sha256rnds2

SHA256 Rounds 2

SHA256RNDS2 xmm1, xmm2/m128, xmm0

Performs 2 rounds of SHA256 operation.

Details

The SHA256 Rounds 2 instruction performs 2 rounds of SHA256 operation.

Pseudocode Operation

// Performs 2 rounds of SHA256 operation

Example

SHA256RNDS2 xmm1, xmm2/m128, xmm0

Encoding

Binary Layout
0F
+0
38
+1
CB
+2
 
Format Legacy
Opcode 0F 38 CB
Extension SHA

Operands

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