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* Don't create thunks for variable lookups (if possible). This

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significantly reduces the number of values allocated (e.g. from 8.7m
  to 4.9m for the Bittorrent test).
This commit is contained in:
Eelco Dolstra 2010-10-24 14:20:02 +00:00
parent 0b305c534f
commit 2dc6d50941
3 changed files with 60 additions and 23 deletions
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10
src/libexpr/eval.hh
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@ -169,14 +169,6 @@ static inline void mkBool(Value & v, bool b)
}
static inline void mkThunk(Value & v, Env & env, Expr * expr)
{
v.type = tThunk;
v.thunk.env = &env;
v.thunk.expr = expr;
}
static inline void mkApp(Value & v, Value & left, Value & right)
{
v.type = tApp;
@ -325,6 +317,8 @@ public:
void mkList(Value & v, unsigned int length);
void mkAttrs(Value & v);
void mkThunk_(Value & v, Expr * expr);
Value * maybeThunk(Env & env, Expr * expr);
void cloneAttrs(Value & src, Value & dst);