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force-inline forceValue

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forceValue is extremely hot. interestingly adding likeliness annotations
to the branches does not seem to make a difference.

before:

  Time (mean ± σ):      4.224 s ±  0.005 s    [User: 3.711 s, System: 0.512 s]
  Range (min … max):    4.218 s …  4.234 s    10 runs

after:

  Time (mean ± σ):      4.140 s ±  0.009 s    [User: 3.647 s, System: 0.492 s]
  Range (min … max):    4.130 s …  4.152 s    10 runs
This commit is contained in:
pennae 2023-12-11 15:54:16 +01:00
parent 69ed4aee61
commit f9db4de0f3
1 changed files with 1 additions and 0 deletions
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src/libexpr/eval-inline.hh
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@ -81,6 +81,7 @@ Env & EvalState::allocEnv(size_t size)
} }
[[gnu::always_inline]]
void EvalState::forceValue(Value & v, const PosIdx pos) void EvalState::forceValue(Value & v, const PosIdx pos)
{ {
if (v.isThunk()) { if (v.isThunk()) {