X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fghci%2FByteCodeLink.lhs;h=c58ae870dfbb475377fde16d8cda37bf0010954d;hb=84923cc7de2a93c22a2f72daf9ac863959efae13;hp=d294178e5d30d9e23fe1735b86c1e92bd60ba49f;hpb=61d2625ae2e6a4cdae2ffc92df828905e81c24cc;p=ghc-hetmet.git

diff --git a/compiler/ghci/ByteCodeLink.lhs b/compiler/ghci/ByteCodeLink.lhs
index d294178..c58ae87 100644
--- a/compiler/ghci/ByteCodeLink.lhs
+++ b/compiler/ghci/ByteCodeLink.lhs
@@ -1,35 +1,37 @@
 %
-% (c) The University of Glasgow 2000
+% (c) The University of Glasgow 2000-2006
 %
-\section[ByteCodeLink]{Bytecode assembler and linker}
+ByteCodeLink: Bytecode assembler and linker
 
 \begin{code}
-
 {-# OPTIONS -optc-DNON_POSIX_SOURCE #-}
 
 module ByteCodeLink ( 
 	HValue, 
 	ClosureEnv, emptyClosureEnv, extendClosureEnv,
 	linkBCO, lookupStaticPtr
+       ,lookupIE
   ) where
 
 #include "HsVersions.h"
 
-import ByteCodeItbls	( ItblEnv, ItblPtr )
-import ByteCodeAsm	( UnlinkedBCO(..), BCOPtr(..), sizeSS, ssElts )
-import ObjLink		( lookupSymbol )
+import ByteCodeItbls
+import ByteCodeAsm
+import ObjLink
 
-import Name		( Name,  nameModule, nameOccName )
-#ifdef DEBUG
-import Name             ( isExternalName )
-#endif
+import Name
 import NameEnv
-import OccName		( occNameFS )
-import PrimOp		( PrimOp, primOpOcc )
+import OccName
+import PrimOp
 import Module
-import PackageConfig    ( mainPackageId, packageIdFS )
-import FastString	( FastString(..), unpackFS, zEncodeFS )
-import Panic            ( GhcException(..) )
+import PackageConfig
+import FastString
+import Panic
+import Breakpoints
+
+#ifdef DEBUG
+import Outputable
+#endif
 
 -- Standard libraries
 import GHC.Word		( Word(..) )
@@ -46,7 +48,7 @@ import GHC.Exts		( BCO#, newBCO#, unsafeCoerce#, Int#,
 
 import GHC.Arr		( Array(..) )
 import GHC.IOBase	( IO(..) )
-import GHC.Ptr		( Ptr(..) )
+import GHC.Ptr		( Ptr(..), castPtr )
 import GHC.Base		( writeArray#, RealWorld, Int(..) )
 \end{code}
 
@@ -124,7 +126,7 @@ linkBCO' ie ce (UnlinkedBCO nm arity insns_barr bitmap literalsSS ptrsSS itblsSS
             ptrs_parr = case ptrs_arr of Array lo hi parr -> parr
 
             itbls_arr = listArray (0, n_itbls-1) linked_itbls
-                        :: UArray Int ItblPtr
+
             itbls_barr = case itbls_arr of UArray lo hi barr -> barr
 
             literals_arr = listArray (0, n_literals-1) linked_literals
@@ -155,10 +157,8 @@ mkPtrsArray ie ce n_ptrs ptrs = do
 
 newtype IOArray i e = IOArray (STArray RealWorld i e)
 
-instance HasBounds IOArray where
-    bounds (IOArray marr) = bounds marr
-
 instance MArray IOArray e IO where
+    getBounds (IOArray marr) = stToIO $ getBounds marr
     newArray lu init = stToIO $ do
         marr <- newArray lu init; return (IOArray marr)
     newArray_ lu = stToIO $ do
@@ -212,6 +212,8 @@ lookupName :: ClosureEnv -> Name -> IO HValue
 lookupName ce nm
    = case lookupNameEnv ce nm of
         Just (_,aa) -> return aa
+        Nothing | Just bk <- lookupBogusBreakpointVal nm
+           -> return bk
         Nothing 
            -> ASSERT2(isExternalName nm, ppr nm)
 	      do let sym_to_find = nameToCLabel nm "closure"
@@ -224,7 +226,7 @@ lookupName ce nm
 lookupIE :: ItblEnv -> Name -> IO (Ptr a)
 lookupIE ie con_nm 
    = case lookupNameEnv ie con_nm of
-        Just (_, Ptr a) -> return (Ptr a)
+        Just (_, a) -> return (castPtr (itblCode a))
         Nothing
            -> do -- try looking up in the object files.
                  let sym_to_find1 = nameToCLabel con_nm "con_info"
@@ -272,7 +274,7 @@ nameToCLabel n suffix
 
 primopToCLabel :: PrimOp -> String{-suffix-} -> String
 primopToCLabel primop suffix
-   = let str = "GHCziPrimopWrappers_" ++ unpackFS (zEncodeFS (occNameFS (primOpOcc primop))) ++ '_':suffix
+   = let str = "base_GHCziPrimopWrappers_" ++ unpackFS (zEncodeFS (occNameFS (primOpOcc primop))) ++ '_':suffix
      in --trace ("primopToCLabel: " ++ str)
         str
 \end{code}