rcpss

Reciprocal Scalar Single-Precision

RCPSS xmm1, xmm2/m32

Computes approximate reciprocal (1/x) of low float.

Details

The Reciprocal Scalar Single-Precision instruction computes approximate reciprocal (1/x) of low float.

Pseudocode Operation

// Computes approximate reciprocal (1/x) of low float

Example

RCPSS xmm1, xmm2/m32

Encoding

Binary Layout
F3
+0
0F
+1
53
+2
 
Format SSE
Opcode F3 0F 53
Extension SSE

Operands

  • dest
    128-bit XMM SIMD register
  • src
    128-bit XMM SIMD register or Memory operand