casl
Compare and Swap Word (Release)
CASL <Ws>, <Wt>, [<Xn|SP>]
Atomic CAS with Release semantics.
Details
The Compare and Swap Word instruction atomic CAS with Release semantics.
Pseudocode Operation
// Atomic CAS with Release semantics
Example
CASL w6, w3, [x1]
Encoding
Binary Layout
10001000
1
0
1
00010
11111
Rn
Rt
Operands
-
Ws
Compare -
Wt
Swap -
Xn
First source / base 64-bit integer register