/*
* Copyright ( c ) 2015 , 2020 , 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 bool ZArrayIteratorImpl<T, Parallel>::next_serial(T* elem) {
if (_next == _end) {
return false;
}
*elem = *_next;
_next++;
return true ;
}
template <typename T, bool Parallel>
inline bool ZArrayIteratorImpl<T, Parallel>::next_parallel(T* elem) {
const T* old_next = Atomic::load(&_next);
for (;;) {
if (old_next == _end) {
return false;
}
const T* const new_next = old_next + 1 ;
const T* const prev_next = Atomic::cmpxchg(&_next, old_next, new_next);
if (prev_next == old_next) {
*elem = *old_next;
return true ;
}
old_next = prev_next;
}
}
template <typename T, bool Parallel>
inline ZArrayIteratorImpl<T, Parallel>::ZArrayIteratorImpl(const T* array, size_t length) :
_next(array),
_end(array + length) {}
template <typename T, bool Parallel>
inline ZArrayIteratorImpl<T, Parallel>::ZArrayIteratorImpl(const ZArray<T>* array) :
ZArrayIteratorImpl<T, Parallel>(array->is_empty() ? NULL : array->adr_at(0 ), array->length()) {}
template <typename T, bool Parallel>
inline bool ZArrayIteratorImpl<T, Parallel>::next(T* elem) {
if (Parallel) {
return next_parallel(elem);
} else {
return next_serial(elem);
}
}
#endif // SHARE_GC_Z_ZARRAY_INLINE_HPP
Messung V0.5 in Prozent C=98 H=100 G=98
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-09-04)
¤
*© Formatika GbR, Deutschland