LISA WRW+2W+poacquireonce+fencembonceonce+Once "RfeOnceAcquire PodRWAcquireOnce WseOnceOnce FenceMbdWWOnceOnce WseOnceOnce" Cycle=PodRWAcquireOnce WseOnceOnce FenceMbdWWOnceOnce WseOnceOnce RfeOnceAcquire Relax=RfeOnceAcquire Safe=PodRWAcquireOnce WseOnceOnce FenceMbdWWOnceOnce Prefetch=1:x=F,1:y=W,2:y=F,2:x=W Com=Rf Ws Ws Orig=RfeOnceAcquire PodRWAcquireOnce WseOnceOnce FenceMbdWWOnceOnce WseOnceOnce { } P0 | P1 | P2 ; w[once] x 2 | r[acquire] r0 x | w[once] y 2 ; | w[once] y 1 | f[mb] ; | | w[once] x 1 ; Observed y=2; x=2; 1:r0=2;