org.openjdk.jcstress.tests.fences.varHandles.StoreStoreFenceTest1.ReleaseFenceInt

Tests VarHandle methods which take effect of store store fence.

JVM options: [-server, -XX:-TieredCompilation, -XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 906223 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN var won't be observed to be updated before x is updated
0, -1 33108 ACCEPTABLE actor2 observe the variables after x is already updated but var hasn't yet
0, 0 58359 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-server, -XX:-TieredCompilation] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 1416524 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN var won't be observed to be updated before x is updated
0, -1 34962 ACCEPTABLE actor2 observe the variables after x is already updated but var hasn't yet
0, 0 73584 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-XX:TieredStopAtLevel=1] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 2670220 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN var won't be observed to be updated before x is updated
0, -1 29814 ACCEPTABLE actor2 observe the variables after x is already updated but var hasn't yet
0, 0 87346 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-server, -XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 866486 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN var won't be observed to be updated before x is updated
0, -1 13360 ACCEPTABLE actor2 observe the variables after x is already updated but var hasn't yet
0, 0 47364 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-server] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 2186675 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN var won't be observed to be updated before x is updated
0, -1 5753 ACCEPTABLE actor2 observe the variables after x is already updated but var hasn't yet
0, 0 15162 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-client, -XX:-TieredCompilation] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 719111 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN var won't be observed to be updated before x is updated
0, -1 31263 ACCEPTABLE actor2 observe the variables after x is already updated but var hasn't yet
0, 0 58826 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-Xint] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 89015 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN var won't be observed to be updated before x is updated
0, -1 19000 ACCEPTABLE actor2 observe the variables after x is already updated but var hasn't yet
0, 0 25255 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-client] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 1254806 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN var won't be observed to be updated before x is updated
0, -1 1574 ACCEPTABLE actor2 observe the variables after x is already updated but var hasn't yet
0, 0 2970 ACCEPTABLE actor2 observe the variables before actor1 update