Test WRW+2W+pooncerelease+fencewmbreleaseonce+Once

C WRW+2W+pooncerelease+fencewmbreleaseonce+Once
Hash=be3f68d95e171319adafae3d37bd3336
Cycle=RfeOnceOnce PodRWOnceRelease WseReleaseRelease FenceWmbdWWReleaseOnce WseOnceOnce
Relax=WseReleaseRelease
Safe=FenceWmbdWW RfeOnceOnce WseOnceOnce PodRWOnceRelease
Generator=diy7 (version 7.46+3)
Prefetch=1:x=F,1:y=W,2:y=F,2:x=W
Com=Rf Ws Ws
Orig=RfeOnceOnce PodRWOnceRelease WseReleaseRelease FenceWmbdWWReleaseOnce WseOnceOnce

{}


P0(int* x) {
  WRITE_ONCE(*x,2);
}

P1(int* x,int* y) {
  int r0 = READ_ONCE(*x);
  smp_store_release(y,1);
}

P2(int* x,int* y) {
  smp_store_release(y,2);
  smp_wmb();
  WRITE_ONCE(*x,1);
}

Observed
    y=2; x=2; 1:r0=1;
and y=2; x=1; 1:r0=1;

C11 equivalent:

C WRW+2W+pooncerelease+fencewmbreleaseonce+Once
Hash=be3f68d95e171319adafae3d37bd3336
Cycle=RfeOnceOnce PodRWOnceRelease WseReleaseRelease FenceWmbdWWReleaseOnce WseOnceOnce
Relax=WseReleaseRelease
Safe=FenceWmbdWW RfeOnceOnce WseOnceOnce PodRWOnceRelease
Generator=diy7 (version 7.46+3)
Prefetch=1:x=F,1:y=W,2:y=F,2:x=W
Com=Rf Ws Ws
Orig=RfeOnceOnce PodRWOnceRelease WseReleaseRelease FenceWmbdWWReleaseOnce WseOnceOnce

{}


P0(atomic_int* x) {
  atomic_store_explicit(x,2,memory_order_relaxed);
}

P1(atomic_int* x,atomic_int* y) {
  int r0 = atomic_load_explicit(x,memory_order_relaxed);
  atomic_store_explicit(y,1,memory_order_release);
}

P2(atomic_int* x,atomic_int* y) {
  atomic_store_explicit(y,2,memory_order_release);
  atomic_thread_fence(memory_order_acq_rel);
  atomic_store_explicit(x,1,memory_order_relaxed);
}

exists (x=2 /\ y=2 /\ 1:r0=2)