stlex

Store Release Exclusive (A32)

STLEX<c> <Rd>, <Rt>, [<Rn>]

Stores a word with Release Exclusive semantics.

Details

The Store Release Exclusive instruction stores a word with Release Exclusive semantics.

Pseudocode Operation

Memory[address] ← Rt

Example

STLEX r0, r3, [r1]

Encoding

Binary Layout
cond
0001
1000
Rn
Rd
1111
1001
Rt
 
Format Load/Store
Opcode 0x01800F90
Extension A32 (Atomic)

Operands

  • Rd
    Status
  • Rt
    Transfer general-purpose register (load/store)
  • Rn
    First source / base general-purpose register