path: root/gcc/ChangeLog

2004-07-20  Richard Henderson  <rth@redhat.com>

	* cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
	(expand_gimple_basic_block): out from here.  Renamed from expand_block.

2004-07-20  David S. Miller  <davem@nuts.davemloft.net>

	* config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
	enormous cost if not TARGET_HARD_MUL.

2004-07-20  Andrew Pinski  <apinski@apple.com>

	PR target/16557
	* config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
	(ASM_SPEC): here.

2004-07-21  Paul brook  <paul@codesourcery.com>

	* config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.

2004-07-20  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* fold-const.c (operand_equal_p): Temporarily support NULL args.
	(operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
	(operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.

2004-07-20  Zack Weinberg  <zack@codesourcery.com>

	* rtl.h (plus_constant): Delete.
	(plus_constant_wide): Rename to plus_constant.
	(plus_constant_for_output_wide): Delete vestigial prototype.
	(GEN_INT): Remove unnecessary cast.
	* tree.h (build_int_2, size_int_type): Delete.
	(build_int_2_wide): Rename to build_int_2.
	(size_int_wide): Rename to size_int_kind.
	(size_int_type_wide): Rename to size_int_type.
	(size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
	Remove unnecessary cast.
	* tree.c (build_int_2_wide): Rename build_int_2; update comment.
	* explow.c (plus_constant_wide): Rename plus_constant; update comment.
	* fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
	(size_int_type_wide): Rename size_int_type.
	(int_const_binop): Use size_int_type.
	* c-lex.c (interpret_integer): Use build_int_2.
	* final.c (split_double): Remove unnecessary casts.
	* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.

2004-07-20  Richard Henderson  <rth@redhat.com>

	* gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
	(gimplify_compound_lval): Use is_gimple_tmp_reg.
	* tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
	(is_gimple_tmp_reg): New.
	* tree-gimple.h (is_gimple_tmp_reg): Declare.

2004-07-20  Richard Henderson  <rth@redhat.com>

	* tree-pretty-print.c (dump_generic_node): Dump
	CALL_EXPR_HAS_RETURN_SLOT_ADDR.

2004-07-20  Frank Ch. Eigler  <fche@redhat.com>

	* tree-mudflap.c (mf_set_options_fndecl): New tree.
	(mudflap_init): Set it.
	(mudflap_register_call): Remove __mf_init call.
	(mudflap_finish_file): Emit call to __mf_init here.  Emit a call to
	to pass "-ignore-reads" option to libmudflap if needed.

2004-07-20  John David Anglin  <dava.anglin@nrc-cnrc.gc.ca>

	PR c++/14607
	* config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
	(MAKE_DECL_ONE_ONLY): Undefine.
	* pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
	readonly_data, one_only_data_section, forget_section): New prototypes.
	* pa.c (pa_init_machine_status, som_text_section_asm_op): New
	functions.
	(pa_select_section): Add one-only (COMDAT) support.
	* pa.h (struct machine_function): Define.
	* som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
	(TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
	(DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
	ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
	ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
	(EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
	(EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
	(READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
	ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
	for EXTRA_SECTION_FUNCTIONS.
	* doc/install.texi: Update binutils requirements.

2004-07-20  Nathan Sidwell  <nathan@codesourcery.com>

	* vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
	VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
	VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
	size_t.
	(struct VEC): Use unsigned for num and alloc.
	* vec.c (struct vec_prefix): Likewise.
	(vec_o_reserve): Adjust.

	* dbxout.c (dbxout_type): Fix printf format.

	* tree.h (binfo_member): Remove.
	* tree.c (binfo_member): Remove.

2004-07-20  Nathan Sidwell  <nathan@codesourcery.com>

	* tree.h: Include vec.h
	(DEF_VEC_P(tree)): New type.
	(BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
	(BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
	(BINFO_LANG_SLOT): Remove.
	(BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
	(struct tree_binfo): Turn base_binfos into a trailing
	VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
	(binfo_lang_slots): Remove.
	* tree.c (binfo_lang_slots): Remove.
	(make_tree_binfo_stat): Take a base binfo count, not a
	lang slot count.  Adjust.
	* Makefile.in (TREE_H): Add vec.h
	* alias.c (record_component_aliases): Adjust BINFO access.
	* dbxout.c (dbxout_type): Likewise.
	* dwarf2out.c (gen_member_die): Likewise.
	* sdbout.c (sdbout_one_type): Likewise.
	* tree-dump.c (deque_and_dump): Likewise.
	* config/i386/i386.c (classify_argument,
	contains_128bit_aligned_vector_p): Likewise.
	* config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
	* doc/c-tree.texi (Classes): Update BINFO documentation.

2004-07-20  Steven Bosscher  <stevenb@suse.de>

	* c-common.h (check_case_value): Remove prototype.
	(c_add_case_label): Adjust prototype.
	* c-common.c (check_case_value): Make static.
	(check_case_bounds): New function.
	(c_add_case_label): Use it.  Take new argument orig_type.
	* c-typeck.c (struct c_switch): New orig_type field.
	(c_start_case): Set it.
	(do_case): Pass it to c_add_case_label.
	* expr.c (expand_expr_real_1): Don't warn for out-of-bounds
	cases from here.  Add the labels in reverse order.
	* stmt.c (struct case_node): Adjust comment.  Remove balance field.
	(add_case_node): Return nothing, don't check for duplicate cases.
	Insert new case nodes in a list, not in an AVL tree.
	(expand_end_case_type): Don't turn a case tree into a case list.
	(case_tree2list): Remove.
	* tree.h (add_case_node): Adjust prototype.

2004-07-19  Paolo Bonzini  <bonzini@gnu.org>

	* genattr.c (struct range, struct function_unit,
	write_units, extend_range, init_range): Remove them.
	(main): Remove code dealing with DEFINE_FUNCTION_UNIT.
	Output "#define INSN_SCHEDULING" here.
	* genattrtab.c (struct range, struct function_unit_op,
	struct function_unit, struct dimension, enum operator,
	operate_exp, expand_units, simplify_knowing,
	encode_units_mask, simplify_by_exploding,
	find_and_mark_used_attributes, unmark_used_attributes,
	add_values_to_cover, increment_current_value,
	test_for_current_value, simplify_with_current_value,
	simplify_with_current_value_aux, gen_unit,
	write_unit_name, write_function_unit_info,
	write_complex_function, write_toplevel_expr,
	find_single_value, extend_range): Remove.
	(write_attr_get): Do not handle common_av->value
	being an FFS.
	(struct attr_desc): Remove func_units_p and blockage_p.
	(write_attr_valueq): Do not handle them.
	(find_attr): Do not clear them.
	(make_internal_attr): Do not initialize them.
	(main): Remove code dealing with DEFINE_FUNCTION_UNIT.
	* sched-vis.c (init_target_units, insn_print_units,
	init_block_visualization, print_block_visualization,
	visualize_scheduled_insns, visualize_no_unit,
	visualize_stall_cycles, visualize_alloc,
	visualize_free, target_units, get_visual_tbl_length,
	MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
	visual_tbl_line_length, visual_tbl, n_vis_no_unit,
	MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
	* haifa-sched.c (blockage_range, clear_units,
	schedule_unit, actual_hazard, potential_hazard,
	insn_unit, unit_last_insn, unit_tick,
	actual_hazard_this_instance, potential_hazard,
	schedule_unit, max_insn_queue_index_value): Remove.
	(MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
	max_insn_queue_index.
	* rtl.def (DEFINE_FUNCTION_UNIT): Remove.
	* doc/md.texi (Processor pipeline description): Remove
	references to old pipeline descriptions.
	(Automaton pipeline description): Merge with the above.
	(Old pipeline description, Comparison of the two descriptions):
	Remove.

	* bt-load.c (migrate_btr_def): Remove references to
	use_pipeline_interface.
	* haifa-sched.c (insn_cost, schedule_insn,
	schedule_block, advance_one_cycle, sched_init,
	queue_to_ready, sched_finish): Likewise.
	* modulo-sched.c (sms_schedule, advance_one_cycle,
	ps_has_conflicts): Likewise.
	* sched-rgn.c (init_ready): Likewise.
	(debug_dependencies): Likewise, and remove an "if (1)".
	* target.h (use_dfa_pipeline_interface): Remove.
	* config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
	* doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.

2004-07-19  Roger Sayle  <roger@eyesopen.com>

	* rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.

2004-07-19  Jeff Law  <law@redhat.com>

	* tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
	(get_eq_expr_value): Use it.  Simplify slightly.

2004-07-19  Maciej W. Rozycki  <macro@linux-mips.org>

	* config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
	(umulsidi3_32bit_r4000): Likewise.

2004-07-19  Nathan Sidwell  <nathan@codesourcery.com>

	* vec.h: Propagate location information properly.
	(VEC_T_iterate): Add result pointer parameter.
	(VEC_T_space): New.
	(VEC_T_reserve): Use it.

2004-07-19  Daniel Jacobowitz  <dan@debian.org>

	* Makefile.in (c-format.o): Depend on c-format.h.
	* c-format.h: New file.
	(struct format_char_info): Add CHAIN member.
	* c-format.c: Move some types and constants to c-format.h.
	(format_type_error): Set to -1.
	(struct function_format_info): Use an int for format_type.
	(decode_format_type): Return an int.  Return format_type_error
	on error.
	(print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
	(gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
	(scan_char_table, time_char_table, monetary_char_table): Initialize
	CHAIN to NULL.
	(n_format_types): New variable.
	(check_format_info_main): Handle CHAIN in format_char_info.
	(handle_format_attribute): Handle TARGET_FORMAT_TYPES and
	TARGET_N_FORMAT_TYPES.
	* config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
	(sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
	* config/sol2-c.c: New file.
	* config/t-sol2: New file.
	* config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
	* config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
	TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.

	* doc/extend.texi (Target Format Checks): New section.
	(Function Attributes): Mention it.
	* doc/invoke.texi: Mention target format checks.
	* doc/sourcebuild.texi: Mention target format checks.
	* dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
	TARGET_FORMAT_TYPES.

2004-07-19  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390-protos.h (s390_return_address_offset): Prototype
	added.
	* config/s390/s390.c (regclass_map initializer): Register 35 added to
	ADDR_REGS.
	(load_multiple_operation, store_multiple_operation): Removed
	pointless sanity check.
	(s390_decompose_address): Added check for return_address_pointer_rtx.
	(s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
	(s390_return_address_offset): New function.
	* config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
	(FRAME_REGNO_P): Added check for register 35.
	(FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
	REG_ALLOC_ORDER): Appended entry for register 35.
	(REG_CLASS_CONTENTS): Adjusted class masks for register 35.
	(EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
	(RETURN_ADDRESS_POINTER_REGNUM): New macro.
	(ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
	is eliminable using stack pointer or hard frame pointer.
	(REGISTER_NAMES): Added name for register 35.
	* config/s390/s390.md ("load_multiple", "store_multiple"): Removed
	pointless sanity check.

2004-07-19  Roger Sayle  <roger@eyesopen.com>

	* fold-const.c (tree_expr_nonzero_p): Add function prototype.
	(fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
	fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
	(fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
	of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
	(fold_relational_const): Tidy up handling of floating point
	comparisons by calling real_compare.  Remove tree_expr_nonzero_p
	transformation; fold_relational_const assumes constant operands.

2004-07-19  Gabriel Dos Reis  <gdr@integrable-solution.net>

	* doc/sourcebuild.texi: Add libcpp, now that CPP has its own
	directory.

2004-07-19  Joseph S. Myers  <jsm@polyomino.org.uk>

	* c-tree.h (struct c_expr): Define.
	(C_SET_EXP_ORIGINAL_CODE): Remove.
	(parser_build_binary_op, build_compound_expr): Update prototypes.
	* c-parse.in (%union): Add exprtype.
	(FUNC_NAME): Mark as ttype.
	(expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
	exprtype.
	(expr): Update.  Define directly in terms of expr_no_commas
	instead of using nonnull_exprlist.
	(nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
	offsetof_member_designator, typespec_nonreserved_nonattr, init,
	initval, designator, component_declarator,
	component_notype_declarator, enumerator, array_declarator,
	condition, exexpr, switch_statement, stmt_nocomp, stmt,
	nonnull_asm_operands, ivar_declarator, receiver): Update.  Don't
	set C_EXP_ORIGINAL_CODE.  Use TREE_NO_WARNING for assignments
	where appropriate.
	* c-common.h (C_EXP_ORIGINAL_CODE): Remove.
	* c-common.c (c_common_truthvalue_conversion): Don't check
	C_EXP_ORIGINAL_CODE.
	* c-typeck.c (parser_build_binary_op): Use c_expr structures.
	Don't use C_EXP_ORIGINAL_CODE.
	(default_conversion, default_function_array_conversion): Don't use
	C_EXP_ORIGINAL_CODE.  Preserve TREE_NO_WARNING.
	(internal_build_compound_expr): Merge into build_compound_expr.
	(build_compound_expr): Take two operands instead of a TREE_LIST.
	* objc/objc-act.c (get_super_receiver): Update calls to
	build_compound_expr.

2004-07-12  Paolo Bonzini  <bonzini@gnu.org>

	* config/sh/sh.c (sh_use_dfa_interface): Remove.
	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
	hook_int_void_1.
	* config/sh/sh.md: Extract pipeline descriptions
	into separate files.
	* config/sh/sh1.md: New file, extracted from sh.md.
	* config/sh/sh4.md: New file, extracted from sh.md.
	* config/sh/shmedia.md: New file, extracted from sh.md
	and rewritten using new-style pipeline description.

2004-07-18  Zack Weinberg  <zack@codesourcery.com>

	* config/pa/pa.md: Delete the two remaining define_peephole
	patterns.

2004-07-18  Steven Bosscher  <stevenb@suse.de>
	    Joseph S. Myers  <jsm@polyomino.org.uk>

	* c-common.c (c_common_truthvalue_conversion): Don't warn if
	TREE_NO_WARNING is set.

2004-07-18  Roger Sayle  <roger@eyesopen.com>

	* builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
	simplify_builtin_strncmp): Delete.
	(fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
	Change argument to accept an arglist instead of an "exp".  Assume
	that the return type is always integer_type_node.  Copy missing
	transformations from their now obsolete simplify_builtin_*
	equivalents.
	(fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
	fold_builtin_strcmp and fold_builtin_strncmp.
	(simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
	and fold_builtin_strncmp instead of simplify_builtin_memcmp,
	simplify_builtin_strcmp and simplify_builtin_strncmp respectively.

2004-07-18  Daniel Jacobowitz  <dan@debian.org>

	* Makefile.in (tree-alias-common.o): Update dependencies.

2004-07-17  Sebastian Pop  <pop@cri.ensmp.fr>

	* cfgloop.c (flow_loop_nested_p): Fix comment.

2004-07-17  Jason Merrill  <jason@redhat.com>

	PR c++/16115
	* stor-layout.c (relayout_decl): New fn.
	* tree.h: Declare it.
	(DECL_BY_REFERENCE): New macro.

2004-07-17  Eric Botcazou  <ebotcazou@act-europe.fr>

	* libgcc2.c (__enable_execute_stack): New symbol.
	* libgcc-std.ver (GCC_3.4.2): New version.  Inherit from GCC_3.4
	and declare __enable_execute_stack.
	* mklibgcc.in (lib2funcs): Add _enable_execute_stack.
	* config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
	* config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
	ENABLE_EXECUTE_STACK.
	* config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
	on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
	* config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
	ENABLE_EXECUTE_STACK.
	* config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
	* config/i386/i386.c (x86_initialize_trampoline): Conditionalize
	on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
	* config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
	ENABLE_EXECUTE_STACK.
	* config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
	* config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
	* config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
	* config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
	* config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
	on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
	(sparc64_initialize_trampoline): Likewise.
	* doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.

2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>

	* langhooks.h (builtin_function): New langhook.
	* langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
	(LANG_HOOKS_INITIALIZER): Update.
	* tree.h (builtin_function): Remove.
	* doc/tm.texi: Update.
	* c-tree.h (builtin_function): Declare.
	* c-common.c, config/alpha/alpha.c, config/arm/arm.c,
	config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
	config/ia64/ia64.c, config/iq2000/iq2000.c,
	config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
	config/stormy16/stormy16.c: All callers of builtin_function
	changed.

2004-07-17  Andrew Pinski  <pinskia@physics.uc.edu>

	PR target/16556
	* config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
	Remove white space after the backslash.

2004-07-17  Eric Botcazou  <ebotcazou@libertysurf.fr>

	PR rtl-optimization/16294
	* resource.c (return_insn_p): New predicate.
	(mark_target_live_regs): Use it.  Special-case return insns.
	(init_resource_info): Use it.  Don't scan the epilogue past
	a return.

2004-07-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

	* loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
	destroy dominance information.
	* passes.c (rest_of_handle_loop2):  Free dominance information.
	* tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
	jump threading.
	(thread_jumps): Update dominance information and remove unreachable
	blocks.
	* tree-ssa-phiopt.c (replace_phi_with_stmt):  Update dominance
	information and remove the unreachable block.

2004-07-17  Graham Stott  <graham.stott@btinternet.com>

	* emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.

2004-07-17  Toon Moene  <toon@moene.indiv.nluug.nl>

	* doc/sourcebuild.texi: Remove libf2c entry.

2004-07-17  Paolo Bonzini  <bonzini@gnu.org>

	* config/i386/i386.md (movv16qi_internal): Fix typo.

2004-07-17  Steven Bosscher  <stevenb@suse.de>

	* final.c (final_scan_insn): Fix broken commit from previous
	patch.

2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>

	* c-typeck.c (parser_build_binary_op): Condition warnings for
	X<=Y<=Z on -Wparentheses instead of -Wextra.
	* doc/invoke.texi: Update.  Document that most of -Wparentheses is
	supported for C only.

2004-07-17  Steven Bosscher  <stevenb@suse.de>

	* cfgcleanup.c (try_simplify_condjump): Don't remove line
	notes to avoid unreachable code warnings.
	* toplev.c (backend_init): Don't emit line notes for
	unreachable code warnings.

	* combine.c (distribute_notes): Don't distribute a
	REG_VTABLE_REF note.
	* final.c (final_scan_insn): Don't handle it.
	* rtl.c (reg_note_name): Remove it.
	* rtl.h (enum reg_node): Dito.

	* emit-rtl.c (force_line_numbers, restore_line_number_status):
	Remove.
	* rtl.h (force_line_numbers, restore_line_number_status):
	Remove prototypes.

	* stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
	* tree-eh.c (using_eh_for_cleanups_p): ...here.  Make static.
	(using_eh_for_cleanups): Also moved here.

	* expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
	<SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY.  Update calls
	to expand_start_case and add_case_node.
	* stmt.c (struct nesting): Cleanup unused fields condition_code,
	last_unconditional_cleanup, nominal_type, printname, and
	line_number_status.
	(struct fixup_goto): Remove.
	(struct stmt_status): Remove x_goto_fixup_chain field.
	(goto_fixup_chain): Remove.
	(strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
	pushcase, pushcase_range): Remove.
	(expand_start_bindings_and_block): Don't set unused fields in
	the nesting stack.
	(expand_start_case, add_case_node): Cleanup unused formal arguments.
	(expand_end_case_type): Don't simplify the case-list.  Use emit_jump
	instead of emit_jump_if_reachable.
	(emit_case_nodes): Likewise.
	* tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
	static.
	(update_eh_label): Work around left-over exception handing regions.
	* tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
	* tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
	(pass_cleanup_cfg_post_optimizing): New pass.
	(init_tree_optimization_passes): Run the new pass after all
	optimizations.
	* tree.h (pushcase, pushcase_range): Remove prototypes.
	(expand_start_case, add_case_node): Update prototypes.

2004-07-16  Krister Walfridsson  <cato@df.lth.se>

	* tree-inline.c (estimate_num_insns_1): Correct increase of count.

2004-07-16  Richard Henderson  <rth@redhat.com>

	* builtins.c (std_expand_builtin_va_arg): Remove.
	(expand_builtin_va_arg): Remove.
	* expr.h: Don't declare them.
	* gimplify.c (mark_decls_volatile_r): Remove.
	(copy_if_shared_r): Don't call it.
	* target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
	* expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
	* gimple-low.c (lower_stmt): Likewise.
	* tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
	* tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
	* tree-ssa-operands.c (get_expr_operands): Likewise.
	* doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
	EXPAND_BUILTIN_VA_ARG.
	* system.h (EXPAND_BUILTIN_VA_ARG): Poison.
	* config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
	config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
	config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.

2004-07-16  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-pre.c (insert_aux): Break out if we hit
	a critical edge.

2004-07-16  Richard Henderson  <rth@redhat.com>

	* basic-block.h (remove_fake_exit_edges): Declare.
	* cfganal.c (remove_fake_predecessors): Rename from
	remove_fake_successors; iterate over predecessors.
	(remove_fake_exit_edges): New.
	* cfgcleanup.c (try_optimize_cfg): Use it.
	* gcse.c (one_pre_gcse_pass, store_motion): Likewise.
	* predict.c (estimate_probability): Likewise.
	(tree_estimate_probability, note_prediction_to_br_prob): Likewise.
	* tree-cfg.c (make_edges): Likewise.
	* tree-ssa-pre.c (fini_pre): Likewise.
	* profile.c (instrument_edges): Don't remove_fake_edges.
	(branch_prob): Do it earlier here.

2004-07-16  Richard Henderson  <rth@redhat.com>

	* tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
	switchification wrt CONSTRUCTOR.  Document the reason.

2004-07-16  Frank Ch. Eigler  <fche@redhat.com>

	* tree-mudflap.c (mf_file_function_line_tree): Correct typo
	that prevented descriptive __mf_check source location strings.

2004-07-16  Richard Henderson  <rth@redhat.com>

	* tree-def (WITH_SIZE_EXPR): New.
	* explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
	* expr.c (expand_expr_real_1): Likewise.
	* gimplify.c (maybe_with_size_expr): New.
	(gimplify_arg, gimplify_modify_expr): Use it.
	(gimplify_modify_expr_to_memcpy): Take size parameter.
	(gimplify_modify_expr_to_memset): Likewise.
	(gimplify_expr): Handle WITH_SIZE_EXPR.
	* tree-alias-common.c (find_func_aliases): Likewise.
	* tree-eh.c (tree_could_trap_p): Likewise.
	(tree_could_throw_p): Likewise.
	* tree-gimple.c (is_gimple_lvalue): Likewise.
	(get_call_expr_in): Likewise.
	* tree-inline.c (estimate_num_insns_1): Likewise.
	(expand_calls_inline): Likewise.
	* tree-nested.c (convert_call_expr): Likewise.
	* tree-pretty-print.c (dump_generic_node): Likewise.
	* tree-sra.c (sra_walk_expr): Likewise.
	* tree-ssa-alias.c (add_pointed_to_expr): Likewise.
	* tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
	* tree-ssa-operands.c (get_expr_operands): Likewise.
	* tree-tailcall.c (find_tail_calls): Likewise.

	* calls.c (expand_call): Reset old_stack_allocated after
	calling emit_stack_restore.

2004-07-16  Richard Henderson  <rth@redhat.com>

	* langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
	lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
	* langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
	* langhooks.h (struct lang_hooks_for_tree_inlining): Remove
	copy_res_decl_for_inlining.

	* tree-inline.c (declare_return_variable): New modify_dest argument.
	Use it as the return value, when possible or manditory.  Handle
	TREE_ADDRESSABLE types.
	(expand_call_inline): Extract MODIFY_EXPR lhs for call.  Simplify
	replacement of CALL_EXPR.

2004-07-16  Richard Henderson  <rth@redhat.com>

	* tree-flow.h (struct var_ann_d): Remove has_hidden_use.
	* gimple-low.c (expand_var_p): Don't check it.
	* tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
	* tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
	* tree-ssa-operands.c (add_stmt_operand): Likewise.
	* tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
	(find_referenced_vars): Don't call them.
	* tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.

2004-07-16  Richard Henderson  <rth@redhat.com>

	* function.c (pass_by_reference): True for all variable sized types.

2004-07-16  Sebastian Pop  <pop@cri.ensmp.fr>

	* Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
	* tree-pretty-print.c: Include tree-chrec.h.
	(dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
	and POLYNOMIAL_CHREC nodes.

2004-07-16  Steve Ellcey  <sje@cup.hp.com>

	* builtins.c (expand_builtin_stpcpy): Do not create temporary
	reg with VOIDmode.

2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).

2004-07-16  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390.md: Changed every occurence of BASE_REGISTER
	to BASE_REGNUM.
	* config/s390/s390.c: Likewise.
	* config/s390/s390.h: Likewise.

2004-07-16  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.md (addsi3, adddi3): Remove special handling
	of $sp adds.  Remove REGNO checks from mips16 patterns.

2004-07-16  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.md: Delete outdated comment.

2004-07-16  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.c (get_float_compare_codes): Delete.
	(mips_emit_compare): New function, mostly extracted from
	get_float_compare_codes and gen_conditional_branch.
	(gen_conditional_branch, gen_conditional_move): Use it.

2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>

	* genautomata.c (add_vect): Speedup by using integers as
	bit-vectors for walking through the comb_vect and finding
	a match.

2004-07-16  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
	operand is an uns_arith_operand; use subtraction otherwise.
	* config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
	not just arith_operands.

2004-07-16  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips-protos.h (gen_int_relational): Delete.
	(mips_emit_scc): Declare.
	* config/mips/mips.c (internal_test): Delete.
	(sle_operand, sleu_operand): New functions.
	(map_test_to_internal_test, gen_int_relational): Delete.
	(mips_emit_binary, mips_relational_operand_ok_p)
	(mips_emit_int_relational, mips_zero_if_equal)
	(mips_emit_scc): New functions.
	(gen_conditional_branch): Rework to use mips_emit_int_relational.
	* config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
	sleu_operand.
	* config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
	(sltu, sleu): Use mips_emit_scc.
	(*sge_[sd]i, *sgeu_[sd]i): New patterns.
	(*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
	(*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.

2004-07-16  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.

2004-07-16  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
	(*sne_[sd]i): Likewise sne_[sd]i_zero.
	(*sgt_[sd]i): ...and sgt_[sd]i.
	(*slt_[sd]i): ...and slt_[sd]i.
	(*sgtu_[sd]i): ...and sgtu_[sd]i.
	(*sltu_[sd]i): ...and sltu_[sd]i.
	(*sleu_[sd]i): ...and sleu_[sd]i_const.
	Name previously unnamed mips16 patterns.  Formatting fixes.

2004-07-16  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
	(branch_type): Delete.
	(gen_conditional_branch, gen_conditional_move)
	(mips_gen_conditional_trap): Update after name change.  Get the
	comparison mode from cmp_operands[0].
	* config/mips/mips.h (cmp_type, branch_type): Delete.
	(cmp_operands): Renamed from branch_cmp.
	* config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
	name change.  Don't set branch_type.
	(seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
	mode class of cmp_operands[0] rather than branch_type.  Update after
	name change.

2004-07-16  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
	of 0...255 to 0 when inside a SET.

2004-07-16  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.md: Remove mips16 define_peepholes.

2004-07-16  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
	(fini_pre): Remove fake edges.

2004-07-15  Richard Henderson  <rth@redhat.com>

	* tree-ssa-operands.c (get_expr_operands): Use a switch.  Split out...
	(get_indirect_ref_operands, get_call_expr_operands): ... these.

2004-07-15  Nathan Sidwell  <nathan@codesourcery.com>

	* vec.h (VEC_address): New function.

2004-07-14  Jason Merrill  <jason@redhat.com>

	PR middle-end/15885
	* gimplify.c (gimplify_arg): New fn, split out from...
	(gimplify_call_expr): Here.  Special-case BUILT_IN_VA_START.

2004-07-15  Roman Zippel  <zippel@linux-m68k.org>

	* config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
	generate code which is generated by pushqi1 now
	* config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.

2004-07-15  Roman Zippel  <zippel@linux-m68k.org>

	* combine.c (simplify_set): match the mode of the constant 0 with
	the tested operand to match the compare behaviour and the
	simplify_relational_operation() expectation.

2004-07-15  Aldy Hernandez  <aldyh@redhat.com>

	* config/rs6000/rs6000.md ("bunordered"): Disable for e500.
	("bordered"): Same.

2004-07-15  Aldy Hernandez  <aldyh@redhat.com>

	* config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
	unconditionally.
	* config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.

2004-07-15  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.c (mips_adjust_insn_length): Fix handling of
	calls in mips16 code.

2004-07-15  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
	the destination of the li as well as for the neg.

2004-07-15  Frank Ch. Eigler  <fche@redhat.com>

	g++/15861
	* cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
	* cgraph.h: Update declaration.
	* c-decl.c (build_cdtor): Update call with default priority.
	* coverage.c (create_coverage): Ditto.
	* tree-mudflap.c (mf_init_fndecl): New tree.
	(mudflap_init): Set it.
	(mudflap_register_call): Arrange to call __mf_init before the first
	__mf_register call.
	(mudflap_finish_file): Mark the mudflap static initializer as extra
	high priority, to beat all C++ static constructors.

2004-07-15  Jeff Law  <law@redhat.com>

	* loop.c (check_insn_for_givs): Restore check for code labels that was
	accidentally deleted by a recent checkin.

2004-07-15  Nathan Sidwell  <nathan@codesourcery.com>

	* vec.h (VEC_T_truncate): Allow truncation of an empty vector.
	(VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.

2004-07-14  Richard Henderson  <rth@redhat.com>

	* print-tree.c (print_node): Fix casts last change.

2004-07-15  Paul Brook	<paul@codesourcery.com>

	* dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
	to TARGET_UNWIND_INFO.
	* except.c (output_function_exception_table): Ditto.
	* except.h: Ditto.
	* opts.c (decode_options): Ditto.
	* passes.c (rest_of_handle_final): Ditto.
	* final.c (final_start_function): Ditto.
	(final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
	target hook.
	* targhooks.h (default_unwind_emit): Declare.
	* targhooks.c (default_unwind_emit): New function.
	* target-def.h: Define and use TARGET_UNWIND_EMIT.
	* target.h (struct gcc_target): Add unwind_emit.
	* config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
	* config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
	Remove IA64_UNWIND_EMIT.
	* doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.

2004-07-14  Richard Henderson  <rth@redhat.com>

	* print-tree.c (print_node): Handle SSA_NAME.

2004-07-14  James E Wilson  <wilson@specifixinc.com>

	PR target/16325
	* config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
	and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.

2004-07-15  Jakub Jelinek  <jakub@redhat.com>

	* expr.c (expand_assignment): Reenable bitfield += optimizations.
	Use alias set 0 for memory, do proper mode calculations and adjust
	address for memories.

2004-07-14  Per Bothner	 <per@bothner.com>

	* input.h:  If USE_MAPPED_LOCATION, define separate expanded_location
	structure with extra column field.
	* tree.c (expand_location):  Also fill in column field.
	* gengtype-lex.l:  Ignore expanded_location typedef, sinze gengtype
	gets confused by the two conditionally-compiled definitions.

2004-07-14  Eric Christopher  <echristo@redhat.com>

	* calls.c (expand_call): Fix typo in comment.

2004-07-14  Steve Ellcey  <sje@cup.hp.com>

	* config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
	comparision of TFmode.

2004-07-14  Richard Henderson  <rth@redhat.com>

	* config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
	(alpha_gimplify_va_arg): ... handling here.  Use pass_by_reference.
	* config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
	* config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
	* config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
	* config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
	* config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
	* config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.

2004-07-14  Mike Stump	<mrs@apple.com>

	* config/darwin.h (WINT_TYPE): Define to be int to match
	system header files.

2004-07-14  Bob Wilson  <bob.wilson@acm.org>

	* config/xtensa/xtensa.c (function_arg_advance): Check for args
	that must be passed in the stack.
	(xtensa_gimplify_va_arg_expr): Skip special-case padding for small
	arguments if the size is not a constant.

2004-07-14  Per Bothner  <per@bothner.com>

	* c-typeck.c (emit_side_effect_warnings):  Use EXPR_HAS_LOCATION
	instead of EXPR_LOCUS in a boolean context, which is always true
	if --enable-mapped-location.
	* stmt.c (warn_if_unused_value):  Likewise.  Also use EXPR_LOCATION.

2004-07-14  Richard Henderson  <rth@redhat.com>

	* dominance.c (struct dom_info): Add fake_exit_edge.
	(init_dom_info): Allocate it.
	(free_dom_info): Free it.
	(calc_dfs_tree): Set it.  Handle noreturn and infinite loops
	in two passes.
	(calc_idoms): Honor fake_exit_edge.

2004-07-13  Jason Merrill  <jason@redhat.com>

	* tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
	(rhs_test_for): New fn.
	(is_gimple_tmp_rhs): Rename from is_gimple_rhs.
	* tree-gimple.h: Declare them.
	* gimplify.c (gimplify_modify_expr): Use the new fns.

2004-07-14  Richard Henderson  <rth@redhat.com>

	* config/arm/arm-protos.h (arm_va_arg): Remove.
	* config/arm/arm.c (arm_va_arg): Remove.
	(arm_init_expanders): Fix alignment of arg_pointer_rtx.
	* config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.

2004-07-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa.c (fix_range): New function to mark a range(s) of registers as
	fixed registers.
	(override_options): Call fix_range if the -mfixed-range option string
	is not empty.
	* pa.h (TARGET_OPTIONS): Add -mfixed-range option.
	* doc/invoke.texi (-mfixed-range): Document new option.

2004-07-14  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
	for TARGET_64BIT.
	(rs6000_gimplify_va_arg): Use size_int instead of build_int_2.

2004-07-14  Roger Sayle  <roger@eyesopen.com>

	* expmed.c (expand_sdiv_pow2): New function to expand signed division
	by a positive power of two, split out from expand_divmod.  Provide
	an alternate implementation when shifts are expensive.  Lower the
	threshold for using a branchless implementation to BRANCH_COST >= 2.
	(expand_divmod): Call expand_sdiv_pow2 for suitable divisions.

2004-07-14  Paolo Bonzini  <bonzini@gnu.org>

	* tree-dfa.c (make_rename_temp): *Really* work just
	like create_tmp_var if called while outside SSA form.

2004-07-14  Ulrich Weigand  <uweigand@de.ibm.com>

	* config/s390/s390.md ("udivsi3"): Ensure trap is generated
	for division by zero.
	("umodsi3"): Likewise.

2004-07-14  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.c (mips_output_move): When generating mips16 code,
	force loads of negative constants to be split.
	* config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
	Generalize SImode li/neg splitter to cope with other modes.

2004-07-14  Paolo Bonzini  <bonzini@gnu.org>

	* expmed.c: Remove more references to QUEUED in the comments.
	* expr.c: Likewise.

2004-07-14  Richard Sandiford  <rsandifo@redhat.com>

	Revert:
	2004-07-13  Richard Henderson  <rth@redhat.com>
	* config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
	correctly.

2004-07-14  Paolo Bonzini  <bonzini@gnu.org>

	* tree-dfa.c (make_rename_temp): Work just like
	create_tmp_var if called while outside SSA form.

2004-07-14  Paolo Bonzini  <bonzini@gnu.org>

	* expr.c (enqueue_insn, finish_expr_for_function,
	protect_from_queue, queued_subexp_p, mark_queue,
	emit_insns_enqueued_after_mark, emit_queue,
	expand_increment): Remove.
	(store_constructor): Expand increment as an assignment.
	(expand_expr_real_1 <case PREINCREMENT_EXPR,
	case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
	case POSTDECREMENT_EXPR>): Abort.
	* expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
	QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
	protect_from_queue, emit_queue, queued_subexp_p): Remove.
	* function.h (pending_chain, x_pending_chain): Remove.
	* rtl.def (QUEUED): Remove.

	* emit-rtl.c (copy_insn_1, copy_most_rtx,
	set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
	* genattrtab.c (attr_copy_rtx, clear_struct_flag,
	encode_units_mask): Likewise.
	* local-alloc.c (equiv_init_varies_p): Likewise.
	* rtl.c (copy_rtx): Likewise.
	* rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
	* simplify-rtx.c (simplify_gen_subreg): Likewise.
	* config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.

	* builtins.c (expand_builtin, expand_builtin_apply,
	expand_builtin_mathfn, expand_builtin_mathfn_2,
	expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
	Remove calls to emit_queue and protect_from_queue.
	* calls.c (expand_call, precompute_arguments,
	precompute_register_parameters, rtx_for_function_call,
	store_one_arg): Likewise.
	* dojump.c (do_compare_and_jump, do_jump): Likewise.
	* explow.c (memory_address): Likewise.
	* expmed.c (clear_by_pieces_1, clear_storage,
	clear_storage_via_libcall, emit_group_load,
	emit_group_store, emit_store_flag,
	expand_expr_real_1, store_by_pieces,
	store_constructor, store_expr, try_casesi,
	try_tablejump): Likewise.
	* function.c (expand_pending_sizes): Likewise.
	* optabs.c (emit_cmp_and_jump_insns,
	emit_conditional_add, emit_conditional_move,
	expand_fix, expand_float, prepare_cmp_insn): Likewise.
	* stmt.c (emit_case_bit_tests,
	expand_asm_expr, expand_computed_goto,
	expand_decl_init, expand_end_case_type,
	expand_end_stmt_expr, expand_expr_stmt_value,
	expand_return, expand_start_case,
	optimize_tail_recursion): Likewise.
	* config/c4x/c4x.c (c4x_expand_builtin): Likewise.
	* config/s390/s390.c (s390_expand_cmpmem): Likewise.

2004-07-14  Ben Elliston  <bje@au.ibm.com>

	* vec.h: Comment fix.

2004-07-13  Richard Henderson  <rth@redhat.com>

	* target.h (struct gcc_target): Add calls.pass_by_reference.
	* target-def.h (TARGET_PASS_BY_REFERENCE): New.
	* function.c (pass_by_reference): Use the hook.
	* system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
	* targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
	(hook_pass_by_reference_must_pass_in_stack): New.
	* config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
	(alpha_pass_by_reference): New.
	(TARGET_PASS_BY_REFERENCE): New.
	* config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/arc/arc.c (arc_pass_by_reference): New.
	(TARGET_PASS_BY_REFERENCE): New.
	* config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	(FUNCTION_ARG_CALLEE_COPIES): True.
	* config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
	* config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
	(arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
	* config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/cris/cris.c (cris_pass_by_reference): New.
	(TARGET_PASS_BY_REFERENCE): New.
	* config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
	(FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
	(FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
	* config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
	* config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
	(frv_function_arg_pass_by_reference): Remove.
	* config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
	* config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
	(ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
	* config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
	* config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
	(ia64_pass_by_reference): Rename from
	ia64_function_arg_pass_by_reference.
	* config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
	* config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
	(iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
	* config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	(FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
	* config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
	* config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
	(m32r_pass_by_reference): Adjust prototype.  Make static.
	Handle mode sizes correctly.
	* config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
	(m68hc11_function_arg_pass_by_reference): Remove.
	* config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	(FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
	* config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
	* config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
	* config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
	(mips_va_arg): Use pass_by_reference.
	(mips_pass_by_reference): Rename from function_arg_pass_by_reference.
	Handle mode sizes correctly.
	* config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	(FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
	* config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
	* config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
	(mmix_pass_by_reference): Rename from
	mmix_function_arg_pass_by_reference.
	* config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	(FUNCTION_ARG_CALLEE_COPIES): True.
	* config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
	(mn10300_pass_by_reference): New.
	* config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	(FUNCTION_ARG_CALLEE_COPIES): True.
	* config/pa/pa.c (pa_pass_by_reference): New.
	(TARGET_PASS_BY_REFERENCE): New.
	* config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	(FUNCTION_ARG_CALLEE_COPIES): True.
	* config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
	* config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
	(rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
	* config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
	* config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
	(s390_pass_by_reference): Rename from
	s390_function_arg_pass_by_reference.
	(s390_function_arg_advance): Don't query pass-by-ref.
	(s390_function_arg): Likewise.
	(s390_gimplify_va_arg): Use pass_by_reference.
	(s390_call_saved_register_used): Likewise.
	* config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
	(shcompact_byref, sh_pass_by_reference): New.
	* config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	(SHCOMPACT_BYREF): Remove.
	* config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
	* config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
	(sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
	(sparc_gimplify_va_arg): Use pass_by_reference.
	* config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
	(v850_pass_by_reference): New.
	* config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	(FUNCTION_ARG_CALLEE_COPIES): True.
	* doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
	FUNCTION_ARG_PASS_BY_REFERENCE docs.

2004-07-14  Richard Henderson  <rth@redhat.com>
	    Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips-protos.h (mips_va_arg): Delete.
	* config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
	* config/mips/mips.c: Include tree-gimple.h.
	(TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
	(mips_arg_info): Remove special handling of must_pass_in_stck args.
	(mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
	(function_arg_pass_by_reference): Return true if must_pass_in_stack.

2004-07-13  Bob Wilson  <bob.wilson@acm.org>

	* config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
	arguments for COND_EXPR in big-endian adjustment code.

2004-07-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
	* pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
	* pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
	* pa64-regs.h (REG_ALLOC_ORDER): Likewise.

2004-07-13  Diego Novillo  <dnovillo@redhat.com>

	PR tree-optimization/16443
	* tree-ssa-alias.c: Add more description for
	CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
	* tree-ssa-operands.c (get_asm_expr_operands): Re-order the
	clobbering of call-clobbered and addressable variables.  If
	there are any before aliases have been computed, add them.

2004-07-13  Diego Novillo  <dnovillo@redhat.com>

	* tree-optimize.c (execute_todo): Flush DUMP_FILE before
	verification.

2004-07-13  Ulrich Weigand  <uweigand@de.ibm.com>

	* config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
	of build_int_2.  Convert both operands of PLUS_EXPR and MULT_EXPR
	to the same type.

2004-07-13  Per Bothner  <per@bothner.com>

	* collect2.c (main):  Handle --no-demangle and --demangle flags.

2004-07-13  Sebastian Pop  <pop@cri.ensmp.fr>

	* Makefile.in (OBJS-common): Add tree-data-ref.o.
	(tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
	(tree-data-ref.o): New rule.
	* lambda.h: New file.
	* tree-data-ref.c: New file.
	* tree-data-ref.h: New file.
	* tree.c (int_cst_value, tree_fold_gcd): New functions.
	* tree.h (int_cst_value, tree_fold_gcd): Declared here.

2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>

	PR target/13926
	* config/sparc/sparc-protos.h (output_ubranch): New prototype.
	* config/sparc/sparc.c (output_ubranch): New function.
	* config/sparc/sparc.md (jump pattern): Use it.

2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>

	PR target/16494
	* config/sparc/sparc.c (output_cbranch): Properly guard
	the code handling far branches with TARGET_V9.
	* config/sparc/sparc.md (length attribute): Document the
	side-effect of having a length greater or equal to 3.

2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
	    Lloyd Parkes  <lloyd@must-have-coffee.gen.nz>

	PR target/15186
	* config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
	/usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.

2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
	    Martin Sebor  <sebor@roguewave.com>

	PR target/12602
	* doc/invoke.texi (SPARC options): Document -threads
	and -pthreads on Solaris.

2004-07-13  Richard Henderson  <rth@redhat.com>

	* builtins.c (std_gimplify_va_arg_expr): Handle types passed
	by reference.
	(ind_gimplify_va_arg_expr): Remove.
	* tree.h (ind_gimplify_va_arg_expr): Remove.
	* config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
	* config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
	argsp to be null.

	* config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
	(TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
	* config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
	config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
	config/mn10300/mn10300.c, config/v850/v850.c: Similarly.

2004-07-13  Richard Henderson  <rth@redhat.com>

	* function.c (pass_by_reference): New.
	(assign_parm_find_data_types): Use it.
	* calls.c (initialize_argument_information): Likewise.
	(emit_library_call_value_1): Likewise.
	* expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
	* function.h (pass_by_reference): Declare.

2004-07-13  Richard Henderson  <rth@redhat.com>

	* target-def.h (TARGET_MUST_PASS_IN_STACK): New.
	* target.h (struct gcc_target): Add calls.must_pass_in_stack.
	* expr.h (MUST_PASS_IN_STACK): Remove.
	* system.h (MUST_PASS_IN_STACK): Poison.
	* tree.h (must_pass_in_stack_var_size): Declare.
	(must_pass_in_stack_var_size_or_pad): Declare.
	* calls.c (must_pass_in_stack_var_size): New.
	(must_pass_in_stack_var_size_or_pad): Rename from
	default_must_pass_in_stack.
	* config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
	(TARGET_MUST_PASS_IN_STACK): New.
	* config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
	* config/fr30/fr30.c (fr30_must_pass_in_stack): New.
	(TARGET_MUST_PASS_IN_STACK): New.
	* config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
	* config/frv/frv.c (frv_must_pass_in_stack): New.
	(TARGET_MUST_PASS_IN_STACK): New.
	* config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
	* config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
	* config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
	(ix86_must_pass_in_stack): Make static.
	* config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
	* config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
	* config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
	* config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
	* config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
	* config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
	* config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
	(mcore_must_pass_on_stack): Remove.
	* config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
	* config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
	* config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
	* config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
	* config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
	* config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
	* config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
	* config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
	(TARGET_MUST_PASS_IN_STACK): New.
	* config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
	* config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
	* config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
	* config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
	* config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
	* config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
	* doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
	MUST_PASS_IN_STACK.

	* calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
	config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
	config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
	config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
	config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
	config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
	config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
	config/xtensa/xtensa.c: Use target hook.

2004-07-13  Anthony Heading  <aheading@jpmorgan.com>

	* configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
	* configure: Rebuilt.

2004-07-13  Richard Sandiford  <rsandifo@redhat.com>

	* doc/invoke.texi: Remove documentation for MIPS -mrnames option.
	* config/mips/mips.h (mips_reg_names): Don't declare.
	(MASK_NAME_REGS): Delete.  Shuffle other MASK_* values down.
	(TARGET_NAME_REGS): Delete.
	(TARGET_SWITCHES): Remove -mrnames.
	(REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
	(ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
	in REGISTER_NAMES.
	* config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
	(override_options): Remove handling of TARGET_NAME_REGS.

2004-07-13  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.h (TARGET_*): Boolify.

2004-07-12  Nick Clifton  <nickc@redhat.com>

	* config.gcc: Add sh-*-symbianelf target.
	* config/sh/sh.c: Add new target macros:
	TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
	TARGET_CXX_IMPORT_EXPORT_CLASS.
	(sh_file_start): Create a definition of the .directive section.
	(sh_attribute): Add dllimport and dllexport attributes.
	* config/sh/symbian-pre.h: New file.
	* config/sh/symbian-post.h: New file.
	* config/sh/symbian.c: New file. Contains Symbian specific
	functions.
	* config/sh/sh-protos.h: Add prototypes for new functions
	provided by symbian.c.
	* config/sh/t-symbian: New file.
	* doc/extend.texi: Document support for dllimport and dllexport
	attributes by the sh-symbianelf target.

2004-07-12  James E Wilson  <wilson@specifixinc.com>

	* Makefile.in (AR): Use @AR@ not ar.
	(NM): New.
	(AR_FOR_TARGET): Use $(AR) not ar for native.
	(NM_FOR_TARGET): Use $(NM) not nm for native.
	* configure.ac: Add AC_CHECK_PROG calls for NM and AR.
	* configure: Regenerate.

2004-07-12  David S. Miller  <davem@nuts.davemloft.net>

	* config/sparc/sparc.md (ashlsi3): Eliminate const 1
	special case.
	(ashldi3_sp64): Likewise.

2004-07-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/16477
	* pa.c (function_arg): Update comment.
	* pa.h (BLOCK_REG_PADDING): Define.

2004-07-12  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

	PR tree-optimization/16461
	* tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
	arguments of phi nodes.

2004-07-12  Devang Patel  <dpatel@apple.com>

	* doc/invoke.texi (Darwin Options): Document -gused and -gfull.

2004-07-12  Steve Ellcey  <sje@cup.hp.com>

	* function.c (expand_function_start): Ensure r_save is in Pmode.
	* calls.c (prepare_call_address): Ensure static_chain_value is
	in Pmode.
	* builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
	r_save_area are in Pmode.
	* config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
	fnaddr, and static_chain are in Pmode.

2004-07-12  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/16445
	* config/ia64/ia64.c (bundling): Don't count ignored insns.

2004-07-12  Richard Henderson  <rth@redhat.com>

	* target.h (struct gcc_target): Move gimplify_va_arg_expr
	next to build_builtin_va_list.
	* target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
	* builtins.c (gimplify_va_arg_expr): Likewise.
	* gimplify.c (copy_if_shared_r): Likewise.

2004-07-12  Alexandre Oliva  <aoliva@redhat.com>

	* passes.c (rest_of_decl_compilation): Don't defer call of
	assemble_variable if its DECL_RTL is already set.

2004-07-12  Sebastian Pop  <pop@cri.ensmp.fr>

	* cfgloop.h (struct loop): Add nb_iterations field.
	(current_loops): Declare.
	* tree-chrec.c (chrec_not_analyzed_yet,
	chrec_dont_know, chrec_known, count_ev_in_wider_type,
	chrec_contains_symbols_defined_in_loop): Remove the temporary
	hooks.
	* tree-flow-inline.h (loop_containing_stmt): New function.
	* tree-scalar-evolution.c: Add implementation.
	* tree-scalar-evolution.h: Add declarations.

2004-07-12 Vladimir Makarov <vmakarov@redhat.com>

	PR rtl-optimization/15921
	* Makefile.in (global.o): Add recog.h.

	* global.c (recog.h): Add the include-clause.
	(bb_info): New member earlyclobber.
	(allocate_bb_info, free_bb_info): Initialize/finish the new
	member.
	(earlyclobber_regclass, earlyclobber_regclass_length): The new
	global variables.
	(check_earlyclobber, regclass_intersect,
	mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
	New functions.
	(calculate_local_reg_bb_info): Calculate value of earlyclobber.
	(make_accurate_live_analysis): Modify pavin.

2004-07-12  Diego Novillo  <dnovillo@redhat.com>

	* tree-cfg.c (find_taken_edge): Statically compute the truth
	value of a predicate comparing an SSA_NAME to itself.

2004-07-12  Roger Sayle  <roger@eyesopen.com>

	* config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
	rs6000 doesn't have shift-and-add or shift-and-sub instructions
	by returning the cost of a multiplication plus an addition.

2004-07-12  Paolo Bonzini  <bonzini@gnu.org>

	PR tree-optimization/14107
	* gimplify.c (gimplify_return_expr): Accept a
	RETURN_EXPR with an error argument.
	* tree-optimize.c (init_tree_optimization_passes):
	Run pass_warn_function_return at -O0.

2004-07-12  Roger Sayle  <roger@eyesopen.com>

	* doc/invoke.texi: Correct -fasynchronous-unwind-tables option
	index entry.

2004-07-12  Richard Sandiford  <rsandifo@redhat.com>

	* config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
	* config/mips/3000.md: Add copyright notice.  Remove automota and
	function units; use generic ones instead.  Only define reservations
	for things that are different from generic.md.  Extend each clause
	to include r3900.
	* config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
	* config/mips/mips.md: Include them. Remove define_function_units.
	(alu, imuldiv): New automata and units.

2004-07-12  Ben Elliston  <bje@au.ibm.com>

	* doc/invoke.texi (Optimize Options): Document -frename-registers
	not being enabled by default at -O3.

2004-07-11  Roger Sayle  <roger@eyesopen.com>

	* fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
	floating point additions, to keep real immediate constant positive.
	<MINUS_EXPR>:  For floating point subtractions, only transform X - -C
	into X + C, and leave positive real constants as X - C.

2004-07-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa.c (hppa_gimplify_va_arg_expr): Remove comment.

2004-07-11  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

	PR tree-optimization/15654
	* tree-tailcall.c (eliminate_tail_call): Remove unreachable code.

2004-07-11  Roger Sayle  <roger@eyesopen.com>

	* builtins.c (fold_builtin_fputs): Don't bother converting the
	return type to integer_type_node, as we've already checked that
	the result will be ignored.

	* tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
	that signed addition, subtraction, multiplication, division,
	remainder, negation and absolute value may potentially trap.

	* fold-const.c (fold_ignored_result): New function to strip
	non-side-effecting tree nodes from an expression whose result
	is ignored.
	(fold_convert): Call fold_ignored_result when casting a value
	to VOID_TYPE.
	(omit_one_operand):  Call fold_ignored_result on the "omitted"
	operand when building a COMPOUND_EXPR.
	(pedantic_omit_one_operand): Likewise.
	* tree.h (fold_ignored_result): Prototype here.
	* tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
	when we're going to ignore the result.

2004-07-11  Richard Henderson  <rth@redhat.com>

	PR tree-opt/16383
	* tree-ssa-ccp.c (fold_stmt_r): Split out...
	* tree.c (fields_compatible_p, find_compatible_field): ... new.
	* tree.h (fields_compatible_p, find_compatible_field): Declare.
	* tree-sra.c (sra_hash_tree): Hash fields by offset.
	(sra_elt_eq): Use fields_compatible_p.
	(generate_one_element_ref): Use find_compatible_field.

2004-07-11  Richard Henderson  <rth@redhat.com>

	PR tree-opt/16422
	* tree-sra.c (generate_one_element_init): New.
	(generate_element_init): Use it.
	(scalarize_init): Push/pop gimplify context around it.
	(find_new_referenced_vars_1, find_new_referenced_vars): New.
	* gimplify.c (gimplify_expr): Allow SSA_NAME.

2004-07-11  Roger Sayle  <roger@eyesopen.com>

	* rtlanal.c (insn_rtx_cost): New function, moved and renamed from
	combine.c's combine_insn_cost.
	* rtl.h (insn_rtx_cost): Prototype here.
	* combine.c (combine_insn_cost): Delete function.
	(combine_validate_cost): Update callers of combine_insn_cost to
	call insn_rtx_cost instead.
	(combine_instructions): Likewise.  Use NONJUMP_INSN_P to avoid
	requesting the rtx_cost of call and/or jump instructions.

	* ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
	rtx_cost directly.  Don't request/use the cost of call or jump
	instructions.  Return -1 if the cost of any instruction can't be
	determined (or the BB contains a function call).
	(find_if_case_1): Abort transformation if total_bb_rtx_cost returns
	-1 (i.e. can't determine the cost of any instruction or the basic
	block contains a subroutine call).
	(find_if_case_2): Likewise.

2004-07-11  Roger Sayle  <roger@eyesopen.com>

	* rs6000.c (struct processor_costs): Change semantics of fields to
	include the COST_N_INSNS scaling, and update all initializers.
	(rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
	Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
	Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP.  When
	optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.

2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>

	* LANGUAGES: Remove obsolete information.

2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>

	* config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
	SIGBUS signal frames, the PSW address points *to* the faulting
	instruction, not after it.

2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>

	* config/s390/s390.c (legitimize_tls_address): Handle constant offsets
	added to TLS symbol addresses.

2004-07-11  Richard Henderson  <rth@redhat.com>

	* expmed.c (init_expmed): Use stack-local structures for
	temporary rtl.  Don't recognize shifts.

2004-07-11  Richard Henderson  <rth@redhat.com>

	* expr.c (store_expr): Don't fiddle subreg promotion for types
	with precision smaller than the mode.

2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>

	* tree.h (all_types_permanent): Remove.

2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>

	* langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
	maybe_build_cleanup, update_decl_after_saving): Remove hooks.
	* langhooks.c (lhd_clear_binding_stack): Remove.
	* langhooks-def.h (lhd_clear_binding_stack,
	LANG_HOOKS_MAYBE_BUILD_CLEANUP,
	LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
	LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
	LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
	(LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
	* system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
	LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
	LANG_HOOKS_MAYBE_BUILD_CLEANUP,
	LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
	* tree.h (poplevel): Don't declare.
	* c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
	LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
	* objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
	LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
	Remove.

2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>

	PR tree-optimization/16437
	* c-common.c (shorten_compare): Don't mark result of conversion to
	narrower signed type as overflowing.
	* fold-const.c (decode_field_reference): Determine whether
	signedness comes from outer type using precision rather than size.

2004-07-11  Phil Edwards  <phil@codesourcery.com>

	* configure.ac:  Alphabetize --enable-checking list, add
	missing valgrind entry.
	* configure:  Regenerate.

2004-07-11  Phil Edwards  <phil@codesourcery.com>

	* doc/install.texi (Testing):  Fix syntax in "make check" example.

2004-07-10  James E Wilson  <wilson@specifixinc.com>

	* config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.

2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

	PR rtl-optimization/16001
	* loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
	niter_expr.

2004-07-10  Geoffrey Keating  <geoffk@apple.com>

	* config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.

2004-07-10  Steve Kargl  <sgk@troutmask.apl.washington.edu>
	    James Morrison  <phython@gcc.gnu.org>

	* doc/contrib.texi (Contributors): Add gfortran contributors and
	fix a couple of typos.

2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

	PR rtl-optimization/15387
	* calls.c (check_sibcall_argument_overlap_1): Handle pointers
	to incoming args space correctly.

2004-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa.c (output_indirect_call): Only use %r2 as the link register in
	indirect calls with the long PA 2.0 pc-relative branch.

2004-07-10  Daniel Jacobowitz  <dan@debian.org>

	* config/i386/i386.c (override_options): Pick a 64-bit CPU
	for the default tuning if TARGET_64BIT.

2004-07-10  Richard Henderson  <rth@redhat.com>

	* builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
	to HOST_WIDE_INT.  Fold pad-args-down arithmetic.

2004-07-10  Jakub Jelinek  <jakub@redhat.com>

	* expr.h (store_bit_field, extract_bit_field): Remove last argument.
	* expmed.c (store_bit_field, extract_bit_field): Remove last
	argument.
	* builtins.c (expand_builtin_signbit): Adjust callers.
	* optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
	* calls.c (store_unaligned_arguments_into_pseudos): Likewise.
	* ifcvt.c (noce_emit_move_insn): Likewise.
	* stmt.c (expand_return): Likewise.
	* expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
	store_field, expand_expr_real_1): Likewise.

2004-07-10  Richard Henderson  <rth@redhat.com>

	* builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.

2004-07-09  Mike Stump  <mrs@apple.com>

	* config/darwin.c (no_dead_strip): Add.
	(HAVE_DEAD_STRIP): Add.
	(darwin_emit_unwind_label): Ensure that we don't dead code strip
	the .eh label.

2004-07-09  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

	* tree-ssa-loop-im.c: New file.
	* Makefile.in (tree-ssa-loop-im.o): Add.
	* cfgloop.c (superloop_at_depth): New function.
	* cfgloop.h (superloop_at_depth): Declare.
	* common.opt (ftree-lim): New flag.
	* expr.c (array_ref_up_bound): New function.
	* params.def (PARAM_LIM_EXPENSIVE): New parameter.
	* timevar.def (TV_LIM): New timevar.
	* tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
	computing immediate uses of a phi node.
	* tree-flow.h (struct tree_ann_common_d): Add aux field.
	(loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
	* tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
	* tree-pass.h (pass_lim): Declare.
	* tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
	functions.
	(pass_lim): New pass structure.
	* tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
	* tree.c (in_array_bounds_p): New function.
	* tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
	(in_array_bounds_p, array_ref_up_bound): Declare.
	* doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
	* doc/passes.texi (tree-ssa-loop-im.c): Document.

2004-07-09  Richard Henderson  <rth@redhat.com>

	* builtins.c (expand_builtin_stpcpy): Don't modify len.

	* tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
	with prejudice.

2004-07-10  Kelley Cook  <kcook@gcc.gnu.org>

	* flags.h: Delete redundant prototypes that are being generated
	in options.h from common.opt.
	* common.opt: Add in the expository comments formerly in flags.h.

2004-07-09  Jan Beulich  <jbeulich@novell.com>

	* config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
	available for use only when TARGET_MMX/_SSE is set, and check for
	variable argument function if any register count is non-zero.
	(function_arg): Correctly suppress repeated warnings for passing SSE
	vectors are arguments without SSE enabled.
	(ix86_function_arg_boundary): Without SSE enabled, the use of what
	would be SSE register modes does no longer influence the alignment.

2004-07-09  Richard Henderson  <rth@redhat.com>

	* builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
	Always align upward to arg boundary.  Use size_in_bytes/round_up.
	Maintain type-correctness of constants.
	* stor-layout.c (round_up, round_down): Special-case powers of 2.

2004-07-09  David S. Miller  <davem@nuts.davemloft.net>

	* config/sparc/sparc.c (*_costs): Scale instruction costs
	by COSTS_N_INSNS.
	(sparc_rtx_costs): Adjust as appropriate.

2004-07-09  Jan Beulich  <jbeulich@novell.com>

	* config/i386/mm3dnow.h: New.
	* config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.

2004-07-09  Richard Henderson  <rth@redhat.com>

	* simplify-rtx.c (simplify_const_relational_operation): Only
	look at bounds of scalar integers.

2004-07-09  Jan Beulich  <jbeulich@novell.com>

	* config/i386/i386.md (sse2_clflush): Use correct operand for clflush.

2004-07-09  Andrew Pinski  <apinski@apple.com>

	* objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
	always referenced.
	(synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
	UOBJC_METACLASS_decl.

2004-07-09  James E Wilson  <wilson@specifixinc.com>

	PR target/16364
	* config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
	do return a parallel if hfa_mode == XFmode and mode == TImode.

2004-07-09  Jan Beulich  <jbeulich@novell.com>

	* c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
	permissible for unary plus.

2004-07-09  Jan Beulich  <jbeulich@novell.com>

	* builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
	(BT_FN_UINT): Rename from BT_FN_UNSIGNED.
	(BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
	(BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
	BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
	* builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
	BUILTIN_POPCOUNTxxx): Arguments are unsigned.
	(BUILTIN_xxxIMAX): New.
	* builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
	BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
	BUILT_IN_PARITYIMAX.

2004-07-09  David S. Miller  <davem@nuts.davemloft.net>

	* config/sparc/sparc.h (processor_costs): Define.
	(sparc_costs): Declare.
	* config/sparc/sparc.c (cypress_costs, supersparc_costs,
	hypersparc_costs, sparclet_costs, ultrasparc_costs,
	ultrasparc3_costs): New.
	(sparc_override_options): Set sparc_costs as appropriate.
	(sparc_rtx_costs): Use sparc_costs instead of messy
	conditionals.

2004-07-09  Steven Bosscher  <stevenb@suse.de>

	* doc/md.texi (Processor pipeline description): Mention that
	the old pipeline description is deprecated.

	* config/rs6000/7450.md (automaton ppc7450): Split up, move
	mciu_7450 function unit to...
	(automaton ppc7450mciu): ...new automaton.

	* haifa-sched.c (insert_schedule_bubbles_p): Remove.
	(schedule_block): Don't consider inserting bubbles.
	(sched_init): Don't initialize DFA bubbles.
	* target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
	TARGET_SCHED_DFA_BUBBLE): Remove.
	* target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
	* doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
	TARGET_SCHED_DFA_BUBBLE): Remove documentation.

	* stmt.c (conditional_context): Remove prototype.
	* tree.h (conditional_context): Remove.
	* tree-cfg.c (pre_insert_on_edge): Remove.

	* c-common.h (c_expand_asm_operands): Remove prototype.
	* c-typeck.c (c_expand_asm_operands): Remove.

2004-07-09  Jan Beulich  <jbeulich@novell.com>

	* config/i386/i386.c (classify_argument): Treat V1xx modes the same as
	their base modes. CTImode, TCmode, and XCmode must be passed in memory.
	TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
	and V8QI are class SSE. All sufficiently small remaining vector modes
	must be passed in one or two integer registers.
	(ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
	returned in memory.
	(bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
	__builtin_ia32_pmuludq128 have non-uniform argument and return types
	and must thus be handled explicitly.
	* config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
	MMX and XMM regs.
	(movv8qi_internal, movv4hi_internal, movv2si_internal,
	movv2sf_internal): Permit moving between MMX and XMM registers (since
	MMX areguments and return values are passed in XMM registers).
	(sse2_umulsidi3): Correct type and mode.

2004-07-09  Richard Henderson  <rth@redhat.com>

	* tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.

2004-07-09  Eric Christopher  <echristo@redhat.com>

	* config/rs6000/40x.md: Split into two automatons.

2004-07-09  Zack Weinberg  <zack@codesourcery.com>
	    Andrew Pinski  <apinski@apple.com>

	* c-opts.c (c_common_post_options): Force unit-at-a-time mode
	on when we have more than one input file.
	(c_common_parse_file): Restore loop over all input files.
	Clarify diagnostic for -dy when YYDEBUG wasn't defined.

	* c-decl.c (set_type_context): New function.
	(pop_scope): Use it to set context of types.  When we
	encounter a TYPE_DECL, set the context of the attached type too.
	(pop_file_scope): Don't call cpp_undef_all here.
	(diagnose_mismatched_decls): Do not complain about a second
	definition of an 'extern inline' function if it's not in the
	same translation unit.  Do not complain about inline
	declaration after use if the use was in a different
	translation unit.
	(merge_decls): Don't clobber olddecl's DECL_CONTEXT.
	(pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
	the external scope.
	(pushdecl_top_level): Likewise.
	(grokdeclarator): Clarify what is going on with setting
	DECL_EXTERNAL on function types, a little.
	(c_write_global_declarations): Don't do anything if
	-fsyntax-only or errors have been encountered.

2004-07-09  Zack Weinberg  <zack@codesourcery.com>

	* vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.

2004-07-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/16459
	* pa.c (output_indirect_call): Use %r2 as the link register when
	calling $$dyncall with a pc-relative branch.

2004-07-08  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Binaries): Mention OpenPKG.

2004-07-09  Diego Novillo  <dnovillo@redhat.com>

	Fix PR tree-optimization/15555
	* tree-dfa.c (dump_variable): If the variable is a pointer
	SSA_NAME, also dump its points-to information.
	* tree-flow.h (struct ptr_info_def): Add field
	is_dereferenced.
	(dump_points_to_info_for): Declare.
	(debug_points_to_info_for): Declare.
	* tree-optimize.c (init_tree_optimization_passes): Add a
	second alias analysis pass after DOM2.
	Move pass_del_pta to a later spot.
	* tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
	create a name tags when we find a dereferenced pointer.  Just
	mark the pointer dereferenced.
	(collect_points_to_info_for): Move code to clear points-to
	information to create_name_tags.
	(create_name_tags): New function.
	(compute_flow_sensitive_aliasing): Call it.
	(setup_pointers_and_addressables): Mark type tags for renaming
	here instead of ...
	(create_memory_tag): ... here.
	(merge_pointed_to_info): Do not merge PT_MALLOC attributes.
	(dump_points_to_info_for): Declare extern.
	(debug_points_to_info_for): New function.

2004-07-09  Paolo Bonzini  <bonzini@gnu.org>

	* config/arc/arc.md: Switch to DFA-based scheduler description.
	* config/arc/arc.c: Switch to DFA-based scheduler description.

2004-07-09  Richard Earnshaw  <rearnsha@arm.com>

	* arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
	pointer.

2004-07-09  Richard Henderson  <rth@redhat.com>

	* config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
	* config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
	* config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.

	* config/v850/v850-protos.h (v850_va_arg): Remove.
	* config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
	* config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
	(FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
	(FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.

2004-07-09  Richard Earnshaw  <rearnsha@arm.com>

	PR target/12133
	* arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
	and DImode to use +/-4k offset.

2004-07-09  Richard Henderson  <rth@redhat.com>

	* config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
	Remove.
	* config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(xstormy16_gimplify_va_arg_expr): Rewrite from
	xstormy16_expand_builtin_va_arg.
	* config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.

	* config/sparc/sparc-protos.h (sparc_va_arg): Remove.
	* config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.

	* config/sh/sh-protos.h (sh_va_arg): Remove.
	* config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
	* config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.

	* config/pa/pa-protos.h (hppa_va_arg): Remove.
	* config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
	* config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.

	* config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
	* config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
	* config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.

2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* config/sparc/sparc.md (return): Rewrite length formula.
	* config/sparc/sparc.c (output_return): Pass 1 as 5th
	argument to final_scan_insn when in a delay slot.
	(output_sibcall): Likewise.

2004-07-09  Richard Earnshaw  <rearnsha@arm.com>

	* arm.c (arm_cpp_interwork): New variable.
	(arm_override_options): Set it if TARGET_INTERWORK was on the command
	line.
	* arm.h (arm_cpp_interwork): Declare it.
	(TARGET_CPU_CPP_BUILTINS): Use it to control definition of
	__THUMB_INTERWORK__ in the preprocessor.

2004-07-09  Nathan Sidwell  <nathan@codesourcery.com>

	* vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.

2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>

	PR target/16416
	* config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
	Override default settings to account for -m32 and -m64.

2004-07-08  Randolph Chung  <tausq@debian.org>

	* pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.

2004-07-09  Alexandre Oliva  <aoliva@redhat.com>

	* builtins.c (fold_builtin_strncpy): Make sure len is a constant
	before comparing it as such.

2004-07-08  Richard Henderson  <rth@redhat.com>

	* builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
	temporary.  Use bit arithmetic to align.

2004-07-08  Jerry Quinn  <jlquinn@optonline.net>

	* alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
	nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
	NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
	* bb-reorder.c (mark_bb_for_unlikely_executed_section,
	add_labels_and_missing_jumps, find_jump_block,
	fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
	Likewise.
	* bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
	link_btr_uses, move_btr_def): Likewise.
	* builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
	expand_builtin_expect_jump): Likewise.
	* caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
	* calls.c (expand_call, emit_library_call_value_1): Likewise.
	* cfganal.c (forwarder_block_p): Likewise.
	* cfgbuild.c (inside_basic_block_p, count_basic_blocks,
	make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
	find_bb_boundaries): Likewise.
	* cfgcleanup.c (try_simplify_condjump, try_forward_edges,
	merge_blocks_move_predecessor_nojumps,
	merge_blocks_move_successor_nojumps, insns_match_p,
	flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
	try_optimize_cfg): Likewise.
	* cfgexpand.c (expand_block, construct_exit_block): Likewise.
	* cfglayout.c (skip_insns_after_block, label_for_bb,
	record_effective_endpoints, insn_locators_initialize,
	fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
	* cfgmainloop.c (create_loop_notes): Likewise.
	* cfgrtl.c (delete_insn, delete_insn_chain,
	create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
	update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
	block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
	redirect_branch_edge, force_nonfallthru_and_redirect,
	rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
	rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
	update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
	purge_dead_edges, cfg_layout_redirect_edge_and_branch,
	cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
	cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
	need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
	* combine.c (combine_instructions, can_combine_p, try_combine,
	find_split_point, record_dead_and_set_regs, reg_dead_at_p,
	distribute_notes, distribute_links, insn_cuid): Likewise.
	* cse.c (fold_rtx, cse_insn, cse_around_loop,
	invalidate_skipped_block, cse_set_around_loop,
	cse_end_of_basic_block, cse_main, cse_basic_block,
	cse_condition_code_reg): Likewise.
	* cselib.c (cselib_process_insn): Likewise.
	* ddg.c (create_ddg): Likewise.
	* df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
	Likewise.
	* dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
	gen_label_die, dwarf2out_var_location): Likewise.
	* emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
	next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
	last_call_insn, active_insn_p, next_label, prev_label,
	link_cc0_insns, next_cc0_user, try_split, add_insn_after,
	add_insn_before, remove_insn, add_function_usage_to,
	reorder_insns, find_line_note, remove_unnecessary_notes,
	emit_insn_after_1, classify_insn): Likewise.
	* except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
	connect_post_landing_pads, sjlj_mark_call_sites,
	sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
	can_throw_internal, can_throw_external, set_nothrow_function_flags,
	convert_to_eh_region_ranges): Likewise.
	* explow.c (optimize_save_area_alloca): Likewise.
	* expr.c (expand_expr_real): Likewise.
	* final.c (insn_current_reference_address, compute_alignments,
	shorten_branches, final, scan_ahead_for_unlikely_executed_note,
	final_scan_insn, output_asm_label, leaf_function_p): Likewise.
	* flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
	propagate_block_delete_insn, propagate_one_insn,
	init_propagate_block_info, propagate_block, libcall_dead_p,
	mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
	Likewise.
	* function.c (instantiate_virtual_regs,	reorder_blocks_1,
	expand_function_start, expand_function_end, contains,
	thread_prologue_and_epilogue_insns,
	reposition_prologue_and_epilogue_notes): Likewise.
	* gcse.c (constprop_register, bypass_conditional_jumps,
	insert_insn_end_bb, gcse_after_reload): Likewise.
	* genemit.c (gen_expand, gen_split): Likewise.
	* genpeep.c (gen_peephole, main): Likewise.
	* global.c (build_insn_chain): Likewise.
	* graph.c (node_data, print_rtl_graph_with_bb): Likewise.
	* haifa-sched.c (unlink_other_notes, unlink_line_notes,
	get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
	restore_line_notes, rm_redundant_line_notes, rm_other_notes,
	ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
	* ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
	cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
	merge_if_block, block_jumps_and_fallthru_p, find_if_block,
	dead_or_predicable): Likewise.
	* integrate.c (try_constants): Likewise.
	* jump.c (rebuild_jump_labels, cleanup_barriers,
	purge_line_number_notes, init_label_info, mark_all_labels,
	squeeze_notes, get_label_before, get_label_after,
	reversed_comparison_code_parts, simplejump_p, pc_set,
	returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
	delete_barrier, delete_prior_computation, delete_computation,
	delete_related_insns, delete_for_peephole, redirect_jump):
	Likewise.
	* lcm.c (optimize_mode_switching): Likewise.
	* local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
	Likewise.
	* loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
	* loop-invariant.c (find_exits, find_invariants_bb): Likewise.
	* loop-iv.c (simplify_using_assignment): Likewise.
	* loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
	libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
	find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
	loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
	check_insn_for_givs, check_final_value, update_giv_derive,
	basic_induction_var, product_cheap_p, check_dbra_loop,
	loop_insn_first_p, last_use_this_basic_block,
	canonicalize_condition, get_condition, loop_regs_scan, load_mems,
	try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
	* modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
	sms_schedule_by_order): Likewise.
	* optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
	* postreload.c (reload_cse_simplify_operands, reload_combine,
	reload_cse_move2add): Likewise.
	* predict.c (can_predict_insn_p, estimate_probability,
	expected_value_to_br_prob, process_note_predictions): Likewise.
	* print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
	* profile.c (branch_prob): Likewise.
	* ra-build.c (live_out_1, livethrough_conflicts_bb,
	detect_webs_set_in_cond_jump): Likewise.
	* ra-debug.c (ra_print_rtx_object, ra_debug_insns,
	ra_print_rtl_with_bb): Likewise.
	* ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
	* recog.c (next_insn_tests_no_inequality, find_single_use,
	split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
	* reg-stack.c (next_flags_user, record_label_references,
	emit_swap_insn, swap_rtx_condition, subst_stack_regs,
	compensate_edge, convert_regs_1): Likewise.
	* regclass.c (scan_one_insn): Likewise.
	* regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
	regmove_optimize, fixup_match_1, single_set_for_csa,
	combine_stack_adjustments_for_block): Likewise.
	* regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
	* reload.c (find_reloads, find_reloads_address_1, subst_reloads,
	find_equiv_reg): Likewise.
	* reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
	reload_as_needed, emit_input_reload_insns, do_output_reload,
	delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
	Likewise.
	* reorg.c (find_end_label, emit_delay_sequence,
	delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
	get_jump_flags, rare_destination, mostly_true_jump,
	try_merge_delay_insns, redundant_insn, own_thread_p,
	fill_simple_delay_slots, fill_slots_from_thread,
	fill_eager_delay_slots, relax_delay_slots, make_return_insns,
	dbr_schedule): Likewise.
	* resource.c (find_basic_block, next_insn_no_annul,
	find_dead_or_set_registers, mark_target_live_regs): Likewise.
	* rtl.h (RTX_PREV): Likewise.
	* rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
	no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
	reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
	find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
	tablejump_p, computed_jump_p, insns_safe_to_move_p,
	find_first_parameter_load, can_hoist_insn_p): Likewise.
	* sched-deps.c (get_condition, add_dependence, sched_analyze_2,
	sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
	* sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
	schedule_ebbs): Likewise.
	* sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
	is_conditionally_protected, can_schedule_ready_p,
	add_branch_dependences, debug_dependencies): Likewise.
	* stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
	Likewise.
	* unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
	reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
	set_dominates_use, ujump_to_loop_cont): Likewise.
	* var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
	* varasm.c (output_constant_pool_1): Likewise.

2004-07-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

	* tree-scalar-evolution.c: New file.
	* tree-scalar-evolution.h: New file.
	* tree-ssa-loop-niter.c: New file.
	* Makefile.in (SCEV_H): New.
	(tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
	* cfgloop.h (struct loop): Add bounds field.
	* tree-flow.h (struct tree_niter_desc): New type.
	(number_of_iterations_cond, number_of_iterations_exit,
	loop_niter_by_eval, find_loop_niter_by_eval,
	estimate_numbers_of_iterations, can_count_iv_in_wider_type,
	free_numbers_of_iterations_estimates): Declare.
	* tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
	* params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
	* doc/invoke.texi (max-iterations-to-track): Document.

2004-07-08  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/sh.c (sh_va_arg): Initinalize lab_over.
	* config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
	(MODE_AFTER): Add cast appropriately.
	* config/sh/sh.md (movdi splitter): Likewise.
	(casesi_worker_2): Add const qualifier appropriately.
	(eh_return): Remove unused variable.
	(insv): Initialize v;

2004-07-08  Richard Henderson  <rth@redhat.com>

	* config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
	* config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
	* config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
	(FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.

	* config/m32r/m32r-protos.h (m32r_va_arg): Remove.
	* config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
	* config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.

	* config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
	* config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
	* config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.

	* config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
	* config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
	* config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.

	* config/i860/i860-protos.h (i860_va_arg): Remove.
	* config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
	* config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.

2004-05-31  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>

	* system.h: Prototype getpagesize if missing.
	* configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
	* configure: Regenerate.
	* config.in: Regenerate.

2004-07-08  Richard Henderson  <rth@redhat.com>

	* config/fr30/fr30-protos.h (fr30_va_arg): Remove.
	* config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(fr30_gimplify_va_arg_expr): New.
	(fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
	* config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.

2004-07-08  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/16414
	* config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
	of asm_noperands result.

2004-07-08  Richard Henderson  <rth@redhat.com>

	* config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
	* config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
	* config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.

2004-07-08  Richard Henderson  <rth@redhat.com>

	* builtins.c (ind_gimplify_va_arg_expr): New.
	* tree.h (ind_gimplify_va_arg_expr): Declare.
	* config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.

2004-07-08  Jan Beulich  <jbeulich@novell.com>

	* expmed.c (extract_bit_field): Correct condition to use vec_extract
	patterns also on vector elements other than the first one.
	* config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
	break statements.

2004-07-08  Geoffrey Keating  <geoffk@apple.com>

	* config/rs6000/darwin-ldouble.c: Correct reference
	to the Linnainmaa paper.

2004-07-08  Richard Henderson  <rth@redhat.com>

	* config/arc/arc-protos.h (arc_va_arg): Remove.
	* config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
	* config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.

	* config/c4x/c4x-protos.h (c4x_va_arg): Remove.
	* config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
	(c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
	* config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.

2004-07-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa.md (prefetch_32, prefetch_64): Simplify constraint checks.

2004-07-08  Zack Weinberg  <zack@codesourcery.com>

	* c-decl.c (static_ctors, static_dtors): Make static.
	(pop_file_scope): Call c_common_write_pch and
	cgraph_finalize_compilation_unit here.
	(build_cdtor): Moved here from c-objc-common.c; simplify.
	(c_write_global_declarations_1): Clarify comment.
	(c_write_global_declarations): Close the external scope before
	doing anything else.  Call build_cdtor, cgraph_optimize, and
	mudflap_finish_file here.
	* c-lang.c (finish_file): Don't call c_objc_common_finish_file.
	Clarify comment.
	* c-objc-common.c: No need to include cgraph.h.
	(build_cdtor): Moved to c-decl.c.
	(c_objc_common_finish_file): Delete.
	* c-tree.h: Update to match.
	* objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
	(generate_static_references): Set TREE_USED before calling finish_decl.
	Eliminate unnecessary dummy declaration.  Call rest_of_decl_compilation
	on the static_instances_decl.

2004-07-08  Zack Weinberg  <zack@codesourcery.com>

	* c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
	decls when there is only one input translation unit.
	* langhooks.c (lhd_set_decl_assembler_name): Partially revert
	change of 2004-07-05; do not treat declarations with
	DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
	* opts.c (cur_in_fname): Delete.
	* opts.h: Likewise.
	* tree.c: Revert changes of 2004-07-05; no special treatment
	for TRANSLATION_UNIT_DECLs.
	* Makefile.in (tree.o): Update dependencies.

2004-07-08  Roger Sayle  <roger@eyesopen.com>

	* builtins.c (fold_builtin_strcpy): Merge functionality from
	simplify_builtin_strcpy.  Add additional len argument.  No longer
	static.  Remove function prototype.
	(fold_builtin_strncpy): Likewise integrate functionality from
	simplify_builtin_strncpy.  Add additional slen argument.  No
	longer static.  Remove function prototype.
	(simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
	(simplify_builtin_fputs): Rename to fold_builtin_fputs.  Change
	types of "ignore" and "unlocked" parameters to bool.
	(fold_builtin_1):  Add additional ignore argument.  Call renamed
	fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
	builtins.  Update arguments to fold_builtin_strncpy and
	fold_builtin_strcpy.  Add function prototype.
	(fold_builtin): Add additional Boolean ignore argument to pass
	to fold_builtin_1.
	(simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
	and fold_builtin_strncpy instead of simplify_builtin_fputs,
	simplify_builtin_strcpy and simplify_builtin_strncpy respectively.

	* expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
	simplify_builtin_strncpy): Delete function prototypes.
	* tree.h (fold_builtin_fputs, fold_builtin_strcpy,
	fold_builtin_strncpy): Add function prototypes here.
	(fold_builtin): Update function prototype with new "bool ignore".

	* tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
	(ccp_fold_builtin):  Update call to fold_builtin.  Call
	fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
	instead of simplify_builtin_fputs, simplify_builtin_strcpy and
	simplify_builtin_strncpy respectively.
	* fold-const.c (fold): Update call to fold_builtin.

2004-07-08  Alexandre Oliva  <aoliva@redhat.com>

	* builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
	to strcpy.

	* expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
	(FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
	(FUNCTION_ARG_CALLEE_COPIES): Likewise.
	* calls.c: Remove ifdefs of macros above.
	* functions.c: Likewise.
	* expr.c: Likewise.

2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
	(arch attribute): Delete.
	(current_function_calls_alloca attribute): Rename into calls_alloca.
	(calls_eh_return): New attribute.
	(leaf_function): Likewise.
	(length attribute): Fix formula for sibcalls.
	(return insn): Correctly compute the 'length' attribute.
	(do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.

2004-07-08  Richard Henderson  <rth@redhat.com>

	* tree-cfg.c (make_exit_edges): Use get_call_expr_in.
	(remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
	(tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
	* tree-eh.c (lower_eh_constructs_1): Likewise.
	* tree-sra.c (sra_walk_modify_expr): Likewise.
	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
	(eliminate_unnecessary_stmts): Likewise.
	* tree-ssa-dse.c (dse_optimize_stmt): Likewise.
	* tree-tailcall.c (optimize_tail_call): Likewise.
	* tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.

2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
	    Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.c (override_options): Enable
	SSE prefetches with -mtune, as long as we are
	compiling for i686 or higher.  All i686 processors
	accept SSE prefetches as NOPS, some i586's don't.

2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>

	PR target/10567
	* config/sparc/sparc.md (update_return): Honor flag_delayed_branch.

2004-07-08  Diego Novillo  <dnovillo@redhat.com>

	* tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
	the handling of clobbering ASM_EXPRs.

2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>

	PR target/16430
	* config/sparc/sparc.c (function_value): In 64-bit mode,
	return the aggregates larger than 16 bytes like unions.

2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>

	PR target/16199
	* config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
	'temp' is zero, generate new pseudos as needed and emit the
	sequence of insns in single-assignment form.  Resync comments
	with code.
	(sparc_emit_set_const64): Pass zero as 'temp' argument to above
	function before reload.

2004-07-08  Nathan Sidwell  <nathan@codesourcery.com>

	* vec.c (vec_assert_fail): Remove duplicate 'function'.

	* vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.

	* vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
	Allocation is signed.
	(VEC_reserve): Return flag, allocation is signed.

2004-07-08  Richard Henderson  <rth@redhat.com>

	* tree-ssa-ccp.c (fold_stmt): Get type directly from
	OBJ_TYPE_REF_OBJECT.

2004-07-08  Joseph S. Myers  <jsm@polyomino.org.uk>
	    Neil Booth  <neil@daikokuya.co.uk>

	PR c/2511
	PR c/3325
	* c-decl.c (finish_struct): Ensure bit-fields are given the
	correct type.
	* c-common.c (c_common_signed_or_unsigned_type): For C, require
	the precision to match as well as the mode.
	* expr.c (reduce_to_bit_field_precision): New function.
	(expand_expr_real_1): Reduce expressions of bit-field type to
	proper precision.
	* langhooks.h (reduce_bit_field_operations): New hook.
	* langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
	Define.
	* c-lang.c, objc/objc-lang.c
	(LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
	* objc/objc-act.c (check_ivars): Convert types to bit-field types
	before checking.
	* tree.c (build_nonstandard_integer_type): New function.
	* tree.h (build_nonstandard_integer_type): New prototype.
	* tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
	conversions between integer and boolean types as useless.

2004-07-08  Paolo Bonzini  <bonzini@gnu.org>

	* c-common.c (c_common_nodes_and_builtins): Do not
	create __builtin_ptrdiff_t and __builtin_size_t.

2004-07-08  Andrew Pinski  <apinski@apple.com>

	* Makefile.in (libbackend.o): Add -combine to the gcc
	command line.

2004-07-08  Nick Clifton  <nickc@redhat.com>

	* config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
	Set to -Os.

2004-07-08  Richard Henderson  <rth@redhat.com>

	* except.c (expand_eh_region_start, expand_eh_region_end,
	expand_eh_handler, expand_eh_region_end_cleanup,
	expand_start_all_catch, expand_start_catch, expand_end_catch,
	expand_end_all_catch, expand_eh_region_end_allowed,
	expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
	expand_eh_region_end_fixup): Remove.
	* stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
	cleanups, outer_cleanups, label_chain, exception_region.
	(struct goto_fixup): Remove stack_level, cleanup_list_list.
	(struct label_chain): Remove.
	(struct stmt_status): Remove x_stack_block_stack.
	(stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
	fixup_gotos, save_stack_pointer, expand_decl_cleanup,
	expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
	end_cleanup_deferral, last_cleanup_this_contour,
	containing_blocks_have_cleanups_or_stack_level,
	any_pending_cleanups): Remove.
	(expand_null_return_1): Take no arguments.
	(expand_label, expand_naked_return, expand_return,
	expand_start_bindings_and_block, expand_end_bindings, expand_decl,
	expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
	expand_end_case_type): Don't use any of them.
	* calls.c (expand_call): Likewise.
	* dojump.c (do_jump): Likewise.
	* function.c (expand_function_end): Likewise.
	* expr.c (store_expr, expand_expr_real_1): Likewise.
	(safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
	(expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
	CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
	EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
	* fold-const.c (fold_checksum_tree): Use first_rtl_op.
	* gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
	* gimplify.c (gimplify_cleanup_point_expr): Renumber operands
	for WITH_CLEANUP_EXPR.
	(gimple_push_cleanup): Likewise.
	* integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
	* print-tree.c (print_node): Likewise.
	* tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
	* tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
	(has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
	* tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
	(GOTO_SUBROUTINE_EXPR): Remove.
	* tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
	(DECL_TOO_LATE): Remove.
	* except.h, tree.h: Update decls.

2004-07-08  Paolo Bonzini  <bonzini@gnu.org>

	* explow.c (optimize_save_area_alloca): Do not accept parameters.
	* passes.c (rest_of_handle_final): Handle symout.
	(rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
	Push timevar here.
	(rest_of_handle_sched): Break out SMS.  Remove ifs for
	flag_schedule_insns and flag_modulo_sched.
	(rest_of_handle_addressof, rest_of_handle_cse2): Garbage
	collect at the end.
	(rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
	(rest_of_handle_partition_blocks, rest_of_handle_sms,
	rest_of_handle_if_after_reload, rest_of_handle_peephole2,
	rest_of_handle_mode_switching, rest_of_handle_jump,
	rest_of_handle_guess_branch_prob, rest_of_handle_eh,
	rest_of_handle_jump2, rest_of_handle_postreload,
	rest_of_handle_flow2, rest_of_clean_state,
	rest_of_handle_shorten_branches,
	rest_of_handle_prologue_epilogue,
	rest_of_handle_branch_target_load_optimize): New.
	(rest_of_compilation): Call the above.  Remove ggc_collect
	calls moved to rest_of_handle_*.
	* rtl.h (optimize_save_area_alloca): Do not accept parameters.

	* dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
	* except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
	* except.h (set_nothrow_function_flags): Update comment.
	* function.c (current_function_nothrow): Remove.
	* output.h (current_function_nothrow): Remove.
	* passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
	* config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.

2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>

	PR bootstrap/16326
	* reorg.c: Revert 2004-06-30 change.
	(find_end_label): If HAVE_epilogue and !HAVE_return,
	return 0 instead of creating a label at the end of the insn chain.
	(optimize_skip): Account for the failure mode of find_end_label.
	(fill_simple_delay_slots): Likewise.
	(fill_slots_from_thread): Likewise.
	(relax_delay_slots): Likewise.

2004-07-08  Diego Novillo  <dnovillo@redhat.com>

	* tree-flow.h (addressable_vars): Declare.
	* tree-ssa-alias.c (addressable_vars): Define.
	(setup_pointers_and_addressables): Add addressable variables
	to addressable_vars.
	* tree-ssa-operands.c (get_stmt_operands): Move
	handling of ASM_EXPRs ...
	(get_asm_expr_operands): ... here.
	When the ASM_EXPR clobbers memory, also clobber addressable
	variables.
	* tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
	(delete_tree_ssa): Reset addressable_vars.

2004-07-07  Jan Beulich  <jbeulich@novell.com>
	    Richard Henderson  <rth@redhat.com>

	* varasm.c (assemble_variable): Use assemble_zeros for
	zero-initialized variables.
	(categorize_decl_for_section): Honor flag_zero_initialized_in_bss
	for SECCAT_BSS and SECCAT_TBSS.

2004-07-07  Jan Beulich  <jbeulich@novell.com>

	* varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.

	* expmed.c (emit_store_flag): Also special-case double-word
	(in-)equality comparison against -1.

	* config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
	passing arguments the containers for which are registers.

	* calls.c (emit_library_call_value_1): Use mode of function parameter
	rather than that of argument since constants have none.

2004-07-08  Alexandre Oliva  <aoliva@redhat.com>

	Introduce H8SX support.
	* expr.c (expand_strcpy): Renamed and moved to...
	* builtins.c (expand_movstr): ... here.  Tweak.
	(expand_builtin_strcpy): Adjust.  Use movstr if len can't be
	computed or has side effects.
	(expand_builtin_stpcpy): Likewise.  Use strcpy if return value is
	unused, or if mempcpy fails.  Adjust the return value in the
	latter case.  Use movstr if everything else fails.
	* doc/md.texi (movstr): Document.
	(movmemM, clrmemM): Fix explanation of memory block operands.
	* config/h8300/h8300.md (stpcpy): Renamed to...
	(movstr): ... this.  Adjust.
	2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
	* config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
	movmem* and clrstr* to clrmem*.
	2004-06-27  Alexandre Oliva  <aoliva@redhat.com>
	* config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
	GENERAL_REGS, always.
	(h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
	getting the stack pointer as addr.
	* config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
	from general_operand_dst.
	* config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
	variant of...
	(movmd_internal): ... this.  Add modes to operands.  Disparage `D'
	instead of requiring it to match only before reload.
	(stpcpy_internal_normal): New, normal-mode variant of...
	(stpcpy_internal): ... this.  Add modes to operands.  Disparage
	`D' instead of requiring it to match only before reload.
	* config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
	mode argument.
	* config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
	* config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
	h8300_get_index.
	* config/h8300/h8300.md (attr type): Add call.
	(attr can_delay): If type is call, set it no.
	(call, call_value): Set type to call.
	2004-06-21  Alexandre Oliva  <aoliva@redhat.com>
	* config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
	2004-06-16  Alexandre Oliva  <aoliva@redhat.com>
	* tree.c (get_narrower): Don't narrow integral types into
	non-integral types.
	* config/h8300/h8300.c (h8300_expand_epilogue): Initialize
	frame_size *before* the first use.
	* config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
	on input.
	(peephole2): Don't widen instructions that push SP.  Move
	decrement of SP to the end of all stm-generating peepholes.
	2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
	and OR to set it to all ones.
	2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
	(call, call_value): Set can_delay to "no".
	2003-07-22  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.md (extzv): Make subreg check more robust.
	2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.md (*brabit): Remove.
	* config/h8300/h8300.md (*brabc, *brabs): Remove mode from
	zero_extract.  Use bit_memory_operand as the predicate for
	operand 1 and 'WU' as the constraint.  Check the difference
	between the base length and the final one when deciding which
	type of branch to use.
	2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
	Use convert_move to extend the result for TARGET_H8300SX.  Check
	for QImode memory references.  Optimize the case where the
	destination is a paradoxical subreg.
	2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
	* config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
	2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.md: Include mova.md
	(length_table): Add mova and mova_zero.
	* config/h8300/h8300.c (print_operand): Handle '%o'.  Print a length
	after all constant addresses for '%R', '%X', '%T' and '%S'.
	(h8300_mova_length): New function.
	(h8300_insn_length_from_table): Use it to handle mova and mova_zero.
	* config/h8300/t-h8300 (mova.md): Generate from genmova.sh.  Add to
	dependencies for s-config, etc.
	* config/h8300/gemova.sh: New file.
	* config/h8300/mova.md: Generated.
	2003-07-20  Alexandre Oliva  <aoliva@redhat.com>
	* config/h8300/h8300.c (h8300_bitfield_length): New.
	(nibble_operand): Adjust.
	(h8300_binary_length): Handle conditional binary op.
	(h8300_insn_length_from_table): Handle bitfield and bitbranch.
	* config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
	P#<X, respectively.  The original P is now IP4>X.  Introduced P#>0
	and P#<0, unused so far.  W and Y are now prefixes to multi-letter
	constraints.  WU is introduced as a variant of U that requires a
	mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
	* config/h8300/h8300.md (attr type): Added bitbranch.
	(attr length_table): Added bitfield and bitbranch.
	(attr length): Compute bitbranch length.
	(andqi): Separate pattern for H8300SX.  Use bfld for loading the
	least-significant bit of a byte.
	(brabit, brabc, brabs): New.
	(insv, extzv): Emit bfst and bfld on H8300SX.
	(bfld, bfst, seq, sne): New.
	(bstzhireg, cmpstz, bstz, bistz): New.
	(cmpcondbset, condbset, cmpcondbclr, condbclr): New.
	(cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
	2003-07-11  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
	(h8sx_unary_memory_operator): New function.
	* config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
	(PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
	* config/h8300/h8300.md: Add peepholes to combine reloads and
	arithmetic insns.
	2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
	(*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
	(and?i, ior?i, xor?i): Likewise.
	2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.c: Move enums and prototypes to head of file.
	Various whitespace fixes.
	(h8300_constant_length): New function, split out from...
	(h8300_displacement_size): ...here.  Rename h8300_displacement_length.
	(h8300_classify_operand): Use IN_RANGE.
	(h8300_classify_operand): Use h8300_constant_length.
	(h8300_short_move_mem_p): Tighten size check.
	(h8sx_mergeable_memrefs_p): Tighten equality check.
	2003-06-30  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
	for -msx.
	* config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
	* config/h8300/crtn.asm: Likewise.
	* config/h8300/lib1funcs.asm: Likewise.  Use 32-bit pointers
	if __H8300SX__ is defined.
	2003-06-27  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
	* config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
	(GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
	addresses as mode-dependent.
	* config/h8300/h8300.c (print_operand_address): Update call to
	h8300_get_index.
	(h8300_get_index): Take a mode argument.  Rework to fix an
	earlier misunderstanding.
	2003-06-26  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.c (zero_extendqisi2): Force the source operand
	into a register if TARGET_H8300SX.
	(*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
	TARGET_H8300SX.  Also disable related define_splits.
	(*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
	2003-06-23  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
	2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.h (OK_FOR_Z): New macro.
	(EXTRA_CONSTRAINT_STR): Check it.
	* config/h8300/h8300.c (h8300_classify_operand): Accept null
	class arguments.
	(h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
	* config/h8300/h8300.md (length_table): Add mov_imm4.
	(movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
	2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
	* genattrtab.c (write_eligible_delay): Allow candidate_insn to
	be a label.
	* config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
	* config/h8300/h8300.c (h8300_reorg): New function.
	(TARGET_MACHINE_DEPENDENT_REORG): Define.
	* config/h8300/h8300.md (length): Subtract the length of the
	delay slot from (pc) when checking the range of forward branches.
	(delay_slot, can_delay): New attributes.
	(define_delay): Add bra/s handling.
	(movmd_internal, return_h8sx, *return_1): Set can_delay to no.
	(jump): Add delayed-branch handling.
	2003-06-17  Richard Sandiford  <rsandifo@redhat.com>
	* expr.c (expand_strcpy): New function.
	* builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
	(expand_builtin_stpcpy): Likewise.
	* config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
	(h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
	* config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
	handling to improve register allocation for -fno-omit-frame-pointer.
	(h8sx_split_movmd): Delete, moving er6 handling into...
	(h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
	* config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
	(movmd): Add calls to copy_rtx.
	(movmd_internal): In the second alternative, allow the initial and
	final destination registers to be different .  Update the splitter
	accordingly.  Call h8300_swap_into_er6 and h8300_swap_out_of_er6
	instead of h8sx_split_movmd.
	(stpcpy, movsd): New expanders.
	(movsd_internal): New define_insn.
	2003-06-13  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
	(h8sx_emit_movmd, h8sx_split_movmd): Declare.
	* config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
	and DESTINATION_REGS.
	(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
	(REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
	(REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
	(h8300_move_ratio): Declare.
	(MOVE_RATIO): Use it.
	* config/h8300/h8300.c (h8300_move_ratio): New variable.
	(h8300_init_once): Initialize it.
	(h8300_reg_class_from_letter): New function.
	(print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
	(h8sx_emit_movmd, h8sx_split_movmd): New functions.
	* config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
	(COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
	(movstrsi, movmd): New expanders.
	(movmd_internal): New insn.
	2003-06-06  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
	2003-06-04  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
	* config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
	2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.c (nibble_operand): Fix warning.
	* config/h8300/h8300.md (movstricthi): Set adjust_length to no.
	(movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
	(movsf_h8300h): Disable for TARGET_H8300SX.
	2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
	h8300_stm_parallel and h8300_return_parallel.
	* config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
	h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
	h8300_stm_parallel, h8300_return_parallel): New functions.
	(h8300_expand_prologue): Don't enforce ldm/stm register alignment
	if TARGET_H8300SX.  Use h8300_push_pop.
	(h8300_expand_epilogue): Likewise.  Try to merge the return insn
	and final pop when generating h8sx code.  Always emit some form
	of return insn.
	* config/h8300/h8300.md: Don't enforce register alignment in
	stm peepholes if TARGET_H8300SX.
	(ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
	(ldm_h8300s_[234], stm_h8300_[234]): Disable.
	(epilogue): Expect h8300_expand_epilogue to emit a return insn.
	2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
	(MULTILIB_DIRNAMES): Add a directory for it.
	(MULTILIB_MATCHES): Delete.
	2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
	* final.c (walk_alter_subreg): Handle addresses with subregs
	inside a ZERO_EXTEND or AND.
	* config/h8300/h8300-protos.h (h8300_get_index): Declare.
	* config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
	if TARGET_H8300SX.
	(GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
	* config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
	@(dd,Rn.w) and @(dd,ERn.L).
	(h8300_displacement_size): Take the whole address as argument.
	(h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
	2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
	* config/mips/mips-protos.h (h8300_operands_match_p): Declare.
	(h8sx_mergeable_memrefs_p): Declare.
	* config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
	(HAVE_PRE_INCREMENT): Likewise.
	(GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
	addresses for TARGET_H8300SX,
	* config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
	and POST_DEC.
	(movb_length_table, movl_length_table): New tables.
	(movw_length_table): Define to movb_length_table.
	(h8300_displacement_size): New, split out from...
	(h8300_classify_address): ...here.  Handle pre/post inc/dec.
	(h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
	(h8300_insn_length_from_table): Add cases for movb, movw and movl.
	(h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
	(output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
	(compute_plussi_length, compute_plussi_cc): Update accordingly.
	(h8sx_unary_shift_operator): Get the mode from the operator.
	(binary_shift_operator): Likewise.
	* config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
	a memory reference, check whether the reference is offsettable.
	(length_table): Add movb, movw and movl.
	(movqi): Add new h8sx pattern.  Don't force one operand to be a
	register when generating h8sx code.
	(movhi, movsi, movsf): Likewise.
	(movstrictqi): Use the length_table attribute.
	(movstricthi): Likewise.  Add h8sx alternative for mov.w #xx:3,Rn.
	(addqi3): Split into a define_expand and define_insn.  Don't accept
	memory operands in the expander.  Use h8300_operands_match_p to
	check for matching operands in the define_insn.
	(subqi3, negqi2, one_cmplqi2): Likewise.
	(add[hs]i3): Don't accept memory operands in the expander.  Likewise
	in any patterns that are unused in h8sx code.  In the h8sx patterns,
	use h8300_operands_match_p to check whether operands match.
	(sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
	one_cmpl[hs]i3): Likewise.
	(andqi3, iorqi3, xorqi3): Likewise.  Don't call fix_bit_operand
	in the expander.
	2003-05-23  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
	(h8300_insn_length_from_table): Add a second parameter.
	(output_h8sx_shift): Declare.
	* config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
	(EXTRA_CONSTRAINT): Replace with...
	(EXTRA_CONSTRAINT_STR): ...this.  Use OK_FOR_W and OK_FOR_Y.
	(CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
	(PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
	and h8sx_binary_shift_operator.
	* config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
	for TARGET_H8300SX.
	(bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
	(bit_memory_operand, fix_bit_operand): Likewise.
	(h8300_length_table_for_insn): Remove.
	(h8300_classify_operand): Fix check for 16-bit operands in 32-bit
	instructions.
	(h8300_short_immediate_length, h8300_binary_length): New functions.
	(h8300_insn_length_from_table): Add an opcodes parameter.  Rework.
	(output_plussi): Use sub to add negative constants.
	(compute_plussi_length): Adjust accordingly.
	(h8sx_single_shift_type): New enum.
	(h8sx_single_shift, h8sx_unary_shift_operator,
	h8sx_binary_shift_operator, output_h8sx_shift): New functions.
	(expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
	single h8sx instruction.  Return false in this case.
	* config/h8300/h8300.md (length_table): Add short_immediate.
	(length): Pass the operand array to h8300_insn_length_from_table.
	(adjust_length): Assume "no" for insns with a length_table attribute.
	(*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
	(*addhi3_h8300hs): Don't use for h8sx.
	(*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
	and sub.w #xx:3.
	(ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
	1's predicate to nonimmediate_operand.  Only skip default expansion
	if expand_a_shift or expand_a_rotate returns true.  Add new patterns
	for single h8sx shift instructions.
	2003-05-22  Alexandre Oliva  <aoliva@redhat.com>
	* config/h8300/h8300.c (nibble_operand): Split out of...
	(reg_or_nibble_operand): ... this.
	* config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
	* config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
	umulhisi3): Introduce expand, and introduce separate insns for
	sign- or zero-extended REG and already-extended CONST_INT.
	2003-05-20  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
	* config/h8300/h8300.md (subqi3): Generalize for h8sx.
	(subhi3): Likewise.  Don't accept immediates for operand 1.
	Remove the early clobber from second alternative of the h8300s pattern.
	(subsi3): Generalize for h8sx.  Force operand 2 into a register
	on plain h8300 targets.
	(subsi3_h8300): Use h8300_dst_operand for consistency with expander.
	(subsi3_h8300h): Generalize for h8sx.
	(one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
	2003-05-19  Alexandre Oliva  <aoliva@redhat.com>
	* config/h8300/h8300.c (reg_or_nibble_operand): New.
	* config/h8300/h8300.h (PREDICATE_CODES): Adjust.
	(TARGET_H8300SXMUL): New.
	(CONST_OK_FOR_P): New.
	(CONST_OK_FOR_LETTER_P): Adjust.
	* config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
	umulhisi3): Accept 4-bit immediate on H8SX.
	(mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
	(udivsi3, divhi3, udivsi3, divsi3): New.
	2003-05-19  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
	* config/h8300/h8300.h (OK_FOR_Q): New macro.
	(EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
	(PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
	Add ADDRESSOF to the bit_operand entry.
	* config/h8300/h8300.c (h8300_dst_operand): New predicate.
	(h8300_src_operand): Likewise.
	(bit_operand): Check nonimmediate_operand rather than general_operand.
	Accept any nonimmediate_operand in h8sx code.
	(h8300_and_costs): Initialize operands[1].
	(h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
	(h8300_operand_class): New enum.
	(h8300_length_table): New typedef.
	(addb_length_table, addw_length_table, addl_length_table,
	logicl_length_table): New tables.
	(logicb_length_table, logicw_length_table): New macros.
	(h8300_classify_operand, h8300_length_from_table,
	h8300_length_table_for_insn, h8300_unary_length,
	h8300_insn_length_from_table): New functions.
	(output_plussi): Only use adds and subs for register destinations.
	Disable redundant clause.
	(compute_plussi_cc): Likewise.
	(compute_plussi_length): Likewise.  Use h8300_length_from_table
	to work out the length of an insn.
	(output_logical_op): Only use narrower immediate instructions
	if the destination is a register.
	(compute_logical_op_cc): Likewise.
	(compute_logical_op_length): Likewise.  Use h8300_length_from_table.
	(h8300_adjust_insn_length): Tighten check for reg<->mem moves.
	* config/h8300/h8300.md (length_table): New attribute.
	(length): When an instruction has a length_table attribute, use
	h8300_insn_length_from_table to calculate its default length.
	(cmpqi): Use h8300_dst_operand for the first operand and
	h8300_src_operand for the second.
	(cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
	negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
	addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
	iorsi3, xorhi3, xorsi3): Likewise.
	(andqi3): Use h8300_src_operand for operand 2.  Adjust the condition
	so that it allows any combination of operands for TARGET_H8300SX.
	(iorqi3, xorqi3): Likewise.
	(cmpqi): Use the length_table attribute.
	(*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
	xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
	(cmpqi): Add 'Q' constraint.
	(*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
	iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
	2003-05-14  Richard Sandiford  <rsandifo@redhat.com>
	* config/h8300/h8300.h (MASK_H8300SX): New macro.
	(TARGET_H8300S): True for both -ms and -msx.
	(TARGET_H8300SX): New macro.
	(TARGET_SWITCHES): Add entries for -msx and -mno-sx.
	* config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
	* config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
	* config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
	[Temporary change.]
	2003-02-28  Alexandre Oliva  <aoliva@redhat.com>
	* config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
	16-bit pointers and 32-bit ints.
	* config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
	CONST_DOUBLE with mode no wider than SImode.
	* config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
	output operand.
	2003-02-27  Alexandre Oliva  <aoliva@redhat.com>
	* config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
	or SUBREG thereof.
	* config/h8300/h8300.h (PREDICATE_CODES): Adjust.
	2003-02-22  Alexandre Oliva  <aoliva@redhat.com>
	* config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.

2004-05-28  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>

	* config.gcc (i[34567]86-*-mingw32*): Enable threads by default.

2004-07-07  Per Bothner  <per@bothner.com>

	* flow.c (attempt_auto_inc):  Remove now-redundant PUT_CODE.

2004-07-07  Mike Stump  <mrs@apple.com>

	* darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
	* darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
	(machopic_finish): Likewise.

2004-07-07  Richard Henderson  <rth@redhat.com>

	* tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
	through any value-preserving cast.

2004-07-07  Alexandre Oliva  <aoliva@redhat.com>

	* function.c (assign_parm_find_data_types): Call
	FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.

2004-07-07  Steven Bosscher  <stevenb@suse.de>

	* tree-cfg.c (group_case_labels): Remove case labels that have
	the same target as the default case.

2004-07-07  Steven Bosscher  <stevenb@suse.de>

	* tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
	regardless of DECL_LANG_SPECIFIC being present or not.
	* tree.h (DECL_NUM_STMTS): Purge.

2004-07-07  Andrew Pinski  <apinski@apple.com>

	* configure: Regenerate with the right autoconf.

2004-07-07  David Edelsohn  <edelsohn@gnu.org>

	* ifcvt.c (total_bb_rtx_cost): New function.
	(find_if_case_1): Compare rtx_cost of basic block to cost of
	BRANCH_COST insns.
	(find_if_case_2): Same.

2004-07-07  Eric Botcazou  <ebotcazou@libertysurf.fr>

	PR target/10567
	* config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
	(output_return): Likewise.
	(output_sibcall): Abort if !flag_delayed_branch.
	(sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
	(emit_and_preserve): New function.
	(sparc_output_mi_thunk): Use it.  Honor flag_delayed_branch.  Emit an
	indirect jump to the thunked-to function if !flag_delayed_branch.
	* config/sparc/sparc.md (delayed_branch): New attribute.
	(load_pcrel_sym): Honor flag_delayed_branch.  Use above
	attribute to compute the length of the insn.
	(goto_handler_and_restore): Likewise.

2004-07-07  Andrew Pinski  <apinski@apple.com>

	PR tree-optimization/15777
	* fold-const.c (fold_single_bit_test): Fold the x^1 expression.

	* expr.c (expand_expr_real_1): Fix formating.
	BUFFER_REF and IN_EXPR are dead.
	* fold-const.c (non_lvalue): BUFFER_REF is dead.
	* tree-inline.c (estimate_num_insns_1): Likewise.
	* tree-pretty-print.c (dump_generic_node): BUFFER_REF,
	IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
	* tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.

2004-07-07  H.J. Lu  <hongjiu.lu@intel.com>

	* collect2.c (dump_file): Don't call cplus_demangle if
	HAVE_LD_DEMANGLE is defined.
	(main): Pass "--demangle" to ld if no_demangle is not 0 and
	HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
	if HAVE_LD_DEMANGLE is defined.

	* configure.ac (--with-demangler-in-ld): Added
	(HAVE_LD_DEMANGLE): Define if ld supports --demangle when
	--with-demangler-in-ld is used.
	* config.in: Regenerated.
	* configure: Likewise.

2004-07-07  Roger Sayle  <roger@eyesopen.com>

	* config/rs6000/rs6000.c (struct processor_costs): Add new fields
	for simple floating point operations "fp", double precision
	multiplication "dmul", and single and double precision division
	"sdiv" and "ddiv".  Update all CPU variant tables as appropriate.
	(ppc630_cost): New table split from ppc620_cost, to distinguish
	differences in floating point latencies.
	(rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
	(rs6000_rtx_costs): Add support for single and double precision
	floating point addition, subtraction, multiplication, division,
	fused-multiply-add, fused-multiply-sub, negation, absolute value
	and negative absolute value.  Tweak MEM case to use prefered idiom.

2004-07-07  Richard Henderson  <rth@redhat.com>

	* tree-flow-inline.h (may_propagate_copy): Move...
	* tree-ssa-copy.c (may_propagate_copy): ... here.  Fail if we
	attempt to copy between types requiring conversion.
	* tree-flow.h (may_propagate_copy): Update decl.
	* tree-ssa-dom.c (cprop_operand): Tidy redundant tests.

2004-07-07  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.c (override_options): Don't set x86_prefetch_sse
	from -mtune= option.

2004-07-07  Alexandre Oliva  <aoliva@redhat.com>

	* builtins.c: Rename movstr*, except for movstrict*, to
	movmem* and clrstr* to clrmem*.
	* expr.c: Likewise.
	* expr.h: Likewise.
	* genopinit.c: Likewise.
	* integrate.c: Likewise.
	* local-alloc.c: Likewise.
	* optabs.c: Likewise.
	* optabs.h: Likewise.
	* config/alpha/alpha.h: Likewise.
	* config/alpha/alpha.md: Likewise.
	* config/arm/arm-protos.h: Likewise.
	* config/arm/arm.c: Likewise.
	* config/arm/arm.md: Likewise.
	* config/avr/avr.md: Likewise.
	* config/c4x/c4x.c: Likewise.
	* config/c4x/c4x.md: Likewise.
	* config/frv/frv.md: Likewise.
	* config/i386/i386-protos.h: Likewise.
	* config/i386/i386.c: Likewise.
	* config/i386/i386.h: Likewise.
	* config/i386/i386.md: Likewise.
	* config/i860/i860.c: Likewise.
	* config/i860/i860.md: Likewise.
	* config/ip2k/ip2k.md: Likewise.
	* config/ip2k/libgcc.S: Likewise.
	* config/ip2k/t-ip2k: Likewise.
	* config/m32r/m32r.c: Likewise.
	* config/m32r/m32r.md: Likewise.
	* config/mcore/mcore.md: Likewise.
	* config/mips/mips.c: Likewise.
	* config/mips/mips.md: Likewise.
	* config/ns32k/ns32k.c: Likewise.
	* config/ns32k/ns32k.h: Likewise.
	* config/ns32k/ns32k.md: Likewise.
	* config/pa/pa.c: Likewise.
	* config/pa/pa.md: Likewise.
	* config/pdp11/pdp11.h: Likewise.
	* config/pdp11/pdp11.md: Likewise.
	* config/rs6000/rs6000.c: Likewise.
	* config/rs6000/rs6000.md: Likewise.
	* config/s390/s390-protos.h: Likewise.
	* config/s390/s390.c: Likewise.
	* config/s390/s390.md: Likewise.
	* config/sh/lib1funcs.asm: Likewise.
	* config/sh/sh.c: Likewise.
	* config/sh/sh.md: Likewise.
	* config/sh/t-sh: Likewise.
	* config/sparc/sparc.h: Likewise.
	* config/vax/vax.md: Likewise.
	* config/xtensa/xtensa.c: Likewise.
	* config/xtensa/xtensa.md: Likewise.
	* doc/invoke.texi: Likewise.
	* doc/md.texi: Likewise.
	* doc/rtl.texi: Likewise.

2004-07-07  Richard Sandiford  <rsandifo@redhat.com>

	PR target/16407
	* config/mips/mips-protos.h (mips_declare_common_object): Declare.
	* config/mips/mips.c (mips_declare_common_object): New function,
	mostly split out from...
	(mips_output_aligned_decl_common): ...here.
	* config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
	(ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
	* config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
	rather than ASM_OUTPUT_LOCAL.  Call mips_declare_common_object.

2004-07-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR c/16392
	* function.c (assign_parms): Fix typo from previous change.

2004-07-07  Jason Merrill  <jason@redhat.com>

	PR c++/15815
	* doc/extend.texi (C++ Interface): Correct information and
	discourage use.

2004-07-07  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/16130
	PR target/16142
	PR target/16143
	* config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
	insn.

2004-07-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

	PR target/1679.
	* config/m32r/m32r.c (m32r_function_symbol): New function:
	Generate a symbol name RTX with the correct m32r specific flags
	set.
	(block_move_call): Use new function to generate correct symbol.
	* config/m32r/m32r-protos.h: Add prototype for new funcion.
	* config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
	function.

2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>

	* tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
	TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
	TYPE_BINFO_BASETYPE): Remove.
	(BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
	to ...
	(BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
	here.
	(BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
	(BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
	(BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
	(struct tree_binfo): Rename base_types to base_binfos.
	* alias.c (record_component_aliases): Adjust BINFO macros.
	* dbxout.c (dbxout_type): Likewise.
	* dwarf2out.c (gen_member_die): Likewise.
	* sdbout.c (sdbout_one_type): Likewise.
	* tree-dump.c (deque_and_dump): Likewise.
	* config/i386/i386.c (classify_argument,
	contains_128bit_aligned_vector_p): Likewise.

2004-07-07  Nick Clifton  <nickc@redhat.com>

	* config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
	arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.

2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>

	* vec.h: Fix the example use.

2004-07-06  Richard Henderson  <rth@redhat.com>

	* langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
	* langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
	* tree-inline.c (copy_body_r, setup_one_parameter,
	initialize_inlined_parameters, expand_call_inline,
	declare_inline_vars): Don't check it.
	(expand_calls_inline): Remove old version, rename new version
	from gimple_expand_calls_inline.
	* tree-optimize.c (execute_gimple): Remove.
	(pass_gimple): Don't run anything.

2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>

	* doc/sourcebuild.texi: Use semicolons instead of commas in
	section title.

2004-07-06  Richard Henderson  <rth@redhat.com>

	* tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
	(sra_walk_modify_expr, scan_init): Likewise.
	(generate_element_zero): Check visited before scanning children.
	(generate_element_init): Set visited on error.
	(scalarize_init): Handle generate_element_init failure similar
	to use_block_copy.

2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>

	* toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
	(warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.

2004-07-06  Richard Henderson  <rth@redhat.com>

	* config/i386/i386.c (legitimize_pic_address): Make static.
	(legitimize_address): Handle CONST with TLS operand.
	(ix86_expand_move): Don't call legitimize_pic_address directly.
	* config/i386/i386-protos.h (legitimize_pic_address): Remove.

2004-07-06  Roger Sayle  <roger@eyesopen.com>

	* ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
	(noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
	(noce_process_if_block): Initialize if_info.b_unconditional if insn_b
	is currently executed unconditionally, i.e. not in "else_bb".

2004-07-06  Steven Bosscher  <stevenb@suse.de>

	* config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
	* config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
	* config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
	* config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
	* config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
	* config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
	* config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
	* config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.

2004-07-06  Daniel Berlin  <dberlin@dberlin.org>

	* dojump.c (do_jump): REFERENCE_EXPR is dead.
	* expr.c (expand_expr_real_1): Ditto.
	* tree-inline.c (estimate_num_insns_1): Ditto.
	* tree-pretty-print.c (dump_generic_node): Ditto.
	(op_symbol): Ditto.
	* tree.def: Ditto.

2004-07-06  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-pre.c (reference_node_pool): New pool.
	(find_or_generate_expression): Class 'r' is okay too.
	(create_value_expr_from): Ditto.
	(add_to_sets): LHS should not include vuses.
	(eliminate): Ditto.
	(compute_avail): Reverse ordering of tests.
	Valuize INDIRECT_REF as well.

2004-07-06  Richard Sandiford  <rsandifo@redhat.com>

	PR rtl-optimization/16380
	* loop.c (check_dbra_loop): Sink comparison instructions if they
	do something other than set cc0.

2004-07-06  James E Wilson  <wilson@specifixinc.com>

	* doc/interface.texi (longjmp and automatic variables): Delete
	paragraph recommending taking the address of a variable.

2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>

	* vec.h (VEC_embedded_alloc): Remove.
	(VEC_embedded_size, VEC_embedded_init): New.
	(VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
	MEM_STAT_INFO.
	(VEC_truncate): New.
	(vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
	(vec_embedded_alloc): Remove.
	* vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
	(vec_embedded_alloc): Remove.

2004-07-06  Mark Mitchell  <mark@codesourcery.com>

	* Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
	(gt-langhooks.h): Remove.

2004-07-06  George Helffrich <george@gly.bris.ac.uk>

	* xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.

2004-07-06  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* config/sparc/sparc.c (get_pc_symbol): Rename into
	add_pc_to_pic_symbol.
	(get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
	(load_pic_register): Account for previous changes.
	Use reg_names.  Don't create the label twice.
	* config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
	UNSPEC_LOAD_PCREL_SYM.
	(get_pc): Rename into load_pcrel_sym.  Add predicate to
	operands.  Remove condition.

2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>

	* dbxout.c (dbxout_type): Don't test whether the binfo slot of
	RECORD, UNION & QUAL_UNION is actually a binfo.

	* tree.h (TREE_VIA_VIRTUAL): Rename to ...
	(BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
	(BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
	* dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
	* dwarf2out.c (add_data_member_location_attribute): Likewise.
	(gen_inheritance_die): Likewise.
	* tree-dump.c (deque_and_dump): Likewise.
	* doc/c-tree.texi (Binfos): Add under reconstruction note.

2004-07-06  Steven Bosscher  <stevenb@suse.de>

	* config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
	Define.
	* config/mcore/mcore.md: Model memory latency with a simple DFA
	pipeline description instead of a define_function_unit.

2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
	* langhooks.h (var_mod_type_p): Likewise.
	* c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
	* expr.c (count_type_elements): Properly handle return from
	array_type_nelts and properly test for overflow.
	* gimplify.c (gimplify_init_constructor): Properly handle return
	from array_type_nelts.
	(gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
	* integrate.c (copy_decl_for_inlining): Correct comments.
	* tree-inline.c (remap_decl): Update comments, remove dead code,
	and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
	(remap_type): Only remap if variably modified by vars in function
	being inlined.
	(copy_body_r): Use compatible_type langhooks to see when can fold.
	(setup_one_parameter): Don't remap type.
	(inline_forbidden_p_1): Add arg to variably_modified_type_p.
	* tree.c (recompute_tree_invarant_for_addr_expr): Properly
	compute TREE_INVARIANT for decl case.
	(find_var_from_fn): New function.
	(variably_modified_type_p): Add arg and call new function.
	* tree.h (variably_modified_type_p): Add extra arg.

2004-07-05  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
	(goto_handler_and_restore_v9): Delete disabled insn.
	(goto_handler_and_restore_v9_sp64): Likewise.

2004-07-05  Roger Sayle  <roger@eyesopen.com>

	* calls.c (load_register_parameters): Call expand_shift instead
	of expand_binop with ashl_optab (or other shift optab) directly.
	* expr.c (emit_group_load, emit_group_store): Likewise.
	* function.c (assign_parm_setup_block): Likewise.
	* stmt.c (shift_return_value): Likewise.

2004-07-05  Jakub Jelinek  <jakub@redhat.com>

	* expr.c (expand_assignment): Disable the bitfield += optimizations.

2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>

	* doc/sourcebuild.texi: Revert previous patch.

2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>

	* 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  <rth@redhat.com>

	* function.c (assign_parm_setup_reg): Properly rename variables in
	FUNCTION_ARG_CALLEE_COPIES section.

2004-07-05  Zack Weinberg  <zack@codesourcery.com>

	* 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  <dave.anglin@nrc-cnrc.gc.ca>

	* pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
	displacements with the spatial-locality cache-control completer.

2004-07-05  Zack Weinberg  <zack@codesourcery.com>

	* 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  <roger@eyesopen.com>

	* fold-const.c (fold) <TRUNC_MOD_EXPR>: 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.
	<EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
	into "((unsigned) X % Y) == 0".

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.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  <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
	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  <rth@redhat.com>

	* 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 <case SAVE_EXPR>): 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  <jsm@polyomino.org.uk>

	* 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  <dberlin@dberlin.org)

	* tree-ssa-pre.c (bitmap_set_t): New.
	(bb_value_sets): avail_out is now a bitmap_set_t.
	(bitmap_find_leader): New function.
	(bitmap_value_insert_into_set): Ditto.
	(bitmap_set_copy): Ditto.
	(bitmap_value_replace_in_set): Ditto.
	(bitmap_set_contains_value): Ditto.
	(bitmap_set_new): Ditto.
	(bitmap_set_pool): New pool.
	(find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
	(insert_aux): Ditto.
	(add_to_sets): Ditto.
	(compute_avail): Ditto
	(eliminate): Ditto.
	(init_pre): Ditto.
	(fini_pre): Ditto.
	(execute_pre): Ditto.

2004-07-02  Roger Sayle  <roger@eyesopen.com>

	* 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  <rth@redhat.com>

	* expmed.c (make_tree): Don't use SET_DECL_RTL.

2004-07-02  Steven Bosscher  <stevenb@suse.de>

	* tree-flow.h (bb_ann_d): Remove ephi_nodes field.

2004-07-01  Richard Henderson  <rth@redhat.com>

	* 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  <rth@redhat.com>

	* 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  <rth@redhat.com>

	* 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  <rth@redhat.com>

	* 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  <kazu@cs.umass.edu>

	* 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 <aaronraolete36@aaronwl.com>

	* 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  <rth@redhat.com>

	* 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  <jsm@polyomino.org.uk>

	* 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  <rth@redhat.com>

	* 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  <kenner@vlsi1.ultra.nyu.edu>

	* 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  <bonzini@gnu.org>

	* c-pretty-print.c (pp_c_postfix_expression): Fix pasto.

2004-07-01  Per Bothner  <per@bothner.com>

	* final.c (final):  Fix typo reported by Aaron W. LaFramboise.

2004-07-01  Jakub Jelinek  <jakub@redhat.com>

	* 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  <bonzini@gnu.org>

	* 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  <roger@eyesopen.com>

	* simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
	rtx_cost instead of "had_mult" to determine whether the transformed
	expression is cheaper than the original.

2004-07-01  Jerry Quinn  <jlquinn@optonline.net>

	* 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  <stevenb@suse.de>

	* stmt.c (check_seenlabel): Remove.
	(pushcase, pushcase_range, expand_end_case_type): Don't call it.

2004-07-01  Richard Henderson  <rth@redhat.com>

	* 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  <jsm@polyomino.org.uk>

	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  <nickc@redhat.com>

	* 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  <bonzini@gnu.org>

	* builtins.c (fold_builtin_classify): Fix typo.

2004-07-01  Richard Henderson  <rth@redhat.com>

	* 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  <bonzini@gnu.org>

	* 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  <rth@redhat.com>

	* 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  <rth@redhat.com>

	* 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.