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[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2004-07-22  Mark Mitchell  <mark@codesourcery.com>
2
3         * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
4         generated SYMBOL_REFs for labels.
5         * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
6         Change prototype.
7         (machopic_stub_name): Remove.
8         (machopic_indirection_name): New function.
9         (machopic_mcount_stub_name): Likewise.
10         (machopic_classify_name): Remove.
11         (machopic_function_base_sym): New function.
12         (machpoic_classify_symbol): Likewise.
13         (machopic_classify_ident): Remove.
14         (machopic_define_ident): Likewise.
15         (machopic_define_name): Likewise.
16         (machopic_name_defined_p): Likewise.
17         (machopic_ident_defined_p): Likewise.
18         (darwin_strip_name_encoding): Likewise.
19         (machopic_define_symbol): New function.
20         * config/darwin.c (hashtab.h): Include.
21         (machopic_defined_list): Remove.
22         (machopic_classify_ident): Likewise.
23         (machopic_classify_name): Likewise.
24         (machopic_ident_defined_p): Likewise.
25         (machopic_define_ident): Likewise.
26         (machopic_define_name): Likewise.
27         (machopic_symbol_defined_p): New function.
28         (machopic_classify_symbol): Likewise.
29         (machopic_data_defined_p): Use machopic_classify_symbol.
30         (machopic_define_symbol): New function.
31         (machopic_function_base_sym): New function.
32         (machopic_non_lazy_pointers): Remove.
33         (machopic_non_lazy_ptr_name): Likewise.
34         (machopic_stubs): Likewise.
35         (machopic_stub_name): Likewise.
36         (NON_LAZY_POINTER_SUFFIX): New macro.
37         (STUB_SUFFIX): Likewise.
38         (machopic_indirection): New structure.
39         (machopic_indirections): New variable.
40         (machopic_indirection_hash): New function.
41         (machopic_indirection_eq): Likewise.
42         (machopic_indirection_name): Likewise.
43         (machopic_mcount_stub_name): New function.
44         (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
45         hash table.
46         (machopic_indirect_data_reference): Rework to use new functions.
47         (machopic_indirect_call_target): Likewise.
48         (machopic_legitimize_pic_address): Likewise.
49         (machopic_output_indirection): New function.
50         (machopic_finish): Use it.
51         (machopic_operand_p): Rework to use new functions.
52         (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
53         (darwin_strip_name_encoding): Remove.
54         (update_non_lazy_ptrs): Remove.
55         (update_stubs): Likewise.
56         (darwin_non_lazy_pcrel): Use new functions.
57         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
58         (ASM_OUTPUT_LABELREF): Likewise.
59         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
60         (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
61         (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
62         (TARGET_STRIP_NAME_ENCODING): Do not use
63         darwin_strip_name_encoding.
64         (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
65         darwin_strip_name_encoding.
66         * config/i386/darwin.h (FUNCTION_PROFILER): Use
67         machopic_mcount_stub_name.
68         * config/i386/i386.c (x86_output_mi_thunk): Use
69         machopic_indirection_name, not machopic_stub_name.
70         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
71         machopic_function_base_sym.
72         (print_operand): Use machopic_classify_symbol.
73         (rs6000_emit_prologue): Use machopic_function_base_sym.
74         (output_profile_hook): Do not use machopic_stub_name.
75         (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
76         
77 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
78
79         PR c/7284
80         * fold-const.c (extract_muldiv_1): Do not treat signed left shift
81         as multiplication.
82
83 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
84
85         * doc/implement-c.texi: New file.
86         * doc/extend.texi (C Implementation): Move to there.
87         * doc/gcc.texi: Include implement-c.texi.
88         * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
89
90 2004-07-22  Jason Merrill  <jason@redhat.com>
91
92         * integrate.c (copy_decl_for_inlining): Remove invisible reference
93         handling.
94         * tree-inline.c (setup_one_parameter): Likewise.
95
96 2004-07-22  Brian Booth  <bbooth@redhat.com>
97
98         * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
99         (substitute_and_fold): Propigate into VUSE operands when possible.
100         (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
101         (cp_lattice_meet): Handle merging of latticevalues when 
102         UNKNOWN_VAL is present.
103         (visit_stmt): Visit assignments with V_MUST_DEFs.
104         (visit_assignment): Gather ccp information for V_MUST_DEF operands.
105         (ccp_fold): Deal with RHS' that are constant and virtual.
106         (evaluate_stmt): Handle UNKNOWN_VAL likely values.
107         (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
108         (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
109         V_MUST_DEF operand is VARYING. Fix comment and include VOPS when 
110         computing immediate uses.
111         (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state 
112         transition.
113         (replace_vuse_in): New function.
114         (likely_value): Add check of vuse operands.
115         (get_default_value): Set the default value of virtually defined 
116         variables to UKNOWN_VAL instead of VARYING.
117
118 2004-07-22  Richard Henderson  <rth@redhat.com>
119
120         * expr.c (emit_push_insn): Don't use set_mem_attributes.
121
122 2004-07-22  Richard Henderson  <rth@redhat.com>
123
124         * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
125         variables due to conditional compilation.
126
127 2004-07-22  Diego Novillo  <dnovillo@redhat.com>
128
129         * tree-into-ssa.c (set_livein_block): Fix typo in comment.
130         (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
131         Release SSA names that have been re-renamed.
132         * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
133         variable.
134         * tree-ssa-alias.c (init_alias_info): If aliases have been
135         computed before, clear existing alias information.
136         (create_name_tags): Do no fixup PT_ANYTHING pointers.
137         If the new name tag for a pointer is different than the one it
138         had before, mark the old tag for renaming.
139         (replace_may_alias): New function.
140         (group_aliases): Call it.
141         (setup_pointers_and_addressables): Always call get_tmt_for.
142         (maybe_create_global_var): Don't create .GLOBAL_VAR more than
143         once.
144         (set_pt_anything): New local function.
145         (set_pt_malloc): New local function.
146         (merge_pointed_to_info): Don't merge pointed-to variables from
147         the original pointer if the destination is pointing to an
148         unknown location.
149         (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
150         (add_pointed_to_var): Do not add a variable to the points-to
151         set if the pointer is already pointing to anywhere.
152         (collect_points_to_info_r): If the defining statement is a PHI
153         node, only merge pointed-to information if the argument has
154         already been visited.
155         (get_tmt_for): Only create a new tag if the pointer didn't
156         have one already.
157         (dump_alias_info): Emit more information.
158         (dump_points_to_info_for): Likewise.
159         * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
160         try to get the annotation of an SSA_NAME.
161         * tree-ssa-operands.c (add_stmt_operand): Only check for empty
162         alias sets when checking is enabled.
163         * tree-ssa-pre.c (need_eh_cleanup): New local variable.
164         (eliminate): Mark basic blocks that will need
165         EH information cleaned up.
166         (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
167         predecessor.
168         Initialize need_eh_cleanup.
169         (fini_pre): Call tree_purge_all_dead_eh_edges and
170         cleanup_tree_cfg if needed.
171         Free need_eh_cleanup.
172         * tree-ssa.c (verify_ssa_name): New function.
173         (verify_def): Call it.
174         Re-arrange to avoid printing too many error messages.
175         (verify_use): Likewise.
176         (verify_phi_args): Likewise.
177         (verify_flow_insensitive_alias_info): New function.
178         (verify_flow_sensitive_alias_info): New function.
179         (verify_alias_info): New function.
180         (verify_ssa): Call verify_alias_info.
181         Clear TREE_VISITED on all the SSA_NAMEs before scanning the
182         program.
183         Re-arrange to avoid printing too many error messages.
184         * tree-ssanames.c (make_ssa_name): Clear
185         SSA_NAME_IN_FREE_LIST.
186         (release_ssa_name): Never release a default definition.
187         (release_defs): New function.
188         * tree.h: Declare it.
189         * tree-ssa-dce.c (remove_dead_stmt): Call it.
190
191 2004-07-22  Diego Novillo  <dnovillo@redhat.com>
192
193         * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
194         If true, do a depth-first search.  Do a breadht-first search,
195         otherwise.
196         (walk_use_def_chains): Add new argument IS_DFS.
197         Update all users.
198         * tree-flow.h (walk_use_def_chains): Update prototype.
199
200 2004-07-22  Hans-Peter Nilsson  <hp@axis.com>
201
202         * config/cris/cris.md: Tweak formatting.
203         (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
204         (mover2side, moverside, movemside, movei, op3, andu): Replace
205         live define_peephole:s with define_peephole2 near-equivalents.
206         Delete the rest.
207         ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap".  Match all
208         word-size modes.
209         ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
210         Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
211         "*mov_sidesi_mem" respectively.
212
213 2004-07-22  Paolo Bonzini  <bonzini@gnu.org>
214
215         * tree-cfg.c (gimplify_val): Move from tree-complex.c.
216         (gimplify_build1): Move from tree-complex.c do_unop.
217         (gimplify_build2): Move from tree-complex.c do_binop.
218         (gimplify_build3): New.
219         * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
220         Adjust throughout to call the functions above.
221         * tree-flow.h: Declare the functions above.
222         * tree-nested.c (gimplify_val): Rename to...
223         (tsi_gimplify_val): ... this.
224
225         * Makefile.in (tree_complex.o): Update dependencies.
226         (stor-layout.o): Depend on regs.h.
227         * c-common.c (handle_vector_size_attribute): Update for
228         vector types without corresponding vector modes.
229         * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
230         a corresponding vector mode is not available.
231         * print-tree.c (print_node): Print nunits for vector types
232         * regclass.c (have_regs_of_mode): New.
233         (init_reg_sets_1): Initialize it and use it instead
234         of allocatable_regs_of_mode.
235         * regs.h (have_regs_of_mode): Declare it.
236         * stor-layout.c (layout_type): Pick a mode for vector types.
237         * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
238         build_replicated_const, do_unop, do_binop, do_plus_minus,
239         do_negate, expand_vector_piecewise, expand_vector_parallel,
240         expand_vector_addition, expand_vector_operations_1,
241         expand_vector_operations, tree_lower_operations,
242         pass_lower_vector_ssa, pass_pre_expand): New.
243         (expand_complex_operations, pass_lower_complex): Remove.
244         * tree-optimize.c (init_tree_optimization_passes): Adjust
245         pass ordering for changes in tree-complex.c.
246         * tree-pass.h: Declare new passes.
247         * tree.c (finish_vector_type): Remove.
248         (make_vector_type): New.
249         (build_vector_type_for_mode, build_vector_type): Rewritten.
250         * tree.def (VECTOR_TYPE): Document where the number of
251         subparts is stored.
252         * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
253         (make_vector): Remove declaration.
254
255 2004-07-21  Richard Henderson  <rth@redhat.com>
256
257         * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
258         TREE_THIS_VOLATILE, may_aliases, or optimization level.
259         (remove_useless_vars): Dump debugging info.
260         (expand_used_vars): Move ...
261         * cfgexpand.c (expand_used_vars): ... here.  Make static.
262         * tree-flow-inline.h (set_is_used): New.
263         (set_default_def): Use get_var_ann.
264         * tree-flow.h: Update decls.
265         * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
266         (create_ssa_var_map): Use it.
267         * tree-ssa.c (set_is_used): Remove.
268
269 2004-07-22  Ben Elliston  <bje@au.ibm.com>
270
271         * gdbinit.in: Set a breakpoint on internal_error.
272
273 2004-07-21  Richard Henderson  <rth@redhat.com>
274
275         * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
276         to create a new basic block.
277
278 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
279
280         PR c/15052
281         * c-decl.c (grokdeclarator): Only pedwarn for qualified void
282         return type on function definitions.  Move other warnings for
283         qualified return type to -Wreturn-type.  Do not condition any such
284         warnings on -pedantic.  Update comments.
285         (start_function): Only copy function type from previous prototype
286         declaration if return types are compatible.
287         * c-typeck.c (function_types_compatible_p): Don't condition
288         warning for incompatibility of volatile qualifiers on the return
289         type on -pedantic.  Update comment.
290         * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
291
292 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
293
294         * c-typeck.c (set_init_index): Require designator to be of integer
295         type.
296
297 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
298
299         PR c/11250
300         * c-parse.in (init): Change to exprtype.
301         (primary): Set original_code for STRING to STRING_CST.
302         Call maybe_warn_string_init for compound literals.
303         (initdcl, notype_initdcl): Call maybe_warn_string_init.
304         (initval): Update.
305         * c-tree.h (maybe_warn_string_init): New.
306         (pop_init_level, process_init_element): Use struct c_expr.
307         (struct c_expr): Update comment.
308         * c-typeck.c (maybe_warn_string_init): New function.
309         (digest_init): Call it.  Additional parameter strict_string.  All
310         callers changed.
311         (output_init_element): Likewise.
312         (struct constructor_stack): Use struct c_expr for
313         replacement_value.
314         (really_start_incremental_init, push_init_level): Update.
315         (pop_init_level): Update.  Return struct c_expr.
316         (process_init_level): Update.  Take struct c_expr argument.
317
318 2004-07-21  David S. Miller  <davem@nuts.davemloft.net>
319
320         * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
321         commit.
322
323 2004-07-21  Eric Christopher  <echristo@redhat.com>
324
325         * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
326         removal.
327         * c-decl.c (pop_scope): Ditto.
328         * calls.c (expand_call): Remove call to current_nesting_level,
329         update comment accordingly. Remove calls to expand_start_target_temps
330         and expand_end_target_temps.
331         * cfgexpand.c (construct_init_block): Remove call to
332         expand_start_bindings_and_block.
333         (construct_exit_block): Remove call to expand_end_bindings.
334         * expr.c (safe_from_p): Remove BIND_EXPR handling.
335         (expand_expr_real_1): Ditto. Fix formatting.
336         (expand_vars): Delete.
337         * stmt.c (POPSTACK): Remove block_stack.
338         (stmt_status): Remove x_block_stack.
339         (block_stack): Delete.
340         (expand_start_bindings_and_block): Ditto.
341         (expand_start_target_temps): Ditto.
342         (expand_end_target_temps): Ditto.
343         (current_nesting_level): Ditto.
344         (warn_about_unused_variables): Ditto.
345         (expand_end_bindings): Ditto.
346         * tree.h: Remove declarations for above.
347
348 2004-07-21  Steven Bosscher  <stevenb@suse.de>
349
350         * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
351         * rtl.c (note_insn_name): Likewise.
352         * print-rtl.c (print_rtx): Don't print it.
353         * cfgrtl.h (can_delete_note_p): Don't handle it.
354         (rtl_delete_block): Likewise.
355         * passes.c (rest_of_handle_guess_branch_prob): Remove.
356         (rest_of_compilation): Don't call it.
357         * predict.c (process_note_predictions, process_note_prediction,
358         note_prediction_to_br_prob): Remove.
359         * basic-block.c (note_prediction_to_br_prob): Remove prototype.
360         * stmt.c (return_prediction): Remove.
361         (expand_value_return): Don't call it.  Don't add prediction
362         notes for return statements.
363
364 2004-07-21  Josef Zlomek  <zlomekj@suse.cz>
365
366         * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
367         once.
368
369 2004-07-21  Paolo Bonzini  <bonzini@gnu.org>
370
371         * c-common.c (vector_types_convertible_p): Use vector types'
372         TYPE_SIZE and TREE_TYPE instead of their mode.
373         * convert.c (convert_to_integer): Likewise.
374         (convert_to_vector): Likewise.
375         * fold-const.c (fold_convert): Likewise.
376         * varasm.c (output_constant): Likewise.
377         * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
378         Allow a VECTOR_TYPE initializer to be made of several vectors.
379         For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
380         of cleared and need_to_clear, and use fold_convert.
381         * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
382         integer vectors.
383
384 2004-07-20  Richard Henderson  <rth@redhat.com>
385
386         * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
387         (expand_gimple_basic_block): out from here.  Renamed from expand_block.
388
389 2004-07-20  David S. Miller  <davem@nuts.davemloft.net>
390
391         * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
392         enormous cost if not TARGET_HARD_MUL.
393
394 2004-07-20  Andrew Pinski  <apinski@apple.com>
395
396         PR target/16557
397         * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
398         (ASM_SPEC): here.
399
400 2004-07-21  Paul brook  <paul@codesourcery.com>
401
402         * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
403
404 2004-07-20  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
405
406         * fold-const.c (operand_equal_p): Temporarily support NULL args.
407         (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
408         (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
409
410 2004-07-20  Zack Weinberg  <zack@codesourcery.com>
411
412         * rtl.h (plus_constant): Delete.
413         (plus_constant_wide): Rename to plus_constant.
414         (plus_constant_for_output_wide): Delete vestigial prototype.
415         (GEN_INT): Remove unnecessary cast.
416         * tree.h (build_int_2, size_int_type): Delete.
417         (build_int_2_wide): Rename to build_int_2.
418         (size_int_wide): Rename to size_int_kind.
419         (size_int_type_wide): Rename to size_int_type.
420         (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
421         Remove unnecessary cast.
422         * tree.c (build_int_2_wide): Rename build_int_2; update comment.
423         * explow.c (plus_constant_wide): Rename plus_constant; update comment.
424         * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
425         (size_int_type_wide): Rename size_int_type.
426         (int_const_binop): Use size_int_type.
427         * c-lex.c (interpret_integer): Use build_int_2.
428         * final.c (split_double): Remove unnecessary casts.
429         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
430
431 2004-07-20  Richard Henderson  <rth@redhat.com>
432
433         * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
434         (gimplify_compound_lval): Use is_gimple_tmp_reg.
435         * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
436         (is_gimple_tmp_reg): New.
437         * tree-gimple.h (is_gimple_tmp_reg): Declare.
438
439 2004-07-20  Richard Henderson  <rth@redhat.com>
440
441         * tree-pretty-print.c (dump_generic_node): Dump
442         CALL_EXPR_HAS_RETURN_SLOT_ADDR.
443
444 2004-07-20  Frank Ch. Eigler  <fche@redhat.com>
445
446         * tree-mudflap.c (mf_set_options_fndecl): New tree.
447         (mudflap_init): Set it.
448         (mudflap_register_call): Remove __mf_init call.
449         (mudflap_finish_file): Emit call to __mf_init here.  Emit a call to
450         to pass "-ignore-reads" option to libmudflap if needed.
451
452 2004-07-20  John David Anglin  <dava.anglin@nrc-cnrc.gc.ca>
453
454         PR c++/14607
455         * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
456         (MAKE_DECL_ONE_ONLY): Undefine.
457         * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
458         readonly_data, one_only_data_section, forget_section): New prototypes.
459         * pa.c (pa_init_machine_status, som_text_section_asm_op): New
460         functions.
461         (pa_select_section): Add one-only (COMDAT) support.
462         * pa.h (struct machine_function): Define.
463         * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
464         (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
465         (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
466         ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
467         ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
468         (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
469         (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
470         (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
471         ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
472         for EXTRA_SECTION_FUNCTIONS.
473         * doc/install.texi: Update binutils requirements.
474
475 2004-07-20  Nathan Sidwell  <nathan@codesourcery.com>
476
477         * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
478         VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
479         VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
480         size_t.
481         (struct VEC): Use unsigned for num and alloc.
482         * vec.c (struct vec_prefix): Likewise.
483         (vec_o_reserve): Adjust.
484
485         * dbxout.c (dbxout_type): Fix printf format.
486
487         * tree.h (binfo_member): Remove.
488         * tree.c (binfo_member): Remove.
489
490 2004-07-20  Nathan Sidwell  <nathan@codesourcery.com>
491
492         * tree.h: Include vec.h
493         (DEF_VEC_P(tree)): New type.
494         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
495         (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
496         (BINFO_LANG_SLOT): Remove.
497         (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
498         (struct tree_binfo): Turn base_binfos into a trailing
499         VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
500         (binfo_lang_slots): Remove.
501         * tree.c (binfo_lang_slots): Remove.
502         (make_tree_binfo_stat): Take a base binfo count, not a
503         lang slot count.  Adjust.
504         * Makefile.in (TREE_H): Add vec.h
505         * alias.c (record_component_aliases): Adjust BINFO access.
506         * dbxout.c (dbxout_type): Likewise.
507         * dwarf2out.c (gen_member_die): Likewise.
508         * sdbout.c (sdbout_one_type): Likewise.
509         * tree-dump.c (deque_and_dump): Likewise.
510         * config/i386/i386.c (classify_argument,
511         contains_128bit_aligned_vector_p): Likewise.
512         * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
513         * doc/c-tree.texi (Classes): Update BINFO documentation.
514
515 2004-07-20  Steven Bosscher  <stevenb@suse.de>
516
517         * c-common.h (check_case_value): Remove prototype.
518         (c_add_case_label): Adjust prototype.
519         * c-common.c (check_case_value): Make static.
520         (check_case_bounds): New function.
521         (c_add_case_label): Use it.  Take new argument orig_type.
522         * c-typeck.c (struct c_switch): New orig_type field.
523         (c_start_case): Set it.
524         (do_case): Pass it to c_add_case_label.
525         * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
526         cases from here.  Add the labels in reverse order.
527         * stmt.c (struct case_node): Adjust comment.  Remove balance field.
528         (add_case_node): Return nothing, don't check for duplicate cases.
529         Insert new case nodes in a list, not in an AVL tree.
530         (expand_end_case_type): Don't turn a case tree into a case list.
531         (case_tree2list): Remove.
532         * tree.h (add_case_node): Adjust prototype.
533
534 2004-07-19  Paolo Bonzini  <bonzini@gnu.org>
535
536         * genattr.c (struct range, struct function_unit,
537         write_units, extend_range, init_range): Remove them.
538         (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
539         Output "#define INSN_SCHEDULING" here.
540         * genattrtab.c (struct range, struct function_unit_op,
541         struct function_unit, struct dimension, enum operator,
542         operate_exp, expand_units, simplify_knowing,
543         encode_units_mask, simplify_by_exploding,
544         find_and_mark_used_attributes, unmark_used_attributes,
545         add_values_to_cover, increment_current_value,
546         test_for_current_value, simplify_with_current_value,
547         simplify_with_current_value_aux, gen_unit,
548         write_unit_name, write_function_unit_info,
549         write_complex_function, write_toplevel_expr,
550         find_single_value, extend_range): Remove.
551         (write_attr_get): Do not handle common_av->value
552         being an FFS.
553         (struct attr_desc): Remove func_units_p and blockage_p.
554         (write_attr_valueq): Do not handle them.
555         (find_attr): Do not clear them.
556         (make_internal_attr): Do not initialize them.
557         (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
558         * sched-vis.c (init_target_units, insn_print_units,
559         init_block_visualization, print_block_visualization,
560         visualize_scheduled_insns, visualize_no_unit,
561         visualize_stall_cycles, visualize_alloc,
562         visualize_free, target_units, get_visual_tbl_length,
563         MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
564         visual_tbl_line_length, visual_tbl, n_vis_no_unit,
565         MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
566         * haifa-sched.c (blockage_range, clear_units,
567         schedule_unit, actual_hazard, potential_hazard,
568         insn_unit, unit_last_insn, unit_tick,
569         actual_hazard_this_instance, potential_hazard,
570         schedule_unit, max_insn_queue_index_value): Remove.
571         (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
572         max_insn_queue_index.
573         * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
574         * doc/md.texi (Processor pipeline description): Remove
575         references to old pipeline descriptions.
576         (Automaton pipeline description): Merge with the above.
577         (Old pipeline description, Comparison of the two descriptions):
578         Remove.
579
580         * bt-load.c (migrate_btr_def): Remove references to
581         use_pipeline_interface.
582         * haifa-sched.c (insn_cost, schedule_insn,
583         schedule_block, advance_one_cycle, sched_init,
584         queue_to_ready, sched_finish): Likewise.
585         * modulo-sched.c (sms_schedule, advance_one_cycle,
586         ps_has_conflicts): Likewise.
587         * sched-rgn.c (init_ready): Likewise.
588         (debug_dependencies): Likewise, and remove an "if (1)".
589         * target.h (use_dfa_pipeline_interface): Remove.
590         * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
591         * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
592         * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
593         * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
594         * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
595         * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
596         * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
597         * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
598         * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
599         * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
600         * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
601         * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
602         * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
603         * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
604         * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
605         * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
606         * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
607         * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
608         * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
609
610 2004-07-19  Roger Sayle  <roger@eyesopen.com>
611
612         * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
613
614 2004-07-19  Jeff Law  <law@redhat.com>
615
616         * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
617         (get_eq_expr_value): Use it.  Simplify slightly.
618
619 2004-07-19  Maciej W. Rozycki  <macro@linux-mips.org>
620
621         * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
622         (umulsidi3_32bit_r4000): Likewise.
623
624 2004-07-19  Nathan Sidwell  <nathan@codesourcery.com>
625
626         * vec.h: Propagate location information properly.
627         (VEC_T_iterate): Add result pointer parameter.
628         (VEC_T_space): New.
629         (VEC_T_reserve): Use it.
630
631 2004-07-19  Daniel Jacobowitz  <dan@debian.org>
632
633         * Makefile.in (c-format.o): Depend on c-format.h.
634         * c-format.h: New file.
635         (struct format_char_info): Add CHAIN member.
636         * c-format.c: Move some types and constants to c-format.h.
637         (format_type_error): Set to -1.
638         (struct function_format_info): Use an int for format_type.
639         (decode_format_type): Return an int.  Return format_type_error
640         on error.
641         (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
642         (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
643         (scan_char_table, time_char_table, monetary_char_table): Initialize
644         CHAIN to NULL.
645         (n_format_types): New variable.
646         (check_format_info_main): Handle CHAIN in format_char_info.
647         (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
648         TARGET_N_FORMAT_TYPES.
649         * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
650         (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
651         * config/sol2-c.c: New file.
652         * config/t-sol2: New file.
653         * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
654         * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
655         TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
656
657         * doc/extend.texi (Target Format Checks): New section.
658         (Function Attributes): Mention it.
659         * doc/invoke.texi: Mention target format checks.
660         * doc/sourcebuild.texi: Mention target format checks.
661         * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
662         TARGET_FORMAT_TYPES.
663
664 2004-07-19  Andreas Krebbel  <krebbel1@de.ibm.com>
665
666         * config/s390/s390-protos.h (s390_return_address_offset): Prototype
667         added.
668         * config/s390/s390.c (regclass_map initializer): Register 35 added to
669         ADDR_REGS.
670         (load_multiple_operation, store_multiple_operation): Removed
671         pointless sanity check.
672         (s390_decompose_address): Added check for return_address_pointer_rtx.
673         (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
674         (s390_return_address_offset): New function.
675         * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
676         (FRAME_REGNO_P): Added check for register 35.
677         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
678         REG_ALLOC_ORDER): Appended entry for register 35.
679         (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
680         (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
681         (RETURN_ADDRESS_POINTER_REGNUM): New macro.
682         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
683         is eliminable using stack pointer or hard frame pointer.
684         (REGISTER_NAMES): Added name for register 35.
685         * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
686         pointless sanity check.
687
688 2004-07-19  Roger Sayle  <roger@eyesopen.com>
689
690         * fold-const.c (tree_expr_nonzero_p): Add function prototype.
691         (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
692         fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
693         (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
694         of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
695         (fold_relational_const): Tidy up handling of floating point
696         comparisons by calling real_compare.  Remove tree_expr_nonzero_p
697         transformation; fold_relational_const assumes constant operands.
698
699 2004-07-19  Gabriel Dos Reis  <gdr@integrable-solution.net>
700
701         * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
702         directory.
703
704 2004-07-19  Joseph S. Myers  <jsm@polyomino.org.uk>
705
706         * c-tree.h (struct c_expr): Define.
707         (C_SET_EXP_ORIGINAL_CODE): Remove.
708         (parser_build_binary_op, build_compound_expr): Update prototypes.
709         * c-parse.in (%union): Add exprtype.
710         (FUNC_NAME): Mark as ttype.
711         (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
712         exprtype.
713         (expr): Update.  Define directly in terms of expr_no_commas
714         instead of using nonnull_exprlist.
715         (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
716         offsetof_member_designator, typespec_nonreserved_nonattr, init,
717         initval, designator, component_declarator,
718         component_notype_declarator, enumerator, array_declarator,
719         condition, exexpr, switch_statement, stmt_nocomp, stmt,
720         nonnull_asm_operands, ivar_declarator, receiver): Update.  Don't
721         set C_EXP_ORIGINAL_CODE.  Use TREE_NO_WARNING for assignments
722         where appropriate.
723         * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
724         * c-common.c (c_common_truthvalue_conversion): Don't check
725         C_EXP_ORIGINAL_CODE.
726         * c-typeck.c (parser_build_binary_op): Use c_expr structures.
727         Don't use C_EXP_ORIGINAL_CODE.
728         (default_conversion, default_function_array_conversion): Don't use
729         C_EXP_ORIGINAL_CODE.  Preserve TREE_NO_WARNING.
730         (internal_build_compound_expr): Merge into build_compound_expr.
731         (build_compound_expr): Take two operands instead of a TREE_LIST.
732         * objc/objc-act.c (get_super_receiver): Update calls to
733         build_compound_expr.
734
735 2004-07-12  Paolo Bonzini  <bonzini@gnu.org>
736
737         * config/sh/sh.c (sh_use_dfa_interface): Remove.
738         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
739         hook_int_void_1.
740         * config/sh/sh.md: Extract pipeline descriptions
741         into separate files.
742         * config/sh/sh1.md: New file, extracted from sh.md.
743         * config/sh/sh4.md: New file, extracted from sh.md.
744         * config/sh/shmedia.md: New file, extracted from sh.md
745         and rewritten using new-style pipeline description.
746
747 2004-07-18  Zack Weinberg  <zack@codesourcery.com>
748
749         * config/pa/pa.md: Delete the two remaining define_peephole
750         patterns.
751
752 2004-07-18  Steven Bosscher  <stevenb@suse.de>
753             Joseph S. Myers  <jsm@polyomino.org.uk>
754
755         * c-common.c (c_common_truthvalue_conversion): Don't warn if
756         TREE_NO_WARNING is set.
757
758 2004-07-18  Roger Sayle  <roger@eyesopen.com>
759
760         * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
761         simplify_builtin_strncmp): Delete.
762         (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
763         Change argument to accept an arglist instead of an "exp".  Assume
764         that the return type is always integer_type_node.  Copy missing
765         transformations from their now obsolete simplify_builtin_*
766         equivalents.
767         (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
768         fold_builtin_strcmp and fold_builtin_strncmp.
769         (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
770         and fold_builtin_strncmp instead of simplify_builtin_memcmp,
771         simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
772
773 2004-07-18  Daniel Jacobowitz  <dan@debian.org>
774
775         * Makefile.in (tree-alias-common.o): Update dependencies.
776
777 2004-07-17  Sebastian Pop  <pop@cri.ensmp.fr>
778
779         * cfgloop.c (flow_loop_nested_p): Fix comment.
780
781 2004-07-17  Jason Merrill  <jason@redhat.com>
782
783         PR c++/16115
784         * stor-layout.c (relayout_decl): New fn.
785         * tree.h: Declare it.
786         (DECL_BY_REFERENCE): New macro.
787
788 2004-07-17  Eric Botcazou  <ebotcazou@act-europe.fr>
789
790         * libgcc2.c (__enable_execute_stack): New symbol.
791         * libgcc-std.ver (GCC_3.4.2): New version.  Inherit from GCC_3.4
792         and declare __enable_execute_stack.
793         * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
794         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
795         * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
796         ENABLE_EXECUTE_STACK.
797         * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
798         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
799         * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
800         ENABLE_EXECUTE_STACK.
801         * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
802         * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
803         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
804         * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
805         ENABLE_EXECUTE_STACK.
806         * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
807         * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
808         * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
809         * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
810         * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
811         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
812         (sparc64_initialize_trampoline): Likewise.
813         * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
814
815 2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>
816
817         * langhooks.h (builtin_function): New langhook.
818         * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
819         (LANG_HOOKS_INITIALIZER): Update.
820         * tree.h (builtin_function): Remove.
821         * doc/tm.texi: Update.
822         * c-tree.h (builtin_function): Declare.
823         * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
824         config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
825         config/ia64/ia64.c, config/iq2000/iq2000.c,
826         config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
827         config/stormy16/stormy16.c: All callers of builtin_function
828         changed.
829
830 2004-07-17  Andrew Pinski  <pinskia@physics.uc.edu>
831
832         PR target/16556
833         * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
834         Remove white space after the backslash.
835
836 2004-07-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
837
838         PR rtl-optimization/16294
839         * resource.c (return_insn_p): New predicate.
840         (mark_target_live_regs): Use it.  Special-case return insns.
841         (init_resource_info): Use it.  Don't scan the epilogue past
842         a return.
843
844 2004-07-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
845
846         * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
847         destroy dominance information.
848         * passes.c (rest_of_handle_loop2):  Free dominance information.
849         * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
850         jump threading.
851         (thread_jumps): Update dominance information and remove unreachable
852         blocks.
853         * tree-ssa-phiopt.c (replace_phi_with_stmt):  Update dominance
854         information and remove the unreachable block.
855
856 2004-07-17  Graham Stott  <graham.stott@btinternet.com>
857
858         * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
859
860 2004-07-17  Toon Moene  <toon@moene.indiv.nluug.nl>
861
862         * doc/sourcebuild.texi: Remove libf2c entry.
863
864 2004-07-17  Paolo Bonzini  <bonzini@gnu.org>
865
866         * config/i386/i386.md (movv16qi_internal): Fix typo.
867
868 2004-07-17  Steven Bosscher  <stevenb@suse.de>
869
870         * final.c (final_scan_insn): Fix broken commit from previous
871         patch.
872
873 2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>
874
875         * c-typeck.c (parser_build_binary_op): Condition warnings for
876         X<=Y<=Z on -Wparentheses instead of -Wextra.
877         * doc/invoke.texi: Update.  Document that most of -Wparentheses is
878         supported for C only.
879
880 2004-07-17  Steven Bosscher  <stevenb@suse.de>
881
882         * cfgcleanup.c (try_simplify_condjump): Don't remove line
883         notes to avoid unreachable code warnings.
884         * toplev.c (backend_init): Don't emit line notes for
885         unreachable code warnings.
886
887         * combine.c (distribute_notes): Don't distribute a
888         REG_VTABLE_REF note.
889         * final.c (final_scan_insn): Don't handle it.
890         * rtl.c (reg_note_name): Remove it.
891         * rtl.h (enum reg_node): Dito.
892
893         * emit-rtl.c (force_line_numbers, restore_line_number_status):
894         Remove.
895         * rtl.h (force_line_numbers, restore_line_number_status):
896         Remove prototypes.
897
898         * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
899         * tree-eh.c (using_eh_for_cleanups_p): ...here.  Make static.
900         (using_eh_for_cleanups): Also moved here.
901
902         * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
903         <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY.  Update calls
904         to expand_start_case and add_case_node.
905         * stmt.c (struct nesting): Cleanup unused fields condition_code,
906         last_unconditional_cleanup, nominal_type, printname, and
907         line_number_status.
908         (struct fixup_goto): Remove.
909         (struct stmt_status): Remove x_goto_fixup_chain field.
910         (goto_fixup_chain): Remove.
911         (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
912         pushcase, pushcase_range): Remove.
913         (expand_start_bindings_and_block): Don't set unused fields in
914         the nesting stack.
915         (expand_start_case, add_case_node): Cleanup unused formal arguments.
916         (expand_end_case_type): Don't simplify the case-list.  Use emit_jump
917         instead of emit_jump_if_reachable.
918         (emit_case_nodes): Likewise.
919         * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
920         static.
921         (update_eh_label): Work around left-over exception handing regions.
922         * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
923         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
924         (pass_cleanup_cfg_post_optimizing): New pass.
925         (init_tree_optimization_passes): Run the new pass after all
926         optimizations.
927         * tree.h (pushcase, pushcase_range): Remove prototypes.
928         (expand_start_case, add_case_node): Update prototypes.
929
930 2004-07-16  Krister Walfridsson  <cato@df.lth.se>
931
932         * tree-inline.c (estimate_num_insns_1): Correct increase of count.
933
934 2004-07-16  Richard Henderson  <rth@redhat.com>
935
936         * builtins.c (std_expand_builtin_va_arg): Remove.
937         (expand_builtin_va_arg): Remove.
938         * expr.h: Don't declare them.
939         * gimplify.c (mark_decls_volatile_r): Remove.
940         (copy_if_shared_r): Don't call it.
941         * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
942         * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
943         * gimple-low.c (lower_stmt): Likewise.
944         * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
945         * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
946         * tree-ssa-operands.c (get_expr_operands): Likewise.
947         * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
948         EXPAND_BUILTIN_VA_ARG.
949         * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
950         * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
951         config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
952         config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
953
954 2004-07-16  Daniel Berlin  <dberlin@dberlin.org>
955
956         * tree-ssa-pre.c (insert_aux): Break out if we hit
957         a critical edge.
958
959 2004-07-16  Richard Henderson  <rth@redhat.com>
960
961         * basic-block.h (remove_fake_exit_edges): Declare.
962         * cfganal.c (remove_fake_predecessors): Rename from
963         remove_fake_successors; iterate over predecessors.
964         (remove_fake_exit_edges): New.
965         * cfgcleanup.c (try_optimize_cfg): Use it.
966         * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
967         * predict.c (estimate_probability): Likewise.
968         (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
969         * tree-cfg.c (make_edges): Likewise.
970         * tree-ssa-pre.c (fini_pre): Likewise.
971         * profile.c (instrument_edges): Don't remove_fake_edges.
972         (branch_prob): Do it earlier here.
973
974 2004-07-16  Richard Henderson  <rth@redhat.com>
975
976         * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
977         switchification wrt CONSTRUCTOR.  Document the reason.
978
979 2004-07-16  Frank Ch. Eigler  <fche@redhat.com>
980
981         * tree-mudflap.c (mf_file_function_line_tree): Correct typo
982         that prevented descriptive __mf_check source location strings.
983
984 2004-07-16  Richard Henderson  <rth@redhat.com>
985
986         * tree-def (WITH_SIZE_EXPR): New.
987         * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
988         * expr.c (expand_expr_real_1): Likewise.
989         * gimplify.c (maybe_with_size_expr): New.
990         (gimplify_arg, gimplify_modify_expr): Use it.
991         (gimplify_modify_expr_to_memcpy): Take size parameter.
992         (gimplify_modify_expr_to_memset): Likewise.
993         (gimplify_expr): Handle WITH_SIZE_EXPR.
994         * tree-alias-common.c (find_func_aliases): Likewise.
995         * tree-eh.c (tree_could_trap_p): Likewise.
996         (tree_could_throw_p): Likewise.
997         * tree-gimple.c (is_gimple_lvalue): Likewise.
998         (get_call_expr_in): Likewise.
999         * tree-inline.c (estimate_num_insns_1): Likewise.
1000         (expand_calls_inline): Likewise.
1001         * tree-nested.c (convert_call_expr): Likewise.
1002         * tree-pretty-print.c (dump_generic_node): Likewise.
1003         * tree-sra.c (sra_walk_expr): Likewise.
1004         * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
1005         * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
1006         * tree-ssa-operands.c (get_expr_operands): Likewise.
1007         * tree-tailcall.c (find_tail_calls): Likewise.
1008
1009         * calls.c (expand_call): Reset old_stack_allocated after
1010         calling emit_stack_restore.
1011
1012 2004-07-16  Richard Henderson  <rth@redhat.com>
1013
1014         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
1015         lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
1016         * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
1017         * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1018         copy_res_decl_for_inlining.
1019
1020         * tree-inline.c (declare_return_variable): New modify_dest argument.
1021         Use it as the return value, when possible or manditory.  Handle
1022         TREE_ADDRESSABLE types.
1023         (expand_call_inline): Extract MODIFY_EXPR lhs for call.  Simplify
1024         replacement of CALL_EXPR.
1025
1026 2004-07-16  Richard Henderson  <rth@redhat.com>
1027
1028         * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
1029         * gimple-low.c (expand_var_p): Don't check it.
1030         * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
1031         * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
1032         * tree-ssa-operands.c (add_stmt_operand): Likewise.
1033         * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
1034         (find_referenced_vars): Don't call them.
1035         * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
1036
1037 2004-07-16  Richard Henderson  <rth@redhat.com>
1038
1039         * function.c (pass_by_reference): True for all variable sized types.
1040
1041 2004-07-16  Sebastian Pop  <pop@cri.ensmp.fr>
1042
1043         * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
1044         * tree-pretty-print.c: Include tree-chrec.h.
1045         (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
1046         and POLYNOMIAL_CHREC nodes.
1047
1048 2004-07-16  Steve Ellcey  <sje@cup.hp.com>
1049
1050         * builtins.c (expand_builtin_stpcpy): Do not create temporary
1051         reg with VOIDmode.
1052
1053 2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>
1054
1055         * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
1056
1057 2004-07-16  Andreas Krebbel  <krebbel1@de.ibm.com>
1058
1059         * config/s390/s390.md: Changed every occurence of BASE_REGISTER
1060         to BASE_REGNUM.
1061         * config/s390/s390.c: Likewise.
1062         * config/s390/s390.h: Likewise.
1063
1064 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
1065
1066         * config/mips/mips.md (addsi3, adddi3): Remove special handling
1067         of $sp adds.  Remove REGNO checks from mips16 patterns.
1068
1069 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
1070
1071         * config/mips/mips.md: Delete outdated comment.
1072
1073 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
1074
1075         * config/mips/mips.c (get_float_compare_codes): Delete.
1076         (mips_emit_compare): New function, mostly extracted from
1077         get_float_compare_codes and gen_conditional_branch.
1078         (gen_conditional_branch, gen_conditional_move): Use it.
1079
1080 2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>
1081
1082         * genautomata.c (add_vect): Speedup by using integers as
1083         bit-vectors for walking through the comb_vect and finding
1084         a match.
1085
1086 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
1087
1088         * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
1089         operand is an uns_arith_operand; use subtraction otherwise.
1090         * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
1091         not just arith_operands.
1092
1093 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
1094
1095         * config/mips/mips-protos.h (gen_int_relational): Delete.
1096         (mips_emit_scc): Declare.
1097         * config/mips/mips.c (internal_test): Delete.
1098         (sle_operand, sleu_operand): New functions.
1099         (map_test_to_internal_test, gen_int_relational): Delete.
1100         (mips_emit_binary, mips_relational_operand_ok_p)
1101         (mips_emit_int_relational, mips_zero_if_equal)
1102         (mips_emit_scc): New functions.
1103         (gen_conditional_branch): Rework to use mips_emit_int_relational.
1104         * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
1105         sleu_operand.
1106         * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1107         (sltu, sleu): Use mips_emit_scc.
1108         (*sge_[sd]i, *sgeu_[sd]i): New patterns.
1109         (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
1110         (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
1111
1112 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
1113
1114         * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
1115
1116 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
1117
1118         * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
1119         (*sne_[sd]i): Likewise sne_[sd]i_zero.
1120         (*sgt_[sd]i): ...and sgt_[sd]i.
1121         (*slt_[sd]i): ...and slt_[sd]i.
1122         (*sgtu_[sd]i): ...and sgtu_[sd]i.
1123         (*sltu_[sd]i): ...and sltu_[sd]i.
1124         (*sleu_[sd]i): ...and sleu_[sd]i_const.
1125         Name previously unnamed mips16 patterns.  Formatting fixes.
1126
1127 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
1128
1129         * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
1130         (branch_type): Delete.
1131         (gen_conditional_branch, gen_conditional_move)
1132         (mips_gen_conditional_trap): Update after name change.  Get the
1133         comparison mode from cmp_operands[0].
1134         * config/mips/mips.h (cmp_type, branch_type): Delete.
1135         (cmp_operands): Renamed from branch_cmp.
1136         * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
1137         name change.  Don't set branch_type.
1138         (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
1139         mode class of cmp_operands[0] rather than branch_type.  Update after
1140         name change.
1141
1142 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
1143
1144         * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
1145         of 0...255 to 0 when inside a SET.
1146
1147 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
1148
1149         * config/mips/mips.md: Remove mips16 define_peepholes.
1150
1151 2004-07-16  Daniel Berlin  <dberlin@dberlin.org>
1152
1153         * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
1154         (fini_pre): Remove fake edges.
1155
1156 2004-07-15  Richard Henderson  <rth@redhat.com>
1157
1158         * tree-ssa-operands.c (get_expr_operands): Use a switch.  Split out...
1159         (get_indirect_ref_operands, get_call_expr_operands): ... these.
1160
1161 2004-07-15  Nathan Sidwell  <nathan@codesourcery.com>
1162
1163         * vec.h (VEC_address): New function.
1164
1165 2004-07-14  Jason Merrill  <jason@redhat.com>
1166
1167         PR middle-end/15885
1168         * gimplify.c (gimplify_arg): New fn, split out from...
1169         (gimplify_call_expr): Here.  Special-case BUILT_IN_VA_START.
1170
1171 2004-07-15  Roman Zippel  <zippel@linux-m68k.org>
1172
1173         * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
1174         generate code which is generated by pushqi1 now
1175         * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
1176
1177 2004-07-15  Roman Zippel  <zippel@linux-m68k.org>
1178
1179         * combine.c (simplify_set): match the mode of the constant 0 with
1180         the tested operand to match the compare behaviour and the
1181         simplify_relational_operation() expectation.
1182
1183 2004-07-15  Aldy Hernandez  <aldyh@redhat.com>
1184
1185         * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
1186         ("bordered"): Same.
1187
1188 2004-07-15  Aldy Hernandez  <aldyh@redhat.com>
1189
1190         * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
1191         unconditionally.
1192         * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
1193
1194 2004-07-15  Richard Sandiford  <rsandifo@redhat.com>
1195
1196         * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
1197         calls in mips16 code.
1198
1199 2004-07-15  Richard Sandiford  <rsandifo@redhat.com>
1200
1201         * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
1202         the destination of the li as well as for the neg.
1203
1204 2004-07-15  Frank Ch. Eigler  <fche@redhat.com>
1205
1206         g++/15861
1207         * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
1208         * cgraph.h: Update declaration.
1209         * c-decl.c (build_cdtor): Update call with default priority.
1210         * coverage.c (create_coverage): Ditto.
1211         * tree-mudflap.c (mf_init_fndecl): New tree.
1212         (mudflap_init): Set it.
1213         (mudflap_register_call): Arrange to call __mf_init before the first
1214         __mf_register call.
1215         (mudflap_finish_file): Mark the mudflap static initializer as extra
1216         high priority, to beat all C++ static constructors.
1217
1218 2004-07-15  Jeff Law  <law@redhat.com>
1219
1220         * loop.c (check_insn_for_givs): Restore check for code labels that was
1221         accidentally deleted by a recent checkin.
1222
1223 2004-07-15  Nathan Sidwell  <nathan@codesourcery.com>
1224
1225         * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
1226         (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
1227
1228 2004-07-14  Richard Henderson  <rth@redhat.com>
1229
1230         * print-tree.c (print_node): Fix casts last change.
1231
1232 2004-07-15  Paul Brook  <paul@codesourcery.com>
1233
1234         * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
1235         to TARGET_UNWIND_INFO.
1236         * except.c (output_function_exception_table): Ditto.
1237         * except.h: Ditto.
1238         * opts.c (decode_options): Ditto.
1239         * passes.c (rest_of_handle_final): Ditto.
1240         * final.c (final_start_function): Ditto.
1241         (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
1242         target hook.
1243         * targhooks.h (default_unwind_emit): Declare.
1244         * targhooks.c (default_unwind_emit): New function.
1245         * target-def.h: Define and use TARGET_UNWIND_EMIT.
1246         * target.h (struct gcc_target): Add unwind_emit.
1247         * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
1248         * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
1249         Remove IA64_UNWIND_EMIT.
1250         * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
1251
1252 2004-07-14  Richard Henderson  <rth@redhat.com>
1253
1254         * print-tree.c (print_node): Handle SSA_NAME.
1255
1256 2004-07-14  James E Wilson  <wilson@specifixinc.com>
1257
1258         PR target/16325
1259         * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
1260         and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
1261
1262 2004-07-15  Jakub Jelinek  <jakub@redhat.com>
1263
1264         * expr.c (expand_assignment): Reenable bitfield += optimizations.
1265         Use alias set 0 for memory, do proper mode calculations and adjust
1266         address for memories.
1267
1268 2004-07-14  Per Bothner  <per@bothner.com>
1269
1270         * input.h:  If USE_MAPPED_LOCATION, define separate expanded_location
1271         structure with extra column field.
1272         * tree.c (expand_location):  Also fill in column field.
1273         * gengtype-lex.l:  Ignore expanded_location typedef, sinze gengtype
1274         gets confused by the two conditionally-compiled definitions.
1275
1276 2004-07-14  Eric Christopher  <echristo@redhat.com>
1277
1278         * calls.c (expand_call): Fix typo in comment.
1279
1280 2004-07-14  Steve Ellcey  <sje@cup.hp.com>
1281
1282         * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
1283         comparision of TFmode.
1284
1285 2004-07-14  Richard Henderson  <rth@redhat.com>
1286
1287         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
1288         (alpha_gimplify_va_arg): ... handling here.  Use pass_by_reference.
1289         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
1290         * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1291         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1292         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1293         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1294         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1295         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1296
1297 2004-07-14  Mike Stump  <mrs@apple.com>
1298
1299         * config/darwin.h (WINT_TYPE): Define to be int to match
1300         system header files.
1301
1302 2004-07-14  Bob Wilson  <bob.wilson@acm.org>
1303
1304         * config/xtensa/xtensa.c (function_arg_advance): Check for args
1305         that must be passed in the stack.
1306         (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
1307         arguments if the size is not a constant.
1308
1309 2004-07-14  Per Bothner  <per@bothner.com>
1310
1311         * c-typeck.c (emit_side_effect_warnings):  Use EXPR_HAS_LOCATION
1312         instead of EXPR_LOCUS in a boolean context, which is always true
1313         if --enable-mapped-location.
1314         * stmt.c (warn_if_unused_value):  Likewise.  Also use EXPR_LOCATION.
1315
1316 2004-07-14  Richard Henderson  <rth@redhat.com>
1317
1318         * dominance.c (struct dom_info): Add fake_exit_edge.
1319         (init_dom_info): Allocate it.
1320         (free_dom_info): Free it.
1321         (calc_dfs_tree): Set it.  Handle noreturn and infinite loops
1322         in two passes.
1323         (calc_idoms): Honor fake_exit_edge.
1324
1325 2004-07-13  Jason Merrill  <jason@redhat.com>
1326
1327         * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
1328         (rhs_test_for): New fn.
1329         (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
1330         * tree-gimple.h: Declare them.
1331         * gimplify.c (gimplify_modify_expr): Use the new fns.
1332
1333 2004-07-14  Richard Henderson  <rth@redhat.com>
1334
1335         * config/arm/arm-protos.h (arm_va_arg): Remove.
1336         * config/arm/arm.c (arm_va_arg): Remove.
1337         (arm_init_expanders): Fix alignment of arg_pointer_rtx.
1338         * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
1339
1340 2004-07-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1341
1342         * pa.c (fix_range): New function to mark a range(s) of registers as
1343         fixed registers.
1344         (override_options): Call fix_range if the -mfixed-range option string
1345         is not empty.
1346         * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
1347         * doc/invoke.texi (-mfixed-range): Document new option.
1348
1349 2004-07-14  David Edelsohn  <edelsohn@gnu.org>
1350
1351         * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
1352         for TARGET_64BIT.
1353         (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
1354
1355 2004-07-14  Roger Sayle  <roger@eyesopen.com>
1356
1357         * expmed.c (expand_sdiv_pow2): New function to expand signed division
1358         by a positive power of two, split out from expand_divmod.  Provide
1359         an alternate implementation when shifts are expensive.  Lower the
1360         threshold for using a branchless implementation to BRANCH_COST >= 2.
1361         (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
1362
1363 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
1364
1365         * tree-dfa.c (make_rename_temp): *Really* work just
1366         like create_tmp_var if called while outside SSA form.
1367
1368 2004-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
1369
1370         * config/s390/s390.md ("udivsi3"): Ensure trap is generated
1371         for division by zero.
1372         ("umodsi3"): Likewise.
1373
1374 2004-07-14  Richard Sandiford  <rsandifo@redhat.com>
1375
1376         * config/mips/mips.c (mips_output_move): When generating mips16 code,
1377         force loads of negative constants to be split.
1378         * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
1379         Generalize SImode li/neg splitter to cope with other modes.
1380
1381 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
1382
1383         * expmed.c: Remove more references to QUEUED in the comments.
1384         * expr.c: Likewise.
1385
1386 2004-07-14  Richard Sandiford  <rsandifo@redhat.com>
1387
1388         Revert:
1389         2004-07-13  Richard Henderson  <rth@redhat.com>
1390         * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
1391         correctly.
1392
1393 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
1394
1395         * tree-dfa.c (make_rename_temp): Work just like
1396         create_tmp_var if called while outside SSA form.
1397
1398 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
1399
1400         * expr.c (enqueue_insn, finish_expr_for_function,
1401         protect_from_queue, queued_subexp_p, mark_queue,
1402         emit_insns_enqueued_after_mark, emit_queue,
1403         expand_increment): Remove.
1404         (store_constructor): Expand increment as an assignment.
1405         (expand_expr_real_1 <case PREINCREMENT_EXPR,
1406         case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
1407         case POSTDECREMENT_EXPR>): Abort.
1408         * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
1409         QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
1410         protect_from_queue, emit_queue, queued_subexp_p): Remove.
1411         * function.h (pending_chain, x_pending_chain): Remove.
1412         * rtl.def (QUEUED): Remove.
1413
1414         * emit-rtl.c (copy_insn_1, copy_most_rtx,
1415         set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
1416         * genattrtab.c (attr_copy_rtx, clear_struct_flag,
1417         encode_units_mask): Likewise.
1418         * local-alloc.c (equiv_init_varies_p): Likewise.
1419         * rtl.c (copy_rtx): Likewise.
1420         * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1421         * simplify-rtx.c (simplify_gen_subreg): Likewise.
1422         * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
1423
1424         * builtins.c (expand_builtin, expand_builtin_apply,
1425         expand_builtin_mathfn, expand_builtin_mathfn_2,
1426         expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
1427         Remove calls to emit_queue and protect_from_queue.
1428         * calls.c (expand_call, precompute_arguments,
1429         precompute_register_parameters, rtx_for_function_call,
1430         store_one_arg): Likewise.
1431         * dojump.c (do_compare_and_jump, do_jump): Likewise.
1432         * explow.c (memory_address): Likewise.
1433         * expmed.c (clear_by_pieces_1, clear_storage,
1434         clear_storage_via_libcall, emit_group_load,
1435         emit_group_store, emit_store_flag,
1436         expand_expr_real_1, store_by_pieces,
1437         store_constructor, store_expr, try_casesi,
1438         try_tablejump): Likewise.
1439         * function.c (expand_pending_sizes): Likewise.
1440         * optabs.c (emit_cmp_and_jump_insns,
1441         emit_conditional_add, emit_conditional_move,
1442         expand_fix, expand_float, prepare_cmp_insn): Likewise.
1443         * stmt.c (emit_case_bit_tests,
1444         expand_asm_expr, expand_computed_goto,
1445         expand_decl_init, expand_end_case_type,
1446         expand_end_stmt_expr, expand_expr_stmt_value,
1447         expand_return, expand_start_case,
1448         optimize_tail_recursion): Likewise.
1449         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1450         * config/s390/s390.c (s390_expand_cmpmem): Likewise.
1451
1452 2004-07-14  Ben Elliston  <bje@au.ibm.com>
1453
1454         * vec.h: Comment fix.
1455
1456 2004-07-13  Richard Henderson  <rth@redhat.com>
1457
1458         * target.h (struct gcc_target): Add calls.pass_by_reference.
1459         * target-def.h (TARGET_PASS_BY_REFERENCE): New.
1460         * function.c (pass_by_reference): Use the hook.
1461         * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
1462         * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
1463         (hook_pass_by_reference_must_pass_in_stack): New.
1464         * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
1465         (alpha_pass_by_reference): New.
1466         (TARGET_PASS_BY_REFERENCE): New.
1467         * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1468         * config/arc/arc.c (arc_pass_by_reference): New.
1469         (TARGET_PASS_BY_REFERENCE): New.
1470         * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1471         (FUNCTION_ARG_CALLEE_COPIES): True.
1472         * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
1473         * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
1474         (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
1475         * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1476         * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1477         * config/cris/cris.c (cris_pass_by_reference): New.
1478         (TARGET_PASS_BY_REFERENCE): New.
1479         * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
1480         (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
1481         (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1482         * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
1483         * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1484         * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
1485         * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
1486         (frv_function_arg_pass_by_reference): Remove.
1487         * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1488         * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
1489         * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
1490         (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
1491         * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1492         * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
1493         * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
1494         (ia64_pass_by_reference): Rename from
1495         ia64_function_arg_pass_by_reference.
1496         * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1497         * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1498         * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
1499         * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
1500         (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
1501         * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1502         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1503         * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
1504         * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
1505         (m32r_pass_by_reference): Adjust prototype.  Make static.
1506         Handle mode sizes correctly.
1507         * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1508         * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
1509         (m68hc11_function_arg_pass_by_reference): Remove.
1510         * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1511         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1512         * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
1513         * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1514         * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
1515         * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
1516         (mips_va_arg): Use pass_by_reference.
1517         (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
1518         Handle mode sizes correctly.
1519         * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1520         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1521         * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
1522         * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
1523         (mmix_pass_by_reference): Rename from
1524         mmix_function_arg_pass_by_reference.
1525         * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1526         (FUNCTION_ARG_CALLEE_COPIES): True.
1527         * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
1528         (mn10300_pass_by_reference): New.
1529         * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1530         (FUNCTION_ARG_CALLEE_COPIES): True.
1531         * config/pa/pa.c (pa_pass_by_reference): New.
1532         (TARGET_PASS_BY_REFERENCE): New.
1533         * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1534         (FUNCTION_ARG_CALLEE_COPIES): True.
1535         * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
1536         * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
1537         (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
1538         * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1539         * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
1540         * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
1541         (s390_pass_by_reference): Rename from
1542         s390_function_arg_pass_by_reference.
1543         (s390_function_arg_advance): Don't query pass-by-ref.
1544         (s390_function_arg): Likewise.
1545         (s390_gimplify_va_arg): Use pass_by_reference.
1546         (s390_call_saved_register_used): Likewise.
1547         * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1548         * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
1549         (shcompact_byref, sh_pass_by_reference): New.
1550         * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1551         (SHCOMPACT_BYREF): Remove.
1552         * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
1553         * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
1554         (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
1555         (sparc_gimplify_va_arg): Use pass_by_reference.
1556         * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1557         * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1558         * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
1559         (v850_pass_by_reference): New.
1560         * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1561         (FUNCTION_ARG_CALLEE_COPIES): True.
1562         * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
1563         FUNCTION_ARG_PASS_BY_REFERENCE docs.
1564
1565 2004-07-14  Richard Henderson  <rth@redhat.com>
1566             Richard Sandiford  <rsandifo@redhat.com>
1567
1568         * config/mips/mips-protos.h (mips_va_arg): Delete.
1569         * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
1570         * config/mips/mips.c: Include tree-gimple.h.
1571         (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
1572         (mips_arg_info): Remove special handling of must_pass_in_stck args.
1573         (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
1574         (function_arg_pass_by_reference): Return true if must_pass_in_stack.
1575
1576 2004-07-13  Bob Wilson  <bob.wilson@acm.org>
1577
1578         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
1579         arguments for COND_EXPR in big-endian adjustment code.
1580
1581 2004-07-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1582
1583         * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
1584         * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
1585         * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
1586         * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
1587
1588 2004-07-13  Diego Novillo  <dnovillo@redhat.com>
1589
1590         PR tree-optimization/16443
1591         * tree-ssa-alias.c: Add more description for
1592         CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
1593         * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
1594         clobbering of call-clobbered and addressable variables.  If
1595         there are any before aliases have been computed, add them.
1596
1597 2004-07-13  Diego Novillo  <dnovillo@redhat.com>
1598
1599         * tree-optimize.c (execute_todo): Flush DUMP_FILE before
1600         verification.
1601
1602 2004-07-13  Ulrich Weigand  <uweigand@de.ibm.com>
1603
1604         * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
1605         of build_int_2.  Convert both operands of PLUS_EXPR and MULT_EXPR
1606         to the same type.
1607
1608 2004-07-13  Per Bothner  <per@bothner.com>
1609
1610         * collect2.c (main):  Handle --no-demangle and --demangle flags.
1611
1612 2004-07-13  Sebastian Pop  <pop@cri.ensmp.fr>
1613
1614         * Makefile.in (OBJS-common): Add tree-data-ref.o.
1615         (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
1616         (tree-data-ref.o): New rule.
1617         * lambda.h: New file.
1618         * tree-data-ref.c: New file.
1619         * tree-data-ref.h: New file.
1620         * tree.c (int_cst_value, tree_fold_gcd): New functions.
1621         * tree.h (int_cst_value, tree_fold_gcd): Declared here.
1622
1623 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
1624
1625         PR target/13926
1626         * config/sparc/sparc-protos.h (output_ubranch): New prototype.
1627         * config/sparc/sparc.c (output_ubranch): New function.
1628         * config/sparc/sparc.md (jump pattern): Use it.
1629
1630 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
1631
1632         PR target/16494
1633         * config/sparc/sparc.c (output_cbranch): Properly guard
1634         the code handling far branches with TARGET_V9.
1635         * config/sparc/sparc.md (length attribute): Document the
1636         side-effect of having a length greater or equal to 3.
1637
1638 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
1639             Lloyd Parkes  <lloyd@must-have-coffee.gen.nz>
1640
1641         PR target/15186
1642         * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
1643         /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
1644
1645 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
1646             Martin Sebor  <sebor@roguewave.com>
1647
1648         PR target/12602
1649         * doc/invoke.texi (SPARC options): Document -threads
1650         and -pthreads on Solaris.
1651
1652 2004-07-13  Richard Henderson  <rth@redhat.com>
1653
1654         * builtins.c (std_gimplify_va_arg_expr): Handle types passed
1655         by reference.
1656         (ind_gimplify_va_arg_expr): Remove.
1657         * tree.h (ind_gimplify_va_arg_expr): Remove.
1658         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
1659         * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
1660         argsp to be null.
1661
1662         * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
1663         (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
1664         * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
1665         config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
1666         config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
1667
1668 2004-07-13  Richard Henderson  <rth@redhat.com>
1669
1670         * function.c (pass_by_reference): New.
1671         (assign_parm_find_data_types): Use it.
1672         * calls.c (initialize_argument_information): Likewise.
1673         (emit_library_call_value_1): Likewise.
1674         * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1675         * function.h (pass_by_reference): Declare.
1676
1677 2004-07-13  Richard Henderson  <rth@redhat.com>
1678
1679         * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
1680         * target.h (struct gcc_target): Add calls.must_pass_in_stack.
1681         * expr.h (MUST_PASS_IN_STACK): Remove.
1682         * system.h (MUST_PASS_IN_STACK): Poison.
1683         * tree.h (must_pass_in_stack_var_size): Declare.
1684         (must_pass_in_stack_var_size_or_pad): Declare.
1685         * calls.c (must_pass_in_stack_var_size): New.
1686         (must_pass_in_stack_var_size_or_pad): Rename from
1687         default_must_pass_in_stack.
1688         * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
1689         (TARGET_MUST_PASS_IN_STACK): New.
1690         * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
1691         * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
1692         (TARGET_MUST_PASS_IN_STACK): New.
1693         * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
1694         * config/frv/frv.c (frv_must_pass_in_stack): New.
1695         (TARGET_MUST_PASS_IN_STACK): New.
1696         * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
1697         * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
1698         * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
1699         (ix86_must_pass_in_stack): Make static.
1700         * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
1701         * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
1702         * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
1703         * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
1704         * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
1705         * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
1706         * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
1707         (mcore_must_pass_on_stack): Remove.
1708         * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
1709         * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
1710         * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
1711         * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
1712         * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
1713         * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
1714         * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
1715         * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
1716         (TARGET_MUST_PASS_IN_STACK): New.
1717         * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
1718         * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
1719         * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
1720         * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
1721         * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
1722         * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
1723         * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
1724         MUST_PASS_IN_STACK.
1725
1726         * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
1727         config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
1728         config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
1729         config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
1730         config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
1731         config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
1732         config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
1733         config/xtensa/xtensa.c: Use target hook.
1734
1735 2004-07-13  Anthony Heading  <aheading@jpmorgan.com>
1736
1737         * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
1738         * configure: Rebuilt.
1739
1740 2004-07-13  Richard Sandiford  <rsandifo@redhat.com>
1741
1742         * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
1743         * config/mips/mips.h (mips_reg_names): Don't declare.
1744         (MASK_NAME_REGS): Delete.  Shuffle other MASK_* values down.
1745         (TARGET_NAME_REGS): Delete.
1746         (TARGET_SWITCHES): Remove -mrnames.
1747         (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
1748         (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
1749         in REGISTER_NAMES.
1750         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
1751         (override_options): Remove handling of TARGET_NAME_REGS.
1752
1753 2004-07-13  Richard Sandiford  <rsandifo@redhat.com>
1754
1755         * config/mips/mips.h (TARGET_*): Boolify.
1756
1757 2004-07-12  Nick Clifton  <nickc@redhat.com>
1758
1759         * config.gcc: Add sh-*-symbianelf target.
1760         * config/sh/sh.c: Add new target macros:
1761         TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
1762         TARGET_CXX_IMPORT_EXPORT_CLASS.
1763         (sh_file_start): Create a definition of the .directive section.
1764         (sh_attribute): Add dllimport and dllexport attributes.
1765         * config/sh/symbian-pre.h: New file.
1766         * config/sh/symbian-post.h: New file.
1767         * config/sh/symbian.c: New file. Contains Symbian specific
1768         functions.
1769         * config/sh/sh-protos.h: Add prototypes for new functions
1770         provided by symbian.c.
1771         * config/sh/t-symbian: New file.
1772         * doc/extend.texi: Document support for dllimport and dllexport
1773         attributes by the sh-symbianelf target.
1774
1775 2004-07-12  James E Wilson  <wilson@specifixinc.com>
1776
1777         * Makefile.in (AR): Use @AR@ not ar.
1778         (NM): New.
1779         (AR_FOR_TARGET): Use $(AR) not ar for native.
1780         (NM_FOR_TARGET): Use $(NM) not nm for native.
1781         * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
1782         * configure: Regenerate.
1783
1784 2004-07-12  David S. Miller  <davem@nuts.davemloft.net>
1785
1786         * config/sparc/sparc.md (ashlsi3): Eliminate const 1
1787         special case.
1788         (ashldi3_sp64): Likewise.
1789
1790 2004-07-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1791
1792         PR target/16477
1793         * pa.c (function_arg): Update comment.
1794         * pa.h (BLOCK_REG_PADDING): Define.
1795
1796 2004-07-12  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
1797
1798         PR tree-optimization/16461
1799         * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
1800         arguments of phi nodes.
1801
1802 2004-07-12  Devang Patel  <dpatel@apple.com>
1803
1804         * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
1805
1806 2004-07-12  Steve Ellcey  <sje@cup.hp.com>
1807
1808         * function.c (expand_function_start): Ensure r_save is in Pmode.
1809         * calls.c (prepare_call_address): Ensure static_chain_value is
1810         in Pmode.
1811         * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
1812         r_save_area are in Pmode.
1813         * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
1814         fnaddr, and static_chain are in Pmode.
1815
1816 2004-07-12  Vladimir Makarov  <vmakarov@redhat.com>
1817
1818         PR target/16445
1819         * config/ia64/ia64.c (bundling): Don't count ignored insns.
1820
1821 2004-07-12  Richard Henderson  <rth@redhat.com>
1822
1823         * target.h (struct gcc_target): Move gimplify_va_arg_expr
1824         next to build_builtin_va_list.
1825         * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
1826         * builtins.c (gimplify_va_arg_expr): Likewise.
1827         * gimplify.c (copy_if_shared_r): Likewise.
1828
1829 2004-07-12  Alexandre Oliva  <aoliva@redhat.com>
1830
1831         * passes.c (rest_of_decl_compilation): Don't defer call of
1832         assemble_variable if its DECL_RTL is already set.
1833
1834 2004-07-12  Sebastian Pop  <pop@cri.ensmp.fr>
1835
1836         * cfgloop.h (struct loop): Add nb_iterations field.
1837         (current_loops): Declare.
1838         * tree-chrec.c (chrec_not_analyzed_yet,
1839         chrec_dont_know, chrec_known, count_ev_in_wider_type,
1840         chrec_contains_symbols_defined_in_loop): Remove the temporary
1841         hooks.
1842         * tree-flow-inline.h (loop_containing_stmt): New function.
1843         * tree-scalar-evolution.c: Add implementation.
1844         * tree-scalar-evolution.h: Add declarations.
1845
1846 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1847
1848         PR rtl-optimization/15921
1849         * Makefile.in (global.o): Add recog.h.
1850
1851         * global.c (recog.h): Add the include-clause.
1852         (bb_info): New member earlyclobber.
1853         (allocate_bb_info, free_bb_info): Initialize/finish the new
1854         member.
1855         (earlyclobber_regclass, earlyclobber_regclass_length): The new
1856         global variables.
1857         (check_earlyclobber, regclass_intersect,
1858         mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
1859         New functions.
1860         (calculate_local_reg_bb_info): Calculate value of earlyclobber.
1861         (make_accurate_live_analysis): Modify pavin.
1862
1863 2004-07-12  Diego Novillo  <dnovillo@redhat.com>
1864
1865         * tree-cfg.c (find_taken_edge): Statically compute the truth
1866         value of a predicate comparing an SSA_NAME to itself.
1867
1868 2004-07-12  Roger Sayle  <roger@eyesopen.com>
1869
1870         * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
1871         rs6000 doesn't have shift-and-add or shift-and-sub instructions
1872         by returning the cost of a multiplication plus an addition.
1873
1874 2004-07-12  Paolo Bonzini  <bonzini@gnu.org>
1875
1876         PR tree-optimization/14107
1877         * gimplify.c (gimplify_return_expr): Accept a
1878         RETURN_EXPR with an error argument.
1879         * tree-optimize.c (init_tree_optimization_passes):
1880         Run pass_warn_function_return at -O0.
1881
1882 2004-07-12  Roger Sayle  <roger@eyesopen.com>
1883
1884         * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
1885         index entry.
1886
1887 2004-07-12  Richard Sandiford  <rsandifo@redhat.com>
1888
1889         * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
1890         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1891         * config/mips/3000.md: Add copyright notice.  Remove automota and
1892         function units; use generic ones instead.  Only define reservations
1893         for things that are different from generic.md.  Extend each clause
1894         to include r3900.
1895         * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
1896         * config/mips/mips.md: Include them. Remove define_function_units.
1897         (alu, imuldiv): New automata and units.
1898
1899 2004-07-12  Ben Elliston  <bje@au.ibm.com>
1900
1901         * doc/invoke.texi (Optimize Options): Document -frename-registers
1902         not being enabled by default at -O3.
1903
1904 2004-07-11  Roger Sayle  <roger@eyesopen.com>
1905
1906         * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
1907         floating point additions, to keep real immediate constant positive.
1908         <MINUS_EXPR>:  For floating point subtractions, only transform X - -C
1909         into X + C, and leave positive real constants as X - C.
1910
1911 2004-07-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1912
1913         * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
1914
1915 2004-07-11  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
1916
1917         PR tree-optimization/15654
1918         * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
1919
1920 2004-07-11  Roger Sayle  <roger@eyesopen.com>
1921
1922         * builtins.c (fold_builtin_fputs): Don't bother converting the
1923         return type to integer_type_node, as we've already checked that
1924         the result will be ignored.
1925
1926         * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
1927         that signed addition, subtraction, multiplication, division,
1928         remainder, negation and absolute value may potentially trap.
1929
1930         * fold-const.c (fold_ignored_result): New function to strip
1931         non-side-effecting tree nodes from an expression whose result
1932         is ignored.
1933         (fold_convert): Call fold_ignored_result when casting a value
1934         to VOID_TYPE.
1935         (omit_one_operand):  Call fold_ignored_result on the "omitted"
1936         operand when building a COMPOUND_EXPR.
1937         (pedantic_omit_one_operand): Likewise.
1938         * tree.h (fold_ignored_result): Prototype here.
1939         * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
1940         when we're going to ignore the result.
1941
1942 2004-07-11  Richard Henderson  <rth@redhat.com>
1943
1944         PR tree-opt/16383
1945         * tree-ssa-ccp.c (fold_stmt_r): Split out...
1946         * tree.c (fields_compatible_p, find_compatible_field): ... new.
1947         * tree.h (fields_compatible_p, find_compatible_field): Declare.
1948         * tree-sra.c (sra_hash_tree): Hash fields by offset.
1949         (sra_elt_eq): Use fields_compatible_p.
1950         (generate_one_element_ref): Use find_compatible_field.
1951
1952 2004-07-11  Richard Henderson  <rth@redhat.com>
1953
1954         PR tree-opt/16422
1955         * tree-sra.c (generate_one_element_init): New.
1956         (generate_element_init): Use it.
1957         (scalarize_init): Push/pop gimplify context around it.
1958         (find_new_referenced_vars_1, find_new_referenced_vars): New.
1959         * gimplify.c (gimplify_expr): Allow SSA_NAME.
1960
1961 2004-07-11  Roger Sayle  <roger@eyesopen.com>
1962
1963         * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
1964         combine.c's combine_insn_cost.
1965         * rtl.h (insn_rtx_cost): Prototype here.
1966         * combine.c (combine_insn_cost): Delete function.
1967         (combine_validate_cost): Update callers of combine_insn_cost to
1968         call insn_rtx_cost instead.
1969         (combine_instructions): Likewise.  Use NONJUMP_INSN_P to avoid
1970         requesting the rtx_cost of call and/or jump instructions.
1971
1972         * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
1973         rtx_cost directly.  Don't request/use the cost of call or jump
1974         instructions.  Return -1 if the cost of any instruction can't be
1975         determined (or the BB contains a function call).
1976         (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
1977         -1 (i.e. can't determine the cost of any instruction or the basic
1978         block contains a subroutine call).
1979         (find_if_case_2): Likewise.
1980
1981 2004-07-11  Roger Sayle  <roger@eyesopen.com>
1982
1983         * rs6000.c (struct processor_costs): Change semantics of fields to
1984         include the COST_N_INSNS scaling, and update all initializers.
1985         (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1986         Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1987         Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP.  When
1988         optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1989
1990 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
1991
1992         * LANGUAGES: Remove obsolete information.
1993
1994 2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
1995
1996         * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
1997         SIGBUS signal frames, the PSW address points *to* the faulting
1998         instruction, not after it.
1999
2000 2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
2001
2002         * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
2003         added to TLS symbol addresses.
2004
2005 2004-07-11  Richard Henderson  <rth@redhat.com>
2006
2007         * expmed.c (init_expmed): Use stack-local structures for
2008         temporary rtl.  Don't recognize shifts.
2009
2010 2004-07-11  Richard Henderson  <rth@redhat.com>
2011
2012         * expr.c (store_expr): Don't fiddle subreg promotion for types
2013         with precision smaller than the mode.
2014
2015 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
2016
2017         * tree.h (all_types_permanent): Remove.
2018
2019 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
2020
2021         * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
2022         maybe_build_cleanup, update_decl_after_saving): Remove hooks.
2023         * langhooks.c (lhd_clear_binding_stack): Remove.
2024         * langhooks-def.h (lhd_clear_binding_stack,
2025         LANG_HOOKS_MAYBE_BUILD_CLEANUP,
2026         LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
2027         LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
2028         LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
2029         (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
2030         * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
2031         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
2032         LANG_HOOKS_MAYBE_BUILD_CLEANUP,
2033         LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
2034         * tree.h (poplevel): Don't declare.
2035         * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
2036         LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
2037         * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
2038         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
2039         Remove.
2040
2041 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
2042
2043         PR tree-optimization/16437
2044         * c-common.c (shorten_compare): Don't mark result of conversion to
2045         narrower signed type as overflowing.
2046         * fold-const.c (decode_field_reference): Determine whether
2047         signedness comes from outer type using precision rather than size.
2048
2049 2004-07-11  Phil Edwards  <phil@codesourcery.com>
2050
2051         * configure.ac:  Alphabetize --enable-checking list, add
2052         missing valgrind entry.
2053         * configure:  Regenerate.
2054
2055 2004-07-11  Phil Edwards  <phil@codesourcery.com>
2056
2057         * doc/install.texi (Testing):  Fix syntax in "make check" example.
2058
2059 2004-07-10  James E Wilson  <wilson@specifixinc.com>
2060
2061         * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
2062
2063 2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2064
2065         PR rtl-optimization/16001
2066         * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
2067         niter_expr.
2068
2069 2004-07-10  Geoffrey Keating  <geoffk@apple.com>
2070
2071         * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
2072
2073 2004-07-10  Steve Kargl  <sgk@troutmask.apl.washington.edu>
2074             James Morrison  <phython@gcc.gnu.org>
2075
2076         * doc/contrib.texi (Contributors): Add gfortran contributors and
2077         fix a couple of typos.
2078
2079 2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2080
2081         PR rtl-optimization/15387
2082         * calls.c (check_sibcall_argument_overlap_1): Handle pointers
2083         to incoming args space correctly.
2084
2085 2004-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2086
2087         * pa.c (output_indirect_call): Only use %r2 as the link register in
2088         indirect calls with the long PA 2.0 pc-relative branch.
2089
2090 2004-07-10  Daniel Jacobowitz  <dan@debian.org>
2091
2092         * config/i386/i386.c (override_options): Pick a 64-bit CPU
2093         for the default tuning if TARGET_64BIT.
2094
2095 2004-07-10  Richard Henderson  <rth@redhat.com>
2096
2097         * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
2098         to HOST_WIDE_INT.  Fold pad-args-down arithmetic.
2099
2100 2004-07-10  Jakub Jelinek  <jakub@redhat.com>
2101
2102         * expr.h (store_bit_field, extract_bit_field): Remove last argument.
2103         * expmed.c (store_bit_field, extract_bit_field): Remove last
2104         argument.
2105         * builtins.c (expand_builtin_signbit): Adjust callers.
2106         * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
2107         * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
2108         * ifcvt.c (noce_emit_move_insn): Likewise.
2109         * stmt.c (expand_return): Likewise.
2110         * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
2111         store_field, expand_expr_real_1): Likewise.
2112
2113 2004-07-10  Richard Henderson  <rth@redhat.com>
2114
2115         * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
2116
2117 2004-07-09  Mike Stump  <mrs@apple.com>
2118
2119         * config/darwin.c (no_dead_strip): Add.
2120         (HAVE_DEAD_STRIP): Add.
2121         (darwin_emit_unwind_label): Ensure that we don't dead code strip
2122         the .eh label.
2123
2124 2004-07-09  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2125
2126         * tree-ssa-loop-im.c: New file.
2127         * Makefile.in (tree-ssa-loop-im.o): Add.
2128         * cfgloop.c (superloop_at_depth): New function.
2129         * cfgloop.h (superloop_at_depth): Declare.
2130         * common.opt (ftree-lim): New flag.
2131         * expr.c (array_ref_up_bound): New function.
2132         * params.def (PARAM_LIM_EXPENSIVE): New parameter.
2133         * timevar.def (TV_LIM): New timevar.
2134         * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
2135         computing immediate uses of a phi node.
2136         * tree-flow.h (struct tree_ann_common_d): Add aux field.
2137         (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
2138         * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
2139         * tree-pass.h (pass_lim): Declare.
2140         * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
2141         functions.
2142         (pass_lim): New pass structure.
2143         * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
2144         * tree.c (in_array_bounds_p): New function.
2145         * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
2146         (in_array_bounds_p, array_ref_up_bound): Declare.
2147         * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
2148         * doc/passes.texi (tree-ssa-loop-im.c): Document.
2149
2150 2004-07-09  Richard Henderson  <rth@redhat.com>
2151
2152         * builtins.c (expand_builtin_stpcpy): Don't modify len.
2153
2154         * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
2155         with prejudice.
2156
2157 2004-07-10  Kelley Cook  <kcook@gcc.gnu.org>
2158
2159         * flags.h: Delete redundant prototypes that are being generated
2160         in options.h from common.opt.
2161         * common.opt: Add in the expository comments formerly in flags.h.
2162
2163 2004-07-09  Jan Beulich  <jbeulich@novell.com>
2164
2165         * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
2166         available for use only when TARGET_MMX/_SSE is set, and check for
2167         variable argument function if any register count is non-zero.
2168         (function_arg): Correctly suppress repeated warnings for passing SSE
2169         vectors are arguments without SSE enabled.
2170         (ix86_function_arg_boundary): Without SSE enabled, the use of what
2171         would be SSE register modes does no longer influence the alignment.
2172
2173 2004-07-09  Richard Henderson  <rth@redhat.com>
2174
2175         * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
2176         Always align upward to arg boundary.  Use size_in_bytes/round_up.
2177         Maintain type-correctness of constants.
2178         * stor-layout.c (round_up, round_down): Special-case powers of 2.
2179
2180 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
2181
2182         * config/sparc/sparc.c (*_costs): Scale instruction costs
2183         by COSTS_N_INSNS.
2184         (sparc_rtx_costs): Adjust as appropriate.
2185
2186 2004-07-09  Jan Beulich  <jbeulich@novell.com>
2187
2188         * config/i386/mm3dnow.h: New.
2189         * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
2190
2191 2004-07-09  Richard Henderson  <rth@redhat.com>
2192
2193         * simplify-rtx.c (simplify_const_relational_operation): Only
2194         look at bounds of scalar integers.
2195
2196 2004-07-09  Jan Beulich  <jbeulich@novell.com>
2197
2198         * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
2199
2200 2004-07-09  Andrew Pinski  <apinski@apple.com>
2201
2202         * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
2203         always referenced.
2204         (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
2205         UOBJC_METACLASS_decl.
2206
2207 2004-07-09  James E Wilson  <wilson@specifixinc.com>
2208
2209         PR target/16364
2210         * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
2211         do return a parallel if hfa_mode == XFmode and mode == TImode.
2212
2213 2004-07-09  Jan Beulich  <jbeulich@novell.com>
2214
2215         * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
2216         permissible for unary plus.
2217
2218 2004-07-09  Jan Beulich  <jbeulich@novell.com>
2219
2220         * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
2221         (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
2222         (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
2223         (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
2224         BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
2225         * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
2226         BUILTIN_POPCOUNTxxx): Arguments are unsigned.
2227         (BUILTIN_xxxIMAX): New.
2228         * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
2229         BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
2230         BUILT_IN_PARITYIMAX.
2231
2232 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
2233
2234         * config/sparc/sparc.h (processor_costs): Define.
2235         (sparc_costs): Declare.
2236         * config/sparc/sparc.c (cypress_costs, supersparc_costs,
2237         hypersparc_costs, sparclet_costs, ultrasparc_costs,
2238         ultrasparc3_costs): New.
2239         (sparc_override_options): Set sparc_costs as appropriate.
2240         (sparc_rtx_costs): Use sparc_costs instead of messy
2241         conditionals.
2242
2243 2004-07-09  Steven Bosscher  <stevenb@suse.de>
2244
2245         * doc/md.texi (Processor pipeline description): Mention that
2246         the old pipeline description is deprecated.
2247
2248         * config/rs6000/7450.md (automaton ppc7450): Split up, move
2249         mciu_7450 function unit to...
2250         (automaton ppc7450mciu): ...new automaton.
2251
2252         * haifa-sched.c (insert_schedule_bubbles_p): Remove.
2253         (schedule_block): Don't consider inserting bubbles.
2254         (sched_init): Don't initialize DFA bubbles.
2255         * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
2256         TARGET_SCHED_DFA_BUBBLE): Remove.
2257         * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
2258         * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
2259         TARGET_SCHED_DFA_BUBBLE): Remove documentation.
2260
2261         * stmt.c (conditional_context): Remove prototype.
2262         * tree.h (conditional_context): Remove.
2263         * tree-cfg.c (pre_insert_on_edge): Remove.
2264
2265         * c-common.h (c_expand_asm_operands): Remove prototype.
2266         * c-typeck.c (c_expand_asm_operands): Remove.
2267
2268 2004-07-09  Jan Beulich  <jbeulich@novell.com>
2269
2270         * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
2271         their base modes. CTImode, TCmode, and XCmode must be passed in memory.
2272         TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
2273         and V8QI are class SSE. All sufficiently small remaining vector modes
2274         must be passed in one or two integer registers.
2275         (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
2276         returned in memory.
2277         (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
2278         __builtin_ia32_pmuludq128 have non-uniform argument and return types
2279         and must thus be handled explicitly.
2280         * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
2281         MMX and XMM regs.
2282         (movv8qi_internal, movv4hi_internal, movv2si_internal,
2283         movv2sf_internal): Permit moving between MMX and XMM registers (since
2284         MMX areguments and return values are passed in XMM registers).
2285         (sse2_umulsidi3): Correct type and mode.
2286
2287 2004-07-09  Richard Henderson  <rth@redhat.com>
2288
2289         * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
2290
2291 2004-07-09  Eric Christopher  <echristo@redhat.com>
2292
2293         * config/rs6000/40x.md: Split into two automatons.
2294
2295 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
2296             Andrew Pinski  <apinski@apple.com>
2297
2298         * c-opts.c (c_common_post_options): Force unit-at-a-time mode
2299         on when we have more than one input file.
2300         (c_common_parse_file): Restore loop over all input files.
2301         Clarify diagnostic for -dy when YYDEBUG wasn't defined.
2302
2303         * c-decl.c (set_type_context): New function.
2304         (pop_scope): Use it to set context of types.  When we
2305         encounter a TYPE_DECL, set the context of the attached type too.
2306         (pop_file_scope): Don't call cpp_undef_all here.
2307         (diagnose_mismatched_decls): Do not complain about a second
2308         definition of an 'extern inline' function if it's not in the
2309         same translation unit.  Do not complain about inline
2310         declaration after use if the use was in a different
2311         translation unit.
2312         (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
2313         (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
2314         the external scope.
2315         (pushdecl_top_level): Likewise.
2316         (grokdeclarator): Clarify what is going on with setting
2317         DECL_EXTERNAL on function types, a little.
2318         (c_write_global_declarations): Don't do anything if
2319         -fsyntax-only or errors have been encountered.
2320
2321 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
2322
2323         * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
2324
2325 2004-07-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2326
2327         PR target/16459
2328         * pa.c (output_indirect_call): Use %r2 as the link register when
2329         calling $$dyncall with a pc-relative branch.
2330
2331 2004-07-08  Gerald Pfeifer  <gerald@pfeifer.com>
2332
2333         * doc/install.texi (Binaries): Mention OpenPKG.
2334
2335 2004-07-09  Diego Novillo  <dnovillo@redhat.com>
2336
2337         Fix PR tree-optimization/15555
2338         * tree-dfa.c (dump_variable): If the variable is a pointer
2339         SSA_NAME, also dump its points-to information.
2340         * tree-flow.h (struct ptr_info_def): Add field
2341         is_dereferenced.
2342         (dump_points_to_info_for): Declare.
2343         (debug_points_to_info_for): Declare.
2344         * tree-optimize.c (init_tree_optimization_passes): Add a
2345         second alias analysis pass after DOM2.
2346         Move pass_del_pta to a later spot.
2347         * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
2348         create a name tags when we find a dereferenced pointer.  Just
2349         mark the pointer dereferenced.
2350         (collect_points_to_info_for): Move code to clear points-to
2351         information to create_name_tags.
2352         (create_name_tags): New function.
2353         (compute_flow_sensitive_aliasing): Call it.
2354         (setup_pointers_and_addressables): Mark type tags for renaming
2355         here instead of ...
2356         (create_memory_tag): ... here.
2357         (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
2358         (dump_points_to_info_for): Declare extern.
2359         (debug_points_to_info_for): New function.
2360
2361 2004-07-09  Paolo Bonzini  <bonzini@gnu.org>
2362
2363         * config/arc/arc.md: Switch to DFA-based scheduler description.
2364         * config/arc/arc.c: Switch to DFA-based scheduler description.
2365
2366 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
2367
2368         * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
2369         pointer.
2370
2371 2004-07-09  Richard Henderson  <rth@redhat.com>
2372
2373         * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
2374         * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2375         (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
2376         * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2377
2378         * config/v850/v850-protos.h (v850_va_arg): Remove.
2379         * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2380         (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
2381         * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
2382         (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
2383         (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
2384
2385 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
2386
2387         PR target/12133
2388         * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
2389         and DImode to use +/-4k offset.
2390
2391 2004-07-09  Richard Henderson  <rth@redhat.com>
2392
2393         * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
2394         Remove.
2395         * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2396         (xstormy16_gimplify_va_arg_expr): Rewrite from
2397         xstormy16_expand_builtin_va_arg.
2398         * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
2399
2400         * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
2401         * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
2402
2403         * config/sh/sh-protos.h (sh_va_arg): Remove.
2404         * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2405         (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
2406         * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
2407
2408         * config/pa/pa-protos.h (hppa_va_arg): Remove.
2409         * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2410         (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
2411         * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2412
2413         * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
2414         * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2415         (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
2416         * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
2417
2418 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
2419
2420         * config/sparc/sparc.md (return): Rewrite length formula.
2421         * config/sparc/sparc.c (output_return): Pass 1 as 5th
2422         argument to final_scan_insn when in a delay slot.
2423         (output_sibcall): Likewise.
2424
2425 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
2426
2427         * arm.c (arm_cpp_interwork): New variable.
2428         (arm_override_options): Set it if TARGET_INTERWORK was on the command
2429         line.
2430         * arm.h (arm_cpp_interwork): Declare it.
2431         (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
2432         __THUMB_INTERWORK__ in the preprocessor.
2433
2434 2004-07-09  Nathan Sidwell  <nathan@codesourcery.com>
2435
2436         * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
2437
2438 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
2439
2440         PR target/16416
2441         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
2442         Override default settings to account for -m32 and -m64.
2443
2444 2004-07-08  Randolph Chung  <tausq@debian.org>
2445
2446         * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
2447
2448 2004-07-09  Alexandre Oliva  <aoliva@redhat.com>
2449
2450         * builtins.c (fold_builtin_strncpy): Make sure len is a constant
2451         before comparing it as such.
2452
2453 2004-07-08  Richard Henderson  <rth@redhat.com>
2454
2455         * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
2456         temporary.  Use bit arithmetic to align.
2457
2458 2004-07-08  Jerry Quinn  <jlquinn@optonline.net>
2459
2460         * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
2461         nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
2462         NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
2463         * bb-reorder.c (mark_bb_for_unlikely_executed_section,
2464         add_labels_and_missing_jumps, find_jump_block,
2465         fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
2466         Likewise.
2467         * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
2468         link_btr_uses, move_btr_def): Likewise.
2469         * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
2470         expand_builtin_expect_jump): Likewise.
2471         * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
2472         * calls.c (expand_call, emit_library_call_value_1): Likewise.
2473         * cfganal.c (forwarder_block_p): Likewise.
2474         * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
2475         make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
2476         find_bb_boundaries): Likewise.
2477         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2478         merge_blocks_move_predecessor_nojumps,
2479         merge_blocks_move_successor_nojumps, insns_match_p,
2480         flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2481         try_optimize_cfg): Likewise.
2482         * cfgexpand.c (expand_block, construct_exit_block): Likewise.
2483         * cfglayout.c (skip_insns_after_block, label_for_bb,
2484         record_effective_endpoints, insn_locators_initialize,
2485         fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
2486         * cfgmainloop.c (create_loop_notes): Likewise.
2487         * cfgrtl.c (delete_insn, delete_insn_chain,
2488         create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
2489         update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
2490         block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2491         redirect_branch_edge, force_nonfallthru_and_redirect,
2492         rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
2493         rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
2494         update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
2495         purge_dead_edges, cfg_layout_redirect_edge_and_branch,
2496         cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
2497         cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
2498         need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
2499         * combine.c (combine_instructions, can_combine_p, try_combine,
2500         find_split_point, record_dead_and_set_regs, reg_dead_at_p,
2501         distribute_notes, distribute_links, insn_cuid): Likewise.
2502         * cse.c (fold_rtx, cse_insn, cse_around_loop,
2503         invalidate_skipped_block, cse_set_around_loop,
2504         cse_end_of_basic_block, cse_main, cse_basic_block,
2505         cse_condition_code_reg): Likewise.
2506         * cselib.c (cselib_process_insn): Likewise.
2507         * ddg.c (create_ddg): Likewise.
2508         * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
2509         Likewise.
2510         * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2511         gen_label_die, dwarf2out_var_location): Likewise.
2512         * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
2513         next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
2514         last_call_insn, active_insn_p, next_label, prev_label,
2515         link_cc0_insns, next_cc0_user, try_split, add_insn_after,
2516         add_insn_before, remove_insn, add_function_usage_to,
2517         reorder_insns, find_line_note, remove_unnecessary_notes,
2518         emit_insn_after_1, classify_insn): Likewise.
2519         * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
2520         connect_post_landing_pads, sjlj_mark_call_sites,
2521         sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
2522         can_throw_internal, can_throw_external, set_nothrow_function_flags,
2523         convert_to_eh_region_ranges): Likewise.
2524         * explow.c (optimize_save_area_alloca): Likewise.
2525         * expr.c (expand_expr_real): Likewise.
2526         * final.c (insn_current_reference_address, compute_alignments,
2527         shorten_branches, final, scan_ahead_for_unlikely_executed_note,
2528         final_scan_insn, output_asm_label, leaf_function_p): Likewise.
2529         * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
2530         propagate_block_delete_insn, propagate_one_insn,
2531         init_propagate_block_info, propagate_block, libcall_dead_p,
2532         mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
2533         Likewise.
2534         * function.c (instantiate_virtual_regs, reorder_blocks_1,
2535         expand_function_start, expand_function_end, contains,
2536         thread_prologue_and_epilogue_insns,
2537         reposition_prologue_and_epilogue_notes): Likewise.
2538         * gcse.c (constprop_register, bypass_conditional_jumps,
2539         insert_insn_end_bb, gcse_after_reload): Likewise.
2540         * genemit.c (gen_expand, gen_split): Likewise.
2541         * genpeep.c (gen_peephole, main): Likewise.
2542         * global.c (build_insn_chain): Likewise.
2543         * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
2544         * haifa-sched.c (unlink_other_notes, unlink_line_notes,
2545         get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
2546         restore_line_notes, rm_redundant_line_notes, rm_other_notes,
2547         ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
2548         * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
2549         cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
2550         merge_if_block, block_jumps_and_fallthru_p, find_if_block,
2551         dead_or_predicable): Likewise.
2552         * integrate.c (try_constants): Likewise.
2553         * jump.c (rebuild_jump_labels, cleanup_barriers,
2554         purge_line_number_notes, init_label_info, mark_all_labels,
2555         squeeze_notes, get_label_before, get_label_after,
2556         reversed_comparison_code_parts, simplejump_p, pc_set,
2557         returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
2558         delete_barrier, delete_prior_computation, delete_computation,
2559         delete_related_insns, delete_for_peephole, redirect_jump):
2560         Likewise.
2561         * lcm.c (optimize_mode_switching): Likewise.
2562         * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
2563         Likewise.
2564         * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
2565         * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
2566         * loop-iv.c (simplify_using_assignment): Likewise.
2567         * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
2568         libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
2569         find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
2570         loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
2571         check_insn_for_givs, check_final_value, update_giv_derive,
2572         basic_induction_var, product_cheap_p, check_dbra_loop,
2573         loop_insn_first_p, last_use_this_basic_block,
2574         canonicalize_condition, get_condition, loop_regs_scan, load_mems,
2575         try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
2576         * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
2577         sms_schedule_by_order): Likewise.
2578         * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
2579         * postreload.c (reload_cse_simplify_operands, reload_combine,
2580         reload_cse_move2add): Likewise.
2581         * predict.c (can_predict_insn_p, estimate_probability,
2582         expected_value_to_br_prob, process_note_predictions): Likewise.
2583         * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
2584         * profile.c (branch_prob): Likewise.
2585         * ra-build.c (live_out_1, livethrough_conflicts_bb,
2586         detect_webs_set_in_cond_jump): Likewise.
2587         * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
2588         ra_print_rtl_with_bb): Likewise.
2589         * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
2590         * recog.c (next_insn_tests_no_inequality, find_single_use,
2591         split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
2592         * reg-stack.c (next_flags_user, record_label_references,
2593         emit_swap_insn, swap_rtx_condition, subst_stack_regs,
2594         compensate_edge, convert_regs_1): Likewise.
2595         * regclass.c (scan_one_insn): Likewise.
2596         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2597         regmove_optimize, fixup_match_1, single_set_for_csa,
2598         combine_stack_adjustments_for_block): Likewise.
2599         * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
2600         * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
2601         find_equiv_reg): Likewise.
2602         * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
2603         reload_as_needed, emit_input_reload_insns, do_output_reload,
2604         delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
2605         Likewise.
2606         * reorg.c (find_end_label, emit_delay_sequence,
2607         delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
2608         get_jump_flags, rare_destination, mostly_true_jump,
2609         try_merge_delay_insns, redundant_insn, own_thread_p,
2610         fill_simple_delay_slots, fill_slots_from_thread,
2611         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
2612         dbr_schedule): Likewise.
2613         * resource.c (find_basic_block, next_insn_no_annul,
2614         find_dead_or_set_registers, mark_target_live_regs): Likewise.
2615         * rtl.h (RTX_PREV): Likewise.
2616         * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
2617         no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
2618         reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
2619         find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
2620         tablejump_p, computed_jump_p, insns_safe_to_move_p,
2621         find_first_parameter_load, can_hoist_insn_p): Likewise.
2622         * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
2623         sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
2624         * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
2625         schedule_ebbs): Likewise.
2626         * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
2627         is_conditionally_protected, can_schedule_ready_p,
2628         add_branch_dependences, debug_dependencies): Likewise.
2629         * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
2630         Likewise.
2631         * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
2632         reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
2633         set_dominates_use, ujump_to_loop_cont): Likewise.
2634         * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
2635         * varasm.c (output_constant_pool_1): Likewise.
2636
2637 2004-07-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2638
2639         * tree-scalar-evolution.c: New file.
2640         * tree-scalar-evolution.h: New file.
2641         * tree-ssa-loop-niter.c: New file.
2642         * Makefile.in (SCEV_H): New.
2643         (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
2644         * cfgloop.h (struct loop): Add bounds field.
2645         * tree-flow.h (struct tree_niter_desc): New type.
2646         (number_of_iterations_cond, number_of_iterations_exit,
2647         loop_niter_by_eval, find_loop_niter_by_eval,
2648         estimate_numbers_of_iterations, can_count_iv_in_wider_type,
2649         free_numbers_of_iterations_estimates): Declare.
2650         * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
2651         * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
2652         * doc/invoke.texi (max-iterations-to-track): Document.
2653
2654 2004-07-08  Kaz Kojima  <kkojima@gcc.gnu.org>
2655
2656         * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
2657         * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
2658         (MODE_AFTER): Add cast appropriately.
2659         * config/sh/sh.md (movdi splitter): Likewise.
2660         (casesi_worker_2): Add const qualifier appropriately.
2661         (eh_return): Remove unused variable.
2662         (insv): Initialize v;
2663
2664 2004-07-08  Richard Henderson  <rth@redhat.com>
2665
2666         * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
2667         * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2668         (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
2669         * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
2670         (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
2671
2672         * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
2673         * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2674         (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
2675         * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
2676
2677         * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
2678         * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2679         (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
2680         * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
2681
2682         * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
2683         * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2684         (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
2685         * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
2686
2687         * config/i860/i860-protos.h (i860_va_arg): Remove.
2688         * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2689         (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
2690         * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
2691
2692 2004-05-31  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2693
2694         * system.h: Prototype getpagesize if missing.
2695         * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
2696         * configure: Regenerate.
2697         * config.in: Regenerate.
2698
2699 2004-07-08  Richard Henderson  <rth@redhat.com>
2700
2701         * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
2702         * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2703         (fr30_gimplify_va_arg_expr): New.
2704         (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
2705         * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
2706
2707 2004-07-08  Vladimir Makarov  <vmakarov@redhat.com>
2708
2709         PR target/16414
2710         * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
2711         of asm_noperands result.
2712
2713 2004-07-08  Richard Henderson  <rth@redhat.com>
2714
2715         * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
2716         * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2717         (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
2718         * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
2719
2720 2004-07-08  Richard Henderson  <rth@redhat.com>
2721
2722         * builtins.c (ind_gimplify_va_arg_expr): New.
2723         * tree.h (ind_gimplify_va_arg_expr): Declare.
2724         * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
2725
2726 2004-07-08  Jan Beulich  <jbeulich@novell.com>
2727
2728         * expmed.c (extract_bit_field): Correct condition to use vec_extract
2729         patterns also on vector elements other than the first one.
2730         * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
2731         break statements.
2732
2733 2004-07-08  Geoffrey Keating  <geoffk@apple.com>
2734
2735         * config/rs6000/darwin-ldouble.c: Correct reference
2736         to the Linnainmaa paper.
2737
2738 2004-07-08  Richard Henderson  <rth@redhat.com>
2739
2740         * config/arc/arc-protos.h (arc_va_arg): Remove.
2741         * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2742         (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
2743         * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2744
2745         * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
2746         * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2747         (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
2748         * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
2749
2750 2004-07-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2751
2752         * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
2753
2754 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
2755
2756         * c-decl.c (static_ctors, static_dtors): Make static.
2757         (pop_file_scope): Call c_common_write_pch and
2758         cgraph_finalize_compilation_unit here.
2759         (build_cdtor): Moved here from c-objc-common.c; simplify.
2760         (c_write_global_declarations_1): Clarify comment.
2761         (c_write_global_declarations): Close the external scope before
2762         doing anything else.  Call build_cdtor, cgraph_optimize, and
2763         mudflap_finish_file here.
2764         * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
2765         Clarify comment.
2766         * c-objc-common.c: No need to include cgraph.h.
2767         (build_cdtor): Moved to c-decl.c.
2768         (c_objc_common_finish_file): Delete.
2769         * c-tree.h: Update to match.
2770         * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
2771         (generate_static_references): Set TREE_USED before calling finish_decl.
2772         Eliminate unnecessary dummy declaration.  Call rest_of_decl_compilation
2773         on the static_instances_decl.
2774
2775 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
2776
2777         * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
2778         decls when there is only one input translation unit.
2779         * langhooks.c (lhd_set_decl_assembler_name): Partially revert
2780         change of 2004-07-05; do not treat declarations with
2781         DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
2782         * opts.c (cur_in_fname): Delete.
2783         * opts.h: Likewise.
2784         * tree.c: Revert changes of 2004-07-05; no special treatment
2785         for TRANSLATION_UNIT_DECLs.
2786         * Makefile.in (tree.o): Update dependencies.
2787
2788 2004-07-08  Roger Sayle  <roger@eyesopen.com>
2789
2790         * builtins.c (fold_builtin_strcpy): Merge functionality from
2791         simplify_builtin_strcpy.  Add additional len argument.  No longer
2792         static.  Remove function prototype.
2793         (fold_builtin_strncpy): Likewise integrate functionality from
2794         simplify_builtin_strncpy.  Add additional slen argument.  No
2795         longer static.  Remove function prototype.
2796         (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
2797         (simplify_builtin_fputs): Rename to fold_builtin_fputs.  Change
2798         types of "ignore" and "unlocked" parameters to bool.
2799         (fold_builtin_1):  Add additional ignore argument.  Call renamed
2800         fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
2801         builtins.  Update arguments to fold_builtin_strncpy and
2802         fold_builtin_strcpy.  Add function prototype.
2803         (fold_builtin): Add additional Boolean ignore argument to pass
2804         to fold_builtin_1.
2805         (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
2806         and fold_builtin_strncpy instead of simplify_builtin_fputs,
2807         simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
2808
2809         * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
2810         simplify_builtin_strncpy): Delete function prototypes.
2811         * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
2812         fold_builtin_strncpy): Add function prototypes here.
2813         (fold_builtin): Update function prototype with new "bool ignore".
2814
2815         * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
2816         (ccp_fold_builtin):  Update call to fold_builtin.  Call
2817         fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
2818         instead of simplify_builtin_fputs, simplify_builtin_strcpy and
2819         simplify_builtin_strncpy respectively.
2820         * fold-const.c (fold): Update call to fold_builtin.
2821
2822 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
2823
2824         * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
2825         to strcpy.
2826
2827         * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
2828         (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
2829         (FUNCTION_ARG_CALLEE_COPIES): Likewise.
2830         * calls.c: Remove ifdefs of macros above.
2831         * functions.c: Likewise.
2832         * expr.c: Likewise.
2833
2834 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
2835
2836         * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
2837         (arch attribute): Delete.
2838         (current_function_calls_alloca attribute): Rename into calls_alloca.
2839         (calls_eh_return): New attribute.
2840         (leaf_function): Likewise.
2841         (length attribute): Fix formula for sibcalls.
2842         (return insn): Correctly compute the 'length' attribute.
2843         (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
2844
2845 2004-07-08  Richard Henderson  <rth@redhat.com>
2846
2847         * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
2848         (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
2849         (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
2850         * tree-eh.c (lower_eh_constructs_1): Likewise.
2851         * tree-sra.c (sra_walk_modify_expr): Likewise.
2852         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2853         (eliminate_unnecessary_stmts): Likewise.
2854         * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2855         * tree-tailcall.c (optimize_tail_call): Likewise.
2856         * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
2857
2858 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
2859             Jakub Jelinek  <jakub@redhat.com>
2860
2861         * config/i386/i386.c (override_options): Enable
2862         SSE prefetches with -mtune, as long as we are
2863         compiling for i686 or higher.  All i686 processors
2864         accept SSE prefetches as NOPS, some i586's don't.
2865
2866 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
2867
2868         PR target/10567
2869         * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
2870
2871 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
2872
2873         * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
2874         the handling of clobbering ASM_EXPRs.
2875
2876 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
2877
2878         PR target/16430
2879         * config/sparc/sparc.c (function_value): In 64-bit mode,
2880         return the aggregates larger than 16 bytes like unions.
2881
2882 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
2883
2884         PR target/16199
2885         * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
2886         'temp' is zero, generate new pseudos as needed and emit the
2887         sequence of insns in single-assignment form.  Resync comments
2888         with code.
2889         (sparc_emit_set_const64): Pass zero as 'temp' argument to above
2890         function before reload.
2891
2892 2004-07-08  Nathan Sidwell  <nathan@codesourcery.com>
2893
2894         * vec.c (vec_assert_fail): Remove duplicate 'function'.
2895
2896         * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
2897
2898         * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
2899         Allocation is signed.
2900         (VEC_reserve): Return flag, allocation is signed.
2901
2902 2004-07-08  Richard Henderson  <rth@redhat.com>
2903
2904         * tree-ssa-ccp.c (fold_stmt): Get type directly from
2905         OBJ_TYPE_REF_OBJECT.
2906
2907 2004-07-08  Joseph S. Myers  <jsm@polyomino.org.uk>
2908             Neil Booth  <neil@daikokuya.co.uk>
2909
2910         PR c/2511
2911         PR c/3325
2912         * c-decl.c (finish_struct): Ensure bit-fields are given the
2913         correct type.
2914         * c-common.c (c_common_signed_or_unsigned_type): For C, require
2915         the precision to match as well as the mode.
2916         * expr.c (reduce_to_bit_field_precision): New function.
2917         (expand_expr_real_1): Reduce expressions of bit-field type to
2918         proper precision.
2919         * langhooks.h (reduce_bit_field_operations): New hook.
2920         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2921         Define.
2922         * c-lang.c, objc/objc-lang.c
2923         (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
2924         * objc/objc-act.c (check_ivars): Convert types to bit-field types
2925         before checking.
2926         * tree.c (build_nonstandard_integer_type): New function.
2927         * tree.h (build_nonstandard_integer_type): New prototype.
2928         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
2929         conversions between integer and boolean types as useless.
2930
2931 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
2932
2933         * c-common.c (c_common_nodes_and_builtins): Do not
2934         create __builtin_ptrdiff_t and __builtin_size_t.
2935
2936 2004-07-08  Andrew Pinski  <apinski@apple.com>
2937
2938         * Makefile.in (libbackend.o): Add -combine to the gcc
2939         command line.
2940
2941 2004-07-08  Nick Clifton  <nickc@redhat.com>
2942
2943         * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
2944         Set to -Os.
2945
2946 2004-07-08  Richard Henderson  <rth@redhat.com>
2947
2948         * except.c (expand_eh_region_start, expand_eh_region_end,
2949         expand_eh_handler, expand_eh_region_end_cleanup,
2950         expand_start_all_catch, expand_start_catch, expand_end_catch,
2951         expand_end_all_catch, expand_eh_region_end_allowed,
2952         expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
2953         expand_eh_region_end_fixup): Remove.
2954         * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
2955         cleanups, outer_cleanups, label_chain, exception_region.
2956         (struct goto_fixup): Remove stack_level, cleanup_list_list.
2957         (struct label_chain): Remove.
2958         (struct stmt_status): Remove x_stack_block_stack.
2959         (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
2960         fixup_gotos, save_stack_pointer, expand_decl_cleanup,
2961         expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
2962         end_cleanup_deferral, last_cleanup_this_contour,
2963         containing_blocks_have_cleanups_or_stack_level,
2964         any_pending_cleanups): Remove.
2965         (expand_null_return_1): Take no arguments.
2966         (expand_label, expand_naked_return, expand_return,
2967         expand_start_bindings_and_block, expand_end_bindings, expand_decl,
2968         expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
2969         expand_end_case_type): Don't use any of them.
2970         * calls.c (expand_call): Likewise.
2971         * dojump.c (do_jump): Likewise.
2972         * function.c (expand_function_end): Likewise.
2973         * expr.c (store_expr, expand_expr_real_1): Likewise.
2974         (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
2975         (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
2976         CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
2977         EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
2978         * fold-const.c (fold_checksum_tree): Use first_rtl_op.
2979         * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
2980         * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
2981         for WITH_CLEANUP_EXPR.
2982         (gimple_push_cleanup): Likewise.
2983         * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2984         * print-tree.c (print_node): Likewise.
2985         * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2986         * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2987         (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2988         * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2989         (GOTO_SUBROUTINE_EXPR): Remove.
2990         * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2991         (DECL_TOO_LATE): Remove.
2992         * except.h, tree.h: Update decls.
2993
2994 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
2995
2996         * explow.c (optimize_save_area_alloca): Do not accept parameters.
2997         * passes.c (rest_of_handle_final): Handle symout.
2998         (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
2999         Push timevar here.
3000         (rest_of_handle_sched): Break out SMS.  Remove ifs for
3001         flag_schedule_insns and flag_modulo_sched.
3002         (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
3003         collect at the end.
3004         (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
3005         (rest_of_handle_partition_blocks, rest_of_handle_sms,
3006         rest_of_handle_if_after_reload, rest_of_handle_peephole2,
3007         rest_of_handle_mode_switching, rest_of_handle_jump,
3008         rest_of_handle_guess_branch_prob, rest_of_handle_eh,
3009         rest_of_handle_jump2, rest_of_handle_postreload,
3010         rest_of_handle_flow2, rest_of_clean_state,
3011         rest_of_handle_shorten_branches,
3012         rest_of_handle_prologue_epilogue,
3013         rest_of_handle_branch_target_load_optimize): New.
3014         (rest_of_compilation): Call the above.  Remove ggc_collect
3015         calls moved to rest_of_handle_*.
3016         * rtl.h (optimize_save_area_alloca): Do not accept parameters.
3017
3018         * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
3019         * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
3020         * except.h (set_nothrow_function_flags): Update comment.
3021         * function.c (current_function_nothrow): Remove.
3022         * output.h (current_function_nothrow): Remove.
3023         * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
3024         * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
3025
3026 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
3027
3028         PR bootstrap/16326
3029         * reorg.c: Revert 2004-06-30 change.
3030         (find_end_label): If HAVE_epilogue and !HAVE_return,
3031         return 0 instead of creating a label at the end of the insn chain.
3032         (optimize_skip): Account for the failure mode of find_end_label.
3033         (fill_simple_delay_slots): Likewise.
3034         (fill_slots_from_thread): Likewise.
3035         (relax_delay_slots): Likewise.
3036
3037 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
3038
3039         * tree-flow.h (addressable_vars): Declare.
3040         * tree-ssa-alias.c (addressable_vars): Define.
3041         (setup_pointers_and_addressables): Add addressable variables
3042         to addressable_vars.
3043         * tree-ssa-operands.c (get_stmt_operands): Move
3044         handling of ASM_EXPRs ...
3045         (get_asm_expr_operands): ... here.
3046         When the ASM_EXPR clobbers memory, also clobber addressable
3047         variables.
3048         * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
3049         (delete_tree_ssa): Reset addressable_vars.
3050
3051 2004-07-07  Jan Beulich  <jbeulich@novell.com>
3052             Richard Henderson  <rth@redhat.com>
3053
3054         * varasm.c (assemble_variable): Use assemble_zeros for
3055         zero-initialized variables.
3056         (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
3057         for SECCAT_BSS and SECCAT_TBSS.
3058
3059 2004-07-07  Jan Beulich  <jbeulich@novell.com>
3060
3061         * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
3062
3063         * expmed.c (emit_store_flag): Also special-case double-word
3064         (in-)equality comparison against -1.
3065
3066         * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
3067         passing arguments the containers for which are registers.
3068
3069         * calls.c (emit_library_call_value_1): Use mode of function parameter
3070         rather than that of argument since constants have none.
3071
3072 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
3073
3074         Introduce H8SX support.
3075         * expr.c (expand_strcpy): Renamed and moved to...
3076         * builtins.c (expand_movstr): ... here.  Tweak.
3077         (expand_builtin_strcpy): Adjust.  Use movstr if len can't be
3078         computed or has side effects.
3079         (expand_builtin_stpcpy): Likewise.  Use strcpy if return value is
3080         unused, or if mempcpy fails.  Adjust the return value in the
3081         latter case.  Use movstr if everything else fails.
3082         * doc/md.texi (movstr): Document.
3083         (movmemM, clrmemM): Fix explanation of memory block operands.
3084         * config/h8300/h8300.md (stpcpy): Renamed to...
3085         (movstr): ... this.  Adjust.
3086         2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
3087         * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
3088         movmem* and clrstr* to clrmem*.
3089         2004-06-27  Alexandre Oliva  <aoliva@redhat.com>
3090         * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
3091         GENERAL_REGS, always.
3092         (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
3093         getting the stack pointer as addr.
3094         * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
3095         from general_operand_dst.
3096         * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
3097         variant of...
3098         (movmd_internal): ... this.  Add modes to operands.  Disparage `D'
3099         instead of requiring it to match only before reload.
3100         (stpcpy_internal_normal): New, normal-mode variant of...
3101         (stpcpy_internal): ... this.  Add modes to operands.  Disparage
3102         `D' instead of requiring it to match only before reload.
3103         * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
3104         mode argument.
3105         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
3106         * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
3107         h8300_get_index.
3108         * config/h8300/h8300.md (attr type): Add call.
3109         (attr can_delay): If type is call, set it no.
3110         (call, call_value): Set type to call.
3111         2004-06-21  Alexandre Oliva  <aoliva@redhat.com>
3112         * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
3113         2004-06-16  Alexandre Oliva  <aoliva@redhat.com>
3114         * tree.c (get_narrower): Don't narrow integral types into
3115         non-integral types.
3116         * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
3117         frame_size *before* the first use.
3118         * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
3119         on input.
3120         (peephole2): Don't widen instructions that push SP.  Move
3121         decrement of SP to the end of all stm-generating peepholes.
3122         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
3123         * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
3124         and OR to set it to all ones.
3125         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
3126         * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
3127         (call, call_value): Set can_delay to "no".
3128         2003-07-22  Richard Sandiford  <rsandifo@redhat.com>
3129         * config/h8300/h8300.md (extzv): Make subreg check more robust.
3130         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
3131         * config/h8300/h8300.md (*brabit): Remove.
3132         * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
3133         zero_extract.  Use bit_memory_operand as the predicate for
3134         operand 1 and 'WU' as the constraint.  Check the difference
3135         between the base length and the final one when deciding which
3136         type of branch to use.
3137         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
3138         * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
3139         Use convert_move to extend the result for TARGET_H8300SX.  Check
3140         for QImode memory references.  Optimize the case where the
3141         destination is a paradoxical subreg.
3142         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
3143         * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
3144         * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
3145         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
3146         * config/h8300/h8300.md: Include mova.md
3147         (length_table): Add mova and mova_zero.
3148         * config/h8300/h8300.c (print_operand): Handle '%o'.  Print a length
3149         after all constant addresses for '%R', '%X', '%T' and '%S'.
3150         (h8300_mova_length): New function.
3151         (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
3152         * config/h8300/t-h8300 (mova.md): Generate from genmova.sh.  Add to
3153         dependencies for s-config, etc.
3154         * config/h8300/gemova.sh: New file.
3155         * config/h8300/mova.md: Generated.
3156         2003-07-20  Alexandre Oliva  <aoliva@redhat.com>
3157         * config/h8300/h8300.c (h8300_bitfield_length): New.
3158         (nibble_operand): Adjust.
3159         (h8300_binary_length): Handle conditional binary op.
3160         (h8300_insn_length_from_table): Handle bitfield and bitbranch.
3161         * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
3162         P#<X, respectively.  The original P is now IP4>X.  Introduced P#>0
3163         and P#<0, unused so far.  W and Y are now prefixes to multi-letter
3164         constraints.  WU is introduced as a variant of U that requires a
3165         mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
3166         * config/h8300/h8300.md (attr type): Added bitbranch.
3167         (attr length_table): Added bitfield and bitbranch.
3168         (attr length): Compute bitbranch length.
3169         (andqi): Separate pattern for H8300SX.  Use bfld for loading the
3170         least-significant bit of a byte.
3171         (brabit, brabc, brabs): New.
3172         (insv, extzv): Emit bfst and bfld on H8300SX.
3173         (bfld, bfst, seq, sne): New.
3174         (bstzhireg, cmpstz, bstz, bistz): New.
3175         (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
3176         (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
3177         2003-07-11  Richard Sandiford  <rsandifo@redhat.com>
3178         * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
3179         (h8sx_unary_memory_operator): New function.
3180         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
3181         (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
3182         * config/h8300/h8300.md: Add peepholes to combine reloads and
3183         arithmetic insns.
3184         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
3185         * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
3186         (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
3187         (and?i, ior?i, xor?i): Likewise.
3188         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
3189         * config/h8300/h8300.c: Move enums and prototypes to head of file.
3190         Various whitespace fixes.
3191         (h8300_constant_length): New function, split out from...
3192         (h8300_displacement_size): ...here.  Rename h8300_displacement_length.
3193         (h8300_classify_operand): Use IN_RANGE.
3194         (h8300_classify_operand): Use h8300_constant_length.
3195         (h8300_short_move_mem_p): Tighten size check.
3196         (h8sx_mergeable_memrefs_p): Tighten equality check.
3197         2003-06-30  Richard Sandiford  <rsandifo@redhat.com>
3198         * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
3199         for -msx.
3200         * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
3201         * config/h8300/crtn.asm: Likewise.
3202         * config/h8300/lib1funcs.asm: Likewise.  Use 32-bit pointers
3203         if __H8300SX__ is defined.
3204         2003-06-27  Richard Sandiford  <rsandifo@redhat.com>
3205         * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
3206         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
3207         (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
3208         addresses as mode-dependent.
3209         * config/h8300/h8300.c (print_operand_address): Update call to
3210         h8300_get_index.
3211         (h8300_get_index): Take a mode argument.  Rework to fix an
3212         earlier misunderstanding.
3213         2003-06-26  Richard Sandiford  <rsandifo@redhat.com>
3214         * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
3215         into a register if TARGET_H8300SX.
3216         (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
3217         TARGET_H8300SX.  Also disable related define_splits.
3218         (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
3219         2003-06-23  Richard Sandiford  <rsandifo@redhat.com>
3220         * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
3221         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
3222         * config/h8300/h8300.h (OK_FOR_Z): New macro.
3223         (EXTRA_CONSTRAINT_STR): Check it.
3224         * config/h8300/h8300.c (h8300_classify_operand): Accept null
3225         class arguments.
3226         (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
3227         * config/h8300/h8300.md (length_table): Add mov_imm4.
3228         (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
3229         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
3230         * genattrtab.c (write_eligible_delay): Allow candidate_insn to
3231         be a label.
3232         * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
3233         * config/h8300/h8300.c (h8300_reorg): New function.
3234         (TARGET_MACHINE_DEPENDENT_REORG): Define.
3235         * config/h8300/h8300.md (length): Subtract the length of the
3236         delay slot from (pc) when checking the range of forward branches.
3237         (delay_slot, can_delay): New attributes.
3238         (define_delay): Add bra/s handling.
3239         (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
3240         (jump): Add delayed-branch handling.
3241         2003-06-17  Richard Sandiford  <rsandifo@redhat.com>
3242         * expr.c (expand_strcpy): New function.
3243         * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
3244         (expand_builtin_stpcpy): Likewise.
3245         * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
3246         (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
3247         * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
3248         handling to improve register allocation for -fno-omit-frame-pointer.
3249         (h8sx_split_movmd): Delete, moving er6 handling into...
3250         (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
3251         * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
3252         (movmd): Add calls to copy_rtx.
3253         (movmd_internal): In the second alternative, allow the initial and
3254         final destination registers to be different .  Update the splitter
3255         accordingly.  Call h8300_swap_into_er6 and h8300_swap_out_of_er6
3256         instead of h8sx_split_movmd.
3257         (stpcpy, movsd): New expanders.
3258         (movsd_internal): New define_insn.
3259         2003-06-13  Richard Sandiford  <rsandifo@redhat.com>
3260         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
3261         (h8sx_emit_movmd, h8sx_split_movmd): Declare.
3262         * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
3263         and DESTINATION_REGS.
3264         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3265         (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
3266         (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
3267         (h8300_move_ratio): Declare.
3268         (MOVE_RATIO): Use it.
3269         * config/h8300/h8300.c (h8300_move_ratio): New variable.
3270         (h8300_init_once): Initialize it.
3271         (h8300_reg_class_from_letter): New function.
3272         (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
3273         (h8sx_emit_movmd, h8sx_split_movmd): New functions.
3274         * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
3275         (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
3276         (movstrsi, movmd): New expanders.
3277         (movmd_internal): New insn.
3278         2003-06-06  Richard Sandiford  <rsandifo@redhat.com>
3279         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
3280         2003-06-04  Richard Sandiford  <rsandifo@redhat.com>
3281         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
3282         * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
3283         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
3284         * config/h8300/h8300.c (nibble_operand): Fix warning.
3285         * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
3286         (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
3287         (movsf_h8300h): Disable for TARGET_H8300SX.
3288         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
3289         * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
3290         h8300_stm_parallel and h8300_return_parallel.
3291         * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
3292         h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
3293         h8300_stm_parallel, h8300_return_parallel): New functions.
3294         (h8300_expand_prologue): Don't enforce ldm/stm register alignment
3295         if TARGET_H8300SX.  Use h8300_push_pop.
3296         (h8300_expand_epilogue): Likewise.  Try to merge the return insn
3297         and final pop when generating h8sx code.  Always emit some form
3298         of return insn.
3299         * config/h8300/h8300.md: Don't enforce register alignment in
3300         stm peepholes if TARGET_H8300SX.
3301         (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
3302         (ldm_h8300s_[234], stm_h8300_[234]): Disable.
3303         (epilogue): Expect h8300_expand_epilogue to emit a return insn.
3304         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
3305         * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
3306         (MULTILIB_DIRNAMES): Add a directory for it.
3307         (MULTILIB_MATCHES): Delete.
3308         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
3309         * final.c (walk_alter_subreg): Handle addresses with subregs
3310         inside a ZERO_EXTEND or AND.
3311         * config/h8300/h8300-protos.h (h8300_get_index): Declare.
3312         * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
3313         if TARGET_H8300SX.
3314         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
3315         * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
3316         @(dd,Rn.w) and @(dd,ERn.L).
3317         (h8300_displacement_size): Take the whole address as argument.
3318         (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
3319         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
3320         * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
3321         (h8sx_mergeable_memrefs_p): Declare.
3322         * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
3323         (HAVE_PRE_INCREMENT): Likewise.
3324         (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
3325         addresses for TARGET_H8300SX,
3326         * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
3327         and POST_DEC.
3328         (movb_length_table, movl_length_table): New tables.
3329         (movw_length_table): Define to movb_length_table.
3330         (h8300_displacement_size): New, split out from...
3331         (h8300_classify_address): ...here.  Handle pre/post inc/dec.
3332         (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
3333         (h8300_insn_length_from_table): Add cases for movb, movw and movl.
3334         (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
3335         (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
3336         (compute_plussi_length, compute_plussi_cc): Update accordingly.
3337         (h8sx_unary_shift_operator): Get the mode from the operator.
3338         (binary_shift_operator): Likewise.
3339         * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
3340         a memory reference, check whether the reference is offsettable.
3341         (length_table): Add movb, movw and movl.
3342         (movqi): Add new h8sx pattern.  Don't force one operand to be a
3343         register when generating h8sx code.
3344         (movhi, movsi, movsf): Likewise.
3345         (movstrictqi): Use the length_table attribute.
3346         (movstricthi): Likewise.  Add h8sx alternative for mov.w #xx:3,Rn.
3347         (addqi3): Split into a define_expand and define_insn.  Don't accept
3348         memory operands in the expander.  Use h8300_operands_match_p to
3349         check for matching operands in the define_insn.
3350         (subqi3, negqi2, one_cmplqi2): Likewise.
3351         (add[hs]i3): Don't accept memory operands in the expander.  Likewise
3352         in any patterns that are unused in h8sx code.  In the h8sx patterns,
3353         use h8300_operands_match_p to check whether operands match.
3354         (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
3355         one_cmpl[hs]i3): Likewise.
3356         (andqi3, iorqi3, xorqi3): Likewise.  Don't call fix_bit_operand
3357         in the expander.
3358         2003-05-23  Richard Sandiford  <rsandifo@redhat.com>
3359         * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
3360         (h8300_insn_length_from_table): Add a second parameter.
3361         (output_h8sx_shift): Declare.
3362         * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
3363         (EXTRA_CONSTRAINT): Replace with...
3364         (EXTRA_CONSTRAINT_STR): ...this.  Use OK_FOR_W and OK_FOR_Y.
3365         (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
3366         (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
3367         and h8sx_binary_shift_operator.
3368         * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
3369         for TARGET_H8300SX.
3370         (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
3371         (bit_memory_operand, fix_bit_operand): Likewise.
3372         (h8300_length_table_for_insn): Remove.
3373         (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
3374         instructions.
3375         (h8300_short_immediate_length, h8300_binary_length): New functions.
3376         (h8300_insn_length_from_table): Add an opcodes parameter.  Rework.
3377         (output_plussi): Use sub to add negative constants.
3378         (compute_plussi_length): Adjust accordingly.
3379         (h8sx_single_shift_type): New enum.
3380         (h8sx_single_shift, h8sx_unary_shift_operator,
3381         h8sx_binary_shift_operator, output_h8sx_shift): New functions.
3382         (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
3383         single h8sx instruction.  Return false in this case.
3384         * config/h8300/h8300.md (length_table): Add short_immediate.
3385         (length): Pass the operand array to h8300_insn_length_from_table.
3386         (adjust_length): Assume "no" for insns with a length_table attribute.
3387         (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
3388         (*addhi3_h8300hs): Don't use for h8sx.
3389         (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
3390         and sub.w #xx:3.
3391         (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
3392         1's predicate to nonimmediate_operand.  Only skip default expansion
3393         if expand_a_shift or expand_a_rotate returns true.  Add new patterns
3394         for single h8sx shift instructions.
3395         2003-05-22  Alexandre Oliva  <aoliva@redhat.com>
3396         * config/h8300/h8300.c (nibble_operand): Split out of...
3397         (reg_or_nibble_operand): ... this.
3398         * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
3399         * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
3400         umulhisi3): Introduce expand, and introduce separate insns for
3401         sign- or zero-extended REG and already-extended CONST_INT.
3402         2003-05-20  Richard Sandiford  <rsandifo@redhat.com>
3403         * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
3404         * config/h8300/h8300.md (subqi3): Generalize for h8sx.
3405         (subhi3): Likewise.  Don't accept immediates for operand 1.
3406         Remove the early clobber from second alternative of the h8300s pattern.
3407         (subsi3): Generalize for h8sx.  Force operand 2 into a register
3408         on plain h8300 targets.
3409         (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
3410         (subsi3_h8300h): Generalize for h8sx.
3411         (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
3412         2003-05-19  Alexandre Oliva  <aoliva@redhat.com>
3413         * config/h8300/h8300.c (reg_or_nibble_operand): New.
3414         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3415         (TARGET_H8300SXMUL): New.
3416         (CONST_OK_FOR_P): New.
3417         (CONST_OK_FOR_LETTER_P): Adjust.
3418         * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
3419         umulhisi3): Accept 4-bit immediate on H8SX.
3420         (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
3421         (udivsi3, divhi3, udivsi3, divsi3): New.
3422         2003-05-19  Richard Sandiford  <rsandifo@redhat.com>
3423         * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
3424         * config/h8300/h8300.h (OK_FOR_Q): New macro.
3425         (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
3426         (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
3427         Add ADDRESSOF to the bit_operand entry.
3428         * config/h8300/h8300.c (h8300_dst_operand): New predicate.
3429         (h8300_src_operand): Likewise.
3430         (bit_operand): Check nonimmediate_operand rather than general_operand.
3431         Accept any nonimmediate_operand in h8sx code.
3432         (h8300_and_costs): Initialize operands[1].
3433         (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
3434         (h8300_operand_class): New enum.
3435         (h8300_length_table): New typedef.
3436         (addb_length_table, addw_length_table, addl_length_table,
3437         logicl_length_table): New tables.
3438         (logicb_length_table, logicw_length_table): New macros.
3439         (h8300_classify_operand, h8300_length_from_table,
3440         h8300_length_table_for_insn, h8300_unary_length,
3441         h8300_insn_length_from_table): New functions.
3442         (output_plussi): Only use adds and subs for register destinations.
3443         Disable redundant clause.
3444         (compute_plussi_cc): Likewise.
3445         (compute_plussi_length): Likewise.  Use h8300_length_from_table
3446         to work out the length of an insn.
3447         (output_logical_op): Only use narrower immediate instructions
3448         if the destination is a register.
3449         (compute_logical_op_cc): Likewise.
3450         (compute_logical_op_length): Likewise.  Use h8300_length_from_table.
3451         (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
3452         * config/h8300/h8300.md (length_table): New attribute.
3453         (length): When an instruction has a length_table attribute, use
3454         h8300_insn_length_from_table to calculate its default length.
3455         (cmpqi): Use h8300_dst_operand for the first operand and
3456         h8300_src_operand for the second.
3457         (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
3458         negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
3459         addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
3460         iorsi3, xorhi3, xorsi3): Likewise.
3461         (andqi3): Use h8300_src_operand for operand 2.  Adjust the condition
3462         so that it allows any combination of operands for TARGET_H8300SX.
3463         (iorqi3, xorqi3): Likewise.
3464         (cmpqi): Use the length_table attribute.
3465         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
3466         xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3467         (cmpqi): Add 'Q' constraint.
3468         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
3469         iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3470         2003-05-14  Richard Sandiford  <rsandifo@redhat.com>
3471         * config/h8300/h8300.h (MASK_H8300SX): New macro.
3472         (TARGET_H8300S): True for both -ms and -msx.
3473         (TARGET_H8300SX): New macro.
3474         (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
3475         * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
3476         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
3477         * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
3478         [Temporary change.]
3479         2003-02-28  Alexandre Oliva  <aoliva@redhat.com>
3480         * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
3481         16-bit pointers and 32-bit ints.
3482         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
3483         CONST_DOUBLE with mode no wider than SImode.
3484         * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
3485         output operand.
3486         2003-02-27  Alexandre Oliva  <aoliva@redhat.com>
3487         * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
3488         or SUBREG thereof.
3489         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3490         2003-02-22  Alexandre Oliva  <aoliva@redhat.com>
3491         * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
3492
3493 2004-05-28  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3494
3495         * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
3496
3497 2004-07-07  Per Bothner  <per@bothner.com>
3498
3499         * flow.c (attempt_auto_inc):  Remove now-redundant PUT_CODE.
3500
3501 2004-07-07  Mike Stump  <mrs@apple.com>
3502
3503         * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
3504         * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
3505         (machopic_finish): Likewise.
3506
3507 2004-07-07  Richard Henderson  <rth@redhat.com>
3508
3509         * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
3510         through any value-preserving cast.
3511
3512 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
3513
3514         * function.c (assign_parm_find_data_types): Call
3515         FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
3516
3517 2004-07-07  Steven Bosscher  <stevenb@suse.de>
3518
3519         * tree-cfg.c (group_case_labels): Remove case labels that have
3520         the same target as the default case.
3521
3522 2004-07-07  Steven Bosscher  <stevenb@suse.de>
3523
3524         * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
3525         regardless of DECL_LANG_SPECIFIC being present or not.
3526         * tree.h (DECL_NUM_STMTS): Purge.
3527
3528 2004-07-07  Andrew Pinski  <apinski@apple.com>
3529
3530         * configure: Regenerate with the right autoconf.
3531
3532 2004-07-07  David Edelsohn  <edelsohn@gnu.org>
3533
3534         * ifcvt.c (total_bb_rtx_cost): New function.
3535         (find_if_case_1): Compare rtx_cost of basic block to cost of
3536         BRANCH_COST insns.
3537         (find_if_case_2): Same.
3538
3539 2004-07-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
3540
3541         PR target/10567
3542         * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
3543         (output_return): Likewise.
3544         (output_sibcall): Abort if !flag_delayed_branch.
3545         (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
3546         (emit_and_preserve): New function.
3547         (sparc_output_mi_thunk): Use it.  Honor flag_delayed_branch.  Emit an
3548         indirect jump to the thunked-to function if !flag_delayed_branch.
3549         * config/sparc/sparc.md (delayed_branch): New attribute.
3550         (load_pcrel_sym): Honor flag_delayed_branch.  Use above
3551         attribute to compute the length of the insn.
3552         (goto_handler_and_restore): Likewise.
3553
3554 2004-07-07  Andrew Pinski  <apinski@apple.com>
3555
3556         PR tree-optimization/15777
3557         * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
3558
3559         * expr.c (expand_expr_real_1): Fix formating.
3560         BUFFER_REF and IN_EXPR are dead.
3561         * fold-const.c (non_lvalue): BUFFER_REF is dead.
3562         * tree-inline.c (estimate_num_insns_1): Likewise.
3563         * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
3564         IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
3565         * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
3566
3567 2004-07-07  H.J. Lu  <hongjiu.lu@intel.com>
3568
3569         * collect2.c (dump_file): Don't call cplus_demangle if
3570         HAVE_LD_DEMANGLE is defined.
3571         (main): Pass "--demangle" to ld if no_demangle is not 0 and
3572         HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
3573         if HAVE_LD_DEMANGLE is defined.
3574
3575         * configure.ac (--with-demangler-in-ld): Added
3576         (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
3577         --with-demangler-in-ld is used.
3578         * config.in: Regenerated.
3579         * configure: Likewise.
3580
3581 2004-07-07  Roger Sayle  <roger@eyesopen.com>
3582
3583         * config/rs6000/rs6000.c (struct processor_costs): Add new fields
3584         for simple floating point operations "fp", double precision
3585         multiplication "dmul", and single and double precision division
3586         "sdiv" and "ddiv".  Update all CPU variant tables as appropriate.
3587         (ppc630_cost): New table split from ppc620_cost, to distinguish
3588         differences in floating point latencies.
3589         (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
3590         (rs6000_rtx_costs): Add support for single and double precision
3591         floating point addition, subtraction, multiplication, division,
3592         fused-multiply-add, fused-multiply-sub, negation, absolute value
3593         and negative absolute value.  Tweak MEM case to use prefered idiom.
3594
3595 2004-07-07  Richard Henderson  <rth@redhat.com>
3596
3597         * tree-flow-inline.h (may_propagate_copy): Move...
3598         * tree-ssa-copy.c (may_propagate_copy): ... here.  Fail if we
3599         attempt to copy between types requiring conversion.
3600         * tree-flow.h (may_propagate_copy): Update decl.
3601         * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
3602
3603 2004-07-07  Jakub Jelinek  <jakub@redhat.com>
3604
3605         * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
3606         from -mtune= option.
3607
3608 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
3609
3610         * builtins.c: Rename movstr*, except for movstrict*, to
3611         movmem* and clrstr* to clrmem*.
3612         * expr.c: Likewise.
3613         * expr.h: Likewise.
3614         * genopinit.c: Likewise.
3615         * integrate.c: Likewise.
3616         * local-alloc.c: Likewise.
3617         * optabs.c: Likewise.
3618         * optabs.h: Likewise.
3619         * config/alpha/alpha.h: Likewise.
3620         * config/alpha/alpha.md: Likewise.
3621         * config/arm/arm-protos.h: Likewise.
3622         * config/arm/arm.c: Likewise.
3623         * config/arm/arm.md: Likewise.
3624         * config/avr/avr.md: Likewise.
3625         * config/c4x/c4x.c: Likewise.
3626         * config/c4x/c4x.md: Likewise.
3627         * config/frv/frv.md: Likewise.
3628         * config/i386/i386-protos.h: Likewise.
3629         * config/i386/i386.c: Likewise.
3630         * config/i386/i386.h: Likewise.
3631         * config/i386/i386.md: Likewise.
3632         * config/i860/i860.c: Likewise.
3633         * config/i860/i860.md: Likewise.
3634         * config/ip2k/ip2k.md: Likewise.
3635         * config/ip2k/libgcc.S: Likewise.
3636         * config/ip2k/t-ip2k: Likewise.
3637         * config/m32r/m32r.c: Likewise.
3638         * config/m32r/m32r.md: Likewise.
3639         * config/mcore/mcore.md: Likewise.
3640         * config/mips/mips.c: Likewise.
3641         * config/mips/mips.md: Likewise.
3642         * config/ns32k/ns32k.c: Likewise.
3643         * config/ns32k/ns32k.h: Likewise.
3644         * config/ns32k/ns32k.md: Likewise.
3645         * config/pa/pa.c: Likewise.
3646         * config/pa/pa.md: Likewise.
3647         * config/pdp11/pdp11.h: Likewise.
3648         * config/pdp11/pdp11.md: Likewise.
3649         * config/rs6000/rs6000.c: Likewise.
3650         * config/rs6000/rs6000.md: Likewise.
3651         * config/s390/s390-protos.h: Likewise.
3652         * config/s390/s390.c: Likewise.
3653         * config/s390/s390.md: Likewise.
3654         * config/sh/lib1funcs.asm: Likewise.
3655         * config/sh/sh.c: Likewise.
3656         * config/sh/sh.md: Likewise.
3657         * config/sh/t-sh: Likewise.
3658         * config/sparc/sparc.h: Likewise.
3659         * config/vax/vax.md: Likewise.
3660         * config/xtensa/xtensa.c: Likewise.
3661         * config/xtensa/xtensa.md: Likewise.
3662         * doc/invoke.texi: Likewise.
3663         * doc/md.texi: Likewise.
3664         * doc/rtl.texi: Likewise.
3665
3666 2004-07-07  Richard Sandiford  <rsandifo@redhat.com>
3667
3668         PR target/16407
3669         * config/mips/mips-protos.h (mips_declare_common_object): Declare.
3670         * config/mips/mips.c (mips_declare_common_object): New function,
3671         mostly split out from...
3672         (mips_output_aligned_decl_common): ...here.
3673         * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
3674         (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
3675         * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
3676         rather than ASM_OUTPUT_LOCAL.  Call mips_declare_common_object.
3677
3678 2004-07-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3679
3680         PR c/16392
3681         * function.c (assign_parms): Fix typo from previous change.
3682
3683 2004-07-07  Jason Merrill  <jason@redhat.com>
3684
3685         PR c++/15815
3686         * doc/extend.texi (C++ Interface): Correct information and
3687         discourage use.
3688
3689 2004-07-07  Vladimir Makarov  <vmakarov@redhat.com>
3690
3691         PR target/16130
3692         PR target/16142
3693         PR target/16143
3694         * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
3695         insn.
3696
3697 2004-07-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
3698
3699         PR target/1679.
3700         * config/m32r/m32r.c (m32r_function_symbol): New function:
3701         Generate a symbol name RTX with the correct m32r specific flags
3702         set.
3703         (block_move_call): Use new function to generate correct symbol.
3704         * config/m32r/m32r-protos.h: Add prototype for new funcion.
3705         * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
3706         function.
3707
3708 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
3709
3710         * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
3711         TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
3712         TYPE_BINFO_BASETYPE): Remove.
3713         (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
3714         to ...
3715         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
3716         here.
3717         (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
3718         (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
3719         (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
3720         (struct tree_binfo): Rename base_types to base_binfos.
3721         * alias.c (record_component_aliases): Adjust BINFO macros.
3722         * dbxout.c (dbxout_type): Likewise.
3723         * dwarf2out.c (gen_member_die): Likewise.
3724         * sdbout.c (sdbout_one_type): Likewise.
3725         * tree-dump.c (deque_and_dump): Likewise.
3726         * config/i386/i386.c (classify_argument,
3727         contains_128bit_aligned_vector_p): Likewise.
3728
3729 2004-07-07  Nick Clifton  <nickc@redhat.com>
3730
3731         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
3732         arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
3733
3734 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
3735
3736         * vec.h: Fix the example use.
3737
3738 2004-07-06  Richard Henderson  <rth@redhat.com>
3739
3740         * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
3741         * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
3742         * tree-inline.c (copy_body_r, setup_one_parameter,
3743         initialize_inlined_parameters, expand_call_inline,
3744         declare_inline_vars): Don't check it.
3745         (expand_calls_inline): Remove old version, rename new version
3746         from gimple_expand_calls_inline.
3747         * tree-optimize.c (execute_gimple): Remove.
3748         (pass_gimple): Don't run anything.
3749
3750 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
3751
3752         * doc/sourcebuild.texi: Use semicolons instead of commas in
3753         section title.
3754
3755 2004-07-06  Richard Henderson  <rth@redhat.com>
3756
3757         * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
3758         (sra_walk_modify_expr, scan_init): Likewise.
3759         (generate_element_zero): Check visited before scanning children.
3760         (generate_element_init): Set visited on error.
3761         (scalarize_init): Handle generate_element_init failure similar
3762         to use_block_copy.
3763
3764 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
3765
3766         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
3767         (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
3768
3769 2004-07-06  Richard Henderson  <rth@redhat.com>
3770
3771         * config/i386/i386.c (legitimize_pic_address): Make static.
3772         (legitimize_address): Handle CONST with TLS operand.
3773         (ix86_expand_move): Don't call legitimize_pic_address directly.
3774         * config/i386/i386-protos.h (legitimize_pic_address): Remove.
3775
3776 2004-07-06  Roger Sayle  <roger@eyesopen.com>
3777
3778         * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
3779         (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
3780         (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
3781         is currently executed unconditionally, i.e. not in "else_bb".
3782
3783 2004-07-06  Steven Bosscher  <stevenb@suse.de>
3784
3785         * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
3786         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3787         * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
3788         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3789         * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
3790         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3791         * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
3792         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3793         * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
3794         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3795         * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
3796         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3797         * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
3798         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3799         * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
3800         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3801
3802 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
3803
3804         * dojump.c (do_jump): REFERENCE_EXPR is dead.
3805         * expr.c (expand_expr_real_1): Ditto.
3806         * tree-inline.c (estimate_num_insns_1): Ditto.
3807         * tree-pretty-print.c (dump_generic_node): Ditto.
3808         (op_symbol): Ditto.
3809         * tree.def: Ditto.
3810
3811 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
3812
3813         * tree-ssa-pre.c (reference_node_pool): New pool.
3814         (find_or_generate_expression): Class 'r' is okay too.
3815         (create_value_expr_from): Ditto.
3816         (add_to_sets): LHS should not include vuses.
3817         (eliminate): Ditto.
3818         (compute_avail): Reverse ordering of tests.
3819         Valuize INDIRECT_REF as well.
3820
3821 2004-07-06  Richard Sandiford  <rsandifo@redhat.com>
3822
3823         PR rtl-optimization/16380
3824         * loop.c (check_dbra_loop): Sink comparison instructions if they
3825         do something other than set cc0.
3826
3827 2004-07-06  James E Wilson  <wilson@specifixinc.com>
3828
3829         * doc/interface.texi (longjmp and automatic variables): Delete
3830         paragraph recommending taking the address of a variable.
3831
3832 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
3833
3834         * vec.h (VEC_embedded_alloc): Remove.
3835         (VEC_embedded_size, VEC_embedded_init): New.
3836         (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
3837         MEM_STAT_INFO.
3838         (VEC_truncate): New.
3839         (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
3840         (vec_embedded_alloc): Remove.
3841         * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
3842         (vec_embedded_alloc): Remove.
3843
3844 2004-07-06  Mark Mitchell  <mark@codesourcery.com>
3845
3846         * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
3847         (gt-langhooks.h): Remove.
3848
3849 2004-07-06  George Helffrich <george@gly.bris.ac.uk>
3850
3851         * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
3852
3853 2004-07-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
3854
3855         * config/sparc/sparc.c (get_pc_symbol): Rename into
3856         add_pc_to_pic_symbol.
3857         (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
3858         (load_pic_register): Account for previous changes.
3859         Use reg_names.  Don't create the label twice.
3860         * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
3861         UNSPEC_LOAD_PCREL_SYM.
3862         (get_pc): Rename into load_pcrel_sym.  Add predicate to
3863         operands.  Remove condition.
3864
3865 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
3866
3867         * dbxout.c (dbxout_type): Don't test whether the binfo slot of
3868         RECORD, UNION & QUAL_UNION is actually a binfo.
3869
3870         * tree.h (TREE_VIA_VIRTUAL): Rename to ...
3871         (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
3872         (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
3873         * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
3874         * dwarf2out.c (add_data_member_location_attribute): Likewise.
3875         (gen_inheritance_die): Likewise.
3876         * tree-dump.c (deque_and_dump): Likewise.
3877         * doc/c-tree.texi (Binfos): Add under reconstruction note.
3878
3879 2004-07-06  Steven Bosscher  <stevenb@suse.de>
3880
3881         * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3882         Define.
3883         * config/mcore/mcore.md: Model memory latency with a simple DFA
3884         pipeline description instead of a define_function_unit.
3885
3886 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
3887
3888         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
3889         * langhooks.h (var_mod_type_p): Likewise.
3890         * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
3891         * expr.c (count_type_elements): Properly handle return from
3892         array_type_nelts and properly test for overflow.
3893         * gimplify.c (gimplify_init_constructor): Properly handle return
3894         from array_type_nelts.
3895         (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
3896         * integrate.c (copy_decl_for_inlining): Correct comments.
3897         * tree-inline.c (remap_decl): Update comments, remove dead code,
3898         and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
3899         (remap_type): Only remap if variably modified by vars in function
3900         being inlined.
3901         (copy_body_r): Use compatible_type langhooks to see when can fold.
3902         (setup_one_parameter): Don't remap type.
3903         (inline_forbidden_p_1): Add arg to variably_modified_type_p.
3904         * tree.c (recompute_tree_invarant_for_addr_expr): Properly
3905         compute TREE_INVARIANT for decl case.
3906         (find_var_from_fn): New function.
3907         (variably_modified_type_p): Add arg and call new function.
3908         * tree.h (variably_modified_type_p): Add extra arg.
3909
3910 2004-07-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
3911
3912