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AMD 64-Bit Technology - ECE User Home Pages

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26568—Rev. 3.02—August 2002<br />

<strong>AMD</strong> <strong>64</strong>-<strong>Bit</strong> <strong>Technology</strong><br />

MOVQ2DQ<br />

Move Quadword to Quadword<br />

Moves a <strong>64</strong>-bit value from an MMX register to the low-order <strong>64</strong> bits of an XMM<br />

register, with zero-extension to 128 bits.<br />

Mnemonic Opcode Description<br />

MOVQ2DQ xmm, mmx F3 0F D6 /r Moves <strong>64</strong>-bit value from an MMX register to an XMM register.<br />

127 <strong>64</strong> 63 0<br />

0<br />

xmm<br />

mmx<br />

63 0<br />

copy<br />

movq2dq.eps<br />

Related Instructions<br />

MOVD, MOVDQA, MOVDQU, MOVDQ2Q, MOVQ<br />

rFLAGS Affected<br />

None<br />

MXCSR Flags Affected<br />

None<br />

MOVQ2DQ 177

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