PPC safe132 "LwSyncdWW Wse SyncdWW Rfe SyncdRW Rfe SyncdRW Wse" Cycle=LwSyncdWW Wse SyncdWW Rfe SyncdRW Rfe SyncdRW Wse Relax= Safe=Wse SyncdRW LwSyncdWW BCSyncdWW BCSyncdRW { 0:r2=x; 0:r4=y; 1:r2=y; 1:r4=z; 2:r2=z; 2:r4=a; 3:r2=a; 3:r4=x; } P0 | P1 | P2 | P3 ; li r1,2 | lwz r1,0(r2) | lwz r1,0(r2) | li r1,2 ; stw r1,0(r2) | sync | sync | stw r1,0(r2) ; sync | li r3,1 | li r3,1 | lwsync ; li r3,1 | stw r3,0(r4) | stw r3,0(r4) | li r3,1 ; stw r3,0(r4) | | | stw r3,0(r4) ; exists (a=2 /\ x=2 /\ 1:r1=1 /\ 2:r1=1)