Test DETOUR0677

PPC DETOUR0677
"LwSyncdWW Rfe PodRR Fri Rfi DpCtrlIsyncdR Fre"
Cycle=Rfi DpCtrlIsyncdR Fre LwSyncdWW Rfe PodRR Fri
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
Orig=LwSyncdWW Rfe PodRR Fri Rfi DpCtrlIsyncdR Fre
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r4=z; 1:r8=x;
}
 P0           | P1           ;
 li r1,1      | lwz r1,0(r2) ;
 stw r1,0(r2) | lwz r3,0(r4) ;
 lwsync       | li r5,1      ;
 li r3,1      | stw r5,0(r4) ;
 stw r3,0(r4) | lwz r6,0(r4) ;
              | cmpw r6,r6   ;
              | beq  LC00    ;
              | LC00:        ;
              | isync        ;
              | lwz r7,0(r8) ;
Observed
    1:r1=1; 1:r3=0; 1:r6=1; 1:r7=0;