stz2g

Store Allocation Tag and Zero (Two Granules)

STZ2G <Xt|SP>, [<Xn|SP>, #<simm>]

Stores Tag and zeros memory for two granules.

Details

The Store Allocation Tag and Zero instruction stores Tag and zeros memory for two granules.

Pseudocode Operation

// Stores Tag and zeros memory for two granules

Example

STZ2G Xt, [x1, #-8]

Encoding

Binary Layout
11011001
001
imm9
10
Rn
Rt
 
Format Load/Store
Opcode 0xD9400000
Extension MTE (Memory Tagging)

Operands

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