1 2004-07-23 Richard Henderson <rth@redhat.com>
4 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
6 (gimplify_modify_expr_rhs): Push assignment from a conditional into
7 the conditional for all non-register types.
9 2004-07-23 Richard Henderson <rth@redhat.com>
11 * expr.c (expand_expr_real_1): Don't handle non-local variables.
12 * expr.h (fix_lexical_addr): Remove.
13 * function.c (NEED_SEPARATE_AP): Remove.
14 (fix_lexical_addr): Remove.
15 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
16 not null decl_function_context.
17 (create_alias_vars): Likewise.
18 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
19 (simple_goto_p): Likewise.
20 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
21 * tree-ssa-ccp.c (get_default_value): Likewise.
22 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
23 * tree.c (needs_to_live_in_memory): Likewise.
24 * tree-flow-inline.h (may_be_aliased): Move...
25 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
26 when TREE_STATIC variables may be addressable.
28 2004-07-24 Jakub Jelinek <jakub@redhat.com>
30 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
32 2004-07-23 Zack Weinberg <zack@codesourcery.com>
34 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
35 bitmap contents if GENERATOR_FILE is defined.
36 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
37 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
39 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
41 * c-decl.c (start_function): Form composite type of function types
42 rather than copying type from previous prototype declaration.
44 2004-07-23 Janis Johnson <janis187@us.ibm.com>
46 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
47 the const qualifier for the second argument in the C++ functions.
49 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
50 specific pointer types.
52 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
53 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
54 for vector bool and/or vector pixel, add C++ and C missing support.
55 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
56 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
57 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
58 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
59 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
60 missing C++ and C support for vector bool and/or vector pixel.
61 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
62 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
63 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
64 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
65 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
66 C++ and C types used for vector bool and/or vector pixel.
67 (vec_st, vec_stl): Add C++ support for vector pixel.
68 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
69 (vec_all_ne): Add C++ support for vector pixel.
71 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
72 (vec_vmulesb): Add missing C++ function.
73 (vec_perm): Fix type of third argument in C++ function.
74 (vec_vsum4shs): Fix C++ function name.
75 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
76 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
77 argument passed to the error handler in C macro.
78 (vec_nmsub): Remove extra parens around argument names in C macro.
79 (vec_packpx): Add missing parens in C macro.
81 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
83 * machmode.def: Remove vector modes.
84 * config/alpha/alpha-modes.def: Add supported vector modes.
85 * config/arm/arm-modes.def: Likewise.
86 * config/frv/frv-modes.def: Likewise.
87 * config/i386/i386-modes.def: Likewise.
88 * config/rs6000/rs6000-modes.def: Likewise.
89 * config/sh/sh-modes.def: Likewise.
91 2004-07-23 Matthias Klose <doko@debian.org>
93 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
94 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
95 * config.h: Regenerate.
96 * configure: Likewise.
98 2004-07-22 Mark Mitchell <mark@codesourcery.com>
100 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
101 generated SYMBOL_REFs for labels.
102 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
104 (machopic_stub_name): Remove.
105 (machopic_indirection_name): New function.
106 (machopic_mcount_stub_name): Likewise.
107 (machopic_classify_name): Remove.
108 (machopic_function_base_sym): New function.
109 (machpoic_classify_symbol): Likewise.
110 (machopic_classify_ident): Remove.
111 (machopic_define_ident): Likewise.
112 (machopic_define_name): Likewise.
113 (machopic_name_defined_p): Likewise.
114 (machopic_ident_defined_p): Likewise.
115 (darwin_strip_name_encoding): Likewise.
116 (machopic_define_symbol): New function.
117 * config/darwin.c (hashtab.h): Include.
118 (machopic_defined_list): Remove.
119 (machopic_classify_ident): Likewise.
120 (machopic_classify_name): Likewise.
121 (machopic_ident_defined_p): Likewise.
122 (machopic_define_ident): Likewise.
123 (machopic_define_name): Likewise.
124 (machopic_symbol_defined_p): New function.
125 (machopic_classify_symbol): Likewise.
126 (machopic_data_defined_p): Use machopic_classify_symbol.
127 (machopic_define_symbol): New function.
128 (machopic_function_base_sym): New function.
129 (machopic_non_lazy_pointers): Remove.
130 (machopic_non_lazy_ptr_name): Likewise.
131 (machopic_stubs): Likewise.
132 (machopic_stub_name): Likewise.
133 (NON_LAZY_POINTER_SUFFIX): New macro.
134 (STUB_SUFFIX): Likewise.
135 (machopic_indirection): New structure.
136 (machopic_indirections): New variable.
137 (machopic_indirection_hash): New function.
138 (machopic_indirection_eq): Likewise.
139 (machopic_indirection_name): Likewise.
140 (machopic_mcount_stub_name): New function.
141 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
143 (machopic_indirect_data_reference): Rework to use new functions.
144 (machopic_indirect_call_target): Likewise.
145 (machopic_legitimize_pic_address): Likewise.
146 (machopic_output_indirection): New function.
147 (machopic_finish): Use it.
148 (machopic_operand_p): Rework to use new functions.
149 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
150 (darwin_strip_name_encoding): Remove.
151 (update_non_lazy_ptrs): Remove.
152 (update_stubs): Likewise.
153 (darwin_non_lazy_pcrel): Use new functions.
154 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
155 (ASM_OUTPUT_LABELREF): Likewise.
156 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
157 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
158 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
159 (TARGET_STRIP_NAME_ENCODING): Do not use
160 darwin_strip_name_encoding.
161 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
162 darwin_strip_name_encoding.
163 * config/i386/darwin.h (FUNCTION_PROFILER): Use
164 machopic_mcount_stub_name.
165 * config/i386/i386.c (x86_output_mi_thunk): Use
166 machopic_indirection_name, not machopic_stub_name.
167 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
168 machopic_function_base_sym.
169 (print_operand): Use machopic_classify_symbol.
170 (rs6000_emit_prologue): Use machopic_function_base_sym.
171 (output_profile_hook): Do not use machopic_stub_name.
172 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
174 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
177 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
180 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
182 * doc/implement-c.texi: New file.
183 * doc/extend.texi (C Implementation): Move to there.
184 * doc/gcc.texi: Include implement-c.texi.
185 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
187 2004-07-22 Jason Merrill <jason@redhat.com>
189 * integrate.c (copy_decl_for_inlining): Remove invisible reference
191 * tree-inline.c (setup_one_parameter): Likewise.
193 2004-07-22 Brian Booth <bbooth@redhat.com>
195 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
196 (substitute_and_fold): Propigate into VUSE operands when possible.
197 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
198 (cp_lattice_meet): Handle merging of latticevalues when
199 UNKNOWN_VAL is present.
200 (visit_stmt): Visit assignments with V_MUST_DEFs.
201 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
202 (ccp_fold): Deal with RHS' that are constant and virtual.
203 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
204 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
205 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
206 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
207 computing immediate uses.
208 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
210 (replace_vuse_in): New function.
211 (likely_value): Add check of vuse operands.
212 (get_default_value): Set the default value of virtually defined
213 variables to UKNOWN_VAL instead of VARYING.
215 2004-07-22 Richard Henderson <rth@redhat.com>
217 * expr.c (emit_push_insn): Don't use set_mem_attributes.
219 2004-07-22 Richard Henderson <rth@redhat.com>
221 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
222 variables due to conditional compilation.
224 2004-07-22 Diego Novillo <dnovillo@redhat.com>
226 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
227 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
228 Release SSA names that have been re-renamed.
229 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
231 * tree-ssa-alias.c (init_alias_info): If aliases have been
232 computed before, clear existing alias information.
233 (create_name_tags): Do no fixup PT_ANYTHING pointers.
234 If the new name tag for a pointer is different than the one it
235 had before, mark the old tag for renaming.
236 (replace_may_alias): New function.
237 (group_aliases): Call it.
238 (setup_pointers_and_addressables): Always call get_tmt_for.
239 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
241 (set_pt_anything): New local function.
242 (set_pt_malloc): New local function.
243 (merge_pointed_to_info): Don't merge pointed-to variables from
244 the original pointer if the destination is pointing to an
246 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
247 (add_pointed_to_var): Do not add a variable to the points-to
248 set if the pointer is already pointing to anywhere.
249 (collect_points_to_info_r): If the defining statement is a PHI
250 node, only merge pointed-to information if the argument has
251 already been visited.
252 (get_tmt_for): Only create a new tag if the pointer didn't
254 (dump_alias_info): Emit more information.
255 (dump_points_to_info_for): Likewise.
256 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
257 try to get the annotation of an SSA_NAME.
258 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
259 alias sets when checking is enabled.
260 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
261 (eliminate): Mark basic blocks that will need
262 EH information cleaned up.
263 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
265 Initialize need_eh_cleanup.
266 (fini_pre): Call tree_purge_all_dead_eh_edges and
267 cleanup_tree_cfg if needed.
268 Free need_eh_cleanup.
269 * tree-ssa.c (verify_ssa_name): New function.
270 (verify_def): Call it.
271 Re-arrange to avoid printing too many error messages.
272 (verify_use): Likewise.
273 (verify_phi_args): Likewise.
274 (verify_flow_insensitive_alias_info): New function.
275 (verify_flow_sensitive_alias_info): New function.
276 (verify_alias_info): New function.
277 (verify_ssa): Call verify_alias_info.
278 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
280 Re-arrange to avoid printing too many error messages.
281 * tree-ssanames.c (make_ssa_name): Clear
282 SSA_NAME_IN_FREE_LIST.
283 (release_ssa_name): Never release a default definition.
284 (release_defs): New function.
285 * tree.h: Declare it.
286 * tree-ssa-dce.c (remove_dead_stmt): Call it.
288 2004-07-22 Diego Novillo <dnovillo@redhat.com>
290 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
291 If true, do a depth-first search. Do a breadht-first search,
293 (walk_use_def_chains): Add new argument IS_DFS.
295 * tree-flow.h (walk_use_def_chains): Update prototype.
297 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
299 * config/cris/cris.md: Tweak formatting.
300 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
301 (mover2side, moverside, movemside, movei, op3, andu): Replace
302 live define_peephole:s with define_peephole2 near-equivalents.
304 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
306 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
307 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
308 "*mov_sidesi_mem" respectively.
310 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
312 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
313 (gimplify_build1): Move from tree-complex.c do_unop.
314 (gimplify_build2): Move from tree-complex.c do_binop.
315 (gimplify_build3): New.
316 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
317 Adjust throughout to call the functions above.
318 * tree-flow.h: Declare the functions above.
319 * tree-nested.c (gimplify_val): Rename to...
320 (tsi_gimplify_val): ... this.
322 * Makefile.in (tree_complex.o): Update dependencies.
323 (stor-layout.o): Depend on regs.h.
324 * c-common.c (handle_vector_size_attribute): Update for
325 vector types without corresponding vector modes.
326 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
327 a corresponding vector mode is not available.
328 * print-tree.c (print_node): Print nunits for vector types
329 * regclass.c (have_regs_of_mode): New.
330 (init_reg_sets_1): Initialize it and use it instead
331 of allocatable_regs_of_mode.
332 * regs.h (have_regs_of_mode): Declare it.
333 * stor-layout.c (layout_type): Pick a mode for vector types.
334 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
335 build_replicated_const, do_unop, do_binop, do_plus_minus,
336 do_negate, expand_vector_piecewise, expand_vector_parallel,
337 expand_vector_addition, expand_vector_operations_1,
338 expand_vector_operations, tree_lower_operations,
339 pass_lower_vector_ssa, pass_pre_expand): New.
340 (expand_complex_operations, pass_lower_complex): Remove.
341 * tree-optimize.c (init_tree_optimization_passes): Adjust
342 pass ordering for changes in tree-complex.c.
343 * tree-pass.h: Declare new passes.
344 * tree.c (finish_vector_type): Remove.
345 (make_vector_type): New.
346 (build_vector_type_for_mode, build_vector_type): Rewritten.
347 * tree.def (VECTOR_TYPE): Document where the number of
349 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
350 (make_vector): Remove declaration.
352 2004-07-21 Richard Henderson <rth@redhat.com>
354 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
355 TREE_THIS_VOLATILE, may_aliases, or optimization level.
356 (remove_useless_vars): Dump debugging info.
357 (expand_used_vars): Move ...
358 * cfgexpand.c (expand_used_vars): ... here. Make static.
359 * tree-flow-inline.h (set_is_used): New.
360 (set_default_def): Use get_var_ann.
361 * tree-flow.h: Update decls.
362 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
363 (create_ssa_var_map): Use it.
364 * tree-ssa.c (set_is_used): Remove.
366 2004-07-22 Ben Elliston <bje@au.ibm.com>
368 * gdbinit.in: Set a breakpoint on internal_error.
370 2004-07-21 Richard Henderson <rth@redhat.com>
372 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
373 to create a new basic block.
375 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
378 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
379 return type on function definitions. Move other warnings for
380 qualified return type to -Wreturn-type. Do not condition any such
381 warnings on -pedantic. Update comments.
382 (start_function): Only copy function type from previous prototype
383 declaration if return types are compatible.
384 * c-typeck.c (function_types_compatible_p): Don't condition
385 warning for incompatibility of volatile qualifiers on the return
386 type on -pedantic. Update comment.
387 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
389 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
391 * c-typeck.c (set_init_index): Require designator to be of integer
394 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
397 * c-parse.in (init): Change to exprtype.
398 (primary): Set original_code for STRING to STRING_CST.
399 Call maybe_warn_string_init for compound literals.
400 (initdcl, notype_initdcl): Call maybe_warn_string_init.
402 * c-tree.h (maybe_warn_string_init): New.
403 (pop_init_level, process_init_element): Use struct c_expr.
404 (struct c_expr): Update comment.
405 * c-typeck.c (maybe_warn_string_init): New function.
406 (digest_init): Call it. Additional parameter strict_string. All
408 (output_init_element): Likewise.
409 (struct constructor_stack): Use struct c_expr for
411 (really_start_incremental_init, push_init_level): Update.
412 (pop_init_level): Update. Return struct c_expr.
413 (process_init_level): Update. Take struct c_expr argument.
415 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
417 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
420 2004-07-21 Eric Christopher <echristo@redhat.com>
422 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
424 * c-decl.c (pop_scope): Ditto.
425 * calls.c (expand_call): Remove call to current_nesting_level,
426 update comment accordingly. Remove calls to expand_start_target_temps
427 and expand_end_target_temps.
428 * cfgexpand.c (construct_init_block): Remove call to
429 expand_start_bindings_and_block.
430 (construct_exit_block): Remove call to expand_end_bindings.
431 * expr.c (safe_from_p): Remove BIND_EXPR handling.
432 (expand_expr_real_1): Ditto. Fix formatting.
433 (expand_vars): Delete.
434 * stmt.c (POPSTACK): Remove block_stack.
435 (stmt_status): Remove x_block_stack.
436 (block_stack): Delete.
437 (expand_start_bindings_and_block): Ditto.
438 (expand_start_target_temps): Ditto.
439 (expand_end_target_temps): Ditto.
440 (current_nesting_level): Ditto.
441 (warn_about_unused_variables): Ditto.
442 (expand_end_bindings): Ditto.
443 * tree.h: Remove declarations for above.
445 2004-07-21 Steven Bosscher <stevenb@suse.de>
447 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
448 * rtl.c (note_insn_name): Likewise.
449 * print-rtl.c (print_rtx): Don't print it.
450 * cfgrtl.h (can_delete_note_p): Don't handle it.
451 (rtl_delete_block): Likewise.
452 * passes.c (rest_of_handle_guess_branch_prob): Remove.
453 (rest_of_compilation): Don't call it.
454 * predict.c (process_note_predictions, process_note_prediction,
455 note_prediction_to_br_prob): Remove.
456 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
457 * stmt.c (return_prediction): Remove.
458 (expand_value_return): Don't call it. Don't add prediction
459 notes for return statements.
461 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
463 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
466 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
468 * c-common.c (vector_types_convertible_p): Use vector types'
469 TYPE_SIZE and TREE_TYPE instead of their mode.
470 * convert.c (convert_to_integer): Likewise.
471 (convert_to_vector): Likewise.
472 * fold-const.c (fold_convert): Likewise.
473 * varasm.c (output_constant): Likewise.
474 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
475 Allow a VECTOR_TYPE initializer to be made of several vectors.
476 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
477 of cleared and need_to_clear, and use fold_convert.
478 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
481 2004-07-20 Richard Henderson <rth@redhat.com>
483 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
484 (expand_gimple_basic_block): out from here. Renamed from expand_block.
486 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
488 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
489 enormous cost if not TARGET_HARD_MUL.
491 2004-07-20 Andrew Pinski <apinski@apple.com>
494 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
497 2004-07-21 Paul brook <paul@codesourcery.com>
499 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
501 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
503 * fold-const.c (operand_equal_p): Temporarily support NULL args.
504 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
505 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
507 2004-07-20 Zack Weinberg <zack@codesourcery.com>
509 * rtl.h (plus_constant): Delete.
510 (plus_constant_wide): Rename to plus_constant.
511 (plus_constant_for_output_wide): Delete vestigial prototype.
512 (GEN_INT): Remove unnecessary cast.
513 * tree.h (build_int_2, size_int_type): Delete.
514 (build_int_2_wide): Rename to build_int_2.
515 (size_int_wide): Rename to size_int_kind.
516 (size_int_type_wide): Rename to size_int_type.
517 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
518 Remove unnecessary cast.
519 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
520 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
521 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
522 (size_int_type_wide): Rename size_int_type.
523 (int_const_binop): Use size_int_type.
524 * c-lex.c (interpret_integer): Use build_int_2.
525 * final.c (split_double): Remove unnecessary casts.
526 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
528 2004-07-20 Richard Henderson <rth@redhat.com>
530 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
531 (gimplify_compound_lval): Use is_gimple_tmp_reg.
532 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
533 (is_gimple_tmp_reg): New.
534 * tree-gimple.h (is_gimple_tmp_reg): Declare.
536 2004-07-20 Richard Henderson <rth@redhat.com>
538 * tree-pretty-print.c (dump_generic_node): Dump
539 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
541 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
543 * tree-mudflap.c (mf_set_options_fndecl): New tree.
544 (mudflap_init): Set it.
545 (mudflap_register_call): Remove __mf_init call.
546 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
547 to pass "-ignore-reads" option to libmudflap if needed.
549 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
552 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
553 (MAKE_DECL_ONE_ONLY): Undefine.
554 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
555 readonly_data, one_only_data_section, forget_section): New prototypes.
556 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
558 (pa_select_section): Add one-only (COMDAT) support.
559 * pa.h (struct machine_function): Define.
560 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
561 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
562 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
563 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
564 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
565 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
566 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
567 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
568 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
569 for EXTRA_SECTION_FUNCTIONS.
570 * doc/install.texi: Update binutils requirements.
572 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
574 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
575 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
576 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
578 (struct VEC): Use unsigned for num and alloc.
579 * vec.c (struct vec_prefix): Likewise.
580 (vec_o_reserve): Adjust.
582 * dbxout.c (dbxout_type): Fix printf format.
584 * tree.h (binfo_member): Remove.
585 * tree.c (binfo_member): Remove.
587 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
589 * tree.h: Include vec.h
590 (DEF_VEC_P(tree)): New type.
591 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
592 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
593 (BINFO_LANG_SLOT): Remove.
594 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
595 (struct tree_binfo): Turn base_binfos into a trailing
596 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
597 (binfo_lang_slots): Remove.
598 * tree.c (binfo_lang_slots): Remove.
599 (make_tree_binfo_stat): Take a base binfo count, not a
600 lang slot count. Adjust.
601 * Makefile.in (TREE_H): Add vec.h
602 * alias.c (record_component_aliases): Adjust BINFO access.
603 * dbxout.c (dbxout_type): Likewise.
604 * dwarf2out.c (gen_member_die): Likewise.
605 * sdbout.c (sdbout_one_type): Likewise.
606 * tree-dump.c (deque_and_dump): Likewise.
607 * config/i386/i386.c (classify_argument,
608 contains_128bit_aligned_vector_p): Likewise.
609 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
610 * doc/c-tree.texi (Classes): Update BINFO documentation.
612 2004-07-20 Steven Bosscher <stevenb@suse.de>
614 * c-common.h (check_case_value): Remove prototype.
615 (c_add_case_label): Adjust prototype.
616 * c-common.c (check_case_value): Make static.
617 (check_case_bounds): New function.
618 (c_add_case_label): Use it. Take new argument orig_type.
619 * c-typeck.c (struct c_switch): New orig_type field.
620 (c_start_case): Set it.
621 (do_case): Pass it to c_add_case_label.
622 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
623 cases from here. Add the labels in reverse order.
624 * stmt.c (struct case_node): Adjust comment. Remove balance field.
625 (add_case_node): Return nothing, don't check for duplicate cases.
626 Insert new case nodes in a list, not in an AVL tree.
627 (expand_end_case_type): Don't turn a case tree into a case list.
628 (case_tree2list): Remove.
629 * tree.h (add_case_node): Adjust prototype.
631 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
633 * genattr.c (struct range, struct function_unit,
634 write_units, extend_range, init_range): Remove them.
635 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
636 Output "#define INSN_SCHEDULING" here.
637 * genattrtab.c (struct range, struct function_unit_op,
638 struct function_unit, struct dimension, enum operator,
639 operate_exp, expand_units, simplify_knowing,
640 encode_units_mask, simplify_by_exploding,
641 find_and_mark_used_attributes, unmark_used_attributes,
642 add_values_to_cover, increment_current_value,
643 test_for_current_value, simplify_with_current_value,
644 simplify_with_current_value_aux, gen_unit,
645 write_unit_name, write_function_unit_info,
646 write_complex_function, write_toplevel_expr,
647 find_single_value, extend_range): Remove.
648 (write_attr_get): Do not handle common_av->value
650 (struct attr_desc): Remove func_units_p and blockage_p.
651 (write_attr_valueq): Do not handle them.
652 (find_attr): Do not clear them.
653 (make_internal_attr): Do not initialize them.
654 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
655 * sched-vis.c (init_target_units, insn_print_units,
656 init_block_visualization, print_block_visualization,
657 visualize_scheduled_insns, visualize_no_unit,
658 visualize_stall_cycles, visualize_alloc,
659 visualize_free, target_units, get_visual_tbl_length,
660 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
661 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
662 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
663 * haifa-sched.c (blockage_range, clear_units,
664 schedule_unit, actual_hazard, potential_hazard,
665 insn_unit, unit_last_insn, unit_tick,
666 actual_hazard_this_instance, potential_hazard,
667 schedule_unit, max_insn_queue_index_value): Remove.
668 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
669 max_insn_queue_index.
670 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
671 * doc/md.texi (Processor pipeline description): Remove
672 references to old pipeline descriptions.
673 (Automaton pipeline description): Merge with the above.
674 (Old pipeline description, Comparison of the two descriptions):
677 * bt-load.c (migrate_btr_def): Remove references to
678 use_pipeline_interface.
679 * haifa-sched.c (insn_cost, schedule_insn,
680 schedule_block, advance_one_cycle, sched_init,
681 queue_to_ready, sched_finish): Likewise.
682 * modulo-sched.c (sms_schedule, advance_one_cycle,
683 ps_has_conflicts): Likewise.
684 * sched-rgn.c (init_ready): Likewise.
685 (debug_dependencies): Likewise, and remove an "if (1)".
686 * target.h (use_dfa_pipeline_interface): Remove.
687 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
688 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
689 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
690 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
691 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
692 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
693 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
694 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
695 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
696 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
697 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
698 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
699 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
700 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
701 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
702 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
703 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
704 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
705 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
707 2004-07-19 Roger Sayle <roger@eyesopen.com>
709 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
711 2004-07-19 Jeff Law <law@redhat.com>
713 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
714 (get_eq_expr_value): Use it. Simplify slightly.
716 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
718 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
719 (umulsidi3_32bit_r4000): Likewise.
721 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
723 * vec.h: Propagate location information properly.
724 (VEC_T_iterate): Add result pointer parameter.
726 (VEC_T_reserve): Use it.
728 2004-07-19 Daniel Jacobowitz <dan@debian.org>
730 * Makefile.in (c-format.o): Depend on c-format.h.
731 * c-format.h: New file.
732 (struct format_char_info): Add CHAIN member.
733 * c-format.c: Move some types and constants to c-format.h.
734 (format_type_error): Set to -1.
735 (struct function_format_info): Use an int for format_type.
736 (decode_format_type): Return an int. Return format_type_error
738 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
739 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
740 (scan_char_table, time_char_table, monetary_char_table): Initialize
742 (n_format_types): New variable.
743 (check_format_info_main): Handle CHAIN in format_char_info.
744 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
745 TARGET_N_FORMAT_TYPES.
746 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
747 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
748 * config/sol2-c.c: New file.
749 * config/t-sol2: New file.
750 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
751 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
752 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
754 * doc/extend.texi (Target Format Checks): New section.
755 (Function Attributes): Mention it.
756 * doc/invoke.texi: Mention target format checks.
757 * doc/sourcebuild.texi: Mention target format checks.
758 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
761 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
763 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
765 * config/s390/s390.c (regclass_map initializer): Register 35 added to
767 (load_multiple_operation, store_multiple_operation): Removed
768 pointless sanity check.
769 (s390_decompose_address): Added check for return_address_pointer_rtx.
770 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
771 (s390_return_address_offset): New function.
772 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
773 (FRAME_REGNO_P): Added check for register 35.
774 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
775 REG_ALLOC_ORDER): Appended entry for register 35.
776 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
777 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
778 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
779 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
780 is eliminable using stack pointer or hard frame pointer.
781 (REGISTER_NAMES): Added name for register 35.
782 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
783 pointless sanity check.
785 2004-07-19 Roger Sayle <roger@eyesopen.com>
787 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
788 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
789 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
790 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
791 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
792 (fold_relational_const): Tidy up handling of floating point
793 comparisons by calling real_compare. Remove tree_expr_nonzero_p
794 transformation; fold_relational_const assumes constant operands.
796 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
798 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
801 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
803 * c-tree.h (struct c_expr): Define.
804 (C_SET_EXP_ORIGINAL_CODE): Remove.
805 (parser_build_binary_op, build_compound_expr): Update prototypes.
806 * c-parse.in (%union): Add exprtype.
807 (FUNC_NAME): Mark as ttype.
808 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
810 (expr): Update. Define directly in terms of expr_no_commas
811 instead of using nonnull_exprlist.
812 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
813 offsetof_member_designator, typespec_nonreserved_nonattr, init,
814 initval, designator, component_declarator,
815 component_notype_declarator, enumerator, array_declarator,
816 condition, exexpr, switch_statement, stmt_nocomp, stmt,
817 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
818 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
820 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
821 * c-common.c (c_common_truthvalue_conversion): Don't check
823 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
824 Don't use C_EXP_ORIGINAL_CODE.
825 (default_conversion, default_function_array_conversion): Don't use
826 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
827 (internal_build_compound_expr): Merge into build_compound_expr.
828 (build_compound_expr): Take two operands instead of a TREE_LIST.
829 * objc/objc-act.c (get_super_receiver): Update calls to
832 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
834 * config/sh/sh.c (sh_use_dfa_interface): Remove.
835 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
837 * config/sh/sh.md: Extract pipeline descriptions
839 * config/sh/sh1.md: New file, extracted from sh.md.
840 * config/sh/sh4.md: New file, extracted from sh.md.
841 * config/sh/shmedia.md: New file, extracted from sh.md
842 and rewritten using new-style pipeline description.
844 2004-07-18 Zack Weinberg <zack@codesourcery.com>
846 * config/pa/pa.md: Delete the two remaining define_peephole
849 2004-07-18 Steven Bosscher <stevenb@suse.de>
850 Joseph S. Myers <jsm@polyomino.org.uk>
852 * c-common.c (c_common_truthvalue_conversion): Don't warn if
853 TREE_NO_WARNING is set.
855 2004-07-18 Roger Sayle <roger@eyesopen.com>
857 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
858 simplify_builtin_strncmp): Delete.
859 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
860 Change argument to accept an arglist instead of an "exp". Assume
861 that the return type is always integer_type_node. Copy missing
862 transformations from their now obsolete simplify_builtin_*
864 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
865 fold_builtin_strcmp and fold_builtin_strncmp.
866 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
867 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
868 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
870 2004-07-18 Daniel Jacobowitz <dan@debian.org>
872 * Makefile.in (tree-alias-common.o): Update dependencies.
874 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
876 * cfgloop.c (flow_loop_nested_p): Fix comment.
878 2004-07-17 Jason Merrill <jason@redhat.com>
881 * stor-layout.c (relayout_decl): New fn.
882 * tree.h: Declare it.
883 (DECL_BY_REFERENCE): New macro.
885 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
887 * libgcc2.c (__enable_execute_stack): New symbol.
888 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
889 and declare __enable_execute_stack.
890 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
891 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
892 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
893 ENABLE_EXECUTE_STACK.
894 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
895 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
896 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
897 ENABLE_EXECUTE_STACK.
898 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
899 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
900 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
901 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
902 ENABLE_EXECUTE_STACK.
903 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
904 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
905 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
906 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
907 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
908 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
909 (sparc64_initialize_trampoline): Likewise.
910 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
912 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
914 * langhooks.h (builtin_function): New langhook.
915 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
916 (LANG_HOOKS_INITIALIZER): Update.
917 * tree.h (builtin_function): Remove.
918 * doc/tm.texi: Update.
919 * c-tree.h (builtin_function): Declare.
920 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
921 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
922 config/ia64/ia64.c, config/iq2000/iq2000.c,
923 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
924 config/stormy16/stormy16.c: All callers of builtin_function
927 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
930 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
931 Remove white space after the backslash.
933 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
935 PR rtl-optimization/16294
936 * resource.c (return_insn_p): New predicate.
937 (mark_target_live_regs): Use it. Special-case return insns.
938 (init_resource_info): Use it. Don't scan the epilogue past
941 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
943 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
944 destroy dominance information.
945 * passes.c (rest_of_handle_loop2): Free dominance information.
946 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
948 (thread_jumps): Update dominance information and remove unreachable
950 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
951 information and remove the unreachable block.
953 2004-07-17 Graham Stott <graham.stott@btinternet.com>
955 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
957 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
959 * doc/sourcebuild.texi: Remove libf2c entry.
961 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
963 * config/i386/i386.md (movv16qi_internal): Fix typo.
965 2004-07-17 Steven Bosscher <stevenb@suse.de>
967 * final.c (final_scan_insn): Fix broken commit from previous
970 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
972 * c-typeck.c (parser_build_binary_op): Condition warnings for
973 X<=Y<=Z on -Wparentheses instead of -Wextra.
974 * doc/invoke.texi: Update. Document that most of -Wparentheses is
975 supported for C only.
977 2004-07-17 Steven Bosscher <stevenb@suse.de>
979 * cfgcleanup.c (try_simplify_condjump): Don't remove line
980 notes to avoid unreachable code warnings.
981 * toplev.c (backend_init): Don't emit line notes for
982 unreachable code warnings.
984 * combine.c (distribute_notes): Don't distribute a
986 * final.c (final_scan_insn): Don't handle it.
987 * rtl.c (reg_note_name): Remove it.
988 * rtl.h (enum reg_node): Dito.
990 * emit-rtl.c (force_line_numbers, restore_line_number_status):
992 * rtl.h (force_line_numbers, restore_line_number_status):
995 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
996 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
997 (using_eh_for_cleanups): Also moved here.
999 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
1000 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
1001 to expand_start_case and add_case_node.
1002 * stmt.c (struct nesting): Cleanup unused fields condition_code,
1003 last_unconditional_cleanup, nominal_type, printname, and
1005 (struct fixup_goto): Remove.
1006 (struct stmt_status): Remove x_goto_fixup_chain field.
1007 (goto_fixup_chain): Remove.
1008 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
1009 pushcase, pushcase_range): Remove.
1010 (expand_start_bindings_and_block): Don't set unused fields in
1012 (expand_start_case, add_case_node): Cleanup unused formal arguments.
1013 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
1014 instead of emit_jump_if_reachable.
1015 (emit_case_nodes): Likewise.
1016 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
1018 (update_eh_label): Work around left-over exception handing regions.
1019 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
1020 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
1021 (pass_cleanup_cfg_post_optimizing): New pass.
1022 (init_tree_optimization_passes): Run the new pass after all
1024 * tree.h (pushcase, pushcase_range): Remove prototypes.
1025 (expand_start_case, add_case_node): Update prototypes.
1027 2004-07-16 Krister Walfridsson <cato@df.lth.se>
1029 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
1031 2004-07-16 Richard Henderson <rth@redhat.com>
1033 * builtins.c (std_expand_builtin_va_arg): Remove.
1034 (expand_builtin_va_arg): Remove.
1035 * expr.h: Don't declare them.
1036 * gimplify.c (mark_decls_volatile_r): Remove.
1037 (copy_if_shared_r): Don't call it.
1038 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
1039 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
1040 * gimple-low.c (lower_stmt): Likewise.
1041 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
1042 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
1043 * tree-ssa-operands.c (get_expr_operands): Likewise.
1044 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
1045 EXPAND_BUILTIN_VA_ARG.
1046 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
1047 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
1048 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
1049 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1051 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
1053 * tree-ssa-pre.c (insert_aux): Break out if we hit
1056 2004-07-16 Richard Henderson <rth@redhat.com>
1058 * basic-block.h (remove_fake_exit_edges): Declare.
1059 * cfganal.c (remove_fake_predecessors): Rename from
1060 remove_fake_successors; iterate over predecessors.
1061 (remove_fake_exit_edges): New.
1062 * cfgcleanup.c (try_optimize_cfg): Use it.
1063 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
1064 * predict.c (estimate_probability): Likewise.
1065 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
1066 * tree-cfg.c (make_edges): Likewise.
1067 * tree-ssa-pre.c (fini_pre): Likewise.
1068 * profile.c (instrument_edges): Don't remove_fake_edges.
1069 (branch_prob): Do it earlier here.
1071 2004-07-16 Richard Henderson <rth@redhat.com>
1073 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
1074 switchification wrt CONSTRUCTOR. Document the reason.
1076 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
1078 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
1079 that prevented descriptive __mf_check source location strings.
1081 2004-07-16 Richard Henderson <rth@redhat.com>
1083 * tree-def (WITH_SIZE_EXPR): New.
1084 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
1085 * expr.c (expand_expr_real_1): Likewise.
1086 * gimplify.c (maybe_with_size_expr): New.
1087 (gimplify_arg, gimplify_modify_expr): Use it.
1088 (gimplify_modify_expr_to_memcpy): Take size parameter.
1089 (gimplify_modify_expr_to_memset): Likewise.
1090 (gimplify_expr): Handle WITH_SIZE_EXPR.
1091 * tree-alias-common.c (find_func_aliases): Likewise.
1092 * tree-eh.c (tree_could_trap_p): Likewise.
1093 (tree_could_throw_p): Likewise.
1094 * tree-gimple.c (is_gimple_lvalue): Likewise.
1095 (get_call_expr_in): Likewise.
1096 * tree-inline.c (estimate_num_insns_1): Likewise.
1097 (expand_calls_inline): Likewise.
1098 * tree-nested.c (convert_call_expr): Likewise.
1099 * tree-pretty-print.c (dump_generic_node): Likewise.
1100 * tree-sra.c (sra_walk_expr): Likewise.
1101 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
1102 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
1103 * tree-ssa-operands.c (get_expr_operands): Likewise.
1104 * tree-tailcall.c (find_tail_calls): Likewise.
1106 * calls.c (expand_call): Reset old_stack_allocated after
1107 calling emit_stack_restore.
1109 2004-07-16 Richard Henderson <rth@redhat.com>
1111 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
1112 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
1113 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
1114 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1115 copy_res_decl_for_inlining.
1117 * tree-inline.c (declare_return_variable): New modify_dest argument.
1118 Use it as the return value, when possible or manditory. Handle
1119 TREE_ADDRESSABLE types.
1120 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
1121 replacement of CALL_EXPR.
1123 2004-07-16 Richard Henderson <rth@redhat.com>
1125 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
1126 * gimple-low.c (expand_var_p): Don't check it.
1127 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
1128 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
1129 * tree-ssa-operands.c (add_stmt_operand): Likewise.
1130 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
1131 (find_referenced_vars): Don't call them.
1132 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
1134 2004-07-16 Richard Henderson <rth@redhat.com>
1136 * function.c (pass_by_reference): True for all variable sized types.
1138 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
1140 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
1141 * tree-pretty-print.c: Include tree-chrec.h.
1142 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
1143 and POLYNOMIAL_CHREC nodes.
1145 2004-07-16 Steve Ellcey <sje@cup.hp.com>
1147 * builtins.c (expand_builtin_stpcpy): Do not create temporary
1150 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
1152 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
1154 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
1156 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
1158 * config/s390/s390.c: Likewise.
1159 * config/s390/s390.h: Likewise.
1161 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1163 * config/mips/mips.md (addsi3, adddi3): Remove special handling
1164 of $sp adds. Remove REGNO checks from mips16 patterns.
1166 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1168 * config/mips/mips.md: Delete outdated comment.
1170 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1172 * config/mips/mips.c (get_float_compare_codes): Delete.
1173 (mips_emit_compare): New function, mostly extracted from
1174 get_float_compare_codes and gen_conditional_branch.
1175 (gen_conditional_branch, gen_conditional_move): Use it.
1177 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
1179 * genautomata.c (add_vect): Speedup by using integers as
1180 bit-vectors for walking through the comb_vect and finding
1183 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1185 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
1186 operand is an uns_arith_operand; use subtraction otherwise.
1187 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
1188 not just arith_operands.
1190 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1192 * config/mips/mips-protos.h (gen_int_relational): Delete.
1193 (mips_emit_scc): Declare.
1194 * config/mips/mips.c (internal_test): Delete.
1195 (sle_operand, sleu_operand): New functions.
1196 (map_test_to_internal_test, gen_int_relational): Delete.
1197 (mips_emit_binary, mips_relational_operand_ok_p)
1198 (mips_emit_int_relational, mips_zero_if_equal)
1199 (mips_emit_scc): New functions.
1200 (gen_conditional_branch): Rework to use mips_emit_int_relational.
1201 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
1203 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1204 (sltu, sleu): Use mips_emit_scc.
1205 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
1206 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
1207 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
1209 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1211 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
1213 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1215 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
1216 (*sne_[sd]i): Likewise sne_[sd]i_zero.
1217 (*sgt_[sd]i): ...and sgt_[sd]i.
1218 (*slt_[sd]i): ...and slt_[sd]i.
1219 (*sgtu_[sd]i): ...and sgtu_[sd]i.
1220 (*sltu_[sd]i): ...and sltu_[sd]i.
1221 (*sleu_[sd]i): ...and sleu_[sd]i_const.
1222 Name previously unnamed mips16 patterns. Formatting fixes.
1224 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1226 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
1227 (branch_type): Delete.
1228 (gen_conditional_branch, gen_conditional_move)
1229 (mips_gen_conditional_trap): Update after name change. Get the
1230 comparison mode from cmp_operands[0].
1231 * config/mips/mips.h (cmp_type, branch_type): Delete.
1232 (cmp_operands): Renamed from branch_cmp.
1233 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
1234 name change. Don't set branch_type.
1235 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
1236 mode class of cmp_operands[0] rather than branch_type. Update after
1239 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1241 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
1242 of 0...255 to 0 when inside a SET.
1244 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1246 * config/mips/mips.md: Remove mips16 define_peepholes.
1248 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
1250 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
1251 (fini_pre): Remove fake edges.
1253 2004-07-15 Richard Henderson <rth@redhat.com>
1255 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
1256 (get_indirect_ref_operands, get_call_expr_operands): ... these.
1258 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
1260 * vec.h (VEC_address): New function.
1262 2004-07-14 Jason Merrill <jason@redhat.com>
1265 * gimplify.c (gimplify_arg): New fn, split out from...
1266 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
1268 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
1270 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
1271 generate code which is generated by pushqi1 now
1272 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
1274 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
1276 * combine.c (simplify_set): match the mode of the constant 0 with
1277 the tested operand to match the compare behaviour and the
1278 simplify_relational_operation() expectation.
1280 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
1282 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
1285 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
1287 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
1289 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
1291 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
1293 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
1294 calls in mips16 code.
1296 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
1298 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
1299 the destination of the li as well as for the neg.
1301 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
1304 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
1305 * cgraph.h: Update declaration.
1306 * c-decl.c (build_cdtor): Update call with default priority.
1307 * coverage.c (create_coverage): Ditto.
1308 * tree-mudflap.c (mf_init_fndecl): New tree.
1309 (mudflap_init): Set it.
1310 (mudflap_register_call): Arrange to call __mf_init before the first
1312 (mudflap_finish_file): Mark the mudflap static initializer as extra
1313 high priority, to beat all C++ static constructors.
1315 2004-07-15 Jeff Law <law@redhat.com>
1317 * loop.c (check_insn_for_givs): Restore check for code labels that was
1318 accidentally deleted by a recent checkin.
1320 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
1322 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
1323 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
1325 2004-07-14 Richard Henderson <rth@redhat.com>
1327 * print-tree.c (print_node): Fix casts last change.
1329 2004-07-15 Paul Brook <paul@codesourcery.com>
1331 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
1332 to TARGET_UNWIND_INFO.
1333 * except.c (output_function_exception_table): Ditto.
1335 * opts.c (decode_options): Ditto.
1336 * passes.c (rest_of_handle_final): Ditto.
1337 * final.c (final_start_function): Ditto.
1338 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
1340 * targhooks.h (default_unwind_emit): Declare.
1341 * targhooks.c (default_unwind_emit): New function.
1342 * target-def.h: Define and use TARGET_UNWIND_EMIT.
1343 * target.h (struct gcc_target): Add unwind_emit.
1344 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
1345 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
1346 Remove IA64_UNWIND_EMIT.
1347 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
1349 2004-07-14 Richard Henderson <rth@redhat.com>
1351 * print-tree.c (print_node): Handle SSA_NAME.
1353 2004-07-14 James E Wilson <wilson@specifixinc.com>
1356 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
1357 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
1359 2004-07-15 Jakub Jelinek <jakub@redhat.com>
1361 * expr.c (expand_assignment): Reenable bitfield += optimizations.
1362 Use alias set 0 for memory, do proper mode calculations and adjust
1363 address for memories.
1365 2004-07-14 Per Bothner <per@bothner.com>
1367 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
1368 structure with extra column field.
1369 * tree.c (expand_location): Also fill in column field.
1370 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
1371 gets confused by the two conditionally-compiled definitions.
1373 2004-07-14 Eric Christopher <echristo@redhat.com>
1375 * calls.c (expand_call): Fix typo in comment.
1377 2004-07-14 Steve Ellcey <sje@cup.hp.com>
1379 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
1380 comparision of TFmode.
1382 2004-07-14 Richard Henderson <rth@redhat.com>
1384 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
1385 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
1386 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
1387 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1388 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1389 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1390 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1391 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1392 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1394 2004-07-14 Mike Stump <mrs@apple.com>
1396 * config/darwin.h (WINT_TYPE): Define to be int to match
1397 system header files.
1399 2004-07-14 Bob Wilson <bob.wilson@acm.org>
1401 * config/xtensa/xtensa.c (function_arg_advance): Check for args
1402 that must be passed in the stack.
1403 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
1404 arguments if the size is not a constant.
1406 2004-07-14 Per Bothner <per@bothner.com>
1408 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
1409 instead of EXPR_LOCUS in a boolean context, which is always true
1410 if --enable-mapped-location.
1411 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
1413 2004-07-14 Richard Henderson <rth@redhat.com>
1415 * dominance.c (struct dom_info): Add fake_exit_edge.
1416 (init_dom_info): Allocate it.
1417 (free_dom_info): Free it.
1418 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
1420 (calc_idoms): Honor fake_exit_edge.
1422 2004-07-13 Jason Merrill <jason@redhat.com>
1424 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
1425 (rhs_test_for): New fn.
1426 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
1427 * tree-gimple.h: Declare them.
1428 * gimplify.c (gimplify_modify_expr): Use the new fns.
1430 2004-07-14 Richard Henderson <rth@redhat.com>
1432 * config/arm/arm-protos.h (arm_va_arg): Remove.
1433 * config/arm/arm.c (arm_va_arg): Remove.
1434 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
1435 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
1437 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1439 * pa.c (fix_range): New function to mark a range(s) of registers as
1441 (override_options): Call fix_range if the -mfixed-range option string
1443 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
1444 * doc/invoke.texi (-mfixed-range): Document new option.
1446 2004-07-14 David Edelsohn <edelsohn@gnu.org>
1448 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
1450 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
1452 2004-07-14 Roger Sayle <roger@eyesopen.com>
1454 * expmed.c (expand_sdiv_pow2): New function to expand signed division
1455 by a positive power of two, split out from expand_divmod. Provide
1456 an alternate implementation when shifts are expensive. Lower the
1457 threshold for using a branchless implementation to BRANCH_COST >= 2.
1458 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
1460 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1462 * tree-dfa.c (make_rename_temp): *Really* work just
1463 like create_tmp_var if called while outside SSA form.
1465 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1467 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
1468 for division by zero.
1469 ("umodsi3"): Likewise.
1471 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1473 * config/mips/mips.c (mips_output_move): When generating mips16 code,
1474 force loads of negative constants to be split.
1475 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
1476 Generalize SImode li/neg splitter to cope with other modes.
1478 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1480 * expmed.c: Remove more references to QUEUED in the comments.
1483 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1486 2004-07-13 Richard Henderson <rth@redhat.com>
1487 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
1490 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1492 * tree-dfa.c (make_rename_temp): Work just like
1493 create_tmp_var if called while outside SSA form.
1495 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1497 * expr.c (enqueue_insn, finish_expr_for_function,
1498 protect_from_queue, queued_subexp_p, mark_queue,
1499 emit_insns_enqueued_after_mark, emit_queue,
1500 expand_increment): Remove.
1501 (store_constructor): Expand increment as an assignment.
1502 (expand_expr_real_1 <case PREINCREMENT_EXPR,
1503 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
1504 case POSTDECREMENT_EXPR>): Abort.
1505 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
1506 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
1507 protect_from_queue, emit_queue, queued_subexp_p): Remove.
1508 * function.h (pending_chain, x_pending_chain): Remove.
1509 * rtl.def (QUEUED): Remove.
1511 * emit-rtl.c (copy_insn_1, copy_most_rtx,
1512 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
1513 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
1514 encode_units_mask): Likewise.
1515 * local-alloc.c (equiv_init_varies_p): Likewise.
1516 * rtl.c (copy_rtx): Likewise.
1517 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1518 * simplify-rtx.c (simplify_gen_subreg): Likewise.
1519 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
1521 * builtins.c (expand_builtin, expand_builtin_apply,
1522 expand_builtin_mathfn, expand_builtin_mathfn_2,
1523 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
1524 Remove calls to emit_queue and protect_from_queue.
1525 * calls.c (expand_call, precompute_arguments,
1526 precompute_register_parameters, rtx_for_function_call,
1527 store_one_arg): Likewise.
1528 * dojump.c (do_compare_and_jump, do_jump): Likewise.
1529 * explow.c (memory_address): Likewise.
1530 * expmed.c (clear_by_pieces_1, clear_storage,
1531 clear_storage_via_libcall, emit_group_load,
1532 emit_group_store, emit_store_flag,
1533 expand_expr_real_1, store_by_pieces,
1534 store_constructor, store_expr, try_casesi,
1535 try_tablejump): Likewise.
1536 * function.c (expand_pending_sizes): Likewise.
1537 * optabs.c (emit_cmp_and_jump_insns,
1538 emit_conditional_add, emit_conditional_move,
1539 expand_fix, expand_float, prepare_cmp_insn): Likewise.
1540 * stmt.c (emit_case_bit_tests,
1541 expand_asm_expr, expand_computed_goto,
1542 expand_decl_init, expand_end_case_type,
1543 expand_end_stmt_expr, expand_expr_stmt_value,
1544 expand_return, expand_start_case,
1545 optimize_tail_recursion): Likewise.
1546 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1547 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
1549 2004-07-14 Ben Elliston <bje@au.ibm.com>
1551 * vec.h: Comment fix.
1553 2004-07-13 Richard Henderson <rth@redhat.com>
1555 * target.h (struct gcc_target): Add calls.pass_by_reference.
1556 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
1557 * function.c (pass_by_reference): Use the hook.
1558 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
1559 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
1560 (hook_pass_by_reference_must_pass_in_stack): New.
1561 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
1562 (alpha_pass_by_reference): New.
1563 (TARGET_PASS_BY_REFERENCE): New.
1564 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1565 * config/arc/arc.c (arc_pass_by_reference): New.
1566 (TARGET_PASS_BY_REFERENCE): New.
1567 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1568 (FUNCTION_ARG_CALLEE_COPIES): True.
1569 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
1570 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
1571 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
1572 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1573 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1574 * config/cris/cris.c (cris_pass_by_reference): New.
1575 (TARGET_PASS_BY_REFERENCE): New.
1576 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
1577 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
1578 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1579 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
1580 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1581 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
1582 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
1583 (frv_function_arg_pass_by_reference): Remove.
1584 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1585 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
1586 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
1587 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
1588 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1589 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
1590 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
1591 (ia64_pass_by_reference): Rename from
1592 ia64_function_arg_pass_by_reference.
1593 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1594 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1595 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
1596 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
1597 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
1598 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1599 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1600 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
1601 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
1602 (m32r_pass_by_reference): Adjust prototype. Make static.
1603 Handle mode sizes correctly.
1604 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1605 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
1606 (m68hc11_function_arg_pass_by_reference): Remove.
1607 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1608 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1609 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
1610 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1611 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
1612 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
1613 (mips_va_arg): Use pass_by_reference.
1614 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
1615 Handle mode sizes correctly.
1616 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1617 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1618 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
1619 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
1620 (mmix_pass_by_reference): Rename from
1621 mmix_function_arg_pass_by_reference.
1622 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1623 (FUNCTION_ARG_CALLEE_COPIES): True.
1624 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
1625 (mn10300_pass_by_reference): New.
1626 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1627 (FUNCTION_ARG_CALLEE_COPIES): True.
1628 * config/pa/pa.c (pa_pass_by_reference): New.
1629 (TARGET_PASS_BY_REFERENCE): New.
1630 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1631 (FUNCTION_ARG_CALLEE_COPIES): True.
1632 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
1633 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
1634 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
1635 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1636 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
1637 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
1638 (s390_pass_by_reference): Rename from
1639 s390_function_arg_pass_by_reference.
1640 (s390_function_arg_advance): Don't query pass-by-ref.
1641 (s390_function_arg): Likewise.
1642 (s390_gimplify_va_arg): Use pass_by_reference.
1643 (s390_call_saved_register_used): Likewise.
1644 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1645 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
1646 (shcompact_byref, sh_pass_by_reference): New.
1647 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1648 (SHCOMPACT_BYREF): Remove.
1649 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
1650 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
1651 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
1652 (sparc_gimplify_va_arg): Use pass_by_reference.
1653 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1654 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1655 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
1656 (v850_pass_by_reference): New.
1657 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1658 (FUNCTION_ARG_CALLEE_COPIES): True.
1659 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
1660 FUNCTION_ARG_PASS_BY_REFERENCE docs.
1662 2004-07-14 Richard Henderson <rth@redhat.com>
1663 Richard Sandiford <rsandifo@redhat.com>
1665 * config/mips/mips-protos.h (mips_va_arg): Delete.
1666 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
1667 * config/mips/mips.c: Include tree-gimple.h.
1668 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
1669 (mips_arg_info): Remove special handling of must_pass_in_stck args.
1670 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
1671 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
1673 2004-07-13 Bob Wilson <bob.wilson@acm.org>
1675 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
1676 arguments for COND_EXPR in big-endian adjustment code.
1678 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1680 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
1681 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
1682 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
1683 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
1685 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1687 PR tree-optimization/16443
1688 * tree-ssa-alias.c: Add more description for
1689 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
1690 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
1691 clobbering of call-clobbered and addressable variables. If
1692 there are any before aliases have been computed, add them.
1694 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1696 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
1699 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
1701 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
1702 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
1705 2004-07-13 Per Bothner <per@bothner.com>
1707 * collect2.c (main): Handle --no-demangle and --demangle flags.
1709 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
1711 * Makefile.in (OBJS-common): Add tree-data-ref.o.
1712 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
1713 (tree-data-ref.o): New rule.
1714 * lambda.h: New file.
1715 * tree-data-ref.c: New file.
1716 * tree-data-ref.h: New file.
1717 * tree.c (int_cst_value, tree_fold_gcd): New functions.
1718 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
1720 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1723 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
1724 * config/sparc/sparc.c (output_ubranch): New function.
1725 * config/sparc/sparc.md (jump pattern): Use it.
1727 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1730 * config/sparc/sparc.c (output_cbranch): Properly guard
1731 the code handling far branches with TARGET_V9.
1732 * config/sparc/sparc.md (length attribute): Document the
1733 side-effect of having a length greater or equal to 3.
1735 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1736 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
1739 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
1740 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
1742 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1743 Martin Sebor <sebor@roguewave.com>
1746 * doc/invoke.texi (SPARC options): Document -threads
1747 and -pthreads on Solaris.
1749 2004-07-13 Richard Henderson <rth@redhat.com>
1751 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
1753 (ind_gimplify_va_arg_expr): Remove.
1754 * tree.h (ind_gimplify_va_arg_expr): Remove.
1755 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
1756 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
1759 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
1760 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
1761 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
1762 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
1763 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
1765 2004-07-13 Richard Henderson <rth@redhat.com>
1767 * function.c (pass_by_reference): New.
1768 (assign_parm_find_data_types): Use it.
1769 * calls.c (initialize_argument_information): Likewise.
1770 (emit_library_call_value_1): Likewise.
1771 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1772 * function.h (pass_by_reference): Declare.
1774 2004-07-13 Richard Henderson <rth@redhat.com>
1776 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
1777 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
1778 * expr.h (MUST_PASS_IN_STACK): Remove.
1779 * system.h (MUST_PASS_IN_STACK): Poison.
1780 * tree.h (must_pass_in_stack_var_size): Declare.
1781 (must_pass_in_stack_var_size_or_pad): Declare.
1782 * calls.c (must_pass_in_stack_var_size): New.
1783 (must_pass_in_stack_var_size_or_pad): Rename from
1784 default_must_pass_in_stack.
1785 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
1786 (TARGET_MUST_PASS_IN_STACK): New.
1787 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
1788 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
1789 (TARGET_MUST_PASS_IN_STACK): New.
1790 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
1791 * config/frv/frv.c (frv_must_pass_in_stack): New.
1792 (TARGET_MUST_PASS_IN_STACK): New.
1793 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
1794 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
1795 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
1796 (ix86_must_pass_in_stack): Make static.
1797 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
1798 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
1799 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
1800 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
1801 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
1802 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
1803 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
1804 (mcore_must_pass_on_stack): Remove.
1805 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
1806 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
1807 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
1808 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
1809 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
1810 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
1811 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
1812 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
1813 (TARGET_MUST_PASS_IN_STACK): New.
1814 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
1815 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
1816 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
1817 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
1818 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
1819 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
1820 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
1823 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
1824 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
1825 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
1826 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
1827 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
1828 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
1829 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
1830 config/xtensa/xtensa.c: Use target hook.
1832 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
1834 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
1835 * configure: Rebuilt.
1837 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1839 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
1840 * config/mips/mips.h (mips_reg_names): Don't declare.
1841 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
1842 (TARGET_NAME_REGS): Delete.
1843 (TARGET_SWITCHES): Remove -mrnames.
1844 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
1845 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
1847 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
1848 (override_options): Remove handling of TARGET_NAME_REGS.
1850 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1852 * config/mips/mips.h (TARGET_*): Boolify.
1854 2004-07-12 Nick Clifton <nickc@redhat.com>
1856 * config.gcc: Add sh-*-symbianelf target.
1857 * config/sh/sh.c: Add new target macros:
1858 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
1859 TARGET_CXX_IMPORT_EXPORT_CLASS.
1860 (sh_file_start): Create a definition of the .directive section.
1861 (sh_attribute): Add dllimport and dllexport attributes.
1862 * config/sh/symbian-pre.h: New file.
1863 * config/sh/symbian-post.h: New file.
1864 * config/sh/symbian.c: New file. Contains Symbian specific
1866 * config/sh/sh-protos.h: Add prototypes for new functions
1867 provided by symbian.c.
1868 * config/sh/t-symbian: New file.
1869 * doc/extend.texi: Document support for dllimport and dllexport
1870 attributes by the sh-symbianelf target.
1872 2004-07-12 James E Wilson <wilson@specifixinc.com>
1874 * Makefile.in (AR): Use @AR@ not ar.
1876 (AR_FOR_TARGET): Use $(AR) not ar for native.
1877 (NM_FOR_TARGET): Use $(NM) not nm for native.
1878 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
1879 * configure: Regenerate.
1881 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
1883 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
1885 (ashldi3_sp64): Likewise.
1887 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1890 * pa.c (function_arg): Update comment.
1891 * pa.h (BLOCK_REG_PADDING): Define.
1893 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1895 PR tree-optimization/16461
1896 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
1897 arguments of phi nodes.
1899 2004-07-12 Devang Patel <dpatel@apple.com>
1901 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
1903 2004-07-12 Steve Ellcey <sje@cup.hp.com>
1905 * function.c (expand_function_start): Ensure r_save is in Pmode.
1906 * calls.c (prepare_call_address): Ensure static_chain_value is
1908 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
1909 r_save_area are in Pmode.
1910 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
1911 fnaddr, and static_chain are in Pmode.
1913 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1916 * config/ia64/ia64.c (bundling): Don't count ignored insns.
1918 2004-07-12 Richard Henderson <rth@redhat.com>
1920 * target.h (struct gcc_target): Move gimplify_va_arg_expr
1921 next to build_builtin_va_list.
1922 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
1923 * builtins.c (gimplify_va_arg_expr): Likewise.
1924 * gimplify.c (copy_if_shared_r): Likewise.
1926 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
1928 * passes.c (rest_of_decl_compilation): Don't defer call of
1929 assemble_variable if its DECL_RTL is already set.
1931 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
1933 * cfgloop.h (struct loop): Add nb_iterations field.
1934 (current_loops): Declare.
1935 * tree-chrec.c (chrec_not_analyzed_yet,
1936 chrec_dont_know, chrec_known, count_ev_in_wider_type,
1937 chrec_contains_symbols_defined_in_loop): Remove the temporary
1939 * tree-flow-inline.h (loop_containing_stmt): New function.
1940 * tree-scalar-evolution.c: Add implementation.
1941 * tree-scalar-evolution.h: Add declarations.
1943 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1945 PR rtl-optimization/15921
1946 * Makefile.in (global.o): Add recog.h.
1948 * global.c (recog.h): Add the include-clause.
1949 (bb_info): New member earlyclobber.
1950 (allocate_bb_info, free_bb_info): Initialize/finish the new
1952 (earlyclobber_regclass, earlyclobber_regclass_length): The new
1954 (check_earlyclobber, regclass_intersect,
1955 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
1957 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
1958 (make_accurate_live_analysis): Modify pavin.
1960 2004-07-12 Diego Novillo <dnovillo@redhat.com>
1962 * tree-cfg.c (find_taken_edge): Statically compute the truth
1963 value of a predicate comparing an SSA_NAME to itself.
1965 2004-07-12 Roger Sayle <roger@eyesopen.com>
1967 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
1968 rs6000 doesn't have shift-and-add or shift-and-sub instructions
1969 by returning the cost of a multiplication plus an addition.
1971 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1973 PR tree-optimization/14107
1974 * gimplify.c (gimplify_return_expr): Accept a
1975 RETURN_EXPR with an error argument.
1976 * tree-optimize.c (init_tree_optimization_passes):
1977 Run pass_warn_function_return at -O0.
1979 2004-07-12 Roger Sayle <roger@eyesopen.com>
1981 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
1984 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
1986 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
1987 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1988 * config/mips/3000.md: Add copyright notice. Remove automota and
1989 function units; use generic ones instead. Only define reservations
1990 for things that are different from generic.md. Extend each clause
1992 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
1993 * config/mips/mips.md: Include them. Remove define_function_units.
1994 (alu, imuldiv): New automata and units.
1996 2004-07-12 Ben Elliston <bje@au.ibm.com>
1998 * doc/invoke.texi (Optimize Options): Document -frename-registers
1999 not being enabled by default at -O3.
2001 2004-07-11 Roger Sayle <roger@eyesopen.com>
2003 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
2004 floating point additions, to keep real immediate constant positive.
2005 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
2006 into X + C, and leave positive real constants as X - C.
2008 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2010 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
2012 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2014 PR tree-optimization/15654
2015 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
2017 2004-07-11 Roger Sayle <roger@eyesopen.com>
2019 * builtins.c (fold_builtin_fputs): Don't bother converting the
2020 return type to integer_type_node, as we've already checked that
2021 the result will be ignored.
2023 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
2024 that signed addition, subtraction, multiplication, division,
2025 remainder, negation and absolute value may potentially trap.
2027 * fold-const.c (fold_ignored_result): New function to strip
2028 non-side-effecting tree nodes from an expression whose result
2030 (fold_convert): Call fold_ignored_result when casting a value
2032 (omit_one_operand): Call fold_ignored_result on the "omitted"
2033 operand when building a COMPOUND_EXPR.
2034 (pedantic_omit_one_operand): Likewise.
2035 * tree.h (fold_ignored_result): Prototype here.
2036 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
2037 when we're going to ignore the result.
2039 2004-07-11 Richard Henderson <rth@redhat.com>
2042 * tree-ssa-ccp.c (fold_stmt_r): Split out...
2043 * tree.c (fields_compatible_p, find_compatible_field): ... new.
2044 * tree.h (fields_compatible_p, find_compatible_field): Declare.
2045 * tree-sra.c (sra_hash_tree): Hash fields by offset.
2046 (sra_elt_eq): Use fields_compatible_p.
2047 (generate_one_element_ref): Use find_compatible_field.
2049 2004-07-11 Richard Henderson <rth@redhat.com>
2052 * tree-sra.c (generate_one_element_init): New.
2053 (generate_element_init): Use it.
2054 (scalarize_init): Push/pop gimplify context around it.
2055 (find_new_referenced_vars_1, find_new_referenced_vars): New.
2056 * gimplify.c (gimplify_expr): Allow SSA_NAME.
2058 2004-07-11 Roger Sayle <roger@eyesopen.com>
2060 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
2061 combine.c's combine_insn_cost.
2062 * rtl.h (insn_rtx_cost): Prototype here.
2063 * combine.c (combine_insn_cost): Delete function.
2064 (combine_validate_cost): Update callers of combine_insn_cost to
2065 call insn_rtx_cost instead.
2066 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
2067 requesting the rtx_cost of call and/or jump instructions.
2069 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
2070 rtx_cost directly. Don't request/use the cost of call or jump
2071 instructions. Return -1 if the cost of any instruction can't be
2072 determined (or the BB contains a function call).
2073 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
2074 -1 (i.e. can't determine the cost of any instruction or the basic
2075 block contains a subroutine call).
2076 (find_if_case_2): Likewise.
2078 2004-07-11 Roger Sayle <roger@eyesopen.com>
2080 * rs6000.c (struct processor_costs): Change semantics of fields to
2081 include the COST_N_INSNS scaling, and update all initializers.
2082 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
2083 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
2084 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
2085 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
2087 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2089 * LANGUAGES: Remove obsolete information.
2091 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2093 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
2094 SIGBUS signal frames, the PSW address points *to* the faulting
2095 instruction, not after it.
2097 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2099 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
2100 added to TLS symbol addresses.
2102 2004-07-11 Richard Henderson <rth@redhat.com>
2104 * expmed.c (init_expmed): Use stack-local structures for
2105 temporary rtl. Don't recognize shifts.
2107 2004-07-11 Richard Henderson <rth@redhat.com>
2109 * expr.c (store_expr): Don't fiddle subreg promotion for types
2110 with precision smaller than the mode.
2112 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2114 * tree.h (all_types_permanent): Remove.
2116 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2118 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
2119 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
2120 * langhooks.c (lhd_clear_binding_stack): Remove.
2121 * langhooks-def.h (lhd_clear_binding_stack,
2122 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
2123 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
2124 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
2125 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
2126 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
2127 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
2128 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
2129 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
2130 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
2131 * tree.h (poplevel): Don't declare.
2132 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
2133 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
2134 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
2135 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
2138 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2140 PR tree-optimization/16437
2141 * c-common.c (shorten_compare): Don't mark result of conversion to
2142 narrower signed type as overflowing.
2143 * fold-const.c (decode_field_reference): Determine whether
2144 signedness comes from outer type using precision rather than size.
2146 2004-07-11 Phil Edwards <phil@codesourcery.com>
2148 * configure.ac: Alphabetize --enable-checking list, add
2149 missing valgrind entry.
2150 * configure: Regenerate.
2152 2004-07-11 Phil Edwards <phil@codesourcery.com>
2154 * doc/install.texi (Testing): Fix syntax in "make check" example.
2156 2004-07-10 James E Wilson <wilson@specifixinc.com>
2158 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
2160 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2162 PR rtl-optimization/16001
2163 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
2166 2004-07-10 Geoffrey Keating <geoffk@apple.com>
2168 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
2170 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
2171 James Morrison <phython@gcc.gnu.org>
2173 * doc/contrib.texi (Contributors): Add gfortran contributors and
2174 fix a couple of typos.
2176 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2178 PR rtl-optimization/15387
2179 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
2180 to incoming args space correctly.
2182 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2184 * pa.c (output_indirect_call): Only use %r2 as the link register in
2185 indirect calls with the long PA 2.0 pc-relative branch.
2187 2004-07-10 Daniel Jacobowitz <dan@debian.org>
2189 * config/i386/i386.c (override_options): Pick a 64-bit CPU
2190 for the default tuning if TARGET_64BIT.
2192 2004-07-10 Richard Henderson <rth@redhat.com>
2194 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
2195 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
2197 2004-07-10 Jakub Jelinek <jakub@redhat.com>
2199 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
2200 * expmed.c (store_bit_field, extract_bit_field): Remove last
2202 * builtins.c (expand_builtin_signbit): Adjust callers.
2203 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
2204 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
2205 * ifcvt.c (noce_emit_move_insn): Likewise.
2206 * stmt.c (expand_return): Likewise.
2207 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
2208 store_field, expand_expr_real_1): Likewise.
2210 2004-07-10 Richard Henderson <rth@redhat.com>
2212 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
2214 2004-07-09 Mike Stump <mrs@apple.com>
2216 * config/darwin.c (no_dead_strip): Add.
2217 (HAVE_DEAD_STRIP): Add.
2218 (darwin_emit_unwind_label): Ensure that we don't dead code strip
2221 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2223 * tree-ssa-loop-im.c: New file.
2224 * Makefile.in (tree-ssa-loop-im.o): Add.
2225 * cfgloop.c (superloop_at_depth): New function.
2226 * cfgloop.h (superloop_at_depth): Declare.
2227 * common.opt (ftree-lim): New flag.
2228 * expr.c (array_ref_up_bound): New function.
2229 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
2230 * timevar.def (TV_LIM): New timevar.
2231 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
2232 computing immediate uses of a phi node.
2233 * tree-flow.h (struct tree_ann_common_d): Add aux field.
2234 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
2235 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
2236 * tree-pass.h (pass_lim): Declare.
2237 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
2239 (pass_lim): New pass structure.
2240 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
2241 * tree.c (in_array_bounds_p): New function.
2242 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
2243 (in_array_bounds_p, array_ref_up_bound): Declare.
2244 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
2245 * doc/passes.texi (tree-ssa-loop-im.c): Document.
2247 2004-07-09 Richard Henderson <rth@redhat.com>
2249 * builtins.c (expand_builtin_stpcpy): Don't modify len.
2251 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
2254 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
2256 * flags.h: Delete redundant prototypes that are being generated
2257 in options.h from common.opt.
2258 * common.opt: Add in the expository comments formerly in flags.h.
2260 2004-07-09 Jan Beulich <jbeulich@novell.com>
2262 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
2263 available for use only when TARGET_MMX/_SSE is set, and check for
2264 variable argument function if any register count is non-zero.
2265 (function_arg): Correctly suppress repeated warnings for passing SSE
2266 vectors are arguments without SSE enabled.
2267 (ix86_function_arg_boundary): Without SSE enabled, the use of what
2268 would be SSE register modes does no longer influence the alignment.
2270 2004-07-09 Richard Henderson <rth@redhat.com>
2272 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
2273 Always align upward to arg boundary. Use size_in_bytes/round_up.
2274 Maintain type-correctness of constants.
2275 * stor-layout.c (round_up, round_down): Special-case powers of 2.
2277 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
2279 * config/sparc/sparc.c (*_costs): Scale instruction costs
2281 (sparc_rtx_costs): Adjust as appropriate.
2283 2004-07-09 Jan Beulich <jbeulich@novell.com>
2285 * config/i386/mm3dnow.h: New.
2286 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
2288 2004-07-09 Richard Henderson <rth@redhat.com>
2290 * simplify-rtx.c (simplify_const_relational_operation): Only
2291 look at bounds of scalar integers.
2293 2004-07-09 Jan Beulich <jbeulich@novell.com>
2295 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
2297 2004-07-09 Andrew Pinski <apinski@apple.com>
2299 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
2301 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
2302 UOBJC_METACLASS_decl.
2304 2004-07-09 James E Wilson <wilson@specifixinc.com>
2307 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
2308 do return a parallel if hfa_mode == XFmode and mode == TImode.
2310 2004-07-09 Jan Beulich <jbeulich@novell.com>
2312 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
2313 permissible for unary plus.
2315 2004-07-09 Jan Beulich <jbeulich@novell.com>
2317 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
2318 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
2319 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
2320 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
2321 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
2322 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
2323 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
2324 (BUILTIN_xxxIMAX): New.
2325 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
2326 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
2327 BUILT_IN_PARITYIMAX.
2329 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
2331 * config/sparc/sparc.h (processor_costs): Define.
2332 (sparc_costs): Declare.
2333 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
2334 hypersparc_costs, sparclet_costs, ultrasparc_costs,
2335 ultrasparc3_costs): New.
2336 (sparc_override_options): Set sparc_costs as appropriate.
2337 (sparc_rtx_costs): Use sparc_costs instead of messy
2340 2004-07-09 Steven Bosscher <stevenb@suse.de>
2342 * doc/md.texi (Processor pipeline description): Mention that
2343 the old pipeline description is deprecated.
2345 * config/rs6000/7450.md (automaton ppc7450): Split up, move
2346 mciu_7450 function unit to...
2347 (automaton ppc7450mciu): ...new automaton.
2349 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
2350 (schedule_block): Don't consider inserting bubbles.
2351 (sched_init): Don't initialize DFA bubbles.
2352 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
2353 TARGET_SCHED_DFA_BUBBLE): Remove.
2354 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
2355 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
2356 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
2358 * stmt.c (conditional_context): Remove prototype.
2359 * tree.h (conditional_context): Remove.
2360 * tree-cfg.c (pre_insert_on_edge): Remove.
2362 * c-common.h (c_expand_asm_operands): Remove prototype.
2363 * c-typeck.c (c_expand_asm_operands): Remove.
2365 2004-07-09 Jan Beulich <jbeulich@novell.com>
2367 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
2368 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
2369 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
2370 and V8QI are class SSE. All sufficiently small remaining vector modes
2371 must be passed in one or two integer registers.
2372 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
2374 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
2375 __builtin_ia32_pmuludq128 have non-uniform argument and return types
2376 and must thus be handled explicitly.
2377 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
2379 (movv8qi_internal, movv4hi_internal, movv2si_internal,
2380 movv2sf_internal): Permit moving between MMX and XMM registers (since
2381 MMX areguments and return values are passed in XMM registers).
2382 (sse2_umulsidi3): Correct type and mode.
2384 2004-07-09 Richard Henderson <rth@redhat.com>
2386 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
2388 2004-07-09 Eric Christopher <echristo@redhat.com>
2390 * config/rs6000/40x.md: Split into two automatons.
2392 2004-07-09 Zack Weinberg <zack@codesourcery.com>
2393 Andrew Pinski <apinski@apple.com>
2395 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
2396 on when we have more than one input file.
2397 (c_common_parse_file): Restore loop over all input files.
2398 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
2400 * c-decl.c (set_type_context): New function.
2401 (pop_scope): Use it to set context of types. When we
2402 encounter a TYPE_DECL, set the context of the attached type too.
2403 (pop_file_scope): Don't call cpp_undef_all here.
2404 (diagnose_mismatched_decls): Do not complain about a second
2405 definition of an 'extern inline' function if it's not in the
2406 same translation unit. Do not complain about inline
2407 declaration after use if the use was in a different
2409 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
2410 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
2412 (pushdecl_top_level): Likewise.
2413 (grokdeclarator): Clarify what is going on with setting
2414 DECL_EXTERNAL on function types, a little.
2415 (c_write_global_declarations): Don't do anything if
2416 -fsyntax-only or errors have been encountered.
2418 2004-07-09 Zack Weinberg <zack@codesourcery.com>
2420 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
2422 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2425 * pa.c (output_indirect_call): Use %r2 as the link register when
2426 calling $$dyncall with a pc-relative branch.
2428 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
2430 * doc/install.texi (Binaries): Mention OpenPKG.
2432 2004-07-09 Diego Novillo <dnovillo@redhat.com>
2434 Fix PR tree-optimization/15555
2435 * tree-dfa.c (dump_variable): If the variable is a pointer
2436 SSA_NAME, also dump its points-to information.
2437 * tree-flow.h (struct ptr_info_def): Add field
2439 (dump_points_to_info_for): Declare.
2440 (debug_points_to_info_for): Declare.
2441 * tree-optimize.c (init_tree_optimization_passes): Add a
2442 second alias analysis pass after DOM2.
2443 Move pass_del_pta to a later spot.
2444 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
2445 create a name tags when we find a dereferenced pointer. Just
2446 mark the pointer dereferenced.
2447 (collect_points_to_info_for): Move code to clear points-to
2448 information to create_name_tags.
2449 (create_name_tags): New function.
2450 (compute_flow_sensitive_aliasing): Call it.
2451 (setup_pointers_and_addressables): Mark type tags for renaming
2453 (create_memory_tag): ... here.
2454 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
2455 (dump_points_to_info_for): Declare extern.
2456 (debug_points_to_info_for): New function.
2458 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
2460 * config/arc/arc.md: Switch to DFA-based scheduler description.
2461 * config/arc/arc.c: Switch to DFA-based scheduler description.
2463 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2465 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
2468 2004-07-09 Richard Henderson <rth@redhat.com>
2470 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
2471 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2472 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
2473 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2475 * config/v850/v850-protos.h (v850_va_arg): Remove.
2476 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2477 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
2478 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
2479 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
2480 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
2482 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2485 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
2486 and DImode to use +/-4k offset.
2488 2004-07-09 Richard Henderson <rth@redhat.com>
2490 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
2492 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2493 (xstormy16_gimplify_va_arg_expr): Rewrite from
2494 xstormy16_expand_builtin_va_arg.
2495 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
2497 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
2498 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
2500 * config/sh/sh-protos.h (sh_va_arg): Remove.
2501 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2502 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
2503 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
2505 * config/pa/pa-protos.h (hppa_va_arg): Remove.
2506 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2507 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
2508 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2510 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
2511 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2512 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
2513 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
2515 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2517 * config/sparc/sparc.md (return): Rewrite length formula.
2518 * config/sparc/sparc.c (output_return): Pass 1 as 5th
2519 argument to final_scan_insn when in a delay slot.
2520 (output_sibcall): Likewise.
2522 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2524 * arm.c (arm_cpp_interwork): New variable.
2525 (arm_override_options): Set it if TARGET_INTERWORK was on the command
2527 * arm.h (arm_cpp_interwork): Declare it.
2528 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
2529 __THUMB_INTERWORK__ in the preprocessor.
2531 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
2533 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
2535 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2538 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
2539 Override default settings to account for -m32 and -m64.
2541 2004-07-08 Randolph Chung <tausq@debian.org>
2543 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
2545 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
2547 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
2548 before comparing it as such.
2550 2004-07-08 Richard Henderson <rth@redhat.com>
2552 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
2553 temporary. Use bit arithmetic to align.
2555 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
2557 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
2558 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
2559 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
2560 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
2561 add_labels_and_missing_jumps, find_jump_block,
2562 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
2564 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
2565 link_btr_uses, move_btr_def): Likewise.
2566 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
2567 expand_builtin_expect_jump): Likewise.
2568 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
2569 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2570 * cfganal.c (forwarder_block_p): Likewise.
2571 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
2572 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
2573 find_bb_boundaries): Likewise.
2574 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2575 merge_blocks_move_predecessor_nojumps,
2576 merge_blocks_move_successor_nojumps, insns_match_p,
2577 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2578 try_optimize_cfg): Likewise.
2579 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
2580 * cfglayout.c (skip_insns_after_block, label_for_bb,
2581 record_effective_endpoints, insn_locators_initialize,
2582 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
2583 * cfgmainloop.c (create_loop_notes): Likewise.
2584 * cfgrtl.c (delete_insn, delete_insn_chain,
2585 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
2586 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
2587 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2588 redirect_branch_edge, force_nonfallthru_and_redirect,
2589 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
2590 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
2591 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
2592 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
2593 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
2594 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
2595 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
2596 * combine.c (combine_instructions, can_combine_p, try_combine,
2597 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
2598 distribute_notes, distribute_links, insn_cuid): Likewise.
2599 * cse.c (fold_rtx, cse_insn, cse_around_loop,
2600 invalidate_skipped_block, cse_set_around_loop,
2601 cse_end_of_basic_block, cse_main, cse_basic_block,
2602 cse_condition_code_reg): Likewise.
2603 * cselib.c (cselib_process_insn): Likewise.
2604 * ddg.c (create_ddg): Likewise.
2605 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
2607 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2608 gen_label_die, dwarf2out_var_location): Likewise.
2609 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
2610 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
2611 last_call_insn, active_insn_p, next_label, prev_label,
2612 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
2613 add_insn_before, remove_insn, add_function_usage_to,
2614 reorder_insns, find_line_note, remove_unnecessary_notes,
2615 emit_insn_after_1, classify_insn): Likewise.
2616 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
2617 connect_post_landing_pads, sjlj_mark_call_sites,
2618 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
2619 can_throw_internal, can_throw_external, set_nothrow_function_flags,
2620 convert_to_eh_region_ranges): Likewise.
2621 * explow.c (optimize_save_area_alloca): Likewise.
2622 * expr.c (expand_expr_real): Likewise.
2623 * final.c (insn_current_reference_address, compute_alignments,
2624 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
2625 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
2626 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
2627 propagate_block_delete_insn, propagate_one_insn,
2628 init_propagate_block_info, propagate_block, libcall_dead_p,
2629 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
2631 * function.c (instantiate_virtual_regs, reorder_blocks_1,
2632 expand_function_start, expand_function_end, contains,
2633 thread_prologue_and_epilogue_insns,
2634 reposition_prologue_and_epilogue_notes): Likewise.
2635 * gcse.c (constprop_register, bypass_conditional_jumps,
2636 insert_insn_end_bb, gcse_after_reload): Likewise.
2637 * genemit.c (gen_expand, gen_split): Likewise.
2638 * genpeep.c (gen_peephole, main): Likewise.
2639 * global.c (build_insn_chain): Likewise.
2640 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
2641 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
2642 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
2643 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
2644 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
2645 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
2646 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
2647 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
2648 dead_or_predicable): Likewise.
2649 * integrate.c (try_constants): Likewise.
2650 * jump.c (rebuild_jump_labels, cleanup_barriers,
2651 purge_line_number_notes, init_label_info, mark_all_labels,
2652 squeeze_notes, get_label_before, get_label_after,
2653 reversed_comparison_code_parts, simplejump_p, pc_set,
2654 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
2655 delete_barrier, delete_prior_computation, delete_computation,
2656 delete_related_insns, delete_for_peephole, redirect_jump):
2658 * lcm.c (optimize_mode_switching): Likewise.
2659 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
2661 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
2662 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
2663 * loop-iv.c (simplify_using_assignment): Likewise.
2664 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
2665 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
2666 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
2667 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
2668 check_insn_for_givs, check_final_value, update_giv_derive,
2669 basic_induction_var, product_cheap_p, check_dbra_loop,
2670 loop_insn_first_p, last_use_this_basic_block,
2671 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
2672 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
2673 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
2674 sms_schedule_by_order): Likewise.
2675 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
2676 * postreload.c (reload_cse_simplify_operands, reload_combine,
2677 reload_cse_move2add): Likewise.
2678 * predict.c (can_predict_insn_p, estimate_probability,
2679 expected_value_to_br_prob, process_note_predictions): Likewise.
2680 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
2681 * profile.c (branch_prob): Likewise.
2682 * ra-build.c (live_out_1, livethrough_conflicts_bb,
2683 detect_webs_set_in_cond_jump): Likewise.
2684 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
2685 ra_print_rtl_with_bb): Likewise.
2686 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
2687 * recog.c (next_insn_tests_no_inequality, find_single_use,
2688 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
2689 * reg-stack.c (next_flags_user, record_label_references,
2690 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
2691 compensate_edge, convert_regs_1): Likewise.
2692 * regclass.c (scan_one_insn): Likewise.
2693 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2694 regmove_optimize, fixup_match_1, single_set_for_csa,
2695 combine_stack_adjustments_for_block): Likewise.
2696 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
2697 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
2698 find_equiv_reg): Likewise.
2699 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
2700 reload_as_needed, emit_input_reload_insns, do_output_reload,
2701 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
2703 * reorg.c (find_end_label, emit_delay_sequence,
2704 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
2705 get_jump_flags, rare_destination, mostly_true_jump,
2706 try_merge_delay_insns, redundant_insn, own_thread_p,
2707 fill_simple_delay_slots, fill_slots_from_thread,
2708 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
2709 dbr_schedule): Likewise.
2710 * resource.c (find_basic_block, next_insn_no_annul,
2711 find_dead_or_set_registers, mark_target_live_regs): Likewise.
2712 * rtl.h (RTX_PREV): Likewise.
2713 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
2714 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
2715 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
2716 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
2717 tablejump_p, computed_jump_p, insns_safe_to_move_p,
2718 find_first_parameter_load, can_hoist_insn_p): Likewise.
2719 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
2720 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
2721 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
2722 schedule_ebbs): Likewise.
2723 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
2724 is_conditionally_protected, can_schedule_ready_p,
2725 add_branch_dependences, debug_dependencies): Likewise.
2726 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
2728 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
2729 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
2730 set_dominates_use, ujump_to_loop_cont): Likewise.
2731 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
2732 * varasm.c (output_constant_pool_1): Likewise.
2734 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2736 * tree-scalar-evolution.c: New file.
2737 * tree-scalar-evolution.h: New file.
2738 * tree-ssa-loop-niter.c: New file.
2739 * Makefile.in (SCEV_H): New.
2740 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
2741 * cfgloop.h (struct loop): Add bounds field.
2742 * tree-flow.h (struct tree_niter_desc): New type.
2743 (number_of_iterations_cond, number_of_iterations_exit,
2744 loop_niter_by_eval, find_loop_niter_by_eval,
2745 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
2746 free_numbers_of_iterations_estimates): Declare.
2747 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
2748 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
2749 * doc/invoke.texi (max-iterations-to-track): Document.
2751 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
2753 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
2754 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
2755 (MODE_AFTER): Add cast appropriately.
2756 * config/sh/sh.md (movdi splitter): Likewise.
2757 (casesi_worker_2): Add const qualifier appropriately.
2758 (eh_return): Remove unused variable.
2759 (insv): Initialize v;
2761 2004-07-08 Richard Henderson <rth@redhat.com>
2763 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
2764 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2765 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
2766 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
2767 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
2769 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
2770 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2771 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
2772 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
2774 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
2775 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2776 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
2777 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
2779 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
2780 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2781 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
2782 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
2784 * config/i860/i860-protos.h (i860_va_arg): Remove.
2785 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2786 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
2787 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
2789 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2791 * system.h: Prototype getpagesize if missing.
2792 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
2793 * configure: Regenerate.
2794 * config.in: Regenerate.
2796 2004-07-08 Richard Henderson <rth@redhat.com>
2798 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
2799 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2800 (fr30_gimplify_va_arg_expr): New.
2801 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
2802 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
2804 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
2807 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
2808 of asm_noperands result.
2810 2004-07-08 Richard Henderson <rth@redhat.com>
2812 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
2813 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2814 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
2815 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
2817 2004-07-08 Richard Henderson <rth@redhat.com>
2819 * builtins.c (ind_gimplify_va_arg_expr): New.
2820 * tree.h (ind_gimplify_va_arg_expr): Declare.
2821 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
2823 2004-07-08 Jan Beulich <jbeulich@novell.com>
2825 * expmed.c (extract_bit_field): Correct condition to use vec_extract
2826 patterns also on vector elements other than the first one.
2827 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
2830 2004-07-08 Geoffrey Keating <geoffk@apple.com>
2832 * config/rs6000/darwin-ldouble.c: Correct reference
2833 to the Linnainmaa paper.
2835 2004-07-08 Richard Henderson <rth@redhat.com>
2837 * config/arc/arc-protos.h (arc_va_arg): Remove.
2838 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2839 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
2840 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2842 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
2843 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2844 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
2845 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
2847 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2849 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
2851 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2853 * c-decl.c (static_ctors, static_dtors): Make static.
2854 (pop_file_scope): Call c_common_write_pch and
2855 cgraph_finalize_compilation_unit here.
2856 (build_cdtor): Moved here from c-objc-common.c; simplify.
2857 (c_write_global_declarations_1): Clarify comment.
2858 (c_write_global_declarations): Close the external scope before
2859 doing anything else. Call build_cdtor, cgraph_optimize, and
2860 mudflap_finish_file here.
2861 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
2863 * c-objc-common.c: No need to include cgraph.h.
2864 (build_cdtor): Moved to c-decl.c.
2865 (c_objc_common_finish_file): Delete.
2866 * c-tree.h: Update to match.
2867 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
2868 (generate_static_references): Set TREE_USED before calling finish_decl.
2869 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
2870 on the static_instances_decl.
2872 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2874 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
2875 decls when there is only one input translation unit.
2876 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
2877 change of 2004-07-05; do not treat declarations with
2878 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
2879 * opts.c (cur_in_fname): Delete.
2881 * tree.c: Revert changes of 2004-07-05; no special treatment
2882 for TRANSLATION_UNIT_DECLs.
2883 * Makefile.in (tree.o): Update dependencies.
2885 2004-07-08 Roger Sayle <roger@eyesopen.com>
2887 * builtins.c (fold_builtin_strcpy): Merge functionality from
2888 simplify_builtin_strcpy. Add additional len argument. No longer
2889 static. Remove function prototype.
2890 (fold_builtin_strncpy): Likewise integrate functionality from
2891 simplify_builtin_strncpy. Add additional slen argument. No
2892 longer static. Remove function prototype.
2893 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
2894 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
2895 types of "ignore" and "unlocked" parameters to bool.
2896 (fold_builtin_1): Add additional ignore argument. Call renamed
2897 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
2898 builtins. Update arguments to fold_builtin_strncpy and
2899 fold_builtin_strcpy. Add function prototype.
2900 (fold_builtin): Add additional Boolean ignore argument to pass
2902 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
2903 and fold_builtin_strncpy instead of simplify_builtin_fputs,
2904 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
2906 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
2907 simplify_builtin_strncpy): Delete function prototypes.
2908 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
2909 fold_builtin_strncpy): Add function prototypes here.
2910 (fold_builtin): Update function prototype with new "bool ignore".
2912 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
2913 (ccp_fold_builtin): Update call to fold_builtin. Call
2914 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
2915 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
2916 simplify_builtin_strncpy respectively.
2917 * fold-const.c (fold): Update call to fold_builtin.
2919 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2921 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
2924 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
2925 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
2926 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
2927 * calls.c: Remove ifdefs of macros above.
2928 * functions.c: Likewise.
2931 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2933 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
2934 (arch attribute): Delete.
2935 (current_function_calls_alloca attribute): Rename into calls_alloca.
2936 (calls_eh_return): New attribute.
2937 (leaf_function): Likewise.
2938 (length attribute): Fix formula for sibcalls.
2939 (return insn): Correctly compute the 'length' attribute.
2940 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
2942 2004-07-08 Richard Henderson <rth@redhat.com>
2944 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
2945 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
2946 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
2947 * tree-eh.c (lower_eh_constructs_1): Likewise.
2948 * tree-sra.c (sra_walk_modify_expr): Likewise.
2949 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2950 (eliminate_unnecessary_stmts): Likewise.
2951 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2952 * tree-tailcall.c (optimize_tail_call): Likewise.
2953 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
2955 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2956 Jakub Jelinek <jakub@redhat.com>
2958 * config/i386/i386.c (override_options): Enable
2959 SSE prefetches with -mtune, as long as we are
2960 compiling for i686 or higher. All i686 processors
2961 accept SSE prefetches as NOPS, some i586's don't.
2963 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2966 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
2968 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2970 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
2971 the handling of clobbering ASM_EXPRs.
2973 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2976 * config/sparc/sparc.c (function_value): In 64-bit mode,
2977 return the aggregates larger than 16 bytes like unions.
2979 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2982 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
2983 'temp' is zero, generate new pseudos as needed and emit the
2984 sequence of insns in single-assignment form. Resync comments
2986 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
2987 function before reload.
2989 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
2991 * vec.c (vec_assert_fail): Remove duplicate 'function'.
2993 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
2995 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
2996 Allocation is signed.
2997 (VEC_reserve): Return flag, allocation is signed.
2999 2004-07-08 Richard Henderson <rth@redhat.com>
3001 * tree-ssa-ccp.c (fold_stmt): Get type directly from
3002 OBJ_TYPE_REF_OBJECT.
3004 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
3005 Neil Booth <neil@daikokuya.co.uk>
3009 * c-decl.c (finish_struct): Ensure bit-fields are given the
3011 * c-common.c (c_common_signed_or_unsigned_type): For C, require
3012 the precision to match as well as the mode.
3013 * expr.c (reduce_to_bit_field_precision): New function.
3014 (expand_expr_real_1): Reduce expressions of bit-field type to
3016 * langhooks.h (reduce_bit_field_operations): New hook.
3017 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3019 * c-lang.c, objc/objc-lang.c
3020 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
3021 * objc/objc-act.c (check_ivars): Convert types to bit-field types
3023 * tree.c (build_nonstandard_integer_type): New function.
3024 * tree.h (build_nonstandard_integer_type): New prototype.
3025 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
3026 conversions between integer and boolean types as useless.
3028 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3030 * c-common.c (c_common_nodes_and_builtins): Do not
3031 create __builtin_ptrdiff_t and __builtin_size_t.
3033 2004-07-08 Andrew Pinski <apinski@apple.com>
3035 * Makefile.in (libbackend.o): Add -combine to the gcc
3038 2004-07-08 Nick Clifton <nickc@redhat.com>
3040 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
3043 2004-07-08 Richard Henderson <rth@redhat.com>
3045 * except.c (expand_eh_region_start, expand_eh_region_end,
3046 expand_eh_handler, expand_eh_region_end_cleanup,
3047 expand_start_all_catch, expand_start_catch, expand_end_catch,
3048 expand_end_all_catch, expand_eh_region_end_allowed,
3049 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
3050 expand_eh_region_end_fixup): Remove.
3051 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
3052 cleanups, outer_cleanups, label_chain, exception_region.
3053 (struct goto_fixup): Remove stack_level, cleanup_list_list.
3054 (struct label_chain): Remove.
3055 (struct stmt_status): Remove x_stack_block_stack.
3056 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
3057 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
3058 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
3059 end_cleanup_deferral, last_cleanup_this_contour,
3060 containing_blocks_have_cleanups_or_stack_level,
3061 any_pending_cleanups): Remove.
3062 (expand_null_return_1): Take no arguments.
3063 (expand_label, expand_naked_return, expand_return,
3064 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
3065 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
3066 expand_end_case_type): Don't use any of them.
3067 * calls.c (expand_call): Likewise.
3068 * dojump.c (do_jump): Likewise.
3069 * function.c (expand_function_end): Likewise.
3070 * expr.c (store_expr, expand_expr_real_1): Likewise.
3071 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
3072 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
3073 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
3074 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
3075 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
3076 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
3077 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
3078 for WITH_CLEANUP_EXPR.
3079 (gimple_push_cleanup): Likewise.
3080 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
3081 * print-tree.c (print_node): Likewise.
3082 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
3083 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
3084 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
3085 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
3086 (GOTO_SUBROUTINE_EXPR): Remove.
3087 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
3088 (DECL_TOO_LATE): Remove.
3089 * except.h, tree.h: Update decls.
3091 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3093 * explow.c (optimize_save_area_alloca): Do not accept parameters.
3094 * passes.c (rest_of_handle_final): Handle symout.
3095 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
3097 (rest_of_handle_sched): Break out SMS. Remove ifs for
3098 flag_schedule_insns and flag_modulo_sched.
3099 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
3101 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
3102 (rest_of_handle_partition_blocks, rest_of_handle_sms,
3103 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
3104 rest_of_handle_mode_switching, rest_of_handle_jump,
3105 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
3106 rest_of_handle_jump2, rest_of_handle_postreload,
3107 rest_of_handle_flow2, rest_of_clean_state,
3108 rest_of_handle_shorten_branches,
3109 rest_of_handle_prologue_epilogue,
3110 rest_of_handle_branch_target_load_optimize): New.
3111 (rest_of_compilation): Call the above. Remove ggc_collect
3112 calls moved to rest_of_handle_*.
3113 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
3115 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
3116 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
3117 * except.h (set_nothrow_function_flags): Update comment.
3118 * function.c (current_function_nothrow): Remove.
3119 * output.h (current_function_nothrow): Remove.
3120 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
3121 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
3123 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3126 * reorg.c: Revert 2004-06-30 change.
3127 (find_end_label): If HAVE_epilogue and !HAVE_return,
3128 return 0 instead of creating a label at the end of the insn chain.
3129 (optimize_skip): Account for the failure mode of find_end_label.
3130 (fill_simple_delay_slots): Likewise.
3131 (fill_slots_from_thread): Likewise.
3132 (relax_delay_slots): Likewise.
3134 2004-07-08 Diego Novillo <dnovillo@redhat.com>
3136 * tree-flow.h (addressable_vars): Declare.
3137 * tree-ssa-alias.c (addressable_vars): Define.
3138 (setup_pointers_and_addressables): Add addressable variables
3139 to addressable_vars.
3140 * tree-ssa-operands.c (get_stmt_operands): Move
3141 handling of ASM_EXPRs ...
3142 (get_asm_expr_operands): ... here.
3143 When the ASM_EXPR clobbers memory, also clobber addressable
3145 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
3146 (delete_tree_ssa): Reset addressable_vars.
3148 2004-07-07 Jan Beulich <jbeulich@novell.com>
3149 Richard Henderson <rth@redhat.com>
3151 * varasm.c (assemble_variable): Use assemble_zeros for
3152 zero-initialized variables.
3153 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
3154 for SECCAT_BSS and SECCAT_TBSS.
3156 2004-07-07 Jan Beulich <jbeulich@novell.com>
3158 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
3160 * expmed.c (emit_store_flag): Also special-case double-word
3161 (in-)equality comparison against -1.
3163 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
3164 passing arguments the containers for which are registers.
3166 * calls.c (emit_library_call_value_1): Use mode of function parameter
3167 rather than that of argument since constants have none.
3169 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
3171 Introduce H8SX support.
3172 * expr.c (expand_strcpy): Renamed and moved to...
3173 * builtins.c (expand_movstr): ... here. Tweak.
3174 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
3175 computed or has side effects.
3176 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
3177 unused, or if mempcpy fails. Adjust the return value in the
3178 latter case. Use movstr if everything else fails.
3179 * doc/md.texi (movstr): Document.
3180 (movmemM, clrmemM): Fix explanation of memory block operands.
3181 * config/h8300/h8300.md (stpcpy): Renamed to...
3182 (movstr): ... this. Adjust.
3183 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3184 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
3185 movmem* and clrstr* to clrmem*.
3186 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
3187 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
3188 GENERAL_REGS, always.
3189 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
3190 getting the stack pointer as addr.
3191 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
3192 from general_operand_dst.
3193 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
3195 (movmd_internal): ... this. Add modes to operands. Disparage `D'
3196 instead of requiring it to match only before reload.
3197 (stpcpy_internal_normal): New, normal-mode variant of...
3198 (stpcpy_internal): ... this. Add modes to operands. Disparage
3199 `D' instead of requiring it to match only before reload.
3200 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
3202 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
3203 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
3205 * config/h8300/h8300.md (attr type): Add call.
3206 (attr can_delay): If type is call, set it no.
3207 (call, call_value): Set type to call.
3208 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
3209 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
3210 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
3211 * tree.c (get_narrower): Don't narrow integral types into
3213 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
3214 frame_size *before* the first use.
3215 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
3217 (peephole2): Don't widen instructions that push SP. Move
3218 decrement of SP to the end of all stm-generating peepholes.
3219 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
3220 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
3221 and OR to set it to all ones.
3222 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
3223 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
3224 (call, call_value): Set can_delay to "no".
3225 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
3226 * config/h8300/h8300.md (extzv): Make subreg check more robust.
3227 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3228 * config/h8300/h8300.md (*brabit): Remove.
3229 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
3230 zero_extract. Use bit_memory_operand as the predicate for
3231 operand 1 and 'WU' as the constraint. Check the difference
3232 between the base length and the final one when deciding which
3233 type of branch to use.
3234 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3235 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
3236 Use convert_move to extend the result for TARGET_H8300SX. Check
3237 for QImode memory references. Optimize the case where the
3238 destination is a paradoxical subreg.
3239 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3240 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
3241 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
3242 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3243 * config/h8300/h8300.md: Include mova.md
3244 (length_table): Add mova and mova_zero.
3245 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
3246 after all constant addresses for '%R', '%X', '%T' and '%S'.
3247 (h8300_mova_length): New function.
3248 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
3249 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
3250 dependencies for s-config, etc.
3251 * config/h8300/gemova.sh: New file.
3252 * config/h8300/mova.md: Generated.
3253 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
3254 * config/h8300/h8300.c (h8300_bitfield_length): New.
3255 (nibble_operand): Adjust.
3256 (h8300_binary_length): Handle conditional binary op.
3257 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
3258 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
3259 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
3260 and P#<0, unused so far. W and Y are now prefixes to multi-letter
3261 constraints. WU is introduced as a variant of U that requires a
3262 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
3263 * config/h8300/h8300.md (attr type): Added bitbranch.
3264 (attr length_table): Added bitfield and bitbranch.
3265 (attr length): Compute bitbranch length.
3266 (andqi): Separate pattern for H8300SX. Use bfld for loading the
3267 least-significant bit of a byte.
3268 (brabit, brabc, brabs): New.
3269 (insv, extzv): Emit bfst and bfld on H8300SX.
3270 (bfld, bfst, seq, sne): New.
3271 (bstzhireg, cmpstz, bstz, bistz): New.
3272 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
3273 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
3274 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
3275 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
3276 (h8sx_unary_memory_operator): New function.
3277 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
3278 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
3279 * config/h8300/h8300.md: Add peepholes to combine reloads and
3281 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
3282 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
3283 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
3284 (and?i, ior?i, xor?i): Likewise.
3285 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
3286 * config/h8300/h8300.c: Move enums and prototypes to head of file.
3287 Various whitespace fixes.
3288 (h8300_constant_length): New function, split out from...
3289 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
3290 (h8300_classify_operand): Use IN_RANGE.
3291 (h8300_classify_operand): Use h8300_constant_length.
3292 (h8300_short_move_mem_p): Tighten size check.
3293 (h8sx_mergeable_memrefs_p): Tighten equality check.
3294 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
3295 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
3297 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
3298 * config/h8300/crtn.asm: Likewise.
3299 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
3300 if __H8300SX__ is defined.
3301 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
3302 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
3303 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
3304 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
3305 addresses as mode-dependent.
3306 * config/h8300/h8300.c (print_operand_address): Update call to
3308 (h8300_get_index): Take a mode argument. Rework to fix an
3309 earlier misunderstanding.
3310 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
3311 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
3312 into a register if TARGET_H8300SX.
3313 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
3314 TARGET_H8300SX. Also disable related define_splits.
3315 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
3316 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
3317 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
3318 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
3319 * config/h8300/h8300.h (OK_FOR_Z): New macro.
3320 (EXTRA_CONSTRAINT_STR): Check it.
3321 * config/h8300/h8300.c (h8300_classify_operand): Accept null
3323 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
3324 * config/h8300/h8300.md (length_table): Add mov_imm4.
3325 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
3326 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
3327 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
3329 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
3330 * config/h8300/h8300.c (h8300_reorg): New function.
3331 (TARGET_MACHINE_DEPENDENT_REORG): Define.
3332 * config/h8300/h8300.md (length): Subtract the length of the
3333 delay slot from (pc) when checking the range of forward branches.
3334 (delay_slot, can_delay): New attributes.
3335 (define_delay): Add bra/s handling.
3336 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
3337 (jump): Add delayed-branch handling.
3338 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
3339 * expr.c (expand_strcpy): New function.
3340 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
3341 (expand_builtin_stpcpy): Likewise.
3342 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
3343 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
3344 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
3345 handling to improve register allocation for -fno-omit-frame-pointer.
3346 (h8sx_split_movmd): Delete, moving er6 handling into...
3347 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
3348 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
3349 (movmd): Add calls to copy_rtx.
3350 (movmd_internal): In the second alternative, allow the initial and
3351 final destination registers to be different . Update the splitter
3352 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
3353 instead of h8sx_split_movmd.
3354 (stpcpy, movsd): New expanders.
3355 (movsd_internal): New define_insn.
3356 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
3357 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
3358 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
3359 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
3360 and DESTINATION_REGS.
3361 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3362 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
3363 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
3364 (h8300_move_ratio): Declare.
3365 (MOVE_RATIO): Use it.
3366 * config/h8300/h8300.c (h8300_move_ratio): New variable.
3367 (h8300_init_once): Initialize it.
3368 (h8300_reg_class_from_letter): New function.
3369 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
3370 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
3371 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
3372 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
3373 (movstrsi, movmd): New expanders.
3374 (movmd_internal): New insn.
3375 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
3376 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
3377 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
3378 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
3379 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
3380 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3381 * config/h8300/h8300.c (nibble_operand): Fix warning.
3382 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
3383 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
3384 (movsf_h8300h): Disable for TARGET_H8300SX.
3385 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3386 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
3387 h8300_stm_parallel and h8300_return_parallel.
3388 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
3389 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
3390 h8300_stm_parallel, h8300_return_parallel): New functions.
3391 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
3392 if TARGET_H8300SX. Use h8300_push_pop.
3393 (h8300_expand_epilogue): Likewise. Try to merge the return insn
3394 and final pop when generating h8sx code. Always emit some form
3396 * config/h8300/h8300.md: Don't enforce register alignment in
3397 stm peepholes if TARGET_H8300SX.
3398 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
3399 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
3400 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
3401 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3402 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
3403 (MULTILIB_DIRNAMES): Add a directory for it.
3404 (MULTILIB_MATCHES): Delete.
3405 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
3406 * final.c (walk_alter_subreg): Handle addresses with subregs
3407 inside a ZERO_EXTEND or AND.
3408 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
3409 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
3411 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
3412 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
3413 @(dd,Rn.w) and @(dd,ERn.L).
3414 (h8300_displacement_size): Take the whole address as argument.
3415 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
3416 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
3417 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
3418 (h8sx_mergeable_memrefs_p): Declare.
3419 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
3420 (HAVE_PRE_INCREMENT): Likewise.
3421 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
3422 addresses for TARGET_H8300SX,
3423 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
3425 (movb_length_table, movl_length_table): New tables.
3426 (movw_length_table): Define to movb_length_table.
3427 (h8300_displacement_size): New, split out from...
3428 (h8300_classify_address): ...here. Handle pre/post inc/dec.
3429 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
3430 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
3431 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
3432 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
3433 (compute_plussi_length, compute_plussi_cc): Update accordingly.
3434 (h8sx_unary_shift_operator): Get the mode from the operator.
3435 (binary_shift_operator): Likewise.
3436 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
3437 a memory reference, check whether the reference is offsettable.
3438 (length_table): Add movb, movw and movl.
3439 (movqi): Add new h8sx pattern. Don't force one operand to be a
3440 register when generating h8sx code.
3441 (movhi, movsi, movsf): Likewise.
3442 (movstrictqi): Use the length_table attribute.
3443 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
3444 (addqi3): Split into a define_expand and define_insn. Don't accept
3445 memory operands in the expander. Use h8300_operands_match_p to
3446 check for matching operands in the define_insn.
3447 (subqi3, negqi2, one_cmplqi2): Likewise.
3448 (add[hs]i3): Don't accept memory operands in the expander. Likewise
3449 in any patterns that are unused in h8sx code. In the h8sx patterns,
3450 use h8300_operands_match_p to check whether operands match.
3451 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
3452 one_cmpl[hs]i3): Likewise.
3453 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
3455 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
3456 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
3457 (h8300_insn_length_from_table): Add a second parameter.
3458 (output_h8sx_shift): Declare.
3459 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
3460 (EXTRA_CONSTRAINT): Replace with...
3461 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
3462 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
3463 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
3464 and h8sx_binary_shift_operator.
3465 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
3467 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
3468 (bit_memory_operand, fix_bit_operand): Likewise.
3469 (h8300_length_table_for_insn): Remove.
3470 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
3472 (h8300_short_immediate_length, h8300_binary_length): New functions.
3473 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
3474 (output_plussi): Use sub to add negative constants.
3475 (compute_plussi_length): Adjust accordingly.
3476 (h8sx_single_shift_type): New enum.
3477 (h8sx_single_shift, h8sx_unary_shift_operator,
3478 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
3479 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
3480 single h8sx instruction. Return false in this case.
3481 * config/h8300/h8300.md (length_table): Add short_immediate.
3482 (length): Pass the operand array to h8300_insn_length_from_table.
3483 (adjust_length): Assume "no" for insns with a length_table attribute.
3484 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
3485 (*addhi3_h8300hs): Don't use for h8sx.
3486 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
3488 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
3489 1's predicate to nonimmediate_operand. Only skip default expansion
3490 if expand_a_shift or expand_a_rotate returns true. Add new patterns
3491 for single h8sx shift instructions.
3492 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
3493 * config/h8300/h8300.c (nibble_operand): Split out of...
3494 (reg_or_nibble_operand): ... this.
3495 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
3496 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
3497 umulhisi3): Introduce expand, and introduce separate insns for
3498 sign- or zero-extended REG and already-extended CONST_INT.
3499 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
3500 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
3501 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
3502 (subhi3): Likewise. Don't accept immediates for operand 1.
3503 Remove the early clobber from second alternative of the h8300s pattern.
3504 (subsi3): Generalize for h8sx. Force operand 2 into a register
3505 on plain h8300 targets.
3506 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
3507 (subsi3_h8300h): Generalize for h8sx.
3508 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
3509 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
3510 * config/h8300/h8300.c (reg_or_nibble_operand): New.
3511 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3512 (TARGET_H8300SXMUL): New.
3513 (CONST_OK_FOR_P): New.
3514 (CONST_OK_FOR_LETTER_P): Adjust.
3515 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
3516 umulhisi3): Accept 4-bit immediate on H8SX.
3517 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
3518 (udivsi3, divhi3, udivsi3, divsi3): New.
3519 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
3520 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
3521 * config/h8300/h8300.h (OK_FOR_Q): New macro.
3522 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
3523 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
3524 Add ADDRESSOF to the bit_operand entry.
3525 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
3526 (h8300_src_operand): Likewise.
3527 (bit_operand): Check nonimmediate_operand rather than general_operand.
3528 Accept any nonimmediate_operand in h8sx code.
3529 (h8300_and_costs): Initialize operands[1].
3530 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
3531 (h8300_operand_class): New enum.
3532 (h8300_length_table): New typedef.
3533 (addb_length_table, addw_length_table, addl_length_table,
3534 logicl_length_table): New tables.
3535 (logicb_length_table, logicw_length_table): New macros.
3536 (h8300_classify_operand, h8300_length_from_table,
3537 h8300_length_table_for_insn, h8300_unary_length,
3538 h8300_insn_length_from_table): New functions.
3539 (output_plussi): Only use adds and subs for register destinations.
3540 Disable redundant clause.
3541 (compute_plussi_cc): Likewise.
3542 (compute_plussi_length): Likewise. Use h8300_length_from_table
3543 to work out the length of an insn.
3544 (output_logical_op): Only use narrower immediate instructions
3545 if the destination is a register.
3546 (compute_logical_op_cc): Likewise.
3547 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
3548 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
3549 * config/h8300/h8300.md (length_table): New attribute.
3550 (length): When an instruction has a length_table attribute, use
3551 h8300_insn_length_from_table to calculate its default length.
3552 (cmpqi): Use h8300_dst_operand for the first operand and
3553 h8300_src_operand for the second.
3554 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
3555 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
3556 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
3557 iorsi3, xorhi3, xorsi3): Likewise.
3558 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
3559 so that it allows any combination of operands for TARGET_H8300SX.
3560 (iorqi3, xorqi3): Likewise.
3561 (cmpqi): Use the length_table attribute.
3562 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
3563 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3564 (cmpqi): Add 'Q' constraint.
3565 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
3566 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3567 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
3568 * config/h8300/h8300.h (MASK_H8300SX): New macro.
3569 (TARGET_H8300S): True for both -ms and -msx.
3570 (TARGET_H8300SX): New macro.
3571 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
3572 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
3573 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
3574 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
3576 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
3577 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
3578 16-bit pointers and 32-bit ints.
3579 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
3580 CONST_DOUBLE with mode no wider than SImode.
3581 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
3583 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
3584 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
3586 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3587 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
3588 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
3590 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3592 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
3594 2004-07-07 Per Bothner <per@bothner.com>
3596 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
3598 2004-07-07 Mike Stump <mrs@apple.com>
3600 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
3601 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
3602 (machopic_finish): Likewise.
3604 2004-07-07 Richard Henderson <rth@redhat.com>
3606 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
3607 through any value-preserving cast.
3609 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3611 * function.c (assign_parm_find_data_types): Call
3612 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
3614 2004-07-07 Steven Bosscher <stevenb@suse.de>
3616 * tree-cfg.c (group_case_labels): Remove case labels that have
3617 the same target as the default case.
3619 2004-07-07 Steven Bosscher <stevenb@suse.de>
3621 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
3622 regardless of DECL_LANG_SPECIFIC being present or not.
3623 * tree.h (DECL_NUM_STMTS): Purge.
3625 2004-07-07 Andrew Pinski <apinski@apple.com>
3627 * configure: Regenerate with the right autoconf.
3629 2004-07-07 David Edelsohn <edelsohn@gnu.org>
3631 * ifcvt.c (total_bb_rtx_cost): New function.
3632 (find_if_case_1): Compare rtx_cost of basic block to cost of
3634 (find_if_case_2): Same.
3636 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3639 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
3640 (output_return): Likewise.
3641 (output_sibcall): Abort if !flag_delayed_branch.
3642 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
3643 (emit_and_preserve): New function.
3644 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
3645 indirect jump to the thunked-to function if !flag_delayed_branch.
3646 * config/sparc/sparc.md (delayed_branch): New attribute.
3647 (load_pcrel_sym): Honor flag_delayed_branch. Use above
3648 attribute to compute the length of the insn.
3649 (goto_handler_and_restore): Likewise.
3651 2004-07-07 Andrew Pinski <apinski@apple.com>
3653 PR tree-optimization/15777
3654 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
3656 * expr.c (expand_expr_real_1): Fix formating.
3657 BUFFER_REF and IN_EXPR are dead.
3658 * fold-const.c (non_lvalue): BUFFER_REF is dead.
3659 * tree-inline.c (estimate_num_insns_1): Likewise.
3660 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
3661 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
3662 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
3664 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
3666 * collect2.c (dump_file): Don't call cplus_demangle if
3667 HAVE_LD_DEMANGLE is defined.
3668 (main): Pass "--demangle" to ld if no_demangle is not 0 and
3669 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
3670 if HAVE_LD_DEMANGLE is defined.
3672 * configure.ac (--with-demangler-in-ld): Added
3673 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
3674 --with-demangler-in-ld is used.
3675 * config.in: Regenerated.
3676 * configure: Likewise.
3678 2004-07-07 Roger Sayle <roger@eyesopen.com>
3680 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
3681 for simple floating point operations "fp", double precision
3682 multiplication "dmul", and single and double precision division
3683 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
3684 (ppc630_cost): New table split from ppc620_cost, to distinguish
3685 differences in floating point latencies.
3686 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
3687 (rs6000_rtx_costs): Add support for single and double precision
3688 floating point addition, subtraction, multiplication, division,
3689 fused-multiply-add, fused-multiply-sub, negation, absolute value
3690 and negative absolute value. Tweak MEM case to use prefered idiom.
3692 2004-07-07 Richard Henderson <rth@redhat.com>
3694 * tree-flow-inline.h (may_propagate_copy): Move...
3695 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
3696 attempt to copy between types requiring conversion.
3697 * tree-flow.h (may_propagate_copy): Update decl.
3698 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
3700 2004-07-07 Jakub Jelinek <jakub@redhat.com>
3702 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
3703 from -mtune= option.
3705 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3707 * builtins.c: Rename movstr*, except for movstrict*, to
3708 movmem* and clrstr* to clrmem*.
3711 * genopinit.c: Likewise.
3712 * integrate.c: Likewise.
3713 * local-alloc.c: Likewise.
3714 * optabs.c: Likewise.
3715 * optabs.h: Likewise.
3716 * config/alpha/alpha.h: Likewise.
3717 * config/alpha/alpha.md: Likewise.
3718 * config/arm/arm-protos.h: Likewise.
3719 * config/arm/arm.c: Likewise.
3720 * config/arm/arm.md: Likewise.
3721 * config/avr/avr.md: Likewise.
3722 * config/c4x/c4x.c: Likewise.
3723 * config/c4x/c4x.md: Likewise.
3724 * config/frv/frv.md: Likewise.
3725 * config/i386/i386-protos.h: Likewise.
3726 * config/i386/i386.c: Likewise.
3727 * config/i386/i386.h: Likewise.
3728 * config/i386/i386.md: Likewise.
3729 * config/i860/i860.c: Likewise.
3730 * config/i860/i860.md: Likewise.
3731 * config/ip2k/ip2k.md: Likewise.
3732 * config/ip2k/libgcc.S: Likewise.
3733 * config/ip2k/t-ip2k: Likewise.
3734 * config/m32r/m32r.c: Likewise.
3735 * config/m32r/m32r.md: Likewise.
3736 * config/mcore/mcore.md: Likewise.
3737 * config/mips/mips.c: Likewise.
3738 * config/mips/mips.md: Likewise.
3739 * config/ns32k/ns32k.c: Likewise.
3740 * config/ns32k/ns32k.h: Likewise.
3741 * config/ns32k/ns32k.md: Likewise.
3742 * config/pa/pa.c: Likewise.
3743 * config/pa/pa.md: Likewise.
3744 * config/pdp11/pdp11.h: Likewise.
3745 * config/pdp11/pdp11.md: Likewise.
3746 * config/rs6000/rs6000.c: Likewise.
3747 * config/rs6000/rs6000.md: Likewise.
3748 * config/s390/s390-protos.h: Likewise.
3749 * config/s390/s390.c: Likewise.
3750 * config/s390/s390.md: Likewise.
3751 * config/sh/lib1funcs.asm: Likewise.
3752 * config/sh/sh.c: Likewise.
3753 * config/sh/sh.md: Likewise.
3754 * config/sh/t-sh: Likewise.
3755 * config/sparc/sparc.h: Likewise.
3756 * config/vax/vax.md: Likewise.
3757 * config/xtensa/xtensa.c: Likewise.
3758 * config/xtensa/xtensa.md: Likewise.
3759 * doc/invoke.texi: Likewise.
3760 * doc/md.texi: Likewise.
3761 * doc/rtl.texi: Likewise.
3763 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
3766 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
3767 * config/mips/mips.c (mips_declare_common_object): New function,
3768 mostly split out from...
3769 (mips_output_aligned_decl_common): ...here.
3770 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
3771 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
3772 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
3773 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
3775 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3778 * function.c (assign_parms): Fix typo from previous change.
3780 2004-07-07 Jason Merrill <jason@redhat.com>
3783 * doc/extend.texi (C++ Interface): Correct information and
3786 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
3791 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
3794 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3797 * config/m32r/m32r.c (m32r_function_symbol): New function:
3798 Generate a symbol name RTX with the correct m32r specific flags
3800 (block_move_call): Use new function to generate correct symbol.
3801 * config/m32r/m32r-protos.h: Add prototype for new funcion.
3802 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
3805 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3807 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
3808 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
3809 TYPE_BINFO_BASETYPE): Remove.
3810 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
3812 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
3814 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
3815 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
3816 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
3817 (struct tree_binfo): Rename base_types to base_binfos.
3818 * alias.c (record_component_aliases): Adjust BINFO macros.
3819 * dbxout.c (dbxout_type): Likewise.
3820 * dwarf2out.c (gen_member_die): Likewise.
3821 * sdbout.c (sdbout_one_type): Likewise.
3822 * tree-dump.c (deque_and_dump): Likewise.
3823 * config/i386/i386.c (classify_argument,
3824 contains_128bit_aligned_vector_p): Likewise.
3826 2004-07-07 Nick Clifton <nickc@redhat.com>
3828 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
3829 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
3831 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3833 * vec.h: Fix the example use.
3835 2004-07-06 Richard Henderson <rth@redhat.com>
3837 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
3838 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
3839 * tree-inline.c (copy_body_r, setup_one_parameter,
3840 initialize_inlined_parameters, expand_call_inline,
3841 declare_inline_vars): Don't check it.
3842 (expand_calls_inline): Remove old version, rename new version
3843 from gimple_expand_calls_inline.
3844 * tree-optimize.c (execute_gimple): Remove.
3845 (pass_gimple): Don't run anything.
3847 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3849 * doc/sourcebuild.texi: Use semicolons instead of commas in
3852 2004-07-06 Richard Henderson <rth@redhat.com>
3854 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
3855 (sra_walk_modify_expr, scan_init): Likewise.
3856 (generate_element_zero): Check visited before scanning children.
3857 (generate_element_init): Set visited on error.
3858 (scalarize_init): Handle generate_element_init failure similar
3861 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3863 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
3864 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
3866 2004-07-06 Richard Henderson <rth@redhat.com>
3868 * config/i386/i386.c (legitimize_pic_address): Make static.
3869 (legitimize_address): Handle CONST with TLS operand.
3870 (ix86_expand_move): Don't call legitimize_pic_address directly.
3871 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
3873 2004-07-06 Roger Sayle <roger@eyesopen.com>
3875 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
3876 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
3877 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
3878 is currently executed unconditionally, i.e. not in "else_bb".
3880 2004-07-06 Steven Bosscher <stevenb@suse.de>
3882 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
3883 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3884 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
3885 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3886 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
3887 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3888 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
3889 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3890 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
3891 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3892 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
3893 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3894 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
3895 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3896 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
3897 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3899 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3901 * dojump.c (do_jump): REFERENCE_EXPR is dead.
3902 * expr.c (expand_expr_real_1): Ditto.
3903 * tree-inline.c (estimate_num_insns_1): Ditto.
3904 * tree-pretty-print.c (dump_generic_node): Ditto.
3908 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3910 * tree-ssa-pre.c (reference_node_pool): New pool.
3911 (find_or_generate_expression): Class 'r' is okay too.
3912 (create_value_expr_from): Ditto.
3913 (add_to_sets): LHS should not include vuses.
3915 (compute_avail): Reverse ordering of tests.
3916 Valuize INDIRECT_REF as well.
3918 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
3920 PR rtl-optimization/16380
3921 * loop.c (check_dbra_loop): Sink comparison instructions if they
3922 do something other than set cc0.
3924 2004-07-06 James E Wilson <wilson@specifixinc.com>
3926 * doc/interface.texi (longjmp and automatic variables): Delete
3927 paragraph recommending taking the address of a variable.
3929 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3931 * vec.h (VEC_embedded_alloc): Remove.
3932 (VEC_embedded_size, VEC_embedded_init): New.
3933 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
3935 (VEC_truncate): New.
3936 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
3937 (vec_embedded_alloc): Remove.
3938 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
3939 (vec_embedded_alloc): Remove.
3941 2004-07-06 Mark Mitchell <mark@codesourcery.com>
3943 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
3944 (gt-langhooks.h): Remove.
3946 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
3948 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
3950 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3952 * config/sparc/sparc.c (get_pc_symbol): Rename into
3953 add_pc_to_pic_symbol.
3954 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
3955 (load_pic_register): Account for previous changes.
3956 Use reg_names. Don't create the label twice.
3957 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
3958 UNSPEC_LOAD_PCREL_SYM.
3959 (get_pc): Rename into load_pcrel_sym. Add predicate to
3960 operands. Remove condition.
3962 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3964 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
3965 RECORD, UNION & QUAL_UNION is actually a binfo.
3967 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
3968 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
3969 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
3970 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
3971 * dwarf2out.c (add_data_member_location_attribute): Likewise.
3972 (gen_inheritance_die): Likewise.
3973 * tree-dump.c (deque_and_dump): Likewise.
3974 * doc/c-tree.texi (Binfos): Add under reconstruction note.
3976 2004-07-06 Steven Bosscher <stevenb@suse.de>
3978 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3980 * config/mcore/mcore.md: Model memory latency with a simple DFA
3981 pipeline description instead of a define_function_unit.
3983 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3985 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
3986 * langhooks.h (var_mod_type_p): Likewise.
3987 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
3988 * expr.c (count_type_elements): Properly handle return from
3989 array_type_nelts and properly test for overflow.
3990 * gimplify.c (gimplify_init_constructor): Properly handle return
3991 from array_type_nelts.
3992 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
3993 * integrate.c (copy_decl_for_inlining): Correct comments.
3994 * tree-inline.c (remap_decl): Update comments, remove dead code,
3995 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
3996 (remap_type): Only remap if variably modified by vars in function
3998 (copy_body_r): Use compatible_type langhooks to see when can fold.
3999 (setup_one_parameter): Don't remap type.
4000 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
4001 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
4002 compute TREE_INVARIANT for decl case.
4003 (find_var_from_fn): New function.
4004 (variably_modified_type_p): Add arg and call new function.
4005 * tree.h (variably_modified_type_p): Add extra arg.
4007 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4009 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
4010 (goto_handler_and_restore_v9): Delete disabled insn.
4011 (goto_handler_and_restore_v9_sp64): Likewise.
4013 2004-07-05 Roger Sayle <roger@eyesopen.com>
4015 * calls.c (load_register_parameters): Call expand_shift instead
4016 of expand_binop with ashl_optab (or other shift optab) directly.
4017 * expr.c (emit_group_load, emit_group_store): Likewise.
4018 * function.c (assign_parm_setup_block): Likewise.
4019 * stmt.c (shift_return_value): Likewise.
4021 2004-07-05 Jakub Jelinek <jakub@redhat.com>
4023 * expr.c (expand_assignment): Disable the bitfield += optimizations.
4025 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4027 * doc/sourcebuild.texi: Revert previous patch.
4029 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4031 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
4032 TARGET_MEM_FUNCTIONS.
4033 * system.h: Poison TARGET_MEM_FUNCTIONS.
4034 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
4035 bcmp_libfunc, bzero_libfunc): Remove.
4036 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
4038 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
4039 * doc/standards.texi: Don't mention calling BSD string functions.
4040 * doc/invoke.texi: Likewise. Mention that memmove may be called.
4041 * config/vax/t-memfuncs: New.
4042 * config/memcmp.c, config/memcpy.c, config/memmove.c,
4043 config/memset.c: New.
4044 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
4045 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
4047 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
4048 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
4049 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
4050 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
4051 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
4052 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
4053 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
4054 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
4055 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
4056 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
4058 2004-07-05 Richard Henderson <rth@redhat.com>
4060 * function.c (assign_parm_setup_reg): Properly rename variables in
4061 FUNCTION_ARG_CALLEE_COPIES section.
4063 2004-07-05 Zack Weinberg <zack@codesourcery.com>
4065 * tree-mudflap.c: Include cgraph.h.
4066 (mf_init_extern_trees): Rename to mudflap_init. Export.
4067 Rewrite to create synthetic declarations instead of looking
4068 up declarations from mf-runtime.h.
4069 (mf_make_builtin, mf_make_cache_struct_type): New functions.
4070 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
4072 (execute_mudflap_function_decls, mudflap_register_call):
4073 Don't call mf_init_extern_trees.
4074 (mudflap_finish_file): Use cgraph_build_static_cdtor.
4076 * tree-mudflap.h: Update prototypes.
4077 * c-mudflap.c: Delete file.
4078 * c-common.c: Include tree-mudflap.h.
4079 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
4080 * Makefile.in: Remove all references to c-mudflap.o.
4081 Update dependencies.
4083 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4085 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
4086 displacements with the spatial-locality cache-control completer.
4088 2004-07-05 Zack Weinberg <zack@codesourcery.com>
4090 * langhooks.c: Don't include gt-langhooks.h.
4091 (var_labelno): Delete.
4092 (lhd_set_decl_assembler_name): Do not append a distinguishing
4093 number to file-scope internal-linkage declarations for the first
4094 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
4095 the declaration itself (if at block scope), or its containing
4096 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
4099 * opts.c (cur_in_fname): New global.
4100 * opts.h: Declare it.
4101 * tree.c: Include opts.h.
4102 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
4103 DECL_UID equal to cur_in_fname.
4104 (copy_node_stat): Do not change DECL_UID when copying a
4105 TRANSLATION_UNIT_DECL.
4106 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
4107 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
4109 * c-decl.c (c_static_assembler_name): Delete.
4110 * c-tree.h (c_static_assembler_name): Delete prototype.
4111 * c-lang.c, objc/objc-lang.c: Don't override
4112 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
4114 * Makefile.in (tree.o): Update dependencies.
4115 (GTFILES): Remove langhooks.c.
4117 2004-07-05 Roger Sayle <roger@eyesopen.com>
4119 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
4120 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
4121 Normalize "X % C" as "X % -C" for signed modulus and negative C.
4122 Optimize "X % -Y" as "X % Y" for signed modulus.
4123 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
4124 into "((unsigned) X % Y) == 0".
4126 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4128 * sourcebuild.texi (Config Fragments): Use @comma{} in
4129 cross-reference to section title.
4131 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4133 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
4134 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
4135 (gimplify_target_expr, gimplify_expr): Likewise.
4136 (copy_if_shared_r): No longer need special case for BIND_EXPR.
4137 (unshare_body, unvisit_body): Only look at nested if BODY_P is
4139 (gimplify_compound_lval): See if we can strip any useless conversion.
4140 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
4142 (gimplify_modify_expr_to_memset): Likewise.
4143 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
4144 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
4145 (declare_inline_vars): Likewise.
4146 (walk_type_fields): New function.
4147 (walk_tree): Use it.
4148 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
4150 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
4151 (sra_walk_modify_expr): Allow init function to fail.
4152 (scan_init): Now returns bool.
4153 (generate_element_init): If can't understand INIT, return false.
4154 (scalarize_init): Return false if generate_element_init does.
4156 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
4159 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
4160 bounds if bounds aren't constant.
4162 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
4164 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
4165 to type hooks; remove bogus PARAMS.
4167 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
4169 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
4170 * dwarf2out.c (add_data_member_location_attribute): Check for
4172 * tree.c (tree_node_kinds): Add "binfos".
4173 (binfo_lang_slots): New.
4174 (make_node_stat): Add TREE_BINFO.
4175 (make_tree_binfo_stat): New.
4176 (tree_node_structure): Add TREE_BINFO.
4177 * tree.def (TREE_BINFO): New.
4178 * tree.h (REC_OR_UNION_CHECK): Rename to ...
4179 (RECORD_OR_UNION_CHECK): ... here.
4180 (NOT_RECORD_OR_UNION_CHECK): New.
4181 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
4182 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
4183 RECORD_OR_UNION_CHECK.
4184 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
4185 (TYPE_LANG_SLOT_1): New.
4186 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
4187 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
4188 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
4189 (BINFO_ELTS): Remove.
4190 (BINFO_LANG_SLOT): New.
4191 (struct tree_binfo): New.
4192 (binfo_lang_slots): Declare.
4193 (enum tree_node_structure_enum): Add TS_BINFO.
4194 (union tree_node): Add binfo.
4195 (make_tree_binfo_stat): Declare.
4196 (make_tree_binfo): New.
4197 (enum tree_node_kind): Add binfo_kind.
4199 * objc/objc-act.c (start_class, objc_declare_protocols,
4200 start_protocols): Use TYPE_LANG_SLOT_1.
4201 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
4203 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
4204 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
4205 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
4206 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
4208 2004-07-05 Steven Bosscher <stevenb@suse.de>
4210 * rtl.h (struct rtx_def): Remove the integrated flag.
4211 Use the return_val flag for MEM_SCALAR_P.
4212 Reshuffle and update flags in CLEAR_RTX_FLAGS.
4214 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
4217 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
4218 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
4221 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
4223 * var-tracking.c: Fix some comments.
4224 (frame_stack_adjust): New.
4225 (vt_stack_adjustments): Init stack_adjust of entry block to
4226 minus stack adjustment of function prologue.
4227 (adjust_stack_reference): Do not adjust if adjustment == 0.
4228 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
4229 (emit_notes_in_bb): Likewise.
4230 (vt_add_function_parameters): Do not adjust locations of
4232 (vt_initialize): Compute the stack adjustment of function
4233 prologue and offset the initial "location" of frame_base_decl
4234 from the stack pointer after prologue.
4236 2004-07-04 Richard Henderson <rth@redhat.com>
4238 * function.c (struct assign_parm_data_all): New.
4239 (struct assign_parm_data_one): New.
4240 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
4241 assign_parm_find_data_types, assign_parms_setup_varargs,
4242 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
4243 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
4244 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
4245 assign_parm_setup_block, assign_parm_setup_reg,
4246 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
4247 (assign_parms): ... here.
4249 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
4251 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
4252 now are bitmap_set_t's.
4253 (bitmap_insert_into_set): No point in inserting the value if
4255 (bitmap_set_contains): New function.
4256 (bitmap_set_replace_value): Add comment on why we do it
4258 (set_contains): Removed.
4259 (bitmap_set_subtract_from_value_set): New name of
4260 set_subtract now that it's arguments are two different
4263 (bitmap_find_leader): Change algorithm used.
4264 (find_or_generate_expression): Update use of functions for new
4266 (create_expression_by_pieces): Ditto.
4267 (insert_aux): Ditto.
4269 (add_to_sets): Ditto.
4271 (execute_pre): Ditto.
4272 (compute_avail): Ditto.
4273 Also ignore virtual phis.
4275 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
4277 * combine.c (simplify_comparison): Fix comment typo.
4279 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4281 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
4282 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
4283 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
4284 (output_restore): Change parameter from 'insn' to 'pat'.
4285 (output_return): Adjust call to output_restore.
4286 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
4287 Adjust call to output_restore.
4289 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
4291 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
4292 and assert system is bsd.
4294 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
4296 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
4297 (TARGET_SWITCHES): Remove -mdebugc.
4298 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
4299 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
4300 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
4301 (sle_[sd]i_reg): Delete.
4303 2004-07-04 Steven Bosscher <stevenb@suse.de>
4305 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
4307 * config/iq2000/iq2000.md: Translate old pipeline description to an
4310 2004-07-04 Roger Sayle <roger@eyesopen.com>
4312 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
4313 Ensure the replacement rhs is valid gimple before performing
4314 the substitution. Return false if these sanity checks fail.
4315 (fold_stmt): Only set changed to true, if set_rhs returns true.
4316 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
4319 2004-07-04 Richard Henderson <rth@redhat.com>
4322 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
4324 2004-07-04 Mark Mitchell <mark@codesourcery.com>
4326 * configure.ac (ranlib_flags): New variable.
4327 * Makefile.in (RANLIB_FLAGS): New variable.
4328 (libbackend.a): Use it.
4329 * configure: Regenerated.
4331 2004-07-04 Roger Sayle <roger@eyesopen.com>
4333 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
4334 a "sign mask" instead of using ashr_optab directly.
4336 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
4338 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
4339 * doc/cppopts.texi: Clarify processing of command-line defines.
4341 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
4343 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
4345 2004-07-04 Richard Henderson <rth@redhat.com>
4347 * rtl.def (ADDRESSOF): Remove.
4348 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
4349 (find_base_term, memrefs_conflict_p): Likewise.
4350 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
4351 (fold_rtx, cse_insn, set_live_p): Likewise.
4352 * dwarf2out.c (mem_loc_descriptor): Likewise.
4353 (add_location_or_const_value_attribute): Likewise.
4354 * emit-rtl.c (copy_insn_1): Likewise.
4355 * explow.c (memory_address): Likewise.
4356 * expmed.c (store_split_bit_field): Likewise.
4357 * expr.c (expand_expr_real_1): Likewise.
4358 * function.c (instantiate_decl
4359 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
4360 * genrecog.c (preds, validate_pattern): Likewise.
4361 * integrate.c (copy_rtx_and_substitute): Likewise.
4362 * recog.c (general_operand, register_operand): Likewise.
4363 (memory_address_p): Likwise.
4364 * reload1.c (eliminate_regs, elimination_effects): Likewise.
4365 * rtl.c (copy_rtx): Likewise.
4366 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
4367 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
4368 * rtlhooks.c (gen_lowpart_general): Likewise.
4369 * stmt.c (expand_asm_operands): Likewise.
4370 * web.c (entry_register, replace_ref, web_main): Likewise.
4371 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
4372 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
4373 * config/arm/arm.c (thumb_rtx_costs): Likewise.
4374 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
4375 * config/frv/frv.c (move_destination_operand, move_source_operand,
4376 condexec_dest_operand, condexec_source_operand,
4377 condexec_memory_operand): Likewise.
4378 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
4379 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
4380 (destination_xfmode_operand): Likewise.
4381 * config/mips/mips.h (PREDICATE_CODES): Likewise.
4382 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
4383 * config/s390/s390.c (general_s_operand): Likewise.
4384 * config/s390/s390.md (mov*): Likewise.
4385 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
4387 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
4388 * expr.c (expand_expr_real_1): Likewise.
4389 * stmt.c (expand_decl): Likewise.
4390 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4392 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
4393 postponed_insns, put_var_into_stack, put_reg_into_stack,
4394 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
4395 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
4396 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
4397 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
4398 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
4399 purge_bitfield_addressof_replacements, purge_addressof_replacements,
4400 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
4401 struct insns_for_mem_walk_info, insns_for_mem_walk,
4402 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
4403 setjmp_protect_args): Remove.
4404 (push_function_context_to): Don't handle var_refs_queue.
4405 (pop_function_context_from, free_after_compilation): Likewise.
4406 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
4407 (assign_parms, allocate_struct_function): Likewise.
4408 (use_register_for_decl): New.
4409 (expand_function_end): Don't setjmp_protect.
4410 * function.h (struct emit_status): Update commentary.
4411 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
4412 (max_parm_reg, parm_reg_stack_loc): Remove.
4413 * passes.c (DFI_addressof): Remove.
4414 (dump_file_info): Remove addressof.
4415 (rest_of_handle_addressof): Remove.
4416 (rest_of_compilation): Don't call it.
4417 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
4418 * stmt.c (expand_decl): Use use_register_for_decl.
4419 * tree.h: Update decls.
4420 * web.c (mark_addressof): Remove.
4421 * doc/invoke.texi (-dF): Remove.
4423 2004-07-03 Richard Henderson <rth@redhat.com>
4425 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
4426 instead of gen_mem_addressof.
4427 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
4428 TImode output register.
4430 2004-07-03 Richard Henderson <rth@redhat.com>
4432 PR tree-optimization/16341
4433 * tree-sra.c (sra_walk_function): Increment to next stmt before
4434 processing the current stmt.
4435 (sra_insert_after): Always use BSI_SAME_STMT.
4437 2004-07-03 Richard Henderson <rth@redhat.com>
4439 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
4442 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
4444 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
4445 with tree_int_cst_equal.
4447 2004-07-03 Andreas Schwab <schwab@suse.de>
4449 * config/ia64/ia64.md: Define new attribute "empty".
4450 (prologue_use, nop_x, insn_group_barrier): Set it.
4452 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
4453 skip over "empty" insns.
4455 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4457 * tree-inline.c (initialize_inlined_parameters): Pass proper function
4458 context to gimplify_body.
4459 (walk_tree): Don't walk into types twice.
4460 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
4462 * tree-sra.c (generate_element_init): Remove any useless conversions.
4464 * gimplify.c (gimplify_conversion): Remove stripping useless
4465 conversions from here.
4466 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
4467 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
4468 Unshare before substituting PLACEHOLDER_EXPR.
4469 (gimplify_modify_expr_to_memset): Likewise.
4470 Pass address of TO to memset, not TO itself.
4471 (gimplify_init_constructor): Make copy of OBJECT so we have it each
4472 time we make an expression (to match a PLACEHOLDER_EXPR).
4474 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
4475 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4476 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
4477 * tree-ssa-dom.c (local_fold): Likewise.
4479 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
4480 * langhooks.h (strct lang_hooks): New field type_max_size.
4481 * function.c (assign_temp): Call it.
4483 2004-07-03 Steven Bosscher <stevenb@suse.de>
4485 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
4486 * config/sh/sh.md: Convert the SH1 pipeline description to
4489 2004-07-02 Zack Weinberg <zack@codesourcery.com>
4491 * c-decl.c (struct c_binding): Remove contour field; add
4492 depth, invisible, nested fields.
4493 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
4494 (B_IN_EXTERNAL_SCOPE): New convenience macros.
4495 (bind): Add invisible and nested arguments. Initialize
4496 new fields of struct c_binding; adjust loop scanning for
4498 (free_binding_and_advance): Clear structure with memset.
4499 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
4500 in file scope, even if it's in external scope too.
4501 (pushdecl): Adjust to match. Create invisible file-scope
4502 declarations for block-scope forward declarations of static functions.
4503 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
4504 (undeclared_variable, lookup_label, declare_label, define_label)
4505 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
4506 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
4507 (store_parm_decls_oldstyle): Adjust to match.
4508 (diagnose_mismatched_decls): Correct handling of linkage clashes.
4509 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
4511 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
4512 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
4514 2004-07-02 Richard Henderson <rth@redhat.com>
4516 * c-decl.c (grokdeclarator): Don't frob current_function_decl
4517 around variable_size.
4518 (set_decl_nonlocal): Remove.
4519 (store_parm_decls): Add stmts for pending sizes.
4520 * calls.c (calls_function, calls_function_1): Remove.
4521 (precompute_arguments): Don't call it.
4522 * cfgexpand.c (set_save_expr_context): Remove.
4523 (tree_expand_cfg): Don't call it.
4524 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
4525 (dwarf2out_finish): Likewise.
4526 * expr.c (emit_block_move): Adjust addresses to BLKmode.
4527 (store_constructor): Don't pre-evaluate SAVE_EXPR.
4528 (safe_from_p): Don't queue SAVE_EXPRs.
4529 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
4530 or build plain VAR_DECLs.
4531 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
4533 (fold_checksum_tree): Don't special-case SAVE_EXPR.
4534 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
4535 (put_var_into_stack): Don't handle SAVE_EXPR.
4536 (gen_mem_addressof): Likewise.
4537 * function.h (struct function): Remove x_save_expr_regs.
4538 (save_expr_regs): Remove.
4539 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
4540 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
4541 * stor-layout.c (variable_size): Don't set it.
4542 (force_type_save_exprs, force_type_save_exprs_1): Remove.
4543 * tree-inline.c (remap_save_expr): Remove fn argument. Update
4544 all callers. Don't set SAVE_EXPR_CONTEXT.
4545 * tree-inline.h (remap_save_expr): Update decl.
4546 * tree.c (save_expr): Update build size.
4547 (first_rtl_op): Don't handle SAVE_EXPR.
4548 (unsave_expr_1, contains_placeholder_p): Likewise.
4549 (decl_function_context): Likewise.
4550 * tree.def (SAVE_EXPR): Remove args 1 and 2.
4551 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
4552 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
4554 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
4556 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
4557 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
4558 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
4559 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
4560 some first-person references and patronizing comments. Based on
4562 * doc/invoke.texi: Don't reference fortran@gnu.org.
4563 * doc/trouble.texi (Warning when a non-void function value is
4564 ignored): Rewrite. From Russ Allbery and Chris Devers.
4566 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
4568 * tree-ssa-pre.c (bitmap_set_t): New.
4569 (bb_value_sets): avail_out is now a bitmap_set_t.
4570 (bitmap_find_leader): New function.
4571 (bitmap_value_insert_into_set): Ditto.
4572 (bitmap_set_copy): Ditto.
4573 (bitmap_value_replace_in_set): Ditto.
4574 (bitmap_set_contains_value): Ditto.
4575 (bitmap_set_new): Ditto.
4576 (bitmap_set_pool): New pool.
4577 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
4578 (insert_aux): Ditto.
4579 (add_to_sets): Ditto.
4580 (compute_avail): Ditto
4584 (execute_pre): Ditto.
4586 2004-07-02 Roger Sayle <roger@eyesopen.com>
4588 * config/rs6000/rs6000.c (struct processor_costs): New structure
4589 used to hold instruction latencies/sizes for processor types.
4590 (rs6000_cost): New global variable pointing to current CPU's costs.
4591 (rs6000_override_options): Initialize rs6000_cost to point to the
4592 appropriate cost table based upon rs6000_cpu and optimize_size.
4593 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
4596 2004-07-02 Richard Henderson <rth@redhat.com>
4598 * expmed.c (make_tree): Don't use SET_DECL_RTL.
4600 2004-07-02 Steven Bosscher <stevenb@suse.de>
4602 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
4604 2004-07-01 Richard Henderson <rth@redhat.com>
4606 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
4607 (alpha_gp_save_rtx): Use assign_stack_local instead of
4610 2004-07-01 Richard Henderson <rth@redhat.com>
4612 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
4613 (alpha_rtx_cost_data): Update to match.
4614 (alpha_rtx_cost_size): New.
4615 (alpha_rtx_costs): Honor optimize_size.
4617 2004-07-01 Richard Henderson <rth@redhat.com>
4619 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
4620 * cfgexpand.c (tree_expand_cfg): Do it here.
4621 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
4622 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
4623 * config/mips/mips.c (mips_output_mi_thunk): And here.
4624 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
4625 * config/sh/sh.c (sh_output_mi_thunk): And here.
4626 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
4628 2004-07-01 Richard Henderson <rth@redhat.com>
4630 * tree.def (RTL_EXPR): Remove.
4631 * c-typeck.c (lvalue_p): Don't handle it.
4632 * expr.c (safe_from_p): Likewise.
4633 (expand_expr_real_1): Likewise.
4634 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
4635 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
4636 * gengtype.c (adjust_field_tree_exp): Likewise.
4637 * stmt.c (warn_if_unused_value): Likewise.
4638 * tree-gimple.c (recalculate_side_effects): Likewise.
4639 * tree-pretty-print.c (dump_generic_node): Likewise.
4640 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
4641 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
4642 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
4644 * stmt.c (struct stmt_status): Remove x_last_expr_type,
4645 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
4646 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
4647 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
4648 all the bits that tracked last_expr.
4649 (expand_end_bindings): Don't track last_expr.
4650 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
4651 (clear_last_expr): Remove.
4652 (expand_asm): Don't call it.
4653 (expand_asm_operands, expand_end_cond): Likewise.
4654 (expand_naked_return, expand_null_return_1): Likewise.
4655 * c-typeck.c (c_begin_compound_stmt): Likewise.
4656 * cfgexpand.c (expand_block): Use expand_expr_stmt.
4657 * expr.c (expand_expr_real_1): Likewise.
4658 * tree.h: Update prototypes.
4660 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
4661 (struct emit_status): Remove sequence_rtl_expr.
4662 (struct function): Remove x_rtl_expr_chain.
4663 (seq_rtl_expr, rtl_expr_chain): Remove.
4664 * function.c (struct temp_slot): Remove rtl_expr.
4665 (assign_stack_temp_for_type): Don't set it.
4666 (free_temp_slots, pop_temp_slots): Don't check it.
4667 (free_after_compilation): Don't clear x_rtl_expr_chain.
4668 (fixup_var_refs): Don't search it.
4669 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
4670 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
4672 (push_topmost_sequence): Likewise.
4673 (end_sequence, init_emit): Likewise.
4674 (start_sequence_for_rtl_expr): Remove.
4675 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
4676 * rtl.h (preserve_rtl_expr_result): Remove.
4678 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
4680 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
4681 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
4684 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4686 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
4687 (STANDARD_STARTFILE_PREFIX_2): Define.
4688 (standard_startfile_prefix_1): Initialize to
4689 STANDARD_STARTFILE_PREFIX_1.
4690 (standard_startfile_prefix_2): Initialize to
4691 STANDARD_STARTFILE_PREFIX_2.
4692 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
4693 (STANDARD_STARTFILE_PREFIX_1): Define.
4694 (STANDARD_STARTFILE_PREFIX_2): Define.
4695 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
4696 (STANDARD_STARTFILE_PREFIX_2): Document.
4698 2004-07-01 Richard Henderson <rth@redhat.com>
4700 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
4701 in order to disable scalarization. Instead set a flag and wait
4702 for a candidate decl.
4704 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4706 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
4707 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
4708 Use terminology "testsuite" and "enumerated".
4710 2004-07-01 Richard Henderson <rth@redhat.com>
4712 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
4713 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
4714 (initial_return_save): Likewise.
4715 (flush_queued_reg_saves): Remap register numbers.
4716 (dwarf2out_return_reg): Likewise.
4718 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4720 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
4722 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
4723 access functions for lower bound and element size and only output
4724 if lower bound nonzero or element size not same as that of type.
4725 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
4727 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4729 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
4731 2004-07-01 Per Bothner <per@bothner.com>
4733 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
4735 2004-07-01 Jakub Jelinek <jakub@redhat.com>
4737 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
4738 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
4739 first operand. Don't optimize if the bitfield is volatile.
4741 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4743 * c-pretty-print.c (pp_c_postfix_expression): Handle
4744 floating-point comparison operators.
4745 (pp_c_expression): Pass floating-point comparison
4746 operators to pp_c_postfix_expression.
4748 2004-07-01 Roger Sayle <roger@eyesopen.com>
4750 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
4751 rtx_cost instead of "had_mult" to determine whether the transformed
4752 expression is cheaper than the original.
4754 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
4756 * alias.c (get_alias_set, canon_rtx, get_addr,
4757 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
4759 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
4760 expand_builtin): Likewise.
4761 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
4763 * combine.c (can_combine_p, combinable_i3pat, try_combine,
4764 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
4765 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
4766 record_dead_and_set_regs_1, get_last_value_validate,
4767 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
4768 * cse.c (check_dependence, canon_hash, equiv_constant,
4769 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
4770 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
4771 count_reg_usage): Likewise.
4772 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
4773 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
4774 cselib_record_sets): Likewise.
4775 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
4776 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
4777 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
4778 * df.c (df_uses_record): Likewise.
4779 * dojump (do_jump): Likewise.
4780 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
4781 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
4782 decl_start_label): Likewise.
4783 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
4784 operand_subword, change_address_1, make_safe_from): Likewise.
4785 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
4786 stabilize, force_not_mem): Likewise.
4787 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
4788 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
4789 * expr.c (convert_move, convert_modes, emit_block_move,
4790 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
4791 emit_move_insn_1, expand_assignment, store_expr,
4792 store_constructor_field, store_constructor, store_field,
4793 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
4795 * final.c (cleanup_subreg_operands, alter_subreg,
4796 get_mem_expr_from_op): Likewise.
4797 * flow.c (notice_stack_pointer_modification_1,
4798 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
4800 * function.c (mark_temp_addr_taken, preserve_temp_slots,
4801 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
4802 optimize_bit_field, flush_addressof, purge_addressof_1,
4803 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
4804 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
4805 keep_stack_depressed): Likewise.
4806 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
4807 noce_process_if_block, find_memory): Likewise.
4808 * integrate.c (subst_constants, allocate_initial_values): Likewise.
4809 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
4810 update_equiv_regs): Likewise.
4811 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
4812 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
4813 * optabs.c (expand_abs, emit_unop_insn): Likewise.
4814 * passes.c (rest_of_handle_final): Likewise.
4815 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
4816 move2add_note_store): Likewise.
4817 * ra-build.c (detect_remat_webs): Likewise.
4818 * ra-debug.c (dump_static_insn_cost): Likewise.
4819 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
4820 * recog.c (validate_change, apply_change_group, cancel_changes,
4821 validate_replace_rtx_1, general_operand, register_operand,
4822 nonmemory_operand, push_operand, pop_operand, memory_operand,
4823 indirect_operand, asm_operand_ok, offsettable_memref_p,
4824 offsettable_nonstrict_memref_p, constrain_operands,
4825 store_data_bypass_p): Likewise.
4826 * reg-stack.c (subst_stack_regs_pat): Likewise.
4827 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
4828 copy_cost, reg_scan_mark_refs): Likewise.
4829 * regmove.c (optimize_reg_copy_3, stack_memref_p,
4830 combine_stack_adjustments_for_block): Likewise.
4831 * regrename.c (copyprop_hardreg_forward_1): Likewise.
4832 * reload.c (can_reload_into, push_reload, decompose, immune_p,
4833 find_reloads, find_reloads_address, find_reloads_address_1,
4834 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
4835 find_equiv_reg): Likewise.
4836 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
4837 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
4838 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
4839 delete_address_reloads): Likewise.
4840 * resource.c (mark_referenced_resources): Likewise.
4841 * rtlanal.c (get_jump_table_offset, count_occurrences,
4842 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
4843 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
4844 num_sign_bit_copies1): Likewise.
4845 * rtlhooks.c (gen_lowpart_general): Likewise.
4846 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4847 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
4848 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
4849 sdbout_global_decl): Likewise.
4850 * simplify-rtx.c (simplify_subreg): Likewise.
4851 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
4852 expand_anon_union_decl, expand_end_case_type): Likewise.
4853 * unroll.c (calculate_giv_inc): Likewise.
4854 * var-tracking.c (stack_adjust_offset_pre_post,
4855 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
4856 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
4857 vt_add_function_parameters): Likewise.
4858 * varasm.c (make_var_volatile, notice_global_symbol,
4859 assemble_external, decode_addr_const, mark_weak,
4860 default_encode_section_info): Likewise.
4862 2004-07-01 Steven Bosscher <stevenb@suse.de>
4864 * stmt.c (check_seenlabel): Remove.
4865 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
4867 2004-07-01 Richard Henderson <rth@redhat.com>
4869 * function.h (struct function): Remove x_function_call_count.
4870 (function_call_count): Remove.
4871 * calls.c (expand_call): Don't set it.
4872 * integrate.c (copy_rtx_and_substitute): Likewise.
4874 * function.h (struct function): Remove x_cleanup_label.
4875 (cleanup_label): Remove.
4876 * stmt.c (expand_value_return): Don't use it.
4877 * function.c (free_after_compilation): Don't set it.
4878 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
4879 * cfgexpand.c (tree_expand_cfg): Update call.
4880 * tree.h (expand_function_start): Update decl.
4882 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4885 * c-lang.c (c_initialize_diagnostics): Move from here ...
4886 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
4887 (c_tree_printer): Use pretty-printer to format %T.
4888 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
4889 before '*' if not C++.
4890 (pp_c_direct_abstract_declarator): Don't try to print array upper
4891 bound for flexible array members.
4892 * c-tree.h: Include "diagnostic.h".
4893 (c_initialize_diagnostics): Declare.
4894 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
4895 * c-format.c (format_type_warning): New function. Improve
4896 diagnostics for incorrect format argument types.
4897 (check_format_types): Use it. Add two parameters. Use the
4898 TYPE_MAIN_VARIANT of wanted_type.
4899 (check_format_info_main): Pass new parameters to
4901 (struct format_wanted_type): Update comment.
4903 2004-07-01 Nick Clifton <nickc@redhat.com>
4905 * target.h (struct gcc_target): Add new field to struct cxx:
4906 import_export_class.
4907 * target-def.h (TARGET_CXX): Initialise the new field.
4908 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
4910 * doc/tm.texi: Document the new target hook.
4912 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4914 * builtins.c (fold_builtin_classify): Fix typo.
4916 2004-07-01 Richard Henderson <rth@redhat.com>
4918 * function.c (identify_blocks, identify_blocks_1): Remove.
4919 * function.h (identify_blocks): Remove.
4920 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
4922 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4924 * builtins.c (fold_builtin_classify): New.
4925 (fold_builtin_unordered_cmp): Fix commentary.
4926 (fold_builtin): Use it.
4927 * builtins.def: Define builtins for isnan,
4928 isnanf, isnanl, finite, finitef, finitel,
4929 isinf, isinff, isinfl.
4931 2004-07-01 Richard Henderson <rth@redhat.com>
4933 * function.h (struct function): Remove dont_emit_block_notes.
4934 * gimple-low.c (lower_function_body): Don't set it.
4935 * cfgexpand.c (expand_block): Don't check it.
4936 * cfglayout.c (insn_locators_initialize): Likewise.
4937 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
4938 * passes.c (rest_of_compilation): Likewise.
4939 * stmt.c (expand_start_bindings_and_block): Likewise.
4940 (expand_end_bindings): Likewise.
4942 2004-07-01 Richard Henderson <rth@redhat.com>
4944 * cgraph.h (cgraph_build_static_cdtor): Declare.
4945 * cgraphunit.c (cgraph_build_static_cdtor): New.
4946 * c-objc-common.c (build_cdtor): Use it.
4947 * coverage.c (create_coverage): Likewise.
4948 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
4949 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
4951 See ChangeLog.11 for earlier changes.
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