1 2004-07-23 Janis Johnson <janis187@us.ibm.com>
3 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
4 (vec_vmulesb): Add missing C++ function.
5 (vec_perm): Fix type of third argument in C++ function.
6 (vec_vsum4shs): Fix C++ function name.
7 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
8 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
9 argument passed to the error handler in C macro.
10 (vec_nmsub): Remove extra parens around argument names in C macro.
11 (vec_packpx): Add missing parens in C macro.
13 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
15 * machmode.def: Remove vector modes.
16 * config/alpha/alpha-modes.def: Add supported vector modes.
17 * config/arm/arm-modes.def: Likewise.
18 * config/frv/frv-modes.def: Likewise.
19 * config/i386/i386-modes.def: Likewise.
20 * config/rs6000/rs6000-modes.def: Likewise.
21 * config/sh/sh-modes.def: Likewise.
23 2004-07-23 Matthias Klose <doko@debian.org>
25 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
26 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
27 * config.h: Regenerate.
28 * configure: Likewise.
30 2004-07-22 Mark Mitchell <mark@codesourcery.com>
32 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
33 generated SYMBOL_REFs for labels.
34 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
36 (machopic_stub_name): Remove.
37 (machopic_indirection_name): New function.
38 (machopic_mcount_stub_name): Likewise.
39 (machopic_classify_name): Remove.
40 (machopic_function_base_sym): New function.
41 (machpoic_classify_symbol): Likewise.
42 (machopic_classify_ident): Remove.
43 (machopic_define_ident): Likewise.
44 (machopic_define_name): Likewise.
45 (machopic_name_defined_p): Likewise.
46 (machopic_ident_defined_p): Likewise.
47 (darwin_strip_name_encoding): Likewise.
48 (machopic_define_symbol): New function.
49 * config/darwin.c (hashtab.h): Include.
50 (machopic_defined_list): Remove.
51 (machopic_classify_ident): Likewise.
52 (machopic_classify_name): Likewise.
53 (machopic_ident_defined_p): Likewise.
54 (machopic_define_ident): Likewise.
55 (machopic_define_name): Likewise.
56 (machopic_symbol_defined_p): New function.
57 (machopic_classify_symbol): Likewise.
58 (machopic_data_defined_p): Use machopic_classify_symbol.
59 (machopic_define_symbol): New function.
60 (machopic_function_base_sym): New function.
61 (machopic_non_lazy_pointers): Remove.
62 (machopic_non_lazy_ptr_name): Likewise.
63 (machopic_stubs): Likewise.
64 (machopic_stub_name): Likewise.
65 (NON_LAZY_POINTER_SUFFIX): New macro.
66 (STUB_SUFFIX): Likewise.
67 (machopic_indirection): New structure.
68 (machopic_indirections): New variable.
69 (machopic_indirection_hash): New function.
70 (machopic_indirection_eq): Likewise.
71 (machopic_indirection_name): Likewise.
72 (machopic_mcount_stub_name): New function.
73 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
75 (machopic_indirect_data_reference): Rework to use new functions.
76 (machopic_indirect_call_target): Likewise.
77 (machopic_legitimize_pic_address): Likewise.
78 (machopic_output_indirection): New function.
79 (machopic_finish): Use it.
80 (machopic_operand_p): Rework to use new functions.
81 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
82 (darwin_strip_name_encoding): Remove.
83 (update_non_lazy_ptrs): Remove.
84 (update_stubs): Likewise.
85 (darwin_non_lazy_pcrel): Use new functions.
86 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
87 (ASM_OUTPUT_LABELREF): Likewise.
88 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
89 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
90 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
91 (TARGET_STRIP_NAME_ENCODING): Do not use
92 darwin_strip_name_encoding.
93 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
94 darwin_strip_name_encoding.
95 * config/i386/darwin.h (FUNCTION_PROFILER): Use
96 machopic_mcount_stub_name.
97 * config/i386/i386.c (x86_output_mi_thunk): Use
98 machopic_indirection_name, not machopic_stub_name.
99 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
100 machopic_function_base_sym.
101 (print_operand): Use machopic_classify_symbol.
102 (rs6000_emit_prologue): Use machopic_function_base_sym.
103 (output_profile_hook): Do not use machopic_stub_name.
104 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
106 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
109 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
112 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
114 * doc/implement-c.texi: New file.
115 * doc/extend.texi (C Implementation): Move to there.
116 * doc/gcc.texi: Include implement-c.texi.
117 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
119 2004-07-22 Jason Merrill <jason@redhat.com>
121 * integrate.c (copy_decl_for_inlining): Remove invisible reference
123 * tree-inline.c (setup_one_parameter): Likewise.
125 2004-07-22 Brian Booth <bbooth@redhat.com>
127 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
128 (substitute_and_fold): Propigate into VUSE operands when possible.
129 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
130 (cp_lattice_meet): Handle merging of latticevalues when
131 UNKNOWN_VAL is present.
132 (visit_stmt): Visit assignments with V_MUST_DEFs.
133 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
134 (ccp_fold): Deal with RHS' that are constant and virtual.
135 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
136 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
137 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
138 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
139 computing immediate uses.
140 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
142 (replace_vuse_in): New function.
143 (likely_value): Add check of vuse operands.
144 (get_default_value): Set the default value of virtually defined
145 variables to UKNOWN_VAL instead of VARYING.
147 2004-07-22 Richard Henderson <rth@redhat.com>
149 * expr.c (emit_push_insn): Don't use set_mem_attributes.
151 2004-07-22 Richard Henderson <rth@redhat.com>
153 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
154 variables due to conditional compilation.
156 2004-07-22 Diego Novillo <dnovillo@redhat.com>
158 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
159 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
160 Release SSA names that have been re-renamed.
161 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
163 * tree-ssa-alias.c (init_alias_info): If aliases have been
164 computed before, clear existing alias information.
165 (create_name_tags): Do no fixup PT_ANYTHING pointers.
166 If the new name tag for a pointer is different than the one it
167 had before, mark the old tag for renaming.
168 (replace_may_alias): New function.
169 (group_aliases): Call it.
170 (setup_pointers_and_addressables): Always call get_tmt_for.
171 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
173 (set_pt_anything): New local function.
174 (set_pt_malloc): New local function.
175 (merge_pointed_to_info): Don't merge pointed-to variables from
176 the original pointer if the destination is pointing to an
178 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
179 (add_pointed_to_var): Do not add a variable to the points-to
180 set if the pointer is already pointing to anywhere.
181 (collect_points_to_info_r): If the defining statement is a PHI
182 node, only merge pointed-to information if the argument has
183 already been visited.
184 (get_tmt_for): Only create a new tag if the pointer didn't
186 (dump_alias_info): Emit more information.
187 (dump_points_to_info_for): Likewise.
188 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
189 try to get the annotation of an SSA_NAME.
190 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
191 alias sets when checking is enabled.
192 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
193 (eliminate): Mark basic blocks that will need
194 EH information cleaned up.
195 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
197 Initialize need_eh_cleanup.
198 (fini_pre): Call tree_purge_all_dead_eh_edges and
199 cleanup_tree_cfg if needed.
200 Free need_eh_cleanup.
201 * tree-ssa.c (verify_ssa_name): New function.
202 (verify_def): Call it.
203 Re-arrange to avoid printing too many error messages.
204 (verify_use): Likewise.
205 (verify_phi_args): Likewise.
206 (verify_flow_insensitive_alias_info): New function.
207 (verify_flow_sensitive_alias_info): New function.
208 (verify_alias_info): New function.
209 (verify_ssa): Call verify_alias_info.
210 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
212 Re-arrange to avoid printing too many error messages.
213 * tree-ssanames.c (make_ssa_name): Clear
214 SSA_NAME_IN_FREE_LIST.
215 (release_ssa_name): Never release a default definition.
216 (release_defs): New function.
217 * tree.h: Declare it.
218 * tree-ssa-dce.c (remove_dead_stmt): Call it.
220 2004-07-22 Diego Novillo <dnovillo@redhat.com>
222 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
223 If true, do a depth-first search. Do a breadht-first search,
225 (walk_use_def_chains): Add new argument IS_DFS.
227 * tree-flow.h (walk_use_def_chains): Update prototype.
229 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
231 * config/cris/cris.md: Tweak formatting.
232 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
233 (mover2side, moverside, movemside, movei, op3, andu): Replace
234 live define_peephole:s with define_peephole2 near-equivalents.
236 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
238 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
239 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
240 "*mov_sidesi_mem" respectively.
242 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
244 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
245 (gimplify_build1): Move from tree-complex.c do_unop.
246 (gimplify_build2): Move from tree-complex.c do_binop.
247 (gimplify_build3): New.
248 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
249 Adjust throughout to call the functions above.
250 * tree-flow.h: Declare the functions above.
251 * tree-nested.c (gimplify_val): Rename to...
252 (tsi_gimplify_val): ... this.
254 * Makefile.in (tree_complex.o): Update dependencies.
255 (stor-layout.o): Depend on regs.h.
256 * c-common.c (handle_vector_size_attribute): Update for
257 vector types without corresponding vector modes.
258 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
259 a corresponding vector mode is not available.
260 * print-tree.c (print_node): Print nunits for vector types
261 * regclass.c (have_regs_of_mode): New.
262 (init_reg_sets_1): Initialize it and use it instead
263 of allocatable_regs_of_mode.
264 * regs.h (have_regs_of_mode): Declare it.
265 * stor-layout.c (layout_type): Pick a mode for vector types.
266 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
267 build_replicated_const, do_unop, do_binop, do_plus_minus,
268 do_negate, expand_vector_piecewise, expand_vector_parallel,
269 expand_vector_addition, expand_vector_operations_1,
270 expand_vector_operations, tree_lower_operations,
271 pass_lower_vector_ssa, pass_pre_expand): New.
272 (expand_complex_operations, pass_lower_complex): Remove.
273 * tree-optimize.c (init_tree_optimization_passes): Adjust
274 pass ordering for changes in tree-complex.c.
275 * tree-pass.h: Declare new passes.
276 * tree.c (finish_vector_type): Remove.
277 (make_vector_type): New.
278 (build_vector_type_for_mode, build_vector_type): Rewritten.
279 * tree.def (VECTOR_TYPE): Document where the number of
281 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
282 (make_vector): Remove declaration.
284 2004-07-21 Richard Henderson <rth@redhat.com>
286 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
287 TREE_THIS_VOLATILE, may_aliases, or optimization level.
288 (remove_useless_vars): Dump debugging info.
289 (expand_used_vars): Move ...
290 * cfgexpand.c (expand_used_vars): ... here. Make static.
291 * tree-flow-inline.h (set_is_used): New.
292 (set_default_def): Use get_var_ann.
293 * tree-flow.h: Update decls.
294 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
295 (create_ssa_var_map): Use it.
296 * tree-ssa.c (set_is_used): Remove.
298 2004-07-22 Ben Elliston <bje@au.ibm.com>
300 * gdbinit.in: Set a breakpoint on internal_error.
302 2004-07-21 Richard Henderson <rth@redhat.com>
304 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
305 to create a new basic block.
307 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
310 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
311 return type on function definitions. Move other warnings for
312 qualified return type to -Wreturn-type. Do not condition any such
313 warnings on -pedantic. Update comments.
314 (start_function): Only copy function type from previous prototype
315 declaration if return types are compatible.
316 * c-typeck.c (function_types_compatible_p): Don't condition
317 warning for incompatibility of volatile qualifiers on the return
318 type on -pedantic. Update comment.
319 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
321 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
323 * c-typeck.c (set_init_index): Require designator to be of integer
326 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
329 * c-parse.in (init): Change to exprtype.
330 (primary): Set original_code for STRING to STRING_CST.
331 Call maybe_warn_string_init for compound literals.
332 (initdcl, notype_initdcl): Call maybe_warn_string_init.
334 * c-tree.h (maybe_warn_string_init): New.
335 (pop_init_level, process_init_element): Use struct c_expr.
336 (struct c_expr): Update comment.
337 * c-typeck.c (maybe_warn_string_init): New function.
338 (digest_init): Call it. Additional parameter strict_string. All
340 (output_init_element): Likewise.
341 (struct constructor_stack): Use struct c_expr for
343 (really_start_incremental_init, push_init_level): Update.
344 (pop_init_level): Update. Return struct c_expr.
345 (process_init_level): Update. Take struct c_expr argument.
347 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
349 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
352 2004-07-21 Eric Christopher <echristo@redhat.com>
354 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
356 * c-decl.c (pop_scope): Ditto.
357 * calls.c (expand_call): Remove call to current_nesting_level,
358 update comment accordingly. Remove calls to expand_start_target_temps
359 and expand_end_target_temps.
360 * cfgexpand.c (construct_init_block): Remove call to
361 expand_start_bindings_and_block.
362 (construct_exit_block): Remove call to expand_end_bindings.
363 * expr.c (safe_from_p): Remove BIND_EXPR handling.
364 (expand_expr_real_1): Ditto. Fix formatting.
365 (expand_vars): Delete.
366 * stmt.c (POPSTACK): Remove block_stack.
367 (stmt_status): Remove x_block_stack.
368 (block_stack): Delete.
369 (expand_start_bindings_and_block): Ditto.
370 (expand_start_target_temps): Ditto.
371 (expand_end_target_temps): Ditto.
372 (current_nesting_level): Ditto.
373 (warn_about_unused_variables): Ditto.
374 (expand_end_bindings): Ditto.
375 * tree.h: Remove declarations for above.
377 2004-07-21 Steven Bosscher <stevenb@suse.de>
379 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
380 * rtl.c (note_insn_name): Likewise.
381 * print-rtl.c (print_rtx): Don't print it.
382 * cfgrtl.h (can_delete_note_p): Don't handle it.
383 (rtl_delete_block): Likewise.
384 * passes.c (rest_of_handle_guess_branch_prob): Remove.
385 (rest_of_compilation): Don't call it.
386 * predict.c (process_note_predictions, process_note_prediction,
387 note_prediction_to_br_prob): Remove.
388 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
389 * stmt.c (return_prediction): Remove.
390 (expand_value_return): Don't call it. Don't add prediction
391 notes for return statements.
393 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
395 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
398 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
400 * c-common.c (vector_types_convertible_p): Use vector types'
401 TYPE_SIZE and TREE_TYPE instead of their mode.
402 * convert.c (convert_to_integer): Likewise.
403 (convert_to_vector): Likewise.
404 * fold-const.c (fold_convert): Likewise.
405 * varasm.c (output_constant): Likewise.
406 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
407 Allow a VECTOR_TYPE initializer to be made of several vectors.
408 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
409 of cleared and need_to_clear, and use fold_convert.
410 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
413 2004-07-20 Richard Henderson <rth@redhat.com>
415 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
416 (expand_gimple_basic_block): out from here. Renamed from expand_block.
418 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
420 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
421 enormous cost if not TARGET_HARD_MUL.
423 2004-07-20 Andrew Pinski <apinski@apple.com>
426 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
429 2004-07-21 Paul brook <paul@codesourcery.com>
431 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
433 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
435 * fold-const.c (operand_equal_p): Temporarily support NULL args.
436 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
437 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
439 2004-07-20 Zack Weinberg <zack@codesourcery.com>
441 * rtl.h (plus_constant): Delete.
442 (plus_constant_wide): Rename to plus_constant.
443 (plus_constant_for_output_wide): Delete vestigial prototype.
444 (GEN_INT): Remove unnecessary cast.
445 * tree.h (build_int_2, size_int_type): Delete.
446 (build_int_2_wide): Rename to build_int_2.
447 (size_int_wide): Rename to size_int_kind.
448 (size_int_type_wide): Rename to size_int_type.
449 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
450 Remove unnecessary cast.
451 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
452 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
453 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
454 (size_int_type_wide): Rename size_int_type.
455 (int_const_binop): Use size_int_type.
456 * c-lex.c (interpret_integer): Use build_int_2.
457 * final.c (split_double): Remove unnecessary casts.
458 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
460 2004-07-20 Richard Henderson <rth@redhat.com>
462 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
463 (gimplify_compound_lval): Use is_gimple_tmp_reg.
464 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
465 (is_gimple_tmp_reg): New.
466 * tree-gimple.h (is_gimple_tmp_reg): Declare.
468 2004-07-20 Richard Henderson <rth@redhat.com>
470 * tree-pretty-print.c (dump_generic_node): Dump
471 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
473 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
475 * tree-mudflap.c (mf_set_options_fndecl): New tree.
476 (mudflap_init): Set it.
477 (mudflap_register_call): Remove __mf_init call.
478 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
479 to pass "-ignore-reads" option to libmudflap if needed.
481 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
484 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
485 (MAKE_DECL_ONE_ONLY): Undefine.
486 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
487 readonly_data, one_only_data_section, forget_section): New prototypes.
488 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
490 (pa_select_section): Add one-only (COMDAT) support.
491 * pa.h (struct machine_function): Define.
492 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
493 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
494 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
495 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
496 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
497 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
498 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
499 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
500 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
501 for EXTRA_SECTION_FUNCTIONS.
502 * doc/install.texi: Update binutils requirements.
504 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
506 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
507 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
508 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
510 (struct VEC): Use unsigned for num and alloc.
511 * vec.c (struct vec_prefix): Likewise.
512 (vec_o_reserve): Adjust.
514 * dbxout.c (dbxout_type): Fix printf format.
516 * tree.h (binfo_member): Remove.
517 * tree.c (binfo_member): Remove.
519 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
521 * tree.h: Include vec.h
522 (DEF_VEC_P(tree)): New type.
523 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
524 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
525 (BINFO_LANG_SLOT): Remove.
526 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
527 (struct tree_binfo): Turn base_binfos into a trailing
528 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
529 (binfo_lang_slots): Remove.
530 * tree.c (binfo_lang_slots): Remove.
531 (make_tree_binfo_stat): Take a base binfo count, not a
532 lang slot count. Adjust.
533 * Makefile.in (TREE_H): Add vec.h
534 * alias.c (record_component_aliases): Adjust BINFO access.
535 * dbxout.c (dbxout_type): Likewise.
536 * dwarf2out.c (gen_member_die): Likewise.
537 * sdbout.c (sdbout_one_type): Likewise.
538 * tree-dump.c (deque_and_dump): Likewise.
539 * config/i386/i386.c (classify_argument,
540 contains_128bit_aligned_vector_p): Likewise.
541 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
542 * doc/c-tree.texi (Classes): Update BINFO documentation.
544 2004-07-20 Steven Bosscher <stevenb@suse.de>
546 * c-common.h (check_case_value): Remove prototype.
547 (c_add_case_label): Adjust prototype.
548 * c-common.c (check_case_value): Make static.
549 (check_case_bounds): New function.
550 (c_add_case_label): Use it. Take new argument orig_type.
551 * c-typeck.c (struct c_switch): New orig_type field.
552 (c_start_case): Set it.
553 (do_case): Pass it to c_add_case_label.
554 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
555 cases from here. Add the labels in reverse order.
556 * stmt.c (struct case_node): Adjust comment. Remove balance field.
557 (add_case_node): Return nothing, don't check for duplicate cases.
558 Insert new case nodes in a list, not in an AVL tree.
559 (expand_end_case_type): Don't turn a case tree into a case list.
560 (case_tree2list): Remove.
561 * tree.h (add_case_node): Adjust prototype.
563 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
565 * genattr.c (struct range, struct function_unit,
566 write_units, extend_range, init_range): Remove them.
567 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
568 Output "#define INSN_SCHEDULING" here.
569 * genattrtab.c (struct range, struct function_unit_op,
570 struct function_unit, struct dimension, enum operator,
571 operate_exp, expand_units, simplify_knowing,
572 encode_units_mask, simplify_by_exploding,
573 find_and_mark_used_attributes, unmark_used_attributes,
574 add_values_to_cover, increment_current_value,
575 test_for_current_value, simplify_with_current_value,
576 simplify_with_current_value_aux, gen_unit,
577 write_unit_name, write_function_unit_info,
578 write_complex_function, write_toplevel_expr,
579 find_single_value, extend_range): Remove.
580 (write_attr_get): Do not handle common_av->value
582 (struct attr_desc): Remove func_units_p and blockage_p.
583 (write_attr_valueq): Do not handle them.
584 (find_attr): Do not clear them.
585 (make_internal_attr): Do not initialize them.
586 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
587 * sched-vis.c (init_target_units, insn_print_units,
588 init_block_visualization, print_block_visualization,
589 visualize_scheduled_insns, visualize_no_unit,
590 visualize_stall_cycles, visualize_alloc,
591 visualize_free, target_units, get_visual_tbl_length,
592 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
593 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
594 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
595 * haifa-sched.c (blockage_range, clear_units,
596 schedule_unit, actual_hazard, potential_hazard,
597 insn_unit, unit_last_insn, unit_tick,
598 actual_hazard_this_instance, potential_hazard,
599 schedule_unit, max_insn_queue_index_value): Remove.
600 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
601 max_insn_queue_index.
602 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
603 * doc/md.texi (Processor pipeline description): Remove
604 references to old pipeline descriptions.
605 (Automaton pipeline description): Merge with the above.
606 (Old pipeline description, Comparison of the two descriptions):
609 * bt-load.c (migrate_btr_def): Remove references to
610 use_pipeline_interface.
611 * haifa-sched.c (insn_cost, schedule_insn,
612 schedule_block, advance_one_cycle, sched_init,
613 queue_to_ready, sched_finish): Likewise.
614 * modulo-sched.c (sms_schedule, advance_one_cycle,
615 ps_has_conflicts): Likewise.
616 * sched-rgn.c (init_ready): Likewise.
617 (debug_dependencies): Likewise, and remove an "if (1)".
618 * target.h (use_dfa_pipeline_interface): Remove.
619 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
620 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
621 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
622 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
623 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
624 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
625 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
626 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
627 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
628 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
629 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
630 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
631 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
632 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
633 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
634 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
635 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
636 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
637 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
639 2004-07-19 Roger Sayle <roger@eyesopen.com>
641 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
643 2004-07-19 Jeff Law <law@redhat.com>
645 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
646 (get_eq_expr_value): Use it. Simplify slightly.
648 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
650 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
651 (umulsidi3_32bit_r4000): Likewise.
653 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
655 * vec.h: Propagate location information properly.
656 (VEC_T_iterate): Add result pointer parameter.
658 (VEC_T_reserve): Use it.
660 2004-07-19 Daniel Jacobowitz <dan@debian.org>
662 * Makefile.in (c-format.o): Depend on c-format.h.
663 * c-format.h: New file.
664 (struct format_char_info): Add CHAIN member.
665 * c-format.c: Move some types and constants to c-format.h.
666 (format_type_error): Set to -1.
667 (struct function_format_info): Use an int for format_type.
668 (decode_format_type): Return an int. Return format_type_error
670 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
671 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
672 (scan_char_table, time_char_table, monetary_char_table): Initialize
674 (n_format_types): New variable.
675 (check_format_info_main): Handle CHAIN in format_char_info.
676 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
677 TARGET_N_FORMAT_TYPES.
678 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
679 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
680 * config/sol2-c.c: New file.
681 * config/t-sol2: New file.
682 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
683 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
684 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
686 * doc/extend.texi (Target Format Checks): New section.
687 (Function Attributes): Mention it.
688 * doc/invoke.texi: Mention target format checks.
689 * doc/sourcebuild.texi: Mention target format checks.
690 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
693 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
695 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
697 * config/s390/s390.c (regclass_map initializer): Register 35 added to
699 (load_multiple_operation, store_multiple_operation): Removed
700 pointless sanity check.
701 (s390_decompose_address): Added check for return_address_pointer_rtx.
702 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
703 (s390_return_address_offset): New function.
704 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
705 (FRAME_REGNO_P): Added check for register 35.
706 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
707 REG_ALLOC_ORDER): Appended entry for register 35.
708 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
709 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
710 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
711 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
712 is eliminable using stack pointer or hard frame pointer.
713 (REGISTER_NAMES): Added name for register 35.
714 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
715 pointless sanity check.
717 2004-07-19 Roger Sayle <roger@eyesopen.com>
719 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
720 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
721 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
722 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
723 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
724 (fold_relational_const): Tidy up handling of floating point
725 comparisons by calling real_compare. Remove tree_expr_nonzero_p
726 transformation; fold_relational_const assumes constant operands.
728 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
730 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
733 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
735 * c-tree.h (struct c_expr): Define.
736 (C_SET_EXP_ORIGINAL_CODE): Remove.
737 (parser_build_binary_op, build_compound_expr): Update prototypes.
738 * c-parse.in (%union): Add exprtype.
739 (FUNC_NAME): Mark as ttype.
740 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
742 (expr): Update. Define directly in terms of expr_no_commas
743 instead of using nonnull_exprlist.
744 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
745 offsetof_member_designator, typespec_nonreserved_nonattr, init,
746 initval, designator, component_declarator,
747 component_notype_declarator, enumerator, array_declarator,
748 condition, exexpr, switch_statement, stmt_nocomp, stmt,
749 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
750 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
752 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
753 * c-common.c (c_common_truthvalue_conversion): Don't check
755 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
756 Don't use C_EXP_ORIGINAL_CODE.
757 (default_conversion, default_function_array_conversion): Don't use
758 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
759 (internal_build_compound_expr): Merge into build_compound_expr.
760 (build_compound_expr): Take two operands instead of a TREE_LIST.
761 * objc/objc-act.c (get_super_receiver): Update calls to
764 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
766 * config/sh/sh.c (sh_use_dfa_interface): Remove.
767 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
769 * config/sh/sh.md: Extract pipeline descriptions
771 * config/sh/sh1.md: New file, extracted from sh.md.
772 * config/sh/sh4.md: New file, extracted from sh.md.
773 * config/sh/shmedia.md: New file, extracted from sh.md
774 and rewritten using new-style pipeline description.
776 2004-07-18 Zack Weinberg <zack@codesourcery.com>
778 * config/pa/pa.md: Delete the two remaining define_peephole
781 2004-07-18 Steven Bosscher <stevenb@suse.de>
782 Joseph S. Myers <jsm@polyomino.org.uk>
784 * c-common.c (c_common_truthvalue_conversion): Don't warn if
785 TREE_NO_WARNING is set.
787 2004-07-18 Roger Sayle <roger@eyesopen.com>
789 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
790 simplify_builtin_strncmp): Delete.
791 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
792 Change argument to accept an arglist instead of an "exp". Assume
793 that the return type is always integer_type_node. Copy missing
794 transformations from their now obsolete simplify_builtin_*
796 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
797 fold_builtin_strcmp and fold_builtin_strncmp.
798 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
799 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
800 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
802 2004-07-18 Daniel Jacobowitz <dan@debian.org>
804 * Makefile.in (tree-alias-common.o): Update dependencies.
806 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
808 * cfgloop.c (flow_loop_nested_p): Fix comment.
810 2004-07-17 Jason Merrill <jason@redhat.com>
813 * stor-layout.c (relayout_decl): New fn.
814 * tree.h: Declare it.
815 (DECL_BY_REFERENCE): New macro.
817 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
819 * libgcc2.c (__enable_execute_stack): New symbol.
820 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
821 and declare __enable_execute_stack.
822 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
823 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
824 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
825 ENABLE_EXECUTE_STACK.
826 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
827 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
828 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
829 ENABLE_EXECUTE_STACK.
830 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
831 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
832 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
833 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
834 ENABLE_EXECUTE_STACK.
835 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
836 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
837 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
838 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
839 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
840 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
841 (sparc64_initialize_trampoline): Likewise.
842 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
844 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
846 * langhooks.h (builtin_function): New langhook.
847 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
848 (LANG_HOOKS_INITIALIZER): Update.
849 * tree.h (builtin_function): Remove.
850 * doc/tm.texi: Update.
851 * c-tree.h (builtin_function): Declare.
852 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
853 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
854 config/ia64/ia64.c, config/iq2000/iq2000.c,
855 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
856 config/stormy16/stormy16.c: All callers of builtin_function
859 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
862 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
863 Remove white space after the backslash.
865 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
867 PR rtl-optimization/16294
868 * resource.c (return_insn_p): New predicate.
869 (mark_target_live_regs): Use it. Special-case return insns.
870 (init_resource_info): Use it. Don't scan the epilogue past
873 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
875 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
876 destroy dominance information.
877 * passes.c (rest_of_handle_loop2): Free dominance information.
878 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
880 (thread_jumps): Update dominance information and remove unreachable
882 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
883 information and remove the unreachable block.
885 2004-07-17 Graham Stott <graham.stott@btinternet.com>
887 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
889 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
891 * doc/sourcebuild.texi: Remove libf2c entry.
893 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
895 * config/i386/i386.md (movv16qi_internal): Fix typo.
897 2004-07-17 Steven Bosscher <stevenb@suse.de>
899 * final.c (final_scan_insn): Fix broken commit from previous
902 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
904 * c-typeck.c (parser_build_binary_op): Condition warnings for
905 X<=Y<=Z on -Wparentheses instead of -Wextra.
906 * doc/invoke.texi: Update. Document that most of -Wparentheses is
907 supported for C only.
909 2004-07-17 Steven Bosscher <stevenb@suse.de>
911 * cfgcleanup.c (try_simplify_condjump): Don't remove line
912 notes to avoid unreachable code warnings.
913 * toplev.c (backend_init): Don't emit line notes for
914 unreachable code warnings.
916 * combine.c (distribute_notes): Don't distribute a
918 * final.c (final_scan_insn): Don't handle it.
919 * rtl.c (reg_note_name): Remove it.
920 * rtl.h (enum reg_node): Dito.
922 * emit-rtl.c (force_line_numbers, restore_line_number_status):
924 * rtl.h (force_line_numbers, restore_line_number_status):
927 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
928 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
929 (using_eh_for_cleanups): Also moved here.
931 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
932 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
933 to expand_start_case and add_case_node.
934 * stmt.c (struct nesting): Cleanup unused fields condition_code,
935 last_unconditional_cleanup, nominal_type, printname, and
937 (struct fixup_goto): Remove.
938 (struct stmt_status): Remove x_goto_fixup_chain field.
939 (goto_fixup_chain): Remove.
940 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
941 pushcase, pushcase_range): Remove.
942 (expand_start_bindings_and_block): Don't set unused fields in
944 (expand_start_case, add_case_node): Cleanup unused formal arguments.
945 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
946 instead of emit_jump_if_reachable.
947 (emit_case_nodes): Likewise.
948 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
950 (update_eh_label): Work around left-over exception handing regions.
951 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
952 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
953 (pass_cleanup_cfg_post_optimizing): New pass.
954 (init_tree_optimization_passes): Run the new pass after all
956 * tree.h (pushcase, pushcase_range): Remove prototypes.
957 (expand_start_case, add_case_node): Update prototypes.
959 2004-07-16 Krister Walfridsson <cato@df.lth.se>
961 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
963 2004-07-16 Richard Henderson <rth@redhat.com>
965 * builtins.c (std_expand_builtin_va_arg): Remove.
966 (expand_builtin_va_arg): Remove.
967 * expr.h: Don't declare them.
968 * gimplify.c (mark_decls_volatile_r): Remove.
969 (copy_if_shared_r): Don't call it.
970 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
971 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
972 * gimple-low.c (lower_stmt): Likewise.
973 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
974 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
975 * tree-ssa-operands.c (get_expr_operands): Likewise.
976 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
977 EXPAND_BUILTIN_VA_ARG.
978 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
979 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
980 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
981 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
983 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
985 * tree-ssa-pre.c (insert_aux): Break out if we hit
988 2004-07-16 Richard Henderson <rth@redhat.com>
990 * basic-block.h (remove_fake_exit_edges): Declare.
991 * cfganal.c (remove_fake_predecessors): Rename from
992 remove_fake_successors; iterate over predecessors.
993 (remove_fake_exit_edges): New.
994 * cfgcleanup.c (try_optimize_cfg): Use it.
995 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
996 * predict.c (estimate_probability): Likewise.
997 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
998 * tree-cfg.c (make_edges): Likewise.
999 * tree-ssa-pre.c (fini_pre): Likewise.
1000 * profile.c (instrument_edges): Don't remove_fake_edges.
1001 (branch_prob): Do it earlier here.
1003 2004-07-16 Richard Henderson <rth@redhat.com>
1005 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
1006 switchification wrt CONSTRUCTOR. Document the reason.
1008 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
1010 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
1011 that prevented descriptive __mf_check source location strings.
1013 2004-07-16 Richard Henderson <rth@redhat.com>
1015 * tree-def (WITH_SIZE_EXPR): New.
1016 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
1017 * expr.c (expand_expr_real_1): Likewise.
1018 * gimplify.c (maybe_with_size_expr): New.
1019 (gimplify_arg, gimplify_modify_expr): Use it.
1020 (gimplify_modify_expr_to_memcpy): Take size parameter.
1021 (gimplify_modify_expr_to_memset): Likewise.
1022 (gimplify_expr): Handle WITH_SIZE_EXPR.
1023 * tree-alias-common.c (find_func_aliases): Likewise.
1024 * tree-eh.c (tree_could_trap_p): Likewise.
1025 (tree_could_throw_p): Likewise.
1026 * tree-gimple.c (is_gimple_lvalue): Likewise.
1027 (get_call_expr_in): Likewise.
1028 * tree-inline.c (estimate_num_insns_1): Likewise.
1029 (expand_calls_inline): Likewise.
1030 * tree-nested.c (convert_call_expr): Likewise.
1031 * tree-pretty-print.c (dump_generic_node): Likewise.
1032 * tree-sra.c (sra_walk_expr): Likewise.
1033 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
1034 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
1035 * tree-ssa-operands.c (get_expr_operands): Likewise.
1036 * tree-tailcall.c (find_tail_calls): Likewise.
1038 * calls.c (expand_call): Reset old_stack_allocated after
1039 calling emit_stack_restore.
1041 2004-07-16 Richard Henderson <rth@redhat.com>
1043 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
1044 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
1045 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
1046 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1047 copy_res_decl_for_inlining.
1049 * tree-inline.c (declare_return_variable): New modify_dest argument.
1050 Use it as the return value, when possible or manditory. Handle
1051 TREE_ADDRESSABLE types.
1052 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
1053 replacement of CALL_EXPR.
1055 2004-07-16 Richard Henderson <rth@redhat.com>
1057 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
1058 * gimple-low.c (expand_var_p): Don't check it.
1059 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
1060 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
1061 * tree-ssa-operands.c (add_stmt_operand): Likewise.
1062 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
1063 (find_referenced_vars): Don't call them.
1064 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
1066 2004-07-16 Richard Henderson <rth@redhat.com>
1068 * function.c (pass_by_reference): True for all variable sized types.
1070 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
1072 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
1073 * tree-pretty-print.c: Include tree-chrec.h.
1074 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
1075 and POLYNOMIAL_CHREC nodes.
1077 2004-07-16 Steve Ellcey <sje@cup.hp.com>
1079 * builtins.c (expand_builtin_stpcpy): Do not create temporary
1082 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
1084 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
1086 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
1088 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
1090 * config/s390/s390.c: Likewise.
1091 * config/s390/s390.h: Likewise.
1093 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1095 * config/mips/mips.md (addsi3, adddi3): Remove special handling
1096 of $sp adds. Remove REGNO checks from mips16 patterns.
1098 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1100 * config/mips/mips.md: Delete outdated comment.
1102 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1104 * config/mips/mips.c (get_float_compare_codes): Delete.
1105 (mips_emit_compare): New function, mostly extracted from
1106 get_float_compare_codes and gen_conditional_branch.
1107 (gen_conditional_branch, gen_conditional_move): Use it.
1109 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
1111 * genautomata.c (add_vect): Speedup by using integers as
1112 bit-vectors for walking through the comb_vect and finding
1115 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1117 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
1118 operand is an uns_arith_operand; use subtraction otherwise.
1119 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
1120 not just arith_operands.
1122 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1124 * config/mips/mips-protos.h (gen_int_relational): Delete.
1125 (mips_emit_scc): Declare.
1126 * config/mips/mips.c (internal_test): Delete.
1127 (sle_operand, sleu_operand): New functions.
1128 (map_test_to_internal_test, gen_int_relational): Delete.
1129 (mips_emit_binary, mips_relational_operand_ok_p)
1130 (mips_emit_int_relational, mips_zero_if_equal)
1131 (mips_emit_scc): New functions.
1132 (gen_conditional_branch): Rework to use mips_emit_int_relational.
1133 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
1135 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1136 (sltu, sleu): Use mips_emit_scc.
1137 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
1138 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
1139 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
1141 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1143 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
1145 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1147 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
1148 (*sne_[sd]i): Likewise sne_[sd]i_zero.
1149 (*sgt_[sd]i): ...and sgt_[sd]i.
1150 (*slt_[sd]i): ...and slt_[sd]i.
1151 (*sgtu_[sd]i): ...and sgtu_[sd]i.
1152 (*sltu_[sd]i): ...and sltu_[sd]i.
1153 (*sleu_[sd]i): ...and sleu_[sd]i_const.
1154 Name previously unnamed mips16 patterns. Formatting fixes.
1156 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1158 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
1159 (branch_type): Delete.
1160 (gen_conditional_branch, gen_conditional_move)
1161 (mips_gen_conditional_trap): Update after name change. Get the
1162 comparison mode from cmp_operands[0].
1163 * config/mips/mips.h (cmp_type, branch_type): Delete.
1164 (cmp_operands): Renamed from branch_cmp.
1165 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
1166 name change. Don't set branch_type.
1167 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
1168 mode class of cmp_operands[0] rather than branch_type. Update after
1171 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1173 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
1174 of 0...255 to 0 when inside a SET.
1176 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1178 * config/mips/mips.md: Remove mips16 define_peepholes.
1180 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
1182 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
1183 (fini_pre): Remove fake edges.
1185 2004-07-15 Richard Henderson <rth@redhat.com>
1187 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
1188 (get_indirect_ref_operands, get_call_expr_operands): ... these.
1190 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
1192 * vec.h (VEC_address): New function.
1194 2004-07-14 Jason Merrill <jason@redhat.com>
1197 * gimplify.c (gimplify_arg): New fn, split out from...
1198 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
1200 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
1202 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
1203 generate code which is generated by pushqi1 now
1204 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
1206 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
1208 * combine.c (simplify_set): match the mode of the constant 0 with
1209 the tested operand to match the compare behaviour and the
1210 simplify_relational_operation() expectation.
1212 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
1214 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
1217 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
1219 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
1221 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
1223 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
1225 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
1226 calls in mips16 code.
1228 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
1230 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
1231 the destination of the li as well as for the neg.
1233 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
1236 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
1237 * cgraph.h: Update declaration.
1238 * c-decl.c (build_cdtor): Update call with default priority.
1239 * coverage.c (create_coverage): Ditto.
1240 * tree-mudflap.c (mf_init_fndecl): New tree.
1241 (mudflap_init): Set it.
1242 (mudflap_register_call): Arrange to call __mf_init before the first
1244 (mudflap_finish_file): Mark the mudflap static initializer as extra
1245 high priority, to beat all C++ static constructors.
1247 2004-07-15 Jeff Law <law@redhat.com>
1249 * loop.c (check_insn_for_givs): Restore check for code labels that was
1250 accidentally deleted by a recent checkin.
1252 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
1254 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
1255 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
1257 2004-07-14 Richard Henderson <rth@redhat.com>
1259 * print-tree.c (print_node): Fix casts last change.
1261 2004-07-15 Paul Brook <paul@codesourcery.com>
1263 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
1264 to TARGET_UNWIND_INFO.
1265 * except.c (output_function_exception_table): Ditto.
1267 * opts.c (decode_options): Ditto.
1268 * passes.c (rest_of_handle_final): Ditto.
1269 * final.c (final_start_function): Ditto.
1270 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
1272 * targhooks.h (default_unwind_emit): Declare.
1273 * targhooks.c (default_unwind_emit): New function.
1274 * target-def.h: Define and use TARGET_UNWIND_EMIT.
1275 * target.h (struct gcc_target): Add unwind_emit.
1276 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
1277 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
1278 Remove IA64_UNWIND_EMIT.
1279 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
1281 2004-07-14 Richard Henderson <rth@redhat.com>
1283 * print-tree.c (print_node): Handle SSA_NAME.
1285 2004-07-14 James E Wilson <wilson@specifixinc.com>
1288 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
1289 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
1291 2004-07-15 Jakub Jelinek <jakub@redhat.com>
1293 * expr.c (expand_assignment): Reenable bitfield += optimizations.
1294 Use alias set 0 for memory, do proper mode calculations and adjust
1295 address for memories.
1297 2004-07-14 Per Bothner <per@bothner.com>
1299 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
1300 structure with extra column field.
1301 * tree.c (expand_location): Also fill in column field.
1302 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
1303 gets confused by the two conditionally-compiled definitions.
1305 2004-07-14 Eric Christopher <echristo@redhat.com>
1307 * calls.c (expand_call): Fix typo in comment.
1309 2004-07-14 Steve Ellcey <sje@cup.hp.com>
1311 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
1312 comparision of TFmode.
1314 2004-07-14 Richard Henderson <rth@redhat.com>
1316 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
1317 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
1318 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
1319 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1320 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1321 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1322 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1323 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1324 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1326 2004-07-14 Mike Stump <mrs@apple.com>
1328 * config/darwin.h (WINT_TYPE): Define to be int to match
1329 system header files.
1331 2004-07-14 Bob Wilson <bob.wilson@acm.org>
1333 * config/xtensa/xtensa.c (function_arg_advance): Check for args
1334 that must be passed in the stack.
1335 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
1336 arguments if the size is not a constant.
1338 2004-07-14 Per Bothner <per@bothner.com>
1340 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
1341 instead of EXPR_LOCUS in a boolean context, which is always true
1342 if --enable-mapped-location.
1343 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
1345 2004-07-14 Richard Henderson <rth@redhat.com>
1347 * dominance.c (struct dom_info): Add fake_exit_edge.
1348 (init_dom_info): Allocate it.
1349 (free_dom_info): Free it.
1350 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
1352 (calc_idoms): Honor fake_exit_edge.
1354 2004-07-13 Jason Merrill <jason@redhat.com>
1356 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
1357 (rhs_test_for): New fn.
1358 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
1359 * tree-gimple.h: Declare them.
1360 * gimplify.c (gimplify_modify_expr): Use the new fns.
1362 2004-07-14 Richard Henderson <rth@redhat.com>
1364 * config/arm/arm-protos.h (arm_va_arg): Remove.
1365 * config/arm/arm.c (arm_va_arg): Remove.
1366 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
1367 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
1369 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1371 * pa.c (fix_range): New function to mark a range(s) of registers as
1373 (override_options): Call fix_range if the -mfixed-range option string
1375 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
1376 * doc/invoke.texi (-mfixed-range): Document new option.
1378 2004-07-14 David Edelsohn <edelsohn@gnu.org>
1380 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
1382 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
1384 2004-07-14 Roger Sayle <roger@eyesopen.com>
1386 * expmed.c (expand_sdiv_pow2): New function to expand signed division
1387 by a positive power of two, split out from expand_divmod. Provide
1388 an alternate implementation when shifts are expensive. Lower the
1389 threshold for using a branchless implementation to BRANCH_COST >= 2.
1390 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
1392 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1394 * tree-dfa.c (make_rename_temp): *Really* work just
1395 like create_tmp_var if called while outside SSA form.
1397 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1399 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
1400 for division by zero.
1401 ("umodsi3"): Likewise.
1403 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1405 * config/mips/mips.c (mips_output_move): When generating mips16 code,
1406 force loads of negative constants to be split.
1407 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
1408 Generalize SImode li/neg splitter to cope with other modes.
1410 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1412 * expmed.c: Remove more references to QUEUED in the comments.
1415 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1418 2004-07-13 Richard Henderson <rth@redhat.com>
1419 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
1422 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1424 * tree-dfa.c (make_rename_temp): Work just like
1425 create_tmp_var if called while outside SSA form.
1427 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1429 * expr.c (enqueue_insn, finish_expr_for_function,
1430 protect_from_queue, queued_subexp_p, mark_queue,
1431 emit_insns_enqueued_after_mark, emit_queue,
1432 expand_increment): Remove.
1433 (store_constructor): Expand increment as an assignment.
1434 (expand_expr_real_1 <case PREINCREMENT_EXPR,
1435 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
1436 case POSTDECREMENT_EXPR>): Abort.
1437 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
1438 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
1439 protect_from_queue, emit_queue, queued_subexp_p): Remove.
1440 * function.h (pending_chain, x_pending_chain): Remove.
1441 * rtl.def (QUEUED): Remove.
1443 * emit-rtl.c (copy_insn_1, copy_most_rtx,
1444 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
1445 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
1446 encode_units_mask): Likewise.
1447 * local-alloc.c (equiv_init_varies_p): Likewise.
1448 * rtl.c (copy_rtx): Likewise.
1449 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1450 * simplify-rtx.c (simplify_gen_subreg): Likewise.
1451 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
1453 * builtins.c (expand_builtin, expand_builtin_apply,
1454 expand_builtin_mathfn, expand_builtin_mathfn_2,
1455 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
1456 Remove calls to emit_queue and protect_from_queue.
1457 * calls.c (expand_call, precompute_arguments,
1458 precompute_register_parameters, rtx_for_function_call,
1459 store_one_arg): Likewise.
1460 * dojump.c (do_compare_and_jump, do_jump): Likewise.
1461 * explow.c (memory_address): Likewise.
1462 * expmed.c (clear_by_pieces_1, clear_storage,
1463 clear_storage_via_libcall, emit_group_load,
1464 emit_group_store, emit_store_flag,
1465 expand_expr_real_1, store_by_pieces,
1466 store_constructor, store_expr, try_casesi,
1467 try_tablejump): Likewise.
1468 * function.c (expand_pending_sizes): Likewise.
1469 * optabs.c (emit_cmp_and_jump_insns,
1470 emit_conditional_add, emit_conditional_move,
1471 expand_fix, expand_float, prepare_cmp_insn): Likewise.
1472 * stmt.c (emit_case_bit_tests,
1473 expand_asm_expr, expand_computed_goto,
1474 expand_decl_init, expand_end_case_type,
1475 expand_end_stmt_expr, expand_expr_stmt_value,
1476 expand_return, expand_start_case,
1477 optimize_tail_recursion): Likewise.
1478 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1479 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
1481 2004-07-14 Ben Elliston <bje@au.ibm.com>
1483 * vec.h: Comment fix.
1485 2004-07-13 Richard Henderson <rth@redhat.com>
1487 * target.h (struct gcc_target): Add calls.pass_by_reference.
1488 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
1489 * function.c (pass_by_reference): Use the hook.
1490 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
1491 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
1492 (hook_pass_by_reference_must_pass_in_stack): New.
1493 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
1494 (alpha_pass_by_reference): New.
1495 (TARGET_PASS_BY_REFERENCE): New.
1496 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1497 * config/arc/arc.c (arc_pass_by_reference): New.
1498 (TARGET_PASS_BY_REFERENCE): New.
1499 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1500 (FUNCTION_ARG_CALLEE_COPIES): True.
1501 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
1502 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
1503 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
1504 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1505 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1506 * config/cris/cris.c (cris_pass_by_reference): New.
1507 (TARGET_PASS_BY_REFERENCE): New.
1508 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
1509 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
1510 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1511 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
1512 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1513 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
1514 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
1515 (frv_function_arg_pass_by_reference): Remove.
1516 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1517 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
1518 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
1519 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
1520 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1521 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
1522 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
1523 (ia64_pass_by_reference): Rename from
1524 ia64_function_arg_pass_by_reference.
1525 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1526 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1527 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
1528 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
1529 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
1530 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1531 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1532 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
1533 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
1534 (m32r_pass_by_reference): Adjust prototype. Make static.
1535 Handle mode sizes correctly.
1536 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1537 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
1538 (m68hc11_function_arg_pass_by_reference): Remove.
1539 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1540 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1541 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
1542 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1543 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
1544 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
1545 (mips_va_arg): Use pass_by_reference.
1546 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
1547 Handle mode sizes correctly.
1548 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1549 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1550 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
1551 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
1552 (mmix_pass_by_reference): Rename from
1553 mmix_function_arg_pass_by_reference.
1554 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1555 (FUNCTION_ARG_CALLEE_COPIES): True.
1556 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
1557 (mn10300_pass_by_reference): New.
1558 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1559 (FUNCTION_ARG_CALLEE_COPIES): True.
1560 * config/pa/pa.c (pa_pass_by_reference): New.
1561 (TARGET_PASS_BY_REFERENCE): New.
1562 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1563 (FUNCTION_ARG_CALLEE_COPIES): True.
1564 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
1565 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
1566 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
1567 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1568 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
1569 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
1570 (s390_pass_by_reference): Rename from
1571 s390_function_arg_pass_by_reference.
1572 (s390_function_arg_advance): Don't query pass-by-ref.
1573 (s390_function_arg): Likewise.
1574 (s390_gimplify_va_arg): Use pass_by_reference.
1575 (s390_call_saved_register_used): Likewise.
1576 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1577 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
1578 (shcompact_byref, sh_pass_by_reference): New.
1579 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1580 (SHCOMPACT_BYREF): Remove.
1581 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
1582 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
1583 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
1584 (sparc_gimplify_va_arg): Use pass_by_reference.
1585 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1586 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1587 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
1588 (v850_pass_by_reference): New.
1589 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1590 (FUNCTION_ARG_CALLEE_COPIES): True.
1591 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
1592 FUNCTION_ARG_PASS_BY_REFERENCE docs.
1594 2004-07-14 Richard Henderson <rth@redhat.com>
1595 Richard Sandiford <rsandifo@redhat.com>
1597 * config/mips/mips-protos.h (mips_va_arg): Delete.
1598 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
1599 * config/mips/mips.c: Include tree-gimple.h.
1600 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
1601 (mips_arg_info): Remove special handling of must_pass_in_stck args.
1602 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
1603 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
1605 2004-07-13 Bob Wilson <bob.wilson@acm.org>
1607 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
1608 arguments for COND_EXPR in big-endian adjustment code.
1610 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1612 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
1613 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
1614 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
1615 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
1617 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1619 PR tree-optimization/16443
1620 * tree-ssa-alias.c: Add more description for
1621 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
1622 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
1623 clobbering of call-clobbered and addressable variables. If
1624 there are any before aliases have been computed, add them.
1626 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1628 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
1631 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
1633 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
1634 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
1637 2004-07-13 Per Bothner <per@bothner.com>
1639 * collect2.c (main): Handle --no-demangle and --demangle flags.
1641 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
1643 * Makefile.in (OBJS-common): Add tree-data-ref.o.
1644 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
1645 (tree-data-ref.o): New rule.
1646 * lambda.h: New file.
1647 * tree-data-ref.c: New file.
1648 * tree-data-ref.h: New file.
1649 * tree.c (int_cst_value, tree_fold_gcd): New functions.
1650 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
1652 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1655 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
1656 * config/sparc/sparc.c (output_ubranch): New function.
1657 * config/sparc/sparc.md (jump pattern): Use it.
1659 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1662 * config/sparc/sparc.c (output_cbranch): Properly guard
1663 the code handling far branches with TARGET_V9.
1664 * config/sparc/sparc.md (length attribute): Document the
1665 side-effect of having a length greater or equal to 3.
1667 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1668 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
1671 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
1672 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
1674 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1675 Martin Sebor <sebor@roguewave.com>
1678 * doc/invoke.texi (SPARC options): Document -threads
1679 and -pthreads on Solaris.
1681 2004-07-13 Richard Henderson <rth@redhat.com>
1683 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
1685 (ind_gimplify_va_arg_expr): Remove.
1686 * tree.h (ind_gimplify_va_arg_expr): Remove.
1687 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
1688 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
1691 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
1692 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
1693 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
1694 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
1695 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
1697 2004-07-13 Richard Henderson <rth@redhat.com>
1699 * function.c (pass_by_reference): New.
1700 (assign_parm_find_data_types): Use it.
1701 * calls.c (initialize_argument_information): Likewise.
1702 (emit_library_call_value_1): Likewise.
1703 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1704 * function.h (pass_by_reference): Declare.
1706 2004-07-13 Richard Henderson <rth@redhat.com>
1708 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
1709 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
1710 * expr.h (MUST_PASS_IN_STACK): Remove.
1711 * system.h (MUST_PASS_IN_STACK): Poison.
1712 * tree.h (must_pass_in_stack_var_size): Declare.
1713 (must_pass_in_stack_var_size_or_pad): Declare.
1714 * calls.c (must_pass_in_stack_var_size): New.
1715 (must_pass_in_stack_var_size_or_pad): Rename from
1716 default_must_pass_in_stack.
1717 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
1718 (TARGET_MUST_PASS_IN_STACK): New.
1719 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
1720 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
1721 (TARGET_MUST_PASS_IN_STACK): New.
1722 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
1723 * config/frv/frv.c (frv_must_pass_in_stack): New.
1724 (TARGET_MUST_PASS_IN_STACK): New.
1725 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
1726 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
1727 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
1728 (ix86_must_pass_in_stack): Make static.
1729 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
1730 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
1731 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
1732 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
1733 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
1734 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
1735 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
1736 (mcore_must_pass_on_stack): Remove.
1737 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
1738 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
1739 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
1740 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
1741 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
1742 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
1743 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
1744 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
1745 (TARGET_MUST_PASS_IN_STACK): New.
1746 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
1747 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
1748 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
1749 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
1750 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
1751 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
1752 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
1755 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
1756 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
1757 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
1758 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
1759 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
1760 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
1761 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
1762 config/xtensa/xtensa.c: Use target hook.
1764 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
1766 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
1767 * configure: Rebuilt.
1769 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1771 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
1772 * config/mips/mips.h (mips_reg_names): Don't declare.
1773 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
1774 (TARGET_NAME_REGS): Delete.
1775 (TARGET_SWITCHES): Remove -mrnames.
1776 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
1777 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
1779 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
1780 (override_options): Remove handling of TARGET_NAME_REGS.
1782 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1784 * config/mips/mips.h (TARGET_*): Boolify.
1786 2004-07-12 Nick Clifton <nickc@redhat.com>
1788 * config.gcc: Add sh-*-symbianelf target.
1789 * config/sh/sh.c: Add new target macros:
1790 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
1791 TARGET_CXX_IMPORT_EXPORT_CLASS.
1792 (sh_file_start): Create a definition of the .directive section.
1793 (sh_attribute): Add dllimport and dllexport attributes.
1794 * config/sh/symbian-pre.h: New file.
1795 * config/sh/symbian-post.h: New file.
1796 * config/sh/symbian.c: New file. Contains Symbian specific
1798 * config/sh/sh-protos.h: Add prototypes for new functions
1799 provided by symbian.c.
1800 * config/sh/t-symbian: New file.
1801 * doc/extend.texi: Document support for dllimport and dllexport
1802 attributes by the sh-symbianelf target.
1804 2004-07-12 James E Wilson <wilson@specifixinc.com>
1806 * Makefile.in (AR): Use @AR@ not ar.
1808 (AR_FOR_TARGET): Use $(AR) not ar for native.
1809 (NM_FOR_TARGET): Use $(NM) not nm for native.
1810 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
1811 * configure: Regenerate.
1813 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
1815 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
1817 (ashldi3_sp64): Likewise.
1819 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1822 * pa.c (function_arg): Update comment.
1823 * pa.h (BLOCK_REG_PADDING): Define.
1825 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1827 PR tree-optimization/16461
1828 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
1829 arguments of phi nodes.
1831 2004-07-12 Devang Patel <dpatel@apple.com>
1833 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
1835 2004-07-12 Steve Ellcey <sje@cup.hp.com>
1837 * function.c (expand_function_start): Ensure r_save is in Pmode.
1838 * calls.c (prepare_call_address): Ensure static_chain_value is
1840 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
1841 r_save_area are in Pmode.
1842 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
1843 fnaddr, and static_chain are in Pmode.
1845 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1848 * config/ia64/ia64.c (bundling): Don't count ignored insns.
1850 2004-07-12 Richard Henderson <rth@redhat.com>
1852 * target.h (struct gcc_target): Move gimplify_va_arg_expr
1853 next to build_builtin_va_list.
1854 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
1855 * builtins.c (gimplify_va_arg_expr): Likewise.
1856 * gimplify.c (copy_if_shared_r): Likewise.
1858 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
1860 * passes.c (rest_of_decl_compilation): Don't defer call of
1861 assemble_variable if its DECL_RTL is already set.
1863 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
1865 * cfgloop.h (struct loop): Add nb_iterations field.
1866 (current_loops): Declare.
1867 * tree-chrec.c (chrec_not_analyzed_yet,
1868 chrec_dont_know, chrec_known, count_ev_in_wider_type,
1869 chrec_contains_symbols_defined_in_loop): Remove the temporary
1871 * tree-flow-inline.h (loop_containing_stmt): New function.
1872 * tree-scalar-evolution.c: Add implementation.
1873 * tree-scalar-evolution.h: Add declarations.
1875 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1877 PR rtl-optimization/15921
1878 * Makefile.in (global.o): Add recog.h.
1880 * global.c (recog.h): Add the include-clause.
1881 (bb_info): New member earlyclobber.
1882 (allocate_bb_info, free_bb_info): Initialize/finish the new
1884 (earlyclobber_regclass, earlyclobber_regclass_length): The new
1886 (check_earlyclobber, regclass_intersect,
1887 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
1889 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
1890 (make_accurate_live_analysis): Modify pavin.
1892 2004-07-12 Diego Novillo <dnovillo@redhat.com>
1894 * tree-cfg.c (find_taken_edge): Statically compute the truth
1895 value of a predicate comparing an SSA_NAME to itself.
1897 2004-07-12 Roger Sayle <roger@eyesopen.com>
1899 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
1900 rs6000 doesn't have shift-and-add or shift-and-sub instructions
1901 by returning the cost of a multiplication plus an addition.
1903 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1905 PR tree-optimization/14107
1906 * gimplify.c (gimplify_return_expr): Accept a
1907 RETURN_EXPR with an error argument.
1908 * tree-optimize.c (init_tree_optimization_passes):
1909 Run pass_warn_function_return at -O0.
1911 2004-07-12 Roger Sayle <roger@eyesopen.com>
1913 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
1916 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
1918 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
1919 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1920 * config/mips/3000.md: Add copyright notice. Remove automota and
1921 function units; use generic ones instead. Only define reservations
1922 for things that are different from generic.md. Extend each clause
1924 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
1925 * config/mips/mips.md: Include them. Remove define_function_units.
1926 (alu, imuldiv): New automata and units.
1928 2004-07-12 Ben Elliston <bje@au.ibm.com>
1930 * doc/invoke.texi (Optimize Options): Document -frename-registers
1931 not being enabled by default at -O3.
1933 2004-07-11 Roger Sayle <roger@eyesopen.com>
1935 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
1936 floating point additions, to keep real immediate constant positive.
1937 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
1938 into X + C, and leave positive real constants as X - C.
1940 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1942 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
1944 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1946 PR tree-optimization/15654
1947 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
1949 2004-07-11 Roger Sayle <roger@eyesopen.com>
1951 * builtins.c (fold_builtin_fputs): Don't bother converting the
1952 return type to integer_type_node, as we've already checked that
1953 the result will be ignored.
1955 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
1956 that signed addition, subtraction, multiplication, division,
1957 remainder, negation and absolute value may potentially trap.
1959 * fold-const.c (fold_ignored_result): New function to strip
1960 non-side-effecting tree nodes from an expression whose result
1962 (fold_convert): Call fold_ignored_result when casting a value
1964 (omit_one_operand): Call fold_ignored_result on the "omitted"
1965 operand when building a COMPOUND_EXPR.
1966 (pedantic_omit_one_operand): Likewise.
1967 * tree.h (fold_ignored_result): Prototype here.
1968 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
1969 when we're going to ignore the result.
1971 2004-07-11 Richard Henderson <rth@redhat.com>
1974 * tree-ssa-ccp.c (fold_stmt_r): Split out...
1975 * tree.c (fields_compatible_p, find_compatible_field): ... new.
1976 * tree.h (fields_compatible_p, find_compatible_field): Declare.
1977 * tree-sra.c (sra_hash_tree): Hash fields by offset.
1978 (sra_elt_eq): Use fields_compatible_p.
1979 (generate_one_element_ref): Use find_compatible_field.
1981 2004-07-11 Richard Henderson <rth@redhat.com>
1984 * tree-sra.c (generate_one_element_init): New.
1985 (generate_element_init): Use it.
1986 (scalarize_init): Push/pop gimplify context around it.
1987 (find_new_referenced_vars_1, find_new_referenced_vars): New.
1988 * gimplify.c (gimplify_expr): Allow SSA_NAME.
1990 2004-07-11 Roger Sayle <roger@eyesopen.com>
1992 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
1993 combine.c's combine_insn_cost.
1994 * rtl.h (insn_rtx_cost): Prototype here.
1995 * combine.c (combine_insn_cost): Delete function.
1996 (combine_validate_cost): Update callers of combine_insn_cost to
1997 call insn_rtx_cost instead.
1998 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
1999 requesting the rtx_cost of call and/or jump instructions.
2001 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
2002 rtx_cost directly. Don't request/use the cost of call or jump
2003 instructions. Return -1 if the cost of any instruction can't be
2004 determined (or the BB contains a function call).
2005 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
2006 -1 (i.e. can't determine the cost of any instruction or the basic
2007 block contains a subroutine call).
2008 (find_if_case_2): Likewise.
2010 2004-07-11 Roger Sayle <roger@eyesopen.com>
2012 * rs6000.c (struct processor_costs): Change semantics of fields to
2013 include the COST_N_INSNS scaling, and update all initializers.
2014 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
2015 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
2016 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
2017 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
2019 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2021 * LANGUAGES: Remove obsolete information.
2023 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2025 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
2026 SIGBUS signal frames, the PSW address points *to* the faulting
2027 instruction, not after it.
2029 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2031 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
2032 added to TLS symbol addresses.
2034 2004-07-11 Richard Henderson <rth@redhat.com>
2036 * expmed.c (init_expmed): Use stack-local structures for
2037 temporary rtl. Don't recognize shifts.
2039 2004-07-11 Richard Henderson <rth@redhat.com>
2041 * expr.c (store_expr): Don't fiddle subreg promotion for types
2042 with precision smaller than the mode.
2044 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2046 * tree.h (all_types_permanent): Remove.
2048 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2050 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
2051 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
2052 * langhooks.c (lhd_clear_binding_stack): Remove.
2053 * langhooks-def.h (lhd_clear_binding_stack,
2054 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
2055 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
2056 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
2057 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
2058 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
2059 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
2060 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
2061 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
2062 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
2063 * tree.h (poplevel): Don't declare.
2064 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
2065 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
2066 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
2067 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
2070 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2072 PR tree-optimization/16437
2073 * c-common.c (shorten_compare): Don't mark result of conversion to
2074 narrower signed type as overflowing.
2075 * fold-const.c (decode_field_reference): Determine whether
2076 signedness comes from outer type using precision rather than size.
2078 2004-07-11 Phil Edwards <phil@codesourcery.com>
2080 * configure.ac: Alphabetize --enable-checking list, add
2081 missing valgrind entry.
2082 * configure: Regenerate.
2084 2004-07-11 Phil Edwards <phil@codesourcery.com>
2086 * doc/install.texi (Testing): Fix syntax in "make check" example.
2088 2004-07-10 James E Wilson <wilson@specifixinc.com>
2090 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
2092 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2094 PR rtl-optimization/16001
2095 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
2098 2004-07-10 Geoffrey Keating <geoffk@apple.com>
2100 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
2102 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
2103 James Morrison <phython@gcc.gnu.org>
2105 * doc/contrib.texi (Contributors): Add gfortran contributors and
2106 fix a couple of typos.
2108 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2110 PR rtl-optimization/15387
2111 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
2112 to incoming args space correctly.
2114 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2116 * pa.c (output_indirect_call): Only use %r2 as the link register in
2117 indirect calls with the long PA 2.0 pc-relative branch.
2119 2004-07-10 Daniel Jacobowitz <dan@debian.org>
2121 * config/i386/i386.c (override_options): Pick a 64-bit CPU
2122 for the default tuning if TARGET_64BIT.
2124 2004-07-10 Richard Henderson <rth@redhat.com>
2126 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
2127 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
2129 2004-07-10 Jakub Jelinek <jakub@redhat.com>
2131 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
2132 * expmed.c (store_bit_field, extract_bit_field): Remove last
2134 * builtins.c (expand_builtin_signbit): Adjust callers.
2135 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
2136 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
2137 * ifcvt.c (noce_emit_move_insn): Likewise.
2138 * stmt.c (expand_return): Likewise.
2139 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
2140 store_field, expand_expr_real_1): Likewise.
2142 2004-07-10 Richard Henderson <rth@redhat.com>
2144 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
2146 2004-07-09 Mike Stump <mrs@apple.com>
2148 * config/darwin.c (no_dead_strip): Add.
2149 (HAVE_DEAD_STRIP): Add.
2150 (darwin_emit_unwind_label): Ensure that we don't dead code strip
2153 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2155 * tree-ssa-loop-im.c: New file.
2156 * Makefile.in (tree-ssa-loop-im.o): Add.
2157 * cfgloop.c (superloop_at_depth): New function.
2158 * cfgloop.h (superloop_at_depth): Declare.
2159 * common.opt (ftree-lim): New flag.
2160 * expr.c (array_ref_up_bound): New function.
2161 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
2162 * timevar.def (TV_LIM): New timevar.
2163 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
2164 computing immediate uses of a phi node.
2165 * tree-flow.h (struct tree_ann_common_d): Add aux field.
2166 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
2167 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
2168 * tree-pass.h (pass_lim): Declare.
2169 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
2171 (pass_lim): New pass structure.
2172 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
2173 * tree.c (in_array_bounds_p): New function.
2174 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
2175 (in_array_bounds_p, array_ref_up_bound): Declare.
2176 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
2177 * doc/passes.texi (tree-ssa-loop-im.c): Document.
2179 2004-07-09 Richard Henderson <rth@redhat.com>
2181 * builtins.c (expand_builtin_stpcpy): Don't modify len.
2183 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
2186 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
2188 * flags.h: Delete redundant prototypes that are being generated
2189 in options.h from common.opt.
2190 * common.opt: Add in the expository comments formerly in flags.h.
2192 2004-07-09 Jan Beulich <jbeulich@novell.com>
2194 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
2195 available for use only when TARGET_MMX/_SSE is set, and check for
2196 variable argument function if any register count is non-zero.
2197 (function_arg): Correctly suppress repeated warnings for passing SSE
2198 vectors are arguments without SSE enabled.
2199 (ix86_function_arg_boundary): Without SSE enabled, the use of what
2200 would be SSE register modes does no longer influence the alignment.
2202 2004-07-09 Richard Henderson <rth@redhat.com>
2204 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
2205 Always align upward to arg boundary. Use size_in_bytes/round_up.
2206 Maintain type-correctness of constants.
2207 * stor-layout.c (round_up, round_down): Special-case powers of 2.
2209 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
2211 * config/sparc/sparc.c (*_costs): Scale instruction costs
2213 (sparc_rtx_costs): Adjust as appropriate.
2215 2004-07-09 Jan Beulich <jbeulich@novell.com>
2217 * config/i386/mm3dnow.h: New.
2218 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
2220 2004-07-09 Richard Henderson <rth@redhat.com>
2222 * simplify-rtx.c (simplify_const_relational_operation): Only
2223 look at bounds of scalar integers.
2225 2004-07-09 Jan Beulich <jbeulich@novell.com>
2227 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
2229 2004-07-09 Andrew Pinski <apinski@apple.com>
2231 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
2233 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
2234 UOBJC_METACLASS_decl.
2236 2004-07-09 James E Wilson <wilson@specifixinc.com>
2239 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
2240 do return a parallel if hfa_mode == XFmode and mode == TImode.
2242 2004-07-09 Jan Beulich <jbeulich@novell.com>
2244 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
2245 permissible for unary plus.
2247 2004-07-09 Jan Beulich <jbeulich@novell.com>
2249 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
2250 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
2251 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
2252 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
2253 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
2254 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
2255 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
2256 (BUILTIN_xxxIMAX): New.
2257 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
2258 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
2259 BUILT_IN_PARITYIMAX.
2261 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
2263 * config/sparc/sparc.h (processor_costs): Define.
2264 (sparc_costs): Declare.
2265 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
2266 hypersparc_costs, sparclet_costs, ultrasparc_costs,
2267 ultrasparc3_costs): New.
2268 (sparc_override_options): Set sparc_costs as appropriate.
2269 (sparc_rtx_costs): Use sparc_costs instead of messy
2272 2004-07-09 Steven Bosscher <stevenb@suse.de>
2274 * doc/md.texi (Processor pipeline description): Mention that
2275 the old pipeline description is deprecated.
2277 * config/rs6000/7450.md (automaton ppc7450): Split up, move
2278 mciu_7450 function unit to...
2279 (automaton ppc7450mciu): ...new automaton.
2281 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
2282 (schedule_block): Don't consider inserting bubbles.
2283 (sched_init): Don't initialize DFA bubbles.
2284 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
2285 TARGET_SCHED_DFA_BUBBLE): Remove.
2286 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
2287 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
2288 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
2290 * stmt.c (conditional_context): Remove prototype.
2291 * tree.h (conditional_context): Remove.
2292 * tree-cfg.c (pre_insert_on_edge): Remove.
2294 * c-common.h (c_expand_asm_operands): Remove prototype.
2295 * c-typeck.c (c_expand_asm_operands): Remove.
2297 2004-07-09 Jan Beulich <jbeulich@novell.com>
2299 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
2300 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
2301 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
2302 and V8QI are class SSE. All sufficiently small remaining vector modes
2303 must be passed in one or two integer registers.
2304 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
2306 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
2307 __builtin_ia32_pmuludq128 have non-uniform argument and return types
2308 and must thus be handled explicitly.
2309 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
2311 (movv8qi_internal, movv4hi_internal, movv2si_internal,
2312 movv2sf_internal): Permit moving between MMX and XMM registers (since
2313 MMX areguments and return values are passed in XMM registers).
2314 (sse2_umulsidi3): Correct type and mode.
2316 2004-07-09 Richard Henderson <rth@redhat.com>
2318 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
2320 2004-07-09 Eric Christopher <echristo@redhat.com>
2322 * config/rs6000/40x.md: Split into two automatons.
2324 2004-07-09 Zack Weinberg <zack@codesourcery.com>
2325 Andrew Pinski <apinski@apple.com>
2327 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
2328 on when we have more than one input file.
2329 (c_common_parse_file): Restore loop over all input files.
2330 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
2332 * c-decl.c (set_type_context): New function.
2333 (pop_scope): Use it to set context of types. When we
2334 encounter a TYPE_DECL, set the context of the attached type too.
2335 (pop_file_scope): Don't call cpp_undef_all here.
2336 (diagnose_mismatched_decls): Do not complain about a second
2337 definition of an 'extern inline' function if it's not in the
2338 same translation unit. Do not complain about inline
2339 declaration after use if the use was in a different
2341 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
2342 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
2344 (pushdecl_top_level): Likewise.
2345 (grokdeclarator): Clarify what is going on with setting
2346 DECL_EXTERNAL on function types, a little.
2347 (c_write_global_declarations): Don't do anything if
2348 -fsyntax-only or errors have been encountered.
2350 2004-07-09 Zack Weinberg <zack@codesourcery.com>
2352 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
2354 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2357 * pa.c (output_indirect_call): Use %r2 as the link register when
2358 calling $$dyncall with a pc-relative branch.
2360 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
2362 * doc/install.texi (Binaries): Mention OpenPKG.
2364 2004-07-09 Diego Novillo <dnovillo@redhat.com>
2366 Fix PR tree-optimization/15555
2367 * tree-dfa.c (dump_variable): If the variable is a pointer
2368 SSA_NAME, also dump its points-to information.
2369 * tree-flow.h (struct ptr_info_def): Add field
2371 (dump_points_to_info_for): Declare.
2372 (debug_points_to_info_for): Declare.
2373 * tree-optimize.c (init_tree_optimization_passes): Add a
2374 second alias analysis pass after DOM2.
2375 Move pass_del_pta to a later spot.
2376 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
2377 create a name tags when we find a dereferenced pointer. Just
2378 mark the pointer dereferenced.
2379 (collect_points_to_info_for): Move code to clear points-to
2380 information to create_name_tags.
2381 (create_name_tags): New function.
2382 (compute_flow_sensitive_aliasing): Call it.
2383 (setup_pointers_and_addressables): Mark type tags for renaming
2385 (create_memory_tag): ... here.
2386 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
2387 (dump_points_to_info_for): Declare extern.
2388 (debug_points_to_info_for): New function.
2390 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
2392 * config/arc/arc.md: Switch to DFA-based scheduler description.
2393 * config/arc/arc.c: Switch to DFA-based scheduler description.
2395 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2397 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
2400 2004-07-09 Richard Henderson <rth@redhat.com>
2402 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
2403 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2404 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
2405 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2407 * config/v850/v850-protos.h (v850_va_arg): Remove.
2408 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2409 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
2410 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
2411 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
2412 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
2414 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2417 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
2418 and DImode to use +/-4k offset.
2420 2004-07-09 Richard Henderson <rth@redhat.com>
2422 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
2424 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2425 (xstormy16_gimplify_va_arg_expr): Rewrite from
2426 xstormy16_expand_builtin_va_arg.
2427 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
2429 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
2430 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
2432 * config/sh/sh-protos.h (sh_va_arg): Remove.
2433 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2434 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
2435 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
2437 * config/pa/pa-protos.h (hppa_va_arg): Remove.
2438 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2439 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
2440 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2442 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
2443 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2444 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
2445 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
2447 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2449 * config/sparc/sparc.md (return): Rewrite length formula.
2450 * config/sparc/sparc.c (output_return): Pass 1 as 5th
2451 argument to final_scan_insn when in a delay slot.
2452 (output_sibcall): Likewise.
2454 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2456 * arm.c (arm_cpp_interwork): New variable.
2457 (arm_override_options): Set it if TARGET_INTERWORK was on the command
2459 * arm.h (arm_cpp_interwork): Declare it.
2460 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
2461 __THUMB_INTERWORK__ in the preprocessor.
2463 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
2465 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
2467 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2470 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
2471 Override default settings to account for -m32 and -m64.
2473 2004-07-08 Randolph Chung <tausq@debian.org>
2475 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
2477 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
2479 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
2480 before comparing it as such.
2482 2004-07-08 Richard Henderson <rth@redhat.com>
2484 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
2485 temporary. Use bit arithmetic to align.
2487 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
2489 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
2490 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
2491 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
2492 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
2493 add_labels_and_missing_jumps, find_jump_block,
2494 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
2496 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
2497 link_btr_uses, move_btr_def): Likewise.
2498 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
2499 expand_builtin_expect_jump): Likewise.
2500 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
2501 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2502 * cfganal.c (forwarder_block_p): Likewise.
2503 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
2504 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
2505 find_bb_boundaries): Likewise.
2506 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2507 merge_blocks_move_predecessor_nojumps,
2508 merge_blocks_move_successor_nojumps, insns_match_p,
2509 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2510 try_optimize_cfg): Likewise.
2511 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
2512 * cfglayout.c (skip_insns_after_block, label_for_bb,
2513 record_effective_endpoints, insn_locators_initialize,
2514 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
2515 * cfgmainloop.c (create_loop_notes): Likewise.
2516 * cfgrtl.c (delete_insn, delete_insn_chain,
2517 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
2518 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
2519 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2520 redirect_branch_edge, force_nonfallthru_and_redirect,
2521 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
2522 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
2523 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
2524 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
2525 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
2526 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
2527 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
2528 * combine.c (combine_instructions, can_combine_p, try_combine,
2529 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
2530 distribute_notes, distribute_links, insn_cuid): Likewise.
2531 * cse.c (fold_rtx, cse_insn, cse_around_loop,
2532 invalidate_skipped_block, cse_set_around_loop,
2533 cse_end_of_basic_block, cse_main, cse_basic_block,
2534 cse_condition_code_reg): Likewise.
2535 * cselib.c (cselib_process_insn): Likewise.
2536 * ddg.c (create_ddg): Likewise.
2537 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
2539 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2540 gen_label_die, dwarf2out_var_location): Likewise.
2541 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
2542 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
2543 last_call_insn, active_insn_p, next_label, prev_label,
2544 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
2545 add_insn_before, remove_insn, add_function_usage_to,
2546 reorder_insns, find_line_note, remove_unnecessary_notes,
2547 emit_insn_after_1, classify_insn): Likewise.
2548 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
2549 connect_post_landing_pads, sjlj_mark_call_sites,
2550 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
2551 can_throw_internal, can_throw_external, set_nothrow_function_flags,
2552 convert_to_eh_region_ranges): Likewise.
2553 * explow.c (optimize_save_area_alloca): Likewise.
2554 * expr.c (expand_expr_real): Likewise.
2555 * final.c (insn_current_reference_address, compute_alignments,
2556 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
2557 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
2558 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
2559 propagate_block_delete_insn, propagate_one_insn,
2560 init_propagate_block_info, propagate_block, libcall_dead_p,
2561 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
2563 * function.c (instantiate_virtual_regs, reorder_blocks_1,
2564 expand_function_start, expand_function_end, contains,
2565 thread_prologue_and_epilogue_insns,
2566 reposition_prologue_and_epilogue_notes): Likewise.
2567 * gcse.c (constprop_register, bypass_conditional_jumps,
2568 insert_insn_end_bb, gcse_after_reload): Likewise.
2569 * genemit.c (gen_expand, gen_split): Likewise.
2570 * genpeep.c (gen_peephole, main): Likewise.
2571 * global.c (build_insn_chain): Likewise.
2572 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
2573 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
2574 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
2575 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
2576 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
2577 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
2578 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
2579 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
2580 dead_or_predicable): Likewise.
2581 * integrate.c (try_constants): Likewise.
2582 * jump.c (rebuild_jump_labels, cleanup_barriers,
2583 purge_line_number_notes, init_label_info, mark_all_labels,
2584 squeeze_notes, get_label_before, get_label_after,
2585 reversed_comparison_code_parts, simplejump_p, pc_set,
2586 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
2587 delete_barrier, delete_prior_computation, delete_computation,
2588 delete_related_insns, delete_for_peephole, redirect_jump):
2590 * lcm.c (optimize_mode_switching): Likewise.
2591 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
2593 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
2594 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
2595 * loop-iv.c (simplify_using_assignment): Likewise.
2596 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
2597 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
2598 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
2599 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
2600 check_insn_for_givs, check_final_value, update_giv_derive,
2601 basic_induction_var, product_cheap_p, check_dbra_loop,
2602 loop_insn_first_p, last_use_this_basic_block,
2603 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
2604 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
2605 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
2606 sms_schedule_by_order): Likewise.
2607 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
2608 * postreload.c (reload_cse_simplify_operands, reload_combine,
2609 reload_cse_move2add): Likewise.
2610 * predict.c (can_predict_insn_p, estimate_probability,
2611 expected_value_to_br_prob, process_note_predictions): Likewise.
2612 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
2613 * profile.c (branch_prob): Likewise.
2614 * ra-build.c (live_out_1, livethrough_conflicts_bb,
2615 detect_webs_set_in_cond_jump): Likewise.
2616 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
2617 ra_print_rtl_with_bb): Likewise.
2618 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
2619 * recog.c (next_insn_tests_no_inequality, find_single_use,
2620 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
2621 * reg-stack.c (next_flags_user, record_label_references,
2622 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
2623 compensate_edge, convert_regs_1): Likewise.
2624 * regclass.c (scan_one_insn): Likewise.
2625 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2626 regmove_optimize, fixup_match_1, single_set_for_csa,
2627 combine_stack_adjustments_for_block): Likewise.
2628 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
2629 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
2630 find_equiv_reg): Likewise.
2631 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
2632 reload_as_needed, emit_input_reload_insns, do_output_reload,
2633 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
2635 * reorg.c (find_end_label, emit_delay_sequence,
2636 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
2637 get_jump_flags, rare_destination, mostly_true_jump,
2638 try_merge_delay_insns, redundant_insn, own_thread_p,
2639 fill_simple_delay_slots, fill_slots_from_thread,
2640 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
2641 dbr_schedule): Likewise.
2642 * resource.c (find_basic_block, next_insn_no_annul,
2643 find_dead_or_set_registers, mark_target_live_regs): Likewise.
2644 * rtl.h (RTX_PREV): Likewise.
2645 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
2646 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
2647 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
2648 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
2649 tablejump_p, computed_jump_p, insns_safe_to_move_p,
2650 find_first_parameter_load, can_hoist_insn_p): Likewise.
2651 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
2652 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
2653 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
2654 schedule_ebbs): Likewise.
2655 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
2656 is_conditionally_protected, can_schedule_ready_p,
2657 add_branch_dependences, debug_dependencies): Likewise.
2658 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
2660 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
2661 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
2662 set_dominates_use, ujump_to_loop_cont): Likewise.
2663 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
2664 * varasm.c (output_constant_pool_1): Likewise.
2666 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2668 * tree-scalar-evolution.c: New file.
2669 * tree-scalar-evolution.h: New file.
2670 * tree-ssa-loop-niter.c: New file.
2671 * Makefile.in (SCEV_H): New.
2672 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
2673 * cfgloop.h (struct loop): Add bounds field.
2674 * tree-flow.h (struct tree_niter_desc): New type.
2675 (number_of_iterations_cond, number_of_iterations_exit,
2676 loop_niter_by_eval, find_loop_niter_by_eval,
2677 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
2678 free_numbers_of_iterations_estimates): Declare.
2679 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
2680 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
2681 * doc/invoke.texi (max-iterations-to-track): Document.
2683 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
2685 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
2686 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
2687 (MODE_AFTER): Add cast appropriately.
2688 * config/sh/sh.md (movdi splitter): Likewise.
2689 (casesi_worker_2): Add const qualifier appropriately.
2690 (eh_return): Remove unused variable.
2691 (insv): Initialize v;
2693 2004-07-08 Richard Henderson <rth@redhat.com>
2695 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
2696 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2697 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
2698 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
2699 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
2701 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
2702 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2703 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
2704 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
2706 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
2707 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2708 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
2709 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
2711 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
2712 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2713 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
2714 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
2716 * config/i860/i860-protos.h (i860_va_arg): Remove.
2717 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2718 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
2719 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
2721 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2723 * system.h: Prototype getpagesize if missing.
2724 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
2725 * configure: Regenerate.
2726 * config.in: Regenerate.
2728 2004-07-08 Richard Henderson <rth@redhat.com>
2730 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
2731 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2732 (fr30_gimplify_va_arg_expr): New.
2733 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
2734 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
2736 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
2739 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
2740 of asm_noperands result.
2742 2004-07-08 Richard Henderson <rth@redhat.com>
2744 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
2745 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2746 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
2747 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
2749 2004-07-08 Richard Henderson <rth@redhat.com>
2751 * builtins.c (ind_gimplify_va_arg_expr): New.
2752 * tree.h (ind_gimplify_va_arg_expr): Declare.
2753 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
2755 2004-07-08 Jan Beulich <jbeulich@novell.com>
2757 * expmed.c (extract_bit_field): Correct condition to use vec_extract
2758 patterns also on vector elements other than the first one.
2759 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
2762 2004-07-08 Geoffrey Keating <geoffk@apple.com>
2764 * config/rs6000/darwin-ldouble.c: Correct reference
2765 to the Linnainmaa paper.
2767 2004-07-08 Richard Henderson <rth@redhat.com>
2769 * config/arc/arc-protos.h (arc_va_arg): Remove.
2770 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2771 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
2772 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2774 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
2775 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2776 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
2777 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
2779 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2781 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
2783 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2785 * c-decl.c (static_ctors, static_dtors): Make static.
2786 (pop_file_scope): Call c_common_write_pch and
2787 cgraph_finalize_compilation_unit here.
2788 (build_cdtor): Moved here from c-objc-common.c; simplify.
2789 (c_write_global_declarations_1): Clarify comment.
2790 (c_write_global_declarations): Close the external scope before
2791 doing anything else. Call build_cdtor, cgraph_optimize, and
2792 mudflap_finish_file here.
2793 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
2795 * c-objc-common.c: No need to include cgraph.h.
2796 (build_cdtor): Moved to c-decl.c.
2797 (c_objc_common_finish_file): Delete.
2798 * c-tree.h: Update to match.
2799 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
2800 (generate_static_references): Set TREE_USED before calling finish_decl.
2801 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
2802 on the static_instances_decl.
2804 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2806 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
2807 decls when there is only one input translation unit.
2808 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
2809 change of 2004-07-05; do not treat declarations with
2810 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
2811 * opts.c (cur_in_fname): Delete.
2813 * tree.c: Revert changes of 2004-07-05; no special treatment
2814 for TRANSLATION_UNIT_DECLs.
2815 * Makefile.in (tree.o): Update dependencies.
2817 2004-07-08 Roger Sayle <roger@eyesopen.com>
2819 * builtins.c (fold_builtin_strcpy): Merge functionality from
2820 simplify_builtin_strcpy. Add additional len argument. No longer
2821 static. Remove function prototype.
2822 (fold_builtin_strncpy): Likewise integrate functionality from
2823 simplify_builtin_strncpy. Add additional slen argument. No
2824 longer static. Remove function prototype.
2825 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
2826 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
2827 types of "ignore" and "unlocked" parameters to bool.
2828 (fold_builtin_1): Add additional ignore argument. Call renamed
2829 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
2830 builtins. Update arguments to fold_builtin_strncpy and
2831 fold_builtin_strcpy. Add function prototype.
2832 (fold_builtin): Add additional Boolean ignore argument to pass
2834 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
2835 and fold_builtin_strncpy instead of simplify_builtin_fputs,
2836 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
2838 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
2839 simplify_builtin_strncpy): Delete function prototypes.
2840 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
2841 fold_builtin_strncpy): Add function prototypes here.
2842 (fold_builtin): Update function prototype with new "bool ignore".
2844 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
2845 (ccp_fold_builtin): Update call to fold_builtin. Call
2846 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
2847 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
2848 simplify_builtin_strncpy respectively.
2849 * fold-const.c (fold): Update call to fold_builtin.
2851 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2853 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
2856 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
2857 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
2858 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
2859 * calls.c: Remove ifdefs of macros above.
2860 * functions.c: Likewise.
2863 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2865 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
2866 (arch attribute): Delete.
2867 (current_function_calls_alloca attribute): Rename into calls_alloca.
2868 (calls_eh_return): New attribute.
2869 (leaf_function): Likewise.
2870 (length attribute): Fix formula for sibcalls.
2871 (return insn): Correctly compute the 'length' attribute.
2872 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
2874 2004-07-08 Richard Henderson <rth@redhat.com>
2876 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
2877 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
2878 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
2879 * tree-eh.c (lower_eh_constructs_1): Likewise.
2880 * tree-sra.c (sra_walk_modify_expr): Likewise.
2881 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2882 (eliminate_unnecessary_stmts): Likewise.
2883 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2884 * tree-tailcall.c (optimize_tail_call): Likewise.
2885 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
2887 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2888 Jakub Jelinek <jakub@redhat.com>
2890 * config/i386/i386.c (override_options): Enable
2891 SSE prefetches with -mtune, as long as we are
2892 compiling for i686 or higher. All i686 processors
2893 accept SSE prefetches as NOPS, some i586's don't.
2895 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2898 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
2900 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2902 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
2903 the handling of clobbering ASM_EXPRs.
2905 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2908 * config/sparc/sparc.c (function_value): In 64-bit mode,
2909 return the aggregates larger than 16 bytes like unions.
2911 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2914 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
2915 'temp' is zero, generate new pseudos as needed and emit the
2916 sequence of insns in single-assignment form. Resync comments
2918 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
2919 function before reload.
2921 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
2923 * vec.c (vec_assert_fail): Remove duplicate 'function'.
2925 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
2927 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
2928 Allocation is signed.
2929 (VEC_reserve): Return flag, allocation is signed.
2931 2004-07-08 Richard Henderson <rth@redhat.com>
2933 * tree-ssa-ccp.c (fold_stmt): Get type directly from
2934 OBJ_TYPE_REF_OBJECT.
2936 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
2937 Neil Booth <neil@daikokuya.co.uk>
2941 * c-decl.c (finish_struct): Ensure bit-fields are given the
2943 * c-common.c (c_common_signed_or_unsigned_type): For C, require
2944 the precision to match as well as the mode.
2945 * expr.c (reduce_to_bit_field_precision): New function.
2946 (expand_expr_real_1): Reduce expressions of bit-field type to
2948 * langhooks.h (reduce_bit_field_operations): New hook.
2949 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2951 * c-lang.c, objc/objc-lang.c
2952 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
2953 * objc/objc-act.c (check_ivars): Convert types to bit-field types
2955 * tree.c (build_nonstandard_integer_type): New function.
2956 * tree.h (build_nonstandard_integer_type): New prototype.
2957 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
2958 conversions between integer and boolean types as useless.
2960 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2962 * c-common.c (c_common_nodes_and_builtins): Do not
2963 create __builtin_ptrdiff_t and __builtin_size_t.
2965 2004-07-08 Andrew Pinski <apinski@apple.com>
2967 * Makefile.in (libbackend.o): Add -combine to the gcc
2970 2004-07-08 Nick Clifton <nickc@redhat.com>
2972 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
2975 2004-07-08 Richard Henderson <rth@redhat.com>
2977 * except.c (expand_eh_region_start, expand_eh_region_end,
2978 expand_eh_handler, expand_eh_region_end_cleanup,
2979 expand_start_all_catch, expand_start_catch, expand_end_catch,
2980 expand_end_all_catch, expand_eh_region_end_allowed,
2981 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
2982 expand_eh_region_end_fixup): Remove.
2983 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
2984 cleanups, outer_cleanups, label_chain, exception_region.
2985 (struct goto_fixup): Remove stack_level, cleanup_list_list.
2986 (struct label_chain): Remove.
2987 (struct stmt_status): Remove x_stack_block_stack.
2988 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
2989 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
2990 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
2991 end_cleanup_deferral, last_cleanup_this_contour,
2992 containing_blocks_have_cleanups_or_stack_level,
2993 any_pending_cleanups): Remove.
2994 (expand_null_return_1): Take no arguments.
2995 (expand_label, expand_naked_return, expand_return,
2996 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
2997 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
2998 expand_end_case_type): Don't use any of them.
2999 * calls.c (expand_call): Likewise.
3000 * dojump.c (do_jump): Likewise.
3001 * function.c (expand_function_end): Likewise.
3002 * expr.c (store_expr, expand_expr_real_1): Likewise.
3003 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
3004 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
3005 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
3006 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
3007 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
3008 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
3009 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
3010 for WITH_CLEANUP_EXPR.
3011 (gimple_push_cleanup): Likewise.
3012 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
3013 * print-tree.c (print_node): Likewise.
3014 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
3015 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
3016 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
3017 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
3018 (GOTO_SUBROUTINE_EXPR): Remove.
3019 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
3020 (DECL_TOO_LATE): Remove.
3021 * except.h, tree.h: Update decls.
3023 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3025 * explow.c (optimize_save_area_alloca): Do not accept parameters.
3026 * passes.c (rest_of_handle_final): Handle symout.
3027 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
3029 (rest_of_handle_sched): Break out SMS. Remove ifs for
3030 flag_schedule_insns and flag_modulo_sched.
3031 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
3033 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
3034 (rest_of_handle_partition_blocks, rest_of_handle_sms,
3035 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
3036 rest_of_handle_mode_switching, rest_of_handle_jump,
3037 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
3038 rest_of_handle_jump2, rest_of_handle_postreload,
3039 rest_of_handle_flow2, rest_of_clean_state,
3040 rest_of_handle_shorten_branches,
3041 rest_of_handle_prologue_epilogue,
3042 rest_of_handle_branch_target_load_optimize): New.
3043 (rest_of_compilation): Call the above. Remove ggc_collect
3044 calls moved to rest_of_handle_*.
3045 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
3047 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
3048 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
3049 * except.h (set_nothrow_function_flags): Update comment.
3050 * function.c (current_function_nothrow): Remove.
3051 * output.h (current_function_nothrow): Remove.
3052 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
3053 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
3055 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3058 * reorg.c: Revert 2004-06-30 change.
3059 (find_end_label): If HAVE_epilogue and !HAVE_return,
3060 return 0 instead of creating a label at the end of the insn chain.
3061 (optimize_skip): Account for the failure mode of find_end_label.
3062 (fill_simple_delay_slots): Likewise.
3063 (fill_slots_from_thread): Likewise.
3064 (relax_delay_slots): Likewise.
3066 2004-07-08 Diego Novillo <dnovillo@redhat.com>
3068 * tree-flow.h (addressable_vars): Declare.
3069 * tree-ssa-alias.c (addressable_vars): Define.
3070 (setup_pointers_and_addressables): Add addressable variables
3071 to addressable_vars.
3072 * tree-ssa-operands.c (get_stmt_operands): Move
3073 handling of ASM_EXPRs ...
3074 (get_asm_expr_operands): ... here.
3075 When the ASM_EXPR clobbers memory, also clobber addressable
3077 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
3078 (delete_tree_ssa): Reset addressable_vars.
3080 2004-07-07 Jan Beulich <jbeulich@novell.com>
3081 Richard Henderson <rth@redhat.com>
3083 * varasm.c (assemble_variable): Use assemble_zeros for
3084 zero-initialized variables.
3085 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
3086 for SECCAT_BSS and SECCAT_TBSS.
3088 2004-07-07 Jan Beulich <jbeulich@novell.com>
3090 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
3092 * expmed.c (emit_store_flag): Also special-case double-word
3093 (in-)equality comparison against -1.
3095 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
3096 passing arguments the containers for which are registers.
3098 * calls.c (emit_library_call_value_1): Use mode of function parameter
3099 rather than that of argument since constants have none.
3101 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
3103 Introduce H8SX support.
3104 * expr.c (expand_strcpy): Renamed and moved to...
3105 * builtins.c (expand_movstr): ... here. Tweak.
3106 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
3107 computed or has side effects.
3108 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
3109 unused, or if mempcpy fails. Adjust the return value in the
3110 latter case. Use movstr if everything else fails.
3111 * doc/md.texi (movstr): Document.
3112 (movmemM, clrmemM): Fix explanation of memory block operands.
3113 * config/h8300/h8300.md (stpcpy): Renamed to...
3114 (movstr): ... this. Adjust.
3115 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3116 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
3117 movmem* and clrstr* to clrmem*.
3118 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
3119 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
3120 GENERAL_REGS, always.
3121 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
3122 getting the stack pointer as addr.
3123 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
3124 from general_operand_dst.
3125 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
3127 (movmd_internal): ... this. Add modes to operands. Disparage `D'
3128 instead of requiring it to match only before reload.
3129 (stpcpy_internal_normal): New, normal-mode variant of...
3130 (stpcpy_internal): ... this. Add modes to operands. Disparage
3131 `D' instead of requiring it to match only before reload.
3132 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
3134 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
3135 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
3137 * config/h8300/h8300.md (attr type): Add call.
3138 (attr can_delay): If type is call, set it no.
3139 (call, call_value): Set type to call.
3140 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
3141 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
3142 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
3143 * tree.c (get_narrower): Don't narrow integral types into
3145 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
3146 frame_size *before* the first use.
3147 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
3149 (peephole2): Don't widen instructions that push SP. Move
3150 decrement of SP to the end of all stm-generating peepholes.
3151 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
3152 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
3153 and OR to set it to all ones.
3154 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
3155 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
3156 (call, call_value): Set can_delay to "no".
3157 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
3158 * config/h8300/h8300.md (extzv): Make subreg check more robust.
3159 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3160 * config/h8300/h8300.md (*brabit): Remove.
3161 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
3162 zero_extract. Use bit_memory_operand as the predicate for
3163 operand 1 and 'WU' as the constraint. Check the difference
3164 between the base length and the final one when deciding which
3165 type of branch to use.
3166 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3167 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
3168 Use convert_move to extend the result for TARGET_H8300SX. Check
3169 for QImode memory references. Optimize the case where the
3170 destination is a paradoxical subreg.
3171 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3172 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
3173 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
3174 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3175 * config/h8300/h8300.md: Include mova.md
3176 (length_table): Add mova and mova_zero.
3177 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
3178 after all constant addresses for '%R', '%X', '%T' and '%S'.
3179 (h8300_mova_length): New function.
3180 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
3181 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
3182 dependencies for s-config, etc.
3183 * config/h8300/gemova.sh: New file.
3184 * config/h8300/mova.md: Generated.
3185 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
3186 * config/h8300/h8300.c (h8300_bitfield_length): New.
3187 (nibble_operand): Adjust.
3188 (h8300_binary_length): Handle conditional binary op.
3189 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
3190 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
3191 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
3192 and P#<0, unused so far. W and Y are now prefixes to multi-letter
3193 constraints. WU is introduced as a variant of U that requires a
3194 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
3195 * config/h8300/h8300.md (attr type): Added bitbranch.
3196 (attr length_table): Added bitfield and bitbranch.
3197 (attr length): Compute bitbranch length.
3198 (andqi): Separate pattern for H8300SX. Use bfld for loading the
3199 least-significant bit of a byte.
3200 (brabit, brabc, brabs): New.
3201 (insv, extzv): Emit bfst and bfld on H8300SX.
3202 (bfld, bfst, seq, sne): New.
3203 (bstzhireg, cmpstz, bstz, bistz): New.
3204 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
3205 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
3206 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
3207 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
3208 (h8sx_unary_memory_operator): New function.
3209 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
3210 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
3211 * config/h8300/h8300.md: Add peepholes to combine reloads and
3213 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
3214 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
3215 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
3216 (and?i, ior?i, xor?i): Likewise.
3217 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
3218 * config/h8300/h8300.c: Move enums and prototypes to head of file.
3219 Various whitespace fixes.
3220 (h8300_constant_length): New function, split out from...
3221 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
3222 (h8300_classify_operand): Use IN_RANGE.
3223 (h8300_classify_operand): Use h8300_constant_length.
3224 (h8300_short_move_mem_p): Tighten size check.
3225 (h8sx_mergeable_memrefs_p): Tighten equality check.
3226 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
3227 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
3229 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
3230 * config/h8300/crtn.asm: Likewise.
3231 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
3232 if __H8300SX__ is defined.
3233 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
3234 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
3235 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
3236 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
3237 addresses as mode-dependent.
3238 * config/h8300/h8300.c (print_operand_address): Update call to
3240 (h8300_get_index): Take a mode argument. Rework to fix an
3241 earlier misunderstanding.
3242 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
3243 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
3244 into a register if TARGET_H8300SX.
3245 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
3246 TARGET_H8300SX. Also disable related define_splits.
3247 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
3248 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
3249 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
3250 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
3251 * config/h8300/h8300.h (OK_FOR_Z): New macro.
3252 (EXTRA_CONSTRAINT_STR): Check it.
3253 * config/h8300/h8300.c (h8300_classify_operand): Accept null
3255 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
3256 * config/h8300/h8300.md (length_table): Add mov_imm4.
3257 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
3258 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
3259 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
3261 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
3262 * config/h8300/h8300.c (h8300_reorg): New function.
3263 (TARGET_MACHINE_DEPENDENT_REORG): Define.
3264 * config/h8300/h8300.md (length): Subtract the length of the
3265 delay slot from (pc) when checking the range of forward branches.
3266 (delay_slot, can_delay): New attributes.
3267 (define_delay): Add bra/s handling.
3268 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
3269 (jump): Add delayed-branch handling.
3270 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
3271 * expr.c (expand_strcpy): New function.
3272 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
3273 (expand_builtin_stpcpy): Likewise.
3274 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
3275 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
3276 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
3277 handling to improve register allocation for -fno-omit-frame-pointer.
3278 (h8sx_split_movmd): Delete, moving er6 handling into...
3279 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
3280 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
3281 (movmd): Add calls to copy_rtx.
3282 (movmd_internal): In the second alternative, allow the initial and
3283 final destination registers to be different . Update the splitter
3284 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
3285 instead of h8sx_split_movmd.
3286 (stpcpy, movsd): New expanders.
3287 (movsd_internal): New define_insn.
3288 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
3289 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
3290 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
3291 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
3292 and DESTINATION_REGS.
3293 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3294 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
3295 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
3296 (h8300_move_ratio): Declare.
3297 (MOVE_RATIO): Use it.
3298 * config/h8300/h8300.c (h8300_move_ratio): New variable.
3299 (h8300_init_once): Initialize it.
3300 (h8300_reg_class_from_letter): New function.
3301 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
3302 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
3303 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
3304 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
3305 (movstrsi, movmd): New expanders.
3306 (movmd_internal): New insn.
3307 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
3308 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
3309 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
3310 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
3311 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
3312 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3313 * config/h8300/h8300.c (nibble_operand): Fix warning.
3314 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
3315 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
3316 (movsf_h8300h): Disable for TARGET_H8300SX.
3317 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3318 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
3319 h8300_stm_parallel and h8300_return_parallel.
3320 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
3321 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
3322 h8300_stm_parallel, h8300_return_parallel): New functions.
3323 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
3324 if TARGET_H8300SX. Use h8300_push_pop.
3325 (h8300_expand_epilogue): Likewise. Try to merge the return insn
3326 and final pop when generating h8sx code. Always emit some form
3328 * config/h8300/h8300.md: Don't enforce register alignment in
3329 stm peepholes if TARGET_H8300SX.
3330 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
3331 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
3332 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
3333 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3334 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
3335 (MULTILIB_DIRNAMES): Add a directory for it.
3336 (MULTILIB_MATCHES): Delete.
3337 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
3338 * final.c (walk_alter_subreg): Handle addresses with subregs
3339 inside a ZERO_EXTEND or AND.
3340 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
3341 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
3343 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
3344 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
3345 @(dd,Rn.w) and @(dd,ERn.L).
3346 (h8300_displacement_size): Take the whole address as argument.
3347 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
3348 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
3349 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
3350 (h8sx_mergeable_memrefs_p): Declare.
3351 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
3352 (HAVE_PRE_INCREMENT): Likewise.
3353 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
3354 addresses for TARGET_H8300SX,
3355 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
3357 (movb_length_table, movl_length_table): New tables.
3358 (movw_length_table): Define to movb_length_table.
3359 (h8300_displacement_size): New, split out from...
3360 (h8300_classify_address): ...here. Handle pre/post inc/dec.
3361 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
3362 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
3363 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
3364 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
3365 (compute_plussi_length, compute_plussi_cc): Update accordingly.
3366 (h8sx_unary_shift_operator): Get the mode from the operator.
3367 (binary_shift_operator): Likewise.
3368 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
3369 a memory reference, check whether the reference is offsettable.
3370 (length_table): Add movb, movw and movl.
3371 (movqi): Add new h8sx pattern. Don't force one operand to be a
3372 register when generating h8sx code.
3373 (movhi, movsi, movsf): Likewise.
3374 (movstrictqi): Use the length_table attribute.
3375 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
3376 (addqi3): Split into a define_expand and define_insn. Don't accept
3377 memory operands in the expander. Use h8300_operands_match_p to
3378 check for matching operands in the define_insn.
3379 (subqi3, negqi2, one_cmplqi2): Likewise.
3380 (add[hs]i3): Don't accept memory operands in the expander. Likewise
3381 in any patterns that are unused in h8sx code. In the h8sx patterns,
3382 use h8300_operands_match_p to check whether operands match.
3383 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
3384 one_cmpl[hs]i3): Likewise.
3385 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
3387 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
3388 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
3389 (h8300_insn_length_from_table): Add a second parameter.
3390 (output_h8sx_shift): Declare.
3391 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
3392 (EXTRA_CONSTRAINT): Replace with...
3393 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
3394 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
3395 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
3396 and h8sx_binary_shift_operator.
3397 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
3399 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
3400 (bit_memory_operand, fix_bit_operand): Likewise.
3401 (h8300_length_table_for_insn): Remove.
3402 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
3404 (h8300_short_immediate_length, h8300_binary_length): New functions.
3405 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
3406 (output_plussi): Use sub to add negative constants.
3407 (compute_plussi_length): Adjust accordingly.
3408 (h8sx_single_shift_type): New enum.
3409 (h8sx_single_shift, h8sx_unary_shift_operator,
3410 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
3411 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
3412 single h8sx instruction. Return false in this case.
3413 * config/h8300/h8300.md (length_table): Add short_immediate.
3414 (length): Pass the operand array to h8300_insn_length_from_table.
3415 (adjust_length): Assume "no" for insns with a length_table attribute.
3416 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
3417 (*addhi3_h8300hs): Don't use for h8sx.
3418 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
3420 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
3421 1's predicate to nonimmediate_operand. Only skip default expansion
3422 if expand_a_shift or expand_a_rotate returns true. Add new patterns
3423 for single h8sx shift instructions.
3424 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
3425 * config/h8300/h8300.c (nibble_operand): Split out of...
3426 (reg_or_nibble_operand): ... this.
3427 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
3428 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
3429 umulhisi3): Introduce expand, and introduce separate insns for
3430 sign- or zero-extended REG and already-extended CONST_INT.
3431 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
3432 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
3433 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
3434 (subhi3): Likewise. Don't accept immediates for operand 1.
3435 Remove the early clobber from second alternative of the h8300s pattern.
3436 (subsi3): Generalize for h8sx. Force operand 2 into a register
3437 on plain h8300 targets.
3438 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
3439 (subsi3_h8300h): Generalize for h8sx.
3440 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
3441 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
3442 * config/h8300/h8300.c (reg_or_nibble_operand): New.
3443 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3444 (TARGET_H8300SXMUL): New.
3445 (CONST_OK_FOR_P): New.
3446 (CONST_OK_FOR_LETTER_P): Adjust.
3447 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
3448 umulhisi3): Accept 4-bit immediate on H8SX.
3449 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
3450 (udivsi3, divhi3, udivsi3, divsi3): New.
3451 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
3452 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
3453 * config/h8300/h8300.h (OK_FOR_Q): New macro.
3454 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
3455 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
3456 Add ADDRESSOF to the bit_operand entry.
3457 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
3458 (h8300_src_operand): Likewise.
3459 (bit_operand): Check nonimmediate_operand rather than general_operand.
3460 Accept any nonimmediate_operand in h8sx code.
3461 (h8300_and_costs): Initialize operands[1].
3462 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
3463 (h8300_operand_class): New enum.
3464 (h8300_length_table): New typedef.
3465 (addb_length_table, addw_length_table, addl_length_table,
3466 logicl_length_table): New tables.
3467 (logicb_length_table, logicw_length_table): New macros.
3468 (h8300_classify_operand, h8300_length_from_table,
3469 h8300_length_table_for_insn, h8300_unary_length,
3470 h8300_insn_length_from_table): New functions.
3471 (output_plussi): Only use adds and subs for register destinations.
3472 Disable redundant clause.
3473 (compute_plussi_cc): Likewise.
3474 (compute_plussi_length): Likewise. Use h8300_length_from_table
3475 to work out the length of an insn.
3476 (output_logical_op): Only use narrower immediate instructions
3477 if the destination is a register.
3478 (compute_logical_op_cc): Likewise.
3479 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
3480 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
3481 * config/h8300/h8300.md (length_table): New attribute.
3482 (length): When an instruction has a length_table attribute, use
3483 h8300_insn_length_from_table to calculate its default length.
3484 (cmpqi): Use h8300_dst_operand for the first operand and
3485 h8300_src_operand for the second.
3486 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
3487 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
3488 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
3489 iorsi3, xorhi3, xorsi3): Likewise.
3490 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
3491 so that it allows any combination of operands for TARGET_H8300SX.
3492 (iorqi3, xorqi3): Likewise.
3493 (cmpqi): Use the length_table attribute.
3494 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
3495 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3496 (cmpqi): Add 'Q' constraint.
3497 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
3498 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3499 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
3500 * config/h8300/h8300.h (MASK_H8300SX): New macro.
3501 (TARGET_H8300S): True for both -ms and -msx.
3502 (TARGET_H8300SX): New macro.
3503 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
3504 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
3505 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
3506 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
3508 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
3509 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
3510 16-bit pointers and 32-bit ints.
3511 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
3512 CONST_DOUBLE with mode no wider than SImode.
3513 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
3515 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
3516 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
3518 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3519 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
3520 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
3522 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3524 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
3526 2004-07-07 Per Bothner <per@bothner.com>
3528 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
3530 2004-07-07 Mike Stump <mrs@apple.com>
3532 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
3533 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
3534 (machopic_finish): Likewise.
3536 2004-07-07 Richard Henderson <rth@redhat.com>
3538 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
3539 through any value-preserving cast.
3541 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3543 * function.c (assign_parm_find_data_types): Call
3544 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
3546 2004-07-07 Steven Bosscher <stevenb@suse.de>
3548 * tree-cfg.c (group_case_labels): Remove case labels that have
3549 the same target as the default case.
3551 2004-07-07 Steven Bosscher <stevenb@suse.de>
3553 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
3554 regardless of DECL_LANG_SPECIFIC being present or not.
3555 * tree.h (DECL_NUM_STMTS): Purge.
3557 2004-07-07 Andrew Pinski <apinski@apple.com>
3559 * configure: Regenerate with the right autoconf.
3561 2004-07-07 David Edelsohn <edelsohn@gnu.org>
3563 * ifcvt.c (total_bb_rtx_cost): New function.
3564 (find_if_case_1): Compare rtx_cost of basic block to cost of
3566 (find_if_case_2): Same.
3568 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3571 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
3572 (output_return): Likewise.
3573 (output_sibcall): Abort if !flag_delayed_branch.
3574 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
3575 (emit_and_preserve): New function.
3576 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
3577 indirect jump to the thunked-to function if !flag_delayed_branch.
3578 * config/sparc/sparc.md (delayed_branch): New attribute.
3579 (load_pcrel_sym): Honor flag_delayed_branch. Use above
3580 attribute to compute the length of the insn.
3581 (goto_handler_and_restore): Likewise.
3583 2004-07-07 Andrew Pinski <apinski@apple.com>
3585 PR tree-optimization/15777
3586 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
3588 * expr.c (expand_expr_real_1): Fix formating.
3589 BUFFER_REF and IN_EXPR are dead.
3590 * fold-const.c (non_lvalue): BUFFER_REF is dead.
3591 * tree-inline.c (estimate_num_insns_1): Likewise.
3592 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
3593 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
3594 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
3596 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
3598 * collect2.c (dump_file): Don't call cplus_demangle if
3599 HAVE_LD_DEMANGLE is defined.
3600 (main): Pass "--demangle" to ld if no_demangle is not 0 and
3601 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
3602 if HAVE_LD_DEMANGLE is defined.
3604 * configure.ac (--with-demangler-in-ld): Added
3605 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
3606 --with-demangler-in-ld is used.
3607 * config.in: Regenerated.
3608 * configure: Likewise.
3610 2004-07-07 Roger Sayle <roger@eyesopen.com>
3612 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
3613 for simple floating point operations "fp", double precision
3614 multiplication "dmul", and single and double precision division
3615 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
3616 (ppc630_cost): New table split from ppc620_cost, to distinguish
3617 differences in floating point latencies.
3618 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
3619 (rs6000_rtx_costs): Add support for single and double precision
3620 floating point addition, subtraction, multiplication, division,
3621 fused-multiply-add, fused-multiply-sub, negation, absolute value
3622 and negative absolute value. Tweak MEM case to use prefered idiom.
3624 2004-07-07 Richard Henderson <rth@redhat.com>
3626 * tree-flow-inline.h (may_propagate_copy): Move...
3627 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
3628 attempt to copy between types requiring conversion.
3629 * tree-flow.h (may_propagate_copy): Update decl.
3630 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
3632 2004-07-07 Jakub Jelinek <jakub@redhat.com>
3634 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
3635 from -mtune= option.
3637 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3639 * builtins.c: Rename movstr*, except for movstrict*, to
3640 movmem* and clrstr* to clrmem*.
3643 * genopinit.c: Likewise.
3644 * integrate.c: Likewise.
3645 * local-alloc.c: Likewise.
3646 * optabs.c: Likewise.
3647 * optabs.h: Likewise.
3648 * config/alpha/alpha.h: Likewise.
3649 * config/alpha/alpha.md: Likewise.
3650 * config/arm/arm-protos.h: Likewise.
3651 * config/arm/arm.c: Likewise.
3652 * config/arm/arm.md: Likewise.
3653 * config/avr/avr.md: Likewise.
3654 * config/c4x/c4x.c: Likewise.
3655 * config/c4x/c4x.md: Likewise.
3656 * config/frv/frv.md: Likewise.
3657 * config/i386/i386-protos.h: Likewise.
3658 * config/i386/i386.c: Likewise.
3659 * config/i386/i386.h: Likewise.
3660 * config/i386/i386.md: Likewise.
3661 * config/i860/i860.c: Likewise.
3662 * config/i860/i860.md: Likewise.
3663 * config/ip2k/ip2k.md: Likewise.
3664 * config/ip2k/libgcc.S: Likewise.
3665 * config/ip2k/t-ip2k: Likewise.
3666 * config/m32r/m32r.c: Likewise.
3667 * config/m32r/m32r.md: Likewise.
3668 * config/mcore/mcore.md: Likewise.
3669 * config/mips/mips.c: Likewise.
3670 * config/mips/mips.md: Likewise.
3671 * config/ns32k/ns32k.c: Likewise.
3672 * config/ns32k/ns32k.h: Likewise.
3673 * config/ns32k/ns32k.md: Likewise.
3674 * config/pa/pa.c: Likewise.
3675 * config/pa/pa.md: Likewise.
3676 * config/pdp11/pdp11.h: Likewise.
3677 * config/pdp11/pdp11.md: Likewise.
3678 * config/rs6000/rs6000.c: Likewise.
3679 * config/rs6000/rs6000.md: Likewise.
3680 * config/s390/s390-protos.h: Likewise.
3681 * config/s390/s390.c: Likewise.
3682 * config/s390/s390.md: Likewise.
3683 * config/sh/lib1funcs.asm: Likewise.
3684 * config/sh/sh.c: Likewise.
3685 * config/sh/sh.md: Likewise.
3686 * config/sh/t-sh: Likewise.
3687 * config/sparc/sparc.h: Likewise.
3688 * config/vax/vax.md: Likewise.
3689 * config/xtensa/xtensa.c: Likewise.
3690 * config/xtensa/xtensa.md: Likewise.
3691 * doc/invoke.texi: Likewise.
3692 * doc/md.texi: Likewise.
3693 * doc/rtl.texi: Likewise.
3695 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
3698 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
3699 * config/mips/mips.c (mips_declare_common_object): New function,
3700 mostly split out from...
3701 (mips_output_aligned_decl_common): ...here.
3702 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
3703 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
3704 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
3705 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
3707 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3710 * function.c (assign_parms): Fix typo from previous change.
3712 2004-07-07 Jason Merrill <jason@redhat.com>
3715 * doc/extend.texi (C++ Interface): Correct information and
3718 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
3723 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
3726 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3729 * config/m32r/m32r.c (m32r_function_symbol): New function:
3730 Generate a symbol name RTX with the correct m32r specific flags
3732 (block_move_call): Use new function to generate correct symbol.
3733 * config/m32r/m32r-protos.h: Add prototype for new funcion.
3734 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
3737 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3739 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
3740 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
3741 TYPE_BINFO_BASETYPE): Remove.
3742 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
3744 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
3746 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
3747 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
3748 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
3749 (struct tree_binfo): Rename base_types to base_binfos.
3750 * alias.c (record_component_aliases): Adjust BINFO macros.
3751 * dbxout.c (dbxout_type): Likewise.
3752 * dwarf2out.c (gen_member_die): Likewise.
3753 * sdbout.c (sdbout_one_type): Likewise.
3754 * tree-dump.c (deque_and_dump): Likewise.
3755 * config/i386/i386.c (classify_argument,
3756 contains_128bit_aligned_vector_p): Likewise.
3758 2004-07-07 Nick Clifton <nickc@redhat.com>
3760 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
3761 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
3763 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3765 * vec.h: Fix the example use.
3767 2004-07-06 Richard Henderson <rth@redhat.com>
3769 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
3770 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
3771 * tree-inline.c (copy_body_r, setup_one_parameter,
3772 initialize_inlined_parameters, expand_call_inline,
3773 declare_inline_vars): Don't check it.
3774 (expand_calls_inline): Remove old version, rename new version
3775 from gimple_expand_calls_inline.
3776 * tree-optimize.c (execute_gimple): Remove.
3777 (pass_gimple): Don't run anything.
3779 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3781 * doc/sourcebuild.texi: Use semicolons instead of commas in
3784 2004-07-06 Richard Henderson <rth@redhat.com>
3786 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
3787 (sra_walk_modify_expr, scan_init): Likewise.
3788 (generate_element_zero): Check visited before scanning children.
3789 (generate_element_init): Set visited on error.
3790 (scalarize_init): Handle generate_element_init failure similar
3793 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3795 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
3796 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
3798 2004-07-06 Richard Henderson <rth@redhat.com>
3800 * config/i386/i386.c (legitimize_pic_address): Make static.
3801 (legitimize_address): Handle CONST with TLS operand.
3802 (ix86_expand_move): Don't call legitimize_pic_address directly.
3803 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
3805 2004-07-06 Roger Sayle <roger@eyesopen.com>
3807 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
3808 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
3809 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
3810 is currently executed unconditionally, i.e. not in "else_bb".
3812 2004-07-06 Steven Bosscher <stevenb@suse.de>
3814 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
3815 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3816 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
3817 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3818 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
3819 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3820 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
3821 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3822 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
3823 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3824 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
3825 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3826 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
3827 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3828 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
3829 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3831 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3833 * dojump.c (do_jump): REFERENCE_EXPR is dead.
3834 * expr.c (expand_expr_real_1): Ditto.
3835 * tree-inline.c (estimate_num_insns_1): Ditto.
3836 * tree-pretty-print.c (dump_generic_node): Ditto.
3840 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3842 * tree-ssa-pre.c (reference_node_pool): New pool.
3843 (find_or_generate_expression): Class 'r' is okay too.
3844 (create_value_expr_from): Ditto.
3845 (add_to_sets): LHS should not include vuses.
3847 (compute_avail): Reverse ordering of tests.
3848 Valuize INDIRECT_REF as well.
3850 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
3852 PR rtl-optimization/16380
3853 * loop.c (check_dbra_loop): Sink comparison instructions if they
3854 do something other than set cc0.
3856 2004-07-06 James E Wilson <wilson@specifixinc.com>
3858 * doc/interface.texi (longjmp and automatic variables): Delete
3859 paragraph recommending taking the address of a variable.
3861 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3863 * vec.h (VEC_embedded_alloc): Remove.
3864 (VEC_embedded_size, VEC_embedded_init): New.
3865 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
3867 (VEC_truncate): New.
3868 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
3869 (vec_embedded_alloc): Remove.
3870 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
3871 (vec_embedded_alloc): Remove.
3873 2004-07-06 Mark Mitchell <mark@codesourcery.com>
3875 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
3876 (gt-langhooks.h): Remove.
3878 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
3880 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
3882 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3884 * config/sparc/sparc.c (get_pc_symbol): Rename into
3885 add_pc_to_pic_symbol.
3886 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
3887 (load_pic_register): Account for previous changes.
3888 Use reg_names. Don't create the label twice.
3889 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
3890 UNSPEC_LOAD_PCREL_SYM.
3891 (get_pc): Rename into load_pcrel_sym. Add predicate to
3892 operands. Remove condition.
3894 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3896 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
3897 RECORD, UNION & QUAL_UNION is actually a binfo.
3899 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
3900 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
3901 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
3902 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
3903 * dwarf2out.c (add_data_member_location_attribute): Likewise.
3904 (gen_inheritance_die): Likewise.
3905 * tree-dump.c (deque_and_dump): Likewise.
3906 * doc/c-tree.texi (Binfos): Add under reconstruction note.
3908 2004-07-06 Steven Bosscher <stevenb@suse.de>
3910 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3912 * config/mcore/mcore.md: Model memory latency with a simple DFA
3913 pipeline description instead of a define_function_unit.
3915 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3917 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
3918 * langhooks.h (var_mod_type_p): Likewise.
3919 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
3920 * expr.c (count_type_elements): Properly handle return from
3921 array_type_nelts and properly test for overflow.
3922 * gimplify.c (gimplify_init_constructor): Properly handle return
3923 from array_type_nelts.
3924 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
3925 * integrate.c (copy_decl_for_inlining): Correct comments.
3926 * tree-inline.c (remap_decl): Update comments, remove dead code,
3927 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
3928 (remap_type): Only remap if variably modified by vars in function
3930 (copy_body_r): Use compatible_type langhooks to see when can fold.
3931 (setup_one_parameter): Don't remap type.
3932 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
3933 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
3934 compute TREE_INVARIANT for decl case.
3935 (find_var_from_fn): New function.
3936 (variably_modified_type_p): Add arg and call new function.
3937 * tree.h (variably_modified_type_p): Add extra arg.
3939 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3941 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
3942 (goto_handler_and_restore_v9): Delete disabled insn.
3943 (goto_handler_and_restore_v9_sp64): Likewise.
3945 2004-07-05 Roger Sayle <roger@eyesopen.com>
3947 * calls.c (load_register_parameters): Call expand_shift instead
3948 of expand_binop with ashl_optab (or other shift optab) directly.
3949 * expr.c (emit_group_load, emit_group_store): Likewise.
3950 * function.c (assign_parm_setup_block): Likewise.
3951 * stmt.c (shift_return_value): Likewise.
3953 2004-07-05 Jakub Jelinek <jakub@redhat.com>
3955 * expr.c (expand_assignment): Disable the bitfield += optimizations.
3957 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3959 * doc/sourcebuild.texi: Revert previous patch.
3961 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3963 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
3964 TARGET_MEM_FUNCTIONS.
3965 * system.h: Poison TARGET_MEM_FUNCTIONS.
3966 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
3967 bcmp_libfunc, bzero_libfunc): Remove.
3968 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
3970 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
3971 * doc/standards.texi: Don't mention calling BSD string functions.
3972 * doc/invoke.texi: Likewise. Mention that memmove may be called.
3973 * config/vax/t-memfuncs: New.
3974 * config/memcmp.c, config/memcpy.c, config/memmove.c,
3975 config/memset.c: New.
3976 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
3977 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
3979 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
3980 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
3981 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
3982 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
3983 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
3984 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
3985 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
3986 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
3987 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
3988 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
3990 2004-07-05 Richard Henderson <rth@redhat.com>
3992 * function.c (assign_parm_setup_reg): Properly rename variables in
3993 FUNCTION_ARG_CALLEE_COPIES section.
3995 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3997 * tree-mudflap.c: Include cgraph.h.
3998 (mf_init_extern_trees): Rename to mudflap_init. Export.
3999 Rewrite to create synthetic declarations instead of looking
4000 up declarations from mf-runtime.h.
4001 (mf_make_builtin, mf_make_cache_struct_type): New functions.
4002 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
4004 (execute_mudflap_function_decls, mudflap_register_call):
4005 Don't call mf_init_extern_trees.
4006 (mudflap_finish_file): Use cgraph_build_static_cdtor.
4008 * tree-mudflap.h: Update prototypes.
4009 * c-mudflap.c: Delete file.
4010 * c-common.c: Include tree-mudflap.h.
4011 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
4012 * Makefile.in: Remove all references to c-mudflap.o.
4013 Update dependencies.
4015 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4017 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
4018 displacements with the spatial-locality cache-control completer.
4020 2004-07-05 Zack Weinberg <zack@codesourcery.com>
4022 * langhooks.c: Don't include gt-langhooks.h.
4023 (var_labelno): Delete.
4024 (lhd_set_decl_assembler_name): Do not append a distinguishing
4025 number to file-scope internal-linkage declarations for the first
4026 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
4027 the declaration itself (if at block scope), or its containing
4028 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
4031 * opts.c (cur_in_fname): New global.
4032 * opts.h: Declare it.
4033 * tree.c: Include opts.h.
4034 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
4035 DECL_UID equal to cur_in_fname.
4036 (copy_node_stat): Do not change DECL_UID when copying a
4037 TRANSLATION_UNIT_DECL.
4038 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
4039 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
4041 * c-decl.c (c_static_assembler_name): Delete.
4042 * c-tree.h (c_static_assembler_name): Delete prototype.
4043 * c-lang.c, objc/objc-lang.c: Don't override
4044 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
4046 * Makefile.in (tree.o): Update dependencies.
4047 (GTFILES): Remove langhooks.c.
4049 2004-07-05 Roger Sayle <roger@eyesopen.com>
4051 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
4052 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
4053 Normalize "X % C" as "X % -C" for signed modulus and negative C.
4054 Optimize "X % -Y" as "X % Y" for signed modulus.
4055 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
4056 into "((unsigned) X % Y) == 0".
4058 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4060 * sourcebuild.texi (Config Fragments): Use @comma{} in
4061 cross-reference to section title.
4063 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4065 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
4066 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
4067 (gimplify_target_expr, gimplify_expr): Likewise.
4068 (copy_if_shared_r): No longer need special case for BIND_EXPR.
4069 (unshare_body, unvisit_body): Only look at nested if BODY_P is
4071 (gimplify_compound_lval): See if we can strip any useless conversion.
4072 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
4074 (gimplify_modify_expr_to_memset): Likewise.
4075 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
4076 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
4077 (declare_inline_vars): Likewise.
4078 (walk_type_fields): New function.
4079 (walk_tree): Use it.
4080 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
4082 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
4083 (sra_walk_modify_expr): Allow init function to fail.
4084 (scan_init): Now returns bool.
4085 (generate_element_init): If can't understand INIT, return false.
4086 (scalarize_init): Return false if generate_element_init does.
4088 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
4091 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
4092 bounds if bounds aren't constant.
4094 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
4096 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
4097 to type hooks; remove bogus PARAMS.
4099 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
4101 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
4102 * dwarf2out.c (add_data_member_location_attribute): Check for
4104 * tree.c (tree_node_kinds): Add "binfos".
4105 (binfo_lang_slots): New.
4106 (make_node_stat): Add TREE_BINFO.
4107 (make_tree_binfo_stat): New.
4108 (tree_node_structure): Add TREE_BINFO.
4109 * tree.def (TREE_BINFO): New.
4110 * tree.h (REC_OR_UNION_CHECK): Rename to ...
4111 (RECORD_OR_UNION_CHECK): ... here.
4112 (NOT_RECORD_OR_UNION_CHECK): New.
4113 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
4114 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
4115 RECORD_OR_UNION_CHECK.
4116 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
4117 (TYPE_LANG_SLOT_1): New.
4118 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
4119 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
4120 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
4121 (BINFO_ELTS): Remove.
4122 (BINFO_LANG_SLOT): New.
4123 (struct tree_binfo): New.
4124 (binfo_lang_slots): Declare.
4125 (enum tree_node_structure_enum): Add TS_BINFO.
4126 (union tree_node): Add binfo.
4127 (make_tree_binfo_stat): Declare.
4128 (make_tree_binfo): New.
4129 (enum tree_node_kind): Add binfo_kind.
4131 * objc/objc-act.c (start_class, objc_declare_protocols,
4132 start_protocols): Use TYPE_LANG_SLOT_1.
4133 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
4135 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
4136 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
4137 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
4138 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
4140 2004-07-05 Steven Bosscher <stevenb@suse.de>
4142 * rtl.h (struct rtx_def): Remove the integrated flag.
4143 Use the return_val flag for MEM_SCALAR_P.
4144 Reshuffle and update flags in CLEAR_RTX_FLAGS.
4146 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
4149 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
4150 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
4153 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
4155 * var-tracking.c: Fix some comments.
4156 (frame_stack_adjust): New.
4157 (vt_stack_adjustments): Init stack_adjust of entry block to
4158 minus stack adjustment of function prologue.
4159 (adjust_stack_reference): Do not adjust if adjustment == 0.
4160 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
4161 (emit_notes_in_bb): Likewise.
4162 (vt_add_function_parameters): Do not adjust locations of
4164 (vt_initialize): Compute the stack adjustment of function
4165 prologue and offset the initial "location" of frame_base_decl
4166 from the stack pointer after prologue.
4168 2004-07-04 Richard Henderson <rth@redhat.com>
4170 * function.c (struct assign_parm_data_all): New.
4171 (struct assign_parm_data_one): New.
4172 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
4173 assign_parm_find_data_types, assign_parms_setup_varargs,
4174 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
4175 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
4176 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
4177 assign_parm_setup_block, assign_parm_setup_reg,
4178 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
4179 (assign_parms): ... here.
4181 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
4183 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
4184 now are bitmap_set_t's.
4185 (bitmap_insert_into_set): No point in inserting the value if
4187 (bitmap_set_contains): New function.
4188 (bitmap_set_replace_value): Add comment on why we do it
4190 (set_contains): Removed.
4191 (bitmap_set_subtract_from_value_set): New name of
4192 set_subtract now that it's arguments are two different
4195 (bitmap_find_leader): Change algorithm used.
4196 (find_or_generate_expression): Update use of functions for new
4198 (create_expression_by_pieces): Ditto.
4199 (insert_aux): Ditto.
4201 (add_to_sets): Ditto.
4203 (execute_pre): Ditto.
4204 (compute_avail): Ditto.
4205 Also ignore virtual phis.
4207 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
4209 * combine.c (simplify_comparison): Fix comment typo.
4211 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4213 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
4214 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
4215 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
4216 (output_restore): Change parameter from 'insn' to 'pat'.
4217 (output_return): Adjust call to output_restore.
4218 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
4219 Adjust call to output_restore.
4221 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
4223 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
4224 and assert system is bsd.
4226 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
4228 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
4229 (TARGET_SWITCHES): Remove -mdebugc.
4230 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
4231 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
4232 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
4233 (sle_[sd]i_reg): Delete.
4235 2004-07-04 Steven Bosscher <stevenb@suse.de>
4237 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
4239 * config/iq2000/iq2000.md: Translate old pipeline description to an
4242 2004-07-04 Roger Sayle <roger@eyesopen.com>
4244 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
4245 Ensure the replacement rhs is valid gimple before performing
4246 the substitution. Return false if these sanity checks fail.
4247 (fold_stmt): Only set changed to true, if set_rhs returns true.
4248 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
4251 2004-07-04 Richard Henderson <rth@redhat.com>
4254 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
4256 2004-07-04 Mark Mitchell <mark@codesourcery.com>
4258 * configure.ac (ranlib_flags): New variable.
4259 * Makefile.in (RANLIB_FLAGS): New variable.
4260 (libbackend.a): Use it.
4261 * configure: Regenerated.
4263 2004-07-04 Roger Sayle <roger@eyesopen.com>
4265 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
4266 a "sign mask" instead of using ashr_optab directly.
4268 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
4270 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
4271 * doc/cppopts.texi: Clarify processing of command-line defines.
4273 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
4275 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
4277 2004-07-04 Richard Henderson <rth@redhat.com>
4279 * rtl.def (ADDRESSOF): Remove.
4280 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
4281 (find_base_term, memrefs_conflict_p): Likewise.
4282 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
4283 (fold_rtx, cse_insn, set_live_p): Likewise.
4284 * dwarf2out.c (mem_loc_descriptor): Likewise.
4285 (add_location_or_const_value_attribute): Likewise.
4286 * emit-rtl.c (copy_insn_1): Likewise.
4287 * explow.c (memory_address): Likewise.
4288 * expmed.c (store_split_bit_field): Likewise.
4289 * expr.c (expand_expr_real_1): Likewise.
4290 * function.c (instantiate_decl
4291 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
4292 * genrecog.c (preds, validate_pattern): Likewise.
4293 * integrate.c (copy_rtx_and_substitute): Likewise.
4294 * recog.c (general_operand, register_operand): Likewise.
4295 (memory_address_p): Likwise.
4296 * reload1.c (eliminate_regs, elimination_effects): Likewise.
4297 * rtl.c (copy_rtx): Likewise.
4298 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
4299 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
4300 * rtlhooks.c (gen_lowpart_general): Likewise.
4301 * stmt.c (expand_asm_operands): Likewise.
4302 * web.c (entry_register, replace_ref, web_main): Likewise.
4303 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
4304 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
4305 * config/arm/arm.c (thumb_rtx_costs): Likewise.
4306 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
4307 * config/frv/frv.c (move_destination_operand, move_source_operand,
4308 condexec_dest_operand, condexec_source_operand,
4309 condexec_memory_operand): Likewise.
4310 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
4311 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
4312 (destination_xfmode_operand): Likewise.
4313 * config/mips/mips.h (PREDICATE_CODES): Likewise.
4314 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
4315 * config/s390/s390.c (general_s_operand): Likewise.
4316 * config/s390/s390.md (mov*): Likewise.
4317 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
4319 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
4320 * expr.c (expand_expr_real_1): Likewise.
4321 * stmt.c (expand_decl): Likewise.
4322 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4324 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
4325 postponed_insns, put_var_into_stack, put_reg_into_stack,
4326 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
4327 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
4328 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
4329 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
4330 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
4331 purge_bitfield_addressof_replacements, purge_addressof_replacements,
4332 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
4333 struct insns_for_mem_walk_info, insns_for_mem_walk,
4334 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
4335 setjmp_protect_args): Remove.
4336 (push_function_context_to): Don't handle var_refs_queue.
4337 (pop_function_context_from, free_after_compilation): Likewise.
4338 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
4339 (assign_parms, allocate_struct_function): Likewise.
4340 (use_register_for_decl): New.
4341 (expand_function_end): Don't setjmp_protect.
4342 * function.h (struct emit_status): Update commentary.
4343 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
4344 (max_parm_reg, parm_reg_stack_loc): Remove.
4345 * passes.c (DFI_addressof): Remove.
4346 (dump_file_info): Remove addressof.
4347 (rest_of_handle_addressof): Remove.
4348 (rest_of_compilation): Don't call it.
4349 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
4350 * stmt.c (expand_decl): Use use_register_for_decl.
4351 * tree.h: Update decls.
4352 * web.c (mark_addressof): Remove.
4353 * doc/invoke.texi (-dF): Remove.
4355 2004-07-03 Richard Henderson <rth@redhat.com>
4357 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
4358 instead of gen_mem_addressof.
4359 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
4360 TImode output register.
4362 2004-07-03 Richard Henderson <rth@redhat.com>
4364 PR tree-optimization/16341
4365 * tree-sra.c (sra_walk_function): Increment to next stmt before
4366 processing the current stmt.
4367 (sra_insert_after): Always use BSI_SAME_STMT.
4369 2004-07-03 Richard Henderson <rth@redhat.com>
4371 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
4374 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
4376 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
4377 with tree_int_cst_equal.
4379 2004-07-03 Andreas Schwab <schwab@suse.de>
4381 * config/ia64/ia64.md: Define new attribute "empty".
4382 (prologue_use, nop_x, insn_group_barrier): Set it.
4384 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
4385 skip over "empty" insns.
4387 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4389 * tree-inline.c (initialize_inlined_parameters): Pass proper function
4390 context to gimplify_body.
4391 (walk_tree): Don't walk into types twice.
4392 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
4394 * tree-sra.c (generate_element_init): Remove any useless conversions.
4396 * gimplify.c (gimplify_conversion): Remove stripping useless
4397 conversions from here.
4398 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
4399 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
4400 Unshare before substituting PLACEHOLDER_EXPR.
4401 (gimplify_modify_expr_to_memset): Likewise.
4402 Pass address of TO to memset, not TO itself.
4403 (gimplify_init_constructor): Make copy of OBJECT so we have it each
4404 time we make an expression (to match a PLACEHOLDER_EXPR).
4406 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
4407 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4408 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
4409 * tree-ssa-dom.c (local_fold): Likewise.
4411 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
4412 * langhooks.h (strct lang_hooks): New field type_max_size.
4413 * function.c (assign_temp): Call it.
4415 2004-07-03 Steven Bosscher <stevenb@suse.de>
4417 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
4418 * config/sh/sh.md: Convert the SH1 pipeline description to
4421 2004-07-02 Zack Weinberg <zack@codesourcery.com>
4423 * c-decl.c (struct c_binding): Remove contour field; add
4424 depth, invisible, nested fields.
4425 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
4426 (B_IN_EXTERNAL_SCOPE): New convenience macros.
4427 (bind): Add invisible and nested arguments. Initialize
4428 new fields of struct c_binding; adjust loop scanning for
4430 (free_binding_and_advance): Clear structure with memset.
4431 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
4432 in file scope, even if it's in external scope too.
4433 (pushdecl): Adjust to match. Create invisible file-scope
4434 declarations for block-scope forward declarations of static functions.
4435 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
4436 (undeclared_variable, lookup_label, declare_label, define_label)
4437 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
4438 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
4439 (store_parm_decls_oldstyle): Adjust to match.
4440 (diagnose_mismatched_decls): Correct handling of linkage clashes.
4441 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
4443 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
4444 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
4446 2004-07-02 Richard Henderson <rth@redhat.com>
4448 * c-decl.c (grokdeclarator): Don't frob current_function_decl
4449 around variable_size.
4450 (set_decl_nonlocal): Remove.
4451 (store_parm_decls): Add stmts for pending sizes.
4452 * calls.c (calls_function, calls_function_1): Remove.
4453 (precompute_arguments): Don't call it.
4454 * cfgexpand.c (set_save_expr_context): Remove.
4455 (tree_expand_cfg): Don't call it.
4456 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
4457 (dwarf2out_finish): Likewise.
4458 * expr.c (emit_block_move): Adjust addresses to BLKmode.
4459 (store_constructor): Don't pre-evaluate SAVE_EXPR.
4460 (safe_from_p): Don't queue SAVE_EXPRs.
4461 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
4462 or build plain VAR_DECLs.
4463 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
4465 (fold_checksum_tree): Don't special-case SAVE_EXPR.
4466 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
4467 (put_var_into_stack): Don't handle SAVE_EXPR.
4468 (gen_mem_addressof): Likewise.
4469 * function.h (struct function): Remove x_save_expr_regs.
4470 (save_expr_regs): Remove.
4471 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
4472 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
4473 * stor-layout.c (variable_size): Don't set it.
4474 (force_type_save_exprs, force_type_save_exprs_1): Remove.
4475 * tree-inline.c (remap_save_expr): Remove fn argument. Update
4476 all callers. Don't set SAVE_EXPR_CONTEXT.
4477 * tree-inline.h (remap_save_expr): Update decl.
4478 * tree.c (save_expr): Update build size.
4479 (first_rtl_op): Don't handle SAVE_EXPR.
4480 (unsave_expr_1, contains_placeholder_p): Likewise.
4481 (decl_function_context): Likewise.
4482 * tree.def (SAVE_EXPR): Remove args 1 and 2.
4483 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
4484 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
4486 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
4488 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
4489 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
4490 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
4491 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
4492 some first-person references and patronizing comments. Based on
4494 * doc/invoke.texi: Don't reference fortran@gnu.org.
4495 * doc/trouble.texi (Warning when a non-void function value is
4496 ignored): Rewrite. From Russ Allbery and Chris Devers.
4498 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
4500 * tree-ssa-pre.c (bitmap_set_t): New.
4501 (bb_value_sets): avail_out is now a bitmap_set_t.
4502 (bitmap_find_leader): New function.
4503 (bitmap_value_insert_into_set): Ditto.
4504 (bitmap_set_copy): Ditto.
4505 (bitmap_value_replace_in_set): Ditto.
4506 (bitmap_set_contains_value): Ditto.
4507 (bitmap_set_new): Ditto.
4508 (bitmap_set_pool): New pool.
4509 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
4510 (insert_aux): Ditto.
4511 (add_to_sets): Ditto.
4512 (compute_avail): Ditto
4516 (execute_pre): Ditto.
4518 2004-07-02 Roger Sayle <roger@eyesopen.com>
4520 * config/rs6000/rs6000.c (struct processor_costs): New structure
4521 used to hold instruction latencies/sizes for processor types.
4522 (rs6000_cost): New global variable pointing to current CPU's costs.
4523 (rs6000_override_options): Initialize rs6000_cost to point to the
4524 appropriate cost table based upon rs6000_cpu and optimize_size.
4525 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
4528 2004-07-02 Richard Henderson <rth@redhat.com>
4530 * expmed.c (make_tree): Don't use SET_DECL_RTL.
4532 2004-07-02 Steven Bosscher <stevenb@suse.de>
4534 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
4536 2004-07-01 Richard Henderson <rth@redhat.com>
4538 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
4539 (alpha_gp_save_rtx): Use assign_stack_local instead of
4542 2004-07-01 Richard Henderson <rth@redhat.com>
4544 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
4545 (alpha_rtx_cost_data): Update to match.
4546 (alpha_rtx_cost_size): New.
4547 (alpha_rtx_costs): Honor optimize_size.
4549 2004-07-01 Richard Henderson <rth@redhat.com>
4551 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
4552 * cfgexpand.c (tree_expand_cfg): Do it here.
4553 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
4554 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
4555 * config/mips/mips.c (mips_output_mi_thunk): And here.
4556 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
4557 * config/sh/sh.c (sh_output_mi_thunk): And here.
4558 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
4560 2004-07-01 Richard Henderson <rth@redhat.com>
4562 * tree.def (RTL_EXPR): Remove.
4563 * c-typeck.c (lvalue_p): Don't handle it.
4564 * expr.c (safe_from_p): Likewise.
4565 (expand_expr_real_1): Likewise.
4566 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
4567 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
4568 * gengtype.c (adjust_field_tree_exp): Likewise.
4569 * stmt.c (warn_if_unused_value): Likewise.
4570 * tree-gimple.c (recalculate_side_effects): Likewise.
4571 * tree-pretty-print.c (dump_generic_node): Likewise.
4572 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
4573 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
4574 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
4576 * stmt.c (struct stmt_status): Remove x_last_expr_type,
4577 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
4578 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
4579 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
4580 all the bits that tracked last_expr.
4581 (expand_end_bindings): Don't track last_expr.
4582 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
4583 (clear_last_expr): Remove.
4584 (expand_asm): Don't call it.
4585 (expand_asm_operands, expand_end_cond): Likewise.
4586 (expand_naked_return, expand_null_return_1): Likewise.
4587 * c-typeck.c (c_begin_compound_stmt): Likewise.
4588 * cfgexpand.c (expand_block): Use expand_expr_stmt.
4589 * expr.c (expand_expr_real_1): Likewise.
4590 * tree.h: Update prototypes.
4592 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
4593 (struct emit_status): Remove sequence_rtl_expr.
4594 (struct function): Remove x_rtl_expr_chain.
4595 (seq_rtl_expr, rtl_expr_chain): Remove.
4596 * function.c (struct temp_slot): Remove rtl_expr.
4597 (assign_stack_temp_for_type): Don't set it.
4598 (free_temp_slots, pop_temp_slots): Don't check it.
4599 (free_after_compilation): Don't clear x_rtl_expr_chain.
4600 (fixup_var_refs): Don't search it.
4601 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
4602 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
4604 (push_topmost_sequence): Likewise.
4605 (end_sequence, init_emit): Likewise.
4606 (start_sequence_for_rtl_expr): Remove.
4607 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
4608 * rtl.h (preserve_rtl_expr_result): Remove.
4610 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
4612 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
4613 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
4616 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4618 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
4619 (STANDARD_STARTFILE_PREFIX_2): Define.
4620 (standard_startfile_prefix_1): Initialize to
4621 STANDARD_STARTFILE_PREFIX_1.
4622 (standard_startfile_prefix_2): Initialize to
4623 STANDARD_STARTFILE_PREFIX_2.
4624 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
4625 (STANDARD_STARTFILE_PREFIX_1): Define.
4626 (STANDARD_STARTFILE_PREFIX_2): Define.
4627 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
4628 (STANDARD_STARTFILE_PREFIX_2): Document.
4630 2004-07-01 Richard Henderson <rth@redhat.com>
4632 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
4633 in order to disable scalarization. Instead set a flag and wait
4634 for a candidate decl.
4636 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4638 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
4639 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
4640 Use terminology "testsuite" and "enumerated".
4642 2004-07-01 Richard Henderson <rth@redhat.com>
4644 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
4645 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
4646 (initial_return_save): Likewise.
4647 (flush_queued_reg_saves): Remap register numbers.
4648 (dwarf2out_return_reg): Likewise.
4650 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4652 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
4654 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
4655 access functions for lower bound and element size and only output
4656 if lower bound nonzero or element size not same as that of type.
4657 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
4659 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4661 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
4663 2004-07-01 Per Bothner <per@bothner.com>
4665 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
4667 2004-07-01 Jakub Jelinek <jakub@redhat.com>
4669 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
4670 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
4671 first operand. Don't optimize if the bitfield is volatile.
4673 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4675 * c-pretty-print.c (pp_c_postfix_expression): Handle
4676 floating-point comparison operators.
4677 (pp_c_expression): Pass floating-point comparison
4678 operators to pp_c_postfix_expression.
4680 2004-07-01 Roger Sayle <roger@eyesopen.com>
4682 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
4683 rtx_cost instead of "had_mult" to determine whether the transformed
4684 expression is cheaper than the original.
4686 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
4688 * alias.c (get_alias_set, canon_rtx, get_addr,
4689 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
4691 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
4692 expand_builtin): Likewise.
4693 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
4695 * combine.c (can_combine_p, combinable_i3pat, try_combine,
4696 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
4697 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
4698 record_dead_and_set_regs_1, get_last_value_validate,
4699 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
4700 * cse.c (check_dependence, canon_hash, equiv_constant,
4701 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
4702 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
4703 count_reg_usage): Likewise.
4704 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
4705 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
4706 cselib_record_sets): Likewise.
4707 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
4708 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
4709 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
4710 * df.c (df_uses_record): Likewise.
4711 * dojump (do_jump): Likewise.
4712 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
4713 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
4714 decl_start_label): Likewise.
4715 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
4716 operand_subword, change_address_1, make_safe_from): Likewise.
4717 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
4718 stabilize, force_not_mem): Likewise.
4719 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
4720 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
4721 * expr.c (convert_move, convert_modes, emit_block_move,
4722 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
4723 emit_move_insn_1, expand_assignment, store_expr,
4724 store_constructor_field, store_constructor, store_field,
4725 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
4727 * final.c (cleanup_subreg_operands, alter_subreg,
4728 get_mem_expr_from_op): Likewise.
4729 * flow.c (notice_stack_pointer_modification_1,
4730 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
4732 * function.c (mark_temp_addr_taken, preserve_temp_slots,
4733 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
4734 optimize_bit_field, flush_addressof, purge_addressof_1,
4735 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
4736 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
4737 keep_stack_depressed): Likewise.
4738 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
4739 noce_process_if_block, find_memory): Likewise.
4740 * integrate.c (subst_constants, allocate_initial_values): Likewise.
4741 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
4742 update_equiv_regs): Likewise.
4743 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
4744 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
4745 * optabs.c (expand_abs, emit_unop_insn): Likewise.
4746 * passes.c (rest_of_handle_final): Likewise.
4747 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
4748 move2add_note_store): Likewise.
4749 * ra-build.c (detect_remat_webs): Likewise.
4750 * ra-debug.c (dump_static_insn_cost): Likewise.
4751 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
4752 * recog.c (validate_change, apply_change_group, cancel_changes,
4753 validate_replace_rtx_1, general_operand, register_operand,
4754 nonmemory_operand, push_operand, pop_operand, memory_operand,
4755 indirect_operand, asm_operand_ok, offsettable_memref_p,
4756 offsettable_nonstrict_memref_p, constrain_operands,
4757 store_data_bypass_p): Likewise.
4758 * reg-stack.c (subst_stack_regs_pat): Likewise.
4759 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
4760 copy_cost, reg_scan_mark_refs): Likewise.
4761 * regmove.c (optimize_reg_copy_3, stack_memref_p,
4762 combine_stack_adjustments_for_block): Likewise.
4763 * regrename.c (copyprop_hardreg_forward_1): Likewise.
4764 * reload.c (can_reload_into, push_reload, decompose, immune_p,
4765 find_reloads, find_reloads_address, find_reloads_address_1,
4766 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
4767 find_equiv_reg): Likewise.
4768 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
4769 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
4770 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
4771 delete_address_reloads): Likewise.
4772 * resource.c (mark_referenced_resources): Likewise.
4773 * rtlanal.c (get_jump_table_offset, count_occurrences,
4774 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
4775 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
4776 num_sign_bit_copies1): Likewise.
4777 * rtlhooks.c (gen_lowpart_general): Likewise.
4778 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4779 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
4780 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
4781 sdbout_global_decl): Likewise.
4782 * simplify-rtx.c (simplify_subreg): Likewise.
4783 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
4784 expand_anon_union_decl, expand_end_case_type): Likewise.
4785 * unroll.c (calculate_giv_inc): Likewise.
4786 * var-tracking.c (stack_adjust_offset_pre_post,
4787 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
4788 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
4789 vt_add_function_parameters): Likewise.
4790 * varasm.c (make_var_volatile, notice_global_symbol,
4791 assemble_external, decode_addr_const, mark_weak,
4792 default_encode_section_info): Likewise.
4794 2004-07-01 Steven Bosscher <stevenb@suse.de>
4796 * stmt.c (check_seenlabel): Remove.
4797 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
4799 2004-07-01 Richard Henderson <rth@redhat.com>
4801 * function.h (struct function): Remove x_function_call_count.
4802 (function_call_count): Remove.
4803 * calls.c (expand_call): Don't set it.
4804 * integrate.c (copy_rtx_and_substitute): Likewise.
4806 * function.h (struct function): Remove x_cleanup_label.
4807 (cleanup_label): Remove.
4808 * stmt.c (expand_value_return): Don't use it.
4809 * function.c (free_after_compilation): Don't set it.
4810 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
4811 * cfgexpand.c (tree_expand_cfg): Update call.
4812 * tree.h (expand_function_start): Update decl.
4814 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4817 * c-lang.c (c_initialize_diagnostics): Move from here ...
4818 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
4819 (c_tree_printer): Use pretty-printer to format %T.
4820 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
4821 before '*' if not C++.
4822 (pp_c_direct_abstract_declarator): Don't try to print array upper
4823 bound for flexible array members.
4824 * c-tree.h: Include "diagnostic.h".
4825 (c_initialize_diagnostics): Declare.
4826 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
4827 * c-format.c (format_type_warning): New function. Improve
4828 diagnostics for incorrect format argument types.
4829 (check_format_types): Use it. Add two parameters. Use the
4830 TYPE_MAIN_VARIANT of wanted_type.
4831 (check_format_info_main): Pass new parameters to
4833 (struct format_wanted_type): Update comment.
4835 2004-07-01 Nick Clifton <nickc@redhat.com>
4837 * target.h (struct gcc_target): Add new field to struct cxx:
4838 import_export_class.
4839 * target-def.h (TARGET_CXX): Initialise the new field.
4840 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
4842 * doc/tm.texi: Document the new target hook.
4844 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4846 * builtins.c (fold_builtin_classify): Fix typo.
4848 2004-07-01 Richard Henderson <rth@redhat.com>
4850 * function.c (identify_blocks, identify_blocks_1): Remove.
4851 * function.h (identify_blocks): Remove.
4852 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
4854 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4856 * builtins.c (fold_builtin_classify): New.
4857 (fold_builtin_unordered_cmp): Fix commentary.
4858 (fold_builtin): Use it.
4859 * builtins.def: Define builtins for isnan,
4860 isnanf, isnanl, finite, finitef, finitel,
4861 isinf, isinff, isinfl.
4863 2004-07-01 Richard Henderson <rth@redhat.com>
4865 * function.h (struct function): Remove dont_emit_block_notes.
4866 * gimple-low.c (lower_function_body): Don't set it.
4867 * cfgexpand.c (expand_block): Don't check it.
4868 * cfglayout.c (insn_locators_initialize): Likewise.
4869 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
4870 * passes.c (rest_of_compilation): Likewise.
4871 * stmt.c (expand_start_bindings_and_block): Likewise.
4872 (expand_end_bindings): Likewise.
4874 2004-07-01 Richard Henderson <rth@redhat.com>
4876 * cgraph.h (cgraph_build_static_cdtor): Declare.
4877 * cgraphunit.c (cgraph_build_static_cdtor): New.
4878 * c-objc-common.c (build_cdtor): Use it.
4879 * coverage.c (create_coverage): Likewise.
4880 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
4881 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
4883 See ChangeLog.11 for earlier changes.
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