As in assembly language, spu_sel looks at each bit in conditional.
正如汇编语言中一样，spu_sel会查看conditional中每一位的值。
2
Assembly language instruction sequence perform arithmetic, and jump instruction by changing the program counter value to execute the conditional statement and circular statement.
汇编语言依序执行算术指令，而跳转指令可以通过改变程序计数器的值来执行条件语句和循环语句。
3
An assembler operation of conditionalassembly and macro generation.