1 2005-04-09 Uros Bizjak <uros@kss-loka.si>
3 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
5 * optabs.h (enum optab_index): Add new OTI_lfloor.
6 (lfloor_optab): Define corresponding macro.
7 * optabs.c (init_optabs): Initialize lfloor_optab.
8 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
9 and lfloordi2 patterns.
10 * builtins.c (expand_builtin_int_roundingfn): New prototype.
11 (expand_builtin_int_roundingfn): New function.
12 (fold_builtin_int_roundingfn): New prototype.
13 (fold_builtin_int_roundingfn): New function, renamed from
15 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
16 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
17 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
18 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
19 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
20 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
21 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
22 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
23 into lfloor built-in function and (long long int)floor{,f,l} into
24 llfloor built-in function.
25 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
28 2005-04-08 Ian Lance Taylor <ian@airs.com>
30 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
31 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
32 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
33 (DO_COND, DO_BODY): Likewise.
34 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
35 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
36 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
37 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
38 (build_continue_stmt, build_break_stmt): Don't declare.
39 (c_do_switch_warnings): Update declaration.
40 * c-gimplify.c (enum bc_t): Remove.
41 (struct c_gimplify_ctx, ctxp): Remove.
42 (push_context, pop_context): Remove static functions.
43 (c_genericize): Don't call push_context or pop_context.
44 (begin_bc_block, finish_bc_block): Remove static functions.
45 (build_bc_goto): Likewise.
46 (gimplify_c_loop): Likewise.
47 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
48 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
49 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
50 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
51 * c-common.c (c_do_switch_warnings): Rename from
52 c_do_switch_warnings_1.
53 (c_do_switch_warnings) [old version]: Remove.
54 (c_do_switch_expr_warnings): Remove.
55 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
56 function instead of c_do_switch_expr_warnings.
57 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
58 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
59 * c-pretty-print.c (pp_c_statement): Likewise.
60 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
62 2005-04-08 Diego Novillo <dnovillo@redhat.com>
64 Merge from tree-cleanup-branch: VRP, store CCP, store
65 copy-prop, incremental SSA updating of FUD chains and
66 newly exposed symbols.
68 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
69 (OBJS-common): Add tree-vrp.o.
70 (tree-vrp.o): New rule.
71 * basic-block.h (nearest_common_dominator_for_set): Declare.
72 * common.opt (ftree-store-ccp): New flag.
73 (ftree-copy-prop): New flag.
74 (ftree-vrp): New flag.
75 (ftree-store-copy-prop): New flag.
76 * dominance.c (nearest_common_dominator_for_set): New.
77 * domwalk.c (walk_dominator_tree): Only traverse
78 statements in blocks marked in walk_data->interesting_blocks.
79 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
80 * fold-const.c (fold): Handle ASSERT_EXPR.
81 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
82 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
84 * timevar.def (TV_TREE_VRP): Define.
85 (TV_TREE_COPY_PROP): Define.
86 (TV_TREE_STORE_COPY_PROP): Define.
87 (TV_TREE_SSA_INCREMENTAL): Define.
88 (TV_TREE_STORE_CCP): Define.
89 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
90 to kill_redundant_phi_nodes from comment.
91 (verify_expr): Handle ASSERT_EXPR.
92 * tree-dfa.c (mark_new_vars_to_rename): Remove second
93 argument. Update all users.
94 (mark_call_clobbered_vars_to_rename): Remove. Update all
96 * tree-flow-inline.h (unmodifiable_var_p): New.
97 * tree-flow.h (enum value_range_type): Declare.
98 (struct value_range_def): Declare.
99 (value_range): Declare.
100 (remove_all_phi_nodes_for): Remove. Update all users.
101 (find_phi_node_for): Declare.
102 (add_type_alias): Declare.
103 (count_uses_and_derefs): Declare.
104 (kill_redundant_phi_nodes): Remove.
105 (rewrite_into_ssa): Remove.
106 (rewrite_def_def_chains): Remove.
107 (update_ssa, register_new_name_mapping, create_new_def_for,
108 need_ssa_update_p, name_registered_for_update_p,
109 release_ssa_name_after_update_ssa, dump_repl_tbl,
110 debug_repl_tbl, dump_names_replaced_by,
111 debug_names_replaced_by, mark_sym_for_renaming,
112 mark_set_for_renaming, get_current_def, set_current_def,
113 get_value_range, dump_value_range, debug_value_range,
114 dump_all_value_ranges, debug_all_value_ranges,
115 expr_computes_nonzero, loop_depth_of_name,
116 unmodifiable_var_p): Declare.
117 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
119 * tree-into-ssa.c (block_defs_stack): Update comment.
120 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
121 syms_to_rename, names_to_release, repl_tbl,
122 need_to_initialize_update_ssa_p, need_to_update_vops_p,
123 need_to_replace_names_p): New locals.
124 (NAME_SETS_GROWTH_FACTOR): Define.
125 (struct repl_map_d): Declare.
126 (struct mark_def_sites_global_data): Add field
128 (enum rewrite_mode): Declare.
129 (REGISTER_DEFS_IN_THIS_STMT): Define.
130 (compute_global_livein): Use last_basic_block instead of
132 (set_def_block): Remove last argument. Update all callers.
133 (prepare_use_operand_for_rename): Remove. Update all callers.
134 (prepare_def_operand_for_rename): Remove. Update all callers.
135 (symbol_marked_for_renaming): New.
138 (repl_map_hash): New.
140 (repl_map_free): New.
141 (names_replaced_by): New.
142 (add_to_repl_tbl): New.
143 (add_new_name_mapping): New.
144 (mark_def_sites): Assume that all the operands in the
145 statement are in normal form.
146 (find_idf): Assert that the block in the stack is valid.
147 (get_default_def_for): New.
148 (insert_phi_nodes_for): Add new argument 'update_p'.
150 If update_p is true, add a new mapping between the LHS of
151 each new PHI and the name that it replaces.
152 (insert_phi_nodes_1): Only call find_idf if needed.
153 (get_reaching_def): Call get_default_def_for.
154 (rewrite_operand): Remove.
155 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
156 and REWRITE_THIS_STMT are false.
157 Assume that all the operands in the statement are in
159 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
160 (rewrite_virtual_phi_arguments): Remove.
161 (invalidate_name_tags): Remove.
162 (register_new_update_single, register_new_update_set,
163 rewrite_update_init_block, replace_use,
164 rewrite_update_fini_block, rewrite_update_stmt,
165 rewrite_update_phi_arguments): New.
166 rewrite_blocks): Remove argument 'fix_virtual_phis'.
167 Add arguments 'entry', 'what' and 'blocks'.
168 Initialize the dominator walker according to 'what' and
170 Start the dominator walk at 'entry'.
171 (mark_def_site_blocks): Add argument 'interesting_blocks'.
172 Use it to configure the dominator walker.
173 (rewrite_into_ssa): Remove argument 'all'.
175 (rewrite_all_into_ssa): Remove.
176 (rewrite_def_def_chains): Remove.
177 (mark_def_interesting, mark_use_interesting,
178 prepare_phi_args_for_update, prepare_block_for_update,
179 prepare_def_site_for, prepare_def_sites,
180 dump_names_replaced_by, debug_names_replaced_by,
181 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
182 delete_update_ssa, create_new_def_for,
183 register_new_name_mapping, mark_sym_for_renaming,
184 mark_set_for_renaming, need_ssa_update_p,
185 name_registered_for_update_p, ssa_names_to_replace,
186 release_ssa_name_after_update_ssa,
187 insert_updated_phi_nodes_for, update_ssa): New.
188 * tree-loop-linear.c (linear_transform_loops): Call
189 update_ssa instead of rewrite_into_ssa.
190 * tree-optimize.c (vars_to_rename): Remove.
192 (init_tree_optimization_passes): Replace
193 pass_redundant_phi with pass_copy_prop.
195 Replace pass_ccp with pass_store_ccp.
196 Add pass_store_copy_prop after pass_store_ccp.
197 (execute_todo): If the TODO_ flags don't include updating
198 the SSA form, assert that it does not need to be updated.
199 Call update_ssa instead of rewrite_into_ssa and
200 rewrite_def_def_chains.
201 If TODO_verify_loops is set, call verify_loop_closed_ssa.
202 (tree_rest_of_compilation):
203 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
204 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
205 TODO_cleanup_cfg): Renumber.
206 (TODO_verify_loops, TODO_update_ssa,
207 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
208 TODO_update_ssa_only_virtuals): Define.
209 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
211 * tree-phinodes.c (make_phi_node): Update documentation.
212 (remove_all_phi_nodes_for): Remove.
213 (find_phi_node_for): New.
214 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
215 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
216 (interpret_rhs_modify_expr): Likewise.
217 * tree-sra.c (decide_instantiations): Mark all symbols in
218 SRA_CANDIDATES for renaming.
219 (mark_all_v_defs_1): Rename from mark_all_v_defs.
220 (mark_all_v_defs): New function. Update all users to call it
221 with the whole list of scalarized statements, not just the
223 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
224 (compute_flow_insensitive_aliasing): If the tag is
225 unmodifiable and the variable isn't or vice-versa, don't
226 make them alias of each other.
227 (setup_pointers_and_addressables): If the type tag for
228 VAR is about to change, mark the old one for renaming.
229 (add_type_alias): New.
230 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
231 (ccp_lattice_t): Rename from latticevalue.
232 (value): Remove. Update all users.
233 (const_val): New local variable.
234 (do_store_ccp): New local variable.
235 (dump_lattice_value): Handle UNINITIALIZED.
236 (debug_lattice_value): New.
237 (get_default_value): Re-write.
238 (set_lattice_value): Re-write.
239 (def_to_varying): Remove. Update all users.
240 (likely_value): Return VARYING for statements that make
241 stores when STORE_CCP is false.
242 Return VARYING for any statement other than MODIFY_EXPR,
243 COND_EXPR and SWITCH_EXPR.
244 (ccp_initialize): Re-write.
245 (replace_uses_in, replace_vuse_in, substitute_and_fold):
246 Move to tree-ssa-propagate.c.
247 (ccp_lattice_meet): Handle memory stores when
248 DO_STORE_CCP is true.
249 (ccp_visit_phi_node): Likewise.
250 (ccp_fold): Likewise.
251 (evaluate_stmt): Likewise.
252 (visit_assignment): Likewise.
253 (ccp_visit_stmt): Likewise.
254 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
258 (do_ssa_store_ccp): New.
259 (gate_store_ccp): New.
260 (pass_store_ccp): Declare.
261 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
262 (may_propagate_copy): Reformat.
263 Don't abort if ORIG is a virtual and DEST isn't.
264 If NEW does not have alias information but DEST does,
266 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
267 copy_prop_kind, which_copy_prop): Declare.
268 (stmt_may_generate_copy, get_copy_of_val,
269 get_last_copy_of, set_copy_of_val, dump_copy_of,
270 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
271 copy_prop_visit_stmt, copy_prop_visit_phi_node,
272 init_copy_prop, fini_copy_prop, execute_copy_prop,
273 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
274 store_copy_prop): New.
275 (pass_copy_prop, pass_store_copy_prop): Declare.
276 * tree-ssa-dom.c (struct opt_stats_d): Add fields
277 'num_const_prop' and 'num_copy_prop'.
278 (cprop_operand): Update them.
279 (dump_dominator_optimization_stats): Dump them.
280 (tree_ssa_dominator_optimize): Call update_ssa instead of
282 (loop_depth_of_name): Declare extern.
283 (simplify_cond_and_lookup_avail_expr): Guard against NULL
284 values for LOW or HIGH.
285 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
286 (record_equivalences_from_stmt): Call expr_computes_nonzero.
287 (cprop_operand): Only propagate if VAL != OP.
288 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
289 statement for renaming.
290 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
291 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
292 add_type_alias if necessary.
293 Call mark_new_vars_to_rename.
294 (tree_ssa_iv_optimize): If new symbols need to be renamed,
295 mark every statement updated, call update_ssa and
296 rewrite_into_loop_closed_ssa.
297 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
298 from LIVEIN if VAR is a virtual.
299 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
300 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
301 (get_call_expr_operands): Reformat statement.
302 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
304 * tree-ssa-propagate.c (ssa_prop_init): Initialize
305 SSA_NAME_VALUE for every name.
306 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
307 get_value_loaded_by): New.
308 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
309 substitute_and_fold): Move from tree-ssa-ccp.c.
310 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
311 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
312 get_value_loaded_by, replace_uses_in, substitute_and_fold):
314 * tree-ssa.c (verify_use): Fix error message.
315 (propagate_into_addr, replace_immediate_uses, get_eq_name,
316 check_phi_redundancy, kill_redundant_phi_nodes,
317 pass_redundant_phi): Remove. Update all users.
318 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
319 add_type_alias, if necessary.
320 * tree-vectorizer.h (struct _stmt_vect_info): Update
321 documentation for field 'memtag'.
322 * tree-vrp.c: New file.
323 * tree.def (ASSERT_EXPR): Define.
324 * tree.h (ASSERT_EXPR_VAR): Define.
325 (ASSERT_EXPR_COND): Define.
326 (SSA_NAME_VALUE_RANGE): Define.
327 (struct tree_ssa_name): Add field 'value_range'.
328 (PHI_REWRITTEN): Remove.
329 (struct tree_phi_node): Remove field 'rewritten'.
330 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
331 -ftree-store-copy-prop): Document.
332 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
333 Document usage of update_ssa.
335 2005-04-08 David Edelsohn <edelsohn@gnu.org>
338 * config/rs6000/predicates.md (altivec_register_operand): Accept
340 (and64_operand): Do not limit CONST_INT to mask64_operand.
341 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
342 (and_operand): Do not limit CONST_INT to mask_operand.
344 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
346 PR rtl-optimization/20466
347 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
348 for overlap of the address of each list member.
349 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
351 2005-04-08 Mike Stump <mrs@apple.com>
353 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
355 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
358 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
360 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
362 * function.c (push_function_context_to): Don't set
364 * function.h (function): Remove contains_functions.
365 (current_function_contains_functions): Remove.
367 * function.h (function): Remove instrument_entry_exit.
368 (current_function_instrument_entry_exit): Remove.
370 * function.h (nonlocal_labels): Remove.
372 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
374 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
375 (check_attr_value, write_attr_get, write_expr_attr_cache,
376 find_attr, make_internal_attr): Don't reference negative_ok or
378 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
379 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
380 (ATTR_STATIC): Adjust the value.
382 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
384 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
386 * config/s390/tpf.h (ASM_SPEC): Define.
388 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
390 * tree-flow.h: Remove the prototype for
391 redirect_immediate_uses.
392 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
394 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
396 * arm.c (arm_const_double_by_parts): New function.
397 * arm-protos.h (arm_const_double_by_parts): Add prototype.
398 * arm.md (define_split for 64-bit constants): Add another one.
400 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
402 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
404 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
406 * system.h: Revert last change.
408 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
410 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
411 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
412 (TARGET_SWITCHES): Delete.
413 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
414 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
415 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
416 * config/xtensa/xtensa.opt: New file.
418 2005-04-08 Ben Elliston <bje@au.ibm.com>
420 * config/fp-bit.c: Include L_mul_tf in #endif comment.
421 * config/fp-bit.h: Tidy comments.
423 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
425 * system.h: Poison PARAMS.
427 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
429 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
430 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
431 (TARGET_SWITCHES): Delete.
432 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
433 * config/vax/vax.opt: New file.
435 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
437 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
439 2005-04-07 Ian Lance Taylor <ian@airs.com>
441 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
443 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
444 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
447 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
449 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
450 all immediate uses in PHI nodes.
452 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
454 * arm.c (arm_const_double_inline_cost): Handle any constant by
455 using gen_lowpart and gen_highpart_mode.
456 (note_invalid_constants): All constants in an RTX with a constraint
457 that permits memory are now pushed to the constant pool.
458 (output_move_double): Delete code to handle reg to reg and
459 constant to reg moves.
460 (const_double_needs_minipool, output_mov_immediate): Delete.
461 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
462 CONST_INT and CONST_VECTOR.
463 * arm.md (ANY64): New mode macro.
464 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
465 (movdf_soft_insn): Split reg-reg and const-reg moves.
466 (split patterns for 64-bit constant and register moves): New.
467 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
468 (cirrus_movdf_hard_insn): Likewise.
469 * fpa.md (movdf_fpa): Likewise.
470 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
471 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
473 (movv2si_internal_2): Likewise.
474 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
475 (movdf_vfp): Likewise.
476 * arm-protos.h (output_mov_immediate): Delete prototype.
478 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
481 * simplify-rtx.c (simplify_unary_operation_1): Check
482 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
484 2005-04-06 James E Wilson <wilson@specifixinc.com>
487 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
490 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
492 * coverage.h (GCOV_TYPE_NODE): Delete.
493 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
494 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
495 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
496 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
497 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
499 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
502 * Makefile.in (gcc.pot): Remove options.c dependency.
503 * optc-gen.awk: Don't quote help strings with N_().
505 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
507 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
508 the function returns a pointer type.
510 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
512 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
513 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
514 * doc/invoke.texi: Documnet salias-max-implicit-fields.
515 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
516 explicit_uses members.
517 (get_or_create_used_part_for): Initialize new fields.
518 (fieldoff_compare): New function.
519 (create_overlap_variables_for): Count number of fields, use
520 heuristic to determine whether to create subvars for vars with
522 Sort the field list by offset and avoid creating duplicate SFT's.
524 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
526 * c.opt (-F): Remove trailing whitespace from help string.
527 (-finput-charset): Use a tab to separate the switch name and help
529 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
530 (-ftree-vectorizer-verbose): Likewise.
532 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
534 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
535 a PHI argument where a use occurs instead of all PHI arguments.
537 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
539 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
542 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
544 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
545 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
546 config/bfin/bfin.h: Fix comment typos.
548 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
550 * doc/install.texi: Update the URL for Jacks.
551 * doc/sourcebuild.texi: Likewise.
553 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
556 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
557 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
559 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
561 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
563 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
565 * config/v850/v850-protos.h (override_options): Delete.
566 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
567 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
568 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
569 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
570 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
571 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
572 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
573 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
574 (OVERRIDE_OPTIONS): Delete.
575 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
576 (small_memory_info): Remove the value field.
577 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
579 * config/v850/v850.c (small_memory): Remove the value field.
580 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
581 (override_options): Delete.
582 (v850_handle_memory_option, v850_handle_option): New functions.
583 * config/v850/v850.opt: New file.
585 2005-04-06 Geoffrey Keating <geoffk@apple.com>
587 * config.host: Add a section for generic hosts, and a subsection
588 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
589 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
590 * config/host-darwin.h: New.
591 * config/x-darwin: New.
592 * config/i386/host-i386-darwin.c: New.
593 * config/i386/x-darwin: New.
594 * config/rs6000/host-darwin.c: Include host-darwin.h.
595 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
596 (darwin_rs6000_gt_pch_use_address): Likewise.
597 * config/rs6000/x-darwin: Change name of .o built, update
598 dependencies for changes to rs6000/host-darwin.c.
600 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
603 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
605 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
607 * tree-vect-analyze.c (vect_analyze_loop_form): Call
608 split_loop_exit_edge instead of loop_split_edge_with.
610 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
612 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
613 UNSPEC_SET_VSCR): New constants, used throughout.
615 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
617 (altivec_vspltis<VI_char>): ... this pattern, using
618 a QImode const_int_operand for the immediate.
619 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
622 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
625 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
627 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
629 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
631 2005-04-06 Ben Elliston <bje@au.ibm.com>
633 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
634 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
635 macros as living in "this file" and not gcc.h.
637 2005-04-06 Ben Elliston <bje@au.ibm.com>
639 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
640 -ftree-live_range_split. Perhaps renamed at some point?
642 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
645 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
646 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
648 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
650 * tree-flow.h (number_of_iterations_cond): Declaration removed.
651 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
652 (number_of_iterations_special): New function.
653 (number_of_iterations_exit): Use number_of_iterations_special.
654 Use simplify_using_outer_evolutions only at -O3.
655 (number_of_iterations_cond, tree_simplify_using_condition,
656 simplify_using_initial_conditions, loop_niter_by_eval,
657 compare_trees, can_count_iv_in_wider_type_bound,
658 simplify_using_outer_evolutions): Use fold_build.
660 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
662 * doc/install.texi (Configuration): Document --with-java-home.
664 2005-04-05 Richard Henderson <rth@redhat.com>
668 * config/i386/i386.c (print_operand): Handle vector zeros.
669 (ix86_split_to_parts): Handle CONST_VECTOR.
670 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
671 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
672 what modes to tie for MMX and SSE registers.
673 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
674 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
675 to vector modes as well.
676 * config/i386/predicates.md (const0_operand): Handle VOIDmode
677 properly as an input mode.
679 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
681 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
683 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
685 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
687 2005-04-05 Jakub Jelinek <jakub@redhat.com>
689 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
690 and local functions, set sse_nregs to 8 and float_in_sse.
691 (function_arg_advance, function_arg): If float_in_sse, pass
692 SFmode and DFmode arguments in SSE registers.
693 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
695 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
698 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
700 * config/i386/i386-protos.h (ix86_function_value): Accept two
701 arguments, like the target macro.
702 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
703 * config/i386/i386.c (ix86_function_value): Accept the second
704 argument of the target macro.
705 (ix86_function_ok_for_sibcall): Pass a function pointer to
707 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
708 call to ix86_value_regno).
709 (ix86_value_regno): Add support for returning floating point values
712 2005-04-05 Jakub Jelinek <jakub@redhat.com>
714 PR tree-optimization/20076
715 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
716 that call __builtin_return or __builtin_apply_args.
718 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
720 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
721 Use immediate use iterator.
722 (stmt_is_bumper_for_loop): Use immediate use iterator.
723 * predict.c (strip_builtin_expect): Use update_stmt.
724 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
725 on all elements of a STATEMENT_LIST.
726 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
727 (bsi_remove): Remove imm_use links and mark the stmt as modified.
728 (bsi_replace): Mark stmt as modified and the update it.
729 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
730 (expand_complex_libcal): Call update_stmt.
731 (expand_complex_comparison): Call mark_stmt_modified.
732 (expand_complex_operations_1): Call update_stmt_if_modified.
733 (expand_vector_operations_1): Call mark_stmt_modified.
734 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
735 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
736 add_immediate_use, redirect_immediate_use,
737 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
738 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
739 (mark_new_vars_to_rename): Call update_stmt.
740 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
741 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
743 (unmodify_stmt): Delete.
744 (update_stmt): New. Force an update of a stmt.
745 (update_stmt_if_modified): update a stmt if it is out of date.
746 (get_stmt_operands): Verify stmt is NOT modified.
747 (stmt_modified_p): Update comment.
748 (delink_imm_use): Remove a use node from its immuse list.
749 (link_imm_use_to_list): Link a use node to a specific list.
750 (link_imm_use): Link a node to the correct list.
751 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
752 it in the correct list, if appropriate.
753 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
754 (relink_imm_use): Link a use node in place of another node in a list.
755 (relink_imm_use_stmt): LInk a node in place of another node, and set
757 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
758 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
759 (first_safe_imm_use): New. Initialize a safe immuse iterator.
760 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
761 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
762 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
763 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
764 (has_zero_uses): New. Return true if there are no uses of a var.
765 (has_single_use): New. Return true if there is only a single use of a
767 (single_imm_use): New. Return the simgle immediate use.
768 (num_imm_uses): New. Return the number of immediate uses.
769 (get_v_must_def_ops): Use is now a pointer.
770 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
771 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
773 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
774 (delink_stmt_imm_use): Delink all immuses from a stmt.
775 (phi_arg_index_from_use): New. Return a phi arg index for a use.
776 * tree-flow.h (struct dataflow_d): Delete.
777 (immediate_use_iterator_d): New. Immediate use iterator struct.
778 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
779 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
780 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
782 (struct stmt_ann_d): Remove dataflow_t from struct.
783 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
784 (if_convertible_phi_p): Use FAST immuse iterator.
785 (if_convertible_loop_p): Don't call compute_immediate_uses.
786 (replace_phi_with_cond_modify_expr): Call update_stmt.
787 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
788 update_stmt_if_modified.
789 (rewrite_all_into_ssa): Initialize ssa operands.
790 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
791 compute_immediate_uses.
792 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
793 ssa_property is available.
794 (execute_one_pass): Change parameters passed to execute_todo.
795 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
796 (remove_ssa_form): Call fini_ssa_operands.
797 (insert_backedge_copies): Delete call to modify_stmt.
798 * tree-phinodes.c (make_phi_node): Initialize use nodes.
799 (release_phi_node): Delink any use nodes before releasing.
800 (resize_phi_node): Relink any use nodes.
801 (remove_phi_arg_num): Delink the use node.
802 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
803 (remove_all_phi_nodes_for): Release phi node first.
804 * tree-pretty-print.c (dump_generic_node): Print stmt address.
805 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
806 (scalarize_use, scalarize_copy): Call update_stmt.
807 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
808 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
809 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
810 (ccp_initialize): Remove call to compute_immediate_uses.
811 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
812 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
814 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
815 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
816 (eliminate_redundant_computations): Call mark_stmt_modified.
817 (cprop_operand): Call mark_stmt_modified.
818 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
819 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
820 (dse_optimize_stmt): Use new immuse interface.
821 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
822 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
823 (substitute_single_use_vars): Use new immuse interface.
824 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
825 and compute_immediate_uses.
826 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
828 (rewrite_mem_refs): Call update_stmt.
829 (determine_lsm): Remove call to compute_imm_uses and free_df.
830 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
831 (try_unroll_loop_completely): Call update_stmt.
832 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
833 (rewrite_use_compare): Call update_stmt.
834 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
835 (rewrite_use) : Call update_stmt.
836 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
837 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
839 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
840 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
841 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
843 (initialize_vuse_operand): New. Initialize a vuse operand.
844 (initialize_v_may_def_operand): New. Initialize a maydef operand.
845 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
846 (finalize_ssa_defs): Use stmt parameter.
847 (correct_use_link): Ensure a use node is in the correct list, and has
848 the correct stmt pointer.
849 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
850 finalize_ssa_v_must_defs): Also initialize use nodes.
851 (finalize_ssa_stmt_operands): Pass extra stmt operands.
852 (build_ssa_operands): Seperate parsing from final operand construction.
853 (parse_ssa_operands): New. Parse entry point for operand building.
854 (swap_tree_operands): New. Swap 2 tree operands.
855 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
857 (get_expr_operands): Call swap_tree_operands when needed.
858 (copy_virtual_operands): Use initialize routines for virtual use ops.
859 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
860 (verify_abort): New. Issue imm_use error.
861 (verify_imm_links): New Verify imm_use links for a var.
862 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
863 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
864 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
865 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
866 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
867 (NULL_USE_OPERAND_P) Define.
868 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
870 (struct vuse_operand_type): New struct.
871 (SET_USE): Call set_ssa_use_from_ptr.
873 (PHI_ARG_INDEX_FROM_USE): Define.
874 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
875 argument via SET_USE, not PHI_ARG_DEF_TREE.
876 * tree-ssa-pre.c (eliminate): Call update_stmt.
877 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
879 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
880 (nearest_common_dominator_of_uses): Use imm_use iterator.
881 (statement_sink_location): Use imm_use iterator and interface.
882 (execute_sink_code): Don't call compute_immediate_uses or free-df.
883 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
884 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
885 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
886 (verify_ssa): Ensure no stmt is marked modify after optimization pass
887 if new parameter is true.
888 (init_tree_ssa): Don't initialize operand cache here.
889 (delete_tree_ssa): Don't destroy operand cache here.
890 (propagate_into_addr): Pass in a use pointer, return true if anything
892 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
893 (check_phi_redundancy): Use imm_use iterator.
894 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
896 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
897 (release_ssa_name): Delink node and all elements in its imm_use list.
898 * tree-tailcall.c (adjust_return_value): Call update_stmt.
899 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
900 * tree-vectorizer.c (need_imm_uses_for): Delete.
901 (vectorize_loops): Dont call compute_immediate_uses or free_df.
902 * tree.h (struct ssa_imm_use_d): Define.
903 (SSA_NAME_IMM_USE_NODE): Define.
904 (struct tree_ssa_name): Add imm_use node.
906 (PHI_ARG_IMM_USE_NODE): Define.
907 (struct phi_arg_d): Add imm_use node.
908 (struct tree_phi_node): Remove struct dataflow_d element.
909 (TDF_STMTADDR): Define.
911 2005-04-05 Dale Johannesen <dalej@apple.com>
913 * doc/invoke.texi (Optimization Options): Remove
914 duplicate -fcse-follow-jumps. Add -fweb.
915 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
916 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
918 2005-04-05 Per Bothner <per@bothner.com>
920 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
921 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
922 (warn_uninit): Get EXPR_LOCUS from context now instead.
923 This fixes a USE_MAPPED_LOCATION testsuite failure.
925 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
927 2005-04-05 Per Bothner <per@bothner.com>
929 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
930 of the artification 'return 0' in main() to BUILTINS_LOCATION.
931 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
934 2004-04-05 Devang Patel <dpatel@apple.com>
936 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
937 (lhsr<mode>3): ... new name.
938 (altivec_vsra<VI_char>): Rename to ..
939 (ashr<mode>3): ... new name.
940 * config/rs6000/rs6000.c (builtin_description): Rename shift
943 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
945 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
946 gen_lowpart_for_combine.
947 * cse.c (gen_lowpart_if_possible): Move...
948 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
950 (gen_lowpart_no_emit_general): Use it.
952 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
954 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
957 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
959 * system.h: Fix typo.
961 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
963 * config/bfin/bfin-modes.def: New file.
964 * config/bfin/bfin-protos.h: New file.
965 * config/bfin/bfin.c: New file.
966 * config/bfin/bfin.h: New file.
967 * config/bfin/bfin.md: New file.
968 * config/bfin/bfin.opt: New file.
969 * config/bfin/crti.s: New file.
970 * config/bfin/crtn.s: New file.
971 * config/bfin/elf.h: New file.
972 * config/bfin/lib1funcs.asm: New file.
973 * config/bfin/predicates.md: New file.
974 * config/bfin/t-bfin: New file.
975 * config/bfin/t-bfin-elf: New file.
976 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
977 Document new attributes.
978 (interrupt, interrupt_handler, saveall): Update documentation for
980 * doc/install.texi (Specific): Add entry for the Blackfin.
981 * doc/invoke.texi (Blackfin Options): New section.
982 * doc/md.texi (Blackfin family): New section to document constraints.
983 * config.gcc: Add bfin*-* and bfin*-elf configurations.
985 2005-04-05 Olivier Hainque <hainque@adacore.com>
987 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
988 match what the system unwinder expects.
989 * config/mips/mips.c (mips_frame_set): If we're saving the return
990 address register and the dwarf return address column number differs
991 from the hard register number, adjust the note reg to refer to the
994 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
996 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
997 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
998 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
999 (processor_type): New enum.
1000 (mn10300_processor): New variable.
1001 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1002 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1003 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1004 (PROCESSOR_DEFAULT): New macro.
1005 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1006 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1007 (mn10300_handle_option, mn10300_override_options): New functions.
1008 * config/mn10300/mn10300.opt: New file.
1010 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1011 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1013 PR tree-optimization/19903
1014 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1015 that don't fit in their type after conversion.
1017 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1020 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1021 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1022 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1023 flag here. Implement using define_insn_and_split.
1024 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1025 (frndintxf2_mask_pm_i387): New insn patterns.
1026 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1027 Do not set ix86_optimize_mode_switching flag.
1028 (ceilsf2, ceildf2, ceilxf2): Same.
1029 (btruncsf2, btruncdf2, btruncxf2): Same.
1030 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1032 2005-04-05 Ian Lance Taylor <ian@airs.com>
1035 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1036 i386_pe_record_external_function.
1037 (i386_pe_record_external_function): Update declaration.
1038 * config/i386/winnt.c (struct extern_list): Add decl field.
1039 (i386_pe_record_external_function): Add decl parameter.
1040 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1042 * config/i386/i386-protos.h (i386_pe_record_external_function):
1045 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1047 * config/m68k/m68k-protos.h: Add a prototype for
1048 valid_dbcc_comparison_p_2.
1049 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1050 extend_operator, const_uint32_operand, const_sint32_operand,
1051 general_src_operand, nonimmediate_src_operand,
1052 memory_src_operand, post_inc_operand, pre_dec_operand,
1053 pcrel_address): Move to predicates to predicates.md.
1054 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1055 * config/m68k/m68k.md: Include predicates.md.
1056 * config/m68k/predicates.md: New.
1058 2005-04-04 Roger Sayle <roger@eyesopen.com>
1060 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1062 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1064 2005-04-04 Ian Lance Taylor <ian@airs.com>
1066 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1068 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1069 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1070 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1071 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1072 * c-common.c (c_do_switch_warnings_1): New static function broken
1073 out of c_do_switch_warnings.
1074 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1075 (c_do_switch_expr_warnings): New function.
1076 * c-common.h (c_do_switch_expr_warnings): Declare.
1078 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1079 Daniel Jacobowitz <dan@codesourcery.com>
1081 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1083 * rtlanal.c (may_trap_p): Same.
1085 2005-04-04 Dale Johannesen <dalej@apple.com>
1087 * ChangeLog: remove reference to ChangeLog.12.
1089 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1091 CRIS epilogue as RTL.
1092 * config/cris/cris.md: Change all 0 in unspec 0 to
1094 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1095 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1097 ("return"): Change to define_expand. Call cris_expand_return for
1099 ("*return_expanded"): New pattern.
1100 ("epilogue"): New define_expand.
1101 * config/cris/cris.h (PREDICATE_CODES): Add
1102 cris_load_multiple_op.
1103 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1105 (enum cris_retinsn_type): New.
1106 (struct machine_function): New member return_type.
1107 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1108 (cris_target_asm_function_epilogue): Remove, moving RTLified
1110 (cris_expand_epilogue): New function.
1111 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1112 (cris_gen_movem_load, cris_load_multiple_op)
1113 (cris_return_address_on_stack_for_return, cris_expand_return): New
1115 (cris_target_asm_function_prologue)
1116 (cris_initial_frame_pointer_offset): Call
1117 cris_reg_saved_in_regsave_area instead of complicated expression.
1118 Call cris_return_address_on_stack instead of an expression.
1119 (cris_print_operand) <case 'o', case 'O'>: New cases.
1120 (cris_return_address_on_stack): Change return-type to bool.
1121 (cris_simple_epilogue): Ditto. Return false if registers are
1123 * config/cris/cris-protos.h (cris_simple_epilogue)
1124 (cris_return_address_on_stack): Adjust prototype return type.
1125 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1126 (cris_return_address_on_stack_for_return): New prototypes.
1128 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1130 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1131 gpr_or_int12_operand.
1133 * config/frv/frv-protos.h: Add a prototype to
1134 frv_legitimate_memory_operand and frv_const_unspec_p.
1135 (frv_unspec): Move from frv.c.
1136 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1137 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1138 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1139 gpr_or_fpr_operand, gpr_or_int12_operand,
1140 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1141 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1142 int6_operand, int5_operand, uint5_operand, uint4_operand,
1143 uint1_operand, int_2word_operand, uint16_operand,
1144 upper_int16_operand, integer_register_operand,
1145 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1146 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1147 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1148 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1149 move_destination_operand, movcc_fp_destination_operand,
1150 frv_function_symbol_referenced_p, move_source_operand,
1151 condexec_dest_operand, condexec_source_operand,
1152 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1153 const_unspec_operand, gpr_or_memory_operand,
1154 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1155 icc_operand, fcc_operand, cc_operand, icr_operand,
1156 fcr_operand, cr_operand, call_operand, sibcall_operand,
1157 symbolic_operand, relational_operator,
1158 integer_relational_operator, float_relational_operator,
1159 ccr_eqne_operator, minmax_operator,
1160 condexec_si_binary_operator, condexec_si_media_operator,
1161 condexec_si_divide_operator, condexec_si_unary_operator,
1162 condexec_sf_conv_operator, condexec_sf_add_operator,
1163 condexec_memory_operand, intop_compare_operator, acc_operand,
1164 even_acc_operand, quad_acc_operand, accg_operand: Move to
1166 * config/frv/frv.h (PREDICATE_CODES): Remove.
1167 * config/frv/frv.md: Include predicates.md.
1168 * config/frv/predicates.md: New.
1170 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1173 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1174 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1175 (add_standard_iv_candidates_for_size): New function, extracting code
1176 from add_standard_iv_candidates and parameterizing it by type size.
1177 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1179 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1181 * system.h (GCOV_SIZE_TYPE): Unposion.
1182 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1183 (GCOV_TYPE_SIZE): ...this new macro.
1184 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1185 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1186 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1187 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1188 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1189 instead of unsigned_intSI_type_node.
1190 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1191 (rtl_gen_one_value_profiler_no_edge_manipulation)
1192 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1193 * value-prof.c: Include coverage.h.
1195 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1196 Diego Novillo <dnovillo@redhat.com>
1198 Fix PR tree-optimization/20703
1199 Fix PR tree-optimization/20725
1201 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1202 (create_expression_by_pieces): Ditto.
1203 (valid_in_set): Ditto. Also handle tcc_declaration.
1204 (find_or_generate_expression): Handle comparison class.
1205 (insert_into_preds_of_block): Ditto.
1206 (insert_aux): Ditto.
1207 (create_value_expr_from): Handle comparison class, recursively
1208 handle reference nodes.
1209 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1210 (execute_pre): Fix spacing.
1211 (do_fre): Renamed to execute_fre.
1213 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1215 * doc/invoke.texi (SPARC options): Document that
1216 -mlittle-endian is not supported on Linux either.
1218 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1222 * config.gcc (Obsolete configurations): Remove
1223 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1224 (sparclite-*-coff*): Delete.
1225 (sparclite-*-elf*): Likewise.
1226 (sparc86x-*-elf*): Likewise.
1227 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1228 * config/sparc/lite.h: Delete.
1229 * config/sparc/litecoff.h: Likewise.
1230 * config/sparc/liteelf.h: Likewise.
1231 * config/sparc/sp86x-elf.h: Likewise.
1232 * config/sparc/t-sparclite: Likewise.
1233 * config/sparc/t-sp86x: Likewise.
1235 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1237 * config/s390/s390-protos.h: (s390_comparison,
1238 s390_alc_comparison, s390_slb_comparison, const0_operand,
1239 consttable_operand, larl_operand, s_operand,
1240 shift_count_operand, bras_sym_operand, load_multiple_operation,
1241 store_multiple_operation, s390_plus_operand): Remove prototypes.
1242 (s390_legitimate_address_without_index_p): New prototype.
1243 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1245 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1246 const0_operand, consttable_operand, larl_operand, s_operand,
1247 shift_count_operand, bras_sym_operand, load_multiple_operation,
1248 store_multiple_operation, s390_plus_operand): Move to
1250 (check_mode): Remove.
1251 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1253 (s390_legitimate_address_without_index_p): New.
1254 * config/s390/s390.h (PREDICATE_CODES): Remove.
1255 * config/s390/s390.md: Include predicates.md.
1256 * config/s390/predicates.md: New.
1258 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1261 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1262 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1263 (NEED_INDICATE_EXEC_STACK): Define to 1.
1264 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1265 (NEED_INDICATE_EXEC_STACK): Define to 1.
1266 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1267 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1268 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1269 (pic_helper_emitted_p): New global.
1270 (emit_pic_helper): New function extracted from...
1271 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1272 Do not call emit_pic_helper if delay_pic_helper is true.
1273 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1274 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1275 (sparc_file_end): New function.
1277 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1279 * config/mcore/mcore-protos.h: Remove the prototypes for
1280 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1281 mcore_general_movdst_operand, mcore_reload_operand,
1282 mcore_arith_J_operand, mcore_arith_K_operand,
1283 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1284 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1285 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1286 mcore_literal_K_operand, mcore_addsub_operand,
1287 mcore_compare_operand, mcore_load_multiple_operation,
1288 mcore_store_multiple_operation, mcore_call_address_operand.
1289 Add a prototype for const_ok_for_mcore.
1290 * config/mcore/mcore.c (mcore_call_address_operand,
1291 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1292 mcore_arith_reg_operand, mcore_reload_operand,
1293 mcore_arith_J_operand, mcore_arith_K_operand,
1294 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1295 mcore_arith_M_operand, mcore_arith_imm_operand,
1296 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1297 mcore_literal_K_operand, mcore_addsub_operand,
1298 mcore_compare_operand, mcore_load_multiple_operation,
1299 mcore_store_multiple_operation): Move to predicates.md.
1300 (const_ok_for_mcore): Export.
1301 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1302 * config/mcore/mcore.md: Include predicates.md.
1303 * config/mcore/predicates.md: New.
1305 * config/mcore/predicates.md: Fix a comment typo.
1307 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1308 Adrian Straetling <straetling@de.ibm.com>
1310 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1311 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1312 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1314 ("imul"): Removed from "type" attribute.
1315 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1316 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1317 Changed type to imulsi.
1318 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1320 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1322 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1323 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1324 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1325 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1326 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1327 (TARGET_SWITCHES, mcore_stack_increment_string)
1328 (TARGET_OPTIONS): Delete.
1329 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1330 than *_BIT constants.
1331 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1332 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1333 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1334 (mcore_override_options): Delete mcore_stack_increment code.
1335 Change use of M340_BIT to MASK_M340.
1336 * config/mcore/mcore.opt: New file.
1338 2005-04-04 Ian Lance Taylor <ian@airs.com>
1340 * config/arm/arm.c (replace_symbols_in_block): Remove static
1343 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1345 * config/fr30/fr30-protos.h: Remove the prototypes for
1346 stack_add_operand, add_immediate_operand,
1347 high_register_operand, low_register_operand, call_operand,
1348 di_operand, and nonimmediate_di_operand.
1349 * config/fr30/fr30.c (stack_add_operand,
1350 add_immediate_operand, high_register_operand,
1351 low_register_operand, call_operand, di_operand,
1352 nonimmediate_di_operand): Move to predicates.md.
1353 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1354 * config/fr30/fr30.md: Include predicates.md.
1355 * config/fr30/predicates.md: New.
1357 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1358 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1359 mcore_call_address_operand.
1361 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1362 general_movsrc_operand.
1364 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1366 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1369 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1372 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1375 2005-04-04 Richard Henderson <rth@redhat.com>
1376 Jakub Jelinek <jakub@redhat.com>
1378 PR rtl-optimization/16104
1379 * fold-const.c (fold_unary): Fix folding of vector conversions.
1381 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1383 * config.gcc (xstormy16-*-elf): Set extra_options.
1384 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1385 * config/stormy16/stormy16.opt: New file.
1387 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1389 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1390 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1391 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1392 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1393 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1394 (TARGET_UNIX_ASM): Delete.
1395 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1396 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1397 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1398 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1399 * config/pdp11/pdp11.opt: New file.
1401 2005-04-03 Roger Sayle <roger@eyesopen.com>
1402 Alexandre Oliva <aoliva@redhat.com>
1405 * fold-const.c (non_lvalue): Split tests into...
1406 (maybe_lvalue_p): New function.
1407 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1408 C++ front-end prior to lowering into gimple form.
1410 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1412 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1413 BUILT_IN_STRNCASECMP): New.
1414 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1417 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1420 * arm.md (addsi3_compare0_for_combiner): Delete.
1421 (addsi3_compare0_scratch_for_combiner): Delete.
1422 (cmpsi_neg_shiftsi): Delete.
1423 (compare_negsi_si): New pattern.
1424 (cmpsi_negshiftsi_si): New pattern.
1425 (negated_cbranchsi4): Restrict to equality_operator.
1427 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1430 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1432 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1435 * doc/install.texi: Fix a typo.
1437 2005-04-03 Steven Bosscher <stevenb@suse.de>
1440 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1441 a computed goto if the edge to the computed goto block has
1442 incoming abnormal edges. Clarify how the function works.
1444 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1446 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1447 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1448 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1449 hash_scan_set, reg_set_between_after_reload_p,
1450 reg_used_between_after_reload_p, get_avail_load_store_reg,
1451 eliminate_partially_redundant_load): Likewise.
1452 * postreload.c (reload_cse_simplify_set,
1453 reload_combine_note_use): Likewise.
1454 * predict.c (predict_insn, expected_value_to_br_prob,
1455 propagate_freq, expensive_function_p): Likewise.
1456 * print-rtl.c (print_rtx): Likewise.
1457 * profile.c (instrument_edges, instrument_values,
1458 compute_branch_probabilities, branch_prob, union_groups,
1459 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1460 * protoize.c (in_system_include_dir, file_could_be_converted,
1461 file_normally_convertible, gen_aux_info_file, seek_to_line,
1462 do_cleaning): Likewise.
1463 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1464 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1465 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1467 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1469 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1470 * modulo-sched.c (undo_replace_buff_elem): New structure.
1471 (kernel_number_of_cycles, ps_unschedule_node,
1472 undo_generate_reg_moves,free_undo_replace_buff,
1473 undo_permute_partial_schedule, loop_single_full_bb_p,
1474 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1475 build_loops_structure, get_sched_window): New.
1476 (generate_reg_moves): Return undo_replace_buff_elem and other
1478 (generate_prolog_epilog): Remove old loop versioning.
1479 (sms_schedule): Use loop information and loop_version.
1480 (sms_schedule_by_order): Split part of it to get_sched_window.
1481 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1482 cfg_layout_finalize and free_dominance_info before/after SMS.
1484 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1486 * cfghooks.c (lv_flush_pending_stmts,
1487 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1488 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1489 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1490 lv_add_condition_to_bb,
1491 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1492 flush_pending_stmts): New in cfg_hooks structure.
1493 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1494 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1495 lv_add_condition_to_bb): New declarations.
1496 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1498 (loop_version): Declare.
1499 * cfgloopmanip.c (cfghooks.h): Include.
1500 (duplicate_loop_to_header_edge): Change return type to bool.
1501 (loop_version, lv_adjust_loop_entry_edge): Move here.
1502 * cfgrtl.c (cfgloop.h): Include.
1503 (rtl_verify_flow_info_1): Fix.
1504 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1505 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1507 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1508 tree_lv_add_condition_to_bb): New.
1509 (tree_cfg_hooks): Add new hooks to initialization.
1510 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1511 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1513 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1515 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1516 xstormy16_below100_or_register,
1517 xstormy16_splittable_below100_or_register, and
1518 nonimmediate_nonstack_operand.
1520 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1521 xstormy16_ineqsi_operator, equality_operator,
1522 inequality_operator, shift_operator,
1523 xstormy16_below100_operand, xstormy16_below100_or_register,
1524 xstormy16_splittable_below100_or_register,
1525 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1526 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1527 equality_operator, inequality_operator,
1528 xstormy16_below100_operand, xstormy16_below100_or_register,
1529 xstormy16_splittable_below100_or_register,
1530 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1531 nonimmediate_nonstack_operand, shift_operator): Move to
1533 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1534 * config/stormy16/stormy16.md: Include predicates.md.
1535 * config/stormy16/predicates.md: New.
1537 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1539 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1540 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1541 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1542 move_operand, power_of_2_operand): Move to predicates.md.
1543 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1544 PREDICATE_CODE): Remove.
1545 * config/iq2000/iq2000.md: Include predicates.md.
1546 * config/iq2000/predicates.md: New.
1548 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1550 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1551 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1552 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1553 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1554 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1555 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1556 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1557 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1558 (TARGET_M68HC11): Delete.
1559 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1560 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1561 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1562 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1563 (nb_soft_regs): Delete.
1564 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1565 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1566 and MASK_M6812 being set simultaneously. Change the code that sets
1567 the default m68hc11_soft_reg_count to use integers instead of strings.
1568 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1569 m68hc11_soft_reg_count (which now has an int type) as the number
1571 * config/m68hc11/m68hc11.opt: New file.
1573 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1575 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1576 fp_displacement_operand, sp_displacement_operand.
1578 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1580 Remove the prototypes for tst_operand, cmp_operand,
1581 stack_register_operand, d_register_operand,
1582 hard_addr_reg_operand, splitable_operand,
1583 m68hc11_logical_operator, m68hc11_arith_operator,
1584 m68hc11_non_shift_operator, m68hc11_shift_operator,
1585 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1586 non_push_operand, hard_reg_operand, and
1587 reg_or_some_mem_operand.
1588 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1590 (tst_operand, cmp_operand, non_push_operand,
1591 splitable_operand, reg_or_some_mem_operand,
1592 stack_register_operand, d_register_operand,
1593 hard_addr_reg_operand, hard_reg_operand,
1594 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1595 m68hc11_arith_operator, m68hc11_non_shift_operator,
1596 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1598 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1599 * config/m68hc11/m68hc11.md: Include predicates.md.
1600 * config/m68hc11/predicates.md: New.
1602 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1605 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1606 change checked in along with 2005-03-03's patch for debug/20253.
1607 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1608 (remap_decl): Insert type decl in map earlier.
1610 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1612 PR tree-optimization/20640
1613 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1614 post-dominator if it has phi nodes.
1615 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1616 before dead statements.
1618 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1621 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1623 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1625 PR rtl-optimization/20290
1626 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1627 in every iteration if the entry point is the exit test.
1629 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1631 * config/cris/cris.md (attribute "length"): Define.
1633 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1635 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1636 (word_offset_memref_operand): New.
1637 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1638 (indexed_or_indirect_operand): Delete.
1639 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1640 (indexed_or_indirect_operand): Delete.
1642 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1645 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1648 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1649 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1651 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1653 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1655 2005-04-01 Ian Lance Taylor <ian@airs.com>
1657 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1658 (rus, prus): Remove static variables.
1659 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1660 (process_command): Permit report_times and use_pipes together.
1662 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1664 * c-decl.c (validate_proto_after_old_defn): Look at
1665 TYPE_MAIN_VARIANT of argument types.
1667 2005-04-01 Paul Brook <paul@codesourcery.com>
1669 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1670 (arm_output_function_epilogue): Allow call_via_SP.
1671 (thumb_call_via_reg, arm_file_end): Ditto.
1672 * config/arm/arm.h (struct machine_function): Include space for SP.
1673 (thumb_call_via_label): Update declaration.
1675 2005-04-01 Ian Lance Taylor <ian@airs.com>
1677 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1678 doing a peephole optimization, once again put any notes in the
1681 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1683 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1685 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1687 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1688 (block_alloc, find_free_reg): Likewise.
1689 * loop-doloop.c (doloop_modify): Likewise.
1690 * loop-invariant.c (record_use): Likewise.
1691 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1692 get_iv_value, canon_condition, eliminate_implied_condition,
1693 eliminate_implied_condition, simplify_using_initial_values,
1694 shorten_into_mode, canonicalize_iv_subregs,
1695 iv_number_of_iterations): Likewise.
1696 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1697 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1698 unswitch_loop): Likewise.
1699 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1700 move_movables, replace_call_address, find_and_verify_loops,
1701 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1702 record_giv, final_giv_value, general_induction_var,
1703 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1704 loop_giv_dump): Likewise.
1706 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1707 GCOV_CHECK_WRITING): Remove.
1708 (gcov_position, gcov_rewrite): Use gcc_assert.
1709 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1710 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1711 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1714 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1716 * tree-inline.c: Fix a typo.
1718 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1720 * configure.ac (enable-checking): Explicitly set all variables for
1721 collective switch values. Alphabetize variables. Rename
1722 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1724 * doc/install.texi (enable-checking): Update documentation.
1725 * configure: Rebuilt.
1727 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1729 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1732 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1734 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1735 Also reject cases where this pattern will cause load delay stalls
1736 unless optimizing for size and it will produce a shorter sequence.
1737 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1738 variants to avoid pre-adjusting the base when possible.
1740 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1742 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1743 the frame and argument pointers.
1744 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1745 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1746 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1747 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1748 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1749 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1751 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1753 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1754 with entry for selectany attribute.
1755 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1757 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1758 (i386_pe_asm_named_section): Handle sections generated by
1759 selectany attribute.
1760 * doc/extend.texi (selectany): Document attribute.
1762 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1763 Jan Hubicka <jh@suse.cz>
1765 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1766 to fix addresses involving EBP and ESP.
1767 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1768 for SUBREGed registers.
1769 (legitimate_address_p): Accept SUBREGed registers.
1771 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1774 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1775 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1778 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1780 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1782 2005-04-01 James E Wilson <wilson@specifixinc.com>
1785 * dwarf2out.c (rtl_for_decl_init): New function.
1786 (rtl_for_decl_location): Extracted from here.
1787 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1788 add_const_value_attribute. Delete initializer_constant_valid_p call.
1790 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1792 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1793 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1794 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1795 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1796 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1797 config/i386/i386.md, config/rs6000/predicates.md,
1798 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1799 config/s390/s390.c, config/stormy16/stormy16.c,
1800 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1803 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1806 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1807 COND_EXPR and CALL_EXPR.
1809 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1812 * genautomata.c (first_cycle_unit_presence): Check all alternative
1813 states for unit presence.
1815 * doc/md.texi: Remove remark about impossibility to query unit
1816 presence in non nondeterministic automaton state.
1818 * config/ia64/ia64.c (get_template): Change order of unit querying.
1820 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1822 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1825 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1827 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1828 flag for edges outside any loops.
1830 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1832 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1834 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1836 * tree-ssa-alias.c: Follow spelling conventions.
1837 * doc/tree-ssa.texi: Fix a typo.
1839 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1841 * postreload-gcse.c: Include target.h.
1842 (gcse_after_reload_main): Return early if we cannot modify jumps.
1843 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1845 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1847 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1848 expensive operations.
1850 2005-03-31 Ian Lance Taylor <ian@airs.com>
1852 * collect2.c (lderrout): New variable.
1853 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1854 if it is set, to stderr.
1855 (handler): Unlink lderrout if it is set.
1856 (dump_file): Add "to" parameter. Change all callers.
1857 (main): Initialize lderrout.
1858 (collect_execute): Add errname parameter. Change all callers.
1859 Rename redir parameter to outname. Never pass
1860 PEX_STDERR_TO_STDOUT to pex_run.
1861 * collect2.h (collect_execute, dump_file): Update declarations.
1862 * tlink.c (tlink_execute): Add errname parameter. Change all
1864 (do_tlink): Check lderrout as well as ldout.
1866 2005-03-31 Caroline Tice <ctice@apple.com>
1868 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1869 (bb-reorder.o): Add errors.h to list of requirements.
1870 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1871 profiledbootstrap flags.
1872 * bb-reorder.c (errors.h): Add new include.
1873 (struct bbro_basic_block_data_def): Add new field, in_trace.
1874 (add_unlikely_executed_notes): Remove function.
1875 (mark_bb_for_unlikely_executed_section): Remove function.
1876 (insert_section_boundary_note): New function.
1877 (verify_hot_cold_block_grouping): New function.
1878 (push_to_next_round_p): Remove variables and tests that push all
1879 cold blocks to last round.
1880 (find_traces): Remove code that added extra round of trace finding
1881 when doing partitioning.
1882 (find_traces_1_round) : Remove variable last_round; add code to
1883 update new struct field, in_trace; correct trace_length where it was
1884 incorrect before (after call to copy_bb); change code that pushed all
1885 cold blocks to last round. Instead verify that all blocks going into
1886 a trace belong in the same partition.
1887 (connect_traces): Modify to connect the traces in two passes, if the
1888 function contains both hot and cold blocks. The first pass connects
1889 all the traces for blocks in the partition that the first block in
1890 the function belongs to; the second pass connnects all the traces
1891 containing blocks that belong in the other partition.
1892 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1893 code that automatically put the first block in a function into the
1894 hot partition if the function had any hot blocks.
1895 (fix_crossing_unconditional_branches): Check number of succ edges
1896 before attempting to get one.
1897 (fix_edges_for_rarely_executed_code): Update comment describing
1899 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1900 remove call to add_unlikely_executed_notes; add call to
1901 verify_hot_cold_block_grouping.
1902 (duplicate_computed_gotos): Don't change computed goto if it's a
1904 (partition_hot_cold_basic_blocks): Update function comment.
1905 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1907 (try_forward_edges): Likewise.
1908 (merge_blocks_move_predecessor_nojumps): Likewise.
1909 (merge_blocks_move_successor_nojumps): Likewise.
1910 (merge_blocks_move): Likewise.
1911 (try_crossjump_bb): Likewise.
1912 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1913 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1914 notes to cold bb's; remove call to update_unlikely_executed_notes.
1915 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1916 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1917 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1918 function declaration.
1919 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1921 (rtl_can_merge_blocks): Remove redundancy from condition.
1922 (try_redirect_by_replacing_jump): Likewise.
1923 (force_nonfallthru_and_redirect): Remove code for adding
1924 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1925 (commit_one_edge_insertion): Likewise.
1926 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1927 * dbxout.c (FORCE_TEXT): Replace function_section with
1928 current_function_section.
1929 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1930 function, switch_text_section.
1931 (struct xcoff_debug): Likewise.
1932 (dbxout_function_end): Add code to put out label diffs for both
1933 hot and cold sections.
1934 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1935 for new debug_hooks funciton, switch_text_section..
1936 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1937 switch_text_section.
1938 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1939 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1940 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1941 dw_fde_switched_sections.
1942 (output_call_frame_info): Add test to see if function switches text
1943 sections in the middle; if so, use appropriate extra hot and cold
1944 section labels to compute size deltas for the hot and cold sections.
1945 (dwarf2out_begin_prologue): Add code to initialize new fields in
1947 (dwarf2out_switch_text_section): New function (invoked through
1948 debug_hook); updates new fields in dw_fde_struct appropriately and
1949 increments separate_line_info_table_in_use.
1950 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1951 dwarf2out_switch_text_section.
1952 (struct var_loc_node): Add new field, section_label.
1953 (output_aranges): Add code to check whether in hot or cold section and
1954 use the appropriate label in calculating deltas.
1955 (output_ranges): Likewise.
1956 (output_line_info): Add code to check which section we're in and
1957 use appropriate hot/cold label.
1958 (add_location_or_constant_value_attribute): Likewise.
1959 (gen_subprogam_die): Modify arange attributes to use correct labels.
1960 (dwarf2out_begin_block): Change call to function_section into call to
1961 current_function_section.
1962 (dwarf2out_end_block): Likewise.
1963 (dwarf2out_source_line): Likewise.
1964 (dwarf2out_var_location): Add code to check whether in hot or cold
1965 section and use the appropriate label.
1966 * except.c (output_function_exception_table): Change call to
1967 function_section into call to current_function_section.
1968 * final.c (profile_function): Likewise.
1969 (scan_ahead_for_unlikely_executed_note): Remove function.
1970 (final_scan_insn): Remove calls to
1971 scan_ahead_for_unlikely_executed_note, and related code for switching
1972 to cold section, except for the single time
1973 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1974 debug_hooks->switch_text_sections; replace appropriate calls to
1975 function_section with calls to current_function_section.
1976 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1977 test_bb to condition.
1978 (find_if_case_2): Likewise.
1979 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1980 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1981 * opts.c (decode_options): Change warning about hot/cold partitioning
1982 with exceptionss to inform (so as not to cause bootstrap failures);
1983 remove warning about partitioning with DWARF debug info.
1984 * output.h (current_function_section): Add new function decl.
1985 (insert_section_boundary_note): Likewise.
1986 (enum in_section): Move this declaration here from varasm.c.
1987 (unlikely_section_label): Likewise.
1988 (unlikely_text_section_name): Likewise.
1989 (last_text_section_name): New global variable.
1990 (last_text_section): Likewise.
1991 (hot_section_label): Likewise.
1992 (hot_section_end_label): Likewise.
1993 (cold_section_end_label): Likewise.
1994 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1995 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1996 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1997 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1998 insn from consideration.
1999 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2000 switch_text_section.
2001 * varasm.c (basic-block.h): Add new include.
2002 (unlikely_section_label_printed): Remove global variable.
2003 (unlikely_section_label): Make global variable not be static any more.
2004 (unlikely_text_section_name): Likewise.
2005 (hot_section_end_label): New global variable (not static)
2006 (first_function_block_is_cold): Likewise.
2007 (hot_section_label): Likewise.
2008 (cold_section_end_label): Likewise..
2009 (last_text_section): New global variable, not static.
2010 (last_text_section_name): New global variable, not static.
2011 (initialize_cold_section_name): New function.
2012 (enum in_section): Move declaration to output.h.
2013 (text_section): Update last_text_section.
2014 (unlikely_text_section): Replace code to determine cold section name
2015 with call to initialize_cold_section_name; Add code to update
2016 last_text_section; remove code for printing out label.
2017 (named_section_real): Add code to update last_text_section and
2018 last_text_section_name as appropriate.
2019 (function_section): Change test for 'unlikely' to depend on
2020 first_function_block_is_cold (moved old test to
2021 current_function_section).
2022 (current_function_section): New function.
2023 (assemble_start_function): Move code that frees
2024 unlikely_text_section_name; initialize hot_section_end_label;
2025 print hot and cold section labels at the start of the function;
2026 set first_function_block_is_cold, if appropriate; initialize l
2027 ast_text_section; add call to insert_section_boundary_note.
2028 (assemble_end_function): Add code to write out hot and cold section
2030 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2031 switch_text_section.
2032 * config/darwin.c (machopic_select_section): Replace incorrect
2033 function in base_funs; update reloc for cold sections if necessary.
2034 * config/darwin.h (SECTION_FUNCTION): Add code to update
2035 last_text_section if appropriate.
2036 (text_unlikely_section): Remove.
2037 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2038 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2039 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2040 partitioning for this architecture.
2042 2005-03-31 Olivier Hainque <hainque@adacore.com>
2044 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2045 defined and non-zero.
2047 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2050 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2053 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2056 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2057 label operand. Remove (use (unspec..)). Don't emit a label on
2059 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2060 generate inline label for load_toc_v4_PIC_1b.
2061 (rs6000_emit_load_toc_table): Likewise.
2063 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2065 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2066 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2068 2005-03-29 Devang Patel <dpatel@apple.com>
2070 * tree-sra.c (decide_block_copy): Disable scalarization of
2073 2005-03-30 Stuart Hastings <stuart@apple.com>
2074 Dale Johannesen <dalej@apple.com>
2076 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2077 * print-tree.c (print_node): Add case STATEMENT_LIST.
2079 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2081 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2082 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2083 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2084 is given with "powerpc64*" or "all", or when --with-cpu chooses
2087 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2090 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2091 gen_lexical_block_die.
2092 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2094 2005-03-31 Jan Hubicka <jh@suse.cz>
2096 2004-11-02 Jan Hubicka <jh@suse.cz>
2098 * cgraph.c (cgraph_varpool_node_name): New function.
2099 (dump_cgraph_varpool_node): New function.
2100 (dump_varpool): New function.
2101 * cgraphunit.c (cgraph_optimize): Dump varpool.
2103 2004-10-16 Jan Hubicka <jh@suse.cz>
2105 * cgraph.c (decide_is_variable_needed): New function.
2106 (cgraph_varpool_finalize_decl): Use it.
2107 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2109 * final.c (output_addr_const): Do not call mark_referenced.
2110 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2111 always go via cgraph.
2112 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2113 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2114 * tree-optimize.c (execute_inline): Mark functions called.
2115 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2117 2004-10-11 Jan Hubicka <jh@suse.cz>
2119 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2120 (cgraph_varpool_last_needed_node): New static variable.
2121 (enqueue_needed_varpool_node): Break out from ...; add items to the
2122 end of queue; update first pointers.
2123 (cgraph_varpool_mark_needed_node): ... here.
2124 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2125 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2126 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2127 (cgraph_varpool_first_unanalyzed_node): Declare.
2128 * cgraphunit.c: Include output.h.
2129 (cgraph_varpool_analyze_pending_decls): New function.
2130 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2131 for errors, analyze pending decls.
2132 (cgraph_finalize_compilation_unit): Only analyze decls.
2133 (cgraph_optimize): Assemble the decls after expanding.
2135 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2137 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2138 subvars get marked properly in tags for grouping.
2139 (add_pointed_to_var): Mark only actual pointed to
2140 variables/subvars in addresses needed.
2141 (create_overlap_variables_for): Clear call clobbered on original
2143 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2144 addresable vars with subvars into list.
2145 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2148 2005-03-30 Richard Henderson <rth@redhat.com>
2150 * cgraph.h (struct cgraph_node): Add alias.
2151 * varasm.c (assemble_alias): Set it.
2152 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2153 avoid calling cgraph_expand_function.
2155 2005-03-30 Tom Tromey <tromey@redhat.com>
2157 * tree.def (FILE_TYPE): Removed.
2158 * typeclass.h (enum type_class): Removed file_type_class.
2159 * dwarf2out.c (is_base_type): Updated.
2160 (gen_type_die): Likewise.
2161 * dbxout.c (dbxout_type): Updated.
2162 * builtins.c (type_to_class): Updated.
2163 * tree.c (type_contains_placeholder_1): Updated.
2164 * config/sparc/sparc.c (sparc_type_code): Updated.
2165 * config/ia64/ia64.c (hfa_element_mode): Updated.
2166 * expr.c (count_type_elements): Updated.
2167 * stor-layout.c (layout_type): Updated.
2168 * tree-inline.c (remap_type): Updated.
2169 * tree-pretty-print.c (dump_generic_node): Updated.
2171 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2173 * builtins.c (expand_builtin_powi): Fix mode of
2174 2nd argument to match int.
2175 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2176 2nd argument type to int.
2177 * libgcc2.c: Change prototype of __powi* functions to use
2180 2005-03-30 Dale Johannesen <dalej@apple.com>
2183 * calls.c (expand_call): Flush pending deferrals before
2186 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2190 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2191 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2192 c_label_context, label_context_stack): New.
2193 * c-decl.c (define_label): Check for jumps into statement
2194 expressions. Add label to list of defined labels.
2195 (start_function): Push context on label_context_stack.
2196 (finish_function): Pop context from label_context_stack.
2197 * c-typeck.c (label_context_stack): New.
2198 (c_finish_goto_label): Check for jumps into statement
2199 expressions. Add label to list of jumped to labels.
2200 (struct c_switch): Add blocked_stmt_expr.
2201 (c_start_case): Initialize it.
2202 (do_case): Check it.
2203 (c_finish_case): Verify !blocked_stmt_expr.
2204 (c_begin_stmt_expr): Push context on label_context_stack.
2205 Increment blocked_stmt_expr. Mark labels jumped to from outside
2207 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2208 defined in the statement expression and no longer jumpable to.
2209 Mark labels jumped to from just outside the statement expression
2210 as again definable. Pop context from label_context_stack.
2211 * doc/extend.texi (Statement Exprs): Update.
2213 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2216 * c-decl.c (start_function): Check for old_decl being
2219 2005-03-30 Ian Lance Taylor <ian@airs.com>
2221 * final.c (final): Remove prescan parameter. Change all callers.
2222 (final_scan_insn): Remove prescan parameter. Change all callers.
2224 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2226 * tree-vectorizer.c: Fix comment typos.
2228 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2230 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2231 as soon as a chrec_dont_know is detected.
2233 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2235 Merge from csl-arm-branch.
2236 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2238 * tlink.c (recompile_files): Do not assume that "rename" can
2239 overwrite an existing file.
2241 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2243 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2244 * gcc/configure: Regenerate.
2246 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2248 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2250 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2252 * calls.c (struct arg_data): Update "partial" comment.
2253 (load_register_parameters): Update "nregs" comment.
2255 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2257 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2258 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2259 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2260 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2261 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2262 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2263 than target_flags & 0.
2264 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2265 (iq2000_arch, iq2000_parse_cpu): Delete.
2266 (TARGET_HANDLE_OPTION): Override default.
2267 (iq2000_handle_option): New function.
2268 (override_options): Remove -march= and -mcpu= handling.
2269 * config/iq2000/iq2000.opt: New file.
2271 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2273 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2274 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2275 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2276 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2277 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2278 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2279 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2280 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2281 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2282 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2283 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2284 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2285 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2286 (TARGET_OPTIONS): Delete.
2287 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2288 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2289 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2290 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2291 (c4x_cpu_version_string): Delete.
2292 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2293 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2294 equivalent -mcpu= option.
2295 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2296 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2297 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2298 or clearing the appropriate MASK_* bit.
2299 (c4x_file_start): Use c4x_cpu_version.
2300 * config/c4x/c4x.opt: New file.
2302 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2304 * doc/options.texi: Document the new MaskExists flag.
2305 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2306 if the option has the MaskExists flag.
2308 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2310 * opt-functions.awk (flag_set_p, test_flag): New functions.
2311 (switch_flags): Use them.
2312 * opth-gen.awk: Use flag_set_p to check for flags.
2313 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2315 2005-03-30 Ian Lance Taylor <ian@airs.com>
2317 * config.host (i[34567]86-*-mingw32*): Don't set
2318 host_can_use_collect2 to no.
2320 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2323 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2324 Remove convert_memory_address call duplicating that in memory_address.
2326 2005-03-29 Richard Henderson <rth@redhat.com>
2329 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2330 (build_compound_literal): Likewise. Propagate decl type into the
2332 (finish_decl): Likewise. Use new return value from complete_array_type
2333 for zero sized arrays.
2334 (complete_array_type): Move ...
2335 * c-common.c (complete_array_type): ... here. Change first argument
2336 to pointer-to-type-node. Consistently use sizetype for the index
2337 except for zero sized arrays. Detect zero sized arrays for pedantic
2338 mode diagnostics. Create a new type node instead of modifying the
2340 * c-tree.h (complete_array_type): Move decl ...
2341 * c-common.h (complete_array_type): ... here.
2343 2005-03-29 Richard Henderson <rth@redhat.com>
2346 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2348 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2350 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2351 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2352 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2353 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2355 2005-03-29 Eric Christopher <echristo@redhat.com>
2357 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2358 truthvalue conversion removal.
2360 2005-03-29 Ian Lance Taylor <ian@airs.com>
2363 * collect2.c: Never include <vfork.h>.
2364 (VFORK_STRING, vfork): Don't define.
2365 (pid): Remove global variable.
2366 (handler): Call raise instead of kill (getpid(), ...).
2367 (collect_wait): Add pex parameter. Change all callers. Use
2368 pex_get_status rather than pwait.
2369 (do_wait): Add pex parameter. Change all callers.
2370 (collect_execute): Return struct pex_obj * rather than void. Use
2371 pex routines rather than pexecute.
2372 (fork_execute): Get pex_obj from collect_execute, and pass it to
2374 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2375 Only declare quit_handler if SIGQUIT is defined.
2376 (scan_libraries): Likewise.
2377 * collect2.h (collect_execute): Update declaration.
2378 (collect_wait): Update declaration.
2379 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2380 pass it to collect_wait.
2382 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2385 * c-parser.c (c_parser_compound_statement_nostart): Give error
2386 message for EOF instead of just setting parser->error.
2388 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2390 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2391 (slpeel_update_phi_nodes_for_guard1): New function.
2392 (slpeel_update_phi_nodes_for_guard2): New function.
2393 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2394 of slpeel_update_phi_nodes_for_guard.
2395 (vectorize_loops): Remove call to loop_closed_rewrite.
2396 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2399 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2401 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2402 (TARGET_LITTLE_ENDIAN): New macro.
2403 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2404 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2405 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2406 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2407 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2408 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2409 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2410 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2411 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2412 (TARGET_OPTIONS): Delete.
2413 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2414 (CACHE_FLUSH_TRAP): Turn into an integer.
2415 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2416 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2417 -mflush-trap is in use.
2418 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2419 (m32r_cache_flush_trap_string): Delete.
2420 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2421 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2422 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2423 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2424 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2425 -mmodel= and -msdata= handling from...
2426 (m32r_init): ...here.
2427 * config/m32r/m32r.opt: New file.
2429 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2431 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2432 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2433 * tree-vect-analyze.c (vect_object_analysis): additional parm
2434 pass back a "struct ptr_info_def *" with the points-to info.
2435 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2436 statement using info returned from vect_object_analysis.
2437 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2438 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2439 for virtual uses and defs when creating a replacement vector
2440 reference. Call duplicate_ssa_name_ptr_info to define points-to
2441 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2442 (vectorizable_store): copy_virtual_operands and update
2443 definition statements.
2444 (vectorizable_load): copy_virtual_operands. Remove call to
2445 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2446 * tree-vectorizer.c (vectorize_loops): Remove calls to
2447 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2448 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2449 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2450 define macro STMT_VINFO_PTR_INFO for use in accessing.
2451 * tree.h add export of duplicate_ssa_name_ptr_info.
2452 * rs6000.c (altivec_init_builtins): Declare builtin function
2453 __builtin_altivec_mask_for_load to be "const".
2455 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2458 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2459 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2460 assemble_variable on aliases.
2461 * varasm.c (assemble_alias): Set node->alias.
2462 * toplev.c (wrapup_global_declarations): Don't call
2463 rest_of_decl_compilation on aliases again.
2465 2005-03-29 Paul Brook <paul@codesourcery.com>
2467 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2468 * config/arm/arm.c (arm_dbx_register_number): New function.
2469 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2471 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2474 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2475 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2477 2005-03-29 Dale Johannesen <dalej@apple.com>
2479 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2480 $(TREE_H) and $(COVERAGE_H).
2481 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2482 * opts.c (common_handle_option): Enable tree-based value transforms.
2483 * toplev.c (process_options): Ditto.
2484 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2485 refers to references to this type.
2486 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2487 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2488 for may_be_more, may_be_less.
2489 (rtl_gen_pow2_profiler): Adjust.
2490 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2491 (rtl_gen_one_value_profiler): Adjust.
2492 (rtl_gen_const_delta_profiler): Adjust.
2493 * tree-profile.c (tree_gen_interval_profiler): Implement.
2494 (tree_gen_pow2_profiler): Ditto.
2495 (tree_gen_one_value_profiler): Ditto.
2496 (tree_profiling): New.
2497 (pass_tree_profile): Reference it.
2498 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2500 (insn_divmod_values_to_profile): Rename to
2501 rtl_divmod_values_to_profile. Adjust.
2502 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2503 (insn_prefetch_values_to_profile): Adjust.
2504 (rtl_value_profile_transformations): Adjust.
2505 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2506 (gen_mod_pow2): Rename to rtl_mod_pow2.
2507 (gen_mod_subtract): Rename to rtl_mod_subtract.
2508 (divmod_fixed_value_transform): Rename to
2509 rtl_divmod_fixed_value_transform.
2510 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2511 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2512 (rtl_find_values_to_profile): Adjust.
2513 (tree_value_profile_transformations): Implement.
2514 (tree_divmod_values_to_profile): New.
2515 (tree_values_to_profile): New.
2516 (tree_divmod_fixed_value): New.
2517 (tree_mod_pow2): New.
2518 (tree_mod_subtract): New.
2519 (tree_divmod_fixed_value_transform): New.
2520 (tree_mod_pow2_value_transform): New.
2521 (tree_mod_subtract_transform): New.
2522 (tree_find_values_to_profile): Implement.
2523 * profile.c (instrument_values): Free histograms.
2524 (compute_value_histograms): Adjust. Implement tree version.
2526 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2528 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2529 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2530 variable. Output "fldcw" depending on round_mode.
2531 * config/i386/i386.md (UNSPEC_FIST): New.
2532 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2533 New isns patterns to implement lrint and llrint built-ins as x87
2535 (fistdi2, fist<mode>2 splitters): New splitters.
2536 (lrint<mode>2): New expanders.
2538 2005-03-28 Ian Lance Taylor <ian@airs.com>
2540 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2541 0 when calling final_scan_insn.
2543 2005-03-28 Jan Hubicka <jh@suse.cz>
2546 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2549 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2550 types where possible.
2552 2005-03-26 Per Bothner <per@bothner.com>
2554 Make -f[no-]show-column also control non-cpp diagnostics.
2555 * c.opt (fshow-column): Move option from here ...
2556 * common.opt (fshow-column): ... to here.
2557 * diagnostic.c (diagnostic_build_prefix): Only print column number
2558 if flag_show_column.
2560 2005-03-27 Steven Bosscher <stevenb@suse.de>
2562 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2563 vax_output_conditional_branch): New prototypes.
2564 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2565 extracted from vax.md mov and add patterns.
2566 (vax_output_conditional_branch): New function to output conditional
2567 branch instructions.
2568 * vax.md: Use mode macros for arithmetic and mov patterns.
2569 Use code macros for the jump patterns.
2571 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2573 * Makefile.in (libbackend.o): Depend on version files;
2574 add custom generation command.
2576 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2579 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2580 sure that we have a REG before getting its REGNO.
2582 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2584 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2585 * builtins.def (BUILT_IN_STRNDUP): New.
2587 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2589 PR tree-optimization/20470
2590 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2593 2005-03-25 Mike Stump <mrs@apple.com>
2595 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2598 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2600 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2601 Use our own structure definitions.
2603 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2604 (fix_truncdfsi2): Allow registers or memory as destination.
2605 When TARGET_PPC_GFXOPT, generate simplified pattern.
2606 (fix_truncdfsi2_internal): Use define_insn_and_split.
2607 (fix_truncdfsi2_internal_gfxopt): New.
2608 (fctiwz): Don't confuse register allocation by giving it no choices.
2610 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2611 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2612 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2613 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2615 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2617 * dominance.c (free_dominance_info): Speed up by freeing et
2618 data structures without maintaining other nodes.
2619 * et-forest.c (et_free_tree_force): New.
2620 * et-forest.h: Add a prototype for et_free_tree_force.
2622 * tree.c (get_set_constructor_bits,
2623 get_set_constructor_bytes): Remove.
2624 * tree.h: Remove the corresponding prototypes.
2626 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2629 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2630 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2631 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2632 PRE_DEC, NEG and NOT.
2634 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2636 * fold-const.c: Convert uses of fold (build (...)) to
2639 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2641 PR rtl-optimization/20249
2642 * cse.c (insert_regs): Do not record equivalence of registers in
2645 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2647 * emit-rtl.c (reverse_comparison): Remove.
2648 * rtl.h: Remove the corresponding prototype.
2650 2005-03-24 James E Wilson <wilson@specifixinc.com>
2652 * doc/install.texi (--enable-altivec): Delete docs.
2654 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2656 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2657 SFmode and DFmode before reload when
2658 flag_unsafe_math_optimizations not enabled.
2660 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2662 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2664 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2665 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2667 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2669 * configure.ac (enable-checking): Add 'runtime' option.
2670 * doc/install.texi (enable-checking): Document 'runtime' checking.
2671 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2672 * config.in: Regenerated.
2673 * configure: Regenerated.
2675 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2677 * optabs.h (enum optab_index): Remove OTI_llrint.
2678 (llrint_optab): Remove macro.
2679 * optabs.c (init_optabs): Remove llrint_optab initialization.
2680 * genopinit.c (optabs): Remove llrint_optab implementation.
2681 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2684 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2686 PR rtl-optimization/20532
2687 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2688 overflow when adding coefficients for PLUS or MINUS.
2689 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2692 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2694 * langhooks.h (truthvalue_conversion): Remove.
2695 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2696 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2697 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2698 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2699 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2701 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2703 * params.def: Fix a typo.
2704 * config/mips/mips.c: Follow the spelling convensions.
2705 * doc/invoke.texi: Fix typos.
2707 2005-03-18 Dale Johannese <dalej@apple.com>
2709 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2711 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2713 Fix PR tree-optimization/20601
2715 * tree-ssa-pre.c (insert_aux): Add missing condition to
2718 2005-03-23 Ian Lance Taylor <ian@airs.com>
2720 * final.c (final_scan_insn): Don't remove no-op instructions.
2721 * reload1.c (reload): Remove simple no-op instructions even when
2724 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2726 PR tree-optimization/20501
2727 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2728 reporting that peeling for alignment is applied moved to...
2729 * (vect_analyze_data_refs_alignment): Here.
2731 2005-03-23 Ian Lance Taylor <ian@airs.com>
2733 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2735 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2737 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2738 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2740 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2742 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2743 imply that this is called once, independent of asms in code.
2744 Adjust to now being pased output and input lists. Mention helper
2745 function decl_overlaps_hard_reg_set_p.
2746 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2747 hook_tree_tree_identity and to take three trees, returning third.
2748 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2750 * stmt.c: include hard-reg-set.h before tree.h.
2751 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2752 (decl_conflicts_with_clobbers_p): Call
2753 decl_overlaps_hard_reg_set_p.
2754 (expand_asm_operands): Pass output and input lists in call to
2755 targetm.md_asm_clobbers.
2756 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2757 hook_tree_tree_tree_tree_3rd_identity.
2758 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2760 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2761 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2762 parameters, first two unused.
2763 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2764 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2765 in constraint letters and MOF is not mentioned as a asm-declared
2766 register in neither of the input and output lists.
2768 2005-03-23 DJ Delorie <dj@redhat.com>
2770 * optabs.c (expand_binop): Make sure the first subword's result
2773 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2775 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2776 Call c_common_truthvalue_conversion rather than
2777 lang_hooks.truthvalue_conversion.
2778 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2779 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2781 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2782 c_common_truthvalue_conversion.
2783 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2784 c_parser_conditional_expression, c_parser_binary_expression): Call
2785 c_objc_common_truthvalue_conversion.
2786 * c-typeck.c (build_unary_op): Call
2787 c_objc_common_truthvalue_conversion.
2788 (build_conditional_expr): Do not call
2789 lang_hooks.truthvalue_conversion.
2790 (build_binary_op): Call c_common_truthvalue_conversion.
2791 (c_objc_common_truthvalue_conversion): Moved from
2792 c-objc-common.c. Call default_function_array_conversion instead
2793 of default_conversion.
2795 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2797 * c-common.h (default_conversion): Remove.
2798 (perform_integral_promotions): Add.
2799 * c-tree.h (default_conversion): Add.
2800 * c-typeck.c (perform_integral_promotions): New, split out from
2802 * c-common.c (check_case_value): Use perform_integral_promotions,
2803 not default_conversion.
2804 (c_add_case_label): Don't continue processing case label after
2805 found to be pointer.
2807 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2809 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2810 the prefix list if we have already added a multilib directory
2812 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2815 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2817 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2819 * reload.h: Remove the prototype for indirect_symref_ok.
2821 * reload1.c (indirect_symref_ok): Make it global.
2822 * reload.h: Add a prototype for indirect_symref_ok.
2824 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2826 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2829 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2831 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2833 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2835 * c-opts.c (c_common_parse_file): Only start/end main source file
2836 if debug hooks says the writer wants it.
2837 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2839 (xcoff_debug_hooks): Ditto.
2840 * debug.c (do_nothing_hooks): Ditto.
2841 * debug.h (gcc_debug_hooks): Ditto.
2842 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2843 * sdbout.c (sdb_debug_hooks): Ditto.
2844 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2846 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2848 * doc/extend.texi: Deprecate C++ min/max operators.
2850 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2852 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2853 artificial original candidates.
2855 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2856 Jan Hubicka <jh@suse.cz>
2857 Steven Bosscher <stevenb@suse.de>
2859 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2860 call cost based on argument sizes.
2861 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2863 * params.def: (max-inline-inssn-single): Set to 450.
2864 (max-inline-insns-auto): Set to 90.
2865 (max-inline-insns-recursive): Set to 450
2866 (max-inline-insns-recursive-auto): Set to 450.
2867 (large-function-insns): Set to 2700.
2868 (inline-call-cost): New parameter.
2869 * tree-inline.c (estimate_move_cost): New function.
2870 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2871 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2873 * tree-inline.h (estimate_move_cost): Declare.
2874 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2875 (max-inline-insns-auto): Change default to 90.
2876 (max-inline-insns-recursive): Change default to 450
2877 (max-inline-insns-recursive-auto): Change default to 450.
2878 (large-function-insns): Change default to 2700.
2879 (inline-call-cost): Document new parameter.
2881 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2883 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2884 (TARGET_DEFAULT): Delete.
2885 * config/i860/i860.opt: New file.
2887 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2889 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2890 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2891 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2892 (frv_sched_lookahead): Delete.
2893 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2894 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2895 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2896 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2897 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2898 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2899 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2900 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2901 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2902 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2903 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2904 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2905 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2906 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2907 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2908 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2909 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2910 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2911 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2912 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2913 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2914 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2915 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2916 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2917 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2918 (frv_sched_lookahead): Delete.
2919 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2920 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2921 (frv_handle_option): New function. Move -mcpu= handling from...
2922 (frv_override_options): ...here. Remove handling of other
2924 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2925 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2926 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2927 and TARGET_NO_MULTI_CE.
2928 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2929 !TARGET_VLIW_BRANCH.
2930 * config/frv/frv.opt: New file.
2932 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2934 * fold-const.c (fold_ternary): Take decomposed arguments of
2936 (fold): Update a call to fold_ternary.
2938 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2939 * tree.h: Add corresponding prototypes.
2941 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2944 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2945 between jump table and its label.
2946 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2947 resp. ADDR_DIFF_VEC and the label preceeding it.
2948 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2949 is emitted in the right section.
2951 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2953 * fold-const.c (fold_unary, fold_binary): Update comments
2956 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2958 PR rtl-optimization/20527
2959 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2960 REG_INC note, test that the register also isn't mentioned in PRED
2963 2005-03-22 Ben Elliston <bje@au.ibm.com>
2965 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2968 2005-03-21 Mike Stump <mrs@apple.com>
2970 * varasm.c (default_assemble_visibility): Remove extra ().
2972 2005-03-21 Roger Sayle <roger@eyesopen.com>
2975 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2976 to determine whether a block can be duplicated, rather than test
2977 whether the block contains noncopyable insns ourselves.
2979 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2981 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2984 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2986 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2988 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2990 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2991 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2992 * config/fr30/fr30.opt: New file.
2994 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2996 Fix PR tree-optimization/20542
2998 * tree-flow-inline.h (overlap_subvar): Move to here.
2999 * tree-ssa-operands.c: From here.
3000 * tree-flow.h (overlap_subvar): Declare.
3001 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3002 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3003 for variables with subvars.
3005 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3008 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3009 * modulo-sched.c (const_iteration_count): Return on NULL
3011 (print_node_sched_params): Return on NULL dump_file.
3012 (generate_reg_moves): Handle reg-anti dependencies and disregard
3013 closing branch when generating register moves.
3014 (sms_schedule): Mark the SMSed block dirty.
3015 * passes.c (rest_of_handle_sms): Call update_life_info for all
3017 * testsuite/gcc.dg/20050321-1.c: New test.
3019 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3021 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3022 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3023 movqi_internal): Likewise.
3025 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3027 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3028 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3029 xtensa_b4const): Delete prototypes.
3030 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3031 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3032 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3033 xtensa_extra_constraint): New prototypes.
3034 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3035 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3036 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3037 move_operand, const_float_1_operand, fpmem_offset_operand,
3038 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3039 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3040 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3041 argument type to HOST_WIDE_INT.
3042 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3043 xtensa_mask_immediate): Likewise.
3044 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3045 Likewise. Also make these functions static.
3046 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3047 (xtensa_const_ok_for_letter_p): New.
3048 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3049 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3050 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3051 move_operand, const_float_1_operand, fpmem_offset_operand,
3052 branch_operator, ubranch_operator, boolean_operator): Move to
3054 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3055 (xtensa_mem_offset): Change return type to bool.
3056 (xtensa_extra_constraint): New.
3057 (gen_int_relational): Update type of const_range_p function pointer.
3058 Use xtensa_b4const_or_zero.
3059 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3060 xtensa_const_ok_for_letter_p. Update comments.
3061 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3062 (PREDICATE_CODES): Delete.
3063 * config/xtensa/xtensa.md: Include predicates.md.
3064 * config/xtensa/predicates.md: New file.
3066 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3068 * config/v850/v850-protos.h: Remove the prototypes for
3069 reg_or_int9_operand, reg_or_const_operand,
3070 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3071 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3072 movsi_source_operand, power_of_two_operand,
3073 not_power_of_two_operand, special_symbolref_operand,
3074 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3075 register_is_ok_for_epilogue.
3076 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3077 reg_or_int9_operand, reg_or_const_operand,
3078 call_address_operand, special_symbolref_operand,
3079 movsi_source_operand, power_of_two_operand,
3080 not_power_of_two_operand, register_is_ok_for_epilogue,
3081 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3082 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3084 * config/v850/v850.h (PREDICATE_CODES): Remove.
3085 * config/v850/v850.md: Include predicates.md.
3086 * config/v850/predicates.md: New.
3088 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3090 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3091 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3092 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3093 (itoolsdir, itoolsdatadir): Move definition above new first use.
3094 (install-itoolsdirs): New rule.
3095 (install-mkheaders): Depend on install-itoolsdirs, not
3096 install-include-dir.
3098 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3100 * tree-into-ssa.c: Remove obsolete comments.
3102 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3104 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3105 unrolling if -fpeel-loops is specified, too.
3106 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3107 Remove superfluous check for flag_unroll_loops.
3109 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3111 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3112 (lrint_optab, llrint_optab): Define corresponding macros.
3113 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3114 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3115 pattern and llrint_optab using llrintdi2 patterns.
3116 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3117 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3118 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3119 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3120 flag_unsafe_math_optimizations is set.
3122 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3124 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3125 simplify_logical, if_then_else_cond, known_cond,
3126 simplify_comparison): Adjust calls to reverse_comparison.
3127 Don't use combine_reversed_comparison_code).
3128 (combine_reversed_comparison_code): Remove.
3129 (reversed_comparison): Using reversed_comparison_code, move it...
3130 * jump.c (reversed_comparison): ... here.
3131 * rtl.h (reversed_comparison): Add prototype.
3133 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3135 * builtins.c (fold_builtin): Take decomposed arguments of
3137 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3138 * gimplify.c (gimplify_call_expr): Likewise.
3139 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3140 * tree.h: Update the prototype of fold_builtin.
3142 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3144 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3145 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3146 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3147 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3148 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3150 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3152 * builtins.c (fold_builtin_1): Take decomposed arguments of
3154 (fold_builtin): Update a call to fold_builtin_1.
3156 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3159 * gcov.c (output_lines): Only output function block summary when
3160 outputting branch information.
3161 * doc/gcov.texi: Document format of preamble and additional block
3164 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3166 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3167 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3168 the defaults false if BITS_PER_UNIT != 8.
3169 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3170 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3171 than BITS_PER_UNIT != 8.
3172 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3173 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3174 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3176 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3177 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3179 2005-03-20 Roger Sayle <roger@eyesopen.com>
3182 * fold-const.c (fold_binary): Fix type mismatch between
3183 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3184 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3185 for non-truth-valued expressions.
3187 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3188 and FUNCTION_DECL in the main switch.
3189 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3190 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3191 we also need to convert their operands to match.
3192 <TRUTH_NOT_EXPR>: Likewise.
3194 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3196 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3197 diagnostic without checking whether an lvalue.
3198 * c-common.h (lvalue_p): Remove.
3199 (enum lvalue_use): Update comment.
3200 (lvalue_or_else): Replace by lvalue_error.
3201 * c-typeck.c (lvalue_p): Make static.
3202 (lvalue_or_else): New. Call lvalue_error.
3204 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3206 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3207 (function_arg_advance): Use rs6000_parm_start.
3208 (function_arg, rs6000_arg_partial_bytes): Likewise.
3210 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3212 * c-common.c (check_case_value): Adjust comment about stripping
3214 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3215 * c-typeck.c (default_conversion, convert_arguments,
3216 build_modify_expr, convert_for_assignment, store_init_value,
3217 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3218 manually. Remove inaccurate comments.
3220 2005-03-20 Roger Sayle <roger@eyesopen.com>
3221 Joseph S. Myers <joseph@codesourcery.com>
3223 * varasm.c (do_assemble_alias): Restore comment describing function.
3224 Annotate the target parameter as potentially unused.
3226 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3229 * config/avr/avr.c (avr_output_function_prologue): Do not use
3230 current_function_name() in a label, use a local label instead.
3232 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3234 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3235 flag_finite_math_only, not flag_unsafe_math_optimizations.
3237 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3239 * builtins.c (fold_builtin_1): Update a call to
3240 targetm.fold_builtin.
3241 * hooks.c (hook_tree_tree_bool_null): Rename to
3242 hook_tree_tree_tree_bool_null. Take one more argument of type
3244 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3245 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3246 hook_tree_tree_tree_bool_null.
3247 * target.h (gcc_target): Update the prototype of fold_builtin.
3248 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3249 arguments of CALL_EXPR.
3250 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3253 2005-03-20 Jan Hubicka <jh@suse.cz>
3255 * cgraph.h (cgraph_node): Add prev_clone pointer.
3256 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3257 (cgraph_clone_node): Produce doubly linked chain.
3259 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3261 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3262 get_nonnull_operand, handle_sentinel_attribute,
3263 check_function_arguments_recurse): Do not strip NOPS from
3265 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3267 * c-format.c (get_constant): Likewise.
3268 * c-parser.c (c_parser_postfix_expression): Likewise.
3269 * c-typeck.c (set_init_index): Likewise.
3270 (convert_arguments): Don't check for NOP_EXPR containing integer
3273 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3275 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3276 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3277 Take decomposed arguments of CALL_EXPR.
3278 (fold_builtin_1): Update calls to the functions mentioned
3281 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3283 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3284 width to have integer type.
3285 (build_enumerator): Require enumerator value to have integer type.
3287 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3289 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3292 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3294 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3295 std=iso9899:199x): Correct descriptions.
3297 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3299 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3302 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3304 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3306 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3307 fold_builtin_memcpy.
3309 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3310 arguments of CALL_EXPR.
3311 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3312 fold_builtin_found, fold_builtin_1): Update calls to
3313 fold_trunc_transparent_mathfn.
3315 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3318 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3319 function pointers on targets that require function pointer
3321 (fold_sign_changed_comparison): Likewise.
3323 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3325 * combine.c (try_combine): When changing the mode of a hard reg, make
3326 sure that doing so is valid.
3328 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3330 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3331 (TARGET_HANDLE_OPTION): Override default.
3332 (avr_handle_option): New function.
3333 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3334 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3335 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3336 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3337 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3338 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3339 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3340 (TARGET_OPTIONS): Delete.
3341 * config/avr/avr.opt: New file.
3343 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3345 * config/m32r/m32r-protos.h: Remove the prototypes for
3346 call_address_operand, symbolic_operand, seth_add3_operand,
3347 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3348 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3349 two_insn_const_operand, move_src_operand,
3350 move_double_src_operand, move_dest_operand,
3351 eqne_comparison_operator, signed_comparison_operator,
3352 large_insn_p, conditional_move_operand, carry_compare_operand,
3353 m32r_block_immediate_operand, extend_operand,
3354 reg_or_eq_int16_operand, int8_operand, and
3355 reg_or_zero_operand.
3356 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3357 seth_add3_operand, int8_operand, cmp_int16_operand,
3358 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3359 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3360 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3361 move_double_src_operand, move_dest_operand,
3362 eqne_comparison_operator, signed_comparison_operator,
3363 extend_operand, small_insn_p, large_insn_p,
3364 conditional_move_operand, carry_compare_operand,
3365 m32r_block_immediate_operand): Move to predicates.md.
3366 (MAX_MOVE_BYTES): Move to m32r.h.
3367 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3368 * config/m32r/m32r.md: Include predicates.md.
3369 * config/m32r/predicates.md: New.
3371 2005-03-18 James E Wilson <wilson@specifixinc.com>
3374 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3377 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3379 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3380 call_address_operand, const_8bit_operand.
3381 * config/mn10300/mn10300.c (call_address_operand,
3382 const_8bit_operand, const_1f_operand): Move to predicates.md.
3383 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3384 * config/mn10300/mn10300.md: Include predicates.md.
3385 * config/mn10300/predicates.md: New.
3387 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3389 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3390 declarations in diagnostics and %E for identifiers, not %s.
3392 2005-03-18 Jan Hubicka <jh@suse.cz>
3393 Dale Johannesen <dalej@apple.com>
3395 * basic-block.h (scale_bbs_frequencies_int,
3396 scale_bbs_frequencies_gcov_type): Declare.
3397 * cfg.c (RDIV): New macro.
3398 (update_bb_frequency_for_threading): Fix.
3399 * basic-block.h (scale_bbs_frequencies_int,
3400 scale_bbs_frequencies_gcov_type): New.
3401 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3402 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3403 scale_bbs_frequencies_int.
3404 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3406 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3408 * config/m32r/m32r-protos.h: Remove the prototypes for
3409 call_address_operand, symbolic_operand, seth_add3_operand,
3410 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3411 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3412 two_insn_const_operand, move_src_operand,
3413 move_double_src_operand, move_dest_operand,
3414 eqne_comparison_operator, signed_comparison_operator,
3415 large_insn_p, conditional_move_operand, carry_compare_operand,
3416 m32r_block_immediate_operand, extend_operand,
3417 reg_or_eq_int16_operand, int8_operand, and
3418 reg_or_zero_operand.
3419 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3420 seth_add3_operand, int8_operand, cmp_int16_operand,
3421 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3422 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3423 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3424 move_double_src_operand, move_dest_operand,
3425 eqne_comparison_operator, signed_comparison_operator,
3426 extend_operand, small_insn_p, large_insn_p,
3427 conditional_move_operand, carry_compare_operand,
3428 m32r_block_immediate_operand): Move to predicates.md.
3429 (MAX_MOVE_BYTES): Move to m32r.h.
3430 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3431 * config/m32r/m32r.md: Include predicates.md.
3432 * config/m32r/predicates.md: New.
3434 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3436 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3437 symbolic_operand, symbolic_memory_operand,
3438 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3439 indexed_memory_operand, move_dest_operand, move_src_operand,
3440 prefetch_cc_operand, prefetch_nocc_operand,
3441 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3442 arith_operand, arith11_operand, pre_cint_operand,
3443 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3444 ireg_operand, int5_operand, uint5_operand, int11_operand,
3445 uint32_operand, arith5_operand, and_operand, ior_operand,
3446 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3447 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3448 shadd_operand, movb_comparison_operator,
3449 cmpib_comparison_operator): Move to predicates.md.
3450 (magic_milli, shadd_constant_p): Make it extern.
3451 * config/pa/pa.h (PREDICATE_CODES): Remove.
3452 * config/pa/pa.md: Include predicates.md.
3453 * config/pa/predicates.md: New.
3455 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3458 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3460 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3461 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3462 config/alpha/freebsd.h, config/alpha/linux.h,
3463 config/alpha/netbsd.h, config/alpha/osf5.h,
3464 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3465 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3466 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3467 doc/cppopts.texi: Update copyright.
3469 2005-03-18 Jan Hubicka <jh@suse.cz>
3472 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3474 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3477 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3479 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3482 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3484 * combine.c (gen_binary): Remove.
3485 (known_cond, simplify_shift_const, find_split_point,
3486 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3487 simplify_logical, expand_field_assignment, extract_left_shift,
3488 force_to_mode, if_then_else_cond, apply_distributive_law,
3489 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3490 simplify_comparison, reversed_comparison): Replace with
3491 simplify_gen_binary, simplify_gen_relational or
3492 distribute_and_simplify_rtx.
3493 (distribute_and_simplify_rtx): New function.
3495 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3496 Paolo Bonzini <gcc.gnu.org>
3498 * calls.c (setjmp_call_p, special_function_p): Update comments
3499 at the head of the functions.
3501 2005-03-18 Jan Hubicka <jh@suse.cz>
3503 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3505 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3506 function body should be released; do not proactively release function
3507 bodies in non-unit-at-a-time mode.
3509 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3511 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3512 mno-fp-ret-in-387 multilib variants.
3514 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3516 * common.opt (m): Remove.
3517 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3519 (common_handle_option): Remove OPT_m case.
3521 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3523 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3525 (fold_builtin_1): Update a call to fold_builtin_bitop.
3527 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3529 (fold_builtin_1): Update a call to fold_builtin_signbit.
3531 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3533 PR tree-optimization/20474
3534 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3535 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3537 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3539 * config/h8300/h8300-protos.h: Remove prototypes for
3540 general_operand_src, general_operand_dst, single_one_operand,
3541 single_zero_operand, call_insn_operand,
3542 two_insn_adds_subs_operand, small_call_insn_operand,
3543 jump_address_operand, bit_operand, bit_memory_operand,
3544 stack_pointer_operand, const_int_gt_2_operand,
3545 const_int_ge_8_operand, const_int_qi_operand,
3546 const_int_hi_operand, incdec_operand, bit_operator,
3547 nshift_operator, eqne_operator, gtle_operator,
3548 gtuleu_operator, iorxor_operator.
3549 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3550 h8300_ldm_stm_parallel.
3551 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3553 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3554 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3555 (h8300_ldm_stm_parallel): Make it extern.
3556 (h8300_ldm_parallel, h8300_stm_parallel,
3557 h8300_return_parallel, general_operand_src,
3558 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3559 nibble_operand, reg_or_nibble_operand, single_one_operand,
3560 single_zero_operand, call_insn_operand,
3561 two_insn_adds_subs_operand, small_call_insn_operand,
3562 jump_address_operand, bit_operand, bit_memory_operand,
3563 stack_pointer_operand, const_int_gt_2_operand,
3564 const_int_ge_8_operand, const_int_qi_operand,
3565 const_int_hi_operand, incdec_operand, eqne_operator,
3566 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3567 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3568 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3569 nshift_operator): Move to predicates.md.
3570 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3571 * config/h8300/h8300.md: Include predicates.md.
3572 * config/h8300/predicates.md: New.
3574 2005-03-17 Richard Henderson <rth@redhat.com>
3576 * config.gcc (ia64*-*-hpux*): Add extra_options.
3577 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3578 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3579 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3580 (ia64_tls_size_string, ia64_tune_string): Remove.
3581 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3582 (TARGET_DEFAULT_TARGET_FLAGS): New.
3583 (TARGET_HANDLE_OPTION): New.
3584 (ia64_override_options): Move options parsing ...
3585 (ia64_handle_option): ... here. New.
3586 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3587 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3588 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3589 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3590 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3591 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3592 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3593 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3594 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3595 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3596 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3597 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3598 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3599 TARGET_EARLY_STOP_BITS): Remove.
3600 (TARGET_ILP32): Default false.
3601 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3602 (enum ia64_inline_type): New.
3603 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3604 * config/ia64/ia64.md: Update for new definitions of
3605 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3606 * config/ia64/ia64.opt: New file.
3607 * config/ia64/ilp32.opt: New file.
3609 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3612 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3614 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3616 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3617 instead of MASK_H8300S.
3618 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3619 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3620 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3621 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3622 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3623 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3624 TARGET_SWITCHES): Remove.
3625 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3627 * config/h8300/h8300.opt: New.
3629 * config/alpha/alpha.opt, config/arc/arc.opt,
3630 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3633 2005-03-17 Ian Lance Taylor <ian@airs.com>
3637 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3639 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3640 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3641 (TARGET_HANDLE_OPTION): Override default.
3642 (arc_handle_option): New function.
3643 (arc_init): Remove code to set arch_cpu_string.
3644 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3645 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3646 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3647 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3648 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3649 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3650 (arc_rodata_string, TARGET_OPTIONS): Delete.
3651 * config/arc/arc.opt: New file.
3653 2005-03-17 Richard Henderson <rth@redhat.com>
3655 * doc/extend.texi (Weak Pragmas): New section.
3656 (attribute alias): Clarify that target must be in the same
3659 2005-03-17 Richard Henderson <rth@redhat.com>
3661 * config/alpha/alpha.opt: New file.
3662 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3664 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3665 alpha_fprm_string, alpha_fptm_string): Make static.
3666 (alpha_tls_size_string): Remove.
3667 (alpha_handle_option): New.
3668 (override_options): Update for alpha_cpu/alpha_tune split.
3669 (alpha_file_start): Likewise.
3670 (TARGET_DEFAULT_TARGET_FLAGS): New.
3671 (TARGET_HANDLE_OPTION): New.
3672 * config/alpha/alpha.h (alpha_tune): Declare.
3673 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3674 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3675 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3676 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3677 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3678 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3679 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3680 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3681 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3682 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3683 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3684 (TARGET_DEFAULT): Remove MASK_FP.
3685 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3686 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3687 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3688 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3689 alpha_tls_size_string): Remove.
3690 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3691 (attribute tune): Rename from attribute cpu.
3692 * config/alpha/ev4.md: Update to match.
3693 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3694 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3695 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3696 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3697 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3698 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3700 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3702 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3703 and return without creating new state if before_nops_num is nonzero.
3704 * config/ia64/ia64.md (first_insn): New attribute.
3705 (alloc): Set it to yes.
3707 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3709 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3710 STMT_VINFO_SUBVARS to NULL.
3711 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3713 2005-03-16 Dale Johannesen <dalej@apple.com>
3715 * rtlanal.c (find_first_parameter_load): Rewrite to
3716 return actual first param load or the call if none,
3717 instead of first in block, when not all loads exist.
3719 2005-03-16 Roger Sayle <roger@eyesopen.com>
3721 * optabs.c (expand_copysign_absneg): Make static.
3722 * optabs.h (expand_copysign_absneg): Delete prototype.
3723 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3725 2005-03-16 Richard Henderson <rth@redhat.com>
3728 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3729 (alias_pairs): Rename from output_defs.
3730 (find_decl_and_mark_needed): Split out from assemble_alias.
3731 (do_assemble_alias): New.
3732 (assemble_output_def): Remove.
3733 (finish_aliases_1, finish_aliases_2): New.
3734 (process_pending_assemble_output_defs): Remove.
3735 (assemble_alias): Defer aliases for which we don't yet have a
3736 non-external decl for the target symbol.
3737 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3738 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3739 * toplev.c (compile_file): Use finish_aliases_2 instead of
3740 process_pending_assemble_output_defs.
3741 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3742 (process_pending_assemble_output_defs): Remove.
3744 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3746 Fix PR tree-optimization/20489
3748 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3749 for empty structures.
3751 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3753 Fix PR tree-optimization/20490
3755 * tree-ssa-pre.c (create_expression_by_pieces): Use
3756 force_gimple_operand on result of fold.
3758 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3760 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3761 of closing parenthesis.
3763 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3765 * builtins.c (expand_movstr): Update a call to
3766 fold_builtin_strcpy.
3767 (expand_builtin_strncpy): Update a call to
3768 fold_builtin_strncpy.
3769 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3770 arguments of CALL_EXPR.
3771 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3772 fold_builtin_strncpy.
3773 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3774 * tree.h: Update the prototypes of fold_builtin_strcpy and
3775 fold_builtin_strncpy.
3777 2005-03-16 Steven Bosscher <stevenb@suse.de>
3778 Dorit Naishlos <dorit@il.ibm.com>
3780 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3781 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3784 2005-03-16 Steven Bosscher <stevenb@suse.de>
3786 * tree-inline.c (walk_type_fields, walk_tree,
3787 walk_tree_without_duplicates): Move from here...
3788 * tree.c: ...to here.
3790 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3792 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3793 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3794 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3795 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3796 (version): Define using $(BASEVER_c).
3797 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3799 (version.o): Depend on version files; add custom generation command.
3800 (prefix.o): Define BASEVER on command line.
3801 (s-iov): Depend on version files; adjust command.
3802 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3804 (gcc-vers.texi): New rule.
3805 (doc/%.info, doc/%.dvi): Add -I . to command line.
3806 (doc/gccinstall.dvi): Likewise.
3807 (PACKAGE): Delete. All uses replaced with "gcc".
3808 * aclocal.m4: Do not include gcc-version.m4.
3809 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3810 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3811 Set is_release based on contents of DEV-PHASE.
3812 Set gcc_version based on contents of BASE-VER.
3813 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3814 * config.in, configure: Regenerate.
3815 * gccbug.in: Determine version of GCC in use at runtime.
3816 * gcov-iov.c: Get version number and development phase from
3817 command line, not by including version.c.
3818 * intl.c: Replace all uses of PACKAGE with "gcc".
3819 * libada-mk.in: Delete unused "gcc_version" variable.
3820 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3821 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3822 commentary to match.
3823 (version_string): Put together from pieces.
3824 * config/alpha/x-vms: Do not use $(gcc_version).
3825 * config/i386/t-nwld: Likewise.
3826 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3827 version-GCC and DEVELOPMENT.
3829 2005-03-15 Roger Sayle <roger@eyesopen.com>
3831 PR tree-optimization/17454
3832 * tree.c (tree_size): Add case for TREE_BINFO.
3833 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3834 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3836 2005-03-15 Roger Sayle <roger@eyesopen.com>
3838 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3839 op1 whilst expanding the signed widenening multiply variant.
3841 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3843 * toplev.c (display_target_options): Avoid unused variable warning if
3844 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3845 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3846 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3847 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3848 (mips_isa_info): New variable.
3849 (mips_parse_cpu): Remove the first argument and leave the caller
3851 (TARGET_HANDLE_OPTION): Override default.
3852 (mips_handle_option): New function. Move option validation code from...
3853 (override_options): ...here. Update calls to mips_parse_cpu.
3854 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3855 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3856 (SUBTARGET_TARGET_OPTIONS): Delete.
3857 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3858 (mno-flush-func, mtune=): New options.
3860 2005-03-15 Roger Sayle <roger@eyesopen.com>
3861 Richard Henderson <rth@redhat.com>
3863 * real.c (c4x_single_format, c4x_extended_format): Provide values
3864 for signbit_ro for c4x's single and extended floating point formats.
3865 * optabs.c (expand_copysign): Use the floating point format's
3866 signbit_ro for expanding via expand_copysign_absneg, and it's
3867 signbit_rw field for expanding via expand_copysign_bit.
3869 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3871 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3872 known_alignment_for_access_p.
3873 (known_alignment_for_access_p): New.
3874 (do_peeling_for_alignment): Field made int instead of bool and renamed
3875 to peeling_for_alignment.
3876 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3877 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3878 functionality used to be in vect_analyze_operations.
3879 (vect_analyze_operations): Code to determine vectorization factor was
3880 moved to vect_determine_vectorization_factor.
3881 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3882 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3884 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3885 be part of vect_analyze_operations).
3886 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3887 creating the guard condition, as the number of iterations may be
3889 (slpeel_tree_peel_loop_to_edge): Use new name of
3890 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3891 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3892 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3893 (vect_do_peeling_for_alignment): Use fold.
3894 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3896 (vect_update_inits_of_dr): Renamed to
3897 vect_update_init_of_dr.
3898 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3899 (vectorizable_store): Fix assertion to use == instead of =.
3901 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3903 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3904 call_used_regs for wCG registers.
3906 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3908 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3909 for non-offsettable memory references to cope with outstanding reload
3910 replacements, take 2.
3912 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3915 * config/i386/i386.h (x86_fisttp): New.
3916 (TARGET_FISTTP): New macro.
3917 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3918 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3919 instruction when fisttp flag is set.
3920 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3922 * config/i386/i386.md (type attribute): Add fisttp.
3923 (unit attribute): Set to i387 for fisttp type.
3924 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3925 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3927 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3928 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3930 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3931 patterns for TARGET_FISTTP. Enable patterns for
3932 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3933 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3934 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3935 implement fisttp x87 insn.
3936 (fix_trunc*_i387_fisttp splitters): New patterns.
3937 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3938 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3939 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3941 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3942 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3943 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3944 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3945 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3946 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3947 Disable patterns for TARGET_FISTTP.
3948 (fix_trunc*_i387 splitters): Implement usign mode macros.
3949 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3950 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3951 (fix_trunx*_sse peephole2s): Implement using mode macros.
3953 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3955 PR rtl-optimization/20291
3956 * combine.c (try_combine): If splitting fails, re-try with
3957 original combined pattern, i.e. before clobber stripping.
3959 2005-03-14 Eric Christopher <echristo@redhat.com>
3961 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3962 STACK_GROWS_DOWNWARD.
3964 2005-03-14 Roger Sayle <roger@eyesopen.com>
3966 * real.h (struct real_format): Split the signbit field into two
3967 two fields, signbit_ro and signbit_rw.
3968 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3969 mips_double_format, ieee_extended_motorola_format,
3970 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3971 ieee_extended_intel_128_format, ibm_extended_format,
3972 mips_extended_format, ieee_quad_format, mips_quad_format,
3973 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3974 i370_double_format, c4x_single_format, c4x_extended_format,
3975 real_internal_format): Update initializers for new field.
3976 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3977 real_format structure.
3978 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3979 field of the real_format structure.
3981 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3983 Fix PR tree-optimization/20458
3985 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3986 DECL_EXTERNAL on STRUCT_FIELD tags.
3987 (clear_call_clobbered): Ditto.
3988 * tree-ssa-operands.c (note_addressable): Make sure the original
3989 variable doesn't slip into the addressable list if we have
3991 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3994 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3996 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3997 (-fwide-exec-charset): Likewise.
3998 (-finput-charset): Likewise.
3999 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4000 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4001 * c.opt (Wnormalized): New.
4003 2005-03-14 Devang Patel <dpatel@apple.com>
4005 * doc/invoke.texi: Add reference to Visibility document.
4007 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4009 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4010 MASK_SPLIT_ADDRESSES.
4011 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4012 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4013 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4014 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4015 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4016 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4017 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4018 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4019 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4020 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4021 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4022 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4023 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4024 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4025 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4026 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4027 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4028 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4029 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4030 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4031 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4032 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4033 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4034 (TARGET_EXPLICIT_RELOCS): Delete.
4035 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4036 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4037 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4038 (override_options): Set MASK_LONG64 if -mint64 is given and no
4039 -mlongXX option is. Complain about -mint64 -mlong32.
4040 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4041 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4042 * config/mips/mips.opt: New file.
4044 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4046 * config.gcc (extra_options): New variable for listing option files.
4047 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4048 * configure.ac (extra_opt_files): New AC_SUBST variable.
4049 (tm_file_list, tm_include_list): Include options.h first.
4050 * configure: Regenerate.
4051 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4052 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4053 (s-options-h): New rule.
4054 (options.h): Depend on it.
4055 (TEXI_GCCINT_FILES): Add options.texi.
4056 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4057 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4058 * target.h (gcc_target): Add default_target_flags and handle_option.
4059 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4060 (TARGET_HANDLE_OPTION): New macros.
4061 (TARGET_INITIALIZER): Include them.
4062 * opt-functions.awk (opt_args, nth_arg): New functions.
4063 (switch_flags): Handle the "Target" flag.
4065 (var_name): Use opt_args and nth_arg.
4066 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4067 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4068 macros for the "Mask" and "InverseMask" options.
4069 * opts.h (cl_var_cond): New enum.
4070 (cl_option): Replace the "has_set_value" and "set_value" fields with
4071 "var_cond" and "var_value".
4072 (CL_TARGET): New macro.
4073 (option_enabled, print_filtered_help): Declare.
4074 (decode_options): Move definition.
4075 * opts.c (handle_option): Search for the original option before
4076 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4077 var_cond and var_value fields. Use targetm.handle_option to handle
4079 (decode_options): Set target_flags to targetm.default_target_flags.
4080 (print_filtered_help): Make global. Handle CL_TARGET.
4081 (option_enabled): New function.
4082 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4083 (display_target_options, set_target_switch, print_switch_values)
4084 (default_pch_valid_p): Guard uses of target_switches with
4085 #ifdef TARGET_SWITCHES. Also...
4086 (display_target_options): Display the CL_TARGET entries in cl_options.
4087 (set_target_option): Don't complain about the "" option when
4088 TARGET_SWITCHES is undefined.
4089 (print_switch_values): Use option_enabled.
4090 (default_pch_valid_p): Check cl_options[] when looking for something
4091 that has changed the value of target_flags.
4092 * c.opt: Remove documentation from top of file.
4093 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4094 * doc/sourecebuild.texi: Refer to the new options documentation
4095 instead of c.opt. Document machine-specific .opt files.
4096 * doc/tm.texi (target_flags): Say that this variable is declared
4098 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4099 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4101 * doc/options.texi: New file.
4103 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4106 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4109 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4112 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4113 temporary variable of pointer type if an lvalues is required.
4114 (gimplify_modify_expr_rhs): Request an rvalue from it.
4115 (gimplify_expr): Pass fallback on.
4117 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4119 * cfgbuild.c: Update comments.
4121 2005-03-14 Roger Sayle <roger@eyesopen.com>
4123 PR rtl-optimization/17236
4124 * optabs.c (expand_doubleword_mult): New helper function split out
4125 from expand_binop. Permute the order in which instructions are
4126 emitted to minimize the number of simultaneously live registers.
4127 (expand_binop): Call expand_doubleword_mult to synthesize a double
4128 word multiplication.
4130 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4132 * basic-block.h: Update the prototypes of cached_make_edge and
4134 * cfg.c (cached_make_edge): Take edge_cache representing one
4135 row of the adjacency matrix of edges.
4136 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4137 (make_edges): Initialize edge_cache to represent one row of
4138 the adjacency matrix of edges.
4140 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4142 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4144 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4145 Remove unused removed_phis variable.
4146 (conditional_replacement): Use build1/build2.
4147 (abs_replacement): Use last_and_only_stmt and build1/build2.
4149 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4151 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4152 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4153 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4154 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4155 * c-common.c (handle_novops_attribute): New function.
4156 (c_common_attribute_table): Add "no vops" entry.
4157 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4158 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4159 * tree-ssa-operands.c (get_call_expr_operands): Do not
4160 create virtual operands for calls with ECF_NOVOPS flag.
4161 * tree.h (DECL_IS_NOVOPS): New macro.
4162 (struct tree_decl): Add novops_flag.
4163 (ECF_NOVOPS): New constant.
4165 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4168 * config/i386/i386.c (x86_use_himode_fiop): New.
4169 (x86_use_simode_fiop): Rename from x86_use_fiop.
4170 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4171 (TARGET_USE_HIMODE_FIOP): New.
4172 (x86_use_simode_fiop): Rename from x86_use_fiop.
4173 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4175 * config/i386/i386.md (X87MODEI12): New mode macro define.
4176 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4177 to implement x87 FP compare with HImode input operands.
4178 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4179 Use X87MODEI12 mode macro to handle HImode input operands.
4180 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4181 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4182 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4183 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4184 macro to implement x87 operators with HImode input operands.
4185 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4188 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4190 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4192 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4193 constants invariant.
4195 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4197 * basic-block.h (BB_VISITED): Removed.
4198 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4200 2005-03-14 Falk Hueffner <falk@debian.org>
4203 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4205 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4207 * ggc-zone.c: Fix comment typos.
4209 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4210 stringpool.c, config/mips/mips-protos.h: Update copyright.
4212 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4214 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4215 throughout with its typedef, "rtx".
4216 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4217 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4218 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4219 regs in comment to match code.
4221 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4223 * except.c (check_handled): Make it static.
4224 * except.h: Remove the corresponding prototype.
4226 * function.c (get_func_frame_size): Make it static.
4227 * function.h: Remove the corresponding type.
4229 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4231 * hard-reg-set.h: Remove the corresponding declarations.
4233 * tree-cfg.c (verify_stmts): Check that
4234 bb_for_stmt (stmt) == bb for every PHI node and statement.
4236 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4238 * config.gcc: Remove excess indentation.
4239 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4241 2005-03-13 Roger Sayle <roger@eyesopen.com>
4244 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4245 * fold-const.c (fold_sign_changed_comparison): Likewise.
4246 (fold_binary): Optimize comparisons against widened operands if
4247 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4249 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4251 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4252 (sparc_override_options): Initialize it.
4253 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4255 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4257 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4258 (reg_or_none500mem_operand): New predicate.
4259 (zero_reg_mem_operand): New predicate.
4260 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4261 to reg_or_none500mem_operand.
4262 (extendsfdf2_fpr): Add MEM alternative.
4263 (extenddftf2_internal): Change operand2 predicate to
4264 zero_reg_mem_operand.
4266 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4268 * ggc-zone.c: Rewritten.
4270 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4272 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4273 * config.in: Regenerated.
4274 * configure: Regenerated.
4275 * gengtype.c (write_types_process_field, write_func_for_structure):
4276 Pass new argument to gt_pch_note_object.
4277 * ggc-common.c (struct ptr_data): Add TYPE.
4278 (gt_pch_note_object): Take TYPE argument and save it.
4279 (call_count): Update call to ggc_pch_count_object.
4280 (call_alloc): Update call to ggc_pch_alloc_object.
4281 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4283 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4284 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4285 (ggc_alloc_zone_stat): Delete.
4286 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4287 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4288 (ggc_pch_alloc_object): Update prototypes.
4289 (garbage_zone): Delete.
4290 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4291 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4293 (tree_id_zone): New variable.
4294 (ggc_alloc_cleared_zone): Remove unused.
4295 (ggc_alloc_zone): Define.
4296 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4297 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4298 ggc_alloc_zone_stat.
4299 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4300 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4301 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4302 (make_node_stat): Likewise. Use tree_id_zone.
4304 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4305 Joseph S. Myers <joseph@codesourcery.com>
4307 * configure.ac: Check for MIPS TLS.
4308 * configure: Regenerated.
4309 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4310 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4311 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4312 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4313 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4314 (mips_classify_symbol, mips_symbolic_constant_p)
4315 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4316 (mips_tls_operand_p, mips_call_tls_get_addr)
4317 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4318 (mips_tls_symbol_ref_1): New functions.
4319 (mips_legitimize_address, mips_legitimize_const_move): Call
4320 mips_legitimize_tls_address.
4321 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4323 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4324 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4325 (mips_char_to_class): Document V1_REG.
4326 (HAVE_AS_TLS): Provide default.
4327 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4329 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4331 (tls_get_tp_<mode>): New instruction.
4333 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4335 * configure.ac: Update checks for target tools.
4336 * configure: Regenerated.
4338 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4340 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4342 2005-03-13 Roger Sayle <roger@eyesopen.com>
4344 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4345 more classes of DImode multiplication by constant. Allow both
4346 multiplication by small negative constants (by performing a
4347 multiplication by a positive constant and negating the result) and
4348 multiplications by large powers of two, by using a left shift.
4350 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4352 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4353 of basic blocks into work_stack.
4355 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4356 config/mips/vr.h: Update copyright.
4358 * c-decl.c (c_init_decl_processing): Remove useless calls to
4359 build_function_type.
4361 * builtins.c (fold_trunc_transparent_mathfn,
4362 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4363 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4364 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4365 fold_builtin_strcpy, fold_builtin_strncpy,
4366 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4369 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4372 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4373 variable determinant.
4375 * tree-cfg.c (group_case_labels): Remove local variable type.
4377 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4380 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4383 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4386 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4387 (*movmemqi_insn): Delete.
4388 (*movmemhi): Delete.
4390 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4392 * builtins.c (fold_builtin_classify): Take decomposed
4393 arguments of CALL_EXPR.
4394 (fold_builtin_1): Update a call to fold_builtin_classify.
4396 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4399 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4400 through into call to parser_xref_tag after parse error.
4401 (c_parser_struct_declaration): Consistently return NULL_TREE on
4404 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4406 * tree-flow-inline.h (ref_contains_array_ref): New function.
4407 (lookup_subvars_for_var): Ditto.
4408 (get_subvars_for_var): Ditto.
4409 (var_can_have_subvars): Ditto.
4411 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4412 (struct subvar): New type.
4414 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4416 * tree-optimize.c (init_tree_optimization_passes): Call
4417 pass_create_structure_vars.
4419 * tree-ssa-alias.c: Include vec.h.
4420 (init_alias_info): Don't auto-clear call clobbered on struct-field
4422 (compute_flow_insensitive_aliasing): Handle subvars.
4423 (group_aliases): Handle STRUCT_FIELD aliases.
4424 (setup_pointers_and_addressables): Ditto.
4425 Don't mark variables non-addressable if they still have
4426 addressable subvars.
4427 Also mark subvars addressable when the real variable is marked
4429 (add_pointed_to_var): Try to prune the pointed-to set by only
4430 pointing to subvars when possible.
4431 Otherwise, make sure we set addresses_needed and pt_vars to
4432 properly include subvars.
4433 (bitpos_of_field): New function.
4434 (push_fields_onto_fieldstack): Ditto.
4435 (get_or_create_used_part_for): Ditto.
4436 (create_overlap_variables_for): Ditto.
4437 (find_used_portions): Ditto.
4438 (create_structure_vars): Ditto.
4439 (pass_create_structure_vars): New structure.
4441 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4442 (get_expr_operands): Handle subvars. Also try to turn
4443 COMPONENT_REF accesses into must-defs now that we can accurately
4445 (note_addressable): Try to only mark as addressable those subvars
4446 we know a COMPONENT_REF touches.
4447 (overlap_subvar): New function.
4449 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4450 Handle subvar storing.
4451 (vect_address_analysis): Update caller of vect_object_analysis.
4453 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4455 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4456 (STMT_VINFO_SUBVARS): New macro.
4458 * common.opts: add flag_tree_salias.
4460 * opts.c (decode_options): flag_tree_salias defaults to on.
4462 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4464 * doc/tree-ssa.texi: Document structural alias analysis.
4466 2005-03-12 Steven Bosscher <stevenb@suse.de>
4468 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4469 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4470 * tree-ssa-operands.c (get_expr_operands): Likewise.
4471 (get_expr_operands): Likewise for ERROR_MARK.
4473 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4475 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4478 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4481 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4482 (mark_operand_necessary): Remove local variable ver.
4484 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4485 variable prefix_len.
4487 * value-prof.c (mod_subtract_transform): Remove local variable
4490 * builtins.c (fold_builtin_exponent): Take decomposed
4491 arguments of CALL_EXPR.
4492 (fold_builtin_1): Update a call to fold_builtin_exponent.
4494 * builtins.c (fold_builtin_logarithm): Take decomposed
4495 arguments of CALL_EXPR.
4496 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4498 * c-decl.c (c_init_decl_processing): Remove local variables
4499 ptr_ftype_void and ptr_ftype_ptr.
4501 * gimplify.c (gimplify_expr): Remove local variables r0 and
4504 * reg-stack.c (move_for_stack_reg): Remove local variable
4506 (compare_for_stack_reg): Remove local variable flags_user.
4507 (convert_regs_1): Remove local variable deleted.
4509 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4511 (combine_blocks): Remove local variables exits and new_e.
4513 * tree-inline.c (expand_call_inline): Remove local variable
4516 * tree-ssa-live.c (create_ssa_var_map,
4517 calculate_live_on_entry): Remove local variable snn.
4519 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4521 * c-lex.c (c_lex_with_flags): Add parameter to call to
4524 2005-03-11 Per Bothner <per@bothner.com>
4526 * c-tree.h (struct c_declarator): New id_loc field.
4527 * c-pragma.h (c_lex_with_flags): Take position reference.
4528 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4529 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4530 (c_lex): Pass dummy location to c_lex_with_flags.
4531 * c-parser.c (c_lex_one_token): Set c_token's location using
4532 c_lex_with_flags, instead of input_location, which might be "ahead".
4533 (c_parser_direct_declarator): Set declarator's id_loc from
4535 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4536 declarator's id_loc, rather than probably-imprecise input_location.
4537 (build_id_declarator): Initialize c_declarator's id_loc field.
4539 2005-03-11 Roger Sayle <roger@eyesopen.com>
4542 * builtins.c (expand_builtin_signbit): Force the signbit's word
4543 into an integer register to avoid SUBREGs of floating point modes.
4545 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4547 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4548 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4549 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4550 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4552 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4554 PR rtl-optimization/20306
4555 * expr.c (emit_move_complex): Set try_int false if mode is
4556 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4557 emit_block_move if try_int is true.
4559 2005-03-11 Richard Henderson <rth@redhat.com>
4562 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4563 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4566 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4568 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4569 (TARGET_FIX_VR4130): New macro.
4570 (TARGET_OPTIONS): Add -mfix-vr4130.
4571 (ISA_HAS_MACCHI): New macro.
4572 (ASM_SPEC): Add -mfix-vr4130.
4573 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4574 (override_options): Handle mips_fix_vr4130_string.
4575 (mips_avoid_hazards): Clear all_noreorder_p
4576 if we're working around VR4130 errata and the macc alternatives
4578 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4579 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4580 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4581 (MULTILIB_DEFAULTS): Remove leading "march=".
4582 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4583 if no architecture option is given.
4584 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4586 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4587 * doc/invoke.texi: Document -mfix-vr4130.
4589 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4591 * config/mips/mips.c (override_options): Only warn about -mint64
4592 deprecation if TARGET_INT64.
4594 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4596 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4597 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4598 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4599 are non-specific regarding the nonnull parameter positions.
4600 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4601 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4602 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4603 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4605 * builtins.def: Use the non-specific "nonnull" attibute lists.
4607 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4609 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4610 single_pred_edge, single_succ, single_pred): Improve comments.
4612 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4614 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4615 single_pred_edge, single_succ, single_pred): New inline functions.
4616 * bb-reorder.c (rotate_loop, find_traces_1_round,
4617 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4618 duplicate_computed_gotos): Use the single_succ/pred functions.
4619 * cfganal.c (forwarder_block_p): Ditto.
4620 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4621 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4622 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4623 merge_seq_blocks): Ditto.
4624 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4625 * cfglayout.c (fixup_reorder_chain): Ditto.
4626 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4627 canonicalize_loop_headers, verify_loop_structure): Ditto.
4628 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4629 mfb_update_loops, create_preheader, force_single_succ_latches,
4630 create_loop_notes): Ditto.
4631 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4632 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4633 commit_one_edge_insertion, purge_dead_edges,
4634 cfg_layout_can_merge_blocks_p): Ditto.
4635 * except.c (sjlj_emit_function_enter): Ditto.
4636 * flow.c (init_propagate_block_info): Ditto.
4637 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4638 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4639 insert_insn_end_bb): Ditto.
4640 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4641 find_if_case_2): Ditto.
4642 * lambda-code.c (perfect_nestify): Ditto.
4643 * lcm.c (optimize_mode_switching): Ditto.
4644 * loop-doloop.c (doloop_modify): Ditto.
4645 * loop-init.c (loop_optimizer_init): Ditto.
4646 * loop-iv.c (simplify_using_initial_values): Ditto.
4647 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4648 * loop-unswitch.c (unswitch_loop): Ditto.
4649 * modulo-sched.c (generate_prolog_epilog): Ditto.
4650 * predict.c (combine_predictions_for_insn, estimate_probability,
4651 tree_estimate_probability, last_basic_block_p,
4652 estimate_bb_frequencies): Ditto.
4653 * profile.c (branch_prob): Ditto.
4654 * regrename.c (copyprop_hardreg_forward): Ditto.
4655 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4656 * tracer.c (layout_superblocks): Ditto.
4657 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4658 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4659 cleanup_control_expr_graph, disband_implicit_edges,
4660 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4661 tree_verify_flow_info, tree_make_forwarder_block,
4662 tree_forwarder_block_p, remove_forwarder_block,
4663 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4664 * tree-if-conv.c (tree_if_conversion): Ditto.
4665 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4666 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4667 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4668 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4669 copy_loop_headers): Ditto.
4670 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4671 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4672 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4673 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4674 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4675 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4676 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4677 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4678 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4679 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4680 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4681 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4682 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4683 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4684 slpeel_add_loop_guard): Ditto.
4686 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4688 PR tree-optimization/15784
4689 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4692 * stmt.c (expand_case): Don't change index_type. Convert minval
4695 PR tree-optimization/20130
4696 * fold-const.c (fold): Fold x * -1 into -x.
4698 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4700 PR rtl-optimization/20331
4701 * rtlanal.c (modified_between_p): Check its address first for MEM.
4702 (modified_in_p): Likewise.
4704 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4706 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4708 2005-03-10 Steven Bosscher <stevenb@suse.de>
4710 * expr.c (expand_expr_real_1): If possible, use a conditional
4711 move for expanding MIN_EXPR and MAX_EXPR.
4712 Use temp for moving around rtx-en.
4714 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4717 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4720 2005-03-10 Roger Sayle <roger@eyesopen.com>
4722 * builtins.c (expand_builtin_signbit): Extend to handle floating
4723 point modes wider than the largest integer type, using the
4724 operand_subword_force function to obtain the signbit's word.
4726 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4729 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4730 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4732 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4734 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4736 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4738 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4740 (perform_edge_inserts): Unconditionally call
4741 free_dominator_info.
4743 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4745 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4747 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4749 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4751 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4753 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4755 (rtl_register_value_prof_hooks,
4756 tree_value_profile_transformations,
4757 tree_register_value_prof_hooks): Likewise.
4758 * var-tracking.c (stack_adjust_offset_pre_post,
4759 variable_htab_free, variable_union, dataflow_set_different_2,
4760 count_uses, variable_was_changed, set_frame_base_location,
4761 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4762 vt_add_function_parameters): Likewise.
4763 * varasm.c (named_section_real, named_section, make_decl_rtl,
4764 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4765 const_hash_1, compare_constant, copy_constant, force_const_mem,
4766 output_constant_pool_2, output_constant_pool_1, output_constant,
4767 output_constructor, make_decl_one_only, decl_tls_model,
4768 default_no_named_section, default_elf_select_section_1,
4769 default_unique_section_1): Likewise.
4770 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4771 * vmsdbgout.c (addr_const_to_string): Likewise.
4774 * function.c (struct assign_parm_data_one): Remove last_named
4776 (assign_parm_find_data_types): Don't determine last_named.
4777 Reorder named_parm determination.
4778 (assign_parms): Only setup varargs on the last non-varadic
4781 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4783 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4784 sda base address on medium model.
4786 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4788 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4789 * cfgloop.c (flow_loop_nodes_find): Export.
4790 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4792 * cfgloopmanip.c (fix_loop_structure): New function.
4793 * predict.c (predict_loops): Clean up the loops information.
4794 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4795 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4797 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4798 (rewrite_into_loop_closed_ssa): Declaration changed.
4799 * tree-loop-linear.c (linear_transform_loops): Add argument to
4800 rewrite_into_loop_closed_ssa call.
4801 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4802 * tree-ssa-loop-im.c (move_computations): Ditto.
4803 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4804 * tree-vectorizer.c (vectorize_loops): Ditto.
4805 * tree-optimize.c: Include cfgloop.h.
4806 (execute_todo): Choose whether to call cleanup_tree_cfg or
4807 cleanup_tree_cfg_loop.
4808 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4809 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4810 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4811 cleanup_tree_cfg_loop call.
4812 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4813 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4814 work on part of cfg.
4816 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4819 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4820 with multiple alternatives.
4822 * stmt.c (parse_output_constraint): Fix a typo.
4824 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4826 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4827 assembly directive instead of deprecated "no-generics".
4829 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4831 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4832 for non-offsettable memory references to cope with outstanding reload
4834 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4835 avoid losing outstanding address reloads.
4836 ("reload_outdi", "reload_outdf"): Likewise.
4838 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4840 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4841 code. Add more cbrt transformations.
4843 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4845 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4847 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4849 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4850 NULL_TREE when a given tree is not simplified.
4851 (fold): Return the original tree when any of the functions
4852 mentioned above NULL_TREE.
4854 * fold-const.c (fold_unary, fold_binary): Take decomposed
4855 arguments, code, type, op0, and op1 in case of fold_binary.
4856 (fold): Update calls to fold_unary and fold_binary.
4858 2005-03-09 Roger Sayle <roger@eyesopen.com>
4860 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4861 a fndecl and an arglist instead of a CALL_EXPR, exp.
4863 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4865 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4867 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4869 * expr.c (expand_assignment): Remove orig_to_rtx.
4871 * fold-const.c (int_const_binop): Remove no_overflow.
4873 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4875 * loop-iv.c (get_biv_step_1): Remove lhs.
4877 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4879 * real.c (real_nan): Remove neg.
4881 * function.c (thread_prologue_and_epilogue_insns): Remove i
4884 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4887 * tree-eh.c (tree_could_trap_p): Remove idx.
4889 * tree-into-ssa.c (ann): Remove ann.
4891 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4893 * tree-sra.c (decide_block_copy): Remove inst_count.
4895 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4897 * tree-ssa-loop-im.c (lhs): Remove.
4899 * cfgbuild.c (state, STATE, SET_STATE,
4900 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4902 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4903 (find_basic_blocks): Set the state of each basic block to
4906 2005-03-08 Jeff Law <law@redhat.com>
4908 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4909 goto results in the removal of edges in the CFG, then we need
4910 to recompute dominators.
4912 2005-03-09 Ben Elliston <bje@au.ibm.com>
4914 * c-common.c (c_do_switch_warnings): Comment fix.
4916 2005-03-08 Julian Brown <julian@codesourcery.com>
4918 * Patch from 2005-03-08 reverted for causing regressions and
4919 ppc-darwin bootstrap failure.
4921 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4923 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4924 Define the real function for ppc-darwin.
4925 * c-typeck.c (convert_arguments): Check for target-specific
4926 invalid argument call to unprototyped function.
4927 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4929 * target.h (invalid_arg_for_unprototyped_fn): New field
4931 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4932 default target hook.
4933 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4936 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4938 * c-typeck.c (constructor_stack, constructor_range_stack,
4939 initializer_stack): Make them static.
4941 * cfg.c (rbi_pool): Make it static.
4943 * gimple-low.c (lower_stmt_body): Make it static.
4944 * tree-flow.h: Remove the corresponding prototype. Don't
4947 * sched-deps.c (cache_size): Make it static.
4949 * stor-layout.c (lang_adjust_rli): Make it static.
4951 2005-03-08 Julian Brown <julian@codesourcery.com>
4953 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4954 from being used for symbols with vague linkage when
4955 HAVE_GAS_COMDAT_GROUP is true.
4957 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4959 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4960 nlabel == JUMP_LABEL (jump).
4962 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4964 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4965 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4966 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4967 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4969 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4972 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4973 * c-common.c (handle_returns_twice): New function.
4974 (c_common_attribute_table): Declare eturns_twice' attribute.
4975 * doc/extend.texi: Document eturns_twice' attribute.
4976 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4977 (struct tree_decl): Add returns_twice_flag.
4979 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4981 * tree-ssa-phiopt.c: Fix a comment typo.
4983 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4984 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4985 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4988 2005-03-08 Richard Henderson <rth@redhat.com>
4990 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4991 builtin codes with ctzdi2, clzdi2, popcountdi2.
4992 (struct alpha_builtin_def): Add is_const.
4993 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4994 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4995 (alpha_init_builtins): Init them. Set nothrow and const attributes
4997 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4998 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4999 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5000 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5001 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5002 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5003 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5004 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5005 (TARGET_FOLD_BUILTIN): New.
5006 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5007 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5009 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5011 2005-03-08 Ira Rosen <irar@il.ibm.com>
5013 PR tree-optimization/20122
5014 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5015 condition of access function instead of base.
5017 2005-03-07 Jeff Law <law@redhat.com>
5018 Steven Bosscher <stevenb@suse.de>
5020 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5021 (find_taken_edge): Call find_taken_edge_computed_goto as
5022 appropriate. Allow any gimple invariant rather than just
5023 INTEGER_CST for VAL.
5024 (cleanup_control_flow): Cleanup a computed goto which has turned
5026 (tree_merge_blocks): If block B has any forced labels, move
5027 them to the start of block A.
5028 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5029 computed gotos as well.
5030 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5031 removal of unnecessary computed gotos too.
5032 (lookup_redirection_data): Fix type of INSERT argument. Callers
5035 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5037 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5038 Remove trailing spaces.
5040 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5041 unshare_all_trees): Make them static.
5042 * tree-gimple.h: Remove the corresponding prototypes.
5044 * diagnostic.h: Remove unused prototype
5045 debug_output_buffer.
5046 * modulo-sched.c: Remove unused prototype
5047 set_row_column_for_ps.
5049 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5050 replace_phi_edge_with_variable): Remove unused variable i.
5052 2005-03-07 Per Bothner <per@bothner.com>
5054 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5056 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5059 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5060 bbs on the COND_EXPR instead of the PHI_NODEs.
5061 (candidate_bb_for_phi_optimization): Remove.
5062 (replace_phi_with_stmt): Rename to ...
5063 (replace_phi_edge_with_variable): this and change so that we
5064 replace the phi argument instead of removing the PHI.
5065 (conditional_replacement): Change so we deal with PHI with more
5067 (value_replacement): Likewise.
5068 (abs_replacement): Likewise.
5070 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5072 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5073 output_e500_flip_gt_bit.
5075 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5077 (rs6000_generate_compare): Fix logic to look at the correct bits.
5078 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5080 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5081 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5082 gen_move_from_CR_gt_bit.
5084 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5085 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5086 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5088 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5089 (E500_CR_IOR_COMPARE): New constant.
5091 2005-03-08 Earl Chew <earl_chew@agilent.com>
5092 David Billinghurst <David.Billinghurst@riotinto.com>
5094 * config/i386/host-cygwin.c: New file to support precompiled
5096 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5097 * config.host: Use above files for cygwin host.
5099 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5101 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5102 ordering ops from earlier change.
5104 2005-03-07 Per Bothner <per@bothner.com>
5106 Various fixes to allow us to again build if --enable-mapped-location:
5107 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5108 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5109 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5110 local variable loc. Change logic appropriately.
5111 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5112 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5113 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5114 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5115 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5117 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5119 PR rtl-optimization/19683
5120 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5121 number of bytes, to smallest_int_for_mode. Fix arguments to
5122 REG_CANNOT_CHANGE_MODE_P.
5124 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5126 * reorg.c (relax_delay_slots): Check that the jump is
5127 conditional before trying to invert it.
5129 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5131 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5134 * calls (stack_arg_under_construction): Make it static.
5136 * flow.c (regs_live_at_setjmp): Make it static.
5137 * flow.h: Remove the corresponding prototype.
5139 * reload1.c (reload_startobj, reload_firstobj,
5140 something_needs_operands_changed, reload_inherited,
5141 reload_inheritance_insn, reload_override_in,
5142 reload_spill_index): Make them static.
5144 * recog.c (verify_changes): Make it static.
5145 * recog.h: Remove the corresponding prototype.
5147 * cfgbuild.c (find_sub_basic_blocks): Remove.
5148 * basic-block.h: Remove the corresponding prototype.
5149 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5151 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5153 * tree-ssa-operands.c (check_build_stmt): Remove.
5155 * stor-layout.c (set_alignment): Remove.
5156 * tree.h: Remove the corresponding prototype.
5158 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5160 * tree-ssa-dce.c (control_dependence_map,
5161 visited_control_parents): Make them static.
5163 * cfghooks.c (verify_flow_info): Remove local variable
5166 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5169 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5171 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5173 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5175 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5177 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5178 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5179 PARALLEL for an empty structure.
5181 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5183 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5185 * fold-const.c (fold_binary): Unroll the very first "for"
5188 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5190 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5191 redundant match_code test.
5192 (scc_comparison_operator): Swap match_operand and match_code
5194 (branch_positive_comparison_operator): Same.
5195 (trap_comparison_operator): Use comparison_operator and swap with
5198 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5201 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5202 (out_movhi_r_mr): Read low byte of volatile MEM first.
5203 (out_movhi_mr_r): Write high byte of volatile MEM first.
5205 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5207 * cselib.c (reg_values, reg_values_size): Make them static.
5209 * cse.c (cse_reg_info_table): Make it static.
5211 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5213 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5215 * cse.c (find_best_addr): Use canon_for_address.
5217 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5219 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5220 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5221 SUBREG and MEM, respectively.
5223 * fold-const.c (fold_binary): Use code instead of t.
5225 * fold-const.c (optimize_minmax_comparison): Take decomposed
5226 arguments code, type, op0, and op1 instead of t.
5227 (fold_binary): Update a call to optimize_minmax_comparison.
5229 * fold-const.c (fold_range_test): Take decomposed arguments
5230 code, type, op0, and op1 instead of t.
5231 (fold_binary): Update a call to fold_range_test.
5233 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5234 decomposed arguments code, type, op0, and op1 instead of t.
5235 (fold_binary): Update a call to fold_range_test.
5237 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5239 * fold-const.c (fold_binary): Avoid directly using the original
5240 expression t as much as possible.
5242 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5244 * c-semantics.c (build_stmt): Use TYPE_P instead of
5245 IS_NON_TYPE_CODE_CLASS.
5246 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5247 (NON_TYPE_CHECK): Use TYPE_P instead of
5248 IS_NON_TYPE_CODE_CLASS.
5250 * fold-const.c (fold): Remove handling of binary expressions.
5252 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5254 * doc/c-tree.texi: Wrap comments in @r{}.
5255 * doc/cpp.texi: Likewise.
5256 * doc/cppinternals.texi: Likewise.
5257 * doc/extend.texi: Likewise.
5258 * doc/md.texi: Likewise.
5259 * doc/objc.texi: Likewise.
5260 * doc/sourcebuild.texi: Likewise.
5261 * doc/tm.texi: Likewise.
5264 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5266 * predict.c (apply_return_prediction): Standardize PHI chain
5268 * tree-ssa.c (ssa_redirect_edge): Likewise.
5270 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5271 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5274 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5275 * tree-flow.h: Adjust the prototype for remove_phi_node.
5276 * lambda-code.c (perfect_nestify): Adjust a call to
5279 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5280 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5282 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5283 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5284 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5285 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5287 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5288 of GEN_INT (trunc_int_for_mode (...)).
5289 * loop-iv.c (iv_number_of_iterations): Likewise.
5290 * postreload.c (reload_cse_move2add): Likewise.
5291 * simplify-rtx.c (simplify_const_unary_operation,
5292 simplify_const_binary_operation): Likewise.
5293 * stor-layout.c (get_mode_bounds): Likewise.
5295 * fold-const.c (fold_binary): New.
5296 (fold): Call fold_binary on binary expressions.
5298 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5300 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5301 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5302 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5303 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5304 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5306 2005-03-04 Devang Patel <dpatel@apple.com>
5308 PR tree-optimization/18815
5309 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5310 loops with zero exit edges.
5312 2005-03-04 Devang Patel <dpatel@apple.com>
5314 * doc/invoke.texi: Remove reference to webpage that does not exist.
5316 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5317 Joseph S. Myers <joseph@codesourcery.com>
5320 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5321 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5322 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5323 * pa.c (get_plabel): Change argument to symbol_ref. Call
5324 maybe_get_identifier instead of get_identifier.
5325 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5326 (struct deferred_plabel): Replace name field with symbol field.
5327 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5328 ASM_OUTPUT_EXTERNAL_REAL is defined.
5329 (output_global_address): Use output_addr_const for output of all
5331 (output_deferred_plabels): Use symbol_ref instead of name for address
5333 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5334 ASM_OUTPUT_SYMBOL_REF): New macros.
5335 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5337 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5340 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5342 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5343 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5345 2005-03-04 Jeff Law <law@redhat.com>
5347 * basic-block.h (rediscover_loops_after_threading): Declare.
5348 * tree-ssa-dom.c: Include cfgloop.h.
5349 (tree_ssa_dominator_optimize): Discover loops and some basic
5350 properties. Remove forwarder blocks recreated by loop header
5351 canonicalization. Also mark backedges in the CFG.
5352 * tree-ssa-threadupdate.c: Include cfgloop.h
5353 (rediscover_loops_after_threading): Define.
5354 (struct local_info): New field, JUMP_THREADED.
5355 (prune_undesirable_thread_requests): New function.
5356 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5357 then record that fact for the callers of redirct_edges.
5358 (thread_block): If BB has incoming backedges, then call
5359 prune_undesirable_thraed_requests. Note when we are
5360 going to have to rediscover loop information. Return a
5361 boolean indicating if any jumps were threaded.
5362 (thread_through_all_blocks): Bubble up boolean indicating
5363 if any jumps were threaded.
5364 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5365 (tree-ssa-threadupdate.o): Similarly.
5367 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5369 * fold-const.c (fold_ternary): Unroll the "for" loop to
5372 2005-03-04 Andrew Haley <aph@redhat.com>
5374 * unwind-dw2-fde-glibc.c (struct
5375 unw_eh_callback_data.check_cache): New field.
5376 (frame_hdr_cache): New.
5377 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5378 Cache frame header info.
5380 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5382 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5383 (print_c_condition): Declare.
5384 * read-rtl.c (ptr_loc): New structure.
5385 (ptr_locs, ptr_loc_obstack, joined_conditions)
5386 (joined_conditions_obstack): New variables.
5387 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5388 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5389 (join_c_conditions, print_c_condition): New functions.
5390 (apply_macro_to_string): Associate the new string with the same
5391 source location as the old one.
5392 (add_condition_to_string): Use join_c_conditions.
5393 (read_string): Use set_rtx_ptr_loc to record a filename and line
5394 number for the string.
5395 (read_rtx): Initialize the new variables above.
5396 * genattrtab.c (write_test_expr, write_attr_value): Use
5398 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5399 comment above the GCC_VERSION check.
5400 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5401 Inline the definition of MAYBE_EVAL.
5402 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5403 * genoutput.c (process_template): Likewise.
5404 * genpreds.c (write_predicate_subfunction): Likewise.
5405 (write_predicate_expr): Use print_c_condition.
5406 * genrecog.c (write_cond): Likewise.
5407 * gensupport.c (process_rtx): Use join_c_conditions to join the
5408 conditions of a define_insn_and_split. Record a source location
5409 for the string after the "&&".
5410 (alter_test_for_insn): Use join_c_conditions.
5412 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5415 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5416 PR tree-optimization/15784
5417 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5420 2005-03-04 Ben Elliston <bje@au.ibm.com>
5422 * gcc.c (option_map): Add --coverage.
5423 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5424 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5425 * config/darwin.h: Pass -lgcov for `coverage'.
5426 * doc/invoke.texi (Debugging Options): Document --coverage.
5428 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5430 * gcse.c (bypass_block): Use find_edge wherever possible.
5432 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5436 * c-opts.c (c_common_parse_file): Call start_source_file
5437 and end_source_file at the approriate times.
5439 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5440 the main file, it will be done for us now.
5442 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5444 * fold-const.c (fold_ternary): New.
5445 (fold): Call fold_ternary on ternary expressions. Remove
5446 handling of ternary expressions.
5448 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5450 PR tree-optimization/15784
5451 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5454 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5456 * config/rs6000/predicates.md (branch_comparison_operator):
5457 Convert from C block to conditional format.
5459 2005-03-03 Jan Hubicka <jh@suse.cz>
5461 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5462 and non-constant public variables.
5464 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5466 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5469 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5472 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5473 calls to release_ssa_name and release_phi_node.
5475 * fold-const.c (fold): Remove handling of unary expressions.
5477 * fold-const.c (fold_unary): Avoid directly using the original
5478 expression t as much as possible.
5480 2005-03-03 Roger Sayle <roger@eyesopen.com>
5481 Andrew Pinski <pinskia@physics.uc.edu>
5483 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5484 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5486 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5488 Describe special registers SRP and MOF as allocatable registers.
5489 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5490 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5491 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5492 TARGET_HAS_MUL_INSNS.
5493 (cris_print_operand) <case 'd'>: New case.
5494 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5495 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5497 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5498 (REG_ALLOC_ORDER): Update for MOF.
5499 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5501 (GENERAL_REGS): No longer a define of ALL_REGS.
5502 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5503 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5505 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5506 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5507 (SECONDARY_RELOAD_CLASS): Define.
5508 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5509 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5510 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5511 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5512 (REGISTER_MOVE_COST): Define.
5513 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5514 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5515 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5516 (CRIS_MOF_REGNUM): New define_constants.
5517 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5519 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5521 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5522 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5523 Adjust for MOF being properly described as a register.
5524 (indir_to_reg_split): Name this split. Conditionalize on the
5525 destination register being a general register.
5526 (movei): Conditionalize on on operands 0 and 1 having the same
5529 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5532 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5533 -mcpu to override any other explicitly given flags.
5535 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5537 * recog.c (verify_changes, confirm_change_group): New functions,
5538 broken out of apply_change_group.
5539 (apply_change_group): Use them.
5540 * recog.h (verify_change, confirm_change_group): Declare.
5541 * rtl.h (redirect_jump_2): Declare.
5542 * jump.c (redirect_exp, invert_exp): Delete.
5543 (invert_exp_1): Take second parameter. Return value. Changed caller.
5544 (redirect_jump_2): New function, broken out of redirect_jump.
5545 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5546 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5547 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5549 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5551 * varasm.c (named_section): Use xstrdup rather than doing it by
5554 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5556 2005-03-02 Devang Patel <dpatel@apple.com>
5558 Undo PR tree-optimization/18815 fix.
5560 2005-03-02 Devang Patel <dpatel@apple.com>
5562 PR tree-optimization/18815
5563 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5564 loops with zero exit edges.
5566 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5568 * cfg.c (connect_src, connect_dest, disconnect_src,
5569 disconnct_dest): New.
5570 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5571 redirect_edge_pred): Use the new functions.
5573 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5574 free_dominance_info only when needed.
5576 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5579 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5580 (reg_or_sub_cint64_operand): Same.
5582 2005-03-02 Jeff Law <law@redhat.com>
5584 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5585 CFG_ALTERED in the main DOM iteration loop.
5587 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5590 * varasm.c (initializer_constant_valid_p): Allow conversions
5591 between OFFSET_TYPEs. Tidy.
5593 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5595 * config/cris/cris.md ("return"): Remove epilogue delay list
5598 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5600 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5602 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5604 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5606 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5607 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5608 config/m68k/m68k.c, config/mips/mips.h,
5609 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5610 doc/include/gcc-common.texi: Update copyright.
5612 PR middle-end/18029 and PR middle-end/18030
5613 * expr.c (optimize_bitfield_assignment_op): Add a special case
5614 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5616 * fold-const.c (fold_unary): New.
5617 (fold): Call fold_unary on unary expressions.
5619 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5621 * cgraph.h (struct cgraph_edge): Add prev_caller and
5623 (cgraph_node_remove_callees): Export.
5624 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5626 (cgraph_edge_remove_callee): New function.
5627 (cgraph_edge_remove_caller): Likewise.
5628 (cgraph_remove_edge): Use.
5629 (cgraph_redirect_edge_callee): Likewise.
5630 (cgraph_node_remove_callees): New function.
5631 (cgraph_node_remove_callers): Likewise.
5632 (cgraph_remove_node): Use.
5633 * tree-optimize.c (tree_rest_of_compilation): Use
5634 cgraph_node_remove_callees instead of manual loop.
5635 * cgraphunit.c (cgraph_finalize_function): Likewise.
5636 (cgraph_expand_function): Likewise.
5637 (cgraph_remove_unreachable_nodes): Likewise.
5639 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5642 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5644 * c-decl.c (undeclared_variable): Take location as argument.
5645 * c-typeck.c (build_external_ref): Likewise.
5646 * c-parser.c (c_parser_postfix_expression): Pass location of
5647 identifier to build_external_ref.
5649 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5651 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5652 CCEQ mode for branch_positive_comparison_operator test.
5653 * config/rs6000/predicates (branch_comparison_operator): Revert to
5655 (scc_comparison_operator): Same.
5656 (branch_positive_comparison_operator): Same.
5658 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5660 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5661 (cris_delay_slots_for_epilogue): Remove.
5662 (save_last): Move into cris_target_asm_function_epilogue.
5663 (cris_target_asm_function_epilogue): Remove tests for file being
5665 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5666 (cris_delay_slots_for_epilogue): Remove prototypes.
5667 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5668 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5670 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5672 * config/rs6000/predicates.md (branch_comparison_operator): Change
5673 to define_special_predicate.
5674 (scc_comparison_operator): Same.
5675 (branch_positive_comparison_operator): Same.
5677 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5679 * Makefile.in (tree-ssa-sink.o): New.
5680 (OBJS-common): Add tree-ssa-sink.o.
5681 * common.opt: Add -ftree-sink
5682 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5683 * timevar.def (TV_TREE_SINK): new timevar.
5684 * tree-flow.h (is_hidden_global_store): Prototype.
5685 * tree-optimize.c (init_tree_optimization_passes): Add
5687 * tree-pass.h (pass_sink_code): New.
5688 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5689 for non-obvious global store store to is_hidden_global_store, and
5690 call that new function.
5691 * tree-ssa-sink.c: New file.
5692 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5693 * doc/passes.texi: Document forward store motion.
5694 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5695 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5696 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5697 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5699 2005-03-01 Per Bothner <per@bothner.com>
5701 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5702 and we have a non-zero column-number, add it to the message.
5703 Also factor out the diagnostic_kind_text.
5705 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5707 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5708 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5709 flow_loop_scan): Removed.
5710 (flow_loop_dump): Do not dump removed fields.
5711 (flow_loop_free): Do not free removed fields.
5712 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5713 (loop_exit_edge_p): New function.
5714 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5715 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5716 num_exits, exits_doms.
5717 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5718 LOOP_EDGES, LOOP_ALL): Removed.
5719 (flow_loop_scan): Declaration removed.
5720 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5721 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5723 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5724 (if_convert): Call flow_loops_find and flow_loops_free
5725 when calling mark_loop_exit_edges.
5726 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5727 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5728 free_dominance_info calls.
5729 * loop-init.c (flow_loops_find): Ditto.
5730 * passes.c (rest_of_handle_branch_prob): Ditto.
5731 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5732 * loop-unroll.c (analyze_insns_in_loop): Do not use
5734 * predict.c (predict_loops): Do not call flow_loop_scan.
5735 Use get_loop_exit_edges.
5736 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5737 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5738 Do not use EDGE_LOOP_EXIT.
5739 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5740 to bb_with_exit_edge_p.
5741 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5742 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5743 to bb_with_exit_edge_p.
5744 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5746 * tree-loop-linear.c (linear_transform_loops): Do not call
5747 flow_loop_scan. Use loop->single_exit.
5748 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5749 (vect_analyze_loop_form): Do not call flow_loop_scan.
5750 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5752 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5754 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5755 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5756 slpeel_tree_duplicate_loop_to_edge_cfg,
5757 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5758 Use loop_preheader_edge and loop->single_exit. Do not call
5761 2005-03-01 Nick Clifton <nickc@redhat.com>
5763 * config/arm/arm.c (thumb_find_work_register): Check all of the
5764 argument registers to see if they are free, and a couple of
5765 special cases where the last argument register but can be proved
5766 to be available during the function's prologue.
5767 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5768 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5769 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5771 (thumb_compute_save_reg_mask): Likewise. Also use
5772 thumb_find_work_register() to ensure that there is agreement about
5773 which work register is going to be used in the prologue.
5774 (thumb_output_function_prologue): Use unsigned long as the type
5775 for the register bit-mask. Also delay pushing the link register if
5776 other high registers are going to be pushed.
5777 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5778 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5779 redundant prototypes.
5781 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5784 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5785 and after reload in REG+REG indexed addresses without REG_POINTER
5786 set in the base and not set in the index.
5788 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5790 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5791 Don't undefine here.
5792 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5793 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5794 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5795 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5796 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5798 * config.gcc (sh*-*-linux*): Use config/linux.h.
5800 2005-02-28 Dale Johannesen <dalej@apple.com>
5801 Stan Shebs <shebs@apple.com>
5803 Rewrite of 64-bit Darwin structure-by-value pass/return.
5804 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5805 intoffset, use_stack, named.
5806 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5807 (rs6000_darwin64_record_arg_advance_flush): New.
5808 (rs6000_darwin64_record_arg_advance_recurse): New.
5809 (rs6000_darwin64_record_arg_flush): New.
5810 (rs6000_darwin64_record_arg_recurse): New.
5811 (rs6000_darwin64_record_arg): New.
5812 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5813 (function_arg_boundary): Handle 128-bit aligned structs.
5814 (function_arg_advance): Rewrite darwin64 struct handling.
5815 (function_arg): Call rs6000_darwin64_record_arg.
5816 (function_arg_partial_nregs): Handle darwin64 structs.
5817 (rs6000_darwin64_function_value): Remove.
5818 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5820 2005-02-28 Roger Sayle <roger@eyesopen.com>
5822 PR tree-optimization/20216
5823 * tree-chrec.c (tree_fold_factorial): Delete.
5824 (tree_fold_binomial): Change argument list to take a return type
5825 and change the type of K to unsigned int. Rewrite to avoid explicit
5826 evaluation of factorials, and (recursively) calling fold to perform
5827 compile-time arithmetic. Return NULL on (internal) overflow.
5828 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5829 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5830 if any intermediate calculation overflows.
5831 (chrec_apply): Update call to chrec_evaluate.
5833 2005-02-28 James E Wilson <wilson@specifixinc.com>
5835 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5837 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5840 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5841 instead of NULL_TREE on error.
5843 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5845 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5846 (EASY_VECTOR_15_ADD_SELF): Remove.
5847 (num_insns_constant_wide): Not static.
5848 (validate_condition_mode): Not static.
5849 (toc_relative_expr_p): Not static.
5850 (legitimate_indirect_address_p): Not static.
5851 (macho_lo_sum_memory_operand): Not static.
5852 (invalid_e500_subreg): Not static.
5853 (easy_vector_same): Not static.
5854 (easy_vector_splat_const): Not static.
5855 (RS6000_SYMBOL_REF_TLS_P): Remove.
5856 (any_operand): Delete.
5857 (any_parallel_operand): Delete.
5858 (count_register_operand): Delete.
5859 (altivec_register_operand): Delete.
5860 (xer_operand): Delete.
5861 (s8bit_cint_operand): Delete.
5862 (short_cint_operand): Delete.
5863 (u_short_cint_operand): Delete.
5864 (non_short_cint_operand): Delete.
5865 (exact_log2_cint_operand): Delete.
5866 (gpc_reg_operand): Delete.
5867 (cc_reg_operand): Delete.
5868 (cc_reg_not_cr0_operand): Delete.
5869 (reg_or_short_operand): Delete.
5870 (reg_or_neg_short_operand): Delete.
5871 (reg_or_aligned_short_operand): Delete.
5872 (reg_or_u_short_operand): Delete.
5873 (reg_or_cint_operand): Delete.
5874 (reg_or_arith_cint_operand): Delete.
5875 (reg_or_add_cint64_operand): Delete.
5876 (reg_or_sub_cint64_operand): Delete.
5877 (reg_or_logical_cint_operand): Delete.
5878 (got_operand): Delete.
5879 (got_no_const_operand): Delete.
5880 (easy_fp_constant): Delete.
5881 (easy_vector_constant): Delete.
5882 (easy_vector_constant_add_self): Delete.
5883 (zero_constant): Delete.
5884 (zero_fp_constant): Delete.
5885 (volatile_mem_operand): Delete.
5886 (offsettable_mem_operand): Delete.
5887 (mem_or_easy_const_operand): Delete.
5888 (add_operand): Delete.
5889 (non_add_cint_operand): Delete.
5890 (logical_operand): Delete.
5891 (non_logical_cint_operand): Delete.
5892 (mask_operand): Delete.
5893 (mask_operand_wrap): Delete.
5894 (mask64_operand): Delete.
5895 (mask64_2_operand): Delete.
5896 (and64_operand): Delete.
5897 (and64_2_operand): Delete.
5898 (and_operand): Delete.
5899 (reg_or_mem_operand): Delete.
5900 (lwa_operand): Delete.
5901 (symbol_ref_operand): Delete.
5902 (call_operand): Delete.
5903 (current_file_function_operand): Delete.
5904 (input_operand): Delete.
5905 (rs6000_nonimmediate_operand): Delete.
5906 (rs6000_tls_symbol_ref): Delete.
5907 (save_world_operation): Delete.
5908 (restore_world_operation): Delete.
5909 (load_multiple_operation): Delete.
5910 (store_multiple_operation): Delete.
5911 (vrsave_operation): Delete.
5912 (mfcr_operation): Delete.
5913 (mtcrf_operation): Delete.
5914 (lmw_operation): Delete.
5915 (stmw_operation): Delete.
5916 (branch_comparison_operator): Delete.
5917 (branch_positive_comparison_operator): Delete.
5918 (scc_comparison_operator): Delete.
5919 (trap_comparison_operator): Delete.
5920 (boolean_operator): Delete.
5921 (boolean_or_operator): Delete.
5922 (min_max_operator): Delete.
5923 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5924 (EASY_VECTOR_15): Moved to here.
5925 (EASY_VECTOR_15_ADD_SELF): Move to here.
5926 (PREDICATE_CODES): Delete.
5927 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5928 Declare functions no longer static.
5929 * config/rs6000/predicates.md: New.
5930 * config/rs6000/rs6000.md: Include predicates.md
5932 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5934 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5935 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5937 * cfgrtl.c (need_fake_edge_p): Likewise.
5938 * combine.c (distribute_notes): Likewise.
5939 * emit-rtl.c (try_split): Likewise.
5940 * recog.c (peephole2_opimize): Likewise.
5941 * reg-notes.def (ALWAYS_RETURN): Remove.
5942 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5943 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5944 * tree.h (ECF_ALWAYS_RETURN): Remove.
5946 2005-02-28 Roger Sayle <roger@eyesopen.com>
5949 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5950 between different machine modes is never a "useless" conversion.
5952 2005-02-28 Geert Bosch <bosch@gnat.com>
5955 * doc/contrib.texi: List contributors for Ada front end
5957 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5959 * simplify-rtx.c (simplify_unary_operation_1,
5960 simplify_const_unary_operation): New, extracted from...
5961 (simplify_unary_operation): ... this one.
5962 (simplify_binary_operation_1,
5963 simplify_const_binary_operation): New, extracted from...
5964 (simplify_binary_operation): ... this one.
5965 * rtl.h (simplify_const_unary_operation,
5966 simplify_const_binary_operation): Add prototypes.
5968 2005-02-28 Julian Brown <julian@codesourcery.com>
5970 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5971 building libjava and caused PR regression/20228.
5973 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5976 * Makefile.in (host_subdir): New.
5977 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5978 * configure: Regenerate.
5980 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5982 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5983 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5984 installation directory first.
5986 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5989 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5990 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5991 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5992 * config/cris/cris.md: Tweak comments referring to Q.
5993 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5994 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5995 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5996 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5997 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5998 Insert spaces in constraints to align alternatives vertically for
6000 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6003 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6005 PR rtl-optimization/17728
6006 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6007 operand 0 from general_operand to move_dest_operand.
6009 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6011 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6012 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6013 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6014 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6016 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6018 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6019 * configure: Regenerate.
6020 * libada-mk.in: Remove CC; rename
6021 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6023 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6026 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6027 for the lhs, also walk over the tree. Likewise for rhs.
6029 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6031 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6032 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6033 Do not propagate value of iv before increment over the increment.
6035 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6037 * c-parser.c: New file.
6038 * c-parse.in: Remove.
6039 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6041 (c-parser.o): Add dependencies.
6042 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6043 maintainer-clean, TAGS): Update.
6044 * c-config-lang.in (gtfiles): Update.
6045 * gengtype-lex.l: Don't handle "@@".
6046 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6047 objc_build_synchronized, objc_begin_try_stmt,
6048 objc_begin_catch_clause, objc_finish_catch_clause,
6049 objc_build_finally_clause, objc_finish_try_stmt): New.
6050 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6052 (c_parse_init): Update comment.
6053 * c-decl.c (c_init_decl_processing): Update comment.
6054 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6055 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6056 new c_declspecs members.
6058 2005-02-25 Julian Brown <julian@codesourcery.com>
6060 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6061 from being used for symbols with vague linkage when
6062 HAVE_GAS_COMDAT_GROUP is true.
6064 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6066 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6068 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6071 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6072 (LIBGCC2_HAS_DF_MODE): New.
6073 (LIBGCC2_HAS_XF_MODE): New.
6074 (LIBGCC2_HAS_TF_MODE): New.
6075 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6076 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6077 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6078 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6079 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6080 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6081 and add _fixtfdi, _fixunstfdi, _floatditf
6082 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6083 L_fixunstfdi, L_floatditf.
6084 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6085 (LIBGCC2_HAS_TF_MODE): Define.
6087 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6089 PR tree-optimization/20204
6090 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6091 REWRITE_THIS_STMT markers on PHI nodes.
6092 (rewrite_initialize_block): Likewise.
6094 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6096 * version.c (version_string): Update to 4.1.
6098 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6100 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6101 Clarify that the alternative way doesn't work in GNU C++.
6103 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6105 PR tree-optimization/19937
6106 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6107 to the type of the induction variable.
6109 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6111 PR rtl-optimization/20117
6112 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6113 the block including noncopyable insn.
6115 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6117 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6118 calls to find_reg_note.
6120 2005-02-24 Richard Henderson <rth@redhat.com>
6123 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6126 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6128 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6129 vector types if to use base reg for misaligned non-word ld/std.
6131 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6134 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6135 dwarf2 label manually and put it after, not before the prologue.
6137 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6140 * reload.c (operands_match_p): Only increment register number for
6141 SCALAR_INT_MODE_P modes in multiple hard registers.
6143 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6146 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6148 * ChangeLog.5: Fix log message typo(s).
6149 * ChangeLog.7: Likewise.
6150 * ChangeLog.tree-ssa: Likewise.
6151 * cfgexpand.c: Fix comment typo(s).
6152 * conflict.c: Likewise.
6153 * defaults.h: Likewise.
6154 * dwarf2out.c: Likewise.
6156 * ggc-page.c: Likewise.
6157 * tree-eh.c: Likewise.
6158 * tree-ssa-dom.c: Likewise.
6160 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6163 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6164 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6165 if SHARED is defined.
6168 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6169 allow splitting only if operands 0 and 3 don't overlap.
6171 2005-02-24 Richard Henderson <rth@redhat.com>
6174 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6175 (fold_builtin_1): Call them.
6176 * fold-const.c (fold_complex_mult_parts): Split out from ...
6177 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6178 (fold_complex_div_parts, fold_complex_div): New.
6180 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6182 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6184 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6185 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6187 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6188 (print_node): Likewise.
6189 Print TYPE_SIZES_GIMPLIFIED.
6191 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6193 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6194 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6195 operands as commutative in constraints.
6197 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6199 * tree-into-ssa.c: Re-organize internal functions.
6201 2005-02-24 Richard Henderson <rth@redhat.com>
6204 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6206 * common.opt (fcx-limited-range): New.
6207 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6208 * toplev.c (flag_complex_method): Initialize to 1.
6209 (process_options): Set flag_complex_method to 0 if
6210 flag_cx_limited_range.
6211 * doc/invoke.texi (-fcx-limited-range): New.
6213 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6215 * cse.c (delete_trivially_dead_insns): Speed up by using
6216 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6219 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6221 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6222 functions when -mid-shared-library is being used.
6224 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6226 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6227 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6228 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6229 * system.h: Poison LINK_LIBGCC_SPECIAL.
6231 2005-02-23 James E Wilson <wilson@specifixinc.com>
6233 * gengtype.c (note_insn_name): Make 1 element larger.
6235 2005-02-23 Roger Sayle <roger@eyesopen.com>
6238 PR rtl-optimization/20097
6239 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6240 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6242 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6244 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6245 * t-aix52 (SHLIB_INSTALL): Same.
6247 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6249 * genpreds.c: Update copyright.
6251 2005-02-23 Michael Beach <michaelb@ieee.org>
6254 * config/sparc/t-elf (startup files): Assemble with CPP.
6256 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6258 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6259 (write_predicate_expr): Likewise.
6261 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6263 PR tree-optimization/20100
6264 PR tree-optimization/20115
6265 * tree-optimize.c (init_tree_optimization_passes): Remove
6266 pass_maybe_create_global_var.
6267 * tree-pass.h (pass_maybe_create_global_var): Remove.
6268 * tree-ssa-alias.c (aliases_computed_p): Declare.
6269 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6270 (count_calls_and_maybe_create_global_var): Remove.
6271 (pass_maybe_create_global_var): Remove.
6272 (init_alias_info): Do not declare aliases_computed_p.
6273 (maybe_create_global_var): If the function contains no
6274 call-clobbered variables and a mix of pure/const and regular
6275 function calls, create .GLOBAL_VAR.
6276 Mark all call-clobbered variables for renaming.
6277 (merge_pointed_to_info): Update comment.
6278 (add_pointed_to_var): Likewise.
6279 (is_escape_site): Likewise.
6280 Accept struct alias_info * instead of size_t *.
6282 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6284 * tree-ssa-operands.c (get_call_expr_operands): If
6285 ALIASES_COMPUTED_P is false, do not add call-clobbering
6287 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6288 (delete_tree_ssa): Likewise.
6290 2005-02-22 James E Wilson <wilson@specifixinc.com>
6292 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6293 (do_compile): Do call it here.
6295 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6297 PR rtl-optimization/20017.
6298 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6299 rest_of_handle_cse2, rest_of_handle_gcse): Call
6300 delete_dead_jumptables immediately before calling cleanup_cfg.
6302 2005-02-22 Devang Patel <dpatel@apple.com>
6305 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6308 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6310 * config/rs6000/aix.h (WINT_TYPE): Define.
6312 2005-02-22 Stan Shebs <shebs@apple.com>
6314 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6315 natural alignment for 64-bit Darwin.
6316 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6318 * doc/invoke.texi: Document this.
6320 2005-02-22 DJ Delorie <dj@redhat.com>
6322 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6323 to make_[un]signed_type, not the mode itself.
6325 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6327 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6328 not available. Use tail calls wherever possible.
6329 (make_edge): Call unchecked_make_edge to create an edge.
6331 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6332 (coalesce_ssa_name): Don't check for
6333 SSANORM_USE_COALESCE_LIST.
6334 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6336 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6338 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6339 (rewrite_into_ssa): ... here.
6341 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6343 PR tree-optimization/19786
6344 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6345 tag to another's may-alias bitmap when adding to the other's list.
6347 2005-02-21 DJ Delorie <dj@redhat.com>
6349 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6350 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6351 registers in unsupported ways.
6352 * expmed.c (init_expmed): Likewise.
6354 2005-02-21 Stan Cox <scox@redhat.com>
6356 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6358 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6360 * tree-cfg.c (fold_cond_expr_cond): New.
6361 (make_edges): Call fold_cond_expr_cond.
6362 (find_taken_edge): Accept nothing but INTEGER_CST.
6363 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6365 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6367 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6368 that do not belong to any basic block.
6370 2005-02-21 Jeff Law <law@redhat.com>
6372 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6375 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6377 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6378 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6379 Adjust their definitions.
6380 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6381 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6383 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6384 genautomata.c, langhooks.c, langhooks.h, system.h,
6385 config/arm/lib1funcs.asm: Update copyright.
6387 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6389 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6391 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6394 * doc/install.texi: Document --with-gc.
6396 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6398 * simplify-rtx.c (simplify_unary_operation): Add a missing
6401 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6403 PR tree-optimization/18663
6404 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6405 if the type has variable bounds.
6407 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6409 * gcse.c: Remove an obsolete comment.
6411 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6413 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6415 * doc/extend.texi (Function Attributes) <Attribute const>: The
6416 attribute "pure" is below this text, not above.
6418 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6420 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6421 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6422 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6424 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6427 * langhooks.h (struct lang_hooks): Add to_target_charset.
6428 * langhooks.c (lhd_to_target_charset): New function.
6429 * langhooks-def.h: Declare lhd_to_target_charset.
6430 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6431 (LANG_HOOKS_INITIALIZER): Update.
6432 * c-common.c (c_common_to_target_charset): New function.
6433 * c-common.h: Declare it.
6434 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6435 c_common_to_target_charset.
6437 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6438 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6440 * system.h: Poison them.
6441 * doc/tm.texi: Don't discuss them.
6442 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6443 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6444 (pp_c_char): Do not attempt to generate letter escapes for
6446 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6447 * config/mips/mips.c (mips_output_ascii): Likewise.
6449 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6451 PR tree-optimization/19951
6452 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6455 2005-02-19 Steven Bosscher <stevenb@suse.de>
6458 * function.h (struct function): New field `max_loop_depth'.
6459 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6460 (flow_loops_find): Reset the max loop depth count before finding loops.
6461 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6462 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6463 (calculate_global_regs_live): Make sure the loop will terminate
6464 when the initial sets are not empty.
6466 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6468 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6470 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6472 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6475 * doc/invoke.texi: Remove documentation of %M spec.
6477 (init_spec): Remove %M suffix from -lgcc_s.
6478 (do_spec_1): Remove 'M' case.
6479 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6480 to put shared libraries in the multilib directory. Remove the
6481 shlib_so_soname substitution variable. Don't add a multilib encoding
6482 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6483 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6484 SHLIB_INSTALL as well as SHLIB_LINK.
6485 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6486 (SHLIB_NAME): Delete.
6487 (SHLIB_DIR): New macro.
6488 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6489 (SHLIB_INSTALL): Adjust accordingly.
6490 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6491 * config/t-slibgcc-sld: Likewise.
6492 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6493 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6494 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6496 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6497 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6498 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6499 Use @shlib_base_name@ instead of @shlib_so_name@.
6500 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6501 and @shlib_base_name@.so in @multilib_dir@.
6502 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6503 to the install path.
6504 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6505 (SHLIB_LINK): Remove previous workaround.
6506 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6507 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6508 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6510 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6511 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6512 (SHLIB_INSTALL): Adjust accordingly.
6513 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6514 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6515 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6516 config/t-slibgcc-elf-ver.
6518 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6519 Jakub Jelinek <jakub@redhat.com>
6521 PR tree-optimization/19828
6522 * tree-ssa-loop-im.c: Add a TODO comment.
6523 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6524 without side-effects.
6526 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6528 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6531 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6533 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6534 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6535 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6537 (ia64_reorg): Delete fixup_errata call.
6538 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6539 (TARGET_SWITCHES): Delete -mb-step entry.
6541 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6544 * c-typeck.c (composite_type): Handle quals in transparent unions.
6545 (type_lists_compatible_p): Likewise.
6547 2005-02-18 Stan Shebs <shebs@apple.com>
6549 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6550 expressions in the .literal8 section.
6552 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6554 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6556 2005-02-18 Roger Sayle <roger@eyesopen.com>
6558 * fold-const.c (constant_boolean_node): Always create values of the
6559 specified type, don't bother calling truthvalue_conversion.
6561 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6563 * except.c (output_function_exception_table): Call
6564 assemble_external_libcall (eh_personality_libfunc).
6566 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6569 * config/ia64/ia64.h (struct machine_function): Add state_num.
6570 * config/ia64/ia64.c (process_epilogue,
6571 process_for_unwind_directive): Use new unwind state numbers each
6572 time rather than state 1.
6574 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6577 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6578 before the "*llgt_didi" pattern.
6580 2005-02-18 Jason Merrill <jason@redhat.com>
6582 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6584 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6586 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6587 (div0): Use it in place of ARM_FUNC_ALIAS.
6588 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6590 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6593 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6594 access, the lower bound of the array type if it exists.
6596 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6599 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6600 cases that are out-of-range for the index type.
6602 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6604 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6605 (estimate_case_costs): Don't call convert.
6606 * expmed.c (expand_shift): Likewise.
6607 (make_tree): Call fold_convert instead of convert.
6609 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6612 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6613 that ref to be marked MEM_READONLY_P doesn't have base that needs
6616 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6618 * genautomata.c (output_get_cpu_unit_code_func,
6619 output_cpu_unit_reservation_p): Don't generate old-style function
6622 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6625 PR tree-optimization/20009
6626 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6628 PR tree-optimization/18947
6629 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6630 inline, remove all nodes that are inlined into the extern inline
6633 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6635 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6636 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6637 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6638 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6641 2005-02-17 Roger Sayle <roger@eyesopen.com>
6643 PR tree-optimization/19917
6644 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6645 to be potentially trapping.
6647 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6649 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6651 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6653 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6654 tem becomes a local variable which is set to the value of the
6655 back end defined INITIAL_FRAME_ADDRESS macro.
6656 (expand_builtin_frame_address): Omit the base parameter to
6657 expand_builtin_return_addr.
6658 (expand_builtin_profile_func): Likewise.
6659 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6660 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6661 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6663 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6665 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6666 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6667 * config/frv/frv.c (frv_function_epilogue): Likewise.
6669 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6671 * lambda-code (perfect_nestify): Remove mark/unmark
6673 * tree-loop-linear.c (linear_transform_loops): Add
6674 rewrite_into_ssa call so that ssa is correct for
6675 rewriting into loop closed.
6677 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6679 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6680 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6682 * bt-load.c (btr_def_live_range, combine_btr_defs,
6683 migrate_btr_def, migrate_btr_defs): Likewise.
6684 * cfgcleanup.c (thread_jump): Likewise.
6685 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6686 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6687 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6688 df_rd_local_compute, df_reg_info_compute): Likewise.
6689 * dominance.c (init_dom_info, free_dom_info): Likewise.
6690 * flow.c (init_propagate_block_info,
6691 free_propagate_block_info): Likewise.
6692 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6693 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6694 modify_reg_pav): Likewise.
6695 * loop-invariant.c (find_defs, find_invariant_insn,
6696 find_invariants, free_inv_motion_data): Likewise.
6697 * predict.c (tree_predict_by_opcode,
6698 estimate_bb_frequencies): Likewise.
6699 * stmt.c (expand_case): Likewise.
6700 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6701 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6702 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6703 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6704 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6705 rewrite_ssa_into_ssa): Likewise.
6706 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6707 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6708 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6709 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6710 * tree-sra.c (tree_sra): Likewise.
6711 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6712 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6713 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6714 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6715 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6716 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6718 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6719 calculate_live_on_entry, calculate_live_on_exit,
6720 build_tree_conflict_graph): Likewise.
6721 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6722 record_important_candidates, set_use_iv_cost, find_depends,
6723 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6724 tree_ssa_iv_optimize_finalize): Likewise.
6725 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6726 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6727 tree_duplicate_loop_to_header_edge): Likewise.
6728 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6729 * tree-ssa.c (verify_flow_insensitive_alias_info,
6730 verify_name_tags, verify_ssa, init_tree_ssa,
6731 delete_tree_ssa): Likewise.
6732 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6733 fini_ssanames): Likewise.
6734 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6736 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6738 * config/rs6000/t-rtems: Completely reworked.
6740 2005-02-17 Ira Rosen <irar@il.ibm.com>
6742 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6744 2005-02-17 Ira Rosen <irar@il.ibm.com>
6746 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6747 POINTER_TYPE_P when checking that type is a pointer.
6748 (vect_get_memtag): Remove.
6749 (vect_address_analysis): Use POINTER_TYPE_P. Call
6750 vect_object_analysis with dummy parameter for memtag.
6751 (vect_object_analysis): Extract memtag (functionality that
6752 used to be in vect_get_memtag and moved here). Fix printings.
6753 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6754 with correct parameters. Remove call to vect_get_memtag.
6756 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6758 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6759 (tree-vectorizer.o): Added missing dependencies.
6761 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6763 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6764 declaration in tree-vectorizer.c, now has an extern declaration in
6766 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6767 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6768 get_vectype_for_scalar_type, vect_is_simple_use,
6769 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6770 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6771 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6772 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6773 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6774 find_loop_location): Likewise.
6776 * tree-vectorizer.c (langhooks.h): #include removed.
6777 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6778 moved to tree-vectorized.h.
6779 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6780 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6781 get_vectype_for_scalar_type, vect_is_simple_use,
6782 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6783 vect_supportable_dr_alignment, new_loop_vec_info,
6784 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6785 vect_set_verbosity_level, find_loop_location): Likewise.
6787 (vect_analyze_loop): Function externalized. Declaration moved to
6788 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6789 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6790 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6791 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6792 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6793 vect_enhance_data_refs_alignment, vect_analyze_operations,
6794 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6795 vect_stmt_relevant_p, vect_get_loop_niters,
6796 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6797 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6798 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6799 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6800 vect_get_memtag): Likewise.
6802 (vectorizable_load): Function externalized. Declaration moved to
6803 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6804 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6805 vect_transform_loop): Likewise.
6806 (vect_transform_stmt): Moved to tree-vect-transform.c.
6807 (vect_align_data_ref, vect_create_destination_var,
6808 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6809 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6810 vect_get_vec_def_for_operand, vect_init_vector,
6811 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6812 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6813 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6814 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6815 vect_do_peeling_for_loop_bound): Likewise.
6817 * tree-vect-analyze.c: New file.
6818 * tree-vect-transform.c: New file.
6820 2005-02-17 Jason Merrill <jason@redhat.com>
6822 PR mudflap/19319, c++/19317
6823 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6826 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6828 * doc/install.texi (Specific): Update link for Darwin-specific
6831 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6833 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6834 constant_boolean_node.
6836 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6839 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6840 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6842 2005-02-16 Richard Henderson <rth@redhat.com>
6845 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6847 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6848 replace uses with Wtype_MAXp1_F.
6849 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6850 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6851 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6852 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6853 and HAVE_TFMODE as appropriate.
6854 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6855 (__floatdisf): Likewise.
6856 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6857 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6858 (Wtype_MAXp1_F): New.
6859 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6860 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6862 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6865 * arm.c (arm_apply_result_size): New function.
6866 * arm.h (APPLY_RESULT_SIZE): Define.
6867 * arm-protos.h (arm_apply_result_size): Add prototype.
6868 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6869 (movxf): New expand.
6870 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6871 (call_value_symbol): Remove predicate for operand 0.
6872 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6873 (untyped_call): Rework to correclty return values for any type.
6874 (untyped_return): New expand.
6875 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6877 2005-02-16 Stan Shebs <shebs@apple.com>
6879 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6880 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6882 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6884 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6885 configure settings on Solaris 7 and later.
6887 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6889 PR tree-optimization/19865
6890 * tree-optimize.c (init_tree_optimization_passes): Run
6891 pass_may_alias after pass_sra.
6893 2005-02-16 Richard Henderson <rth@redhat.com>
6894 Stuart Hastings <stuart@apple.com>
6897 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6898 Do nothing if debug info suppressed for this function.
6899 (dbxout_begin_function): Early exit if debug info suppressed for
6902 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6905 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6907 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6909 PR tree-optimization/19967
6910 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6911 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6912 argument TYPE. Adjust calls to fold_builtin_XXX.
6913 (expand_builtin, fold_builtin_1): Adjust calls to
6915 (fold_builtin_strchr, fold_builtin_strpbrk,
6916 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6917 result to a requested type TYPE.
6919 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6922 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6923 (T)x & (T)cst if (T)cst overflows.
6924 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6925 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6927 2005-02-15 Jeff Law <law@redhat.com>
6929 * gcse.c (blocks_with_calls): New bitmap.
6930 (alloc_gcse_mem): Allocate it.
6931 (free_gcse_mem): Free it.
6932 (clear_modifY_mem_tables): Clear it.
6933 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6934 when we encounter CALL_INSNs.
6935 (compute_transp, case MEM): Handle blocks with calls separate
6936 from blocks without calls. Use bitmap iterators rather than
6939 2005-02-15 Peter O'Gorman <peter@pogma.com>
6942 * mklibgcc.in (vis_hide): Use a temporary object file, not
6945 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6948 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6949 access optimization.
6951 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6952 Alan Modra <amodra@bigpond.net.au>
6955 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6956 (_xlqsub): Rename to __gcc_qsub.
6957 (_xlqmul): Rename to __gcc_qmul.
6958 (_xlqdiv): Rename to __gcc_qdiv.
6959 Provide versioned symbol aliases with old names.
6960 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6961 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6962 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6963 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6964 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6966 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6968 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6969 Fold ~(A - 1) and ~(A + -1) to -A.
6971 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6975 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6976 config/pa/pa-host.c:pa_gt_pch_use_address.
6978 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6980 * tree-vn.c (get_value_handle): Make sure that given an
6981 is_gimple_min_invariant expression, we always return it.
6983 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6985 * passes.c (rest_of_handle_gcse): Fix a comment.
6987 2005-02-15 Jeff Law <law@redhat.com>
6989 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6991 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6992 (canon_list_insert, record_last_mem_set_info): Similarly.
6993 (clear_modify_mem_tables): Similarly.
6995 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6997 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6998 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6999 config/mips/mips.md, config/rs6000/aix.h,
7000 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7002 2005-02-15 Richard Henderson <rth@redhat.com>
7004 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7005 call to be best_edge.
7007 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7009 * basic-block.h: Adjust the prototype for find_basic_blocks.
7010 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7011 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7014 * flow.c (recompute_reg_usage): Remove all arguments.
7015 * passes.c (rest_of_compilation): Adjust the call to
7016 recompute_reg_usage.
7017 * rtl.h: Adjust the prototype for recompute_reg_usage.
7019 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7021 * tree-dump.c (dump_files): Update to reflect new member
7023 (dump_register): Add new argument.
7025 (dump_switch_p_1): Check against glob name if doglob was passed.
7026 (dump_switch_p): Check against regular first, then glob if
7027 we didn't have any hits on the dump name.
7028 * tree-optimize.c (register_one_dump_file):
7029 Pass in glob name as well.
7030 * tree-pass.h (struct dump_file_info): Add glob
7033 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7035 PR preprocessor/16323
7036 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7038 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7041 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7042 (trunctfdf2_internal1): New.
7043 (trunctfdf2_internal2): Renamed from trunctfdf2.
7045 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7047 PR tree-optimization/19853
7048 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7050 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7052 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7053 delete_dead_jumptables and cleanup_cfg.
7055 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7057 * reload.c (find_reloads): Swap address_reloaded flags when
7058 swapping commutative operands.
7060 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7062 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7063 Use standard_iv_increment_position for computing the bsi position
7065 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7068 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7071 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7072 life range of hard registers.
7073 * value-prof.c (insn_prefetch_values_to_profile): Only
7076 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7077 profile in libcalls.
7079 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7081 * bitmap.h (bitmap_and_compl_into): Return bool.
7082 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7084 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7086 PR tree-optimization/19944
7087 * fold-const.c (fold): Re-add ABS_EXPR folding.
7089 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7092 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7093 {TARGET,MASK}_XL_COMPAT.
7094 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7096 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7097 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7099 (rs6000_arg_partial_bytes): Same.
7100 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7101 and XL compatibility enabled.
7102 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7103 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7104 test to final condition.
7105 (cmptf_internal2): New.
7106 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7107 xl-compat. Add TFmode information to description.
7109 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7111 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7113 2005-02-13 Jason Merrill <jason@redhat.com>
7116 * fold-const.c (fold_indirect_ref_1): Split out from...
7117 (build_fold_indirect_ref): Here.
7118 (fold_indirect_ref): New fn.
7119 * tree.h: Declare it.
7120 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7121 (gimplify_modify_expr_rhs): Likewise.
7122 (gimplify_expr): Likewise.
7124 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7126 PR tree-optimization/14303
7127 PR tree-optimization/15784
7128 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7129 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7130 ABS_EXPR<x> != 0 to x != 0.
7132 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7134 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7135 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7136 spelling conventions.
7138 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7139 delete_trivially_dead_insns too many times.
7141 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7144 2005-02-12 Ira Rosen <irar@il.ibm.com>
7146 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7147 (vect_is_simple_iv_evolution): Remove redundant parameter
7149 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7150 without last parameter.
7151 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7152 Return pointer step. Call vect_is_simple_iv_evolution without
7153 last parameter. Check only that the step is multiple of size
7154 type. Remove stmt_vinfo updates.
7155 (vect_get_memtag_and_dr): Remove.
7156 (vect_get_memtag): New function.
7157 (vect_address_analysis): New function.
7158 (vect_object_analysis): New function.
7159 (vect_analyze_data_refs): Call vect_object_analysis and
7160 vect_get_memtag. Update stmt_vinfo fields.
7162 2005-02-12 Ira Rosen <irar@il.ibm.com>
7164 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7165 exist and are objects. Remove checks for pointer.
7166 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7167 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7168 (vect_create_data_ref_ptr): Likewise.
7169 (vect_base_addr_differ_p): New function.
7170 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7171 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7172 Don't set the DR_BASE_NAME field of data-ref.
7173 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7175 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7177 * optabs.h (enum optab_index): Add new OTI_ldexp.
7178 (ldexp_optab): Define corresponding macro.
7179 * optabs.c (init_optabs): Initialize ldexp_optab.
7180 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7182 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7184 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7185 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7187 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7188 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7191 2005-02-12 Ira Rosen <irar@il.ibm.com>
7193 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7195 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7197 (vect_get_base_and_offset): Always return an address.
7198 (vect_create_addr_base_for_vector_ref): Remove treatment for
7199 different data reference types.
7200 (vect_compute_data_ref_alignment): Rename base to base_address in
7201 stmt_vec_info. Get the object in order to force its alignment.
7202 (vect_get_memtag_and_dr): Rename base to base_address in
7203 stmt_vec_info. Extract the object for memtag analysis.
7205 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7207 PR regression/19898.
7208 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7209 changes cc_status, use apply modified_in_p to part of cc_status
7210 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7213 2005-02-11 Richard Henderson <rth@redhat.com>
7215 * tree-complex.c (expand_complex_libcall): New.
7216 (expand_complex_multiplication): Use it for c99 compliance.
7217 (expand_complex_division): Likewise.
7218 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7220 * builtins.c (built_in_names): Remove const.
7221 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7223 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7224 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7225 (built_in_names): Remove const.
7226 * c-common.c (c_common_type_for_mode): Handle complex modes.
7227 * flags.h, toplev.c (flag_complex_method): Rename from
7228 flag_complex_divide_method.
7229 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7230 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7231 * libgcc2.h: Declare them.
7232 * libgcc-std.ver: Export them.
7233 * mklibgcc.in (lib2funcs): Build them.
7235 2005-02-11 Steven Bosscher <stevenb@suse.de>
7237 PR tree-optimization/19876
7238 Partially revert my change from 2005-01-14
7239 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7240 (compute_antic): ...and remove the loop here.
7242 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7245 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7246 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7248 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7249 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7251 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7253 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7254 offsets for the big-endian 32-bit case.
7256 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7258 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7260 2005-02-11 Dale Johannesen <dalej@apple.com>
7262 * cselib.c (cselib_process_insn): Clear out regs where
7263 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7264 * reload.c (find_equiv_reg): Ditto.
7266 2005-02-11 Ian Lance Taylor <ian@airs.com>
7268 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7271 * tree.c (build_function_type_list): Work correctly if there are
7274 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7276 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7277 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7278 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7279 TARGET_ZARCH instead of TARGET_64BIT.
7281 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7283 * config/rs6000/t-rtems:
7284 (MULTILIB_OPTIONS): Remove mcpu=602.
7285 (MUTLILIB_DIRNAMES): Remove m602.
7286 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7287 Let mcpu=602 match mcpu=603.
7288 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7290 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7292 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7295 2005-02-10 David Daney <ddaney@avtrex.com>
7297 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7298 * config/i386/linux-unwind.h: Likewise.
7299 * config/ia64/linux-unwind.h: Likewise.
7300 * config/mips/linux-unwind.h: Likewise.
7301 * config/pa/linux-unwind.h: Likewise.
7302 * config/rs6000/linux-unwind.h: Likewise.
7303 * config/s390/linux-unwind.h: Likewise.
7304 * config/sh/linux-unwind.h: Likewise.
7305 * config/sparc/linux-unwind.h: Likewise.
7307 2005-02-10 Steven Bosscher <stevenb@suse.de>
7309 PR tree-optimization/17549
7310 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7311 TER to replace a DEF with its expression if the DEF and the
7312 rhs of the expression we replace into have the same root
7315 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7317 * config/mips/mips.md: Fix the placement of the match_scratch in the
7320 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7322 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7325 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7327 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7328 (strip_offset): Handle addresses.
7329 (add_address_candidates): Use strip_offset.
7330 (difference_cost): Reflect strip_offset change.
7331 (force_var_cost, difference_cost): Strip nops.
7333 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7335 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7337 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7338 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7339 config/cris/cris-protos.h, config/cris/cris.c: Update
7342 2005-02-10 Jeff Law <law@redhat.com>
7344 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7345 (lookup_avail_expr): Similarly.
7347 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7349 * builtins.c (fold_builtin_powi): New function.
7350 (fold_builtin_1): Call it.
7352 2005-02-10 Steven Bosscher <stevenb@suse.de>
7354 PR documentation/19309
7355 * doc/cpp.texi: The __GNUC__ and related predefined macros
7356 are also defined for the "standalone" cpp.
7357 Some non-GCC compilers may also define __GNUC__.
7359 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7362 * c-typeck.c (common_type): New routine. Old common_type renamed
7364 (c_common_type): ...this.
7365 (build_conditional_expr, build_binary_op): Use c_common_type instead
7368 2005-02-10 Steven Bosscher <stevenb@suse.de>
7370 * doc/md.texi: Replace @samp{length} with @code{length}.
7372 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7374 PR tree-optimization/18687
7375 * tree-flow.h (find_loop_niter): Declare.
7376 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7377 Try using scev even for loops with more than one exit.
7378 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7379 (struct ivopts_data): Added niters field.
7380 (struct nfe_cache_elt): New.
7381 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7383 (tree_ssa_iv_optimize_init): Initialize niters cache.
7384 (determine_number_of_iterations): Removed.
7385 (find_induction_variables): Do not call determine_number_of_iterations.
7386 Access niters for single exit through niter_for_single_dom_exit.
7387 (add_iv_outer_candidates): Access niters for single exit through
7388 niter_for_single_dom_exit.
7389 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7390 number_of_iterations_cond.
7391 (iv_period): New function.
7392 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7393 (may_replace_final_value): Take data argument. Use
7394 niter_for_single_dom_exit.
7395 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7396 (rewrite_use_compare): Pass data to may_eliminate_iv.
7397 (rewrite_use_outer): Pass data to may_replace_final_value.
7398 (free_loop_data): Clean up the niters cache.
7399 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7400 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7401 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7402 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7403 (num_ending_zeros): Moved to tree.c.
7404 * tree.h (num_ending_zeros): Declare.
7405 * tree.c (num_ending_zeros): Moved from tree.c.
7407 2005-02-09 Richard Henderson <rth@redhat.com>
7409 * builtins.c (DEF_BUILTIN): Add COND argument.
7410 * tree.h (DEF_BUILTIN): Likewise.
7411 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7412 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7414 (DEF_BUILTIN_STUB): New.
7415 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7416 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7417 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7418 * c-common.c (DEF_BUILTIN): Add COND argument.
7419 * tree.c (local_define_builtin): New.
7420 (build_common_builtin_nodes): New.
7422 2005-02-09 Roger Sayle <roger@eyesopen.com>
7424 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7425 floating point expression ignoring the sign of the result.
7426 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7427 (fold) <MULT_EXPR>: Use it to simplify x*x.
7428 * tree.h (fold_strip_sign_ops): Prototype here.
7429 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7430 argument. Use fold_strip_sign_ops to simplify the first argument.
7431 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7432 first argument when the second argument is an even integer
7433 constant, but only with -funsafe_math_optimizations.
7434 (fold_builtin_1): Update call to fold_builtin_copysign.
7436 2005-02-09 Ian Lance Taylor <ian@airs.com>
7439 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7440 just check whether EH_FILTER_FAILURE falls through.
7442 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7444 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7445 insns return to ready list in the next turn.
7447 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7450 * builtins.def: New __builtin_powi[lf].
7451 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7452 (expand_builtin_powi): New function.
7453 (expand_builtin): Dispatch to expand_builtin_powi.
7454 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7455 * libgcc2.c: Add __builtin_powi[lf] implementation.
7456 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7457 * optabs.h: Add powi_optab.
7458 * optabs.c (init_optabs): Initialize powi_optab.
7459 * doc/extend.texi: Document __builtin_powi[lf].
7461 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7463 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7466 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7469 * fold-const.c (try_move_mult_to_index): Remove redundant
7470 type argument. Create ADDR_EXPR with correct type.
7471 (fold): Update callers of try_move_mult_to_index. Convert
7472 result to the appropriate type.
7474 2005-02-09 Roger Sayle <roger@eyesopen.com>
7477 * config/avr/avr.c (default_rtx_costs): Delete.
7478 (avr_operand_rtx_cost): New function.
7479 (avr_rtx_costs): Completely rewrite.
7481 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7484 * config/cris/cris.c (in_code): New variable.
7485 (cris_output_addr_const): Now a static function, a wrapper for
7487 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7488 case from old cris_output_addr_const.
7489 (cris_asm_output_label_ref): Similar for LABEL_REF.
7490 (cris_output_addr_const_extra): Similar for UNSPEC.
7491 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7492 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7493 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7495 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7496 (cris_asm_output_label_ref): Declare.
7498 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7500 PR preprocessor/19801
7501 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7502 filenames that changed when libcpp was moved to the toplevel.
7504 2005-02-07 Roger Sayle <roger@eyesopen.com>
7506 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7507 zero extensions of BImode operands. Call lowpart_subreg instead
7508 of gen_lowpart_common and gen_lowpart_SUBREG.
7510 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7513 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7514 * configure.ac: Set cc_for_cross_gnattools.
7515 * configure: Regenerate.
7517 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7520 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7522 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7525 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7526 of nested functions.
7528 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7530 * doc/extend.texi: Document deprecated extensions allowing
7531 static floating-point members to have initializers and allowing
7532 floating-point literals in integral constant expressions.
7534 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7536 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7537 config/darwin7.h, config/mips/mips.c,
7538 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7541 * cse.c: Update comments.
7543 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7546 * builtins.c (fold_builtin_sqrt): Transform
7547 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7550 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7551 Dorit Naishlos <dorit@il.ibm.com>
7553 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7554 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7555 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7557 * tree.h (vect_set_verbosity_level): New extern function declaration
7559 * tree-vectorizer.h (verbosity_levels): New enum type.
7560 * tree-vectorizer.c (vect_debug_stats): Function removed.
7561 (vect_debug_details): Likewise.
7562 (vect_verbosity_level): Global variable was defined and initialized.
7563 (vect_dump): Global variable definition.
7564 (vect_print_dump_info): New function.
7565 (vect_set_dump_settings): New function.
7566 (vect_set_verbosity_level): New function.
7567 (vectorize_loops): Add call to vect_set_dump_settings.
7569 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7570 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7571 (slpeel_tree_peel_loop_to_edge): Likewise.
7573 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7574 appropriate verbosity level instead of call to vect_debug_details
7575 or vect_debug_stats.
7576 (vect_get_base_and_offset):
7577 (vect_create_addr_base_for_vector_ref):
7578 (get_vectype_for_scalar_type):
7579 (vect_create_data_ref_ptr):
7581 (vect_get_vec_def_for_operand):
7582 (vect_finish_stmt_generation):
7583 (vectorizable_assignment):
7584 (vectorizable_operation):
7585 (vectorizable_store):
7586 (vectorizable_load):
7587 (vect_transform_stmt):
7588 (vect_update_ivs_after_vectorizer):
7589 (vect_do_peeling_for_loop_bound):
7590 (vect_update_inits_of_drs):
7591 (vect_do_peeling_for_alignment):
7592 (vect_transform_loop):
7593 (vect_is_simple_use):
7594 (vect_analyze_operations):
7595 (vect_is_simple_iv_evolution):
7596 (vect_analyze_scalar_cycles):
7597 (vect_analyze_data_ref_dependence):
7598 (vect_analyze_data_ref_dependences):
7599 (vect_compute_data_ref_alignment):
7600 (vect_enhance_data_refs_alignment):
7601 (vect_analyze_data_refs_alignment):
7602 (vect_analyze_data_ref_access):
7603 (vect_analyze_data_ref_accesses):
7604 (vect_analyze_pointer_ref_access):
7605 (vect_get_memtag_and_dr):
7606 (vect_analyze_data_refs):
7607 (vect_mark_relevant):
7608 (vect_stmt_relevant_p):
7609 (vect_mark_stmts_to_be_vectorized):
7610 (vect_can_advance_ivs_p):
7611 (vect_get_loop_niters):
7612 (vect_analyze_loop_form):
7613 (vect_analyze_loop):
7614 (vectorize_loops): Likewise.
7616 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7617 (vect_update_inits_of_drs):
7618 (vect_do_peeling_for_alignment):
7619 (vect_transform_loop):
7620 (vect_analyze_operations):
7621 (vect_analyze_scalar_cycles):
7622 (vect_analyze_data_ref_dependences):
7623 (vect_analyze_data_refs_alignment):
7624 (vect_analyze_data_ref_accesses):
7625 (vect_analyze_data_refs):
7626 (vect_mark_stmts_to_be_vectorized):
7627 (vect_get_loop_niters):
7628 (vect_analyze_loop_form):
7629 (vect_analyze_loop): Likewise.
7630 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7632 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7636 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7637 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7638 either -ffast-math or -funsafe-math-optimizations is in use.
7640 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7641 * config/mips/irix-csr.c: New file.
7642 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7643 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7644 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7647 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7649 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7650 redundant, incorrect definitions.
7652 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7654 ("*tls_indirect_call"): New, reference hard regs directly.
7655 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7657 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7659 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7660 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7662 2005-02-06 Roger Sayle <roger@eyesopen.com>
7664 PR rtl-optimization/19800
7665 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7666 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7669 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7671 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7673 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7676 * doc/invoke.texi: Correct documentation of -freorder-functions.
7678 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7681 * doc/invoke.texi: Don't mention gccbug.
7683 2005-02-06 Roger Sayle <roger@eyesopen.com>
7684 Andrew Pinski <pinskia@physics.uc.edu>
7685 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7687 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7688 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7689 into just (zero_extract:SI FOO (const_int 1) BAR).
7691 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7693 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7694 macro locally. Don't give last revision date. Use GCC version
7695 number from gcc-common.texi.
7696 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7697 revision date. Use GCC version number from gcc-common.texi.
7698 Describe being a library as current state rather than as 3.x
7700 * doc/gcc.texi: Remove last update date.
7701 * doc/gccint.texi: Likewise. Update copyright dates.
7702 * doc/install.texi: Update copyright dates.
7704 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7707 * doc/invoke.texi: Mention for each option included in -Wall that
7708 it is included in -Wall.
7709 * doc/gcc.texi: Update copyright and last modification date.
7711 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7713 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7714 unnecessary cast to original induction variable increments.
7716 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7718 PR tree-optimization/18219
7719 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7720 in distributed form.
7722 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7724 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7725 Set bitpos and offset later in the function. Do nothing if the
7726 target is a register and if the bitfield lies completely outside
7728 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7729 here. Return an uninitialised register if the source value is stored
7730 in a register and the bitfield lies completely outside that register.
7732 2005-02-06 Steven Bosscher <stevenb@suse.de>
7734 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7737 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7739 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7741 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7743 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7744 * config/darwin8.h: New.
7745 * config/darwin7.h: Update comment.
7747 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7748 Dorit Naishlos <dorit@il.ibm.com>
7750 * tree-vectorizer.h (LOC): New type.
7751 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7752 (loop_line_number): New field in struct _loop_vec_info.
7753 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7755 * tree-vectorizer.c (input.h): Included.
7756 (find_loop_location): New function.
7757 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7758 loop line number removed.
7759 (vect_debug_details): Likewise.
7760 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7762 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7763 call to vect_debug_details/stats changed from loop to loop_loc.
7764 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7765 (slpeel_tree_peel_loop_to_edge): Likewise.
7767 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7768 changed from NULL to UNKNOWN_LOC.
7769 (vect_get_base_and_offset):
7770 (vect_create_addr_base_for_vector_ref):
7771 (get_vectype_for_scalar_type):
7772 (vect_create_data_ref_ptr):
7774 (vect_get_vec_def_for_operand):
7775 (vect_finish_stmt_generation):
7776 (vectorizable_assignment):
7777 (vectorizable_operation):
7778 (vectorizable_store):
7779 (vectorizable_load):
7780 (vect_transform_stmt):
7781 (vect_update_ivs_after_vectorizer):
7782 (vect_do_peeling_for_loop_bound):
7783 (vect_do_peeling_for_alignment):
7784 (vect_transform_loop):
7785 (vect_is_simple_use):
7786 (vect_analyze_operations):
7787 (vect_is_simple_iv_evolution):
7788 (vect_analyze_scalar_cycles):
7789 (vect_analyze_data_ref_dependences):
7790 (vect_compute_data_ref_alignment):
7791 (vect_enhance_data_refs_alignment):
7792 (vect_analyze_data_ref_access):
7793 (vect_analyze_data_ref_accesses):
7794 (vect_analyze_pointer_ref_access):
7795 (vect_get_memtag_and_dr):
7796 (vect_analyze_data_refs):
7797 (vect_mark_relevant):
7798 (vect_stmt_relevant_p):
7799 (vect_mark_stmts_to_be_vectorized):
7800 (vect_can_advance_ivs_p):
7801 (vect_get_loop_niters):
7802 (vect_analyze_loop):
7803 (vectorize_loops): Likewise.
7805 (vectorizable_load): Argument in call to vect_debug_details/stats
7806 changed from loop to LOOP_LOC (loop_vinfo).
7807 (vect_transform_loop):
7808 (vect_analyze_operations):
7809 (vect_analyze_scalar_cycles):
7810 (vect_analyze_data_ref_dependence):
7811 (vect_enhance_data_refs_alignment):
7812 (vect_analyze_data_ref_accesses):
7813 (vect_analyze_pointer_ref_access):
7814 (vect_analyze_data_refs):
7815 (vect_analyze_loop): Likewise.
7817 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7818 changed from loop to loop_loc.
7820 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7822 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7823 Dorit Naishlos <dorit@il.ibm.com>
7825 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7827 (vect_analyze_data_ref_dependences): Likewise.
7829 (vect_is_simple_use): Argument changed from loop structure to
7830 loop_vect_info structure.
7831 (vect_can_advance_ivs_p): Likewise.
7832 (vect_create_index_for_vector_ref): Likewise.
7833 (vect_update_ivs_after_vectorizer): Likewise.
7834 (new_stmt_vec_info): Likewise.
7836 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7837 changed from loop to loop_vinfo.
7838 (vect_create_data_ref_ptr): First argument in call to
7839 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7840 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7841 was changed from loop to loop_vinfo.
7842 (vectorizable_operation): Likewise.
7843 (vectorizable_store): Likewise.
7844 (vect_mark_stmts_to_be_vectorized): Likewise.
7845 (vect_do_peeling_for_loop_bound): First argument in call to
7846 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7847 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7848 was changed from loop to loop_vinfo.
7849 (vect_analyze_data_ref_dependences): Third argument in call to
7850 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7852 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7853 (vect_create_data_ref_ptr): Likewise.
7854 (vect_init_vector): Likewise.
7855 (vect_get_vec_def_for_operand): Likewise.
7856 (vectorizable_assignment): Likewise.
7857 (vectorizable_operation): Likewise.
7858 (vectorizable_store): Likewise.
7859 (vectorizable_load): Likewise.
7860 (vect_update_ivs_after_vectorizer): Likewise.
7861 (vect_is_simple_use): Likewise.
7862 (vect_analyze_data_ref_dependence): Likewise.
7863 (vect_analyze_pointer_ref_access): Likewise.
7864 (vect_can_advance_ivs_p): Likewise.
7866 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7867 before _stmt_vec_info.
7868 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7869 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7870 (new_stmt_vec_info): Argument changed from loop structure to
7871 loop_vect_info structure
7873 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7874 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7875 (vect_create_addr_base_for_vector_ref): Likewise.
7876 (vect_analyze_pointer_ref_access): Likewise.
7878 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7881 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7882 phi flag if the phi is abnormal.
7884 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7887 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7888 information for the new statement.
7890 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7893 * gcc.c (main): Include the target in -v output.
7895 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7897 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7898 Do not drop the extend if we'd have to add a paradoxical subreg
7899 later. Include optabs.h and insn-codes.h.
7900 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7902 2005-02-02 Roger Sayle <roger@eyesopen.com>
7905 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7906 * fold-const.c (const_binop): Avoid constant folding floating
7907 point operations in modes that use composite representations.
7908 * simplify-rtx.c (simplify_binary_operation): Likewise.
7910 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7912 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7914 (altivec_dstt): Likewise.
7915 (altivec_dstst): Likewise.
7916 (altivec_dststt): Likewise.
7917 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7920 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7922 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7923 EXPR_LOCUS from orig_cond to the new cond_stmt.
7924 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7927 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7929 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7930 standard_iv_increment_position. Remove call to bsi_next
7931 (no need to bump the iterator anymore).
7932 (vect_create_index_for_vector_ref): Call
7933 standard_iv_increment_position. Remove second function argument.
7934 (vect_finish_stmt_generation): Remove call to bsi_next
7935 (no need to bump the iterator anymore).
7936 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7937 to vect_create_index_for_vector_ref.
7939 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7941 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7942 phis are used out of the loop.
7944 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7947 * c-decl.c (undef_nested_function): New variable.
7948 (pop_scope): Diagnose undefined nested functions.
7949 (finish_function): Don't attempt cgraph processing or genericizing
7950 if current top-level function contained an undefined nested
7951 function. Reset undef_nested_function at the end of a top-level
7954 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7956 * tree.c (build_int_cst_type): Take sign of the value into account
7957 when deciding whether sign extend the value.
7959 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7962 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7963 (cpp_options, cc1_options): Change %{std*&ansi} to
7964 %{std*&ansi&trigraphs}.
7966 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7968 * cse.c: Update comments.
7970 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7972 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7973 arguments go on the stack. Do not put complex doubles in odd/even
7976 2005-02-02 Steven Bosscher <stevenb@suse.de>
7978 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7979 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7980 -ftree-pre, and -fthread-jumps.
7982 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7984 PR tree-optimization/19578
7985 * tree-flow.h (modified_noreturn_calls): Declare.
7986 (noreturn_call_p): Declare.
7987 * tree-flow-inline.h (noreturn_call_p): New function.
7988 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7989 * tree-cfg.c (modified_noreturn_calls): New variable.
7990 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7991 that contain a mid-block noreturn call.
7992 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7994 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7996 * df.c (df_def_record_1, df_uses_record): Don't use
7998 * df.h (DF_FOR_REGALLOC): Remove.
8000 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8003 * c-typeck.c (really_start_incremental_init): Reset
8004 constructor_max_index for arrays of incomplete type.
8006 2005-02-02 Jeff Law <law@redhat.com>
8008 * gcse.c (struct reg_set): Store the block index where the register
8009 was set rather than the setting insn.
8010 (record_one_set, compute_transp): Corresponding changes.
8011 (pre_insert_copy_insn): Do not call replace_one_set.
8012 (replace_one_set): Remove.
8014 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8017 * doc/gcov.texi: Fix typo.
8019 2005-02-01 Richard Henderson <rth@redhat.com
8022 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8023 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8025 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8026 * config/i386/i386-protos.h: Update.
8028 2005-02-01 Steven Bosscher <stevenb@suse.de>
8030 PR tree-optimization/19217
8031 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8032 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8033 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8034 that it is walking a PHI node.
8036 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8038 * doc/extend.texi (Nested Functions): Update.
8040 2005-02-01 Richard Henderson <rth@redhat.com>
8043 * optabs.c (expand_copysign_absneg): Export.
8044 * optabs.h (expand_copysign_absneg): Declare.
8045 * config/rs6000/rs6000.md (copysigntf3): New.
8047 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8049 PR tree-optimization/19633
8050 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8051 * tree-ssa-alias.c (init_alias_info): Initialize.
8052 (merge_pointed_to_info): Set.
8053 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8054 (dump_points_to_info_for): Show value of pt_null.
8055 (struct count_ptr_d): Declare.
8056 (find_ptr_dereference): Remove.
8057 (ptr_is_dereferenced_by): Remove.
8058 (count_ptr_derefs): New local function.
8059 (count_uses_and_derefs): New local function.
8060 (compute_points_to_and_addr_escape): Call it. If the number
8061 of dereferences is greater than zero, mark the pointer as
8062 dereferenced. If there are fewer dereferences than uses of
8063 the pointer, the pointer's value escapes.
8065 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8067 PR tree-optimization/19670
8068 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8070 (verify_use): ... set it here, instead.
8072 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8074 * doc/sourcebuild.texi (Test directives): Fix formatting.
8076 * doc/sourcebuild.texi (Test directives): Describe selector
8079 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8081 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8082 specific 64-bit CPUs.
8084 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8087 * arm.c (arm_eliminable_register): New function.
8088 (adjacent_mem_locations): Don't allow eliminable registers. Use
8089 HOST_WIDE_INT for address offsets.
8090 * arm-protos.h (arm_eliminable_register): Add prototype.
8092 2005-02-01 Steven Bosscher <stevenb@suse.de>
8094 PR optimization/15242
8095 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8096 * basic-block.h (duplicate_computed_gotos): Add prototype.
8097 * bb-reorder.c (duplicate_computed_gotos): New function to
8098 duplicate sufficiently small blocks ending in a computed jump.
8099 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8100 if not optimizing for size.
8101 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8102 never do tail merging for blocks ending in a computed jump.
8103 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8105 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8107 Patch from Richard Sandiford <rsandifo@redhat.com>
8108 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8109 from inheriting a subreg equivalence with a non-spill register.
8111 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8113 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8115 * config/frv/frv.c (movcc_fp_destination_operand): New.
8116 (gpr_or_memory_operand): Fix typo in comment.
8117 (gpr_or_memory_operand_with_scratch): New.
8118 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8119 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8120 movcc_fp_destination_operand.
8121 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8122 Legitimize memory addresses using a scratch register.
8124 2005-01-31 Jeff Law <law@redhat.com>
8126 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8127 bitmap a sparse bitmap instead of a simple bitmap.
8128 (mark_def_sites_initialize_block): Corresponding changes.
8129 (ssa_mark_def_sites_initialize_block): Likewise.
8130 (ssa_mark_phi_uses): Likewise.
8131 (mark_def_site, ssa_mark_def_sites): Likewise.
8132 (mark_def_site_blocks): Likewise.
8133 (rewrite_ssa_into_ssa): Likewise.
8135 * tree-ssa-dom.c (record_cond): Pass correct variable type
8136 for last argument to htab_find_slot_with_hash.
8138 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8139 effects when optimizing 0 % X. Do not try to optimize X % 0.
8141 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8143 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8146 2005-02-01 Eric Christopher <echristo@redhat.com>
8148 * config/mips/mips.c (override_options): Warn if -mint64
8150 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8153 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8155 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8157 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8158 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8159 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8160 (cached_regno): Initialize to INVALID_REGNUM.
8161 (cse_reg_info_table_size,
8162 cse_reg_info_table_first_uninitialized,
8163 cse_reg_info_timestamp): New.
8164 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8166 (init_cse_reg_info, get_cse_reg_info_1): New.
8167 (get_cse_reg_info): Cache the last look-up.
8168 (new_basic_block): Update the code to clear mappings from
8169 registers to cse_reg_info entries.
8170 (cse_main): Call init_cse_reg_info.
8172 * cse.c (get_cse_reg_info): Update a comment.
8174 2005-01-31 Steven Bosscher <stevenb@suse.de>
8177 * c-decl.c (start_decl): Do not warn about arrays of elements with
8178 an incomplete type here.
8179 (grokdeclarator): Do it here by making a pedwarn an error.
8180 * c-typeck.c (push_init_level): If there were previous errors with
8181 the constructor type, do not warn about braces for initializers.
8182 (process_init_element): Likewise for excess initializer elements.
8184 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8186 * cse.c (delete_trivially_dead_insn): Don't iterate.
8188 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8190 * config/rs6000/rs6000.md (copysignsf3): New expand.
8191 (copysigndf3): Likewise.
8193 2005-01-31 Steven Bosscher <stevenb@suse.de>
8195 * recog.c (constrain_operands): Only look for earlyclobber operand
8196 conflicts if an '&' constraint was seen.
8198 2005-01-31 Marc Espie <espie@openbsd.org>
8200 * config.gcc: Don't include embedded systems fragment, switches default
8201 debugging format to ELF.
8202 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8203 longer pick it up there.
8205 2005-01-31 Dale Johannesen <dalej@apple.com>
8207 * doc/extend.texi (nested functions): Fix linkage description.
8208 Clarify that static is not allowed.
8210 2005-01-31 Dale Johannesen <dalej@apple.com>
8212 * config/rs6000/darwin.md (movsf_low_di): Make work.
8213 (movdf_low_di): Make work.
8215 2005-01-31 Dale Johannesen <dalej@apple.com>
8217 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8218 Make work for 64 bit.
8220 2005-01-31 Roger Sayle <roger@eyesopen.com>
8221 Dale Johannesen <dalej@apple.com>
8224 * fold-const.c (fold_binary_op_with_conditional_arg):
8225 Make types match original operands, before STRIP_NOPS.
8227 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8229 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8230 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8231 (struct gcc_sigcontext): Delete. Merge contents to..
8232 (struct gcc_ucontext): ..here.
8233 (get_sigcontext): Delete.
8234 (get_regs): New function, like get_sigcontext but return regs ptr.
8235 64-bit version finds regs from r1 to support vdso.
8236 (ppc_linux_aux_vector): New function.
8237 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8240 2005-01-31 Ira Rosen <irar@il.ibm.com>
8242 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8244 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8245 redundant fold. Fix misalignment for MINUS_EXPR.
8246 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8247 (vect_analyze_pointer_ref_access): Likewise.
8248 (vect_get_memtag_and_dr): Likewise.
8250 2005-01-31 Richard Henderson <rth@redhat.com>
8252 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8253 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8254 absnegdf2_i387, absnegxf2_i387): Likewise.
8256 2005-01-31 Richard Henderson <rth@redhat.com>
8259 * optabs.c (expand_copysign_absneg): New.
8260 (expand_copysign_bit): Split out from ...
8261 (expand_copysign): ... here. Use expand_copysign_absneg.
8263 2005-01-30 Roger Sayle <roger@eyesopen.com>
8266 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8267 constant as the second operand and a register as the third.
8269 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8272 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8273 that dllimport'd functions do not use all call-clobbered registers
8276 2005-01-30 Richard Henderson <rth@redhat.com>
8279 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8280 expand_abs_nojump and generalize. Use operand_subword and
8281 emit_no_conflict_block. Support large modes.
8282 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8284 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8285 negation to subtraction.
8286 (expand_copysign): Check that the format has signed zeros.
8287 Use operand_subword and emit_no_conflict_block. Support large modes.
8289 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8291 Fix PR tree-optimization/19624
8293 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8294 * tree-ssa-pre.c: Add cfgloop.h.
8296 (pre_stats): New member, constified.
8297 (inserted_exprs): New static variable.
8298 (NECESSARY): New macro.
8299 (create_expression_by_pieces): Fold the expression, and
8300 mark it as defaulting to not necessary. Also put in
8302 (fully_constant_expression): New function.
8303 (insert_into_preds_of_block): Modify to not insert phis when we
8304 are playing with induction variables.
8305 Push phis onto the inserted_exprs vector, and mark them as not
8306 necessary by default.
8307 (insert_aux): Call fully_constant_expression on eprime.
8308 If all edges produce the same value, mark it constant.
8309 (mark_operand_necessary): New function.
8310 (remove_dead_inserted_code): New function.
8311 (init_pre): Init loop optimizer to get loop info.
8312 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8313 (execute_pre): Commit edge inserts, then remove dead code.
8315 2005-01-30 Richard Henderson <rth@redhat.com>
8317 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8318 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8320 2005-01-30 Richard Henderson <rth@redhat.com>
8323 * config/i386/i386.c (ix86_expand_copysign): New.
8324 (ix86_split_copysign_const): New.
8325 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8326 rearrange op1/nmask operands.
8327 * config/i386/i386-protos.h: Update.
8328 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8329 (copysigndf3): Likewise.
8330 (copysignsf3_const, copysigndf3_const): New.
8331 (copysignsf3_var): Rename from copysignsf3, split out splitter
8332 and fix split predicate for X constraint.
8333 (copysigndf3_var): Similarly.
8335 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8337 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8338 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8339 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8341 2005-01-29 Richard Henderson <rth@redhat.com>
8344 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8345 of # and * in constraints.
8347 2005-01-29 Richard Henderson <rth@redhat.com>
8350 * expr.c (store_field): Don't strip sub-mode cast when the input
8351 data is even smaller.
8353 2005-01-29 Richard Henderson <rth@redhat.com>
8356 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8359 2005-01-29 Richard Henderson <rth@redhat.com>
8361 * combine.c (make_field_assignment): Fix argument order
8364 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8366 PR tree-optimization/15791
8367 * fold-const.c (extract_array_ref): New function.
8368 (fold): Fold comparisons between &a[i] and &a[j] or
8369 semantically equivalent trees.
8371 2005-01-29 Jeff Law <law@redhat.com>
8373 * gcse.c (insert_expr_in_table): Revamp handling of available
8374 and anticipatable occurrence lists to avoid unnecessary list
8376 (insert_set_in_table): Similarly.
8378 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8380 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8382 (c_build_qualified_type): Build qualified array types with
8383 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8384 * c-decl.c (c_make_fname_decl): Build unqualified array type
8385 before qualified type.
8386 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8387 type is qualified, not just if type itself is. Don't apply
8388 qualifiers to array type when declarator is processed. Apply
8389 qualifiers to field type whether or not it is an array type.
8390 Don't handle array types specially for applying qualifiers to
8392 * c-typeck.c (composite_type): Build unqualified element type and
8393 array type when forming composite of array types.
8394 (common_pointer_type, comptypes, comp_target_types,
8395 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8396 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8398 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8399 (args2) in variables a1 and a2.
8401 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8403 * cse.c (n_elements_made, max_elements_made): Remove.
8404 (insert): Don't touch n_elements_made.
8405 (cse_main): Don't touch n_elements_made or max_elements_made.
8407 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8410 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8411 configuration part of dp-bit.c to be lost.
8413 2005-01-28 Roger Sayle <roger@eyesopen.com>
8415 * expmed.c (expand_mult_highpart_optab): When attempting to use
8416 a non-widening multiplication in a wider mode, the operands need
8417 to be converted (zero or sign extended) to that mode.
8419 2005-01-28 Ian Lance Taylor <ian@airs.com>
8423 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8424 through if both operands fall through.
8426 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8428 * cse.c (fold_rtx) <PC>: Don't optimize.
8430 2005-01-28 Jeff Law <law@redhat.com>
8432 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8433 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8435 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8437 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8438 cse_reg_info_used_list_end): Remove.
8439 (cse_reg_info_list, cse_reg_info_list_free): New.
8440 (get_cse_reg_info): When allocating an instance of
8441 cse_reg_info, add it to the beginning of the cse_reg_info_list
8442 list. Remove code to maintain cse_reg_info_used_list.
8443 (new_basic_block): Reset the free list to the beginning of
8446 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8448 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8449 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8450 (frv_expand_mdpackh_builtin): New function.
8451 (frv_expand_builtin): Use it to expand __MDPACKH.
8452 * doc/extend.texi (__MDPACKH): Update documentation.
8454 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8456 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8457 SSE_FLOAT_MODE_P for use_sse computation.
8459 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8462 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8464 2005-01-27 Richard Henderson <rth@redhat.com>
8466 * builtins.c (expand_builtin_copysign): New.
8467 (expand_builtin): Call it.
8468 * genopinit.c (optabs): Add copysign_optab.
8469 * optabs.c (init_optabs): Initialize it.
8470 (expand_copysign): New.
8471 * optabs.h (OTI_copysign, copysign_optab): New.
8472 (expand_copysign): Declare.
8474 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8475 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8477 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8478 (ix86_expand_fp_absneg_operator): ... here.
8479 (ix86_split_copysign): New.
8480 * config/i386/i386-protos.h: Update.
8481 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8482 (copysignsf3, copysigndf3): New.
8484 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8485 (copysignsf3, ncopysignsf3): New.
8486 (copysigndf3, ncopysigndf3): New.
8487 (copysignxf3, ncopysignxf3): New.
8488 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8490 2005-01-27 Arend Bayer <arend.bayer@web.de>
8491 Kazu Hirata <kazu@cs.umass.edu>
8493 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8494 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8495 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8498 2005-01-27 Jeff Law <law@redhat.com>
8500 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8501 definitions of SSA_NAMEs which are not being rewritten.
8502 (rewrite_ssa_into_ssa): Only initialize the current definition
8503 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8504 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8505 SSA_NAMEs before returning.
8507 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8509 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8510 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8511 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8512 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8513 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8515 2005-01-27 Steven Bosscher <stevenb@suse.de>
8518 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8519 higher to -O2 and higher. Likewise for tree PRE.
8520 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8523 2005-01-27 Ian Lance Taylor <ian@airs.com>
8526 * gimple-low.c (try_catch_may_fallthru): New static function.
8527 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8528 * tree-inline.c (expand_call_inline): Don't warn about reaching
8529 the end of a non-void function being inlined if the function uses
8532 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8534 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8537 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8538 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8539 (implicitly_declare): Handle error_mark_node.
8541 2005-01-27 Richard Henderson <rth@redhat.com>
8544 * tree.h (struct tree_decl): Add debug_expr_is_from.
8545 (DECL_DEBUG_EXPR_IS_FROM): New.
8546 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8547 * dwarf2out.c (dwarf2out_var_location): Update to match.
8548 * tree-outof-ssa.c (create_temp): Likewise.
8549 * var-tracking.c (track_expr_p): Likewise.
8550 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8551 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8552 * toplev.c (default_tree_printer): Likewise.
8554 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8556 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8557 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8559 2005-01-27 Steven Bosscher <stevenb@suse.de>
8561 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8562 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8563 ASM_CLOBBERS): Add tree checks.
8565 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8566 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8567 * c-common.def (SWITCH_STMT): Update to match.
8568 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8569 macros instead of SWITCH_EXPR ones.
8570 * c-dump.c (c_dump_tree): Likewise.
8571 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8572 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8574 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8576 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8578 * unwind-dw2.c (execute_stack_op): Add missing cases for
8579 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8581 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8583 * config.gcc (Obsolete configurations): Remove 'dummy', add
8584 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8587 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8589 PR tree-optimization/19633
8590 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8592 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8593 are no call-clobbered variables.
8594 * tree-outof-ssa.c (check_replaceable): Return false for calls
8597 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8599 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8600 even for variables with NULL DECL_INITIAL.
8602 2005-01-26 Stuart Hastings <stuart@apple.com>
8604 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8606 2005-01-26 Richard Henderson <rth@redhat.com>
8609 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8611 * expr.c (store_field): Strip conversions to odd-bit-sized types
8612 if the destination field width matches.
8614 2005-01-26 Richard Henderson <rth@redhat.com>
8616 * c-decl.c, expmed.c, expr.c: Revert last change.
8618 2005-01-26 Richard Henderson <rth@redhat.com>
8621 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8623 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8624 if we don't need the bits above those present in the current mode.
8625 * expr.c (store_field): Strip conversions to odd-bit-sized types
8626 if the destination field width matches.
8628 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8630 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8631 either -ffast-math or -funsafe-math-optimizations is in use.
8633 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8637 * config/avr/avr.c (notice_update_cc): Only set condition code for
8638 ashrqi3 if shift count > 0.
8639 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8640 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8641 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8642 count <= 0 as a no-op, and shift count >= width by copying zero
8643 or sign bit to all bits of the result.
8644 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8645 count, with attribute "length" set to 0 and "cc" set to "none".
8647 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8649 * doc/invoke.texi: Document -mTLS.
8651 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8652 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8653 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8654 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8655 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8656 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8657 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8658 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8660 * configure.ac: Check for a TLS capable gas.
8662 * configure: Regenerate.
8664 2005-01-26 Richard Henderson <rth@redhat.com>
8667 * combine.c (make_field_assignment): Simplify store to zero_extract
8668 from a source with an overlapping mask.
8670 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8672 2004-11-11 Eric Christopher <echristo@redhat.com>
8674 * config/frv/frv.md: Add fr400_integer automaton. Don't
8675 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8678 2005-01-26 Steven Bosscher <stevenb@suse.de>
8681 * cfgbuild.c (make_edges): Do not clear or set
8682 current_function_has_computed_jump.
8683 * function.h (struct function): Remove the has_computed_jump field.
8684 (current_function_has_computed_jump): Do not define.
8685 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8686 in a computed jump. Ignore current_function_has_computed_jump.
8688 2005-01-26 Richard Henderson <rth@redhat.com>
8691 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8692 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8694 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8695 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8696 objects into static storage if they have more than one non-zero value.
8697 * tree.h (categorize_ctor_elements): Update decl.
8699 2005-01-26 Steven Bosscher <stevenb@suse.de>
8702 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8703 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8704 to this function from 2004-07-10.
8705 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8706 the current function for tail call optimizations if the address
8707 of one of it its arguments is taken.
8709 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8711 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8713 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8715 * function.c (expand_function_end): If current_function_calls_alloca,
8716 emit stack restore in a place that is reached when the function falls
8719 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8721 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8722 rule to avoid matching inappropriate suffix rule.
8724 2005-01-26 Jan Hubicka <jh@suse.cz>
8726 PR tree-optimization/19241
8727 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8729 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8731 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8732 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8734 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8735 <sim*>: Always use crt1.o, regardless of N in simN.
8736 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8737 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8738 (CRT_CALL_STATIC_FUNCTION): Remove.
8739 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8740 use crt1.o, regardless of N in simN.
8741 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8742 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8743 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8744 case isystem setting.
8745 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8747 2005-01-25 Ian Lance Taylor <ian@airs.com>
8749 * gimple-low.c (block_may_fallthru): Correct handling of
8750 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8752 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8754 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8755 handlers to match indentation; nested under the mtune=* handler.
8756 Similar for mcpu= and march=.
8758 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8760 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8761 * config/mips/linux64.h (LIB_SPEC): Likewise.
8762 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8763 * config/sh/linux.h (LIB_SPEC): Likewise.
8765 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8767 * config/frv/frv.c (frv_legitimize_tls_address): New.
8768 (TARGET_HAVE_TLS): Define.
8769 (FRV_SYMBOL_REF_TLS_P): Define.
8770 (frv_override_options): Handle new register classes.
8771 (frv_legitimate_address_p): Reject tls addresses.
8772 (frv_legitimize_address): Handle TLS addresses.
8773 (gen_inlined_tls_plt): New.
8775 (frv_legitimize_tls_address): New.
8776 (unspec_got_name): Add TLS entries.
8777 (got12_operand): Add R_FRV_TLSMOFF12 case.
8778 (frv_emit_move): Fixup TLS addresses.
8779 (frv_emit_movsi): Legitimize TLS addresses.
8781 * config/frv/frv.h (MASK_BIG_TLS): New.
8782 (TARGET_BIG_TLS): New.
8783 (HAVE_AS_TLS): Define.
8784 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8785 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8786 (REG_CLASS_NAMES): Same.
8787 (REG_CLASS_CONTENTS): Same.
8788 (CONSTRAINT_LEN): New.
8789 (REG_CLASS_FROM_CONSTRAINT): New.
8790 (PREDICATE_CODES): Add symbolic_operand.
8792 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8793 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8794 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8795 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8796 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8797 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8798 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8799 GR9_REG, GR14_REG, LRREG.
8800 (type): Add load_or_call attribute.
8801 ("load_or_call"): New reservation.
8802 ("call_gettlsoff"): New.
8803 ("tls_indirect_call"): New.
8804 ("tls_load_gottlsoff12"): New.
8805 ("tlsoff_hilo"): New.
8806 ("tls_tlsdesc_ldd"): New.
8807 ("tls_tlsoff_ld"): New.
8810 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8812 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8814 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8815 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8816 * config/frv/frv.c (TLS_BIAS): Define.
8817 (frv_output_dwarf_dtprel): New.
8819 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8821 PR rtl-optimization/19579
8822 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8823 both A and B, see if they don't clobber registers the other expr uses.
8825 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8827 * real.c (do_add): Initialize signalling and canonical members.
8829 * real.c (real_from_integer): Zero out destination.
8831 2005-01-18 Jan Hubicka <jh@suse.cz>
8833 PR tree-optimize/19337
8834 * tree-inline.c (initialize_inlined_parameters): Copy
8835 saved_static_chain_decl only.
8837 2005-01-25 Richard Henderson <rth@redhat.com>
8841 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8842 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8843 80387 enabled, to return a proper subclass. Return the subset that
8844 overlaps with GENERAL_REGS for PLUS.
8845 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8847 2005-01-25 Richard Henderson <rth@redhat.com>
8850 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8852 2005-01-25 Roger Sayle <roger@eyesopen.com>
8854 * expmed.c (choose_multiplier): Change interface to return the
8855 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8856 (expand_divmod): Update calls to choose_multiplier.
8858 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8861 * expmed.c (extract_bit_field): Use adjust_address instead of
8862 gen_lowpart when op0 is a MEM.
8864 2005-01-24 Steven Bosscher <stevenb@suse.de>
8866 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8868 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8870 * config/mips/irix-csr.c: New file.
8871 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8872 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8873 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8876 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8879 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8880 sparc/elf.h, add sparc/sp-elf.h.
8881 (sparc-*-rtems*): Likewise.
8882 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8883 tm-dwarf2.h, add sparc/sp-elf.h.
8884 (sparc86x-*-elf): Likewise.
8885 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8886 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8887 TARGET_OS_CPP_BUILTINS.
8888 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8889 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8891 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8892 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8893 (SWITCH_TAKES_ARG): Likewise.
8894 (LOCAL_LABEL_PREFIX): Likewise.
8895 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8896 (TARGET_N_FORMAT_TYPES): Delete.
8897 (TARGET_FORMAT_TYPES): Likewise.
8898 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8899 * config/sparc/elf.h: Delete.
8900 * config/sparc/sp-elf.h: New file.
8902 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8904 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8905 * tree-flow.h: Remove the corresponding prototype.
8906 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8907 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8909 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8912 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8913 for AIX ABI or ELF -fPIC.
8914 (rs6000_emit_load_toc_table): Don't create toc_section here.
8915 (rs6000_xcoff_file_start): Nor here.
8917 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8919 * sh.c (ra.h): Don't #include.
8920 (hard_regs_intersect_p): New function, resurrected from ra.c.
8922 * sh.c: Fix 1996 Copyright.
8924 2005-01-24 Richard Henderson <rth@redhat.com>
8925 Aldy Hernandez <aldyh@redhat.com>
8927 * regrename.c (note_sets): Handle subregs.
8929 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8932 * genconditions.c (write_header, write_conditions): Elide file if
8935 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8937 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8938 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8941 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8943 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8944 expand_builtin_printf, expand_builtin_fprintf,
8945 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8946 checking against POINTER_TYPE.
8947 (validate_arglist): Handle POINTER_TYPE code by checking
8950 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8952 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8954 (for_each_rtx): Call for_each_rtx_1.
8955 * rtl.h (init_rtlanal): Declare.
8956 * toplev.c (backend_init): Call init_rtlanal.
8958 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8960 * flow.c (propagate_one_insn): Formatting.
8963 * flow.c (libcall_dead_p): Be more conservative if unsure.
8964 If there are any instructions between insn and call, see if they are
8965 all dead before saying the libcall is dead.
8967 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8969 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8970 operand constraint for operand 0.
8972 2005-01-23 Richard Henderson <rth@redhat.com>
8975 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8976 edges leading to join block.
8978 2005-01-23 Roger Sayle <roger@eyesopen.com>
8980 * expmed.c (expand_mult_highpart): Make static. Change type of
8981 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8982 (expand_divmod): Updates calls to expand_mult_highpart by using
8983 gen_int_mode to pass a CONST_INT rtx.
8984 * rtl.h (expand_mult_highpart): Remove prototype.
8986 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8988 * flow.c (regset_bytes, regset_size): Remove.
8990 * cfganal.c: Fix a reference to Harvey's paper.
8992 2005-01-23 Steven Bosscher <stevenb@suse.de>
8994 PR rtl-optimization/19464
8995 * tree-optimize.c (init_tree_optimization_passes): Add one more
8996 copyrename pass just before out-of-ssa.
8998 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9001 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9002 * ggc-none.c (ggc_free): Define.
9004 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9006 * cse.c (max_reg, max_insn_uid): Remove.
9007 (cse_main): Don't access max_reg or max_insn_uid.
9009 * c-common.c (explicit_flag_signed_bitfields,
9010 lang_statement_code_p, lang_expand_function_end): Remove.
9011 * c-common.h: Remove the corresponding declarations.
9012 * c-opts.c (c_common_handle_option): Remove all write access
9013 to explicit_flag_signed_bitfields.
9015 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9016 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9017 * cgraph.h: Remove the corresponding declaration.
9019 * gcse.c (null_pointer_info): Remove.
9021 2005-01-23 Roger Sayle <roger@eyesopen.com>
9022 Eric Botcazou <ebotcazou@libertysurf.fr>
9024 * combine.c (simplify_logical): Only simplify logical expressions
9025 of the form ior(and(x,y),z) by the inverse distributive law if the
9026 result is cheaper than the original.
9028 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9030 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9031 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9032 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9033 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9034 config/freebsd-spec.h, config/arm/arm.h,
9035 config/h8300/h8300.md, config/i386/i386.md,
9036 config/i386/predicates.md, config/i386/sse.md,
9037 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9038 config/vax/vax.md: Fix comment typos. Follow spelling
9041 2005-01-23 Steven Bosscher <stevenb@suse.de>
9043 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9044 tests, instead of `less than'.
9046 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9048 * function.c (assign_parm_setup_block): When creating a new stack slot
9049 for a parameter, get its alignment from the parameter's DECL_ALIGN
9050 rather than the type's TYPE_ALIGN. Make sure that the parameter
9051 is at least word aligned.
9053 2005-01-22 Roger Sayle <roger@eyesopen.com>
9056 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9058 2005-01-22 Richard Henderson <rth@redhat.com>
9061 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9062 in both compare operands.
9063 (movdfcc_1_sse_max): Likewise.
9064 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9065 (movdfcc_1_sse): Likewise.
9066 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9067 scratch register as needed.
9069 2005-01-22 Richard Henderson <rth@redhat.com>
9071 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9073 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9075 2005-01-22 Richard Henderson <rth@redhat.com>
9077 * genopinit.c (optabs): Use smin/smax for floating point too.
9078 * doc/md.texi: Update to match. Clarify that floating point
9079 results are undefined for +0/-0 and NaN.
9080 * doc/rtl.texi: Likewise.
9081 * rtl.def (SMIN, SMAX): Likewise
9082 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9084 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9085 leading 's' to the name.
9086 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9087 smaxxf3, sminxf3): Likewise.
9088 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9091 2005-01-22 Paul Brook <paul@codesourcery.com>
9093 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9095 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9097 * config/s390/s390.c (struct processor_costs): New fields
9098 dlgr, dlr, dr, dsgfr, dsgr.
9099 (z900_cost, z990_cost): Values for new fields.
9100 (s390_rtx_costs): New cases MEM und COMPARE in switch
9101 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9102 DIV, MOD, UDIV, UMOD.
9104 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9106 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9107 into the register being decremented.
9108 ("doloop_si31", "doloop_di"): Likewise.
9109 ("*doloop_si_long"): Adapt pattern.
9111 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9113 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9115 (CLASS_MAX_NREGS): Likewise.
9117 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9119 * doc/tree-ssa.texi (Statement Operands): Add example for new
9120 must-def macro. Note deprecation of old operands interface.
9122 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9124 PR tree-optimization/19484
9125 * tree-cfg.c (remove_fallthru_edge): New function.
9126 (cleanup_control_flow): Remove fallthru edges from calls that are
9127 now known not to return.
9129 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9131 Fix PR tree-optimization/19038
9132 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9133 copies with loop variant ones.
9135 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9137 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9138 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9139 config/alpha/alpha.md, config/alpha/predicates.md,
9140 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9141 config/sparc/sol2.h: Update copyright.
9143 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9144 first label to see if it is a nonlocal label.
9146 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9147 Andrew Pinski <pinskia@physics.uc.edu>
9150 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9151 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9153 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9155 * config/rs6000/rtems.h: Update copyright.
9157 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9160 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9161 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9162 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9164 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9167 * c-typeck.c (convert_arguments): Check for error_mark_node.
9169 2005-01-21 Ian Lance Taylor <ian@airs.com>
9171 PR tree-optimization/13000
9172 * tree-inline.c: Include "tree-flow.h".
9173 (expand_call_inline): If warn_return_type, warn if non-void inline
9174 function falls through.
9175 * tree-cfg.c (execute_warn_function_return): Don't warn about
9176 control reaching end if TREE_NO_WARNING is set. Set
9178 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9180 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9181 branch if we don't need one.
9182 * c-typeck.c: Include "tree-flow.h"
9183 (c_finish_bc_stmt): Don't add a goto if the current statement
9184 list doesn't fall through to the current point.
9186 2005-01-21 Roger Sayle <roger@eyesopen.com>
9188 PR rtl-optimization/576
9189 * real.c (real_arithmetic): Change return type from void to bool
9190 to return an indication that the result may be inexact.
9191 * real.h (real_arithmeric): Update prototype.
9192 * fold-const.c (const_binop): Don't constant fold floating
9193 point expressions when the user specifies -frounding-math and
9194 the result may depend upon the run-time rounding mode.
9195 (fold_convert_const_real_from_real): Clean-up.
9196 (fold_initializer): Ignore flag_rounding_math for initializers.
9197 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9198 constant fold FP operations with flag_rounding_math if the
9199 result may depend upon the run-time rounding mode.
9201 2005-01-21 Tom Tromey <tromey@redhat.com>
9203 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9205 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9207 * tree-cfg.c: Fix comment typos.
9209 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9211 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9212 around the call to rest_of_handle_branch_target_load_optimize.
9214 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9216 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9217 (sparc64-*-openbsd*): Likewise.
9218 (sparclite-*-elf*): Include tm-dwarf2.h.
9219 (sparc86x-*-elf*): Likewise.
9220 (sparc64-*-elf*): Likewise.
9221 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9222 (DBX_DEBUGGING_INFO): Likewise.
9223 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9224 (PREFERRED_DEBUGGING_TYPE): Likewise.
9225 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9226 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9227 (PREFERRED_DEBUGGING_TYPE): Likewise.
9228 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9229 (PREFERRED_DEBUGGING_TYPE): Likewise.
9230 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9232 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9235 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9237 2005-01-20 Paul Brook <paul@codesourcery.com>
9239 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9241 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9243 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9244 label is first in a sequence of labels.
9246 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9248 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9249 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9251 * doc/sourcebuild.texi (Test Directives): New.
9253 2005-01-20 Roger Sayle <roger@eyesopen.com>
9255 * real.c (real_floor): Don't leave the result uninitialized when
9256 mode is VOIDMode, but return the unrounded intermediate value.
9257 (real_ceil): Likewise.
9259 2005-01-20 Paul Brook <paul@codesourcery.com>
9261 * config/arm/arm.md (insv): Use gen_int_mode.
9263 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9265 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9266 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9267 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9268 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9269 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9271 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9274 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9275 fbreg, so we have to assume we can't.
9276 (loc_descriptor_from_tree_1): Ditto.
9277 (containing_function_has_frame_base): New function.
9278 (add_location_or_const_value_attribute): Use it.
9279 Also try to generate a frame_base from a single element location
9282 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9284 PR tree-optimization/15349
9285 * timevar.def (TV_TREE_MERGE_PHI): New.
9286 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9288 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9289 calls to tree_forwarder_block_p.
9290 (remove_forwarder_block_with_phi, merge_phi_nodes,
9291 gate_merge_phi, pass_merge_phi): New.
9292 * tree-optimize.c (init_tree_optimization_passes): Add
9294 * tree-pass.h: Add an extern for pass_merge_phi;
9296 2005-01-20 Richard Henderson <rth@redhat.com>
9299 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9300 (_mm_castps_pd, _mm_castps_si128): New.
9301 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9303 2005-01-20 Richard Henderson <rth@redhat.com>
9306 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9307 __builtin_ia32_vec_init_v2si.
9308 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9309 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9310 (ix86_init_mmx_sse_builtins): Create it.
9311 (ix86_expand_builtin): Expand it.
9312 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9313 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9314 (vec_extractv2si_0, vec_extractv2si_1): New.
9316 2005-01-20 Richard Henderson <rth@redhat.com>
9319 * config/i386/i386.c (ix86_expand_push): New.
9320 * config/i386/mmx.md (push<MMXMODE>1): New.
9321 * config/i386/sse.md (push<SSEMODE>1): New.
9322 * config/i386/i386-protos.h: Update.
9324 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9326 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9329 2005-01-20 Richard Henderson <rth@redhat.com>
9331 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9332 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9334 2005-01-19 Richard Henderson <rth@redhat.com>
9337 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9338 to V4SFmode in SSE1 fallback load path.
9340 2005-01-19 Richard Henderson <rth@redhat.com>
9342 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9343 in QImode expansion to ix86_expand_vector_set.
9344 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9346 2005-01-19 Richard Henderson <rth@redhat.com>
9349 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9350 subclass of the input class.
9351 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9352 Always true for cross-SSE1 classes. Rationalize conditionals.
9353 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9354 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9355 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9356 (movdi_2): Add MMX/SSE zeros.
9357 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9358 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9359 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9360 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9361 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9362 (zero_extendsidi2_rex64_1): Remove.
9363 (MOV0 peephole): Check GENERAL_REG_P.
9365 2005-01-19 Richard Henderson <rth@redhat.com>
9368 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9370 (ix86_expand_vector_extract): Likewise.
9372 2005-01-19 Richard Henderson <rth@redhat.com>
9375 * expr.c (emit_move_change_mode): New argument force; use
9376 simplify_gen_subreg if true.
9377 (emit_move_via_alt_mode): Merge into ...
9378 (emit_move_via_integer): ... here.
9379 (emit_move_ccmode): Use emit_move_change_mode directly.
9381 2005-01-19 Richard Henderson <rth@redhat.com>
9384 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9385 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9386 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9388 (alpha_emit_set_const): Likewise. Make static.
9389 (alpha_emit_set_long_const): Make static.
9390 (alpha_extract_integer): Split out from alpha_expand_mov.
9391 (alpha_split_const_mov): Likewise.
9392 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9393 (alpha_legitimate_constant_p): New.
9394 * config/alpha/alpha-protos.h: Update.
9395 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9396 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9397 * config/alpha/alpha.md (movsi): Add n alternative.
9398 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9399 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9400 (splitters for all of the above): Use alpha_split_const_mov.
9401 * config/alpha/predicates.md (non_add_const_operand): New.
9402 (non_zero_const_operand): New.
9403 (input_operand): Use alpha_legitimate_constant_p after reload.
9405 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9407 PR tree-optimization/19038
9408 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9409 (add_candidate): Add ivs with increment in latch only if
9410 allow_ip_end_pos_p is true.
9411 (determine_iv_cost): Use empty_block_p.
9413 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9415 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9416 (compute_dominance_frontiers): Ditto.
9418 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9421 * config/sh/t-rtems: New.
9422 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9424 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9426 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9427 the offset of the selected field.
9429 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9431 * tree-cfg.c (remove_forwarder_block): Fix the check to
9432 prevent a nonlocal label from appearing in the middle of a
9435 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9437 PR rtl-optimization/19462
9438 * reorg.c (find_end_label): Create return insn only if
9439 current_function_epilogue_delay_list is empty.
9441 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9443 * doc/passes.texi: Remove paragraph mentioning new-ra.
9445 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9447 PR rtl-optimization/15139
9448 * combine.c: Include params.h.
9449 (count_rtxs): New function.
9450 (record_value_for_reg): If replace_rtx would replace at least
9451 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9452 (clobber (const_int 0)) instead of TEM.
9453 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9454 * params.h (MAX_LAST_VALUE_RTL): New.
9455 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9456 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9459 * c-typeck.c (digest_init): Only call build_vector if all constructor
9460 elements are *_CST nodes.
9461 * gimplify.c (gimplify_init_constructor): Likewise.
9464 * c-typeck.c (digest_init): Only call build_vector if inside_init
9467 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9469 * toplev.c (init_asm_output): Remove dead #ifdef.
9471 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9473 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9475 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9477 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9478 accessing DECL_FUNCTION_CODE.
9479 * dojump.c (do_jump): Likewise.
9480 * gimplify.c (gimplify_call_expr): Likewise.
9481 * predict.c (expr_expected_value): Likewise.
9482 (strip_builtin_expect): Likewise.
9483 * tree-inline.c (estimate_num_insns_1): Likewise.
9484 * tree-ssa-loop-im.c (stmt_cost): Likewise
9485 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9486 (tree_expr_nonnegative_p): Likewise.
9488 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9490 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9491 variant of the load_pcrel_sym pattern.
9492 * config/sparc/sparc.md (P macro): Move to the top.
9493 (load_pcrel_sym): Macroize using P.
9494 (save_register_window): Likewise.
9496 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9498 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9501 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9504 * c-typeck.c (build_asm_expr): Strip nops off
9505 input memory operands.
9507 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9509 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9510 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9511 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9512 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9514 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9517 * config/i386/i386.c (override_options): If the 80387 is disabled,
9518 then do not return FP values using FP registers.
9520 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9522 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9523 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9524 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9525 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9526 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9527 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9528 output.h, postreload-gcse.c, postreload.c, recog.c,
9529 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9530 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9531 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9532 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9533 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9534 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9535 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9536 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9538 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9539 config/alpha/alpha.c, config/arm/vfp.md,
9540 config/i386/emmintrin.h, config/i386/i386-modes.def,
9541 config/i386/i386-protos.h, config/i386/i386.h,
9542 config/i386/pmmintrin.h, config/i386/ppro.md,
9543 config/i386/predicates.md, config/i386/xmmintrin.h,
9544 config/i860/i860.c, config/ia64/ia64-modes.def,
9545 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9546 config/ia64/ia64.md, config/ia64/itanium1.md,
9547 config/ia64/itanium2.md, config/ia64/predicates.md,
9548 config/iq2000/iq2000.h, config/mips/linux64.h,
9549 config/rs6000/aix41.h, config/rs6000/aix43.h,
9550 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9551 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9552 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9553 config/sparc/linux64.h, config/sparc/litecoff.h,
9554 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9555 config/sparc/sparc.h, config/sparc/sparc.md,
9556 config/sparc/sysv4-only.h: Update copyright.
9558 2005-01-18 Richard Henderson <rth@redhat.com>
9561 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9563 2005-01-18 Marc Espie <espie@openbsd.org>
9564 * config/i386/openbsdelf.h: Typo.
9566 2005-01-18 Richard Henderson <rth@redhat.com>
9568 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9569 special case for sse.
9570 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9572 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9574 * tree-inline.c (estimate_num_insns_1): Added cases for
9575 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9577 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9579 PR rtl-optimization/19296
9580 * combine.c (simplify_comparison): Rewrite the condition under
9581 which a non-paradoxical SUBREG of a PLUS can be lifted when
9582 compared against a constant.
9584 2005-01-18 Andi Kleen <ak@muc.de>
9586 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9587 * c.opt (-Wpointer-sign): Add.
9588 * doc/invoke.texi: (-Wpointer-sign): Add.
9590 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9592 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9593 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9594 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9595 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9596 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9597 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9598 for TARGET_MIX_SSE_I387.
9599 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9600 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9601 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9602 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9603 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9604 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9605 TARGET_MIX_SSE_I387.
9606 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9609 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9612 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9613 Add movaps alternative for xmm reg->reg move.
9615 2005-01-17 Jeff Law <law@redhat.com>
9617 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9618 at the end of the main DOM loop rather than just before DOM exits.
9620 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9622 PR tree-optimization/19121
9623 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9624 adding aliases to a name tag, also add them to the pointer's
9626 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9627 sensitive alias info at all. Only check that the two pointers
9628 have compatible pointed-to sets.
9629 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9630 a pointer's type tag is a superset of the alias set of the
9633 2005-01-17 James E Wilson <wilson@specifixinc.com>
9636 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9637 comment to document why.
9639 2005-01-17 Richard Henderson <rth@redhat.com>
9641 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9642 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9643 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9644 sse2_vmsminv2df3_finite): New.
9645 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9646 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9647 Force op1 into register.
9649 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9651 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9652 bubblestrap from always rebuilding build directory.
9654 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9656 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9657 ("*cmpmem_short"): Likewise.
9659 2005-01-17 Steven Bosscher <stevenb@suse.de>
9661 * basic-block.h: Document BB_* flags.
9662 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9663 use an sbitmap instead.
9664 * sched-rgn.c (compute_trg_info): Likewise.
9666 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9668 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9669 redundant target_cpu_default and extra_parts lines. Use the default
9671 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9672 (SUBTARGET_EXTRA_SPECS): Delete.
9673 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9674 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9675 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9676 and "n32" for -mabi=n32.
9678 2005-01-17 Ian Lance Taylor <ian@airs.com>
9681 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9682 fold constant variables into initial values.
9684 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9686 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9688 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9689 through the statements backward.
9691 2005-01-17 Ian Lance Taylor <ian@airs.com>
9693 PR middle-end/13127:
9694 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9695 a variable set to the return value of the inlined function.
9697 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9699 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9700 when modes are tieable.
9702 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9704 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9705 of pthread_create to find out if threads are enabled.
9706 * gthr-posix95.h (__gthread_active_p): Likewise.
9708 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9710 * common.opt (-fnew-ra): Remove.
9712 * toplev.h (flag_new_regalloc): Remove.
9713 * Makefile.in (ra*.*): Don't mention.
9714 * passes.c (rest_of_handle_new_regalloc): Remove.
9715 (rest_of_handle_combine, rest_of_compilation): Always consider
9716 flag_new_regalloc as false.
9717 * doc/invoke.texi: Don't document -fnew-ra.
9719 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9721 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9722 last parameter to reg_scan.
9723 * loop.c (loop_optimize): Likewise.
9724 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9725 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9726 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9727 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9728 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9729 * regclass.c (reg_scan): Likewise, for the declaration.
9730 * rtl.h (reg_scan): Likewise, for the prototype.
9732 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9734 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9735 mark_dfs_back_edges.
9737 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9739 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9740 (compute_avail): Uses don't go in tmp_gen.
9742 2005-01-16 Steven Bosscher <stevenb@suse.de>
9744 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9745 loop to look for a free slot in a page entry.
9747 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9750 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9751 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9752 just before targetm.asm_out.file_end.
9753 * tree.h (process_pending_assemble_output_defs): Declare.
9754 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9756 (assemble_alias): Defer generation of assembly code for defines when
9757 TARGET_DEFERRED_OUTPUT_DEFS is true.
9758 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9759 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9760 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9762 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9765 * pa.c (pa_scalar_mode_supported_p): New function.
9766 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9767 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9769 * pa-protos.h (prefetch_operand): Delete.
9770 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9771 * pa.c (prefetch_operand): Delete.
9772 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9773 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9774 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9775 and prefetch_nocc_operand.
9776 * pa.md (prefetch): Rework to avoid reload problems handling short
9777 displacements when a cache control completer needs to be provided.
9778 (prefetch_32, prefetch_64): Delete.
9779 (prefetch_cc, prefetch_nocc): New patterns.
9781 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9783 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9785 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9788 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9789 exceeds maximum alignment for global common data.
9790 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9791 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9793 2004-01-15 Roger Sayle <roger@eyesopen.com>
9795 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9797 2004-01-15 Roger Sayle <roger@eyesopen.com>
9799 * harg-reg-set.h (reg_class_names): Prototype global array.
9800 * regclass.c (reg_class_names): Declare here and initialize to
9802 (dump_regclass): Remove local declaration of reg_class_names.
9803 (regclass): Likewise.
9804 * cfg.c (dump_flow_info): Likewise.
9805 * ra-debug.c (reg_class_names): Likewise.
9806 * regrename.c (reg_class_names): Likewise.
9807 * reload.c (reg_class_names): Likewise.
9808 * reload1.c (spill_failure): Likewise.
9809 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9811 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9813 * config/s390/s390.md ("reload_outti"): Remove predicate for
9814 output operand. Abort if operand is not a MEM.
9815 ("reload_outdi", "reload_outdf"): Likewise.
9817 2005-01-15 Marc Espie <espie@openbsd.org>
9819 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9820 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9821 * config/openbsd.h: Fix C++ includes for native configurations.
9822 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9823 Add trampoline support.
9824 * config/i386/openbsdelf.h: New.
9826 2005-01-15 Marc Espie <espie@openbsd.org>
9828 * collect2.c (main): Explicitly parse -dynamic-linker option.
9830 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9832 PR tree-optimization/19060
9833 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9834 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9835 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9836 and handle extract_range_from_cond returning false.
9837 * fold-const.c (fold): Optimize comparisons with min/max even for
9838 width > HOST_BITS_PER_WIDE_INT.
9840 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9842 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9843 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9844 Remove little endian multilib variants.
9845 Add mips32 multilib variant.
9847 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9849 * explow.c (copy_all_reg, stabilize): Remove.
9850 * expr.h: Remove the corresponding prototypes.
9852 * rtlanal.c (regs_set_between_p): Remove.
9853 * rtl.h: Remove the corresponding prototype.
9855 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9857 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9858 to rs6000_nonimmediate_operand.
9859 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9860 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9861 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9862 rs6000_nonimmediate_operand.
9863 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9864 rs6000_nonimmediate_operand.
9866 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9868 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9870 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9872 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9874 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9875 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9877 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9878 (rs6k_nonimmediate_operand): New.
9879 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9881 (legitimate_lo_sum_address_p): Same.
9882 (rs6000_legitimize_address): Same.
9883 (rs6000_legitimize_reload_address): Same.
9884 (rs6000_legitimate_address): Same.
9885 (spe_build_register_parallel): Pass DF and DC modes in a DI
9888 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9889 to rs6k_nonimmediate_operand.
9891 * config/rs6000/spe.md ("*frob_df_di"): New.
9892 ("*frob_di_df"): New.
9893 ("*frob_di_df_2"): New.
9894 ("*mov_sidf_e500_subreg0"): New.
9895 ("*mov_sidf_e500_subreg4"): New.
9896 ("*movdf_e500_double"): Change predicate to
9897 rs6k_nonimmediate_operand.
9899 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9901 * postreload.c (move2add_note_store): Only call
9902 trunc_int_for_mode on scalar integers.
9904 2005-01-14 Steven Bosscher <stevenb@suse.de>
9906 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9907 replace BB_VISITED uses.
9908 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9909 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9910 (tree_dce_done): Free visited_control_parents.
9911 (perform_tree_ssa_dce): Allocate and clear it.
9912 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9913 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9914 instead of BB_VISITED.
9916 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9918 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9919 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9920 Remove unused prototypes.
9922 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9924 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9925 64-bit register usage.
9926 (spe_func_has_64bit_regs_p): Add FIXME note.
9928 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9930 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9931 flag_finite_math_only with flag_unsafe_math_optimizations.
9933 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9935 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9937 (__tpf_eh_return): Copy TPF private stack area from the module
9938 boundary stack frame. Add check for when module addresses are
9939 equal, but no stub address is found.
9941 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9944 * arm.h (struct machine_function): Add call_via field.
9945 (thumb_call_via_label): Declare.
9946 * arm.c (thumb_call_via_label): New variable.
9947 (thumb_call_reg_needed): New variable.
9948 (arm_output_function_epilogue): For Thumb code, output any per-function
9949 call-indirect trampolines.
9950 (thumb_call_via_reg): New function.
9951 (arm_file_end): New function.
9952 (TARGET_ASM_FILE_END): Call arm_file_end.
9953 (aof_file_end): Likewise.
9954 * arm-protos.h (thumb_call_via_reg): Declare.
9955 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9956 thumb_call_via_reg in normal case.
9958 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9961 PR rtl-optimization/19348
9962 * recog.c (peephole2_optimize): Do global life update if some peephole
9963 decides it doesn't need at least one of its inputs and that change
9964 influences liveness at the start of the basic block.
9966 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9967 arguments instead of 1.
9969 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9972 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9973 zero for nested functions needing a static chain or functions
9974 with a non-constant address.
9976 2005-01-13 Roger Sayle <roger@eyesopen.com>
9978 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9979 (and (sign_extend X) C) into (zero_extend (and X C)).
9981 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9983 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9985 2005-01-13 Richard Henderson <rth@redhat.com>
9990 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9991 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9992 not just TARGET_SSE.
9993 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9994 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9995 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9996 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9997 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9998 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9999 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10000 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10001 (movdicc_c_rex64): Rename with '*'.
10002 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10003 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10004 (movsfcc_1_387): Rename from movsfcc_1.
10005 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10006 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10007 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10008 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10009 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10010 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10011 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10012 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10013 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10014 sse_movdfcc_const0_4): Remove.
10015 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10016 recognize min/max early. Update for changed sse cmove patterns.
10017 (ix86_split_sse_movcc): New.
10018 * config/i386/i386-protos.h: Update.
10020 2005-01-13 Steven Bosscher <stevenb@suse.de>
10022 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10023 (fix_stmt_v_may_defs): Likewise.
10025 2005-01-13 Richard Henderson <rth@redhat.com>
10027 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10028 for converting the mask.
10030 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10032 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10035 2005-01-13 Richard Henderson <rth@redhat.com>
10037 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10038 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10039 IX86_BUILTIN_MOVDQ2Q): Remove.
10040 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10041 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10042 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10044 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10045 (sse2_pextrw): Fix immediate constraint.
10046 (sse2_loadq, sse2_loadq_rex64): Remove.
10047 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10048 Use __builtin_ia32_vec_ext_<size>.
10049 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10051 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10053 * function.c (assign_parm_setup_block): Look inside original
10054 entry_parm when inspecting PARALLEL.
10056 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10057 Joel Sherrill <joel@oarcorp.com>
10060 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10061 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10062 rtems_gxx_recursive_mutex_init.
10063 (__gthread_recursive_mutex_lock): New function.
10064 (__gthread_recursive_mutex_trylock): Likewise.
10065 (__gthread_recursive_mutex_unlock): Likewise.
10067 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10069 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10071 2005-01-13 Jan Beulich <jbeulich@novell.com>
10073 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10074 (ashrti3_internal): Indicate output is early clobber. Generate result
10075 into output rather than first input. Use move for low word of output
10076 if shift count is exactly 64.
10077 (lshrti3_internal): Likewise.
10079 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10083 * reload1.c (delete_output_reload): Don't delete an output reload
10084 if the pseudo lives longer than a single basic block. Adjust and
10085 improve wording of comment.
10087 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10090 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10091 of TYPE_SIZE where we mean the number of bytes.
10093 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10095 * function.c (assign_parm_setup_block): Relax condition on
10096 multi-register optimization.
10098 2005-01-12 Nick Clifton <nickc@redhat.com>
10100 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10101 an "in_delay_slot" attribute of "no" to prevent them being used in
10102 delay slots. This is forbidden because they might generate
10105 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10108 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10109 with r->Y and Y->r.
10111 2005-01-12 Nick Clifton <nickc@redhat.com>
10113 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10114 passed on to GAS) but do not define, as GAS no longer supports or
10115 needs the -m2000 option.
10117 2005-01-11 Roger Sayle <roger@eyesopen.com>
10119 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10120 type as args of unprototyped builtins aren't automatically promoted.
10121 (fold_builtin_abs): Likewise.
10123 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10125 * Makefile.in: Set a `build-warn' variable.
10127 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10129 PR tree-optimization/17949
10130 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10131 (find_interesting_uses_address): Use it.
10133 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10135 * regrename.c (kill_value): Handle subreg's that won't simplify.
10137 2005-01-11 Richard Henderson <rth@redhat.com>
10140 * config/i386/i386.h (enum ix86_builtins): Move ...
10141 * config/i386/i386.c: ... here.
10142 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10143 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10144 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10145 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10146 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10147 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10148 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10149 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10150 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10151 IX86_BUILTIN_LOADDDUP): Remove.
10152 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10153 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10154 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10155 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10156 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10157 (ix86_init_builtins): Make static.
10158 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10159 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10160 if all the modes match. Otherwise, fake it.
10161 (get_element_number, ix86_expand_vec_init_builtin,
10162 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10163 (ix86_expand_builtin): Make static. Update for changed builtins.
10164 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10165 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10166 (ix86_expand_vector_init_duplicate): New.
10167 (ix86_expand_vector_init_low_nonzero): New.
10168 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10169 Split out from ix86_expand_vector_init; handle integer modes.
10170 (ix86_expand_vector_init): Use them.
10171 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10172 * config/i386/i386-protos.h: Update.
10173 * config/i386/predicates.md (reg_or_0_operand): New.
10174 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10175 (movv2sf_internal): Likewise. And a splitter to match them all.
10176 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10177 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10178 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10179 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10180 (mmx_pinsrw): Fix operand ordering.
10181 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10182 rather than sse_loadss expander.
10183 (movv2df splitter): Similarly.
10184 (sse_loadss, sse_loadlss): Remove.
10185 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10186 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10187 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10188 (sse3_movddup): Rename with '*'.
10189 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10190 (sse2_loadsd): Remove.
10191 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10192 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10193 (sse2_pinsrw): Fix argument ordering.
10194 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10195 (sse2_stored): Remove 'r' destination.
10196 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10197 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10198 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10199 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10200 vec_extractv16qi, vec_initv16qi): New.
10202 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10203 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10204 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10206 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10207 (_mm_load_si128, _mm_store_si128): Likewise.
10208 (_mm_load1_pd): Use _mm_set1_pd.
10209 (_mm_load_sd): Use _mm_set_sd.
10210 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10211 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10212 (_mm_set_epi64): Use _mm_set_epi64x.
10213 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10214 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10215 _mm_setr_epi8): Use _mm_set_foo form.
10216 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10217 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10218 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10219 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10220 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10221 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10222 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10223 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10224 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10225 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10226 (_mm_movedup_pd): Use _mm_shuffle_pd.
10227 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10228 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10229 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10230 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10231 Use _mm_setzero_ps.
10232 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10233 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10234 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10235 (_mm_store_ps): Use raw dereference.
10236 (_mm_store1_ps): Use _mm_storeu_ps.
10237 (_mm_storer_ps): Use _mm_store_ps.
10238 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10239 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10241 2005-01-11 Stan Shebs <shebs@apple.com>
10243 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10244 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10246 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10249 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10250 Skip all DECLs except for FIELD_DECLs.
10252 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10254 * config/s390/s390.c (override_options): Return error if
10255 -mbackchain, -mpacked-stack and -mhard-float are used together.
10256 (s390_va_start): Remove the backchain && packed-stack special case.
10257 (s390_gimplify_va_arg): Likewise.
10258 * doc/invoke.texi: Remove the ABI incompatibility note.
10260 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10262 * config/s390/s390.c (struct s390_frame_layout): Remove
10264 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10265 save_backchain_p with TARGET_BACKCHAIN.
10267 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10270 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10271 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10272 * function.c (locate_and_pad_parm): Set new field.
10273 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10274 Tweak where_pad test to include "none". Always set mem align for
10276 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10277 not sufficient for type.
10278 (assign_parm_setup_block): If stack_parm is zero on entry, always
10279 make a new stack local. Block move old stack parm if necessary
10280 to new aligned stack local.
10281 (assign_parm_setup_stack): Use a block move to handle
10282 potentially misaligned entry_parm.
10283 (assign_parms_unsplit_complex): Specify required alignment when
10284 creating stack local.
10285 * calls.c (compute_argument_addresses): Override alignment of stack
10286 arg calculated from its type with the alignment given by
10287 FUNCTION_ARG_BOUNDARY.
10288 (store_one_arg): Likewise.
10290 2005-01-11 Jan Beulich <jbeulich@novell.com>
10292 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10293 Change respective itanium_class attribute to ialu.
10294 (shladdp4_internal): New.
10295 * config/ia64/predicates.md (shladd_log2_operand): New.
10297 2005-01-11 Richard Henderson <rth@redhat.com>
10299 * expr.c (store_constructor): Use rtvec_alloc instead of
10300 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10302 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10304 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10306 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10308 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10309 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10310 (TARGET_RWRELOC): Define.
10311 (ia64_rwreloc_section_type_flags): Delete.
10312 (ia64_section_type_flags): New function.
10313 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10314 (TARGET_RWRELOC): Define.
10316 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10319 * config/ia64/ia64.c (process_set): For alloc insn, only call
10320 process_epilogue is !frame_pointer_needed.
10322 2005-01-10 Roger Sayle <roger@eyesopen.com>
10325 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10326 unary operator and can't be treated as a binary/comparison operator.
10328 2005-01-10 Richard Henderson <rth@redhat.com>
10330 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10331 (ix86_return_in_memory): Likewise.
10332 (function_arg_advance): Likewise. Mirror structure in function_arg
10333 for choosing register to advance.
10335 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10337 * tree-vectorizer.c, tree.def: Fix comment typos.
10339 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10341 * config/s390/s390.c (struct processor_costs): 4 new fields:
10342 ddbr, ddr, debr, der.
10343 (s390_rtx_costs): More precise handling of divide instructions.
10345 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10347 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10349 2005-01-10 Jan Beulich <jbeulich@novell.com>
10351 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10352 names resulting from -ffunction-sections/-fdata-sections and linkonce
10354 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10355 based on the section name. Rearrange the section name comparison logic
10356 slightly so that each section name is compared against at most once.
10358 2005-01-10 Ben Elliston <bje@au.ibm.com>
10360 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10361 targets for which -fPIC reduces limitations on the GOT size.
10363 2005-01-09 Falk Hueffner <falk@debian.org>
10365 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10368 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10371 * collect2.c (main): Set aixrtl_flag for -brtl option.
10372 (resolve_lib_name): Search for .so file extension before .a
10373 if aixrtl_flag set.
10375 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10377 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10378 (vect_analyze_data_refs_alignment): Add dump prints.
10380 2005-01-09 Ira Rosen <irar@il.ibm.com>
10382 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10383 expr_invariant_in_loop_p.
10384 Initialize outputs first thing in the function.
10385 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10386 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10387 (vect_analyze_pointer_ref_access): Check that the initial condition of
10388 the access function is loop invariant.
10390 2005-01-09 Richard Henderson <rth@redhat.com>
10392 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10393 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10394 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10395 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10396 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10397 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10398 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10399 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10400 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10401 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10402 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10403 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10404 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10405 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10406 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10407 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10408 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10409 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10410 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10411 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10412 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10413 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10414 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10416 (mmx_clrdi, pavgusb): Remove.
10417 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10418 with leading sse_ prefix.
10419 * config/i386/sse.md: Receive them.
10420 * config/i386/mmx.md: New file.
10421 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10422 (subrv2sf3): Turn into expander for normal subtraction.
10423 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10424 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10425 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10426 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10427 commutative; use ix86_binary_operator_ok.
10428 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10429 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10430 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10431 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10432 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10433 Macroize from existing patterns; use ix86_binary_operator_ok.
10434 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10435 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10436 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10437 with vec_select+vec_concat.
10438 (mmx_pshufw, mmx_pshufw_1): Likewise.
10439 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10440 (mmx_uavgv4hi3): Model correctly.
10441 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10442 _mm_xor_si64): Remove casts.
10444 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10446 PR tree-optimization/19224
10447 * tree-scalar-evolution.c (get_instantiated_value,
10448 set_instantiated_value): New functions.
10449 (instantiate_parameters_1): Cache the results.
10450 (instantiate_parameters, resolve_mixers): Initialize and free
10453 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10455 * config/i386/i386.md (addhi_4): Correct reference in comment.
10458 2005-01-08 Richard Henderson <rth@redhat.com>
10460 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10461 (_mm_cvtsi128_si64x): Likewise.
10462 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10463 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10464 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10465 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10466 * config/i386/i386-protos.h: Update.
10467 * config/i386/i386.c (print_operand): Add 'H'.
10468 (ix86_fixup_binary_operands): Split out from ...
10469 (ix86_expand_binary_operator): ... here.
10470 (ix86_fixup_binary_operands_no_copy): New.
10471 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10472 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10473 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10474 (safe_vector_operand): Use CONST0_RTX.
10475 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10476 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10477 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10478 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10480 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10481 (IX86_BUILTIN_CMPNGESS): New.
10482 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10483 (attr type): Add sselog1.
10484 (attr unit, attr memory): Handle it.
10485 (movti, movti_internal, movti_rex64): Move near other integer moves.
10486 (movtf, movtf_internal): Move near other fp moves.
10487 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10488 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10489 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10490 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10491 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10492 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10493 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10494 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10495 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10496 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10497 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10498 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10499 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10500 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10501 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10502 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10503 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10504 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10505 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10506 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10507 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10508 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10509 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10510 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10511 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10512 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10513 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10514 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10515 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10516 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10517 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10518 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10519 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10520 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10521 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10522 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10523 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10524 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10525 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10526 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10527 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10528 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10529 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10530 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10532 (SSEPUSH, push<SSEPUSH>): Remove.
10533 (MMXPUSH, push<MMXPUSH>): Remove.
10534 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10535 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10536 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10537 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10538 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10539 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10540 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10541 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10542 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10543 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10544 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10545 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10546 (ppro_sse_log_V4SF): Handle sselog1.
10547 * config/i386/predicates.md (const_0_to_1_operand): New.
10548 (const_0_to_255_mul_8_operand): New.
10549 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10550 (const_2_to_3_operand, const_4_to_7_operand): New.
10551 * config/i386/sse.md: New file.
10552 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10553 (sse_movups): Rename from sse_movups_1.
10554 (sse_loadlss): Rename from sse_loadss_1.
10555 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10557 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10558 (absv4sf2, negv2df, absv2df): New.
10559 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10560 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10561 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10562 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10563 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10564 (sse3_addsubv4sf3): Model correctly.
10565 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10566 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10567 (sse_movhlps): Model with vec_select+vec_concat.
10568 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10569 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10570 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10571 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10572 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10573 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10574 sse2_pshufhw_1): Likewise.
10575 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10576 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10577 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10578 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10579 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10580 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10581 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10582 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10583 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10584 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10585 sminv8hi3): Mark commutative
10586 operands. Use ix86_binary_operator_ok.
10587 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10588 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10589 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10590 sse2_punpcklqdq): Allow operand2 in memory.
10591 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10592 sse2_movsd): Add memory alternatives.
10593 (sse_storelps): Turn expander into an insn; split after reload.
10594 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10595 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10597 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10599 * configure.ac (DWARF-2 debug_line): Use objdump.
10600 * configure: Regenerate.
10602 2005-01-08 Jeff Law <law@redhat.com>
10603 Diego Novillo <dnovillo@redhat.com>
10605 PR tree-optimization/18241
10606 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10607 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10608 statements with volatile operands.
10609 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10610 operands after marking a statement with has_volatile_ops.
10612 2005-01-08 Roger Sayle <roger@eyesopen.com>
10614 * tree.c (int_fits_type_p): Always honor integer constant
10615 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10617 2005-01-08 Roger Sayle <roger@eyesopen.com>
10619 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10620 the latent bug in rtl_delete_block has been resolved.
10622 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10624 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10625 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10627 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10629 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10630 library as @multilib_dir@/$(SHLIB_SONAME).
10632 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10634 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10635 * configure: Regenerate.
10637 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10639 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10642 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10645 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10646 Convert non-word aligned offset address using ld/std into
10649 2005-01-07 Richard Henderson <rth@redhat.com>
10651 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10653 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10655 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10657 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10659 PR tree-optimization/19283
10660 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10661 is not shorter than the original type.
10663 PR rtl-optimization/19012
10664 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10666 PR rtl-optimization/18861
10667 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10668 (FULL_STATE): Define.
10669 (mark_tablejump_edge): New function.
10670 (purge_dead_tablejump_edges): New function.
10671 (find_bb_boundaries): Use it.
10673 PR tree-optimization/18828
10674 * builtins.c (expand_builtin_next_arg): Remove argument and all
10675 the argument checking.
10676 (expand_builtin): Adjust caller.
10677 (expand_builtin_va_start): Likewise. Remove error for too many
10679 (fold_builtin_next_arg): Issue error for too many arguments.
10680 After checking arguments, replace them with magic arguments that
10681 prevent further checking of the args.
10683 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10685 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10687 2005-01-06 Roger Sayle <roger@eyesopen.com>
10690 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10691 and %{.S:...} (and their negative variants) to test whether the
10692 input file is assembler or pre-processed-assembler independent of
10693 the actual filename extension.
10695 2005-01-06 Roger Sayle <roger@eyesopen.com>
10697 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10698 of sign or zero extended values.
10700 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10702 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10703 for IBM long double format correctly.
10705 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10707 Fix PR tree-optimization/18792
10709 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10710 to first_loop_depth, and use loop depth instead of loop number.
10711 (build_classic_dir_vector): Ditto.
10712 (compute_data_dependences_for_loop): Use depth, not loop number.
10713 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10714 number. Pass in loops, instead of loop numbers.
10715 (gather_interchange_stats): Ditto.
10716 (linear_transform_loops): Ditto.
10718 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10721 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10722 biv_fits_mode_p, extension_within_bounds_p): New functions.
10723 (check_ext_dependent_givs): Use them.
10725 2005-01-06 Roger Sayle <roger@eyesopen.com>
10727 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10728 more than one barrier, in which case we should delete them all.
10730 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10732 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10734 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10736 Fix PR middle-end/19286
10738 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10739 output this subprogram, simply ignore this attempt to do it again.
10740 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10741 origin attribute if it's not possible.
10742 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10743 (decls_for_scope): Ditto.
10744 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10745 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10747 2005-01-05 Richard Henderson <rth@redhat.com>
10750 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10751 (bdesc_2arg): Use it.
10752 (ix86_expand_binop_builtin): Force operands into registers
10754 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10755 ix86_expand_sse_compare, ix86_expand_sse_comi,
10756 ix86_expand_builtin): Likewise.
10758 2005-01-05 Richard Henderson <rth@redhat.com>
10760 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10762 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10763 (mulv4hi3): Set itanium_class mmmul.
10764 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10765 (fpack): Rename from fpack_sfsf.
10767 2005-01-05 Richard Henderson <rth@redhat.com>
10770 * reload1.c (do_input_reload): Restrict the optimization deleteing
10771 a previous output reload to RELOAD_FOR_INPUT.
10773 2005-01-05 Steven Bosscher <stevenb@suse.de>
10775 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10776 comment that we fall through after case.
10777 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10778 (distribute_links): Likewise.
10779 * cse.c (cse_insn): Likewise.
10780 * cselib.c (cselib_invalidate_mem): Likewise.
10781 * df.c: Update comments at the top of the file.
10782 (read_modify_subreg_p): Update comments here too.
10783 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10784 * flow.c (mark_set_1): Likewise.
10785 (mark_used_regs): Likewise.
10786 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10787 (canon_list_insert): Likewise.
10788 (mark_set): Likewise.
10789 (try_replace_reg): Likewise.
10790 (store_killed_in_insn): Likewise.
10791 * loop.c (count_one_set): Likewise.
10792 (basic_induction_var): Likewise.
10793 * postreload-gcse.c (find_mem_conflicts): Likewise.
10794 * postreload.c (reload_combine_note_store): Likewise.
10795 (move2add_note_store): Likewise.
10796 * reload.c (find_equiv_reg): Likewise.
10797 (mark_referenced_resources): Likewise.
10798 * rtlanal.c (set_noop_p): Likewise.
10799 (note_stores): Likewise.
10800 (note_uses): Likewise.
10801 * sched-deps.c (sched_analyze_1): Likewise.
10802 * sched-rgn.c (check_live_1): Likewise.
10803 (update_live_1): Likewise.
10804 * config/i860/i860.c: Likewise.
10806 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10808 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10810 * doc/rtl.texi: Update documentation for bit-fields and SET.
10812 2005-01-05 Roger Sayle <roger@eyesopen.com>
10814 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10816 2005-01-05 Jan Hubicka <jh@suse.cz>
10817 Richard Henderson <rth@redhat.com>
10820 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10823 2005-01-05 Richard Henderson <rth@redhat.com>
10826 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10827 (sse_shufps): Change operand 3 to const_int_operand.
10828 (sse2_storelps): Fix typo in template.
10829 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10830 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10831 (ix86_expand_builtin): Likewise.
10833 2005-01-05 Julian Brown <julian@codesourcery.com>
10835 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10836 as aggregates for AAPCS ABIs.
10838 2005-01-05 Stan Shebs <shebs@apple.com>
10840 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10841 Mach-O getters if ppc64.
10842 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10844 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10845 signed four-byte field for global code case.
10846 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10848 2005-01-05 Roger Sayle <roger@eyesopen.com>
10850 PR middle-end/19100
10851 * c-common.c: Include real.h.
10852 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10853 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10854 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10855 * Makefile.in (c-common.o): Update dependencies.
10857 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10859 * c-parse.in (asm_string): Add trailing semicolon.
10861 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10863 * c-parse.in (asm_string): New. Don't allow wide strings in
10865 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10866 asm_string instead of STRING.
10868 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10870 * c-typeck.c (constructor_no_implicit): Remove.
10871 (set_designator, process_init_element): Don't check
10872 constructor_no_implicit.
10874 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10875 Kaz Kojima <kkojima@gcc.gnu.org>
10878 * lcm.c (create_pre_exit): New.
10879 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10880 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10882 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10884 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10885 -msoft-float in target_float_switch.
10886 * arm.c (arm_override_options): Fix processing of target_float_switch.
10888 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10890 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10893 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10895 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10896 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10898 2005-01-04 Roger Sayle <roger@eyesopen.com>
10900 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10901 if deleting the then-block allows the test-block to fallthru to the
10904 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10907 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10908 after the full declaration if the are in two different TUs.
10910 2005-01-04 Richard Henderson <rth@redhat.com>
10913 * tree-sra.c (generate_one_element_init): Just
10914 call gimplify_and_add.
10915 (generate_element_init): Record the
10916 new referenced variables and mark them for renaming
10917 and split out to ...
10918 (generate_element_init_1): This.
10919 (scalarize_init): Don't call push_gimplify_context/
10920 pop_gimplify_context.
10922 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10924 * toplev.c (get_src_pwd): Handle failure of getpwd().
10926 2005-01-04 Roger Sayle <roger@eyesopen.com>
10928 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10930 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10931 all the cases handled by it are inverted by invert_truthvalue.
10933 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10935 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10936 (save_register_windowsi): Likewise.
10938 2005-01-04 Richard Henderson <rth@redhat.com>
10940 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10942 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10944 PR middle-end/17767
10945 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10946 any simplifications of vector mode comparison operators.
10947 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10949 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10950 Devang Patel <dpatel@apple.com>
10952 PR tree-optimization/18308
10953 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10954 the operands before creating a new expression.
10955 * dojump.c (do_jump): Make drop_through_label available
10956 for all cases. Add expansion of COND_EXPR.
10958 2005-01-04 Ira Rosen <irar@il.ibm.com>
10960 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10961 INTEGER_CST instead of TREE_CONSTANT.
10962 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10963 instead of TREE_CONSTANT.
10964 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10965 instead of TREE_CONSTANT.
10967 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10969 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10971 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10974 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10975 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10977 2005-01-03 Richard Henderson <rth@redhat.com>
10979 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10980 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10981 fold_convert_const_real_from_real): Split out from ...
10982 (fold_convert_const): ... here.
10984 2005-01-03 Richard Henderson <rth@redhat.com>
10987 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10988 (mov<MMXMODEI>_internal): Likewise.
10989 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10990 Add V2SF case; use it for SSE1; don't use TI.
10991 (movdf_integer): Likewise.
10992 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10994 2005-01-03 Ira Rosen <irar@il.ibm.com>
10996 * tree-vectorizer.c (vect_strip_conversions): New function.
10997 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10998 check for binary class.
11000 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11004 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11006 * gimple-low.c (mark_blocks_with_used_vars): New function.
11007 (mark_blocks_with_used_subblocks): Ditto.
11008 (mark_used_blocks): Ditto.
11009 (pass_mark_used_blocks): New pass.
11010 * tree-inline.c: Include debug.h.
11011 (expand_call_inline): Call outlining_inline_function here.
11012 * tree-optimize.c (init_tree_optimization_passes): Add
11013 pass_mark_used_blocks.
11014 * tree-pass.h (pass_mark_used_blocks): New.
11015 * Makefile.in (tree-inline.o): Add debug.h dependency.
11017 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11019 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11020 VAR_DECLs to have weak_import attribute.
11022 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11025 2004-01-03 Steven Bosscher <stevenb@suse.de>
11027 * passes.c (rest_of_compilation): Don't run regmove if only
11028 flag_expensive_optimizations, require flag_regmove instead.
11030 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11032 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11034 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11035 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11036 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11037 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11039 2005-01-03 Richard Henderson <rth@redhat.com>
11041 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11042 (ia64_const_ok_for_letter_p): New.
11043 (ia64_const_double_ok_for_letter_p): New.
11044 (ia64_extra_constraint): New.
11045 (ia64_expand_vecint_compare): New.
11046 (ia64_expand_vcondu_v2si): New.
11047 (ia64_expand_vecint_cmov): New.
11048 (ia64_expand_vecint_minmax): New.
11049 (ia64_print_operand): Add 'v'.
11050 (ia64_preferred_reload_class): New.
11051 (ia64_vector_mode_supported_p): New.
11052 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11053 (PREFERRED_RELOAD_CLASS): Move to function.
11054 (CONST_OK_FOR_LETTER_P): Move to function.
11055 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11056 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11057 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11058 (EXTRA_CONSTRAINT): Move to function.
11059 * config/ia64/ia64.md: Include vect.md.
11060 (itanium_class): Add mmalua.
11062 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11064 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11065 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11067 (const_int_2bit_operand): New.
11068 (fr_reg_or_0_operand): New.
11069 * config/ia64/ia64-modes.def: Add vector modes.
11070 * config/ia64/ia64-protos.h: Update.
11071 * config/ia64/vect.md: New file.
11073 2005-01-03 Richard Henderson <rth@redhat.com>
11075 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11077 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11080 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11082 (log1pdf2): Change mode of operands[0,1] to DFmode.
11084 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11086 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11087 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11088 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11089 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11090 SPARC_RELAXED_ORDERING.
11092 2005-01-03 Richard Henderson <rth@redhat.com>
11093 Uros Bizjak <uros@kss-loka.si>
11096 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11097 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11098 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11100 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11101 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11102 const_pow2_1_to_128_operand): New predicates.
11104 2005-01-02 Greg McGary <greg@mcgary.org>
11106 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11108 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11109 object. [ptr_type]: Remove unused variable.
11110 Remember nearest addressable array-element or record-component
11111 when checking bitfield components. Tolerate empty BIND_EXPR.
11113 2005-01-01 Richard Henderson <rth@redhat.com>
11115 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11116 that don't narrow the value. Fail for other conversions.
11118 2005-01-01 Richard Henderson <rth@redhat.com>
11121 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11122 * c-lang.c (finish_file): Don't do it here.
11123 * objc/objc-act.c (objc_finish_file): Likewise.
11125 * cgraph.c (decl_assembler_name_equal): New.
11126 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11127 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11128 * cgraph.h (struct cgraph_varpool_node): Add next.
11129 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11130 * varasm.c (assemble_alias): Mark the target as needed.
11132 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11134 PR middle-end/19221
11135 * function.c (get_arg_pointer_save_area): Use entry_of_function
11136 instead of get_insns.
11138 2005-01-01 Roger Sayle <roger@eyesopen.com>
11139 Andrew Pinski <pinskia@physics.uc.edu>
11140 James E. Wilson <wilson@specifixinc.com>
11142 PR rtl-optimization/12092
11143 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11146 2005-01-01 Roger Sayle <roger@eyesopen.com>
11147 Olivier Hainque <hainque@act-europe.fr>
11149 * tree.c (int_fits_type_p): A narrower type always fits in a
11150 wider one, except for negative values into unsigned types.
11152 2005-01-01 Roger Sayle <roger@eyesopen.com>
11154 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11155 with the original constant rather than require TREE_OVERFLOW.
11157 2005-01-01 Steven Bosscher <stevenb@suse.de>
11159 PR middle-end/17544
11160 * c-decl.c (finish_function): If compiling C99, annotate the
11161 compiler generated return with the current file name and line 0.
11162 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11163 the source line is greater than 0.
11164 (remove_bb): Likewise.