[Git][ghc/ghc][master] IdInfo: Add reference to bitfield-packing ticket

Ben Gamari gitlab at gitlab.haskell.org
Thu May 14 16:26:00 UTC 2020



Ben Gamari pushed to branch master at Glasgow Haskell Compiler / GHC


Commits:
e9c0110c by Ben Gamari at 2020-05-14T12:25:53-04:00
IdInfo: Add reference to bitfield-packing ticket

- - - - -


1 changed file:

- compiler/GHC/Types/Id/Info.hs


Changes:

=====================================
compiler/GHC/Types/Id/Info.hs
=====================================
@@ -267,7 +267,7 @@ data IdInfo
         -- ^ Bitfield packs CafInfo, OneShotInfo, arity info, LevityInfo, and
         -- call arity info in one 64-bit word. Packing these fields reduces size
         -- of `IdInfo` from 12 words to 7 words and reduces residency by almost
-        -- 4% in some programs.
+        -- 4% in some programs. See #17497 and associated MR.
         --
         -- See documentation of the getters for what these packed fields mean.
     }



View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/e9c0110ce9e753360d7e6523114109b7616f2f08

-- 
View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/e9c0110ce9e753360d7e6523114109b7616f2f08
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