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annotate src/gpu/hsail/vm/hsailKernelArguments.hpp @ 12743:f1a55428a8d7

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more HSAIL support in the C++ layer for executing HSAIL code on the simulator Contributed-by: Eric Caspole <eric.caspole@amd.com>
author Doug Simon <doug.simon@oracle.com>
date Sun, 10 Nov 2013 13:18:09 +0100
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children 89fbf495e589
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12743
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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 KERNEL_ARGUMENTS_HSAIL_HPP
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26 #define KERNEL_ARGUMENTS_HSAIL_HPP
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27
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28 #include "runtime/gpu.hpp"
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29 #include "runtime/signature.hpp"
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30
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31 class HSAILKernelArguments : public SignatureIterator {
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32 friend class gpu::Hsail;
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33
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34 public:
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35
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36 private:
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37 // Array of java argument oops
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38 objArrayOop _args;
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39 // Length of args array
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40 int _length;
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41 // Current index into _args
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42 int _index;
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43 // Kernel to push into
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44 address _kernel;
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45
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46 bool _is_static;
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47
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48 // Get next java argument
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49 oop next_arg(BasicType expectedType);
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50
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51 public:
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52 HSAILKernelArguments(address kernel, Symbol* signature, objArrayOop args, bool is_static) : SignatureIterator(signature) {
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53 this->_return_type = T_ILLEGAL;
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54 _index = 0;
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55 _args = args;
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56 _kernel = kernel;
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57 _is_static = is_static;
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58
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59 _length = args->length();
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60 if (TraceGPUInteraction) {
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61 tty->print_cr("[HSAIL] sig:%s args length=%d", signature->as_C_string(), _length);
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62 }
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63 if (!_is_static) {
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64 // First object in args should be 'this'
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65 oop arg = args->obj_at(_index++);
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66 assert(arg->is_instance() && (! arg->is_array()), "First arg should be 'this'");
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67 if (TraceGPUInteraction) {
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68 tty->print_cr("[HSAIL] instance method, this 0x%08x, is a %s", (address) arg, arg->klass()->external_name());
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69 }
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70 bool pushed = gpu::Hsail::_okra_push_object(kernel, arg);
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71 assert(pushed == true, "'this' push failed");
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72 } else {
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73 if (TraceGPUInteraction) {
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74 tty->print_cr("[HSAIL] static method");
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75 }
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76 }
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77 // Iterate over the entire signature
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78 iterate();
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79 }
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80
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81 void do_bool();
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82 void do_byte();
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83 void do_double();
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84 void do_float();
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85 void do_int();
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86 void do_long();
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87 void do_array(int begin, int end);
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88 void do_object();
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89 void do_object(int begin, int end);
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90
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91 void do_void();
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92
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93 inline void do_char() {
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94 /* TODO : To be implemented */
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95 guarantee(false, "do_char:NYI");
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96 }
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97 inline void do_short() {
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98 /* TODO : To be implemented */
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99 guarantee(false, "do_short:NYI");
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100 }
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101 };
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102
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103 #endif // KERNEL_ARGUMENTS_HPP