Test DETOUR0542

PPC DETOUR0542
"SyncdWR Fre PosWW DetourW DpCtrlIsyncdR Fre"
Cycle=Fre PosWW DetourW DpCtrlIsyncdR Fre SyncdWR
Prefetch=0:x=F,0:y=T,1:y=F,1:x=T
Com=Fr Fr
Orig=SyncdWR Fre PosWW DetourW DpCtrlIsyncdR Fre
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r6=x;
2:r2=y;
}
 P0           | P1           | P2           ;
 li r1,1      | li r1,1      | li r1,3      ;
 stw r1,0(r2) | stw r1,0(r2) | stw r1,0(r2) ;
 sync         | li r3,2      |              ;
 lwz r3,0(r4) | stw r3,0(r2) |              ;
              | lwz r4,0(r2) |              ;
              | cmpw r4,r4   |              ;
              | beq  LC00    |              ;
              | LC00:        |              ;
              | isync        |              ;
              | lwz r5,0(r6) |              ;
Observed
    0:r3=1; 1:r4=3; 1:r5=0;