Thursday, March 10, 2011

MUL

(A) <- (A) * (B) 的 bit 0-7 低A
(B) <- (A) * (B) 的 bit 8-15高B

----
A的值 * B的值


----

16bit中 左 8 bit 是低位，右8bit是高位

所以MUL都要先SWAP?

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