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src/share/vm/ci/ciFlags.hpp@b2ee5dc63353 (annotated)

src/share/vm/ci/ciFlags.hpp

Wed, 23 Oct 2013 12:40:23 +0200

author

roland

date

Wed, 23 Oct 2013 12:40:23 +0200

changeset 5991

b2ee5dc63353

parent 5658

edb5ab0f3fe5

child 6198

55fb97c4c58d

permissions

-rw-r--r--

8024070: C2 needs some form of type speculation
Summary: record unused type profile information with type system, propagate and use it.
Reviewed-by: kvn, twisti

duke@435	1	/*
stefank@2314	2	* Copyright (c) 1999, 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_CI_CIFLAGS_HPP
stefank@2314	26	#define SHARE_VM_CI_CIFLAGS_HPP
stefank@2314	27
stefank@2314	28	#include "ci/ciClassList.hpp"
stefank@2314	29	#include "memory/allocation.hpp"
stefank@2314	30	#include "prims/jvm.h"
stefank@2314	31	#include "utilities/accessFlags.hpp"
stefank@2314	32
duke@435	33	// ciFlags
duke@435	34	//
duke@435	35	// This class represents klass or method flags.
duke@435	36	class ciFlags VALUE_OBJ_CLASS_SPEC {
duke@435	37	private:
duke@435	38	friend class ciInstanceKlass;
duke@435	39	friend class ciField;
duke@435	40	friend class ciMethod;
duke@435	41
duke@435	42	jint _flags;
duke@435	43
duke@435	44	ciFlags() { _flags = 0; }
duke@435	45	ciFlags(AccessFlags flags) { _flags = flags.as_int(); }
duke@435	46
duke@435	47	public:
duke@435	48	// Java access flags
duke@435	49	bool is_public () const { return (_flags & JVM_ACC_PUBLIC ) != 0; }
duke@435	50	bool is_private () const { return (_flags & JVM_ACC_PRIVATE ) != 0; }
duke@435	51	bool is_protected () const { return (_flags & JVM_ACC_PROTECTED ) != 0; }
duke@435	52	bool is_static () const { return (_flags & JVM_ACC_STATIC ) != 0; }
duke@435	53	bool is_final () const { return (_flags & JVM_ACC_FINAL ) != 0; }
duke@435	54	bool is_synchronized() const { return (_flags & JVM_ACC_SYNCHRONIZED) != 0; }
duke@435	55	bool is_super () const { return (_flags & JVM_ACC_SUPER ) != 0; }
duke@435	56	bool is_volatile () const { return (_flags & JVM_ACC_VOLATILE ) != 0; }
duke@435	57	bool is_transient () const { return (_flags & JVM_ACC_TRANSIENT ) != 0; }
duke@435	58	bool is_native () const { return (_flags & JVM_ACC_NATIVE ) != 0; }
duke@435	59	bool is_interface () const { return (_flags & JVM_ACC_INTERFACE ) != 0; }
duke@435	60	bool is_abstract () const { return (_flags & JVM_ACC_ABSTRACT ) != 0; }
duke@435	61	bool is_strict () const { return (_flags & JVM_ACC_STRICT ) != 0; }
vlivanov@5658	62	bool is_stable () const { return (_flags & JVM_ACC_FIELD_STABLE) != 0; }
duke@435	63
duke@435	64	// Conversion
duke@435	65	jint as_int() { return _flags; }
duke@435	66
duke@435	67	void print_klass_flags(outputStream* st = tty);
duke@435	68	void print_member_flags(outputStream* st = tty);
duke@435	69	void print(outputStream* st = tty);
duke@435	70	};
stefank@2314	71
stefank@2314	72	#endif // SHARE_VM_CI_CIFLAGS_HPP