bfcvtn

BFloat16 Convert Narrow (NEON)

BFCVTN <Vd>.<Tb>, <Vn>.<Ta>

Converts Float32 to BFloat16 (Lower Half).

Details

The BFloat16 Convert Narrow instruction converts Float32 to BFloat16 (Lower Half).

Pseudocode Operation

// Converts Float32 to BFloat16 (Lower Half)

Example

BFCVTN v0.4s.Tb, v1.4s.Ta

Encoding

Binary Layout
00011110
00100001
100010
Vn
Vd
 
Format NEON 2-Reg
Opcode 0x1E218800
Extension FEAT_BF16 (AI)

Operands

  • Vd
    Dest (BF16)
  • Vn
    Src (F32)