3-656
INSTRUCTION SET REFERENCE
SQRTPS—Packed Single-FP Square Root
Description
The SQRTPS instruction returns the square root of the packed SP FP numbers from
xmm2/m128.
Figure 3-91. Operation of the SQRTPS Instruction
Operation
DEST[31-0] = SQRT (SRC/m128[31-0]);
DEST[63-32] = SQRT (SRC/m128[63-32]);
DEST[95-64] = SQRT (SRC/m128[95-64]);
DEST[127-96] = SQRT (SRC/m128[127-96]);
Intel C/C++ Compiler Intrinsic Equivalent
__m128 _mm_sqrt_ps(__m128 a)
Computes the square roots of the four SP FP values of a.
OpcodeInstruction
Description
0F,51,/rSQRTPS xmm1, xmm2/m128Square Root of the packed SP FP numbers in
XMM2/Mem.
Xmm1
Xmm1
SQRTPS xmm1, xmm2/m128
Xmm2/
m128
9.0
16.0
3.0
=
=
=
=
