+2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * sourcebuild.texi (Config Fragments): Use @comma{} in
+ cross-reference to section title.
+
+2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-cfg.c (verify_expr): Use CHECK_OK 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 <nathan@codesourcery.com>
+
+ * 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 <stevenb@suse.de>
+
+ * 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 <rsandifo@redhat.com>
+
+ 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 <zlomekj@suse.cz>
+
+ * 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 <rth@redhat.com>
+
+ * 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 <dberlin@dberlin.org>
+
+ * 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 <rsandifo@redhat.com>
+
+ * combine.c (simplify_comparison): Fix comment typo.
+
+2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * 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 <neil@duron.akihabara.co.uk>
+
+ * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
+ and assert system is bsd.
+
+2004-07-04 Richard Sandiford <rsandifo@redhat.com>
+
+ * 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 <stevenb@suse.de>
+
+ * 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 <roger@eyesopen.com>
+
+ * 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 <rth@redhat.com>
+
+ PR c/16348
+ * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
+
+2004-07-04 Mark Mitchell <mark@codesourcery.com>
+
+ * configure.ac (ranlib_flags): New variable.
+ * Makefile.in (RANLIB_FLAGS): New variable.
+ (libbackend.a): Use it.
+ * configure: Regenerated.
+
+2004-07-04 Roger Sayle <roger@eyesopen.com>
+
+ * 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 <neil@duron.akihabara.co.uk>
+
+ * 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 <gerald@pfeifer.com>
+
+ * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
+
+2004-07-04 Richard Henderson <rth@redhat.com>
+
+ * 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 <rth@redhat.com>
+
+ * 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 <rth@redhat.com>
+
+ 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 <rth@redhat.com>
+
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
+ fp plus with minus.
+
+2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
+ with tree_int_cst_equal.
+
+2004-07-03 Andreas Schwab <schwab@suse.de>
+
+ * 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 <kenner@vlsi1.ultra.nyu.edu>
+
+ * 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 <stevenb@suse.de>
+
+ * 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 <zack@codesourcery.com>
* c-decl.c (struct c_binding): Remove contour field; add