strex
Store Register Exclusive (Thumb)
STREX <Rd>, <Rt>, [<Rn>]
Stores word if exclusive monitor is open (Thumb).
Details
The Store Register Exclusive instruction stores word if exclusive monitor is open (Thumb).
Pseudocode Operation
Memory[address] ← Rt
Example
STREX r0, r3, [r1]
Encoding
Binary Layout
111010000100
Rn
Rt
Rd
imm8
Operands
-
Rd
Status -
Rt
Transfer general-purpose register (load/store) -
Rn
First source / base general-purpose register