vfmadd231ps

Fused Multiply-Add (132)

VFMADD231PS ymm1, ymm2, ymm3/m256

Computes (Dest * Src2) + Src1.

Details

The Fused Multiply-Add (132) instruction computes (Dest * Src2) + Src1.

Pseudocode Operation

// Computes (Dest * Src2) + Src1

Example

VFMADD231PS ymm1, ymm2, ymm3/m256

Encoding

Binary Layout
VEX
+0
opcode
+3
ModRM
+4
 
Format VEX
Opcode C4 ... B8
Extension FMA3

Operands

  • dest
    256-bit YMM AVX register
  • src1
    256-bit YMM AVX register
  • src2
    256-bit YMM AVX register or Memory operand