* cgen-asm.c (cgen_parse_operand_fn): New global.

	* cgen-asm.c (cgen_parse_operand_fn): New global.
	(cgen_parse_{{,un}signed_integer,address}): Update call to
	cgen_parse_operand_fn.
	(cgen_init_parse_operand): New function.
	* m32r-asm.c (parse_insn_normal): cgen_init_parse_operand renamed
	from cgen_asm_init_parse.
	(m32r_cgen_assemble_insn): New operand `errmsg'.
	Delete call to as_bad, return error message to caller.
	(m32r_cgen_asm_hash_keywords): #if 0 out.