correctness-model/writeup/figures/fence_sw2.dot

   1 digraph fence_sw2 {
   2 margin=0
   3 //ranksep=.3;
   4
   5 N1 [label="A: fence(release)", shape=none];
   6 N2 [style=invis, shape=point];
   7 N3 [style=invis, shape=point];
   8 N4 [label="B: fence(acquire)", shape=none];
   9
  10 N1 -> N4 [label="sw", color=blue, penwidth=3, constraint=false];
  11 N1 -> N2 [color=invis, weight=100];
  12 N3 -> N4 [color=invis, weight=100];
  13 {rank=same; N2 N3}
  14 }