packsswb

Pack with Signed Saturation Word to Byte

PACKSSWB xmm, xmm/m128

Converts words to bytes with saturation.

Details

The Pack with Signed Saturation Word to Byte instruction converts words to bytes with saturation.

Pseudocode Operation

// Converts words to bytes with saturation

Example

PACKSSWB xmm0, xmm1

Encoding

Binary Layout
66
+0
0F
+1
63
+2
 
Format SSE2
Opcode 66 0F 63
Extension SSE2

Operands

  • dest
    128-bit SSE/AVX register (XMM)
  • src
    128-bit XMM register or 128-bit memory