/* * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ #ifndef SHARE_VM_JVMCI_JVMCIJAVACLASSES_HPP #define SHARE_VM_JVMCI_JVMCIJAVACLASSES_HPP #include "classfile/systemDictionary.hpp" #include "oops/instanceMirrorKlass.hpp" class JVMCIJavaClasses : AllStatic { public: static void compute_offsets(TRAPS); }; /* This macro defines the structure of the CompilationResult - classes. * It will generate classes with accessors similar to javaClasses.hpp, but with specializations for oops, Handles and jni handles. * * The public interface of these classes will look like this: * class StackSlot : AllStatic { * public: * static Klass* klass(); * static jint index(oop obj); * static jint index(Handle obj); * static jint index(jobject obj); * static void set_index(oop obj, jint x); * static void set_index(Handle obj, jint x); * static void set_index(jobject obj, jint x); * }; * */ #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) \ start_class(Architecture) \ oop_field(Architecture, wordKind, "Ljdk/vm/ci/meta/PlatformKind;") \ end_class \ start_class(TargetDescription) \ oop_field(TargetDescription, arch, "Ljdk/vm/ci/code/Architecture;") \ end_class \ start_class(HotSpotResolvedObjectTypeImpl) \ oop_field(HotSpotResolvedObjectTypeImpl, javaClass, "Ljava/lang/Class;") \ end_class \ start_class(HotSpotResolvedJavaMethodImpl) \ long_field(HotSpotResolvedJavaMethodImpl, metaspaceMethod) \ end_class \ start_class(InstalledCode) \ long_field(InstalledCode, address) \ long_field(InstalledCode, entryPoint) \ long_field(InstalledCode, version) \ oop_field(InstalledCode, name, "Ljava/lang/String;") \ end_class \ start_class(HotSpotInstalledCode) \ int_field(HotSpotInstalledCode, size) \ long_field(HotSpotInstalledCode, codeStart) \ int_field(HotSpotInstalledCode, codeSize) \ end_class \ start_class(HotSpotNmethod) \ boolean_field(HotSpotNmethod, isDefault) \ end_class \ start_class(HotSpotCompiledCode) \ oop_field(HotSpotCompiledCode, name, "Ljava/lang/String;") \ objArrayOop_field(HotSpotCompiledCode, sites, "[Ljdk/vm/ci/code/CompilationResult$Site;") \ objArrayOop_field(HotSpotCompiledCode, exceptionHandlers, "[Ljdk/vm/ci/code/CompilationResult$ExceptionHandler;") \ objArrayOop_field(HotSpotCompiledCode, comments, "[Ljdk/vm/ci/hotspot/HotSpotCompiledCode$Comment;") \ objArrayOop_field(HotSpotCompiledCode, assumptions, "[Ljdk/vm/ci/meta/Assumptions$Assumption;") \ typeArrayOop_field(HotSpotCompiledCode, targetCode, "[B") \ int_field(HotSpotCompiledCode, targetCodeSize) \ typeArrayOop_field(HotSpotCompiledCode, dataSection, "[B") \ int_field(HotSpotCompiledCode, dataSectionAlignment) \ objArrayOop_field(HotSpotCompiledCode, dataSectionPatches, "[Ljdk/vm/ci/code/CompilationResult$DataPatch;") \ boolean_field(HotSpotCompiledCode, isImmutablePIC) \ int_field(HotSpotCompiledCode, totalFrameSize) \ int_field(HotSpotCompiledCode, customStackAreaOffset) \ objArrayOop_field(HotSpotCompiledCode, methods, "[Ljdk/vm/ci/meta/ResolvedJavaMethod;") \ end_class \ start_class(HotSpotCompiledCode_Comment) \ oop_field(HotSpotCompiledCode_Comment, text, "Ljava/lang/String;") \ int_field(HotSpotCompiledCode_Comment, pcOffset) \ end_class \ start_class(HotSpotCompiledNmethod) \ oop_field(HotSpotCompiledNmethod, method, "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethod;") \ oop_field(HotSpotCompiledNmethod, installationFailureMessage, "Ljava/lang/String;") \ int_field(HotSpotCompiledNmethod, entryBCI) \ int_field(HotSpotCompiledNmethod, id) \ long_field(HotSpotCompiledNmethod, jvmciEnv) \ boolean_field(HotSpotCompiledNmethod, hasUnsafeAccess) \ end_class \ start_class(HotSpotJVMCIMetaAccessContext) \ static_objArrayOop_field(HotSpotJVMCIMetaAccessContext, allContexts, "[Ljava/lang/ref/WeakReference;") \ objArrayOop_field(HotSpotJVMCIMetaAccessContext, metadataRoots, "[Ljava/lang/Object;") \ end_class \ start_class(HotSpotForeignCallTarget) \ long_field(HotSpotForeignCallTarget, address) \ end_class \ start_class(Assumptions_NoFinalizableSubclass) \ oop_field(Assumptions_NoFinalizableSubclass, receiverType, "Ljdk/vm/ci/meta/ResolvedJavaType;") \ end_class \ start_class(Assumptions_ConcreteSubtype) \ oop_field(Assumptions_ConcreteSubtype, context, "Ljdk/vm/ci/meta/ResolvedJavaType;") \ oop_field(Assumptions_ConcreteSubtype, subtype, "Ljdk/vm/ci/meta/ResolvedJavaType;") \ end_class \ start_class(Assumptions_LeafType) \ oop_field(Assumptions_LeafType, context, "Ljdk/vm/ci/meta/ResolvedJavaType;") \ end_class \ start_class(Assumptions_ConcreteMethod) \ oop_field(Assumptions_ConcreteMethod, method, "Ljdk/vm/ci/meta/ResolvedJavaMethod;") \ oop_field(Assumptions_ConcreteMethod, context, "Ljdk/vm/ci/meta/ResolvedJavaType;") \ oop_field(Assumptions_ConcreteMethod, impl, "Ljdk/vm/ci/meta/ResolvedJavaMethod;") \ end_class \ start_class(Assumptions_CallSiteTargetValue) \ oop_field(Assumptions_CallSiteTargetValue, callSite, "Ljava/lang/invoke/CallSite;") \ oop_field(Assumptions_CallSiteTargetValue, methodHandle, "Ljava/lang/invoke/MethodHandle;") \ end_class \ start_class(CompilationResult_Site) \ int_field(CompilationResult_Site, pcOffset) \ end_class \ start_class(CompilationResult_Call) \ oop_field(CompilationResult_Call, target, "Ljdk/vm/ci/meta/InvokeTarget;") \ oop_field(CompilationResult_Call, debugInfo, "Ljdk/vm/ci/code/DebugInfo;") \ end_class \ start_class(CompilationResult_DataPatch) \ oop_field(CompilationResult_DataPatch, reference, "Ljdk/vm/ci/code/CompilationResult$Reference;") \ end_class \ start_class(CompilationResult_ConstantReference) \ oop_field(CompilationResult_ConstantReference, constant, "Ljdk/vm/ci/meta/VMConstant;") \ end_class \ start_class(CompilationResult_DataSectionReference) \ int_field(CompilationResult_DataSectionReference, offset) \ end_class \ start_class(InfopointReason) \ static_oop_field(InfopointReason, SAFEPOINT, "Ljdk/vm/ci/code/InfopointReason;") \ static_oop_field(InfopointReason, CALL, "Ljdk/vm/ci/code/InfopointReason;") \ static_oop_field(InfopointReason, IMPLICIT_EXCEPTION, "Ljdk/vm/ci/code/InfopointReason;") \ end_class \ start_class(CompilationResult_Infopoint) \ oop_field(CompilationResult_Infopoint, debugInfo, "Ljdk/vm/ci/code/DebugInfo;") \ oop_field(CompilationResult_Infopoint, reason, "Ljdk/vm/ci/code/InfopointReason;") \ end_class \ start_class(CompilationResult_ExceptionHandler) \ int_field(CompilationResult_ExceptionHandler, handlerPos) \ end_class \ start_class(CompilationResult_Mark) \ oop_field(CompilationResult_Mark, id, "Ljava/lang/Object;") \ end_class \ start_class(DebugInfo) \ oop_field(DebugInfo, bytecodePosition, "Ljdk/vm/ci/code/BytecodePosition;") \ oop_field(DebugInfo, referenceMap, "Ljdk/vm/ci/code/ReferenceMap;") \ oop_field(DebugInfo, calleeSaveInfo, "Ljdk/vm/ci/code/RegisterSaveLayout;") \ objArrayOop_field(DebugInfo, virtualObjectMapping, "[Ljdk/vm/ci/code/VirtualObject;") \ end_class \ start_class(HotSpotReferenceMap) \ objArrayOop_field(HotSpotReferenceMap, objects, "[Ljdk/vm/ci/code/Location;") \ objArrayOop_field(HotSpotReferenceMap, derivedBase, "[Ljdk/vm/ci/code/Location;") \ typeArrayOop_field(HotSpotReferenceMap, sizeInBytes, "[I") \ int_field(HotSpotReferenceMap, maxRegisterSize) \ end_class \ start_class(RegisterSaveLayout) \ objArrayOop_field(RegisterSaveLayout, registers, "[Ljdk/vm/ci/code/Register;") \ typeArrayOop_field(RegisterSaveLayout, slots, "[I") \ end_class \ start_class(BytecodeFrame) \ objArrayOop_field(BytecodeFrame, values, "[Ljdk/vm/ci/meta/JavaValue;") \ objArrayOop_field(BytecodeFrame, slotKinds, "[Ljdk/vm/ci/meta/JavaKind;") \ int_field(BytecodeFrame, numLocals) \ int_field(BytecodeFrame, numStack) \ int_field(BytecodeFrame, numLocks) \ boolean_field(BytecodeFrame, rethrowException) \ boolean_field(BytecodeFrame, duringCall) \ static_int_field(BytecodeFrame, BEFORE_BCI) \ end_class \ start_class(BytecodePosition) \ oop_field(BytecodePosition, caller, "Ljdk/vm/ci/code/BytecodePosition;") \ oop_field(BytecodePosition, method, "Ljdk/vm/ci/meta/ResolvedJavaMethod;") \ int_field(BytecodePosition, bci) \ end_class \ start_class(JavaConstant) \ end_class \ start_class(PrimitiveConstant) \ oop_field(PrimitiveConstant, kind, "Ljdk/vm/ci/meta/JavaKind;") \ long_field(PrimitiveConstant, primitive) \ end_class \ start_class(RawConstant) \ long_field(RawConstant, primitive) \ end_class \ start_class(NullConstant) \ end_class \ start_class(HotSpotCompressedNullConstant) \ end_class \ start_class(HotSpotObjectConstantImpl) \ oop_field(HotSpotObjectConstantImpl, object, "Ljava/lang/Object;") \ boolean_field(HotSpotObjectConstantImpl, compressed) \ end_class \ start_class(HotSpotMetaspaceConstantImpl) \ oop_field(HotSpotMetaspaceConstantImpl, metaspaceObject, "Ljdk/vm/ci/hotspot/MetaspaceWrapperObject;") \ boolean_field(HotSpotMetaspaceConstantImpl, compressed) \ end_class \ start_class(HotSpotSentinelConstant) \ end_class \ start_class(JavaKind) \ char_field(JavaKind, typeChar) \ static_oop_field(JavaKind, Boolean, "Ljdk/vm/ci/meta/JavaKind;"); \ static_oop_field(JavaKind, Byte, "Ljdk/vm/ci/meta/JavaKind;"); \ static_oop_field(JavaKind, Char, "Ljdk/vm/ci/meta/JavaKind;"); \ static_oop_field(JavaKind, Short, "Ljdk/vm/ci/meta/JavaKind;"); \ static_oop_field(JavaKind, Int, "Ljdk/vm/ci/meta/JavaKind;"); \ static_oop_field(JavaKind, Long, "Ljdk/vm/ci/meta/JavaKind;"); \ end_class \ start_class(LIRKind) \ oop_field(LIRKind, platformKind, "Ljdk/vm/ci/meta/PlatformKind;") \ int_field(LIRKind, referenceMask) \ end_class \ start_class(Value) \ oop_field(Value, lirKind, "Ljdk/vm/ci/meta/LIRKind;") \ static_oop_field(Value, ILLEGAL, "Ljdk/vm/ci/meta/AllocatableValue;"); \ end_class \ start_class(RegisterValue) \ oop_field(RegisterValue, reg, "Ljdk/vm/ci/code/Register;") \ end_class \ start_class(code_Location) \ oop_field(code_Location, reg, "Ljdk/vm/ci/code/Register;") \ int_field(code_Location, offset) \ end_class \ start_class(code_Register) \ int_field(code_Register, number) \ int_field(code_Register, encoding) \ end_class \ start_class(StackSlot) \ int_field(StackSlot, offset) \ boolean_field(StackSlot, addFrameSize) \ end_class \ start_class(VirtualObject) \ int_field(VirtualObject, id) \ oop_field(VirtualObject, type, "Ljdk/vm/ci/meta/ResolvedJavaType;") \ objArrayOop_field(VirtualObject, values, "[Ljdk/vm/ci/meta/JavaValue;") \ objArrayOop_field(VirtualObject, slotKinds, "[Ljdk/vm/ci/meta/JavaKind;") \ end_class \ start_class(StackLockValue) \ oop_field(StackLockValue, owner, "Ljdk/vm/ci/meta/JavaValue;") \ oop_field(StackLockValue, slot, "Ljdk/vm/ci/meta/AllocatableValue;") \ boolean_field(StackLockValue, eliminated) \ end_class \ start_class(HotSpotSpeculationLog) \ oop_field(HotSpotSpeculationLog, lastFailed, "Ljava/lang/Object;") \ end_class \ start_class(HotSpotStackFrameReference) \ oop_field(HotSpotStackFrameReference, compilerToVM, "Ljdk/vm/ci/hotspot/CompilerToVM;") \ long_field(HotSpotStackFrameReference, stackPointer) \ int_field(HotSpotStackFrameReference, frameNumber) \ int_field(HotSpotStackFrameReference, bci) \ oop_field(HotSpotStackFrameReference, method, "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethod;") \ objArrayOop_field(HotSpotStackFrameReference, locals, "[Ljava/lang/Object;") \ typeArrayOop_field(HotSpotStackFrameReference, localIsVirtual, "[Z") \ end_class \ start_class(HotSpotMetaData) \ typeArrayOop_field(HotSpotMetaData, pcDescBytes, "[B") \ typeArrayOop_field(HotSpotMetaData, scopesDescBytes, "[B") \ typeArrayOop_field(HotSpotMetaData, relocBytes, "[B") \ typeArrayOop_field(HotSpotMetaData, exceptionBytes, "[B") \ typeArrayOop_field(HotSpotMetaData, oopMaps, "[B") \ objArrayOop_field(HotSpotMetaData, metadata, "[Ljava/lang/String;") \ end_class \ start_class(HotSpotOopMap) \ int_field(HotSpotOopMap, offset) \ int_field(HotSpotOopMap, count) \ typeArrayOop_field(HotSpotOopMap, data, "[B") \ end_class \ start_class(HotSpotConstantPool) \ long_field(HotSpotConstantPool, metaspaceConstantPool) \ end_class \ start_class(HotSpotJVMCIRuntime) \ objArrayOop_field(HotSpotJVMCIRuntime, trivialPrefixes, "[Ljava/lang/String;") \ end_class \ /* end*/ #define START_CLASS(name) \ class name : AllStatic { \ private: \ friend class JVMCICompiler; \ static void check(oop obj, const char* field_name, int offset) { \ assert(obj != NULL, "NULL field access of %s.%s", #name, field_name); \ assert(obj->is_a(SystemDictionary::name##_klass()), "wrong class, " #name " expected, found %s", obj->klass()->external_name()); \ assert(offset != 0, "must be valid offset"); \ } \ static void compute_offsets(TRAPS); \ public: \ static InstanceKlass* klass() { return SystemDictionary::name##_klass(); } #define END_CLASS }; #define FIELD(name, type, accessor, cast) \ static int _##name##_offset; \ static type name(oop obj) { check(obj, #name, _##name##_offset); return cast obj->accessor(_##name##_offset); } \ static type name(Handle obj) { check(obj(), #name, _##name##_offset); return cast obj->accessor(_##name##_offset); } \ static type name(jobject obj) { check(JNIHandles::resolve(obj), #name, _##name##_offset); return cast JNIHandles::resolve(obj)->accessor(_##name##_offset); } \ static void set_##name(oop obj, type x) { check(obj, #name, _##name##_offset); obj->accessor##_put(_##name##_offset, x); } \ static void set_##name(Handle obj, type x) { check(obj(), #name, _##name##_offset); obj->accessor##_put(_##name##_offset, x); } \ static void set_##name(jobject obj, type x) { check(JNIHandles::resolve(obj), #name, _##name##_offset); JNIHandles::resolve(obj)->accessor##_put(_##name##_offset, x); } #define EMPTY_CAST #define CHAR_FIELD(klass, name) FIELD(name, jchar, char_field, EMPTY_CAST) #define INT_FIELD(klass, name) FIELD(name, jint, int_field, EMPTY_CAST) #define BOOLEAN_FIELD(klass, name) FIELD(name, jboolean, bool_field, EMPTY_CAST) #define LONG_FIELD(klass, name) FIELD(name, jlong, long_field, EMPTY_CAST) #define FLOAT_FIELD(klass, name) FIELD(name, jfloat, float_field, EMPTY_CAST) #define OOP_FIELD(klass, name, signature) FIELD(name, oop, obj_field, EMPTY_CAST) #define OBJARRAYOOP_FIELD(klass, name, signature) FIELD(name, objArrayOop, obj_field, (objArrayOop)) #define TYPEARRAYOOP_FIELD(klass, name, signature) FIELD(name, typeArrayOop, obj_field, (typeArrayOop)) #define STATIC_OOP_FIELD(klassName, name, signature) STATIC_OOPISH_FIELD(klassName, name, oop, signature) #define STATIC_OBJARRAYOOP_FIELD(klassName, name, signature) STATIC_OOPISH_FIELD(klassName, name, objArrayOop, signature) #define STATIC_OOPISH_FIELD(klassName, name, type, signature) \ static int _##name##_offset; \ static type name() { \ assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \ InstanceKlass* ik = klassName::klass(); \ address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \ if (UseCompressedOops) { \ return (type) oopDesc::load_decode_heap_oop((narrowOop *)addr); \ } else { \ return (type) oopDesc::load_decode_heap_oop((oop*)addr); \ } \ } \ static void set_##name(type x) { \ assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \ assert(klassName::klass() != NULL, "Class not yet loaded: " #klassName); \ InstanceKlass* ik = klassName::klass(); \ address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \ if (UseCompressedOops) { \ oop_store((narrowOop *)addr, x); \ } else { \ oop_store((oop*)addr, x); \ } \ } #define STATIC_PRIMITIVE_FIELD(klassName, name, jtypename) \ static int _##name##_offset; \ static jtypename name() { \ assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \ InstanceKlass* ik = klassName::klass(); \ address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \ return *((jtypename *)addr); \ } \ static void set_##name(jtypename x) { \ assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \ InstanceKlass* ik = klassName::klass(); \ address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \ *((jtypename *)addr) = x; \ } #define STATIC_INT_FIELD(klassName, name) STATIC_PRIMITIVE_FIELD(klassName, name, jint) #define STATIC_BOOLEAN_FIELD(klassName, name) STATIC_PRIMITIVE_FIELD(klassName, name, jboolean) 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) #undef START_CLASS #undef END_CLASS #undef FIELD #undef CHAR_FIELD #undef INT_FIELD #undef BOOLEAN_FIELD #undef LONG_FIELD #undef FLOAT_FIELD #undef OOP_FIELD #undef TYPEARRAYOOP_FIELD #undef OBJARRAYOOP_FIELD #undef STATIC_OOPISH_FIELD #undef STATIC_OOP_FIELD #undef STATIC_OBJARRAYOOP_FIELD #undef STATIC_INT_FIELD #undef STATIC_BOOLEAN_FIELD #undef EMPTY_CAST void compute_offset(int &dest_offset, Klass* klass, const char* name, const char* signature, bool static_field, TRAPS); #endif // SHARE_VM_JVMCI_JVMCIJAVACLASSES_HPP