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Remove the gmp/Integer primops from the compiler
[ghc-hetmet.git]
/
compiler
/
utils
/
StringBuffer.lhs
diff --git
a/compiler/utils/StringBuffer.lhs
b/compiler/utils/StringBuffer.lhs
index
d51c800
..
2b3b775
100644
(file)
--- a/
compiler/utils/StringBuffer.lhs
+++ b/
compiler/utils/StringBuffer.lhs
@@
-6,6
+6,10
@@
Buffers for scanning string input stored in external arrays.
\begin{code}
Buffers for scanning string input stored in external arrays.
\begin{code}
+{-# OPTIONS_GHC -O -funbox-strict-fields #-}
+-- We always optimise this, otherwise performance of a non-optimised
+-- compiler is severely affected
+
module StringBuffer
(
StringBuffer(..),
module StringBuffer
(
StringBuffer(..),
@@
-75,7
+79,7
@@
data StringBuffer
instance Show StringBuffer where
showsPrec _ s = showString "<stringbuffer("
. shows (len s) . showString "," . shows (cur s)
instance Show StringBuffer where
showsPrec _ s = showString "<stringbuffer("
. shows (len s) . showString "," . shows (cur s)
- . showString ">"
+ . showString ")>"
-- -----------------------------------------------------------------------------
-- Creation / Destruction
-- -----------------------------------------------------------------------------
-- Creation / Destruction
@@
-220,7
+224,7
@@
parseUnsignedInteger (StringBuffer buf _ cur) len radix char_to_int
--LOL, in implementations where the indexing needs slow unsafePerformIO,
--this is less (not more) efficient than using the IO monad explicitly
--here.
--LOL, in implementations where the indexing needs slow unsafePerformIO,
--this is less (not more) efficient than using the IO monad explicitly
--here.
- ptr' = pUnbox ptr
+ !ptr' = pUnbox ptr
byteOff i = cBox (indexWord8OffFastPtrAsFastChar ptr' (iUnbox (cur + i)))
go i x | i == len = x
| otherwise = case byteOff i of
byteOff i = cBox (indexWord8OffFastPtrAsFastChar ptr' (iUnbox (cur + i)))
go i x | i == len = x
| otherwise = case byteOff i of