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Extended LoopInvariantCodeMotion for storage and state

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This commit is contained in:
Harikrishnan Mulackal
2020-08-19 12:41:29 +02:00
parent 3cbe65e4f3
commit 5c6e7f03b4
4 changed files with 68 additions and 7 deletions
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libyul/optimiser/LoopInvariantCodeMotion.h
+9 -2
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@@ -49,17 +49,24 @@ private:
explicit LoopInvariantCodeMotion(
Dialect const& _dialect,
std::set<YulString> const& _ssaVariables,
std::map<YulString, SideEffects> const& _functionSideEffects
std::map<YulString, SideEffects> const& _functionSideEffects,
bool _containsMSize
):
m_containsMSize(_containsMSize),
m_dialect(_dialect),
m_ssaVariables(_ssaVariables),
m_functionSideEffects(_functionSideEffects)
{ }
/// @returns true if the given variable declaration can be moved to in front of the loop.
bool canBePromoted(VariableDeclaration const& _varDecl, std::set<YulString> const& _varsDefinedInCurrentScope) const;
bool canBePromoted(
VariableDeclaration const& _varDecl,
std::set<YulString> const& _varsDefinedInCurrentScope,
SideEffects const& _forLoopSideEffects
) const;
std::optional<std::vector<Statement>> rewriteLoop(ForLoop& _for);
bool m_containsMSize = true;
Dialect const& m_dialect;
std::set<YulString> const& m_ssaVariables;
std::map<YulString, SideEffects> const& m_functionSideEffects;