Test S+PPO676

PPC S+PPO676
"Wse LwSyncdWW Rfe PosRR DpAddrdW PosWR DpDatadW PosWR DpCtrldW"
Cycle=Rfe PosRR DpAddrdW PosWR DpDatadW PosWR DpCtrldW Wse LwSyncdWW
Relax=
Safe=Rfe Wse PosWR PosRR LwSyncdWW DpAddrdW DpDatadW DpCtrldW
Prefetch=0:x=F,1:x=W
Orig=Wse LwSyncdWW Rfe PosRR DpAddrdW PosWR DpDatadW PosWR DpCtrldW
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r6=z; 1:r9=a; 1:r12=x;
}
 P0           | P1             ;
 li r1,2      | lwz r1,0(r2)   ;
 stw r1,0(r2) | lwz r3,0(r2)   ;
 lwsync       | xor r4,r3,r3   ;
 li r3,1      | li r5,1        ;
 stw r3,0(r4) | stwx r5,r4,r6  ;
              | lwz r7,0(r6)   ;
              | xor r8,r7,r7   ;
              | addi r8,r8,1   ;
              | stw r8,0(r9)   ;
              | lwz r10,0(r9)  ;
              | cmpw r10,r10   ;
              | beq  LC00      ;
              | LC00:          ;
              | li r11,1       ;
              | stw r11,0(r12) ;
exists
(x=2 /\ 1:r1=1)