术语 | octaword |
释义 | octaword 八进制字 Sixteen contiguous bytes starting on an arbitrary byte boundary. The bits are numbered from the right 0 through 127. An octaword is specified by its address A,the address of the byte containing bit 0. When interpreted arithmetically, an octaword is a two’s complement integer with bits of increasing significance going 0 through 126 and bit 127 is the sign bit. The value of the integer is in the range-2 (sup 127) to 2 (sup 127)-1. 从任意字节界开始的16个连接字节。这些位从右边的0开始编号,一直到127。 由八进制字的A地址(包含0位字节的地址)来指定一个八进制字。在进行运算时,八进制字是一个 二进制补码整数,从0位到126位,权逐位增加,127位为符号位。整数值的范围是-2127 —2127-1。 |
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