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/*
Title: gc.h - exports signature for gc.cpp
Copyright (c) 2000-7
Cambridge University Technical Services Limited
Further development Copyright David C.J. Matthews 2010
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef GC_H_INCLUDED
#define GC_H_INCLUDED
#include "globals.h" // For POLYUNSIGNED
class TaskData;
// Make a request for a full garbage collection.
extern void FullGC(TaskData *taskData);
// Make a request for a partial garbage collection.
extern bool QuickGC(TaskData *taskData, POLYUNSIGNED words_needed);
extern void CreateHeap();
extern void FullGCForShareCommonData(void);
extern bool convertedWeak;
// Multi-thread GC.
extern void initialiseMarkerTables();
// The task farm for the GC. The threads are left waiting for the GC,
class GCTaskFarm;
extern GCTaskFarm *gpTaskFarm;
extern void CopyObjectToNewAddress(PolyObject *srcAddress, PolyObject *destAddress, POLYUNSIGNED L);
extern bool RunQuickGC(const POLYUNSIGNED wordsRequiredToAllocate);
// GC Phases.
extern void GCSharingPhase(void);
extern void GCMarkPhase(void);
extern void GCheckWeakRefs(void);
extern void GCCopyPhase(void);
extern void GCUpdatePhase(void);
#endif
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