1 2005-04-09 Caroline Tice <ctice@apple.com>
3 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4 Remove targetm.have_named_sections test.
5 (fix_edges_for_rarely_executed_code): Likewise.
6 (insert_section_boundary_note): Likewise.
7 (reorder_basic_blocks): Check partitioning flag before calling
8 verify_hot_cold_block_grouping.
9 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
10 the function struct rather than global variables.
11 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
12 (COLD_END_LABEL): Likewise
13 (cold_text_section_label): New static global variable.
14 (cold_end_label): Likewise.
15 (dwarf2out_switch_text_section): Get hot/cold section labels from
16 the function struct rather than global variables.
17 (output_aranges): Use cold_text_section_label and cold_end_label;
18 check partitioning flag before putting out delta.
19 (output_ranges): Remove incorrect code attempting to use
21 (output_line_info): Get cold section label from function struct.
22 (add_location_or_const_value_attribute): Likewise.
23 (get_subprogram_die): Get hot/cold section labels from function struct.
24 (dwarf2out_var_location): Likewise.
25 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
26 write out cold_text_section_label if partition flag is set.
27 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
28 * function.h (struct function): Add new fields to point to hot/cold
29 section labels: hot_section_label, cold_section_label,
30 hot_section_end_label and cold_section_end_label; also add new field
31 for cold text section name, unlikely_text_section_name.
32 * opts.c (decode_options): Turn off partitioning flag if
33 !targetm.have_named_sections.
34 * output.h (hot_section_label): Remove.
35 (hot_section_end_label): Remove.
36 (cold_section_end_label): Remove.
37 (unlikely_section_label): Remove.
38 (unlikely_text_section_name): Remove.
39 * passes.c (rest_of_handle_final): Remove code that frees
40 unlikely_text_section_name.
41 * varasm.c (unlikely_section_label): Remove.
42 (hot_section_label): Remove.
43 (hot_section_end_label): Remove.
44 (cold_section_end_label): Remove.
45 (unlikely_text_section_name): Remove.
46 (initialize_cold_section_name): Modify to call
47 targetm.strip_name_encoding; to store cold section name in current
48 function struct, if it exists; and to only use the decl_section_name
49 if flag_named_sections is true.
50 (unlikely_text_section): Modify to get section name out of current
51 function struct, if there is one; otherwise build it from
52 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
53 (in_unlikely_text_section): Likewise.
54 (named_section): Modify to get/put cold section name in current function
55 struct, if there is one.
56 (function_section): Change 'bool unlikely' to 'int reloc'; check
57 targetm.have_named_sections before calling named_section.
58 (current_function_section): Likewise.
59 (assemble_start_function): Modify to get/put unlikely_text_section_name
60 in current function struct; modify to get hot/cold section labels
61 from function struct; initialize labels using
62 ASM_GENERATE_INTERNAL_LABEL;
63 test partitioning flag before writing out hot section label.
64 (assemble_end_function): Test partitioning flag before writing out
65 hot/cold section labels.
66 (default_section_type_flags_1): Modify to use array instead of
67 char* for unlikely_text_section_name; set flags correctly for
68 cold text section if there is not a current function decl.
70 2005-04-09 Jakub Jelinek <jakub@redhat.com>
72 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
73 and TI_VA_LIST_FPR_COUNTER_FIELD.
74 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
75 * tree-pass.h (pass_stdarg): Add.
76 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
77 * tree-stdarg.c: New file.
78 * tree-stdarg.h: New file.
79 * Makefile.in (OBJS-common): Add tree-stdarg.o.
80 (tree-stdarg.o): Add dependencies.
81 * function.h (struct function): Add va_list_gpr_size and
82 va_list_fpr_size fields.
83 * function.c (allocate_struct_function): Initialize them.
84 * target.h (struct gcc_target): Add stdarg_optimize_hook.
85 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
86 (TARGET_INITIALIZER): Add it.
88 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
89 va_list_{g,f}pr_counter_field.
90 (ix86_setup_incoming_varargs): Don't do anything if reg_save
91 area will not be used. Only save registers that tree-stdarg.c
92 detected they need saving.
93 (ix86_va_start): Don't set up fields that won't be used.
95 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
96 va_list_{g,f}pr_counter_field.
97 (setup_incoming_varargs): Don't do anything if reg_save
98 area will not be used. Only save registers that tree-stdarg.c
99 detected they need saving.
100 (rs6000_va_start): Don't set up fields that won't be used.
102 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
103 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
104 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
105 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
107 2005-04-09 Jakub Jelinek <jakub@redhat.com>
110 * config/i386/i386.c (construct_container): Pass empty aligned
111 struct, union or class in memory.
113 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
115 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
116 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
117 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
118 config/rs6000/predicates.md: Fix comment typos.
120 * sched-int.h (haifa_insn_data): Remove blockage and units.
121 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
122 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
123 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
125 2005-04-09 Jan Hubicka <jh@suse.cz>
126 Steven Bosscher <stevenb@suse.de>
128 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
129 * cfgloop.c (get_loop_exit_edges): Likewise.
130 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
132 * loop-unroll.c (analyze_insns_in_loop): Likewise.
133 * tree-cfg.c (dump_cfg_status): Likewise.
135 2005-04-09 David Edelsohn <edelsohn@gnu.org>
137 * config/rs6000/predicates.md (altivec_register_operand): Remove
138 redundant match_code test.
139 (gpc_reg_operand): Same.
140 (cc_reg_operand): Same.
141 (cc_reg_not_cr0_operand): Same.
143 2005-04-09 Jan Hubicka <jh@suse.cz>
145 Forgotten hunk from my last merge patch:
146 * final.c (output_addr_const): Do not call mark_referenced.
148 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
150 * doc/tree-ssa.texi: Add immediate use documentation.
152 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
154 * arm.c (FL_WBUF): Define.
155 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
156 (arm_is_6_or_7): Delete.
157 (arm_tune_wbuf): New.
158 (arm_override_options): Set arm_tune_wbuf.
159 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
160 (arm_is_6_or_7): Delete declaration.
161 (arm_tune_wbuf): New declartion.
162 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
163 (model_wbuf): Derive from arm_tune_wbuf.
164 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
165 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
166 (arm740t): Mark CPUs as having a write buffer.
168 2005-04-09 Uros Bizjak <uros@kss-loka.si>
170 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
171 of 'const_double_operand' in operand 2 constraints. Update enable
174 2005-04-09 Uros Bizjak <uros@kss-loka.si>
176 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
177 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
178 * optabs.h (enum optab_index): Add new OTI_lfloor.
179 (lfloor_optab): Define corresponding macro.
180 * optabs.c (init_optabs): Initialize lfloor_optab.
181 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
182 and lfloordi2 patterns.
183 * builtins.c (expand_builtin_int_roundingfn): New prototype.
184 (expand_builtin_int_roundingfn): New function.
185 (fold_builtin_int_roundingfn): New prototype.
186 (fold_builtin_int_roundingfn): New function, renamed from
188 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
189 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
190 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
191 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
192 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
193 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
194 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
195 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
196 into lfloor built-in function and (long long int)floor{,f,l} into
197 llfloor built-in function.
198 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
201 2005-04-08 Ian Lance Taylor <ian@airs.com>
203 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
204 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
205 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
206 (DO_COND, DO_BODY): Likewise.
207 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
208 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
209 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
210 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
211 (build_continue_stmt, build_break_stmt): Don't declare.
212 (c_do_switch_warnings): Update declaration.
213 * c-gimplify.c (enum bc_t): Remove.
214 (struct c_gimplify_ctx, ctxp): Remove.
215 (push_context, pop_context): Remove static functions.
216 (c_genericize): Don't call push_context or pop_context.
217 (begin_bc_block, finish_bc_block): Remove static functions.
218 (build_bc_goto): Likewise.
219 (gimplify_c_loop): Likewise.
220 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
221 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
222 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
223 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
224 * c-common.c (c_do_switch_warnings): Rename from
225 c_do_switch_warnings_1.
226 (c_do_switch_warnings) [old version]: Remove.
227 (c_do_switch_expr_warnings): Remove.
228 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
229 function instead of c_do_switch_expr_warnings.
230 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
231 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
232 * c-pretty-print.c (pp_c_statement): Likewise.
233 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
235 2005-04-08 Diego Novillo <dnovillo@redhat.com>
237 Merge from tree-cleanup-branch: VRP, store CCP, store
238 copy-prop, incremental SSA updating of FUD chains and
239 newly exposed symbols.
241 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
242 (OBJS-common): Add tree-vrp.o.
243 (tree-vrp.o): New rule.
244 * basic-block.h (nearest_common_dominator_for_set): Declare.
245 * common.opt (ftree-store-ccp): New flag.
246 (ftree-copy-prop): New flag.
247 (ftree-vrp): New flag.
248 (ftree-store-copy-prop): New flag.
249 * dominance.c (nearest_common_dominator_for_set): New.
250 * domwalk.c (walk_dominator_tree): Only traverse
251 statements in blocks marked in walk_data->interesting_blocks.
252 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
253 * fold-const.c (fold): Handle ASSERT_EXPR.
254 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
255 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
256 flag_tree_vrp at -O2.
257 * timevar.def (TV_TREE_VRP): Define.
258 (TV_TREE_COPY_PROP): Define.
259 (TV_TREE_STORE_COPY_PROP): Define.
260 (TV_TREE_SSA_INCREMENTAL): Define.
261 (TV_TREE_STORE_CCP): Define.
262 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
263 to kill_redundant_phi_nodes from comment.
264 (verify_expr): Handle ASSERT_EXPR.
265 * tree-dfa.c (mark_new_vars_to_rename): Remove second
266 argument. Update all users.
267 (mark_call_clobbered_vars_to_rename): Remove. Update all
269 * tree-flow-inline.h (unmodifiable_var_p): New.
270 * tree-flow.h (enum value_range_type): Declare.
271 (struct value_range_def): Declare.
272 (value_range): Declare.
273 (remove_all_phi_nodes_for): Remove. Update all users.
274 (find_phi_node_for): Declare.
275 (add_type_alias): Declare.
276 (count_uses_and_derefs): Declare.
277 (kill_redundant_phi_nodes): Remove.
278 (rewrite_into_ssa): Remove.
279 (rewrite_def_def_chains): Remove.
280 (update_ssa, register_new_name_mapping, create_new_def_for,
281 need_ssa_update_p, name_registered_for_update_p,
282 release_ssa_name_after_update_ssa, dump_repl_tbl,
283 debug_repl_tbl, dump_names_replaced_by,
284 debug_names_replaced_by, mark_sym_for_renaming,
285 mark_set_for_renaming, get_current_def, set_current_def,
286 get_value_range, dump_value_range, debug_value_range,
287 dump_all_value_ranges, debug_all_value_ranges,
288 expr_computes_nonzero, loop_depth_of_name,
289 unmodifiable_var_p): Declare.
290 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
292 * tree-into-ssa.c (block_defs_stack): Update comment.
293 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
294 syms_to_rename, names_to_release, repl_tbl,
295 need_to_initialize_update_ssa_p, need_to_update_vops_p,
296 need_to_replace_names_p): New locals.
297 (NAME_SETS_GROWTH_FACTOR): Define.
298 (struct repl_map_d): Declare.
299 (struct mark_def_sites_global_data): Add field
301 (enum rewrite_mode): Declare.
302 (REGISTER_DEFS_IN_THIS_STMT): Define.
303 (compute_global_livein): Use last_basic_block instead of
305 (set_def_block): Remove last argument. Update all callers.
306 (prepare_use_operand_for_rename): Remove. Update all callers.
307 (prepare_def_operand_for_rename): Remove. Update all callers.
308 (symbol_marked_for_renaming): New.
311 (repl_map_hash): New.
313 (repl_map_free): New.
314 (names_replaced_by): New.
315 (add_to_repl_tbl): New.
316 (add_new_name_mapping): New.
317 (mark_def_sites): Assume that all the operands in the
318 statement are in normal form.
319 (find_idf): Assert that the block in the stack is valid.
320 (get_default_def_for): New.
321 (insert_phi_nodes_for): Add new argument 'update_p'.
323 If update_p is true, add a new mapping between the LHS of
324 each new PHI and the name that it replaces.
325 (insert_phi_nodes_1): Only call find_idf if needed.
326 (get_reaching_def): Call get_default_def_for.
327 (rewrite_operand): Remove.
328 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
329 and REWRITE_THIS_STMT are false.
330 Assume that all the operands in the statement are in
332 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
333 (rewrite_virtual_phi_arguments): Remove.
334 (invalidate_name_tags): Remove.
335 (register_new_update_single, register_new_update_set,
336 rewrite_update_init_block, replace_use,
337 rewrite_update_fini_block, rewrite_update_stmt,
338 rewrite_update_phi_arguments): New.
339 rewrite_blocks): Remove argument 'fix_virtual_phis'.
340 Add arguments 'entry', 'what' and 'blocks'.
341 Initialize the dominator walker according to 'what' and
343 Start the dominator walk at 'entry'.
344 (mark_def_site_blocks): Add argument 'interesting_blocks'.
345 Use it to configure the dominator walker.
346 (rewrite_into_ssa): Remove argument 'all'.
348 (rewrite_all_into_ssa): Remove.
349 (rewrite_def_def_chains): Remove.
350 (mark_def_interesting, mark_use_interesting,
351 prepare_phi_args_for_update, prepare_block_for_update,
352 prepare_def_site_for, prepare_def_sites,
353 dump_names_replaced_by, debug_names_replaced_by,
354 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
355 delete_update_ssa, create_new_def_for,
356 register_new_name_mapping, mark_sym_for_renaming,
357 mark_set_for_renaming, need_ssa_update_p,
358 name_registered_for_update_p, ssa_names_to_replace,
359 release_ssa_name_after_update_ssa,
360 insert_updated_phi_nodes_for, update_ssa): New.
361 * tree-loop-linear.c (linear_transform_loops): Call
362 update_ssa instead of rewrite_into_ssa.
363 * tree-optimize.c (vars_to_rename): Remove.
365 (init_tree_optimization_passes): Replace
366 pass_redundant_phi with pass_copy_prop.
368 Replace pass_ccp with pass_store_ccp.
369 Add pass_store_copy_prop after pass_store_ccp.
370 (execute_todo): If the TODO_ flags don't include updating
371 the SSA form, assert that it does not need to be updated.
372 Call update_ssa instead of rewrite_into_ssa and
373 rewrite_def_def_chains.
374 If TODO_verify_loops is set, call verify_loop_closed_ssa.
375 (tree_rest_of_compilation):
376 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
377 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
378 TODO_cleanup_cfg): Renumber.
379 (TODO_verify_loops, TODO_update_ssa,
380 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
381 TODO_update_ssa_only_virtuals): Define.
382 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
384 * tree-phinodes.c (make_phi_node): Update documentation.
385 (remove_all_phi_nodes_for): Remove.
386 (find_phi_node_for): New.
387 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
388 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
389 (interpret_rhs_modify_expr): Likewise.
390 * tree-sra.c (decide_instantiations): Mark all symbols in
391 SRA_CANDIDATES for renaming.
392 (mark_all_v_defs_1): Rename from mark_all_v_defs.
393 (mark_all_v_defs): New function. Update all users to call it
394 with the whole list of scalarized statements, not just the
396 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
397 (compute_flow_insensitive_aliasing): If the tag is
398 unmodifiable and the variable isn't or vice-versa, don't
399 make them alias of each other.
400 (setup_pointers_and_addressables): If the type tag for
401 VAR is about to change, mark the old one for renaming.
402 (add_type_alias): New.
403 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
404 (ccp_lattice_t): Rename from latticevalue.
405 (value): Remove. Update all users.
406 (const_val): New local variable.
407 (do_store_ccp): New local variable.
408 (dump_lattice_value): Handle UNINITIALIZED.
409 (debug_lattice_value): New.
410 (get_default_value): Re-write.
411 (set_lattice_value): Re-write.
412 (def_to_varying): Remove. Update all users.
413 (likely_value): Return VARYING for statements that make
414 stores when STORE_CCP is false.
415 Return VARYING for any statement other than MODIFY_EXPR,
416 COND_EXPR and SWITCH_EXPR.
417 (ccp_initialize): Re-write.
418 (replace_uses_in, replace_vuse_in, substitute_and_fold):
419 Move to tree-ssa-propagate.c.
420 (ccp_lattice_meet): Handle memory stores when
421 DO_STORE_CCP is true.
422 (ccp_visit_phi_node): Likewise.
423 (ccp_fold): Likewise.
424 (evaluate_stmt): Likewise.
425 (visit_assignment): Likewise.
426 (ccp_visit_stmt): Likewise.
427 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
431 (do_ssa_store_ccp): New.
432 (gate_store_ccp): New.
433 (pass_store_ccp): Declare.
434 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
435 (may_propagate_copy): Reformat.
436 Don't abort if ORIG is a virtual and DEST isn't.
437 If NEW does not have alias information but DEST does,
439 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
440 copy_prop_kind, which_copy_prop): Declare.
441 (stmt_may_generate_copy, get_copy_of_val,
442 get_last_copy_of, set_copy_of_val, dump_copy_of,
443 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
444 copy_prop_visit_stmt, copy_prop_visit_phi_node,
445 init_copy_prop, fini_copy_prop, execute_copy_prop,
446 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
447 store_copy_prop): New.
448 (pass_copy_prop, pass_store_copy_prop): Declare.
449 * tree-ssa-dom.c (struct opt_stats_d): Add fields
450 'num_const_prop' and 'num_copy_prop'.
451 (cprop_operand): Update them.
452 (dump_dominator_optimization_stats): Dump them.
453 (tree_ssa_dominator_optimize): Call update_ssa instead of
455 (loop_depth_of_name): Declare extern.
456 (simplify_cond_and_lookup_avail_expr): Guard against NULL
457 values for LOW or HIGH.
458 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
459 (record_equivalences_from_stmt): Call expr_computes_nonzero.
460 (cprop_operand): Only propagate if VAL != OP.
461 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
462 statement for renaming.
463 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
464 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
465 add_type_alias if necessary.
466 Call mark_new_vars_to_rename.
467 (tree_ssa_iv_optimize): If new symbols need to be renamed,
468 mark every statement updated, call update_ssa and
469 rewrite_into_loop_closed_ssa.
470 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
471 from LIVEIN if VAR is a virtual.
472 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
473 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
474 (get_call_expr_operands): Reformat statement.
475 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
477 * tree-ssa-propagate.c (ssa_prop_init): Initialize
478 SSA_NAME_VALUE for every name.
479 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
480 get_value_loaded_by): New.
481 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
482 substitute_and_fold): Move from tree-ssa-ccp.c.
483 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
484 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
485 get_value_loaded_by, replace_uses_in, substitute_and_fold):
487 * tree-ssa.c (verify_use): Fix error message.
488 (propagate_into_addr, replace_immediate_uses, get_eq_name,
489 check_phi_redundancy, kill_redundant_phi_nodes,
490 pass_redundant_phi): Remove. Update all users.
491 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
492 add_type_alias, if necessary.
493 * tree-vectorizer.h (struct _stmt_vect_info): Update
494 documentation for field 'memtag'.
495 * tree-vrp.c: New file.
496 * tree.def (ASSERT_EXPR): Define.
497 * tree.h (ASSERT_EXPR_VAR): Define.
498 (ASSERT_EXPR_COND): Define.
499 (SSA_NAME_VALUE_RANGE): Define.
500 (struct tree_ssa_name): Add field 'value_range'.
501 (PHI_REWRITTEN): Remove.
502 (struct tree_phi_node): Remove field 'rewritten'.
503 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
504 -ftree-store-copy-prop): Document.
505 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
506 Document usage of update_ssa.
508 2005-04-08 David Edelsohn <edelsohn@gnu.org>
511 * config/rs6000/predicates.md (altivec_register_operand): Accept
513 (and64_operand): Do not limit CONST_INT to mask64_operand.
514 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
515 (and_operand): Do not limit CONST_INT to mask_operand.
517 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
519 PR rtl-optimization/20466
520 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
521 for overlap of the address of each list member.
522 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
524 2005-04-08 Mike Stump <mrs@apple.com>
526 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
528 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
531 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
533 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
535 * function.c (push_function_context_to): Don't set
537 * function.h (function): Remove contains_functions.
538 (current_function_contains_functions): Remove.
540 * function.h (function): Remove instrument_entry_exit.
541 (current_function_instrument_entry_exit): Remove.
543 * function.h (nonlocal_labels): Remove.
545 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
547 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
548 (check_attr_value, write_attr_get, write_expr_attr_cache,
549 find_attr, make_internal_attr): Don't reference negative_ok or
551 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
552 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
553 (ATTR_STATIC): Adjust the value.
555 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
557 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
559 * config/s390/tpf.h (ASM_SPEC): Define.
561 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
563 * tree-flow.h: Remove the prototype for
564 redirect_immediate_uses.
565 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
567 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
569 * arm.c (arm_const_double_by_parts): New function.
570 * arm-protos.h (arm_const_double_by_parts): Add prototype.
571 * arm.md (define_split for 64-bit constants): Add another one.
573 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
575 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
577 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
579 * system.h: Revert last change.
581 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
583 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
584 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
585 (TARGET_SWITCHES): Delete.
586 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
587 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
588 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
589 * config/xtensa/xtensa.opt: New file.
591 2005-04-08 Ben Elliston <bje@au.ibm.com>
593 * config/fp-bit.c: Include L_mul_tf in #endif comment.
594 * config/fp-bit.h: Tidy comments.
596 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
598 * system.h: Poison PARAMS.
600 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
602 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
603 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
604 (TARGET_SWITCHES): Delete.
605 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
606 * config/vax/vax.opt: New file.
608 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
610 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
612 2005-04-07 Ian Lance Taylor <ian@airs.com>
614 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
616 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
617 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
620 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
622 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
623 all immediate uses in PHI nodes.
625 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
627 * arm.c (arm_const_double_inline_cost): Handle any constant by
628 using gen_lowpart and gen_highpart_mode.
629 (note_invalid_constants): All constants in an RTX with a constraint
630 that permits memory are now pushed to the constant pool.
631 (output_move_double): Delete code to handle reg to reg and
632 constant to reg moves.
633 (const_double_needs_minipool, output_mov_immediate): Delete.
634 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
635 CONST_INT and CONST_VECTOR.
636 * arm.md (ANY64): New mode macro.
637 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
638 (movdf_soft_insn): Split reg-reg and const-reg moves.
639 (split patterns for 64-bit constant and register moves): New.
640 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
641 (cirrus_movdf_hard_insn): Likewise.
642 * fpa.md (movdf_fpa): Likewise.
643 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
644 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
646 (movv2si_internal_2): Likewise.
647 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
648 (movdf_vfp): Likewise.
649 * arm-protos.h (output_mov_immediate): Delete prototype.
651 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
654 * simplify-rtx.c (simplify_unary_operation_1): Check
655 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
657 2005-04-06 James E Wilson <wilson@specifixinc.com>
660 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
663 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
665 * coverage.h (GCOV_TYPE_NODE): Delete.
666 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
667 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
668 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
669 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
670 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
672 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
675 * Makefile.in (gcc.pot): Remove options.c dependency.
676 * optc-gen.awk: Don't quote help strings with N_().
678 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
680 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
681 the function returns a pointer type.
683 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
685 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
686 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
687 * doc/invoke.texi: Documnet salias-max-implicit-fields.
688 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
689 explicit_uses members.
690 (get_or_create_used_part_for): Initialize new fields.
691 (fieldoff_compare): New function.
692 (create_overlap_variables_for): Count number of fields, use
693 heuristic to determine whether to create subvars for vars with
695 Sort the field list by offset and avoid creating duplicate SFT's.
697 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
699 * c.opt (-F): Remove trailing whitespace from help string.
700 (-finput-charset): Use a tab to separate the switch name and help
702 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
703 (-ftree-vectorizer-verbose): Likewise.
705 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
707 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
708 a PHI argument where a use occurs instead of all PHI arguments.
710 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
712 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
715 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
717 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
718 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
719 config/bfin/bfin.h: Fix comment typos.
721 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
723 * doc/install.texi: Update the URL for Jacks.
724 * doc/sourcebuild.texi: Likewise.
726 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
729 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
730 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
732 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
734 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
736 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
738 * config/v850/v850-protos.h (override_options): Delete.
739 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
740 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
741 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
742 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
743 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
744 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
745 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
746 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
747 (OVERRIDE_OPTIONS): Delete.
748 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
749 (small_memory_info): Remove the value field.
750 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
752 * config/v850/v850.c (small_memory): Remove the value field.
753 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
754 (override_options): Delete.
755 (v850_handle_memory_option, v850_handle_option): New functions.
756 * config/v850/v850.opt: New file.
758 2005-04-06 Geoffrey Keating <geoffk@apple.com>
760 * config.host: Add a section for generic hosts, and a subsection
761 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
762 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
763 * config/host-darwin.h: New.
764 * config/x-darwin: New.
765 * config/i386/host-i386-darwin.c: New.
766 * config/i386/x-darwin: New.
767 * config/rs6000/host-darwin.c: Include host-darwin.h.
768 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
769 (darwin_rs6000_gt_pch_use_address): Likewise.
770 * config/rs6000/x-darwin: Change name of .o built, update
771 dependencies for changes to rs6000/host-darwin.c.
773 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
776 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
778 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
780 * tree-vect-analyze.c (vect_analyze_loop_form): Call
781 split_loop_exit_edge instead of loop_split_edge_with.
783 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
785 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
786 UNSPEC_SET_VSCR): New constants, used throughout.
788 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
790 (altivec_vspltis<VI_char>): ... this pattern, using
791 a QImode const_int_operand for the immediate.
792 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
795 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
798 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
800 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
802 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
804 2005-04-06 Ben Elliston <bje@au.ibm.com>
806 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
807 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
808 macros as living in "this file" and not gcc.h.
810 2005-04-06 Ben Elliston <bje@au.ibm.com>
812 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
813 -ftree-live_range_split. Perhaps renamed at some point?
815 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
818 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
819 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
821 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
823 * tree-flow.h (number_of_iterations_cond): Declaration removed.
824 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
825 (number_of_iterations_special): New function.
826 (number_of_iterations_exit): Use number_of_iterations_special.
827 Use simplify_using_outer_evolutions only at -O3.
828 (number_of_iterations_cond, tree_simplify_using_condition,
829 simplify_using_initial_conditions, loop_niter_by_eval,
830 compare_trees, can_count_iv_in_wider_type_bound,
831 simplify_using_outer_evolutions): Use fold_build.
833 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
835 * doc/install.texi (Configuration): Document --with-java-home.
837 2005-04-05 Richard Henderson <rth@redhat.com>
841 * config/i386/i386.c (print_operand): Handle vector zeros.
842 (ix86_split_to_parts): Handle CONST_VECTOR.
843 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
844 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
845 what modes to tie for MMX and SSE registers.
846 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
847 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
848 to vector modes as well.
849 * config/i386/predicates.md (const0_operand): Handle VOIDmode
850 properly as an input mode.
852 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
854 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
856 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
858 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
860 2005-04-05 Jakub Jelinek <jakub@redhat.com>
862 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
863 and local functions, set sse_nregs to 8 and float_in_sse.
864 (function_arg_advance, function_arg): If float_in_sse, pass
865 SFmode and DFmode arguments in SSE registers.
866 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
868 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
871 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
873 * config/i386/i386-protos.h (ix86_function_value): Accept two
874 arguments, like the target macro.
875 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
876 * config/i386/i386.c (ix86_function_value): Accept the second
877 argument of the target macro.
878 (ix86_function_ok_for_sibcall): Pass a function pointer to
880 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
881 call to ix86_value_regno).
882 (ix86_value_regno): Add support for returning floating point values
885 2005-04-05 Jakub Jelinek <jakub@redhat.com>
887 PR tree-optimization/20076
888 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
889 that call __builtin_return or __builtin_apply_args.
891 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
893 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
894 Use immediate use iterator.
895 (stmt_is_bumper_for_loop): Use immediate use iterator.
896 * predict.c (strip_builtin_expect): Use update_stmt.
897 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
898 on all elements of a STATEMENT_LIST.
899 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
900 (bsi_remove): Remove imm_use links and mark the stmt as modified.
901 (bsi_replace): Mark stmt as modified and the update it.
902 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
903 (expand_complex_libcal): Call update_stmt.
904 (expand_complex_comparison): Call mark_stmt_modified.
905 (expand_complex_operations_1): Call update_stmt_if_modified.
906 (expand_vector_operations_1): Call mark_stmt_modified.
907 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
908 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
909 add_immediate_use, redirect_immediate_use,
910 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
911 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
912 (mark_new_vars_to_rename): Call update_stmt.
913 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
914 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
916 (unmodify_stmt): Delete.
917 (update_stmt): New. Force an update of a stmt.
918 (update_stmt_if_modified): update a stmt if it is out of date.
919 (get_stmt_operands): Verify stmt is NOT modified.
920 (stmt_modified_p): Update comment.
921 (delink_imm_use): Remove a use node from its immuse list.
922 (link_imm_use_to_list): Link a use node to a specific list.
923 (link_imm_use): Link a node to the correct list.
924 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
925 it in the correct list, if appropriate.
926 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
927 (relink_imm_use): Link a use node in place of another node in a list.
928 (relink_imm_use_stmt): LInk a node in place of another node, and set
930 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
931 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
932 (first_safe_imm_use): New. Initialize a safe immuse iterator.
933 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
934 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
935 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
936 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
937 (has_zero_uses): New. Return true if there are no uses of a var.
938 (has_single_use): New. Return true if there is only a single use of a
940 (single_imm_use): New. Return the simgle immediate use.
941 (num_imm_uses): New. Return the number of immediate uses.
942 (get_v_must_def_ops): Use is now a pointer.
943 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
944 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
946 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
947 (delink_stmt_imm_use): Delink all immuses from a stmt.
948 (phi_arg_index_from_use): New. Return a phi arg index for a use.
949 * tree-flow.h (struct dataflow_d): Delete.
950 (immediate_use_iterator_d): New. Immediate use iterator struct.
951 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
952 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
953 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
955 (struct stmt_ann_d): Remove dataflow_t from struct.
956 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
957 (if_convertible_phi_p): Use FAST immuse iterator.
958 (if_convertible_loop_p): Don't call compute_immediate_uses.
959 (replace_phi_with_cond_modify_expr): Call update_stmt.
960 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
961 update_stmt_if_modified.
962 (rewrite_all_into_ssa): Initialize ssa operands.
963 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
964 compute_immediate_uses.
965 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
966 ssa_property is available.
967 (execute_one_pass): Change parameters passed to execute_todo.
968 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
969 (remove_ssa_form): Call fini_ssa_operands.
970 (insert_backedge_copies): Delete call to modify_stmt.
971 * tree-phinodes.c (make_phi_node): Initialize use nodes.
972 (release_phi_node): Delink any use nodes before releasing.
973 (resize_phi_node): Relink any use nodes.
974 (remove_phi_arg_num): Delink the use node.
975 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
976 (remove_all_phi_nodes_for): Release phi node first.
977 * tree-pretty-print.c (dump_generic_node): Print stmt address.
978 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
979 (scalarize_use, scalarize_copy): Call update_stmt.
980 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
981 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
982 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
983 (ccp_initialize): Remove call to compute_immediate_uses.
984 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
985 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
987 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
988 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
989 (eliminate_redundant_computations): Call mark_stmt_modified.
990 (cprop_operand): Call mark_stmt_modified.
991 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
992 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
993 (dse_optimize_stmt): Use new immuse interface.
994 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
995 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
996 (substitute_single_use_vars): Use new immuse interface.
997 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
998 and compute_immediate_uses.
999 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1001 (rewrite_mem_refs): Call update_stmt.
1002 (determine_lsm): Remove call to compute_imm_uses and free_df.
1003 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1004 (try_unroll_loop_completely): Call update_stmt.
1005 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1006 (rewrite_use_compare): Call update_stmt.
1007 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1008 (rewrite_use) : Call update_stmt.
1009 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1010 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1012 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1013 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1014 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1016 (initialize_vuse_operand): New. Initialize a vuse operand.
1017 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1018 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1019 (finalize_ssa_defs): Use stmt parameter.
1020 (correct_use_link): Ensure a use node is in the correct list, and has
1021 the correct stmt pointer.
1022 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1023 finalize_ssa_v_must_defs): Also initialize use nodes.
1024 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1025 (build_ssa_operands): Seperate parsing from final operand construction.
1026 (parse_ssa_operands): New. Parse entry point for operand building.
1027 (swap_tree_operands): New. Swap 2 tree operands.
1028 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1030 (get_expr_operands): Call swap_tree_operands when needed.
1031 (copy_virtual_operands): Use initialize routines for virtual use ops.
1032 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1033 (verify_abort): New. Issue imm_use error.
1034 (verify_imm_links): New Verify imm_use links for a var.
1035 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1036 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1037 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1038 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1039 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1040 (NULL_USE_OPERAND_P) Define.
1041 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1043 (struct vuse_operand_type): New struct.
1044 (SET_USE): Call set_ssa_use_from_ptr.
1046 (PHI_ARG_INDEX_FROM_USE): Define.
1047 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1048 argument via SET_USE, not PHI_ARG_DEF_TREE.
1049 * tree-ssa-pre.c (eliminate): Call update_stmt.
1050 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1052 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1053 (nearest_common_dominator_of_uses): Use imm_use iterator.
1054 (statement_sink_location): Use imm_use iterator and interface.
1055 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1056 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1057 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1058 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1059 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1060 if new parameter is true.
1061 (init_tree_ssa): Don't initialize operand cache here.
1062 (delete_tree_ssa): Don't destroy operand cache here.
1063 (propagate_into_addr): Pass in a use pointer, return true if anything
1065 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1066 (check_phi_redundancy): Use imm_use iterator.
1067 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1069 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1070 (release_ssa_name): Delink node and all elements in its imm_use list.
1071 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1072 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1073 * tree-vectorizer.c (need_imm_uses_for): Delete.
1074 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1075 * tree.h (struct ssa_imm_use_d): Define.
1076 (SSA_NAME_IMM_USE_NODE): Define.
1077 (struct tree_ssa_name): Add imm_use node.
1079 (PHI_ARG_IMM_USE_NODE): Define.
1080 (struct phi_arg_d): Add imm_use node.
1081 (struct tree_phi_node): Remove struct dataflow_d element.
1082 (TDF_STMTADDR): Define.
1084 2005-04-05 Dale Johannesen <dalej@apple.com>
1086 * doc/invoke.texi (Optimization Options): Remove
1087 duplicate -fcse-follow-jumps. Add -fweb.
1088 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1089 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1091 2005-04-05 Per Bothner <per@bothner.com>
1093 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1094 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1095 (warn_uninit): Get EXPR_LOCUS from context now instead.
1096 This fixes a USE_MAPPED_LOCATION testsuite failure.
1098 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1100 2005-04-05 Per Bothner <per@bothner.com>
1102 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1103 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1104 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1107 2004-04-05 Devang Patel <dpatel@apple.com>
1109 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1110 (lhsr<mode>3): ... new name.
1111 (altivec_vsra<VI_char>): Rename to ..
1112 (ashr<mode>3): ... new name.
1113 * config/rs6000/rs6000.c (builtin_description): Rename shift
1116 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1118 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1119 gen_lowpart_for_combine.
1120 * cse.c (gen_lowpart_if_possible): Move...
1121 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1123 (gen_lowpart_no_emit_general): Use it.
1125 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1127 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1130 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1132 * system.h: Fix typo.
1134 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1136 * config/bfin/bfin-modes.def: New file.
1137 * config/bfin/bfin-protos.h: New file.
1138 * config/bfin/bfin.c: New file.
1139 * config/bfin/bfin.h: New file.
1140 * config/bfin/bfin.md: New file.
1141 * config/bfin/bfin.opt: New file.
1142 * config/bfin/crti.s: New file.
1143 * config/bfin/crtn.s: New file.
1144 * config/bfin/elf.h: New file.
1145 * config/bfin/lib1funcs.asm: New file.
1146 * config/bfin/predicates.md: New file.
1147 * config/bfin/t-bfin: New file.
1148 * config/bfin/t-bfin-elf: New file.
1149 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1150 Document new attributes.
1151 (interrupt, interrupt_handler, saveall): Update documentation for
1153 * doc/install.texi (Specific): Add entry for the Blackfin.
1154 * doc/invoke.texi (Blackfin Options): New section.
1155 * doc/md.texi (Blackfin family): New section to document constraints.
1156 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1158 2005-04-05 Olivier Hainque <hainque@adacore.com>
1160 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1161 match what the system unwinder expects.
1162 * config/mips/mips.c (mips_frame_set): If we're saving the return
1163 address register and the dwarf return address column number differs
1164 from the hard register number, adjust the note reg to refer to the
1167 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1169 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1170 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1171 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1172 (processor_type): New enum.
1173 (mn10300_processor): New variable.
1174 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1175 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1176 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1177 (PROCESSOR_DEFAULT): New macro.
1178 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1179 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1180 (mn10300_handle_option, mn10300_override_options): New functions.
1181 * config/mn10300/mn10300.opt: New file.
1183 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1184 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1186 PR tree-optimization/19903
1187 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1188 that don't fit in their type after conversion.
1190 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1193 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1194 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1195 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1196 flag here. Implement using define_insn_and_split.
1197 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1198 (frndintxf2_mask_pm_i387): New insn patterns.
1199 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1200 Do not set ix86_optimize_mode_switching flag.
1201 (ceilsf2, ceildf2, ceilxf2): Same.
1202 (btruncsf2, btruncdf2, btruncxf2): Same.
1203 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1205 2005-04-05 Ian Lance Taylor <ian@airs.com>
1208 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1209 i386_pe_record_external_function.
1210 (i386_pe_record_external_function): Update declaration.
1211 * config/i386/winnt.c (struct extern_list): Add decl field.
1212 (i386_pe_record_external_function): Add decl parameter.
1213 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1215 * config/i386/i386-protos.h (i386_pe_record_external_function):
1218 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1220 * config/m68k/m68k-protos.h: Add a prototype for
1221 valid_dbcc_comparison_p_2.
1222 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1223 extend_operator, const_uint32_operand, const_sint32_operand,
1224 general_src_operand, nonimmediate_src_operand,
1225 memory_src_operand, post_inc_operand, pre_dec_operand,
1226 pcrel_address): Move to predicates to predicates.md.
1227 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1228 * config/m68k/m68k.md: Include predicates.md.
1229 * config/m68k/predicates.md: New.
1231 2005-04-04 Roger Sayle <roger@eyesopen.com>
1233 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1235 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1237 2005-04-04 Ian Lance Taylor <ian@airs.com>
1239 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1241 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1242 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1243 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1244 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1245 * c-common.c (c_do_switch_warnings_1): New static function broken
1246 out of c_do_switch_warnings.
1247 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1248 (c_do_switch_expr_warnings): New function.
1249 * c-common.h (c_do_switch_expr_warnings): Declare.
1251 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1252 Daniel Jacobowitz <dan@codesourcery.com>
1254 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1256 * rtlanal.c (may_trap_p): Same.
1258 2005-04-04 Dale Johannesen <dalej@apple.com>
1260 * ChangeLog: remove reference to ChangeLog.12.
1262 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1264 CRIS epilogue as RTL.
1265 * config/cris/cris.md: Change all 0 in unspec 0 to
1267 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1268 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1270 ("return"): Change to define_expand. Call cris_expand_return for
1272 ("*return_expanded"): New pattern.
1273 ("epilogue"): New define_expand.
1274 * config/cris/cris.h (PREDICATE_CODES): Add
1275 cris_load_multiple_op.
1276 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1278 (enum cris_retinsn_type): New.
1279 (struct machine_function): New member return_type.
1280 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1281 (cris_target_asm_function_epilogue): Remove, moving RTLified
1283 (cris_expand_epilogue): New function.
1284 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1285 (cris_gen_movem_load, cris_load_multiple_op)
1286 (cris_return_address_on_stack_for_return, cris_expand_return): New
1288 (cris_target_asm_function_prologue)
1289 (cris_initial_frame_pointer_offset): Call
1290 cris_reg_saved_in_regsave_area instead of complicated expression.
1291 Call cris_return_address_on_stack instead of an expression.
1292 (cris_print_operand) <case 'o', case 'O'>: New cases.
1293 (cris_return_address_on_stack): Change return-type to bool.
1294 (cris_simple_epilogue): Ditto. Return false if registers are
1296 * config/cris/cris-protos.h (cris_simple_epilogue)
1297 (cris_return_address_on_stack): Adjust prototype return type.
1298 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1299 (cris_return_address_on_stack_for_return): New prototypes.
1301 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1303 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1304 gpr_or_int12_operand.
1306 * config/frv/frv-protos.h: Add a prototype to
1307 frv_legitimate_memory_operand and frv_const_unspec_p.
1308 (frv_unspec): Move from frv.c.
1309 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1310 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1311 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1312 gpr_or_fpr_operand, gpr_or_int12_operand,
1313 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1314 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1315 int6_operand, int5_operand, uint5_operand, uint4_operand,
1316 uint1_operand, int_2word_operand, uint16_operand,
1317 upper_int16_operand, integer_register_operand,
1318 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1319 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1320 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1321 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1322 move_destination_operand, movcc_fp_destination_operand,
1323 frv_function_symbol_referenced_p, move_source_operand,
1324 condexec_dest_operand, condexec_source_operand,
1325 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1326 const_unspec_operand, gpr_or_memory_operand,
1327 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1328 icc_operand, fcc_operand, cc_operand, icr_operand,
1329 fcr_operand, cr_operand, call_operand, sibcall_operand,
1330 symbolic_operand, relational_operator,
1331 integer_relational_operator, float_relational_operator,
1332 ccr_eqne_operator, minmax_operator,
1333 condexec_si_binary_operator, condexec_si_media_operator,
1334 condexec_si_divide_operator, condexec_si_unary_operator,
1335 condexec_sf_conv_operator, condexec_sf_add_operator,
1336 condexec_memory_operand, intop_compare_operator, acc_operand,
1337 even_acc_operand, quad_acc_operand, accg_operand: Move to
1339 * config/frv/frv.h (PREDICATE_CODES): Remove.
1340 * config/frv/frv.md: Include predicates.md.
1341 * config/frv/predicates.md: New.
1343 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1346 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1347 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1348 (add_standard_iv_candidates_for_size): New function, extracting code
1349 from add_standard_iv_candidates and parameterizing it by type size.
1350 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1352 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1354 * system.h (GCOV_SIZE_TYPE): Unposion.
1355 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1356 (GCOV_TYPE_SIZE): ...this new macro.
1357 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1358 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1359 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1360 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1361 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1362 instead of unsigned_intSI_type_node.
1363 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1364 (rtl_gen_one_value_profiler_no_edge_manipulation)
1365 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1366 * value-prof.c: Include coverage.h.
1368 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1369 Diego Novillo <dnovillo@redhat.com>
1371 Fix PR tree-optimization/20703
1372 Fix PR tree-optimization/20725
1374 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1375 (create_expression_by_pieces): Ditto.
1376 (valid_in_set): Ditto. Also handle tcc_declaration.
1377 (find_or_generate_expression): Handle comparison class.
1378 (insert_into_preds_of_block): Ditto.
1379 (insert_aux): Ditto.
1380 (create_value_expr_from): Handle comparison class, recursively
1381 handle reference nodes.
1382 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1383 (execute_pre): Fix spacing.
1384 (do_fre): Renamed to execute_fre.
1386 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1388 * doc/invoke.texi (SPARC options): Document that
1389 -mlittle-endian is not supported on Linux either.
1391 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1395 * config.gcc (Obsolete configurations): Remove
1396 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1397 (sparclite-*-coff*): Delete.
1398 (sparclite-*-elf*): Likewise.
1399 (sparc86x-*-elf*): Likewise.
1400 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1401 * config/sparc/lite.h: Delete.
1402 * config/sparc/litecoff.h: Likewise.
1403 * config/sparc/liteelf.h: Likewise.
1404 * config/sparc/sp86x-elf.h: Likewise.
1405 * config/sparc/t-sparclite: Likewise.
1406 * config/sparc/t-sp86x: Likewise.
1408 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1410 * config/s390/s390-protos.h: (s390_comparison,
1411 s390_alc_comparison, s390_slb_comparison, const0_operand,
1412 consttable_operand, larl_operand, s_operand,
1413 shift_count_operand, bras_sym_operand, load_multiple_operation,
1414 store_multiple_operation, s390_plus_operand): Remove prototypes.
1415 (s390_legitimate_address_without_index_p): New prototype.
1416 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1418 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1419 const0_operand, consttable_operand, larl_operand, s_operand,
1420 shift_count_operand, bras_sym_operand, load_multiple_operation,
1421 store_multiple_operation, s390_plus_operand): Move to
1423 (check_mode): Remove.
1424 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1426 (s390_legitimate_address_without_index_p): New.
1427 * config/s390/s390.h (PREDICATE_CODES): Remove.
1428 * config/s390/s390.md: Include predicates.md.
1429 * config/s390/predicates.md: New.
1431 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1434 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1435 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1436 (NEED_INDICATE_EXEC_STACK): Define to 1.
1437 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1438 (NEED_INDICATE_EXEC_STACK): Define to 1.
1439 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1440 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1441 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1442 (pic_helper_emitted_p): New global.
1443 (emit_pic_helper): New function extracted from...
1444 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1445 Do not call emit_pic_helper if delay_pic_helper is true.
1446 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1447 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1448 (sparc_file_end): New function.
1450 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1452 * config/mcore/mcore-protos.h: Remove the prototypes for
1453 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1454 mcore_general_movdst_operand, mcore_reload_operand,
1455 mcore_arith_J_operand, mcore_arith_K_operand,
1456 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1457 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1458 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1459 mcore_literal_K_operand, mcore_addsub_operand,
1460 mcore_compare_operand, mcore_load_multiple_operation,
1461 mcore_store_multiple_operation, mcore_call_address_operand.
1462 Add a prototype for const_ok_for_mcore.
1463 * config/mcore/mcore.c (mcore_call_address_operand,
1464 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1465 mcore_arith_reg_operand, mcore_reload_operand,
1466 mcore_arith_J_operand, mcore_arith_K_operand,
1467 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1468 mcore_arith_M_operand, mcore_arith_imm_operand,
1469 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1470 mcore_literal_K_operand, mcore_addsub_operand,
1471 mcore_compare_operand, mcore_load_multiple_operation,
1472 mcore_store_multiple_operation): Move to predicates.md.
1473 (const_ok_for_mcore): Export.
1474 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1475 * config/mcore/mcore.md: Include predicates.md.
1476 * config/mcore/predicates.md: New.
1478 * config/mcore/predicates.md: Fix a comment typo.
1480 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1481 Adrian Straetling <straetling@de.ibm.com>
1483 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1484 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1485 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1487 ("imul"): Removed from "type" attribute.
1488 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1489 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1490 Changed type to imulsi.
1491 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1493 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1495 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1496 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1497 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1498 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1499 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1500 (TARGET_SWITCHES, mcore_stack_increment_string)
1501 (TARGET_OPTIONS): Delete.
1502 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1503 than *_BIT constants.
1504 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1505 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1506 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1507 (mcore_override_options): Delete mcore_stack_increment code.
1508 Change use of M340_BIT to MASK_M340.
1509 * config/mcore/mcore.opt: New file.
1511 2005-04-04 Ian Lance Taylor <ian@airs.com>
1513 * config/arm/arm.c (replace_symbols_in_block): Remove static
1516 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1518 * config/fr30/fr30-protos.h: Remove the prototypes for
1519 stack_add_operand, add_immediate_operand,
1520 high_register_operand, low_register_operand, call_operand,
1521 di_operand, and nonimmediate_di_operand.
1522 * config/fr30/fr30.c (stack_add_operand,
1523 add_immediate_operand, high_register_operand,
1524 low_register_operand, call_operand, di_operand,
1525 nonimmediate_di_operand): Move to predicates.md.
1526 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1527 * config/fr30/fr30.md: Include predicates.md.
1528 * config/fr30/predicates.md: New.
1530 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1531 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1532 mcore_call_address_operand.
1534 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1535 general_movsrc_operand.
1537 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1539 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1542 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1545 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1548 2005-04-04 Richard Henderson <rth@redhat.com>
1549 Jakub Jelinek <jakub@redhat.com>
1551 PR rtl-optimization/16104
1552 * fold-const.c (fold_unary): Fix folding of vector conversions.
1554 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1556 * config.gcc (xstormy16-*-elf): Set extra_options.
1557 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1558 * config/stormy16/stormy16.opt: New file.
1560 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1562 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1563 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1564 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1565 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1566 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1567 (TARGET_UNIX_ASM): Delete.
1568 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1569 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1570 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1571 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1572 * config/pdp11/pdp11.opt: New file.
1574 2005-04-03 Roger Sayle <roger@eyesopen.com>
1575 Alexandre Oliva <aoliva@redhat.com>
1578 * fold-const.c (non_lvalue): Split tests into...
1579 (maybe_lvalue_p): New function.
1580 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1581 C++ front-end prior to lowering into gimple form.
1583 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1585 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1586 BUILT_IN_STRNCASECMP): New.
1587 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1590 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1593 * arm.md (addsi3_compare0_for_combiner): Delete.
1594 (addsi3_compare0_scratch_for_combiner): Delete.
1595 (cmpsi_neg_shiftsi): Delete.
1596 (compare_negsi_si): New pattern.
1597 (cmpsi_negshiftsi_si): New pattern.
1598 (negated_cbranchsi4): Restrict to equality_operator.
1600 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1603 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1605 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1608 * doc/install.texi: Fix a typo.
1610 2005-04-03 Steven Bosscher <stevenb@suse.de>
1613 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1614 a computed goto if the edge to the computed goto block has
1615 incoming abnormal edges. Clarify how the function works.
1617 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1619 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1620 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1621 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1622 hash_scan_set, reg_set_between_after_reload_p,
1623 reg_used_between_after_reload_p, get_avail_load_store_reg,
1624 eliminate_partially_redundant_load): Likewise.
1625 * postreload.c (reload_cse_simplify_set,
1626 reload_combine_note_use): Likewise.
1627 * predict.c (predict_insn, expected_value_to_br_prob,
1628 propagate_freq, expensive_function_p): Likewise.
1629 * print-rtl.c (print_rtx): Likewise.
1630 * profile.c (instrument_edges, instrument_values,
1631 compute_branch_probabilities, branch_prob, union_groups,
1632 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1633 * protoize.c (in_system_include_dir, file_could_be_converted,
1634 file_normally_convertible, gen_aux_info_file, seek_to_line,
1635 do_cleaning): Likewise.
1636 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1637 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1638 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1640 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1642 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1643 * modulo-sched.c (undo_replace_buff_elem): New structure.
1644 (kernel_number_of_cycles, ps_unschedule_node,
1645 undo_generate_reg_moves,free_undo_replace_buff,
1646 undo_permute_partial_schedule, loop_single_full_bb_p,
1647 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1648 build_loops_structure, get_sched_window): New.
1649 (generate_reg_moves): Return undo_replace_buff_elem and other
1651 (generate_prolog_epilog): Remove old loop versioning.
1652 (sms_schedule): Use loop information and loop_version.
1653 (sms_schedule_by_order): Split part of it to get_sched_window.
1654 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1655 cfg_layout_finalize and free_dominance_info before/after SMS.
1657 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1659 * cfghooks.c (lv_flush_pending_stmts,
1660 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1661 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1662 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1663 lv_add_condition_to_bb,
1664 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1665 flush_pending_stmts): New in cfg_hooks structure.
1666 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1667 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1668 lv_add_condition_to_bb): New declarations.
1669 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1671 (loop_version): Declare.
1672 * cfgloopmanip.c (cfghooks.h): Include.
1673 (duplicate_loop_to_header_edge): Change return type to bool.
1674 (loop_version, lv_adjust_loop_entry_edge): Move here.
1675 * cfgrtl.c (cfgloop.h): Include.
1676 (rtl_verify_flow_info_1): Fix.
1677 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1678 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1680 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1681 tree_lv_add_condition_to_bb): New.
1682 (tree_cfg_hooks): Add new hooks to initialization.
1683 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1684 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1686 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1688 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1689 xstormy16_below100_or_register,
1690 xstormy16_splittable_below100_or_register, and
1691 nonimmediate_nonstack_operand.
1693 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1694 xstormy16_ineqsi_operator, equality_operator,
1695 inequality_operator, shift_operator,
1696 xstormy16_below100_operand, xstormy16_below100_or_register,
1697 xstormy16_splittable_below100_or_register,
1698 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1699 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1700 equality_operator, inequality_operator,
1701 xstormy16_below100_operand, xstormy16_below100_or_register,
1702 xstormy16_splittable_below100_or_register,
1703 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1704 nonimmediate_nonstack_operand, shift_operator): Move to
1706 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1707 * config/stormy16/stormy16.md: Include predicates.md.
1708 * config/stormy16/predicates.md: New.
1710 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1712 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1713 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1714 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1715 move_operand, power_of_2_operand): Move to predicates.md.
1716 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1717 PREDICATE_CODE): Remove.
1718 * config/iq2000/iq2000.md: Include predicates.md.
1719 * config/iq2000/predicates.md: New.
1721 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1723 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1724 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1725 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1726 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1727 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1728 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1729 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1730 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1731 (TARGET_M68HC11): Delete.
1732 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1733 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1734 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1735 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1736 (nb_soft_regs): Delete.
1737 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1738 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1739 and MASK_M6812 being set simultaneously. Change the code that sets
1740 the default m68hc11_soft_reg_count to use integers instead of strings.
1741 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1742 m68hc11_soft_reg_count (which now has an int type) as the number
1744 * config/m68hc11/m68hc11.opt: New file.
1746 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1748 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1749 fp_displacement_operand, sp_displacement_operand.
1751 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1753 Remove the prototypes for tst_operand, cmp_operand,
1754 stack_register_operand, d_register_operand,
1755 hard_addr_reg_operand, splitable_operand,
1756 m68hc11_logical_operator, m68hc11_arith_operator,
1757 m68hc11_non_shift_operator, m68hc11_shift_operator,
1758 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1759 non_push_operand, hard_reg_operand, and
1760 reg_or_some_mem_operand.
1761 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1763 (tst_operand, cmp_operand, non_push_operand,
1764 splitable_operand, reg_or_some_mem_operand,
1765 stack_register_operand, d_register_operand,
1766 hard_addr_reg_operand, hard_reg_operand,
1767 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1768 m68hc11_arith_operator, m68hc11_non_shift_operator,
1769 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1771 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1772 * config/m68hc11/m68hc11.md: Include predicates.md.
1773 * config/m68hc11/predicates.md: New.
1775 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1778 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1779 change checked in along with 2005-03-03's patch for debug/20253.
1780 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1781 (remap_decl): Insert type decl in map earlier.
1783 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1785 PR tree-optimization/20640
1786 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1787 post-dominator if it has phi nodes.
1788 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1789 before dead statements.
1791 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1794 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1796 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1798 PR rtl-optimization/20290
1799 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1800 in every iteration if the entry point is the exit test.
1802 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1804 * config/cris/cris.md (attribute "length"): Define.
1806 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1808 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1809 (word_offset_memref_operand): New.
1810 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1811 (indexed_or_indirect_operand): Delete.
1812 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1813 (indexed_or_indirect_operand): Delete.
1815 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1818 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1821 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1822 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1824 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1826 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1828 2005-04-01 Ian Lance Taylor <ian@airs.com>
1830 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1831 (rus, prus): Remove static variables.
1832 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1833 (process_command): Permit report_times and use_pipes together.
1835 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1837 * c-decl.c (validate_proto_after_old_defn): Look at
1838 TYPE_MAIN_VARIANT of argument types.
1840 2005-04-01 Paul Brook <paul@codesourcery.com>
1842 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1843 (arm_output_function_epilogue): Allow call_via_SP.
1844 (thumb_call_via_reg, arm_file_end): Ditto.
1845 * config/arm/arm.h (struct machine_function): Include space for SP.
1846 (thumb_call_via_label): Update declaration.
1848 2005-04-01 Ian Lance Taylor <ian@airs.com>
1850 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1851 doing a peephole optimization, once again put any notes in the
1854 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1856 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1858 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1860 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1861 (block_alloc, find_free_reg): Likewise.
1862 * loop-doloop.c (doloop_modify): Likewise.
1863 * loop-invariant.c (record_use): Likewise.
1864 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1865 get_iv_value, canon_condition, eliminate_implied_condition,
1866 eliminate_implied_condition, simplify_using_initial_values,
1867 shorten_into_mode, canonicalize_iv_subregs,
1868 iv_number_of_iterations): Likewise.
1869 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1870 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1871 unswitch_loop): Likewise.
1872 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1873 move_movables, replace_call_address, find_and_verify_loops,
1874 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1875 record_giv, final_giv_value, general_induction_var,
1876 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1877 loop_giv_dump): Likewise.
1879 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1880 GCOV_CHECK_WRITING): Remove.
1881 (gcov_position, gcov_rewrite): Use gcc_assert.
1882 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1883 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1884 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1887 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1889 * tree-inline.c: Fix a typo.
1891 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1893 * configure.ac (enable-checking): Explicitly set all variables for
1894 collective switch values. Alphabetize variables. Rename
1895 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1897 * doc/install.texi (enable-checking): Update documentation.
1898 * configure: Rebuilt.
1900 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1902 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1905 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1907 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1908 Also reject cases where this pattern will cause load delay stalls
1909 unless optimizing for size and it will produce a shorter sequence.
1910 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1911 variants to avoid pre-adjusting the base when possible.
1913 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1915 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1916 the frame and argument pointers.
1917 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1918 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1919 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1920 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1921 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1922 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1924 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1926 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1927 with entry for selectany attribute.
1928 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1930 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1931 (i386_pe_asm_named_section): Handle sections generated by
1932 selectany attribute.
1933 * doc/extend.texi (selectany): Document attribute.
1935 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1936 Jan Hubicka <jh@suse.cz>
1938 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1939 to fix addresses involving EBP and ESP.
1940 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1941 for SUBREGed registers.
1942 (legitimate_address_p): Accept SUBREGed registers.
1944 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1947 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1948 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1951 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1953 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1955 2005-04-01 James E Wilson <wilson@specifixinc.com>
1958 * dwarf2out.c (rtl_for_decl_init): New function.
1959 (rtl_for_decl_location): Extracted from here.
1960 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1961 add_const_value_attribute. Delete initializer_constant_valid_p call.
1963 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1965 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1966 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1967 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1968 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1969 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1970 config/i386/i386.md, config/rs6000/predicates.md,
1971 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1972 config/s390/s390.c, config/stormy16/stormy16.c,
1973 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1976 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1979 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1980 COND_EXPR and CALL_EXPR.
1982 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1985 * genautomata.c (first_cycle_unit_presence): Check all alternative
1986 states for unit presence.
1988 * doc/md.texi: Remove remark about impossibility to query unit
1989 presence in non nondeterministic automaton state.
1991 * config/ia64/ia64.c (get_template): Change order of unit querying.
1993 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1995 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1998 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2000 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2001 flag for edges outside any loops.
2003 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2005 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2007 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2009 * tree-ssa-alias.c: Follow spelling conventions.
2010 * doc/tree-ssa.texi: Fix a typo.
2012 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2014 * postreload-gcse.c: Include target.h.
2015 (gcse_after_reload_main): Return early if we cannot modify jumps.
2016 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2018 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2020 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2021 expensive operations.
2023 2005-03-31 Ian Lance Taylor <ian@airs.com>
2025 * collect2.c (lderrout): New variable.
2026 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2027 if it is set, to stderr.
2028 (handler): Unlink lderrout if it is set.
2029 (dump_file): Add "to" parameter. Change all callers.
2030 (main): Initialize lderrout.
2031 (collect_execute): Add errname parameter. Change all callers.
2032 Rename redir parameter to outname. Never pass
2033 PEX_STDERR_TO_STDOUT to pex_run.
2034 * collect2.h (collect_execute, dump_file): Update declarations.
2035 * tlink.c (tlink_execute): Add errname parameter. Change all
2037 (do_tlink): Check lderrout as well as ldout.
2039 2005-03-31 Caroline Tice <ctice@apple.com>
2041 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2042 (bb-reorder.o): Add errors.h to list of requirements.
2043 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2044 profiledbootstrap flags.
2045 * bb-reorder.c (errors.h): Add new include.
2046 (struct bbro_basic_block_data_def): Add new field, in_trace.
2047 (add_unlikely_executed_notes): Remove function.
2048 (mark_bb_for_unlikely_executed_section): Remove function.
2049 (insert_section_boundary_note): New function.
2050 (verify_hot_cold_block_grouping): New function.
2051 (push_to_next_round_p): Remove variables and tests that push all
2052 cold blocks to last round.
2053 (find_traces): Remove code that added extra round of trace finding
2054 when doing partitioning.
2055 (find_traces_1_round) : Remove variable last_round; add code to
2056 update new struct field, in_trace; correct trace_length where it was
2057 incorrect before (after call to copy_bb); change code that pushed all
2058 cold blocks to last round. Instead verify that all blocks going into
2059 a trace belong in the same partition.
2060 (connect_traces): Modify to connect the traces in two passes, if the
2061 function contains both hot and cold blocks. The first pass connects
2062 all the traces for blocks in the partition that the first block in
2063 the function belongs to; the second pass connnects all the traces
2064 containing blocks that belong in the other partition.
2065 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2066 code that automatically put the first block in a function into the
2067 hot partition if the function had any hot blocks.
2068 (fix_crossing_unconditional_branches): Check number of succ edges
2069 before attempting to get one.
2070 (fix_edges_for_rarely_executed_code): Update comment describing
2072 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2073 remove call to add_unlikely_executed_notes; add call to
2074 verify_hot_cold_block_grouping.
2075 (duplicate_computed_gotos): Don't change computed goto if it's a
2077 (partition_hot_cold_basic_blocks): Update function comment.
2078 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2080 (try_forward_edges): Likewise.
2081 (merge_blocks_move_predecessor_nojumps): Likewise.
2082 (merge_blocks_move_successor_nojumps): Likewise.
2083 (merge_blocks_move): Likewise.
2084 (try_crossjump_bb): Likewise.
2085 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2086 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2087 notes to cold bb's; remove call to update_unlikely_executed_notes.
2088 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2089 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2090 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2091 function declaration.
2092 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2094 (rtl_can_merge_blocks): Remove redundancy from condition.
2095 (try_redirect_by_replacing_jump): Likewise.
2096 (force_nonfallthru_and_redirect): Remove code for adding
2097 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2098 (commit_one_edge_insertion): Likewise.
2099 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2100 * dbxout.c (FORCE_TEXT): Replace function_section with
2101 current_function_section.
2102 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2103 function, switch_text_section.
2104 (struct xcoff_debug): Likewise.
2105 (dbxout_function_end): Add code to put out label diffs for both
2106 hot and cold sections.
2107 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2108 for new debug_hooks funciton, switch_text_section..
2109 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2110 switch_text_section.
2111 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2112 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2113 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2114 dw_fde_switched_sections.
2115 (output_call_frame_info): Add test to see if function switches text
2116 sections in the middle; if so, use appropriate extra hot and cold
2117 section labels to compute size deltas for the hot and cold sections.
2118 (dwarf2out_begin_prologue): Add code to initialize new fields in
2120 (dwarf2out_switch_text_section): New function (invoked through
2121 debug_hook); updates new fields in dw_fde_struct appropriately and
2122 increments separate_line_info_table_in_use.
2123 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2124 dwarf2out_switch_text_section.
2125 (struct var_loc_node): Add new field, section_label.
2126 (output_aranges): Add code to check whether in hot or cold section and
2127 use the appropriate label in calculating deltas.
2128 (output_ranges): Likewise.
2129 (output_line_info): Add code to check which section we're in and
2130 use appropriate hot/cold label.
2131 (add_location_or_constant_value_attribute): Likewise.
2132 (gen_subprogam_die): Modify arange attributes to use correct labels.
2133 (dwarf2out_begin_block): Change call to function_section into call to
2134 current_function_section.
2135 (dwarf2out_end_block): Likewise.
2136 (dwarf2out_source_line): Likewise.
2137 (dwarf2out_var_location): Add code to check whether in hot or cold
2138 section and use the appropriate label.
2139 * except.c (output_function_exception_table): Change call to
2140 function_section into call to current_function_section.
2141 * final.c (profile_function): Likewise.
2142 (scan_ahead_for_unlikely_executed_note): Remove function.
2143 (final_scan_insn): Remove calls to
2144 scan_ahead_for_unlikely_executed_note, and related code for switching
2145 to cold section, except for the single time
2146 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2147 debug_hooks->switch_text_sections; replace appropriate calls to
2148 function_section with calls to current_function_section.
2149 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2150 test_bb to condition.
2151 (find_if_case_2): Likewise.
2152 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2153 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2154 * opts.c (decode_options): Change warning about hot/cold partitioning
2155 with exceptionss to inform (so as not to cause bootstrap failures);
2156 remove warning about partitioning with DWARF debug info.
2157 * output.h (current_function_section): Add new function decl.
2158 (insert_section_boundary_note): Likewise.
2159 (enum in_section): Move this declaration here from varasm.c.
2160 (unlikely_section_label): Likewise.
2161 (unlikely_text_section_name): Likewise.
2162 (last_text_section_name): New global variable.
2163 (last_text_section): Likewise.
2164 (hot_section_label): Likewise.
2165 (hot_section_end_label): Likewise.
2166 (cold_section_end_label): Likewise.
2167 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2168 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2169 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2170 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2171 insn from consideration.
2172 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2173 switch_text_section.
2174 * varasm.c (basic-block.h): Add new include.
2175 (unlikely_section_label_printed): Remove global variable.
2176 (unlikely_section_label): Make global variable not be static any more.
2177 (unlikely_text_section_name): Likewise.
2178 (hot_section_end_label): New global variable (not static)
2179 (first_function_block_is_cold): Likewise.
2180 (hot_section_label): Likewise.
2181 (cold_section_end_label): Likewise..
2182 (last_text_section): New global variable, not static.
2183 (last_text_section_name): New global variable, not static.
2184 (initialize_cold_section_name): New function.
2185 (enum in_section): Move declaration to output.h.
2186 (text_section): Update last_text_section.
2187 (unlikely_text_section): Replace code to determine cold section name
2188 with call to initialize_cold_section_name; Add code to update
2189 last_text_section; remove code for printing out label.
2190 (named_section_real): Add code to update last_text_section and
2191 last_text_section_name as appropriate.
2192 (function_section): Change test for 'unlikely' to depend on
2193 first_function_block_is_cold (moved old test to
2194 current_function_section).
2195 (current_function_section): New function.
2196 (assemble_start_function): Move code that frees
2197 unlikely_text_section_name; initialize hot_section_end_label;
2198 print hot and cold section labels at the start of the function;
2199 set first_function_block_is_cold, if appropriate; initialize l
2200 ast_text_section; add call to insert_section_boundary_note.
2201 (assemble_end_function): Add code to write out hot and cold section
2203 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2204 switch_text_section.
2205 * config/darwin.c (machopic_select_section): Replace incorrect
2206 function in base_funs; update reloc for cold sections if necessary.
2207 * config/darwin.h (SECTION_FUNCTION): Add code to update
2208 last_text_section if appropriate.
2209 (text_unlikely_section): Remove.
2210 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2211 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2212 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2213 partitioning for this architecture.
2215 2005-03-31 Olivier Hainque <hainque@adacore.com>
2217 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2218 defined and non-zero.
2220 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2223 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2226 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2229 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2230 label operand. Remove (use (unspec..)). Don't emit a label on
2232 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2233 generate inline label for load_toc_v4_PIC_1b.
2234 (rs6000_emit_load_toc_table): Likewise.
2236 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2238 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2239 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2241 2005-03-29 Devang Patel <dpatel@apple.com>
2243 * tree-sra.c (decide_block_copy): Disable scalarization of
2246 2005-03-30 Stuart Hastings <stuart@apple.com>
2247 Dale Johannesen <dalej@apple.com>
2249 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2250 * print-tree.c (print_node): Add case STATEMENT_LIST.
2252 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2254 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2255 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2256 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2257 is given with "powerpc64*" or "all", or when --with-cpu chooses
2260 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2263 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2264 gen_lexical_block_die.
2265 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2267 2005-03-31 Jan Hubicka <jh@suse.cz>
2269 2004-11-02 Jan Hubicka <jh@suse.cz>
2271 * cgraph.c (cgraph_varpool_node_name): New function.
2272 (dump_cgraph_varpool_node): New function.
2273 (dump_varpool): New function.
2274 * cgraphunit.c (cgraph_optimize): Dump varpool.
2276 2004-10-16 Jan Hubicka <jh@suse.cz>
2278 * cgraph.c (decide_is_variable_needed): New function.
2279 (cgraph_varpool_finalize_decl): Use it.
2280 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2282 * final.c (output_addr_const): Do not call mark_referenced.
2283 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2284 always go via cgraph.
2285 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2286 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2287 * tree-optimize.c (execute_inline): Mark functions called.
2288 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2290 2004-10-11 Jan Hubicka <jh@suse.cz>
2292 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2293 (cgraph_varpool_last_needed_node): New static variable.
2294 (enqueue_needed_varpool_node): Break out from ...; add items to the
2295 end of queue; update first pointers.
2296 (cgraph_varpool_mark_needed_node): ... here.
2297 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2298 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2299 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2300 (cgraph_varpool_first_unanalyzed_node): Declare.
2301 * cgraphunit.c: Include output.h.
2302 (cgraph_varpool_analyze_pending_decls): New function.
2303 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2304 for errors, analyze pending decls.
2305 (cgraph_finalize_compilation_unit): Only analyze decls.
2306 (cgraph_optimize): Assemble the decls after expanding.
2308 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2310 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2311 subvars get marked properly in tags for grouping.
2312 (add_pointed_to_var): Mark only actual pointed to
2313 variables/subvars in addresses needed.
2314 (create_overlap_variables_for): Clear call clobbered on original
2316 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2317 addresable vars with subvars into list.
2318 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2321 2005-03-30 Richard Henderson <rth@redhat.com>
2323 * cgraph.h (struct cgraph_node): Add alias.
2324 * varasm.c (assemble_alias): Set it.
2325 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2326 avoid calling cgraph_expand_function.
2328 2005-03-30 Tom Tromey <tromey@redhat.com>
2330 * tree.def (FILE_TYPE): Removed.
2331 * typeclass.h (enum type_class): Removed file_type_class.
2332 * dwarf2out.c (is_base_type): Updated.
2333 (gen_type_die): Likewise.
2334 * dbxout.c (dbxout_type): Updated.
2335 * builtins.c (type_to_class): Updated.
2336 * tree.c (type_contains_placeholder_1): Updated.
2337 * config/sparc/sparc.c (sparc_type_code): Updated.
2338 * config/ia64/ia64.c (hfa_element_mode): Updated.
2339 * expr.c (count_type_elements): Updated.
2340 * stor-layout.c (layout_type): Updated.
2341 * tree-inline.c (remap_type): Updated.
2342 * tree-pretty-print.c (dump_generic_node): Updated.
2344 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2346 * builtins.c (expand_builtin_powi): Fix mode of
2347 2nd argument to match int.
2348 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2349 2nd argument type to int.
2350 * libgcc2.c: Change prototype of __powi* functions to use
2353 2005-03-30 Dale Johannesen <dalej@apple.com>
2356 * calls.c (expand_call): Flush pending deferrals before
2359 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2363 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2364 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2365 c_label_context, label_context_stack): New.
2366 * c-decl.c (define_label): Check for jumps into statement
2367 expressions. Add label to list of defined labels.
2368 (start_function): Push context on label_context_stack.
2369 (finish_function): Pop context from label_context_stack.
2370 * c-typeck.c (label_context_stack): New.
2371 (c_finish_goto_label): Check for jumps into statement
2372 expressions. Add label to list of jumped to labels.
2373 (struct c_switch): Add blocked_stmt_expr.
2374 (c_start_case): Initialize it.
2375 (do_case): Check it.
2376 (c_finish_case): Verify !blocked_stmt_expr.
2377 (c_begin_stmt_expr): Push context on label_context_stack.
2378 Increment blocked_stmt_expr. Mark labels jumped to from outside
2380 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2381 defined in the statement expression and no longer jumpable to.
2382 Mark labels jumped to from just outside the statement expression
2383 as again definable. Pop context from label_context_stack.
2384 * doc/extend.texi (Statement Exprs): Update.
2386 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2389 * c-decl.c (start_function): Check for old_decl being
2392 2005-03-30 Ian Lance Taylor <ian@airs.com>
2394 * final.c (final): Remove prescan parameter. Change all callers.
2395 (final_scan_insn): Remove prescan parameter. Change all callers.
2397 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2399 * tree-vectorizer.c: Fix comment typos.
2401 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2403 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2404 as soon as a chrec_dont_know is detected.
2406 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2408 Merge from csl-arm-branch.
2409 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2411 * tlink.c (recompile_files): Do not assume that "rename" can
2412 overwrite an existing file.
2414 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2416 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2417 * gcc/configure: Regenerate.
2419 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2421 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2423 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2425 * calls.c (struct arg_data): Update "partial" comment.
2426 (load_register_parameters): Update "nregs" comment.
2428 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2430 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2431 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2432 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2433 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2434 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2435 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2436 than target_flags & 0.
2437 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2438 (iq2000_arch, iq2000_parse_cpu): Delete.
2439 (TARGET_HANDLE_OPTION): Override default.
2440 (iq2000_handle_option): New function.
2441 (override_options): Remove -march= and -mcpu= handling.
2442 * config/iq2000/iq2000.opt: New file.
2444 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2446 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2447 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2448 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2449 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2450 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2451 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2452 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2453 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2454 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2455 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2456 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2457 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2458 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2459 (TARGET_OPTIONS): Delete.
2460 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2461 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2462 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2463 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2464 (c4x_cpu_version_string): Delete.
2465 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2466 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2467 equivalent -mcpu= option.
2468 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2469 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2470 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2471 or clearing the appropriate MASK_* bit.
2472 (c4x_file_start): Use c4x_cpu_version.
2473 * config/c4x/c4x.opt: New file.
2475 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2477 * doc/options.texi: Document the new MaskExists flag.
2478 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2479 if the option has the MaskExists flag.
2481 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2483 * opt-functions.awk (flag_set_p, test_flag): New functions.
2484 (switch_flags): Use them.
2485 * opth-gen.awk: Use flag_set_p to check for flags.
2486 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2488 2005-03-30 Ian Lance Taylor <ian@airs.com>
2490 * config.host (i[34567]86-*-mingw32*): Don't set
2491 host_can_use_collect2 to no.
2493 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2496 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2497 Remove convert_memory_address call duplicating that in memory_address.
2499 2005-03-29 Richard Henderson <rth@redhat.com>
2502 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2503 (build_compound_literal): Likewise. Propagate decl type into the
2505 (finish_decl): Likewise. Use new return value from complete_array_type
2506 for zero sized arrays.
2507 (complete_array_type): Move ...
2508 * c-common.c (complete_array_type): ... here. Change first argument
2509 to pointer-to-type-node. Consistently use sizetype for the index
2510 except for zero sized arrays. Detect zero sized arrays for pedantic
2511 mode diagnostics. Create a new type node instead of modifying the
2513 * c-tree.h (complete_array_type): Move decl ...
2514 * c-common.h (complete_array_type): ... here.
2516 2005-03-29 Richard Henderson <rth@redhat.com>
2519 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2521 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2523 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2524 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2525 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2526 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2528 2005-03-29 Eric Christopher <echristo@redhat.com>
2530 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2531 truthvalue conversion removal.
2533 2005-03-29 Ian Lance Taylor <ian@airs.com>
2536 * collect2.c: Never include <vfork.h>.
2537 (VFORK_STRING, vfork): Don't define.
2538 (pid): Remove global variable.
2539 (handler): Call raise instead of kill (getpid(), ...).
2540 (collect_wait): Add pex parameter. Change all callers. Use
2541 pex_get_status rather than pwait.
2542 (do_wait): Add pex parameter. Change all callers.
2543 (collect_execute): Return struct pex_obj * rather than void. Use
2544 pex routines rather than pexecute.
2545 (fork_execute): Get pex_obj from collect_execute, and pass it to
2547 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2548 Only declare quit_handler if SIGQUIT is defined.
2549 (scan_libraries): Likewise.
2550 * collect2.h (collect_execute): Update declaration.
2551 (collect_wait): Update declaration.
2552 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2553 pass it to collect_wait.
2555 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2558 * c-parser.c (c_parser_compound_statement_nostart): Give error
2559 message for EOF instead of just setting parser->error.
2561 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2563 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2564 (slpeel_update_phi_nodes_for_guard1): New function.
2565 (slpeel_update_phi_nodes_for_guard2): New function.
2566 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2567 of slpeel_update_phi_nodes_for_guard.
2568 (vectorize_loops): Remove call to loop_closed_rewrite.
2569 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2572 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2574 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2575 (TARGET_LITTLE_ENDIAN): New macro.
2576 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2577 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2578 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2579 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2580 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2581 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2582 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2583 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2584 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2585 (TARGET_OPTIONS): Delete.
2586 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2587 (CACHE_FLUSH_TRAP): Turn into an integer.
2588 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2589 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2590 -mflush-trap is in use.
2591 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2592 (m32r_cache_flush_trap_string): Delete.
2593 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2594 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2595 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2596 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2597 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2598 -mmodel= and -msdata= handling from...
2599 (m32r_init): ...here.
2600 * config/m32r/m32r.opt: New file.
2602 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2604 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2605 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2606 * tree-vect-analyze.c (vect_object_analysis): additional parm
2607 pass back a "struct ptr_info_def *" with the points-to info.
2608 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2609 statement using info returned from vect_object_analysis.
2610 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2611 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2612 for virtual uses and defs when creating a replacement vector
2613 reference. Call duplicate_ssa_name_ptr_info to define points-to
2614 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2615 (vectorizable_store): copy_virtual_operands and update
2616 definition statements.
2617 (vectorizable_load): copy_virtual_operands. Remove call to
2618 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2619 * tree-vectorizer.c (vectorize_loops): Remove calls to
2620 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2621 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2622 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2623 define macro STMT_VINFO_PTR_INFO for use in accessing.
2624 * tree.h add export of duplicate_ssa_name_ptr_info.
2625 * rs6000.c (altivec_init_builtins): Declare builtin function
2626 __builtin_altivec_mask_for_load to be "const".
2628 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2631 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2632 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2633 assemble_variable on aliases.
2634 * varasm.c (assemble_alias): Set node->alias.
2635 * toplev.c (wrapup_global_declarations): Don't call
2636 rest_of_decl_compilation on aliases again.
2638 2005-03-29 Paul Brook <paul@codesourcery.com>
2640 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2641 * config/arm/arm.c (arm_dbx_register_number): New function.
2642 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2644 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2647 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2648 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2650 2005-03-29 Dale Johannesen <dalej@apple.com>
2652 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2653 $(TREE_H) and $(COVERAGE_H).
2654 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2655 * opts.c (common_handle_option): Enable tree-based value transforms.
2656 * toplev.c (process_options): Ditto.
2657 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2658 refers to references to this type.
2659 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2660 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2661 for may_be_more, may_be_less.
2662 (rtl_gen_pow2_profiler): Adjust.
2663 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2664 (rtl_gen_one_value_profiler): Adjust.
2665 (rtl_gen_const_delta_profiler): Adjust.
2666 * tree-profile.c (tree_gen_interval_profiler): Implement.
2667 (tree_gen_pow2_profiler): Ditto.
2668 (tree_gen_one_value_profiler): Ditto.
2669 (tree_profiling): New.
2670 (pass_tree_profile): Reference it.
2671 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2673 (insn_divmod_values_to_profile): Rename to
2674 rtl_divmod_values_to_profile. Adjust.
2675 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2676 (insn_prefetch_values_to_profile): Adjust.
2677 (rtl_value_profile_transformations): Adjust.
2678 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2679 (gen_mod_pow2): Rename to rtl_mod_pow2.
2680 (gen_mod_subtract): Rename to rtl_mod_subtract.
2681 (divmod_fixed_value_transform): Rename to
2682 rtl_divmod_fixed_value_transform.
2683 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2684 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2685 (rtl_find_values_to_profile): Adjust.
2686 (tree_value_profile_transformations): Implement.
2687 (tree_divmod_values_to_profile): New.
2688 (tree_values_to_profile): New.
2689 (tree_divmod_fixed_value): New.
2690 (tree_mod_pow2): New.
2691 (tree_mod_subtract): New.
2692 (tree_divmod_fixed_value_transform): New.
2693 (tree_mod_pow2_value_transform): New.
2694 (tree_mod_subtract_transform): New.
2695 (tree_find_values_to_profile): Implement.
2696 * profile.c (instrument_values): Free histograms.
2697 (compute_value_histograms): Adjust. Implement tree version.
2699 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2701 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2702 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2703 variable. Output "fldcw" depending on round_mode.
2704 * config/i386/i386.md (UNSPEC_FIST): New.
2705 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2706 New isns patterns to implement lrint and llrint built-ins as x87
2708 (fistdi2, fist<mode>2 splitters): New splitters.
2709 (lrint<mode>2): New expanders.
2711 2005-03-28 Ian Lance Taylor <ian@airs.com>
2713 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2714 0 when calling final_scan_insn.
2716 2005-03-28 Jan Hubicka <jh@suse.cz>
2719 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2722 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2723 types where possible.
2725 2005-03-26 Per Bothner <per@bothner.com>
2727 Make -f[no-]show-column also control non-cpp diagnostics.
2728 * c.opt (fshow-column): Move option from here ...
2729 * common.opt (fshow-column): ... to here.
2730 * diagnostic.c (diagnostic_build_prefix): Only print column number
2731 if flag_show_column.
2733 2005-03-27 Steven Bosscher <stevenb@suse.de>
2735 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2736 vax_output_conditional_branch): New prototypes.
2737 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2738 extracted from vax.md mov and add patterns.
2739 (vax_output_conditional_branch): New function to output conditional
2740 branch instructions.
2741 * vax.md: Use mode macros for arithmetic and mov patterns.
2742 Use code macros for the jump patterns.
2744 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2746 * Makefile.in (libbackend.o): Depend on version files;
2747 add custom generation command.
2749 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2752 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2753 sure that we have a REG before getting its REGNO.
2755 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2757 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2758 * builtins.def (BUILT_IN_STRNDUP): New.
2760 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2762 PR tree-optimization/20470
2763 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2766 2005-03-25 Mike Stump <mrs@apple.com>
2768 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2771 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2773 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2774 Use our own structure definitions.
2776 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2777 (fix_truncdfsi2): Allow registers or memory as destination.
2778 When TARGET_PPC_GFXOPT, generate simplified pattern.
2779 (fix_truncdfsi2_internal): Use define_insn_and_split.
2780 (fix_truncdfsi2_internal_gfxopt): New.
2781 (fctiwz): Don't confuse register allocation by giving it no choices.
2783 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2784 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2785 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2786 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2788 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2790 * dominance.c (free_dominance_info): Speed up by freeing et
2791 data structures without maintaining other nodes.
2792 * et-forest.c (et_free_tree_force): New.
2793 * et-forest.h: Add a prototype for et_free_tree_force.
2795 * tree.c (get_set_constructor_bits,
2796 get_set_constructor_bytes): Remove.
2797 * tree.h: Remove the corresponding prototypes.
2799 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2802 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2803 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2804 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2805 PRE_DEC, NEG and NOT.
2807 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2809 * fold-const.c: Convert uses of fold (build (...)) to
2812 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2814 PR rtl-optimization/20249
2815 * cse.c (insert_regs): Do not record equivalence of registers in
2818 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2820 * emit-rtl.c (reverse_comparison): Remove.
2821 * rtl.h: Remove the corresponding prototype.
2823 2005-03-24 James E Wilson <wilson@specifixinc.com>
2825 * doc/install.texi (--enable-altivec): Delete docs.
2827 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2829 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2830 SFmode and DFmode before reload when
2831 flag_unsafe_math_optimizations not enabled.
2833 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2835 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2837 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2838 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2840 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2842 * configure.ac (enable-checking): Add 'runtime' option.
2843 * doc/install.texi (enable-checking): Document 'runtime' checking.
2844 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2845 * config.in: Regenerated.
2846 * configure: Regenerated.
2848 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2850 * optabs.h (enum optab_index): Remove OTI_llrint.
2851 (llrint_optab): Remove macro.
2852 * optabs.c (init_optabs): Remove llrint_optab initialization.
2853 * genopinit.c (optabs): Remove llrint_optab implementation.
2854 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2857 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2859 PR rtl-optimization/20532
2860 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2861 overflow when adding coefficients for PLUS or MINUS.
2862 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2865 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2867 * langhooks.h (truthvalue_conversion): Remove.
2868 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2869 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2870 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2871 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2872 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2874 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2876 * params.def: Fix a typo.
2877 * config/mips/mips.c: Follow the spelling convensions.
2878 * doc/invoke.texi: Fix typos.
2880 2005-03-18 Dale Johannese <dalej@apple.com>
2882 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2884 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2886 Fix PR tree-optimization/20601
2888 * tree-ssa-pre.c (insert_aux): Add missing condition to
2891 2005-03-23 Ian Lance Taylor <ian@airs.com>
2893 * final.c (final_scan_insn): Don't remove no-op instructions.
2894 * reload1.c (reload): Remove simple no-op instructions even when
2897 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2899 PR tree-optimization/20501
2900 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2901 reporting that peeling for alignment is applied moved to...
2902 * (vect_analyze_data_refs_alignment): Here.
2904 2005-03-23 Ian Lance Taylor <ian@airs.com>
2906 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2908 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2910 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2911 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2913 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2915 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2916 imply that this is called once, independent of asms in code.
2917 Adjust to now being pased output and input lists. Mention helper
2918 function decl_overlaps_hard_reg_set_p.
2919 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2920 hook_tree_tree_identity and to take three trees, returning third.
2921 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2923 * stmt.c: include hard-reg-set.h before tree.h.
2924 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2925 (decl_conflicts_with_clobbers_p): Call
2926 decl_overlaps_hard_reg_set_p.
2927 (expand_asm_operands): Pass output and input lists in call to
2928 targetm.md_asm_clobbers.
2929 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2930 hook_tree_tree_tree_tree_3rd_identity.
2931 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2933 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2934 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2935 parameters, first two unused.
2936 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2937 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2938 in constraint letters and MOF is not mentioned as a asm-declared
2939 register in neither of the input and output lists.
2941 2005-03-23 DJ Delorie <dj@redhat.com>
2943 * optabs.c (expand_binop): Make sure the first subword's result
2946 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2948 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2949 Call c_common_truthvalue_conversion rather than
2950 lang_hooks.truthvalue_conversion.
2951 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2952 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2954 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2955 c_common_truthvalue_conversion.
2956 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2957 c_parser_conditional_expression, c_parser_binary_expression): Call
2958 c_objc_common_truthvalue_conversion.
2959 * c-typeck.c (build_unary_op): Call
2960 c_objc_common_truthvalue_conversion.
2961 (build_conditional_expr): Do not call
2962 lang_hooks.truthvalue_conversion.
2963 (build_binary_op): Call c_common_truthvalue_conversion.
2964 (c_objc_common_truthvalue_conversion): Moved from
2965 c-objc-common.c. Call default_function_array_conversion instead
2966 of default_conversion.
2968 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2970 * c-common.h (default_conversion): Remove.
2971 (perform_integral_promotions): Add.
2972 * c-tree.h (default_conversion): Add.
2973 * c-typeck.c (perform_integral_promotions): New, split out from
2975 * c-common.c (check_case_value): Use perform_integral_promotions,
2976 not default_conversion.
2977 (c_add_case_label): Don't continue processing case label after
2978 found to be pointer.
2980 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2982 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2983 the prefix list if we have already added a multilib directory
2985 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2988 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2990 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2992 * reload.h: Remove the prototype for indirect_symref_ok.
2994 * reload1.c (indirect_symref_ok): Make it global.
2995 * reload.h: Add a prototype for indirect_symref_ok.
2997 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2999 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3002 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3004 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3006 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3008 * c-opts.c (c_common_parse_file): Only start/end main source file
3009 if debug hooks says the writer wants it.
3010 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3012 (xcoff_debug_hooks): Ditto.
3013 * debug.c (do_nothing_hooks): Ditto.
3014 * debug.h (gcc_debug_hooks): Ditto.
3015 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3016 * sdbout.c (sdb_debug_hooks): Ditto.
3017 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3019 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3021 * doc/extend.texi: Deprecate C++ min/max operators.
3023 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3025 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3026 artificial original candidates.
3028 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3029 Jan Hubicka <jh@suse.cz>
3030 Steven Bosscher <stevenb@suse.de>
3032 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3033 call cost based on argument sizes.
3034 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3036 * params.def: (max-inline-inssn-single): Set to 450.
3037 (max-inline-insns-auto): Set to 90.
3038 (max-inline-insns-recursive): Set to 450
3039 (max-inline-insns-recursive-auto): Set to 450.
3040 (large-function-insns): Set to 2700.
3041 (inline-call-cost): New parameter.
3042 * tree-inline.c (estimate_move_cost): New function.
3043 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3044 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3046 * tree-inline.h (estimate_move_cost): Declare.
3047 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3048 (max-inline-insns-auto): Change default to 90.
3049 (max-inline-insns-recursive): Change default to 450
3050 (max-inline-insns-recursive-auto): Change default to 450.
3051 (large-function-insns): Change default to 2700.
3052 (inline-call-cost): Document new parameter.
3054 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3056 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3057 (TARGET_DEFAULT): Delete.
3058 * config/i860/i860.opt: New file.
3060 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3062 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3063 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3064 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3065 (frv_sched_lookahead): Delete.
3066 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3067 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3068 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3069 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3070 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3071 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3072 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3073 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3074 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3075 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3076 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3077 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3078 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3079 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3080 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3081 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3082 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3083 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3084 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3085 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3086 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3087 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3088 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3089 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3090 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3091 (frv_sched_lookahead): Delete.
3092 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3093 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3094 (frv_handle_option): New function. Move -mcpu= handling from...
3095 (frv_override_options): ...here. Remove handling of other
3097 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3098 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3099 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3100 and TARGET_NO_MULTI_CE.
3101 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3102 !TARGET_VLIW_BRANCH.
3103 * config/frv/frv.opt: New file.
3105 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3107 * fold-const.c (fold_ternary): Take decomposed arguments of
3109 (fold): Update a call to fold_ternary.
3111 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3112 * tree.h: Add corresponding prototypes.
3114 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3117 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3118 between jump table and its label.
3119 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3120 resp. ADDR_DIFF_VEC and the label preceeding it.
3121 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3122 is emitted in the right section.
3124 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3126 * fold-const.c (fold_unary, fold_binary): Update comments
3129 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3131 PR rtl-optimization/20527
3132 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3133 REG_INC note, test that the register also isn't mentioned in PRED
3136 2005-03-22 Ben Elliston <bje@au.ibm.com>
3138 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3141 2005-03-21 Mike Stump <mrs@apple.com>
3143 * varasm.c (default_assemble_visibility): Remove extra ().
3145 2005-03-21 Roger Sayle <roger@eyesopen.com>
3148 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3149 to determine whether a block can be duplicated, rather than test
3150 whether the block contains noncopyable insns ourselves.
3152 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3154 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3157 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3159 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3161 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3163 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3164 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3165 * config/fr30/fr30.opt: New file.
3167 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3169 Fix PR tree-optimization/20542
3171 * tree-flow-inline.h (overlap_subvar): Move to here.
3172 * tree-ssa-operands.c: From here.
3173 * tree-flow.h (overlap_subvar): Declare.
3174 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3175 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3176 for variables with subvars.
3178 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3181 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3182 * modulo-sched.c (const_iteration_count): Return on NULL
3184 (print_node_sched_params): Return on NULL dump_file.
3185 (generate_reg_moves): Handle reg-anti dependencies and disregard
3186 closing branch when generating register moves.
3187 (sms_schedule): Mark the SMSed block dirty.
3188 * passes.c (rest_of_handle_sms): Call update_life_info for all
3190 * testsuite/gcc.dg/20050321-1.c: New test.
3192 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3194 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3195 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3196 movqi_internal): Likewise.
3198 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3200 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3201 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3202 xtensa_b4const): Delete prototypes.
3203 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3204 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3205 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3206 xtensa_extra_constraint): New prototypes.
3207 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3208 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3209 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3210 move_operand, const_float_1_operand, fpmem_offset_operand,
3211 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3212 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3213 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3214 argument type to HOST_WIDE_INT.
3215 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3216 xtensa_mask_immediate): Likewise.
3217 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3218 Likewise. Also make these functions static.
3219 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3220 (xtensa_const_ok_for_letter_p): New.
3221 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3222 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3223 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3224 move_operand, const_float_1_operand, fpmem_offset_operand,
3225 branch_operator, ubranch_operator, boolean_operator): Move to
3227 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3228 (xtensa_mem_offset): Change return type to bool.
3229 (xtensa_extra_constraint): New.
3230 (gen_int_relational): Update type of const_range_p function pointer.
3231 Use xtensa_b4const_or_zero.
3232 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3233 xtensa_const_ok_for_letter_p. Update comments.
3234 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3235 (PREDICATE_CODES): Delete.
3236 * config/xtensa/xtensa.md: Include predicates.md.
3237 * config/xtensa/predicates.md: New file.
3239 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3241 * config/v850/v850-protos.h: Remove the prototypes for
3242 reg_or_int9_operand, reg_or_const_operand,
3243 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3244 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3245 movsi_source_operand, power_of_two_operand,
3246 not_power_of_two_operand, special_symbolref_operand,
3247 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3248 register_is_ok_for_epilogue.
3249 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3250 reg_or_int9_operand, reg_or_const_operand,
3251 call_address_operand, special_symbolref_operand,
3252 movsi_source_operand, power_of_two_operand,
3253 not_power_of_two_operand, register_is_ok_for_epilogue,
3254 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3255 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3257 * config/v850/v850.h (PREDICATE_CODES): Remove.
3258 * config/v850/v850.md: Include predicates.md.
3259 * config/v850/predicates.md: New.
3261 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3263 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3264 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3265 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3266 (itoolsdir, itoolsdatadir): Move definition above new first use.
3267 (install-itoolsdirs): New rule.
3268 (install-mkheaders): Depend on install-itoolsdirs, not
3269 install-include-dir.
3271 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3273 * tree-into-ssa.c: Remove obsolete comments.
3275 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3277 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3278 unrolling if -fpeel-loops is specified, too.
3279 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3280 Remove superfluous check for flag_unroll_loops.
3282 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3284 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3285 (lrint_optab, llrint_optab): Define corresponding macros.
3286 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3287 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3288 pattern and llrint_optab using llrintdi2 patterns.
3289 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3290 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3291 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3292 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3293 flag_unsafe_math_optimizations is set.
3295 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3297 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3298 simplify_logical, if_then_else_cond, known_cond,
3299 simplify_comparison): Adjust calls to reverse_comparison.
3300 Don't use combine_reversed_comparison_code).
3301 (combine_reversed_comparison_code): Remove.
3302 (reversed_comparison): Using reversed_comparison_code, move it...
3303 * jump.c (reversed_comparison): ... here.
3304 * rtl.h (reversed_comparison): Add prototype.
3306 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3308 * builtins.c (fold_builtin): Take decomposed arguments of
3310 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3311 * gimplify.c (gimplify_call_expr): Likewise.
3312 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3313 * tree.h: Update the prototype of fold_builtin.
3315 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3317 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3318 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3319 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3320 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3321 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3323 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3325 * builtins.c (fold_builtin_1): Take decomposed arguments of
3327 (fold_builtin): Update a call to fold_builtin_1.
3329 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3332 * gcov.c (output_lines): Only output function block summary when
3333 outputting branch information.
3334 * doc/gcov.texi: Document format of preamble and additional block
3337 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3339 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3340 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3341 the defaults false if BITS_PER_UNIT != 8.
3342 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3343 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3344 than BITS_PER_UNIT != 8.
3345 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3346 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3347 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3349 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3350 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3352 2005-03-20 Roger Sayle <roger@eyesopen.com>
3355 * fold-const.c (fold_binary): Fix type mismatch between
3356 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3357 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3358 for non-truth-valued expressions.
3360 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3361 and FUNCTION_DECL in the main switch.
3362 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3363 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3364 we also need to convert their operands to match.
3365 <TRUTH_NOT_EXPR>: Likewise.
3367 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3369 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3370 diagnostic without checking whether an lvalue.
3371 * c-common.h (lvalue_p): Remove.
3372 (enum lvalue_use): Update comment.
3373 (lvalue_or_else): Replace by lvalue_error.
3374 * c-typeck.c (lvalue_p): Make static.
3375 (lvalue_or_else): New. Call lvalue_error.
3377 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3379 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3380 (function_arg_advance): Use rs6000_parm_start.
3381 (function_arg, rs6000_arg_partial_bytes): Likewise.
3383 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3385 * c-common.c (check_case_value): Adjust comment about stripping
3387 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3388 * c-typeck.c (default_conversion, convert_arguments,
3389 build_modify_expr, convert_for_assignment, store_init_value,
3390 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3391 manually. Remove inaccurate comments.
3393 2005-03-20 Roger Sayle <roger@eyesopen.com>
3394 Joseph S. Myers <joseph@codesourcery.com>
3396 * varasm.c (do_assemble_alias): Restore comment describing function.
3397 Annotate the target parameter as potentially unused.
3399 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3402 * config/avr/avr.c (avr_output_function_prologue): Do not use
3403 current_function_name() in a label, use a local label instead.
3405 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3407 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3408 flag_finite_math_only, not flag_unsafe_math_optimizations.
3410 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3412 * builtins.c (fold_builtin_1): Update a call to
3413 targetm.fold_builtin.
3414 * hooks.c (hook_tree_tree_bool_null): Rename to
3415 hook_tree_tree_tree_bool_null. Take one more argument of type
3417 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3418 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3419 hook_tree_tree_tree_bool_null.
3420 * target.h (gcc_target): Update the prototype of fold_builtin.
3421 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3422 arguments of CALL_EXPR.
3423 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3426 2005-03-20 Jan Hubicka <jh@suse.cz>
3428 * cgraph.h (cgraph_node): Add prev_clone pointer.
3429 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3430 (cgraph_clone_node): Produce doubly linked chain.
3432 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3434 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3435 get_nonnull_operand, handle_sentinel_attribute,
3436 check_function_arguments_recurse): Do not strip NOPS from
3438 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3440 * c-format.c (get_constant): Likewise.
3441 * c-parser.c (c_parser_postfix_expression): Likewise.
3442 * c-typeck.c (set_init_index): Likewise.
3443 (convert_arguments): Don't check for NOP_EXPR containing integer
3446 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3448 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3449 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3450 Take decomposed arguments of CALL_EXPR.
3451 (fold_builtin_1): Update calls to the functions mentioned
3454 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3456 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3457 width to have integer type.
3458 (build_enumerator): Require enumerator value to have integer type.
3460 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3462 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3465 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3467 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3468 std=iso9899:199x): Correct descriptions.
3470 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3472 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3475 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3477 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3479 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3480 fold_builtin_memcpy.
3482 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3483 arguments of CALL_EXPR.
3484 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3485 fold_builtin_found, fold_builtin_1): Update calls to
3486 fold_trunc_transparent_mathfn.
3488 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3491 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3492 function pointers on targets that require function pointer
3494 (fold_sign_changed_comparison): Likewise.
3496 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3498 * combine.c (try_combine): When changing the mode of a hard reg, make
3499 sure that doing so is valid.
3501 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3503 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3504 (TARGET_HANDLE_OPTION): Override default.
3505 (avr_handle_option): New function.
3506 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3507 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3508 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3509 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3510 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3511 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3512 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3513 (TARGET_OPTIONS): Delete.
3514 * config/avr/avr.opt: New file.
3516 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3518 * config/m32r/m32r-protos.h: Remove the prototypes for
3519 call_address_operand, symbolic_operand, seth_add3_operand,
3520 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3521 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3522 two_insn_const_operand, move_src_operand,
3523 move_double_src_operand, move_dest_operand,
3524 eqne_comparison_operator, signed_comparison_operator,
3525 large_insn_p, conditional_move_operand, carry_compare_operand,
3526 m32r_block_immediate_operand, extend_operand,
3527 reg_or_eq_int16_operand, int8_operand, and
3528 reg_or_zero_operand.
3529 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3530 seth_add3_operand, int8_operand, cmp_int16_operand,
3531 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3532 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3533 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3534 move_double_src_operand, move_dest_operand,
3535 eqne_comparison_operator, signed_comparison_operator,
3536 extend_operand, small_insn_p, large_insn_p,
3537 conditional_move_operand, carry_compare_operand,
3538 m32r_block_immediate_operand): Move to predicates.md.
3539 (MAX_MOVE_BYTES): Move to m32r.h.
3540 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3541 * config/m32r/m32r.md: Include predicates.md.
3542 * config/m32r/predicates.md: New.
3544 2005-03-18 James E Wilson <wilson@specifixinc.com>
3547 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3550 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3552 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3553 call_address_operand, const_8bit_operand.
3554 * config/mn10300/mn10300.c (call_address_operand,
3555 const_8bit_operand, const_1f_operand): Move to predicates.md.
3556 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3557 * config/mn10300/mn10300.md: Include predicates.md.
3558 * config/mn10300/predicates.md: New.
3560 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3562 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3563 declarations in diagnostics and %E for identifiers, not %s.
3565 2005-03-18 Jan Hubicka <jh@suse.cz>
3566 Dale Johannesen <dalej@apple.com>
3568 * basic-block.h (scale_bbs_frequencies_int,
3569 scale_bbs_frequencies_gcov_type): Declare.
3570 * cfg.c (RDIV): New macro.
3571 (update_bb_frequency_for_threading): Fix.
3572 * basic-block.h (scale_bbs_frequencies_int,
3573 scale_bbs_frequencies_gcov_type): New.
3574 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3575 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3576 scale_bbs_frequencies_int.
3577 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3579 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3581 * config/m32r/m32r-protos.h: Remove the prototypes for
3582 call_address_operand, symbolic_operand, seth_add3_operand,
3583 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3584 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3585 two_insn_const_operand, move_src_operand,
3586 move_double_src_operand, move_dest_operand,
3587 eqne_comparison_operator, signed_comparison_operator,
3588 large_insn_p, conditional_move_operand, carry_compare_operand,
3589 m32r_block_immediate_operand, extend_operand,
3590 reg_or_eq_int16_operand, int8_operand, and
3591 reg_or_zero_operand.
3592 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3593 seth_add3_operand, int8_operand, cmp_int16_operand,
3594 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3595 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3596 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3597 move_double_src_operand, move_dest_operand,
3598 eqne_comparison_operator, signed_comparison_operator,
3599 extend_operand, small_insn_p, large_insn_p,
3600 conditional_move_operand, carry_compare_operand,
3601 m32r_block_immediate_operand): Move to predicates.md.
3602 (MAX_MOVE_BYTES): Move to m32r.h.
3603 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3604 * config/m32r/m32r.md: Include predicates.md.
3605 * config/m32r/predicates.md: New.
3607 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3609 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3610 symbolic_operand, symbolic_memory_operand,
3611 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3612 indexed_memory_operand, move_dest_operand, move_src_operand,
3613 prefetch_cc_operand, prefetch_nocc_operand,
3614 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3615 arith_operand, arith11_operand, pre_cint_operand,
3616 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3617 ireg_operand, int5_operand, uint5_operand, int11_operand,
3618 uint32_operand, arith5_operand, and_operand, ior_operand,
3619 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3620 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3621 shadd_operand, movb_comparison_operator,
3622 cmpib_comparison_operator): Move to predicates.md.
3623 (magic_milli, shadd_constant_p): Make it extern.
3624 * config/pa/pa.h (PREDICATE_CODES): Remove.
3625 * config/pa/pa.md: Include predicates.md.
3626 * config/pa/predicates.md: New.
3628 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3631 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3633 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3634 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3635 config/alpha/freebsd.h, config/alpha/linux.h,
3636 config/alpha/netbsd.h, config/alpha/osf5.h,
3637 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3638 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3639 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3640 doc/cppopts.texi: Update copyright.
3642 2005-03-18 Jan Hubicka <jh@suse.cz>
3645 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3647 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3650 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3652 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3655 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3657 * combine.c (gen_binary): Remove.
3658 (known_cond, simplify_shift_const, find_split_point,
3659 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3660 simplify_logical, expand_field_assignment, extract_left_shift,
3661 force_to_mode, if_then_else_cond, apply_distributive_law,
3662 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3663 simplify_comparison, reversed_comparison): Replace with
3664 simplify_gen_binary, simplify_gen_relational or
3665 distribute_and_simplify_rtx.
3666 (distribute_and_simplify_rtx): New function.
3668 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3669 Paolo Bonzini <gcc.gnu.org>
3671 * calls.c (setjmp_call_p, special_function_p): Update comments
3672 at the head of the functions.
3674 2005-03-18 Jan Hubicka <jh@suse.cz>
3676 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3678 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3679 function body should be released; do not proactively release function
3680 bodies in non-unit-at-a-time mode.
3682 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3684 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3685 mno-fp-ret-in-387 multilib variants.
3687 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3689 * common.opt (m): Remove.
3690 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3692 (common_handle_option): Remove OPT_m case.
3694 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3696 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3698 (fold_builtin_1): Update a call to fold_builtin_bitop.
3700 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3702 (fold_builtin_1): Update a call to fold_builtin_signbit.
3704 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3706 PR tree-optimization/20474
3707 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3708 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3710 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3712 * config/h8300/h8300-protos.h: Remove prototypes for
3713 general_operand_src, general_operand_dst, single_one_operand,
3714 single_zero_operand, call_insn_operand,
3715 two_insn_adds_subs_operand, small_call_insn_operand,
3716 jump_address_operand, bit_operand, bit_memory_operand,
3717 stack_pointer_operand, const_int_gt_2_operand,
3718 const_int_ge_8_operand, const_int_qi_operand,
3719 const_int_hi_operand, incdec_operand, bit_operator,
3720 nshift_operator, eqne_operator, gtle_operator,
3721 gtuleu_operator, iorxor_operator.
3722 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3723 h8300_ldm_stm_parallel.
3724 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3726 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3727 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3728 (h8300_ldm_stm_parallel): Make it extern.
3729 (h8300_ldm_parallel, h8300_stm_parallel,
3730 h8300_return_parallel, general_operand_src,
3731 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3732 nibble_operand, reg_or_nibble_operand, single_one_operand,
3733 single_zero_operand, call_insn_operand,
3734 two_insn_adds_subs_operand, small_call_insn_operand,
3735 jump_address_operand, bit_operand, bit_memory_operand,
3736 stack_pointer_operand, const_int_gt_2_operand,
3737 const_int_ge_8_operand, const_int_qi_operand,
3738 const_int_hi_operand, incdec_operand, eqne_operator,
3739 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3740 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3741 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3742 nshift_operator): Move to predicates.md.
3743 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3744 * config/h8300/h8300.md: Include predicates.md.
3745 * config/h8300/predicates.md: New.
3747 2005-03-17 Richard Henderson <rth@redhat.com>
3749 * config.gcc (ia64*-*-hpux*): Add extra_options.
3750 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3751 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3752 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3753 (ia64_tls_size_string, ia64_tune_string): Remove.
3754 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3755 (TARGET_DEFAULT_TARGET_FLAGS): New.
3756 (TARGET_HANDLE_OPTION): New.
3757 (ia64_override_options): Move options parsing ...
3758 (ia64_handle_option): ... here. New.
3759 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3760 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3761 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3762 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3763 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3764 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3765 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3766 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3767 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3768 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3769 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3770 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3771 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3772 TARGET_EARLY_STOP_BITS): Remove.
3773 (TARGET_ILP32): Default false.
3774 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3775 (enum ia64_inline_type): New.
3776 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3777 * config/ia64/ia64.md: Update for new definitions of
3778 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3779 * config/ia64/ia64.opt: New file.
3780 * config/ia64/ilp32.opt: New file.
3782 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3785 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3787 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3789 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3790 instead of MASK_H8300S.
3791 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3792 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3793 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3794 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3795 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3796 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3797 TARGET_SWITCHES): Remove.
3798 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3800 * config/h8300/h8300.opt: New.
3802 * config/alpha/alpha.opt, config/arc/arc.opt,
3803 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3806 2005-03-17 Ian Lance Taylor <ian@airs.com>
3810 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3812 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3813 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3814 (TARGET_HANDLE_OPTION): Override default.
3815 (arc_handle_option): New function.
3816 (arc_init): Remove code to set arch_cpu_string.
3817 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3818 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3819 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3820 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3821 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3822 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3823 (arc_rodata_string, TARGET_OPTIONS): Delete.
3824 * config/arc/arc.opt: New file.
3826 2005-03-17 Richard Henderson <rth@redhat.com>
3828 * doc/extend.texi (Weak Pragmas): New section.
3829 (attribute alias): Clarify that target must be in the same
3832 2005-03-17 Richard Henderson <rth@redhat.com>
3834 * config/alpha/alpha.opt: New file.
3835 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3837 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3838 alpha_fprm_string, alpha_fptm_string): Make static.
3839 (alpha_tls_size_string): Remove.
3840 (alpha_handle_option): New.
3841 (override_options): Update for alpha_cpu/alpha_tune split.
3842 (alpha_file_start): Likewise.
3843 (TARGET_DEFAULT_TARGET_FLAGS): New.
3844 (TARGET_HANDLE_OPTION): New.
3845 * config/alpha/alpha.h (alpha_tune): Declare.
3846 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3847 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3848 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3849 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3850 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3851 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3852 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3853 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3854 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3855 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3856 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3857 (TARGET_DEFAULT): Remove MASK_FP.
3858 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3859 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3860 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3861 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3862 alpha_tls_size_string): Remove.
3863 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3864 (attribute tune): Rename from attribute cpu.
3865 * config/alpha/ev4.md: Update to match.
3866 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3867 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3868 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3869 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3870 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3871 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3873 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3875 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3876 and return without creating new state if before_nops_num is nonzero.
3877 * config/ia64/ia64.md (first_insn): New attribute.
3878 (alloc): Set it to yes.
3880 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3882 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3883 STMT_VINFO_SUBVARS to NULL.
3884 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3886 2005-03-16 Dale Johannesen <dalej@apple.com>
3888 * rtlanal.c (find_first_parameter_load): Rewrite to
3889 return actual first param load or the call if none,
3890 instead of first in block, when not all loads exist.
3892 2005-03-16 Roger Sayle <roger@eyesopen.com>
3894 * optabs.c (expand_copysign_absneg): Make static.
3895 * optabs.h (expand_copysign_absneg): Delete prototype.
3896 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3898 2005-03-16 Richard Henderson <rth@redhat.com>
3901 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3902 (alias_pairs): Rename from output_defs.
3903 (find_decl_and_mark_needed): Split out from assemble_alias.
3904 (do_assemble_alias): New.
3905 (assemble_output_def): Remove.
3906 (finish_aliases_1, finish_aliases_2): New.
3907 (process_pending_assemble_output_defs): Remove.
3908 (assemble_alias): Defer aliases for which we don't yet have a
3909 non-external decl for the target symbol.
3910 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3911 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3912 * toplev.c (compile_file): Use finish_aliases_2 instead of
3913 process_pending_assemble_output_defs.
3914 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3915 (process_pending_assemble_output_defs): Remove.
3917 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3919 Fix PR tree-optimization/20489
3921 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3922 for empty structures.
3924 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3926 Fix PR tree-optimization/20490
3928 * tree-ssa-pre.c (create_expression_by_pieces): Use
3929 force_gimple_operand on result of fold.
3931 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3933 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3934 of closing parenthesis.
3936 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3938 * builtins.c (expand_movstr): Update a call to
3939 fold_builtin_strcpy.
3940 (expand_builtin_strncpy): Update a call to
3941 fold_builtin_strncpy.
3942 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3943 arguments of CALL_EXPR.
3944 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3945 fold_builtin_strncpy.
3946 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3947 * tree.h: Update the prototypes of fold_builtin_strcpy and
3948 fold_builtin_strncpy.
3950 2005-03-16 Steven Bosscher <stevenb@suse.de>
3951 Dorit Naishlos <dorit@il.ibm.com>
3953 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3954 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3957 2005-03-16 Steven Bosscher <stevenb@suse.de>
3959 * tree-inline.c (walk_type_fields, walk_tree,
3960 walk_tree_without_duplicates): Move from here...
3961 * tree.c: ...to here.
3963 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3965 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3966 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3967 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3968 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3969 (version): Define using $(BASEVER_c).
3970 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3972 (version.o): Depend on version files; add custom generation command.
3973 (prefix.o): Define BASEVER on command line.
3974 (s-iov): Depend on version files; adjust command.
3975 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3977 (gcc-vers.texi): New rule.
3978 (doc/%.info, doc/%.dvi): Add -I . to command line.
3979 (doc/gccinstall.dvi): Likewise.
3980 (PACKAGE): Delete. All uses replaced with "gcc".
3981 * aclocal.m4: Do not include gcc-version.m4.
3982 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3983 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3984 Set is_release based on contents of DEV-PHASE.
3985 Set gcc_version based on contents of BASE-VER.
3986 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3987 * config.in, configure: Regenerate.
3988 * gccbug.in: Determine version of GCC in use at runtime.
3989 * gcov-iov.c: Get version number and development phase from
3990 command line, not by including version.c.
3991 * intl.c: Replace all uses of PACKAGE with "gcc".
3992 * libada-mk.in: Delete unused "gcc_version" variable.
3993 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3994 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3995 commentary to match.
3996 (version_string): Put together from pieces.
3997 * config/alpha/x-vms: Do not use $(gcc_version).
3998 * config/i386/t-nwld: Likewise.
3999 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4000 version-GCC and DEVELOPMENT.
4002 2005-03-15 Roger Sayle <roger@eyesopen.com>
4004 PR tree-optimization/17454
4005 * tree.c (tree_size): Add case for TREE_BINFO.
4006 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4007 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4009 2005-03-15 Roger Sayle <roger@eyesopen.com>
4011 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4012 op1 whilst expanding the signed widenening multiply variant.
4014 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4016 * toplev.c (display_target_options): Avoid unused variable warning if
4017 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4018 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4019 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4020 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4021 (mips_isa_info): New variable.
4022 (mips_parse_cpu): Remove the first argument and leave the caller
4024 (TARGET_HANDLE_OPTION): Override default.
4025 (mips_handle_option): New function. Move option validation code from...
4026 (override_options): ...here. Update calls to mips_parse_cpu.
4027 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4028 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4029 (SUBTARGET_TARGET_OPTIONS): Delete.
4030 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4031 (mno-flush-func, mtune=): New options.
4033 2005-03-15 Roger Sayle <roger@eyesopen.com>
4034 Richard Henderson <rth@redhat.com>
4036 * real.c (c4x_single_format, c4x_extended_format): Provide values
4037 for signbit_ro for c4x's single and extended floating point formats.
4038 * optabs.c (expand_copysign): Use the floating point format's
4039 signbit_ro for expanding via expand_copysign_absneg, and it's
4040 signbit_rw field for expanding via expand_copysign_bit.
4042 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4044 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4045 known_alignment_for_access_p.
4046 (known_alignment_for_access_p): New.
4047 (do_peeling_for_alignment): Field made int instead of bool and renamed
4048 to peeling_for_alignment.
4049 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4050 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4051 functionality used to be in vect_analyze_operations.
4052 (vect_analyze_operations): Code to determine vectorization factor was
4053 moved to vect_determine_vectorization_factor.
4054 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4055 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4057 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4058 be part of vect_analyze_operations).
4059 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4060 creating the guard condition, as the number of iterations may be
4062 (slpeel_tree_peel_loop_to_edge): Use new name of
4063 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4064 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4065 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4066 (vect_do_peeling_for_alignment): Use fold.
4067 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4069 (vect_update_inits_of_dr): Renamed to
4070 vect_update_init_of_dr.
4071 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4072 (vectorizable_store): Fix assertion to use == instead of =.
4074 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4076 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4077 call_used_regs for wCG registers.
4079 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4081 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4082 for non-offsettable memory references to cope with outstanding reload
4083 replacements, take 2.
4085 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4088 * config/i386/i386.h (x86_fisttp): New.
4089 (TARGET_FISTTP): New macro.
4090 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4091 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4092 instruction when fisttp flag is set.
4093 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4095 * config/i386/i386.md (type attribute): Add fisttp.
4096 (unit attribute): Set to i387 for fisttp type.
4097 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4098 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4100 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4101 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4103 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4104 patterns for TARGET_FISTTP. Enable patterns for
4105 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4106 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4107 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4108 implement fisttp x87 insn.
4109 (fix_trunc*_i387_fisttp splitters): New patterns.
4110 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4111 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4112 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4114 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4115 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4116 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4117 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4118 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4119 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4120 Disable patterns for TARGET_FISTTP.
4121 (fix_trunc*_i387 splitters): Implement usign mode macros.
4122 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4123 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4124 (fix_trunx*_sse peephole2s): Implement using mode macros.
4126 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4128 PR rtl-optimization/20291
4129 * combine.c (try_combine): If splitting fails, re-try with
4130 original combined pattern, i.e. before clobber stripping.
4132 2005-03-14 Eric Christopher <echristo@redhat.com>
4134 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4135 STACK_GROWS_DOWNWARD.
4137 2005-03-14 Roger Sayle <roger@eyesopen.com>
4139 * real.h (struct real_format): Split the signbit field into two
4140 two fields, signbit_ro and signbit_rw.
4141 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4142 mips_double_format, ieee_extended_motorola_format,
4143 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4144 ieee_extended_intel_128_format, ibm_extended_format,
4145 mips_extended_format, ieee_quad_format, mips_quad_format,
4146 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4147 i370_double_format, c4x_single_format, c4x_extended_format,
4148 real_internal_format): Update initializers for new field.
4149 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4150 real_format structure.
4151 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4152 field of the real_format structure.
4154 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4156 Fix PR tree-optimization/20458
4158 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4159 DECL_EXTERNAL on STRUCT_FIELD tags.
4160 (clear_call_clobbered): Ditto.
4161 * tree-ssa-operands.c (note_addressable): Make sure the original
4162 variable doesn't slip into the addressable list if we have
4164 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4167 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4169 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4170 (-fwide-exec-charset): Likewise.
4171 (-finput-charset): Likewise.
4172 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4173 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4174 * c.opt (Wnormalized): New.
4176 2005-03-14 Devang Patel <dpatel@apple.com>
4178 * doc/invoke.texi: Add reference to Visibility document.
4180 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4182 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4183 MASK_SPLIT_ADDRESSES.
4184 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4185 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4186 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4187 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4188 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4189 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4190 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4191 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4192 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4193 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4194 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4195 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4196 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4197 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4198 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4199 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4200 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4201 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4202 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4203 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4204 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4205 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4206 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4207 (TARGET_EXPLICIT_RELOCS): Delete.
4208 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4209 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4210 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4211 (override_options): Set MASK_LONG64 if -mint64 is given and no
4212 -mlongXX option is. Complain about -mint64 -mlong32.
4213 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4214 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4215 * config/mips/mips.opt: New file.
4217 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4219 * config.gcc (extra_options): New variable for listing option files.
4220 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4221 * configure.ac (extra_opt_files): New AC_SUBST variable.
4222 (tm_file_list, tm_include_list): Include options.h first.
4223 * configure: Regenerate.
4224 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4225 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4226 (s-options-h): New rule.
4227 (options.h): Depend on it.
4228 (TEXI_GCCINT_FILES): Add options.texi.
4229 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4230 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4231 * target.h (gcc_target): Add default_target_flags and handle_option.
4232 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4233 (TARGET_HANDLE_OPTION): New macros.
4234 (TARGET_INITIALIZER): Include them.
4235 * opt-functions.awk (opt_args, nth_arg): New functions.
4236 (switch_flags): Handle the "Target" flag.
4238 (var_name): Use opt_args and nth_arg.
4239 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4240 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4241 macros for the "Mask" and "InverseMask" options.
4242 * opts.h (cl_var_cond): New enum.
4243 (cl_option): Replace the "has_set_value" and "set_value" fields with
4244 "var_cond" and "var_value".
4245 (CL_TARGET): New macro.
4246 (option_enabled, print_filtered_help): Declare.
4247 (decode_options): Move definition.
4248 * opts.c (handle_option): Search for the original option before
4249 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4250 var_cond and var_value fields. Use targetm.handle_option to handle
4252 (decode_options): Set target_flags to targetm.default_target_flags.
4253 (print_filtered_help): Make global. Handle CL_TARGET.
4254 (option_enabled): New function.
4255 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4256 (display_target_options, set_target_switch, print_switch_values)
4257 (default_pch_valid_p): Guard uses of target_switches with
4258 #ifdef TARGET_SWITCHES. Also...
4259 (display_target_options): Display the CL_TARGET entries in cl_options.
4260 (set_target_option): Don't complain about the "" option when
4261 TARGET_SWITCHES is undefined.
4262 (print_switch_values): Use option_enabled.
4263 (default_pch_valid_p): Check cl_options[] when looking for something
4264 that has changed the value of target_flags.
4265 * c.opt: Remove documentation from top of file.
4266 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4267 * doc/sourecebuild.texi: Refer to the new options documentation
4268 instead of c.opt. Document machine-specific .opt files.
4269 * doc/tm.texi (target_flags): Say that this variable is declared
4271 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4272 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4274 * doc/options.texi: New file.
4276 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4279 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4282 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4285 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4286 temporary variable of pointer type if an lvalues is required.
4287 (gimplify_modify_expr_rhs): Request an rvalue from it.
4288 (gimplify_expr): Pass fallback on.
4290 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4292 * cfgbuild.c: Update comments.
4294 2005-03-14 Roger Sayle <roger@eyesopen.com>
4296 PR rtl-optimization/17236
4297 * optabs.c (expand_doubleword_mult): New helper function split out
4298 from expand_binop. Permute the order in which instructions are
4299 emitted to minimize the number of simultaneously live registers.
4300 (expand_binop): Call expand_doubleword_mult to synthesize a double
4301 word multiplication.
4303 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4305 * basic-block.h: Update the prototypes of cached_make_edge and
4307 * cfg.c (cached_make_edge): Take edge_cache representing one
4308 row of the adjacency matrix of edges.
4309 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4310 (make_edges): Initialize edge_cache to represent one row of
4311 the adjacency matrix of edges.
4313 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4315 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4317 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4318 Remove unused removed_phis variable.
4319 (conditional_replacement): Use build1/build2.
4320 (abs_replacement): Use last_and_only_stmt and build1/build2.
4322 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4324 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4325 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4326 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4327 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4328 * c-common.c (handle_novops_attribute): New function.
4329 (c_common_attribute_table): Add "no vops" entry.
4330 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4331 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4332 * tree-ssa-operands.c (get_call_expr_operands): Do not
4333 create virtual operands for calls with ECF_NOVOPS flag.
4334 * tree.h (DECL_IS_NOVOPS): New macro.
4335 (struct tree_decl): Add novops_flag.
4336 (ECF_NOVOPS): New constant.
4338 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4341 * config/i386/i386.c (x86_use_himode_fiop): New.
4342 (x86_use_simode_fiop): Rename from x86_use_fiop.
4343 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4344 (TARGET_USE_HIMODE_FIOP): New.
4345 (x86_use_simode_fiop): Rename from x86_use_fiop.
4346 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4348 * config/i386/i386.md (X87MODEI12): New mode macro define.
4349 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4350 to implement x87 FP compare with HImode input operands.
4351 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4352 Use X87MODEI12 mode macro to handle HImode input operands.
4353 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4354 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4355 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4356 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4357 macro to implement x87 operators with HImode input operands.
4358 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4361 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4363 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4365 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4366 constants invariant.
4368 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4370 * basic-block.h (BB_VISITED): Removed.
4371 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4373 2005-03-14 Falk Hueffner <falk@debian.org>
4376 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4378 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4380 * ggc-zone.c: Fix comment typos.
4382 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4383 stringpool.c, config/mips/mips-protos.h: Update copyright.
4385 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4387 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4388 throughout with its typedef, "rtx".
4389 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4390 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4391 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4392 regs in comment to match code.
4394 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4396 * except.c (check_handled): Make it static.
4397 * except.h: Remove the corresponding prototype.
4399 * function.c (get_func_frame_size): Make it static.
4400 * function.h: Remove the corresponding type.
4402 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4404 * hard-reg-set.h: Remove the corresponding declarations.
4406 * tree-cfg.c (verify_stmts): Check that
4407 bb_for_stmt (stmt) == bb for every PHI node and statement.
4409 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4411 * config.gcc: Remove excess indentation.
4412 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4414 2005-03-13 Roger Sayle <roger@eyesopen.com>
4417 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4418 * fold-const.c (fold_sign_changed_comparison): Likewise.
4419 (fold_binary): Optimize comparisons against widened operands if
4420 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4422 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4424 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4425 (sparc_override_options): Initialize it.
4426 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4428 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4430 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4431 (reg_or_none500mem_operand): New predicate.
4432 (zero_reg_mem_operand): New predicate.
4433 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4434 to reg_or_none500mem_operand.
4435 (extendsfdf2_fpr): Add MEM alternative.
4436 (extenddftf2_internal): Change operand2 predicate to
4437 zero_reg_mem_operand.
4439 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4441 * ggc-zone.c: Rewritten.
4443 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4445 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4446 * config.in: Regenerated.
4447 * configure: Regenerated.
4448 * gengtype.c (write_types_process_field, write_func_for_structure):
4449 Pass new argument to gt_pch_note_object.
4450 * ggc-common.c (struct ptr_data): Add TYPE.
4451 (gt_pch_note_object): Take TYPE argument and save it.
4452 (call_count): Update call to ggc_pch_count_object.
4453 (call_alloc): Update call to ggc_pch_alloc_object.
4454 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4456 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4457 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4458 (ggc_alloc_zone_stat): Delete.
4459 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4460 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4461 (ggc_pch_alloc_object): Update prototypes.
4462 (garbage_zone): Delete.
4463 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4464 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4466 (tree_id_zone): New variable.
4467 (ggc_alloc_cleared_zone): Remove unused.
4468 (ggc_alloc_zone): Define.
4469 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4470 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4471 ggc_alloc_zone_stat.
4472 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4473 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4474 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4475 (make_node_stat): Likewise. Use tree_id_zone.
4477 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4478 Joseph S. Myers <joseph@codesourcery.com>
4480 * configure.ac: Check for MIPS TLS.
4481 * configure: Regenerated.
4482 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4483 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4484 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4485 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4486 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4487 (mips_classify_symbol, mips_symbolic_constant_p)
4488 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4489 (mips_tls_operand_p, mips_call_tls_get_addr)
4490 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4491 (mips_tls_symbol_ref_1): New functions.
4492 (mips_legitimize_address, mips_legitimize_const_move): Call
4493 mips_legitimize_tls_address.
4494 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4496 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4497 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4498 (mips_char_to_class): Document V1_REG.
4499 (HAVE_AS_TLS): Provide default.
4500 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4502 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4504 (tls_get_tp_<mode>): New instruction.
4506 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4508 * configure.ac: Update checks for target tools.
4509 * configure: Regenerated.
4511 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4513 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4515 2005-03-13 Roger Sayle <roger@eyesopen.com>
4517 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4518 more classes of DImode multiplication by constant. Allow both
4519 multiplication by small negative constants (by performing a
4520 multiplication by a positive constant and negating the result) and
4521 multiplications by large powers of two, by using a left shift.
4523 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4525 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4526 of basic blocks into work_stack.
4528 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4529 config/mips/vr.h: Update copyright.
4531 * c-decl.c (c_init_decl_processing): Remove useless calls to
4532 build_function_type.
4534 * builtins.c (fold_trunc_transparent_mathfn,
4535 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4536 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4537 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4538 fold_builtin_strcpy, fold_builtin_strncpy,
4539 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4542 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4545 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4546 variable determinant.
4548 * tree-cfg.c (group_case_labels): Remove local variable type.
4550 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4553 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4556 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4559 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4560 (*movmemqi_insn): Delete.
4561 (*movmemhi): Delete.
4563 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4565 * builtins.c (fold_builtin_classify): Take decomposed
4566 arguments of CALL_EXPR.
4567 (fold_builtin_1): Update a call to fold_builtin_classify.
4569 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4572 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4573 through into call to parser_xref_tag after parse error.
4574 (c_parser_struct_declaration): Consistently return NULL_TREE on
4577 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4579 * tree-flow-inline.h (ref_contains_array_ref): New function.
4580 (lookup_subvars_for_var): Ditto.
4581 (get_subvars_for_var): Ditto.
4582 (var_can_have_subvars): Ditto.
4584 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4585 (struct subvar): New type.
4587 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4589 * tree-optimize.c (init_tree_optimization_passes): Call
4590 pass_create_structure_vars.
4592 * tree-ssa-alias.c: Include vec.h.
4593 (init_alias_info): Don't auto-clear call clobbered on struct-field
4595 (compute_flow_insensitive_aliasing): Handle subvars.
4596 (group_aliases): Handle STRUCT_FIELD aliases.
4597 (setup_pointers_and_addressables): Ditto.
4598 Don't mark variables non-addressable if they still have
4599 addressable subvars.
4600 Also mark subvars addressable when the real variable is marked
4602 (add_pointed_to_var): Try to prune the pointed-to set by only
4603 pointing to subvars when possible.
4604 Otherwise, make sure we set addresses_needed and pt_vars to
4605 properly include subvars.
4606 (bitpos_of_field): New function.
4607 (push_fields_onto_fieldstack): Ditto.
4608 (get_or_create_used_part_for): Ditto.
4609 (create_overlap_variables_for): Ditto.
4610 (find_used_portions): Ditto.
4611 (create_structure_vars): Ditto.
4612 (pass_create_structure_vars): New structure.
4614 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4615 (get_expr_operands): Handle subvars. Also try to turn
4616 COMPONENT_REF accesses into must-defs now that we can accurately
4618 (note_addressable): Try to only mark as addressable those subvars
4619 we know a COMPONENT_REF touches.
4620 (overlap_subvar): New function.
4622 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4623 Handle subvar storing.
4624 (vect_address_analysis): Update caller of vect_object_analysis.
4626 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4628 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4629 (STMT_VINFO_SUBVARS): New macro.
4631 * common.opts: add flag_tree_salias.
4633 * opts.c (decode_options): flag_tree_salias defaults to on.
4635 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4637 * doc/tree-ssa.texi: Document structural alias analysis.
4639 2005-03-12 Steven Bosscher <stevenb@suse.de>
4641 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4642 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4643 * tree-ssa-operands.c (get_expr_operands): Likewise.
4644 (get_expr_operands): Likewise for ERROR_MARK.
4646 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4648 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4651 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4654 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4655 (mark_operand_necessary): Remove local variable ver.
4657 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4658 variable prefix_len.
4660 * value-prof.c (mod_subtract_transform): Remove local variable
4663 * builtins.c (fold_builtin_exponent): Take decomposed
4664 arguments of CALL_EXPR.
4665 (fold_builtin_1): Update a call to fold_builtin_exponent.
4667 * builtins.c (fold_builtin_logarithm): Take decomposed
4668 arguments of CALL_EXPR.
4669 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4671 * c-decl.c (c_init_decl_processing): Remove local variables
4672 ptr_ftype_void and ptr_ftype_ptr.
4674 * gimplify.c (gimplify_expr): Remove local variables r0 and
4677 * reg-stack.c (move_for_stack_reg): Remove local variable
4679 (compare_for_stack_reg): Remove local variable flags_user.
4680 (convert_regs_1): Remove local variable deleted.
4682 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4684 (combine_blocks): Remove local variables exits and new_e.
4686 * tree-inline.c (expand_call_inline): Remove local variable
4689 * tree-ssa-live.c (create_ssa_var_map,
4690 calculate_live_on_entry): Remove local variable snn.
4692 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4694 * c-lex.c (c_lex_with_flags): Add parameter to call to
4697 2005-03-11 Per Bothner <per@bothner.com>
4699 * c-tree.h (struct c_declarator): New id_loc field.
4700 * c-pragma.h (c_lex_with_flags): Take position reference.
4701 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4702 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4703 (c_lex): Pass dummy location to c_lex_with_flags.
4704 * c-parser.c (c_lex_one_token): Set c_token's location using
4705 c_lex_with_flags, instead of input_location, which might be "ahead".
4706 (c_parser_direct_declarator): Set declarator's id_loc from
4708 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4709 declarator's id_loc, rather than probably-imprecise input_location.
4710 (build_id_declarator): Initialize c_declarator's id_loc field.
4712 2005-03-11 Roger Sayle <roger@eyesopen.com>
4715 * builtins.c (expand_builtin_signbit): Force the signbit's word
4716 into an integer register to avoid SUBREGs of floating point modes.
4718 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4720 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4721 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4722 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4723 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4725 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4727 PR rtl-optimization/20306
4728 * expr.c (emit_move_complex): Set try_int false if mode is
4729 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4730 emit_block_move if try_int is true.
4732 2005-03-11 Richard Henderson <rth@redhat.com>
4735 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4736 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4739 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4741 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4742 (TARGET_FIX_VR4130): New macro.
4743 (TARGET_OPTIONS): Add -mfix-vr4130.
4744 (ISA_HAS_MACCHI): New macro.
4745 (ASM_SPEC): Add -mfix-vr4130.
4746 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4747 (override_options): Handle mips_fix_vr4130_string.
4748 (mips_avoid_hazards): Clear all_noreorder_p
4749 if we're working around VR4130 errata and the macc alternatives
4751 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4752 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4753 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4754 (MULTILIB_DEFAULTS): Remove leading "march=".
4755 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4756 if no architecture option is given.
4757 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4759 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4760 * doc/invoke.texi: Document -mfix-vr4130.
4762 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4764 * config/mips/mips.c (override_options): Only warn about -mint64
4765 deprecation if TARGET_INT64.
4767 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4769 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4770 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4771 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4772 are non-specific regarding the nonnull parameter positions.
4773 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4774 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4775 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4776 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4778 * builtins.def: Use the non-specific "nonnull" attibute lists.
4780 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4782 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4783 single_pred_edge, single_succ, single_pred): Improve comments.
4785 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4787 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4788 single_pred_edge, single_succ, single_pred): New inline functions.
4789 * bb-reorder.c (rotate_loop, find_traces_1_round,
4790 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4791 duplicate_computed_gotos): Use the single_succ/pred functions.
4792 * cfganal.c (forwarder_block_p): Ditto.
4793 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4794 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4795 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4796 merge_seq_blocks): Ditto.
4797 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4798 * cfglayout.c (fixup_reorder_chain): Ditto.
4799 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4800 canonicalize_loop_headers, verify_loop_structure): Ditto.
4801 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4802 mfb_update_loops, create_preheader, force_single_succ_latches,
4803 create_loop_notes): Ditto.
4804 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4805 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4806 commit_one_edge_insertion, purge_dead_edges,
4807 cfg_layout_can_merge_blocks_p): Ditto.
4808 * except.c (sjlj_emit_function_enter): Ditto.
4809 * flow.c (init_propagate_block_info): Ditto.
4810 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4811 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4812 insert_insn_end_bb): Ditto.
4813 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4814 find_if_case_2): Ditto.
4815 * lambda-code.c (perfect_nestify): Ditto.
4816 * lcm.c (optimize_mode_switching): Ditto.
4817 * loop-doloop.c (doloop_modify): Ditto.
4818 * loop-init.c (loop_optimizer_init): Ditto.
4819 * loop-iv.c (simplify_using_initial_values): Ditto.
4820 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4821 * loop-unswitch.c (unswitch_loop): Ditto.
4822 * modulo-sched.c (generate_prolog_epilog): Ditto.
4823 * predict.c (combine_predictions_for_insn, estimate_probability,
4824 tree_estimate_probability, last_basic_block_p,
4825 estimate_bb_frequencies): Ditto.
4826 * profile.c (branch_prob): Ditto.
4827 * regrename.c (copyprop_hardreg_forward): Ditto.
4828 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4829 * tracer.c (layout_superblocks): Ditto.
4830 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4831 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4832 cleanup_control_expr_graph, disband_implicit_edges,
4833 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4834 tree_verify_flow_info, tree_make_forwarder_block,
4835 tree_forwarder_block_p, remove_forwarder_block,
4836 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4837 * tree-if-conv.c (tree_if_conversion): Ditto.
4838 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4839 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4840 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4841 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4842 copy_loop_headers): Ditto.
4843 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4844 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4845 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4846 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4847 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4848 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4849 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4850 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4851 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4852 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4853 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4854 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4855 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4856 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4857 slpeel_add_loop_guard): Ditto.
4859 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4861 PR tree-optimization/15784
4862 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4865 * stmt.c (expand_case): Don't change index_type. Convert minval
4868 PR tree-optimization/20130
4869 * fold-const.c (fold): Fold x * -1 into -x.
4871 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4873 PR rtl-optimization/20331
4874 * rtlanal.c (modified_between_p): Check its address first for MEM.
4875 (modified_in_p): Likewise.
4877 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4879 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4881 2005-03-10 Steven Bosscher <stevenb@suse.de>
4883 * expr.c (expand_expr_real_1): If possible, use a conditional
4884 move for expanding MIN_EXPR and MAX_EXPR.
4885 Use temp for moving around rtx-en.
4887 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4890 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4893 2005-03-10 Roger Sayle <roger@eyesopen.com>
4895 * builtins.c (expand_builtin_signbit): Extend to handle floating
4896 point modes wider than the largest integer type, using the
4897 operand_subword_force function to obtain the signbit's word.
4899 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4902 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4903 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4905 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4907 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4909 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4911 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4913 (perform_edge_inserts): Unconditionally call
4914 free_dominator_info.
4916 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4918 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4920 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4922 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4924 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4926 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4928 (rtl_register_value_prof_hooks,
4929 tree_value_profile_transformations,
4930 tree_register_value_prof_hooks): Likewise.
4931 * var-tracking.c (stack_adjust_offset_pre_post,
4932 variable_htab_free, variable_union, dataflow_set_different_2,
4933 count_uses, variable_was_changed, set_frame_base_location,
4934 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4935 vt_add_function_parameters): Likewise.
4936 * varasm.c (named_section_real, named_section, make_decl_rtl,
4937 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4938 const_hash_1, compare_constant, copy_constant, force_const_mem,
4939 output_constant_pool_2, output_constant_pool_1, output_constant,
4940 output_constructor, make_decl_one_only, decl_tls_model,
4941 default_no_named_section, default_elf_select_section_1,
4942 default_unique_section_1): Likewise.
4943 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4944 * vmsdbgout.c (addr_const_to_string): Likewise.
4947 * function.c (struct assign_parm_data_one): Remove last_named
4949 (assign_parm_find_data_types): Don't determine last_named.
4950 Reorder named_parm determination.
4951 (assign_parms): Only setup varargs on the last non-varadic
4954 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4956 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4957 sda base address on medium model.
4959 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4961 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4962 * cfgloop.c (flow_loop_nodes_find): Export.
4963 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4965 * cfgloopmanip.c (fix_loop_structure): New function.
4966 * predict.c (predict_loops): Clean up the loops information.
4967 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4968 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4970 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4971 (rewrite_into_loop_closed_ssa): Declaration changed.
4972 * tree-loop-linear.c (linear_transform_loops): Add argument to
4973 rewrite_into_loop_closed_ssa call.
4974 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4975 * tree-ssa-loop-im.c (move_computations): Ditto.
4976 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4977 * tree-vectorizer.c (vectorize_loops): Ditto.
4978 * tree-optimize.c: Include cfgloop.h.
4979 (execute_todo): Choose whether to call cleanup_tree_cfg or
4980 cleanup_tree_cfg_loop.
4981 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4982 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4983 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4984 cleanup_tree_cfg_loop call.
4985 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4986 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4987 work on part of cfg.
4989 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4992 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4993 with multiple alternatives.
4995 * stmt.c (parse_output_constraint): Fix a typo.
4997 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4999 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5000 assembly directive instead of deprecated "no-generics".
5002 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5004 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5005 for non-offsettable memory references to cope with outstanding reload
5007 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5008 avoid losing outstanding address reloads.
5009 ("reload_outdi", "reload_outdf"): Likewise.
5011 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5013 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5014 code. Add more cbrt transformations.
5016 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5018 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5020 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5022 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5023 NULL_TREE when a given tree is not simplified.
5024 (fold): Return the original tree when any of the functions
5025 mentioned above NULL_TREE.
5027 * fold-const.c (fold_unary, fold_binary): Take decomposed
5028 arguments, code, type, op0, and op1 in case of fold_binary.
5029 (fold): Update calls to fold_unary and fold_binary.
5031 2005-03-09 Roger Sayle <roger@eyesopen.com>
5033 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5034 a fndecl and an arglist instead of a CALL_EXPR, exp.
5036 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5038 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5040 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5042 * expr.c (expand_assignment): Remove orig_to_rtx.
5044 * fold-const.c (int_const_binop): Remove no_overflow.
5046 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5048 * loop-iv.c (get_biv_step_1): Remove lhs.
5050 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5052 * real.c (real_nan): Remove neg.
5054 * function.c (thread_prologue_and_epilogue_insns): Remove i
5057 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5060 * tree-eh.c (tree_could_trap_p): Remove idx.
5062 * tree-into-ssa.c (ann): Remove ann.
5064 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5066 * tree-sra.c (decide_block_copy): Remove inst_count.
5068 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5070 * tree-ssa-loop-im.c (lhs): Remove.
5072 * cfgbuild.c (state, STATE, SET_STATE,
5073 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5075 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5076 (find_basic_blocks): Set the state of each basic block to
5079 2005-03-08 Jeff Law <law@redhat.com>
5081 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5082 goto results in the removal of edges in the CFG, then we need
5083 to recompute dominators.
5085 2005-03-09 Ben Elliston <bje@au.ibm.com>
5087 * c-common.c (c_do_switch_warnings): Comment fix.
5089 2005-03-08 Julian Brown <julian@codesourcery.com>
5091 * Patch from 2005-03-08 reverted for causing regressions and
5092 ppc-darwin bootstrap failure.
5094 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5096 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5097 Define the real function for ppc-darwin.
5098 * c-typeck.c (convert_arguments): Check for target-specific
5099 invalid argument call to unprototyped function.
5100 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5102 * target.h (invalid_arg_for_unprototyped_fn): New field
5104 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5105 default target hook.
5106 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5109 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5111 * c-typeck.c (constructor_stack, constructor_range_stack,
5112 initializer_stack): Make them static.
5114 * cfg.c (rbi_pool): Make it static.
5116 * gimple-low.c (lower_stmt_body): Make it static.
5117 * tree-flow.h: Remove the corresponding prototype. Don't
5120 * sched-deps.c (cache_size): Make it static.
5122 * stor-layout.c (lang_adjust_rli): Make it static.
5124 2005-03-08 Julian Brown <julian@codesourcery.com>
5126 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5127 from being used for symbols with vague linkage when
5128 HAVE_GAS_COMDAT_GROUP is true.
5130 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5132 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5133 nlabel == JUMP_LABEL (jump).
5135 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5137 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5138 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5139 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5140 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5142 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5145 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5146 * c-common.c (handle_returns_twice): New function.
5147 (c_common_attribute_table): Declare eturns_twice' attribute.
5148 * doc/extend.texi: Document eturns_twice' attribute.
5149 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5150 (struct tree_decl): Add returns_twice_flag.
5152 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5154 * tree-ssa-phiopt.c: Fix a comment typo.
5156 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5157 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5158 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5161 2005-03-08 Richard Henderson <rth@redhat.com>
5163 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5164 builtin codes with ctzdi2, clzdi2, popcountdi2.
5165 (struct alpha_builtin_def): Add is_const.
5166 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5167 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5168 (alpha_init_builtins): Init them. Set nothrow and const attributes
5170 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5171 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5172 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5173 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5174 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5175 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5176 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5177 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5178 (TARGET_FOLD_BUILTIN): New.
5179 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5180 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5182 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5184 2005-03-08 Ira Rosen <irar@il.ibm.com>
5186 PR tree-optimization/20122
5187 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5188 condition of access function instead of base.
5190 2005-03-07 Jeff Law <law@redhat.com>
5191 Steven Bosscher <stevenb@suse.de>
5193 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5194 (find_taken_edge): Call find_taken_edge_computed_goto as
5195 appropriate. Allow any gimple invariant rather than just
5196 INTEGER_CST for VAL.
5197 (cleanup_control_flow): Cleanup a computed goto which has turned
5199 (tree_merge_blocks): If block B has any forced labels, move
5200 them to the start of block A.
5201 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5202 computed gotos as well.
5203 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5204 removal of unnecessary computed gotos too.
5205 (lookup_redirection_data): Fix type of INSERT argument. Callers
5208 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5210 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5211 Remove trailing spaces.
5213 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5214 unshare_all_trees): Make them static.
5215 * tree-gimple.h: Remove the corresponding prototypes.
5217 * diagnostic.h: Remove unused prototype
5218 debug_output_buffer.
5219 * modulo-sched.c: Remove unused prototype
5220 set_row_column_for_ps.
5222 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5223 replace_phi_edge_with_variable): Remove unused variable i.
5225 2005-03-07 Per Bothner <per@bothner.com>
5227 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5229 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5232 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5233 bbs on the COND_EXPR instead of the PHI_NODEs.
5234 (candidate_bb_for_phi_optimization): Remove.
5235 (replace_phi_with_stmt): Rename to ...
5236 (replace_phi_edge_with_variable): this and change so that we
5237 replace the phi argument instead of removing the PHI.
5238 (conditional_replacement): Change so we deal with PHI with more
5240 (value_replacement): Likewise.
5241 (abs_replacement): Likewise.
5243 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5245 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5246 output_e500_flip_gt_bit.
5248 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5250 (rs6000_generate_compare): Fix logic to look at the correct bits.
5251 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5253 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5254 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5255 gen_move_from_CR_gt_bit.
5257 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5258 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5259 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5261 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5262 (E500_CR_IOR_COMPARE): New constant.
5264 2005-03-08 Earl Chew <earl_chew@agilent.com>
5265 David Billinghurst <David.Billinghurst@riotinto.com>
5267 * config/i386/host-cygwin.c: New file to support precompiled
5269 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5270 * config.host: Use above files for cygwin host.
5272 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5274 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5275 ordering ops from earlier change.
5277 2005-03-07 Per Bothner <per@bothner.com>
5279 Various fixes to allow us to again build if --enable-mapped-location:
5280 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5281 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5282 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5283 local variable loc. Change logic appropriately.
5284 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5285 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5286 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5287 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5288 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5290 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5292 PR rtl-optimization/19683
5293 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5294 number of bytes, to smallest_int_for_mode. Fix arguments to
5295 REG_CANNOT_CHANGE_MODE_P.
5297 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5299 * reorg.c (relax_delay_slots): Check that the jump is
5300 conditional before trying to invert it.
5302 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5304 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5307 * calls (stack_arg_under_construction): Make it static.
5309 * flow.c (regs_live_at_setjmp): Make it static.
5310 * flow.h: Remove the corresponding prototype.
5312 * reload1.c (reload_startobj, reload_firstobj,
5313 something_needs_operands_changed, reload_inherited,
5314 reload_inheritance_insn, reload_override_in,
5315 reload_spill_index): Make them static.
5317 * recog.c (verify_changes): Make it static.
5318 * recog.h: Remove the corresponding prototype.
5320 * cfgbuild.c (find_sub_basic_blocks): Remove.
5321 * basic-block.h: Remove the corresponding prototype.
5322 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5324 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5326 * tree-ssa-operands.c (check_build_stmt): Remove.
5328 * stor-layout.c (set_alignment): Remove.
5329 * tree.h: Remove the corresponding prototype.
5331 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5333 * tree-ssa-dce.c (control_dependence_map,
5334 visited_control_parents): Make them static.
5336 * cfghooks.c (verify_flow_info): Remove local variable
5339 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5342 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5344 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5346 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5348 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5350 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5351 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5352 PARALLEL for an empty structure.
5354 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5356 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5358 * fold-const.c (fold_binary): Unroll the very first "for"
5361 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5363 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5364 redundant match_code test.
5365 (scc_comparison_operator): Swap match_operand and match_code
5367 (branch_positive_comparison_operator): Same.
5368 (trap_comparison_operator): Use comparison_operator and swap with
5371 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5374 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5375 (out_movhi_r_mr): Read low byte of volatile MEM first.
5376 (out_movhi_mr_r): Write high byte of volatile MEM first.
5378 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5380 * cselib.c (reg_values, reg_values_size): Make them static.
5382 * cse.c (cse_reg_info_table): Make it static.
5384 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5386 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5388 * cse.c (find_best_addr): Use canon_for_address.
5390 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5392 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5393 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5394 SUBREG and MEM, respectively.
5396 * fold-const.c (fold_binary): Use code instead of t.
5398 * fold-const.c (optimize_minmax_comparison): Take decomposed
5399 arguments code, type, op0, and op1 instead of t.
5400 (fold_binary): Update a call to optimize_minmax_comparison.
5402 * fold-const.c (fold_range_test): Take decomposed arguments
5403 code, type, op0, and op1 instead of t.
5404 (fold_binary): Update a call to fold_range_test.
5406 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5407 decomposed arguments code, type, op0, and op1 instead of t.
5408 (fold_binary): Update a call to fold_range_test.
5410 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5412 * fold-const.c (fold_binary): Avoid directly using the original
5413 expression t as much as possible.
5415 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5417 * c-semantics.c (build_stmt): Use TYPE_P instead of
5418 IS_NON_TYPE_CODE_CLASS.
5419 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5420 (NON_TYPE_CHECK): Use TYPE_P instead of
5421 IS_NON_TYPE_CODE_CLASS.
5423 * fold-const.c (fold): Remove handling of binary expressions.
5425 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5427 * doc/c-tree.texi: Wrap comments in @r{}.
5428 * doc/cpp.texi: Likewise.
5429 * doc/cppinternals.texi: Likewise.
5430 * doc/extend.texi: Likewise.
5431 * doc/md.texi: Likewise.
5432 * doc/objc.texi: Likewise.
5433 * doc/sourcebuild.texi: Likewise.
5434 * doc/tm.texi: Likewise.
5437 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5439 * predict.c (apply_return_prediction): Standardize PHI chain
5441 * tree-ssa.c (ssa_redirect_edge): Likewise.
5443 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5444 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5447 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5448 * tree-flow.h: Adjust the prototype for remove_phi_node.
5449 * lambda-code.c (perfect_nestify): Adjust a call to
5452 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5453 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5455 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5456 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5457 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5458 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5460 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5461 of GEN_INT (trunc_int_for_mode (...)).
5462 * loop-iv.c (iv_number_of_iterations): Likewise.
5463 * postreload.c (reload_cse_move2add): Likewise.
5464 * simplify-rtx.c (simplify_const_unary_operation,
5465 simplify_const_binary_operation): Likewise.
5466 * stor-layout.c (get_mode_bounds): Likewise.
5468 * fold-const.c (fold_binary): New.
5469 (fold): Call fold_binary on binary expressions.
5471 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5473 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5474 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5475 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5476 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5477 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5479 2005-03-04 Devang Patel <dpatel@apple.com>
5481 PR tree-optimization/18815
5482 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5483 loops with zero exit edges.
5485 2005-03-04 Devang Patel <dpatel@apple.com>
5487 * doc/invoke.texi: Remove reference to webpage that does not exist.
5489 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5490 Joseph S. Myers <joseph@codesourcery.com>
5493 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5494 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5495 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5496 * pa.c (get_plabel): Change argument to symbol_ref. Call
5497 maybe_get_identifier instead of get_identifier.
5498 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5499 (struct deferred_plabel): Replace name field with symbol field.
5500 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5501 ASM_OUTPUT_EXTERNAL_REAL is defined.
5502 (output_global_address): Use output_addr_const for output of all
5504 (output_deferred_plabels): Use symbol_ref instead of name for address
5506 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5507 ASM_OUTPUT_SYMBOL_REF): New macros.
5508 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5510 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5513 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5515 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5516 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5518 2005-03-04 Jeff Law <law@redhat.com>
5520 * basic-block.h (rediscover_loops_after_threading): Declare.
5521 * tree-ssa-dom.c: Include cfgloop.h.
5522 (tree_ssa_dominator_optimize): Discover loops and some basic
5523 properties. Remove forwarder blocks recreated by loop header
5524 canonicalization. Also mark backedges in the CFG.
5525 * tree-ssa-threadupdate.c: Include cfgloop.h
5526 (rediscover_loops_after_threading): Define.
5527 (struct local_info): New field, JUMP_THREADED.
5528 (prune_undesirable_thread_requests): New function.
5529 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5530 then record that fact for the callers of redirct_edges.
5531 (thread_block): If BB has incoming backedges, then call
5532 prune_undesirable_thraed_requests. Note when we are
5533 going to have to rediscover loop information. Return a
5534 boolean indicating if any jumps were threaded.
5535 (thread_through_all_blocks): Bubble up boolean indicating
5536 if any jumps were threaded.
5537 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5538 (tree-ssa-threadupdate.o): Similarly.
5540 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5542 * fold-const.c (fold_ternary): Unroll the "for" loop to
5545 2005-03-04 Andrew Haley <aph@redhat.com>
5547 * unwind-dw2-fde-glibc.c (struct
5548 unw_eh_callback_data.check_cache): New field.
5549 (frame_hdr_cache): New.
5550 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5551 Cache frame header info.
5553 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5555 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5556 (print_c_condition): Declare.
5557 * read-rtl.c (ptr_loc): New structure.
5558 (ptr_locs, ptr_loc_obstack, joined_conditions)
5559 (joined_conditions_obstack): New variables.
5560 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5561 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5562 (join_c_conditions, print_c_condition): New functions.
5563 (apply_macro_to_string): Associate the new string with the same
5564 source location as the old one.
5565 (add_condition_to_string): Use join_c_conditions.
5566 (read_string): Use set_rtx_ptr_loc to record a filename and line
5567 number for the string.
5568 (read_rtx): Initialize the new variables above.
5569 * genattrtab.c (write_test_expr, write_attr_value): Use
5571 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5572 comment above the GCC_VERSION check.
5573 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5574 Inline the definition of MAYBE_EVAL.
5575 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5576 * genoutput.c (process_template): Likewise.
5577 * genpreds.c (write_predicate_subfunction): Likewise.
5578 (write_predicate_expr): Use print_c_condition.
5579 * genrecog.c (write_cond): Likewise.
5580 * gensupport.c (process_rtx): Use join_c_conditions to join the
5581 conditions of a define_insn_and_split. Record a source location
5582 for the string after the "&&".
5583 (alter_test_for_insn): Use join_c_conditions.
5585 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5588 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5589 PR tree-optimization/15784
5590 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5593 2005-03-04 Ben Elliston <bje@au.ibm.com>
5595 * gcc.c (option_map): Add --coverage.
5596 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5597 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5598 * config/darwin.h: Pass -lgcov for `coverage'.
5599 * doc/invoke.texi (Debugging Options): Document --coverage.
5601 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5603 * gcse.c (bypass_block): Use find_edge wherever possible.
5605 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5609 * c-opts.c (c_common_parse_file): Call start_source_file
5610 and end_source_file at the approriate times.
5612 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5613 the main file, it will be done for us now.
5615 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5617 * fold-const.c (fold_ternary): New.
5618 (fold): Call fold_ternary on ternary expressions. Remove
5619 handling of ternary expressions.
5621 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5623 PR tree-optimization/15784
5624 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5627 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5629 * config/rs6000/predicates.md (branch_comparison_operator):
5630 Convert from C block to conditional format.
5632 2005-03-03 Jan Hubicka <jh@suse.cz>
5634 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5635 and non-constant public variables.
5637 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5639 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5642 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5645 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5646 calls to release_ssa_name and release_phi_node.
5648 * fold-const.c (fold): Remove handling of unary expressions.
5650 * fold-const.c (fold_unary): Avoid directly using the original
5651 expression t as much as possible.
5653 2005-03-03 Roger Sayle <roger@eyesopen.com>
5654 Andrew Pinski <pinskia@physics.uc.edu>
5656 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5657 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5659 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5661 Describe special registers SRP and MOF as allocatable registers.
5662 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5663 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5664 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5665 TARGET_HAS_MUL_INSNS.
5666 (cris_print_operand) <case 'd'>: New case.
5667 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5668 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5670 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5671 (REG_ALLOC_ORDER): Update for MOF.
5672 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5674 (GENERAL_REGS): No longer a define of ALL_REGS.
5675 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5676 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5678 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5679 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5680 (SECONDARY_RELOAD_CLASS): Define.
5681 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5682 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5683 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5684 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5685 (REGISTER_MOVE_COST): Define.
5686 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5687 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5688 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5689 (CRIS_MOF_REGNUM): New define_constants.
5690 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5692 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5694 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5695 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5696 Adjust for MOF being properly described as a register.
5697 (indir_to_reg_split): Name this split. Conditionalize on the
5698 destination register being a general register.
5699 (movei): Conditionalize on on operands 0 and 1 having the same
5702 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5705 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5706 -mcpu to override any other explicitly given flags.
5708 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5710 * recog.c (verify_changes, confirm_change_group): New functions,
5711 broken out of apply_change_group.
5712 (apply_change_group): Use them.
5713 * recog.h (verify_change, confirm_change_group): Declare.
5714 * rtl.h (redirect_jump_2): Declare.
5715 * jump.c (redirect_exp, invert_exp): Delete.
5716 (invert_exp_1): Take second parameter. Return value. Changed caller.
5717 (redirect_jump_2): New function, broken out of redirect_jump.
5718 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5719 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5720 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5722 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5724 * varasm.c (named_section): Use xstrdup rather than doing it by
5727 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5729 2005-03-02 Devang Patel <dpatel@apple.com>
5731 Undo PR tree-optimization/18815 fix.
5733 2005-03-02 Devang Patel <dpatel@apple.com>
5735 PR tree-optimization/18815
5736 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5737 loops with zero exit edges.
5739 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5741 * cfg.c (connect_src, connect_dest, disconnect_src,
5742 disconnct_dest): New.
5743 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5744 redirect_edge_pred): Use the new functions.
5746 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5747 free_dominance_info only when needed.
5749 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5752 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5753 (reg_or_sub_cint64_operand): Same.
5755 2005-03-02 Jeff Law <law@redhat.com>
5757 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5758 CFG_ALTERED in the main DOM iteration loop.
5760 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5763 * varasm.c (initializer_constant_valid_p): Allow conversions
5764 between OFFSET_TYPEs. Tidy.
5766 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5768 * config/cris/cris.md ("return"): Remove epilogue delay list
5771 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5773 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5775 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5777 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5779 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5780 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5781 config/m68k/m68k.c, config/mips/mips.h,
5782 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5783 doc/include/gcc-common.texi: Update copyright.
5785 PR middle-end/18029 and PR middle-end/18030
5786 * expr.c (optimize_bitfield_assignment_op): Add a special case
5787 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5789 * fold-const.c (fold_unary): New.
5790 (fold): Call fold_unary on unary expressions.
5792 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5794 * cgraph.h (struct cgraph_edge): Add prev_caller and
5796 (cgraph_node_remove_callees): Export.
5797 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5799 (cgraph_edge_remove_callee): New function.
5800 (cgraph_edge_remove_caller): Likewise.
5801 (cgraph_remove_edge): Use.
5802 (cgraph_redirect_edge_callee): Likewise.
5803 (cgraph_node_remove_callees): New function.
5804 (cgraph_node_remove_callers): Likewise.
5805 (cgraph_remove_node): Use.
5806 * tree-optimize.c (tree_rest_of_compilation): Use
5807 cgraph_node_remove_callees instead of manual loop.
5808 * cgraphunit.c (cgraph_finalize_function): Likewise.
5809 (cgraph_expand_function): Likewise.
5810 (cgraph_remove_unreachable_nodes): Likewise.
5812 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5815 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5817 * c-decl.c (undeclared_variable): Take location as argument.
5818 * c-typeck.c (build_external_ref): Likewise.
5819 * c-parser.c (c_parser_postfix_expression): Pass location of
5820 identifier to build_external_ref.
5822 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5824 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5825 CCEQ mode for branch_positive_comparison_operator test.
5826 * config/rs6000/predicates (branch_comparison_operator): Revert to
5828 (scc_comparison_operator): Same.
5829 (branch_positive_comparison_operator): Same.
5831 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5833 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5834 (cris_delay_slots_for_epilogue): Remove.
5835 (save_last): Move into cris_target_asm_function_epilogue.
5836 (cris_target_asm_function_epilogue): Remove tests for file being
5838 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5839 (cris_delay_slots_for_epilogue): Remove prototypes.
5840 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5841 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5843 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5845 * config/rs6000/predicates.md (branch_comparison_operator): Change
5846 to define_special_predicate.
5847 (scc_comparison_operator): Same.
5848 (branch_positive_comparison_operator): Same.
5850 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5852 * Makefile.in (tree-ssa-sink.o): New.
5853 (OBJS-common): Add tree-ssa-sink.o.
5854 * common.opt: Add -ftree-sink
5855 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5856 * timevar.def (TV_TREE_SINK): new timevar.
5857 * tree-flow.h (is_hidden_global_store): Prototype.
5858 * tree-optimize.c (init_tree_optimization_passes): Add
5860 * tree-pass.h (pass_sink_code): New.
5861 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5862 for non-obvious global store store to is_hidden_global_store, and
5863 call that new function.
5864 * tree-ssa-sink.c: New file.
5865 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5866 * doc/passes.texi: Document forward store motion.
5867 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5868 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5869 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5870 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5872 2005-03-01 Per Bothner <per@bothner.com>
5874 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5875 and we have a non-zero column-number, add it to the message.
5876 Also factor out the diagnostic_kind_text.
5878 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5880 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5881 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5882 flow_loop_scan): Removed.
5883 (flow_loop_dump): Do not dump removed fields.
5884 (flow_loop_free): Do not free removed fields.
5885 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5886 (loop_exit_edge_p): New function.
5887 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5888 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5889 num_exits, exits_doms.
5890 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5891 LOOP_EDGES, LOOP_ALL): Removed.
5892 (flow_loop_scan): Declaration removed.
5893 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5894 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5896 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5897 (if_convert): Call flow_loops_find and flow_loops_free
5898 when calling mark_loop_exit_edges.
5899 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5900 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5901 free_dominance_info calls.
5902 * loop-init.c (flow_loops_find): Ditto.
5903 * passes.c (rest_of_handle_branch_prob): Ditto.
5904 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5905 * loop-unroll.c (analyze_insns_in_loop): Do not use
5907 * predict.c (predict_loops): Do not call flow_loop_scan.
5908 Use get_loop_exit_edges.
5909 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5910 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5911 Do not use EDGE_LOOP_EXIT.
5912 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5913 to bb_with_exit_edge_p.
5914 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5915 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5916 to bb_with_exit_edge_p.
5917 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5919 * tree-loop-linear.c (linear_transform_loops): Do not call
5920 flow_loop_scan. Use loop->single_exit.
5921 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5922 (vect_analyze_loop_form): Do not call flow_loop_scan.
5923 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5925 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5927 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5928 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5929 slpeel_tree_duplicate_loop_to_edge_cfg,
5930 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5931 Use loop_preheader_edge and loop->single_exit. Do not call
5934 2005-03-01 Nick Clifton <nickc@redhat.com>
5936 * config/arm/arm.c (thumb_find_work_register): Check all of the
5937 argument registers to see if they are free, and a couple of
5938 special cases where the last argument register but can be proved
5939 to be available during the function's prologue.
5940 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5941 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5942 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5944 (thumb_compute_save_reg_mask): Likewise. Also use
5945 thumb_find_work_register() to ensure that there is agreement about
5946 which work register is going to be used in the prologue.
5947 (thumb_output_function_prologue): Use unsigned long as the type
5948 for the register bit-mask. Also delay pushing the link register if
5949 other high registers are going to be pushed.
5950 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5951 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5952 redundant prototypes.
5954 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5957 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5958 and after reload in REG+REG indexed addresses without REG_POINTER
5959 set in the base and not set in the index.
5961 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5963 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5964 Don't undefine here.
5965 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5966 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5967 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5968 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5969 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5971 * config.gcc (sh*-*-linux*): Use config/linux.h.
5973 2005-02-28 Dale Johannesen <dalej@apple.com>
5974 Stan Shebs <shebs@apple.com>
5976 Rewrite of 64-bit Darwin structure-by-value pass/return.
5977 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5978 intoffset, use_stack, named.
5979 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5980 (rs6000_darwin64_record_arg_advance_flush): New.
5981 (rs6000_darwin64_record_arg_advance_recurse): New.
5982 (rs6000_darwin64_record_arg_flush): New.
5983 (rs6000_darwin64_record_arg_recurse): New.
5984 (rs6000_darwin64_record_arg): New.
5985 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5986 (function_arg_boundary): Handle 128-bit aligned structs.
5987 (function_arg_advance): Rewrite darwin64 struct handling.
5988 (function_arg): Call rs6000_darwin64_record_arg.
5989 (function_arg_partial_nregs): Handle darwin64 structs.
5990 (rs6000_darwin64_function_value): Remove.
5991 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5993 2005-02-28 Roger Sayle <roger@eyesopen.com>
5995 PR tree-optimization/20216
5996 * tree-chrec.c (tree_fold_factorial): Delete.
5997 (tree_fold_binomial): Change argument list to take a return type
5998 and change the type of K to unsigned int. Rewrite to avoid explicit
5999 evaluation of factorials, and (recursively) calling fold to perform
6000 compile-time arithmetic. Return NULL on (internal) overflow.
6001 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6002 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6003 if any intermediate calculation overflows.
6004 (chrec_apply): Update call to chrec_evaluate.
6006 2005-02-28 James E Wilson <wilson@specifixinc.com>
6008 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6010 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6013 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6014 instead of NULL_TREE on error.
6016 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6018 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6019 (EASY_VECTOR_15_ADD_SELF): Remove.
6020 (num_insns_constant_wide): Not static.
6021 (validate_condition_mode): Not static.
6022 (toc_relative_expr_p): Not static.
6023 (legitimate_indirect_address_p): Not static.
6024 (macho_lo_sum_memory_operand): Not static.
6025 (invalid_e500_subreg): Not static.
6026 (easy_vector_same): Not static.
6027 (easy_vector_splat_const): Not static.
6028 (RS6000_SYMBOL_REF_TLS_P): Remove.
6029 (any_operand): Delete.
6030 (any_parallel_operand): Delete.
6031 (count_register_operand): Delete.
6032 (altivec_register_operand): Delete.
6033 (xer_operand): Delete.
6034 (s8bit_cint_operand): Delete.
6035 (short_cint_operand): Delete.
6036 (u_short_cint_operand): Delete.
6037 (non_short_cint_operand): Delete.
6038 (exact_log2_cint_operand): Delete.
6039 (gpc_reg_operand): Delete.
6040 (cc_reg_operand): Delete.
6041 (cc_reg_not_cr0_operand): Delete.
6042 (reg_or_short_operand): Delete.
6043 (reg_or_neg_short_operand): Delete.
6044 (reg_or_aligned_short_operand): Delete.
6045 (reg_or_u_short_operand): Delete.
6046 (reg_or_cint_operand): Delete.
6047 (reg_or_arith_cint_operand): Delete.
6048 (reg_or_add_cint64_operand): Delete.
6049 (reg_or_sub_cint64_operand): Delete.
6050 (reg_or_logical_cint_operand): Delete.
6051 (got_operand): Delete.
6052 (got_no_const_operand): Delete.
6053 (easy_fp_constant): Delete.
6054 (easy_vector_constant): Delete.
6055 (easy_vector_constant_add_self): Delete.
6056 (zero_constant): Delete.
6057 (zero_fp_constant): Delete.
6058 (volatile_mem_operand): Delete.
6059 (offsettable_mem_operand): Delete.
6060 (mem_or_easy_const_operand): Delete.
6061 (add_operand): Delete.
6062 (non_add_cint_operand): Delete.
6063 (logical_operand): Delete.
6064 (non_logical_cint_operand): Delete.
6065 (mask_operand): Delete.
6066 (mask_operand_wrap): Delete.
6067 (mask64_operand): Delete.
6068 (mask64_2_operand): Delete.
6069 (and64_operand): Delete.
6070 (and64_2_operand): Delete.
6071 (and_operand): Delete.
6072 (reg_or_mem_operand): Delete.
6073 (lwa_operand): Delete.
6074 (symbol_ref_operand): Delete.
6075 (call_operand): Delete.
6076 (current_file_function_operand): Delete.
6077 (input_operand): Delete.
6078 (rs6000_nonimmediate_operand): Delete.
6079 (rs6000_tls_symbol_ref): Delete.
6080 (save_world_operation): Delete.
6081 (restore_world_operation): Delete.
6082 (load_multiple_operation): Delete.
6083 (store_multiple_operation): Delete.
6084 (vrsave_operation): Delete.
6085 (mfcr_operation): Delete.
6086 (mtcrf_operation): Delete.
6087 (lmw_operation): Delete.
6088 (stmw_operation): Delete.
6089 (branch_comparison_operator): Delete.
6090 (branch_positive_comparison_operator): Delete.
6091 (scc_comparison_operator): Delete.
6092 (trap_comparison_operator): Delete.
6093 (boolean_operator): Delete.
6094 (boolean_or_operator): Delete.
6095 (min_max_operator): Delete.
6096 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6097 (EASY_VECTOR_15): Moved to here.
6098 (EASY_VECTOR_15_ADD_SELF): Move to here.
6099 (PREDICATE_CODES): Delete.
6100 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6101 Declare functions no longer static.
6102 * config/rs6000/predicates.md: New.
6103 * config/rs6000/rs6000.md: Include predicates.md
6105 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6107 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6108 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6110 * cfgrtl.c (need_fake_edge_p): Likewise.
6111 * combine.c (distribute_notes): Likewise.
6112 * emit-rtl.c (try_split): Likewise.
6113 * recog.c (peephole2_opimize): Likewise.
6114 * reg-notes.def (ALWAYS_RETURN): Remove.
6115 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6116 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6117 * tree.h (ECF_ALWAYS_RETURN): Remove.
6119 2005-02-28 Roger Sayle <roger@eyesopen.com>
6122 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6123 between different machine modes is never a "useless" conversion.
6125 2005-02-28 Geert Bosch <bosch@gnat.com>
6128 * doc/contrib.texi: List contributors for Ada front end
6130 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6132 * simplify-rtx.c (simplify_unary_operation_1,
6133 simplify_const_unary_operation): New, extracted from...
6134 (simplify_unary_operation): ... this one.
6135 (simplify_binary_operation_1,
6136 simplify_const_binary_operation): New, extracted from...
6137 (simplify_binary_operation): ... this one.
6138 * rtl.h (simplify_const_unary_operation,
6139 simplify_const_binary_operation): Add prototypes.
6141 2005-02-28 Julian Brown <julian@codesourcery.com>
6143 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6144 building libjava and caused PR regression/20228.
6146 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6149 * Makefile.in (host_subdir): New.
6150 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6151 * configure: Regenerate.
6153 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6155 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6156 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6157 installation directory first.
6159 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6162 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6163 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6164 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6165 * config/cris/cris.md: Tweak comments referring to Q.
6166 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6167 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6168 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6169 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6170 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6171 Insert spaces in constraints to align alternatives vertically for
6173 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6176 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6178 PR rtl-optimization/17728
6179 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6180 operand 0 from general_operand to move_dest_operand.
6182 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6184 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6185 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6186 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6187 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6189 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6191 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6192 * configure: Regenerate.
6193 * libada-mk.in: Remove CC; rename
6194 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6196 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6199 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6200 for the lhs, also walk over the tree. Likewise for rhs.
6202 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6204 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6205 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6206 Do not propagate value of iv before increment over the increment.
6208 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6210 * c-parser.c: New file.
6211 * c-parse.in: Remove.
6212 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6214 (c-parser.o): Add dependencies.
6215 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6216 maintainer-clean, TAGS): Update.
6217 * c-config-lang.in (gtfiles): Update.
6218 * gengtype-lex.l: Don't handle "@@".
6219 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6220 objc_build_synchronized, objc_begin_try_stmt,
6221 objc_begin_catch_clause, objc_finish_catch_clause,
6222 objc_build_finally_clause, objc_finish_try_stmt): New.
6223 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6225 (c_parse_init): Update comment.
6226 * c-decl.c (c_init_decl_processing): Update comment.
6227 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6228 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6229 new c_declspecs members.
6231 2005-02-25 Julian Brown <julian@codesourcery.com>
6233 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6234 from being used for symbols with vague linkage when
6235 HAVE_GAS_COMDAT_GROUP is true.
6237 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6239 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6241 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6244 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6245 (LIBGCC2_HAS_DF_MODE): New.
6246 (LIBGCC2_HAS_XF_MODE): New.
6247 (LIBGCC2_HAS_TF_MODE): New.
6248 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6249 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6250 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6251 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6252 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6253 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6254 and add _fixtfdi, _fixunstfdi, _floatditf
6255 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6256 L_fixunstfdi, L_floatditf.
6257 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6258 (LIBGCC2_HAS_TF_MODE): Define.
6260 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6262 PR tree-optimization/20204
6263 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6264 REWRITE_THIS_STMT markers on PHI nodes.
6265 (rewrite_initialize_block): Likewise.
6267 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6269 * version.c (version_string): Update to 4.1.
6271 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6273 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6274 Clarify that the alternative way doesn't work in GNU C++.
6276 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6278 PR tree-optimization/19937
6279 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6280 to the type of the induction variable.
6282 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6284 PR rtl-optimization/20117
6285 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6286 the block including noncopyable insn.
6288 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6290 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6291 calls to find_reg_note.
6293 2005-02-24 Richard Henderson <rth@redhat.com>
6296 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6299 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6301 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6302 vector types if to use base reg for misaligned non-word ld/std.
6304 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6307 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6308 dwarf2 label manually and put it after, not before the prologue.
6310 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6313 * reload.c (operands_match_p): Only increment register number for
6314 SCALAR_INT_MODE_P modes in multiple hard registers.
6316 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6319 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6321 * ChangeLog.5: Fix log message typo(s).
6322 * ChangeLog.7: Likewise.
6323 * ChangeLog.tree-ssa: Likewise.
6324 * cfgexpand.c: Fix comment typo(s).
6325 * conflict.c: Likewise.
6326 * defaults.h: Likewise.
6327 * dwarf2out.c: Likewise.
6329 * ggc-page.c: Likewise.
6330 * tree-eh.c: Likewise.
6331 * tree-ssa-dom.c: Likewise.
6333 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6336 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6337 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6338 if SHARED is defined.
6341 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6342 allow splitting only if operands 0 and 3 don't overlap.
6344 2005-02-24 Richard Henderson <rth@redhat.com>
6347 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6348 (fold_builtin_1): Call them.
6349 * fold-const.c (fold_complex_mult_parts): Split out from ...
6350 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6351 (fold_complex_div_parts, fold_complex_div): New.
6353 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6355 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6357 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6358 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6360 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6361 (print_node): Likewise.
6362 Print TYPE_SIZES_GIMPLIFIED.
6364 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6366 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6367 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6368 operands as commutative in constraints.
6370 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6372 * tree-into-ssa.c: Re-organize internal functions.
6374 2005-02-24 Richard Henderson <rth@redhat.com>
6377 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6379 * common.opt (fcx-limited-range): New.
6380 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6381 * toplev.c (flag_complex_method): Initialize to 1.
6382 (process_options): Set flag_complex_method to 0 if
6383 flag_cx_limited_range.
6384 * doc/invoke.texi (-fcx-limited-range): New.
6386 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6388 * cse.c (delete_trivially_dead_insns): Speed up by using
6389 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6392 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6394 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6395 functions when -mid-shared-library is being used.
6397 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6399 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6400 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6401 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6402 * system.h: Poison LINK_LIBGCC_SPECIAL.
6404 2005-02-23 James E Wilson <wilson@specifixinc.com>
6406 * gengtype.c (note_insn_name): Make 1 element larger.
6408 2005-02-23 Roger Sayle <roger@eyesopen.com>
6411 PR rtl-optimization/20097
6412 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6413 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6415 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6417 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6418 * t-aix52 (SHLIB_INSTALL): Same.
6420 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6422 * genpreds.c: Update copyright.
6424 2005-02-23 Michael Beach <michaelb@ieee.org>
6427 * config/sparc/t-elf (startup files): Assemble with CPP.
6429 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6431 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6432 (write_predicate_expr): Likewise.
6434 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6436 PR tree-optimization/20100
6437 PR tree-optimization/20115
6438 * tree-optimize.c (init_tree_optimization_passes): Remove
6439 pass_maybe_create_global_var.
6440 * tree-pass.h (pass_maybe_create_global_var): Remove.
6441 * tree-ssa-alias.c (aliases_computed_p): Declare.
6442 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6443 (count_calls_and_maybe_create_global_var): Remove.
6444 (pass_maybe_create_global_var): Remove.
6445 (init_alias_info): Do not declare aliases_computed_p.
6446 (maybe_create_global_var): If the function contains no
6447 call-clobbered variables and a mix of pure/const and regular
6448 function calls, create .GLOBAL_VAR.
6449 Mark all call-clobbered variables for renaming.
6450 (merge_pointed_to_info): Update comment.
6451 (add_pointed_to_var): Likewise.
6452 (is_escape_site): Likewise.
6453 Accept struct alias_info * instead of size_t *.
6455 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6457 * tree-ssa-operands.c (get_call_expr_operands): If
6458 ALIASES_COMPUTED_P is false, do not add call-clobbering
6460 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6461 (delete_tree_ssa): Likewise.
6463 2005-02-22 James E Wilson <wilson@specifixinc.com>
6465 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6466 (do_compile): Do call it here.
6468 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6470 PR rtl-optimization/20017.
6471 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6472 rest_of_handle_cse2, rest_of_handle_gcse): Call
6473 delete_dead_jumptables immediately before calling cleanup_cfg.
6475 2005-02-22 Devang Patel <dpatel@apple.com>
6478 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6481 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6483 * config/rs6000/aix.h (WINT_TYPE): Define.
6485 2005-02-22 Stan Shebs <shebs@apple.com>
6487 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6488 natural alignment for 64-bit Darwin.
6489 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6491 * doc/invoke.texi: Document this.
6493 2005-02-22 DJ Delorie <dj@redhat.com>
6495 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6496 to make_[un]signed_type, not the mode itself.
6498 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6500 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6501 not available. Use tail calls wherever possible.
6502 (make_edge): Call unchecked_make_edge to create an edge.
6504 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6505 (coalesce_ssa_name): Don't check for
6506 SSANORM_USE_COALESCE_LIST.
6507 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6509 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6511 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6512 (rewrite_into_ssa): ... here.
6514 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6516 PR tree-optimization/19786
6517 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6518 tag to another's may-alias bitmap when adding to the other's list.
6520 2005-02-21 DJ Delorie <dj@redhat.com>
6522 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6523 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6524 registers in unsupported ways.
6525 * expmed.c (init_expmed): Likewise.
6527 2005-02-21 Stan Cox <scox@redhat.com>
6529 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6531 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6533 * tree-cfg.c (fold_cond_expr_cond): New.
6534 (make_edges): Call fold_cond_expr_cond.
6535 (find_taken_edge): Accept nothing but INTEGER_CST.
6536 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6538 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6540 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6541 that do not belong to any basic block.
6543 2005-02-21 Jeff Law <law@redhat.com>
6545 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6548 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6550 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6551 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6552 Adjust their definitions.
6553 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6554 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6556 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6557 genautomata.c, langhooks.c, langhooks.h, system.h,
6558 config/arm/lib1funcs.asm: Update copyright.
6560 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6562 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6564 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6567 * doc/install.texi: Document --with-gc.
6569 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6571 * simplify-rtx.c (simplify_unary_operation): Add a missing
6574 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6576 PR tree-optimization/18663
6577 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6578 if the type has variable bounds.
6580 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6582 * gcse.c: Remove an obsolete comment.
6584 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6586 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6588 * doc/extend.texi (Function Attributes) <Attribute const>: The
6589 attribute "pure" is below this text, not above.
6591 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6593 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6594 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6595 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6597 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6600 * langhooks.h (struct lang_hooks): Add to_target_charset.
6601 * langhooks.c (lhd_to_target_charset): New function.
6602 * langhooks-def.h: Declare lhd_to_target_charset.
6603 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6604 (LANG_HOOKS_INITIALIZER): Update.
6605 * c-common.c (c_common_to_target_charset): New function.
6606 * c-common.h: Declare it.
6607 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6608 c_common_to_target_charset.
6610 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6611 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6613 * system.h: Poison them.
6614 * doc/tm.texi: Don't discuss them.
6615 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6616 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6617 (pp_c_char): Do not attempt to generate letter escapes for
6619 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6620 * config/mips/mips.c (mips_output_ascii): Likewise.
6622 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6624 PR tree-optimization/19951
6625 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6628 2005-02-19 Steven Bosscher <stevenb@suse.de>
6631 * function.h (struct function): New field `max_loop_depth'.
6632 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6633 (flow_loops_find): Reset the max loop depth count before finding loops.
6634 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6635 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6636 (calculate_global_regs_live): Make sure the loop will terminate
6637 when the initial sets are not empty.
6639 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6641 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6643 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6645 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6648 * doc/invoke.texi: Remove documentation of %M spec.
6650 (init_spec): Remove %M suffix from -lgcc_s.
6651 (do_spec_1): Remove 'M' case.
6652 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6653 to put shared libraries in the multilib directory. Remove the
6654 shlib_so_soname substitution variable. Don't add a multilib encoding
6655 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6656 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6657 SHLIB_INSTALL as well as SHLIB_LINK.
6658 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6659 (SHLIB_NAME): Delete.
6660 (SHLIB_DIR): New macro.
6661 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6662 (SHLIB_INSTALL): Adjust accordingly.
6663 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6664 * config/t-slibgcc-sld: Likewise.
6665 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6666 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6667 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6669 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6670 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6671 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6672 Use @shlib_base_name@ instead of @shlib_so_name@.
6673 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6674 and @shlib_base_name@.so in @multilib_dir@.
6675 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6676 to the install path.
6677 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6678 (SHLIB_LINK): Remove previous workaround.
6679 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6680 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6681 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6683 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6684 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6685 (SHLIB_INSTALL): Adjust accordingly.
6686 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6687 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6688 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6689 config/t-slibgcc-elf-ver.
6691 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6692 Jakub Jelinek <jakub@redhat.com>
6694 PR tree-optimization/19828
6695 * tree-ssa-loop-im.c: Add a TODO comment.
6696 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6697 without side-effects.
6699 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6701 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6704 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6706 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6707 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6708 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6710 (ia64_reorg): Delete fixup_errata call.
6711 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6712 (TARGET_SWITCHES): Delete -mb-step entry.
6714 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6717 * c-typeck.c (composite_type): Handle quals in transparent unions.
6718 (type_lists_compatible_p): Likewise.
6720 2005-02-18 Stan Shebs <shebs@apple.com>
6722 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6723 expressions in the .literal8 section.
6725 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6727 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6729 2005-02-18 Roger Sayle <roger@eyesopen.com>
6731 * fold-const.c (constant_boolean_node): Always create values of the
6732 specified type, don't bother calling truthvalue_conversion.
6734 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6736 * except.c (output_function_exception_table): Call
6737 assemble_external_libcall (eh_personality_libfunc).
6739 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6742 * config/ia64/ia64.h (struct machine_function): Add state_num.
6743 * config/ia64/ia64.c (process_epilogue,
6744 process_for_unwind_directive): Use new unwind state numbers each
6745 time rather than state 1.
6747 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6750 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6751 before the "*llgt_didi" pattern.
6753 2005-02-18 Jason Merrill <jason@redhat.com>
6755 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6757 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6759 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6760 (div0): Use it in place of ARM_FUNC_ALIAS.
6761 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6763 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6766 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6767 access, the lower bound of the array type if it exists.
6769 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6772 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6773 cases that are out-of-range for the index type.
6775 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6777 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6778 (estimate_case_costs): Don't call convert.
6779 * expmed.c (expand_shift): Likewise.
6780 (make_tree): Call fold_convert instead of convert.
6782 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6785 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6786 that ref to be marked MEM_READONLY_P doesn't have base that needs
6789 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6791 * genautomata.c (output_get_cpu_unit_code_func,
6792 output_cpu_unit_reservation_p): Don't generate old-style function
6795 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6798 PR tree-optimization/20009
6799 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6801 PR tree-optimization/18947
6802 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6803 inline, remove all nodes that are inlined into the extern inline
6806 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6808 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6809 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6810 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6811 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6814 2005-02-17 Roger Sayle <roger@eyesopen.com>
6816 PR tree-optimization/19917
6817 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6818 to be potentially trapping.
6820 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6822 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6824 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6826 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6827 tem becomes a local variable which is set to the value of the
6828 back end defined INITIAL_FRAME_ADDRESS macro.
6829 (expand_builtin_frame_address): Omit the base parameter to
6830 expand_builtin_return_addr.
6831 (expand_builtin_profile_func): Likewise.
6832 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6833 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6834 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6836 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6838 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6839 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6840 * config/frv/frv.c (frv_function_epilogue): Likewise.
6842 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6844 * lambda-code (perfect_nestify): Remove mark/unmark
6846 * tree-loop-linear.c (linear_transform_loops): Add
6847 rewrite_into_ssa call so that ssa is correct for
6848 rewriting into loop closed.
6850 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6852 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6853 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6855 * bt-load.c (btr_def_live_range, combine_btr_defs,
6856 migrate_btr_def, migrate_btr_defs): Likewise.
6857 * cfgcleanup.c (thread_jump): Likewise.
6858 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6859 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6860 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6861 df_rd_local_compute, df_reg_info_compute): Likewise.
6862 * dominance.c (init_dom_info, free_dom_info): Likewise.
6863 * flow.c (init_propagate_block_info,
6864 free_propagate_block_info): Likewise.
6865 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6866 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6867 modify_reg_pav): Likewise.
6868 * loop-invariant.c (find_defs, find_invariant_insn,
6869 find_invariants, free_inv_motion_data): Likewise.
6870 * predict.c (tree_predict_by_opcode,
6871 estimate_bb_frequencies): Likewise.
6872 * stmt.c (expand_case): Likewise.
6873 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6874 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6875 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6876 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6877 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6878 rewrite_ssa_into_ssa): Likewise.
6879 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6880 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6881 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6882 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6883 * tree-sra.c (tree_sra): Likewise.
6884 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6885 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6886 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6887 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6888 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6889 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6891 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6892 calculate_live_on_entry, calculate_live_on_exit,
6893 build_tree_conflict_graph): Likewise.
6894 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6895 record_important_candidates, set_use_iv_cost, find_depends,
6896 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6897 tree_ssa_iv_optimize_finalize): Likewise.
6898 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6899 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6900 tree_duplicate_loop_to_header_edge): Likewise.
6901 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6902 * tree-ssa.c (verify_flow_insensitive_alias_info,
6903 verify_name_tags, verify_ssa, init_tree_ssa,
6904 delete_tree_ssa): Likewise.
6905 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6906 fini_ssanames): Likewise.
6907 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6909 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6911 * config/rs6000/t-rtems: Completely reworked.
6913 2005-02-17 Ira Rosen <irar@il.ibm.com>
6915 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6917 2005-02-17 Ira Rosen <irar@il.ibm.com>
6919 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6920 POINTER_TYPE_P when checking that type is a pointer.
6921 (vect_get_memtag): Remove.
6922 (vect_address_analysis): Use POINTER_TYPE_P. Call
6923 vect_object_analysis with dummy parameter for memtag.
6924 (vect_object_analysis): Extract memtag (functionality that
6925 used to be in vect_get_memtag and moved here). Fix printings.
6926 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6927 with correct parameters. Remove call to vect_get_memtag.
6929 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6931 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6932 (tree-vectorizer.o): Added missing dependencies.
6934 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6936 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6937 declaration in tree-vectorizer.c, now has an extern declaration in
6939 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6940 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6941 get_vectype_for_scalar_type, vect_is_simple_use,
6942 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6943 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6944 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6945 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6946 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6947 find_loop_location): Likewise.
6949 * tree-vectorizer.c (langhooks.h): #include removed.
6950 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6951 moved to tree-vectorized.h.
6952 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6953 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6954 get_vectype_for_scalar_type, vect_is_simple_use,
6955 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6956 vect_supportable_dr_alignment, new_loop_vec_info,
6957 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6958 vect_set_verbosity_level, find_loop_location): Likewise.
6960 (vect_analyze_loop): Function externalized. Declaration moved to
6961 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6962 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6963 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6964 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6965 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6966 vect_enhance_data_refs_alignment, vect_analyze_operations,
6967 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6968 vect_stmt_relevant_p, vect_get_loop_niters,
6969 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6970 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6971 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6972 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6973 vect_get_memtag): Likewise.
6975 (vectorizable_load): Function externalized. Declaration moved to
6976 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6977 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6978 vect_transform_loop): Likewise.
6979 (vect_transform_stmt): Moved to tree-vect-transform.c.
6980 (vect_align_data_ref, vect_create_destination_var,
6981 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6982 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6983 vect_get_vec_def_for_operand, vect_init_vector,
6984 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6985 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6986 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6987 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6988 vect_do_peeling_for_loop_bound): Likewise.
6990 * tree-vect-analyze.c: New file.
6991 * tree-vect-transform.c: New file.
6993 2005-02-17 Jason Merrill <jason@redhat.com>
6995 PR mudflap/19319, c++/19317
6996 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6999 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7001 * doc/install.texi (Specific): Update link for Darwin-specific
7004 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7006 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7007 constant_boolean_node.
7009 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7012 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7013 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7015 2005-02-16 Richard Henderson <rth@redhat.com>
7018 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7020 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7021 replace uses with Wtype_MAXp1_F.
7022 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7023 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7024 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7025 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7026 and HAVE_TFMODE as appropriate.
7027 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7028 (__floatdisf): Likewise.
7029 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7030 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7031 (Wtype_MAXp1_F): New.
7032 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7033 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7035 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7038 * arm.c (arm_apply_result_size): New function.
7039 * arm.h (APPLY_RESULT_SIZE): Define.
7040 * arm-protos.h (arm_apply_result_size): Add prototype.
7041 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7042 (movxf): New expand.
7043 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7044 (call_value_symbol): Remove predicate for operand 0.
7045 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7046 (untyped_call): Rework to correclty return values for any type.
7047 (untyped_return): New expand.
7048 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7050 2005-02-16 Stan Shebs <shebs@apple.com>
7052 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7053 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7055 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7057 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7058 configure settings on Solaris 7 and later.
7060 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7062 PR tree-optimization/19865
7063 * tree-optimize.c (init_tree_optimization_passes): Run
7064 pass_may_alias after pass_sra.
7066 2005-02-16 Richard Henderson <rth@redhat.com>
7067 Stuart Hastings <stuart@apple.com>
7070 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7071 Do nothing if debug info suppressed for this function.
7072 (dbxout_begin_function): Early exit if debug info suppressed for
7075 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7078 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7080 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7082 PR tree-optimization/19967
7083 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7084 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7085 argument TYPE. Adjust calls to fold_builtin_XXX.
7086 (expand_builtin, fold_builtin_1): Adjust calls to
7088 (fold_builtin_strchr, fold_builtin_strpbrk,
7089 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7090 result to a requested type TYPE.
7092 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7095 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7096 (T)x & (T)cst if (T)cst overflows.
7097 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7098 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7100 2005-02-15 Jeff Law <law@redhat.com>
7102 * gcse.c (blocks_with_calls): New bitmap.
7103 (alloc_gcse_mem): Allocate it.
7104 (free_gcse_mem): Free it.
7105 (clear_modifY_mem_tables): Clear it.
7106 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7107 when we encounter CALL_INSNs.
7108 (compute_transp, case MEM): Handle blocks with calls separate
7109 from blocks without calls. Use bitmap iterators rather than
7112 2005-02-15 Peter O'Gorman <peter@pogma.com>
7115 * mklibgcc.in (vis_hide): Use a temporary object file, not
7118 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7121 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7122 access optimization.
7124 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7125 Alan Modra <amodra@bigpond.net.au>
7128 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7129 (_xlqsub): Rename to __gcc_qsub.
7130 (_xlqmul): Rename to __gcc_qmul.
7131 (_xlqdiv): Rename to __gcc_qdiv.
7132 Provide versioned symbol aliases with old names.
7133 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7134 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7135 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7136 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7137 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7139 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7141 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7142 Fold ~(A - 1) and ~(A + -1) to -A.
7144 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7148 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7149 config/pa/pa-host.c:pa_gt_pch_use_address.
7151 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7153 * tree-vn.c (get_value_handle): Make sure that given an
7154 is_gimple_min_invariant expression, we always return it.
7156 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7158 * passes.c (rest_of_handle_gcse): Fix a comment.
7160 2005-02-15 Jeff Law <law@redhat.com>
7162 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7164 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7165 (canon_list_insert, record_last_mem_set_info): Similarly.
7166 (clear_modify_mem_tables): Similarly.
7168 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7170 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7171 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7172 config/mips/mips.md, config/rs6000/aix.h,
7173 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7175 2005-02-15 Richard Henderson <rth@redhat.com>
7177 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7178 call to be best_edge.
7180 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7182 * basic-block.h: Adjust the prototype for find_basic_blocks.
7183 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7184 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7187 * flow.c (recompute_reg_usage): Remove all arguments.
7188 * passes.c (rest_of_compilation): Adjust the call to
7189 recompute_reg_usage.
7190 * rtl.h: Adjust the prototype for recompute_reg_usage.
7192 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7194 * tree-dump.c (dump_files): Update to reflect new member
7196 (dump_register): Add new argument.
7198 (dump_switch_p_1): Check against glob name if doglob was passed.
7199 (dump_switch_p): Check against regular first, then glob if
7200 we didn't have any hits on the dump name.
7201 * tree-optimize.c (register_one_dump_file):
7202 Pass in glob name as well.
7203 * tree-pass.h (struct dump_file_info): Add glob
7206 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7208 PR preprocessor/16323
7209 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7211 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7214 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7215 (trunctfdf2_internal1): New.
7216 (trunctfdf2_internal2): Renamed from trunctfdf2.
7218 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7220 PR tree-optimization/19853
7221 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7223 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7225 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7226 delete_dead_jumptables and cleanup_cfg.
7228 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7230 * reload.c (find_reloads): Swap address_reloaded flags when
7231 swapping commutative operands.
7233 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7235 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7236 Use standard_iv_increment_position for computing the bsi position
7238 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7241 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7244 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7245 life range of hard registers.
7246 * value-prof.c (insn_prefetch_values_to_profile): Only
7249 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7250 profile in libcalls.
7252 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7254 * bitmap.h (bitmap_and_compl_into): Return bool.
7255 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7257 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7259 PR tree-optimization/19944
7260 * fold-const.c (fold): Re-add ABS_EXPR folding.
7262 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7265 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7266 {TARGET,MASK}_XL_COMPAT.
7267 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7269 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7270 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7272 (rs6000_arg_partial_bytes): Same.
7273 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7274 and XL compatibility enabled.
7275 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7276 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7277 test to final condition.
7278 (cmptf_internal2): New.
7279 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7280 xl-compat. Add TFmode information to description.
7282 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7284 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7286 2005-02-13 Jason Merrill <jason@redhat.com>
7289 * fold-const.c (fold_indirect_ref_1): Split out from...
7290 (build_fold_indirect_ref): Here.
7291 (fold_indirect_ref): New fn.
7292 * tree.h: Declare it.
7293 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7294 (gimplify_modify_expr_rhs): Likewise.
7295 (gimplify_expr): Likewise.
7297 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7299 PR tree-optimization/14303
7300 PR tree-optimization/15784
7301 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7302 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7303 ABS_EXPR<x> != 0 to x != 0.
7305 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7307 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7308 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7309 spelling conventions.
7311 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7312 delete_trivially_dead_insns too many times.
7314 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7317 2005-02-12 Ira Rosen <irar@il.ibm.com>
7319 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7320 (vect_is_simple_iv_evolution): Remove redundant parameter
7322 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7323 without last parameter.
7324 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7325 Return pointer step. Call vect_is_simple_iv_evolution without
7326 last parameter. Check only that the step is multiple of size
7327 type. Remove stmt_vinfo updates.
7328 (vect_get_memtag_and_dr): Remove.
7329 (vect_get_memtag): New function.
7330 (vect_address_analysis): New function.
7331 (vect_object_analysis): New function.
7332 (vect_analyze_data_refs): Call vect_object_analysis and
7333 vect_get_memtag. Update stmt_vinfo fields.
7335 2005-02-12 Ira Rosen <irar@il.ibm.com>
7337 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7338 exist and are objects. Remove checks for pointer.
7339 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7340 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7341 (vect_create_data_ref_ptr): Likewise.
7342 (vect_base_addr_differ_p): New function.
7343 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7344 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7345 Don't set the DR_BASE_NAME field of data-ref.
7346 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7348 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7350 * optabs.h (enum optab_index): Add new OTI_ldexp.
7351 (ldexp_optab): Define corresponding macro.
7352 * optabs.c (init_optabs): Initialize ldexp_optab.
7353 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7355 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7357 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7358 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7360 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7361 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7364 2005-02-12 Ira Rosen <irar@il.ibm.com>
7366 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7368 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7370 (vect_get_base_and_offset): Always return an address.
7371 (vect_create_addr_base_for_vector_ref): Remove treatment for
7372 different data reference types.
7373 (vect_compute_data_ref_alignment): Rename base to base_address in
7374 stmt_vec_info. Get the object in order to force its alignment.
7375 (vect_get_memtag_and_dr): Rename base to base_address in
7376 stmt_vec_info. Extract the object for memtag analysis.
7378 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7380 PR regression/19898.
7381 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7382 changes cc_status, use apply modified_in_p to part of cc_status
7383 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7386 2005-02-11 Richard Henderson <rth@redhat.com>
7388 * tree-complex.c (expand_complex_libcall): New.
7389 (expand_complex_multiplication): Use it for c99 compliance.
7390 (expand_complex_division): Likewise.
7391 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7393 * builtins.c (built_in_names): Remove const.
7394 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7396 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7397 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7398 (built_in_names): Remove const.
7399 * c-common.c (c_common_type_for_mode): Handle complex modes.
7400 * flags.h, toplev.c (flag_complex_method): Rename from
7401 flag_complex_divide_method.
7402 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7403 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7404 * libgcc2.h: Declare them.
7405 * libgcc-std.ver: Export them.
7406 * mklibgcc.in (lib2funcs): Build them.
7408 2005-02-11 Steven Bosscher <stevenb@suse.de>
7410 PR tree-optimization/19876
7411 Partially revert my change from 2005-01-14
7412 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7413 (compute_antic): ...and remove the loop here.
7415 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7418 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7419 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7421 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7422 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7424 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7426 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7427 offsets for the big-endian 32-bit case.
7429 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7431 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7433 2005-02-11 Dale Johannesen <dalej@apple.com>
7435 * cselib.c (cselib_process_insn): Clear out regs where
7436 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7437 * reload.c (find_equiv_reg): Ditto.
7439 2005-02-11 Ian Lance Taylor <ian@airs.com>
7441 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7444 * tree.c (build_function_type_list): Work correctly if there are
7447 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7449 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7450 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7451 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7452 TARGET_ZARCH instead of TARGET_64BIT.
7454 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7456 * config/rs6000/t-rtems:
7457 (MULTILIB_OPTIONS): Remove mcpu=602.
7458 (MUTLILIB_DIRNAMES): Remove m602.
7459 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7460 Let mcpu=602 match mcpu=603.
7461 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7463 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7465 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7468 2005-02-10 David Daney <ddaney@avtrex.com>
7470 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7471 * config/i386/linux-unwind.h: Likewise.
7472 * config/ia64/linux-unwind.h: Likewise.
7473 * config/mips/linux-unwind.h: Likewise.
7474 * config/pa/linux-unwind.h: Likewise.
7475 * config/rs6000/linux-unwind.h: Likewise.
7476 * config/s390/linux-unwind.h: Likewise.
7477 * config/sh/linux-unwind.h: Likewise.
7478 * config/sparc/linux-unwind.h: Likewise.
7480 2005-02-10 Steven Bosscher <stevenb@suse.de>
7482 PR tree-optimization/17549
7483 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7484 TER to replace a DEF with its expression if the DEF and the
7485 rhs of the expression we replace into have the same root
7488 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7490 * config/mips/mips.md: Fix the placement of the match_scratch in the
7493 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7495 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7498 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7500 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7501 (strip_offset): Handle addresses.
7502 (add_address_candidates): Use strip_offset.
7503 (difference_cost): Reflect strip_offset change.
7504 (force_var_cost, difference_cost): Strip nops.
7506 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7508 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7510 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7511 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7512 config/cris/cris-protos.h, config/cris/cris.c: Update
7515 2005-02-10 Jeff Law <law@redhat.com>
7517 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7518 (lookup_avail_expr): Similarly.
7520 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7522 * builtins.c (fold_builtin_powi): New function.
7523 (fold_builtin_1): Call it.
7525 2005-02-10 Steven Bosscher <stevenb@suse.de>
7527 PR documentation/19309
7528 * doc/cpp.texi: The __GNUC__ and related predefined macros
7529 are also defined for the "standalone" cpp.
7530 Some non-GCC compilers may also define __GNUC__.
7532 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7535 * c-typeck.c (common_type): New routine. Old common_type renamed
7537 (c_common_type): ...this.
7538 (build_conditional_expr, build_binary_op): Use c_common_type instead
7541 2005-02-10 Steven Bosscher <stevenb@suse.de>
7543 * doc/md.texi: Replace @samp{length} with @code{length}.
7545 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7547 PR tree-optimization/18687
7548 * tree-flow.h (find_loop_niter): Declare.
7549 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7550 Try using scev even for loops with more than one exit.
7551 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7552 (struct ivopts_data): Added niters field.
7553 (struct nfe_cache_elt): New.
7554 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7556 (tree_ssa_iv_optimize_init): Initialize niters cache.
7557 (determine_number_of_iterations): Removed.
7558 (find_induction_variables): Do not call determine_number_of_iterations.
7559 Access niters for single exit through niter_for_single_dom_exit.
7560 (add_iv_outer_candidates): Access niters for single exit through
7561 niter_for_single_dom_exit.
7562 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7563 number_of_iterations_cond.
7564 (iv_period): New function.
7565 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7566 (may_replace_final_value): Take data argument. Use
7567 niter_for_single_dom_exit.
7568 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7569 (rewrite_use_compare): Pass data to may_eliminate_iv.
7570 (rewrite_use_outer): Pass data to may_replace_final_value.
7571 (free_loop_data): Clean up the niters cache.
7572 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7573 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7574 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7575 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7576 (num_ending_zeros): Moved to tree.c.
7577 * tree.h (num_ending_zeros): Declare.
7578 * tree.c (num_ending_zeros): Moved from tree.c.
7580 2005-02-09 Richard Henderson <rth@redhat.com>
7582 * builtins.c (DEF_BUILTIN): Add COND argument.
7583 * tree.h (DEF_BUILTIN): Likewise.
7584 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7585 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7587 (DEF_BUILTIN_STUB): New.
7588 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7589 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7590 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7591 * c-common.c (DEF_BUILTIN): Add COND argument.
7592 * tree.c (local_define_builtin): New.
7593 (build_common_builtin_nodes): New.
7595 2005-02-09 Roger Sayle <roger@eyesopen.com>
7597 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7598 floating point expression ignoring the sign of the result.
7599 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7600 (fold) <MULT_EXPR>: Use it to simplify x*x.
7601 * tree.h (fold_strip_sign_ops): Prototype here.
7602 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7603 argument. Use fold_strip_sign_ops to simplify the first argument.
7604 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7605 first argument when the second argument is an even integer
7606 constant, but only with -funsafe_math_optimizations.
7607 (fold_builtin_1): Update call to fold_builtin_copysign.
7609 2005-02-09 Ian Lance Taylor <ian@airs.com>
7612 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7613 just check whether EH_FILTER_FAILURE falls through.
7615 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7617 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7618 insns return to ready list in the next turn.
7620 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7623 * builtins.def: New __builtin_powi[lf].
7624 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7625 (expand_builtin_powi): New function.
7626 (expand_builtin): Dispatch to expand_builtin_powi.
7627 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7628 * libgcc2.c: Add __builtin_powi[lf] implementation.
7629 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7630 * optabs.h: Add powi_optab.
7631 * optabs.c (init_optabs): Initialize powi_optab.
7632 * doc/extend.texi: Document __builtin_powi[lf].
7634 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7636 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7639 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7642 * fold-const.c (try_move_mult_to_index): Remove redundant
7643 type argument. Create ADDR_EXPR with correct type.
7644 (fold): Update callers of try_move_mult_to_index. Convert
7645 result to the appropriate type.
7647 2005-02-09 Roger Sayle <roger@eyesopen.com>
7650 * config/avr/avr.c (default_rtx_costs): Delete.
7651 (avr_operand_rtx_cost): New function.
7652 (avr_rtx_costs): Completely rewrite.
7654 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7657 * config/cris/cris.c (in_code): New variable.
7658 (cris_output_addr_const): Now a static function, a wrapper for
7660 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7661 case from old cris_output_addr_const.
7662 (cris_asm_output_label_ref): Similar for LABEL_REF.
7663 (cris_output_addr_const_extra): Similar for UNSPEC.
7664 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7665 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7666 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7668 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7669 (cris_asm_output_label_ref): Declare.
7671 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7673 PR preprocessor/19801
7674 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7675 filenames that changed when libcpp was moved to the toplevel.
7677 2005-02-07 Roger Sayle <roger@eyesopen.com>
7679 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7680 zero extensions of BImode operands. Call lowpart_subreg instead
7681 of gen_lowpart_common and gen_lowpart_SUBREG.
7683 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7686 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7687 * configure.ac: Set cc_for_cross_gnattools.
7688 * configure: Regenerate.
7690 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7693 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7695 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7698 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7699 of nested functions.
7701 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7703 * doc/extend.texi: Document deprecated extensions allowing
7704 static floating-point members to have initializers and allowing
7705 floating-point literals in integral constant expressions.
7707 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7709 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7710 config/darwin7.h, config/mips/mips.c,
7711 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7714 * cse.c: Update comments.
7716 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7719 * builtins.c (fold_builtin_sqrt): Transform
7720 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7723 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7724 Dorit Naishlos <dorit@il.ibm.com>
7726 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7727 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7728 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7730 * tree.h (vect_set_verbosity_level): New extern function declaration
7732 * tree-vectorizer.h (verbosity_levels): New enum type.
7733 * tree-vectorizer.c (vect_debug_stats): Function removed.
7734 (vect_debug_details): Likewise.
7735 (vect_verbosity_level): Global variable was defined and initialized.
7736 (vect_dump): Global variable definition.
7737 (vect_print_dump_info): New function.
7738 (vect_set_dump_settings): New function.
7739 (vect_set_verbosity_level): New function.
7740 (vectorize_loops): Add call to vect_set_dump_settings.
7742 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7743 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7744 (slpeel_tree_peel_loop_to_edge): Likewise.
7746 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7747 appropriate verbosity level instead of call to vect_debug_details
7748 or vect_debug_stats.
7749 (vect_get_base_and_offset):
7750 (vect_create_addr_base_for_vector_ref):
7751 (get_vectype_for_scalar_type):
7752 (vect_create_data_ref_ptr):
7754 (vect_get_vec_def_for_operand):
7755 (vect_finish_stmt_generation):
7756 (vectorizable_assignment):
7757 (vectorizable_operation):
7758 (vectorizable_store):
7759 (vectorizable_load):
7760 (vect_transform_stmt):
7761 (vect_update_ivs_after_vectorizer):
7762 (vect_do_peeling_for_loop_bound):
7763 (vect_update_inits_of_drs):
7764 (vect_do_peeling_for_alignment):
7765 (vect_transform_loop):
7766 (vect_is_simple_use):
7767 (vect_analyze_operations):
7768 (vect_is_simple_iv_evolution):
7769 (vect_analyze_scalar_cycles):
7770 (vect_analyze_data_ref_dependence):
7771 (vect_analyze_data_ref_dependences):
7772 (vect_compute_data_ref_alignment):
7773 (vect_enhance_data_refs_alignment):
7774 (vect_analyze_data_refs_alignment):
7775 (vect_analyze_data_ref_access):
7776 (vect_analyze_data_ref_accesses):
7777 (vect_analyze_pointer_ref_access):
7778 (vect_get_memtag_and_dr):
7779 (vect_analyze_data_refs):
7780 (vect_mark_relevant):
7781 (vect_stmt_relevant_p):
7782 (vect_mark_stmts_to_be_vectorized):
7783 (vect_can_advance_ivs_p):
7784 (vect_get_loop_niters):
7785 (vect_analyze_loop_form):
7786 (vect_analyze_loop):
7787 (vectorize_loops): Likewise.
7789 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7790 (vect_update_inits_of_drs):
7791 (vect_do_peeling_for_alignment):
7792 (vect_transform_loop):
7793 (vect_analyze_operations):
7794 (vect_analyze_scalar_cycles):
7795 (vect_analyze_data_ref_dependences):
7796 (vect_analyze_data_refs_alignment):
7797 (vect_analyze_data_ref_accesses):
7798 (vect_analyze_data_refs):
7799 (vect_mark_stmts_to_be_vectorized):
7800 (vect_get_loop_niters):
7801 (vect_analyze_loop_form):
7802 (vect_analyze_loop): Likewise.
7803 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7805 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7809 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7810 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7811 either -ffast-math or -funsafe-math-optimizations is in use.
7813 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7814 * config/mips/irix-csr.c: New file.
7815 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7816 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7817 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7820 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7822 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7823 redundant, incorrect definitions.
7825 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7827 ("*tls_indirect_call"): New, reference hard regs directly.
7828 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7830 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7832 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7833 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7835 2005-02-06 Roger Sayle <roger@eyesopen.com>
7837 PR rtl-optimization/19800
7838 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7839 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7842 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7844 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7846 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7849 * doc/invoke.texi: Correct documentation of -freorder-functions.
7851 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7854 * doc/invoke.texi: Don't mention gccbug.
7856 2005-02-06 Roger Sayle <roger@eyesopen.com>
7857 Andrew Pinski <pinskia@physics.uc.edu>
7858 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7860 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7861 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7862 into just (zero_extract:SI FOO (const_int 1) BAR).
7864 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7866 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7867 macro locally. Don't give last revision date. Use GCC version
7868 number from gcc-common.texi.
7869 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7870 revision date. Use GCC version number from gcc-common.texi.
7871 Describe being a library as current state rather than as 3.x
7873 * doc/gcc.texi: Remove last update date.
7874 * doc/gccint.texi: Likewise. Update copyright dates.
7875 * doc/install.texi: Update copyright dates.
7877 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7880 * doc/invoke.texi: Mention for each option included in -Wall that
7881 it is included in -Wall.
7882 * doc/gcc.texi: Update copyright and last modification date.
7884 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7886 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7887 unnecessary cast to original induction variable increments.
7889 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7891 PR tree-optimization/18219
7892 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7893 in distributed form.
7895 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7897 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7898 Set bitpos and offset later in the function. Do nothing if the
7899 target is a register and if the bitfield lies completely outside
7901 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7902 here. Return an uninitialised register if the source value is stored
7903 in a register and the bitfield lies completely outside that register.
7905 2005-02-06 Steven Bosscher <stevenb@suse.de>
7907 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7910 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7912 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7914 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7916 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7917 * config/darwin8.h: New.
7918 * config/darwin7.h: Update comment.
7920 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7921 Dorit Naishlos <dorit@il.ibm.com>
7923 * tree-vectorizer.h (LOC): New type.
7924 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7925 (loop_line_number): New field in struct _loop_vec_info.
7926 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7928 * tree-vectorizer.c (input.h): Included.
7929 (find_loop_location): New function.
7930 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7931 loop line number removed.
7932 (vect_debug_details): Likewise.
7933 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7935 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7936 call to vect_debug_details/stats changed from loop to loop_loc.
7937 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7938 (slpeel_tree_peel_loop_to_edge): Likewise.
7940 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7941 changed from NULL to UNKNOWN_LOC.
7942 (vect_get_base_and_offset):
7943 (vect_create_addr_base_for_vector_ref):
7944 (get_vectype_for_scalar_type):
7945 (vect_create_data_ref_ptr):
7947 (vect_get_vec_def_for_operand):
7948 (vect_finish_stmt_generation):
7949 (vectorizable_assignment):
7950 (vectorizable_operation):
7951 (vectorizable_store):
7952 (vectorizable_load):
7953 (vect_transform_stmt):
7954 (vect_update_ivs_after_vectorizer):
7955 (vect_do_peeling_for_loop_bound):
7956 (vect_do_peeling_for_alignment):
7957 (vect_transform_loop):
7958 (vect_is_simple_use):
7959 (vect_analyze_operations):
7960 (vect_is_simple_iv_evolution):
7961 (vect_analyze_scalar_cycles):
7962 (vect_analyze_data_ref_dependences):
7963 (vect_compute_data_ref_alignment):
7964 (vect_enhance_data_refs_alignment):
7965 (vect_analyze_data_ref_access):
7966 (vect_analyze_data_ref_accesses):
7967 (vect_analyze_pointer_ref_access):
7968 (vect_get_memtag_and_dr):
7969 (vect_analyze_data_refs):
7970 (vect_mark_relevant):
7971 (vect_stmt_relevant_p):
7972 (vect_mark_stmts_to_be_vectorized):
7973 (vect_can_advance_ivs_p):
7974 (vect_get_loop_niters):
7975 (vect_analyze_loop):
7976 (vectorize_loops): Likewise.
7978 (vectorizable_load): Argument in call to vect_debug_details/stats
7979 changed from loop to LOOP_LOC (loop_vinfo).
7980 (vect_transform_loop):
7981 (vect_analyze_operations):
7982 (vect_analyze_scalar_cycles):
7983 (vect_analyze_data_ref_dependence):
7984 (vect_enhance_data_refs_alignment):
7985 (vect_analyze_data_ref_accesses):
7986 (vect_analyze_pointer_ref_access):
7987 (vect_analyze_data_refs):
7988 (vect_analyze_loop): Likewise.
7990 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7991 changed from loop to loop_loc.
7993 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7995 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7996 Dorit Naishlos <dorit@il.ibm.com>
7998 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8000 (vect_analyze_data_ref_dependences): Likewise.
8002 (vect_is_simple_use): Argument changed from loop structure to
8003 loop_vect_info structure.
8004 (vect_can_advance_ivs_p): Likewise.
8005 (vect_create_index_for_vector_ref): Likewise.
8006 (vect_update_ivs_after_vectorizer): Likewise.
8007 (new_stmt_vec_info): Likewise.
8009 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8010 changed from loop to loop_vinfo.
8011 (vect_create_data_ref_ptr): First argument in call to
8012 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8013 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8014 was changed from loop to loop_vinfo.
8015 (vectorizable_operation): Likewise.
8016 (vectorizable_store): Likewise.
8017 (vect_mark_stmts_to_be_vectorized): Likewise.
8018 (vect_do_peeling_for_loop_bound): First argument in call to
8019 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8020 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8021 was changed from loop to loop_vinfo.
8022 (vect_analyze_data_ref_dependences): Third argument in call to
8023 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8025 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8026 (vect_create_data_ref_ptr): Likewise.
8027 (vect_init_vector): Likewise.
8028 (vect_get_vec_def_for_operand): Likewise.
8029 (vectorizable_assignment): Likewise.
8030 (vectorizable_operation): Likewise.
8031 (vectorizable_store): Likewise.
8032 (vectorizable_load): Likewise.
8033 (vect_update_ivs_after_vectorizer): Likewise.
8034 (vect_is_simple_use): Likewise.
8035 (vect_analyze_data_ref_dependence): Likewise.
8036 (vect_analyze_pointer_ref_access): Likewise.
8037 (vect_can_advance_ivs_p): Likewise.
8039 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8040 before _stmt_vec_info.
8041 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8042 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8043 (new_stmt_vec_info): Argument changed from loop structure to
8044 loop_vect_info structure
8046 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8047 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8048 (vect_create_addr_base_for_vector_ref): Likewise.
8049 (vect_analyze_pointer_ref_access): Likewise.
8051 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8054 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8055 phi flag if the phi is abnormal.
8057 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8060 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8061 information for the new statement.
8063 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8066 * gcc.c (main): Include the target in -v output.
8068 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8070 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8071 Do not drop the extend if we'd have to add a paradoxical subreg
8072 later. Include optabs.h and insn-codes.h.
8073 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8075 2005-02-02 Roger Sayle <roger@eyesopen.com>
8078 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8079 * fold-const.c (const_binop): Avoid constant folding floating
8080 point operations in modes that use composite representations.
8081 * simplify-rtx.c (simplify_binary_operation): Likewise.
8083 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8085 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8087 (altivec_dstt): Likewise.
8088 (altivec_dstst): Likewise.
8089 (altivec_dststt): Likewise.
8090 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8093 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8095 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8096 EXPR_LOCUS from orig_cond to the new cond_stmt.
8097 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8100 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8102 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8103 standard_iv_increment_position. Remove call to bsi_next
8104 (no need to bump the iterator anymore).
8105 (vect_create_index_for_vector_ref): Call
8106 standard_iv_increment_position. Remove second function argument.
8107 (vect_finish_stmt_generation): Remove call to bsi_next
8108 (no need to bump the iterator anymore).
8109 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8110 to vect_create_index_for_vector_ref.
8112 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8114 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8115 phis are used out of the loop.
8117 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8120 * c-decl.c (undef_nested_function): New variable.
8121 (pop_scope): Diagnose undefined nested functions.
8122 (finish_function): Don't attempt cgraph processing or genericizing
8123 if current top-level function contained an undefined nested
8124 function. Reset undef_nested_function at the end of a top-level
8127 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8129 * tree.c (build_int_cst_type): Take sign of the value into account
8130 when deciding whether sign extend the value.
8132 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8135 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8136 (cpp_options, cc1_options): Change %{std*&ansi} to
8137 %{std*&ansi&trigraphs}.
8139 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8141 * cse.c: Update comments.
8143 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8145 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8146 arguments go on the stack. Do not put complex doubles in odd/even
8149 2005-02-02 Steven Bosscher <stevenb@suse.de>
8151 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8152 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8153 -ftree-pre, and -fthread-jumps.
8155 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8157 PR tree-optimization/19578
8158 * tree-flow.h (modified_noreturn_calls): Declare.
8159 (noreturn_call_p): Declare.
8160 * tree-flow-inline.h (noreturn_call_p): New function.
8161 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8162 * tree-cfg.c (modified_noreturn_calls): New variable.
8163 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8164 that contain a mid-block noreturn call.
8165 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8167 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8169 * df.c (df_def_record_1, df_uses_record): Don't use
8171 * df.h (DF_FOR_REGALLOC): Remove.
8173 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8176 * c-typeck.c (really_start_incremental_init): Reset
8177 constructor_max_index for arrays of incomplete type.
8179 2005-02-02 Jeff Law <law@redhat.com>
8181 * gcse.c (struct reg_set): Store the block index where the register
8182 was set rather than the setting insn.
8183 (record_one_set, compute_transp): Corresponding changes.
8184 (pre_insert_copy_insn): Do not call replace_one_set.
8185 (replace_one_set): Remove.
8187 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8190 * doc/gcov.texi: Fix typo.
8192 2005-02-01 Richard Henderson <rth@redhat.com
8195 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8196 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8198 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8199 * config/i386/i386-protos.h: Update.
8201 2005-02-01 Steven Bosscher <stevenb@suse.de>
8203 PR tree-optimization/19217
8204 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8205 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8206 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8207 that it is walking a PHI node.
8209 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8211 * doc/extend.texi (Nested Functions): Update.
8213 2005-02-01 Richard Henderson <rth@redhat.com>
8216 * optabs.c (expand_copysign_absneg): Export.
8217 * optabs.h (expand_copysign_absneg): Declare.
8218 * config/rs6000/rs6000.md (copysigntf3): New.
8220 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8222 PR tree-optimization/19633
8223 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8224 * tree-ssa-alias.c (init_alias_info): Initialize.
8225 (merge_pointed_to_info): Set.
8226 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8227 (dump_points_to_info_for): Show value of pt_null.
8228 (struct count_ptr_d): Declare.
8229 (find_ptr_dereference): Remove.
8230 (ptr_is_dereferenced_by): Remove.
8231 (count_ptr_derefs): New local function.
8232 (count_uses_and_derefs): New local function.
8233 (compute_points_to_and_addr_escape): Call it. If the number
8234 of dereferences is greater than zero, mark the pointer as
8235 dereferenced. If there are fewer dereferences than uses of
8236 the pointer, the pointer's value escapes.
8238 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8240 PR tree-optimization/19670
8241 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8243 (verify_use): ... set it here, instead.
8245 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8247 * doc/sourcebuild.texi (Test directives): Fix formatting.
8249 * doc/sourcebuild.texi (Test directives): Describe selector
8252 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8254 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8255 specific 64-bit CPUs.
8257 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8260 * arm.c (arm_eliminable_register): New function.
8261 (adjacent_mem_locations): Don't allow eliminable registers. Use
8262 HOST_WIDE_INT for address offsets.
8263 * arm-protos.h (arm_eliminable_register): Add prototype.
8265 2005-02-01 Steven Bosscher <stevenb@suse.de>
8267 PR optimization/15242
8268 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8269 * basic-block.h (duplicate_computed_gotos): Add prototype.
8270 * bb-reorder.c (duplicate_computed_gotos): New function to
8271 duplicate sufficiently small blocks ending in a computed jump.
8272 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8273 if not optimizing for size.
8274 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8275 never do tail merging for blocks ending in a computed jump.
8276 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8278 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8280 Patch from Richard Sandiford <rsandifo@redhat.com>
8281 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8282 from inheriting a subreg equivalence with a non-spill register.
8284 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8286 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8288 * config/frv/frv.c (movcc_fp_destination_operand): New.
8289 (gpr_or_memory_operand): Fix typo in comment.
8290 (gpr_or_memory_operand_with_scratch): New.
8291 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8292 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8293 movcc_fp_destination_operand.
8294 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8295 Legitimize memory addresses using a scratch register.
8297 2005-01-31 Jeff Law <law@redhat.com>
8299 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8300 bitmap a sparse bitmap instead of a simple bitmap.
8301 (mark_def_sites_initialize_block): Corresponding changes.
8302 (ssa_mark_def_sites_initialize_block): Likewise.
8303 (ssa_mark_phi_uses): Likewise.
8304 (mark_def_site, ssa_mark_def_sites): Likewise.
8305 (mark_def_site_blocks): Likewise.
8306 (rewrite_ssa_into_ssa): Likewise.
8308 * tree-ssa-dom.c (record_cond): Pass correct variable type
8309 for last argument to htab_find_slot_with_hash.
8311 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8312 effects when optimizing 0 % X. Do not try to optimize X % 0.
8314 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8316 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8319 2005-02-01 Eric Christopher <echristo@redhat.com>
8321 * config/mips/mips.c (override_options): Warn if -mint64
8323 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8326 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8328 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8330 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8331 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8332 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8333 (cached_regno): Initialize to INVALID_REGNUM.
8334 (cse_reg_info_table_size,
8335 cse_reg_info_table_first_uninitialized,
8336 cse_reg_info_timestamp): New.
8337 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8339 (init_cse_reg_info, get_cse_reg_info_1): New.
8340 (get_cse_reg_info): Cache the last look-up.
8341 (new_basic_block): Update the code to clear mappings from
8342 registers to cse_reg_info entries.
8343 (cse_main): Call init_cse_reg_info.
8345 * cse.c (get_cse_reg_info): Update a comment.
8347 2005-01-31 Steven Bosscher <stevenb@suse.de>
8350 * c-decl.c (start_decl): Do not warn about arrays of elements with
8351 an incomplete type here.
8352 (grokdeclarator): Do it here by making a pedwarn an error.
8353 * c-typeck.c (push_init_level): If there were previous errors with
8354 the constructor type, do not warn about braces for initializers.
8355 (process_init_element): Likewise for excess initializer elements.
8357 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8359 * cse.c (delete_trivially_dead_insn): Don't iterate.
8361 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8363 * config/rs6000/rs6000.md (copysignsf3): New expand.
8364 (copysigndf3): Likewise.
8366 2005-01-31 Steven Bosscher <stevenb@suse.de>
8368 * recog.c (constrain_operands): Only look for earlyclobber operand
8369 conflicts if an '&' constraint was seen.
8371 2005-01-31 Marc Espie <espie@openbsd.org>
8373 * config.gcc: Don't include embedded systems fragment, switches default
8374 debugging format to ELF.
8375 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8376 longer pick it up there.
8378 2005-01-31 Dale Johannesen <dalej@apple.com>
8380 * doc/extend.texi (nested functions): Fix linkage description.
8381 Clarify that static is not allowed.
8383 2005-01-31 Dale Johannesen <dalej@apple.com>
8385 * config/rs6000/darwin.md (movsf_low_di): Make work.
8386 (movdf_low_di): Make work.
8388 2005-01-31 Dale Johannesen <dalej@apple.com>
8390 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8391 Make work for 64 bit.
8393 2005-01-31 Roger Sayle <roger@eyesopen.com>
8394 Dale Johannesen <dalej@apple.com>
8397 * fold-const.c (fold_binary_op_with_conditional_arg):
8398 Make types match original operands, before STRIP_NOPS.
8400 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8402 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8403 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8404 (struct gcc_sigcontext): Delete. Merge contents to..
8405 (struct gcc_ucontext): ..here.
8406 (get_sigcontext): Delete.
8407 (get_regs): New function, like get_sigcontext but return regs ptr.
8408 64-bit version finds regs from r1 to support vdso.
8409 (ppc_linux_aux_vector): New function.
8410 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8413 2005-01-31 Ira Rosen <irar@il.ibm.com>
8415 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8417 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8418 redundant fold. Fix misalignment for MINUS_EXPR.
8419 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8420 (vect_analyze_pointer_ref_access): Likewise.
8421 (vect_get_memtag_and_dr): Likewise.
8423 2005-01-31 Richard Henderson <rth@redhat.com>
8425 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8426 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8427 absnegdf2_i387, absnegxf2_i387): Likewise.
8429 2005-01-31 Richard Henderson <rth@redhat.com>
8432 * optabs.c (expand_copysign_absneg): New.
8433 (expand_copysign_bit): Split out from ...
8434 (expand_copysign): ... here. Use expand_copysign_absneg.
8436 2005-01-30 Roger Sayle <roger@eyesopen.com>
8439 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8440 constant as the second operand and a register as the third.
8442 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8445 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8446 that dllimport'd functions do not use all call-clobbered registers
8449 2005-01-30 Richard Henderson <rth@redhat.com>
8452 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8453 expand_abs_nojump and generalize. Use operand_subword and
8454 emit_no_conflict_block. Support large modes.
8455 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8457 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8458 negation to subtraction.
8459 (expand_copysign): Check that the format has signed zeros.
8460 Use operand_subword and emit_no_conflict_block. Support large modes.
8462 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8464 Fix PR tree-optimization/19624
8466 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8467 * tree-ssa-pre.c: Add cfgloop.h.
8469 (pre_stats): New member, constified.
8470 (inserted_exprs): New static variable.
8471 (NECESSARY): New macro.
8472 (create_expression_by_pieces): Fold the expression, and
8473 mark it as defaulting to not necessary. Also put in
8475 (fully_constant_expression): New function.
8476 (insert_into_preds_of_block): Modify to not insert phis when we
8477 are playing with induction variables.
8478 Push phis onto the inserted_exprs vector, and mark them as not
8479 necessary by default.
8480 (insert_aux): Call fully_constant_expression on eprime.
8481 If all edges produce the same value, mark it constant.
8482 (mark_operand_necessary): New function.
8483 (remove_dead_inserted_code): New function.
8484 (init_pre): Init loop optimizer to get loop info.
8485 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8486 (execute_pre): Commit edge inserts, then remove dead code.
8488 2005-01-30 Richard Henderson <rth@redhat.com>
8490 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8491 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8493 2005-01-30 Richard Henderson <rth@redhat.com>
8496 * config/i386/i386.c (ix86_expand_copysign): New.
8497 (ix86_split_copysign_const): New.
8498 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8499 rearrange op1/nmask operands.
8500 * config/i386/i386-protos.h: Update.
8501 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8502 (copysigndf3): Likewise.
8503 (copysignsf3_const, copysigndf3_const): New.
8504 (copysignsf3_var): Rename from copysignsf3, split out splitter
8505 and fix split predicate for X constraint.
8506 (copysigndf3_var): Similarly.
8508 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8510 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8511 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8512 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8514 2005-01-29 Richard Henderson <rth@redhat.com>
8517 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8518 of # and * in constraints.
8520 2005-01-29 Richard Henderson <rth@redhat.com>
8523 * expr.c (store_field): Don't strip sub-mode cast when the input
8524 data is even smaller.
8526 2005-01-29 Richard Henderson <rth@redhat.com>
8529 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8532 2005-01-29 Richard Henderson <rth@redhat.com>
8534 * combine.c (make_field_assignment): Fix argument order
8537 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8539 PR tree-optimization/15791
8540 * fold-const.c (extract_array_ref): New function.
8541 (fold): Fold comparisons between &a[i] and &a[j] or
8542 semantically equivalent trees.
8544 2005-01-29 Jeff Law <law@redhat.com>
8546 * gcse.c (insert_expr_in_table): Revamp handling of available
8547 and anticipatable occurrence lists to avoid unnecessary list
8549 (insert_set_in_table): Similarly.
8551 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8553 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8555 (c_build_qualified_type): Build qualified array types with
8556 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8557 * c-decl.c (c_make_fname_decl): Build unqualified array type
8558 before qualified type.
8559 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8560 type is qualified, not just if type itself is. Don't apply
8561 qualifiers to array type when declarator is processed. Apply
8562 qualifiers to field type whether or not it is an array type.
8563 Don't handle array types specially for applying qualifiers to
8565 * c-typeck.c (composite_type): Build unqualified element type and
8566 array type when forming composite of array types.
8567 (common_pointer_type, comptypes, comp_target_types,
8568 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8569 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8571 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8572 (args2) in variables a1 and a2.
8574 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8576 * cse.c (n_elements_made, max_elements_made): Remove.
8577 (insert): Don't touch n_elements_made.
8578 (cse_main): Don't touch n_elements_made or max_elements_made.
8580 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8583 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8584 configuration part of dp-bit.c to be lost.
8586 2005-01-28 Roger Sayle <roger@eyesopen.com>
8588 * expmed.c (expand_mult_highpart_optab): When attempting to use
8589 a non-widening multiplication in a wider mode, the operands need
8590 to be converted (zero or sign extended) to that mode.
8592 2005-01-28 Ian Lance Taylor <ian@airs.com>
8596 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8597 through if both operands fall through.
8599 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8601 * cse.c (fold_rtx) <PC>: Don't optimize.
8603 2005-01-28 Jeff Law <law@redhat.com>
8605 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8606 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8608 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8610 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8611 cse_reg_info_used_list_end): Remove.
8612 (cse_reg_info_list, cse_reg_info_list_free): New.
8613 (get_cse_reg_info): When allocating an instance of
8614 cse_reg_info, add it to the beginning of the cse_reg_info_list
8615 list. Remove code to maintain cse_reg_info_used_list.
8616 (new_basic_block): Reset the free list to the beginning of
8619 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8621 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8622 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8623 (frv_expand_mdpackh_builtin): New function.
8624 (frv_expand_builtin): Use it to expand __MDPACKH.
8625 * doc/extend.texi (__MDPACKH): Update documentation.
8627 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8629 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8630 SSE_FLOAT_MODE_P for use_sse computation.
8632 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8635 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8637 2005-01-27 Richard Henderson <rth@redhat.com>
8639 * builtins.c (expand_builtin_copysign): New.
8640 (expand_builtin): Call it.
8641 * genopinit.c (optabs): Add copysign_optab.
8642 * optabs.c (init_optabs): Initialize it.
8643 (expand_copysign): New.
8644 * optabs.h (OTI_copysign, copysign_optab): New.
8645 (expand_copysign): Declare.
8647 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8648 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8650 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8651 (ix86_expand_fp_absneg_operator): ... here.
8652 (ix86_split_copysign): New.
8653 * config/i386/i386-protos.h: Update.
8654 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8655 (copysignsf3, copysigndf3): New.
8657 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8658 (copysignsf3, ncopysignsf3): New.
8659 (copysigndf3, ncopysigndf3): New.
8660 (copysignxf3, ncopysignxf3): New.
8661 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8663 2005-01-27 Arend Bayer <arend.bayer@web.de>
8664 Kazu Hirata <kazu@cs.umass.edu>
8666 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8667 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8668 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8671 2005-01-27 Jeff Law <law@redhat.com>
8673 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8674 definitions of SSA_NAMEs which are not being rewritten.
8675 (rewrite_ssa_into_ssa): Only initialize the current definition
8676 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8677 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8678 SSA_NAMEs before returning.
8680 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8682 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8683 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8684 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8685 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8686 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8688 2005-01-27 Steven Bosscher <stevenb@suse.de>
8691 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8692 higher to -O2 and higher. Likewise for tree PRE.
8693 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8696 2005-01-27 Ian Lance Taylor <ian@airs.com>
8699 * gimple-low.c (try_catch_may_fallthru): New static function.
8700 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8701 * tree-inline.c (expand_call_inline): Don't warn about reaching
8702 the end of a non-void function being inlined if the function uses
8705 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8707 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8710 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8711 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8712 (implicitly_declare): Handle error_mark_node.
8714 2005-01-27 Richard Henderson <rth@redhat.com>
8717 * tree.h (struct tree_decl): Add debug_expr_is_from.
8718 (DECL_DEBUG_EXPR_IS_FROM): New.
8719 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8720 * dwarf2out.c (dwarf2out_var_location): Update to match.
8721 * tree-outof-ssa.c (create_temp): Likewise.
8722 * var-tracking.c (track_expr_p): Likewise.
8723 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8724 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8725 * toplev.c (default_tree_printer): Likewise.
8727 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8729 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8730 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8732 2005-01-27 Steven Bosscher <stevenb@suse.de>
8734 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8735 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8736 ASM_CLOBBERS): Add tree checks.
8738 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8739 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8740 * c-common.def (SWITCH_STMT): Update to match.
8741 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8742 macros instead of SWITCH_EXPR ones.
8743 * c-dump.c (c_dump_tree): Likewise.
8744 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8745 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8747 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8749 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8751 * unwind-dw2.c (execute_stack_op): Add missing cases for
8752 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8754 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8756 * config.gcc (Obsolete configurations): Remove 'dummy', add
8757 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8760 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8762 PR tree-optimization/19633
8763 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8765 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8766 are no call-clobbered variables.
8767 * tree-outof-ssa.c (check_replaceable): Return false for calls
8770 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8772 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8773 even for variables with NULL DECL_INITIAL.
8775 2005-01-26 Stuart Hastings <stuart@apple.com>
8777 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8779 2005-01-26 Richard Henderson <rth@redhat.com>
8782 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8784 * expr.c (store_field): Strip conversions to odd-bit-sized types
8785 if the destination field width matches.
8787 2005-01-26 Richard Henderson <rth@redhat.com>
8789 * c-decl.c, expmed.c, expr.c: Revert last change.
8791 2005-01-26 Richard Henderson <rth@redhat.com>
8794 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8796 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8797 if we don't need the bits above those present in the current mode.
8798 * expr.c (store_field): Strip conversions to odd-bit-sized types
8799 if the destination field width matches.
8801 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8803 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8804 either -ffast-math or -funsafe-math-optimizations is in use.
8806 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8810 * config/avr/avr.c (notice_update_cc): Only set condition code for
8811 ashrqi3 if shift count > 0.
8812 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8813 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8814 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8815 count <= 0 as a no-op, and shift count >= width by copying zero
8816 or sign bit to all bits of the result.
8817 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8818 count, with attribute "length" set to 0 and "cc" set to "none".
8820 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8822 * doc/invoke.texi: Document -mTLS.
8824 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8825 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8826 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8827 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8828 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8829 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8830 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8831 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8833 * configure.ac: Check for a TLS capable gas.
8835 * configure: Regenerate.
8837 2005-01-26 Richard Henderson <rth@redhat.com>
8840 * combine.c (make_field_assignment): Simplify store to zero_extract
8841 from a source with an overlapping mask.
8843 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8845 2004-11-11 Eric Christopher <echristo@redhat.com>
8847 * config/frv/frv.md: Add fr400_integer automaton. Don't
8848 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8851 2005-01-26 Steven Bosscher <stevenb@suse.de>
8854 * cfgbuild.c (make_edges): Do not clear or set
8855 current_function_has_computed_jump.
8856 * function.h (struct function): Remove the has_computed_jump field.
8857 (current_function_has_computed_jump): Do not define.
8858 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8859 in a computed jump. Ignore current_function_has_computed_jump.
8861 2005-01-26 Richard Henderson <rth@redhat.com>
8864 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8865 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8867 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8868 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8869 objects into static storage if they have more than one non-zero value.
8870 * tree.h (categorize_ctor_elements): Update decl.
8872 2005-01-26 Steven Bosscher <stevenb@suse.de>
8875 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8876 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8877 to this function from 2004-07-10.
8878 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8879 the current function for tail call optimizations if the address
8880 of one of it its arguments is taken.
8882 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8884 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8886 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8888 * function.c (expand_function_end): If current_function_calls_alloca,
8889 emit stack restore in a place that is reached when the function falls
8892 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8894 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8895 rule to avoid matching inappropriate suffix rule.
8897 2005-01-26 Jan Hubicka <jh@suse.cz>
8899 PR tree-optimization/19241
8900 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8902 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8904 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8905 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8907 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8908 <sim*>: Always use crt1.o, regardless of N in simN.
8909 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8910 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8911 (CRT_CALL_STATIC_FUNCTION): Remove.
8912 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8913 use crt1.o, regardless of N in simN.
8914 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8915 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8916 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8917 case isystem setting.
8918 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8920 2005-01-25 Ian Lance Taylor <ian@airs.com>
8922 * gimple-low.c (block_may_fallthru): Correct handling of
8923 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8925 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8927 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8928 handlers to match indentation; nested under the mtune=* handler.
8929 Similar for mcpu= and march=.
8931 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8933 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8934 * config/mips/linux64.h (LIB_SPEC): Likewise.
8935 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8936 * config/sh/linux.h (LIB_SPEC): Likewise.
8938 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8940 * config/frv/frv.c (frv_legitimize_tls_address): New.
8941 (TARGET_HAVE_TLS): Define.
8942 (FRV_SYMBOL_REF_TLS_P): Define.
8943 (frv_override_options): Handle new register classes.
8944 (frv_legitimate_address_p): Reject tls addresses.
8945 (frv_legitimize_address): Handle TLS addresses.
8946 (gen_inlined_tls_plt): New.
8948 (frv_legitimize_tls_address): New.
8949 (unspec_got_name): Add TLS entries.
8950 (got12_operand): Add R_FRV_TLSMOFF12 case.
8951 (frv_emit_move): Fixup TLS addresses.
8952 (frv_emit_movsi): Legitimize TLS addresses.
8954 * config/frv/frv.h (MASK_BIG_TLS): New.
8955 (TARGET_BIG_TLS): New.
8956 (HAVE_AS_TLS): Define.
8957 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8958 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8959 (REG_CLASS_NAMES): Same.
8960 (REG_CLASS_CONTENTS): Same.
8961 (CONSTRAINT_LEN): New.
8962 (REG_CLASS_FROM_CONSTRAINT): New.
8963 (PREDICATE_CODES): Add symbolic_operand.
8965 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8966 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8967 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8968 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8969 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8970 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8971 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8972 GR9_REG, GR14_REG, LRREG.
8973 (type): Add load_or_call attribute.
8974 ("load_or_call"): New reservation.
8975 ("call_gettlsoff"): New.
8976 ("tls_indirect_call"): New.
8977 ("tls_load_gottlsoff12"): New.
8978 ("tlsoff_hilo"): New.
8979 ("tls_tlsdesc_ldd"): New.
8980 ("tls_tlsoff_ld"): New.
8983 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8985 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8987 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8988 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8989 * config/frv/frv.c (TLS_BIAS): Define.
8990 (frv_output_dwarf_dtprel): New.
8992 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8994 PR rtl-optimization/19579
8995 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8996 both A and B, see if they don't clobber registers the other expr uses.
8998 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9000 * real.c (do_add): Initialize signalling and canonical members.
9002 * real.c (real_from_integer): Zero out destination.
9004 2005-01-18 Jan Hubicka <jh@suse.cz>
9006 PR tree-optimize/19337
9007 * tree-inline.c (initialize_inlined_parameters): Copy
9008 saved_static_chain_decl only.
9010 2005-01-25 Richard Henderson <rth@redhat.com>
9014 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9015 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9016 80387 enabled, to return a proper subclass. Return the subset that
9017 overlaps with GENERAL_REGS for PLUS.
9018 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9020 2005-01-25 Richard Henderson <rth@redhat.com>
9023 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9025 2005-01-25 Roger Sayle <roger@eyesopen.com>
9027 * expmed.c (choose_multiplier): Change interface to return the
9028 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9029 (expand_divmod): Update calls to choose_multiplier.
9031 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9034 * expmed.c (extract_bit_field): Use adjust_address instead of
9035 gen_lowpart when op0 is a MEM.
9037 2005-01-24 Steven Bosscher <stevenb@suse.de>
9039 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9041 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9043 * config/mips/irix-csr.c: New file.
9044 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9045 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9046 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9049 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9052 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9053 sparc/elf.h, add sparc/sp-elf.h.
9054 (sparc-*-rtems*): Likewise.
9055 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9056 tm-dwarf2.h, add sparc/sp-elf.h.
9057 (sparc86x-*-elf): Likewise.
9058 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9059 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9060 TARGET_OS_CPP_BUILTINS.
9061 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9062 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9064 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9065 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9066 (SWITCH_TAKES_ARG): Likewise.
9067 (LOCAL_LABEL_PREFIX): Likewise.
9068 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9069 (TARGET_N_FORMAT_TYPES): Delete.
9070 (TARGET_FORMAT_TYPES): Likewise.
9071 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9072 * config/sparc/elf.h: Delete.
9073 * config/sparc/sp-elf.h: New file.
9075 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9077 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9078 * tree-flow.h: Remove the corresponding prototype.
9079 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9080 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9082 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9085 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9086 for AIX ABI or ELF -fPIC.
9087 (rs6000_emit_load_toc_table): Don't create toc_section here.
9088 (rs6000_xcoff_file_start): Nor here.
9090 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9092 * sh.c (ra.h): Don't #include.
9093 (hard_regs_intersect_p): New function, resurrected from ra.c.
9095 * sh.c: Fix 1996 Copyright.
9097 2005-01-24 Richard Henderson <rth@redhat.com>
9098 Aldy Hernandez <aldyh@redhat.com>
9100 * regrename.c (note_sets): Handle subregs.
9102 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9105 * genconditions.c (write_header, write_conditions): Elide file if
9108 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9110 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9111 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9114 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9116 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9117 expand_builtin_printf, expand_builtin_fprintf,
9118 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9119 checking against POINTER_TYPE.
9120 (validate_arglist): Handle POINTER_TYPE code by checking
9123 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9125 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9127 (for_each_rtx): Call for_each_rtx_1.
9128 * rtl.h (init_rtlanal): Declare.
9129 * toplev.c (backend_init): Call init_rtlanal.
9131 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9133 * flow.c (propagate_one_insn): Formatting.
9136 * flow.c (libcall_dead_p): Be more conservative if unsure.
9137 If there are any instructions between insn and call, see if they are
9138 all dead before saying the libcall is dead.
9140 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9142 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9143 operand constraint for operand 0.
9145 2005-01-23 Richard Henderson <rth@redhat.com>
9148 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9149 edges leading to join block.
9151 2005-01-23 Roger Sayle <roger@eyesopen.com>
9153 * expmed.c (expand_mult_highpart): Make static. Change type of
9154 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9155 (expand_divmod): Updates calls to expand_mult_highpart by using
9156 gen_int_mode to pass a CONST_INT rtx.
9157 * rtl.h (expand_mult_highpart): Remove prototype.
9159 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9161 * flow.c (regset_bytes, regset_size): Remove.
9163 * cfganal.c: Fix a reference to Harvey's paper.
9165 2005-01-23 Steven Bosscher <stevenb@suse.de>
9167 PR rtl-optimization/19464
9168 * tree-optimize.c (init_tree_optimization_passes): Add one more
9169 copyrename pass just before out-of-ssa.
9171 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9174 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9175 * ggc-none.c (ggc_free): Define.
9177 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9179 * cse.c (max_reg, max_insn_uid): Remove.
9180 (cse_main): Don't access max_reg or max_insn_uid.
9182 * c-common.c (explicit_flag_signed_bitfields,
9183 lang_statement_code_p, lang_expand_function_end): Remove.
9184 * c-common.h: Remove the corresponding declarations.
9185 * c-opts.c (c_common_handle_option): Remove all write access
9186 to explicit_flag_signed_bitfields.
9188 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9189 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9190 * cgraph.h: Remove the corresponding declaration.
9192 * gcse.c (null_pointer_info): Remove.
9194 2005-01-23 Roger Sayle <roger@eyesopen.com>
9195 Eric Botcazou <ebotcazou@libertysurf.fr>
9197 * combine.c (simplify_logical): Only simplify logical expressions
9198 of the form ior(and(x,y),z) by the inverse distributive law if the
9199 result is cheaper than the original.
9201 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9203 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9204 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9205 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9206 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9207 config/freebsd-spec.h, config/arm/arm.h,
9208 config/h8300/h8300.md, config/i386/i386.md,
9209 config/i386/predicates.md, config/i386/sse.md,
9210 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9211 config/vax/vax.md: Fix comment typos. Follow spelling
9214 2005-01-23 Steven Bosscher <stevenb@suse.de>
9216 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9217 tests, instead of `less than'.
9219 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9221 * function.c (assign_parm_setup_block): When creating a new stack slot
9222 for a parameter, get its alignment from the parameter's DECL_ALIGN
9223 rather than the type's TYPE_ALIGN. Make sure that the parameter
9224 is at least word aligned.
9226 2005-01-22 Roger Sayle <roger@eyesopen.com>
9229 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9231 2005-01-22 Richard Henderson <rth@redhat.com>
9234 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9235 in both compare operands.
9236 (movdfcc_1_sse_max): Likewise.
9237 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9238 (movdfcc_1_sse): Likewise.
9239 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9240 scratch register as needed.
9242 2005-01-22 Richard Henderson <rth@redhat.com>
9244 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9246 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9248 2005-01-22 Richard Henderson <rth@redhat.com>
9250 * genopinit.c (optabs): Use smin/smax for floating point too.
9251 * doc/md.texi: Update to match. Clarify that floating point
9252 results are undefined for +0/-0 and NaN.
9253 * doc/rtl.texi: Likewise.
9254 * rtl.def (SMIN, SMAX): Likewise
9255 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9257 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9258 leading 's' to the name.
9259 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9260 smaxxf3, sminxf3): Likewise.
9261 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9264 2005-01-22 Paul Brook <paul@codesourcery.com>
9266 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9268 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9270 * config/s390/s390.c (struct processor_costs): New fields
9271 dlgr, dlr, dr, dsgfr, dsgr.
9272 (z900_cost, z990_cost): Values for new fields.
9273 (s390_rtx_costs): New cases MEM und COMPARE in switch
9274 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9275 DIV, MOD, UDIV, UMOD.
9277 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9279 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9280 into the register being decremented.
9281 ("doloop_si31", "doloop_di"): Likewise.
9282 ("*doloop_si_long"): Adapt pattern.
9284 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9286 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9288 (CLASS_MAX_NREGS): Likewise.
9290 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9292 * doc/tree-ssa.texi (Statement Operands): Add example for new
9293 must-def macro. Note deprecation of old operands interface.
9295 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9297 PR tree-optimization/19484
9298 * tree-cfg.c (remove_fallthru_edge): New function.
9299 (cleanup_control_flow): Remove fallthru edges from calls that are
9300 now known not to return.
9302 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9304 Fix PR tree-optimization/19038
9305 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9306 copies with loop variant ones.
9308 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9310 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9311 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9312 config/alpha/alpha.md, config/alpha/predicates.md,
9313 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9314 config/sparc/sol2.h: Update copyright.
9316 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9317 first label to see if it is a nonlocal label.
9319 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9320 Andrew Pinski <pinskia@physics.uc.edu>
9323 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9324 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9326 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9328 * config/rs6000/rtems.h: Update copyright.
9330 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9333 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9334 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9335 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9337 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9340 * c-typeck.c (convert_arguments): Check for error_mark_node.
9342 2005-01-21 Ian Lance Taylor <ian@airs.com>
9344 PR tree-optimization/13000
9345 * tree-inline.c: Include "tree-flow.h".
9346 (expand_call_inline): If warn_return_type, warn if non-void inline
9347 function falls through.
9348 * tree-cfg.c (execute_warn_function_return): Don't warn about
9349 control reaching end if TREE_NO_WARNING is set. Set
9351 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9353 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9354 branch if we don't need one.
9355 * c-typeck.c: Include "tree-flow.h"
9356 (c_finish_bc_stmt): Don't add a goto if the current statement
9357 list doesn't fall through to the current point.
9359 2005-01-21 Roger Sayle <roger@eyesopen.com>
9361 PR rtl-optimization/576
9362 * real.c (real_arithmetic): Change return type from void to bool
9363 to return an indication that the result may be inexact.
9364 * real.h (real_arithmeric): Update prototype.
9365 * fold-const.c (const_binop): Don't constant fold floating
9366 point expressions when the user specifies -frounding-math and
9367 the result may depend upon the run-time rounding mode.
9368 (fold_convert_const_real_from_real): Clean-up.
9369 (fold_initializer): Ignore flag_rounding_math for initializers.
9370 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9371 constant fold FP operations with flag_rounding_math if the
9372 result may depend upon the run-time rounding mode.
9374 2005-01-21 Tom Tromey <tromey@redhat.com>
9376 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9378 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9380 * tree-cfg.c: Fix comment typos.
9382 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9384 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9385 around the call to rest_of_handle_branch_target_load_optimize.
9387 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9389 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9390 (sparc64-*-openbsd*): Likewise.
9391 (sparclite-*-elf*): Include tm-dwarf2.h.
9392 (sparc86x-*-elf*): Likewise.
9393 (sparc64-*-elf*): Likewise.
9394 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9395 (DBX_DEBUGGING_INFO): Likewise.
9396 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9397 (PREFERRED_DEBUGGING_TYPE): Likewise.
9398 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9399 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9400 (PREFERRED_DEBUGGING_TYPE): Likewise.
9401 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9402 (PREFERRED_DEBUGGING_TYPE): Likewise.
9403 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9405 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9408 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9410 2005-01-20 Paul Brook <paul@codesourcery.com>
9412 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9414 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9416 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9417 label is first in a sequence of labels.
9419 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9421 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9422 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9424 * doc/sourcebuild.texi (Test Directives): New.
9426 2005-01-20 Roger Sayle <roger@eyesopen.com>
9428 * real.c (real_floor): Don't leave the result uninitialized when
9429 mode is VOIDMode, but return the unrounded intermediate value.
9430 (real_ceil): Likewise.
9432 2005-01-20 Paul Brook <paul@codesourcery.com>
9434 * config/arm/arm.md (insv): Use gen_int_mode.
9436 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9438 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9439 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9440 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9441 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9442 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9444 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9447 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9448 fbreg, so we have to assume we can't.
9449 (loc_descriptor_from_tree_1): Ditto.
9450 (containing_function_has_frame_base): New function.
9451 (add_location_or_const_value_attribute): Use it.
9452 Also try to generate a frame_base from a single element location
9455 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9457 PR tree-optimization/15349
9458 * timevar.def (TV_TREE_MERGE_PHI): New.
9459 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9461 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9462 calls to tree_forwarder_block_p.
9463 (remove_forwarder_block_with_phi, merge_phi_nodes,
9464 gate_merge_phi, pass_merge_phi): New.
9465 * tree-optimize.c (init_tree_optimization_passes): Add
9467 * tree-pass.h: Add an extern for pass_merge_phi;
9469 2005-01-20 Richard Henderson <rth@redhat.com>
9472 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9473 (_mm_castps_pd, _mm_castps_si128): New.
9474 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9476 2005-01-20 Richard Henderson <rth@redhat.com>
9479 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9480 __builtin_ia32_vec_init_v2si.
9481 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9482 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9483 (ix86_init_mmx_sse_builtins): Create it.
9484 (ix86_expand_builtin): Expand it.
9485 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9486 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9487 (vec_extractv2si_0, vec_extractv2si_1): New.
9489 2005-01-20 Richard Henderson <rth@redhat.com>
9492 * config/i386/i386.c (ix86_expand_push): New.
9493 * config/i386/mmx.md (push<MMXMODE>1): New.
9494 * config/i386/sse.md (push<SSEMODE>1): New.
9495 * config/i386/i386-protos.h: Update.
9497 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9499 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9502 2005-01-20 Richard Henderson <rth@redhat.com>
9504 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9505 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9507 2005-01-19 Richard Henderson <rth@redhat.com>
9510 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9511 to V4SFmode in SSE1 fallback load path.
9513 2005-01-19 Richard Henderson <rth@redhat.com>
9515 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9516 in QImode expansion to ix86_expand_vector_set.
9517 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9519 2005-01-19 Richard Henderson <rth@redhat.com>
9522 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9523 subclass of the input class.
9524 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9525 Always true for cross-SSE1 classes. Rationalize conditionals.
9526 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9527 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9528 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9529 (movdi_2): Add MMX/SSE zeros.
9530 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9531 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9532 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9533 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9534 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9535 (zero_extendsidi2_rex64_1): Remove.
9536 (MOV0 peephole): Check GENERAL_REG_P.
9538 2005-01-19 Richard Henderson <rth@redhat.com>
9541 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9543 (ix86_expand_vector_extract): Likewise.
9545 2005-01-19 Richard Henderson <rth@redhat.com>
9548 * expr.c (emit_move_change_mode): New argument force; use
9549 simplify_gen_subreg if true.
9550 (emit_move_via_alt_mode): Merge into ...
9551 (emit_move_via_integer): ... here.
9552 (emit_move_ccmode): Use emit_move_change_mode directly.
9554 2005-01-19 Richard Henderson <rth@redhat.com>
9557 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9558 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9559 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9561 (alpha_emit_set_const): Likewise. Make static.
9562 (alpha_emit_set_long_const): Make static.
9563 (alpha_extract_integer): Split out from alpha_expand_mov.
9564 (alpha_split_const_mov): Likewise.
9565 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9566 (alpha_legitimate_constant_p): New.
9567 * config/alpha/alpha-protos.h: Update.
9568 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9569 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9570 * config/alpha/alpha.md (movsi): Add n alternative.
9571 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9572 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9573 (splitters for all of the above): Use alpha_split_const_mov.
9574 * config/alpha/predicates.md (non_add_const_operand): New.
9575 (non_zero_const_operand): New.
9576 (input_operand): Use alpha_legitimate_constant_p after reload.
9578 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9580 PR tree-optimization/19038
9581 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9582 (add_candidate): Add ivs with increment in latch only if
9583 allow_ip_end_pos_p is true.
9584 (determine_iv_cost): Use empty_block_p.
9586 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9588 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9589 (compute_dominance_frontiers): Ditto.
9591 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9594 * config/sh/t-rtems: New.
9595 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9597 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9599 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9600 the offset of the selected field.
9602 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9604 * tree-cfg.c (remove_forwarder_block): Fix the check to
9605 prevent a nonlocal label from appearing in the middle of a
9608 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9610 PR rtl-optimization/19462
9611 * reorg.c (find_end_label): Create return insn only if
9612 current_function_epilogue_delay_list is empty.
9614 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9616 * doc/passes.texi: Remove paragraph mentioning new-ra.
9618 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9620 PR rtl-optimization/15139
9621 * combine.c: Include params.h.
9622 (count_rtxs): New function.
9623 (record_value_for_reg): If replace_rtx would replace at least
9624 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9625 (clobber (const_int 0)) instead of TEM.
9626 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9627 * params.h (MAX_LAST_VALUE_RTL): New.
9628 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9629 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9632 * c-typeck.c (digest_init): Only call build_vector if all constructor
9633 elements are *_CST nodes.
9634 * gimplify.c (gimplify_init_constructor): Likewise.
9637 * c-typeck.c (digest_init): Only call build_vector if inside_init
9640 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9642 * toplev.c (init_asm_output): Remove dead #ifdef.
9644 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9646 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9648 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9650 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9651 accessing DECL_FUNCTION_CODE.
9652 * dojump.c (do_jump): Likewise.
9653 * gimplify.c (gimplify_call_expr): Likewise.
9654 * predict.c (expr_expected_value): Likewise.
9655 (strip_builtin_expect): Likewise.
9656 * tree-inline.c (estimate_num_insns_1): Likewise.
9657 * tree-ssa-loop-im.c (stmt_cost): Likewise
9658 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9659 (tree_expr_nonnegative_p): Likewise.
9661 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9663 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9664 variant of the load_pcrel_sym pattern.
9665 * config/sparc/sparc.md (P macro): Move to the top.
9666 (load_pcrel_sym): Macroize using P.
9667 (save_register_window): Likewise.
9669 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9671 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9674 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9677 * c-typeck.c (build_asm_expr): Strip nops off
9678 input memory operands.
9680 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9682 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9683 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9684 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9685 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9687 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9690 * config/i386/i386.c (override_options): If the 80387 is disabled,
9691 then do not return FP values using FP registers.
9693 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9695 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9696 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9697 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9698 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9699 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9700 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9701 output.h, postreload-gcse.c, postreload.c, recog.c,
9702 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9703 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9704 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9705 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9706 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9707 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9708 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9709 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9711 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9712 config/alpha/alpha.c, config/arm/vfp.md,
9713 config/i386/emmintrin.h, config/i386/i386-modes.def,
9714 config/i386/i386-protos.h, config/i386/i386.h,
9715 config/i386/pmmintrin.h, config/i386/ppro.md,
9716 config/i386/predicates.md, config/i386/xmmintrin.h,
9717 config/i860/i860.c, config/ia64/ia64-modes.def,
9718 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9719 config/ia64/ia64.md, config/ia64/itanium1.md,
9720 config/ia64/itanium2.md, config/ia64/predicates.md,
9721 config/iq2000/iq2000.h, config/mips/linux64.h,
9722 config/rs6000/aix41.h, config/rs6000/aix43.h,
9723 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9724 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9725 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9726 config/sparc/linux64.h, config/sparc/litecoff.h,
9727 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9728 config/sparc/sparc.h, config/sparc/sparc.md,
9729 config/sparc/sysv4-only.h: Update copyright.
9731 2005-01-18 Richard Henderson <rth@redhat.com>
9734 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9736 2005-01-18 Marc Espie <espie@openbsd.org>
9737 * config/i386/openbsdelf.h: Typo.
9739 2005-01-18 Richard Henderson <rth@redhat.com>
9741 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9742 special case for sse.
9743 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9745 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9747 * tree-inline.c (estimate_num_insns_1): Added cases for
9748 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9750 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9752 PR rtl-optimization/19296
9753 * combine.c (simplify_comparison): Rewrite the condition under
9754 which a non-paradoxical SUBREG of a PLUS can be lifted when
9755 compared against a constant.
9757 2005-01-18 Andi Kleen <ak@muc.de>
9759 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9760 * c.opt (-Wpointer-sign): Add.
9761 * doc/invoke.texi: (-Wpointer-sign): Add.
9763 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9765 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9766 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9767 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9768 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9769 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9770 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9771 for TARGET_MIX_SSE_I387.
9772 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9773 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9774 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9775 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9776 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9777 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9778 TARGET_MIX_SSE_I387.
9779 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9782 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9785 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9786 Add movaps alternative for xmm reg->reg move.
9788 2005-01-17 Jeff Law <law@redhat.com>
9790 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9791 at the end of the main DOM loop rather than just before DOM exits.
9793 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9795 PR tree-optimization/19121
9796 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9797 adding aliases to a name tag, also add them to the pointer's
9799 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9800 sensitive alias info at all. Only check that the two pointers
9801 have compatible pointed-to sets.
9802 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9803 a pointer's type tag is a superset of the alias set of the
9806 2005-01-17 James E Wilson <wilson@specifixinc.com>
9809 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9810 comment to document why.
9812 2005-01-17 Richard Henderson <rth@redhat.com>
9814 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9815 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9816 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9817 sse2_vmsminv2df3_finite): New.
9818 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9819 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9820 Force op1 into register.
9822 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9824 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9825 bubblestrap from always rebuilding build directory.
9827 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9829 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9830 ("*cmpmem_short"): Likewise.
9832 2005-01-17 Steven Bosscher <stevenb@suse.de>
9834 * basic-block.h: Document BB_* flags.
9835 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9836 use an sbitmap instead.
9837 * sched-rgn.c (compute_trg_info): Likewise.
9839 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9841 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9842 redundant target_cpu_default and extra_parts lines. Use the default
9844 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9845 (SUBTARGET_EXTRA_SPECS): Delete.
9846 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9847 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9848 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9849 and "n32" for -mabi=n32.
9851 2005-01-17 Ian Lance Taylor <ian@airs.com>
9854 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9855 fold constant variables into initial values.
9857 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9859 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9861 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9862 through the statements backward.
9864 2005-01-17 Ian Lance Taylor <ian@airs.com>
9866 PR middle-end/13127:
9867 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9868 a variable set to the return value of the inlined function.
9870 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9872 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9873 when modes are tieable.
9875 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9877 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9878 of pthread_create to find out if threads are enabled.
9879 * gthr-posix95.h (__gthread_active_p): Likewise.
9881 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9883 * common.opt (-fnew-ra): Remove.
9885 * toplev.h (flag_new_regalloc): Remove.
9886 * Makefile.in (ra*.*): Don't mention.
9887 * passes.c (rest_of_handle_new_regalloc): Remove.
9888 (rest_of_handle_combine, rest_of_compilation): Always consider
9889 flag_new_regalloc as false.
9890 * doc/invoke.texi: Don't document -fnew-ra.
9892 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9894 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9895 last parameter to reg_scan.
9896 * loop.c (loop_optimize): Likewise.
9897 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9898 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9899 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9900 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9901 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9902 * regclass.c (reg_scan): Likewise, for the declaration.
9903 * rtl.h (reg_scan): Likewise, for the prototype.
9905 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9907 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9908 mark_dfs_back_edges.
9910 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9912 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9913 (compute_avail): Uses don't go in tmp_gen.
9915 2005-01-16 Steven Bosscher <stevenb@suse.de>
9917 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9918 loop to look for a free slot in a page entry.
9920 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9923 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9924 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9925 just before targetm.asm_out.file_end.
9926 * tree.h (process_pending_assemble_output_defs): Declare.
9927 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9929 (assemble_alias): Defer generation of assembly code for defines when
9930 TARGET_DEFERRED_OUTPUT_DEFS is true.
9931 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9932 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9933 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9935 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9938 * pa.c (pa_scalar_mode_supported_p): New function.
9939 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9940 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9942 * pa-protos.h (prefetch_operand): Delete.
9943 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9944 * pa.c (prefetch_operand): Delete.
9945 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9946 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9947 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9948 and prefetch_nocc_operand.
9949 * pa.md (prefetch): Rework to avoid reload problems handling short
9950 displacements when a cache control completer needs to be provided.
9951 (prefetch_32, prefetch_64): Delete.
9952 (prefetch_cc, prefetch_nocc): New patterns.
9954 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9956 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9958 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9961 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9962 exceeds maximum alignment for global common data.
9963 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9964 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9966 2004-01-15 Roger Sayle <roger@eyesopen.com>
9968 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9970 2004-01-15 Roger Sayle <roger@eyesopen.com>
9972 * harg-reg-set.h (reg_class_names): Prototype global array.
9973 * regclass.c (reg_class_names): Declare here and initialize to
9975 (dump_regclass): Remove local declaration of reg_class_names.
9976 (regclass): Likewise.
9977 * cfg.c (dump_flow_info): Likewise.
9978 * ra-debug.c (reg_class_names): Likewise.
9979 * regrename.c (reg_class_names): Likewise.
9980 * reload.c (reg_class_names): Likewise.
9981 * reload1.c (spill_failure): Likewise.
9982 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9984 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9986 * config/s390/s390.md ("reload_outti"): Remove predicate for
9987 output operand. Abort if operand is not a MEM.
9988 ("reload_outdi", "reload_outdf"): Likewise.
9990 2005-01-15 Marc Espie <espie@openbsd.org>
9992 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9993 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9994 * config/openbsd.h: Fix C++ includes for native configurations.
9995 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9996 Add trampoline support.
9997 * config/i386/openbsdelf.h: New.
9999 2005-01-15 Marc Espie <espie@openbsd.org>
10001 * collect2.c (main): Explicitly parse -dynamic-linker option.
10003 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10005 PR tree-optimization/19060
10006 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10007 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10008 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10009 and handle extract_range_from_cond returning false.
10010 * fold-const.c (fold): Optimize comparisons with min/max even for
10011 width > HOST_BITS_PER_WIDE_INT.
10013 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10015 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10016 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10017 Remove little endian multilib variants.
10018 Add mips32 multilib variant.
10020 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10022 * explow.c (copy_all_reg, stabilize): Remove.
10023 * expr.h: Remove the corresponding prototypes.
10025 * rtlanal.c (regs_set_between_p): Remove.
10026 * rtl.h: Remove the corresponding prototype.
10028 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10030 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10031 to rs6000_nonimmediate_operand.
10032 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10033 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10034 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10035 rs6000_nonimmediate_operand.
10036 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10037 rs6000_nonimmediate_operand.
10039 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10041 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10043 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10045 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10047 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10048 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10050 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10051 (rs6k_nonimmediate_operand): New.
10052 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10054 (legitimate_lo_sum_address_p): Same.
10055 (rs6000_legitimize_address): Same.
10056 (rs6000_legitimize_reload_address): Same.
10057 (rs6000_legitimate_address): Same.
10058 (spe_build_register_parallel): Pass DF and DC modes in a DI
10061 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10062 to rs6k_nonimmediate_operand.
10064 * config/rs6000/spe.md ("*frob_df_di"): New.
10065 ("*frob_di_df"): New.
10066 ("*frob_di_df_2"): New.
10067 ("*mov_sidf_e500_subreg0"): New.
10068 ("*mov_sidf_e500_subreg4"): New.
10069 ("*movdf_e500_double"): Change predicate to
10070 rs6k_nonimmediate_operand.
10072 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10074 * postreload.c (move2add_note_store): Only call
10075 trunc_int_for_mode on scalar integers.
10077 2005-01-14 Steven Bosscher <stevenb@suse.de>
10079 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10080 replace BB_VISITED uses.
10081 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10082 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10083 (tree_dce_done): Free visited_control_parents.
10084 (perform_tree_ssa_dce): Allocate and clear it.
10085 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10086 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10087 instead of BB_VISITED.
10089 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10091 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10092 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10093 Remove unused prototypes.
10095 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10097 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10098 64-bit register usage.
10099 (spe_func_has_64bit_regs_p): Add FIXME note.
10101 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10103 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10104 flag_finite_math_only with flag_unsafe_math_optimizations.
10106 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10108 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10109 end-of-stack check.
10110 (__tpf_eh_return): Copy TPF private stack area from the module
10111 boundary stack frame. Add check for when module addresses are
10112 equal, but no stub address is found.
10114 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10117 * arm.h (struct machine_function): Add call_via field.
10118 (thumb_call_via_label): Declare.
10119 * arm.c (thumb_call_via_label): New variable.
10120 (thumb_call_reg_needed): New variable.
10121 (arm_output_function_epilogue): For Thumb code, output any per-function
10122 call-indirect trampolines.
10123 (thumb_call_via_reg): New function.
10124 (arm_file_end): New function.
10125 (TARGET_ASM_FILE_END): Call arm_file_end.
10126 (aof_file_end): Likewise.
10127 * arm-protos.h (thumb_call_via_reg): Declare.
10128 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10129 thumb_call_via_reg in normal case.
10131 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10133 PR middle-end/19084
10134 PR rtl-optimization/19348
10135 * recog.c (peephole2_optimize): Do global life update if some peephole
10136 decides it doesn't need at least one of its inputs and that change
10137 influences liveness at the start of the basic block.
10139 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10140 arguments instead of 1.
10142 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10144 PR middle-end/18820
10145 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10146 zero for nested functions needing a static chain or functions
10147 with a non-constant address.
10149 2005-01-13 Roger Sayle <roger@eyesopen.com>
10151 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10152 (and (sign_extend X) C) into (zero_extend (and X C)).
10154 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10156 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10158 2005-01-13 Richard Henderson <rth@redhat.com>
10163 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10164 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10165 not just TARGET_SSE.
10166 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10167 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10168 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10169 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10170 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10171 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10172 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10173 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10174 (movdicc_c_rex64): Rename with '*'.
10175 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10176 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10177 (movsfcc_1_387): Rename from movsfcc_1.
10178 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10179 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10180 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10181 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10182 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10183 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10184 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10185 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10186 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10187 sse_movdfcc_const0_4): Remove.
10188 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10189 recognize min/max early. Update for changed sse cmove patterns.
10190 (ix86_split_sse_movcc): New.
10191 * config/i386/i386-protos.h: Update.
10193 2005-01-13 Steven Bosscher <stevenb@suse.de>
10195 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10196 (fix_stmt_v_may_defs): Likewise.
10198 2005-01-13 Richard Henderson <rth@redhat.com>
10200 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10201 for converting the mask.
10203 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10205 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10208 2005-01-13 Richard Henderson <rth@redhat.com>
10210 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10211 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10212 IX86_BUILTIN_MOVDQ2Q): Remove.
10213 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10214 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10215 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10217 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10218 (sse2_pextrw): Fix immediate constraint.
10219 (sse2_loadq, sse2_loadq_rex64): Remove.
10220 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10221 Use __builtin_ia32_vec_ext_<size>.
10222 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10224 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10226 * function.c (assign_parm_setup_block): Look inside original
10227 entry_parm when inspecting PARALLEL.
10229 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10230 Joel Sherrill <joel@oarcorp.com>
10233 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10234 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10235 rtems_gxx_recursive_mutex_init.
10236 (__gthread_recursive_mutex_lock): New function.
10237 (__gthread_recursive_mutex_trylock): Likewise.
10238 (__gthread_recursive_mutex_unlock): Likewise.
10240 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10242 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10244 2005-01-13 Jan Beulich <jbeulich@novell.com>
10246 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10247 (ashrti3_internal): Indicate output is early clobber. Generate result
10248 into output rather than first input. Use move for low word of output
10249 if shift count is exactly 64.
10250 (lshrti3_internal): Likewise.
10252 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10256 * reload1.c (delete_output_reload): Don't delete an output reload
10257 if the pseudo lives longer than a single basic block. Adjust and
10258 improve wording of comment.
10260 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10263 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10264 of TYPE_SIZE where we mean the number of bytes.
10266 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10268 * function.c (assign_parm_setup_block): Relax condition on
10269 multi-register optimization.
10271 2005-01-12 Nick Clifton <nickc@redhat.com>
10273 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10274 an "in_delay_slot" attribute of "no" to prevent them being used in
10275 delay slots. This is forbidden because they might generate
10278 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10281 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10282 with r->Y and Y->r.
10284 2005-01-12 Nick Clifton <nickc@redhat.com>
10286 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10287 passed on to GAS) but do not define, as GAS no longer supports or
10288 needs the -m2000 option.
10290 2005-01-11 Roger Sayle <roger@eyesopen.com>
10292 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10293 type as args of unprototyped builtins aren't automatically promoted.
10294 (fold_builtin_abs): Likewise.
10296 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10298 * Makefile.in: Set a `build-warn' variable.
10300 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10302 PR tree-optimization/17949
10303 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10304 (find_interesting_uses_address): Use it.
10306 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10308 * regrename.c (kill_value): Handle subreg's that won't simplify.
10310 2005-01-11 Richard Henderson <rth@redhat.com>
10313 * config/i386/i386.h (enum ix86_builtins): Move ...
10314 * config/i386/i386.c: ... here.
10315 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10316 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10317 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10318 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10319 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10320 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10321 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10322 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10323 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10324 IX86_BUILTIN_LOADDDUP): Remove.
10325 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10326 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10327 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10328 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10329 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10330 (ix86_init_builtins): Make static.
10331 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10332 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10333 if all the modes match. Otherwise, fake it.
10334 (get_element_number, ix86_expand_vec_init_builtin,
10335 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10336 (ix86_expand_builtin): Make static. Update for changed builtins.
10337 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10338 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10339 (ix86_expand_vector_init_duplicate): New.
10340 (ix86_expand_vector_init_low_nonzero): New.
10341 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10342 Split out from ix86_expand_vector_init; handle integer modes.
10343 (ix86_expand_vector_init): Use them.
10344 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10345 * config/i386/i386-protos.h: Update.
10346 * config/i386/predicates.md (reg_or_0_operand): New.
10347 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10348 (movv2sf_internal): Likewise. And a splitter to match them all.
10349 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10350 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10351 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10352 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10353 (mmx_pinsrw): Fix operand ordering.
10354 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10355 rather than sse_loadss expander.
10356 (movv2df splitter): Similarly.
10357 (sse_loadss, sse_loadlss): Remove.
10358 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10359 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10360 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10361 (sse3_movddup): Rename with '*'.
10362 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10363 (sse2_loadsd): Remove.
10364 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10365 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10366 (sse2_pinsrw): Fix argument ordering.
10367 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10368 (sse2_stored): Remove 'r' destination.
10369 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10370 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10371 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10372 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10373 vec_extractv16qi, vec_initv16qi): New.
10375 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10376 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10377 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10379 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10380 (_mm_load_si128, _mm_store_si128): Likewise.
10381 (_mm_load1_pd): Use _mm_set1_pd.
10382 (_mm_load_sd): Use _mm_set_sd.
10383 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10384 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10385 (_mm_set_epi64): Use _mm_set_epi64x.
10386 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10387 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10388 _mm_setr_epi8): Use _mm_set_foo form.
10389 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10390 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10391 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10392 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10393 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10394 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10395 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10396 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10397 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10398 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10399 (_mm_movedup_pd): Use _mm_shuffle_pd.
10400 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10401 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10402 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10403 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10404 Use _mm_setzero_ps.
10405 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10406 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10407 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10408 (_mm_store_ps): Use raw dereference.
10409 (_mm_store1_ps): Use _mm_storeu_ps.
10410 (_mm_storer_ps): Use _mm_store_ps.
10411 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10412 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10414 2005-01-11 Stan Shebs <shebs@apple.com>
10416 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10417 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10419 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10422 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10423 Skip all DECLs except for FIELD_DECLs.
10425 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10427 * config/s390/s390.c (override_options): Return error if
10428 -mbackchain, -mpacked-stack and -mhard-float are used together.
10429 (s390_va_start): Remove the backchain && packed-stack special case.
10430 (s390_gimplify_va_arg): Likewise.
10431 * doc/invoke.texi: Remove the ABI incompatibility note.
10433 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10435 * config/s390/s390.c (struct s390_frame_layout): Remove
10437 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10438 save_backchain_p with TARGET_BACKCHAIN.
10440 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10443 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10444 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10445 * function.c (locate_and_pad_parm): Set new field.
10446 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10447 Tweak where_pad test to include "none". Always set mem align for
10449 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10450 not sufficient for type.
10451 (assign_parm_setup_block): If stack_parm is zero on entry, always
10452 make a new stack local. Block move old stack parm if necessary
10453 to new aligned stack local.
10454 (assign_parm_setup_stack): Use a block move to handle
10455 potentially misaligned entry_parm.
10456 (assign_parms_unsplit_complex): Specify required alignment when
10457 creating stack local.
10458 * calls.c (compute_argument_addresses): Override alignment of stack
10459 arg calculated from its type with the alignment given by
10460 FUNCTION_ARG_BOUNDARY.
10461 (store_one_arg): Likewise.
10463 2005-01-11 Jan Beulich <jbeulich@novell.com>
10465 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10466 Change respective itanium_class attribute to ialu.
10467 (shladdp4_internal): New.
10468 * config/ia64/predicates.md (shladd_log2_operand): New.
10470 2005-01-11 Richard Henderson <rth@redhat.com>
10472 * expr.c (store_constructor): Use rtvec_alloc instead of
10473 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10475 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10477 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10479 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10481 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10482 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10483 (TARGET_RWRELOC): Define.
10484 (ia64_rwreloc_section_type_flags): Delete.
10485 (ia64_section_type_flags): New function.
10486 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10487 (TARGET_RWRELOC): Define.
10489 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10492 * config/ia64/ia64.c (process_set): For alloc insn, only call
10493 process_epilogue is !frame_pointer_needed.
10495 2005-01-10 Roger Sayle <roger@eyesopen.com>
10498 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10499 unary operator and can't be treated as a binary/comparison operator.
10501 2005-01-10 Richard Henderson <rth@redhat.com>
10503 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10504 (ix86_return_in_memory): Likewise.
10505 (function_arg_advance): Likewise. Mirror structure in function_arg
10506 for choosing register to advance.
10508 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10510 * tree-vectorizer.c, tree.def: Fix comment typos.
10512 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10514 * config/s390/s390.c (struct processor_costs): 4 new fields:
10515 ddbr, ddr, debr, der.
10516 (s390_rtx_costs): More precise handling of divide instructions.
10518 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10520 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10522 2005-01-10 Jan Beulich <jbeulich@novell.com>
10524 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10525 names resulting from -ffunction-sections/-fdata-sections and linkonce
10527 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10528 based on the section name. Rearrange the section name comparison logic
10529 slightly so that each section name is compared against at most once.
10531 2005-01-10 Ben Elliston <bje@au.ibm.com>
10533 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10534 targets for which -fPIC reduces limitations on the GOT size.
10536 2005-01-09 Falk Hueffner <falk@debian.org>
10538 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10541 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10544 * collect2.c (main): Set aixrtl_flag for -brtl option.
10545 (resolve_lib_name): Search for .so file extension before .a
10546 if aixrtl_flag set.
10548 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10550 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10551 (vect_analyze_data_refs_alignment): Add dump prints.
10553 2005-01-09 Ira Rosen <irar@il.ibm.com>
10555 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10556 expr_invariant_in_loop_p.
10557 Initialize outputs first thing in the function.
10558 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10559 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10560 (vect_analyze_pointer_ref_access): Check that the initial condition of
10561 the access function is loop invariant.
10563 2005-01-09 Richard Henderson <rth@redhat.com>
10565 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10566 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10567 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10568 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10569 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10570 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10571 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10572 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10573 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10574 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10575 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10576 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10577 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10578 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10579 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10580 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10581 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10582 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10583 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10584 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10585 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10586 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10587 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10589 (mmx_clrdi, pavgusb): Remove.
10590 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10591 with leading sse_ prefix.
10592 * config/i386/sse.md: Receive them.
10593 * config/i386/mmx.md: New file.
10594 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10595 (subrv2sf3): Turn into expander for normal subtraction.
10596 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10597 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10598 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10599 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10600 commutative; use ix86_binary_operator_ok.
10601 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10602 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10603 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10604 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10605 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10606 Macroize from existing patterns; use ix86_binary_operator_ok.
10607 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10608 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10609 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10610 with vec_select+vec_concat.
10611 (mmx_pshufw, mmx_pshufw_1): Likewise.
10612 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10613 (mmx_uavgv4hi3): Model correctly.
10614 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10615 _mm_xor_si64): Remove casts.
10617 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10619 PR tree-optimization/19224
10620 * tree-scalar-evolution.c (get_instantiated_value,
10621 set_instantiated_value): New functions.
10622 (instantiate_parameters_1): Cache the results.
10623 (instantiate_parameters, resolve_mixers): Initialize and free
10626 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10628 * config/i386/i386.md (addhi_4): Correct reference in comment.
10631 2005-01-08 Richard Henderson <rth@redhat.com>
10633 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10634 (_mm_cvtsi128_si64x): Likewise.
10635 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10636 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10637 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10638 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10639 * config/i386/i386-protos.h: Update.
10640 * config/i386/i386.c (print_operand): Add 'H'.
10641 (ix86_fixup_binary_operands): Split out from ...
10642 (ix86_expand_binary_operator): ... here.
10643 (ix86_fixup_binary_operands_no_copy): New.
10644 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10645 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10646 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10647 (safe_vector_operand): Use CONST0_RTX.
10648 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10649 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10650 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10651 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10653 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10654 (IX86_BUILTIN_CMPNGESS): New.
10655 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10656 (attr type): Add sselog1.
10657 (attr unit, attr memory): Handle it.
10658 (movti, movti_internal, movti_rex64): Move near other integer moves.
10659 (movtf, movtf_internal): Move near other fp moves.
10660 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10661 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10662 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10663 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10664 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10665 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10666 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10667 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10668 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10669 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10670 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10671 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10672 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10673 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10674 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10675 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10676 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10677 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10678 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10679 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10680 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10681 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10682 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10683 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10684 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10685 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10686 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10687 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10688 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10689 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10690 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10691 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10692 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10693 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10694 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10695 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10696 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10697 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10698 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10699 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10700 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10701 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10702 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10703 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10705 (SSEPUSH, push<SSEPUSH>): Remove.
10706 (MMXPUSH, push<MMXPUSH>): Remove.
10707 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10708 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10709 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10710 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10711 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10712 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10713 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10714 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10715 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10716 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10717 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10718 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10719 (ppro_sse_log_V4SF): Handle sselog1.
10720 * config/i386/predicates.md (const_0_to_1_operand): New.
10721 (const_0_to_255_mul_8_operand): New.
10722 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10723 (const_2_to_3_operand, const_4_to_7_operand): New.
10724 * config/i386/sse.md: New file.
10725 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10726 (sse_movups): Rename from sse_movups_1.
10727 (sse_loadlss): Rename from sse_loadss_1.
10728 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10730 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10731 (absv4sf2, negv2df, absv2df): New.
10732 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10733 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10734 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10735 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10736 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10737 (sse3_addsubv4sf3): Model correctly.
10738 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10739 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10740 (sse_movhlps): Model with vec_select+vec_concat.
10741 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10742 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10743 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10744 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10745 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10746 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10747 sse2_pshufhw_1): Likewise.
10748 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10749 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10750 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10751 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10752 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10753 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10754 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10755 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10756 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10757 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10758 sminv8hi3): Mark commutative
10759 operands. Use ix86_binary_operator_ok.
10760 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10761 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10762 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10763 sse2_punpcklqdq): Allow operand2 in memory.
10764 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10765 sse2_movsd): Add memory alternatives.
10766 (sse_storelps): Turn expander into an insn; split after reload.
10767 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10768 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10770 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10772 * configure.ac (DWARF-2 debug_line): Use objdump.
10773 * configure: Regenerate.
10775 2005-01-08 Jeff Law <law@redhat.com>
10776 Diego Novillo <dnovillo@redhat.com>
10778 PR tree-optimization/18241
10779 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10780 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10781 statements with volatile operands.
10782 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10783 operands after marking a statement with has_volatile_ops.
10785 2005-01-08 Roger Sayle <roger@eyesopen.com>
10787 * tree.c (int_fits_type_p): Always honor integer constant
10788 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10790 2005-01-08 Roger Sayle <roger@eyesopen.com>
10792 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10793 the latent bug in rtl_delete_block has been resolved.
10795 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10797 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10798 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10800 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10802 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10803 library as @multilib_dir@/$(SHLIB_SONAME).
10805 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10807 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10808 * configure: Regenerate.
10810 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10812 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10815 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10818 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10819 Convert non-word aligned offset address using ld/std into
10822 2005-01-07 Richard Henderson <rth@redhat.com>
10824 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10826 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10828 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10830 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10832 PR tree-optimization/19283
10833 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10834 is not shorter than the original type.
10836 PR rtl-optimization/19012
10837 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10839 PR rtl-optimization/18861
10840 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10841 (FULL_STATE): Define.
10842 (mark_tablejump_edge): New function.
10843 (purge_dead_tablejump_edges): New function.
10844 (find_bb_boundaries): Use it.
10846 PR tree-optimization/18828
10847 * builtins.c (expand_builtin_next_arg): Remove argument and all
10848 the argument checking.
10849 (expand_builtin): Adjust caller.
10850 (expand_builtin_va_start): Likewise. Remove error for too many
10852 (fold_builtin_next_arg): Issue error for too many arguments.
10853 After checking arguments, replace them with magic arguments that
10854 prevent further checking of the args.
10856 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10858 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10860 2005-01-06 Roger Sayle <roger@eyesopen.com>
10863 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10864 and %{.S:...} (and their negative variants) to test whether the
10865 input file is assembler or pre-processed-assembler independent of
10866 the actual filename extension.
10868 2005-01-06 Roger Sayle <roger@eyesopen.com>
10870 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10871 of sign or zero extended values.
10873 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10875 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10876 for IBM long double format correctly.
10878 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10880 Fix PR tree-optimization/18792
10882 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10883 to first_loop_depth, and use loop depth instead of loop number.
10884 (build_classic_dir_vector): Ditto.
10885 (compute_data_dependences_for_loop): Use depth, not loop number.
10886 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10887 number. Pass in loops, instead of loop numbers.
10888 (gather_interchange_stats): Ditto.
10889 (linear_transform_loops): Ditto.
10891 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10894 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10895 biv_fits_mode_p, extension_within_bounds_p): New functions.
10896 (check_ext_dependent_givs): Use them.
10898 2005-01-06 Roger Sayle <roger@eyesopen.com>
10900 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10901 more than one barrier, in which case we should delete them all.
10903 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10905 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10907 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10909 Fix PR middle-end/19286
10911 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10912 output this subprogram, simply ignore this attempt to do it again.
10913 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10914 origin attribute if it's not possible.
10915 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10916 (decls_for_scope): Ditto.
10917 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10918 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10920 2005-01-05 Richard Henderson <rth@redhat.com>
10923 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10924 (bdesc_2arg): Use it.
10925 (ix86_expand_binop_builtin): Force operands into registers
10927 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10928 ix86_expand_sse_compare, ix86_expand_sse_comi,
10929 ix86_expand_builtin): Likewise.
10931 2005-01-05 Richard Henderson <rth@redhat.com>
10933 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10935 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10936 (mulv4hi3): Set itanium_class mmmul.
10937 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10938 (fpack): Rename from fpack_sfsf.
10940 2005-01-05 Richard Henderson <rth@redhat.com>
10943 * reload1.c (do_input_reload): Restrict the optimization deleteing
10944 a previous output reload to RELOAD_FOR_INPUT.
10946 2005-01-05 Steven Bosscher <stevenb@suse.de>
10948 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10949 comment that we fall through after case.
10950 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10951 (distribute_links): Likewise.
10952 * cse.c (cse_insn): Likewise.
10953 * cselib.c (cselib_invalidate_mem): Likewise.
10954 * df.c: Update comments at the top of the file.
10955 (read_modify_subreg_p): Update comments here too.
10956 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10957 * flow.c (mark_set_1): Likewise.
10958 (mark_used_regs): Likewise.
10959 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10960 (canon_list_insert): Likewise.
10961 (mark_set): Likewise.
10962 (try_replace_reg): Likewise.
10963 (store_killed_in_insn): Likewise.
10964 * loop.c (count_one_set): Likewise.
10965 (basic_induction_var): Likewise.
10966 * postreload-gcse.c (find_mem_conflicts): Likewise.
10967 * postreload.c (reload_combine_note_store): Likewise.
10968 (move2add_note_store): Likewise.
10969 * reload.c (find_equiv_reg): Likewise.
10970 (mark_referenced_resources): Likewise.
10971 * rtlanal.c (set_noop_p): Likewise.
10972 (note_stores): Likewise.
10973 (note_uses): Likewise.
10974 * sched-deps.c (sched_analyze_1): Likewise.
10975 * sched-rgn.c (check_live_1): Likewise.
10976 (update_live_1): Likewise.
10977 * config/i860/i860.c: Likewise.
10979 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10981 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10983 * doc/rtl.texi: Update documentation for bit-fields and SET.
10985 2005-01-05 Roger Sayle <roger@eyesopen.com>
10987 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10989 2005-01-05 Jan Hubicka <jh@suse.cz>
10990 Richard Henderson <rth@redhat.com>
10993 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10996 2005-01-05 Richard Henderson <rth@redhat.com>
10999 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11000 (sse_shufps): Change operand 3 to const_int_operand.
11001 (sse2_storelps): Fix typo in template.
11002 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11003 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11004 (ix86_expand_builtin): Likewise.
11006 2005-01-05 Julian Brown <julian@codesourcery.com>
11008 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11009 as aggregates for AAPCS ABIs.
11011 2005-01-05 Stan Shebs <shebs@apple.com>
11013 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11014 Mach-O getters if ppc64.
11015 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11017 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11018 signed four-byte field for global code case.
11019 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11021 2005-01-05 Roger Sayle <roger@eyesopen.com>
11023 PR middle-end/19100
11024 * c-common.c: Include real.h.
11025 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11026 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11027 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11028 * Makefile.in (c-common.o): Update dependencies.
11030 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11032 * c-parse.in (asm_string): Add trailing semicolon.
11034 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11036 * c-parse.in (asm_string): New. Don't allow wide strings in
11038 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11039 asm_string instead of STRING.
11041 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11043 * c-typeck.c (constructor_no_implicit): Remove.
11044 (set_designator, process_init_element): Don't check
11045 constructor_no_implicit.
11047 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11048 Kaz Kojima <kkojima@gcc.gnu.org>
11051 * lcm.c (create_pre_exit): New.
11052 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11053 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11055 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11057 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11058 -msoft-float in target_float_switch.
11059 * arm.c (arm_override_options): Fix processing of target_float_switch.
11061 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11063 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11066 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11068 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11069 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11071 2005-01-04 Roger Sayle <roger@eyesopen.com>
11073 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11074 if deleting the then-block allows the test-block to fallthru to the
11077 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11080 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11081 after the full declaration if the are in two different TUs.
11083 2005-01-04 Richard Henderson <rth@redhat.com>
11086 * tree-sra.c (generate_one_element_init): Just
11087 call gimplify_and_add.
11088 (generate_element_init): Record the
11089 new referenced variables and mark them for renaming
11090 and split out to ...
11091 (generate_element_init_1): This.
11092 (scalarize_init): Don't call push_gimplify_context/
11093 pop_gimplify_context.
11095 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11097 * toplev.c (get_src_pwd): Handle failure of getpwd().
11099 2005-01-04 Roger Sayle <roger@eyesopen.com>
11101 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11103 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11104 all the cases handled by it are inverted by invert_truthvalue.
11106 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11108 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11109 (save_register_windowsi): Likewise.
11111 2005-01-04 Richard Henderson <rth@redhat.com>
11113 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11115 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11117 PR middle-end/17767
11118 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11119 any simplifications of vector mode comparison operators.
11120 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11122 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11123 Devang Patel <dpatel@apple.com>
11125 PR tree-optimization/18308
11126 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11127 the operands before creating a new expression.
11128 * dojump.c (do_jump): Make drop_through_label available
11129 for all cases. Add expansion of COND_EXPR.
11131 2005-01-04 Ira Rosen <irar@il.ibm.com>
11133 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11134 INTEGER_CST instead of TREE_CONSTANT.
11135 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11136 instead of TREE_CONSTANT.
11137 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11138 instead of TREE_CONSTANT.
11140 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11142 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11144 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11147 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11148 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11150 2005-01-03 Richard Henderson <rth@redhat.com>
11152 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11153 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11154 fold_convert_const_real_from_real): Split out from ...
11155 (fold_convert_const): ... here.
11157 2005-01-03 Richard Henderson <rth@redhat.com>
11160 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11161 (mov<MMXMODEI>_internal): Likewise.
11162 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11163 Add V2SF case; use it for SSE1; don't use TI.
11164 (movdf_integer): Likewise.
11165 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11167 2005-01-03 Ira Rosen <irar@il.ibm.com>
11169 * tree-vectorizer.c (vect_strip_conversions): New function.
11170 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11171 check for binary class.
11173 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11177 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11179 * gimple-low.c (mark_blocks_with_used_vars): New function.
11180 (mark_blocks_with_used_subblocks): Ditto.
11181 (mark_used_blocks): Ditto.
11182 (pass_mark_used_blocks): New pass.
11183 * tree-inline.c: Include debug.h.
11184 (expand_call_inline): Call outlining_inline_function here.
11185 * tree-optimize.c (init_tree_optimization_passes): Add
11186 pass_mark_used_blocks.
11187 * tree-pass.h (pass_mark_used_blocks): New.
11188 * Makefile.in (tree-inline.o): Add debug.h dependency.
11190 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11192 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11193 VAR_DECLs to have weak_import attribute.
11195 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11198 2004-01-03 Steven Bosscher <stevenb@suse.de>
11200 * passes.c (rest_of_compilation): Don't run regmove if only
11201 flag_expensive_optimizations, require flag_regmove instead.
11203 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11205 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11207 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11208 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11209 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11210 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11212 2005-01-03 Richard Henderson <rth@redhat.com>
11214 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11215 (ia64_const_ok_for_letter_p): New.
11216 (ia64_const_double_ok_for_letter_p): New.
11217 (ia64_extra_constraint): New.
11218 (ia64_expand_vecint_compare): New.
11219 (ia64_expand_vcondu_v2si): New.
11220 (ia64_expand_vecint_cmov): New.
11221 (ia64_expand_vecint_minmax): New.
11222 (ia64_print_operand): Add 'v'.
11223 (ia64_preferred_reload_class): New.
11224 (ia64_vector_mode_supported_p): New.
11225 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11226 (PREFERRED_RELOAD_CLASS): Move to function.
11227 (CONST_OK_FOR_LETTER_P): Move to function.
11228 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11229 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11230 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11231 (EXTRA_CONSTRAINT): Move to function.
11232 * config/ia64/ia64.md: Include vect.md.
11233 (itanium_class): Add mmalua.
11235 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11237 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11238 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11240 (const_int_2bit_operand): New.
11241 (fr_reg_or_0_operand): New.
11242 * config/ia64/ia64-modes.def: Add vector modes.
11243 * config/ia64/ia64-protos.h: Update.
11244 * config/ia64/vect.md: New file.
11246 2005-01-03 Richard Henderson <rth@redhat.com>
11248 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11250 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11253 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11255 (log1pdf2): Change mode of operands[0,1] to DFmode.
11257 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11259 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11260 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11261 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11262 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11263 SPARC_RELAXED_ORDERING.
11265 2005-01-03 Richard Henderson <rth@redhat.com>
11266 Uros Bizjak <uros@kss-loka.si>
11269 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11270 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11271 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11273 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11274 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11275 const_pow2_1_to_128_operand): New predicates.
11277 2005-01-02 Greg McGary <greg@mcgary.org>
11279 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11281 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11282 object. [ptr_type]: Remove unused variable.
11283 Remember nearest addressable array-element or record-component
11284 when checking bitfield components. Tolerate empty BIND_EXPR.
11286 2005-01-01 Richard Henderson <rth@redhat.com>
11288 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11289 that don't narrow the value. Fail for other conversions.
11291 2005-01-01 Richard Henderson <rth@redhat.com>
11294 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11295 * c-lang.c (finish_file): Don't do it here.
11296 * objc/objc-act.c (objc_finish_file): Likewise.
11298 * cgraph.c (decl_assembler_name_equal): New.
11299 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11300 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11301 * cgraph.h (struct cgraph_varpool_node): Add next.
11302 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11303 * varasm.c (assemble_alias): Mark the target as needed.
11305 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11307 PR middle-end/19221
11308 * function.c (get_arg_pointer_save_area): Use entry_of_function
11309 instead of get_insns.
11311 2005-01-01 Roger Sayle <roger@eyesopen.com>
11312 Andrew Pinski <pinskia@physics.uc.edu>
11313 James E. Wilson <wilson@specifixinc.com>
11315 PR rtl-optimization/12092
11316 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11319 2005-01-01 Roger Sayle <roger@eyesopen.com>
11320 Olivier Hainque <hainque@act-europe.fr>
11322 * tree.c (int_fits_type_p): A narrower type always fits in a
11323 wider one, except for negative values into unsigned types.
11325 2005-01-01 Roger Sayle <roger@eyesopen.com>
11327 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11328 with the original constant rather than require TREE_OVERFLOW.
11330 2005-01-01 Steven Bosscher <stevenb@suse.de>
11332 PR middle-end/17544
11333 * c-decl.c (finish_function): If compiling C99, annotate the
11334 compiler generated return with the current file name and line 0.
11335 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11336 the source line is greater than 0.
11337 (remove_bb): Likewise.