Update External Core docs

[ghc-hetmet.git] / compiler / coreSyn / ExternalCore.lhs

diff --git a/compiler/coreSyn/ExternalCore.lhs b/compiler/coreSyn/ExternalCore.lhs
index 49a7753..d3b6e3a 100644 (file)
--- a/compiler/coreSyn/ExternalCore.lhs
+++ b/compiler/coreSyn/ExternalCore.lhs
@@ -10,17 +10,22 @@ data Module
 
 data Tdef 
   = Data (Qual Tcon) [Tbind] [Cdef]
-  | Newtype (Qual Tcon) [Tbind] (Maybe Ty)
+  | Newtype (Qual Tcon) [Tbind] Axiom (Maybe Ty)
 
 data Cdef 
-  = Constr Dcon [Tbind] [Ty]
-  | GadtConstr Dcon Ty
+  = Constr (Qual Dcon) [Tbind] [Ty]
+  | GadtConstr (Qual Dcon) Ty
+
+-- Newtype coercion
+type Axiom = (Qual Tcon, [Tbind], Kind)
 
 data Vdefg 
   = Rec [Vdef]
   | Nonrec Vdef
 
-type Vdef = (Bool,Var,Ty,Exp)  -- Top level bindings are unqualified now
+-- Top-level bindings are qualified, so that the printer doesn't have to pass
+-- around the module name.
+type Vdef = (Bool,Qual Var,Ty,Exp)
 
 data Exp 
   = Var (Qual Var)
@@ -81,7 +86,9 @@ type Qual t = (Mname,t)
 type Id = String
 
 primMname :: Mname
-primMname = "base:GHC.Prim"
+-- For truly horrible reasons, this must be z-encoded.
+-- With any hope, the z-encoding will die soon.
+primMname = "ghczmprim:GHCziPrim"
 
 tcArrow :: Qual Tcon
 tcArrow = (primMname, "(->)")