Dero HE (astrobwt/v2) OpenCL support

src/backend/opencl/kernels/astrobwt_v2/AstroBWT_v2_SHA3Kernel.cpp

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+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2020 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2020 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program 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 for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "backend/opencl/kernels/astrobwt_v2/AstroBWT_v2_SHA3Kernel.h"
+#include "backend/opencl/wrappers/OclLib.h"
+
+
+void xmrig::AstroBWT_v2_SHA3Kernel::enqueue(cl_command_queue queue, size_t threads)
+{
+    const size_t workgroup_size = 32;
+    const size_t gthreads       = threads * workgroup_size;
+    enqueueNDRange(queue, 1, nullptr, &gthreads, &workgroup_size);
+}
+
+
+void xmrig::AstroBWT_v2_SHA3Kernel::setArgs(cl_mem temp_storage, cl_mem hashes)
+{
+    setArg(0, sizeof(cl_mem), &temp_storage);
+    setArg(1, sizeof(cl_mem), &hashes);
+}