/* -----------------------------------------------------------------------------
*
- * (c) The GHC Team 1998-2003
+ * (c) The GHC Team 1998-2006
*
* Generational garbage collector
*
+ * Documentation on the architecture of the Garbage Collector can be
+ * found in the online commentary:
+ *
+ * http://hackage.haskell.org/trac/ghc/wiki/Commentary/Rts/Storage/GC
+ *
* ---------------------------------------------------------------------------*/
#include "PosixSource.h"
#include "RtsUtils.h"
#include "Apply.h"
#include "OSThreads.h"
-#include "Storage.h"
-#include "Stable.h"
#include "LdvProfile.h"
#include "Updates.h"
#include "Stats.h"
debugTrace(DEBUG_gc, "starting GC");
#if defined(RTS_USER_SIGNALS)
- // block signals
- blockUserSignals();
+ if (RtsFlags.MiscFlags.install_signal_handlers) {
+ // block signals
+ blockUserSignals();
+ }
#endif
// tell the STM to discard any cached closures its hoping to re-use
*/
markStablePtrTable(mark_root);
- /* Mark the root pointer table.
- */
- markRootPtrTable(mark_root);
-
/* -------------------------------------------------------------------------
* Repeatedly scavenge all the areas we know about until there's no
* more scavenging to be done.
if (g <= N) {
copied -= stp->hp_bd->start + BLOCK_SIZE_W -
stp->hp_bd->free;
- scavd_copied -= (P_)(BLOCK_ROUND_UP(stp->scavd_hp)) - stp->scavd_hp;
+ scavd_copied -= stp->scavd_hpLim - stp->scavd_hp;
}
}
stat_endGC(allocated, live, copied, scavd_copied, N);
#if defined(RTS_USER_SIGNALS)
- // unblock signals again
- unblockUserSignals();
+ if (RtsFlags.MiscFlags.install_signal_handlers) {
+ // unblock signals again
+ unblockUserSignals();
+ }
#endif
RELEASE_SM_LOCK;