diff options
Diffstat (limited to 'Source/JavaScriptCore/wtf/ParallelJobsOpenMP.h')
-rw-r--r-- | Source/JavaScriptCore/wtf/ParallelJobsOpenMP.h | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/Source/JavaScriptCore/wtf/ParallelJobsOpenMP.h b/Source/JavaScriptCore/wtf/ParallelJobsOpenMP.h deleted file mode 100644 index 706bd8065..000000000 --- a/Source/JavaScriptCore/wtf/ParallelJobsOpenMP.h +++ /dev/null @@ -1,81 +0,0 @@ -/* - * Copyright (C) 2011 University of Szeged - * Copyright (C) 2011 Gabor Loki <loki@webkit.org> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY UNIVERSITY OF SZEGED ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL UNIVERSITY OF SZEGED OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef ParallelJobsOpenMP_h -#define ParallelJobsOpenMP_h - -#if ENABLE(THREADING_OPENMP) - -#include <omp.h> - -namespace WTF { - -class ParallelEnvironment { - WTF_MAKE_NONCOPYABLE(ParallelEnvironment); -public: - typedef void (*ThreadFunction)(void*); - - ParallelEnvironment(ThreadFunction threadFunction, size_t sizeOfParameter, int requestedJobNumber) : - m_threadFunction(threadFunction), - m_sizeOfParameter(sizeOfParameter) - { - int maxNumberOfThreads = omp_get_max_threads(); - - if (!requestedJobNumber || requestedJobNumber > maxNumberOfThreads) - requestedJobNumber = maxNumberOfThreads; - - ASSERT(requestedJobNumber > 0); - - m_numberOfJobs = requestedJobNumber; - - } - - int numberOfJobs() - { - return m_numberOfJobs; - } - - void execute(unsigned char* parameters) - { - omp_set_num_threads(m_numberOfJobs); - -#pragma omp parallel for - for (int i = 0; i < m_numberOfJobs; ++i) - (*m_threadFunction)(parameters + i * m_sizeOfParameter); - } - -private: - ThreadFunction m_threadFunction; - size_t m_sizeOfParameter; - int m_numberOfJobs; -}; - -} // namespace WTF - -#endif // ENABLE(THREADING_OPENMP) - -#endif // ParallelJobsOpenMP_h |