1 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
3 Introduce TLS descriptors for i386 and x86_64.
4 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
5 (TARGET_ANY_GNU_TLS): New macro.
6 (enum tls_dialect): Added TLS_DIALECT_GNU2.
7 (struct machine_function): Add tls_descriptor_call_expanded_p.
8 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
9 (ix86_current_function_calls_tls_descriptor): Likewise.
10 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
11 (override_options): Introduce gnu2 tls dialect.
12 (ix86_frame_pointer_required): Functions containing TLSCALLs are
14 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
16 (legitimize_tls_address): Adjust logic for GNU2 TLS.
17 (ix86_init_machine_status): Initialize new field.
18 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
19 (ix86_tls_module_base): New.
20 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
21 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
22 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
23 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
24 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
25 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
26 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
27 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
28 * config/i386/predicates.md (tls_modbase_operand): New.
29 (tp_or_register_operand): New.
31 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
33 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
34 (look_for_address_of): Ditto.
35 (ipa_init): Walk the function decls.
36 (static_execute): Don't set readonly on FUNCTION_DECL's.
38 2006-01-18 Roger Sayle <roger@eyesopen.com>
40 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
41 for shifts where the source and destination registers are different.
43 2006-01-18 Paul Brook <paul@codesourcery.com>
45 Merge from csl-arm-branch.
46 2005-03-14 Julian Brown <julian@codesourcery.com>
47 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
48 (aeabi_llsl): Likewise.
50 (aeabi_lasr): Likewise.
52 (aeabi_llsr): Likewise.
53 2005-03-10 Julian Brown <julian@codesourcery.com>
54 * config.gcc: Disable shared libgcc for SymbianOS.
55 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
57 2006-01-18 DJ Delorie <dj@redhat.com>
59 * c-pragma.c (handle_pragma_diagnostic): New.
60 (init_pragma): Register it.
61 * doc/extend.texi: Document it.
63 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
64 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
65 (diagnostic_context): Add classify_diagnostic[].
66 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
67 as errors if they're overridden to DK_WARNING.
68 (diagnostic_initialize): Initialize classify_diagnostic[].
69 (diagnostic_set_kind_override): New.
70 (diagnostic_report_diagnostic): Check for kind changes.
71 * opts.c (common_handle_option): Take lang_mask. Update callers.
73 * common.opt (Werror=): New.
74 * doc/invoke.texi: Document -Werror=*
76 2006-01-18 Jeff Law <law@redhat.com>
78 * tree-vrp.c (test_for_singularity): Correct test for new
79 min limit. Use operand_equal_p rather than pointer equality
80 for testing if new min/max values are equal.
82 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
83 using range information until after propagation and folding.
85 2006-01-18 Richard Henderson <rth@redhat.com>
86 Aldy Hernandez <aldyh@redhat.com>
87 Jakub Jelinek <jakub@redhat.com>
88 Diego Novillo <dnovillo@redhat.com>
90 * omp-low.c: New file.
93 2006-01-18 Richard Henderson <rth@redhat.com>
94 Jakub Jelinek <jakub@redhat.com>
95 Diego Novillo <dnovillo@redhat.com>
97 * doc/invoke.texi: Document -fopenmp.
98 * tree-dump.h (debug_function): Declare.
99 * hooks.c (hook_bool_tree_bool_false): New function.
100 (hook_tree_tree_null): Remove.
101 (hook_tree_tree_tree_null): New.
102 * hooks.h: Update to match.
103 * tree-pretty-print.c (debug_tree_chain): New.
104 (print_generic_expr): Handle TDF_CHAIN.
105 (dump_generic_node): Handle BLOCK.
106 Do not abort with incomplete SWITCH_EXPRs.
107 Do not dump body of an OpenMP directive if TDF_SLIM is given.
108 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
109 print space after directive name.
110 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
111 Handle OMP_MASTER and OMP_ORDERED.
112 Handle printing of OMP_BODY just in one place, goto
113 dump_omp_body in the rest of OMP_* nodes that have
115 Don't handle clause nodes here. Update omp statements to
116 use dump_omp_clauses.
117 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
118 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
119 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
120 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
121 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
122 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
123 Adjust output for GOMP_PARALLEL.
124 (dump_omp_clauses): New.
125 (print_declaration): Dump DECL_VALUE_EXPR.
126 (op_symbol_1): Split out of op_symbol.
127 (dumping_stmts): Remove. Update all users.
128 * cgraph.c (cgraph_analyze_queue): New.
129 (cgraph_add_new_function): New.
130 * cgraph.h (cgraph_analyze_queue): Declare.
131 (cgraph_add_new_function): Declare.
132 (cgraph_lower_function): Remove.
133 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
134 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
135 and TYPE_P nodes in its default clause.
137 (tree_range_check_failed): New.
139 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
140 OMP_CLAUSE_REDUCTION_MERGE,
141 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
142 OMP_CLAUSE_PRIVATE_DEBUG,
143 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
144 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
145 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
146 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
147 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
148 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
149 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
150 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
151 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
152 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
153 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
154 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
155 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
156 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
157 (TREE_RANGE_CHECK): New.
158 (empty_body_p): Declare.
159 (enum omp_clause_default_kind): New.
160 (build_string_literal): Declare.
161 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
162 (build5_stat, build5): Declare.
163 * tree-pass.h (TDF_CHAIN): Define.
164 * tree-pass.h (PROP_gimple_lomp): Define.
165 (pass_lower_omp): Declare.
166 * diagnostic.h (debug_tree_chain): Declare.
167 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
169 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
170 * builtins.c (build_string_literal): Make extern.
171 * gcc.c (include_spec_function): New.
172 (static_spec_functions): Add it.
173 (main): Move load of libgomp.spec ...
174 (LINK_COMMAND_SPEC): ... here.
175 (link_gomp_spec): New.
176 (static_specs): Include it.
177 (LINK_COMMAND_SPEC): Add link_gomp.
178 (GOMP_SELF_SPECS): New.
179 (driver_self_specs): Include it.
180 (switch_matches): Don't mark inline.
181 (main): Load libgomp.spec.
182 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
183 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
184 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
185 * tree-gimple.h (enum omp_parallel): Declare.
186 (determine_parallel_type): Declare.
187 (omp_firstprivatize_variable): Declare.
188 (omp_reduction_init): Declare.
189 (diagnose_omp_structured_block_errors): Declare.
190 (struct walk_stmt_info): Add want_return_expr.
191 (struct walk_stmt_info): Add want_bind_expr, want_locations.
192 (find_omp_clause): Declare.
193 (insert_field_into_struct): Declare.
194 (struct walk_stmt_info): Move from tree-nested.c
195 (walk_stmts): Declare.
196 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
198 * cgraphunit.c (cgraph_lower_function): Make static.
199 (cgraph_finalize_pending_functions): New.
200 (cgraph_finalize_function): Call it.
201 (cgraph_finalize_compilation_unit): Likewise.
202 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
203 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
204 (BT_FN_UINT_UINT): New.
205 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
206 DEF_FUNCTION_TYPE_VAR_4): Document.
207 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
208 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
209 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
210 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
211 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
212 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
213 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
214 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
215 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
216 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
218 (DEF_GOMP_BUILTIN): New.
219 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
220 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
221 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
222 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
223 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
224 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
225 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
226 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
227 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
228 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
229 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
230 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
231 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
232 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
233 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
234 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
235 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
236 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
237 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
238 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
239 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
240 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
241 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
242 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
243 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
244 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
245 * sync-builtins.def: New file, moved from builtins.def.
246 * omp-builtins.def: New file, moved from builtins.def.
247 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
248 * gimple-low.c (lower_function_body): Clear data.
249 (lower_stmt): Do not handle COMPOUND_EXPR.
250 Remove call to print_node_brief.
251 * c-tree.h (c_finish_omp_clauses): New prototype.
252 (C_DECL_THREADPRIVATE_P): Define.
253 (lookup_name_no_remap, c_omp_remap_private): Remove
254 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
255 (check_for_loop_decls): Update decl.
256 (lookup_name_no_remap, c_omp_remap_private): Declare.
257 (build_indirect_ref, build_modify_expr, pushdecl,
258 pushdecl_top_level): Move to c-common.h.
259 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
260 before the switch, but just in the 2 places that need it.
261 * c-decl.c (diagnose_mismatched_decls): Do not check for
262 mismatched thread-local attributes when OLDDECL is marked
263 threadprivate and NEWDECL has no thread-local attributes.
264 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
265 (c_gimple_diagnostics_recursively): Rename from
266 c_warn_unused_result_recursively. Invoke
267 diagnose_omp_structured_block_errors.
268 (check_for_loop_decls): Return a singular decl found.
269 * langhooks.c (lhd_omp_predetermined_sharing): Return
270 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
271 (lhd_omp_firstprivatize_type_sizes): New.
272 (lhd_omp_assignment): New.
273 (lhd_omp_predetermined_sharing): New.
274 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
275 (struct lang_hooks_for_types): Add
276 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
277 omp_predetermined_sharing, omp_disregard_value_expr,
278 omp_private_debug_clause, omp_clause_default_ctor,
279 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
280 (c_finish_omp_clauses): New.
281 (c_finish_bc_stmt): Diagnose break within omp for.
282 (c_begin_omp_parallel, c_finish_omp_parallel): New.
283 (build_unary_op): Return error_mark after reporting
285 (build_modify_expr): Likewise.
286 * gimplify.c: Include optabs.h and pointer-set.h.
287 (enum gimplify_omp_var_data): Declare.
288 (struct gimplify_omp_ctx): Declare.
289 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
291 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
292 (push_gimplify_context, pop_gimplify_context): Allow nesting.
293 (splay_tree_compare_decl_uid): New.
294 (new_omp_context): New.
295 (delete_omp_context): New.
296 (gimple_add_tmp_var): Call omp_add_variable.
297 (gimplify_bind_expr): Likewise.
298 (gimplify_var_or_parm_decl): If omp_notice_variable returned
299 true, disregard DECL_VALUE_EXPR on the decl if any.
300 (gimplify_expr_in_ctx): New.
301 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
302 omp_add_variable, omp_notice_variable, omp_is_private
303 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
304 gimplify_adjust_omp_clauses, gimplify_omp_parallel
305 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
306 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
307 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
308 gimplify_omp_atomic): New.
309 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
310 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
311 OMP_CRITICAL and OMP_ATOMIC.
312 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
313 * c-pragma.h (enum pragma_kind): Add
314 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
315 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
316 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
317 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
318 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
319 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
320 PRAGMA_OMP_THREADPRIVATE.
321 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
322 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
323 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
324 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
325 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
326 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
327 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
328 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
329 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
330 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
331 * tree-ssa-dce.c (find_control_dependence): Do not assume that
332 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
333 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
335 (struct nesting_info): Add field_map,
336 suppress_expansion, debug_var_chain.
337 (create_nesting_tree): Initialize them.
338 (lookup_field_for_decl): Use field_map.
339 (get_nonlocal_debug_decl, get_local_debug_decl): New.
340 (convert_local_omp_clauses): New.
341 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
342 (walk_body): Split out of walk_function.
343 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
344 (convert_nonlocal_reference): Handle omp statements.
345 (convert_local_reference): Likewise.
346 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
347 (unnest_nesting_tree): New.
348 (lower_nested_functions): Call it.
349 (insert_field_into_struct): Make extern.
350 (struct walk_stmt_info): Move to tree-gimple.h.
351 (walk_stmts): Make extern.
352 * omp-builtins.def: New file.
353 * tree-iterator.c (expr_only): Clarify comment.
354 * c-common.h (pushdecl_top_level, pushdecl,
355 build_modify_expr, build_indirect_ref,
356 c_finish_omp_master, c_finish_omp_critical,
357 c_finish_omp_ordered, c_finish_omp_barrier,
358 c_finish_omp_atomic, c_finish_omp_flush,
359 c_finish_omp_for, c_split_parallel_clauses,
360 omp_clause_default_kind, c_omp_sharing_predetermined,
361 c_omp_remap_decl): Declare.
362 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
363 (OBJS-common): Add omp-low.o.
364 (c-omp.o, omp-low.o): Add.
365 (gimplify.o): Add dependency on $(OPTABS_H).
366 (GTFILES): Add omp-low.c.
367 (gt-stringpool.h): Add.
368 * tree-cfg.c (set_bb_for_stmt): Do not update the
369 block-to-labels map if we are currently expanding to RTL.
370 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
372 Handle IDENTIFIER_NODE.
373 (tree_verify_flow_info): Do not ICE when emitting error
374 messages about invalid labels.
375 (dump_function_to_file): Reset CFUN before emitting the body
377 (debug_function): New.
378 * passes.c (init_optimization_passes): Schedule
380 * langhooks-def.h (lhd_omp_predetermined_sharing,
381 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
383 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
384 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
385 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
386 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
387 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
388 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
389 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
390 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
391 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
392 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
393 (LANG_HOOK_DECLS): Use them.
395 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
396 Richard Henderson <rth@redhat.com>
397 Jakub Jelinek <jakub@redhat.com>
398 Diego Novillo <dnovillo@redhat.com>
400 * c-parser.c (pragma_omp_clause): Define.
401 (c_parser_declaration_or_fndef): Document OpenMP syntax.
402 (c_parser_compound_statement): Likewise.
403 (c_parser_statement): Likewise.
404 (c_parser_pragma): Handle omp pragmas.
405 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
406 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
407 (c_parser_omp_clause_name, check_no_duplicate_clause,
408 c_parser_omp_variable_list,
409 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
410 c_parser_omp_clause_copyprivate,
411 c_parser_omp_clause_default,
412 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
413 c_parser_omp_clause_lastprivate,
414 c_parser_omp_clause_nowait,
415 c_parser_omp_clause_num_threads,
416 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
417 c_parser_omp_clause_reduction,
418 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
419 c_parser_omp_all_clauses, c_parser_omp_structured_block,
420 c_parser_omp_atomic, c_parser_omp_barrier,
421 c_parser_omp_critical, c_parser_omp_flush,
422 c_parser_omp_for_loop, c_parser_omp_for,
423 c_parser_omp_master, c_parser_omp_ordered,
424 c_parser_omp_sections_scope, c_parser_omp_sections,
425 c_parser_omp_parallel, c_parser_omp_single,
426 c_parser_omp_construct, c_parser_omp_threadprivate): New.
427 * c-pragma.c (init_pragma): Do omp pragma registration here.
428 * c.opt (fopenmp): New flag.
430 2006-01-18 Eric Christopher <echristo@apple.com>
432 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
433 * config/darwin.h (GOMP_SELF_SPECS): Define.
435 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
437 * rtl.h: Remove the prototype for reg_alloc.
439 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
442 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
443 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
444 sjlj and dwarf2 exception handling.
445 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
446 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
447 * pa/pa.c (function_value): Treat complex and vector types as
449 (function_arg): Likewise. Only pass scalar floats in the floating
450 point argument registers.
451 * pa/t-slibgcc-dwarf-ver: New file.
452 * pa/t-slibgcc-sjlj-ver: New file.
453 * pa/t-slibgcc-elf-ver: Delete file.
455 2006-01-19 Alan Modra <amodra@bigpond.net.au>
457 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
458 unlikely_test_section_p test.
460 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
462 * mode-switching.c (optimize_mode_switching): Make it static.
463 * basic-block.h: Remove the prototype for
464 optimize_mode_switching.
466 * modulo-sched.c (sms_schedule): Make it static.
467 * rtl.h: Remove the prototype for sms_schedule.
469 * postreload-gcse.c (gcse_after_reload_main): Make it static.
470 * rtl.h: Remove the prototype for gcse_after_reload_main.
472 * reg-stack.c (reg_to_stack): Make it static.
473 * rtl.h: Remove the prototype for reg_to_stack.
475 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
477 * rtl.h: Remove the prototypes for regrename_optimize and
478 copyprop_hardreg_forward.
480 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
482 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
483 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
484 Test against the appropriate null constant for the mode.
485 If 'fixup_overlap' is true, swap the operands if they overlap.
486 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
487 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
488 alpha_split_tmode_pair and adjust for above change.
489 * config/alpha/alpha.md (movtf_internal): Adjust call to
490 alpha_split_tfmode_pair and rely on it to swap the operands.
491 (movti_internal): New insn and post-reload splitter.
492 (movti): New expander.
494 2006-01-18 Philippe De Muyter <phdm@macqel.be>
496 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
499 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
501 * rtlanal.c (global_reg_mentioned_p_1,
502 global_reg_mentioned_p): Remove.
503 * rtl.h: Remove the prototype for global_reg_mentioned_p.
505 * flow.c (initialize_uninitialized_subregs): Make it static.
506 * rtl.h: Remove the prototype for
507 initialize_uninitialized_subregs.
509 * function.c (instantiate_virtual_regs): Make it static.
510 * function.h: Remove the prototype for
511 instantiate_virtual_regs.
513 * regmove.c (regmove_optimize, combine_stack_adjustments):
515 * rtl.h: Remove the prototypes for regmove_optimize and
516 combine_stack_adjustments.
518 2006-01-17 Roger Sayle <roger@eyesopen.com>
520 * config/i386/i386.c (COSTS_N_BYTES): New macro.
521 (size_cost): Encode costs in bytes so that a reg-reg addition is
522 equivalent to COSTS_N_INSNS(1).
523 (override_options): Use the size_cost.branch_cost as the default
524 ix86_branch_cost when optimizing for size.
526 2006-01-18 Ben Elliston <bje@au.ibm.com>
528 * Makefile.in (D32PBIT_FUNCS): New.
529 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
530 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
531 D64PBIT_FUNCS and D128PBIT_FUNCS.
532 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
533 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
535 (decnumber_dep): Define.
536 * doc/libgcc.texi (Decimal float library routines): New node.
537 * config/dfp-bit.h, config/dfp-bit.c: New files.
539 2006-01-18 Ben Elliston <bje@au.ibm.com>
541 * expr.c (emit_move_change_mode): Always adjust addresses, not
542 just during reload. Copy replacements only during reload.
543 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
544 emit_move_via_integer.
546 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
548 * Makefile.in (check-%, check-consistency): Use $${srcdir}
549 instead of $(srcdir) and ${srcdir}.
551 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
555 * arm.h (struct machine_function): Add pic_reg.
556 * arm.c (arm_pic_register): Make unsigned.
557 (arm_override_options): Only set arm_pic_register if
558 TARGET_SINGLE_PIC_BASE.
559 (use_return_insn): Only test for a pic register if it is fixed.
560 (arm_compute_save_reg0_reg12_mask): Likewise.
561 (thumb_compute_save_reg_mask): Likewise.
562 (legitimate_pic_operand): Factor out some known invariants.
563 (legitimize_pic_address): If we don't have a fixed pic register,
564 then set up a pseudo in the function entry sequence. Handle the
565 pic base being in a pseudo.
566 (arm_load_pic_register): Handle the pic register being in a pseudo.
567 (arm_expand_prologue): Only set up the pic register if it is fixed.
568 (thumb_expand_prologue): Likewise.
569 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
570 (pic_load_addr_based_insn): Likewise.
571 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
574 2006-01-18 Ben Elliston <bje@au.ibm.com>
576 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
577 decimal float modes for all floating point registers.
579 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
580 match_code "mem" with match_test "macho_lo_sum_memory_operand".
582 2006-01-17 Jakub Jelinek <jakub@redhat.com>
585 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
586 even when the pointer is not NULL.
588 2006-01-16 Ian Lance Taylor <ian@airs.com>
590 * common.opt (ftoplevel-reorder): New option.
591 * cgraph.c (cgraph_asm_nodes): New global variable.
592 (cgraph_asm_last_node): New static variable.
593 (cgraph_order): New global variable.
594 (cgraph_create_node): Set new order field.
595 (cgraph_varpool_node): Likewise.
596 (decide_is_variable_needed): Return true if not
597 flag_toplevel_reorder.
598 (cgraph_add_asm_node): New function.
599 * cgraph.h (struct cgraph_node): Add order field.
600 (struct cgraph_varpool_node): Add order field.
601 (struct cgraph_asm_node): Define.
602 (cgraph_asm_nodes, cgraph_order): Declare.
603 (cgraph_add_asm_node): Declare.
604 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
606 (cgraph_varpool_assemble_pending_decls): Call it.
607 (cgraph_output_pending_asms): New static function.
608 (cgraph_finalize_compilation_unit): Call it.
609 (struct cgraph_order_sort): Define.
610 (cgraph_output_in_order): New static function.
611 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
612 !flag_toplevel_reorder case.
613 * c-parser.c: Include "cgraph.h".
614 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
616 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
617 than -fno-unit-at-a-time.
618 * doc/invoke.texi (Option Summary): Mention
619 -fno-toplevel-reorder.
620 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
621 -funit-at-a-time documentation.
623 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
624 Kazu Hirata <kazu@codesourcery.com>
626 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
628 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
630 * Makefile.in (FUNCTION_H): New. Use it instead of
631 function.h throughout the file.
632 * function.h: Include tree.h.
634 2006-01-17 Ben Elliston <bje@au.ibm.com>
636 * recog.c: Separate some functions with whitespace.
638 2006-01-16 Richard Henderson <rth@redhat.com>
640 Merge from gomp branch:
641 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
642 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
643 and rename from struct inline_data. Rename callee* to dst*;
644 caller* to src*; add copy_decl hook, transform_call_graph_edges,
645 transform_new_cfg, transform_return_to_modify, and
646 transform_lang_insert_block flags; remove cloning_p, versioning_p,
648 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
649 (copy_decl_for_dup): Remove.
650 * tree-inline.c (struct inline_data): Move to header.
651 (insert_decl_map): Export.
652 (remap_decl): Update for member name changes. Use copy_decl hook.
653 Allow for replacement to be a non-decl. Remove dead code.
654 (remap_type_1): Check for existing mapping.
655 (remap_type): Export.
656 (remap_decls): Update for member name changes.
657 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
658 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
659 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
660 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
661 (tree_function_versioning, build_duplicate_type): Likewise.
662 (copy_body_r): Likewise. Export.
663 (copy_decl_for_dup): Split into ...
664 (copy_decl_for_dup_finish, copy_decl_to_var,
665 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
666 (replace_ref_tree, inlining_p): Remove.
668 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
670 * ifcvt.c (if_convert): Make it static.
671 * rtl.h: Remove the prototype for if_convert.
673 * local-alloc.c (local_alloc): Make it static.
674 * rtl.h: Remove the prototype for local_alloc.
676 * loop.c (loop_optimize): Make it static.
677 * cfgloop.h: Remove the prototype for loop_optimize.
680 2006-01-16 DJ Delorie <dj@redhat.com>
682 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
685 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
687 * pa.md: Disparage copies between general and floating-point registers
688 in 32-bit move patterns.
690 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
693 * Makefile.in (check-%): Depend on site.exp instead of
694 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
697 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
699 * global.c (global_alloc): Make it static.
700 * rtl.h: Remove the prototype for global_alloc.
702 2006-01-16 Richard Guenther <rguenther@suse.de>
704 * tree-ssa-alias.c (struct used_part): Add write_only field.
705 (get_or_create_used_part_for): Initialize it to true.
706 (create_overlap_variables_for): Don't create structure variables
707 for structures that only are written to.
708 (find_used_portions): Handle MODIFY_EXPR to track whether a
709 structure is only written to.
711 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
713 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
715 * basic-block.h: Remove the prototype for
716 partition_hot_cold_basic_blocks.
718 2006-01-16 Rafael
\81\81Ã
\81vila de Esp
\81\81Ã
\81\81Ândola <rafael.espindola@gmail.com>
720 * cppspec.c (lang_specific_spec_functions): remove
721 * gcc.c (lookup_spec_function): use static_spec_functions directelly
722 * gcc.h (lang_specific_spec_functions): remove
723 * gccspec.c (lang_specific_spec_functions): remove
725 2005-01-16 Paolo Bonzini <bonzini@gnu.org>
727 * combine.c (record_value_for_reg): Invalidate registers
729 (record_dead_and_set_regs_1): Likewise, by passing them to
730 record_value_for_reg.
731 (record_dead_and_set_regs): Invalidate stores made by a
732 call. We do not combine across a call, but we still
733 relied on equivalences.
735 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
737 * tree-vrp.c (extract_range_from_binary_expr): Cope with
738 vrp_int_const_binop returning non-constant nodes.
740 2006-01-16 Paul Brook <paul@codesourcery.com>
742 * config/m68k/m68k.c (output_move_const_into_data_reg):
743 Output correct mnemonic for mvz and mvs.
745 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
747 * rtl-factoring.c: Add sequence abstraction algorithm.
748 * cfgcleanup.c (outgoing_edges_match): Extra checks.
749 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
751 (block_has_preserve_label): New function.
752 * common.opt: Register new pass.
753 * Makefile.in: Ditto.
755 * timevar.def: Ditto.
756 * tree-pass.h: Ditto.
757 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
758 * rtl.h (make_jump_insn_raw): Add forward decl.
759 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
761 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
762 Roger Sayle <roger@eyesopen.com>
764 * fold-const.c (fold_minmax): New static function.
765 (fold_binary) <MIN_EXPR>: Call it.
766 <MAX_EXPR>: Likewise.
767 * stor-layout.c (place_field): Use DECL_SIZE consistently
768 in the computation of the new record size.
770 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
772 * cse.c (cse_condition_code_reg): Make it static.
773 * rtl.h: Remove the prototype for cse_condition_code_reg.
775 * combine.c (combine_instructions): Make it static.
776 * rtl.h: Remove the prototype for combine_instructions.
778 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
781 * tree.c (get_file_function_name_long): Concatenate the first global
782 object name with a string derived from the input filename of the object
785 2006-01-16 Ben Elliston <bje@au.ibm.com>
787 * config/i386/winnt-stubs.c: Update FSF address.
788 * config/xtensa/ieee754-df.S: Ditto.
789 * config/xtensa/ieee754-sf.S: Ditto.
791 2006-01-14 Ian Lance Taylor <ian@airs.com>
793 * ifcvt.c (noce_init_if_info): New static function, broken out of
794 noce_process_if_block.
795 (noce_process_if_block): Call noce_init_if_info.
796 (check_cond_move_block): New static function.
797 (cond_move_process_if_block): New static function.
798 (process_if_block): Call cond_move_process_if_block.
800 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
802 * cselib.c (hash_table): Rename to cselib_hash_table.
803 (cselib_clear_table, discard_useless_values,
804 remove_useless_values, cselib_lookup_mem, cselib_lookup,
805 cselib_init, cselib_finish): Adjust uses of hash_table.
807 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
809 PR tree-optimization/25485
810 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
811 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
812 is known to be false and true, respectively.
814 2006-01-14 Richard Guenther <rguenther@suse.de>
816 PR tree-optimization/22548
817 PR tree-optimization/22555
818 PR tree-optimization/22501
819 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
820 * params.def (salias-max-array-elements): New parameter.
821 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
822 * doc/invoke.texi (salias-max-array-elements): Document.
823 * tree-flow-inline.h (var_can_have_subvars): We also handle
825 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
827 * tree-ssa-structalias.c (params.h): Include.
828 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
829 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
830 (get_constraint_for): For ADDR_EXPR operating on something
831 containing an ARRAY_REF, add all subvars to the solution.
832 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
833 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
834 for creating MUST_DEFs.
835 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
837 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
839 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
841 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
842 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
843 number_of_iterations_le): New functions.
844 (number_of_iterations_special): Removed.
845 (number_of_iterations_exit): Do not use number_of_iterations_special.
846 * tree.c (unsigned_type_for): Always return integer type.
848 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
849 Richard Guenther <rguenther@suse.de>
851 PR rtl-optimization/24257
852 * gcse.c (find_moveable_store): Only consider a store movable
853 when the SET_SRC of the insn can be assigned to a register.
855 2006-01-14 Ian Lance Taylor <ian@airs.com>
857 * tree.c (tree_not_class_check_failed): New function.
858 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
859 (tree_not_class_check_failed): Declare.
861 2006-01-13 Ian Lance Taylor <ian@airs.com>
863 * reload1.c (do_output_reload): Add assertion rejecting a
866 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
868 * combine.c (struct reg_stat): Add new fields truncation_label and
870 (record_value_for_reg): Reset truncated_to_mode.
871 (record_truncated_value): New function.
872 (check_promoted_subreg): Call it. Rename to check_conversions.
873 (combine_instructions): Rename check_promoted_subreg to
875 (reg_truncated_to_mode): New function.
876 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
877 (gen_lowpart_or_truncate): New function.
878 (force_to_mode): Use it instead of gen_lowpart.
880 2006-01-13 Diego Novillo <dnovillo@redhat.com>
882 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
883 VAR is a tag, not its type tag.
885 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
887 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
888 alternatives to match style of other entries.
889 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
891 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
893 PR tree-optimization/25771
894 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
897 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
900 * tree-inline.c (declare_return_variable): If the return variable
901 was marked as a non gimple complex, set the return slot variable
902 to be a non gimple comple variable.
904 2006-01-13 Richard Guenther <rguenther@suse.de>
906 * builtins.c (expand_builtin_sincos): New function.
907 (expand_builtin_mathfn_3): Remove dead code, sin and cos
909 (expand_builtin): Expand sincos using expand_builtin_sincos.
911 2006-01-12 DJ Delorie <dj@redhat.com>
913 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
914 shift counts, separate SI shifts for m32c vs m16c, pass shift type
915 so that constant shifts can be split.
916 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
917 (m32c_valid_pointer_mode): Make static.
918 (shift_gen_func_for): New.
919 (m32c_prepare_shift): Use it. Split large const shifts into
921 * config/m32c/predicates.md (shiftcount_operand): Allow more
923 (longshiftcount_operand): New.
924 * doc/md.texi (Machine Constraints): Document In6.
926 2006-01-13 Ben Elliston <bje@au.ibm.com>
928 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
929 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
932 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
934 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
935 to try to avoid clobbering pieces of structures when we know
936 something about the whole structure.
937 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
939 2006-01-13 Ben Elliston <bje@au.ibm.com>
941 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
942 return in memory, as this is no limitation is no longer present.
944 2006-01-12 DJ Delorie <dj@redhat.com>
946 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
947 mova with fb, and for fb+0 -> An.
949 * config/m32c/mov.md (peephole2): Fix enabling logic.
951 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
952 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
953 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
954 FINI_ARRAY_SECTION_ASM_OP): Define.
956 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
958 (m32c_legitimize_reload_address): New logic to reload FB to An.
959 (m32c_output_reg_push): Add newline.
960 (m32c_output_reg_pop): Likewise.
962 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
964 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
966 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
968 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
970 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
972 * config/sh/predicates.md (sh_rep_vec): Add parallel to
975 2006-01-11 Ben Elliston <bje@au.ibm.com>
977 * rtlanal.c (find_reg_note): Assert insn is not null.
979 2005-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
981 * df-scan.c (df_hard_reg_init): Move declaration of i outside
984 2006-01-11 Jeff Law <law@redhat.com>
986 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
988 (mark_threaded_blocks, register_jump_thread): New functions.
989 (thread_through_all_blocks): Remove unwanted argument. No
990 longer rely on e->aux to communicate thread target info.
991 Call mark_threaded_blocks. Release the threaded_blocks
992 bitmap and threaded_edges vector when complete.
993 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
994 (threaded_blocks): Remove.
995 (tree_ssa_dominator_optimize): Remove initialization and
996 finalization of threaded_blocks. Simplify call to
997 thread_through_all_blocks.
998 (thread_across_edge): Call register_jump_thread rather than
999 storing thread information into e->aux.
1000 (free_all_edge_infos): Simplify now that e->aux is no longer
1001 used to communicate with thread_through_all_blocks.
1002 * tree-flow.h (thread_through_all_blocks): Update prototype.
1003 (register_jump_thread): Prototype.
1005 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
1007 * df-core.c (df_compact_blocks, df_bb_replace): Use
1008 SET_BASIC_BLOCK instead of BASIC_BLOCK.
1010 2006-01-11 Richard Guenther <rguenther@suse.de>
1012 PR tree-optimization/25734
1013 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
1014 stop propagation after successful propagation to the LHS.
1016 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
1018 * basic-block.h (control_flow_graph): Change the type of
1019 x_basic_block_info to VEC(basic_block,gc) *.
1020 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
1022 (SET_BASIC_BLOCK): New.
1023 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
1024 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
1025 * cfgbuild.c (find_basic_blocks): Likewise.
1026 * cfglayout.c (fixup_reorder_chain): Likewise.
1027 * cfgrtl.c (create_basic_block_structure,
1028 rtl_create_basic_block): Likewise.
1029 * ifcvt.c (find_if_case_1): Likewise.
1030 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
1033 2005-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1035 * Makefile.in: Removed rotted odf.c entry.
1037 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
1040 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
1041 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
1042 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
1043 output pattern modifier, not %e.
1044 * config/cris/cris.c (cris_op_str): Update comment about pattern
1046 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
1047 before falling through into...
1048 <case 'E'>: Redefined from old 'e' case.
1050 2006-01-11 Jan Hubicka <jh@suse.cz>
1053 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
1055 2006-01-11 Jan Hubicka <jh@suse.cz>
1057 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
1058 * i386.c (x86_decompose_lea): Kill.
1059 (ix86_rtx_costs): Kill.
1061 2006-01-11 Jan Hubicka <jh@suse.cz>
1063 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
1064 * cgraph.h (cgraph_node): Add inline_decl.
1065 (cgraph_insert_node_to_hashtable): Declare.
1066 (save_inline_function_body): Declare.
1067 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
1069 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
1070 (cgraph_function_versioning): Update call of tree_function_versioning.
1071 (save_inline_function_body): New function.
1072 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
1073 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
1074 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
1075 (cgraph_default_inline_p): Likewise.
1076 (cgraph_decide_inlining_incrementally): Likewise.
1077 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
1078 (copy_bb): Kill saving; do updating of clones.
1079 (copy_cfg_body): Kill saving.
1080 (initialize_inlined-parameters): Likewise.
1081 (expand_call_inline): Likewise.
1083 (tree_function_versioning): New parameter "update_clones".
1084 (inlining_p): Kill saving.
1085 * tree-inline.h (tree_function_versioning): Update prototype.
1086 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
1089 2006-01-11 Ian Lance Taylor <ian@airs.com>
1091 * combine.c (struct undo): Remove is_int. Enumify types of undos.
1092 Allow undoing set of machine mode.
1093 (do_SUBST): Use enums instead of is_int.
1094 (do_SUBST_MODE): New function.
1095 (SUBST_MODE): New macro.
1096 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
1097 reg and trying to replace reg_regno_rtx with a new register.
1098 (undo_all): Use new enums, handle undoing a PUT_MODE change.
1099 (simplify_set): Use SUBST_MODE.
1100 (distribute_notes): Remove code that tried to update reg notes
1101 for regno_reg_rtx changes.
1103 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
1105 PR tree-optimization/23109
1106 PR tree-optimization/23948
1107 PR tree-optimization/24123
1109 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
1110 * tree-cfg.c (single_noncomplex_succ): New.
1111 * tree-flow.h (single_noncomplex_succ): Declare it.
1112 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
1113 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
1114 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
1115 insert_bb, register_division_in, insert_reciprocals,
1116 replace_reciprocal, free_bb): New.
1117 (execute_cse_reciprocals_1): Rewritten.
1118 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
1119 Do not commit any edge insertion. Always compute dominators and
1120 create the allocation pool.
1121 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
1122 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
1123 * targhooks.c (default_min_divistions_for_recip_mul): New.
1124 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
1125 * passes.c (init_optimization_passes): Run recip after tree loop
1127 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
1129 2005-01-11 Danny Berlin <dberlin@dberlin.org>
1130 Kenneth Zadeck <zadeck@naturalbridge.com>
1132 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
1133 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
1134 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
1135 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
1136 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
1137 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
1138 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
1139 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
1140 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
1141 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
1142 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
1143 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
1144 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
1145 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
1146 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
1147 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
1148 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
1149 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
1150 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
1151 DF_SCAN_POST_ALLOC): New macros.
1152 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
1153 df_free_bb_function, df_local_compute_function, df_init_function,
1154 df_dataflow_function, df_confluence_function_0,
1155 df_confluence_function_n, df_transfer_function,
1156 df_finalizer_function, df_free_function, df_dump_problem_function,
1157 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
1158 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
1159 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
1160 df_urec_bb_info, ) New types.
1161 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
1163 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
1164 df_analyze_simple_change_some_blocks,
1165 df_analyze_simple_change_one_block, df_compact_blocks,
1166 df_bb_replace, df_bb_regno_last_use_find,
1167 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
1168 df_insn_regno_def_p, df_find_def, df_find_use,
1169 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
1170 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
1171 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
1172 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
1173 debug_df_chain, df_get_dependent_problem, df_chain_create,
1174 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
1175 df_grow_bb_info, df_chain_dump, df_print_bb_index,
1176 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
1177 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
1178 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
1179 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
1180 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
1181 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
1182 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
1183 df_ref_remove, df_insn_refs_delete, df_refs_delete,
1184 df_reorganize_refs, df_set_state, df_hard_reg_init,
1185 df_read_modify_subreg_p) New public functions.
1186 * df-core.c: The core dataflow solver and glue routines for rtl
1188 (df_init, df_add_problem, df_set_blocks, df_finish,
1189 df_hybrid_search_forward, df_hybrid_search_backward,
1190 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
1191 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
1192 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
1193 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
1194 df_reg_defined, df_find_use, df_reg_used, df_dump,
1195 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
1196 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
1197 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
1198 debug_df_useno, reset_df_after_reload): New functions.
1199 * df-scan.c: The scanning fuctions, once in df.c, completely
1200 rewritten so that they now fully model the functionality of
1201 register usage at the backend.
1202 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
1203 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
1204 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
1205 df_grow_insn_info, df_rescan_blocks, df_ref_create,
1206 df_get_artificial_defs, df_get_artificial_uses,
1207 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
1208 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
1209 df_refs_delete, df_reorganize_refs, df_set_state,
1210 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
1211 df_def_record_1, df_defs_record, df_uses_record,
1212 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
1213 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
1214 df_record_exit_block_uses, df_hard_reg_init): New functions.
1216 * df-problems.c: Seven concrete dataflow problems that use the
1217 scanning in df-scan.c and are solved by the engine in df-core.c.
1218 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
1219 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
1220 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
1221 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
1222 df_ru_free_bb_info, df_ru_alloc,
1223 df_ru_bb_local_compute_process_def,
1224 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
1225 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
1226 df_ru_transfer_function, df_ru_free, df_ru_dump,
1227 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
1228 df_rd_free_bb_info, df_rd_alloc,
1229 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
1230 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
1231 df_rd_transfer_function, df_rd_free, df_rd_dump,
1232 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
1233 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
1234 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
1235 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
1236 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
1237 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
1238 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
1239 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
1240 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
1241 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
1242 df_urec_mark_reg_change, df_urec_check_earlyclobber,
1243 df_urec_mark_reg_use_for_earlyclobber,
1244 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1245 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1246 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1247 df_urec_dump, df_urec_add_problem, df_chain_alloc,
1248 df_chain_create_bb_process_use, df_chain_create_bb,
1249 df_chain_finalize, df_chain_free, df_chains_dump,
1250 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
1251 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
1252 df_reg_lifetime): New functions.
1253 * df.c: Deleted file.
1254 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
1255 consistent with new df api.
1256 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
1257 rest_of_handle_sms): Ditto.
1258 * web.c (unionfind_union, union_defs, entry_register, web_main):
1260 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
1261 invariant_expr_equal_p, find_defs, check_dependencies,
1262 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
1263 free_inv_motion_data, move_loop_invariants): Ditto.
1264 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
1265 Update dependencies.
1266 (odf.c): Added defective entry that was deleted later in day.
1267 * sched-deps.c (sched_analyze_1): Ditto.
1269 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1271 * tree-ssa-operands.c (get_expr_operands): Record addressable
1272 variables directly. Do not call add_stmt_operands for CONST_DECLs
1274 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
1275 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
1277 2006-01-11 Ben Elliston <bje@au.ibm.com>
1279 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
1280 function returns true in the positive case.
1282 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1285 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
1286 for SI, DI, SF and DF modes. Add alternatives to copy between
1287 general and floating point registers to the 32-bit patterns.
1288 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
1289 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
1290 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
1291 generating 64-bit code.
1292 * config/pa/pa.c (output_move_double): Handle copies between general
1293 and floating registers.
1295 2006-01-10 Stuart Hastings <stuart@apple.com>
1297 * config/i386/i386.md (set_got): Update.
1298 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
1299 (builtin_setjmp_receiver): Mach-O support.
1300 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
1301 (GOT_SYMBOL_NAME): Define.
1302 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
1303 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
1304 * config/i386/i386.c (override_options): Revise for Darwin.
1305 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
1306 support. (darwin_x86_file_end): New. (output_set_got): Add label
1307 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
1308 * config/i386/i386-protos.h (output_set_got): Likewise.
1309 * config/darwin.c (machopic_legitimize_pic_address): Update
1312 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
1314 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
1315 when MODE isn't BLKmode.
1317 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1319 PR rtl-optimization/25367
1320 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
1322 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
1325 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
1326 for a negative bound.
1328 2006-01-10 Richard Guenther <rguenther@suse.de>
1330 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1331 Never override with anything constraint.
1333 2006-01-10 Jan Beulich <jbeulich@novell.com>
1335 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
1336 256 bits when optimize_size.
1338 2006-01-10 Jan Beulich <jbeulich@novell.com>
1340 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
1342 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
1343 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
1346 2006-01-10 Ben Elliston <bje@au.ibm.com>
1348 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
1350 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
1351 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1352 (USE_FP_FOR_ARG): Reject decimal float modes.
1353 (function_arg_advance): Likewise.
1354 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
1355 (rs6000_handle_altivec_attribute): Do not permit decimal floating
1356 point types in AltiVec vectors.
1357 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
1358 (rs6000_libcall_value): Likewise.
1360 2006-01-09 Bob Wilson <bob.wilson@acm.org>
1362 * config/xtensa/ieee754-df.S: New file.
1363 * config/xtensa/ieee754-sf.S: New file.
1364 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
1365 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
1366 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
1368 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
1370 * config/sh/predicates.md (binary_float_operator,
1371 binary_logical_operator, commutative_float_operator,
1372 equality_comparison_operator, greater_comparison_operator,
1373 less_comparison_operator, logical_operator,
1374 noncommutative_float_operator, shift_operator,
1375 symbol_ref_operand, unary_float_operator): Remove redundant
1378 2006-01-09 Jeff Law <law@redhat.com>
1380 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
1381 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
1382 now unused arguments. Callers updated.
1383 (eliminate_redundant_computations): Remove now unused arguments,
1385 (local_fold): Remove, no longer used.
1386 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
1388 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
1389 (simplify_cond): New function.
1390 (forward_propagate_into_cond): Call simplify_cond.
1392 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
1394 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
1395 (*vec_extractv2di_1_sse): New.
1397 2006-01-09 Ben Elliston <bje@au.ibm.com>
1399 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
1401 2006-01-08 Richard Guenther <rguenther@suse.de>
1403 * tree-ssa-structalias.c (get_constraint_for): Remove
1405 (get_constraint_for_component_ref): Likewise.
1406 (do_deref): Likewise.
1407 (get_constraint_for): Likewise.
1408 (do_structure_copy): Likewise.
1409 (handle_ptr_arith): Likewise.
1410 (find_func_aliases): Likewise. Remove unused need_anyoffset
1413 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
1414 Kaz Kojima <kkojima@gcc.gnu.org>
1416 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
1417 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
1418 (EXTRA_CONSTRAINT_C16): Remove.
1419 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
1420 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
1421 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
1422 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
1423 constants of SHmedia. Handle nested constant expressions of
1425 (andcosts): Fix the costs for SHmedia constants.
1426 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
1427 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
1428 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
1429 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
1430 (movv4hi_i, movv2si_i): Likewise.
1431 (movsi_const): Adjust the second operand of ior so to match with
1433 (movdi_const, movdi_const_32bit): Likewise.
1434 (movdi_const_16bit+1): Don't sign-extend LOW.
1435 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
1437 (*double_shori): Fix the split condition. Use GEN_INT instead
1438 of get_int_mode calls. Mask lower 16-bit of the argument of
1440 (sym2GOTPLT): Remove.
1441 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
1443 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
1444 instead of EXTRA_CONSTRAINT_C16.
1446 2006-01-07 Ian Lance Taylor <ian@airs.com>
1447 David Edelsohn <edelsohn@gnu.org>
1449 PR rtl-optimization/25662
1450 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
1451 for constant operands instead of simplify_gen_binary.
1452 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
1453 after trying simplify_binary_operation
1455 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
1457 * tree.c (iterative_hash_expr): Hash decls based on UID.
1459 2006-01-06 Eric Christopher <echristo@apple.com>
1461 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
1462 (TARGET_UNWIND_EMIT): Fix spelling.
1463 * target.h (gcc_target): Add except_table_label.
1464 * except.c (output_function_exception_table): Use.
1465 * varasm.c (default_emit_except_table_label): New.
1466 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
1468 (asm_out): Add here.
1469 * output.h (default_emit_except_table_label): Prototype.
1470 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
1471 * config/darwin.c (darwin_emit_except_table_label): Define.
1472 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
1474 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
1476 PR tree-optimization/18527
1477 * tree-ssa-loop-niter.c (number_of_iterations_cond,
1478 number_of_iterations_special, number_of_iterations_exit):
1479 Move base and step of an iv to a single structure. Add
1480 no_overflow flag, and use it in # of iterations analysis.
1481 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
1482 folded_casts argument.
1483 (simple_iv): Pass base and step in a structure. Set no_overflow
1485 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
1486 Evaluate expensiveness of computing # of iterations instead of
1487 the final expression.
1488 * tree-scalar-evolution.h (affine_iv): New structure.
1489 (simple_iv): Declaration changed.
1490 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
1491 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
1492 find_givs_in_stmt): Changed due to simple_iv change.
1494 2006-01-06 Jeff Law <law@redhat.com>
1497 * tree-cfg.c (bsi_replace): Rename final argument from
1498 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
1499 change (stmt -> orig_stmt).
1500 * tree-eh.c (verify_eh_throw_stmt_node): New function.
1501 (bsi_remove): Add new argument. Remove EH information
1503 (verify_eh_throw_table_statements): New function.
1504 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
1506 * tree-optimize.c (execute_free_cfg_annotations): Verify
1507 the EH throw statement table after removing annotations.
1508 * except.h (verify_eh_throw_table_statements): Prototype.
1509 * tree-flow.h (bsi_remove): Update prototype.
1510 * tree-vrp.c (remove_range_assertions): Add new argument to
1512 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
1513 * tree-complex.c (expand_complex_div_wide): Likewise.
1514 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
1515 * tree-tailcall.c (eliminate_tailcall): Likewise.
1516 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1517 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1518 * tree-nrv.c (tree_nrv): Likewise.
1519 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
1520 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
1521 (combine_blocks): Likewise.
1522 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
1523 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
1524 (cleanup_control_flow): Likewise.
1525 (remove_forwarder_block): Likewise.
1526 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1527 * tree-sra.c (sra_replace): Likewise.
1528 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
1529 (forward_propagate_single_use_vars): Likewise.
1530 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1531 * tree-inline.c (expand_call_inline): Likewise.
1532 * tree-vect-transform.c (vect_transform_loop): Likewise.
1533 * tree-outof-ssa.c (rewrite_trees): Likewise.
1534 * tree-cfg.c (make_goto_expr_edges): Likewise.
1535 (cleanup_dead_labels): Likewise.
1536 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
1537 (bsi_move_before, bsi_move_after): Likewise.
1538 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
1539 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
1541 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
1544 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
1546 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
1547 on non gimple variables. Also add checks at the top for decls and
1549 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
1551 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
1552 and IMAGPART_EXPR for creating MUST_DEFs.
1553 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
1554 and NAME_MEMORY_TAG separately from the DECLs.
1556 2006-01-06 Richard Guenther <rguenther@suse.de>
1558 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
1559 annotation, if necessary.
1560 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1561 redundant calls to update_stmt.
1562 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
1565 2006-01-05 Richard Henderson <rth@redhat.com>
1567 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
1569 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
1571 * c-typeck.c: Update copyright date.
1573 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
1575 * c-typeck.c (build_c_cast): Always warn when casting
1576 from a pointer to an integer of different size, even if
1577 the node was constant.
1579 2006-01-05 Richard Guenther <rguenther@suse.de>
1581 PR tree-optimization/22555
1582 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
1583 if one structure field is an array.
1584 * tree-ssa-operands.c (get_expr_operands): Continue scanning
1585 operands even if we found a subvar, but ignore VOPs in this
1587 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
1589 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
1591 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
1594 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
1596 2006-01-05 Richard Guenther <rguenther@suse.de>
1597 Diego Novillo <dnovillo@redhat.com>
1599 * tree-pass.h (TODO_remove_unused_locals): Define.
1600 * gimple-low.c (expand_var_p, remove_useless_vars,
1601 pass_remove_useless_vars): Remove. Update all users.
1602 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
1603 (remove_unused_locals): New function.
1604 * tree-flow.h (remove_unused_locals): Declare.
1605 * passes.c (execute_todo): Call remove_unused_locals if
1606 TODO_remove_unused_locals is set.
1607 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
1608 * tree-ssa-dce.c (pass_dce): Likewise.
1609 * tree-outof-ssa.c (pass_del_ssa): Likewise.
1611 2006-01-05 Richard Guenther <rguenther@suse.de>
1613 * tree-flow.h (struct fieldoff): Decompose field to
1614 type, size and decl.
1615 * tree-ssa-alias.c (create_sft): Take type as parameter.
1616 (create_overlap_variables_for): Store type, size and decl
1617 in the fieldoff structure.
1618 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
1620 (push_fields_onto_fieldstack): Likewise.
1621 (create_variable_info_for): Likewise. Use offset for the
1622 SFT name if the decl is not available.
1624 2006-01-04 Paul Brook <paul@codesourcery.com>
1626 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
1628 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
1630 * lambda-code.c (can_put_in_inner_loop): Relax
1632 (can_put_after_inner_loop): New function.
1633 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
1634 (perfect_nestify): Change to make copies and modify uses.
1636 2006-01-04 Richard Henderson <rth@redhat.com>
1638 Merge from gomp branch:
1639 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
1640 via integer constant.
1641 (pragma_lex): Remove.
1642 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
1643 rather than parsing it.
1644 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
1645 handle_pragma_extern_prefix): Add %< %> quotes.
1646 (registered_pragmas): New.
1647 (c_register_pragma_1): New.
1648 (c_register_pragma): Use it.
1649 (c_register_pragma_with_expansion): Likewise.
1650 (c_invoke_pragma_handler): New.
1651 (init_pragma): Use cpp_register_deferred_pragma directly for
1653 * c-pragma.h (enum pragma_kind): New.
1654 (pragma_handler): New.
1655 (c_invoke_pragma_handler): Declare.
1656 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
1658 * c-common.h (c_common_pch_pragma): Update decl.
1659 * Makefile.in (c-parser.o): Update dependencies.
1660 (GTFILES): Add c-pragma.h.
1661 * c-parser.c (struct c_token): Add pragma_kind.
1662 (struct c_parser): Add in_pragma.
1663 (c_lex_one_token): Always initialize keyword and pragma_kind.
1664 Extract data for CPP_PRAGMA.
1665 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
1666 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
1667 Don't allow CPP_PRAGMA_EOL if in_pragma.
1668 (c_parser_consume_pragma): New.
1669 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
1670 (c_parser_skip_to_end_of_parameter): Likewise.
1671 (c_parser_skip_to_end_of_block_or_statement): Likewise.
1672 (c_parser_skip_to_pragma_eol): New.
1673 (c_parser_external_declaration): Handle CPP_PRAGMA.
1674 (c_parser_compound_statement_nostart): Likewise.
1675 (c_parser_statement_after_labels): Likewise.
1676 (c_parser_pragma): New.
1677 (pragma_lex): Likewise.
1678 (c_parser_pragma_pch_preprocess): New.
1679 (c_parser_new): Merge into ...
1680 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
1682 2006-01-04 Jeff Law <law@redhat.com>
1685 * tree-cfg.c (bsi_replace): Remove the original statement
1686 from the EH throw statement table.
1688 2006-01-04 Jakub Jelinek <jakub@redhat.com>
1690 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
1691 make the prototype extern "C" and add throw ().
1694 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
1695 and pos non-negative and pos + len <= 32.
1696 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
1697 drop pos + len < HOST_BITS_PER_WIDE_INT test.
1698 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
1701 * c-common.c (handle_vector_size_attribute): Reject zero vector size
1702 as well as sizes not multiple of component size.
1705 * function.c (instantiate_expr): New function.
1706 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
1707 walk its DECL_VALUE_EXPR with instantiate_expr.
1709 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
1710 DW_OP_deref{,_size} if address isn't going to be added.
1712 2006-01-04 Ben Elliston <bje@au.ibm.com>
1714 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
1715 * config/fp-bit.c: Likewise.
1717 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
1719 * dominance.c: Add comment about why we use DFS numbering
1722 2006-01-03 Jakub Jelinek <jakub@redhat.com>
1723 Richard Henderson <rth@redhat.com>
1725 Merge from gomp-branch:
1726 * varasm.c (assemble_variable): Handle thread-local COMMON data.
1727 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
1729 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
1731 PR rtl-optimization/25578
1732 * combine.c (combine_simplify_rtx, force_to_mode): Don't
1733 pass a parameter to simplify_shift_const if changing ASHIFTRT
1736 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
1738 * builtins.c (get_builtin_sync_mem): New function.
1739 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1740 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
1741 Call get_builtin_sync_mem to generate mem rtx.
1743 2006-01-03 Richard Guenther <rguenther@suse.de>
1746 * stmt.c (add_case_node): Make sure to clear overflow flags
1749 2006-01-03 Jakub Jelinek <jakub@redhat.com>
1751 Merge from gomp-branch.
1752 * config/sparc/sync.md: New file.
1753 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
1754 UNSPECV_LDSTUB): New constants.
1755 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
1756 * config/sparc/predicates.md (memory_reg_operand): New predicate.
1757 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
1760 2006-01-03 Roger Sayle <roger@eyesopen.com>
1762 * combine.c (reg_subword_p): New predicate to test whether the
1763 destination of a set refers to a subword/piece of a register.
1764 (try_combine): Generalize the code to merge the setting of a
1765 pseudo to a constant followed by a set of a subword of that
1766 register to a constant.
1768 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
1770 * basic-block.h (control_flow_graph): Change the type of
1771 x_label_to_block_map to VEC(basic_block,gc) *.
1772 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
1773 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
1775 * tree-ssa-propagate.c (cfg_blocks): Change the type to
1776 VEC(basic_block,heap) *.
1777 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
1778 ssa_prop_fini): Adjust the uses of cfg_blocks.
1780 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
1782 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
1784 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
1785 hashing trees instead of a pointer hash.
1786 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
1787 compare for MEM_EXPR.
1789 PR rtl-optimization/25130
1790 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
1791 when comparing MEMs for GCSE
1793 2006-01-03 Ben Elliston <bje@au.ibm.com>
1795 * targhooks.h (default_decimal_float_supported_p): Declare.
1796 * targhooks.c (default_decimal_float_supported_p): Define.
1797 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
1798 `default_decimal_float_supported_p'.
1799 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
1801 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
1803 * combine.c (apply_distributive_law <SUBREG>): Check
1804 TRULY_NOOP_TRUNCATION.
1806 2006-01-02 Geoffrey Keating <geoffk@apple.com>
1808 * dwarf2out.c (have_switched_text_section): Delete.
1809 (have_multiple_function_sections): New.
1810 (have_location_lists): Make 'bool'.
1811 (add_AT_loc_list): Use 'true' not '1'.
1812 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
1813 (output_loc_list): Use have_multiple_function_sections.
1814 (output_ranges): Likewise.
1815 (dwarf2out_begin_function): Set have_multiple_function_sections if
1817 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
1818 Check function_section rather than DECL_SECTION_NAME.
1819 (dwarf2out_finish): Use have_multiple_function_sections.
1820 Don't clear have_location_lists.
1822 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
1823 Jan Hubicka <jh@suse.cz>
1825 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
1826 case of conditional jump jumping to the next instruction.
1827 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
1828 cases of conditional jump jumping to the next instruction.
1830 2006-01-02 Jan Hubicka <jh@suse.cz>
1832 * i386.c (*_cost): Add COSTS_N_INSNS.
1833 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
1835 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
1838 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
1840 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1842 * config/arm/arm.c (all_fpus): Fix comment typo.
1843 * config/darwin.c: Likewise.
1844 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
1845 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
1846 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
1848 2006-01-01 David Edelsohn <edelsohn@gnu.org>
1850 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
1851 (rs6000_split_compare_and_swapqhi): New.
1852 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
1853 (sync_compare_and_swapqhi_internal): New.
1854 * config/rs6000/rs6000-protos.h: Declare.