From 4a396303e52917745b804673cac27128dca351d5 Mon Sep 17 00:00:00 2001
From: Roman Leshchinskiy <rl@cse.unsw.edu.au>
Date: Tue, 17 Jul 2007 05:49:43 +0000
Subject: [PATCH] Add vectorisation environment transformers

---
 compiler/vectorise/VectMonad.hs |   16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/compiler/vectorise/VectMonad.hs b/compiler/vectorise/VectMonad.hs
index 7b201fa..157bea3 100644
--- a/compiler/vectorise/VectMonad.hs
+++ b/compiler/vectorise/VectMonad.hs
@@ -14,8 +14,9 @@ module VectMonad (
   LocalEnv(..),
   readLEnv, setLEnv, updLEnv,
 
-  defGlobalVar, lookupVar,
-  lookupTyCon,
+  lookupVar, defGlobalVar,
+  lookupTyCon, defTyCon,
+  lookupDataCon, defDataCon,
   lookupTyVarPA, defLocalTyVar, defLocalTyVarWithPA, localTyVars,
 
   lookupInst, lookupFamInst
@@ -296,6 +297,17 @@ lookupVar v
 lookupTyCon :: TyCon -> VM (Maybe TyCon)
 lookupTyCon tc = readGEnv $ \env -> lookupNameEnv (global_tycons env) (tyConName tc)
 
+defTyCon :: TyCon -> TyCon -> VM ()
+defTyCon tc tc' = updGEnv $ \env ->
+  env { global_tycons = extendNameEnv (global_tycons env) (tyConName tc) tc' }
+
+lookupDataCon :: DataCon -> VM (Maybe DataCon)
+lookupDataCon dc = readGEnv $ \env -> lookupNameEnv (global_datacons env) (dataConName dc)
+
+defDataCon :: DataCon -> DataCon -> VM ()
+defDataCon dc dc' = updGEnv $ \env ->
+  env { global_datacons = extendNameEnv (global_datacons env) (dataConName dc) dc' }
+
 lookupTyVarPA :: Var -> VM (Maybe CoreExpr)
 lookupTyVarPA tv = readLEnv $ \env -> lookupVarEnv (local_tyvar_pa env) tv 
 
-- 
1.7.10.4