Test DETOUR1174

PPC DETOUR1174
"LwSyncdWW Rfe DpAddrdR Fri Rfi PosRW Wse"
Cycle=Rfi PosRW Wse LwSyncdWW Rfe DpAddrdR Fri
Prefetch=0:x=F,0:y=W,1:y=F,1:x=W
Com=Rf Ws
Orig=LwSyncdWW Rfe DpAddrdR Fri Rfi PosRW Wse
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r5=x;
}
 P0           | P1            ;
 li r1,3      | lwz r1,0(r2)  ;
 stw r1,0(r2) | xor r3,r1,r1  ;
 lwsync       | lwzx r4,r3,r5 ;
 li r3,1      | li r6,1       ;
 stw r3,0(r4) | stw r6,0(r5)  ;
              | lwz r7,0(r5)  ;
              | li r8,2       ;
              | stw r8,0(r5)  ;
exists
(x=3 /\ 1:r1=1 /\ 1:r4=0 /\ 1:r7=1)