1 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
6 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
9 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
10 set the original address pseudo to the correct value before the
11 original insn, if possible, and leave the insn alone, otherwise
12 create a new pseudo, set it and replace it in the insn.
13 * recog.c (validate_change_maybe_volatile): New.
14 * recog.h (validate_change_maybe_volatile): Declare.
16 2005-04-09 Caroline Tice <ctice@apple.com>
18 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
19 Remove targetm.have_named_sections test.
20 (fix_edges_for_rarely_executed_code): Likewise.
21 (insert_section_boundary_note): Likewise.
22 (reorder_basic_blocks): Check partitioning flag before calling
23 verify_hot_cold_block_grouping.
24 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
25 the function struct rather than global variables.
26 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
27 (COLD_END_LABEL): Likewise
28 (cold_text_section_label): New static global variable.
29 (cold_end_label): Likewise.
30 (dwarf2out_switch_text_section): Get hot/cold section labels from
31 the function struct rather than global variables.
32 (output_aranges): Use cold_text_section_label and cold_end_label;
33 check partitioning flag before putting out delta.
34 (output_ranges): Remove incorrect code attempting to use
36 (output_line_info): Get cold section label from function struct.
37 (add_location_or_const_value_attribute): Likewise.
38 (get_subprogram_die): Get hot/cold section labels from function struct.
39 (dwarf2out_var_location): Likewise.
40 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
41 write out cold_text_section_label if partition flag is set.
42 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
43 * function.h (struct function): Add new fields to point to hot/cold
44 section labels: hot_section_label, cold_section_label,
45 hot_section_end_label and cold_section_end_label; also add new field
46 for cold text section name, unlikely_text_section_name.
47 * opts.c (decode_options): Turn off partitioning flag if
48 !targetm.have_named_sections.
49 * output.h (hot_section_label): Remove.
50 (hot_section_end_label): Remove.
51 (cold_section_end_label): Remove.
52 (unlikely_section_label): Remove.
53 (unlikely_text_section_name): Remove.
54 * passes.c (rest_of_handle_final): Remove code that frees
55 unlikely_text_section_name.
56 * varasm.c (unlikely_section_label): Remove.
57 (hot_section_label): Remove.
58 (hot_section_end_label): Remove.
59 (cold_section_end_label): Remove.
60 (unlikely_text_section_name): Remove.
61 (initialize_cold_section_name): Modify to call
62 targetm.strip_name_encoding; to store cold section name in current
63 function struct, if it exists; and to only use the decl_section_name
64 if flag_named_sections is true.
65 (unlikely_text_section): Modify to get section name out of current
66 function struct, if there is one; otherwise build it from
67 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
68 (in_unlikely_text_section): Likewise.
69 (named_section): Modify to get/put cold section name in current function
70 struct, if there is one.
71 (function_section): Change 'bool unlikely' to 'int reloc'; check
72 targetm.have_named_sections before calling named_section.
73 (current_function_section): Likewise.
74 (assemble_start_function): Modify to get/put unlikely_text_section_name
75 in current function struct; modify to get hot/cold section labels
76 from function struct; initialize labels using
77 ASM_GENERATE_INTERNAL_LABEL;
78 test partitioning flag before writing out hot section label.
79 (assemble_end_function): Test partitioning flag before writing out
80 hot/cold section labels.
81 (default_section_type_flags_1): Modify to use array instead of
82 char* for unlikely_text_section_name; set flags correctly for
83 cold text section if there is not a current function decl.
85 2005-04-09 Jakub Jelinek <jakub@redhat.com>
87 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
88 and TI_VA_LIST_FPR_COUNTER_FIELD.
89 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
90 * tree-pass.h (pass_stdarg): Add.
91 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
92 * tree-stdarg.c: New file.
93 * tree-stdarg.h: New file.
94 * Makefile.in (OBJS-common): Add tree-stdarg.o.
95 (tree-stdarg.o): Add dependencies.
96 * function.h (struct function): Add va_list_gpr_size and
97 va_list_fpr_size fields.
98 * function.c (allocate_struct_function): Initialize them.
99 * target.h (struct gcc_target): Add stdarg_optimize_hook.
100 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
101 (TARGET_INITIALIZER): Add it.
103 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
104 va_list_{g,f}pr_counter_field.
105 (ix86_setup_incoming_varargs): Don't do anything if reg_save
106 area will not be used. Only save registers that tree-stdarg.c
107 detected they need saving.
108 (ix86_va_start): Don't set up fields that won't be used.
110 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
111 va_list_{g,f}pr_counter_field.
112 (setup_incoming_varargs): Don't do anything if reg_save
113 area will not be used. Only save registers that tree-stdarg.c
114 detected they need saving.
115 (rs6000_va_start): Don't set up fields that won't be used.
117 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
118 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
119 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
120 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
122 2005-04-09 Jakub Jelinek <jakub@redhat.com>
125 * config/i386/i386.c (construct_container): Pass empty aligned
126 struct, union or class in memory.
128 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
130 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
131 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
132 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
133 config/rs6000/predicates.md: Fix comment typos.
135 * sched-int.h (haifa_insn_data): Remove blockage and units.
136 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
137 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
138 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
140 2005-04-09 Jan Hubicka <jh@suse.cz>
141 Steven Bosscher <stevenb@suse.de>
143 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
144 * cfgloop.c (get_loop_exit_edges): Likewise.
145 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
147 * loop-unroll.c (analyze_insns_in_loop): Likewise.
148 * tree-cfg.c (dump_cfg_status): Likewise.
150 2005-04-09 David Edelsohn <edelsohn@gnu.org>
152 * config/rs6000/predicates.md (altivec_register_operand): Remove
153 redundant match_code test.
154 (gpc_reg_operand): Same.
155 (cc_reg_operand): Same.
156 (cc_reg_not_cr0_operand): Same.
158 2005-04-09 Jan Hubicka <jh@suse.cz>
160 Forgotten hunk from my last merge patch:
161 * final.c (output_addr_const): Do not call mark_referenced.
163 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
165 * doc/tree-ssa.texi: Add immediate use documentation.
167 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
169 * arm.c (FL_WBUF): Define.
170 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
171 (arm_is_6_or_7): Delete.
172 (arm_tune_wbuf): New.
173 (arm_override_options): Set arm_tune_wbuf.
174 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
175 (arm_is_6_or_7): Delete declaration.
176 (arm_tune_wbuf): New declartion.
177 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
178 (model_wbuf): Derive from arm_tune_wbuf.
179 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
180 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
181 (arm740t): Mark CPUs as having a write buffer.
183 2005-04-09 Uros Bizjak <uros@kss-loka.si>
185 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
186 of 'const_double_operand' in operand 2 constraints. Update enable
189 2005-04-09 Uros Bizjak <uros@kss-loka.si>
191 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
192 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
193 * optabs.h (enum optab_index): Add new OTI_lfloor.
194 (lfloor_optab): Define corresponding macro.
195 * optabs.c (init_optabs): Initialize lfloor_optab.
196 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
197 and lfloordi2 patterns.
198 * builtins.c (expand_builtin_int_roundingfn): New prototype.
199 (expand_builtin_int_roundingfn): New function.
200 (fold_builtin_int_roundingfn): New prototype.
201 (fold_builtin_int_roundingfn): New function, renamed from
203 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
204 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
205 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
206 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
207 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
208 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
209 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
210 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
211 into lfloor built-in function and (long long int)floor{,f,l} into
212 llfloor built-in function.
213 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
216 2005-04-08 Ian Lance Taylor <ian@airs.com>
218 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
219 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
220 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
221 (DO_COND, DO_BODY): Likewise.
222 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
223 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
224 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
225 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
226 (build_continue_stmt, build_break_stmt): Don't declare.
227 (c_do_switch_warnings): Update declaration.
228 * c-gimplify.c (enum bc_t): Remove.
229 (struct c_gimplify_ctx, ctxp): Remove.
230 (push_context, pop_context): Remove static functions.
231 (c_genericize): Don't call push_context or pop_context.
232 (begin_bc_block, finish_bc_block): Remove static functions.
233 (build_bc_goto): Likewise.
234 (gimplify_c_loop): Likewise.
235 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
236 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
237 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
238 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
239 * c-common.c (c_do_switch_warnings): Rename from
240 c_do_switch_warnings_1.
241 (c_do_switch_warnings) [old version]: Remove.
242 (c_do_switch_expr_warnings): Remove.
243 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
244 function instead of c_do_switch_expr_warnings.
245 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
246 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
247 * c-pretty-print.c (pp_c_statement): Likewise.
248 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
250 2005-04-08 Diego Novillo <dnovillo@redhat.com>
252 Merge from tree-cleanup-branch: VRP, store CCP, store
253 copy-prop, incremental SSA updating of FUD chains and
254 newly exposed symbols.
256 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
257 (OBJS-common): Add tree-vrp.o.
258 (tree-vrp.o): New rule.
259 * basic-block.h (nearest_common_dominator_for_set): Declare.
260 * common.opt (ftree-store-ccp): New flag.
261 (ftree-copy-prop): New flag.
262 (ftree-vrp): New flag.
263 (ftree-store-copy-prop): New flag.
264 * dominance.c (nearest_common_dominator_for_set): New.
265 * domwalk.c (walk_dominator_tree): Only traverse
266 statements in blocks marked in walk_data->interesting_blocks.
267 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
268 * fold-const.c (fold): Handle ASSERT_EXPR.
269 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
270 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
271 flag_tree_vrp at -O2.
272 * timevar.def (TV_TREE_VRP): Define.
273 (TV_TREE_COPY_PROP): Define.
274 (TV_TREE_STORE_COPY_PROP): Define.
275 (TV_TREE_SSA_INCREMENTAL): Define.
276 (TV_TREE_STORE_CCP): Define.
277 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
278 to kill_redundant_phi_nodes from comment.
279 (verify_expr): Handle ASSERT_EXPR.
280 * tree-dfa.c (mark_new_vars_to_rename): Remove second
281 argument. Update all users.
282 (mark_call_clobbered_vars_to_rename): Remove. Update all
284 * tree-flow-inline.h (unmodifiable_var_p): New.
285 * tree-flow.h (enum value_range_type): Declare.
286 (struct value_range_def): Declare.
287 (value_range): Declare.
288 (remove_all_phi_nodes_for): Remove. Update all users.
289 (find_phi_node_for): Declare.
290 (add_type_alias): Declare.
291 (count_uses_and_derefs): Declare.
292 (kill_redundant_phi_nodes): Remove.
293 (rewrite_into_ssa): Remove.
294 (rewrite_def_def_chains): Remove.
295 (update_ssa, register_new_name_mapping, create_new_def_for,
296 need_ssa_update_p, name_registered_for_update_p,
297 release_ssa_name_after_update_ssa, dump_repl_tbl,
298 debug_repl_tbl, dump_names_replaced_by,
299 debug_names_replaced_by, mark_sym_for_renaming,
300 mark_set_for_renaming, get_current_def, set_current_def,
301 get_value_range, dump_value_range, debug_value_range,
302 dump_all_value_ranges, debug_all_value_ranges,
303 expr_computes_nonzero, loop_depth_of_name,
304 unmodifiable_var_p): Declare.
305 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
307 * tree-into-ssa.c (block_defs_stack): Update comment.
308 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
309 syms_to_rename, names_to_release, repl_tbl,
310 need_to_initialize_update_ssa_p, need_to_update_vops_p,
311 need_to_replace_names_p): New locals.
312 (NAME_SETS_GROWTH_FACTOR): Define.
313 (struct repl_map_d): Declare.
314 (struct mark_def_sites_global_data): Add field
316 (enum rewrite_mode): Declare.
317 (REGISTER_DEFS_IN_THIS_STMT): Define.
318 (compute_global_livein): Use last_basic_block instead of
320 (set_def_block): Remove last argument. Update all callers.
321 (prepare_use_operand_for_rename): Remove. Update all callers.
322 (prepare_def_operand_for_rename): Remove. Update all callers.
323 (symbol_marked_for_renaming): New.
326 (repl_map_hash): New.
328 (repl_map_free): New.
329 (names_replaced_by): New.
330 (add_to_repl_tbl): New.
331 (add_new_name_mapping): New.
332 (mark_def_sites): Assume that all the operands in the
333 statement are in normal form.
334 (find_idf): Assert that the block in the stack is valid.
335 (get_default_def_for): New.
336 (insert_phi_nodes_for): Add new argument 'update_p'.
338 If update_p is true, add a new mapping between the LHS of
339 each new PHI and the name that it replaces.
340 (insert_phi_nodes_1): Only call find_idf if needed.
341 (get_reaching_def): Call get_default_def_for.
342 (rewrite_operand): Remove.
343 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
344 and REWRITE_THIS_STMT are false.
345 Assume that all the operands in the statement are in
347 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
348 (rewrite_virtual_phi_arguments): Remove.
349 (invalidate_name_tags): Remove.
350 (register_new_update_single, register_new_update_set,
351 rewrite_update_init_block, replace_use,
352 rewrite_update_fini_block, rewrite_update_stmt,
353 rewrite_update_phi_arguments): New.
354 rewrite_blocks): Remove argument 'fix_virtual_phis'.
355 Add arguments 'entry', 'what' and 'blocks'.
356 Initialize the dominator walker according to 'what' and
358 Start the dominator walk at 'entry'.
359 (mark_def_site_blocks): Add argument 'interesting_blocks'.
360 Use it to configure the dominator walker.
361 (rewrite_into_ssa): Remove argument 'all'.
363 (rewrite_all_into_ssa): Remove.
364 (rewrite_def_def_chains): Remove.
365 (mark_def_interesting, mark_use_interesting,
366 prepare_phi_args_for_update, prepare_block_for_update,
367 prepare_def_site_for, prepare_def_sites,
368 dump_names_replaced_by, debug_names_replaced_by,
369 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
370 delete_update_ssa, create_new_def_for,
371 register_new_name_mapping, mark_sym_for_renaming,
372 mark_set_for_renaming, need_ssa_update_p,
373 name_registered_for_update_p, ssa_names_to_replace,
374 release_ssa_name_after_update_ssa,
375 insert_updated_phi_nodes_for, update_ssa): New.
376 * tree-loop-linear.c (linear_transform_loops): Call
377 update_ssa instead of rewrite_into_ssa.
378 * tree-optimize.c (vars_to_rename): Remove.
380 (init_tree_optimization_passes): Replace
381 pass_redundant_phi with pass_copy_prop.
383 Replace pass_ccp with pass_store_ccp.
384 Add pass_store_copy_prop after pass_store_ccp.
385 (execute_todo): If the TODO_ flags don't include updating
386 the SSA form, assert that it does not need to be updated.
387 Call update_ssa instead of rewrite_into_ssa and
388 rewrite_def_def_chains.
389 If TODO_verify_loops is set, call verify_loop_closed_ssa.
390 (tree_rest_of_compilation):
391 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
392 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
393 TODO_cleanup_cfg): Renumber.
394 (TODO_verify_loops, TODO_update_ssa,
395 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
396 TODO_update_ssa_only_virtuals): Define.
397 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
399 * tree-phinodes.c (make_phi_node): Update documentation.
400 (remove_all_phi_nodes_for): Remove.
401 (find_phi_node_for): New.
402 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
403 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
404 (interpret_rhs_modify_expr): Likewise.
405 * tree-sra.c (decide_instantiations): Mark all symbols in
406 SRA_CANDIDATES for renaming.
407 (mark_all_v_defs_1): Rename from mark_all_v_defs.
408 (mark_all_v_defs): New function. Update all users to call it
409 with the whole list of scalarized statements, not just the
411 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
412 (compute_flow_insensitive_aliasing): If the tag is
413 unmodifiable and the variable isn't or vice-versa, don't
414 make them alias of each other.
415 (setup_pointers_and_addressables): If the type tag for
416 VAR is about to change, mark the old one for renaming.
417 (add_type_alias): New.
418 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
419 (ccp_lattice_t): Rename from latticevalue.
420 (value): Remove. Update all users.
421 (const_val): New local variable.
422 (do_store_ccp): New local variable.
423 (dump_lattice_value): Handle UNINITIALIZED.
424 (debug_lattice_value): New.
425 (get_default_value): Re-write.
426 (set_lattice_value): Re-write.
427 (def_to_varying): Remove. Update all users.
428 (likely_value): Return VARYING for statements that make
429 stores when STORE_CCP is false.
430 Return VARYING for any statement other than MODIFY_EXPR,
431 COND_EXPR and SWITCH_EXPR.
432 (ccp_initialize): Re-write.
433 (replace_uses_in, replace_vuse_in, substitute_and_fold):
434 Move to tree-ssa-propagate.c.
435 (ccp_lattice_meet): Handle memory stores when
436 DO_STORE_CCP is true.
437 (ccp_visit_phi_node): Likewise.
438 (ccp_fold): Likewise.
439 (evaluate_stmt): Likewise.
440 (visit_assignment): Likewise.
441 (ccp_visit_stmt): Likewise.
442 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
446 (do_ssa_store_ccp): New.
447 (gate_store_ccp): New.
448 (pass_store_ccp): Declare.
449 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
450 (may_propagate_copy): Reformat.
451 Don't abort if ORIG is a virtual and DEST isn't.
452 If NEW does not have alias information but DEST does,
454 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
455 copy_prop_kind, which_copy_prop): Declare.
456 (stmt_may_generate_copy, get_copy_of_val,
457 get_last_copy_of, set_copy_of_val, dump_copy_of,
458 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
459 copy_prop_visit_stmt, copy_prop_visit_phi_node,
460 init_copy_prop, fini_copy_prop, execute_copy_prop,
461 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
462 store_copy_prop): New.
463 (pass_copy_prop, pass_store_copy_prop): Declare.
464 * tree-ssa-dom.c (struct opt_stats_d): Add fields
465 'num_const_prop' and 'num_copy_prop'.
466 (cprop_operand): Update them.
467 (dump_dominator_optimization_stats): Dump them.
468 (tree_ssa_dominator_optimize): Call update_ssa instead of
470 (loop_depth_of_name): Declare extern.
471 (simplify_cond_and_lookup_avail_expr): Guard against NULL
472 values for LOW or HIGH.
473 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
474 (record_equivalences_from_stmt): Call expr_computes_nonzero.
475 (cprop_operand): Only propagate if VAL != OP.
476 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
477 statement for renaming.
478 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
479 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
480 add_type_alias if necessary.
481 Call mark_new_vars_to_rename.
482 (tree_ssa_iv_optimize): If new symbols need to be renamed,
483 mark every statement updated, call update_ssa and
484 rewrite_into_loop_closed_ssa.
485 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
486 from LIVEIN if VAR is a virtual.
487 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
488 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
489 (get_call_expr_operands): Reformat statement.
490 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
492 * tree-ssa-propagate.c (ssa_prop_init): Initialize
493 SSA_NAME_VALUE for every name.
494 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
495 get_value_loaded_by): New.
496 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
497 substitute_and_fold): Move from tree-ssa-ccp.c.
498 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
499 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
500 get_value_loaded_by, replace_uses_in, substitute_and_fold):
502 * tree-ssa.c (verify_use): Fix error message.
503 (propagate_into_addr, replace_immediate_uses, get_eq_name,
504 check_phi_redundancy, kill_redundant_phi_nodes,
505 pass_redundant_phi): Remove. Update all users.
506 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
507 add_type_alias, if necessary.
508 * tree-vectorizer.h (struct _stmt_vect_info): Update
509 documentation for field 'memtag'.
510 * tree-vrp.c: New file.
511 * tree.def (ASSERT_EXPR): Define.
512 * tree.h (ASSERT_EXPR_VAR): Define.
513 (ASSERT_EXPR_COND): Define.
514 (SSA_NAME_VALUE_RANGE): Define.
515 (struct tree_ssa_name): Add field 'value_range'.
516 (PHI_REWRITTEN): Remove.
517 (struct tree_phi_node): Remove field 'rewritten'.
518 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
519 -ftree-store-copy-prop): Document.
520 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
521 Document usage of update_ssa.
523 2005-04-08 David Edelsohn <edelsohn@gnu.org>
526 * config/rs6000/predicates.md (altivec_register_operand): Accept
528 (and64_operand): Do not limit CONST_INT to mask64_operand.
529 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
530 (and_operand): Do not limit CONST_INT to mask_operand.
532 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
534 PR rtl-optimization/20466
535 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
536 for overlap of the address of each list member.
537 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
539 2005-04-08 Mike Stump <mrs@apple.com>
541 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
543 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
546 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
548 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
550 * function.c (push_function_context_to): Don't set
552 * function.h (function): Remove contains_functions.
553 (current_function_contains_functions): Remove.
555 * function.h (function): Remove instrument_entry_exit.
556 (current_function_instrument_entry_exit): Remove.
558 * function.h (nonlocal_labels): Remove.
560 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
562 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
563 (check_attr_value, write_attr_get, write_expr_attr_cache,
564 find_attr, make_internal_attr): Don't reference negative_ok or
566 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
567 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
568 (ATTR_STATIC): Adjust the value.
570 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
572 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
574 * config/s390/tpf.h (ASM_SPEC): Define.
576 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
578 * tree-flow.h: Remove the prototype for
579 redirect_immediate_uses.
580 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
582 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
584 * arm.c (arm_const_double_by_parts): New function.
585 * arm-protos.h (arm_const_double_by_parts): Add prototype.
586 * arm.md (define_split for 64-bit constants): Add another one.
588 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
590 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
592 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
594 * system.h: Revert last change.
596 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
598 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
599 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
600 (TARGET_SWITCHES): Delete.
601 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
602 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
603 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
604 * config/xtensa/xtensa.opt: New file.
606 2005-04-08 Ben Elliston <bje@au.ibm.com>
608 * config/fp-bit.c: Include L_mul_tf in #endif comment.
609 * config/fp-bit.h: Tidy comments.
611 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
613 * system.h: Poison PARAMS.
615 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
617 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
618 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
619 (TARGET_SWITCHES): Delete.
620 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
621 * config/vax/vax.opt: New file.
623 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
625 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
627 2005-04-07 Ian Lance Taylor <ian@airs.com>
629 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
631 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
632 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
635 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
637 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
638 all immediate uses in PHI nodes.
640 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
642 * arm.c (arm_const_double_inline_cost): Handle any constant by
643 using gen_lowpart and gen_highpart_mode.
644 (note_invalid_constants): All constants in an RTX with a constraint
645 that permits memory are now pushed to the constant pool.
646 (output_move_double): Delete code to handle reg to reg and
647 constant to reg moves.
648 (const_double_needs_minipool, output_mov_immediate): Delete.
649 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
650 CONST_INT and CONST_VECTOR.
651 * arm.md (ANY64): New mode macro.
652 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
653 (movdf_soft_insn): Split reg-reg and const-reg moves.
654 (split patterns for 64-bit constant and register moves): New.
655 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
656 (cirrus_movdf_hard_insn): Likewise.
657 * fpa.md (movdf_fpa): Likewise.
658 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
659 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
661 (movv2si_internal_2): Likewise.
662 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
663 (movdf_vfp): Likewise.
664 * arm-protos.h (output_mov_immediate): Delete prototype.
666 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
669 * simplify-rtx.c (simplify_unary_operation_1): Check
670 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
672 2005-04-06 James E Wilson <wilson@specifixinc.com>
675 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
678 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
680 * coverage.h (GCOV_TYPE_NODE): Delete.
681 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
682 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
683 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
684 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
685 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
687 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
690 * Makefile.in (gcc.pot): Remove options.c dependency.
691 * optc-gen.awk: Don't quote help strings with N_().
693 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
695 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
696 the function returns a pointer type.
698 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
700 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
701 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
702 * doc/invoke.texi: Documnet salias-max-implicit-fields.
703 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
704 explicit_uses members.
705 (get_or_create_used_part_for): Initialize new fields.
706 (fieldoff_compare): New function.
707 (create_overlap_variables_for): Count number of fields, use
708 heuristic to determine whether to create subvars for vars with
710 Sort the field list by offset and avoid creating duplicate SFT's.
712 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
714 * c.opt (-F): Remove trailing whitespace from help string.
715 (-finput-charset): Use a tab to separate the switch name and help
717 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
718 (-ftree-vectorizer-verbose): Likewise.
720 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
722 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
723 a PHI argument where a use occurs instead of all PHI arguments.
725 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
727 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
730 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
732 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
733 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
734 config/bfin/bfin.h: Fix comment typos.
736 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
738 * doc/install.texi: Update the URL for Jacks.
739 * doc/sourcebuild.texi: Likewise.
741 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
744 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
745 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
747 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
749 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
751 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
753 * config/v850/v850-protos.h (override_options): Delete.
754 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
755 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
756 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
757 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
758 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
759 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
760 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
761 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
762 (OVERRIDE_OPTIONS): Delete.
763 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
764 (small_memory_info): Remove the value field.
765 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
767 * config/v850/v850.c (small_memory): Remove the value field.
768 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
769 (override_options): Delete.
770 (v850_handle_memory_option, v850_handle_option): New functions.
771 * config/v850/v850.opt: New file.
773 2005-04-06 Geoffrey Keating <geoffk@apple.com>
775 * config.host: Add a section for generic hosts, and a subsection
776 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
777 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
778 * config/host-darwin.h: New.
779 * config/x-darwin: New.
780 * config/i386/host-i386-darwin.c: New.
781 * config/i386/x-darwin: New.
782 * config/rs6000/host-darwin.c: Include host-darwin.h.
783 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
784 (darwin_rs6000_gt_pch_use_address): Likewise.
785 * config/rs6000/x-darwin: Change name of .o built, update
786 dependencies for changes to rs6000/host-darwin.c.
788 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
791 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
793 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
795 * tree-vect-analyze.c (vect_analyze_loop_form): Call
796 split_loop_exit_edge instead of loop_split_edge_with.
798 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
800 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
801 UNSPEC_SET_VSCR): New constants, used throughout.
803 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
805 (altivec_vspltis<VI_char>): ... this pattern, using
806 a QImode const_int_operand for the immediate.
807 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
810 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
813 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
815 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
817 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
819 2005-04-06 Ben Elliston <bje@au.ibm.com>
821 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
822 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
823 macros as living in "this file" and not gcc.h.
825 2005-04-06 Ben Elliston <bje@au.ibm.com>
827 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
828 -ftree-live_range_split. Perhaps renamed at some point?
830 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
833 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
834 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
836 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
838 * tree-flow.h (number_of_iterations_cond): Declaration removed.
839 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
840 (number_of_iterations_special): New function.
841 (number_of_iterations_exit): Use number_of_iterations_special.
842 Use simplify_using_outer_evolutions only at -O3.
843 (number_of_iterations_cond, tree_simplify_using_condition,
844 simplify_using_initial_conditions, loop_niter_by_eval,
845 compare_trees, can_count_iv_in_wider_type_bound,
846 simplify_using_outer_evolutions): Use fold_build.
848 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
850 * doc/install.texi (Configuration): Document --with-java-home.
852 2005-04-05 Richard Henderson <rth@redhat.com>
856 * config/i386/i386.c (print_operand): Handle vector zeros.
857 (ix86_split_to_parts): Handle CONST_VECTOR.
858 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
859 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
860 what modes to tie for MMX and SSE registers.
861 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
862 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
863 to vector modes as well.
864 * config/i386/predicates.md (const0_operand): Handle VOIDmode
865 properly as an input mode.
867 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
869 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
871 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
873 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
875 2005-04-05 Jakub Jelinek <jakub@redhat.com>
877 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
878 and local functions, set sse_nregs to 8 and float_in_sse.
879 (function_arg_advance, function_arg): If float_in_sse, pass
880 SFmode and DFmode arguments in SSE registers.
881 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
883 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
886 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
888 * config/i386/i386-protos.h (ix86_function_value): Accept two
889 arguments, like the target macro.
890 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
891 * config/i386/i386.c (ix86_function_value): Accept the second
892 argument of the target macro.
893 (ix86_function_ok_for_sibcall): Pass a function pointer to
895 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
896 call to ix86_value_regno).
897 (ix86_value_regno): Add support for returning floating point values
900 2005-04-05 Jakub Jelinek <jakub@redhat.com>
902 PR tree-optimization/20076
903 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
904 that call __builtin_return or __builtin_apply_args.
906 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
908 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
909 Use immediate use iterator.
910 (stmt_is_bumper_for_loop): Use immediate use iterator.
911 * predict.c (strip_builtin_expect): Use update_stmt.
912 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
913 on all elements of a STATEMENT_LIST.
914 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
915 (bsi_remove): Remove imm_use links and mark the stmt as modified.
916 (bsi_replace): Mark stmt as modified and the update it.
917 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
918 (expand_complex_libcal): Call update_stmt.
919 (expand_complex_comparison): Call mark_stmt_modified.
920 (expand_complex_operations_1): Call update_stmt_if_modified.
921 (expand_vector_operations_1): Call mark_stmt_modified.
922 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
923 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
924 add_immediate_use, redirect_immediate_use,
925 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
926 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
927 (mark_new_vars_to_rename): Call update_stmt.
928 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
929 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
931 (unmodify_stmt): Delete.
932 (update_stmt): New. Force an update of a stmt.
933 (update_stmt_if_modified): update a stmt if it is out of date.
934 (get_stmt_operands): Verify stmt is NOT modified.
935 (stmt_modified_p): Update comment.
936 (delink_imm_use): Remove a use node from its immuse list.
937 (link_imm_use_to_list): Link a use node to a specific list.
938 (link_imm_use): Link a node to the correct list.
939 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
940 it in the correct list, if appropriate.
941 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
942 (relink_imm_use): Link a use node in place of another node in a list.
943 (relink_imm_use_stmt): LInk a node in place of another node, and set
945 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
946 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
947 (first_safe_imm_use): New. Initialize a safe immuse iterator.
948 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
949 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
950 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
951 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
952 (has_zero_uses): New. Return true if there are no uses of a var.
953 (has_single_use): New. Return true if there is only a single use of a
955 (single_imm_use): New. Return the simgle immediate use.
956 (num_imm_uses): New. Return the number of immediate uses.
957 (get_v_must_def_ops): Use is now a pointer.
958 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
959 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
961 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
962 (delink_stmt_imm_use): Delink all immuses from a stmt.
963 (phi_arg_index_from_use): New. Return a phi arg index for a use.
964 * tree-flow.h (struct dataflow_d): Delete.
965 (immediate_use_iterator_d): New. Immediate use iterator struct.
966 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
967 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
968 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
970 (struct stmt_ann_d): Remove dataflow_t from struct.
971 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
972 (if_convertible_phi_p): Use FAST immuse iterator.
973 (if_convertible_loop_p): Don't call compute_immediate_uses.
974 (replace_phi_with_cond_modify_expr): Call update_stmt.
975 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
976 update_stmt_if_modified.
977 (rewrite_all_into_ssa): Initialize ssa operands.
978 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
979 compute_immediate_uses.
980 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
981 ssa_property is available.
982 (execute_one_pass): Change parameters passed to execute_todo.
983 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
984 (remove_ssa_form): Call fini_ssa_operands.
985 (insert_backedge_copies): Delete call to modify_stmt.
986 * tree-phinodes.c (make_phi_node): Initialize use nodes.
987 (release_phi_node): Delink any use nodes before releasing.
988 (resize_phi_node): Relink any use nodes.
989 (remove_phi_arg_num): Delink the use node.
990 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
991 (remove_all_phi_nodes_for): Release phi node first.
992 * tree-pretty-print.c (dump_generic_node): Print stmt address.
993 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
994 (scalarize_use, scalarize_copy): Call update_stmt.
995 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
996 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
997 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
998 (ccp_initialize): Remove call to compute_immediate_uses.
999 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1000 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1002 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1003 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1004 (eliminate_redundant_computations): Call mark_stmt_modified.
1005 (cprop_operand): Call mark_stmt_modified.
1006 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1007 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1008 (dse_optimize_stmt): Use new immuse interface.
1009 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1010 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1011 (substitute_single_use_vars): Use new immuse interface.
1012 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1013 and compute_immediate_uses.
1014 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1016 (rewrite_mem_refs): Call update_stmt.
1017 (determine_lsm): Remove call to compute_imm_uses and free_df.
1018 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1019 (try_unroll_loop_completely): Call update_stmt.
1020 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1021 (rewrite_use_compare): Call update_stmt.
1022 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1023 (rewrite_use) : Call update_stmt.
1024 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1025 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1027 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1028 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1029 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1031 (initialize_vuse_operand): New. Initialize a vuse operand.
1032 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1033 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1034 (finalize_ssa_defs): Use stmt parameter.
1035 (correct_use_link): Ensure a use node is in the correct list, and has
1036 the correct stmt pointer.
1037 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1038 finalize_ssa_v_must_defs): Also initialize use nodes.
1039 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1040 (build_ssa_operands): Seperate parsing from final operand construction.
1041 (parse_ssa_operands): New. Parse entry point for operand building.
1042 (swap_tree_operands): New. Swap 2 tree operands.
1043 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1045 (get_expr_operands): Call swap_tree_operands when needed.
1046 (copy_virtual_operands): Use initialize routines for virtual use ops.
1047 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1048 (verify_abort): New. Issue imm_use error.
1049 (verify_imm_links): New Verify imm_use links for a var.
1050 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1051 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1052 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1053 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1054 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1055 (NULL_USE_OPERAND_P) Define.
1056 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1058 (struct vuse_operand_type): New struct.
1059 (SET_USE): Call set_ssa_use_from_ptr.
1061 (PHI_ARG_INDEX_FROM_USE): Define.
1062 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1063 argument via SET_USE, not PHI_ARG_DEF_TREE.
1064 * tree-ssa-pre.c (eliminate): Call update_stmt.
1065 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1067 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1068 (nearest_common_dominator_of_uses): Use imm_use iterator.
1069 (statement_sink_location): Use imm_use iterator and interface.
1070 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1071 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1072 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1073 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1074 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1075 if new parameter is true.
1076 (init_tree_ssa): Don't initialize operand cache here.
1077 (delete_tree_ssa): Don't destroy operand cache here.
1078 (propagate_into_addr): Pass in a use pointer, return true if anything
1080 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1081 (check_phi_redundancy): Use imm_use iterator.
1082 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1084 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1085 (release_ssa_name): Delink node and all elements in its imm_use list.
1086 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1087 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1088 * tree-vectorizer.c (need_imm_uses_for): Delete.
1089 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1090 * tree.h (struct ssa_imm_use_d): Define.
1091 (SSA_NAME_IMM_USE_NODE): Define.
1092 (struct tree_ssa_name): Add imm_use node.
1094 (PHI_ARG_IMM_USE_NODE): Define.
1095 (struct phi_arg_d): Add imm_use node.
1096 (struct tree_phi_node): Remove struct dataflow_d element.
1097 (TDF_STMTADDR): Define.
1099 2005-04-05 Dale Johannesen <dalej@apple.com>
1101 * doc/invoke.texi (Optimization Options): Remove
1102 duplicate -fcse-follow-jumps. Add -fweb.
1103 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1104 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1106 2005-04-05 Per Bothner <per@bothner.com>
1108 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1109 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1110 (warn_uninit): Get EXPR_LOCUS from context now instead.
1111 This fixes a USE_MAPPED_LOCATION testsuite failure.
1113 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1115 2005-04-05 Per Bothner <per@bothner.com>
1117 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1118 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1119 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1122 2004-04-05 Devang Patel <dpatel@apple.com>
1124 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1125 (lhsr<mode>3): ... new name.
1126 (altivec_vsra<VI_char>): Rename to ..
1127 (ashr<mode>3): ... new name.
1128 * config/rs6000/rs6000.c (builtin_description): Rename shift
1131 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1133 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1134 gen_lowpart_for_combine.
1135 * cse.c (gen_lowpart_if_possible): Move...
1136 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1138 (gen_lowpart_no_emit_general): Use it.
1140 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1142 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1145 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1147 * system.h: Fix typo.
1149 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1151 * config/bfin/bfin-modes.def: New file.
1152 * config/bfin/bfin-protos.h: New file.
1153 * config/bfin/bfin.c: New file.
1154 * config/bfin/bfin.h: New file.
1155 * config/bfin/bfin.md: New file.
1156 * config/bfin/bfin.opt: New file.
1157 * config/bfin/crti.s: New file.
1158 * config/bfin/crtn.s: New file.
1159 * config/bfin/elf.h: New file.
1160 * config/bfin/lib1funcs.asm: New file.
1161 * config/bfin/predicates.md: New file.
1162 * config/bfin/t-bfin: New file.
1163 * config/bfin/t-bfin-elf: New file.
1164 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1165 Document new attributes.
1166 (interrupt, interrupt_handler, saveall): Update documentation for
1168 * doc/install.texi (Specific): Add entry for the Blackfin.
1169 * doc/invoke.texi (Blackfin Options): New section.
1170 * doc/md.texi (Blackfin family): New section to document constraints.
1171 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1173 2005-04-05 Olivier Hainque <hainque@adacore.com>
1175 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1176 match what the system unwinder expects.
1177 * config/mips/mips.c (mips_frame_set): If we're saving the return
1178 address register and the dwarf return address column number differs
1179 from the hard register number, adjust the note reg to refer to the
1182 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1184 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1185 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1186 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1187 (processor_type): New enum.
1188 (mn10300_processor): New variable.
1189 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1190 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1191 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1192 (PROCESSOR_DEFAULT): New macro.
1193 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1194 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1195 (mn10300_handle_option, mn10300_override_options): New functions.
1196 * config/mn10300/mn10300.opt: New file.
1198 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1199 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1201 PR tree-optimization/19903
1202 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1203 that don't fit in their type after conversion.
1205 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1208 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1209 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1210 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1211 flag here. Implement using define_insn_and_split.
1212 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1213 (frndintxf2_mask_pm_i387): New insn patterns.
1214 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1215 Do not set ix86_optimize_mode_switching flag.
1216 (ceilsf2, ceildf2, ceilxf2): Same.
1217 (btruncsf2, btruncdf2, btruncxf2): Same.
1218 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1220 2005-04-05 Ian Lance Taylor <ian@airs.com>
1223 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1224 i386_pe_record_external_function.
1225 (i386_pe_record_external_function): Update declaration.
1226 * config/i386/winnt.c (struct extern_list): Add decl field.
1227 (i386_pe_record_external_function): Add decl parameter.
1228 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1230 * config/i386/i386-protos.h (i386_pe_record_external_function):
1233 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1235 * config/m68k/m68k-protos.h: Add a prototype for
1236 valid_dbcc_comparison_p_2.
1237 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1238 extend_operator, const_uint32_operand, const_sint32_operand,
1239 general_src_operand, nonimmediate_src_operand,
1240 memory_src_operand, post_inc_operand, pre_dec_operand,
1241 pcrel_address): Move to predicates to predicates.md.
1242 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1243 * config/m68k/m68k.md: Include predicates.md.
1244 * config/m68k/predicates.md: New.
1246 2005-04-04 Roger Sayle <roger@eyesopen.com>
1248 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1250 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1252 2005-04-04 Ian Lance Taylor <ian@airs.com>
1254 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1256 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1257 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1258 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1259 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1260 * c-common.c (c_do_switch_warnings_1): New static function broken
1261 out of c_do_switch_warnings.
1262 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1263 (c_do_switch_expr_warnings): New function.
1264 * c-common.h (c_do_switch_expr_warnings): Declare.
1266 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1267 Daniel Jacobowitz <dan@codesourcery.com>
1269 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1271 * rtlanal.c (may_trap_p): Same.
1273 2005-04-04 Dale Johannesen <dalej@apple.com>
1275 * ChangeLog: remove reference to ChangeLog.12.
1277 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1279 CRIS epilogue as RTL.
1280 * config/cris/cris.md: Change all 0 in unspec 0 to
1282 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1283 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1285 ("return"): Change to define_expand. Call cris_expand_return for
1287 ("*return_expanded"): New pattern.
1288 ("epilogue"): New define_expand.
1289 * config/cris/cris.h (PREDICATE_CODES): Add
1290 cris_load_multiple_op.
1291 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1293 (enum cris_retinsn_type): New.
1294 (struct machine_function): New member return_type.
1295 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1296 (cris_target_asm_function_epilogue): Remove, moving RTLified
1298 (cris_expand_epilogue): New function.
1299 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1300 (cris_gen_movem_load, cris_load_multiple_op)
1301 (cris_return_address_on_stack_for_return, cris_expand_return): New
1303 (cris_target_asm_function_prologue)
1304 (cris_initial_frame_pointer_offset): Call
1305 cris_reg_saved_in_regsave_area instead of complicated expression.
1306 Call cris_return_address_on_stack instead of an expression.
1307 (cris_print_operand) <case 'o', case 'O'>: New cases.
1308 (cris_return_address_on_stack): Change return-type to bool.
1309 (cris_simple_epilogue): Ditto. Return false if registers are
1311 * config/cris/cris-protos.h (cris_simple_epilogue)
1312 (cris_return_address_on_stack): Adjust prototype return type.
1313 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1314 (cris_return_address_on_stack_for_return): New prototypes.
1316 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1318 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1319 gpr_or_int12_operand.
1321 * config/frv/frv-protos.h: Add a prototype to
1322 frv_legitimate_memory_operand and frv_const_unspec_p.
1323 (frv_unspec): Move from frv.c.
1324 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1325 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1326 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1327 gpr_or_fpr_operand, gpr_or_int12_operand,
1328 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1329 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1330 int6_operand, int5_operand, uint5_operand, uint4_operand,
1331 uint1_operand, int_2word_operand, uint16_operand,
1332 upper_int16_operand, integer_register_operand,
1333 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1334 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1335 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1336 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1337 move_destination_operand, movcc_fp_destination_operand,
1338 frv_function_symbol_referenced_p, move_source_operand,
1339 condexec_dest_operand, condexec_source_operand,
1340 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1341 const_unspec_operand, gpr_or_memory_operand,
1342 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1343 icc_operand, fcc_operand, cc_operand, icr_operand,
1344 fcr_operand, cr_operand, call_operand, sibcall_operand,
1345 symbolic_operand, relational_operator,
1346 integer_relational_operator, float_relational_operator,
1347 ccr_eqne_operator, minmax_operator,
1348 condexec_si_binary_operator, condexec_si_media_operator,
1349 condexec_si_divide_operator, condexec_si_unary_operator,
1350 condexec_sf_conv_operator, condexec_sf_add_operator,
1351 condexec_memory_operand, intop_compare_operator, acc_operand,
1352 even_acc_operand, quad_acc_operand, accg_operand: Move to
1354 * config/frv/frv.h (PREDICATE_CODES): Remove.
1355 * config/frv/frv.md: Include predicates.md.
1356 * config/frv/predicates.md: New.
1358 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1361 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1362 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1363 (add_standard_iv_candidates_for_size): New function, extracting code
1364 from add_standard_iv_candidates and parameterizing it by type size.
1365 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1367 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1369 * system.h (GCOV_SIZE_TYPE): Unposion.
1370 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1371 (GCOV_TYPE_SIZE): ...this new macro.
1372 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1373 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1374 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1375 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1376 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1377 instead of unsigned_intSI_type_node.
1378 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1379 (rtl_gen_one_value_profiler_no_edge_manipulation)
1380 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1381 * value-prof.c: Include coverage.h.
1383 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1384 Diego Novillo <dnovillo@redhat.com>
1386 Fix PR tree-optimization/20703
1387 Fix PR tree-optimization/20725
1389 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1390 (create_expression_by_pieces): Ditto.
1391 (valid_in_set): Ditto. Also handle tcc_declaration.
1392 (find_or_generate_expression): Handle comparison class.
1393 (insert_into_preds_of_block): Ditto.
1394 (insert_aux): Ditto.
1395 (create_value_expr_from): Handle comparison class, recursively
1396 handle reference nodes.
1397 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1398 (execute_pre): Fix spacing.
1399 (do_fre): Renamed to execute_fre.
1401 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1403 * doc/invoke.texi (SPARC options): Document that
1404 -mlittle-endian is not supported on Linux either.
1406 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1410 * config.gcc (Obsolete configurations): Remove
1411 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1412 (sparclite-*-coff*): Delete.
1413 (sparclite-*-elf*): Likewise.
1414 (sparc86x-*-elf*): Likewise.
1415 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1416 * config/sparc/lite.h: Delete.
1417 * config/sparc/litecoff.h: Likewise.
1418 * config/sparc/liteelf.h: Likewise.
1419 * config/sparc/sp86x-elf.h: Likewise.
1420 * config/sparc/t-sparclite: Likewise.
1421 * config/sparc/t-sp86x: Likewise.
1423 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1425 * config/s390/s390-protos.h: (s390_comparison,
1426 s390_alc_comparison, s390_slb_comparison, const0_operand,
1427 consttable_operand, larl_operand, s_operand,
1428 shift_count_operand, bras_sym_operand, load_multiple_operation,
1429 store_multiple_operation, s390_plus_operand): Remove prototypes.
1430 (s390_legitimate_address_without_index_p): New prototype.
1431 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1433 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1434 const0_operand, consttable_operand, larl_operand, s_operand,
1435 shift_count_operand, bras_sym_operand, load_multiple_operation,
1436 store_multiple_operation, s390_plus_operand): Move to
1438 (check_mode): Remove.
1439 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1441 (s390_legitimate_address_without_index_p): New.
1442 * config/s390/s390.h (PREDICATE_CODES): Remove.
1443 * config/s390/s390.md: Include predicates.md.
1444 * config/s390/predicates.md: New.
1446 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1449 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1450 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1451 (NEED_INDICATE_EXEC_STACK): Define to 1.
1452 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1453 (NEED_INDICATE_EXEC_STACK): Define to 1.
1454 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1455 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1456 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1457 (pic_helper_emitted_p): New global.
1458 (emit_pic_helper): New function extracted from...
1459 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1460 Do not call emit_pic_helper if delay_pic_helper is true.
1461 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1462 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1463 (sparc_file_end): New function.
1465 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1467 * config/mcore/mcore-protos.h: Remove the prototypes for
1468 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1469 mcore_general_movdst_operand, mcore_reload_operand,
1470 mcore_arith_J_operand, mcore_arith_K_operand,
1471 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1472 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1473 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1474 mcore_literal_K_operand, mcore_addsub_operand,
1475 mcore_compare_operand, mcore_load_multiple_operation,
1476 mcore_store_multiple_operation, mcore_call_address_operand.
1477 Add a prototype for const_ok_for_mcore.
1478 * config/mcore/mcore.c (mcore_call_address_operand,
1479 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1480 mcore_arith_reg_operand, mcore_reload_operand,
1481 mcore_arith_J_operand, mcore_arith_K_operand,
1482 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1483 mcore_arith_M_operand, mcore_arith_imm_operand,
1484 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1485 mcore_literal_K_operand, mcore_addsub_operand,
1486 mcore_compare_operand, mcore_load_multiple_operation,
1487 mcore_store_multiple_operation): Move to predicates.md.
1488 (const_ok_for_mcore): Export.
1489 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1490 * config/mcore/mcore.md: Include predicates.md.
1491 * config/mcore/predicates.md: New.
1493 * config/mcore/predicates.md: Fix a comment typo.
1495 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1496 Adrian Straetling <straetling@de.ibm.com>
1498 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1499 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1500 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1502 ("imul"): Removed from "type" attribute.
1503 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1504 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1505 Changed type to imulsi.
1506 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1508 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1510 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1511 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1512 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1513 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1514 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1515 (TARGET_SWITCHES, mcore_stack_increment_string)
1516 (TARGET_OPTIONS): Delete.
1517 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1518 than *_BIT constants.
1519 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1520 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1521 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1522 (mcore_override_options): Delete mcore_stack_increment code.
1523 Change use of M340_BIT to MASK_M340.
1524 * config/mcore/mcore.opt: New file.
1526 2005-04-04 Ian Lance Taylor <ian@airs.com>
1528 * config/arm/arm.c (replace_symbols_in_block): Remove static
1531 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1533 * config/fr30/fr30-protos.h: Remove the prototypes for
1534 stack_add_operand, add_immediate_operand,
1535 high_register_operand, low_register_operand, call_operand,
1536 di_operand, and nonimmediate_di_operand.
1537 * config/fr30/fr30.c (stack_add_operand,
1538 add_immediate_operand, high_register_operand,
1539 low_register_operand, call_operand, di_operand,
1540 nonimmediate_di_operand): Move to predicates.md.
1541 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1542 * config/fr30/fr30.md: Include predicates.md.
1543 * config/fr30/predicates.md: New.
1545 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1546 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1547 mcore_call_address_operand.
1549 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1550 general_movsrc_operand.
1552 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1554 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1557 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1560 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1563 2005-04-04 Richard Henderson <rth@redhat.com>
1564 Jakub Jelinek <jakub@redhat.com>
1566 PR rtl-optimization/16104
1567 * fold-const.c (fold_unary): Fix folding of vector conversions.
1569 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1571 * config.gcc (xstormy16-*-elf): Set extra_options.
1572 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1573 * config/stormy16/stormy16.opt: New file.
1575 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1577 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1578 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1579 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1580 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1581 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1582 (TARGET_UNIX_ASM): Delete.
1583 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1584 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1585 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1586 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1587 * config/pdp11/pdp11.opt: New file.
1589 2005-04-03 Roger Sayle <roger@eyesopen.com>
1590 Alexandre Oliva <aoliva@redhat.com>
1593 * fold-const.c (non_lvalue): Split tests into...
1594 (maybe_lvalue_p): New function.
1595 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1596 C++ front-end prior to lowering into gimple form.
1598 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1600 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1601 BUILT_IN_STRNCASECMP): New.
1602 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1605 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1608 * arm.md (addsi3_compare0_for_combiner): Delete.
1609 (addsi3_compare0_scratch_for_combiner): Delete.
1610 (cmpsi_neg_shiftsi): Delete.
1611 (compare_negsi_si): New pattern.
1612 (cmpsi_negshiftsi_si): New pattern.
1613 (negated_cbranchsi4): Restrict to equality_operator.
1615 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1618 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1620 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1623 * doc/install.texi: Fix a typo.
1625 2005-04-03 Steven Bosscher <stevenb@suse.de>
1628 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1629 a computed goto if the edge to the computed goto block has
1630 incoming abnormal edges. Clarify how the function works.
1632 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1634 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1635 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1636 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1637 hash_scan_set, reg_set_between_after_reload_p,
1638 reg_used_between_after_reload_p, get_avail_load_store_reg,
1639 eliminate_partially_redundant_load): Likewise.
1640 * postreload.c (reload_cse_simplify_set,
1641 reload_combine_note_use): Likewise.
1642 * predict.c (predict_insn, expected_value_to_br_prob,
1643 propagate_freq, expensive_function_p): Likewise.
1644 * print-rtl.c (print_rtx): Likewise.
1645 * profile.c (instrument_edges, instrument_values,
1646 compute_branch_probabilities, branch_prob, union_groups,
1647 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1648 * protoize.c (in_system_include_dir, file_could_be_converted,
1649 file_normally_convertible, gen_aux_info_file, seek_to_line,
1650 do_cleaning): Likewise.
1651 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1652 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1653 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1655 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1657 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1658 * modulo-sched.c (undo_replace_buff_elem): New structure.
1659 (kernel_number_of_cycles, ps_unschedule_node,
1660 undo_generate_reg_moves,free_undo_replace_buff,
1661 undo_permute_partial_schedule, loop_single_full_bb_p,
1662 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1663 build_loops_structure, get_sched_window): New.
1664 (generate_reg_moves): Return undo_replace_buff_elem and other
1666 (generate_prolog_epilog): Remove old loop versioning.
1667 (sms_schedule): Use loop information and loop_version.
1668 (sms_schedule_by_order): Split part of it to get_sched_window.
1669 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1670 cfg_layout_finalize and free_dominance_info before/after SMS.
1672 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1674 * cfghooks.c (lv_flush_pending_stmts,
1675 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1676 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1677 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1678 lv_add_condition_to_bb,
1679 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1680 flush_pending_stmts): New in cfg_hooks structure.
1681 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1682 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1683 lv_add_condition_to_bb): New declarations.
1684 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1686 (loop_version): Declare.
1687 * cfgloopmanip.c (cfghooks.h): Include.
1688 (duplicate_loop_to_header_edge): Change return type to bool.
1689 (loop_version, lv_adjust_loop_entry_edge): Move here.
1690 * cfgrtl.c (cfgloop.h): Include.
1691 (rtl_verify_flow_info_1): Fix.
1692 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1693 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1695 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1696 tree_lv_add_condition_to_bb): New.
1697 (tree_cfg_hooks): Add new hooks to initialization.
1698 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1699 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1701 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1703 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1704 xstormy16_below100_or_register,
1705 xstormy16_splittable_below100_or_register, and
1706 nonimmediate_nonstack_operand.
1708 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1709 xstormy16_ineqsi_operator, equality_operator,
1710 inequality_operator, shift_operator,
1711 xstormy16_below100_operand, xstormy16_below100_or_register,
1712 xstormy16_splittable_below100_or_register,
1713 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1714 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1715 equality_operator, inequality_operator,
1716 xstormy16_below100_operand, xstormy16_below100_or_register,
1717 xstormy16_splittable_below100_or_register,
1718 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1719 nonimmediate_nonstack_operand, shift_operator): Move to
1721 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1722 * config/stormy16/stormy16.md: Include predicates.md.
1723 * config/stormy16/predicates.md: New.
1725 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1727 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1728 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1729 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1730 move_operand, power_of_2_operand): Move to predicates.md.
1731 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1732 PREDICATE_CODE): Remove.
1733 * config/iq2000/iq2000.md: Include predicates.md.
1734 * config/iq2000/predicates.md: New.
1736 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1738 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1739 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1740 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1741 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1742 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1743 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1744 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1745 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1746 (TARGET_M68HC11): Delete.
1747 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1748 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1749 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1750 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1751 (nb_soft_regs): Delete.
1752 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1753 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1754 and MASK_M6812 being set simultaneously. Change the code that sets
1755 the default m68hc11_soft_reg_count to use integers instead of strings.
1756 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1757 m68hc11_soft_reg_count (which now has an int type) as the number
1759 * config/m68hc11/m68hc11.opt: New file.
1761 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1763 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1764 fp_displacement_operand, sp_displacement_operand.
1766 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1768 Remove the prototypes for tst_operand, cmp_operand,
1769 stack_register_operand, d_register_operand,
1770 hard_addr_reg_operand, splitable_operand,
1771 m68hc11_logical_operator, m68hc11_arith_operator,
1772 m68hc11_non_shift_operator, m68hc11_shift_operator,
1773 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1774 non_push_operand, hard_reg_operand, and
1775 reg_or_some_mem_operand.
1776 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1778 (tst_operand, cmp_operand, non_push_operand,
1779 splitable_operand, reg_or_some_mem_operand,
1780 stack_register_operand, d_register_operand,
1781 hard_addr_reg_operand, hard_reg_operand,
1782 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1783 m68hc11_arith_operator, m68hc11_non_shift_operator,
1784 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1786 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1787 * config/m68hc11/m68hc11.md: Include predicates.md.
1788 * config/m68hc11/predicates.md: New.
1790 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1793 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1794 change checked in along with 2005-03-03's patch for debug/20253.
1795 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1796 (remap_decl): Insert type decl in map earlier.
1798 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1800 PR tree-optimization/20640
1801 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1802 post-dominator if it has phi nodes.
1803 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1804 before dead statements.
1806 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1809 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1811 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1813 PR rtl-optimization/20290
1814 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1815 in every iteration if the entry point is the exit test.
1817 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1819 * config/cris/cris.md (attribute "length"): Define.
1821 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1823 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1824 (word_offset_memref_operand): New.
1825 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1826 (indexed_or_indirect_operand): Delete.
1827 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1828 (indexed_or_indirect_operand): Delete.
1830 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1833 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1836 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1837 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1839 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1841 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1843 2005-04-01 Ian Lance Taylor <ian@airs.com>
1845 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1846 (rus, prus): Remove static variables.
1847 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1848 (process_command): Permit report_times and use_pipes together.
1850 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1852 * c-decl.c (validate_proto_after_old_defn): Look at
1853 TYPE_MAIN_VARIANT of argument types.
1855 2005-04-01 Paul Brook <paul@codesourcery.com>
1857 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1858 (arm_output_function_epilogue): Allow call_via_SP.
1859 (thumb_call_via_reg, arm_file_end): Ditto.
1860 * config/arm/arm.h (struct machine_function): Include space for SP.
1861 (thumb_call_via_label): Update declaration.
1863 2005-04-01 Ian Lance Taylor <ian@airs.com>
1865 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1866 doing a peephole optimization, once again put any notes in the
1869 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1871 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1873 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1875 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1876 (block_alloc, find_free_reg): Likewise.
1877 * loop-doloop.c (doloop_modify): Likewise.
1878 * loop-invariant.c (record_use): Likewise.
1879 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1880 get_iv_value, canon_condition, eliminate_implied_condition,
1881 eliminate_implied_condition, simplify_using_initial_values,
1882 shorten_into_mode, canonicalize_iv_subregs,
1883 iv_number_of_iterations): Likewise.
1884 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1885 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1886 unswitch_loop): Likewise.
1887 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1888 move_movables, replace_call_address, find_and_verify_loops,
1889 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1890 record_giv, final_giv_value, general_induction_var,
1891 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1892 loop_giv_dump): Likewise.
1894 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1895 GCOV_CHECK_WRITING): Remove.
1896 (gcov_position, gcov_rewrite): Use gcc_assert.
1897 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1898 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1899 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1902 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1904 * tree-inline.c: Fix a typo.
1906 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1908 * configure.ac (enable-checking): Explicitly set all variables for
1909 collective switch values. Alphabetize variables. Rename
1910 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1912 * doc/install.texi (enable-checking): Update documentation.
1913 * configure: Rebuilt.
1915 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1917 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1920 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1922 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1923 Also reject cases where this pattern will cause load delay stalls
1924 unless optimizing for size and it will produce a shorter sequence.
1925 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1926 variants to avoid pre-adjusting the base when possible.
1928 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1930 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1931 the frame and argument pointers.
1932 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1933 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1934 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1935 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1936 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1937 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1939 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1941 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1942 with entry for selectany attribute.
1943 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1945 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1946 (i386_pe_asm_named_section): Handle sections generated by
1947 selectany attribute.
1948 * doc/extend.texi (selectany): Document attribute.
1950 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1951 Jan Hubicka <jh@suse.cz>
1953 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1954 to fix addresses involving EBP and ESP.
1955 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1956 for SUBREGed registers.
1957 (legitimate_address_p): Accept SUBREGed registers.
1959 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1962 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1963 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1966 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1968 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1970 2005-04-01 James E Wilson <wilson@specifixinc.com>
1973 * dwarf2out.c (rtl_for_decl_init): New function.
1974 (rtl_for_decl_location): Extracted from here.
1975 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1976 add_const_value_attribute. Delete initializer_constant_valid_p call.
1978 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1980 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1981 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1982 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1983 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1984 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1985 config/i386/i386.md, config/rs6000/predicates.md,
1986 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1987 config/s390/s390.c, config/stormy16/stormy16.c,
1988 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1991 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1994 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1995 COND_EXPR and CALL_EXPR.
1997 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2000 * genautomata.c (first_cycle_unit_presence): Check all alternative
2001 states for unit presence.
2003 * doc/md.texi: Remove remark about impossibility to query unit
2004 presence in non nondeterministic automaton state.
2006 * config/ia64/ia64.c (get_template): Change order of unit querying.
2008 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2010 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2013 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2015 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2016 flag for edges outside any loops.
2018 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2020 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2022 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2024 * tree-ssa-alias.c: Follow spelling conventions.
2025 * doc/tree-ssa.texi: Fix a typo.
2027 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2029 * postreload-gcse.c: Include target.h.
2030 (gcse_after_reload_main): Return early if we cannot modify jumps.
2031 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2033 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2035 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2036 expensive operations.
2038 2005-03-31 Ian Lance Taylor <ian@airs.com>
2040 * collect2.c (lderrout): New variable.
2041 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2042 if it is set, to stderr.
2043 (handler): Unlink lderrout if it is set.
2044 (dump_file): Add "to" parameter. Change all callers.
2045 (main): Initialize lderrout.
2046 (collect_execute): Add errname parameter. Change all callers.
2047 Rename redir parameter to outname. Never pass
2048 PEX_STDERR_TO_STDOUT to pex_run.
2049 * collect2.h (collect_execute, dump_file): Update declarations.
2050 * tlink.c (tlink_execute): Add errname parameter. Change all
2052 (do_tlink): Check lderrout as well as ldout.
2054 2005-03-31 Caroline Tice <ctice@apple.com>
2056 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2057 (bb-reorder.o): Add errors.h to list of requirements.
2058 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2059 profiledbootstrap flags.
2060 * bb-reorder.c (errors.h): Add new include.
2061 (struct bbro_basic_block_data_def): Add new field, in_trace.
2062 (add_unlikely_executed_notes): Remove function.
2063 (mark_bb_for_unlikely_executed_section): Remove function.
2064 (insert_section_boundary_note): New function.
2065 (verify_hot_cold_block_grouping): New function.
2066 (push_to_next_round_p): Remove variables and tests that push all
2067 cold blocks to last round.
2068 (find_traces): Remove code that added extra round of trace finding
2069 when doing partitioning.
2070 (find_traces_1_round) : Remove variable last_round; add code to
2071 update new struct field, in_trace; correct trace_length where it was
2072 incorrect before (after call to copy_bb); change code that pushed all
2073 cold blocks to last round. Instead verify that all blocks going into
2074 a trace belong in the same partition.
2075 (connect_traces): Modify to connect the traces in two passes, if the
2076 function contains both hot and cold blocks. The first pass connects
2077 all the traces for blocks in the partition that the first block in
2078 the function belongs to; the second pass connnects all the traces
2079 containing blocks that belong in the other partition.
2080 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2081 code that automatically put the first block in a function into the
2082 hot partition if the function had any hot blocks.
2083 (fix_crossing_unconditional_branches): Check number of succ edges
2084 before attempting to get one.
2085 (fix_edges_for_rarely_executed_code): Update comment describing
2087 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2088 remove call to add_unlikely_executed_notes; add call to
2089 verify_hot_cold_block_grouping.
2090 (duplicate_computed_gotos): Don't change computed goto if it's a
2092 (partition_hot_cold_basic_blocks): Update function comment.
2093 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2095 (try_forward_edges): Likewise.
2096 (merge_blocks_move_predecessor_nojumps): Likewise.
2097 (merge_blocks_move_successor_nojumps): Likewise.
2098 (merge_blocks_move): Likewise.
2099 (try_crossjump_bb): Likewise.
2100 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2101 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2102 notes to cold bb's; remove call to update_unlikely_executed_notes.
2103 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2104 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2105 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2106 function declaration.
2107 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2109 (rtl_can_merge_blocks): Remove redundancy from condition.
2110 (try_redirect_by_replacing_jump): Likewise.
2111 (force_nonfallthru_and_redirect): Remove code for adding
2112 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2113 (commit_one_edge_insertion): Likewise.
2114 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2115 * dbxout.c (FORCE_TEXT): Replace function_section with
2116 current_function_section.
2117 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2118 function, switch_text_section.
2119 (struct xcoff_debug): Likewise.
2120 (dbxout_function_end): Add code to put out label diffs for both
2121 hot and cold sections.
2122 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2123 for new debug_hooks funciton, switch_text_section..
2124 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2125 switch_text_section.
2126 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2127 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2128 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2129 dw_fde_switched_sections.
2130 (output_call_frame_info): Add test to see if function switches text
2131 sections in the middle; if so, use appropriate extra hot and cold
2132 section labels to compute size deltas for the hot and cold sections.
2133 (dwarf2out_begin_prologue): Add code to initialize new fields in
2135 (dwarf2out_switch_text_section): New function (invoked through
2136 debug_hook); updates new fields in dw_fde_struct appropriately and
2137 increments separate_line_info_table_in_use.
2138 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2139 dwarf2out_switch_text_section.
2140 (struct var_loc_node): Add new field, section_label.
2141 (output_aranges): Add code to check whether in hot or cold section and
2142 use the appropriate label in calculating deltas.
2143 (output_ranges): Likewise.
2144 (output_line_info): Add code to check which section we're in and
2145 use appropriate hot/cold label.
2146 (add_location_or_constant_value_attribute): Likewise.
2147 (gen_subprogam_die): Modify arange attributes to use correct labels.
2148 (dwarf2out_begin_block): Change call to function_section into call to
2149 current_function_section.
2150 (dwarf2out_end_block): Likewise.
2151 (dwarf2out_source_line): Likewise.
2152 (dwarf2out_var_location): Add code to check whether in hot or cold
2153 section and use the appropriate label.
2154 * except.c (output_function_exception_table): Change call to
2155 function_section into call to current_function_section.
2156 * final.c (profile_function): Likewise.
2157 (scan_ahead_for_unlikely_executed_note): Remove function.
2158 (final_scan_insn): Remove calls to
2159 scan_ahead_for_unlikely_executed_note, and related code for switching
2160 to cold section, except for the single time
2161 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2162 debug_hooks->switch_text_sections; replace appropriate calls to
2163 function_section with calls to current_function_section.
2164 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2165 test_bb to condition.
2166 (find_if_case_2): Likewise.
2167 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2168 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2169 * opts.c (decode_options): Change warning about hot/cold partitioning
2170 with exceptionss to inform (so as not to cause bootstrap failures);
2171 remove warning about partitioning with DWARF debug info.
2172 * output.h (current_function_section): Add new function decl.
2173 (insert_section_boundary_note): Likewise.
2174 (enum in_section): Move this declaration here from varasm.c.
2175 (unlikely_section_label): Likewise.
2176 (unlikely_text_section_name): Likewise.
2177 (last_text_section_name): New global variable.
2178 (last_text_section): Likewise.
2179 (hot_section_label): Likewise.
2180 (hot_section_end_label): Likewise.
2181 (cold_section_end_label): Likewise.
2182 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2183 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2184 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2185 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2186 insn from consideration.
2187 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2188 switch_text_section.
2189 * varasm.c (basic-block.h): Add new include.
2190 (unlikely_section_label_printed): Remove global variable.
2191 (unlikely_section_label): Make global variable not be static any more.
2192 (unlikely_text_section_name): Likewise.
2193 (hot_section_end_label): New global variable (not static)
2194 (first_function_block_is_cold): Likewise.
2195 (hot_section_label): Likewise.
2196 (cold_section_end_label): Likewise..
2197 (last_text_section): New global variable, not static.
2198 (last_text_section_name): New global variable, not static.
2199 (initialize_cold_section_name): New function.
2200 (enum in_section): Move declaration to output.h.
2201 (text_section): Update last_text_section.
2202 (unlikely_text_section): Replace code to determine cold section name
2203 with call to initialize_cold_section_name; Add code to update
2204 last_text_section; remove code for printing out label.
2205 (named_section_real): Add code to update last_text_section and
2206 last_text_section_name as appropriate.
2207 (function_section): Change test for 'unlikely' to depend on
2208 first_function_block_is_cold (moved old test to
2209 current_function_section).
2210 (current_function_section): New function.
2211 (assemble_start_function): Move code that frees
2212 unlikely_text_section_name; initialize hot_section_end_label;
2213 print hot and cold section labels at the start of the function;
2214 set first_function_block_is_cold, if appropriate; initialize l
2215 ast_text_section; add call to insert_section_boundary_note.
2216 (assemble_end_function): Add code to write out hot and cold section
2218 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2219 switch_text_section.
2220 * config/darwin.c (machopic_select_section): Replace incorrect
2221 function in base_funs; update reloc for cold sections if necessary.
2222 * config/darwin.h (SECTION_FUNCTION): Add code to update
2223 last_text_section if appropriate.
2224 (text_unlikely_section): Remove.
2225 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2226 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2227 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2228 partitioning for this architecture.
2230 2005-03-31 Olivier Hainque <hainque@adacore.com>
2232 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2233 defined and non-zero.
2235 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2238 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2241 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2244 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2245 label operand. Remove (use (unspec..)). Don't emit a label on
2247 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2248 generate inline label for load_toc_v4_PIC_1b.
2249 (rs6000_emit_load_toc_table): Likewise.
2251 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2253 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2254 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2256 2005-03-29 Devang Patel <dpatel@apple.com>
2258 * tree-sra.c (decide_block_copy): Disable scalarization of
2261 2005-03-30 Stuart Hastings <stuart@apple.com>
2262 Dale Johannesen <dalej@apple.com>
2264 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2265 * print-tree.c (print_node): Add case STATEMENT_LIST.
2267 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2269 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2270 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2271 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2272 is given with "powerpc64*" or "all", or when --with-cpu chooses
2275 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2278 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2279 gen_lexical_block_die.
2280 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2282 2005-03-31 Jan Hubicka <jh@suse.cz>
2284 2004-11-02 Jan Hubicka <jh@suse.cz>
2286 * cgraph.c (cgraph_varpool_node_name): New function.
2287 (dump_cgraph_varpool_node): New function.
2288 (dump_varpool): New function.
2289 * cgraphunit.c (cgraph_optimize): Dump varpool.
2291 2004-10-16 Jan Hubicka <jh@suse.cz>
2293 * cgraph.c (decide_is_variable_needed): New function.
2294 (cgraph_varpool_finalize_decl): Use it.
2295 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2297 * final.c (output_addr_const): Do not call mark_referenced.
2298 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2299 always go via cgraph.
2300 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2301 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2302 * tree-optimize.c (execute_inline): Mark functions called.
2303 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2305 2004-10-11 Jan Hubicka <jh@suse.cz>
2307 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2308 (cgraph_varpool_last_needed_node): New static variable.
2309 (enqueue_needed_varpool_node): Break out from ...; add items to the
2310 end of queue; update first pointers.
2311 (cgraph_varpool_mark_needed_node): ... here.
2312 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2313 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2314 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2315 (cgraph_varpool_first_unanalyzed_node): Declare.
2316 * cgraphunit.c: Include output.h.
2317 (cgraph_varpool_analyze_pending_decls): New function.
2318 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2319 for errors, analyze pending decls.
2320 (cgraph_finalize_compilation_unit): Only analyze decls.
2321 (cgraph_optimize): Assemble the decls after expanding.
2323 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2325 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2326 subvars get marked properly in tags for grouping.
2327 (add_pointed_to_var): Mark only actual pointed to
2328 variables/subvars in addresses needed.
2329 (create_overlap_variables_for): Clear call clobbered on original
2331 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2332 addresable vars with subvars into list.
2333 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2336 2005-03-30 Richard Henderson <rth@redhat.com>
2338 * cgraph.h (struct cgraph_node): Add alias.
2339 * varasm.c (assemble_alias): Set it.
2340 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2341 avoid calling cgraph_expand_function.
2343 2005-03-30 Tom Tromey <tromey@redhat.com>
2345 * tree.def (FILE_TYPE): Removed.
2346 * typeclass.h (enum type_class): Removed file_type_class.
2347 * dwarf2out.c (is_base_type): Updated.
2348 (gen_type_die): Likewise.
2349 * dbxout.c (dbxout_type): Updated.
2350 * builtins.c (type_to_class): Updated.
2351 * tree.c (type_contains_placeholder_1): Updated.
2352 * config/sparc/sparc.c (sparc_type_code): Updated.
2353 * config/ia64/ia64.c (hfa_element_mode): Updated.
2354 * expr.c (count_type_elements): Updated.
2355 * stor-layout.c (layout_type): Updated.
2356 * tree-inline.c (remap_type): Updated.
2357 * tree-pretty-print.c (dump_generic_node): Updated.
2359 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2361 * builtins.c (expand_builtin_powi): Fix mode of
2362 2nd argument to match int.
2363 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2364 2nd argument type to int.
2365 * libgcc2.c: Change prototype of __powi* functions to use
2368 2005-03-30 Dale Johannesen <dalej@apple.com>
2371 * calls.c (expand_call): Flush pending deferrals before
2374 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2378 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2379 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2380 c_label_context, label_context_stack): New.
2381 * c-decl.c (define_label): Check for jumps into statement
2382 expressions. Add label to list of defined labels.
2383 (start_function): Push context on label_context_stack.
2384 (finish_function): Pop context from label_context_stack.
2385 * c-typeck.c (label_context_stack): New.
2386 (c_finish_goto_label): Check for jumps into statement
2387 expressions. Add label to list of jumped to labels.
2388 (struct c_switch): Add blocked_stmt_expr.
2389 (c_start_case): Initialize it.
2390 (do_case): Check it.
2391 (c_finish_case): Verify !blocked_stmt_expr.
2392 (c_begin_stmt_expr): Push context on label_context_stack.
2393 Increment blocked_stmt_expr. Mark labels jumped to from outside
2395 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2396 defined in the statement expression and no longer jumpable to.
2397 Mark labels jumped to from just outside the statement expression
2398 as again definable. Pop context from label_context_stack.
2399 * doc/extend.texi (Statement Exprs): Update.
2401 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2404 * c-decl.c (start_function): Check for old_decl being
2407 2005-03-30 Ian Lance Taylor <ian@airs.com>
2409 * final.c (final): Remove prescan parameter. Change all callers.
2410 (final_scan_insn): Remove prescan parameter. Change all callers.
2412 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2414 * tree-vectorizer.c: Fix comment typos.
2416 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2418 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2419 as soon as a chrec_dont_know is detected.
2421 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2423 Merge from csl-arm-branch.
2424 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2426 * tlink.c (recompile_files): Do not assume that "rename" can
2427 overwrite an existing file.
2429 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2431 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2432 * gcc/configure: Regenerate.
2434 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2436 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2438 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2440 * calls.c (struct arg_data): Update "partial" comment.
2441 (load_register_parameters): Update "nregs" comment.
2443 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2445 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2446 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2447 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2448 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2449 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2450 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2451 than target_flags & 0.
2452 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2453 (iq2000_arch, iq2000_parse_cpu): Delete.
2454 (TARGET_HANDLE_OPTION): Override default.
2455 (iq2000_handle_option): New function.
2456 (override_options): Remove -march= and -mcpu= handling.
2457 * config/iq2000/iq2000.opt: New file.
2459 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2461 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2462 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2463 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2464 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2465 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2466 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2467 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2468 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2469 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2470 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2471 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2472 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2473 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2474 (TARGET_OPTIONS): Delete.
2475 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2476 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2477 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2478 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2479 (c4x_cpu_version_string): Delete.
2480 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2481 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2482 equivalent -mcpu= option.
2483 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2484 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2485 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2486 or clearing the appropriate MASK_* bit.
2487 (c4x_file_start): Use c4x_cpu_version.
2488 * config/c4x/c4x.opt: New file.
2490 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2492 * doc/options.texi: Document the new MaskExists flag.
2493 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2494 if the option has the MaskExists flag.
2496 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2498 * opt-functions.awk (flag_set_p, test_flag): New functions.
2499 (switch_flags): Use them.
2500 * opth-gen.awk: Use flag_set_p to check for flags.
2501 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2503 2005-03-30 Ian Lance Taylor <ian@airs.com>
2505 * config.host (i[34567]86-*-mingw32*): Don't set
2506 host_can_use_collect2 to no.
2508 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2511 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2512 Remove convert_memory_address call duplicating that in memory_address.
2514 2005-03-29 Richard Henderson <rth@redhat.com>
2517 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2518 (build_compound_literal): Likewise. Propagate decl type into the
2520 (finish_decl): Likewise. Use new return value from complete_array_type
2521 for zero sized arrays.
2522 (complete_array_type): Move ...
2523 * c-common.c (complete_array_type): ... here. Change first argument
2524 to pointer-to-type-node. Consistently use sizetype for the index
2525 except for zero sized arrays. Detect zero sized arrays for pedantic
2526 mode diagnostics. Create a new type node instead of modifying the
2528 * c-tree.h (complete_array_type): Move decl ...
2529 * c-common.h (complete_array_type): ... here.
2531 2005-03-29 Richard Henderson <rth@redhat.com>
2534 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2536 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2538 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2539 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2540 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2541 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2543 2005-03-29 Eric Christopher <echristo@redhat.com>
2545 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2546 truthvalue conversion removal.
2548 2005-03-29 Ian Lance Taylor <ian@airs.com>
2551 * collect2.c: Never include <vfork.h>.
2552 (VFORK_STRING, vfork): Don't define.
2553 (pid): Remove global variable.
2554 (handler): Call raise instead of kill (getpid(), ...).
2555 (collect_wait): Add pex parameter. Change all callers. Use
2556 pex_get_status rather than pwait.
2557 (do_wait): Add pex parameter. Change all callers.
2558 (collect_execute): Return struct pex_obj * rather than void. Use
2559 pex routines rather than pexecute.
2560 (fork_execute): Get pex_obj from collect_execute, and pass it to
2562 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2563 Only declare quit_handler if SIGQUIT is defined.
2564 (scan_libraries): Likewise.
2565 * collect2.h (collect_execute): Update declaration.
2566 (collect_wait): Update declaration.
2567 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2568 pass it to collect_wait.
2570 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2573 * c-parser.c (c_parser_compound_statement_nostart): Give error
2574 message for EOF instead of just setting parser->error.
2576 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2578 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2579 (slpeel_update_phi_nodes_for_guard1): New function.
2580 (slpeel_update_phi_nodes_for_guard2): New function.
2581 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2582 of slpeel_update_phi_nodes_for_guard.
2583 (vectorize_loops): Remove call to loop_closed_rewrite.
2584 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2587 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2589 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2590 (TARGET_LITTLE_ENDIAN): New macro.
2591 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2592 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2593 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2594 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2595 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2596 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2597 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2598 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2599 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2600 (TARGET_OPTIONS): Delete.
2601 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2602 (CACHE_FLUSH_TRAP): Turn into an integer.
2603 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2604 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2605 -mflush-trap is in use.
2606 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2607 (m32r_cache_flush_trap_string): Delete.
2608 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2609 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2610 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2611 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2612 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2613 -mmodel= and -msdata= handling from...
2614 (m32r_init): ...here.
2615 * config/m32r/m32r.opt: New file.
2617 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2619 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2620 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2621 * tree-vect-analyze.c (vect_object_analysis): additional parm
2622 pass back a "struct ptr_info_def *" with the points-to info.
2623 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2624 statement using info returned from vect_object_analysis.
2625 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2626 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2627 for virtual uses and defs when creating a replacement vector
2628 reference. Call duplicate_ssa_name_ptr_info to define points-to
2629 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2630 (vectorizable_store): copy_virtual_operands and update
2631 definition statements.
2632 (vectorizable_load): copy_virtual_operands. Remove call to
2633 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2634 * tree-vectorizer.c (vectorize_loops): Remove calls to
2635 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2636 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2637 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2638 define macro STMT_VINFO_PTR_INFO for use in accessing.
2639 * tree.h add export of duplicate_ssa_name_ptr_info.
2640 * rs6000.c (altivec_init_builtins): Declare builtin function
2641 __builtin_altivec_mask_for_load to be "const".
2643 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2646 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2647 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2648 assemble_variable on aliases.
2649 * varasm.c (assemble_alias): Set node->alias.
2650 * toplev.c (wrapup_global_declarations): Don't call
2651 rest_of_decl_compilation on aliases again.
2653 2005-03-29 Paul Brook <paul@codesourcery.com>
2655 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2656 * config/arm/arm.c (arm_dbx_register_number): New function.
2657 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2659 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2662 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2663 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2665 2005-03-29 Dale Johannesen <dalej@apple.com>
2667 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2668 $(TREE_H) and $(COVERAGE_H).
2669 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2670 * opts.c (common_handle_option): Enable tree-based value transforms.
2671 * toplev.c (process_options): Ditto.
2672 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2673 refers to references to this type.
2674 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2675 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2676 for may_be_more, may_be_less.
2677 (rtl_gen_pow2_profiler): Adjust.
2678 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2679 (rtl_gen_one_value_profiler): Adjust.
2680 (rtl_gen_const_delta_profiler): Adjust.
2681 * tree-profile.c (tree_gen_interval_profiler): Implement.
2682 (tree_gen_pow2_profiler): Ditto.
2683 (tree_gen_one_value_profiler): Ditto.
2684 (tree_profiling): New.
2685 (pass_tree_profile): Reference it.
2686 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2688 (insn_divmod_values_to_profile): Rename to
2689 rtl_divmod_values_to_profile. Adjust.
2690 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2691 (insn_prefetch_values_to_profile): Adjust.
2692 (rtl_value_profile_transformations): Adjust.
2693 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2694 (gen_mod_pow2): Rename to rtl_mod_pow2.
2695 (gen_mod_subtract): Rename to rtl_mod_subtract.
2696 (divmod_fixed_value_transform): Rename to
2697 rtl_divmod_fixed_value_transform.
2698 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2699 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2700 (rtl_find_values_to_profile): Adjust.
2701 (tree_value_profile_transformations): Implement.
2702 (tree_divmod_values_to_profile): New.
2703 (tree_values_to_profile): New.
2704 (tree_divmod_fixed_value): New.
2705 (tree_mod_pow2): New.
2706 (tree_mod_subtract): New.
2707 (tree_divmod_fixed_value_transform): New.
2708 (tree_mod_pow2_value_transform): New.
2709 (tree_mod_subtract_transform): New.
2710 (tree_find_values_to_profile): Implement.
2711 * profile.c (instrument_values): Free histograms.
2712 (compute_value_histograms): Adjust. Implement tree version.
2714 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2716 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2717 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2718 variable. Output "fldcw" depending on round_mode.
2719 * config/i386/i386.md (UNSPEC_FIST): New.
2720 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2721 New isns patterns to implement lrint and llrint built-ins as x87
2723 (fistdi2, fist<mode>2 splitters): New splitters.
2724 (lrint<mode>2): New expanders.
2726 2005-03-28 Ian Lance Taylor <ian@airs.com>
2728 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2729 0 when calling final_scan_insn.
2731 2005-03-28 Jan Hubicka <jh@suse.cz>
2734 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2737 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2738 types where possible.
2740 2005-03-26 Per Bothner <per@bothner.com>
2742 Make -f[no-]show-column also control non-cpp diagnostics.
2743 * c.opt (fshow-column): Move option from here ...
2744 * common.opt (fshow-column): ... to here.
2745 * diagnostic.c (diagnostic_build_prefix): Only print column number
2746 if flag_show_column.
2748 2005-03-27 Steven Bosscher <stevenb@suse.de>
2750 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2751 vax_output_conditional_branch): New prototypes.
2752 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2753 extracted from vax.md mov and add patterns.
2754 (vax_output_conditional_branch): New function to output conditional
2755 branch instructions.
2756 * vax.md: Use mode macros for arithmetic and mov patterns.
2757 Use code macros for the jump patterns.
2759 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2761 * Makefile.in (libbackend.o): Depend on version files;
2762 add custom generation command.
2764 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2767 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2768 sure that we have a REG before getting its REGNO.
2770 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2772 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2773 * builtins.def (BUILT_IN_STRNDUP): New.
2775 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2777 PR tree-optimization/20470
2778 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2781 2005-03-25 Mike Stump <mrs@apple.com>
2783 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2786 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2788 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2789 Use our own structure definitions.
2791 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2792 (fix_truncdfsi2): Allow registers or memory as destination.
2793 When TARGET_PPC_GFXOPT, generate simplified pattern.
2794 (fix_truncdfsi2_internal): Use define_insn_and_split.
2795 (fix_truncdfsi2_internal_gfxopt): New.
2796 (fctiwz): Don't confuse register allocation by giving it no choices.
2798 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2799 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2800 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2801 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2803 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2805 * dominance.c (free_dominance_info): Speed up by freeing et
2806 data structures without maintaining other nodes.
2807 * et-forest.c (et_free_tree_force): New.
2808 * et-forest.h: Add a prototype for et_free_tree_force.
2810 * tree.c (get_set_constructor_bits,
2811 get_set_constructor_bytes): Remove.
2812 * tree.h: Remove the corresponding prototypes.
2814 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2817 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2818 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2819 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2820 PRE_DEC, NEG and NOT.
2822 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2824 * fold-const.c: Convert uses of fold (build (...)) to
2827 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2829 PR rtl-optimization/20249
2830 * cse.c (insert_regs): Do not record equivalence of registers in
2833 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2835 * emit-rtl.c (reverse_comparison): Remove.
2836 * rtl.h: Remove the corresponding prototype.
2838 2005-03-24 James E Wilson <wilson@specifixinc.com>
2840 * doc/install.texi (--enable-altivec): Delete docs.
2842 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2844 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2845 SFmode and DFmode before reload when
2846 flag_unsafe_math_optimizations not enabled.
2848 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2850 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2852 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2853 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2855 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2857 * configure.ac (enable-checking): Add 'runtime' option.
2858 * doc/install.texi (enable-checking): Document 'runtime' checking.
2859 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2860 * config.in: Regenerated.
2861 * configure: Regenerated.
2863 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2865 * optabs.h (enum optab_index): Remove OTI_llrint.
2866 (llrint_optab): Remove macro.
2867 * optabs.c (init_optabs): Remove llrint_optab initialization.
2868 * genopinit.c (optabs): Remove llrint_optab implementation.
2869 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2872 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2874 PR rtl-optimization/20532
2875 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2876 overflow when adding coefficients for PLUS or MINUS.
2877 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2880 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2882 * langhooks.h (truthvalue_conversion): Remove.
2883 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2884 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2885 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2886 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2887 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2889 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2891 * params.def: Fix a typo.
2892 * config/mips/mips.c: Follow the spelling convensions.
2893 * doc/invoke.texi: Fix typos.
2895 2005-03-18 Dale Johannese <dalej@apple.com>
2897 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2899 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2901 Fix PR tree-optimization/20601
2903 * tree-ssa-pre.c (insert_aux): Add missing condition to
2906 2005-03-23 Ian Lance Taylor <ian@airs.com>
2908 * final.c (final_scan_insn): Don't remove no-op instructions.
2909 * reload1.c (reload): Remove simple no-op instructions even when
2912 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2914 PR tree-optimization/20501
2915 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2916 reporting that peeling for alignment is applied moved to...
2917 * (vect_analyze_data_refs_alignment): Here.
2919 2005-03-23 Ian Lance Taylor <ian@airs.com>
2921 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2923 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2925 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2926 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2928 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2930 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2931 imply that this is called once, independent of asms in code.
2932 Adjust to now being pased output and input lists. Mention helper
2933 function decl_overlaps_hard_reg_set_p.
2934 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2935 hook_tree_tree_identity and to take three trees, returning third.
2936 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2938 * stmt.c: include hard-reg-set.h before tree.h.
2939 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2940 (decl_conflicts_with_clobbers_p): Call
2941 decl_overlaps_hard_reg_set_p.
2942 (expand_asm_operands): Pass output and input lists in call to
2943 targetm.md_asm_clobbers.
2944 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2945 hook_tree_tree_tree_tree_3rd_identity.
2946 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2948 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2949 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2950 parameters, first two unused.
2951 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2952 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2953 in constraint letters and MOF is not mentioned as a asm-declared
2954 register in neither of the input and output lists.
2956 2005-03-23 DJ Delorie <dj@redhat.com>
2958 * optabs.c (expand_binop): Make sure the first subword's result
2961 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2963 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2964 Call c_common_truthvalue_conversion rather than
2965 lang_hooks.truthvalue_conversion.
2966 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2967 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2969 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2970 c_common_truthvalue_conversion.
2971 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2972 c_parser_conditional_expression, c_parser_binary_expression): Call
2973 c_objc_common_truthvalue_conversion.
2974 * c-typeck.c (build_unary_op): Call
2975 c_objc_common_truthvalue_conversion.
2976 (build_conditional_expr): Do not call
2977 lang_hooks.truthvalue_conversion.
2978 (build_binary_op): Call c_common_truthvalue_conversion.
2979 (c_objc_common_truthvalue_conversion): Moved from
2980 c-objc-common.c. Call default_function_array_conversion instead
2981 of default_conversion.
2983 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2985 * c-common.h (default_conversion): Remove.
2986 (perform_integral_promotions): Add.
2987 * c-tree.h (default_conversion): Add.
2988 * c-typeck.c (perform_integral_promotions): New, split out from
2990 * c-common.c (check_case_value): Use perform_integral_promotions,
2991 not default_conversion.
2992 (c_add_case_label): Don't continue processing case label after
2993 found to be pointer.
2995 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2997 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2998 the prefix list if we have already added a multilib directory
3000 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3003 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3005 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3007 * reload.h: Remove the prototype for indirect_symref_ok.
3009 * reload1.c (indirect_symref_ok): Make it global.
3010 * reload.h: Add a prototype for indirect_symref_ok.
3012 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3014 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3017 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3019 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3021 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3023 * c-opts.c (c_common_parse_file): Only start/end main source file
3024 if debug hooks says the writer wants it.
3025 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3027 (xcoff_debug_hooks): Ditto.
3028 * debug.c (do_nothing_hooks): Ditto.
3029 * debug.h (gcc_debug_hooks): Ditto.
3030 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3031 * sdbout.c (sdb_debug_hooks): Ditto.
3032 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3034 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3036 * doc/extend.texi: Deprecate C++ min/max operators.
3038 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3040 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3041 artificial original candidates.
3043 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3044 Jan Hubicka <jh@suse.cz>
3045 Steven Bosscher <stevenb@suse.de>
3047 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3048 call cost based on argument sizes.
3049 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3051 * params.def: (max-inline-inssn-single): Set to 450.
3052 (max-inline-insns-auto): Set to 90.
3053 (max-inline-insns-recursive): Set to 450
3054 (max-inline-insns-recursive-auto): Set to 450.
3055 (large-function-insns): Set to 2700.
3056 (inline-call-cost): New parameter.
3057 * tree-inline.c (estimate_move_cost): New function.
3058 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3059 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3061 * tree-inline.h (estimate_move_cost): Declare.
3062 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3063 (max-inline-insns-auto): Change default to 90.
3064 (max-inline-insns-recursive): Change default to 450
3065 (max-inline-insns-recursive-auto): Change default to 450.
3066 (large-function-insns): Change default to 2700.
3067 (inline-call-cost): Document new parameter.
3069 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3071 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3072 (TARGET_DEFAULT): Delete.
3073 * config/i860/i860.opt: New file.
3075 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3077 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3078 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3079 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3080 (frv_sched_lookahead): Delete.
3081 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3082 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3083 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3084 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3085 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3086 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3087 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3088 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3089 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3090 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3091 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3092 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3093 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3094 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3095 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3096 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3097 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3098 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3099 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3100 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3101 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3102 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3103 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3104 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3105 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3106 (frv_sched_lookahead): Delete.
3107 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3108 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3109 (frv_handle_option): New function. Move -mcpu= handling from...
3110 (frv_override_options): ...here. Remove handling of other
3112 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3113 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3114 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3115 and TARGET_NO_MULTI_CE.
3116 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3117 !TARGET_VLIW_BRANCH.
3118 * config/frv/frv.opt: New file.
3120 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3122 * fold-const.c (fold_ternary): Take decomposed arguments of
3124 (fold): Update a call to fold_ternary.
3126 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3127 * tree.h: Add corresponding prototypes.
3129 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3132 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3133 between jump table and its label.
3134 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3135 resp. ADDR_DIFF_VEC and the label preceeding it.
3136 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3137 is emitted in the right section.
3139 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3141 * fold-const.c (fold_unary, fold_binary): Update comments
3144 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3146 PR rtl-optimization/20527
3147 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3148 REG_INC note, test that the register also isn't mentioned in PRED
3151 2005-03-22 Ben Elliston <bje@au.ibm.com>
3153 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3156 2005-03-21 Mike Stump <mrs@apple.com>
3158 * varasm.c (default_assemble_visibility): Remove extra ().
3160 2005-03-21 Roger Sayle <roger@eyesopen.com>
3163 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3164 to determine whether a block can be duplicated, rather than test
3165 whether the block contains noncopyable insns ourselves.
3167 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3169 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3172 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3174 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3176 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3178 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3179 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3180 * config/fr30/fr30.opt: New file.
3182 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3184 Fix PR tree-optimization/20542
3186 * tree-flow-inline.h (overlap_subvar): Move to here.
3187 * tree-ssa-operands.c: From here.
3188 * tree-flow.h (overlap_subvar): Declare.
3189 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3190 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3191 for variables with subvars.
3193 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3196 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3197 * modulo-sched.c (const_iteration_count): Return on NULL
3199 (print_node_sched_params): Return on NULL dump_file.
3200 (generate_reg_moves): Handle reg-anti dependencies and disregard
3201 closing branch when generating register moves.
3202 (sms_schedule): Mark the SMSed block dirty.
3203 * passes.c (rest_of_handle_sms): Call update_life_info for all
3205 * testsuite/gcc.dg/20050321-1.c: New test.
3207 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3209 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3210 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3211 movqi_internal): Likewise.
3213 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3215 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3216 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3217 xtensa_b4const): Delete prototypes.
3218 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3219 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3220 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3221 xtensa_extra_constraint): New prototypes.
3222 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3223 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3224 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3225 move_operand, const_float_1_operand, fpmem_offset_operand,
3226 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3227 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3228 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3229 argument type to HOST_WIDE_INT.
3230 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3231 xtensa_mask_immediate): Likewise.
3232 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3233 Likewise. Also make these functions static.
3234 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3235 (xtensa_const_ok_for_letter_p): New.
3236 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3237 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3238 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3239 move_operand, const_float_1_operand, fpmem_offset_operand,
3240 branch_operator, ubranch_operator, boolean_operator): Move to
3242 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3243 (xtensa_mem_offset): Change return type to bool.
3244 (xtensa_extra_constraint): New.
3245 (gen_int_relational): Update type of const_range_p function pointer.
3246 Use xtensa_b4const_or_zero.
3247 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3248 xtensa_const_ok_for_letter_p. Update comments.
3249 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3250 (PREDICATE_CODES): Delete.
3251 * config/xtensa/xtensa.md: Include predicates.md.
3252 * config/xtensa/predicates.md: New file.
3254 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3256 * config/v850/v850-protos.h: Remove the prototypes for
3257 reg_or_int9_operand, reg_or_const_operand,
3258 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3259 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3260 movsi_source_operand, power_of_two_operand,
3261 not_power_of_two_operand, special_symbolref_operand,
3262 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3263 register_is_ok_for_epilogue.
3264 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3265 reg_or_int9_operand, reg_or_const_operand,
3266 call_address_operand, special_symbolref_operand,
3267 movsi_source_operand, power_of_two_operand,
3268 not_power_of_two_operand, register_is_ok_for_epilogue,
3269 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3270 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3272 * config/v850/v850.h (PREDICATE_CODES): Remove.
3273 * config/v850/v850.md: Include predicates.md.
3274 * config/v850/predicates.md: New.
3276 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3278 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3279 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3280 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3281 (itoolsdir, itoolsdatadir): Move definition above new first use.
3282 (install-itoolsdirs): New rule.
3283 (install-mkheaders): Depend on install-itoolsdirs, not
3284 install-include-dir.
3286 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3288 * tree-into-ssa.c: Remove obsolete comments.
3290 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3292 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3293 unrolling if -fpeel-loops is specified, too.
3294 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3295 Remove superfluous check for flag_unroll_loops.
3297 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3299 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3300 (lrint_optab, llrint_optab): Define corresponding macros.
3301 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3302 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3303 pattern and llrint_optab using llrintdi2 patterns.
3304 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3305 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3306 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3307 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3308 flag_unsafe_math_optimizations is set.
3310 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3312 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3313 simplify_logical, if_then_else_cond, known_cond,
3314 simplify_comparison): Adjust calls to reverse_comparison.
3315 Don't use combine_reversed_comparison_code).
3316 (combine_reversed_comparison_code): Remove.
3317 (reversed_comparison): Using reversed_comparison_code, move it...
3318 * jump.c (reversed_comparison): ... here.
3319 * rtl.h (reversed_comparison): Add prototype.
3321 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3323 * builtins.c (fold_builtin): Take decomposed arguments of
3325 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3326 * gimplify.c (gimplify_call_expr): Likewise.
3327 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3328 * tree.h: Update the prototype of fold_builtin.
3330 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3332 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3333 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3334 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3335 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3336 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3338 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3340 * builtins.c (fold_builtin_1): Take decomposed arguments of
3342 (fold_builtin): Update a call to fold_builtin_1.
3344 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3347 * gcov.c (output_lines): Only output function block summary when
3348 outputting branch information.
3349 * doc/gcov.texi: Document format of preamble and additional block
3352 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3354 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3355 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3356 the defaults false if BITS_PER_UNIT != 8.
3357 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3358 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3359 than BITS_PER_UNIT != 8.
3360 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3361 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3362 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3364 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3365 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3367 2005-03-20 Roger Sayle <roger@eyesopen.com>
3370 * fold-const.c (fold_binary): Fix type mismatch between
3371 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3372 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3373 for non-truth-valued expressions.
3375 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3376 and FUNCTION_DECL in the main switch.
3377 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3378 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3379 we also need to convert their operands to match.
3380 <TRUTH_NOT_EXPR>: Likewise.
3382 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3384 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3385 diagnostic without checking whether an lvalue.
3386 * c-common.h (lvalue_p): Remove.
3387 (enum lvalue_use): Update comment.
3388 (lvalue_or_else): Replace by lvalue_error.
3389 * c-typeck.c (lvalue_p): Make static.
3390 (lvalue_or_else): New. Call lvalue_error.
3392 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3394 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3395 (function_arg_advance): Use rs6000_parm_start.
3396 (function_arg, rs6000_arg_partial_bytes): Likewise.
3398 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3400 * c-common.c (check_case_value): Adjust comment about stripping
3402 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3403 * c-typeck.c (default_conversion, convert_arguments,
3404 build_modify_expr, convert_for_assignment, store_init_value,
3405 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3406 manually. Remove inaccurate comments.
3408 2005-03-20 Roger Sayle <roger@eyesopen.com>
3409 Joseph S. Myers <joseph@codesourcery.com>
3411 * varasm.c (do_assemble_alias): Restore comment describing function.
3412 Annotate the target parameter as potentially unused.
3414 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3417 * config/avr/avr.c (avr_output_function_prologue): Do not use
3418 current_function_name() in a label, use a local label instead.
3420 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3422 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3423 flag_finite_math_only, not flag_unsafe_math_optimizations.
3425 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3427 * builtins.c (fold_builtin_1): Update a call to
3428 targetm.fold_builtin.
3429 * hooks.c (hook_tree_tree_bool_null): Rename to
3430 hook_tree_tree_tree_bool_null. Take one more argument of type
3432 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3433 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3434 hook_tree_tree_tree_bool_null.
3435 * target.h (gcc_target): Update the prototype of fold_builtin.
3436 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3437 arguments of CALL_EXPR.
3438 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3441 2005-03-20 Jan Hubicka <jh@suse.cz>
3443 * cgraph.h (cgraph_node): Add prev_clone pointer.
3444 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3445 (cgraph_clone_node): Produce doubly linked chain.
3447 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3449 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3450 get_nonnull_operand, handle_sentinel_attribute,
3451 check_function_arguments_recurse): Do not strip NOPS from
3453 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3455 * c-format.c (get_constant): Likewise.
3456 * c-parser.c (c_parser_postfix_expression): Likewise.
3457 * c-typeck.c (set_init_index): Likewise.
3458 (convert_arguments): Don't check for NOP_EXPR containing integer
3461 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3463 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3464 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3465 Take decomposed arguments of CALL_EXPR.
3466 (fold_builtin_1): Update calls to the functions mentioned
3469 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3471 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3472 width to have integer type.
3473 (build_enumerator): Require enumerator value to have integer type.
3475 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3477 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3480 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3482 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3483 std=iso9899:199x): Correct descriptions.
3485 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3487 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3490 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3492 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3494 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3495 fold_builtin_memcpy.
3497 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3498 arguments of CALL_EXPR.
3499 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3500 fold_builtin_found, fold_builtin_1): Update calls to
3501 fold_trunc_transparent_mathfn.
3503 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3506 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3507 function pointers on targets that require function pointer
3509 (fold_sign_changed_comparison): Likewise.
3511 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3513 * combine.c (try_combine): When changing the mode of a hard reg, make
3514 sure that doing so is valid.
3516 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3518 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3519 (TARGET_HANDLE_OPTION): Override default.
3520 (avr_handle_option): New function.
3521 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3522 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3523 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3524 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3525 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3526 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3527 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3528 (TARGET_OPTIONS): Delete.
3529 * config/avr/avr.opt: New file.
3531 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3533 * config/m32r/m32r-protos.h: Remove the prototypes for
3534 call_address_operand, symbolic_operand, seth_add3_operand,
3535 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3536 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3537 two_insn_const_operand, move_src_operand,
3538 move_double_src_operand, move_dest_operand,
3539 eqne_comparison_operator, signed_comparison_operator,
3540 large_insn_p, conditional_move_operand, carry_compare_operand,
3541 m32r_block_immediate_operand, extend_operand,
3542 reg_or_eq_int16_operand, int8_operand, and
3543 reg_or_zero_operand.
3544 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3545 seth_add3_operand, int8_operand, cmp_int16_operand,
3546 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3547 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3548 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3549 move_double_src_operand, move_dest_operand,
3550 eqne_comparison_operator, signed_comparison_operator,
3551 extend_operand, small_insn_p, large_insn_p,
3552 conditional_move_operand, carry_compare_operand,
3553 m32r_block_immediate_operand): Move to predicates.md.
3554 (MAX_MOVE_BYTES): Move to m32r.h.
3555 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3556 * config/m32r/m32r.md: Include predicates.md.
3557 * config/m32r/predicates.md: New.
3559 2005-03-18 James E Wilson <wilson@specifixinc.com>
3562 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3565 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3567 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3568 call_address_operand, const_8bit_operand.
3569 * config/mn10300/mn10300.c (call_address_operand,
3570 const_8bit_operand, const_1f_operand): Move to predicates.md.
3571 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3572 * config/mn10300/mn10300.md: Include predicates.md.
3573 * config/mn10300/predicates.md: New.
3575 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3577 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3578 declarations in diagnostics and %E for identifiers, not %s.
3580 2005-03-18 Jan Hubicka <jh@suse.cz>
3581 Dale Johannesen <dalej@apple.com>
3583 * basic-block.h (scale_bbs_frequencies_int,
3584 scale_bbs_frequencies_gcov_type): Declare.
3585 * cfg.c (RDIV): New macro.
3586 (update_bb_frequency_for_threading): Fix.
3587 * basic-block.h (scale_bbs_frequencies_int,
3588 scale_bbs_frequencies_gcov_type): New.
3589 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3590 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3591 scale_bbs_frequencies_int.
3592 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3594 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3596 * config/m32r/m32r-protos.h: Remove the prototypes for
3597 call_address_operand, symbolic_operand, seth_add3_operand,
3598 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3599 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3600 two_insn_const_operand, move_src_operand,
3601 move_double_src_operand, move_dest_operand,
3602 eqne_comparison_operator, signed_comparison_operator,
3603 large_insn_p, conditional_move_operand, carry_compare_operand,
3604 m32r_block_immediate_operand, extend_operand,
3605 reg_or_eq_int16_operand, int8_operand, and
3606 reg_or_zero_operand.
3607 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3608 seth_add3_operand, int8_operand, cmp_int16_operand,
3609 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3610 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3611 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3612 move_double_src_operand, move_dest_operand,
3613 eqne_comparison_operator, signed_comparison_operator,
3614 extend_operand, small_insn_p, large_insn_p,
3615 conditional_move_operand, carry_compare_operand,
3616 m32r_block_immediate_operand): Move to predicates.md.
3617 (MAX_MOVE_BYTES): Move to m32r.h.
3618 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3619 * config/m32r/m32r.md: Include predicates.md.
3620 * config/m32r/predicates.md: New.
3622 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3624 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3625 symbolic_operand, symbolic_memory_operand,
3626 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3627 indexed_memory_operand, move_dest_operand, move_src_operand,
3628 prefetch_cc_operand, prefetch_nocc_operand,
3629 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3630 arith_operand, arith11_operand, pre_cint_operand,
3631 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3632 ireg_operand, int5_operand, uint5_operand, int11_operand,
3633 uint32_operand, arith5_operand, and_operand, ior_operand,
3634 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3635 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3636 shadd_operand, movb_comparison_operator,
3637 cmpib_comparison_operator): Move to predicates.md.
3638 (magic_milli, shadd_constant_p): Make it extern.
3639 * config/pa/pa.h (PREDICATE_CODES): Remove.
3640 * config/pa/pa.md: Include predicates.md.
3641 * config/pa/predicates.md: New.
3643 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3646 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3648 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3649 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3650 config/alpha/freebsd.h, config/alpha/linux.h,
3651 config/alpha/netbsd.h, config/alpha/osf5.h,
3652 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3653 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3654 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3655 doc/cppopts.texi: Update copyright.
3657 2005-03-18 Jan Hubicka <jh@suse.cz>
3660 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3662 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3665 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3667 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3670 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3672 * combine.c (gen_binary): Remove.
3673 (known_cond, simplify_shift_const, find_split_point,
3674 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3675 simplify_logical, expand_field_assignment, extract_left_shift,
3676 force_to_mode, if_then_else_cond, apply_distributive_law,
3677 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3678 simplify_comparison, reversed_comparison): Replace with
3679 simplify_gen_binary, simplify_gen_relational or
3680 distribute_and_simplify_rtx.
3681 (distribute_and_simplify_rtx): New function.
3683 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3684 Paolo Bonzini <gcc.gnu.org>
3686 * calls.c (setjmp_call_p, special_function_p): Update comments
3687 at the head of the functions.
3689 2005-03-18 Jan Hubicka <jh@suse.cz>
3691 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3693 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3694 function body should be released; do not proactively release function
3695 bodies in non-unit-at-a-time mode.
3697 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3699 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3700 mno-fp-ret-in-387 multilib variants.
3702 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3704 * common.opt (m): Remove.
3705 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3707 (common_handle_option): Remove OPT_m case.
3709 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3711 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3713 (fold_builtin_1): Update a call to fold_builtin_bitop.
3715 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3717 (fold_builtin_1): Update a call to fold_builtin_signbit.
3719 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3721 PR tree-optimization/20474
3722 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3723 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3725 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3727 * config/h8300/h8300-protos.h: Remove prototypes for
3728 general_operand_src, general_operand_dst, single_one_operand,
3729 single_zero_operand, call_insn_operand,
3730 two_insn_adds_subs_operand, small_call_insn_operand,
3731 jump_address_operand, bit_operand, bit_memory_operand,
3732 stack_pointer_operand, const_int_gt_2_operand,
3733 const_int_ge_8_operand, const_int_qi_operand,
3734 const_int_hi_operand, incdec_operand, bit_operator,
3735 nshift_operator, eqne_operator, gtle_operator,
3736 gtuleu_operator, iorxor_operator.
3737 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3738 h8300_ldm_stm_parallel.
3739 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3741 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3742 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3743 (h8300_ldm_stm_parallel): Make it extern.
3744 (h8300_ldm_parallel, h8300_stm_parallel,
3745 h8300_return_parallel, general_operand_src,
3746 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3747 nibble_operand, reg_or_nibble_operand, single_one_operand,
3748 single_zero_operand, call_insn_operand,
3749 two_insn_adds_subs_operand, small_call_insn_operand,
3750 jump_address_operand, bit_operand, bit_memory_operand,
3751 stack_pointer_operand, const_int_gt_2_operand,
3752 const_int_ge_8_operand, const_int_qi_operand,
3753 const_int_hi_operand, incdec_operand, eqne_operator,
3754 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3755 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3756 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3757 nshift_operator): Move to predicates.md.
3758 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3759 * config/h8300/h8300.md: Include predicates.md.
3760 * config/h8300/predicates.md: New.
3762 2005-03-17 Richard Henderson <rth@redhat.com>
3764 * config.gcc (ia64*-*-hpux*): Add extra_options.
3765 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3766 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3767 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3768 (ia64_tls_size_string, ia64_tune_string): Remove.
3769 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3770 (TARGET_DEFAULT_TARGET_FLAGS): New.
3771 (TARGET_HANDLE_OPTION): New.
3772 (ia64_override_options): Move options parsing ...
3773 (ia64_handle_option): ... here. New.
3774 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3775 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3776 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3777 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3778 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3779 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3780 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3781 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3782 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3783 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3784 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3785 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3786 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3787 TARGET_EARLY_STOP_BITS): Remove.
3788 (TARGET_ILP32): Default false.
3789 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3790 (enum ia64_inline_type): New.
3791 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3792 * config/ia64/ia64.md: Update for new definitions of
3793 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3794 * config/ia64/ia64.opt: New file.
3795 * config/ia64/ilp32.opt: New file.
3797 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3800 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3802 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3804 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3805 instead of MASK_H8300S.
3806 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3807 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3808 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3809 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3810 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3811 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3812 TARGET_SWITCHES): Remove.
3813 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3815 * config/h8300/h8300.opt: New.
3817 * config/alpha/alpha.opt, config/arc/arc.opt,
3818 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3821 2005-03-17 Ian Lance Taylor <ian@airs.com>
3825 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3827 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3828 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3829 (TARGET_HANDLE_OPTION): Override default.
3830 (arc_handle_option): New function.
3831 (arc_init): Remove code to set arch_cpu_string.
3832 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3833 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3834 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3835 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3836 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3837 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3838 (arc_rodata_string, TARGET_OPTIONS): Delete.
3839 * config/arc/arc.opt: New file.
3841 2005-03-17 Richard Henderson <rth@redhat.com>
3843 * doc/extend.texi (Weak Pragmas): New section.
3844 (attribute alias): Clarify that target must be in the same
3847 2005-03-17 Richard Henderson <rth@redhat.com>
3849 * config/alpha/alpha.opt: New file.
3850 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3852 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3853 alpha_fprm_string, alpha_fptm_string): Make static.
3854 (alpha_tls_size_string): Remove.
3855 (alpha_handle_option): New.
3856 (override_options): Update for alpha_cpu/alpha_tune split.
3857 (alpha_file_start): Likewise.
3858 (TARGET_DEFAULT_TARGET_FLAGS): New.
3859 (TARGET_HANDLE_OPTION): New.
3860 * config/alpha/alpha.h (alpha_tune): Declare.
3861 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3862 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3863 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3864 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3865 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3866 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3867 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3868 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3869 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3870 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3871 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3872 (TARGET_DEFAULT): Remove MASK_FP.
3873 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3874 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3875 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3876 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3877 alpha_tls_size_string): Remove.
3878 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3879 (attribute tune): Rename from attribute cpu.
3880 * config/alpha/ev4.md: Update to match.
3881 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3882 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3883 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3884 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3885 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3886 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3888 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3890 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3891 and return without creating new state if before_nops_num is nonzero.
3892 * config/ia64/ia64.md (first_insn): New attribute.
3893 (alloc): Set it to yes.
3895 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3897 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3898 STMT_VINFO_SUBVARS to NULL.
3899 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3901 2005-03-16 Dale Johannesen <dalej@apple.com>
3903 * rtlanal.c (find_first_parameter_load): Rewrite to
3904 return actual first param load or the call if none,
3905 instead of first in block, when not all loads exist.
3907 2005-03-16 Roger Sayle <roger@eyesopen.com>
3909 * optabs.c (expand_copysign_absneg): Make static.
3910 * optabs.h (expand_copysign_absneg): Delete prototype.
3911 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3913 2005-03-16 Richard Henderson <rth@redhat.com>
3916 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3917 (alias_pairs): Rename from output_defs.
3918 (find_decl_and_mark_needed): Split out from assemble_alias.
3919 (do_assemble_alias): New.
3920 (assemble_output_def): Remove.
3921 (finish_aliases_1, finish_aliases_2): New.
3922 (process_pending_assemble_output_defs): Remove.
3923 (assemble_alias): Defer aliases for which we don't yet have a
3924 non-external decl for the target symbol.
3925 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3926 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3927 * toplev.c (compile_file): Use finish_aliases_2 instead of
3928 process_pending_assemble_output_defs.
3929 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3930 (process_pending_assemble_output_defs): Remove.
3932 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3934 Fix PR tree-optimization/20489
3936 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3937 for empty structures.
3939 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3941 Fix PR tree-optimization/20490
3943 * tree-ssa-pre.c (create_expression_by_pieces): Use
3944 force_gimple_operand on result of fold.
3946 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3948 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3949 of closing parenthesis.
3951 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3953 * builtins.c (expand_movstr): Update a call to
3954 fold_builtin_strcpy.
3955 (expand_builtin_strncpy): Update a call to
3956 fold_builtin_strncpy.
3957 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3958 arguments of CALL_EXPR.
3959 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3960 fold_builtin_strncpy.
3961 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3962 * tree.h: Update the prototypes of fold_builtin_strcpy and
3963 fold_builtin_strncpy.
3965 2005-03-16 Steven Bosscher <stevenb@suse.de>
3966 Dorit Naishlos <dorit@il.ibm.com>
3968 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3969 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3972 2005-03-16 Steven Bosscher <stevenb@suse.de>
3974 * tree-inline.c (walk_type_fields, walk_tree,
3975 walk_tree_without_duplicates): Move from here...
3976 * tree.c: ...to here.
3978 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3980 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3981 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3982 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3983 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3984 (version): Define using $(BASEVER_c).
3985 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3987 (version.o): Depend on version files; add custom generation command.
3988 (prefix.o): Define BASEVER on command line.
3989 (s-iov): Depend on version files; adjust command.
3990 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3992 (gcc-vers.texi): New rule.
3993 (doc/%.info, doc/%.dvi): Add -I . to command line.
3994 (doc/gccinstall.dvi): Likewise.
3995 (PACKAGE): Delete. All uses replaced with "gcc".
3996 * aclocal.m4: Do not include gcc-version.m4.
3997 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3998 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3999 Set is_release based on contents of DEV-PHASE.
4000 Set gcc_version based on contents of BASE-VER.
4001 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4002 * config.in, configure: Regenerate.
4003 * gccbug.in: Determine version of GCC in use at runtime.
4004 * gcov-iov.c: Get version number and development phase from
4005 command line, not by including version.c.
4006 * intl.c: Replace all uses of PACKAGE with "gcc".
4007 * libada-mk.in: Delete unused "gcc_version" variable.
4008 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4009 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4010 commentary to match.
4011 (version_string): Put together from pieces.
4012 * config/alpha/x-vms: Do not use $(gcc_version).
4013 * config/i386/t-nwld: Likewise.
4014 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4015 version-GCC and DEVELOPMENT.
4017 2005-03-15 Roger Sayle <roger@eyesopen.com>
4019 PR tree-optimization/17454
4020 * tree.c (tree_size): Add case for TREE_BINFO.
4021 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4022 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4024 2005-03-15 Roger Sayle <roger@eyesopen.com>
4026 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4027 op1 whilst expanding the signed widenening multiply variant.
4029 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4031 * toplev.c (display_target_options): Avoid unused variable warning if
4032 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4033 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4034 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4035 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4036 (mips_isa_info): New variable.
4037 (mips_parse_cpu): Remove the first argument and leave the caller
4039 (TARGET_HANDLE_OPTION): Override default.
4040 (mips_handle_option): New function. Move option validation code from...
4041 (override_options): ...here. Update calls to mips_parse_cpu.
4042 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4043 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4044 (SUBTARGET_TARGET_OPTIONS): Delete.
4045 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4046 (mno-flush-func, mtune=): New options.
4048 2005-03-15 Roger Sayle <roger@eyesopen.com>
4049 Richard Henderson <rth@redhat.com>
4051 * real.c (c4x_single_format, c4x_extended_format): Provide values
4052 for signbit_ro for c4x's single and extended floating point formats.
4053 * optabs.c (expand_copysign): Use the floating point format's
4054 signbit_ro for expanding via expand_copysign_absneg, and it's
4055 signbit_rw field for expanding via expand_copysign_bit.
4057 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4059 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4060 known_alignment_for_access_p.
4061 (known_alignment_for_access_p): New.
4062 (do_peeling_for_alignment): Field made int instead of bool and renamed
4063 to peeling_for_alignment.
4064 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4065 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4066 functionality used to be in vect_analyze_operations.
4067 (vect_analyze_operations): Code to determine vectorization factor was
4068 moved to vect_determine_vectorization_factor.
4069 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4070 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4072 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4073 be part of vect_analyze_operations).
4074 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4075 creating the guard condition, as the number of iterations may be
4077 (slpeel_tree_peel_loop_to_edge): Use new name of
4078 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4079 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4080 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4081 (vect_do_peeling_for_alignment): Use fold.
4082 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4084 (vect_update_inits_of_dr): Renamed to
4085 vect_update_init_of_dr.
4086 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4087 (vectorizable_store): Fix assertion to use == instead of =.
4089 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4091 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4092 call_used_regs for wCG registers.
4094 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4096 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4097 for non-offsettable memory references to cope with outstanding reload
4098 replacements, take 2.
4100 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4103 * config/i386/i386.h (x86_fisttp): New.
4104 (TARGET_FISTTP): New macro.
4105 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4106 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4107 instruction when fisttp flag is set.
4108 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4110 * config/i386/i386.md (type attribute): Add fisttp.
4111 (unit attribute): Set to i387 for fisttp type.
4112 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4113 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4115 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4116 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4118 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4119 patterns for TARGET_FISTTP. Enable patterns for
4120 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4121 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4122 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4123 implement fisttp x87 insn.
4124 (fix_trunc*_i387_fisttp splitters): New patterns.
4125 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4126 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4127 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4129 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4130 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4131 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4132 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4133 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4134 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4135 Disable patterns for TARGET_FISTTP.
4136 (fix_trunc*_i387 splitters): Implement usign mode macros.
4137 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4138 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4139 (fix_trunx*_sse peephole2s): Implement using mode macros.
4141 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4143 PR rtl-optimization/20291
4144 * combine.c (try_combine): If splitting fails, re-try with
4145 original combined pattern, i.e. before clobber stripping.
4147 2005-03-14 Eric Christopher <echristo@redhat.com>
4149 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4150 STACK_GROWS_DOWNWARD.
4152 2005-03-14 Roger Sayle <roger@eyesopen.com>
4154 * real.h (struct real_format): Split the signbit field into two
4155 two fields, signbit_ro and signbit_rw.
4156 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4157 mips_double_format, ieee_extended_motorola_format,
4158 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4159 ieee_extended_intel_128_format, ibm_extended_format,
4160 mips_extended_format, ieee_quad_format, mips_quad_format,
4161 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4162 i370_double_format, c4x_single_format, c4x_extended_format,
4163 real_internal_format): Update initializers for new field.
4164 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4165 real_format structure.
4166 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4167 field of the real_format structure.
4169 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4171 Fix PR tree-optimization/20458
4173 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4174 DECL_EXTERNAL on STRUCT_FIELD tags.
4175 (clear_call_clobbered): Ditto.
4176 * tree-ssa-operands.c (note_addressable): Make sure the original
4177 variable doesn't slip into the addressable list if we have
4179 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4182 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4184 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4185 (-fwide-exec-charset): Likewise.
4186 (-finput-charset): Likewise.
4187 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4188 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4189 * c.opt (Wnormalized): New.
4191 2005-03-14 Devang Patel <dpatel@apple.com>
4193 * doc/invoke.texi: Add reference to Visibility document.
4195 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4197 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4198 MASK_SPLIT_ADDRESSES.
4199 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4200 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4201 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4202 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4203 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4204 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4205 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4206 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4207 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4208 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4209 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4210 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4211 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4212 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4213 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4214 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4215 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4216 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4217 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4218 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4219 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4220 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4221 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4222 (TARGET_EXPLICIT_RELOCS): Delete.
4223 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4224 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4225 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4226 (override_options): Set MASK_LONG64 if -mint64 is given and no
4227 -mlongXX option is. Complain about -mint64 -mlong32.
4228 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4229 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4230 * config/mips/mips.opt: New file.
4232 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4234 * config.gcc (extra_options): New variable for listing option files.
4235 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4236 * configure.ac (extra_opt_files): New AC_SUBST variable.
4237 (tm_file_list, tm_include_list): Include options.h first.
4238 * configure: Regenerate.
4239 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4240 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4241 (s-options-h): New rule.
4242 (options.h): Depend on it.
4243 (TEXI_GCCINT_FILES): Add options.texi.
4244 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4245 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4246 * target.h (gcc_target): Add default_target_flags and handle_option.
4247 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4248 (TARGET_HANDLE_OPTION): New macros.
4249 (TARGET_INITIALIZER): Include them.
4250 * opt-functions.awk (opt_args, nth_arg): New functions.
4251 (switch_flags): Handle the "Target" flag.
4253 (var_name): Use opt_args and nth_arg.
4254 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4255 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4256 macros for the "Mask" and "InverseMask" options.
4257 * opts.h (cl_var_cond): New enum.
4258 (cl_option): Replace the "has_set_value" and "set_value" fields with
4259 "var_cond" and "var_value".
4260 (CL_TARGET): New macro.
4261 (option_enabled, print_filtered_help): Declare.
4262 (decode_options): Move definition.
4263 * opts.c (handle_option): Search for the original option before
4264 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4265 var_cond and var_value fields. Use targetm.handle_option to handle
4267 (decode_options): Set target_flags to targetm.default_target_flags.
4268 (print_filtered_help): Make global. Handle CL_TARGET.
4269 (option_enabled): New function.
4270 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4271 (display_target_options, set_target_switch, print_switch_values)
4272 (default_pch_valid_p): Guard uses of target_switches with
4273 #ifdef TARGET_SWITCHES. Also...
4274 (display_target_options): Display the CL_TARGET entries in cl_options.
4275 (set_target_option): Don't complain about the "" option when
4276 TARGET_SWITCHES is undefined.
4277 (print_switch_values): Use option_enabled.
4278 (default_pch_valid_p): Check cl_options[] when looking for something
4279 that has changed the value of target_flags.
4280 * c.opt: Remove documentation from top of file.
4281 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4282 * doc/sourecebuild.texi: Refer to the new options documentation
4283 instead of c.opt. Document machine-specific .opt files.
4284 * doc/tm.texi (target_flags): Say that this variable is declared
4286 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4287 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4289 * doc/options.texi: New file.
4291 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4294 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4297 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4300 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4301 temporary variable of pointer type if an lvalues is required.
4302 (gimplify_modify_expr_rhs): Request an rvalue from it.
4303 (gimplify_expr): Pass fallback on.
4305 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4307 * cfgbuild.c: Update comments.
4309 2005-03-14 Roger Sayle <roger@eyesopen.com>
4311 PR rtl-optimization/17236
4312 * optabs.c (expand_doubleword_mult): New helper function split out
4313 from expand_binop. Permute the order in which instructions are
4314 emitted to minimize the number of simultaneously live registers.
4315 (expand_binop): Call expand_doubleword_mult to synthesize a double
4316 word multiplication.
4318 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4320 * basic-block.h: Update the prototypes of cached_make_edge and
4322 * cfg.c (cached_make_edge): Take edge_cache representing one
4323 row of the adjacency matrix of edges.
4324 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4325 (make_edges): Initialize edge_cache to represent one row of
4326 the adjacency matrix of edges.
4328 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4330 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4332 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4333 Remove unused removed_phis variable.
4334 (conditional_replacement): Use build1/build2.
4335 (abs_replacement): Use last_and_only_stmt and build1/build2.
4337 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4339 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4340 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4341 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4342 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4343 * c-common.c (handle_novops_attribute): New function.
4344 (c_common_attribute_table): Add "no vops" entry.
4345 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4346 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4347 * tree-ssa-operands.c (get_call_expr_operands): Do not
4348 create virtual operands for calls with ECF_NOVOPS flag.
4349 * tree.h (DECL_IS_NOVOPS): New macro.
4350 (struct tree_decl): Add novops_flag.
4351 (ECF_NOVOPS): New constant.
4353 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4356 * config/i386/i386.c (x86_use_himode_fiop): New.
4357 (x86_use_simode_fiop): Rename from x86_use_fiop.
4358 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4359 (TARGET_USE_HIMODE_FIOP): New.
4360 (x86_use_simode_fiop): Rename from x86_use_fiop.
4361 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4363 * config/i386/i386.md (X87MODEI12): New mode macro define.
4364 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4365 to implement x87 FP compare with HImode input operands.
4366 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4367 Use X87MODEI12 mode macro to handle HImode input operands.
4368 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4369 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4370 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4371 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4372 macro to implement x87 operators with HImode input operands.
4373 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4376 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4378 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4380 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4381 constants invariant.
4383 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4385 * basic-block.h (BB_VISITED): Removed.
4386 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4388 2005-03-14 Falk Hueffner <falk@debian.org>
4391 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4393 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4395 * ggc-zone.c: Fix comment typos.
4397 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4398 stringpool.c, config/mips/mips-protos.h: Update copyright.
4400 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4402 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4403 throughout with its typedef, "rtx".
4404 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4405 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4406 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4407 regs in comment to match code.
4409 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4411 * except.c (check_handled): Make it static.
4412 * except.h: Remove the corresponding prototype.
4414 * function.c (get_func_frame_size): Make it static.
4415 * function.h: Remove the corresponding type.
4417 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4419 * hard-reg-set.h: Remove the corresponding declarations.
4421 * tree-cfg.c (verify_stmts): Check that
4422 bb_for_stmt (stmt) == bb for every PHI node and statement.
4424 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4426 * config.gcc: Remove excess indentation.
4427 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4429 2005-03-13 Roger Sayle <roger@eyesopen.com>
4432 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4433 * fold-const.c (fold_sign_changed_comparison): Likewise.
4434 (fold_binary): Optimize comparisons against widened operands if
4435 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4437 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4439 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4440 (sparc_override_options): Initialize it.
4441 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4443 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4445 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4446 (reg_or_none500mem_operand): New predicate.
4447 (zero_reg_mem_operand): New predicate.
4448 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4449 to reg_or_none500mem_operand.
4450 (extendsfdf2_fpr): Add MEM alternative.
4451 (extenddftf2_internal): Change operand2 predicate to
4452 zero_reg_mem_operand.
4454 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4456 * ggc-zone.c: Rewritten.
4458 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4460 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4461 * config.in: Regenerated.
4462 * configure: Regenerated.
4463 * gengtype.c (write_types_process_field, write_func_for_structure):
4464 Pass new argument to gt_pch_note_object.
4465 * ggc-common.c (struct ptr_data): Add TYPE.
4466 (gt_pch_note_object): Take TYPE argument and save it.
4467 (call_count): Update call to ggc_pch_count_object.
4468 (call_alloc): Update call to ggc_pch_alloc_object.
4469 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4471 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4472 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4473 (ggc_alloc_zone_stat): Delete.
4474 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4475 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4476 (ggc_pch_alloc_object): Update prototypes.
4477 (garbage_zone): Delete.
4478 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4479 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4481 (tree_id_zone): New variable.
4482 (ggc_alloc_cleared_zone): Remove unused.
4483 (ggc_alloc_zone): Define.
4484 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4485 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4486 ggc_alloc_zone_stat.
4487 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4488 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4489 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4490 (make_node_stat): Likewise. Use tree_id_zone.
4492 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4493 Joseph S. Myers <joseph@codesourcery.com>
4495 * configure.ac: Check for MIPS TLS.
4496 * configure: Regenerated.
4497 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4498 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4499 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4500 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4501 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4502 (mips_classify_symbol, mips_symbolic_constant_p)
4503 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4504 (mips_tls_operand_p, mips_call_tls_get_addr)
4505 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4506 (mips_tls_symbol_ref_1): New functions.
4507 (mips_legitimize_address, mips_legitimize_const_move): Call
4508 mips_legitimize_tls_address.
4509 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4511 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4512 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4513 (mips_char_to_class): Document V1_REG.
4514 (HAVE_AS_TLS): Provide default.
4515 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4517 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4519 (tls_get_tp_<mode>): New instruction.
4521 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4523 * configure.ac: Update checks for target tools.
4524 * configure: Regenerated.
4526 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4528 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4530 2005-03-13 Roger Sayle <roger@eyesopen.com>
4532 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4533 more classes of DImode multiplication by constant. Allow both
4534 multiplication by small negative constants (by performing a
4535 multiplication by a positive constant and negating the result) and
4536 multiplications by large powers of two, by using a left shift.
4538 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4540 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4541 of basic blocks into work_stack.
4543 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4544 config/mips/vr.h: Update copyright.
4546 * c-decl.c (c_init_decl_processing): Remove useless calls to
4547 build_function_type.
4549 * builtins.c (fold_trunc_transparent_mathfn,
4550 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4551 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4552 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4553 fold_builtin_strcpy, fold_builtin_strncpy,
4554 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4557 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4560 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4561 variable determinant.
4563 * tree-cfg.c (group_case_labels): Remove local variable type.
4565 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4568 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4571 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4574 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4575 (*movmemqi_insn): Delete.
4576 (*movmemhi): Delete.
4578 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4580 * builtins.c (fold_builtin_classify): Take decomposed
4581 arguments of CALL_EXPR.
4582 (fold_builtin_1): Update a call to fold_builtin_classify.
4584 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4587 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4588 through into call to parser_xref_tag after parse error.
4589 (c_parser_struct_declaration): Consistently return NULL_TREE on
4592 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4594 * tree-flow-inline.h (ref_contains_array_ref): New function.
4595 (lookup_subvars_for_var): Ditto.
4596 (get_subvars_for_var): Ditto.
4597 (var_can_have_subvars): Ditto.
4599 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4600 (struct subvar): New type.
4602 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4604 * tree-optimize.c (init_tree_optimization_passes): Call
4605 pass_create_structure_vars.
4607 * tree-ssa-alias.c: Include vec.h.
4608 (init_alias_info): Don't auto-clear call clobbered on struct-field
4610 (compute_flow_insensitive_aliasing): Handle subvars.
4611 (group_aliases): Handle STRUCT_FIELD aliases.
4612 (setup_pointers_and_addressables): Ditto.
4613 Don't mark variables non-addressable if they still have
4614 addressable subvars.
4615 Also mark subvars addressable when the real variable is marked
4617 (add_pointed_to_var): Try to prune the pointed-to set by only
4618 pointing to subvars when possible.
4619 Otherwise, make sure we set addresses_needed and pt_vars to
4620 properly include subvars.
4621 (bitpos_of_field): New function.
4622 (push_fields_onto_fieldstack): Ditto.
4623 (get_or_create_used_part_for): Ditto.
4624 (create_overlap_variables_for): Ditto.
4625 (find_used_portions): Ditto.
4626 (create_structure_vars): Ditto.
4627 (pass_create_structure_vars): New structure.
4629 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4630 (get_expr_operands): Handle subvars. Also try to turn
4631 COMPONENT_REF accesses into must-defs now that we can accurately
4633 (note_addressable): Try to only mark as addressable those subvars
4634 we know a COMPONENT_REF touches.
4635 (overlap_subvar): New function.
4637 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4638 Handle subvar storing.
4639 (vect_address_analysis): Update caller of vect_object_analysis.
4641 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4643 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4644 (STMT_VINFO_SUBVARS): New macro.
4646 * common.opts: add flag_tree_salias.
4648 * opts.c (decode_options): flag_tree_salias defaults to on.
4650 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4652 * doc/tree-ssa.texi: Document structural alias analysis.
4654 2005-03-12 Steven Bosscher <stevenb@suse.de>
4656 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4657 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4658 * tree-ssa-operands.c (get_expr_operands): Likewise.
4659 (get_expr_operands): Likewise for ERROR_MARK.
4661 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4663 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4666 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4669 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4670 (mark_operand_necessary): Remove local variable ver.
4672 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4673 variable prefix_len.
4675 * value-prof.c (mod_subtract_transform): Remove local variable
4678 * builtins.c (fold_builtin_exponent): Take decomposed
4679 arguments of CALL_EXPR.
4680 (fold_builtin_1): Update a call to fold_builtin_exponent.
4682 * builtins.c (fold_builtin_logarithm): Take decomposed
4683 arguments of CALL_EXPR.
4684 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4686 * c-decl.c (c_init_decl_processing): Remove local variables
4687 ptr_ftype_void and ptr_ftype_ptr.
4689 * gimplify.c (gimplify_expr): Remove local variables r0 and
4692 * reg-stack.c (move_for_stack_reg): Remove local variable
4694 (compare_for_stack_reg): Remove local variable flags_user.
4695 (convert_regs_1): Remove local variable deleted.
4697 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4699 (combine_blocks): Remove local variables exits and new_e.
4701 * tree-inline.c (expand_call_inline): Remove local variable
4704 * tree-ssa-live.c (create_ssa_var_map,
4705 calculate_live_on_entry): Remove local variable snn.
4707 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4709 * c-lex.c (c_lex_with_flags): Add parameter to call to
4712 2005-03-11 Per Bothner <per@bothner.com>
4714 * c-tree.h (struct c_declarator): New id_loc field.
4715 * c-pragma.h (c_lex_with_flags): Take position reference.
4716 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4717 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4718 (c_lex): Pass dummy location to c_lex_with_flags.
4719 * c-parser.c (c_lex_one_token): Set c_token's location using
4720 c_lex_with_flags, instead of input_location, which might be "ahead".
4721 (c_parser_direct_declarator): Set declarator's id_loc from
4723 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4724 declarator's id_loc, rather than probably-imprecise input_location.
4725 (build_id_declarator): Initialize c_declarator's id_loc field.
4727 2005-03-11 Roger Sayle <roger@eyesopen.com>
4730 * builtins.c (expand_builtin_signbit): Force the signbit's word
4731 into an integer register to avoid SUBREGs of floating point modes.
4733 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4735 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4736 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4737 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4738 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4740 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4742 PR rtl-optimization/20306
4743 * expr.c (emit_move_complex): Set try_int false if mode is
4744 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4745 emit_block_move if try_int is true.
4747 2005-03-11 Richard Henderson <rth@redhat.com>
4750 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4751 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4754 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4756 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4757 (TARGET_FIX_VR4130): New macro.
4758 (TARGET_OPTIONS): Add -mfix-vr4130.
4759 (ISA_HAS_MACCHI): New macro.
4760 (ASM_SPEC): Add -mfix-vr4130.
4761 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4762 (override_options): Handle mips_fix_vr4130_string.
4763 (mips_avoid_hazards): Clear all_noreorder_p
4764 if we're working around VR4130 errata and the macc alternatives
4766 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4767 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4768 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4769 (MULTILIB_DEFAULTS): Remove leading "march=".
4770 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4771 if no architecture option is given.
4772 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4774 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4775 * doc/invoke.texi: Document -mfix-vr4130.
4777 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4779 * config/mips/mips.c (override_options): Only warn about -mint64
4780 deprecation if TARGET_INT64.
4782 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4784 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4785 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4786 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4787 are non-specific regarding the nonnull parameter positions.
4788 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4789 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4790 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4791 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4793 * builtins.def: Use the non-specific "nonnull" attibute lists.
4795 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4797 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4798 single_pred_edge, single_succ, single_pred): Improve comments.
4800 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4802 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4803 single_pred_edge, single_succ, single_pred): New inline functions.
4804 * bb-reorder.c (rotate_loop, find_traces_1_round,
4805 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4806 duplicate_computed_gotos): Use the single_succ/pred functions.
4807 * cfganal.c (forwarder_block_p): Ditto.
4808 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4809 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4810 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4811 merge_seq_blocks): Ditto.
4812 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4813 * cfglayout.c (fixup_reorder_chain): Ditto.
4814 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4815 canonicalize_loop_headers, verify_loop_structure): Ditto.
4816 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4817 mfb_update_loops, create_preheader, force_single_succ_latches,
4818 create_loop_notes): Ditto.
4819 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4820 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4821 commit_one_edge_insertion, purge_dead_edges,
4822 cfg_layout_can_merge_blocks_p): Ditto.
4823 * except.c (sjlj_emit_function_enter): Ditto.
4824 * flow.c (init_propagate_block_info): Ditto.
4825 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4826 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4827 insert_insn_end_bb): Ditto.
4828 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4829 find_if_case_2): Ditto.
4830 * lambda-code.c (perfect_nestify): Ditto.
4831 * lcm.c (optimize_mode_switching): Ditto.
4832 * loop-doloop.c (doloop_modify): Ditto.
4833 * loop-init.c (loop_optimizer_init): Ditto.
4834 * loop-iv.c (simplify_using_initial_values): Ditto.
4835 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4836 * loop-unswitch.c (unswitch_loop): Ditto.
4837 * modulo-sched.c (generate_prolog_epilog): Ditto.
4838 * predict.c (combine_predictions_for_insn, estimate_probability,
4839 tree_estimate_probability, last_basic_block_p,
4840 estimate_bb_frequencies): Ditto.
4841 * profile.c (branch_prob): Ditto.
4842 * regrename.c (copyprop_hardreg_forward): Ditto.
4843 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4844 * tracer.c (layout_superblocks): Ditto.
4845 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4846 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4847 cleanup_control_expr_graph, disband_implicit_edges,
4848 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4849 tree_verify_flow_info, tree_make_forwarder_block,
4850 tree_forwarder_block_p, remove_forwarder_block,
4851 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4852 * tree-if-conv.c (tree_if_conversion): Ditto.
4853 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4854 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4855 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4856 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4857 copy_loop_headers): Ditto.
4858 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4859 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4860 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4861 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4862 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4863 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4864 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4865 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4866 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4867 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4868 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4869 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4870 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4871 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4872 slpeel_add_loop_guard): Ditto.
4874 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4876 PR tree-optimization/15784
4877 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4880 * stmt.c (expand_case): Don't change index_type. Convert minval
4883 PR tree-optimization/20130
4884 * fold-const.c (fold): Fold x * -1 into -x.
4886 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4888 PR rtl-optimization/20331
4889 * rtlanal.c (modified_between_p): Check its address first for MEM.
4890 (modified_in_p): Likewise.
4892 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4894 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4896 2005-03-10 Steven Bosscher <stevenb@suse.de>
4898 * expr.c (expand_expr_real_1): If possible, use a conditional
4899 move for expanding MIN_EXPR and MAX_EXPR.
4900 Use temp for moving around rtx-en.
4902 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4905 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4908 2005-03-10 Roger Sayle <roger@eyesopen.com>
4910 * builtins.c (expand_builtin_signbit): Extend to handle floating
4911 point modes wider than the largest integer type, using the
4912 operand_subword_force function to obtain the signbit's word.
4914 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4917 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4918 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4920 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4922 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4924 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4926 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4928 (perform_edge_inserts): Unconditionally call
4929 free_dominator_info.
4931 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4933 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4935 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4937 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4939 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4941 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4943 (rtl_register_value_prof_hooks,
4944 tree_value_profile_transformations,
4945 tree_register_value_prof_hooks): Likewise.
4946 * var-tracking.c (stack_adjust_offset_pre_post,
4947 variable_htab_free, variable_union, dataflow_set_different_2,
4948 count_uses, variable_was_changed, set_frame_base_location,
4949 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4950 vt_add_function_parameters): Likewise.
4951 * varasm.c (named_section_real, named_section, make_decl_rtl,
4952 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4953 const_hash_1, compare_constant, copy_constant, force_const_mem,
4954 output_constant_pool_2, output_constant_pool_1, output_constant,
4955 output_constructor, make_decl_one_only, decl_tls_model,
4956 default_no_named_section, default_elf_select_section_1,
4957 default_unique_section_1): Likewise.
4958 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4959 * vmsdbgout.c (addr_const_to_string): Likewise.
4962 * function.c (struct assign_parm_data_one): Remove last_named
4964 (assign_parm_find_data_types): Don't determine last_named.
4965 Reorder named_parm determination.
4966 (assign_parms): Only setup varargs on the last non-varadic
4969 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4971 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4972 sda base address on medium model.
4974 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4976 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4977 * cfgloop.c (flow_loop_nodes_find): Export.
4978 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4980 * cfgloopmanip.c (fix_loop_structure): New function.
4981 * predict.c (predict_loops): Clean up the loops information.
4982 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4983 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4985 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4986 (rewrite_into_loop_closed_ssa): Declaration changed.
4987 * tree-loop-linear.c (linear_transform_loops): Add argument to
4988 rewrite_into_loop_closed_ssa call.
4989 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4990 * tree-ssa-loop-im.c (move_computations): Ditto.
4991 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4992 * tree-vectorizer.c (vectorize_loops): Ditto.
4993 * tree-optimize.c: Include cfgloop.h.
4994 (execute_todo): Choose whether to call cleanup_tree_cfg or
4995 cleanup_tree_cfg_loop.
4996 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4997 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4998 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4999 cleanup_tree_cfg_loop call.
5000 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5001 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5002 work on part of cfg.
5004 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5007 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5008 with multiple alternatives.
5010 * stmt.c (parse_output_constraint): Fix a typo.
5012 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5014 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5015 assembly directive instead of deprecated "no-generics".
5017 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5019 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5020 for non-offsettable memory references to cope with outstanding reload
5022 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5023 avoid losing outstanding address reloads.
5024 ("reload_outdi", "reload_outdf"): Likewise.
5026 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5028 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5029 code. Add more cbrt transformations.
5031 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5033 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5035 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5037 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5038 NULL_TREE when a given tree is not simplified.
5039 (fold): Return the original tree when any of the functions
5040 mentioned above NULL_TREE.
5042 * fold-const.c (fold_unary, fold_binary): Take decomposed
5043 arguments, code, type, op0, and op1 in case of fold_binary.
5044 (fold): Update calls to fold_unary and fold_binary.
5046 2005-03-09 Roger Sayle <roger@eyesopen.com>
5048 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5049 a fndecl and an arglist instead of a CALL_EXPR, exp.
5051 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5053 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5055 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5057 * expr.c (expand_assignment): Remove orig_to_rtx.
5059 * fold-const.c (int_const_binop): Remove no_overflow.
5061 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5063 * loop-iv.c (get_biv_step_1): Remove lhs.
5065 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5067 * real.c (real_nan): Remove neg.
5069 * function.c (thread_prologue_and_epilogue_insns): Remove i
5072 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5075 * tree-eh.c (tree_could_trap_p): Remove idx.
5077 * tree-into-ssa.c (ann): Remove ann.
5079 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5081 * tree-sra.c (decide_block_copy): Remove inst_count.
5083 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5085 * tree-ssa-loop-im.c (lhs): Remove.
5087 * cfgbuild.c (state, STATE, SET_STATE,
5088 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5090 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5091 (find_basic_blocks): Set the state of each basic block to
5094 2005-03-08 Jeff Law <law@redhat.com>
5096 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5097 goto results in the removal of edges in the CFG, then we need
5098 to recompute dominators.
5100 2005-03-09 Ben Elliston <bje@au.ibm.com>
5102 * c-common.c (c_do_switch_warnings): Comment fix.
5104 2005-03-08 Julian Brown <julian@codesourcery.com>
5106 * Patch from 2005-03-08 reverted for causing regressions and
5107 ppc-darwin bootstrap failure.
5109 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5111 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5112 Define the real function for ppc-darwin.
5113 * c-typeck.c (convert_arguments): Check for target-specific
5114 invalid argument call to unprototyped function.
5115 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5117 * target.h (invalid_arg_for_unprototyped_fn): New field
5119 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5120 default target hook.
5121 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5124 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5126 * c-typeck.c (constructor_stack, constructor_range_stack,
5127 initializer_stack): Make them static.
5129 * cfg.c (rbi_pool): Make it static.
5131 * gimple-low.c (lower_stmt_body): Make it static.
5132 * tree-flow.h: Remove the corresponding prototype. Don't
5135 * sched-deps.c (cache_size): Make it static.
5137 * stor-layout.c (lang_adjust_rli): Make it static.
5139 2005-03-08 Julian Brown <julian@codesourcery.com>
5141 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5142 from being used for symbols with vague linkage when
5143 HAVE_GAS_COMDAT_GROUP is true.
5145 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5147 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5148 nlabel == JUMP_LABEL (jump).
5150 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5152 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5153 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5154 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5155 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5157 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5160 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5161 * c-common.c (handle_returns_twice): New function.
5162 (c_common_attribute_table): Declare eturns_twice' attribute.
5163 * doc/extend.texi: Document eturns_twice' attribute.
5164 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5165 (struct tree_decl): Add returns_twice_flag.
5167 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5169 * tree-ssa-phiopt.c: Fix a comment typo.
5171 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5172 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5173 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5176 2005-03-08 Richard Henderson <rth@redhat.com>
5178 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5179 builtin codes with ctzdi2, clzdi2, popcountdi2.
5180 (struct alpha_builtin_def): Add is_const.
5181 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5182 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5183 (alpha_init_builtins): Init them. Set nothrow and const attributes
5185 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5186 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5187 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5188 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5189 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5190 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5191 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5192 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5193 (TARGET_FOLD_BUILTIN): New.
5194 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5195 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5197 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5199 2005-03-08 Ira Rosen <irar@il.ibm.com>
5201 PR tree-optimization/20122
5202 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5203 condition of access function instead of base.
5205 2005-03-07 Jeff Law <law@redhat.com>
5206 Steven Bosscher <stevenb@suse.de>
5208 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5209 (find_taken_edge): Call find_taken_edge_computed_goto as
5210 appropriate. Allow any gimple invariant rather than just
5211 INTEGER_CST for VAL.
5212 (cleanup_control_flow): Cleanup a computed goto which has turned
5214 (tree_merge_blocks): If block B has any forced labels, move
5215 them to the start of block A.
5216 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5217 computed gotos as well.
5218 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5219 removal of unnecessary computed gotos too.
5220 (lookup_redirection_data): Fix type of INSERT argument. Callers
5223 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5225 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5226 Remove trailing spaces.
5228 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5229 unshare_all_trees): Make them static.
5230 * tree-gimple.h: Remove the corresponding prototypes.
5232 * diagnostic.h: Remove unused prototype
5233 debug_output_buffer.
5234 * modulo-sched.c: Remove unused prototype
5235 set_row_column_for_ps.
5237 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5238 replace_phi_edge_with_variable): Remove unused variable i.
5240 2005-03-07 Per Bothner <per@bothner.com>
5242 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5244 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5247 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5248 bbs on the COND_EXPR instead of the PHI_NODEs.
5249 (candidate_bb_for_phi_optimization): Remove.
5250 (replace_phi_with_stmt): Rename to ...
5251 (replace_phi_edge_with_variable): this and change so that we
5252 replace the phi argument instead of removing the PHI.
5253 (conditional_replacement): Change so we deal with PHI with more
5255 (value_replacement): Likewise.
5256 (abs_replacement): Likewise.
5258 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5260 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5261 output_e500_flip_gt_bit.
5263 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5265 (rs6000_generate_compare): Fix logic to look at the correct bits.
5266 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5268 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5269 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5270 gen_move_from_CR_gt_bit.
5272 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5273 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5274 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5276 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5277 (E500_CR_IOR_COMPARE): New constant.
5279 2005-03-08 Earl Chew <earl_chew@agilent.com>
5280 David Billinghurst <David.Billinghurst@riotinto.com>
5282 * config/i386/host-cygwin.c: New file to support precompiled
5284 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5285 * config.host: Use above files for cygwin host.
5287 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5289 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5290 ordering ops from earlier change.
5292 2005-03-07 Per Bothner <per@bothner.com>
5294 Various fixes to allow us to again build if --enable-mapped-location:
5295 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5296 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5297 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5298 local variable loc. Change logic appropriately.
5299 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5300 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5301 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5302 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5303 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5305 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5307 PR rtl-optimization/19683
5308 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5309 number of bytes, to smallest_int_for_mode. Fix arguments to
5310 REG_CANNOT_CHANGE_MODE_P.
5312 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5314 * reorg.c (relax_delay_slots): Check that the jump is
5315 conditional before trying to invert it.
5317 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5319 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5322 * calls (stack_arg_under_construction): Make it static.
5324 * flow.c (regs_live_at_setjmp): Make it static.
5325 * flow.h: Remove the corresponding prototype.
5327 * reload1.c (reload_startobj, reload_firstobj,
5328 something_needs_operands_changed, reload_inherited,
5329 reload_inheritance_insn, reload_override_in,
5330 reload_spill_index): Make them static.
5332 * recog.c (verify_changes): Make it static.
5333 * recog.h: Remove the corresponding prototype.
5335 * cfgbuild.c (find_sub_basic_blocks): Remove.
5336 * basic-block.h: Remove the corresponding prototype.
5337 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5339 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5341 * tree-ssa-operands.c (check_build_stmt): Remove.
5343 * stor-layout.c (set_alignment): Remove.
5344 * tree.h: Remove the corresponding prototype.
5346 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5348 * tree-ssa-dce.c (control_dependence_map,
5349 visited_control_parents): Make them static.
5351 * cfghooks.c (verify_flow_info): Remove local variable
5354 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5357 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5359 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5361 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5363 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5365 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5366 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5367 PARALLEL for an empty structure.
5369 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5371 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5373 * fold-const.c (fold_binary): Unroll the very first "for"
5376 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5378 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5379 redundant match_code test.
5380 (scc_comparison_operator): Swap match_operand and match_code
5382 (branch_positive_comparison_operator): Same.
5383 (trap_comparison_operator): Use comparison_operator and swap with
5386 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5389 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5390 (out_movhi_r_mr): Read low byte of volatile MEM first.
5391 (out_movhi_mr_r): Write high byte of volatile MEM first.
5393 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5395 * cselib.c (reg_values, reg_values_size): Make them static.
5397 * cse.c (cse_reg_info_table): Make it static.
5399 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5401 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5403 * cse.c (find_best_addr): Use canon_for_address.
5405 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5407 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5408 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5409 SUBREG and MEM, respectively.
5411 * fold-const.c (fold_binary): Use code instead of t.
5413 * fold-const.c (optimize_minmax_comparison): Take decomposed
5414 arguments code, type, op0, and op1 instead of t.
5415 (fold_binary): Update a call to optimize_minmax_comparison.
5417 * fold-const.c (fold_range_test): Take decomposed arguments
5418 code, type, op0, and op1 instead of t.
5419 (fold_binary): Update a call to fold_range_test.
5421 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5422 decomposed arguments code, type, op0, and op1 instead of t.
5423 (fold_binary): Update a call to fold_range_test.
5425 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5427 * fold-const.c (fold_binary): Avoid directly using the original
5428 expression t as much as possible.
5430 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5432 * c-semantics.c (build_stmt): Use TYPE_P instead of
5433 IS_NON_TYPE_CODE_CLASS.
5434 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5435 (NON_TYPE_CHECK): Use TYPE_P instead of
5436 IS_NON_TYPE_CODE_CLASS.
5438 * fold-const.c (fold): Remove handling of binary expressions.
5440 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5442 * doc/c-tree.texi: Wrap comments in @r{}.
5443 * doc/cpp.texi: Likewise.
5444 * doc/cppinternals.texi: Likewise.
5445 * doc/extend.texi: Likewise.
5446 * doc/md.texi: Likewise.
5447 * doc/objc.texi: Likewise.
5448 * doc/sourcebuild.texi: Likewise.
5449 * doc/tm.texi: Likewise.
5452 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5454 * predict.c (apply_return_prediction): Standardize PHI chain
5456 * tree-ssa.c (ssa_redirect_edge): Likewise.
5458 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5459 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5462 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5463 * tree-flow.h: Adjust the prototype for remove_phi_node.
5464 * lambda-code.c (perfect_nestify): Adjust a call to
5467 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5468 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5470 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5471 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5472 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5473 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5475 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5476 of GEN_INT (trunc_int_for_mode (...)).
5477 * loop-iv.c (iv_number_of_iterations): Likewise.
5478 * postreload.c (reload_cse_move2add): Likewise.
5479 * simplify-rtx.c (simplify_const_unary_operation,
5480 simplify_const_binary_operation): Likewise.
5481 * stor-layout.c (get_mode_bounds): Likewise.
5483 * fold-const.c (fold_binary): New.
5484 (fold): Call fold_binary on binary expressions.
5486 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5488 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5489 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5490 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5491 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5492 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5494 2005-03-04 Devang Patel <dpatel@apple.com>
5496 PR tree-optimization/18815
5497 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5498 loops with zero exit edges.
5500 2005-03-04 Devang Patel <dpatel@apple.com>
5502 * doc/invoke.texi: Remove reference to webpage that does not exist.
5504 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5505 Joseph S. Myers <joseph@codesourcery.com>
5508 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5509 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5510 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5511 * pa.c (get_plabel): Change argument to symbol_ref. Call
5512 maybe_get_identifier instead of get_identifier.
5513 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5514 (struct deferred_plabel): Replace name field with symbol field.
5515 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5516 ASM_OUTPUT_EXTERNAL_REAL is defined.
5517 (output_global_address): Use output_addr_const for output of all
5519 (output_deferred_plabels): Use symbol_ref instead of name for address
5521 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5522 ASM_OUTPUT_SYMBOL_REF): New macros.
5523 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5525 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5528 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5530 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5531 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5533 2005-03-04 Jeff Law <law@redhat.com>
5535 * basic-block.h (rediscover_loops_after_threading): Declare.
5536 * tree-ssa-dom.c: Include cfgloop.h.
5537 (tree_ssa_dominator_optimize): Discover loops and some basic
5538 properties. Remove forwarder blocks recreated by loop header
5539 canonicalization. Also mark backedges in the CFG.
5540 * tree-ssa-threadupdate.c: Include cfgloop.h
5541 (rediscover_loops_after_threading): Define.
5542 (struct local_info): New field, JUMP_THREADED.
5543 (prune_undesirable_thread_requests): New function.
5544 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5545 then record that fact for the callers of redirct_edges.
5546 (thread_block): If BB has incoming backedges, then call
5547 prune_undesirable_thraed_requests. Note when we are
5548 going to have to rediscover loop information. Return a
5549 boolean indicating if any jumps were threaded.
5550 (thread_through_all_blocks): Bubble up boolean indicating
5551 if any jumps were threaded.
5552 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5553 (tree-ssa-threadupdate.o): Similarly.
5555 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5557 * fold-const.c (fold_ternary): Unroll the "for" loop to
5560 2005-03-04 Andrew Haley <aph@redhat.com>
5562 * unwind-dw2-fde-glibc.c (struct
5563 unw_eh_callback_data.check_cache): New field.
5564 (frame_hdr_cache): New.
5565 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5566 Cache frame header info.
5568 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5570 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5571 (print_c_condition): Declare.
5572 * read-rtl.c (ptr_loc): New structure.
5573 (ptr_locs, ptr_loc_obstack, joined_conditions)
5574 (joined_conditions_obstack): New variables.
5575 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5576 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5577 (join_c_conditions, print_c_condition): New functions.
5578 (apply_macro_to_string): Associate the new string with the same
5579 source location as the old one.
5580 (add_condition_to_string): Use join_c_conditions.
5581 (read_string): Use set_rtx_ptr_loc to record a filename and line
5582 number for the string.
5583 (read_rtx): Initialize the new variables above.
5584 * genattrtab.c (write_test_expr, write_attr_value): Use
5586 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5587 comment above the GCC_VERSION check.
5588 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5589 Inline the definition of MAYBE_EVAL.
5590 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5591 * genoutput.c (process_template): Likewise.
5592 * genpreds.c (write_predicate_subfunction): Likewise.
5593 (write_predicate_expr): Use print_c_condition.
5594 * genrecog.c (write_cond): Likewise.
5595 * gensupport.c (process_rtx): Use join_c_conditions to join the
5596 conditions of a define_insn_and_split. Record a source location
5597 for the string after the "&&".
5598 (alter_test_for_insn): Use join_c_conditions.
5600 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5603 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5604 PR tree-optimization/15784
5605 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5608 2005-03-04 Ben Elliston <bje@au.ibm.com>
5610 * gcc.c (option_map): Add --coverage.
5611 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5612 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5613 * config/darwin.h: Pass -lgcov for `coverage'.
5614 * doc/invoke.texi (Debugging Options): Document --coverage.
5616 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5618 * gcse.c (bypass_block): Use find_edge wherever possible.
5620 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5624 * c-opts.c (c_common_parse_file): Call start_source_file
5625 and end_source_file at the approriate times.
5627 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5628 the main file, it will be done for us now.
5630 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5632 * fold-const.c (fold_ternary): New.
5633 (fold): Call fold_ternary on ternary expressions. Remove
5634 handling of ternary expressions.
5636 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5638 PR tree-optimization/15784
5639 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5642 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5644 * config/rs6000/predicates.md (branch_comparison_operator):
5645 Convert from C block to conditional format.
5647 2005-03-03 Jan Hubicka <jh@suse.cz>
5649 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5650 and non-constant public variables.
5652 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5654 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5657 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5660 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5661 calls to release_ssa_name and release_phi_node.
5663 * fold-const.c (fold): Remove handling of unary expressions.
5665 * fold-const.c (fold_unary): Avoid directly using the original
5666 expression t as much as possible.
5668 2005-03-03 Roger Sayle <roger@eyesopen.com>
5669 Andrew Pinski <pinskia@physics.uc.edu>
5671 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5672 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5674 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5676 Describe special registers SRP and MOF as allocatable registers.
5677 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5678 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5679 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5680 TARGET_HAS_MUL_INSNS.
5681 (cris_print_operand) <case 'd'>: New case.
5682 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5683 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5685 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5686 (REG_ALLOC_ORDER): Update for MOF.
5687 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5689 (GENERAL_REGS): No longer a define of ALL_REGS.
5690 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5691 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5693 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5694 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5695 (SECONDARY_RELOAD_CLASS): Define.
5696 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5697 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5698 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5699 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5700 (REGISTER_MOVE_COST): Define.
5701 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5702 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5703 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5704 (CRIS_MOF_REGNUM): New define_constants.
5705 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5707 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5709 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5710 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5711 Adjust for MOF being properly described as a register.
5712 (indir_to_reg_split): Name this split. Conditionalize on the
5713 destination register being a general register.
5714 (movei): Conditionalize on on operands 0 and 1 having the same
5717 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5720 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5721 -mcpu to override any other explicitly given flags.
5723 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5725 * recog.c (verify_changes, confirm_change_group): New functions,
5726 broken out of apply_change_group.
5727 (apply_change_group): Use them.
5728 * recog.h (verify_change, confirm_change_group): Declare.
5729 * rtl.h (redirect_jump_2): Declare.
5730 * jump.c (redirect_exp, invert_exp): Delete.
5731 (invert_exp_1): Take second parameter. Return value. Changed caller.
5732 (redirect_jump_2): New function, broken out of redirect_jump.
5733 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5734 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5735 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5737 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5739 * varasm.c (named_section): Use xstrdup rather than doing it by
5742 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5744 2005-03-02 Devang Patel <dpatel@apple.com>
5746 Undo PR tree-optimization/18815 fix.
5748 2005-03-02 Devang Patel <dpatel@apple.com>
5750 PR tree-optimization/18815
5751 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5752 loops with zero exit edges.
5754 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5756 * cfg.c (connect_src, connect_dest, disconnect_src,
5757 disconnct_dest): New.
5758 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5759 redirect_edge_pred): Use the new functions.
5761 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5762 free_dominance_info only when needed.
5764 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5767 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5768 (reg_or_sub_cint64_operand): Same.
5770 2005-03-02 Jeff Law <law@redhat.com>
5772 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5773 CFG_ALTERED in the main DOM iteration loop.
5775 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5778 * varasm.c (initializer_constant_valid_p): Allow conversions
5779 between OFFSET_TYPEs. Tidy.
5781 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5783 * config/cris/cris.md ("return"): Remove epilogue delay list
5786 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5788 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5790 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5792 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5794 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5795 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5796 config/m68k/m68k.c, config/mips/mips.h,
5797 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5798 doc/include/gcc-common.texi: Update copyright.
5800 PR middle-end/18029 and PR middle-end/18030
5801 * expr.c (optimize_bitfield_assignment_op): Add a special case
5802 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5804 * fold-const.c (fold_unary): New.
5805 (fold): Call fold_unary on unary expressions.
5807 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5809 * cgraph.h (struct cgraph_edge): Add prev_caller and
5811 (cgraph_node_remove_callees): Export.
5812 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5814 (cgraph_edge_remove_callee): New function.
5815 (cgraph_edge_remove_caller): Likewise.
5816 (cgraph_remove_edge): Use.
5817 (cgraph_redirect_edge_callee): Likewise.
5818 (cgraph_node_remove_callees): New function.
5819 (cgraph_node_remove_callers): Likewise.
5820 (cgraph_remove_node): Use.
5821 * tree-optimize.c (tree_rest_of_compilation): Use
5822 cgraph_node_remove_callees instead of manual loop.
5823 * cgraphunit.c (cgraph_finalize_function): Likewise.
5824 (cgraph_expand_function): Likewise.
5825 (cgraph_remove_unreachable_nodes): Likewise.
5827 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5830 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5832 * c-decl.c (undeclared_variable): Take location as argument.
5833 * c-typeck.c (build_external_ref): Likewise.
5834 * c-parser.c (c_parser_postfix_expression): Pass location of
5835 identifier to build_external_ref.
5837 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5839 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5840 CCEQ mode for branch_positive_comparison_operator test.
5841 * config/rs6000/predicates (branch_comparison_operator): Revert to
5843 (scc_comparison_operator): Same.
5844 (branch_positive_comparison_operator): Same.
5846 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5848 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5849 (cris_delay_slots_for_epilogue): Remove.
5850 (save_last): Move into cris_target_asm_function_epilogue.
5851 (cris_target_asm_function_epilogue): Remove tests for file being
5853 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5854 (cris_delay_slots_for_epilogue): Remove prototypes.
5855 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5856 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5858 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5860 * config/rs6000/predicates.md (branch_comparison_operator): Change
5861 to define_special_predicate.
5862 (scc_comparison_operator): Same.
5863 (branch_positive_comparison_operator): Same.
5865 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5867 * Makefile.in (tree-ssa-sink.o): New.
5868 (OBJS-common): Add tree-ssa-sink.o.
5869 * common.opt: Add -ftree-sink
5870 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5871 * timevar.def (TV_TREE_SINK): new timevar.
5872 * tree-flow.h (is_hidden_global_store): Prototype.
5873 * tree-optimize.c (init_tree_optimization_passes): Add
5875 * tree-pass.h (pass_sink_code): New.
5876 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5877 for non-obvious global store store to is_hidden_global_store, and
5878 call that new function.
5879 * tree-ssa-sink.c: New file.
5880 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5881 * doc/passes.texi: Document forward store motion.
5882 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5883 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5884 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5885 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5887 2005-03-01 Per Bothner <per@bothner.com>
5889 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5890 and we have a non-zero column-number, add it to the message.
5891 Also factor out the diagnostic_kind_text.
5893 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5895 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5896 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5897 flow_loop_scan): Removed.
5898 (flow_loop_dump): Do not dump removed fields.
5899 (flow_loop_free): Do not free removed fields.
5900 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5901 (loop_exit_edge_p): New function.
5902 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5903 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5904 num_exits, exits_doms.
5905 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5906 LOOP_EDGES, LOOP_ALL): Removed.
5907 (flow_loop_scan): Declaration removed.
5908 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5909 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5911 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5912 (if_convert): Call flow_loops_find and flow_loops_free
5913 when calling mark_loop_exit_edges.
5914 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5915 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5916 free_dominance_info calls.
5917 * loop-init.c (flow_loops_find): Ditto.
5918 * passes.c (rest_of_handle_branch_prob): Ditto.
5919 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5920 * loop-unroll.c (analyze_insns_in_loop): Do not use
5922 * predict.c (predict_loops): Do not call flow_loop_scan.
5923 Use get_loop_exit_edges.
5924 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5925 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5926 Do not use EDGE_LOOP_EXIT.
5927 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5928 to bb_with_exit_edge_p.
5929 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5930 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5931 to bb_with_exit_edge_p.
5932 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5934 * tree-loop-linear.c (linear_transform_loops): Do not call
5935 flow_loop_scan. Use loop->single_exit.
5936 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5937 (vect_analyze_loop_form): Do not call flow_loop_scan.
5938 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5940 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5942 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5943 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5944 slpeel_tree_duplicate_loop_to_edge_cfg,
5945 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5946 Use loop_preheader_edge and loop->single_exit. Do not call
5949 2005-03-01 Nick Clifton <nickc@redhat.com>
5951 * config/arm/arm.c (thumb_find_work_register): Check all of the
5952 argument registers to see if they are free, and a couple of
5953 special cases where the last argument register but can be proved
5954 to be available during the function's prologue.
5955 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5956 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5957 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5959 (thumb_compute_save_reg_mask): Likewise. Also use
5960 thumb_find_work_register() to ensure that there is agreement about
5961 which work register is going to be used in the prologue.
5962 (thumb_output_function_prologue): Use unsigned long as the type
5963 for the register bit-mask. Also delay pushing the link register if
5964 other high registers are going to be pushed.
5965 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5966 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5967 redundant prototypes.
5969 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5972 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5973 and after reload in REG+REG indexed addresses without REG_POINTER
5974 set in the base and not set in the index.
5976 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5978 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5979 Don't undefine here.
5980 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5981 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5982 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5983 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5984 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5986 * config.gcc (sh*-*-linux*): Use config/linux.h.
5988 2005-02-28 Dale Johannesen <dalej@apple.com>
5989 Stan Shebs <shebs@apple.com>
5991 Rewrite of 64-bit Darwin structure-by-value pass/return.
5992 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5993 intoffset, use_stack, named.
5994 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5995 (rs6000_darwin64_record_arg_advance_flush): New.
5996 (rs6000_darwin64_record_arg_advance_recurse): New.
5997 (rs6000_darwin64_record_arg_flush): New.
5998 (rs6000_darwin64_record_arg_recurse): New.
5999 (rs6000_darwin64_record_arg): New.
6000 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6001 (function_arg_boundary): Handle 128-bit aligned structs.
6002 (function_arg_advance): Rewrite darwin64 struct handling.
6003 (function_arg): Call rs6000_darwin64_record_arg.
6004 (function_arg_partial_nregs): Handle darwin64 structs.
6005 (rs6000_darwin64_function_value): Remove.
6006 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6008 2005-02-28 Roger Sayle <roger@eyesopen.com>
6010 PR tree-optimization/20216
6011 * tree-chrec.c (tree_fold_factorial): Delete.
6012 (tree_fold_binomial): Change argument list to take a return type
6013 and change the type of K to unsigned int. Rewrite to avoid explicit
6014 evaluation of factorials, and (recursively) calling fold to perform
6015 compile-time arithmetic. Return NULL on (internal) overflow.
6016 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6017 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6018 if any intermediate calculation overflows.
6019 (chrec_apply): Update call to chrec_evaluate.
6021 2005-02-28 James E Wilson <wilson@specifixinc.com>
6023 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6025 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6028 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6029 instead of NULL_TREE on error.
6031 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6033 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6034 (EASY_VECTOR_15_ADD_SELF): Remove.
6035 (num_insns_constant_wide): Not static.
6036 (validate_condition_mode): Not static.
6037 (toc_relative_expr_p): Not static.
6038 (legitimate_indirect_address_p): Not static.
6039 (macho_lo_sum_memory_operand): Not static.
6040 (invalid_e500_subreg): Not static.
6041 (easy_vector_same): Not static.
6042 (easy_vector_splat_const): Not static.
6043 (RS6000_SYMBOL_REF_TLS_P): Remove.
6044 (any_operand): Delete.
6045 (any_parallel_operand): Delete.
6046 (count_register_operand): Delete.
6047 (altivec_register_operand): Delete.
6048 (xer_operand): Delete.
6049 (s8bit_cint_operand): Delete.
6050 (short_cint_operand): Delete.
6051 (u_short_cint_operand): Delete.
6052 (non_short_cint_operand): Delete.
6053 (exact_log2_cint_operand): Delete.
6054 (gpc_reg_operand): Delete.
6055 (cc_reg_operand): Delete.
6056 (cc_reg_not_cr0_operand): Delete.
6057 (reg_or_short_operand): Delete.
6058 (reg_or_neg_short_operand): Delete.
6059 (reg_or_aligned_short_operand): Delete.
6060 (reg_or_u_short_operand): Delete.
6061 (reg_or_cint_operand): Delete.
6062 (reg_or_arith_cint_operand): Delete.
6063 (reg_or_add_cint64_operand): Delete.
6064 (reg_or_sub_cint64_operand): Delete.
6065 (reg_or_logical_cint_operand): Delete.
6066 (got_operand): Delete.
6067 (got_no_const_operand): Delete.
6068 (easy_fp_constant): Delete.
6069 (easy_vector_constant): Delete.
6070 (easy_vector_constant_add_self): Delete.
6071 (zero_constant): Delete.
6072 (zero_fp_constant): Delete.
6073 (volatile_mem_operand): Delete.
6074 (offsettable_mem_operand): Delete.
6075 (mem_or_easy_const_operand): Delete.
6076 (add_operand): Delete.
6077 (non_add_cint_operand): Delete.
6078 (logical_operand): Delete.
6079 (non_logical_cint_operand): Delete.
6080 (mask_operand): Delete.
6081 (mask_operand_wrap): Delete.
6082 (mask64_operand): Delete.
6083 (mask64_2_operand): Delete.
6084 (and64_operand): Delete.
6085 (and64_2_operand): Delete.
6086 (and_operand): Delete.
6087 (reg_or_mem_operand): Delete.
6088 (lwa_operand): Delete.
6089 (symbol_ref_operand): Delete.
6090 (call_operand): Delete.
6091 (current_file_function_operand): Delete.
6092 (input_operand): Delete.
6093 (rs6000_nonimmediate_operand): Delete.
6094 (rs6000_tls_symbol_ref): Delete.
6095 (save_world_operation): Delete.
6096 (restore_world_operation): Delete.
6097 (load_multiple_operation): Delete.
6098 (store_multiple_operation): Delete.
6099 (vrsave_operation): Delete.
6100 (mfcr_operation): Delete.
6101 (mtcrf_operation): Delete.
6102 (lmw_operation): Delete.
6103 (stmw_operation): Delete.
6104 (branch_comparison_operator): Delete.
6105 (branch_positive_comparison_operator): Delete.
6106 (scc_comparison_operator): Delete.
6107 (trap_comparison_operator): Delete.
6108 (boolean_operator): Delete.
6109 (boolean_or_operator): Delete.
6110 (min_max_operator): Delete.
6111 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6112 (EASY_VECTOR_15): Moved to here.
6113 (EASY_VECTOR_15_ADD_SELF): Move to here.
6114 (PREDICATE_CODES): Delete.
6115 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6116 Declare functions no longer static.
6117 * config/rs6000/predicates.md: New.
6118 * config/rs6000/rs6000.md: Include predicates.md
6120 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6122 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6123 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6125 * cfgrtl.c (need_fake_edge_p): Likewise.
6126 * combine.c (distribute_notes): Likewise.
6127 * emit-rtl.c (try_split): Likewise.
6128 * recog.c (peephole2_opimize): Likewise.
6129 * reg-notes.def (ALWAYS_RETURN): Remove.
6130 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6131 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6132 * tree.h (ECF_ALWAYS_RETURN): Remove.
6134 2005-02-28 Roger Sayle <roger@eyesopen.com>
6137 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6138 between different machine modes is never a "useless" conversion.
6140 2005-02-28 Geert Bosch <bosch@gnat.com>
6143 * doc/contrib.texi: List contributors for Ada front end
6145 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6147 * simplify-rtx.c (simplify_unary_operation_1,
6148 simplify_const_unary_operation): New, extracted from...
6149 (simplify_unary_operation): ... this one.
6150 (simplify_binary_operation_1,
6151 simplify_const_binary_operation): New, extracted from...
6152 (simplify_binary_operation): ... this one.
6153 * rtl.h (simplify_const_unary_operation,
6154 simplify_const_binary_operation): Add prototypes.
6156 2005-02-28 Julian Brown <julian@codesourcery.com>
6158 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6159 building libjava and caused PR regression/20228.
6161 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6164 * Makefile.in (host_subdir): New.
6165 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6166 * configure: Regenerate.
6168 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6170 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6171 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6172 installation directory first.
6174 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6177 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6178 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6179 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6180 * config/cris/cris.md: Tweak comments referring to Q.
6181 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6182 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6183 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6184 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6185 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6186 Insert spaces in constraints to align alternatives vertically for
6188 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6191 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6193 PR rtl-optimization/17728
6194 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6195 operand 0 from general_operand to move_dest_operand.
6197 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6199 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6200 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6201 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6202 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6204 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6206 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6207 * configure: Regenerate.
6208 * libada-mk.in: Remove CC; rename
6209 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6211 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6214 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6215 for the lhs, also walk over the tree. Likewise for rhs.
6217 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6219 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6220 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6221 Do not propagate value of iv before increment over the increment.
6223 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6225 * c-parser.c: New file.
6226 * c-parse.in: Remove.
6227 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6229 (c-parser.o): Add dependencies.
6230 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6231 maintainer-clean, TAGS): Update.
6232 * c-config-lang.in (gtfiles): Update.
6233 * gengtype-lex.l: Don't handle "@@".
6234 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6235 objc_build_synchronized, objc_begin_try_stmt,
6236 objc_begin_catch_clause, objc_finish_catch_clause,
6237 objc_build_finally_clause, objc_finish_try_stmt): New.
6238 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6240 (c_parse_init): Update comment.
6241 * c-decl.c (c_init_decl_processing): Update comment.
6242 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6243 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6244 new c_declspecs members.
6246 2005-02-25 Julian Brown <julian@codesourcery.com>
6248 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6249 from being used for symbols with vague linkage when
6250 HAVE_GAS_COMDAT_GROUP is true.
6252 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6254 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6256 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6259 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6260 (LIBGCC2_HAS_DF_MODE): New.
6261 (LIBGCC2_HAS_XF_MODE): New.
6262 (LIBGCC2_HAS_TF_MODE): New.
6263 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6264 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6265 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6266 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6267 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6268 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6269 and add _fixtfdi, _fixunstfdi, _floatditf
6270 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6271 L_fixunstfdi, L_floatditf.
6272 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6273 (LIBGCC2_HAS_TF_MODE): Define.
6275 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6277 PR tree-optimization/20204
6278 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6279 REWRITE_THIS_STMT markers on PHI nodes.
6280 (rewrite_initialize_block): Likewise.
6282 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6284 * version.c (version_string): Update to 4.1.
6286 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6288 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6289 Clarify that the alternative way doesn't work in GNU C++.
6291 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6293 PR tree-optimization/19937
6294 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6295 to the type of the induction variable.
6297 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6299 PR rtl-optimization/20117
6300 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6301 the block including noncopyable insn.
6303 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6305 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6306 calls to find_reg_note.
6308 2005-02-24 Richard Henderson <rth@redhat.com>
6311 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6314 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6316 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6317 vector types if to use base reg for misaligned non-word ld/std.
6319 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6322 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6323 dwarf2 label manually and put it after, not before the prologue.
6325 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6328 * reload.c (operands_match_p): Only increment register number for
6329 SCALAR_INT_MODE_P modes in multiple hard registers.
6331 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6334 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6336 * ChangeLog.5: Fix log message typo(s).
6337 * ChangeLog.7: Likewise.
6338 * ChangeLog.tree-ssa: Likewise.
6339 * cfgexpand.c: Fix comment typo(s).
6340 * conflict.c: Likewise.
6341 * defaults.h: Likewise.
6342 * dwarf2out.c: Likewise.
6344 * ggc-page.c: Likewise.
6345 * tree-eh.c: Likewise.
6346 * tree-ssa-dom.c: Likewise.
6348 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6351 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6352 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6353 if SHARED is defined.
6356 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6357 allow splitting only if operands 0 and 3 don't overlap.
6359 2005-02-24 Richard Henderson <rth@redhat.com>
6362 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6363 (fold_builtin_1): Call them.
6364 * fold-const.c (fold_complex_mult_parts): Split out from ...
6365 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6366 (fold_complex_div_parts, fold_complex_div): New.
6368 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6370 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6372 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6373 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6375 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6376 (print_node): Likewise.
6377 Print TYPE_SIZES_GIMPLIFIED.
6379 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6381 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6382 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6383 operands as commutative in constraints.
6385 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6387 * tree-into-ssa.c: Re-organize internal functions.
6389 2005-02-24 Richard Henderson <rth@redhat.com>
6392 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6394 * common.opt (fcx-limited-range): New.
6395 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6396 * toplev.c (flag_complex_method): Initialize to 1.
6397 (process_options): Set flag_complex_method to 0 if
6398 flag_cx_limited_range.
6399 * doc/invoke.texi (-fcx-limited-range): New.
6401 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6403 * cse.c (delete_trivially_dead_insns): Speed up by using
6404 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6407 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6409 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6410 functions when -mid-shared-library is being used.
6412 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6414 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6415 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6416 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6417 * system.h: Poison LINK_LIBGCC_SPECIAL.
6419 2005-02-23 James E Wilson <wilson@specifixinc.com>
6421 * gengtype.c (note_insn_name): Make 1 element larger.
6423 2005-02-23 Roger Sayle <roger@eyesopen.com>
6426 PR rtl-optimization/20097
6427 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6428 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6430 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6432 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6433 * t-aix52 (SHLIB_INSTALL): Same.
6435 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6437 * genpreds.c: Update copyright.
6439 2005-02-23 Michael Beach <michaelb@ieee.org>
6442 * config/sparc/t-elf (startup files): Assemble with CPP.
6444 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6446 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6447 (write_predicate_expr): Likewise.
6449 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6451 PR tree-optimization/20100
6452 PR tree-optimization/20115
6453 * tree-optimize.c (init_tree_optimization_passes): Remove
6454 pass_maybe_create_global_var.
6455 * tree-pass.h (pass_maybe_create_global_var): Remove.
6456 * tree-ssa-alias.c (aliases_computed_p): Declare.
6457 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6458 (count_calls_and_maybe_create_global_var): Remove.
6459 (pass_maybe_create_global_var): Remove.
6460 (init_alias_info): Do not declare aliases_computed_p.
6461 (maybe_create_global_var): If the function contains no
6462 call-clobbered variables and a mix of pure/const and regular
6463 function calls, create .GLOBAL_VAR.
6464 Mark all call-clobbered variables for renaming.
6465 (merge_pointed_to_info): Update comment.
6466 (add_pointed_to_var): Likewise.
6467 (is_escape_site): Likewise.
6468 Accept struct alias_info * instead of size_t *.
6470 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6472 * tree-ssa-operands.c (get_call_expr_operands): If
6473 ALIASES_COMPUTED_P is false, do not add call-clobbering
6475 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6476 (delete_tree_ssa): Likewise.
6478 2005-02-22 James E Wilson <wilson@specifixinc.com>
6480 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6481 (do_compile): Do call it here.
6483 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6485 PR rtl-optimization/20017.
6486 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6487 rest_of_handle_cse2, rest_of_handle_gcse): Call
6488 delete_dead_jumptables immediately before calling cleanup_cfg.
6490 2005-02-22 Devang Patel <dpatel@apple.com>
6493 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6496 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6498 * config/rs6000/aix.h (WINT_TYPE): Define.
6500 2005-02-22 Stan Shebs <shebs@apple.com>
6502 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6503 natural alignment for 64-bit Darwin.
6504 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6506 * doc/invoke.texi: Document this.
6508 2005-02-22 DJ Delorie <dj@redhat.com>
6510 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6511 to make_[un]signed_type, not the mode itself.
6513 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6515 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6516 not available. Use tail calls wherever possible.
6517 (make_edge): Call unchecked_make_edge to create an edge.
6519 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6520 (coalesce_ssa_name): Don't check for
6521 SSANORM_USE_COALESCE_LIST.
6522 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6524 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6526 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6527 (rewrite_into_ssa): ... here.
6529 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6531 PR tree-optimization/19786
6532 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6533 tag to another's may-alias bitmap when adding to the other's list.
6535 2005-02-21 DJ Delorie <dj@redhat.com>
6537 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6538 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6539 registers in unsupported ways.
6540 * expmed.c (init_expmed): Likewise.
6542 2005-02-21 Stan Cox <scox@redhat.com>
6544 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6546 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6548 * tree-cfg.c (fold_cond_expr_cond): New.
6549 (make_edges): Call fold_cond_expr_cond.
6550 (find_taken_edge): Accept nothing but INTEGER_CST.
6551 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6553 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6555 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6556 that do not belong to any basic block.
6558 2005-02-21 Jeff Law <law@redhat.com>
6560 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6563 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6565 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6566 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6567 Adjust their definitions.
6568 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6569 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6571 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6572 genautomata.c, langhooks.c, langhooks.h, system.h,
6573 config/arm/lib1funcs.asm: Update copyright.
6575 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6577 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6579 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6582 * doc/install.texi: Document --with-gc.
6584 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6586 * simplify-rtx.c (simplify_unary_operation): Add a missing
6589 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6591 PR tree-optimization/18663
6592 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6593 if the type has variable bounds.
6595 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6597 * gcse.c: Remove an obsolete comment.
6599 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6601 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6603 * doc/extend.texi (Function Attributes) <Attribute const>: The
6604 attribute "pure" is below this text, not above.
6606 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6608 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6609 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6610 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6612 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6615 * langhooks.h (struct lang_hooks): Add to_target_charset.
6616 * langhooks.c (lhd_to_target_charset): New function.
6617 * langhooks-def.h: Declare lhd_to_target_charset.
6618 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6619 (LANG_HOOKS_INITIALIZER): Update.
6620 * c-common.c (c_common_to_target_charset): New function.
6621 * c-common.h: Declare it.
6622 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6623 c_common_to_target_charset.
6625 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6626 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6628 * system.h: Poison them.
6629 * doc/tm.texi: Don't discuss them.
6630 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6631 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6632 (pp_c_char): Do not attempt to generate letter escapes for
6634 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6635 * config/mips/mips.c (mips_output_ascii): Likewise.
6637 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6639 PR tree-optimization/19951
6640 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6643 2005-02-19 Steven Bosscher <stevenb@suse.de>
6646 * function.h (struct function): New field `max_loop_depth'.
6647 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6648 (flow_loops_find): Reset the max loop depth count before finding loops.
6649 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6650 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6651 (calculate_global_regs_live): Make sure the loop will terminate
6652 when the initial sets are not empty.
6654 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6656 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6658 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6660 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6663 * doc/invoke.texi: Remove documentation of %M spec.
6665 (init_spec): Remove %M suffix from -lgcc_s.
6666 (do_spec_1): Remove 'M' case.
6667 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6668 to put shared libraries in the multilib directory. Remove the
6669 shlib_so_soname substitution variable. Don't add a multilib encoding
6670 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6671 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6672 SHLIB_INSTALL as well as SHLIB_LINK.
6673 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6674 (SHLIB_NAME): Delete.
6675 (SHLIB_DIR): New macro.
6676 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6677 (SHLIB_INSTALL): Adjust accordingly.
6678 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6679 * config/t-slibgcc-sld: Likewise.
6680 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6681 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6682 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6684 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6685 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6686 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6687 Use @shlib_base_name@ instead of @shlib_so_name@.
6688 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6689 and @shlib_base_name@.so in @multilib_dir@.
6690 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6691 to the install path.
6692 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6693 (SHLIB_LINK): Remove previous workaround.
6694 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6695 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6696 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6698 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6699 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6700 (SHLIB_INSTALL): Adjust accordingly.
6701 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6702 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6703 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6704 config/t-slibgcc-elf-ver.
6706 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6707 Jakub Jelinek <jakub@redhat.com>
6709 PR tree-optimization/19828
6710 * tree-ssa-loop-im.c: Add a TODO comment.
6711 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6712 without side-effects.
6714 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6716 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6719 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6721 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6722 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6723 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6725 (ia64_reorg): Delete fixup_errata call.
6726 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6727 (TARGET_SWITCHES): Delete -mb-step entry.
6729 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6732 * c-typeck.c (composite_type): Handle quals in transparent unions.
6733 (type_lists_compatible_p): Likewise.
6735 2005-02-18 Stan Shebs <shebs@apple.com>
6737 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6738 expressions in the .literal8 section.
6740 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6742 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6744 2005-02-18 Roger Sayle <roger@eyesopen.com>
6746 * fold-const.c (constant_boolean_node): Always create values of the
6747 specified type, don't bother calling truthvalue_conversion.
6749 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6751 * except.c (output_function_exception_table): Call
6752 assemble_external_libcall (eh_personality_libfunc).
6754 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6757 * config/ia64/ia64.h (struct machine_function): Add state_num.
6758 * config/ia64/ia64.c (process_epilogue,
6759 process_for_unwind_directive): Use new unwind state numbers each
6760 time rather than state 1.
6762 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6765 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6766 before the "*llgt_didi" pattern.
6768 2005-02-18 Jason Merrill <jason@redhat.com>
6770 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6772 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6774 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6775 (div0): Use it in place of ARM_FUNC_ALIAS.
6776 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6778 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6781 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6782 access, the lower bound of the array type if it exists.
6784 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6787 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6788 cases that are out-of-range for the index type.
6790 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6792 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6793 (estimate_case_costs): Don't call convert.
6794 * expmed.c (expand_shift): Likewise.
6795 (make_tree): Call fold_convert instead of convert.
6797 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6800 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6801 that ref to be marked MEM_READONLY_P doesn't have base that needs
6804 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6806 * genautomata.c (output_get_cpu_unit_code_func,
6807 output_cpu_unit_reservation_p): Don't generate old-style function
6810 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6813 PR tree-optimization/20009
6814 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6816 PR tree-optimization/18947
6817 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6818 inline, remove all nodes that are inlined into the extern inline
6821 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6823 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6824 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6825 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6826 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6829 2005-02-17 Roger Sayle <roger@eyesopen.com>
6831 PR tree-optimization/19917
6832 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6833 to be potentially trapping.
6835 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6837 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6839 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6841 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6842 tem becomes a local variable which is set to the value of the
6843 back end defined INITIAL_FRAME_ADDRESS macro.
6844 (expand_builtin_frame_address): Omit the base parameter to
6845 expand_builtin_return_addr.
6846 (expand_builtin_profile_func): Likewise.
6847 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6848 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6849 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6851 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6853 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6854 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6855 * config/frv/frv.c (frv_function_epilogue): Likewise.
6857 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6859 * lambda-code (perfect_nestify): Remove mark/unmark
6861 * tree-loop-linear.c (linear_transform_loops): Add
6862 rewrite_into_ssa call so that ssa is correct for
6863 rewriting into loop closed.
6865 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6867 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6868 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6870 * bt-load.c (btr_def_live_range, combine_btr_defs,
6871 migrate_btr_def, migrate_btr_defs): Likewise.
6872 * cfgcleanup.c (thread_jump): Likewise.
6873 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6874 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6875 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6876 df_rd_local_compute, df_reg_info_compute): Likewise.
6877 * dominance.c (init_dom_info, free_dom_info): Likewise.
6878 * flow.c (init_propagate_block_info,
6879 free_propagate_block_info): Likewise.
6880 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6881 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6882 modify_reg_pav): Likewise.
6883 * loop-invariant.c (find_defs, find_invariant_insn,
6884 find_invariants, free_inv_motion_data): Likewise.
6885 * predict.c (tree_predict_by_opcode,
6886 estimate_bb_frequencies): Likewise.
6887 * stmt.c (expand_case): Likewise.
6888 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6889 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6890 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6891 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6892 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6893 rewrite_ssa_into_ssa): Likewise.
6894 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6895 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6896 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6897 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6898 * tree-sra.c (tree_sra): Likewise.
6899 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6900 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6901 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6902 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6903 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6904 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6906 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6907 calculate_live_on_entry, calculate_live_on_exit,
6908 build_tree_conflict_graph): Likewise.
6909 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6910 record_important_candidates, set_use_iv_cost, find_depends,
6911 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6912 tree_ssa_iv_optimize_finalize): Likewise.
6913 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6914 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6915 tree_duplicate_loop_to_header_edge): Likewise.
6916 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6917 * tree-ssa.c (verify_flow_insensitive_alias_info,
6918 verify_name_tags, verify_ssa, init_tree_ssa,
6919 delete_tree_ssa): Likewise.
6920 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6921 fini_ssanames): Likewise.
6922 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6924 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6926 * config/rs6000/t-rtems: Completely reworked.
6928 2005-02-17 Ira Rosen <irar@il.ibm.com>
6930 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6932 2005-02-17 Ira Rosen <irar@il.ibm.com>
6934 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6935 POINTER_TYPE_P when checking that type is a pointer.
6936 (vect_get_memtag): Remove.
6937 (vect_address_analysis): Use POINTER_TYPE_P. Call
6938 vect_object_analysis with dummy parameter for memtag.
6939 (vect_object_analysis): Extract memtag (functionality that
6940 used to be in vect_get_memtag and moved here). Fix printings.
6941 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6942 with correct parameters. Remove call to vect_get_memtag.
6944 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6946 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6947 (tree-vectorizer.o): Added missing dependencies.
6949 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6951 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6952 declaration in tree-vectorizer.c, now has an extern declaration in
6954 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6955 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6956 get_vectype_for_scalar_type, vect_is_simple_use,
6957 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6958 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6959 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6960 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6961 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6962 find_loop_location): Likewise.
6964 * tree-vectorizer.c (langhooks.h): #include removed.
6965 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6966 moved to tree-vectorized.h.
6967 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6968 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6969 get_vectype_for_scalar_type, vect_is_simple_use,
6970 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6971 vect_supportable_dr_alignment, new_loop_vec_info,
6972 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6973 vect_set_verbosity_level, find_loop_location): Likewise.
6975 (vect_analyze_loop): Function externalized. Declaration moved to
6976 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6977 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6978 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6979 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6980 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6981 vect_enhance_data_refs_alignment, vect_analyze_operations,
6982 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6983 vect_stmt_relevant_p, vect_get_loop_niters,
6984 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6985 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6986 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6987 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6988 vect_get_memtag): Likewise.
6990 (vectorizable_load): Function externalized. Declaration moved to
6991 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6992 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6993 vect_transform_loop): Likewise.
6994 (vect_transform_stmt): Moved to tree-vect-transform.c.
6995 (vect_align_data_ref, vect_create_destination_var,
6996 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6997 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6998 vect_get_vec_def_for_operand, vect_init_vector,
6999 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7000 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7001 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7002 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7003 vect_do_peeling_for_loop_bound): Likewise.
7005 * tree-vect-analyze.c: New file.
7006 * tree-vect-transform.c: New file.
7008 2005-02-17 Jason Merrill <jason@redhat.com>
7010 PR mudflap/19319, c++/19317
7011 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7014 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7016 * doc/install.texi (Specific): Update link for Darwin-specific
7019 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7021 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7022 constant_boolean_node.
7024 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7027 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7028 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7030 2005-02-16 Richard Henderson <rth@redhat.com>
7033 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7035 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7036 replace uses with Wtype_MAXp1_F.
7037 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7038 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7039 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7040 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7041 and HAVE_TFMODE as appropriate.
7042 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7043 (__floatdisf): Likewise.
7044 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7045 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7046 (Wtype_MAXp1_F): New.
7047 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7048 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7050 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7053 * arm.c (arm_apply_result_size): New function.
7054 * arm.h (APPLY_RESULT_SIZE): Define.
7055 * arm-protos.h (arm_apply_result_size): Add prototype.
7056 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7057 (movxf): New expand.
7058 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7059 (call_value_symbol): Remove predicate for operand 0.
7060 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7061 (untyped_call): Rework to correclty return values for any type.
7062 (untyped_return): New expand.
7063 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7065 2005-02-16 Stan Shebs <shebs@apple.com>
7067 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7068 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7070 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7072 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7073 configure settings on Solaris 7 and later.
7075 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7077 PR tree-optimization/19865
7078 * tree-optimize.c (init_tree_optimization_passes): Run
7079 pass_may_alias after pass_sra.
7081 2005-02-16 Richard Henderson <rth@redhat.com>
7082 Stuart Hastings <stuart@apple.com>
7085 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7086 Do nothing if debug info suppressed for this function.
7087 (dbxout_begin_function): Early exit if debug info suppressed for
7090 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7093 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7095 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7097 PR tree-optimization/19967
7098 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7099 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7100 argument TYPE. Adjust calls to fold_builtin_XXX.
7101 (expand_builtin, fold_builtin_1): Adjust calls to
7103 (fold_builtin_strchr, fold_builtin_strpbrk,
7104 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7105 result to a requested type TYPE.
7107 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7110 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7111 (T)x & (T)cst if (T)cst overflows.
7112 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7113 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7115 2005-02-15 Jeff Law <law@redhat.com>
7117 * gcse.c (blocks_with_calls): New bitmap.
7118 (alloc_gcse_mem): Allocate it.
7119 (free_gcse_mem): Free it.
7120 (clear_modifY_mem_tables): Clear it.
7121 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7122 when we encounter CALL_INSNs.
7123 (compute_transp, case MEM): Handle blocks with calls separate
7124 from blocks without calls. Use bitmap iterators rather than
7127 2005-02-15 Peter O'Gorman <peter@pogma.com>
7130 * mklibgcc.in (vis_hide): Use a temporary object file, not
7133 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7136 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7137 access optimization.
7139 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7140 Alan Modra <amodra@bigpond.net.au>
7143 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7144 (_xlqsub): Rename to __gcc_qsub.
7145 (_xlqmul): Rename to __gcc_qmul.
7146 (_xlqdiv): Rename to __gcc_qdiv.
7147 Provide versioned symbol aliases with old names.
7148 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7149 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7150 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7151 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7152 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7154 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7156 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7157 Fold ~(A - 1) and ~(A + -1) to -A.
7159 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7163 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7164 config/pa/pa-host.c:pa_gt_pch_use_address.
7166 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7168 * tree-vn.c (get_value_handle): Make sure that given an
7169 is_gimple_min_invariant expression, we always return it.
7171 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7173 * passes.c (rest_of_handle_gcse): Fix a comment.
7175 2005-02-15 Jeff Law <law@redhat.com>
7177 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7179 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7180 (canon_list_insert, record_last_mem_set_info): Similarly.
7181 (clear_modify_mem_tables): Similarly.
7183 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7185 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7186 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7187 config/mips/mips.md, config/rs6000/aix.h,
7188 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7190 2005-02-15 Richard Henderson <rth@redhat.com>
7192 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7193 call to be best_edge.
7195 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7197 * basic-block.h: Adjust the prototype for find_basic_blocks.
7198 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7199 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7202 * flow.c (recompute_reg_usage): Remove all arguments.
7203 * passes.c (rest_of_compilation): Adjust the call to
7204 recompute_reg_usage.
7205 * rtl.h: Adjust the prototype for recompute_reg_usage.
7207 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7209 * tree-dump.c (dump_files): Update to reflect new member
7211 (dump_register): Add new argument.
7213 (dump_switch_p_1): Check against glob name if doglob was passed.
7214 (dump_switch_p): Check against regular first, then glob if
7215 we didn't have any hits on the dump name.
7216 * tree-optimize.c (register_one_dump_file):
7217 Pass in glob name as well.
7218 * tree-pass.h (struct dump_file_info): Add glob
7221 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7223 PR preprocessor/16323
7224 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7226 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7229 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7230 (trunctfdf2_internal1): New.
7231 (trunctfdf2_internal2): Renamed from trunctfdf2.
7233 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7235 PR tree-optimization/19853
7236 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7238 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7240 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7241 delete_dead_jumptables and cleanup_cfg.
7243 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7245 * reload.c (find_reloads): Swap address_reloaded flags when
7246 swapping commutative operands.
7248 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7250 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7251 Use standard_iv_increment_position for computing the bsi position
7253 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7256 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7259 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7260 life range of hard registers.
7261 * value-prof.c (insn_prefetch_values_to_profile): Only
7264 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7265 profile in libcalls.
7267 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7269 * bitmap.h (bitmap_and_compl_into): Return bool.
7270 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7272 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7274 PR tree-optimization/19944
7275 * fold-const.c (fold): Re-add ABS_EXPR folding.
7277 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7280 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7281 {TARGET,MASK}_XL_COMPAT.
7282 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7284 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7285 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7287 (rs6000_arg_partial_bytes): Same.
7288 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7289 and XL compatibility enabled.
7290 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7291 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7292 test to final condition.
7293 (cmptf_internal2): New.
7294 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7295 xl-compat. Add TFmode information to description.
7297 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7299 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7301 2005-02-13 Jason Merrill <jason@redhat.com>
7304 * fold-const.c (fold_indirect_ref_1): Split out from...
7305 (build_fold_indirect_ref): Here.
7306 (fold_indirect_ref): New fn.
7307 * tree.h: Declare it.
7308 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7309 (gimplify_modify_expr_rhs): Likewise.
7310 (gimplify_expr): Likewise.
7312 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7314 PR tree-optimization/14303
7315 PR tree-optimization/15784
7316 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7317 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7318 ABS_EXPR<x> != 0 to x != 0.
7320 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7322 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7323 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7324 spelling conventions.
7326 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7327 delete_trivially_dead_insns too many times.
7329 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7332 2005-02-12 Ira Rosen <irar@il.ibm.com>
7334 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7335 (vect_is_simple_iv_evolution): Remove redundant parameter
7337 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7338 without last parameter.
7339 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7340 Return pointer step. Call vect_is_simple_iv_evolution without
7341 last parameter. Check only that the step is multiple of size
7342 type. Remove stmt_vinfo updates.
7343 (vect_get_memtag_and_dr): Remove.
7344 (vect_get_memtag): New function.
7345 (vect_address_analysis): New function.
7346 (vect_object_analysis): New function.
7347 (vect_analyze_data_refs): Call vect_object_analysis and
7348 vect_get_memtag. Update stmt_vinfo fields.
7350 2005-02-12 Ira Rosen <irar@il.ibm.com>
7352 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7353 exist and are objects. Remove checks for pointer.
7354 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7355 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7356 (vect_create_data_ref_ptr): Likewise.
7357 (vect_base_addr_differ_p): New function.
7358 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7359 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7360 Don't set the DR_BASE_NAME field of data-ref.
7361 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7363 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7365 * optabs.h (enum optab_index): Add new OTI_ldexp.
7366 (ldexp_optab): Define corresponding macro.
7367 * optabs.c (init_optabs): Initialize ldexp_optab.
7368 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7370 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7372 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7373 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7375 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7376 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7379 2005-02-12 Ira Rosen <irar@il.ibm.com>
7381 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7383 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7385 (vect_get_base_and_offset): Always return an address.
7386 (vect_create_addr_base_for_vector_ref): Remove treatment for
7387 different data reference types.
7388 (vect_compute_data_ref_alignment): Rename base to base_address in
7389 stmt_vec_info. Get the object in order to force its alignment.
7390 (vect_get_memtag_and_dr): Rename base to base_address in
7391 stmt_vec_info. Extract the object for memtag analysis.
7393 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7395 PR regression/19898.
7396 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7397 changes cc_status, use apply modified_in_p to part of cc_status
7398 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7401 2005-02-11 Richard Henderson <rth@redhat.com>
7403 * tree-complex.c (expand_complex_libcall): New.
7404 (expand_complex_multiplication): Use it for c99 compliance.
7405 (expand_complex_division): Likewise.
7406 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7408 * builtins.c (built_in_names): Remove const.
7409 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7411 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7412 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7413 (built_in_names): Remove const.
7414 * c-common.c (c_common_type_for_mode): Handle complex modes.
7415 * flags.h, toplev.c (flag_complex_method): Rename from
7416 flag_complex_divide_method.
7417 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7418 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7419 * libgcc2.h: Declare them.
7420 * libgcc-std.ver: Export them.
7421 * mklibgcc.in (lib2funcs): Build them.
7423 2005-02-11 Steven Bosscher <stevenb@suse.de>
7425 PR tree-optimization/19876
7426 Partially revert my change from 2005-01-14
7427 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7428 (compute_antic): ...and remove the loop here.
7430 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7433 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7434 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7436 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7437 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7439 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7441 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7442 offsets for the big-endian 32-bit case.
7444 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7446 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7448 2005-02-11 Dale Johannesen <dalej@apple.com>
7450 * cselib.c (cselib_process_insn): Clear out regs where
7451 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7452 * reload.c (find_equiv_reg): Ditto.
7454 2005-02-11 Ian Lance Taylor <ian@airs.com>
7456 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7459 * tree.c (build_function_type_list): Work correctly if there are
7462 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7464 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7465 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7466 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7467 TARGET_ZARCH instead of TARGET_64BIT.
7469 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7471 * config/rs6000/t-rtems:
7472 (MULTILIB_OPTIONS): Remove mcpu=602.
7473 (MUTLILIB_DIRNAMES): Remove m602.
7474 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7475 Let mcpu=602 match mcpu=603.
7476 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7478 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7480 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7483 2005-02-10 David Daney <ddaney@avtrex.com>
7485 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7486 * config/i386/linux-unwind.h: Likewise.
7487 * config/ia64/linux-unwind.h: Likewise.
7488 * config/mips/linux-unwind.h: Likewise.
7489 * config/pa/linux-unwind.h: Likewise.
7490 * config/rs6000/linux-unwind.h: Likewise.
7491 * config/s390/linux-unwind.h: Likewise.
7492 * config/sh/linux-unwind.h: Likewise.
7493 * config/sparc/linux-unwind.h: Likewise.
7495 2005-02-10 Steven Bosscher <stevenb@suse.de>
7497 PR tree-optimization/17549
7498 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7499 TER to replace a DEF with its expression if the DEF and the
7500 rhs of the expression we replace into have the same root
7503 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7505 * config/mips/mips.md: Fix the placement of the match_scratch in the
7508 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7510 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7513 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7515 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7516 (strip_offset): Handle addresses.
7517 (add_address_candidates): Use strip_offset.
7518 (difference_cost): Reflect strip_offset change.
7519 (force_var_cost, difference_cost): Strip nops.
7521 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7523 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7525 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7526 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7527 config/cris/cris-protos.h, config/cris/cris.c: Update
7530 2005-02-10 Jeff Law <law@redhat.com>
7532 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7533 (lookup_avail_expr): Similarly.
7535 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7537 * builtins.c (fold_builtin_powi): New function.
7538 (fold_builtin_1): Call it.
7540 2005-02-10 Steven Bosscher <stevenb@suse.de>
7542 PR documentation/19309
7543 * doc/cpp.texi: The __GNUC__ and related predefined macros
7544 are also defined for the "standalone" cpp.
7545 Some non-GCC compilers may also define __GNUC__.
7547 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7550 * c-typeck.c (common_type): New routine. Old common_type renamed
7552 (c_common_type): ...this.
7553 (build_conditional_expr, build_binary_op): Use c_common_type instead
7556 2005-02-10 Steven Bosscher <stevenb@suse.de>
7558 * doc/md.texi: Replace @samp{length} with @code{length}.
7560 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7562 PR tree-optimization/18687
7563 * tree-flow.h (find_loop_niter): Declare.
7564 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7565 Try using scev even for loops with more than one exit.
7566 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7567 (struct ivopts_data): Added niters field.
7568 (struct nfe_cache_elt): New.
7569 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7571 (tree_ssa_iv_optimize_init): Initialize niters cache.
7572 (determine_number_of_iterations): Removed.
7573 (find_induction_variables): Do not call determine_number_of_iterations.
7574 Access niters for single exit through niter_for_single_dom_exit.
7575 (add_iv_outer_candidates): Access niters for single exit through
7576 niter_for_single_dom_exit.
7577 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7578 number_of_iterations_cond.
7579 (iv_period): New function.
7580 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7581 (may_replace_final_value): Take data argument. Use
7582 niter_for_single_dom_exit.
7583 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7584 (rewrite_use_compare): Pass data to may_eliminate_iv.
7585 (rewrite_use_outer): Pass data to may_replace_final_value.
7586 (free_loop_data): Clean up the niters cache.
7587 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7588 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7589 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7590 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7591 (num_ending_zeros): Moved to tree.c.
7592 * tree.h (num_ending_zeros): Declare.
7593 * tree.c (num_ending_zeros): Moved from tree.c.
7595 2005-02-09 Richard Henderson <rth@redhat.com>
7597 * builtins.c (DEF_BUILTIN): Add COND argument.
7598 * tree.h (DEF_BUILTIN): Likewise.
7599 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7600 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7602 (DEF_BUILTIN_STUB): New.
7603 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7604 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7605 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7606 * c-common.c (DEF_BUILTIN): Add COND argument.
7607 * tree.c (local_define_builtin): New.
7608 (build_common_builtin_nodes): New.
7610 2005-02-09 Roger Sayle <roger@eyesopen.com>
7612 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7613 floating point expression ignoring the sign of the result.
7614 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7615 (fold) <MULT_EXPR>: Use it to simplify x*x.
7616 * tree.h (fold_strip_sign_ops): Prototype here.
7617 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7618 argument. Use fold_strip_sign_ops to simplify the first argument.
7619 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7620 first argument when the second argument is an even integer
7621 constant, but only with -funsafe_math_optimizations.
7622 (fold_builtin_1): Update call to fold_builtin_copysign.
7624 2005-02-09 Ian Lance Taylor <ian@airs.com>
7627 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7628 just check whether EH_FILTER_FAILURE falls through.
7630 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7632 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7633 insns return to ready list in the next turn.
7635 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7638 * builtins.def: New __builtin_powi[lf].
7639 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7640 (expand_builtin_powi): New function.
7641 (expand_builtin): Dispatch to expand_builtin_powi.
7642 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7643 * libgcc2.c: Add __builtin_powi[lf] implementation.
7644 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7645 * optabs.h: Add powi_optab.
7646 * optabs.c (init_optabs): Initialize powi_optab.
7647 * doc/extend.texi: Document __builtin_powi[lf].
7649 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7651 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7654 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7657 * fold-const.c (try_move_mult_to_index): Remove redundant
7658 type argument. Create ADDR_EXPR with correct type.
7659 (fold): Update callers of try_move_mult_to_index. Convert
7660 result to the appropriate type.
7662 2005-02-09 Roger Sayle <roger@eyesopen.com>
7665 * config/avr/avr.c (default_rtx_costs): Delete.
7666 (avr_operand_rtx_cost): New function.
7667 (avr_rtx_costs): Completely rewrite.
7669 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7672 * config/cris/cris.c (in_code): New variable.
7673 (cris_output_addr_const): Now a static function, a wrapper for
7675 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7676 case from old cris_output_addr_const.
7677 (cris_asm_output_label_ref): Similar for LABEL_REF.
7678 (cris_output_addr_const_extra): Similar for UNSPEC.
7679 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7680 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7681 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7683 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7684 (cris_asm_output_label_ref): Declare.
7686 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7688 PR preprocessor/19801
7689 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7690 filenames that changed when libcpp was moved to the toplevel.
7692 2005-02-07 Roger Sayle <roger@eyesopen.com>
7694 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7695 zero extensions of BImode operands. Call lowpart_subreg instead
7696 of gen_lowpart_common and gen_lowpart_SUBREG.
7698 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7701 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7702 * configure.ac: Set cc_for_cross_gnattools.
7703 * configure: Regenerate.
7705 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7708 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7710 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7713 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7714 of nested functions.
7716 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7718 * doc/extend.texi: Document deprecated extensions allowing
7719 static floating-point members to have initializers and allowing
7720 floating-point literals in integral constant expressions.
7722 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7724 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7725 config/darwin7.h, config/mips/mips.c,
7726 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7729 * cse.c: Update comments.
7731 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7734 * builtins.c (fold_builtin_sqrt): Transform
7735 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7738 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7739 Dorit Naishlos <dorit@il.ibm.com>
7741 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7742 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7743 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7745 * tree.h (vect_set_verbosity_level): New extern function declaration
7747 * tree-vectorizer.h (verbosity_levels): New enum type.
7748 * tree-vectorizer.c (vect_debug_stats): Function removed.
7749 (vect_debug_details): Likewise.
7750 (vect_verbosity_level): Global variable was defined and initialized.
7751 (vect_dump): Global variable definition.
7752 (vect_print_dump_info): New function.
7753 (vect_set_dump_settings): New function.
7754 (vect_set_verbosity_level): New function.
7755 (vectorize_loops): Add call to vect_set_dump_settings.
7757 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7758 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7759 (slpeel_tree_peel_loop_to_edge): Likewise.
7761 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7762 appropriate verbosity level instead of call to vect_debug_details
7763 or vect_debug_stats.
7764 (vect_get_base_and_offset):
7765 (vect_create_addr_base_for_vector_ref):
7766 (get_vectype_for_scalar_type):
7767 (vect_create_data_ref_ptr):
7769 (vect_get_vec_def_for_operand):
7770 (vect_finish_stmt_generation):
7771 (vectorizable_assignment):
7772 (vectorizable_operation):
7773 (vectorizable_store):
7774 (vectorizable_load):
7775 (vect_transform_stmt):
7776 (vect_update_ivs_after_vectorizer):
7777 (vect_do_peeling_for_loop_bound):
7778 (vect_update_inits_of_drs):
7779 (vect_do_peeling_for_alignment):
7780 (vect_transform_loop):
7781 (vect_is_simple_use):
7782 (vect_analyze_operations):
7783 (vect_is_simple_iv_evolution):
7784 (vect_analyze_scalar_cycles):
7785 (vect_analyze_data_ref_dependence):
7786 (vect_analyze_data_ref_dependences):
7787 (vect_compute_data_ref_alignment):
7788 (vect_enhance_data_refs_alignment):
7789 (vect_analyze_data_refs_alignment):
7790 (vect_analyze_data_ref_access):
7791 (vect_analyze_data_ref_accesses):
7792 (vect_analyze_pointer_ref_access):
7793 (vect_get_memtag_and_dr):
7794 (vect_analyze_data_refs):
7795 (vect_mark_relevant):
7796 (vect_stmt_relevant_p):
7797 (vect_mark_stmts_to_be_vectorized):
7798 (vect_can_advance_ivs_p):
7799 (vect_get_loop_niters):
7800 (vect_analyze_loop_form):
7801 (vect_analyze_loop):
7802 (vectorize_loops): Likewise.
7804 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7805 (vect_update_inits_of_drs):
7806 (vect_do_peeling_for_alignment):
7807 (vect_transform_loop):
7808 (vect_analyze_operations):
7809 (vect_analyze_scalar_cycles):
7810 (vect_analyze_data_ref_dependences):
7811 (vect_analyze_data_refs_alignment):
7812 (vect_analyze_data_ref_accesses):
7813 (vect_analyze_data_refs):
7814 (vect_mark_stmts_to_be_vectorized):
7815 (vect_get_loop_niters):
7816 (vect_analyze_loop_form):
7817 (vect_analyze_loop): Likewise.
7818 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7820 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7824 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7825 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7826 either -ffast-math or -funsafe-math-optimizations is in use.
7828 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7829 * config/mips/irix-csr.c: New file.
7830 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7831 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7832 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7835 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7837 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7838 redundant, incorrect definitions.
7840 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7842 ("*tls_indirect_call"): New, reference hard regs directly.
7843 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7845 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7847 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7848 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7850 2005-02-06 Roger Sayle <roger@eyesopen.com>
7852 PR rtl-optimization/19800
7853 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7854 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7857 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7859 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7861 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7864 * doc/invoke.texi: Correct documentation of -freorder-functions.
7866 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7869 * doc/invoke.texi: Don't mention gccbug.
7871 2005-02-06 Roger Sayle <roger@eyesopen.com>
7872 Andrew Pinski <pinskia@physics.uc.edu>
7873 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7875 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7876 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7877 into just (zero_extract:SI FOO (const_int 1) BAR).
7879 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7881 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7882 macro locally. Don't give last revision date. Use GCC version
7883 number from gcc-common.texi.
7884 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7885 revision date. Use GCC version number from gcc-common.texi.
7886 Describe being a library as current state rather than as 3.x
7888 * doc/gcc.texi: Remove last update date.
7889 * doc/gccint.texi: Likewise. Update copyright dates.
7890 * doc/install.texi: Update copyright dates.
7892 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7895 * doc/invoke.texi: Mention for each option included in -Wall that
7896 it is included in -Wall.
7897 * doc/gcc.texi: Update copyright and last modification date.
7899 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7901 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7902 unnecessary cast to original induction variable increments.
7904 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7906 PR tree-optimization/18219
7907 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7908 in distributed form.
7910 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7912 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7913 Set bitpos and offset later in the function. Do nothing if the
7914 target is a register and if the bitfield lies completely outside
7916 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7917 here. Return an uninitialised register if the source value is stored
7918 in a register and the bitfield lies completely outside that register.
7920 2005-02-06 Steven Bosscher <stevenb@suse.de>
7922 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7925 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7927 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7929 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7931 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7932 * config/darwin8.h: New.
7933 * config/darwin7.h: Update comment.
7935 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7936 Dorit Naishlos <dorit@il.ibm.com>
7938 * tree-vectorizer.h (LOC): New type.
7939 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7940 (loop_line_number): New field in struct _loop_vec_info.
7941 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7943 * tree-vectorizer.c (input.h): Included.
7944 (find_loop_location): New function.
7945 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7946 loop line number removed.
7947 (vect_debug_details): Likewise.
7948 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7950 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7951 call to vect_debug_details/stats changed from loop to loop_loc.
7952 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7953 (slpeel_tree_peel_loop_to_edge): Likewise.
7955 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7956 changed from NULL to UNKNOWN_LOC.
7957 (vect_get_base_and_offset):
7958 (vect_create_addr_base_for_vector_ref):
7959 (get_vectype_for_scalar_type):
7960 (vect_create_data_ref_ptr):
7962 (vect_get_vec_def_for_operand):
7963 (vect_finish_stmt_generation):
7964 (vectorizable_assignment):
7965 (vectorizable_operation):
7966 (vectorizable_store):
7967 (vectorizable_load):
7968 (vect_transform_stmt):
7969 (vect_update_ivs_after_vectorizer):
7970 (vect_do_peeling_for_loop_bound):
7971 (vect_do_peeling_for_alignment):
7972 (vect_transform_loop):
7973 (vect_is_simple_use):
7974 (vect_analyze_operations):
7975 (vect_is_simple_iv_evolution):
7976 (vect_analyze_scalar_cycles):
7977 (vect_analyze_data_ref_dependences):
7978 (vect_compute_data_ref_alignment):
7979 (vect_enhance_data_refs_alignment):
7980 (vect_analyze_data_ref_access):
7981 (vect_analyze_data_ref_accesses):
7982 (vect_analyze_pointer_ref_access):
7983 (vect_get_memtag_and_dr):
7984 (vect_analyze_data_refs):
7985 (vect_mark_relevant):
7986 (vect_stmt_relevant_p):
7987 (vect_mark_stmts_to_be_vectorized):
7988 (vect_can_advance_ivs_p):
7989 (vect_get_loop_niters):
7990 (vect_analyze_loop):
7991 (vectorize_loops): Likewise.
7993 (vectorizable_load): Argument in call to vect_debug_details/stats
7994 changed from loop to LOOP_LOC (loop_vinfo).
7995 (vect_transform_loop):
7996 (vect_analyze_operations):
7997 (vect_analyze_scalar_cycles):
7998 (vect_analyze_data_ref_dependence):
7999 (vect_enhance_data_refs_alignment):
8000 (vect_analyze_data_ref_accesses):
8001 (vect_analyze_pointer_ref_access):
8002 (vect_analyze_data_refs):
8003 (vect_analyze_loop): Likewise.
8005 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8006 changed from loop to loop_loc.
8008 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8010 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8011 Dorit Naishlos <dorit@il.ibm.com>
8013 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8015 (vect_analyze_data_ref_dependences): Likewise.
8017 (vect_is_simple_use): Argument changed from loop structure to
8018 loop_vect_info structure.
8019 (vect_can_advance_ivs_p): Likewise.
8020 (vect_create_index_for_vector_ref): Likewise.
8021 (vect_update_ivs_after_vectorizer): Likewise.
8022 (new_stmt_vec_info): Likewise.
8024 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8025 changed from loop to loop_vinfo.
8026 (vect_create_data_ref_ptr): First argument in call to
8027 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8028 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8029 was changed from loop to loop_vinfo.
8030 (vectorizable_operation): Likewise.
8031 (vectorizable_store): Likewise.
8032 (vect_mark_stmts_to_be_vectorized): Likewise.
8033 (vect_do_peeling_for_loop_bound): First argument in call to
8034 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8035 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8036 was changed from loop to loop_vinfo.
8037 (vect_analyze_data_ref_dependences): Third argument in call to
8038 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8040 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8041 (vect_create_data_ref_ptr): Likewise.
8042 (vect_init_vector): Likewise.
8043 (vect_get_vec_def_for_operand): Likewise.
8044 (vectorizable_assignment): Likewise.
8045 (vectorizable_operation): Likewise.
8046 (vectorizable_store): Likewise.
8047 (vectorizable_load): Likewise.
8048 (vect_update_ivs_after_vectorizer): Likewise.
8049 (vect_is_simple_use): Likewise.
8050 (vect_analyze_data_ref_dependence): Likewise.
8051 (vect_analyze_pointer_ref_access): Likewise.
8052 (vect_can_advance_ivs_p): Likewise.
8054 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8055 before _stmt_vec_info.
8056 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8057 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8058 (new_stmt_vec_info): Argument changed from loop structure to
8059 loop_vect_info structure
8061 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8062 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8063 (vect_create_addr_base_for_vector_ref): Likewise.
8064 (vect_analyze_pointer_ref_access): Likewise.
8066 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8069 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8070 phi flag if the phi is abnormal.
8072 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8075 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8076 information for the new statement.
8078 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8081 * gcc.c (main): Include the target in -v output.
8083 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8085 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8086 Do not drop the extend if we'd have to add a paradoxical subreg
8087 later. Include optabs.h and insn-codes.h.
8088 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8090 2005-02-02 Roger Sayle <roger@eyesopen.com>
8093 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8094 * fold-const.c (const_binop): Avoid constant folding floating
8095 point operations in modes that use composite representations.
8096 * simplify-rtx.c (simplify_binary_operation): Likewise.
8098 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8100 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8102 (altivec_dstt): Likewise.
8103 (altivec_dstst): Likewise.
8104 (altivec_dststt): Likewise.
8105 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8108 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8110 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8111 EXPR_LOCUS from orig_cond to the new cond_stmt.
8112 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8115 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8117 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8118 standard_iv_increment_position. Remove call to bsi_next
8119 (no need to bump the iterator anymore).
8120 (vect_create_index_for_vector_ref): Call
8121 standard_iv_increment_position. Remove second function argument.
8122 (vect_finish_stmt_generation): Remove call to bsi_next
8123 (no need to bump the iterator anymore).
8124 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8125 to vect_create_index_for_vector_ref.
8127 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8129 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8130 phis are used out of the loop.
8132 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8135 * c-decl.c (undef_nested_function): New variable.
8136 (pop_scope): Diagnose undefined nested functions.
8137 (finish_function): Don't attempt cgraph processing or genericizing
8138 if current top-level function contained an undefined nested
8139 function. Reset undef_nested_function at the end of a top-level
8142 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8144 * tree.c (build_int_cst_type): Take sign of the value into account
8145 when deciding whether sign extend the value.
8147 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8150 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8151 (cpp_options, cc1_options): Change %{std*&ansi} to
8152 %{std*&ansi&trigraphs}.
8154 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8156 * cse.c: Update comments.
8158 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8160 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8161 arguments go on the stack. Do not put complex doubles in odd/even
8164 2005-02-02 Steven Bosscher <stevenb@suse.de>
8166 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8167 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8168 -ftree-pre, and -fthread-jumps.
8170 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8172 PR tree-optimization/19578
8173 * tree-flow.h (modified_noreturn_calls): Declare.
8174 (noreturn_call_p): Declare.
8175 * tree-flow-inline.h (noreturn_call_p): New function.
8176 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8177 * tree-cfg.c (modified_noreturn_calls): New variable.
8178 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8179 that contain a mid-block noreturn call.
8180 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8182 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8184 * df.c (df_def_record_1, df_uses_record): Don't use
8186 * df.h (DF_FOR_REGALLOC): Remove.
8188 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8191 * c-typeck.c (really_start_incremental_init): Reset
8192 constructor_max_index for arrays of incomplete type.
8194 2005-02-02 Jeff Law <law@redhat.com>
8196 * gcse.c (struct reg_set): Store the block index where the register
8197 was set rather than the setting insn.
8198 (record_one_set, compute_transp): Corresponding changes.
8199 (pre_insert_copy_insn): Do not call replace_one_set.
8200 (replace_one_set): Remove.
8202 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8205 * doc/gcov.texi: Fix typo.
8207 2005-02-01 Richard Henderson <rth@redhat.com
8210 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8211 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8213 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8214 * config/i386/i386-protos.h: Update.
8216 2005-02-01 Steven Bosscher <stevenb@suse.de>
8218 PR tree-optimization/19217
8219 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8220 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8221 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8222 that it is walking a PHI node.
8224 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8226 * doc/extend.texi (Nested Functions): Update.
8228 2005-02-01 Richard Henderson <rth@redhat.com>
8231 * optabs.c (expand_copysign_absneg): Export.
8232 * optabs.h (expand_copysign_absneg): Declare.
8233 * config/rs6000/rs6000.md (copysigntf3): New.
8235 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8237 PR tree-optimization/19633
8238 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8239 * tree-ssa-alias.c (init_alias_info): Initialize.
8240 (merge_pointed_to_info): Set.
8241 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8242 (dump_points_to_info_for): Show value of pt_null.
8243 (struct count_ptr_d): Declare.
8244 (find_ptr_dereference): Remove.
8245 (ptr_is_dereferenced_by): Remove.
8246 (count_ptr_derefs): New local function.
8247 (count_uses_and_derefs): New local function.
8248 (compute_points_to_and_addr_escape): Call it. If the number
8249 of dereferences is greater than zero, mark the pointer as
8250 dereferenced. If there are fewer dereferences than uses of
8251 the pointer, the pointer's value escapes.
8253 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8255 PR tree-optimization/19670
8256 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8258 (verify_use): ... set it here, instead.
8260 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8262 * doc/sourcebuild.texi (Test directives): Fix formatting.
8264 * doc/sourcebuild.texi (Test directives): Describe selector
8267 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8269 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8270 specific 64-bit CPUs.
8272 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8275 * arm.c (arm_eliminable_register): New function.
8276 (adjacent_mem_locations): Don't allow eliminable registers. Use
8277 HOST_WIDE_INT for address offsets.
8278 * arm-protos.h (arm_eliminable_register): Add prototype.
8280 2005-02-01 Steven Bosscher <stevenb@suse.de>
8282 PR optimization/15242
8283 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8284 * basic-block.h (duplicate_computed_gotos): Add prototype.
8285 * bb-reorder.c (duplicate_computed_gotos): New function to
8286 duplicate sufficiently small blocks ending in a computed jump.
8287 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8288 if not optimizing for size.
8289 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8290 never do tail merging for blocks ending in a computed jump.
8291 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8293 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8295 Patch from Richard Sandiford <rsandifo@redhat.com>
8296 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8297 from inheriting a subreg equivalence with a non-spill register.
8299 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8301 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8303 * config/frv/frv.c (movcc_fp_destination_operand): New.
8304 (gpr_or_memory_operand): Fix typo in comment.
8305 (gpr_or_memory_operand_with_scratch): New.
8306 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8307 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8308 movcc_fp_destination_operand.
8309 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8310 Legitimize memory addresses using a scratch register.
8312 2005-01-31 Jeff Law <law@redhat.com>
8314 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8315 bitmap a sparse bitmap instead of a simple bitmap.
8316 (mark_def_sites_initialize_block): Corresponding changes.
8317 (ssa_mark_def_sites_initialize_block): Likewise.
8318 (ssa_mark_phi_uses): Likewise.
8319 (mark_def_site, ssa_mark_def_sites): Likewise.
8320 (mark_def_site_blocks): Likewise.
8321 (rewrite_ssa_into_ssa): Likewise.
8323 * tree-ssa-dom.c (record_cond): Pass correct variable type
8324 for last argument to htab_find_slot_with_hash.
8326 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8327 effects when optimizing 0 % X. Do not try to optimize X % 0.
8329 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8331 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8334 2005-02-01 Eric Christopher <echristo@redhat.com>
8336 * config/mips/mips.c (override_options): Warn if -mint64
8338 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8341 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8343 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8345 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8346 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8347 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8348 (cached_regno): Initialize to INVALID_REGNUM.
8349 (cse_reg_info_table_size,
8350 cse_reg_info_table_first_uninitialized,
8351 cse_reg_info_timestamp): New.
8352 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8354 (init_cse_reg_info, get_cse_reg_info_1): New.
8355 (get_cse_reg_info): Cache the last look-up.
8356 (new_basic_block): Update the code to clear mappings from
8357 registers to cse_reg_info entries.
8358 (cse_main): Call init_cse_reg_info.
8360 * cse.c (get_cse_reg_info): Update a comment.
8362 2005-01-31 Steven Bosscher <stevenb@suse.de>
8365 * c-decl.c (start_decl): Do not warn about arrays of elements with
8366 an incomplete type here.
8367 (grokdeclarator): Do it here by making a pedwarn an error.
8368 * c-typeck.c (push_init_level): If there were previous errors with
8369 the constructor type, do not warn about braces for initializers.
8370 (process_init_element): Likewise for excess initializer elements.
8372 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8374 * cse.c (delete_trivially_dead_insn): Don't iterate.
8376 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8378 * config/rs6000/rs6000.md (copysignsf3): New expand.
8379 (copysigndf3): Likewise.
8381 2005-01-31 Steven Bosscher <stevenb@suse.de>
8383 * recog.c (constrain_operands): Only look for earlyclobber operand
8384 conflicts if an '&' constraint was seen.
8386 2005-01-31 Marc Espie <espie@openbsd.org>
8388 * config.gcc: Don't include embedded systems fragment, switches default
8389 debugging format to ELF.
8390 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8391 longer pick it up there.
8393 2005-01-31 Dale Johannesen <dalej@apple.com>
8395 * doc/extend.texi (nested functions): Fix linkage description.
8396 Clarify that static is not allowed.
8398 2005-01-31 Dale Johannesen <dalej@apple.com>
8400 * config/rs6000/darwin.md (movsf_low_di): Make work.
8401 (movdf_low_di): Make work.
8403 2005-01-31 Dale Johannesen <dalej@apple.com>
8405 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8406 Make work for 64 bit.
8408 2005-01-31 Roger Sayle <roger@eyesopen.com>
8409 Dale Johannesen <dalej@apple.com>
8412 * fold-const.c (fold_binary_op_with_conditional_arg):
8413 Make types match original operands, before STRIP_NOPS.
8415 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8417 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8418 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8419 (struct gcc_sigcontext): Delete. Merge contents to..
8420 (struct gcc_ucontext): ..here.
8421 (get_sigcontext): Delete.
8422 (get_regs): New function, like get_sigcontext but return regs ptr.
8423 64-bit version finds regs from r1 to support vdso.
8424 (ppc_linux_aux_vector): New function.
8425 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8428 2005-01-31 Ira Rosen <irar@il.ibm.com>
8430 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8432 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8433 redundant fold. Fix misalignment for MINUS_EXPR.
8434 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8435 (vect_analyze_pointer_ref_access): Likewise.
8436 (vect_get_memtag_and_dr): Likewise.
8438 2005-01-31 Richard Henderson <rth@redhat.com>
8440 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8441 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8442 absnegdf2_i387, absnegxf2_i387): Likewise.
8444 2005-01-31 Richard Henderson <rth@redhat.com>
8447 * optabs.c (expand_copysign_absneg): New.
8448 (expand_copysign_bit): Split out from ...
8449 (expand_copysign): ... here. Use expand_copysign_absneg.
8451 2005-01-30 Roger Sayle <roger@eyesopen.com>
8454 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8455 constant as the second operand and a register as the third.
8457 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8460 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8461 that dllimport'd functions do not use all call-clobbered registers
8464 2005-01-30 Richard Henderson <rth@redhat.com>
8467 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8468 expand_abs_nojump and generalize. Use operand_subword and
8469 emit_no_conflict_block. Support large modes.
8470 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8472 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8473 negation to subtraction.
8474 (expand_copysign): Check that the format has signed zeros.
8475 Use operand_subword and emit_no_conflict_block. Support large modes.
8477 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8479 Fix PR tree-optimization/19624
8481 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8482 * tree-ssa-pre.c: Add cfgloop.h.
8484 (pre_stats): New member, constified.
8485 (inserted_exprs): New static variable.
8486 (NECESSARY): New macro.
8487 (create_expression_by_pieces): Fold the expression, and
8488 mark it as defaulting to not necessary. Also put in
8490 (fully_constant_expression): New function.
8491 (insert_into_preds_of_block): Modify to not insert phis when we
8492 are playing with induction variables.
8493 Push phis onto the inserted_exprs vector, and mark them as not
8494 necessary by default.
8495 (insert_aux): Call fully_constant_expression on eprime.
8496 If all edges produce the same value, mark it constant.
8497 (mark_operand_necessary): New function.
8498 (remove_dead_inserted_code): New function.
8499 (init_pre): Init loop optimizer to get loop info.
8500 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8501 (execute_pre): Commit edge inserts, then remove dead code.
8503 2005-01-30 Richard Henderson <rth@redhat.com>
8505 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8506 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8508 2005-01-30 Richard Henderson <rth@redhat.com>
8511 * config/i386/i386.c (ix86_expand_copysign): New.
8512 (ix86_split_copysign_const): New.
8513 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8514 rearrange op1/nmask operands.
8515 * config/i386/i386-protos.h: Update.
8516 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8517 (copysigndf3): Likewise.
8518 (copysignsf3_const, copysigndf3_const): New.
8519 (copysignsf3_var): Rename from copysignsf3, split out splitter
8520 and fix split predicate for X constraint.
8521 (copysigndf3_var): Similarly.
8523 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8525 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8526 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8527 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8529 2005-01-29 Richard Henderson <rth@redhat.com>
8532 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8533 of # and * in constraints.
8535 2005-01-29 Richard Henderson <rth@redhat.com>
8538 * expr.c (store_field): Don't strip sub-mode cast when the input
8539 data is even smaller.
8541 2005-01-29 Richard Henderson <rth@redhat.com>
8544 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8547 2005-01-29 Richard Henderson <rth@redhat.com>
8549 * combine.c (make_field_assignment): Fix argument order
8552 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8554 PR tree-optimization/15791
8555 * fold-const.c (extract_array_ref): New function.
8556 (fold): Fold comparisons between &a[i] and &a[j] or
8557 semantically equivalent trees.
8559 2005-01-29 Jeff Law <law@redhat.com>
8561 * gcse.c (insert_expr_in_table): Revamp handling of available
8562 and anticipatable occurrence lists to avoid unnecessary list
8564 (insert_set_in_table): Similarly.
8566 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8568 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8570 (c_build_qualified_type): Build qualified array types with
8571 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8572 * c-decl.c (c_make_fname_decl): Build unqualified array type
8573 before qualified type.
8574 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8575 type is qualified, not just if type itself is. Don't apply
8576 qualifiers to array type when declarator is processed. Apply
8577 qualifiers to field type whether or not it is an array type.
8578 Don't handle array types specially for applying qualifiers to
8580 * c-typeck.c (composite_type): Build unqualified element type and
8581 array type when forming composite of array types.
8582 (common_pointer_type, comptypes, comp_target_types,
8583 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8584 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8586 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8587 (args2) in variables a1 and a2.
8589 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8591 * cse.c (n_elements_made, max_elements_made): Remove.
8592 (insert): Don't touch n_elements_made.
8593 (cse_main): Don't touch n_elements_made or max_elements_made.
8595 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8598 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8599 configuration part of dp-bit.c to be lost.
8601 2005-01-28 Roger Sayle <roger@eyesopen.com>
8603 * expmed.c (expand_mult_highpart_optab): When attempting to use
8604 a non-widening multiplication in a wider mode, the operands need
8605 to be converted (zero or sign extended) to that mode.
8607 2005-01-28 Ian Lance Taylor <ian@airs.com>
8611 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8612 through if both operands fall through.
8614 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8616 * cse.c (fold_rtx) <PC>: Don't optimize.
8618 2005-01-28 Jeff Law <law@redhat.com>
8620 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8621 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8623 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8625 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8626 cse_reg_info_used_list_end): Remove.
8627 (cse_reg_info_list, cse_reg_info_list_free): New.
8628 (get_cse_reg_info): When allocating an instance of
8629 cse_reg_info, add it to the beginning of the cse_reg_info_list
8630 list. Remove code to maintain cse_reg_info_used_list.
8631 (new_basic_block): Reset the free list to the beginning of
8634 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8636 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8637 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8638 (frv_expand_mdpackh_builtin): New function.
8639 (frv_expand_builtin): Use it to expand __MDPACKH.
8640 * doc/extend.texi (__MDPACKH): Update documentation.
8642 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8644 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8645 SSE_FLOAT_MODE_P for use_sse computation.
8647 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8650 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8652 2005-01-27 Richard Henderson <rth@redhat.com>
8654 * builtins.c (expand_builtin_copysign): New.
8655 (expand_builtin): Call it.
8656 * genopinit.c (optabs): Add copysign_optab.
8657 * optabs.c (init_optabs): Initialize it.
8658 (expand_copysign): New.
8659 * optabs.h (OTI_copysign, copysign_optab): New.
8660 (expand_copysign): Declare.
8662 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8663 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8665 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8666 (ix86_expand_fp_absneg_operator): ... here.
8667 (ix86_split_copysign): New.
8668 * config/i386/i386-protos.h: Update.
8669 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8670 (copysignsf3, copysigndf3): New.
8672 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8673 (copysignsf3, ncopysignsf3): New.
8674 (copysigndf3, ncopysigndf3): New.
8675 (copysignxf3, ncopysignxf3): New.
8676 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8678 2005-01-27 Arend Bayer <arend.bayer@web.de>
8679 Kazu Hirata <kazu@cs.umass.edu>
8681 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8682 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8683 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8686 2005-01-27 Jeff Law <law@redhat.com>
8688 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8689 definitions of SSA_NAMEs which are not being rewritten.
8690 (rewrite_ssa_into_ssa): Only initialize the current definition
8691 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8692 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8693 SSA_NAMEs before returning.
8695 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8697 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8698 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8699 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8700 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8701 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8703 2005-01-27 Steven Bosscher <stevenb@suse.de>
8706 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8707 higher to -O2 and higher. Likewise for tree PRE.
8708 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8711 2005-01-27 Ian Lance Taylor <ian@airs.com>
8714 * gimple-low.c (try_catch_may_fallthru): New static function.
8715 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8716 * tree-inline.c (expand_call_inline): Don't warn about reaching
8717 the end of a non-void function being inlined if the function uses
8720 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8722 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8725 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8726 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8727 (implicitly_declare): Handle error_mark_node.
8729 2005-01-27 Richard Henderson <rth@redhat.com>
8732 * tree.h (struct tree_decl): Add debug_expr_is_from.
8733 (DECL_DEBUG_EXPR_IS_FROM): New.
8734 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8735 * dwarf2out.c (dwarf2out_var_location): Update to match.
8736 * tree-outof-ssa.c (create_temp): Likewise.
8737 * var-tracking.c (track_expr_p): Likewise.
8738 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8739 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8740 * toplev.c (default_tree_printer): Likewise.
8742 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8744 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8745 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8747 2005-01-27 Steven Bosscher <stevenb@suse.de>
8749 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8750 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8751 ASM_CLOBBERS): Add tree checks.
8753 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8754 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8755 * c-common.def (SWITCH_STMT): Update to match.
8756 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8757 macros instead of SWITCH_EXPR ones.
8758 * c-dump.c (c_dump_tree): Likewise.
8759 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8760 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8762 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8764 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8766 * unwind-dw2.c (execute_stack_op): Add missing cases for
8767 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8769 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8771 * config.gcc (Obsolete configurations): Remove 'dummy', add
8772 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8775 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8777 PR tree-optimization/19633
8778 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8780 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8781 are no call-clobbered variables.
8782 * tree-outof-ssa.c (check_replaceable): Return false for calls
8785 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8787 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8788 even for variables with NULL DECL_INITIAL.
8790 2005-01-26 Stuart Hastings <stuart@apple.com>
8792 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8794 2005-01-26 Richard Henderson <rth@redhat.com>
8797 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8799 * expr.c (store_field): Strip conversions to odd-bit-sized types
8800 if the destination field width matches.
8802 2005-01-26 Richard Henderson <rth@redhat.com>
8804 * c-decl.c, expmed.c, expr.c: Revert last change.
8806 2005-01-26 Richard Henderson <rth@redhat.com>
8809 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8811 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8812 if we don't need the bits above those present in the current mode.
8813 * expr.c (store_field): Strip conversions to odd-bit-sized types
8814 if the destination field width matches.
8816 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8818 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8819 either -ffast-math or -funsafe-math-optimizations is in use.
8821 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8825 * config/avr/avr.c (notice_update_cc): Only set condition code for
8826 ashrqi3 if shift count > 0.
8827 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8828 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8829 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8830 count <= 0 as a no-op, and shift count >= width by copying zero
8831 or sign bit to all bits of the result.
8832 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8833 count, with attribute "length" set to 0 and "cc" set to "none".
8835 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8837 * doc/invoke.texi: Document -mTLS.
8839 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8840 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8841 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8842 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8843 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8844 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8845 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8846 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8848 * configure.ac: Check for a TLS capable gas.
8850 * configure: Regenerate.
8852 2005-01-26 Richard Henderson <rth@redhat.com>
8855 * combine.c (make_field_assignment): Simplify store to zero_extract
8856 from a source with an overlapping mask.
8858 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8860 2004-11-11 Eric Christopher <echristo@redhat.com>
8862 * config/frv/frv.md: Add fr400_integer automaton. Don't
8863 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8866 2005-01-26 Steven Bosscher <stevenb@suse.de>
8869 * cfgbuild.c (make_edges): Do not clear or set
8870 current_function_has_computed_jump.
8871 * function.h (struct function): Remove the has_computed_jump field.
8872 (current_function_has_computed_jump): Do not define.
8873 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8874 in a computed jump. Ignore current_function_has_computed_jump.
8876 2005-01-26 Richard Henderson <rth@redhat.com>
8879 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8880 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8882 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8883 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8884 objects into static storage if they have more than one non-zero value.
8885 * tree.h (categorize_ctor_elements): Update decl.
8887 2005-01-26 Steven Bosscher <stevenb@suse.de>
8890 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8891 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8892 to this function from 2004-07-10.
8893 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8894 the current function for tail call optimizations if the address
8895 of one of it its arguments is taken.
8897 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8899 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8901 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8903 * function.c (expand_function_end): If current_function_calls_alloca,
8904 emit stack restore in a place that is reached when the function falls
8907 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8909 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8910 rule to avoid matching inappropriate suffix rule.
8912 2005-01-26 Jan Hubicka <jh@suse.cz>
8914 PR tree-optimization/19241
8915 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8917 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8919 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8920 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8922 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8923 <sim*>: Always use crt1.o, regardless of N in simN.
8924 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8925 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8926 (CRT_CALL_STATIC_FUNCTION): Remove.
8927 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8928 use crt1.o, regardless of N in simN.
8929 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8930 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8931 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8932 case isystem setting.
8933 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8935 2005-01-25 Ian Lance Taylor <ian@airs.com>
8937 * gimple-low.c (block_may_fallthru): Correct handling of
8938 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8940 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8942 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8943 handlers to match indentation; nested under the mtune=* handler.
8944 Similar for mcpu= and march=.
8946 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8948 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8949 * config/mips/linux64.h (LIB_SPEC): Likewise.
8950 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8951 * config/sh/linux.h (LIB_SPEC): Likewise.
8953 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8955 * config/frv/frv.c (frv_legitimize_tls_address): New.
8956 (TARGET_HAVE_TLS): Define.
8957 (FRV_SYMBOL_REF_TLS_P): Define.
8958 (frv_override_options): Handle new register classes.
8959 (frv_legitimate_address_p): Reject tls addresses.
8960 (frv_legitimize_address): Handle TLS addresses.
8961 (gen_inlined_tls_plt): New.
8963 (frv_legitimize_tls_address): New.
8964 (unspec_got_name): Add TLS entries.
8965 (got12_operand): Add R_FRV_TLSMOFF12 case.
8966 (frv_emit_move): Fixup TLS addresses.
8967 (frv_emit_movsi): Legitimize TLS addresses.
8969 * config/frv/frv.h (MASK_BIG_TLS): New.
8970 (TARGET_BIG_TLS): New.
8971 (HAVE_AS_TLS): Define.
8972 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8973 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8974 (REG_CLASS_NAMES): Same.
8975 (REG_CLASS_CONTENTS): Same.
8976 (CONSTRAINT_LEN): New.
8977 (REG_CLASS_FROM_CONSTRAINT): New.
8978 (PREDICATE_CODES): Add symbolic_operand.
8980 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8981 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8982 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8983 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8984 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8985 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8986 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8987 GR9_REG, GR14_REG, LRREG.
8988 (type): Add load_or_call attribute.
8989 ("load_or_call"): New reservation.
8990 ("call_gettlsoff"): New.
8991 ("tls_indirect_call"): New.
8992 ("tls_load_gottlsoff12"): New.
8993 ("tlsoff_hilo"): New.
8994 ("tls_tlsdesc_ldd"): New.
8995 ("tls_tlsoff_ld"): New.
8998 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9000 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9002 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9003 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9004 * config/frv/frv.c (TLS_BIAS): Define.
9005 (frv_output_dwarf_dtprel): New.
9007 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9009 PR rtl-optimization/19579
9010 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9011 both A and B, see if they don't clobber registers the other expr uses.
9013 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9015 * real.c (do_add): Initialize signalling and canonical members.
9017 * real.c (real_from_integer): Zero out destination.
9019 2005-01-18 Jan Hubicka <jh@suse.cz>
9021 PR tree-optimize/19337
9022 * tree-inline.c (initialize_inlined_parameters): Copy
9023 saved_static_chain_decl only.
9025 2005-01-25 Richard Henderson <rth@redhat.com>
9029 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9030 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9031 80387 enabled, to return a proper subclass. Return the subset that
9032 overlaps with GENERAL_REGS for PLUS.
9033 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9035 2005-01-25 Richard Henderson <rth@redhat.com>
9038 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9040 2005-01-25 Roger Sayle <roger@eyesopen.com>
9042 * expmed.c (choose_multiplier): Change interface to return the
9043 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9044 (expand_divmod): Update calls to choose_multiplier.
9046 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9049 * expmed.c (extract_bit_field): Use adjust_address instead of
9050 gen_lowpart when op0 is a MEM.
9052 2005-01-24 Steven Bosscher <stevenb@suse.de>
9054 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9056 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9058 * config/mips/irix-csr.c: New file.
9059 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9060 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9061 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9064 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9067 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9068 sparc/elf.h, add sparc/sp-elf.h.
9069 (sparc-*-rtems*): Likewise.
9070 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9071 tm-dwarf2.h, add sparc/sp-elf.h.
9072 (sparc86x-*-elf): Likewise.
9073 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9074 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9075 TARGET_OS_CPP_BUILTINS.
9076 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9077 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9079 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9080 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9081 (SWITCH_TAKES_ARG): Likewise.
9082 (LOCAL_LABEL_PREFIX): Likewise.
9083 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9084 (TARGET_N_FORMAT_TYPES): Delete.
9085 (TARGET_FORMAT_TYPES): Likewise.
9086 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9087 * config/sparc/elf.h: Delete.
9088 * config/sparc/sp-elf.h: New file.
9090 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9092 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9093 * tree-flow.h: Remove the corresponding prototype.
9094 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9095 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9097 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9100 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9101 for AIX ABI or ELF -fPIC.
9102 (rs6000_emit_load_toc_table): Don't create toc_section here.
9103 (rs6000_xcoff_file_start): Nor here.
9105 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9107 * sh.c (ra.h): Don't #include.
9108 (hard_regs_intersect_p): New function, resurrected from ra.c.
9110 * sh.c: Fix 1996 Copyright.
9112 2005-01-24 Richard Henderson <rth@redhat.com>
9113 Aldy Hernandez <aldyh@redhat.com>
9115 * regrename.c (note_sets): Handle subregs.
9117 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9120 * genconditions.c (write_header, write_conditions): Elide file if
9123 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9125 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9126 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9129 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9131 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9132 expand_builtin_printf, expand_builtin_fprintf,
9133 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9134 checking against POINTER_TYPE.
9135 (validate_arglist): Handle POINTER_TYPE code by checking
9138 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9140 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9142 (for_each_rtx): Call for_each_rtx_1.
9143 * rtl.h (init_rtlanal): Declare.
9144 * toplev.c (backend_init): Call init_rtlanal.
9146 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9148 * flow.c (propagate_one_insn): Formatting.
9151 * flow.c (libcall_dead_p): Be more conservative if unsure.
9152 If there are any instructions between insn and call, see if they are
9153 all dead before saying the libcall is dead.
9155 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9157 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9158 operand constraint for operand 0.
9160 2005-01-23 Richard Henderson <rth@redhat.com>
9163 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9164 edges leading to join block.
9166 2005-01-23 Roger Sayle <roger@eyesopen.com>
9168 * expmed.c (expand_mult_highpart): Make static. Change type of
9169 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9170 (expand_divmod): Updates calls to expand_mult_highpart by using
9171 gen_int_mode to pass a CONST_INT rtx.
9172 * rtl.h (expand_mult_highpart): Remove prototype.
9174 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9176 * flow.c (regset_bytes, regset_size): Remove.
9178 * cfganal.c: Fix a reference to Harvey's paper.
9180 2005-01-23 Steven Bosscher <stevenb@suse.de>
9182 PR rtl-optimization/19464
9183 * tree-optimize.c (init_tree_optimization_passes): Add one more
9184 copyrename pass just before out-of-ssa.
9186 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9189 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9190 * ggc-none.c (ggc_free): Define.
9192 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9194 * cse.c (max_reg, max_insn_uid): Remove.
9195 (cse_main): Don't access max_reg or max_insn_uid.
9197 * c-common.c (explicit_flag_signed_bitfields,
9198 lang_statement_code_p, lang_expand_function_end): Remove.
9199 * c-common.h: Remove the corresponding declarations.
9200 * c-opts.c (c_common_handle_option): Remove all write access
9201 to explicit_flag_signed_bitfields.
9203 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9204 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9205 * cgraph.h: Remove the corresponding declaration.
9207 * gcse.c (null_pointer_info): Remove.
9209 2005-01-23 Roger Sayle <roger@eyesopen.com>
9210 Eric Botcazou <ebotcazou@libertysurf.fr>
9212 * combine.c (simplify_logical): Only simplify logical expressions
9213 of the form ior(and(x,y),z) by the inverse distributive law if the
9214 result is cheaper than the original.
9216 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9218 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9219 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9220 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9221 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9222 config/freebsd-spec.h, config/arm/arm.h,
9223 config/h8300/h8300.md, config/i386/i386.md,
9224 config/i386/predicates.md, config/i386/sse.md,
9225 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9226 config/vax/vax.md: Fix comment typos. Follow spelling
9229 2005-01-23 Steven Bosscher <stevenb@suse.de>
9231 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9232 tests, instead of `less than'.
9234 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9236 * function.c (assign_parm_setup_block): When creating a new stack slot
9237 for a parameter, get its alignment from the parameter's DECL_ALIGN
9238 rather than the type's TYPE_ALIGN. Make sure that the parameter
9239 is at least word aligned.
9241 2005-01-22 Roger Sayle <roger@eyesopen.com>
9244 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9246 2005-01-22 Richard Henderson <rth@redhat.com>
9249 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9250 in both compare operands.
9251 (movdfcc_1_sse_max): Likewise.
9252 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9253 (movdfcc_1_sse): Likewise.
9254 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9255 scratch register as needed.
9257 2005-01-22 Richard Henderson <rth@redhat.com>
9259 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9261 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9263 2005-01-22 Richard Henderson <rth@redhat.com>
9265 * genopinit.c (optabs): Use smin/smax for floating point too.
9266 * doc/md.texi: Update to match. Clarify that floating point
9267 results are undefined for +0/-0 and NaN.
9268 * doc/rtl.texi: Likewise.
9269 * rtl.def (SMIN, SMAX): Likewise
9270 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9272 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9273 leading 's' to the name.
9274 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9275 smaxxf3, sminxf3): Likewise.
9276 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9279 2005-01-22 Paul Brook <paul@codesourcery.com>
9281 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9283 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9285 * config/s390/s390.c (struct processor_costs): New fields
9286 dlgr, dlr, dr, dsgfr, dsgr.
9287 (z900_cost, z990_cost): Values for new fields.
9288 (s390_rtx_costs): New cases MEM und COMPARE in switch
9289 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9290 DIV, MOD, UDIV, UMOD.
9292 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9294 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9295 into the register being decremented.
9296 ("doloop_si31", "doloop_di"): Likewise.
9297 ("*doloop_si_long"): Adapt pattern.
9299 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9301 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9303 (CLASS_MAX_NREGS): Likewise.
9305 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9307 * doc/tree-ssa.texi (Statement Operands): Add example for new
9308 must-def macro. Note deprecation of old operands interface.
9310 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9312 PR tree-optimization/19484
9313 * tree-cfg.c (remove_fallthru_edge): New function.
9314 (cleanup_control_flow): Remove fallthru edges from calls that are
9315 now known not to return.
9317 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9319 Fix PR tree-optimization/19038
9320 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9321 copies with loop variant ones.
9323 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9325 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9326 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9327 config/alpha/alpha.md, config/alpha/predicates.md,
9328 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9329 config/sparc/sol2.h: Update copyright.
9331 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9332 first label to see if it is a nonlocal label.
9334 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9335 Andrew Pinski <pinskia@physics.uc.edu>
9338 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9339 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9341 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9343 * config/rs6000/rtems.h: Update copyright.
9345 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9348 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9349 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9350 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9352 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9355 * c-typeck.c (convert_arguments): Check for error_mark_node.
9357 2005-01-21 Ian Lance Taylor <ian@airs.com>
9359 PR tree-optimization/13000
9360 * tree-inline.c: Include "tree-flow.h".
9361 (expand_call_inline): If warn_return_type, warn if non-void inline
9362 function falls through.
9363 * tree-cfg.c (execute_warn_function_return): Don't warn about
9364 control reaching end if TREE_NO_WARNING is set. Set
9366 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9368 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9369 branch if we don't need one.
9370 * c-typeck.c: Include "tree-flow.h"
9371 (c_finish_bc_stmt): Don't add a goto if the current statement
9372 list doesn't fall through to the current point.
9374 2005-01-21 Roger Sayle <roger@eyesopen.com>
9376 PR rtl-optimization/576
9377 * real.c (real_arithmetic): Change return type from void to bool
9378 to return an indication that the result may be inexact.
9379 * real.h (real_arithmeric): Update prototype.
9380 * fold-const.c (const_binop): Don't constant fold floating
9381 point expressions when the user specifies -frounding-math and
9382 the result may depend upon the run-time rounding mode.
9383 (fold_convert_const_real_from_real): Clean-up.
9384 (fold_initializer): Ignore flag_rounding_math for initializers.
9385 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9386 constant fold FP operations with flag_rounding_math if the
9387 result may depend upon the run-time rounding mode.
9389 2005-01-21 Tom Tromey <tromey@redhat.com>
9391 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9393 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9395 * tree-cfg.c: Fix comment typos.
9397 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9399 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9400 around the call to rest_of_handle_branch_target_load_optimize.
9402 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9404 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9405 (sparc64-*-openbsd*): Likewise.
9406 (sparclite-*-elf*): Include tm-dwarf2.h.
9407 (sparc86x-*-elf*): Likewise.
9408 (sparc64-*-elf*): Likewise.
9409 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9410 (DBX_DEBUGGING_INFO): Likewise.
9411 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9412 (PREFERRED_DEBUGGING_TYPE): Likewise.
9413 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9414 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9415 (PREFERRED_DEBUGGING_TYPE): Likewise.
9416 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9417 (PREFERRED_DEBUGGING_TYPE): Likewise.
9418 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9420 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9423 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9425 2005-01-20 Paul Brook <paul@codesourcery.com>
9427 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9429 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9431 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9432 label is first in a sequence of labels.
9434 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9436 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9437 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9439 * doc/sourcebuild.texi (Test Directives): New.
9441 2005-01-20 Roger Sayle <roger@eyesopen.com>
9443 * real.c (real_floor): Don't leave the result uninitialized when
9444 mode is VOIDMode, but return the unrounded intermediate value.
9445 (real_ceil): Likewise.
9447 2005-01-20 Paul Brook <paul@codesourcery.com>
9449 * config/arm/arm.md (insv): Use gen_int_mode.
9451 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9453 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9454 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9455 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9456 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9457 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9459 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9462 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9463 fbreg, so we have to assume we can't.
9464 (loc_descriptor_from_tree_1): Ditto.
9465 (containing_function_has_frame_base): New function.
9466 (add_location_or_const_value_attribute): Use it.
9467 Also try to generate a frame_base from a single element location
9470 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9472 PR tree-optimization/15349
9473 * timevar.def (TV_TREE_MERGE_PHI): New.
9474 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9476 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9477 calls to tree_forwarder_block_p.
9478 (remove_forwarder_block_with_phi, merge_phi_nodes,
9479 gate_merge_phi, pass_merge_phi): New.
9480 * tree-optimize.c (init_tree_optimization_passes): Add
9482 * tree-pass.h: Add an extern for pass_merge_phi;
9484 2005-01-20 Richard Henderson <rth@redhat.com>
9487 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9488 (_mm_castps_pd, _mm_castps_si128): New.
9489 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9491 2005-01-20 Richard Henderson <rth@redhat.com>
9494 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9495 __builtin_ia32_vec_init_v2si.
9496 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9497 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9498 (ix86_init_mmx_sse_builtins): Create it.
9499 (ix86_expand_builtin): Expand it.
9500 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9501 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9502 (vec_extractv2si_0, vec_extractv2si_1): New.
9504 2005-01-20 Richard Henderson <rth@redhat.com>
9507 * config/i386/i386.c (ix86_expand_push): New.
9508 * config/i386/mmx.md (push<MMXMODE>1): New.
9509 * config/i386/sse.md (push<SSEMODE>1): New.
9510 * config/i386/i386-protos.h: Update.
9512 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9514 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9517 2005-01-20 Richard Henderson <rth@redhat.com>
9519 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9520 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9522 2005-01-19 Richard Henderson <rth@redhat.com>
9525 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9526 to V4SFmode in SSE1 fallback load path.
9528 2005-01-19 Richard Henderson <rth@redhat.com>
9530 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9531 in QImode expansion to ix86_expand_vector_set.
9532 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9534 2005-01-19 Richard Henderson <rth@redhat.com>
9537 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9538 subclass of the input class.
9539 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9540 Always true for cross-SSE1 classes. Rationalize conditionals.
9541 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9542 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9543 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9544 (movdi_2): Add MMX/SSE zeros.
9545 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9546 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9547 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9548 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9549 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9550 (zero_extendsidi2_rex64_1): Remove.
9551 (MOV0 peephole): Check GENERAL_REG_P.
9553 2005-01-19 Richard Henderson <rth@redhat.com>
9556 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9558 (ix86_expand_vector_extract): Likewise.
9560 2005-01-19 Richard Henderson <rth@redhat.com>
9563 * expr.c (emit_move_change_mode): New argument force; use
9564 simplify_gen_subreg if true.
9565 (emit_move_via_alt_mode): Merge into ...
9566 (emit_move_via_integer): ... here.
9567 (emit_move_ccmode): Use emit_move_change_mode directly.
9569 2005-01-19 Richard Henderson <rth@redhat.com>
9572 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9573 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9574 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9576 (alpha_emit_set_const): Likewise. Make static.
9577 (alpha_emit_set_long_const): Make static.
9578 (alpha_extract_integer): Split out from alpha_expand_mov.
9579 (alpha_split_const_mov): Likewise.
9580 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9581 (alpha_legitimate_constant_p): New.
9582 * config/alpha/alpha-protos.h: Update.
9583 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9584 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9585 * config/alpha/alpha.md (movsi): Add n alternative.
9586 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9587 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9588 (splitters for all of the above): Use alpha_split_const_mov.
9589 * config/alpha/predicates.md (non_add_const_operand): New.
9590 (non_zero_const_operand): New.
9591 (input_operand): Use alpha_legitimate_constant_p after reload.
9593 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9595 PR tree-optimization/19038
9596 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9597 (add_candidate): Add ivs with increment in latch only if
9598 allow_ip_end_pos_p is true.
9599 (determine_iv_cost): Use empty_block_p.
9601 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9603 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9604 (compute_dominance_frontiers): Ditto.
9606 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9609 * config/sh/t-rtems: New.
9610 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9612 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9614 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9615 the offset of the selected field.
9617 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9619 * tree-cfg.c (remove_forwarder_block): Fix the check to
9620 prevent a nonlocal label from appearing in the middle of a
9623 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9625 PR rtl-optimization/19462
9626 * reorg.c (find_end_label): Create return insn only if
9627 current_function_epilogue_delay_list is empty.
9629 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9631 * doc/passes.texi: Remove paragraph mentioning new-ra.
9633 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9635 PR rtl-optimization/15139
9636 * combine.c: Include params.h.
9637 (count_rtxs): New function.
9638 (record_value_for_reg): If replace_rtx would replace at least
9639 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9640 (clobber (const_int 0)) instead of TEM.
9641 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9642 * params.h (MAX_LAST_VALUE_RTL): New.
9643 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9644 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9647 * c-typeck.c (digest_init): Only call build_vector if all constructor
9648 elements are *_CST nodes.
9649 * gimplify.c (gimplify_init_constructor): Likewise.
9652 * c-typeck.c (digest_init): Only call build_vector if inside_init
9655 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9657 * toplev.c (init_asm_output): Remove dead #ifdef.
9659 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9661 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9663 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9665 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9666 accessing DECL_FUNCTION_CODE.
9667 * dojump.c (do_jump): Likewise.
9668 * gimplify.c (gimplify_call_expr): Likewise.
9669 * predict.c (expr_expected_value): Likewise.
9670 (strip_builtin_expect): Likewise.
9671 * tree-inline.c (estimate_num_insns_1): Likewise.
9672 * tree-ssa-loop-im.c (stmt_cost): Likewise
9673 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9674 (tree_expr_nonnegative_p): Likewise.
9676 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9678 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9679 variant of the load_pcrel_sym pattern.
9680 * config/sparc/sparc.md (P macro): Move to the top.
9681 (load_pcrel_sym): Macroize using P.
9682 (save_register_window): Likewise.
9684 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9686 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9689 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9692 * c-typeck.c (build_asm_expr): Strip nops off
9693 input memory operands.
9695 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9697 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9698 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9699 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9700 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9702 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9705 * config/i386/i386.c (override_options): If the 80387 is disabled,
9706 then do not return FP values using FP registers.
9708 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9710 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9711 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9712 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9713 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9714 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9715 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9716 output.h, postreload-gcse.c, postreload.c, recog.c,
9717 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9718 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9719 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9720 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9721 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9722 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9723 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9724 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9726 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9727 config/alpha/alpha.c, config/arm/vfp.md,
9728 config/i386/emmintrin.h, config/i386/i386-modes.def,
9729 config/i386/i386-protos.h, config/i386/i386.h,
9730 config/i386/pmmintrin.h, config/i386/ppro.md,
9731 config/i386/predicates.md, config/i386/xmmintrin.h,
9732 config/i860/i860.c, config/ia64/ia64-modes.def,
9733 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9734 config/ia64/ia64.md, config/ia64/itanium1.md,
9735 config/ia64/itanium2.md, config/ia64/predicates.md,
9736 config/iq2000/iq2000.h, config/mips/linux64.h,
9737 config/rs6000/aix41.h, config/rs6000/aix43.h,
9738 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9739 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9740 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9741 config/sparc/linux64.h, config/sparc/litecoff.h,
9742 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9743 config/sparc/sparc.h, config/sparc/sparc.md,
9744 config/sparc/sysv4-only.h: Update copyright.
9746 2005-01-18 Richard Henderson <rth@redhat.com>
9749 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9751 2005-01-18 Marc Espie <espie@openbsd.org>
9752 * config/i386/openbsdelf.h: Typo.
9754 2005-01-18 Richard Henderson <rth@redhat.com>
9756 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9757 special case for sse.
9758 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9760 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9762 * tree-inline.c (estimate_num_insns_1): Added cases for
9763 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9765 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9767 PR rtl-optimization/19296
9768 * combine.c (simplify_comparison): Rewrite the condition under
9769 which a non-paradoxical SUBREG of a PLUS can be lifted when
9770 compared against a constant.
9772 2005-01-18 Andi Kleen <ak@muc.de>
9774 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9775 * c.opt (-Wpointer-sign): Add.
9776 * doc/invoke.texi: (-Wpointer-sign): Add.
9778 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9780 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9781 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9782 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9783 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9784 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9785 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9786 for TARGET_MIX_SSE_I387.
9787 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9788 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9789 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9790 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9791 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9792 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9793 TARGET_MIX_SSE_I387.
9794 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9797 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9800 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9801 Add movaps alternative for xmm reg->reg move.
9803 2005-01-17 Jeff Law <law@redhat.com>
9805 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9806 at the end of the main DOM loop rather than just before DOM exits.
9808 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9810 PR tree-optimization/19121
9811 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9812 adding aliases to a name tag, also add them to the pointer's
9814 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9815 sensitive alias info at all. Only check that the two pointers
9816 have compatible pointed-to sets.
9817 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9818 a pointer's type tag is a superset of the alias set of the
9821 2005-01-17 James E Wilson <wilson@specifixinc.com>
9824 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9825 comment to document why.
9827 2005-01-17 Richard Henderson <rth@redhat.com>
9829 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9830 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9831 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9832 sse2_vmsminv2df3_finite): New.
9833 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9834 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9835 Force op1 into register.
9837 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9839 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9840 bubblestrap from always rebuilding build directory.
9842 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9844 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9845 ("*cmpmem_short"): Likewise.
9847 2005-01-17 Steven Bosscher <stevenb@suse.de>
9849 * basic-block.h: Document BB_* flags.
9850 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9851 use an sbitmap instead.
9852 * sched-rgn.c (compute_trg_info): Likewise.
9854 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9856 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9857 redundant target_cpu_default and extra_parts lines. Use the default
9859 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9860 (SUBTARGET_EXTRA_SPECS): Delete.
9861 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9862 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9863 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9864 and "n32" for -mabi=n32.
9866 2005-01-17 Ian Lance Taylor <ian@airs.com>
9869 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9870 fold constant variables into initial values.
9872 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9874 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9876 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9877 through the statements backward.
9879 2005-01-17 Ian Lance Taylor <ian@airs.com>
9881 PR middle-end/13127:
9882 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9883 a variable set to the return value of the inlined function.
9885 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9887 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9888 when modes are tieable.
9890 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9892 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9893 of pthread_create to find out if threads are enabled.
9894 * gthr-posix95.h (__gthread_active_p): Likewise.
9896 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9898 * common.opt (-fnew-ra): Remove.
9900 * toplev.h (flag_new_regalloc): Remove.
9901 * Makefile.in (ra*.*): Don't mention.
9902 * passes.c (rest_of_handle_new_regalloc): Remove.
9903 (rest_of_handle_combine, rest_of_compilation): Always consider
9904 flag_new_regalloc as false.
9905 * doc/invoke.texi: Don't document -fnew-ra.
9907 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9909 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9910 last parameter to reg_scan.
9911 * loop.c (loop_optimize): Likewise.
9912 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9913 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9914 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9915 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9916 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9917 * regclass.c (reg_scan): Likewise, for the declaration.
9918 * rtl.h (reg_scan): Likewise, for the prototype.
9920 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9922 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9923 mark_dfs_back_edges.
9925 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9927 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9928 (compute_avail): Uses don't go in tmp_gen.
9930 2005-01-16 Steven Bosscher <stevenb@suse.de>
9932 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9933 loop to look for a free slot in a page entry.
9935 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9938 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9939 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9940 just before targetm.asm_out.file_end.
9941 * tree.h (process_pending_assemble_output_defs): Declare.
9942 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9944 (assemble_alias): Defer generation of assembly code for defines when
9945 TARGET_DEFERRED_OUTPUT_DEFS is true.
9946 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9947 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9948 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9950 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9953 * pa.c (pa_scalar_mode_supported_p): New function.
9954 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9955 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9957 * pa-protos.h (prefetch_operand): Delete.
9958 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9959 * pa.c (prefetch_operand): Delete.
9960 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9961 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9962 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9963 and prefetch_nocc_operand.
9964 * pa.md (prefetch): Rework to avoid reload problems handling short
9965 displacements when a cache control completer needs to be provided.
9966 (prefetch_32, prefetch_64): Delete.
9967 (prefetch_cc, prefetch_nocc): New patterns.
9969 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9971 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9973 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9976 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9977 exceeds maximum alignment for global common data.
9978 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9979 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9981 2004-01-15 Roger Sayle <roger@eyesopen.com>
9983 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9985 2004-01-15 Roger Sayle <roger@eyesopen.com>
9987 * harg-reg-set.h (reg_class_names): Prototype global array.
9988 * regclass.c (reg_class_names): Declare here and initialize to
9990 (dump_regclass): Remove local declaration of reg_class_names.
9991 (regclass): Likewise.
9992 * cfg.c (dump_flow_info): Likewise.
9993 * ra-debug.c (reg_class_names): Likewise.
9994 * regrename.c (reg_class_names): Likewise.
9995 * reload.c (reg_class_names): Likewise.
9996 * reload1.c (spill_failure): Likewise.
9997 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9999 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10001 * config/s390/s390.md ("reload_outti"): Remove predicate for
10002 output operand. Abort if operand is not a MEM.
10003 ("reload_outdi", "reload_outdf"): Likewise.
10005 2005-01-15 Marc Espie <espie@openbsd.org>
10007 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10008 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10009 * config/openbsd.h: Fix C++ includes for native configurations.
10010 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10011 Add trampoline support.
10012 * config/i386/openbsdelf.h: New.
10014 2005-01-15 Marc Espie <espie@openbsd.org>
10016 * collect2.c (main): Explicitly parse -dynamic-linker option.
10018 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10020 PR tree-optimization/19060
10021 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10022 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10023 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10024 and handle extract_range_from_cond returning false.
10025 * fold-const.c (fold): Optimize comparisons with min/max even for
10026 width > HOST_BITS_PER_WIDE_INT.
10028 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10030 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10031 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10032 Remove little endian multilib variants.
10033 Add mips32 multilib variant.
10035 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10037 * explow.c (copy_all_reg, stabilize): Remove.
10038 * expr.h: Remove the corresponding prototypes.
10040 * rtlanal.c (regs_set_between_p): Remove.
10041 * rtl.h: Remove the corresponding prototype.
10043 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10045 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10046 to rs6000_nonimmediate_operand.
10047 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10048 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10049 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10050 rs6000_nonimmediate_operand.
10051 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10052 rs6000_nonimmediate_operand.
10054 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10056 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10058 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10060 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10062 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10063 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10065 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10066 (rs6k_nonimmediate_operand): New.
10067 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10069 (legitimate_lo_sum_address_p): Same.
10070 (rs6000_legitimize_address): Same.
10071 (rs6000_legitimize_reload_address): Same.
10072 (rs6000_legitimate_address): Same.
10073 (spe_build_register_parallel): Pass DF and DC modes in a DI
10076 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10077 to rs6k_nonimmediate_operand.
10079 * config/rs6000/spe.md ("*frob_df_di"): New.
10080 ("*frob_di_df"): New.
10081 ("*frob_di_df_2"): New.
10082 ("*mov_sidf_e500_subreg0"): New.
10083 ("*mov_sidf_e500_subreg4"): New.
10084 ("*movdf_e500_double"): Change predicate to
10085 rs6k_nonimmediate_operand.
10087 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10089 * postreload.c (move2add_note_store): Only call
10090 trunc_int_for_mode on scalar integers.
10092 2005-01-14 Steven Bosscher <stevenb@suse.de>
10094 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10095 replace BB_VISITED uses.
10096 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10097 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10098 (tree_dce_done): Free visited_control_parents.
10099 (perform_tree_ssa_dce): Allocate and clear it.
10100 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10101 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10102 instead of BB_VISITED.
10104 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10106 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10107 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10108 Remove unused prototypes.
10110 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10112 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10113 64-bit register usage.
10114 (spe_func_has_64bit_regs_p): Add FIXME note.
10116 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10118 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10119 flag_finite_math_only with flag_unsafe_math_optimizations.
10121 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10123 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10124 end-of-stack check.
10125 (__tpf_eh_return): Copy TPF private stack area from the module
10126 boundary stack frame. Add check for when module addresses are
10127 equal, but no stub address is found.
10129 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10132 * arm.h (struct machine_function): Add call_via field.
10133 (thumb_call_via_label): Declare.
10134 * arm.c (thumb_call_via_label): New variable.
10135 (thumb_call_reg_needed): New variable.
10136 (arm_output_function_epilogue): For Thumb code, output any per-function
10137 call-indirect trampolines.
10138 (thumb_call_via_reg): New function.
10139 (arm_file_end): New function.
10140 (TARGET_ASM_FILE_END): Call arm_file_end.
10141 (aof_file_end): Likewise.
10142 * arm-protos.h (thumb_call_via_reg): Declare.
10143 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10144 thumb_call_via_reg in normal case.
10146 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10148 PR middle-end/19084
10149 PR rtl-optimization/19348
10150 * recog.c (peephole2_optimize): Do global life update if some peephole
10151 decides it doesn't need at least one of its inputs and that change
10152 influences liveness at the start of the basic block.
10154 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10155 arguments instead of 1.
10157 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10159 PR middle-end/18820
10160 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10161 zero for nested functions needing a static chain or functions
10162 with a non-constant address.
10164 2005-01-13 Roger Sayle <roger@eyesopen.com>
10166 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10167 (and (sign_extend X) C) into (zero_extend (and X C)).
10169 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10171 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10173 2005-01-13 Richard Henderson <rth@redhat.com>
10178 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10179 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10180 not just TARGET_SSE.
10181 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10182 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10183 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10184 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10185 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10186 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10187 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10188 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10189 (movdicc_c_rex64): Rename with '*'.
10190 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10191 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10192 (movsfcc_1_387): Rename from movsfcc_1.
10193 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10194 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10195 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10196 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10197 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10198 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10199 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10200 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10201 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10202 sse_movdfcc_const0_4): Remove.
10203 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10204 recognize min/max early. Update for changed sse cmove patterns.
10205 (ix86_split_sse_movcc): New.
10206 * config/i386/i386-protos.h: Update.
10208 2005-01-13 Steven Bosscher <stevenb@suse.de>
10210 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10211 (fix_stmt_v_may_defs): Likewise.
10213 2005-01-13 Richard Henderson <rth@redhat.com>
10215 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10216 for converting the mask.
10218 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10220 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10223 2005-01-13 Richard Henderson <rth@redhat.com>
10225 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10226 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10227 IX86_BUILTIN_MOVDQ2Q): Remove.
10228 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10229 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10230 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10232 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10233 (sse2_pextrw): Fix immediate constraint.
10234 (sse2_loadq, sse2_loadq_rex64): Remove.
10235 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10236 Use __builtin_ia32_vec_ext_<size>.
10237 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10239 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10241 * function.c (assign_parm_setup_block): Look inside original
10242 entry_parm when inspecting PARALLEL.
10244 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10245 Joel Sherrill <joel@oarcorp.com>
10248 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10249 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10250 rtems_gxx_recursive_mutex_init.
10251 (__gthread_recursive_mutex_lock): New function.
10252 (__gthread_recursive_mutex_trylock): Likewise.
10253 (__gthread_recursive_mutex_unlock): Likewise.
10255 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10257 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10259 2005-01-13 Jan Beulich <jbeulich@novell.com>
10261 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10262 (ashrti3_internal): Indicate output is early clobber. Generate result
10263 into output rather than first input. Use move for low word of output
10264 if shift count is exactly 64.
10265 (lshrti3_internal): Likewise.
10267 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10271 * reload1.c (delete_output_reload): Don't delete an output reload
10272 if the pseudo lives longer than a single basic block. Adjust and
10273 improve wording of comment.
10275 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10278 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10279 of TYPE_SIZE where we mean the number of bytes.
10281 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10283 * function.c (assign_parm_setup_block): Relax condition on
10284 multi-register optimization.
10286 2005-01-12 Nick Clifton <nickc@redhat.com>
10288 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10289 an "in_delay_slot" attribute of "no" to prevent them being used in
10290 delay slots. This is forbidden because they might generate
10293 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10296 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10297 with r->Y and Y->r.
10299 2005-01-12 Nick Clifton <nickc@redhat.com>
10301 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10302 passed on to GAS) but do not define, as GAS no longer supports or
10303 needs the -m2000 option.
10305 2005-01-11 Roger Sayle <roger@eyesopen.com>
10307 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10308 type as args of unprototyped builtins aren't automatically promoted.
10309 (fold_builtin_abs): Likewise.
10311 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10313 * Makefile.in: Set a `build-warn' variable.
10315 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10317 PR tree-optimization/17949
10318 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10319 (find_interesting_uses_address): Use it.
10321 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10323 * regrename.c (kill_value): Handle subreg's that won't simplify.
10325 2005-01-11 Richard Henderson <rth@redhat.com>
10328 * config/i386/i386.h (enum ix86_builtins): Move ...
10329 * config/i386/i386.c: ... here.
10330 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10331 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10332 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10333 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10334 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10335 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10336 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10337 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10338 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10339 IX86_BUILTIN_LOADDDUP): Remove.
10340 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10341 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10342 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10343 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10344 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10345 (ix86_init_builtins): Make static.
10346 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10347 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10348 if all the modes match. Otherwise, fake it.
10349 (get_element_number, ix86_expand_vec_init_builtin,
10350 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10351 (ix86_expand_builtin): Make static. Update for changed builtins.
10352 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10353 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10354 (ix86_expand_vector_init_duplicate): New.
10355 (ix86_expand_vector_init_low_nonzero): New.
10356 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10357 Split out from ix86_expand_vector_init; handle integer modes.
10358 (ix86_expand_vector_init): Use them.
10359 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10360 * config/i386/i386-protos.h: Update.
10361 * config/i386/predicates.md (reg_or_0_operand): New.
10362 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10363 (movv2sf_internal): Likewise. And a splitter to match them all.
10364 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10365 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10366 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10367 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10368 (mmx_pinsrw): Fix operand ordering.
10369 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10370 rather than sse_loadss expander.
10371 (movv2df splitter): Similarly.
10372 (sse_loadss, sse_loadlss): Remove.
10373 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10374 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10375 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10376 (sse3_movddup): Rename with '*'.
10377 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10378 (sse2_loadsd): Remove.
10379 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10380 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10381 (sse2_pinsrw): Fix argument ordering.
10382 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10383 (sse2_stored): Remove 'r' destination.
10384 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10385 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10386 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10387 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10388 vec_extractv16qi, vec_initv16qi): New.
10390 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10391 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10392 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10394 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10395 (_mm_load_si128, _mm_store_si128): Likewise.
10396 (_mm_load1_pd): Use _mm_set1_pd.
10397 (_mm_load_sd): Use _mm_set_sd.
10398 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10399 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10400 (_mm_set_epi64): Use _mm_set_epi64x.
10401 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10402 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10403 _mm_setr_epi8): Use _mm_set_foo form.
10404 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10405 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10406 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10407 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10408 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10409 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10410 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10411 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10412 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10413 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10414 (_mm_movedup_pd): Use _mm_shuffle_pd.
10415 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10416 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10417 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10418 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10419 Use _mm_setzero_ps.
10420 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10421 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10422 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10423 (_mm_store_ps): Use raw dereference.
10424 (_mm_store1_ps): Use _mm_storeu_ps.
10425 (_mm_storer_ps): Use _mm_store_ps.
10426 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10427 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10429 2005-01-11 Stan Shebs <shebs@apple.com>
10431 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10432 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10434 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10437 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10438 Skip all DECLs except for FIELD_DECLs.
10440 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10442 * config/s390/s390.c (override_options): Return error if
10443 -mbackchain, -mpacked-stack and -mhard-float are used together.
10444 (s390_va_start): Remove the backchain && packed-stack special case.
10445 (s390_gimplify_va_arg): Likewise.
10446 * doc/invoke.texi: Remove the ABI incompatibility note.
10448 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10450 * config/s390/s390.c (struct s390_frame_layout): Remove
10452 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10453 save_backchain_p with TARGET_BACKCHAIN.
10455 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10458 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10459 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10460 * function.c (locate_and_pad_parm): Set new field.
10461 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10462 Tweak where_pad test to include "none". Always set mem align for
10464 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10465 not sufficient for type.
10466 (assign_parm_setup_block): If stack_parm is zero on entry, always
10467 make a new stack local. Block move old stack parm if necessary
10468 to new aligned stack local.
10469 (assign_parm_setup_stack): Use a block move to handle
10470 potentially misaligned entry_parm.
10471 (assign_parms_unsplit_complex): Specify required alignment when
10472 creating stack local.
10473 * calls.c (compute_argument_addresses): Override alignment of stack
10474 arg calculated from its type with the alignment given by
10475 FUNCTION_ARG_BOUNDARY.
10476 (store_one_arg): Likewise.
10478 2005-01-11 Jan Beulich <jbeulich@novell.com>
10480 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10481 Change respective itanium_class attribute to ialu.
10482 (shladdp4_internal): New.
10483 * config/ia64/predicates.md (shladd_log2_operand): New.
10485 2005-01-11 Richard Henderson <rth@redhat.com>
10487 * expr.c (store_constructor): Use rtvec_alloc instead of
10488 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10490 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10492 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10494 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10496 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10497 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10498 (TARGET_RWRELOC): Define.
10499 (ia64_rwreloc_section_type_flags): Delete.
10500 (ia64_section_type_flags): New function.
10501 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10502 (TARGET_RWRELOC): Define.
10504 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10507 * config/ia64/ia64.c (process_set): For alloc insn, only call
10508 process_epilogue is !frame_pointer_needed.
10510 2005-01-10 Roger Sayle <roger@eyesopen.com>
10513 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10514 unary operator and can't be treated as a binary/comparison operator.
10516 2005-01-10 Richard Henderson <rth@redhat.com>
10518 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10519 (ix86_return_in_memory): Likewise.
10520 (function_arg_advance): Likewise. Mirror structure in function_arg
10521 for choosing register to advance.
10523 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10525 * tree-vectorizer.c, tree.def: Fix comment typos.
10527 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10529 * config/s390/s390.c (struct processor_costs): 4 new fields:
10530 ddbr, ddr, debr, der.
10531 (s390_rtx_costs): More precise handling of divide instructions.
10533 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10535 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10537 2005-01-10 Jan Beulich <jbeulich@novell.com>
10539 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10540 names resulting from -ffunction-sections/-fdata-sections and linkonce
10542 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10543 based on the section name. Rearrange the section name comparison logic
10544 slightly so that each section name is compared against at most once.
10546 2005-01-10 Ben Elliston <bje@au.ibm.com>
10548 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10549 targets for which -fPIC reduces limitations on the GOT size.
10551 2005-01-09 Falk Hueffner <falk@debian.org>
10553 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10556 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10559 * collect2.c (main): Set aixrtl_flag for -brtl option.
10560 (resolve_lib_name): Search for .so file extension before .a
10561 if aixrtl_flag set.
10563 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10565 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10566 (vect_analyze_data_refs_alignment): Add dump prints.
10568 2005-01-09 Ira Rosen <irar@il.ibm.com>
10570 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10571 expr_invariant_in_loop_p.
10572 Initialize outputs first thing in the function.
10573 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10574 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10575 (vect_analyze_pointer_ref_access): Check that the initial condition of
10576 the access function is loop invariant.
10578 2005-01-09 Richard Henderson <rth@redhat.com>
10580 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10581 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10582 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10583 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10584 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10585 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10586 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10587 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10588 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10589 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10590 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10591 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10592 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10593 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10594 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10595 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10596 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10597 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10598 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10599 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10600 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10601 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10602 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10604 (mmx_clrdi, pavgusb): Remove.
10605 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10606 with leading sse_ prefix.
10607 * config/i386/sse.md: Receive them.
10608 * config/i386/mmx.md: New file.
10609 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10610 (subrv2sf3): Turn into expander for normal subtraction.
10611 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10612 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10613 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10614 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10615 commutative; use ix86_binary_operator_ok.
10616 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10617 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10618 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10619 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10620 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10621 Macroize from existing patterns; use ix86_binary_operator_ok.
10622 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10623 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10624 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10625 with vec_select+vec_concat.
10626 (mmx_pshufw, mmx_pshufw_1): Likewise.
10627 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10628 (mmx_uavgv4hi3): Model correctly.
10629 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10630 _mm_xor_si64): Remove casts.
10632 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10634 PR tree-optimization/19224
10635 * tree-scalar-evolution.c (get_instantiated_value,
10636 set_instantiated_value): New functions.
10637 (instantiate_parameters_1): Cache the results.
10638 (instantiate_parameters, resolve_mixers): Initialize and free
10641 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10643 * config/i386/i386.md (addhi_4): Correct reference in comment.
10646 2005-01-08 Richard Henderson <rth@redhat.com>
10648 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10649 (_mm_cvtsi128_si64x): Likewise.
10650 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10651 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10652 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10653 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10654 * config/i386/i386-protos.h: Update.
10655 * config/i386/i386.c (print_operand): Add 'H'.
10656 (ix86_fixup_binary_operands): Split out from ...
10657 (ix86_expand_binary_operator): ... here.
10658 (ix86_fixup_binary_operands_no_copy): New.
10659 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10660 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10661 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10662 (safe_vector_operand): Use CONST0_RTX.
10663 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10664 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10665 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10666 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10668 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10669 (IX86_BUILTIN_CMPNGESS): New.
10670 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10671 (attr type): Add sselog1.
10672 (attr unit, attr memory): Handle it.
10673 (movti, movti_internal, movti_rex64): Move near other integer moves.
10674 (movtf, movtf_internal): Move near other fp moves.
10675 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10676 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10677 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10678 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10679 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10680 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10681 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10682 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10683 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10684 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10685 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10686 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10687 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10688 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10689 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10690 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10691 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10692 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10693 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10694 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10695 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10696 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10697 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10698 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10699 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10700 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10701 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10702 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10703 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10704 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10705 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10706 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10707 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10708 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10709 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10710 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10711 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10712 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10713 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10714 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10715 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10716 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10717 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10718 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10720 (SSEPUSH, push<SSEPUSH>): Remove.
10721 (MMXPUSH, push<MMXPUSH>): Remove.
10722 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10723 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10724 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10725 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10726 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10727 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10728 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10729 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10730 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10731 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10732 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10733 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10734 (ppro_sse_log_V4SF): Handle sselog1.
10735 * config/i386/predicates.md (const_0_to_1_operand): New.
10736 (const_0_to_255_mul_8_operand): New.
10737 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10738 (const_2_to_3_operand, const_4_to_7_operand): New.
10739 * config/i386/sse.md: New file.
10740 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10741 (sse_movups): Rename from sse_movups_1.
10742 (sse_loadlss): Rename from sse_loadss_1.
10743 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10745 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10746 (absv4sf2, negv2df, absv2df): New.
10747 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10748 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10749 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10750 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10751 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10752 (sse3_addsubv4sf3): Model correctly.
10753 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10754 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10755 (sse_movhlps): Model with vec_select+vec_concat.
10756 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10757 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10758 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10759 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10760 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10761 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10762 sse2_pshufhw_1): Likewise.
10763 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10764 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10765 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10766 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10767 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10768 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10769 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10770 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10771 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10772 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10773 sminv8hi3): Mark commutative
10774 operands. Use ix86_binary_operator_ok.
10775 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10776 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10777 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10778 sse2_punpcklqdq): Allow operand2 in memory.
10779 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10780 sse2_movsd): Add memory alternatives.
10781 (sse_storelps): Turn expander into an insn; split after reload.
10782 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10783 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10785 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10787 * configure.ac (DWARF-2 debug_line): Use objdump.
10788 * configure: Regenerate.
10790 2005-01-08 Jeff Law <law@redhat.com>
10791 Diego Novillo <dnovillo@redhat.com>
10793 PR tree-optimization/18241
10794 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10795 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10796 statements with volatile operands.
10797 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10798 operands after marking a statement with has_volatile_ops.
10800 2005-01-08 Roger Sayle <roger@eyesopen.com>
10802 * tree.c (int_fits_type_p): Always honor integer constant
10803 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10805 2005-01-08 Roger Sayle <roger@eyesopen.com>
10807 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10808 the latent bug in rtl_delete_block has been resolved.
10810 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10812 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10813 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10815 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10817 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10818 library as @multilib_dir@/$(SHLIB_SONAME).
10820 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10822 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10823 * configure: Regenerate.
10825 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10827 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10830 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10833 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10834 Convert non-word aligned offset address using ld/std into
10837 2005-01-07 Richard Henderson <rth@redhat.com>
10839 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10841 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10843 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10845 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10847 PR tree-optimization/19283
10848 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10849 is not shorter than the original type.
10851 PR rtl-optimization/19012
10852 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10854 PR rtl-optimization/18861
10855 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10856 (FULL_STATE): Define.
10857 (mark_tablejump_edge): New function.
10858 (purge_dead_tablejump_edges): New function.
10859 (find_bb_boundaries): Use it.
10861 PR tree-optimization/18828
10862 * builtins.c (expand_builtin_next_arg): Remove argument and all
10863 the argument checking.
10864 (expand_builtin): Adjust caller.
10865 (expand_builtin_va_start): Likewise. Remove error for too many
10867 (fold_builtin_next_arg): Issue error for too many arguments.
10868 After checking arguments, replace them with magic arguments that
10869 prevent further checking of the args.
10871 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10873 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10875 2005-01-06 Roger Sayle <roger@eyesopen.com>
10878 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10879 and %{.S:...} (and their negative variants) to test whether the
10880 input file is assembler or pre-processed-assembler independent of
10881 the actual filename extension.
10883 2005-01-06 Roger Sayle <roger@eyesopen.com>
10885 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10886 of sign or zero extended values.
10888 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10890 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10891 for IBM long double format correctly.
10893 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10895 Fix PR tree-optimization/18792
10897 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10898 to first_loop_depth, and use loop depth instead of loop number.
10899 (build_classic_dir_vector): Ditto.
10900 (compute_data_dependences_for_loop): Use depth, not loop number.
10901 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10902 number. Pass in loops, instead of loop numbers.
10903 (gather_interchange_stats): Ditto.
10904 (linear_transform_loops): Ditto.
10906 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10909 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10910 biv_fits_mode_p, extension_within_bounds_p): New functions.
10911 (check_ext_dependent_givs): Use them.
10913 2005-01-06 Roger Sayle <roger@eyesopen.com>
10915 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10916 more than one barrier, in which case we should delete them all.
10918 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10920 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10922 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10924 Fix PR middle-end/19286
10926 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10927 output this subprogram, simply ignore this attempt to do it again.
10928 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10929 origin attribute if it's not possible.
10930 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10931 (decls_for_scope): Ditto.
10932 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10933 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10935 2005-01-05 Richard Henderson <rth@redhat.com>
10938 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10939 (bdesc_2arg): Use it.
10940 (ix86_expand_binop_builtin): Force operands into registers
10942 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10943 ix86_expand_sse_compare, ix86_expand_sse_comi,
10944 ix86_expand_builtin): Likewise.
10946 2005-01-05 Richard Henderson <rth@redhat.com>
10948 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10950 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10951 (mulv4hi3): Set itanium_class mmmul.
10952 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10953 (fpack): Rename from fpack_sfsf.
10955 2005-01-05 Richard Henderson <rth@redhat.com>
10958 * reload1.c (do_input_reload): Restrict the optimization deleteing
10959 a previous output reload to RELOAD_FOR_INPUT.
10961 2005-01-05 Steven Bosscher <stevenb@suse.de>
10963 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10964 comment that we fall through after case.
10965 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10966 (distribute_links): Likewise.
10967 * cse.c (cse_insn): Likewise.
10968 * cselib.c (cselib_invalidate_mem): Likewise.
10969 * df.c: Update comments at the top of the file.
10970 (read_modify_subreg_p): Update comments here too.
10971 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10972 * flow.c (mark_set_1): Likewise.
10973 (mark_used_regs): Likewise.
10974 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10975 (canon_list_insert): Likewise.
10976 (mark_set): Likewise.
10977 (try_replace_reg): Likewise.
10978 (store_killed_in_insn): Likewise.
10979 * loop.c (count_one_set): Likewise.
10980 (basic_induction_var): Likewise.
10981 * postreload-gcse.c (find_mem_conflicts): Likewise.
10982 * postreload.c (reload_combine_note_store): Likewise.
10983 (move2add_note_store): Likewise.
10984 * reload.c (find_equiv_reg): Likewise.
10985 (mark_referenced_resources): Likewise.
10986 * rtlanal.c (set_noop_p): Likewise.
10987 (note_stores): Likewise.
10988 (note_uses): Likewise.
10989 * sched-deps.c (sched_analyze_1): Likewise.
10990 * sched-rgn.c (check_live_1): Likewise.
10991 (update_live_1): Likewise.
10992 * config/i860/i860.c: Likewise.
10994 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10996 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10998 * doc/rtl.texi: Update documentation for bit-fields and SET.
11000 2005-01-05 Roger Sayle <roger@eyesopen.com>
11002 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11004 2005-01-05 Jan Hubicka <jh@suse.cz>
11005 Richard Henderson <rth@redhat.com>
11008 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11011 2005-01-05 Richard Henderson <rth@redhat.com>
11014 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11015 (sse_shufps): Change operand 3 to const_int_operand.
11016 (sse2_storelps): Fix typo in template.
11017 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11018 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11019 (ix86_expand_builtin): Likewise.
11021 2005-01-05 Julian Brown <julian@codesourcery.com>
11023 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11024 as aggregates for AAPCS ABIs.
11026 2005-01-05 Stan Shebs <shebs@apple.com>
11028 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11029 Mach-O getters if ppc64.
11030 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11032 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11033 signed four-byte field for global code case.
11034 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11036 2005-01-05 Roger Sayle <roger@eyesopen.com>
11038 PR middle-end/19100
11039 * c-common.c: Include real.h.
11040 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11041 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11042 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11043 * Makefile.in (c-common.o): Update dependencies.
11045 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11047 * c-parse.in (asm_string): Add trailing semicolon.
11049 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11051 * c-parse.in (asm_string): New. Don't allow wide strings in
11053 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11054 asm_string instead of STRING.
11056 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11058 * c-typeck.c (constructor_no_implicit): Remove.
11059 (set_designator, process_init_element): Don't check
11060 constructor_no_implicit.
11062 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11063 Kaz Kojima <kkojima@gcc.gnu.org>
11066 * lcm.c (create_pre_exit): New.
11067 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11068 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11070 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11072 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11073 -msoft-float in target_float_switch.
11074 * arm.c (arm_override_options): Fix processing of target_float_switch.
11076 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11078 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11081 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11083 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11084 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11086 2005-01-04 Roger Sayle <roger@eyesopen.com>
11088 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11089 if deleting the then-block allows the test-block to fallthru to the
11092 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11095 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11096 after the full declaration if the are in two different TUs.
11098 2005-01-04 Richard Henderson <rth@redhat.com>
11101 * tree-sra.c (generate_one_element_init): Just
11102 call gimplify_and_add.
11103 (generate_element_init): Record the
11104 new referenced variables and mark them for renaming
11105 and split out to ...
11106 (generate_element_init_1): This.
11107 (scalarize_init): Don't call push_gimplify_context/
11108 pop_gimplify_context.
11110 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11112 * toplev.c (get_src_pwd): Handle failure of getpwd().
11114 2005-01-04 Roger Sayle <roger@eyesopen.com>
11116 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11118 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11119 all the cases handled by it are inverted by invert_truthvalue.
11121 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11123 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11124 (save_register_windowsi): Likewise.
11126 2005-01-04 Richard Henderson <rth@redhat.com>
11128 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11130 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11132 PR middle-end/17767
11133 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11134 any simplifications of vector mode comparison operators.
11135 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11137 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11138 Devang Patel <dpatel@apple.com>
11140 PR tree-optimization/18308
11141 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11142 the operands before creating a new expression.
11143 * dojump.c (do_jump): Make drop_through_label available
11144 for all cases. Add expansion of COND_EXPR.
11146 2005-01-04 Ira Rosen <irar@il.ibm.com>
11148 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11149 INTEGER_CST instead of TREE_CONSTANT.
11150 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11151 instead of TREE_CONSTANT.
11152 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11153 instead of TREE_CONSTANT.
11155 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11157 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11159 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11162 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11163 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11165 2005-01-03 Richard Henderson <rth@redhat.com>
11167 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11168 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11169 fold_convert_const_real_from_real): Split out from ...
11170 (fold_convert_const): ... here.
11172 2005-01-03 Richard Henderson <rth@redhat.com>
11175 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11176 (mov<MMXMODEI>_internal): Likewise.
11177 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11178 Add V2SF case; use it for SSE1; don't use TI.
11179 (movdf_integer): Likewise.
11180 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11182 2005-01-03 Ira Rosen <irar@il.ibm.com>
11184 * tree-vectorizer.c (vect_strip_conversions): New function.
11185 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11186 check for binary class.
11188 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11192 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11194 * gimple-low.c (mark_blocks_with_used_vars): New function.
11195 (mark_blocks_with_used_subblocks): Ditto.
11196 (mark_used_blocks): Ditto.
11197 (pass_mark_used_blocks): New pass.
11198 * tree-inline.c: Include debug.h.
11199 (expand_call_inline): Call outlining_inline_function here.
11200 * tree-optimize.c (init_tree_optimization_passes): Add
11201 pass_mark_used_blocks.
11202 * tree-pass.h (pass_mark_used_blocks): New.
11203 * Makefile.in (tree-inline.o): Add debug.h dependency.
11205 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11207 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11208 VAR_DECLs to have weak_import attribute.
11210 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11213 2004-01-03 Steven Bosscher <stevenb@suse.de>
11215 * passes.c (rest_of_compilation): Don't run regmove if only
11216 flag_expensive_optimizations, require flag_regmove instead.
11218 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11220 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11222 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11223 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11224 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11225 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11227 2005-01-03 Richard Henderson <rth@redhat.com>
11229 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11230 (ia64_const_ok_for_letter_p): New.
11231 (ia64_const_double_ok_for_letter_p): New.
11232 (ia64_extra_constraint): New.
11233 (ia64_expand_vecint_compare): New.
11234 (ia64_expand_vcondu_v2si): New.
11235 (ia64_expand_vecint_cmov): New.
11236 (ia64_expand_vecint_minmax): New.
11237 (ia64_print_operand): Add 'v'.
11238 (ia64_preferred_reload_class): New.
11239 (ia64_vector_mode_supported_p): New.
11240 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11241 (PREFERRED_RELOAD_CLASS): Move to function.
11242 (CONST_OK_FOR_LETTER_P): Move to function.
11243 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11244 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11245 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11246 (EXTRA_CONSTRAINT): Move to function.
11247 * config/ia64/ia64.md: Include vect.md.
11248 (itanium_class): Add mmalua.
11250 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11252 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11253 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11255 (const_int_2bit_operand): New.
11256 (fr_reg_or_0_operand): New.
11257 * config/ia64/ia64-modes.def: Add vector modes.
11258 * config/ia64/ia64-protos.h: Update.
11259 * config/ia64/vect.md: New file.
11261 2005-01-03 Richard Henderson <rth@redhat.com>
11263 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11265 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11268 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11270 (log1pdf2): Change mode of operands[0,1] to DFmode.
11272 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11274 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11275 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11276 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11277 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11278 SPARC_RELAXED_ORDERING.
11280 2005-01-03 Richard Henderson <rth@redhat.com>
11281 Uros Bizjak <uros@kss-loka.si>
11284 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11285 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11286 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11288 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11289 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11290 const_pow2_1_to_128_operand): New predicates.
11292 2005-01-02 Greg McGary <greg@mcgary.org>
11294 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11296 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11297 object. [ptr_type]: Remove unused variable.
11298 Remember nearest addressable array-element or record-component
11299 when checking bitfield components. Tolerate empty BIND_EXPR.
11301 2005-01-01 Richard Henderson <rth@redhat.com>
11303 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11304 that don't narrow the value. Fail for other conversions.
11306 2005-01-01 Richard Henderson <rth@redhat.com>
11309 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11310 * c-lang.c (finish_file): Don't do it here.
11311 * objc/objc-act.c (objc_finish_file): Likewise.
11313 * cgraph.c (decl_assembler_name_equal): New.
11314 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11315 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11316 * cgraph.h (struct cgraph_varpool_node): Add next.
11317 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11318 * varasm.c (assemble_alias): Mark the target as needed.
11320 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11322 PR middle-end/19221
11323 * function.c (get_arg_pointer_save_area): Use entry_of_function
11324 instead of get_insns.
11326 2005-01-01 Roger Sayle <roger@eyesopen.com>
11327 Andrew Pinski <pinskia@physics.uc.edu>
11328 James E. Wilson <wilson@specifixinc.com>
11330 PR rtl-optimization/12092
11331 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11334 2005-01-01 Roger Sayle <roger@eyesopen.com>
11335 Olivier Hainque <hainque@act-europe.fr>
11337 * tree.c (int_fits_type_p): A narrower type always fits in a
11338 wider one, except for negative values into unsigned types.
11340 2005-01-01 Roger Sayle <roger@eyesopen.com>
11342 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11343 with the original constant rather than require TREE_OVERFLOW.
11345 2005-01-01 Steven Bosscher <stevenb@suse.de>
11347 PR middle-end/17544
11348 * c-decl.c (finish_function): If compiling C99, annotate the
11349 compiler generated return with the current file name and line 0.
11350 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11351 the source line is greater than 0.
11352 (remove_bb): Likewise.