fadd

Floating-Point Add (Scalar)

FADD <Hd|Sd|Dd>, <Hn|Sn|Dn>, <Hm|Sm|Dm>

Adds two floating-point values.

Details

The Floating-Point Add instruction adds two floating-point values.

Pseudocode Operation

Vd ← Vn + Vm
// Flags affected: N, Z, C, V

Example

FADD Dd, Dn, Dm

Encoding

Binary Layout
00011110
type
001000
Rm
001000
Rn
Rd
 
Format FP Data Processing
Opcode 0x1E202800
Extension Floating Point

Operands

  • Vd
    Destination SIMD/FP vector register
  • Vn
    First source SIMD/FP vector register
  • Vm
    Second source SIMD/FP vector register