[project @ 2001-07-23 17:23:19 by simonmar]

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

diff --git a/ghc/rts/RtsFlags.c b/ghc/rts/RtsFlags.c
index 1c84093..d9e51fc 100644 (file)
--- a/ghc/rts/RtsFlags.c
+++ b/ghc/rts/RtsFlags.c
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------------
- * $Id: RtsFlags.c,v 1.40 2001/07/23 10:42:37 simonmar Exp $
+ * $Id: RtsFlags.c,v 1.41 2001/07/23 17:23:19 simonmar Exp $
  *
  * (c) The AQUA Project, Glasgow University, 1994-1997
  * (c) The GHC Team, 1998-1999
@@ -235,6 +235,7 @@ void initRtsFlagsDefaults(void)
 #else
     RtsFlags.GcFlags.generations        = 2;
     RtsFlags.GcFlags.steps              = 2;
+    RtsFlags.GcFlags.compact            = rtsFalse;
     RtsFlags.GcFlags.squeezeUpdFrames  = rtsTrue;
 #endif
 #ifdef RTS_GTK_FRONTPANEL
@@ -387,6 +388,7 @@ usage_text[] = {
 "  -m<n>%   Minimum % of heap which must be available (default 3%)",
 "  -G<n>    Number of generations (default: 2)",
 "  -T<n>    Number of steps in younger generations (default: 2)",
+"  -c       Enable compaction for the oldest generation",
 "",
 "  -t<file> One-line GC statistics  (default file: <program>.stat)",
 "  -s<file> Summary  GC statistics  (with -Sstderr going to stderr)",
@@ -617,6 +619,10 @@ error = rtsTrue;
                RtsFlags.GcFlags.ringBell = rtsTrue;
                break;
 
+             case 'c':
+               RtsFlags.GcFlags.compact = rtsTrue;
+               break;
+
              case 'F':
                RtsFlags.GcFlags.oldGenFactor = atof(rts_argv[arg]+2);