Test S+dmb.sy+popl-wsilp

AArch64 S+dmb.sy+popl-wsilp
"DMB.SYdWW Rfe PodRWPL WsiLP Wse"
Prefetch=0:x=F,0:y=W,1:y=F,1:x=W
Com=Rf Ws
Orig=DMB.SYdWW Rfe PodRWPL WsiLP Wse
{
0:X1=x; 0:X3=y;
1:X1=y; 1:X3=x;
}
 P0          | P1           ;
 MOV W0,#3   | LDR W0,[X1]  ;
 STR W0,[X1] | MOV W2,#1    ;
 DMB SY      | STLR W2,[X3] ;
 MOV W2,#1   | MOV W4,#2    ;
 STR W2,[X3] | STR W4,[X3]  ;
exists
(x=3 /\ 1:X0=1)