Test WWC+ctrlonceonce+fencembonceonce+Release

LISA WWC+ctrlonceonce+fencembonceonce+Release
"RfeReleaseOnce DpCtrldWOnceOnce RfeOnceOnce FenceMbdRWOnceOnce WseOnceRelease"
Cycle=RfeOnceOnce FenceMbdRWOnceOnce WseOnceRelease RfeReleaseOnce DpCtrldWOnceOnce
Relax=WseOnceRelease RfeReleaseOnce
Safe=RfeOnceOnce FenceMbdRWOnceOnce DpCtrldWOnceOnce
Prefetch=1:x=F,1:y=W,2:y=F,2:x=W
Com=Rf Rf Ws
Orig=RfeReleaseOnce DpCtrldWOnceOnce RfeOnceOnce FenceMbdRWOnceOnce WseOnceRelease
{
}
 P0             | P1               | P2           ;
 w[release] x 2 | r[once] r0 x     | r[once] r0 y ;
                | mov r1 (eq r0 0) | f[mb]        ;
                | b[] r1 LC00      | w[once] x 1  ;
                | LC00:            |              ;
                | w[once] y 1      |              ;
Observed
    x=2; 2:r0=1; 1:r0=2;