[project @ 2001-12-11 19:01:17 by panne]

More shifting #ifdef-ery... :-P

ghc/compiler/basicTypes/Unique.lhs

@@ -120,7 +120,11 @@ i2w_s x = (x::Int#)
 mkUnique (C# c) (I# i)
   = MkUnique (w2i (tag `or#` bits))
   where
+#if __GLASGOW_HASKELL__ >= 503
+    tag  = i2w (ord# c) `uncheckedShiftL#` i2w_s 24#
+#else
     tag  = i2w (ord# c) `shiftL#` i2w_s 24#
+#endif
     bits = i2w i `and#` (i2w 16777215#){-``0x00ffffff''-}
 
 unpkUnique (MkUnique u)
@@ -130,7 +134,11 @@ unpkUnique (MkUnique u)
     in
     (tag, i)
   where
+#if __GLASGOW_HASKELL__ >= 503
+    shiftr x y = uncheckedShiftRL# x y
+#else
     shiftr x y = shiftRL# x y
+#endif
 \end{code}
 
 

ghc/compiler/utils/UniqFM.lhs

@@ -800,10 +800,18 @@ shiftR_ :: FastInt -> FastInt -> FastInt
 #if __GLASGOW_HASKELL__
 {-# INLINE shiftL_ #-}
 {-# INLINE shiftR_ #-}
+#if __GLASGOW_HASKELL__ >= 503
+shiftL_ n p = word2Int#((int2Word# n) `uncheckedShiftL#` p)
+#else
 shiftL_ n p = word2Int#((int2Word# n) `shiftL#` p)
+#endif
 shiftR_ n p = word2Int#((int2Word# n) `shiftr` p)
   where
+#if __GLASGOW_HASKELL__ >= 503
+    shiftr x y = uncheckedShiftRL# x y
+#else
     shiftr x y = shiftRL# x y
+#endif
 
 #else {- not GHC -}
 shiftL_ n p = n * (2 ^ p)