/usr/include/ASL/acl/Kernels/aclKernel.h is in libasl-dev 0.1.7-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Advanced Simulation Library <http://asl.org.il>
*
* Copyright 2015 Avtech Scientific <http://avtechscientific.com>
*
*
* This file is part of Advanced Simulation Library (ASL).
*
* ASL is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, version 3 of the License.
*
* ASL 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with ASL. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef ACLKERNEL_H
#define ACLKERNEL_H
#include "aclExpressionContainer.h"
#include "aclKernelConfiguration.h"
//#include <CL/cl.hpp>
// Supply "cl.hpp" with ASL, since it is not present in OpenCL 2.0
// Remove the file after switching to OpenCL 2.1
#include "acl/cl.hpp"
namespace acl
{
extern const KernelConfiguration KERNEL_BASIC;
/// OpenCl Kernel generator
/**
\ingroup KernelGen
\listedNote The kernel can be run without updating of parameters.
This possibility can lead to some optimization.
to realize this possibility the function
\p computeWithoutUpdate can be added
*/
class Kernel: public ExpressionContainer
{
protected:
static unsigned int kernelNum;
unsigned int id;
unsigned int groupsNumber;
KernelConfiguration kernelConfig;
std::string kernelSource;
cl::Kernel kernel;
/// detects minimal vector width of all available types of Elements
cl_uint detectVectorWidth();
void generateExtensions();
void generateArguments();
void generateIndex();
void generateLocalDeclarations();
void generateExpressions();
virtual void generateKernelSource();
void updateKernelConfiguration();
void buildKernel();
void setKernelArguments();
public:
explicit Kernel(const KernelConfiguration kernelConfig_ = KERNEL_BASIC);
/// Prepares kernel for launch.
/// Should always be called before compute() after all expressions are added.
/// Generates kernel source, builds kernel and sets its arguments.
void setup();
void compute();
void setGroupsNumber(unsigned int n);
unsigned int getGroupsNumber();
std::string getKernelSource();
unsigned int getKernelID();
const cl::Kernel & getKernel() const;
/// removes all expressions from the kernel
void clear();
inline const KernelConfiguration & getConfiguration()const;
friend class KernelMerger;
};
/// \related Kernel
typedef std::shared_ptr<Kernel> SPKernel;
/// creates \p n kernels in \p vk with configuration \p kernelConfig_
/// \related Kernel
void inline createKernels(std::vector<SPKernel> & vk,
unsigned int n,
const KernelConfiguration & kernelConfig_ = KERNEL_BASIC);
//---------------------------- Implementation -----------------------------
void inline createKernels(std::vector<SPKernel> & vk,
unsigned int n,
const KernelConfiguration & kernelConfig_)
{
vk.resize(n);
for (unsigned int i(0); i < n; ++i)
{
vk[i].reset(new Kernel(kernelConfig_));
}
}
inline const KernelConfiguration & Kernel::getConfiguration()const
{
return kernelConfig;
}
} // namespace acl
#endif // ACLKERNEL_H
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