1 /*
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 3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 4  *
 5  * This code is free software; you can redistribute it and/or modify it
 6  * under the terms of the GNU General Public License version 2 only, as
 7  * published by the Free Software Foundation.  Oracle designates this
 8  * particular file as subject to the "Classpath" exception as provided
 9  * by Oracle in the LICENSE file that accompanied this code.
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12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
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25 #include "opencl_backend.h"
26 
27 OpenCLBackend::OpenCLProgram::OpenCLKernel::OpenCLKernel(CompilationUnit *compilationUnit, char* name, cl_kernel kernel)
28     : Kernel(compilationUnit, name), kernel(kernel) {
29 }
30 
31 OpenCLBackend::OpenCLProgram::OpenCLKernel::~OpenCLKernel() {
32     OPENCL_CHECK(clReleaseKernel(kernel), "clReleaseKernel");
33 }
34 
35 bool OpenCLBackend::OpenCLProgram::OpenCLKernel::setArg(KernelArg *arg, Buffer *buffer) {
36     const auto * openCLBuffer = dynamic_cast<OpenCLBuffer *>(buffer);
37      // remember arg->idx includes dispatch context, hence the real arg index in the kernel is arg->idx -1
38     const cl_int status = clSetKernelArg(kernel, (arg->idx)-1, sizeof(cl_mem), &openCLBuffer->clMem);
39     if (status != CL_SUCCESS) {
40         std::cerr << errorMsg(status) << std::endl;
41         return false;
42     }
43     return true;
44 }
45 
46 bool OpenCLBackend::OpenCLProgram::OpenCLKernel::setArg(KernelArg *arg) {
47       // remember arg->idx includes dispatch context, hence the real arg index in the kernel is arg->idx -1
48     const cl_int status = clSetKernelArg(kernel, (arg->idx)-1, arg->size(), &arg->value);
49     if (status != CL_SUCCESS) {
50         std::cerr << errorMsg(status) << std::endl;
51         return false;
52     }
53     return true;
54 }