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comparison src/os/bsd/vm/gpu_bsd.cpp @ 13819:49db2c1e3bee

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added support for co-existing GPU backends (JBS:GRAAL-1)
author Doug Simon <doug.simon@oracle.com>
date Thu, 30 Jan 2014 00:52:33 +0100
parents src/os_gpu/bsd_ptx/vm/gpu_bsd.cpp@4f69a5189e77
children 51584f76462d
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13818:d2f520f46180 13819:49db2c1e3bee
1 /*
2 * Copyright (c) 2013, 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.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #include "runtime/gpu.hpp"
26 #include "utilities/ostream.hpp"
27
28 jobject gpu::probe_gpus(JNIEnv* env) {
29 #ifdef __APPLE__
30 /*
31 * Let the CUDA driver initialization be the gate to GPU for now, pending
32 * a better detection solution for NVIDA PTX and AMD HSAIL.
33 */
34 if (gpu::Ptx::register_natives(env)) {
35 if (TraceGPUInteraction) {
36 tty->print_cr("Assuming NVidia/PTX support (APPLE)");
37 }
38 return env->NewStringUTF("PTX");
39 }
40 #else
41 if (TraceGPUInteraction) {
42 tty->print_cr("Assuming no GPU (not APPLE)");
43 }
44 #endif
45 return env->NewStringUTF("");
46 }
47