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author | Daniel Kirchner <daniel@ekpyron.org> | 2019-01-17 23:11:55 +0800 |
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committer | Daniel Kirchner <daniel@ekpyron.org> | 2019-01-18 04:05:32 +0800 |
commit | 29f66b267426535c7ffe8eda09c3b50888dcdfc0 (patch) | |
tree | c7429889d3050b4d13770e29e2c430c03955c68c /libyul/optimiser/Metrics.h | |
parent | fd1658572463a246f602ae0fe161430429daa9e0 (diff) | |
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Stabilize SSAReverser.
Diffstat (limited to 'libyul/optimiser/Metrics.h')
-rw-r--r-- | libyul/optimiser/Metrics.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libyul/optimiser/Metrics.h b/libyul/optimiser/Metrics.h index 03e1b62a..5364646e 100644 --- a/libyul/optimiser/Metrics.h +++ b/libyul/optimiser/Metrics.h @@ -77,4 +77,18 @@ private: size_t m_cost = 0; }; +/** + * Counts the number of assignments to every variable. + * Only works after running the Disambiguator. + */ +class AssignmentCounter: public ASTWalker +{ +public: + using ASTWalker::operator(); + void operator()(Assignment const& _assignment) override; + std::size_t assignmentCount(YulString _name) const; +private: + std::map<YulString, size_t> m_assignmentCounters; +}; + } |