Test m5s

PPC m5s (PPCMFiveSync)
"Hexa test: ST ; ST || LD ; LD"
{
 0:r1=1; 0:r4=x; 0:r5=y; 1:r4=x; 1:r5=y;
 2:r2=2; 2:r4=x;
 3:r2=2; 3:r5=y;
}

P0           |P1           |P2           |P3           ;
stw r1,0(r4) |lwz r1,0(r5) |stw r2,0(r4) |stw r2,0(r5) ;
sync         |sync         |             |             ;
stw r1,0(r5) |lwz r2,0(r4) |             |             ;
locations [1:r1; 1:r2; x; y;]
~exists (
(1:r1=1 /\  1:r2=0 /\  x=1 /\  y=1) \/
(1:r1=1 /\  1:r2=0 /\  x=1 /\  y=2) \/
(1:r1=1 /\  1:r2=0 /\  x=2 /\  y=1) \/
(1:r1=1 /\  1:r2=0 /\  x=2 /\  y=2) \/
(1:r1=1 /\  1:r2=2 /\  x=1 /\  y=1) \/
(1:r1=1 /\  1:r2=2 /\  x=1 /\  y=2)
)
(*
Not Yet Observed on may 13th
exists (
(1:r1=2 /\  1:r2=0 /\  x=1 /\  y=2) \/
(1:r1=2 /\  1:r2=0 /\  x=2 /\  y=2) \/
(1:r1=2 /\  1:r2=2 /\  x=1 /\  y=2)
)
Notice that (1:r1=2 /\  1:r2=0 /\  x=2 /\  y=2)
have been observed once in m5l.litmus

May 19th: all three states observed in m5l.litmus.

*)