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annotate src/gpu/hsail/vm/hsailArgumentsBase.hpp @ 18138:4c49f062d136

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Truffle: corrected references to @SlowPath (now @TruffleBoundary).
author Danilo Ansaloni <danilo.ansaloni@oracle.com>
date Tue, 21 Oct 2014 11:23:37 +0200
parents 310994c667a7
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_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 public:
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71 HSAILArgumentsBase(Symbol* signature, objArrayOop args, bool is_static) : SignatureIterator(signature) {
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72 this->_return_type = T_ILLEGAL;
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73 _index = 0;
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74 _args = args;
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75 _is_static = is_static;
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76 _signature = signature;
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77
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78 _length = args->length();
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79 _parameter_count = ArgumentCount(signature).size();
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80
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81 _first_null_parameter_index = -1;
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82
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83 }
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84
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85 void recordNullObjectParameter() {
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86 if (_first_null_parameter_index == -1) {
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87 _first_null_parameter_index = _parameter_index;
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88 }
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89 }
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90
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91 bool is_static() {
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92 return _is_static;
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93 }
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94
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95 int length() {
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96 return _length;
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97 }
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98
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99 objArrayOop args() {
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100 return _args;
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101 }
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102
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103 int getFirstNullParameterIndex() {
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104 return _first_null_parameter_index;
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105 }
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106
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107 virtual void collectArgs();
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108
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109 void do_bool();
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110 void do_byte();
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111 void do_double();
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112 void do_float();
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113 void do_int();
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114 void do_long();
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115 void do_array(int begin, int end);
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116 void do_object();
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117 void do_object(int begin, int end);
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118
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119 void do_void();
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120
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121 inline void do_char() {
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122 /* TODO : To be implemented */
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123 guarantee(false, "do_char:NYI");
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124 }
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125 inline void do_short() {
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126 /* TODO : To be implemented */
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127 guarantee(false, "do_short:NYI");
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128 }
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129
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130 bool isLastParameter() {
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131 return (_index == (_is_static ? _parameter_count - 1 : _parameter_count));
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132 }
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133
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134 };
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135
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136 #endif // GPU_HSAIL_VM_HSAIL_ARGUMENTS_BASE_HPP