pcmpeqq

Packed Compare Equal Quadword

PCMPEQQ xmm1, xmm2/m128

Checks if 64-bit integer elements are equal.

Details

The Packed Compare Equal Quadword instruction checks if 64-bit integer elements are equal.

Pseudocode Operation

// Checks if 64-bit integer elements are equal

Example

PCMPEQQ xmm1, xmm2/m128

Encoding

Binary Layout
66
+0
0F
+1
38
+2
29
+3
 
Format SSE4.1
Opcode 66 0F 38 29
Extension SSE4.1

Operands

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