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src/cpu/zero/vm/interpreterFrame_zero.hpp@b6f06e395428 (annotated)

src/cpu/zero/vm/interpreterFrame_zero.hpp

Tue, 05 Jan 2010 11:14:54 -0800

author

never

date

Tue, 05 Jan 2010 11:14:54 -0800

changeset 1574

b6f06e395428

parent 1445

354d3184f6b2

child 1814

f9271ff9d324

permissions

-rw-r--r--

6908267: Zero fails to unlock synchronized native methods on exception
Reviewed-by: never
Contributed-by: Gary Benson <gbenson@redhat.com>

never@1445	1	/*
never@1445	2	* Copyright 2003-2007 Sun Microsystems, Inc. All Rights Reserved.
never@1445	3	* Copyright 2008 Red Hat, Inc.
never@1445	4	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
never@1445	5	*
never@1445	6	* This code is free software; you can redistribute it and/or modify it
never@1445	7	* under the terms of the GNU General Public License version 2 only, as
never@1445	8	* published by the Free Software Foundation.
never@1445	9	*
never@1445	10	* This code is distributed in the hope that it will be useful, but WITHOUT
never@1445	11	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
never@1445	12	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
never@1445	13	* version 2 for more details (a copy is included in the LICENSE file that
never@1445	14	* accompanied this code).
never@1445	15	*
never@1445	16	* You should have received a copy of the GNU General Public License version
never@1445	17	* 2 along with this work; if not, write to the Free Software Foundation,
never@1445	18	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
never@1445	19	*
never@1445	20	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
never@1445	21	* CA 95054 USA or visit www.sun.com if you need additional information or
never@1445	22	* have any questions.
never@1445	23	*
never@1445	24	*/
never@1445	25
never@1445	26	#ifdef CC_INTERP
never@1445	27	// | ... |
never@1445	28	// +--------------------+ ------------------
never@1445	29	// | stack slot n-1 | low addresses
never@1445	30	// | ... |
never@1445	31	// | stack slot 0 |
never@1445	32	// | monitor 0 (maybe) |
never@1445	33	// | ... |
never@1445	34	// | interpreter state |
never@1445	35	// | ... |
never@1445	36	// | frame_type |
never@1445	37	// | next_frame | high addresses
never@1445	38	// +--------------------+ ------------------
never@1445	39	// | ... |
never@1445	40
never@1445	41	class InterpreterFrame : public ZeroFrame {
never@1445	42	friend class AbstractInterpreter;
never@1445	43
never@1445	44	private:
never@1445	45	InterpreterFrame() : ZeroFrame() {
never@1445	46	ShouldNotCallThis();
never@1445	47	}
never@1445	48
never@1445	49	protected:
never@1445	50	enum Layout {
never@1445	51	istate_off = jf_header_words +
never@1445	52	(align_size_up_(sizeof(BytecodeInterpreter),
never@1445	53	wordSize) >> LogBytesPerWord) - 1,
never@1445	54	header_words
never@1445	55	};
never@1445	56
never@1445	57	public:
never@1445	58	static InterpreterFrame *build(ZeroStack* stack,
never@1445	59	const methodOop method,
never@1445	60	JavaThread* thread);
never@1445	61	static InterpreterFrame *build(ZeroStack* stack, int size);
never@1445	62
never@1445	63	public:
never@1445	64	interpreterState interpreter_state() const {
never@1445	65	return (interpreterState) addr_of_word(istate_off);
never@1445	66	}
never@1445	67
never@1445	68	public:
never@1445	69	void identify_word(int frame_index,
never@1445	70	int offset,
never@1445	71	char* fieldbuf,
never@1445	72	char* valuebuf,
never@1445	73	int buflen) const;
never@1445	74	};
never@1445	75	#endif // CC_INTERP