16a10fb6fc
2003-10-21 Jerry Quinn <jlquinn@optonline.net>
* posix-threads.cc (_Jv_CondNotify,_Jv_CondNotifyAll): Rename
_Jv_PthreadCheckMonitor to _Jv_MutexCheckMonitor.
* include/no-threads.h (_Jv_MutexCheckMonitor): New.
* include/posix-threads.h (_Jv_MutexCheckMonitor): Rename from
_Jv_PthreadCheckMonitor. Simplify code.
(_Jv_MutexUnlock): Use _Jv_MutexCheckMonitor.
* include/win32-threads.h (_Jv_MutexCheckMonitor): New.
* java/lang/Object.h (_Jv_ObjectCheckMonitor): Declare.
* java/lang/Thread.java (holdsLock): New.
* java/lang/natObject.cc (_Jv_ObjectCheckMonitor): New, with and
without JV_HASH_SYNCHRONIZATION.
* java/lang/natThread.cc (java::lang::Thread::holdsLock): New.
From-SVN: r72741
79 lines
2.1 KiB
C++
79 lines
2.1 KiB
C++
// Object.h - Header file for java.lang.Object. -*- c++ -*-
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/* Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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#ifndef __JAVA_LANG_OBJECT_H__
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#define __JAVA_LANG_OBJECT_H__
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#pragma interface
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#include <gcj/javaprims.h>
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// This class is mainly here as a kludge to get G++ to allocate two
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// extra entries in each vtable.
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struct _JvObjectPrefix
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{
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protected:
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// New ABI Compatibility Dummy, #1 and 2.
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virtual void nacd_1 (void) {}; // This slot really contains the Class pointer.
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// For IA64, the GC descriptor goes into the second word of the nacd1 descr.
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# ifndef __ia64__
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virtual void nacd_2 (void) {}; // Actually the GC bitmap marking descriptor.
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# endif
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};
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class java::lang::Object : public _JvObjectPrefix
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{
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protected:
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virtual void finalize (void);
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public:
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// Order must match order in Object.java.
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jclass getClass (void);
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virtual jint hashCode (void);
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void notify (void);
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void notifyAll (void);
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void wait (jlong timeout, jint nanos);
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virtual jboolean equals (jobject obj);
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Object (void);
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virtual jstring toString (void);
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void wait (void);
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void wait (jlong timeout);
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friend void _Jv_MonitorEnter (jobject obj);
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friend void _Jv_MonitorExit (jobject obj);
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friend void _Jv_InitializeSyncMutex (void);
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friend void _Jv_FinalizeObject (jobject obj);
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friend bool _Jv_ObjectCheckMonitor (jobject obj);
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#ifdef JV_MARKOBJ_DECL
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friend JV_MARKOBJ_DECL;
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#endif
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#ifdef JV_MARKARRAY_DECL
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friend JV_MARKARRAY_DECL;
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#endif
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static java::lang::Class class$;
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protected:
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virtual jobject clone (void);
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private:
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// This does not actually refer to a Java object. Instead it is a
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// placeholder for a piece of internal data (the synchronization
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// information).
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# ifndef JV_HASH_SYNCHRONIZATION
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jobject sync_info;
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# endif
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// Initialize the sync_info field. Not called with JV_HASH_SYNCHRONIZATION.
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void sync_init (void);
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};
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#endif /* __JAVA_LANG_OBJECT_H__ */
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