PPC PPC087-L "PodRR Fre Rfi DpAddrdR Fre Rfi DpAddrdR" {0:r8=L_y; 0:r7=L_x; 1:r9=L_y; 1:r10=L_x; 0:r2=x; 0:r6=y; 1:r2=y; 1:r6=z; 1:r8=x;} P0 | P1 ; li r1,1 | li r1,1 ; LOCK(r7) | LOCK(r9) ; stw r1,0(r2) | stw r1,0(r2) ; UNLOCK(r7) | UNLOCK(r9) ; lwz r3,0(r2) | lwz r3,0(r2) ; xor r4,r3,r3 | xor r4,r3,r3 ; LOCK(r8) | lwzx r5,r4,r6 ; lwzx r5,r4,r6 | LOCK(r10) ; UNLOCK(r8) | lwz r7,0(r8) ; | UNLOCK(r10) ; forall (0:r3=1 /\ 1:r3=1 /\ (0:r5=1 /\ (1:r7=1 \/ 1:r7=0) \/ 0:r5=0 /\ 1:r7=1))