gf2p8affineqb

Galois Field Affine Transformation

GF2P8AFFINEQB xmm1, xmm2/m128, imm8

Computes affine transformation in GF(2^8).

Details

The Galois Field Affine Transformation instruction computes affine transformation in GF(2^8).

Pseudocode Operation

// Computes affine transformation in GF(2^8)

Example

GF2P8AFFINEQB xmm1, xmm2/m128, 3

Encoding

Binary Layout
66
+0
0F
+1
3A
+2
CE
+3
 
Format VEX
Opcode 66 0F 3A CE
Extension GFNI

Operands

  • dest
    128-bit XMM SIMD register
  • src1
    128-bit XMM SIMD register or Memory operand
  • src2
    8-bit signed immediate