AArch64 MP+dmb.sy+pos-fri-rfi-addr-ctrl
"DMB.SYdWW Rfe PosRR Fri Rfi DpAddrdR DpCtrldR Fre"
Cycle=Rfi DpAddrdR DpCtrldR Fre DMB.SYdWW Rfe PosRR Fri
Relax=
Safe=Rfi Rfe Fri Fre PosRR DMB.SYdWW DpAddrdR DpCtrldR
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
Orig=DMB.SYdWW Rfe PosRR Fri Rfi DpAddrdR DpCtrldR Fre
{
0:X1=x; 0:X3=y;
1:X1=y; 1:X7=z; 1:X9=x;
}
P0 | P1 ;
MOV W0,#1 | LDR W0,[X1] ;
STR W0,[X1] | LDR W2,[X1] ;
DMB SY | MOV W3,#2 ;
MOV W2,#1 | STR W3,[X1] ;
STR W2,[X3] | LDR W4,[X1] ;
| EOR W5,W4,W4 ;
| LDR W6,[X7,W5,SXTW] ;
| CBNZ W6,LC00 ;
| LC00: ;
| LDR W8,[X9] ;
Observed
y=2; x=1; 1:X8=1; 1:X4=2; 1:X2=0; 1:X0=1;