894 (rs6000_debug_cost): Ditto.
12895 (rs6000_isel): Delete.
12896 (enum rs6000_vector): New enum to say what vector unit we have.
12897 (VECTOR_UNIT_*): New macros to say which vector unit has
12898 arithmetic operations for a given type.
12899 (VECTOR_MEM_*): New macros to say which vector unit has memory
12900 operations for a given type.
12901 (TARGET_LDBRX): Whether the machine supports the ldbrx
12903 (TARGET_ISEL): Delete, -misel moved to be a mask.
12904 (TARGET_ISEL64): New macro for 64-bit isel support.
12905 (UNITS_PER_VSX_WORD): New macro.
12906 (POINTER_SIZE): Move to be an external variable, rather than
12907 calculating whether we are generating 32 ot 64-bit code.
12909 (STACK_BOUNDARY): Add VSX support.
12910 (LOCAL_ALIGNMENT): Ditto.
12911 (SLOW_UNALIGNED_ACCESS): Ditto.
12912 (VSX_REGNO_P): New macro for VSX support.
12913 (VFLOAT_REGNO_P): Ditto.
12914 (VINT_REGNO_P): Ditto.
12915 (VLOGICAL_REGNO_P): Ditto.
12916 (VSX_VECTOR_MODE): Ditto.
12917 (VSX_SCALAR_MODE): Ditto.
12919 (VSX_MOVE_MODE): Ditto.
12920 (VSX_REG_CLASS_P): Ditto.
12921 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12923 (UNITS_PER_SIMD_WORD): Add VSX support.
12924 (MODES_TIEABLE_P): Ditto.
12925 (STARTING_FRAME_OFFSET): Ditto.
12926 (STACK_DYNAMIC_OFFSET): Ditto.
12927 (EPILOGUE_USES): Ditto.
12928 (REGNO_REG_CLASS): Move to array lookup.
12929 (CLASS_MAX_NREGS): Ditto.
12930 (rs6000_vector_reg_class): Add declaration.
12931 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12932 overlap with the floating point and Altivec registers.
12934 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12936 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12937 give the appropriate asm switches if -mcpu=native.
12938 (host_detect_local_cpu): Add support for "asm".
12939 (host_detect_local_cpu): Follow GNU code guidelines for name.
12941 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12942 -mbit-word to a variable instead of being a target mask.
12944 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12945 emit the lwsync instruction instead of emitting the instruction as
12946 an integer constant.
12948 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12949 fixuns_trundfsi2, move expander into rs6000.md.
12951 * config/rs6000/rs6000.md (cpu): Add power7.
12952 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12953 (logical predicate patterns): Change the single instruction
12954 primitives that set CR0 to be fast_compare instead of compare.
12956 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12957 (popcntddi2): Ditto.
12958 (popcount<mode>): Ditto.
12959 (floating multiply/add insns): Name the floating point
12960 multiply/add insns.
12961 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12962 (isel_unsigned_<mode>): Ditto.
12963 (fixuns_trundfsi2): Move expander here from spe.md.
12964 (smindi3): Define if we have -misel on 64-bit systems.
12969 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12971 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12973 * config/avr/avr.c (avr_current_device): New variable.
12974 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12975 (avr_arch, mcu_type_s): Move to avr.h.
12976 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12977 default_data_section_start fields.
12978 (avr_arch): Moved from avr.c.
12979 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12980 library_name fields.
12981 (avr_current_device, avr_mcu_types, avr_arch_types,
12982 avr_device_to_arch, avr_device_to_data_start,
12983 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12984 (EXTRA_SPEC_FUNCTIONS): Define.
12985 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12986 options mapping. Use device_to_arch and device_to_data_start insted.
12987 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12988 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12989 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12990 * config/avr/driver-avr.c: New file.
12991 * config/avr/avr-devices.c: New file.
12993 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12995 * var-tracking.c (unshare_variable): Force initialized to
12996 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12997 (set_variable_part): Likewise.
12998 (struct variable_union_info): Remove pos_src field.
12999 (vui_vec, vui_allocated): New variables.
13000 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
13001 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
13002 == 1 use a simpler sorting algorithm. Compute pos field right
13003 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
13004 Avoid quadratic comparison if !flag_var_tracking_uninit.
13005 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
13006 unshare_variable unconditionally.
13007 (dataflow_set_different_2): Removed.
13008 (dataflow_set_different): Don't traverse second hash table.
13009 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
13010 unconditionally to var_reg_set or var_mem_set.
13011 (emit_notes_in_bb): Likewise.
13012 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
13014 (emit_note_insn_var_location): Don't set initialized to
13015 VAR_INIT_STATUS_INITIALIZED early.
13016 (vt_finalize): Free vui_vec if needed, clear vui_vec and
13018 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
13020 * tree-object-size.c (addr_object_size): Instead of checking
13021 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
13022 are no FIELD_DECLs following it.
13024 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
13026 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
13027 order to match bswaps with signed source operands.
13029 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13031 * sdbout.c (sdbout_one_type): Fix braces in switch.
13033 2009-06-23 Richard Guenther <rguenther@suse.de>
13035 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
13037 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
13038 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
13039 var_callused, callused_tree, var_storedanything, storedanything_tree,
13040 var_integer, integer_tree): Remove global variables.
13041 (new_var_info): Do not pass new id, append the new var to the
13042 global variable vector.
13043 (do_ds_constraint): Use is_global_var member of the variable-info.
13044 (new_scalar_tmp_constraint_exp): Adjust.
13045 (create_function_info_for): Likewise.
13046 (create_variable_info_for): Likewise.
13047 (find_what_var_points_to): Remove dead code.
13048 (init_base_vars): Simplify.
13049 (compute_points_to_sets): Adjust.
13051 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13053 * combine.c (try_combine): Dump information about the insns we're
13056 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13058 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
13059 check when calling force_to_mode on TRUNCATE's operand.
13061 2009-06-22 Ian Lance Taylor <iant@google.com>
13063 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
13065 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13067 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
13069 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13071 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
13072 override library linkage flags such as -static-libgcc or
13075 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13077 * config/m68k/m68k-devices.def: Add line for MCF5221x.
13079 2009-06-22 Ian Lance Taylor <iant@google.com>
13081 * config/linux.opt: Put mglibc ahead of muclibc.
13083 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
13084 for duplicate decls.
13086 2009-06-22 Matthias Klose <doko@ubuntu.com>
13088 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
13090 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13093 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
13094 instead of NULL if a parser error occurs.
13096 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13098 * dwarf2out.c (dwarf2_debug_hooks): Initialize
13099 non-DWARF2_DEBUGGING_INFO version.
13101 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
13103 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
13104 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
13106 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
13107 (LIBGCC2_TF_CEXT): Define.
13110 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13113 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
13115 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13117 * config/arm/arm.c (arm_override_options): Disable
13118 -mcaller-super-interworking and -mcallee-super-interworking.
13119 * doc/invoke.texi (ARM Options): Document this.
13121 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
13123 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
13124 * config/arm/constraints.md (j): New constraint for movw operands.
13125 (N): Remove thumb2 meaning.
13126 * config/arm/arm.md (*arm_movw): Delete.
13127 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
13128 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
13129 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
13131 2009-06-22 Martin Jambor <mjambor@suse.cz>
13133 PR tree-optimization/40492
13134 * tree-sra.c (sra_modify_assign): Pass zero offsets to
13135 build_ref_for_offset.
13137 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
13139 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
13140 JUMP_TABLE_DATA_P predicates where applicable.
13141 * auto-inc-dec.c: Ditto.
13142 * builtins.c: Ditto.
13143 * caller-save.c: Ditto.
13145 * cfgcleanup.c: Ditto.
13146 * cfglayout.c: Ditto.
13148 * combine.c: Ditto.
13149 * combine-stack-adj.c: Ditto.
13153 * df-scan.c: Ditto.
13155 * dwarf2asm.c: Ditto.
13156 * dwarf2out.c: Ditto.
13157 * emit-rtl.c: Ditto.
13163 * function.c: Ditto.
13166 * genpreds.c: Ditto.
13167 * genrecog.c: Ditto.
13169 * ira-costs.c: Ditto.
13170 * ira-lives.c: Ditto.
13172 * loop-iv.c: Ditto.
13173 * lower-subreg.c: Ditto.
13174 * modulo-sched.c: Ditto.
13176 * postreload.c: Ditto.
13177 * print-rtl.c: Ditto.
13179 * reginfo.c: Ditto.
13180 * regmove.c: Ditto.
13181 * reload1.c: Ditto.
13184 * rtlanal.c: Ditto.
13186 * sched-vis.c: Ditto.
13188 * sel-sched-ir.c: Ditto.
13189 * simplify-rtx.c: Ditto.
13190 * targhooks.c: Ditto.
13191 * var-tracking.c: Ditto.
13192 * vmsdbgout.c: Ditto.
13194 2009-06-22 Matthias Klose <doko@ubuntu.com>
13196 * Makefile.in (install-plugin): Always use DESTDIR.
13198 2009-06-22 Olivier Hainque <hainque@adacore.com>
13200 * config/pa/pa.c (output_call): Don't optimize post call jumps
13201 into return address adjustments if the call may throw.
13203 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
13205 * arm.c (thumb1_output_casesi): New function.
13206 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
13207 optimizing for size or PIC.
13208 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
13209 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
13210 (casesi): Handle Thumb-1 when optimizing for size or PIC.
13211 (thumb1_casesi_internal_pic): New expand rule.
13212 (thumb1_casesi_dispatch): New pattern.
13213 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
13215 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
13216 in the text seciton when PIC or optimizing for size.
13217 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
13218 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
13219 preservation properties of code.
13220 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
13221 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
13222 (__gnu_thumb1_case_si): New function.
13223 * t-arm (LIB1ASMSRC): Define here.
13224 (LIB1ASMFUNCS): Add some common functions.
13225 * t-arm-elf (LIB1ASMSRC): Delete.
13226 (LIB1ASMFUNCS): Append to existing set.
13227 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13228 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13229 * t-symbian (LIB1ASMFUNCS): Likewise.
13230 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13231 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13233 2009-06-21 Richard Guenther <rguenther@suse.de>
13235 PR tree-optimization/38729
13236 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
13237 to loops with a single exit if -fno-expensive-optimizations.
13239 2009-06-21 Jakub Jelinek <jakub@redhat.com>
13241 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
13242 (dataflow_set): Change vars type from htab_t to shared_hash.
13243 (shared_hash_pool, empty_shared_hash): New variables.
13244 (vars_clear): Removed.
13245 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
13246 shared_hash_find_slot_unshare, shared_hash_find_slot,
13247 shared_hash_find_slot_noinsert, shared_hash_find): New
13249 (shared_hash_unshare, shared_hash_destroy): New functions.
13250 (unshare_variable): Unshare set->vars if shared, use
13252 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
13253 (get_init_value, find_src_set_src, dump_dataflow_set,
13254 clobber_variable_part, emit_notes_for_differences): Use
13256 (dataflow_set_init): Remove second argument, set vars to
13257 empty_shared_hash instead of creating a new htab.
13258 (dataflow_set_clear): Call shared_hash_destroy and set vars
13259 to empty_shared_hash instead of calling vars_clear.
13260 (dataflow_set_copy): Don't call vars_copy, instead just share
13261 the src htab with dst.
13262 (variable_union): Use shared_hash_*, use initially NO_INSERT
13263 lookup if set->vars is shared. Don't keep slot cleared before
13264 calling unshare_variable. Unshare set->vars if needed.
13265 Even ->refcount == 1 vars must be unshared if set->vars is shared
13266 and var needs to be modified.
13267 (variable_canonicalize): New function.
13268 (dataflow_set_union): If dst->vars is empty, just share src->vars
13269 with dst->vars and traverse with variable_canonicalize to canonicalize
13270 and unshare what is needed.
13271 (dataflow_set_different): If old_set and new_set use the same shared
13272 htab, they aren't different. If number of htab elements is different,
13273 htabs are different. Use shared_hash_*.
13274 (dataflow_set_destroy): Call shared_hash_destroy instead of
13276 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
13277 second argument to dataflow_set_init.
13278 (vt_initialize): Likewise. Initialize shared_hash_pool and
13279 empty_shared_hash, move bb in/out initialization afterwards.
13280 Use variable_htab_free instead of NULL as changed_variables del hook.
13281 (variable_was_changed): Change type of second argument to pointer to
13282 dataflow_set. When inserting var into changed_variables, bump
13283 refcount. Unshare set->vars if set is shared htab and slot needs to
13285 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
13286 lookup if set->vars is shared. Unshare set->vars if needed.
13287 Even ->refcount == 1 vars must be unshared if set->vars is shared
13288 and var needs to be modified. Adjust variable_was_changed caller.
13289 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
13290 vars must be unshared if set->vars is shared and var needs to be
13291 modified. Adjust variable_was_changed caller.
13292 (emit_note_insn_var_location): Don't pool_free var.
13293 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
13295 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
13296 free_alloc_pool on shared_hash_pool.
13298 2009-06-20 Anthony Green <green@moxielogic.com>
13300 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
13301 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
13303 2009-06-20 Richard Guenther <rguenther@suse.de>
13305 * tree-ssa-structalias.c (find_func_aliases): For memset use
13306 a constraint from NULL if we memset to zero.
13307 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13308 we explicitly handle that do not read from memory.
13309 (call_may_clobber_ref_p_1): Properly handle builtins that may
13312 2009-06-20 Richard Guenther <rguenther@suse.de>
13314 PR tree-optimization/40495
13315 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13316 (new_scalar_tmp_constraint_exp): New function.
13317 (process_constraint): Do not create temporary decls.
13318 (process_all_all_constraints): Likewise.
13319 (handle_const_call): Likewise.
13320 (create_function_info_for): Do not set decl.
13322 2009-06-19 Ian Lance Taylor <iant@google.com>
13324 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13325 (rs6000_attribute_table): Make static; move before use.
13327 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13329 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13330 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13331 Propagate the TREE_READONLY flag without overwriting it.
13332 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13333 Propagate the TREE_READONLY flag onto the result.
13334 (process_call_operands): Move around. Use correct constant value.
13336 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13339 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13340 * config/arm/arm.md: Likewise.
13342 2009-06-19 Ian Lance Taylor <iant@google.com>
13344 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13345 to GIMPLE_ERROR_MARK.
13347 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13348 op2_original_type parameters. Warn about using different enum types.
13349 * c-parser.c (c_parser_conditional_expression): Pass original
13350 types to build_conditional_expr.
13351 * c-tree.h (build_conditional_expr): Update declaration.
13353 2009-06-19 Ian Lance Taylor <iant@google.com>
13355 * config/i386/i386.c (ix86_function_specific_save): Test that
13356 fields match values, rather than testing the values are in a
13359 2009-06-19 Richard Guenther <rguenther@suse.de>
13361 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13362 ADDR_EXPR pointers.
13363 (ptr_derefs_may_alias_p): Likewise.
13364 (ptr_deref_may_alias_ref_p_1): New function.
13365 (ptr_deref_may_alias_ref_p): Likewise.
13366 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13367 covered by looking at the ESCAPED solution.
13368 (call_may_clobber_ref_p_1): Likewise.
13369 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13370 Handle NULL_TREE offset. Do not produce redundant constraints.
13371 (process_all_all_constraints): New helper function.
13372 (do_structure_copy): Use it.
13373 (handle_lhs_call): Likewise.
13374 (find_func_aliases): Handle some builtins with pointer arguments
13375 and/or return values explicitly.
13377 2009-06-19 Ian Lance Taylor <iant@google.com>
13379 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13381 2009-06-19 Ian Lance Taylor <iant@google.com>
13383 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13385 2009-06-19 Ian Lance Taylor <iant@google.com>
13387 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13388 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13391 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13392 uninitialized const.
13394 2009-06-19 Ian Lance Taylor <iant@google.com>
13396 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13399 * c-decl.c (in_struct, struct_types): Remove.
13400 (struct c_binding): Add in_struct field.
13401 (c_binding_ptr): Define type, along with VEC.
13402 (struct c_struct_parse_info): Define.
13403 (struct_parse_info): New static variable.
13404 (bind): Initialize in_struct field.
13405 (start_struct): Remove enclosing_in_struct and
13406 enclosing_struct_types parameters. Add
13407 enclosing_struct_parse_info parameter. Change all callers. Set
13408 struct_parse_info rather than in_struct and struct_types.
13409 (grokfield): If -Wc++-compat and there is a symbol binding for the
13410 field name, set the in_struct flag and push it on the
13411 struct_parse_info->fields vector.
13412 (warn_cxx_compat_finish_struct): New static function.
13413 (finish_struct): Remove enclosing_in_struct and
13414 enclosing_struct_types parameters. Add
13415 enclosing_struct_parse_info parameter. Change all callers. Don't
13416 set C_TYPE_DEFINED_IN_STRUCT here. Call
13417 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13418 parameter. Only push on struct_types if warn_cxx_compat.
13419 (finish_enum): Only push on struct_types if warn_cxx_compat.
13420 (declspecs_add_type): Add loc parameter. Change all callers.
13421 Change all error calls to error_at. Pass loc, not input_location,
13422 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13423 defined in a struct. If -Wc++-compat and parsing a struct, record
13424 that a typedef name was used.
13425 * c-parser.c (c_parser_declspecs): Get location to pass to
13426 declspecs_add_type.
13427 (c_parser_struct_or_union_specifier): Update calls to start_struct
13429 * c-tree.h (struct c_struct_parse_info): Declare.
13430 (finish_struct, start_struct): Update declarations.
13431 (declspecs_add_type): Update declaration.
13433 2009-06-19 Ian Lance Taylor <iant@google.com>
13435 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13436 variable with an anonymous type.
13438 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13440 * see.c: Remove for real.
13442 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13444 * optabs.h (enum optab_index): Add new OTI_significand.
13445 (significand_optab): Define corresponding macro.
13446 * optabs.c (init_optabs): Initialize significand_optab.
13447 * genopinit.c (optabs): Implement significand_optab using
13448 significand?f2 patterns.
13449 * builtins.c (expand_builtin_mathfn): Handle
13450 BUILT_IN_SIGNIFICAND{,F,L}.
13451 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13452 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13454 * config/i386/i386.md (significandxf2, significand<mode>2): New
13455 expanders to implement significandf, significand and significandl
13456 built-ins as inline x87 intrinsics.
13458 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13460 * config/avr/avr.c (avr_override_options): Remove setting value of
13461 PARAM_INLINE_CALL_COST.
13463 2009-06-18 Richard Henderson <rth@redhat.com>
13466 * tree-pass.h (TDF_ASMNAME): New.
13467 * tree-dump.c (dump_options): Add asmname.
13468 * doc/invoke.texi: Document it.
13470 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13471 (dump_decl_name): ...here.
13472 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13473 (dump_generic_node): Update dump_function_name calls.
13474 (print_call_name): New flags arg; update all dump calls.
13475 * diagnostic.h (print_call_name): Update.
13476 * gimple-pretty-print.c (dump_gimple_call): Update.
13478 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13481 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13483 2009-06-18 Diego Novillo <dnovillo@google.com>
13485 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13486 * plugin.c (str_license): Declare.
13487 (try_init_one_plugin): Assert that the symbol
13488 'plugin_is_GPL_compatible' exists.
13490 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13493 * Makefile.in (OBJS-common): Remove see.o.
13495 * common.opt (fsee): Mark as preserved for backward compatibility.
13496 * opts.c (common_handle_option): Add OPT_fsee to the backward
13497 compatibility section.
13498 * passes.c (init_optimization_passes, pass_see): Remove pass.
13499 * timevar.def (TV_SEE): Remove.
13500 * tree-pass.h (pass_see): Remove declaration.
13501 * doc/invoke.texi (-fsee): Remove documentation.
13503 2009-06-18 Martin Jambor <mjambor@suse.cz>
13505 * tree-sra.c: Include statistics.h
13506 (sra_stats): New variable.
13507 (sra_initialize): Clear sra_stats.
13508 (create_access_replacement): Increment sra_stats.replacements.
13509 (get_access_replacement): Do not return twice.
13510 (analyze_all_variable_accesses): Increment statistics counter by the
13511 number of scalarized aggregates.
13512 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13513 (sra_modify_expr): Increment sra_stats.exprs.
13514 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13515 (sra_modify_assign): Increment sra_stats.exprs,
13516 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13517 (perform_intra_sra): Update statistics counters.
13518 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13520 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13522 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13523 (arm_scalar_mode_supported_p): New function.
13525 2009-06-18 Paul Brook <paul@codesourcery.com>
13526 Sandra Loosemore <sandra@codesourcery.com>
13528 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13529 (__extendhfsf2, __truncsfhf2): Define.
13530 * config/arm/fp16.c: New file.
13531 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13532 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13534 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13536 * doc/extend.texi (Half-Precision): New section.
13537 * doc/invoke.texi (Option Summary): List -mfp16-format.
13538 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13539 * config/arm/arm.opt (mfp16-format=): New.
13540 * config/arm/arm.c: Include intl.h.
13541 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13542 (TARGET_INVALID_RETURN_TYPE): Redefine.
13543 (TARGET_PROMOTED_TYPE): Redefine.
13544 (TARGET_CONVERT_TO_TYPE): Redefine.
13545 (arm_fp16_format): Define.
13546 (all_fpus): Add entry for neon-fp16.
13547 (fp_model_for_fpu): Likewise.
13548 (struct fp16_format): Declare.
13549 (all_fp16_formats): Define.
13550 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13552 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13554 (arm_legitimate_index_p): Treat HFmode like HImode.
13555 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13556 (coproc_secondary_reload_class): Special-case HFmode.
13557 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13558 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13559 (arm_init_fp16_builtins): New.
13560 (arm_init_builtins): Call it.
13561 (arm_invalid_parameter_type): New.
13562 (arm_invalid_return_type): New.
13563 (arm_promoted_type): New.
13564 (arm_convert_to_type).
13565 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13567 (arm_emit_fp16_const): New function.
13568 (arm_mangle_type): Mangle __fp16 as "Dh".
13569 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13571 (TARGET_NEON_FP16): New.
13572 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13573 (enum fputype): Add FPUTYPE_NEON_FP16.
13574 (enum arm_fp16_format_type): Declare.
13575 (arm_fp16_format): Declare.
13576 (LARGEST_EXPONENT_IS_NORMAL): Define.
13577 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13578 * config/arm/arm-modes.def (HFmode): Define.
13579 * config/arm/vfp.md (*movhf_vfp): New.
13580 (extendhfsf2): New.
13582 * config/arm/arm.md (fpu): Add neon_fp16.
13583 (floatsihf2, floatdihf2): New.
13584 (fix_trunchfsi2, fix_trunchfdi2): New.
13586 (extendhfdf2): New.
13588 (*arm32_movhf): New.
13589 (*thumb1_movhf): New.
13590 (consttable_2): Add check for HFmode constants.
13591 (consttable_4): Handle HFmode constants.
13593 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13595 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13597 2009-06-17 Olivier Hainque <hainque@adacore.com>
13599 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13600 const char ** conversion in AIX specific section.
13602 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13604 * config/i386/i386.c (ix86_special_builtin_type): Remove
13605 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13606 (bdesc_special_args): Updated.
13607 (ix86_init_mmx_sse_builtins): Likewise.
13608 (ix86_expand_special_args_builtin): Likewise.
13610 2009-06-17 Richard Henderson <rth@redhat.com>
13612 * tree-pretty-print.c (maybe_dump_asm_name): New.
13613 (dump_decl_name): Use it.
13614 (PRINT_FUNCTION_NAME): Merge into...
13615 (dump_function_name): ... here. Use maybe_dump_asm_name.
13617 2009-06-17 Cary Coutant <ccoutant@google.com>
13619 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13621 * debug.c (struct gcc_debug_hooks): Change placeholder for
13623 (debug_nothing_int_charstar_int): Replaced by...
13624 (debug_nothing_int_charstar_int_bool): ...this.
13625 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13626 source_line prototype.
13627 (debug_nothing_int_charstar_int): Replaced by...
13628 (debug_nothing_int_charstar_int_bool): ...this.
13629 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13630 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13631 Output is_stmt operand when necessary.
13632 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13633 (notice_source_line): Add is_stmt parameter.
13634 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13635 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13637 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13638 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13640 2009-06-17 Ian Lance Taylor <iant@google.com>
13642 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13644 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13647 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13649 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13650 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13651 tree_strip_sign_nop_conversions and
13652 tree_ssa_strip_useless_type_conversions rather than stripping
13653 the operations here.
13654 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13656 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13657 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13658 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13659 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13662 2009-06-17 Michael Eager <eager@eagercon.com>
13664 * config/rs6000/constraints.md (register_constraint "d"): New.
13665 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13666 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13667 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13668 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13669 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13670 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13671 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13672 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13673 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13674 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13676 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13677 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13678 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13679 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13680 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13681 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13682 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13683 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13684 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13685 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13686 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13687 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13688 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13689 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13691 2009-06-16 Ian Lance Taylor <iant@google.com>
13693 * profile.c (total_num_never_executed): Don't define.
13694 (compute_branch_probabilities): Don't count or print
13695 num_never_executed.
13696 (init_branch_prob): Don't set total_num_never_executed.
13697 (end_branch_prob): Don't print total_num_never_executed.
13699 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13701 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13703 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13705 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13706 (nabstd2_fpr): Same.
13708 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13710 * expr.c (expand_assignment): Change complex type check.
13712 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13714 * doc/plugins.texi (Building GCC plugins): Added new section.
13716 2009-06-17 Ian Lance Taylor <iant@google.com>
13718 * c-pch.c (get_ident): Don't set size of templ array.
13719 (pch_init): Don't set size of partial_pch array.
13721 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13722 string constant to intialize an array whose size is the length of
13725 2009-06-17 Richard Guenther <rguenther@suse.de>
13727 PR tree-optimization/40389
13728 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13729 to addressable types.
13730 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13732 2009-06-17 Richard Guenther <rguenther@suse.de>
13734 PR middle-end/40460
13735 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13736 if there is no evolution of left in the loop bail out.
13737 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13738 chrec_fold_multiply.
13740 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13741 Janis Johnson <janis187@us.ibm.com>
13744 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13745 for the symbol ref of a constant that is the source of a move
13746 - nor for any other not-obvious-label-ref constants.
13748 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13750 * plugin.c (position_pass): Skip newly inserted pass during list
13751 traversal to avoid repeated insertion.
13753 2009-06-16 Ian Lance Taylor <iant@google.com>
13755 * vec.h (VEC_stack_alloc): Define different version if
13756 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13757 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13758 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13759 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13761 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13763 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13765 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13766 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13767 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13768 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13769 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13770 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13771 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13772 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13773 __builtin_ia32_rdtscp.
13774 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13775 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13776 and __builtin_ia32_rorhi.
13777 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13778 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13779 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13780 (ix86_expand_args_builtin): Likewise.
13781 (ix86_expand_special_args_builtin): Likewise.
13783 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13784 (UNSPECV_RDTSC): Likewise.
13785 (UNSPECV_RDPMC): Likewise.
13786 (*bsr): Renamed to ...
13788 (*bsr_rex64): Renamed to ...
13791 (*rdpmc): Likewise.
13792 (*rdpmc_rex64): Likewise.
13794 (*rdtsc): Likewise.
13795 (*rdtsc_rex64): Likewise.
13796 (rdtscp): Likewise.
13797 (*rdtscp): Likewise.
13798 (*rdtscp_rex64): Likewise.
13800 * config/i386/ia32intrin.h: New.
13802 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13804 2009-06-16 Ian Lance Taylor <iant@google.com>
13806 * ira-build.c (copy_info_to_removed_store_destinations):
13807 Initialize parent_a.
13809 2009-06-16 Ian Lance Taylor <iant@google.com>
13811 * c-decl.c (grokdeclarator): Change size_varies to bool.
13813 2009-06-16 Ian Lance Taylor <iant@google.com>
13815 * sel-sched.c: Make forward declarations of move_op_hooks and
13816 fur_hooks explicitly extern.
13818 2009-06-16 Ian Lance Taylor <iant@google.com>
13820 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13821 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13823 2009-06-16 Ian Lance Taylor <iant@google.com>
13825 * resource.c (mark_referenced_resources): Change
13826 include_delayed_effects parameter to bool. Change all callers.
13827 (mark_end_of_function_resources): Likewise.
13828 * reorg.c (insn_references_resource_p): Likewise.
13829 (insn_sets_resource_p): Likewise.
13830 * resource.h (mark_referenced_resources): Update declaration.
13831 (mark_end_of_function_resources): Update declaration.
13833 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13835 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13837 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13839 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13840 GCC can bootstrap on AIX with GNU Binutils 2.20.
13842 2009-06-16 Ian Lance Taylor <iant@google.com>
13844 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13846 2009-06-16 Ian Lance Taylor <iant@google.com>
13848 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13849 inline, not extern inline.
13850 (exact_log2): Likewise.
13851 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13853 (exact_log2): Likewise, but don't test CTZ_HWI.
13855 2009-06-16 Ian Lance Taylor <iant@google.com>
13857 * bitmap.c (bitmap_clear): Don't declare as inline.
13858 * gimple.c (gimplify_assign): Likewise.
13859 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13860 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13861 (sched_scan_info): Remove duplicate definition.
13863 2009-06-16 Ian Lance Taylor <iant@google.com>
13865 * c-common.c (skip_evaluation): Don't define.
13866 (c_inhibit_evaluation_warnings): Define global variable.
13867 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13868 than skip_evaluation.
13869 (convert_and_check, warn_for_div_by_zero): Likewise.
13870 * c-common.h (skip_evaluation): Don't declare.
13871 (c_inhibit_evaluation_warnings): Declare.
13872 * c-parser.c (c_parser_typeof_specifier): Set
13873 c_inhibit_evaluation_warnings rather than skip_evaluation.
13874 (c_parser_conditional_expression): Likewise.
13875 (c_parser_binary_expression): Likewise.
13876 (c_parser_sizeof_expression): Likewise.
13877 (c_parser_alignof_expression): Likewise.
13878 * c-typeck.c (build_indirect_ref): Check
13879 c_inhibit_evaluation_warnings rather than skip_evaluation.
13880 (build_conditional_expr, build_binary_op): Likewise.
13882 2009-06-16 Richard Guenther <rguenther@suse.de>
13884 * tree-ssa-alias.c (is_escape_site): Remove.
13885 * tree-ssa-alias.h (enum escape_type): Remove.
13886 (is_escape_site): Likewise.
13887 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13888 via casts and asms without deferring to is_escape_site.
13890 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13892 PR middle-end/40446
13893 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13894 use gen_lowpart if op0 has complex mode.
13896 2009-06-16 Richard Guenther <rguenther@suse.de>
13898 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13899 variables add them to ESCAPED.
13900 (find_func_aliases): Do not make all indirectly stored values escaped.
13902 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13904 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13905 make_decl_one_only.
13907 2009-06-16 Martin Jambor <mjambor@suse.cz>
13909 PR tree-optimization/40432
13910 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13911 check whether we need to force gimple register operand.
13913 2009-06-16 Martin Jambor <mjambor@suse.cz>
13915 PR tree-optimization/40413
13916 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13917 build_ref_for_offset.
13918 (propagate_subacesses_accross_link): Fix a typo in a comment.
13920 2009-06-16 Ira Rosen <irar@il.ibm.com>
13922 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13923 with additional parameter.
13924 * tree-vectorizer.h (enum vect_def_type): Add new value
13926 (enum vect_relevant): Add comments.
13927 (vect_is_simple_reduction): Add new argument.
13928 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13929 Detect nested cycles.
13930 (vect_is_simple_reduction): Update documentation, add an argument to
13931 distinguish inner-loop reduction from nested cycle, detect nested
13932 cycles, fix printings and indentation, don't swap operands in case
13934 (get_initial_def_for_reduction): Handle subtraction.
13935 (vect_create_epilog_for_reduction): Add new argument to specify
13936 reduction variable.
13937 (vect_finalize_reduction): Handle subtraction, fix comments.
13938 (vectorizable_reduction): Handle nested cycles. In case of nested
13939 cycle keep track of the reduction variable position. Call
13940 vect_is_simple_reduction with additional parameter. Use original
13941 statement code in reduction epilogue for nested cycle. Call
13942 vect_create_epilog_for_reduction with additional parameter.
13943 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13944 inner-loop vectorization.
13945 (vect_recog_widen_sum_pattern): Likewise.
13946 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13948 (vect_mark_stmts_to_be_vectorized): Likewise.
13949 (vect_get_vec_def_for_operand): Handle nested cycles.
13951 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13953 * doc/invoke.texi (Debugging Options): Fix option index entries
13954 for -fdump-statistics, -frandom-seed add entries for
13955 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13956 (FRV Options): Fix entries for -mTLS, -mtls.
13957 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13958 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13959 (M68hc1x Options): Fix @itemx for -mnominmax.
13960 (MCore Options): Fix entry for -mno-lsim.
13961 (MMIX Options): Fix entry for -mabi=mmixware.
13962 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13964 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13966 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13967 Mention the plugin mode of gengtype.
13968 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13969 * gengtype.c: Updated copyright.
13970 (plugin_files, nb_plugin_files) Added new static variables.
13971 (measure_input_list) Care about plugin_files.
13972 (write_rtx_next): Added early return in plugin mode.
13973 (create_file): Updated copyright year in generated file. Added
13975 (oprintf): Added early return if NULL outf.
13976 (get_output_file_with_visibility): Care of plugin_files.
13977 (get_output_file_name): May return null.
13978 (write_local): Added early return.
13979 (put_mangled_filename): Ditto.
13980 (finish_root_table): Added check for base_files.
13981 (write_roots): Care about null when plugins.
13982 (main): Added plugin mode.
13984 2009-06-15 Ian Lance Taylor <iant@google.com>
13986 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13987 * gcov.c (read_count_file): Add braces around variables declared
13990 * c.opt (Wjump-misses-init): New warning.
13991 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13992 -Wall and -Wc++-compat if not already set.
13993 (c_common_post_options): Clear warn_jump_misses_init if it was not
13995 * c-decl.c (struct c_binding): Change type field to a union with
13996 new label field. Make it the first field in the struct. Update
13997 references to type to use u.type instead.
13998 (struct c_spot_bindings): Define.
13999 (struct c_goto_bindings): Define.
14000 (c_goto_bindings_p): Define, along with VECs.
14001 (struct c_label_vars): Define.
14002 (struct c_scope): Add has_label_bindings field.
14003 (bind_label, set_spot_bindings): New static functions.
14004 (decl_jump_unsafe, update_spot_bindings): New static functions.
14005 (update_label_decls): New static function.
14006 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
14007 Update binding u.label field to shadowed field.
14008 (c_binding_start_stmt_expr): New function.
14009 (c_binding_end_stmt_expr): New function.
14010 (pushdecl): Don't call c_begin_vm_scope.
14011 (make_label): Add defining and p_label_vars parameters. Change
14013 (lookup_label): Correct test for whether a label has not yet been
14014 defined. Call bind_label rather than bind.
14015 (warn_about_goto): New static function.
14016 (lookup_label_for_goto): New function.
14017 (declare_label): Call bind_label rather than bind.
14018 (check_earlier_gotos): New static function.
14019 (define_label): Don't give errors about jumping into statement
14020 expressions or scopes of variably modified types. Call
14021 set_spot_bindings and check_earlier_gotos. Call bind_label
14022 instead of bind. Don't set label_context_stack_se or
14023 label_context_stack_vm.
14024 (c_get_switch_bindings): New function.
14025 (c_release_switch_bindings): New function.
14026 (c_check_switch_jump_warnings): New function.
14027 (start_function): Don't set label_context_stack_se or
14028 label_context_stack_vm.
14029 (finish_function): Likewise.
14030 * c-typeck.c (label_context_stack_se): Don't define.
14031 (label_context_stack_vm): Don't define.
14032 (c_finish_goto_label): Call lookup_label_for_goto rather than
14033 lookup_label. Don't give errors about jumping into a statement
14034 expression or the scope of a variably modified type. Don't set
14035 label_context_stack_se or label_context_stack_vm.
14036 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
14037 fields. Add bindings field.
14038 (c_start_case): Don't set deleted fields. Set bindings field.
14039 (do_case): Rework order of tests. Don't check blocked_stmt_expr
14040 or blocked_vm. Call c_check_switch_jump_warnings.
14041 (c_finish_case): Don't test blocked_stmt_expr field. Call
14042 c_release_switch_bindings.
14043 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
14044 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14045 set label_context_stack_se. Call c_bindings_start_stmt_expr.
14046 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
14047 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14048 set label_context_stack_se. Call c_bindings_end_stmt_expr.
14049 (c_begin_vm_scope, c_end_vm_scope): Don't define.
14050 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
14051 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
14052 (C_DECL_UNJUMPABLE_VM): Don't define.
14053 (C_DECL_UNDEFINABLE_VM): Don't define.
14054 (struct c_label_list): Don't define.
14055 (struct c_label_context_se): Don't define.
14056 (struct c_label_context_vm): Don't define.
14057 (struct c_spot_bindings): Declare.
14058 (c_bindings_start_stmt_expr): Declare.
14059 (c_bindings_end_stmt_expr): Declare.
14060 (lookup_label_for_goto): Declare.
14061 (c_get_switch_bindings, c_release_switch_bindings): Declare.
14062 (c_check_switch_jump_warnings): Declare.
14063 (label_context_stack_se, label_context_stack_vm): Don't declare.
14064 (c_finish_goto_label): Update declaration.
14065 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
14066 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
14067 (Warning Options): Document -Wjump-misses-init.
14069 2009-06-15 Jakub Jelinek <jakub@redhat.com>
14071 * tree-object-size.c (addr_object_size): Fix a pasto in the last
14074 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14076 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
14078 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14080 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
14082 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14084 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
14086 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14088 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
14089 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
14090 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
14091 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
14092 * dwarf2asm.c (dw2_force_const_mem): Update call to
14093 make_decl_one_only.
14094 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
14095 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
14096 * langhooks.c (lhd_comdat_group): Remove.
14097 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
14098 * tree.h (DECL_COMDAT_GROUP): New.
14099 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
14100 (tree_decl_with_vis): Add comdat_group. Remove one_only.
14101 (make_decl_one_only): Change signature.
14102 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
14103 make_decl_one_only.
14104 (make_decl_one_only): Change signature.
14105 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
14107 2009-06-15 Richard Guenther <rguenther@suse.de>
14109 PR middle-end/40439
14110 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
14112 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14114 * tree-ssa-math-opts.c: Remove extra divide.
14116 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14118 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
14120 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14122 * passes.c: Add bswap pass.
14123 * tree-pass.h: Add pass_optimize_bswap declaration.
14124 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
14125 Include rtl.h, expr.h and optabs.h for optab_handler check.
14126 (struct symbolic_number, pass_optimize_bswap): New definition.
14127 (do_shift_rotate, verify_symbolic_number_p): New functions.
14128 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
14129 (gate_optimize_bswap): New function.
14130 * tree.c (widest_int_cst_value): New function.
14131 * tree.h (widest_int_cst_value): Prototype added.
14133 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
14135 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
14136 REG_EQUAL/REG_EQUIV notes.
14138 2009-06-14 Richard Guenther <rguenther@suse.de>
14140 PR middle-end/40389
14141 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
14142 has its address taken if NRV was applied and it is addressable.
14143 * tree-ssa-structalias.c (get_constraint_for_address_of): New
14144 function split out from ...
14145 (get_constraint_for_1): ... here.
14146 (handle_rhs_call): Use it to mark the return slot escaped if
14147 it is addressable and NRV was applied.
14149 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14151 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
14152 Change first argument type to location_t.
14153 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
14154 Do not set input_location.
14155 Use loc instead of input_location throughout.
14157 2009-06-13 Richard Guenther <rguenther@suse.de>
14159 PR tree-optimization/40421
14160 * tree-predcom.c (should_unroll_loop_p): Remove.
14161 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
14163 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14165 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14166 Add location argument.
14168 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14170 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
14172 * config/s390/s390.c (s390_build_builtin_va_list): Same.
14173 (s390_gimplify_va_arg): Pass location to create_artificial_label.
14174 * config/spu/spu-protos.h: Add location to
14175 spu_resolve_overloaded_builtin.
14176 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
14177 spu_build_builtin_va_list.
14178 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
14179 argument. Pass location to build_function_call_vec.
14180 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
14182 (emit_fpu_switch): Same.
14183 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
14184 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
14185 to build_decl and create_artificial_label.
14186 (xtensa_gimplify_va_arg_expr): Same.
14187 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
14188 (xstormy16_gimplify_va_arg_expr): Same.
14189 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
14190 * config/arm/arm.c (arm_build_builtin_va_list): Same.
14191 * config/mips/mips.c (mips_build_builtin_va_list): Same.
14192 (mips16_build_function_stub): Same.
14193 (mips16_build_call_stub): Same.
14195 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
14198 * arm/constraints.md (Pa, Pb): New constraints.
14199 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
14200 split pattern to deal with them.
14202 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
14204 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
14205 fix index entry for -Xpreprocessor.
14207 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14209 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14210 Add location argument to build_decl call.
14211 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
14212 (rs6000_init_builtins): Same.
14213 (spe_init_builtins): Same.
14214 (rs6000_gimplify_va_arg): Add location argument to
14215 create_artificial_label call.
14217 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
14219 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
14220 * combine-stack-adj.c (pass_stack_adjustments): Use it.
14221 * Makefile.in: Fix GGC dependency for gcse.o.
14223 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14225 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
14226 * gimple-pretty-print.c (dump_gimple_stmt): Same.
14227 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
14229 * c-parser.c (c_parser_binary_expression): Use current column while
14230 building binary operations.
14231 * common.opt (fshow-column): Enable by default.
14232 * tree-vrp.c (check_array_ref): Use warning_at.
14233 (check_array_bounds): Use location from call back if expr has no
14235 * tree.h: Add location argument to maybe_fold_*.
14236 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
14237 (maybe_fold_offset_to_array_ref): Add location argument and use it.
14238 (maybe_fold_offset_to_component_ref): Same.
14239 (maybe_fold_offset_to_reference): Same.
14240 (maybe_fold_offset_to_address): Same.
14241 (maybe_fold_stmt_indirect): Same.
14242 (maybe_fold_stmt_addition): Same.
14243 (fold_stmt_r): Pass location to maybe_fold_*.
14244 (fold_gimple_assign): Same.
14245 * c-tree.h: Add location argument to finish_decl,
14246 default_function_array_conversion, store_init_value.
14247 * c-decl.c (define_label): Use error_at.
14248 (c_make_fname_decl): Pass location to finish_decl.
14249 (finish_decl): New location argument.
14250 (build_compound_literal): Pass location to store_init_value.
14251 (grokdeclarator): Pass location to finish_decl.
14253 * c-typeck.c (array_to_pointer_conversion): New location argument.
14254 (function_to_pointer_conversion): Same.
14255 (default_function_array_conversion): Same.
14256 (parser_build_unary_op): Pass location to overflow_warning.
14257 (parser_build_binary_op): Same. Use warning_at.
14258 (build_unary_op): Pass location to array_to_pointer_conversion.
14259 (build_c_cast): Pass location to digest_init.
14260 (build_modify_expr): New location argument.
14261 (convert_for_assignment): Same.
14262 (store_init_value): Same.
14263 (digest_init): Same.
14264 (output_init_element): Pass location to digest_init and
14265 array_to_pointer_conversion.
14266 (c_finish_return): Pass location to convert_for_assignment.
14267 * gimplify.c (gimplify_conversion): Pass location to
14268 maybe_fold_offset_to_address.
14269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
14270 to maybe_fold_stmt_addition.
14271 * c-omp.c (c_finish_omp_atomic): Pass new location to
14273 (c_finish_omp_for): Same.
14274 * c-common.c (overflow_warning): New argument.
14275 * c-common.h: New argument to build_modify_expr, overflow_warning.
14276 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
14278 (c_parser_initializer): Pass location to
14279 default_function_array_conversion.
14280 (c_parser_initelt): Same.
14281 (c_parser_initval): Same.
14282 (c_parser_asm_operands): Same.
14283 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
14284 (c_parser_conditional_expression): Same.
14285 (c_parser_binary_expression): Add location info to stack. Use it.
14286 (c_parser_unary_expression): Pass location to
14287 default_function_array_conversion, parser_build_unary_op,
14288 build_indirect_ref, c_parser_postfix_expression_after_primary.
14289 (c_parser_postfix_expression_after_primary): New location argument.
14291 (c_parser_expression_conv): Pass location to
14292 default_function_array_conversion.
14293 (c_parser_expr_list): Same.
14294 (c_parser_omp_atomic): Same.
14295 (c_parser_omp_for_loop): Same.
14296 * c-tree.h (struct c_declarator): Add comment to id_loc.
14297 (build_array_declarator): New argument.
14298 * c-decl.c (build_array_declarator): Add location argument.
14299 (grokdeclarator): Set id_loc for cdk_array.
14300 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
14301 build_array_declarator.
14302 * tree.c (build_omp_clause): Add location argument.
14303 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
14304 (OMP_CLAUSE_LOCATION): New macro.
14305 (struct tree_omp_clause): Add location field.
14306 (build_omp_clause): Add argument.
14307 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
14308 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14310 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14311 (cp_parser_omp_clause_collapse): Same.
14312 (cp_parser_omp_clause_default): Same.
14313 (cp_parser_omp_clause_if): Same.
14314 (cp_parser_omp_clause_nowait): Same.
14315 (cp_parser_omp_clause_num_threads): Same.
14316 (cp_parser_omp_clause_ordered): Same.
14317 (cp_parser_omp_clause_schedule): Same.
14318 (cp_parser_omp_clause_untied): Same.
14319 (cp_parser_omp_for_loop): Same.
14320 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14321 * c-tree.h (c_start_case): Add location argument.
14322 (c_process_expr_stmt): Same.
14323 (c_finish_goto_*): Same.
14324 * tree-parloops.c (initialize_reductions): Pass location to
14326 (create_parallel_loop): Same.
14327 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14328 (gfc_trans_omp_reduction_list): Same.
14329 (gfc_trans_omp_clauses): Same.
14330 (gfc_trans_omp_do): Same.
14331 * c-typeck.c (c_finish_goto_label): Same.
14332 (c_finish_goto_ptr): New location argument.
14333 (c_start_case): Same.
14334 (emit_side_effect_warnings): Same.
14335 (c_process_expr_stmt): Same.
14336 (c_finish_stmt_expr): Same.
14337 (c_finish_omp_clauses): Use error_at instead of error.
14338 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14340 * c-omp.c (c_split_parallel_clauses): New location argument.
14341 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14342 to build_omp_clause.
14343 (convert_local_reference_stmt): Same.
14344 (convert_gimple_call): Same.
14345 * c-common.h (c_split_parallel_clauses): New argument.
14346 * c-parser.c (c_parser_statement_after_labels): Pass location to
14347 c_finish_goto_label.
14348 (c_parser_switch_statement): Pass location to c_start_case.
14349 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14350 and c_process_expr_stmt.
14351 (c_parser_omp_variable_list): Add location argument.
14352 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14353 (c_parser_omp_clause_default): Same.
14354 (c_parser_omp_clause_if): Same.
14355 (c_parser_omp_clause_num_threads): Same.
14356 (-c_parser_omp_clause_ordered): Same.
14357 (c_parser_omp_clause_reduction): Pass location to
14358 c_parser_omp_variable_list.
14359 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14360 (c_parser_omp_clause_untied): Same.
14361 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14362 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14364 * c-tree.h (check_for_loop_decls, undeclared_variable,
14365 build_component_ref, build_array_ref, build_external_ref,
14366 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14367 build_conditional_expr, build_compound_expr, c_cast_expr,
14368 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14369 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14371 * c-semantics.c (build_stmt): Same.
14372 (build_case_label): Same.
14373 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14374 (undeclared_variable): New argument.
14375 (make_label): Same.
14376 (lookup_label): Pass location on down.
14377 (define_label): Same.
14378 (finish_decl): Same.
14379 (build_compound_literal): Same.
14380 (finish_struct): Same.
14381 (finish_function): Do not set location here.
14382 (check_for_loop_decls): New argument.
14383 * tree.c (save_expr): Set location.
14384 (build_empty_stmt): New argument.
14385 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14386 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14387 * builtins.c (gimplify_va_arg_expr): Use locations.
14388 (expand_builtin_sync_operation): Same.
14389 * c-typeck.c (build_component_ref): New argument.
14390 (build_array_ref): Same.
14391 (build_external_ref): Same.
14392 (c_expr_sizeof_expr): Same.
14393 (c_expr_sizeof_type): Same.
14394 (parser_build_unary_op): Same.
14395 (build_conditional_expr): Same.
14396 (build_compound_expr): Pass location on down.
14397 (build_compound_expr): New argument.
14398 (build_c_cast): Same.
14399 (c_cast_expr): Same.
14400 (build_asm_expr): Same.
14401 (c_finish_return): Same.
14402 (c_process_expr_stmt): Pass location on down.
14403 (c_finish_stmt_expr): New argument.
14404 (push_clenaup): Same.
14405 (c_finish_omp_parallel): Same.
14406 (c_finish_omp_task): Same.
14407 * gimplify.c (gimplify_call_expr): Pass location on down.
14408 * c-omp.c (c_finish_omp_master): New argument.
14409 (c_finish_omp_critical): Same.
14410 (c_finish_omp_ordered): Same.
14411 (c_finish_omp_barrier): Same.
14412 (-c_finish_omp_taskwait): Same.
14413 (c_finish_omp_atomic): Same.
14414 (c_finish_omp_flush): Same.
14415 * tree-inline.c (copy_tree_body_r): Pass location on down.
14416 (inline_forbidden_p): Remove use of input_location.
14417 * c-gimplify.c (c_build_bind_expr): New argument.
14418 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14419 (c_sizeof_or_alignof_type): New argument.
14420 (c_alignof_expr): Same.
14421 (build_va_arg): Same.
14422 (c_add_case_label): Same.
14423 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14424 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14425 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14426 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14427 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14428 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14430 * stub-objc.c (objc_build_selector_expr): Same.
14431 (objc_build_throw_stmt): Same.
14432 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14433 (c_parser_initelt): Same.
14434 (c_parser_compound_statement): Same.
14435 (c_parser_compound_statement_nostart): Same.
14436 (c_parser_label): Same.
14437 (c_parser_statement_after_labels): Same.
14438 (c_parser_if_body): Same.
14439 (c_parser_else_body): Same.
14440 (c_parser_if_statement): Same.
14441 (c_parser_switch_statement): Same.
14442 (c_parser_while_statement): Same.
14443 (c_parser_do_statement): Same.
14444 (c_parser_for_statement): Same.
14445 (c_parser_asm_statement): Same.
14446 (c_parser_conditional_expression): Same.
14447 (c_parser_binary_expression): Same.
14448 (c_parser_cast_expression): Same.
14449 (c_parser_unary_expression): Same.
14450 (c_parser_sizeof_expression): Same.
14451 (c_parser_alignof_expression): Same.
14452 (c_parser_postfix_expression): Same.
14453 (c_parser_expression): Same.
14454 (c_parser_objc_receiver): Same.
14455 (c_parser_omp_variable_list): Same.
14456 (c_parser_omp_structured_block): Same.
14457 (c_parser_omp_atomic): New argument.
14458 (c_parser_omp_barrier): Same.
14459 (c_parser_omp_critical): Same.
14460 (c_parser_omp_flush): Pass location on down.
14461 (c_parser_omp_for_loop): New argument.
14462 (c_parser_omp_for): Same.
14463 (c_parser_omp_master): Same.
14464 (c_parser_omp_ordered): Same.
14465 (c_parser_omp_sections_scope): Same.
14466 (c_parser_omp_sections): Same.
14467 (c_parser_omp_parallel): Same.
14468 (c_parser_omp_single): Same.
14469 (c_parser_omp_task): Same.
14470 (c_parser_omp_taskwait): Pass location on down.
14471 (c_parser_omp_construct): Same.
14472 (c_parser_omp_threadprivate): Same.
14473 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14474 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14475 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14476 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14477 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14478 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14479 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14480 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14481 config/i386/i386.c, stmt.c:
14482 Add location argument to the following function definitions and/or
14483 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14484 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14485 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14486 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14487 do_case, c_finish_bc_stmt, build_compound_literal,
14488 build_function_call.
14489 * c-decl.c (build_compound_literal): Add location argument.
14490 Make all diagnostic calls use location.
14491 (start_struct): Same.
14492 (finish_struct): Same.
14493 (start_enum): Same.
14494 (build_enumerator): Same.
14495 (start_function): Same.
14496 (grokdeclarator): Make all diagnostic calls use location.
14497 (store_parm_decls_oldstyle): Same.
14498 * c-typeck.c (build_function_call): Add location argument.
14499 Make all diagnostic calls use location.
14501 (c_finish_bc_stmt): Same.
14502 * tree-nested.c (get_trampoline_type): Add argument.
14503 Pass location to build_decl.
14504 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14505 * rtl.h (RTL_LOCATION): New.
14506 * c-common.c (c_add_case_label): Add location argument.
14507 Make all diagnostic calls use location.
14508 * c-common.h: Add location argument to make_fname_decl, do_case,
14509 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14510 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14511 Set it appropriately for every case. Pass enum_loc to start_enum
14512 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14514 (c_parser_struct_or_union_specifier): Save location. Use it for
14515 start_struct, finish_struct, and parser_xref_tag.
14517 2009-06-12 Ian Lance Taylor <iant@google.com>
14519 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14521 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14522 cpp_opts->warn_cxx_operator_names.
14524 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14527 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14528 is returns NULL and OP is a VCE, look through the VCE.
14530 2009-06-12 Ian Lance Taylor <iant@google.com>
14533 * collect2.c (main): Use CONST_CAST2 in code inside #if
14534 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14536 2009-06-12 Joey Ye <joey.ye@intel.com>
14538 PR middle-end/39146
14539 * cfgexpand.c (get_decl_align_unit): Update
14540 max_used_stack_slot_alignment with align instead of
14541 stack_alignment_needed.
14543 * function.c (assign_stack_local_1): Update
14544 max_used_stack_slot_alignment with alignment_in_bits instead
14545 of stack_alignment_needed.
14546 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14549 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14551 * dwarf2out.c (last_var_location_insn): New variable.
14552 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14553 (dwarf2out_var_location): Don't record anything after last real
14554 insn. Only change labels if there were any real instructions
14555 in between last note and this one, or if changed sections.
14557 2009-06-11 Richard Henderson <rth@redhat.com>
14559 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14560 note when storing the frame pointer in a register.
14561 (FRP): Don't redefine to nothing for epilogue.
14562 (alpha_expand_epilogue): Mark register and sp restores.
14563 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14565 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14566 when gen_lowpart is needed.
14568 2009-06-11 Richard Henderson <rth@redhat.com>
14570 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14572 * dwarf2out.c (need_data_align_sf_opcode): New.
14573 (div_data_align): Move earlier.
14574 (def_cfa_1, reg_save): Use it.
14576 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14578 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14579 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14580 (ix86_handle_option): Handle OPT_mcrc32.
14581 (ix86_target_string): Add -mcrc32.
14582 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14584 * config/i386/i386.h (TARGET_CRC32): New.
14586 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14587 (sse4_2_crc32di): Likewise.
14589 * config/i386/i386.opt (mcrc32): New.
14591 * doc/invoke.texi: Document -mcrc32.
14593 2009-06-11 Richard Henderson <rth@redhat.com>
14595 * common.opt (gdwarf-): Accept a version number.
14596 * doc/invoke.texi (gdwarf-): Update docs.
14597 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14598 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14599 version level, and record it.
14601 * dwarf2.h (DW_CIE_VERSION): Remove.
14602 * dwarf2out.c (DWARF_VERSION): Remove.
14603 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14604 (output_call_frame_info): Use CIE version 3 for dwarf3,
14605 or if the return register column is out of range for version 1.
14606 (dwarf_stack_op_name): Add all dwarf3 values.
14607 (DEBUG_PUBTYPES_SECTION): New.
14608 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14609 encoding change for dwarf3.
14610 (output_die) [dw_val_class_die_ref]: Likewise.
14611 (output_compilation_unit_header): Emit correct version for dwarf3.
14612 (output_line_info): Likewise.
14613 (output_pubnames): Update for DWARF_VERSION removal.
14614 (output_aranges): Likewise.
14615 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14616 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14617 (dwarf2out_finish): Likewise.
14619 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14621 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14624 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14627 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14628 * builtins.c (expand_builtin_unreachable): New function.
14629 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14630 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14631 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14633 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14634 searching for missing barriers.
14636 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14638 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14639 when -fprofile-generate* was passed.
14640 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14642 2009-06-11 Anthony Green <green@moxielogic.com>
14644 * config/moxie/moxie.md: Define length attribute for all instructions.
14646 (*b<cond:code>): Support limited branch ranges for new PC-relative
14647 branch instructions.
14648 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14650 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14652 * config/i386/i386.c (min_insn_size): Use get_attr_length
14653 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14654 For __asm return 0.
14656 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14657 instead of emit_insn_before.
14659 2009-06-10 Ian Lance Taylor <iant@google.com>
14662 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14665 2009-06-10 Revital Eres <eres@il.ibm.com>
14667 * passes.c (init_optimization_passes): Reschedule
14668 predictive-commoning pass before complete unroll pass.
14670 2009-06-10 Martin Jambor <mjambor@suse.cz>
14672 * cgraph.c (cgraph_node_can_be_local_p): New function.
14673 (cgraph_make_node_local): New function.
14674 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14675 (cgraph_make_node_local): Declare.
14677 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14679 * tree.h (tree_base): Add packed_flag and user_align fields.
14680 Decrease size of spare field.
14681 (TYPE_USER_ALIGN): Use user_align from tree_base.
14682 (DECL_USER_ALIGN): Likewise.
14683 (TYPE_PACKED): Use packed_flag from tree_base.
14684 (DECL_PACKED): Likewise.
14685 (tree_type): Delete packed_flag and user_align fields. Widen
14686 precision field. Widen mode field and shuffle fields to align
14687 mode on an 8-bit boundary.
14688 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14689 Renumber decl_flag_* fields. Fix comments. Widen
14690 decl_common_unused field.
14691 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14692 (DECL_EXTERNAL): Likewise.
14693 (DECL_BIT_FIELD): Likewise.
14694 (DECL_NONADDRESSABLE_P): Likewise.
14695 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14696 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14698 2009-06-10 Ian Lance Taylor <iant@google.com>
14700 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14701 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14702 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14703 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14704 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14705 DEF_VEC_ALLOC_FUNC_P.
14706 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14707 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14708 DEF_VEC_ALLOC_FUNC_O.
14709 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14710 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14711 DEF_VEC_ALLOC_FUNC_I.
14712 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14713 (vec_stack_p_reserve_exact_1): Declare.
14714 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14715 (vec_stack_free): Declare.
14716 (VEC_stack_alloc): Define.
14717 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14718 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14719 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14720 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14722 (stack_vecs): New static variable.
14723 (vec_stack_p_reserve_exact_1): New function.
14724 (vec_stack_o_reserve_1): New static function.
14725 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14726 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14727 (vec_stack_free): New function.
14728 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14729 (VEC_df_ref_stack_alloc): Define.
14730 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14731 DEF_VEC_ALLOC_P_STACK.
14732 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14733 (struct df_collection_rec): Change _vec fields to VEC. Remove
14735 (df_free_collection_rec): Adjust for new fields.
14736 (df_insn_rescan): Use new df_collection_rec fields.
14737 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14738 (df_ref_create_structure, df_ref_record): Likewise.
14739 (df_get_conditional_uses, df_get_call_refs): Likewise.
14740 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14741 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14742 (df_record_exit_block_uses, df_bb_verify): Likewise.
14743 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14744 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14745 Remove count parameter. Change return type to void. Change all
14747 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14748 Remove count parameter. Change return type to void. Change all
14750 (df_install_refs): Change old_vec parameter to VEC. Remove count
14751 parameter. Change all callers.
14752 (df_install_mws): Change old_vec parameter to VEC. Remove count
14753 parameter. Change all callers.
14754 (df_refs_verify): Change new_rec parameter to VEC. Change call
14756 (df_mws_verify): Likewise.
14758 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14760 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14762 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14764 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14766 2009-06-10 Anthony Green <green@moxielogic.com>
14768 * config/moxie/crti.asm: New file.
14769 * config/moxie/crtn.asm: New file.
14770 * config/moxie/moxie.c: New file.
14771 * config/moxie/moxie.h: New file.
14772 * config/moxie/sfp-machine.h: New file.
14773 * config/moxie/moxie-protos.h: New file.
14774 * config/moxie/t-moxie: Created.
14775 * config/moxie/t-moxie-softfp: Created.
14776 * config/moxie/moxie.md: Created.
14777 * config/moxie/constraints.md: Created.
14778 * config.gcc: Add moxie support.
14779 * doc/md.texi (Machine Constraints): Add moxie constraints.
14780 * doc/contrib.texi (Contributors): Mention moxie port.
14781 * doc/install.texi (Specific): Mention the moxie port.
14783 2009-06-09 Ian Lance Taylor <iant@google.com>
14785 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14786 compiling with C++.
14787 * optabs.c (optab_table): Only use designated initializers if
14788 HAVE_DESIGNATED_INITIALIZERS is defined.
14789 (convert_optab_table): Likewise.
14790 (init_optabs): Always call init_insn_codes if
14791 HAVE_DESIGNATED_INITIALIZERS is not defined.
14793 2009-06-09 Ian Lance Taylor <iant@google.com>
14795 * targhooks.c (default_builtin_vectorized_function): Change fn
14796 parameter to unsigned int.
14797 (default_builtin_vectorized_conversion): Change code parameter to
14799 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14800 * targhooks.h: Update declarations.
14801 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14802 parameter to unsigned int.
14804 * c-typeck.c (comptypes_check_enum_int): New static function.
14805 (comptypes_internal): Add enum_and_int_p parameter. Change all
14807 (comp_target_types): Add location parameter. Change all callers.
14808 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14809 Change all callers.
14810 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14811 (build_conditional_expr): Add colon_loc parameter. Change all
14813 (convert_for_assignment): Add location parameter. Change all callers.
14814 * c-parser.c (c_parser_conditional_expression): Pass location of
14815 colon to build_conditional_expr.
14816 * c-tree.h (build_conditional_expr): Update declaration.
14818 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14820 * graphite.c: Revert previous patch.
14822 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14825 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14827 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14829 * tree-ssa-loop-prefetch.c
14830 (loop_prefetch_arrays): Fixed a portability problem in printf format
14833 2009-06-09 Martin Jambor <mjambor@suse.cz>
14835 PR tree-optimization/40351
14836 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14837 refrence to a potential artifical subaccess can be constructed.
14839 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14841 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14842 (sh_override_options): Likewise.
14843 * config/sh/sh.c: Include params.h.
14844 (sh_optimization_options): New.
14845 (sh_override_options): Likewise.
14846 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14847 (OVERRIDE_OPTIONS): Use sh_override_options.
14849 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14851 * dwarf2out.c (emit_cfa_remember): New variable.
14852 (add_fde_cfi): If emit_cfa_remember, recurse to add
14853 DW_CFA_remember_state first.
14854 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14855 instead just set emit_cfa_remember.
14857 2009-06-08 Jan Hubicka <jh@suse.cz>
14860 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14862 2009-06-08 Jan Hubicka <jh@suse.cz>
14864 PR middle-end/39834
14865 * cgraphunit.c (save_inline_function_body): Do not copy transform
14866 hooks for saved inline bodies.
14867 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14868 for given function.
14870 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14872 * jump.c (returnjump_p): Handle delayed branches. Add missing
14875 2009-06-08 Jan Hubicka <jh@suse.cz>
14877 PR middle-end/40102
14878 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14879 original node might've been modified.
14880 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14882 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14884 * tree-object-size.c (addr_object_size): Add OSI argument.
14885 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14886 (compute_builtin_object_size, expr_object_size): Adjust callers.
14887 (plus_stmt_object_size): Call addr_object_size instead of
14888 compute_builtin_object_size.
14890 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14891 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14893 * tree-ssa-loop-prefetch.c
14894 (gather_memory_references): Introduced a counter for the number of
14896 (anything_to_prefetch_p): Introduced a counter for the number of
14898 (is_loop_prefetching_profitable): New function with a cost model
14900 (loop_prefetch_arrays): Use the new cost model to determine if
14901 prefetching is profitable.
14902 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14903 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14904 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14905 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14906 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14907 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14909 2009-06-08 Michael Matz <matz@suse.de>
14912 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14913 partitions use the same.
14914 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14915 for basevars of SSA_NAMEs.
14916 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14917 to not expand them twice.
14918 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14921 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14923 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14924 (fdump-final-insns=, gtoggle): New.
14925 * doc/invoke.texi: Document them.
14926 * final.c (rest_of_clean_state): Dump final insn stream.
14927 * gcc.c (invoke_as): Hook in -fcompare-debug.
14928 (static_spec_functions): Add compare-debug-dump-opt,
14929 compare-debug-self-opt and compare-debug-auxbase-opt.
14930 (compare_debug, compare_debug_second, compare_debug_opt): New.
14931 (switches_debug_check, n_switches_debug_check): New.
14932 (debug_auxbase_opt, debug_check_temp_file): New.
14933 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14935 (do_self_spec): Handle arguments after switches.
14936 (do_spec_1): Add .gk extension to temp file basenames for compare.
14937 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14938 (cc1_options): Use it instead of normal auxbase computation for
14939 the second compare-debug compilation.
14940 (compare_files): New.
14941 (main): Set up and implement compare debug mode.
14942 (compare_debug_dump_opt_spec_function): New.
14943 (compare_debug_self_opt_spec_function): New.
14944 (compare_debug_auxbase_opt_spec_function): New.
14945 * toplev.c (process_options): Handle flag_gtoggle,
14946 flag_dump_final_insns.
14947 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14948 during -fcompare-debug-second compilation.
14950 2009-06-07 Ian Lance Taylor <iant@google.com>
14952 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14953 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14955 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14956 with no default node. Change warning with %H to warning_at.
14957 Don't clear warn_switch around case checking.
14958 * doc/invoke.texi (Warning Options): Clarify distinction between
14959 -Wswitch and -Wswitch-enum.
14961 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14963 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14965 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14967 * gbl-ctors.h: Add header guard.
14969 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14971 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14972 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14973 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14974 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14975 prototypes for removed functions.
14976 (expressions_equal_p): Move to ...
14977 * tree-ssa-sccvn.h: ... here and ...
14978 * matrix-reorg.c: ... adjust includes.
14980 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14982 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14984 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14986 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14987 (finish_function): Remove erroneous whitespace.
14989 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14991 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14992 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14994 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14996 * errors.c (internal_error): Commentary typo fix.
14997 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14998 * tree-ssa-pre.c: Ditto.
15000 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15002 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
15003 them is supposed to hold actual statements.
15005 2009-06-06 Ian Lance Taylor <iant@google.com>
15007 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
15008 empty statements can now have attributes.
15010 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
15012 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
15013 * config/mips/mips.md: Ditto.
15015 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15017 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
15019 (__eabi_uconvert): Likewise.
15021 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15023 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
15024 CFI_* definitions with IN_GCC.
15026 2009-06-05 David Edelsohn <edelsohn@gnu.org>
15028 * xcoffout.h (xcoffout_source_line): Update prototype.
15030 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15032 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
15033 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
15035 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15037 PR middle-end/40340
15038 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
15039 inlined_function_outer_scope_p blocks for artificial inlines
15041 * tree.c (tree_nonartificial_location): Rewrite using
15042 block_nonartificial_location.
15044 2009-06-05 Revital Eres <eres@il.ibm.com>
15045 Leehod Baruch <leehod@il.ibm.com>
15047 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
15048 (expand_expr_real_1): Remove comment.
15049 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15050 Vectorize misaligned access when the target supports it.
15051 (vect_supportable_dr_alignment): Check for unaligned access support.
15052 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
15055 2009-06-05 Julian Brown <julian@codesourcery.com>
15057 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
15058 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
15060 2009-06-05 Richard Guenther <rguenther@suse.de>
15063 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
15064 as possibly unused.
15066 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15068 * config/s390/s390.c (global_not_special_regno_p): New static inline.
15069 (save_gprs): Don't tell unwinder when a global register is saved.
15070 (s390_emit_epilogue): Emit needed epilogue unwind info.
15072 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15074 * dwarf2out.c (deferred_asm_name): New.
15075 (add_name_and_src_coords_attributes): Defer creation of
15076 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
15078 (move_linkage_attr): New.
15079 (dwarf2out_finish): Revisit deferrals and emit attributes at the
15082 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15084 * tree-nested.c (finalize_nesting_tree_1): Declare the
15085 frame_decl in the binding tree.
15087 2009-06-04 Cary Coutant <ccoutant@google.com>
15089 * basic-block.h (struct basic_block_def): Add discriminator field.
15090 * dbxout.c (dbxout_source_line): Add new parameter. Change all
15092 * debug.c (do_nothing_debug_hooks): Add additional entry.
15093 (debug_nothing_int_charstar_int): New function.
15094 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
15095 (debug_nothing_int_charstar_int): New declaration.
15096 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
15097 discriminator value in .loc directive.
15098 * final.c (last_discriminator): New variable.
15099 (discriminator): New variable.
15100 (final_start_function): Initialize above variables, pass current
15101 discriminator to debug hook.
15102 (notice_source_line): Check for discriminator change.
15103 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
15104 * sdbout.c (sdbout_source_line): New parameter.
15105 * tree-cfg.c (struct locus_discrim_map): New structure type.
15106 (discriminator_per_locus): New hash table.
15107 (build_gimple_cfg): Allocate and free discriminator hash table.
15108 (make_edges): Call assign_discriminator.
15109 (locus_map_hash): New function.
15110 (locus_map_eq): New function.
15111 (next_discriminator_for_locus): New function.
15112 (same_line_p): New function.
15113 (assign_discriminator): New function.
15114 (make_cond_expr_edges): Call assign_discriminator.
15115 (make_gimple_switch_edges): Likewise.
15116 (first_non_label_stmt): New function.
15117 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
15119 * xcoffout.c (xcoffout_source_line): Add new parameter.
15121 * configure.ac (gcc_cv_as_discriminator): New configury check for
15122 gas support for discriminator.
15123 * configure: Regenerate.
15124 * config.in: Regenerate.
15126 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15128 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
15129 val after checking for integers.
15131 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
15133 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
15135 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
15136 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
15137 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
15138 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
15139 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
15140 X64_SSE_REGPARM_MAX.
15141 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
15142 X64_SSE_REGPARM_MAX.
15144 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15146 * gcc.c (report_times_to_file): New.
15147 (execute): Implement it.
15148 (process_command): Support -time=.
15149 * doc/invoke.texi: Document it.
15151 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15153 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
15154 that have value exprs.
15156 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15158 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
15159 declarations for constants until...
15160 (dw2_output_indirect_constant_1): ... this point.
15162 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
15165 * arm.md (arm_addsi3): Don't try to split an add with an
15166 eliminable register until after reload has completed.
15168 2009-06-03 Ian Lance Taylor <iant@google.com>
15170 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
15171 * genattrtab.c (write_length_unit_log): Likewise.
15172 * genchecksum.c (dosum): Likewise.
15173 * gengtype.c (write_rtx_next): Likewise.
15174 (finish_root_table, write_roots): Likewise.
15175 * gimple.c (gimple_ops_offset_): Likewise.
15176 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
15177 * config/arc/arc.c (arc_attribute_table): Likewise.
15178 * config/arm/arm.c (arm_attribute_table): Likewise.
15179 * config/avr/avr.c (avr_attribute_table): Likewise.
15180 * config/crx/crx.c (crx_attribute_table): Likewise.
15181 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
15182 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
15183 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
15184 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
15185 * config/sh/sh.c (sh_attribute_table): Likewise.
15186 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
15187 * config/spu/spu.c (spu_attribute_table): Likewise.
15188 * config/v850/v850.c (v850_attribute_table): Likewise.
15190 * config/alpha/alpha.c (vms_attribute_table): Make static.
15191 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
15192 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
15193 * config/mips/mips.c (mips_attribute_table): Likewise.
15195 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
15197 (cc1-checksum.o): Likewise.
15199 2009-06-03 Steve Ellcey <sje@cup.hp.com>
15201 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
15203 2009-06-03 Jakub Jelinek <jakub@redhat.com>
15205 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
15206 insn if it is changing sp. Use gen_add3_insn instead of
15207 conditionally gen_addsi3 and gen_adddi3.
15208 (offset_below_red_zone_p): New static inline function.
15209 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
15210 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
15211 * config/rs6000/ppc-asm.h: Include auto-host.h.
15212 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
15213 CFI_RESTORE): Define.
15214 * config/rs6000/crtresxgpr.asm: Add unwind info.
15215 * config/rs6000/crtresxfpr.asm: Likewise.
15216 * config/rs6000/crtresgpr.asm: Likewise.
15217 * config/rs6000/crtresfpr.asm: Likewise.
15218 * config/rs6000/crtsavgpr.asm: Likewise.
15219 * config/rs6000/crtsavfpr.asm: Likewise.
15221 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
15222 argument of DWARF2_FRAME_REG_OUT macros.
15224 2009-06-03 Julian Brown <julian@codesourcery.com>
15226 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
15227 words or less (including TImode) in core registers.
15229 2009-06-03 Richard Guenther <rguenther@suse.de>
15231 PR middle-end/40328
15232 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
15234 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
15236 * statistics.c (statistics_counter_event): Do not record event
15237 in pass dump if its number == -1.
15238 (curr_statistics_hash): Add assert that we never get passes
15239 with static number == -1.
15241 2009-06-03 Richard Guenther <rguenther@suse.de>
15242 Andrey Belevantsev <abel@ispras.ru>
15244 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
15245 non-BLKmode arrays addressable.
15247 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
15249 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
15250 * config/m68k/m68k.h: ... here.
15252 2009-06-03 Martin Jambor <mjambor@suse.cz>
15254 PR tree-optimization/40323
15255 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
15258 2009-06-03 Richard Guenther <rguenther@suse.de>
15260 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15263 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
15265 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15266 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
15267 JUMP_TABLE_DATA_P where applicable.
15268 * config/sh/sh.c: Ditto.
15269 * config/sh/sh.h: Ditto.
15270 * config/sh/sh.md: Ditto.
15271 * config/sh/symbian.c: Ditto.
15273 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
15275 * config/i386/driver-i386.c (describe_cache): Optimize
15276 concatenation of strings. Use snprintf instead of sprintf.
15277 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
15278 target when not compiling with GCC.
15280 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
15282 * config/sh/sh.c: Revert last change.
15283 (sh_expand_epilogue): Emit a blockage insn before the frame
15284 pointer adjustment unconditionally.
15286 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15288 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
15289 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
15290 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
15291 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
15292 to COLLECT_GCC_OPTIONS.
15294 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15296 * collect2.c (target_system_root): New variable.
15297 (main): Handle --sysroot=.
15298 (ignore_library): Strip the sysroot from the library path.
15300 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15302 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
15303 (collect2.o): Depend on collect2-aix.h.
15304 (collect2-aix.o): New rule.
15305 * collect2-aix.h: New file.
15306 * collect2-aix.c: Likewise.
15307 * collect2.c: Include collect2-aix.h. Don't undefine
15308 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15309 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15310 Use TARGET_AIX_VERSION instead of _AIX51.
15311 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15312 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15313 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15314 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15315 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15317 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15319 * collect2.c (ignore_library): Avoid premature post-increment
15320 and null deference.
15322 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15324 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15325 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15326 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15327 CROSS_DIRECTORY_STRUCTURE too.
15328 (LINK_LIBG_SPEC): Likewise.
15329 (LIB_SPEC): Add %R to sysroot paths.
15330 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15331 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15332 * config/rs6000/aix51.h: As for aix43.h.
15333 * config/rs6000/aix52.h: Likewise.
15334 * config/rs6000/aix53.h: Likewise.
15335 * config/rs6000/aix61.h: Likewise.
15336 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15337 to the beginning of sysroot paths.
15339 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15341 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15342 INSN_LISTs that are out of the REG_NOTE range.
15344 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15346 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15347 (struct var_to_expand): Likewise.
15348 (struct opt_info): Add head and tail for linked lists of the above.
15349 (analyze_insn_to_expand_var): Initialize next.
15350 (analyze_iv_to_split_insn): Likewise.
15351 (analyze_insns_in_loop): Create linked lists.
15352 (allocate_basic_variable): Simplify for use without hash table.
15353 (insert_var_expansion_initialization): Likewise, make it type-safer.
15354 (combine_var_copies_in_loop_exit): Likewise.
15355 (apply_opt_in_copies): Walk lists rather than hash tables.
15356 (release_var_copies): Simplified and inlined by hand into...
15357 (free_opt_info): ... this function.
15359 2009-06-02 Richard Guenther <rguenther@suse.de>
15361 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15364 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15366 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15367 only for builtins that are not overridden.
15369 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15371 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15374 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15376 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15378 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15380 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15382 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15384 * common.opt (fdump-unnumbered-links): New.
15385 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15386 * print-rtl.c (flag_dump_unnumbered_links): New.
15387 (print_rtx): Test it.
15389 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15391 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15392 push/pop multiple to 8-byte alignment.
15394 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15396 * config/i386/i386.c (queued_cfa_restores): New static variable.
15397 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15399 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15400 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15401 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15402 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15403 note unconditionally.
15404 (ix86_emit_restore_regs_using_mov): Likewise.
15405 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15406 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15407 it through to ix86_emit_restore_reg_using_pop.
15408 (ix86_emit_leave): Add RED_OFFSET argument. Call
15409 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15410 instead of adding REG_CFA_OFFSET note unconditionally.
15411 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15412 the above functions. Call ix86_add_queued_cfa_restore_notes when
15415 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15416 force output of the label even for dwarf2out_do_cfi_asm.
15417 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15418 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15419 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15421 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15422 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15423 dwarf2out_cfi_label callers.
15424 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15425 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15426 Adjust dwarf2out_cfi_label callers.
15427 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15429 * config/i386/i386.h (struct machine_cfa_state,
15430 struct machine_function): Guard with ifndef USED_FOR_TARGET
15431 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15434 * emutls.c (__emutls_get_address): Change arr->size to mean number
15435 of allocated arr->data entries instead of # of slots + 1.
15437 PR middle-end/40316
15438 * recog.c (peep2_reinit_state): New function.
15439 (peephole2_init_state): Use it at the end of a basic block and also
15440 when seeing a RTX_FRAME_RELATED_P insn.
15442 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15444 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15445 fixuns_truncrfdi2): New.
15446 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15447 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15448 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15449 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15450 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15451 *recip_approx): Remove.
15452 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15453 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15454 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15456 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15459 2009-06-01 Ian Lance Taylor <iant@google.com>
15461 * attribs.c (register_attribute): Use CONST_CAST.
15462 * collect2.c (main): Use CONST_CAST2.
15463 (scan_prog_file): Likewise.
15464 * gcc.c (process_command, main): Likewise.
15465 * toplev.c (toplev_main): Likewise.
15467 * c-typeck.c (handle_warn_cast_qual): New static function,
15468 partially broken out of build_c_cast.
15469 (build_c_cast): Call handle_warn_cast_qual.
15470 * doc/invoke.texi (Warning Options): Document new effect of
15473 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15475 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15476 (diagnostic_report_current_module): Print columns.
15477 * common.opt (flag_show_column): Enable by default.
15479 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15481 * alias.c (find_base_term): Check for NULL term before returning.
15483 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15485 Revert due to PR40320:
15486 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15487 * calls.c (emit_library_call_value_1): Don't force_operand for move
15490 2009-06-01 Olivier Hainque <hainque@adacore.com>
15491 Eric Botcazou <ebotcazou@adacore.com>
15493 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15494 to be processed as a bitfield for constructor output purposes.
15495 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15497 * varasm.c (oc_local_state): New type, output_constructor
15498 local state to support communication with helpers.
15499 (oc_outer_state): New type, output_constructor outer state of
15500 relevance in recursive calls.
15501 (output_constructor_array_range): New output_constructor helper,
15502 extracted code for an array range element.
15503 (output_constructor_regular_field): New output_constructor helper,
15504 extracted code for an element that is not a bitfield.
15505 (output_constructor_bitfield): New output_constructor helper,
15506 extracted code for a bitfield element. Accept an OUTER state
15507 argument for recursive processing. Recurse on record or array
15508 CONSTRUCTOR values, possibly past noop conversions.
15509 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15510 VALUE is a valid constant-valued expression for use in a static
15511 bit-field initializer.
15512 (output_constructor): Rework to use helpers. Accept and honor an
15513 OUTER state argument for recursive calls. Return total size. Be
15514 prepared for nested constructors initializing bitfields.
15515 (output_constant): Feed OUTER in calls to output_constructor.
15517 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15519 * calls.c (emit_library_call_value_1): Don't force_operand for move
15522 2009-06-01 Nick Clifton <nickc@redhat.com>
15524 * doc/invoke.texi (IA-64 Options): Fix typo.
15526 2009-06-01 Ira Rosen <irar@il.ibm.com>
15528 PR tree-optimization/39129
15529 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15531 (vect_do_peeling_for_loop_bound): Use
15532 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15533 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15534 (vect_loop_versioning): Likewise.
15535 (vect_create_cond_for_alias_checks): Fix indentation.
15536 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15538 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15539 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15540 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15541 "control flow in loop".
15542 (vect_estimate_min_profitable_iters): Use
15543 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15544 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15545 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15546 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15547 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15548 statement belongs to a group of strided accesses with the exact code
15550 (vectorizable_load): Likewise.
15551 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15552 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15554 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15556 * config/freebsd-stdint.h: New file.
15557 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15558 Add freebsd-stdint.h to tm_file.
15560 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15562 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15563 (thumb2_extendhidi2): Likewise.
15565 2009-05-31 Ian Lance Taylor <iant@google.com>
15567 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15569 2009-05-31 Ian Lance Taylor <iant@google.com>
15571 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15572 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15573 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15575 2009-05-31 Jason Merrill <jason@redhat.com>
15577 * tree-pretty-print.c (print_call_name): Take the callee, not the
15578 call itself. Make non-static. Use dump_function_name for functions.
15579 (dump_generic_node): Adjust.
15580 * diagnostic.h: Declare print_call_name.
15581 * gimple-pretty-print.c (dump_gimple_call): Use it.
15583 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15585 * config/sh/sh.md (ashldi3_std): New define_expand.
15588 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15591 * config/sh/sh.c: Include debug.h.
15592 (sh_expand_epilogue): Emit a blockage insn before the frame
15593 pointer adjustment also when dwarf2out_do_frame returns true.
15595 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15597 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15598 (thumb2_extendqidi2): New pattern.
15600 2009-05-31 Ira Rosen <irar@il.ibm.com>
15602 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15603 mark phis for renaming.
15604 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15605 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15606 Call mark_sym_for_renaming.
15607 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15608 * tree-vect-loop.c (vect_transform_loop): Remove
15609 vect_memsyms_to_rename initialization and a call to
15610 mark_set_for_renaming.
15612 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15614 PR middle-end/40304
15615 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15616 frame related even if !set_cfa && style < 0.
15618 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15620 * config/i386/mingw-tls.c: New file.
15621 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15622 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15623 defining _WIN32 but not __CYGWIN__.
15625 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15627 * configure.ac: Add MPC support.
15629 * config.in, configure: Regenerate.
15631 2009-05-29 Richard Henderson <rth@redhat.com>
15633 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15634 NOTE_INSN_BASIC_BLOCK.
15635 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15636 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15637 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15639 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15641 (add_cfi): Disable check redefining cfa away from drap.
15642 (lookup_cfa_1): Add remember argument; handle remember/restore.
15643 (lookup_cfa): Pass remember argument.
15644 (cfa_remember): New.
15645 (compute_barrier_args_size_1): Remove sibcall check.
15646 (dwarf2out_frame_debug_def_cfa): New.
15647 (dwarf2out_frame_debug_adjust_cfa): New.
15648 (dwarf2out_frame_debug_cfa_offset): New.
15649 (dwarf2out_frame_debug_cfa_register): New.
15650 (dwarf2out_frame_debug_cfa_restore): New.
15651 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15652 (dwarf2out_begin_epilogue): New.
15653 (dwarf2out_frame_debug_restore_state): New.
15654 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15655 DW_CFA_restore_state.
15656 (output_cfi_directive): Likewise.
15657 (convert_cfa_to_fb_loc_list): Likewise.
15658 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15659 * dwarf2out.h: Update.
15660 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15661 (copy_insn_1): Early out for null.
15662 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15663 and dwarf2out_frame_debug_restore_state.
15664 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15665 (prologue_insn_hash, epilogue_insn_hash): New.
15666 (free_after_compilation): Adjust freeing accordingly.
15667 (record_insns): Create hash table if needed; push insns into
15668 hash instead of array.
15669 (maybe_copy_epilogue_insn): New.
15670 (contains): Search hash table instead of array.
15671 (sibcall_epilogue_contains): Remove.
15672 (thread_prologue_and_epilogue_insns): Split eh_return insns
15673 and mark them as epilogues.
15674 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15675 scanning in terms of basic blocks.
15676 * insn-notes.def (CFA_RESTORE_STATE): New.
15677 * jump.c (returnjump_p_1): Accept EH_RETURN.
15678 (eh_returnjump_p_1, eh_returnjump_p): New.
15679 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15680 CFA_REGISTER, CFA_RESTORE): New.
15681 * rtl.def (EH_RETURN): New.
15682 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15684 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15685 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15687 * config/i386/i386.c (gen_push): Update cfa state.
15688 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15689 add a CFA_ADJUST_CFA note.
15690 (ix86_dwarf_handle_frame_unspec): Remove.
15691 (ix86_expand_prologue): Update cfa state.
15692 (ix86_emit_restore_reg_using_pop): New.
15693 (ix86_emit_restore_regs_using_pop): New.
15694 (ix86_emit_leave): New.
15695 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15696 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15697 * config/i386/i386.h (struct machine_cfa_state): New.
15698 (ix86_cfa_state): New.
15699 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15700 (eh_return_internal): Merge from eh_return_<mode>,
15701 use eh_return rtx, split w/ epilogue.
15703 2009-05-29 Ian Lance Taylor <iant@google.com>
15705 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15707 * calls.c (emit_library_call_value_1): Likewise.
15709 * c-typeck.c (c_build_va_arg): New function.
15710 * c-tree.h (c_build_va_arg): Declare.
15711 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15712 instead of build_va_arg.
15714 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15716 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15717 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15718 (ptr_difference_cost): Use affine combinations to compute it.
15719 (difference_cost): Likewise.
15720 (get_computation_cost_at): Compute more accurate cost for addresses
15721 if the ratio is a multiplier allowed in addresses.
15722 For non-addresses, consider that an additional offset or symbol is
15725 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15727 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15728 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15730 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15731 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15732 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15734 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15735 to 1 for TYPE_SSE{IADD1,CVT1}.
15736 (prefix_vex_imm8): Removed.
15737 (length_vex): Only pass 1 as second argument to
15738 ix86_attr_length_vex_default if prefix_extra is 0.
15739 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15740 (length): For prefix vex computation use length_immediate
15741 attribute instead of prefix_vex_imm8.
15742 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15743 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15744 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15745 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15746 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15747 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15748 a space in between the operands.
15749 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15750 if one operand is 0xff and the other one si, di, bp or sp.
15751 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15752 other one si, di, bp or sp.
15753 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15754 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15755 type and mode attributes.
15756 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15757 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15758 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15759 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15760 prefix_data16 attribute iff MODE_DF.
15761 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15762 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15763 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15764 constm128_operand in length_immediate computation.
15765 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15766 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15767 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15768 length_immediate attribute to 1.
15769 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15770 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15771 for certain alternatives.
15772 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15773 prefix_data16 attribute if MODE_V1DF.
15774 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15775 length_immediate to 1.
15776 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15777 length_address to 4, set mode attribute to MODE_DI.
15778 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15779 (fxam<mode>2_i387): Set length attribute to 4.
15780 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15781 *prefetch_3dnow_rex): Override length_address attribute.
15782 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15784 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15785 (constm128_operand): Removed.
15786 * config/i386/i386.c (memory_address_length): For
15787 disp && !index && !base in 64-bit mode account for SIB byte if
15788 print_operand_address can't optimize disp32 into disp32(%rip)
15789 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15790 for fs: or gs: segment.
15791 (ix86_attr_length_immediate_default): When checking if shortform
15792 is possible, truncate immediate to the length of the non-shortened
15794 (ix86_attr_length_address_default): Ignore MEM_P operands
15796 (ix86_attr_length_vex_default): Only check for DImode on
15797 GENERAL_REG_P operands.
15798 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15799 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15800 (sse_cvttps2pi): Clear prefix_rep attribute.
15801 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15803 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15804 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15805 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15806 iff operand 2 is const_int_operand.
15807 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15808 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15809 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15811 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15813 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15814 prefix_data16 attribute for movlpd and movhpd instructions.
15815 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15816 length_immediate for shufpd instruction.
15817 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15818 (avx_cmpp<avxmodesuffixf2c><mode>3,
15819 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15820 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15821 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15822 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15823 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15824 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15825 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15826 prefix_data16 attribute for the first alternative to 1.
15827 (*avx_loadlps): Override length_immediate for the first alternative.
15828 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15829 attributes for second alternative.
15830 (*vec_concatv2sf_sse4_1): Override length_immediate and
15831 prefix_data16 attributes for second alternative.
15832 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15833 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15834 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15835 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15836 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15837 prefix_data16 and length_immediate to 1.
15838 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15840 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15841 prefix_extra attribute for variants that don't have 0f prefix alone.
15842 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15843 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15844 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15845 *sse4_1_pextrd): Set length_immediate to 1.
15846 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15847 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15849 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15850 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15851 length_immediate to 1 for second alternative.
15852 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15853 prefix_extra and length_immediate attributes for the first
15855 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15857 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15858 to 1 for the first and third alternative.
15859 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15861 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15863 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15865 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15866 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15867 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15868 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15869 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15870 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15871 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15872 ssse3_psign<mode>3): Override prefix_rex attribute.
15873 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15874 (ssse3_palignrti): Override length_immediate to 1.
15875 (ssse3_palignrdi): Override length_immediate to 1, override
15876 prefix_rex attribute.
15877 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15878 (sse4a_extrqi): Override length_immediate to 2.
15879 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15880 (sse4a_insertq): Override prefix_data16 to 0.
15881 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15882 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15883 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15884 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15885 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15886 and length_immediate to 1.
15887 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15888 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15889 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15890 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15891 and length_immediate to 1.
15892 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15893 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15894 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15895 avx_ptest256): Override prefix_extra to 1.
15896 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15897 Override prefix_data16 and length_immediate to 1.
15898 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15899 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15900 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15901 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15902 prefix_data16 to 0 and prefix_extra to 2.
15903 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15904 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15906 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15907 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15908 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15909 and prefix_extra to 2.
15910 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15911 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15912 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15913 avx_vpermilvar<mode>3,
15914 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15915 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15916 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15917 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15918 Override prefix_extra to 1.
15919 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15920 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15921 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15922 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15923 prefix_extra and length_immediate to 1.
15924 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15926 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15927 to 1 for the first alternative.
15928 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15929 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15931 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15932 *movv2sf_internal_avx, *movv2sf_internal): Override
15933 prefix_rep attribute for certain alternatives.
15934 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15935 attributes for certain alternatives.
15936 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15937 attributes for certain alternatives.
15938 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15939 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15940 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15941 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15942 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15943 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15944 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15945 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15946 length_immediate to 1 if operand 2 is const_int_operand.
15947 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15948 *vec_extractv2si_1): Set length_immediate attribute to 1.
15949 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15950 using old 3DNOW insn rather than SSE/3DNOW_A.
15951 (mmx_emms, mmx_femms): Clear modrm attribute.
15953 2009-05-29 Martin Jambor <mjambor@suse.cz>
15955 * tree-sra.c: New implementation of SRA.
15957 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15958 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15959 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15960 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15961 (SRA_MAX_STRUCTURE_COUNT): Removed.
15962 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15963 * doc/invoke.texi (sra-max-structure-size): Removed.
15964 (sra-field-structure-ratio): Removed.
15966 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15968 PR middle-end/40291
15969 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15972 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15974 PR rtl-optimization/40101
15975 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15976 seqno. Adjust comment.
15977 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15978 inserting bookkeeping before a jump, the jump is not scheduled.
15979 When no positive seqno found, provide a value. Add comment.
15981 2009-05-29 Richard Guenther <rguenther@suse.de>
15983 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15984 short-cutting on the first component.
15986 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15988 PR middle-end/39958
15989 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15990 for trees other than decls/types.
15992 2009-05-29 Richard Guenther <rguenther@suse.de>
15994 * tree-ssa-operands.c (get_expr_operands): Do not handle
15995 INDIRECT_REFs in the handled-component case. Remove
15996 unused get_ref_base_and_extent case.
15997 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15998 tree_low_cst and host_integerp where possible.
15999 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
16000 codes for equivalence.
16001 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
16003 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
16005 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
16006 to tmake_file for i[34567]86-*-cygwin*.
16008 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16011 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
16012 (altivec_categorize_keyword, init_vector_keywords,
16013 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
16016 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
16018 * tree.c (handle_dll_attribute): Check if node is
16019 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
16021 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
16023 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
16025 (thumb2_zero_extendqidi2): Likewise.
16027 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
16029 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
16030 instead of gen_movrt.
16031 * config/sh/sh.md (movrt): Remove.
16033 2009-05-28 Steve Ellcey <sje@cup.hp.com>
16035 * doc/invoke.texi (IA-64 Options):
16036 Add -msdata, -mfused-madd, -mno-inline-float-divide,
16037 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
16038 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
16039 -msched-prefer-non-control-spec-insns,
16040 -msched-stop-bits-after-every-cycle,
16041 -msched-count-spec-in-critical-path,
16042 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
16043 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
16044 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
16045 and -msched-spec-verbose.
16047 2009-05-28 Joseph Myers <joseph@codesourcery.com>
16049 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
16050 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
16052 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
16054 2009-05-28 Richard Guenther <rguenther@suse.de>
16056 * tree-ssa-alias.c (ao_ref_init): New function.
16057 (ao_ref_base): Likewise.
16058 (ao_ref_base_alias_set): Likewise.
16059 (ao_ref_alias_set): Likewise.
16060 (refs_may_alias_p_1): Change signature.
16061 (refs_may_alias_p): Adjust.
16062 (refs_anti_dependent_p): Likewise.
16063 (refs_output_dependent_p): Likewise.
16064 (call_may_clobber_ref_p_1): Change signature.
16065 (call_may_clobber_ref_p): Adjust.
16066 (stmt_may_clobber_ref_p_1): New function split out from ...
16067 (stmt_may_clobber_ref_p): ... here.
16068 (maybe_skip_until): Adjust signature.
16069 (get_continuation_for_phi): Likewise.
16070 (walk_non_aliased_vuses): Likewise.
16071 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
16072 (ao_ref_init): Declare.
16073 (ao_ref_base): Likewise.
16074 (ao_ref_alias_set): Likewise.
16075 (stmt_may_clobber_ref_p_1): Likewise.
16076 (walk_non_aliased_vuses): Adjust.
16077 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
16078 (get_ref_from_reference_ops): remove.
16079 (vn_reference_lookup_2): Adjust signature.
16080 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
16081 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
16082 (vn_reference_lookup): Adjust.
16083 (vn_reference_insert): Likewise.
16084 (vn_reference_insert_pieces): Adjust signature.
16085 (visit_reference_op_call): Adjust.
16086 * tree-ssa-pre.c (get_expr_type): Simplify.
16087 (phi_translate_1): Adjust.
16088 (compute_avail): Likewise.
16089 (translate_vuse_through_block): Do not re-build trees.
16090 (value_dies_in_block_x): Likewise.
16091 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
16093 (vn_reference_lookup_pieces): Adjust declaration.
16094 (vn_reference_insert_pieces): Likewise.
16096 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
16098 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
16099 with checking disabled.
16101 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
16105 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
16106 macro definition for support of three-operand format aligned
16107 .comm directive in assembler on cygwin/pe/mingw target OS.
16108 * configure: Regenerate.
16109 * config.h: Regenerate.
16111 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
16112 aligned form of .comm directive if -mpe-aligned-commons is in effect.
16113 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
16115 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
16116 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
16118 2009-05-28 Ira Rosen <irar@il.ibm.com>
16120 PR tree-optimization/40254
16121 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
16122 in analysis of basic blocks.
16124 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
16126 PR middle-end/33699
16127 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
16128 * target-def.h (TARGET_CONST_ANCHOR): New macro.
16129 (TARGET_INITIALIZER): Use it.
16130 * cse.c (CHEAPER): Move it up to the other macros.
16131 (insert): Rename this ...
16132 (insert_with_costs): ... to this. Add cost parameters. Update
16134 (insert): New function. Call insert_with_costs.
16135 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
16136 find_reg_offset_for_const, try_const_anchors): New functions.
16137 (cse_insn): Call try_const_anchors. Adjust cost of src_related
16138 when using a const-anchor. Call insert_const_anchors.
16139 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
16140 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
16142 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16144 * tree-inline.c (remap_decls): Enable nonlocalized variables
16145 when not optimizing.
16147 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16149 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
16150 Simplify other tests involving optimize.
16152 2009-05-27 Tom Tromey <tromey@redhat.com>
16154 * unwind-dw2.c (_Unwind_DebugHook): New function.
16155 (uw_install_context): Call _Unwind_DebugHook.
16157 2009-05-27 Tom Tromey <tromey@redhat.com>
16159 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
16161 2009-05-27 Ian Lance Taylor <iant@google.com>
16163 * Makefile.in (LINKER, LINKER_FLAGS): Define.
16164 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
16165 (ALL_LINKERFLAGS): Define.
16166 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
16167 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16168 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
16169 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16170 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
16171 $(LINKER_FOR_BUILD).
16172 (build/gcov-iov$(build_exeext)): Likewise.
16174 2009-05-27 Julian Brown <julian@codesourcery.com>
16176 * gcse.c (target.h): Include.
16177 (can_assign_to_reg_without_clobbers_p): Check that the target allows
16178 copy of argument to a pseudo register.
16180 2009-05-27 Diego Novillo <dnovillo@google.com>
16182 * tree-ssa-live.c (dump_scope_block): Document arguments.
16183 (dump_scope_blocks): Document.
16184 (debug_scope_blocks): New.
16185 * tree-flow.h (debug_scope_blocks): Declare.
16187 2009-05-21 Denis Chertykov <denisc@overta.ru>
16189 * doc/contrib.texi (Contributors): Add myself to the list.
16191 2009-05-27 Olivier Hainque <hainque@adacore.com>
16193 * expr.c (target_align): New function. Alignment the TARGET of an
16194 assignment may be assume to have.
16195 (highest_pow2_factor_for_target): Use it instead of relying on
16196 immediate tree attributes of TARGET, not necessarily honored when
16197 intermediate bitfields are involved.
16199 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
16202 * config/i386/driver-i386.c (host_detect_local_cpu): Support
16203 AVX, SSE4, AES, PCLMUL and POPCNT.
16205 2009-05-27 Diego Novillo <dnovillo@google.com>
16207 * tree-pretty-print.c (dump_location): New.
16208 (dump_generic_node): Call it.
16209 Factor code to handle BLOCK nodes ...
16210 (dump_block_node): ... here.
16212 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
16214 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
16216 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
16218 * gcc-plugin.h: Include config.h and system.h.
16219 (IN_GCC): Define if not defined.
16221 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
16223 PR middle-end/40249
16224 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
16227 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
16229 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
16231 * config/m32r/m32r.h: Ditto.
16232 * config/m32r/m32r.md: Ditto.
16233 * config/m32r/predicates.md: Ditto.
16235 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
16237 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
16239 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
16242 (Loading plugins): typo.
16243 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
16244 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16245 (Interacting with the GCC Garbage Collector): Added new section.
16246 (Giving information about a plugin): Added new section for
16248 * ggc.h (ggc_register_root_tab): Added declaration.
16249 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
16250 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
16251 (register_callback): Improved comment in declaration.
16252 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
16253 (extra_root_vec) Added static variable for dynamic roots registration.
16254 (ggc_register_root_tab) Added new routine.
16255 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
16256 PLUGIN_GGC_MARKING event.
16257 * ggc-zone.c: Include plugin.h.
16258 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16259 * ggc-page.c: Include plugin.h.
16260 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16261 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
16262 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
16263 (register_callback): check lack of callbacks for
16264 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
16265 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
16266 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
16267 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16268 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
16269 dependency on plugin.h.
16270 (plugin.o): Added dependency on ggc.h...
16272 2009-05-26 Richard Guenther <rguenther@suse.de>
16274 PR middle-end/40248
16276 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16277 with mismatched comparison modes.
16279 * expr.c (expand_expr_real_1): Expand the operand of a
16280 VIEW_CONVERT_EXPR in its natural mode.
16282 2009-05-26 Ian Lance Taylor <iant@google.com>
16284 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
16285 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
16286 (ALL_COMPILERFLAGS): Define.
16287 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
16288 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16289 (collect2$(exeext), collect2.o): Likewise.
16290 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
16291 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
16292 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
16293 (libbackend.o, intl.o, cppdefault.o): Likewise.
16294 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16295 (build/%.o): Use $(COMPILER_FOR_BUILD).
16296 (build/gen%$(build_exeext)): Likewise.
16297 (build/gcov-iov$(build_exeext)): LIkewise.
16298 * config/t-darwin (darwin.o): Use $(COMPILER).
16299 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
16300 * config/t-sol2 (sol2-c.o): Likewise.
16301 (sol2.o): Likewise.
16302 * config/t-vxworks (vxworks.o): Likewise.
16303 * config/x-darwin (host-darwin.o): Likewise.
16304 * config/x-hpux (host-hpux.o): Likewise.
16305 * config/x-linux (host-linux.o): Likewise.
16306 * config/x-solaris (host-solaris.o): Likewise.
16307 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16308 * config/arm/t-arm (arm-c.o): Likewise.
16309 * config/arm/t-pe (pe.o): Likewise.
16310 * config/arm/t-wince-pe (pe.o): Likewise.
16311 * config/i386/t-cygming (winnt.o): Likewise.
16312 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16313 * config/i386/t-cygwin (cygwin1.o): Likewise.
16314 (cygwin2.o): Likewise.
16315 * config/i386/t-i386 (i386-c.o): Likewise.
16316 * config/i386/t-interix (winnt.o): Likewise.
16317 * config/i386/t-netware (netware.o): Likewise.
16318 * config/i386/t-nwld (nwld.o): Likewise.
16319 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16320 * config/i386/x-i386 (driver-i386.o): Likewise.
16321 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16322 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16323 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16324 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16325 * config/mips/x-native (driver-native.o): Likewise.
16326 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16327 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16328 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16329 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16330 * config/score/t-score-elf (score7.o): Likewise.
16331 (score3.o): Likewise.
16332 * config/sh/t-sh (sh-c.o): Likewise.
16333 * config/sh/t-symbian (sh-c.o): Likewise.
16334 (symbian.o): Likewise.
16335 * config/spu/t-spu-elf (spu-c.o): Likewise.
16336 * config/v850/t-v850 (v850-c.o): Likewise.
16337 * config/v850/t-v850e (v850-c.o): Likewise.
16339 2009-05-26 Richard Guenther <rguenther@suse.de>
16341 PR tree-optimization/40122
16342 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16343 VECTOR_CSTs if possible.
16344 (fold_gimple_assign): Likewise.
16346 2009-05-26 Richard Guenther <rguenther@suse.de>
16348 PR middle-end/40252
16349 * fold-const.c (fold_binary): Use the correct types for building
16352 2009-05-26 Richard Guenther <rguenther@suse.de>
16354 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16355 redundant calls to merge_alias_info.
16356 (bump_vector_ptr): Likewise.
16357 * tree-ssa-copy.c (merge_alias_info): Remove.
16358 (replace_exp_1): Remove call to merge_alias_info.
16359 (propagate_tree_value): Likewise.
16360 (fini_copy_prop): Propagate points-to info.
16361 * tree-flow.h (merge_alias_info): Remove.
16363 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16365 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16367 2009-05-25 Jan Hubicka <jh@suse.cz>
16369 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16370 * cgraph.h (struct inline_summary): New filed self_wize,
16371 size_inlining_benefit, self_time and time_inlining_benefit.
16372 (struct cgraph_global_info): Replace insns by time ans size fields.
16373 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16374 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16375 (ipcp_update_callgraph): Do not touch function bodies.
16376 * ipa-inline.c: Include except.h
16377 (MAX_TIME): New constant.
16378 (overall_insns): Remove.
16379 (leaf_node_p): New.
16380 (overall_size, max_benefit): New static variables.
16381 (cgraph_estimate_time_after_inlining): New function.
16382 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16383 (cgraph_clone_inlined_nodes): Update size.
16384 (cgraph_mark_inline_edge): Update size.
16385 (cgraph_estimate_growth): Use size info.
16386 (cgraph_check_inline_limits): Check size.
16387 (cgraph_default_inline_p): Likewise.
16388 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16389 (cgraph_decide_recursive_inlining): Check size.
16390 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16392 (cgraph_decide_inlining): Likewise.
16393 (cgraph_decide_inlining_incrementally): Likewise; honor
16394 PARAM_EARLY_INLINING_INSNS.
16395 (likely_eliminated_by_inlining_p): New predicate.
16396 (estimate_function_body_sizes): New function.
16397 (compute_inline_parameters): Use it.
16398 * except.c (must_not_throw_labels): New function.
16399 * except.h (must_not_throw_labels): Declare.
16400 * tree-inline.c (init_inline_once): Kill inlining_weigths
16401 * tree-ssa-structalias.c: Avoid uninitialized warning.
16402 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16403 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16404 (PARAM_INLINE_CALL_COST): Remove.
16405 (PARAM_EARLY_INLINING_INSNS): New.
16407 2009-05-25 Richard Guenther <rguenther@suse.de>
16409 PR tree-optimization/36327
16410 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16411 callback for reference translation or lookup at the point of may-defs.
16412 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16413 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16414 for union COMPONENT_REFs.
16415 (vn_reference_lookup_3): New callback. Lookup from memset
16416 and CONSTRUCTOR assignment, translate through struct copies.
16417 (vn_reference_lookup_pieces): Make sure to not free the
16418 passed operands array. Adjust walk_non_aliased_vuses call.
16419 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16420 make sure we do not leak memory.
16422 2009-05-25 Richard Guenther <rguenther@suse.de>
16424 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16425 * tree-inline.c (expand_call_inline): Reset the escaped and
16426 callused solutions.
16427 * tree-ssa-structalias.c (pass_build_ealias): New.
16428 * tree-pass.h (pass_build_ealias): Declare.
16429 * passes.c (init_optimization_passes): Add PTA during
16430 early optimizations.
16431 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16432 and CALLUSED solutions.
16433 (dump_points_to_solution): New function, split out from ...
16434 (dump_points_to_info_for): ... here.
16435 * tree-parloops.c (parallelize_loops): Reset the escaped and
16436 callused solutions.
16438 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16441 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16442 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16444 2009-05-25 Ira Rosen <irar@il.ibm.com>
16446 PR tree-optimization/40238
16447 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16448 statements after basic block's labels.
16449 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16450 to free the allocated memory.
16452 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16454 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16455 return address with a USE.
16457 2009-05-24 Richard Guenther <rguenther@suse.de>
16459 PR middle-end/40233
16460 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16461 array type from the main variant of the inner type.
16463 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16465 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16466 definition to bool (from int) to un-break build.
16467 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16469 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16471 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16472 discard_stmt_changes): Delete.
16473 * tree-ssa-operands.c (scb_stack): Delete.
16474 (init_ssa_operands): Do not initialize it.
16475 (fini_ssa_operands): Do not free it.
16476 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16478 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16479 update_stmt, remove the others. Fix comments.
16480 * tree-dfa.c (optimize_stack_restore): Likewise.
16481 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16482 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16483 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16484 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16486 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16487 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16488 (dom_opt_finalize_block): Likewise, adjusting access to
16490 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16491 (stmts_to_rescan): Change item type to gimple.
16492 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16494 2009-05-24 Ira Rosen <irar@il.ibm.com>
16496 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16497 * tree-pass.h (pass_slp_vectorize): New pass.
16498 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16499 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16500 * tree-vectorizer.c (timevar.h): Include.
16501 (user_vect_verbosity_level): Declare.
16502 (vect_location): Fix comment.
16503 (vect_set_verbosity_level): Update user_vect_verbosity_level
16504 instead of vect_verbosity_level.
16505 (vect_set_dump_settings): Add an argument. Ignore user defined
16506 verbosity if dump flags require higher level of verbosity. Print to
16507 stderr only for loop vectorization.
16508 (vectorize_loops): Update call to vect_set_dump_settings.
16509 (execute_vect_slp): New function.
16510 (gate_vect_slp): Likewise.
16511 (struct gimple_opt_pass pass_slp_vectorize): New.
16512 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16513 access its members.
16514 (vec_info_for_bb): New function.
16515 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16516 (VECTORIZATION_ENABLED): New macro.
16517 (SLP_ENABLED, SLP_DISABLED): Likewise.
16518 (vect_is_simple_use): Add bb_vec_info argument.
16519 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16520 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16521 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16522 vect_schedule_slp, vect_analyze_slp): Likewise.
16523 (vect_analyze_stmt): Add slp_tree argument.
16524 (find_bb_location): Declare.
16525 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16526 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16527 (vect_analyze_loop_operations, vect_analyze_loop,
16528 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16529 vect_finalize_reduction, vectorizable_reduction,
16530 vectorizable_live_operation, vect_transform_loop): Likewise.
16531 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16532 skip evolution analysis if analyzing a basic block.
16533 (dr_analyze_indices): Likewise.
16534 (initialize_data_dependence_relation): Skip the test whether the
16535 object is invariant for basic blocks.
16536 (compute_all_dependences): Skip dependence analysis for data
16537 references in basic blocks.
16538 (find_data_references_in_stmt): Don't fail in case of invariant
16539 access in basic block.
16540 (find_data_references_in_bb): New function.
16541 (find_data_references_in_loop): Move code to
16542 find_data_references_in_bb and add a call to it.
16543 (compute_data_dependences_for_bb): New function.
16544 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16545 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16547 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16548 unknown dependence in basic block and fail in case of dependence in
16550 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16551 dependence instances from either loop or basic block vectorization
16553 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16554 before calling nested_in_vect_loop_p.
16555 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16556 dependence instances from either loop or basic block vectorization
16558 (vect_verify_datarefs_alignment): Likewise.
16559 (vect_enhance_data_refs_alignment): Adjust function calls.
16560 (vect_analyze_data_refs_alignment): Likewise.
16561 (vect_analyze_group_access): Fix printing. Skip different checks if
16562 DR_STEP is 0. Keep strided stores either in loop or basic block
16563 vectorization data structure. Fix indentation.
16564 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16566 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16567 dependence instances from either loop or basic block vectorization
16569 (vect_analyze_data_refs): Update comment. Call
16570 compute_data_dependences_for_bb to analyze basic blocks.
16571 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16572 case of loop vectorization. In case of basic block vectorization use
16573 data-ref itself as a base.
16574 (vect_create_data_ref_ptr): In case of basic block vectorization:
16575 don't advance the pointer, add new statements before the current
16576 statement. Adjust function calls.
16577 (vect_supportable_dr_alignment): Support only aligned accesses in
16578 basic block vectorization.
16579 * common.opt (ftree-slp-vectorize): New flag.
16580 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16581 (vect_pattern_recog_1): Likewise.
16582 * tree-vect-stmts.c (process_use): Likewise.
16583 (vect_init_vector): Add new statements in the beginning of the basic
16584 block in case of basic block SLP.
16585 (vect_get_vec_def_for_operand): Adjust function calls.
16586 (vect_finish_stmt_generation): Likewise.
16587 (vectorizable_call): Add assert that it is loop vectorization, adjust
16589 (vectorizable_conversion, vectorizable_assignment): Likewise.
16590 (vectorizable_operation): In case of basic block SLP, take
16591 vectorization factor from statement's type and skip the relevance
16592 check. Adjust function calls.
16593 (vectorizable_type_demotion): Add assert that it is loop
16594 vectorization, adjust function calls.
16595 (vectorizable_type_promotion): Likewise.
16596 (vectorizable_store): Check for outer loop only in case of loop
16597 vectorization. Adjust function calls. For basic blocks, skip the
16598 relevance check and don't advance pointers.
16599 (vectorizable_load): Likewise.
16600 (vectorizable_condition): Add assert that it is loop vectorization,
16601 adjust function calls.
16602 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16603 that it is not reduction, get vector type, call only supported
16604 functions, skip loop specific parts.
16605 (vect_transform_stmt): Check for outer loop only in case of loop
16607 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16608 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16609 for external definition.
16610 * passes.c (pass_slp_vectorize): New pass.
16611 * tree-vect-slp.c (find_bb_location): New function.
16612 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16613 check for patterns only in loops.
16614 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16615 case of multiple types in basic block SLP.
16616 (vect_mark_slp_stmts_relevant): New function.
16617 (vect_supported_load_permutation_p): Fix comment.
16618 (vect_analyze_slp_instance): Add argument. In case of basic block
16619 SLP, take vectorization factor from statement's type, check that
16620 unrolling factor is 1. Adjust function call. Save SLP instance in
16621 either loop or basic block vectorization structure. Return FALSE,
16623 (vect_analyze_slp): Add argument. Get strided stores groups from
16624 either loop or basic block vectorization structure. Return FALSE
16625 if basic block SLP failed.
16626 (new_bb_vec_info): New function.
16627 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16628 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16629 (vect_schedule_slp): Add argument. Get SLP instances from either
16630 loop or basic block vectorization structure. Set vectorization factor
16631 to be 1 for basic block SLP.
16632 (vect_slp_transform_bb): New function.
16633 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16635 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16637 * final.c (shorten_branches): Do not align labels for jump tables.
16638 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16640 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16642 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16643 Remove outdated reference to flow.c and fix nits.
16644 * doc/gccint.texi: Tweak RTL description.
16645 * doc/rtl.texi: Likewise.
16647 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16649 * config/avr/avr.c: Change my email address.
16650 * config/avr/avr.h: Likewise.
16651 * config/avr/avr.md: Likewise.
16652 * config/avr/avr-protos.h: Likewise.
16653 * config/avr/libgcc.S: Likewise.
16655 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16657 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16658 (spu_split_load, spu_split_store): Change return type to int.
16659 (spu_split_convert): Declare.
16660 * config/spu/predicates.md (spu_mem_operand): Remove.
16661 (spu_mov_operand): Update.
16662 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16663 * config/spu/spu.c (regno_aligned_for_load): Remove.
16664 (reg_aligned_for_addr, spu_expand_load): Define.
16665 (spu_expand_extv): Reimplement and handle MEM.
16666 (spu_expand_insv): Handle MEM.
16667 (spu_sched_reorder): Handle insn's with length 0.
16668 (spu_legitimate_address_p): Reimplement.
16669 (store_with_one_insn_p): Return TRUE for any mode with size
16670 larger than 16 bytes.
16671 (address_needs_split): Define.
16672 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16674 (spu_convert_move): Define.
16675 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16676 (spu_split_store): Change all MEM's to TImode.
16677 (spu_init_expanders): Preallocate registers that correspond to
16678 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16680 (spu_split_convert): Define.
16681 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16682 (_move<mode>, _movdi, _movti): Update predicate and condition.
16683 (load, store): Change to define_split.
16684 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16686 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16687 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16688 define_insn_and_split of lshr<mode>3.
16689 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16690 (<v>ashr<mode>3_imm): Define.
16691 (extv, extzv, insv): Allow MEM operands.
16692 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16693 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16694 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16695 (_spu_convert2): Change to define_insn_and_split and remove the
16696 corresponding define_peephole2.
16697 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16698 Change predicates to memory_operand.
16700 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16702 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16704 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16706 PR tree-optimization/40219
16707 * tree.c (iterative_hash_expr): Make sure the builtin function is
16708 a normal builtin function and not a front end or back end builtin
16709 before indexing into the built_in_decls array.
16711 2009-05-22 Richard Guenther <rguenther@suse.de>
16713 PR middle-end/38964
16714 * alias.c (write_dependence_p): Do not use TBAA for answering
16715 anti-dependence or output-dependence.
16716 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16717 (emit_pointer_definition): Remove.
16718 (emit_alias_warning): Likewise.
16719 (find_what_var_points_to): Remove TBAA pruning code.
16720 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16722 (compute_points_to_sets): Remove code computing the set of
16723 dereferenced pointers.
16724 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16725 oracle for querying anti and output dependencies.
16726 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16727 if TBAA may be applied.
16728 (refs_anti_dependent_p): New function.
16729 (refs_output_dependent_p): Likewise.
16730 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16731 (refs_output_dependent_p): Likewise.
16732 * doc/tree-ssa.texi (Memory model): New section.
16733 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16734 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16735 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16736 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16737 * expr.c (expand_expr_real_1): Likewise.
16738 * gimple-low.c (lower_stmt): Likewise.
16739 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16740 (dump_gimple_cdt): Remove.
16741 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16742 (gimple_size): Likewise.
16743 (walk_gimple_op): Likewise.
16744 (is_gimple_stmt): Likewise.
16745 (walk_stmt_load_store_addr_ops): Likewise.
16746 (gimple_build_cdt): Remove.
16747 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16748 * gimple.h (gimple_cdt_new_type): Remove.
16749 (gimple_cdt_new_type_ptr): Likewise.
16750 (gimple_cdt_set_new_type): Likewise.
16751 (gimple_cdt_location): Likewise.
16752 (gimple_cdt_location_ptr): Likewise.
16753 (gimple_cdt_set_location): Likewise.
16754 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16755 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16756 GIMPLE_CHANGE_DYNAMIC_TYPE.
16757 (verify_types_in_gimple_stmt): Likewise.
16758 * tree-inline.c (estimate_num_insns): Likewise.
16759 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16760 (copy_decl_to_var): Likewise.
16761 (copy_result_decl_to_var): Likewise.
16762 * tree-pretty-print.c (dump_generic_node): Do not handle
16763 CHANGE_DYNAMIC_TYPE_EXPR.
16764 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16765 * tree-ssa-operands.c (get_expr_operands): Likewise.
16766 * tree-ssa-structalias.c (struct variable_info): Remove
16767 no_tbaa_pruning member.
16768 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16769 (unify_nodes): Do not copy it.
16770 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16771 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16772 (set_uids_in_ptset): Do not check it.
16773 (find_what_var_points_to): Likewise.
16774 (compute_tbaa_pruning): Remove.
16775 (compute_points_to_sets): Do not call it.
16776 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16777 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16778 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16779 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16780 (DECL_NO_TBAA_P): Likewise.
16781 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16782 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16783 (expand_omp_atomic_pipeline): Do not set it.
16784 * print-tree.c (print_node): Do not dump it.
16785 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16788 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16791 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16794 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16796 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16799 2009-05-22 Ben Elliston <bje@au.ibm.com>
16801 * Makefile.in (bversion.h, s-bversion): New targets.
16802 (TOPLEV_H): Add bversion.h.
16803 * toplev.h: Include "bversion.h".
16804 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16805 the __format__ attribute only if compiling with the same version
16806 of GCC as the sources (the "build version").
16808 2009-05-22 Ben Elliston <bje@au.ibm.com>
16810 * c-format.c (handle_format_attribute): Fix comment typo.
16812 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16815 * config/ia64/ia64.opt (mfused-madd): New.
16816 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16817 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16818 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16819 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16820 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16821 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16822 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16823 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16824 instruction if !TARGET_FUSED_MADD.
16825 (fpma, fpms): Remove colon from name.
16827 2009-05-22 Richard Guenther <rguenther@suse.de>
16829 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16830 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16831 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16833 (create_expression_by_pieces): Only convert if necessary.
16834 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16835 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16837 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16839 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16840 regular pattern from a template and rename it ...
16841 (*extzv_truncsi_exts): ... to this.
16843 2009-05-21 Richard Guenther <rguenther@suse.de>
16845 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16846 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16847 (cgraph_default_inline_p): Likewise.
16848 (cgraph_decide_inlining_incrementally): Likewise.
16850 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16851 Uros Bizjak <ubizjak@gmail.com>
16853 * config/i386/cpuid.h (bit_MOVBE): New.
16855 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16857 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16858 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16859 (ix86_handle_option): Handle OPT_mmovbe.
16860 (ix86_target_string): Add -mmovbe.
16861 (pta_flags): Add PTA_MOVBE.
16862 (processor_alias_table): Add PTA_MOVBE to "atom".
16863 (override_options): Handle PTA_MOVBE.
16865 * config/i386/i386.h (TARGET_MOVBE): New.
16867 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16868 (*bswapsi_movbe): New.
16869 (*bswapdi_movbe): Likewise.
16870 (bswapdi2): Renamed to ...
16871 (*bswapdi_1): This.
16872 (bswapdi2): New expander.
16874 * config/i386/i386.opt (mmovbe): New.
16876 * doc/invoke.texi: Document -mmovbe.
16878 2009-05-21 Taras Glek <tglek@mozilla.com>
16880 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16881 * gcc-plugin.h (plugin_init): Updated signature.
16882 * gcc-plugin.h (plugin_name_args): Moved to this header.
16883 * doc/plugins.texi (plugin_init): Updated documention to reflect
16885 * doc/plugins.texi (plugin_name_args): Added to documention.
16887 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16889 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16890 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16892 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16894 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16895 JUMP_TABLE_DATA_P predicates where applicable.
16896 * config/i386/predicates.md: Ditto.
16897 * config/i386/sse.md: Ditto.
16899 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16901 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16902 operand2 -128 override length_immediate attribute to 1.
16903 * config/i386/predicates.md (constm128_operand): New predicate.
16905 * config/i386/i386.c (memory_address_length): Handle %r12
16906 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16908 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16909 mode look through optional ZERO_EXTEND and SUBREG.
16910 * config/i386/i386.md (R12_REG): New define_constant.
16911 (prefix_data16): For sse unit set also for MODE_TI insns.
16912 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16913 insns set if operand 1 is ext_QIreg_operand.
16914 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16915 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16917 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16918 mode from MODE_DI to MODE_SI.
16919 (movdi_1_rex64): Override modrm and length_immediate attributes
16920 only for movabs (TYPE_IMOV, alternative 2).
16921 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16922 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16923 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16924 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16925 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16926 prefix_rex attribute if DImode.
16927 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16928 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16929 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16930 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16931 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16932 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16933 Likewise. For TYPE_IMOV clear length_immediate attribute.
16934 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16935 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16936 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16937 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16938 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16939 or one operand TYPE_ISHIFT.
16940 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16941 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16942 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16943 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16944 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16945 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16946 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16947 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16948 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16949 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16950 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16951 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16952 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16953 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16954 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16955 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16956 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16957 set mode attribute, don't override length attribute.
16958 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16960 (return_internal_long): Set length attribute to 2 instead of 1.
16961 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16962 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16963 prefix_rex attribute.
16964 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16966 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16968 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16970 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16972 2009-05-20 Ian Lance Taylor <iant@google.com>
16974 * tree.c (build_tree_list_vec_stat): New function.
16975 (ctor_to_vec): New function.
16976 (build_nt_call_vec): New function.
16977 (build_call_array): Change args to be a const pointer.
16978 (build_call_vec): New function.
16979 * tree.h (build_nt_call_vec): Declare.
16980 (build_tree_list_vec_stat): Declare.
16981 (build_tree_list_vec): Define.
16982 (build_call_array): Update declaration.
16983 (build_call_vec): Declare.
16984 (ctor_to_vec): Declare.
16985 * c-common.c (tree_vector_cache): New static variable.
16986 (make_tree_vector): New function.
16987 (release_tree_vector): New function.
16988 (make_tree_vector_single): New function.
16989 (make_tree_vector_copy): New function.
16990 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16991 (make_tree_vector_single, make_tree_vector_copy): Declare.
16992 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16993 (c_parser_expr_list): Don't manage cache here, instead call
16995 (c_parser_release_expr_list): Remove static function.
16996 (c_parser_vec_to_tree_list): Remove static function.
16997 (c_parser_attributes): Call build_tree_list_vec instead of
16998 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16999 c_parser_release_expr_list.
17000 (c_parser_postfix_expression_after_primary): Likewise.
17001 (c_parser_objc_keywordexpr): Likewise.
17003 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
17005 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
17006 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
17007 TARGET_CONVERT_TO_TYPE.
17008 * hooks.c (hook_tree_const_tree_null): Define.
17009 * hooks.h (hook_tree_const_tree_null): Declare.
17010 * target.h (struct gcc_target): Add invalid_parameter_type,
17011 invalid_return_type, promoted_type, and convert_to_type fields.
17012 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
17013 (TARGET_INVALID_RETURN_TYPE): Define.
17014 (TARGET_PROMOTED_TYPE): Define.
17015 (TARGET_CONVERT_TO_TYPE): Define.
17016 (TARGET_INITIALIZER): Update for new fields.
17017 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
17018 (grokparms): Check targetm.invalid_parameter_type.
17019 * c-typeck.c (default_conversion): Check targetm.promoted_type.
17020 * c-convert.c (convert): Check targetm.convert_to_type.
17022 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
17024 * config/mips/mips.md (*extenddi_truncate<mode>,
17025 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
17027 (*extendhi_truncateqi): New define_insn_and_sptit.
17029 2009-05-20 Jakub Jelinek <jakub@redhat.com>
17031 PR middle-end/40204
17032 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
17033 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
17035 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
17037 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
17038 the operand of VIEW_CONVERT_EXPR.
17040 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
17042 * config/i386/driver-i386.c (host_detect_local_cpu): Check
17043 extended family and model for Intel processors. Support Intel Atom.
17045 2009-05-20 Olivier Hainque <hainque@adacore.com>
17047 * gstab.h (stab_code_type): Define, to be used instead of the
17048 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
17050 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
17051 occurrences by stab_code_type.
17052 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
17054 2009-05-20 Martin Jambor <mjambor@suse.cz>
17056 * tree-flow.h (insert_edge_copies_seq): Undeclare.
17057 (sra_insert_before): Likewise.
17058 (sra_insert_after): Likewise.
17059 (sra_init_cache): Likewise.
17060 (sra_type_can_be_decomposed_p): Likewise.
17061 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
17062 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
17063 (sra_insert_before): Likewise.
17064 (sra_insert_after): Likewise.
17065 (sra_init_cache): Likewise.
17066 (insert_edge_copies_seq): Made static and moved upwards.
17068 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
17071 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
17073 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
17074 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
17077 2009-05-20 Richard Guenther <rguenther@suse.de>
17079 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17080 with mismatched comparison modes.
17082 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17084 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
17085 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
17086 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
17087 with shifts for Thumb2.
17088 (orsi_notsi): New for orn.
17089 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
17090 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
17091 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
17092 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
17093 Don't invert remainder for IOR.
17095 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
17097 PR tree-optimization/40087
17098 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
17099 number_of_iterations_ne): Rename never_infinite argument.
17100 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
17101 number_of_iterations_le): Handle pointer-type ivs when
17102 exit_must_be_taken is false.
17103 (number_of_iterations_cond): Do not always assume that
17104 exit_must_be_taken if the control variable is a pointer.
17106 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17108 * c-typeck.c (build_binary_op): Allow % on integal vectors.
17109 * doc/extend.texi (Vector Extension): Document that % is allowed too.
17111 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
17113 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
17114 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
17116 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17119 * c.opt (Wlogical-op): Disabled by default.
17120 * c-opt (c_common_post_options): Do not enable Wlogical-op with
17122 * doc/invoke.texi (Wlogical-op): Likewise.
17124 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
17126 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
17128 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
17129 Propagate the type of the first operand.
17130 <ASSERT_EXPR>: Simplify.
17131 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
17132 Rewrite using the RHS code as discriminant.
17133 <NOP_EXPR>: Turn into CASE_CONVERT.
17134 <PLUS_EXPR>: Propagate the type of the first operand.
17136 2009-05-19 Steve Ellcey <sje@cup.hp.com>
17138 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
17139 (ia64_dconst_0_375): New.
17140 * config/ia64/ia64.c (ia64_override_options): Remove
17141 -minline-sqrt-min-latency warning.
17142 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
17143 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
17144 * config/ia64/ia64.md (*sqrt_approx): Remove.
17145 (sqrtsf2): Remove #if 0.
17146 (sqrtsf2_internal_thr): Rewrite and move to div.md.
17147 (sqrtdf): Remove assert.
17148 (sqrtdf2_internal_thr): Rewrite and move to div.md.
17149 (sqrtxf2): Remove #if 0.
17150 (sqrtxf2_internal_thr): Rewrite and move to div.md.
17151 * div.md (sqrt_approx_rf): New.
17152 (sqrtsf2_internal_thr): New implementation.
17153 (sqrtsf2_internal_lat): New.
17154 (sqrtdf2_internal_thr: New implementation.
17155 (sqrtxf2_internal): New implementation.
17157 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
17158 Hans-Peter Nilsson <hp@axis.com>
17160 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
17161 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
17162 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
17163 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
17164 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
17165 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
17166 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
17167 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
17168 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
17169 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
17170 * c-common.c: ...from here.
17172 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17174 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
17176 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17178 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
17180 2009-05-19 Ben Elliston <bje@au.ibm.com>
17182 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
17183 assignments with memcpy calls.
17184 (add_fdes): Likewise.
17185 (binary_search_unencoded_fdes): Likewise.
17186 (linear_search_fdes): Eliminate type puns.
17188 2009-05-19 Richard Guenther <rguenther@suse.de>
17190 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
17191 not falsely claim to have propagated into all uses.
17193 2009-05-19 Ben Elliston <bje@au.ibm.com>
17195 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
17198 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17200 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
17201 * config/sh/sh.c (sh_legitimate_address_p): Make static.
17202 (TARGET_LEGITIMATE_ADDRESS_P): New.
17203 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17204 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17206 2009-05-18 Dodji Seketeli <dodji@redhat.com>
17209 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
17210 child of the containing namespace's DIE.
17212 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
17214 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
17215 *zero_extendhi_truncqi): Move after the zero_extend patterns.
17216 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
17219 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
17222 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
17223 gen_align with gen_pad.
17224 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
17225 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
17227 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
17228 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
17230 * config/i386/i386.md (align): Renamed to ...
17231 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
17232 ASM_OUTPUT_MAX_SKIP_PAD.
17234 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
17236 * config.gcc: Fix variable syntax.
17239 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
17240 before calling exact_log2.
17241 (output_iorsi3): Likewise.
17242 (output_xorsi3): Likewise.
17244 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17246 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
17247 for the none zero constant operand except for EQ and NE
17248 comprisons even when the first operand is R0.
17250 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
17252 * config/s390/2064.md: Remove trailing whitespaces.
17253 * config/s390/2084.md: Likewise.
17254 * config/s390/constraints.md: Likewise.
17255 * config/s390/fixdfdi.h: Likewise.
17256 * config/s390/libgcc-glibc.ver: Likewise.
17257 * config/s390/s390-modes.def: Likewise.
17258 * config/s390/s390-protos.h: Likewise.
17259 * config/s390/s390.c: Likewise.
17260 * config/s390/s390.h: Likewise.
17261 * config/s390/s390.md: Likewise.
17262 * config/s390/tpf-unwind.h: Likewise.
17264 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17266 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
17268 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17271 * configure.ac (m68k-*-*): Check if binutils support TLS.
17272 * configure: Regenerate.
17273 * config/m68k/predicates.md (symbolic_operand): Extend comment.
17274 * config/m68k/constraints.md (Cu): New constraint.
17275 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
17276 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
17277 (movsi): Handle TLS symbols.
17278 (addsi3_5200): Handle XTLS symbols, indent.
17279 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
17280 (m68k_tls_reference_p): Declare.
17281 (m68k_legitimize_address): Declare.
17282 (m68k_unwrap_symbol): Declare.
17283 * config/m68k/m68k.opt (mxtls): New option.
17284 * config/m68k/m68k.c (ggc.h): Include.
17285 (m68k_output_dwarf_dtprel): Implement hook.
17286 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
17287 (m68k_expand_prologue): Load GOT pointer when function needs it.
17288 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
17289 (m68k_legitimate_constant_address_p): Same.
17290 (m68k_decompose_address): Handle TLS references.
17291 (m68k_get_gp): New static function.
17292 (enum m68k_reloc): New contants.
17293 (TLS_RELOC_P): New macro.
17294 (m68k_wrap_symbol): New static function.
17295 (m68k_unwrap_symbol): New function.
17296 (m68k_final_prescan_insn_1): New static function.
17297 (m68k_final_prescan_insn): New function.
17298 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
17300 (legitimize_pic_address): Handle TLS references..
17301 (m68k_tls_get_addr, m68k_get_tls_get_addr)
17302 (m68k_libcall_value_in_a0_p)
17303 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
17304 (m68k_call_m68k_read_tp): Helper variables and functions for ...
17305 (m68k_legitimize_tls_address): Handle TLS references.
17306 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17308 (m68k_legitimize_address): Handle TLS symbols.
17309 (m68k_get_reloc_decoration): New static function.
17310 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17312 (m68k_output_dwarf_dtprel): Implement hook.
17313 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17314 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17315 m68k_call_* routines.
17316 (sched_attr_op_type): Handle TLS symbols.
17317 (gt-m68k.h): Include.
17318 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17319 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17321 2009-05-18 Martin Jambor <mjambor@suse.cz>
17323 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17324 (visit_store_addr_for_mod_analysis): New function.
17325 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17326 (determine_cst_member_ptr): Use gimple_assign_single_p.
17327 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17328 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17329 operands. Don't check number of operands of a NOP_EXPR.
17331 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17333 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17335 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17338 * c-common.c (warn_logical_operator): Don't warn if one of
17339 expression isn't always true or false.
17341 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17343 * config/i386/biarch32.h: New file.
17344 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17346 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17348 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17349 *zero_extend<mode>_truncqi): Merge these into ...
17350 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17351 Name the pattern following this as *zero_extendhi_truncqi.
17353 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17355 PR middle-end/39301
17356 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17357 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17358 (output_info): Make field HOST_WIDEST_INT.
17359 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17360 (dump_bitmat_statistics): Same.
17362 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17364 * config.gcc (use_gcc_stdint): Set to wrap.
17365 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17366 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17367 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17368 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17369 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17370 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17371 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17372 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17374 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17376 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17378 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17379 Move definitions earlier.
17380 (OPT_ARCH64, OPT_ARCH32): Define.
17381 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17384 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17387 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17390 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17392 * arm.md (movdi2): Copy non-reg values to DImode registers.
17394 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17397 * final.c (label_to_max_skip): New function.
17398 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17399 CODE_LABEL_NUMBER <= max_labelno.
17400 * output.h (label_to_max_skip): New prototype.
17401 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17402 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17403 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17404 Handle CODE_LABELs with >= 16 byte alignment or with
17405 max_skip == (1 << align) - 1.
17406 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17407 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17410 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17411 .p2align 3 if MAX_SKIP is smaller than 7.
17412 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17414 2009-05-15 Ian Lance Taylor <iant@google.com>
17416 * alias.c (struct alias_set_entry_d): Rename from struct
17417 alias_set_entry. Change all uses.
17418 * except.c (struct call_site_record_d): Rename from struct
17419 call_site_record. Change all uses.
17420 * except.h (struct eh_region_d): Rename from struct eh_region.
17422 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17424 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17425 ivtype_map_elt. Change all uses.
17426 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17428 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17429 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17431 (struct sese_d): Rename from struct sese. Change all uses.
17432 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17433 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17434 * optabs.h (struct optab_d): Rename from struct optab. Change all
17436 (struct convert_optab_d): Rename from struct convert_optab.
17438 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17439 ipa_opt_pass. Change all uses.
17440 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17443 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17444 defined as a typedef.
17445 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17448 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17451 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17453 (merge_ranges): Returns bool.
17454 * tree.h (make_range): .. to here.
17455 (build_range_check): Likewise.
17456 (merge_ranges): Likewise. Renamed from merge_ranges.
17457 * c-typeck.c (parser_build_binary_op): Update calls to
17458 warn_logical_operator.
17459 * c-common.c (warn_logical_operator): Add new warning.
17460 * c-common.h (warn_logical_operator): Update declaration.
17462 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17464 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17466 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17468 * doc/install.texi: Document MPC requirements, flags etc.
17470 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17471 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17472 Evaluate constant arguments.
17473 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17474 (fold_builtin_1): Likewise, also evaluate constant arguments.
17475 Remove superfluous break.
17476 (do_mpc_ckconv): New.
17477 * real.h: Include mpc.h.
17478 * toplev.c (print_version): Output MPC version info if available.
17480 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17482 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17484 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17486 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17489 2009-05-15 Jan Hubicka <jh@suse.cz>
17491 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17492 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17493 (try_inline): Fix return value.
17494 (cgraph_decide_inlining_incrementally): Honor new value.
17495 (cgraph_early_inlining): Handle indirect inlining.
17496 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17498 2009-05-15 Jan Hubicka <jh@suse.cz>
17500 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17501 * cgraphunit.c (cgraph_finalize_function): Set it.
17502 (cgraph_expand_function): Use it.
17504 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17506 * real.c (encode_ieee_half): Define.
17507 (decode_ieee_half): Define.
17508 (ieee_half_format): Define.
17509 (arm_half_format): Define.
17510 * real.h (ieee_half_format): Declare.
17511 (arm_half_format): Declare.
17513 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17515 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17516 swapped, and reversed optabs exist before trying to use them.
17518 2009-05-15 Paul Brook <paul@codesourcery.com>
17519 Sandra Loosemore <sandra@codesourcery.com>
17521 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17522 loads. Allow PRE_DEC.
17523 (output_move_neon): Handle PRE_DEC.
17524 (arm_print_operand): Add 'A' for neon structure loads.
17525 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17526 * config/arm/neon.md (neon_mov): Update comment.
17527 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17529 (Um): New constraint.
17531 2009-05-15 Jan Hubicka <jh@suse.cz>
17533 Revert the following patch until testsuite fallout is fixed:
17534 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17535 * cgraph.h (struct inline_summary): New filed self_wize,
17536 size_inlining_benefit, self_time and time_inlining_benefit.
17537 (struct cgraph_global_info): Replace insns by time ans size fields.
17538 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17539 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17540 (ipcp_update_callgraph): Do not touch function bodies.
17541 * ipa-inline.c: Include except.h
17542 (MAX_TIME): New constant.
17543 (overall_insns): Remove
17544 (overall_size, max_benefit): New static variables.
17545 (cgraph_estimate_time_after_inlining): New function.
17546 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17547 (cgraph_clone_inlined_nodes): Update size.
17548 (cgraph_mark_inline_edge): Update size.
17549 (cgraph_estimate_growth): Use size info.
17550 (cgraph_check_inline_limits): Check size.
17551 (cgraph_default_inline_p): Likewise.
17552 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17553 (cgraph_decide_recursive_inlining): Check size.
17554 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17556 (cgraph_decide_inlining): Likewise.
17557 (cgraph_decide_inlining_incrementally): Likewise; honor
17558 PARAM_EARLY_INLINING_INSNS.
17559 (likely_eliminated_by_inlining_p): New predicate.
17560 (estimate_function_body_sizes): New function.
17561 (compute_inline_parameters): Use it.
17562 * except.c (must_not_throw_labels): New function.
17563 * except.h (must_not_throw_labels): Declare.
17564 * tree-inline.c (init_inline_once): Kill inlining_weigths
17565 * tree-ssa-structalias.c: Avoid uninitialized warning.
17566 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17567 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17568 (PARAM_INLINE_CALL_COST): Remove.
17569 (PARAM_EARLY_INLINING_INSNS): New.
17571 2009-05-15 Richard Guenther <rguenther@suse.de>
17573 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17574 not TODO_update_ssa.
17576 2009-05-15 Richard Guenther <rguenther@suse.de>
17578 PR tree-optimization/39999
17579 * gimple.h (gimple_expr_type): Use the expression type looking
17580 through useless conversions.
17581 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17582 (vn_nary_op_insert_stmt): Likewise.
17583 (simplify_binary_expression): Likewise.
17585 2009-05-15 Richard Guenther <rguenther@suse.de>
17587 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17588 New options, enabled by default.
17589 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17591 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17592 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17593 * tree-ssa-structalias.c (gate_tree_pta): New function.
17594 (pass_build_alias): Use it.
17596 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17598 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17599 recurse on an invariant address if a conversion from a pointer
17600 type to a wider integer type is involved.
17602 2009-05-15 Jan Hubicka <jh@suse.cz>
17604 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17605 * cgraph.h (struct inline_summary): New filed self_wize,
17606 size_inlining_benefit, self_time and time_inlining_benefit.
17607 (struct cgraph_global_info): Replace insns by time ans size fields.
17608 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17609 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17610 (ipcp_update_callgraph): Do not touch function bodies.
17611 * ipa-inline.c: Include except.h
17612 (MAX_TIME): New constant.
17613 (overall_insns): Remove
17614 (overall_size, max_benefit): New static variables.
17615 (cgraph_estimate_time_after_inlining): New function.
17616 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17617 (cgraph_clone_inlined_nodes): Update size.
17618 (cgraph_mark_inline_edge): Update size.
17619 (cgraph_estimate_growth): Use size info.
17620 (cgraph_check_inline_limits): Check size.
17621 (cgraph_default_inline_p): Likewise.
17622 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17623 (cgraph_decide_recursive_inlining): Check size.
17624 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17626 (cgraph_decide_inlining): Likewise.
17627 (cgraph_decide_inlining_incrementally): Likewise; honor
17628 PARAM_EARLY_INLINING_INSNS.
17629 (likely_eliminated_by_inlining_p): New predicate.
17630 (estimate_function_body_sizes): New function.
17631 (compute_inline_parameters): Use it.
17632 * except.c (must_not_throw_labels): New function.
17633 * except.h (must_not_throw_labels): Declare.
17634 * tree-inline.c (init_inline_once): Kill inlining_weigths
17635 * tree-ssa-structalias.c: Avoid uninitialized warning.
17636 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17637 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17638 (PARAM_INLINE_CALL_COST): Remove.
17639 (PARAM_EARLY_INLINING_INSNS): New.
17640 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17641 (inline-call-cost): Remove.
17642 (early-inlining-insns): New.
17644 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17646 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17648 (print_int_cst_bounds_in_octal_p): Likewise.
17649 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17651 * dwarf2out.c (base_type_die): Likewise.
17652 (is_subrange_type): Delete.
17653 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17654 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17655 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17656 if the destination type is boolean.
17657 (build_range_check): Do not special-case subtypes.
17658 (fold_sign_changed_comparison): Likewise.
17659 (fold_unary): Likewise.
17660 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17661 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17662 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17663 * tree.c (subrange_type_for_debug_p): New predicate based on the
17664 former is_subrange_type.
17665 * tree.h (subrange_type_for_debug_p): Declare.
17666 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17667 (convert_affine_scev): Remove call to above function.
17668 (chrec_convert_aggressive): Likewise.
17669 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17670 false for conversions involving subtypes.
17671 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17672 (vrp_val_min): Likewise.
17673 (needs_overflow_infinity): Likewise.
17674 (extract_range_from_unary_expr): Likewise.
17676 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17678 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17679 * config/frv/frv.c: Likewise.
17680 * config/s390/s390.c: Likewise.
17681 * config/sparc/sparc.h: Likewise.
17682 * config/i386/i386.h: Likewise.
17683 * config/i386/i386.c: Likewise.
17684 * config/crx/crx.c: Likewise.
17685 * config/m68hc11/m68hc11.h: Likewise.
17686 * config/iq2000/iq2000.c: Likewise.
17687 * config/mn10300/mn10300.h: Likewise.
17688 * config/mn10300/mn10300.c: Likewise.
17689 * config/m68k/m68k.c: Likewise.
17690 * config/rs6000/rs6000.c: Likewise.
17691 * config/rs6000/xcoff.h: Likewise.
17692 * config/rs6000/linux64.h: Likewise.
17693 * config/rs6000/sysv4.h: Likewise.
17694 * config/score/score3.c: Likewise.
17695 * config/score/score7.c: Likewise.
17696 * config/score/score.c: Likewise.
17697 * config/arm/arm.md: Likewise.
17698 * config/mips/mips.c: Likewise.
17699 * config/mips/mips.md: Likewise.
17700 * config/bfin/bfin.h: Likewise.
17701 * config/pa/pa.c: Likewise.
17702 * config/pa/constraints.md: Likewise.
17704 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17705 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17706 * config/pdp11/pdp11.h: Use memory_address_p instead.
17708 2009-05-14 Ian Lance Taylor <iant@google.com>
17710 * passes.c (finish_optimization_passes): Change i to int.
17711 * plugin.c (plugins_active_p): Change event to int.
17712 (dump_active_plugins): Likewise.
17713 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17715 * tree.c (tree_range_check_failed): Change c to unsigned int.
17716 (omp_clause_range_check_failed): Likewise.
17717 (build_common_builtin_nodes): Change mode to int. Add cast.
17718 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17719 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17721 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17722 ++ or -- with a variable of enum type.
17724 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17727 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17729 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17731 * store-motion.c: Do not include params.h
17732 * Makefile.in: Fix dependencies for various files.
17734 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17736 * auto-inc-dec.c: Fix pass description, remove apparent
17737 accidental duplication.
17739 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17741 PR middle-end/40147
17742 * ipa-utils.h (memory_identifier_string): Moved to ...
17743 * tree.h (memory_identifier_string): Here. Add GTY(()).
17745 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17747 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17748 in the former documentation of...
17749 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17750 * ira-conflicts.c (get_dup_num): Use address_operand.
17751 * targhooks.c (default_legitimate_address_p): New.
17752 * targhooks.h (default_legitimate_address_p): New.
17753 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17755 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17756 * target.h (struct target): Add legitimate_address_p.
17757 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17758 (TARGET_INITIALIZER): Include it.
17760 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17761 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17762 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17763 (TARGET_LEGITIMATE_ADDRESS_P): New.
17765 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17766 (REG_OK_STRICT_P): Delete.
17767 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17768 (frv_legitimate_address_p_1): ... this.
17769 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17770 (frv_legitimate_address_p_1): ... the renamed old
17771 frv_legitimate_address_p.
17772 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17773 (TARGET_LEGITIMATE_ADDRESS_P): New.
17775 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17776 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17777 * config/s390/s390.c (legitimate_address_p): Rename to...
17778 (s390_legitimate_address_p): ... this, make static.
17779 (legitimize_address): Adjust call.
17780 (TARGET_LEGITIMATE_ADDRESS_P): New.
17781 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17783 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17784 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17785 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17786 (TARGET_LEGITIMATE_ADDRESS_P): New.
17788 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17789 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17790 * config/spu/spu.c (spu_legitimate_address): Rename to...
17791 (spu_legitimate_address_p): ... this, make static.
17792 (TARGET_LEGITIMATE_ADDRESS_P): New.
17794 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17795 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17796 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17797 (sparc_legitimate_address_p): ... this, make static and return bool.
17798 (legitimize_address): Adjust call.
17799 (TARGET_LEGITIMATE_ADDRESS_P): New.
17801 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17802 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17803 * config/i386/i386.c (legitimate_address_p): Rename to...
17804 (ix86_legitimate_address_p): ... this, make static.
17805 (constant_address_p): Move after it, adjust call.
17806 (TARGET_LEGITIMATE_ADDRESS_P): New.
17808 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17809 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17810 * config/avr/avr.c (legitimate_address_p): Rename to...
17811 (avr_legitimate_address_p): ... this, make static.
17812 (legitimize_address): Adjust call.
17813 (TARGET_LEGITIMATE_ADDRESS_P): New.
17815 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17816 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17817 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17818 (TARGET_LEGITIMATE_ADDRESS_P): New.
17820 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17821 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17822 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17823 (TARGET_LEGITIMATE_ADDRESS_P): New.
17825 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17826 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17828 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17830 (TARGET_LEGITIMATE_ADDRESS_P): New.
17832 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17833 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17835 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17837 (m68hc11_legitimate_address_p): ... this, make static.
17838 (go_if_legitimate_address_internal): Rename to...
17839 (m68hc11_legitimate_address_p_1): ... this.
17840 (legitimize_address): Adjust call.
17841 (TARGET_LEGITIMATE_ADDRESS_P): New.
17843 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17844 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17845 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17846 (TARGET_LEGITIMATE_ADDRESS_P): New.
17848 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17849 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17850 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17851 (mn10300_legitimate_address_p): ... this, make static.
17852 (TARGET_LEGITIMATE_ADDRESS_P): New.
17854 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17855 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17856 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17857 (TARGET_LEGITIMATE_ADDRESS_P): New.
17859 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17860 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17861 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17862 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17863 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17864 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17865 (rs6000_legitimate_address_p): ... this, make static.
17866 (TARGET_LEGITIMATE_ADDRESS_P): New.
17867 (REG_MODE_OK_FOR_BASE_P): Delete.
17868 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17870 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17871 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17873 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17874 static, adjust types.
17875 (TARGET_LEGITIMATE_ADDRESS_P): New.
17877 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17878 * config/score/score.c (score_address_p): Rename to...
17879 (score_legitimate_address_p): ... this.
17880 (TARGET_LEGITIMATE_ADDRESS_P): New.
17881 * config/score/score3.c (score3_address_p): Rename to...
17882 (score3_legitimate_address_p): ... this.
17883 * config/score/score7.c (score7_address_p): Rename to...
17884 (score7_legitimate_address_p): ... this.
17886 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17887 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17888 GO_IF_LEGITIMATE_ADDRESS): Delete.
17889 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17890 thumb2_legitimate_address_p): Delete.
17891 (arm_legitimate_address_p): Rename to...
17892 (arm_legitimate_address_outer_p): ... this.
17893 * config/arm/constraints.md ("Uq"): Adjust call.
17894 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17895 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17897 (arm_legitimate_address_outer_p): ... this.
17898 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17900 (TARGET_LEGITIMATE_ADDRESS_P): New.
17902 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17903 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17904 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17905 (TARGET_LEGITIMATE_ADDRESS_P): New.
17907 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17908 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17909 * config/vax/vax.c (legitimate_address_p): Rename to...
17910 (vax_legitimate_address_p): ... this, make static.
17911 (TARGET_LEGITIMATE_ADDRESS_P): New.
17913 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17914 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17915 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17916 (TARGET_LEGITIMATE_ADDRESS_P): New.
17918 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17919 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17920 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17921 (mmix_legitimate_address_p): ... this, make static.
17922 (TARGET_LEGITIMATE_ADDRESS_P): New.
17924 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17925 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17926 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17927 (TARGET_LEGITIMATE_ADDRESS_P): New.
17929 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17931 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17932 of MODE_COMPLEX_INT.
17934 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17936 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17937 LCT_NORMAL in function call.
17938 * mips-tdump.c (print_file_desc): Add cast to enum type.
17939 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17940 (mark_stabs): Add casts to enum types.
17941 (parse_stabs_common): Add casts to enum types.
17943 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17945 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17946 Check for invalid values of LETTER.
17948 2009-05-13 Taras Glek <tglek@mozilla.com>
17950 * attribs.c (register_attribute): moved out attribute registration
17951 into register_attribute.
17952 * doc/plugins.texi: Documented register_attribute and
17954 * gcc-plugin.h: Added forward decl for register_attribute.
17955 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17956 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17957 PLUGIN_ATTRIBUTES boilerplate.
17959 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17961 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17962 values even in sentinel and empty entries.
17963 (ms_printf_flag_specs): Likewise.
17964 (ms_scanf_flag_specs): Likewise.
17965 (ms_strftime_flag_specs): Likewise.
17966 (ms_print_char_table): Likewise.
17967 (ms_scan_char_table): Likewise.
17968 (ms_time_char_table): Likewise.
17970 2009-05-13 Doug Kwan <dougkwan@google.com>
17972 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17974 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17976 * config/mips/mips.md (store): Add attributes for QI and HI.
17978 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17979 (truncdi<mode>2): ... this new pattern.
17981 2009-05-13 Brad Hards <bradh@kde.org>
17983 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17985 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17986 Ben Elliston <bje@au.ibm.com>
17988 PR middle-end/40035
17989 * dse.c (check_mem_read_rtx): Guard against width == -1.
17991 2009-05-13 Michael Matz <matz@suse.de>
17993 PR middle-end/39976
17994 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17995 (trivially_conflicts_p): New function.
17996 (insert_backedge_copies): Use it.
17998 2009-05-13 Janis Johnson <janis187@us.ibm.com>
18000 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
18001 (handle_stdc_pragma): Use new enum constant names.
18002 (handle_pragma_float_const_decimal64): Ditto.
18004 2009-05-13 Ian Lance Taylor <iant@google.com>
18006 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
18009 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
18011 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
18012 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
18014 * config/m68k/m68k.h (FL_UCLINUX): Define.
18016 2009-05-13 Jan Hubicka <jh@suse.cz>
18018 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
18020 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18022 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
18023 unless -fschedule-insns is specified.
18025 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18028 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
18029 TARGET_EXPAND_CBRANCHDI4.
18030 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
18031 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
18032 (cmpeqdi): Fix comment.
18034 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18036 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
18037 (sh_legitimate_address_p): Likewise.
18038 * config/sh/sh.c (sh_legitimate_index_p): New.
18039 (sh_legitimate_address_p): Likewise.
18040 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
18041 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
18042 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
18043 (MAYBE_BASE_REGISTER_RTX_P): New macro.
18044 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
18045 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
18046 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
18047 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
18048 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
18050 2009-05-12 Jan Hubicka <jh@suse.cz>
18052 * tree-inline.c (estimate_operator_cost): Add operands;
18053 when division happens by constant, it is cheap.
18054 (estimate_num_insns): Loads and stores are not having cost of 0;
18055 EH magic stuff is cheap; when computing runtime cost of switch,
18056 use log2 base of amount of its cases; builtin_expect has cost of 0;
18057 compute cost for moving return value of call.
18058 (init_inline_once): Initialize time_based flags.
18059 * tree-inline.h (eni_weights_d): Add time_based flag.
18061 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18063 * df-core.c: Update head documentation.
18065 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18068 * rs6000.c (rs6000_generate_compare): Use op1b instead of
18069 shadowing exisiting variable op1.
18071 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
18074 * config/i386/driver-i386.c (processor_signatures): New enum.
18075 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
18076 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
18077 processor signature to detect geode processor.
18079 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18083 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18085 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18086 causes spurious differences between trunk and cond-optab branch.
18088 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18090 * dojump.c (compare_from_rtx): Delete.
18091 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
18092 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
18093 if the comparison does not satisfy the predicate; test predicates for
18094 operands 2 and 3 of a cstore pattern. Don't try cstore optab
18095 further if one existing pattern fails.
18096 * expr.h (compare_from_rtx): Delete.
18097 (prepare_operand): Declare it.
18098 * optabs.c: Change "lib call" to "libcall" throughout.
18099 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
18100 HAVE_conditional_trap, emit_cmp_insn): Delete.
18101 (can_compare_p): Delete cmp_optab case.
18102 (prepare_float_lib_cmp): Return an rtx and a machine mode.
18103 Accept other parameters by value.
18104 (prepare_operand): Make non-static.
18105 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
18106 other parameters by value. Try to widen operands here based on
18107 an optab_methods argument and looking at cbranch_optab.
18108 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
18109 loop. Use cbranch_optab directly.
18110 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
18111 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
18113 (emit_conditional_move, emit_conditional_add): Inline what's needed
18114 of compare_from_rtx, using new prepare_cmp_insn for the rest.
18115 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
18116 with COMPARE. Move cmov_optab and cstore_optab above
18117 with cbranch_optab, move cmp_optab down with ucmp_optab,
18118 remove tst_otpab. Do not initialize trap_rtx.
18119 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
18120 for trap code. Do not check HAVE_conditional_trap. Use
18121 prepare_cmp_insn. Accept no predicate for operand 3.
18122 * optabs.h (OTI_cmp): Mark as used only for libcalls.
18123 (OTI_ctrap, ctrap_optab): New.
18124 (tst_optab): Delete.
18125 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
18126 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
18127 with lookup of ctrap_optab.
18128 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
18130 (ctrap_optab): New.
18132 * combine.c (combine_simplify_rtx, simplify_set): Do not
18133 special case comparing against zero for cc0 machines.
18134 * simplify-rtx.c (simplify_binary_operation_1): Never remove
18135 COMPARE on cc0 machines.
18136 (simplify_relational_operation): Return a new expression when
18137 a COMPARE could be removed.
18138 * final.c (final_scan_insn): Compare cc_status values
18139 against LHS of a (compare FOO (const_int 0)) cc0 source.
18140 Also check if cc_status.value is the full compare.
18142 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
18143 (cstoreMM4): Document.
18144 (conditional_trap): Document ctrapMM4 instead.
18145 (sync_compare_and_swapMM): Refer to cbranchcc4.
18146 (Dependent Patterns): Eliminate obsolete information referring to
18147 the old jump optimization phase.
18148 (Canonicalization): Include cbranchcc4 case, omit canonicalization
18149 of compares with 0 on cc0 machines.
18150 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
18151 avoiding references to cc0. Remove text about storing operands
18153 * doc/tm.texi (Condition Codes): Include blurb on different
18154 condition code representations, separate into subsections for
18155 CC0, MODE_CC and conditional execution.
18157 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
18158 alpha_emit_setcc): Accept operands and a machine mode.
18159 * config/alpha/alpha.c (alpha_emit_conditional_branch):
18160 Get code/op0/op1 from operands, use machine mode argument
18161 instead of alpha_compare.fp_p. Emit the branch here.
18162 (alpha_emit_setcc): Likewise, and return boolean.
18163 (alpha_emit_conditional_move): Likewise. Assert that
18164 cmp_op_mode == cmp_mode, and simplify accordingly.
18165 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
18166 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
18167 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
18169 (stack probe test): Use cbranchdi4.
18170 * config/alpha/predicates.md (alpha_cbranch_operator): New.
18172 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
18173 * config/arc/arc.h (movsicc, movsfcc): Use it.
18174 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
18175 (cbranchsi4, cstoresi4): New.
18176 (cmpsi, bCC and sCC expanders): Remove.
18178 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
18179 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
18180 * config/arm/predicates.md (arm_comparison_operator): Only include
18181 floating-point operators if there is a hardware floating-point unit.
18182 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
18183 deferring to cbranch_cc and cstore_cc respectively.
18184 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
18185 cbranch_cc, cstore_cc): New.
18186 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
18188 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
18190 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
18191 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
18193 (adjust_insn_length): Adjust calls.
18194 (avr_reorg): Handle (compare (foo) (const_int 0)).
18195 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
18196 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
18197 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
18198 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
18200 (cbranchqi4, cbranchhi4, cbranchsi4): New.
18201 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
18203 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
18204 (cbranchsi4, cstorebi4, cstoresi4): New.
18205 (movbisi): This insn is duplicate, split it to zero_extend.
18206 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
18207 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
18208 (bfin_optimize_loop): Use cbranch expander.
18209 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
18210 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
18211 (bfin_bimode_comparison_operator): ... this.
18212 (bfin_direct_comparison_operator): New.
18214 * config/cris/cris.c (cris_normal_notice_update_cc): Look
18215 inside (compare FOO (const_int 0)).
18216 (cris_rtx_costs): Handle ZERO_EXTRACT.
18217 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
18218 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
18219 (*tstdi_v32): Delete.
18220 (*cmpdi_non_v32): Add M alternative for operand 1.
18221 (cmpsi, cmp<mode>): Make private.
18222 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
18224 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
18226 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
18227 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
18228 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
18229 (cc_reg_operand): New.
18230 (any_cond): Delete.
18231 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
18232 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
18233 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
18234 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
18235 crx_expand_scond): Delete.
18237 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
18239 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
18240 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
18242 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
18243 cstoresi4, cstoresf4, cstoredf4): New.
18244 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
18245 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18246 Receive the entire operands array.
18247 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
18248 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
18249 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18250 Get test/op0/op1 from the operands array.
18251 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
18253 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
18254 (h8300_expand_store): New.
18255 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
18257 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
18258 (h8300_expand_store): New.
18259 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
18260 or do not try to produce (set (cc0) REG).
18261 (peepholes): Wrap arguments with COMPARE. Add a peephole to
18262 change a compare into a move to a scratch register. Disable some
18263 peepholes when comparing with zero.
18264 (tstsi, tsthi, tstsi, cmpqi): Make private.
18266 (bCC, sCC): Delete.
18267 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
18270 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
18271 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
18272 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
18273 (ix86_emit_i387_log1p): Use cbranchxf2.
18274 (ix86_expand_setcc): Return void.
18275 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
18276 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
18277 cmp<MODEF>, cmpcc): Remove.
18278 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
18279 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
18280 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
18281 (sCC and bCC expanders): Remove.
18282 (stack_protect_test): Use cbranchcc4.
18284 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
18286 (ia64_expand_compare): Accept three rtx by reference and return void.
18287 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
18288 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
18289 from *expr. Update *expr with the BImode comparison to do.
18290 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
18291 cmptf, bCC, sCC, conditional_trap): Delete.
18292 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
18293 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
18294 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
18295 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
18296 * config/ia64/predicates.md (ia64_cbranch_operator): New.
18298 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
18299 type of last argument.
18300 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
18301 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
18302 use machine mode argument instead of branch_type. Remove dead
18303 code for floating-point comparisons.
18304 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
18305 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
18307 (cbranchsi4, cstoresi4): New.
18308 * config/iq2000/predicates.md (reg_or_const_operand): New.
18310 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18311 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18312 (b<code>_op): Rewrite to...
18313 (bcc_op): ... this, using match_operator.
18314 (s<code>_op): Rewrite to...
18315 (scc_op): ... this, using match_operator.
18316 (s<code>_24_op): Rewrite to...
18317 (scc_op_24): ... this, using match_operator.
18318 (s<code>_<mode>): Rewrite to...
18319 (cstore<mode>4): ... this, using match_operator.
18320 (s<code>_<mode>_24): Rewrite to...
18321 (cstore<mode>4_24): ... this, using match_operator.
18322 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18323 m32c_unpend_compare, m32c_expand_scc): Delete.
18324 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18325 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18326 (m32c_expand_movcc): Change NE to EQ if necessary.
18327 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18329 * config/m32r/m32r-protos.h (gen_cond_store): New.
18330 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18331 (gen_cond_store): New, from sCC patterns.
18332 (m32r_expand_block_move): Use cbranchsi4.
18333 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18334 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18335 (cbranchsi4, cstoresi4): New.
18337 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18339 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18340 (m68hc11_notice_update_cc): Look into a compare with 0.
18341 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18343 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18344 cmphi, cmpqi, bCC): Delete.
18345 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18346 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18347 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18350 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18351 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18352 * config/m68k/constraints.md (H): New.
18353 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18354 the define_insn below.
18355 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18356 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18357 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18358 patterns): Wrap RHS with COMPARE.
18359 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18360 (*cmpdi_internal): Name this pattern.
18361 (cmpdi): Change to define_insn.
18362 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18363 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18364 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18366 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18367 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18368 (conditional_trap): Change to...
18369 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18370 (*conditional_trap): Use the ordered_comparison_operator and
18371 const1_operand predicates.
18372 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18373 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18374 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18375 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18377 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18378 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18379 (mcore_gen_compare): New.
18380 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18381 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18382 (mcore_gen_compare): ... this.
18383 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18384 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18385 (stack probe pattern): Use cbranchsi4.
18387 * config/mips/predicates.md (mips_cstore_operator): New.
18388 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18389 * config/mips/mips.md (any_cond): Delete.
18390 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18392 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18393 fixuns_truncsfdi2): Use cbranch patterns.
18394 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18395 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18396 Adjust call to mips_expand_conditional_branch.
18397 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18399 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18400 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18401 * config/mips/mips.c (cmp_operands): Delete.
18402 (mips_emit_compare): Get comparison operands from *op0/*op1.
18403 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18404 that it succeeds. Use op0/op1 instead of cmp_operands.
18405 (mips_expand_conditional_branch, mips_expand_conditional_move,
18406 mips_expand_conditional_trap): Likewise.
18407 (mips_block_move_loop): Use cbranch patterns.
18408 * config/mips/mips.h (cmp_operands): Delete.
18410 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18411 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18412 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18413 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18414 (*cmpcc_folded): Rename to...
18415 (*cmpdi_folded): this.
18416 (*cmpcc): Rename to...
18418 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18421 (cbranchdf4): New. Handle invalid comparisons here.
18422 * config/mmix/predicates.md (float_comparison_operator): New.
18424 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18425 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18426 * config/mn10300/mn10300.md (tst): Delete.
18427 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18428 Name these patterns and wrap RHS in a compare.
18429 (*cmpsi): Make this pattern private. Include tst.
18430 (*cmpsf): Make this pattern private.
18431 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18432 (compare with zero peepholes): Likewise.
18434 (cbranchsi4, cbranchsf4): New.
18435 (casesi): Use cbranchsi4.
18437 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18438 hppa_branch_type): Delete.
18439 (return_addr_rtx): Use cbranchsi4.
18440 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18441 Emit CCFPmode comparison here.
18442 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18443 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18444 hppa_branch_type): Delete.
18445 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18446 (movsicc, movdicc): Remove references to hppa_compare_op0,
18447 hppa_compare_op1 and compare_from_rtx.
18448 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18449 (casesi): Use cbranchsi4.
18451 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18452 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18453 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18454 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18455 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18457 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18458 (*branch, *branch_inverted): New.
18460 * config/picochip/picochip.md (cbranchhi4): Use
18461 ordered_comparison_operator.
18462 (cmphi, bCC): Remove.
18464 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18465 (trap_comparison_operator): Delete.
18466 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18467 rs6000_emit_cbranch): Accept mode and operands.
18468 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18469 rs6000_compare_fp_p): Delete.
18470 (rs6000_generate_compare): Accept mode and comparison. Extract code
18471 and op0/op1 from there. Replace references to rs6000_compare_op0
18472 and rs6000_compare_op1.
18473 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18474 extract result from passed operands.
18475 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18476 extract loc from passed operands.
18477 (rs6000_emit_cmove): Likewise.
18478 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18479 rs6000_compare_fp_p): Delete.
18480 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18481 (cbranch<GPR>4, cbranch<FP>4): New.
18482 (cstore<mode>4): New. Consolidate here all choices about when to use
18483 portable or specialized sCC sequences.
18484 (stack_protect_test): Use cbranchsi4.
18485 (conditional_trap): Replace with ctrap<GPR>4.
18486 (conditional trap insn): Replace trap_comparison_operator with
18487 ordered_comparison_operator.
18489 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18490 (s390_emit_prologue): Use ctrap.
18491 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18492 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18493 New predicates replacing...
18494 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18495 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18496 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18497 (add<mode>cc): Do not use s390_compare_op0/op1.
18498 (s<code>): Change to...
18499 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18500 (seq): Change to...
18501 (cstorecc4): ... this. Handle EQ or NE equally.
18502 (*sne): Un-privatize for use in cstorecc4.
18503 (b<code>): Change to...
18504 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18505 (conditional_trap): Replace with...
18506 (ctrap<GPR>4, ctrap<FP>4): ... these.
18507 (stack_protect): Use cbranchcc4.
18509 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18510 * config/score/score-protos.h (score_gen_cmp): Delete.
18511 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18512 (score_block_move-loop): Use cbranchsi4.
18513 * config/score/score.md (cbranchsi4): New.
18514 (cmpsi, bCC): Delete.
18515 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18516 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18517 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18518 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18519 * config/score/score3.h (score3_gen_cmp): Delete.
18520 * config/score/score7.h (score7_gen_cmp): Delete.
18522 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18523 (sh_emit_scc_to_t): ... this. Return void.
18524 (from_compare): Rename to...
18525 (sh_emit_compare_and_branch): ... this.
18526 (sh_emit_compare_and_set): New.
18527 (sh_expand_t_scc): Accept operands.
18528 * config/sh/predicates.md (sh_float_comparison_operator): New.
18529 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18530 (prepare_scc_operands): Rename to...
18531 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18533 (sh_emit_cheap_store_flag): New.
18534 (sh_emit_set_t_insn): New.
18535 (from_compare): Rename to...
18536 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18537 handling of TARGET_SH2E floating point to avoid recursive call.
18538 Generate branch here.
18539 (sh_emit_compare_and_set): New.
18540 (sh_expand_t_scc): Get op0/op1 from arguments.
18541 (sh_emit_cheap_store_flag): New.
18542 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18544 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18545 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18546 (movsicc, movdicc): Do nothing when it recreated operands from
18547 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18548 prepare_scc_operands (now sh_emit_scc_to_t).
18549 (udivdi3): Use cstoresi4.
18550 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18551 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18552 (cbranchint4_media, cbranchfp4_media): New.
18553 (casesi): Use cbranchdi4.
18554 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18556 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18557 (movnegt): Remove second operand.
18558 (cbranchsf4, cbranchdf4): New.
18559 (stack_protect): Use cbranchdi4/cbranchsi4.
18561 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18562 (gen_compare_reg): Accept comparison, extract part of it to...
18563 (gen_compare_reg_1): ... this.
18564 (gen_compare_operator): Delete.
18565 (gen_v9_scc): Accept separate destination, comparison code and arms.
18566 Do not use sparc_compare_op0/sparc_compare_op1.
18567 (emit_scc_insn, emit_conditional_branch_insn): New.
18568 (emit_v9_brxx): Make static. Remove useless assertion.
18569 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18571 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18572 * config/sparc/sparc-protos.h (gen_compare_reg,
18573 sparc_emit_float_lib_cmp): Adjust prototype.
18574 (emit_scc_insn, emit_conditional_branch_insn): New.
18575 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18576 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18577 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18578 iterators to the top.
18579 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18580 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18581 snedi_special_trunc): Delete.
18582 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18583 and snedi_special_trunc.
18584 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18585 cbranchdi4, cbranch<F:mode>4): New.
18586 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18587 here. Use gen_compare_reg instead of gen_compare_operator.
18588 (conditional_trap): Replace with...
18589 (ctrapsi4, ctrapdi4): ... this.
18590 (stack_protect_test): Use cbranchcc4.
18592 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18594 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18595 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18596 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18597 from operands[0] or operands[3] depending on is_set.
18598 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18599 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18600 cmpdf, bCC), sCC: Remove.
18601 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18602 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18604 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18605 spu_emit_branch_or_set.
18607 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18609 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18610 xstormy16_compare_op1): Delete.
18611 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18612 xstormy16_compare_op1): Delete.
18613 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18615 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18616 (cmphi, cmpsi, bCC): Remove.
18618 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18619 (*cmpsi): ... this one.
18620 (cbranchsi4, cstoresi4): New.
18621 (bCC expanders): Delete.
18622 (sCC insns): Fold into...
18623 (*setcc): ... this one.
18624 (casesi): Do not use gen_cmpsi and gen_bgtu.
18625 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18626 (movsicc): Simplify.
18627 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18629 * config/vax/vax-protos.h (cond_name): New.
18630 (vax_output_conditional_branch): Remove.
18631 * config/vax/vax.c (cond_name): New.
18632 (vax_output_conditional_branch): Remove.
18633 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18634 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18635 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18636 (bit<VAXint>): Wrap source with (compare).
18637 (b<code> and following unnamed pattern): Rename to *branch and
18638 *branch_reversed. Change macroization to match_operator.
18639 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18641 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18642 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18643 Change last argument to machine_mode.
18644 (xtensa_expand_scc): Add machine_mode argument.
18645 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18646 (gen_conditional_move, xtensa_expand_conditional_branch,
18647 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18648 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18649 Adjust operand numbers.
18650 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18652 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18653 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18654 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18656 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18658 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18659 causes spurious differences between trunk and cond-optab branch.
18661 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18664 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18666 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18668 * tree.c (iterative_hash_pointer): Delete.
18669 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18670 Hash UIDs and versions of SSA names. Don't special-case built-in
18671 function declarations.
18673 2009-05-11 Ian Lance Taylor <iant@google.com>
18676 * graphite.c: Force -Wc++-compat to only be a warning before
18677 #including "cloog/cloog.h".
18679 2009-05-11 Martin Jambor <mjambor@suse.cz>
18681 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18683 2009-05-11 Jan Hubicka <jh@suse.cz>
18685 * tree-ssa-loop-ivcanon.c: Include target.h
18686 (struct loop_size): new structure.
18687 (constant_after_peeling): New predicate.
18688 (tree_estimate_loop_size): New function.
18689 (estimated_unrolled_size): Rewrite for new estimates.
18690 (try_unroll_loop_completely): Use new estimates.
18691 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18693 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18695 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18696 libcpp interface change.
18697 (spu_macro_to_expand): Likewise.
18699 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18701 PR tree-optimization/40026
18702 * gimplify.c (gimplify_init_constructor): Change initial conditional
18703 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18704 optimize_compound_literals_in_ctor.
18706 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18708 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18710 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18712 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18714 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18715 HOST_WIDE_INT for gap.
18717 2009-05-11 Ira Rosen <irar@il.ibm.com>
18719 PR tree-optimization/40074
18720 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18721 account in group size and step comparison.
18723 2009-05-11 Richard Guenther <rguenther@suse.de>
18725 * passes.c (init_optimization_passes): Strip now incorrect comment.
18726 (execute_function_todo): Do not set PROP_alias.
18727 * tree-pass.h (PROP_alias): Remove.
18728 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18729 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18730 * tree-nrv.c (pass_return_slot): Likewise.
18731 * tree-object-size.c (pass_object_sizes): Likewise.
18732 * tree-ssa-dom.c (pass_dominator): Likewise.
18733 (pass_phi_only_cprop): Likewise.
18734 * tree-ssa-dse.c (pass_dse): Likewise.
18735 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18736 (pass_cselim): Likewise.
18737 * tree-ssa-pre.c (pass_pre): Likewise.
18738 (pass_fre): Likewise.
18739 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18740 * tree-ssa-sink.c (pass_sink_code): Likewise.
18741 * tree-stdarg.c (pass_stdarg): Likewise.
18742 * tree-tailcall.c (pass_tail_calls): Likewise.
18743 * tree-vrp.c (pass_vrp): Likewise.
18745 2009-05-10 Ian Lance Taylor <iant@google.com>
18747 * basic-block.h (enum profile_status): Break out of struct
18748 control_flow_graph.
18749 * cgraph.h (struct inline_summary): Break out of struct
18751 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18752 of struct cgraph_order_sort.
18753 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18754 * cse.c (struct branch_path): Break out of struct
18755 cse_basic_block_data.
18756 * except.h (enum eh_region_type): Break out of struct eh_region.
18757 * gcc.c (enum add_del): Break out of struct modify_target.
18758 * genrecog.c (enum decision_type): Break out of struct decision_test.
18759 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18761 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18762 * regmove.c (enum match_use): New enum, broken out of struct match.
18763 * sched-int.h (enum post_call_group): New enum, broken out of
18765 (struct deps_reg): Break out of struct deps.
18766 * target.h (struct asm_int_op): Break out of struct gcc_target.
18767 * tree-eh.c (struct goto_queue_node): Break out of struct
18769 * tree-inline.h (enum copy_body_cge_which): Break out of
18771 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18773 * c-decl.c (in_struct, struct_types): New static variables.
18774 (pushtag): Add loc parameter. Change all callers.
18775 (lookup_tag): Add ploc parameter. Change all callers.
18776 (check_compound_literal_type): New function.
18777 (parser_xref_tag): Add loc parameter. Change all callers. If
18778 -Wc++-compat, warn about struct/union/enum types defined within a
18780 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18781 and loc parameters. Change all callers. Change error calls to
18782 error_at, using loc. For a redefinition, if the location of the
18783 original definition is known, report it. Set in_struct and
18784 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18785 (finish_struct): Add new parameters enclosing_in_struct and
18786 enclosing_struct_types. Change all callers. Set
18787 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18788 in the struct. If in a struct, add this struct to struct_types.
18789 (start_enum): Add loc parameter. Change all callers. Use
18790 error_at for errors, using loc. For a redefinition, if the
18791 location of the original definition is known, report it. If in a
18792 struct, add this enum type to struct_types. If -Wc++-compat warn
18793 if in sizeof, typeof, or alignof.
18794 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18795 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18796 (c_parser_enum_specifier): Get enum location for start_enum.
18797 (c_parser_struct_or_union_specifier): Get struct location for
18798 start_struct. Save in_struct and struct_types status between
18799 start_struct and finish_struct.
18800 (c_parser_cast_expression): Get location of cast.
18801 (c_parser_alignof_expression): Get location of type.
18802 (c_parser_postfix_expression): Likewise.
18803 (c_parser_postfix_expression_after_paren_type): Add type_loc
18804 parameter. Change all callers. Call check_compound_literal_type.
18805 Use type_loc for error about variable size type.
18806 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18807 of an enum constant from an enum type defined in a struct or union.
18808 (c_cast_expr): Add loc parameter. Change all callers. If
18809 -Wc++-compat, warn about defining a type in a cast.
18810 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18811 (start_enum, start_struct, finish_struct): Update declarations.
18812 (parser_xref_tag, c_cast_expr): Update declarations.
18813 (check_compound_literal_type): Declare.
18815 2009-05-11 Ben Elliston <bje@au.ibm.com>
18817 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18818 for recent libcpp interface change.
18819 (rs6000_macro_to_expand): Likewise.
18821 2009-05-10 Michael Matz <matz@suse.de>
18824 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18825 not at entry of function.
18827 2009-05-10 Richard Guenther <rguenther@suse.de>
18829 PR tree-optimization/40081
18831 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18832 using the main variant of the element type. Do not fiddle with
18833 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18835 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18836 structs with volatile fields.
18838 2009-05-10 Jan Hubicka <jh@suse.cz>
18840 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18841 (estimate_move_cost): Assert that it does not get called for
18843 (estimate_num_insns): Skip VOID types in argument handling.
18844 (optimize_inline_calls): Delete unreachable blocks and verify that
18845 callgraph is valid.
18847 2009-05-10 Jan Hubicka <jh@suse.cz>
18849 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18850 * cgraph.c (cgraph_mark_address_taken_node): New function.
18851 (dump_cgraph_node): Dump new flag.
18852 * cgraph.h (struct cgraph_node): Add address_taken.
18853 (cgraph_mark_address_taken_node): New function.
18854 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18855 since new direct calls can be born.
18857 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18859 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18860 tok->val.node.node.
18862 2009-05-10 Jan Hubicka <jh@suse.cz>
18864 PR middle-end/40084
18865 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18867 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18868 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18869 * tree-inline.c (copy_bb): Set frequency correctly.
18870 (fold_marked_statements): Update call to
18871 cgraph_update_edges_for_call_stmt.
18873 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18875 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18876 identifiers in diagnostics.
18877 * config/arm/arm.c (arm_handle_fndecl_attribute,
18878 arm_handle_isr_attribute): Likewise.
18879 * config/avr/avr.c (avr_handle_progmem_attribute,
18880 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18881 * config/bfin/bfin.c (handle_int_attribute,
18882 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18883 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18884 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18886 * config/darwin.c (darwin_handle_kext_attribute,
18887 darwin_handle_weak_import_attribute): Likewise.
18888 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18889 h8300_handle_eightbit_data_attribute,
18890 h8300_handle_tiny_data_attribute): Likewise.
18891 * config/i386/i386.c (ix86_handle_cconv_attribute,
18892 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18893 * config/i386/winnt.c (ix86_handle_shared_attribute,
18894 ix86_handle_selectany_attribute): Likewise.
18895 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18896 * config/m32c/m32c.c (function_vector_handler): Likewise.
18897 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18898 m68hc11_handle_fntype_attribute): Likewise.
18899 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18900 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18901 * config/mips/mips.c (mips_insert_attributes,
18902 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18903 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18904 rs6000_handle_struct_attribute): Likewise.
18905 * config/sh/sh.c (sh_insert_attributes,
18906 sh_handle_resbank_handler_attribute,
18907 sh_handle_interrupt_handler_attribute,
18908 sh2a_handle_function_vector_handler_attribute,
18909 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18911 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18912 * config/spu/spu.c (spu_handle_fndecl_attribute,
18913 spu_handle_vector_attribute): Likewise.
18914 * config/stormy16/stormy16.c
18915 (xstormy16_handle_interrupt_attribute): Likewise.
18916 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18917 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18919 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18921 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18922 (pp_translate_identifiers): New.
18923 (pp_identifier): Only conditionally translate identifier to locale
18925 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18926 (pp_base_tree_identifier): Only conditionally translate identifier
18927 to locale character set.
18928 * c-pretty-print.c (M_): Define.
18929 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18930 fragments for conditional translation with M_.
18931 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18932 identifier translation.
18934 2009-05-10 Richard Guenther <rguenther@suse.de>
18936 PR tree-optimization/40081
18937 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18938 using the main variant of the element type. Do not fiddle with
18939 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18941 2009-05-09 Jan Hubicka <jh@suse.cz>
18943 PR middle-end/40080
18944 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18945 indirect calls; verify cgraph afterwards.
18947 2009-05-09 Jan Hubicka <jh@suse.cz>
18950 * ipa.c (update_inlined_to_pointer): New function.
18951 (cgraph_remove_unreachable_nodes): Use it.
18953 2009-05-09 Jan Hubicka <jh@suse.cz>
18955 * tree-eh.c (struct leh_state): Remove prev_try.
18956 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18957 not track prev_try.
18958 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18959 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18960 remove_eh_handler_and_replace, foreach_reachable_handler,
18961 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18962 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18963 (gen_eh_region_cleanup): Update prototype.
18965 2009-05-09 Jan Hubicka <jh@suse.cz>
18967 PR middle-end/40043
18968 * except.c (copy_eh_region): Always set prev_try.
18969 (redirect_eh_edge_to_label): Find outer try.
18970 (foreach_reachable_handler): When looking for prev try
18971 handle case where previous try is not going to be taken.
18973 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18975 PR tree-optimization/40049
18976 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18977 only vector/vector shifts, convert the type of the constant to the
18978 appropriate type to avoid building incorrect trees, which
18979 eventually have problems with garbage collection.
18981 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18983 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18984 -1 for complex floating-point types if honoring signed zeros.
18986 2009-05-08 Jan Hubicka <jh@suse.cz>
18988 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18989 argument; handle correctly when profile is absent.
18990 (build_cgraph_edges): Update.
18991 (rebuild_cgraph_edges): Update.
18992 * cgraph.c: Do not include varray.h.
18993 (cgraph_set_call_stmt_including_clones): New function.
18994 (cgraph_create_edge_including_clones): Likewise
18995 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18996 (cgraph_update_edges_for_call_stmt): Handle clones.
18997 (cgraph_remove_node): Handle clone tree.
18998 (cgraph_remove_node_and_inline_clones): New function.
18999 (dump_cgraph_node): Dump clone tree.
19000 (cgraph_clone_node): Handle clone tree.
19001 (clone_function_name): Bring here from tree-inline.c.
19002 (cgraph_create_virtual_clone): New function.
19003 * cgraph.h (ipa_replace_map): Move here from ipa.h.
19004 (cgraph_clone_info): New function.
19005 (strut cgraph_node): Add clone_info and new clone tree pointers.
19006 (cgraph_remove_node_and_inline_clones,
19007 cgraph_set_call_stmt_including_clones,
19008 cgraph_create_edge_including_clones,
19009 cgraph_create_virtual_clone): Declare.
19010 (cgraph_function_versioning): Use VEC argument.
19011 (compute_call_stmt_bb_frequency): Update prototype.
19012 (cgraph_materialize_all_clones): New function.
19013 * ipa-cp.c (ipcp_update_cloned_node): Remove.
19014 (ipcp_create_replace_map): Update to VECtors.
19015 (ipcp_update_callgraph): Use virtual clones.
19016 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
19017 (ipcp_update_profiling): Do not update local profiling.
19018 (ipcp_insert_stage): Use VECtors and virtual clones.
19019 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
19020 (clone_of_p): New function.
19021 (cgraph_preserve_function_body_p): Use clone tree.
19022 (cgraph_optimize): Materialize clones.
19023 (cgraph_function_versioning): Update for VECtors.
19024 (save_inline_function_body): Use clone tree.
19025 (cgraph_materialize_clone): New function.
19026 (cgraph_materialize_all_clones): Likewise.
19027 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
19028 * ipa.c: Include gimple.h.
19029 (cgraph_remove_unreachable_nodes): Use clone tree.
19030 * ipa-prop.c (ipa_note_param_call): Update call to
19031 compute_call_stmt_bb_frequencycall.
19032 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
19033 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
19034 (copy_bb): Handle updating of clone tree; add new edge when new call
19036 (expand_call_inline): Be strict about every call having edge.
19037 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
19038 (delete_unreachable_blocks_update_callgraph): New function.
19039 (tree_function_versioning): Use VECtors; always remove unreachable
19040 blocks and fold conditionals.
19041 * tree-inline.h: Do not include varray.h.
19042 (tree_function_versioning): Remove.
19043 * Makefile.in (GTFILES): Remove tree-inline.c
19044 * passes.c (do_per_function): Do only functions having body.
19045 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
19048 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
19049 Andrew Morrow <acm@google.com>
19052 * c-common.c (c_common_attribute_table): Permit deprecated
19053 attribute to take an optional argument.
19054 (handle_deprecated_attribute): If the optional argument to
19055 __attribute__((deprecated)) is not a string ignore the attribute
19056 and emit a warning.
19058 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
19059 * c-typeck.c (build_component_ref): Likewise.
19060 (build_external_ref): Likewise.
19062 * toplev.c (warn_deprecated_use): Add an attribute argument.
19063 Emit the message associated with __attribute__((deprecated)).
19065 * toplev.h (warn_deprecated_use): Updated.
19067 * doc/extend.texi: Document new optional parameter to
19068 __attribute__((deprecated))
19070 2009-05-08 Michael Eager <eager@eagercon.com>
19072 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
19073 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
19075 2009-05-08 Richard Guenther <rguenther@suse.de>
19077 PR tree-optimization/40062
19078 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
19079 Avoid exponential behavior.
19081 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19083 PR rtl-optimization/33928
19085 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
19086 process_uses, build_single_def_use_links): New.
19087 (update_df): Update use_def_ref.
19088 (forward_propagate_into): Use get_def_for_use instead of use-def
19090 (fwprop_init): Call build_single_def_use_links and let it initialize
19092 (fwprop_done): Free use_def_ref.
19093 (fwprop_addr): Eliminate duplicate call to df_set_flags.
19094 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
19095 df_rd_simulate_one_insn): New.
19096 (df_rd_bb_local_compute_process_def): Update head comment.
19097 (df_chain_create_bb): Use the new RD simulation functions.
19098 * df.h (df_rd_simulate_artificial_defs_at_top,
19099 df_rd_simulate_one_insn): New.
19100 * opts.c (decode_options): Enable fwprop at -O1.
19101 * doc/invoke.texi (-fforward-propagate): Document this.
19103 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19106 * c-typeck.c (build_binary_op): Handle arithmetic between one real
19107 and one complex operand specially.
19108 * tree-complex.c (some_nonzerop): Do not identify a real value as
19109 zero if flag_signed_zeros.
19111 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19113 PR rtl-optimization/33928
19114 * loop-invariant.c (record_use): Fix && vs. || mishap.
19116 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19118 PR rtl-optimization/33928
19119 * loop-invariant.c (struct use): Add addr_use_p.
19120 (struct def): Add n_addr_uses.
19121 (struct invariant): Add cheap_address.
19122 (create_new_invariant): Set cheap_address.
19123 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
19124 (record_uses): Pass df_ref to record_use.
19125 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
19128 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19130 * config/sh/sh.c: Do not include c-pragma.h.
19132 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
19134 * config/spu/spu.c: Remove include of c-common.h.
19136 2009-05-07 Janis Johnson <janis187@us.ibm.com>
19139 * c-common.h (mark_valid_location_for_stdc_pragma,
19140 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
19141 clear_float_const_decimal64, float_const_decimal64_p): New.
19142 * c.opt (Wunsuffixed-float-constants): New.
19143 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
19144 unsuffixed float constant, handle new warning.
19145 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
19146 * c-decl.c (c_scope): New flag float_const_decimal64.
19147 (set_float_const_decimal64, clear_float_const_decimal64,
19148 float_const_decimal64_p): New.
19149 (push_scope): Set new flag.
19150 * c-parser.c (c_parser_translation_unit): Mark when it's valid
19151 to use STDC pragmas.
19152 (c_parser_external_declaration): Ditto.
19153 (c_parser_compound_statement_nostart): Ditto.
19154 * c-pragma.c (valid_location_for_stdc_pragma,
19155 mark_valid_location_for_stdc_pragma,
19156 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
19157 handle_pragma_float_const_decimal64): New.
19158 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
19159 * cp/semantics.c (valid_location_for_stdc_pragma_p,
19160 set_float_const_decimal64, clear_float_const_decimal64,
19161 float_const_decimal64_p): New dummy functions.
19162 * doc/extend.texi (Decimal Float): Remove statement that the
19163 pragma, and suffix for double constants, are not supported.
19164 * doc/invoke.texi (Warning Options): List new option.
19165 (-Wunsuffixed-float-constants): New.
19167 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
19169 * config/i386/i386.c: Do not include c-common.h.
19171 2009-05-07 Mark Heffernan <meheff@google.com>
19173 * doc/invoke.texi (Debugging Options): Document change of debugging
19175 * opts.c (decode_options): Make dump_base_name relative to
19176 aux_base_name directory.
19178 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19180 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
19181 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
19183 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
19185 * Makefile.in (install-plugin): Simplify a bit.
19187 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
19189 * Makefile.in (OBJS-common): Add regcprop.o.
19191 * timevar.def (TV_CPROP_REGISTERS): New.
19192 * regrename.c (regrename_optimize): Return 0.
19193 (rest_of_handle_regrename): Delete.
19194 (pass_rename_registers): Point to regrename_optimize.
19195 (struct value_data_entry, struct value_data,
19196 kill_value_one_regno, kill_value_regno, kill_value,
19197 set_value_regno, init_value_data, kill_clobbered_value,
19198 kill_set_value, kill_autoinc_value, copy_value,
19199 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
19200 replace_oldest_value_reg, replace_oldest_value_addr,
19201 replace_oldest_value_mem, copyprop_hardreg_forward_1,
19202 debug_value_data, validate_value_data): Move...
19203 * regcprop.c: ... here.
19204 (rest_of_handle_cprop): Delete.
19205 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
19207 2009-05-07 Jakub Jelinek <jakub@redhat.com>
19209 PR middle-end/40057
19210 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
19211 GEN_INT for 1 << bitnum.
19212 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
19213 build_int_cst_type.
19215 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
19217 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
19218 Remove wrong description of "nand" operation.
19220 2009-05-06 Richard Guenther <rguenther@suse.de>
19221 Adam Nemet <anemet@caviumnetworks.com>
19223 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
19224 comment. Add that if LHS is not a gimple register, then RHS1 has
19225 to be a single object (GIMPLE_SINGLE_RHS).
19227 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
19229 * expr.c (get_def_for_expr): Move it up in the file.
19230 (store_field): When expanding a bit-field store, look at the
19231 defining gimple stmt for the masking conversion.
19233 2009-05-06 Janis Johnson <janis187@us.ibm.com>
19235 PR middle-end/39986
19236 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
19237 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
19238 32-bit memcpy into long.
19240 2009-05-06 Jakub Jelinek <jakub@redhat.com>
19242 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
19243 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
19245 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
19246 instead of appending DW_OP_deref*.
19248 2009-05-06 Michael Matz <matz@suse.de>
19250 PR middle-end/40021
19251 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
19252 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
19254 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
19256 * Makefile.in (install-plugin): Fix srcdir handling.
19258 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
19260 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
19261 when processing for not_regs_needed bitmap.
19262 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
19263 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
19264 handling it for rhs.
19266 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19268 * config/i386/i386.md (unnamed inc/dec peephole): Use
19269 optimize_insn_for_size_p instead of optimize_size.
19270 * config/i386/predicates.md (incdec_operand): Likewise.
19271 (aligned_operand): Likewise.
19272 * config/i386/sse.md (divv8sf3): Likewise.
19273 (sqrtv8sf2): Likewise.
19275 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19277 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
19279 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
19281 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19283 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
19284 ssemodesuffixf2c with avxmodesuffixf2c.
19286 2009-05-06 Joseph Myers <joseph@codesourcery.com>
19289 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
19291 2009-05-05 Jakub Jelinek <jakub@redhat.com>
19293 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
19294 (struct tree_base): Adjust spacing for 8 bit boundaries.
19295 (struct tree_decl_common): Add decl_by_reference_flag bit.
19296 (DECL_BY_REFERENCE): Adjust.
19297 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
19298 print DECL_BY_REFERENCE bit.
19299 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
19300 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
19301 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
19302 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
19305 PR middle-end/39666
19306 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
19307 range of the type, but default label is missing, add it with one
19308 of the existing labels instead of adding a new label for it.
19310 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19314 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19316 * Makefile.in (enable_plugin, plugin_includedir): New.
19317 (install): Depend on install-plugin.
19318 (PLUGIN_HEADERS): New.
19319 (install-plugin): New.
19320 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19322 2009-05-05 Richard Guenther <rguenther@suse.de>
19324 PR tree-optimization/40022
19325 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19327 (phivn_valid_p): Fix tuplification error, simplify.
19328 (phiprop_insert_phi): Add dumps.
19329 (propagate_with_phi): Simplify.
19331 2009-05-05 Richard Guenther <rguenther@suse.de>
19333 PR middle-end/40023
19334 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19336 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19338 * tree.h (strip_float_extensions): Remove duplicate declaration.
19339 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19340 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19341 block_ultimate_origin): Rearrange the declarations line to match the
19342 comment that indicates the .c file which the functions are defined.
19343 (dwarf2out_*, set_decl_rtl): Add comment.
19344 (get_base_address): Adjust comment.
19345 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19346 declarations line and add comment.
19347 (is_builtin_name): Add blank after function name, for clarity.
19349 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19351 * attribs.c (decl_attributes): Use %qE for identifiers in
19353 * cgraphunit.c (verify_cgraph_node): Translate function names to
19354 locale character set in diagnostics.
19355 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19357 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19358 Document that functions are named in UTF-8.
19359 * expr.c (expand_expr_real_1): Translate function names to locale
19360 character set in diagnostics.
19361 * gimplify.c (omp_notice_variable, omp_is_private,
19362 gimplify_scan_omp_clauses): Use %qE for identifiers in
19364 * langhooks.c (lhd_print_error_function): Translate function names
19365 to locale character set.
19366 * langhooks.h (decl_printable_name): Document that return value is
19367 in internal character set.
19368 * stmt.c: Include pretty-print.h
19369 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19371 (resolve_operand_name_1): Translate named operand name to locale
19373 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19375 * toplev.c (announce_function): Translate function names to locale
19377 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19378 (default_tree_printer): Use pp_identifier or translate identifiers
19379 to locale character set. Mark "<anonymous>" for translation.
19380 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19381 for identifiers in diagnostics.
19382 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19384 * varasm.c (output_constructor): Use %qE for identifiers in
19387 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19389 * configure.ac: use ` ` instead of $()
19390 * configure: Regenerate.
19392 2009-05-05 Ben Elliston <bje@au.ibm.com>
19394 * config/pa/linux-atomic.c: Eliminate conditional include of
19395 errno.h on non-LP64 systems to simplify build requirements.
19397 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19399 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19401 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19402 and pass value to identifier_to_locale.
19403 (warn_variable_length_array): Make name a tree.
19404 (grokdeclarator): Separate diagnostic texts for named and unnamed
19405 declarators. Use %qE for named declarators.
19406 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19408 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19409 identifiers in diagnostics.
19410 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19411 identifier_to_locale. Mark "anonymous" strings for translation.
19413 2009-05-04 Michael Eager <eager@eagercon.com>
19415 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19416 address for DImode/DFmode only if double-precision FP regs.
19418 2009-05-04 Michael Eager <eager@eagercon.com>
19420 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19421 TARGET_SINGLE_FLOAT check.
19423 2009-05-04 Michael Eager <eager@eagercon.com>
19425 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19427 2009-05-04 Michael Eager <eager@eagercon.com>
19429 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
19430 * config/rs6000/t-xilinx: New
19432 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19434 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19435 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19436 * gcc/explow.c (memory_address): Use target hook.
19437 * gcc/targhooks.c (default_legitimize_address): New.
19438 * gcc/targhooks.h (default_legitimize_address): New.
19439 * gcc/target.h (legitimize_address): New.
19440 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19441 (TARGET_INITIALIZER): Include it.
19442 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19444 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19445 * config/bfin/bfin.c (legitimize_address): Remove.
19446 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19447 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19449 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19450 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19452 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19453 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19454 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19455 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19456 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19457 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19458 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19459 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19460 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19461 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19462 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19463 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19464 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19465 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19466 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19467 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19468 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19469 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19470 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19471 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19472 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19473 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19474 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19476 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19477 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19478 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19479 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19480 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19481 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19482 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19483 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19484 (thumb_legitimize_address): Delete.
19485 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19486 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19487 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19488 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19489 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19490 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19492 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19495 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19496 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19497 * config/m32r/m32r.c (m32r_legitimize_address): New.
19498 * config/m68k/m68k.c (m68k_legitimize_address): New.
19499 * config/score/score.c (score_legitimize_address): Standardize.
19500 * config/score/score3.c (score3_legitimize_address): Standardize.
19501 * config/score/score3.h (score3_legitimize_address): Adjust.
19502 * config/score/score7.c (score7_legitimize_address): Standardize.
19503 * config/score/score7.h (score7_legitimize_address): Adjust.
19504 * config/sh/sh.c (sh_legitimize_address): New.
19505 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19507 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19508 (s390_legitimize_address): ... this.
19509 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19510 (sparc_legitimize_address): ... this.
19511 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19512 (ix86_legitimize_address): ... this.
19513 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19514 (avr_legitimize_address): ... this.
19515 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19516 (mn10300_legitimize_address): ... this.
19517 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19518 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19519 (alpha_expand_mov): Adjust call.
19521 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19522 * config/spu/spu.c (spu_legitimize_address): Likewise.
19523 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19524 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19526 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19528 * intl.c (locale_encoding, locale_utf8): New.
19529 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19530 * intl.h (locale_encoding, locale_utf8): Declare.
19531 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19532 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19534 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19536 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19537 (pp_base_tree_identifier): Declare as function.
19538 (identifier_to_locale): Declare.
19539 * Makefile.in (pretty-print.o): Update dependencies.
19540 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19542 2009-05-04 Richard Guenther <rguenther@suse.de>
19544 PR middle-end/40015
19545 * builtins.c (fold_builtin_memory_op): Do not decay to element
19546 type if the size matches the whole array.
19548 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19550 * expmed.c (synth_mult): When trying out a shift, pass the result
19553 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19555 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19556 (shiftsub1_cost): New.
19557 (init_expmed): Compute shiftsub1_cost.
19558 (synth_mult): Optimize multiplications by constants of the form
19559 -(2^^m-1) for some constant positive integer m.
19561 2009-05-03 Richard Guenther <rguenther@suse.de>
19564 * c-typeck.c (array_to_pointer_conversion): Do not built
19565 ADDR_EXPRs of arrays of pointer-to-element type.
19566 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19567 up wrong ADDR_EXPRs after-the-fact.
19568 * c-common.c (strict_aliasing_warning): Strip pointer
19569 conversions for obtaining the original type.
19570 * builtins.c (fold_builtin_memset): Handle array types.
19571 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19574 2009-05-03 Richard Guenther <rguenther@suse.de>
19576 PR middle-end/23329
19577 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19578 Do not lose casts from array types with unknown extent to array
19579 types with known extent.
19580 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19581 alias set compatibility.
19583 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19585 * flags.h (extra_warnings): Delete.
19586 * toplev.c (process_options): Handle Wuninitialized here.
19587 * opts.c (extra_warnings): Delete.
19588 (set_Wextra): Delete.
19589 (common_handle_option): -Wextra can be handled automatically.
19590 * c-opts.c (c_common_handle_option): Delete obsolete code.
19591 (c_common_post_options): Simplify comment.
19592 * common.opt (W): Add Var.
19594 (Wuninitialized): Initialize to -1.
19596 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19597 Richard Guenther <rguenther@suse.de>
19599 * expr.c (get_def_for_expr): New function.
19600 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19601 SSA rather than trees.
19602 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19603 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19605 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19607 * c-common.c (reswords): Add _Imaginary.
19608 * c-common.c (enum rid): Add RID_IMAGINARY.
19610 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19612 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19613 Patch by Richard Guenther.
19615 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19617 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19618 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19619 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19620 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19621 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19622 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19623 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19624 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19625 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19626 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19627 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19628 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19629 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19630 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19631 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19632 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19633 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19634 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19636 2009-05-02 Richard Guenther <rguenther@suse.de>
19638 PR tree-optimization/39940
19639 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19642 2009-05-02 Richard Guenther <rguenther@suse.de>
19644 PR middle-end/40001
19645 * tree-ssa.c (execute_update_addresses_taken): Properly check
19646 if we can mark a variable DECL_GIMPLE_REG_P.
19647 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19648 back to the end of the function.
19649 (is_gimple_reg_type): Remove complex type special casing.
19650 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19653 2009-05-02 Ben Elliston <bje@au.ibm.com>
19655 * doc/collect2.texi (Collect2): Document search path behaviour
19656 when configured with --with-ld.
19658 2009-05-02 Jan Hubicka <jh@suse.cz>
19660 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19661 parameter; update callers.
19662 (coalesce_cost_edge): EH edges are costier because they needs
19663 splitting even if not critical and even more costier when there are
19664 multiple EH predecestors.
19666 2009-05-02 Jan Hubicka <jh@suse.cz>
19668 * except.c (remove_eh_handler_and_replace): Handle updating after
19669 removing TRY blocks.
19671 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19673 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19675 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19677 * varasm.c: Do not include c-pragma.h.
19678 * attribs.c: Do not incude c-common.h.
19680 2009-05-01 Michael Matz <matz@suse.de>
19682 * calls.c (initialize_argument_information): Handle SSA names like
19683 decls with a non MEM_P DECL_RTL.
19685 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19687 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19688 * ipa-utils.c: Likewise.
19689 * ipa-type-escape.c: Likewise.
19690 * cgraphunit.c Do not include c-common.h.
19691 * ipa-pure-const.c: Likewise.
19692 * tree-if-conv.c: Likewise.
19693 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19694 * ipa-struct-reorg.c: Likewise.
19695 * tree-nomudflap.c: Likewise.
19696 * tree-ssa-structalias.c: Likewise.
19698 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19700 * store-motion.c: Many cleanups to make this pass a first-class
19701 citizen instead of an appendix to gcse load motion. Add TODO list
19702 to make this pass faster/cleaner/better.
19704 (struct ls_expr): Post gcse.c-split cleanups.
19705 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19706 "stores" field to "avail_stores".
19707 (pre_ldst_mems): Rename to store_motion_mems.
19708 (pre_ldst_table): Rename to store_motion_mems_table.
19709 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19710 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19711 (ldst_entry): Rename to st_expr_entry, update users.
19712 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19713 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19714 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19716 (first_ls_expr): Rename to first_st_expr, update users.
19717 (next_ls_expr): Rename to next_st_expr, update users.
19718 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19719 fields properly for store motion instead of names inherited from load
19721 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19722 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19725 (ae_kill): Rename to st_kill, update users.
19726 (ae_gen): Rename to st_avloc, update users.
19727 (transp): Rename to st_transp, update users.
19728 (pre_insert_map): Rename to st_insert_map, update users.
19729 (pre_delete_map): Rename to st_delete_map, update users.
19730 (insert_store, build_store_vectors, free_store_memory,
19731 one_store_motion_pass): Update for abovementioned changes.
19733 (gcse_subst_count, gcse_create_count): Remove.
19734 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19735 and "n_stores_created", local variables.
19737 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19740 (regvec, compute_store_table_current_insn): Remove.
19741 (reg_set_info, reg_clear_last_set): Remove.
19742 (compute_store_table): Use DF caches instead of local dataflow
19745 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19747 * c-objc-common.c (c_tree_printer): Print identifiers with
19748 pp_identifier, not pp_string. Mark "({anonymous})" for
19750 * c-pretty-print.c (pp_c_ws_string): New.
19751 (pp_c_cv_qualifier, pp_c_type_specifier,
19752 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19753 pp_c_storage_class_specifier, pp_c_function_specifier,
19754 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19755 pp_c_primary_expression, pp_c_postfix_expression,
19756 pp_c_unary_expression, pp_c_shift_expression,
19757 pp_c_relational_expression, pp_c_equality_expression,
19758 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19759 use pp_string and pp_c_ws_string in place of pp_identifier and
19760 pp_c_identifier for non-identifiers. Mark English strings for
19762 * c-pretty-print.h (pp_c_ws_string): Declare.
19764 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19765 Roland McGrath <roland@redhat.com>
19767 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19768 (ENABLE_LD_BUILDID): New configuration option.
19769 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19770 (LINK_BUILDID_SPEC): New macro.
19771 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19773 * doc/install.texi: Document --enable-linker-build-id option.
19774 * configure: Rebuild.
19775 * config.in: Rebuild.
19777 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19779 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19780 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19781 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19782 MIPS_GP_SAVE_AREA_SIZE.
19783 * config/mips/mips.c (struct mips_frame_info): Update comment
19784 before arg_pointer_offset and hard_frame_pointer_offset.
19785 (mips_compute_frame_info): Update diagram before function: to
19786 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19787 indicate the position of frame_pointer_rtx with -fstack-protector and
19788 to show args_size. Don't allocate cprestore area for leaf functions
19789 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19791 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19793 2009-04-30 Michael Matz <matz@suse.de>
19795 PR tree-optimization/39955
19796 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19798 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19800 * ira.c (setup_cover_and_important_classes): Use safe macro
19801 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19803 * genpreds.c (write_tm_preds_h): Output suitable definition of
19804 REG_CLASS_FOR_CONSTRAINT.
19806 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19808 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19810 * bitmap.c (bitmap_descriptor): Likewise.
19811 * ggc-common.c (loc_descriptor): Likewise.
19812 * varray.c (varray_descriptor): Likewise.
19813 * vec.c (vec_descriptor): Likewise.
19815 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19817 * Makefile.in (dce.o): Add $(EXCEPT_H).
19818 * dce.c: Include except.h and delete redundant vector definitions.
19819 (deletable_insn_p): Return false for non-call insns that can throw
19822 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19824 * gcse.c (ae_gen): Remove.
19825 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19826 and make non-static function to make it available in store-motion.c.
19827 Update call sites with search-and-replace.
19828 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19829 extract_mentioned_regs, extract_mentioned_regs_helper,
19830 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19831 store_killed_in_insn, store_killed_after, store_killed_before,
19832 build_store_vectors, insert_insn_start_basic_block, insert-store,
19833 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19834 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19835 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19836 * store-motion.c: ...new file. Also copy data structures from gcse.c
19837 and clean up to remove parts not used by store motion.
19838 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19839 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19841 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19844 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19845 when optimizing for size.
19847 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19849 * gcse.c (gcse_constant_p): Fix typo in last change.
19851 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19853 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19855 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19857 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19859 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19861 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19862 CONST_HIGH_PART result.
19864 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19866 * config/avr/avr.c (initial_elimination_offset): Rename to
19867 avr_initial_elimination_offset.
19868 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19869 change return type to bool.
19870 (avr_can_eliminate): New function.
19871 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19872 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19873 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19874 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19875 avr_initial_elimination_offset.
19876 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19877 (avr_initial_elimination_offset): Define.
19879 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19880 Steven Bosscher <steven@gcc.gnu.org>
19882 PR rtl-optimization/39938
19883 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19884 * cfgrtl.c: Include insn-attr.h.
19885 (rest_of_pass_free_cfg): New function.
19886 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19887 * resource.c (init_resource_info): Remove call to df_analyze.
19889 2009-04-29 Richard Guenther <rguenther@suse.de>
19892 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19893 allow conversion to signed integers.
19895 2009-04-29 Richard Guenther <rguenther@suse.de>
19897 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19898 shifts of floating point vectors if the shift amount is
19899 a constant multiple of the element size.
19901 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19902 Michael Matz <matz@suse.de>
19904 PR middle-end/39927
19906 * tree-outof-ssa.c (emit_partition_copy): New function.
19907 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19908 insert_part_to_rtx_on_edge): Perform the partition base var
19909 copy using emit_partition_copy.
19910 (insert_value_copy_on_edge): Convert constants to the right mode.
19911 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19912 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19914 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19916 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19917 scan backwards to try to find a constant to initialize it.
19919 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19920 insn before the loop_end instruction, don't look past labels.
19922 2009-04-29 Richard Guenther <rguenther@suse.de>
19924 PR middle-end/39937
19925 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19926 loose type conversions.
19927 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19928 stmts only if there are no uses of its definition.
19930 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19932 * config/bfin/bfin.h (splitting_loops): Declare.
19933 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19934 Reorder bit definitions to be ascending.
19935 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19936 * config/bfin/bfin.c (splitting_loops): New variable.
19937 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19938 (struct loop_info): Remove members INIT and LOOP_INIT.
19939 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19940 the LSETUP sequence. Allow LC to be loaded from any register, but
19941 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19942 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19944 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19945 of reload_completed.
19948 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19950 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19952 * Makefile.in (PLUGIN_VERSION_H): New.
19953 (OBJS-common): Remove plugin-version.o.
19954 (plugin.o): Depend on (PLUGIN_VERSION_H).
19955 (plugin-version.o): Remove.
19956 * configure: Regenerate
19957 * configure.ac: Create plugin-version.h.
19958 * gcc-plugin.h (plugin_gcc_version): Remove.
19959 (plugin_default_version_check): Change signature.
19960 * plugin-version.c: Remove.
19961 * plugin.c: Include plugin-version.h.
19962 (str_plugin_gcc_version_name): Remove.
19963 (try_init_one_plugin): Pass gcc version to plugin_init.
19964 (plugin_default_version_check): Both gcc and plugin versions are now
19967 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19969 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19970 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19971 Remove special case testing for last insn of inner loops. Don't fail
19972 if the loop ends with a jump, emit an extra nop instead.
19974 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19975 DREGS rather than comparing directly. Remove code that tries to
19976 account for latencies.
19978 2009-04-29 Richard Guenther <rguenther@suse.de>
19980 PR tree-optimization/39941
19981 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19982 eliminating an indirect call.
19984 2009-04-29 Richard Guenther <rguenther@suse.de>
19986 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19987 parameter. Allow invariants as base if !require_lvalue.
19988 (verify_gimple_assign_single): Adjust.
19990 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19992 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19993 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19994 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19995 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19996 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19998 * config/bfin/bfin.c (bfin_expand_builtin,
19999 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
20001 2009-04-28 Richard Guenther <rguenther@suse.de>
20003 * tree-vect-loop.c (get_initial_def_for_induction): Use
20004 correct types for pointer increment.
20006 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20008 * toplev.c (print_version): Update GMP version string calculation.
20010 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
20012 PR rtl-optimization/39938
20013 * resource.c (init_resource_info): Add call to df_analyze.
20015 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20017 * config/alpha/alpha.md (usegp): Cast the result of
20018 alpha_find_lo_sum_using_gp to enum attr_usegp.
20019 * config/alpha/alpha.c (override_options): Remove end-of-structure
20020 marker element from cpu_table. Use array size of cpu_table to handle
20021 -mcpu and -mtune options.
20022 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
20024 2009-04-28 Joseph Myers <joseph@codesourcery.com>
20026 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
20027 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
20028 tune_32 and tune_64.
20029 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20030 support on PowerPC.
20031 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
20032 * config/rs6000/option-defaults.h: ... here. New file.
20033 (OPT_64, OPT_32): Define.
20034 (MASK_64BIT): Define to 0 if not already defined.
20035 (OPT_ARCH64, OPT_ARCH32): Define.
20036 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
20039 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20041 * config/arm/arm.c (arm_override_options): Emit error on using
20044 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20046 PR rtl-optimization/39914
20047 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
20048 registers for allocnos created from user-defined variables only
20049 when not optimizing.
20051 2009-04-28 Richard Guenther <rguenther@suse.de>
20053 PR middle-end/39937
20054 * fold-const.c (fold_binary): Use distribute_real_division only
20057 2009-04-28 Steve Ellcey <sje@cup.hp.com>
20059 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
20060 add hpux-stdint.h to tm_file.
20061 (hppa[12]*-*-hpux11*): Ditto.
20062 (ia64*-*-hpux*): Ditto.
20063 * config/hpux-stdint.h: New.
20064 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
20065 __STDC_EXT__ for all compiles.
20066 * config/pa/pa-hpux.h: Ditto.
20067 * config/pa/pa-hpux10.h: Ditto.
20068 * config/pa/pa-hpux11.h: Ditto.
20070 2009-04-28 Catherine Moore <clm@codesourcery.com>
20072 * debug.h (set_name): Add comment.
20074 2009-04-28 Andrew Pinski <pinskia@gmail.com>
20077 * config/darwin.c (machopic_gen_offset): Check
20078 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
20079 * config/arm/arm.c (require_pic_register): Likewise.
20081 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
20083 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
20084 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
20085 m32c_promote_prototypes): Delete.
20087 2009-04-28 Michael Matz <matz@suse.de>
20089 PR middle-end/39922
20090 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
20093 2009-04-28 Richard Guenther <rguenther@suse.de>
20095 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
20097 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20099 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
20100 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
20101 * config/arm/arm-tune.md: Regenerate.
20103 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
20105 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
20106 block if there are complex incoming edges.
20107 (sel_merge_blocks): Remove useless assert.
20108 (sel_redirect_edge_and_branch): Check that edge was redirected.
20109 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
20110 (sel_find_rgns): Delete declaration.
20111 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
20112 the region when it is not a preheader.
20114 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20117 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
20119 2009-04-28 Richard Guenther <rguenther@suse.de>
20121 * tree.h (SSA_NAME_VALUE): Remove.
20122 (struct tree_ssa_name): Remove value_handle member.
20123 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
20124 array for jump threading.
20125 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
20127 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
20128 * tree-flow.h (threadedge_initialize_values): Declare.
20129 (threadedge_finalize_values): Likewise.
20130 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
20131 (SSA_NAME_VALUE): Define.
20132 (threadedge_initialize_values): New function.
20133 (threadedge_finalize_values): Likewise.
20134 * tree-ssa-dom.c (ssa_name_values): New global variable.
20135 (SSA_NAME_VALUE): Define.
20136 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
20138 2009-04-28 Ira Rosen <irar@il.ibm.com>
20140 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
20141 Use REPORT_VECTORIZED_LOCATIONS instead
20142 REPORT_VECTORIZED_LOOPS.
20143 * tree-vectorizer.c (vect_verbosity_level): Make static.
20144 (vect_loop_location): Rename to vect_location.
20145 (vect_set_verbosity_level): Update comment.
20146 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
20148 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
20149 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
20150 instead REPORT_UNVECTORIZED_LOOPS.
20151 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
20152 and vect_loop_def to vect_external_def and vect_internal_def.
20153 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
20154 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
20155 REPORT_UNVECTORIZED_LOCATIONS.
20156 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
20157 and vect_used_in_loop and to vect_unused_in_scope and
20158 vect_used_in_scope.
20159 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
20160 (vect_verbosity_level): Remove declaration.
20161 (vect_analyze_operations): Likewise.
20162 (vect_analyze_stmt): Declare.
20163 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
20164 REPORT_UNVECTORIZED_LOCATIONS.
20165 (vect_get_loop_niters): Fix indentation.
20166 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
20167 (vect_analyze_loop_operations): New function.
20168 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
20169 vect_analyze_operations.
20170 (vect_is_simple_reduction): Use new names.
20171 (vectorizable_live_operation, vect_transform_loop): Likewise.
20172 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
20173 to specify whether the data references can be a part of interleaving
20175 (vect_analyze_data_ref_dependence): Use new names.
20176 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
20177 (vect_create_addr_base_for_vector_ref): Remove redundant code.
20178 * tree-vect-patterns.c (widened_name_p): Use new names.
20179 (vect_recog_dot_prod_pattern): Likewise.
20180 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
20181 (process_use, vect_mark_stmts_to_be_vectorized,
20182 vect_model_simple_cost, vect_model_store_cost,
20183 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
20184 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
20185 vectorizable_operation, vectorizable_type_demotion,
20186 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
20187 vectorizable_condition): Likewise.
20188 (vect_analyze_operations): Split into vect_analyze_loop_operations
20190 (vect_analyze_stmt): ... new function.
20191 (new_stmt_vec_info): Use new names.
20192 (vect_is_simple_use): Use new names and fix comment.
20193 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
20194 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
20196 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20199 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
20200 and integer modes for x87 operands. Do not ICE for unsupported size,
20201 generate error instead. Generate error for unsupported operand types.
20202 ['z']: Do not handle HImode memory operands specially. Warning
20203 for floating-point operands. Fallthru to 'Z' for unsupported operand
20204 types. Do not ICE for unsupported size, generate error instead.
20205 (output_387_binary_op): Use %Z to output operands.
20206 (output_fp_compare): Ditto.
20207 (output_387_reg_move): Ditto.
20209 2009-04-28 Ben Elliston <bje@au.ibm.com>
20214 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20216 * builtins.c (c_strlen): Do not warn here.
20217 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20218 * c-common.c (pointer_int_sum): Take an explicit location.
20219 Warn about offsets out of bounds.
20220 * c-common.h (pointer_int_sum): Adjust declaration.
20222 2009-04-27 Ian Lance Taylor <iant@google.com>
20224 * collect2.c (is_ctor_dtor): Change type of ret field in struct
20226 * dce.c (run_fast_df_dce): Change type of old_flags to int.
20227 * df-core.c (df_set_flags): Change return type to int. Change
20228 type of old_flags to int.
20229 (df_clear_flags): Likewise.
20230 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
20231 (df_get_conditional_uses): Likewise.
20232 * df.h (df_set_flags, df_clear_flags): Update declarations.
20233 * dwarf2out.c (struct indirect_string_node): Change type of form
20234 field to enum dwarf_form.
20235 (AT_string_form): Change return type to enum dwarf_form.
20236 * fixed-value.c (fixed_compare): Add cast to enum type.
20237 * fwprop.c (update_df): Change 0 to VOIDmode.
20238 * gensupport.c: Change 0 to UNKNOWN.
20239 * gimple.h (gimple_cond_code): Add cast to enum type.
20240 * haifa-sched.c (reemit_notes): Add cast to enum type.
20241 * hooks.c (hook_int_void_no_regs): Remove function.
20242 * hooks.h (hook_int_void_no_regs): Remove declaration.
20243 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
20244 * predict.c (combine_predictions_for_insn): Add casts to enum type.
20245 * real.c (real_arithmetic): Add cast to enum type.
20246 (real_compare): Likewise.
20247 * target.h (struct gcc_target): Change return type of
20248 branch_target_register_class to enum reg_class.
20249 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
20250 default_branch_target_register_class.
20251 * targhooks.c (default_branch_target_register_class): New function.
20252 * targhooks.h (default_branch_target_register_class): Declare.
20253 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
20254 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
20256 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
20258 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
20259 vect_uninitialized_def. Change 0 to ERROR_MARK.
20260 * tree-vect-stmts.c (supportable_widening_operation): Don't
20261 initialize icode1 and icode2.
20262 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
20263 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
20265 (cmn_err_flag_specs): Change 0 to STD_C89.
20266 (cmn_err_char_table): Likewise.
20267 * config/arm/arm.c (get_arm_condition_code): Change type of code
20268 to enum arm_cond_code.
20269 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
20270 (IWMMXT_BUILTIN2): Likewise.
20271 (neon_builtin_type_bits): Don't define typedef.
20272 (neon_builtin_datum): Change type of bits field to int.
20273 (arm_expand_neon_args): Add cast to enum type.
20274 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
20276 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
20277 casts to enum type.
20278 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
20280 * config/mips/mips.md (jal_macro): Return enum constant.
20281 (single_insn): Likewise.
20282 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
20284 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20285 casts to enum type.
20286 * config/s390/s390.c (s390_tune_flags): Change type to int.
20287 (s390_arch_flags): Likewise.
20288 (s390_handle_arch_option): Change flags field of struct pta to int.
20289 * config/s390/s390.h (s390_tune_flags): Update declaration.
20290 (s390_arch_flags): Likewise.
20291 * config/sh/sh.c (prepare_move_operands): Compare
20292 tls_symbolic_operand result with enum constant.
20293 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
20294 (sh_expand_prologue): Add cast to enum type.
20295 (sh_expand_epilogue): Likewise.
20296 (tls_symbolic_operand): Change return type to enum tls_model.
20297 (fpscr_set_from_mem): Add cast to enum type.
20298 (legitimize_pic_address): Compare tls_symbolic_operand result with
20300 (sh_target_reg_class): Change return type to enum reg_class.
20301 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
20303 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
20304 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
20305 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
20306 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
20307 (delayed_branch, tls_call_delay): Likewise.
20308 (eligible_for_sibcall_delay): Likewise.
20309 (eligible_for_return_delay): Likewise.
20310 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20311 (spu_expand_builtin_1): Likewise.
20313 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20314 for all types of conversions.
20315 (output_init_element): Issue -Wc++-compat warning if needed when
20316 initializing a bitfield with enum type.
20317 * c-parser.c (c_parser_expression): Set original_type to
20318 original_type of right hand operand of comma operator.
20320 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20322 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20324 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20325 * doc/cpp.texi (Standard Predefined Macros)
20326 (Implementation-defined behavior): Likewise.
20327 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20328 * doc/gimple.texi (GIMPLE Exception Handling)
20329 (@code{GIMPLE_ASSIGN}): Likewise.
20330 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20331 * doc/invoke.texi (Warning Options, Optimize Options)
20332 (AVR Options, Darwin Options): Likewise.
20333 (Optimize Options): Reformulate -fwhole-program description.
20334 * doc/loop.texi (Lambda): Likewise.
20335 * doc/md.texi (Output Template, Define Constraints)
20336 (Standard Names, Insn Splitting): Likewise.
20337 * doc/options.texi (Option properties): Likewise.
20338 * doc/passes.texi (Tree-SSA passes): Likewise.
20339 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20340 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20341 (File Names and DBX): Likewise.
20342 * doc/trouble.texi (Incompatibilities): Likewise.
20344 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20346 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20347 instruction is correct.
20349 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20351 Allow non-constant arguments to conversion intrinsics.
20352 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20353 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20354 * spu.c (print_operand): Handle 'v' and 'w'.
20355 (exp2_immediate_p, spu_gen_exp2): Define.
20356 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20357 spu_convtf_1): Update parameter descriptions.
20358 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20359 * constraints.md ('v', 'w'): New.
20360 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20362 (i2f, I2F): New define_mode_attr.
20363 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20364 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20365 fixuns_truncv4sfv4si2): Update to use mode attribute.
20366 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20367 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20368 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20369 patterns for combine.
20371 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20373 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20374 (cprop, hoist, pre, store_motion): New debug counters.
20375 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20376 is not an RTL pass anymore.
20377 (pass_profiling): Remove extern decl for pass removed in 2005.
20378 (pass_gcse, pass_jump_bypass): Remove.
20379 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20380 to 0 for clean state.
20381 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20382 * cse.c (gate_handle_cse_after_global_opts,
20383 rest_of_handle_cse_after_global_opts): New functions.
20384 (pass_cse_after_global_opts): New pass, does local CSE.
20385 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20386 (TV_CPROP): New timevar.
20387 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20388 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20389 (gcse_main, recompute_all_luids): Remove.
20390 (compute_hash_table_work): Call max_reg_num instead of reading
20392 (cprop_jump): Don't set run_jump_opt_after_gcse.
20393 (constprop_register): Always allow to alter jumps.
20394 (cprop_insn): Likewise.
20395 (do_local_cprop): Likewise.
20396 (local_cprop_pass): Likewise. Return non-zero if something changed.
20397 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20398 (find_implicit_sets): Add note about missed optimization opportunity.
20399 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20400 pass_rtl_cprop execute function.
20401 Don't bother tracking the pass number, each pass gets its own dumpfile
20403 Always allow to alter jumpsand bypass jumps.
20404 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20405 will just find no suitable set.
20406 (pre_edge_insert): Fix dumping, this function is for PRE only.
20407 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20408 pass_rtl_pre execute function.
20409 (hoist_code): Return non-zero if something changed. Keep track of
20410 substitutions and insertions for statistics gathering similar to PRE.
20411 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20412 called from the pass_rtl_hoist execute function. Show pass statistics.
20413 (compute_store_table): Use max_reg_num directly instead of using the
20414 formerly global max_gcse_regno.
20415 (build_store_vectors): Likewise.
20416 (replace_store_insn): Fix dumping.
20417 (store_motion): Rename to ...
20418 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20419 pass, called from the pass_rtl_store_motion execute function. Keep
20420 track of substitutions and insertions for statistics gathering similar
20422 (bypass_jumps): Remove, fold interesting bits into ...
20423 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20424 from the pass_rtl_cprop execute function.
20425 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20426 pass_jump_bypass): Remove.
20427 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20428 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20429 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20430 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20431 (gate_rtl_store_motion, execute_rtl_store_motion,
20432 pass_rtl_store_motion): New.
20433 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20434 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20435 * passes.c (init_optimization_passes): Remove pass_gcse and
20436 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20437 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20438 instead of pass_jump_bypass.
20440 2009-04-27 Richard Guenther <rguenther@suse.de>
20442 PR middle-end/39928
20443 * gimplify.c (gimplify_expr): If we are required to create
20444 a temporary make sure it ends up as register.
20446 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20449 * config/i386/i386.c (construct_container): Don't call
20450 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20451 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20453 2009-04-27 Michael Matz <matz@suse.de>
20455 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20456 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20457 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
20458 (dump_replaceable_exprs): Take a bitmap.
20459 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20461 (expand_gimple_basic_block): Likewise.
20462 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20463 replaceable_expressions member a bitmap.
20464 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20465 (mark_replaceable): Likewise.
20466 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20467 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20469 2009-04-27 Richard Guenther <rguenther@suse.de>
20471 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20472 (verify_stmts): Dispatch to gimple/type verification code.
20473 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20474 issue with call argument types.
20476 2009-04-27 Michael Matz <matz@suse.de>
20478 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20479 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20482 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20483 Eric Botcazou <ebotcazou@adacore.com>
20485 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20486 a label's basic block.
20487 (mark_target_live_regs): Tidy and rework obsolete comments.
20488 Change back DF problem to LIVE. If a label starts a basic block,
20489 assume that all registers that used to be live then still are.
20490 (init_resource_info): If a label starts a basic block, set its
20491 BLOCK_FOR_INSN accordingly.
20492 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20494 2009-04-27 Richard Guenther <rguenther@suse.de>
20496 * tree-flow-inline.h (function_ann): Remove.
20497 (get_function_ann): Likewise.
20498 * tree-dfa.c (create_function_ann): Remove.
20499 * tree-flow.h (struct static_var_ann_d): Remove.
20500 (struct function_ann_d): Likewise.
20501 (union tree_ann_d): Remove fdecl member.
20502 (function_ann_t): Remove.
20503 (function_ann, get_function_ann, create_function_ann): Remove
20506 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20508 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20510 2009-04-27 Jan Hubicka <jh@suse.cz>
20512 * ipa-pure-const.c (struct funct_state_d): New fields
20513 state_previously_known, looping_previously_known; remove
20514 state_set_in_source.
20515 (analyze_function): Use new fields.
20516 (propagate): Avoid assumption that state_set_in_source imply
20519 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20520 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20521 * cfgloop.h (finite_loop_p): Declare.
20523 2009-04-26 Michael Matz <matz@suse.de>
20525 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20527 2009-04-26 Michael Matz <matz@suse.de>
20529 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20530 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20531 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20532 pass_mark_used_blocks): Remove.
20533 * tree-optimize.c (pass_free_datastructures,
20534 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20535 * passes.c (init_optimization_passes): Don't call
20536 pass_mark_used_blocks, remove dead code.
20538 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20540 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20541 * tree-ssa-live.h (register_ssa_partition): Likewise.
20543 2009-04-26 Michael Matz <matz@suse.de>
20546 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20547 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20548 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20550 (compare_pairs): Swap cost comparison.
20551 (coalesce_ssa_name): Don't use change_partition_var.
20552 * tree-nrv.c (struct nrv_data): Add modified member.
20553 (finalize_nrv_r): Set it.
20554 (tree_nrv): Use it to update statements.
20555 (pass_nrv): Require PROP_ssa.
20556 * tree-mudflap.c (mf_decl_cache_locals,
20557 mf_build_check_statement_for): Use make_rename_temp.
20558 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20559 * alias.c (find_base_decl): Handle SSA names.
20560 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20561 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20562 * rtl.h (set_reg_attrs_for_parm): Declare.
20563 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20564 to "optimized", remove unused locals at finish.
20565 (execute_free_datastructures): Make global, call
20566 delete_tree_cfg_annotations.
20567 (execute_free_cfg_annotations): Don't call
20568 delete_tree_cfg_annotations.
20570 * ssaexpand.h: New file.
20571 * expr.c (toplevel): Include ssaexpand.h.
20572 (expand_assignment): Handle SSA names the same as register variables.
20573 (expand_expr_real_1): Expand SSA names.
20574 * cfgexpand.c (toplevel): Include ssaexpand.h.
20575 (SA): New global variable.
20576 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20577 (SSAVAR): New macro.
20578 (set_rtl): New helper function.
20579 (add_stack_var): Deal with SSA names, use set_rtl.
20580 (expand_one_stack_var_at): Likewise.
20581 (expand_one_stack_var): Deal with SSA names.
20582 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20583 before unique numbers.
20584 (expand_stack_vars): Use set_rtl.
20585 (expand_one_var): Accept SSA names, add asserts for them, feed them
20586 to above subroutines.
20587 (expand_used_vars): Expand all partitions (without default defs),
20588 then only the local decls (ignoring those expanded already).
20589 (expand_gimple_cond): Remove edges when jumpif() expands an
20590 unconditional jump.
20591 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20592 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20594 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20595 members of SA; deal with PARM_DECL partitions here; expand
20596 all PHI nodes, free tree datastructures and SA. Commit instructions
20597 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20598 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20599 info and statements at start, collect garbage at finish.
20600 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20601 (VAR_ANN_PARTITION) Remove.
20602 (change_partition_var): Don't declare.
20603 (partition_to_var): Always return SSA names.
20604 (var_to_partition): Only accept SSA names.
20605 (register_ssa_partition): Only check argument.
20606 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20608 (delete_var_map): Don't free it.
20609 (var_union): Only accept SSA names, simplify.
20610 (partition_view_init): Mark only useful SSA names as used.
20611 (partition_view_fini): Only deal with SSA names.
20612 (change_partition_var): Remove.
20613 (dump_var_map): Use ssa_name instead of partition_to_var member.
20614 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20616 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20617 (struct _elim_graph): New member const_dests; nodes member vector of
20619 (set_location_for_edge): New static helper.
20620 (create_temp): Remove.
20621 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20622 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20623 (new_elim_graph): Allocate const_dests member.
20624 (clean_elim_graph): Truncate const_dests member.
20625 (delete_elim_graph): Free const_dests member.
20626 (elim_graph_size): Adapt to new type of nodes member.
20627 (elim_graph_add_node): Likewise.
20628 (eliminate_name): Likewise.
20629 (eliminate_build): Don't take basic block argument, deal only with
20630 partition numbers, not variables.
20631 (get_temp_reg): New static helper.
20632 (elim_create): Use it, deal with RTL temporaries instead of trees.
20633 (eliminate_phi): Adjust all calls to new signature.
20634 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20635 (rewrite_trees): Only do checking.
20636 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20637 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20638 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20639 contains_tree_r, MAX_STMTS_IN_LATCH,
20640 process_single_block_loop_latch, analyze_edges_for_bb,
20641 perform_edge_inserts): Remove.
20642 (expand_phi_nodes): New global function.
20643 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20644 functions, initialize new parameter, remember partitions having a
20646 (finish_out_of_ssa): New global function.
20647 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20648 don't reset in_ssa_p here, don't disable TER when mudflap.
20649 (pass_del_ssa): Remove.
20650 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20652 (execute_free_datastructures): Declare.
20653 * Makefile.in (SSAEXPAND_H): New variable.
20654 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20655 * basic-block.h (commit_one_edge_insertion): Declare.
20656 * passes.c (init_optimization_passes): Move pass_nrv and
20657 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20658 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20659 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20660 (redirect_branch_edge): Deal with super block when expanding, split
20661 out jump patching itself into ...
20662 (patch_jump_insn): ... here, new static helper.
20664 2009-04-26 Michael Matz <matz@suse.de>
20666 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20667 beyond num_ssa_names.
20668 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20669 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20671 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20673 PR inline-asm/39543
20674 * fwprop.c (forward_propagate_asm): New function.
20675 (forward_propagate_and_simplify): Propagate also into __asm, if it
20676 doesn't increase the number of referenced registers.
20679 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20681 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20683 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20684 note_nonlocal_vla_type for nonlocal VLAs.
20685 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20686 contains_remapped_vars, remap_vla_decls): New functions.
20687 (convert_nonlocal_reference_stmt): If not optimizing, call
20688 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20689 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20690 if it wasn't found in var_map.
20691 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20692 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20693 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20695 * gimplify.c (nonlocal_vlas): New variable.
20696 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20698 (gimplify_body): Create and destroy nonlocal_vlas.
20700 * dwarf2out.c (loc_descr_plus_const): New function.
20701 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20702 mem_loc_descriptor, loc_descriptor_from_tree_1,
20703 descr_info_loc, gen_variable_die): Use it.
20705 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20706 !TREE_STATIC VAR_DECLs.
20707 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20708 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20709 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20710 DECL_BY_REFERENCE is valid.
20711 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20712 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20713 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20714 Copy DECL_BY_REFERENCE.
20715 (struct nesting_copy_body_data): New type.
20716 (nesting_copy_decl): New function.
20717 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20718 if they have variable length.
20720 2009-04-26 Michael Matz <matz@suse.de>
20722 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20723 mark new temporaries for renaming.
20725 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20728 * c-decl.c (global_bindings_p): Return negative value.
20729 (c_variable_size): New. Based on variable_size from
20731 (grokdeclarator): Call c_variable_size not variable_size.
20733 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20735 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20737 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20739 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20740 Redefine it to just use mingw/include.
20741 (ASM_SPEC): Rules for -m32 and -m64.
20742 (LINK_SPEC): Use Likewise.
20743 (SPEC_32): New define.
20744 (SPEC_64): Likewise.
20745 (SUB_LINK_SPEC): Likewise.
20746 (MULTILIB_DEFAULTS): New define.
20747 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20748 Add multilib options.
20749 (MULTILIB_DIRNAMES): Likewise.
20750 (MULTILIB_OSDIRNAMES): Likewise.
20751 (LIBGCC): Likewise.
20752 (INSTALL_LIBGCC): Likewise.
20754 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20757 * c-tree.h (enum c_inline_static_type): New.
20758 (record_inline_static): Declare.
20759 * c-decl.c (struct c_inline_static, c_inline_statics,
20760 record_inline_static, check_inline_statics): New.
20761 (pop_file_scope): Call check_inline_statics.
20762 (start_decl): Call record_inline_static instead of pedwarning
20763 directly for static in inline function.
20764 * c-typeck.c (build_external_ref): Call record_inline_static
20765 instead of pedwarning directly for static referenced in inline
20768 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20770 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20771 not new but only being rescanned.
20772 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20773 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20774 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20775 record_set_info, compute_set, grealloc): Remove.
20776 (recompute_all_luids): New function.
20777 (gcse_main): Don't compute sets, and don't do related memory
20778 allocations/free-ing. If something changed before the end of the
20779 pass, update LUIDs using recompute_all_luids.
20780 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20781 (free_gcse_mem): Don't free it either.
20782 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20783 Use the df insn LUIDs.
20784 (load_killed_in_block): Likewise.
20785 (compute_hash_table_work): Don't compute reg_set_in_block.
20786 (compute_transp): Use DF_REG_DEF_CHAINs.
20787 (local_cprop_pass): Don't use compute_sets and related functions.
20788 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20789 Use get_max_uid() instead of max_cuid.
20790 (insert_insn_end_basic_block, pre_insert_copy_insn,
20791 update_ld_motion_stores): Don't try to
20792 keep reg_set tables up to date.
20793 (pre_insert_copies): Use df insn LUIDs.
20794 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20795 (reg_set_info): Don't use extra bitmap argument.
20796 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20797 information to compute regs_set_in_block.
20798 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20799 (bypass_jumps): Don't use compute_sets and friends.
20801 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20804 * opts.c (undocumented_msg): Do not leave blank even with
20807 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20809 * c-decl.c (build_enumerator): Allow values folding to integer
20810 constants but not integer constant expressions with a pedwarn if
20813 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20816 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20817 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20818 type is an integer constant.
20820 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20823 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20826 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20829 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20830 with variably modified return type and no storage class
20831 specifiers, except for the case of nested functions. Distinguish
20832 extern declarations of functions with variably modified return
20833 types from those of objects with variably modified types.
20835 2009-04-25 Jan Hubicka <jh@suse.cz>
20837 * tree.c (list_equal_p): New function.
20838 * tree.h (list_equal_p): Declare.
20839 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20840 basic_block_def, basic_block, const_basic_block): New.
20841 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20842 (redirect_eh_edge): New function.
20843 (make_eh_edge_update_phi): EH edges are not abnormal.
20844 * except.c: Include tree-flow.h.
20845 (list_match): New function.
20846 (eh_region_replaceable_by_p): New function.
20847 (replace_region): New function.
20848 (hash_type_list): New function.
20849 (hash_eh_region): New function.
20850 (eh_regions_equal_p): New function.
20851 (merge_peers): New function.
20852 (remove_unreachable_regions): Verify EH tree when checking;
20854 (copy_eh_region_1): New function.
20855 (copy_eh_region): New function.
20856 (push_reachable_handler): New function.
20857 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20858 regions without label but with live RESX.
20859 * except.h (redirect_eh_edge_to_label): New.
20860 * tree-flow.h (redirect_eh_edge): New.
20861 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20862 basic_block_def, basic_block, const_basic_block): Remove.
20863 * Makefile.in (except.o): Add dependency on tree-flow.h
20864 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20865 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20868 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20871 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20872 on the destination of memcpy.
20874 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20876 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20877 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20878 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20880 2009-04-25 Jan Hubicka <jh@suse.cz>
20882 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20883 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20884 to be reached by different label than left.
20885 (update_eh_edges): Update comment; remove edge_to_remove if possible
20886 and return true if suceeded.
20887 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20888 (cleanup_eh): Compute sharing map.
20889 * except.c (remove_eh_handler_and_replace): Add argument if we should
20891 (remove_unreachable_regions): Update for label sharing.
20892 (label_to_region_map): Likewise.
20893 (get_next_region_sharing_label): New function.
20894 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20896 (remove_eh_handler): Update.
20897 (remove_eh_region_and_replace_by_outer_of): New function.
20898 * except.h (struct eh_region): Add next_region_sharing_label.
20899 (remove_eh_region_and_replace_by_outer_of,
20900 get_next_region_sharing_label): Declare.
20901 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20903 2009-04-25 Jan Hubicka <jh@suse.cz>
20905 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20906 insert code even if they are not critical.
20908 2009-04-25 Jan Hubicka <jh@suse.cz>
20910 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20911 (gimple_can_remove_branch_p): EH edges won't remove branch by
20913 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20914 updating of non-abnormal EH edges.
20915 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20916 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20917 (split_critical_edges): Split also edges where emitting code on them
20918 will lead to splitting later.
20920 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20921 H.J. Lu <hongjiu.lu@intel.com>
20924 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20925 the configured assembler supports fildq and fistpq mnemonics.
20926 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20927 * configure: Regenerated.
20928 * config.in: Ditto.
20930 * config/i386/i386.c (print_operand): Handle 'Z'.
20931 ['z']: Remove handling of special fild/fist suffixes.
20932 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20933 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20934 suffix of fild insn.
20935 (*floatsi<mode>2_vector_mixed): Ditto.
20936 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20937 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20938 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20939 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20940 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20942 2009-04-25 Ben Elliston <bje@au.ibm.com>
20944 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20945 the source of a set operation.
20947 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20949 * target.h (struct gcc_target): Add case_values_threshold field.
20950 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20951 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20952 * targhooks.c (default_case_values_threshold): New function.
20953 * targhooks.h (default_case_values_threshold): Declare function.
20954 * stmt.c (expand_case): Use case_values_threshold target hook.
20955 * expr.h (case_values_threshold): Remove declartation.
20956 * expr.c (case_values_threshold): Remove function.
20957 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20959 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20960 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20961 (avr_case_values_threshold): Declare as static.
20962 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20964 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20965 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20966 (mn10300_case_values_threshold): New function.
20968 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20970 * ira.c (setup_cover_and_important_classes): Add enum cast.
20972 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20974 * genpreds.c (write_enum_constraint_num): Output definition of
20975 CONSTRAINT_NUM_DEFINED_P macro.
20976 * ira.c (setup_cover_and_important_classes): Use
20977 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20979 2009-04-24 DJ Delorie <dj@redhat.com>
20981 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20982 __SH2A_SINGLE_ONLY__ also.
20984 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20986 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20987 (movdf_internal): Ditto.
20988 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20989 SFmode and DFmode constants.
20990 (ia64_print_operand): Add 'G' format for printing
20991 floating point constants.
20993 2009-04-24 Richard Guenther <rguenther@suse.de>
20995 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20996 from unsigned additions.
20998 2009-04-24 Joseph Myers <joseph@codesourcery.com>
21000 * c-typeck.c (set_init_index): Allow array designators that are
21001 not integer constant expressions with a pedwarn if pedantic.
21003 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21005 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
21006 zero if no overlap in nonzero bits between the operands.
21008 2009-04-24 Ian Lance Taylor <iant@google.com>
21010 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
21011 (record_dead_and_set_regs): Likewise.
21012 * df.h (struct df_mw_hardreg): Change flags field to int.
21013 (struct df_base_ref): Likewise.
21014 (struct df): Change changeable_flags field to int.
21015 * df-scan.c (df_defs_record): Change clobber_flags to int.
21016 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
21017 constants rather than #define macros.
21018 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
21019 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
21020 (enum dwarf_calling_convention): Likewise.
21021 (enum dwarf_line_number_x_ops): Likewise.
21022 (enum dwarf_call_frame_info): Likewise.
21023 (enum dwarf_source_language): Likewise.
21024 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
21025 (add_calling_convention_attribute): Likewise.
21026 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
21027 (combine_comparisons): Change compcode to int. Add cast to enum type.
21028 * genrecog.c (maybe_both_true_2): Change c to int.
21029 (write_switch): Likewise. Add cast to enum type.
21030 * gimplify.c (gimplify_omp_for): Handle return values from
21031 gimplify_expr using MIN rather than bitwise or.
21032 (gimplify_expr): Add cast to enum type.
21033 * ipa-prop.c (update_jump_functions_after_inlining): Change
21034 IPA_BOTTOM to IPA_JF_UNKNOWN.
21035 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
21036 Add casts to enum type.
21037 (setup_cover_and_important_classes): Change cl to int. Add casts
21039 (setup_class_translate): Change cl and mode to int.
21040 (ira_init_once): Change mode to int.
21041 (free_register_move_costs): Likewise.
21042 (setup_prohibited_mode_move_regs): Add casts to enum type.
21043 * langhooks.c (add_builtin_function_common): Rework assertion that
21044 value fits bitfield.
21045 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
21046 * omega.c (omega_do_elimination): Avoid math on enum types.
21047 * optabs.c (expand_vec_shift_expr): Remove casts to int.
21048 * opts.c (set_debug_level): Change 2 to enum constant. Use new
21049 int local to handle integral_argment value.
21050 * regmove.c (try_auto_increment): Change PUT_MODE to
21052 * reload.c (push_secondary_reload): Add casts to enum type.
21053 (secondary_reload_class, find_valid_class): Likewise.
21054 * reload1.c (emit_input_reload_insns): Likewise.
21055 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
21056 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
21057 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
21059 * tree.c (build_common_builtin_nodes): Add casts to enum type.
21060 * tree-complex.c (complex_lattice_t): Typedef to int rather than
21062 (expand_complex_libcall): Add casts to enum type.
21063 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
21064 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
21065 with ERROR_MARK, not NUM_TREE_CODES.
21066 (vect_create_epilog_for_reduction): Likewise.
21067 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
21068 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
21069 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
21071 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
21072 vect_unused_in_loop. Change 0 to loop_vect.
21073 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
21074 * var-tracking.c (get_init_value): Change return type to enum
21076 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
21077 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
21079 (arm_override_options): Add casts to enum type.
21080 (arm_emit_tls_decoration): Likewise.
21081 * config/i386/i386.c (ix86_function_specific_restore): Add casts
21083 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
21084 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
21085 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
21087 * config/s390/s390.c (code_for_builtin_64): Change to array of
21089 (code_for_builtin_31): Likewise.
21090 (s390_expand_builtin): Change code_for_builtin to enum insn_code
21092 * config/sparc/sparc.c (sparc_override_options): Change value
21093 field in struct code_model to enum cmodel. In initializer change
21094 0 to NULL and add cast to enum type.
21096 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
21097 Change all callers. Issue a -Wc++-compat warning using
21098 lhs_origtype if necessary.
21099 (convert_for_assignment): Issue -Wc++-compat warnings about
21100 invalid conversions to enum type on assignment.
21101 * c-common.h (build_modify_expr): Update declaration.
21103 2009-04-24 Nick Clifton <nickc@redhat.com>
21105 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
21106 (function_arg_advance): Likewise.
21107 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
21110 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21112 * config/s390/constraints.md ('I', 'J'): Fix condition.
21114 2009-04-24 Diego Novillo <dnovillo@google.com>
21116 * gengtype-parse.c (parse_error): Add newline after message.
21118 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21120 * config/i386/sse.md (avxmodesuffixs): Removed.
21121 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
21122 (*avx_pinsr<ssevecsize>): This.
21124 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21126 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
21127 follow chains of regs with a single definition, and allow expressions
21128 that are function_invariant_p.
21129 (simple_rhs_p): Allow expressions that are function_invariant_p.
21131 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
21133 PR middle-end/39867
21134 * fold-const.c (fold_cond_expr_with_comparison): When folding
21135 > and >= to MAX, make sure the MAX uses the same type as the
21136 comparison's operands.
21138 2009-04-24 Nick Clifton <nickc@redhat.com>
21140 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
21141 addressing for DImode accesses.
21142 (frv_print_operand_address): Handle PLUS case.
21143 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
21145 2009-04-24 Jakub Jelinek <jakub@redhat.com>
21147 PR rtl-optimization/39794
21148 * alias.c (canon_true_dependence): Add x_addr argument.
21149 * rtl.h (canon_true_dependence): Adjust prototype.
21150 * cse.c (check_dependence): Adjust canon_true_dependence callers.
21151 * cselib.c (cselib_invalidate_mem): Likewise.
21152 * gcse.c (compute_transp): Likewise.
21153 * dse.c (scan_reads_nospill): Likewise.
21154 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
21155 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
21156 canon_base_addr of the group, plus optional offset.
21157 (struct group_info): Rename canon_base_mem to
21159 (get_group_info): Set canon_base_addr to canon_rtx of base, not
21160 canon_rtx of base_mem.
21162 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
21164 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
21165 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
21167 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21169 * config/spu/spu-builtins.h: Delete file.
21171 * config/spu/spu.h (enum spu_builtin_type): Move here from
21173 (struct spu_builtin_description): Likewise. Add GTY marker.
21174 Do not use enum spu_function_code or enum insn_code.
21175 (spu_builtins): Add extern declaration.
21177 * config/spu/spu.c: Do not include "spu-builtins.h".
21178 (enum spu_function_code, enum spu_builtin_type_index,
21179 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
21180 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
21181 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
21182 unsigned_V2DI_type_node): Move here from spu-builtins.h.
21183 (spu_builtin_types): Make static. Add GTY marker.
21184 (spu_builtins): Add extern declaration with GTY marker.
21185 Include "gt-spu.h".
21187 * config/spu/spu-c.c: Do not include "spu-builtins.h".
21188 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
21189 Check programmatically whether all parameters are scalar.
21191 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
21193 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
21195 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
21196 assignment from the constructor either if the target is volatile.
21198 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
21200 * config/arm/arm.md (insv): Do not share operands[0].
21202 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
21204 * config/vxlib-tls.c (active_tls_threads): Delete.
21205 (delete_hook_installed): New.
21206 (tls_delete_hook): Don't delete the delete hook.
21207 (tls_destructor): Delete it here.
21208 (__gthread_set_specific): Adjust installing the delete hook.
21209 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
21210 __gthread_leave_tsd_dtor_context.
21212 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
21214 * c-format.c (gcc_tdiag_char_table): Add support for %E.
21216 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
21218 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
21220 (alpha_rtx_costs): Ditto.
21221 (emit_unlikely_jump): Use add_reg_note.
21222 (emit_frame_store_1): Ditto.
21223 (alpha_expand_prologue): Ditto.
21224 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21225 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
21227 2009-04-23 Nick Clifton <nickc@redhat.com>
21229 * config/v850/v850.md (epilogue): Remove suppressed code.
21230 (return): Rename to return_simple and remove test of frame size.
21231 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
21232 to gen_return_simple.
21234 2009-04-22 Jing Yu <jingyu@google.com>
21237 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
21239 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21242 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
21243 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
21244 value is a VECTOR_CST, the element type is the element type of the
21247 2009-04-22 DJ Delorie <dj@redhat.com>
21249 * config/m32c/m32c.h: Update GTY annotations to new syntax.
21251 2009-04-22 Jakub Jelinek <jakub@redhat.com>
21253 * alias.c (find_base_term): Move around LO_SUM case, so that
21254 CONST falls through into PLUS/MINUS handling.
21257 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
21258 into 0, use omit_one_operand.
21260 2009-04-23 Ben Elliston <bje@au.ibm.com>
21262 * config/rs6000/linux-unwind.h (get_regs): Remove type
21263 puns. Change the type of `pc' to an array of unsigned ints and
21264 update all users. Constify frame24.
21266 2009-04-22 DJ Delorie <dj@redhat.com>
21268 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
21269 declarations before code.
21270 (current_function_special_page_vector): Likewise.
21271 (m32c_expand_insv): Silence a warning.
21273 2009-04-21 Taras Glek <tglek@mozilla.com>
21275 * alias.c: Update GTY annotations to new syntax.
21276 * basic-block.h: Likewise.
21277 * bitmap.h: Likewise.
21278 * c-common.h: Likewise.
21279 * c-decl.c: Likewise.
21280 * c-parser.c: Likewise.
21281 * c-pragma.c: Likewise.
21282 * c-tree.h: Likewise.
21283 * cfgloop.h: Likewise.
21284 * cgraph.h: Likewise.
21285 * config/alpha/alpha.c: Likewise.
21286 * config/arm/arm.h: Likewise.
21287 * config/avr/avr.h: Likewise.
21288 * config/bfin/bfin.c: Likewise.
21289 * config/cris/cris.c: Likewise.
21290 * config/darwin.c: Likewise.
21291 * config/frv/frv.c: Likewise.
21292 * config/i386/i386.c: Likewise.
21293 * config/i386/i386.h: Likewise.
21294 * config/i386/winnt.c: Likewise.
21295 * config/ia64/ia64.h: Likewise.
21296 * config/iq2000/iq2000.c: Likewise.
21297 * config/mips/mips.c: Likewise.
21298 * config/mmix/mmix.h: Likewise.
21299 * config/pa/pa.c: Likewise.
21300 * config/pa/pa.h: Likewise.
21301 * config/rs6000/rs6000.c: Likewise.
21302 * config/s390/s390.c: Likewise.
21303 * config/sparc/sparc.c: Likewise.
21304 * config/xtensa/xtensa.c: Likewise.
21305 * cselib.h: Likewise.
21306 * dbxout.c: Likewise.
21307 * dwarf2out.c: Likewise.
21308 * except.c: Likewise.
21309 * except.h: Likewise.
21310 * fixed-value.h: Likewise.
21311 * function.c: Likewise.
21312 * function.h: Likewise.
21313 * gimple.h: Likewise.
21314 * integrate.c: Likewise.
21315 * optabs.c: Likewise.
21316 * output.h: Likewise.
21317 * real.h: Likewise.
21319 * stringpool.c: Likewise.
21320 * tree-data-ref.c: Likewise.
21321 * tree-flow.h: Likewise.
21322 * tree-scalar-evolution.c: Likewise.
21323 * tree-ssa-address.c: Likewise.
21324 * tree-ssa-alias.h: Likewise.
21325 * tree-ssa-operands.h: Likewise.
21326 * tree.c: Likewise.
21327 * tree.h: Likewise.
21328 * varasm.c: Likewise.
21329 * varray.h: Likewise.
21331 * coretypes.h: Do not define GTY macro if it is already defined.
21332 * doc/gty.texi: Update GTY documentation to new syntax.
21333 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21334 annotations on structs.
21335 * gengtype-parse.c: Likewise.
21337 2009-04-22 Mark Heffernan <meheff@google.com>
21339 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21341 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21343 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21346 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21348 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21349 the same as a PLUS without a shift. Increase the cost of a
21352 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21354 * Makefile.in: Update dependencies.
21355 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21356 * errors.h: Remove bogus comment about compatibility.
21357 (warning): Update declaration.
21358 * genautomata.c: Update all calls to warning.
21359 * gimple.c: Do not include errors.h. Include toplev.h.
21360 * tree-ssa-structalias.c: Do not include errors.h.
21361 * omega.c: Likewise.
21362 * tree-ssa-reassoc.c: Likewise.
21363 * config/spu/spu-c.c: Likewise.
21364 * config/spu/t-spu-elf: Update dependencies.
21366 2009-04-22 Richard Guenther <rguenther@suse.de>
21368 PR tree-optimization/39824
21369 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21370 make sure the types are compatible.
21372 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21375 * c-common.c (c_parse_error): Take a token_flags parameter.
21376 Use token_type for the token type instead.
21377 Pass token_flags to cpp_type2name.
21378 * c-common.h (c_parse_error): Update declaration.
21379 * c-parser.c (c_parser_error): Pass 0 as token flags.
21381 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21383 PR rtl-optimization/39580
21384 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21386 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21388 * function.c (expand_function_end): Do not emit a jump to the "naked"
21389 return label for fall-through returns.
21390 * except.c (sjlj_emit_function_exit): Always place the call to the
21391 unregister function at the location installed by expand_function_end.
21393 2009-04-22 Richard Guenther <rguenther@suse.de>
21395 PR tree-optimization/39845
21396 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21397 (gen_inbound_check): Likewise.
21399 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21401 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21403 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21404 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21406 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21408 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21409 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21410 shift counts to avoid out-of-bounds array accesses.
21412 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21414 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21415 (Pmode): Move above.
21417 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21419 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21420 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21421 GET_CODE macro. Use IN_RANGE macro where appropriate.
21422 * config/alpha/alpha.h: Ditto.
21423 * config/alpha/alpha.md: Ditto.
21424 * config/alpha/constraints.md: Ditto.
21425 * config/alpha/predicates.md: Ditto.
21427 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21429 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21430 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21431 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21432 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21433 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21434 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21435 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21436 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21437 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21438 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21439 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21440 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21441 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21442 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21443 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21444 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21445 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21446 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21447 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21448 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21449 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21450 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21451 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21452 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21453 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21454 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21455 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21457 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21459 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21460 references from comments.
21461 * cfgbuild.c (count_basic_blocks): Delete.
21462 (find_basic_blocks_1): Delete.
21463 (find_basic_blocks): Delete.
21464 * except.c (finish_eh_generation): Make static. Move comment from
21465 except.h here. Remove find_basic_blocks references from comments.
21466 * except.h (finish_eh_generation): Delete.
21467 * basic-block.h (find_basic_blocks): Delete.
21468 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21470 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21472 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21473 (sdbout_parms): Likewise.
21475 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21477 * config/sh/sh.c (prepare_cbranch_operands): Use
21478 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21479 (expand_cbranchdi4): Likewise.
21480 (from_compare): Add cast to enum type.
21481 (expand_cbranchsi4): Use add_reg_note.
21482 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21483 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21484 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21485 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21486 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21487 instead of CODE_FOR_nothing.
21488 (cbranchdi4): Likewise. Fix the order of arguments for
21490 (push_fpscr): Use add_reg_note.
21491 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21492 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21494 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21496 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21497 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21498 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21499 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21500 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21501 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21502 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21503 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21504 config/alpha/x-vms, config/arc/t-arc,
21505 config/arm/README-interworking, config/arm/arm-c.c,
21506 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21507 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21508 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21509 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21510 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21511 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21512 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21513 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21514 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21515 config/cris/t-elfmulti, config/crx/t-crx,
21516 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21517 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21518 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21519 config/h8300/t-h8300, config/i386/athlon.md,
21520 config/i386/darwin-libgcc.10.4.ver,
21521 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21522 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21523 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21524 config/i386/t-linux64, config/i386/t-nwld,
21525 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21526 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21527 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21528 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21529 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21530 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21531 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21532 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21533 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21534 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21535 config/m68k/t-uclinux, config/mcore/t-mcore,
21536 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21537 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21538 config/mips/crtn.asm, config/mips/irix-crti.asm,
21539 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21540 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21541 config/mips/mips-fixed.md, config/mips/sb1.md,
21542 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21543 config/mips/t-iris6, config/mips/t-isa3264,
21544 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21545 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21546 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21547 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21548 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21549 config/mn10300/t-linux, config/mn10300/t-mn10300,
21550 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21551 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21552 config/picochip/libgccExtras/clzsi2.asm,
21553 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21554 config/rs6000/darwin-libgcc.10.4.ver,
21555 config/rs6000/darwin-libgcc.10.5.ver,
21556 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21557 config/rs6000/t-aix43, config/rs6000/t-aix52,
21558 config/rs6000/t-darwin, config/rs6000/t-fprules,
21559 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21560 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21561 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21562 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21563 config/rs6000/t-rtems, config/rs6000/t-spe,
21564 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21565 config/score/t-score-elf, config/sh/divcost-analysis,
21566 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21567 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21568 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21569 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21570 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21571 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21572 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21573 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21574 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21575 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21576 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21577 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21578 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21579 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21580 * config/h8300/genmova.sh: Include copyright and license notices
21581 in generated output.
21582 * config/h8300/mova.md: Regenerate.
21583 * doc/install.texi2html: Include word "Copyright" in copyright
21584 notice and use name "Free Software Foundation, Inc.".
21585 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21586 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21587 ChangeLog-2007, ChangeLog-2008: Correct dates.
21589 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21591 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21592 NE_EXPR operations as well.
21593 * c-parser.c (c_parser_condition): Do not set location information on
21595 (c_parser_conditional_expression): Likewise.
21596 (c_parser_binary_expression): Set location information on operators.
21597 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21598 TRUTH_NOT_EXPR has been folded.
21599 * fold-const.c (fold_truth_not_expr): Copy location information from
21600 the incoming expression to the outgoing one.
21601 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21602 recursive calls on the LHS of the operator but pass that of the
21603 operator to recursive calls on the RHS of the operator. Set it
21605 (shortcut_cond_expr): Set the locus of the operator on the second
21606 COND_EXPR and that of the expression on the first in degenerate cases.
21607 Pass the locus of the expression to calls to shortcut_cond_r.
21608 Set the locus of the 'then' block on the associated jump, if any.
21609 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21610 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21611 expression to call to gimplify_boolean_expr.
21613 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21615 * config.gcc: Add additional configuration for
21616 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21617 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21618 (CPP_SPEC): Redefine for allowing -municode option.
21619 (STARTFILE_SPEC): Likewise.
21620 * config/i386/t-mingw-w64: New.
21621 * config/i386/mingw-w64.opt: New.
21622 (municode): Add new target option.
21623 * doc/invoke.texi (municode): Add documentation for new option.
21625 2009-04-21 Ian Lance Taylor <iant@google.com>
21627 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21628 Correct test for number of arguments.
21629 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21631 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21633 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21634 argument of emit_library_call.
21636 2009-04-21 Richard Guenther <rguenther@suse.de>
21638 PR middle-end/39829
21639 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21640 inside VIEW_CONVERT_EXPRs.
21642 2009-04-21 Martin Jambor <mjambor@suse.cz>
21644 * tree-switch-conversion.c (build_constructors): Split a long line.
21645 (constructor_contains_same_values_p): New function.
21646 (build_one_array): Create assigns of constants if possible, do not
21647 call mark_sym_for_renaming, call update_stmt.
21648 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21649 make_rename_temp. Do not call mark_symbols_for_renaming, call
21651 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21652 find_new_referenced_vars, call update_stmt.
21653 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21654 instead of calling make_rename_temp. Do not call
21655 find_new_referenced_vars or mark_symbols_for_renaming, call
21658 2009-04-21 Richard Guenther <rguenther@suse.de>
21660 PR tree-optimization/39827
21661 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21662 (tree_ssa_phiprop): Pass the correct array size.
21664 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21666 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21668 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21671 * c-typeck.c (lvalue_p): Move declaration ...
21672 * c-common.h (lvalue_p): ... to here.
21673 * c-common.c (candidate_equal_p): New.
21674 (add_tlist): Use it.
21675 (merge_tlist): Use it.
21676 (warn_for_collisions_1): Likewise.
21677 (warning_candidate_p): Accept more candidates.
21678 (verify_tree): A warning candidate can be an expression. Use
21681 2009-04-21 Ben Elliston <bje@au.ibm.com>
21684 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21685 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21686 options. Remove -mcall-solaris documentation.
21688 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21691 * doc/invoke.texi (-Wlong-long): Update description.
21692 * c-lex (interpret_integer): Only warn if there was no previous
21693 overflow and -Wlong-long is enabled.
21694 * c-decl.c (declspecs_add_type): Drop redundant flags.
21695 * c.opt (Wlong-long): Init to -1.
21696 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21697 and front-end warn_long_long. Wlong-long only depends on other
21698 flags if it is uninitialized.
21699 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21700 the same for CPP and FE.
21701 (restore_extension_diagnostics): Likewise.
21703 2009-04-20 Ian Lance Taylor <iant@google.com>
21705 Fix enum conversions which are invalid in C++:
21706 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21707 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21708 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21709 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21710 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21711 (dbxout_parms): Likewise.
21712 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21713 (df_clear_flags): Likewise.
21714 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21715 top_flag parameter to int.
21716 (df_chain_create_bb_process_use): Likewise.
21717 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21719 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21720 (df_ref_create_structure, df_def_record_1): Likewise.
21721 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21722 (df_notes_rescan): Change 0 to VOIDmode in function call.
21723 (df_get_call_refs, df_insn_refs_collect): Likewise.
21724 (df_bb_regs_collect): Likewise.
21725 (df_entry_block_defs_collect): Likewise.
21726 (df_exit_block_uses_collect): Likewise.
21727 * df.h: Update declarations.
21728 * double-int.c (double_int_divmod): Add cast to enum type.
21729 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21730 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21731 (based_loc_descr): Likewise.
21732 (loc_descriptor_from_tree_1): Change first_op and second_op to
21733 enum dwarf_location_atom. Add cast to enum type.
21734 * expmed.c (init_expmed): Change 0 to SET in function call.
21735 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21736 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21737 (do_store_flag): Likewise.
21738 * fixed-value.h (struct fixed_value): Change mode to enum
21740 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21741 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21743 (insert_insn_decl, insert_decl, insert_state): Likewise.
21744 (automata_list_finish): Likewise.
21745 * genrecog.c (process_define_predicate): Add cast to enum type.
21746 * gensupport.c (init_predicate_table): Add cast to enum type.
21747 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21749 (gimple_build_call_1, gimple_build_label): Likewise.
21750 (gimple_build_goto, gimple_build_asm_1): Likewise.
21751 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21752 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21753 (enum fallback): Rename from enum fallback_t.
21754 (fallback_t): Typedef as int.
21755 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21756 GSI_SAME_STMT in function call.
21757 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21759 (setup_reg_class_relations): Likewise.
21760 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21761 (setup_prohibited_class_mode_regs): Add cast to enum type.
21762 (setup_prohibited_mode_move_regs): Likewise.
21763 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21764 (record_address_regs): Change i to enum reg_class.
21765 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21766 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21767 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21768 (GET_MODE_2XWIDER_MODE): Likewise.
21769 (GET_CLASS_NARROWEST_MODE): Likewise.
21770 * omp-low.c (expand_omp_for): Add cast to enum type.
21771 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21772 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21773 * postreload.c (reload_cse_simplify_operands): Change rclass local
21775 * predict.c (combine_predictions_for_insn): Change best_predictor
21776 and predictor to enum br_predictor.
21777 (combine_predictions_for_bb): Likewise.
21778 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21779 use SET_PREDICT_EXPR_OUTCOME.
21780 * real.c (real_arithmetic): Change icode to code in function call.
21781 * reginfo.c (init_move_cost): Add casts to enum type.
21782 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21783 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21785 * reload.c (find_valid_class): Add casts to enum type.
21786 (push_reload): Change 0 to NO_REGS in function call.
21787 (find_reloads): Change this_alternative to array of enum
21788 reg_class. Remove some now-unnecessary casts.
21789 (make_memloc): Change 0 to VOIDmode in function call.
21790 * reload1.c (reload): Change 0 to VOIDmode in function call.
21791 (eliminate_regs_1, elimination_effects): Likewise.
21792 (eliminate_regs_in_insn): Likewise.
21793 (emit_input_reload_insns): Add cast to enum type.
21794 (delete_output_reload): Change 0 to VOIDmode in function call.
21795 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21796 to enum type in function call.
21797 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21798 (SET_PREDICT_EXPR_OUTCOME): Define.
21799 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21800 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21801 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21802 (dump_function): Likewise.
21803 * tree-dump.h: Update declarations.
21804 * tree-pass.h: Update declarations.
21805 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21806 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21808 (arm_rtx_costs_1): Correct parenthesization.
21809 (arm_rtx_costs): Add casts to enum type.
21810 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21811 (vfp_emit_fstmd): Use add_rg_note.
21812 (emit_multi_reg_push, emit_sfm): Likewise.
21813 (thumb_set_frame_pointer): Likewise.
21814 (arm_expand_prologue): Likewise.
21815 (arm_regno_class): Change return type to enum reg_class.
21816 (thumb1_expand_prologue): Use add_reg_note.
21817 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21818 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21820 * config/arm/gentune.sh: Add cast to enum type.
21821 * config/arm/arm-tune.md: Rebuild.
21822 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21823 (ix86_split_fp_branch, predict_jump): Likewise.
21824 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21825 insn_code to enum rtx_code.
21826 (ix86_builtin_vectorized_function): Add cast to enum type.
21827 * config/i386/i386.md (truncdfsf2): Change slot to enum
21829 (truncxf<mode>2, isinf<mode>2): Likewise.
21830 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21832 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21833 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21834 (insert_bundle_state): Change 1 to INSERT in function call.
21835 (ia64_add_bundle_selector_before): Likewise.
21836 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21837 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21838 (restore_stack_nonlocal): Likewise.
21839 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21841 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21843 (mips_rtx_costs): Likewise.
21844 (mips_override_options): Add casts to enum type.
21845 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21847 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21848 (store_reg, set_reg_plus_d): Likewise.
21849 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21850 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21852 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21854 (emit_unlikely_jump): Use add_reg_note.
21855 (rs6000_emit_allocate_stack): Likewise.
21856 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21857 (output_toc): Change 1 to INSERT in function call.
21858 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21859 (rs6000_initialize_trampoline): Likewise.
21860 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21862 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21863 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21864 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21865 (save_gprs): Use add_reg_note.
21866 (s390_emit_prologue): Likewise.
21867 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21868 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21869 (sparc_fold_builtin): Add cast to enum type.
21870 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21872 (spu_expand_prologue): Use add_reg_note.
21873 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21875 2009-04-20 Ian Lance Taylor <iant@google.com>
21877 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21878 (c_parser_postfix_expression_after_primary): Get VEC for list of
21879 arguments. Get original types of arguments. Call
21880 build_function_call_vec.
21881 (cached_expr_list_1, cached_expr_list_2): New static variables.
21882 (c_parser_expr_list): Change return type to VEC *. Add
21883 p_orig_types parameter. Change all callers.
21884 (c_parser_release_expr): New static function.
21885 (c_parser_vec_to_tree_list): New static function.
21886 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21887 call build_function_call_vec.
21888 (build_function_call_vec): New function, based on old
21889 build_function_call.
21890 (convert_arguments): Remove nargs and argarray parameters. Change
21891 values to a VEC. Add origtypes parameter.
21892 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21893 (convert_for_assignment): Add origtype parameter. Change all
21894 callers. If warn_cxx_compat, check for conversion to an enum
21895 type when calling a function.
21896 (store_init_value): Add origtype parameter. Change all callers.
21897 (digest_init): Likewise.
21898 (struct init_node): Add origtype field.
21899 (add_pending_init): Add origtype parameter. Change all callers.
21900 (output_init_element): Likewise.
21901 (output_pending_init_elements): Pass origtype from init_node to
21902 output_init_element.
21903 (process_init_element): Pass origtype from c_expr to
21904 output_init_element.
21905 (c_finish_return): Add origtype parameter. Change all callers.
21906 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21908 (sync_resolve_params): Likewise.
21909 (sync_resolve_return): Change params to first_param. Change caller.
21910 (resolve_overloaded_builtins): Change params to VEC *. Change
21911 callers. Save first parameter around call to build_function_call_vec.
21912 * c-decl.c (finish_decl): Add origtype parameter. Change all
21913 callers. Call build_function_call_vec rather than
21914 build_function_call for cleanup.
21915 * c-tree.h: Update declarations.
21916 * c-common.h: Update declarations.
21917 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21918 params to first_param.
21919 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21920 params parameter from tree to void *.
21921 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21922 Change arglist parameter to have type void *, and to be a pointer
21924 * config/rs6000/rs6000-protos.h
21925 (altivec_resolve_overloaded_builtin): Update declaration.
21926 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21927 fnargs parameter to have type void *, and to be a pointer to a
21928 VEC. Call build_function_call_vec instead of
21929 build_function_call.
21930 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21932 2009-04-20 Joey Ye <joey.ye@intel.com>
21933 Xuepeng Guo <xuepeng.guo@intel.com>
21934 H.J. Lu <hongjiu.lu@intel.com>
21936 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21938 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21939 (IX86_LEA_PRIORITY): Likewise.
21940 (distance_non_agu_define): New function.
21941 (distance_agu_use): Likewise.
21942 (ix86_lea_for_add_ok): Likewise.
21943 (ix86_dep_by_shift_count): Likewise.
21945 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21946 should split for LEA.
21948 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21950 (ix86_dep_by_shift_count): Likewise.
21952 2009-04-20 Richard Guenther <rguenther@suse.de>
21954 * expr.c (handled_component_p): Move ...
21955 * tree.h (handled_component_p): ... here.
21956 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21957 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21958 and REALPART_EXPR to be in one group.
21960 2009-04-20 Richard Guenther <rguenther@suse.de>
21962 * basic-block.h (get_all_dominated_blocks): Declare.
21963 * dominance.c (get_all_dominated_blocks): New function.
21964 * tree-cfg.c (get_all_dominated_blocks): Remove.
21965 (remove_edge_and_dominated_blocks): Adjust.
21966 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21967 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21968 instead of recursing.
21970 2009-04-20 Doug Kwan <dougkwan@google.com>
21972 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21973 (struct cgraph_node_set_def): New type.
21974 (cgraph_node_set) New type. Also declare vector functions.
21975 (struct cgraph_node_set_element_def): New type.
21976 (cgraph_node_set_element): Ditto.
21977 (cgraph_node_set_iterator): New iterator type.
21978 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21979 cgraph_node_set_remove, dump_cgraph_node_set,
21980 debug_cgraph_node_set): New prototypes.
21981 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21982 cgraph_node_set_size): New inlines.
21983 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21984 including cgraph.h.
21985 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21986 argument to function 'write_summary'.
21987 * ipa.c: Include ggc.h.
21988 (hash_cgraph_node_set_element,
21989 eq_cgraph_node_set_element, cgraph_node_set_new,
21990 cgraph_node_set_add, cgraph_node_set_remove,
21991 cgraph_node_set_find, dump_cgraph_node_set,
21992 debug_cgraph_node_set): New functions.
21993 * Makefile.in (ipa.o): Add dependency on GGC_H.
21995 2009-04-20 Ira Rosen <irar@il.ibm.com>
21997 PR tree-optimization/39675
21998 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21999 check of the return code of vect_schedule_slp. Check that
22000 stmt_vec_info still exists for the statement, before checking its
22001 vectorization type.
22003 2009-04-20 Michael Matz <matz@suse.de>
22005 * Makefile.in (generated_files): Take out $(simple_generated_c).
22007 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
22009 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
22010 (UINTPTR_TYPE): Likewise.
22012 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22015 * c-typeck.c (digest_init): Check for initializing an array with a
22018 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22021 * c-semantics.c (pop_stmt_list): Propagate
22022 STATEMENT_LIST_HAS_LABEL to parent statement list.
22024 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
22026 * config/mips/mips.h (mips_tune_attr): New macro.
22027 * config/mips/mips.md (cpu): Use it.
22029 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22032 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
22035 2009-04-19 Diego Novillo <dnovillo@google.com>
22037 * toplev.c (compile_file): Move call to coverage_finish ...
22038 * cgraphunit.c (ipa_passes): ... here.
22039 Call cgraph_process_new_functions.
22040 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
22041 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
22043 2009-04-19 Jan Hubicka <jh@suse.cz>
22045 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
22047 (dump_cgraph_node): Dump can throw external flag.
22048 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
22050 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22054 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
22055 * common.opt (Wlogical-op): Move from here...
22056 * c.opt (Wlogical-op): ... to here.
22057 * c-typeck.c (parser_build_binary_op): Update call to
22058 warn_logical_operator.
22059 * c-opts.c (c_common_post_options): Enable warn_logical_op with
22061 * c-common.c (warn_logical_op): Update.
22062 * c-common.h (warn_logical_op): Update declaration.
22064 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
22066 * tree.c (protected_set_expr_location): Fix formatting.
22068 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22071 * c-typeck.c (readonly_warning): new.
22072 (build_unary_op, build_modify_expr): Use readonly_warning for
22073 storing into something readonly but not const-qualified.
22075 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22078 * c-typeck.c (build_unary_op): Check for taking address of
22079 expression of type void.
22081 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22084 * c-typeck.c (build_function_call): Check for calling a function
22085 with qualified void return types. Call require_complete_type when
22088 2009-04-18 Jan Hubicka <jh@suse.cz>
22090 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
22092 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
22093 can_throw_external flag.
22094 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
22095 * ipa-pure-const.c (ignore_edge): New function.
22096 (propagate): Compute order for NOTHROW computation; set NOTHROWs
22097 only over can_throw_external edges.
22098 (local_pure_const): Add nothrow flag.
22099 * ipa-utils.c (searchc): Add ignore_edge callback.
22100 (ipa_utils_reduced_inorder): Add ignore_edge callback.
22101 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
22102 (set_nothrow_function_flags): Update cgraph.
22103 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
22105 2009-04-18 Richard Guenther <rguenther@suse.de>
22107 PR middle-end/39804
22108 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
22109 (fold_stmt): ... this and ...
22110 (fold_stmt_inplace): ... this.
22111 (fold_stmt_1): Fold references in calls and asms.
22112 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
22114 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22116 * tree-vrp.c (ssa_name_nonzero_p): Remove.
22117 * tree.h: Remove the prototype for ssa_name_nonzero_p.
22119 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22121 * tree.c (function_args_count): Remove.
22122 * tree.h: Remove the prototype for function_args_count.
22124 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22126 * tree-iterator.c (expr_only): Remove.
22127 * tree.h: Remove the prototype for expr_only.
22129 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22131 * reginfo.c (cannot_change_mode_set_regs): Remove.
22132 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
22134 2009-04-08 Anatoly Sokolov <aesok@post.ru>
22136 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
22137 whether operands 0 and 1 overlaps.
22139 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
22141 PR middle-end/36902
22142 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
22143 pointer. Use warning_at instead of warning.
22144 (search_for_addr_array): Likewise.
22145 (check_array_bounds): Likewise.
22146 (check_all_array_refs): Check that the incoming edge is not in the
22147 list of edges to be removed.
22148 (check_all_array_refs): Avoid the temporal pointer.
22149 (vrp_visit_cond_stmt): Fix typo.
22150 (simplify_switch_using_ranges): Handle the case where the switch
22151 index is an integer constant.
22153 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
22155 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
22157 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22159 * doc/extend.texi, doc/invoke.texi: Fix typos.
22161 2009-04-17 Cary Coutant <ccoutant@google.com>
22163 * tree-flow-inline.h (get_lineno): Fix inverted test.
22165 2009-04-17 Diego Novillo <dnovillo@google.com>
22167 * tree-ssa-pre.c (create_expression_by_pieces): Remove
22168 assertion for AVAIL_OUT.
22170 2009-04-17 Mike Frysinger <vapier@gentoo.org>
22173 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
22174 * config/sh/linux-atomic.asm: Likewise.
22176 2009-04-17 Diego Novillo <dnovillo@google.com>
22178 * except.c (debug_eh_tree): New.
22179 (struct eh_region, struct eh_status): Move ...
22180 * except.h: ... here.
22181 (add_type_for_runtime): Declare extern.
22182 (lookup_type_for_runtime): Likewise.
22183 (debug_eh_tree): Declare.
22184 * Makefile.in (GTFILES): List except.h before except.c
22186 2009-04-17 Diego Novillo <dnovillo@google.com>
22188 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
22189 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
22190 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
22191 (find_vars_r): ... here.
22192 * tree-flow.h (find_referenced_vars_in): Declare.
22193 * tree-ssa-pre.c (create_expression_by_pieces): Assert
22194 that AVAIL_OUT exists for BLOCK.
22195 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
22196 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
22197 (tree-parloops.o): Likewise.
22199 2009-04-17 Simon Baldwin <simonb@google.com>
22201 * toplev.c (default_tree_printer): Add handling for %E format.
22203 2009-04-17 Diego Novillo <dnovillo@google.com>
22205 * tree-pretty-print.c (dump_generic_node): Add break after
22206 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
22207 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
22208 FUNCTION_TYPE together. Call print_struct_decl when printing
22209 structures and TDF_SLIM is not given.
22210 (print_struct_decl): Fix logic for detecting recursion.
22212 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22215 * gcc.c (create_at_file): New.
22216 (compile_input_file_p): New.
22217 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
22218 * main.c (main): Update call to toplev_main.
22219 * toplev.c (toplev_main): Change signature. Call expandargv.
22220 * toplev.h (toplev_main): Change signature.
22222 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22224 * dwarf2out.c (field_byte_offset): Use the type size as the field size
22225 if the latter is not constant.
22227 2009-04-17 David Edelsohn <edelsohn@gnu.org>
22229 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
22231 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22233 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
22234 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
22236 2009-04-17 Richard Guenther <rguenther@suse.de>
22238 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22239 Handle component references view-converting an invariant address.
22241 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
22243 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
22244 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
22245 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
22246 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
22247 Use @deftypevr rather than @deftypevar.
22249 2009-04-17 Richard Guenther <rguenther@suse.de>
22251 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
22252 (get_prop_source_stmt): Likewise.
22253 (can_propagate_from): Likewise.
22255 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
22257 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
22258 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
22259 (--with-multilib-list): Add default value.
22260 * configure: Regenerate.
22261 * Makefile.in (TM_ENDIAN_CONFIG): Define.
22262 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
22263 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
22264 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
22265 Don't add default cpu to multilib list unnecessarily, but do enable
22266 the relevant compiler option..
22267 Add support for --with-multilib-list=<blank> and
22268 --with-multilib-list=!<somelib> to supress unwanted multilibs.
22269 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
22270 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
22271 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
22272 TM_MULTILIB_CONFIG.
22273 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
22274 (MULTILIB_OSDIRNAMES): New variable.
22275 * config/sh/t-1e: Delete file.
22276 * config/sh/t-mlib-sh1: Delete file.
22277 * config/sh/t-mlib-sh2: Delete file.
22278 * config/sh/t-mlib-sh2a: Delete file.
22279 * config/sh/t-mlib-sh2a-nofpu: Delete file.
22280 * config/sh/t-mlib-sh2a-single: Delete file.
22281 * config/sh/t-mlib-sh2a-single-only: Delete file.
22282 * config/sh/t-mlib-sh2e: Delete file.
22283 * config/sh/t-mlib-sh3e: Delete file.
22284 * config/sh/t-mlib-sh4: Delete file.
22285 * config/sh/t-mlib-sh4-nofpu: Delete file.
22286 * config/sh/t-mlib-sh4-single: Delete file.
22287 * config/sh/t-mlib-sh4-single-only: Delete file.
22288 * config/sh/t-mlib-sh4a: Delete file.
22289 * config/sh/t-mlib-sh4a-nofpu: Delete file.
22290 * config/sh/t-mlib-sh4a-single: Delete file.
22291 * config/sh/t-mlib-sh4a-single-only: Delete file.
22292 * config/sh/t-mlib-sh4al: Delete file.
22293 * config/sh/t-mlib-sh5-32media: Delete file.
22294 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
22295 * config/sh/t-mlib-sh5-64media: Delete file.
22296 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
22297 * config/sh/t-mlib-sh5-compact: Delete file.
22298 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
22299 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
22300 * doc/install.texi (Options specification): Add
22301 --with-multilib-list and --with-endian.
22303 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22305 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
22307 (OBJS-common): Add plugin-version.o.
22308 (plugin-version.o): New.
22309 * gcc-plugin.h (plugin_gcc_version): New.
22310 (plugin_default_version_check): New.
22311 (plugin_init_func, plugin_init): Add version argument.
22312 * plugin-version.c: New.
22313 * plugin.c (str_plugin_gcc_version_name): New.
22314 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22315 pass it to the init function.
22316 (plugin_default_version_check): New.
22318 2009-04-17 Richard Guenther <rguenther@suse.de>
22320 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22321 for decl-vs-decl disambiguation.
22323 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22325 * config/s390/s390.h (s390_tune_attr): New macro definition.
22326 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22328 2009-04-17 Richard Guenther <rguenther@suse.de>
22330 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22331 (fold_stmt_r): Likewise.
22332 (maybe_fold_reference): New function.
22333 (fold_gimple_assign): Handle cases fold_stmt_r did.
22334 (fold_stmt): Do not use fold_stmt_r.
22335 (fold_stmt_inplace): Likewise.
22337 2009-04-17 Richard Guenther <rguenther@suse.de>
22339 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22340 (record_equivalences_from_stmt): Remove useless checks and
22342 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22343 the type is already suitable.
22345 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22347 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22349 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22351 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22352 (CMPtype): Define as __gcc_CMPtype.
22354 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22356 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22357 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22359 2009-04-17 Richard Guenther <rguenther@suse.de>
22361 PR tree-optimization/39746
22362 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22363 special-casing for builtins and static variable use/def.
22364 (call_may_clobber_ref_p_1): Likewise.
22366 2009-04-16 Ian Lance Taylor <iant@google.com>
22368 * df.h: Include "timevar.h".
22369 (struct df_problem): Change tv_id field to timevar_id_t.
22370 * tree-pass.h: Include "timevar.h".
22371 (struct opt_pass): Change tv_id field to timevar_id_t.
22372 * timevar.h (timevar_id_t): Define TV_NONE.
22373 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22374 TV_NONE rather than tv_id != 0.
22375 (execute_one_pass): Likewise.
22376 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22377 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22378 dependencies to $(TREE_PASS_H).
22379 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22381 (pass_branch_target_load_optimize2): Likewise.
22382 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22383 (pass_outof_cfg_layout_mode): Likewise.
22384 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22385 (pass_rebuild_cgraph_edges): Likewise.
22386 (pass_remove_cgraph_callee_edges): Likewise.
22387 * df-core.c (pass_df_initialize_opt): Likewise.
22388 (pass_df_initialize_no_opt): Likewise.
22389 (pass_df_finish): Likewise.
22390 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22391 * except.c (pass_set_nothrow_function_flags): Likewise.
22392 (pass_convert_to_eh_region_ranges): Likewise.
22393 * final.c (pass_compute_alignments): Likewise.
22394 * function.c (pass_instantiate_virtual_regs): Likewise.
22395 (pass_init_function): Likewise.
22396 (pass_leaf_regs): Likewise.
22397 (pass_match_asm_constraints): Likewise.
22398 * gimple-low.c (pass_lower_cf): Likewise.
22399 (pass_mark_used_blocks): Likewise.
22400 * init-regs.c (pass_initialize_regs): Likewise.
22401 * integrate.c (pass_initial_value_sets): Likewise.
22402 * ira.c (pass_ira): Likewise.
22403 * jump.c (pass_cleanup_barriers): Likewise.
22404 * omp-low.c (pass_expand_omp): Likewise.
22405 (pass_lower_omp): Likewise.
22406 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22407 * recog.c (pass_split_all_insns): Likewise.
22408 (pass_split_after_reload): Likewise.
22409 (pass_split_before_regstack): Likewise.
22410 (pass_split_before_sched2): Likewise.
22411 (pass_split_for_shorten_branches): Likewise.
22412 * reginfo.c (pass_reginfo_init): Likewise.
22413 (pass_subregs_of_mode_init): Likewise.
22414 (pass_subregs_of_mode_finish): Likewise.
22415 * passes.c (pass_postreload): Likewise.
22416 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22417 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22418 (pass_warn_function_return): Likewise.
22419 (pass_warn_function_noreturn): Likewise.
22420 * tree-complex.c (pass_lower_complex): Likewise.
22421 (pass_lower_complex_O0): Likewise.
22422 * tree-if-conv.c (pass_if_conversion): Likewise.
22423 * tree-into-ssa.c (pass_build_ssa): Likewise.
22424 * tree-mudflap.c (pass_mudflap_1): Likewise.
22425 (pass_mudflap_2): Likewise.
22426 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22427 (pass_mudflap_2): Likewise.
22428 * tree-nrv.c (pass_return_slot): Likewise.
22429 * tree-object-size.c (pass_object_sizes): Likewise.
22430 * tree-optimize.c (pass_all_optimizations): Likewise.
22431 (pass_early_local_passes): Likewise.
22432 (pass_all_early_optimizations): Likewise.
22433 (pass_cleanup_cfg): Likewise.
22434 (pass_cleanup_cfg_post_optimizing): Likewise.
22435 (pass_free_datastructures): Likewise.
22436 (pass_free_cfg_annotations): Likewise.
22437 (pass_fixup_cfg): Likewise.
22438 (pass_init_datastructures): Likewise.
22439 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22440 (pass_late_warn_uninitialized): Likewise.
22441 (pass_update_address_taken): Likewise.
22442 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22443 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22444 (pass_cse_sincos): Likewise.
22445 (pass_convert_to_rsqrt): Likewise.
22446 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22447 * tree-stdarg.c (pass_stdarg): Likewise.
22448 * tree-tailcall.c (pass_tail_recursion): Likewise.
22449 (pass_tail_calls): Likewise.
22450 * tree-vect-generic.c (pass_lower_vector): Likewise.
22451 (pass_lower_vector_ssa): Likewise.
22452 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22454 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22456 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22458 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22460 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22461 logical and signext.
22463 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22466 * config/sh/predicates.md (arith_operand): Check if the operand
22467 of TRUNCATE is a REG.
22469 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22471 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22472 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22474 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22476 * tree-iterator.c (tsi_split_statement_list_after,
22477 tsi_split_statement_list_before): Remove.
22478 * tree-iterator.h: Remove the prototypes for
22479 tsi_split_statement_list_after and tsi_split_statement_list_before.
22481 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22483 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22484 * tree-ssa-propagate.h: Remove the prototype for
22485 stmt_makes_single_load.
22487 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22489 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22490 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22492 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22494 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22496 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22498 * except.c (eh_region_outer_p): Remove.
22499 * except.h: Remove the prototype for eh_region_outer_p.
22501 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22503 * function.c (current_function_assembler_name): Remove.
22504 * function.h: Remove the prototype for
22505 current_function_assembler_name.
22507 2009-04-16 Ian Lance Taylor <iant@google.com>
22509 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22510 (add_reg_note): Call alloc_reg_note.
22511 * rtl.h (alloc_reg_note): Declare.
22512 * combine.c (try_combine): Use alloc_reg_note.
22513 (recog_for_combine, move_deaths): Likewise.
22514 (distribute_notes): Use alloc_reg_note and add_reg_note.
22515 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22516 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22517 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22519 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22521 PR rtl-optimization/39762
22522 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22523 ira_may_move_out_cost): Add comments about way of their usage.
22524 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22526 * ira-conflicts.c (process_regs_for_copy): Use function
22527 ira_get_register_move_cost instead of global
22528 ira_register_move_cost.
22530 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22531 color_pass, move_spill_restore, update_curr_costs): Ditto.
22533 * ira-lives.c (process_single_reg_class_operands): Ditto.
22535 * ira-emit.c (emit_move_list): Ditto.
22537 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22538 (record_reg_classes): Ditto. Use functions
22539 ira_get_register_move_cost and ira_get_may_move_cost instead of
22540 global vars ira_register_move_cost, ira_may_move_out_cost and
22541 ira_may_move_in_cost.
22542 (record_address_regs): Don't call ira_init_register_move_cost.
22543 Use function ira_get_may_move_cost instead of global
22544 ira_may_move_in_cost.
22545 (process_bb_node_for_hard_reg_moves): Use function
22546 ira_get_register_move_cost instead of global ira_register_move_cost.
22547 (ira_costs): Don't call ira_init_register_move_cost.
22549 2009-04-16 Richard Guenther <rguenther@suse.de>
22551 * tree-cfg.c (verify_gimple_assign_binary):
22552 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22553 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22554 (create_general_new_stmt): Note that this function is broken.
22556 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22558 * common.opt (fhelp): Add Var(help_flag).
22559 * gcc-plugin.h (plugin_info): Add help.
22560 * plugin.c (plugin_name_args): Add help.
22561 (register_plugin_info): Set plugin->help.
22562 (print_help_one_plugin): New.
22563 (print_plugins_help): New.
22564 * plugin.h (print_plugins_help): New.
22565 * toplev.c (toplev_main): Call print_plugins_help if needed.
22567 2009-04-16 Richard Guenther <rguenther@suse.de>
22569 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22570 (gimple_ior_addresses_taken_1): New function.
22571 (gimple_ior_addresses_taken): Likewise.
22572 * gimple.h (struct gimple_statement_with_ops_base): Remove
22573 addresses_taken member.
22574 (gimple_ior_addresses_taken): Declare.
22575 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22576 gimple_set_addresses_taken): Remove.
22577 * ipa-reference.c (mark_address): New function.
22578 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22579 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22580 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22581 (gimple_add_to_addresses_taken): Remove.
22582 (get_tmr_operands): Call mark_address_taken.
22583 (get_asm_expr_operands): Likewise.
22584 (get_expr_operands): Likewise.
22585 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22586 (free_stmt_operands): Do not free it.
22587 * tree-ssa.c (delete_tree_ssa): Likewise.
22588 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22590 2009-04-16 Richard Guenther <rguenther@suse.de>
22592 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22593 (walk_stmt_load_store_ops): Likewise.
22594 * gimple.c (get_base_loadstore): New function.
22595 (walk_stmt_load_store_addr_ops): Likewise.
22596 (walk_stmt_load_store_ops): Likewise.
22597 * ipa-pure-const.c (check_op): Simplify.
22598 (check_load, check_store): New functions.
22599 (check_stmt): Use walk_stmt_load_store_ops.
22600 * ipa-reference.c (mark_load): Adjust signature.
22601 (mark_store): Likewise.
22602 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22604 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22606 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22607 (plugin_info): New.
22608 * opts.c (common_handle_option): Don't call print_version.
22609 * plugin.c (plugin_name_args): Add version.
22610 (register_plugin_info): New.
22611 (register_callback): Handle PLUGIN_INFO.
22612 (try_init_one_plugin): New.
22613 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22615 (finalize_one_plugin): New.
22616 (finalize_plugins): New.
22617 (print_one_plugin): New.
22618 (print_plugins_versions): New.
22619 * plugin.h (print_plugins_versions): New.
22620 (finalize_plugins): New.
22621 * toplev.c (compile_file): Don't call initialize_plugins.
22622 (print_version): Call print_plugins_versions.
22623 (toplev_main): Call initialize_plugins. Print version if needed.
22624 Call finalize_plugins.
22626 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22628 * common.opt (fversion): New.
22629 * gcc.c (print_version): New.
22630 (process_command): Don't print the version. Just set print_version.
22631 (main): Print version. Call subprocesses if print_version and
22632 verbose_flag are set.
22633 * opts.c (common_handle_option): Handle OPT_fversion.
22635 2009-04-16 Richard Guenther <rguenther@suse.de>
22636 Ira Rosen <irar@il.ibm.com>
22638 PR tree-optimization/39698
22639 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22640 type of the reduction variable. Only generate the def if
22643 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22644 make sure to first convert to an integer of the same precision.
22645 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22646 the type of the evolution correctly in computing the new
22647 induction variable base.
22649 2009-04-16 Richard Guenther <rguenther@suse.de>
22651 PR middle-end/39625
22652 * tree-cfg.c (make_blocks): Split statements with to-be
22653 abnormal SSA names on the lhs.
22655 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22657 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22658 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22659 * c-typeck.c (really_start_incremental_init): Likewise.
22660 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22661 (TARGET_INITIALIZER): Remove it.
22662 * target.h (struct target): Remove vector_opaque_p.
22663 * tree.c (build_opaque_vector_type): New.
22664 * tree.h (TYPE_VECTOR_OPAQUE): New.
22665 (build_opaque_vector_type): Declare.
22666 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22667 * config/rs6000/rs6000.c (build_opaque_vector_type,
22668 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22669 (rs6000_init_builtins): Use build_opaque_vector_type for
22670 opaque_V4SI_type_node.
22672 2009-04-15 Catherine Moore <clm@codesourcery.com>
22674 * debug.h (set_name): Declare.
22675 * dwarf2out.c (dwarf2out_set_name): Declare.
22676 (dwarf2_debug_hooks): Add set_name.
22677 (find_AT_string): New.
22678 (add_AT_string): Call find_AT_string.
22679 (dwarf2out_set_name): New.
22680 * cp/decl.c (grokdeclarator): Call set_name.
22681 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22682 * debug.c (do_nothing_debug_hooks): Likewise.
22683 * dbxout.c (dbx_debug_hooks): Likewise.
22684 * sdbout.c (sdb_debug_hooks): Likewise.
22686 2009-04-15 Michael Eager <eager@eagercon.com>
22688 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22689 reg for single-precision FPU.
22690 * config/rs6000/rs6000.md (movsi_internal1): Only for
22691 !TARGET_SINGLE_FPU.
22692 (movsi_internal1_single): New. Add pattern to move SI values to/from
22693 single-precision FP regs.
22695 2009-04-15 Richard Guenther <rguenther@suse.de>
22697 * omp-low.c (lower_rec_input_clauses): Build correct address
22699 (expand_omp_for_generic): Fix multiplication type.
22700 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22701 (generate_memset_zero): Fix types.
22702 * tree-profile.c (prepare_instrumented_value): Correctly
22705 2009-04-15 Ian Lance Taylor <iant@google.com>
22707 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22708 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22709 for -Wall and for -Wc++-compat.
22710 (c_common_post_options): For C++, set warn_enum_compare if not
22712 * c-tree.h (struct c_expr): Add field original_type.
22713 (build_external_ref): Update declaration.
22714 * c-parser.c (c_parser_braced_init): Set original_type.
22715 (c_parser_initelt): Likewise.
22716 (c_parser_expr_no_commas): Likewise.
22717 (c_parser_conditional_expression): Likewise.
22718 (c_parser_cast_expression): Likewise.
22719 (c_parser_unary_expression): Likewise. Pull setting of
22720 original_code to top of function.
22721 (c_parser_sizeof_expression): Set original_type.
22722 (c_parser_alignof_expression): Likewise.
22723 (c_parser_postfix_expression): Likewise. Pull setting of
22724 original_code to top of function.
22725 (c_parser_postfix_expression_after_paren_type): Set original_type.
22726 (c_parser_postfix_expression_after_primary): Likewise.
22727 (c_parser_expression): Likewise.
22728 * c-typeck.c (build_external_ref): Add type parameter. Change all
22730 (c_expr_sizeof_expr): Set original_type field.
22731 (parser_build_unary_op): Likewise.
22732 (parser_build_binary_op): Likewise. Optionally warn about
22733 comparisons of enums of different types.
22734 (digest_init): Set original_type field.
22735 (really_start_incremental_init): Likewise.
22736 (push_init_level, pop_init_level): Likewise.
22737 * doc/invoke.texi (Warning Options): -Wenum-compare now
22740 2009-04-15 Richard Guenther <rguenther@suse.de>
22742 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22743 out a necessary conversion.
22744 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22745 names we didn't value number.
22746 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22748 2009-04-15 Richard Guenther <rguenther@suse.de>
22750 PR tree-optimization/39764
22751 * tree-ssa-ccp.c (get_value): Canonicalize value with
22752 canonicalize_float_value.
22754 2009-04-15 Jan Hubicka <jh@suse.cz>
22756 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22757 Wrong version of patch.
22759 2009-04-15 Jan Hubicka <jh@suse.cz>
22761 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22763 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22765 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22766 our distinct integral and vector types.
22768 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22770 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22771 * init.c (build_vtbl_address): Remove call to assemble_external.
22773 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22775 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22776 output for other floating point modes.
22778 2009-04-14 Diego Novillo <dnovillo@google.com>
22780 * diagnostic.c (diagnostic_report_diagnostic): Do not
22781 warn about loaded plugins for DK_ERROR and DK_WARNING.
22782 * c-decl.c (declspecs_add_type): Move call to
22783 invoke_plugin_callbacks ...
22784 * c-parser.c (c_parser_declspecs): ... here.
22785 * plugin.c (dump_active_plugins): Tidy output.
22787 2009-04-14 Diego Novillo <dnovillo@google.com>
22788 Le-Chun Wu <lcwu@google.com>
22790 * configure.ac: Add --enable-plugin support.
22791 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22792 * Makefile.in (PLUGIN_H): Define.
22793 Export ENABLE_PLUGIN and GMPINC to site.exp.
22794 Add PLUGINLIBS to link command.
22795 Add/modify dependencies for plugin.o and files including plugin.h.
22797 * config.in: Regenerate.
22799 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22802 2009-04-14 Le-Chun Wu <lcwu@google.com>
22804 * tree-pass.h (register_one_dump_file): Add a prototype for
22805 register_one_dump_file.
22806 * toplev.c (compile_file): Call initialize_plugins.
22807 (do_compile): Call invoke_plugin_callbacks.
22808 (toplev_main): Call invoke_plugin_callbacks.
22809 * common.opt: Add -fplugin= and -fplugin-arg-.
22810 * gcc-plugin.h: New public header file for plugins to include.
22811 * plugin.c: New source file.
22812 * plugin.h: New internal header file.
22813 * passes.c (register_one_dump_file): Make it external.
22815 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22817 2009-04-14 Diego Novillo <dnovillo@google.com>
22819 * doc/plugins.texi: New.
22820 * doc/gccint.texi: Add reference to Plugins chapter.
22821 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22822 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22823 loaded plugins, if any.
22824 * timevar.def (TV_PLUGIN_INIT): Define.
22825 (TV_PLUGIN_RUN): Define.
22826 * plugin.c: Include timevar.h
22827 (plugins_active_p): New.
22828 (dump_active_plugins): New.
22829 (debug_active_plugins): New.
22831 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22833 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22835 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22837 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22839 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22840 the same as a minus without a shift.
22842 2009-04-14 Nick Clifton <nickc@redhat.com>
22844 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22845 comparisons with small integers will always produce a short
22848 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22851 2008-12-19 Diego Novillo <dnovillo@google.com>
22853 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22855 2009-04-14 Richard Guenther <rguenther@suse.de>
22857 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22859 (verify_gimple_assign_binary): Likewise. Handle shifts and
22861 (verify_gimple_phi): Print the mismatched argument position.
22862 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22864 (vect_update_init_of_dr): Likewise.
22865 * matrix-reorg.c (transform_access_sites): Do what the
22867 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22869 2009-04-13 Michael Eager <eager@eagercon.com>
22871 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22872 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22873 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22874 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22875 remove duplicate config
22877 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22879 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22880 file_name:line_number type locator of the call site.
22882 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22884 * genautomata.c: Put blank after comma.
22885 (automaton_decls): New.
22886 (struct unit_usage): Add comments to member next.
22887 (store_alt_unit_usage): Keep the list ordered.
22888 (unit_present_on_list_p, equal_alternatives_p): New.
22889 (check_regexp_units_distribution): Check units distribution
22890 correctness correctly.
22891 (main): Don't write automata if error is found. Return correct
22894 * config/m68k/cf.md (cfv4_ds): Remove.
22895 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22896 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22898 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22899 power4-load-ext, power4-store, power4-store-update,
22900 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22901 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22902 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22903 power4-sqrt, power4-isync): Modify reservation to make correct
22904 unit distribution to automata.
22906 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22907 power5-store-update, power5-two, power5-three, power5-lmul,
22908 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22910 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22912 * except.c (pass_set_nothrow_function_flags): Set name and add
22914 (set_nothrow_function_flags): Mention in the dump file when
22915 changing a function to nothrow.
22917 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22920 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22921 instead of unsigned long.
22923 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22925 * config/arm/arm.c (return_used_this_function): Remove.
22926 (arm_output_function_prologue): Remove use of
22927 return_used_this_function.
22928 (output_return_instruction): Replace use of
22929 return_used_this_function
22930 by cfun->machine->return_used_this_function.
22931 (arm_output_epilogue): Likewise.
22932 (arm_output_function_epilogue): Likewise.
22933 (thumb_unexpanded_epilogue): Likewise.
22934 * config/arm/arm.h (struct machine_function):
22935 New member return_used_this_function.
22937 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22939 * doc/install.texi: Correct description of default directory for
22940 --with-gxx-include-dir.
22942 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22944 * fold-const.c (build_range_check): Properly deal with enumeral and
22945 boolean base types.
22947 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22949 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22950 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22951 * params.h (MAX_GCSE_PASSES): Remove.
22952 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22953 in sequence. Remove ability to run multiple passes.
22954 (bypass_jumps): Report run as third CPROP pass.
22956 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22958 PR middle-end/39651
22959 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22960 when deciding whether the whole SEQUENCE can throw.
22962 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22965 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22966 offseted label references.
22968 2009-04-11 Jan Hubicka <jh@suse.cz>
22970 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22972 2009-04-11 Richard Guenther <rguenther@suse.de>
22974 PR middle-end/39732
22975 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22976 return variables as TREE_ADDRESSABLE.
22978 2009-04-11 Richard Guenther <rguenther@suse.de>
22980 PR tree-optimization/39713
22981 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22982 reference trees have SSA_NAME operands.
22984 2009-04-11 Richard Guenther <rguenther@suse.de>
22987 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22988 address expressions.
22990 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22992 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22993 match changes in Cygwin 1.7
22994 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22995 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22997 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22999 PR tree-optimization/39701
23000 * doc/invoke.texi (Optimization Options): Document change in
23001 meaning and initialization of -fdelete-null-pointer-checks.
23003 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23005 PR middle-end/39701
23006 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
23008 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
23011 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
23013 2009-04-10 Chao-ying Fu <fu@mips.com>
23015 * doc/tm.texi (Instruction Output): Document
23016 TARGET_ASM_FINAL_POSTSCAN_INSN.
23017 * target.h (final_postscan_insn): New field in asm_out.
23018 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23019 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
23020 * final.c (final_scan_insn): Call
23021 targetm.asm_out.final_postscan_insn after outputting
23022 an asm macro and a normal instruction.
23024 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
23025 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
23026 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
23027 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
23028 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23030 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23032 PR middle-end/39701
23033 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
23034 variables as non-NULL even with -fdelete-null-pointer-checks.
23036 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23038 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
23040 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
23043 * config/i386/i386.c (classify_argument): Handle SCmode with
23044 (bit_offset % 64) != 0.
23046 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
23048 * doc/invoke.texi (Optimize Options): Add cross-reference to
23049 -Q --help=optimizers examples.
23051 2009-04-10 Ben Elliston <bje@au.ibm.com>
23054 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
23055 regalign for the reg == fpr and TDmode case.
23057 2009-04-09 David Ayers <ayers@fsfe.org>
23060 * objc/objc-act.c (warn_with_method): Remove helper function.
23061 (check_duplicates): Call warning and inform directly.
23062 (really_start_method): Likewise.
23064 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23066 * expmed.c (expand_divmod): Always use a comparison for a division
23067 by a large unsigned integer.
23069 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
23070 for things others than variables or functions as nonzero.
23072 2009-04-09 Nick Clifton <nickc@redhat.com>
23074 * unwind-compat.c: Change copyright header to refer to version
23075 3 of the GNU General Public License with version 3.1 of the
23076 GCC Runtime Library Exception and to point readers at the
23077 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
23078 * config/alpha/crtfastmath.c: Likewise.
23079 * config/alpha/linux-unwind.h: Likewise.
23080 * config/alpha/qrnnd.asm: Likewise.
23081 * config/alpha/vms-crt0-64.c: Likewise.
23082 * config/alpha/vms-crt0.c: Likewise.
23083 * config/alpha/vms-dwarf2.asm: Likewise.
23084 * config/alpha/vms-dwarf2eh.asm: Likewise.
23085 * config/alpha/vms-psxcrt0-64.c: Likewise.
23086 * config/alpha/vms-psxcrt0.c: Likewise.
23087 * config/alpha/vms_tramp.asm: Likewise.
23088 * config/arc/initfini.c: Likewise.
23089 * config/arc/lib1funcs.asm: Likewise.
23090 * config/arm/bpabi-v6m.S: Likewise.
23091 * config/arm/bpabi.S: Likewise.
23092 * config/arm/bpabi.c: Likewise.
23093 * config/arm/crti.asm: Likewise.
23094 * config/arm/crtn.asm: Likewise.
23095 * config/arm/ieee754-df.S: Likewise.
23096 * config/arm/ieee754-sf.S: Likewise.
23097 * config/arm/lib1funcs.asm: Likewise.
23098 * config/arm/libunwind.S: Likewise.
23099 * config/arm/linux-atomic.c: Likewise.
23100 * config/arm/mmintrin.h: Likewise.
23101 * config/arm/pr-support.c: Likewise.
23102 * config/arm/unaligned-funcs.c: Likewise.
23103 * config/arm/unwind-arm.c: Likewise.
23104 * config/arm/unwind-arm.h: Likewise.
23105 * config/avr/libgcc.S: Likewise.
23106 * config/bfin/crti.s: Likewise.
23107 * config/bfin/crtlibid.s: Likewise.
23108 * config/bfin/crtn.s: Likewise.
23109 * config/bfin/lib1funcs.asm: Likewise.
23110 * config/bfin/linux-unwind.h: Likewise.
23111 * config/cris/arit.c: Likewise.
23112 * config/cris/cris_abi_symbol.c: Likewise.
23113 * config/darwin-64.c: Likewise.
23114 * config/darwin-crt2.c: Likewise.
23115 * config/darwin-crt3.c: Likewise.
23116 * config/darwin.h: Likewise.
23117 * config/dbxelf.h: Likewise.
23118 * config/dfp-bit.c: Likewise.
23119 * config/dfp-bit.h: Likewise.
23120 * config/elfos.h: Likewise.
23121 * config/fixed-bit.c: Likewise.
23122 * config/fixed-bit.h: Likewise.
23123 * config/fp-bit.c: Likewise.
23124 * config/fp-bit.h: Likewise.
23125 * config/fr30/crti.asm: Likewise.
23126 * config/fr30/crtn.asm: Likewise.
23127 * config/fr30/lib1funcs.asm: Likewise.
23128 * config/freebsd-spec.h: Likewise.
23129 * config/frv/cmovd.c: Likewise.
23130 * config/frv/cmovh.c: Likewise.
23131 * config/frv/cmovw.c: Likewise.
23132 * config/frv/frvbegin.c: Likewise.
23133 * config/frv/frvend.c: Likewise.
23134 * config/frv/lib1funcs.asm: Likewise.
23135 * config/glibc-stdint.h: Likewise.
23136 * config/h8300/clzhi2.c: Likewise.
23137 * config/h8300/crti.asm: Likewise.
23138 * config/h8300/crtn.asm: Likewise.
23139 * config/h8300/ctzhi2.c: Likewise.
23140 * config/h8300/fixunssfsi.c: Likewise.
23141 * config/h8300/lib1funcs.asm: Likewise.
23142 * config/h8300/parityhi2.c: Likewise.
23143 * config/h8300/popcounthi2.c: Likewise.
23144 * config/i386/ammintrin.h: Likewise.
23145 * config/i386/att.h: Likewise.
23146 * config/i386/avxintrin.h: Likewise.
23147 * config/i386/biarch64.h: Likewise.
23148 * config/i386/bmmintrin.h: Likewise.
23149 * config/i386/cpuid.h: Likewise.
23150 * config/i386/cross-stdarg.h: Likewise.
23151 * config/i386/crtfastmath.c: Likewise.
23152 * config/i386/crtprec.c: Likewise.
23153 * config/i386/cygming-crtbegin.c: Likewise.
23154 * config/i386/cygming-crtend.c: Likewise.
23155 * config/i386/cygwin.asm: Likewise.
23156 * config/i386/emmintrin.h: Likewise.
23157 * config/i386/gmm_malloc.h: Likewise.
23158 * config/i386/gthr-win32.c: Likewise.
23159 * config/i386/i386.h: Likewise.
23160 * config/i386/immintrin.h: Likewise.
23161 * config/i386/linux-unwind.h: Likewise.
23162 * config/i386/linux64.h: Likewise.
23163 * config/i386/mm3dnow.h: Likewise.
23164 * config/i386/mmintrin-common.h: Likewise.
23165 * config/i386/mmintrin.h: Likewise.
23166 * config/i386/nmmintrin.h: Likewise.
23167 * config/i386/pmm_malloc.h: Likewise.
23168 * config/i386/pmmintrin.h: Likewise.
23169 * config/i386/smmintrin.h: Likewise.
23170 * config/i386/sol2-c1.asm: Likewise.
23171 * config/i386/sol2-ci.asm: Likewise.
23172 * config/i386/sol2-cn.asm: Likewise.
23173 * config/i386/sol2-gc1.asm: Likewise.
23174 * config/i386/tmmintrin.h: Likewise.
23175 * config/i386/unix.h: Likewise.
23176 * config/i386/w32-unwind.h: Likewise.
23177 * config/i386/wmmintrin.h: Likewise.
23178 * config/i386/x86-64.h: Likewise.
23179 * config/i386/x86intrin.h: Likewise.
23180 * config/i386/xmmintrin.h: Likewise.
23181 * config/ia64/crtbegin.asm: Likewise.
23182 * config/ia64/crtend.asm: Likewise.
23183 * config/ia64/crtfastmath.c: Likewise.
23184 * config/ia64/crti.asm: Likewise.
23185 * config/ia64/crtn.asm: Likewise.
23186 * config/ia64/fde-glibc.c: Likewise.
23187 * config/ia64/lib1funcs.asm: Likewise.
23188 * config/ia64/linux-unwind.h: Likewise.
23189 * config/ia64/quadlib.c: Likewise.
23190 * config/ia64/unwind-ia64.c: Likewise.
23191 * config/linux.h: Likewise.
23192 * config/m32c/m32c-lib1.S: Likewise.
23193 * config/m32c/m32c-lib2-trapv.c: Likewise.
23194 * config/m32c/m32c-lib2.c: Likewise.
23195 * config/m32r/initfini.c: Likewise.
23196 * config/m68hc11/larith.asm: Likewise.
23197 * config/m68hc11/m68hc11-crt0.S: Likewise.
23198 * config/m68k/cf.md: Likewise.
23199 * config/m68k/crti.s: Likewise.
23200 * config/m68k/crtn.s: Likewise.
23201 * config/m68k/lb1sf68.asm: Likewise.
23202 * config/m68k/linux-unwind.h: Likewise.
23203 * config/mcore/crti.asm: Likewise.
23204 * config/mcore/crtn.asm: Likewise.
23205 * config/mcore/lib1.asm: Likewise.
23206 * config/mips/linux-unwind.h: Likewise.
23207 * config/mips/loongson.h: Likewise.
23208 * config/mips/mips16.S: Likewise.
23209 * config/mmix/crti.asm: Likewise.
23210 * config/mmix/crtn.asm: Likewise.
23211 * config/pa/fptr.c: Likewise.
23212 * config/pa/hpux-unwind.h: Likewise.
23213 * config/pa/lib2funcs.asm: Likewise.
23214 * config/pa/linux-atomic.c: Likewise.
23215 * config/pa/linux-unwind.h: Likewise.
23216 * config/pa/milli64.S: Likewise.
23217 * config/pa/quadlib.c: Likewise.
23218 * config/pa/stublib.c: Likewise.
23219 * config/picochip/libgccExtras/adddi3.asm: Likewise.
23220 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
23221 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
23222 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
23223 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
23224 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
23225 * config/picochip/libgccExtras/divmod15.asm: Likewise.
23226 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
23227 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
23228 * config/picochip/libgccExtras/longjmp.asm: Likewise.
23229 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
23230 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
23231 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
23232 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
23233 * config/picochip/libgccExtras/setjmp.asm: Likewise.
23234 * config/picochip/libgccExtras/subdi3.asm: Likewise.
23235 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
23236 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
23237 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
23238 * config/rs6000/750cl.h: Likewise.
23239 * config/rs6000/altivec.h: Likewise.
23240 * config/rs6000/biarch64.h: Likewise.
23241 * config/rs6000/crtresfpr.asm: Likewise.
23242 * config/rs6000/crtresgpr.asm: Likewise.
23243 * config/rs6000/crtresxfpr.asm: Likewise.
23244 * config/rs6000/crtresxgpr.asm: Likewise.
23245 * config/rs6000/crtsavfpr.asm: Likewise.
23246 * config/rs6000/crtsavgpr.asm: Likewise.
23247 * config/rs6000/darwin-asm.h: Likewise.
23248 * config/rs6000/darwin-fallback.c: Likewise.
23249 * config/rs6000/darwin-fpsave.asm: Likewise.
23250 * config/rs6000/darwin-ldouble.c: Likewise.
23251 * config/rs6000/darwin-tramp.asm: Likewise.
23252 * config/rs6000/darwin-unwind.h: Likewise.
23253 * config/rs6000/darwin-vecsave.asm: Likewise.
23254 * config/rs6000/darwin-world.asm: Likewise.
23255 * config/rs6000/e500crtres32gpr.asm: Likewise.
23256 * config/rs6000/e500crtres64gpr.asm: Likewise.
23257 * config/rs6000/e500crtres64gprctr.asm: Likewise.
23258 * config/rs6000/e500crtrest32gpr.asm: Likewise.
23259 * config/rs6000/e500crtrest64gpr.asm: Likewise.
23260 * config/rs6000/e500crtresx32gpr.asm: Likewise.
23261 * config/rs6000/e500crtresx64gpr.asm: Likewise.
23262 * config/rs6000/e500crtsav32gpr.asm: Likewise.
23263 * config/rs6000/e500crtsav64gpr.asm: Likewise.
23264 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
23265 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
23266 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
23267 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
23268 * config/rs6000/eabi-ci.asm: Likewise.
23269 * config/rs6000/eabi-cn.asm: Likewise.
23270 * config/rs6000/eabi.asm: Likewise.
23271 * config/rs6000/linux-unwind.h: Likewise.
23272 * config/rs6000/linux64.h: Likewise.
23273 * config/rs6000/paired.h: Likewise.
23274 * config/rs6000/paired.md: Likewise.
23275 * config/rs6000/ppc64-fp.c: Likewise.
23276 * config/rs6000/ppu_intrinsics.h: Likewise.
23277 * config/rs6000/rs6000.h: Likewise.
23278 * config/rs6000/si2vmx.h: Likewise.
23279 * config/rs6000/sol-ci.asm: Likewise.
23280 * config/rs6000/sol-cn.asm: Likewise.
23281 * config/rs6000/spe.h: Likewise.
23282 * config/rs6000/spu2vmx.h: Likewise.
23283 * config/rs6000/sysv4.h: Likewise.
23284 * config/rs6000/tramp.asm: Likewise.
23285 * config/rs6000/vec_types.h: Likewise.
23286 * config/s390/linux-unwind.h: Likewise.
23287 * config/s390/tpf-unwind.h: Likewise.
23288 * config/score/crti.asm: Likewise.
23289 * config/score/crtn.asm: Likewise.
23290 * config/sh/crt1.asm: Likewise.
23291 * config/sh/crti.asm: Likewise.
23292 * config/sh/crtn.asm: Likewise.
23293 * config/sh/divtab-sh4-300.c: Likewise.
23294 * config/sh/divtab-sh4.c: Likewise.
23295 * config/sh/divtab.c: Likewise.
23296 * config/sh/lib1funcs-4-300.asm: Likewise.
23297 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
23298 * config/sh/lib1funcs.asm: Likewise.
23299 * config/sh/lib1funcs.h: Likewise.
23300 * config/sh/linux-atomic.asm: Likewise.
23301 * config/sh/linux-unwind.h: Likewise.
23302 * config/sh/shmedia.h: Likewise.
23303 * config/sh/sshmedia.h: Likewise.
23304 * config/sh/ushmedia.h: Likewise.
23305 * config/sparc/crtfastmath.c: Likewise.
23306 * config/sparc/linux-unwind.h: Likewise.
23307 * config/sparc/sol2-c1.asm: Likewise.
23308 * config/sparc/sol2-ci.asm: Likewise.
23309 * config/sparc/sol2-cn.asm: Likewise.
23310 * config/spu/divmodti4.c: Likewise.
23311 * config/spu/divv2df3.c: Likewise.
23312 * config/spu/float_disf.c: Likewise.
23313 * config/spu/float_unsdidf.c: Likewise.
23314 * config/spu/float_unsdisf.c: Likewise.
23315 * config/spu/float_unssidf.c: Likewise.
23316 * config/spu/mfc_multi_tag_release.c: Likewise.
23317 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23318 * config/spu/mfc_tag_release.c: Likewise.
23319 * config/spu/mfc_tag_reserve.c: Likewise.
23320 * config/spu/mfc_tag_table.c: Likewise.
23321 * config/spu/multi3.c: Likewise.
23322 * config/spu/spu_internals.h: Likewise.
23323 * config/spu/spu_intrinsics.h: Likewise.
23324 * config/spu/spu_mfcio.h: Likewise.
23325 * config/spu/vec_types.h: Likewise.
23326 * config/spu/vmx2spu.h: Likewise.
23327 * config/stormy16/stormy16-lib2.c: Likewise.
23328 * config/svr4.h: Likewise.
23329 * config/sync.c: Likewise.
23330 * config/v850/lib1funcs.asm: Likewise.
23331 * config/vxlib-tls.c: Likewise.
23332 * config/vxlib.c: Likewise.
23333 * config/vxworks-dummy.h: Likewise.
23334 * config/xtensa/crti.asm: Likewise.
23335 * config/xtensa/crtn.asm: Likewise.
23336 * config/xtensa/ieee754-df.S: Likewise.
23337 * config/xtensa/ieee754-sf.S: Likewise.
23338 * config/xtensa/lib1funcs.asm: Likewise.
23339 * config/xtensa/lib2funcs.S: Likewise.
23340 * config/xtensa/linux-unwind.h: Likewise.
23341 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23342 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23343 * coretypes.h: Likewise.
23344 * crtstuff.c: Likewise.
23345 * defaults.h: Likewise.
23346 * dwarf2.h: Likewise.
23347 * emutls.c: Likewise.
23348 * gbl-ctors.h: Likewise.
23349 * gcov-io.h: Likewise.
23350 * ginclude/float.h: Likewise.
23351 * ginclude/iso646.h: Likewise.
23352 * ginclude/stdarg.h: Likewise.
23353 * ginclude/stdbool.h: Likewise.
23354 * ginclude/stddef.h: Likewise.
23355 * ginclude/stdfix.h: Likewise.
23356 * ginclude/stdint-gcc.h: Likewise.
23357 * ginclude/tgmath.h: Likewise.
23358 * gthr-aix.h: Likewise.
23359 * gthr-dce.h: Likewise.
23360 * gthr-gnat.c: Likewise.
23361 * gthr-gnat.h: Likewise.
23362 * gthr-lynx.h: Likewise.
23363 * gthr-mipssde.h: Likewise.
23364 * gthr-nks.h: Likewise.
23365 * gthr-posix.c: Likewise.
23366 * gthr-posix.h: Likewise.
23367 * gthr-posix95.h: Likewise.
23368 * gthr-rtems.h: Likewise.
23369 * gthr-single.h: Likewise.
23370 * gthr-solaris.h: Likewise.
23371 * gthr-tpf.h: Likewise.
23372 * gthr-vxworks.h: Likewise.
23373 * gthr-win32.h: Likewise.
23374 * gthr.h: Likewise.
23375 * libgcc2.c: Likewise.
23376 * libgcc2.h: Likewise.
23377 * libgcov.c: Likewise.
23378 * tsystem.h: Likewise.
23379 * typeclass.h: Likewise.
23380 * unwind-c.c: Likewise.
23381 * unwind-compat.h: Likewise.
23382 * unwind-dw2-fde-compat.c: Likewise.
23383 * unwind-dw2-fde-darwin.c: Likewise.
23384 * unwind-dw2-fde-glibc.c: Likewise.
23385 * unwind-dw2-fde.c: Likewise.
23386 * unwind-dw2-fde.h: Likewise.
23387 * unwind-dw2.c: Likewise.
23388 * unwind-dw2.h: Likewise.
23389 * unwind-generic.h: Likewise.
23390 * unwind-pe.h: Likewise.
23391 * unwind-sjlj.c: Likewise.
23392 * unwind.inc: Likewise.
23393 * config/arm/neon-gen.ml: Change generated copyright header to
23394 refer to version 3 of the GNU General Public License with
23395 version 3.1 of the GCC Runtime Library Exception and to point
23396 readers at the COPYING3 and COPYING3.RUNTIME files and the
23397 FSF's license web page.
23398 * config/arm/arm_neon.h: Regenerate.
23400 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23402 * config/cris/cris.md: Change copyright header to refer to version
23403 3 of the GNU General Public License.
23404 * doc/install.texi2html: Change copyright header to refer to version
23405 3 of the GNU General Public License and to point readers at the
23406 COPYING3 file and the FSF's license web page.
23407 * config/vax/linux.h: Likewise.
23409 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23411 * config/i386/i386.md (cmpcc): New.
23412 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23413 (sync_compare_and_swap_cc*): Delete.
23415 * config/s390/s390.c (s390_compare_emitted): Remove.
23416 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23417 s390_compare_emitted used to be handled. Assert that modes match.
23418 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23419 refer to sync_compare_and_swap_ccsi.
23420 * config/s390/s390.h (s390_compare_emitted): Remove.
23421 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23422 instead of s390_compare_emitted.
23423 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23424 instead of s390_compare_emitted.
23425 * config/s390/s390.md (cmpcc): New.
23426 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23427 CC_REGNUM, do not pretend it's set.
23428 (sync_compare_and_swap_cc*): Delete.
23429 * config/s390/predicates.md (cc_reg_operand): New.
23431 * expr.c (sync_compare_and_swap_cc): Delete.
23432 * optabs.h (sync_compare_and_swap_cc): Delete.
23433 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23434 is being used with can_compare_p.
23435 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23436 (find_cc_set): New.
23437 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23438 look for a MODE_CC set instead. Use emit_store_flag.
23439 (expand_compare_and_swap_loop): Likewise, with some additional
23440 complication to avoid a force_reg when useless. Use
23441 emit_cmp_and_jump_insns.
23442 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23443 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23444 sync_compare_and_swap documentation.
23446 2009-04-09 Jan Hubicka <jh@suse.cz>
23448 * except.c (find_prev_try): Break out from ....
23449 (duplicate_eh_regions): ... here; properly update prev_try pointers
23450 when duplication part of tree.
23451 (dump_eh_tree): Improve dumping.
23452 (verify_eh_region): New.
23453 (verify_eh_tree): Use it.
23455 2009-04-06 Richard Guenther <rguenther@suse.de>
23457 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23458 &ARRAY addresses by adjusting their types and prepending
23460 * tree-cfg.c (verify_gimple_assign_single): Verify that
23461 addresses are correct.
23463 2009-04-09 Richard Guenther <rguenther@suse.de>
23465 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23466 indices into an array reference if possible.
23467 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23468 Fold POINTER_PLUS_EXPR statements with invariant address.
23470 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23473 * config.gcc (powerpc64-*-linux*): Always build biarch.
23475 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23478 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23479 it and pedwarn if this results in an INTEGER_CST.
23481 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23483 * doc/install.texi: Update minimum GMP version. Remove obsolete
23484 text in MPFR section.
23486 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23488 * dwarf2out.c (class_scope_p): New static inline.
23489 (class_or_namespace_scope_p): Use it.
23490 (gen_variable_die): Use DW_TAG_member tag for static data member
23491 declarations instead of DW_TAG_variable.
23493 PR middle-end/39573
23494 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23497 2009-04-08 Richard Guenther <rguenther@suse.de>
23499 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23500 valueize random data.
23502 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23504 * config.gcc (aix tm_file): Add aix-stdint.h.
23505 (aix tm clause use_gcc_stdint): Set to wrap.
23506 * config/rs6000/aix-stdint.h: New file.
23508 2009-04-08 Richard Guenther <rguenther@suse.de>
23510 PR middle-end/36291
23511 * tree-dfa.c (add_referenced_var): Do not recurse into
23512 global initializers.
23513 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23515 (fold_const_aggregate_ref): Likewise.
23517 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23519 * recog.c (ordered_comparison_operator): New.
23520 * gensupport.c (std_preds): Add it.
23521 * doc/md.texi (Machine-Independent Predicates): Document it.
23523 2009-04-08 Jan Hubicka <jh@suse.cz>
23525 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23526 * function.h (rtl_eh): Remove exception_handler_label_map.
23527 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23528 remove_exception_handler_label, for_each_eh_label_1): Remove.
23529 (rtl_remove_unreachable_regions): Remove.
23530 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23531 (find_exception_handler_labels): Don't build the hashtable.
23532 (maybe_remove_eh_handler): Remove.
23533 (for_each_eh_label): Rewrite to walk the tree.
23534 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23535 * except.h (maybe_remove_eh_handler): Remove.
23536 * passes.c (init_optimization_passes): Schedule second EH cleanup
23538 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23539 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23541 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23543 * genoutput.c (validate_optab_operands): New.
23544 (gen_insn, gen_expand): Call it.
23546 * genflags.c (gen_insn): Detect misused iterators.
23547 (main): Pass line_no to gen_insn, exit with status 1 on error.
23549 * genextract.c (line_no): Make global.
23550 (VEC_safe_set_locstr): Change assertion to error message.
23551 (main): Exit with status 1 on error.
23553 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23557 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23558 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23559 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23560 * c-convert.c (convert): Do not call fold on results of conversion
23561 functions when the result is a C_MAYBE_CONST_EXPR.
23562 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23563 of __builtin_choose_expr.
23564 * c-typeck.c (remove_c_maybe_const_expr): New.
23565 (build_unary_op, build_conditional_expr, build_compound_expr,
23566 build_binary_op, c_objc_common_truthvalue_conversion): Call
23567 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23570 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23572 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23573 CODE to produce a new one. Add a prototype to use fold_convert_const
23575 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23578 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23579 mix declarations and code.
23581 2009-04-08 Ben Elliston <bje@au.ibm.com>
23583 * gcc.c: Replace `CC' with `GCC' throughout.
23585 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23587 * doc/invoke.texi: Document Atom support.
23589 2009-04-07 Jason Merrill <jason@redhat.com>
23592 * c-common.h, c-common.c: Add flag_pretty_templates.
23593 * c-opts.c (c_common_handle_option): Set it.
23594 * c.opt: Add -fno-pretty-templates.
23595 * doc/invoke.texi (C++ Dialect Options): Likewise.
23597 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23599 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23600 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23601 (ia64_expand_builtin): Likewise.
23603 2009-04-07 Martin Jambor <mjambor@suse.cz>
23605 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23606 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23607 ADDR_EXPRS are include too.
23609 2009-04-07 Richard Guenther <rguenther@suse.de>
23611 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23612 decls are only used if passes as parameters or if they are
23613 local statics and the call is not to a builtin.
23614 (call_may_clobber_ref_p_1): Likewise.
23616 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23618 * expr.c (do_store_flag): Remove last argument. Simplify code
23619 to avoid duplication of tests already done by can_compare_p.
23620 (expand_expr_real_1): Adjust caller.
23622 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23624 * optabs.c (can_compare_p): Test the predicate of a
23625 cbranch and cstore pattern.
23627 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23629 * expr.c (convert_move): Use emit_store_flag instead of
23632 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23634 * config/i386/i386.c (ix86_compare_emitted): Remove.
23635 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23636 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23637 * config/i386/i386.h (ix86_compare_emitted): Remove.
23638 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23639 instead of ix86_compare_emitted.
23640 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23642 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23644 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23645 Add t-sysroot-suffix to tmake_file.
23646 * config/print-sysroot-suffix.sh: New file.
23647 * config/t-sysroot-suffix: New file.
23649 2009-04-07 Ben Elliston <bje@au.ibm.com>
23651 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23652 as the latter produces a warning when the target does not support
23655 2009-04-07 Ben Elliston <bje@au.ibm.com>
23657 * dfp.c: Replace type punning assignments with memcpy throughout.
23658 * Makefile.in (dfp.o-warn): Remove.
23660 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23663 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23664 Include soft-fp/t-softfp after rs6000/t-linux64.
23666 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23668 * stor-layout.c (set_sizetype): Use the full precision of their
23669 machine mode for bitsize types.
23671 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23673 * config/i386/i386.md: Revert 2 accidental checkins.
23675 2009-04-06 Joey Ye <joey.ye@intel.com>
23676 Xuepeng Guo <xuepeng.guo@intel.com>
23677 H.J. Lu <hongjiu.lu@intel.com>
23679 Atom pipeline model, tuning and insn selection.
23680 * config.gcc (atom): Add atom config options and target.
23682 * config/i386/atom.md: New.
23684 * config/i386/i386.c (atom_cost): New cost.
23685 (m_ATOM): New macro flag.
23686 (initial_ix86_tune_features): Set m_ATOM.
23687 (x86_accumulate_outgoing_args): Likewise.
23688 (x86_arch_always_fancy_math_387): Likewise.
23689 (processor_target): Add Atom cost.
23690 (cpu_names): Add Atom cpu name.
23691 (override_options): Set Atom ISA.
23692 (ix86_issue_rate): New case PROCESSOR_ATOM.
23693 (ix86_adjust_cost): Likewise.
23695 * config/i386/i386.h (TARGET_ATOM): New target macro.
23696 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23697 (TARGET_OPT_AGU): New target option.
23698 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23699 (processor_type): Add PROCESSOR_ATOM.
23701 * config/i386/i386.md (cpu): Add new value "atom".
23702 (use_carry, movu): New attr.
23703 (atom.md): Include atom.md.
23704 (adddi3_carry_rex64): Set attr "use_carry".
23705 (addqi3_carry): Likewise.
23706 (addhi3_carry): Likewise.
23707 (addsi3_carry): Likewise.
23708 (*addsi3_carry_zext): Likewise.
23709 (subdi3_carry_rex64): Likewise.
23710 (subqi3_carry): Likewise.
23711 (subhi3_carry): Likewise.
23712 (subsi3_carry): Likewise.
23713 (x86_movdicc_0_m1_rex64): Likewise.
23714 (*x86_movdicc_0_m1_se): Likewise.
23715 (x86_movsicc_0_m1): Likewise.
23716 (*x86_movsicc_0_m1_se): Likewise.
23717 (*adddi_1_rex64): Emit add insn as much as possible.
23718 (*addsi_1): Likewise.
23719 (return_internal): Set atom_unit.
23720 (return_internal_long): Likewise.
23721 (return_pop_internal): Likewise.
23722 (*rcpsf2_sse): Set atom_sse_attr attr.
23723 (*qrt<mode>2_sse): Likewise.
23724 (*prefetch_sse): Likewise.
23726 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23728 (ix86_target_macros_internal): Likewise.
23730 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23731 (*prefetch_sse_rex): Likewise.
23732 (sse_rcpv4sf2): Likewise.
23733 (sse_vmrcpv4sf2): Likewise.
23734 (sse_sqrtv4sf2): Likewise.
23735 (<sse>_vmsqrt<mode>2): Likewise.
23736 (sse_ldmxcsr): Likewise.
23737 (sse_stmxcsr): Likewise.
23738 (*sse_sfence): Likewise.
23739 (sse2_clflush): Likewise.
23740 (*sse2_mfence): Likewise.
23741 (*sse2_lfence): Likewise.
23742 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23743 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23744 (avx_movdqu<avxmodesuffix>): Likewise.
23745 (avx_lddqu<avxmodesuffix>): Likewise.
23746 (sse2_movntv2di): Change attr "type" to "ssemov".
23747 (sse2_movntsi): Likewise.
23748 (rsqrtv8sf2): Change attr "type" to "sseadd".
23749 (sse3_addsubv2df3): Set attr "atom_unit".
23750 (sse3_h<plusminus_insn>v4sf3): Likewise.
23751 (*sse2_pmaddwd): Likewise.
23752 (*vec_extractv2di_1_rex64): Likewise.
23753 (*vec_extractv2di_1_avx): Likewise.
23754 (sse2_psadbw): Likewise.
23755 (ssse3_phaddwv8hi3): Likewise.
23756 (ssse3_phaddwv4hi3): Likewise.
23757 (ssse3_phadddv4si3): Likewise.
23758 (ssse3_phadddv2si3): Likewise.
23759 (ssse3_phaddswv8hi3): Likewise.
23760 (ssse3_phaddswv4hi3): Likewise.
23761 (ssse3_phsubwv8hi3): Likewise.
23762 (ssse3_phsubwv4hi3): Likewise.
23763 (ssse3_phsubdv4si3): Likewise.
23764 (ssse3_phsubdv2si3): Likewise.
23765 (ssse3_phsubswv8hi3): Likewise.
23766 (ssse3_phsubswv4hi3): Likewise.
23767 (ssse3_pmaddubsw128): Likewise.
23768 (sse3_pmaddubsw: Likewise.
23769 (ssse3_palignrti): Likewise.
23770 (ssse3_palignrdi): Likewise.
23772 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23774 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23776 2009-04-06 Richard Guenther <rguenther@suse.de>
23778 PR tree-optimization/28868
23779 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23780 of which PHI results we inserted.
23781 (insert_into_preds_of_block): Record inserted PHIs.
23782 (eliminate): Eliminate redundant PHI nodes.
23783 (init_pre): Init inserted_phi_names.
23785 2009-04-06 Richard Guenther <rguenther@suse.de>
23787 PR tree-optimization/39643
23788 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23789 IMAGPART_EXPRs of complex constants.
23790 (execute_fold_all_builtins): If we folded a call queue
23791 TODO_update_address_taken.
23793 2009-04-06 Jan Hubicka <jh@suse.cz>
23795 PR middle-end/39659
23796 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23799 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23801 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23803 (ic_invalidate_array): Likewise.
23805 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23807 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23808 alignment for library calls.
23810 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23812 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23813 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23814 * config/i386/mingw-stdint.h: New file.
23816 2009-04-05 Richard Guenther <rguenther@suse.de>
23818 PR tree-optimization/39648
23819 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23820 our &A vs. &A[0] IL deficiencies.
23822 2009-04-04 Jan Hubicka <jh@suse.cz>
23824 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23825 removed toplevel regions.
23826 (sjlj_mark_call_sites): Likewise.
23828 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23830 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23831 (cygwin tm clause use_gcc_stdint): Set to wrap.
23832 * config/i386/cygwin-stdint.h: New file.
23834 2009-04-04 Richard Guenther <rguenther@suse.de>
23836 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23837 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23838 single-argument PHIs if we are in loop-closed SSA form.
23839 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23840 for the pre-condition.
23841 (slpeel_tree_peel_loop_to_edge): Likewise.
23842 (vect_build_loop_niters): Take an optional sequence to append stmts.
23843 (vect_generate_tmps_on_preheader): Likewise.
23844 (vect_do_peeling_for_loop_bound): Take extra guards for the
23846 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23847 the cost model check.
23848 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23849 guards if we are going to peel. Do not apply versioning in that case.
23850 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23851 (vect_do_peeling_for_loop_bound): Likewise.
23852 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23853 loop bound only record extra pre-conditions, do not apply loop
23856 2009-04-04 Richard Guenther <rguenther@suse.de>
23858 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23861 2009-04-04 Jan Hubicka <jh@suse.cz>
23863 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23864 last_basic_block for size of bb->index indexed array.
23865 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23866 compute_out, link_btr_uses, build_btr_def_use_webs,
23867 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23869 2009-04-04 Jan Hubicka <jh@suse.cz>
23871 * except.c (remove_eh_handler_and_replace): Break out from ...
23872 (remove_eh_handler): ... here.
23873 (bring_to_root): New function.
23874 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23875 handled ones, bring others to root of tree.
23877 2009-04-04 Jan Hubicka <jh@suse.cz>
23879 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23880 (all_phis_safe_to_merge): New function.
23881 (update_info): New structure.
23882 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23883 (cleanup_empty_eh): Update SSA if possible.
23885 2009-04-04 Richard Guenther <rguenther@suse.de>
23887 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23888 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23889 (append_vuse): Likewise.
23891 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23893 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23894 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23895 instead of REG_UNSAVED for DW_CFA_undefined.
23896 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23897 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23900 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23903 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23905 2009-04-04 Richard Guenther <rguenther@suse.de>
23907 PR tree-optimization/8781
23908 PR tree-optimization/37892
23909 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23910 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23911 (valueize_refs): Call it for *& valueizations.
23912 (shared_reference_ops_from_ref): Rename to ...
23913 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23914 (shared_reference_ops_from_call): Rename to ...
23915 (valueize_shared_reference_ops_from_call): ... this and valueize.
23916 (vn_reference_lookup): Update.
23917 (visit_reference_op_call): Likewise.
23918 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23919 (eliminate): Value-replace the call address in call statements.
23921 2009-04-04 Richard Guenther <rguenther@suse.de>
23923 PR tree-optimization/39636
23924 * tree-ssa-forwprop.c
23925 (forward_propagate_addr_into_variable_array_index): Check for
23926 GIMPLE_ASSIGN before accessing the rhs code.
23928 2009-04-03 Jason Merrill <jason@redhat.com>
23930 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23932 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23934 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23935 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23936 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23937 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23938 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23939 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23940 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23941 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23942 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23943 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23944 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23945 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23946 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23947 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23948 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23949 Use fr_reg_or_fp01_operand instead of fr_register_operand
23951 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23952 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23953 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23955 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23957 PR rtl-optimization/39607
23958 PR rtl-optimization/39631
23962 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23963 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23964 instead of DF_LR_OUT.
23965 * ira-lives.c (process_bb_node_lives): Ditto.
23966 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23967 instead of DF_LR_{OUT,IN}.
23968 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23969 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23971 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23973 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23974 (execute_lower_omp): Always run but take the short way out if -fopenmp
23976 (gate_lower_omp): Remove, forcing the pass manager to always run the
23977 pass and always set PROP_gimple_lomp.
23978 (pass_lower_omp): Remove gate function.
23979 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23980 PROP_trees. Instead, require it.
23981 * ipa-cp.c (pass_ipa_cp): Likewise.
23982 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23983 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23984 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23985 and PROP_gimple_leh.
23987 2009-04-03 Richard Guenther <rguenther@suse.de>
23989 PR middle-end/13146
23990 PR tree-optimization/23940
23991 PR tree-optimization/33237
23992 PR middle-end/33974
23993 PR middle-end/34093
23994 PR tree-optimization/36201
23995 PR tree-optimization/36230
23996 PR tree-optimization/38049
23997 PR tree-optimization/38207
23998 PR tree-optimization/38230
23999 PR tree-optimization/38301
24000 PR tree-optimization/38585
24001 PR middle-end/38895
24002 PR tree-optimization/38985
24003 PR tree-optimization/39299
24004 * tree-ssa-structalias.h: Remove.
24005 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
24006 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
24007 (struct vuse_element_d): Remove.
24008 (struct vuse_vec_d): Likewise.
24009 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
24010 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
24011 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
24012 VUSE_ELEMENT_VAR): Likewise.
24013 (struct voptype_d): Likewise.
24014 (NUM_VOP_FREE_BUCKETS): Likewise.
24015 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
24016 (struct stmt_operands_d): Remove.
24017 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
24018 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
24019 VDEF_NUM, VDEF_VECT): Likewise.
24020 (copy_virtual_operands): Remove.
24021 (operand_build_cmp): Likewise.
24022 (create_ssa_artificial_load_stmt): Likewise.
24023 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
24024 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
24025 vuse_index and mayuse_index members. Pack and move done and iter_type
24026 members to the front.
24027 (SSA_OP_VMAYUSE): Remove.
24028 (SSA_OP_VIRTUAL_USES): Adjust.
24029 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
24030 (unlink_stmt_vdef): Declare.
24031 (add_to_addressable_set): Remove.
24032 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
24033 (vrp_visit_stmt): Likewise.
24034 * doc/tree-ssa.texi (Alias analysis): Update.
24035 * doc/invoke.texi (max-aliased-vops): Remove docs.
24036 (avg-aliased-vops): Likewise.
24037 * tree-into-ssa.c (syms_to_rename): Remove.
24038 (need_to_update_vops_p): Likewise.
24039 (need_to_initialize_update_ssa_p): Rename to ...
24040 (update_ssa_initialized_fn): ... this. Track function we are
24042 (symbol_marked_for_renaming): Simplify.
24043 (add_new_name_mapping): Do not set need_to_update_vops_p.
24044 (dump_currdefs): Use SYMS_TO_RENAME.
24045 (rewrite_update_stmt): Always walk all uses/defs.
24046 (dump_update_ssa): Adjust.
24047 (init_update_ssa): Take function argument. Track what we are
24049 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
24050 (create_new_def_for): Initialize for cfun, assert we are initialized
24052 (mark_sym_for_renaming): Simplify.
24053 (mark_set_for_renaming): Do not initialize update-ssa.
24054 (need_ssa_update_p): Simplify. Take function argument.
24055 (name_mappings_registered_p): Assert we ask for the correct function.
24056 (name_registered_for_update_p): Likewise.
24057 (ssa_names_to_replace): Likewise.
24058 (release_ssa_name_after_update_ssa): Likewise.
24059 (update_ssa): Likewise. Use SYMS_TO_RENAME.
24060 (dump_decl_set): Do not print a newline.
24061 (debug_decl_set): Do it here.
24062 (dump_update_ssa): And here.
24063 * tree-ssa-loop-im.c (move_computations): Adjust.
24064 (movement_possibility): Likewise.
24065 (determine_max_movement): Likewise.
24066 (gather_mem_refs_stmt): Likewise.
24067 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
24068 or NAME_MEMORY_TAG.
24069 * tree-complex.c (update_all_vops): Remove.
24070 (expand_complex_move): Adjust.
24071 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
24072 Simplify test for memory referencing statement. Exclude
24073 non-invariant ADDR_EXPRs.
24074 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
24075 * tree-loop-distribution.c (generate_memset_zero): Adjust.
24076 (rdg_flag_uses): Likewise.
24077 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
24079 (tree_optimize_tail_calls_1): Also split the
24080 edge from the entry block if we have degenerate PHI nodes in
24081 the first basic block.
24082 * tree.c (init_ttree): Remove memory-tag related code.
24083 (tree_code_size): Likewise.
24084 (tree_node_structure): Likewise.
24085 (build7_stat): Re-write to be build6_stat.
24086 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
24087 (SSA_VAR_P): Adjust.
24088 (struct tree_memory_tag): Remove.
24089 (struct tree_memory_partition_tag): Likewise.
24090 (union tree_node): Adjust.
24091 (build7): Re-write to be build6.
24092 * tree-pass.h (pass_reset_cc_flags): Remove.
24093 (TODO_update_address_taken): New flag.
24094 (pass_simple_dse): Remove.
24095 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
24096 * params.h (MAX_ALIASED_VOPS): Remove.
24097 (AVG_ALIASED_VOPS): Likewise.
24098 * omp-low.c (expand_omp_taskreg): Update SSA form.
24099 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
24100 aliases the lhs in a copy stmt.
24101 * tree-ssa-dse.c (struct address_walk_data): Remove.
24102 (memory_ssa_name_same): Likewise.
24103 (memory_address_same): Likewise.
24104 (get_kill_of_stmt_lhs): Likewise.
24105 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
24106 unused stores. Look through PHI nodes into post-dominated regions.
24107 (dse_optimize_stmt): Simplify. Properly remove stores.
24108 (tree_ssa_dse): Compute dominators.
24109 (execute_simple_dse): Remove.
24110 (pass_simple_dse): Likewise.
24111 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
24112 gimple_loaded_syms and gimple_stored_syms computation.
24113 * toplev.c (dump_memory_report): Dump alias and pta stats.
24114 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
24115 (vn_reference_eq): Likewise.
24116 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
24117 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
24118 valueize_vuses): Remove.
24119 (get_def_ref_stmt_vuses): Simplify. Rename to ...
24120 (get_def_ref_stmt_vuse): ... this.
24121 (vn_reference_lookup_2): New function.
24122 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
24123 walking equivalent vuses. Simplify.
24124 (vn_reference_lookup): Likewise.
24125 (vn_reference_insert): Likewise.
24126 (vn_reference_insert_pieces): Likewise.
24127 (visit_reference_op_call): Simplify.
24128 (visit_reference_op_load): Likewise.
24129 (visit_reference_op_store): Likewise.
24130 (init_scc_vn): Remove shared_lookup_vuses initialization.
24131 (free_scc_vn): Remove shared_lookup_vuses freeing.
24132 (sort_vuses, sort_vuses_heap): Remove.
24133 (get_ref_from_reference_ops): Export.
24134 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
24135 vector with single vuse pointer.
24136 (vn_reference_lookup_pieces, vn_reference_lookup,
24137 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
24138 (shared_vuses_from_stmt): Remove.
24139 (get_ref_from_reference_ops): Declare.
24140 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
24141 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
24142 memory-tag related code.
24143 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
24144 (likely_value): Add comment, skip static-chain of call statements.
24145 (surely_varying_stmt_p): Adjust.
24146 (gimplify_and_update_call_from_tree): Likewise.
24147 (execute_fold_all_builtins): Do not rebuild alias info.
24148 (gimplify_and_update_call_from_tree): Properly update VOPs.
24149 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
24150 (copy_ref_info): Remove memory-tag related code.
24151 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
24152 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
24153 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
24155 * tree-ssa-dom.c (gimple_p): Remove typedef.
24156 (eliminate_redundant_computations): Adjust.
24157 (record_equivalences_from_stmt): Likewise.
24158 (avail_expr_hash): Likewise.
24159 (avail_expr_eq): Likewise.
24160 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
24161 (stmt_makes_single_load): Likewise.
24162 (stmt_makes_single_store): Likewise.
24163 * tree-ssa-alias.c: Rewrite completely.
24164 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
24165 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
24166 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
24167 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
24168 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
24169 Remove public functions.
24170 (pass_reset_cc_flags): Remove.
24171 (pass_build_alias): Move ...
24172 * tree-ssa-structalias.c (pass_build_alias): ... here.
24173 * tree-ssa-alias.c (may_be_aliased): Move ...
24174 * tree-flow-inline.h (may_be_aliased): ... here.
24175 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
24176 count_uses_and_derefs): Move ...
24177 * gimple.c: ... here.
24178 * gimple.h (count_uses_and_derefs): Declare.
24179 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
24180 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
24181 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
24182 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
24183 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
24184 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
24185 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
24187 * tree-dfa.c (refs_may_alias_p): Move ...
24188 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
24189 * tree-ssa-alias.h: New file.
24190 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
24191 (statement_sink_location): Likewise.
24192 * opts.c (decode_options): Do not adjust max-aliased-vops or
24193 avg-aliased-vops values.
24194 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
24195 (TV_CALL_CLOBBER): Likewise.
24196 (TV_FLOW_SENSITIVE): Likewise.
24197 (TV_FLOW_INSENSITIVE): Likewise.
24198 (TV_MEMORY_PARTITIONING): Likewise.
24199 (TV_ALIAS_STMT_WALK): New timevar.
24200 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
24201 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
24202 (get_address_description): Remove memory-tag related code.
24203 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
24204 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
24205 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
24206 and immediate uses in statements. Document.
24207 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
24208 (dump_symbols): Remove.
24209 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
24210 * alias.c (get_deref_alias_set): New function split out from ...
24211 (get_alias_set): ... here.
24212 * alias.h (get_deref_alias_set): Declare.
24213 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
24214 type parameter. Remove restrict pointer handling. Create a
24215 ref-all pointer in case type-based alias sets do not conflict.
24216 (vect_analyze_data_refs): Remove SMT related code.
24217 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
24218 (vectorizable_load): Likewise.
24219 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
24220 (DR_SYMBOL_TAG, DR_VOPS): Remove.
24221 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
24222 Ignore vops and SMTs.
24223 (dr_analyze_alias): Likewise..
24224 (free_data_ref): Likewise.
24225 (create_data_ref): Likewise.
24226 (analyze_all_data_dependences): Likewise.
24227 (get_references_in_stmt): Adjust.
24228 * tree-flow-inline.h (gimple_aliases_computed_p,
24229 gimple_addressable_vars, gimple_call_clobbered_vars,
24230 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
24231 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
24232 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
24233 gimple_mem_ref_stats): Remove.
24234 (gimple_vop): New function.
24235 (op_iter_next_use): Remove vuses and mayuses cases.
24236 (op_iter_next_def): Remove vdefs case.
24237 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
24238 (clear_and_done_ssa_iter): Do not set removed fields.
24239 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
24240 Assert we are not iterating over vuses or vdefs if not also
24241 iterating over uses or defs.
24242 (op_iter_init_use): Likewise.
24243 (op_iter_init_def): Likewise.
24244 (op_iter_next_vdef): Remove.
24245 (op_iter_next_mustdef): Likewise.
24246 (op_iter_init_vdef): Likewise.
24247 (compare_ssa_operands_equal): Likewise.
24248 (link_use_stmts_after): Handle vuse operand.
24249 (is_call_used): Use is_call_clobbered.
24250 (is_call_clobbered): Global variables are always call clobbered,
24251 query the call-clobbers bitmap.
24252 (mark_call_clobbered): Ignore global variables.
24253 (clear_call_clobbered): Likewise.
24254 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
24255 virtual operands sanity check.
24256 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
24258 (TARGET_MEM_REF): Remove TMR_TAG operand.
24259 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
24260 Remove call-clobber related code.
24261 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
24262 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
24263 partitions or escape reason.
24264 (get_single_def_stmt, get_single_def_stmt_from_phi,
24265 get_single_def_stmt_with_phi): Remove.
24266 (dump_referenced_vars): Tidy.
24267 (get_ref_base_and_extent): Allow bare decls.
24268 (collect_dfa_stats): Adjust.
24269 * graphite.c (rename_variables_in_stmt): Adjust.
24270 (graphite_copy_stmts_from_block): Likewise.
24271 (translate_clast): Likewise.
24272 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
24274 (translate_vuse_through_block): Use the oracle.
24275 (phi_translate_1): Adjust.
24276 (value_dies_in_block_x): Use the oracle. Cache the outcome
24278 (valid_in_sets): Check if the VUSE for
24279 a REFERENCE is available.
24280 (eliminate): Do not remove stmts during elimination,
24281 instead queue and remove them afterwards.
24282 (do_pre): Do not rebuild alias info.
24283 (pass_pre): Run TODO_rebuild_alias before PRE.
24284 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
24285 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
24286 (mark_all_v_defs_stmt): Remove.
24287 (mark_all_v_defs_seq): Adjust.
24288 (sra_replace): Likewise.
24289 (scalarize_use): Likewise.
24290 (scalarize_copy): Likewise.
24291 (scalarize_init): Likewise.
24292 (scalarize_ldst): Likewise.
24293 (todoflags): Remove.
24294 (tree_sra): Do not rebuild alias info.
24295 (tree_sra_early): Adjust.
24296 (pass_sra): Run TODO_update_address_taken before SRA.
24297 * tree-predcom.c (set_alias_info): Remove.
24298 (prepare_initializers_chain): Do not call it.
24299 (mark_virtual_ops_for_renaming): Adjust.
24300 (mark_virtual_ops_for_renaming_list): Remove.
24301 (initialize_root_vars): Adjust.
24302 (initialize_root_vars_lm): Likewise.
24303 (prepare_initializers_chain): Likewise.
24304 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
24305 (may_propagate_copy_into_stmt): Likewise.
24306 (merge_alias_info): Do nothing for now.
24307 (propagate_tree_value_into_stmt): Adjust.
24308 (stmt_may_generate_copy): Likewise.
24309 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24310 not mark symbols for renaming.
24311 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24312 with the same statement, make sure to update the new pointed-to one.
24313 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24314 call statements, do not mark symbols for renaming.
24315 (mark_operand_necessary): Dump something.
24316 (ref_may_be_aliased): New function.
24317 (mark_aliased_reaching_defs_necessary_1): New helper function.
24318 (mark_aliased_reaching_defs_necessary): Likewise.
24319 (mark_all_reaching_defs_necessary_1): Likewise.
24320 (mark_all_reaching_defs_necessary): Likewise.
24321 (propagate_necessity): Do not process virtual PHIs. For
24322 non-aliased loads mark all reaching definitions as necessary.
24323 For aliased loads and stores mark the immediate dominating
24324 aliased clobbers as necessary.
24325 (visited): New global static.
24326 (perform_tree_ssa_dce): Free visited bitmap after propagating
24328 (remove_dead_phis): Perform simple dead virtual PHI removal.
24329 (remove_dead_stmt): Properly unlink virtual operands when
24331 (eliminate_unnecessary_stmts): Schedule PHI removal after
24333 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24334 (process_replaceable): Likewise.
24335 (find_replaceable_in_bb): Likewise.
24336 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24337 based on the single gimple vop.
24338 (verify_flow_insensitive_alias_info): Remove.
24339 (verify_flow_sensitive_alias_info): Likewise.
24340 (verify_call_clobbering): Likewise.
24341 (verify_memory_partitions): Likewise.
24342 (verify_alias_info): Likewise.
24343 (verify_ssa): Adjust..
24344 (execute_update_addresses_taken): Export. Update SSA
24345 manually. Optimize only when optimizing. Use a local bitmap.
24346 (pass_update_address_taken): Remove TODO_update_ssa, add
24348 (pass_update_address_taken): Just use TODO_update_address_taken.
24349 (init_tree_ssa): Do not initialize addressable_vars.
24350 (verify_ssa): Verify new VUSE / VDEF properties.
24351 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24352 Do not call verify_alias_info.
24353 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24354 Do not free the loaded and stored syms bitmaps. Reset the escaped
24355 and callused solutions. Do not free addressable_vars.
24356 Remove memory-tag related code.
24357 (warn_uninitialized_var): Aliases are always available.
24358 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24359 * lambda-code.c (can_put_in_inner_loop): Adjust.
24360 (can_put_after_inner_loop): Likewise.
24361 (perfect_nestify): Likewise.
24362 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24363 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24364 (vectorizable_conversion): Do not mark symbols for renaming.
24365 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24366 (expand_call_inline): Unlink the calls virtual operands before
24368 (tree_function_versioning): Do not call update_ssa if we are not
24369 updating clones. Simplify.
24370 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24371 (propagate_with_phi): Likewise..
24372 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24373 clobber code. Assert we are not aliased or global.
24374 * tree-flow.h: Include tree-ssa-alias.h
24375 (enum escape_type): Remove.
24376 (struct mem_sym_stats_d): Likewise.
24377 (struct mem_ref_stats_d): Likewise.
24378 (struct gimple_df): Add vop member. Remove global_var,
24379 call_clobbered_vars, call_used_vars, addressable_vars,
24380 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24381 escaped and callused members.
24382 (struct ptr_info_def): Remove all members, add points-to solution
24384 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24385 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24386 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24387 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24388 (tree-ssa-alias.o): Likewise.
24389 (toplev.o): Add tree-ssa-alias.h
24390 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24391 * gimple.c (gimple_set_bb): Fix off-by-one error.
24392 (is_gimple_reg): Do not handle memory tags.
24393 (gimple_copy): Also copy virtual operands.
24394 Delay updating the statement. Do not reset loaded and stored syms.
24395 (gimple_set_stored_syms): Remove.
24396 (gimple_set_loaded_syms): Likewise.
24397 (gimple_call_copy_skip_args): Copy the virtual operands
24398 and mark the new statement modified.
24399 * tree-ssa-structalias.c (may_alias_p): Remove.
24400 (set_uids_in_ptset): Take the alias set to prune with as
24401 parameter. Fold in the alias test of may_alias_p.
24402 (compute_points_to_sets): Compute whether a ptr is dereferenced
24403 in a local sbitmap.
24404 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24405 other ADDRESSOF constraints on the lhs.
24406 (get_constraint_for_component_ref): Assert that we don't get
24407 ADDRESSOF constraints from the base of the reference.
24408 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24409 (struct variable_info): Remove collapsed_to member.
24410 (get_varinfo_fc): Remove.
24411 (new_var_info): Do not set collapsed_to.
24412 (dump_constraint): Do not follow cycles.
24413 (dump_constraint_graph): Likewise.
24414 (build_pred_graph): Likewise.
24415 (build_succ_graph): Likewise.
24416 (rewrite_constraints): Likewise.
24417 (do_simple_structure_copy): Remove.
24418 (do_rhs_deref_structure_copy): Remove.
24419 (do_lhs_deref_structure_copy): Remove.
24420 (collapse_rest_of_var): Remove.
24421 (do_structure_copy): Re-implement.
24422 (pta_stats): New global variable.
24423 (dump_pta_stats): New function.
24424 (struct constraint_expr): Make offset signed.
24425 (UNKNOWN_OFFSET): Define special value.
24426 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24427 (solution_set_expand): New helper function split out from ...
24428 (do_sd_constraint): ... here.
24429 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24430 (do_ds_constraint): Likewise.
24431 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24432 and CALLUSED = *CALLUSED.
24433 (set_union_with_increment): Make inc argument signed.
24434 (type_safe): Remove.
24435 (get_constraint_for_ptr_offset): Handle unknown and negative
24437 (first_vi_for_offset): Handle offsets before start. Bail
24438 out early for offsets beyond the variable extent.
24439 (first_or_preceding_vi_for_offset): New function.
24440 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24441 Together with ESCAPED = *ESCAPED this properly computes reachability.
24442 (find_what_var_points_to): New function.
24443 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24444 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24445 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24446 pt_solutions_intersect): New functions.
24447 (compute_call_used_vars): Remove.
24448 (compute_may_aliases): New main entry into PTA computation.
24449 * gimple.h (gimple_p): New typedef.
24450 (struct gimple_statement_base): Remove references_memory_p.
24451 (struct gimple_statement_with_memory_ops_base): Remove
24452 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24454 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24455 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24456 gimple_set_references_memory): Remove.
24457 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24458 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24460 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24461 (verify_expr): Allow RESULT_DECL.
24462 (gimple_duplicate_bb): Do not copy virtual operands.
24463 (gimple_duplicate_sese_region): Adjust.
24464 (gimple_duplicate_sese_tail): Likewise.
24465 (mark_virtual_ops_in_region): Remove.
24466 (move_sese_region_to_fn): Do not call it.
24467 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24468 and pass_simple_dse.
24469 (execute_function_todo): Handle TODO_update_address_taken,
24470 call execute_update_addresses_taken for TODO_rebuild_alias.
24471 (execute_todo): Adjust.
24472 (execute_one_pass): Init dump files early.
24473 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24475 (create_general_new_stmt): Clear vops.
24476 * tree-ssa-reassoc.c (get_rank): Adjust.
24477 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24478 symbols for renaming.
24479 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24480 (PARAM_AVG_ALIASED_VOPS): Likewise.
24481 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24482 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24483 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24484 (operand_build_cmp, copy_virtual_operands,
24485 create_ssa_artificial_load_stmt, add_to_addressable_set,
24486 gimple_add_to_addresses_taken): Remove public functions.
24487 (unlink_stmt_vdef): New function.
24489 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24491 * config.gcc (powerpc-*-linux*): Merge variants.
24493 2009-04-02 Chao-ying Fu <fu@mips.com>
24494 James Grosbach <james.grosbach@microchip.com>
24496 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24497 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24499 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24500 keep_interrupts_masked_p, use_debug_exception_return_p.
24501 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24502 keep_interrupts_masked, use_debug_exception_return.
24503 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24504 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24506 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24507 (mips_print_operand): Process COP0 registers to print $0 .. $31
24508 correctly for GAS to process.
24509 (mips_interrupt_extra_call_saved_reg_p): New function.
24510 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24512 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24513 (mips_compute_frame_info): Add supports for interrupt context that
24514 includes doubleword accumulators and COP0 registers.
24515 (mips_for_each_saved_acc): New function.
24516 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24517 mips_for_each_saved_reg.
24518 (mips_save_reg): Save accumulators.
24519 (mips_kernel_reg_p): A new for_each_rtx callback.
24520 (mips_expand_prologue): Support interrupt handlers.
24521 (mips_restore_reg): Restore accumulators.
24522 (mips_expand_epilogue): Support interrupt handlers.
24523 (mips_can_use_return_insn): Return false for interrupt handlers.
24524 (mips_epilogue_uses): New function.
24525 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24526 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24527 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24528 cop0_move): New instructions.
24529 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24530 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24532 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24534 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24535 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24536 interrupt handlers, we use K0 as the temporary register.
24537 (EPILOGUE_USES): Change to a function call.
24538 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24539 handlers, we use K0 as the temporary register.
24541 * doc/extend.texi (Function Attributes): Document interrupt,
24542 use_shadow_register_set, keep_interrupts_masked,
24543 use_debug_exception_return for MIPS attributes.
24545 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24547 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24548 Remove a number of t-files from tmake_file.
24549 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24550 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24551 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24552 target_prototype, not TARGET_PROTOTYPE.
24553 (LINK_OS_GNU_SPEC): Define.
24554 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24555 and darwin-ldoubdle.c.
24557 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24560 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24561 (cpp_options): Ditto.
24562 (default_compilers): Ditto.
24563 (display_help): Ditto.
24564 (process_command): Ditto.
24565 (do_spec_1): Ditto.
24566 (set_input): Use lbasename instead of duplicate code.
24567 (save_temps_prefix): New static for -save-temps=obj.
24568 (save_temps_length): Ditto.
24570 * doc/invoke.texi (-save-temps=obj): Document new variant to
24571 -save-temps switch.
24573 2009-04-02 Jeff Law <law@redhat.com>
24575 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24578 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24580 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24581 * configure: Regenerated.
24583 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24585 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24586 share the argument list.
24588 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24592 2009-02-12 Diego Novillo <dnovillo@google.com>
24594 * varpool.c (debug_varpool): New.
24595 * cgraph.h (debug_varpool): Declare.
24597 2009-04-02 Jan Hubicka <jh@suse.cz>
24599 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24602 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24604 * config/i386/i386.c (ix86_abi): Move initialization to ...
24605 (override_options): Here.
24607 2009-04-02 Christian Bruel <christian.bruel@st.com>
24609 * config/sh/sh.c (sh_dwarf_register_span): New function.
24610 (TARGET_DWARF_REGISTER_SPAN): Define.
24611 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24613 2009-04-02 Ira Rosen <irar@il.ibm.com>
24615 PR tree-optimization/39595
24616 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24617 interleaved loads group is not greater than the SLP group size.
24619 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24621 * builtins.c (is_builtin_name): New.
24622 (called_as_built_in): Use is_builtin_name.
24623 * tree.h (is_builtin_name): New.
24624 * varasm.c (incorporeal_function_p): Use is_builtin_name
24626 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24628 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24630 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24633 * c-decl.c (clone_underlying_type): Move this ...
24634 * c-common.c (set_underlying_type): ... here.
24635 Also, make sure the function properly sets TYPE_STUB_DECL() on
24636 the newly created typedef variant type.
24637 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24638 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24641 2009-04-02 Richard Guenther <rguenther@suse.de>
24643 PR tree-optimization/37221
24644 * tree-flow.h (degenerate_phi_result): Declare.
24645 * tree-ssa-dom.c (degenerate_phi_result): Export.
24646 * tree-scalar-evolution.c (analyze_initial_condition): If
24647 the initial condition is defined by a degenerate PHI node
24648 use the degenerate value.
24650 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24652 PR rtl-optimization/39588
24653 * combine.c (merge_outer_ops): Do not set the constant when this
24655 (simplify_shift_const_1): Do not modify it either in this case.
24657 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24659 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24660 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24662 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24665 * c-lex.c (interpret_float): Default (no suffix) is double.
24667 2009-04-1 Xinliang David Li <davidxl@google.com>
24669 * config/i386/i386.c (legitimate_constant_p): Recognize
24670 all one vector constant.
24672 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24674 * config/vax/vax.c: Add #includes to silence warnings.
24675 Change #include order to silence two warnings.
24677 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24679 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24680 (ASM_SPEC): Pass -k to the assembler for PIC code.
24682 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24684 * config.gcc: Add vax-*-linux* to the switch.
24685 * config/vax/linux.h: New file. (TARGET_VERSION,
24686 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24688 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24690 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24691 Use predicate macros instead of GET_CODE() == foo.
24692 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24693 ashlsi3, rotrsi3, <unnamed>): Likewise.
24695 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24697 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24698 jbbccihi, jbbccisi): Remova trailing whitespace.
24699 * config/vax/constraints.md: Likewise.
24700 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24701 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24702 * config/vax/predicates.md: Likewise.
24703 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24704 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24705 * config/vax/vax.h: Likewise.
24706 * config/vax/vax.md (nonlocal_goto): Likewise.
24708 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24710 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24711 (indirectable_address_p, adjacent_operands_p): Add spaces around
24713 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24715 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24717 * config/vax/vax.c (legitimate_constant_address_p,
24718 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24719 index_term_p, reg_plus_index_p, legitimate_address_p,
24720 vax_mode_dependent_address_p): Update comments to match functions
24721 modified by the recent int->bool conversion.
24723 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24725 * config/vax/builtins.md: Update copyright message.
24726 * config/vax/constraints.md: Likewise.
24727 * config/vax/netbsd-elf.h: Likewise.
24728 * config/vax/predicates.md: Likewise.
24729 * config/vax/vax-protos.h: Likewise.
24730 * config/vax/vax.c: Likewise.
24731 * config/vax/vax.h: Likewise.
24732 * config/vax/vax.md: Likewise.
24733 * config/vax/vax.opt: Likewise.
24735 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24737 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24738 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24739 * config/vax/constraints.md (B, R): Likewise.
24740 * config/vax/predicates.md (external_memory_operand,
24741 nonimmediate_addsub_di_operand): Likewise.
24742 * config/vax/vax.c (vax_output_int_add): Likewise.
24743 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24744 untyped_call): Likewise.
24746 2009-04-01 Matt Thomas <matt@3am-software.com>
24748 * config/vax/predicates.md: New file.
24749 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24750 external_const_operand, nonsymbolic_operand, external_memory_operand,
24751 indirect_memory_operand, indexed_memory_operand,
24752 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24753 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24755 * config/vax/constraints.md: New file.
24756 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24758 * config/vax/builtins.md: New file.
24759 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24760 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24762 * config/vax/vax.opt (mqmath): Add option.
24763 * config/vax/vax.md (isfx): Extend with DI.
24764 (VAXintQH, VAXintQHSD): Define.
24765 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24766 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24767 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24768 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24769 (movdi): Update constraints and use vax_output_int_move().
24770 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24771 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24772 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24773 nonlocal_goto): New.
24774 (mov<mode>): Extend accepted operand types.
24775 (subdi3_old): Rename from subdi3, change update constraints and use
24776 a new implementation.
24777 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24778 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24779 MOVE_RATIO, CLEAR_RATIO): Define.
24780 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24781 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24782 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24783 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24784 (split_quadword_operands): Make static and really allow variable
24786 (print_operand_address): Update for PIC generation.
24787 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24788 indexable_address_p, fixup_mathdi_operand,
24789 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24790 (vax_float_literal, legitimate_constant_p,
24791 indirectable_constant_address_p, index_term_p,
24792 reg_plus_index_p): Return bool instead of int.
24793 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24795 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24797 (vax_output_conditional_branch): Indent.
24798 (legitimate_constant_address_p, indirectable_constant_address_p,
24799 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24800 vax_mode_dependent_address_p): Return bool instead of int, update for
24802 * config/vax/vax-protos.h (legitimate_constant_address_p,
24803 legitimate_constant_p, legitimate_address_p,
24804 vax_mode_dependent_address_p): Change declaration to bool.
24805 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24806 vax_expand_addsub_di_operands, vax_output_int_subtract,
24807 vax_output_movmemsi): Declare.
24808 (split_quadword_operands, vax_float_literal): Delete declaration.
24809 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24810 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24811 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24812 ASM_OUTPUT_DWARF_PCREL): Define.
24813 (ASM_SPEC): Change definition to allow PIC generation.
24815 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24817 * doc/sourcebuild.texi: Update front-end requirements.
24819 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24822 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24823 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24824 (booldi3_internal3): Use boolean_or_operator instead of
24827 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24830 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24831 declarator whose size is not an integer constant expression but
24832 folds to an integer constant, then treat it as a constant
24835 2009-04-01 Richard Guenther <rguenther@suse.de>
24837 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24838 i * 4 + 2 to (i * 2 + 1) * 2.
24840 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24843 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24844 return if c_parser_asm_string_literal returned NULL.
24846 2009-04-01 Nick Clifton <nickc@redhat.com>
24848 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24850 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24851 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24852 other typedefs to avoid conflicts with libgcc2.c. Define labels
24853 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24855 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24856 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24859 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24861 * varasm.c (default_function_rodata_section): Declare DOT as
24864 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24865 Andrey Galkin <agalkin@hypercom.com>
24868 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24869 Make object_name unique for each process.
24871 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24874 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24875 addressable variables in the parallel that could go out of scope while
24876 running queued tasks.
24878 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24880 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24881 (CASE_VALUES_THRESHOLD): Redefine.
24882 * config/avr/avr.c (avr_override_options): Remove initialization of
24883 avr_case_values_threshold variable.
24884 (avr_case_values_threshold): Remove variable. Add new function.
24885 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24886 * config/avr/avr.opt (mno-tablejump): Remove option.
24887 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24889 2009-04-01 DJ Delorie <dj@redhat.com>
24891 * varasm.c (default_function_rodata_section): Don't assume
24892 anything about where the first '.' in the section name is.
24894 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24896 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24897 rs6000_emit_stack_tie.
24899 2009-03-31 Ian Lance Taylor <iant@google.com>
24901 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24902 gimple_code with GIMPLE_RESX, not RESX.
24904 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24906 * c-common.c (c_get_ident): New.
24907 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24909 2009-04-01 Ben Elliston <bje@au.ibm.com>
24911 * config/rs6000/sysv4.opt (msdata): Improve option description.
24913 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24915 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24916 (divdf3_internal_lat): Remove.
24917 (divxf3_internal_lat): Remove.
24918 (divxf3_internal_thr): Remove.
24919 (divxf): Use divxf3_internal.
24920 * config/ia64/div.md (divsf3_internal_lat): New.
24921 (divdf3_internal_lat): New.
24922 (divxf3_internal): New.
24924 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24927 * Makefile.in (USE_GCC_STDINT): Define.
24928 (stmp-int-hdrs): Install stdint.h if applicable.
24929 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24931 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24932 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24933 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24934 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24935 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24936 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24937 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24938 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24939 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24940 (c_common_nodes_and_builtins): Initialize
24941 underlying_wchar_type_node. Do not initialize
24942 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24943 nodes for new types.
24944 (c_stddef_cpp_builtins): Define macros for new types.
24945 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24947 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24948 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24949 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24950 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24951 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24952 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24953 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24954 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24955 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24956 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24957 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24958 int16_type_node, int32_type_node, int64_type_node,
24959 uint8_type_node, uint16_type_node, c_uint32_type_node,
24960 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24961 int_least32_type_node, int_least64_type_node,
24962 uint_least8_type_node, uint_least16_type_node,
24963 uint_least32_type_node, uint_least64_type_node,
24964 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24965 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24966 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24967 uintptr_type_node): Define.
24968 * c-cppbuiltin.c (builtin_define_constants,
24969 builtin_define_type_minmax): New.
24970 (builtin_define_stdint_macros): Define more macros.
24971 (c_cpp_builtins): Define more limit macros.
24972 (type_suffix): New.
24973 (builtin_define_type_max): Define in terms of
24974 builtin_define_type_minmax. Remove is_long parameter. All
24976 * config.gcc (use_gcc_stdint): Define.
24977 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24978 Add newlib-stdint.h for generic targets.
24979 * config/glibc-stdint.h, config/newlib-stdint.h,
24980 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24981 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24982 * config/score/score.h (UINTPTR_TYPE): Define.
24983 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24984 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24985 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24986 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24987 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24988 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24989 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24990 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24991 * config/spu/spu.h (STDINT_LONG32): Define.
24992 * configure.ac (use_gcc_stdint): Substitute.
24993 * configure: Regenerate.
24994 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24995 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24996 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24997 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24998 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24999 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
25000 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
25001 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
25002 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
25003 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
25004 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
25005 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
25006 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
25007 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
25008 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
25009 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
25010 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
25011 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
25012 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
25013 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
25014 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
25015 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
25016 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25017 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25018 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25019 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25020 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25021 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25022 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
25024 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
25026 * loop-iv.c (suitable_set_for_replacement): Renamed from
25027 simplify_using_assignment; changed to return bool and to accept new
25028 args DEST and SRC. Return true iff we find a source/destination pair
25029 that can be used to make a replacement, and fill SRC and DEST if so.
25030 Remove arg ALTERED. Don't deal with altered regs here. All callers
25032 (simplify_using_initial_values): Deal with altered regs here and track
25033 more precisely the effect they have on the validity of our expression.
25035 * loop-iv.c (simplify_using_condition): A condition of the form
25036 (EQ REG CONST) can be used to simply make a substitution.
25037 (simplify_using_initial_values): Keep track of conditions we have seen
25038 and keep using them to simplify new expressions, while applying the
25039 same substitutions to them as to the expression.
25041 * simplify-rtx.c (simplify_relational_operation_1): Simplify
25042 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
25045 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
25046 changed. Use this when trying to improve the upper bound.
25047 Generate the comparison by using simplify_gen_relational.
25049 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
25051 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
25053 (simplify_using_assignment, simplify_using_initial_values): Call
25054 replace_in_expr to make replacements. Call replace_single_def_regs
25055 once on the initial version of the expression.
25057 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25060 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
25062 2009-03-31 Richard Guenther <rguenther@suse.de>
25064 PR middle-end/31029
25065 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
25066 equality comparisons. Fold C - X CMP X if C % 2 == 1.
25068 2009-03-31 Richard Guenther <rguenther@suse.de>
25070 * tree.h (div_if_zero_remainder): Declare.
25071 * fold-const.c (div_if_zero_remainder): Export.
25072 * tree-ssa-forwprop.c
25073 (forward_propagate_addr_into_variable_array_index): Handle
25074 constant array index addition outside of the variable index.
25076 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25079 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
25080 define_splits, floatunssi<mode>2): Require x87 conversions from
25081 DImode to be permitted.
25083 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25085 PR preprocessor/15638
25086 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
25088 2009-03-31 Richard Guenther <rguenther@suse.de>
25090 PR middle-end/23401
25091 PR middle-end/27810
25092 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
25093 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
25094 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
25095 a separate statement.
25096 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
25097 (lookup_tmp_var): Likewise.
25098 (is_gimple_formal_tmp_or_call_rhs): Remove.
25099 (is_gimple_reg_or_call_rhs): Rename to ...
25100 (is_gimple_reg_rhs_or_call): ... this.
25101 (is_gimple_mem_or_call_rhs): Rename to ...
25102 (is_gimple_mem_rhs_or_call): ... this.
25103 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
25104 DECL_GIMPLE_REG_P only if is_formal is true.
25105 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
25106 for non-proper post-modify expression gimplification.
25107 (gimplify_self_mod_expr): For post-modify expressions gimplify
25108 the lvalue to a minimal lvalue.
25109 (rhs_predicate_for): Remove formal temp case.
25110 (gimplify_modify_expr_rhs): Likewise.
25111 (gimplify_addr_expr): Use is_gimple_reg.
25112 (gimplify_expr): Remove formal temp cases.
25113 (gimple_regimplify_operands): Likewise.
25114 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
25115 and FILTER_EXPR like constants.
25116 * gimple.c (walk_gimple_op): Fix val_only initialization, use
25118 (is_gimple_formal_tmp_rhs): Remove.
25119 (is_gimple_reg_rhs): Remove special casing.
25120 (is_gimple_mem_rhs): Fix.
25121 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
25122 (is_gimple_formal_tmp_var): Remove.
25123 (is_gimple_formal_tmp_reg): Likewise.
25124 (is_gimple_min_lval): Allow invariant component ref parts.
25125 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
25126 is_gimple_formal_tmp_reg): Remove declarations.
25127 * tree-cfg.c (verify_expr): Verify that variables with address
25128 taken do not have DECL_GIMPLE_REG_P set.
25129 * tree-mudflap.c (mf_build_check_statement_for): Use
25130 force_gimple_operand instead of gimplify_expr.
25132 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
25134 * modulo-sched.c (sms_schedule_by_order): Pass the actual
25135 schedulable rows to compute_split_row.
25137 2009-03-31 Ben Elliston <bje@au.ibm.com>
25140 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
25143 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25145 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
25146 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
25147 * configure: Regenerate.
25148 * config.in: Regenerate.
25149 * config/rs6000/rs6000.opt (mtls-markers): Add.
25150 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
25151 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
25152 (tls_ld_aix, tls_ld_sysv): Likewise.
25153 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
25154 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
25156 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25158 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
25160 2009-03-30 Jan Hubicka <jh@suse.cz>
25162 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
25164 (tree_remove_unreachable_handlers): Cleanup EH predecestor
25165 detection and label handling.
25167 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25169 * ira-int.h (ira_allocno): Rename left_conflicts_num to
25170 left_conflicts_size.
25171 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
25172 ALLOCNO_LEFT_CONFLICTS_SIZE.
25174 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
25175 remove_allocno_from_bucket_and_push,
25176 allocno_spill_priority_compare, push_allocnos_to_stack,
25177 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25178 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
25179 (setup_allocno_left_conflicts_num): Ditto. Rename to
25180 setup_allocno_left_conflicts_size.
25181 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25182 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
25183 setup_allocno_left_conflicts_size instead of
25184 setup_allocno_left_conflicts_num.
25186 * ira-build.c (ira_create_allocno): Use
25187 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
25188 ALLOCNO_LEFT_CONFLICTS_NUM.
25190 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25192 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25193 instead of DF_LR_OUT.
25195 * ira-lives.c (process_bb_node_lives): Ditto.
25197 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25198 instead of DF_LR_{OUT,IN}.
25200 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25202 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25204 2009-03-30 Jan Hubicka <jh@suse.cz>
25206 * except.c (label_to_region_map): Fix thinko.
25208 2009-03-30 Steve Ellcey <sje@cup.hp.com>
25210 PR middle-end/38237
25211 * tree.h (tree_find_value): New declaration.
25212 * tree.c (tree_find_value): New function.
25213 * varasm.c (assemble_external): Avoid duplicate entries on lists.
25215 2009-03-30 Jakub Jelinek <jakub@redhat.com>
25218 * c-decl.c (struct c_binding): Add locus field.
25219 (bind): Add locus argument, set locus field from it.
25220 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
25221 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
25222 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
25223 implicitly_declare, undeclared_variable, lookup_label,
25224 declare_label, c_make_fname_decl, c_builtin_function,
25225 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
25228 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
25231 * config/i386/i386.c (classify_argument): Check total size of
25234 2009-03-30 Martin Jambor <mjambor@suse.cz>
25236 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
25237 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
25238 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
25241 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
25242 seen_variable_array_ref while also traversing a union.
25244 * tree-inline.c (optimize_inline_calls): Do not call
25245 cgraph_node_remove_callees.
25246 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
25247 (pass_remove_cgraph_callee_edges): New variable.
25248 * passes.c (init_optimization_passes): Add
25249 pass_remove_cgraph_callee_edges after early inlining and before all
25250 late intraprocedural passes.
25252 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
25254 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25256 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
25257 Fix typos in names.
25259 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25261 * combine.c (simplify_comparison): Use have_insn_for.
25262 * dojump.c (do_jump): Likewise.
25264 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25266 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
25267 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
25268 sparc_compare_op0 like sparc_compare_emitted used to be handled.
25269 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
25270 instead of sparc_compare_emitted.
25271 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
25272 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
25273 instead of sparc_compare_emitted.
25275 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25277 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
25278 enter/exit cfglayout mode.
25279 (pass_partition_block): Require it.
25280 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
25281 (combine_instructions): Track basic blocks instead of labels.
25282 (update_cfg_for_uncondjump): New.
25283 (try_combine): Use it. Update jumps after rescanning.
25284 (pass_combine): Require PROP_cfglayout.
25285 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
25287 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25289 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
25290 Provide/destroy PROP_cfglayout respectively.
25291 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
25292 * tree-pass.h (PROP_cfglayout): New.
25294 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25296 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
25297 fold_convert_const_fixed_from_fixed,
25298 fold_convert_const_fixed_from_int,
25299 fold_convert_const_fixed_from_real, fold_negate_const): Do not
25300 set TREE_CONSTANT_OVERFLOW.
25301 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
25302 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
25304 2009-03-30 Ira Rosen <irar@il.ibm.com>
25306 * tree-vect-loop-manip.c: New file.
25307 * tree-vectorizer.c: Update documentation and included files.
25308 (vect_loop_location): Make extern.
25309 (rename_use_op): Move to tree-vect-loop-manip.c
25310 (rename_variables_in_bb, rename_variables_in_loop,
25311 slpeel_update_phis_for_duplicate_loop,
25312 slpeel_update_phi_nodes_for_guard1,
25313 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25314 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25315 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25316 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25317 find_loop_location): Likewise.
25318 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25319 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25320 get_vectype_for_scalar_type, vect_is_simple_use,
25321 supportable_widening_operation, supportable_narrowing_operation):
25323 (bb_in_loop_p): Move to tree-vect-loop.c.
25324 (new_loop_vec_info, destroy_loop_vec_info,
25325 reduction_code_for_scalar_code, report_vect_op,
25326 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25327 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25328 (vect_supportable_dr_alignment): Likewise.
25329 * tree-vectorizer.h (tree-data-ref.h): Include.
25330 (vect_loop_location): Declare.
25331 Reorganize function declarations according to the new file structure.
25332 * tree-vect-loop.c: New file.
25333 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25334 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25335 * tree-vect-data-refs.c: New file.
25336 * tree-vect-patterns.c (timevar.h): Don't include.
25337 * tree-vect-stmts.c: New file.
25338 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25339 tree-vect-slp.c, tree-vect-loop.c.
25340 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25341 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25342 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25343 (tree-vect-analyze.o): Remove.
25344 (tree-vect-transform.o): Likewise.
25345 (tree-vect-data-refs.o): Add rule.
25346 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25347 tree-vect-slp.o): Likewise.
25348 (tree-vect-patterns.o): Remove redundant dependencies.
25349 (tree-vectorizer.o): Likewise.
25350 * tree-vect-slp.c: New file.
25352 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25354 * optc-gen.awk: Warn if an option flag has multiple different
25357 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25359 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25360 -floop-block): Document dependences on PPL, CLooG and Graphite.
25362 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25364 PR rtl-optimization/323
25365 * c-common.c (c_fully_fold, convert_and_check,
25366 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25367 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25368 * c-common.def (EXCESS_PRECISION_EXPR): New.
25369 * c-cppbuiltin.c (builtin_define_float_constants): Define
25370 constants with enough digits for long double.
25371 * c-lex.c (interpret_float): Interpret constant with excess
25372 precision where appropriate.
25373 * c-opts.c (c_common_post_options): Set
25374 flag_excess_precision_cmdline. Give an error for
25375 -fexcess-precision=standard for C++ for processors where the
25376 option is significant.
25377 * c-parser.c (c_parser_conditional_expression): Handle excess
25378 precision in condition.
25379 * c-typeck.c (convert_arguments): Handle arguments with excess
25381 (build_unary_op): Move excess precision outside operation.
25382 (build_conditional_expr): Likewise.
25383 (build_compound_expr): Likewise.
25384 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25385 (build_modify_expr): Handle excess precision in RHS.
25386 (convert_for_assignment): Handle excess precision in converted
25388 (digest_init, output_init_element, process_init_element): Handle
25389 excess precision in initializer.
25390 (c_finish_return): Handle excess precision in return value.
25391 (build_binary_op): Handle excess precision in operands and add
25392 excess precision as needed for operation.
25393 * common.opt (-fexcess-precision=): New option.
25394 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25395 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25396 For standard excess precision, output explicit conversion to and
25397 truncation from XFmode.
25398 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25399 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25400 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25401 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25402 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25403 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25404 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25405 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25406 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25407 define_splits, sqrt<mode>2): Disable where appropriate for
25408 standard excess precision.
25409 * convert.c (convert_to_real): Do not shorten arithmetic to type
25410 for which excess precision would be used.
25411 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25412 * doc/invoke.texi (-fexcess-precision=): Document option.
25413 (-mfpmath=): Correct index entry.
25414 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25415 flag_excess_precision): New.
25416 * langhooks.c (lhd_post_options): Set
25417 flag_excess_precision_cmdline.
25418 * opts.c (common_handle_option): Handle -fexcess-precision=.
25419 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25420 init_excess_precision): New.
25421 (lang_dependent_init_target): Call init_excess_precision.
25422 * tree.c (excess_precision_type): New.
25423 * tree.h (excess_precision_type): Declare.
25425 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25428 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25429 non-lvalue to component.
25431 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25433 PR preprocessor/34695
25434 * Makefile.in (c-opts.o): Depend on c-tree.h.
25435 * c-common.c: Move down include of diagnostic.h.
25436 (done_lexing, c_cpp_error): New.
25437 * c-common.h (done_lexing): Declare.
25438 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25440 * c-opts.c: Include c-tree.h.
25441 (c_common_init_options): Set preprocessor error callback.
25442 (c_common_handle_option): Do not set preprocessor
25443 inhibit_warnings, warnings_are_errors, warn_system_headers,
25444 pedantic_errors or inhibit_warnings flags.
25445 (c_common_post_options): Do not check cpp_errors (parse_in).
25446 (c_common_finish): Do not output dependencies if there were
25447 errors. Do not check return value of cpp_finish.
25448 * c-ppoutput.c (pp_file_change): Set input_location.
25449 * c-tree.h (c_cpp_error): Declare.
25450 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25452 (diagnostic_build_prefix): Check override_column.
25453 * diagnostic.h (diagnostic_info): Add override_column field.
25454 (diagnostic_override_column): Define.
25456 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25458 * c-common.c (c_expand_expr, c_staticp): Remove.
25459 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25460 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25461 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25462 * c-gimplify.c (gimplify_compound_literal_expr,
25463 optimize_compound_literals_in_ctor): Remove.
25464 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25465 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25466 * c-semantics.c (emit_local_var): Remove.
25468 * langhooks-def.h (lhd_expand_expr): Remove.
25469 * langhooks.c (lhd_expand_expr): Remove.
25470 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25472 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25473 handling from c-semantics.c; don't call into langhook.
25474 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25475 * gimplify.c (gimplify_compound_literal_expr,
25476 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25477 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25478 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25479 as was done in c-gimplify.c.
25480 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25481 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25482 Move from c-common.h.
25483 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25485 * tree.c (staticp): Do not call langhook.
25486 * langhooks.c (lhd_staticp): Delete.
25487 * langhooks-def.h (lhd_staticp): Delete prototype.
25488 (LANG_HOOKS_STATICP): Delete.
25489 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25491 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25492 instead of DECL_STMTs.
25494 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25502 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25504 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25505 contained expression.
25506 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25507 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25508 conditional expressions for C.
25509 (decl_constant_value_for_optimization): Move from
25510 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25511 whether optimizing and that the expression is a VAR_DECL not of
25512 array type instead of doing such checks in the caller. Do not
25513 check pedantic. Call gcc_unreachable for C++.
25514 * c-common.def (C_MAYBE_CONST_EXPR): New.
25515 * c-common.h (c_fully_fold, c_save_expr,
25516 decl_constant_value_for_optimization): New prototypes.
25517 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25518 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25519 EXPR_INT_CONST_OPERANDS): Define.
25520 * c-convert.c (convert): Strip nops from expression.
25521 * c-decl.c (groktypename): Take extra parameters expr and
25522 expr_const_operands. Update call to grokdeclarator.
25523 (start_decl): Update call to grokdeclarator. Add statement for
25524 expressions used in type of decl.
25525 (grokparm): Update call to grokdeclarator.
25526 (push_parm_decl): Update call to grokdeclarator.
25527 (build_compound_literal): Add parameter non_const and build a
25528 C_MAYBE_COSNT_EXPR if applicable.
25529 (grokdeclarator): Take extra parameters expr and
25530 expr_const_operands. Track expressions used in declaration
25531 specifiers and declarators. Fold array sizes and track whether
25532 they are constant expressions and whether they are integer
25533 constant expressions.
25534 (parser_xref_tag): Set expr and expr_const_operands fields in
25536 (grokfield): Update call to grokdeclarator.
25537 (start_function): Update call to grokdeclarator.
25538 (build_null_declspecs): Set expr and expr_const_operands fields in
25540 (declspecs_add_type): Handle expressions in typeof specifiers.
25541 * c-parser.c (c_parser_declspecs): Set expr and
25542 expr_const_operands fields for declaration specifiers.
25543 (c_parser_enum_specifier): Likewise.
25544 (c_parser_struct_or_union_specifier): Likewise.
25545 (c_parser_typeof_specifier): Likewise. Update call to
25546 groktypename. Fold expression as needed. Return expressions with
25547 type instead of adding statements.
25548 (c_parser_attributes): Update calls to c_parser_expr_list.
25549 (c_parser_statement_after_labels): Fold expression before passing
25550 to objc_build_throw_stmt.
25551 (c_parser_condition): Fold expression.
25552 (c_parser_asm_operands): Fold expression.
25553 (c_parser_conditional_expression): Use c_save_expr. Update call
25554 to build_conditional_expr.
25555 (c_parser_alignof_expression): Update call to groktypename.
25556 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25557 original_code. Fold expression argument of va_arg. Create
25558 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25559 argument to va_arg. Update calls to groktypename. Fold array
25560 index for offsetof. Verify that first argument to
25561 __builtin_choose_expr has integer type.
25562 (c_parser_postfix_expression_after_paren_type): Update calls to
25563 groktypename and build_compound_literal. Handle expressions with
25564 side effects in type name.
25565 (c_parser_postfix_expression_after_primary): Update call to
25566 c_parser_expr_list. Set original_code for calls to
25567 __builtin_constant_p.
25568 (c_parser_expr_list): Take extra parameter fold_p. Fold
25569 expressions if requested.
25570 (c_parser_objc_type_name): Update call to groktypename.
25571 (c_parser_objc_synchronized_statement): Fold expression.
25572 (c_parser_objc_receiver): Fold expression.
25573 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25574 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25575 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25576 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25577 (struct c_typespec): Add elements expr and expr_const_operands.
25578 (struct c_declspecs): Add elements expr and expr_const_operands.
25579 (groktypename, build_conditional_expr, build_compound_literal):
25581 (in_late_binary_op): Declare.
25582 * c-typeck.c (note_integer_operands): New function.
25583 (in_late_binary_op): New variable.
25584 (decl_constant_value_for_broken_optimization): Move to c-common.c
25585 and rename to decl_constant_value_for_optimization.
25586 (default_function_array_conversion): Do not strip nops.
25587 (default_conversion): Do not call
25588 decl_constant_value_for_broken_optimization.
25589 (build_array_ref): Do not fold result.
25590 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25591 result when operand is a VLA.
25592 (c_expr_sizeof_type): Update call to groktypename. Handle
25593 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25594 result when operand names a VLA type.
25595 (build_function_call): Update call to build_compound_literal.
25596 Only fold result for calls to __builtin_* functions. Strip
25597 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25598 the function designator.
25599 (convert_arguments): Fold arguments. Update call to
25600 convert_for_assignment.
25601 (build_unary_op): Handle increment and decrement of
25602 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25603 decrement earlier. Fold operand of increment and decrement.
25604 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25605 built for integer operand. Wrap returns that are INTEGER_CSTs
25606 without being integer constant expressions or that have integer
25607 constant operands without being INTEGER_CSTs.
25608 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25609 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25610 result is an integer constant expression or can be used in
25611 unevaluated parts of one and avoid folding and wrap as
25612 appropriate. Fold operands before possibly doing -Wsign-compare
25614 (build_compound_expr): Wrap result for C99 if operands can be used
25615 in integer constant expressions.
25616 (build_c_cast): Update call to digest_init. Do not ignore
25617 overflow from casting floating-point constants to integers. Wrap
25618 results that could be confused with integer constant expressions,
25619 null pointer constants or floating-point constants.
25620 (c_cast_expr): Update call to groktypename. Handle expressions
25621 included in type name.
25622 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25623 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25624 Update calls to convert_for_assignment.
25625 (convert_for_assignment): Take new parameter
25626 null_pointer_constant. Do not strip nops or call
25627 decl_constant_value_for_broken_optimization. Set
25628 in_late_binary_op for conversions to boolean.
25629 (store_init_value): Update call to digest_init.
25630 (digest_init): Take new parameter null_pointer_constant. Do not
25631 call decl_constant_value_for_broken_optimization. pedwarn for
25632 initializers not constant expressions. Update calls to
25633 convert_for_assignment.
25634 (constructor_nonconst): New.
25635 (struct constructor_stack): Add nonconst element.
25636 (really_start_incremental_init, push_init_level, pop_init_level):
25637 Handle constructor_nonconst and nonconst element.
25638 (set_init_index): Call constant_expression_warning for array
25640 (output_init_element): Fold value. Set constructor_nonconst as
25641 applicable. pedwarn for initializers not constant expressions.
25642 Update call to digest_init. Call constant_expression_warning
25643 where constant initializers are required.
25644 (process_init_element): Use c_save_expr.
25645 (c_finish_goto_ptr): Fold expression.
25646 (c_finish_return): Fold return value. Update call to
25647 convert_for_assignment.
25648 (c_start_case): Fold switch expression.
25649 (c_process_expr_stmt): Fold expression.
25650 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25651 ensure statement expression is not evaluated in constant expression.
25652 (build_binary_op): Track whether results are integer constant
25653 expressions or may occur in such, disable folding and wrap results
25654 as applicable. Fold operands for -Wsign-compare warnings unless
25656 (c_objc_common_truthvalue_conversion): Handle results folded to
25657 integer constants that are not integer constant expressions.
25658 * doc/extend.texi: Document when typeof operands are evaluated,
25659 that condition of __builtin_choose_expr is an integer constant
25660 expression, and more about use of __builtin_constant_p in
25663 2009-03-29 Richard Guenther <rguenther@suse.de>
25665 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25666 propagate addresses of array references.
25668 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25670 * regmove.c (perhaps_ends_bb_p): Remove.
25671 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25672 from INSN and check that the main loop stays within that basic block.
25673 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25674 (regmove_forward_pass): Split out from regmove_optimize. Use
25675 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25676 (regmove_backward_pass): Split out from regmove_optimize. Use
25677 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25678 (regmove_optimize): Simplify.
25680 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25683 * config/i386/i386.c (classify_argument): Ignore flexible array
25684 member in struct and warn ABI change.
25686 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25688 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25690 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25691 (ix86_adjust_cost): Updated.
25693 2009-03-29 Jan Hubicka <jh@suse.cz>
25695 PR middle-end/28850
25696 * tree-pass.h (pass_cleanup_eh): New function.
25697 (remove_unreachable_regions): Break code handling RTL
25698 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25699 that can not be reached by runtime.
25700 (can_be_reached_by_runtime): New function.
25701 (label_to_region_map): New function.
25702 (num_eh_regions): New function.
25703 (rtl_remove_unreachable_regions): New function.
25704 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25705 (remove_eh_region): New function.
25706 * except.h: Include sbitmap and vecprim.
25707 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25708 num_eh_regions): Declare.
25709 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25710 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25711 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25712 (tree_empty_eh_handler_p): New function.
25713 (cleanup_empty_eh): New function.
25714 (cleanup_eh): New function.
25715 (pass_cleanup_eh): New function.
25717 2009-03-29 Jan Hubicka <jh@suse.cz>
25719 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25720 for removed regions.
25722 2009-03-29 Jan Hubicka <jh@suse.cz>
25724 * except.c (dump_eh_tree): Dump all datastructures.
25726 2009-03-29 Jan Hubicka <jh@suse.cz>
25728 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25729 (duplicate_eh_regions_1): Likewise.
25730 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25731 vector; call EH verification.
25732 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25733 Be ready for region being removed.
25735 2009-03-29 Jan Hubicka <jh@suse.cz>
25737 * bitmap.c (bitmap_last_set_bit): New function.
25738 * bitmap.h (bitmap_last_set_bit): Declare.
25740 2009-03-29 David Ayers <ayers@fsfe.org>
25743 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25744 by calling objc_compare_types and surpress warnings about
25745 incompatible C pointers that are compatible ObjC pointers.
25747 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25749 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25750 call initialize_inline_failed.
25751 (initialize_inline_failed): Move it from here ...
25752 * cgraph.c (initialize_inline_failed): ... to here.
25753 (cgraph_create_edge): Call initialize_inline_failed rather than
25754 setting inline_failed directly.
25756 2009-03-29 Ben Elliston <bje@au.ibm.com>
25759 * sysv4.opt (msdata): Improve comment.
25760 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25761 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25763 2009-03-29 Ben Elliston <bje@au.ibm.com>
25766 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25767 load and store attributes.
25769 2009-03-29 Ben Elliston <bje@au.ibm.com>
25771 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25772 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25773 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25774 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25775 __builtin_infq and __builtin_huge_valq.
25777 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25779 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25781 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25782 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25784 2009-03-28 Xinliang David Li <davidxl@google.com>
25786 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25787 (do_dbg_cnt): New function.
25789 2009-03-28 Jan Hubicka <jh@suse.cz>
25791 Merge from pretty-ipa:
25793 2009-03-27 Jan Hubicka <jh@suse.cz>
25795 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25796 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25797 * passes.c (function_called_by_processed_nodes_p): New.
25798 * ipa-pure-const.c (check_call): Fix handling of operands.
25799 (analyze_function): Dump debug output for skipped bodies.
25800 (local_pure_const): Use function_called_by_processed_nodes_p.
25801 * dwarf2out.c (reference_to_unused): Use output.
25802 * passes.c (do_per_function_toporder): Likewise.
25804 2008-11-12 Jan Hubicka <jh@suse.cz>
25806 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25807 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25808 state_set_in_source enum
25809 (check_decl): Ignore memory tags; do not set fake looping flags;
25811 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25812 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25813 (check_call, analyze_function): Rewrite.
25815 (add_new_function): Update call of analyze_function.
25816 (generate_summary): Add call of analyze_function.
25817 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25818 (local_pure_const): New function.
25819 (pass_local_pure_const): New pass.
25820 * ipa-inline.c (inline_transform): Set after_inlining.
25821 * tree-eh.c (stmt_can_throw_external): New.
25822 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25823 work with aliasing built.
25824 * tree-flow.h (stmt_can_throw_external): New.
25825 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25826 and local pure/const pass in early and late optimization queue.
25828 2009-03-28 Martin Jambor <mjambor@suse.cz>
25830 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25832 (fold_binary): Allow function decl aligment consideration is the
25833 second argument is integer constant one.
25834 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25835 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25836 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25838 2009-03-28 Jan Hubicka <jh@suse.cz>
25840 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25841 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25842 * function.h (rtl_data): Add nothrow flag.
25843 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25844 set DECL_NOTHROW for AVAILABLE functions.
25846 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25848 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25849 following vector keyword has expansion starting with pixel or bool
25850 keyword, expand vector to __vector and pixel or bool to __pixel or
25854 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25855 warn_if_disallowed_function_p): Removed.
25856 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25857 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25858 warning_if_disallowed_function_p.
25859 * flags.h (warn_if_disallowed_function_p,
25860 warn_disallowed_functions): Removed.
25861 * common.opt (Wdisallowed-function-list=): Removed.
25862 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25864 2009-03-28 Richard Guenther <rguenther@suse.de>
25866 PR tree-optimization/38723
25867 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25870 2009-03-28 Jan Hubicka <jh@suse.cz>
25872 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25873 test introduced by my previous patch.
25875 2009-03-28 Richard Guenther <rguenther@suse.de>
25877 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25878 the PHIs value undefined.
25880 2009-03-28 Jan Hubicka <jh@suse.cz>
25882 * tree-pass.h (pass_fixup_cfg): New pass.
25883 * ipa-inline.c (inline_transform): Set
25884 always_inline_functions_inlined/after_inlining.
25885 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25886 (pass_fixup_cfg): New pass.
25887 * passes.c (init_optimization_passes): Add fixup_cfg.
25889 2009-03-28 Richard Guenther <rguenther@suse.de>
25891 PR tree-optimization/38458
25892 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25893 argument use the arguments copy-of value.
25895 2009-03-28 Richard Guenther <rguenther@suse.de>
25897 PR tree-optimization/38180
25898 * tree-ssa-ccp.c (get_default_value): Simplify.
25899 (likely_value): Likewise.
25900 (surely_varying_stmt_p): Properly handle VOP case.
25901 (ccp_initialize): Likewise.
25902 (ccp_fold): Handle propagating through *&.
25903 (fold_const_aggregate_ref): Also handle decls.
25905 2009-03-28 Jan Hubicka <jh@suse.cz>
25907 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25908 * cgraph.h (cgraph_node): Likewise.
25909 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25910 (cgraph_reset_node): Use process flag.
25911 (cgraph_mark_functions_to_output): Likewise.
25912 (cgraph_expand_function): Likewise.
25913 (cgraph_expand_all_functions): Likewise.
25914 (cgraph_output_in_order): Likewise.
25915 * dwarf2out.c (reference_to_unused): Likewise.
25916 * passes.c do_per_function_toporder): Likewise.
25918 2009-03-28 Jan Hubicka <jh@suse.cz>
25920 Bring from lto-branch:
25922 2008-09-03 Doug Kwan <dougkwan@google.com>
25924 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25925 enums instead of reason strings.
25926 * cgraph.c (cgraph_create_edge): Same.
25927 (cgraph_inline_failed_string): New function.
25928 * cgraph.h (cgraph_inline_failed_t): New enum type.
25929 (cgraph_inline_failed_string): New prototype.
25930 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25931 char pointer to cgraph_inline_failed_t.
25932 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25933 (cgraph_default_inline_p): Ditto.
25934 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25935 to cgraph_inline_failed_t pointer.
25936 * cif-code.def: New file.
25937 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25939 (cgraph_check_inline_limits): Change type of REASON to pointer to
25940 cgraph_inline_failed_t. Replace reason strings with enums.
25941 (cgraph_default_inline_p): Ditto.
25942 (cgraph_recursive_inlining_p): Ditto.
25943 (update_caller_keys): Change type of FAILED_REASON to
25944 cgraph_inline_failed_t.
25945 (cgraph_set_inline_failed): Change type of REASON to pointer to
25946 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25947 convert enums to strings for text output.
25948 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25949 to be of type cgraph_inline_failed_t. Replace reason strings with
25950 enums. Call cgraph_inline_failed_string to covert enums
25951 to strings for text output.
25952 (cgraph_decide_inlining): Replace reason strings with enums.
25953 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25954 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25956 * tree-inline.c (expand_call_inline): Change type of REASON
25957 to cgraph_inline_failed_t. Replace reason strings with enums.
25958 Call cgraph_inline_failed_string for text output.
25959 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25962 2009-03-28 Jan Hubicka <jh@suse.cz>
25964 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25965 cgraph_clone_node): Remove master clone handling.
25966 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25967 * cgraph.h (master_clone): Remove.
25968 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25969 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25970 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25972 2009-03-28 Jan Hubicka <jh@suse.cz>
25974 * cgraph.c (cgraph_function_body_availability): Functions declared
25975 inline are always safe to assume that it is not going to be replaced.
25977 2009-03-28 Richard Guenther <rguenther@suse.de>
25979 PR tree-optimization/38513
25980 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25981 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25982 EXC_PTR_EXPR and FILTER_EXPR.
25983 (get_ref_from_reference_ops): Likewise.
25985 2009-03-28 Richard Guenther <rguenther@suse.de>
25987 PR tree-optimization/38968
25988 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25989 Use FLOOR_MOD_EXPR to compute misalignment.
25991 2009-03-28 Richard Guenther <rguenther@suse.de>
25993 PR tree-optimization/37795
25994 * tree.h (combine_comparisons): Declare.
25995 * fold-const.c (combine_comparisons): Export.
25996 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25998 (ifcombine_iforif): Use combine_comparisons.
26000 2009-03-28 Jan Hubicka <jh@suse.cz>
26002 * tree-eh.c (inlinable_call_p): New function.
26003 (make_eh_edges): Use it.
26004 (verify_eh_edges): Use it.
26005 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
26006 * except.c (reachable_next_level): Add inlinable_function argument
26007 (sjlj_find_directly_reachable_regions): Update.
26008 (add_reachable_handler): Do not set saw_any_handlers.
26009 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
26010 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26011 Add new inlinable call parameter.
26012 (can_throw_internal, can_throw_external): Update.
26013 * except.h (can_throw_internal_1, can_throw_external_1,
26014 foreach_reachable_handler): Update declaration.
26016 2009-03-28 Joseph Myers <joseph@codesourcery.com>
26018 * config/arm/t-arm-coff, config/h8300/coff.h,
26019 config/i386/i386-aout.h, config/i386/i386-coff.h,
26020 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
26021 config/pdp11/2bsd.h, config/rs6000/aix41.h,
26022 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
26023 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
26024 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
26025 sys-types.h: Remove.
26026 * Makefile.in: Remove protoize and fixproto support and references
26028 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
26029 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
26031 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
26032 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
26033 unprotoize$(exeext).
26034 (rest.encap): Don't depend on $(STMP_FIXPROTO)
26035 (.PHONY): Don't depend on proto.
26036 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
26037 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
26038 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
26039 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
26040 build/gen-protos.o, build/scan.o, xsys-protos.h,
26041 build/fix-header$(build_exeext), build/fix-header.o,
26042 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
26043 stmp-install-fixproto): Remove.
26044 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
26045 SYSCALLS.c or fixproto files.
26046 (install-common): Don't install protoize.
26047 (install-headers-tar, install-headers-cpio, install-headers-cp):
26048 Don't depend on $(STMP_FIXPROTO).
26049 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
26050 install fixproto files or write out fixproto settings.
26051 (uninstall): Don't uninstall protoize.
26052 * config.gcc (use_fixproto): Remove.
26053 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
26054 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
26055 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
26056 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
26057 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
26058 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
26059 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
26060 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
26061 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
26062 * config/t-vxworks (STMP_FIXPROTO): Remove.
26063 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
26064 STMP_FIXPROTO): Remove.
26065 * config.in, configure: Regenerate.
26066 * crtstuff.c (gid_t, uid_t): Don't undefine.
26067 * doc/install.texi: Change m68k-coff to m68k-elf in example.
26068 (arm-*-coff, arm-*-aout: Remove target entries.
26069 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
26070 Remove mention of AIX 4.1.
26071 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
26072 * doc/invoke.texi (Running Protoize): Remove.
26073 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
26074 (Protoize Caveats): Remove.
26075 * tsystem.h: Update comments on headers assumed to exist.
26077 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
26079 * genautomata.c: Add a new year to the copyright. Add a new
26081 (struct insn_reserv_decl): Add comments for member bypass_list.
26082 (find_bypass): Remove.
26083 (insert_bypass): New.
26084 (process_decls): Use insert_bypass.
26085 (output_internal_insn_latency_func): Output all bypasses with the
26086 same input insn in one switch case.
26088 * rtl.def (define_bypass): Describe bypass choice.
26089 * doc/md.texi (define_bypass): Ditto.
26091 2009-03-27 Richard Guenther <rguenther@suse.de>
26093 * gimplify.c (mark_addressable): Export.
26094 * tree-flow.h (mark_addressable): Declare.
26095 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
26096 * tree-ssa.c (verify_phi_args): Verify that address taken
26097 variables have TREE_ADDRESSABLE set.
26099 2009-03-27 Richard Guenther <rguenther@suse.de>
26101 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
26102 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
26103 Do not mark decls TREE_ADDRESSABLE.
26104 (build_fold_addr_expr): Adjust.
26105 (fold_addr_expr): Remove.
26106 (fold_unary): Use build_fold_addr_expr.
26107 (fold_comparison): Likewise.
26108 (split_address_to_core_and_offset): Likewise.
26109 * coverage.c (tree_coverage_counter_addr): Mark the array decl
26111 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
26112 (gimplify_modify_expr_to_memcpy): Mark source and destination
26114 * omp-low.c (create_omp_child_function): Mark the object decl
26116 (lower_rec_input_clauses): Mark the var we take the address of
26118 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
26120 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26122 PR middle-end/39315
26123 * cfgexpand.c (expand_one_stack_var_at): Change alignment
26124 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
26126 2009-03-27 Richard Guenther <rguenther@suse.de>
26128 PR tree-optimization/39120
26129 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
26131 (handle_lhs_call): Process return constraints. Add escape
26132 constraints if necessary.
26133 (handle_const_call): Fill out return constraints. Make nested
26134 case more precise. Avoid consttmp if possible.
26135 (handle_pure_call): Fill out return constraints. Avoid
26136 callused if possible.
26137 (find_func_aliases): Simplify call handling.
26139 2009-03-27 Richard Guenther <rguenther@suse.de>
26141 PR tree-optimization/39120
26142 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
26143 as a representative.
26144 (solve_graph): Do propagate CALLUSED.
26145 (handle_pure_call): Use a scalar constraint from CALLUSED for
26147 (find_what_p_points_to): CALLUSED shall not appear in poins-to
26150 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26153 * c-common.c (handle_aligned_attribute): Properly check alignment
26154 overflow. Use (1U << i) instead of (1 << i).
26156 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
26158 * expr.h (get_mem_align_offset): Updated.
26160 * tree.h (tree_decl_common): Change align to "unsigned int" and
26161 move it before pointer_alias_set.
26163 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26164 Jakub Jelinek <jakub@redhat.com>
26167 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
26168 gr_register_operand with gr_reg_or_0_operand.
26169 (cmpxchg_rel_di): Likewise.
26170 (sync_lock_test_and_set<mode>): Likewise.
26172 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26174 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
26175 (true_regnum): Likewise.
26177 * rtlanal.c (subreg_info): Moved to ...
26178 * rtl.h (subreg_info): Here. New.
26179 (subreg_get_info): New.
26181 * rtlanal.c (subreg_get_info): Make it extern.
26183 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26186 * config/i386/i386.c (ix86_abi): New.
26187 (override_options): Handle -mabi=.
26188 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
26189 (ix86_call_abi_override): Likewise.
26190 (init_cumulative_args): Likewise.
26191 (function_arg_advance): Likewise.
26192 (function_arg_64): Likewise.
26193 (function_arg): Likewise.
26194 (ix86_pass_by_reference): Likewise.
26195 (ix86_function_value_regno_p): Likewise.
26196 (ix86_build_builtin_va_list_abi): Likewise.
26197 (setup_incoming_varargs_64): Likewise.
26198 (is_va_list_char_pointer): Likewise.
26199 (ix86_init_machine_status): Likewise.
26200 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
26201 (ix86_function_type_abi): Return enum calling_abi. Rewrite
26202 for 64bit. Replace DEFAULT_ABI with ix86_abi.
26203 (ix86_function_abi): Make it static and return enum calling_abi.
26204 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
26206 (ix86_fn_abi_va_list): Updated.
26208 * config/i386/i386.h (ix86_abi): New.
26209 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
26210 (CONDITIONAL_REGISTER_USAGE): Likewise.
26211 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
26212 (machine_function): Likewise.
26214 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
26216 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
26217 (STACK_BOUNDARY): Likewise.
26218 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
26220 * config/i386/i386.opt (mabi=): New.
26222 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
26223 return enum calling_abi.
26224 (ix86_function_type_abi): Likewise.
26225 (ix86_function_abi): Removed.
26227 * doc/invoke.texi: Document -mabi= option for x86.
26229 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26231 * builtins.c (real_dconstp): Delete.
26232 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
26234 2009-03-27 Dodji Seketeli <dodji@redhat.com>
26235 Jakub Jelinek <jakub@redhat.com>
26238 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
26239 (gen_subprogram_die): When a function is explicit, generate the
26240 DW_AT_explicit attribute.
26241 * langhooks.h (struct lang_hooks_for_decls): Add
26242 function_decl_explicit_p langhook.
26243 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
26244 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
26246 2009-03-27 Jakub Jelinek <jakub@redhat.com>
26248 * builtins.c (fold_builtin_memory_op): Optimize memmove
26249 into memcpy if we can prove source and destination don't overlap.
26251 * tree-inline.c: Include gt-tree-inline.h.
26252 (clone_fn_id_num): New variable.
26253 (clone_function_name): New function.
26254 (tree_function_versioning): Use it.
26255 * Makefile.in (GTFILES): Add tree-inline.c.
26257 2009-03-27 Mark Mitchell <mark@codesourcery.com>
26259 * BASE-VER: Change to 4.5.0.
26261 2009-03-27 Xinliang David Li <davidxl@google.com>
26263 PR tree-optimization/39557
26264 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
26266 2009-03-27 Xinliang David Li <davidxl@google.com>
26268 PR tree-optimization/39548
26269 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
26272 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26274 * c-common.c (pointer_int_sum): Use %wd on return from
26277 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26279 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
26280 on return from tree_low_cst.
26282 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
26285 * ginclude/stdarg.h (va_copy): Define also for
26286 __GXX_EXPERIMENTAL_CXX0X__.
26288 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26291 * builtins.h (c_strlen): Do not warn here.
26292 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
26293 * c-common.c (pointer_int_sum): Take an explicit location.
26294 Warn about offsets out of bounds.
26295 * c-common.h (pointer_int_sum): Adjust declaration.
26297 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26299 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
26302 2009-03-26 Jakub Jelinek <jakub@redhat.com>
26305 * opts.c (warn_if_disallowed_function_p): Don't assume
26306 get_callee_fndecl must return non-NULL.
26308 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26310 PR rtl-optimization/39522
26311 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26312 when reg_reloaded_valid is set.
26314 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26316 * config/spu/divv2df3.c: New file.
26317 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26318 (DPBIT_FUNCS): Filter out _div_df.
26320 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26322 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26323 a jump insn, count that jump in the distance to the loop start.
26325 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26328 * config/sh/sh.c (calc_live_regs): Fix condition for global
26329 registers except PIC_OFFSET_TABLE_REGNUM.
26331 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26334 * doc/invoke.texi (-mconsole): New.
26336 (-mno-cygwin): New.
26338 (-mnop-fun-dllimport): New.
26342 (sub section "i386 and x86-64 Windows Options"): New.
26344 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26346 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26347 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26349 2009-03-25 Richard Guenther <rguenther@suse.de>
26351 PR middle-end/39497
26352 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26355 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26357 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26358 neither of haifa/selective schedulers are working.
26360 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26362 * doc/invoke.texi (Debugging Options): Fix description of
26363 -fno-merge-debug-strings.
26365 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26367 * config/cris/libgcc.ver: New version-script.
26368 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26370 * configure.ac <GAS features, nop mnemonic>: Add pattern
26371 crisv32-*-* for "nop".
26372 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26373 * configure: Regenerate.
26375 2009-03-24 Ira Rosen <irar@il.ibm.com>
26377 PR tree-optimization/39529
26378 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26379 mark_sym_for_renaming for the tag copied to the new vector
26382 2009-03-24 Arthur Loiret <aloiret@debian.org>
26384 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26385 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26386 EXTRA_SPEC_FUNCTIONS.
26387 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26388 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26389 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26390 -march and -mtune options.
26392 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26394 * config/m68k/t-rtems: Add m5329 multilib.
26396 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26397 Jakub Jelinek <jakub@redhat.com>
26400 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26403 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26406 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26407 instead of c_parser_expression_conv, if original_code isn't one of the
26408 4 allowed comparison codes, fail.
26410 2009-03-23 Richard Guenther <rguenther@suse.de>
26412 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26413 * tree.h (struct tree_type): Likewise.
26414 * reload.h (struct insn_chain): Likewise.
26415 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26416 * function.h (struct function): Likewise.
26417 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26419 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26421 PR tree-optimization/39516
26422 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26424 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26426 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26427 should be set true if BITS_PER_WORD of target is bigger than 32
26429 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26431 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26432 Translate -B-options to -rpath-link. Correct existing
26433 rpath-link and conditionalize on !nostdlib.
26435 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26437 * doc/extend.texi (Function Attributes, Variable Attributes):
26439 * doc/invoke.texi (Debugging Options, Optimize Options)
26440 (i386 and x86-64 Options, MCore Options): Likewise.
26442 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26445 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26446 it for block local namespace aliases.
26447 (gen_decl_die): Pass context_die to gen_namespace_die.
26449 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26452 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26453 minimum or maximum value.
26455 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26457 * reginfo.c (globalize_reg): Recompute derived reg sets.
26459 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26462 * libgcc2.c (mprotect): Do not use signed arguments for
26463 VirtualProtect, use DWORD arguments. Also fix the 'may
26464 be used uninitialized' warning for the np variable.
26466 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26469 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26470 functions using regparm calling conventions when not optimizing.
26471 (ix86_function_sseregparm): Similarly for sseregparm calling
26474 2009-03-19 Li Feng <nemokingdom@gmail.com>
26476 PR middle-end/39500
26477 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26478 dependence if the first conflict is after niter iterations.
26480 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26482 PR middle-end/38609
26483 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26484 functions with dynamic stack-pointer adjustments.
26486 2009-03-19 Ben Elliston <bje@au.ibm.com>
26488 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26489 option; change to -msdata=data.
26491 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26493 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26496 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26499 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26501 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26503 * doc/invoke.texi (Code Gen Options): Expand discussion of
26506 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26508 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26509 * matrix-reorg.c (struct matrix_info): Likewise.
26510 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26511 * rtl.h (struct mem_attrs): Likewise.
26512 * df.h (struct df): Likewise.
26513 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26514 * ira-int.h (struct ira_allocno): Likewise.
26515 * df-scan.c (struct df_collection_rec): Likewise.
26516 * ira.c (struct equivalence): Likewise.
26517 * function.c (struct temp_slot): Likewise.
26518 * cfgloop.h (struct loop): Likewise.
26521 * function.c (use_register_for_decl): When not optimizing, disregard
26522 register keyword for variables with types containing methods.
26524 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26526 PR middle-end/39447
26527 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26528 (is_simple_operand): Call contains_component_ref_p before calling data
26529 reference analysis that would fail on COMPONENT_REFs.
26531 * tree-vrp.c (search_for_addr_array): Fix formatting.
26533 2009-03-18 Richard Guenther <rguenther@suse.de>
26535 * tree-vect-transform.c (vect_loop_versioning): Fold the
26536 generated comparisons.
26537 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26538 (slpeel_tree_peel_loop_to_edge): Likewise.
26540 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26542 PR middle-end/37805
26543 * opts.c (print_specific_help): In addition to `undocumented',
26544 accept `separate' and `joined' flags if passed alone. Describe
26545 output by the first matched one of those.
26546 (common_handle_option): Skip over empty strings.
26547 * gcc.c (display_help): Fix help string for `--help='.
26548 * doc/invoke.texi (Option Summary, Overall Options): With
26549 `--help=', classes and qualifiers can both be repeated, but
26550 only the latter can be negated. One should not pass only
26551 negated qualifiers. Fix markup and examples.
26554 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26555 PR middle-end/37805
26556 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26557 and -fhelp=separate.
26559 2009-03-17 Jing Yu <jingyu@google.com>
26561 PR middle-end/39378
26562 * function.h (struct rtl_data): Move is_thunk from here...
26563 (struct function): ...to here.
26564 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26565 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26567 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26569 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26570 (alpha_output_function_end_prologue): Likewise.
26571 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26572 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26573 (rs6000_output_function_epilogue): Likewise.
26574 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26576 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26579 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26580 from different units in a single alternative.
26581 (*truncdfsf_i387): Ditto.
26582 (*truncxfsf2_mixed): Ditto.
26583 (*truncxfdf2_mixed): Ditto.
26585 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26587 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26588 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26591 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26592 unused non-artificial variables when not optimizing.
26595 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26596 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26597 NAMESPACE_DECL in its DECL_INITIAL.
26599 PR middle-end/39443
26600 * optabs.c (set_user_assembler_libfunc): New function.
26601 * expr.h (set_user_assembler_libfunc): New prototype.
26602 * c-common.c: Include libfuncs.h.
26603 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26604 for memcmp, memset, memcpy, memmove and abort.
26605 * Makefile.in (c-common.o): Depend on libfuncs.h.
26608 * dwarf2out.c (gen_inlined_enumeration_type_die,
26609 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26610 gen_tagged_type_instantiation_die): Removed.
26611 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26614 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26617 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26619 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26620 (check-parallel-%): Ditto.
26621 (check-consistency): Ditto.
26623 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26625 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26626 local variable rhs by NULL_TREE.
26628 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26631 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26633 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26636 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26638 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26641 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26642 for ms->sysv ABI calls only in 64bit mode.
26644 * config/i386/i386.md (untyped_call): Support 32bit.
26646 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26648 * doc/extend.texi: Replace x86_65 with x86_64.
26650 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26652 PR tree-optimization/39455
26653 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26654 mismatches for POINTER_TYPE_P (type).
26655 (number_of_iterations_le): Likewise.
26657 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26659 * config/picochip/picochip.c: Removed profiling support.
26660 * config/picochip/picochip.md: Removed profiling instruction.
26661 * config/picochip/picochip.h: Removed profiling builtin.
26663 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26665 * doc/install.texi (--with-host-libstdcxx): Document.
26667 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26670 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26671 generate a warning if the function name does not begin with
26672 "__vector" and the function has either the 'signal' or 'interrupt'
26673 attribute, from here to ...
26674 (avr_declare_function_name): ...here. New function.
26675 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26676 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26678 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26681 * cse.c (fold_rtx): Don't modify original const_arg1 when
26682 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26683 separate variable instead.
26684 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26685 from out of range shift counts.
26686 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26688 2009-03-13 Catherine Moore <clm@codesourcery.com>
26690 * config/i386/x-mingw32 (host-mingw32.o): Replace
26691 diagnostic.h with $(DIAGNOSTIC_H).
26693 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26696 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26698 * config/i386/sync.md (sync_compare_and_swap<mode>,
26699 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26700 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26702 (sync_double_compare_and_swapdi_pic,
26703 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26704 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26706 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26709 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26711 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26714 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26715 (avx_addsubv4df3): Likewise.
26716 (*avx_addsubv4sf3): Likewise.
26717 (sse3_addsubv4sf3): Likewise.
26719 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26722 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26724 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26727 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26728 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26729 registers for allocnos created from user-defined variables.
26731 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26734 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26735 of non-integer mode as well.
26737 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26739 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26740 for functions for which the parameter types are unknown.
26742 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26745 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26746 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26747 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26748 * config/i386/i386.c (ix86_local_alignment): For
26749 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26750 long long variables on the stack to avoid dynamic realignment.
26751 Allow the first argument to be a decl rather than type.
26752 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26754 2009-03-11 Nick Clifton <nickc@redhat.com>
26757 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26759 Add description to mno-lsim option.
26760 * config/mcore/mcore.h: Remove comment about deprecated m4align
26762 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26763 * doc/invoke.texi: Add description of mno-lsim and
26764 mstack-increment options.
26766 * config/fr30/fr30.opt: Document the -mno-lsim option.
26767 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26768 and -mno-lsim options.
26770 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26772 * fold-const.c (fold_comparison): Only call fold_inf_compare
26773 if the mode supports infinities.
26775 2009-03-11 Jason Merrill <jason@redhat.com>
26778 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26779 end already did. Notice GIMPLE_CALL modifications of the result.
26780 Don't copy debug information from an ignored decl or a decl from
26783 2009-03-10 Richard Guenther <rguenther@suse.de>
26784 Nathan Froyd <froydnj@codesourcery.com>
26786 PR middle-end/37850
26787 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26788 (__divMODE3): Likewise.
26790 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26792 PR tree-optimization/39394
26793 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26794 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26796 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26798 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26799 inline asms for register asm ("") declarations.
26801 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26803 * fold-const.c (fold_unary): Fix comment.
26805 2009-03-07 Jan Hubicka <jh@suse.cz>
26808 * tree-inline.c (setup_one_parameter): Do replacement of const
26809 argument by constant in SSA form.
26811 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26813 PR middle-end/38028
26814 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26815 determine alignment passed to assign_stack_local.
26816 (assign_parms_unsplit_complex): Likewise.
26817 * except.c (sjlj_build_landing_pads): Likewise.
26819 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26821 PR middle-end/39360
26822 * tree-flow.h (add_referenced_var): Return bool instead of void.
26823 * tree-dfa.c (add_referenced_var): Return result of
26824 referenced_var_check_and_insert call.
26825 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26826 of referenced_var_check_and_insert.
26829 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26830 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26831 DIE, don't emit it if abstract origin already has it.
26832 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26833 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26835 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26837 * genpreds.c (needs_variable): Fix parentheses at variable name
26839 (write_tm_constrs_h): Indent generated code.
26841 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26843 * doc/extend.texi (Function Attributes): Add documentation
26844 for isr attributes.
26846 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26849 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26850 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26852 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26854 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26857 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26860 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26861 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26863 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26865 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26866 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26867 constants instead of magic numbers.
26868 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26870 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26871 (x86_64_ms_abi_int_parameter_registers): Ditto.
26872 (x86_64_int_return_registers): Ditto.
26873 (ix86_maybe_switch_abi): Ditto.
26874 (ix86_expand_call): Ditto for clobbered_registers array.
26875 (ix86_hard_regno_mode_ok): Ditto.
26876 (x86_extended_QIreg_mentioned_p): Ditto.
26878 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26880 PR tree-optimization/39349
26881 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26883 * combine.c (gen_lowpart_for_combine): Use omode when generating
26886 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26888 PR rtl-optimization/39235
26889 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26891 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26893 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26895 2009-03-04 Richard Guenther <rguenther@suse.de>
26897 PR tree-optimization/39362
26898 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26899 that occur in abnormal PHIs should be varying.
26901 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26903 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26905 (simple_iv): Take loop as an argument instead of statement.
26906 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26907 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26909 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26911 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26912 * matrix-reorg.c (analyze_transpose): Ditto.
26913 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26914 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26915 * tree-predcom.c (ref_at_iteration): Ditto.
26916 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26918 2009-03-04 Richard Guenther <rguenther@suse.de>
26920 PR tree-optimization/39358
26921 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26922 escaped_id and callused_id.
26923 (solve_graph): Likewise.
26925 2009-03-04 Richard Guenther <rguenther@suse.de>
26927 PR tree-optimization/39339
26928 * tree-sra.c (try_instantiate_multiple_fields): Make it
26929 no longer ICE on the above.
26931 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26933 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26934 that fits within Pmode.
26936 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26938 PR middle-end/10109
26939 * tm.texi (LIBCALL_VALUE): Update description.
26941 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26943 PR middle-end/34443
26944 * doc/extend.texi (section): Update description.
26946 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26948 PR middle-end/39345
26949 * tree-inline.c (remapped_type): New.
26950 (can_be_nonlocal): Call remapped_type instead of remap_type.
26952 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26955 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26956 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26958 2009-03-03 Richard Guenther <rguenther@suse.de>
26960 PR middle-end/39272
26961 * tree.c (tree_nonartificial_location): New function.
26962 * tree.h (tree_nonartificial_location): Declare.
26963 * builtins.c (expand_builtin_memory_chk): Provide location
26964 of the call location for artificial function pieces.
26965 (maybe_emit_chk_warning): Likewise.
26966 (maybe_emit_sprintf_chk_warning): Likewise.
26967 (maybe_emit_free_warning): Likewise.
26968 * expr.c (expand_expr_real_1): Likewise.
26970 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26972 PR tree-optimization/39343
26973 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26974 COMPONENT_REF t has ARRAY_TYPE.
26976 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26978 PR middle-end/39335
26979 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26980 when the type precision of the induction variable should be
26981 larger than the type precision of nit.
26982 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26983 * graphite.c (graphite_loop_normal_form): Same.
26984 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26986 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26988 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26989 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26990 numbers to describe clobbered registers.
26991 (*call_value_0_rex64_ms_sysv): Ditto.
26992 * config/i386/mmx.md (mmx_emms): Ditto.
26993 (mmx_femms): Ditto.
26995 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26997 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
27000 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27002 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
27003 (spu_section_type_flags): New function.
27005 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27007 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
27008 reg_class_contents of FLOAT_REGS into a temporary.
27010 2009-03-02 Richard Guenther <rguenther@suse.de>
27011 Ira Rosen <irar@il.ibm.com>
27013 PR tree-optimization/39318
27014 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
27015 information to the vectorized statement.
27017 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
27019 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
27020 variable. Use defined names instead of magic constants for REX SSE
27023 2009-03-01 Richard Guenther <rguenther@suse.de>
27025 PR tree-optimization/39331
27026 * omp-low.c (lower_send_shared_vars): Do not receive new
27027 values for the reference of DECL_BY_REFERENCE parms or results.
27029 2009-03-01 Jan Hubicka <jh@suse.cz>
27032 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
27033 BLOCK_NONLOCALIZED_VAR): New macros.
27034 (tree_block): Add nonlocalized_vars.
27035 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
27036 gen_decl_die): Add origin argument. Allow generation of die with
27037 origin at hand only.
27038 (gen_member_die, gen_type_die_with_usage, force_decl_die,
27039 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
27041 (gen_block_die): Fix checking for unused blocks.
27042 (process_scope_var): Break out from .... ; work with origins only.
27043 (decls_for_scope) ... here; process nonlocalized list.
27044 (dwarf2out_ignore_block): Look for nonlocalized vars.
27045 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
27047 (dump_scope_block): Dump them.
27048 * tree-inline.c (remap_decls): Handle nonlocalized vars.
27049 (remap_block): Likewise.
27050 (can_be_nonlocal): New predicate.
27051 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
27053 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27055 * configure: Regenerate.
27057 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27059 * optc-gen.awk: No need to duplicate option flags twice.
27060 Reuse help texts for duplicate options which do not have any.
27062 * gcc.c (display_help): Document --version.
27064 * gcc.c (main): If print_help_list and verbose_flag, ensure
27065 driver output comes before subprocess output.
27067 * optc-gen.awk: Assign all remaining fields to help string,
27068 space-separated, for multi-line help in *.opt.
27070 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
27071 -Wno-pedantic-ms-format is for MinGW targets only.
27073 * doc/options.texi (Option file format): Fix bad indentation,
27074 restoring dropped sentence.
27076 2009-02-28 Jan Hubicka <jh@suse.cz>
27078 * tree-inline.c (tree_function_versioning): Output debug info.
27080 2009-02-28 Jan Hubicka <jh@suse.cz>
27083 * tree-inline.c (setup_one_parameter): Do not copy propagate
27084 arguments when not optimizing.
27086 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
27089 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27090 (avx_addsubv4df3): Likewise.
27091 (*avx_addsubv4sf3): Likewise.
27092 (sse3_addsubv4sf3): Likewise.
27093 (*avx_addsubv2df3): Likewise.
27094 (sse3_addsubv2df3): Likewise.
27095 (avx_unpckhps256): Correct item selectors.
27096 (avx_unpcklps256): Likewise.
27097 (avx_unpckhpd256): Likewise.
27098 (avx_unpcklpd256): Likewise.
27100 2009-02-28 Jan Hubicka <jh@suse.cz>
27102 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
27104 (copy_arguments_for_versioning): If var is declared don't declare it.
27105 (tree_function_versioning): First setup substitutions and then copy
27108 2009-02-27 Jan Hubicka <jh@suse.cz>
27111 * cgraph.h (varpool_output_debug_info): Remove.
27112 * cgraphunit.c (varpool_output_debug_info): Remove.
27113 * dwarf2out.c (deferred_locations_struct): New struct
27114 (deferred_locations): New type.
27115 (deferred_locations_list): New static var.
27116 (deffer_location): New function.
27117 (gen_variable_die): Use it.
27118 (decls_for_scope): Output info on local static vars.
27119 (dwarf2out_finish): Process deferred locations.
27120 * varpool.c (varpool_output_debug_info): Remove.
27122 2009-02-27 Jan Hubicka <jh@suse.cz>
27125 * tree.h (TREE_PROTECTED): Fix comment.
27126 (BLOCK_HANDLER_BLOCK): Remove.
27127 (struct tree_block): Remove handler_block add body_block.
27128 (inlined_function_outer_scope_p): New.
27129 (is_body_block): Remove.
27130 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
27131 * dwarf2out.c (is_inlined_entry_point): Remove.
27132 (add_high_low_attributes): Use inlined_function_outer_scope_p.
27133 (gen_block_die): Use is_inlined_entry_point check. Remove body block
27135 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
27136 * gimplify.c (gimplify_expr): Gimplify body blocks.
27137 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
27138 block with multiple subblocks.
27139 (dump_scope_block): Prettier output; dump more flags and info.
27140 (dump_scope_blocks): New.
27141 (remove_unused_locals): Use dump_scope_blocks.
27142 * tree-flow.h (dump_scope_blocks): Declare.
27143 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
27144 * stmt.c (is_body_block): Remove.
27145 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
27146 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
27148 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
27150 PR middle-end/39308
27151 * graphite.c (graphite_loop_normal_form): Do not call
27152 number_of_iterations_exit from a gcc_assert.
27154 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27156 * config/s390/s390.c (s390_swap_cmp): Look for conditional
27157 jumps if COND is NULL.
27158 (find_cond_jump): New function.
27159 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
27160 * config/s390/s390.md: Remove z10_cobra attribute value.
27162 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
27164 * config/alpha/alpha.h (alpha_expand_mov): Return false if
27165 force_const_mem returns NULL_RTX.
27167 2009-02-26 Jan Hubicka <jh@suse.cz>
27170 * cgraph.h (varpool_output_debug_info): Remove.
27171 * cgraphunit.c (varpool_output_debug_info): Remove.
27172 * dwarf2out.c (deferred_locations_struct): New struct
27173 (deferred_locations): New type.
27174 (deferred_locations_list): New static var.
27175 (deffer_location): New function.
27176 (gen_variable_die): Use it.
27177 (decls_for_scope): Output info on local static vars.
27178 (dwarf2out_finish): Process deferred locations.
27179 * varpool.c (varpool_output_debug_info): Remove.
27181 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
27183 PR rtl-optimization/39241
27184 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
27185 to subreg_offset_representable_p.
27187 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27189 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
27190 execute function prototype. Get f and nregs from max_reg_num
27191 and get_insns. Remove the first backward pass as it's dead,
27192 guard the forward pass by flag_expensive_optimizations.
27193 (rest_of_handle_regmove): Delete.
27194 (pass_regmove): Replace it with regmove_optimize.
27196 2009-02-25 Martin Jambor <mjambor@suse.cz>
27198 PR tree-optimization/39259
27199 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
27200 calls_alloca function flags.
27201 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
27202 calls are detected.
27204 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27206 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
27207 flags_set_1_rtx, flags_set_1_set): Delete.
27208 (regmove_optimize): Do not call mark_flags_life_zones.
27210 2009-02-24 Julian Brown <julian@codesourcery.com>
27213 * config/arm/arm.c (require_pic_register): Only set
27214 cfun->machine->pic_reg once per function.
27216 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
27218 * doc/invoke.texi (Link Options): Document an easier way to pass
27219 options that take arguments to the GNU linker using -Xlinker and -Wl.
27221 2009-02-24 Steve Ellcey <sje@cup.hp.com>
27224 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
27226 2009-02-24 Richard Guenther <rguenther@suse.de>
27229 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
27231 2009-02-24 Richard Guenther <rguenther@suse.de>
27232 Zdenek Dvorak <ook@ucw.cz>
27234 PR tree-optimization/39233
27235 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
27236 from converting them to a generic type.
27238 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
27240 PR tree-optimization/39260
27241 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
27242 contains a condition with a real type.
27243 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
27245 2009-02-23 Jason Merrill <jason@redhat.com>
27248 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
27249 narrowing_initializer_constant_valid_p.
27250 (narrowing_initializer_constant_valid_p): Don't return
27251 null_pointer_node for adding a pointer to itself.
27253 2009-02-23 Jan Hubicka <jh@suse.cz>
27256 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
27259 2009-02-23 Jan Hubicka <jh@suse.cz>
27261 PR tree-optimization/37709
27262 * tree.c (block_ultimate_origin): Move here from dwarf2out.
27263 * tree.h (block_ultimate_origin): Declare.
27264 * dwarf2out.c (block_ultimate_origin): Move to tree.c
27265 * tree-ssa-live.c (remove_unused_scope_block_p):
27266 Eliminate blocks containig no instructions nor live variables nor
27268 (dump_scope_block): New function.
27269 (remove_unused_locals): Enable removal of dead blocks by default;
27270 enable dumping at TDF_DETAILS.
27272 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27274 * config/i386/i386.c (classify_argument): Don't allow COImode
27276 (function_arg_advance_32): Don't allow OImode.
27277 (function_arg_32): Likewise.
27278 (function_value_32): Likewise.
27279 (return_in_memory_32): Likewise.
27280 (function_arg_64): Remove OImode comment.
27282 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27285 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
27286 ix86_expand_vector_set for V4DImode in 64bit mode only.
27287 (ix86_expand_vector_init_one_var): Likewise.
27289 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
27291 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
27293 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27296 * loop-iv.c: Revert last change.
27297 * emit-rtl.c: Likewise.
27299 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27302 * config/i386/i386.c (type_natural_mode): Remove an extra
27303 space in the warning message.
27304 (function_value_32): Handle 32-byte vector modes.
27305 (return_in_memory_32): Likewise.
27307 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27309 * loop-iv.c (truncate_value): New function.
27310 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27312 (lowpart_subreg): Move to...
27313 * emit-rtl.c: ...here.
27315 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27317 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27318 accidental and undocumented change at revision 140860.
27320 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27322 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27323 take gimple_seq * arguments.
27324 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27325 types_compatible_p langhook.
27327 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27328 Joseph Myers <joseph@codesourcery.com>
27330 * config/arm/arm.c (arm_builtin_va_list): New function.
27331 (arm_expand_builtin_va_start): Likewise.
27332 (arm_gimplify_va_arg_expr): Likewise.
27333 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27334 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27335 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27336 (va_list_type): New variable.
27337 (arm_mangle_type): Mangle va_list_type appropriately.
27339 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27341 PR middle-end/39157
27342 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27343 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27344 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27345 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27346 parameter to 1000 for -O1 by default.
27347 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27349 * loop-invariant.c: Include params.h.
27350 (move_loop_invariants): Don't call move_single_loop_invariants on
27353 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27355 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27356 offset when calculating bounds for indexing stack_usage_map. Fixes
27357 a buffer overflow with certain target setups.
27359 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27362 * calls.c (expand_call): Clear try_tail_call if caller and callee
27363 disagree in promotion of function return value.
27365 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27368 * c-common.c (c_determine_visibility): If visibility changed and
27369 DECL_RTL has been already set, call make_decl_rtl to update symbol
27372 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27375 * varasm.c (assemble_variable): Don't check DECL_NAME when
27376 globalizing a variable.
27378 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27381 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27382 expression before any __builtin_trap call.
27383 * c-typeck.c (build_function_call): Convert and check function
27384 arguments before generating a call to a trap. Evaluate the
27385 function arguments before the trap.
27387 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27390 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27391 (UNSPEC_FXAM_MEM): New unspec.
27392 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27393 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27394 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27396 2009-02-19 Richard Guenther <rguenther@suse.de>
27398 PR tree-optimization/39207
27399 PR tree-optimization/39074
27400 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27401 storedanything_tree): New.
27402 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27403 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27404 (build_succ_graph): Add edges from STOREDANYTHING to all
27406 (init_base_vars): Initialize STOREDANYTHING.
27407 (compute_points_to_sets): Free substitution info after
27408 building the succ graph.
27409 (ipa_pta_execute): Likewise.
27411 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27413 (do_ds_constraint): Do not add to special var or non-pointer
27415 (type_could_have_pointers): Split out from ...
27416 (could_have_pointers): ... here. For arrays use the element type.
27417 (create_variable_info_for): Initialize may_have_pointers.
27418 (new_var_info): Likewise.
27419 (handle_lhs_call): Make the HEAP variable unknown-sized.
27420 (intra_create_variable_infos): Use a type with pointers for
27421 PARM_NOALIAS, make it unknown-sized.
27423 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27426 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27428 2009-02-18 Jason Merrill <jason@redhat.com>
27431 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27432 value if DECL_EXTERNAL.
27433 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27434 * target.h (gcc_target::binds_local_p): Clarify "module".
27435 * tree.h (TREE_PUBLIC): Clarify "module".
27437 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27440 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27441 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27443 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27446 * c.opt (Wabi): Support C and ObjC.
27449 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27451 * config/i386/i386.c (classify_argument): Warn once about the ABI
27452 change when passing union with long double.
27454 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27456 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27459 * c-parser.c (c_parser_compound_statement): Always enter and leave
27462 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27465 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27467 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27469 PR tree-optimization/36922
27470 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27471 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27474 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27476 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27479 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27481 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27483 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27485 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27488 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27489 Richard Sandiford <rdsandiford@googlemail.com>
27491 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27492 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27493 (loongson_biadd): ...this.
27495 2009-02-17 Richard Guenther <rguenther@suse.de>
27497 PR tree-optimization/39202
27498 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27499 a var make sure to follow existing collapses.
27501 2009-02-17 Richard Guenther <rguenther@suse.de>
27503 PR middle-end/39214
27504 * langhooks.c (lhd_print_error_function): Check for NULL block.
27506 2009-02-17 Richard Guenther <rguenther@suse.de>
27508 PR tree-optimization/39204
27509 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27512 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27514 * config/soft-fp/double.h: Update from glibc CVS.
27516 2009-02-17 Richard Guenther <rguenther@suse.de>
27518 PR tree-optimization/39207
27519 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27520 strict-aliasing warnings for pointers pointing to NULL.
27522 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27525 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27526 skipping until next close brace.
27528 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27531 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27532 to function argument boundary.
27534 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27536 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27537 in the lea_add. Reload eventually constraints it properly.
27538 * config/picochip/constraints.md: Remove the target constraint
27539 "b", since it is not needed anymore.
27541 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27543 * gthr-dce.h: Uglify function parameter and local variable names.
27544 * gthr-gnat.h: Likewise.
27545 * gthr-mipssde.h: Likewise.
27546 * gthr-nks.h: Likewise.
27547 * gthr-posix95.h: Likewise.
27548 * gthr-posix.h: Likewise.
27549 * gthr-rtems.h: Likewise.
27550 * gthr-single.h: Likewise.
27551 * gthr-solaris.h: Likewise.
27552 * gthr-tpf.h: Likewise.
27553 * gthr-vxworks.h: Likewise.
27554 * gthr-win32.h: Likewise.
27556 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27559 * config/i386/i386.md: Restrict the new peephole2 to move
27560 between MMX/SSE registers.
27562 2009-02-15 Richard Guenther <rguenther@suse.de>
27565 2009-02-13 Richard Guenther <rguenther@suse.de>
27567 * configure.ac: Enable LFS.
27568 * configure: Re-generate.
27569 * config.in: Likewise.
27571 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27573 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27574 spu_srqwbyte, spu_srqwbytebc): Define.
27575 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27576 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27577 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27578 "shrqby_<mode>"): New insn-and-split patterns.
27579 * config/spu/spu.c (expand_builtin_args): Determine and return
27580 number of operands using spu_builtin_description data.
27581 (spu_expand_builtin_1): Use it.
27583 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27586 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27589 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27592 * config/i386/i386.c (override_options): Correct warning
27593 messages for -malign-loops, -malign-jumps and -malign-functions.
27595 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27598 * config/i386/i386.md: Restrict the new peephole2 to move
27599 between the general purpose registers.
27601 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27604 * config/i386/i386.c (type_natural_mode): Add a new argument.
27605 Return the original mode and warn ABI change if vector size is 32byte.
27606 (function_arg_advance): Updated.
27607 (function_arg): Likewise.
27608 (ix86_function_value): Likewise.
27609 (ix86_return_in_memory): Likewise.
27610 (ix86_sol10_return_in_memory): Likewise.
27611 (ix86_gimplify_va_arg): Likewise.
27612 (function_arg_32): Don't warn ABX ABI change here.
27613 (function_arg_64): Likewise.
27615 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27617 * loop-iv.c (implies_p): In the final case, test that operands 0
27618 of the two comparisons match.
27620 * config/bfin/bfin.c (find_prev_insn_start): New function.
27621 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27622 (find_next_insn_start): Move.
27624 2009-02-13 Richard Guenther <rguenther@suse.de>
27626 * configure.ac: Enable LFS.
27627 * configure: Re-generate.
27628 * config.in: Likewise.
27630 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27633 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27634 sizes on syntax error after some arguments have been parsed.
27636 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27638 * doc/invoke.texi (-fira): Remove.
27640 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27642 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27643 * recog.c: Likewise.
27646 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27648 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27649 (umul_ppmm): Likewise.
27650 (count_leading_zeros): Likewise.
27651 (count_trailing_zeros): Likewise.
27652 (UMUL_TIME): Likewise.
27654 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27656 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27657 soft-fp/t-softfp to tmake_file.
27659 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27660 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27661 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27662 IA64_BUILTIN_INFQ]: New.
27663 (ia64_init_builtins): Initialize __builtin_infq,
27664 __builtin_fabsq and __builtin_copysignq if not HPUX.
27665 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27666 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27668 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27670 (__fixtfti): Likewise.
27671 (__fixunstfti): Likewise.
27672 (__floattitf): Likewise.
27674 * config/ia64/libgcc-glibc.ver: New.
27675 * config/ia64/t-fprules-softfp: Likewise.
27676 * config/ia64/sfp-machine.h: Likewise.
27678 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27679 (LIBGCC2_TF_CEXT): Likewise.
27680 (TF_SIZE): Likewise.
27681 (TARGET_INIT_LIBFUNCS): Likewise.
27683 * config/ia64/t-glibc (SHLINB_MAPFILES):
27684 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27686 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27688 * config/i386/i386.c (construct_container): Rewrite processing
27689 BLKmode with X86_64_SSE_CLASS.
27691 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27694 * config/i386/i386.md: Replace simplify_replace_rtx with
27695 replace_rtx in the new peephole2.
27697 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27699 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27700 loop unrolling do not happen at -O2.
27702 2009-02-12 Michael Matz <matz@suse.de>
27704 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27706 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27708 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27711 2009-02-12 Ben Elliston <bje@au.ibm.com>
27713 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27714 patterns when updating the back chain. Missed in the 2009-02-10
27717 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27719 * doc/extend.texi (Decimal Floating Types): Update identifier of
27720 draft TR and list of missing support.
27722 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27724 PR middle-end/39154
27725 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27726 bit to variable length decl's flags, add it also to its
27727 pointer replacement variable.
27729 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27730 Jakub Jelinek <jakub@redhat.com>
27733 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27734 (memory_blockage): New expander.
27735 (*memory_blockage): New insn pattern.
27736 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27737 instead of general blockage at the end of function prologue when
27738 frame pointer is used to access red zone area. Do not emit blockage
27739 when profiling, it is emitted in generic code.
27740 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27741 function epilogue when frame pointer is used to access red zone area.
27743 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27746 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27747 by arithmetic with memory operands.
27748 * config/i386/predicates.md (commutative_operator): New.
27750 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27752 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27755 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27757 * alias.h (record_alias_subset): Declare.
27758 * alias.c (record_alias_subset): Make global.
27760 2009-02-10 Nick Clifton <nickc@redhat.com>
27762 * tree-parloops.c: Change license to GPLv3.
27763 * ipa-struct-reorg.c: Change license to GPLv3.
27764 * ipa-struct-reorg.h: Change license to GPLv3.
27766 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27769 * c-decl.c (start_struct): Return NULL on error.
27771 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27773 PR middle-end/39124
27774 * cfgloopmanip.c (remove_path): Call remove_bbs after
27775 cancel_loop_tree, not before it.
27778 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27779 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27780 VAR_DECLs were seen.
27781 * tree-ssa-live.c (remove_unused_locals): Recompute
27782 cfun->has_local_explicit_reg_vars.
27783 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27784 copies or clearings if cfun->has_local_explicit_reg_vars.
27786 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27789 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27790 of function prologue when frame pointer is used to access
27793 2009-02-10 Richard Guenther <rguenther@suse.de>
27795 PR middle-end/39127
27796 * gimplify.c (gimple_regimplify_operands): Always look if
27797 we need to create a temporary.
27799 2009-02-10 Richard Guenther <rguenther@suse.de>
27801 PR tree-optimization/39132
27802 * tree-loop-distribution.c (todo): New global var.
27803 (generate_memset_zero): Trigger TODO_rebuild_alias.
27804 (tree_loop_distribution): Return todo.
27806 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27809 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27810 (x86_64_reg_class_name): Removed.
27811 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27812 first one isn't X86_64_SSE_CLASS or any other ones aren't
27813 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27814 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27815 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27816 and 3 X86_64_SSEUP_CLASS.
27817 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27818 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27820 2009-02-10 Ben Elliston <bje@au.ibm.com>
27822 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27823 form instruction to update the stack back chain word, even if the
27824 user has disabled the generation of update instructions.
27825 (movdi_<mode>_update_stack): New.
27826 (movsi_update_stack): Likewise.
27827 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27828 always use an update form instruction to update the stack back
27831 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27833 PR middle-end/38953
27834 * graphite.c (if_region_set_false_region): After moving a region in
27835 the false branch of a condition, remove the empty dummy basic block.
27836 (gloog): Remove wrong fix for PR38953.
27838 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27840 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27841 generation due to implicit sign extension.
27843 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27845 PR middle-end/38981
27846 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27847 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27849 2009-02-09 Richard Guenther <rguenther@suse.de>
27851 PR middle-end/35202
27852 * convert.c (convert_to_real): Disable (float)fn((double)x)
27853 to fnf(x) conversion if errno differences may occur and
27854 -fmath-errno is set.
27856 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27858 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27859 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27860 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27862 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27865 * c-common.c (handle_alias_attribute): Disallow attribute for
27866 anything not a FUNCTION_DECL or VAR_DECL.
27868 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27871 * real.c (do_compare): Special-case compare of zero against
27872 decimal float value.
27874 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27877 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27878 as indicating flexible array members unless the field itself is
27879 being declarared as the incomplete array.
27881 2009-02-06 Jan Hubicka <jh@suse.cz>
27883 PR tree-optimization/38844
27884 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27885 is already inlined.
27887 2009-02-06 Richard Guenther <rguenther@suse.de>
27889 PR middle-end/38977
27890 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27891 fork because we may expand it as __gcov_fork.
27893 2009-02-06 Nick Clifton <nickc@redhat.com>
27895 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27897 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27899 PR tree-optimization/35659
27900 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27901 vn_phi_eq): Shortcut if hashcode does not match.
27902 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27904 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27905 and avoid iterative_hash_expr.
27906 (FOR_EACH_VALUE_ID_IN_SET): New.
27907 (value_id_compare): Remove.
27908 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27909 sort expressions by value id.
27911 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27914 * config/sh/predicates.md (general_movsrc_operand): Don't check
27915 the subreg of system registers here.
27917 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27920 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27921 on the copied decl.
27923 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27925 PR rtl-optimization/39110
27926 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27927 addresses, not aligned ones.
27929 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27930 Richard Guenther <rguenther@suse.de>
27932 PR tree-optimization/39100
27933 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27934 comment says and add edges.
27936 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27939 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27940 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27942 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27944 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27945 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27946 register_bb_in_sese, new_sese, free_sese): Moved.
27947 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27948 outermost_loop_in_scop, build_scop_iteration_domain,
27949 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27950 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27951 Use loop_in_sese_p instead of loop_in_scop_p.
27952 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27953 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27954 (scopdet_basic_block_info): Fix bug in scop detection.
27955 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27956 eq_loop_to_cloog_loop): Remove.
27957 (nb_loops_around_loop_in_scop, nb_loop
27958 ref_nb_loops): Moved here...
27959 * graphite.h (ref_nb_loops): ... from here.
27960 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27961 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27962 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27964 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27965 Hans-Peter Nilsson <hp@axis.com>
27967 PR rtl-optimization/37889
27968 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27969 Move offset handling from PLUS to before the switch. Use new
27970 arguments when considering SYMBOL_REFs too.
27971 (rtx_addr_can_trap_p): Pass dummy offset and size.
27972 (enum may_trap_p_flags): Remove.
27973 (may_trap_p_1): Pass size from MEM_SIZE.
27975 PR rtl-optimization/38921
27976 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27977 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27978 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27979 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27981 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27983 AVX Programming Reference (January, 2009)
27984 * config/i386/sse.md (*vpclmulqdq): New.
27986 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27988 PR tree-optimization/38977
27989 PR gcov-profile/38292
27990 * calls.c (special_function_p): Disregard __builtin_ prefix.
27992 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27994 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27995 non-indexable addresses even before reload.
27997 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28000 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
28001 as having variable size. Do not give an error for unnamed
28002 parameters with [*] declarators. Give a warning for type names
28003 with [*] declarators and mark them as variable size.
28004 * c-parser.c (c_parser_sizeof_expression): Do not give an error
28005 for sizeof applied to [*] type names.
28007 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28010 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
28012 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28014 * gcc.c (process_command): Update copyright notice dates.
28015 * gcov.c (print_version): Likewise.
28016 * gcov-dump.c (print_version): Likewise.
28017 * mips-tfile.c (main): Likewise.
28018 * mips-tdump.c (main): Likewise.
28020 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28023 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
28024 for composite type involving a zero-length array type.
28026 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28029 * function.c (match_asm_constraints_1): Skip over
28030 initial optional % in the constraint.
28032 PR inline-asm/39059
28033 * c-parser.c (c_parser_postfix_expression): If fixed point is not
28034 supported, don't accept FIXED_CSTs.
28035 * c-decl.c (finish_declspecs): Error if fixed point is not supported
28036 and _Sat is used without _Fract/_Accum. Set specs->type to
28037 integer_type_node for cts_fract/cts_accum if fixed point is not
28040 2009-02-02 Catherine Moore <clm@codesourcery.com>
28042 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
28044 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
28046 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
28047 (ABI_HAS_64BIT_SYMBOLS): Use it.
28048 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
28050 2009-02-02 Paul Brook <paul@codesourcery.com>
28052 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
28054 2009-02-02 Jakub Jelinek <jakub@redhat.com>
28056 PR inline-asm/39058
28057 * recog.h (asm_operand_ok): Add constraints argument.
28058 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
28059 recurse on matching constraint.
28060 (check_asm_operands): Pass constraints as 3rd argument to
28061 asm_operand_ok. Don't look up matching constraint here.
28062 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
28065 2009-02-02 Ben Elliston <bje@au.ibm.com>
28067 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
28068 TARGET_NARROW_VOLATILE_BITFIELD macro names.
28070 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28072 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
28073 information. Remove some obsolete information. Reorganize.
28075 * config/pa/fptr.c: Revert license to GPL 2.
28076 * config/pa/milli64.S: Likewise.
28078 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28081 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
28082 LIBRARY name in, instead of hard-coding it.
28083 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
28084 extra target make frag to tmake_files according to EH model.
28085 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
28086 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
28087 frags that define makefile variable EH_MODEL appropriately.
28088 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
28089 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
28090 to "-sjlj" according to type of EH configured.
28091 (LIBGCC_SONAME): Concatenate it to shared library base name.
28092 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
28093 to "_sjlj" according to type of EH configured.
28094 (LIBGCC_SONAME): Concatenate it to shared library base name.
28095 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
28096 (SHLIB_LINK): Add missing semicolon to if-else construct.
28097 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28098 string value of "pe_dll" command-line option.
28099 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
28100 (SHLIB_SONAME): Use it when overriding t-cygming default.
28101 (SHLIB_IMPLIB): Override t-cygming default.
28102 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28103 string value of "pe_dll" command-line option.
28105 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28108 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
28109 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
28111 2009-01-31 Richard Guenther <rguenther@suse.de>
28113 PR tree-optimization/38937
28114 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
28115 computing the transitive closure.
28117 2009-01-30 Richard Guenther <rguenther@suse.de>
28119 PR tree-optimization/39041
28120 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
28121 Propagate variable indices only if the types match for this stmt.
28123 2009-01-30 Jakub Jelinek <jakub@redhat.com>
28126 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
28127 inline but never defined.
28129 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
28131 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
28132 (*insv_h_di_reg_extimm): New insn.
28133 (*insv_l<mode>_reg_extimm): New insn.
28135 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28137 * config/picochip/picochip.c (flag_conserve_stack): set
28138 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
28139 fconserve-stack. Reduce call-overhead used by inliner.
28141 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28144 * common.opt (flag_conserve_stack): Initialised to zero.
28146 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
28149 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
28150 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
28153 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
28155 * ira-color.c (allocno_reload_assign): Update comments.
28156 * regmove.c (regmove_optimize): Likewise.
28160 2009-01-29 Robert Millan <rmh@aybabtu.com>
28162 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
28163 * config/i386/kopensolaris-gnu.h: New file. Undefine
28164 `MD_UNWIND_SUPPORT'.
28165 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
28167 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
28169 PR tree-optimization/39007
28170 * tree-loop-distribution.c (generate_builtin): Use
28171 recompute_dominator to compute the immediate dominator of the
28172 basic block just after the loop.
28174 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
28176 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
28177 (ASM_OUTPUT_DWARF_PCREL): Define.
28179 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
28181 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
28182 * doc/passes.texi: Remove entries about regclass, local-alloc, and
28183 global. Modify entries about regmove and IRA.
28185 * ra-conflict.c: Remove the file.
28187 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
28189 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
28190 (pass_regclass_init): Rename to pass_reginfo_init.
28192 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
28194 * toplev.h (flag_ira): Remove.
28196 * caller-save.c (setup_save_areas): Remove flag_ira.
28198 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
28200 * global.c: Remove the file.
28202 * opts.c (decode_options): Remove flag_ira.
28204 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
28206 * regmove.c: Modify file description.
28207 (find_use_as_address, try_auto_increment): Define them only if
28208 AUTO_INC_DEC is defined.
28209 (replacement_quality, replace_in_call_usage, fixup_match_1,
28210 stable_and_no_regs_but_for_p): Remove.
28211 (reg_set_in_bb): Make it static.
28212 (regmove_optimize): Remove flag_ira and code which worked for
28215 * local-alloc.c: Remove the file.
28217 * common.opt (fira): Remove.
28219 * ira.c: Include except.h.
28220 (eliminable_regset): Move from global.c.
28221 (mark_elimination): Ditto. Remove flag_ira.
28222 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
28223 equiv_mem_modified, validate_equiv_mem_from_store,
28224 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
28225 contains_replace_regs, memref_referenced_p, memref_used_between_p,
28226 no_equiv, recorded_label_ref): Move from local-alloc.c.
28227 (update_equiv_regs): Ditto. Make it static.
28228 (print_insn_chain, print_insn_chains): Move it from global.c.
28229 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
28230 (build_insn_chain): Ditto. Make it static.
28231 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
28232 Rename to init_live_subregs.
28233 (gate_ira): Remove flag_ira.
28235 * regclass.c: Rename reginfo.c. Change file description.
28236 (FORBIDDEN_INC_DEC_CLASSES): Remove.
28237 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
28238 (init_reg_sets_1): Remove code for evaluation of
28239 reg_class_superclasses and losing_caller_save_reg_set.
28240 (init_regs): Remove init_reg_autoinc.
28241 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
28242 ok_for_base_p_nonstrict): Remove.
28243 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
28244 (pass_regclass_init): Rename to pass_reginfo_init. Modify
28245 corresponding entries.
28246 (dump_regclass, record_operand_costs, scan_one_insn,
28247 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
28248 record_address_regs, auto_inc_dec_reg_p): Remove.
28249 (gt-regclass.h): Rename to gt-reginfo.h.
28251 * rtl.h (dump_global_regs, retry_global_alloc,
28252 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
28254 * Makefile.in (RA_H): Remove.
28255 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
28256 Rename regclass.o to reginfo.o.
28257 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
28259 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
28260 (GTFILES): Rename regclass.c to reginfo.c.
28262 * passes.c (init_optimization_passes): Remove pass_local_alloc and
28263 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
28265 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28266 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
28268 (finish_spills): Ditto. Remove code for !flag_ira.
28270 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
28272 PR middle-end/35854
28273 * doc/invoke.texi (rtl debug options): Complete rewrite.
28274 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
28276 * mode-switching.c (pass_mode_switching): Rename pass from
28277 "mode-sw" to "mode_sw".
28278 * except.c (pass_convert_to_eh_ranges): Rename pass from
28279 "eh-ranges" to "eh_ranges".
28280 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
28284 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
28285 Alexander Monakov <amonakov@ispras.ru>
28287 PR middle-end/38857
28288 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
28290 (move_exprs_to_boundary): Change return type and pass through
28291 should_move from move_op. Relax assert. Update usage ...
28292 (schedule_expr_on_boundary): ... here. Use should_move instead of
28294 (move_op_orig_expr_found): Indicate that insn was disconnected from
28296 (code_motion_process_successors): Do not call after_merge_succs
28297 callback if original expression was not found when traversing any of
28299 (code_motion_path_driver): Change return type. Update prototype.
28300 (move_op): Update comment. Add a new parameter (should_move). Update
28301 prototype. Set *should_move based on indication provided by
28302 move_op_orig_expr_found.
28304 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
28306 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
28307 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28308 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28309 * config/rs6000/rs6000.c (rs6000_override_options): Default
28310 avoid-indexed-addresses on for Power6, off for everything else.
28311 (avoiding_indexed_address_p): New function.
28312 (rs6000_legitimize_address): Use it.
28313 (rs6000_legitimate_address): Likewise.
28314 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28316 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28318 PR tree-optimization/38997
28319 * tree-loop-distribution.c (generate_memset_zero): Use
28320 POINTER_PLUS_EXPR for a pointer addition.
28322 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28324 * config/s390/s390.md (bswap<mode>2): New pattern added.
28326 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28328 * config/s390/s390.md (*tls_load_31): Added type attribute.
28330 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28332 * config/s390/s390.md: Fix a few comments.
28334 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28336 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28337 (*tm<mode>_full): Fixed z10prop attribute.
28338 (*tst<mode>_extimm): Fixed z10prop attribute.
28339 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28340 (*tstqiCCT_cconly): Fixed z10prop attribute.
28341 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28342 (*movsi_larl): Fixed z10prop attribute.
28343 (*movsi_zarch): Fixed z10prop attribute.
28344 (*movsi_eas): Fixed z10prop attribute.
28345 (*movhi): Fixed z10prop attribute.
28346 (*movqi): Fixed z10prop attribute.
28347 (*movstrictqi): Fixed z10prop attribute.
28348 (*mov<mode>): Fixed z10prop attribute.
28349 (*movcc): Fixed z10prop attribute.
28350 (*sethighpartdi_64): Fixed z10prop attribute.
28351 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28352 (*negdi2_sign_cc): Fixed z10prop attribute.
28353 (*negdi2_sign): Fixed z10prop attribute.
28354 (*absdi2_sign_cc): Fixed z10prop attribute.
28355 (*absdi2_sign): Fixed z10prop attribute.
28356 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28357 (*negabsdi2_sign): Fixed z10prop attribute.
28358 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28359 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28360 (doloop_si64): Fixed z10prop attribute.
28361 (doloop_si31): Fixed z10prop attribute.
28362 (doloop_long): Fixed z10prop attribute.
28363 (indirect_jump): Fixed z10prop attribute.
28364 (nop): Fixed z10prop attribute.
28365 (main_base_64): Fixed z10prop attribute.
28366 (reload_base_64): Fixed z10prop attribute.
28368 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28370 PR rtl-optimization/38740
28371 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28373 * config/mips/mips.c (mips_reorg): Likewise.
28375 2009-01-28 Richard Guenther <rguenther@suse.de>
28377 PR tree-optimization/38926
28378 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28379 with the correct value id to a value.
28380 (do_regular_insertion): Use the value number of edoubleprime
28381 for the value number of the expr.
28384 2008-08-21 Richard Guenther <rguenther@suse.de>
28386 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28387 a PHI ask VN if it is already available.
28388 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28389 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28391 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28393 PR middle-end/38934
28394 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28395 set to varying whenever max has TREE_OVERFLOW set, similarly
28396 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28398 2009-01-28 Richard Guenther <rguenther@suse.de>
28400 PR middle-end/38908
28401 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28402 uninitialized aggregate uses in call arguments.
28404 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28406 PR tree-optimization/38984
28407 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28408 the nothing_id variable if -fno-delete-null-pointer-checks.
28410 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28413 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28414 (set_got_offset_rex64): Ditto.
28416 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28419 * doc/extend.texi: Improve local variable with asm reg.
28421 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28423 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28424 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28425 was not supplied then set warn_packed_bitfield_compat to the
28426 default value of 1.
28427 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28430 2009-01-27 Richard Guenther <rguenther@suse.de>
28432 PR tree-optimization/38503
28433 * cfgexpand.c (expand_gimple_basic_block): Ignore
28434 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28435 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28436 variables that cannot have TBAA applied.
28437 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28440 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28442 PR middle-end/38969
28443 * calls.c (initialize_argument_information): Do not wrap complex
28444 arguments in SAVE_EXPR.
28446 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28448 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28449 (INSTALL_LIBGCC): Revert typo commit.
28451 2009-01-26 Richard Guenther <rguenther@suse.de>
28453 PR tree-optimization/38745
28454 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28455 from special handling.
28457 2009-01-26 Richard Guenther <rguenther@suse.de>
28459 PR tree-optimization/38745
28460 * tree-ssa.c (execute_update_addresses_taken): Do not include
28461 variables that cannot possibly be a register in not_reg_needs.
28462 Do not clear TREE_ADDRESSABLE on vars that may not become
28464 * tree-ssa.c (update_alias_info_1): Include those in the set
28465 of addressable vars.
28467 2009-01-26 Richard Guenther <rguenther@suse.de>
28469 PR middle-end/38851
28470 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28471 * tree-ssa-dse.c: Include langhooks.h
28472 (execute_simple_dse): Remove stores with zero size.
28474 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28477 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28480 2009-01-24 Julian Brown <julian@codesourcery.com>
28482 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28483 config/arm/linux-atomic.c.
28484 * config/arm/linux-atomic.c: New.
28486 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28488 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28489 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28490 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28492 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28495 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28498 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28500 PR tree-optimization/38953
28501 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28502 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28503 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28504 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28507 2009-01-24 Paul Brook <paul@codesourcery.com>
28509 * config/arm/neon.md (neon_type): Move to arm.md.
28510 (neon_mov<VSTRUCT>): Add neon_type attribute.
28511 * config/arm/arm.md (neon_type): Move to here.
28512 (conds): Add "unconditioal" and use as default for NEON insns.
28514 2009-01-24 Ben Elliston <bje@au.ibm.com>
28516 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28517 void *' warning from -Wc++-compat.
28518 * Makefile.in (dominance.o-warn): Remove.
28520 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28522 PR tree-optimization/38932
28523 * fold-const.c (fold_unary_ignore_overflow): New.
28524 * tree.h (fold_unary_ignore_overflow): Declare.
28525 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28526 * tree-ssa-sccvn.c (visit_reference_op_load,
28527 simplify_unary_expression): Likewise.
28529 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28531 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28532 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28533 regardless of their type.
28534 * c-common.c (handle_packed_attribute): Don't ignore packed on
28536 * c.opt (Wpacked-bitfield-compat): New warning option.
28537 * stor-layout.c (place_field): Warn if offset of a field changed.
28538 * doc/extend.texi (packed): Mention the ABI change.
28539 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28540 (Warning Options): Add it to the list.
28542 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28544 * c-opts.c (c_common_post_options): Fix a typo in comments.
28546 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28548 PR middle-end/38615
28549 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28550 variables to static.
28551 * doc/invoke.texi (-fmerge-all-constants): Update description.
28553 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28556 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28557 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28559 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28561 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28563 (LOCAL_ALIGNMENT): Similarly.
28565 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28566 Joseph Myers <joseph@codesourcery.com>
28568 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28569 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28570 * config/arm/arm-tune.md: Regenerate.
28571 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28574 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28576 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28577 version number to five.
28579 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28582 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28583 * c-common.c (set_underlying_type): Likewise.
28584 (is_typedef_decl ): Likewise
28586 (set_underlying_type): Likewise.
28587 (is_typedef_type): Likewise.
28589 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28591 PR middle-end/38587
28592 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28595 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28598 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28599 (LIBGCC_SPEC): Don't define.
28600 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28602 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28604 PR rtl-optimization/38879
28605 * alias.c (base_alias_check): Unaligned access via AND address can
28606 alias all surrounding object types except those with sizes equal
28607 or wider than the size of unaligned access.
28609 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28612 * c-decl.c (clone_underlying_type): Move this ...
28613 * c-common.c (set_underlying_type): ... here.
28614 Also, make sure the function properly sets TYPE_STUB_DECL() on
28615 the newly created typedef variant type.
28616 (is_typedef_decl ): New entry point.
28617 * tree.h: Added a new member member_types_needing_access_check to
28618 struct tree_decl_non_common.
28619 (set_underlying_type): New entry point.
28620 (is_typedef_type): Likewise.
28622 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28624 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28625 Check whether two instructions have memory references that
28626 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28627 are helper functions for traversing.
28628 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28629 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28630 not to draw dependency edge for instructions with non-conflicting
28633 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28636 * longlong.h: Update copyright years. Use soft-fp license notice.
28637 Sync __clz_tab declaration with glibc.
28639 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28642 * doc/extend.texi (syscall_linkage): New.
28643 (version_id): Modify.
28645 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28646 Richard Guenther <rguenther@suse.de>
28648 PR tree-optimization/38747
28649 PR tree-optimization/38748
28650 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28651 conversion if the base address is an indirect reference and the
28652 aliasing sets could cause issues.
28654 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28656 * common.opt (fgraphite, fgraphite-identity): Add comment for
28657 explaining why these options are not documented.
28659 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28661 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28662 gimple_call_lhs is NULL.
28664 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28667 * emit-rtl.c (adjust_address_1): Make sure memref is never
28670 2009-01-20 Ben Elliston <bje@au.ibm.com>
28672 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28673 const qualifier from arg parameter. Remove unnecessary cast to char *.
28674 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28675 const qualifier from arg 2.
28677 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28679 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28681 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28684 * rtl.h (reinit_regs): New prototype.
28685 * regclass.c: Include ira.h.
28686 (reinit_regs): New.
28687 * Makefile.in (regclass.o): Add ira.h.
28688 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28690 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28693 * c-common.c (handle_aligned_attribute): Use
28694 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28695 default alignment value.
28697 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28699 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28700 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28702 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28703 __BIGGEST_ALIGNMENT__.
28705 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28707 2009-01-18 Richard Guenther <rguenther@suse.de>
28709 PR tree-optimization/38819
28710 * tree-flow.h (operation_could_trap_helper_p): Declare.
28711 * tree-eh.c (operation_could_trap_helper_p): Export.
28712 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28713 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28714 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28715 are about to insert a possibly trapping instruction and fail
28718 2009-01-18 Andreas Schwab <schwab@suse.de>
28720 * doc/install.texi (Configuration): Remove obsolete paragraph
28721 about use of --with-gnu-ld with --with-gnu-as.
28723 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28725 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28726 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28727 Follow spelling conventions.
28729 2009-01-18 Ben Elliston <bje@au.ibm.com>
28731 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28732 C++ warning about implicit conversion from void * to struct
28734 (bitmap_obstack_free): Likewise for bitmap_element *.
28735 * Makefile.in (bitmap.o-warn): Remove.
28737 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28739 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28741 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28742 Tobias Grosser <tobi.grosser@amd.com>
28744 * graphite.c (graphite_trans_scop_block): Do not block single
28747 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28749 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28750 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28751 test with assertion.
28753 2009-01-16 Richard Guenther <rguenther@suse.de>
28755 PR tree-optimization/38835
28756 PR middle-end/36227
28757 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28758 and INT + PTR -> (INT)(PTR p+ INT) folding.
28759 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28761 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28764 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28765 the subreg from a lowpart subreg if it is also casting the value.
28767 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28768 Tobias Grosser <tobi.grosser@amd.com>
28770 * graphite.c (compare_prefix_loops): New.
28771 (build_scop_canonical_schedules): Rewritten.
28772 (graphite_transform_loops): Move build_scop_canonical_schedules
28773 after build_scop_iteration_domain.
28775 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28776 Tobias Grosser <tobi.grosser@amd.com>
28778 * graphite.c (add_conditions_to_domain): Add the loops to
28779 the dimension of the iteration domain. Do copy the domain
28780 only when it exists.
28781 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28782 (add_conditions_to_constraints): New.
28783 (can_generate_code_stmt, can_generate_code): Removed.
28784 (gloog): Do not call can_generate_code.
28785 (graphite_transform_loops): Call add_conditions_to_constraints
28786 after building the iteration domain.
28788 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28790 PR tree-optimization/38789
28791 * tree-ssa-threadedge.c
28792 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28793 __builtin_constant_p.
28795 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28797 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28798 examined before deleting them.
28800 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28802 * function.c (aggregate_value_p): Correctly extract the function
28803 type from CALL_EXPR_FN lookup.
28805 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28807 * config/picochip/picochip.c (picochip_override_options): Revert
28808 CFI asm flag disable commited previously.
28810 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28811 Tobias Grosser <tobi.grosser@amd.com>
28812 Jan Sjodin <jan.sjodin@amd.com>
28814 * graphite.c (scan_tree_for_params): On substractions negate
28815 all the coefficients of the term.
28816 (clast_to_gcc_expression_red): New. Handle reduction expressions
28817 of more than two operands.
28818 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28819 (get_vdef_before_scop): Handle also the case of default definitions.
28821 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28823 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28824 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28825 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28827 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28828 Joey Ye <joey.ye@intel.com>
28830 PR middle-end/37843
28831 * cfgexpand.c (expand_stack_alignment): Don't update stack
28832 boundary nor check incoming stack boundary here.
28833 (gimple_expand_cfg): Update stack boundary and check incoming
28834 stack boundary here.
28836 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28838 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28840 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28842 PR rtl-optimization/38245
28843 * calls.c (expand_call): Add stack arguments to
28844 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28845 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28846 in regs and partially in memory or BLKmode arguments.
28847 (emit_library_call_value_1): Add stack arguments to
28848 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28849 ACCUMULATE_OUTGOING_ARGS).
28850 * dce.c: Include tm_p.h.
28851 (find_call_stack_args): New function.
28852 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28854 (mark_insn): Call find_call_stack_args for CALL_Ps.
28855 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28856 forwards. Allocate and free arg_stores bitmap if needed, pass it
28857 down to deletable_insn_p, don't mark stores set in arg_stores
28858 bitmap, clear the bitmap at the beginning of each bb.
28859 * Makefile.in (dce.o): Depend on $(TM_P_H).
28861 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28864 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28865 to make sure the insn is a conditional test (bug 22599). Reformat a
28868 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28870 PR middle-end/38431
28871 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28872 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28873 (gloog): Do not call cleanup_tree_cfg.
28874 (graphite_transform_loops): Call cleanup_tree_cfg after all
28875 scops have been code generated.
28877 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28878 * doc/gty.texi (Invoking the garbage collector): Added new node
28879 and section documenting ggc_collect.
28881 2009-01-14 Richard Guenther <rguenther@suse.de>
28883 PR tree-optimization/38826
28884 PR middle-end/38477
28885 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28886 initialization notes only if we actually emitted a warning.
28887 (intra_create_variable_infos): Add constraints for a result decl
28888 that is passed by hidden reference.
28889 (build_pred_graph): Mark all related variables non-direct on
28892 2009-01-14 Nick Clifton <nickc@redhat.com>
28894 * ira-conflicts.c: Include addresses.h for the definition of
28896 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28897 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28899 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28902 * Makefile.in (ira-lives.o): Add except.h.
28904 * ira-lives.c: Include except.h.
28905 (process_bb_node_lives): Process can_throw_internal.
28907 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28909 PR rtl-optimization/38774
28910 * combine.c (simplify_set): When undoing cc_use change, don't do
28911 PUT_CODE on the newly created comparison, but instead put back the
28914 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28916 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28917 values. Remove duplicate arm8 entry.
28919 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28921 PR tree-optimization/38786
28922 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28923 the SSA_NAME case of expand_scalar_variables_expr.
28924 Set the type of an expression to the type of its assign statement.
28925 (expand_scalar_variables_expr): Also gather the scalar computation
28926 used to index the memory access. Do not pass loop_p.
28927 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28928 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28929 the gimple_stmt_iterator where it inserts new code.
28930 Do not pass loop_p.
28931 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28932 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28934 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28936 * graphite.h (debug_value): Removed.
28937 * graphite.c (debug_value): Removed.
28939 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28941 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28942 ldrd/strd with two 32-bit instructions.
28944 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28946 * config/arm/arm.c (struct processors): Pass for speed down into
28947 cost helper functions.
28948 (const_ok_for_op): Handle COMPARE and inequality nodes.
28949 (arm_rtx_costs_1): Rewrite.
28950 (arm_size_rtx_costs): Update prototype.
28951 (arm_rtx_costs): Pass speed down to helper functions.
28952 (arm_slowmul_rtx_costs): Rework cost calculations.
28953 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28954 (arm_9e_rtx_costs): Likewise.
28956 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28958 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28959 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28960 (alpha_legitimize_address): Do not split local symbols wider than
28961 UNITS_PER_WORD into HIGH/LO_SUM parts.
28963 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28966 * gcc.c (process_command): Replace call to execvp with calls
28967 to pex_one and exit.
28969 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28972 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28973 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28974 variant for devices with 3-byte PC.
28975 (__tablejump_elpm__): New.
28977 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28980 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28981 offsetof member-designator, handle it as `[0].'.
28983 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28985 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28986 function when not using named sections on targets with named sections
28987 if branch distance is less than 262132.
28989 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28991 * combine.c (combine_instructions): Recompute
28992 optimize_this_for_speed_p for each BB in the main combine loop.
28994 2009-01-12 Tomas Bily <tbily@suse.cz>
28997 * tree-loop-distribution.c (prop_phis): New function.
28998 (generate_builtin): Call prop_phis.
29000 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29002 PR tree-optimization/38807
29003 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
29004 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
29006 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
29008 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
29009 subreg of op0 to the original op0.
29011 2009-01-11 Laurent GUERBY <laurent@guerby.net>
29013 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
29015 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
29018 * mips-tfile.c (parse_def): Fix parsing of def strings
29019 starting with digits.
29021 2009-01-10 Jakub Jelinek <jakub@redhat.com>
29024 * config/arm/arm.c (arm_is_long_call_p): Don't call
29025 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
29027 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
29029 * regrename.c (regrename_optimize): Fix dumping.
29030 (find_oldest_value_reg): Preserve REG_POINTER.
29031 (copy_hardreg_forward_1): Likewise.
29033 2009-01-09 Diego Novillo <dnovillo@google.com>
29035 * gimple.h (struct gimple_statement_base) <uid>: Document
29036 the restrictions on its use.
29037 (gimple_uid): Tidy.
29038 (gimple_set_uid): Tidy.
29040 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29042 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
29043 zero guard even if align_bytes != 0 and count is smaller than
29046 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
29048 PR rtl-optimization/38495
29049 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
29050 (add_range_and_copies_from_move_list): Print all added ranges.
29051 Add ranges to memory optimized destination.
29053 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29057 * config/i386/i386.c (override_options): Reject
29058 -mstringop-strategy=rep_8byte with -m32.
29059 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
29060 to 1. Do count comparison against epilogue_size_needed at compile
29061 time even when count_exp was constant forced into register. For
29062 size_needed don't jump to epilogue, instead just avoid aligning
29063 and invoke the body algorithm. If need_zero_guard, add zero guard
29064 even if count is non-zero, but smaller than size_needed + number of
29065 bytes that could be stored for alignment.
29066 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
29067 to 1. If need_zero_guard, add zero guard even if count is non-zero,
29068 but smaller than size_needed + number of bytes that could be stored
29069 for alignment. Compare size_needed with epilogue_size_needed instead
29070 of desired_align - align, don't adjust size_needed, pass
29071 epilogue_size_needed to the epilogue expanders.
29074 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
29076 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29078 * pa.c (last_address): Change to unsigned.
29079 (update_total_code_bytes): Change argument to unsigned. Don't
29080 check if insn addresses are set.
29081 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
29082 addresses are not set.
29083 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
29085 2009-01-09 Nick Clifton <nickc@redhat.com>
29087 * config/sh/symbian.c: Replace uses of DECL_INLINE with
29088 DECL_DECLARED_INLINE_P.
29090 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29092 PR middle-end/38347
29093 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
29094 GET_MODE (op0) in operand_subword_force calls.
29096 PR middle-end/38771
29097 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
29098 fold_convert arg0 operands to TREE_TYPE (op0) first.
29100 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
29102 * params.def (ira-max-conflict-table-size): Decrease default value
29105 2009-01-08 Jakub Jelinek <jakub@redhat.com>
29107 PR tree-optimization/37031
29108 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
29110 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
29111 allocate it using gc instead of heap, use VEC_quick_push instead of
29113 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
29114 instead of heap, use VEC_quick_push instead of VEC_safe_push.
29115 * tree-data-ref.h (struct access_matrix): Change matrix to gc
29116 allocated vector from heap allocated.
29117 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
29118 * tree-loop-linear.c (linear_transform_loops): Allocate nest
29119 vector only after perfect_loop_nest_depth call.
29121 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
29122 Jan Sjodin <jan.sjodin@amd.com>
29124 PR tree-optimization/38559
29125 * graphite.c (debug_value, copy_constraint,
29126 swap_constraint_variables, scale_constraint_variable, ): New.
29127 (get_lower_bound, get_upper_bound): Removed.
29128 (graphite_trans_bb_strip_mine): Clean up this code that works
29129 only for constant number of iterations. Fully copy upper and
29130 lower bound constraints, not only the constant part of them.
29131 * graphite.h (debug_value): Declared.
29133 2009-01-08 Ira Rosen <irar@il.ibm.com>
29135 PR tree-optimization/37194
29136 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
29137 Don't add the cost of cost model guard in prologue to scalar
29138 outside cost in case of known number of iterations.
29140 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
29141 Alan Modra <amodra@bigpond.net.au>
29143 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
29144 non-word-aligned REG+CONST addressing.
29146 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29149 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
29150 free_after_compilation when outputting a thunk.
29151 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
29152 Do not call free_after_compilation here.
29154 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29156 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
29157 (ix86_valid_target_attribute_inner_p): Ditto.
29159 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
29161 PR tree-optimization/38492
29162 PR tree-optimization/38498
29163 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
29164 * tree-chrec.h (scev_is_linear_expression): Declared.
29165 * graphite.c (graphite_cannot_represent_loop_niter): New.
29166 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
29167 (graphite_loop_normal_form): Use gcc_assert.
29168 (scan_tree_for_params): Use CASE_CONVERT.
29169 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
29170 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
29171 Use gcc_assert. Discard scops that contain unhandled cases.
29172 (build_scop_conditions): Return a boolean status for unhandled cases.
29173 (strip_mine_profitable_p): Print the loop number, not its depth.
29174 (is_interchange_valid): Pass the depth of the loop nest, don't
29175 recompute it wrongly.
29176 (graphite_trans_bb_block): Same.
29177 (graphite_trans_bb_block): Print tentative of loop blocking.
29178 (graphite_trans_scop_block): Do not print that the loop has been
29180 (graphite_transform_loops): Do not handle scops that contain condition
29183 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
29185 AVX Programming Reference (December, 2008)
29186 * config/i386/avxintrin.h (_mm256_stream_si256): New.
29187 (_mm256_stream_pd): Likewise.
29188 (_mm256_stream_ps): Likewise.
29190 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
29191 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
29192 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
29193 (bdesc_special_args): Add __builtin_ia32_movntdq256,
29194 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
29195 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
29196 (ix86_expand_special_args_builtin): Likewise.
29198 * config/i386/sse.md (AVXMODEDI): New.
29199 (avx_movnt<mode>): Likewise.
29200 (avx_movnt<mode>): Likewise.
29201 (<sse>_movnt<mode>): Remove AVX support.
29202 (sse2_movntv2di): Likewise.
29204 2009-01-07 Richard Guenther <rguenther@suse.de>
29206 PR middle-end/38751
29207 * fold-const.c (extract_muldiv): Remove obsolete comment.
29208 (fold_plusminus_mult_expr): Undo MINUS_EXPR
29209 to PLUS_EXPR canonicalization for the canonicalization.
29211 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
29213 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
29214 hosted cross-compilers generating less efficient code.
29216 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29218 * function.h (rtl_data): Add a dbr_scheduled_p field.
29219 * reorg.c (dbr_schedule): Set it.
29220 (gate_handle_delay_slots): Check it.
29221 * config/mips/mips.c (mips_base_delayed_branch): Delete.
29222 (mips_reorg): Check flag_delayed_branch instead of
29223 mips_base_delayed_branch.
29224 (mips_override_options): Don't set mips_base_delayed_branch
29225 or flag_delayed_branch.
29227 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29229 PR rtl-optimization/38426.
29230 * ira.c (ira): Set current_function_is_leaf earlier.
29232 2009-01-06 Jakub Jelinek <jakub@redhat.com>
29234 PR rtl-optimization/38722
29235 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
29236 too early, only set a flag and modify after last possible
29239 2009-01-06 Janis Johnson <janis187@us.ibm.com>
29242 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
29243 * real.c (decimal_single_format): Correct values of emin and emax.
29244 (decimal_double_format): Ditto.
29245 (decimal_quad_format): Ditto.
29246 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
29247 computation of DECnn_MIN and DECnn_MAX for corrected values of
29248 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
29249 __DECnn_MIN__, and adjust its computation for the corrected value
29252 2009-01-06 Jan Hubicka <jh@suse.cz>
29255 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
29257 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
29259 * doc/contrib.texi (Contributors): Slightly adjust the end note.
29260 Add Robert Clark to the list of testers.
29262 2009-01-06 Jan Hubicka <jh@suse.cz>
29263 Kai Tietz <kai.tietz@onevision.com>
29265 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
29266 * config/i386/i386.c (ix86_expand_call): Add clobbers.
29268 2009-01-06 Jan Hubicka <jh@suse.cz>
29269 Kai Tietz <kai.tietz@onevision.com>
29271 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
29273 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
29274 (ix86_nsaved_regs): Count only general purpose regs.
29275 (ix86_nsaved_sseregs): New.
29276 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
29277 to 16 for w64; compute padding and size of sse reg save area.
29278 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
29279 general purpose regs.
29280 (ix86_emit_save_sse_regs_using_mov): New.
29281 (ix86_expand_prologue): Save SSE regs if needed.
29282 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
29283 (ix86_emit_restore_sse_regs_using_mov): New.
29284 (ix86_expand_epilogue): Save SSE regs if needed.
29286 2009-01-06 Jan Hubicka <jh@suse.cz>
29287 Kai Tietz <kai.tietz@onevision.com>
29289 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
29290 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
29291 functions when accumulate outgoing args is off.
29293 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29296 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
29297 before using pseudos_have_intersected_live_ranges_p.
29299 * ira-int.h (ira_assert): Always define.
29301 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29303 AVX Programming Reference (December, 2008)
29304 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
29305 (_mm256_permute2_pd): Likewise.
29306 (_mm_permute2_ps): Likewise.
29307 (_mm256_permute2_ps): Likewise.
29308 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29309 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29311 * config/i386/i386.c (ix86_builtins): Remove
29312 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29313 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29314 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29315 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29316 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29317 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29318 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29319 __builtin_ia32_vpermil2ps256.
29320 (ix86_init_mmx_sse_builtins): Updated.
29321 (ix86_expand_args_builtin): Likewise.
29323 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29325 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29326 long absolute calls when generating PA 2.0 code.
29328 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29330 PR rtl-optimization/38583
29331 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29333 * params.def (ira-max-conflict-table-size): New.
29335 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29337 * ira.h (ira_conflicts_p): New external definition.
29339 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29340 table. Report this. Return result of building.
29341 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29342 building conflict table.
29344 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29345 (ira_color): Use ira_conflicts_p.
29347 * global.c: Include ira.h.
29348 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29351 * Makefile.in (global.o): Add ira.h.
29353 * ira-build.c (mark_all_loops_for_removal,
29354 propagate_some_info_from_allocno): New.
29355 (remove_unnecessary_allocnos): Call
29356 propagate_some_info_from_allocno.
29357 (remove_low_level_allocnos): New.
29358 (remove_unnecessary_regions): Add parameter. Call
29359 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29360 parameter to remove_unnecessary_regions.
29361 (ira_build): Remove all regions but root if the conflict table was
29362 not built. Update conflict hard regs for allocnos crossing calls.
29364 * ira.c (ira_conflicts_p): New global.
29365 (ira): Define and use ira_conflicts_p.
29367 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29368 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29369 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29371 2009-01-06 Ben Elliston <bje@au.ibm.com>
29373 * gengtype-lex.l (YY_NO_INPUT): Define.
29375 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29378 * c-common.c (handle_vector_size_attribute): Also reject
29379 BOOLEAN_TYPE types.
29381 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29383 PR tree-optimization/38492
29384 * graphite.c (rename_map_elt, debug_rename_elt,
29385 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29386 rename_map_elt_info, eq_rename_map_elts,
29387 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29388 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29389 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29390 (sese_build_livein_liveouts): New.
29391 (new_sese, free_sese): New.
29392 (new_scop): Call new_sese.
29393 (free_scop): Call free_sese.
29394 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29395 (register_old_new_names): Renamed register_old_and_new_names.
29396 (register_scop_liveout_renames, add_loop_exit_phis,
29397 insert_loop_close_phis, struct igp,
29398 default_liveout_before_guard, add_guard_exit_phis,
29399 insert_guard_phis, copy_renames): New.
29400 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29401 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29402 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29403 (scop_adjust_phis_for_liveouts): New.
29404 (gloog): Call scop_adjust_phis_for_liveouts.
29406 * graphite.h (struct sese): Documented. Added fields liveout,
29407 num_ver and livein.
29408 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29409 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29410 (struct scop): Added field liveout_renames.
29411 (SCOP_LIVEOUT_RENAMES): New.
29413 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29415 PR tree-optimization/38510
29416 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29417 (translate_clast): Call recompute_all_dominators before
29419 (gloog): Call recompute_all_dominators before graphite_verify.
29421 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29422 Jan Sjodin <jan.sjodin@amd.com>
29424 PR tree-optimization/38500
29425 * graphite.c (create_sese_edges): Call fix_loop_structure after
29428 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29430 * config.gcc: Add m32r*-*-rtems*.
29431 * config/m32r/rtems.h: New file.
29433 2009-01-05 Ben Elliston <bje@au.ibm.com>
29435 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29436 (.po.pox): Likewise.
29437 (po/gcc.pot): Likewise.
29439 2009-01-04 David S. Miller <davem@davemloft.net>
29441 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29442 (STARTING_FRAME_OFFSET): Always set to zero.
29444 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29446 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29447 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29448 fixed-point types, and vectors of the same.
29450 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29452 * config/mips/sync.md (*mb_barrier): Rename to...
29453 (*memory_barrier): ...this.
29455 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29457 * doc/extend.texi (Function Attributes): Move @cindex after @item
29458 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29459 and put in alphabetical order. Fix 'target' name and put in order.
29460 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29463 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29465 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29466 (memory_barrier): Expand as unspec instead of unspec_volatile.
29467 Remove mem:BLK from insn operands. Use Pmode scratch register.
29468 (*memory_barrier): Define as unspec instead of unspec_volatile.
29469 Use (match_dup 0) as input operand.
29471 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29472 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29473 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29474 scratch register. Remove operand 1.
29475 (*stbar): Define as unspec instead of unspec_volatile.
29476 Use (match_dup 0) as input operand, remove (const_int 8).
29477 (*membar): Define as unspec instead of unspec_volatile.
29478 Use (match_dup 0) as input operand, remove input operand 2.
29480 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29481 (memory_barrier): Expand as unspec instead of unspec_volatile.
29482 Remove mem:BLK from insn operands. Use Pmode scratch register.
29483 (*memory_barrier): Define as unspec instead of unspec_volatile.
29484 Use (match_dup 0) as input operand.
29486 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29487 Remove mem:BLK from insn operands. Use Pmode scratch register.
29488 Set volatile flag on operand 0.
29489 (*memory_barrier): New insn pattern.
29491 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29493 (*memory_barrier): Use (match_dup 0) as input operand.
29495 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29496 Remove mem:BLK from insn operands. Use Pmode scratch register.
29497 Set volatile flag on operand 0.
29498 (*mb_internal): New insn pattern.
29500 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29502 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29504 PR middle-end/38586
29505 * function.c (struct temp_slot): Move to the section of the file
29506 that deals with temp slots. Remove field 'address'.
29507 (temp_slot_address_table): New hash table of address -> temp slot.
29508 (struct temp_slot_address_entry): New struct, items for the table.
29509 (temp_slot_address_compute_hash, temp_slot_address_hash,
29510 temp_slot_address_eq, insert_temp_slot_address): Support functions
29512 (find_temp_slot_from_address): Rewrite to use the new hash table.
29513 (remove_unused_temp_slot_addresses): Remove addresses of temp
29514 slots that have been made available.
29515 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29516 worker function for remove_unused_temp_slot_addresses.
29517 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29518 Add the temp slot address to the address -> temp slot map.
29519 (update_temp_slot_address): Update via insert_temp_slot_address.
29520 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29521 (pop_temp_slots): Likewise.
29522 (init_temp_slots): Allocate the address -> temp slot map, or empty
29523 the map if it is already allocated.
29524 (prepare_function_start): Initialize temp slot processing.
29526 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29528 PR middle-end/38584
29529 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29530 Calculate the size of all stack vars assuming no packing of stack
29531 vars will happen, replacing a quadratic algorithm with a linear one.
29533 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29536 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29539 2009-01-03 Diego Novillo <dnovillo@google.com>
29541 * doc/contrib.texi: Update contributions.
29543 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29546 * builtins.c (fold_builtin_memory_op): Give up if either operand
29547 is volatile. Set srctype or desttype to non-qualified version
29551 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29552 and FUNCTION_DECLs.
29554 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29556 PR rtl-optimization/35805
29557 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29558 problem if fast dce is able to remove any instructions.
29559 * dce.c (dce_process_block): Fix dump message.
29561 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29564 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29566 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29568 PR middle-end/38690
29569 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29570 * tree-pretty-print.c (op_code_prio): New function.
29571 (op_prio): No longer static. Use op_code_prio.
29572 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29573 Use op_prio and op_code_prio to determine if () should be
29574 printed around operand(s) or not.
29576 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29577 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29578 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29579 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29580 pp_character instead of pp_string for single letter printing.
29582 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29584 * doc/extend.texi: Fix '#pragma GCC option' typo.
29586 2009-01-02 Richard Guenther <rguenther@suse.de>
29588 * doc/install.texi (--enable-checking): Mention different
29589 default for stage1.
29590 (--enable-stage1-checking): Document.
29592 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29594 PR middle-end/30142
29595 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29596 case to be an error.
29598 2009-01-02 Ben Elliston <bje@au.ibm.com>
29600 * config/fp-bit.h (pack_d): Constify argument.
29601 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29602 (isnan): Constify argument.
29604 (iszero): Likewise.
29605 (pack_d): Likewise.
29606 (_fpadd_parts): Constify return type.
29607 (_fpmul_parts): Likewise.
29608 (_fpdiv_parts): Likewise.
29610 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29613 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29614 warn about overwriting initializer with side-effects or
29615 -Woverride-init if !IMPLICIT.
29616 (output_init_element): Likewise. Pass IMPLICIT down to
29618 (process_init_element): Add IMPLICIT argument. Pass it down
29619 to output_init_element.
29620 (push_init_element, pop_init_level, set_designator): Adjust
29621 process_init_element callers.
29622 (set_nonincremental_init, set_nonincremental_init_from_string):
29623 Adjust add_pending_init callers.
29624 (output_pending_init_elements): Adjust output_init_element callers.
29625 * c-tree.h (process_init_element): Adjust prototype.
29626 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29627 process_init_element callers.
29630 Copyright (C) 2009 Free Software Foundation, Inc.
29632 Copying and distribution of this file, with or without modification,
29633 are permitted in any medium without royalty provided the copyright
29634 notice and this notice are preserved.