pmulld

Packed Multiply Low Doubleword

PMULLD xmm1, xmm2/m128

Multiplies 32-bit integers, stores low 32-bit result.

Details

The Packed Multiply Low Doubleword instruction multiplies 32-bit integers, stores low 32-bit result.

Pseudocode Operation

// Multiplies 32-bit integers, stores low 32-bit result

Example

PMULLD xmm1, xmm2/m128

Encoding

Binary Layout
66
+0
0F
+1
38
+2
40
+3
 
Format SSE4.1
Opcode 66 0F 38 40
Extension SSE4.1

Operands

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