AArch64 MP+dmb.sy+popa-swpal-polp
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
{
0:X1=x; 0:X3=y;
1:X1=y; 1:X2=z; 1:X7=x;
}
P0 | P1 ;
MOV W0,#1 | LDR W0,[X1] ;
STR W0,[X1] | MOV W4,#1 ;
DMB SY | SWPAL W5,W4,[X2] ;
MOV W2,#1 | LDR W6,[X7] ;
STR W2,[X3] | ;
exists
(1:X0=1 /\ 1:X6=0)