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1692
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1 /*
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14909
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2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
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1692
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3 * Copyright 2008, 2009, 2010 Red Hat, Inc.
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4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5 *
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6 * This code is free software; you can redistribute it and/or modify it
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7 * under the terms of the GNU General Public License version 2 only, as
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8 * published by the Free Software Foundation.
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9 *
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10 * This code is distributed in the hope that it will be useful, but WITHOUT
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11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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13 * version 2 for more details (a copy is included in the LICENSE file that
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14 * accompanied this code).
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15 *
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16 * You should have received a copy of the GNU General Public License version
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17 * 2 along with this work; if not, write to the Free Software Foundation,
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18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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19 *
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20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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21 * or visit www.oracle.com if you need additional information or have any
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22 * questions.
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23 *
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24 */
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25
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1972
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26 #include "precompiled.hpp"
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27 #include "interpreter/bytecodes.hpp"
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28 #include "shark/llvmHeaders.hpp"
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29 #include "shark/llvmValue.hpp"
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30 #include "shark/sharkBlock.hpp"
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31 #include "shark/sharkBuilder.hpp"
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32 #include "shark/sharkConstant.hpp"
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33 #include "shark/sharkState.hpp"
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34 #include "shark/sharkValue.hpp"
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35 #include "shark/shark_globals.hpp"
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36 #include "utilities/debug.hpp"
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1692
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37
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38 using namespace llvm;
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39
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40 void SharkBlock::parse_bytecode(int start, int limit) {
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41 SharkValue *a, *b, *c, *d;
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42 int i;
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43
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44 // Ensure the current state is initialized before we emit any code,
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45 // so that any setup code for the state is at the start of the block
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46 current_state();
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47
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48 // Parse the bytecodes
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49 iter()->reset_to_bci(start);
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50 while (iter()->next_bci() < limit) {
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51 NOT_PRODUCT(a = b = c = d = NULL);
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52 iter()->next();
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53
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54 if (SharkTraceBytecodes)
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55 tty->print_cr("%4d: %s", bci(), Bytecodes::name(bc()));
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56
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57 if (has_trap() && trap_bci() == bci()) {
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58 do_trap(trap_request());
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59 return;
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60 }
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61
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62 if (UseLoopSafepoints) {
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63 // XXX if a lcmp is followed by an if_?? then C2 maybe-inserts
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64 // the safepoint before the lcmp rather than before the if.
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65 // Maybe we should do this too. See parse2.cpp for details.
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66 switch (bc()) {
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67 case Bytecodes::_goto:
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68 case Bytecodes::_ifnull:
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69 case Bytecodes::_ifnonnull:
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70 case Bytecodes::_if_acmpeq:
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71 case Bytecodes::_if_acmpne:
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72 case Bytecodes::_ifeq:
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73 case Bytecodes::_ifne:
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74 case Bytecodes::_iflt:
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75 case Bytecodes::_ifle:
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76 case Bytecodes::_ifgt:
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77 case Bytecodes::_ifge:
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78 case Bytecodes::_if_icmpeq:
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79 case Bytecodes::_if_icmpne:
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80 case Bytecodes::_if_icmplt:
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81 case Bytecodes::_if_icmple:
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82 case Bytecodes::_if_icmpgt:
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83 case Bytecodes::_if_icmpge:
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84 if (iter()->get_dest() <= bci())
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85 maybe_add_backedge_safepoint();
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86 break;
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87
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88 case Bytecodes::_goto_w:
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89 if (iter()->get_far_dest() <= bci())
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90 maybe_add_backedge_safepoint();
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91 break;
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92
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93 case Bytecodes::_tableswitch:
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94 case Bytecodes::_lookupswitch:
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95 if (switch_default_dest() <= bci()) {
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96 maybe_add_backedge_safepoint();
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97 break;
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98 }
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99 int len = switch_table_length();
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100 for (int i = 0; i < len; i++) {
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101 if (switch_dest(i) <= bci()) {
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102 maybe_add_backedge_safepoint();
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103 break;
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104 }
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105 }
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106 break;
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107 }
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108 }
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109
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110 switch (bc()) {
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111 case Bytecodes::_nop:
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112 break;
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113
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114 case Bytecodes::_aconst_null:
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115 push(SharkValue::null());
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116 break;
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117
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118 case Bytecodes::_iconst_m1:
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119 push(SharkValue::jint_constant(-1));
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120 break;
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121 case Bytecodes::_iconst_0:
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122 push(SharkValue::jint_constant(0));
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123 break;
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124 case Bytecodes::_iconst_1:
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125 push(SharkValue::jint_constant(1));
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126 break;
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127 case Bytecodes::_iconst_2:
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128 push(SharkValue::jint_constant(2));
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129 break;
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130 case Bytecodes::_iconst_3:
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131 push(SharkValue::jint_constant(3));
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132 break;
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133 case Bytecodes::_iconst_4:
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134 push(SharkValue::jint_constant(4));
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135 break;
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136 case Bytecodes::_iconst_5:
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137 push(SharkValue::jint_constant(5));
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138 break;
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139
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140 case Bytecodes::_lconst_0:
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141 push(SharkValue::jlong_constant(0));
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142 break;
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143 case Bytecodes::_lconst_1:
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144 push(SharkValue::jlong_constant(1));
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145 break;
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146
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147 case Bytecodes::_fconst_0:
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148 push(SharkValue::jfloat_constant(0));
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149 break;
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150 case Bytecodes::_fconst_1:
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151 push(SharkValue::jfloat_constant(1));
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152 break;
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153 case Bytecodes::_fconst_2:
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154 push(SharkValue::jfloat_constant(2));
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155 break;
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156
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157 case Bytecodes::_dconst_0:
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158 push(SharkValue::jdouble_constant(0));
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159 break;
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160 case Bytecodes::_dconst_1:
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161 push(SharkValue::jdouble_constant(1));
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162 break;
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163
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164 case Bytecodes::_bipush:
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165 push(SharkValue::jint_constant(iter()->get_constant_u1()));
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166 break;
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167 case Bytecodes::_sipush:
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168 push(SharkValue::jint_constant(iter()->get_constant_u2()));
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169 break;
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170
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171 case Bytecodes::_ldc:
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172 case Bytecodes::_ldc_w:
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7195
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173 case Bytecodes::_ldc2_w: {
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174 SharkConstant* constant = SharkConstant::for_ldc(iter());
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175 assert(constant->is_loaded(), "trap should handle unloaded classes");
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176 push(constant->value(builder()));
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1692
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177 break;
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7195
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178 }
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1692
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179 case Bytecodes::_iload_0:
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180 case Bytecodes::_lload_0:
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181 case Bytecodes::_fload_0:
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182 case Bytecodes::_dload_0:
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183 case Bytecodes::_aload_0:
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184 push(local(0));
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185 break;
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186 case Bytecodes::_iload_1:
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187 case Bytecodes::_lload_1:
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188 case Bytecodes::_fload_1:
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189 case Bytecodes::_dload_1:
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190 case Bytecodes::_aload_1:
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191 push(local(1));
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192 break;
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193 case Bytecodes::_iload_2:
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194 case Bytecodes::_lload_2:
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195 case Bytecodes::_fload_2:
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196 case Bytecodes::_dload_2:
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197 case Bytecodes::_aload_2:
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198 push(local(2));
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199 break;
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200 case Bytecodes::_iload_3:
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201 case Bytecodes::_lload_3:
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202 case Bytecodes::_fload_3:
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203 case Bytecodes::_dload_3:
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204 case Bytecodes::_aload_3:
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205 push(local(3));
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206 break;
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207 case Bytecodes::_iload:
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208 case Bytecodes::_lload:
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209 case Bytecodes::_fload:
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210 case Bytecodes::_dload:
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211 case Bytecodes::_aload:
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212 push(local(iter()->get_index()));
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213 break;
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214
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215 case Bytecodes::_baload:
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216 do_aload(T_BYTE);
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217 break;
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218 case Bytecodes::_caload:
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219 do_aload(T_CHAR);
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220 break;
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221 case Bytecodes::_saload:
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222 do_aload(T_SHORT);
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223 break;
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224 case Bytecodes::_iaload:
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225 do_aload(T_INT);
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226 break;
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227 case Bytecodes::_laload:
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228 do_aload(T_LONG);
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229 break;
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230 case Bytecodes::_faload:
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231 do_aload(T_FLOAT);
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232 break;
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233 case Bytecodes::_daload:
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234 do_aload(T_DOUBLE);
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235 break;
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236 case Bytecodes::_aaload:
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237 do_aload(T_OBJECT);
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238 break;
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239
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240 case Bytecodes::_istore_0:
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241 case Bytecodes::_lstore_0:
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242 case Bytecodes::_fstore_0:
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243 case Bytecodes::_dstore_0:
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244 case Bytecodes::_astore_0:
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245 set_local(0, pop());
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246 break;
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247 case Bytecodes::_istore_1:
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248 case Bytecodes::_lstore_1:
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249 case Bytecodes::_fstore_1:
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250 case Bytecodes::_dstore_1:
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251 case Bytecodes::_astore_1:
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252 set_local(1, pop());
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253 break;
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254 case Bytecodes::_istore_2:
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255 case Bytecodes::_lstore_2:
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256 case Bytecodes::_fstore_2:
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257 case Bytecodes::_dstore_2:
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258 case Bytecodes::_astore_2:
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259 set_local(2, pop());
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260 break;
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261 case Bytecodes::_istore_3:
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262 case Bytecodes::_lstore_3:
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263 case Bytecodes::_fstore_3:
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264 case Bytecodes::_dstore_3:
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265 case Bytecodes::_astore_3:
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266 set_local(3, pop());
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267 break;
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268 case Bytecodes::_istore:
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269 case Bytecodes::_lstore:
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270 case Bytecodes::_fstore:
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271 case Bytecodes::_dstore:
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272 case Bytecodes::_astore:
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273 set_local(iter()->get_index(), pop());
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274 break;
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275
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276 case Bytecodes::_bastore:
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277 do_astore(T_BYTE);
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278 break;
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279 case Bytecodes::_castore:
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280 do_astore(T_CHAR);
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281 break;
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282 case Bytecodes::_sastore:
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283 do_astore(T_SHORT);
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284 break;
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285 case Bytecodes::_iastore:
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286 do_astore(T_INT);
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287 break;
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288 case Bytecodes::_lastore:
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289 do_astore(T_LONG);
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290 break;
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291 case Bytecodes::_fastore:
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292 do_astore(T_FLOAT);
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293 break;
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294 case Bytecodes::_dastore:
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295 do_astore(T_DOUBLE);
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296 break;
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297 case Bytecodes::_aastore:
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298 do_astore(T_OBJECT);
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299 break;
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300
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301 case Bytecodes::_pop:
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302 xpop();
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303 break;
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304 case Bytecodes::_pop2:
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305 xpop();
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306 xpop();
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307 break;
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308 case Bytecodes::_swap:
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309 a = xpop();
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310 b = xpop();
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311 xpush(a);
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312 xpush(b);
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313 break;
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314 case Bytecodes::_dup:
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315 a = xpop();
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316 xpush(a);
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317 xpush(a);
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318 break;
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319 case Bytecodes::_dup_x1:
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320 a = xpop();
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321 b = xpop();
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322 xpush(a);
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323 xpush(b);
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324 xpush(a);
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325 break;
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326 case Bytecodes::_dup_x2:
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327 a = xpop();
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328 b = xpop();
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329 c = xpop();
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330 xpush(a);
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331 xpush(c);
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332 xpush(b);
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333 xpush(a);
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334 break;
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335 case Bytecodes::_dup2:
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336 a = xpop();
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337 b = xpop();
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338 xpush(b);
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339 xpush(a);
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340 xpush(b);
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341 xpush(a);
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342 break;
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343 case Bytecodes::_dup2_x1:
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344 a = xpop();
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345 b = xpop();
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346 c = xpop();
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347 xpush(b);
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348 xpush(a);
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349 xpush(c);
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350 xpush(b);
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351 xpush(a);
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352 break;
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353 case Bytecodes::_dup2_x2:
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354 a = xpop();
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355 b = xpop();
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356 c = xpop();
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357 d = xpop();
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358 xpush(b);
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359 xpush(a);
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360 xpush(d);
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361 xpush(c);
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362 xpush(b);
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363 xpush(a);
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364 break;
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365
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366 case Bytecodes::_arraylength:
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367 do_arraylength();
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368 break;
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369
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370 case Bytecodes::_getfield:
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371 do_getfield();
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372 break;
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373 case Bytecodes::_getstatic:
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374 do_getstatic();
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375 break;
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376 case Bytecodes::_putfield:
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377 do_putfield();
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378 break;
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379 case Bytecodes::_putstatic:
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380 do_putstatic();
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381 break;
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382
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383 case Bytecodes::_iadd:
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384 b = pop();
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385 a = pop();
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386 push(SharkValue::create_jint(
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387 builder()->CreateAdd(a->jint_value(), b->jint_value()), false));
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388 break;
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389 case Bytecodes::_isub:
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390 b = pop();
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391 a = pop();
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392 push(SharkValue::create_jint(
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393 builder()->CreateSub(a->jint_value(), b->jint_value()), false));
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394 break;
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395 case Bytecodes::_imul:
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396 b = pop();
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397 a = pop();
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398 push(SharkValue::create_jint(
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399 builder()->CreateMul(a->jint_value(), b->jint_value()), false));
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400 break;
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401 case Bytecodes::_idiv:
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402 do_idiv();
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403 break;
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404 case Bytecodes::_irem:
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405 do_irem();
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406 break;
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407 case Bytecodes::_ineg:
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408 a = pop();
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409 push(SharkValue::create_jint(
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410 builder()->CreateNeg(a->jint_value()), a->zero_checked()));
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411 break;
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412 case Bytecodes::_ishl:
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413 b = pop();
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414 a = pop();
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415 push(SharkValue::create_jint(
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416 builder()->CreateShl(
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417 a->jint_value(),
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418 builder()->CreateAnd(
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419 b->jint_value(), LLVMValue::jint_constant(0x1f))), false));
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420 break;
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421 case Bytecodes::_ishr:
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422 b = pop();
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423 a = pop();
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424 push(SharkValue::create_jint(
|
|
|
425 builder()->CreateAShr(
|
|
|
426 a->jint_value(),
|
|
|
427 builder()->CreateAnd(
|
|
|
428 b->jint_value(), LLVMValue::jint_constant(0x1f))), false));
|
|
|
429 break;
|
|
|
430 case Bytecodes::_iushr:
|
|
|
431 b = pop();
|
|
|
432 a = pop();
|
|
|
433 push(SharkValue::create_jint(
|
|
|
434 builder()->CreateLShr(
|
|
|
435 a->jint_value(),
|
|
|
436 builder()->CreateAnd(
|
|
|
437 b->jint_value(), LLVMValue::jint_constant(0x1f))), false));
|
|
|
438 break;
|
|
|
439 case Bytecodes::_iand:
|
|
|
440 b = pop();
|
|
|
441 a = pop();
|
|
|
442 push(SharkValue::create_jint(
|
|
|
443 builder()->CreateAnd(a->jint_value(), b->jint_value()), false));
|
|
|
444 break;
|
|
|
445 case Bytecodes::_ior:
|
|
|
446 b = pop();
|
|
|
447 a = pop();
|
|
|
448 push(SharkValue::create_jint(
|
|
|
449 builder()->CreateOr(a->jint_value(), b->jint_value()),
|
|
|
450 a->zero_checked() && b->zero_checked()));
|
|
|
451 break;
|
|
|
452 case Bytecodes::_ixor:
|
|
|
453 b = pop();
|
|
|
454 a = pop();
|
|
|
455 push(SharkValue::create_jint(
|
|
|
456 builder()->CreateXor(a->jint_value(), b->jint_value()), false));
|
|
|
457 break;
|
|
|
458
|
|
|
459 case Bytecodes::_ladd:
|
|
|
460 b = pop();
|
|
|
461 a = pop();
|
|
|
462 push(SharkValue::create_jlong(
|
|
|
463 builder()->CreateAdd(a->jlong_value(), b->jlong_value()), false));
|
|
|
464 break;
|
|
|
465 case Bytecodes::_lsub:
|
|
|
466 b = pop();
|
|
|
467 a = pop();
|
|
|
468 push(SharkValue::create_jlong(
|
|
|
469 builder()->CreateSub(a->jlong_value(), b->jlong_value()), false));
|
|
|
470 break;
|
|
|
471 case Bytecodes::_lmul:
|
|
|
472 b = pop();
|
|
|
473 a = pop();
|
|
|
474 push(SharkValue::create_jlong(
|
|
|
475 builder()->CreateMul(a->jlong_value(), b->jlong_value()), false));
|
|
|
476 break;
|
|
|
477 case Bytecodes::_ldiv:
|
|
|
478 do_ldiv();
|
|
|
479 break;
|
|
|
480 case Bytecodes::_lrem:
|
|
|
481 do_lrem();
|
|
|
482 break;
|
|
|
483 case Bytecodes::_lneg:
|
|
|
484 a = pop();
|
|
|
485 push(SharkValue::create_jlong(
|
|
|
486 builder()->CreateNeg(a->jlong_value()), a->zero_checked()));
|
|
|
487 break;
|
|
|
488 case Bytecodes::_lshl:
|
|
|
489 b = pop();
|
|
|
490 a = pop();
|
|
|
491 push(SharkValue::create_jlong(
|
|
|
492 builder()->CreateShl(
|
|
|
493 a->jlong_value(),
|
|
|
494 builder()->CreateIntCast(
|
|
|
495 builder()->CreateAnd(
|
|
|
496 b->jint_value(), LLVMValue::jint_constant(0x3f)),
|
|
|
497 SharkType::jlong_type(), true)), false));
|
|
|
498 break;
|
|
|
499 case Bytecodes::_lshr:
|
|
|
500 b = pop();
|
|
|
501 a = pop();
|
|
|
502 push(SharkValue::create_jlong(
|
|
|
503 builder()->CreateAShr(
|
|
|
504 a->jlong_value(),
|
|
|
505 builder()->CreateIntCast(
|
|
|
506 builder()->CreateAnd(
|
|
|
507 b->jint_value(), LLVMValue::jint_constant(0x3f)),
|
|
|
508 SharkType::jlong_type(), true)), false));
|
|
|
509 break;
|
|
|
510 case Bytecodes::_lushr:
|
|
|
511 b = pop();
|
|
|
512 a = pop();
|
|
|
513 push(SharkValue::create_jlong(
|
|
|
514 builder()->CreateLShr(
|
|
|
515 a->jlong_value(),
|
|
|
516 builder()->CreateIntCast(
|
|
|
517 builder()->CreateAnd(
|
|
|
518 b->jint_value(), LLVMValue::jint_constant(0x3f)),
|
|
|
519 SharkType::jlong_type(), true)), false));
|
|
|
520 break;
|
|
|
521 case Bytecodes::_land:
|
|
|
522 b = pop();
|
|
|
523 a = pop();
|
|
|
524 push(SharkValue::create_jlong(
|
|
|
525 builder()->CreateAnd(a->jlong_value(), b->jlong_value()), false));
|
|
|
526 break;
|
|
|
527 case Bytecodes::_lor:
|
|
|
528 b = pop();
|
|
|
529 a = pop();
|
|
|
530 push(SharkValue::create_jlong(
|
|
|
531 builder()->CreateOr(a->jlong_value(), b->jlong_value()),
|
|
|
532 a->zero_checked() && b->zero_checked()));
|
|
|
533 break;
|
|
|
534 case Bytecodes::_lxor:
|
|
|
535 b = pop();
|
|
|
536 a = pop();
|
|
|
537 push(SharkValue::create_jlong(
|
|
|
538 builder()->CreateXor(a->jlong_value(), b->jlong_value()), false));
|
|
|
539 break;
|
|
|
540
|
|
|
541 case Bytecodes::_fadd:
|
|
|
542 b = pop();
|
|
|
543 a = pop();
|
|
|
544 push(SharkValue::create_jfloat(
|
|
|
545 builder()->CreateFAdd(a->jfloat_value(), b->jfloat_value())));
|
|
|
546 break;
|
|
|
547 case Bytecodes::_fsub:
|
|
|
548 b = pop();
|
|
|
549 a = pop();
|
|
|
550 push(SharkValue::create_jfloat(
|
|
|
551 builder()->CreateFSub(a->jfloat_value(), b->jfloat_value())));
|
|
|
552 break;
|
|
|
553 case Bytecodes::_fmul:
|
|
|
554 b = pop();
|
|
|
555 a = pop();
|
|
|
556 push(SharkValue::create_jfloat(
|
|
|
557 builder()->CreateFMul(a->jfloat_value(), b->jfloat_value())));
|
|
|
558 break;
|
|
|
559 case Bytecodes::_fdiv:
|
|
|
560 b = pop();
|
|
|
561 a = pop();
|
|
|
562 push(SharkValue::create_jfloat(
|
|
|
563 builder()->CreateFDiv(a->jfloat_value(), b->jfloat_value())));
|
|
|
564 break;
|
|
|
565 case Bytecodes::_frem:
|
|
|
566 b = pop();
|
|
|
567 a = pop();
|
|
|
568 push(SharkValue::create_jfloat(
|
|
|
569 builder()->CreateFRem(a->jfloat_value(), b->jfloat_value())));
|
|
|
570 break;
|
|
|
571 case Bytecodes::_fneg:
|
|
|
572 a = pop();
|
|
|
573 push(SharkValue::create_jfloat(
|
|
|
574 builder()->CreateFNeg(a->jfloat_value())));
|
|
|
575 break;
|
|
|
576
|
|
|
577 case Bytecodes::_dadd:
|
|
|
578 b = pop();
|
|
|
579 a = pop();
|
|
|
580 push(SharkValue::create_jdouble(
|
|
|
581 builder()->CreateFAdd(a->jdouble_value(), b->jdouble_value())));
|
|
|
582 break;
|
|
|
583 case Bytecodes::_dsub:
|
|
|
584 b = pop();
|
|
|
585 a = pop();
|
|
|
586 push(SharkValue::create_jdouble(
|
|
|
587 builder()->CreateFSub(a->jdouble_value(), b->jdouble_value())));
|
|
|
588 break;
|
|
|
589 case Bytecodes::_dmul:
|
|
|
590 b = pop();
|
|
|
591 a = pop();
|
|
|
592 push(SharkValue::create_jdouble(
|
|
|
593 builder()->CreateFMul(a->jdouble_value(), b->jdouble_value())));
|
|
|
594 break;
|
|
|
595 case Bytecodes::_ddiv:
|
|
|
596 b = pop();
|
|
|
597 a = pop();
|
|
|
598 push(SharkValue::create_jdouble(
|
|
|
599 builder()->CreateFDiv(a->jdouble_value(), b->jdouble_value())));
|
|
|
600 break;
|
|
|
601 case Bytecodes::_drem:
|
|
|
602 b = pop();
|
|
|
603 a = pop();
|
|
|
604 push(SharkValue::create_jdouble(
|
|
|
605 builder()->CreateFRem(a->jdouble_value(), b->jdouble_value())));
|
|
|
606 break;
|
|
|
607 case Bytecodes::_dneg:
|
|
|
608 a = pop();
|
|
|
609 push(SharkValue::create_jdouble(
|
|
|
610 builder()->CreateFNeg(a->jdouble_value())));
|
|
|
611 break;
|
|
|
612
|
|
|
613 case Bytecodes::_iinc:
|
|
|
614 i = iter()->get_index();
|
|
|
615 set_local(
|
|
|
616 i,
|
|
|
617 SharkValue::create_jint(
|
|
|
618 builder()->CreateAdd(
|
|
|
619 LLVMValue::jint_constant(iter()->get_iinc_con()),
|
|
|
620 local(i)->jint_value()), false));
|
|
|
621 break;
|
|
|
622
|
|
|
623 case Bytecodes::_lcmp:
|
|
|
624 do_lcmp();
|
|
|
625 break;
|
|
|
626
|
|
|
627 case Bytecodes::_fcmpl:
|
|
|
628 do_fcmp(false, false);
|
|
|
629 break;
|
|
|
630 case Bytecodes::_fcmpg:
|
|
|
631 do_fcmp(false, true);
|
|
|
632 break;
|
|
|
633 case Bytecodes::_dcmpl:
|
|
|
634 do_fcmp(true, false);
|
|
|
635 break;
|
|
|
636 case Bytecodes::_dcmpg:
|
|
|
637 do_fcmp(true, true);
|
|
|
638 break;
|
|
|
639
|
|
|
640 case Bytecodes::_i2l:
|
|
|
641 a = pop();
|
|
|
642 push(SharkValue::create_jlong(
|
|
|
643 builder()->CreateIntCast(
|
|
|
644 a->jint_value(), SharkType::jlong_type(), true), a->zero_checked()));
|
|
|
645 break;
|
|
|
646 case Bytecodes::_i2f:
|
|
|
647 push(SharkValue::create_jfloat(
|
|
|
648 builder()->CreateSIToFP(
|
|
|
649 pop()->jint_value(), SharkType::jfloat_type())));
|
|
|
650 break;
|
|
|
651 case Bytecodes::_i2d:
|
|
|
652 push(SharkValue::create_jdouble(
|
|
|
653 builder()->CreateSIToFP(
|
|
|
654 pop()->jint_value(), SharkType::jdouble_type())));
|
|
|
655 break;
|
|
|
656
|
|
|
657 case Bytecodes::_l2i:
|
|
|
658 push(SharkValue::create_jint(
|
|
|
659 builder()->CreateIntCast(
|
|
|
660 pop()->jlong_value(), SharkType::jint_type(), true), false));
|
|
|
661 break;
|
|
|
662 case Bytecodes::_l2f:
|
|
|
663 push(SharkValue::create_jfloat(
|
|
|
664 builder()->CreateSIToFP(
|
|
|
665 pop()->jlong_value(), SharkType::jfloat_type())));
|
|
|
666 break;
|
|
|
667 case Bytecodes::_l2d:
|
|
|
668 push(SharkValue::create_jdouble(
|
|
|
669 builder()->CreateSIToFP(
|
|
|
670 pop()->jlong_value(), SharkType::jdouble_type())));
|
|
|
671 break;
|
|
|
672
|
|
|
673 case Bytecodes::_f2i:
|
|
|
674 push(SharkValue::create_jint(
|
|
|
675 builder()->CreateCall(
|
|
|
676 builder()->f2i(), pop()->jfloat_value()), false));
|
|
|
677 break;
|
|
|
678 case Bytecodes::_f2l:
|
|
|
679 push(SharkValue::create_jlong(
|
|
|
680 builder()->CreateCall(
|
|
|
681 builder()->f2l(), pop()->jfloat_value()), false));
|
|
|
682 break;
|
|
|
683 case Bytecodes::_f2d:
|
|
|
684 push(SharkValue::create_jdouble(
|
|
|
685 builder()->CreateFPExt(
|
|
|
686 pop()->jfloat_value(), SharkType::jdouble_type())));
|
|
|
687 break;
|
|
|
688
|
|
|
689 case Bytecodes::_d2i:
|
|
|
690 push(SharkValue::create_jint(
|
|
|
691 builder()->CreateCall(
|
|
|
692 builder()->d2i(), pop()->jdouble_value()), false));
|
|
|
693 break;
|
|
|
694 case Bytecodes::_d2l:
|
|
|
695 push(SharkValue::create_jlong(
|
|
|
696 builder()->CreateCall(
|
|
|
697 builder()->d2l(), pop()->jdouble_value()), false));
|
|
|
698 break;
|
|
|
699 case Bytecodes::_d2f:
|
|
|
700 push(SharkValue::create_jfloat(
|
|
|
701 builder()->CreateFPTrunc(
|
|
|
702 pop()->jdouble_value(), SharkType::jfloat_type())));
|
|
|
703 break;
|
|
|
704
|
|
|
705 case Bytecodes::_i2b:
|
|
|
706 push(SharkValue::create_jint(
|
|
|
707 builder()->CreateAShr(
|
|
|
708 builder()->CreateShl(
|
|
|
709 pop()->jint_value(),
|
|
|
710 LLVMValue::jint_constant(24)),
|
|
|
711 LLVMValue::jint_constant(24)), false));
|
|
|
712 break;
|
|
|
713 case Bytecodes::_i2c:
|
|
|
714 push(SharkValue::create_jint(
|
|
|
715 builder()->CreateAnd(
|
|
|
716 pop()->jint_value(),
|
|
|
717 LLVMValue::jint_constant(0xffff)), false));
|
|
|
718 break;
|
|
|
719 case Bytecodes::_i2s:
|
|
|
720 push(SharkValue::create_jint(
|
|
|
721 builder()->CreateAShr(
|
|
|
722 builder()->CreateShl(
|
|
|
723 pop()->jint_value(),
|
|
|
724 LLVMValue::jint_constant(16)),
|
|
|
725 LLVMValue::jint_constant(16)), false));
|
|
|
726 break;
|
|
|
727
|
|
|
728 case Bytecodes::_return:
|
|
|
729 do_return(T_VOID);
|
|
|
730 break;
|
|
|
731 case Bytecodes::_ireturn:
|
|
|
732 do_return(T_INT);
|
|
|
733 break;
|
|
|
734 case Bytecodes::_lreturn:
|
|
|
735 do_return(T_LONG);
|
|
|
736 break;
|
|
|
737 case Bytecodes::_freturn:
|
|
|
738 do_return(T_FLOAT);
|
|
|
739 break;
|
|
|
740 case Bytecodes::_dreturn:
|
|
|
741 do_return(T_DOUBLE);
|
|
|
742 break;
|
|
|
743 case Bytecodes::_areturn:
|
|
|
744 do_return(T_OBJECT);
|
|
|
745 break;
|
|
|
746
|
|
|
747 case Bytecodes::_athrow:
|
|
|
748 do_athrow();
|
|
|
749 break;
|
|
|
750
|
|
|
751 case Bytecodes::_goto:
|
|
|
752 case Bytecodes::_goto_w:
|
|
|
753 do_goto();
|
|
|
754 break;
|
|
|
755
|
|
|
756 case Bytecodes::_jsr:
|
|
|
757 case Bytecodes::_jsr_w:
|
|
|
758 do_jsr();
|
|
|
759 break;
|
|
|
760
|
|
|
761 case Bytecodes::_ret:
|
|
|
762 do_ret();
|
|
|
763 break;
|
|
|
764
|
|
|
765 case Bytecodes::_ifnull:
|
|
|
766 do_if(ICmpInst::ICMP_EQ, SharkValue::null(), pop());
|
|
|
767 break;
|
|
|
768 case Bytecodes::_ifnonnull:
|
|
|
769 do_if(ICmpInst::ICMP_NE, SharkValue::null(), pop());
|
|
|
770 break;
|
|
|
771 case Bytecodes::_if_acmpeq:
|
|
|
772 b = pop();
|
|
|
773 a = pop();
|
|
|
774 do_if(ICmpInst::ICMP_EQ, b, a);
|
|
|
775 break;
|
|
|
776 case Bytecodes::_if_acmpne:
|
|
|
777 b = pop();
|
|
|
778 a = pop();
|
|
|
779 do_if(ICmpInst::ICMP_NE, b, a);
|
|
|
780 break;
|
|
|
781 case Bytecodes::_ifeq:
|
|
|
782 do_if(ICmpInst::ICMP_EQ, SharkValue::jint_constant(0), pop());
|
|
|
783 break;
|
|
|
784 case Bytecodes::_ifne:
|
|
|
785 do_if(ICmpInst::ICMP_NE, SharkValue::jint_constant(0), pop());
|
|
|
786 break;
|
|
|
787 case Bytecodes::_iflt:
|
|
|
788 do_if(ICmpInst::ICMP_SLT, SharkValue::jint_constant(0), pop());
|
|
|
789 break;
|
|
|
790 case Bytecodes::_ifle:
|
|
|
791 do_if(ICmpInst::ICMP_SLE, SharkValue::jint_constant(0), pop());
|
|
|
792 break;
|
|
|
793 case Bytecodes::_ifgt:
|
|
|
794 do_if(ICmpInst::ICMP_SGT, SharkValue::jint_constant(0), pop());
|
|
|
795 break;
|
|
|
796 case Bytecodes::_ifge:
|
|
|
797 do_if(ICmpInst::ICMP_SGE, SharkValue::jint_constant(0), pop());
|
|
|
798 break;
|
|
|
799 case Bytecodes::_if_icmpeq:
|
|
|
800 b = pop();
|
|
|
801 a = pop();
|
|
|
802 do_if(ICmpInst::ICMP_EQ, b, a);
|
|
|
803 break;
|
|
|
804 case Bytecodes::_if_icmpne:
|
|
|
805 b = pop();
|
|
|
806 a = pop();
|
|
|
807 do_if(ICmpInst::ICMP_NE, b, a);
|
|
|
808 break;
|
|
|
809 case Bytecodes::_if_icmplt:
|
|
|
810 b = pop();
|
|
|
811 a = pop();
|
|
|
812 do_if(ICmpInst::ICMP_SLT, b, a);
|
|
|
813 break;
|
|
|
814 case Bytecodes::_if_icmple:
|
|
|
815 b = pop();
|
|
|
816 a = pop();
|
|
|
817 do_if(ICmpInst::ICMP_SLE, b, a);
|
|
|
818 break;
|
|
|
819 case Bytecodes::_if_icmpgt:
|
|
|
820 b = pop();
|
|
|
821 a = pop();
|
|
|
822 do_if(ICmpInst::ICMP_SGT, b, a);
|
|
|
823 break;
|
|
|
824 case Bytecodes::_if_icmpge:
|
|
|
825 b = pop();
|
|
|
826 a = pop();
|
|
|
827 do_if(ICmpInst::ICMP_SGE, b, a);
|
|
|
828 break;
|
|
|
829
|
|
|
830 case Bytecodes::_tableswitch:
|
|
|
831 case Bytecodes::_lookupswitch:
|
|
|
832 do_switch();
|
|
|
833 break;
|
|
|
834
|
|
|
835 case Bytecodes::_invokestatic:
|
|
|
836 case Bytecodes::_invokespecial:
|
|
|
837 case Bytecodes::_invokevirtual:
|
|
|
838 case Bytecodes::_invokeinterface:
|
|
|
839 do_call();
|
|
|
840 break;
|
|
|
841
|
|
|
842 case Bytecodes::_instanceof:
|
|
|
843 // This is a very common construct:
|
|
|
844 //
|
|
|
845 // if (object instanceof Klass) {
|
|
|
846 // something = (Klass) object;
|
|
|
847 // ...
|
|
|
848 // }
|
|
|
849 //
|
|
|
850 // which gets compiled to something like this:
|
|
|
851 //
|
|
|
852 // 28: aload 9
|
|
|
853 // 30: instanceof <Class Klass>
|
|
|
854 // 33: ifeq 52
|
|
|
855 // 36: aload 9
|
|
|
856 // 38: checkcast <Class Klass>
|
|
|
857 //
|
|
|
858 // Handling both bytecodes at once allows us
|
|
|
859 // to eliminate the checkcast.
|
|
|
860 if (iter()->next_bci() < limit &&
|
|
|
861 (iter()->next_bc() == Bytecodes::_ifeq ||
|
|
|
862 iter()->next_bc() == Bytecodes::_ifne) &&
|
|
|
863 (!UseLoopSafepoints ||
|
|
|
864 iter()->next_get_dest() > iter()->next_bci())) {
|
|
|
865 if (maybe_do_instanceof_if()) {
|
|
|
866 iter()->next();
|
|
|
867 if (SharkTraceBytecodes)
|
|
|
868 tty->print_cr("%4d: %s", bci(), Bytecodes::name(bc()));
|
|
|
869 break;
|
|
|
870 }
|
|
|
871 }
|
|
|
872 // fall through
|
|
|
873 case Bytecodes::_checkcast:
|
|
|
874 do_instance_check();
|
|
|
875 break;
|
|
|
876
|
|
|
877 case Bytecodes::_new:
|
|
|
878 do_new();
|
|
|
879 break;
|
|
|
880 case Bytecodes::_newarray:
|
|
|
881 do_newarray();
|
|
|
882 break;
|
|
|
883 case Bytecodes::_anewarray:
|
|
|
884 do_anewarray();
|
|
|
885 break;
|
|
|
886 case Bytecodes::_multianewarray:
|
|
|
887 do_multianewarray();
|
|
|
888 break;
|
|
|
889
|
|
|
890 case Bytecodes::_monitorenter:
|
|
|
891 do_monitorenter();
|
|
|
892 break;
|
|
|
893 case Bytecodes::_monitorexit:
|
|
|
894 do_monitorexit();
|
|
|
895 break;
|
|
|
896
|
|
|
897 default:
|
|
|
898 ShouldNotReachHere();
|
|
|
899 }
|
|
|
900 }
|
|
|
901 }
|
|
|
902
|
|
|
903 SharkState* SharkBlock::initial_current_state() {
|
|
|
904 return entry_state()->copy();
|
|
|
905 }
|
|
|
906
|
|
|
907 int SharkBlock::switch_default_dest() {
|
|
|
908 return iter()->get_dest_table(0);
|
|
|
909 }
|
|
|
910
|
|
|
911 int SharkBlock::switch_table_length() {
|
|
|
912 switch(bc()) {
|
|
|
913 case Bytecodes::_tableswitch:
|
|
|
914 return iter()->get_int_table(2) - iter()->get_int_table(1) + 1;
|
|
|
915
|
|
|
916 case Bytecodes::_lookupswitch:
|
|
|
917 return iter()->get_int_table(1);
|
|
|
918
|
|
|
919 default:
|
|
|
920 ShouldNotReachHere();
|
|
|
921 }
|
|
|
922 }
|
|
|
923
|
|
|
924 int SharkBlock::switch_key(int i) {
|
|
|
925 switch(bc()) {
|
|
|
926 case Bytecodes::_tableswitch:
|
|
|
927 return iter()->get_int_table(1) + i;
|
|
|
928
|
|
|
929 case Bytecodes::_lookupswitch:
|
|
|
930 return iter()->get_int_table(2 + 2 * i);
|
|
|
931
|
|
|
932 default:
|
|
|
933 ShouldNotReachHere();
|
|
|
934 }
|
|
|
935 }
|
|
|
936
|
|
|
937 int SharkBlock::switch_dest(int i) {
|
|
|
938 switch(bc()) {
|
|
|
939 case Bytecodes::_tableswitch:
|
|
|
940 return iter()->get_dest_table(i + 3);
|
|
|
941
|
|
|
942 case Bytecodes::_lookupswitch:
|
|
|
943 return iter()->get_dest_table(2 + 2 * i + 1);
|
|
|
944
|
|
|
945 default:
|
|
|
946 ShouldNotReachHere();
|
|
|
947 }
|
|
|
948 }
|
|
|
949
|
|
|
950 void SharkBlock::do_div_or_rem(bool is_long, bool is_rem) {
|
|
|
951 SharkValue *sb = pop();
|
|
|
952 SharkValue *sa = pop();
|
|
|
953
|
|
|
954 check_divide_by_zero(sb);
|
|
|
955
|
|
|
956 Value *a, *b, *p, *q;
|
|
|
957 if (is_long) {
|
|
|
958 a = sa->jlong_value();
|
|
|
959 b = sb->jlong_value();
|
|
|
960 p = LLVMValue::jlong_constant(0x8000000000000000LL);
|
|
|
961 q = LLVMValue::jlong_constant(-1);
|
|
|
962 }
|
|
|
963 else {
|
|
|
964 a = sa->jint_value();
|
|
|
965 b = sb->jint_value();
|
|
|
966 p = LLVMValue::jint_constant(0x80000000);
|
|
|
967 q = LLVMValue::jint_constant(-1);
|
|
|
968 }
|
|
|
969
|
|
|
970 BasicBlock *ip = builder()->GetBlockInsertionPoint();
|
|
|
971 BasicBlock *special_case = builder()->CreateBlock(ip, "special_case");
|
|
|
972 BasicBlock *general_case = builder()->CreateBlock(ip, "general_case");
|
|
|
973 BasicBlock *done = builder()->CreateBlock(ip, "done");
|
|
|
974
|
|
|
975 builder()->CreateCondBr(
|
|
|
976 builder()->CreateAnd(
|
|
|
977 builder()->CreateICmpEQ(a, p),
|
|
|
978 builder()->CreateICmpEQ(b, q)),
|
|
|
979 special_case, general_case);
|
|
|
980
|
|
|
981 builder()->SetInsertPoint(special_case);
|
|
|
982 Value *special_result;
|
|
|
983 if (is_rem) {
|
|
|
984 if (is_long)
|
|
|
985 special_result = LLVMValue::jlong_constant(0);
|
|
|
986 else
|
|
|
987 special_result = LLVMValue::jint_constant(0);
|
|
|
988 }
|
|
|
989 else {
|
|
|
990 special_result = a;
|
|
|
991 }
|
|
|
992 builder()->CreateBr(done);
|
|
|
993
|
|
|
994 builder()->SetInsertPoint(general_case);
|
|
|
995 Value *general_result;
|
|
|
996 if (is_rem)
|
|
|
997 general_result = builder()->CreateSRem(a, b);
|
|
|
998 else
|
|
|
999 general_result = builder()->CreateSDiv(a, b);
|
|
|
1000 builder()->CreateBr(done);
|
|
|
1001
|
|
|
1002 builder()->SetInsertPoint(done);
|
|
|
1003 PHINode *result;
|
|
|
1004 if (is_long)
|
|
7195
|
1005 result = builder()->CreatePHI(SharkType::jlong_type(), 0, "result");
|
|
1692
|
1006 else
|
|
7195
|
1007 result = builder()->CreatePHI(SharkType::jint_type(), 0, "result");
|
|
1692
|
1008 result->addIncoming(special_result, special_case);
|
|
|
1009 result->addIncoming(general_result, general_case);
|
|
|
1010
|
|
|
1011 if (is_long)
|
|
|
1012 push(SharkValue::create_jlong(result, false));
|
|
|
1013 else
|
|
|
1014 push(SharkValue::create_jint(result, false));
|
|
|
1015 }
|
|
|
1016
|
|
|
1017 void SharkBlock::do_field_access(bool is_get, bool is_field) {
|
|
|
1018 bool will_link;
|
|
|
1019 ciField *field = iter()->get_field(will_link);
|
|
|
1020 assert(will_link, "typeflow responsibility");
|
|
|
1021 assert(is_field != field->is_static(), "mismatch");
|
|
|
1022
|
|
|
1023 // Pop the value off the stack where necessary
|
|
|
1024 SharkValue *value = NULL;
|
|
|
1025 if (!is_get)
|
|
|
1026 value = pop();
|
|
|
1027
|
|
|
1028 // Find the object we're accessing, if necessary
|
|
|
1029 Value *object = NULL;
|
|
|
1030 if (is_field) {
|
|
|
1031 SharkValue *value = pop();
|
|
|
1032 check_null(value);
|
|
|
1033 object = value->generic_value();
|
|
|
1034 }
|
|
7601
|
1035 if (is_get && field->is_constant() && field->is_static()) {
|
|
1692
|
1036 SharkConstant *constant = SharkConstant::for_field(iter());
|
|
|
1037 if (constant->is_loaded())
|
|
|
1038 value = constant->value(builder());
|
|
|
1039 }
|
|
|
1040 if (!is_get || value == NULL) {
|
|
7195
|
1041 if (!is_field) {
|
|
|
1042 object = builder()->CreateInlineOop(field->holder()->java_mirror());
|
|
|
1043 }
|
|
1692
|
1044 BasicType basic_type = field->type()->basic_type();
|
|
7195
|
1045 Type *stack_type = SharkType::to_stackType(basic_type);
|
|
|
1046 Type *field_type = SharkType::to_arrayType(basic_type);
|
|
7598
|
1047 Type *type = field_type;
|
|
|
1048 if (field->is_volatile()) {
|
|
|
1049 if (field_type == SharkType::jfloat_type()) {
|
|
|
1050 type = SharkType::jint_type();
|
|
|
1051 } else if (field_type == SharkType::jdouble_type()) {
|
|
|
1052 type = SharkType::jlong_type();
|
|
|
1053 }
|
|
|
1054 }
|
|
1692
|
1055 Value *addr = builder()->CreateAddressOfStructEntry(
|
|
|
1056 object, in_ByteSize(field->offset_in_bytes()),
|
|
7598
|
1057 PointerType::getUnqual(type),
|
|
1692
|
1058 "addr");
|
|
|
1059
|
|
|
1060 // Do the access
|
|
|
1061 if (is_get) {
|
|
7195
|
1062 Value* field_value;
|
|
|
1063 if (field->is_volatile()) {
|
|
|
1064 field_value = builder()->CreateAtomicLoad(addr);
|
|
7598
|
1065 field_value = builder()->CreateBitCast(field_value, field_type);
|
|
7195
|
1066 } else {
|
|
|
1067 field_value = builder()->CreateLoad(addr);
|
|
|
1068 }
|
|
1692
|
1069 if (field_type != stack_type) {
|
|
|
1070 field_value = builder()->CreateIntCast(
|
|
|
1071 field_value, stack_type, basic_type != T_CHAR);
|
|
|
1072 }
|
|
|
1073
|
|
|
1074 value = SharkValue::create_generic(field->type(), field_value, false);
|
|
|
1075 }
|
|
|
1076 else {
|
|
|
1077 Value *field_value = value->generic_value();
|
|
|
1078
|
|
|
1079 if (field_type != stack_type) {
|
|
|
1080 field_value = builder()->CreateIntCast(
|
|
|
1081 field_value, field_type, basic_type != T_CHAR);
|
|
|
1082 }
|
|
|
1083
|
|
7195
|
1084 if (field->is_volatile()) {
|
|
7598
|
1085 field_value = builder()->CreateBitCast(field_value, type);
|
|
7195
|
1086 builder()->CreateAtomicStore(field_value, addr);
|
|
|
1087 } else {
|
|
|
1088 builder()->CreateStore(field_value, addr);
|
|
|
1089 }
|
|
1692
|
1090
|
|
7195
|
1091 if (!field->type()->is_primitive_type()) {
|
|
1692
|
1092 builder()->CreateUpdateBarrierSet(oopDesc::bs(), addr);
|
|
7195
|
1093 }
|
|
1692
|
1094 }
|
|
|
1095 }
|
|
|
1096
|
|
|
1097 // Push the value onto the stack where necessary
|
|
|
1098 if (is_get)
|
|
|
1099 push(value);
|
|
|
1100 }
|
|
|
1101
|
|
|
1102 void SharkBlock::do_lcmp() {
|
|
|
1103 Value *b = pop()->jlong_value();
|
|
|
1104 Value *a = pop()->jlong_value();
|
|
|
1105
|
|
|
1106 BasicBlock *ip = builder()->GetBlockInsertionPoint();
|
|
|
1107 BasicBlock *ne = builder()->CreateBlock(ip, "lcmp_ne");
|
|
|
1108 BasicBlock *lt = builder()->CreateBlock(ip, "lcmp_lt");
|
|
|
1109 BasicBlock *gt = builder()->CreateBlock(ip, "lcmp_gt");
|
|
|
1110 BasicBlock *done = builder()->CreateBlock(ip, "done");
|
|
|
1111
|
|
|
1112 BasicBlock *eq = builder()->GetInsertBlock();
|
|
|
1113 builder()->CreateCondBr(builder()->CreateICmpEQ(a, b), done, ne);
|
|
|
1114
|
|
|
1115 builder()->SetInsertPoint(ne);
|
|
|
1116 builder()->CreateCondBr(builder()->CreateICmpSLT(a, b), lt, gt);
|
|
|
1117
|
|
|
1118 builder()->SetInsertPoint(lt);
|
|
|
1119 builder()->CreateBr(done);
|
|
|
1120
|
|
|
1121 builder()->SetInsertPoint(gt);
|
|
|
1122 builder()->CreateBr(done);
|
|
|
1123
|
|
|
1124 builder()->SetInsertPoint(done);
|
|
7195
|
1125 PHINode *result = builder()->CreatePHI(SharkType::jint_type(), 0, "result");
|
|
1692
|
1126 result->addIncoming(LLVMValue::jint_constant(-1), lt);
|
|
|
1127 result->addIncoming(LLVMValue::jint_constant(0), eq);
|
|
|
1128 result->addIncoming(LLVMValue::jint_constant(1), gt);
|
|
|
1129
|
|
|
1130 push(SharkValue::create_jint(result, false));
|
|
|
1131 }
|
|
|
1132
|
|
|
1133 void SharkBlock::do_fcmp(bool is_double, bool unordered_is_greater) {
|
|
|
1134 Value *a, *b;
|
|
|
1135 if (is_double) {
|
|
|
1136 b = pop()->jdouble_value();
|
|
|
1137 a = pop()->jdouble_value();
|
|
|
1138 }
|
|
|
1139 else {
|
|
|
1140 b = pop()->jfloat_value();
|
|
|
1141 a = pop()->jfloat_value();
|
|
|
1142 }
|
|
|
1143
|
|
|
1144 BasicBlock *ip = builder()->GetBlockInsertionPoint();
|
|
|
1145 BasicBlock *ordered = builder()->CreateBlock(ip, "ordered");
|
|
|
1146 BasicBlock *ge = builder()->CreateBlock(ip, "fcmp_ge");
|
|
|
1147 BasicBlock *lt = builder()->CreateBlock(ip, "fcmp_lt");
|
|
|
1148 BasicBlock *eq = builder()->CreateBlock(ip, "fcmp_eq");
|
|
|
1149 BasicBlock *gt = builder()->CreateBlock(ip, "fcmp_gt");
|
|
|
1150 BasicBlock *done = builder()->CreateBlock(ip, "done");
|
|
|
1151
|
|
|
1152 builder()->CreateCondBr(
|
|
|
1153 builder()->CreateFCmpUNO(a, b),
|
|
|
1154 unordered_is_greater ? gt : lt, ordered);
|
|
|
1155
|
|
|
1156 builder()->SetInsertPoint(ordered);
|
|
|
1157 builder()->CreateCondBr(builder()->CreateFCmpULT(a, b), lt, ge);
|
|
|
1158
|
|
|
1159 builder()->SetInsertPoint(ge);
|
|
|
1160 builder()->CreateCondBr(builder()->CreateFCmpUGT(a, b), gt, eq);
|
|
|
1161
|
|
|
1162 builder()->SetInsertPoint(lt);
|
|
|
1163 builder()->CreateBr(done);
|
|
|
1164
|
|
|
1165 builder()->SetInsertPoint(gt);
|
|
|
1166 builder()->CreateBr(done);
|
|
|
1167
|
|
|
1168 builder()->SetInsertPoint(eq);
|
|
|
1169 builder()->CreateBr(done);
|
|
|
1170
|
|
|
1171 builder()->SetInsertPoint(done);
|
|
7195
|
1172 PHINode *result = builder()->CreatePHI(SharkType::jint_type(), 0, "result");
|
|
1692
|
1173 result->addIncoming(LLVMValue::jint_constant(-1), lt);
|
|
|
1174 result->addIncoming(LLVMValue::jint_constant(0), eq);
|
|
|
1175 result->addIncoming(LLVMValue::jint_constant(1), gt);
|
|
|
1176
|
|
|
1177 push(SharkValue::create_jint(result, false));
|
|
|
1178 }
|
|
|
1179
|
|
|
1180 void SharkBlock::emit_IR() {
|
|
|
1181 ShouldNotCallThis();
|
|
|
1182 }
|
|
|
1183
|
|
|
1184 SharkState* SharkBlock::entry_state() {
|
|
|
1185 ShouldNotCallThis();
|
|
|
1186 }
|
|
|
1187
|
|
|
1188 void SharkBlock::do_zero_check(SharkValue* value) {
|
|
|
1189 ShouldNotCallThis();
|
|
|
1190 }
|
|
|
1191
|
|
|
1192 void SharkBlock::maybe_add_backedge_safepoint() {
|
|
|
1193 ShouldNotCallThis();
|
|
|
1194 }
|
|
|
1195
|
|
|
1196 bool SharkBlock::has_trap() {
|
|
|
1197 return false;
|
|
|
1198 }
|
|
|
1199
|
|
|
1200 int SharkBlock::trap_request() {
|
|
|
1201 ShouldNotCallThis();
|
|
|
1202 }
|
|
|
1203
|
|
|
1204 int SharkBlock::trap_bci() {
|
|
|
1205 ShouldNotCallThis();
|
|
|
1206 }
|
|
|
1207
|
|
|
1208 void SharkBlock::do_trap(int trap_request) {
|
|
|
1209 ShouldNotCallThis();
|
|
|
1210 }
|
|
|
1211
|
|
|
1212 void SharkBlock::do_arraylength() {
|
|
|
1213 ShouldNotCallThis();
|
|
|
1214 }
|
|
|
1215
|
|
|
1216 void SharkBlock::do_aload(BasicType basic_type) {
|
|
|
1217 ShouldNotCallThis();
|
|
|
1218 }
|
|
|
1219
|
|
|
1220 void SharkBlock::do_astore(BasicType basic_type) {
|
|
|
1221 ShouldNotCallThis();
|
|
|
1222 }
|
|
|
1223
|
|
|
1224 void SharkBlock::do_return(BasicType type) {
|
|
|
1225 ShouldNotCallThis();
|
|
|
1226 }
|
|
|
1227
|
|
|
1228 void SharkBlock::do_athrow() {
|
|
|
1229 ShouldNotCallThis();
|
|
|
1230 }
|
|
|
1231
|
|
|
1232 void SharkBlock::do_goto() {
|
|
|
1233 ShouldNotCallThis();
|
|
|
1234 }
|
|
|
1235
|
|
|
1236 void SharkBlock::do_jsr() {
|
|
|
1237 ShouldNotCallThis();
|
|
|
1238 }
|
|
|
1239
|
|
|
1240 void SharkBlock::do_ret() {
|
|
|
1241 ShouldNotCallThis();
|
|
|
1242 }
|
|
|
1243
|
|
|
1244 void SharkBlock::do_if(ICmpInst::Predicate p, SharkValue* b, SharkValue* a) {
|
|
|
1245 ShouldNotCallThis();
|
|
|
1246 }
|
|
|
1247
|
|
|
1248 void SharkBlock::do_switch() {
|
|
|
1249 ShouldNotCallThis();
|
|
|
1250 }
|
|
|
1251
|
|
|
1252 void SharkBlock::do_call() {
|
|
|
1253 ShouldNotCallThis();
|
|
|
1254 }
|
|
|
1255
|
|
|
1256 void SharkBlock::do_instance_check() {
|
|
|
1257 ShouldNotCallThis();
|
|
|
1258 }
|
|
|
1259
|
|
|
1260 bool SharkBlock::maybe_do_instanceof_if() {
|
|
|
1261 ShouldNotCallThis();
|
|
|
1262 }
|
|
|
1263
|
|
|
1264 void SharkBlock::do_new() {
|
|
|
1265 ShouldNotCallThis();
|
|
|
1266 }
|
|
|
1267
|
|
|
1268 void SharkBlock::do_newarray() {
|
|
|
1269 ShouldNotCallThis();
|
|
|
1270 }
|
|
|
1271
|
|
|
1272 void SharkBlock::do_anewarray() {
|
|
|
1273 ShouldNotCallThis();
|
|
|
1274 }
|
|
|
1275
|
|
|
1276 void SharkBlock::do_multianewarray() {
|
|
|
1277 ShouldNotCallThis();
|
|
|
1278 }
|
|
|
1279
|
|
|
1280 void SharkBlock::do_monitorenter() {
|
|
|
1281 ShouldNotCallThis();
|
|
|
1282 }
|
|
|
1283
|
|
|
1284 void SharkBlock::do_monitorexit() {
|
|
|
1285 ShouldNotCallThis();
|
|
|
1286 }
|
