/* * Copyright (c) 2011, 2024, 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_JVMCI_JVMCIJAVACLASSES_HPP #define SHARE_JVMCI_JVMCIJAVACLASSES_HPP #include "classfile/vmSymbols.hpp" #include "jvmci/jvmciExceptions.hpp" #include "jvmci/jvmciObject.hpp" /* * This macro defines the structure of the JVMCI classes accessed from VM code. It is used to * generate accessors similar to javaClasses.hpp, but with specializations for HotSpot and JNI based * access. * * HotSpotJVMCI: This class contains accessors based on the VM internal * interface to Java. It is used for JVMCI Java code executing on the HotSpot heap. * * JNIJVMCI: This class contains JNI based accessors and is used for JVMCI * Java code executing in the JVMCI shared library. */ #define JVMCI_CLASSES_DO(start_class, \ end_class, \ char_field, \ int_field, \ boolean_field, \ long_field, \ float_field, \ object_field, \ primarray_field, \ objectarray_field, \ static_object_field, \ static_objectarray_field, \ static_int_field, \ static_boolean_field, \ jvmci_method, \ jvmci_constructor) \ start_class(Architecture, jdk_vm_ci_code_Architecture) \ object_field(Architecture, wordKind, "Ljdk/vm/ci/meta/PlatformKind;") \ end_class \ start_class(HotSpotResolvedObjectTypeImpl, jdk_vm_ci_hotspot_HotSpotResolvedObjectTypeImpl) \ long_field(HotSpotResolvedObjectTypeImpl, klassPointer) \ end_class \ start_class(HotSpotResolvedPrimitiveType, jdk_vm_ci_hotspot_HotSpotResolvedPrimitiveType) \ object_field(HotSpotResolvedPrimitiveType, mirror, "Ljdk/vm/ci/hotspot/HotSpotObjectConstantImpl;") \ object_field(HotSpotResolvedPrimitiveType, kind, "Ljdk/vm/ci/meta/JavaKind;") \ static_objectarray_field(HotSpotResolvedPrimitiveType, primitives, "[Ljdk/vm/ci/hotspot/HotSpotResolvedPrimitiveType;") \ end_class \ start_class(HotSpotResolvedJavaFieldImpl, jdk_vm_ci_hotspot_HotSpotResolvedJavaFieldImpl) \ object_field(HotSpotResolvedJavaFieldImpl, type, "Ljdk/vm/ci/meta/JavaType;") \ object_field(HotSpotResolvedJavaFieldImpl, holder, "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;") \ int_field(HotSpotResolvedJavaFieldImpl, offset) \ end_class \ start_class(FieldInfo, jdk_vm_ci_hotspot_HotSpotResolvedObjectTypeImpl_FieldInfo) \ int_field(FieldInfo, nameIndex) \ int_field(FieldInfo, signatureIndex) \ int_field(FieldInfo, offset) \ int_field(FieldInfo, classfileFlags) \ int_field(FieldInfo, internalFlags) \ int_field(FieldInfo, initializerIndex) \ jvmci_constructor(FieldInfo, "(IIIIII)V") \ end_class \ start_class(HotSpotResolvedJavaMethodImpl, jdk_vm_ci_hotspot_HotSpotResolvedJavaMethodImpl) \ long_field(HotSpotResolvedJavaMethodImpl, methodHandle) \ end_class \ start_class(HotSpotMethodData, jdk_vm_ci_hotspot_HotSpotMethodData) \ long_field(HotSpotMethodData, methodDataPointer) \ end_class \ start_class(InstalledCode, jdk_vm_ci_code_InstalledCode) \ long_field(InstalledCode, address) \ long_field(InstalledCode, entryPoint) \ long_field(InstalledCode, version) \ object_field(InstalledCode, name, "Ljava/lang/String;") \ end_class \ start_class(HotSpotInstalledCode, jdk_vm_ci_hotspot_HotSpotInstalledCode) \ int_field(HotSpotInstalledCode, size) \ long_field(HotSpotInstalledCode, codeStart) \ int_field(HotSpotInstalledCode, codeSize) \ end_class \ start_class(HotSpotNmethod, jdk_vm_ci_hotspot_HotSpotNmethod) \ boolean_field(HotSpotNmethod, isDefault) \ long_field(HotSpotNmethod, compileIdSnapshot) \ object_field(HotSpotNmethod, method, "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;") \ int_field(HotSpotNmethod, invalidationReason) \ jvmci_constructor(HotSpotNmethod, "(Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;Ljava/lang/String;ZJ)V") \ end_class \ start_class(HotSpotCompiledCode, jdk_vm_ci_hotspot_HotSpotCompiledCode) \ primarray_field(HotSpotCompiledCode, targetCode, "[B") \ primarray_field(HotSpotCompiledCode, dataSection, "[B") \ end_class \ start_class(HotSpotCompiledNmethod, jdk_vm_ci_hotspot_HotSpotCompiledNmethod) \ object_field(HotSpotCompiledNmethod, installationFailureMessage, "Ljava/lang/String;") \ int_field(HotSpotCompiledNmethod, id) \ end_class \ start_class(VMField, jdk_vm_ci_hotspot_VMField) \ object_field(VMField, name, "Ljava/lang/String;") \ object_field(VMField, type, "Ljava/lang/String;") \ long_field(VMField, offset) \ long_field(VMField, address) \ object_field(VMField, value, "Ljava/lang/Object;") \ jvmci_constructor(VMField, "(Ljava/lang/String;Ljava/lang/String;JJLjava/lang/Object;)V") \ end_class \ start_class(VMFlag, jdk_vm_ci_hotspot_VMFlag) \ object_field(VMFlag, name, "Ljava/lang/String;") \ object_field(VMFlag, type, "Ljava/lang/String;") \ object_field(VMFlag, value, "Ljava/lang/Object;") \ jvmci_constructor(VMFlag, "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/Object;)V") \ end_class \ start_class(VMIntrinsicMethod, jdk_vm_ci_hotspot_VMIntrinsicMethod) \ object_field(VMIntrinsicMethod, declaringClass, "Ljava/lang/String;") \ object_field(VMIntrinsicMethod, name, "Ljava/lang/String;") \ object_field(VMIntrinsicMethod, descriptor, "Ljava/lang/String;") \ int_field(VMIntrinsicMethod, id) \ boolean_field(VMIntrinsicMethod, isAvailable) \ boolean_field(VMIntrinsicMethod, c1Supported) \ boolean_field(VMIntrinsicMethod, c2Supported) \ jvmci_constructor(VMIntrinsicMethod, "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;IZZZ)V") \ end_class \ start_class(HotSpotCompilationRequestResult, jdk_vm_ci_hotspot_HotSpotCompilationRequestResult) \ object_field(HotSpotCompilationRequestResult, failureMessage, "Ljava/lang/String;") \ boolean_field(HotSpotCompilationRequestResult, retry) \ int_field(HotSpotCompilationRequestResult, inlinedBytecodes) \ end_class \ start_class(BytecodeFrame, jdk_vm_ci_code_BytecodeFrame) \ int_field(BytecodeFrame, numLocals) \ int_field(BytecodeFrame, numStack) \ int_field(BytecodeFrame, numLocks) \ static_int_field(BytecodeFrame, UNKNOWN_BCI) \ static_int_field(BytecodeFrame, UNWIND_BCI) \ static_int_field(BytecodeFrame, BEFORE_BCI) \ static_int_field(BytecodeFrame, AFTER_BCI) \ static_int_field(BytecodeFrame, AFTER_EXCEPTION_BCI) \ static_int_field(BytecodeFrame, INVALID_FRAMESTATE_BCI) \ end_class \ start_class(BytecodePosition, jdk_vm_ci_code_BytecodePosition) \ object_field(BytecodePosition, caller, "Ljdk/vm/ci/code/BytecodePosition;") \ object_field(BytecodePosition, method, "Ljdk/vm/ci/meta/ResolvedJavaMethod;") \ int_field(BytecodePosition, bci) \ end_class \ start_class(JavaConstant, jdk_vm_ci_meta_JavaConstant) \ static_object_field(JavaConstant, ILLEGAL, "Ljdk/vm/ci/meta/PrimitiveConstant;") \ static_object_field(JavaConstant, NULL_POINTER, "Ljdk/vm/ci/meta/JavaConstant;") \ jvmci_method(CallStaticObjectMethod, GetStaticMethodID, call_static, JVMCIObject, JavaConstant, forPrimitive, forPrimitive_signature) \ end_class \ start_class(ResolvedJavaMethod, jdk_vm_ci_meta_ResolvedJavaMethod) \ end_class \ start_class(PrimitiveConstant, jdk_vm_ci_meta_PrimitiveConstant) \ object_field(PrimitiveConstant, kind, "Ljdk/vm/ci/meta/JavaKind;") \ long_field(PrimitiveConstant, primitive) \ end_class \ start_class(HotSpotObjectConstantImpl, jdk_vm_ci_hotspot_HotSpotObjectConstantImpl) \ boolean_field(HotSpotObjectConstantImpl, compressed) \ end_class \ start_class(DirectHotSpotObjectConstantImpl, jdk_vm_ci_hotspot_DirectHotSpotObjectConstantImpl) \ object_field(DirectHotSpotObjectConstantImpl, object, "Ljava/lang/Object;") \ jvmci_constructor(DirectHotSpotObjectConstantImpl, "(Ljava/lang/Object;Z)V") \ end_class \ start_class(IndirectHotSpotObjectConstantImpl, jdk_vm_ci_hotspot_IndirectHotSpotObjectConstantImpl) \ long_field(IndirectHotSpotObjectConstantImpl, objectHandle) \ jvmci_constructor(IndirectHotSpotObjectConstantImpl, "(JZZ)V") \ end_class \ start_class(JavaKind, jdk_vm_ci_meta_JavaKind) \ char_field(JavaKind, typeChar) \ end_class \ start_class(ValueKind, jdk_vm_ci_meta_ValueKind) \ object_field(ValueKind, platformKind, "Ljdk/vm/ci/meta/PlatformKind;") \ end_class \ start_class(HotSpotStackFrameReference, jdk_vm_ci_hotspot_HotSpotStackFrameReference) \ object_field(HotSpotStackFrameReference, compilerToVM, "Ljdk/vm/ci/hotspot/CompilerToVM;") \ boolean_field(HotSpotStackFrameReference, objectsMaterialized) \ long_field(HotSpotStackFrameReference, stackPointer) \ int_field(HotSpotStackFrameReference, frameNumber) \ int_field(HotSpotStackFrameReference, bci) \ object_field(HotSpotStackFrameReference, method, "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethod;") \ objectarray_field(HotSpotStackFrameReference, locals, "[Ljava/lang/Object;") \ primarray_field(HotSpotStackFrameReference, localIsVirtual, "[Z") \ end_class \ start_class(HotSpotConstantPool, jdk_vm_ci_hotspot_HotSpotConstantPool) \ long_field(HotSpotConstantPool, constantPoolHandle) \ end_class \ start_class(HotSpotJVMCIRuntime, jdk_vm_ci_hotspot_HotSpotJVMCIRuntime) \ objectarray_field(HotSpotJVMCIRuntime, excludeFromJVMCICompilation, "[Ljava/lang/Module;") \ jvmci_method(CallNonvirtualObjectMethod, GetMethodID, call_special, JVMCIObject, HotSpotJVMCIRuntime, compileMethod, compileMethod_signature) \ jvmci_method(CallNonvirtualObjectMethod, GetMethodID, call_special, JVMCIObject, HotSpotJVMCIRuntime, isGCSupported, int_bool_signature) \ jvmci_method(CallNonvirtualObjectMethod, GetMethodID, call_special, JVMCIObject, HotSpotJVMCIRuntime, isIntrinsicSupported, int_bool_signature) \ jvmci_method(CallNonvirtualVoidMethod, GetMethodID, call_special, void, HotSpotJVMCIRuntime, bootstrapFinished, void_method_signature) \ jvmci_method(CallNonvirtualVoidMethod, GetMethodID, call_special, void, HotSpotJVMCIRuntime, shutdown, void_method_signature) \ jvmci_method(CallStaticObjectMethod, GetStaticMethodID, call_static, JVMCIObject, HotSpotJVMCIRuntime, runtime, runtime_signature) \ jvmci_method(CallObjectMethod, GetMethodID, call_virtual, JVMCIObject, HotSpotJVMCIRuntime, getCompiler, getCompiler_signature) \ jvmci_method(CallStaticObjectMethod, GetStaticMethodID, call_static, JVMCIObject, HotSpotJVMCIRuntime, exceptionToString, exceptionToString_signature) \ jvmci_method(CallStaticVoidMethod, GetStaticMethodID, call_static, void, HotSpotJVMCIRuntime, postTranslation, object_void_signature) \ end_class \ start_class(JVMCIError, jdk_vm_ci_common_JVMCIError) \ jvmci_constructor(JVMCIError, "(Ljava/lang/String;)V") \ end_class \ start_class(InspectedFrameVisitor, jdk_vm_ci_code_stack_InspectedFrameVisitor) \ end_class \ start_class(Services, jdk_vm_ci_services_Services) \ end_class \ start_class(JVMCI, jdk_vm_ci_runtime_JVMCI) \ jvmci_method(CallStaticObjectMethod, GetStaticMethodID, call_static, JVMCIObject, JVMCI, getRuntime, getRuntime_signature) \ jvmci_method(CallStaticObjectMethod, GetStaticMethodID, call_static, JVMCIObject, JVMCI, initializeRuntime, initializeRuntime_signature) \ end_class \ start_class(Object, java_lang_Object) \ end_class \ start_class(String, java_lang_String) \ end_class \ start_class(Class, java_lang_Class) \ jvmci_method(CallObjectMethod, GetMethodID, call_virtual, JVMCIObject, Class, getName, void_string_signature) \ end_class \ start_class(VMSupport, jdk_internal_vm_VMSupport) \ jvmci_method(CallStaticIntMethod, GetStaticMethodID, call_static, int, VMSupport, encodeThrowable, encodeThrowable_signature) \ jvmci_method(CallStaticVoidMethod, GetStaticMethodID, call_static, void, VMSupport, decodeAndThrowThrowable, decodeAndThrowThrowable_signature) \ end_class \ start_class(ArrayIndexOutOfBoundsException, java_lang_ArrayIndexOutOfBoundsException) \ jvmci_constructor(ArrayIndexOutOfBoundsException, "(Ljava/lang/String;)V") \ end_class \ start_class(IllegalStateException, java_lang_IllegalStateException) \ jvmci_constructor(IllegalStateException, "(Ljava/lang/String;)V") \ end_class \ start_class(NullPointerException, java_lang_NullPointerException) \ jvmci_constructor(NullPointerException, "(Ljava/lang/String;)V") \ end_class \ start_class(IllegalArgumentException, java_lang_IllegalArgumentException) \ jvmci_constructor(IllegalArgumentException, "(Ljava/lang/String;)V") \ end_class \ start_class(InternalError, java_lang_InternalError) \ jvmci_constructor(InternalError, "(Ljava/lang/String;)V") \ end_class \ start_class(OutOfMemoryError, java_lang_OutOfMemoryError) \ jvmci_constructor(OutOfMemoryError, "(Ljava/lang/String;)V") \ end_class \ start_class(NoClassDefFoundError, java_lang_NoClassDefFoundError) \ jvmci_constructor(NoClassDefFoundError, "(Ljava/lang/String;)V") \ end_class \ start_class(InvalidInstalledCodeException, jdk_vm_ci_code_InvalidInstalledCodeException) \ jvmci_constructor(InvalidInstalledCodeException, "(Ljava/lang/String;)V") \ end_class \ start_class(UnsatisfiedLinkError, java_lang_UnsatisfiedLinkError) \ jvmci_constructor(UnsatisfiedLinkError, "(Ljava/lang/String;)V") \ end_class \ start_class(UnsupportedOperationException, java_lang_UnsupportedOperationException) \ jvmci_constructor(UnsupportedOperationException, "(Ljava/lang/String;)V") \ end_class \ start_class(StackTraceElement, java_lang_StackTraceElement) \ object_field(StackTraceElement, declaringClass, "Ljava/lang/String;") \ object_field(StackTraceElement, methodName, "Ljava/lang/String;") \ object_field(StackTraceElement, fileName, "Ljava/lang/String;") \ int_field(StackTraceElement, lineNumber) \ jvmci_constructor(StackTraceElement, "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;I)V") \ end_class \ start_class(Throwable, java_lang_Throwable) \ object_field(Throwable, detailMessage, "Ljava/lang/String;") \ end_class \ /* end*/ class JVMCICompiler; class JVMCIEnv; #define START_CLASS(simpleClassName, fullClassName) \ class simpleClassName { \ friend class JVMCIEnv; \ static void initialize(JVMCI_TRAPS); \ static bool is_instance(JVMCIEnv* jvmciEnv, JVMCIObject object); \ #define END_CLASS }; #define EMPTY_CAST #define CHAR_FIELD(simpleClassName, name) FIELD(simpleClassName, name, jchar) #define INT_FIELD(simpleClassName, name) FIELD(simpleClassName, name, jint) #define BOOLEAN_FIELD(simpleClassName, name) FIELD(simpleClassName, name, jboolean) #define LONG_FIELD(simpleClassName, name) FIELD(simpleClassName, name, jlong) #define FLOAT_FIELD(simpleClassName, name) FIELD(simpleClassName, name, jfloat) #define OBJECT_FIELD(simpleClassName, name, signature) OOPISH_FIELD(simpleClassName, name, JVMCIObject, oop) #define OBJECTARRAY_FIELD(simpleClassName, name, signature) OOPISH_FIELD(simpleClassName, name, JVMCIObjectArray, objArrayOop) #define PRIMARRAY_FIELD(simpleClassName, name, signature) OOPISH_FIELD(simpleClassName, name, JVMCIPrimitiveArray, typeArrayOop) #define STATIC_INT_FIELD(simpleClassName, name) STATIC_FIELD(simpleClassName, name, jint) #define STATIC_BOOLEAN_FIELD(simpleClassName, name) STATIC_FIELD(simpleClassName, name, jboolean) #define STATIC_OBJECT_FIELD(simpleClassName, name, signature) STATIC_OOPISH_FIELD(simpleClassName, name, JVMCIObject, oop) #define STATIC_OBJECTARRAY_FIELD(simpleClassName, name, signature) STATIC_OOPISH_FIELD(simpleClassName, name, JVMCIObjectArray, objArrayOop) #define HS_START_CLASS(simpleClassName, fullClassName) \ START_CLASS(simpleClassName, fullClassName) \ friend class HotSpotJVMCI; \ private: \ static void check(oop obj, const char* field_name, int offset); \ static InstanceKlass* _klass; \ public: \ static InstanceKlass* klass() { assert(_klass != nullptr, "uninit"); return _klass; } \ static Symbol* symbol() { return vmSymbols::fullClassName(); } #define FIELD(simpleClassName, name, type) \ private: \ static int _##name##_offset; \ public: \ static type get_ ## name(JVMCIEnv* env, JVMCIObject obj) { return name(env, resolve(obj)); } \ static void set_ ## name(JVMCIEnv* env, JVMCIObject obj, type x) { set_ ## name(env, resolve(obj), x); } \ static type name(JVMCIEnv* env, oop obj); \ static void set_ ## name(JVMCIEnv* env, oop obj, type x); #define OOPISH_FIELD(simpleClassName, name, type, hstype) \ private: \ static int _##name##_offset; \ public: \ static type get_ ## name(JVMCIEnv* env, JVMCIObject obj) { return (type) wrap(name(env, resolve(obj))); } \ static void set_ ## name(JVMCIEnv* env, JVMCIObject obj, type x) { set_ ## name(env, resolve(obj), (hstype) resolve(x)); } \ static hstype name(JVMCIEnv* env, oop obj); \ static void set_ ## name(JVMCIEnv* env, oop obj, hstype x); #define STATIC_FIELD(simpleClassName, name, type) \ private: \ static int _##name##_offset; \ public: \ static type get_ ## name(JVMCIEnv* env); \ static void set_ ## name(JVMCIEnv* env, type x); #define STATIC_OOPISH_FIELD(simpleClassName, name, type, hstype) \ private: \ static int _##name##_offset; \ public: \ static type get_ ## name(JVMCIEnv* env) { return (type) wrap(name(env)); } \ static void set_ ## name(JVMCIEnv* env, type x) { set_ ## name(env, (hstype) resolve(x)); } \ static hstype name(JVMCIEnv* env); \ static void set_ ## name(JVMCIEnv* env, hstype hstype); #define METHOD(jniCallType, jniGetMethod, hsCallType, returnType, simpleClassName, methodName, signatureSymbolName) #define CONSTRUCTOR(className, signature) /** * VM internal interface to Java classes, methods and objects. For example: * * class HotSpotJVMCI { * ... * class Architecture { * static void initialize(JVMCIEnv* env); * static bool is_instance(JVMCIEnv* env, JVMCIObject object); * private: * static void check(oop obj, const char *field_name, int offset); * public: * static InstanceKlass *klass() { ... } * static Symbol *symbol() { return vmSymbols::jdk_vm_ci_code_Architecture(); } * private: * static int _wordKind_offset; * public: * static JVMCIObject get_wordKind(JVMCIEnv *env, JVMCIObject obj) { ... } * static void set_wordKind(JVMCIEnv *env, JVMCIObject obj, JVMCIObject x) { ... } * static oop wordKind(JVMCIEnv *env, oop obj); * static void set_wordKind(JVMCIEnv *env, oop obj, oop x); * } * ... * }; */ class HotSpotJVMCI { friend class JVMCIEnv; public: static oop resolve(JVMCIObject obj); static arrayOop resolve(JVMCIArray obj); static objArrayOop resolve(JVMCIObjectArray obj); static typeArrayOop resolve(JVMCIPrimitiveArray obj); static JVMCIObject wrap(jobject obj) { return JVMCIObject(obj, true); } static JVMCIObject wrap(oop obj); static inline Method* asMethod(JVMCIEnv* env, oop jvmci_method) { return *(Method**) HotSpotResolvedJavaMethodImpl::methodHandle(env, jvmci_method); } static inline ConstantPool* asConstantPool(JVMCIEnv* env, oop jvmci_constant_pool) { return *(ConstantPool**) HotSpotConstantPool::constantPoolHandle(env, jvmci_constant_pool); } static void compute_offsets(TRAPS); static void compute_offset(int &dest_offset, Klass* klass, const char* name, const char* signature, bool static_field, TRAPS); JVMCI_CLASSES_DO(HS_START_CLASS, END_CLASS, CHAR_FIELD, INT_FIELD, BOOLEAN_FIELD, LONG_FIELD, FLOAT_FIELD, OBJECT_FIELD, PRIMARRAY_FIELD, OBJECTARRAY_FIELD, STATIC_OBJECT_FIELD, STATIC_OBJECTARRAY_FIELD, STATIC_INT_FIELD, STATIC_BOOLEAN_FIELD, METHOD, CONSTRUCTOR) }; #undef HS_START_CLASS #define JNI_START_CLASS(simpleClassName, fullClassName) \ START_CLASS(simpleClassName, fullClassName) \ friend class JNIJVMCI; \ private: \ static void check(JVMCIEnv* jvmciEnv, JVMCIObject obj, const char* field_name, jfieldID offset); \ static jclass _class; \ public: \ static jclass clazz() { assert(_class != nullptr, #fullClassName " uninitialized"); return _class; } \ static jclass fullClassName ##_class() { assert(_class != nullptr, "uninit"); return _class; } #undef METHOD #undef CONSTRUCTOR #undef FIELD #undef OOPISH_FIELD #undef STATIC_FIELD #undef STATIC_OOPISH_FIELD #define FIELD(simpleClassName, name, type) \ private: \ static jfieldID _##name##_field_id; \ public: \ static type get_ ## name(JVMCIEnv* jvmciEnv, JVMCIObject obj); \ static void set_ ## name(JVMCIEnv* jvmciEnv, JVMCIObject obj, type x); #define OOPISH_FIELD(simpleClassName, name, type, hstype) \ FIELD(simpleClassName, name, type) #define STATIC_FIELD(simpleClassName, name, type) \ private: \ static jfieldID _##name##_field_id; \ public: \ static type get_ ## name(JVMCIEnv* jvmciEnv); \ static void set_ ## name(JVMCIEnv* jvmciEnv, type x); #define STATIC_OOPISH_FIELD(simpleClassName, name, type, hstype) \ STATIC_FIELD(simpleClassName, name, type) #define METHOD(jniCallType, jniGetMethod, hsCallType, returnType, className, methodName, signatureSymbolName) \ public: \ static jmethodID methodName##_method() { return _##methodName##_method; } \ private: \ static jmethodID _##methodName##_method; #define CONSTRUCTOR(className, signature) \ public: \ static jmethodID constructor() { return _constructor; } \ private: \ static jmethodID _constructor; /** * JNI based interface to Java classes, methods and objects. For example: * * class JNIJVMCI { * ... * class Architecture { * static void initialize(JVMCIEnv* env); * static bool is_instance(JVMCIEnv* env, JVMCIObject object); * private: * static void check(oop obj, const char *field_name, int offset); * static jclass _class; * public: * static jclass clazz() { return _class; } * static jclass jdk_vm_ci_code_Architecture_class() { return _class; } * private: * static jfieldID _wordKind_field_id; * public: * static JVMCIObject get_wordKind(JVMCIEnv *env, JVMCIObject obj) { ... } * static void set_wordKind(JVMCIEnv *env, JVMCIObject obj, JVMCIObject x) { ... } * } * ... * }; */ class JNIJVMCI { friend class JVMCIEnv; static jclass _byte_array; static jclass _box_classes[T_CONFLICT+1]; static jfieldID _box_fields[T_CONFLICT+1]; static jmethodID _box_constructors[T_CONFLICT+1]; static jmethodID _Class_getName_method; static jmethodID _HotSpotResolvedJavaMethodImpl_fromMetaspace_method; static jmethodID _HotSpotConstantPool_fromMetaspace_method; static jmethodID _HotSpotResolvedObjectTypeImpl_fromMetaspace_method; static jmethodID _HotSpotResolvedPrimitiveType_fromMetaspace_method; public: static jmethodID Class_getName_method() { return _Class_getName_method; } static jclass byte_array() { assert(_byte_array != nullptr, "uninit"); return _byte_array; } static jclass box_class(BasicType type) { assert(_box_classes[type]!= nullptr, "uninit"); return _box_classes[type]; } static jfieldID box_field(BasicType type) { assert(_box_fields[type]!= nullptr, "uninit"); return _box_fields[type]; } static jmethodID box_constructor(BasicType type) { assert(_box_constructors[type]!= nullptr, "uninit"); return _box_constructors[type]; } static jmethodID HotSpotResolvedJavaMethodImpl_fromMetaspace_method() { assert(_HotSpotResolvedJavaMethodImpl_fromMetaspace_method != nullptr, "uninit"); return _HotSpotResolvedJavaMethodImpl_fromMetaspace_method; } static jmethodID HotSpotConstantPool_fromMetaspace_method() { assert(_HotSpotConstantPool_fromMetaspace_method != nullptr, "uninit"); return _HotSpotConstantPool_fromMetaspace_method; } static jmethodID HotSpotResolvedObjectTypeImpl_fromMetaspace_method() { assert(_HotSpotResolvedObjectTypeImpl_fromMetaspace_method != nullptr, "uninit"); return _HotSpotResolvedObjectTypeImpl_fromMetaspace_method; } static jmethodID HotSpotResolvedPrimitiveType_fromMetaspace_method() { assert(_HotSpotResolvedPrimitiveType_fromMetaspace_method != nullptr, "uninit"); return _HotSpotResolvedPrimitiveType_fromMetaspace_method; } static void initialize_ids(JNIEnv* env); static void initialize_field_id(JNIEnv* env, jfieldID &dest_offset, jclass klass, const char* klass_name, const char* name, const char* signature, bool static_field); static void register_natives(JNIEnv* env); static jobject resolve_handle(JVMCIObject obj) { return obj.as_jobject(); } static JVMCIObject wrap(jobject obj) { return JVMCIObject(obj, false); } JVMCI_CLASSES_DO(JNI_START_CLASS, END_CLASS, CHAR_FIELD, INT_FIELD, BOOLEAN_FIELD, LONG_FIELD, FLOAT_FIELD, OBJECT_FIELD, PRIMARRAY_FIELD, OBJECTARRAY_FIELD, STATIC_OBJECT_FIELD, STATIC_OBJECTARRAY_FIELD, STATIC_INT_FIELD, STATIC_BOOLEAN_FIELD, METHOD, CONSTRUCTOR) }; #undef JNI_START_CLASS #undef START_CLASS #undef END_CLASS #undef METHOD #undef CONSTRUCTOR #undef FIELD #undef CHAR_FIELD #undef INT_FIELD #undef BOOLEAN_FIELD #undef LONG_FIELD #undef FLOAT_FIELD #undef OBJECT_FIELD #undef PRIMARRAY_FIELD #undef OBJECTARRAY_FIELD #undef FIELD #undef OOPISH_FIELD #undef STATIC_FIELD #undef STATIC_OOPISH_FIELD #undef STATIC_FIELD #undef STATIC_OBJECT_FIELD #undef STATIC_OBJECTARRAY_FIELD #undef STATIC_INT_FIELD #undef STATIC_BOOLEAN_FIELD #undef STATIC_PRIMITIVE_FIELD #undef EMPTY_CAST #endif // SHARE_JVMCI_JVMCIJAVACLASSES_HPP