mirror of
https://github.com/openjdk/jdk.git
synced 2026-06-17 07:52:23 +00:00
51 lines
1.9 KiB
C++
51 lines
1.9 KiB
C++
/*
|
|
* Copyright (c) 2022, 2025, Oracle and/or its affiliates. All rights reserved.
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* This code is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 only, as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* version 2 for more details (a copy is included in the LICENSE file that
|
|
* accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU General Public License version
|
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
* or visit www.oracle.com if you need additional information or have any
|
|
* questions.
|
|
*/
|
|
|
|
#ifndef SHARE_OOPS_OOPCAST_INLINE_HPP
|
|
#define SHARE_OOPS_OOPCAST_INLINE_HPP
|
|
|
|
#include "oops/oop.inline.hpp"
|
|
#include "oops/oopsHierarchy.hpp"
|
|
|
|
template<typename T>
|
|
static bool is_oop_type(oop theOop) {
|
|
static_assert(sizeof(T) == 0, "No is_oop_type specialization found for this type");
|
|
return false;
|
|
}
|
|
template<>
|
|
inline bool is_oop_type<instanceOop>(oop theOop) { return theOop->is_instance(); }
|
|
template<>
|
|
inline bool is_oop_type<arrayOop>(oop theOop) { return theOop->is_array(); }
|
|
template<>
|
|
inline bool is_oop_type<objArrayOop>(oop theOop) { return theOop->is_objArray(); }
|
|
template<>
|
|
inline bool is_oop_type<typeArrayOop>(oop theOop) { return theOop->is_typeArray(); }
|
|
|
|
template<typename R>
|
|
R oop_cast(oop theOop) {
|
|
assert(is_oop_type<R>(theOop), "Invalid cast");
|
|
return (R) theOop;
|
|
}
|
|
|
|
#endif // SHARE_OOPS_OOPCAST_INLINE_HPP
|