1 /* 2 * Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved. 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. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 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). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #include "opencl_backend.h" 27 28 OpenCLBackend::OpenCLBuffer::OpenCLBuffer(Backend *backend, BufferState *bufferState) 29 : Backend::Buffer(backend, bufferState) { 30 cl_int status; 31 auto * openclBackend = dynamic_cast<OpenCLBackend *>(backend); 32 clMem = clCreateBuffer( 33 openclBackend->context, 34 CL_MEM_USE_HOST_PTR | CL_MEM_READ_WRITE, 35 bufferState->length, 36 bufferState->ptr, 37 &status); 38 39 if (status != CL_SUCCESS) { 40 std::cerr << OpenCLBackend::errorMsg(status) << std::endl; 41 exit(1); 42 } 43 bufferState->vendorPtr = static_cast<void *>(this); 44 } 45 46 47 OpenCLBackend::OpenCLBuffer::~OpenCLBuffer() { 48 clReleaseMemObject(clMem); 49 } 50 51