1 2004-07-05 Richard Henderson <rth@redhat.com>
3 * function.c (assign_parm_setup_reg): Properly rename variables in
4 FUNCTION_ARG_CALLEE_COPIES section.
6 2004-07-05 Zack Weinberg <zack@codesourcery.com>
8 * tree-mudflap.c: Include cgraph.h.
9 (mf_init_extern_trees): Rename to mudflap_init. Export.
10 Rewrite to create synthetic declarations instead of looking
11 up declarations from mf-runtime.h.
12 (mf_make_builtin, mf_make_cache_struct_type): New functions.
13 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
15 (execute_mudflap_function_decls, mudflap_register_call):
16 Don't call mf_init_extern_trees.
17 (mudflap_finish_file): Use cgraph_build_static_cdtor.
19 * tree-mudflap.h: Update prototypes.
20 * c-mudflap.c: Delete file.
21 * c-common.c: Include tree-mudflap.h.
22 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
23 * Makefile.in: Remove all references to c-mudflap.o.
26 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
29 displacements with the spatial-locality cache-control completer.
31 2004-07-05 Zack Weinberg <zack@codesourcery.com>
33 * langhooks.c: Don't include gt-langhooks.h.
34 (var_labelno): Delete.
35 (lhd_set_decl_assembler_name): Do not append a distinguishing
36 number to file-scope internal-linkage declarations for the first
37 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
38 the declaration itself (if at block scope), or its containing
39 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
42 * opts.c (cur_in_fname): New global.
44 * tree.c: Include opts.h.
45 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
46 DECL_UID equal to cur_in_fname.
47 (copy_node_stat): Do not change DECL_UID when copying a
48 TRANSLATION_UNIT_DECL.
49 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
50 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
52 * c-decl.c (c_static_assembler_name): Delete.
53 * c-tree.h (c_static_assembler_name): Delete prototype.
54 * c-lang.c, objc/objc-lang.c: Don't override
55 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
57 * Makefile.in (tree.o): Update dependencies.
58 (GTFILES): Remove langhooks.c.
60 2004-07-05 Roger Sayle <roger@eyesopen.com>
62 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
63 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
64 Normalize "X % C" as "X % -C" for signed modulus and negative C.
65 Optimize "X % -Y" as "X % Y" for signed modulus.
66 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
67 into "((unsigned) X % Y) == 0".
69 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
71 * sourcebuild.texi (Config Fragments): Use @comma{} in
72 cross-reference to section title.
74 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
76 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
77 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
78 (gimplify_target_expr, gimplify_expr): Likewise.
79 (copy_if_shared_r): No longer need special case for BIND_EXPR.
80 (unshare_body, unvisit_body): Only look at nested if BODY_P is
82 (gimplify_compound_lval): See if we can strip any useless conversion.
83 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
85 (gimplify_modify_expr_to_memset): Likewise.
86 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
87 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
88 (declare_inline_vars): Likewise.
89 (walk_type_fields): New function.
91 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
93 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
94 (sra_walk_modify_expr): Allow init function to fail.
95 (scan_init): Now returns bool.
96 (generate_element_init): If can't understand INIT, return false.
97 (scalarize_init): Return false if generate_element_init does.
99 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
102 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
103 bounds if bounds aren't constant.
105 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
107 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
108 to type hooks; remove bogus PARAMS.
110 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
112 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
113 * dwarf2out.c (add_data_member_location_attribute): Check for
115 * tree.c (tree_node_kinds): Add "binfos".
116 (binfo_lang_slots): New.
117 (make_node_stat): Add TREE_BINFO.
118 (make_tree_binfo_stat): New.
119 (tree_node_structure): Add TREE_BINFO.
120 * tree.def (TREE_BINFO): New.
121 * tree.h (REC_OR_UNION_CHECK): Rename to ...
122 (RECORD_OR_UNION_CHECK): ... here.
123 (NOT_RECORD_OR_UNION_CHECK): New.
124 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
125 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
126 RECORD_OR_UNION_CHECK.
127 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
128 (TYPE_LANG_SLOT_1): New.
129 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
130 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
131 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
132 (BINFO_ELTS): Remove.
133 (BINFO_LANG_SLOT): New.
134 (struct tree_binfo): New.
135 (binfo_lang_slots): Declare.
136 (enum tree_node_structure_enum): Add TS_BINFO.
137 (union tree_node): Add binfo.
138 (make_tree_binfo_stat): Declare.
139 (make_tree_binfo): New.
140 (enum tree_node_kind): Add binfo_kind.
142 * objc/objc-act.c (start_class, objc_declare_protocols,
143 start_protocols): Use TYPE_LANG_SLOT_1.
144 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
146 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
147 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
148 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
149 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
151 2004-07-05 Steven Bosscher <stevenb@suse.de>
153 * rtl.h (struct rtx_def): Remove the integrated flag.
154 Use the return_val flag for MEM_SCALAR_P.
155 Reshuffle and update flags in CLEAR_RTX_FLAGS.
157 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
160 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
161 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
164 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
166 * var-tracking.c: Fix some comments.
167 (frame_stack_adjust): New.
168 (vt_stack_adjustments): Init stack_adjust of entry block to
169 minus stack adjustment of function prologue.
170 (adjust_stack_reference): Do not adjust if adjustment == 0.
171 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
172 (emit_notes_in_bb): Likewise.
173 (vt_add_function_parameters): Do not adjust locations of
175 (vt_initialize): Compute the stack adjustment of function
176 prologue and offset the initial "location" of frame_base_decl
177 from the stack pointer after prologue.
179 2004-07-04 Richard Henderson <rth@redhat.com>
181 * function.c (struct assign_parm_data_all): New.
182 (struct assign_parm_data_one): New.
183 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
184 assign_parm_find_data_types, assign_parms_setup_varargs,
185 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
186 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
187 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
188 assign_parm_setup_block, assign_parm_setup_reg,
189 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
190 (assign_parms): ... here.
192 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
194 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
195 now are bitmap_set_t's.
196 (bitmap_insert_into_set): No point in inserting the value if
198 (bitmap_set_contains): New function.
199 (bitmap_set_replace_value): Add comment on why we do it
201 (set_contains): Removed.
202 (bitmap_set_subtract_from_value_set): New name of
203 set_subtract now that it's arguments are two different
206 (bitmap_find_leader): Change algorithm used.
207 (find_or_generate_expression): Update use of functions for new
209 (create_expression_by_pieces): Ditto.
212 (add_to_sets): Ditto.
214 (execute_pre): Ditto.
215 (compute_avail): Ditto.
216 Also ignore virtual phis.
218 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
220 * combine.c (simplify_comparison): Fix comment typo.
222 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
224 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
225 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
226 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
227 (output_restore): Change parameter from 'insn' to 'pat'.
228 (output_return): Adjust call to output_restore.
229 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
230 Adjust call to output_restore.
232 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
234 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
235 and assert system is bsd.
237 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
239 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
240 (TARGET_SWITCHES): Remove -mdebugc.
241 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
242 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
243 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
244 (sle_[sd]i_reg): Delete.
246 2004-07-04 Steven Bosscher <stevenb@suse.de>
248 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
250 * config/iq2000/iq2000.md: Translate old pipeline description to an
253 2004-07-04 Roger Sayle <roger@eyesopen.com>
255 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
256 Ensure the replacement rhs is valid gimple before performing
257 the substitution. Return false if these sanity checks fail.
258 (fold_stmt): Only set changed to true, if set_rhs returns true.
259 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
262 2004-07-04 Richard Henderson <rth@redhat.com>
265 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
267 2004-07-04 Mark Mitchell <mark@codesourcery.com>
269 * configure.ac (ranlib_flags): New variable.
270 * Makefile.in (RANLIB_FLAGS): New variable.
271 (libbackend.a): Use it.
272 * configure: Regenerated.
274 2004-07-04 Roger Sayle <roger@eyesopen.com>
276 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
277 a "sign mask" instead of using ashr_optab directly.
279 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
281 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
282 * doc/cppopts.texi: Clarify processing of command-line defines.
284 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
286 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
288 2004-07-04 Richard Henderson <rth@redhat.com>
290 * rtl.def (ADDRESSOF): Remove.
291 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
292 (find_base_term, memrefs_conflict_p): Likewise.
293 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
294 (fold_rtx, cse_insn, set_live_p): Likewise.
295 * dwarf2out.c (mem_loc_descriptor): Likewise.
296 (add_location_or_const_value_attribute): Likewise.
297 * emit-rtl.c (copy_insn_1): Likewise.
298 * explow.c (memory_address): Likewise.
299 * expmed.c (store_split_bit_field): Likewise.
300 * expr.c (expand_expr_real_1): Likewise.
301 * function.c (instantiate_decl
302 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
303 * genrecog.c (preds, validate_pattern): Likewise.
304 * integrate.c (copy_rtx_and_substitute): Likewise.
305 * recog.c (general_operand, register_operand): Likewise.
306 (memory_address_p): Likwise.
307 * reload1.c (eliminate_regs, elimination_effects): Likewise.
308 * rtl.c (copy_rtx): Likewise.
309 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
310 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
311 * rtlhooks.c (gen_lowpart_general): Likewise.
312 * stmt.c (expand_asm_operands): Likewise.
313 * web.c (entry_register, replace_ref, web_main): Likewise.
314 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
315 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
316 * config/arm/arm.c (thumb_rtx_costs): Likewise.
317 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
318 * config/frv/frv.c (move_destination_operand, move_source_operand,
319 condexec_dest_operand, condexec_source_operand,
320 condexec_memory_operand): Likewise.
321 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
322 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
323 (destination_xfmode_operand): Likewise.
324 * config/mips/mips.h (PREDICATE_CODES): Likewise.
325 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
326 * config/s390/s390.c (general_s_operand): Likewise.
327 * config/s390/s390.md (mov*): Likewise.
328 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
330 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
331 * expr.c (expand_expr_real_1): Likewise.
332 * stmt.c (expand_decl): Likewise.
333 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
335 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
336 postponed_insns, put_var_into_stack, put_reg_into_stack,
337 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
338 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
339 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
340 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
341 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
342 purge_bitfield_addressof_replacements, purge_addressof_replacements,
343 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
344 struct insns_for_mem_walk_info, insns_for_mem_walk,
345 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
346 setjmp_protect_args): Remove.
347 (push_function_context_to): Don't handle var_refs_queue.
348 (pop_function_context_from, free_after_compilation): Likewise.
349 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
350 (assign_parms, allocate_struct_function): Likewise.
351 (use_register_for_decl): New.
352 (expand_function_end): Don't setjmp_protect.
353 * function.h (struct emit_status): Update commentary.
354 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
355 (max_parm_reg, parm_reg_stack_loc): Remove.
356 * passes.c (DFI_addressof): Remove.
357 (dump_file_info): Remove addressof.
358 (rest_of_handle_addressof): Remove.
359 (rest_of_compilation): Don't call it.
360 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
361 * stmt.c (expand_decl): Use use_register_for_decl.
362 * tree.h: Update decls.
363 * web.c (mark_addressof): Remove.
364 * doc/invoke.texi (-dF): Remove.
366 2004-07-03 Richard Henderson <rth@redhat.com>
368 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
369 instead of gen_mem_addressof.
370 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
371 TImode output register.
373 2004-07-03 Richard Henderson <rth@redhat.com>
375 PR tree-optimization/16341
376 * tree-sra.c (sra_walk_function): Increment to next stmt before
377 processing the current stmt.
378 (sra_insert_after): Always use BSI_SAME_STMT.
380 2004-07-03 Richard Henderson <rth@redhat.com>
382 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
385 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
387 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
388 with tree_int_cst_equal.
390 2004-07-03 Andreas Schwab <schwab@suse.de>
392 * config/ia64/ia64.md: Define new attribute "empty".
393 (prologue_use, nop_x, insn_group_barrier): Set it.
395 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
396 skip over "empty" insns.
398 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
400 * tree-inline.c (initialize_inlined_parameters): Pass proper function
401 context to gimplify_body.
402 (walk_tree): Don't walk into types twice.
403 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
405 * tree-sra.c (generate_element_init): Remove any useless conversions.
407 * gimplify.c (gimplify_conversion): Remove stripping useless
408 conversions from here.
409 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
410 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
411 Unshare before substituting PLACEHOLDER_EXPR.
412 (gimplify_modify_expr_to_memset): Likewise.
413 Pass address of TO to memset, not TO itself.
414 (gimplify_init_constructor): Make copy of OBJECT so we have it each
415 time we make an expression (to match a PLACEHOLDER_EXPR).
417 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
418 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
419 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
420 * tree-ssa-dom.c (local_fold): Likewise.
422 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
423 * langhooks.h (strct lang_hooks): New field type_max_size.
424 * function.c (assign_temp): Call it.
426 2004-07-03 Steven Bosscher <stevenb@suse.de>
428 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
429 * config/sh/sh.md: Convert the SH1 pipeline description to
432 2004-07-02 Zack Weinberg <zack@codesourcery.com>
434 * c-decl.c (struct c_binding): Remove contour field; add
435 depth, invisible, nested fields.
436 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
437 (B_IN_EXTERNAL_SCOPE): New convenience macros.
438 (bind): Add invisible and nested arguments. Initialize
439 new fields of struct c_binding; adjust loop scanning for
441 (free_binding_and_advance): Clear structure with memset.
442 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
443 in file scope, even if it's in external scope too.
444 (pushdecl): Adjust to match. Create invisible file-scope
445 declarations for block-scope forward declarations of static functions.
446 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
447 (undeclared_variable, lookup_label, declare_label, define_label)
448 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
449 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
450 (store_parm_decls_oldstyle): Adjust to match.
451 (diagnose_mismatched_decls): Correct handling of linkage clashes.
452 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
454 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
455 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
457 2004-07-02 Richard Henderson <rth@redhat.com>
459 * c-decl.c (grokdeclarator): Don't frob current_function_decl
460 around variable_size.
461 (set_decl_nonlocal): Remove.
462 (store_parm_decls): Add stmts for pending sizes.
463 * calls.c (calls_function, calls_function_1): Remove.
464 (precompute_arguments): Don't call it.
465 * cfgexpand.c (set_save_expr_context): Remove.
466 (tree_expand_cfg): Don't call it.
467 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
468 (dwarf2out_finish): Likewise.
469 * expr.c (emit_block_move): Adjust addresses to BLKmode.
470 (store_constructor): Don't pre-evaluate SAVE_EXPR.
471 (safe_from_p): Don't queue SAVE_EXPRs.
472 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
473 or build plain VAR_DECLs.
474 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
476 (fold_checksum_tree): Don't special-case SAVE_EXPR.
477 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
478 (put_var_into_stack): Don't handle SAVE_EXPR.
479 (gen_mem_addressof): Likewise.
480 * function.h (struct function): Remove x_save_expr_regs.
481 (save_expr_regs): Remove.
482 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
483 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
484 * stor-layout.c (variable_size): Don't set it.
485 (force_type_save_exprs, force_type_save_exprs_1): Remove.
486 * tree-inline.c (remap_save_expr): Remove fn argument. Update
487 all callers. Don't set SAVE_EXPR_CONTEXT.
488 * tree-inline.h (remap_save_expr): Update decl.
489 * tree.c (save_expr): Update build size.
490 (first_rtl_op): Don't handle SAVE_EXPR.
491 (unsave_expr_1, contains_placeholder_p): Likewise.
492 (decl_function_context): Likewise.
493 * tree.def (SAVE_EXPR): Remove args 1 and 2.
494 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
495 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
497 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
499 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
500 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
501 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
502 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
503 some first-person references and patronizing comments. Based on
505 * doc/invoke.texi: Don't reference fortran@gnu.org.
506 * doc/trouble.texi (Warning when a non-void function value is
507 ignored): Rewrite. From Russ Allbery and Chris Devers.
509 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
511 * tree-ssa-pre.c (bitmap_set_t): New.
512 (bb_value_sets): avail_out is now a bitmap_set_t.
513 (bitmap_find_leader): New function.
514 (bitmap_value_insert_into_set): Ditto.
515 (bitmap_set_copy): Ditto.
516 (bitmap_value_replace_in_set): Ditto.
517 (bitmap_set_contains_value): Ditto.
518 (bitmap_set_new): Ditto.
519 (bitmap_set_pool): New pool.
520 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
522 (add_to_sets): Ditto.
523 (compute_avail): Ditto
527 (execute_pre): Ditto.
529 2004-07-02 Roger Sayle <roger@eyesopen.com>
531 * config/rs6000/rs6000.c (struct processor_costs): New structure
532 used to hold instruction latencies/sizes for processor types.
533 (rs6000_cost): New global variable pointing to current CPU's costs.
534 (rs6000_override_options): Initialize rs6000_cost to point to the
535 appropriate cost table based upon rs6000_cpu and optimize_size.
536 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
539 2004-07-02 Richard Henderson <rth@redhat.com>
541 * expmed.c (make_tree): Don't use SET_DECL_RTL.
543 2004-07-02 Steven Bosscher <stevenb@suse.de>
545 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
547 2004-07-01 Richard Henderson <rth@redhat.com>
549 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
550 (alpha_gp_save_rtx): Use assign_stack_local instead of
553 2004-07-01 Richard Henderson <rth@redhat.com>
555 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
556 (alpha_rtx_cost_data): Update to match.
557 (alpha_rtx_cost_size): New.
558 (alpha_rtx_costs): Honor optimize_size.
560 2004-07-01 Richard Henderson <rth@redhat.com>
562 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
563 * cfgexpand.c (tree_expand_cfg): Do it here.
564 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
565 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
566 * config/mips/mips.c (mips_output_mi_thunk): And here.
567 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
568 * config/sh/sh.c (sh_output_mi_thunk): And here.
569 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
571 2004-07-01 Richard Henderson <rth@redhat.com>
573 * tree.def (RTL_EXPR): Remove.
574 * c-typeck.c (lvalue_p): Don't handle it.
575 * expr.c (safe_from_p): Likewise.
576 (expand_expr_real_1): Likewise.
577 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
578 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
579 * gengtype.c (adjust_field_tree_exp): Likewise.
580 * stmt.c (warn_if_unused_value): Likewise.
581 * tree-gimple.c (recalculate_side_effects): Likewise.
582 * tree-pretty-print.c (dump_generic_node): Likewise.
583 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
584 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
585 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
587 * stmt.c (struct stmt_status): Remove x_last_expr_type,
588 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
589 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
590 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
591 all the bits that tracked last_expr.
592 (expand_end_bindings): Don't track last_expr.
593 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
594 (clear_last_expr): Remove.
595 (expand_asm): Don't call it.
596 (expand_asm_operands, expand_end_cond): Likewise.
597 (expand_naked_return, expand_null_return_1): Likewise.
598 * c-typeck.c (c_begin_compound_stmt): Likewise.
599 * cfgexpand.c (expand_block): Use expand_expr_stmt.
600 * expr.c (expand_expr_real_1): Likewise.
601 * tree.h: Update prototypes.
603 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
604 (struct emit_status): Remove sequence_rtl_expr.
605 (struct function): Remove x_rtl_expr_chain.
606 (seq_rtl_expr, rtl_expr_chain): Remove.
607 * function.c (struct temp_slot): Remove rtl_expr.
608 (assign_stack_temp_for_type): Don't set it.
609 (free_temp_slots, pop_temp_slots): Don't check it.
610 (free_after_compilation): Don't clear x_rtl_expr_chain.
611 (fixup_var_refs): Don't search it.
612 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
613 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
615 (push_topmost_sequence): Likewise.
616 (end_sequence, init_emit): Likewise.
617 (start_sequence_for_rtl_expr): Remove.
618 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
619 * rtl.h (preserve_rtl_expr_result): Remove.
621 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
623 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
624 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
627 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
629 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
630 (STANDARD_STARTFILE_PREFIX_2): Define.
631 (standard_startfile_prefix_1): Initialize to
632 STANDARD_STARTFILE_PREFIX_1.
633 (standard_startfile_prefix_2): Initialize to
634 STANDARD_STARTFILE_PREFIX_2.
635 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
636 (STANDARD_STARTFILE_PREFIX_1): Define.
637 (STANDARD_STARTFILE_PREFIX_2): Define.
638 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
639 (STANDARD_STARTFILE_PREFIX_2): Document.
641 2004-07-01 Richard Henderson <rth@redhat.com>
643 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
644 in order to disable scalarization. Instead set a flag and wait
645 for a candidate decl.
647 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
649 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
650 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
651 Use terminology "testsuite" and "enumerated".
653 2004-07-01 Richard Henderson <rth@redhat.com>
655 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
656 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
657 (initial_return_save): Likewise.
658 (flush_queued_reg_saves): Remap register numbers.
659 (dwarf2out_return_reg): Likewise.
661 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
663 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
665 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
666 access functions for lower bound and element size and only output
667 if lower bound nonzero or element size not same as that of type.
668 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
670 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
672 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
674 2004-07-01 Per Bothner <per@bothner.com>
676 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
678 2004-07-01 Jakub Jelinek <jakub@redhat.com>
680 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
681 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
682 first operand. Don't optimize if the bitfield is volatile.
684 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
686 * c-pretty-print.c (pp_c_postfix_expression): Handle
687 floating-point comparison operators.
688 (pp_c_expression): Pass floating-point comparison
689 operators to pp_c_postfix_expression.
691 2004-07-01 Roger Sayle <roger@eyesopen.com>
693 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
694 rtx_cost instead of "had_mult" to determine whether the transformed
695 expression is cheaper than the original.
697 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
699 * alias.c (get_alias_set, canon_rtx, get_addr,
700 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
702 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
703 expand_builtin): Likewise.
704 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
706 * combine.c (can_combine_p, combinable_i3pat, try_combine,
707 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
708 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
709 record_dead_and_set_regs_1, get_last_value_validate,
710 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
711 * cse.c (check_dependence, canon_hash, equiv_constant,
712 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
713 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
714 count_reg_usage): Likewise.
715 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
716 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
717 cselib_record_sets): Likewise.
718 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
719 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
720 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
721 * df.c (df_uses_record): Likewise.
722 * dojump (do_jump): Likewise.
723 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
724 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
725 decl_start_label): Likewise.
726 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
727 operand_subword, change_address_1, make_safe_from): Likewise.
728 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
729 stabilize, force_not_mem): Likewise.
730 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
731 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
732 * expr.c (convert_move, convert_modes, emit_block_move,
733 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
734 emit_move_insn_1, expand_assignment, store_expr,
735 store_constructor_field, store_constructor, store_field,
736 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
738 * final.c (cleanup_subreg_operands, alter_subreg,
739 get_mem_expr_from_op): Likewise.
740 * flow.c (notice_stack_pointer_modification_1,
741 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
743 * function.c (mark_temp_addr_taken, preserve_temp_slots,
744 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
745 optimize_bit_field, flush_addressof, purge_addressof_1,
746 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
747 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
748 keep_stack_depressed): Likewise.
749 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
750 noce_process_if_block, find_memory): Likewise.
751 * integrate.c (subst_constants, allocate_initial_values): Likewise.
752 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
753 update_equiv_regs): Likewise.
754 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
755 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
756 * optabs.c (expand_abs, emit_unop_insn): Likewise.
757 * passes.c (rest_of_handle_final): Likewise.
758 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
759 move2add_note_store): Likewise.
760 * ra-build.c (detect_remat_webs): Likewise.
761 * ra-debug.c (dump_static_insn_cost): Likewise.
762 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
763 * recog.c (validate_change, apply_change_group, cancel_changes,
764 validate_replace_rtx_1, general_operand, register_operand,
765 nonmemory_operand, push_operand, pop_operand, memory_operand,
766 indirect_operand, asm_operand_ok, offsettable_memref_p,
767 offsettable_nonstrict_memref_p, constrain_operands,
768 store_data_bypass_p): Likewise.
769 * reg-stack.c (subst_stack_regs_pat): Likewise.
770 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
771 copy_cost, reg_scan_mark_refs): Likewise.
772 * regmove.c (optimize_reg_copy_3, stack_memref_p,
773 combine_stack_adjustments_for_block): Likewise.
774 * regrename.c (copyprop_hardreg_forward_1): Likewise.
775 * reload.c (can_reload_into, push_reload, decompose, immune_p,
776 find_reloads, find_reloads_address, find_reloads_address_1,
777 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
778 find_equiv_reg): Likewise.
779 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
780 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
781 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
782 delete_address_reloads): Likewise.
783 * resource.c (mark_referenced_resources): Likewise.
784 * rtlanal.c (get_jump_table_offset, count_occurrences,
785 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
786 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
787 num_sign_bit_copies1): Likewise.
788 * rtlhooks.c (gen_lowpart_general): Likewise.
789 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
790 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
791 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
792 sdbout_global_decl): Likewise.
793 * simplify-rtx.c (simplify_subreg): Likewise.
794 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
795 expand_anon_union_decl, expand_end_case_type): Likewise.
796 * unroll.c (calculate_giv_inc): Likewise.
797 * var-tracking.c (stack_adjust_offset_pre_post,
798 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
799 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
800 vt_add_function_parameters): Likewise.
801 * varasm.c (make_var_volatile, notice_global_symbol,
802 assemble_external, decode_addr_const, mark_weak,
803 default_encode_section_info): Likewise.
805 2004-07-01 Steven Bosscher <stevenb@suse.de>
807 * stmt.c (check_seenlabel): Remove.
808 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
810 2004-07-01 Richard Henderson <rth@redhat.com>
812 * function.h (struct function): Remove x_function_call_count.
813 (function_call_count): Remove.
814 * calls.c (expand_call): Don't set it.
815 * integrate.c (copy_rtx_and_substitute): Likewise.
817 * function.h (struct function): Remove x_cleanup_label.
818 (cleanup_label): Remove.
819 * stmt.c (expand_value_return): Don't use it.
820 * function.c (free_after_compilation): Don't set it.
821 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
822 * cfgexpand.c (tree_expand_cfg): Update call.
823 * tree.h (expand_function_start): Update decl.
825 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
828 * c-lang.c (c_initialize_diagnostics): Move from here ...
829 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
830 (c_tree_printer): Use pretty-printer to format %T.
831 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
832 before '*' if not C++.
833 (pp_c_direct_abstract_declarator): Don't try to print array upper
834 bound for flexible array members.
835 * c-tree.h: Include "diagnostic.h".
836 (c_initialize_diagnostics): Declare.
837 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
838 * c-format.c (format_type_warning): New function. Improve
839 diagnostics for incorrect format argument types.
840 (check_format_types): Use it. Add two parameters. Use the
841 TYPE_MAIN_VARIANT of wanted_type.
842 (check_format_info_main): Pass new parameters to
844 (struct format_wanted_type): Update comment.
846 2004-07-01 Nick Clifton <nickc@redhat.com>
848 * target.h (struct gcc_target): Add new field to struct cxx:
850 * target-def.h (TARGET_CXX): Initialise the new field.
851 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
853 * doc/tm.texi: Document the new target hook.
855 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
857 * builtins.c (fold_builtin_classify): Fix typo.
859 2004-07-01 Richard Henderson <rth@redhat.com>
861 * function.c (identify_blocks, identify_blocks_1): Remove.
862 * function.h (identify_blocks): Remove.
863 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
865 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
867 * builtins.c (fold_builtin_classify): New.
868 (fold_builtin_unordered_cmp): Fix commentary.
869 (fold_builtin): Use it.
870 * builtins.def: Define builtins for isnan,
871 isnanf, isnanl, finite, finitef, finitel,
872 isinf, isinff, isinfl.
874 2004-07-01 Richard Henderson <rth@redhat.com>
876 * function.h (struct function): Remove dont_emit_block_notes.
877 * gimple-low.c (lower_function_body): Don't set it.
878 * cfgexpand.c (expand_block): Don't check it.
879 * cfglayout.c (insn_locators_initialize): Likewise.
880 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
881 * passes.c (rest_of_compilation): Likewise.
882 * stmt.c (expand_start_bindings_and_block): Likewise.
883 (expand_end_bindings): Likewise.
885 2004-07-01 Richard Henderson <rth@redhat.com>
887 * cgraph.h (cgraph_build_static_cdtor): Declare.
888 * cgraphunit.c (cgraph_build_static_cdtor): New.
889 * c-objc-common.c (build_cdtor): Use it.
890 * coverage.c (create_coverage): Likewise.
891 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
892 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
894 See ChangeLog.11 for earlier changes.