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<strong>ARM</strong> 指 令 参 考<br />

示 例<br />

SHADD8 r4, r3, r9<br />

USUBADDXNE r0, r0, r2<br />

不 正 确 的 示 例<br />

QHADD r2, r9, r3 ; No such instruction, should be QHADD8 or QHADD16<br />

UQSUB16NE r1, r15, r0 ; Use of r15 not allowed<br />

SUBADDX r10, r8, r5 ; Must have a prefix.<br />

<strong>ARM</strong> DUI 0204BSC © 2002、 2003 <strong>ARM</strong> Limited 版 权 所 有 。 保 留 所 有 权 利 。 4-85

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