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src/share/vm/gc_implementation/parallelScavenge/gcTaskThread.hpp@f95d63e2154a (annotated)

src/share/vm/gc_implementation/parallelScavenge/gcTaskThread.hpp

Tue, 23 Nov 2010 13:22:55 -0800

author

stefank

date

Tue, 23 Nov 2010 13:22:55 -0800

changeset 2314

f95d63e2154a

parent 1907

c18cbe5936b8

child 3294

bca17e38de00

permissions

-rw-r--r--

6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg

duke@435	1	/*
stefank@2314	2	* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
stefank@2314	25	#ifndef SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_GCTASKTHREAD_HPP
stefank@2314	26	#define SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_GCTASKTHREAD_HPP
stefank@2314	27
stefank@2314	28	#include "runtime/thread.hpp"
stefank@2314	29
duke@435	30	// Forward declarations of classes defined here.
duke@435	31	class GCTaskThread;
duke@435	32	class GCTaskTimeStamp;
duke@435	33
duke@435	34	// Declarations of classes referenced in this file via pointer.
duke@435	35	class GCTaskManager;
duke@435	36
duke@435	37	class GCTaskThread : public WorkerThread {
duke@435	38	private:
duke@435	39	// Instance state.
duke@435	40	GCTaskManager* _manager; // Manager for worker.
duke@435	41	const uint _processor_id; // Which processor the worker is on.
duke@435	42
duke@435	43	GCTaskTimeStamp* _time_stamps;
duke@435	44	uint _time_stamp_index;
duke@435	45
duke@435	46	GCTaskTimeStamp* time_stamp_at(uint index);
duke@435	47
duke@435	48	public:
duke@435	49	// Factory create and destroy methods.
duke@435	50	static GCTaskThread* create(GCTaskManager* manager,
duke@435	51	uint which,
duke@435	52	uint processor_id) {
duke@435	53	return new GCTaskThread(manager, which, processor_id);
duke@435	54	}
duke@435	55	static void destroy(GCTaskThread* manager) {
duke@435	56	if (manager != NULL) {
duke@435	57	delete manager;
duke@435	58	}
duke@435	59	}
duke@435	60	// Methods from Thread.
duke@435	61	bool is_GC_task_thread() const {
duke@435	62	return true;
duke@435	63	}
duke@435	64	virtual void run();
duke@435	65	// Methods.
duke@435	66	void start();
duke@435	67
duke@435	68	void print_task_time_stamps();
duke@435	69	void print_on(outputStream* st) const;
duke@435	70	void print() const { print_on(tty); }
duke@435	71
duke@435	72	protected:
duke@435	73	// Constructor. Clients use factory, but there could be subclasses.
duke@435	74	GCTaskThread(GCTaskManager* manager, uint which, uint processor_id);
duke@435	75	// Destructor: virtual destructor because of virtual methods.
duke@435	76	virtual ~GCTaskThread();
duke@435	77	// Accessors.
duke@435	78	GCTaskManager* manager() const {
duke@435	79	return _manager;
duke@435	80	}
duke@435	81	uint which() const {
duke@435	82	return id();
duke@435	83	}
duke@435	84	uint processor_id() const {
duke@435	85	return _processor_id;
duke@435	86	}
duke@435	87	};
duke@435	88
duke@435	89	class GCTaskTimeStamp : public CHeapObj
duke@435	90	{
duke@435	91	private:
duke@435	92	jlong _entry_time;
duke@435	93	jlong _exit_time;
duke@435	94	char* _name;
duke@435	95
duke@435	96	public:
duke@435	97	jlong entry_time() { return _entry_time; }
duke@435	98	jlong exit_time() { return _exit_time; }
duke@435	99	const char* name() const { return (const char*)_name; }
duke@435	100
duke@435	101	void set_entry_time(jlong time) { _entry_time = time; }
duke@435	102	void set_exit_time(jlong time) { _exit_time = time; }
duke@435	103	void set_name(char* name) { _name = name; }
duke@435	104	};
stefank@2314	105
stefank@2314	106	#endif // SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_GCTASKTHREAD_HPP