Test LB+dataap+isyncpa

PPC LB+dataap+isyncpa
"DpDatadWAP Rfe ISyncdRWPA RfeAA"
Cycle=RfeAA DpDatadWAP Rfe ISyncdRWPA
Prefetch=
Com=Rf Rf
Orig=DpDatadWAP Rfe ISyncdRWPA RfeAA
{ ok=1;
0:r2=x; 0:r4=y; 0:r6=ok;
1:r2=y; 1:r4=x; 1:r6=ok;
}
 P0              | P1               ;
 lwarx r1,r0,r2  | lwz r1,0(r2)     ;
 stwcx. r1,r0,r2 | isync            ;
 bne  Fail0      | li r3,1          ;
 xor r3,r1,r1    | lwarx %sta,r0,r4 ;
 addi r3,r3,1    | stwcx. r3,r0,r4  ;
 stw r3,0(r4)    | bne  Fail1       ;
 b   Exit0       | b   Exit1        ;
 Fail0:          | Fail1:           ;
 li r5,0         | li r5,0          ;
 stw r5,0(r6)    | stw r5,0(r6)     ;
 Exit0:          | Exit1:           ;
exists
(ok=1 /\ 0:r1=1 /\ 1:r1=1)