* v850-tdep.c (v850_type_is_scalar): New function.

	* v850-tdep.c (v850_type_is_scalar): New function.
	(v850_use_struct_convention): Match current gcc implementation
	as close as possible.
	(v850_push_arguments): Fix stack_offset handling.  Don't write
	struct_addr into register.  This is done by v850_store_struct_return.
	(v850_extract_return_value): Care for structs.
	(v850_store_return_value): Ditto.
	(v850_store_struct_return): Actually write address.