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annotate src/share/vm/c1x/c1x_CodeInstaller.cpp @ 1472:7641338cfc92

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Small NPE fix. More detailed error in case of wrong bytecode in patching stub.
author Thomas Wuerthinger <wuerthinger@ssw.jku.at>
date Thu, 25 Nov 2010 19:21:22 +0100
parents cd18e3072ea5
children 1f81c0d18c75
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1 /*
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2 * Copyright 2000-2010 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 # include "incls/_precompiled.incl"
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26 # include "incls/_c1x_CodeInstaller.cpp.incl"
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29 // TODO this should be handled in a more robust way - not hard coded...
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30 Register CPU_REGS[] = { rax, rcx, rdx, rbx, rsp, rbp, rsi, rdi, r8, r9, r10, r11, r12, r13, r14, r15 };
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31 bool OOP_ALLOWED[] = {true, true, true, true, false, false, true, true, true, true, false, true, true, true, true, true};
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32 const static int NUM_CPU_REGS = sizeof(CPU_REGS) / sizeof(Register);
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33 XMMRegister XMM_REGS[] = { xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7, xmm8, xmm9, xmm10, xmm11, xmm12, xmm13, xmm14, xmm15 };
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34 const static int NUM_XMM_REGS = sizeof(XMM_REGS) / sizeof(XMMRegister);
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35 const static int NUM_REGS = NUM_CPU_REGS + NUM_XMM_REGS;
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36 const static jlong NO_REF_MAP = 0x8000000000000000L;
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37
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38 // convert c1x register indices (as used in oop maps) to hotspot registers
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39 VMReg get_hotspot_reg(jint c1x_reg) {
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40
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41 assert(c1x_reg >= 0 && c1x_reg < NUM_REGS, "invalid register number");
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42 if (c1x_reg < NUM_CPU_REGS) {
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43 return CPU_REGS[c1x_reg]->as_VMReg();
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44 } else {
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45 return XMM_REGS[c1x_reg - NUM_CPU_REGS]->as_VMReg();
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46 }
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47 }
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48
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49 static bool is_bit_set(oop bit_map, int i) {
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50 const int MapWordBits = 64;
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51 if (i < MapWordBits) {
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52 jlong low = CiBitMap::low(bit_map);
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53 return (low & (1L << i)) != 0;
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54 } else {
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55 jint extra_idx = (i - MapWordBits) / MapWordBits;
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56 arrayOop extra = (arrayOop) CiBitMap::extra(bit_map);
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57 assert(extra_idx >= 0 && extra_idx < extra->length(), "unexpected index");
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58 jlong word = ((jlong*) extra->base(T_LONG))[extra_idx];
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59 return (word & (1L << (i % MapWordBits))) != 0;
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60 }
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61 }
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62
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63 // creates a hotspot oop map out of the byte arrays provided by CiDebugInfo
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64 static OopMap* create_oop_map(jint frame_size, jint parameter_count, oop debug_info) {
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65 OopMap* map = new OopMap(frame_size, parameter_count);
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66 oop register_map = (oop) CiDebugInfo::registerRefMap(debug_info);
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67 oop frame_map = (oop) CiDebugInfo::frameRefMap(debug_info);
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68
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69 if (register_map != NULL) {
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70 assert(CiBitMap::size(register_map) == (unsigned) NUM_CPU_REGS, "unexpected register_map length");
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71 for (jint i = 0; i < NUM_CPU_REGS; i++) {
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72 bool is_oop = is_bit_set(register_map, i);
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73 VMReg reg = get_hotspot_reg(i);
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74 if (is_oop) {
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75 assert(OOP_ALLOWED[i], "this register may never be an oop, register map misaligned?");
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76 map->set_oop(reg);
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77 } else {
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78 map->set_value(reg);
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79 }
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80 }
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81 }
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82
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83 if (frame_size > 0) {
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84 assert(CiBitMap::size(frame_map) == frame_size / HeapWordSize, "unexpected frame_map length");
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85
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86 for (jint i = 0; i < frame_size / HeapWordSize; i++) {
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87 bool is_oop = is_bit_set(frame_map, i);
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88 // hotspot stack slots are 4 bytes
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89 VMReg reg = VMRegImpl::stack2reg(i * 2);
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90 if (is_oop) {
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91 map->set_oop(reg);
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92 } else {
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93 map->set_value(reg);
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94 }
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95 }
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96 } else {
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97 assert(frame_map == NULL || CiBitMap::size(frame_map) == 0, "cannot have frame_map for frames with size 0");
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98 }
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99
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100 return map;
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101 }
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102
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103 // TODO: finish this - c1x doesn't provide any scope values at the moment
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104 static ScopeValue* get_hotspot_value(oop value, int frame_size) {
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105 if (value == CiValue::IllegalValue()) {
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106 return new LocationValue(Location::new_stk_loc(Location::invalid, 0));
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107 }
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108
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109 BasicType type = C1XCompiler::kindToBasicType(CiKind::typeChar(CiValue::kind(value)));
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110 Location::Type locationType = Location::normal;
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111 if (type == T_OBJECT || type == T_ARRAY) locationType = Location::oop;
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112 if (value->is_a(CiRegisterValue::klass())) {
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113 jint number = CiRegister::number(CiRegisterValue::reg(value));
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114 if (number < 16) {
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115 return new LocationValue(Location::new_reg_loc(locationType, as_Register(number)->as_VMReg()));
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116 } else {
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117 return new LocationValue(Location::new_reg_loc(locationType, as_XMMRegister(number - 16)->as_VMReg()));
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118 }
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119 } else if (value->is_a(CiStackSlot::klass())) {
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120 jint index = CiStackSlot::index(value);
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121 if (index >= 0) {
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122 return new LocationValue(Location::new_stk_loc(locationType, index * HeapWordSize));
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123 } else {
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124 int frame_size_bytes = frame_size + 2 * HeapWordSize;
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125 return new LocationValue(Location::new_stk_loc(locationType, -(index * HeapWordSize) + frame_size_bytes));
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126 }
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127 } else if (value->is_a(CiConstant::klass())){
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128 oop obj = CiConstant::object(value);
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129 jlong prim = CiConstant::primitive(value);
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130 if (type == T_INT || type == T_FLOAT) {
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131 return new ConstantIntValue(*(jint*)&prim);
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132 } else if (type == T_LONG || type == T_DOUBLE) {
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133 return new ConstantLongValue(prim);
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134 } else if (type == T_OBJECT) {
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135 oop obj = CiConstant::object(value);
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136 if (obj == NULL) {
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137 return new ConstantOopWriteValue(NULL);
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138 } else {
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139 obj->print();
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140 ShouldNotReachHere();
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141 }
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142 //return new ConstantOopWriteValue()
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143 }
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144 tty->print("%i", type);
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145 ShouldNotReachHere();
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146 } else {
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147 value->klass()->print();
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148 value->print();
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149 ShouldNotReachHere();
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150 }
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151 }
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152
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153 // constructor used to create a method
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154 CodeInstaller::CodeInstaller(oop target_method) {
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155 ciMethod *ciMethodObject = NULL;
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156 {
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157 No_Safepoint_Verifier no_safepoint;
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158 _env = CURRENT_ENV;
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159
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160 initialize_fields(target_method);
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161 assert(_hotspot_method != NULL && _name == NULL, "installMethod needs NON-NULL method and NULL name");
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162 assert(_hotspot_method->is_a(HotSpotMethodResolved::klass()), "installMethod needs a HotSpotMethodResolved");
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163
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164 // TODO: This is a hack.. Produce correct entries.
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165 _offsets.set_value(CodeOffsets::Exceptions, 0);
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166 _offsets.set_value(CodeOffsets::Deopt, 0);
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167
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168 methodOop method = VmIds::get<methodOop>(HotSpotMethodResolved::vmId(_hotspot_method));
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169 ciMethodObject = (ciMethod *) _env->get_object(method);
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170 _parameter_count = method->size_of_parameters();
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171 }
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172
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173 // (very) conservative estimate: each site needs a relocation
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174 CodeBuffer buffer("temp c1x method", _total_size, _sites->length() * relocInfo::length_limit);
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175 initialize_buffer(buffer);
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176 process_exception_handlers();
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177
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178 int stack_slots = (_frame_size / HeapWordSize) + 2; // conversion to words, need to add two slots for ret address and frame pointer
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179 ThreadToNativeFromVM t((JavaThread*) Thread::current());
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180 _env->register_method(ciMethodObject, -1, &_offsets, 0, &buffer, stack_slots, _debug_recorder->_oopmaps, &_exception_handler_table,
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181 &_implicit_exception_table, C1XCompiler::instance(), _env->comp_level(), false, false);
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182
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183 }
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184
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185 // constructor used to create a stub
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186 CodeInstaller::CodeInstaller(oop target_method, jlong& id) {
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187 No_Safepoint_Verifier no_safepoint;
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188 _env = CURRENT_ENV;
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189
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190 initialize_fields(target_method);
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191 assert(_hotspot_method == NULL && _name != NULL, "installMethod needs NON-NULL name and NULL method");
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192
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193 // (very) conservative estimate: each site needs a relocation
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194 CodeBuffer buffer("temp c1x stub", _total_size, _sites->length() * relocInfo::length_limit);
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195 initialize_buffer(buffer);
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196
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197 const char* cname = java_lang_String::as_utf8_string(_name);
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198 BufferBlob* blob = BufferBlob::create(strdup(cname), &buffer); // this is leaking strings... but only a limited number of stubs will be created
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199 IF_TRACE_C1X_3 Disassembler::decode((CodeBlob*) blob);
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200 id = VmIds::addStub(blob->instructions_begin());
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201 }
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202
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203 void CodeInstaller::initialize_fields(oop target_method) {
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204 _citarget_method = HotSpotTargetMethod::targetMethod(target_method);
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205 _hotspot_method = HotSpotTargetMethod::method(target_method);
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206 _name = HotSpotTargetMethod::name(target_method);
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207 _sites = (arrayOop) HotSpotTargetMethod::sites(target_method);
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208 _exception_handlers = (arrayOop) HotSpotTargetMethod::exceptionHandlers(target_method);
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209
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210 _code = (arrayOop) CiTargetMethod::targetCode(_citarget_method);
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211 _code_size = CiTargetMethod::targetCodeSize(_citarget_method);
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212 _frame_size = CiTargetMethod::frameSize(_citarget_method);
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213
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214 // (very) conservative estimate: each site needs a constant section entry
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215 _constants_size = _sites->length() * BytesPerLong;
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216 _total_size = align_size_up(_code_size, HeapWordSize) + _constants_size;
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217
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218 _next_call_type = MARK_INVOKE_INVALID;
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219 }
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220
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221 // perform data and call relocation on the CodeBuffer
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222 void CodeInstaller::initialize_buffer(CodeBuffer& buffer) {
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223 _oop_recorder = new OopRecorder(_env->arena());
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224 _env->set_oop_recorder(_oop_recorder);
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225 _debug_recorder = new DebugInformationRecorder(_env->oop_recorder());
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226 _debug_recorder->set_oopmaps(new OopMapSet());
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227 _dependencies = new Dependencies(_env);
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228
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229 _env->set_oop_recorder(_oop_recorder);
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230 _env->set_debug_info(_debug_recorder);
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231 _env->set_dependencies(_dependencies);
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232 buffer.initialize_oop_recorder(_oop_recorder);
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233
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234 buffer.initialize_consts_size(_constants_size);
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235 _instructions = buffer.insts();
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236 _constants = buffer.consts();
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237
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238 // copy the code into the newly created CodeBuffer
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239 memcpy(_instructions->start(), _code->base(T_BYTE), _code_size);
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240 _instructions->set_end(_instructions->start() + _code_size);
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241
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242 oop* sites = (oop*) _sites->base(T_OBJECT);
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243 for (int i = 0; i < _sites->length(); i++) {
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244 oop site = sites[i];
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245 jint pc_offset = CiTargetMethod_Site::pcOffset(site);
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246
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247 if (site->is_a(CiTargetMethod_Safepoint::klass())) {
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248 TRACE_C1X_4("safepoint at %i", pc_offset);
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249 site_Safepoint(buffer, pc_offset, site);
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250 } else if (site->is_a(CiTargetMethod_Call::klass())) {
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251 TRACE_C1X_4("call at %i", pc_offset);
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252 site_Call(buffer, pc_offset, site);
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253 } else if (site->is_a(CiTargetMethod_DataPatch::klass())) {
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254 TRACE_C1X_4("datapatch at %i", pc_offset);
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255 site_DataPatch(buffer, pc_offset, site);
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256 } else if (site->is_a(CiTargetMethod_Mark::klass())) {
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257 TRACE_C1X_4("mark at %i", pc_offset);
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258 site_Mark(buffer, pc_offset, site);
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259 } else {
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260 fatal("unexpected Site subclass");
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261 }
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262 }
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263 }
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264
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265 void CodeInstaller::process_exception_handlers() {
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266 // allocate some arrays for use by the collection code.
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267 const int num_handlers = 5;
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268 GrowableArray<intptr_t>* bcis = new GrowableArray<intptr_t> (num_handlers);
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269 GrowableArray<intptr_t>* scope_depths = new GrowableArray<intptr_t> (num_handlers);
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270 GrowableArray<intptr_t>* pcos = new GrowableArray<intptr_t> (num_handlers);
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271
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272 if (_exception_handlers != NULL) {
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273 oop* exception_handlers = (oop*) _exception_handlers->base(T_OBJECT);
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274 for (int i = 0; i < _exception_handlers->length(); i++) {
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275 jint pc_offset = CiTargetMethod_Site::pcOffset(exception_handlers[i]);
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276 int start = i;
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diff changeset
277 while ((i + 1) < _exception_handlers->length() && CiTargetMethod_Site::pcOffset(exception_handlers[i + 1]) == pc_offset)
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278 i++;
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279
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diff changeset
280 // empty the arrays
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diff changeset
281 bcis->trunc_to(0);
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282 scope_depths->trunc_to(0);
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diff changeset
283 pcos->trunc_to(0);
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284
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diff changeset
285 for (int j = start; j <= i; j++) {
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diff changeset
286 oop exc = exception_handlers[j];
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287 jint handler_offset = CiTargetMethod_ExceptionHandler::handlerPos(exc);
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diff changeset
288 jint handler_bci = CiTargetMethod_ExceptionHandler::handlerBci(exc);
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diff changeset
289 jint bci = CiTargetMethod_ExceptionHandler::bci(exc);
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290 jint scope_level = CiTargetMethod_ExceptionHandler::scopeLevel(exc);
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diff changeset
291 Handle handler_type = CiTargetMethod_ExceptionHandler::exceptionType(exc);
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292
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diff changeset
293 assert(handler_offset != -1, "must have been generated");
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diff changeset
294
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diff changeset
295 int e = bcis->find(handler_bci);
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diff changeset
296 if (e >= 0 && scope_depths->at(e) == scope_level) {
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diff changeset
297 // two different handlers are declared to dispatch to the same
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diff changeset
298 // catch bci. During parsing we created edges for each
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diff changeset
299 // handler but we really only need one. The exception handler
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300 // table will also get unhappy if we try to declare both since
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diff changeset
301 // it's nonsensical. Just skip this handler.
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diff changeset
302 continue;
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diff changeset
303 }
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diff changeset
304
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diff changeset
305 bcis->append(handler_bci);
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diff changeset
306 if (handler_bci == -1) {
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diff changeset
307 // insert a wildcard handler at scope depth 0 so that the
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diff changeset
308 // exception lookup logic with find it.
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diff changeset
309 scope_depths->append(0);
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diff changeset
310 } else {
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diff changeset
311 scope_depths->append(scope_level);
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diff changeset
312 }
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diff changeset
313 pcos->append(handler_offset);
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diff changeset
314
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diff changeset
315 // stop processing once we hit a catch any
1432
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diff changeset
316 // if (handler->is_catch_all()) {
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diff changeset
317 // assert(i == handlers->length() - 1, "catch all must be last handler");
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diff changeset
318 // }
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diff changeset
319
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diff changeset
320 }
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diff changeset
321 _exception_handler_table.add_subtable(pc_offset, bcis, scope_depths, pcos);
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diff changeset
322 }
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diff changeset
323 }
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diff changeset
324
1428
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parents:
diff changeset
325 }
695451afc619 refactoring classes into separate files
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parents:
diff changeset
326
1447
1afbc44ee576 Modified class descriptions in C++ to reflect changes to CiDebugInfo.Frame
Doug Simon <doug.simon@oracle.com>
parents: 1444
diff changeset
327 void CodeInstaller::record_scope(jint pc_offset, oop code_pos) {
1428
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parents:
diff changeset
328 oop caller_pos = CiCodePos::caller(code_pos);
695451afc619 refactoring classes into separate files
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parents:
diff changeset
329 if (caller_pos != NULL) {
1447
1afbc44ee576 Modified class descriptions in C++ to reflect changes to CiDebugInfo.Frame
Doug Simon <doug.simon@oracle.com>
parents: 1444
diff changeset
330 record_scope(pc_offset, caller_pos);
1428
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parents:
diff changeset
331 }
1447
1afbc44ee576 Modified class descriptions in C++ to reflect changes to CiDebugInfo.Frame
Doug Simon <doug.simon@oracle.com>
parents: 1444
diff changeset
332 oop frame = NULL;
1afbc44ee576 Modified class descriptions in C++ to reflect changes to CiDebugInfo.Frame
Doug Simon <doug.simon@oracle.com>
parents: 1444
diff changeset
333 if (code_pos->klass()->klass_part()->name() == vmSymbols::com_sun_cri_ci_CiDebugInfo_Frame()) {
1afbc44ee576 Modified class descriptions in C++ to reflect changes to CiDebugInfo.Frame
Doug Simon <doug.simon@oracle.com>
parents: 1444
diff changeset
334 frame = code_pos;
1434
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parents: 1433
diff changeset
335 }
1428
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parents:
diff changeset
336
695451afc619 refactoring classes into separate files
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parents:
diff changeset
337 oop hotspot_method = CiCodePos::method(code_pos);
1429
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parents: 1428
diff changeset
338 assert(hotspot_method != NULL && hotspot_method->is_a(HotSpotMethodResolved::klass()), "unexpected hotspot method");
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diff changeset
339 methodOop method = VmIds::get<methodOop>(HotSpotMethodResolved::vmId(hotspot_method));
1432
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parents: 1429
diff changeset
340 ciMethod *cimethod = (ciMethod *) _env->get_object(method);
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parents:
diff changeset
341 jint bci = CiCodePos::bci(code_pos);
1434
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parents: 1433
diff changeset
342 bool reexecute;
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Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
343 if (bci == -1) {
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diff changeset
344 reexecute = false;
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parents: 1433
diff changeset
345 } else {
1447
1afbc44ee576 Modified class descriptions in C++ to reflect changes to CiDebugInfo.Frame
Doug Simon <doug.simon@oracle.com>
parents: 1444
diff changeset
346 Bytecodes::Code code = Bytecodes::java_code_at(method->bcp_from(bci));
1434
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parents: 1433
diff changeset
347 reexecute = Interpreter::bytecode_should_reexecute(code);
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parents: 1433
diff changeset
348 }
72cfb36c6bb2 * enabled all jtt tests
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parents: 1433
diff changeset
349
1428
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parents:
diff changeset
350 if (frame != NULL) {
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parents:
diff changeset
351 jint local_count = CiDebugInfo_Frame::numLocals(frame);
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parents:
diff changeset
352 jint expression_count = CiDebugInfo_Frame::numStack(frame);
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parents:
diff changeset
353 jint monitor_count = CiDebugInfo_Frame::numLocks(frame);
1432
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parents: 1429
diff changeset
354 arrayOop values = (arrayOop) CiDebugInfo_Frame::values(frame);
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parents:
diff changeset
355
695451afc619 refactoring classes into separate files
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parents:
diff changeset
356 assert(local_count + expression_count + monitor_count == values->length(), "unexpected values length");
695451afc619 refactoring classes into separate files
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parents:
diff changeset
357
1432
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diff changeset
358 GrowableArray<ScopeValue*>* locals = new GrowableArray<ScopeValue*> ();
b61a43cd1255 sourcecode formatting
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diff changeset
359 GrowableArray<ScopeValue*>* expressions = new GrowableArray<ScopeValue*> ();
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parents: 1429
diff changeset
360 GrowableArray<MonitorValue*>* monitors = new GrowableArray<MonitorValue*> ();
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parents:
diff changeset
361
1432
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parents: 1429
diff changeset
362 for (jint i = 0; i < values->length(); i++) {
1434
72cfb36c6bb2 * enabled all jtt tests
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parents: 1433
diff changeset
363 ScopeValue* value = get_hotspot_value(((oop*) values->base(T_OBJECT))[i], _frame_size);
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parents:
diff changeset
364
695451afc619 refactoring classes into separate files
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parents:
diff changeset
365 if (i < local_count) {
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
366 locals->append(value);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
367 } else if (i < local_count + expression_count) {
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
368 expressions->append(value);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
369 } else {
1434
72cfb36c6bb2 * enabled all jtt tests
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
370 assert(value->is_location(), "invalid monitor location");
72cfb36c6bb2 * enabled all jtt tests
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
371 LocationValue* loc = (LocationValue*)value;
1453
d603bdbec024 Enable monitorenter/monitorexit runtime calls.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1450
diff changeset
372 int monitor_offset = loc->location().stack_offset();
d603bdbec024 Enable monitorenter/monitorexit runtime calls.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1450
diff changeset
373 LocationValue* obj = new LocationValue(Location::new_stk_loc(Location::oop, monitor_offset + BasicObjectLock::obj_offset_in_bytes()));
d603bdbec024 Enable monitorenter/monitorexit runtime calls.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1450
diff changeset
374 monitors->append(new MonitorValue(obj, Location::new_stk_loc(Location::normal, monitor_offset + BasicObjectLock::lock_offset_in_bytes())));
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
375 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
376 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
377 DebugToken* locals_token = _debug_recorder->create_scope_values(locals);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
378 DebugToken* expressions_token = _debug_recorder->create_scope_values(expressions);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
379 DebugToken* monitors_token = _debug_recorder->create_monitor_values(monitors);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
380
1434
72cfb36c6bb2 * enabled all jtt tests
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
381 _debug_recorder->describe_scope(pc_offset, cimethod, bci, reexecute, false, false, locals_token, expressions_token, monitors_token);
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
382 } else {
1434
72cfb36c6bb2 * enabled all jtt tests
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
383 _debug_recorder->describe_scope(pc_offset, cimethod, bci, reexecute, false, false, NULL, NULL, NULL);
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
384 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
385 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
386
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
387 void CodeInstaller::site_Safepoint(CodeBuffer& buffer, jint pc_offset, oop site) {
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
388 oop debug_info = CiTargetMethod_Safepoint::debugInfo(site);
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
389 assert(debug_info != NULL, "debug info expected");
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
390
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
391 // address instruction = _instructions->start() + pc_offset;
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
392 // jint next_pc_offset = Assembler::locate_next_instruction(instruction) - _instructions->start();
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
393 _debug_recorder->add_safepoint(pc_offset, create_oop_map(_frame_size, _parameter_count, debug_info));
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
394
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
395 oop code_pos = CiDebugInfo::codePos(debug_info);
1447
1afbc44ee576 Modified class descriptions in C++ to reflect changes to CiDebugInfo.Frame
Doug Simon <doug.simon@oracle.com>
parents: 1444
diff changeset
396 record_scope(pc_offset, code_pos);
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
397
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
398 _debug_recorder->end_safepoint(pc_offset);
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
399 }
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
400
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
401 void CodeInstaller::site_Call(CodeBuffer& buffer, jint pc_offset, oop site) {
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
402 oop runtime_call = CiTargetMethod_Call::runtimeCall(site);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
403 oop hotspot_method = CiTargetMethod_Call::method(site);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
404 oop symbol = CiTargetMethod_Call::symbol(site);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
405 oop global_stub = CiTargetMethod_Call::globalStubID(site);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
406
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
407 oop debug_info = CiTargetMethod_Call::debugInfo(site);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
408
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
409 assert((runtime_call ? 1 : 0) + (hotspot_method ? 1 : 0) + (symbol ? 1 : 0) + (global_stub ? 1 : 0) == 1, "Call site needs exactly one type");
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
410
1433
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
411 assert(NativeCall::instruction_size == (int)NativeJump::instruction_size, "unexpected size)");
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
412 jint next_pc_offset = pc_offset + NativeCall::instruction_size;
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
413
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
414 if (debug_info != NULL) {
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
415 _debug_recorder->add_safepoint(next_pc_offset, create_oop_map(_frame_size, _parameter_count, debug_info));
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
416 oop code_pos = CiDebugInfo::codePos(debug_info);
1447
1afbc44ee576 Modified class descriptions in C++ to reflect changes to CiDebugInfo.Frame
Doug Simon <doug.simon@oracle.com>
parents: 1444
diff changeset
417 record_scope(next_pc_offset, code_pos);
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
418 }
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
419
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
420 if (runtime_call != NULL) {
1433
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
421 NativeCall* call = nativeCall_at(_instructions->start() + pc_offset);
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
422 if (runtime_call == CiRuntimeCall::Debug()) {
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
423 TRACE_C1X_3("CiRuntimeCall::Debug()");
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
424 } else if (runtime_call == CiRuntimeCall::UnwindException()) {
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
425 call->set_destination(Runtime1::entry_for(Runtime1::c1x_unwind_exception_call_id));
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
426 _instructions->relocate(call->instruction_address(), runtime_call_Relocation::spec(), Assembler::call32_operand);
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
427 TRACE_C1X_3("CiRuntimeCall::UnwindException()");
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
428 } else if (runtime_call == CiRuntimeCall::HandleException()) {
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
429 call->set_destination(Runtime1::entry_for(Runtime1::c1x_handle_exception_id));
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
430 _instructions->relocate(call->instruction_address(), runtime_call_Relocation::spec(), Assembler::call32_operand);
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
431 TRACE_C1X_3("CiRuntimeCall::HandleException()");
1433
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
432 } else if (runtime_call == CiRuntimeCall::JavaTimeMillis()) {
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
433 call->set_destination((address)os::javaTimeMillis);
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
434 _instructions->relocate(call->instruction_address(), runtime_call_Relocation::spec(), Assembler::call32_operand);
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
435 TRACE_C1X_3("CiRuntimeCall::JavaTimeMillis()");
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
436 } else if (runtime_call == CiRuntimeCall::JavaTimeNanos()) {
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
437 call->set_destination((address)os::javaTimeNanos);
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
438 _instructions->relocate(call->instruction_address(), runtime_call_Relocation::spec(), Assembler::call32_operand);
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
439 TRACE_C1X_3("CiRuntimeCall::JavaTimeNanos()");
1434
72cfb36c6bb2 * enabled all jtt tests
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
440 } else if (runtime_call == CiRuntimeCall::ArithmeticFrem()) {
72cfb36c6bb2 * enabled all jtt tests
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
441 call->set_destination(Runtime1::entry_for(Runtime1::c1x_arithmetic_frem_id));
72cfb36c6bb2 * enabled all jtt tests
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
442 _instructions->relocate(call->instruction_address(), runtime_call_Relocation::spec(), Assembler::call32_operand);
72cfb36c6bb2 * enabled all jtt tests
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
443 TRACE_C1X_3("CiRuntimeCall::ArithmeticFrem()");
72cfb36c6bb2 * enabled all jtt tests
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
444 } else if (runtime_call == CiRuntimeCall::ArithmeticDrem()) {
72cfb36c6bb2 * enabled all jtt tests
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
445 call->set_destination(Runtime1::entry_for(Runtime1::c1x_arithmetic_drem_id));
72cfb36c6bb2 * enabled all jtt tests
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
446 _instructions->relocate(call->instruction_address(), runtime_call_Relocation::spec(), Assembler::call32_operand);
72cfb36c6bb2 * enabled all jtt tests
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1433
diff changeset
447 TRACE_C1X_3("CiRuntimeCall::ArithmeticDrem()");
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
448 } else {
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
449 TRACE_C1X_1("runtime_call not implemented: ");
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
450 IF_TRACE_C1X_1 runtime_call->print();
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
451 }
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
452 } else if (global_stub != NULL) {
1433
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
453 NativeInstruction* inst = nativeInstruction_at(_instructions->start() + pc_offset);
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
454 assert(java_lang_boxing_object::is_instance(global_stub, T_LONG), "global_stub needs to be of type Long");
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
455
1433
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
456 if (inst->is_call()) {
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
457 nativeCall_at((address)inst)->set_destination(VmIds::getStub(global_stub));
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
458 } else {
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
459 nativeJump_at((address)inst)->set_jump_destination(VmIds::getStub(global_stub));
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
460 }
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
461 _instructions->relocate((address)inst, runtime_call_Relocation::spec(), Assembler::call32_operand);
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
462 TRACE_C1X_3("relocating (stub) at %016x", inst);
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
463 } else if (symbol != NULL) {
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
464 fatal("symbol");
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
465 } else { // method != NULL
1433
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
466 NativeCall* call = nativeCall_at(_instructions->start() + pc_offset);
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
467 assert(hotspot_method != NULL, "unexpected RiMethod");
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
468 assert(debug_info != NULL, "debug info expected");
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
469
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
470 methodOop method = NULL;
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
471 if (hotspot_method->is_a(HotSpotMethodResolved::klass())) method = VmIds::get<methodOop>(HotSpotMethodResolved::vmId(hotspot_method));
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
472
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
473 assert(debug_info != NULL, "debug info expected");
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
474
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
475 TRACE_C1X_3("method call");
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
476 switch (_next_call_type) {
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
477 case MARK_INVOKEVIRTUAL:
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
478 case MARK_INVOKEINTERFACE: {
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
479 assert(method == NULL || !method->is_static(), "cannot call static method with invokeinterface");
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
480
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
481 call->set_destination(SharedRuntime::get_resolve_virtual_call_stub());
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
482 _instructions->relocate(call->instruction_address(), virtual_call_Relocation::spec(_invoke_mark_pc), Assembler::call32_operand);
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
483 break;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
484 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
485 case MARK_INVOKESTATIC: {
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
486 assert(method == NULL || method->is_static(), "cannot call non-static method with invokestatic");
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
487 call->set_destination(SharedRuntime::get_resolve_static_call_stub());
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
488 _instructions->relocate(call->instruction_address(), relocInfo::static_call_type, Assembler::call32_operand);
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
489 break;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
490 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
491 case MARK_INVOKESPECIAL: {
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
492 assert(method == NULL || !method->is_static(), "cannot call static method with invokespecial");
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
493
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
494 call->set_destination(SharedRuntime::get_resolve_opt_virtual_call_stub());
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
495 _instructions->relocate(call->instruction_address(), relocInfo::opt_virtual_call_type, Assembler::call32_operand);
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
496 break;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
497 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
498 case MARK_INVOKE_INVALID:
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
499 default:
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
500 fatal("invalid _next_call_type value")
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
501 break;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
502 }
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
503 }
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
504 _next_call_type = MARK_INVOKE_INVALID;
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
505 if (debug_info != NULL) {
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
506 _debug_recorder->end_safepoint(next_pc_offset);
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
507 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
508 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
509
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
510 void CodeInstaller::site_DataPatch(CodeBuffer& buffer, jint pc_offset, oop site) {
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
511 oop constant = CiTargetMethod_DataPatch::constant(site);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
512 oop kind = CiConstant::kind(constant);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
513
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
514 address instruction = _instructions->start() + pc_offset;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
515
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
516 switch (CiKind::typeChar(kind)) {
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
517 case 'z':
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
518 case 'b':
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
519 case 's':
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
520 case 'c':
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
521 case 'i':
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
522 fatal("int-sized values not expected in DataPatch")
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
523 ;
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
524 break;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
525 case 'f':
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
526 case 'l':
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
527 case 'd': {
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
528 address operand = Assembler::locate_operand(instruction, Assembler::disp32_operand);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
529 address next_instruction = Assembler::locate_next_instruction(instruction);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
530 // we don't care if this is a long/double/etc., the primitive field contains the right bits
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
531 address dest = _constants->end();
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
532 *(jlong*) dest = CiConstant::primitive(constant);
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
533 _constants->set_end(dest + BytesPerLong);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
534
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
535 long disp = dest - next_instruction;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
536 assert(disp == (jint) disp, "disp doesn't fit in 32 bits");
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
537 *((jint*) operand) = (jint) disp;
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
538
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
539 _instructions->relocate(instruction, section_word_Relocation::spec((address) dest, CodeBuffer::SECT_CONSTS), Assembler::disp32_operand);
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
540 TRACE_C1X_3("relocating (Float/Long/Double) at %016x/%016x", instruction, operand);
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
541 break;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
542 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
543 case 'a': {
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
544 address operand = Assembler::locate_operand(instruction, Assembler::imm_operand);
1465
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
545 Handle obj = CiConstant::object(constant);
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
546
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
547 if (obj->is_a(HotSpotTypeResolved::klass())) {
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
548 *((jobject*) operand) = JNIHandles::make_local(VmIds::get<klassOop>(HotSpotTypeResolved::vmId(obj)));
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
549 _instructions->relocate(instruction, oop_Relocation::spec_for_immediate(), Assembler::imm_operand);
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
550 TRACE_C1X_3("relocating (HotSpotType) at %016x/%016x", instruction, operand);
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
551 } else {
1465
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
552 jobject value;
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
553 if (java_lang_boxing_object::is_instance(obj(), T_LONG)) {
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
554 jlong id = obj->long_field(java_lang_boxing_object::value_offset_in_bytes(T_LONG));
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
555
1465
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
556 //assert((id & VmIds::TYPE_MASK) == VmIds::CONSTANT, "unexpected DataPatch type");
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
557 address operand = Assembler::locate_operand(instruction, Assembler::imm_operand);
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
558 if (id == VmIds::DUMMY_CONSTANT) {
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
559 value = (jobject) Universe::non_oop_word();
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
560 } else {
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
561 value = JNIHandles::make_local(VmIds::get<oop>(id));
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
562 }
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
563 } else {
1465
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
564 value = JNIHandles::make_local(obj());
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
565 }
1465
2c754f3a2722 Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1462
diff changeset
566 *((jobject*) operand) = value;
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
567 _instructions->relocate(instruction, oop_Relocation::spec_for_immediate(), Assembler::imm_operand);
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
568 TRACE_C1X_3("relocating (oop constant) at %016x/%016x", instruction, operand);
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
569 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
570 break;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
571 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
572 default:
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
573 fatal("unexpected CiKind in DataPatch")
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
574 break;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
575 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
576 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
577
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
578 void CodeInstaller::site_Mark(CodeBuffer& buffer, jint pc_offset, oop site) {
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
579 oop id_obj = CiTargetMethod_Mark::id(site);
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
580 arrayOop references = (arrayOop) CiTargetMethod_Mark::references(site);
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
581
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
582 if (id_obj != NULL) {
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
583 assert(java_lang_boxing_object::is_instance(id_obj, T_INT), "Integer id expected");
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
584 jint id = id_obj->int_field(java_lang_boxing_object::value_offset_in_bytes(T_INT));
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
585
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
586 address instruction = _instructions->start() + pc_offset;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
587
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
588 switch (id) {
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
589 case MARK_UNVERIFIED_ENTRY:
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
590 _offsets.set_value(CodeOffsets::Entry, pc_offset);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
591 break;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
592 case MARK_VERIFIED_ENTRY:
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
593 _offsets.set_value(CodeOffsets::Verified_Entry, pc_offset);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
594 break;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
595 case MARK_OSR_ENTRY:
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
596 _offsets.set_value(CodeOffsets::OSR_Entry, pc_offset);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
597 break;
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
598 case MARK_UNWIND_ENTRY:
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
599 _offsets.set_value(CodeOffsets::UnwindHandler, pc_offset);
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
600 break;
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
601 case MARK_EXCEPTION_HANDLER_ENTRY:
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
602 _offsets.set_value(CodeOffsets::Exceptions, pc_offset);
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
603 break;
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
604 case MARK_STATIC_CALL_STUB: {
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
605 assert(references->length() == 1, "static call stub needs one reference");
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
606 oop ref = ((oop*) references->base(T_OBJECT))[0];
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
607 address call_pc = _instructions->start() + CiTargetMethod_Site::pcOffset(ref);
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
608 _instructions->relocate(instruction, static_stub_Relocation::spec(call_pc));
1441
f8ab19e5acae Fix oop relocation for static stub calls.
Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1439
diff changeset
609 _instructions->relocate(instruction, oop_Relocation::spec_for_immediate(), Assembler::imm_operand);
1428
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610 break;
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parents:
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611 }
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diff changeset
612 case MARK_INVOKE_INVALID:
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diff changeset
613 case MARK_INVOKEINTERFACE:
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diff changeset
614 case MARK_INVOKESTATIC:
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diff changeset
615 case MARK_INVOKESPECIAL:
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diff changeset
616 case MARK_INVOKEVIRTUAL:
1432
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Lukas Stadler <lukas.stadler@oracle.com>
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diff changeset
617 _next_call_type = (MarkId) id;
1428
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618 _invoke_mark_pc = instruction;
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diff changeset
619 break;
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
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diff changeset
620 case MARK_IMPLICIT_NULL:
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diff changeset
621 _implicit_exception_table.append(pc_offset, pc_offset);
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622 break;
1433
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
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diff changeset
623 case MARK_KLASS_PATCHING:
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parents: 1432
diff changeset
624 case MARK_ACCESS_FIELD_PATCHING: {
1429
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parents: 1428
diff changeset
625 unsigned char* byte_count = (unsigned char*) (instruction - 1);
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diff changeset
626 unsigned char* byte_skip = (unsigned char*) (instruction - 2);
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
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diff changeset
627 unsigned char* being_initialized_entry_offset = (unsigned char*) (instruction - 3);
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Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
628
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
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parents: 1428
diff changeset
629 assert(*byte_skip == 5, "unexpected byte_skip");
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
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parents: 1428
diff changeset
630
1433
efba53f86c4f various fixes and enhancements
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parents: 1432
diff changeset
631 assert(references->length() == 2, "MARK_KLASS_PATCHING/MARK_ACCESS_FIELD_PATCHING needs 2 references");
1432
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diff changeset
632 oop ref1 = ((oop*) references->base(T_OBJECT))[0];
b61a43cd1255 sourcecode formatting
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diff changeset
633 oop ref2 = ((oop*) references->base(T_OBJECT))[1];
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
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diff changeset
634 int i_byte_count = CiTargetMethod_Site::pcOffset(ref2) - CiTargetMethod_Site::pcOffset(ref1);
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parents: 1428
diff changeset
635 assert(i_byte_count == (unsigned char)i_byte_count, "invalid offset");
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diff changeset
636 *byte_count = i_byte_count;
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diff changeset
637 *being_initialized_entry_offset = *byte_count + *byte_skip;
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
638
1433
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
639 // we need to correct the offset of a field access - it's created with MAX_INT to ensure the correct size, and hotspot expects 0
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
640 if (id == MARK_ACCESS_FIELD_PATCHING) {
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
641 NativeMovRegMem* inst = nativeMovRegMem_at(_instructions->start() + CiTargetMethod_Site::pcOffset(ref1));
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
642 assert(inst->offset() == max_jint, "unexpected offset value");
efba53f86c4f various fixes and enhancements
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1432
diff changeset
643 inst->set_offset(0);
efba53f86c4f various fixes and enhancements
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parents: 1432
diff changeset
644 }
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
645 break;
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
646 }
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
647 case MARK_DUMMY_OOP_RELOCATION: {
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
648 _instructions->relocate(instruction, oop_Relocation::spec_for_immediate(), Assembler::imm_operand);
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
649
1432
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Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
650 RelocIterator iter(_instructions, (address) instruction, (address) (instruction + 1));
1429
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
651 relocInfo::change_reloc_info_for_address(&iter, (address) instruction, relocInfo::oop_type, relocInfo::none);
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
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parents: 1428
diff changeset
652 break;
abc670a709dc * -XX:TraceC1X=0...5 controls the native c1x tracing
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
diff changeset
653 }
1428
695451afc619 refactoring classes into separate files
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parents:
diff changeset
654 default:
1432
b61a43cd1255 sourcecode formatting
Lukas Stadler <lukas.stadler@oracle.com>
parents: 1429
diff changeset
655 ShouldNotReachHere()
1428
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
656 break;
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
657 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
658 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
659 }
695451afc619 refactoring classes into separate files
Lukas Stadler <lukas.stadler@oracle.com>
parents:
diff changeset
660