3-424
INSTRUCTION SET REFERENCE
MOVLPS—Move Low Packed Single-FP
Description
The linear address corresponds to the address of the least-significant byte of the referenced
memory data. When the load form of this operation is used, m64 is loaded into the lower 64-bits
of the 128-bit register xmm, and the upper 64-bits are left unchanged.
Figure 3-45. Operation of the MOVLPS Instruction
OpcodeInstruction
Description
0F,12,/r
0F,13,/r
MOVLPS xmm, m64
MOVLPS m64, xmm
Move 64 bits representing two SP operands from Mem to lower
two fields of XMM register.
Move 64 bits representing two SP operands from lower two
fields of XMM register to Mem.
MOVLPS xmm1, m64 (m64, xmm1)
Xmm1
m64
Xmm1
