st64bv

Single-copy Atomic 64-byte Store with Return

ST64BV <Ws>, <Xt>, [<Xn|SP>]

Stores 64 bytes atomically and returns status (Success/Fail).

Details

The Single-copy Atomic 64-byte Store with Return instruction stores 64 bytes atomically and returns status (Success/Fail).

Pseudocode Operation

// Stores 64 bytes atomically and returns status (Success/Fail)

Example

ST64BV w6, x3, [x1]

Encoding

Binary Layout
11111000
001
11111
10
01
Rn
Rt
 
Format Load/Store
Opcode 0xF81F7800
Extension LSE (Atomics)

Operands

  • Ws
    Status Dest
  • Xt
    Data Src
  • Xn
    First source / base 64-bit integer register