1 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
3 * doc/tree-ssa.texi: Add immediate use documentation.
5 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
7 * arm.c (FL_WBUF): Define.
8 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
9 (arm_is_6_or_7): Delete.
11 (arm_override_options): Set arm_tune_wbuf.
12 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
13 (arm_is_6_or_7): Delete declaration.
14 (arm_tune_wbuf): New declartion.
15 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
16 (model_wbuf): Derive from arm_tune_wbuf.
17 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
18 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
19 (arm740t): Mark CPUs as having a write buffer.
21 2005-04-09 Uros Bizjak <uros@kss-loka.si>
23 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
24 of 'const_double_operand' in operand 2 constraints. Update enable
27 2005-04-09 Uros Bizjak <uros@kss-loka.si>
29 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
30 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
31 * optabs.h (enum optab_index): Add new OTI_lfloor.
32 (lfloor_optab): Define corresponding macro.
33 * optabs.c (init_optabs): Initialize lfloor_optab.
34 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
35 and lfloordi2 patterns.
36 * builtins.c (expand_builtin_int_roundingfn): New prototype.
37 (expand_builtin_int_roundingfn): New function.
38 (fold_builtin_int_roundingfn): New prototype.
39 (fold_builtin_int_roundingfn): New function, renamed from
41 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
42 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
43 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
44 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
45 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
46 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
47 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
48 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
49 into lfloor built-in function and (long long int)floor{,f,l} into
50 llfloor built-in function.
51 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
54 2005-04-08 Ian Lance Taylor <ian@airs.com>
56 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
57 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
58 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
59 (DO_COND, DO_BODY): Likewise.
60 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
61 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
62 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
63 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
64 (build_continue_stmt, build_break_stmt): Don't declare.
65 (c_do_switch_warnings): Update declaration.
66 * c-gimplify.c (enum bc_t): Remove.
67 (struct c_gimplify_ctx, ctxp): Remove.
68 (push_context, pop_context): Remove static functions.
69 (c_genericize): Don't call push_context or pop_context.
70 (begin_bc_block, finish_bc_block): Remove static functions.
71 (build_bc_goto): Likewise.
72 (gimplify_c_loop): Likewise.
73 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
74 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
75 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
76 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
77 * c-common.c (c_do_switch_warnings): Rename from
78 c_do_switch_warnings_1.
79 (c_do_switch_warnings) [old version]: Remove.
80 (c_do_switch_expr_warnings): Remove.
81 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
82 function instead of c_do_switch_expr_warnings.
83 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
84 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
85 * c-pretty-print.c (pp_c_statement): Likewise.
86 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
88 2005-04-08 Diego Novillo <dnovillo@redhat.com>
90 Merge from tree-cleanup-branch: VRP, store CCP, store
91 copy-prop, incremental SSA updating of FUD chains and
92 newly exposed symbols.
94 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
95 (OBJS-common): Add tree-vrp.o.
96 (tree-vrp.o): New rule.
97 * basic-block.h (nearest_common_dominator_for_set): Declare.
98 * common.opt (ftree-store-ccp): New flag.
99 (ftree-copy-prop): New flag.
100 (ftree-vrp): New flag.
101 (ftree-store-copy-prop): New flag.
102 * dominance.c (nearest_common_dominator_for_set): New.
103 * domwalk.c (walk_dominator_tree): Only traverse
104 statements in blocks marked in walk_data->interesting_blocks.
105 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
106 * fold-const.c (fold): Handle ASSERT_EXPR.
107 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
108 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
109 flag_tree_vrp at -O2.
110 * timevar.def (TV_TREE_VRP): Define.
111 (TV_TREE_COPY_PROP): Define.
112 (TV_TREE_STORE_COPY_PROP): Define.
113 (TV_TREE_SSA_INCREMENTAL): Define.
114 (TV_TREE_STORE_CCP): Define.
115 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
116 to kill_redundant_phi_nodes from comment.
117 (verify_expr): Handle ASSERT_EXPR.
118 * tree-dfa.c (mark_new_vars_to_rename): Remove second
119 argument. Update all users.
120 (mark_call_clobbered_vars_to_rename): Remove. Update all
122 * tree-flow-inline.h (unmodifiable_var_p): New.
123 * tree-flow.h (enum value_range_type): Declare.
124 (struct value_range_def): Declare.
125 (value_range): Declare.
126 (remove_all_phi_nodes_for): Remove. Update all users.
127 (find_phi_node_for): Declare.
128 (add_type_alias): Declare.
129 (count_uses_and_derefs): Declare.
130 (kill_redundant_phi_nodes): Remove.
131 (rewrite_into_ssa): Remove.
132 (rewrite_def_def_chains): Remove.
133 (update_ssa, register_new_name_mapping, create_new_def_for,
134 need_ssa_update_p, name_registered_for_update_p,
135 release_ssa_name_after_update_ssa, dump_repl_tbl,
136 debug_repl_tbl, dump_names_replaced_by,
137 debug_names_replaced_by, mark_sym_for_renaming,
138 mark_set_for_renaming, get_current_def, set_current_def,
139 get_value_range, dump_value_range, debug_value_range,
140 dump_all_value_ranges, debug_all_value_ranges,
141 expr_computes_nonzero, loop_depth_of_name,
142 unmodifiable_var_p): Declare.
143 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
145 * tree-into-ssa.c (block_defs_stack): Update comment.
146 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
147 syms_to_rename, names_to_release, repl_tbl,
148 need_to_initialize_update_ssa_p, need_to_update_vops_p,
149 need_to_replace_names_p): New locals.
150 (NAME_SETS_GROWTH_FACTOR): Define.
151 (struct repl_map_d): Declare.
152 (struct mark_def_sites_global_data): Add field
154 (enum rewrite_mode): Declare.
155 (REGISTER_DEFS_IN_THIS_STMT): Define.
156 (compute_global_livein): Use last_basic_block instead of
158 (set_def_block): Remove last argument. Update all callers.
159 (prepare_use_operand_for_rename): Remove. Update all callers.
160 (prepare_def_operand_for_rename): Remove. Update all callers.
161 (symbol_marked_for_renaming): New.
164 (repl_map_hash): New.
166 (repl_map_free): New.
167 (names_replaced_by): New.
168 (add_to_repl_tbl): New.
169 (add_new_name_mapping): New.
170 (mark_def_sites): Assume that all the operands in the
171 statement are in normal form.
172 (find_idf): Assert that the block in the stack is valid.
173 (get_default_def_for): New.
174 (insert_phi_nodes_for): Add new argument 'update_p'.
176 If update_p is true, add a new mapping between the LHS of
177 each new PHI and the name that it replaces.
178 (insert_phi_nodes_1): Only call find_idf if needed.
179 (get_reaching_def): Call get_default_def_for.
180 (rewrite_operand): Remove.
181 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
182 and REWRITE_THIS_STMT are false.
183 Assume that all the operands in the statement are in
185 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
186 (rewrite_virtual_phi_arguments): Remove.
187 (invalidate_name_tags): Remove.
188 (register_new_update_single, register_new_update_set,
189 rewrite_update_init_block, replace_use,
190 rewrite_update_fini_block, rewrite_update_stmt,
191 rewrite_update_phi_arguments): New.
192 rewrite_blocks): Remove argument 'fix_virtual_phis'.
193 Add arguments 'entry', 'what' and 'blocks'.
194 Initialize the dominator walker according to 'what' and
196 Start the dominator walk at 'entry'.
197 (mark_def_site_blocks): Add argument 'interesting_blocks'.
198 Use it to configure the dominator walker.
199 (rewrite_into_ssa): Remove argument 'all'.
201 (rewrite_all_into_ssa): Remove.
202 (rewrite_def_def_chains): Remove.
203 (mark_def_interesting, mark_use_interesting,
204 prepare_phi_args_for_update, prepare_block_for_update,
205 prepare_def_site_for, prepare_def_sites,
206 dump_names_replaced_by, debug_names_replaced_by,
207 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
208 delete_update_ssa, create_new_def_for,
209 register_new_name_mapping, mark_sym_for_renaming,
210 mark_set_for_renaming, need_ssa_update_p,
211 name_registered_for_update_p, ssa_names_to_replace,
212 release_ssa_name_after_update_ssa,
213 insert_updated_phi_nodes_for, update_ssa): New.
214 * tree-loop-linear.c (linear_transform_loops): Call
215 update_ssa instead of rewrite_into_ssa.
216 * tree-optimize.c (vars_to_rename): Remove.
218 (init_tree_optimization_passes): Replace
219 pass_redundant_phi with pass_copy_prop.
221 Replace pass_ccp with pass_store_ccp.
222 Add pass_store_copy_prop after pass_store_ccp.
223 (execute_todo): If the TODO_ flags don't include updating
224 the SSA form, assert that it does not need to be updated.
225 Call update_ssa instead of rewrite_into_ssa and
226 rewrite_def_def_chains.
227 If TODO_verify_loops is set, call verify_loop_closed_ssa.
228 (tree_rest_of_compilation):
229 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
230 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
231 TODO_cleanup_cfg): Renumber.
232 (TODO_verify_loops, TODO_update_ssa,
233 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
234 TODO_update_ssa_only_virtuals): Define.
235 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
237 * tree-phinodes.c (make_phi_node): Update documentation.
238 (remove_all_phi_nodes_for): Remove.
239 (find_phi_node_for): New.
240 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
241 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
242 (interpret_rhs_modify_expr): Likewise.
243 * tree-sra.c (decide_instantiations): Mark all symbols in
244 SRA_CANDIDATES for renaming.
245 (mark_all_v_defs_1): Rename from mark_all_v_defs.
246 (mark_all_v_defs): New function. Update all users to call it
247 with the whole list of scalarized statements, not just the
249 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
250 (compute_flow_insensitive_aliasing): If the tag is
251 unmodifiable and the variable isn't or vice-versa, don't
252 make them alias of each other.
253 (setup_pointers_and_addressables): If the type tag for
254 VAR is about to change, mark the old one for renaming.
255 (add_type_alias): New.
256 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
257 (ccp_lattice_t): Rename from latticevalue.
258 (value): Remove. Update all users.
259 (const_val): New local variable.
260 (do_store_ccp): New local variable.
261 (dump_lattice_value): Handle UNINITIALIZED.
262 (debug_lattice_value): New.
263 (get_default_value): Re-write.
264 (set_lattice_value): Re-write.
265 (def_to_varying): Remove. Update all users.
266 (likely_value): Return VARYING for statements that make
267 stores when STORE_CCP is false.
268 Return VARYING for any statement other than MODIFY_EXPR,
269 COND_EXPR and SWITCH_EXPR.
270 (ccp_initialize): Re-write.
271 (replace_uses_in, replace_vuse_in, substitute_and_fold):
272 Move to tree-ssa-propagate.c.
273 (ccp_lattice_meet): Handle memory stores when
274 DO_STORE_CCP is true.
275 (ccp_visit_phi_node): Likewise.
276 (ccp_fold): Likewise.
277 (evaluate_stmt): Likewise.
278 (visit_assignment): Likewise.
279 (ccp_visit_stmt): Likewise.
280 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
284 (do_ssa_store_ccp): New.
285 (gate_store_ccp): New.
286 (pass_store_ccp): Declare.
287 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
288 (may_propagate_copy): Reformat.
289 Don't abort if ORIG is a virtual and DEST isn't.
290 If NEW does not have alias information but DEST does,
292 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
293 copy_prop_kind, which_copy_prop): Declare.
294 (stmt_may_generate_copy, get_copy_of_val,
295 get_last_copy_of, set_copy_of_val, dump_copy_of,
296 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
297 copy_prop_visit_stmt, copy_prop_visit_phi_node,
298 init_copy_prop, fini_copy_prop, execute_copy_prop,
299 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
300 store_copy_prop): New.
301 (pass_copy_prop, pass_store_copy_prop): Declare.
302 * tree-ssa-dom.c (struct opt_stats_d): Add fields
303 'num_const_prop' and 'num_copy_prop'.
304 (cprop_operand): Update them.
305 (dump_dominator_optimization_stats): Dump them.
306 (tree_ssa_dominator_optimize): Call update_ssa instead of
308 (loop_depth_of_name): Declare extern.
309 (simplify_cond_and_lookup_avail_expr): Guard against NULL
310 values for LOW or HIGH.
311 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
312 (record_equivalences_from_stmt): Call expr_computes_nonzero.
313 (cprop_operand): Only propagate if VAL != OP.
314 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
315 statement for renaming.
316 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
317 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
318 add_type_alias if necessary.
319 Call mark_new_vars_to_rename.
320 (tree_ssa_iv_optimize): If new symbols need to be renamed,
321 mark every statement updated, call update_ssa and
322 rewrite_into_loop_closed_ssa.
323 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
324 from LIVEIN if VAR is a virtual.
325 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
326 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
327 (get_call_expr_operands): Reformat statement.
328 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
330 * tree-ssa-propagate.c (ssa_prop_init): Initialize
331 SSA_NAME_VALUE for every name.
332 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
333 get_value_loaded_by): New.
334 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
335 substitute_and_fold): Move from tree-ssa-ccp.c.
336 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
337 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
338 get_value_loaded_by, replace_uses_in, substitute_and_fold):
340 * tree-ssa.c (verify_use): Fix error message.
341 (propagate_into_addr, replace_immediate_uses, get_eq_name,
342 check_phi_redundancy, kill_redundant_phi_nodes,
343 pass_redundant_phi): Remove. Update all users.
344 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
345 add_type_alias, if necessary.
346 * tree-vectorizer.h (struct _stmt_vect_info): Update
347 documentation for field 'memtag'.
348 * tree-vrp.c: New file.
349 * tree.def (ASSERT_EXPR): Define.
350 * tree.h (ASSERT_EXPR_VAR): Define.
351 (ASSERT_EXPR_COND): Define.
352 (SSA_NAME_VALUE_RANGE): Define.
353 (struct tree_ssa_name): Add field 'value_range'.
354 (PHI_REWRITTEN): Remove.
355 (struct tree_phi_node): Remove field 'rewritten'.
356 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
357 -ftree-store-copy-prop): Document.
358 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
359 Document usage of update_ssa.
361 2005-04-08 David Edelsohn <edelsohn@gnu.org>
364 * config/rs6000/predicates.md (altivec_register_operand): Accept
366 (and64_operand): Do not limit CONST_INT to mask64_operand.
367 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
368 (and_operand): Do not limit CONST_INT to mask_operand.
370 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
372 PR rtl-optimization/20466
373 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
374 for overlap of the address of each list member.
375 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
377 2005-04-08 Mike Stump <mrs@apple.com>
379 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
381 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
384 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
386 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
388 * function.c (push_function_context_to): Don't set
390 * function.h (function): Remove contains_functions.
391 (current_function_contains_functions): Remove.
393 * function.h (function): Remove instrument_entry_exit.
394 (current_function_instrument_entry_exit): Remove.
396 * function.h (nonlocal_labels): Remove.
398 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
400 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
401 (check_attr_value, write_attr_get, write_expr_attr_cache,
402 find_attr, make_internal_attr): Don't reference negative_ok or
404 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
405 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
406 (ATTR_STATIC): Adjust the value.
408 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
410 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
412 * config/s390/tpf.h (ASM_SPEC): Define.
414 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
416 * tree-flow.h: Remove the prototype for
417 redirect_immediate_uses.
418 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
420 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
422 * arm.c (arm_const_double_by_parts): New function.
423 * arm-protos.h (arm_const_double_by_parts): Add prototype.
424 * arm.md (define_split for 64-bit constants): Add another one.
426 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
428 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
430 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
432 * system.h: Revert last change.
434 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
436 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
437 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
438 (TARGET_SWITCHES): Delete.
439 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
440 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
441 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
442 * config/xtensa/xtensa.opt: New file.
444 2005-04-08 Ben Elliston <bje@au.ibm.com>
446 * config/fp-bit.c: Include L_mul_tf in #endif comment.
447 * config/fp-bit.h: Tidy comments.
449 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
451 * system.h: Poison PARAMS.
453 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
455 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
456 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
457 (TARGET_SWITCHES): Delete.
458 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
459 * config/vax/vax.opt: New file.
461 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
463 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
465 2005-04-07 Ian Lance Taylor <ian@airs.com>
467 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
469 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
470 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
473 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
475 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
476 all immediate uses in PHI nodes.
478 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
480 * arm.c (arm_const_double_inline_cost): Handle any constant by
481 using gen_lowpart and gen_highpart_mode.
482 (note_invalid_constants): All constants in an RTX with a constraint
483 that permits memory are now pushed to the constant pool.
484 (output_move_double): Delete code to handle reg to reg and
485 constant to reg moves.
486 (const_double_needs_minipool, output_mov_immediate): Delete.
487 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
488 CONST_INT and CONST_VECTOR.
489 * arm.md (ANY64): New mode macro.
490 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
491 (movdf_soft_insn): Split reg-reg and const-reg moves.
492 (split patterns for 64-bit constant and register moves): New.
493 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
494 (cirrus_movdf_hard_insn): Likewise.
495 * fpa.md (movdf_fpa): Likewise.
496 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
497 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
499 (movv2si_internal_2): Likewise.
500 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
501 (movdf_vfp): Likewise.
502 * arm-protos.h (output_mov_immediate): Delete prototype.
504 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
507 * simplify-rtx.c (simplify_unary_operation_1): Check
508 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
510 2005-04-06 James E Wilson <wilson@specifixinc.com>
513 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
516 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
518 * coverage.h (GCOV_TYPE_NODE): Delete.
519 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
520 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
521 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
522 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
523 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
525 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
528 * Makefile.in (gcc.pot): Remove options.c dependency.
529 * optc-gen.awk: Don't quote help strings with N_().
531 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
533 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
534 the function returns a pointer type.
536 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
538 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
539 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
540 * doc/invoke.texi: Documnet salias-max-implicit-fields.
541 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
542 explicit_uses members.
543 (get_or_create_used_part_for): Initialize new fields.
544 (fieldoff_compare): New function.
545 (create_overlap_variables_for): Count number of fields, use
546 heuristic to determine whether to create subvars for vars with
548 Sort the field list by offset and avoid creating duplicate SFT's.
550 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
552 * c.opt (-F): Remove trailing whitespace from help string.
553 (-finput-charset): Use a tab to separate the switch name and help
555 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
556 (-ftree-vectorizer-verbose): Likewise.
558 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
560 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
561 a PHI argument where a use occurs instead of all PHI arguments.
563 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
565 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
568 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
570 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
571 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
572 config/bfin/bfin.h: Fix comment typos.
574 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
576 * doc/install.texi: Update the URL for Jacks.
577 * doc/sourcebuild.texi: Likewise.
579 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
582 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
583 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
585 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
587 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
589 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
591 * config/v850/v850-protos.h (override_options): Delete.
592 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
593 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
594 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
595 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
596 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
597 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
598 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
599 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
600 (OVERRIDE_OPTIONS): Delete.
601 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
602 (small_memory_info): Remove the value field.
603 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
605 * config/v850/v850.c (small_memory): Remove the value field.
606 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
607 (override_options): Delete.
608 (v850_handle_memory_option, v850_handle_option): New functions.
609 * config/v850/v850.opt: New file.
611 2005-04-06 Geoffrey Keating <geoffk@apple.com>
613 * config.host: Add a section for generic hosts, and a subsection
614 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
615 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
616 * config/host-darwin.h: New.
617 * config/x-darwin: New.
618 * config/i386/host-i386-darwin.c: New.
619 * config/i386/x-darwin: New.
620 * config/rs6000/host-darwin.c: Include host-darwin.h.
621 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
622 (darwin_rs6000_gt_pch_use_address): Likewise.
623 * config/rs6000/x-darwin: Change name of .o built, update
624 dependencies for changes to rs6000/host-darwin.c.
626 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
629 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
631 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
633 * tree-vect-analyze.c (vect_analyze_loop_form): Call
634 split_loop_exit_edge instead of loop_split_edge_with.
636 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
638 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
639 UNSPEC_SET_VSCR): New constants, used throughout.
641 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
643 (altivec_vspltis<VI_char>): ... this pattern, using
644 a QImode const_int_operand for the immediate.
645 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
648 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
651 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
653 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
655 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
657 2005-04-06 Ben Elliston <bje@au.ibm.com>
659 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
660 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
661 macros as living in "this file" and not gcc.h.
663 2005-04-06 Ben Elliston <bje@au.ibm.com>
665 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
666 -ftree-live_range_split. Perhaps renamed at some point?
668 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
671 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
672 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
674 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
676 * tree-flow.h (number_of_iterations_cond): Declaration removed.
677 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
678 (number_of_iterations_special): New function.
679 (number_of_iterations_exit): Use number_of_iterations_special.
680 Use simplify_using_outer_evolutions only at -O3.
681 (number_of_iterations_cond, tree_simplify_using_condition,
682 simplify_using_initial_conditions, loop_niter_by_eval,
683 compare_trees, can_count_iv_in_wider_type_bound,
684 simplify_using_outer_evolutions): Use fold_build.
686 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
688 * doc/install.texi (Configuration): Document --with-java-home.
690 2005-04-05 Richard Henderson <rth@redhat.com>
694 * config/i386/i386.c (print_operand): Handle vector zeros.
695 (ix86_split_to_parts): Handle CONST_VECTOR.
696 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
697 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
698 what modes to tie for MMX and SSE registers.
699 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
700 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
701 to vector modes as well.
702 * config/i386/predicates.md (const0_operand): Handle VOIDmode
703 properly as an input mode.
705 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
707 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
709 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
711 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
713 2005-04-05 Jakub Jelinek <jakub@redhat.com>
715 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
716 and local functions, set sse_nregs to 8 and float_in_sse.
717 (function_arg_advance, function_arg): If float_in_sse, pass
718 SFmode and DFmode arguments in SSE registers.
719 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
721 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
724 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
726 * config/i386/i386-protos.h (ix86_function_value): Accept two
727 arguments, like the target macro.
728 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
729 * config/i386/i386.c (ix86_function_value): Accept the second
730 argument of the target macro.
731 (ix86_function_ok_for_sibcall): Pass a function pointer to
733 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
734 call to ix86_value_regno).
735 (ix86_value_regno): Add support for returning floating point values
738 2005-04-05 Jakub Jelinek <jakub@redhat.com>
740 PR tree-optimization/20076
741 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
742 that call __builtin_return or __builtin_apply_args.
744 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
746 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
747 Use immediate use iterator.
748 (stmt_is_bumper_for_loop): Use immediate use iterator.
749 * predict.c (strip_builtin_expect): Use update_stmt.
750 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
751 on all elements of a STATEMENT_LIST.
752 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
753 (bsi_remove): Remove imm_use links and mark the stmt as modified.
754 (bsi_replace): Mark stmt as modified and the update it.
755 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
756 (expand_complex_libcal): Call update_stmt.
757 (expand_complex_comparison): Call mark_stmt_modified.
758 (expand_complex_operations_1): Call update_stmt_if_modified.
759 (expand_vector_operations_1): Call mark_stmt_modified.
760 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
761 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
762 add_immediate_use, redirect_immediate_use,
763 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
764 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
765 (mark_new_vars_to_rename): Call update_stmt.
766 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
767 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
769 (unmodify_stmt): Delete.
770 (update_stmt): New. Force an update of a stmt.
771 (update_stmt_if_modified): update a stmt if it is out of date.
772 (get_stmt_operands): Verify stmt is NOT modified.
773 (stmt_modified_p): Update comment.
774 (delink_imm_use): Remove a use node from its immuse list.
775 (link_imm_use_to_list): Link a use node to a specific list.
776 (link_imm_use): Link a node to the correct list.
777 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
778 it in the correct list, if appropriate.
779 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
780 (relink_imm_use): Link a use node in place of another node in a list.
781 (relink_imm_use_stmt): LInk a node in place of another node, and set
783 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
784 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
785 (first_safe_imm_use): New. Initialize a safe immuse iterator.
786 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
787 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
788 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
789 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
790 (has_zero_uses): New. Return true if there are no uses of a var.
791 (has_single_use): New. Return true if there is only a single use of a
793 (single_imm_use): New. Return the simgle immediate use.
794 (num_imm_uses): New. Return the number of immediate uses.
795 (get_v_must_def_ops): Use is now a pointer.
796 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
797 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
799 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
800 (delink_stmt_imm_use): Delink all immuses from a stmt.
801 (phi_arg_index_from_use): New. Return a phi arg index for a use.
802 * tree-flow.h (struct dataflow_d): Delete.
803 (immediate_use_iterator_d): New. Immediate use iterator struct.
804 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
805 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
806 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
808 (struct stmt_ann_d): Remove dataflow_t from struct.
809 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
810 (if_convertible_phi_p): Use FAST immuse iterator.
811 (if_convertible_loop_p): Don't call compute_immediate_uses.
812 (replace_phi_with_cond_modify_expr): Call update_stmt.
813 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
814 update_stmt_if_modified.
815 (rewrite_all_into_ssa): Initialize ssa operands.
816 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
817 compute_immediate_uses.
818 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
819 ssa_property is available.
820 (execute_one_pass): Change parameters passed to execute_todo.
821 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
822 (remove_ssa_form): Call fini_ssa_operands.
823 (insert_backedge_copies): Delete call to modify_stmt.
824 * tree-phinodes.c (make_phi_node): Initialize use nodes.
825 (release_phi_node): Delink any use nodes before releasing.
826 (resize_phi_node): Relink any use nodes.
827 (remove_phi_arg_num): Delink the use node.
828 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
829 (remove_all_phi_nodes_for): Release phi node first.
830 * tree-pretty-print.c (dump_generic_node): Print stmt address.
831 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
832 (scalarize_use, scalarize_copy): Call update_stmt.
833 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
834 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
835 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
836 (ccp_initialize): Remove call to compute_immediate_uses.
837 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
838 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
840 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
841 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
842 (eliminate_redundant_computations): Call mark_stmt_modified.
843 (cprop_operand): Call mark_stmt_modified.
844 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
845 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
846 (dse_optimize_stmt): Use new immuse interface.
847 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
848 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
849 (substitute_single_use_vars): Use new immuse interface.
850 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
851 and compute_immediate_uses.
852 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
854 (rewrite_mem_refs): Call update_stmt.
855 (determine_lsm): Remove call to compute_imm_uses and free_df.
856 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
857 (try_unroll_loop_completely): Call update_stmt.
858 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
859 (rewrite_use_compare): Call update_stmt.
860 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
861 (rewrite_use) : Call update_stmt.
862 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
863 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
865 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
866 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
867 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
869 (initialize_vuse_operand): New. Initialize a vuse operand.
870 (initialize_v_may_def_operand): New. Initialize a maydef operand.
871 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
872 (finalize_ssa_defs): Use stmt parameter.
873 (correct_use_link): Ensure a use node is in the correct list, and has
874 the correct stmt pointer.
875 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
876 finalize_ssa_v_must_defs): Also initialize use nodes.
877 (finalize_ssa_stmt_operands): Pass extra stmt operands.
878 (build_ssa_operands): Seperate parsing from final operand construction.
879 (parse_ssa_operands): New. Parse entry point for operand building.
880 (swap_tree_operands): New. Swap 2 tree operands.
881 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
883 (get_expr_operands): Call swap_tree_operands when needed.
884 (copy_virtual_operands): Use initialize routines for virtual use ops.
885 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
886 (verify_abort): New. Issue imm_use error.
887 (verify_imm_links): New Verify imm_use links for a var.
888 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
889 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
890 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
891 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
892 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
893 (NULL_USE_OPERAND_P) Define.
894 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
896 (struct vuse_operand_type): New struct.
897 (SET_USE): Call set_ssa_use_from_ptr.
899 (PHI_ARG_INDEX_FROM_USE): Define.
900 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
901 argument via SET_USE, not PHI_ARG_DEF_TREE.
902 * tree-ssa-pre.c (eliminate): Call update_stmt.
903 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
905 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
906 (nearest_common_dominator_of_uses): Use imm_use iterator.
907 (statement_sink_location): Use imm_use iterator and interface.
908 (execute_sink_code): Don't call compute_immediate_uses or free-df.
909 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
910 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
911 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
912 (verify_ssa): Ensure no stmt is marked modify after optimization pass
913 if new parameter is true.
914 (init_tree_ssa): Don't initialize operand cache here.
915 (delete_tree_ssa): Don't destroy operand cache here.
916 (propagate_into_addr): Pass in a use pointer, return true if anything
918 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
919 (check_phi_redundancy): Use imm_use iterator.
920 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
922 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
923 (release_ssa_name): Delink node and all elements in its imm_use list.
924 * tree-tailcall.c (adjust_return_value): Call update_stmt.
925 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
926 * tree-vectorizer.c (need_imm_uses_for): Delete.
927 (vectorize_loops): Dont call compute_immediate_uses or free_df.
928 * tree.h (struct ssa_imm_use_d): Define.
929 (SSA_NAME_IMM_USE_NODE): Define.
930 (struct tree_ssa_name): Add imm_use node.
932 (PHI_ARG_IMM_USE_NODE): Define.
933 (struct phi_arg_d): Add imm_use node.
934 (struct tree_phi_node): Remove struct dataflow_d element.
935 (TDF_STMTADDR): Define.
937 2005-04-05 Dale Johannesen <dalej@apple.com>
939 * doc/invoke.texi (Optimization Options): Remove
940 duplicate -fcse-follow-jumps. Add -fweb.
941 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
942 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
944 2005-04-05 Per Bothner <per@bothner.com>
946 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
947 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
948 (warn_uninit): Get EXPR_LOCUS from context now instead.
949 This fixes a USE_MAPPED_LOCATION testsuite failure.
951 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
953 2005-04-05 Per Bothner <per@bothner.com>
955 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
956 of the artification 'return 0' in main() to BUILTINS_LOCATION.
957 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
960 2004-04-05 Devang Patel <dpatel@apple.com>
962 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
963 (lhsr<mode>3): ... new name.
964 (altivec_vsra<VI_char>): Rename to ..
965 (ashr<mode>3): ... new name.
966 * config/rs6000/rs6000.c (builtin_description): Rename shift
969 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
971 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
972 gen_lowpart_for_combine.
973 * cse.c (gen_lowpart_if_possible): Move...
974 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
976 (gen_lowpart_no_emit_general): Use it.
978 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
980 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
983 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
985 * system.h: Fix typo.
987 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
989 * config/bfin/bfin-modes.def: New file.
990 * config/bfin/bfin-protos.h: New file.
991 * config/bfin/bfin.c: New file.
992 * config/bfin/bfin.h: New file.
993 * config/bfin/bfin.md: New file.
994 * config/bfin/bfin.opt: New file.
995 * config/bfin/crti.s: New file.
996 * config/bfin/crtn.s: New file.
997 * config/bfin/elf.h: New file.
998 * config/bfin/lib1funcs.asm: New file.
999 * config/bfin/predicates.md: New file.
1000 * config/bfin/t-bfin: New file.
1001 * config/bfin/t-bfin-elf: New file.
1002 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1003 Document new attributes.
1004 (interrupt, interrupt_handler, saveall): Update documentation for
1006 * doc/install.texi (Specific): Add entry for the Blackfin.
1007 * doc/invoke.texi (Blackfin Options): New section.
1008 * doc/md.texi (Blackfin family): New section to document constraints.
1009 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1011 2005-04-05 Olivier Hainque <hainque@adacore.com>
1013 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1014 match what the system unwinder expects.
1015 * config/mips/mips.c (mips_frame_set): If we're saving the return
1016 address register and the dwarf return address column number differs
1017 from the hard register number, adjust the note reg to refer to the
1020 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1022 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1023 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1024 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1025 (processor_type): New enum.
1026 (mn10300_processor): New variable.
1027 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1028 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1029 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1030 (PROCESSOR_DEFAULT): New macro.
1031 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1032 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1033 (mn10300_handle_option, mn10300_override_options): New functions.
1034 * config/mn10300/mn10300.opt: New file.
1036 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1037 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1039 PR tree-optimization/19903
1040 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1041 that don't fit in their type after conversion.
1043 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1046 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1047 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1048 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1049 flag here. Implement using define_insn_and_split.
1050 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1051 (frndintxf2_mask_pm_i387): New insn patterns.
1052 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1053 Do not set ix86_optimize_mode_switching flag.
1054 (ceilsf2, ceildf2, ceilxf2): Same.
1055 (btruncsf2, btruncdf2, btruncxf2): Same.
1056 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1058 2005-04-05 Ian Lance Taylor <ian@airs.com>
1061 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1062 i386_pe_record_external_function.
1063 (i386_pe_record_external_function): Update declaration.
1064 * config/i386/winnt.c (struct extern_list): Add decl field.
1065 (i386_pe_record_external_function): Add decl parameter.
1066 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1068 * config/i386/i386-protos.h (i386_pe_record_external_function):
1071 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1073 * config/m68k/m68k-protos.h: Add a prototype for
1074 valid_dbcc_comparison_p_2.
1075 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1076 extend_operator, const_uint32_operand, const_sint32_operand,
1077 general_src_operand, nonimmediate_src_operand,
1078 memory_src_operand, post_inc_operand, pre_dec_operand,
1079 pcrel_address): Move to predicates to predicates.md.
1080 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1081 * config/m68k/m68k.md: Include predicates.md.
1082 * config/m68k/predicates.md: New.
1084 2005-04-04 Roger Sayle <roger@eyesopen.com>
1086 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1088 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1090 2005-04-04 Ian Lance Taylor <ian@airs.com>
1092 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1094 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1095 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1096 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1097 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1098 * c-common.c (c_do_switch_warnings_1): New static function broken
1099 out of c_do_switch_warnings.
1100 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1101 (c_do_switch_expr_warnings): New function.
1102 * c-common.h (c_do_switch_expr_warnings): Declare.
1104 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1105 Daniel Jacobowitz <dan@codesourcery.com>
1107 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1109 * rtlanal.c (may_trap_p): Same.
1111 2005-04-04 Dale Johannesen <dalej@apple.com>
1113 * ChangeLog: remove reference to ChangeLog.12.
1115 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1117 CRIS epilogue as RTL.
1118 * config/cris/cris.md: Change all 0 in unspec 0 to
1120 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1121 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1123 ("return"): Change to define_expand. Call cris_expand_return for
1125 ("*return_expanded"): New pattern.
1126 ("epilogue"): New define_expand.
1127 * config/cris/cris.h (PREDICATE_CODES): Add
1128 cris_load_multiple_op.
1129 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1131 (enum cris_retinsn_type): New.
1132 (struct machine_function): New member return_type.
1133 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1134 (cris_target_asm_function_epilogue): Remove, moving RTLified
1136 (cris_expand_epilogue): New function.
1137 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1138 (cris_gen_movem_load, cris_load_multiple_op)
1139 (cris_return_address_on_stack_for_return, cris_expand_return): New
1141 (cris_target_asm_function_prologue)
1142 (cris_initial_frame_pointer_offset): Call
1143 cris_reg_saved_in_regsave_area instead of complicated expression.
1144 Call cris_return_address_on_stack instead of an expression.
1145 (cris_print_operand) <case 'o', case 'O'>: New cases.
1146 (cris_return_address_on_stack): Change return-type to bool.
1147 (cris_simple_epilogue): Ditto. Return false if registers are
1149 * config/cris/cris-protos.h (cris_simple_epilogue)
1150 (cris_return_address_on_stack): Adjust prototype return type.
1151 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1152 (cris_return_address_on_stack_for_return): New prototypes.
1154 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1156 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1157 gpr_or_int12_operand.
1159 * config/frv/frv-protos.h: Add a prototype to
1160 frv_legitimate_memory_operand and frv_const_unspec_p.
1161 (frv_unspec): Move from frv.c.
1162 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1163 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1164 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1165 gpr_or_fpr_operand, gpr_or_int12_operand,
1166 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1167 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1168 int6_operand, int5_operand, uint5_operand, uint4_operand,
1169 uint1_operand, int_2word_operand, uint16_operand,
1170 upper_int16_operand, integer_register_operand,
1171 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1172 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1173 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1174 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1175 move_destination_operand, movcc_fp_destination_operand,
1176 frv_function_symbol_referenced_p, move_source_operand,
1177 condexec_dest_operand, condexec_source_operand,
1178 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1179 const_unspec_operand, gpr_or_memory_operand,
1180 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1181 icc_operand, fcc_operand, cc_operand, icr_operand,
1182 fcr_operand, cr_operand, call_operand, sibcall_operand,
1183 symbolic_operand, relational_operator,
1184 integer_relational_operator, float_relational_operator,
1185 ccr_eqne_operator, minmax_operator,
1186 condexec_si_binary_operator, condexec_si_media_operator,
1187 condexec_si_divide_operator, condexec_si_unary_operator,
1188 condexec_sf_conv_operator, condexec_sf_add_operator,
1189 condexec_memory_operand, intop_compare_operator, acc_operand,
1190 even_acc_operand, quad_acc_operand, accg_operand: Move to
1192 * config/frv/frv.h (PREDICATE_CODES): Remove.
1193 * config/frv/frv.md: Include predicates.md.
1194 * config/frv/predicates.md: New.
1196 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1199 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1200 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1201 (add_standard_iv_candidates_for_size): New function, extracting code
1202 from add_standard_iv_candidates and parameterizing it by type size.
1203 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1205 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1207 * system.h (GCOV_SIZE_TYPE): Unposion.
1208 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1209 (GCOV_TYPE_SIZE): ...this new macro.
1210 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1211 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1212 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1213 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1214 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1215 instead of unsigned_intSI_type_node.
1216 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1217 (rtl_gen_one_value_profiler_no_edge_manipulation)
1218 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1219 * value-prof.c: Include coverage.h.
1221 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1222 Diego Novillo <dnovillo@redhat.com>
1224 Fix PR tree-optimization/20703
1225 Fix PR tree-optimization/20725
1227 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1228 (create_expression_by_pieces): Ditto.
1229 (valid_in_set): Ditto. Also handle tcc_declaration.
1230 (find_or_generate_expression): Handle comparison class.
1231 (insert_into_preds_of_block): Ditto.
1232 (insert_aux): Ditto.
1233 (create_value_expr_from): Handle comparison class, recursively
1234 handle reference nodes.
1235 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1236 (execute_pre): Fix spacing.
1237 (do_fre): Renamed to execute_fre.
1239 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1241 * doc/invoke.texi (SPARC options): Document that
1242 -mlittle-endian is not supported on Linux either.
1244 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1248 * config.gcc (Obsolete configurations): Remove
1249 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1250 (sparclite-*-coff*): Delete.
1251 (sparclite-*-elf*): Likewise.
1252 (sparc86x-*-elf*): Likewise.
1253 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1254 * config/sparc/lite.h: Delete.
1255 * config/sparc/litecoff.h: Likewise.
1256 * config/sparc/liteelf.h: Likewise.
1257 * config/sparc/sp86x-elf.h: Likewise.
1258 * config/sparc/t-sparclite: Likewise.
1259 * config/sparc/t-sp86x: Likewise.
1261 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1263 * config/s390/s390-protos.h: (s390_comparison,
1264 s390_alc_comparison, s390_slb_comparison, const0_operand,
1265 consttable_operand, larl_operand, s_operand,
1266 shift_count_operand, bras_sym_operand, load_multiple_operation,
1267 store_multiple_operation, s390_plus_operand): Remove prototypes.
1268 (s390_legitimate_address_without_index_p): New prototype.
1269 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1271 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1272 const0_operand, consttable_operand, larl_operand, s_operand,
1273 shift_count_operand, bras_sym_operand, load_multiple_operation,
1274 store_multiple_operation, s390_plus_operand): Move to
1276 (check_mode): Remove.
1277 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1279 (s390_legitimate_address_without_index_p): New.
1280 * config/s390/s390.h (PREDICATE_CODES): Remove.
1281 * config/s390/s390.md: Include predicates.md.
1282 * config/s390/predicates.md: New.
1284 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1287 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1288 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1289 (NEED_INDICATE_EXEC_STACK): Define to 1.
1290 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1291 (NEED_INDICATE_EXEC_STACK): Define to 1.
1292 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1293 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1294 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1295 (pic_helper_emitted_p): New global.
1296 (emit_pic_helper): New function extracted from...
1297 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1298 Do not call emit_pic_helper if delay_pic_helper is true.
1299 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1300 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1301 (sparc_file_end): New function.
1303 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1305 * config/mcore/mcore-protos.h: Remove the prototypes for
1306 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1307 mcore_general_movdst_operand, mcore_reload_operand,
1308 mcore_arith_J_operand, mcore_arith_K_operand,
1309 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1310 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1311 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1312 mcore_literal_K_operand, mcore_addsub_operand,
1313 mcore_compare_operand, mcore_load_multiple_operation,
1314 mcore_store_multiple_operation, mcore_call_address_operand.
1315 Add a prototype for const_ok_for_mcore.
1316 * config/mcore/mcore.c (mcore_call_address_operand,
1317 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1318 mcore_arith_reg_operand, mcore_reload_operand,
1319 mcore_arith_J_operand, mcore_arith_K_operand,
1320 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1321 mcore_arith_M_operand, mcore_arith_imm_operand,
1322 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1323 mcore_literal_K_operand, mcore_addsub_operand,
1324 mcore_compare_operand, mcore_load_multiple_operation,
1325 mcore_store_multiple_operation): Move to predicates.md.
1326 (const_ok_for_mcore): Export.
1327 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1328 * config/mcore/mcore.md: Include predicates.md.
1329 * config/mcore/predicates.md: New.
1331 * config/mcore/predicates.md: Fix a comment typo.
1333 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1334 Adrian Straetling <straetling@de.ibm.com>
1336 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1337 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1338 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1340 ("imul"): Removed from "type" attribute.
1341 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1342 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1343 Changed type to imulsi.
1344 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1346 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1348 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1349 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1350 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1351 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1352 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1353 (TARGET_SWITCHES, mcore_stack_increment_string)
1354 (TARGET_OPTIONS): Delete.
1355 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1356 than *_BIT constants.
1357 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1358 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1359 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1360 (mcore_override_options): Delete mcore_stack_increment code.
1361 Change use of M340_BIT to MASK_M340.
1362 * config/mcore/mcore.opt: New file.
1364 2005-04-04 Ian Lance Taylor <ian@airs.com>
1366 * config/arm/arm.c (replace_symbols_in_block): Remove static
1369 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1371 * config/fr30/fr30-protos.h: Remove the prototypes for
1372 stack_add_operand, add_immediate_operand,
1373 high_register_operand, low_register_operand, call_operand,
1374 di_operand, and nonimmediate_di_operand.
1375 * config/fr30/fr30.c (stack_add_operand,
1376 add_immediate_operand, high_register_operand,
1377 low_register_operand, call_operand, di_operand,
1378 nonimmediate_di_operand): Move to predicates.md.
1379 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1380 * config/fr30/fr30.md: Include predicates.md.
1381 * config/fr30/predicates.md: New.
1383 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1384 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1385 mcore_call_address_operand.
1387 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1388 general_movsrc_operand.
1390 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1392 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1395 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1398 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1401 2005-04-04 Richard Henderson <rth@redhat.com>
1402 Jakub Jelinek <jakub@redhat.com>
1404 PR rtl-optimization/16104
1405 * fold-const.c (fold_unary): Fix folding of vector conversions.
1407 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1409 * config.gcc (xstormy16-*-elf): Set extra_options.
1410 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1411 * config/stormy16/stormy16.opt: New file.
1413 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1415 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1416 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1417 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1418 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1419 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1420 (TARGET_UNIX_ASM): Delete.
1421 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1422 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1423 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1424 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1425 * config/pdp11/pdp11.opt: New file.
1427 2005-04-03 Roger Sayle <roger@eyesopen.com>
1428 Alexandre Oliva <aoliva@redhat.com>
1431 * fold-const.c (non_lvalue): Split tests into...
1432 (maybe_lvalue_p): New function.
1433 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1434 C++ front-end prior to lowering into gimple form.
1436 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1438 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1439 BUILT_IN_STRNCASECMP): New.
1440 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1443 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1446 * arm.md (addsi3_compare0_for_combiner): Delete.
1447 (addsi3_compare0_scratch_for_combiner): Delete.
1448 (cmpsi_neg_shiftsi): Delete.
1449 (compare_negsi_si): New pattern.
1450 (cmpsi_negshiftsi_si): New pattern.
1451 (negated_cbranchsi4): Restrict to equality_operator.
1453 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1456 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1458 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1461 * doc/install.texi: Fix a typo.
1463 2005-04-03 Steven Bosscher <stevenb@suse.de>
1466 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1467 a computed goto if the edge to the computed goto block has
1468 incoming abnormal edges. Clarify how the function works.
1470 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1472 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1473 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1474 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1475 hash_scan_set, reg_set_between_after_reload_p,
1476 reg_used_between_after_reload_p, get_avail_load_store_reg,
1477 eliminate_partially_redundant_load): Likewise.
1478 * postreload.c (reload_cse_simplify_set,
1479 reload_combine_note_use): Likewise.
1480 * predict.c (predict_insn, expected_value_to_br_prob,
1481 propagate_freq, expensive_function_p): Likewise.
1482 * print-rtl.c (print_rtx): Likewise.
1483 * profile.c (instrument_edges, instrument_values,
1484 compute_branch_probabilities, branch_prob, union_groups,
1485 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1486 * protoize.c (in_system_include_dir, file_could_be_converted,
1487 file_normally_convertible, gen_aux_info_file, seek_to_line,
1488 do_cleaning): Likewise.
1489 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1490 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1491 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1493 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1495 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1496 * modulo-sched.c (undo_replace_buff_elem): New structure.
1497 (kernel_number_of_cycles, ps_unschedule_node,
1498 undo_generate_reg_moves,free_undo_replace_buff,
1499 undo_permute_partial_schedule, loop_single_full_bb_p,
1500 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1501 build_loops_structure, get_sched_window): New.
1502 (generate_reg_moves): Return undo_replace_buff_elem and other
1504 (generate_prolog_epilog): Remove old loop versioning.
1505 (sms_schedule): Use loop information and loop_version.
1506 (sms_schedule_by_order): Split part of it to get_sched_window.
1507 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1508 cfg_layout_finalize and free_dominance_info before/after SMS.
1510 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1512 * cfghooks.c (lv_flush_pending_stmts,
1513 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1514 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1515 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1516 lv_add_condition_to_bb,
1517 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1518 flush_pending_stmts): New in cfg_hooks structure.
1519 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1520 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1521 lv_add_condition_to_bb): New declarations.
1522 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1524 (loop_version): Declare.
1525 * cfgloopmanip.c (cfghooks.h): Include.
1526 (duplicate_loop_to_header_edge): Change return type to bool.
1527 (loop_version, lv_adjust_loop_entry_edge): Move here.
1528 * cfgrtl.c (cfgloop.h): Include.
1529 (rtl_verify_flow_info_1): Fix.
1530 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1531 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1533 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1534 tree_lv_add_condition_to_bb): New.
1535 (tree_cfg_hooks): Add new hooks to initialization.
1536 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1537 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1539 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1541 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1542 xstormy16_below100_or_register,
1543 xstormy16_splittable_below100_or_register, and
1544 nonimmediate_nonstack_operand.
1546 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1547 xstormy16_ineqsi_operator, equality_operator,
1548 inequality_operator, shift_operator,
1549 xstormy16_below100_operand, xstormy16_below100_or_register,
1550 xstormy16_splittable_below100_or_register,
1551 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1552 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1553 equality_operator, inequality_operator,
1554 xstormy16_below100_operand, xstormy16_below100_or_register,
1555 xstormy16_splittable_below100_or_register,
1556 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1557 nonimmediate_nonstack_operand, shift_operator): Move to
1559 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1560 * config/stormy16/stormy16.md: Include predicates.md.
1561 * config/stormy16/predicates.md: New.
1563 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1565 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1566 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1567 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1568 move_operand, power_of_2_operand): Move to predicates.md.
1569 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1570 PREDICATE_CODE): Remove.
1571 * config/iq2000/iq2000.md: Include predicates.md.
1572 * config/iq2000/predicates.md: New.
1574 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1576 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1577 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1578 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1579 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1580 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1581 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1582 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1583 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1584 (TARGET_M68HC11): Delete.
1585 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1586 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1587 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1588 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1589 (nb_soft_regs): Delete.
1590 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1591 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1592 and MASK_M6812 being set simultaneously. Change the code that sets
1593 the default m68hc11_soft_reg_count to use integers instead of strings.
1594 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1595 m68hc11_soft_reg_count (which now has an int type) as the number
1597 * config/m68hc11/m68hc11.opt: New file.
1599 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1601 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1602 fp_displacement_operand, sp_displacement_operand.
1604 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1606 Remove the prototypes for tst_operand, cmp_operand,
1607 stack_register_operand, d_register_operand,
1608 hard_addr_reg_operand, splitable_operand,
1609 m68hc11_logical_operator, m68hc11_arith_operator,
1610 m68hc11_non_shift_operator, m68hc11_shift_operator,
1611 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1612 non_push_operand, hard_reg_operand, and
1613 reg_or_some_mem_operand.
1614 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1616 (tst_operand, cmp_operand, non_push_operand,
1617 splitable_operand, reg_or_some_mem_operand,
1618 stack_register_operand, d_register_operand,
1619 hard_addr_reg_operand, hard_reg_operand,
1620 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1621 m68hc11_arith_operator, m68hc11_non_shift_operator,
1622 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1624 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1625 * config/m68hc11/m68hc11.md: Include predicates.md.
1626 * config/m68hc11/predicates.md: New.
1628 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1631 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1632 change checked in along with 2005-03-03's patch for debug/20253.
1633 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1634 (remap_decl): Insert type decl in map earlier.
1636 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1638 PR tree-optimization/20640
1639 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1640 post-dominator if it has phi nodes.
1641 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1642 before dead statements.
1644 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1647 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1649 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1651 PR rtl-optimization/20290
1652 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1653 in every iteration if the entry point is the exit test.
1655 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1657 * config/cris/cris.md (attribute "length"): Define.
1659 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1661 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1662 (word_offset_memref_operand): New.
1663 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1664 (indexed_or_indirect_operand): Delete.
1665 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1666 (indexed_or_indirect_operand): Delete.
1668 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1671 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1674 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1675 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1677 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1679 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1681 2005-04-01 Ian Lance Taylor <ian@airs.com>
1683 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1684 (rus, prus): Remove static variables.
1685 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1686 (process_command): Permit report_times and use_pipes together.
1688 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1690 * c-decl.c (validate_proto_after_old_defn): Look at
1691 TYPE_MAIN_VARIANT of argument types.
1693 2005-04-01 Paul Brook <paul@codesourcery.com>
1695 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1696 (arm_output_function_epilogue): Allow call_via_SP.
1697 (thumb_call_via_reg, arm_file_end): Ditto.
1698 * config/arm/arm.h (struct machine_function): Include space for SP.
1699 (thumb_call_via_label): Update declaration.
1701 2005-04-01 Ian Lance Taylor <ian@airs.com>
1703 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1704 doing a peephole optimization, once again put any notes in the
1707 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1709 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1711 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1713 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1714 (block_alloc, find_free_reg): Likewise.
1715 * loop-doloop.c (doloop_modify): Likewise.
1716 * loop-invariant.c (record_use): Likewise.
1717 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1718 get_iv_value, canon_condition, eliminate_implied_condition,
1719 eliminate_implied_condition, simplify_using_initial_values,
1720 shorten_into_mode, canonicalize_iv_subregs,
1721 iv_number_of_iterations): Likewise.
1722 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1723 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1724 unswitch_loop): Likewise.
1725 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1726 move_movables, replace_call_address, find_and_verify_loops,
1727 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1728 record_giv, final_giv_value, general_induction_var,
1729 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1730 loop_giv_dump): Likewise.
1732 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1733 GCOV_CHECK_WRITING): Remove.
1734 (gcov_position, gcov_rewrite): Use gcc_assert.
1735 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1736 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1737 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1740 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1742 * tree-inline.c: Fix a typo.
1744 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1746 * configure.ac (enable-checking): Explicitly set all variables for
1747 collective switch values. Alphabetize variables. Rename
1748 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1750 * doc/install.texi (enable-checking): Update documentation.
1751 * configure: Rebuilt.
1753 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1755 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1758 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1760 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1761 Also reject cases where this pattern will cause load delay stalls
1762 unless optimizing for size and it will produce a shorter sequence.
1763 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1764 variants to avoid pre-adjusting the base when possible.
1766 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1768 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1769 the frame and argument pointers.
1770 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1771 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1772 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1773 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1774 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1775 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1777 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1779 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1780 with entry for selectany attribute.
1781 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1783 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1784 (i386_pe_asm_named_section): Handle sections generated by
1785 selectany attribute.
1786 * doc/extend.texi (selectany): Document attribute.
1788 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1789 Jan Hubicka <jh@suse.cz>
1791 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1792 to fix addresses involving EBP and ESP.
1793 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1794 for SUBREGed registers.
1795 (legitimate_address_p): Accept SUBREGed registers.
1797 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1800 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1801 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1804 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1806 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1808 2005-04-01 James E Wilson <wilson@specifixinc.com>
1811 * dwarf2out.c (rtl_for_decl_init): New function.
1812 (rtl_for_decl_location): Extracted from here.
1813 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1814 add_const_value_attribute. Delete initializer_constant_valid_p call.
1816 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1818 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1819 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1820 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1821 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1822 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1823 config/i386/i386.md, config/rs6000/predicates.md,
1824 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1825 config/s390/s390.c, config/stormy16/stormy16.c,
1826 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1829 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1832 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1833 COND_EXPR and CALL_EXPR.
1835 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1838 * genautomata.c (first_cycle_unit_presence): Check all alternative
1839 states for unit presence.
1841 * doc/md.texi: Remove remark about impossibility to query unit
1842 presence in non nondeterministic automaton state.
1844 * config/ia64/ia64.c (get_template): Change order of unit querying.
1846 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1848 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1851 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1853 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1854 flag for edges outside any loops.
1856 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1858 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1860 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1862 * tree-ssa-alias.c: Follow spelling conventions.
1863 * doc/tree-ssa.texi: Fix a typo.
1865 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1867 * postreload-gcse.c: Include target.h.
1868 (gcse_after_reload_main): Return early if we cannot modify jumps.
1869 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1871 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1873 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1874 expensive operations.
1876 2005-03-31 Ian Lance Taylor <ian@airs.com>
1878 * collect2.c (lderrout): New variable.
1879 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1880 if it is set, to stderr.
1881 (handler): Unlink lderrout if it is set.
1882 (dump_file): Add "to" parameter. Change all callers.
1883 (main): Initialize lderrout.
1884 (collect_execute): Add errname parameter. Change all callers.
1885 Rename redir parameter to outname. Never pass
1886 PEX_STDERR_TO_STDOUT to pex_run.
1887 * collect2.h (collect_execute, dump_file): Update declarations.
1888 * tlink.c (tlink_execute): Add errname parameter. Change all
1890 (do_tlink): Check lderrout as well as ldout.
1892 2005-03-31 Caroline Tice <ctice@apple.com>
1894 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1895 (bb-reorder.o): Add errors.h to list of requirements.
1896 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1897 profiledbootstrap flags.
1898 * bb-reorder.c (errors.h): Add new include.
1899 (struct bbro_basic_block_data_def): Add new field, in_trace.
1900 (add_unlikely_executed_notes): Remove function.
1901 (mark_bb_for_unlikely_executed_section): Remove function.
1902 (insert_section_boundary_note): New function.
1903 (verify_hot_cold_block_grouping): New function.
1904 (push_to_next_round_p): Remove variables and tests that push all
1905 cold blocks to last round.
1906 (find_traces): Remove code that added extra round of trace finding
1907 when doing partitioning.
1908 (find_traces_1_round) : Remove variable last_round; add code to
1909 update new struct field, in_trace; correct trace_length where it was
1910 incorrect before (after call to copy_bb); change code that pushed all
1911 cold blocks to last round. Instead verify that all blocks going into
1912 a trace belong in the same partition.
1913 (connect_traces): Modify to connect the traces in two passes, if the
1914 function contains both hot and cold blocks. The first pass connects
1915 all the traces for blocks in the partition that the first block in
1916 the function belongs to; the second pass connnects all the traces
1917 containing blocks that belong in the other partition.
1918 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1919 code that automatically put the first block in a function into the
1920 hot partition if the function had any hot blocks.
1921 (fix_crossing_unconditional_branches): Check number of succ edges
1922 before attempting to get one.
1923 (fix_edges_for_rarely_executed_code): Update comment describing
1925 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1926 remove call to add_unlikely_executed_notes; add call to
1927 verify_hot_cold_block_grouping.
1928 (duplicate_computed_gotos): Don't change computed goto if it's a
1930 (partition_hot_cold_basic_blocks): Update function comment.
1931 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1933 (try_forward_edges): Likewise.
1934 (merge_blocks_move_predecessor_nojumps): Likewise.
1935 (merge_blocks_move_successor_nojumps): Likewise.
1936 (merge_blocks_move): Likewise.
1937 (try_crossjump_bb): Likewise.
1938 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1939 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1940 notes to cold bb's; remove call to update_unlikely_executed_notes.
1941 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1942 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1943 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1944 function declaration.
1945 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1947 (rtl_can_merge_blocks): Remove redundancy from condition.
1948 (try_redirect_by_replacing_jump): Likewise.
1949 (force_nonfallthru_and_redirect): Remove code for adding
1950 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1951 (commit_one_edge_insertion): Likewise.
1952 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1953 * dbxout.c (FORCE_TEXT): Replace function_section with
1954 current_function_section.
1955 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1956 function, switch_text_section.
1957 (struct xcoff_debug): Likewise.
1958 (dbxout_function_end): Add code to put out label diffs for both
1959 hot and cold sections.
1960 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1961 for new debug_hooks funciton, switch_text_section..
1962 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1963 switch_text_section.
1964 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1965 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1966 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1967 dw_fde_switched_sections.
1968 (output_call_frame_info): Add test to see if function switches text
1969 sections in the middle; if so, use appropriate extra hot and cold
1970 section labels to compute size deltas for the hot and cold sections.
1971 (dwarf2out_begin_prologue): Add code to initialize new fields in
1973 (dwarf2out_switch_text_section): New function (invoked through
1974 debug_hook); updates new fields in dw_fde_struct appropriately and
1975 increments separate_line_info_table_in_use.
1976 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1977 dwarf2out_switch_text_section.
1978 (struct var_loc_node): Add new field, section_label.
1979 (output_aranges): Add code to check whether in hot or cold section and
1980 use the appropriate label in calculating deltas.
1981 (output_ranges): Likewise.
1982 (output_line_info): Add code to check which section we're in and
1983 use appropriate hot/cold label.
1984 (add_location_or_constant_value_attribute): Likewise.
1985 (gen_subprogam_die): Modify arange attributes to use correct labels.
1986 (dwarf2out_begin_block): Change call to function_section into call to
1987 current_function_section.
1988 (dwarf2out_end_block): Likewise.
1989 (dwarf2out_source_line): Likewise.
1990 (dwarf2out_var_location): Add code to check whether in hot or cold
1991 section and use the appropriate label.
1992 * except.c (output_function_exception_table): Change call to
1993 function_section into call to current_function_section.
1994 * final.c (profile_function): Likewise.
1995 (scan_ahead_for_unlikely_executed_note): Remove function.
1996 (final_scan_insn): Remove calls to
1997 scan_ahead_for_unlikely_executed_note, and related code for switching
1998 to cold section, except for the single time
1999 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2000 debug_hooks->switch_text_sections; replace appropriate calls to
2001 function_section with calls to current_function_section.
2002 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2003 test_bb to condition.
2004 (find_if_case_2): Likewise.
2005 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2006 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2007 * opts.c (decode_options): Change warning about hot/cold partitioning
2008 with exceptionss to inform (so as not to cause bootstrap failures);
2009 remove warning about partitioning with DWARF debug info.
2010 * output.h (current_function_section): Add new function decl.
2011 (insert_section_boundary_note): Likewise.
2012 (enum in_section): Move this declaration here from varasm.c.
2013 (unlikely_section_label): Likewise.
2014 (unlikely_text_section_name): Likewise.
2015 (last_text_section_name): New global variable.
2016 (last_text_section): Likewise.
2017 (hot_section_label): Likewise.
2018 (hot_section_end_label): Likewise.
2019 (cold_section_end_label): Likewise.
2020 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2021 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2022 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2023 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2024 insn from consideration.
2025 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2026 switch_text_section.
2027 * varasm.c (basic-block.h): Add new include.
2028 (unlikely_section_label_printed): Remove global variable.
2029 (unlikely_section_label): Make global variable not be static any more.
2030 (unlikely_text_section_name): Likewise.
2031 (hot_section_end_label): New global variable (not static)
2032 (first_function_block_is_cold): Likewise.
2033 (hot_section_label): Likewise.
2034 (cold_section_end_label): Likewise..
2035 (last_text_section): New global variable, not static.
2036 (last_text_section_name): New global variable, not static.
2037 (initialize_cold_section_name): New function.
2038 (enum in_section): Move declaration to output.h.
2039 (text_section): Update last_text_section.
2040 (unlikely_text_section): Replace code to determine cold section name
2041 with call to initialize_cold_section_name; Add code to update
2042 last_text_section; remove code for printing out label.
2043 (named_section_real): Add code to update last_text_section and
2044 last_text_section_name as appropriate.
2045 (function_section): Change test for 'unlikely' to depend on
2046 first_function_block_is_cold (moved old test to
2047 current_function_section).
2048 (current_function_section): New function.
2049 (assemble_start_function): Move code that frees
2050 unlikely_text_section_name; initialize hot_section_end_label;
2051 print hot and cold section labels at the start of the function;
2052 set first_function_block_is_cold, if appropriate; initialize l
2053 ast_text_section; add call to insert_section_boundary_note.
2054 (assemble_end_function): Add code to write out hot and cold section
2056 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2057 switch_text_section.
2058 * config/darwin.c (machopic_select_section): Replace incorrect
2059 function in base_funs; update reloc for cold sections if necessary.
2060 * config/darwin.h (SECTION_FUNCTION): Add code to update
2061 last_text_section if appropriate.
2062 (text_unlikely_section): Remove.
2063 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2064 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2065 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2066 partitioning for this architecture.
2068 2005-03-31 Olivier Hainque <hainque@adacore.com>
2070 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2071 defined and non-zero.
2073 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2076 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2079 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2082 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2083 label operand. Remove (use (unspec..)). Don't emit a label on
2085 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2086 generate inline label for load_toc_v4_PIC_1b.
2087 (rs6000_emit_load_toc_table): Likewise.
2089 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2091 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2092 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2094 2005-03-29 Devang Patel <dpatel@apple.com>
2096 * tree-sra.c (decide_block_copy): Disable scalarization of
2099 2005-03-30 Stuart Hastings <stuart@apple.com>
2100 Dale Johannesen <dalej@apple.com>
2102 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2103 * print-tree.c (print_node): Add case STATEMENT_LIST.
2105 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2107 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2108 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2109 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2110 is given with "powerpc64*" or "all", or when --with-cpu chooses
2113 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2116 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2117 gen_lexical_block_die.
2118 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2120 2005-03-31 Jan Hubicka <jh@suse.cz>
2122 2004-11-02 Jan Hubicka <jh@suse.cz>
2124 * cgraph.c (cgraph_varpool_node_name): New function.
2125 (dump_cgraph_varpool_node): New function.
2126 (dump_varpool): New function.
2127 * cgraphunit.c (cgraph_optimize): Dump varpool.
2129 2004-10-16 Jan Hubicka <jh@suse.cz>
2131 * cgraph.c (decide_is_variable_needed): New function.
2132 (cgraph_varpool_finalize_decl): Use it.
2133 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2135 * final.c (output_addr_const): Do not call mark_referenced.
2136 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2137 always go via cgraph.
2138 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2139 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2140 * tree-optimize.c (execute_inline): Mark functions called.
2141 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2143 2004-10-11 Jan Hubicka <jh@suse.cz>
2145 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2146 (cgraph_varpool_last_needed_node): New static variable.
2147 (enqueue_needed_varpool_node): Break out from ...; add items to the
2148 end of queue; update first pointers.
2149 (cgraph_varpool_mark_needed_node): ... here.
2150 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2151 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2152 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2153 (cgraph_varpool_first_unanalyzed_node): Declare.
2154 * cgraphunit.c: Include output.h.
2155 (cgraph_varpool_analyze_pending_decls): New function.
2156 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2157 for errors, analyze pending decls.
2158 (cgraph_finalize_compilation_unit): Only analyze decls.
2159 (cgraph_optimize): Assemble the decls after expanding.
2161 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2163 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2164 subvars get marked properly in tags for grouping.
2165 (add_pointed_to_var): Mark only actual pointed to
2166 variables/subvars in addresses needed.
2167 (create_overlap_variables_for): Clear call clobbered on original
2169 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2170 addresable vars with subvars into list.
2171 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2174 2005-03-30 Richard Henderson <rth@redhat.com>
2176 * cgraph.h (struct cgraph_node): Add alias.
2177 * varasm.c (assemble_alias): Set it.
2178 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2179 avoid calling cgraph_expand_function.
2181 2005-03-30 Tom Tromey <tromey@redhat.com>
2183 * tree.def (FILE_TYPE): Removed.
2184 * typeclass.h (enum type_class): Removed file_type_class.
2185 * dwarf2out.c (is_base_type): Updated.
2186 (gen_type_die): Likewise.
2187 * dbxout.c (dbxout_type): Updated.
2188 * builtins.c (type_to_class): Updated.
2189 * tree.c (type_contains_placeholder_1): Updated.
2190 * config/sparc/sparc.c (sparc_type_code): Updated.
2191 * config/ia64/ia64.c (hfa_element_mode): Updated.
2192 * expr.c (count_type_elements): Updated.
2193 * stor-layout.c (layout_type): Updated.
2194 * tree-inline.c (remap_type): Updated.
2195 * tree-pretty-print.c (dump_generic_node): Updated.
2197 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2199 * builtins.c (expand_builtin_powi): Fix mode of
2200 2nd argument to match int.
2201 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2202 2nd argument type to int.
2203 * libgcc2.c: Change prototype of __powi* functions to use
2206 2005-03-30 Dale Johannesen <dalej@apple.com>
2209 * calls.c (expand_call): Flush pending deferrals before
2212 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2216 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2217 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2218 c_label_context, label_context_stack): New.
2219 * c-decl.c (define_label): Check for jumps into statement
2220 expressions. Add label to list of defined labels.
2221 (start_function): Push context on label_context_stack.
2222 (finish_function): Pop context from label_context_stack.
2223 * c-typeck.c (label_context_stack): New.
2224 (c_finish_goto_label): Check for jumps into statement
2225 expressions. Add label to list of jumped to labels.
2226 (struct c_switch): Add blocked_stmt_expr.
2227 (c_start_case): Initialize it.
2228 (do_case): Check it.
2229 (c_finish_case): Verify !blocked_stmt_expr.
2230 (c_begin_stmt_expr): Push context on label_context_stack.
2231 Increment blocked_stmt_expr. Mark labels jumped to from outside
2233 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2234 defined in the statement expression and no longer jumpable to.
2235 Mark labels jumped to from just outside the statement expression
2236 as again definable. Pop context from label_context_stack.
2237 * doc/extend.texi (Statement Exprs): Update.
2239 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2242 * c-decl.c (start_function): Check for old_decl being
2245 2005-03-30 Ian Lance Taylor <ian@airs.com>
2247 * final.c (final): Remove prescan parameter. Change all callers.
2248 (final_scan_insn): Remove prescan parameter. Change all callers.
2250 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2252 * tree-vectorizer.c: Fix comment typos.
2254 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2256 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2257 as soon as a chrec_dont_know is detected.
2259 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2261 Merge from csl-arm-branch.
2262 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2264 * tlink.c (recompile_files): Do not assume that "rename" can
2265 overwrite an existing file.
2267 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2269 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2270 * gcc/configure: Regenerate.
2272 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2274 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2276 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2278 * calls.c (struct arg_data): Update "partial" comment.
2279 (load_register_parameters): Update "nregs" comment.
2281 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2283 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2284 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2285 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2286 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2287 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2288 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2289 than target_flags & 0.
2290 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2291 (iq2000_arch, iq2000_parse_cpu): Delete.
2292 (TARGET_HANDLE_OPTION): Override default.
2293 (iq2000_handle_option): New function.
2294 (override_options): Remove -march= and -mcpu= handling.
2295 * config/iq2000/iq2000.opt: New file.
2297 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2299 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2300 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2301 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2302 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2303 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2304 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2305 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2306 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2307 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2308 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2309 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2310 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2311 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2312 (TARGET_OPTIONS): Delete.
2313 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2314 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2315 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2316 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2317 (c4x_cpu_version_string): Delete.
2318 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2319 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2320 equivalent -mcpu= option.
2321 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2322 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2323 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2324 or clearing the appropriate MASK_* bit.
2325 (c4x_file_start): Use c4x_cpu_version.
2326 * config/c4x/c4x.opt: New file.
2328 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2330 * doc/options.texi: Document the new MaskExists flag.
2331 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2332 if the option has the MaskExists flag.
2334 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2336 * opt-functions.awk (flag_set_p, test_flag): New functions.
2337 (switch_flags): Use them.
2338 * opth-gen.awk: Use flag_set_p to check for flags.
2339 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2341 2005-03-30 Ian Lance Taylor <ian@airs.com>
2343 * config.host (i[34567]86-*-mingw32*): Don't set
2344 host_can_use_collect2 to no.
2346 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2349 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2350 Remove convert_memory_address call duplicating that in memory_address.
2352 2005-03-29 Richard Henderson <rth@redhat.com>
2355 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2356 (build_compound_literal): Likewise. Propagate decl type into the
2358 (finish_decl): Likewise. Use new return value from complete_array_type
2359 for zero sized arrays.
2360 (complete_array_type): Move ...
2361 * c-common.c (complete_array_type): ... here. Change first argument
2362 to pointer-to-type-node. Consistently use sizetype for the index
2363 except for zero sized arrays. Detect zero sized arrays for pedantic
2364 mode diagnostics. Create a new type node instead of modifying the
2366 * c-tree.h (complete_array_type): Move decl ...
2367 * c-common.h (complete_array_type): ... here.
2369 2005-03-29 Richard Henderson <rth@redhat.com>
2372 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2374 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2376 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2377 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2378 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2379 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2381 2005-03-29 Eric Christopher <echristo@redhat.com>
2383 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2384 truthvalue conversion removal.
2386 2005-03-29 Ian Lance Taylor <ian@airs.com>
2389 * collect2.c: Never include <vfork.h>.
2390 (VFORK_STRING, vfork): Don't define.
2391 (pid): Remove global variable.
2392 (handler): Call raise instead of kill (getpid(), ...).
2393 (collect_wait): Add pex parameter. Change all callers. Use
2394 pex_get_status rather than pwait.
2395 (do_wait): Add pex parameter. Change all callers.
2396 (collect_execute): Return struct pex_obj * rather than void. Use
2397 pex routines rather than pexecute.
2398 (fork_execute): Get pex_obj from collect_execute, and pass it to
2400 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2401 Only declare quit_handler if SIGQUIT is defined.
2402 (scan_libraries): Likewise.
2403 * collect2.h (collect_execute): Update declaration.
2404 (collect_wait): Update declaration.
2405 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2406 pass it to collect_wait.
2408 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2411 * c-parser.c (c_parser_compound_statement_nostart): Give error
2412 message for EOF instead of just setting parser->error.
2414 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2416 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2417 (slpeel_update_phi_nodes_for_guard1): New function.
2418 (slpeel_update_phi_nodes_for_guard2): New function.
2419 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2420 of slpeel_update_phi_nodes_for_guard.
2421 (vectorize_loops): Remove call to loop_closed_rewrite.
2422 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2425 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2427 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2428 (TARGET_LITTLE_ENDIAN): New macro.
2429 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2430 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2431 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2432 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2433 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2434 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2435 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2436 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2437 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2438 (TARGET_OPTIONS): Delete.
2439 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2440 (CACHE_FLUSH_TRAP): Turn into an integer.
2441 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2442 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2443 -mflush-trap is in use.
2444 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2445 (m32r_cache_flush_trap_string): Delete.
2446 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2447 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2448 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2449 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2450 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2451 -mmodel= and -msdata= handling from...
2452 (m32r_init): ...here.
2453 * config/m32r/m32r.opt: New file.
2455 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2457 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2458 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2459 * tree-vect-analyze.c (vect_object_analysis): additional parm
2460 pass back a "struct ptr_info_def *" with the points-to info.
2461 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2462 statement using info returned from vect_object_analysis.
2463 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2464 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2465 for virtual uses and defs when creating a replacement vector
2466 reference. Call duplicate_ssa_name_ptr_info to define points-to
2467 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2468 (vectorizable_store): copy_virtual_operands and update
2469 definition statements.
2470 (vectorizable_load): copy_virtual_operands. Remove call to
2471 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2472 * tree-vectorizer.c (vectorize_loops): Remove calls to
2473 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2474 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2475 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2476 define macro STMT_VINFO_PTR_INFO for use in accessing.
2477 * tree.h add export of duplicate_ssa_name_ptr_info.
2478 * rs6000.c (altivec_init_builtins): Declare builtin function
2479 __builtin_altivec_mask_for_load to be "const".
2481 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2484 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2485 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2486 assemble_variable on aliases.
2487 * varasm.c (assemble_alias): Set node->alias.
2488 * toplev.c (wrapup_global_declarations): Don't call
2489 rest_of_decl_compilation on aliases again.
2491 2005-03-29 Paul Brook <paul@codesourcery.com>
2493 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2494 * config/arm/arm.c (arm_dbx_register_number): New function.
2495 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2497 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2500 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2501 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2503 2005-03-29 Dale Johannesen <dalej@apple.com>
2505 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2506 $(TREE_H) and $(COVERAGE_H).
2507 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2508 * opts.c (common_handle_option): Enable tree-based value transforms.
2509 * toplev.c (process_options): Ditto.
2510 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2511 refers to references to this type.
2512 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2513 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2514 for may_be_more, may_be_less.
2515 (rtl_gen_pow2_profiler): Adjust.
2516 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2517 (rtl_gen_one_value_profiler): Adjust.
2518 (rtl_gen_const_delta_profiler): Adjust.
2519 * tree-profile.c (tree_gen_interval_profiler): Implement.
2520 (tree_gen_pow2_profiler): Ditto.
2521 (tree_gen_one_value_profiler): Ditto.
2522 (tree_profiling): New.
2523 (pass_tree_profile): Reference it.
2524 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2526 (insn_divmod_values_to_profile): Rename to
2527 rtl_divmod_values_to_profile. Adjust.
2528 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2529 (insn_prefetch_values_to_profile): Adjust.
2530 (rtl_value_profile_transformations): Adjust.
2531 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2532 (gen_mod_pow2): Rename to rtl_mod_pow2.
2533 (gen_mod_subtract): Rename to rtl_mod_subtract.
2534 (divmod_fixed_value_transform): Rename to
2535 rtl_divmod_fixed_value_transform.
2536 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2537 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2538 (rtl_find_values_to_profile): Adjust.
2539 (tree_value_profile_transformations): Implement.
2540 (tree_divmod_values_to_profile): New.
2541 (tree_values_to_profile): New.
2542 (tree_divmod_fixed_value): New.
2543 (tree_mod_pow2): New.
2544 (tree_mod_subtract): New.
2545 (tree_divmod_fixed_value_transform): New.
2546 (tree_mod_pow2_value_transform): New.
2547 (tree_mod_subtract_transform): New.
2548 (tree_find_values_to_profile): Implement.
2549 * profile.c (instrument_values): Free histograms.
2550 (compute_value_histograms): Adjust. Implement tree version.
2552 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2554 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2555 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2556 variable. Output "fldcw" depending on round_mode.
2557 * config/i386/i386.md (UNSPEC_FIST): New.
2558 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2559 New isns patterns to implement lrint and llrint built-ins as x87
2561 (fistdi2, fist<mode>2 splitters): New splitters.
2562 (lrint<mode>2): New expanders.
2564 2005-03-28 Ian Lance Taylor <ian@airs.com>
2566 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2567 0 when calling final_scan_insn.
2569 2005-03-28 Jan Hubicka <jh@suse.cz>
2572 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2575 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2576 types where possible.
2578 2005-03-26 Per Bothner <per@bothner.com>
2580 Make -f[no-]show-column also control non-cpp diagnostics.
2581 * c.opt (fshow-column): Move option from here ...
2582 * common.opt (fshow-column): ... to here.
2583 * diagnostic.c (diagnostic_build_prefix): Only print column number
2584 if flag_show_column.
2586 2005-03-27 Steven Bosscher <stevenb@suse.de>
2588 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2589 vax_output_conditional_branch): New prototypes.
2590 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2591 extracted from vax.md mov and add patterns.
2592 (vax_output_conditional_branch): New function to output conditional
2593 branch instructions.
2594 * vax.md: Use mode macros for arithmetic and mov patterns.
2595 Use code macros for the jump patterns.
2597 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2599 * Makefile.in (libbackend.o): Depend on version files;
2600 add custom generation command.
2602 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2605 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2606 sure that we have a REG before getting its REGNO.
2608 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2610 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2611 * builtins.def (BUILT_IN_STRNDUP): New.
2613 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2615 PR tree-optimization/20470
2616 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2619 2005-03-25 Mike Stump <mrs@apple.com>
2621 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2624 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2626 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2627 Use our own structure definitions.
2629 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2630 (fix_truncdfsi2): Allow registers or memory as destination.
2631 When TARGET_PPC_GFXOPT, generate simplified pattern.
2632 (fix_truncdfsi2_internal): Use define_insn_and_split.
2633 (fix_truncdfsi2_internal_gfxopt): New.
2634 (fctiwz): Don't confuse register allocation by giving it no choices.
2636 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2637 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2638 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2639 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2641 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2643 * dominance.c (free_dominance_info): Speed up by freeing et
2644 data structures without maintaining other nodes.
2645 * et-forest.c (et_free_tree_force): New.
2646 * et-forest.h: Add a prototype for et_free_tree_force.
2648 * tree.c (get_set_constructor_bits,
2649 get_set_constructor_bytes): Remove.
2650 * tree.h: Remove the corresponding prototypes.
2652 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2655 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2656 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2657 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2658 PRE_DEC, NEG and NOT.
2660 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2662 * fold-const.c: Convert uses of fold (build (...)) to
2665 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2667 PR rtl-optimization/20249
2668 * cse.c (insert_regs): Do not record equivalence of registers in
2671 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2673 * emit-rtl.c (reverse_comparison): Remove.
2674 * rtl.h: Remove the corresponding prototype.
2676 2005-03-24 James E Wilson <wilson@specifixinc.com>
2678 * doc/install.texi (--enable-altivec): Delete docs.
2680 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2682 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2683 SFmode and DFmode before reload when
2684 flag_unsafe_math_optimizations not enabled.
2686 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2688 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2690 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2691 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2693 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2695 * configure.ac (enable-checking): Add 'runtime' option.
2696 * doc/install.texi (enable-checking): Document 'runtime' checking.
2697 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2698 * config.in: Regenerated.
2699 * configure: Regenerated.
2701 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2703 * optabs.h (enum optab_index): Remove OTI_llrint.
2704 (llrint_optab): Remove macro.
2705 * optabs.c (init_optabs): Remove llrint_optab initialization.
2706 * genopinit.c (optabs): Remove llrint_optab implementation.
2707 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2710 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2712 PR rtl-optimization/20532
2713 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2714 overflow when adding coefficients for PLUS or MINUS.
2715 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2718 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2720 * langhooks.h (truthvalue_conversion): Remove.
2721 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2722 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2723 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2724 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2725 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2727 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2729 * params.def: Fix a typo.
2730 * config/mips/mips.c: Follow the spelling convensions.
2731 * doc/invoke.texi: Fix typos.
2733 2005-03-18 Dale Johannese <dalej@apple.com>
2735 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2737 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2739 Fix PR tree-optimization/20601
2741 * tree-ssa-pre.c (insert_aux): Add missing condition to
2744 2005-03-23 Ian Lance Taylor <ian@airs.com>
2746 * final.c (final_scan_insn): Don't remove no-op instructions.
2747 * reload1.c (reload): Remove simple no-op instructions even when
2750 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2752 PR tree-optimization/20501
2753 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2754 reporting that peeling for alignment is applied moved to...
2755 * (vect_analyze_data_refs_alignment): Here.
2757 2005-03-23 Ian Lance Taylor <ian@airs.com>
2759 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2761 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2763 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2764 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2766 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2768 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2769 imply that this is called once, independent of asms in code.
2770 Adjust to now being pased output and input lists. Mention helper
2771 function decl_overlaps_hard_reg_set_p.
2772 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2773 hook_tree_tree_identity and to take three trees, returning third.
2774 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2776 * stmt.c: include hard-reg-set.h before tree.h.
2777 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2778 (decl_conflicts_with_clobbers_p): Call
2779 decl_overlaps_hard_reg_set_p.
2780 (expand_asm_operands): Pass output and input lists in call to
2781 targetm.md_asm_clobbers.
2782 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2783 hook_tree_tree_tree_tree_3rd_identity.
2784 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2786 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2787 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2788 parameters, first two unused.
2789 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2790 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2791 in constraint letters and MOF is not mentioned as a asm-declared
2792 register in neither of the input and output lists.
2794 2005-03-23 DJ Delorie <dj@redhat.com>
2796 * optabs.c (expand_binop): Make sure the first subword's result
2799 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2801 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2802 Call c_common_truthvalue_conversion rather than
2803 lang_hooks.truthvalue_conversion.
2804 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2805 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2807 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2808 c_common_truthvalue_conversion.
2809 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2810 c_parser_conditional_expression, c_parser_binary_expression): Call
2811 c_objc_common_truthvalue_conversion.
2812 * c-typeck.c (build_unary_op): Call
2813 c_objc_common_truthvalue_conversion.
2814 (build_conditional_expr): Do not call
2815 lang_hooks.truthvalue_conversion.
2816 (build_binary_op): Call c_common_truthvalue_conversion.
2817 (c_objc_common_truthvalue_conversion): Moved from
2818 c-objc-common.c. Call default_function_array_conversion instead
2819 of default_conversion.
2821 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2823 * c-common.h (default_conversion): Remove.
2824 (perform_integral_promotions): Add.
2825 * c-tree.h (default_conversion): Add.
2826 * c-typeck.c (perform_integral_promotions): New, split out from
2828 * c-common.c (check_case_value): Use perform_integral_promotions,
2829 not default_conversion.
2830 (c_add_case_label): Don't continue processing case label after
2831 found to be pointer.
2833 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2835 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2836 the prefix list if we have already added a multilib directory
2838 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2841 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2843 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2845 * reload.h: Remove the prototype for indirect_symref_ok.
2847 * reload1.c (indirect_symref_ok): Make it global.
2848 * reload.h: Add a prototype for indirect_symref_ok.
2850 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2852 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2855 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2857 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2859 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2861 * c-opts.c (c_common_parse_file): Only start/end main source file
2862 if debug hooks says the writer wants it.
2863 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2865 (xcoff_debug_hooks): Ditto.
2866 * debug.c (do_nothing_hooks): Ditto.
2867 * debug.h (gcc_debug_hooks): Ditto.
2868 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2869 * sdbout.c (sdb_debug_hooks): Ditto.
2870 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2872 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2874 * doc/extend.texi: Deprecate C++ min/max operators.
2876 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2878 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2879 artificial original candidates.
2881 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2882 Jan Hubicka <jh@suse.cz>
2883 Steven Bosscher <stevenb@suse.de>
2885 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2886 call cost based on argument sizes.
2887 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2889 * params.def: (max-inline-inssn-single): Set to 450.
2890 (max-inline-insns-auto): Set to 90.
2891 (max-inline-insns-recursive): Set to 450
2892 (max-inline-insns-recursive-auto): Set to 450.
2893 (large-function-insns): Set to 2700.
2894 (inline-call-cost): New parameter.
2895 * tree-inline.c (estimate_move_cost): New function.
2896 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2897 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2899 * tree-inline.h (estimate_move_cost): Declare.
2900 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2901 (max-inline-insns-auto): Change default to 90.
2902 (max-inline-insns-recursive): Change default to 450
2903 (max-inline-insns-recursive-auto): Change default to 450.
2904 (large-function-insns): Change default to 2700.
2905 (inline-call-cost): Document new parameter.
2907 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2909 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2910 (TARGET_DEFAULT): Delete.
2911 * config/i860/i860.opt: New file.
2913 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2915 * config/frv/frv-protos.h (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 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2920 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2921 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2922 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2923 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2924 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2925 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2926 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2927 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2928 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2929 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2930 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2931 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2932 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2933 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2934 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2935 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2936 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2937 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2938 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2939 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2940 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2941 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2942 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2943 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2944 (frv_sched_lookahead): Delete.
2945 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2946 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2947 (frv_handle_option): New function. Move -mcpu= handling from...
2948 (frv_override_options): ...here. Remove handling of other
2950 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2951 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2952 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2953 and TARGET_NO_MULTI_CE.
2954 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2955 !TARGET_VLIW_BRANCH.
2956 * config/frv/frv.opt: New file.
2958 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2960 * fold-const.c (fold_ternary): Take decomposed arguments of
2962 (fold): Update a call to fold_ternary.
2964 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2965 * tree.h: Add corresponding prototypes.
2967 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2970 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2971 between jump table and its label.
2972 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2973 resp. ADDR_DIFF_VEC and the label preceeding it.
2974 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2975 is emitted in the right section.
2977 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2979 * fold-const.c (fold_unary, fold_binary): Update comments
2982 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2984 PR rtl-optimization/20527
2985 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2986 REG_INC note, test that the register also isn't mentioned in PRED
2989 2005-03-22 Ben Elliston <bje@au.ibm.com>
2991 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2994 2005-03-21 Mike Stump <mrs@apple.com>
2996 * varasm.c (default_assemble_visibility): Remove extra ().
2998 2005-03-21 Roger Sayle <roger@eyesopen.com>
3001 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3002 to determine whether a block can be duplicated, rather than test
3003 whether the block contains noncopyable insns ourselves.
3005 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3007 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3010 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3012 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3014 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3016 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3017 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3018 * config/fr30/fr30.opt: New file.
3020 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3022 Fix PR tree-optimization/20542
3024 * tree-flow-inline.h (overlap_subvar): Move to here.
3025 * tree-ssa-operands.c: From here.
3026 * tree-flow.h (overlap_subvar): Declare.
3027 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3028 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3029 for variables with subvars.
3031 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3034 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3035 * modulo-sched.c (const_iteration_count): Return on NULL
3037 (print_node_sched_params): Return on NULL dump_file.
3038 (generate_reg_moves): Handle reg-anti dependencies and disregard
3039 closing branch when generating register moves.
3040 (sms_schedule): Mark the SMSed block dirty.
3041 * passes.c (rest_of_handle_sms): Call update_life_info for all
3043 * testsuite/gcc.dg/20050321-1.c: New test.
3045 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3047 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3048 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3049 movqi_internal): Likewise.
3051 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3053 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3054 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3055 xtensa_b4const): Delete prototypes.
3056 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3057 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3058 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3059 xtensa_extra_constraint): New prototypes.
3060 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3061 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3062 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3063 move_operand, const_float_1_operand, fpmem_offset_operand,
3064 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3065 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3066 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3067 argument type to HOST_WIDE_INT.
3068 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3069 xtensa_mask_immediate): Likewise.
3070 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3071 Likewise. Also make these functions static.
3072 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3073 (xtensa_const_ok_for_letter_p): New.
3074 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3075 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3076 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3077 move_operand, const_float_1_operand, fpmem_offset_operand,
3078 branch_operator, ubranch_operator, boolean_operator): Move to
3080 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3081 (xtensa_mem_offset): Change return type to bool.
3082 (xtensa_extra_constraint): New.
3083 (gen_int_relational): Update type of const_range_p function pointer.
3084 Use xtensa_b4const_or_zero.
3085 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3086 xtensa_const_ok_for_letter_p. Update comments.
3087 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3088 (PREDICATE_CODES): Delete.
3089 * config/xtensa/xtensa.md: Include predicates.md.
3090 * config/xtensa/predicates.md: New file.
3092 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3094 * config/v850/v850-protos.h: Remove the prototypes for
3095 reg_or_int9_operand, reg_or_const_operand,
3096 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3097 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3098 movsi_source_operand, power_of_two_operand,
3099 not_power_of_two_operand, special_symbolref_operand,
3100 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3101 register_is_ok_for_epilogue.
3102 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3103 reg_or_int9_operand, reg_or_const_operand,
3104 call_address_operand, special_symbolref_operand,
3105 movsi_source_operand, power_of_two_operand,
3106 not_power_of_two_operand, register_is_ok_for_epilogue,
3107 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3108 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3110 * config/v850/v850.h (PREDICATE_CODES): Remove.
3111 * config/v850/v850.md: Include predicates.md.
3112 * config/v850/predicates.md: New.
3114 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3116 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3117 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3118 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3119 (itoolsdir, itoolsdatadir): Move definition above new first use.
3120 (install-itoolsdirs): New rule.
3121 (install-mkheaders): Depend on install-itoolsdirs, not
3122 install-include-dir.
3124 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3126 * tree-into-ssa.c: Remove obsolete comments.
3128 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3130 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3131 unrolling if -fpeel-loops is specified, too.
3132 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3133 Remove superfluous check for flag_unroll_loops.
3135 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3137 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3138 (lrint_optab, llrint_optab): Define corresponding macros.
3139 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3140 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3141 pattern and llrint_optab using llrintdi2 patterns.
3142 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3143 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3144 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3145 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3146 flag_unsafe_math_optimizations is set.
3148 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3150 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3151 simplify_logical, if_then_else_cond, known_cond,
3152 simplify_comparison): Adjust calls to reverse_comparison.
3153 Don't use combine_reversed_comparison_code).
3154 (combine_reversed_comparison_code): Remove.
3155 (reversed_comparison): Using reversed_comparison_code, move it...
3156 * jump.c (reversed_comparison): ... here.
3157 * rtl.h (reversed_comparison): Add prototype.
3159 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3161 * builtins.c (fold_builtin): Take decomposed arguments of
3163 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3164 * gimplify.c (gimplify_call_expr): Likewise.
3165 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3166 * tree.h: Update the prototype of fold_builtin.
3168 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3170 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3171 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3172 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3173 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3174 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3176 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3178 * builtins.c (fold_builtin_1): Take decomposed arguments of
3180 (fold_builtin): Update a call to fold_builtin_1.
3182 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3185 * gcov.c (output_lines): Only output function block summary when
3186 outputting branch information.
3187 * doc/gcov.texi: Document format of preamble and additional block
3190 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3192 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3193 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3194 the defaults false if BITS_PER_UNIT != 8.
3195 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3196 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3197 than BITS_PER_UNIT != 8.
3198 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3199 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3200 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3202 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3203 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3205 2005-03-20 Roger Sayle <roger@eyesopen.com>
3208 * fold-const.c (fold_binary): Fix type mismatch between
3209 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3210 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3211 for non-truth-valued expressions.
3213 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3214 and FUNCTION_DECL in the main switch.
3215 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3216 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3217 we also need to convert their operands to match.
3218 <TRUTH_NOT_EXPR>: Likewise.
3220 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3222 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3223 diagnostic without checking whether an lvalue.
3224 * c-common.h (lvalue_p): Remove.
3225 (enum lvalue_use): Update comment.
3226 (lvalue_or_else): Replace by lvalue_error.
3227 * c-typeck.c (lvalue_p): Make static.
3228 (lvalue_or_else): New. Call lvalue_error.
3230 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3232 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3233 (function_arg_advance): Use rs6000_parm_start.
3234 (function_arg, rs6000_arg_partial_bytes): Likewise.
3236 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3238 * c-common.c (check_case_value): Adjust comment about stripping
3240 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3241 * c-typeck.c (default_conversion, convert_arguments,
3242 build_modify_expr, convert_for_assignment, store_init_value,
3243 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3244 manually. Remove inaccurate comments.
3246 2005-03-20 Roger Sayle <roger@eyesopen.com>
3247 Joseph S. Myers <joseph@codesourcery.com>
3249 * varasm.c (do_assemble_alias): Restore comment describing function.
3250 Annotate the target parameter as potentially unused.
3252 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3255 * config/avr/avr.c (avr_output_function_prologue): Do not use
3256 current_function_name() in a label, use a local label instead.
3258 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3260 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3261 flag_finite_math_only, not flag_unsafe_math_optimizations.
3263 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3265 * builtins.c (fold_builtin_1): Update a call to
3266 targetm.fold_builtin.
3267 * hooks.c (hook_tree_tree_bool_null): Rename to
3268 hook_tree_tree_tree_bool_null. Take one more argument of type
3270 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3271 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3272 hook_tree_tree_tree_bool_null.
3273 * target.h (gcc_target): Update the prototype of fold_builtin.
3274 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3275 arguments of CALL_EXPR.
3276 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3279 2005-03-20 Jan Hubicka <jh@suse.cz>
3281 * cgraph.h (cgraph_node): Add prev_clone pointer.
3282 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3283 (cgraph_clone_node): Produce doubly linked chain.
3285 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3287 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3288 get_nonnull_operand, handle_sentinel_attribute,
3289 check_function_arguments_recurse): Do not strip NOPS from
3291 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3293 * c-format.c (get_constant): Likewise.
3294 * c-parser.c (c_parser_postfix_expression): Likewise.
3295 * c-typeck.c (set_init_index): Likewise.
3296 (convert_arguments): Don't check for NOP_EXPR containing integer
3299 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3301 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3302 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3303 Take decomposed arguments of CALL_EXPR.
3304 (fold_builtin_1): Update calls to the functions mentioned
3307 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3309 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3310 width to have integer type.
3311 (build_enumerator): Require enumerator value to have integer type.
3313 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3315 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3318 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3320 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3321 std=iso9899:199x): Correct descriptions.
3323 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3325 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3328 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3330 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3332 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3333 fold_builtin_memcpy.
3335 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3336 arguments of CALL_EXPR.
3337 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3338 fold_builtin_found, fold_builtin_1): Update calls to
3339 fold_trunc_transparent_mathfn.
3341 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3344 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3345 function pointers on targets that require function pointer
3347 (fold_sign_changed_comparison): Likewise.
3349 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3351 * combine.c (try_combine): When changing the mode of a hard reg, make
3352 sure that doing so is valid.
3354 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3356 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3357 (TARGET_HANDLE_OPTION): Override default.
3358 (avr_handle_option): New function.
3359 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3360 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3361 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3362 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3363 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3364 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3365 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3366 (TARGET_OPTIONS): Delete.
3367 * config/avr/avr.opt: New file.
3369 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3371 * config/m32r/m32r-protos.h: Remove the prototypes for
3372 call_address_operand, symbolic_operand, seth_add3_operand,
3373 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3374 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3375 two_insn_const_operand, move_src_operand,
3376 move_double_src_operand, move_dest_operand,
3377 eqne_comparison_operator, signed_comparison_operator,
3378 large_insn_p, conditional_move_operand, carry_compare_operand,
3379 m32r_block_immediate_operand, extend_operand,
3380 reg_or_eq_int16_operand, int8_operand, and
3381 reg_or_zero_operand.
3382 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3383 seth_add3_operand, int8_operand, cmp_int16_operand,
3384 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3385 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3386 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3387 move_double_src_operand, move_dest_operand,
3388 eqne_comparison_operator, signed_comparison_operator,
3389 extend_operand, small_insn_p, large_insn_p,
3390 conditional_move_operand, carry_compare_operand,
3391 m32r_block_immediate_operand): Move to predicates.md.
3392 (MAX_MOVE_BYTES): Move to m32r.h.
3393 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3394 * config/m32r/m32r.md: Include predicates.md.
3395 * config/m32r/predicates.md: New.
3397 2005-03-18 James E Wilson <wilson@specifixinc.com>
3400 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3403 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3405 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3406 call_address_operand, const_8bit_operand.
3407 * config/mn10300/mn10300.c (call_address_operand,
3408 const_8bit_operand, const_1f_operand): Move to predicates.md.
3409 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3410 * config/mn10300/mn10300.md: Include predicates.md.
3411 * config/mn10300/predicates.md: New.
3413 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3415 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3416 declarations in diagnostics and %E for identifiers, not %s.
3418 2005-03-18 Jan Hubicka <jh@suse.cz>
3419 Dale Johannesen <dalej@apple.com>
3421 * basic-block.h (scale_bbs_frequencies_int,
3422 scale_bbs_frequencies_gcov_type): Declare.
3423 * cfg.c (RDIV): New macro.
3424 (update_bb_frequency_for_threading): Fix.
3425 * basic-block.h (scale_bbs_frequencies_int,
3426 scale_bbs_frequencies_gcov_type): New.
3427 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3428 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3429 scale_bbs_frequencies_int.
3430 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3432 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3434 * config/m32r/m32r-protos.h: Remove the prototypes for
3435 call_address_operand, symbolic_operand, seth_add3_operand,
3436 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3437 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3438 two_insn_const_operand, move_src_operand,
3439 move_double_src_operand, move_dest_operand,
3440 eqne_comparison_operator, signed_comparison_operator,
3441 large_insn_p, conditional_move_operand, carry_compare_operand,
3442 m32r_block_immediate_operand, extend_operand,
3443 reg_or_eq_int16_operand, int8_operand, and
3444 reg_or_zero_operand.
3445 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3446 seth_add3_operand, int8_operand, cmp_int16_operand,
3447 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3448 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3449 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3450 move_double_src_operand, move_dest_operand,
3451 eqne_comparison_operator, signed_comparison_operator,
3452 extend_operand, small_insn_p, large_insn_p,
3453 conditional_move_operand, carry_compare_operand,
3454 m32r_block_immediate_operand): Move to predicates.md.
3455 (MAX_MOVE_BYTES): Move to m32r.h.
3456 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3457 * config/m32r/m32r.md: Include predicates.md.
3458 * config/m32r/predicates.md: New.
3460 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3462 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3463 symbolic_operand, symbolic_memory_operand,
3464 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3465 indexed_memory_operand, move_dest_operand, move_src_operand,
3466 prefetch_cc_operand, prefetch_nocc_operand,
3467 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3468 arith_operand, arith11_operand, pre_cint_operand,
3469 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3470 ireg_operand, int5_operand, uint5_operand, int11_operand,
3471 uint32_operand, arith5_operand, and_operand, ior_operand,
3472 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3473 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3474 shadd_operand, movb_comparison_operator,
3475 cmpib_comparison_operator): Move to predicates.md.
3476 (magic_milli, shadd_constant_p): Make it extern.
3477 * config/pa/pa.h (PREDICATE_CODES): Remove.
3478 * config/pa/pa.md: Include predicates.md.
3479 * config/pa/predicates.md: New.
3481 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3484 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3486 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3487 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3488 config/alpha/freebsd.h, config/alpha/linux.h,
3489 config/alpha/netbsd.h, config/alpha/osf5.h,
3490 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3491 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3492 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3493 doc/cppopts.texi: Update copyright.
3495 2005-03-18 Jan Hubicka <jh@suse.cz>
3498 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3500 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3503 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3505 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3508 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3510 * combine.c (gen_binary): Remove.
3511 (known_cond, simplify_shift_const, find_split_point,
3512 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3513 simplify_logical, expand_field_assignment, extract_left_shift,
3514 force_to_mode, if_then_else_cond, apply_distributive_law,
3515 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3516 simplify_comparison, reversed_comparison): Replace with
3517 simplify_gen_binary, simplify_gen_relational or
3518 distribute_and_simplify_rtx.
3519 (distribute_and_simplify_rtx): New function.
3521 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3522 Paolo Bonzini <gcc.gnu.org>
3524 * calls.c (setjmp_call_p, special_function_p): Update comments
3525 at the head of the functions.
3527 2005-03-18 Jan Hubicka <jh@suse.cz>
3529 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3531 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3532 function body should be released; do not proactively release function
3533 bodies in non-unit-at-a-time mode.
3535 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3537 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3538 mno-fp-ret-in-387 multilib variants.
3540 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3542 * common.opt (m): Remove.
3543 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3545 (common_handle_option): Remove OPT_m case.
3547 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3549 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3551 (fold_builtin_1): Update a call to fold_builtin_bitop.
3553 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3555 (fold_builtin_1): Update a call to fold_builtin_signbit.
3557 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3559 PR tree-optimization/20474
3560 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3561 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3563 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3565 * config/h8300/h8300-protos.h: Remove prototypes for
3566 general_operand_src, general_operand_dst, single_one_operand,
3567 single_zero_operand, call_insn_operand,
3568 two_insn_adds_subs_operand, small_call_insn_operand,
3569 jump_address_operand, bit_operand, bit_memory_operand,
3570 stack_pointer_operand, const_int_gt_2_operand,
3571 const_int_ge_8_operand, const_int_qi_operand,
3572 const_int_hi_operand, incdec_operand, bit_operator,
3573 nshift_operator, eqne_operator, gtle_operator,
3574 gtuleu_operator, iorxor_operator.
3575 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3576 h8300_ldm_stm_parallel.
3577 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3579 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3580 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3581 (h8300_ldm_stm_parallel): Make it extern.
3582 (h8300_ldm_parallel, h8300_stm_parallel,
3583 h8300_return_parallel, general_operand_src,
3584 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3585 nibble_operand, reg_or_nibble_operand, single_one_operand,
3586 single_zero_operand, call_insn_operand,
3587 two_insn_adds_subs_operand, small_call_insn_operand,
3588 jump_address_operand, bit_operand, bit_memory_operand,
3589 stack_pointer_operand, const_int_gt_2_operand,
3590 const_int_ge_8_operand, const_int_qi_operand,
3591 const_int_hi_operand, incdec_operand, eqne_operator,
3592 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3593 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3594 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3595 nshift_operator): Move to predicates.md.
3596 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3597 * config/h8300/h8300.md: Include predicates.md.
3598 * config/h8300/predicates.md: New.
3600 2005-03-17 Richard Henderson <rth@redhat.com>
3602 * config.gcc (ia64*-*-hpux*): Add extra_options.
3603 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3604 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3605 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3606 (ia64_tls_size_string, ia64_tune_string): Remove.
3607 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3608 (TARGET_DEFAULT_TARGET_FLAGS): New.
3609 (TARGET_HANDLE_OPTION): New.
3610 (ia64_override_options): Move options parsing ...
3611 (ia64_handle_option): ... here. New.
3612 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3613 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3614 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3615 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3616 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3617 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3618 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3619 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3620 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3621 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3622 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3623 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3624 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3625 TARGET_EARLY_STOP_BITS): Remove.
3626 (TARGET_ILP32): Default false.
3627 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3628 (enum ia64_inline_type): New.
3629 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3630 * config/ia64/ia64.md: Update for new definitions of
3631 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3632 * config/ia64/ia64.opt: New file.
3633 * config/ia64/ilp32.opt: New file.
3635 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3638 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3640 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3642 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3643 instead of MASK_H8300S.
3644 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3645 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3646 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3647 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3648 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3649 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3650 TARGET_SWITCHES): Remove.
3651 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3653 * config/h8300/h8300.opt: New.
3655 * config/alpha/alpha.opt, config/arc/arc.opt,
3656 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3659 2005-03-17 Ian Lance Taylor <ian@airs.com>
3663 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3665 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3666 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3667 (TARGET_HANDLE_OPTION): Override default.
3668 (arc_handle_option): New function.
3669 (arc_init): Remove code to set arch_cpu_string.
3670 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3671 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3672 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3673 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3674 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3675 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3676 (arc_rodata_string, TARGET_OPTIONS): Delete.
3677 * config/arc/arc.opt: New file.
3679 2005-03-17 Richard Henderson <rth@redhat.com>
3681 * doc/extend.texi (Weak Pragmas): New section.
3682 (attribute alias): Clarify that target must be in the same
3685 2005-03-17 Richard Henderson <rth@redhat.com>
3687 * config/alpha/alpha.opt: New file.
3688 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3690 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3691 alpha_fprm_string, alpha_fptm_string): Make static.
3692 (alpha_tls_size_string): Remove.
3693 (alpha_handle_option): New.
3694 (override_options): Update for alpha_cpu/alpha_tune split.
3695 (alpha_file_start): Likewise.
3696 (TARGET_DEFAULT_TARGET_FLAGS): New.
3697 (TARGET_HANDLE_OPTION): New.
3698 * config/alpha/alpha.h (alpha_tune): Declare.
3699 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3700 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3701 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3702 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3703 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3704 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3705 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3706 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3707 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3708 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3709 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3710 (TARGET_DEFAULT): Remove MASK_FP.
3711 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3712 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3713 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3714 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3715 alpha_tls_size_string): Remove.
3716 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3717 (attribute tune): Rename from attribute cpu.
3718 * config/alpha/ev4.md: Update to match.
3719 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3720 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3721 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3722 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3723 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3724 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3726 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3728 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3729 and return without creating new state if before_nops_num is nonzero.
3730 * config/ia64/ia64.md (first_insn): New attribute.
3731 (alloc): Set it to yes.
3733 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3735 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3736 STMT_VINFO_SUBVARS to NULL.
3737 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3739 2005-03-16 Dale Johannesen <dalej@apple.com>
3741 * rtlanal.c (find_first_parameter_load): Rewrite to
3742 return actual first param load or the call if none,
3743 instead of first in block, when not all loads exist.
3745 2005-03-16 Roger Sayle <roger@eyesopen.com>
3747 * optabs.c (expand_copysign_absneg): Make static.
3748 * optabs.h (expand_copysign_absneg): Delete prototype.
3749 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3751 2005-03-16 Richard Henderson <rth@redhat.com>
3754 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3755 (alias_pairs): Rename from output_defs.
3756 (find_decl_and_mark_needed): Split out from assemble_alias.
3757 (do_assemble_alias): New.
3758 (assemble_output_def): Remove.
3759 (finish_aliases_1, finish_aliases_2): New.
3760 (process_pending_assemble_output_defs): Remove.
3761 (assemble_alias): Defer aliases for which we don't yet have a
3762 non-external decl for the target symbol.
3763 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3764 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3765 * toplev.c (compile_file): Use finish_aliases_2 instead of
3766 process_pending_assemble_output_defs.
3767 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3768 (process_pending_assemble_output_defs): Remove.
3770 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3772 Fix PR tree-optimization/20489
3774 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3775 for empty structures.
3777 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3779 Fix PR tree-optimization/20490
3781 * tree-ssa-pre.c (create_expression_by_pieces): Use
3782 force_gimple_operand on result of fold.
3784 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3786 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3787 of closing parenthesis.
3789 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3791 * builtins.c (expand_movstr): Update a call to
3792 fold_builtin_strcpy.
3793 (expand_builtin_strncpy): Update a call to
3794 fold_builtin_strncpy.
3795 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3796 arguments of CALL_EXPR.
3797 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3798 fold_builtin_strncpy.
3799 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3800 * tree.h: Update the prototypes of fold_builtin_strcpy and
3801 fold_builtin_strncpy.
3803 2005-03-16 Steven Bosscher <stevenb@suse.de>
3804 Dorit Naishlos <dorit@il.ibm.com>
3806 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3807 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3810 2005-03-16 Steven Bosscher <stevenb@suse.de>
3812 * tree-inline.c (walk_type_fields, walk_tree,
3813 walk_tree_without_duplicates): Move from here...
3814 * tree.c: ...to here.
3816 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3818 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3819 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3820 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3821 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3822 (version): Define using $(BASEVER_c).
3823 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3825 (version.o): Depend on version files; add custom generation command.
3826 (prefix.o): Define BASEVER on command line.
3827 (s-iov): Depend on version files; adjust command.
3828 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3830 (gcc-vers.texi): New rule.
3831 (doc/%.info, doc/%.dvi): Add -I . to command line.
3832 (doc/gccinstall.dvi): Likewise.
3833 (PACKAGE): Delete. All uses replaced with "gcc".
3834 * aclocal.m4: Do not include gcc-version.m4.
3835 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3836 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3837 Set is_release based on contents of DEV-PHASE.
3838 Set gcc_version based on contents of BASE-VER.
3839 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3840 * config.in, configure: Regenerate.
3841 * gccbug.in: Determine version of GCC in use at runtime.
3842 * gcov-iov.c: Get version number and development phase from
3843 command line, not by including version.c.
3844 * intl.c: Replace all uses of PACKAGE with "gcc".
3845 * libada-mk.in: Delete unused "gcc_version" variable.
3846 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3847 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3848 commentary to match.
3849 (version_string): Put together from pieces.
3850 * config/alpha/x-vms: Do not use $(gcc_version).
3851 * config/i386/t-nwld: Likewise.
3852 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3853 version-GCC and DEVELOPMENT.
3855 2005-03-15 Roger Sayle <roger@eyesopen.com>
3857 PR tree-optimization/17454
3858 * tree.c (tree_size): Add case for TREE_BINFO.
3859 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3860 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3862 2005-03-15 Roger Sayle <roger@eyesopen.com>
3864 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3865 op1 whilst expanding the signed widenening multiply variant.
3867 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3869 * toplev.c (display_target_options): Avoid unused variable warning if
3870 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3871 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3872 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3873 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3874 (mips_isa_info): New variable.
3875 (mips_parse_cpu): Remove the first argument and leave the caller
3877 (TARGET_HANDLE_OPTION): Override default.
3878 (mips_handle_option): New function. Move option validation code from...
3879 (override_options): ...here. Update calls to mips_parse_cpu.
3880 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3881 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3882 (SUBTARGET_TARGET_OPTIONS): Delete.
3883 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3884 (mno-flush-func, mtune=): New options.
3886 2005-03-15 Roger Sayle <roger@eyesopen.com>
3887 Richard Henderson <rth@redhat.com>
3889 * real.c (c4x_single_format, c4x_extended_format): Provide values
3890 for signbit_ro for c4x's single and extended floating point formats.
3891 * optabs.c (expand_copysign): Use the floating point format's
3892 signbit_ro for expanding via expand_copysign_absneg, and it's
3893 signbit_rw field for expanding via expand_copysign_bit.
3895 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3897 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3898 known_alignment_for_access_p.
3899 (known_alignment_for_access_p): New.
3900 (do_peeling_for_alignment): Field made int instead of bool and renamed
3901 to peeling_for_alignment.
3902 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3903 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3904 functionality used to be in vect_analyze_operations.
3905 (vect_analyze_operations): Code to determine vectorization factor was
3906 moved to vect_determine_vectorization_factor.
3907 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3908 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3910 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3911 be part of vect_analyze_operations).
3912 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3913 creating the guard condition, as the number of iterations may be
3915 (slpeel_tree_peel_loop_to_edge): Use new name of
3916 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3917 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3918 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3919 (vect_do_peeling_for_alignment): Use fold.
3920 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3922 (vect_update_inits_of_dr): Renamed to
3923 vect_update_init_of_dr.
3924 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3925 (vectorizable_store): Fix assertion to use == instead of =.
3927 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3929 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3930 call_used_regs for wCG registers.
3932 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3934 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3935 for non-offsettable memory references to cope with outstanding reload
3936 replacements, take 2.
3938 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3941 * config/i386/i386.h (x86_fisttp): New.
3942 (TARGET_FISTTP): New macro.
3943 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3944 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3945 instruction when fisttp flag is set.
3946 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3948 * config/i386/i386.md (type attribute): Add fisttp.
3949 (unit attribute): Set to i387 for fisttp type.
3950 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3951 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3953 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3954 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3956 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3957 patterns for TARGET_FISTTP. Enable patterns for
3958 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3959 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3960 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3961 implement fisttp x87 insn.
3962 (fix_trunc*_i387_fisttp splitters): New patterns.
3963 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3964 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3965 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3967 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3968 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3969 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3970 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3971 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3972 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3973 Disable patterns for TARGET_FISTTP.
3974 (fix_trunc*_i387 splitters): Implement usign mode macros.
3975 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3976 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3977 (fix_trunx*_sse peephole2s): Implement using mode macros.
3979 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3981 PR rtl-optimization/20291
3982 * combine.c (try_combine): If splitting fails, re-try with
3983 original combined pattern, i.e. before clobber stripping.
3985 2005-03-14 Eric Christopher <echristo@redhat.com>
3987 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3988 STACK_GROWS_DOWNWARD.
3990 2005-03-14 Roger Sayle <roger@eyesopen.com>
3992 * real.h (struct real_format): Split the signbit field into two
3993 two fields, signbit_ro and signbit_rw.
3994 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3995 mips_double_format, ieee_extended_motorola_format,
3996 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3997 ieee_extended_intel_128_format, ibm_extended_format,
3998 mips_extended_format, ieee_quad_format, mips_quad_format,
3999 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4000 i370_double_format, c4x_single_format, c4x_extended_format,
4001 real_internal_format): Update initializers for new field.
4002 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4003 real_format structure.
4004 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4005 field of the real_format structure.
4007 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4009 Fix PR tree-optimization/20458
4011 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4012 DECL_EXTERNAL on STRUCT_FIELD tags.
4013 (clear_call_clobbered): Ditto.
4014 * tree-ssa-operands.c (note_addressable): Make sure the original
4015 variable doesn't slip into the addressable list if we have
4017 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4020 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4022 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4023 (-fwide-exec-charset): Likewise.
4024 (-finput-charset): Likewise.
4025 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4026 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4027 * c.opt (Wnormalized): New.
4029 2005-03-14 Devang Patel <dpatel@apple.com>
4031 * doc/invoke.texi: Add reference to Visibility document.
4033 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4035 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4036 MASK_SPLIT_ADDRESSES.
4037 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4038 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4039 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4040 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4041 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4042 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4043 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4044 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4045 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4046 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4047 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4048 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4049 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4050 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4051 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4052 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4053 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4054 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4055 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4056 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4057 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4058 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4059 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4060 (TARGET_EXPLICIT_RELOCS): Delete.
4061 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4062 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4063 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4064 (override_options): Set MASK_LONG64 if -mint64 is given and no
4065 -mlongXX option is. Complain about -mint64 -mlong32.
4066 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4067 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4068 * config/mips/mips.opt: New file.
4070 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4072 * config.gcc (extra_options): New variable for listing option files.
4073 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4074 * configure.ac (extra_opt_files): New AC_SUBST variable.
4075 (tm_file_list, tm_include_list): Include options.h first.
4076 * configure: Regenerate.
4077 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4078 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4079 (s-options-h): New rule.
4080 (options.h): Depend on it.
4081 (TEXI_GCCINT_FILES): Add options.texi.
4082 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4083 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4084 * target.h (gcc_target): Add default_target_flags and handle_option.
4085 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4086 (TARGET_HANDLE_OPTION): New macros.
4087 (TARGET_INITIALIZER): Include them.
4088 * opt-functions.awk (opt_args, nth_arg): New functions.
4089 (switch_flags): Handle the "Target" flag.
4091 (var_name): Use opt_args and nth_arg.
4092 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4093 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4094 macros for the "Mask" and "InverseMask" options.
4095 * opts.h (cl_var_cond): New enum.
4096 (cl_option): Replace the "has_set_value" and "set_value" fields with
4097 "var_cond" and "var_value".
4098 (CL_TARGET): New macro.
4099 (option_enabled, print_filtered_help): Declare.
4100 (decode_options): Move definition.
4101 * opts.c (handle_option): Search for the original option before
4102 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4103 var_cond and var_value fields. Use targetm.handle_option to handle
4105 (decode_options): Set target_flags to targetm.default_target_flags.
4106 (print_filtered_help): Make global. Handle CL_TARGET.
4107 (option_enabled): New function.
4108 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4109 (display_target_options, set_target_switch, print_switch_values)
4110 (default_pch_valid_p): Guard uses of target_switches with
4111 #ifdef TARGET_SWITCHES. Also...
4112 (display_target_options): Display the CL_TARGET entries in cl_options.
4113 (set_target_option): Don't complain about the "" option when
4114 TARGET_SWITCHES is undefined.
4115 (print_switch_values): Use option_enabled.
4116 (default_pch_valid_p): Check cl_options[] when looking for something
4117 that has changed the value of target_flags.
4118 * c.opt: Remove documentation from top of file.
4119 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4120 * doc/sourecebuild.texi: Refer to the new options documentation
4121 instead of c.opt. Document machine-specific .opt files.
4122 * doc/tm.texi (target_flags): Say that this variable is declared
4124 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4125 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4127 * doc/options.texi: New file.
4129 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4132 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4135 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4138 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4139 temporary variable of pointer type if an lvalues is required.
4140 (gimplify_modify_expr_rhs): Request an rvalue from it.
4141 (gimplify_expr): Pass fallback on.
4143 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4145 * cfgbuild.c: Update comments.
4147 2005-03-14 Roger Sayle <roger@eyesopen.com>
4149 PR rtl-optimization/17236
4150 * optabs.c (expand_doubleword_mult): New helper function split out
4151 from expand_binop. Permute the order in which instructions are
4152 emitted to minimize the number of simultaneously live registers.
4153 (expand_binop): Call expand_doubleword_mult to synthesize a double
4154 word multiplication.
4156 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4158 * basic-block.h: Update the prototypes of cached_make_edge and
4160 * cfg.c (cached_make_edge): Take edge_cache representing one
4161 row of the adjacency matrix of edges.
4162 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4163 (make_edges): Initialize edge_cache to represent one row of
4164 the adjacency matrix of edges.
4166 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4168 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4170 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4171 Remove unused removed_phis variable.
4172 (conditional_replacement): Use build1/build2.
4173 (abs_replacement): Use last_and_only_stmt and build1/build2.
4175 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4177 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4178 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4179 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4180 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4181 * c-common.c (handle_novops_attribute): New function.
4182 (c_common_attribute_table): Add "no vops" entry.
4183 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4184 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4185 * tree-ssa-operands.c (get_call_expr_operands): Do not
4186 create virtual operands for calls with ECF_NOVOPS flag.
4187 * tree.h (DECL_IS_NOVOPS): New macro.
4188 (struct tree_decl): Add novops_flag.
4189 (ECF_NOVOPS): New constant.
4191 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4194 * config/i386/i386.c (x86_use_himode_fiop): New.
4195 (x86_use_simode_fiop): Rename from x86_use_fiop.
4196 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4197 (TARGET_USE_HIMODE_FIOP): New.
4198 (x86_use_simode_fiop): Rename from x86_use_fiop.
4199 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4201 * config/i386/i386.md (X87MODEI12): New mode macro define.
4202 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4203 to implement x87 FP compare with HImode input operands.
4204 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4205 Use X87MODEI12 mode macro to handle HImode input operands.
4206 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4207 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4208 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4209 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4210 macro to implement x87 operators with HImode input operands.
4211 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4214 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4216 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4218 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4219 constants invariant.
4221 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4223 * basic-block.h (BB_VISITED): Removed.
4224 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4226 2005-03-14 Falk Hueffner <falk@debian.org>
4229 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4231 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4233 * ggc-zone.c: Fix comment typos.
4235 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4236 stringpool.c, config/mips/mips-protos.h: Update copyright.
4238 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4240 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4241 throughout with its typedef, "rtx".
4242 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4243 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4244 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4245 regs in comment to match code.
4247 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4249 * except.c (check_handled): Make it static.
4250 * except.h: Remove the corresponding prototype.
4252 * function.c (get_func_frame_size): Make it static.
4253 * function.h: Remove the corresponding type.
4255 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4257 * hard-reg-set.h: Remove the corresponding declarations.
4259 * tree-cfg.c (verify_stmts): Check that
4260 bb_for_stmt (stmt) == bb for every PHI node and statement.
4262 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4264 * config.gcc: Remove excess indentation.
4265 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4267 2005-03-13 Roger Sayle <roger@eyesopen.com>
4270 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4271 * fold-const.c (fold_sign_changed_comparison): Likewise.
4272 (fold_binary): Optimize comparisons against widened operands if
4273 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4275 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4277 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4278 (sparc_override_options): Initialize it.
4279 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4281 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4283 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4284 (reg_or_none500mem_operand): New predicate.
4285 (zero_reg_mem_operand): New predicate.
4286 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4287 to reg_or_none500mem_operand.
4288 (extendsfdf2_fpr): Add MEM alternative.
4289 (extenddftf2_internal): Change operand2 predicate to
4290 zero_reg_mem_operand.
4292 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4294 * ggc-zone.c: Rewritten.
4296 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4298 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4299 * config.in: Regenerated.
4300 * configure: Regenerated.
4301 * gengtype.c (write_types_process_field, write_func_for_structure):
4302 Pass new argument to gt_pch_note_object.
4303 * ggc-common.c (struct ptr_data): Add TYPE.
4304 (gt_pch_note_object): Take TYPE argument and save it.
4305 (call_count): Update call to ggc_pch_count_object.
4306 (call_alloc): Update call to ggc_pch_alloc_object.
4307 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4309 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4310 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4311 (ggc_alloc_zone_stat): Delete.
4312 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4313 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4314 (ggc_pch_alloc_object): Update prototypes.
4315 (garbage_zone): Delete.
4316 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4317 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4319 (tree_id_zone): New variable.
4320 (ggc_alloc_cleared_zone): Remove unused.
4321 (ggc_alloc_zone): Define.
4322 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4323 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4324 ggc_alloc_zone_stat.
4325 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4326 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4327 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4328 (make_node_stat): Likewise. Use tree_id_zone.
4330 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4331 Joseph S. Myers <joseph@codesourcery.com>
4333 * configure.ac: Check for MIPS TLS.
4334 * configure: Regenerated.
4335 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4336 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4337 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4338 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4339 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4340 (mips_classify_symbol, mips_symbolic_constant_p)
4341 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4342 (mips_tls_operand_p, mips_call_tls_get_addr)
4343 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4344 (mips_tls_symbol_ref_1): New functions.
4345 (mips_legitimize_address, mips_legitimize_const_move): Call
4346 mips_legitimize_tls_address.
4347 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4349 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4350 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4351 (mips_char_to_class): Document V1_REG.
4352 (HAVE_AS_TLS): Provide default.
4353 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4355 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4357 (tls_get_tp_<mode>): New instruction.
4359 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4361 * configure.ac: Update checks for target tools.
4362 * configure: Regenerated.
4364 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4366 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4368 2005-03-13 Roger Sayle <roger@eyesopen.com>
4370 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4371 more classes of DImode multiplication by constant. Allow both
4372 multiplication by small negative constants (by performing a
4373 multiplication by a positive constant and negating the result) and
4374 multiplications by large powers of two, by using a left shift.
4376 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4378 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4379 of basic blocks into work_stack.
4381 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4382 config/mips/vr.h: Update copyright.
4384 * c-decl.c (c_init_decl_processing): Remove useless calls to
4385 build_function_type.
4387 * builtins.c (fold_trunc_transparent_mathfn,
4388 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4389 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4390 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4391 fold_builtin_strcpy, fold_builtin_strncpy,
4392 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4395 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4398 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4399 variable determinant.
4401 * tree-cfg.c (group_case_labels): Remove local variable type.
4403 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4406 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4409 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4412 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4413 (*movmemqi_insn): Delete.
4414 (*movmemhi): Delete.
4416 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4418 * builtins.c (fold_builtin_classify): Take decomposed
4419 arguments of CALL_EXPR.
4420 (fold_builtin_1): Update a call to fold_builtin_classify.
4422 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4425 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4426 through into call to parser_xref_tag after parse error.
4427 (c_parser_struct_declaration): Consistently return NULL_TREE on
4430 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4432 * tree-flow-inline.h (ref_contains_array_ref): New function.
4433 (lookup_subvars_for_var): Ditto.
4434 (get_subvars_for_var): Ditto.
4435 (var_can_have_subvars): Ditto.
4437 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4438 (struct subvar): New type.
4440 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4442 * tree-optimize.c (init_tree_optimization_passes): Call
4443 pass_create_structure_vars.
4445 * tree-ssa-alias.c: Include vec.h.
4446 (init_alias_info): Don't auto-clear call clobbered on struct-field
4448 (compute_flow_insensitive_aliasing): Handle subvars.
4449 (group_aliases): Handle STRUCT_FIELD aliases.
4450 (setup_pointers_and_addressables): Ditto.
4451 Don't mark variables non-addressable if they still have
4452 addressable subvars.
4453 Also mark subvars addressable when the real variable is marked
4455 (add_pointed_to_var): Try to prune the pointed-to set by only
4456 pointing to subvars when possible.
4457 Otherwise, make sure we set addresses_needed and pt_vars to
4458 properly include subvars.
4459 (bitpos_of_field): New function.
4460 (push_fields_onto_fieldstack): Ditto.
4461 (get_or_create_used_part_for): Ditto.
4462 (create_overlap_variables_for): Ditto.
4463 (find_used_portions): Ditto.
4464 (create_structure_vars): Ditto.
4465 (pass_create_structure_vars): New structure.
4467 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4468 (get_expr_operands): Handle subvars. Also try to turn
4469 COMPONENT_REF accesses into must-defs now that we can accurately
4471 (note_addressable): Try to only mark as addressable those subvars
4472 we know a COMPONENT_REF touches.
4473 (overlap_subvar): New function.
4475 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4476 Handle subvar storing.
4477 (vect_address_analysis): Update caller of vect_object_analysis.
4479 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4481 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4482 (STMT_VINFO_SUBVARS): New macro.
4484 * common.opts: add flag_tree_salias.
4486 * opts.c (decode_options): flag_tree_salias defaults to on.
4488 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4490 * doc/tree-ssa.texi: Document structural alias analysis.
4492 2005-03-12 Steven Bosscher <stevenb@suse.de>
4494 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4495 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4496 * tree-ssa-operands.c (get_expr_operands): Likewise.
4497 (get_expr_operands): Likewise for ERROR_MARK.
4499 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4501 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4504 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4507 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4508 (mark_operand_necessary): Remove local variable ver.
4510 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4511 variable prefix_len.
4513 * value-prof.c (mod_subtract_transform): Remove local variable
4516 * builtins.c (fold_builtin_exponent): Take decomposed
4517 arguments of CALL_EXPR.
4518 (fold_builtin_1): Update a call to fold_builtin_exponent.
4520 * builtins.c (fold_builtin_logarithm): Take decomposed
4521 arguments of CALL_EXPR.
4522 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4524 * c-decl.c (c_init_decl_processing): Remove local variables
4525 ptr_ftype_void and ptr_ftype_ptr.
4527 * gimplify.c (gimplify_expr): Remove local variables r0 and
4530 * reg-stack.c (move_for_stack_reg): Remove local variable
4532 (compare_for_stack_reg): Remove local variable flags_user.
4533 (convert_regs_1): Remove local variable deleted.
4535 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4537 (combine_blocks): Remove local variables exits and new_e.
4539 * tree-inline.c (expand_call_inline): Remove local variable
4542 * tree-ssa-live.c (create_ssa_var_map,
4543 calculate_live_on_entry): Remove local variable snn.
4545 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4547 * c-lex.c (c_lex_with_flags): Add parameter to call to
4550 2005-03-11 Per Bothner <per@bothner.com>
4552 * c-tree.h (struct c_declarator): New id_loc field.
4553 * c-pragma.h (c_lex_with_flags): Take position reference.
4554 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4555 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4556 (c_lex): Pass dummy location to c_lex_with_flags.
4557 * c-parser.c (c_lex_one_token): Set c_token's location using
4558 c_lex_with_flags, instead of input_location, which might be "ahead".
4559 (c_parser_direct_declarator): Set declarator's id_loc from
4561 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4562 declarator's id_loc, rather than probably-imprecise input_location.
4563 (build_id_declarator): Initialize c_declarator's id_loc field.
4565 2005-03-11 Roger Sayle <roger@eyesopen.com>
4568 * builtins.c (expand_builtin_signbit): Force the signbit's word
4569 into an integer register to avoid SUBREGs of floating point modes.
4571 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4573 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4574 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4575 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4576 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4578 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4580 PR rtl-optimization/20306
4581 * expr.c (emit_move_complex): Set try_int false if mode is
4582 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4583 emit_block_move if try_int is true.
4585 2005-03-11 Richard Henderson <rth@redhat.com>
4588 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4589 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4592 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4594 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4595 (TARGET_FIX_VR4130): New macro.
4596 (TARGET_OPTIONS): Add -mfix-vr4130.
4597 (ISA_HAS_MACCHI): New macro.
4598 (ASM_SPEC): Add -mfix-vr4130.
4599 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4600 (override_options): Handle mips_fix_vr4130_string.
4601 (mips_avoid_hazards): Clear all_noreorder_p
4602 if we're working around VR4130 errata and the macc alternatives
4604 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4605 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4606 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4607 (MULTILIB_DEFAULTS): Remove leading "march=".
4608 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4609 if no architecture option is given.
4610 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4612 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4613 * doc/invoke.texi: Document -mfix-vr4130.
4615 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4617 * config/mips/mips.c (override_options): Only warn about -mint64
4618 deprecation if TARGET_INT64.
4620 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4622 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4623 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4624 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4625 are non-specific regarding the nonnull parameter positions.
4626 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4627 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4628 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4629 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4631 * builtins.def: Use the non-specific "nonnull" attibute lists.
4633 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4635 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4636 single_pred_edge, single_succ, single_pred): Improve comments.
4638 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4640 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4641 single_pred_edge, single_succ, single_pred): New inline functions.
4642 * bb-reorder.c (rotate_loop, find_traces_1_round,
4643 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4644 duplicate_computed_gotos): Use the single_succ/pred functions.
4645 * cfganal.c (forwarder_block_p): Ditto.
4646 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4647 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4648 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4649 merge_seq_blocks): Ditto.
4650 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4651 * cfglayout.c (fixup_reorder_chain): Ditto.
4652 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4653 canonicalize_loop_headers, verify_loop_structure): Ditto.
4654 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4655 mfb_update_loops, create_preheader, force_single_succ_latches,
4656 create_loop_notes): Ditto.
4657 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4658 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4659 commit_one_edge_insertion, purge_dead_edges,
4660 cfg_layout_can_merge_blocks_p): Ditto.
4661 * except.c (sjlj_emit_function_enter): Ditto.
4662 * flow.c (init_propagate_block_info): Ditto.
4663 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4664 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4665 insert_insn_end_bb): Ditto.
4666 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4667 find_if_case_2): Ditto.
4668 * lambda-code.c (perfect_nestify): Ditto.
4669 * lcm.c (optimize_mode_switching): Ditto.
4670 * loop-doloop.c (doloop_modify): Ditto.
4671 * loop-init.c (loop_optimizer_init): Ditto.
4672 * loop-iv.c (simplify_using_initial_values): Ditto.
4673 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4674 * loop-unswitch.c (unswitch_loop): Ditto.
4675 * modulo-sched.c (generate_prolog_epilog): Ditto.
4676 * predict.c (combine_predictions_for_insn, estimate_probability,
4677 tree_estimate_probability, last_basic_block_p,
4678 estimate_bb_frequencies): Ditto.
4679 * profile.c (branch_prob): Ditto.
4680 * regrename.c (copyprop_hardreg_forward): Ditto.
4681 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4682 * tracer.c (layout_superblocks): Ditto.
4683 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4684 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4685 cleanup_control_expr_graph, disband_implicit_edges,
4686 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4687 tree_verify_flow_info, tree_make_forwarder_block,
4688 tree_forwarder_block_p, remove_forwarder_block,
4689 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4690 * tree-if-conv.c (tree_if_conversion): Ditto.
4691 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4692 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4693 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4694 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4695 copy_loop_headers): Ditto.
4696 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4697 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4698 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4699 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4700 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4701 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4702 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4703 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4704 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4705 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4706 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4707 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4708 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4709 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4710 slpeel_add_loop_guard): Ditto.
4712 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4714 PR tree-optimization/15784
4715 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4718 * stmt.c (expand_case): Don't change index_type. Convert minval
4721 PR tree-optimization/20130
4722 * fold-const.c (fold): Fold x * -1 into -x.
4724 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4726 PR rtl-optimization/20331
4727 * rtlanal.c (modified_between_p): Check its address first for MEM.
4728 (modified_in_p): Likewise.
4730 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4732 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4734 2005-03-10 Steven Bosscher <stevenb@suse.de>
4736 * expr.c (expand_expr_real_1): If possible, use a conditional
4737 move for expanding MIN_EXPR and MAX_EXPR.
4738 Use temp for moving around rtx-en.
4740 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4743 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4746 2005-03-10 Roger Sayle <roger@eyesopen.com>
4748 * builtins.c (expand_builtin_signbit): Extend to handle floating
4749 point modes wider than the largest integer type, using the
4750 operand_subword_force function to obtain the signbit's word.
4752 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4755 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4756 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4758 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4760 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4762 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4764 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4766 (perform_edge_inserts): Unconditionally call
4767 free_dominator_info.
4769 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4771 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4773 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4775 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4777 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4779 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4781 (rtl_register_value_prof_hooks,
4782 tree_value_profile_transformations,
4783 tree_register_value_prof_hooks): Likewise.
4784 * var-tracking.c (stack_adjust_offset_pre_post,
4785 variable_htab_free, variable_union, dataflow_set_different_2,
4786 count_uses, variable_was_changed, set_frame_base_location,
4787 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4788 vt_add_function_parameters): Likewise.
4789 * varasm.c (named_section_real, named_section, make_decl_rtl,
4790 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4791 const_hash_1, compare_constant, copy_constant, force_const_mem,
4792 output_constant_pool_2, output_constant_pool_1, output_constant,
4793 output_constructor, make_decl_one_only, decl_tls_model,
4794 default_no_named_section, default_elf_select_section_1,
4795 default_unique_section_1): Likewise.
4796 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4797 * vmsdbgout.c (addr_const_to_string): Likewise.
4800 * function.c (struct assign_parm_data_one): Remove last_named
4802 (assign_parm_find_data_types): Don't determine last_named.
4803 Reorder named_parm determination.
4804 (assign_parms): Only setup varargs on the last non-varadic
4807 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4809 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4810 sda base address on medium model.
4812 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4814 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4815 * cfgloop.c (flow_loop_nodes_find): Export.
4816 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4818 * cfgloopmanip.c (fix_loop_structure): New function.
4819 * predict.c (predict_loops): Clean up the loops information.
4820 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4821 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4823 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4824 (rewrite_into_loop_closed_ssa): Declaration changed.
4825 * tree-loop-linear.c (linear_transform_loops): Add argument to
4826 rewrite_into_loop_closed_ssa call.
4827 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4828 * tree-ssa-loop-im.c (move_computations): Ditto.
4829 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4830 * tree-vectorizer.c (vectorize_loops): Ditto.
4831 * tree-optimize.c: Include cfgloop.h.
4832 (execute_todo): Choose whether to call cleanup_tree_cfg or
4833 cleanup_tree_cfg_loop.
4834 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4835 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4836 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4837 cleanup_tree_cfg_loop call.
4838 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4839 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4840 work on part of cfg.
4842 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4845 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4846 with multiple alternatives.
4848 * stmt.c (parse_output_constraint): Fix a typo.
4850 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4852 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4853 assembly directive instead of deprecated "no-generics".
4855 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4857 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4858 for non-offsettable memory references to cope with outstanding reload
4860 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4861 avoid losing outstanding address reloads.
4862 ("reload_outdi", "reload_outdf"): Likewise.
4864 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4866 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4867 code. Add more cbrt transformations.
4869 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4871 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4873 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4875 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4876 NULL_TREE when a given tree is not simplified.
4877 (fold): Return the original tree when any of the functions
4878 mentioned above NULL_TREE.
4880 * fold-const.c (fold_unary, fold_binary): Take decomposed
4881 arguments, code, type, op0, and op1 in case of fold_binary.
4882 (fold): Update calls to fold_unary and fold_binary.
4884 2005-03-09 Roger Sayle <roger@eyesopen.com>
4886 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4887 a fndecl and an arglist instead of a CALL_EXPR, exp.
4889 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4891 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4893 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4895 * expr.c (expand_assignment): Remove orig_to_rtx.
4897 * fold-const.c (int_const_binop): Remove no_overflow.
4899 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4901 * loop-iv.c (get_biv_step_1): Remove lhs.
4903 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4905 * real.c (real_nan): Remove neg.
4907 * function.c (thread_prologue_and_epilogue_insns): Remove i
4910 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4913 * tree-eh.c (tree_could_trap_p): Remove idx.
4915 * tree-into-ssa.c (ann): Remove ann.
4917 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4919 * tree-sra.c (decide_block_copy): Remove inst_count.
4921 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4923 * tree-ssa-loop-im.c (lhs): Remove.
4925 * cfgbuild.c (state, STATE, SET_STATE,
4926 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4928 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4929 (find_basic_blocks): Set the state of each basic block to
4932 2005-03-08 Jeff Law <law@redhat.com>
4934 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4935 goto results in the removal of edges in the CFG, then we need
4936 to recompute dominators.
4938 2005-03-09 Ben Elliston <bje@au.ibm.com>
4940 * c-common.c (c_do_switch_warnings): Comment fix.
4942 2005-03-08 Julian Brown <julian@codesourcery.com>
4944 * Patch from 2005-03-08 reverted for causing regressions and
4945 ppc-darwin bootstrap failure.
4947 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4949 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4950 Define the real function for ppc-darwin.
4951 * c-typeck.c (convert_arguments): Check for target-specific
4952 invalid argument call to unprototyped function.
4953 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4955 * target.h (invalid_arg_for_unprototyped_fn): New field
4957 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4958 default target hook.
4959 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4962 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4964 * c-typeck.c (constructor_stack, constructor_range_stack,
4965 initializer_stack): Make them static.
4967 * cfg.c (rbi_pool): Make it static.
4969 * gimple-low.c (lower_stmt_body): Make it static.
4970 * tree-flow.h: Remove the corresponding prototype. Don't
4973 * sched-deps.c (cache_size): Make it static.
4975 * stor-layout.c (lang_adjust_rli): Make it static.
4977 2005-03-08 Julian Brown <julian@codesourcery.com>
4979 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4980 from being used for symbols with vague linkage when
4981 HAVE_GAS_COMDAT_GROUP is true.
4983 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4985 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4986 nlabel == JUMP_LABEL (jump).
4988 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4990 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4991 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4992 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4993 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4995 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4998 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4999 * c-common.c (handle_returns_twice): New function.
5000 (c_common_attribute_table): Declare eturns_twice' attribute.
5001 * doc/extend.texi: Document eturns_twice' attribute.
5002 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5003 (struct tree_decl): Add returns_twice_flag.
5005 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5007 * tree-ssa-phiopt.c: Fix a comment typo.
5009 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5010 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5011 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5014 2005-03-08 Richard Henderson <rth@redhat.com>
5016 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5017 builtin codes with ctzdi2, clzdi2, popcountdi2.
5018 (struct alpha_builtin_def): Add is_const.
5019 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5020 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5021 (alpha_init_builtins): Init them. Set nothrow and const attributes
5023 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5024 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5025 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5026 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5027 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5028 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5029 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5030 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5031 (TARGET_FOLD_BUILTIN): New.
5032 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5033 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5035 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5037 2005-03-08 Ira Rosen <irar@il.ibm.com>
5039 PR tree-optimization/20122
5040 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5041 condition of access function instead of base.
5043 2005-03-07 Jeff Law <law@redhat.com>
5044 Steven Bosscher <stevenb@suse.de>
5046 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5047 (find_taken_edge): Call find_taken_edge_computed_goto as
5048 appropriate. Allow any gimple invariant rather than just
5049 INTEGER_CST for VAL.
5050 (cleanup_control_flow): Cleanup a computed goto which has turned
5052 (tree_merge_blocks): If block B has any forced labels, move
5053 them to the start of block A.
5054 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5055 computed gotos as well.
5056 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5057 removal of unnecessary computed gotos too.
5058 (lookup_redirection_data): Fix type of INSERT argument. Callers
5061 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5063 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5064 Remove trailing spaces.
5066 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5067 unshare_all_trees): Make them static.
5068 * tree-gimple.h: Remove the corresponding prototypes.
5070 * diagnostic.h: Remove unused prototype
5071 debug_output_buffer.
5072 * modulo-sched.c: Remove unused prototype
5073 set_row_column_for_ps.
5075 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5076 replace_phi_edge_with_variable): Remove unused variable i.
5078 2005-03-07 Per Bothner <per@bothner.com>
5080 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5082 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5085 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5086 bbs on the COND_EXPR instead of the PHI_NODEs.
5087 (candidate_bb_for_phi_optimization): Remove.
5088 (replace_phi_with_stmt): Rename to ...
5089 (replace_phi_edge_with_variable): this and change so that we
5090 replace the phi argument instead of removing the PHI.
5091 (conditional_replacement): Change so we deal with PHI with more
5093 (value_replacement): Likewise.
5094 (abs_replacement): Likewise.
5096 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5098 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5099 output_e500_flip_gt_bit.
5101 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5103 (rs6000_generate_compare): Fix logic to look at the correct bits.
5104 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5106 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5107 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5108 gen_move_from_CR_gt_bit.
5110 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5111 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5112 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5114 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5115 (E500_CR_IOR_COMPARE): New constant.
5117 2005-03-08 Earl Chew <earl_chew@agilent.com>
5118 David Billinghurst <David.Billinghurst@riotinto.com>
5120 * config/i386/host-cygwin.c: New file to support precompiled
5122 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5123 * config.host: Use above files for cygwin host.
5125 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5127 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5128 ordering ops from earlier change.
5130 2005-03-07 Per Bothner <per@bothner.com>
5132 Various fixes to allow us to again build if --enable-mapped-location:
5133 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5134 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5135 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5136 local variable loc. Change logic appropriately.
5137 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5138 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5139 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5140 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5141 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5143 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5145 PR rtl-optimization/19683
5146 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5147 number of bytes, to smallest_int_for_mode. Fix arguments to
5148 REG_CANNOT_CHANGE_MODE_P.
5150 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5152 * reorg.c (relax_delay_slots): Check that the jump is
5153 conditional before trying to invert it.
5155 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5157 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5160 * calls (stack_arg_under_construction): Make it static.
5162 * flow.c (regs_live_at_setjmp): Make it static.
5163 * flow.h: Remove the corresponding prototype.
5165 * reload1.c (reload_startobj, reload_firstobj,
5166 something_needs_operands_changed, reload_inherited,
5167 reload_inheritance_insn, reload_override_in,
5168 reload_spill_index): Make them static.
5170 * recog.c (verify_changes): Make it static.
5171 * recog.h: Remove the corresponding prototype.
5173 * cfgbuild.c (find_sub_basic_blocks): Remove.
5174 * basic-block.h: Remove the corresponding prototype.
5175 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5177 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5179 * tree-ssa-operands.c (check_build_stmt): Remove.
5181 * stor-layout.c (set_alignment): Remove.
5182 * tree.h: Remove the corresponding prototype.
5184 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5186 * tree-ssa-dce.c (control_dependence_map,
5187 visited_control_parents): Make them static.
5189 * cfghooks.c (verify_flow_info): Remove local variable
5192 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5195 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5197 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5199 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5201 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5203 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5204 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5205 PARALLEL for an empty structure.
5207 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5209 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5211 * fold-const.c (fold_binary): Unroll the very first "for"
5214 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5216 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5217 redundant match_code test.
5218 (scc_comparison_operator): Swap match_operand and match_code
5220 (branch_positive_comparison_operator): Same.
5221 (trap_comparison_operator): Use comparison_operator and swap with
5224 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5227 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5228 (out_movhi_r_mr): Read low byte of volatile MEM first.
5229 (out_movhi_mr_r): Write high byte of volatile MEM first.
5231 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5233 * cselib.c (reg_values, reg_values_size): Make them static.
5235 * cse.c (cse_reg_info_table): Make it static.
5237 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5239 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5241 * cse.c (find_best_addr): Use canon_for_address.
5243 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5245 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5246 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5247 SUBREG and MEM, respectively.
5249 * fold-const.c (fold_binary): Use code instead of t.
5251 * fold-const.c (optimize_minmax_comparison): Take decomposed
5252 arguments code, type, op0, and op1 instead of t.
5253 (fold_binary): Update a call to optimize_minmax_comparison.
5255 * fold-const.c (fold_range_test): Take decomposed arguments
5256 code, type, op0, and op1 instead of t.
5257 (fold_binary): Update a call to fold_range_test.
5259 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5260 decomposed arguments code, type, op0, and op1 instead of t.
5261 (fold_binary): Update a call to fold_range_test.
5263 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5265 * fold-const.c (fold_binary): Avoid directly using the original
5266 expression t as much as possible.
5268 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5270 * c-semantics.c (build_stmt): Use TYPE_P instead of
5271 IS_NON_TYPE_CODE_CLASS.
5272 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5273 (NON_TYPE_CHECK): Use TYPE_P instead of
5274 IS_NON_TYPE_CODE_CLASS.
5276 * fold-const.c (fold): Remove handling of binary expressions.
5278 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5280 * doc/c-tree.texi: Wrap comments in @r{}.
5281 * doc/cpp.texi: Likewise.
5282 * doc/cppinternals.texi: Likewise.
5283 * doc/extend.texi: Likewise.
5284 * doc/md.texi: Likewise.
5285 * doc/objc.texi: Likewise.
5286 * doc/sourcebuild.texi: Likewise.
5287 * doc/tm.texi: Likewise.
5290 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5292 * predict.c (apply_return_prediction): Standardize PHI chain
5294 * tree-ssa.c (ssa_redirect_edge): Likewise.
5296 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5297 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5300 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5301 * tree-flow.h: Adjust the prototype for remove_phi_node.
5302 * lambda-code.c (perfect_nestify): Adjust a call to
5305 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5306 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5308 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5309 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5310 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5311 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5313 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5314 of GEN_INT (trunc_int_for_mode (...)).
5315 * loop-iv.c (iv_number_of_iterations): Likewise.
5316 * postreload.c (reload_cse_move2add): Likewise.
5317 * simplify-rtx.c (simplify_const_unary_operation,
5318 simplify_const_binary_operation): Likewise.
5319 * stor-layout.c (get_mode_bounds): Likewise.
5321 * fold-const.c (fold_binary): New.
5322 (fold): Call fold_binary on binary expressions.
5324 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5326 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5327 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5328 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5329 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5330 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5332 2005-03-04 Devang Patel <dpatel@apple.com>
5334 PR tree-optimization/18815
5335 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5336 loops with zero exit edges.
5338 2005-03-04 Devang Patel <dpatel@apple.com>
5340 * doc/invoke.texi: Remove reference to webpage that does not exist.
5342 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5343 Joseph S. Myers <joseph@codesourcery.com>
5346 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5347 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5348 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5349 * pa.c (get_plabel): Change argument to symbol_ref. Call
5350 maybe_get_identifier instead of get_identifier.
5351 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5352 (struct deferred_plabel): Replace name field with symbol field.
5353 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5354 ASM_OUTPUT_EXTERNAL_REAL is defined.
5355 (output_global_address): Use output_addr_const for output of all
5357 (output_deferred_plabels): Use symbol_ref instead of name for address
5359 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5360 ASM_OUTPUT_SYMBOL_REF): New macros.
5361 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5363 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5366 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5368 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5369 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5371 2005-03-04 Jeff Law <law@redhat.com>
5373 * basic-block.h (rediscover_loops_after_threading): Declare.
5374 * tree-ssa-dom.c: Include cfgloop.h.
5375 (tree_ssa_dominator_optimize): Discover loops and some basic
5376 properties. Remove forwarder blocks recreated by loop header
5377 canonicalization. Also mark backedges in the CFG.
5378 * tree-ssa-threadupdate.c: Include cfgloop.h
5379 (rediscover_loops_after_threading): Define.
5380 (struct local_info): New field, JUMP_THREADED.
5381 (prune_undesirable_thread_requests): New function.
5382 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5383 then record that fact for the callers of redirct_edges.
5384 (thread_block): If BB has incoming backedges, then call
5385 prune_undesirable_thraed_requests. Note when we are
5386 going to have to rediscover loop information. Return a
5387 boolean indicating if any jumps were threaded.
5388 (thread_through_all_blocks): Bubble up boolean indicating
5389 if any jumps were threaded.
5390 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5391 (tree-ssa-threadupdate.o): Similarly.
5393 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5395 * fold-const.c (fold_ternary): Unroll the "for" loop to
5398 2005-03-04 Andrew Haley <aph@redhat.com>
5400 * unwind-dw2-fde-glibc.c (struct
5401 unw_eh_callback_data.check_cache): New field.
5402 (frame_hdr_cache): New.
5403 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5404 Cache frame header info.
5406 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5408 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5409 (print_c_condition): Declare.
5410 * read-rtl.c (ptr_loc): New structure.
5411 (ptr_locs, ptr_loc_obstack, joined_conditions)
5412 (joined_conditions_obstack): New variables.
5413 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5414 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5415 (join_c_conditions, print_c_condition): New functions.
5416 (apply_macro_to_string): Associate the new string with the same
5417 source location as the old one.
5418 (add_condition_to_string): Use join_c_conditions.
5419 (read_string): Use set_rtx_ptr_loc to record a filename and line
5420 number for the string.
5421 (read_rtx): Initialize the new variables above.
5422 * genattrtab.c (write_test_expr, write_attr_value): Use
5424 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5425 comment above the GCC_VERSION check.
5426 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5427 Inline the definition of MAYBE_EVAL.
5428 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5429 * genoutput.c (process_template): Likewise.
5430 * genpreds.c (write_predicate_subfunction): Likewise.
5431 (write_predicate_expr): Use print_c_condition.
5432 * genrecog.c (write_cond): Likewise.
5433 * gensupport.c (process_rtx): Use join_c_conditions to join the
5434 conditions of a define_insn_and_split. Record a source location
5435 for the string after the "&&".
5436 (alter_test_for_insn): Use join_c_conditions.
5438 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5441 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5442 PR tree-optimization/15784
5443 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5446 2005-03-04 Ben Elliston <bje@au.ibm.com>
5448 * gcc.c (option_map): Add --coverage.
5449 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5450 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5451 * config/darwin.h: Pass -lgcov for `coverage'.
5452 * doc/invoke.texi (Debugging Options): Document --coverage.
5454 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5456 * gcse.c (bypass_block): Use find_edge wherever possible.
5458 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5462 * c-opts.c (c_common_parse_file): Call start_source_file
5463 and end_source_file at the approriate times.
5465 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5466 the main file, it will be done for us now.
5468 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5470 * fold-const.c (fold_ternary): New.
5471 (fold): Call fold_ternary on ternary expressions. Remove
5472 handling of ternary expressions.
5474 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5476 PR tree-optimization/15784
5477 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5480 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5482 * config/rs6000/predicates.md (branch_comparison_operator):
5483 Convert from C block to conditional format.
5485 2005-03-03 Jan Hubicka <jh@suse.cz>
5487 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5488 and non-constant public variables.
5490 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5492 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5495 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5498 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5499 calls to release_ssa_name and release_phi_node.
5501 * fold-const.c (fold): Remove handling of unary expressions.
5503 * fold-const.c (fold_unary): Avoid directly using the original
5504 expression t as much as possible.
5506 2005-03-03 Roger Sayle <roger@eyesopen.com>
5507 Andrew Pinski <pinskia@physics.uc.edu>
5509 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5510 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5512 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5514 Describe special registers SRP and MOF as allocatable registers.
5515 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5516 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5517 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5518 TARGET_HAS_MUL_INSNS.
5519 (cris_print_operand) <case 'd'>: New case.
5520 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5521 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5523 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5524 (REG_ALLOC_ORDER): Update for MOF.
5525 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5527 (GENERAL_REGS): No longer a define of ALL_REGS.
5528 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5529 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5531 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5532 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5533 (SECONDARY_RELOAD_CLASS): Define.
5534 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5535 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5536 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5537 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5538 (REGISTER_MOVE_COST): Define.
5539 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5540 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5541 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5542 (CRIS_MOF_REGNUM): New define_constants.
5543 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5545 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5547 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5548 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5549 Adjust for MOF being properly described as a register.
5550 (indir_to_reg_split): Name this split. Conditionalize on the
5551 destination register being a general register.
5552 (movei): Conditionalize on on operands 0 and 1 having the same
5555 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5558 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5559 -mcpu to override any other explicitly given flags.
5561 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5563 * recog.c (verify_changes, confirm_change_group): New functions,
5564 broken out of apply_change_group.
5565 (apply_change_group): Use them.
5566 * recog.h (verify_change, confirm_change_group): Declare.
5567 * rtl.h (redirect_jump_2): Declare.
5568 * jump.c (redirect_exp, invert_exp): Delete.
5569 (invert_exp_1): Take second parameter. Return value. Changed caller.
5570 (redirect_jump_2): New function, broken out of redirect_jump.
5571 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5572 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5573 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5575 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5577 * varasm.c (named_section): Use xstrdup rather than doing it by
5580 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5582 2005-03-02 Devang Patel <dpatel@apple.com>
5584 Undo PR tree-optimization/18815 fix.
5586 2005-03-02 Devang Patel <dpatel@apple.com>
5588 PR tree-optimization/18815
5589 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5590 loops with zero exit edges.
5592 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5594 * cfg.c (connect_src, connect_dest, disconnect_src,
5595 disconnct_dest): New.
5596 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5597 redirect_edge_pred): Use the new functions.
5599 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5600 free_dominance_info only when needed.
5602 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5605 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5606 (reg_or_sub_cint64_operand): Same.
5608 2005-03-02 Jeff Law <law@redhat.com>
5610 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5611 CFG_ALTERED in the main DOM iteration loop.
5613 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5616 * varasm.c (initializer_constant_valid_p): Allow conversions
5617 between OFFSET_TYPEs. Tidy.
5619 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5621 * config/cris/cris.md ("return"): Remove epilogue delay list
5624 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5626 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5628 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5630 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5632 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5633 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5634 config/m68k/m68k.c, config/mips/mips.h,
5635 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5636 doc/include/gcc-common.texi: Update copyright.
5638 PR middle-end/18029 and PR middle-end/18030
5639 * expr.c (optimize_bitfield_assignment_op): Add a special case
5640 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5642 * fold-const.c (fold_unary): New.
5643 (fold): Call fold_unary on unary expressions.
5645 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5647 * cgraph.h (struct cgraph_edge): Add prev_caller and
5649 (cgraph_node_remove_callees): Export.
5650 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5652 (cgraph_edge_remove_callee): New function.
5653 (cgraph_edge_remove_caller): Likewise.
5654 (cgraph_remove_edge): Use.
5655 (cgraph_redirect_edge_callee): Likewise.
5656 (cgraph_node_remove_callees): New function.
5657 (cgraph_node_remove_callers): Likewise.
5658 (cgraph_remove_node): Use.
5659 * tree-optimize.c (tree_rest_of_compilation): Use
5660 cgraph_node_remove_callees instead of manual loop.
5661 * cgraphunit.c (cgraph_finalize_function): Likewise.
5662 (cgraph_expand_function): Likewise.
5663 (cgraph_remove_unreachable_nodes): Likewise.
5665 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5668 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5670 * c-decl.c (undeclared_variable): Take location as argument.
5671 * c-typeck.c (build_external_ref): Likewise.
5672 * c-parser.c (c_parser_postfix_expression): Pass location of
5673 identifier to build_external_ref.
5675 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5677 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5678 CCEQ mode for branch_positive_comparison_operator test.
5679 * config/rs6000/predicates (branch_comparison_operator): Revert to
5681 (scc_comparison_operator): Same.
5682 (branch_positive_comparison_operator): Same.
5684 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5686 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5687 (cris_delay_slots_for_epilogue): Remove.
5688 (save_last): Move into cris_target_asm_function_epilogue.
5689 (cris_target_asm_function_epilogue): Remove tests for file being
5691 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5692 (cris_delay_slots_for_epilogue): Remove prototypes.
5693 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5694 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5696 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5698 * config/rs6000/predicates.md (branch_comparison_operator): Change
5699 to define_special_predicate.
5700 (scc_comparison_operator): Same.
5701 (branch_positive_comparison_operator): Same.
5703 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5705 * Makefile.in (tree-ssa-sink.o): New.
5706 (OBJS-common): Add tree-ssa-sink.o.
5707 * common.opt: Add -ftree-sink
5708 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5709 * timevar.def (TV_TREE_SINK): new timevar.
5710 * tree-flow.h (is_hidden_global_store): Prototype.
5711 * tree-optimize.c (init_tree_optimization_passes): Add
5713 * tree-pass.h (pass_sink_code): New.
5714 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5715 for non-obvious global store store to is_hidden_global_store, and
5716 call that new function.
5717 * tree-ssa-sink.c: New file.
5718 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5719 * doc/passes.texi: Document forward store motion.
5720 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5721 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5722 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5723 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5725 2005-03-01 Per Bothner <per@bothner.com>
5727 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5728 and we have a non-zero column-number, add it to the message.
5729 Also factor out the diagnostic_kind_text.
5731 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5733 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5734 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5735 flow_loop_scan): Removed.
5736 (flow_loop_dump): Do not dump removed fields.
5737 (flow_loop_free): Do not free removed fields.
5738 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5739 (loop_exit_edge_p): New function.
5740 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5741 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5742 num_exits, exits_doms.
5743 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5744 LOOP_EDGES, LOOP_ALL): Removed.
5745 (flow_loop_scan): Declaration removed.
5746 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5747 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5749 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5750 (if_convert): Call flow_loops_find and flow_loops_free
5751 when calling mark_loop_exit_edges.
5752 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5753 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5754 free_dominance_info calls.
5755 * loop-init.c (flow_loops_find): Ditto.
5756 * passes.c (rest_of_handle_branch_prob): Ditto.
5757 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5758 * loop-unroll.c (analyze_insns_in_loop): Do not use
5760 * predict.c (predict_loops): Do not call flow_loop_scan.
5761 Use get_loop_exit_edges.
5762 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5763 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5764 Do not use EDGE_LOOP_EXIT.
5765 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5766 to bb_with_exit_edge_p.
5767 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5768 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5769 to bb_with_exit_edge_p.
5770 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5772 * tree-loop-linear.c (linear_transform_loops): Do not call
5773 flow_loop_scan. Use loop->single_exit.
5774 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5775 (vect_analyze_loop_form): Do not call flow_loop_scan.
5776 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5778 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5780 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5781 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5782 slpeel_tree_duplicate_loop_to_edge_cfg,
5783 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5784 Use loop_preheader_edge and loop->single_exit. Do not call
5787 2005-03-01 Nick Clifton <nickc@redhat.com>
5789 * config/arm/arm.c (thumb_find_work_register): Check all of the
5790 argument registers to see if they are free, and a couple of
5791 special cases where the last argument register but can be proved
5792 to be available during the function's prologue.
5793 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5794 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5795 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5797 (thumb_compute_save_reg_mask): Likewise. Also use
5798 thumb_find_work_register() to ensure that there is agreement about
5799 which work register is going to be used in the prologue.
5800 (thumb_output_function_prologue): Use unsigned long as the type
5801 for the register bit-mask. Also delay pushing the link register if
5802 other high registers are going to be pushed.
5803 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5804 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5805 redundant prototypes.
5807 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5810 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5811 and after reload in REG+REG indexed addresses without REG_POINTER
5812 set in the base and not set in the index.
5814 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5816 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5817 Don't undefine here.
5818 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5819 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5820 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5821 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5822 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5824 * config.gcc (sh*-*-linux*): Use config/linux.h.
5826 2005-02-28 Dale Johannesen <dalej@apple.com>
5827 Stan Shebs <shebs@apple.com>
5829 Rewrite of 64-bit Darwin structure-by-value pass/return.
5830 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5831 intoffset, use_stack, named.
5832 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5833 (rs6000_darwin64_record_arg_advance_flush): New.
5834 (rs6000_darwin64_record_arg_advance_recurse): New.
5835 (rs6000_darwin64_record_arg_flush): New.
5836 (rs6000_darwin64_record_arg_recurse): New.
5837 (rs6000_darwin64_record_arg): New.
5838 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5839 (function_arg_boundary): Handle 128-bit aligned structs.
5840 (function_arg_advance): Rewrite darwin64 struct handling.
5841 (function_arg): Call rs6000_darwin64_record_arg.
5842 (function_arg_partial_nregs): Handle darwin64 structs.
5843 (rs6000_darwin64_function_value): Remove.
5844 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5846 2005-02-28 Roger Sayle <roger@eyesopen.com>
5848 PR tree-optimization/20216
5849 * tree-chrec.c (tree_fold_factorial): Delete.
5850 (tree_fold_binomial): Change argument list to take a return type
5851 and change the type of K to unsigned int. Rewrite to avoid explicit
5852 evaluation of factorials, and (recursively) calling fold to perform
5853 compile-time arithmetic. Return NULL on (internal) overflow.
5854 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5855 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5856 if any intermediate calculation overflows.
5857 (chrec_apply): Update call to chrec_evaluate.
5859 2005-02-28 James E Wilson <wilson@specifixinc.com>
5861 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5863 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5866 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5867 instead of NULL_TREE on error.
5869 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5871 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5872 (EASY_VECTOR_15_ADD_SELF): Remove.
5873 (num_insns_constant_wide): Not static.
5874 (validate_condition_mode): Not static.
5875 (toc_relative_expr_p): Not static.
5876 (legitimate_indirect_address_p): Not static.
5877 (macho_lo_sum_memory_operand): Not static.
5878 (invalid_e500_subreg): Not static.
5879 (easy_vector_same): Not static.
5880 (easy_vector_splat_const): Not static.
5881 (RS6000_SYMBOL_REF_TLS_P): Remove.
5882 (any_operand): Delete.
5883 (any_parallel_operand): Delete.
5884 (count_register_operand): Delete.
5885 (altivec_register_operand): Delete.
5886 (xer_operand): Delete.
5887 (s8bit_cint_operand): Delete.
5888 (short_cint_operand): Delete.
5889 (u_short_cint_operand): Delete.
5890 (non_short_cint_operand): Delete.
5891 (exact_log2_cint_operand): Delete.
5892 (gpc_reg_operand): Delete.
5893 (cc_reg_operand): Delete.
5894 (cc_reg_not_cr0_operand): Delete.
5895 (reg_or_short_operand): Delete.
5896 (reg_or_neg_short_operand): Delete.
5897 (reg_or_aligned_short_operand): Delete.
5898 (reg_or_u_short_operand): Delete.
5899 (reg_or_cint_operand): Delete.
5900 (reg_or_arith_cint_operand): Delete.
5901 (reg_or_add_cint64_operand): Delete.
5902 (reg_or_sub_cint64_operand): Delete.
5903 (reg_or_logical_cint_operand): Delete.
5904 (got_operand): Delete.
5905 (got_no_const_operand): Delete.
5906 (easy_fp_constant): Delete.
5907 (easy_vector_constant): Delete.
5908 (easy_vector_constant_add_self): Delete.
5909 (zero_constant): Delete.
5910 (zero_fp_constant): Delete.
5911 (volatile_mem_operand): Delete.
5912 (offsettable_mem_operand): Delete.
5913 (mem_or_easy_const_operand): Delete.
5914 (add_operand): Delete.
5915 (non_add_cint_operand): Delete.
5916 (logical_operand): Delete.
5917 (non_logical_cint_operand): Delete.
5918 (mask_operand): Delete.
5919 (mask_operand_wrap): Delete.
5920 (mask64_operand): Delete.
5921 (mask64_2_operand): Delete.
5922 (and64_operand): Delete.
5923 (and64_2_operand): Delete.
5924 (and_operand): Delete.
5925 (reg_or_mem_operand): Delete.
5926 (lwa_operand): Delete.
5927 (symbol_ref_operand): Delete.
5928 (call_operand): Delete.
5929 (current_file_function_operand): Delete.
5930 (input_operand): Delete.
5931 (rs6000_nonimmediate_operand): Delete.
5932 (rs6000_tls_symbol_ref): Delete.
5933 (save_world_operation): Delete.
5934 (restore_world_operation): Delete.
5935 (load_multiple_operation): Delete.
5936 (store_multiple_operation): Delete.
5937 (vrsave_operation): Delete.
5938 (mfcr_operation): Delete.
5939 (mtcrf_operation): Delete.
5940 (lmw_operation): Delete.
5941 (stmw_operation): Delete.
5942 (branch_comparison_operator): Delete.
5943 (branch_positive_comparison_operator): Delete.
5944 (scc_comparison_operator): Delete.
5945 (trap_comparison_operator): Delete.
5946 (boolean_operator): Delete.
5947 (boolean_or_operator): Delete.
5948 (min_max_operator): Delete.
5949 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5950 (EASY_VECTOR_15): Moved to here.
5951 (EASY_VECTOR_15_ADD_SELF): Move to here.
5952 (PREDICATE_CODES): Delete.
5953 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5954 Declare functions no longer static.
5955 * config/rs6000/predicates.md: New.
5956 * config/rs6000/rs6000.md: Include predicates.md
5958 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5960 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5961 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5963 * cfgrtl.c (need_fake_edge_p): Likewise.
5964 * combine.c (distribute_notes): Likewise.
5965 * emit-rtl.c (try_split): Likewise.
5966 * recog.c (peephole2_opimize): Likewise.
5967 * reg-notes.def (ALWAYS_RETURN): Remove.
5968 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5969 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5970 * tree.h (ECF_ALWAYS_RETURN): Remove.
5972 2005-02-28 Roger Sayle <roger@eyesopen.com>
5975 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5976 between different machine modes is never a "useless" conversion.
5978 2005-02-28 Geert Bosch <bosch@gnat.com>
5981 * doc/contrib.texi: List contributors for Ada front end
5983 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5985 * simplify-rtx.c (simplify_unary_operation_1,
5986 simplify_const_unary_operation): New, extracted from...
5987 (simplify_unary_operation): ... this one.
5988 (simplify_binary_operation_1,
5989 simplify_const_binary_operation): New, extracted from...
5990 (simplify_binary_operation): ... this one.
5991 * rtl.h (simplify_const_unary_operation,
5992 simplify_const_binary_operation): Add prototypes.
5994 2005-02-28 Julian Brown <julian@codesourcery.com>
5996 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5997 building libjava and caused PR regression/20228.
5999 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6002 * Makefile.in (host_subdir): New.
6003 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6004 * configure: Regenerate.
6006 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6008 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6009 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6010 installation directory first.
6012 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6015 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6016 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6017 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6018 * config/cris/cris.md: Tweak comments referring to Q.
6019 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6020 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6021 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6022 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6023 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6024 Insert spaces in constraints to align alternatives vertically for
6026 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6029 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6031 PR rtl-optimization/17728
6032 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6033 operand 0 from general_operand to move_dest_operand.
6035 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6037 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6038 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6039 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6040 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6042 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6044 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6045 * configure: Regenerate.
6046 * libada-mk.in: Remove CC; rename
6047 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6049 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6052 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6053 for the lhs, also walk over the tree. Likewise for rhs.
6055 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6057 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6058 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6059 Do not propagate value of iv before increment over the increment.
6061 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6063 * c-parser.c: New file.
6064 * c-parse.in: Remove.
6065 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6067 (c-parser.o): Add dependencies.
6068 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6069 maintainer-clean, TAGS): Update.
6070 * c-config-lang.in (gtfiles): Update.
6071 * gengtype-lex.l: Don't handle "@@".
6072 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6073 objc_build_synchronized, objc_begin_try_stmt,
6074 objc_begin_catch_clause, objc_finish_catch_clause,
6075 objc_build_finally_clause, objc_finish_try_stmt): New.
6076 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6078 (c_parse_init): Update comment.
6079 * c-decl.c (c_init_decl_processing): Update comment.
6080 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6081 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6082 new c_declspecs members.
6084 2005-02-25 Julian Brown <julian@codesourcery.com>
6086 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6087 from being used for symbols with vague linkage when
6088 HAVE_GAS_COMDAT_GROUP is true.
6090 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6092 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6094 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6097 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6098 (LIBGCC2_HAS_DF_MODE): New.
6099 (LIBGCC2_HAS_XF_MODE): New.
6100 (LIBGCC2_HAS_TF_MODE): New.
6101 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6102 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6103 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6104 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6105 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6106 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6107 and add _fixtfdi, _fixunstfdi, _floatditf
6108 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6109 L_fixunstfdi, L_floatditf.
6110 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6111 (LIBGCC2_HAS_TF_MODE): Define.
6113 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6115 PR tree-optimization/20204
6116 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6117 REWRITE_THIS_STMT markers on PHI nodes.
6118 (rewrite_initialize_block): Likewise.
6120 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6122 * version.c (version_string): Update to 4.1.
6124 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6126 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6127 Clarify that the alternative way doesn't work in GNU C++.
6129 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6131 PR tree-optimization/19937
6132 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6133 to the type of the induction variable.
6135 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6137 PR rtl-optimization/20117
6138 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6139 the block including noncopyable insn.
6141 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6143 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6144 calls to find_reg_note.
6146 2005-02-24 Richard Henderson <rth@redhat.com>
6149 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6152 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6154 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6155 vector types if to use base reg for misaligned non-word ld/std.
6157 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6160 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6161 dwarf2 label manually and put it after, not before the prologue.
6163 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6166 * reload.c (operands_match_p): Only increment register number for
6167 SCALAR_INT_MODE_P modes in multiple hard registers.
6169 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6172 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6174 * ChangeLog.5: Fix log message typo(s).
6175 * ChangeLog.7: Likewise.
6176 * ChangeLog.tree-ssa: Likewise.
6177 * cfgexpand.c: Fix comment typo(s).
6178 * conflict.c: Likewise.
6179 * defaults.h: Likewise.
6180 * dwarf2out.c: Likewise.
6182 * ggc-page.c: Likewise.
6183 * tree-eh.c: Likewise.
6184 * tree-ssa-dom.c: Likewise.
6186 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6189 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6190 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6191 if SHARED is defined.
6194 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6195 allow splitting only if operands 0 and 3 don't overlap.
6197 2005-02-24 Richard Henderson <rth@redhat.com>
6200 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6201 (fold_builtin_1): Call them.
6202 * fold-const.c (fold_complex_mult_parts): Split out from ...
6203 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6204 (fold_complex_div_parts, fold_complex_div): New.
6206 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6208 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6210 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6211 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6213 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6214 (print_node): Likewise.
6215 Print TYPE_SIZES_GIMPLIFIED.
6217 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6219 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6220 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6221 operands as commutative in constraints.
6223 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6225 * tree-into-ssa.c: Re-organize internal functions.
6227 2005-02-24 Richard Henderson <rth@redhat.com>
6230 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6232 * common.opt (fcx-limited-range): New.
6233 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6234 * toplev.c (flag_complex_method): Initialize to 1.
6235 (process_options): Set flag_complex_method to 0 if
6236 flag_cx_limited_range.
6237 * doc/invoke.texi (-fcx-limited-range): New.
6239 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6241 * cse.c (delete_trivially_dead_insns): Speed up by using
6242 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6245 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6247 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6248 functions when -mid-shared-library is being used.
6250 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6252 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6253 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6254 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6255 * system.h: Poison LINK_LIBGCC_SPECIAL.
6257 2005-02-23 James E Wilson <wilson@specifixinc.com>
6259 * gengtype.c (note_insn_name): Make 1 element larger.
6261 2005-02-23 Roger Sayle <roger@eyesopen.com>
6264 PR rtl-optimization/20097
6265 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6266 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6268 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6270 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6271 * t-aix52 (SHLIB_INSTALL): Same.
6273 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6275 * genpreds.c: Update copyright.
6277 2005-02-23 Michael Beach <michaelb@ieee.org>
6280 * config/sparc/t-elf (startup files): Assemble with CPP.
6282 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6284 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6285 (write_predicate_expr): Likewise.
6287 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6289 PR tree-optimization/20100
6290 PR tree-optimization/20115
6291 * tree-optimize.c (init_tree_optimization_passes): Remove
6292 pass_maybe_create_global_var.
6293 * tree-pass.h (pass_maybe_create_global_var): Remove.
6294 * tree-ssa-alias.c (aliases_computed_p): Declare.
6295 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6296 (count_calls_and_maybe_create_global_var): Remove.
6297 (pass_maybe_create_global_var): Remove.
6298 (init_alias_info): Do not declare aliases_computed_p.
6299 (maybe_create_global_var): If the function contains no
6300 call-clobbered variables and a mix of pure/const and regular
6301 function calls, create .GLOBAL_VAR.
6302 Mark all call-clobbered variables for renaming.
6303 (merge_pointed_to_info): Update comment.
6304 (add_pointed_to_var): Likewise.
6305 (is_escape_site): Likewise.
6306 Accept struct alias_info * instead of size_t *.
6308 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6310 * tree-ssa-operands.c (get_call_expr_operands): If
6311 ALIASES_COMPUTED_P is false, do not add call-clobbering
6313 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6314 (delete_tree_ssa): Likewise.
6316 2005-02-22 James E Wilson <wilson@specifixinc.com>
6318 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6319 (do_compile): Do call it here.
6321 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6323 PR rtl-optimization/20017.
6324 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6325 rest_of_handle_cse2, rest_of_handle_gcse): Call
6326 delete_dead_jumptables immediately before calling cleanup_cfg.
6328 2005-02-22 Devang Patel <dpatel@apple.com>
6331 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6334 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6336 * config/rs6000/aix.h (WINT_TYPE): Define.
6338 2005-02-22 Stan Shebs <shebs@apple.com>
6340 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6341 natural alignment for 64-bit Darwin.
6342 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6344 * doc/invoke.texi: Document this.
6346 2005-02-22 DJ Delorie <dj@redhat.com>
6348 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6349 to make_[un]signed_type, not the mode itself.
6351 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6353 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6354 not available. Use tail calls wherever possible.
6355 (make_edge): Call unchecked_make_edge to create an edge.
6357 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6358 (coalesce_ssa_name): Don't check for
6359 SSANORM_USE_COALESCE_LIST.
6360 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6362 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6364 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6365 (rewrite_into_ssa): ... here.
6367 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6369 PR tree-optimization/19786
6370 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6371 tag to another's may-alias bitmap when adding to the other's list.
6373 2005-02-21 DJ Delorie <dj@redhat.com>
6375 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6376 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6377 registers in unsupported ways.
6378 * expmed.c (init_expmed): Likewise.
6380 2005-02-21 Stan Cox <scox@redhat.com>
6382 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6384 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6386 * tree-cfg.c (fold_cond_expr_cond): New.
6387 (make_edges): Call fold_cond_expr_cond.
6388 (find_taken_edge): Accept nothing but INTEGER_CST.
6389 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6391 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6393 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6394 that do not belong to any basic block.
6396 2005-02-21 Jeff Law <law@redhat.com>
6398 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6401 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6403 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6404 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6405 Adjust their definitions.
6406 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6407 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6409 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6410 genautomata.c, langhooks.c, langhooks.h, system.h,
6411 config/arm/lib1funcs.asm: Update copyright.
6413 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6415 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6417 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6420 * doc/install.texi: Document --with-gc.
6422 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6424 * simplify-rtx.c (simplify_unary_operation): Add a missing
6427 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6429 PR tree-optimization/18663
6430 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6431 if the type has variable bounds.
6433 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6435 * gcse.c: Remove an obsolete comment.
6437 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6439 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6441 * doc/extend.texi (Function Attributes) <Attribute const>: The
6442 attribute "pure" is below this text, not above.
6444 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6446 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6447 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6448 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6450 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6453 * langhooks.h (struct lang_hooks): Add to_target_charset.
6454 * langhooks.c (lhd_to_target_charset): New function.
6455 * langhooks-def.h: Declare lhd_to_target_charset.
6456 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6457 (LANG_HOOKS_INITIALIZER): Update.
6458 * c-common.c (c_common_to_target_charset): New function.
6459 * c-common.h: Declare it.
6460 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6461 c_common_to_target_charset.
6463 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6464 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6466 * system.h: Poison them.
6467 * doc/tm.texi: Don't discuss them.
6468 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6469 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6470 (pp_c_char): Do not attempt to generate letter escapes for
6472 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6473 * config/mips/mips.c (mips_output_ascii): Likewise.
6475 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6477 PR tree-optimization/19951
6478 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6481 2005-02-19 Steven Bosscher <stevenb@suse.de>
6484 * function.h (struct function): New field `max_loop_depth'.
6485 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6486 (flow_loops_find): Reset the max loop depth count before finding loops.
6487 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6488 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6489 (calculate_global_regs_live): Make sure the loop will terminate
6490 when the initial sets are not empty.
6492 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6494 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6496 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6498 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6501 * doc/invoke.texi: Remove documentation of %M spec.
6503 (init_spec): Remove %M suffix from -lgcc_s.
6504 (do_spec_1): Remove 'M' case.
6505 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6506 to put shared libraries in the multilib directory. Remove the
6507 shlib_so_soname substitution variable. Don't add a multilib encoding
6508 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6509 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6510 SHLIB_INSTALL as well as SHLIB_LINK.
6511 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6512 (SHLIB_NAME): Delete.
6513 (SHLIB_DIR): New macro.
6514 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6515 (SHLIB_INSTALL): Adjust accordingly.
6516 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6517 * config/t-slibgcc-sld: Likewise.
6518 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6519 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6520 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6522 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6523 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6524 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6525 Use @shlib_base_name@ instead of @shlib_so_name@.
6526 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6527 and @shlib_base_name@.so in @multilib_dir@.
6528 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6529 to the install path.
6530 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6531 (SHLIB_LINK): Remove previous workaround.
6532 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6533 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6534 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6536 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6537 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6538 (SHLIB_INSTALL): Adjust accordingly.
6539 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6540 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6541 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6542 config/t-slibgcc-elf-ver.
6544 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6545 Jakub Jelinek <jakub@redhat.com>
6547 PR tree-optimization/19828
6548 * tree-ssa-loop-im.c: Add a TODO comment.
6549 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6550 without side-effects.
6552 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6554 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6557 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6559 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6560 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6561 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6563 (ia64_reorg): Delete fixup_errata call.
6564 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6565 (TARGET_SWITCHES): Delete -mb-step entry.
6567 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6570 * c-typeck.c (composite_type): Handle quals in transparent unions.
6571 (type_lists_compatible_p): Likewise.
6573 2005-02-18 Stan Shebs <shebs@apple.com>
6575 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6576 expressions in the .literal8 section.
6578 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6580 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6582 2005-02-18 Roger Sayle <roger@eyesopen.com>
6584 * fold-const.c (constant_boolean_node): Always create values of the
6585 specified type, don't bother calling truthvalue_conversion.
6587 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6589 * except.c (output_function_exception_table): Call
6590 assemble_external_libcall (eh_personality_libfunc).
6592 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6595 * config/ia64/ia64.h (struct machine_function): Add state_num.
6596 * config/ia64/ia64.c (process_epilogue,
6597 process_for_unwind_directive): Use new unwind state numbers each
6598 time rather than state 1.
6600 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6603 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6604 before the "*llgt_didi" pattern.
6606 2005-02-18 Jason Merrill <jason@redhat.com>
6608 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6610 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6612 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6613 (div0): Use it in place of ARM_FUNC_ALIAS.
6614 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6616 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6619 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6620 access, the lower bound of the array type if it exists.
6622 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6625 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6626 cases that are out-of-range for the index type.
6628 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6630 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6631 (estimate_case_costs): Don't call convert.
6632 * expmed.c (expand_shift): Likewise.
6633 (make_tree): Call fold_convert instead of convert.
6635 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6638 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6639 that ref to be marked MEM_READONLY_P doesn't have base that needs
6642 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6644 * genautomata.c (output_get_cpu_unit_code_func,
6645 output_cpu_unit_reservation_p): Don't generate old-style function
6648 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6651 PR tree-optimization/20009
6652 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6654 PR tree-optimization/18947
6655 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6656 inline, remove all nodes that are inlined into the extern inline
6659 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6661 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6662 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6663 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6664 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6667 2005-02-17 Roger Sayle <roger@eyesopen.com>
6669 PR tree-optimization/19917
6670 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6671 to be potentially trapping.
6673 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6675 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6677 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6679 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6680 tem becomes a local variable which is set to the value of the
6681 back end defined INITIAL_FRAME_ADDRESS macro.
6682 (expand_builtin_frame_address): Omit the base parameter to
6683 expand_builtin_return_addr.
6684 (expand_builtin_profile_func): Likewise.
6685 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6686 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6687 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6689 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6691 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6692 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6693 * config/frv/frv.c (frv_function_epilogue): Likewise.
6695 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6697 * lambda-code (perfect_nestify): Remove mark/unmark
6699 * tree-loop-linear.c (linear_transform_loops): Add
6700 rewrite_into_ssa call so that ssa is correct for
6701 rewriting into loop closed.
6703 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6705 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6706 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6708 * bt-load.c (btr_def_live_range, combine_btr_defs,
6709 migrate_btr_def, migrate_btr_defs): Likewise.
6710 * cfgcleanup.c (thread_jump): Likewise.
6711 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6712 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6713 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6714 df_rd_local_compute, df_reg_info_compute): Likewise.
6715 * dominance.c (init_dom_info, free_dom_info): Likewise.
6716 * flow.c (init_propagate_block_info,
6717 free_propagate_block_info): Likewise.
6718 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6719 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6720 modify_reg_pav): Likewise.
6721 * loop-invariant.c (find_defs, find_invariant_insn,
6722 find_invariants, free_inv_motion_data): Likewise.
6723 * predict.c (tree_predict_by_opcode,
6724 estimate_bb_frequencies): Likewise.
6725 * stmt.c (expand_case): Likewise.
6726 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6727 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6728 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6729 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6730 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6731 rewrite_ssa_into_ssa): Likewise.
6732 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6733 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6734 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6735 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6736 * tree-sra.c (tree_sra): Likewise.
6737 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6738 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6739 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6740 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6741 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6742 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6744 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6745 calculate_live_on_entry, calculate_live_on_exit,
6746 build_tree_conflict_graph): Likewise.
6747 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6748 record_important_candidates, set_use_iv_cost, find_depends,
6749 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6750 tree_ssa_iv_optimize_finalize): Likewise.
6751 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6752 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6753 tree_duplicate_loop_to_header_edge): Likewise.
6754 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6755 * tree-ssa.c (verify_flow_insensitive_alias_info,
6756 verify_name_tags, verify_ssa, init_tree_ssa,
6757 delete_tree_ssa): Likewise.
6758 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6759 fini_ssanames): Likewise.
6760 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6762 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6764 * config/rs6000/t-rtems: Completely reworked.
6766 2005-02-17 Ira Rosen <irar@il.ibm.com>
6768 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6770 2005-02-17 Ira Rosen <irar@il.ibm.com>
6772 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6773 POINTER_TYPE_P when checking that type is a pointer.
6774 (vect_get_memtag): Remove.
6775 (vect_address_analysis): Use POINTER_TYPE_P. Call
6776 vect_object_analysis with dummy parameter for memtag.
6777 (vect_object_analysis): Extract memtag (functionality that
6778 used to be in vect_get_memtag and moved here). Fix printings.
6779 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6780 with correct parameters. Remove call to vect_get_memtag.
6782 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6784 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6785 (tree-vectorizer.o): Added missing dependencies.
6787 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6789 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6790 declaration in tree-vectorizer.c, now has an extern declaration in
6792 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6793 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6794 get_vectype_for_scalar_type, vect_is_simple_use,
6795 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6796 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6797 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6798 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6799 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6800 find_loop_location): Likewise.
6802 * tree-vectorizer.c (langhooks.h): #include removed.
6803 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6804 moved to tree-vectorized.h.
6805 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6806 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6807 get_vectype_for_scalar_type, vect_is_simple_use,
6808 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6809 vect_supportable_dr_alignment, new_loop_vec_info,
6810 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6811 vect_set_verbosity_level, find_loop_location): Likewise.
6813 (vect_analyze_loop): Function externalized. Declaration moved to
6814 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6815 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6816 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6817 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6818 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6819 vect_enhance_data_refs_alignment, vect_analyze_operations,
6820 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6821 vect_stmt_relevant_p, vect_get_loop_niters,
6822 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6823 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6824 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6825 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6826 vect_get_memtag): Likewise.
6828 (vectorizable_load): Function externalized. Declaration moved to
6829 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6830 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6831 vect_transform_loop): Likewise.
6832 (vect_transform_stmt): Moved to tree-vect-transform.c.
6833 (vect_align_data_ref, vect_create_destination_var,
6834 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6835 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6836 vect_get_vec_def_for_operand, vect_init_vector,
6837 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6838 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6839 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6840 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6841 vect_do_peeling_for_loop_bound): Likewise.
6843 * tree-vect-analyze.c: New file.
6844 * tree-vect-transform.c: New file.
6846 2005-02-17 Jason Merrill <jason@redhat.com>
6848 PR mudflap/19319, c++/19317
6849 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6852 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6854 * doc/install.texi (Specific): Update link for Darwin-specific
6857 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6859 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6860 constant_boolean_node.
6862 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6865 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6866 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6868 2005-02-16 Richard Henderson <rth@redhat.com>
6871 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6873 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6874 replace uses with Wtype_MAXp1_F.
6875 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6876 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6877 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6878 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6879 and HAVE_TFMODE as appropriate.
6880 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6881 (__floatdisf): Likewise.
6882 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6883 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6884 (Wtype_MAXp1_F): New.
6885 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6886 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6888 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6891 * arm.c (arm_apply_result_size): New function.
6892 * arm.h (APPLY_RESULT_SIZE): Define.
6893 * arm-protos.h (arm_apply_result_size): Add prototype.
6894 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6895 (movxf): New expand.
6896 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6897 (call_value_symbol): Remove predicate for operand 0.
6898 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6899 (untyped_call): Rework to correclty return values for any type.
6900 (untyped_return): New expand.
6901 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6903 2005-02-16 Stan Shebs <shebs@apple.com>
6905 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6906 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6908 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6910 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6911 configure settings on Solaris 7 and later.
6913 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6915 PR tree-optimization/19865
6916 * tree-optimize.c (init_tree_optimization_passes): Run
6917 pass_may_alias after pass_sra.
6919 2005-02-16 Richard Henderson <rth@redhat.com>
6920 Stuart Hastings <stuart@apple.com>
6923 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6924 Do nothing if debug info suppressed for this function.
6925 (dbxout_begin_function): Early exit if debug info suppressed for
6928 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6931 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6933 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6935 PR tree-optimization/19967
6936 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6937 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6938 argument TYPE. Adjust calls to fold_builtin_XXX.
6939 (expand_builtin, fold_builtin_1): Adjust calls to
6941 (fold_builtin_strchr, fold_builtin_strpbrk,
6942 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6943 result to a requested type TYPE.
6945 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6948 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6949 (T)x & (T)cst if (T)cst overflows.
6950 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6951 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6953 2005-02-15 Jeff Law <law@redhat.com>
6955 * gcse.c (blocks_with_calls): New bitmap.
6956 (alloc_gcse_mem): Allocate it.
6957 (free_gcse_mem): Free it.
6958 (clear_modifY_mem_tables): Clear it.
6959 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6960 when we encounter CALL_INSNs.
6961 (compute_transp, case MEM): Handle blocks with calls separate
6962 from blocks without calls. Use bitmap iterators rather than
6965 2005-02-15 Peter O'Gorman <peter@pogma.com>
6968 * mklibgcc.in (vis_hide): Use a temporary object file, not
6971 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6974 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6975 access optimization.
6977 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6978 Alan Modra <amodra@bigpond.net.au>
6981 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6982 (_xlqsub): Rename to __gcc_qsub.
6983 (_xlqmul): Rename to __gcc_qmul.
6984 (_xlqdiv): Rename to __gcc_qdiv.
6985 Provide versioned symbol aliases with old names.
6986 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6987 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6988 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6989 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6990 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6992 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6994 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6995 Fold ~(A - 1) and ~(A + -1) to -A.
6997 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7001 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7002 config/pa/pa-host.c:pa_gt_pch_use_address.
7004 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7006 * tree-vn.c (get_value_handle): Make sure that given an
7007 is_gimple_min_invariant expression, we always return it.
7009 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7011 * passes.c (rest_of_handle_gcse): Fix a comment.
7013 2005-02-15 Jeff Law <law@redhat.com>
7015 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7017 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7018 (canon_list_insert, record_last_mem_set_info): Similarly.
7019 (clear_modify_mem_tables): Similarly.
7021 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7023 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7024 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7025 config/mips/mips.md, config/rs6000/aix.h,
7026 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7028 2005-02-15 Richard Henderson <rth@redhat.com>
7030 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7031 call to be best_edge.
7033 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7035 * basic-block.h: Adjust the prototype for find_basic_blocks.
7036 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7037 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7040 * flow.c (recompute_reg_usage): Remove all arguments.
7041 * passes.c (rest_of_compilation): Adjust the call to
7042 recompute_reg_usage.
7043 * rtl.h: Adjust the prototype for recompute_reg_usage.
7045 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7047 * tree-dump.c (dump_files): Update to reflect new member
7049 (dump_register): Add new argument.
7051 (dump_switch_p_1): Check against glob name if doglob was passed.
7052 (dump_switch_p): Check against regular first, then glob if
7053 we didn't have any hits on the dump name.
7054 * tree-optimize.c (register_one_dump_file):
7055 Pass in glob name as well.
7056 * tree-pass.h (struct dump_file_info): Add glob
7059 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7061 PR preprocessor/16323
7062 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7064 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7067 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7068 (trunctfdf2_internal1): New.
7069 (trunctfdf2_internal2): Renamed from trunctfdf2.
7071 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7073 PR tree-optimization/19853
7074 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7076 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7078 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7079 delete_dead_jumptables and cleanup_cfg.
7081 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7083 * reload.c (find_reloads): Swap address_reloaded flags when
7084 swapping commutative operands.
7086 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7088 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7089 Use standard_iv_increment_position for computing the bsi position
7091 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7094 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7097 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7098 life range of hard registers.
7099 * value-prof.c (insn_prefetch_values_to_profile): Only
7102 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7103 profile in libcalls.
7105 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7107 * bitmap.h (bitmap_and_compl_into): Return bool.
7108 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7110 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7112 PR tree-optimization/19944
7113 * fold-const.c (fold): Re-add ABS_EXPR folding.
7115 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7118 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7119 {TARGET,MASK}_XL_COMPAT.
7120 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7122 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7123 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7125 (rs6000_arg_partial_bytes): Same.
7126 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7127 and XL compatibility enabled.
7128 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7129 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7130 test to final condition.
7131 (cmptf_internal2): New.
7132 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7133 xl-compat. Add TFmode information to description.
7135 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7137 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7139 2005-02-13 Jason Merrill <jason@redhat.com>
7142 * fold-const.c (fold_indirect_ref_1): Split out from...
7143 (build_fold_indirect_ref): Here.
7144 (fold_indirect_ref): New fn.
7145 * tree.h: Declare it.
7146 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7147 (gimplify_modify_expr_rhs): Likewise.
7148 (gimplify_expr): Likewise.
7150 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7152 PR tree-optimization/14303
7153 PR tree-optimization/15784
7154 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7155 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7156 ABS_EXPR<x> != 0 to x != 0.
7158 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7160 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7161 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7162 spelling conventions.
7164 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7165 delete_trivially_dead_insns too many times.
7167 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7170 2005-02-12 Ira Rosen <irar@il.ibm.com>
7172 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7173 (vect_is_simple_iv_evolution): Remove redundant parameter
7175 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7176 without last parameter.
7177 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7178 Return pointer step. Call vect_is_simple_iv_evolution without
7179 last parameter. Check only that the step is multiple of size
7180 type. Remove stmt_vinfo updates.
7181 (vect_get_memtag_and_dr): Remove.
7182 (vect_get_memtag): New function.
7183 (vect_address_analysis): New function.
7184 (vect_object_analysis): New function.
7185 (vect_analyze_data_refs): Call vect_object_analysis and
7186 vect_get_memtag. Update stmt_vinfo fields.
7188 2005-02-12 Ira Rosen <irar@il.ibm.com>
7190 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7191 exist and are objects. Remove checks for pointer.
7192 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7193 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7194 (vect_create_data_ref_ptr): Likewise.
7195 (vect_base_addr_differ_p): New function.
7196 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7197 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7198 Don't set the DR_BASE_NAME field of data-ref.
7199 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7201 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7203 * optabs.h (enum optab_index): Add new OTI_ldexp.
7204 (ldexp_optab): Define corresponding macro.
7205 * optabs.c (init_optabs): Initialize ldexp_optab.
7206 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7208 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7210 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7211 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7213 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7214 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7217 2005-02-12 Ira Rosen <irar@il.ibm.com>
7219 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7221 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7223 (vect_get_base_and_offset): Always return an address.
7224 (vect_create_addr_base_for_vector_ref): Remove treatment for
7225 different data reference types.
7226 (vect_compute_data_ref_alignment): Rename base to base_address in
7227 stmt_vec_info. Get the object in order to force its alignment.
7228 (vect_get_memtag_and_dr): Rename base to base_address in
7229 stmt_vec_info. Extract the object for memtag analysis.
7231 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7233 PR regression/19898.
7234 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7235 changes cc_status, use apply modified_in_p to part of cc_status
7236 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7239 2005-02-11 Richard Henderson <rth@redhat.com>
7241 * tree-complex.c (expand_complex_libcall): New.
7242 (expand_complex_multiplication): Use it for c99 compliance.
7243 (expand_complex_division): Likewise.
7244 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7246 * builtins.c (built_in_names): Remove const.
7247 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7249 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7250 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7251 (built_in_names): Remove const.
7252 * c-common.c (c_common_type_for_mode): Handle complex modes.
7253 * flags.h, toplev.c (flag_complex_method): Rename from
7254 flag_complex_divide_method.
7255 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7256 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7257 * libgcc2.h: Declare them.
7258 * libgcc-std.ver: Export them.
7259 * mklibgcc.in (lib2funcs): Build them.
7261 2005-02-11 Steven Bosscher <stevenb@suse.de>
7263 PR tree-optimization/19876
7264 Partially revert my change from 2005-01-14
7265 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7266 (compute_antic): ...and remove the loop here.
7268 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7271 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7272 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7274 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7275 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7277 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7279 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7280 offsets for the big-endian 32-bit case.
7282 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7284 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7286 2005-02-11 Dale Johannesen <dalej@apple.com>
7288 * cselib.c (cselib_process_insn): Clear out regs where
7289 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7290 * reload.c (find_equiv_reg): Ditto.
7292 2005-02-11 Ian Lance Taylor <ian@airs.com>
7294 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7297 * tree.c (build_function_type_list): Work correctly if there are
7300 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7302 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7303 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7304 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7305 TARGET_ZARCH instead of TARGET_64BIT.
7307 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7309 * config/rs6000/t-rtems:
7310 (MULTILIB_OPTIONS): Remove mcpu=602.
7311 (MUTLILIB_DIRNAMES): Remove m602.
7312 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7313 Let mcpu=602 match mcpu=603.
7314 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7316 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7318 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7321 2005-02-10 David Daney <ddaney@avtrex.com>
7323 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7324 * config/i386/linux-unwind.h: Likewise.
7325 * config/ia64/linux-unwind.h: Likewise.
7326 * config/mips/linux-unwind.h: Likewise.
7327 * config/pa/linux-unwind.h: Likewise.
7328 * config/rs6000/linux-unwind.h: Likewise.
7329 * config/s390/linux-unwind.h: Likewise.
7330 * config/sh/linux-unwind.h: Likewise.
7331 * config/sparc/linux-unwind.h: Likewise.
7333 2005-02-10 Steven Bosscher <stevenb@suse.de>
7335 PR tree-optimization/17549
7336 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7337 TER to replace a DEF with its expression if the DEF and the
7338 rhs of the expression we replace into have the same root
7341 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7343 * config/mips/mips.md: Fix the placement of the match_scratch in the
7346 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7348 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7351 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7353 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7354 (strip_offset): Handle addresses.
7355 (add_address_candidates): Use strip_offset.
7356 (difference_cost): Reflect strip_offset change.
7357 (force_var_cost, difference_cost): Strip nops.
7359 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7361 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7363 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7364 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7365 config/cris/cris-protos.h, config/cris/cris.c: Update
7368 2005-02-10 Jeff Law <law@redhat.com>
7370 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7371 (lookup_avail_expr): Similarly.
7373 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7375 * builtins.c (fold_builtin_powi): New function.
7376 (fold_builtin_1): Call it.
7378 2005-02-10 Steven Bosscher <stevenb@suse.de>
7380 PR documentation/19309
7381 * doc/cpp.texi: The __GNUC__ and related predefined macros
7382 are also defined for the "standalone" cpp.
7383 Some non-GCC compilers may also define __GNUC__.
7385 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7388 * c-typeck.c (common_type): New routine. Old common_type renamed
7390 (c_common_type): ...this.
7391 (build_conditional_expr, build_binary_op): Use c_common_type instead
7394 2005-02-10 Steven Bosscher <stevenb@suse.de>
7396 * doc/md.texi: Replace @samp{length} with @code{length}.
7398 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7400 PR tree-optimization/18687
7401 * tree-flow.h (find_loop_niter): Declare.
7402 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7403 Try using scev even for loops with more than one exit.
7404 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7405 (struct ivopts_data): Added niters field.
7406 (struct nfe_cache_elt): New.
7407 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7409 (tree_ssa_iv_optimize_init): Initialize niters cache.
7410 (determine_number_of_iterations): Removed.
7411 (find_induction_variables): Do not call determine_number_of_iterations.
7412 Access niters for single exit through niter_for_single_dom_exit.
7413 (add_iv_outer_candidates): Access niters for single exit through
7414 niter_for_single_dom_exit.
7415 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7416 number_of_iterations_cond.
7417 (iv_period): New function.
7418 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7419 (may_replace_final_value): Take data argument. Use
7420 niter_for_single_dom_exit.
7421 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7422 (rewrite_use_compare): Pass data to may_eliminate_iv.
7423 (rewrite_use_outer): Pass data to may_replace_final_value.
7424 (free_loop_data): Clean up the niters cache.
7425 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7426 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7427 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7428 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7429 (num_ending_zeros): Moved to tree.c.
7430 * tree.h (num_ending_zeros): Declare.
7431 * tree.c (num_ending_zeros): Moved from tree.c.
7433 2005-02-09 Richard Henderson <rth@redhat.com>
7435 * builtins.c (DEF_BUILTIN): Add COND argument.
7436 * tree.h (DEF_BUILTIN): Likewise.
7437 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7438 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7440 (DEF_BUILTIN_STUB): New.
7441 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7442 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7443 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7444 * c-common.c (DEF_BUILTIN): Add COND argument.
7445 * tree.c (local_define_builtin): New.
7446 (build_common_builtin_nodes): New.
7448 2005-02-09 Roger Sayle <roger@eyesopen.com>
7450 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7451 floating point expression ignoring the sign of the result.
7452 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7453 (fold) <MULT_EXPR>: Use it to simplify x*x.
7454 * tree.h (fold_strip_sign_ops): Prototype here.
7455 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7456 argument. Use fold_strip_sign_ops to simplify the first argument.
7457 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7458 first argument when the second argument is an even integer
7459 constant, but only with -funsafe_math_optimizations.
7460 (fold_builtin_1): Update call to fold_builtin_copysign.
7462 2005-02-09 Ian Lance Taylor <ian@airs.com>
7465 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7466 just check whether EH_FILTER_FAILURE falls through.
7468 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7470 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7471 insns return to ready list in the next turn.
7473 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7476 * builtins.def: New __builtin_powi[lf].
7477 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7478 (expand_builtin_powi): New function.
7479 (expand_builtin): Dispatch to expand_builtin_powi.
7480 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7481 * libgcc2.c: Add __builtin_powi[lf] implementation.
7482 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7483 * optabs.h: Add powi_optab.
7484 * optabs.c (init_optabs): Initialize powi_optab.
7485 * doc/extend.texi: Document __builtin_powi[lf].
7487 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7489 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7492 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7495 * fold-const.c (try_move_mult_to_index): Remove redundant
7496 type argument. Create ADDR_EXPR with correct type.
7497 (fold): Update callers of try_move_mult_to_index. Convert
7498 result to the appropriate type.
7500 2005-02-09 Roger Sayle <roger@eyesopen.com>
7503 * config/avr/avr.c (default_rtx_costs): Delete.
7504 (avr_operand_rtx_cost): New function.
7505 (avr_rtx_costs): Completely rewrite.
7507 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7510 * config/cris/cris.c (in_code): New variable.
7511 (cris_output_addr_const): Now a static function, a wrapper for
7513 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7514 case from old cris_output_addr_const.
7515 (cris_asm_output_label_ref): Similar for LABEL_REF.
7516 (cris_output_addr_const_extra): Similar for UNSPEC.
7517 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7518 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7519 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7521 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7522 (cris_asm_output_label_ref): Declare.
7524 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7526 PR preprocessor/19801
7527 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7528 filenames that changed when libcpp was moved to the toplevel.
7530 2005-02-07 Roger Sayle <roger@eyesopen.com>
7532 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7533 zero extensions of BImode operands. Call lowpart_subreg instead
7534 of gen_lowpart_common and gen_lowpart_SUBREG.
7536 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7539 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7540 * configure.ac: Set cc_for_cross_gnattools.
7541 * configure: Regenerate.
7543 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7546 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7548 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7551 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7552 of nested functions.
7554 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7556 * doc/extend.texi: Document deprecated extensions allowing
7557 static floating-point members to have initializers and allowing
7558 floating-point literals in integral constant expressions.
7560 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7562 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7563 config/darwin7.h, config/mips/mips.c,
7564 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7567 * cse.c: Update comments.
7569 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7572 * builtins.c (fold_builtin_sqrt): Transform
7573 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7576 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7577 Dorit Naishlos <dorit@il.ibm.com>
7579 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7580 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7581 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7583 * tree.h (vect_set_verbosity_level): New extern function declaration
7585 * tree-vectorizer.h (verbosity_levels): New enum type.
7586 * tree-vectorizer.c (vect_debug_stats): Function removed.
7587 (vect_debug_details): Likewise.
7588 (vect_verbosity_level): Global variable was defined and initialized.
7589 (vect_dump): Global variable definition.
7590 (vect_print_dump_info): New function.
7591 (vect_set_dump_settings): New function.
7592 (vect_set_verbosity_level): New function.
7593 (vectorize_loops): Add call to vect_set_dump_settings.
7595 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7596 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7597 (slpeel_tree_peel_loop_to_edge): Likewise.
7599 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7600 appropriate verbosity level instead of call to vect_debug_details
7601 or vect_debug_stats.
7602 (vect_get_base_and_offset):
7603 (vect_create_addr_base_for_vector_ref):
7604 (get_vectype_for_scalar_type):
7605 (vect_create_data_ref_ptr):
7607 (vect_get_vec_def_for_operand):
7608 (vect_finish_stmt_generation):
7609 (vectorizable_assignment):
7610 (vectorizable_operation):
7611 (vectorizable_store):
7612 (vectorizable_load):
7613 (vect_transform_stmt):
7614 (vect_update_ivs_after_vectorizer):
7615 (vect_do_peeling_for_loop_bound):
7616 (vect_update_inits_of_drs):
7617 (vect_do_peeling_for_alignment):
7618 (vect_transform_loop):
7619 (vect_is_simple_use):
7620 (vect_analyze_operations):
7621 (vect_is_simple_iv_evolution):
7622 (vect_analyze_scalar_cycles):
7623 (vect_analyze_data_ref_dependence):
7624 (vect_analyze_data_ref_dependences):
7625 (vect_compute_data_ref_alignment):
7626 (vect_enhance_data_refs_alignment):
7627 (vect_analyze_data_refs_alignment):
7628 (vect_analyze_data_ref_access):
7629 (vect_analyze_data_ref_accesses):
7630 (vect_analyze_pointer_ref_access):
7631 (vect_get_memtag_and_dr):
7632 (vect_analyze_data_refs):
7633 (vect_mark_relevant):
7634 (vect_stmt_relevant_p):
7635 (vect_mark_stmts_to_be_vectorized):
7636 (vect_can_advance_ivs_p):
7637 (vect_get_loop_niters):
7638 (vect_analyze_loop_form):
7639 (vect_analyze_loop):
7640 (vectorize_loops): Likewise.
7642 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7643 (vect_update_inits_of_drs):
7644 (vect_do_peeling_for_alignment):
7645 (vect_transform_loop):
7646 (vect_analyze_operations):
7647 (vect_analyze_scalar_cycles):
7648 (vect_analyze_data_ref_dependences):
7649 (vect_analyze_data_refs_alignment):
7650 (vect_analyze_data_ref_accesses):
7651 (vect_analyze_data_refs):
7652 (vect_mark_stmts_to_be_vectorized):
7653 (vect_get_loop_niters):
7654 (vect_analyze_loop_form):
7655 (vect_analyze_loop): Likewise.
7656 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7658 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7662 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7663 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7664 either -ffast-math or -funsafe-math-optimizations is in use.
7666 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7667 * config/mips/irix-csr.c: New file.
7668 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7669 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7670 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7673 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7675 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7676 redundant, incorrect definitions.
7678 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7680 ("*tls_indirect_call"): New, reference hard regs directly.
7681 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7683 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7685 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7686 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7688 2005-02-06 Roger Sayle <roger@eyesopen.com>
7690 PR rtl-optimization/19800
7691 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7692 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7695 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7697 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7699 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7702 * doc/invoke.texi: Correct documentation of -freorder-functions.
7704 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7707 * doc/invoke.texi: Don't mention gccbug.
7709 2005-02-06 Roger Sayle <roger@eyesopen.com>
7710 Andrew Pinski <pinskia@physics.uc.edu>
7711 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7713 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7714 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7715 into just (zero_extract:SI FOO (const_int 1) BAR).
7717 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7719 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7720 macro locally. Don't give last revision date. Use GCC version
7721 number from gcc-common.texi.
7722 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7723 revision date. Use GCC version number from gcc-common.texi.
7724 Describe being a library as current state rather than as 3.x
7726 * doc/gcc.texi: Remove last update date.
7727 * doc/gccint.texi: Likewise. Update copyright dates.
7728 * doc/install.texi: Update copyright dates.
7730 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7733 * doc/invoke.texi: Mention for each option included in -Wall that
7734 it is included in -Wall.
7735 * doc/gcc.texi: Update copyright and last modification date.
7737 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7739 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7740 unnecessary cast to original induction variable increments.
7742 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7744 PR tree-optimization/18219
7745 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7746 in distributed form.
7748 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7750 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7751 Set bitpos and offset later in the function. Do nothing if the
7752 target is a register and if the bitfield lies completely outside
7754 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7755 here. Return an uninitialised register if the source value is stored
7756 in a register and the bitfield lies completely outside that register.
7758 2005-02-06 Steven Bosscher <stevenb@suse.de>
7760 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7763 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7765 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7767 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7769 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7770 * config/darwin8.h: New.
7771 * config/darwin7.h: Update comment.
7773 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7774 Dorit Naishlos <dorit@il.ibm.com>
7776 * tree-vectorizer.h (LOC): New type.
7777 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7778 (loop_line_number): New field in struct _loop_vec_info.
7779 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7781 * tree-vectorizer.c (input.h): Included.
7782 (find_loop_location): New function.
7783 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7784 loop line number removed.
7785 (vect_debug_details): Likewise.
7786 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7788 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7789 call to vect_debug_details/stats changed from loop to loop_loc.
7790 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7791 (slpeel_tree_peel_loop_to_edge): Likewise.
7793 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7794 changed from NULL to UNKNOWN_LOC.
7795 (vect_get_base_and_offset):
7796 (vect_create_addr_base_for_vector_ref):
7797 (get_vectype_for_scalar_type):
7798 (vect_create_data_ref_ptr):
7800 (vect_get_vec_def_for_operand):
7801 (vect_finish_stmt_generation):
7802 (vectorizable_assignment):
7803 (vectorizable_operation):
7804 (vectorizable_store):
7805 (vectorizable_load):
7806 (vect_transform_stmt):
7807 (vect_update_ivs_after_vectorizer):
7808 (vect_do_peeling_for_loop_bound):
7809 (vect_do_peeling_for_alignment):
7810 (vect_transform_loop):
7811 (vect_is_simple_use):
7812 (vect_analyze_operations):
7813 (vect_is_simple_iv_evolution):
7814 (vect_analyze_scalar_cycles):
7815 (vect_analyze_data_ref_dependences):
7816 (vect_compute_data_ref_alignment):
7817 (vect_enhance_data_refs_alignment):
7818 (vect_analyze_data_ref_access):
7819 (vect_analyze_data_ref_accesses):
7820 (vect_analyze_pointer_ref_access):
7821 (vect_get_memtag_and_dr):
7822 (vect_analyze_data_refs):
7823 (vect_mark_relevant):
7824 (vect_stmt_relevant_p):
7825 (vect_mark_stmts_to_be_vectorized):
7826 (vect_can_advance_ivs_p):
7827 (vect_get_loop_niters):
7828 (vect_analyze_loop):
7829 (vectorize_loops): Likewise.
7831 (vectorizable_load): Argument in call to vect_debug_details/stats
7832 changed from loop to LOOP_LOC (loop_vinfo).
7833 (vect_transform_loop):
7834 (vect_analyze_operations):
7835 (vect_analyze_scalar_cycles):
7836 (vect_analyze_data_ref_dependence):
7837 (vect_enhance_data_refs_alignment):
7838 (vect_analyze_data_ref_accesses):
7839 (vect_analyze_pointer_ref_access):
7840 (vect_analyze_data_refs):
7841 (vect_analyze_loop): Likewise.
7843 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7844 changed from loop to loop_loc.
7846 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7848 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7849 Dorit Naishlos <dorit@il.ibm.com>
7851 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7853 (vect_analyze_data_ref_dependences): Likewise.
7855 (vect_is_simple_use): Argument changed from loop structure to
7856 loop_vect_info structure.
7857 (vect_can_advance_ivs_p): Likewise.
7858 (vect_create_index_for_vector_ref): Likewise.
7859 (vect_update_ivs_after_vectorizer): Likewise.
7860 (new_stmt_vec_info): Likewise.
7862 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7863 changed from loop to loop_vinfo.
7864 (vect_create_data_ref_ptr): First argument in call to
7865 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7866 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7867 was changed from loop to loop_vinfo.
7868 (vectorizable_operation): Likewise.
7869 (vectorizable_store): Likewise.
7870 (vect_mark_stmts_to_be_vectorized): Likewise.
7871 (vect_do_peeling_for_loop_bound): First argument in call to
7872 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7873 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7874 was changed from loop to loop_vinfo.
7875 (vect_analyze_data_ref_dependences): Third argument in call to
7876 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7878 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7879 (vect_create_data_ref_ptr): Likewise.
7880 (vect_init_vector): Likewise.
7881 (vect_get_vec_def_for_operand): Likewise.
7882 (vectorizable_assignment): Likewise.
7883 (vectorizable_operation): Likewise.
7884 (vectorizable_store): Likewise.
7885 (vectorizable_load): Likewise.
7886 (vect_update_ivs_after_vectorizer): Likewise.
7887 (vect_is_simple_use): Likewise.
7888 (vect_analyze_data_ref_dependence): Likewise.
7889 (vect_analyze_pointer_ref_access): Likewise.
7890 (vect_can_advance_ivs_p): Likewise.
7892 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7893 before _stmt_vec_info.
7894 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7895 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7896 (new_stmt_vec_info): Argument changed from loop structure to
7897 loop_vect_info structure
7899 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7900 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7901 (vect_create_addr_base_for_vector_ref): Likewise.
7902 (vect_analyze_pointer_ref_access): Likewise.
7904 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7907 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7908 phi flag if the phi is abnormal.
7910 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7913 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7914 information for the new statement.
7916 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7919 * gcc.c (main): Include the target in -v output.
7921 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7923 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7924 Do not drop the extend if we'd have to add a paradoxical subreg
7925 later. Include optabs.h and insn-codes.h.
7926 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7928 2005-02-02 Roger Sayle <roger@eyesopen.com>
7931 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7932 * fold-const.c (const_binop): Avoid constant folding floating
7933 point operations in modes that use composite representations.
7934 * simplify-rtx.c (simplify_binary_operation): Likewise.
7936 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7938 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7940 (altivec_dstt): Likewise.
7941 (altivec_dstst): Likewise.
7942 (altivec_dststt): Likewise.
7943 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7946 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7948 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7949 EXPR_LOCUS from orig_cond to the new cond_stmt.
7950 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7953 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7955 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7956 standard_iv_increment_position. Remove call to bsi_next
7957 (no need to bump the iterator anymore).
7958 (vect_create_index_for_vector_ref): Call
7959 standard_iv_increment_position. Remove second function argument.
7960 (vect_finish_stmt_generation): Remove call to bsi_next
7961 (no need to bump the iterator anymore).
7962 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7963 to vect_create_index_for_vector_ref.
7965 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7967 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7968 phis are used out of the loop.
7970 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7973 * c-decl.c (undef_nested_function): New variable.
7974 (pop_scope): Diagnose undefined nested functions.
7975 (finish_function): Don't attempt cgraph processing or genericizing
7976 if current top-level function contained an undefined nested
7977 function. Reset undef_nested_function at the end of a top-level
7980 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7982 * tree.c (build_int_cst_type): Take sign of the value into account
7983 when deciding whether sign extend the value.
7985 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7988 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7989 (cpp_options, cc1_options): Change %{std*&ansi} to
7990 %{std*&ansi&trigraphs}.
7992 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7994 * cse.c: Update comments.
7996 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7998 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7999 arguments go on the stack. Do not put complex doubles in odd/even
8002 2005-02-02 Steven Bosscher <stevenb@suse.de>
8004 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8005 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8006 -ftree-pre, and -fthread-jumps.
8008 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8010 PR tree-optimization/19578
8011 * tree-flow.h (modified_noreturn_calls): Declare.
8012 (noreturn_call_p): Declare.
8013 * tree-flow-inline.h (noreturn_call_p): New function.
8014 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8015 * tree-cfg.c (modified_noreturn_calls): New variable.
8016 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8017 that contain a mid-block noreturn call.
8018 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8020 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8022 * df.c (df_def_record_1, df_uses_record): Don't use
8024 * df.h (DF_FOR_REGALLOC): Remove.
8026 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8029 * c-typeck.c (really_start_incremental_init): Reset
8030 constructor_max_index for arrays of incomplete type.
8032 2005-02-02 Jeff Law <law@redhat.com>
8034 * gcse.c (struct reg_set): Store the block index where the register
8035 was set rather than the setting insn.
8036 (record_one_set, compute_transp): Corresponding changes.
8037 (pre_insert_copy_insn): Do not call replace_one_set.
8038 (replace_one_set): Remove.
8040 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8043 * doc/gcov.texi: Fix typo.
8045 2005-02-01 Richard Henderson <rth@redhat.com
8048 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8049 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8051 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8052 * config/i386/i386-protos.h: Update.
8054 2005-02-01 Steven Bosscher <stevenb@suse.de>
8056 PR tree-optimization/19217
8057 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8058 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8059 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8060 that it is walking a PHI node.
8062 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8064 * doc/extend.texi (Nested Functions): Update.
8066 2005-02-01 Richard Henderson <rth@redhat.com>
8069 * optabs.c (expand_copysign_absneg): Export.
8070 * optabs.h (expand_copysign_absneg): Declare.
8071 * config/rs6000/rs6000.md (copysigntf3): New.
8073 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8075 PR tree-optimization/19633
8076 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8077 * tree-ssa-alias.c (init_alias_info): Initialize.
8078 (merge_pointed_to_info): Set.
8079 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8080 (dump_points_to_info_for): Show value of pt_null.
8081 (struct count_ptr_d): Declare.
8082 (find_ptr_dereference): Remove.
8083 (ptr_is_dereferenced_by): Remove.
8084 (count_ptr_derefs): New local function.
8085 (count_uses_and_derefs): New local function.
8086 (compute_points_to_and_addr_escape): Call it. If the number
8087 of dereferences is greater than zero, mark the pointer as
8088 dereferenced. If there are fewer dereferences than uses of
8089 the pointer, the pointer's value escapes.
8091 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8093 PR tree-optimization/19670
8094 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8096 (verify_use): ... set it here, instead.
8098 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8100 * doc/sourcebuild.texi (Test directives): Fix formatting.
8102 * doc/sourcebuild.texi (Test directives): Describe selector
8105 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8107 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8108 specific 64-bit CPUs.
8110 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8113 * arm.c (arm_eliminable_register): New function.
8114 (adjacent_mem_locations): Don't allow eliminable registers. Use
8115 HOST_WIDE_INT for address offsets.
8116 * arm-protos.h (arm_eliminable_register): Add prototype.
8118 2005-02-01 Steven Bosscher <stevenb@suse.de>
8120 PR optimization/15242
8121 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8122 * basic-block.h (duplicate_computed_gotos): Add prototype.
8123 * bb-reorder.c (duplicate_computed_gotos): New function to
8124 duplicate sufficiently small blocks ending in a computed jump.
8125 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8126 if not optimizing for size.
8127 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8128 never do tail merging for blocks ending in a computed jump.
8129 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8131 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8133 Patch from Richard Sandiford <rsandifo@redhat.com>
8134 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8135 from inheriting a subreg equivalence with a non-spill register.
8137 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8139 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8141 * config/frv/frv.c (movcc_fp_destination_operand): New.
8142 (gpr_or_memory_operand): Fix typo in comment.
8143 (gpr_or_memory_operand_with_scratch): New.
8144 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8145 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8146 movcc_fp_destination_operand.
8147 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8148 Legitimize memory addresses using a scratch register.
8150 2005-01-31 Jeff Law <law@redhat.com>
8152 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8153 bitmap a sparse bitmap instead of a simple bitmap.
8154 (mark_def_sites_initialize_block): Corresponding changes.
8155 (ssa_mark_def_sites_initialize_block): Likewise.
8156 (ssa_mark_phi_uses): Likewise.
8157 (mark_def_site, ssa_mark_def_sites): Likewise.
8158 (mark_def_site_blocks): Likewise.
8159 (rewrite_ssa_into_ssa): Likewise.
8161 * tree-ssa-dom.c (record_cond): Pass correct variable type
8162 for last argument to htab_find_slot_with_hash.
8164 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8165 effects when optimizing 0 % X. Do not try to optimize X % 0.
8167 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8169 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8172 2005-02-01 Eric Christopher <echristo@redhat.com>
8174 * config/mips/mips.c (override_options): Warn if -mint64
8176 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8179 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8181 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8183 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8184 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8185 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8186 (cached_regno): Initialize to INVALID_REGNUM.
8187 (cse_reg_info_table_size,
8188 cse_reg_info_table_first_uninitialized,
8189 cse_reg_info_timestamp): New.
8190 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8192 (init_cse_reg_info, get_cse_reg_info_1): New.
8193 (get_cse_reg_info): Cache the last look-up.
8194 (new_basic_block): Update the code to clear mappings from
8195 registers to cse_reg_info entries.
8196 (cse_main): Call init_cse_reg_info.
8198 * cse.c (get_cse_reg_info): Update a comment.
8200 2005-01-31 Steven Bosscher <stevenb@suse.de>
8203 * c-decl.c (start_decl): Do not warn about arrays of elements with
8204 an incomplete type here.
8205 (grokdeclarator): Do it here by making a pedwarn an error.
8206 * c-typeck.c (push_init_level): If there were previous errors with
8207 the constructor type, do not warn about braces for initializers.
8208 (process_init_element): Likewise for excess initializer elements.
8210 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8212 * cse.c (delete_trivially_dead_insn): Don't iterate.
8214 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8216 * config/rs6000/rs6000.md (copysignsf3): New expand.
8217 (copysigndf3): Likewise.
8219 2005-01-31 Steven Bosscher <stevenb@suse.de>
8221 * recog.c (constrain_operands): Only look for earlyclobber operand
8222 conflicts if an '&' constraint was seen.
8224 2005-01-31 Marc Espie <espie@openbsd.org>
8226 * config.gcc: Don't include embedded systems fragment, switches default
8227 debugging format to ELF.
8228 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8229 longer pick it up there.
8231 2005-01-31 Dale Johannesen <dalej@apple.com>
8233 * doc/extend.texi (nested functions): Fix linkage description.
8234 Clarify that static is not allowed.
8236 2005-01-31 Dale Johannesen <dalej@apple.com>
8238 * config/rs6000/darwin.md (movsf_low_di): Make work.
8239 (movdf_low_di): Make work.
8241 2005-01-31 Dale Johannesen <dalej@apple.com>
8243 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8244 Make work for 64 bit.
8246 2005-01-31 Roger Sayle <roger@eyesopen.com>
8247 Dale Johannesen <dalej@apple.com>
8250 * fold-const.c (fold_binary_op_with_conditional_arg):
8251 Make types match original operands, before STRIP_NOPS.
8253 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8255 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8256 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8257 (struct gcc_sigcontext): Delete. Merge contents to..
8258 (struct gcc_ucontext): ..here.
8259 (get_sigcontext): Delete.
8260 (get_regs): New function, like get_sigcontext but return regs ptr.
8261 64-bit version finds regs from r1 to support vdso.
8262 (ppc_linux_aux_vector): New function.
8263 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8266 2005-01-31 Ira Rosen <irar@il.ibm.com>
8268 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8270 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8271 redundant fold. Fix misalignment for MINUS_EXPR.
8272 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8273 (vect_analyze_pointer_ref_access): Likewise.
8274 (vect_get_memtag_and_dr): Likewise.
8276 2005-01-31 Richard Henderson <rth@redhat.com>
8278 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8279 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8280 absnegdf2_i387, absnegxf2_i387): Likewise.
8282 2005-01-31 Richard Henderson <rth@redhat.com>
8285 * optabs.c (expand_copysign_absneg): New.
8286 (expand_copysign_bit): Split out from ...
8287 (expand_copysign): ... here. Use expand_copysign_absneg.
8289 2005-01-30 Roger Sayle <roger@eyesopen.com>
8292 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8293 constant as the second operand and a register as the third.
8295 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8298 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8299 that dllimport'd functions do not use all call-clobbered registers
8302 2005-01-30 Richard Henderson <rth@redhat.com>
8305 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8306 expand_abs_nojump and generalize. Use operand_subword and
8307 emit_no_conflict_block. Support large modes.
8308 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8310 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8311 negation to subtraction.
8312 (expand_copysign): Check that the format has signed zeros.
8313 Use operand_subword and emit_no_conflict_block. Support large modes.
8315 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8317 Fix PR tree-optimization/19624
8319 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8320 * tree-ssa-pre.c: Add cfgloop.h.
8322 (pre_stats): New member, constified.
8323 (inserted_exprs): New static variable.
8324 (NECESSARY): New macro.
8325 (create_expression_by_pieces): Fold the expression, and
8326 mark it as defaulting to not necessary. Also put in
8328 (fully_constant_expression): New function.
8329 (insert_into_preds_of_block): Modify to not insert phis when we
8330 are playing with induction variables.
8331 Push phis onto the inserted_exprs vector, and mark them as not
8332 necessary by default.
8333 (insert_aux): Call fully_constant_expression on eprime.
8334 If all edges produce the same value, mark it constant.
8335 (mark_operand_necessary): New function.
8336 (remove_dead_inserted_code): New function.
8337 (init_pre): Init loop optimizer to get loop info.
8338 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8339 (execute_pre): Commit edge inserts, then remove dead code.
8341 2005-01-30 Richard Henderson <rth@redhat.com>
8343 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8344 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8346 2005-01-30 Richard Henderson <rth@redhat.com>
8349 * config/i386/i386.c (ix86_expand_copysign): New.
8350 (ix86_split_copysign_const): New.
8351 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8352 rearrange op1/nmask operands.
8353 * config/i386/i386-protos.h: Update.
8354 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8355 (copysigndf3): Likewise.
8356 (copysignsf3_const, copysigndf3_const): New.
8357 (copysignsf3_var): Rename from copysignsf3, split out splitter
8358 and fix split predicate for X constraint.
8359 (copysigndf3_var): Similarly.
8361 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8363 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8364 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8365 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8367 2005-01-29 Richard Henderson <rth@redhat.com>
8370 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8371 of # and * in constraints.
8373 2005-01-29 Richard Henderson <rth@redhat.com>
8376 * expr.c (store_field): Don't strip sub-mode cast when the input
8377 data is even smaller.
8379 2005-01-29 Richard Henderson <rth@redhat.com>
8382 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8385 2005-01-29 Richard Henderson <rth@redhat.com>
8387 * combine.c (make_field_assignment): Fix argument order
8390 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8392 PR tree-optimization/15791
8393 * fold-const.c (extract_array_ref): New function.
8394 (fold): Fold comparisons between &a[i] and &a[j] or
8395 semantically equivalent trees.
8397 2005-01-29 Jeff Law <law@redhat.com>
8399 * gcse.c (insert_expr_in_table): Revamp handling of available
8400 and anticipatable occurrence lists to avoid unnecessary list
8402 (insert_set_in_table): Similarly.
8404 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8406 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8408 (c_build_qualified_type): Build qualified array types with
8409 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8410 * c-decl.c (c_make_fname_decl): Build unqualified array type
8411 before qualified type.
8412 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8413 type is qualified, not just if type itself is. Don't apply
8414 qualifiers to array type when declarator is processed. Apply
8415 qualifiers to field type whether or not it is an array type.
8416 Don't handle array types specially for applying qualifiers to
8418 * c-typeck.c (composite_type): Build unqualified element type and
8419 array type when forming composite of array types.
8420 (common_pointer_type, comptypes, comp_target_types,
8421 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8422 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8424 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8425 (args2) in variables a1 and a2.
8427 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8429 * cse.c (n_elements_made, max_elements_made): Remove.
8430 (insert): Don't touch n_elements_made.
8431 (cse_main): Don't touch n_elements_made or max_elements_made.
8433 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8436 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8437 configuration part of dp-bit.c to be lost.
8439 2005-01-28 Roger Sayle <roger@eyesopen.com>
8441 * expmed.c (expand_mult_highpart_optab): When attempting to use
8442 a non-widening multiplication in a wider mode, the operands need
8443 to be converted (zero or sign extended) to that mode.
8445 2005-01-28 Ian Lance Taylor <ian@airs.com>
8449 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8450 through if both operands fall through.
8452 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8454 * cse.c (fold_rtx) <PC>: Don't optimize.
8456 2005-01-28 Jeff Law <law@redhat.com>
8458 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8459 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8461 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8463 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8464 cse_reg_info_used_list_end): Remove.
8465 (cse_reg_info_list, cse_reg_info_list_free): New.
8466 (get_cse_reg_info): When allocating an instance of
8467 cse_reg_info, add it to the beginning of the cse_reg_info_list
8468 list. Remove code to maintain cse_reg_info_used_list.
8469 (new_basic_block): Reset the free list to the beginning of
8472 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8474 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8475 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8476 (frv_expand_mdpackh_builtin): New function.
8477 (frv_expand_builtin): Use it to expand __MDPACKH.
8478 * doc/extend.texi (__MDPACKH): Update documentation.
8480 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8482 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8483 SSE_FLOAT_MODE_P for use_sse computation.
8485 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8488 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8490 2005-01-27 Richard Henderson <rth@redhat.com>
8492 * builtins.c (expand_builtin_copysign): New.
8493 (expand_builtin): Call it.
8494 * genopinit.c (optabs): Add copysign_optab.
8495 * optabs.c (init_optabs): Initialize it.
8496 (expand_copysign): New.
8497 * optabs.h (OTI_copysign, copysign_optab): New.
8498 (expand_copysign): Declare.
8500 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8501 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8503 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8504 (ix86_expand_fp_absneg_operator): ... here.
8505 (ix86_split_copysign): New.
8506 * config/i386/i386-protos.h: Update.
8507 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8508 (copysignsf3, copysigndf3): New.
8510 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8511 (copysignsf3, ncopysignsf3): New.
8512 (copysigndf3, ncopysigndf3): New.
8513 (copysignxf3, ncopysignxf3): New.
8514 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8516 2005-01-27 Arend Bayer <arend.bayer@web.de>
8517 Kazu Hirata <kazu@cs.umass.edu>
8519 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8520 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8521 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8524 2005-01-27 Jeff Law <law@redhat.com>
8526 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8527 definitions of SSA_NAMEs which are not being rewritten.
8528 (rewrite_ssa_into_ssa): Only initialize the current definition
8529 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8530 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8531 SSA_NAMEs before returning.
8533 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8535 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8536 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8537 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8538 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8539 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8541 2005-01-27 Steven Bosscher <stevenb@suse.de>
8544 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8545 higher to -O2 and higher. Likewise for tree PRE.
8546 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8549 2005-01-27 Ian Lance Taylor <ian@airs.com>
8552 * gimple-low.c (try_catch_may_fallthru): New static function.
8553 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8554 * tree-inline.c (expand_call_inline): Don't warn about reaching
8555 the end of a non-void function being inlined if the function uses
8558 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8560 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8563 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8564 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8565 (implicitly_declare): Handle error_mark_node.
8567 2005-01-27 Richard Henderson <rth@redhat.com>
8570 * tree.h (struct tree_decl): Add debug_expr_is_from.
8571 (DECL_DEBUG_EXPR_IS_FROM): New.
8572 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8573 * dwarf2out.c (dwarf2out_var_location): Update to match.
8574 * tree-outof-ssa.c (create_temp): Likewise.
8575 * var-tracking.c (track_expr_p): Likewise.
8576 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8577 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8578 * toplev.c (default_tree_printer): Likewise.
8580 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8582 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8583 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8585 2005-01-27 Steven Bosscher <stevenb@suse.de>
8587 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8588 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8589 ASM_CLOBBERS): Add tree checks.
8591 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8592 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8593 * c-common.def (SWITCH_STMT): Update to match.
8594 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8595 macros instead of SWITCH_EXPR ones.
8596 * c-dump.c (c_dump_tree): Likewise.
8597 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8598 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8600 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8602 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8604 * unwind-dw2.c (execute_stack_op): Add missing cases for
8605 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8607 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8609 * config.gcc (Obsolete configurations): Remove 'dummy', add
8610 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8613 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8615 PR tree-optimization/19633
8616 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8618 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8619 are no call-clobbered variables.
8620 * tree-outof-ssa.c (check_replaceable): Return false for calls
8623 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8625 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8626 even for variables with NULL DECL_INITIAL.
8628 2005-01-26 Stuart Hastings <stuart@apple.com>
8630 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8632 2005-01-26 Richard Henderson <rth@redhat.com>
8635 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8637 * expr.c (store_field): Strip conversions to odd-bit-sized types
8638 if the destination field width matches.
8640 2005-01-26 Richard Henderson <rth@redhat.com>
8642 * c-decl.c, expmed.c, expr.c: Revert last change.
8644 2005-01-26 Richard Henderson <rth@redhat.com>
8647 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8649 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8650 if we don't need the bits above those present in the current mode.
8651 * expr.c (store_field): Strip conversions to odd-bit-sized types
8652 if the destination field width matches.
8654 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8656 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8657 either -ffast-math or -funsafe-math-optimizations is in use.
8659 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8663 * config/avr/avr.c (notice_update_cc): Only set condition code for
8664 ashrqi3 if shift count > 0.
8665 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8666 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8667 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8668 count <= 0 as a no-op, and shift count >= width by copying zero
8669 or sign bit to all bits of the result.
8670 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8671 count, with attribute "length" set to 0 and "cc" set to "none".
8673 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8675 * doc/invoke.texi: Document -mTLS.
8677 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8678 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8679 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8680 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8681 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8682 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8683 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8684 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8686 * configure.ac: Check for a TLS capable gas.
8688 * configure: Regenerate.
8690 2005-01-26 Richard Henderson <rth@redhat.com>
8693 * combine.c (make_field_assignment): Simplify store to zero_extract
8694 from a source with an overlapping mask.
8696 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8698 2004-11-11 Eric Christopher <echristo@redhat.com>
8700 * config/frv/frv.md: Add fr400_integer automaton. Don't
8701 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8704 2005-01-26 Steven Bosscher <stevenb@suse.de>
8707 * cfgbuild.c (make_edges): Do not clear or set
8708 current_function_has_computed_jump.
8709 * function.h (struct function): Remove the has_computed_jump field.
8710 (current_function_has_computed_jump): Do not define.
8711 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8712 in a computed jump. Ignore current_function_has_computed_jump.
8714 2005-01-26 Richard Henderson <rth@redhat.com>
8717 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8718 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8720 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8721 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8722 objects into static storage if they have more than one non-zero value.
8723 * tree.h (categorize_ctor_elements): Update decl.
8725 2005-01-26 Steven Bosscher <stevenb@suse.de>
8728 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8729 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8730 to this function from 2004-07-10.
8731 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8732 the current function for tail call optimizations if the address
8733 of one of it its arguments is taken.
8735 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8737 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8739 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8741 * function.c (expand_function_end): If current_function_calls_alloca,
8742 emit stack restore in a place that is reached when the function falls
8745 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8747 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8748 rule to avoid matching inappropriate suffix rule.
8750 2005-01-26 Jan Hubicka <jh@suse.cz>
8752 PR tree-optimization/19241
8753 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8755 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8757 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8758 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8760 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8761 <sim*>: Always use crt1.o, regardless of N in simN.
8762 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8763 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8764 (CRT_CALL_STATIC_FUNCTION): Remove.
8765 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8766 use crt1.o, regardless of N in simN.
8767 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8768 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8769 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8770 case isystem setting.
8771 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8773 2005-01-25 Ian Lance Taylor <ian@airs.com>
8775 * gimple-low.c (block_may_fallthru): Correct handling of
8776 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8778 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8780 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8781 handlers to match indentation; nested under the mtune=* handler.
8782 Similar for mcpu= and march=.
8784 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8786 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8787 * config/mips/linux64.h (LIB_SPEC): Likewise.
8788 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8789 * config/sh/linux.h (LIB_SPEC): Likewise.
8791 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8793 * config/frv/frv.c (frv_legitimize_tls_address): New.
8794 (TARGET_HAVE_TLS): Define.
8795 (FRV_SYMBOL_REF_TLS_P): Define.
8796 (frv_override_options): Handle new register classes.
8797 (frv_legitimate_address_p): Reject tls addresses.
8798 (frv_legitimize_address): Handle TLS addresses.
8799 (gen_inlined_tls_plt): New.
8801 (frv_legitimize_tls_address): New.
8802 (unspec_got_name): Add TLS entries.
8803 (got12_operand): Add R_FRV_TLSMOFF12 case.
8804 (frv_emit_move): Fixup TLS addresses.
8805 (frv_emit_movsi): Legitimize TLS addresses.
8807 * config/frv/frv.h (MASK_BIG_TLS): New.
8808 (TARGET_BIG_TLS): New.
8809 (HAVE_AS_TLS): Define.
8810 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8811 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8812 (REG_CLASS_NAMES): Same.
8813 (REG_CLASS_CONTENTS): Same.
8814 (CONSTRAINT_LEN): New.
8815 (REG_CLASS_FROM_CONSTRAINT): New.
8816 (PREDICATE_CODES): Add symbolic_operand.
8818 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8819 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8820 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8821 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8822 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8823 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8824 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8825 GR9_REG, GR14_REG, LRREG.
8826 (type): Add load_or_call attribute.
8827 ("load_or_call"): New reservation.
8828 ("call_gettlsoff"): New.
8829 ("tls_indirect_call"): New.
8830 ("tls_load_gottlsoff12"): New.
8831 ("tlsoff_hilo"): New.
8832 ("tls_tlsdesc_ldd"): New.
8833 ("tls_tlsoff_ld"): New.
8836 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8838 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8840 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8841 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8842 * config/frv/frv.c (TLS_BIAS): Define.
8843 (frv_output_dwarf_dtprel): New.
8845 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8847 PR rtl-optimization/19579
8848 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8849 both A and B, see if they don't clobber registers the other expr uses.
8851 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8853 * real.c (do_add): Initialize signalling and canonical members.
8855 * real.c (real_from_integer): Zero out destination.
8857 2005-01-18 Jan Hubicka <jh@suse.cz>
8859 PR tree-optimize/19337
8860 * tree-inline.c (initialize_inlined_parameters): Copy
8861 saved_static_chain_decl only.
8863 2005-01-25 Richard Henderson <rth@redhat.com>
8867 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8868 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8869 80387 enabled, to return a proper subclass. Return the subset that
8870 overlaps with GENERAL_REGS for PLUS.
8871 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8873 2005-01-25 Richard Henderson <rth@redhat.com>
8876 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8878 2005-01-25 Roger Sayle <roger@eyesopen.com>
8880 * expmed.c (choose_multiplier): Change interface to return the
8881 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8882 (expand_divmod): Update calls to choose_multiplier.
8884 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8887 * expmed.c (extract_bit_field): Use adjust_address instead of
8888 gen_lowpart when op0 is a MEM.
8890 2005-01-24 Steven Bosscher <stevenb@suse.de>
8892 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8894 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8896 * config/mips/irix-csr.c: New file.
8897 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8898 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8899 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8902 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8905 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8906 sparc/elf.h, add sparc/sp-elf.h.
8907 (sparc-*-rtems*): Likewise.
8908 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8909 tm-dwarf2.h, add sparc/sp-elf.h.
8910 (sparc86x-*-elf): Likewise.
8911 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8912 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8913 TARGET_OS_CPP_BUILTINS.
8914 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8915 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8917 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8918 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8919 (SWITCH_TAKES_ARG): Likewise.
8920 (LOCAL_LABEL_PREFIX): Likewise.
8921 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8922 (TARGET_N_FORMAT_TYPES): Delete.
8923 (TARGET_FORMAT_TYPES): Likewise.
8924 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8925 * config/sparc/elf.h: Delete.
8926 * config/sparc/sp-elf.h: New file.
8928 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8930 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8931 * tree-flow.h: Remove the corresponding prototype.
8932 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8933 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8935 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8938 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8939 for AIX ABI or ELF -fPIC.
8940 (rs6000_emit_load_toc_table): Don't create toc_section here.
8941 (rs6000_xcoff_file_start): Nor here.
8943 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8945 * sh.c (ra.h): Don't #include.
8946 (hard_regs_intersect_p): New function, resurrected from ra.c.
8948 * sh.c: Fix 1996 Copyright.
8950 2005-01-24 Richard Henderson <rth@redhat.com>
8951 Aldy Hernandez <aldyh@redhat.com>
8953 * regrename.c (note_sets): Handle subregs.
8955 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8958 * genconditions.c (write_header, write_conditions): Elide file if
8961 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8963 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8964 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8967 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8969 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8970 expand_builtin_printf, expand_builtin_fprintf,
8971 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8972 checking against POINTER_TYPE.
8973 (validate_arglist): Handle POINTER_TYPE code by checking
8976 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8978 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8980 (for_each_rtx): Call for_each_rtx_1.
8981 * rtl.h (init_rtlanal): Declare.
8982 * toplev.c (backend_init): Call init_rtlanal.
8984 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8986 * flow.c (propagate_one_insn): Formatting.
8989 * flow.c (libcall_dead_p): Be more conservative if unsure.
8990 If there are any instructions between insn and call, see if they are
8991 all dead before saying the libcall is dead.
8993 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8995 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8996 operand constraint for operand 0.
8998 2005-01-23 Richard Henderson <rth@redhat.com>
9001 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9002 edges leading to join block.
9004 2005-01-23 Roger Sayle <roger@eyesopen.com>
9006 * expmed.c (expand_mult_highpart): Make static. Change type of
9007 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9008 (expand_divmod): Updates calls to expand_mult_highpart by using
9009 gen_int_mode to pass a CONST_INT rtx.
9010 * rtl.h (expand_mult_highpart): Remove prototype.
9012 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9014 * flow.c (regset_bytes, regset_size): Remove.
9016 * cfganal.c: Fix a reference to Harvey's paper.
9018 2005-01-23 Steven Bosscher <stevenb@suse.de>
9020 PR rtl-optimization/19464
9021 * tree-optimize.c (init_tree_optimization_passes): Add one more
9022 copyrename pass just before out-of-ssa.
9024 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9027 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9028 * ggc-none.c (ggc_free): Define.
9030 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9032 * cse.c (max_reg, max_insn_uid): Remove.
9033 (cse_main): Don't access max_reg or max_insn_uid.
9035 * c-common.c (explicit_flag_signed_bitfields,
9036 lang_statement_code_p, lang_expand_function_end): Remove.
9037 * c-common.h: Remove the corresponding declarations.
9038 * c-opts.c (c_common_handle_option): Remove all write access
9039 to explicit_flag_signed_bitfields.
9041 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9042 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9043 * cgraph.h: Remove the corresponding declaration.
9045 * gcse.c (null_pointer_info): Remove.
9047 2005-01-23 Roger Sayle <roger@eyesopen.com>
9048 Eric Botcazou <ebotcazou@libertysurf.fr>
9050 * combine.c (simplify_logical): Only simplify logical expressions
9051 of the form ior(and(x,y),z) by the inverse distributive law if the
9052 result is cheaper than the original.
9054 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9056 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9057 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9058 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9059 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9060 config/freebsd-spec.h, config/arm/arm.h,
9061 config/h8300/h8300.md, config/i386/i386.md,
9062 config/i386/predicates.md, config/i386/sse.md,
9063 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9064 config/vax/vax.md: Fix comment typos. Follow spelling
9067 2005-01-23 Steven Bosscher <stevenb@suse.de>
9069 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9070 tests, instead of `less than'.
9072 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9074 * function.c (assign_parm_setup_block): When creating a new stack slot
9075 for a parameter, get its alignment from the parameter's DECL_ALIGN
9076 rather than the type's TYPE_ALIGN. Make sure that the parameter
9077 is at least word aligned.
9079 2005-01-22 Roger Sayle <roger@eyesopen.com>
9082 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9084 2005-01-22 Richard Henderson <rth@redhat.com>
9087 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9088 in both compare operands.
9089 (movdfcc_1_sse_max): Likewise.
9090 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9091 (movdfcc_1_sse): Likewise.
9092 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9093 scratch register as needed.
9095 2005-01-22 Richard Henderson <rth@redhat.com>
9097 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9099 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9101 2005-01-22 Richard Henderson <rth@redhat.com>
9103 * genopinit.c (optabs): Use smin/smax for floating point too.
9104 * doc/md.texi: Update to match. Clarify that floating point
9105 results are undefined for +0/-0 and NaN.
9106 * doc/rtl.texi: Likewise.
9107 * rtl.def (SMIN, SMAX): Likewise
9108 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9110 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9111 leading 's' to the name.
9112 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9113 smaxxf3, sminxf3): Likewise.
9114 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9117 2005-01-22 Paul Brook <paul@codesourcery.com>
9119 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9121 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9123 * config/s390/s390.c (struct processor_costs): New fields
9124 dlgr, dlr, dr, dsgfr, dsgr.
9125 (z900_cost, z990_cost): Values for new fields.
9126 (s390_rtx_costs): New cases MEM und COMPARE in switch
9127 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9128 DIV, MOD, UDIV, UMOD.
9130 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9132 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9133 into the register being decremented.
9134 ("doloop_si31", "doloop_di"): Likewise.
9135 ("*doloop_si_long"): Adapt pattern.
9137 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9139 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9141 (CLASS_MAX_NREGS): Likewise.
9143 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9145 * doc/tree-ssa.texi (Statement Operands): Add example for new
9146 must-def macro. Note deprecation of old operands interface.
9148 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9150 PR tree-optimization/19484
9151 * tree-cfg.c (remove_fallthru_edge): New function.
9152 (cleanup_control_flow): Remove fallthru edges from calls that are
9153 now known not to return.
9155 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9157 Fix PR tree-optimization/19038
9158 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9159 copies with loop variant ones.
9161 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9163 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9164 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9165 config/alpha/alpha.md, config/alpha/predicates.md,
9166 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9167 config/sparc/sol2.h: Update copyright.
9169 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9170 first label to see if it is a nonlocal label.
9172 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9173 Andrew Pinski <pinskia@physics.uc.edu>
9176 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9177 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9179 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9181 * config/rs6000/rtems.h: Update copyright.
9183 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9186 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9187 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9188 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9190 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9193 * c-typeck.c (convert_arguments): Check for error_mark_node.
9195 2005-01-21 Ian Lance Taylor <ian@airs.com>
9197 PR tree-optimization/13000
9198 * tree-inline.c: Include "tree-flow.h".
9199 (expand_call_inline): If warn_return_type, warn if non-void inline
9200 function falls through.
9201 * tree-cfg.c (execute_warn_function_return): Don't warn about
9202 control reaching end if TREE_NO_WARNING is set. Set
9204 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9206 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9207 branch if we don't need one.
9208 * c-typeck.c: Include "tree-flow.h"
9209 (c_finish_bc_stmt): Don't add a goto if the current statement
9210 list doesn't fall through to the current point.
9212 2005-01-21 Roger Sayle <roger@eyesopen.com>
9214 PR rtl-optimization/576
9215 * real.c (real_arithmetic): Change return type from void to bool
9216 to return an indication that the result may be inexact.
9217 * real.h (real_arithmeric): Update prototype.
9218 * fold-const.c (const_binop): Don't constant fold floating
9219 point expressions when the user specifies -frounding-math and
9220 the result may depend upon the run-time rounding mode.
9221 (fold_convert_const_real_from_real): Clean-up.
9222 (fold_initializer): Ignore flag_rounding_math for initializers.
9223 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9224 constant fold FP operations with flag_rounding_math if the
9225 result may depend upon the run-time rounding mode.
9227 2005-01-21 Tom Tromey <tromey@redhat.com>
9229 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9231 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9233 * tree-cfg.c: Fix comment typos.
9235 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9237 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9238 around the call to rest_of_handle_branch_target_load_optimize.
9240 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9242 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9243 (sparc64-*-openbsd*): Likewise.
9244 (sparclite-*-elf*): Include tm-dwarf2.h.
9245 (sparc86x-*-elf*): Likewise.
9246 (sparc64-*-elf*): Likewise.
9247 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9248 (DBX_DEBUGGING_INFO): Likewise.
9249 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9250 (PREFERRED_DEBUGGING_TYPE): Likewise.
9251 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9252 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9253 (PREFERRED_DEBUGGING_TYPE): Likewise.
9254 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9255 (PREFERRED_DEBUGGING_TYPE): Likewise.
9256 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9258 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9261 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9263 2005-01-20 Paul Brook <paul@codesourcery.com>
9265 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9267 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9269 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9270 label is first in a sequence of labels.
9272 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9274 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9275 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9277 * doc/sourcebuild.texi (Test Directives): New.
9279 2005-01-20 Roger Sayle <roger@eyesopen.com>
9281 * real.c (real_floor): Don't leave the result uninitialized when
9282 mode is VOIDMode, but return the unrounded intermediate value.
9283 (real_ceil): Likewise.
9285 2005-01-20 Paul Brook <paul@codesourcery.com>
9287 * config/arm/arm.md (insv): Use gen_int_mode.
9289 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9291 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9292 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9293 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9294 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9295 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9297 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9300 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9301 fbreg, so we have to assume we can't.
9302 (loc_descriptor_from_tree_1): Ditto.
9303 (containing_function_has_frame_base): New function.
9304 (add_location_or_const_value_attribute): Use it.
9305 Also try to generate a frame_base from a single element location
9308 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9310 PR tree-optimization/15349
9311 * timevar.def (TV_TREE_MERGE_PHI): New.
9312 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9314 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9315 calls to tree_forwarder_block_p.
9316 (remove_forwarder_block_with_phi, merge_phi_nodes,
9317 gate_merge_phi, pass_merge_phi): New.
9318 * tree-optimize.c (init_tree_optimization_passes): Add
9320 * tree-pass.h: Add an extern for pass_merge_phi;
9322 2005-01-20 Richard Henderson <rth@redhat.com>
9325 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9326 (_mm_castps_pd, _mm_castps_si128): New.
9327 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9329 2005-01-20 Richard Henderson <rth@redhat.com>
9332 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9333 __builtin_ia32_vec_init_v2si.
9334 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9335 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9336 (ix86_init_mmx_sse_builtins): Create it.
9337 (ix86_expand_builtin): Expand it.
9338 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9339 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9340 (vec_extractv2si_0, vec_extractv2si_1): New.
9342 2005-01-20 Richard Henderson <rth@redhat.com>
9345 * config/i386/i386.c (ix86_expand_push): New.
9346 * config/i386/mmx.md (push<MMXMODE>1): New.
9347 * config/i386/sse.md (push<SSEMODE>1): New.
9348 * config/i386/i386-protos.h: Update.
9350 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9352 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9355 2005-01-20 Richard Henderson <rth@redhat.com>
9357 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9358 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9360 2005-01-19 Richard Henderson <rth@redhat.com>
9363 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9364 to V4SFmode in SSE1 fallback load path.
9366 2005-01-19 Richard Henderson <rth@redhat.com>
9368 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9369 in QImode expansion to ix86_expand_vector_set.
9370 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9372 2005-01-19 Richard Henderson <rth@redhat.com>
9375 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9376 subclass of the input class.
9377 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9378 Always true for cross-SSE1 classes. Rationalize conditionals.
9379 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9380 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9381 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9382 (movdi_2): Add MMX/SSE zeros.
9383 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9384 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9385 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9386 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9387 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9388 (zero_extendsidi2_rex64_1): Remove.
9389 (MOV0 peephole): Check GENERAL_REG_P.
9391 2005-01-19 Richard Henderson <rth@redhat.com>
9394 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9396 (ix86_expand_vector_extract): Likewise.
9398 2005-01-19 Richard Henderson <rth@redhat.com>
9401 * expr.c (emit_move_change_mode): New argument force; use
9402 simplify_gen_subreg if true.
9403 (emit_move_via_alt_mode): Merge into ...
9404 (emit_move_via_integer): ... here.
9405 (emit_move_ccmode): Use emit_move_change_mode directly.
9407 2005-01-19 Richard Henderson <rth@redhat.com>
9410 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9411 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9412 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9414 (alpha_emit_set_const): Likewise. Make static.
9415 (alpha_emit_set_long_const): Make static.
9416 (alpha_extract_integer): Split out from alpha_expand_mov.
9417 (alpha_split_const_mov): Likewise.
9418 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9419 (alpha_legitimate_constant_p): New.
9420 * config/alpha/alpha-protos.h: Update.
9421 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9422 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9423 * config/alpha/alpha.md (movsi): Add n alternative.
9424 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9425 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9426 (splitters for all of the above): Use alpha_split_const_mov.
9427 * config/alpha/predicates.md (non_add_const_operand): New.
9428 (non_zero_const_operand): New.
9429 (input_operand): Use alpha_legitimate_constant_p after reload.
9431 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9433 PR tree-optimization/19038
9434 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9435 (add_candidate): Add ivs with increment in latch only if
9436 allow_ip_end_pos_p is true.
9437 (determine_iv_cost): Use empty_block_p.
9439 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9441 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9442 (compute_dominance_frontiers): Ditto.
9444 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9447 * config/sh/t-rtems: New.
9448 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9450 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9452 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9453 the offset of the selected field.
9455 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9457 * tree-cfg.c (remove_forwarder_block): Fix the check to
9458 prevent a nonlocal label from appearing in the middle of a
9461 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9463 PR rtl-optimization/19462
9464 * reorg.c (find_end_label): Create return insn only if
9465 current_function_epilogue_delay_list is empty.
9467 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9469 * doc/passes.texi: Remove paragraph mentioning new-ra.
9471 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9473 PR rtl-optimization/15139
9474 * combine.c: Include params.h.
9475 (count_rtxs): New function.
9476 (record_value_for_reg): If replace_rtx would replace at least
9477 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9478 (clobber (const_int 0)) instead of TEM.
9479 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9480 * params.h (MAX_LAST_VALUE_RTL): New.
9481 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9482 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9485 * c-typeck.c (digest_init): Only call build_vector if all constructor
9486 elements are *_CST nodes.
9487 * gimplify.c (gimplify_init_constructor): Likewise.
9490 * c-typeck.c (digest_init): Only call build_vector if inside_init
9493 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9495 * toplev.c (init_asm_output): Remove dead #ifdef.
9497 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9499 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9501 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9503 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9504 accessing DECL_FUNCTION_CODE.
9505 * dojump.c (do_jump): Likewise.
9506 * gimplify.c (gimplify_call_expr): Likewise.
9507 * predict.c (expr_expected_value): Likewise.
9508 (strip_builtin_expect): Likewise.
9509 * tree-inline.c (estimate_num_insns_1): Likewise.
9510 * tree-ssa-loop-im.c (stmt_cost): Likewise
9511 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9512 (tree_expr_nonnegative_p): Likewise.
9514 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9516 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9517 variant of the load_pcrel_sym pattern.
9518 * config/sparc/sparc.md (P macro): Move to the top.
9519 (load_pcrel_sym): Macroize using P.
9520 (save_register_window): Likewise.
9522 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9524 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9527 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9530 * c-typeck.c (build_asm_expr): Strip nops off
9531 input memory operands.
9533 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9535 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9536 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9537 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9538 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9540 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9543 * config/i386/i386.c (override_options): If the 80387 is disabled,
9544 then do not return FP values using FP registers.
9546 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9548 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9549 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9550 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9551 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9552 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9553 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9554 output.h, postreload-gcse.c, postreload.c, recog.c,
9555 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9556 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9557 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9558 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9559 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9560 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9561 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9562 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9564 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9565 config/alpha/alpha.c, config/arm/vfp.md,
9566 config/i386/emmintrin.h, config/i386/i386-modes.def,
9567 config/i386/i386-protos.h, config/i386/i386.h,
9568 config/i386/pmmintrin.h, config/i386/ppro.md,
9569 config/i386/predicates.md, config/i386/xmmintrin.h,
9570 config/i860/i860.c, config/ia64/ia64-modes.def,
9571 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9572 config/ia64/ia64.md, config/ia64/itanium1.md,
9573 config/ia64/itanium2.md, config/ia64/predicates.md,
9574 config/iq2000/iq2000.h, config/mips/linux64.h,
9575 config/rs6000/aix41.h, config/rs6000/aix43.h,
9576 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9577 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9578 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9579 config/sparc/linux64.h, config/sparc/litecoff.h,
9580 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9581 config/sparc/sparc.h, config/sparc/sparc.md,
9582 config/sparc/sysv4-only.h: Update copyright.
9584 2005-01-18 Richard Henderson <rth@redhat.com>
9587 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9589 2005-01-18 Marc Espie <espie@openbsd.org>
9590 * config/i386/openbsdelf.h: Typo.
9592 2005-01-18 Richard Henderson <rth@redhat.com>
9594 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9595 special case for sse.
9596 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9598 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9600 * tree-inline.c (estimate_num_insns_1): Added cases for
9601 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9603 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9605 PR rtl-optimization/19296
9606 * combine.c (simplify_comparison): Rewrite the condition under
9607 which a non-paradoxical SUBREG of a PLUS can be lifted when
9608 compared against a constant.
9610 2005-01-18 Andi Kleen <ak@muc.de>
9612 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9613 * c.opt (-Wpointer-sign): Add.
9614 * doc/invoke.texi: (-Wpointer-sign): Add.
9616 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9618 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9619 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9620 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9621 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9622 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9623 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9624 for TARGET_MIX_SSE_I387.
9625 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9626 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9627 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9628 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9629 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9630 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9631 TARGET_MIX_SSE_I387.
9632 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9635 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9638 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9639 Add movaps alternative for xmm reg->reg move.
9641 2005-01-17 Jeff Law <law@redhat.com>
9643 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9644 at the end of the main DOM loop rather than just before DOM exits.
9646 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9648 PR tree-optimization/19121
9649 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9650 adding aliases to a name tag, also add them to the pointer's
9652 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9653 sensitive alias info at all. Only check that the two pointers
9654 have compatible pointed-to sets.
9655 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9656 a pointer's type tag is a superset of the alias set of the
9659 2005-01-17 James E Wilson <wilson@specifixinc.com>
9662 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9663 comment to document why.
9665 2005-01-17 Richard Henderson <rth@redhat.com>
9667 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9668 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9669 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9670 sse2_vmsminv2df3_finite): New.
9671 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9672 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9673 Force op1 into register.
9675 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9677 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9678 bubblestrap from always rebuilding build directory.
9680 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9682 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9683 ("*cmpmem_short"): Likewise.
9685 2005-01-17 Steven Bosscher <stevenb@suse.de>
9687 * basic-block.h: Document BB_* flags.
9688 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9689 use an sbitmap instead.
9690 * sched-rgn.c (compute_trg_info): Likewise.
9692 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9694 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9695 redundant target_cpu_default and extra_parts lines. Use the default
9697 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9698 (SUBTARGET_EXTRA_SPECS): Delete.
9699 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9700 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9701 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9702 and "n32" for -mabi=n32.
9704 2005-01-17 Ian Lance Taylor <ian@airs.com>
9707 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9708 fold constant variables into initial values.
9710 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9712 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9714 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9715 through the statements backward.
9717 2005-01-17 Ian Lance Taylor <ian@airs.com>
9719 PR middle-end/13127:
9720 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9721 a variable set to the return value of the inlined function.
9723 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9725 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9726 when modes are tieable.
9728 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9730 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9731 of pthread_create to find out if threads are enabled.
9732 * gthr-posix95.h (__gthread_active_p): Likewise.
9734 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9736 * common.opt (-fnew-ra): Remove.
9738 * toplev.h (flag_new_regalloc): Remove.
9739 * Makefile.in (ra*.*): Don't mention.
9740 * passes.c (rest_of_handle_new_regalloc): Remove.
9741 (rest_of_handle_combine, rest_of_compilation): Always consider
9742 flag_new_regalloc as false.
9743 * doc/invoke.texi: Don't document -fnew-ra.
9745 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9747 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9748 last parameter to reg_scan.
9749 * loop.c (loop_optimize): Likewise.
9750 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9751 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9752 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9753 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9754 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9755 * regclass.c (reg_scan): Likewise, for the declaration.
9756 * rtl.h (reg_scan): Likewise, for the prototype.
9758 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9760 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9761 mark_dfs_back_edges.
9763 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9765 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9766 (compute_avail): Uses don't go in tmp_gen.
9768 2005-01-16 Steven Bosscher <stevenb@suse.de>
9770 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9771 loop to look for a free slot in a page entry.
9773 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9776 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9777 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9778 just before targetm.asm_out.file_end.
9779 * tree.h (process_pending_assemble_output_defs): Declare.
9780 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9782 (assemble_alias): Defer generation of assembly code for defines when
9783 TARGET_DEFERRED_OUTPUT_DEFS is true.
9784 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9785 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9786 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9788 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9791 * pa.c (pa_scalar_mode_supported_p): New function.
9792 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9793 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9795 * pa-protos.h (prefetch_operand): Delete.
9796 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9797 * pa.c (prefetch_operand): Delete.
9798 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9799 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9800 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9801 and prefetch_nocc_operand.
9802 * pa.md (prefetch): Rework to avoid reload problems handling short
9803 displacements when a cache control completer needs to be provided.
9804 (prefetch_32, prefetch_64): Delete.
9805 (prefetch_cc, prefetch_nocc): New patterns.
9807 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9809 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9811 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9814 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9815 exceeds maximum alignment for global common data.
9816 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9817 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9819 2004-01-15 Roger Sayle <roger@eyesopen.com>
9821 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9823 2004-01-15 Roger Sayle <roger@eyesopen.com>
9825 * harg-reg-set.h (reg_class_names): Prototype global array.
9826 * regclass.c (reg_class_names): Declare here and initialize to
9828 (dump_regclass): Remove local declaration of reg_class_names.
9829 (regclass): Likewise.
9830 * cfg.c (dump_flow_info): Likewise.
9831 * ra-debug.c (reg_class_names): Likewise.
9832 * regrename.c (reg_class_names): Likewise.
9833 * reload.c (reg_class_names): Likewise.
9834 * reload1.c (spill_failure): Likewise.
9835 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9837 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9839 * config/s390/s390.md ("reload_outti"): Remove predicate for
9840 output operand. Abort if operand is not a MEM.
9841 ("reload_outdi", "reload_outdf"): Likewise.
9843 2005-01-15 Marc Espie <espie@openbsd.org>
9845 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9846 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9847 * config/openbsd.h: Fix C++ includes for native configurations.
9848 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9849 Add trampoline support.
9850 * config/i386/openbsdelf.h: New.
9852 2005-01-15 Marc Espie <espie@openbsd.org>
9854 * collect2.c (main): Explicitly parse -dynamic-linker option.
9856 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9858 PR tree-optimization/19060
9859 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9860 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9861 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9862 and handle extract_range_from_cond returning false.
9863 * fold-const.c (fold): Optimize comparisons with min/max even for
9864 width > HOST_BITS_PER_WIDE_INT.
9866 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9868 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9869 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9870 Remove little endian multilib variants.
9871 Add mips32 multilib variant.
9873 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9875 * explow.c (copy_all_reg, stabilize): Remove.
9876 * expr.h: Remove the corresponding prototypes.
9878 * rtlanal.c (regs_set_between_p): Remove.
9879 * rtl.h: Remove the corresponding prototype.
9881 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9883 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9884 to rs6000_nonimmediate_operand.
9885 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9886 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9887 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9888 rs6000_nonimmediate_operand.
9889 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9890 rs6000_nonimmediate_operand.
9892 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9894 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9896 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9898 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9900 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9901 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9903 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9904 (rs6k_nonimmediate_operand): New.
9905 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9907 (legitimate_lo_sum_address_p): Same.
9908 (rs6000_legitimize_address): Same.
9909 (rs6000_legitimize_reload_address): Same.
9910 (rs6000_legitimate_address): Same.
9911 (spe_build_register_parallel): Pass DF and DC modes in a DI
9914 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9915 to rs6k_nonimmediate_operand.
9917 * config/rs6000/spe.md ("*frob_df_di"): New.
9918 ("*frob_di_df"): New.
9919 ("*frob_di_df_2"): New.
9920 ("*mov_sidf_e500_subreg0"): New.
9921 ("*mov_sidf_e500_subreg4"): New.
9922 ("*movdf_e500_double"): Change predicate to
9923 rs6k_nonimmediate_operand.
9925 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9927 * postreload.c (move2add_note_store): Only call
9928 trunc_int_for_mode on scalar integers.
9930 2005-01-14 Steven Bosscher <stevenb@suse.de>
9932 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9933 replace BB_VISITED uses.
9934 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9935 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9936 (tree_dce_done): Free visited_control_parents.
9937 (perform_tree_ssa_dce): Allocate and clear it.
9938 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9939 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9940 instead of BB_VISITED.
9942 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9944 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9945 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9946 Remove unused prototypes.
9948 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9950 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9951 64-bit register usage.
9952 (spe_func_has_64bit_regs_p): Add FIXME note.
9954 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9956 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9957 flag_finite_math_only with flag_unsafe_math_optimizations.
9959 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9961 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9963 (__tpf_eh_return): Copy TPF private stack area from the module
9964 boundary stack frame. Add check for when module addresses are
9965 equal, but no stub address is found.
9967 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9970 * arm.h (struct machine_function): Add call_via field.
9971 (thumb_call_via_label): Declare.
9972 * arm.c (thumb_call_via_label): New variable.
9973 (thumb_call_reg_needed): New variable.
9974 (arm_output_function_epilogue): For Thumb code, output any per-function
9975 call-indirect trampolines.
9976 (thumb_call_via_reg): New function.
9977 (arm_file_end): New function.
9978 (TARGET_ASM_FILE_END): Call arm_file_end.
9979 (aof_file_end): Likewise.
9980 * arm-protos.h (thumb_call_via_reg): Declare.
9981 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9982 thumb_call_via_reg in normal case.
9984 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9987 PR rtl-optimization/19348
9988 * recog.c (peephole2_optimize): Do global life update if some peephole
9989 decides it doesn't need at least one of its inputs and that change
9990 influences liveness at the start of the basic block.
9992 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9993 arguments instead of 1.
9995 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9998 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9999 zero for nested functions needing a static chain or functions
10000 with a non-constant address.
10002 2005-01-13 Roger Sayle <roger@eyesopen.com>
10004 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10005 (and (sign_extend X) C) into (zero_extend (and X C)).
10007 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10009 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10011 2005-01-13 Richard Henderson <rth@redhat.com>
10016 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10017 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10018 not just TARGET_SSE.
10019 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10020 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10021 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10022 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10023 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10024 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10025 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10026 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10027 (movdicc_c_rex64): Rename with '*'.
10028 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10029 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10030 (movsfcc_1_387): Rename from movsfcc_1.
10031 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10032 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10033 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10034 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10035 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10036 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10037 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10038 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10039 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10040 sse_movdfcc_const0_4): Remove.
10041 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10042 recognize min/max early. Update for changed sse cmove patterns.
10043 (ix86_split_sse_movcc): New.
10044 * config/i386/i386-protos.h: Update.
10046 2005-01-13 Steven Bosscher <stevenb@suse.de>
10048 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10049 (fix_stmt_v_may_defs): Likewise.
10051 2005-01-13 Richard Henderson <rth@redhat.com>
10053 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10054 for converting the mask.
10056 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10058 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10061 2005-01-13 Richard Henderson <rth@redhat.com>
10063 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10064 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10065 IX86_BUILTIN_MOVDQ2Q): Remove.
10066 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10067 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10068 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10070 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10071 (sse2_pextrw): Fix immediate constraint.
10072 (sse2_loadq, sse2_loadq_rex64): Remove.
10073 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10074 Use __builtin_ia32_vec_ext_<size>.
10075 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10077 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10079 * function.c (assign_parm_setup_block): Look inside original
10080 entry_parm when inspecting PARALLEL.
10082 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10083 Joel Sherrill <joel@oarcorp.com>
10086 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10087 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10088 rtems_gxx_recursive_mutex_init.
10089 (__gthread_recursive_mutex_lock): New function.
10090 (__gthread_recursive_mutex_trylock): Likewise.
10091 (__gthread_recursive_mutex_unlock): Likewise.
10093 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10095 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10097 2005-01-13 Jan Beulich <jbeulich@novell.com>
10099 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10100 (ashrti3_internal): Indicate output is early clobber. Generate result
10101 into output rather than first input. Use move for low word of output
10102 if shift count is exactly 64.
10103 (lshrti3_internal): Likewise.
10105 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10109 * reload1.c (delete_output_reload): Don't delete an output reload
10110 if the pseudo lives longer than a single basic block. Adjust and
10111 improve wording of comment.
10113 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10116 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10117 of TYPE_SIZE where we mean the number of bytes.
10119 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10121 * function.c (assign_parm_setup_block): Relax condition on
10122 multi-register optimization.
10124 2005-01-12 Nick Clifton <nickc@redhat.com>
10126 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10127 an "in_delay_slot" attribute of "no" to prevent them being used in
10128 delay slots. This is forbidden because they might generate
10131 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10134 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10135 with r->Y and Y->r.
10137 2005-01-12 Nick Clifton <nickc@redhat.com>
10139 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10140 passed on to GAS) but do not define, as GAS no longer supports or
10141 needs the -m2000 option.
10143 2005-01-11 Roger Sayle <roger@eyesopen.com>
10145 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10146 type as args of unprototyped builtins aren't automatically promoted.
10147 (fold_builtin_abs): Likewise.
10149 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10151 * Makefile.in: Set a `build-warn' variable.
10153 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10155 PR tree-optimization/17949
10156 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10157 (find_interesting_uses_address): Use it.
10159 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10161 * regrename.c (kill_value): Handle subreg's that won't simplify.
10163 2005-01-11 Richard Henderson <rth@redhat.com>
10166 * config/i386/i386.h (enum ix86_builtins): Move ...
10167 * config/i386/i386.c: ... here.
10168 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10169 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10170 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10171 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10172 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10173 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10174 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10175 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10176 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10177 IX86_BUILTIN_LOADDDUP): Remove.
10178 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10179 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10180 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10181 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10182 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10183 (ix86_init_builtins): Make static.
10184 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10185 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10186 if all the modes match. Otherwise, fake it.
10187 (get_element_number, ix86_expand_vec_init_builtin,
10188 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10189 (ix86_expand_builtin): Make static. Update for changed builtins.
10190 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10191 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10192 (ix86_expand_vector_init_duplicate): New.
10193 (ix86_expand_vector_init_low_nonzero): New.
10194 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10195 Split out from ix86_expand_vector_init; handle integer modes.
10196 (ix86_expand_vector_init): Use them.
10197 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10198 * config/i386/i386-protos.h: Update.
10199 * config/i386/predicates.md (reg_or_0_operand): New.
10200 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10201 (movv2sf_internal): Likewise. And a splitter to match them all.
10202 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10203 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10204 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10205 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10206 (mmx_pinsrw): Fix operand ordering.
10207 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10208 rather than sse_loadss expander.
10209 (movv2df splitter): Similarly.
10210 (sse_loadss, sse_loadlss): Remove.
10211 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10212 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10213 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10214 (sse3_movddup): Rename with '*'.
10215 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10216 (sse2_loadsd): Remove.
10217 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10218 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10219 (sse2_pinsrw): Fix argument ordering.
10220 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10221 (sse2_stored): Remove 'r' destination.
10222 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10223 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10224 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10225 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10226 vec_extractv16qi, vec_initv16qi): New.
10228 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10229 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10230 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10232 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10233 (_mm_load_si128, _mm_store_si128): Likewise.
10234 (_mm_load1_pd): Use _mm_set1_pd.
10235 (_mm_load_sd): Use _mm_set_sd.
10236 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10237 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10238 (_mm_set_epi64): Use _mm_set_epi64x.
10239 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10240 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10241 _mm_setr_epi8): Use _mm_set_foo form.
10242 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10243 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10244 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10245 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10246 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10247 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10248 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10249 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10250 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10251 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10252 (_mm_movedup_pd): Use _mm_shuffle_pd.
10253 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10254 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10255 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10256 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10257 Use _mm_setzero_ps.
10258 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10259 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10260 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10261 (_mm_store_ps): Use raw dereference.
10262 (_mm_store1_ps): Use _mm_storeu_ps.
10263 (_mm_storer_ps): Use _mm_store_ps.
10264 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10265 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10267 2005-01-11 Stan Shebs <shebs@apple.com>
10269 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10270 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10272 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10275 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10276 Skip all DECLs except for FIELD_DECLs.
10278 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10280 * config/s390/s390.c (override_options): Return error if
10281 -mbackchain, -mpacked-stack and -mhard-float are used together.
10282 (s390_va_start): Remove the backchain && packed-stack special case.
10283 (s390_gimplify_va_arg): Likewise.
10284 * doc/invoke.texi: Remove the ABI incompatibility note.
10286 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10288 * config/s390/s390.c (struct s390_frame_layout): Remove
10290 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10291 save_backchain_p with TARGET_BACKCHAIN.
10293 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10296 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10297 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10298 * function.c (locate_and_pad_parm): Set new field.
10299 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10300 Tweak where_pad test to include "none". Always set mem align for
10302 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10303 not sufficient for type.
10304 (assign_parm_setup_block): If stack_parm is zero on entry, always
10305 make a new stack local. Block move old stack parm if necessary
10306 to new aligned stack local.
10307 (assign_parm_setup_stack): Use a block move to handle
10308 potentially misaligned entry_parm.
10309 (assign_parms_unsplit_complex): Specify required alignment when
10310 creating stack local.
10311 * calls.c (compute_argument_addresses): Override alignment of stack
10312 arg calculated from its type with the alignment given by
10313 FUNCTION_ARG_BOUNDARY.
10314 (store_one_arg): Likewise.
10316 2005-01-11 Jan Beulich <jbeulich@novell.com>
10318 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10319 Change respective itanium_class attribute to ialu.
10320 (shladdp4_internal): New.
10321 * config/ia64/predicates.md (shladd_log2_operand): New.
10323 2005-01-11 Richard Henderson <rth@redhat.com>
10325 * expr.c (store_constructor): Use rtvec_alloc instead of
10326 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10328 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10330 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10332 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10334 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10335 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10336 (TARGET_RWRELOC): Define.
10337 (ia64_rwreloc_section_type_flags): Delete.
10338 (ia64_section_type_flags): New function.
10339 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10340 (TARGET_RWRELOC): Define.
10342 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10345 * config/ia64/ia64.c (process_set): For alloc insn, only call
10346 process_epilogue is !frame_pointer_needed.
10348 2005-01-10 Roger Sayle <roger@eyesopen.com>
10351 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10352 unary operator and can't be treated as a binary/comparison operator.
10354 2005-01-10 Richard Henderson <rth@redhat.com>
10356 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10357 (ix86_return_in_memory): Likewise.
10358 (function_arg_advance): Likewise. Mirror structure in function_arg
10359 for choosing register to advance.
10361 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10363 * tree-vectorizer.c, tree.def: Fix comment typos.
10365 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10367 * config/s390/s390.c (struct processor_costs): 4 new fields:
10368 ddbr, ddr, debr, der.
10369 (s390_rtx_costs): More precise handling of divide instructions.
10371 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10373 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10375 2005-01-10 Jan Beulich <jbeulich@novell.com>
10377 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10378 names resulting from -ffunction-sections/-fdata-sections and linkonce
10380 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10381 based on the section name. Rearrange the section name comparison logic
10382 slightly so that each section name is compared against at most once.
10384 2005-01-10 Ben Elliston <bje@au.ibm.com>
10386 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10387 targets for which -fPIC reduces limitations on the GOT size.
10389 2005-01-09 Falk Hueffner <falk@debian.org>
10391 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10394 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10397 * collect2.c (main): Set aixrtl_flag for -brtl option.
10398 (resolve_lib_name): Search for .so file extension before .a
10399 if aixrtl_flag set.
10401 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10403 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10404 (vect_analyze_data_refs_alignment): Add dump prints.
10406 2005-01-09 Ira Rosen <irar@il.ibm.com>
10408 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10409 expr_invariant_in_loop_p.
10410 Initialize outputs first thing in the function.
10411 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10412 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10413 (vect_analyze_pointer_ref_access): Check that the initial condition of
10414 the access function is loop invariant.
10416 2005-01-09 Richard Henderson <rth@redhat.com>
10418 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10419 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10420 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10421 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10422 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10423 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10424 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10425 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10426 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10427 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10428 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10429 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10430 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10431 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10432 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10433 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10434 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10435 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10436 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10437 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10438 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10439 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10440 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10442 (mmx_clrdi, pavgusb): Remove.
10443 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10444 with leading sse_ prefix.
10445 * config/i386/sse.md: Receive them.
10446 * config/i386/mmx.md: New file.
10447 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10448 (subrv2sf3): Turn into expander for normal subtraction.
10449 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10450 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10451 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10452 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10453 commutative; use ix86_binary_operator_ok.
10454 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10455 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10456 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10457 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10458 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10459 Macroize from existing patterns; use ix86_binary_operator_ok.
10460 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10461 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10462 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10463 with vec_select+vec_concat.
10464 (mmx_pshufw, mmx_pshufw_1): Likewise.
10465 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10466 (mmx_uavgv4hi3): Model correctly.
10467 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10468 _mm_xor_si64): Remove casts.
10470 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10472 PR tree-optimization/19224
10473 * tree-scalar-evolution.c (get_instantiated_value,
10474 set_instantiated_value): New functions.
10475 (instantiate_parameters_1): Cache the results.
10476 (instantiate_parameters, resolve_mixers): Initialize and free
10479 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10481 * config/i386/i386.md (addhi_4): Correct reference in comment.
10484 2005-01-08 Richard Henderson <rth@redhat.com>
10486 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10487 (_mm_cvtsi128_si64x): Likewise.
10488 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10489 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10490 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10491 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10492 * config/i386/i386-protos.h: Update.
10493 * config/i386/i386.c (print_operand): Add 'H'.
10494 (ix86_fixup_binary_operands): Split out from ...
10495 (ix86_expand_binary_operator): ... here.
10496 (ix86_fixup_binary_operands_no_copy): New.
10497 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10498 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10499 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10500 (safe_vector_operand): Use CONST0_RTX.
10501 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10502 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10503 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10504 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10506 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10507 (IX86_BUILTIN_CMPNGESS): New.
10508 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10509 (attr type): Add sselog1.
10510 (attr unit, attr memory): Handle it.
10511 (movti, movti_internal, movti_rex64): Move near other integer moves.
10512 (movtf, movtf_internal): Move near other fp moves.
10513 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10514 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10515 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10516 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10517 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10518 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10519 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10520 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10521 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10522 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10523 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10524 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10525 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10526 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10527 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10528 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10529 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10530 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10531 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10532 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10533 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10534 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10535 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10536 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10537 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10538 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10539 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10540 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10541 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10542 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10543 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10544 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10545 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10546 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10547 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10548 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10549 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10550 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10551 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10552 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10553 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10554 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10555 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10556 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10558 (SSEPUSH, push<SSEPUSH>): Remove.
10559 (MMXPUSH, push<MMXPUSH>): Remove.
10560 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10561 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10562 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10563 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10564 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10565 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10566 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10567 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10568 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10569 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10570 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10571 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10572 (ppro_sse_log_V4SF): Handle sselog1.
10573 * config/i386/predicates.md (const_0_to_1_operand): New.
10574 (const_0_to_255_mul_8_operand): New.
10575 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10576 (const_2_to_3_operand, const_4_to_7_operand): New.
10577 * config/i386/sse.md: New file.
10578 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10579 (sse_movups): Rename from sse_movups_1.
10580 (sse_loadlss): Rename from sse_loadss_1.
10581 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10583 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10584 (absv4sf2, negv2df, absv2df): New.
10585 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10586 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10587 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10588 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10589 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10590 (sse3_addsubv4sf3): Model correctly.
10591 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10592 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10593 (sse_movhlps): Model with vec_select+vec_concat.
10594 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10595 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10596 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10597 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10598 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10599 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10600 sse2_pshufhw_1): Likewise.
10601 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10602 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10603 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10604 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10605 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10606 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10607 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10608 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10609 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10610 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10611 sminv8hi3): Mark commutative
10612 operands. Use ix86_binary_operator_ok.
10613 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10614 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10615 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10616 sse2_punpcklqdq): Allow operand2 in memory.
10617 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10618 sse2_movsd): Add memory alternatives.
10619 (sse_storelps): Turn expander into an insn; split after reload.
10620 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10621 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10623 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10625 * configure.ac (DWARF-2 debug_line): Use objdump.
10626 * configure: Regenerate.
10628 2005-01-08 Jeff Law <law@redhat.com>
10629 Diego Novillo <dnovillo@redhat.com>
10631 PR tree-optimization/18241
10632 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10633 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10634 statements with volatile operands.
10635 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10636 operands after marking a statement with has_volatile_ops.
10638 2005-01-08 Roger Sayle <roger@eyesopen.com>
10640 * tree.c (int_fits_type_p): Always honor integer constant
10641 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10643 2005-01-08 Roger Sayle <roger@eyesopen.com>
10645 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10646 the latent bug in rtl_delete_block has been resolved.
10648 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10650 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10651 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10653 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10655 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10656 library as @multilib_dir@/$(SHLIB_SONAME).
10658 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10660 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10661 * configure: Regenerate.
10663 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10665 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10668 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10671 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10672 Convert non-word aligned offset address using ld/std into
10675 2005-01-07 Richard Henderson <rth@redhat.com>
10677 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10679 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10681 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10683 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10685 PR tree-optimization/19283
10686 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10687 is not shorter than the original type.
10689 PR rtl-optimization/19012
10690 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10692 PR rtl-optimization/18861
10693 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10694 (FULL_STATE): Define.
10695 (mark_tablejump_edge): New function.
10696 (purge_dead_tablejump_edges): New function.
10697 (find_bb_boundaries): Use it.
10699 PR tree-optimization/18828
10700 * builtins.c (expand_builtin_next_arg): Remove argument and all
10701 the argument checking.
10702 (expand_builtin): Adjust caller.
10703 (expand_builtin_va_start): Likewise. Remove error for too many
10705 (fold_builtin_next_arg): Issue error for too many arguments.
10706 After checking arguments, replace them with magic arguments that
10707 prevent further checking of the args.
10709 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10711 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10713 2005-01-06 Roger Sayle <roger@eyesopen.com>
10716 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10717 and %{.S:...} (and their negative variants) to test whether the
10718 input file is assembler or pre-processed-assembler independent of
10719 the actual filename extension.
10721 2005-01-06 Roger Sayle <roger@eyesopen.com>
10723 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10724 of sign or zero extended values.
10726 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10728 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10729 for IBM long double format correctly.
10731 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10733 Fix PR tree-optimization/18792
10735 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10736 to first_loop_depth, and use loop depth instead of loop number.
10737 (build_classic_dir_vector): Ditto.
10738 (compute_data_dependences_for_loop): Use depth, not loop number.
10739 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10740 number. Pass in loops, instead of loop numbers.
10741 (gather_interchange_stats): Ditto.
10742 (linear_transform_loops): Ditto.
10744 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10747 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10748 biv_fits_mode_p, extension_within_bounds_p): New functions.
10749 (check_ext_dependent_givs): Use them.
10751 2005-01-06 Roger Sayle <roger@eyesopen.com>
10753 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10754 more than one barrier, in which case we should delete them all.
10756 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10758 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10760 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10762 Fix PR middle-end/19286
10764 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10765 output this subprogram, simply ignore this attempt to do it again.
10766 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10767 origin attribute if it's not possible.
10768 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10769 (decls_for_scope): Ditto.
10770 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10771 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10773 2005-01-05 Richard Henderson <rth@redhat.com>
10776 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10777 (bdesc_2arg): Use it.
10778 (ix86_expand_binop_builtin): Force operands into registers
10780 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10781 ix86_expand_sse_compare, ix86_expand_sse_comi,
10782 ix86_expand_builtin): Likewise.
10784 2005-01-05 Richard Henderson <rth@redhat.com>
10786 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10788 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10789 (mulv4hi3): Set itanium_class mmmul.
10790 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10791 (fpack): Rename from fpack_sfsf.
10793 2005-01-05 Richard Henderson <rth@redhat.com>
10796 * reload1.c (do_input_reload): Restrict the optimization deleteing
10797 a previous output reload to RELOAD_FOR_INPUT.
10799 2005-01-05 Steven Bosscher <stevenb@suse.de>
10801 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10802 comment that we fall through after case.
10803 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10804 (distribute_links): Likewise.
10805 * cse.c (cse_insn): Likewise.
10806 * cselib.c (cselib_invalidate_mem): Likewise.
10807 * df.c: Update comments at the top of the file.
10808 (read_modify_subreg_p): Update comments here too.
10809 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10810 * flow.c (mark_set_1): Likewise.
10811 (mark_used_regs): Likewise.
10812 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10813 (canon_list_insert): Likewise.
10814 (mark_set): Likewise.
10815 (try_replace_reg): Likewise.
10816 (store_killed_in_insn): Likewise.
10817 * loop.c (count_one_set): Likewise.
10818 (basic_induction_var): Likewise.
10819 * postreload-gcse.c (find_mem_conflicts): Likewise.
10820 * postreload.c (reload_combine_note_store): Likewise.
10821 (move2add_note_store): Likewise.
10822 * reload.c (find_equiv_reg): Likewise.
10823 (mark_referenced_resources): Likewise.
10824 * rtlanal.c (set_noop_p): Likewise.
10825 (note_stores): Likewise.
10826 (note_uses): Likewise.
10827 * sched-deps.c (sched_analyze_1): Likewise.
10828 * sched-rgn.c (check_live_1): Likewise.
10829 (update_live_1): Likewise.
10830 * config/i860/i860.c: Likewise.
10832 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10834 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10836 * doc/rtl.texi: Update documentation for bit-fields and SET.
10838 2005-01-05 Roger Sayle <roger@eyesopen.com>
10840 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10842 2005-01-05 Jan Hubicka <jh@suse.cz>
10843 Richard Henderson <rth@redhat.com>
10846 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10849 2005-01-05 Richard Henderson <rth@redhat.com>
10852 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10853 (sse_shufps): Change operand 3 to const_int_operand.
10854 (sse2_storelps): Fix typo in template.
10855 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10856 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10857 (ix86_expand_builtin): Likewise.
10859 2005-01-05 Julian Brown <julian@codesourcery.com>
10861 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10862 as aggregates for AAPCS ABIs.
10864 2005-01-05 Stan Shebs <shebs@apple.com>
10866 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10867 Mach-O getters if ppc64.
10868 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10870 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10871 signed four-byte field for global code case.
10872 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10874 2005-01-05 Roger Sayle <roger@eyesopen.com>
10876 PR middle-end/19100
10877 * c-common.c: Include real.h.
10878 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10879 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10880 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10881 * Makefile.in (c-common.o): Update dependencies.
10883 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10885 * c-parse.in (asm_string): Add trailing semicolon.
10887 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10889 * c-parse.in (asm_string): New. Don't allow wide strings in
10891 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10892 asm_string instead of STRING.
10894 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10896 * c-typeck.c (constructor_no_implicit): Remove.
10897 (set_designator, process_init_element): Don't check
10898 constructor_no_implicit.
10900 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10901 Kaz Kojima <kkojima@gcc.gnu.org>
10904 * lcm.c (create_pre_exit): New.
10905 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10906 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10908 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10910 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10911 -msoft-float in target_float_switch.
10912 * arm.c (arm_override_options): Fix processing of target_float_switch.
10914 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10916 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10919 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10921 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10922 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10924 2005-01-04 Roger Sayle <roger@eyesopen.com>
10926 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10927 if deleting the then-block allows the test-block to fallthru to the
10930 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10933 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10934 after the full declaration if the are in two different TUs.
10936 2005-01-04 Richard Henderson <rth@redhat.com>
10939 * tree-sra.c (generate_one_element_init): Just
10940 call gimplify_and_add.
10941 (generate_element_init): Record the
10942 new referenced variables and mark them for renaming
10943 and split out to ...
10944 (generate_element_init_1): This.
10945 (scalarize_init): Don't call push_gimplify_context/
10946 pop_gimplify_context.
10948 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10950 * toplev.c (get_src_pwd): Handle failure of getpwd().
10952 2005-01-04 Roger Sayle <roger@eyesopen.com>
10954 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10956 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10957 all the cases handled by it are inverted by invert_truthvalue.
10959 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10961 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10962 (save_register_windowsi): Likewise.
10964 2005-01-04 Richard Henderson <rth@redhat.com>
10966 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10968 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10970 PR middle-end/17767
10971 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10972 any simplifications of vector mode comparison operators.
10973 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10975 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10976 Devang Patel <dpatel@apple.com>
10978 PR tree-optimization/18308
10979 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10980 the operands before creating a new expression.
10981 * dojump.c (do_jump): Make drop_through_label available
10982 for all cases. Add expansion of COND_EXPR.
10984 2005-01-04 Ira Rosen <irar@il.ibm.com>
10986 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10987 INTEGER_CST instead of TREE_CONSTANT.
10988 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10989 instead of TREE_CONSTANT.
10990 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10991 instead of TREE_CONSTANT.
10993 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10995 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10997 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11000 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11001 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11003 2005-01-03 Richard Henderson <rth@redhat.com>
11005 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11006 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11007 fold_convert_const_real_from_real): Split out from ...
11008 (fold_convert_const): ... here.
11010 2005-01-03 Richard Henderson <rth@redhat.com>
11013 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11014 (mov<MMXMODEI>_internal): Likewise.
11015 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11016 Add V2SF case; use it for SSE1; don't use TI.
11017 (movdf_integer): Likewise.
11018 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11020 2005-01-03 Ira Rosen <irar@il.ibm.com>
11022 * tree-vectorizer.c (vect_strip_conversions): New function.
11023 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11024 check for binary class.
11026 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11030 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11032 * gimple-low.c (mark_blocks_with_used_vars): New function.
11033 (mark_blocks_with_used_subblocks): Ditto.
11034 (mark_used_blocks): Ditto.
11035 (pass_mark_used_blocks): New pass.
11036 * tree-inline.c: Include debug.h.
11037 (expand_call_inline): Call outlining_inline_function here.
11038 * tree-optimize.c (init_tree_optimization_passes): Add
11039 pass_mark_used_blocks.
11040 * tree-pass.h (pass_mark_used_blocks): New.
11041 * Makefile.in (tree-inline.o): Add debug.h dependency.
11043 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11045 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11046 VAR_DECLs to have weak_import attribute.
11048 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11051 2004-01-03 Steven Bosscher <stevenb@suse.de>
11053 * passes.c (rest_of_compilation): Don't run regmove if only
11054 flag_expensive_optimizations, require flag_regmove instead.
11056 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11058 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11060 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11061 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11062 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11063 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11065 2005-01-03 Richard Henderson <rth@redhat.com>
11067 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11068 (ia64_const_ok_for_letter_p): New.
11069 (ia64_const_double_ok_for_letter_p): New.
11070 (ia64_extra_constraint): New.
11071 (ia64_expand_vecint_compare): New.
11072 (ia64_expand_vcondu_v2si): New.
11073 (ia64_expand_vecint_cmov): New.
11074 (ia64_expand_vecint_minmax): New.
11075 (ia64_print_operand): Add 'v'.
11076 (ia64_preferred_reload_class): New.
11077 (ia64_vector_mode_supported_p): New.
11078 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11079 (PREFERRED_RELOAD_CLASS): Move to function.
11080 (CONST_OK_FOR_LETTER_P): Move to function.
11081 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11082 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11083 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11084 (EXTRA_CONSTRAINT): Move to function.
11085 * config/ia64/ia64.md: Include vect.md.
11086 (itanium_class): Add mmalua.
11088 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11090 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11091 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11093 (const_int_2bit_operand): New.
11094 (fr_reg_or_0_operand): New.
11095 * config/ia64/ia64-modes.def: Add vector modes.
11096 * config/ia64/ia64-protos.h: Update.
11097 * config/ia64/vect.md: New file.
11099 2005-01-03 Richard Henderson <rth@redhat.com>
11101 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11103 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11106 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11108 (log1pdf2): Change mode of operands[0,1] to DFmode.
11110 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11112 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11113 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11114 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11115 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11116 SPARC_RELAXED_ORDERING.
11118 2005-01-03 Richard Henderson <rth@redhat.com>
11119 Uros Bizjak <uros@kss-loka.si>
11122 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11123 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11124 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11126 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11127 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11128 const_pow2_1_to_128_operand): New predicates.
11130 2005-01-02 Greg McGary <greg@mcgary.org>
11132 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11134 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11135 object. [ptr_type]: Remove unused variable.
11136 Remember nearest addressable array-element or record-component
11137 when checking bitfield components. Tolerate empty BIND_EXPR.
11139 2005-01-01 Richard Henderson <rth@redhat.com>
11141 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11142 that don't narrow the value. Fail for other conversions.
11144 2005-01-01 Richard Henderson <rth@redhat.com>
11147 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11148 * c-lang.c (finish_file): Don't do it here.
11149 * objc/objc-act.c (objc_finish_file): Likewise.
11151 * cgraph.c (decl_assembler_name_equal): New.
11152 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11153 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11154 * cgraph.h (struct cgraph_varpool_node): Add next.
11155 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11156 * varasm.c (assemble_alias): Mark the target as needed.
11158 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11160 PR middle-end/19221
11161 * function.c (get_arg_pointer_save_area): Use entry_of_function
11162 instead of get_insns.
11164 2005-01-01 Roger Sayle <roger@eyesopen.com>
11165 Andrew Pinski <pinskia@physics.uc.edu>
11166 James E. Wilson <wilson@specifixinc.com>
11168 PR rtl-optimization/12092
11169 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11172 2005-01-01 Roger Sayle <roger@eyesopen.com>
11173 Olivier Hainque <hainque@act-europe.fr>
11175 * tree.c (int_fits_type_p): A narrower type always fits in a
11176 wider one, except for negative values into unsigned types.
11178 2005-01-01 Roger Sayle <roger@eyesopen.com>
11180 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11181 with the original constant rather than require TREE_OVERFLOW.
11183 2005-01-01 Steven Bosscher <stevenb@suse.de>
11185 PR middle-end/17544
11186 * c-decl.c (finish_function): If compiling C99, annotate the
11187 compiler generated return with the current file name and line 0.
11188 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11189 the source line is greater than 0.
11190 (remove_bb): Likewise.