2004-02-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>

2004-02-17  Ulrich Weigand <Ulrich.Weigand@de.ibm.com>

	Committed by Jim Blandy  <jimb@redhat.com>.

	* s390-tdep.c (struct gdbarch_tdep): Add 'abi' member.
	(S390_STACK_FRAME_OVERHEAD): Remove.
	(S390_STACK_PARAMETER_ALIGNMENT): Remove.
	(S390_NUM_FP_PARAMETER_REGISTERS): Remove.
	(s390_promote_integer_argument): Remove.
	(s390_cannot_extract_struct_value_address): Remove.
	(s390_use_struct_convention, s390_store_struct_return): Remove.
	(s390_extract_return_value, s390_store_return_value): Remove.
	(s390_return_value_convention, s390_return_value): New functions.
	(is_float_singleton): Handle typedefs.
	(is_double_or_float, is_double_arg, is_simple_arg, pass_by_copy_ref):
	Remove, replace by ...
	(s390_function_arg_pass_by_reference, s390_function_arg_float,
	s390_function_arg_integer): ... these new functions.
	(s390_push_arguments, s390_push_return_address): Remove, replace by ...
	(s390_push_dummy_call, s390_unwind_dummy_id): ... these new functions.
	(s390_gdbarch_init): Remove s390_call_dummy_words and elf_flags.
	Fill in tdep->abi.
	Remove calls to:
	set_gdbarch_deprecated_store_struct_return,
	set_gdbarch_deprecated_extract_return_value,
	set_gdbarch_deprecated_store_return_value,
	set_gdbarch_use_struct_convention,
	set_gdbarch_extract_struct_value_address,
	set_gdbarch_deprecated_pc_in_call_dummy,
	set_gdbarch_deprecated_push_arguments,
	set_gdbarch_deprecated_save_dummy_frame_tos,
	set_gdbarch_deprecated_push_return_address,
	set_gdbarch_deprecated_sizeof_call_dummy_words,
	set_gdbarch_deprecated_call_dummy_words,
	set_gdbarch_deprecated_dummy_write_sp.
	Add calls to:
	set_gdbarch_push_dummy_call,
	set_gdbarch_unwind_dummy_id,
	set_gdbarch_return_value.