1 2004-07-23 Matthias Klose <doko@debian.org>
3 intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
4 configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
8 2004-07-22 Mark Mitchell <mark@codesourcery.com>
10 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
11 generated SYMBOL_REFs for labels.
12 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
14 (machopic_stub_name): Remove.
15 (machopic_indirection_name): New function.
16 (machopic_mcount_stub_name): Likewise.
17 (machopic_classify_name): Remove.
18 (machopic_function_base_sym): New function.
19 (machpoic_classify_symbol): Likewise.
20 (machopic_classify_ident): Remove.
21 (machopic_define_ident): Likewise.
22 (machopic_define_name): Likewise.
23 (machopic_name_defined_p): Likewise.
24 (machopic_ident_defined_p): Likewise.
25 (darwin_strip_name_encoding): Likewise.
26 (machopic_define_symbol): New function.
27 * config/darwin.c (hashtab.h): Include.
28 (machopic_defined_list): Remove.
29 (machopic_classify_ident): Likewise.
30 (machopic_classify_name): Likewise.
31 (machopic_ident_defined_p): Likewise.
32 (machopic_define_ident): Likewise.
33 (machopic_define_name): Likewise.
34 (machopic_symbol_defined_p): New function.
35 (machopic_classify_symbol): Likewise.
36 (machopic_data_defined_p): Use machopic_classify_symbol.
37 (machopic_define_symbol): New function.
38 (machopic_function_base_sym): New function.
39 (machopic_non_lazy_pointers): Remove.
40 (machopic_non_lazy_ptr_name): Likewise.
41 (machopic_stubs): Likewise.
42 (machopic_stub_name): Likewise.
43 (NON_LAZY_POINTER_SUFFIX): New macro.
44 (STUB_SUFFIX): Likewise.
45 (machopic_indirection): New structure.
46 (machopic_indirections): New variable.
47 (machopic_indirection_hash): New function.
48 (machopic_indirection_eq): Likewise.
49 (machopic_indirection_name): Likewise.
50 (machopic_mcount_stub_name): New function.
51 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
53 (machopic_indirect_data_reference): Rework to use new functions.
54 (machopic_indirect_call_target): Likewise.
55 (machopic_legitimize_pic_address): Likewise.
56 (machopic_output_indirection): New function.
57 (machopic_finish): Use it.
58 (machopic_operand_p): Rework to use new functions.
59 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
60 (darwin_strip_name_encoding): Remove.
61 (update_non_lazy_ptrs): Remove.
62 (update_stubs): Likewise.
63 (darwin_non_lazy_pcrel): Use new functions.
64 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
65 (ASM_OUTPUT_LABELREF): Likewise.
66 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
67 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
68 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
69 (TARGET_STRIP_NAME_ENCODING): Do not use
70 darwin_strip_name_encoding.
71 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
72 darwin_strip_name_encoding.
73 * config/i386/darwin.h (FUNCTION_PROFILER): Use
74 machopic_mcount_stub_name.
75 * config/i386/i386.c (x86_output_mi_thunk): Use
76 machopic_indirection_name, not machopic_stub_name.
77 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
78 machopic_function_base_sym.
79 (print_operand): Use machopic_classify_symbol.
80 (rs6000_emit_prologue): Use machopic_function_base_sym.
81 (output_profile_hook): Do not use machopic_stub_name.
82 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
84 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
87 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
90 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
92 * doc/implement-c.texi: New file.
93 * doc/extend.texi (C Implementation): Move to there.
94 * doc/gcc.texi: Include implement-c.texi.
95 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
97 2004-07-22 Jason Merrill <jason@redhat.com>
99 * integrate.c (copy_decl_for_inlining): Remove invisible reference
101 * tree-inline.c (setup_one_parameter): Likewise.
103 2004-07-22 Brian Booth <bbooth@redhat.com>
105 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
106 (substitute_and_fold): Propigate into VUSE operands when possible.
107 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
108 (cp_lattice_meet): Handle merging of latticevalues when
109 UNKNOWN_VAL is present.
110 (visit_stmt): Visit assignments with V_MUST_DEFs.
111 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
112 (ccp_fold): Deal with RHS' that are constant and virtual.
113 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
114 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
115 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
116 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
117 computing immediate uses.
118 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
120 (replace_vuse_in): New function.
121 (likely_value): Add check of vuse operands.
122 (get_default_value): Set the default value of virtually defined
123 variables to UKNOWN_VAL instead of VARYING.
125 2004-07-22 Richard Henderson <rth@redhat.com>
127 * expr.c (emit_push_insn): Don't use set_mem_attributes.
129 2004-07-22 Richard Henderson <rth@redhat.com>
131 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
132 variables due to conditional compilation.
134 2004-07-22 Diego Novillo <dnovillo@redhat.com>
136 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
137 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
138 Release SSA names that have been re-renamed.
139 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
141 * tree-ssa-alias.c (init_alias_info): If aliases have been
142 computed before, clear existing alias information.
143 (create_name_tags): Do no fixup PT_ANYTHING pointers.
144 If the new name tag for a pointer is different than the one it
145 had before, mark the old tag for renaming.
146 (replace_may_alias): New function.
147 (group_aliases): Call it.
148 (setup_pointers_and_addressables): Always call get_tmt_for.
149 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
151 (set_pt_anything): New local function.
152 (set_pt_malloc): New local function.
153 (merge_pointed_to_info): Don't merge pointed-to variables from
154 the original pointer if the destination is pointing to an
156 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
157 (add_pointed_to_var): Do not add a variable to the points-to
158 set if the pointer is already pointing to anywhere.
159 (collect_points_to_info_r): If the defining statement is a PHI
160 node, only merge pointed-to information if the argument has
161 already been visited.
162 (get_tmt_for): Only create a new tag if the pointer didn't
164 (dump_alias_info): Emit more information.
165 (dump_points_to_info_for): Likewise.
166 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
167 try to get the annotation of an SSA_NAME.
168 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
169 alias sets when checking is enabled.
170 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
171 (eliminate): Mark basic blocks that will need
172 EH information cleaned up.
173 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
175 Initialize need_eh_cleanup.
176 (fini_pre): Call tree_purge_all_dead_eh_edges and
177 cleanup_tree_cfg if needed.
178 Free need_eh_cleanup.
179 * tree-ssa.c (verify_ssa_name): New function.
180 (verify_def): Call it.
181 Re-arrange to avoid printing too many error messages.
182 (verify_use): Likewise.
183 (verify_phi_args): Likewise.
184 (verify_flow_insensitive_alias_info): New function.
185 (verify_flow_sensitive_alias_info): New function.
186 (verify_alias_info): New function.
187 (verify_ssa): Call verify_alias_info.
188 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
190 Re-arrange to avoid printing too many error messages.
191 * tree-ssanames.c (make_ssa_name): Clear
192 SSA_NAME_IN_FREE_LIST.
193 (release_ssa_name): Never release a default definition.
194 (release_defs): New function.
195 * tree.h: Declare it.
196 * tree-ssa-dce.c (remove_dead_stmt): Call it.
198 2004-07-22 Diego Novillo <dnovillo@redhat.com>
200 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
201 If true, do a depth-first search. Do a breadht-first search,
203 (walk_use_def_chains): Add new argument IS_DFS.
205 * tree-flow.h (walk_use_def_chains): Update prototype.
207 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
209 * config/cris/cris.md: Tweak formatting.
210 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
211 (mover2side, moverside, movemside, movei, op3, andu): Replace
212 live define_peephole:s with define_peephole2 near-equivalents.
214 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
216 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
217 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
218 "*mov_sidesi_mem" respectively.
220 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
222 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
223 (gimplify_build1): Move from tree-complex.c do_unop.
224 (gimplify_build2): Move from tree-complex.c do_binop.
225 (gimplify_build3): New.
226 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
227 Adjust throughout to call the functions above.
228 * tree-flow.h: Declare the functions above.
229 * tree-nested.c (gimplify_val): Rename to...
230 (tsi_gimplify_val): ... this.
232 * Makefile.in (tree_complex.o): Update dependencies.
233 (stor-layout.o): Depend on regs.h.
234 * c-common.c (handle_vector_size_attribute): Update for
235 vector types without corresponding vector modes.
236 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
237 a corresponding vector mode is not available.
238 * print-tree.c (print_node): Print nunits for vector types
239 * regclass.c (have_regs_of_mode): New.
240 (init_reg_sets_1): Initialize it and use it instead
241 of allocatable_regs_of_mode.
242 * regs.h (have_regs_of_mode): Declare it.
243 * stor-layout.c (layout_type): Pick a mode for vector types.
244 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
245 build_replicated_const, do_unop, do_binop, do_plus_minus,
246 do_negate, expand_vector_piecewise, expand_vector_parallel,
247 expand_vector_addition, expand_vector_operations_1,
248 expand_vector_operations, tree_lower_operations,
249 pass_lower_vector_ssa, pass_pre_expand): New.
250 (expand_complex_operations, pass_lower_complex): Remove.
251 * tree-optimize.c (init_tree_optimization_passes): Adjust
252 pass ordering for changes in tree-complex.c.
253 * tree-pass.h: Declare new passes.
254 * tree.c (finish_vector_type): Remove.
255 (make_vector_type): New.
256 (build_vector_type_for_mode, build_vector_type): Rewritten.
257 * tree.def (VECTOR_TYPE): Document where the number of
259 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
260 (make_vector): Remove declaration.
262 2004-07-21 Richard Henderson <rth@redhat.com>
264 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
265 TREE_THIS_VOLATILE, may_aliases, or optimization level.
266 (remove_useless_vars): Dump debugging info.
267 (expand_used_vars): Move ...
268 * cfgexpand.c (expand_used_vars): ... here. Make static.
269 * tree-flow-inline.h (set_is_used): New.
270 (set_default_def): Use get_var_ann.
271 * tree-flow.h: Update decls.
272 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
273 (create_ssa_var_map): Use it.
274 * tree-ssa.c (set_is_used): Remove.
276 2004-07-22 Ben Elliston <bje@au.ibm.com>
278 * gdbinit.in: Set a breakpoint on internal_error.
280 2004-07-21 Richard Henderson <rth@redhat.com>
282 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
283 to create a new basic block.
285 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
288 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
289 return type on function definitions. Move other warnings for
290 qualified return type to -Wreturn-type. Do not condition any such
291 warnings on -pedantic. Update comments.
292 (start_function): Only copy function type from previous prototype
293 declaration if return types are compatible.
294 * c-typeck.c (function_types_compatible_p): Don't condition
295 warning for incompatibility of volatile qualifiers on the return
296 type on -pedantic. Update comment.
297 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
299 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
301 * c-typeck.c (set_init_index): Require designator to be of integer
304 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
307 * c-parse.in (init): Change to exprtype.
308 (primary): Set original_code for STRING to STRING_CST.
309 Call maybe_warn_string_init for compound literals.
310 (initdcl, notype_initdcl): Call maybe_warn_string_init.
312 * c-tree.h (maybe_warn_string_init): New.
313 (pop_init_level, process_init_element): Use struct c_expr.
314 (struct c_expr): Update comment.
315 * c-typeck.c (maybe_warn_string_init): New function.
316 (digest_init): Call it. Additional parameter strict_string. All
318 (output_init_element): Likewise.
319 (struct constructor_stack): Use struct c_expr for
321 (really_start_incremental_init, push_init_level): Update.
322 (pop_init_level): Update. Return struct c_expr.
323 (process_init_level): Update. Take struct c_expr argument.
325 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
327 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
330 2004-07-21 Eric Christopher <echristo@redhat.com>
332 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
334 * c-decl.c (pop_scope): Ditto.
335 * calls.c (expand_call): Remove call to current_nesting_level,
336 update comment accordingly. Remove calls to expand_start_target_temps
337 and expand_end_target_temps.
338 * cfgexpand.c (construct_init_block): Remove call to
339 expand_start_bindings_and_block.
340 (construct_exit_block): Remove call to expand_end_bindings.
341 * expr.c (safe_from_p): Remove BIND_EXPR handling.
342 (expand_expr_real_1): Ditto. Fix formatting.
343 (expand_vars): Delete.
344 * stmt.c (POPSTACK): Remove block_stack.
345 (stmt_status): Remove x_block_stack.
346 (block_stack): Delete.
347 (expand_start_bindings_and_block): Ditto.
348 (expand_start_target_temps): Ditto.
349 (expand_end_target_temps): Ditto.
350 (current_nesting_level): Ditto.
351 (warn_about_unused_variables): Ditto.
352 (expand_end_bindings): Ditto.
353 * tree.h: Remove declarations for above.
355 2004-07-21 Steven Bosscher <stevenb@suse.de>
357 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
358 * rtl.c (note_insn_name): Likewise.
359 * print-rtl.c (print_rtx): Don't print it.
360 * cfgrtl.h (can_delete_note_p): Don't handle it.
361 (rtl_delete_block): Likewise.
362 * passes.c (rest_of_handle_guess_branch_prob): Remove.
363 (rest_of_compilation): Don't call it.
364 * predict.c (process_note_predictions, process_note_prediction,
365 note_prediction_to_br_prob): Remove.
366 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
367 * stmt.c (return_prediction): Remove.
368 (expand_value_return): Don't call it. Don't add prediction
369 notes for return statements.
371 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
373 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
376 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
378 * c-common.c (vector_types_convertible_p): Use vector types'
379 TYPE_SIZE and TREE_TYPE instead of their mode.
380 * convert.c (convert_to_integer): Likewise.
381 (convert_to_vector): Likewise.
382 * fold-const.c (fold_convert): Likewise.
383 * varasm.c (output_constant): Likewise.
384 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
385 Allow a VECTOR_TYPE initializer to be made of several vectors.
386 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
387 of cleared and need_to_clear, and use fold_convert.
388 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
391 2004-07-20 Richard Henderson <rth@redhat.com>
393 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
394 (expand_gimple_basic_block): out from here. Renamed from expand_block.
396 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
398 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
399 enormous cost if not TARGET_HARD_MUL.
401 2004-07-20 Andrew Pinski <apinski@apple.com>
404 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
407 2004-07-21 Paul brook <paul@codesourcery.com>
409 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
411 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
413 * fold-const.c (operand_equal_p): Temporarily support NULL args.
414 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
415 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
417 2004-07-20 Zack Weinberg <zack@codesourcery.com>
419 * rtl.h (plus_constant): Delete.
420 (plus_constant_wide): Rename to plus_constant.
421 (plus_constant_for_output_wide): Delete vestigial prototype.
422 (GEN_INT): Remove unnecessary cast.
423 * tree.h (build_int_2, size_int_type): Delete.
424 (build_int_2_wide): Rename to build_int_2.
425 (size_int_wide): Rename to size_int_kind.
426 (size_int_type_wide): Rename to size_int_type.
427 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
428 Remove unnecessary cast.
429 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
430 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
431 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
432 (size_int_type_wide): Rename size_int_type.
433 (int_const_binop): Use size_int_type.
434 * c-lex.c (interpret_integer): Use build_int_2.
435 * final.c (split_double): Remove unnecessary casts.
436 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
438 2004-07-20 Richard Henderson <rth@redhat.com>
440 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
441 (gimplify_compound_lval): Use is_gimple_tmp_reg.
442 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
443 (is_gimple_tmp_reg): New.
444 * tree-gimple.h (is_gimple_tmp_reg): Declare.
446 2004-07-20 Richard Henderson <rth@redhat.com>
448 * tree-pretty-print.c (dump_generic_node): Dump
449 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
451 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
453 * tree-mudflap.c (mf_set_options_fndecl): New tree.
454 (mudflap_init): Set it.
455 (mudflap_register_call): Remove __mf_init call.
456 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
457 to pass "-ignore-reads" option to libmudflap if needed.
459 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
462 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
463 (MAKE_DECL_ONE_ONLY): Undefine.
464 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
465 readonly_data, one_only_data_section, forget_section): New prototypes.
466 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
468 (pa_select_section): Add one-only (COMDAT) support.
469 * pa.h (struct machine_function): Define.
470 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
471 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
472 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
473 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
474 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
475 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
476 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
477 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
478 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
479 for EXTRA_SECTION_FUNCTIONS.
480 * doc/install.texi: Update binutils requirements.
482 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
484 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
485 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
486 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
488 (struct VEC): Use unsigned for num and alloc.
489 * vec.c (struct vec_prefix): Likewise.
490 (vec_o_reserve): Adjust.
492 * dbxout.c (dbxout_type): Fix printf format.
494 * tree.h (binfo_member): Remove.
495 * tree.c (binfo_member): Remove.
497 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
499 * tree.h: Include vec.h
500 (DEF_VEC_P(tree)): New type.
501 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
502 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
503 (BINFO_LANG_SLOT): Remove.
504 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
505 (struct tree_binfo): Turn base_binfos into a trailing
506 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
507 (binfo_lang_slots): Remove.
508 * tree.c (binfo_lang_slots): Remove.
509 (make_tree_binfo_stat): Take a base binfo count, not a
510 lang slot count. Adjust.
511 * Makefile.in (TREE_H): Add vec.h
512 * alias.c (record_component_aliases): Adjust BINFO access.
513 * dbxout.c (dbxout_type): Likewise.
514 * dwarf2out.c (gen_member_die): Likewise.
515 * sdbout.c (sdbout_one_type): Likewise.
516 * tree-dump.c (deque_and_dump): Likewise.
517 * config/i386/i386.c (classify_argument,
518 contains_128bit_aligned_vector_p): Likewise.
519 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
520 * doc/c-tree.texi (Classes): Update BINFO documentation.
522 2004-07-20 Steven Bosscher <stevenb@suse.de>
524 * c-common.h (check_case_value): Remove prototype.
525 (c_add_case_label): Adjust prototype.
526 * c-common.c (check_case_value): Make static.
527 (check_case_bounds): New function.
528 (c_add_case_label): Use it. Take new argument orig_type.
529 * c-typeck.c (struct c_switch): New orig_type field.
530 (c_start_case): Set it.
531 (do_case): Pass it to c_add_case_label.
532 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
533 cases from here. Add the labels in reverse order.
534 * stmt.c (struct case_node): Adjust comment. Remove balance field.
535 (add_case_node): Return nothing, don't check for duplicate cases.
536 Insert new case nodes in a list, not in an AVL tree.
537 (expand_end_case_type): Don't turn a case tree into a case list.
538 (case_tree2list): Remove.
539 * tree.h (add_case_node): Adjust prototype.
541 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
543 * genattr.c (struct range, struct function_unit,
544 write_units, extend_range, init_range): Remove them.
545 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
546 Output "#define INSN_SCHEDULING" here.
547 * genattrtab.c (struct range, struct function_unit_op,
548 struct function_unit, struct dimension, enum operator,
549 operate_exp, expand_units, simplify_knowing,
550 encode_units_mask, simplify_by_exploding,
551 find_and_mark_used_attributes, unmark_used_attributes,
552 add_values_to_cover, increment_current_value,
553 test_for_current_value, simplify_with_current_value,
554 simplify_with_current_value_aux, gen_unit,
555 write_unit_name, write_function_unit_info,
556 write_complex_function, write_toplevel_expr,
557 find_single_value, extend_range): Remove.
558 (write_attr_get): Do not handle common_av->value
560 (struct attr_desc): Remove func_units_p and blockage_p.
561 (write_attr_valueq): Do not handle them.
562 (find_attr): Do not clear them.
563 (make_internal_attr): Do not initialize them.
564 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
565 * sched-vis.c (init_target_units, insn_print_units,
566 init_block_visualization, print_block_visualization,
567 visualize_scheduled_insns, visualize_no_unit,
568 visualize_stall_cycles, visualize_alloc,
569 visualize_free, target_units, get_visual_tbl_length,
570 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
571 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
572 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
573 * haifa-sched.c (blockage_range, clear_units,
574 schedule_unit, actual_hazard, potential_hazard,
575 insn_unit, unit_last_insn, unit_tick,
576 actual_hazard_this_instance, potential_hazard,
577 schedule_unit, max_insn_queue_index_value): Remove.
578 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
579 max_insn_queue_index.
580 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
581 * doc/md.texi (Processor pipeline description): Remove
582 references to old pipeline descriptions.
583 (Automaton pipeline description): Merge with the above.
584 (Old pipeline description, Comparison of the two descriptions):
587 * bt-load.c (migrate_btr_def): Remove references to
588 use_pipeline_interface.
589 * haifa-sched.c (insn_cost, schedule_insn,
590 schedule_block, advance_one_cycle, sched_init,
591 queue_to_ready, sched_finish): Likewise.
592 * modulo-sched.c (sms_schedule, advance_one_cycle,
593 ps_has_conflicts): Likewise.
594 * sched-rgn.c (init_ready): Likewise.
595 (debug_dependencies): Likewise, and remove an "if (1)".
596 * target.h (use_dfa_pipeline_interface): Remove.
597 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
598 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
599 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
600 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
601 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
602 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
603 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
604 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
605 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
606 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
607 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
608 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
609 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
610 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
611 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
612 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
613 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
614 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
615 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
617 2004-07-19 Roger Sayle <roger@eyesopen.com>
619 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
621 2004-07-19 Jeff Law <law@redhat.com>
623 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
624 (get_eq_expr_value): Use it. Simplify slightly.
626 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
628 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
629 (umulsidi3_32bit_r4000): Likewise.
631 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
633 * vec.h: Propagate location information properly.
634 (VEC_T_iterate): Add result pointer parameter.
636 (VEC_T_reserve): Use it.
638 2004-07-19 Daniel Jacobowitz <dan@debian.org>
640 * Makefile.in (c-format.o): Depend on c-format.h.
641 * c-format.h: New file.
642 (struct format_char_info): Add CHAIN member.
643 * c-format.c: Move some types and constants to c-format.h.
644 (format_type_error): Set to -1.
645 (struct function_format_info): Use an int for format_type.
646 (decode_format_type): Return an int. Return format_type_error
648 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
649 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
650 (scan_char_table, time_char_table, monetary_char_table): Initialize
652 (n_format_types): New variable.
653 (check_format_info_main): Handle CHAIN in format_char_info.
654 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
655 TARGET_N_FORMAT_TYPES.
656 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
657 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
658 * config/sol2-c.c: New file.
659 * config/t-sol2: New file.
660 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
661 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
662 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
664 * doc/extend.texi (Target Format Checks): New section.
665 (Function Attributes): Mention it.
666 * doc/invoke.texi: Mention target format checks.
667 * doc/sourcebuild.texi: Mention target format checks.
668 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
671 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
673 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
675 * config/s390/s390.c (regclass_map initializer): Register 35 added to
677 (load_multiple_operation, store_multiple_operation): Removed
678 pointless sanity check.
679 (s390_decompose_address): Added check for return_address_pointer_rtx.
680 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
681 (s390_return_address_offset): New function.
682 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
683 (FRAME_REGNO_P): Added check for register 35.
684 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
685 REG_ALLOC_ORDER): Appended entry for register 35.
686 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
687 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
688 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
689 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
690 is eliminable using stack pointer or hard frame pointer.
691 (REGISTER_NAMES): Added name for register 35.
692 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
693 pointless sanity check.
695 2004-07-19 Roger Sayle <roger@eyesopen.com>
697 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
698 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
699 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
700 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
701 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
702 (fold_relational_const): Tidy up handling of floating point
703 comparisons by calling real_compare. Remove tree_expr_nonzero_p
704 transformation; fold_relational_const assumes constant operands.
706 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
708 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
711 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
713 * c-tree.h (struct c_expr): Define.
714 (C_SET_EXP_ORIGINAL_CODE): Remove.
715 (parser_build_binary_op, build_compound_expr): Update prototypes.
716 * c-parse.in (%union): Add exprtype.
717 (FUNC_NAME): Mark as ttype.
718 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
720 (expr): Update. Define directly in terms of expr_no_commas
721 instead of using nonnull_exprlist.
722 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
723 offsetof_member_designator, typespec_nonreserved_nonattr, init,
724 initval, designator, component_declarator,
725 component_notype_declarator, enumerator, array_declarator,
726 condition, exexpr, switch_statement, stmt_nocomp, stmt,
727 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
728 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
730 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
731 * c-common.c (c_common_truthvalue_conversion): Don't check
733 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
734 Don't use C_EXP_ORIGINAL_CODE.
735 (default_conversion, default_function_array_conversion): Don't use
736 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
737 (internal_build_compound_expr): Merge into build_compound_expr.
738 (build_compound_expr): Take two operands instead of a TREE_LIST.
739 * objc/objc-act.c (get_super_receiver): Update calls to
742 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
744 * config/sh/sh.c (sh_use_dfa_interface): Remove.
745 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
747 * config/sh/sh.md: Extract pipeline descriptions
749 * config/sh/sh1.md: New file, extracted from sh.md.
750 * config/sh/sh4.md: New file, extracted from sh.md.
751 * config/sh/shmedia.md: New file, extracted from sh.md
752 and rewritten using new-style pipeline description.
754 2004-07-18 Zack Weinberg <zack@codesourcery.com>
756 * config/pa/pa.md: Delete the two remaining define_peephole
759 2004-07-18 Steven Bosscher <stevenb@suse.de>
760 Joseph S. Myers <jsm@polyomino.org.uk>
762 * c-common.c (c_common_truthvalue_conversion): Don't warn if
763 TREE_NO_WARNING is set.
765 2004-07-18 Roger Sayle <roger@eyesopen.com>
767 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
768 simplify_builtin_strncmp): Delete.
769 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
770 Change argument to accept an arglist instead of an "exp". Assume
771 that the return type is always integer_type_node. Copy missing
772 transformations from their now obsolete simplify_builtin_*
774 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
775 fold_builtin_strcmp and fold_builtin_strncmp.
776 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
777 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
778 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
780 2004-07-18 Daniel Jacobowitz <dan@debian.org>
782 * Makefile.in (tree-alias-common.o): Update dependencies.
784 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
786 * cfgloop.c (flow_loop_nested_p): Fix comment.
788 2004-07-17 Jason Merrill <jason@redhat.com>
791 * stor-layout.c (relayout_decl): New fn.
792 * tree.h: Declare it.
793 (DECL_BY_REFERENCE): New macro.
795 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
797 * libgcc2.c (__enable_execute_stack): New symbol.
798 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
799 and declare __enable_execute_stack.
800 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
801 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
802 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
803 ENABLE_EXECUTE_STACK.
804 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
805 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
806 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
807 ENABLE_EXECUTE_STACK.
808 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
809 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
810 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
811 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
812 ENABLE_EXECUTE_STACK.
813 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
814 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
815 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
816 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
817 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
818 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
819 (sparc64_initialize_trampoline): Likewise.
820 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
822 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
824 * langhooks.h (builtin_function): New langhook.
825 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
826 (LANG_HOOKS_INITIALIZER): Update.
827 * tree.h (builtin_function): Remove.
828 * doc/tm.texi: Update.
829 * c-tree.h (builtin_function): Declare.
830 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
831 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
832 config/ia64/ia64.c, config/iq2000/iq2000.c,
833 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
834 config/stormy16/stormy16.c: All callers of builtin_function
837 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
840 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
841 Remove white space after the backslash.
843 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
845 PR rtl-optimization/16294
846 * resource.c (return_insn_p): New predicate.
847 (mark_target_live_regs): Use it. Special-case return insns.
848 (init_resource_info): Use it. Don't scan the epilogue past
851 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
853 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
854 destroy dominance information.
855 * passes.c (rest_of_handle_loop2): Free dominance information.
856 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
858 (thread_jumps): Update dominance information and remove unreachable
860 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
861 information and remove the unreachable block.
863 2004-07-17 Graham Stott <graham.stott@btinternet.com>
865 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
867 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
869 * doc/sourcebuild.texi: Remove libf2c entry.
871 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
873 * config/i386/i386.md (movv16qi_internal): Fix typo.
875 2004-07-17 Steven Bosscher <stevenb@suse.de>
877 * final.c (final_scan_insn): Fix broken commit from previous
880 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
882 * c-typeck.c (parser_build_binary_op): Condition warnings for
883 X<=Y<=Z on -Wparentheses instead of -Wextra.
884 * doc/invoke.texi: Update. Document that most of -Wparentheses is
885 supported for C only.
887 2004-07-17 Steven Bosscher <stevenb@suse.de>
889 * cfgcleanup.c (try_simplify_condjump): Don't remove line
890 notes to avoid unreachable code warnings.
891 * toplev.c (backend_init): Don't emit line notes for
892 unreachable code warnings.
894 * combine.c (distribute_notes): Don't distribute a
896 * final.c (final_scan_insn): Don't handle it.
897 * rtl.c (reg_note_name): Remove it.
898 * rtl.h (enum reg_node): Dito.
900 * emit-rtl.c (force_line_numbers, restore_line_number_status):
902 * rtl.h (force_line_numbers, restore_line_number_status):
905 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
906 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
907 (using_eh_for_cleanups): Also moved here.
909 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
910 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
911 to expand_start_case and add_case_node.
912 * stmt.c (struct nesting): Cleanup unused fields condition_code,
913 last_unconditional_cleanup, nominal_type, printname, and
915 (struct fixup_goto): Remove.
916 (struct stmt_status): Remove x_goto_fixup_chain field.
917 (goto_fixup_chain): Remove.
918 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
919 pushcase, pushcase_range): Remove.
920 (expand_start_bindings_and_block): Don't set unused fields in
922 (expand_start_case, add_case_node): Cleanup unused formal arguments.
923 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
924 instead of emit_jump_if_reachable.
925 (emit_case_nodes): Likewise.
926 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
928 (update_eh_label): Work around left-over exception handing regions.
929 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
930 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
931 (pass_cleanup_cfg_post_optimizing): New pass.
932 (init_tree_optimization_passes): Run the new pass after all
934 * tree.h (pushcase, pushcase_range): Remove prototypes.
935 (expand_start_case, add_case_node): Update prototypes.
937 2004-07-16 Krister Walfridsson <cato@df.lth.se>
939 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
941 2004-07-16 Richard Henderson <rth@redhat.com>
943 * builtins.c (std_expand_builtin_va_arg): Remove.
944 (expand_builtin_va_arg): Remove.
945 * expr.h: Don't declare them.
946 * gimplify.c (mark_decls_volatile_r): Remove.
947 (copy_if_shared_r): Don't call it.
948 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
949 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
950 * gimple-low.c (lower_stmt): Likewise.
951 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
952 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
953 * tree-ssa-operands.c (get_expr_operands): Likewise.
954 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
955 EXPAND_BUILTIN_VA_ARG.
956 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
957 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
958 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
959 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
961 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
963 * tree-ssa-pre.c (insert_aux): Break out if we hit
966 2004-07-16 Richard Henderson <rth@redhat.com>
968 * basic-block.h (remove_fake_exit_edges): Declare.
969 * cfganal.c (remove_fake_predecessors): Rename from
970 remove_fake_successors; iterate over predecessors.
971 (remove_fake_exit_edges): New.
972 * cfgcleanup.c (try_optimize_cfg): Use it.
973 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
974 * predict.c (estimate_probability): Likewise.
975 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
976 * tree-cfg.c (make_edges): Likewise.
977 * tree-ssa-pre.c (fini_pre): Likewise.
978 * profile.c (instrument_edges): Don't remove_fake_edges.
979 (branch_prob): Do it earlier here.
981 2004-07-16 Richard Henderson <rth@redhat.com>
983 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
984 switchification wrt CONSTRUCTOR. Document the reason.
986 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
988 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
989 that prevented descriptive __mf_check source location strings.
991 2004-07-16 Richard Henderson <rth@redhat.com>
993 * tree-def (WITH_SIZE_EXPR): New.
994 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
995 * expr.c (expand_expr_real_1): Likewise.
996 * gimplify.c (maybe_with_size_expr): New.
997 (gimplify_arg, gimplify_modify_expr): Use it.
998 (gimplify_modify_expr_to_memcpy): Take size parameter.
999 (gimplify_modify_expr_to_memset): Likewise.
1000 (gimplify_expr): Handle WITH_SIZE_EXPR.
1001 * tree-alias-common.c (find_func_aliases): Likewise.
1002 * tree-eh.c (tree_could_trap_p): Likewise.
1003 (tree_could_throw_p): Likewise.
1004 * tree-gimple.c (is_gimple_lvalue): Likewise.
1005 (get_call_expr_in): Likewise.
1006 * tree-inline.c (estimate_num_insns_1): Likewise.
1007 (expand_calls_inline): Likewise.
1008 * tree-nested.c (convert_call_expr): Likewise.
1009 * tree-pretty-print.c (dump_generic_node): Likewise.
1010 * tree-sra.c (sra_walk_expr): Likewise.
1011 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
1012 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
1013 * tree-ssa-operands.c (get_expr_operands): Likewise.
1014 * tree-tailcall.c (find_tail_calls): Likewise.
1016 * calls.c (expand_call): Reset old_stack_allocated after
1017 calling emit_stack_restore.
1019 2004-07-16 Richard Henderson <rth@redhat.com>
1021 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
1022 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
1023 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
1024 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1025 copy_res_decl_for_inlining.
1027 * tree-inline.c (declare_return_variable): New modify_dest argument.
1028 Use it as the return value, when possible or manditory. Handle
1029 TREE_ADDRESSABLE types.
1030 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
1031 replacement of CALL_EXPR.
1033 2004-07-16 Richard Henderson <rth@redhat.com>
1035 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
1036 * gimple-low.c (expand_var_p): Don't check it.
1037 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
1038 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
1039 * tree-ssa-operands.c (add_stmt_operand): Likewise.
1040 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
1041 (find_referenced_vars): Don't call them.
1042 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
1044 2004-07-16 Richard Henderson <rth@redhat.com>
1046 * function.c (pass_by_reference): True for all variable sized types.
1048 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
1050 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
1051 * tree-pretty-print.c: Include tree-chrec.h.
1052 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
1053 and POLYNOMIAL_CHREC nodes.
1055 2004-07-16 Steve Ellcey <sje@cup.hp.com>
1057 * builtins.c (expand_builtin_stpcpy): Do not create temporary
1060 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
1062 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
1064 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
1066 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
1068 * config/s390/s390.c: Likewise.
1069 * config/s390/s390.h: Likewise.
1071 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1073 * config/mips/mips.md (addsi3, adddi3): Remove special handling
1074 of $sp adds. Remove REGNO checks from mips16 patterns.
1076 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1078 * config/mips/mips.md: Delete outdated comment.
1080 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1082 * config/mips/mips.c (get_float_compare_codes): Delete.
1083 (mips_emit_compare): New function, mostly extracted from
1084 get_float_compare_codes and gen_conditional_branch.
1085 (gen_conditional_branch, gen_conditional_move): Use it.
1087 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
1089 * genautomata.c (add_vect): Speedup by using integers as
1090 bit-vectors for walking through the comb_vect and finding
1093 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1095 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
1096 operand is an uns_arith_operand; use subtraction otherwise.
1097 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
1098 not just arith_operands.
1100 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1102 * config/mips/mips-protos.h (gen_int_relational): Delete.
1103 (mips_emit_scc): Declare.
1104 * config/mips/mips.c (internal_test): Delete.
1105 (sle_operand, sleu_operand): New functions.
1106 (map_test_to_internal_test, gen_int_relational): Delete.
1107 (mips_emit_binary, mips_relational_operand_ok_p)
1108 (mips_emit_int_relational, mips_zero_if_equal)
1109 (mips_emit_scc): New functions.
1110 (gen_conditional_branch): Rework to use mips_emit_int_relational.
1111 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
1113 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1114 (sltu, sleu): Use mips_emit_scc.
1115 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
1116 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
1117 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
1119 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1121 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
1123 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1125 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
1126 (*sne_[sd]i): Likewise sne_[sd]i_zero.
1127 (*sgt_[sd]i): ...and sgt_[sd]i.
1128 (*slt_[sd]i): ...and slt_[sd]i.
1129 (*sgtu_[sd]i): ...and sgtu_[sd]i.
1130 (*sltu_[sd]i): ...and sltu_[sd]i.
1131 (*sleu_[sd]i): ...and sleu_[sd]i_const.
1132 Name previously unnamed mips16 patterns. Formatting fixes.
1134 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1136 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
1137 (branch_type): Delete.
1138 (gen_conditional_branch, gen_conditional_move)
1139 (mips_gen_conditional_trap): Update after name change. Get the
1140 comparison mode from cmp_operands[0].
1141 * config/mips/mips.h (cmp_type, branch_type): Delete.
1142 (cmp_operands): Renamed from branch_cmp.
1143 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
1144 name change. Don't set branch_type.
1145 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
1146 mode class of cmp_operands[0] rather than branch_type. Update after
1149 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1151 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
1152 of 0...255 to 0 when inside a SET.
1154 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1156 * config/mips/mips.md: Remove mips16 define_peepholes.
1158 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
1160 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
1161 (fini_pre): Remove fake edges.
1163 2004-07-15 Richard Henderson <rth@redhat.com>
1165 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
1166 (get_indirect_ref_operands, get_call_expr_operands): ... these.
1168 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
1170 * vec.h (VEC_address): New function.
1172 2004-07-14 Jason Merrill <jason@redhat.com>
1175 * gimplify.c (gimplify_arg): New fn, split out from...
1176 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
1178 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
1180 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
1181 generate code which is generated by pushqi1 now
1182 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
1184 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
1186 * combine.c (simplify_set): match the mode of the constant 0 with
1187 the tested operand to match the compare behaviour and the
1188 simplify_relational_operation() expectation.
1190 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
1192 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
1195 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
1197 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
1199 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
1201 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
1203 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
1204 calls in mips16 code.
1206 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
1208 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
1209 the destination of the li as well as for the neg.
1211 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
1214 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
1215 * cgraph.h: Update declaration.
1216 * c-decl.c (build_cdtor): Update call with default priority.
1217 * coverage.c (create_coverage): Ditto.
1218 * tree-mudflap.c (mf_init_fndecl): New tree.
1219 (mudflap_init): Set it.
1220 (mudflap_register_call): Arrange to call __mf_init before the first
1222 (mudflap_finish_file): Mark the mudflap static initializer as extra
1223 high priority, to beat all C++ static constructors.
1225 2004-07-15 Jeff Law <law@redhat.com>
1227 * loop.c (check_insn_for_givs): Restore check for code labels that was
1228 accidentally deleted by a recent checkin.
1230 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
1232 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
1233 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
1235 2004-07-14 Richard Henderson <rth@redhat.com>
1237 * print-tree.c (print_node): Fix casts last change.
1239 2004-07-15 Paul Brook <paul@codesourcery.com>
1241 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
1242 to TARGET_UNWIND_INFO.
1243 * except.c (output_function_exception_table): Ditto.
1245 * opts.c (decode_options): Ditto.
1246 * passes.c (rest_of_handle_final): Ditto.
1247 * final.c (final_start_function): Ditto.
1248 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
1250 * targhooks.h (default_unwind_emit): Declare.
1251 * targhooks.c (default_unwind_emit): New function.
1252 * target-def.h: Define and use TARGET_UNWIND_EMIT.
1253 * target.h (struct gcc_target): Add unwind_emit.
1254 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
1255 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
1256 Remove IA64_UNWIND_EMIT.
1257 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
1259 2004-07-14 Richard Henderson <rth@redhat.com>
1261 * print-tree.c (print_node): Handle SSA_NAME.
1263 2004-07-14 James E Wilson <wilson@specifixinc.com>
1266 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
1267 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
1269 2004-07-15 Jakub Jelinek <jakub@redhat.com>
1271 * expr.c (expand_assignment): Reenable bitfield += optimizations.
1272 Use alias set 0 for memory, do proper mode calculations and adjust
1273 address for memories.
1275 2004-07-14 Per Bothner <per@bothner.com>
1277 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
1278 structure with extra column field.
1279 * tree.c (expand_location): Also fill in column field.
1280 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
1281 gets confused by the two conditionally-compiled definitions.
1283 2004-07-14 Eric Christopher <echristo@redhat.com>
1285 * calls.c (expand_call): Fix typo in comment.
1287 2004-07-14 Steve Ellcey <sje@cup.hp.com>
1289 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
1290 comparision of TFmode.
1292 2004-07-14 Richard Henderson <rth@redhat.com>
1294 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
1295 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
1296 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
1297 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1298 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1299 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1300 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1301 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1302 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1304 2004-07-14 Mike Stump <mrs@apple.com>
1306 * config/darwin.h (WINT_TYPE): Define to be int to match
1307 system header files.
1309 2004-07-14 Bob Wilson <bob.wilson@acm.org>
1311 * config/xtensa/xtensa.c (function_arg_advance): Check for args
1312 that must be passed in the stack.
1313 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
1314 arguments if the size is not a constant.
1316 2004-07-14 Per Bothner <per@bothner.com>
1318 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
1319 instead of EXPR_LOCUS in a boolean context, which is always true
1320 if --enable-mapped-location.
1321 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
1323 2004-07-14 Richard Henderson <rth@redhat.com>
1325 * dominance.c (struct dom_info): Add fake_exit_edge.
1326 (init_dom_info): Allocate it.
1327 (free_dom_info): Free it.
1328 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
1330 (calc_idoms): Honor fake_exit_edge.
1332 2004-07-13 Jason Merrill <jason@redhat.com>
1334 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
1335 (rhs_test_for): New fn.
1336 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
1337 * tree-gimple.h: Declare them.
1338 * gimplify.c (gimplify_modify_expr): Use the new fns.
1340 2004-07-14 Richard Henderson <rth@redhat.com>
1342 * config/arm/arm-protos.h (arm_va_arg): Remove.
1343 * config/arm/arm.c (arm_va_arg): Remove.
1344 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
1345 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
1347 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1349 * pa.c (fix_range): New function to mark a range(s) of registers as
1351 (override_options): Call fix_range if the -mfixed-range option string
1353 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
1354 * doc/invoke.texi (-mfixed-range): Document new option.
1356 2004-07-14 David Edelsohn <edelsohn@gnu.org>
1358 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
1360 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
1362 2004-07-14 Roger Sayle <roger@eyesopen.com>
1364 * expmed.c (expand_sdiv_pow2): New function to expand signed division
1365 by a positive power of two, split out from expand_divmod. Provide
1366 an alternate implementation when shifts are expensive. Lower the
1367 threshold for using a branchless implementation to BRANCH_COST >= 2.
1368 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
1370 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1372 * tree-dfa.c (make_rename_temp): *Really* work just
1373 like create_tmp_var if called while outside SSA form.
1375 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1377 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
1378 for division by zero.
1379 ("umodsi3"): Likewise.
1381 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1383 * config/mips/mips.c (mips_output_move): When generating mips16 code,
1384 force loads of negative constants to be split.
1385 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
1386 Generalize SImode li/neg splitter to cope with other modes.
1388 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1390 * expmed.c: Remove more references to QUEUED in the comments.
1393 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1396 2004-07-13 Richard Henderson <rth@redhat.com>
1397 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
1400 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1402 * tree-dfa.c (make_rename_temp): Work just like
1403 create_tmp_var if called while outside SSA form.
1405 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1407 * expr.c (enqueue_insn, finish_expr_for_function,
1408 protect_from_queue, queued_subexp_p, mark_queue,
1409 emit_insns_enqueued_after_mark, emit_queue,
1410 expand_increment): Remove.
1411 (store_constructor): Expand increment as an assignment.
1412 (expand_expr_real_1 <case PREINCREMENT_EXPR,
1413 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
1414 case POSTDECREMENT_EXPR>): Abort.
1415 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
1416 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
1417 protect_from_queue, emit_queue, queued_subexp_p): Remove.
1418 * function.h (pending_chain, x_pending_chain): Remove.
1419 * rtl.def (QUEUED): Remove.
1421 * emit-rtl.c (copy_insn_1, copy_most_rtx,
1422 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
1423 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
1424 encode_units_mask): Likewise.
1425 * local-alloc.c (equiv_init_varies_p): Likewise.
1426 * rtl.c (copy_rtx): Likewise.
1427 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1428 * simplify-rtx.c (simplify_gen_subreg): Likewise.
1429 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
1431 * builtins.c (expand_builtin, expand_builtin_apply,
1432 expand_builtin_mathfn, expand_builtin_mathfn_2,
1433 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
1434 Remove calls to emit_queue and protect_from_queue.
1435 * calls.c (expand_call, precompute_arguments,
1436 precompute_register_parameters, rtx_for_function_call,
1437 store_one_arg): Likewise.
1438 * dojump.c (do_compare_and_jump, do_jump): Likewise.
1439 * explow.c (memory_address): Likewise.
1440 * expmed.c (clear_by_pieces_1, clear_storage,
1441 clear_storage_via_libcall, emit_group_load,
1442 emit_group_store, emit_store_flag,
1443 expand_expr_real_1, store_by_pieces,
1444 store_constructor, store_expr, try_casesi,
1445 try_tablejump): Likewise.
1446 * function.c (expand_pending_sizes): Likewise.
1447 * optabs.c (emit_cmp_and_jump_insns,
1448 emit_conditional_add, emit_conditional_move,
1449 expand_fix, expand_float, prepare_cmp_insn): Likewise.
1450 * stmt.c (emit_case_bit_tests,
1451 expand_asm_expr, expand_computed_goto,
1452 expand_decl_init, expand_end_case_type,
1453 expand_end_stmt_expr, expand_expr_stmt_value,
1454 expand_return, expand_start_case,
1455 optimize_tail_recursion): Likewise.
1456 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1457 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
1459 2004-07-14 Ben Elliston <bje@au.ibm.com>
1461 * vec.h: Comment fix.
1463 2004-07-13 Richard Henderson <rth@redhat.com>
1465 * target.h (struct gcc_target): Add calls.pass_by_reference.
1466 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
1467 * function.c (pass_by_reference): Use the hook.
1468 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
1469 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
1470 (hook_pass_by_reference_must_pass_in_stack): New.
1471 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
1472 (alpha_pass_by_reference): New.
1473 (TARGET_PASS_BY_REFERENCE): New.
1474 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1475 * config/arc/arc.c (arc_pass_by_reference): New.
1476 (TARGET_PASS_BY_REFERENCE): New.
1477 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1478 (FUNCTION_ARG_CALLEE_COPIES): True.
1479 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
1480 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
1481 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
1482 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1483 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1484 * config/cris/cris.c (cris_pass_by_reference): New.
1485 (TARGET_PASS_BY_REFERENCE): New.
1486 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
1487 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
1488 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1489 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
1490 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1491 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
1492 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
1493 (frv_function_arg_pass_by_reference): Remove.
1494 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1495 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
1496 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
1497 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
1498 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1499 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
1500 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
1501 (ia64_pass_by_reference): Rename from
1502 ia64_function_arg_pass_by_reference.
1503 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1504 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1505 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
1506 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
1507 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
1508 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1509 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1510 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
1511 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
1512 (m32r_pass_by_reference): Adjust prototype. Make static.
1513 Handle mode sizes correctly.
1514 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1515 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
1516 (m68hc11_function_arg_pass_by_reference): Remove.
1517 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1518 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1519 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
1520 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1521 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
1522 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
1523 (mips_va_arg): Use pass_by_reference.
1524 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
1525 Handle mode sizes correctly.
1526 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1527 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1528 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
1529 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
1530 (mmix_pass_by_reference): Rename from
1531 mmix_function_arg_pass_by_reference.
1532 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1533 (FUNCTION_ARG_CALLEE_COPIES): True.
1534 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
1535 (mn10300_pass_by_reference): New.
1536 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1537 (FUNCTION_ARG_CALLEE_COPIES): True.
1538 * config/pa/pa.c (pa_pass_by_reference): New.
1539 (TARGET_PASS_BY_REFERENCE): New.
1540 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1541 (FUNCTION_ARG_CALLEE_COPIES): True.
1542 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
1543 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
1544 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
1545 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1546 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
1547 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
1548 (s390_pass_by_reference): Rename from
1549 s390_function_arg_pass_by_reference.
1550 (s390_function_arg_advance): Don't query pass-by-ref.
1551 (s390_function_arg): Likewise.
1552 (s390_gimplify_va_arg): Use pass_by_reference.
1553 (s390_call_saved_register_used): Likewise.
1554 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1555 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
1556 (shcompact_byref, sh_pass_by_reference): New.
1557 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1558 (SHCOMPACT_BYREF): Remove.
1559 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
1560 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
1561 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
1562 (sparc_gimplify_va_arg): Use pass_by_reference.
1563 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1564 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1565 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
1566 (v850_pass_by_reference): New.
1567 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1568 (FUNCTION_ARG_CALLEE_COPIES): True.
1569 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
1570 FUNCTION_ARG_PASS_BY_REFERENCE docs.
1572 2004-07-14 Richard Henderson <rth@redhat.com>
1573 Richard Sandiford <rsandifo@redhat.com>
1575 * config/mips/mips-protos.h (mips_va_arg): Delete.
1576 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
1577 * config/mips/mips.c: Include tree-gimple.h.
1578 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
1579 (mips_arg_info): Remove special handling of must_pass_in_stck args.
1580 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
1581 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
1583 2004-07-13 Bob Wilson <bob.wilson@acm.org>
1585 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
1586 arguments for COND_EXPR in big-endian adjustment code.
1588 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1590 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
1591 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
1592 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
1593 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
1595 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1597 PR tree-optimization/16443
1598 * tree-ssa-alias.c: Add more description for
1599 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
1600 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
1601 clobbering of call-clobbered and addressable variables. If
1602 there are any before aliases have been computed, add them.
1604 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1606 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
1609 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
1611 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
1612 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
1615 2004-07-13 Per Bothner <per@bothner.com>
1617 * collect2.c (main): Handle --no-demangle and --demangle flags.
1619 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
1621 * Makefile.in (OBJS-common): Add tree-data-ref.o.
1622 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
1623 (tree-data-ref.o): New rule.
1624 * lambda.h: New file.
1625 * tree-data-ref.c: New file.
1626 * tree-data-ref.h: New file.
1627 * tree.c (int_cst_value, tree_fold_gcd): New functions.
1628 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
1630 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1633 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
1634 * config/sparc/sparc.c (output_ubranch): New function.
1635 * config/sparc/sparc.md (jump pattern): Use it.
1637 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1640 * config/sparc/sparc.c (output_cbranch): Properly guard
1641 the code handling far branches with TARGET_V9.
1642 * config/sparc/sparc.md (length attribute): Document the
1643 side-effect of having a length greater or equal to 3.
1645 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1646 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
1649 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
1650 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
1652 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1653 Martin Sebor <sebor@roguewave.com>
1656 * doc/invoke.texi (SPARC options): Document -threads
1657 and -pthreads on Solaris.
1659 2004-07-13 Richard Henderson <rth@redhat.com>
1661 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
1663 (ind_gimplify_va_arg_expr): Remove.
1664 * tree.h (ind_gimplify_va_arg_expr): Remove.
1665 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
1666 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
1669 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
1670 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
1671 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
1672 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
1673 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
1675 2004-07-13 Richard Henderson <rth@redhat.com>
1677 * function.c (pass_by_reference): New.
1678 (assign_parm_find_data_types): Use it.
1679 * calls.c (initialize_argument_information): Likewise.
1680 (emit_library_call_value_1): Likewise.
1681 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1682 * function.h (pass_by_reference): Declare.
1684 2004-07-13 Richard Henderson <rth@redhat.com>
1686 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
1687 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
1688 * expr.h (MUST_PASS_IN_STACK): Remove.
1689 * system.h (MUST_PASS_IN_STACK): Poison.
1690 * tree.h (must_pass_in_stack_var_size): Declare.
1691 (must_pass_in_stack_var_size_or_pad): Declare.
1692 * calls.c (must_pass_in_stack_var_size): New.
1693 (must_pass_in_stack_var_size_or_pad): Rename from
1694 default_must_pass_in_stack.
1695 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
1696 (TARGET_MUST_PASS_IN_STACK): New.
1697 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
1698 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
1699 (TARGET_MUST_PASS_IN_STACK): New.
1700 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
1701 * config/frv/frv.c (frv_must_pass_in_stack): New.
1702 (TARGET_MUST_PASS_IN_STACK): New.
1703 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
1704 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
1705 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
1706 (ix86_must_pass_in_stack): Make static.
1707 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
1708 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
1709 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
1710 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
1711 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
1712 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
1713 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
1714 (mcore_must_pass_on_stack): Remove.
1715 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
1716 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
1717 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
1718 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
1719 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
1720 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
1721 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
1722 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
1723 (TARGET_MUST_PASS_IN_STACK): New.
1724 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
1725 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
1726 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
1727 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
1728 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
1729 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
1730 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
1733 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
1734 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
1735 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
1736 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
1737 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
1738 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
1739 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
1740 config/xtensa/xtensa.c: Use target hook.
1742 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
1744 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
1745 * configure: Rebuilt.
1747 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1749 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
1750 * config/mips/mips.h (mips_reg_names): Don't declare.
1751 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
1752 (TARGET_NAME_REGS): Delete.
1753 (TARGET_SWITCHES): Remove -mrnames.
1754 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
1755 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
1757 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
1758 (override_options): Remove handling of TARGET_NAME_REGS.
1760 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1762 * config/mips/mips.h (TARGET_*): Boolify.
1764 2004-07-12 Nick Clifton <nickc@redhat.com>
1766 * config.gcc: Add sh-*-symbianelf target.
1767 * config/sh/sh.c: Add new target macros:
1768 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
1769 TARGET_CXX_IMPORT_EXPORT_CLASS.
1770 (sh_file_start): Create a definition of the .directive section.
1771 (sh_attribute): Add dllimport and dllexport attributes.
1772 * config/sh/symbian-pre.h: New file.
1773 * config/sh/symbian-post.h: New file.
1774 * config/sh/symbian.c: New file. Contains Symbian specific
1776 * config/sh/sh-protos.h: Add prototypes for new functions
1777 provided by symbian.c.
1778 * config/sh/t-symbian: New file.
1779 * doc/extend.texi: Document support for dllimport and dllexport
1780 attributes by the sh-symbianelf target.
1782 2004-07-12 James E Wilson <wilson@specifixinc.com>
1784 * Makefile.in (AR): Use @AR@ not ar.
1786 (AR_FOR_TARGET): Use $(AR) not ar for native.
1787 (NM_FOR_TARGET): Use $(NM) not nm for native.
1788 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
1789 * configure: Regenerate.
1791 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
1793 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
1795 (ashldi3_sp64): Likewise.
1797 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1800 * pa.c (function_arg): Update comment.
1801 * pa.h (BLOCK_REG_PADDING): Define.
1803 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1805 PR tree-optimization/16461
1806 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
1807 arguments of phi nodes.
1809 2004-07-12 Devang Patel <dpatel@apple.com>
1811 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
1813 2004-07-12 Steve Ellcey <sje@cup.hp.com>
1815 * function.c (expand_function_start): Ensure r_save is in Pmode.
1816 * calls.c (prepare_call_address): Ensure static_chain_value is
1818 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
1819 r_save_area are in Pmode.
1820 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
1821 fnaddr, and static_chain are in Pmode.
1823 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1826 * config/ia64/ia64.c (bundling): Don't count ignored insns.
1828 2004-07-12 Richard Henderson <rth@redhat.com>
1830 * target.h (struct gcc_target): Move gimplify_va_arg_expr
1831 next to build_builtin_va_list.
1832 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
1833 * builtins.c (gimplify_va_arg_expr): Likewise.
1834 * gimplify.c (copy_if_shared_r): Likewise.
1836 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
1838 * passes.c (rest_of_decl_compilation): Don't defer call of
1839 assemble_variable if its DECL_RTL is already set.
1841 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
1843 * cfgloop.h (struct loop): Add nb_iterations field.
1844 (current_loops): Declare.
1845 * tree-chrec.c (chrec_not_analyzed_yet,
1846 chrec_dont_know, chrec_known, count_ev_in_wider_type,
1847 chrec_contains_symbols_defined_in_loop): Remove the temporary
1849 * tree-flow-inline.h (loop_containing_stmt): New function.
1850 * tree-scalar-evolution.c: Add implementation.
1851 * tree-scalar-evolution.h: Add declarations.
1853 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1855 PR rtl-optimization/15921
1856 * Makefile.in (global.o): Add recog.h.
1858 * global.c (recog.h): Add the include-clause.
1859 (bb_info): New member earlyclobber.
1860 (allocate_bb_info, free_bb_info): Initialize/finish the new
1862 (earlyclobber_regclass, earlyclobber_regclass_length): The new
1864 (check_earlyclobber, regclass_intersect,
1865 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
1867 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
1868 (make_accurate_live_analysis): Modify pavin.
1870 2004-07-12 Diego Novillo <dnovillo@redhat.com>
1872 * tree-cfg.c (find_taken_edge): Statically compute the truth
1873 value of a predicate comparing an SSA_NAME to itself.
1875 2004-07-12 Roger Sayle <roger@eyesopen.com>
1877 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
1878 rs6000 doesn't have shift-and-add or shift-and-sub instructions
1879 by returning the cost of a multiplication plus an addition.
1881 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1883 PR tree-optimization/14107
1884 * gimplify.c (gimplify_return_expr): Accept a
1885 RETURN_EXPR with an error argument.
1886 * tree-optimize.c (init_tree_optimization_passes):
1887 Run pass_warn_function_return at -O0.
1889 2004-07-12 Roger Sayle <roger@eyesopen.com>
1891 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
1894 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
1896 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
1897 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1898 * config/mips/3000.md: Add copyright notice. Remove automota and
1899 function units; use generic ones instead. Only define reservations
1900 for things that are different from generic.md. Extend each clause
1902 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
1903 * config/mips/mips.md: Include them. Remove define_function_units.
1904 (alu, imuldiv): New automata and units.
1906 2004-07-12 Ben Elliston <bje@au.ibm.com>
1908 * doc/invoke.texi (Optimize Options): Document -frename-registers
1909 not being enabled by default at -O3.
1911 2004-07-11 Roger Sayle <roger@eyesopen.com>
1913 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
1914 floating point additions, to keep real immediate constant positive.
1915 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
1916 into X + C, and leave positive real constants as X - C.
1918 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1920 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
1922 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1924 PR tree-optimization/15654
1925 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
1927 2004-07-11 Roger Sayle <roger@eyesopen.com>
1929 * builtins.c (fold_builtin_fputs): Don't bother converting the
1930 return type to integer_type_node, as we've already checked that
1931 the result will be ignored.
1933 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
1934 that signed addition, subtraction, multiplication, division,
1935 remainder, negation and absolute value may potentially trap.
1937 * fold-const.c (fold_ignored_result): New function to strip
1938 non-side-effecting tree nodes from an expression whose result
1940 (fold_convert): Call fold_ignored_result when casting a value
1942 (omit_one_operand): Call fold_ignored_result on the "omitted"
1943 operand when building a COMPOUND_EXPR.
1944 (pedantic_omit_one_operand): Likewise.
1945 * tree.h (fold_ignored_result): Prototype here.
1946 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
1947 when we're going to ignore the result.
1949 2004-07-11 Richard Henderson <rth@redhat.com>
1952 * tree-ssa-ccp.c (fold_stmt_r): Split out...
1953 * tree.c (fields_compatible_p, find_compatible_field): ... new.
1954 * tree.h (fields_compatible_p, find_compatible_field): Declare.
1955 * tree-sra.c (sra_hash_tree): Hash fields by offset.
1956 (sra_elt_eq): Use fields_compatible_p.
1957 (generate_one_element_ref): Use find_compatible_field.
1959 2004-07-11 Richard Henderson <rth@redhat.com>
1962 * tree-sra.c (generate_one_element_init): New.
1963 (generate_element_init): Use it.
1964 (scalarize_init): Push/pop gimplify context around it.
1965 (find_new_referenced_vars_1, find_new_referenced_vars): New.
1966 * gimplify.c (gimplify_expr): Allow SSA_NAME.
1968 2004-07-11 Roger Sayle <roger@eyesopen.com>
1970 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
1971 combine.c's combine_insn_cost.
1972 * rtl.h (insn_rtx_cost): Prototype here.
1973 * combine.c (combine_insn_cost): Delete function.
1974 (combine_validate_cost): Update callers of combine_insn_cost to
1975 call insn_rtx_cost instead.
1976 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
1977 requesting the rtx_cost of call and/or jump instructions.
1979 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
1980 rtx_cost directly. Don't request/use the cost of call or jump
1981 instructions. Return -1 if the cost of any instruction can't be
1982 determined (or the BB contains a function call).
1983 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
1984 -1 (i.e. can't determine the cost of any instruction or the basic
1985 block contains a subroutine call).
1986 (find_if_case_2): Likewise.
1988 2004-07-11 Roger Sayle <roger@eyesopen.com>
1990 * rs6000.c (struct processor_costs): Change semantics of fields to
1991 include the COST_N_INSNS scaling, and update all initializers.
1992 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1993 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1994 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
1995 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1997 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1999 * LANGUAGES: Remove obsolete information.
2001 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2003 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
2004 SIGBUS signal frames, the PSW address points *to* the faulting
2005 instruction, not after it.
2007 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2009 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
2010 added to TLS symbol addresses.
2012 2004-07-11 Richard Henderson <rth@redhat.com>
2014 * expmed.c (init_expmed): Use stack-local structures for
2015 temporary rtl. Don't recognize shifts.
2017 2004-07-11 Richard Henderson <rth@redhat.com>
2019 * expr.c (store_expr): Don't fiddle subreg promotion for types
2020 with precision smaller than the mode.
2022 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2024 * tree.h (all_types_permanent): Remove.
2026 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2028 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
2029 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
2030 * langhooks.c (lhd_clear_binding_stack): Remove.
2031 * langhooks-def.h (lhd_clear_binding_stack,
2032 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
2033 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
2034 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
2035 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
2036 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
2037 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
2038 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
2039 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
2040 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
2041 * tree.h (poplevel): Don't declare.
2042 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
2043 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
2044 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
2045 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
2048 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2050 PR tree-optimization/16437
2051 * c-common.c (shorten_compare): Don't mark result of conversion to
2052 narrower signed type as overflowing.
2053 * fold-const.c (decode_field_reference): Determine whether
2054 signedness comes from outer type using precision rather than size.
2056 2004-07-11 Phil Edwards <phil@codesourcery.com>
2058 * configure.ac: Alphabetize --enable-checking list, add
2059 missing valgrind entry.
2060 * configure: Regenerate.
2062 2004-07-11 Phil Edwards <phil@codesourcery.com>
2064 * doc/install.texi (Testing): Fix syntax in "make check" example.
2066 2004-07-10 James E Wilson <wilson@specifixinc.com>
2068 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
2070 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2072 PR rtl-optimization/16001
2073 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
2076 2004-07-10 Geoffrey Keating <geoffk@apple.com>
2078 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
2080 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
2081 James Morrison <phython@gcc.gnu.org>
2083 * doc/contrib.texi (Contributors): Add gfortran contributors and
2084 fix a couple of typos.
2086 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2088 PR rtl-optimization/15387
2089 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
2090 to incoming args space correctly.
2092 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2094 * pa.c (output_indirect_call): Only use %r2 as the link register in
2095 indirect calls with the long PA 2.0 pc-relative branch.
2097 2004-07-10 Daniel Jacobowitz <dan@debian.org>
2099 * config/i386/i386.c (override_options): Pick a 64-bit CPU
2100 for the default tuning if TARGET_64BIT.
2102 2004-07-10 Richard Henderson <rth@redhat.com>
2104 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
2105 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
2107 2004-07-10 Jakub Jelinek <jakub@redhat.com>
2109 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
2110 * expmed.c (store_bit_field, extract_bit_field): Remove last
2112 * builtins.c (expand_builtin_signbit): Adjust callers.
2113 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
2114 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
2115 * ifcvt.c (noce_emit_move_insn): Likewise.
2116 * stmt.c (expand_return): Likewise.
2117 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
2118 store_field, expand_expr_real_1): Likewise.
2120 2004-07-10 Richard Henderson <rth@redhat.com>
2122 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
2124 2004-07-09 Mike Stump <mrs@apple.com>
2126 * config/darwin.c (no_dead_strip): Add.
2127 (HAVE_DEAD_STRIP): Add.
2128 (darwin_emit_unwind_label): Ensure that we don't dead code strip
2131 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2133 * tree-ssa-loop-im.c: New file.
2134 * Makefile.in (tree-ssa-loop-im.o): Add.
2135 * cfgloop.c (superloop_at_depth): New function.
2136 * cfgloop.h (superloop_at_depth): Declare.
2137 * common.opt (ftree-lim): New flag.
2138 * expr.c (array_ref_up_bound): New function.
2139 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
2140 * timevar.def (TV_LIM): New timevar.
2141 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
2142 computing immediate uses of a phi node.
2143 * tree-flow.h (struct tree_ann_common_d): Add aux field.
2144 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
2145 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
2146 * tree-pass.h (pass_lim): Declare.
2147 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
2149 (pass_lim): New pass structure.
2150 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
2151 * tree.c (in_array_bounds_p): New function.
2152 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
2153 (in_array_bounds_p, array_ref_up_bound): Declare.
2154 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
2155 * doc/passes.texi (tree-ssa-loop-im.c): Document.
2157 2004-07-09 Richard Henderson <rth@redhat.com>
2159 * builtins.c (expand_builtin_stpcpy): Don't modify len.
2161 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
2164 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
2166 * flags.h: Delete redundant prototypes that are being generated
2167 in options.h from common.opt.
2168 * common.opt: Add in the expository comments formerly in flags.h.
2170 2004-07-09 Jan Beulich <jbeulich@novell.com>
2172 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
2173 available for use only when TARGET_MMX/_SSE is set, and check for
2174 variable argument function if any register count is non-zero.
2175 (function_arg): Correctly suppress repeated warnings for passing SSE
2176 vectors are arguments without SSE enabled.
2177 (ix86_function_arg_boundary): Without SSE enabled, the use of what
2178 would be SSE register modes does no longer influence the alignment.
2180 2004-07-09 Richard Henderson <rth@redhat.com>
2182 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
2183 Always align upward to arg boundary. Use size_in_bytes/round_up.
2184 Maintain type-correctness of constants.
2185 * stor-layout.c (round_up, round_down): Special-case powers of 2.
2187 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
2189 * config/sparc/sparc.c (*_costs): Scale instruction costs
2191 (sparc_rtx_costs): Adjust as appropriate.
2193 2004-07-09 Jan Beulich <jbeulich@novell.com>
2195 * config/i386/mm3dnow.h: New.
2196 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
2198 2004-07-09 Richard Henderson <rth@redhat.com>
2200 * simplify-rtx.c (simplify_const_relational_operation): Only
2201 look at bounds of scalar integers.
2203 2004-07-09 Jan Beulich <jbeulich@novell.com>
2205 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
2207 2004-07-09 Andrew Pinski <apinski@apple.com>
2209 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
2211 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
2212 UOBJC_METACLASS_decl.
2214 2004-07-09 James E Wilson <wilson@specifixinc.com>
2217 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
2218 do return a parallel if hfa_mode == XFmode and mode == TImode.
2220 2004-07-09 Jan Beulich <jbeulich@novell.com>
2222 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
2223 permissible for unary plus.
2225 2004-07-09 Jan Beulich <jbeulich@novell.com>
2227 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
2228 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
2229 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
2230 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
2231 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
2232 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
2233 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
2234 (BUILTIN_xxxIMAX): New.
2235 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
2236 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
2237 BUILT_IN_PARITYIMAX.
2239 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
2241 * config/sparc/sparc.h (processor_costs): Define.
2242 (sparc_costs): Declare.
2243 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
2244 hypersparc_costs, sparclet_costs, ultrasparc_costs,
2245 ultrasparc3_costs): New.
2246 (sparc_override_options): Set sparc_costs as appropriate.
2247 (sparc_rtx_costs): Use sparc_costs instead of messy
2250 2004-07-09 Steven Bosscher <stevenb@suse.de>
2252 * doc/md.texi (Processor pipeline description): Mention that
2253 the old pipeline description is deprecated.
2255 * config/rs6000/7450.md (automaton ppc7450): Split up, move
2256 mciu_7450 function unit to...
2257 (automaton ppc7450mciu): ...new automaton.
2259 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
2260 (schedule_block): Don't consider inserting bubbles.
2261 (sched_init): Don't initialize DFA bubbles.
2262 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
2263 TARGET_SCHED_DFA_BUBBLE): Remove.
2264 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
2265 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
2266 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
2268 * stmt.c (conditional_context): Remove prototype.
2269 * tree.h (conditional_context): Remove.
2270 * tree-cfg.c (pre_insert_on_edge): Remove.
2272 * c-common.h (c_expand_asm_operands): Remove prototype.
2273 * c-typeck.c (c_expand_asm_operands): Remove.
2275 2004-07-09 Jan Beulich <jbeulich@novell.com>
2277 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
2278 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
2279 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
2280 and V8QI are class SSE. All sufficiently small remaining vector modes
2281 must be passed in one or two integer registers.
2282 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
2284 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
2285 __builtin_ia32_pmuludq128 have non-uniform argument and return types
2286 and must thus be handled explicitly.
2287 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
2289 (movv8qi_internal, movv4hi_internal, movv2si_internal,
2290 movv2sf_internal): Permit moving between MMX and XMM registers (since
2291 MMX areguments and return values are passed in XMM registers).
2292 (sse2_umulsidi3): Correct type and mode.
2294 2004-07-09 Richard Henderson <rth@redhat.com>
2296 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
2298 2004-07-09 Eric Christopher <echristo@redhat.com>
2300 * config/rs6000/40x.md: Split into two automatons.
2302 2004-07-09 Zack Weinberg <zack@codesourcery.com>
2303 Andrew Pinski <apinski@apple.com>
2305 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
2306 on when we have more than one input file.
2307 (c_common_parse_file): Restore loop over all input files.
2308 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
2310 * c-decl.c (set_type_context): New function.
2311 (pop_scope): Use it to set context of types. When we
2312 encounter a TYPE_DECL, set the context of the attached type too.
2313 (pop_file_scope): Don't call cpp_undef_all here.
2314 (diagnose_mismatched_decls): Do not complain about a second
2315 definition of an 'extern inline' function if it's not in the
2316 same translation unit. Do not complain about inline
2317 declaration after use if the use was in a different
2319 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
2320 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
2322 (pushdecl_top_level): Likewise.
2323 (grokdeclarator): Clarify what is going on with setting
2324 DECL_EXTERNAL on function types, a little.
2325 (c_write_global_declarations): Don't do anything if
2326 -fsyntax-only or errors have been encountered.
2328 2004-07-09 Zack Weinberg <zack@codesourcery.com>
2330 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
2332 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2335 * pa.c (output_indirect_call): Use %r2 as the link register when
2336 calling $$dyncall with a pc-relative branch.
2338 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
2340 * doc/install.texi (Binaries): Mention OpenPKG.
2342 2004-07-09 Diego Novillo <dnovillo@redhat.com>
2344 Fix PR tree-optimization/15555
2345 * tree-dfa.c (dump_variable): If the variable is a pointer
2346 SSA_NAME, also dump its points-to information.
2347 * tree-flow.h (struct ptr_info_def): Add field
2349 (dump_points_to_info_for): Declare.
2350 (debug_points_to_info_for): Declare.
2351 * tree-optimize.c (init_tree_optimization_passes): Add a
2352 second alias analysis pass after DOM2.
2353 Move pass_del_pta to a later spot.
2354 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
2355 create a name tags when we find a dereferenced pointer. Just
2356 mark the pointer dereferenced.
2357 (collect_points_to_info_for): Move code to clear points-to
2358 information to create_name_tags.
2359 (create_name_tags): New function.
2360 (compute_flow_sensitive_aliasing): Call it.
2361 (setup_pointers_and_addressables): Mark type tags for renaming
2363 (create_memory_tag): ... here.
2364 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
2365 (dump_points_to_info_for): Declare extern.
2366 (debug_points_to_info_for): New function.
2368 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
2370 * config/arc/arc.md: Switch to DFA-based scheduler description.
2371 * config/arc/arc.c: Switch to DFA-based scheduler description.
2373 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2375 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
2378 2004-07-09 Richard Henderson <rth@redhat.com>
2380 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
2381 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2382 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
2383 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2385 * config/v850/v850-protos.h (v850_va_arg): Remove.
2386 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2387 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
2388 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
2389 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
2390 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
2392 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2395 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
2396 and DImode to use +/-4k offset.
2398 2004-07-09 Richard Henderson <rth@redhat.com>
2400 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
2402 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2403 (xstormy16_gimplify_va_arg_expr): Rewrite from
2404 xstormy16_expand_builtin_va_arg.
2405 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
2407 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
2408 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
2410 * config/sh/sh-protos.h (sh_va_arg): Remove.
2411 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2412 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
2413 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
2415 * config/pa/pa-protos.h (hppa_va_arg): Remove.
2416 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2417 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
2418 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2420 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
2421 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2422 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
2423 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
2425 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2427 * config/sparc/sparc.md (return): Rewrite length formula.
2428 * config/sparc/sparc.c (output_return): Pass 1 as 5th
2429 argument to final_scan_insn when in a delay slot.
2430 (output_sibcall): Likewise.
2432 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2434 * arm.c (arm_cpp_interwork): New variable.
2435 (arm_override_options): Set it if TARGET_INTERWORK was on the command
2437 * arm.h (arm_cpp_interwork): Declare it.
2438 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
2439 __THUMB_INTERWORK__ in the preprocessor.
2441 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
2443 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
2445 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2448 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
2449 Override default settings to account for -m32 and -m64.
2451 2004-07-08 Randolph Chung <tausq@debian.org>
2453 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
2455 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
2457 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
2458 before comparing it as such.
2460 2004-07-08 Richard Henderson <rth@redhat.com>
2462 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
2463 temporary. Use bit arithmetic to align.
2465 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
2467 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
2468 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
2469 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
2470 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
2471 add_labels_and_missing_jumps, find_jump_block,
2472 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
2474 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
2475 link_btr_uses, move_btr_def): Likewise.
2476 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
2477 expand_builtin_expect_jump): Likewise.
2478 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
2479 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2480 * cfganal.c (forwarder_block_p): Likewise.
2481 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
2482 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
2483 find_bb_boundaries): Likewise.
2484 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2485 merge_blocks_move_predecessor_nojumps,
2486 merge_blocks_move_successor_nojumps, insns_match_p,
2487 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2488 try_optimize_cfg): Likewise.
2489 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
2490 * cfglayout.c (skip_insns_after_block, label_for_bb,
2491 record_effective_endpoints, insn_locators_initialize,
2492 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
2493 * cfgmainloop.c (create_loop_notes): Likewise.
2494 * cfgrtl.c (delete_insn, delete_insn_chain,
2495 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
2496 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
2497 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2498 redirect_branch_edge, force_nonfallthru_and_redirect,
2499 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
2500 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
2501 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
2502 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
2503 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
2504 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
2505 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
2506 * combine.c (combine_instructions, can_combine_p, try_combine,
2507 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
2508 distribute_notes, distribute_links, insn_cuid): Likewise.
2509 * cse.c (fold_rtx, cse_insn, cse_around_loop,
2510 invalidate_skipped_block, cse_set_around_loop,
2511 cse_end_of_basic_block, cse_main, cse_basic_block,
2512 cse_condition_code_reg): Likewise.
2513 * cselib.c (cselib_process_insn): Likewise.
2514 * ddg.c (create_ddg): Likewise.
2515 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
2517 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2518 gen_label_die, dwarf2out_var_location): Likewise.
2519 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
2520 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
2521 last_call_insn, active_insn_p, next_label, prev_label,
2522 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
2523 add_insn_before, remove_insn, add_function_usage_to,
2524 reorder_insns, find_line_note, remove_unnecessary_notes,
2525 emit_insn_after_1, classify_insn): Likewise.
2526 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
2527 connect_post_landing_pads, sjlj_mark_call_sites,
2528 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
2529 can_throw_internal, can_throw_external, set_nothrow_function_flags,
2530 convert_to_eh_region_ranges): Likewise.
2531 * explow.c (optimize_save_area_alloca): Likewise.
2532 * expr.c (expand_expr_real): Likewise.
2533 * final.c (insn_current_reference_address, compute_alignments,
2534 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
2535 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
2536 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
2537 propagate_block_delete_insn, propagate_one_insn,
2538 init_propagate_block_info, propagate_block, libcall_dead_p,
2539 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
2541 * function.c (instantiate_virtual_regs, reorder_blocks_1,
2542 expand_function_start, expand_function_end, contains,
2543 thread_prologue_and_epilogue_insns,
2544 reposition_prologue_and_epilogue_notes): Likewise.
2545 * gcse.c (constprop_register, bypass_conditional_jumps,
2546 insert_insn_end_bb, gcse_after_reload): Likewise.
2547 * genemit.c (gen_expand, gen_split): Likewise.
2548 * genpeep.c (gen_peephole, main): Likewise.
2549 * global.c (build_insn_chain): Likewise.
2550 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
2551 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
2552 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
2553 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
2554 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
2555 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
2556 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
2557 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
2558 dead_or_predicable): Likewise.
2559 * integrate.c (try_constants): Likewise.
2560 * jump.c (rebuild_jump_labels, cleanup_barriers,
2561 purge_line_number_notes, init_label_info, mark_all_labels,
2562 squeeze_notes, get_label_before, get_label_after,
2563 reversed_comparison_code_parts, simplejump_p, pc_set,
2564 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
2565 delete_barrier, delete_prior_computation, delete_computation,
2566 delete_related_insns, delete_for_peephole, redirect_jump):
2568 * lcm.c (optimize_mode_switching): Likewise.
2569 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
2571 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
2572 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
2573 * loop-iv.c (simplify_using_assignment): Likewise.
2574 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
2575 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
2576 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
2577 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
2578 check_insn_for_givs, check_final_value, update_giv_derive,
2579 basic_induction_var, product_cheap_p, check_dbra_loop,
2580 loop_insn_first_p, last_use_this_basic_block,
2581 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
2582 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
2583 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
2584 sms_schedule_by_order): Likewise.
2585 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
2586 * postreload.c (reload_cse_simplify_operands, reload_combine,
2587 reload_cse_move2add): Likewise.
2588 * predict.c (can_predict_insn_p, estimate_probability,
2589 expected_value_to_br_prob, process_note_predictions): Likewise.
2590 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
2591 * profile.c (branch_prob): Likewise.
2592 * ra-build.c (live_out_1, livethrough_conflicts_bb,
2593 detect_webs_set_in_cond_jump): Likewise.
2594 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
2595 ra_print_rtl_with_bb): Likewise.
2596 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
2597 * recog.c (next_insn_tests_no_inequality, find_single_use,
2598 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
2599 * reg-stack.c (next_flags_user, record_label_references,
2600 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
2601 compensate_edge, convert_regs_1): Likewise.
2602 * regclass.c (scan_one_insn): Likewise.
2603 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2604 regmove_optimize, fixup_match_1, single_set_for_csa,
2605 combine_stack_adjustments_for_block): Likewise.
2606 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
2607 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
2608 find_equiv_reg): Likewise.
2609 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
2610 reload_as_needed, emit_input_reload_insns, do_output_reload,
2611 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
2613 * reorg.c (find_end_label, emit_delay_sequence,
2614 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
2615 get_jump_flags, rare_destination, mostly_true_jump,
2616 try_merge_delay_insns, redundant_insn, own_thread_p,
2617 fill_simple_delay_slots, fill_slots_from_thread,
2618 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
2619 dbr_schedule): Likewise.
2620 * resource.c (find_basic_block, next_insn_no_annul,
2621 find_dead_or_set_registers, mark_target_live_regs): Likewise.
2622 * rtl.h (RTX_PREV): Likewise.
2623 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
2624 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
2625 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
2626 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
2627 tablejump_p, computed_jump_p, insns_safe_to_move_p,
2628 find_first_parameter_load, can_hoist_insn_p): Likewise.
2629 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
2630 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
2631 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
2632 schedule_ebbs): Likewise.
2633 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
2634 is_conditionally_protected, can_schedule_ready_p,
2635 add_branch_dependences, debug_dependencies): Likewise.
2636 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
2638 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
2639 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
2640 set_dominates_use, ujump_to_loop_cont): Likewise.
2641 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
2642 * varasm.c (output_constant_pool_1): Likewise.
2644 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2646 * tree-scalar-evolution.c: New file.
2647 * tree-scalar-evolution.h: New file.
2648 * tree-ssa-loop-niter.c: New file.
2649 * Makefile.in (SCEV_H): New.
2650 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
2651 * cfgloop.h (struct loop): Add bounds field.
2652 * tree-flow.h (struct tree_niter_desc): New type.
2653 (number_of_iterations_cond, number_of_iterations_exit,
2654 loop_niter_by_eval, find_loop_niter_by_eval,
2655 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
2656 free_numbers_of_iterations_estimates): Declare.
2657 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
2658 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
2659 * doc/invoke.texi (max-iterations-to-track): Document.
2661 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
2663 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
2664 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
2665 (MODE_AFTER): Add cast appropriately.
2666 * config/sh/sh.md (movdi splitter): Likewise.
2667 (casesi_worker_2): Add const qualifier appropriately.
2668 (eh_return): Remove unused variable.
2669 (insv): Initialize v;
2671 2004-07-08 Richard Henderson <rth@redhat.com>
2673 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
2674 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2675 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
2676 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
2677 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
2679 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
2680 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2681 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
2682 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
2684 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
2685 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2686 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
2687 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
2689 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
2690 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2691 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
2692 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
2694 * config/i860/i860-protos.h (i860_va_arg): Remove.
2695 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2696 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
2697 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
2699 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2701 * system.h: Prototype getpagesize if missing.
2702 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
2703 * configure: Regenerate.
2704 * config.in: Regenerate.
2706 2004-07-08 Richard Henderson <rth@redhat.com>
2708 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
2709 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2710 (fr30_gimplify_va_arg_expr): New.
2711 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
2712 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
2714 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
2717 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
2718 of asm_noperands result.
2720 2004-07-08 Richard Henderson <rth@redhat.com>
2722 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
2723 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2724 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
2725 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
2727 2004-07-08 Richard Henderson <rth@redhat.com>
2729 * builtins.c (ind_gimplify_va_arg_expr): New.
2730 * tree.h (ind_gimplify_va_arg_expr): Declare.
2731 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
2733 2004-07-08 Jan Beulich <jbeulich@novell.com>
2735 * expmed.c (extract_bit_field): Correct condition to use vec_extract
2736 patterns also on vector elements other than the first one.
2737 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
2740 2004-07-08 Geoffrey Keating <geoffk@apple.com>
2742 * config/rs6000/darwin-ldouble.c: Correct reference
2743 to the Linnainmaa paper.
2745 2004-07-08 Richard Henderson <rth@redhat.com>
2747 * config/arc/arc-protos.h (arc_va_arg): Remove.
2748 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2749 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
2750 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2752 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
2753 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2754 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
2755 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
2757 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2759 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
2761 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2763 * c-decl.c (static_ctors, static_dtors): Make static.
2764 (pop_file_scope): Call c_common_write_pch and
2765 cgraph_finalize_compilation_unit here.
2766 (build_cdtor): Moved here from c-objc-common.c; simplify.
2767 (c_write_global_declarations_1): Clarify comment.
2768 (c_write_global_declarations): Close the external scope before
2769 doing anything else. Call build_cdtor, cgraph_optimize, and
2770 mudflap_finish_file here.
2771 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
2773 * c-objc-common.c: No need to include cgraph.h.
2774 (build_cdtor): Moved to c-decl.c.
2775 (c_objc_common_finish_file): Delete.
2776 * c-tree.h: Update to match.
2777 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
2778 (generate_static_references): Set TREE_USED before calling finish_decl.
2779 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
2780 on the static_instances_decl.
2782 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2784 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
2785 decls when there is only one input translation unit.
2786 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
2787 change of 2004-07-05; do not treat declarations with
2788 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
2789 * opts.c (cur_in_fname): Delete.
2791 * tree.c: Revert changes of 2004-07-05; no special treatment
2792 for TRANSLATION_UNIT_DECLs.
2793 * Makefile.in (tree.o): Update dependencies.
2795 2004-07-08 Roger Sayle <roger@eyesopen.com>
2797 * builtins.c (fold_builtin_strcpy): Merge functionality from
2798 simplify_builtin_strcpy. Add additional len argument. No longer
2799 static. Remove function prototype.
2800 (fold_builtin_strncpy): Likewise integrate functionality from
2801 simplify_builtin_strncpy. Add additional slen argument. No
2802 longer static. Remove function prototype.
2803 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
2804 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
2805 types of "ignore" and "unlocked" parameters to bool.
2806 (fold_builtin_1): Add additional ignore argument. Call renamed
2807 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
2808 builtins. Update arguments to fold_builtin_strncpy and
2809 fold_builtin_strcpy. Add function prototype.
2810 (fold_builtin): Add additional Boolean ignore argument to pass
2812 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
2813 and fold_builtin_strncpy instead of simplify_builtin_fputs,
2814 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
2816 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
2817 simplify_builtin_strncpy): Delete function prototypes.
2818 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
2819 fold_builtin_strncpy): Add function prototypes here.
2820 (fold_builtin): Update function prototype with new "bool ignore".
2822 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
2823 (ccp_fold_builtin): Update call to fold_builtin. Call
2824 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
2825 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
2826 simplify_builtin_strncpy respectively.
2827 * fold-const.c (fold): Update call to fold_builtin.
2829 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2831 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
2834 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
2835 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
2836 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
2837 * calls.c: Remove ifdefs of macros above.
2838 * functions.c: Likewise.
2841 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2843 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
2844 (arch attribute): Delete.
2845 (current_function_calls_alloca attribute): Rename into calls_alloca.
2846 (calls_eh_return): New attribute.
2847 (leaf_function): Likewise.
2848 (length attribute): Fix formula for sibcalls.
2849 (return insn): Correctly compute the 'length' attribute.
2850 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
2852 2004-07-08 Richard Henderson <rth@redhat.com>
2854 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
2855 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
2856 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
2857 * tree-eh.c (lower_eh_constructs_1): Likewise.
2858 * tree-sra.c (sra_walk_modify_expr): Likewise.
2859 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2860 (eliminate_unnecessary_stmts): Likewise.
2861 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2862 * tree-tailcall.c (optimize_tail_call): Likewise.
2863 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
2865 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2866 Jakub Jelinek <jakub@redhat.com>
2868 * config/i386/i386.c (override_options): Enable
2869 SSE prefetches with -mtune, as long as we are
2870 compiling for i686 or higher. All i686 processors
2871 accept SSE prefetches as NOPS, some i586's don't.
2873 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2876 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
2878 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2880 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
2881 the handling of clobbering ASM_EXPRs.
2883 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2886 * config/sparc/sparc.c (function_value): In 64-bit mode,
2887 return the aggregates larger than 16 bytes like unions.
2889 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2892 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
2893 'temp' is zero, generate new pseudos as needed and emit the
2894 sequence of insns in single-assignment form. Resync comments
2896 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
2897 function before reload.
2899 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
2901 * vec.c (vec_assert_fail): Remove duplicate 'function'.
2903 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
2905 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
2906 Allocation is signed.
2907 (VEC_reserve): Return flag, allocation is signed.
2909 2004-07-08 Richard Henderson <rth@redhat.com>
2911 * tree-ssa-ccp.c (fold_stmt): Get type directly from
2912 OBJ_TYPE_REF_OBJECT.
2914 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
2915 Neil Booth <neil@daikokuya.co.uk>
2919 * c-decl.c (finish_struct): Ensure bit-fields are given the
2921 * c-common.c (c_common_signed_or_unsigned_type): For C, require
2922 the precision to match as well as the mode.
2923 * expr.c (reduce_to_bit_field_precision): New function.
2924 (expand_expr_real_1): Reduce expressions of bit-field type to
2926 * langhooks.h (reduce_bit_field_operations): New hook.
2927 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2929 * c-lang.c, objc/objc-lang.c
2930 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
2931 * objc/objc-act.c (check_ivars): Convert types to bit-field types
2933 * tree.c (build_nonstandard_integer_type): New function.
2934 * tree.h (build_nonstandard_integer_type): New prototype.
2935 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
2936 conversions between integer and boolean types as useless.
2938 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2940 * c-common.c (c_common_nodes_and_builtins): Do not
2941 create __builtin_ptrdiff_t and __builtin_size_t.
2943 2004-07-08 Andrew Pinski <apinski@apple.com>
2945 * Makefile.in (libbackend.o): Add -combine to the gcc
2948 2004-07-08 Nick Clifton <nickc@redhat.com>
2950 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
2953 2004-07-08 Richard Henderson <rth@redhat.com>
2955 * except.c (expand_eh_region_start, expand_eh_region_end,
2956 expand_eh_handler, expand_eh_region_end_cleanup,
2957 expand_start_all_catch, expand_start_catch, expand_end_catch,
2958 expand_end_all_catch, expand_eh_region_end_allowed,
2959 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
2960 expand_eh_region_end_fixup): Remove.
2961 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
2962 cleanups, outer_cleanups, label_chain, exception_region.
2963 (struct goto_fixup): Remove stack_level, cleanup_list_list.
2964 (struct label_chain): Remove.
2965 (struct stmt_status): Remove x_stack_block_stack.
2966 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
2967 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
2968 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
2969 end_cleanup_deferral, last_cleanup_this_contour,
2970 containing_blocks_have_cleanups_or_stack_level,
2971 any_pending_cleanups): Remove.
2972 (expand_null_return_1): Take no arguments.
2973 (expand_label, expand_naked_return, expand_return,
2974 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
2975 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
2976 expand_end_case_type): Don't use any of them.
2977 * calls.c (expand_call): Likewise.
2978 * dojump.c (do_jump): Likewise.
2979 * function.c (expand_function_end): Likewise.
2980 * expr.c (store_expr, expand_expr_real_1): Likewise.
2981 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
2982 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
2983 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
2984 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
2985 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
2986 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
2987 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
2988 for WITH_CLEANUP_EXPR.
2989 (gimple_push_cleanup): Likewise.
2990 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2991 * print-tree.c (print_node): Likewise.
2992 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2993 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2994 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2995 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2996 (GOTO_SUBROUTINE_EXPR): Remove.
2997 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2998 (DECL_TOO_LATE): Remove.
2999 * except.h, tree.h: Update decls.
3001 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3003 * explow.c (optimize_save_area_alloca): Do not accept parameters.
3004 * passes.c (rest_of_handle_final): Handle symout.
3005 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
3007 (rest_of_handle_sched): Break out SMS. Remove ifs for
3008 flag_schedule_insns and flag_modulo_sched.
3009 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
3011 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
3012 (rest_of_handle_partition_blocks, rest_of_handle_sms,
3013 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
3014 rest_of_handle_mode_switching, rest_of_handle_jump,
3015 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
3016 rest_of_handle_jump2, rest_of_handle_postreload,
3017 rest_of_handle_flow2, rest_of_clean_state,
3018 rest_of_handle_shorten_branches,
3019 rest_of_handle_prologue_epilogue,
3020 rest_of_handle_branch_target_load_optimize): New.
3021 (rest_of_compilation): Call the above. Remove ggc_collect
3022 calls moved to rest_of_handle_*.
3023 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
3025 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
3026 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
3027 * except.h (set_nothrow_function_flags): Update comment.
3028 * function.c (current_function_nothrow): Remove.
3029 * output.h (current_function_nothrow): Remove.
3030 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
3031 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
3033 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3036 * reorg.c: Revert 2004-06-30 change.
3037 (find_end_label): If HAVE_epilogue and !HAVE_return,
3038 return 0 instead of creating a label at the end of the insn chain.
3039 (optimize_skip): Account for the failure mode of find_end_label.
3040 (fill_simple_delay_slots): Likewise.
3041 (fill_slots_from_thread): Likewise.
3042 (relax_delay_slots): Likewise.
3044 2004-07-08 Diego Novillo <dnovillo@redhat.com>
3046 * tree-flow.h (addressable_vars): Declare.
3047 * tree-ssa-alias.c (addressable_vars): Define.
3048 (setup_pointers_and_addressables): Add addressable variables
3049 to addressable_vars.
3050 * tree-ssa-operands.c (get_stmt_operands): Move
3051 handling of ASM_EXPRs ...
3052 (get_asm_expr_operands): ... here.
3053 When the ASM_EXPR clobbers memory, also clobber addressable
3055 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
3056 (delete_tree_ssa): Reset addressable_vars.
3058 2004-07-07 Jan Beulich <jbeulich@novell.com>
3059 Richard Henderson <rth@redhat.com>
3061 * varasm.c (assemble_variable): Use assemble_zeros for
3062 zero-initialized variables.
3063 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
3064 for SECCAT_BSS and SECCAT_TBSS.
3066 2004-07-07 Jan Beulich <jbeulich@novell.com>
3068 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
3070 * expmed.c (emit_store_flag): Also special-case double-word
3071 (in-)equality comparison against -1.
3073 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
3074 passing arguments the containers for which are registers.
3076 * calls.c (emit_library_call_value_1): Use mode of function parameter
3077 rather than that of argument since constants have none.
3079 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
3081 Introduce H8SX support.
3082 * expr.c (expand_strcpy): Renamed and moved to...
3083 * builtins.c (expand_movstr): ... here. Tweak.
3084 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
3085 computed or has side effects.
3086 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
3087 unused, or if mempcpy fails. Adjust the return value in the
3088 latter case. Use movstr if everything else fails.
3089 * doc/md.texi (movstr): Document.
3090 (movmemM, clrmemM): Fix explanation of memory block operands.
3091 * config/h8300/h8300.md (stpcpy): Renamed to...
3092 (movstr): ... this. Adjust.
3093 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3094 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
3095 movmem* and clrstr* to clrmem*.
3096 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
3097 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
3098 GENERAL_REGS, always.
3099 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
3100 getting the stack pointer as addr.
3101 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
3102 from general_operand_dst.
3103 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
3105 (movmd_internal): ... this. Add modes to operands. Disparage `D'
3106 instead of requiring it to match only before reload.
3107 (stpcpy_internal_normal): New, normal-mode variant of...
3108 (stpcpy_internal): ... this. Add modes to operands. Disparage
3109 `D' instead of requiring it to match only before reload.
3110 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
3112 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
3113 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
3115 * config/h8300/h8300.md (attr type): Add call.
3116 (attr can_delay): If type is call, set it no.
3117 (call, call_value): Set type to call.
3118 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
3119 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
3120 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
3121 * tree.c (get_narrower): Don't narrow integral types into
3123 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
3124 frame_size *before* the first use.
3125 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
3127 (peephole2): Don't widen instructions that push SP. Move
3128 decrement of SP to the end of all stm-generating peepholes.
3129 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
3130 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
3131 and OR to set it to all ones.
3132 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
3133 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
3134 (call, call_value): Set can_delay to "no".
3135 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
3136 * config/h8300/h8300.md (extzv): Make subreg check more robust.
3137 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3138 * config/h8300/h8300.md (*brabit): Remove.
3139 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
3140 zero_extract. Use bit_memory_operand as the predicate for
3141 operand 1 and 'WU' as the constraint. Check the difference
3142 between the base length and the final one when deciding which
3143 type of branch to use.
3144 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3145 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
3146 Use convert_move to extend the result for TARGET_H8300SX. Check
3147 for QImode memory references. Optimize the case where the
3148 destination is a paradoxical subreg.
3149 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3150 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
3151 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
3152 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3153 * config/h8300/h8300.md: Include mova.md
3154 (length_table): Add mova and mova_zero.
3155 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
3156 after all constant addresses for '%R', '%X', '%T' and '%S'.
3157 (h8300_mova_length): New function.
3158 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
3159 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
3160 dependencies for s-config, etc.
3161 * config/h8300/gemova.sh: New file.
3162 * config/h8300/mova.md: Generated.
3163 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
3164 * config/h8300/h8300.c (h8300_bitfield_length): New.
3165 (nibble_operand): Adjust.
3166 (h8300_binary_length): Handle conditional binary op.
3167 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
3168 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
3169 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
3170 and P#<0, unused so far. W and Y are now prefixes to multi-letter
3171 constraints. WU is introduced as a variant of U that requires a
3172 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
3173 * config/h8300/h8300.md (attr type): Added bitbranch.
3174 (attr length_table): Added bitfield and bitbranch.
3175 (attr length): Compute bitbranch length.
3176 (andqi): Separate pattern for H8300SX. Use bfld for loading the
3177 least-significant bit of a byte.
3178 (brabit, brabc, brabs): New.
3179 (insv, extzv): Emit bfst and bfld on H8300SX.
3180 (bfld, bfst, seq, sne): New.
3181 (bstzhireg, cmpstz, bstz, bistz): New.
3182 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
3183 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
3184 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
3185 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
3186 (h8sx_unary_memory_operator): New function.
3187 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
3188 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
3189 * config/h8300/h8300.md: Add peepholes to combine reloads and
3191 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
3192 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
3193 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
3194 (and?i, ior?i, xor?i): Likewise.
3195 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
3196 * config/h8300/h8300.c: Move enums and prototypes to head of file.
3197 Various whitespace fixes.
3198 (h8300_constant_length): New function, split out from...
3199 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
3200 (h8300_classify_operand): Use IN_RANGE.
3201 (h8300_classify_operand): Use h8300_constant_length.
3202 (h8300_short_move_mem_p): Tighten size check.
3203 (h8sx_mergeable_memrefs_p): Tighten equality check.
3204 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
3205 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
3207 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
3208 * config/h8300/crtn.asm: Likewise.
3209 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
3210 if __H8300SX__ is defined.
3211 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
3212 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
3213 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
3214 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
3215 addresses as mode-dependent.
3216 * config/h8300/h8300.c (print_operand_address): Update call to
3218 (h8300_get_index): Take a mode argument. Rework to fix an
3219 earlier misunderstanding.
3220 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
3221 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
3222 into a register if TARGET_H8300SX.
3223 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
3224 TARGET_H8300SX. Also disable related define_splits.
3225 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
3226 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
3227 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
3228 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
3229 * config/h8300/h8300.h (OK_FOR_Z): New macro.
3230 (EXTRA_CONSTRAINT_STR): Check it.
3231 * config/h8300/h8300.c (h8300_classify_operand): Accept null
3233 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
3234 * config/h8300/h8300.md (length_table): Add mov_imm4.
3235 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
3236 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
3237 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
3239 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
3240 * config/h8300/h8300.c (h8300_reorg): New function.
3241 (TARGET_MACHINE_DEPENDENT_REORG): Define.
3242 * config/h8300/h8300.md (length): Subtract the length of the
3243 delay slot from (pc) when checking the range of forward branches.
3244 (delay_slot, can_delay): New attributes.
3245 (define_delay): Add bra/s handling.
3246 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
3247 (jump): Add delayed-branch handling.
3248 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
3249 * expr.c (expand_strcpy): New function.
3250 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
3251 (expand_builtin_stpcpy): Likewise.
3252 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
3253 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
3254 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
3255 handling to improve register allocation for -fno-omit-frame-pointer.
3256 (h8sx_split_movmd): Delete, moving er6 handling into...
3257 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
3258 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
3259 (movmd): Add calls to copy_rtx.
3260 (movmd_internal): In the second alternative, allow the initial and
3261 final destination registers to be different . Update the splitter
3262 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
3263 instead of h8sx_split_movmd.
3264 (stpcpy, movsd): New expanders.
3265 (movsd_internal): New define_insn.
3266 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
3267 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
3268 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
3269 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
3270 and DESTINATION_REGS.
3271 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3272 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
3273 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
3274 (h8300_move_ratio): Declare.
3275 (MOVE_RATIO): Use it.
3276 * config/h8300/h8300.c (h8300_move_ratio): New variable.
3277 (h8300_init_once): Initialize it.
3278 (h8300_reg_class_from_letter): New function.
3279 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
3280 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
3281 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
3282 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
3283 (movstrsi, movmd): New expanders.
3284 (movmd_internal): New insn.
3285 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
3286 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
3287 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
3288 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
3289 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
3290 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3291 * config/h8300/h8300.c (nibble_operand): Fix warning.
3292 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
3293 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
3294 (movsf_h8300h): Disable for TARGET_H8300SX.
3295 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3296 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
3297 h8300_stm_parallel and h8300_return_parallel.
3298 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
3299 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
3300 h8300_stm_parallel, h8300_return_parallel): New functions.
3301 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
3302 if TARGET_H8300SX. Use h8300_push_pop.
3303 (h8300_expand_epilogue): Likewise. Try to merge the return insn
3304 and final pop when generating h8sx code. Always emit some form
3306 * config/h8300/h8300.md: Don't enforce register alignment in
3307 stm peepholes if TARGET_H8300SX.
3308 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
3309 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
3310 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
3311 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3312 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
3313 (MULTILIB_DIRNAMES): Add a directory for it.
3314 (MULTILIB_MATCHES): Delete.
3315 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
3316 * final.c (walk_alter_subreg): Handle addresses with subregs
3317 inside a ZERO_EXTEND or AND.
3318 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
3319 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
3321 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
3322 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
3323 @(dd,Rn.w) and @(dd,ERn.L).
3324 (h8300_displacement_size): Take the whole address as argument.
3325 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
3326 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
3327 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
3328 (h8sx_mergeable_memrefs_p): Declare.
3329 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
3330 (HAVE_PRE_INCREMENT): Likewise.
3331 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
3332 addresses for TARGET_H8300SX,
3333 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
3335 (movb_length_table, movl_length_table): New tables.
3336 (movw_length_table): Define to movb_length_table.
3337 (h8300_displacement_size): New, split out from...
3338 (h8300_classify_address): ...here. Handle pre/post inc/dec.
3339 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
3340 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
3341 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
3342 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
3343 (compute_plussi_length, compute_plussi_cc): Update accordingly.
3344 (h8sx_unary_shift_operator): Get the mode from the operator.
3345 (binary_shift_operator): Likewise.
3346 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
3347 a memory reference, check whether the reference is offsettable.
3348 (length_table): Add movb, movw and movl.
3349 (movqi): Add new h8sx pattern. Don't force one operand to be a
3350 register when generating h8sx code.
3351 (movhi, movsi, movsf): Likewise.
3352 (movstrictqi): Use the length_table attribute.
3353 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
3354 (addqi3): Split into a define_expand and define_insn. Don't accept
3355 memory operands in the expander. Use h8300_operands_match_p to
3356 check for matching operands in the define_insn.
3357 (subqi3, negqi2, one_cmplqi2): Likewise.
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