From b9daf612008be8a05925045c38b161fe2c9f1045 Mon Sep 17 00:00:00 2001
From: sewardj <unknown>
Date: Wed, 12 Apr 2000 09:37:19 +0000
Subject: [PATCH] [project @ 2000-04-12 09:37:19 by sewardj] More infotable
 cleanups: zap the debugging table of info table names. This
 can be cleanly done by looking at the .itbl field on Names
 and Tycons.

---
 ghc/interpreter/codegen.c |   25 +++----------------------
 ghc/interpreter/storage.c |   25 +++++++++++++++++++++++--
 ghc/rts/Printer.c         |   13 ++-----------
 3 files changed, 28 insertions(+), 35 deletions(-)

diff --git a/ghc/interpreter/codegen.c b/ghc/interpreter/codegen.c
index add3364..ef12398 100644
--- a/ghc/interpreter/codegen.c
+++ b/ghc/interpreter/codegen.c
@@ -9,8 +9,8 @@
  * included in the distribution.
  *
  * $RCSfile: codegen.c,v $
- * $Revision: 1.21 $
- * $Date: 2000/04/05 10:25:08 $
+ * $Revision: 1.22 $
+ * $Date: 2000/04/12 09:37:19 $
  * ------------------------------------------------------------------------*/
 
 #include "hugsbasictypes.h"
@@ -441,11 +441,6 @@ static Void cgExpr( AsmBCO bco, AsmSp root, StgExpr e )
     }
 }
 
-#define M_ITBLNAMES 35000
-
-void* itblNames[M_ITBLNAMES];
-int   nItblNames = 0;
-
 /* allocate space for top level variable
  * any change requires a corresponding change in 'build'.
  */
@@ -465,20 +460,7 @@ static Void alloc( AsmBCO bco, StgVar v )
                 pushAtom(bco,hd(args));
                 setPos(v,asmBox(bco,boxingConRep(con)));
             } else {
-
-                void* vv = stgConInfo(con);
-                if (!(nItblNames < (M_ITBLNAMES-2))) 
-                   internal("alloc -- M_ITBLNAMES too small");
-                if (isName(con)) {
-                   itblNames[nItblNames++] = vv;
-                   itblNames[nItblNames++] = textToStr(name(con).text);
-                } else
-                if (isTuple(con)) {
-                   itblNames[nItblNames++] = vv;
-                   itblNames[nItblNames++] = textToStr(ghcTupleText(con));
-                } else
-                assert ( /* cant identify constructor name */ 0 );
-                setPos(v,asmAllocCONSTR(bco, vv));
+                setPos(v,asmAllocCONSTR(bco,stgConInfo(con)));
             }
             break;
         }
@@ -494,7 +476,6 @@ static Void alloc( AsmBCO bco, StgVar v )
                }
             }
             setPos(v,asmAllocAP(bco,totSizeW));
-            //ORIGINALLY:setPos(v,asmAllocAP(bco,length(stgAppArgs(rhs))));
             break;
          }
     case LAMBDA: /* optimisation */
diff --git a/ghc/interpreter/storage.c b/ghc/interpreter/storage.c
index 95627f4..696e117 100644
--- a/ghc/interpreter/storage.c
+++ b/ghc/interpreter/storage.c
@@ -9,8 +9,8 @@
  * included in the distribution.
  *
  * $RCSfile: storage.c,v $
- * $Revision: 1.69 $
- * $Date: 2000/04/11 16:36:53 $
+ * $Revision: 1.70 $
+ * $Date: 2000/04/12 09:37:19 $
  * ------------------------------------------------------------------------*/
 
 #include "hugsbasictypes.h"
@@ -3002,6 +3002,27 @@ List args; {
  * debugging support
  * ------------------------------------------------------------------------*/
 
+/* Given the address of an info table, find the constructor/tuple
+   that it belongs to, and return the name.  Only needed for debugging.
+*/
+char* lookupHugsItblName ( void* v )
+{
+   int i;
+   for (i = TYCON_BASE_ADDR; 
+        i < TYCON_BASE_ADDR+tabTyconSz; ++i) {
+      if (tabTycon[i-TYCON_BASE_ADDR].inUse
+          && tycon(i).itbl == v)
+         return textToStr(tycon(i).text);
+   }
+   for (i = NAME_BASE_ADDR; 
+        i < NAME_BASE_ADDR+tabNameSz; ++i) {
+      if (tabName[i-NAME_BASE_ADDR].inUse
+          && name(i).itbl == v)
+         return textToStr(name(i).text);
+   }
+   return NULL;
+}
+
 static String maybeModuleStr ( Module m )
 {
    if (isModule(m)) return textToStr(module(m).text); else return "??";
diff --git a/ghc/rts/Printer.c b/ghc/rts/Printer.c
index 99c1255..82ce135 100644
--- a/ghc/rts/Printer.c
+++ b/ghc/rts/Printer.c
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------------
- * $Id: Printer.c,v 1.23 2000/03/31 03:09:36 hwloidl Exp $
+ * $Id: Printer.c,v 1.24 2000/04/12 09:37:19 sewardj Exp $
  *
  * (c) The GHC Team, 1994-2000.
  *
@@ -43,17 +43,8 @@ static void    printZcoded   ( const char *raw );
  * Printer
  * ------------------------------------------------------------------------*/
 
-
 #ifdef INTERPRETER
-extern void* itblNames[];
-extern int   nItblNames;
-char* lookupHugsItblName ( void* v )
-{
-   int i;
-   for (i = 0; i < nItblNames; i += 2)
-      if (itblNames[i] == v) return itblNames[i+1];
-   return NULL;
-}
+char* lookupHugsItblName ( void* itbl );
 #endif
 
 void printPtr( StgPtr p )
-- 
1.7.10.4