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annotate src/share/vm/jvmci/jvmciCodeInstaller.hpp @ 21731:df9d2375512a

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Track max live register value in reference map
author Tom Rodriguez <tom.rodriguez@oracle.com>
date Wed, 03 Jun 2015 20:24:05 -0700
parents b9f9b8af17ff
children
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1 /*
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2 * Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 #ifndef SHARE_VM_JVMCI_JVMCI_CODE_INSTALLER_HPP
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25 #define SHARE_VM_JVMCI_JVMCI_CODE_INSTALLER_HPP
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26
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27 #include "jvmci/jvmciEnv.hpp"
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28
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29 /*
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30 * This class handles the conversion from a InstalledCode to a CodeBlob or an nmethod.
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31 */
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32 class CodeInstaller : public StackObj {
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33 friend class VMStructs;
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34 private:
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35 enum MarkId {
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36 VERIFIED_ENTRY = 1,
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37 UNVERIFIED_ENTRY = 2,
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38 OSR_ENTRY = 3,
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39 EXCEPTION_HANDLER_ENTRY = 4,
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40 DEOPT_HANDLER_ENTRY = 5,
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41 INVOKEINTERFACE = 6,
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42 INVOKEVIRTUAL = 7,
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43 INVOKESTATIC = 8,
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44 INVOKESPECIAL = 9,
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45 INLINE_INVOKE = 10,
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46 POLL_NEAR = 11,
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47 POLL_RETURN_NEAR = 12,
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48 POLL_FAR = 13,
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49 POLL_RETURN_FAR = 14,
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50 CARD_TABLE_ADDRESS = 15,
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51 CARD_TABLE_SHIFT = 16,
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52 INVOKE_INVALID = -1
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53 };
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54
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55 Arena _arena;
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56
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57 jobject _data_section_handle;
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58 jobject _data_section_patches_handle;
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59 jobject _sites_handle;
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60 jobject _exception_handlers_handle;
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61 CodeOffsets _offsets;
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62
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63 jobject _code_handle;
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64 jint _code_size;
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65 jint _total_frame_size;
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66 jint _custom_stack_area_offset;
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67 jint _parameter_count;
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68 jint _constants_size;
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69 #ifndef PRODUCT
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70 jobject _comments_handle;
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71 #endif
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72
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73 bool _has_wide_vector;
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74
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75 MarkId _next_call_type;
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76 address _invoke_mark_pc;
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77
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78 CodeSection* _instructions;
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79 CodeSection* _constants;
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80
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81 OopRecorder* _oop_recorder;
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82 DebugInformationRecorder* _debug_recorder;
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83 Dependencies* _dependencies;
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84 ExceptionHandlerTable _exception_handler_table;
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85
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86 static ConstantOopWriteValue* _oop_null_scope_value;
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87 static ConstantIntValue* _int_m1_scope_value;
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88 static ConstantIntValue* _int_0_scope_value;
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89 static ConstantIntValue* _int_1_scope_value;
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90 static ConstantIntValue* _int_2_scope_value;
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91 static LocationValue* _illegal_value;
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92
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93 jint pd_next_offset(NativeInstruction* inst, jint pc_offset, oop method);
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94 void pd_patch_OopConstant(int pc_offset, Handle& constant);
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95 void pd_patch_DataSectionReference(int pc_offset, int data_offset);
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96 void pd_relocate_CodeBlob(CodeBlob* cb, NativeInstruction* inst);
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97 void pd_relocate_ForeignCall(NativeInstruction* inst, jlong foreign_call_destination);
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98 void pd_relocate_JavaMethod(oop method, jint pc_offset);
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99 void pd_relocate_poll(address pc, jint mark);
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100
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101 objArrayOop sites() { return (objArrayOop) JNIHandles::resolve(_sites_handle); }
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102 arrayOop code() { return (arrayOop) JNIHandles::resolve(_code_handle); }
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103 arrayOop data_section() { return (arrayOop) JNIHandles::resolve(_data_section_handle); }
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104 objArrayOop data_section_patches() { return (objArrayOop) JNIHandles::resolve(_data_section_patches_handle); }
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105 objArrayOop exception_handlers() { return (objArrayOop) JNIHandles::resolve(_exception_handlers_handle); }
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106 #ifndef PRODUCT
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107 objArrayOop comments() { return (objArrayOop) JNIHandles::resolve(_comments_handle); }
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108 #endif
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109
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110 public:
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111
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112 CodeInstaller() : _arena(mtCompiler) {}
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113 JVMCIEnv::CodeInstallResult install(Handle& compiled_code, CodeBlob*& cb, Handle installed_code, Handle speculation_log);
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114
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115 static address runtime_call_target_address(oop runtime_call);
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116 static VMReg get_hotspot_reg(jint jvmciRegisterNumber);
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117 static bool is_general_purpose_reg(VMReg hotspotRegister);
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118
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119 private:
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120 ScopeValue* get_scope_value(oop value, GrowableArray<ScopeValue*>* objects, ScopeValue* &second);
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121 MonitorValue* get_monitor_value(oop value, GrowableArray<ScopeValue*>* objects);
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122
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123 // extract the fields of the CompilationResult
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124 void initialize_fields(oop target_method);
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125 void initialize_dependencies(oop target_method);
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126
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127 int estimate_stub_entries();
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128
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129 // perform data and call relocation on the CodeBuffer
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130 bool initialize_buffer(CodeBuffer& buffer);
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131
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132 void assumption_NoFinalizableSubclass(Handle assumption);
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133 void assumption_ConcreteSubtype(Handle assumption);
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134 void assumption_LeafType(Handle assumption);
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135 void assumption_ConcreteMethod(Handle assumption);
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Andreas Woess <andreas.woess@jku.at>
parents: 8368
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136 void assumption_CallSiteTargetValue(Handle assumption);
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Thomas Wuerthinger <wuerthinger@ssw.jku.at>
parents: 1938
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137
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138 void site_Safepoint(CodeBuffer& buffer, jint pc_offset, oop site);
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Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15123
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139 void site_Infopoint(CodeBuffer& buffer, jint pc_offset, oop site);
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140 void site_Call(CodeBuffer& buffer, jint pc_offset, oop site);
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141 void site_DataPatch(CodeBuffer& buffer, jint pc_offset, oop site);
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142 void site_Mark(CodeBuffer& buffer, jint pc_offset, oop site);
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143
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Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 21559
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144 OopMap* create_oop_map(oop debug_info);
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Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 21559
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145
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Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19796
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146 void record_scope(jint pc_offset, oop debug_info);
3090
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Lukas Stadler <lukas.stadler@jku.at>
parents: 2890
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147 void record_scope(jint pc_offset, oop code_pos, GrowableArray<ScopeValue*>* objects);
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parents: 19796
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148 void record_object_value(ObjectValue* sv, oop value, GrowableArray<ScopeValue*>* objects);
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149
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Tom Rodriguez <tom.rodriguez@oracle.com>
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150 GrowableArray<ScopeValue*>* record_virtual_objects(oop debug_info);
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151
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Lukas Stadler <lukas.stadler@oracle.com>
parents: 1428
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152 void process_exception_handlers();
15046
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Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14574
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153 int estimateStubSpace(int static_call_stubs);
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154 };
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Christian Wimmer <christian.wimmer@oracle.com>
parents: 3672
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155
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twisti
parents: 13641
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156 /**
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parents: 18176
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157 * Gets the Method metaspace object from a HotSpotResolvedJavaMethodImpl Java object.
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158 */
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159 Method* getMethodFromHotSpotMethod(oop hotspot_method);
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160
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Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16573
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161
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16573
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162
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Doug Simon <doug.simon@oracle.com>
parents: 20829
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163 #endif // SHARE_VM_JVMCI_JVMCI_CODE_INSTALLER_HPP