Mercurial > hg > truffle
annotate src/gpu/hsail/vm/hsailArgumentsBase.hpp @ 16081:77cb0f0e5e3f
Revert unnecessary encoding change in assembler (part of 03eda0a202e9).
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Wed, 11 Jun 2014 10:53:44 +0200 |
parents | 06eedda53e14 |
children | 310994c667a7 |
rev | line source |
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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_ARGUMENTS_BASE_HPP |
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26 #define GPU_HSAIL_VM_HSAIL_ARGUMENTS_BASE_HPP |
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27 |
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28 #include "runtime/signature.hpp" |
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29 |
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30 |
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31 // Base class which iterates thru a signature and pulls from a |
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32 // objArrayOop of boxed values. Used as base for HSAILKernelArguments |
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33 // and HSAILJavaCallArguments The derived classes specify how to push |
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34 // args onto their data structure |
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35 class HSAILArgumentsBase : public SignatureIterator { |
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36 |
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37 public: |
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38 |
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39 private: |
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40 // Array of java argument oops |
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41 objArrayOop _args; |
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42 // Length of args array |
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43 int _length; |
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44 // Current index into _args |
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45 int _index; |
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46 // number of parameters in the signature |
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47 int _parameter_count; |
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48 |
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49 Symbol* _signature; |
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50 bool _is_static; |
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51 |
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52 // records first null parameter seen |
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53 int _first_null_parameter_index; |
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54 |
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55 // Get next java argument |
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56 oop next_arg(BasicType expectedType); |
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57 |
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58 virtual char* argsBuilderName() = 0; |
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59 virtual void pushObject(void* obj) = 0; |
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60 virtual void pushBool(jboolean z) = 0; |
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61 virtual void pushByte(jbyte b) = 0; |
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62 virtual void pushDouble(jdouble d) = 0; |
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63 virtual void pushFloat(jfloat f) = 0; |
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64 virtual void pushInt(jint i) = 0; |
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65 virtual void pushLong(jlong j) = 0; |
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66 virtual void handleFinalIntParameter() = 0; |
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67 virtual void handleFinalObjParameter(void* obj) = 0; |
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68 virtual void pushTrailingArgs() = 0; |
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69 |
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70 void recordNullObjectParameter() { |
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71 if (_first_null_parameter_index == -1) _first_null_parameter_index = _parameter_index; |
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72 } |
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73 |
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74 public: |
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75 HSAILArgumentsBase(Symbol* signature, objArrayOop args, bool is_static) : SignatureIterator(signature) { |
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76 this->_return_type = T_ILLEGAL; |
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77 _index = 0; |
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78 _args = args; |
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79 _is_static = is_static; |
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80 _signature = signature; |
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81 |
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82 _length = args->length(); |
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83 _parameter_count = ArgumentCount(signature).size(); |
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84 |
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85 _first_null_parameter_index = -1; |
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86 |
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87 } |
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88 |
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89 int getFirstNullParameterIndex() { |
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90 return _first_null_parameter_index; |
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91 } |
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92 |
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93 void collectArgs() { |
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94 if (TraceGPUInteraction) { |
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95 tty->print_cr("[HSAIL] %s::collectArgs, sig:%s args length=%d", argsBuilderName(), _signature->as_C_string(), _length); |
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96 } |
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97 if (!_is_static) { |
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98 // First object in args should be 'this' |
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99 oop arg = _args->obj_at(_index++); |
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100 assert(arg->is_instance() && (! arg->is_array()), "First arg should be 'this'"); |
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101 if (TraceGPUInteraction) { |
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102 tty->print_cr("[HSAIL] %s, instance method, this " PTR_FORMAT ", is a %s", argsBuilderName(), (address) arg, arg->klass()->external_name()); |
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103 } |
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104 pushObject(arg); |
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105 } else { |
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106 if (TraceGPUInteraction) { |
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107 tty->print_cr("[HSAIL] %s, static method", argsBuilderName()); |
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108 } |
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109 } |
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110 // Iterate over the entire signature |
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111 iterate(); |
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112 |
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113 pushTrailingArgs(); |
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114 } |
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115 |
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116 void do_bool(); |
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117 void do_byte(); |
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118 void do_double(); |
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119 void do_float(); |
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120 void do_int(); |
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121 void do_long(); |
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122 void do_array(int begin, int end); |
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123 void do_object(); |
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124 void do_object(int begin, int end); |
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125 |
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126 void do_void(); |
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127 |
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128 inline void do_char() { |
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129 /* TODO : To be implemented */ |
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130 guarantee(false, "do_char:NYI"); |
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131 } |
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132 inline void do_short() { |
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133 /* TODO : To be implemented */ |
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134 guarantee(false, "do_short:NYI"); |
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135 } |
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136 |
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137 bool isLastParameter() { |
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138 return (_index == (_is_static ? _parameter_count - 1 : _parameter_count)); |
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139 } |
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140 |
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141 }; |
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142 |
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143 #endif // GPU_HSAIL_VM_HSAIL_ARGUMENTS_BASE_HPP |