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annotate src/gpu/hsail/vm/hsailArgumentsBase.cpp @ 14768:3e9a960f0da1

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HSAIL: preliminary deopt support Contributed-by: Tom Deneau <tom.deneau@amd.com>
author Doug Simon <doug.simon@oracle.com>
date Wed, 26 Mar 2014 17:33:54 +0100
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children 310994c667a7
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14768
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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 #include "precompiled.hpp"
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26 #include "hsailArgumentsBase.hpp"
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27 #include "runtime/javaCalls.hpp"
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28
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29
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30 // Get next java argument
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31 oop HSAILArgumentsBase::next_arg(BasicType expectedType) {
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32 assert(_index < _args->length(), "out of bounds");
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33
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34 oop arg = ((objArrayOop) (_args))->obj_at(_index++);
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35 assert(expectedType == T_OBJECT ||
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36 java_lang_boxing_object::is_instance(arg, expectedType), "arg type mismatch");
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37
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38 return arg;
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39 }
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40
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41 void HSAILArgumentsBase::do_bool() {
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42 // Get the boxed value
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43 oop arg = _args->obj_at(_index++);
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44 assert(java_lang_boxing_object::is_instance(arg, T_BOOLEAN), "arg type mismatch");
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45
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46 jvalue jValue;
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47 java_lang_boxing_object::get_value(arg, &jValue);
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48
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49 pushBool(jValue.z);
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50 }
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51
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52 void HSAILArgumentsBase::do_byte() {
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53 // Get the boxed value
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54 oop arg = _args->obj_at(_index++);
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55 assert(java_lang_boxing_object::is_instance(arg, T_BYTE), "arg type mismatch");
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56
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57 jvalue jValue;
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58 java_lang_boxing_object::get_value(arg, &jValue);
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59
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60 pushByte(jValue.b);
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61 }
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62
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63 void HSAILArgumentsBase::do_double() {
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64 // Get the boxed value
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65 oop arg = _args->obj_at(_index++);
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66 assert(java_lang_boxing_object::is_instance(arg, T_DOUBLE), "arg type mismatch");
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67
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68 jvalue jValue;
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69 java_lang_boxing_object::get_value(arg, &jValue);
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70 if (TraceGPUInteraction) {
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71 tty->print_cr("[HSAIL] %s::do_double, _index=%d, value = %e", argsBuilderName(), _index - 1, jValue.d);
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72 }
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73 pushDouble(jValue.d);
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74 }
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75
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76 void HSAILArgumentsBase::do_float() {
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77 // Get the boxed value
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78 oop arg = _args->obj_at(_index++);
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79 assert(java_lang_boxing_object::is_instance(arg, T_FLOAT), "arg type mismatch");
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80
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81 jvalue jValue;
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82 java_lang_boxing_object::get_value(arg, &jValue);
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83 if (TraceGPUInteraction) {
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84 tty->print_cr("[HSAIL] %s::do_float, _index=%d, value = %f", argsBuilderName(), _index - 1, jValue.f);
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85 }
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86 pushFloat(jValue.f);
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87 }
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88
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89 void HSAILArgumentsBase::do_int() {
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90 // If the last parameter is an int, it is handled in a special way
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91 // For kernel arguments we don't pass it since we use the HSAIL workitemid in place of that int value
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92 // For javaCall arguments we pass the actual workitemid
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93 if (isLastParameter()) {
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94 handleFinalIntParameter();
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95 return;
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96 }
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97
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98 // not the final int parameter, Get the boxed int
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99 oop arg = _args->obj_at(_index++);
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100 assert(java_lang_boxing_object::is_instance(arg, T_INT), "arg type mismatch");
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101
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102 jvalue jValue;
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103 java_lang_boxing_object::get_value(arg, &jValue);
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104 if (TraceGPUInteraction) {
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105 tty->print_cr("[HSAIL] %s::do_int, _index=%d, value = %d", argsBuilderName(), _index - 1, jValue.i);
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106 }
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107
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108 pushInt(jValue.i);
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109 }
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110
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111 void HSAILArgumentsBase::do_long() {
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112 // Get the boxed value
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113 oop arg = _args->obj_at(_index++);
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114 assert(java_lang_boxing_object::is_instance(arg, T_LONG), "arg type mismatch");
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115
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116 jvalue jValue;
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117 java_lang_boxing_object::get_value(arg, &jValue);
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118 if (TraceGPUInteraction) {
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119 tty->print_cr("[HSAIL] %s::do_long, _index=%d, value = %d", argsBuilderName(), _index - 1, jValue.j);
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120 }
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121
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122 pushLong(jValue.j);
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123 }
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124
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125 void HSAILArgumentsBase::do_array(int begin, int end) {
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126 oop arg = _args->obj_at(_index++);
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127 if (arg == NULL) {
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128 recordNullObjectParameter();
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129 } else {
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130 assert(arg->is_array(), "arg type mismatch");
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131 }
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132 if (TraceGPUInteraction) {
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133 tty->print_cr("[HSAIL] %s::do_array, _index=%d, 0x%08x, is a %s", argsBuilderName(), _index - 1, (address) arg,
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134 arg == NULL ? "null" : arg->klass()->external_name());
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135 }
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136
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137 pushObject(arg);
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138 }
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139
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140 void HSAILArgumentsBase::do_object() {
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141 bool isLastParam = isLastParameter(); // determine this before incrementing _index
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142
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143 oop arg = _args->obj_at(_index++);
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144 if (TraceGPUInteraction) {
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145 tty->print_cr("[HSAIL] %s::do_object, _index=%d, 0x%08x is a %s", argsBuilderName(), _index - 1, (address) arg,
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146 arg == NULL ? "null" : arg->klass()->external_name());
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147 }
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148 if (arg == NULL) {
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149 recordNullObjectParameter();
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150 }
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151
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152 // check if this is last arg in signature
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153 // an object as last parameter requires special handling
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154 if (isLastParam) {
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155 if (TraceGPUInteraction) {
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156 tty->print_cr("[HSAIL] %s, trailing object ref should be object source array ref", argsBuilderName());
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157 }
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158 assert(arg->is_objArray(), "arg type mismatch");
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159 handleFinalObjParameter(arg);
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160 } else {
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161 // not the final parameter, just push
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162 pushObject(arg);
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163 }
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164 }
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165
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166 void HSAILArgumentsBase::do_object(int begin, int end) {
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167 do_object();
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168 }
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169
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170 void HSAILArgumentsBase::do_void() {
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171 return;
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172 }
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173
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174 // TODO implement other do_*
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175