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annotate src/os/bsd/vm/gpu_bsd.cpp @ 15177:66e3af78ea96

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HSAIL: added safepoint support Contributed-by: Eric Caspole <eric.caspole@amd.com>
author Doug Simon <doug.simon@oracle.com>
date Thu, 17 Apr 2014 00:44:32 +0200
parents 51584f76462d
children
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1 /*
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #include "runtime/gpu.hpp"
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26 #include "ptx/vm/gpu_ptx.hpp"
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27 #include "hsail/vm/gpu_hsail.hpp"
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28 #include "utilities/ostream.hpp"
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29
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30 jobject Gpu::probe_gpus(JNIEnv* env) {
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31 #ifdef __APPLE__
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32 /*
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33 * Let the CUDA driver initialization be the gate to GPU for now, pending
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34 * a better detection solution for NVIDA PTX and AMD HSAIL.
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35 */
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36 if (Ptx::register_natives(env)) {
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37 if (TraceGPUInteraction) {
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38 tty->print_cr("Assuming NVidia/PTX support (APPLE)");
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39 }
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40 return env->NewStringUTF("PTX");
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41 }
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42 #else
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43 if (TraceGPUInteraction) {
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44 tty->print_cr("Assuming no GPU (not APPLE)");
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45 }
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46 #endif
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47 return env->NewStringUTF("");
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48 }
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49