mirror of
https://github.com/openjdk/jdk.git
synced 2026-02-03 23:18:28 +00:00
55 lines
1.8 KiB
C++
55 lines
1.8 KiB
C++
/*
|
|
* Copyright (c) 2015, 2019, 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_GC_Z_ZARRAY_INLINE_HPP
|
|
#define SHARE_GC_Z_ZARRAY_INLINE_HPP
|
|
|
|
#include "gc/z/zArray.hpp"
|
|
#include "runtime/atomic.hpp"
|
|
|
|
template <typename T, bool parallel>
|
|
inline ZArrayIteratorImpl<T, parallel>::ZArrayIteratorImpl(ZArray<T>* array) :
|
|
_array(array),
|
|
_next(0) {}
|
|
|
|
template <typename T, bool parallel>
|
|
inline bool ZArrayIteratorImpl<T, parallel>::next(T* elem) {
|
|
if (parallel) {
|
|
const int next = Atomic::fetch_and_add(&_next, 1);
|
|
if (next < _array->length()) {
|
|
*elem = _array->at(next);
|
|
return true;
|
|
}
|
|
} else {
|
|
if (_next < _array->length()) {
|
|
*elem = _array->at(_next++);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// No more elements
|
|
return false;
|
|
}
|
|
|
|
#endif // SHARE_GC_Z_ZARRAY_INLINE_HPP
|