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8183927: Hotspot needs C++ type_traits metaprogramming utilities

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This changeset introduces new metaprogramming utilities typically found in <type_traits> in C++11.

Co-authored-by: Kim Barrett <kim.barrett@oracle.com>
Reviewed-by: kbarrett, rehn, pliden
This commit is contained in:
Erik Österlund 2017-07-11 12:00:48 +02:00
parent ad941e4f9d
commit 454e63fe90
27 changed files with 1266 additions and 0 deletions
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53
hotspot/test/native/metaprogramming/test_isPointer.cpp Normal file
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/*
* Copyright (c) 2017, 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.
*
*/
#include "precompiled.hpp"
#include "memory/allocation.hpp"
#include "metaprogramming/isPointer.hpp"
#include "utilities/debug.hpp"
class IsPointerTest: AllStatic {
class A: AllStatic {};
static const bool ip_voidptr = IsPointer<void*>::value;
STATIC_ASSERT(ip_voidptr);
static const bool ip_Aptr = IsPointer<A*>::value;
STATIC_ASSERT(ip_Aptr);
static const bool ip_cAptr = IsPointer<const A*>::value;
STATIC_ASSERT(ip_cAptr);
static const bool ip_vAptr = IsPointer<volatile A*>::value;
STATIC_ASSERT(ip_vAptr);
static const bool ip_Avptr = IsPointer<A* volatile>::value;
STATIC_ASSERT(ip_Avptr);
static const bool ip_intptrt = IsPointer<intptr_t>::value;
STATIC_ASSERT(!ip_intptrt);
static const bool ip_char = IsPointer<char>::value;
STATIC_ASSERT(!ip_char);
};