vqdmlsl

Vector Saturating Doubling Multiply Subtract Long

VQDMLSL<c>.<dt> <Qd>, <Dn>, <Dm>

Multiplies, doubles, saturates, and subtracts from accumulator.

Details

The Vector Saturating Doubling Multiply Subtract Long instruction multiplies, doubles, saturates, and subtracts from accumulator.

Pseudocode Operation

Qd ← Dn - Dm
// Flags affected: N, Z, C, V

Example

VQDMLSL.dt q0, d1, d2

Encoding

Binary Layout
11110010
1
sz
0
Vn
Vd
1011
N
0
M
0
Vm
 
Format NEON 3-Reg
Opcode 0xF2800B00
Extension NEON (SIMD)

Operands

  • Qd
    Dest Wide
  • Dn
    First source 64-bit SIMD/FP register
  • Dm
    Second source 64-bit SIMD/FP register