hsubpd

Horizontal Subtract Packed Double-Precision

HSUBPD xmm1, xmm2/m128

Subtracts adjacent double-precision elements horizontally.

Details

The Horizontal Subtract Packed Double-Precision instruction subtracts adjacent double-precision elements horizontally.

Pseudocode Operation

// Subtracts adjacent double-precision elements horizontally

Example

HSUBPD xmm1, xmm2/m128

Encoding

Binary Layout
66
+0
0F
+1
7D
+2
 
Format SSE3
Opcode 66 0F 7D
Extension SSE3

Operands

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