2004-07-05 Joseph S. Myers * doc/sourcebuild.texi: Revert previous patch. 2004-07-05 Joseph S. Myers * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check TARGET_MEM_FUNCTIONS. * system.h: Poison TARGET_MEM_FUNCTIONS. * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc, bcmp_libfunc, bzero_libfunc): Remove. * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or bzero_libfunc. * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove. * doc/standards.texi: Don't mention calling BSD string functions. * doc/invoke.texi: Likewise. Mention that memmove may be called. * config/vax/t-memfuncs: New. * config/memcmp.c, config/memcpy.c, config/memmove.c, config/memset.c: New. * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files. * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use vax/t-memfuncs. * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h, config/elfos.h, config/gnu.h, config/h8300/h8300.h, config/i386/gas.h, config/ia64/ia64.h, config/interix.h, config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h, config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h, config/netbsd.h, config/openbsd.h, config/pa/pa.h, config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h, config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h, config/svr3.h: Don't define TARGET_MEM_FUNCTIONS. 2004-07-05 Richard Henderson * function.c (assign_parm_setup_reg): Properly rename variables in FUNCTION_ARG_CALLEE_COPIES section. 2004-07-05 Zack Weinberg * tree-mudflap.c: Include cgraph.h. (mf_init_extern_trees): Rename to mudflap_init. Export. Rewrite to create synthetic declarations instead of looking up declarations from mf-runtime.h. (mf_make_builtin, mf_make_cache_struct_type): New functions. (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl): Correct commentary. (execute_mudflap_function_decls, mudflap_register_call): Don't call mf_init_extern_trees. (mudflap_finish_file): Use cgraph_build_static_cdtor. * tree-mudflap.h: Update prototypes. * c-mudflap.c: Delete file. * c-common.c: Include tree-mudflap.h. (c_common_nodes_and_builtins): Call mudflap_init if appropriate. * Makefile.in: Remove all references to c-mudflap.o. Update dependencies. 2004-07-05 John David Anglin * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short displacements with the spatial-locality cache-control completer. 2004-07-05 Zack Weinberg * langhooks.c: Don't include gt-langhooks.h. (var_labelno): Delete. (lhd_set_decl_assembler_name): Do not append a distinguishing number to file-scope internal-linkage declarations for the first input file, even if they have DECL_CONTEXT set. Use DECL_UID of the declaration itself (if at block scope), or its containing TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing number. * opts.c (cur_in_fname): New global. * opts.h: Declare it. * tree.c: Include opts.h. (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it DECL_UID equal to cur_in_fname. (copy_node_stat): Do not change DECL_UID when copying a TRANSLATION_UNIT_DECL. (build_common_tree_nodes): Adjust next_decl_uid to reserve the range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs. * c-decl.c (c_static_assembler_name): Delete. * c-tree.h (c_static_assembler_name): Delete prototype. * c-lang.c, objc/objc-lang.c: Don't override LANG_HOOKS_SET_DECL_ASSEMBLER_NAME. * Makefile.in (tree.o): Update dependencies. (GTFILES): Remove langhooks.c. 2004-07-05 Roger Sayle * fold-const.c (fold) : Optimize unsigned modulus by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)". Normalize "X % C" as "X % -C" for signed modulus and negative C. Optimize "X % -Y" as "X % Y" for signed modulus. : Recursively call "fold" when transforming "(X % Y) == 0" into "((unsigned) X % Y) == 0". 2004-07-05 Joseph S. Myers * sourcebuild.texi (Config Fragments): Use @comma{} in cross-reference to section title. 2004-07-05 Richard Kenner * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro. * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it. (gimplify_target_expr, gimplify_expr): Likewise. (copy_if_shared_r): No longer need special case for BIND_EXPR. (unshare_body, unvisit_body): Only look at nested if BODY_P is whole function. (gimplify_compound_lval): See if we can strip any useless conversion. (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size from RHS, not LHS. (gimplify_modify_expr_to_memset): Likewise. (gimplify_expr, case CONSTRUCTOR): Handle use as statement. * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P. (declare_inline_vars): Likewise. (walk_type_fields): New function. (walk_tree): Use it. * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR. * tree-sra.c (struct sra_walk_fns): Init function now returns bool. (sra_walk_modify_expr): Allow init function to fail. (scan_init): Now returns bool. (generate_element_init): If can't understand INIT, return false. (scalarize_init): Return false if generate_element_init does. * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly print bounds. * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against bounds if bounds aren't constant. * tree-cfg.c (verify_expr): Use CHECK_OP in binary case. * function.c, langhooks-def.h, langhooks.h: Move max_size hook to type hooks; remove bogus PARAMS. 2004-07-05 Nathan Sidwell * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1. * dwarf2out.c (add_data_member_location_attribute): Check for TREE_BINFO. * tree.c (tree_node_kinds): Add "binfos". (binfo_lang_slots): New. (make_node_stat): Add TREE_BINFO. (make_tree_binfo_stat): New. (tree_node_structure): Add TREE_BINFO. * tree.def (TREE_BINFO): New. * tree.h (REC_OR_UNION_CHECK): Rename to ... (RECORD_OR_UNION_CHECK): ... here. (NOT_RECORD_OR_UNION_CHECK): New. (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO. (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for RECORD_OR_UNION_CHECK. (TYPE_BINFO): Use RECORD_OR_UNION_CHECK. (TYPE_LANG_SLOT_1): New. (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS, BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD, BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust. (BINFO_ELTS): Remove. (BINFO_LANG_SLOT): New. (struct tree_binfo): New. (binfo_lang_slots): Declare. (enum tree_node_structure_enum): Add TS_BINFO. (union tree_node): Add binfo. (make_tree_binfo_stat): Declare. (make_tree_binfo): New. (enum tree_node_kind): Add binfo_kind. * objc/objc-act.c (start_class, objc_declare_protocols, start_protocols): Use TYPE_LANG_SLOT_1. * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename to ... (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here. (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE, CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS, PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1. 2004-07-05 Steven Bosscher * rtl.h (struct rtx_def): Remove the integrated flag. Use the return_val flag for MEM_SCALAR_P. Reshuffle and update flags in CLEAR_RTX_FLAGS. 2004-07-05 Richard Sandiford PR target/16357 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs to mips_expand_unaligned_load, mips_expand_unaligned_store, and move_by_pieces. 2004-07-05 Josef Zlomek * var-tracking.c: Fix some comments. (frame_stack_adjust): New. (vt_stack_adjustments): Init stack_adjust of entry block to minus stack adjustment of function prologue. (adjust_stack_reference): Do not adjust if adjustment == 0. (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS. (emit_notes_in_bb): Likewise. (vt_add_function_parameters): Do not adjust locations of function arguments. (vt_initialize): Compute the stack adjustment of function prologue and offset the initial "location" of frame_base_decl from the stack pointer after prologue. 2004-07-04 Richard Henderson * function.c (struct assign_parm_data_all): New. (struct assign_parm_data_one): New. (assign_parms_initialize_all, assign_parms_augmented_arg_list, assign_parm_find_data_types, assign_parms_setup_varargs, assign_parm_find_entry_rtl, assign_parm_is_stack_parm, assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl, assign_parm_adjust_stack_rtl, assign_parm_setup_block_p, assign_parm_setup_block, assign_parm_setup_reg, assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ... (assign_parms): ... here. 2004-07-04 Daniel Berlin * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets now are bitmap_set_t's. (bitmap_insert_into_set): No point in inserting the value if it's invariant. (bitmap_set_contains): New function. (bitmap_set_replace_value): Add comment on why we do it this way. (set_contains): Removed. (bitmap_set_subtract_from_value_set): New name of set_subtract now that it's arguments are two different types of sets. Update callers. (bitmap_find_leader): Change algorithm used. (find_or_generate_expression): Update use of functions for new bitmap sets. (create_expression_by_pieces): Ditto. (insert_aux): Ditto. (insert): Ditto. (add_to_sets): Ditto. (init_pre): Ditto. (execute_pre): Ditto. (compute_avail): Ditto. Also ignore virtual phis. 2004-07-04 Richard Sandiford * combine.c (simplify_comparison): Fix comment typo. 2004-07-04 Eric Botcazou * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename into LEAF_SIBCALL_SLOT_RESERVED_P after negation. (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P. (output_restore): Change parameter from 'insn' to 'pat'. (output_return): Adjust call to output_restore. (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P. Adjust call to output_restore. 2004-07-04 Neil Booth * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__ and assert system is bsd. 2004-07-04 Richard Sandiford * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete. (TARGET_SWITCHES): Remove -mdebugc. * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu) (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling. (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i) (sle_[sd]i_reg): Delete. 2004-07-04 Steven Bosscher * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define. * config/iq2000/iq2000.md: Translate old pipeline description to an equivalent new one. 2004-07-04 Roger Sayle * tree-ssa-ccp.c (set_rhs): Change function to return a bool. Ensure the replacement rhs is valid gimple before performing the substitution. Return false if these sanity checks fail. (fold_stmt): Only set changed to true, if set_rhs returns true. (execute_fold_all_builtins): Only call modify_stmt if set_rhs succeeds. 2004-07-04 Richard Henderson PR c/16348 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops. 2004-07-04 Mark Mitchell * configure.ac (ranlib_flags): New variable. * Makefile.in (RANLIB_FLAGS): New variable. (libbackend.a): Use it. * configure: Regenerated. 2004-07-04 Roger Sayle * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate a "sign mask" instead of using ashr_optab directly. 2004-07-04 Neil Booth * doc/cpp.texi: Don't document what we do for ill-formed expressions. * doc/cppopts.texi: Clarify processing of command-line defines. 2004-07-04 Gerald Pfeifer * doc/contrib.texi (Contributors): Adjust link for GNU Classpath. 2004-07-04 Richard Henderson * rtl.def (ADDRESSOF): Remove. * alias.c (rtx_equal_for_memref_p): Don't handle addressof. (find_base_term, memrefs_conflict_p): Likewise. * cse.c (fixed_base_plus_p, find_best_addr: Likewise. (fold_rtx, cse_insn, set_live_p): Likewise. * dwarf2out.c (mem_loc_descriptor): Likewise. (add_location_or_const_value_attribute): Likewise. * emit-rtl.c (copy_insn_1): Likewise. * explow.c (memory_address): Likewise. * expmed.c (store_split_bit_field): Likewise. * expr.c (expand_expr_real_1): Likewise. * function.c (instantiate_decl (instantiate_virtual_regs_1, fix_lexical_addr): Likewise. * genrecog.c (preds, validate_pattern): Likewise. * integrate.c (copy_rtx_and_substitute): Likewise. * recog.c (general_operand, register_operand): Likewise. (memory_address_p): Likwise. * reload1.c (eliminate_regs, elimination_effects): Likewise. * rtl.c (copy_rtx): Likewise. * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise. (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise. * rtlhooks.c (gen_lowpart_general): Likewise. * stmt.c (expand_asm_operands): Likewise. * web.c (entry_register, replace_ref, web_main): Likewise. * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p, alpha_expand_block_move, alpha_expand_block_clear): Likewise. * config/arm/arm.c (thumb_rtx_costs): Likewise. * config/c4x/c4x.c (c4x_valid_operands): Likewise. * config/frv/frv.c (move_destination_operand, move_source_operand, condexec_dest_operand, condexec_source_operand, condexec_memory_operand): Likewise. * config/h8300/h8300.h (PREDICATE_CODES): Likewise. * config/ia64/ia64.c (general_xfmode_operand): Likewise. (destination_xfmode_operand): Likewise. * config/mips/mips.h (PREDICATE_CODES): Likewise. * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise. * config/s390/s390.c (general_s_operand): Likewise. * config/s390/s390.md (mov*): Likewise. * config/sparc/sparc.h (PREDICATE_CODES): Likewise. * c-typeck.c (c_mark_addressable): Don't put_var_into_stack. * expr.c (expand_expr_real_1): Likewise. * stmt.c (expand_decl): Likewise. * config/c4x/c4x.c (c4x_expand_builtin): Likewise. * function.c (struct fixup_replacement, struct insns_for_mem_entry, postponed_insns, put_var_into_stack, put_reg_into_stack, schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement, fixup_var_refs_insns, fixup_var_refs_insns_with_hash, fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg, walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field, gen_mem_addressof, flush_addressof, put_addressof_into_stack, purge_bitfield_addressof_replacements, purge_addressof_replacements, purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp, struct insns_for_mem_walk_info, insns_for_mem_walk, compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect, setjmp_protect_args): Remove. (push_function_context_to): Don't handle var_refs_queue. (pop_function_context_from, free_after_compilation): Likewise. (instantiate_virtual_regs): Don't handle parm_reg_stack_loc. (assign_parms, allocate_struct_function): Likewise. (use_register_for_decl): New. (expand_function_end): Don't setjmp_protect. * function.h (struct emit_status): Update commentary. (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc. (max_parm_reg, parm_reg_stack_loc): Remove. * passes.c (DFI_addressof): Remove. (dump_file_info): Remove addressof. (rest_of_handle_addressof): Remove. (rest_of_compilation): Don't call it. * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove. * stmt.c (expand_decl): Use use_register_for_decl. * tree.h: Update decls. * web.c (mark_addressof): Remove. * doc/invoke.texi (-dF): Remove. 2004-07-03 Richard Henderson * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp instead of gen_mem_addressof. * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle TImode output register. 2004-07-03 Richard Henderson PR tree-optimization/16341 * tree-sra.c (sra_walk_function): Increment to next stmt before processing the current stmt. (sra_insert_after): Always use BSI_SAME_STMT. 2004-07-03 Richard Henderson * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold fp plus with minus. 2004-07-03 Joseph S. Myers * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal with tree_int_cst_equal. 2004-07-03 Andreas Schwab * config/ia64/ia64.md: Define new attribute "empty". (prologue_use, nop_x, insn_group_barrier): Set it. * config/ia64/ia64.c (ia64_reorg): When looking for trailing call skip over "empty" insns. 2004-07-03 Richard Kenner * tree-inline.c (initialize_inlined_parameters): Pass proper function context to gimplify_body. (walk_tree): Don't walk into types twice. (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers. * tree-sra.c (generate_element_init): Remove any useless conversions. * gimplify.c (gimplify_conversion): Remove stripping useless conversions from here. (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS. (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare): Unshare before substituting PLACEHOLDER_EXPR. (gimplify_modify_expr_to_memset): Likewise. Pass address of TO to memset, not TO itself. (gimplify_init_constructor): Make copy of OBJECT so we have it each time we make an expression (to match a PLACEHOLDER_EXPR). * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at VIEW_CONVERT_EXPR and NON_LVALUE_EXPR. * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION. * tree-ssa-dom.c (local_fold): Likewise. * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook. * langhooks.h (strct lang_hooks): New field type_max_size. * function.c (assign_temp): Call it. 2004-07-03 Steven Bosscher * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1. * config/sh/sh.md: Convert the SH1 pipeline description to a DFA model. 2004-07-02 Zack Weinberg * c-decl.c (struct c_binding): Remove contour field; add depth, invisible, nested fields. (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE) (B_IN_EXTERNAL_SCOPE): New convenience macros. (bind): Add invisible and nested arguments. Initialize new fields of struct c_binding; adjust loop scanning for insertion point. (free_binding_and_advance): Clear structure with memset. (pop_scope): Adjust to match. Set DECL_CONTEXT on everything in file scope, even if it's in external scope too. (pushdecl): Adjust to match. Create invisible file-scope declarations for block-scope forward declarations of static functions. (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare) (undeclared_variable, lookup_label, declare_label, define_label) (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function) (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value) (store_parm_decls_oldstyle): Adjust to match. (diagnose_mismatched_decls): Correct handling of linkage clashes. (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE. * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete. (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one. 2004-07-02 Richard Henderson * c-decl.c (grokdeclarator): Don't frob current_function_decl around variable_size. (set_decl_nonlocal): Remove. (store_parm_decls): Add stmts for pending sizes. * calls.c (calls_function, calls_function_1): Remove. (precompute_arguments): Don't call it. * cfgexpand.c (set_save_expr_context): Remove. (tree_expand_cfg): Don't call it. * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR. (dwarf2out_finish): Likewise. * expr.c (emit_block_move): Adjust addresses to BLKmode. (store_constructor): Don't pre-evaluate SAVE_EXPR. (safe_from_p): Don't queue SAVE_EXPRs. (expand_expr_real_1 ): Rewrite to expect, or build plain VAR_DECLs. * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL. (fold): Likewise. (fold_checksum_tree): Don't special-case SAVE_EXPR. * function.c (free_after_compilation): Don't clear x_save_expr_regs. (put_var_into_stack): Don't handle SAVE_EXPR. (gen_mem_addressof): Likewise. * function.h (struct function): Remove x_save_expr_regs. (save_expr_regs): Remove. * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR. * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER. * stor-layout.c (variable_size): Don't set it. (force_type_save_exprs, force_type_save_exprs_1): Remove. * tree-inline.c (remap_save_expr): Remove fn argument. Update all callers. Don't set SAVE_EXPR_CONTEXT. * tree-inline.h (remap_save_expr): Update decl. * tree.c (save_expr): Update build size. (first_rtl_op): Don't handle SAVE_EXPR. (unsave_expr_1, contains_placeholder_p): Likewise. (decl_function_context): Likewise. * tree.def (SAVE_EXPR): Remove args 1 and 2. * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove. (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove. 2004-07-03 Joseph S. Myers * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi, doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi, doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid some first-person references and patronizing comments. Based on printed manual. * doc/invoke.texi: Don't reference fortran@gnu.org. * doc/trouble.texi (Warning when a non-void function value is ignored): Rewrite. From Russ Allbery and Chris Devers. 2004-07-02 Daniel Berlin * config/rs6000/rs6000.c (struct processor_costs): New structure used to hold instruction latencies/sizes for processor types. (rs6000_cost): New global variable pointing to current CPU's costs. (rs6000_override_options): Initialize rs6000_cost to point to the appropriate cost table based upon rs6000_cpu and optimize_size. (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor timings inline. 2004-07-02 Richard Henderson * expmed.c (make_tree): Don't use SET_DECL_RTL. 2004-07-02 Steven Bosscher * tree-flow.h (bb_ann_d): Remove ephi_nodes field. 2004-07-01 Richard Henderson * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx. (alpha_gp_save_rtx): Use assign_stack_local instead of gen_mem_addressof. 2004-07-01 Richard Henderson * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div. (alpha_rtx_cost_data): Update to match. (alpha_rtx_cost_size): New. (alpha_rtx_costs): Honor optimize_size. 2004-07-01 Richard Henderson * gimple-low.c (lower_function_body): Don't reset_block_changes here. * cfgexpand.c (tree_expand_cfg): Do it here. * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here. * config/ia64/ia64.c (ia64_output_mi_thunk): And here. * config/mips/mips.c (mips_output_mi_thunk): And here. * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here. * config/sh/sh.c (sh_output_mi_thunk): And here. * config/sparc/sparc.c (sparc_output_mi_thunk): And here. 2004-07-01 Richard Henderson * tree.def (RTL_EXPR): Remove. * c-typeck.c (lvalue_p): Don't handle it. * expr.c (safe_from_p): Likewise. (expand_expr_real_1): Likewise. * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise. (fold_checksum_tree, tree_expr_nonnegative_p): Likewise. * gengtype.c (adjust_field_tree_exp): Likewise. * stmt.c (warn_if_unused_value): Likewise. * tree-gimple.c (recalculate_side_effects): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise. (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise. * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove. * stmt.c (struct stmt_status): Remove x_last_expr_type, x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value. (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove. (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove all the bits that tracked last_expr. (expand_end_bindings): Don't track last_expr. (expand_start_stmt_expr, expand_end_stmt_expr): Remove. (clear_last_expr): Remove. (expand_asm): Don't call it. (expand_asm_operands, expand_end_cond): Likewise. (expand_naked_return, expand_null_return_1): Likewise. * c-typeck.c (c_begin_compound_stmt): Likewise. * cfgexpand.c (expand_block): Use expand_expr_stmt. * expr.c (expand_expr_real_1): Likewise. * tree.h: Update prototypes. * function.h (struct sequence_stack): Remove sequence_rtl_expr. (struct emit_status): Remove sequence_rtl_expr. (struct function): Remove x_rtl_expr_chain. (seq_rtl_expr, rtl_expr_chain): Remove. * function.c (struct temp_slot): Remove rtl_expr. (assign_stack_temp_for_type): Don't set it. (free_temp_slots, pop_temp_slots): Don't check it. (free_after_compilation): Don't clear x_rtl_expr_chain. (fixup_var_refs): Don't search it. (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove. * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr or seq_rtl_expr. (push_topmost_sequence): Likewise. (end_sequence, init_emit): Likewise. (start_sequence_for_rtl_expr): Remove. * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR. * rtl.h (preserve_rtl_expr_result): Remove. 2004-07-02 Kazu Hirata * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c, tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment typos. 2004-07-02 Aaron W. LaFramboise * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define. (STANDARD_STARTFILE_PREFIX_2): Define. (standard_startfile_prefix_1): Initialize to STANDARD_STARTFILE_PREFIX_1. (standard_startfile_prefix_2): Initialize to STANDARD_STARTFILE_PREFIX_2. * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove. (STANDARD_STARTFILE_PREFIX_1): Define. (STANDARD_STARTFILE_PREFIX_2): Define. * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document. (STANDARD_STARTFILE_PREFIX_2): Document. 2004-07-01 Richard Henderson * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr in order to disable scalarization. Instead set a flag and wait for a candidate decl. 2004-07-01 Joseph S. Myers * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi, doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi: Use terminology "testsuite" and "enumerated". 2004-07-01 Richard Henderson * dwarf2out.c (reg_save): Use INVALID_REGNUM. (dwarf2out_reg_save, dwarf2out_return_save): Likewise. (initial_return_save): Likewise. (flush_queued_reg_saves): Remap register numbers. (dwarf2out_return_reg): Likewise. 2004-07-01 Richard Kenner * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL. * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use access functions for lower bound and element size and only output if lower bound nonzero or element size not same as that of type. (dump_generic_node, case COMPONENT_REF): Use access func. for offset. 2004-07-01 Paolo Bonzini * c-pretty-print.c (pp_c_postfix_expression): Fix pasto. 2004-07-01 Per Bothner * final.c (final): Fix typo reported by Aaron W. LaFramboise. 2004-07-01 Jakub Jelinek * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's first operand. Don't optimize if the bitfield is volatile. 2004-07-01 Paolo Bonzini * c-pretty-print.c (pp_c_postfix_expression): Handle floating-point comparison operators. (pp_c_expression): Pass floating-point comparison operators to pp_c_postfix_expression. 2004-07-01 Roger Sayle * simplify-rtx.c (simplify_binary_operation) : Use rtx_cost instead of "had_mult" to determine whether the transformed expression is cheaper than the original. 2004-07-01 Jerry Quinn * alias.c (get_alias_set, canon_rtx, get_addr, nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1): Use MEM_P. * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func, expand_builtin): Likewise. * calls.c (expand_call, emit_library_call_value_1, store_one_arg): Likewise. * combine.c (can_combine_p, combinable_i3pat, try_combine, find_split_point, combine_simplify_rtx, simplify_set, make_extraction, rtx_equal_for_field_assignment_p, gen_lowpart_for_combine, record_dead_and_set_regs_1, get_last_value_validate, mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise. * cse.c (check_dependence, canon_hash, equiv_constant, gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers, cse_around_loop, cse_check_loop_start, cse_set_around_loop, count_reg_usage): Likewise. * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup, cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set, cselib_record_sets): Likewise. * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol, dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise. * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise. * df.c (df_uses_record): Likewise. * dojump (do_jump): Likewise. * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor, loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info, decl_start_label): Likewise. * emit-rtl.c (gen_complex_constant_part, gen_highpart, operand_subword, change_address_1, make_safe_from): Likewise. * explow.c (break_out_memory_refs, copy_all_regs, validize_mem, stabilize, force_not_mem): Likewise. * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field, expand_mult_const, expand_divmod, emit_store_flag): Likewise. * expr.c (convert_move, convert_modes, emit_block_move, emit_group_load, emit_group_store, clear_storage, emit_move_insn, emit_move_insn_1, expand_assignment, store_expr, store_constructor_field, store_constructor, store_field, force_operand, safe_from_p, expand_expr_real_1, expand_increment): Likewise. * final.c (cleanup_subreg_operands, alter_subreg, get_mem_expr_from_op): Likewise. * flow.c (notice_stack_pointer_modification_1, init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs): Likewise. * function.c (mark_temp_addr_taken, preserve_temp_slots, preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1, optimize_bit_field, flush_addressof, purge_addressof_1, instantiate_decl, instantiate_virtual_regs_1, assign_parms, setjmp_protect, setjmp_protect_args, fix_lexical_addr, keep_stack_depressed): Likewise. * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok, noce_process_if_block, find_memory): Likewise. * integrate.c (subst_constants, allocate_initial_values): Likewise. * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p, update_equiv_regs): Likewise. * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store, maybe_eliminate_biv_1, find_mem_in_note_1): Likewise. * optabs.c (expand_abs, emit_unop_insn): Likewise. * passes.c (rest_of_handle_final): Likewise. * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands, move2add_note_store): Likewise. * ra-build.c (detect_remat_webs): Likewise. * ra-debug.c (dump_static_insn_cost): Likewise. * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise. * recog.c (validate_change, apply_change_group, cancel_changes, validate_replace_rtx_1, general_operand, register_operand, nonmemory_operand, push_operand, pop_operand, memory_operand, indirect_operand, asm_operand_ok, offsettable_memref_p, offsettable_nonstrict_memref_p, constrain_operands, store_data_bypass_p): Likewise. * reg-stack.c (subst_stack_regs_pat): Likewise. * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes, copy_cost, reg_scan_mark_refs): Likewise. * regmove.c (optimize_reg_copy_3, stack_memref_p, combine_stack_adjustments_for_block): Likewise. * regrename.c (copyprop_hardreg_forward_1): Likewise. * reload.c (can_reload_into, push_reload, decompose, immune_p, find_reloads, find_reloads_address, find_reloads_address_1, reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p, find_equiv_reg): Likewise. * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn, reload_as_needed, choose_reload_regs, emit_input_reload_insns, do_input_reload, emit_reload_insns, gen_reload, delete_output_reload, delete_address_reloads): Likewise. * resource.c (mark_referenced_resources): Likewise. * rtlanal.c (get_jump_table_offset, count_occurrences, reg_referenced_p, reg_set_p, set_of_1, set_noop_p, reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1, num_sign_bit_copies1): Likewise. * rtlhooks.c (gen_lowpart_general): Likewise. * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise. * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol, sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms, sdbout_global_decl): Likewise. * simplify-rtx.c (simplify_subreg): Likewise. * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl, expand_anon_union_decl, expand_end_case_type): Likewise. * unroll.c (calculate_giv_inc): Likewise. * var-tracking.c (stack_adjust_offset_pre_post, bb_stack_adjust_offset, track_expr_p, count_uses, add_uses, add_stores, compute_bb_dataflow, vt_get_decl_and_offset, vt_add_function_parameters): Likewise. * varasm.c (make_var_volatile, notice_global_symbol, assemble_external, decode_addr_const, mark_weak, default_encode_section_info): Likewise. 2004-07-01 Steven Bosscher * stmt.c (check_seenlabel): Remove. (pushcase, pushcase_range, expand_end_case_type): Don't call it. 2004-07-01 Richard Henderson * function.h (struct function): Remove x_function_call_count. (function_call_count): Remove. * calls.c (expand_call): Don't set it. * integrate.c (copy_rtx_and_substitute): Likewise. * function.h (struct function): Remove x_cleanup_label. (cleanup_label): Remove. * stmt.c (expand_value_return): Don't use it. * function.c (free_after_compilation): Don't set it. (expand_function_start): Likewise. Remove parms_have_cleanups arg. * cfgexpand.c (tree_expand_cfg): Update call. * tree.h (expand_function_start): Update decl. 2004-07-01 Joseph S. Myers PR c/1027 * c-lang.c (c_initialize_diagnostics): Move from here ... * c-objc-common.c: ... to here. Include "c-pretty-print.h". (c_tree_printer): Use pretty-printer to format %T. * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space before '*' if not C++. (pp_c_direct_abstract_declarator): Don't try to print array upper bound for flexible array members. * c-tree.h: Include "diagnostic.h". (c_initialize_diagnostics): Declare. * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define. * c-format.c (format_type_warning): New function. Improve diagnostics for incorrect format argument types. (check_format_types): Use it. Add two parameters. Use the TYPE_MAIN_VARIANT of wanted_type. (check_format_info_main): Pass new parameters to check_format_types. (struct format_wanted_type): Update comment. 2004-07-01 Nick Clifton * target.h (struct gcc_target): Add new field to struct cxx: import_export_class. * target-def.h (TARGET_CXX): Initialise the new field. (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for the new field. * doc/tm.texi: Document the new target hook. 2004-07-01 Paolo Bonzini * builtins.c (fold_builtin_classify): Fix typo. 2004-07-01 Richard Henderson * function.c (identify_blocks, identify_blocks_1): Remove. * function.h (identify_blocks): Remove. * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment. 2004-07-01 Paolo Bonzini * builtins.c (fold_builtin_classify): New. (fold_builtin_unordered_cmp): Fix commentary. (fold_builtin): Use it. * builtins.def: Define builtins for isnan, isnanf, isnanl, finite, finitef, finitel, isinf, isinff, isinfl. 2004-07-01 Richard Henderson * function.h (struct function): Remove dont_emit_block_notes. * gimple-low.c (lower_function_body): Don't set it. * cfgexpand.c (expand_block): Don't check it. * cfglayout.c (insn_locators_initialize): Likewise. * expr.c (expand_expr_real, expand_expr_real_1): Likewise. * passes.c (rest_of_compilation): Likewise. * stmt.c (expand_start_bindings_and_block): Likewise. (expand_end_bindings): Likewise. 2004-07-01 Richard Henderson * cgraph.h (cgraph_build_static_cdtor): Declare. * cgraphunit.c (cgraph_build_static_cdtor): New. * c-objc-common.c (build_cdtor): Use it. * coverage.c (create_coverage): Likewise. * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove. * optabs.c (init_optabs): Don't set gcov_init_libfunc. See ChangeLog.11 for earlier changes.