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annotate src/gpu/hsail/vm/hsailKernelArguments.hpp @ 18408:2c3666f44855

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Truffle: initial commit of object API implementation
author Andreas Woess <andreas.woess@jku.at>
date Tue, 18 Nov 2014 23:19:43 +0100
parents f55f2d400797
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 #ifndef GPU_HSAIL_VM_HSAIL_KERNEL_ARGUMENTS_HPP
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26 #define GPU_HSAIL_VM_HSAIL_KERNEL_ARGUMENTS_HPP
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27
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28 #include "gpu_hsail.hpp"
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29 #include "runtime/signature.hpp"
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30 #include "hsailArgumentsBase.hpp"
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31
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32 class HSAILKernelArguments : public HSAILArgumentsBase {
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33 friend class Hsail;
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34
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35 public:
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36
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37 private:
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38 // Kernel to push into
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39 address _kernel;
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40 void* _exceptionHolder;
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41
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42 public:
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43 HSAILKernelArguments(address kernel, Symbol* signature, objArrayOop args, bool is_static, void* exceptionHolder) : HSAILArgumentsBase(signature, args, is_static) {
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44 _kernel = kernel;
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45 _exceptionHolder = exceptionHolder;
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46 collectArgs();
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47 }
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48 virtual char* argsBuilderName() {return (char*)"HSAILKernelArguments";}
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49 virtual void pushObject(void* obj) {
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50 jint status = Hsail::_okra_push_pointer(_kernel, obj);
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51 assert(status == 0, "arg push failed");
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52 }
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53 virtual void pushBool(jboolean z) {
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54 jint status = Hsail::_okra_push_boolean(_kernel, z);
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55 assert(status == 0, "arg push failed");
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56 }
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57 virtual void pushByte(jbyte b) {
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58 jint status = Hsail::_okra_push_byte(_kernel, b);
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59 assert(status == 0, "arg push failed");
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60 }
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61
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62 virtual void pushDouble(jdouble d) {
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63 jint status = Hsail::_okra_push_double(_kernel, d);
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64 assert(status == 0, "arg push failed");
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65 }
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66
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67 virtual void pushFloat(jfloat f) {
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68 jint status = Hsail::_okra_push_float(_kernel, f);
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69 assert(status == 0, "arg push failed");
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70 }
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71
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72 virtual void pushInt(jint i) {
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73 jint status = Hsail::_okra_push_int(_kernel, i);
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74 assert(status == 0, "arg push failed");
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75 }
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76
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77 virtual void pushLong(jlong j) {
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78 jint status = Hsail::_okra_push_long(_kernel, j);
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79 assert(status == 0, "arg push failed");
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80 }
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81 virtual void pushTrailingArgs() {
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82 if (UseHSAILDeoptimization) {
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83 // Last argument is the exception info block
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84 if (TraceGPUInteraction) {
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85 tty->print_cr("[HSAIL] exception block=" INTPTR_FORMAT, p2i(_exceptionHolder));
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86 }
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87 pushObject(_exceptionHolder);
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88 }
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89 }
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90
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91 // For kernel arguments we don't pass the final int parameter
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92 // since we use the HSAIL workitemid instruction in place of that int value
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93 virtual void handleFinalIntParameter() {
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94 ShouldNotReachHere();
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95 }
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96
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97 // For kernel arguments, final obj parameter should be an object
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98 // stream source array (already checked in the base class) so here we just pass it
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99 virtual void handleFinalObjParameter(void* arg) {
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100 ShouldNotReachHere();
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101 }
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102
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103 virtual void collectArgs();
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104
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105 };
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106
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107 #endif // GPU_HSAIL_VM_HSAIL_KERNEL_ARGUMENTS_HPP