Graphical models of separation logic

  title={Graphical models of separation logic},
  author={Ian Wehrman and C. A. R. Hoare and Peter W. O'Hearn},
  journal={Inf. Process. Lett.},
Labelled graphs are used to model control and data flow among events occurring in the execution of a (possibly concurrent) program. Data flow is a unifying concept that covers both access to memory and communication along channels; it covers many variations including weakly consistent memory, re-ordered execution, and communication channels that are multiplexed, buffered, or otherwise unreliable. Nevertheless, the laws of Hoare and Jones correctness reasoning remain valid when interpreted in… CONTINUE READING
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