| blob | 12aac93f7bac362fa8a382aea3fa1cc789abce5a |
1 2004-07-22 Jason Merrill <jason@redhat.com>
3 * integrate.c (copy_decl_for_inlining): Remove invisible reference
4 handling.
5 * tree-inline.c (setup_one_parameter): Likewise.
7 2004-07-22 Brian Booth <bbooth@redhat.com>
9 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
10 (substitute_and_fold): Propigate into VUSE operands when possible.
11 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
12 (cp_lattice_meet): Handle merging of latticevalues when
13 UNKNOWN_VAL is present.
14 (visit_stmt): Visit assignments with V_MUST_DEFs.
15 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
16 (ccp_fold): Deal with RHS' that are constant and virtual.
17 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
18 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
19 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
20 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
21 computing immediate uses.
22 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
23 transition.
24 (replace_vuse_in): New function.
25 (likely_value): Add check of vuse operands.
26 (get_default_value): Set the default value of virtually defined
27 variables to UKNOWN_VAL instead of VARYING.
29 2004-07-22 Richard Henderson <rth@redhat.com>
31 * expr.c (emit_push_insn): Don't use set_mem_attributes.
33 2004-07-22 Richard Henderson <rth@redhat.com>
35 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
36 variables due to conditional compilation.
38 2004-07-22 Diego Novillo <dnovillo@redhat.com>
40 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
41 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
42 Release SSA names that have been re-renamed.
43 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
44 variable.
45 * tree-ssa-alias.c (init_alias_info): If aliases have been
46 computed before, clear existing alias information.
47 (create_name_tags): Do no fixup PT_ANYTHING pointers.
48 If the new name tag for a pointer is different than the one it
49 had before, mark the old tag for renaming.
50 (replace_may_alias): New function.
51 (group_aliases): Call it.
52 (setup_pointers_and_addressables): Always call get_tmt_for.
53 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
54 once.
55 (set_pt_anything): New local function.
56 (set_pt_malloc): New local function.
57 (merge_pointed_to_info): Don't merge pointed-to variables from
58 the original pointer if the destination is pointing to an
59 unknown location.
60 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
61 (add_pointed_to_var): Do not add a variable to the points-to
62 set if the pointer is already pointing to anywhere.
63 (collect_points_to_info_r): If the defining statement is a PHI
64 node, only merge pointed-to information if the argument has
65 already been visited.
66 (get_tmt_for): Only create a new tag if the pointer didn't
67 have one already.
68 (dump_alias_info): Emit more information.
69 (dump_points_to_info_for): Likewise.
70 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
71 try to get the annotation of an SSA_NAME.
72 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
73 alias sets when checking is enabled.
74 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
75 (eliminate): Mark basic blocks that will need
76 EH information cleaned up.
77 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
78 predecessor.
79 Initialize need_eh_cleanup.
80 (fini_pre): Call tree_purge_all_dead_eh_edges and
81 cleanup_tree_cfg if needed.
82 Free need_eh_cleanup.
83 * tree-ssa.c (verify_ssa_name): New function.
84 (verify_def): Call it.
85 Re-arrange to avoid printing too many error messages.
86 (verify_use): Likewise.
87 (verify_phi_args): Likewise.
88 (verify_flow_insensitive_alias_info): New function.
89 (verify_flow_sensitive_alias_info): New function.
90 (verify_alias_info): New function.
91 (verify_ssa): Call verify_alias_info.
92 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
93 program.
94 Re-arrange to avoid printing too many error messages.
95 * tree-ssanames.c (make_ssa_name): Clear
96 SSA_NAME_IN_FREE_LIST.
97 (release_ssa_name): Never release a default definition.
98 (release_defs): New function.
99 * tree.h: Declare it.
100 * tree-ssa-dce.c (remove_dead_stmt): Call it.
102 2004-07-22 Diego Novillo <dnovillo@redhat.com>
104 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
105 If true, do a depth-first search. Do a breadht-first search,
106 otherwise.
107 (walk_use_def_chains): Add new argument IS_DFS.
108 Update all users.
109 * tree-flow.h (walk_use_def_chains): Update prototype.
111 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
113 * config/cris/cris.md: Tweak formatting.
114 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
115 (mover2side, moverside, movemside, movei, op3, andu): Replace
116 live define_peephole:s with define_peephole2 near-equivalents.
117 Delete the rest.
118 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
119 word-size modes.
120 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
121 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
122 "*mov_sidesi_mem" respectively.
124 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
126 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
127 (gimplify_build1): Move from tree-complex.c do_unop.
128 (gimplify_build2): Move from tree-complex.c do_binop.
129 (gimplify_build3): New.
130 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
131 Adjust throughout to call the functions above.
132 * tree-flow.h: Declare the functions above.
133 * tree-nested.c (gimplify_val): Rename to...
134 (tsi_gimplify_val): ... this.
136 * Makefile.in (tree_complex.o): Update dependencies.
137 (stor-layout.o): Depend on regs.h.
138 * c-common.c (handle_vector_size_attribute): Update for
139 vector types without corresponding vector modes.
140 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
141 a corresponding vector mode is not available.
142 * print-tree.c (print_node): Print nunits for vector types
143 * regclass.c (have_regs_of_mode): New.
144 (init_reg_sets_1): Initialize it and use it instead
145 of allocatable_regs_of_mode.
146 * regs.h (have_regs_of_mode): Declare it.
147 * stor-layout.c (layout_type): Pick a mode for vector types.
148 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
149 build_replicated_const, do_unop, do_binop, do_plus_minus,
150 do_negate, expand_vector_piecewise, expand_vector_parallel,
151 expand_vector_addition, expand_vector_operations_1,
152 expand_vector_operations, tree_lower_operations,
153 pass_lower_vector_ssa, pass_pre_expand): New.
154 (expand_complex_operations, pass_lower_complex): Remove.
155 * tree-optimize.c (init_tree_optimization_passes): Adjust
156 pass ordering for changes in tree-complex.c.
157 * tree-pass.h: Declare new passes.
158 * tree.c (finish_vector_type): Remove.
159 (make_vector_type): New.
160 (build_vector_type_for_mode, build_vector_type): Rewritten.
161 * tree.def (VECTOR_TYPE): Document where the number of
162 subparts is stored.
163 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
164 (make_vector): Remove declaration.
166 2004-07-21 Richard Henderson <rth@redhat.com>
168 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
169 TREE_THIS_VOLATILE, may_aliases, or optimization level.
170 (remove_useless_vars): Dump debugging info.
171 (expand_used_vars): Move ...
172 * cfgexpand.c (expand_used_vars): ... here. Make static.
173 * tree-flow-inline.h (set_is_used): New.
174 (set_default_def): Use get_var_ann.
175 * tree-flow.h: Update decls.
176 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
177 (create_ssa_var_map): Use it.
178 * tree-ssa.c (set_is_used): Remove.
180 2004-07-22 Ben Elliston <bje@au.ibm.com>
182 * gdbinit.in: Set a breakpoint on internal_error.
184 2004-07-21 Richard Henderson <rth@redhat.com>
186 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
187 to create a new basic block.
189 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
191 PR c/15052
192 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
193 return type on function definitions. Move other warnings for
194 qualified return type to -Wreturn-type. Do not condition any such
195 warnings on -pedantic. Update comments.
196 (start_function): Only copy function type from previous prototype
197 declaration if return types are compatible.
198 * c-typeck.c (function_types_compatible_p): Don't condition
199 warning for incompatibility of volatile qualifiers on the return
200 type on -pedantic. Update comment.
201 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
203 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
205 * c-typeck.c (set_init_index): Require designator to be of integer
206 type.
208 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
210 PR c/11250
211 * c-parse.in (init): Change to exprtype.
212 (primary): Set original_code for STRING to STRING_CST.
213 Call maybe_warn_string_init for compound literals.
214 (initdcl, notype_initdcl): Call maybe_warn_string_init.
215 (initval): Update.
216 * c-tree.h (maybe_warn_string_init): New.
217 (pop_init_level, process_init_element): Use struct c_expr.
218 (struct c_expr): Update comment.
219 * c-typeck.c (maybe_warn_string_init): New function.
220 (digest_init): Call it. Additional parameter strict_string. All
221 callers changed.
222 (output_init_element): Likewise.
223 (struct constructor_stack): Use struct c_expr for
224 replacement_value.
225 (really_start_incremental_init, push_init_level): Update.
226 (pop_init_level): Update. Return struct c_expr.
227 (process_init_level): Update. Take struct c_expr argument.
229 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
231 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
232 commit.
234 2004-07-21 Eric Christopher <echristo@redhat.com>
236 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
237 removal.
238 * c-decl.c (pop_scope): Ditto.
239 * calls.c (expand_call): Remove call to current_nesting_level,
240 update comment accordingly. Remove calls to expand_start_target_temps
241 and expand_end_target_temps.
242 * cfgexpand.c (construct_init_block): Remove call to
243 expand_start_bindings_and_block.
244 (construct_exit_block): Remove call to expand_end_bindings.
245 * expr.c (safe_from_p): Remove BIND_EXPR handling.
246 (expand_expr_real_1): Ditto. Fix formatting.
247 (expand_vars): Delete.
248 * stmt.c (POPSTACK): Remove block_stack.
249 (stmt_status): Remove x_block_stack.
250 (block_stack): Delete.
251 (expand_start_bindings_and_block): Ditto.
252 (expand_start_target_temps): Ditto.
253 (expand_end_target_temps): Ditto.
254 (current_nesting_level): Ditto.
255 (warn_about_unused_variables): Ditto.
256 (expand_end_bindings): Ditto.
257 * tree.h: Remove declarations for above.
259 2004-07-21 Steven Bosscher <stevenb@suse.de>
261 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
262 * rtl.c (note_insn_name): Likewise.
263 * print-rtl.c (print_rtx): Don't print it.
264 * cfgrtl.h (can_delete_note_p): Don't handle it.
265 (rtl_delete_block): Likewise.
266 * passes.c (rest_of_handle_guess_branch_prob): Remove.
267 (rest_of_compilation): Don't call it.
268 * predict.c (process_note_predictions, process_note_prediction,
269 note_prediction_to_br_prob): Remove.
270 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
271 * stmt.c (return_prediction): Remove.
272 (expand_value_return): Don't call it. Don't add prediction
273 notes for return statements.
275 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
277 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
278 once.
280 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
282 * c-common.c (vector_types_convertible_p): Use vector types'
283 TYPE_SIZE and TREE_TYPE instead of their mode.
284 * convert.c (convert_to_integer): Likewise.
285 (convert_to_vector): Likewise.
286 * fold-const.c (fold_convert): Likewise.
287 * varasm.c (output_constant): Likewise.
288 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
289 Allow a VECTOR_TYPE initializer to be made of several vectors.
290 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
291 of cleared and need_to_clear, and use fold_convert.
292 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
293 integer vectors.
295 2004-07-20 Richard Henderson <rth@redhat.com>
297 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
298 (expand_gimple_basic_block): out from here. Renamed from expand_block.
300 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
302 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
303 enormous cost if not TARGET_HARD_MUL.
305 2004-07-20 Andrew Pinski <apinski@apple.com>
307 PR target/16557
308 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
309 (ASM_SPEC): here.
311 2004-07-21 Paul brook <paul@codesourcery.com>
313 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
315 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
317 * fold-const.c (operand_equal_p): Temporarily support NULL args.
318 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
319 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
321 2004-07-20 Zack Weinberg <zack@codesourcery.com>
323 * rtl.h (plus_constant): Delete.
324 (plus_constant_wide): Rename to plus_constant.
325 (plus_constant_for_output_wide): Delete vestigial prototype.
326 (GEN_INT): Remove unnecessary cast.
327 * tree.h (build_int_2, size_int_type): Delete.
328 (build_int_2_wide): Rename to build_int_2.
329 (size_int_wide): Rename to size_int_kind.
330 (size_int_type_wide): Rename to size_int_type.
331 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
332 Remove unnecessary cast.
333 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
334 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
335 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
336 (size_int_type_wide): Rename size_int_type.
337 (int_const_binop): Use size_int_type.
338 * c-lex.c (interpret_integer): Use build_int_2.
339 * final.c (split_double): Remove unnecessary casts.
340 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
342 2004-07-20 Richard Henderson <rth@redhat.com>
344 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
345 (gimplify_compound_lval): Use is_gimple_tmp_reg.
346 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
347 (is_gimple_tmp_reg): New.
348 * tree-gimple.h (is_gimple_tmp_reg): Declare.
350 2004-07-20 Richard Henderson <rth@redhat.com>
352 * tree-pretty-print.c (dump_generic_node): Dump
353 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
355 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
357 * tree-mudflap.c (mf_set_options_fndecl): New tree.
358 (mudflap_init): Set it.
359 (mudflap_register_call): Remove __mf_init call.
360 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
361 to pass "-ignore-reads" option to libmudflap if needed.
363 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
365 PR c++/14607
366 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
367 (MAKE_DECL_ONE_ONLY): Undefine.
368 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
369 readonly_data, one_only_data_section, forget_section): New prototypes.
370 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
371 functions.
372 (pa_select_section): Add one-only (COMDAT) support.
373 * pa.h (struct machine_function): Define.
374 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
375 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
376 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
377 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
378 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
379 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
380 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
381 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
382 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
383 for EXTRA_SECTION_FUNCTIONS.
384 * doc/install.texi: Update binutils requirements.
386 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
388 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
389 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
390 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
391 size_t.
392 (struct VEC): Use unsigned for num and alloc.
393 * vec.c (struct vec_prefix): Likewise.
394 (vec_o_reserve): Adjust.
396 * dbxout.c (dbxout_type): Fix printf format.
398 * tree.h (binfo_member): Remove.
399 * tree.c (binfo_member): Remove.
401 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
403 * tree.h: Include vec.h
404 (DEF_VEC_P(tree)): New type.
405 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
406 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
407 (BINFO_LANG_SLOT): Remove.
408 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
409 (struct tree_binfo): Turn base_binfos into a trailing
410 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
411 (binfo_lang_slots): Remove.
412 * tree.c (binfo_lang_slots): Remove.
413 (make_tree_binfo_stat): Take a base binfo count, not a
414 lang slot count. Adjust.
415 * Makefile.in (TREE_H): Add vec.h
416 * alias.c (record_component_aliases): Adjust BINFO access.
417 * dbxout.c (dbxout_type): Likewise.
418 * dwarf2out.c (gen_member_die): Likewise.
419 * sdbout.c (sdbout_one_type): Likewise.
420 * tree-dump.c (deque_and_dump): Likewise.
421 * config/i386/i386.c (classify_argument,
422 contains_128bit_aligned_vector_p): Likewise.
423 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
424 * doc/c-tree.texi (Classes): Update BINFO documentation.
426 2004-07-20 Steven Bosscher <stevenb@suse.de>
428 * c-common.h (check_case_value): Remove prototype.
429 (c_add_case_label): Adjust prototype.
430 * c-common.c (check_case_value): Make static.
431 (check_case_bounds): New function.
432 (c_add_case_label): Use it. Take new argument orig_type.
433 * c-typeck.c (struct c_switch): New orig_type field.
434 (c_start_case): Set it.
435 (do_case): Pass it to c_add_case_label.
436 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
437 cases from here. Add the labels in reverse order.
438 * stmt.c (struct case_node): Adjust comment. Remove balance field.
439 (add_case_node): Return nothing, don't check for duplicate cases.
440 Insert new case nodes in a list, not in an AVL tree.
441 (expand_end_case_type): Don't turn a case tree into a case list.
442 (case_tree2list): Remove.
443 * tree.h (add_case_node): Adjust prototype.
445 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
447 * genattr.c (struct range, struct function_unit,
448 write_units, extend_range, init_range): Remove them.
449 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
450 Output "#define INSN_SCHEDULING" here.
451 * genattrtab.c (struct range, struct function_unit_op,
452 struct function_unit, struct dimension, enum operator,
453 operate_exp, expand_units, simplify_knowing,
454 encode_units_mask, simplify_by_exploding,
455 find_and_mark_used_attributes, unmark_used_attributes,
456 add_values_to_cover, increment_current_value,
457 test_for_current_value, simplify_with_current_value,
458 simplify_with_current_value_aux, gen_unit,
459 write_unit_name, write_function_unit_info,
460 write_complex_function, write_toplevel_expr,
461 find_single_value, extend_range): Remove.
462 (write_attr_get): Do not handle common_av->value
463 being an FFS.
464 (struct attr_desc): Remove func_units_p and blockage_p.
465 (write_attr_valueq): Do not handle them.
466 (find_attr): Do not clear them.
467 (make_internal_attr): Do not initialize them.
468 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
469 * sched-vis.c (init_target_units, insn_print_units,
470 init_block_visualization, print_block_visualization,
471 visualize_scheduled_insns, visualize_no_unit,
472 visualize_stall_cycles, visualize_alloc,
473 visualize_free, target_units, get_visual_tbl_length,
474 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
475 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
476 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
477 * haifa-sched.c (blockage_range, clear_units,
478 schedule_unit, actual_hazard, potential_hazard,
479 insn_unit, unit_last_insn, unit_tick,
480 actual_hazard_this_instance, potential_hazard,
481 schedule_unit, max_insn_queue_index_value): Remove.
482 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
483 max_insn_queue_index.
484 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
485 * doc/md.texi (Processor pipeline description): Remove
486 references to old pipeline descriptions.
487 (Automaton pipeline description): Merge with the above.
488 (Old pipeline description, Comparison of the two descriptions):
489 Remove.
491 * bt-load.c (migrate_btr_def): Remove references to
492 use_pipeline_interface.
493 * haifa-sched.c (insn_cost, schedule_insn,
494 schedule_block, advance_one_cycle, sched_init,
495 queue_to_ready, sched_finish): Likewise.
496 * modulo-sched.c (sms_schedule, advance_one_cycle,
497 ps_has_conflicts): Likewise.
498 * sched-rgn.c (init_ready): Likewise.
499 (debug_dependencies): Likewise, and remove an "if (1)".
500 * target.h (use_dfa_pipeline_interface): Remove.
501 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
502 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
503 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
504 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
505 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
506 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
507 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
508 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
509 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
510 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
511 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
512 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
513 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
514 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
515 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
516 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
517 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
518 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
519 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
521 2004-07-19 Roger Sayle <roger@eyesopen.com>
523 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
525 2004-07-19 Jeff Law <law@redhat.com>
527 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
528 (get_eq_expr_value): Use it. Simplify slightly.
530 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
532 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
533 (umulsidi3_32bit_r4000): Likewise.
535 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
537 * vec.h: Propagate location information properly.
538 (VEC_T_iterate): Add result pointer parameter.
539 (VEC_T_space): New.
540 (VEC_T_reserve): Use it.
542 2004-07-19 Daniel Jacobowitz <dan@debian.org>
544 * Makefile.in (c-format.o): Depend on c-format.h.
545 * c-format.h: New file.
546 (struct format_char_info): Add CHAIN member.
547 * c-format.c: Move some types and constants to c-format.h.
548 (format_type_error): Set to -1.
549 (struct function_format_info): Use an int for format_type.
550 (decode_format_type): Return an int. Return format_type_error
551 on error.
552 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
553 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
554 (scan_char_table, time_char_table, monetary_char_table): Initialize
555 CHAIN to NULL.
556 (n_format_types): New variable.
557 (check_format_info_main): Handle CHAIN in format_char_info.
558 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
559 TARGET_N_FORMAT_TYPES.
560 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
561 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
562 * config/sol2-c.c: New file.
563 * config/t-sol2: New file.
564 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
565 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
566 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
568 * doc/extend.texi (Target Format Checks): New section.
569 (Function Attributes): Mention it.
570 * doc/invoke.texi: Mention target format checks.
571 * doc/sourcebuild.texi: Mention target format checks.
572 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
573 TARGET_FORMAT_TYPES.
575 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
577 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
578 added.
579 * config/s390/s390.c (regclass_map initializer): Register 35 added to
580 ADDR_REGS.
581 (load_multiple_operation, store_multiple_operation): Removed
582 pointless sanity check.
583 (s390_decompose_address): Added check for return_address_pointer_rtx.
584 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
585 (s390_return_address_offset): New function.
586 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
587 (FRAME_REGNO_P): Added check for register 35.
588 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
589 REG_ALLOC_ORDER): Appended entry for register 35.
590 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
591 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
592 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
593 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
594 is eliminable using stack pointer or hard frame pointer.
595 (REGISTER_NAMES): Added name for register 35.
596 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
597 pointless sanity check.
599 2004-07-19 Roger Sayle <roger@eyesopen.com>
601 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
602 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
603 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
604 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
605 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
606 (fold_relational_const): Tidy up handling of floating point
607 comparisons by calling real_compare. Remove tree_expr_nonzero_p
608 transformation; fold_relational_const assumes constant operands.
610 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
612 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
613 directory.
615 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
617 * c-tree.h (struct c_expr): Define.
618 (C_SET_EXP_ORIGINAL_CODE): Remove.
619 (parser_build_binary_op, build_compound_expr): Update prototypes.
620 * c-parse.in (%union): Add exprtype.
621 (FUNC_NAME): Mark as ttype.
622 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
623 exprtype.
624 (expr): Update. Define directly in terms of expr_no_commas
625 instead of using nonnull_exprlist.
626 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
627 offsetof_member_designator, typespec_nonreserved_nonattr, init,
628 initval, designator, component_declarator,
629 component_notype_declarator, enumerator, array_declarator,
630 condition, exexpr, switch_statement, stmt_nocomp, stmt,
631 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
632 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
633 where appropriate.
634 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
635 * c-common.c (c_common_truthvalue_conversion): Don't check
636 C_EXP_ORIGINAL_CODE.
637 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
638 Don't use C_EXP_ORIGINAL_CODE.
639 (default_conversion, default_function_array_conversion): Don't use
640 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
641 (internal_build_compound_expr): Merge into build_compound_expr.
642 (build_compound_expr): Take two operands instead of a TREE_LIST.
643 * objc/objc-act.c (get_super_receiver): Update calls to
644 build_compound_expr.
646 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
648 * config/sh/sh.c (sh_use_dfa_interface): Remove.
649 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
650 hook_int_void_1.
651 * config/sh/sh.md: Extract pipeline descriptions
652 into separate files.
653 * config/sh/sh1.md: New file, extracted from sh.md.
654 * config/sh/sh4.md: New file, extracted from sh.md.
655 * config/sh/shmedia.md: New file, extracted from sh.md
656 and rewritten using new-style pipeline description.
658 2004-07-18 Zack Weinberg <zack@codesourcery.com>
660 * config/pa/pa.md: Delete the two remaining define_peephole
661 patterns.
663 2004-07-18 Steven Bosscher <stevenb@suse.de>
664 Joseph S. Myers <jsm@polyomino.org.uk>
666 * c-common.c (c_common_truthvalue_conversion): Don't warn if
667 TREE_NO_WARNING is set.
669 2004-07-18 Roger Sayle <roger@eyesopen.com>
671 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
672 simplify_builtin_strncmp): Delete.
673 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
674 Change argument to accept an arglist instead of an "exp". Assume
675 that the return type is always integer_type_node. Copy missing
676 transformations from their now obsolete simplify_builtin_*
677 equivalents.
678 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
679 fold_builtin_strcmp and fold_builtin_strncmp.
680 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
681 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
682 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
684 2004-07-18 Daniel Jacobowitz <dan@debian.org>
686 * Makefile.in (tree-alias-common.o): Update dependencies.
688 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
690 * cfgloop.c (flow_loop_nested_p): Fix comment.
692 2004-07-17 Jason Merrill <jason@redhat.com>
694 PR c++/16115
695 * stor-layout.c (relayout_decl): New fn.
696 * tree.h: Declare it.
697 (DECL_BY_REFERENCE): New macro.
699 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
701 * libgcc2.c (__enable_execute_stack): New symbol.
702 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
703 and declare __enable_execute_stack.
704 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
705 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
706 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
707 ENABLE_EXECUTE_STACK.
708 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
709 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
710 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
711 ENABLE_EXECUTE_STACK.
712 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
713 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
714 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
715 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
716 ENABLE_EXECUTE_STACK.
717 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
718 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
719 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
720 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
721 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
722 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
723 (sparc64_initialize_trampoline): Likewise.
724 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
726 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
728 * langhooks.h (builtin_function): New langhook.
729 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
730 (LANG_HOOKS_INITIALIZER): Update.
731 * tree.h (builtin_function): Remove.
732 * doc/tm.texi: Update.
733 * c-tree.h (builtin_function): Declare.
734 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
735 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
736 config/ia64/ia64.c, config/iq2000/iq2000.c,
737 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
738 config/stormy16/stormy16.c: All callers of builtin_function
739 changed.
741 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
743 PR target/16556
744 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
745 Remove white space after the backslash.
747 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
749 PR rtl-optimization/16294
750 * resource.c (return_insn_p): New predicate.
751 (mark_target_live_regs): Use it. Special-case return insns.
752 (init_resource_info): Use it. Don't scan the epilogue past
753 a return.
755 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
757 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
758 destroy dominance information.
759 * passes.c (rest_of_handle_loop2): Free dominance information.
760 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
761 jump threading.
762 (thread_jumps): Update dominance information and remove unreachable
763 blocks.
764 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
765 information and remove the unreachable block.
767 2004-07-17 Graham Stott <graham.stott@btinternet.com>
769 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
771 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
773 * doc/sourcebuild.texi: Remove libf2c entry.
775 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
777 * config/i386/i386.md (movv16qi_internal): Fix typo.
779 2004-07-17 Steven Bosscher <stevenb@suse.de>
781 * final.c (final_scan_insn): Fix broken commit from previous
782 patch.
784 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
786 * c-typeck.c (parser_build_binary_op): Condition warnings for
787 X<=Y<=Z on -Wparentheses instead of -Wextra.
788 * doc/invoke.texi: Update. Document that most of -Wparentheses is
789 supported for C only.
791 2004-07-17 Steven Bosscher <stevenb@suse.de>
793 * cfgcleanup.c (try_simplify_condjump): Don't remove line
794 notes to avoid unreachable code warnings.
795 * toplev.c (backend_init): Don't emit line notes for
796 unreachable code warnings.
798 * combine.c (distribute_notes): Don't distribute a
799 REG_VTABLE_REF note.
800 * final.c (final_scan_insn): Don't handle it.
801 * rtl.c (reg_note_name): Remove it.
802 * rtl.h (enum reg_node): Dito.
804 * emit-rtl.c (force_line_numbers, restore_line_number_status):
805 Remove.
806 * rtl.h (force_line_numbers, restore_line_number_status):
807 Remove prototypes.
809 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
810 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
811 (using_eh_for_cleanups): Also moved here.
813 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
814 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
815 to expand_start_case and add_case_node.
816 * stmt.c (struct nesting): Cleanup unused fields condition_code,
817 last_unconditional_cleanup, nominal_type, printname, and
818 line_number_status.
819 (struct fixup_goto): Remove.
820 (struct stmt_status): Remove x_goto_fixup_chain field.
821 (goto_fixup_chain): Remove.
822 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
823 pushcase, pushcase_range): Remove.
824 (expand_start_bindings_and_block): Don't set unused fields in
825 the nesting stack.
826 (expand_start_case, add_case_node): Cleanup unused formal arguments.
827 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
828 instead of emit_jump_if_reachable.
829 (emit_case_nodes): Likewise.
830 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
831 static.
832 (update_eh_label): Work around left-over exception handing regions.
833 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
834 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
835 (pass_cleanup_cfg_post_optimizing): New pass.
836 (init_tree_optimization_passes): Run the new pass after all
837 optimizations.
838 * tree.h (pushcase, pushcase_range): Remove prototypes.
839 (expand_start_case, add_case_node): Update prototypes.
841 2004-07-16 Krister Walfridsson <cato@df.lth.se>
843 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
845 2004-07-16 Richard Henderson <rth@redhat.com>
847 * builtins.c (std_expand_builtin_va_arg): Remove.
848 (expand_builtin_va_arg): Remove.
849 * expr.h: Don't declare them.
850 * gimplify.c (mark_decls_volatile_r): Remove.
851 (copy_if_shared_r): Don't call it.
852 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
853 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
854 * gimple-low.c (lower_stmt): Likewise.
855 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
856 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
857 * tree-ssa-operands.c (get_expr_operands): Likewise.
858 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
859 EXPAND_BUILTIN_VA_ARG.
860 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
861 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
862 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
863 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
865 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
867 * tree-ssa-pre.c (insert_aux): Break out if we hit
868 a critical edge.
870 2004-07-16 Richard Henderson <rth@redhat.com>
872 * basic-block.h (remove_fake_exit_edges): Declare.
873 * cfganal.c (remove_fake_predecessors): Rename from
874 remove_fake_successors; iterate over predecessors.
875 (remove_fake_exit_edges): New.
876 * cfgcleanup.c (try_optimize_cfg): Use it.
877 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
878 * predict.c (estimate_probability): Likewise.
879 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
880 * tree-cfg.c (make_edges): Likewise.
881 * tree-ssa-pre.c (fini_pre): Likewise.
882 * profile.c (instrument_edges): Don't remove_fake_edges.
883 (branch_prob): Do it earlier here.
885 2004-07-16 Richard Henderson <rth@redhat.com>
887 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
888 switchification wrt CONSTRUCTOR. Document the reason.
890 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
892 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
893 that prevented descriptive __mf_check source location strings.
895 2004-07-16 Richard Henderson <rth@redhat.com>
897 * tree-def (WITH_SIZE_EXPR): New.
898 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
899 * expr.c (expand_expr_real_1): Likewise.
900 * gimplify.c (maybe_with_size_expr): New.
901 (gimplify_arg, gimplify_modify_expr): Use it.
902 (gimplify_modify_expr_to_memcpy): Take size parameter.
903 (gimplify_modify_expr_to_memset): Likewise.
904 (gimplify_expr): Handle WITH_SIZE_EXPR.
905 * tree-alias-common.c (find_func_aliases): Likewise.
906 * tree-eh.c (tree_could_trap_p): Likewise.
907 (tree_could_throw_p): Likewise.
908 * tree-gimple.c (is_gimple_lvalue): Likewise.
909 (get_call_expr_in): Likewise.
910 * tree-inline.c (estimate_num_insns_1): Likewise.
911 (expand_calls_inline): Likewise.
912 * tree-nested.c (convert_call_expr): Likewise.
913 * tree-pretty-print.c (dump_generic_node): Likewise.
914 * tree-sra.c (sra_walk_expr): Likewise.
915 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
916 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
917 * tree-ssa-operands.c (get_expr_operands): Likewise.
918 * tree-tailcall.c (find_tail_calls): Likewise.
920 * calls.c (expand_call): Reset old_stack_allocated after
921 calling emit_stack_restore.
923 2004-07-16 Richard Henderson <rth@redhat.com>
925 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
926 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
927 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
928 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
929 copy_res_decl_for_inlining.
931 * tree-inline.c (declare_return_variable): New modify_dest argument.
932 Use it as the return value, when possible or manditory. Handle
933 TREE_ADDRESSABLE types.
934 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
935 replacement of CALL_EXPR.
937 2004-07-16 Richard Henderson <rth@redhat.com>
939 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
940 * gimple-low.c (expand_var_p): Don't check it.
941 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
942 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
943 * tree-ssa-operands.c (add_stmt_operand): Likewise.
944 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
945 (find_referenced_vars): Don't call them.
946 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
948 2004-07-16 Richard Henderson <rth@redhat.com>
950 * function.c (pass_by_reference): True for all variable sized types.
952 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
954 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
955 * tree-pretty-print.c: Include tree-chrec.h.
956 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
957 and POLYNOMIAL_CHREC nodes.
959 2004-07-16 Steve Ellcey <sje@cup.hp.com>
961 * builtins.c (expand_builtin_stpcpy): Do not create temporary
962 reg with VOIDmode.
964 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
966 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
968 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
970 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
971 to BASE_REGNUM.
972 * config/s390/s390.c: Likewise.
973 * config/s390/s390.h: Likewise.
975 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
977 * config/mips/mips.md (addsi3, adddi3): Remove special handling
978 of $sp adds. Remove REGNO checks from mips16 patterns.
980 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
982 * config/mips/mips.md: Delete outdated comment.
984 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
986 * config/mips/mips.c (get_float_compare_codes): Delete.
987 (mips_emit_compare): New function, mostly extracted from
988 get_float_compare_codes and gen_conditional_branch.
989 (gen_conditional_branch, gen_conditional_move): Use it.
991 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
993 * genautomata.c (add_vect): Speedup by using integers as
994 bit-vectors for walking through the comb_vect and finding
995 a match.
997 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
999 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
1000 operand is an uns_arith_operand; use subtraction otherwise.
1001 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
1002 not just arith_operands.
1004 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1006 * config/mips/mips-protos.h (gen_int_relational): Delete.
1007 (mips_emit_scc): Declare.
1008 * config/mips/mips.c (internal_test): Delete.
1009 (sle_operand, sleu_operand): New functions.
1010 (map_test_to_internal_test, gen_int_relational): Delete.
1011 (mips_emit_binary, mips_relational_operand_ok_p)
1012 (mips_emit_int_relational, mips_zero_if_equal)
1013 (mips_emit_scc): New functions.
1014 (gen_conditional_branch): Rework to use mips_emit_int_relational.
1015 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
1016 sleu_operand.
1017 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1018 (sltu, sleu): Use mips_emit_scc.
1019 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
1020 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
1021 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
1023 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1025 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
1027 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1029 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
1030 (*sne_[sd]i): Likewise sne_[sd]i_zero.
1031 (*sgt_[sd]i): ...and sgt_[sd]i.
1032 (*slt_[sd]i): ...and slt_[sd]i.
1033 (*sgtu_[sd]i): ...and sgtu_[sd]i.
1034 (*sltu_[sd]i): ...and sltu_[sd]i.
1035 (*sleu_[sd]i): ...and sleu_[sd]i_const.
1036 Name previously unnamed mips16 patterns. Formatting fixes.
1038 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1040 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
1041 (branch_type): Delete.
1042 (gen_conditional_branch, gen_conditional_move)
1043 (mips_gen_conditional_trap): Update after name change. Get the
1044 comparison mode from cmp_operands[0].
1045 * config/mips/mips.h (cmp_type, branch_type): Delete.
1046 (cmp_operands): Renamed from branch_cmp.
1047 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
1048 name change. Don't set branch_type.
1049 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
1050 mode class of cmp_operands[0] rather than branch_type. Update after
1051 name change.
1053 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1055 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
1056 of 0...255 to 0 when inside a SET.
1058 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1060 * config/mips/mips.md: Remove mips16 define_peepholes.
1062 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
1064 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
1065 (fini_pre): Remove fake edges.
1067 2004-07-15 Richard Henderson <rth@redhat.com>
1069 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
1070 (get_indirect_ref_operands, get_call_expr_operands): ... these.
1072 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
1074 * vec.h (VEC_address): New function.
1076 2004-07-14 Jason Merrill <jason@redhat.com>
1078 PR middle-end/15885
1079 * gimplify.c (gimplify_arg): New fn, split out from...
1080 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
1082 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
1084 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
1085 generate code which is generated by pushqi1 now
1086 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
1088 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
1090 * combine.c (simplify_set): match the mode of the constant 0 with
1091 the tested operand to match the compare behaviour and the
1092 simplify_relational_operation() expectation.
1094 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
1096 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
1097 ("bordered"): Same.
1099 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
1101 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
1102 unconditionally.
1103 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
1105 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
1107 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
1108 calls in mips16 code.
1110 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
1112 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
1113 the destination of the li as well as for the neg.
1115 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
1117 g++/15861
1118 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
1119 * cgraph.h: Update declaration.
1120 * c-decl.c (build_cdtor): Update call with default priority.
1121 * coverage.c (create_coverage): Ditto.
1122 * tree-mudflap.c (mf_init_fndecl): New tree.
1123 (mudflap_init): Set it.
1124 (mudflap_register_call): Arrange to call __mf_init before the first
1125 __mf_register call.
1126 (mudflap_finish_file): Mark the mudflap static initializer as extra
1127 high priority, to beat all C++ static constructors.
1129 2004-07-15 Jeff Law <law@redhat.com>
1131 * loop.c (check_insn_for_givs): Restore check for code labels that was
1132 accidentally deleted by a recent checkin.
1134 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
1136 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
1137 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
1139 2004-07-14 Richard Henderson <rth@redhat.com>
1141 * print-tree.c (print_node): Fix casts last change.
1143 2004-07-15 Paul Brook <paul@codesourcery.com>
1145 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
1146 to TARGET_UNWIND_INFO.
1147 * except.c (output_function_exception_table): Ditto.
1148 * except.h: Ditto.
1149 * opts.c (decode_options): Ditto.
1150 * passes.c (rest_of_handle_final): Ditto.
1151 * final.c (final_start_function): Ditto.
1152 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
1153 target hook.
1154 * targhooks.h (default_unwind_emit): Declare.
1155 * targhooks.c (default_unwind_emit): New function.
1156 * target-def.h: Define and use TARGET_UNWIND_EMIT.
1157 * target.h (struct gcc_target): Add unwind_emit.
1158 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
1159 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
1160 Remove IA64_UNWIND_EMIT.
1161 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
1163 2004-07-14 Richard Henderson <rth@redhat.com>
1165 * print-tree.c (print_node): Handle SSA_NAME.
1167 2004-07-14 James E Wilson <wilson@specifixinc.com>
1169 PR target/16325
1170 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
1171 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
1173 2004-07-15 Jakub Jelinek <jakub@redhat.com>
1175 * expr.c (expand_assignment): Reenable bitfield += optimizations.
1176 Use alias set 0 for memory, do proper mode calculations and adjust
1177 address for memories.
1179 2004-07-14 Per Bothner <per@bothner.com>
1181 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
1182 structure with extra column field.
1183 * tree.c (expand_location): Also fill in column field.
1184 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
1185 gets confused by the two conditionally-compiled definitions.
1187 2004-07-14 Eric Christopher <echristo@redhat.com>
1189 * calls.c (expand_call): Fix typo in comment.
1191 2004-07-14 Steve Ellcey <sje@cup.hp.com>
1193 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
1194 comparision of TFmode.
1196 2004-07-14 Richard Henderson <rth@redhat.com>
1198 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
1199 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
1200 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
1201 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1202 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1203 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1204 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1205 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1206 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1208 2004-07-14 Mike Stump <mrs@apple.com>
1210 * config/darwin.h (WINT_TYPE): Define to be int to match
1211 system header files.
1213 2004-07-14 Bob Wilson <bob.wilson@acm.org>
1215 * config/xtensa/xtensa.c (function_arg_advance): Check for args
1216 that must be passed in the stack.
1217 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
1218 arguments if the size is not a constant.
1220 2004-07-14 Per Bothner <per@bothner.com>
1222 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
1223 instead of EXPR_LOCUS in a boolean context, which is always true
1224 if --enable-mapped-location.
1225 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
1227 2004-07-14 Richard Henderson <rth@redhat.com>
1229 * dominance.c (struct dom_info): Add fake_exit_edge.
1230 (init_dom_info): Allocate it.
1231 (free_dom_info): Free it.
1232 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
1233 in two passes.
1234 (calc_idoms): Honor fake_exit_edge.
1236 2004-07-13 Jason Merrill <jason@redhat.com>
1238 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
1239 (rhs_test_for): New fn.
1240 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
1241 * tree-gimple.h: Declare them.
1242 * gimplify.c (gimplify_modify_expr): Use the new fns.
1244 2004-07-14 Richard Henderson <rth@redhat.com>
1246 * config/arm/arm-protos.h (arm_va_arg): Remove.
1247 * config/arm/arm.c (arm_va_arg): Remove.
1248 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
1249 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
1251 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1253 * pa.c (fix_range): New function to mark a range(s) of registers as
1254 fixed registers.
1255 (override_options): Call fix_range if the -mfixed-range option string
1256 is not empty.
1257 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
1258 * doc/invoke.texi (-mfixed-range): Document new option.
1260 2004-07-14 David Edelsohn <edelsohn@gnu.org>
1262 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
1263 for TARGET_64BIT.
1264 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
1266 2004-07-14 Roger Sayle <roger@eyesopen.com>
1268 * expmed.c (expand_sdiv_pow2): New function to expand signed division
1269 by a positive power of two, split out from expand_divmod. Provide
1270 an alternate implementation when shifts are expensive. Lower the
1271 threshold for using a branchless implementation to BRANCH_COST >= 2.
1272 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
1274 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1276 * tree-dfa.c (make_rename_temp): *Really* work just
1277 like create_tmp_var if called while outside SSA form.
1279 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1281 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
1282 for division by zero.
1283 ("umodsi3"): Likewise.
1285 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1287 * config/mips/mips.c (mips_output_move): When generating mips16 code,
1288 force loads of negative constants to be split.
1289 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
1290 Generalize SImode li/neg splitter to cope with other modes.
1292 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1294 * expmed.c: Remove more references to QUEUED in the comments.
1295 * expr.c: Likewise.
1297 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1299 Revert:
1300 2004-07-13 Richard Henderson <rth@redhat.com>
1301 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
1302 correctly.
1304 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1306 * tree-dfa.c (make_rename_temp): Work just like
1307 create_tmp_var if called while outside SSA form.
1309 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1311 * expr.c (enqueue_insn, finish_expr_for_function,
1312 protect_from_queue, queued_subexp_p, mark_queue,
1313 emit_insns_enqueued_after_mark, emit_queue,
1314 expand_increment): Remove.
1315 (store_constructor): Expand increment as an assignment.
1316 (expand_expr_real_1 <case PREINCREMENT_EXPR,
1317 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
1318 case POSTDECREMENT_EXPR>): Abort.
1319 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
1320 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
1321 protect_from_queue, emit_queue, queued_subexp_p): Remove.
1322 * function.h (pending_chain, x_pending_chain): Remove.
1323 * rtl.def (QUEUED): Remove.
1325 * emit-rtl.c (copy_insn_1, copy_most_rtx,
1326 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
1327 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
1328 encode_units_mask): Likewise.
1329 * local-alloc.c (equiv_init_varies_p): Likewise.
1330 * rtl.c (copy_rtx): Likewise.
1331 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1332 * simplify-rtx.c (simplify_gen_subreg): Likewise.
1333 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
1335 * builtins.c (expand_builtin, expand_builtin_apply,
1336 expand_builtin_mathfn, expand_builtin_mathfn_2,
1337 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
1338 Remove calls to emit_queue and protect_from_queue.
1339 * calls.c (expand_call, precompute_arguments,
1340 precompute_register_parameters, rtx_for_function_call,
1341 store_one_arg): Likewise.
1342 * dojump.c (do_compare_and_jump, do_jump): Likewise.
1343 * explow.c (memory_address): Likewise.
1344 * expmed.c (clear_by_pieces_1, clear_storage,
1345 clear_storage_via_libcall, emit_group_load,
1346 emit_group_store, emit_store_flag,
1347 expand_expr_real_1, store_by_pieces,
1348 store_constructor, store_expr, try_casesi,
1349 try_tablejump): Likewise.
1350 * function.c (expand_pending_sizes): Likewise.
1351 * optabs.c (emit_cmp_and_jump_insns,
1352 emit_conditional_add, emit_conditional_move,
1353 expand_fix, expand_float, prepare_cmp_insn): Likewise.
1354 * stmt.c (emit_case_bit_tests,
1355 expand_asm_expr, expand_computed_goto,
1356 expand_decl_init, expand_end_case_type,
1357 expand_end_stmt_expr, expand_expr_stmt_value,
1358 expand_return, expand_start_case,
1359 optimize_tail_recursion): Likewise.
1360 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1361 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
1363 2004-07-14 Ben Elliston <bje@au.ibm.com>
1365 * vec.h: Comment fix.
1367 2004-07-13 Richard Henderson <rth@redhat.com>
1369 * target.h (struct gcc_target): Add calls.pass_by_reference.
1370 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
1371 * function.c (pass_by_reference): Use the hook.
1372 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
1373 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
1374 (hook_pass_by_reference_must_pass_in_stack): New.
1375 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
1376 (alpha_pass_by_reference): New.
1377 (TARGET_PASS_BY_REFERENCE): New.
1378 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1379 * config/arc/arc.c (arc_pass_by_reference): New.
1380 (TARGET_PASS_BY_REFERENCE): New.
1381 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1382 (FUNCTION_ARG_CALLEE_COPIES): True.
1383 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
1384 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
1385 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
1386 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1387 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1388 * config/cris/cris.c (cris_pass_by_reference): New.
1389 (TARGET_PASS_BY_REFERENCE): New.
1390 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
1391 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
1392 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1393 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
1394 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1395 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
1396 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
1397 (frv_function_arg_pass_by_reference): Remove.
1398 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1399 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
1400 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
1401 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
1402 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1403 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
1404 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
1405 (ia64_pass_by_reference): Rename from
1406 ia64_function_arg_pass_by_reference.
1407 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1408 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1409 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
1410 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
1411 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
1412 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1413 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1414 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
1415 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
1416 (m32r_pass_by_reference): Adjust prototype. Make static.
1417 Handle mode sizes correctly.
1418 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1419 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
1420 (m68hc11_function_arg_pass_by_reference): Remove.
1421 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1422 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1423 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
1424 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1425 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
1426 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
1427 (mips_va_arg): Use pass_by_reference.
1428 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
1429 Handle mode sizes correctly.
1430 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1431 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1432 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
1433 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
1434 (mmix_pass_by_reference): Rename from
1435 mmix_function_arg_pass_by_reference.
1436 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1437 (FUNCTION_ARG_CALLEE_COPIES): True.
1438 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
1439 (mn10300_pass_by_reference): New.
1440 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1441 (FUNCTION_ARG_CALLEE_COPIES): True.
1442 * config/pa/pa.c (pa_pass_by_reference): New.
1443 (TARGET_PASS_BY_REFERENCE): New.
1444 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1445 (FUNCTION_ARG_CALLEE_COPIES): True.
1446 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
1447 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
1448 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
1449 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1450 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
1451 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
1452 (s390_pass_by_reference): Rename from
1453 s390_function_arg_pass_by_reference.
1454 (s390_function_arg_advance): Don't query pass-by-ref.
1455 (s390_function_arg): Likewise.
1456 (s390_gimplify_va_arg): Use pass_by_reference.
1457 (s390_call_saved_register_used): Likewise.
1458 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1459 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
1460 (shcompact_byref, sh_pass_by_reference): New.
1461 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1462 (SHCOMPACT_BYREF): Remove.
1463 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
1464 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
1465 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
1466 (sparc_gimplify_va_arg): Use pass_by_reference.
1467 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1468 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1469 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
1470 (v850_pass_by_reference): New.
1471 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1472 (FUNCTION_ARG_CALLEE_COPIES): True.
1473 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
1474 FUNCTION_ARG_PASS_BY_REFERENCE docs.
1476 2004-07-14 Richard Henderson <rth@redhat.com>
1477 Richard Sandiford <rsandifo@redhat.com>
1479 * config/mips/mips-protos.h (mips_va_arg): Delete.
1480 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
1481 * config/mips/mips.c: Include tree-gimple.h.
1482 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
1483 (mips_arg_info): Remove special handling of must_pass_in_stck args.
1484 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
1485 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
1487 2004-07-13 Bob Wilson <bob.wilson@acm.org>
1489 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
1490 arguments for COND_EXPR in big-endian adjustment code.
1492 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1494 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
1495 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
1496 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
1497 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
1499 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1501 PR tree-optimization/16443
1502 * tree-ssa-alias.c: Add more description for
1503 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
1504 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
1505 clobbering of call-clobbered and addressable variables. If
1506 there are any before aliases have been computed, add them.
1508 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1510 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
1511 verification.
1513 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
1515 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
1516 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
1517 to the same type.
1519 2004-07-13 Per Bothner <per@bothner.com>
1521 * collect2.c (main): Handle --no-demangle and --demangle flags.
1523 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
1525 * Makefile.in (OBJS-common): Add tree-data-ref.o.
1526 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
1527 (tree-data-ref.o): New rule.
1528 * lambda.h: New file.
1529 * tree-data-ref.c: New file.
1530 * tree-data-ref.h: New file.
1531 * tree.c (int_cst_value, tree_fold_gcd): New functions.
1532 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
1534 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1536 PR target/13926
1537 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
1538 * config/sparc/sparc.c (output_ubranch): New function.
1539 * config/sparc/sparc.md (jump pattern): Use it.
1541 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1543 PR target/16494
1544 * config/sparc/sparc.c (output_cbranch): Properly guard
1545 the code handling far branches with TARGET_V9.
1546 * config/sparc/sparc.md (length attribute): Document the
1547 side-effect of having a length greater or equal to 3.
1549 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1550 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
1552 PR target/15186
1553 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
1554 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
1556 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1557 Martin Sebor <sebor@roguewave.com>
1559 PR target/12602
1560 * doc/invoke.texi (SPARC options): Document -threads
1561 and -pthreads on Solaris.
1563 2004-07-13 Richard Henderson <rth@redhat.com>
1565 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
1566 by reference.
1567 (ind_gimplify_va_arg_expr): Remove.
1568 * tree.h (ind_gimplify_va_arg_expr): Remove.
1569 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
1570 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
1571 argsp to be null.
1573 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
1574 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
1575 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
1576 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
1577 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
1579 2004-07-13 Richard Henderson <rth@redhat.com>
1581 * function.c (pass_by_reference): New.
1582 (assign_parm_find_data_types): Use it.
1583 * calls.c (initialize_argument_information): Likewise.
1584 (emit_library_call_value_1): Likewise.
1585 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1586 * function.h (pass_by_reference): Declare.
1588 2004-07-13 Richard Henderson <rth@redhat.com>
1590 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
1591 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
1592 * expr.h (MUST_PASS_IN_STACK): Remove.
1593 * system.h (MUST_PASS_IN_STACK): Poison.
1594 * tree.h (must_pass_in_stack_var_size): Declare.
1595 (must_pass_in_stack_var_size_or_pad): Declare.
1596 * calls.c (must_pass_in_stack_var_size): New.
1597 (must_pass_in_stack_var_size_or_pad): Rename from
1598 default_must_pass_in_stack.
1599 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
1600 (TARGET_MUST_PASS_IN_STACK): New.
1601 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
1602 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
1603 (TARGET_MUST_PASS_IN_STACK): New.
1604 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
1605 * config/frv/frv.c (frv_must_pass_in_stack): New.
1606 (TARGET_MUST_PASS_IN_STACK): New.
1607 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
1608 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
1609 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
1610 (ix86_must_pass_in_stack): Make static.
1611 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
1612 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
1613 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
1614 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
1615 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
1616 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
1617 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
1618 (mcore_must_pass_on_stack): Remove.
1619 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
1620 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
1621 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
1622 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
1623 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
1624 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
1625 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
1626 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
1627 (TARGET_MUST_PASS_IN_STACK): New.
1628 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
1629 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
1630 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
1631 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
1632 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
1633 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
1634 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
1635 MUST_PASS_IN_STACK.
1637 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
1638 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
1639 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
1640 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
1641 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
1642 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
1643 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
1644 config/xtensa/xtensa.c: Use target hook.
1646 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
1648 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
1649 * configure: Rebuilt.
1651 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1653 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
1654 * config/mips/mips.h (mips_reg_names): Don't declare.
1655 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
1656 (TARGET_NAME_REGS): Delete.
1657 (TARGET_SWITCHES): Remove -mrnames.
1658 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
1659 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
1660 in REGISTER_NAMES.
1661 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
1662 (override_options): Remove handling of TARGET_NAME_REGS.
1664 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1666 * config/mips/mips.h (TARGET_*): Boolify.
1668 2004-07-12 Nick Clifton <nickc@redhat.com>
1670 * config.gcc: Add sh-*-symbianelf target.
1671 * config/sh/sh.c: Add new target macros:
1672 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
1673 TARGET_CXX_IMPORT_EXPORT_CLASS.
1674 (sh_file_start): Create a definition of the .directive section.
1675 (sh_attribute): Add dllimport and dllexport attributes.
1676 * config/sh/symbian-pre.h: New file.
1677 * config/sh/symbian-post.h: New file.
1678 * config/sh/symbian.c: New file. Contains Symbian specific
1679 functions.
1680 * config/sh/sh-protos.h: Add prototypes for new functions
1681 provided by symbian.c.
1682 * config/sh/t-symbian: New file.
1683 * doc/extend.texi: Document support for dllimport and dllexport
1684 attributes by the sh-symbianelf target.
1686 2004-07-12 James E Wilson <wilson@specifixinc.com>
1688 * Makefile.in (AR): Use @AR@ not ar.
1689 (NM): New.
1690 (AR_FOR_TARGET): Use $(AR) not ar for native.
1691 (NM_FOR_TARGET): Use $(NM) not nm for native.
1692 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
1693 * configure: Regenerate.
1695 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
1697 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
1698 special case.
1699 (ashldi3_sp64): Likewise.
1701 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1703 PR target/16477
1704 * pa.c (function_arg): Update comment.
1705 * pa.h (BLOCK_REG_PADDING): Define.
1707 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1709 PR tree-optimization/16461
1710 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
1711 arguments of phi nodes.
1713 2004-07-12 Devang Patel <dpatel@apple.com>
1715 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
1717 2004-07-12 Steve Ellcey <sje@cup.hp.com>
1719 * function.c (expand_function_start): Ensure r_save is in Pmode.
1720 * calls.c (prepare_call_address): Ensure static_chain_value is
1721 in Pmode.
1722 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
1723 r_save_area are in Pmode.
1724 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
1725 fnaddr, and static_chain are in Pmode.
1727 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1729 PR target/16445
1730 * config/ia64/ia64.c (bundling): Don't count ignored insns.
1732 2004-07-12 Richard Henderson <rth@redhat.com>
1734 * target.h (struct gcc_target): Move gimplify_va_arg_expr
1735 next to build_builtin_va_list.
1736 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
1737 * builtins.c (gimplify_va_arg_expr): Likewise.
1738 * gimplify.c (copy_if_shared_r): Likewise.
1740 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
1742 * passes.c (rest_of_decl_compilation): Don't defer call of
1743 assemble_variable if its DECL_RTL is already set.
1745 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
1747 * cfgloop.h (struct loop): Add nb_iterations field.
1748 (current_loops): Declare.
1749 * tree-chrec.c (chrec_not_analyzed_yet,
1750 chrec_dont_know, chrec_known, count_ev_in_wider_type,
1751 chrec_contains_symbols_defined_in_loop): Remove the temporary
1752 hooks.
1753 * tree-flow-inline.h (loop_containing_stmt): New function.
1754 * tree-scalar-evolution.c: Add implementation.
1755 * tree-scalar-evolution.h: Add declarations.
1757 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1759 PR rtl-optimization/15921
1760 * Makefile.in (global.o): Add recog.h.
1762 * global.c (recog.h): Add the include-clause.
1763 (bb_info): New member earlyclobber.
1764 (allocate_bb_info, free_bb_info): Initialize/finish the new
1765 member.
1766 (earlyclobber_regclass, earlyclobber_regclass_length): The new
1767 global variables.
1768 (check_earlyclobber, regclass_intersect,
1769 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
1770 New functions.
1771 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
1772 (make_accurate_live_analysis): Modify pavin.
1774 2004-07-12 Diego Novillo <dnovillo@redhat.com>
1776 * tree-cfg.c (find_taken_edge): Statically compute the truth
1777 value of a predicate comparing an SSA_NAME to itself.
1779 2004-07-12 Roger Sayle <roger@eyesopen.com>
1781 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
1782 rs6000 doesn't have shift-and-add or shift-and-sub instructions
1783 by returning the cost of a multiplication plus an addition.
1785 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1787 PR tree-optimization/14107
1788 * gimplify.c (gimplify_return_expr): Accept a
1789 RETURN_EXPR with an error argument.
1790 * tree-optimize.c (init_tree_optimization_passes):
1791 Run pass_warn_function_return at -O0.
1793 2004-07-12 Roger Sayle <roger@eyesopen.com>
1795 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
1796 index entry.
1798 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
1800 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
1801 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1802 * config/mips/3000.md: Add copyright notice. Remove automota and
1803 function units; use generic ones instead. Only define reservations
1804 for things that are different from generic.md. Extend each clause
1805 to include r3900.
1806 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
1807 * config/mips/mips.md: Include them. Remove define_function_units.
1808 (alu, imuldiv): New automata and units.
1810 2004-07-12 Ben Elliston <bje@au.ibm.com>
1812 * doc/invoke.texi (Optimize Options): Document -frename-registers
1813 not being enabled by default at -O3.
1815 2004-07-11 Roger Sayle <roger@eyesopen.com>
1817 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
1818 floating point additions, to keep real immediate constant positive.
1819 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
1820 into X + C, and leave positive real constants as X - C.
1822 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1824 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
1826 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1828 PR tree-optimization/15654
1829 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
1831 2004-07-11 Roger Sayle <roger@eyesopen.com>
1833 * builtins.c (fold_builtin_fputs): Don't bother converting the
1834 return type to integer_type_node, as we've already checked that
1835 the result will be ignored.
1837 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
1838 that signed addition, subtraction, multiplication, division,
1839 remainder, negation and absolute value may potentially trap.
1841 * fold-const.c (fold_ignored_result): New function to strip
1842 non-side-effecting tree nodes from an expression whose result
1843 is ignored.
1844 (fold_convert): Call fold_ignored_result when casting a value
1845 to VOID_TYPE.
1846 (omit_one_operand): Call fold_ignored_result on the "omitted"
1847 operand when building a COMPOUND_EXPR.
1848 (pedantic_omit_one_operand): Likewise.
1849 * tree.h (fold_ignored_result): Prototype here.
1850 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
1851 when we're going to ignore the result.
1853 2004-07-11 Richard Henderson <rth@redhat.com>
1855 PR tree-opt/16383
1856 * tree-ssa-ccp.c (fold_stmt_r): Split out...
1857 * tree.c (fields_compatible_p, find_compatible_field): ... new.
1858 * tree.h (fields_compatible_p, find_compatible_field): Declare.
1859 * tree-sra.c (sra_hash_tree): Hash fields by offset.
1860 (sra_elt_eq): Use fields_compatible_p.
1861 (generate_one_element_ref): Use find_compatible_field.
1863 2004-07-11 Richard Henderson <rth@redhat.com>
1865 PR tree-opt/16422
1866 * tree-sra.c (generate_one_element_init): New.
1867 (generate_element_init): Use it.
1868 (scalarize_init): Push/pop gimplify context around it.
1869 (find_new_referenced_vars_1, find_new_referenced_vars): New.
1870 * gimplify.c (gimplify_expr): Allow SSA_NAME.
1872 2004-07-11 Roger Sayle <roger@eyesopen.com>
1874 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
1875 combine.c's combine_insn_cost.
1876 * rtl.h (insn_rtx_cost): Prototype here.
1877 * combine.c (combine_insn_cost): Delete function.
1878 (combine_validate_cost): Update callers of combine_insn_cost to
1879 call insn_rtx_cost instead.
1880 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
1881 requesting the rtx_cost of call and/or jump instructions.
1883 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
1884 rtx_cost directly. Don't request/use the cost of call or jump
1885 instructions. Return -1 if the cost of any instruction can't be
1886 determined (or the BB contains a function call).
1887 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
1888 -1 (i.e. can't determine the cost of any instruction or the basic
1889 block contains a subroutine call).
1890 (find_if_case_2): Likewise.
1892 2004-07-11 Roger Sayle <roger@eyesopen.com>
1894 * rs6000.c (struct processor_costs): Change semantics of fields to
1895 include the COST_N_INSNS scaling, and update all initializers.
1896 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1897 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1898 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
1899 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1901 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1903 * LANGUAGES: Remove obsolete information.
1905 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1907 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
1908 SIGBUS signal frames, the PSW address points *to* the faulting
1909 instruction, not after it.
1911 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1913 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
1914 added to TLS symbol addresses.
1916 2004-07-11 Richard Henderson <rth@redhat.com>
1918 * expmed.c (init_expmed): Use stack-local structures for
1919 temporary rtl. Don't recognize shifts.
1921 2004-07-11 Richard Henderson <rth@redhat.com>
1923 * expr.c (store_expr): Don't fiddle subreg promotion for types
1924 with precision smaller than the mode.
1926 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1928 * tree.h (all_types_permanent): Remove.
1930 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1932 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
1933 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
1934 * langhooks.c (lhd_clear_binding_stack): Remove.
1935 * langhooks-def.h (lhd_clear_binding_stack,
1936 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1937 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
1938 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
1939 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1940 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
1941 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
1942 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
1943 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1944 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
1945 * tree.h (poplevel): Don't declare.
1946 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
1947 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1948 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
1949 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
1950 Remove.
1952 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1954 PR tree-optimization/16437
1955 * c-common.c (shorten_compare): Don't mark result of conversion to
1956 narrower signed type as overflowing.
1957 * fold-const.c (decode_field_reference): Determine whether
1958 signedness comes from outer type using precision rather than size.
1960 2004-07-11 Phil Edwards <phil@codesourcery.com>
1962 * configure.ac: Alphabetize --enable-checking list, add
1963 missing valgrind entry.
1964 * configure: Regenerate.
1966 2004-07-11 Phil Edwards <phil@codesourcery.com>
1968 * doc/install.texi (Testing): Fix syntax in "make check" example.
1970 2004-07-10 James E Wilson <wilson@specifixinc.com>
1972 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
1974 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1976 PR rtl-optimization/16001
1977 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
1978 niter_expr.
1980 2004-07-10 Geoffrey Keating <geoffk@apple.com>
1982 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
1984 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
1985 James Morrison <phython@gcc.gnu.org>
1987 * doc/contrib.texi (Contributors): Add gfortran contributors and
1988 fix a couple of typos.
1990 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1992 PR rtl-optimization/15387
1993 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
1994 to incoming args space correctly.
1996 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1998 * pa.c (output_indirect_call): Only use %r2 as the link register in
1999 indirect calls with the long PA 2.0 pc-relative branch.
2001 2004-07-10 Daniel Jacobowitz <dan@debian.org>
2003 * config/i386/i386.c (override_options): Pick a 64-bit CPU
2004 for the default tuning if TARGET_64BIT.
2006 2004-07-10 Richard Henderson <rth@redhat.com>
2008 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
2009 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
2011 2004-07-10 Jakub Jelinek <jakub@redhat.com>
2013 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
2014 * expmed.c (store_bit_field, extract_bit_field): Remove last
2015 argument.
2016 * builtins.c (expand_builtin_signbit): Adjust callers.
2017 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
2018 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
2019 * ifcvt.c (noce_emit_move_insn): Likewise.
2020 * stmt.c (expand_return): Likewise.
2021 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
2022 store_field, expand_expr_real_1): Likewise.
2024 2004-07-10 Richard Henderson <rth@redhat.com>
2026 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
2028 2004-07-09 Mike Stump <mrs@apple.com>
2030 * config/darwin.c (no_dead_strip): Add.
2031 (HAVE_DEAD_STRIP): Add.
2032 (darwin_emit_unwind_label): Ensure that we don't dead code strip
2033 the .eh label.
2035 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2037 * tree-ssa-loop-im.c: New file.
2038 * Makefile.in (tree-ssa-loop-im.o): Add.
2039 * cfgloop.c (superloop_at_depth): New function.
2040 * cfgloop.h (superloop_at_depth): Declare.
2041 * common.opt (ftree-lim): New flag.
2042 * expr.c (array_ref_up_bound): New function.
2043 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
2044 * timevar.def (TV_LIM): New timevar.
2045 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
2046 computing immediate uses of a phi node.
2047 * tree-flow.h (struct tree_ann_common_d): Add aux field.
2048 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
2049 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
2050 * tree-pass.h (pass_lim): Declare.
2051 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
2052 functions.
2053 (pass_lim): New pass structure.
2054 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
2055 * tree.c (in_array_bounds_p): New function.
2056 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
2057 (in_array_bounds_p, array_ref_up_bound): Declare.
2058 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
2059 * doc/passes.texi (tree-ssa-loop-im.c): Document.
2061 2004-07-09 Richard Henderson <rth@redhat.com>
2063 * builtins.c (expand_builtin_stpcpy): Don't modify len.
2065 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
2066 with prejudice.
2068 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
2070 * flags.h: Delete redundant prototypes that are being generated
2071 in options.h from common.opt.
2072 * common.opt: Add in the expository comments formerly in flags.h.
2074 2004-07-09 Jan Beulich <jbeulich@novell.com>
2076 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
2077 available for use only when TARGET_MMX/_SSE is set, and check for
2078 variable argument function if any register count is non-zero.
2079 (function_arg): Correctly suppress repeated warnings for passing SSE
2080 vectors are arguments without SSE enabled.
2081 (ix86_function_arg_boundary): Without SSE enabled, the use of what
2082 would be SSE register modes does no longer influence the alignment.
2084 2004-07-09 Richard Henderson <rth@redhat.com>
2086 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
2087 Always align upward to arg boundary. Use size_in_bytes/round_up.
2088 Maintain type-correctness of constants.
2089 * stor-layout.c (round_up, round_down): Special-case powers of 2.
2091 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
2093 * config/sparc/sparc.c (*_costs): Scale instruction costs
2094 by COSTS_N_INSNS.
2095 (sparc_rtx_costs): Adjust as appropriate.
2097 2004-07-09 Jan Beulich <jbeulich@novell.com>
2099 * config/i386/mm3dnow.h: New.
2100 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
2102 2004-07-09 Richard Henderson <rth@redhat.com>
2104 * simplify-rtx.c (simplify_const_relational_operation): Only
2105 look at bounds of scalar integers.
2107 2004-07-09 Jan Beulich <jbeulich@novell.com>
2109 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
2111 2004-07-09 Andrew Pinski <apinski@apple.com>
2113 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
2114 always referenced.
2115 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
2116 UOBJC_METACLASS_decl.
2118 2004-07-09 James E Wilson <wilson@specifixinc.com>
2120 PR target/16364
2121 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
2122 do return a parallel if hfa_mode == XFmode and mode == TImode.
2124 2004-07-09 Jan Beulich <jbeulich@novell.com>
2126 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
2127 permissible for unary plus.
2129 2004-07-09 Jan Beulich <jbeulich@novell.com>
2131 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
2132 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
2133 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
2134 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
2135 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
2136 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
2137 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
2138 (BUILTIN_xxxIMAX): New.
2139 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
2140 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
2141 BUILT_IN_PARITYIMAX.
2143 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
2145 * config/sparc/sparc.h (processor_costs): Define.
2146 (sparc_costs): Declare.
2147 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
2148 hypersparc_costs, sparclet_costs, ultrasparc_costs,
2149 ultrasparc3_costs): New.
2150 (sparc_override_options): Set sparc_costs as appropriate.
2151 (sparc_rtx_costs): Use sparc_costs instead of messy
2152 conditionals.
2154 2004-07-09 Steven Bosscher <stevenb@suse.de>
2156 * doc/md.texi (Processor pipeline description): Mention that
2157 the old pipeline description is deprecated.
2159 * config/rs6000/7450.md (automaton ppc7450): Split up, move
2160 mciu_7450 function unit to...
2161 (automaton ppc7450mciu): ...new automaton.
2163 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
2164 (schedule_block): Don't consider inserting bubbles.
2165 (sched_init): Don't initialize DFA bubbles.
2166 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
2167 TARGET_SCHED_DFA_BUBBLE): Remove.
2168 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
2169 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
2170 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
2172 * stmt.c (conditional_context): Remove prototype.
2173 * tree.h (conditional_context): Remove.
2174 * tree-cfg.c (pre_insert_on_edge): Remove.
2176 * c-common.h (c_expand_asm_operands): Remove prototype.
2177 * c-typeck.c (c_expand_asm_operands): Remove.
2179 2004-07-09 Jan Beulich <jbeulich@novell.com>
2181 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
2182 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
2183 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
2184 and V8QI are class SSE. All sufficiently small remaining vector modes
2185 must be passed in one or two integer registers.
2186 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
2187 returned in memory.
2188 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
2189 __builtin_ia32_pmuludq128 have non-uniform argument and return types
2190 and must thus be handled explicitly.
2191 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
2192 MMX and XMM regs.
2193 (movv8qi_internal, movv4hi_internal, movv2si_internal,
2194 movv2sf_internal): Permit moving between MMX and XMM registers (since
2195 MMX areguments and return values are passed in XMM registers).
2196 (sse2_umulsidi3): Correct type and mode.
2198 2004-07-09 Richard Henderson <rth@redhat.com>
2200 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
2202 2004-07-09 Eric Christopher <echristo@redhat.com>
2204 * config/rs6000/40x.md: Split into two automatons.
2206 2004-07-09 Zack Weinberg <zack@codesourcery.com>
2207 Andrew Pinski <apinski@apple.com>
2209 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
2210 on when we have more than one input file.
2211 (c_common_parse_file): Restore loop over all input files.
2212 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
2214 * c-decl.c (set_type_context): New function.
2215 (pop_scope): Use it to set context of types. When we
2216 encounter a TYPE_DECL, set the context of the attached type too.
2217 (pop_file_scope): Don't call cpp_undef_all here.
2218 (diagnose_mismatched_decls): Do not complain about a second
2219 definition of an 'extern inline' function if it's not in the
2220 same translation unit. Do not complain about inline
2221 declaration after use if the use was in a different
2222 translation unit.
2223 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
2224 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
2225 the external scope.
2226 (pushdecl_top_level): Likewise.
2227 (grokdeclarator): Clarify what is going on with setting
2228 DECL_EXTERNAL on function types, a little.
2229 (c_write_global_declarations): Don't do anything if
2230 -fsyntax-only or errors have been encountered.
2232 2004-07-09 Zack Weinberg <zack@codesourcery.com>
2234 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
2236 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2238 PR target/16459
2239 * pa.c (output_indirect_call): Use %r2 as the link register when
2240 calling $$dyncall with a pc-relative branch.
2242 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
2244 * doc/install.texi (Binaries): Mention OpenPKG.
2246 2004-07-09 Diego Novillo <dnovillo@redhat.com>
2248 Fix PR tree-optimization/15555
2249 * tree-dfa.c (dump_variable): If the variable is a pointer
2250 SSA_NAME, also dump its points-to information.
2251 * tree-flow.h (struct ptr_info_def): Add field
2252 is_dereferenced.
2253 (dump_points_to_info_for): Declare.
2254 (debug_points_to_info_for): Declare.
2255 * tree-optimize.c (init_tree_optimization_passes): Add a
2256 second alias analysis pass after DOM2.
2257 Move pass_del_pta to a later spot.
2258 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
2259 create a name tags when we find a dereferenced pointer. Just
2260 mark the pointer dereferenced.
2261 (collect_points_to_info_for): Move code to clear points-to
2262 information to create_name_tags.
2263 (create_name_tags): New function.
2264 (compute_flow_sensitive_aliasing): Call it.
2265 (setup_pointers_and_addressables): Mark type tags for renaming
2266 here instead of ...
2267 (create_memory_tag): ... here.
2268 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
2269 (dump_points_to_info_for): Declare extern.
2270 (debug_points_to_info_for): New function.
2272 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
2274 * config/arc/arc.md: Switch to DFA-based scheduler description.
2275 * config/arc/arc.c: Switch to DFA-based scheduler description.
2277 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2279 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
2280 pointer.
2282 2004-07-09 Richard Henderson <rth@redhat.com>
2284 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
2285 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2286 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
2287 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2289 * config/v850/v850-protos.h (v850_va_arg): Remove.
2290 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2291 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
2292 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
2293 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
2294 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
2296 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2298 PR target/12133
2299 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
2300 and DImode to use +/-4k offset.
2302 2004-07-09 Richard Henderson <rth@redhat.com>
2304 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
2305 Remove.
2306 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2307 (xstormy16_gimplify_va_arg_expr): Rewrite from
2308 xstormy16_expand_builtin_va_arg.
2309 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
2311 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
2312 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
2314 * config/sh/sh-protos.h (sh_va_arg): Remove.
2315 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2316 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
2317 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
2319 * config/pa/pa-protos.h (hppa_va_arg): Remove.
2320 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2321 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
2322 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2324 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
2325 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2326 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
2327 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
2329 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2331 * config/sparc/sparc.md (return): Rewrite length formula.
2332 * config/sparc/sparc.c (output_return): Pass 1 as 5th
2333 argument to final_scan_insn when in a delay slot.
2334 (output_sibcall): Likewise.
2336 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2338 * arm.c (arm_cpp_interwork): New variable.
2339 (arm_override_options): Set it if TARGET_INTERWORK was on the command
2340 line.
2341 * arm.h (arm_cpp_interwork): Declare it.
2342 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
2343 __THUMB_INTERWORK__ in the preprocessor.
2345 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
2347 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
2349 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2351 PR target/16416
2352 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
2353 Override default settings to account for -m32 and -m64.
2355 2004-07-08 Randolph Chung <tausq@debian.org>
2357 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
2359 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
2361 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
2362 before comparing it as such.
2364 2004-07-08 Richard Henderson <rth@redhat.com>
2366 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
2367 temporary. Use bit arithmetic to align.
2369 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
2371 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
2372 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
2373 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
2374 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
2375 add_labels_and_missing_jumps, find_jump_block,
2376 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
2377 Likewise.
2378 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
2379 link_btr_uses, move_btr_def): Likewise.
2380 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
2381 expand_builtin_expect_jump): Likewise.
2382 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
2383 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2384 * cfganal.c (forwarder_block_p): Likewise.
2385 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
2386 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
2387 find_bb_boundaries): Likewise.
2388 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2389 merge_blocks_move_predecessor_nojumps,
2390 merge_blocks_move_successor_nojumps, insns_match_p,
2391 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2392 try_optimize_cfg): Likewise.
2393 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
2394 * cfglayout.c (skip_insns_after_block, label_for_bb,
2395 record_effective_endpoints, insn_locators_initialize,
2396 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
2397 * cfgmainloop.c (create_loop_notes): Likewise.
2398 * cfgrtl.c (delete_insn, delete_insn_chain,
2399 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
2400 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
2401 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2402 redirect_branch_edge, force_nonfallthru_and_redirect,
2403 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
2404 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
2405 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
2406 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
2407 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
2408 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
2409 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
2410 * combine.c (combine_instructions, can_combine_p, try_combine,
2411 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
2412 distribute_notes, distribute_links, insn_cuid): Likewise.
2413 * cse.c (fold_rtx, cse_insn, cse_around_loop,
2414 invalidate_skipped_block, cse_set_around_loop,
2415 cse_end_of_basic_block, cse_main, cse_basic_block,
2416 cse_condition_code_reg): Likewise.
2417 * cselib.c (cselib_process_insn): Likewise.
2418 * ddg.c (create_ddg): Likewise.
2419 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
2420 Likewise.
2421 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2422 gen_label_die, dwarf2out_var_location): Likewise.
2423 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
2424 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
2425 last_call_insn, active_insn_p, next_label, prev_label,
2426 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
2427 add_insn_before, remove_insn, add_function_usage_to,
2428 reorder_insns, find_line_note, remove_unnecessary_notes,
2429 emit_insn_after_1, classify_insn): Likewise.
2430 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
2431 connect_post_landing_pads, sjlj_mark_call_sites,
2432 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
2433 can_throw_internal, can_throw_external, set_nothrow_function_flags,
2434 convert_to_eh_region_ranges): Likewise.
2435 * explow.c (optimize_save_area_alloca): Likewise.
2436 * expr.c (expand_expr_real): Likewise.
2437 * final.c (insn_current_reference_address, compute_alignments,
2438 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
2439 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
2440 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
2441 propagate_block_delete_insn, propagate_one_insn,
2442 init_propagate_block_info, propagate_block, libcall_dead_p,
2443 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
2444 Likewise.
2445 * function.c (instantiate_virtual_regs, reorder_blocks_1,
2446 expand_function_start, expand_function_end, contains,
2447 thread_prologue_and_epilogue_insns,
2448 reposition_prologue_and_epilogue_notes): Likewise.
2449 * gcse.c (constprop_register, bypass_conditional_jumps,
2450 insert_insn_end_bb, gcse_after_reload): Likewise.
2451 * genemit.c (gen_expand, gen_split): Likewise.
2452 * genpeep.c (gen_peephole, main): Likewise.
2453 * global.c (build_insn_chain): Likewise.
2454 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
2455 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
2456 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
2457 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
2458 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
2459 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
2460 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
2461 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
2462 dead_or_predicable): Likewise.
2463 * integrate.c (try_constants): Likewise.
2464 * jump.c (rebuild_jump_labels, cleanup_barriers,
2465 purge_line_number_notes, init_label_info, mark_all_labels,
2466 squeeze_notes, get_label_before, get_label_after,
2467 reversed_comparison_code_parts, simplejump_p, pc_set,
2468 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
2469 delete_barrier, delete_prior_computation, delete_computation,
2470 delete_related_insns, delete_for_peephole, redirect_jump):
2471 Likewise.
2472 * lcm.c (optimize_mode_switching): Likewise.
2473 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
2474 Likewise.
2475 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
2476 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
2477 * loop-iv.c (simplify_using_assignment): Likewise.
2478 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
2479 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
2480 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
2481 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
2482 check_insn_for_givs, check_final_value, update_giv_derive,
2483 basic_induction_var, product_cheap_p, check_dbra_loop,
2484 loop_insn_first_p, last_use_this_basic_block,
2485 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
2486 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
2487 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
2488 sms_schedule_by_order): Likewise.
2489 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
2490 * postreload.c (reload_cse_simplify_operands, reload_combine,
2491 reload_cse_move2add): Likewise.
2492 * predict.c (can_predict_insn_p, estimate_probability,
2493 expected_value_to_br_prob, process_note_predictions): Likewise.
2494 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
2495 * profile.c (branch_prob): Likewise.
2496 * ra-build.c (live_out_1, livethrough_conflicts_bb,
2497 detect_webs_set_in_cond_jump): Likewise.
2498 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
2499 ra_print_rtl_with_bb): Likewise.
2500 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
2501 * recog.c (next_insn_tests_no_inequality, find_single_use,
2502 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
2503 * reg-stack.c (next_flags_user, record_label_references,
2504 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
2505 compensate_edge, convert_regs_1): Likewise.
2506 * regclass.c (scan_one_insn): Likewise.
2507 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2508 regmove_optimize, fixup_match_1, single_set_for_csa,
2509 combine_stack_adjustments_for_block): Likewise.
2510 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
2511 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
2512 find_equiv_reg): Likewise.
2513 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
2514 reload_as_needed, emit_input_reload_insns, do_output_reload,
2515 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
2516 Likewise.
2517 * reorg.c (find_end_label, emit_delay_sequence,
2518 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
2519 get_jump_flags, rare_destination, mostly_true_jump,
2520 try_merge_delay_insns, redundant_insn, own_thread_p,
2521 fill_simple_delay_slots, fill_slots_from_thread,
2522 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
2523 dbr_schedule): Likewise.
2524 * resource.c (find_basic_block, next_insn_no_annul,
2525 find_dead_or_set_registers, mark_target_live_regs): Likewise.
2526 * rtl.h (RTX_PREV): Likewise.
2527 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
2528 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
2529 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
2530 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
2531 tablejump_p, computed_jump_p, insns_safe_to_move_p,
2532 find_first_parameter_load, can_hoist_insn_p): Likewise.
2533 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
2534 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
2535 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
2536 schedule_ebbs): Likewise.
2537 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
2538 is_conditionally_protected, can_schedule_ready_p,
2539 add_branch_dependences, debug_dependencies): Likewise.
2540 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
2541 Likewise.
2542 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
2543 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
2544 set_dominates_use, ujump_to_loop_cont): Likewise.
2545 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
2546 * varasm.c (output_constant_pool_1): Likewise.
2548 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2550 * tree-scalar-evolution.c: New file.
2551 * tree-scalar-evolution.h: New file.
2552 * tree-ssa-loop-niter.c: New file.
2553 * Makefile.in (SCEV_H): New.
2554 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
2555 * cfgloop.h (struct loop): Add bounds field.
2556 * tree-flow.h (struct tree_niter_desc): New type.
2557 (number_of_iterations_cond, number_of_iterations_exit,
2558 loop_niter_by_eval, find_loop_niter_by_eval,
2559 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
2560 free_numbers_of_iterations_estimates): Declare.
2561 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
2562 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
2563 * doc/invoke.texi (max-iterations-to-track): Document.
2565 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
2567 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
2568 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
2569 (MODE_AFTER): Add cast appropriately.
2570 * config/sh/sh.md (movdi splitter): Likewise.
2571 (casesi_worker_2): Add const qualifier appropriately.
2572 (eh_return): Remove unused variable.
2573 (insv): Initialize v;
2575 2004-07-08 Richard Henderson <rth@redhat.com>
2577 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
2578 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2579 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
2580 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
2581 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
2583 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
2584 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2585 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
2586 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
2588 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
2589 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2590 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
2591 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
2593 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
2594 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2595 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
2596 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
2598 * config/i860/i860-protos.h (i860_va_arg): Remove.
2599 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2600 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
2601 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
2603 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2605 * system.h: Prototype getpagesize if missing.
2606 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
2607 * configure: Regenerate.
2608 * config.in: Regenerate.
2610 2004-07-08 Richard Henderson <rth@redhat.com>
2612 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
2613 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2614 (fr30_gimplify_va_arg_expr): New.
2615 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
2616 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
2618 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
2620 PR target/16414
2621 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
2622 of asm_noperands result.
2624 2004-07-08 Richard Henderson <rth@redhat.com>
2626 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
2627 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2628 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
2629 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
2631 2004-07-08 Richard Henderson <rth@redhat.com>
2633 * builtins.c (ind_gimplify_va_arg_expr): New.
2634 * tree.h (ind_gimplify_va_arg_expr): Declare.
2635 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
2637 2004-07-08 Jan Beulich <jbeulich@novell.com>
2639 * expmed.c (extract_bit_field): Correct condition to use vec_extract
2640 patterns also on vector elements other than the first one.
2641 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
2642 break statements.
2644 2004-07-08 Geoffrey Keating <geoffk@apple.com>
2646 * config/rs6000/darwin-ldouble.c: Correct reference
2647 to the Linnainmaa paper.
2649 2004-07-08 Richard Henderson <rth@redhat.com>
2651 * config/arc/arc-protos.h (arc_va_arg): Remove.
2652 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2653 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
2654 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2656 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
2657 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2658 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
2659 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
2661 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2663 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
2665 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2667 * c-decl.c (static_ctors, static_dtors): Make static.
2668 (pop_file_scope): Call c_common_write_pch and
2669 cgraph_finalize_compilation_unit here.
2670 (build_cdtor): Moved here from c-objc-common.c; simplify.
2671 (c_write_global_declarations_1): Clarify comment.
2672 (c_write_global_declarations): Close the external scope before
2673 doing anything else. Call build_cdtor, cgraph_optimize, and
2674 mudflap_finish_file here.
2675 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
2676 Clarify comment.
2677 * c-objc-common.c: No need to include cgraph.h.
2678 (build_cdtor): Moved to c-decl.c.
2679 (c_objc_common_finish_file): Delete.
2680 * c-tree.h: Update to match.
2681 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
2682 (generate_static_references): Set TREE_USED before calling finish_decl.
2683 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
2684 on the static_instances_decl.
2686 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2688 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
2689 decls when there is only one input translation unit.
2690 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
2691 change of 2004-07-05; do not treat declarations with
2692 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
2693 * opts.c (cur_in_fname): Delete.
2694 * opts.h: Likewise.
2695 * tree.c: Revert changes of 2004-07-05; no special treatment
2696 for TRANSLATION_UNIT_DECLs.
2697 * Makefile.in (tree.o): Update dependencies.
2699 2004-07-08 Roger Sayle <roger@eyesopen.com>
2701 * builtins.c (fold_builtin_strcpy): Merge functionality from
2702 simplify_builtin_strcpy. Add additional len argument. No longer
2703 static. Remove function prototype.
2704 (fold_builtin_strncpy): Likewise integrate functionality from
2705 simplify_builtin_strncpy. Add additional slen argument. No
2706 longer static. Remove function prototype.
2707 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
2708 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
2709 types of "ignore" and "unlocked" parameters to bool.
2710 (fold_builtin_1): Add additional ignore argument. Call renamed
2711 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
2712 builtins. Update arguments to fold_builtin_strncpy and
2713 fold_builtin_strcpy. Add function prototype.
2714 (fold_builtin): Add additional Boolean ignore argument to pass
2715 to fold_builtin_1.
2716 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
2717 and fold_builtin_strncpy instead of simplify_builtin_fputs,
2718 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
2720 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
2721 simplify_builtin_strncpy): Delete function prototypes.
2722 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
2723 fold_builtin_strncpy): Add function prototypes here.
2724 (fold_builtin): Update function prototype with new "bool ignore".
2726 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
2727 (ccp_fold_builtin): Update call to fold_builtin. Call
2728 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
2729 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
2730 simplify_builtin_strncpy respectively.
2731 * fold-const.c (fold): Update call to fold_builtin.
2733 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2735 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
2736 to strcpy.
2738 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
2739 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
2740 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
2741 * calls.c: Remove ifdefs of macros above.
2742 * functions.c: Likewise.
2743 * expr.c: Likewise.
2745 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2747 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
2748 (arch attribute): Delete.
2749 (current_function_calls_alloca attribute): Rename into calls_alloca.
2750 (calls_eh_return): New attribute.
2751 (leaf_function): Likewise.
2752 (length attribute): Fix formula for sibcalls.
2753 (return insn): Correctly compute the 'length' attribute.
2754 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
2756 2004-07-08 Richard Henderson <rth@redhat.com>
2758 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
2759 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
2760 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
2761 * tree-eh.c (lower_eh_constructs_1): Likewise.
2762 * tree-sra.c (sra_walk_modify_expr): Likewise.
2763 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2764 (eliminate_unnecessary_stmts): Likewise.
2765 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2766 * tree-tailcall.c (optimize_tail_call): Likewise.
2767 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
2769 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2770 Jakub Jelinek <jakub@redhat.com>
2772 * config/i386/i386.c (override_options): Enable
2773 SSE prefetches with -mtune, as long as we are
2774 compiling for i686 or higher. All i686 processors
2775 accept SSE prefetches as NOPS, some i586's don't.
2777 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2779 PR target/10567
2780 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
2782 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2784 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
2785 the handling of clobbering ASM_EXPRs.
2787 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2789 PR target/16430
2790 * config/sparc/sparc.c (function_value): In 64-bit mode,
2791 return the aggregates larger than 16 bytes like unions.
2793 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2795 PR target/16199
2796 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
2797 'temp' is zero, generate new pseudos as needed and emit the
2798 sequence of insns in single-assignment form. Resync comments
2799 with code.
2800 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
2801 function before reload.
2803 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
2805 * vec.c (vec_assert_fail): Remove duplicate 'function'.
2807 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
2809 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
2810 Allocation is signed.
2811 (VEC_reserve): Return flag, allocation is signed.
2813 2004-07-08 Richard Henderson <rth@redhat.com>
2815 * tree-ssa-ccp.c (fold_stmt): Get type directly from
2816 OBJ_TYPE_REF_OBJECT.
2818 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
2819 Neil Booth <neil@daikokuya.co.uk>
2821 PR c/2511
2822 PR c/3325
2823 * c-decl.c (finish_struct): Ensure bit-fields are given the
2824 correct type.
2825 * c-common.c (c_common_signed_or_unsigned_type): For C, require
2826 the precision to match as well as the mode.
2827 * expr.c (reduce_to_bit_field_precision): New function.
2828 (expand_expr_real_1): Reduce expressions of bit-field type to
2829 proper precision.
2830 * langhooks.h (reduce_bit_field_operations): New hook.
2831 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2832 Define.
2833 * c-lang.c, objc/objc-lang.c
2834 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
2835 * objc/objc-act.c (check_ivars): Convert types to bit-field types
2836 before checking.
2837 * tree.c (build_nonstandard_integer_type): New function.
2838 * tree.h (build_nonstandard_integer_type): New prototype.
2839 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
2840 conversions between integer and boolean types as useless.
2842 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2844 * c-common.c (c_common_nodes_and_builtins): Do not
2845 create __builtin_ptrdiff_t and __builtin_size_t.
2847 2004-07-08 Andrew Pinski <apinski@apple.com>
2849 * Makefile.in (libbackend.o): Add -combine to the gcc
2850 command line.
2852 2004-07-08 Nick Clifton <nickc@redhat.com>
2854 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
2855 Set to -Os.
2857 2004-07-08 Richard Henderson <rth@redhat.com>
2859 * except.c (expand_eh_region_start, expand_eh_region_end,
2860 expand_eh_handler, expand_eh_region_end_cleanup,
2861 expand_start_all_catch, expand_start_catch, expand_end_catch,
2862 expand_end_all_catch, expand_eh_region_end_allowed,
2863 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
2864 expand_eh_region_end_fixup): Remove.
2865 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
2866 cleanups, outer_cleanups, label_chain, exception_region.
2867 (struct goto_fixup): Remove stack_level, cleanup_list_list.
2868 (struct label_chain): Remove.
2869 (struct stmt_status): Remove x_stack_block_stack.
2870 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
2871 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
2872 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
2873 end_cleanup_deferral, last_cleanup_this_contour,
2874 containing_blocks_have_cleanups_or_stack_level,
2875 any_pending_cleanups): Remove.
2876 (expand_null_return_1): Take no arguments.
2877 (expand_label, expand_naked_return, expand_return,
2878 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
2879 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
2880 expand_end_case_type): Don't use any of them.
2881 * calls.c (expand_call): Likewise.
2882 * dojump.c (do_jump): Likewise.
2883 * function.c (expand_function_end): Likewise.
2884 * expr.c (store_expr, expand_expr_real_1): Likewise.
2885 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
2886 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
2887 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
2888 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
2889 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
2890 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
2891 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
2892 for WITH_CLEANUP_EXPR.
2893 (gimple_push_cleanup): Likewise.
2894 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2895 * print-tree.c (print_node): Likewise.
2896 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2897 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2898 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2899 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2900 (GOTO_SUBROUTINE_EXPR): Remove.
2901 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2902 (DECL_TOO_LATE): Remove.
2903 * except.h, tree.h: Update decls.
2905 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2907 * explow.c (optimize_save_area_alloca): Do not accept parameters.
2908 * passes.c (rest_of_handle_final): Handle symout.
2909 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
2910 Push timevar here.
2911 (rest_of_handle_sched): Break out SMS. Remove ifs for
2912 flag_schedule_insns and flag_modulo_sched.
2913 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
2914 collect at the end.
2915 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
2916 (rest_of_handle_partition_blocks, rest_of_handle_sms,
2917 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
2918 rest_of_handle_mode_switching, rest_of_handle_jump,
2919 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
2920 rest_of_handle_jump2, rest_of_handle_postreload,
2921 rest_of_handle_flow2, rest_of_clean_state,
2922 rest_of_handle_shorten_branches,
2923 rest_of_handle_prologue_epilogue,
2924 rest_of_handle_branch_target_load_optimize): New.
2925 (rest_of_compilation): Call the above. Remove ggc_collect
2926 calls moved to rest_of_handle_*.
2927 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
2929 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
2930 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
2931 * except.h (set_nothrow_function_flags): Update comment.
2932 * function.c (current_function_nothrow): Remove.
2933 * output.h (current_function_nothrow): Remove.
2934 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
2935 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
2937 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2939 PR bootstrap/16326
2940 * reorg.c: Revert 2004-06-30 change.
2941 (find_end_label): If HAVE_epilogue and !HAVE_return,
2942 return 0 instead of creating a label at the end of the insn chain.
2943 (optimize_skip): Account for the failure mode of find_end_label.
2944 (fill_simple_delay_slots): Likewise.
2945 (fill_slots_from_thread): Likewise.
2946 (relax_delay_slots): Likewise.
2948 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2950 * tree-flow.h (addressable_vars): Declare.
2951 * tree-ssa-alias.c (addressable_vars): Define.
2952 (setup_pointers_and_addressables): Add addressable variables
2953 to addressable_vars.
2954 * tree-ssa-operands.c (get_stmt_operands): Move
2955 handling of ASM_EXPRs ...
2956 (get_asm_expr_operands): ... here.
2957 When the ASM_EXPR clobbers memory, also clobber addressable
2958 variables.
2959 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
2960 (delete_tree_ssa): Reset addressable_vars.
2962 2004-07-07 Jan Beulich <jbeulich@novell.com>
2963 Richard Henderson <rth@redhat.com>
2965 * varasm.c (assemble_variable): Use assemble_zeros for
2966 zero-initialized variables.
2967 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
2968 for SECCAT_BSS and SECCAT_TBSS.
2970 2004-07-07 Jan Beulich <jbeulich@novell.com>
2972 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
2974 * expmed.c (emit_store_flag): Also special-case double-word
2975 (in-)equality comparison against -1.
2977 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
2978 passing arguments the containers for which are registers.
2980 * calls.c (emit_library_call_value_1): Use mode of function parameter
2981 rather than that of argument since constants have none.
2983 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2985 Introduce H8SX support.
2986 * expr.c (expand_strcpy): Renamed and moved to...
2987 * builtins.c (expand_movstr): ... here. Tweak.
2988 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
2989 computed or has side effects.
2990 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
2991 unused, or if mempcpy fails. Adjust the return value in the
2992 latter case. Use movstr if everything else fails.
2993 * doc/md.texi (movstr): Document.
2994 (movmemM, clrmemM): Fix explanation of memory block operands.
2995 * config/h8300/h8300.md (stpcpy): Renamed to...
2996 (movstr): ... this. Adjust.
2997 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2998 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
2999 movmem* and clrstr* to clrmem*.
3000 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
3001 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
3002 GENERAL_REGS, always.
3003 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
3004 getting the stack pointer as addr.
3005 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
3006 from general_operand_dst.
3007 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
3008 variant of...
3009 (movmd_internal): ... this. Add modes to operands. Disparage `D'
3010 instead of requiring it to match only before reload.
3011 (stpcpy_internal_normal): New, normal-mode variant of...
3012 (stpcpy_internal): ... this. Add modes to operands. Disparage
3013 `D' instead of requiring it to match only before reload.
3014 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
3015 mode argument.
3016 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
3017 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
3018 h8300_get_index.
3019 * config/h8300/h8300.md (attr type): Add call.
3020 (attr can_delay): If type is call, set it no.
3021 (call, call_value): Set type to call.
3022 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
3023 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
3024 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
3025 * tree.c (get_narrower): Don't narrow integral types into
3026 non-integral types.
3027 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
3028 frame_size *before* the first use.
3029 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
3030 on input.
3031 (peephole2): Don't widen instructions that push SP. Move
3032 decrement of SP to the end of all stm-generating peepholes.
3033 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
3034 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
3035 and OR to set it to all ones.
3036 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
3037 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
3038 (call, call_value): Set can_delay to "no".
3039 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
3040 * config/h8300/h8300.md (extzv): Make subreg check more robust.
3041 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3042 * config/h8300/h8300.md (*brabit): Remove.
3043 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
3044 zero_extract. Use bit_memory_operand as the predicate for
3045 operand 1 and 'WU' as the constraint. Check the difference
3046 between the base length and the final one when deciding which
3047 type of branch to use.
3048 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3049 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
3050 Use convert_move to extend the result for TARGET_H8300SX. Check
3051 for QImode memory references. Optimize the case where the
3052 destination is a paradoxical subreg.
3053 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3054 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
3055 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
3056 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3057 * config/h8300/h8300.md: Include mova.md
3058 (length_table): Add mova and mova_zero.
3059 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
3060 after all constant addresses for '%R', '%X', '%T' and '%S'.
3061 (h8300_mova_length): New function.
3062 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
3063 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
3064 dependencies for s-config, etc.
3065 * config/h8300/gemova.sh: New file.
3066 * config/h8300/mova.md: Generated.
3067 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
3068 * config/h8300/h8300.c (h8300_bitfield_length): New.
3069 (nibble_operand): Adjust.
3070 (h8300_binary_length): Handle conditional binary op.
3071 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
3072 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
3073 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
3074 and P#<0, unused so far. W and Y are now prefixes to multi-letter
3075 constraints. WU is introduced as a variant of U that requires a
3076 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
3077 * config/h8300/h8300.md (attr type): Added bitbranch.
3078 (attr length_table): Added bitfield and bitbranch.
3079 (attr length): Compute bitbranch length.
3080 (andqi): Separate pattern for H8300SX. Use bfld for loading the
3081 least-significant bit of a byte.
3082 (brabit, brabc, brabs): New.
3083 (insv, extzv): Emit bfst and bfld on H8300SX.
3084 (bfld, bfst, seq, sne): New.
3085 (bstzhireg, cmpstz, bstz, bistz): New.
3086 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
3087 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
3088 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
3089 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
3090 (h8sx_unary_memory_operator): New function.
3091 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
3092 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
3093 * config/h8300/h8300.md: Add peepholes to combine reloads and
3094 arithmetic insns.
3095 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
3096 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
3097 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
3098 (and?i, ior?i, xor?i): Likewise.
3099 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
3100 * config/h8300/h8300.c: Move enums and prototypes to head of file.
3101 Various whitespace fixes.
3102 (h8300_constant_length): New function, split out from...
3103 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
3104 (h8300_classify_operand): Use IN_RANGE.
3105 (h8300_classify_operand): Use h8300_constant_length.
3106 (h8300_short_move_mem_p): Tighten size check.
3107 (h8sx_mergeable_memrefs_p): Tighten equality check.
3108 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
3109 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
3110 for -msx.
3111 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
3112 * config/h8300/crtn.asm: Likewise.
3113 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
3114 if __H8300SX__ is defined.
3115 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
3116 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
3117 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
3118 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
3119 addresses as mode-dependent.
3120 * config/h8300/h8300.c (print_operand_address): Update call to
3121 h8300_get_index.
3122 (h8300_get_index): Take a mode argument. Rework to fix an
3123 earlier misunderstanding.
3124 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
3125 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
3126 into a register if TARGET_H8300SX.
3127 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
3128 TARGET_H8300SX. Also disable related define_splits.
3129 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
3130 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
3131 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
3132 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
3133 * config/h8300/h8300.h (OK_FOR_Z): New macro.
3134 (EXTRA_CONSTRAINT_STR): Check it.
3135 * config/h8300/h8300.c (h8300_classify_operand): Accept null
3136 class arguments.
3137 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
3138 * config/h8300/h8300.md (length_table): Add mov_imm4.
3139 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
3140 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
3141 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
3142 be a label.
3143 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
3144 * config/h8300/h8300.c (h8300_reorg): New function.
3145 (TARGET_MACHINE_DEPENDENT_REORG): Define.
3146 * config/h8300/h8300.md (length): Subtract the length of the
3147 delay slot from (pc) when checking the range of forward branches.
3148 (delay_slot, can_delay): New attributes.
3149 (define_delay): Add bra/s handling.
3150 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
3151 (jump): Add delayed-branch handling.
3152 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
3153 * expr.c (expand_strcpy): New function.
3154 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
3155 (expand_builtin_stpcpy): Likewise.
3156 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
3157 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
3158 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
3159 handling to improve register allocation for -fno-omit-frame-pointer.
3160 (h8sx_split_movmd): Delete, moving er6 handling into...
3161 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
3162 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
3163 (movmd): Add calls to copy_rtx.
3164 (movmd_internal): In the second alternative, allow the initial and
3165 final destination registers to be different . Update the splitter
3166 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
3167 instead of h8sx_split_movmd.
3168 (stpcpy, movsd): New expanders.
3169 (movsd_internal): New define_insn.
3170 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
3171 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
3172 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
3173 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
3174 and DESTINATION_REGS.
3175 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3176 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
3177 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
3178 (h8300_move_ratio): Declare.
3179 (MOVE_RATIO): Use it.
3180 * config/h8300/h8300.c (h8300_move_ratio): New variable.
3181 (h8300_init_once): Initialize it.
3182 (h8300_reg_class_from_letter): New function.
3183 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
3184 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
3185 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
3186 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
3187 (movstrsi, movmd): New expanders.
3188 (movmd_internal): New insn.
3189 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
3190 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
3191 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
3192 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
3193 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
3194 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3195 * config/h8300/h8300.c (nibble_operand): Fix warning.
3196 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
3197 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
3198 (movsf_h8300h): Disable for TARGET_H8300SX.
3199 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3200 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
3201 h8300_stm_parallel and h8300_return_parallel.
3202 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
3203 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
3204 h8300_stm_parallel, h8300_return_parallel): New functions.
3205 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
3206 if TARGET_H8300SX. Use h8300_push_pop.
3207 (h8300_expand_epilogue): Likewise. Try to merge the return insn
3208 and final pop when generating h8sx code. Always emit some form
3209 of return insn.
3210 * config/h8300/h8300.md: Don't enforce register alignment in
3211 stm peepholes if TARGET_H8300SX.
3212 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
3213 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
3214 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
3215 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3216 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
3217 (MULTILIB_DIRNAMES): Add a directory for it.
3218 (MULTILIB_MATCHES): Delete.
3219 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
3220 * final.c (walk_alter_subreg): Handle addresses with subregs
3221 inside a ZERO_EXTEND or AND.
3222 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
3223 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
3224 if TARGET_H8300SX.
3225 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
3226 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
3227 @(dd,Rn.w) and @(dd,ERn.L).
3228 (h8300_displacement_size): Take the whole address as argument.
3229 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
3230 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
3231 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
3232 (h8sx_mergeable_memrefs_p): Declare.
3233 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
3234 (HAVE_PRE_INCREMENT): Likewise.
3235 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
3236 addresses for TARGET_H8300SX,
3237 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
3238 and POST_DEC.
3239 (movb_length_table, movl_length_table): New tables.
3240 (movw_length_table): Define to movb_length_table.
3241 (h8300_displacement_size): New, split out from...
3242 (h8300_classify_address): ...here. Handle pre/post inc/dec.
3243 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
3244 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
3245 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
3246 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
3247 (compute_plussi_length, compute_plussi_cc): Update accordingly.
3248 (h8sx_unary_shift_operator): Get the mode from the operator.
3249 (binary_shift_operator): Likewise.
3250 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
3251 a memory reference, check whether the reference is offsettable.
3252 (length_table): Add movb, movw and movl.
3253 (movqi): Add new h8sx pattern. Don't force one operand to be a
3254 register when generating h8sx code.
3255 (movhi, movsi, movsf): Likewise.
3256 (movstrictqi): Use the length_table attribute.
3257 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
3258 (addqi3): Split into a define_expand and define_insn. Don't accept
3259 memory operands in the expander. Use h8300_operands_match_p to
3260 check for matching operands in the define_insn.
3261 (subqi3, negqi2, one_cmplqi2): Likewise.
3262 (add[hs]i3): Don't accept memory operands in the expander. Likewise
3263 in any patterns that are unused in h8sx code. In the h8sx patterns,
3264 use h8300_operands_match_p to check whether operands match.
3265 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
3266 one_cmpl[hs]i3): Likewise.
3267 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
3268 in the expander.
3269 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
3270 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
3271 (h8300_insn_length_from_table): Add a second parameter.
3272 (output_h8sx_shift): Declare.
3273 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
3274 (EXTRA_CONSTRAINT): Replace with...
3275 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
3276 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
3277 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
3278 and h8sx_binary_shift_operator.
3279 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
3280 for TARGET_H8300SX.
3281 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
3282 (bit_memory_operand, fix_bit_operand): Likewise.
3283 (h8300_length_table_for_insn): Remove.
3284 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
3285 instructions.
3286 (h8300_short_immediate_length, h8300_binary_length): New functions.
3287 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
3288 (output_plussi): Use sub to add negative constants.
3289 (compute_plussi_length): Adjust accordingly.
3290 (h8sx_single_shift_type): New enum.
3291 (h8sx_single_shift, h8sx_unary_shift_operator,
3292 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
3293 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
3294 single h8sx instruction. Return false in this case.
3295 * config/h8300/h8300.md (length_table): Add short_immediate.
3296 (length): Pass the operand array to h8300_insn_length_from_table.
3297 (adjust_length): Assume "no" for insns with a length_table attribute.
3298 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
3299 (*addhi3_h8300hs): Don't use for h8sx.
3300 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
3301 and sub.w #xx:3.
3302 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
3303 1's predicate to nonimmediate_operand. Only skip default expansion
3304 if expand_a_shift or expand_a_rotate returns true. Add new patterns
3305 for single h8sx shift instructions.
3306 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
3307 * config/h8300/h8300.c (nibble_operand): Split out of...
3308 (reg_or_nibble_operand): ... this.
3309 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
3310 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
3311 umulhisi3): Introduce expand, and introduce separate insns for
3312 sign- or zero-extended REG and already-extended CONST_INT.
3313 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
3314 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
3315 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
3316 (subhi3): Likewise. Don't accept immediates for operand 1.
3317 Remove the early clobber from second alternative of the h8300s pattern.
3318 (subsi3): Generalize for h8sx. Force operand 2 into a register
3319 on plain h8300 targets.
3320 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
3321 (subsi3_h8300h): Generalize for h8sx.
3322 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
3323 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
3324 * config/h8300/h8300.c (reg_or_nibble_operand): New.
3325 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3326 (TARGET_H8300SXMUL): New.
3327 (CONST_OK_FOR_P): New.
3328 (CONST_OK_FOR_LETTER_P): Adjust.
3329 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
3330 umulhisi3): Accept 4-bit immediate on H8SX.
3331 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
3332 (udivsi3, divhi3, udivsi3, divsi3): New.
3333 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
3334 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
3335 * config/h8300/h8300.h (OK_FOR_Q): New macro.
3336 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
3337 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
3338 Add ADDRESSOF to the bit_operand entry.
3339 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
3340 (h8300_src_operand): Likewise.
3341 (bit_operand): Check nonimmediate_operand rather than general_operand.
3342 Accept any nonimmediate_operand in h8sx code.
3343 (h8300_and_costs): Initialize operands[1].
3344 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
3345 (h8300_operand_class): New enum.
3346 (h8300_length_table): New typedef.
3347 (addb_length_table, addw_length_table, addl_length_table,
3348 logicl_length_table): New tables.
3349 (logicb_length_table, logicw_length_table): New macros.
3350 (h8300_classify_operand, h8300_length_from_table,
3351 h8300_length_table_for_insn, h8300_unary_length,
3352 h8300_insn_length_from_table): New functions.
3353 (output_plussi): Only use adds and subs for register destinations.
3354 Disable redundant clause.
3355 (compute_plussi_cc): Likewise.
3356 (compute_plussi_length): Likewise. Use h8300_length_from_table
3357 to work out the length of an insn.
3358 (output_logical_op): Only use narrower immediate instructions
3359 if the destination is a register.
3360 (compute_logical_op_cc): Likewise.
3361 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
3362 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
3363 * config/h8300/h8300.md (length_table): New attribute.
3364 (length): When an instruction has a length_table attribute, use
3365 h8300_insn_length_from_table to calculate its default length.
3366 (cmpqi): Use h8300_dst_operand for the first operand and
3367 h8300_src_operand for the second.
3368 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
3369 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
3370 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
3371 iorsi3, xorhi3, xorsi3): Likewise.
3372 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
3373 so that it allows any combination of operands for TARGET_H8300SX.
3374 (iorqi3, xorqi3): Likewise.
3375 (cmpqi): Use the length_table attribute.
3376 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
3377 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3378 (cmpqi): Add 'Q' constraint.
3379 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
3380 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3381 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
3382 * config/h8300/h8300.h (MASK_H8300SX): New macro.
3383 (TARGET_H8300S): True for both -ms and -msx.
3384 (TARGET_H8300SX): New macro.
3385 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
3386 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
3387 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
3388 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
3389 [Temporary change.]
3390 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
3391 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
3392 16-bit pointers and 32-bit ints.
3393 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
3394 CONST_DOUBLE with mode no wider than SImode.
3395 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
3396 output operand.
3397 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
3398 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
3399 or SUBREG thereof.
3400 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3401 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
3402 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
3404 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3406 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
3408 2004-07-07 Per Bothner <per@bothner.com>
3410 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
3412 2004-07-07 Mike Stump <mrs@apple.com>
3414 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
3415 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
3416 (machopic_finish): Likewise.
3418 2004-07-07 Richard Henderson <rth@redhat.com>
3420 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
3421 through any value-preserving cast.
3423 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3425 * function.c (assign_parm_find_data_types): Call
3426 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
3428 2004-07-07 Steven Bosscher <stevenb@suse.de>
3430 * tree-cfg.c (group_case_labels): Remove case labels that have
3431 the same target as the default case.
3433 2004-07-07 Steven Bosscher <stevenb@suse.de>
3435 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
3436 regardless of DECL_LANG_SPECIFIC being present or not.
3437 * tree.h (DECL_NUM_STMTS): Purge.
3439 2004-07-07 Andrew Pinski <apinski@apple.com>
3441 * configure: Regenerate with the right autoconf.
3443 2004-07-07 David Edelsohn <edelsohn@gnu.org>
3445 * ifcvt.c (total_bb_rtx_cost): New function.
3446 (find_if_case_1): Compare rtx_cost of basic block to cost of
3447 BRANCH_COST insns.
3448 (find_if_case_2): Same.
3450 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3452 PR target/10567
3453 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
3454 (output_return): Likewise.
3455 (output_sibcall): Abort if !flag_delayed_branch.
3456 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
3457 (emit_and_preserve): New function.
3458 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
3459 indirect jump to the thunked-to function if !flag_delayed_branch.
3460 * config/sparc/sparc.md (delayed_branch): New attribute.
3461 (load_pcrel_sym): Honor flag_delayed_branch. Use above
3462 attribute to compute the length of the insn.
3463 (goto_handler_and_restore): Likewise.
3465 2004-07-07 Andrew Pinski <apinski@apple.com>
3467 PR tree-optimization/15777
3468 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
3470 * expr.c (expand_expr_real_1): Fix formating.
3471 BUFFER_REF and IN_EXPR are dead.
3472 * fold-const.c (non_lvalue): BUFFER_REF is dead.
3473 * tree-inline.c (estimate_num_insns_1): Likewise.
3474 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
3475 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
3476 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
3478 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
3480 * collect2.c (dump_file): Don't call cplus_demangle if
3481 HAVE_LD_DEMANGLE is defined.
3482 (main): Pass "--demangle" to ld if no_demangle is not 0 and
3483 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
3484 if HAVE_LD_DEMANGLE is defined.
3486 * configure.ac (--with-demangler-in-ld): Added
3487 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
3488 --with-demangler-in-ld is used.
3489 * config.in: Regenerated.
3490 * configure: Likewise.
3492 2004-07-07 Roger Sayle <roger@eyesopen.com>
3494 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
3495 for simple floating point operations "fp", double precision
3496 multiplication "dmul", and single and double precision division
3497 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
3498 (ppc630_cost): New table split from ppc620_cost, to distinguish
3499 differences in floating point latencies.
3500 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
3501 (rs6000_rtx_costs): Add support for single and double precision
3502 floating point addition, subtraction, multiplication, division,
3503 fused-multiply-add, fused-multiply-sub, negation, absolute value
3504 and negative absolute value. Tweak MEM case to use prefered idiom.
3506 2004-07-07 Richard Henderson <rth@redhat.com>
3508 * tree-flow-inline.h (may_propagate_copy): Move...
3509 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
3510 attempt to copy between types requiring conversion.
3511 * tree-flow.h (may_propagate_copy): Update decl.
3512 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
3514 2004-07-07 Jakub Jelinek <jakub@redhat.com>
3516 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
3517 from -mtune= option.
3519 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3521 * builtins.c: Rename movstr*, except for movstrict*, to
3522 movmem* and clrstr* to clrmem*.
3523 * expr.c: Likewise.
3524 * expr.h: Likewise.
3525 * genopinit.c: Likewise.
3526 * integrate.c: Likewise.
3527 * local-alloc.c: Likewise.
3528 * optabs.c: Likewise.
3529 * optabs.h: Likewise.
3530 * config/alpha/alpha.h: Likewise.
3531 * config/alpha/alpha.md: Likewise.
3532 * config/arm/arm-protos.h: Likewise.
3533 * config/arm/arm.c: Likewise.
3534 * config/arm/arm.md: Likewise.
3535 * config/avr/avr.md: Likewise.
3536 * config/c4x/c4x.c: Likewise.
3537 * config/c4x/c4x.md: Likewise.
3538 * config/frv/frv.md: Likewise.
3539 * config/i386/i386-protos.h: Likewise.
3540 * config/i386/i386.c: Likewise.
3541 * config/i386/i386.h: Likewise.
3542 * config/i386/i386.md: Likewise.
3543 * config/i860/i860.c: Likewise.
3544 * config/i860/i860.md: Likewise.
3545 * config/ip2k/ip2k.md: Likewise.
3546 * config/ip2k/libgcc.S: Likewise.
3547 * config/ip2k/t-ip2k: Likewise.
3548 * config/m32r/m32r.c: Likewise.
3549 * config/m32r/m32r.md: Likewise.
3550 * config/mcore/mcore.md: Likewise.
3551 * config/mips/mips.c: Likewise.
3552 * config/mips/mips.md: Likewise.
3553 * config/ns32k/ns32k.c: Likewise.
3554 * config/ns32k/ns32k.h: Likewise.
3555 * config/ns32k/ns32k.md: Likewise.
3556 * config/pa/pa.c: Likewise.
3557 * config/pa/pa.md: Likewise.
3558 * config/pdp11/pdp11.h: Likewise.
3559 * config/pdp11/pdp11.md: Likewise.
3560 * config/rs6000/rs6000.c: Likewise.
3561 * config/rs6000/rs6000.md: Likewise.
3562 * config/s390/s390-protos.h: Likewise.
3563 * config/s390/s390.c: Likewise.
3564 * config/s390/s390.md: Likewise.
3565 * config/sh/lib1funcs.asm: Likewise.
3566 * config/sh/sh.c: Likewise.
3567 * config/sh/sh.md: Likewise.
3568 * config/sh/t-sh: Likewise.
3569 * config/sparc/sparc.h: Likewise.
3570 * config/vax/vax.md: Likewise.
3571 * config/xtensa/xtensa.c: Likewise.
3572 * config/xtensa/xtensa.md: Likewise.
3573 * doc/invoke.texi: Likewise.
3574 * doc/md.texi: Likewise.
3575 * doc/rtl.texi: Likewise.
3577 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
3579 PR target/16407
3580 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
3581 * config/mips/mips.c (mips_declare_common_object): New function,
3582 mostly split out from...
3583 (mips_output_aligned_decl_common): ...here.
3584 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
3585 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
3586 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
3587 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
3589 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3591 PR c/16392
3592 * function.c (assign_parms): Fix typo from previous change.
3594 2004-07-07 Jason Merrill <jason@redhat.com>
3596 PR c++/15815
3597 * doc/extend.texi (C++ Interface): Correct information and
3598 discourage use.
3600 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
3602 PR target/16130
3603 PR target/16142
3604 PR target/16143
3605 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
3606 insn.
3608 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3610 PR target/1679.
3611 * config/m32r/m32r.c (m32r_function_symbol): New function:
3612 Generate a symbol name RTX with the correct m32r specific flags
3613 set.
3614 (block_move_call): Use new function to generate correct symbol.
3615 * config/m32r/m32r-protos.h: Add prototype for new funcion.
3616 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
3617 function.
3619 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3621 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
3622 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
3623 TYPE_BINFO_BASETYPE): Remove.
3624 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
3625 to ...
3626 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
3627 here.
3628 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
3629 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
3630 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
3631 (struct tree_binfo): Rename base_types to base_binfos.
3632 * alias.c (record_component_aliases): Adjust BINFO macros.
3633 * dbxout.c (dbxout_type): Likewise.
3634 * dwarf2out.c (gen_member_die): Likewise.
3635 * sdbout.c (sdbout_one_type): Likewise.
3636 * tree-dump.c (deque_and_dump): Likewise.
3637 * config/i386/i386.c (classify_argument,
3638 contains_128bit_aligned_vector_p): Likewise.
3640 2004-07-07 Nick Clifton <nickc@redhat.com>
3642 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
3643 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
3645 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3647 * vec.h: Fix the example use.
3649 2004-07-06 Richard Henderson <rth@redhat.com>
3651 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
3652 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
3653 * tree-inline.c (copy_body_r, setup_one_parameter,
3654 initialize_inlined_parameters, expand_call_inline,
3655 declare_inline_vars): Don't check it.
3656 (expand_calls_inline): Remove old version, rename new version
3657 from gimple_expand_calls_inline.
3658 * tree-optimize.c (execute_gimple): Remove.
3659 (pass_gimple): Don't run anything.
3661 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3663 * doc/sourcebuild.texi: Use semicolons instead of commas in
3664 section title.
3666 2004-07-06 Richard Henderson <rth@redhat.com>
3668 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
3669 (sra_walk_modify_expr, scan_init): Likewise.
3670 (generate_element_zero): Check visited before scanning children.
3671 (generate_element_init): Set visited on error.
3672 (scalarize_init): Handle generate_element_init failure similar
3673 to use_block_copy.
3675 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3677 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
3678 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
3680 2004-07-06 Richard Henderson <rth@redhat.com>
3682 * config/i386/i386.c (legitimize_pic_address): Make static.
3683 (legitimize_address): Handle CONST with TLS operand.
3684 (ix86_expand_move): Don't call legitimize_pic_address directly.
3685 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
3687 2004-07-06 Roger Sayle <roger@eyesopen.com>
3689 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
3690 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
3691 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
3692 is currently executed unconditionally, i.e. not in "else_bb".
3694 2004-07-06 Steven Bosscher <stevenb@suse.de>
3696 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
3697 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3698 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
3699 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3700 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
3701 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3702 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
3703 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3704 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
3705 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3706 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
3707 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3708 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
3709 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3710 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
3711 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3713 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3715 * dojump.c (do_jump): REFERENCE_EXPR is dead.
3716 * expr.c (expand_expr_real_1): Ditto.
3717 * tree-inline.c (estimate_num_insns_1): Ditto.
3718 * tree-pretty-print.c (dump_generic_node): Ditto.
3719 (op_symbol): Ditto.
3720 * tree.def: Ditto.
3722 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3724 * tree-ssa-pre.c (reference_node_pool): New pool.
3725 (find_or_generate_expression): Class 'r' is okay too.
3726 (create_value_expr_from): Ditto.
3727 (add_to_sets): LHS should not include vuses.
3728 (eliminate): Ditto.
3729 (compute_avail): Reverse ordering of tests.
3730 Valuize INDIRECT_REF as well.
3732 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
3734 PR rtl-optimization/16380
3735 * loop.c (check_dbra_loop): Sink comparison instructions if they
3736 do something other than set cc0.
3738 2004-07-06 James E Wilson <wilson@specifixinc.com>
3740 * doc/interface.texi (longjmp and automatic variables): Delete
3741 paragraph recommending taking the address of a variable.
3743 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3745 * vec.h (VEC_embedded_alloc): Remove.
3746 (VEC_embedded_size, VEC_embedded_init): New.
3747 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
3748 MEM_STAT_INFO.
3749 (VEC_truncate): New.
3750 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
3751 (vec_embedded_alloc): Remove.
3752 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
3753 (vec_embedded_alloc): Remove.
3755 2004-07-06 Mark Mitchell <mark@codesourcery.com>
3757 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
3758 (gt-langhooks.h): Remove.
3760 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
3762 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
3764 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3766 * config/sparc/sparc.c (get_pc_symbol): Rename into
3767 add_pc_to_pic_symbol.
3768 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
3769 (load_pic_register): Account for previous changes.
3770 Use reg_names. Don't create the label twice.
3771 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
3772 UNSPEC_LOAD_PCREL_SYM.
3773 (get_pc): Rename into load_pcrel_sym. Add predicate to
3774 operands. Remove condition.
3776 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3778 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
3779 RECORD, UNION & QUAL_UNION is actually a binfo.
3781 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
3782 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
3783 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
3784 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
3785 * dwarf2out.c (add_data_member_location_attribute): Likewise.
3786 (gen_inheritance_die): Likewise.
3787 * tree-dump.c (deque_and_dump): Likewise.
3788 * doc/c-tree.texi (Binfos): Add under reconstruction note.
3790 2004-07-06 Steven Bosscher <stevenb@suse.de>
3792 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3793 Define.
3794 * config/mcore/mcore.md: Model memory latency with a simple DFA
3795 pipeline description instead of a define_function_unit.
3797 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3799 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
3800 * langhooks.h (var_mod_type_p): Likewise.
3801 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
3802 * expr.c (count_type_elements): Properly handle return from
3803 array_type_nelts and properly test for overflow.
3804 * gimplify.c (gimplify_init_constructor): Properly handle return
3805 from array_type_nelts.
3806 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
3807 * integrate.c (copy_decl_for_inlining): Correct comments.
3808 * tree-inline.c (remap_decl): Update comments, remove dead code,
3809 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
3810 (remap_type): Only remap if variably modified by vars in function
3811 being inlined.
3812 (copy_body_r): Use compatible_type langhooks to see when can fold.
3813 (setup_one_parameter): Don't remap type.
3814 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
3815 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
3816 compute TREE_INVARIANT for decl case.
3817 (find_var_from_fn): New function.
3818 (variably_modified_type_p): Add arg and call new function.
3819 * tree.h (variably_modified_type_p): Add extra arg.
3821 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3823 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
3824 (goto_handler_and_restore_v9): Delete disabled insn.
3825 (goto_handler_and_restore_v9_sp64): Likewise.
3827 2004-07-05 Roger Sayle <roger@eyesopen.com>
3829 * calls.c (load_register_parameters): Call expand_shift instead
3830 of expand_binop with ashl_optab (or other shift optab) directly.
3831 * expr.c (emit_group_load, emit_group_store): Likewise.
3832 * function.c (assign_parm_setup_block): Likewise.
3833 * stmt.c (shift_return_value): Likewise.
3835 2004-07-05 Jakub Jelinek <jakub@redhat.com>
3837 * expr.c (expand_assignment): Disable the bitfield += optimizations.
3839 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3841 * doc/sourcebuild.texi: Revert previous patch.
3843 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3845 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
3846 TARGET_MEM_FUNCTIONS.
3847 * system.h: Poison TARGET_MEM_FUNCTIONS.
3848 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
3849 bcmp_libfunc, bzero_libfunc): Remove.
3850 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
3851 bzero_libfunc.
3852 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
3853 * doc/standards.texi: Don't mention calling BSD string functions.
3854 * doc/invoke.texi: Likewise. Mention that memmove may be called.
3855 * config/vax/t-memfuncs: New.
3856 * config/memcmp.c, config/memcpy.c, config/memmove.c,
3857 config/memset.c: New.
3858 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
3859 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
3860 vax/t-memfuncs.
3861 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
3862 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
3863 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
3864 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
3865 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
3866 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
3867 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
3868 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
3869 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
3870 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
3872 2004-07-05 Richard Henderson <rth@redhat.com>
3874 * function.c (assign_parm_setup_reg): Properly rename variables in
3875 FUNCTION_ARG_CALLEE_COPIES section.
3877 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3879 * tree-mudflap.c: Include cgraph.h.
3880 (mf_init_extern_trees): Rename to mudflap_init. Export.
3881 Rewrite to create synthetic declarations instead of looking
3882 up declarations from mf-runtime.h.
3883 (mf_make_builtin, mf_make_cache_struct_type): New functions.
3884 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
3885 Correct commentary.
3886 (execute_mudflap_function_decls, mudflap_register_call):
3887 Don't call mf_init_extern_trees.
3888 (mudflap_finish_file): Use cgraph_build_static_cdtor.
3890 * tree-mudflap.h: Update prototypes.
3891 * c-mudflap.c: Delete file.
3892 * c-common.c: Include tree-mudflap.h.
3893 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
3894 * Makefile.in: Remove all references to c-mudflap.o.
3895 Update dependencies.
3897 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3899 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
3900 displacements with the spatial-locality cache-control completer.
3902 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3904 * langhooks.c: Don't include gt-langhooks.h.
3905 (var_labelno): Delete.
3906 (lhd_set_decl_assembler_name): Do not append a distinguishing
3907 number to file-scope internal-linkage declarations for the first
3908 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
3909 the declaration itself (if at block scope), or its containing
3910 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
3911 number.
3913 * opts.c (cur_in_fname): New global.
3914 * opts.h: Declare it.
3915 * tree.c: Include opts.h.
3916 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
3917 DECL_UID equal to cur_in_fname.
3918 (copy_node_stat): Do not change DECL_UID when copying a
3919 TRANSLATION_UNIT_DECL.
3920 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
3921 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
3923 * c-decl.c (c_static_assembler_name): Delete.
3924 * c-tree.h (c_static_assembler_name): Delete prototype.
3925 * c-lang.c, objc/objc-lang.c: Don't override
3926 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
3928 * Makefile.in (tree.o): Update dependencies.
3929 (GTFILES): Remove langhooks.c.
3931 2004-07-05 Roger Sayle <roger@eyesopen.com>
3933 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
3934 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
3935 Normalize "X % C" as "X % -C" for signed modulus and negative C.
3936 Optimize "X % -Y" as "X % Y" for signed modulus.
3937 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
3938 into "((unsigned) X % Y) == 0".
3940 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3942 * sourcebuild.texi (Config Fragments): Use @comma{} in
3943 cross-reference to section title.
3945 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3947 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
3948 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
3949 (gimplify_target_expr, gimplify_expr): Likewise.
3950 (copy_if_shared_r): No longer need special case for BIND_EXPR.
3951 (unshare_body, unvisit_body): Only look at nested if BODY_P is
3952 whole function.
3953 (gimplify_compound_lval): See if we can strip any useless conversion.
3954 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
3955 from RHS, not LHS.
3956 (gimplify_modify_expr_to_memset): Likewise.
3957 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
3958 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
3959 (declare_inline_vars): Likewise.
3960 (walk_type_fields): New function.
3961 (walk_tree): Use it.
3962 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
3964 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
3965 (sra_walk_modify_expr): Allow init function to fail.
3966 (scan_init): Now returns bool.
3967 (generate_element_init): If can't understand INIT, return false.
3968 (scalarize_init): Return false if generate_element_init does.
3970 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
3971 print bounds.
3973 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
3974 bounds if bounds aren't constant.
3976 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
3978 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
3979 to type hooks; remove bogus PARAMS.
3981 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
3983 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
3984 * dwarf2out.c (add_data_member_location_attribute): Check for
3985 TREE_BINFO.
3986 * tree.c (tree_node_kinds): Add "binfos".
3987 (binfo_lang_slots): New.
3988 (make_node_stat): Add TREE_BINFO.
3989 (make_tree_binfo_stat): New.
3990 (tree_node_structure): Add TREE_BINFO.
3991 * tree.def (TREE_BINFO): New.
3992 * tree.h (REC_OR_UNION_CHECK): Rename to ...
3993 (RECORD_OR_UNION_CHECK): ... here.
3994 (NOT_RECORD_OR_UNION_CHECK): New.
3995 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
3996 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
3997 RECORD_OR_UNION_CHECK.
3998 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
3999 (TYPE_LANG_SLOT_1): New.
4000 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
4001 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
4002 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
4003 (BINFO_ELTS): Remove.
4004 (BINFO_LANG_SLOT): New.
4005 (struct tree_binfo): New.
4006 (binfo_lang_slots): Declare.
4007 (enum tree_node_structure_enum): Add TS_BINFO.
4008 (union tree_node): Add binfo.
4009 (make_tree_binfo_stat): Declare.
4010 (make_tree_binfo): New.
4011 (enum tree_node_kind): Add binfo_kind.
4013 * objc/objc-act.c (start_class, objc_declare_protocols,
4014 start_protocols): Use TYPE_LANG_SLOT_1.
4015 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
4016 to ...
4017 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
4018 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
4019 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
4020 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
4022 2004-07-05 Steven Bosscher <stevenb@suse.de>
4024 * rtl.h (struct rtx_def): Remove the integrated flag.
4025 Use the return_val flag for MEM_SCALAR_P.
4026 Reshuffle and update flags in CLEAR_RTX_FLAGS.
4028 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
4030 PR target/16357
4031 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
4032 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
4033 move_by_pieces.
4035 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
4037 * var-tracking.c: Fix some comments.
4038 (frame_stack_adjust): New.
4039 (vt_stack_adjustments): Init stack_adjust of entry block to
4040 minus stack adjustment of function prologue.
4041 (adjust_stack_reference): Do not adjust if adjustment == 0.
4042 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
4043 (emit_notes_in_bb): Likewise.
4044 (vt_add_function_parameters): Do not adjust locations of
4045 function arguments.
4046 (vt_initialize): Compute the stack adjustment of function
4047 prologue and offset the initial "location" of frame_base_decl
4048 from the stack pointer after prologue.
4050 2004-07-04 Richard Henderson <rth@redhat.com>
4052 * function.c (struct assign_parm_data_all): New.
4053 (struct assign_parm_data_one): New.
4054 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
4055 assign_parm_find_data_types, assign_parms_setup_varargs,
4056 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
4057 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
4058 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
4059 assign_parm_setup_block, assign_parm_setup_reg,
4060 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
4061 (assign_parms): ... here.
4063 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
4065 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
4066 now are bitmap_set_t's.
4067 (bitmap_insert_into_set): No point in inserting the value if
4068 it's invariant.
4069 (bitmap_set_contains): New function.
4070 (bitmap_set_replace_value): Add comment on why we do it
4071 this way.
4072 (set_contains): Removed.
4073 (bitmap_set_subtract_from_value_set): New name of
4074 set_subtract now that it's arguments are two different
4075 types of sets.
4076 Update callers.
4077 (bitmap_find_leader): Change algorithm used.
4078 (find_or_generate_expression): Update use of functions for new
4079 bitmap sets.
4080 (create_expression_by_pieces): Ditto.
4081 (insert_aux): Ditto.
4082 (insert): Ditto.
4083 (add_to_sets): Ditto.
4084 (init_pre): Ditto.
4085 (execute_pre): Ditto.
4086 (compute_avail): Ditto.
4087 Also ignore virtual phis.
4089 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
4091 * combine.c (simplify_comparison): Fix comment typo.
4093 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4095 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
4096 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
4097 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
4098 (output_restore): Change parameter from 'insn' to 'pat'.
4099 (output_return): Adjust call to output_restore.
4100 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
4101 Adjust call to output_restore.
4103 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
4105 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
4106 and assert system is bsd.
4108 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
4110 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
4111 (TARGET_SWITCHES): Remove -mdebugc.
4112 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
4113 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
4114 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
4115 (sle_[sd]i_reg): Delete.
4117 2004-07-04 Steven Bosscher <stevenb@suse.de>
4119 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
4120 Define.
4121 * config/iq2000/iq2000.md: Translate old pipeline description to an
4122 equivalent new one.
4124 2004-07-04 Roger Sayle <roger@eyesopen.com>
4126 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
4127 Ensure the replacement rhs is valid gimple before performing
4128 the substitution. Return false if these sanity checks fail.
4129 (fold_stmt): Only set changed to true, if set_rhs returns true.
4130 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
4131 succeeds.
4133 2004-07-04 Richard Henderson <rth@redhat.com>
4135 PR c/16348
4136 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
4138 2004-07-04 Mark Mitchell <mark@codesourcery.com>
4140 * configure.ac (ranlib_flags): New variable.
4141 * Makefile.in (RANLIB_FLAGS): New variable.
4142 (libbackend.a): Use it.
4143 * configure: Regenerated.
4145 2004-07-04 Roger Sayle <roger@eyesopen.com>
4147 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
4148 a "sign mask" instead of using ashr_optab directly.
4150 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
4152 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
4153 * doc/cppopts.texi: Clarify processing of command-line defines.
4155 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
4157 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
4159 2004-07-04 Richard Henderson <rth@redhat.com>
4161 * rtl.def (ADDRESSOF): Remove.
4162 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
4163 (find_base_term, memrefs_conflict_p): Likewise.
4164 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
4165 (fold_rtx, cse_insn, set_live_p): Likewise.
4166 * dwarf2out.c (mem_loc_descriptor): Likewise.
4167 (add_location_or_const_value_attribute): Likewise.
4168 * emit-rtl.c (copy_insn_1): Likewise.
4169 * explow.c (memory_address): Likewise.
4170 * expmed.c (store_split_bit_field): Likewise.
4171 * expr.c (expand_expr_real_1): Likewise.
4172 * function.c (instantiate_decl
4173 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
4174 * genrecog.c (preds, validate_pattern): Likewise.
4175 * integrate.c (copy_rtx_and_substitute): Likewise.
4176 * recog.c (general_operand, register_operand): Likewise.
4177 (memory_address_p): Likwise.
4178 * reload1.c (eliminate_regs, elimination_effects): Likewise.
4179 * rtl.c (copy_rtx): Likewise.
4180 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
4181 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
4182 * rtlhooks.c (gen_lowpart_general): Likewise.
4183 * stmt.c (expand_asm_operands): Likewise.
4184 * web.c (entry_register, replace_ref, web_main): Likewise.
4185 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
4186 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
4187 * config/arm/arm.c (thumb_rtx_costs): Likewise.
4188 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
4189 * config/frv/frv.c (move_destination_operand, move_source_operand,
4190 condexec_dest_operand, condexec_source_operand,
4191 condexec_memory_operand): Likewise.
4192 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
4193 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
4194 (destination_xfmode_operand): Likewise.
4195 * config/mips/mips.h (PREDICATE_CODES): Likewise.
4196 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
4197 * config/s390/s390.c (general_s_operand): Likewise.
4198 * config/s390/s390.md (mov*): Likewise.
4199 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
4201 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
4202 * expr.c (expand_expr_real_1): Likewise.
4203 * stmt.c (expand_decl): Likewise.
4204 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4206 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
4207 postponed_insns, put_var_into_stack, put_reg_into_stack,
4208 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
4209 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
4210 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
4211 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
4212 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
4213 purge_bitfield_addressof_replacements, purge_addressof_replacements,
4214 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
4215 struct insns_for_mem_walk_info, insns_for_mem_walk,
4216 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
4217 setjmp_protect_args): Remove.
4218 (push_function_context_to): Don't handle var_refs_queue.
4219 (pop_function_context_from, free_after_compilation): Likewise.
4220 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
4221 (assign_parms, allocate_struct_function): Likewise.
4222 (use_register_for_decl): New.
4223 (expand_function_end): Don't setjmp_protect.
4224 * function.h (struct emit_status): Update commentary.
4225 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
4226 (max_parm_reg, parm_reg_stack_loc): Remove.
4227 * passes.c (DFI_addressof): Remove.
4228 (dump_file_info): Remove addressof.
4229 (rest_of_handle_addressof): Remove.
4230 (rest_of_compilation): Don't call it.
4231 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
4232 * stmt.c (expand_decl): Use use_register_for_decl.
4233 * tree.h: Update decls.
4234 * web.c (mark_addressof): Remove.
4235 * doc/invoke.texi (-dF): Remove.
4237 2004-07-03 Richard Henderson <rth@redhat.com>
4239 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
4240 instead of gen_mem_addressof.
4241 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
4242 TImode output register.
4244 2004-07-03 Richard Henderson <rth@redhat.com>
4246 PR tree-optimization/16341
4247 * tree-sra.c (sra_walk_function): Increment to next stmt before
4248 processing the current stmt.
4249 (sra_insert_after): Always use BSI_SAME_STMT.
4251 2004-07-03 Richard Henderson <rth@redhat.com>
4253 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
4254 fp plus with minus.
4256 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
4258 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
4259 with tree_int_cst_equal.
4261 2004-07-03 Andreas Schwab <schwab@suse.de>
4263 * config/ia64/ia64.md: Define new attribute "empty".
4264 (prologue_use, nop_x, insn_group_barrier): Set it.
4266 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
4267 skip over "empty" insns.
4269 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4271 * tree-inline.c (initialize_inlined_parameters): Pass proper function
4272 context to gimplify_body.
4273 (walk_tree): Don't walk into types twice.
4274 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
4276 * tree-sra.c (generate_element_init): Remove any useless conversions.
4278 * gimplify.c (gimplify_conversion): Remove stripping useless
4279 conversions from here.
4280 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
4281 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
4282 Unshare before substituting PLACEHOLDER_EXPR.
4283 (gimplify_modify_expr_to_memset): Likewise.
4284 Pass address of TO to memset, not TO itself.
4285 (gimplify_init_constructor): Make copy of OBJECT so we have it each
4286 time we make an expression (to match a PLACEHOLDER_EXPR).
4288 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
4289 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4290 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
4291 * tree-ssa-dom.c (local_fold): Likewise.
4293 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
4294 * langhooks.h (strct lang_hooks): New field type_max_size.
4295 * function.c (assign_temp): Call it.
4297 2004-07-03 Steven Bosscher <stevenb@suse.de>
4299 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
4300 * config/sh/sh.md: Convert the SH1 pipeline description to
4301 a DFA model.
4303 2004-07-02 Zack Weinberg <zack@codesourcery.com>
4305 * c-decl.c (struct c_binding): Remove contour field; add
4306 depth, invisible, nested fields.
4307 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
4308 (B_IN_EXTERNAL_SCOPE): New convenience macros.
4309 (bind): Add invisible and nested arguments. Initialize
4310 new fields of struct c_binding; adjust loop scanning for
4311 insertion point.
4312 (free_binding_and_advance): Clear structure with memset.
4313 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
4314 in file scope, even if it's in external scope too.
4315 (pushdecl): Adjust to match. Create invisible file-scope
4316 declarations for block-scope forward declarations of static functions.
4317 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
4318 (undeclared_variable, lookup_label, declare_label, define_label)
4319 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
4320 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
4321 (store_parm_decls_oldstyle): Adjust to match.
4322 (diagnose_mismatched_decls): Correct handling of linkage clashes.
4323 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
4325 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
4326 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
4328 2004-07-02 Richard Henderson <rth@redhat.com>
4330 * c-decl.c (grokdeclarator): Don't frob current_function_decl
4331 around variable_size.
4332 (set_decl_nonlocal): Remove.
4333 (store_parm_decls): Add stmts for pending sizes.
4334 * calls.c (calls_function, calls_function_1): Remove.
4335 (precompute_arguments): Don't call it.
4336 * cfgexpand.c (set_save_expr_context): Remove.
4337 (tree_expand_cfg): Don't call it.
4338 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
4339 (dwarf2out_finish): Likewise.
4340 * expr.c (emit_block_move): Adjust addresses to BLKmode.
4341 (store_constructor): Don't pre-evaluate SAVE_EXPR.
4342 (safe_from_p): Don't queue SAVE_EXPRs.
4343 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
4344 or build plain VAR_DECLs.
4345 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
4346 (fold): Likewise.
4347 (fold_checksum_tree): Don't special-case SAVE_EXPR.
4348 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
4349 (put_var_into_stack): Don't handle SAVE_EXPR.
4350 (gen_mem_addressof): Likewise.
4351 * function.h (struct function): Remove x_save_expr_regs.
4352 (save_expr_regs): Remove.
4353 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
4354 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
4355 * stor-layout.c (variable_size): Don't set it.
4356 (force_type_save_exprs, force_type_save_exprs_1): Remove.
4357 * tree-inline.c (remap_save_expr): Remove fn argument. Update
4358 all callers. Don't set SAVE_EXPR_CONTEXT.
4359 * tree-inline.h (remap_save_expr): Update decl.
4360 * tree.c (save_expr): Update build size.
4361 (first_rtl_op): Don't handle SAVE_EXPR.
4362 (unsave_expr_1, contains_placeholder_p): Likewise.
4363 (decl_function_context): Likewise.
4364 * tree.def (SAVE_EXPR): Remove args 1 and 2.
4365 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
4366 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
4368 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
4370 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
4371 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
4372 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
4373 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
4374 some first-person references and patronizing comments. Based on
4375 printed manual.
4376 * doc/invoke.texi: Don't reference fortran@gnu.org.
4377 * doc/trouble.texi (Warning when a non-void function value is
4378 ignored): Rewrite. From Russ Allbery and Chris Devers.
4380 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
4382 * tree-ssa-pre.c (bitmap_set_t): New.
4383 (bb_value_sets): avail_out is now a bitmap_set_t.
4384 (bitmap_find_leader): New function.
4385 (bitmap_value_insert_into_set): Ditto.
4386 (bitmap_set_copy): Ditto.
4387 (bitmap_value_replace_in_set): Ditto.
4388 (bitmap_set_contains_value): Ditto.
4389 (bitmap_set_new): Ditto.
4390 (bitmap_set_pool): New pool.
4391 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
4392 (insert_aux): Ditto.
4393 (add_to_sets): Ditto.
4394 (compute_avail): Ditto
4395 (eliminate): Ditto.
4396 (init_pre): Ditto.
4397 (fini_pre): Ditto.
4398 (execute_pre): Ditto.
4400 2004-07-02 Roger Sayle <roger@eyesopen.com>
4402 * config/rs6000/rs6000.c (struct processor_costs): New structure
4403 used to hold instruction latencies/sizes for processor types.
4404 (rs6000_cost): New global variable pointing to current CPU's costs.
4405 (rs6000_override_options): Initialize rs6000_cost to point to the
4406 appropriate cost table based upon rs6000_cpu and optimize_size.
4407 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
4408 timings inline.
4410 2004-07-02 Richard Henderson <rth@redhat.com>
4412 * expmed.c (make_tree): Don't use SET_DECL_RTL.
4414 2004-07-02 Steven Bosscher <stevenb@suse.de>
4416 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
4418 2004-07-01 Richard Henderson <rth@redhat.com>
4420 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
4421 (alpha_gp_save_rtx): Use assign_stack_local instead of
4422 gen_mem_addressof.
4424 2004-07-01 Richard Henderson <rth@redhat.com>
4426 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
4427 (alpha_rtx_cost_data): Update to match.
4428 (alpha_rtx_cost_size): New.
4429 (alpha_rtx_costs): Honor optimize_size.
4431 2004-07-01 Richard Henderson <rth@redhat.com>
4433 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
4434 * cfgexpand.c (tree_expand_cfg): Do it here.
4435 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
4436 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
4437 * config/mips/mips.c (mips_output_mi_thunk): And here.
4438 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
4439 * config/sh/sh.c (sh_output_mi_thunk): And here.
4440 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
4442 2004-07-01 Richard Henderson <rth@redhat.com>
4444 * tree.def (RTL_EXPR): Remove.
4445 * c-typeck.c (lvalue_p): Don't handle it.
4446 * expr.c (safe_from_p): Likewise.
4447 (expand_expr_real_1): Likewise.
4448 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
4449 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
4450 * gengtype.c (adjust_field_tree_exp): Likewise.
4451 * stmt.c (warn_if_unused_value): Likewise.
4452 * tree-gimple.c (recalculate_side_effects): Likewise.
4453 * tree-pretty-print.c (dump_generic_node): Likewise.
4454 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
4455 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
4456 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
4458 * stmt.c (struct stmt_status): Remove x_last_expr_type,
4459 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
4460 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
4461 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
4462 all the bits that tracked last_expr.
4463 (expand_end_bindings): Don't track last_expr.
4464 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
4465 (clear_last_expr): Remove.
4466 (expand_asm): Don't call it.
4467 (expand_asm_operands, expand_end_cond): Likewise.
4468 (expand_naked_return, expand_null_return_1): Likewise.
4469 * c-typeck.c (c_begin_compound_stmt): Likewise.
4470 * cfgexpand.c (expand_block): Use expand_expr_stmt.
4471 * expr.c (expand_expr_real_1): Likewise.
4472 * tree.h: Update prototypes.
4474 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
4475 (struct emit_status): Remove sequence_rtl_expr.
4476 (struct function): Remove x_rtl_expr_chain.
4477 (seq_rtl_expr, rtl_expr_chain): Remove.
4478 * function.c (struct temp_slot): Remove rtl_expr.
4479 (assign_stack_temp_for_type): Don't set it.
4480 (free_temp_slots, pop_temp_slots): Don't check it.
4481 (free_after_compilation): Don't clear x_rtl_expr_chain.
4482 (fixup_var_refs): Don't search it.
4483 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
4484 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
4485 or seq_rtl_expr.
4486 (push_topmost_sequence): Likewise.
4487 (end_sequence, init_emit): Likewise.
4488 (start_sequence_for_rtl_expr): Remove.
4489 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
4490 * rtl.h (preserve_rtl_expr_result): Remove.
4492 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
4494 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
4495 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
4496 typos.
4498 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4500 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
4501 (STANDARD_STARTFILE_PREFIX_2): Define.
4502 (standard_startfile_prefix_1): Initialize to
4503 STANDARD_STARTFILE_PREFIX_1.
4504 (standard_startfile_prefix_2): Initialize to
4505 STANDARD_STARTFILE_PREFIX_2.
4506 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
4507 (STANDARD_STARTFILE_PREFIX_1): Define.
4508 (STANDARD_STARTFILE_PREFIX_2): Define.
4509 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
4510 (STANDARD_STARTFILE_PREFIX_2): Document.
4512 2004-07-01 Richard Henderson <rth@redhat.com>
4514 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
4515 in order to disable scalarization. Instead set a flag and wait
4516 for a candidate decl.
4518 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4520 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
4521 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
4522 Use terminology "testsuite" and "enumerated".
4524 2004-07-01 Richard Henderson <rth@redhat.com>
4526 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
4527 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
4528 (initial_return_save): Likewise.
4529 (flush_queued_reg_saves): Remap register numbers.
4530 (dwarf2out_return_reg): Likewise.
4532 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4534 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
4536 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
4537 access functions for lower bound and element size and only output
4538 if lower bound nonzero or element size not same as that of type.
4539 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
4541 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4543 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
4545 2004-07-01 Per Bothner <per@bothner.com>
4547 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
4549 2004-07-01 Jakub Jelinek <jakub@redhat.com>
4551 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
4552 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
4553 first operand. Don't optimize if the bitfield is volatile.
4555 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4557 * c-pretty-print.c (pp_c_postfix_expression): Handle
4558 floating-point comparison operators.
4559 (pp_c_expression): Pass floating-point comparison
4560 operators to pp_c_postfix_expression.
4562 2004-07-01 Roger Sayle <roger@eyesopen.com>
4564 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
4565 rtx_cost instead of "had_mult" to determine whether the transformed
4566 expression is cheaper than the original.
4568 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
4570 * alias.c (get_alias_set, canon_rtx, get_addr,
4571 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
4572 Use MEM_P.
4573 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
4574 expand_builtin): Likewise.
4575 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
4576 Likewise.
4577 * combine.c (can_combine_p, combinable_i3pat, try_combine,
4578 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
4579 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
4580 record_dead_and_set_regs_1, get_last_value_validate,
4581 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
4582 * cse.c (check_dependence, canon_hash, equiv_constant,
4583 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
4584 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
4585 count_reg_usage): Likewise.
4586 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
4587 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
4588 cselib_record_sets): Likewise.
4589 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
4590 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
4591 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
4592 * df.c (df_uses_record): Likewise.
4593 * dojump (do_jump): Likewise.
4594 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
4595 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
4596 decl_start_label): Likewise.
4597 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
4598 operand_subword, change_address_1, make_safe_from): Likewise.
4599 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
4600 stabilize, force_not_mem): Likewise.
4601 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
4602 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
4603 * expr.c (convert_move, convert_modes, emit_block_move,
4604 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
4605 emit_move_insn_1, expand_assignment, store_expr,
4606 store_constructor_field, store_constructor, store_field,
4607 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
4608 Likewise.
4609 * final.c (cleanup_subreg_operands, alter_subreg,
4610 get_mem_expr_from_op): Likewise.
4611 * flow.c (notice_stack_pointer_modification_1,
4612 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
4613 Likewise.
4614 * function.c (mark_temp_addr_taken, preserve_temp_slots,
4615 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
4616 optimize_bit_field, flush_addressof, purge_addressof_1,
4617 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
4618 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
4619 keep_stack_depressed): Likewise.
4620 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
4621 noce_process_if_block, find_memory): Likewise.
4622 * integrate.c (subst_constants, allocate_initial_values): Likewise.
4623 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
4624 update_equiv_regs): Likewise.
4625 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
4626 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
4627 * optabs.c (expand_abs, emit_unop_insn): Likewise.
4628 * passes.c (rest_of_handle_final): Likewise.
4629 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
4630 move2add_note_store): Likewise.
4631 * ra-build.c (detect_remat_webs): Likewise.
4632 * ra-debug.c (dump_static_insn_cost): Likewise.
4633 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
4634 * recog.c (validate_change, apply_change_group, cancel_changes,
4635 validate_replace_rtx_1, general_operand, register_operand,
4636 nonmemory_operand, push_operand, pop_operand, memory_operand,
4637 indirect_operand, asm_operand_ok, offsettable_memref_p,
4638 offsettable_nonstrict_memref_p, constrain_operands,
4639 store_data_bypass_p): Likewise.
4640 * reg-stack.c (subst_stack_regs_pat): Likewise.
4641 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
4642 copy_cost, reg_scan_mark_refs): Likewise.
4643 * regmove.c (optimize_reg_copy_3, stack_memref_p,
4644 combine_stack_adjustments_for_block): Likewise.
4645 * regrename.c (copyprop_hardreg_forward_1): Likewise.
4646 * reload.c (can_reload_into, push_reload, decompose, immune_p,
4647 find_reloads, find_reloads_address, find_reloads_address_1,
4648 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
4649 find_equiv_reg): Likewise.
4650 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
4651 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
4652 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
4653 delete_address_reloads): Likewise.
4654 * resource.c (mark_referenced_resources): Likewise.
4655 * rtlanal.c (get_jump_table_offset, count_occurrences,
4656 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
4657 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
4658 num_sign_bit_copies1): Likewise.
4659 * rtlhooks.c (gen_lowpart_general): Likewise.
4660 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4661 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
4662 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
4663 sdbout_global_decl): Likewise.
4664 * simplify-rtx.c (simplify_subreg): Likewise.
4665 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
4666 expand_anon_union_decl, expand_end_case_type): Likewise.
4667 * unroll.c (calculate_giv_inc): Likewise.
4668 * var-tracking.c (stack_adjust_offset_pre_post,
4669 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
4670 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
4671 vt_add_function_parameters): Likewise.
4672 * varasm.c (make_var_volatile, notice_global_symbol,
4673 assemble_external, decode_addr_const, mark_weak,
4674 default_encode_section_info): Likewise.
4676 2004-07-01 Steven Bosscher <stevenb@suse.de>
4678 * stmt.c (check_seenlabel): Remove.
4679 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
4681 2004-07-01 Richard Henderson <rth@redhat.com>
4683 * function.h (struct function): Remove x_function_call_count.
4684 (function_call_count): Remove.
4685 * calls.c (expand_call): Don't set it.
4686 * integrate.c (copy_rtx_and_substitute): Likewise.
4688 * function.h (struct function): Remove x_cleanup_label.
4689 (cleanup_label): Remove.
4690 * stmt.c (expand_value_return): Don't use it.
4691 * function.c (free_after_compilation): Don't set it.
4692 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
4693 * cfgexpand.c (tree_expand_cfg): Update call.
4694 * tree.h (expand_function_start): Update decl.
4696 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4698 PR c/1027
4699 * c-lang.c (c_initialize_diagnostics): Move from here ...
4700 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
4701 (c_tree_printer): Use pretty-printer to format %T.
4702 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
4703 before '*' if not C++.
4704 (pp_c_direct_abstract_declarator): Don't try to print array upper
4705 bound for flexible array members.
4706 * c-tree.h: Include "diagnostic.h".
4707 (c_initialize_diagnostics): Declare.
4708 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
4709 * c-format.c (format_type_warning): New function. Improve
4710 diagnostics for incorrect format argument types.
4711 (check_format_types): Use it. Add two parameters. Use the
4712 TYPE_MAIN_VARIANT of wanted_type.
4713 (check_format_info_main): Pass new parameters to
4714 check_format_types.
4715 (struct format_wanted_type): Update comment.
4717 2004-07-01 Nick Clifton <nickc@redhat.com>
4719 * target.h (struct gcc_target): Add new field to struct cxx:
4720 import_export_class.
4721 * target-def.h (TARGET_CXX): Initialise the new field.
4722 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
4723 the new field.
4724 * doc/tm.texi: Document the new target hook.
4726 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4728 * builtins.c (fold_builtin_classify): Fix typo.
4730 2004-07-01 Richard Henderson <rth@redhat.com>
4732 * function.c (identify_blocks, identify_blocks_1): Remove.
4733 * function.h (identify_blocks): Remove.
4734 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
4736 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4738 * builtins.c (fold_builtin_classify): New.
4739 (fold_builtin_unordered_cmp): Fix commentary.
4740 (fold_builtin): Use it.
4741 * builtins.def: Define builtins for isnan,
4742 isnanf, isnanl, finite, finitef, finitel,
4743 isinf, isinff, isinfl.
4745 2004-07-01 Richard Henderson <rth@redhat.com>
4747 * function.h (struct function): Remove dont_emit_block_notes.
4748 * gimple-low.c (lower_function_body): Don't set it.
4749 * cfgexpand.c (expand_block): Don't check it.
4750 * cfglayout.c (insn_locators_initialize): Likewise.
4751 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
4752 * passes.c (rest_of_compilation): Likewise.
4753 * stmt.c (expand_start_bindings_and_block): Likewise.
4754 (expand_end_bindings): Likewise.
4756 2004-07-01 Richard Henderson <rth@redhat.com>
4758 * cgraph.h (cgraph_build_static_cdtor): Declare.
4759 * cgraphunit.c (cgraph_build_static_cdtor): New.
4760 * c-objc-common.c (build_cdtor): Use it.
4761 * coverage.c (create_coverage): Likewise.
4762 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
4763 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
4765 See ChangeLog.11 for earlier changes.