Implement mapUFM_Directly.

Signed-off-by: Edward Z. Yang <ezyang@mit.edu>

diff --git a/compiler/utils/UniqFM.lhs b/compiler/utils/UniqFM.lhs
index 293e48e..31d1e87 100644 (file)
--- a/compiler/utils/UniqFM.lhs
+++ b/compiler/utils/UniqFM.lhs
@@ -45,7 +45,7 @@ module UniqFM (
        intersectUFM,
        intersectUFM_C,
        foldUFM, foldUFM_Directly,
-       mapUFM,
+       mapUFM, mapUFM_Directly,
        elemUFM, elemUFM_Directly,
        filterUFM, filterUFM_Directly,
        sizeUFM,
@@ -122,6 +122,7 @@ intersectUFM_C      :: (elt1 -> elt2 -> elt3)
 foldUFM                :: (elt -> a -> a) -> a -> UniqFM elt -> a
 foldUFM_Directly:: (Unique -> elt -> a -> a) -> a -> UniqFM elt -> a
 mapUFM         :: (elt1 -> elt2) -> UniqFM elt1 -> UniqFM elt2
+mapUFM_Directly :: (Unique -> elt1 -> elt2) -> UniqFM elt1 -> UniqFM elt2
 filterUFM      :: (elt -> Bool) -> UniqFM elt -> UniqFM elt
 filterUFM_Directly :: (Unique -> elt -> Bool) -> UniqFM elt -> UniqFM elt
 
@@ -188,6 +189,7 @@ intersectUFM_C f (UFM x) (UFM y) = UFM (M.intersectionWith f x y)
 foldUFM k z (UFM m) = M.fold k z m
 foldUFM_Directly k z (UFM m) = M.foldWithKey (k . getUnique) z m
 mapUFM f (UFM m) = UFM (M.map f m)
+mapUFM_Directly f (UFM m) = UFM (M.mapWithKey (f . getUnique) m)
 filterUFM p (UFM m) = UFM (M.filter p m)
 filterUFM_Directly p (UFM m) = UFM (M.filterWithKey (p . getUnique) m)