AArch64 MP+popx+poxx+SYS2
"PodWWPX RfeXX PodRRXX FreXP"
Cycle=PodWWPX RfeXX PodRRXX FreXP
Relax=FreXP RfeXX
Safe=PodWW PodRR
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
Orig=PodWWPX RfeXX PodRRXX FreXP
{
0:X1=x; 0:X2=y;
1:X0=y; 1:X3=x;
}
P0 | P1 ;
MOV W0,#1 | LDXR W1,[X0] ;
STR W0,[X1] | STXR W2,W1,[X0] ;
MOV W3,#1 | LDXR W4,[X3] ;
LDXR W4,[X2] | STXR W5,W4,[X3] ;
STXR W5,W3,[X2] | ;
exists
(x=1 /\ y=1 /\ 0:X5=0 /\ 0:X4=0 /\ 1:X5=0 /\ 1:X2=0 /\ 1:X1=1 /\ 1:X4=0)