[project @ 2001-09-04 18:29:20 by ken]

[ghc-hetmet.git] / ghc / rts / Updates.hc

diff --git a/ghc/rts/Updates.hc b/ghc/rts/Updates.hc
index 4e3b046..6f0250f 100644 (file)
--- a/ghc/rts/Updates.hc
+++ b/ghc/rts/Updates.hc
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------------
- * $Id: Updates.hc,v 1.30 2000/11/14 12:47:38 simonmar Exp $
+ * $Id: Updates.hc,v 1.34 2001/07/24 06:31:36 ken Exp $
  *
  * (c) The GHC Team, 1998-1999
  *
@@ -7,6 +7,7 @@
  *
  * ---------------------------------------------------------------------------*/
 
+#include "Stg.h"
 #include "Rts.h"
 #include "RtsUtils.h"
 #include "RtsFlags.h"
@@ -305,7 +306,7 @@ EXTFUN(stg_update_PAP)
        /* Now fill in the closure fields */
 
        p = Hp;
-        for (i = Words-1; i >= 0; i--) {
+        for (i = Words; --i >= 0; ) {
           *p-- = (W_) Sp[i];
        }
     }
@@ -383,7 +384,7 @@ EXTFUN(stg_update_PAP)
       /* 
        * Squeeze out update frame from stack.
        */
-      for (i = Words-1; i >= 0; i--) {
+      for (i = Words; --i >= 0; ) {
        Sp[i+(sizeofW(StgUpdateFrame))] = Sp[i];
       }
       Sp += sizeofW(StgUpdateFrame);
@@ -430,7 +431,7 @@ STGFUN(stg_AP_UPD_entry)
   /* 
    * Check for stack overflow.
    */
-  STK_CHK(Words+sizeofW(StgUpdateFrame),stg_AP_UPD_entry,R2.p,1,);
+  STK_CHK_GEN(Words+sizeofW(StgUpdateFrame), R1_PTR, stg_AP_UPD_entry, );
 
   PUSH_UPD_FRAME(R1.p, 0);
   Sp -= sizeofW(StgUpdateFrame) + Words;