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author | Sylvain Henry <sylvain@haskus.fr> | 2021-08-09 11:29:45 +0200 |
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committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2021-08-13 07:54:32 -0400 |
commit | c367b39e5236b86b4923d826ab0395b33211d30a (patch) | |
tree | 658e595a18356bcda04f3f72b168eb86bc51bf99 /utils/count-deps | |
parent | 7ad813a480c9ed383fe1fea11a57f90d4f6f9b71 (diff) | |
download | haskell-c367b39e5236b86b4923d826ab0395b33211d30a.tar.gz |
Refactoring module dependencies
* Make mkDependencies pure
* Use Sets instead of sorted lists
Notable perf changes:
MultiLayerModules(normal) ghc/alloc 4130851520.0 2981473072.0 -27.8%
T13719(normal) ghc/alloc 4313296052.0 4151647512.0 -3.7%
Metric Decrease:
MultiLayerModules
T13719
Diffstat (limited to 'utils/count-deps')
-rw-r--r-- | utils/count-deps/Main.hs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/utils/count-deps/Main.hs b/utils/count-deps/Main.hs index 2ce6ea9f5b..fc37ac555b 100644 --- a/utils/count-deps/Main.hs +++ b/utils/count-deps/Main.hs @@ -13,6 +13,7 @@ import Control.Monad.IO.Class import System.Environment import GHC.Unit.Module.Deps import Data.Map.Strict qualified as Map +import Data.Set qualified as Set -- Example invocation: -- inplace/bin/count-deps `inplace/bin/ghc-stage2 --print-libdir` "GHC.Parser" @@ -77,4 +78,4 @@ calcDeps modName libdir = mkModule = Module (stringToUnit "ghc") modDeps :: ModIface -> [ModuleName] - modDeps mi = map gwib_mod $ dep_direct_mods (mi_deps mi) + modDeps mi = map gwib_mod $ Set.toList $ dep_direct_mods (mi_deps mi) |