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src/cpu/zero/vm/cppInterpreter_zero.hpp@da91efe96a93 (annotated)

src/cpu/zero/vm/cppInterpreter_zero.hpp

Sat, 01 Sep 2012 13:25:18 -0400

author

coleenp

date

Sat, 01 Sep 2012 13:25:18 -0400

changeset 4037

da91efe96a93

parent 2762

4b95bbb36464

child 4237

a3e2f723f2a5

permissions

-rw-r--r--

6964458: Reimplement class meta-data storage to use native memory
Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>

never@1445	1	/*
coleenp@4037	2	* Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
twisti@2762	3	* Copyright 2007, 2008, 2010, 2011 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	*
trims@1907	20	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	21	* or visit www.oracle.com if you need additional information or have any
trims@1907	22	* questions.
never@1445	23	*
never@1445	24	*/
never@1445	25
stefank@2314	26	#ifndef CPU_ZERO_VM_CPPINTERPRETER_ZERO_HPP
stefank@2314	27	#define CPU_ZERO_VM_CPPINTERPRETER_ZERO_HPP
stefank@2314	28
never@1445	29	protected:
never@1445	30	// Size of interpreter code
never@1445	31	const static int InterpreterCodeSize = 6 * K;
never@1445	32
never@1445	33	public:
never@1445	34	// Method entries
coleenp@4037	35	static int normal_entry(Method* method, intptr_t UNUSED, TRAPS);
coleenp@4037	36	static int native_entry(Method* method, intptr_t UNUSED, TRAPS);
coleenp@4037	37	static int accessor_entry(Method* method, intptr_t UNUSED, TRAPS);
coleenp@4037	38	static int empty_entry(Method* method, intptr_t UNUSED, TRAPS);
coleenp@4037	39	static int method_handle_entry(Method* method, intptr_t UNUSED, TRAPS);
never@1445	40
never@1445	41	public:
never@1445	42	// Main loop of normal_entry
never@1445	43	static void main_loop(int recurse, TRAPS);
never@1445	44
never@1445	45	private:
twisti@2762	46	// Helpers for method_handle_entry
twisti@2762	47	static void process_method_handle(oop method_handle, TRAPS);
twisti@2762	48	static void insert_vmslots(int insert_before, int num_slots, TRAPS);
twisti@2762	49	static void remove_vmslots(int first_slot, int num_slots, TRAPS);
twisti@2762	50	static BasicType result_type_of_handle(oop method_handle);
twisti@2762	51	static intptr_t* calculate_unwind_sp(ZeroStack* stack, oop method_handle);
twisti@2762	52	static void throw_exception(JavaThread* thread, Symbol* name,char *msg=NULL);
twisti@2762	53
twisti@2762	54	private:
kvn@1691	55	// Fast result type determination
coleenp@4037	56	static BasicType result_type_of(Method* method);
stefank@2314	57
stefank@2314	58	#endif // CPU_ZERO_VM_CPPINTERPRETER_ZERO_HPP