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annotate src/share/vm/runtime/gpu.hpp @ 11822:365d8f385fb5
PTX: one-dimensional parallel warp invocation, ParallelOver annotation
author | Morris Meyer <morris.meyer@oracle.com> |
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date | Sun, 29 Sep 2013 14:47:12 -0400 |
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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 #ifndef SHARE_VM_RUNTIME_GPU_HPP |
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26 #define SHARE_VM_RUNTIME_GPU_HPP |
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27 |
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28 #include "runtime/atomic.hpp" |
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29 #include "oops/symbol.hpp" |
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30 |
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31 class PTXKernelArguments; |
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32 |
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33 // gpu defines the interface to the graphics processor; this includes traditional |
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34 // GPU services such as graphics kernel load and execute. |
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35 |
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36 |
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37 class gpu: AllStatic { |
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38 public: |
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39 |
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40 enum TargetGPUIL { NONE = 0, PTX = 1, HSAIL = 2}; |
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41 static void init(void); |
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42 |
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43 static void probe_gpu(); |
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44 |
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45 static void initialize_gpu(); |
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46 |
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47 static void * generate_kernel(unsigned char *code, int code_len, const char *name); |
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48 |
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49 static bool execute_warp(int dimX, int dimY, int dimZ, |
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50 address kernel, PTXKernelArguments & ptxka, JavaValue & ret); |
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51 |
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52 static bool execute_kernel(address kernel, PTXKernelArguments & ptxka, JavaValue & ret); |
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53 |
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54 static void set_available(bool value) { |
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55 _available = value; |
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56 } |
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57 |
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58 static bool is_available() { return _available; } |
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59 |
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60 static void set_initialized(bool value) { |
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61 _initialized = value; |
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62 } |
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63 |
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64 static bool is_initialized() { return _initialized; } |
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65 |
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66 static void set_gpu_linkage(bool value) { |
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67 _gpu_linkage = value; |
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68 } |
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69 |
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70 static bool has_gpu_linkage() { return _gpu_linkage; } |
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71 |
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72 static void set_target_il_type(TargetGPUIL value) { |
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73 _targetIL = value; |
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74 } |
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75 |
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76 static enum gpu::TargetGPUIL get_target_il_type() { |
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77 return _targetIL; |
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78 } |
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79 |
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80 protected: |
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81 static bool _available; |
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82 static bool _gpu_linkage; |
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83 static bool _initialized; |
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84 static TargetGPUIL _targetIL; |
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85 |
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86 // Platform dependent stuff |
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87 #ifdef TARGET_OS_FAMILY_linux |
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88 # include "gpu_linux.hpp" |
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89 #endif |
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90 #ifdef TARGET_OS_FAMILY_solaris |
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91 #endif |
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92 #ifdef TARGET_OS_FAMILY_windows |
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93 #endif |
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94 #ifdef TARGET_OS_FAMILY_bsd |
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95 # include "gpu_bsd.hpp" |
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96 #endif |
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97 |
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98 public: |
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99 # include "ptx/vm/gpu_ptx.hpp" |
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100 |
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101 }; |
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102 |
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103 |
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104 #endif // SHARE_VM_RUNTIME_GPU_HPP |