doc(tmp/lean4): add SSA/SIL remark

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Leonardo de Moura 2018-03-19 18:42:34 -07:00
parent 78accd059c
commit ae60d2bf48

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@ -303,6 +303,10 @@ operation needed to retrieve them. We will use this table when converting the Sy
representation into the IR.
Open issue: should we use SSA or SIL?
BTW, most of the benefits of SSA/SIL seem to be irrelevant for Lean.
The paper https://arxiv.org/pdf/1507.05762.pdf send by Nuno describes the pros/cons for SSA.
Most of them seem to be related to static analysis procedures. I think we will need very few
static analysis steps, most optimizations will be implemented at System-F before we convert the code into IR.
# VM