bfsub

BFloat16 Subtract

BFSUB <Zdn>.<T>, <Pg>/M, <Zdn>.<T>, <Zm>.<T>

Subtracts BFloat16 elements.

Details

The BFloat16 Subtract instruction subtracts BFloat16 elements.

Pseudocode Operation

Zdn ← Pg - Zm
// Flags affected: N, Z, C, V

Example

BFSUB z0.s.T, p0/m/M, z0.s.T, z2.s.T

Encoding

Binary Layout
01100101
00
0
00001
Pg
Zm
Zdn
 
Format SVE BFloat16
Opcode 0x65002000
Extension FEAT_SVE_B16B16

Operands

  • Zdn
    Dest/Src
  • Pg
    Mask
  • Zm
    Second source scalable vector register (SVE)