src/hotspot/share/jvmci/jvmciJavaClasses.cpp
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*** old/src/hotspot/share/jvmci/jvmciJavaClasses.cpp Thu Mar 28 11:22:51 2019
--- new/src/hotspot/share/jvmci/jvmciJavaClasses.cpp Thu Mar 28 11:22:50 2019
*** 1,7 ****
--- 1,7 ----
/*
! * Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved.
! * Copyright (c) 2011, 2019, 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.
*** 21,169 ****
--- 21,612 ----
* questions.
*/
#include "precompiled.hpp"
#include "classfile/symbolTable.hpp"
+ #include "interpreter/linkResolver.hpp"
+ #include "jvmci/jvmciEnv.hpp"
#include "jvmci/jvmciJavaClasses.hpp"
+ #include "jvmci/jvmciRuntime.hpp"
#include "memory/resourceArea.hpp"
#include "oops/oop.inline.hpp"
#include "runtime/jniHandles.inline.hpp"
#include "runtime/fieldDescriptor.inline.hpp"
+ // ------------------------------------------------------------------
// This macro expands for non-inline functions, in class declarations.
+ /**
+ * Computes the field offset of a static or instance field.
+ * It looks up the name and signature symbols without creating new ones;
+ * all the symbols of these classes need to be already loaded.
+ */
+ void HotSpotJVMCI::compute_offset(int &dest_offset, Klass* klass, const char* name, const char* signature, bool static_field, TRAPS) {
+ InstanceKlass* ik = InstanceKlass::cast(klass);
+ Symbol* name_symbol = SymbolTable::probe(name, (int)strlen(name));
+ Symbol* signature_symbol = SymbolTable::probe(signature, (int)strlen(signature));
+ if (name_symbol == NULL || signature_symbol == NULL) {
+ #ifndef PRODUCT
+ ik->print_on(tty);
+ #endif
+ fatal("symbol with name %s and signature %s was not found in symbol table (klass=%s)", name, signature, klass->name()->as_C_string());
+ }
#define START_CLASS(name) \
void name::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"); \
+ fieldDescriptor fd;
+ if (!ik->find_field(name_symbol, signature_symbol, &fd)) {
+ ResourceMark rm;
+ fatal("Could not find field %s.%s with signature %s", ik->external_name(), name, signature);
}
+ guarantee(fd.is_static() == static_field, "static/instance mismatch");
+ dest_offset = fd.offset();
+ assert(dest_offset != 0, "must be valid offset");
+ if (static_field) {
+ // Must ensure classes for static fields are initialized as the
+ // accessor itself does not include a class initialization check.
+ ik->initialize(CHECK);
+ }
+ }
+
+ #ifndef PRODUCT
+ static void check_resolve_method(const char* call_type, Klass* resolved_klass, Symbol* method_name, Symbol* method_signature, TRAPS) {
+ methodHandle method;
+ LinkInfo link_info(resolved_klass, method_name, method_signature, NULL, LinkInfo::skip_access_check);
+ if (strcmp(call_type, "call_static") == 0) {
+ method = LinkResolver::resolve_static_call_or_null(link_info);
+ } else if (strcmp(call_type, "call_virtual") == 0) {
+ method = LinkResolver::resolve_virtual_call_or_null(resolved_klass, link_info);
+ } else if (strcmp(call_type, "call_special") == 0) {
+ method = LinkResolver::resolve_special_call_or_null(link_info);
+ } else {
+ fatal("Unknown or unsupported call type: %s", call_type);
+ }
+ if (method.is_null()) {
+ fatal("Could not resolve %s.%s%s", resolved_klass->external_name(), method_name->as_C_string(), method_signature->as_C_string());
+ }
+ }
+ #endif
+
+ jclass JNIJVMCI::_box_classes[T_CONFLICT+1];
+ jclass JNIJVMCI::_byte_array;
+ jfieldID JNIJVMCI::_box_fields[T_CONFLICT+1];
+ jmethodID JNIJVMCI::_box_constructors[T_CONFLICT+1];
+ jmethodID JNIJVMCI::_Class_getName_method;
+
+ jmethodID JNIJVMCI::_HotSpotResolvedJavaMethodImpl_fromMetaspace_method;
+ jmethodID JNIJVMCI::_HotSpotConstantPool_fromMetaspace_method;
+ jmethodID JNIJVMCI::_HotSpotResolvedObjectTypeImpl_fromMetaspace_method;
+ jmethodID JNIJVMCI::_HotSpotResolvedPrimitiveType_fromMetaspace_method;
+
+ #define START_CLASS(className, fullClassName) { \
+ Klass* k = SystemDictionary::resolve_or_fail(vmSymbols::fullClassName(), true, CHECK); \
+ className::_klass = InstanceKlass::cast(k); \
+ className::_klass->initialize(CHECK);
+
+ #define END_CLASS }
+
+ #define FIELD(className, name, signature, static_field) compute_offset(className::_##name##_offset, className::_klass, #name, signature, static_field, CHECK);
+ #define CHAR_FIELD(className, name) FIELD(className, name, "C", false)
+ #define INT_FIELD(className, name) FIELD(className, name, "I", false)
+ #define BOOLEAN_FIELD(className, name) FIELD(className, name, "Z", false)
+ #define LONG_FIELD(className, name) FIELD(className, name, "J", false)
+ #define FLOAT_FIELD(className, name) FIELD(className, name, "F", false)
+ #define OBJECT_FIELD(className, name, signature) FIELD(className, name, signature, false)
+ #define STATIC_OBJECT_FIELD(className, name, signature) FIELD(className, name, signature, true)
+ #define STATIC_INT_FIELD(className, name) FIELD(className, name, "I", true)
+ #define STATIC_BOOLEAN_FIELD(className, name) FIELD(className, name, "Z", true)
+ #ifdef PRODUCT
+ #define METHOD(jniCallType, jniGetMethod, hsCallType, returnType, className, methodName, signatureSymbolName, args)
+ #define CONSTRUCTOR(className, signature)
+ #else
+ #define METHOD(jniCallType, jniGetMethod, hsCallType, returnType, className, methodName, signatureSymbolName, args) \
+ check_resolve_method(#hsCallType, k, vmSymbols::methodName##_name(), vmSymbols::signatureSymbolName(), CHECK);
+ #define CONSTRUCTOR(className, signature) { \
+ TempNewSymbol sig = SymbolTable::new_symbol(signature, CHECK); \
+ check_resolve_method("call_special", k, vmSymbols::object_initializer_name(), sig, CHECK); \
+ }
+ #endif
+ /**
+ * Computes and initializes the offsets used by HotSpotJVMCI.
+ */
+ void HotSpotJVMCI::compute_offsets(TRAPS) {
+ JVMCI_CLASSES_DO(START_CLASS, END_CLASS, CHAR_FIELD, INT_FIELD, BOOLEAN_FIELD, LONG_FIELD, FLOAT_FIELD, OBJECT_FIELD, OBJECT_FIELD, OBJECT_FIELD, STATIC_OBJECT_FIELD, STATIC_OBJECT_FIELD, STATIC_INT_FIELD, STATIC_BOOLEAN_FIELD, METHOD, CONSTRUCTOR)
+ }
+
+ #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 STATIC_FIELD
+ #undef STATIC_OBJECT_FIELD
+ #undef STATIC_OBJECTARRAY_FIELD
+ #undef STATIC_INT_FIELD
+ #undef STATIC_BOOLEAN_FIELD
+ #undef EMPTY_CAST
+
+ // ------------------------------------------------------------------
+
+ #define START_CLASS(className, fullClassName) \
+ void HotSpotJVMCI::className::initialize(JVMCI_TRAPS) { \
+ Thread* THREAD = Thread::current(); \
+ className::klass()->initialize(CHECK); \
+ } \
+ bool HotSpotJVMCI::className::is_instance(JVMCIEnv* env, JVMCIObject object) { \
+ return resolve(object)->is_a(className::klass()); \
+ } \
+ void HotSpotJVMCI::className::check(oop obj, const char* field_name, int offset) { \
+ assert(obj != NULL, "NULL field access of %s.%s", #className, field_name); \
+ assert(obj->is_a(className::klass()), "wrong class, " #className " expected, found %s", obj->klass()->external_name()); \
+ assert(offset != 0, "must be valid offset"); \
+ } \
+ InstanceKlass* HotSpotJVMCI::className::_klass = NULL;
#define END_CLASS
! #define FIELD(klass, name, type, accessor, cast) \
! type klass::name(jobject obj) { check(JNIHandles::resolve(obj), #name, _##name##_offset); return cast JNIHandles::resolve(obj)->accessor(_##name##_offset); } \
! void klass::set_##name(jobject obj, type x) { check(JNIHandles::resolve(obj), #name, _##name##_offset); JNIHandles::resolve(obj)->accessor##_put(_##name##_offset, x); }
! #define FIELD(className, name, type, accessor, cast) \
! type HotSpotJVMCI::className::name(JVMCIEnv* env, oop obj) { className::check(obj, #name, className::_##name##_offset); return cast obj->accessor(className::_##name##_offset); } \
! void HotSpotJVMCI::className::set_##name(JVMCIEnv* env, oop obj, type x) { className::check(obj, #name, className::_##name##_offset); obj->accessor##_put(className::_##name##_offset, x); }
#define EMPTY_CAST
! #define CHAR_FIELD(klass, name) FIELD(klass, name, jchar, char_field, EMPTY_CAST)
! #define INT_FIELD(klass, name) FIELD(klass, name, jint, int_field, EMPTY_CAST)
! #define BOOLEAN_FIELD(klass, name) FIELD(klass, name, jboolean, bool_field, EMPTY_CAST)
! #define LONG_FIELD(klass, name) FIELD(klass, name, jlong, long_field, EMPTY_CAST)
! #define FLOAT_FIELD(klass, name) FIELD(klass, name, jfloat, float_field, EMPTY_CAST)
#define OOP_FIELD(klass, name, signature) FIELD(klass, name, oop, obj_field, EMPTY_CAST)
! #define OBJARRAYOOP_FIELD(klass, name, signature) FIELD(klass, name, objArrayOop, obj_field, (objArrayOop))
! #define TYPEARRAYOOP_FIELD(klass, name, signature) FIELD(klass, 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) \
! type klassName::name() { \
! assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
! InstanceKlass* ik = klassName::klass(); \
! #define CHAR_FIELD(className, name) FIELD(className, name, jchar, char_field, EMPTY_CAST)
! #define INT_FIELD(className, name) FIELD(className, name, jint, int_field, EMPTY_CAST)
! #define BOOLEAN_FIELD(className, name) FIELD(className, name, jboolean, bool_field, EMPTY_CAST)
! #define LONG_FIELD(className, name) FIELD(className, name, jlong, long_field, EMPTY_CAST)
! #define FLOAT_FIELD(className, name) FIELD(className, name, jfloat, float_field, EMPTY_CAST)
+
! #define OBJECT_FIELD(className, name, signature) FIELD(className, name, oop, obj_field, EMPTY_CAST)
! #define OBJECTARRAY_FIELD(className, name, signature) FIELD(className, name, objArrayOop, obj_field, (objArrayOop))
! #define PRIMARRAY_FIELD(className, name, signature) FIELD(className, name, typeArrayOop, obj_field, (typeArrayOop))
! #define STATIC_OBJECT_FIELD(className, name, signature) STATIC_OOPISH_FIELD(className, name, oop)
! #define STATIC_OBJECTARRAY_FIELD(className, name, signature) STATIC_OOPISH_FIELD(className, name, objArrayOop)
! #define STATIC_OOPISH_FIELD(className, name, type) \
! type HotSpotJVMCI::className::name(JVMCIEnv* env) { \
! assert(className::klass() != NULL && className::klass()->is_linked(), "Class not yet linked: " #className); \
+ InstanceKlass* ik = className::klass(); \
oop base = ik->static_field_base_raw(); \
! oop result = HeapAccess<>::oop_load_at(base, className::_##name##_offset); \
return type(result); \
} \
! void klassName::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(); \
! void HotSpotJVMCI::className::set_##name(JVMCIEnv* env, type x) { \
! assert(className::klass() != NULL && className::klass()->is_linked(), "Class not yet linked: " #className); \
! assert(className::klass() != NULL, "Class not yet loaded: " #className); \
! InstanceKlass* ik = className::klass(); \
oop base = ik->static_field_base_raw(); \
! HeapAccess<>::oop_store_at(base, className::_##name##_offset, x); \
}
! #define STATIC_PRIMITIVE_FIELD(klassName, name, jtypename) \
! jtypename klassName::name() { \
! assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
! InstanceKlass* ik = klassName::klass(); \
! #define STATIC_PRIMITIVE_FIELD(className, name, jtypename) \
! jtypename HotSpotJVMCI::className::get_##name(JVMCIEnv* env) { \
! assert(className::klass() != NULL && className::klass()->is_linked(), "Class not yet linked: " #className); \
! InstanceKlass* ik = className::klass(); \
oop base = ik->static_field_base_raw(); \
! return HeapAccess<>::load_at(base, className::_##name##_offset); \
} \
! void klassName::set_##name(jtypename x) { \
! assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
! InstanceKlass* ik = klassName::klass(); \
! void HotSpotJVMCI::className::set_##name(JVMCIEnv* env, jtypename x) { \
! assert(className::klass() != NULL && className::klass()->is_linked(), "Class not yet linked: " #className); \
! InstanceKlass* ik = className::klass(); \
oop base = ik->static_field_base_raw(); \
HeapAccess<>::store_at(base, _##name##_offset, 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)
! #define STATIC_INT_FIELD(className, name) STATIC_PRIMITIVE_FIELD(className, name, jint)
! #define STATIC_BOOLEAN_FIELD(className, name) STATIC_PRIMITIVE_FIELD(className, name, jboolean)
+ #define METHOD(jniCallType, jniGetMethod, hsCallType, returnType, className, methodName, signatureSymbolName, args)
+ #define CONSTRUCTOR(className, signature)
+
+ /**
+ * Generates the method and field definitions for the classes in HotSpotJVMCI. For example:
+ *
+ * void HotSpotJVMCI::Architecture::initialize(JVMCIEnv* env) { ... }
+ * bool HotSpotJVMCI::Architecture::is_instance(JVMCIEnv* env, JVMCIObject object) { ... }
+ * void HotSpotJVMCI::Architecture::check(oop obj, const char* field_name, int offset) { ... }
+ * oop HotSpotJVMCI::Architecture::wordKind(JVMCIEnv* env, oop obj) { ... }
+ * void HotSpotJVMCI::Architecture::set_wordKind(JVMCIEnv* env, oop obj, oop x) { ... }
+ *
+ * InstanceKlass *HotSpotJVMCI::Architecture::_klass = NULL;
+ */
+ 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, METHOD, CONSTRUCTOR)
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 METHOD
+ #undef CONSTRUCTOR
#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 OBJECT_FIELD
! #undef PRIMARRAY_FIELD
! #undef OBJECTARRAY_FIELD
#undef STATIC_OOPISH_FIELD
! #undef STATIC_OOP_FIELD
! #undef STATIC_OBJARRAYOOP_FIELD
! #undef STATIC_OBJECT_FIELD
! #undef STATIC_OBJECTARRAY_FIELD
#undef STATIC_INT_FIELD
#undef STATIC_BOOLEAN_FIELD
#undef STATIC_PRIMITIVE_FIELD
#undef EMPTY_CAST
// This function is similar to javaClasses.cpp, it computes the field offset of a (static or instance) field.
// It looks up the name and signature symbols without creating new ones, all the symbols of these classes need to be already loaded.
void compute_offset(int &dest_offset, Klass* klass, const char* name, const char* signature, bool static_field, TRAPS) {
InstanceKlass* ik = InstanceKlass::cast(klass);
Symbol* name_symbol = SymbolTable::probe(name, (int)strlen(name));
! Symbol* signature_symbol = SymbolTable::probe(signature, (int)strlen(signature));
if (name_symbol == NULL || signature_symbol == NULL) {
#ifndef PRODUCT
ik->print_on(tty);
#endif
! fatal("symbol with name %s and signature %s was not found in symbol table (klass=%s)", name, signature, klass->name()->as_C_string());
+ /**
+ * Initializes the JNI id of a field. As per the JNI specification,
+ * this ensures the declaring class is initialized.
+ */
+ void JNIJVMCI::initialize_field_id(JNIEnv* env, jfieldID &fieldid, jclass clazz, const char* class_name, const char* name, const char* signature, bool static_field) {
+ if (JVMCILibDumpJNIConfig != NULL) {
! fileStream* st = JVMCIGlobals::get_jni_config_file();
+ st->print_cr("field %s %s %s", class_name, name, signature);
+ return;
+ }
+ if (env->ExceptionCheck()) {
! return;
+ }
+ if (static_field) {
+ // Class initialization barrier
+ fieldid = env->GetStaticFieldID(clazz, name, signature);
+ } else {
+ // Class initialization barrier
+ fieldid = env->GetFieldID(clazz, name, signature);
}
fieldDescriptor fd;
if (!ik->find_field(name_symbol, signature_symbol, &fd)) {
+ if (env->ExceptionCheck()) {
+ env->ExceptionDescribe();
+ env->ExceptionClear();
ResourceMark rm;
! fatal("Invalid layout of %s %s at %s", name_symbol->as_C_string(), signature_symbol->as_C_string(), ik->external_name());
! Thread* THREAD = Thread::current();
+ fatal("Could not find field %s.%s with signature %s", class_name, name, signature);
}
guarantee(fd.is_static() == static_field, "static/instance mismatch");
dest_offset = fd.offset();
assert(dest_offset != 0, "must be valid offset");
if (static_field) {
// Must ensure classes for static fields are initialized as the
// accessor itself does not include a class initialization check.
ik->initialize(CHECK);
+ }
+
+ #define START_CLASS(className, fullClassName) { \
+ current_class_name = vmSymbols::fullClassName()->as_C_string(); \
+ if (JVMCILibDumpJNIConfig != NULL) { \
+ fileStream* st = JVMCIGlobals::get_jni_config_file(); \
+ st->print_cr("class %s", current_class_name); \
+ } else { \
+ jclass k = env->FindClass(current_class_name); \
+ JVMCI_EXCEPTION_CHECK(env, "FindClass(%s)", current_class_name); \
+ assert(k != NULL, #fullClassName " not initialized"); \
+ className::_class = (jclass) env->NewGlobalRef(k); \
}
+
+ #define END_CLASS current_class_name = NULL; }
+
+ #define FIELD(className, name, signature, static_field) initialize_field_id(env, className::_##name##_field_id, className::_class, current_class_name, #name, signature, static_field);
+ #define CHAR_FIELD(className, name) FIELD(className, name, "C", false)
+ #define INT_FIELD(className, name) FIELD(className, name, "I", false)
+ #define BOOLEAN_FIELD(className, name) FIELD(className, name, "Z", false)
+ #define LONG_FIELD(className, name) FIELD(className, name, "J", false)
+ #define FLOAT_FIELD(className, name) FIELD(className, name, "F", false)
+ #define OBJECT_FIELD(className, name, signature) FIELD(className, name, signature, false)
+ #define STATIC_OBJECT_FIELD(className, name, signature) FIELD(className, name, signature, true)
+ #define STATIC_INT_FIELD(className, name) FIELD(className, name, "I", true)
+ #define STATIC_BOOLEAN_FIELD(className, name) FIELD(className, name, "Z", true)
+
+ #define GET_JNI_METHOD(jniGetMethod, dst, clazz, methodName, signature) \
+ if (JVMCILibDumpJNIConfig != NULL) { \
+ fileStream* st = JVMCIGlobals::get_jni_config_file(); \
+ st->print_cr("method %s %s %s", current_class_name, methodName, signature); \
+ } else { \
+ dst = env->jniGetMethod(clazz, methodName, signature); \
+ JVMCI_EXCEPTION_CHECK(env, #jniGetMethod "(%s.%s%s)", current_class_name, methodName, signature); \
+ assert(dst != NULL, "uninitialized"); \
+ }
+
+ #define GET_JNI_CONSTRUCTOR(clazz, signature) \
+ GET_JNI_METHOD(GetMethodID, JNIJVMCI::clazz::_constructor, clazz::_class, "<init>", signature) \
+
+ #define METHOD(jniCallType, jniGetMethod, hsCallType, returnType, className, methodName, signatureSymbolName, args) \
+ GET_JNI_METHOD(jniGetMethod, \
+ className::_##methodName##_method, \
+ className::clazz(), \
+ vmSymbols::methodName##_name()->as_C_string(), \
+ vmSymbols::signatureSymbolName()->as_C_string())
+
+ #define CONSTRUCTOR(className, signature) \
+ GET_JNI_CONSTRUCTOR(className, signature)
+
+ extern "C" {
+ void JNICALL JVM_RegisterJVMCINatives(JNIEnv *env, jclass compilerToVMClass);
+ jobject JNICALL JVM_GetJVMCIRuntime(JNIEnv *env, jclass c);
}
// This piece of macro magic creates the contents of the jvmci_compute_offsets method that initializes the field indices of all the access classes.
+ #define IN_CLASS(fullClassName) current_class_name = vmSymbols::fullClassName()->as_C_string()
+ /**
+ * Initializes the JNI method and field ids used in JNIJVMCI.
+ */
+ void JNIJVMCI::initialize_ids(JNIEnv* env) {
+ ResourceMark rm;
+ const char* current_class_name = NULL;
+ JVMCI_CLASSES_DO(START_CLASS, END_CLASS, CHAR_FIELD, INT_FIELD, BOOLEAN_FIELD, LONG_FIELD, FLOAT_FIELD, OBJECT_FIELD, OBJECT_FIELD, OBJECT_FIELD, STATIC_OBJECT_FIELD, STATIC_OBJECT_FIELD, STATIC_INT_FIELD, STATIC_BOOLEAN_FIELD, METHOD, CONSTRUCTOR)
! #define START_CLASS(name) { Klass* k = SystemDictionary::name##_klass(); assert(k != NULL, "Could not find class " #name "");
! IN_CLASS(java_lang_Class);
+ GET_JNI_METHOD(GetMethodID, _Class_getName_method, Class::_class, "getName", "()Ljava/lang/String;");
#define END_CLASS }
+ IN_CLASS(jdk_vm_ci_hotspot_HotSpotResolvedPrimitiveType);
+ GET_JNI_METHOD(GetStaticMethodID, _HotSpotResolvedPrimitiveType_fromMetaspace_method, HotSpotResolvedPrimitiveType::_class,
+ vmSymbols::fromMetaspace_name()->as_C_string(),
+ vmSymbols::primitive_fromMetaspace_signature()->as_C_string());
+ IN_CLASS(jdk_vm_ci_hotspot_HotSpotResolvedObjectTypeImpl);
+ GET_JNI_METHOD(GetStaticMethodID, _HotSpotResolvedObjectTypeImpl_fromMetaspace_method, HotSpotResolvedObjectTypeImpl::_class,
+ vmSymbols::fromMetaspace_name()->as_C_string(),
+ vmSymbols::klass_fromMetaspace_signature()->as_C_string());
+ IN_CLASS(jdk_vm_ci_hotspot_HotSpotConstantPool);
+ GET_JNI_METHOD(GetStaticMethodID, _HotSpotConstantPool_fromMetaspace_method, HotSpotConstantPool::_class,
+ vmSymbols::fromMetaspace_name()->as_C_string(),
+ vmSymbols::constantPool_fromMetaspace_signature()->as_C_string());
+ IN_CLASS(jdk_vm_ci_hotspot_HotSpotResolvedJavaMethodImpl);
+ GET_JNI_METHOD(GetStaticMethodID, _HotSpotResolvedJavaMethodImpl_fromMetaspace_method, HotSpotResolvedJavaMethodImpl::_class,
+ vmSymbols::fromMetaspace_name()->as_C_string(),
+ vmSymbols::method_fromMetaspace_signature()->as_C_string());
+
+ #define BOX_CLASSES(generate) \
+ generate(Boolean, T_BOOLEAN, Z) \
+ generate(Byte, T_BYTE, B) \
+ generate(Character, T_CHAR, C) \
+ generate(Short, T_SHORT, S) \
+ generate(Integer, T_INT, I) \
+ generate(Long, T_LONG, J) \
+ generate(Float, T_FLOAT, F) \
+ generate(Double, T_DOUBLE, D) \
+
+ #define DO_BOX_CLASS(klass, basicType, type) \
+ current_class_name = "java/lang/" #klass; \
+ if (JVMCILibDumpJNIConfig == NULL) { \
+ _box_classes[basicType] = env->FindClass("java/lang/" #klass); \
+ JVMCI_EXCEPTION_CHECK(env, "FindClass(%s)", #klass); \
+ _box_classes[basicType] = (jclass) env->NewGlobalRef(_box_classes[basicType]); \
+ assert(_box_classes[basicType] != NULL, "uninitialized"); \
+ _box_fields[basicType] = env->GetFieldID(_box_classes[basicType], "value", #type); \
+ JVMCI_EXCEPTION_CHECK(env, "GetFieldID(%s, value, %s)", #klass, #type); \
+ GET_JNI_METHOD(GetMethodID, _box_constructors[basicType], _box_classes[basicType], "<init>", "(" #type ")V"); \
+ } else { \
+ fileStream* st = JVMCIGlobals::get_jni_config_file(); \
+ st->print_cr("field %s value %s", current_class_name, #type); \
+ st->print_cr("method %s <init> (%s)V", current_class_name, #type); \
+ }
+
+ BOX_CLASSES(DO_BOX_CLASS);
+
+ if (JVMCILibDumpJNIConfig == NULL) {
+ _byte_array = env->FindClass("[B");
+ JVMCI_EXCEPTION_CHECK(env, "FindClass([B)");
+ _byte_array = (jclass) env->NewGlobalRef(_byte_array);
+ assert(_byte_array != NULL, "uninitialized");
+ } else {
+ fileStream* st = JVMCIGlobals::get_jni_config_file();
+ st->print_cr("class [B");
+ }
+
+ #define DUMP_ALL_NATIVE_METHODS(class_symbol) do { \
+ current_class_name = class_symbol->as_C_string(); \
+ Klass* k = SystemDictionary::resolve_or_fail(class_symbol, true, CHECK_EXIT); \
+ InstanceKlass* iklass = InstanceKlass::cast(k); \
+ Array<Method*>* methods = iklass->methods(); \
+ for (int i = 0; i < methods->length(); i++) { \
+ Method* m = methods->at(i); \
+ if (m->is_native()) { \
+ st->print_cr("method %s %s %s", current_class_name, m->name()->as_C_string(), m->signature()->as_C_string()); \
+ } \
+ } \
+ } while(0)
#define FIELD(klass, name, signature, static_field) compute_offset(klass::_##name##_offset, k, #name, signature, static_field, CHECK);
#define CHAR_FIELD(klass, name) FIELD(klass, name, "C", false)
#define INT_FIELD(klass, name) FIELD(klass, name, "I", false)
#define BOOLEAN_FIELD(klass, name) FIELD(klass, name, "Z", false)
#define LONG_FIELD(klass, name) FIELD(klass, name, "J", false)
#define FLOAT_FIELD(klass, name) FIELD(klass, name, "F", false)
#define OOP_FIELD(klass, name, signature) FIELD(klass, name, signature, false)
#define STATIC_OOP_FIELD(klass, name, signature) FIELD(klass, name, signature, true)
#define STATIC_INT_FIELD(klass, name) FIELD(klass, name, "I", true)
#define STATIC_BOOLEAN_FIELD(klass, name) FIELD(klass, name, "Z", true)
+ if (JVMCILibDumpJNIConfig != NULL) {
+ Thread* THREAD = Thread::current();
+ fileStream* st = JVMCIGlobals::get_jni_config_file();
+ DUMP_ALL_NATIVE_METHODS(vmSymbols::jdk_vm_ci_hotspot_CompilerToVM());
void JVMCIJavaClasses::compute_offsets(TRAPS) {
COMPILER_CLASSES_DO(START_CLASS, END_CLASS, CHAR_FIELD, INT_FIELD, BOOLEAN_FIELD, LONG_FIELD, FLOAT_FIELD, OOP_FIELD, OOP_FIELD, OOP_FIELD, STATIC_OOP_FIELD, STATIC_OOP_FIELD, STATIC_INT_FIELD, STATIC_BOOLEAN_FIELD)
+ st->flush();
+ tty->print_cr("Dumped JVMCI shared library JNI configuration to %s", JVMCILibDumpJNIConfig);
+ vm_exit(0);
+ }
+
+ #undef DUMP_ALL_NATIVE_METHODS
+ #undef DO_BOX_CLASS
+ #undef BOX_CLASSES
+ #undef IN_CLASS
+
+ #define CC (char*) /*cast a literal from (const char*)*/
+ #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(f))
+
+ if (env != JavaThread::current()->jni_environment()) {
+ jclass clazz = env->FindClass("jdk/vm/ci/hotspot/CompilerToVM");
+ if (env->ExceptionCheck()) {
+ env->ExceptionDescribe();
+ guarantee(false, "Could not find class jdk/vm/ci/hotspot/CompilerToVM");
+ }
+ JNINativeMethod CompilerToVM_native_methods[] = {
+ { CC"registerNatives", CC"()V", FN_PTR(JVM_RegisterJVMCINatives) },
+ };
+ env->RegisterNatives(clazz, CompilerToVM_native_methods, 1);
+ if (env->ExceptionCheck()) {
+ env->ExceptionDescribe();
+ guarantee(false, "");
+ }
+
+ JNINativeMethod JVMCI_native_methods[] = {
+ { CC"initializeRuntime", CC"()Ljdk/vm/ci/runtime/JVMCIRuntime;", FN_PTR(JVM_GetJVMCIRuntime) },
+ };
+ env->RegisterNatives(JVMCI::clazz(), JVMCI_native_methods, 1);
+ if (env->ExceptionCheck()) {
+ env->ExceptionDescribe();
+ guarantee(false, "");
+ }
+ }
}
+ #undef METHOD
+ #undef CONSTRUCTOR
+ #undef FIELD2
+
#define EMPTY0
#define EMPTY1(x)
#define EMPTY2(x,y)
! #define FIELD2(klass, name) int klass::_##name##_offset = 0;
! #define FIELD3(klass, name, sig) FIELD2(klass, name)
! #define FIELD3(className, name, sig) FIELD2(className, name)
! #define FIELD2(className, name) \
+ jfieldID JNIJVMCI::className::_##name##_field_id = 0; \
+ int HotSpotJVMCI::className::_##name##_offset = 0;
+ #define METHOD(jniCallType, jniGetMethod, hsCallType, returnType, className, methodName, signatureSymbolName, args)
+ #define CONSTRUCTOR(className, signature)
+
+ // Generates the definitions of static fields used by the accessors. For example:
+ // jfieldID JNIJVMCI::Architecture::_wordKind_field_id = 0;
+ // jfieldID HotSpotJVMCI::Architecture::_wordKind_offset = 0;
+ JVMCI_CLASSES_DO(EMPTY2, EMPTY0, FIELD2, FIELD2, FIELD2, FIELD2, FIELD2, FIELD3, FIELD3, FIELD3, FIELD3, FIELD3, FIELD2, FIELD2, METHOD, CONSTRUCTOR)
COMPILER_CLASSES_DO(EMPTY1, EMPTY0, FIELD2, FIELD2, FIELD2, FIELD2, FIELD2, FIELD3, FIELD3, FIELD3, FIELD3, FIELD3, FIELD2, FIELD2)
+ #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 STATIC_FIELD
+ #undef STATIC_OBJECT_FIELD
+ #undef STATIC_OBJECTARRAY_FIELD
+ #undef STATIC_INT_FIELD
+ #undef STATIC_BOOLEAN_FIELD
+ #undef EMPTY_CAST
+
+ #define START_CLASS(className, fullClassName) \
+ void JNIJVMCI::className::initialize(JVMCI_TRAPS) { \
+ /* should already be initialized */ \
+ } \
+ bool JNIJVMCI::className::is_instance(JVMCIEnv* jvmciEnv, JVMCIObject object) { \
+ JNIAccessMark jni(jvmciEnv); \
+ return jni()->IsInstanceOf(object.as_jobject(), className::clazz()) != 0; \
+ } \
+ void JNIJVMCI::className::check(JVMCIEnv* jvmciEnv, JVMCIObject obj, const char* field_name, jfieldID offset) { \
+ assert(obj.is_non_null(), "NULL field access of %s.%s", #className, field_name); \
+ assert(jvmciEnv->isa_##className(obj), "wrong class, " #className " expected, found %s", jvmciEnv->klass_name(obj)); \
+ assert(offset != 0, "must be valid offset"); \
+ } \
+ jclass JNIJVMCI::className::_class = NULL;
+
+ #define END_CLASS
+
+ #define FIELD(className, name, type, accessor, cast) \
+ type JNIJVMCI::className::get_##name(JVMCIEnv* jvmciEnv, JVMCIObject obj) { \
+ className::check(jvmciEnv, obj, #name, className::_##name##_field_id); \
+ JNIAccessMark jni(jvmciEnv); \
+ return cast jni()->Get##accessor##Field(resolve_handle(obj), className::_##name##_field_id); \
+ } \
+ void JNIJVMCI::className::set_##name(JVMCIEnv* jvmciEnv, JVMCIObject obj, type x) { \
+ className::check(jvmciEnv, obj, #name, className::_##name##_field_id); \
+ JNIAccessMark jni(jvmciEnv); \
+ jni()->Set##accessor##Field(resolve_handle(obj), className::_##name##_field_id, x); \
+ } \
+
+ #define EMPTY_CAST
+ #define CHAR_FIELD(className, name) FIELD(className, name, jchar, Char, EMPTY_CAST)
+ #define INT_FIELD(className, name) FIELD(className, name, jint, Int, EMPTY_CAST)
+ #define BOOLEAN_FIELD(className, name) FIELD(className, name, jboolean, Boolean, EMPTY_CAST)
+ #define LONG_FIELD(className, name) FIELD(className, name, jlong, Long, EMPTY_CAST)
+ #define FLOAT_FIELD(className, name) FIELD(className, name, jfloat, Float, EMPTY_CAST)
+
+ #define OBJECT_FIELD(className, name, signature) OOPISH_FIELD(className, name, JVMCIObject, Object, EMPTY_CAST)
+ #define OBJECTARRAY_FIELD(className, name, signature) OOPISH_FIELD(className, name, JVMCIObjectArray, Object, (JVMCIObjectArray))
+ #define PRIMARRAY_FIELD(className, name, signature) OOPISH_FIELD(className, name, JVMCIPrimitiveArray, Object, (JVMCIPrimitiveArray))
+
+ #define STATIC_OBJECT_FIELD(className, name, signature) STATIC_OOPISH_FIELD(className, name, JVMCIObject, Object, (JVMCIObject))
+ #define STATIC_OBJECTARRAY_FIELD(className, name, signature) STATIC_OOPISH_FIELD(className, name, JVMCIObjectArray, Object, (JVMCIObjectArray))
+
+ #define OOPISH_FIELD(className, name, type, accessor, cast) \
+ type JNIJVMCI::className::get_##name(JVMCIEnv* jvmciEnv, JVMCIObject obj) { \
+ className::check(jvmciEnv, obj, #name, className::_##name##_field_id); \
+ JNIAccessMark jni(jvmciEnv); \
+ return cast wrap(jni()->Get##accessor##Field(resolve_handle(obj), className::_##name##_field_id)); \
+ } \
+ void JNIJVMCI::className::set_##name(JVMCIEnv* jvmciEnv, JVMCIObject obj, type x) { \
+ className::check(jvmciEnv, obj, #name, className::_##name##_field_id); \
+ JNIAccessMark jni(jvmciEnv); \
+ jni()->Set##accessor##Field(resolve_handle(obj), className::_##name##_field_id, resolve_handle(x)); \
+ }
+
+ #define STATIC_OOPISH_FIELD(className, name, type, accessor, cast) \
+ type JNIJVMCI::className::get_##name(JVMCIEnv* jvmciEnv) { \
+ JNIAccessMark jni(jvmciEnv); \
+ return cast wrap(jni()->GetStatic##accessor##Field(className::clazz(), className::_##name##_field_id)); \
+ } \
+ void JNIJVMCI::className::set_##name(JVMCIEnv* jvmciEnv, type x) { \
+ JNIAccessMark jni(jvmciEnv); \
+ jni()->SetStatic##accessor##Field(className::clazz(), className::_##name##_field_id, resolve_handle(x)); \
+ }
+
+ #define STATIC_PRIMITIVE_FIELD(className, name, type, accessor, cast) \
+ type JNIJVMCI::className::get_##name(JVMCIEnv* jvmciEnv) { \
+ JNIAccessMark jni(jvmciEnv); \
+ return cast jni()->GetStatic##accessor##Field(className::clazz(), className::_##name##_field_id); \
+ } \
+ void JNIJVMCI::className::set_##name(JVMCIEnv* jvmciEnv, type x) { \
+ JNIAccessMark jni(jvmciEnv); \
+ jni()->SetStatic##accessor##Field(className::clazz(), className::_##name##_field_id, x); \
+ }
+
+ #define STATIC_INT_FIELD(className, name) STATIC_PRIMITIVE_FIELD(className, name, jint, Int, EMPTY_CAST)
+ #define STATIC_BOOLEAN_FIELD(className, name) STATIC_PRIMITIVE_FIELD(className, name, jboolean, Boolean, EMPTY_CAST)
+ #define METHOD(jniCallType, jniGetMethod, hsCallType, returnType, className, methodName, signatureSymbolName, args) \
+ jmethodID JNIJVMCI::className::_##methodName##_method;
+
+ #define CONSTRUCTOR(className, signature) \
+ jmethodID JNIJVMCI::className::_constructor;
+
+ /**
+ * Generates the method definitions for the classes in HotSpotJVMCI.
+ */
+ 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, METHOD, CONSTRUCTOR)
+
+ #undef METHOD
+ #undef CONSTRUCTOR
+ #undef START_CLASS
+ #undef END_CLASS
+ #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 STATIC_OOPISH_FIELD
+ #undef STATIC_OBJECT_FIELD
+ #undef STATIC_OBJECTARRAY_FIELD
+ #undef STATIC_INT_FIELD
+ #undef STATIC_BOOLEAN_FIELD
+ #undef STATIC_PRIMITIVE_FIELD
+ #undef OOPISH_FIELD
+ #undef EMPTY_CAST
src/hotspot/share/jvmci/jvmciJavaClasses.cpp
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