vpadal

Vector Pairwise Add and Accumulate Long

VPADAL<c>.<dt> <Qd>, <Qm>

Adds adjacent pairs and accumulates into wide destination.

Details

The Vector Pairwise Add and Accumulate Long instruction adds adjacent pairs and accumulates into wide destination.

Pseudocode Operation

Qd ← Qm + SRC2
// Flags affected: N, Z, C, V

Example

VPADAL.dt q0, q2

Encoding

Binary Layout
11110011
1
D
11
sz
00
Vd
01100
Q
M
0
Vm
 
Format NEON 2-Reg
Opcode 0xF3B00600
Extension NEON (SIMD)

Operands

  • Qd
    Destination 128-bit SIMD register
  • Qm
    Second source 128-bit SIMD register