psubusw

Packed Subtract Unsigned Saturation Word

PSUBUSW xmm1, xmm2/m128

Subtracts 16-bit words with unsigned saturation.

Details

The Packed Subtract Unsigned Saturation Word instruction subtracts 16-bit words with unsigned saturation.

Pseudocode Operation

// Subtracts 16-bit words with unsigned saturation

Example

PSUBUSW xmm1, xmm2/m128

Encoding

Binary Layout
66
+0
0F
+1
D9
+2
 
Format SSE2
Opcode 66 0F D9
Extension SSE2

Operands

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