Test WWC+ctrlonceonce+poacquirerelease+Once

LISA WWC+ctrlonceonce+poacquirerelease+Once
"RfeOnceOnce DpCtrldWOnceOnce RfeOnceAcquire PodRWAcquireRelease WseReleaseOnce"
Cycle=PodRWAcquireRelease WseReleaseOnce RfeOnceOnce DpCtrldWOnceOnce RfeOnceAcquire
Relax=RfeOnceAcquire WseReleaseOnce
Safe=PodRWAcquireRelease RfeOnceOnce DpCtrldWOnceOnce
Prefetch=1:x=F,1:y=W,2:y=F,2:x=W
Com=Rf Rf Ws
Orig=RfeOnceOnce DpCtrldWOnceOnce RfeOnceAcquire PodRWAcquireRelease WseReleaseOnce
{
}
 P0          | P1               | P2              ;
 w[once] x 2 | r[once] r0 x     | r[acquire] r0 y ;
             | mov r1 (eq r0 0) | w[release] x 1  ;
             | b[] r1 LC00      |                 ;
             | LC00:            |                 ;
             | w[once] y 1      |                 ;
Observed
    x=2; 2:r0=1; 1:r0=2;