LISA WRR+2W+poacquireonce+poreleaserelease+Once "RfeOnceAcquire PodRRAcquireOnce FreOnceRelease PodWWReleaseRelease WseReleaseOnce" Cycle=PodRRAcquireOnce FreOnceRelease PodWWReleaseRelease WseReleaseOnce RfeOnceAcquire Relax=RfeOnceAcquire FreOnceRelease WseReleaseOnce Safe=PodRRAcquireOnce PodWWReleaseRelease Prefetch=1:x=F,1:y=T,2:y=F,2:x=W Com=Rf Fr Ws Orig=RfeOnceAcquire PodRRAcquireOnce FreOnceRelease PodWWReleaseRelease WseReleaseOnce { } P0 | P1 | P2 ; w[once] x 2 | r[acquire] r0 x | w[release] y 1 ; | r[once] r1 y | w[release] x 1 ; Observed x=2; 1:r1=0; 1:r0=2;