Test LB0015

PPC LB0015
"DpDatadW Rfe PosRW PodWR DpAddrdW Rfe"
Cycle=Rfe PosRW PodWR DpAddrdW Rfe DpDatadW
Relax=[Rfe,DpDatadW,Rfe]
Safe=PosRW PodWR DpAddrdW
Prefetch=0:x=F,0:y=W,1:y=F,1:x=W
Com=Rf Rf
Orig=DpDatadW Rfe PosRW PodWR DpAddrdW Rfe
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r5=z; 1:r8=x;
}
 P0           | P1            ;
 lwz r1,0(r2) | lwz r1,0(r2)  ;
 xor r3,r1,r1 | li r3,2       ;
 addi r3,r3,1 | stw r3,0(r2)  ;
 stw r3,0(r4) | lwz r4,0(r5)  ;
              | xor r6,r4,r4  ;
              | li r7,1       ;
              | stwx r7,r6,r8 ;
Observed
    0:r1=1; 1:r1=1; y=2;