From: sewardj <unknown>
Date: Tue, 25 Jan 2000 16:58:57 +0000 (+0000)
Subject: [project @ 2000-01-25 16:58:57 by sewardj]
X-Git-Tag: Approximately_9120_patches~5202
X-Git-Url: http://git.megacz.com/?a=commitdiff_plain;h=730380b2cc670bdebfc55f75094e6c313afea23b;p=ghc-hetmet.git

[project @ 2000-01-25 16:58:57 by sewardj]
amodeToStix, GET_TAG: implement correctly for little-endian-32 and
supply implementation for big-endian-32.  Definitely won't work on
64-bit platforms.
---

diff --git a/ghc/compiler/nativeGen/StixPrim.lhs b/ghc/compiler/nativeGen/StixPrim.lhs
index 8508a31..8cb3594 100644
--- a/ghc/compiler/nativeGen/StixPrim.lhs
+++ b/ghc/compiler/nativeGen/StixPrim.lhs
@@ -380,10 +380,18 @@ amodeToStix (CMacroExpr _ macro [arg])
   = case macro of
       ENTRY_CODE -> amodeToStix arg
       ARG_TAG    -> amodeToStix arg -- just an integer no. of words
-      GET_TAG    -> StPrim SrlOp 
-			[StInd WordRep (StPrim IntSubOp [amodeToStix arg,
-							 StInt 1]),
+      GET_TAG    -> 
+#ifdef WORDS_BIGENDIAN
+                    StPrim AndOp 
+			[StInd WordRep (StIndex PtrRep (amodeToStix arg)
+                                                (StInt (toInteger (-1)))),
+			 StInt 65535]
+#else
+                    StPrim SrlOp 
+			[StInd WordRep (StIndex PtrRep (amodeToStix arg)
+                                                (StInt (toInteger (-1)))),
 			 StInt 16]
+#endif
       UPD_FRAME_UPDATEE
          -> StInd PtrRep (StIndex PtrRep (amodeToStix arg) 
                                          (StInt (toInteger uF_UPDATEE)))