AArch64 MP+dmb.sy+datapx-poxx-rfixp-addr
""
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
{ ok=1;
0:X1=x; 0:X3=y;
1:X1=y; 1:X2=z; 1:X6=a; 1:X12=x; 1:X14=ok;
}
P0 | P1 ;
MOV W0,#1 | LDR W0,[X1] ;
STR W0,[X1] | ;
DMB SY | LDXR W4,[X2] ;
MOV W2,#1 | STXR W5,W0,[X2] ;
STR W2,[X3] | CBNZ W5,Fail1 ;
| MOV W7,#1 ;
| LDXR W8,[X6] ;
| STXR W5,W7,[X6] ;
| CBNZ W5,Fail1 ;
| LDR W9,[X6] ;
| EOR W10,W9,W9 ;
| LDR W11,[X12,W10,SXTW] ;
| B Exit1 ;
| Fail1: ;
| MOV W13,#0 ;
| STR W13,[X14] ;
| Exit1: ;
Observed
z=1; ok=1; a=1; 1:X9=1; 1:X8=0; 1:X11=0; 1:X0=1;