st2g

Store Allocation Tag (Two Granules)

ST2G <Xt|SP>, [<Xn|SP>, #<simm>]

Stores the Allocation Tag to two memory granules.

Details

The Store Allocation Tag instruction stores the Allocation Tag to two memory granules.

Pseudocode Operation

// Stores the Allocation Tag to two memory granules

Example

ST2G Xt, [x1, #-8]

Encoding

Binary Layout
11011001
001
imm9
11
Rn
Rt
 
Format Load/Store
Opcode 0xD9600000
Extension MTE (Memory Tagging)

Operands

  • Xt
    Source Tag
  • Xn
    First source / base 64-bit integer register
  • simm
    Signed immediate offset