[project @ 2002-11-21 17:54:17 by simonpj]

[ghc-hetmet.git] / ghc / rts / GCCompact.c

diff --git a/ghc/rts/GCCompact.c b/ghc/rts/GCCompact.c
index 8f494f4..ea2e474 100644 (file)
--- a/ghc/rts/GCCompact.c
+++ b/ghc/rts/GCCompact.c
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------------
- * $Id: GCCompact.c,v 1.8 2001/08/10 09:40:11 simonmar Exp $
+ * $Id: GCCompact.c,v 1.12 2002/03/12 11:51:06 simonmar Exp $
  *
  * (c) The GHC Team 2001
  *
@@ -7,6 +7,7 @@
  *
  * ---------------------------------------------------------------------------*/
 
+#include "PosixSource.h"
 #include "Rts.h"
 #include "RtsUtils.h"
 #include "RtsFlags.h"
@@ -509,7 +510,9 @@ static void
 update_fwd_compact( bdescr *blocks )
 {
     StgPtr p, q, free;
+#if 0
     StgWord m;
+#endif
     bdescr *bd, *free_bd;
     StgInfoTable *info;
     nat size;
@@ -734,7 +737,9 @@ static nat
 update_bkwd_compact( step *stp )
 {
     StgPtr p, free;
+#if 0
     StgWord m;
+#endif
     bdescr *bd, *free_bd;
     StgInfoTable *info;
     nat size, free_blocks;
@@ -844,7 +849,6 @@ compact( void (*get_roots)(evac_fn) )
 {
     nat g, s, blocks;
     step *stp;
-    extern StgWeak *old_weak_ptr_list; // tmp
 
     // 1. thread the roots
     get_roots((evac_fn)thread);
@@ -866,12 +870,26 @@ compact( void (*get_roots)(evac_fn) )
     // the global thread list
     thread((StgPtr)&all_threads);
 
+    // any threads resurrected during this GC
+    thread((StgPtr)&resurrected_threads);
+
+    // the main threads list
+    {
+       StgMainThread *m;
+       for (m = main_threads; m != NULL; m = m->link) {
+           thread((StgPtr)&m->tso);
+       }
+    }
+
     // the static objects
     thread_static(scavenged_static_objects);
 
     // the stable pointer table
     threadStablePtrTable((evac_fn)thread);
 
+    // the CAF list (used by GHCi)
+    markCAFs((evac_fn)thread);
+
     // 2. update forward ptrs
     for (g = 0; g < RtsFlags.GcFlags.generations; g++) {
        for (s = 0; s < generations[g].n_steps; s++) {