1 /*
   2  * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 #ifndef SHARE_VM_JVMCI_JVMCIJAVACLASSES_HPP
  25 #define SHARE_VM_JVMCI_JVMCIJAVACLASSES_HPP
  26 
  27 #include "classfile/systemDictionary.hpp"
  28 #include "oops/instanceMirrorKlass.hpp"
  29 #include "oops/oop.inline.hpp"
  30 
  31 class JVMCIJavaClasses : AllStatic {
  32  public:
  33   static void compute_offsets(TRAPS);
  34 };
  35 
  36 /* This macro defines the structure of the JVMCI classes accessed from VM code.
  37  * It will generate classes with accessors similar to javaClasses.hpp, but with specializations for oops, Handles and jni handles.
  38  *
  39  * The public interface of these classes will look like this:
  40 
  41  * class StackSlot : AllStatic {
  42  * public:
  43  *   static Klass* klass();
  44  *   static jint  index(oop obj);
  45  *   static jint  index(Handle obj);
  46  *   static jint  index(jobject obj);
  47  *   static void set_index(oop obj, jint x);
  48  *   static void set_index(Handle obj, jint x);
  49  *   static void set_index(jobject obj, jint x);
  50  * };
  51  *
  52  */
  53 
  54 #define COMPILER_CLASSES_DO(start_class, end_class, char_field, int_field, boolean_field, long_field, float_field, oop_field, typeArrayOop_field, objArrayOop_field, static_oop_field, static_objArrayOop_field, static_int_field, static_boolean_field) \
  55   start_class(Architecture)                                                                                                                                    \
  56     oop_field(Architecture, wordKind, "Ljdk/vm/ci/meta/PlatformKind;")                                                                                         \
  57   end_class                                                                                                                                                    \
  58   start_class(TargetDescription)                                                                                                                               \
  59     oop_field(TargetDescription, arch, "Ljdk/vm/ci/code/Architecture;")                                                                                        \
  60   end_class                                                                                                                                                    \
  61   start_class(HotSpotResolvedObjectTypeImpl)                                                                                                                   \
  62     oop_field(HotSpotResolvedObjectTypeImpl, javaClass, "Ljava/lang/Class;")                                                                                   \
  63   end_class                                                                                                                                                    \
  64   start_class(HotSpotResolvedJavaMethodImpl)                                                                                                                   \
  65     long_field(HotSpotResolvedJavaMethodImpl, metaspaceMethod)                                                                                                 \
  66   end_class                                                                                                                                                    \
  67   start_class(InstalledCode)                                                                                                                                   \
  68     long_field(InstalledCode, address)                                                                                                                         \
  69     long_field(InstalledCode, entryPoint)                                                                                                                      \
  70     long_field(InstalledCode, version)                                                                                                                         \
  71     oop_field(InstalledCode, name, "Ljava/lang/String;")                                                                                                       \
  72   end_class                                                                                                                                                    \
  73   start_class(HotSpotInstalledCode)                                                                                                                            \
  74     int_field(HotSpotInstalledCode, size)                                                                                                                      \
  75     long_field(HotSpotInstalledCode, codeStart)                                                                                                                \
  76     int_field(HotSpotInstalledCode, codeSize)                                                                                                                  \
  77   end_class                                                                                                                                                    \
  78   start_class(HotSpotNmethod)                                                                                                                                  \
  79     boolean_field(HotSpotNmethod, isDefault)                                                                                                                   \
  80   end_class                                                                                                                                                    \
  81   start_class(HotSpotCompiledCode)                                                                                                                             \
  82     oop_field(HotSpotCompiledCode, name, "Ljava/lang/String;")                                                                                                 \
  83     typeArrayOop_field(HotSpotCompiledCode, targetCode, "[B")                                                                                                  \
  84     int_field(HotSpotCompiledCode, targetCodeSize)                                                                                                             \
  85     objArrayOop_field(HotSpotCompiledCode, sites, "[Ljdk/vm/ci/code/site/Site;")                                                                               \
  86     objArrayOop_field(HotSpotCompiledCode, assumptions, "[Ljdk/vm/ci/meta/Assumptions$Assumption;")                                                            \
  87     objArrayOop_field(HotSpotCompiledCode, methods, "[Ljdk/vm/ci/meta/ResolvedJavaMethod;")                                                                    \
  88     objArrayOop_field(HotSpotCompiledCode, comments, "[Ljdk/vm/ci/hotspot/HotSpotCompiledCode$Comment;")                                                       \
  89     typeArrayOop_field(HotSpotCompiledCode, dataSection, "[B")                                                                                                 \
  90     int_field(HotSpotCompiledCode, dataSectionAlignment)                                                                                                       \
  91     objArrayOop_field(HotSpotCompiledCode, dataSectionPatches, "[Ljdk/vm/ci/code/site/DataPatch;")                                                             \
  92     boolean_field(HotSpotCompiledCode, isImmutablePIC)                                                                                                         \
  93     int_field(HotSpotCompiledCode, totalFrameSize)                                                                                                             \
  94     oop_field(HotSpotCompiledCode, deoptRescueSlot, "Ljdk/vm/ci/code/StackSlot;")                                                                              \
  95   end_class                                                                                                                                                    \
  96   start_class(HotSpotCompiledCode_Comment)                                                                                                                     \
  97     oop_field(HotSpotCompiledCode_Comment, text, "Ljava/lang/String;")                                                                                         \
  98     int_field(HotSpotCompiledCode_Comment, pcOffset)                                                                                                           \
  99   end_class                                                                                                                                                    \
 100   start_class(HotSpotCompiledNmethod)                                                                                                                          \
 101     oop_field(HotSpotCompiledNmethod, method, "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethod;")                                                                 \
 102     oop_field(HotSpotCompiledNmethod, installationFailureMessage, "Ljava/lang/String;")                                                                        \
 103     int_field(HotSpotCompiledNmethod, entryBCI)                                                                                                                \
 104     int_field(HotSpotCompiledNmethod, id)                                                                                                                      \
 105     long_field(HotSpotCompiledNmethod, jvmciEnv)                                                                                                               \
 106     boolean_field(HotSpotCompiledNmethod, hasUnsafeAccess)                                                                                                     \
 107   end_class                                                                                                                                                    \
 108   start_class(HotSpotJVMCIMetaAccessContext)                                                                                                                   \
 109     static_objArrayOop_field(HotSpotJVMCIMetaAccessContext, allContexts, "[Ljava/lang/ref/WeakReference;")                                                     \
 110     objArrayOop_field(HotSpotJVMCIMetaAccessContext, metadataRoots, "[Ljava/lang/Object;")                                                                     \
 111   end_class                                                                                                                                                    \
 112   start_class(HotSpotForeignCallTarget)                                                                                                                        \
 113     long_field(HotSpotForeignCallTarget, address)                                                                                                              \
 114   end_class                                                                                                                                                    \
 115   start_class(Assumptions_NoFinalizableSubclass)                                                                                                               \
 116     oop_field(Assumptions_NoFinalizableSubclass, receiverType, "Ljdk/vm/ci/meta/ResolvedJavaType;")                                                            \
 117   end_class                                                                                                                                                    \
 118   start_class(Assumptions_ConcreteSubtype)                                                                                                                     \
 119     oop_field(Assumptions_ConcreteSubtype, context, "Ljdk/vm/ci/meta/ResolvedJavaType;")                                                                       \
 120     oop_field(Assumptions_ConcreteSubtype, subtype, "Ljdk/vm/ci/meta/ResolvedJavaType;")                                                                       \
 121   end_class                                                                                                                                                    \
 122   start_class(Assumptions_LeafType)                                                                                                                            \
 123     oop_field(Assumptions_LeafType, context, "Ljdk/vm/ci/meta/ResolvedJavaType;")                                                                              \
 124   end_class                                                                                                                                                    \
 125   start_class(Assumptions_ConcreteMethod)                                                                                                                      \
 126     oop_field(Assumptions_ConcreteMethod, method, "Ljdk/vm/ci/meta/ResolvedJavaMethod;")                                                                       \
 127     oop_field(Assumptions_ConcreteMethod, context, "Ljdk/vm/ci/meta/ResolvedJavaType;")                                                                        \
 128     oop_field(Assumptions_ConcreteMethod, impl, "Ljdk/vm/ci/meta/ResolvedJavaMethod;")                                                                         \
 129   end_class                                                                                                                                                    \
 130   start_class(Assumptions_CallSiteTargetValue)                                                                                                                 \
 131     oop_field(Assumptions_CallSiteTargetValue, callSite, "Ljava/lang/invoke/CallSite;")                                                                        \
 132     oop_field(Assumptions_CallSiteTargetValue, methodHandle, "Ljava/lang/invoke/MethodHandle;")                                                                \
 133   end_class                                                                                                                                                    \
 134   start_class(site_Site)                                                                                                                                       \
 135     int_field(site_Site, pcOffset)                                                                                                                             \
 136   end_class                                                                                                                                                    \
 137   start_class(site_Call)                                                                                                                                       \
 138     oop_field(site_Call, target, "Ljdk/vm/ci/meta/InvokeTarget;")                                                                                              \
 139     oop_field(site_Call, debugInfo, "Ljdk/vm/ci/code/DebugInfo;")                                                                                              \
 140   end_class                                                                                                                                                    \
 141   start_class(site_DataPatch)                                                                                                                                  \
 142     oop_field(site_DataPatch, reference, "Ljdk/vm/ci/code/site/Reference;")                                                                                    \
 143   end_class                                                                                                                                                    \
 144   start_class(site_ConstantReference)                                                                                                                          \
 145     oop_field(site_ConstantReference, constant, "Ljdk/vm/ci/meta/VMConstant;")                                                                                 \
 146   end_class                                                                                                                                                    \
 147   start_class(site_DataSectionReference)                                                                                                                       \
 148     int_field(site_DataSectionReference, offset)                                                                                                               \
 149   end_class                                                                                                                                                    \
 150   start_class(site_InfopointReason)                                                                                                                            \
 151     static_oop_field(site_InfopointReason, SAFEPOINT, "Ljdk/vm/ci/code/site/InfopointReason;")                                                                 \
 152     static_oop_field(site_InfopointReason, CALL, "Ljdk/vm/ci/code/site/InfopointReason;")                                                                      \
 153     static_oop_field(site_InfopointReason, IMPLICIT_EXCEPTION, "Ljdk/vm/ci/code/site/InfopointReason;")                                                        \
 154   end_class                                                                                                                                                    \
 155   start_class(site_Infopoint)                                                                                                                                  \
 156     oop_field(site_Infopoint, debugInfo, "Ljdk/vm/ci/code/DebugInfo;")                                                                                         \
 157     oop_field(site_Infopoint, reason, "Ljdk/vm/ci/code/site/InfopointReason;")                                                                                 \
 158   end_class                                                                                                                                                    \
 159   start_class(site_ExceptionHandler)                                                                                                                           \
 160     int_field(site_ExceptionHandler, handlerPos)                                                                                                               \
 161   end_class                                                                                                                                                    \
 162   start_class(site_Mark)                                                                                                                                       \
 163     oop_field(site_Mark, id, "Ljava/lang/Object;")                                                                                                             \
 164   end_class                                                                                                                                                    \
 165   start_class(CompilationRequestResult)                                                                                                                        \
 166     oop_field(CompilationRequestResult, failureMessage, "Ljava/lang/String;")                                                                                  \
 167     boolean_field(CompilationRequestResult, retry)                                                                                                             \
 168     int_field(CompilationRequestResult, inlinedBytecodes)                                                                                                      \
 169   end_class                                                                                                                                                    \
 170   start_class(DebugInfo)                                                                                                                                       \
 171     oop_field(DebugInfo, bytecodePosition, "Ljdk/vm/ci/code/BytecodePosition;")                                                                                \
 172     oop_field(DebugInfo, referenceMap, "Ljdk/vm/ci/code/ReferenceMap;")                                                                                        \
 173     oop_field(DebugInfo, calleeSaveInfo, "Ljdk/vm/ci/code/RegisterSaveLayout;")                                                                                \
 174     objArrayOop_field(DebugInfo, virtualObjectMapping, "[Ljdk/vm/ci/code/VirtualObject;")                                                                      \
 175   end_class                                                                                                                                                    \
 176   start_class(HotSpotReferenceMap)                                                                                                                             \
 177     objArrayOop_field(HotSpotReferenceMap, objects, "[Ljdk/vm/ci/code/Location;")                                                                              \
 178     objArrayOop_field(HotSpotReferenceMap, derivedBase, "[Ljdk/vm/ci/code/Location;")                                                                          \
 179     typeArrayOop_field(HotSpotReferenceMap, sizeInBytes, "[I")                                                                                                 \
 180     int_field(HotSpotReferenceMap, maxRegisterSize)                                                                                                            \
 181   end_class                                                                                                                                                    \
 182   start_class(RegisterSaveLayout)                                                                                                                              \
 183     objArrayOop_field(RegisterSaveLayout, registers, "[Ljdk/vm/ci/code/Register;")                                                                             \
 184     typeArrayOop_field(RegisterSaveLayout, slots, "[I")                                                                                                        \
 185   end_class                                                                                                                                                    \
 186   start_class(BytecodeFrame)                                                                                                                                   \
 187     objArrayOop_field(BytecodeFrame, values, "[Ljdk/vm/ci/meta/JavaValue;")                                                                                    \
 188     objArrayOop_field(BytecodeFrame, slotKinds, "[Ljdk/vm/ci/meta/JavaKind;")                                                                                  \
 189     int_field(BytecodeFrame, numLocals)                                                                                                                        \
 190     int_field(BytecodeFrame, numStack)                                                                                                                         \
 191     int_field(BytecodeFrame, numLocks)                                                                                                                         \
 192     boolean_field(BytecodeFrame, rethrowException)                                                                                                             \
 193     boolean_field(BytecodeFrame, duringCall)                                                                                                                   \
 194     static_int_field(BytecodeFrame, BEFORE_BCI)                                                                                                                \
 195   end_class                                                                                                                                                    \
 196   start_class(BytecodePosition)                                                                                                                                \
 197     oop_field(BytecodePosition, caller, "Ljdk/vm/ci/code/BytecodePosition;")                                                                                   \
 198     oop_field(BytecodePosition, method, "Ljdk/vm/ci/meta/ResolvedJavaMethod;")                                                                                 \
 199     int_field(BytecodePosition, bci)                                                                                                                           \
 200   end_class                                                                                                                                                    \
 201   start_class(JavaConstant)                                                                                                                                    \
 202   end_class                                                                                                                                                    \
 203   start_class(PrimitiveConstant)                                                                                                                               \
 204     oop_field(PrimitiveConstant, kind, "Ljdk/vm/ci/meta/JavaKind;")                                                                                            \
 205     long_field(PrimitiveConstant, primitive)                                                                                                                   \
 206   end_class                                                                                                                                                    \
 207   start_class(RawConstant)                                                                                                                                     \
 208     long_field(RawConstant, primitive)                                                                                                                         \
 209   end_class                                                                                                                                                    \
 210   start_class(NullConstant)                                                                                                                                    \
 211   end_class                                                                                                                                                    \
 212   start_class(HotSpotCompressedNullConstant)                                                                                                                   \
 213   end_class                                                                                                                                                    \
 214   start_class(HotSpotObjectConstantImpl)                                                                                                                       \
 215     oop_field(HotSpotObjectConstantImpl, object, "Ljava/lang/Object;")                                                                                         \
 216     boolean_field(HotSpotObjectConstantImpl, compressed)                                                                                                       \
 217   end_class                                                                                                                                                    \
 218   start_class(HotSpotMetaspaceConstantImpl)                                                                                                                    \
 219     oop_field(HotSpotMetaspaceConstantImpl, metaspaceObject, "Ljdk/vm/ci/hotspot/MetaspaceWrapperObject;")                                                     \
 220     boolean_field(HotSpotMetaspaceConstantImpl, compressed)                                                                                                    \
 221   end_class                                                                                                                                                    \
 222   start_class(HotSpotSentinelConstant)                                                                                                                         \
 223   end_class                                                                                                                                                    \
 224   start_class(JavaKind)                                                                                                                                        \
 225     char_field(JavaKind, typeChar)                                                                                                                             \
 226     static_oop_field(JavaKind, Boolean, "Ljdk/vm/ci/meta/JavaKind;");                                                                                          \
 227     static_oop_field(JavaKind, Byte, "Ljdk/vm/ci/meta/JavaKind;");                                                                                             \
 228     static_oop_field(JavaKind, Char, "Ljdk/vm/ci/meta/JavaKind;");                                                                                             \
 229     static_oop_field(JavaKind, Short, "Ljdk/vm/ci/meta/JavaKind;");                                                                                            \
 230     static_oop_field(JavaKind, Int, "Ljdk/vm/ci/meta/JavaKind;");                                                                                              \
 231     static_oop_field(JavaKind, Long, "Ljdk/vm/ci/meta/JavaKind;");                                                                                             \
 232   end_class                                                                                                                                                    \
 233   start_class(ValueKind)                                                                                                                                       \
 234     oop_field(ValueKind, platformKind, "Ljdk/vm/ci/meta/PlatformKind;")                                                                                        \
 235   end_class                                                                                                                                                    \
 236   start_class(Value)                                                                                                                                           \
 237     oop_field(Value, valueKind, "Ljdk/vm/ci/meta/ValueKind;")                                                                                                  \
 238     static_oop_field(Value, ILLEGAL, "Ljdk/vm/ci/meta/AllocatableValue;");                                                                                     \
 239   end_class                                                                                                                                                    \
 240   start_class(RegisterValue)                                                                                                                                   \
 241     oop_field(RegisterValue, reg, "Ljdk/vm/ci/code/Register;")                                                                                                 \
 242   end_class                                                                                                                                                    \
 243   start_class(code_Location)                                                                                                                                   \
 244     oop_field(code_Location, reg, "Ljdk/vm/ci/code/Register;")                                                                                                 \
 245     int_field(code_Location, offset)                                                                                                                           \
 246   end_class                                                                                                                                                    \
 247   start_class(code_Register)                                                                                                                                   \
 248     int_field(code_Register, number)                                                                                                                           \
 249     int_field(code_Register, encoding)                                                                                                                         \
 250   end_class                                                                                                                                                    \
 251   start_class(StackSlot)                                                                                                                                       \
 252     int_field(StackSlot, offset)                                                                                                                               \
 253     boolean_field(StackSlot, addFrameSize)                                                                                                                     \
 254   end_class                                                                                                                                                    \
 255   start_class(VirtualObject)                                                                                                                                   \
 256     int_field(VirtualObject, id)                                                                                                                               \
 257     oop_field(VirtualObject, type, "Ljdk/vm/ci/meta/ResolvedJavaType;")                                                                                        \
 258     objArrayOop_field(VirtualObject, values, "[Ljdk/vm/ci/meta/JavaValue;")                                                                                    \
 259     objArrayOop_field(VirtualObject, slotKinds, "[Ljdk/vm/ci/meta/JavaKind;")                                                                                  \
 260   end_class                                                                                                                                                    \
 261   start_class(StackLockValue)                                                                                                                                  \
 262     oop_field(StackLockValue, owner, "Ljdk/vm/ci/meta/JavaValue;")                                                                                             \
 263     oop_field(StackLockValue, slot, "Ljdk/vm/ci/meta/AllocatableValue;")                                                                                       \
 264     boolean_field(StackLockValue, eliminated)                                                                                                                  \
 265   end_class                                                                                                                                                    \
 266   start_class(HotSpotSpeculationLog)                                                                                                                           \
 267     oop_field(HotSpotSpeculationLog, lastFailed, "Ljava/lang/Object;")                                                                                         \
 268   end_class                                                                                                                                                    \
 269   start_class(HotSpotStackFrameReference)                                                                                                                      \
 270     oop_field(HotSpotStackFrameReference, compilerToVM, "Ljdk/vm/ci/hotspot/CompilerToVM;")                                                                    \
 271     long_field(HotSpotStackFrameReference, stackPointer)                                                                                                       \
 272     int_field(HotSpotStackFrameReference, frameNumber)                                                                                                         \
 273     int_field(HotSpotStackFrameReference, bci)                                                                                                                 \
 274     oop_field(HotSpotStackFrameReference, method, "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethod;")                                                             \
 275     objArrayOop_field(HotSpotStackFrameReference, locals, "[Ljava/lang/Object;")                                                                               \
 276     typeArrayOop_field(HotSpotStackFrameReference, localIsVirtual, "[Z")                                                                                       \
 277   end_class                                                                                                                                                    \
 278   start_class(HotSpotMetaData)                                                                                                                                 \
 279     typeArrayOop_field(HotSpotMetaData, pcDescBytes, "[B")                                                                                                     \
 280     typeArrayOop_field(HotSpotMetaData, scopesDescBytes, "[B")                                                                                                 \
 281     typeArrayOop_field(HotSpotMetaData, relocBytes, "[B")                                                                                                      \
 282     typeArrayOop_field(HotSpotMetaData, exceptionBytes, "[B")                                                                                                  \
 283     typeArrayOop_field(HotSpotMetaData, oopMaps, "[B")                                                                                                         \
 284     objArrayOop_field(HotSpotMetaData, metadata, "[Ljava/lang/String;")                                                                                        \
 285   end_class                                                                                                                                                    \
 286   start_class(HotSpotOopMap)                                                                                                                                   \
 287     int_field(HotSpotOopMap, offset)                                                                                                                           \
 288     int_field(HotSpotOopMap, count)                                                                                                                            \
 289     typeArrayOop_field(HotSpotOopMap, data, "[B")                                                                                                              \
 290   end_class                                                                                                                                                    \
 291   start_class(HotSpotConstantPool)                                                                                                                             \
 292     long_field(HotSpotConstantPool, metaspaceConstantPool)                                                                                                     \
 293   end_class                                                                                                                                                    \
 294   start_class(HotSpotJVMCIRuntime)                                                                                                                             \
 295     objArrayOop_field(HotSpotJVMCIRuntime, trivialPrefixes, "[Ljava/lang/String;")                                                                             \
 296     int_field(HotSpotJVMCIRuntime, compilationLevelAdjustment)                                                                                                 \
 297   end_class                                                                                                                                                    \
 298   /* end*/
 299 
 300 #define START_CLASS(name)                                                                                                                                      \
 301 class name : AllStatic {                                                                                                                                       \
 302   private:                                                                                                                                                     \
 303     friend class JVMCICompiler;                                                                                                                                \
 304     static void check(oop obj, const char* field_name, int offset) {                                                                                           \
 305         assert(obj != NULL, "NULL field access of %s.%s", #name, field_name);                                                                                  \
 306         assert(obj->is_a(SystemDictionary::name##_klass()), "wrong class, " #name " expected, found %s", obj->klass()->external_name());                       \
 307         assert(offset != 0, "must be valid offset");                                                                                                           \
 308     }                                                                                                                                                          \
 309     static void compute_offsets(TRAPS);                                                                                                                        \
 310   public:                                                                                                                                                      \
 311     static InstanceKlass* klass() { return SystemDictionary::name##_klass(); }
 312 
 313 #define END_CLASS };
 314 
 315 #define FIELD(name, type, accessor, cast)                                                                                                                         \
 316     static int _##name##_offset;                                                                                                                                  \
 317     static type name(oop obj)                   { check(obj, #name, _##name##_offset); return cast obj->accessor(_##name##_offset); }                                               \
 318     static type name(Handle obj)                { check(obj(), #name, _##name##_offset); return cast obj->accessor(_##name##_offset); }                                             \
 319     static type name(jobject obj)               { check(JNIHandles::resolve(obj), #name, _##name##_offset); return cast JNIHandles::resolve(obj)->accessor(_##name##_offset); }     \
 320     static void set_##name(oop obj, type x)     { check(obj, #name, _##name##_offset); obj->accessor##_put(_##name##_offset, x); }                                                  \
 321     static void set_##name(Handle obj, type x)  { check(obj(), #name, _##name##_offset); obj->accessor##_put(_##name##_offset, x); }                                                \
 322     static void set_##name(jobject obj, type x) { check(JNIHandles::resolve(obj), #name, _##name##_offset); JNIHandles::resolve(obj)->accessor##_put(_##name##_offset, x); }
 323 
 324 #define EMPTY_CAST
 325 #define CHAR_FIELD(klass, name) FIELD(name, jchar, char_field, EMPTY_CAST)
 326 #define INT_FIELD(klass, name) FIELD(name, jint, int_field, EMPTY_CAST)
 327 #define BOOLEAN_FIELD(klass, name) FIELD(name, jboolean, bool_field, EMPTY_CAST)
 328 #define LONG_FIELD(klass, name) FIELD(name, jlong, long_field, EMPTY_CAST)
 329 #define FLOAT_FIELD(klass, name) FIELD(name, jfloat, float_field, EMPTY_CAST)
 330 #define OOP_FIELD(klass, name, signature) FIELD(name, oop, obj_field, EMPTY_CAST)
 331 #define OBJARRAYOOP_FIELD(klass, name, signature) FIELD(name, objArrayOop, obj_field, (objArrayOop))
 332 #define TYPEARRAYOOP_FIELD(klass, name, signature) FIELD(name, typeArrayOop, obj_field, (typeArrayOop))
 333 #define STATIC_OOP_FIELD(klassName, name, signature) STATIC_OOPISH_FIELD(klassName, name, oop, signature)
 334 #define STATIC_OBJARRAYOOP_FIELD(klassName, name, signature) STATIC_OOPISH_FIELD(klassName, name, objArrayOop, signature)
 335 #define STATIC_OOPISH_FIELD(klassName, name, type, signature)                                                  \
 336     static int _##name##_offset;                                                                               \
 337     static type name() {                                                                                       \
 338       assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
 339       InstanceKlass* ik = klassName::klass();                                                                  \
 340       address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \
 341       if (UseCompressedOops) {                                                                                 \
 342         return (type) oopDesc::load_decode_heap_oop((narrowOop *)addr);                                        \
 343       } else {                                                                                                 \
 344         return (type) oopDesc::load_decode_heap_oop((oop*)addr);                                               \
 345       }                                                                                                        \
 346     }                                                                                                          \
 347     static void set_##name(type x) {                                                                           \
 348       assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
 349       assert(klassName::klass() != NULL, "Class not yet loaded: " #klassName);                                 \
 350       InstanceKlass* ik = klassName::klass();                                                                  \
 351       address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \
 352       if (UseCompressedOops) {                                                                                 \
 353         oop_store((narrowOop *)addr, x);                                                                       \
 354       } else {                                                                                                 \
 355         oop_store((oop*)addr, x);                                                                              \
 356       }                                                                                                        \
 357     }
 358 #define STATIC_PRIMITIVE_FIELD(klassName, name, jtypename)                                                     \
 359     static int _##name##_offset;                                                                               \
 360     static jtypename name() {                                                                                  \
 361       assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
 362       InstanceKlass* ik = klassName::klass();                                                                  \
 363       address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \
 364       return *((jtypename *)addr);                                                                             \
 365     }                                                                                                          \
 366     static void set_##name(jtypename x) {                                                                      \
 367       assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
 368       InstanceKlass* ik = klassName::klass();                                                                  \
 369       address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \
 370       *((jtypename *)addr) = x;                                                                                \
 371     }
 372 
 373 #define STATIC_INT_FIELD(klassName, name) STATIC_PRIMITIVE_FIELD(klassName, name, jint)
 374 #define STATIC_BOOLEAN_FIELD(klassName, name) STATIC_PRIMITIVE_FIELD(klassName, name, jboolean)
 375 
 376 COMPILER_CLASSES_DO(START_CLASS, END_CLASS, CHAR_FIELD, INT_FIELD, BOOLEAN_FIELD, LONG_FIELD, FLOAT_FIELD, OOP_FIELD, TYPEARRAYOOP_FIELD, OBJARRAYOOP_FIELD, STATIC_OOP_FIELD, STATIC_OBJARRAYOOP_FIELD, STATIC_INT_FIELD, STATIC_BOOLEAN_FIELD)
 377 #undef START_CLASS
 378 #undef END_CLASS
 379 #undef FIELD
 380 #undef CHAR_FIELD
 381 #undef INT_FIELD
 382 #undef BOOLEAN_FIELD
 383 #undef LONG_FIELD
 384 #undef FLOAT_FIELD
 385 #undef OOP_FIELD
 386 #undef TYPEARRAYOOP_FIELD
 387 #undef OBJARRAYOOP_FIELD
 388 #undef STATIC_OOPISH_FIELD
 389 #undef STATIC_OOP_FIELD
 390 #undef STATIC_OBJARRAYOOP_FIELD
 391 #undef STATIC_INT_FIELD
 392 #undef STATIC_BOOLEAN_FIELD
 393 #undef EMPTY_CAST
 394 
 395 void compute_offset(int &dest_offset, Klass* klass, const char* name, const char* signature, bool static_field, TRAPS);
 396 
 397 #endif // SHARE_VM_JVMCI_JVMCIJAVACLASSES_HPP