1 2006-01-18 Paul Brook <paul@codesourcery.com>
3 Merge from csl-arm-branch.
4 2005-03-14 Julian Brown <julian@codesourcery.com>
5 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
6 (aeabi_llsl): Likewise.
8 (aeabi_lasr): Likewise.
10 (aeabi_llsr): Likewise.
11 2005-03-10 Julian Brown <julian@codesourcery.com>
12 * config.gcc: Disable shared libgcc for SymbianOS.
13 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
15 2006-01-18 DJ Delorie <dj@redhat.com>
17 * c-pragma.c (handle_pragma_diagnostic): New.
18 (init_pragma): Register it.
19 * doc/extend.texi: Document it.
21 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
22 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
23 (diagnostic_context): Add classify_diagnostic[].
24 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
25 as errors if they're overridden to DK_WARNING.
26 (diagnostic_initialize): Initialize classify_diagnostic[].
27 (diagnostic_set_kind_override): New.
28 (diagnostic_report_diagnostic): Check for kind changes.
29 * opts.c (common_handle_option): Take lang_mask. Update callers.
31 * common.opt (Werror=): New.
32 * doc/invoke.texi: Document -Werror=*
34 2006-01-18 Jeff Law <law@redhat.com>
36 * tree-vrp.c (test_for_singularity): Correct test for new
37 min limit. Use operand_equal_p rather than pointer equality
38 for testing if new min/max values are equal.
40 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
41 using range information until after propagation and folding.
43 2006-01-18 Richard Henderson <rth@redhat.com>
44 Aldy Hernandez <aldyh@redhat.com>
45 Jakub Jelinek <jakub@redhat.com>
46 Diego Novillo <dnovillo@redhat.com>
48 * omp-low.c: New file.
51 2006-01-18 Richard Henderson <rth@redhat.com>
52 Jakub Jelinek <jakub@redhat.com>
53 Diego Novillo <dnovillo@redhat.com>
55 * doc/invoke.texi: Document -fopenmp.
56 * tree-dump.h (debug_function): Declare.
57 * hooks.c (hook_bool_tree_bool_false): New function.
58 (hook_tree_tree_null): Remove.
59 (hook_tree_tree_tree_null): New.
60 * hooks.h: Update to match.
61 * tree-pretty-print.c (debug_tree_chain): New.
62 (print_generic_expr): Handle TDF_CHAIN.
63 (dump_generic_node): Handle BLOCK.
64 Do not abort with incomplete SWITCH_EXPRs.
65 Do not dump body of an OpenMP directive if TDF_SLIM is given.
66 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
67 print space after directive name.
68 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
69 Handle OMP_MASTER and OMP_ORDERED.
70 Handle printing of OMP_BODY just in one place, goto
71 dump_omp_body in the rest of OMP_* nodes that have
73 Don't handle clause nodes here. Update omp statements to
75 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
76 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
77 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
78 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
79 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
80 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
81 Adjust output for GOMP_PARALLEL.
82 (dump_omp_clauses): New.
83 (print_declaration): Dump DECL_VALUE_EXPR.
84 (op_symbol_1): Split out of op_symbol.
85 (dumping_stmts): Remove. Update all users.
86 * cgraph.c (cgraph_analyze_queue): New.
87 (cgraph_add_new_function): New.
88 * cgraph.h (cgraph_analyze_queue): Declare.
89 (cgraph_add_new_function): Declare.
90 (cgraph_lower_function): Remove.
91 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
92 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
93 and TYPE_P nodes in its default clause.
95 (tree_range_check_failed): New.
97 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
98 OMP_CLAUSE_REDUCTION_MERGE,
99 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
100 OMP_CLAUSE_PRIVATE_DEBUG,
101 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
102 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
103 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
104 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
105 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
106 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
107 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
108 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
109 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
110 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
111 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
112 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
113 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
114 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
115 (TREE_RANGE_CHECK): New.
116 (empty_body_p): Declare.
117 (enum omp_clause_default_kind): New.
118 (build_string_literal): Declare.
119 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
120 (build5_stat, build5): Declare.
121 * tree-pass.h (TDF_CHAIN): Define.
122 * tree-pass.h (PROP_gimple_lomp): Define.
123 (pass_lower_omp): Declare.
124 * diagnostic.h (debug_tree_chain): Declare.
125 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
127 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
128 * builtins.c (build_string_literal): Make extern.
129 * gcc.c (include_spec_function): New.
130 (static_spec_functions): Add it.
131 (main): Move load of libgomp.spec ...
132 (LINK_COMMAND_SPEC): ... here.
133 (link_gomp_spec): New.
134 (static_specs): Include it.
135 (LINK_COMMAND_SPEC): Add link_gomp.
136 (GOMP_SELF_SPECS): New.
137 (driver_self_specs): Include it.
138 (switch_matches): Don't mark inline.
139 (main): Load libgomp.spec.
140 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
141 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
142 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
143 * tree-gimple.h (enum omp_parallel): Declare.
144 (determine_parallel_type): Declare.
145 (omp_firstprivatize_variable): Declare.
146 (omp_reduction_init): Declare.
147 (diagnose_omp_structured_block_errors): Declare.
148 (struct walk_stmt_info): Add want_return_expr.
149 (struct walk_stmt_info): Add want_bind_expr, want_locations.
150 (find_omp_clause): Declare.
151 (insert_field_into_struct): Declare.
152 (struct walk_stmt_info): Move from tree-nested.c
153 (walk_stmts): Declare.
154 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
156 * cgraphunit.c (cgraph_lower_function): Make static.
157 (cgraph_finalize_pending_functions): New.
158 (cgraph_finalize_function): Call it.
159 (cgraph_finalize_compilation_unit): Likewise.
160 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
161 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
162 (BT_FN_UINT_UINT): New.
163 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
164 DEF_FUNCTION_TYPE_VAR_4): Document.
165 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
166 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
167 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
168 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
169 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
170 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
171 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
172 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
173 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
174 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
176 (DEF_GOMP_BUILTIN): New.
177 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
178 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
179 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
180 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
181 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
182 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
183 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
184 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
185 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
186 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
187 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
188 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
189 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
190 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
191 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
192 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
193 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
194 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
195 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
196 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
197 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
198 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
199 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
200 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
201 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
202 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
203 * sync-builtins.def: New file, moved from builtins.def.
204 * omp-builtins.def: New file, moved from builtins.def.
205 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
206 * gimple-low.c (lower_function_body): Clear data.
207 (lower_stmt): Do not handle COMPOUND_EXPR.
208 Remove call to print_node_brief.
209 * c-tree.h (c_finish_omp_clauses): New prototype.
210 (C_DECL_THREADPRIVATE_P): Define.
211 (lookup_name_no_remap, c_omp_remap_private): Remove
212 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
213 (check_for_loop_decls): Update decl.
214 (lookup_name_no_remap, c_omp_remap_private): Declare.
215 (build_indirect_ref, build_modify_expr, pushdecl,
216 pushdecl_top_level): Move to c-common.h.
217 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
218 before the switch, but just in the 2 places that need it.
219 * c-decl.c (diagnose_mismatched_decls): Do not check for
220 mismatched thread-local attributes when OLDDECL is marked
221 threadprivate and NEWDECL has no thread-local attributes.
222 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
223 (c_gimple_diagnostics_recursively): Rename from
224 c_warn_unused_result_recursively. Invoke
225 diagnose_omp_structured_block_errors.
226 (check_for_loop_decls): Return a singular decl found.
227 * langhooks.c (lhd_omp_predetermined_sharing): Return
228 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
229 (lhd_omp_firstprivatize_type_sizes): New.
230 (lhd_omp_assignment): New.
231 (lhd_omp_predetermined_sharing): New.
232 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
233 (struct lang_hooks_for_types): Add
234 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
235 omp_predetermined_sharing, omp_disregard_value_expr,
236 omp_private_debug_clause, omp_clause_default_ctor,
237 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
238 (c_finish_omp_clauses): New.
239 (c_finish_bc_stmt): Diagnose break within omp for.
240 (c_begin_omp_parallel, c_finish_omp_parallel): New.
241 (build_unary_op): Return error_mark after reporting
243 (build_modify_expr): Likewise.
244 * gimplify.c: Include optabs.h and pointer-set.h.
245 (enum gimplify_omp_var_data): Declare.
246 (struct gimplify_omp_ctx): Declare.
247 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
249 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
250 (push_gimplify_context, pop_gimplify_context): Allow nesting.
251 (splay_tree_compare_decl_uid): New.
252 (new_omp_context): New.
253 (delete_omp_context): New.
254 (gimple_add_tmp_var): Call omp_add_variable.
255 (gimplify_bind_expr): Likewise.
256 (gimplify_var_or_parm_decl): If omp_notice_variable returned
257 true, disregard DECL_VALUE_EXPR on the decl if any.
258 (gimplify_expr_in_ctx): New.
259 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
260 omp_add_variable, omp_notice_variable, omp_is_private
261 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
262 gimplify_adjust_omp_clauses, gimplify_omp_parallel
263 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
264 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
265 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
266 gimplify_omp_atomic): New.
267 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
268 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
269 OMP_CRITICAL and OMP_ATOMIC.
270 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
271 * c-pragma.h (enum pragma_kind): Add
272 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
273 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
274 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
275 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
276 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
277 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
278 PRAGMA_OMP_THREADPRIVATE.
279 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
280 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
281 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
282 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
283 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
284 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
285 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
286 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
287 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
288 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
289 * tree-ssa-dce.c (find_control_dependence): Do not assume that
290 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
291 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
293 (struct nesting_info): Add field_map,
294 suppress_expansion, debug_var_chain.
295 (create_nesting_tree): Initialize them.
296 (lookup_field_for_decl): Use field_map.
297 (get_nonlocal_debug_decl, get_local_debug_decl): New.
298 (convert_local_omp_clauses): New.
299 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
300 (walk_body): Split out of walk_function.
301 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
302 (convert_nonlocal_reference): Handle omp statements.
303 (convert_local_reference): Likewise.
304 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
305 (unnest_nesting_tree): New.
306 (lower_nested_functions): Call it.
307 (insert_field_into_struct): Make extern.
308 (struct walk_stmt_info): Move to tree-gimple.h.
309 (walk_stmts): Make extern.
310 * omp-builtins.def: New file.
311 * tree-iterator.c (expr_only): Clarify comment.
312 * c-common.h (pushdecl_top_level, pushdecl,
313 build_modify_expr, build_indirect_ref,
314 c_finish_omp_master, c_finish_omp_critical,
315 c_finish_omp_ordered, c_finish_omp_barrier,
316 c_finish_omp_atomic, c_finish_omp_flush,
317 c_finish_omp_for, c_split_parallel_clauses,
318 omp_clause_default_kind, c_omp_sharing_predetermined,
319 c_omp_remap_decl): Declare.
320 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
321 (OBJS-common): Add omp-low.o.
322 (c-omp.o, omp-low.o): Add.
323 (gimplify.o): Add dependency on $(OPTABS_H).
324 (GTFILES): Add omp-low.c.
325 (gt-stringpool.h): Add.
326 * tree-cfg.c (set_bb_for_stmt): Do not update the
327 block-to-labels map if we are currently expanding to RTL.
328 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
330 Handle IDENTIFIER_NODE.
331 (tree_verify_flow_info): Do not ICE when emitting error
332 messages about invalid labels.
333 (dump_function_to_file): Reset CFUN before emitting the body
335 (debug_function): New.
336 * passes.c (init_optimization_passes): Schedule
338 * langhooks-def.h (lhd_omp_predetermined_sharing,
339 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
341 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
342 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
343 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
344 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
345 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
346 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
347 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
348 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
349 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
350 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
351 (LANG_HOOK_DECLS): Use them.
353 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
354 Richard Henderson <rth@redhat.com>
355 Jakub Jelinek <jakub@redhat.com>
356 Diego Novillo <dnovillo@redhat.com>
358 * c-parser.c (pragma_omp_clause): Define.
359 (c_parser_declaration_or_fndef): Document OpenMP syntax.
360 (c_parser_compound_statement): Likewise.
361 (c_parser_statement): Likewise.
362 (c_parser_pragma): Handle omp pragmas.
363 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
364 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
365 (c_parser_omp_clause_name, check_no_duplicate_clause,
366 c_parser_omp_variable_list,
367 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
368 c_parser_omp_clause_copyprivate,
369 c_parser_omp_clause_default,
370 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
371 c_parser_omp_clause_lastprivate,
372 c_parser_omp_clause_nowait,
373 c_parser_omp_clause_num_threads,
374 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
375 c_parser_omp_clause_reduction,
376 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
377 c_parser_omp_all_clauses, c_parser_omp_structured_block,
378 c_parser_omp_atomic, c_parser_omp_barrier,
379 c_parser_omp_critical, c_parser_omp_flush,
380 c_parser_omp_for_loop, c_parser_omp_for,
381 c_parser_omp_master, c_parser_omp_ordered,
382 c_parser_omp_sections_scope, c_parser_omp_sections,
383 c_parser_omp_parallel, c_parser_omp_single,
384 c_parser_omp_construct, c_parser_omp_threadprivate): New.
385 * c-pragma.c (init_pragma): Do omp pragma registration here.
386 * c.opt (fopenmp): New flag.
388 2006-01-18 Eric Christopher <echristo@apple.com>
390 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
391 * config/darwin.h (GOMP_SELF_SPECS): Define.
393 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
395 * rtl.h: Remove the prototype for reg_alloc.
397 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
400 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
401 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
402 sjlj and dwarf2 exception handling.
403 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
404 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
405 * pa/pa.c (function_value): Treat complex and vector types as
407 (function_arg): Likewise. Only pass scalar floats in the floating
408 point argument registers.
409 * pa/t-slibgcc-dwarf-ver: New file.
410 * pa/t-slibgcc-sjlj-ver: New file.
411 * pa/t-slibgcc-elf-ver: Delete file.
413 2006-01-19 Alan Modra <amodra@bigpond.net.au>
415 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
416 unlikely_test_section_p test.
418 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
420 * mode-switching.c (optimize_mode_switching): Make it static.
421 * basic-block.h: Remove the prototype for
422 optimize_mode_switching.
424 * modulo-sched.c (sms_schedule): Make it static.
425 * rtl.h: Remove the prototype for sms_schedule.
427 * postreload-gcse.c (gcse_after_reload_main): Make it static.
428 * rtl.h: Remove the prototype for gcse_after_reload_main.
430 * reg-stack.c (reg_to_stack): Make it static.
431 * rtl.h: Remove the prototype for reg_to_stack.
433 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
435 * rtl.h: Remove the prototypes for regrename_optimize and
436 copyprop_hardreg_forward.
438 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
440 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
441 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
442 Test against the appropriate null constant for the mode.
443 If 'fixup_overlap' is true, swap the operands if they overlap.
444 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
445 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
446 alpha_split_tmode_pair and adjust for above change.
447 * config/alpha/alpha.md (movtf_internal): Adjust call to
448 alpha_split_tfmode_pair and rely on it to swap the operands.
449 (movti_internal): New insn and post-reload splitter.
450 (movti): New expander.
452 2006-01-18 Philippe De Muyter <phdm@macqel.be>
454 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
457 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
459 * rtlanal.c (global_reg_mentioned_p_1,
460 global_reg_mentioned_p): Remove.
461 * rtl.h: Remove the prototype for global_reg_mentioned_p.
463 * flow.c (initialize_uninitialized_subregs): Make it static.
464 * rtl.h: Remove the prototype for
465 initialize_uninitialized_subregs.
467 * function.c (instantiate_virtual_regs): Make it static.
468 * function.h: Remove the prototype for
469 instantiate_virtual_regs.
471 * regmove.c (regmove_optimize, combine_stack_adjustments):
473 * rtl.h: Remove the prototypes for regmove_optimize and
474 combine_stack_adjustments.
476 2006-01-17 Roger Sayle <roger@eyesopen.com>
478 * config/i386/i386.c (COSTS_N_BYTES): New macro.
479 (size_cost): Encode costs in bytes so that a reg-reg addition is
480 equivalent to COSTS_N_INSNS(1).
481 (override_options): Use the size_cost.branch_cost as the default
482 ix86_branch_cost when optimizing for size.
484 2006-01-18 Ben Elliston <bje@au.ibm.com>
486 * Makefile.in (D32PBIT_FUNCS): New.
487 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
488 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
489 D64PBIT_FUNCS and D128PBIT_FUNCS.
490 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
491 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
493 (decnumber_dep): Define.
494 * doc/libgcc.texi (Decimal float library routines): New node.
495 * config/dfp-bit.h, config/dfp-bit.c: New files.
497 2006-01-18 Ben Elliston <bje@au.ibm.com>
499 * expr.c (emit_move_change_mode): Always adjust addresses, not
500 just during reload. Copy replacements only during reload.
501 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
502 emit_move_via_integer.
504 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
506 * Makefile.in (check-%, check-consistency): Use $${srcdir}
507 instead of $(srcdir) and ${srcdir}.
509 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
513 * arm.h (struct machine_function): Add pic_reg.
514 * arm.c (arm_pic_register): Make unsigned.
515 (arm_override_options): Only set arm_pic_register if
516 TARGET_SINGLE_PIC_BASE.
517 (use_return_insn): Only test for a pic register if it is fixed.
518 (arm_compute_save_reg0_reg12_mask): Likewise.
519 (thumb_compute_save_reg_mask): Likewise.
520 (legitimate_pic_operand): Factor out some known invariants.
521 (legitimize_pic_address): If we don't have a fixed pic register,
522 then set up a pseudo in the function entry sequence. Handle the
523 pic base being in a pseudo.
524 (arm_load_pic_register): Handle the pic register being in a pseudo.
525 (arm_expand_prologue): Only set up the pic register if it is fixed.
526 (thumb_expand_prologue): Likewise.
527 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
528 (pic_load_addr_based_insn): Likewise.
529 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
532 2006-01-18 Ben Elliston <bje@au.ibm.com>
534 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
535 decimal float modes for all floating point registers.
537 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
538 match_code "mem" with match_test "macho_lo_sum_memory_operand".
540 2006-01-17 Jakub Jelinek <jakub@redhat.com>
543 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
544 even when the pointer is not NULL.
546 2006-01-16 Ian Lance Taylor <ian@airs.com>
548 * common.opt (ftoplevel-reorder): New option.
549 * cgraph.c (cgraph_asm_nodes): New global variable.
550 (cgraph_asm_last_node): New static variable.
551 (cgraph_order): New global variable.
552 (cgraph_create_node): Set new order field.
553 (cgraph_varpool_node): Likewise.
554 (decide_is_variable_needed): Return true if not
555 flag_toplevel_reorder.
556 (cgraph_add_asm_node): New function.
557 * cgraph.h (struct cgraph_node): Add order field.
558 (struct cgraph_varpool_node): Add order field.
559 (struct cgraph_asm_node): Define.
560 (cgraph_asm_nodes, cgraph_order): Declare.
561 (cgraph_add_asm_node): Declare.
562 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
564 (cgraph_varpool_assemble_pending_decls): Call it.
565 (cgraph_output_pending_asms): New static function.
566 (cgraph_finalize_compilation_unit): Call it.
567 (struct cgraph_order_sort): Define.
568 (cgraph_output_in_order): New static function.
569 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
570 !flag_toplevel_reorder case.
571 * c-parser.c: Include "cgraph.h".
572 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
574 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
575 than -fno-unit-at-a-time.
576 * doc/invoke.texi (Option Summary): Mention
577 -fno-toplevel-reorder.
578 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
579 -funit-at-a-time documentation.
581 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
582 Kazu Hirata <kazu@codesourcery.com>
584 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
586 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
588 * Makefile.in (FUNCTION_H): New. Use it instead of
589 function.h throughout the file.
590 * function.h: Include tree.h.
592 2006-01-17 Ben Elliston <bje@au.ibm.com>
594 * recog.c: Separate some functions with whitespace.
596 2006-01-16 Richard Henderson <rth@redhat.com>
598 Merge from gomp branch:
599 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
600 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
601 and rename from struct inline_data. Rename callee* to dst*;
602 caller* to src*; add copy_decl hook, transform_call_graph_edges,
603 transform_new_cfg, transform_return_to_modify, and
604 transform_lang_insert_block flags; remove cloning_p, versioning_p,
606 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
607 (copy_decl_for_dup): Remove.
608 * tree-inline.c (struct inline_data): Move to header.
609 (insert_decl_map): Export.
610 (remap_decl): Update for member name changes. Use copy_decl hook.
611 Allow for replacement to be a non-decl. Remove dead code.
612 (remap_type_1): Check for existing mapping.
613 (remap_type): Export.
614 (remap_decls): Update for member name changes.
615 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
616 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
617 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
618 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
619 (tree_function_versioning, build_duplicate_type): Likewise.
620 (copy_body_r): Likewise. Export.
621 (copy_decl_for_dup): Split into ...
622 (copy_decl_for_dup_finish, copy_decl_to_var,
623 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
624 (replace_ref_tree, inlining_p): Remove.
626 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
628 * ifcvt.c (if_convert): Make it static.
629 * rtl.h: Remove the prototype for if_convert.
631 * local-alloc.c (local_alloc): Make it static.
632 * rtl.h: Remove the prototype for local_alloc.
634 * loop.c (loop_optimize): Make it static.
635 * cfgloop.h: Remove the prototype for loop_optimize.
638 2006-01-16 DJ Delorie <dj@redhat.com>
640 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
643 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
645 * pa.md: Disparage copies between general and floating-point registers
646 in 32-bit move patterns.
648 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
651 * Makefile.in (check-%): Depend on site.exp instead of
652 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
655 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
657 * global.c (global_alloc): Make it static.
658 * rtl.h: Remove the prototype for global_alloc.
660 2006-01-16 Richard Guenther <rguenther@suse.de>
662 * tree-ssa-alias.c (struct used_part): Add write_only field.
663 (get_or_create_used_part_for): Initialize it to true.
664 (create_overlap_variables_for): Don't create structure variables
665 for structures that only are written to.
666 (find_used_portions): Handle MODIFY_EXPR to track whether a
667 structure is only written to.
669 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
671 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
673 * basic-block.h: Remove the prototype for
674 partition_hot_cold_basic_blocks.
676 2006-01-16 Rafael ���vila de Esp����Ândola <rafael.espindola@gmail.com>
678 * cppspec.c (lang_specific_spec_functions): remove
679 * gcc.c (lookup_spec_function): use static_spec_functions directelly
680 * gcc.h (lang_specific_spec_functions): remove
681 * gccspec.c (lang_specific_spec_functions): remove
683 2005-01-16 Paolo Bonzini <bonzini@gnu.org>
685 * combine.c (record_value_for_reg): Invalidate registers
687 (record_dead_and_set_regs_1): Likewise, by passing them to
688 record_value_for_reg.
689 (record_dead_and_set_regs): Invalidate stores made by a
690 call. We do not combine across a call, but we still
691 relied on equivalences.
693 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
695 * tree-vrp.c (extract_range_from_binary_expr): Cope with
696 vrp_int_const_binop returning non-constant nodes.
698 2006-01-16 Paul Brook <paul@codesourcery.com>
700 * config/m68k/m68k.c (output_move_const_into_data_reg):
701 Output correct mnemonic for mvz and mvs.
703 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
705 * rtl-factoring.c: Add sequence abstraction algorithm.
706 * cfgcleanup.c (outgoing_edges_match): Extra checks.
707 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
709 (block_has_preserve_label): New function.
710 * common.opt: Register new pass.
711 * Makefile.in: Ditto.
713 * timevar.def: Ditto.
714 * tree-pass.h: Ditto.
715 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
716 * rtl.h (make_jump_insn_raw): Add forward decl.
717 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
719 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
720 Roger Sayle <roger@eyesopen.com>
722 * fold-const.c (fold_minmax): New static function.
723 (fold_binary) <MIN_EXPR>: Call it.
724 <MAX_EXPR>: Likewise.
725 * stor-layout.c (place_field): Use DECL_SIZE consistently
726 in the computation of the new record size.
728 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
730 * cse.c (cse_condition_code_reg): Make it static.
731 * rtl.h: Remove the prototype for cse_condition_code_reg.
733 * combine.c (combine_instructions): Make it static.
734 * rtl.h: Remove the prototype for combine_instructions.
736 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
739 * tree.c (get_file_function_name_long): Concatenate the first global
740 object name with a string derived from the input filename of the object
743 2006-01-16 Ben Elliston <bje@au.ibm.com>
745 * config/i386/winnt-stubs.c: Update FSF address.
746 * config/xtensa/ieee754-df.S: Ditto.
747 * config/xtensa/ieee754-sf.S: Ditto.
749 2006-01-14 Ian Lance Taylor <ian@airs.com>
751 * ifcvt.c (noce_init_if_info): New static function, broken out of
752 noce_process_if_block.
753 (noce_process_if_block): Call noce_init_if_info.
754 (check_cond_move_block): New static function.
755 (cond_move_process_if_block): New static function.
756 (process_if_block): Call cond_move_process_if_block.
758 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
760 * cselib.c (hash_table): Rename to cselib_hash_table.
761 (cselib_clear_table, discard_useless_values,
762 remove_useless_values, cselib_lookup_mem, cselib_lookup,
763 cselib_init, cselib_finish): Adjust uses of hash_table.
765 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
767 PR tree-optimization/25485
768 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
769 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
770 is known to be false and true, respectively.
772 2006-01-14 Richard Guenther <rguenther@suse.de>
774 PR tree-optimization/22548
775 PR tree-optimization/22555
776 PR tree-optimization/22501
777 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
778 * params.def (salias-max-array-elements): New parameter.
779 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
780 * doc/invoke.texi (salias-max-array-elements): Document.
781 * tree-flow-inline.h (var_can_have_subvars): We also handle
783 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
785 * tree-ssa-structalias.c (params.h): Include.
786 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
787 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
788 (get_constraint_for): For ADDR_EXPR operating on something
789 containing an ARRAY_REF, add all subvars to the solution.
790 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
791 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
792 for creating MUST_DEFs.
793 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
795 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
797 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
799 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
800 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
801 number_of_iterations_le): New functions.
802 (number_of_iterations_special): Removed.
803 (number_of_iterations_exit): Do not use number_of_iterations_special.
804 * tree.c (unsigned_type_for): Always return integer type.
806 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
807 Richard Guenther <rguenther@suse.de>
809 PR rtl-optimization/24257
810 * gcse.c (find_moveable_store): Only consider a store movable
811 when the SET_SRC of the insn can be assigned to a register.
813 2006-01-14 Ian Lance Taylor <ian@airs.com>
815 * tree.c (tree_not_class_check_failed): New function.
816 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
817 (tree_not_class_check_failed): Declare.
819 2006-01-13 Ian Lance Taylor <ian@airs.com>
821 * reload1.c (do_output_reload): Add assertion rejecting a
824 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
826 * combine.c (struct reg_stat): Add new fields truncation_label and
828 (record_value_for_reg): Reset truncated_to_mode.
829 (record_truncated_value): New function.
830 (check_promoted_subreg): Call it. Rename to check_conversions.
831 (combine_instructions): Rename check_promoted_subreg to
833 (reg_truncated_to_mode): New function.
834 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
835 (gen_lowpart_or_truncate): New function.
836 (force_to_mode): Use it instead of gen_lowpart.
838 2006-01-13 Diego Novillo <dnovillo@redhat.com>
840 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
841 VAR is a tag, not its type tag.
843 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
845 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
846 alternatives to match style of other entries.
847 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
849 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
851 PR tree-optimization/25771
852 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
855 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
858 * tree-inline.c (declare_return_variable): If the return variable
859 was marked as a non gimple complex, set the return slot variable
860 to be a non gimple comple variable.
862 2006-01-13 Richard Guenther <rguenther@suse.de>
864 * builtins.c (expand_builtin_sincos): New function.
865 (expand_builtin_mathfn_3): Remove dead code, sin and cos
867 (expand_builtin): Expand sincos using expand_builtin_sincos.
869 2006-01-12 DJ Delorie <dj@redhat.com>
871 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
872 shift counts, separate SI shifts for m32c vs m16c, pass shift type
873 so that constant shifts can be split.
874 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
875 (m32c_valid_pointer_mode): Make static.
876 (shift_gen_func_for): New.
877 (m32c_prepare_shift): Use it. Split large const shifts into
879 * config/m32c/predicates.md (shiftcount_operand): Allow more
881 (longshiftcount_operand): New.
882 * doc/md.texi (Machine Constraints): Document In6.
884 2006-01-13 Ben Elliston <bje@au.ibm.com>
886 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
887 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
890 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
892 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
893 to try to avoid clobbering pieces of structures when we know
894 something about the whole structure.
895 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
897 2006-01-13 Ben Elliston <bje@au.ibm.com>
899 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
900 return in memory, as this is no limitation is no longer present.
902 2006-01-12 DJ Delorie <dj@redhat.com>
904 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
905 mova with fb, and for fb+0 -> An.
907 * config/m32c/mov.md (peephole2): Fix enabling logic.
909 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
910 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
911 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
912 FINI_ARRAY_SECTION_ASM_OP): Define.
914 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
916 (m32c_legitimize_reload_address): New logic to reload FB to An.
917 (m32c_output_reg_push): Add newline.
918 (m32c_output_reg_pop): Likewise.
920 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
922 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
924 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
926 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
928 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
930 * config/sh/predicates.md (sh_rep_vec): Add parallel to
933 2006-01-11 Ben Elliston <bje@au.ibm.com>
935 * rtlanal.c (find_reg_note): Assert insn is not null.
937 2005-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
939 * df-scan.c (df_hard_reg_init): Move declaration of i outside
942 2006-01-11 Jeff Law <law@redhat.com>
944 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
946 (mark_threaded_blocks, register_jump_thread): New functions.
947 (thread_through_all_blocks): Remove unwanted argument. No
948 longer rely on e->aux to communicate thread target info.
949 Call mark_threaded_blocks. Release the threaded_blocks
950 bitmap and threaded_edges vector when complete.
951 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
952 (threaded_blocks): Remove.
953 (tree_ssa_dominator_optimize): Remove initialization and
954 finalization of threaded_blocks. Simplify call to
955 thread_through_all_blocks.
956 (thread_across_edge): Call register_jump_thread rather than
957 storing thread information into e->aux.
958 (free_all_edge_infos): Simplify now that e->aux is no longer
959 used to communicate with thread_through_all_blocks.
960 * tree-flow.h (thread_through_all_blocks): Update prototype.
961 (register_jump_thread): Prototype.
963 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
965 * df-core.c (df_compact_blocks, df_bb_replace): Use
966 SET_BASIC_BLOCK instead of BASIC_BLOCK.
968 2006-01-11 Richard Guenther <rguenther@suse.de>
970 PR tree-optimization/25734
971 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
972 stop propagation after successful propagation to the LHS.
974 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
976 * basic-block.h (control_flow_graph): Change the type of
977 x_basic_block_info to VEC(basic_block,gc) *.
978 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
980 (SET_BASIC_BLOCK): New.
981 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
982 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
983 * cfgbuild.c (find_basic_blocks): Likewise.
984 * cfglayout.c (fixup_reorder_chain): Likewise.
985 * cfgrtl.c (create_basic_block_structure,
986 rtl_create_basic_block): Likewise.
987 * ifcvt.c (find_if_case_1): Likewise.
988 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
991 2005-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
993 * Makefile.in: Removed rotted odf.c entry.
995 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
998 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
999 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
1000 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
1001 output pattern modifier, not %e.
1002 * config/cris/cris.c (cris_op_str): Update comment about pattern
1004 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
1005 before falling through into...
1006 <case 'E'>: Redefined from old 'e' case.
1008 2006-01-11 Jan Hubicka <jh@suse.cz>
1011 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
1013 2006-01-11 Jan Hubicka <jh@suse.cz>
1015 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
1016 * i386.c (x86_decompose_lea): Kill.
1017 (ix86_rtx_costs): Kill.
1019 2006-01-11 Jan Hubicka <jh@suse.cz>
1021 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
1022 * cgraph.h (cgraph_node): Add inline_decl.
1023 (cgraph_insert_node_to_hashtable): Declare.
1024 (save_inline_function_body): Declare.
1025 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
1027 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
1028 (cgraph_function_versioning): Update call of tree_function_versioning.
1029 (save_inline_function_body): New function.
1030 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
1031 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
1032 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
1033 (cgraph_default_inline_p): Likewise.
1034 (cgraph_decide_inlining_incrementally): Likewise.
1035 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
1036 (copy_bb): Kill saving; do updating of clones.
1037 (copy_cfg_body): Kill saving.
1038 (initialize_inlined-parameters): Likewise.
1039 (expand_call_inline): Likewise.
1041 (tree_function_versioning): New parameter "update_clones".
1042 (inlining_p): Kill saving.
1043 * tree-inline.h (tree_function_versioning): Update prototype.
1044 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
1047 2006-01-11 Ian Lance Taylor <ian@airs.com>
1049 * combine.c (struct undo): Remove is_int. Enumify types of undos.
1050 Allow undoing set of machine mode.
1051 (do_SUBST): Use enums instead of is_int.
1052 (do_SUBST_MODE): New function.
1053 (SUBST_MODE): New macro.
1054 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
1055 reg and trying to replace reg_regno_rtx with a new register.
1056 (undo_all): Use new enums, handle undoing a PUT_MODE change.
1057 (simplify_set): Use SUBST_MODE.
1058 (distribute_notes): Remove code that tried to update reg notes
1059 for regno_reg_rtx changes.
1061 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
1063 PR tree-optimization/23109
1064 PR tree-optimization/23948
1065 PR tree-optimization/24123
1067 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
1068 * tree-cfg.c (single_noncomplex_succ): New.
1069 * tree-flow.h (single_noncomplex_succ): Declare it.
1070 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
1071 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
1072 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
1073 insert_bb, register_division_in, insert_reciprocals,
1074 replace_reciprocal, free_bb): New.
1075 (execute_cse_reciprocals_1): Rewritten.
1076 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
1077 Do not commit any edge insertion. Always compute dominators and
1078 create the allocation pool.
1079 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
1080 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
1081 * targhooks.c (default_min_divistions_for_recip_mul): New.
1082 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
1083 * passes.c (init_optimization_passes): Run recip after tree loop
1085 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
1087 2005-01-11 Danny Berlin <dberlin@dberlin.org>
1088 Kenneth Zadeck <zadeck@naturalbridge.com>
1090 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
1091 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
1092 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
1093 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
1094 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
1095 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
1096 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
1097 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
1098 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
1099 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
1100 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
1101 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
1102 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
1103 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
1104 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
1105 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
1106 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
1107 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
1108 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
1109 DF_SCAN_POST_ALLOC): New macros.
1110 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
1111 df_free_bb_function, df_local_compute_function, df_init_function,
1112 df_dataflow_function, df_confluence_function_0,
1113 df_confluence_function_n, df_transfer_function,
1114 df_finalizer_function, df_free_function, df_dump_problem_function,
1115 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
1116 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
1117 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
1118 df_urec_bb_info, ) New types.
1119 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
1121 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
1122 df_analyze_simple_change_some_blocks,
1123 df_analyze_simple_change_one_block, df_compact_blocks,
1124 df_bb_replace, df_bb_regno_last_use_find,
1125 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
1126 df_insn_regno_def_p, df_find_def, df_find_use,
1127 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
1128 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
1129 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
1130 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
1131 debug_df_chain, df_get_dependent_problem, df_chain_create,
1132 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
1133 df_grow_bb_info, df_chain_dump, df_print_bb_index,
1134 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
1135 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
1136 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
1137 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
1138 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
1139 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
1140 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
1141 df_ref_remove, df_insn_refs_delete, df_refs_delete,
1142 df_reorganize_refs, df_set_state, df_hard_reg_init,
1143 df_read_modify_subreg_p) New public functions.
1144 * df-core.c: The core dataflow solver and glue routines for rtl
1146 (df_init, df_add_problem, df_set_blocks, df_finish,
1147 df_hybrid_search_forward, df_hybrid_search_backward,
1148 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
1149 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
1150 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
1151 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
1152 df_reg_defined, df_find_use, df_reg_used, df_dump,
1153 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
1154 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
1155 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
1156 debug_df_useno, reset_df_after_reload): New functions.
1157 * df-scan.c: The scanning fuctions, once in df.c, completely
1158 rewritten so that they now fully model the functionality of
1159 register usage at the backend.
1160 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
1161 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
1162 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
1163 df_grow_insn_info, df_rescan_blocks, df_ref_create,
1164 df_get_artificial_defs, df_get_artificial_uses,
1165 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
1166 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
1167 df_refs_delete, df_reorganize_refs, df_set_state,
1168 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
1169 df_def_record_1, df_defs_record, df_uses_record,
1170 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
1171 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
1172 df_record_exit_block_uses, df_hard_reg_init): New functions.
1174 * df-problems.c: Seven concrete dataflow problems that use the
1175 scanning in df-scan.c and are solved by the engine in df-core.c.
1176 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
1177 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
1178 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
1179 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
1180 df_ru_free_bb_info, df_ru_alloc,
1181 df_ru_bb_local_compute_process_def,
1182 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
1183 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
1184 df_ru_transfer_function, df_ru_free, df_ru_dump,
1185 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
1186 df_rd_free_bb_info, df_rd_alloc,
1187 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
1188 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
1189 df_rd_transfer_function, df_rd_free, df_rd_dump,
1190 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
1191 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
1192 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
1193 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
1194 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
1195 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
1196 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
1197 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
1198 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
1199 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
1200 df_urec_mark_reg_change, df_urec_check_earlyclobber,
1201 df_urec_mark_reg_use_for_earlyclobber,
1202 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1203 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1204 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1205 df_urec_dump, df_urec_add_problem, df_chain_alloc,
1206 df_chain_create_bb_process_use, df_chain_create_bb,
1207 df_chain_finalize, df_chain_free, df_chains_dump,
1208 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
1209 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
1210 df_reg_lifetime): New functions.
1211 * df.c: Deleted file.
1212 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
1213 consistent with new df api.
1214 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
1215 rest_of_handle_sms): Ditto.
1216 * web.c (unionfind_union, union_defs, entry_register, web_main):
1218 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
1219 invariant_expr_equal_p, find_defs, check_dependencies,
1220 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
1221 free_inv_motion_data, move_loop_invariants): Ditto.
1222 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
1223 Update dependencies.
1224 (odf.c): Added defective entry that was deleted later in day.
1225 * sched-deps.c (sched_analyze_1): Ditto.
1227 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1229 * tree-ssa-operands.c (get_expr_operands): Record addressable
1230 variables directly. Do not call add_stmt_operands for CONST_DECLs
1232 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
1233 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
1235 2006-01-11 Ben Elliston <bje@au.ibm.com>
1237 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
1238 function returns true in the positive case.
1240 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1243 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
1244 for SI, DI, SF and DF modes. Add alternatives to copy between
1245 general and floating point registers to the 32-bit patterns.
1246 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
1247 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
1248 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
1249 generating 64-bit code.
1250 * config/pa/pa.c (output_move_double): Handle copies between general
1251 and floating registers.
1253 2006-01-10 Stuart Hastings <stuart@apple.com>
1255 * config/i386/i386.md (set_got): Update.
1256 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
1257 (builtin_setjmp_receiver): Mach-O support.
1258 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
1259 (GOT_SYMBOL_NAME): Define.
1260 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
1261 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
1262 * config/i386/i386.c (override_options): Revise for Darwin.
1263 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
1264 support. (darwin_x86_file_end): New. (output_set_got): Add label
1265 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
1266 * config/i386/i386-protos.h (output_set_got): Likewise.
1267 * config/darwin.c (machopic_legitimize_pic_address): Update
1270 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
1272 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
1273 when MODE isn't BLKmode.
1275 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1277 PR rtl-optimization/25367
1278 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
1280 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
1283 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
1284 for a negative bound.
1286 2006-01-10 Richard Guenther <rguenther@suse.de>
1288 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1289 Never override with anything constraint.
1291 2006-01-10 Jan Beulich <jbeulich@novell.com>
1293 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
1294 256 bits when optimize_size.
1296 2006-01-10 Jan Beulich <jbeulich@novell.com>
1298 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
1300 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
1301 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
1304 2006-01-10 Ben Elliston <bje@au.ibm.com>
1306 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
1308 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
1309 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1310 (USE_FP_FOR_ARG): Reject decimal float modes.
1311 (function_arg_advance): Likewise.
1312 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
1313 (rs6000_handle_altivec_attribute): Do not permit decimal floating
1314 point types in AltiVec vectors.
1315 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
1316 (rs6000_libcall_value): Likewise.
1318 2006-01-09 Bob Wilson <bob.wilson@acm.org>
1320 * config/xtensa/ieee754-df.S: New file.
1321 * config/xtensa/ieee754-sf.S: New file.
1322 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
1323 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
1324 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
1326 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
1328 * config/sh/predicates.md (binary_float_operator,
1329 binary_logical_operator, commutative_float_operator,
1330 equality_comparison_operator, greater_comparison_operator,
1331 less_comparison_operator, logical_operator,
1332 noncommutative_float_operator, shift_operator,
1333 symbol_ref_operand, unary_float_operator): Remove redundant
1336 2006-01-09 Jeff Law <law@redhat.com>
1338 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
1339 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
1340 now unused arguments. Callers updated.
1341 (eliminate_redundant_computations): Remove now unused arguments,
1343 (local_fold): Remove, no longer used.
1344 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
1346 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
1347 (simplify_cond): New function.
1348 (forward_propagate_into_cond): Call simplify_cond.
1350 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
1352 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
1353 (*vec_extractv2di_1_sse): New.
1355 2006-01-09 Ben Elliston <bje@au.ibm.com>
1357 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
1359 2006-01-08 Richard Guenther <rguenther@suse.de>
1361 * tree-ssa-structalias.c (get_constraint_for): Remove
1363 (get_constraint_for_component_ref): Likewise.
1364 (do_deref): Likewise.
1365 (get_constraint_for): Likewise.
1366 (do_structure_copy): Likewise.
1367 (handle_ptr_arith): Likewise.
1368 (find_func_aliases): Likewise. Remove unused need_anyoffset
1371 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
1372 Kaz Kojima <kkojima@gcc.gnu.org>
1374 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
1375 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
1376 (EXTRA_CONSTRAINT_C16): Remove.
1377 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
1378 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
1379 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
1380 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
1381 constants of SHmedia. Handle nested constant expressions of
1383 (andcosts): Fix the costs for SHmedia constants.
1384 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
1385 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
1386 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
1387 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
1388 (movv4hi_i, movv2si_i): Likewise.
1389 (movsi_const): Adjust the second operand of ior so to match with
1391 (movdi_const, movdi_const_32bit): Likewise.
1392 (movdi_const_16bit+1): Don't sign-extend LOW.
1393 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
1395 (*double_shori): Fix the split condition. Use GEN_INT instead
1396 of get_int_mode calls. Mask lower 16-bit of the argument of
1398 (sym2GOTPLT): Remove.
1399 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
1401 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
1402 instead of EXTRA_CONSTRAINT_C16.
1404 2006-01-07 Ian Lance Taylor <ian@airs.com>
1405 David Edelsohn <edelsohn@gnu.org>
1407 PR rtl-optimization/25662
1408 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
1409 for constant operands instead of simplify_gen_binary.
1410 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
1411 after trying simplify_binary_operation
1413 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
1415 * tree.c (iterative_hash_expr): Hash decls based on UID.
1417 2006-01-06 Eric Christopher <echristo@apple.com>
1419 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
1420 (TARGET_UNWIND_EMIT): Fix spelling.
1421 * target.h (gcc_target): Add except_table_label.
1422 * except.c (output_function_exception_table): Use.
1423 * varasm.c (default_emit_except_table_label): New.
1424 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
1426 (asm_out): Add here.
1427 * output.h (default_emit_except_table_label): Prototype.
1428 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
1429 * config/darwin.c (darwin_emit_except_table_label): Define.
1430 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
1432 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
1434 PR tree-optimization/18527
1435 * tree-ssa-loop-niter.c (number_of_iterations_cond,
1436 number_of_iterations_special, number_of_iterations_exit):
1437 Move base and step of an iv to a single structure. Add
1438 no_overflow flag, and use it in # of iterations analysis.
1439 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
1440 folded_casts argument.
1441 (simple_iv): Pass base and step in a structure. Set no_overflow
1443 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
1444 Evaluate expensiveness of computing # of iterations instead of
1445 the final expression.
1446 * tree-scalar-evolution.h (affine_iv): New structure.
1447 (simple_iv): Declaration changed.
1448 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
1449 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
1450 find_givs_in_stmt): Changed due to simple_iv change.
1452 2006-01-06 Jeff Law <law@redhat.com>
1455 * tree-cfg.c (bsi_replace): Rename final argument from
1456 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
1457 change (stmt -> orig_stmt).
1458 * tree-eh.c (verify_eh_throw_stmt_node): New function.
1459 (bsi_remove): Add new argument. Remove EH information
1461 (verify_eh_throw_table_statements): New function.
1462 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
1464 * tree-optimize.c (execute_free_cfg_annotations): Verify
1465 the EH throw statement table after removing annotations.
1466 * except.h (verify_eh_throw_table_statements): Prototype.
1467 * tree-flow.h (bsi_remove): Update prototype.
1468 * tree-vrp.c (remove_range_assertions): Add new argument to
1470 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
1471 * tree-complex.c (expand_complex_div_wide): Likewise.
1472 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
1473 * tree-tailcall.c (eliminate_tailcall): Likewise.
1474 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1475 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1476 * tree-nrv.c (tree_nrv): Likewise.
1477 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
1478 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
1479 (combine_blocks): Likewise.
1480 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
1481 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
1482 (cleanup_control_flow): Likewise.
1483 (remove_forwarder_block): Likewise.
1484 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1485 * tree-sra.c (sra_replace): Likewise.
1486 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
1487 (forward_propagate_single_use_vars): Likewise.
1488 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1489 * tree-inline.c (expand_call_inline): Likewise.
1490 * tree-vect-transform.c (vect_transform_loop): Likewise.
1491 * tree-outof-ssa.c (rewrite_trees): Likewise.
1492 * tree-cfg.c (make_goto_expr_edges): Likewise.
1493 (cleanup_dead_labels): Likewise.
1494 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
1495 (bsi_move_before, bsi_move_after): Likewise.
1496 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
1497 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
1499 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
1502 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
1504 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
1505 on non gimple variables. Also add checks at the top for decls and
1507 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
1509 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
1510 and IMAGPART_EXPR for creating MUST_DEFs.
1511 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
1512 and NAME_MEMORY_TAG separately from the DECLs.
1514 2006-01-06 Richard Guenther <rguenther@suse.de>
1516 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
1517 annotation, if necessary.
1518 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1519 redundant calls to update_stmt.
1520 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
1523 2006-01-05 Richard Henderson <rth@redhat.com>
1525 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
1527 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
1529 * c-typeck.c: Update copyright date.
1531 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
1533 * c-typeck.c (build_c_cast): Always warn when casting
1534 from a pointer to an integer of different size, even if
1535 the node was constant.
1537 2006-01-05 Richard Guenther <rguenther@suse.de>
1539 PR tree-optimization/22555
1540 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
1541 if one structure field is an array.
1542 * tree-ssa-operands.c (get_expr_operands): Continue scanning
1543 operands even if we found a subvar, but ignore VOPs in this
1545 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
1547 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
1549 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
1552 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
1554 2006-01-05 Richard Guenther <rguenther@suse.de>
1555 Diego Novillo <dnovillo@redhat.com>
1557 * tree-pass.h (TODO_remove_unused_locals): Define.
1558 * gimple-low.c (expand_var_p, remove_useless_vars,
1559 pass_remove_useless_vars): Remove. Update all users.
1560 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
1561 (remove_unused_locals): New function.
1562 * tree-flow.h (remove_unused_locals): Declare.
1563 * passes.c (execute_todo): Call remove_unused_locals if
1564 TODO_remove_unused_locals is set.
1565 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
1566 * tree-ssa-dce.c (pass_dce): Likewise.
1567 * tree-outof-ssa.c (pass_del_ssa): Likewise.
1569 2006-01-05 Richard Guenther <rguenther@suse.de>
1571 * tree-flow.h (struct fieldoff): Decompose field to
1572 type, size and decl.
1573 * tree-ssa-alias.c (create_sft): Take type as parameter.
1574 (create_overlap_variables_for): Store type, size and decl
1575 in the fieldoff structure.
1576 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
1578 (push_fields_onto_fieldstack): Likewise.
1579 (create_variable_info_for): Likewise. Use offset for the
1580 SFT name if the decl is not available.
1582 2006-01-04 Paul Brook <paul@codesourcery.com>
1584 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
1586 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
1588 * lambda-code.c (can_put_in_inner_loop): Relax
1590 (can_put_after_inner_loop): New function.
1591 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
1592 (perfect_nestify): Change to make copies and modify uses.
1594 2006-01-04 Richard Henderson <rth@redhat.com>
1596 Merge from gomp branch:
1597 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
1598 via integer constant.
1599 (pragma_lex): Remove.
1600 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
1601 rather than parsing it.
1602 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
1603 handle_pragma_extern_prefix): Add %< %> quotes.
1604 (registered_pragmas): New.
1605 (c_register_pragma_1): New.
1606 (c_register_pragma): Use it.
1607 (c_register_pragma_with_expansion): Likewise.
1608 (c_invoke_pragma_handler): New.
1609 (init_pragma): Use cpp_register_deferred_pragma directly for
1611 * c-pragma.h (enum pragma_kind): New.
1612 (pragma_handler): New.
1613 (c_invoke_pragma_handler): Declare.
1614 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
1616 * c-common.h (c_common_pch_pragma): Update decl.
1617 * Makefile.in (c-parser.o): Update dependencies.
1618 (GTFILES): Add c-pragma.h.
1619 * c-parser.c (struct c_token): Add pragma_kind.
1620 (struct c_parser): Add in_pragma.
1621 (c_lex_one_token): Always initialize keyword and pragma_kind.
1622 Extract data for CPP_PRAGMA.
1623 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
1624 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
1625 Don't allow CPP_PRAGMA_EOL if in_pragma.
1626 (c_parser_consume_pragma): New.
1627 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
1628 (c_parser_skip_to_end_of_parameter): Likewise.
1629 (c_parser_skip_to_end_of_block_or_statement): Likewise.
1630 (c_parser_skip_to_pragma_eol): New.
1631 (c_parser_external_declaration): Handle CPP_PRAGMA.
1632 (c_parser_compound_statement_nostart): Likewise.
1633 (c_parser_statement_after_labels): Likewise.
1634 (c_parser_pragma): New.
1635 (pragma_lex): Likewise.
1636 (c_parser_pragma_pch_preprocess): New.
1637 (c_parser_new): Merge into ...
1638 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
1640 2006-01-04 Jeff Law <law@redhat.com>
1643 * tree-cfg.c (bsi_replace): Remove the original statement
1644 from the EH throw statement table.
1646 2006-01-04 Jakub Jelinek <jakub@redhat.com>
1648 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
1649 make the prototype extern "C" and add throw ().
1652 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
1653 and pos non-negative and pos + len <= 32.
1654 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
1655 drop pos + len < HOST_BITS_PER_WIDE_INT test.
1656 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
1659 * c-common.c (handle_vector_size_attribute): Reject zero vector size
1660 as well as sizes not multiple of component size.
1663 * function.c (instantiate_expr): New function.
1664 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
1665 walk its DECL_VALUE_EXPR with instantiate_expr.
1667 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
1668 DW_OP_deref{,_size} if address isn't going to be added.
1670 2006-01-04 Ben Elliston <bje@au.ibm.com>
1672 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
1673 * config/fp-bit.c: Likewise.
1675 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
1677 * dominance.c: Add comment about why we use DFS numbering
1680 2006-01-03 Jakub Jelinek <jakub@redhat.com>
1681 Richard Henderson <rth@redhat.com>
1683 Merge from gomp-branch:
1684 * varasm.c (assemble_variable): Handle thread-local COMMON data.
1685 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
1687 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
1689 PR rtl-optimization/25578
1690 * combine.c (combine_simplify_rtx, force_to_mode): Don't
1691 pass a parameter to simplify_shift_const if changing ASHIFTRT
1694 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
1696 * builtins.c (get_builtin_sync_mem): New function.
1697 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1698 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
1699 Call get_builtin_sync_mem to generate mem rtx.
1701 2006-01-03 Richard Guenther <rguenther@suse.de>
1704 * stmt.c (add_case_node): Make sure to clear overflow flags
1707 2006-01-03 Jakub Jelinek <jakub@redhat.com>
1709 Merge from gomp-branch.
1710 * config/sparc/sync.md: New file.
1711 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
1712 UNSPECV_LDSTUB): New constants.
1713 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
1714 * config/sparc/predicates.md (memory_reg_operand): New predicate.
1715 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
1718 2006-01-03 Roger Sayle <roger@eyesopen.com>
1720 * combine.c (reg_subword_p): New predicate to test whether the
1721 destination of a set refers to a subword/piece of a register.
1722 (try_combine): Generalize the code to merge the setting of a
1723 pseudo to a constant followed by a set of a subword of that
1724 register to a constant.
1726 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
1728 * basic-block.h (control_flow_graph): Change the type of
1729 x_label_to_block_map to VEC(basic_block,gc) *.
1730 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
1731 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
1733 * tree-ssa-propagate.c (cfg_blocks): Change the type to
1734 VEC(basic_block,heap) *.
1735 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
1736 ssa_prop_fini): Adjust the uses of cfg_blocks.
1738 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
1740 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
1742 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
1743 hashing trees instead of a pointer hash.
1744 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
1745 compare for MEM_EXPR.
1747 PR rtl-optimization/25130
1748 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
1749 when comparing MEMs for GCSE
1751 2006-01-03 Ben Elliston <bje@au.ibm.com>
1753 * targhooks.h (default_decimal_float_supported_p): Declare.
1754 * targhooks.c (default_decimal_float_supported_p): Define.
1755 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
1756 `default_decimal_float_supported_p'.
1757 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
1759 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
1761 * combine.c (apply_distributive_law <SUBREG>): Check
1762 TRULY_NOOP_TRUNCATION.
1764 2006-01-02 Geoffrey Keating <geoffk@apple.com>
1766 * dwarf2out.c (have_switched_text_section): Delete.
1767 (have_multiple_function_sections): New.
1768 (have_location_lists): Make 'bool'.
1769 (add_AT_loc_list): Use 'true' not '1'.
1770 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
1771 (output_loc_list): Use have_multiple_function_sections.
1772 (output_ranges): Likewise.
1773 (dwarf2out_begin_function): Set have_multiple_function_sections if
1775 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
1776 Check function_section rather than DECL_SECTION_NAME.
1777 (dwarf2out_finish): Use have_multiple_function_sections.
1778 Don't clear have_location_lists.
1780 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
1781 Jan Hubicka <jh@suse.cz>
1783 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
1784 case of conditional jump jumping to the next instruction.
1785 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
1786 cases of conditional jump jumping to the next instruction.
1788 2006-01-02 Jan Hubicka <jh@suse.cz>
1790 * i386.c (*_cost): Add COSTS_N_INSNS.
1791 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
1793 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
1796 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
1798 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1800 * config/arm/arm.c (all_fpus): Fix comment typo.
1801 * config/darwin.c: Likewise.
1802 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
1803 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
1804 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
1806 2006-01-01 David Edelsohn <edelsohn@gnu.org>
1808 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
1809 (rs6000_split_compare_and_swapqhi): New.
1810 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
1811 (sync_compare_and_swapqhi_internal): New.
1812 * config/rs6000/rs6000-protos.h: Declare.