PPC MP+PPO250
"Fre LwSyncdWW Rfe DpAddrdR DpCtrldW PosWW PosWR DpAddrdR DpCtrlIsyncdR"
Cycle=Rfe DpAddrdR DpCtrldW PosWW PosWR DpAddrdR DpCtrlIsyncdR Fre LwSyncdWW
Relax=
Safe=Rfe Fre PosWW PosWR LwSyncdWW DpAddrdR DpCtrldW DpCtrlIsyncdR
Prefetch=1:x=T
Com=Rf Fr
Orig=Fre LwSyncdWW Rfe DpAddrdR DpCtrldW PosWW PosWR DpAddrdR DpCtrlIsyncdR
{
0:r2=x; 0:r4=y;
1:r2=y; 1:r5=z; 1:r7=a; 1:r12=b; 1:r14=x;
}
P0 | P1 ;
li r1,1 | lwz r1,0(r2) ;
stw r1,0(r2) | xor r3,r1,r1 ;
lwsync | lwzx r4,r3,r5 ;
li r3,1 | cmpw r4,r4 ;
stw r3,0(r4) | beq LC00 ;
| LC00: ;
| li r6,1 ;
| stw r6,0(r7) ;
| li r8,2 ;
| stw r8,0(r7) ;
| lwz r9,0(r7) ;
| xor r10,r9,r9 ;
| lwzx r11,r10,r12 ;
| cmpw r11,r11 ;
| beq LC01 ;
| LC01: ;
| isync ;
| lwz r13,0(r14) ;
exists
(a=2 /\ 1:r1=1 /\ 1:r13=0)