X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fghci%2FByteCodeInstr.lhs;h=84472f24ac8d16b63cca2afc61af406045572d79;hb=ee26207114635c480dbc7518c0510545a6f62611;hp=3c2d10d27b9e780b8a58b089df79144c1bd6175f;hpb=ad94d40948668032189ad22a0ad741ac1f645f50;p=ghc-hetmet.git

diff --git a/compiler/ghci/ByteCodeInstr.lhs b/compiler/ghci/ByteCodeInstr.lhs
index 3c2d10d..84472f2 100644
--- a/compiler/ghci/ByteCodeInstr.lhs
+++ b/compiler/ghci/ByteCodeInstr.lhs
@@ -6,13 +6,6 @@ ByteCodeInstrs: Bytecode instruction definitions
 \begin{code}
 {-# OPTIONS_GHC -funbox-strict-fields #-}
 
-{-# OPTIONS -w #-}
--- The above warning supression flag is a temporary kludge.
--- While working on this module you are encouraged to remove it and fix
--- any warnings in the module. See
---     http://hackage.haskell.org/trac/ghc/wiki/CodingStyle#Warnings
--- for details
-
 module ByteCodeInstr ( 
  	BCInstr(..), ProtoBCO(..), bciStackUse, BreakInfo (..) 
   ) where
@@ -34,10 +27,8 @@ import VarSet
 import PrimOp
 import SMRep
 
-import GHC.Ptr
-
 import Module (Module)
-import GHC.Prim
+import GHC.Exts
 
 
 -- ----------------------------------------------------------------------------
@@ -104,10 +95,11 @@ data BCInstr
    | SLIDE     Int{-this many-} Int{-down by this much-}
 
    -- To do with the heap
-   | ALLOC_AP  !Int	-- make an AP with this many payload words
-   | ALLOC_PAP !Int !Int	-- make a PAP with this arity / payload words
-   | MKAP      !Int{-ptr to AP is this far down stack-} !Int{-# words-}
-   | MKPAP     !Int{-ptr to PAP is this far down stack-} !Int{-# words-}
+   | ALLOC_AP  !Int	 -- make an AP with this many payload words
+   | ALLOC_AP_NOUPD !Int -- make an AP_NOUPD with this many payload words
+   | ALLOC_PAP !Int !Int -- make a PAP with this arity / payload words
+   | MKAP      !Int{-ptr to AP is this far down stack-} !Int{-number of words-}
+   | MKPAP     !Int{-ptr to PAP is this far down stack-} !Int{-number of words-}
    | UNPACK    !Int	-- unpack N words from t.o.s Constr
    | PACK      DataCon !Int
 			-- after assembly, the DataCon is an index into the
@@ -130,7 +122,7 @@ data BCInstr
    | CASEFAIL
    | JMP              LocalLabel
 
-   -- For doing calls to C (via glue code generated by ByteCodeFFI)
+   -- For doing calls to C (via glue code generated by ByteCodeFFI, or libffi)
    | CCALL            Int 	-- stack frame size
 		      (Ptr ())  -- addr of the glue code
 
@@ -202,6 +194,7 @@ instance Outputable BCInstr where
 
    ppr (SLIDE n d)           = text "SLIDE   " <+> int n <+> int d
    ppr (ALLOC_AP sz)         = text "ALLOC_AP   " <+> int sz
+   ppr (ALLOC_AP_NOUPD sz)   = text "ALLOC_AP_NOUPD   " <+> int sz
    ppr (ALLOC_PAP arity sz)  = text "ALLOC_PAP   " <+> int arity <+> int sz
    ppr (MKAP offset sz)      = text "MKAP    " <+> int sz <+> text "words," 
                                                <+> int offset <+> text "stkoff"
@@ -228,7 +221,7 @@ instance Outputable BCInstr where
    ppr ENTER                 = text "ENTER"
    ppr RETURN		     = text "RETURN"
    ppr (RETURN_UBX pk)       = text "RETURN_UBX  " <+> ppr pk
-   ppr (BRK_FUN breakArray index info) = text "BRK_FUN" <+> text "<array>" <+> int index <+> ppr info 
+   ppr (BRK_FUN _breakArray index info) = text "BRK_FUN" <+> text "<array>" <+> int index <+> ppr info 
 
 -- -----------------------------------------------------------------------------
 -- The stack use, in words, of each bytecode insn.  These _must_ be
@@ -266,6 +259,7 @@ bciStackUse PUSH_APPLY_PPPP{}	  = 1
 bciStackUse PUSH_APPLY_PPPPP{}	  = 1
 bciStackUse PUSH_APPLY_PPPPPP{}	  = 1
 bciStackUse ALLOC_AP{}            = 1
+bciStackUse ALLOC_AP_NOUPD{}      = 1
 bciStackUse ALLOC_PAP{}           = 1
 bciStackUse (UNPACK sz)           = sz
 bciStackUse LABEL{}       	  = 0