ARM MP+PPO850
"Fre DMBdWW Rfe DpAddrdR PosRR DpAddrdR PosRR"
Cycle=Rfe DpAddrdR PosRR DpAddrdR PosRR Fre DMBdWW
Relax=
Safe=Rfe Fre PosRR DMBdWW DpAddrdR
Prefetch=1:x=T
Orig=Fre DMBdWW Rfe DpAddrdR PosRR DpAddrdR PosRR
{
%x0=x; %y0=y;
%y1=y; %z1=z; %x1=x;
}
P0 | P1 ;
MOV R0, #1 | LDR R0, [%y1] ;
STR R0, [%x0] | EOR R1,R0,R0 ;
DMB | LDR R2, [R1,%z1] ;
MOV R1, #1 | LDR R3, [%z1] ;
STR R1, [%y0] | EOR R4,R3,R3 ;
| LDR R5, [R4,%x1] ;
| LDR R6, [%x1] ;
Observed
1:R0=1; 1:R6=0;