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Cache parse trees

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This prevents EvalState::resetFileCache() from parsing everything all
over again.
This commit is contained in:
Eelco Dolstra 2018-06-11 16:06:01 +02:00
parent 6ad0a2f749
commit 24c6806994
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GPG key ID: 8170B4726D7198DE
2 changed files with 19 additions and 2 deletions
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8
src/libexpr/eval.hh
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@ -90,6 +90,14 @@ public:
private:
SrcToStore srcToStore;
/* A cache from path names to parse trees. */
#if HAVE_BOEHMGC
typedef std::map<Path, Expr *, std::less<Path>, traceable_allocator<std::pair<const Path, Expr *> > > FileParseCache;
#else
typedef std::map<Path, Expr *> FileParseCache;
#endif
FileParseCache fileParseCache;
/* A cache from path names to values. */
#if HAVE_BOEHMGC
typedef std::map<Path, Value, std::less<Path>, traceable_allocator<std::pair<const Path, Value> > > FileEvalCache;