否则,一元数字操作数保留被转换或者不被转换。
Otherwise, a unary numeric operand remains as is and is not converted.
由于乘法的操作数是两个64位的值,它们的乘积是一个128位的数字。
Since the operands for the multiplication are 64-bit values, the result of their product is a 128-bit number.
基于符号数字负二进制表达,提出了任意字长操作数的并行两步加法与一步减法。
Based on sign digit negabinary representation, the two step addition and one step subtraction of arbitrary length operands can be performed.
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