dup

Duplicate Vector Element (Element)

DUP <Vd>.<T>, <Vn>.<Ts>[<index>]

Duplicates a vector element to all elements in destination.

Details

The Duplicate Vector Element instruction duplicates a vector element to all elements in destination.

Pseudocode Operation

// Duplicates a vector element to all elements in destination

Example

DUP v0.4s.T, v1.4s.Ts[index]

Encoding

Binary Layout
0
Q
001110
000
imm5
00001
Rn
Rd
 
Format SIMD Copy
Opcode 0x0E000400
Extension NEON (SIMD)

Operands

  • Vd
    Destination SIMD/FP vector register
  • Vn
    Src Vector
  • index
    Index