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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ART_RUNTIME_INTERPRETER_UNSTARTED_RUNTIME_H_
#define ART_RUNTIME_INTERPRETER_UNSTARTED_RUNTIME_H_
#include "interpreter.h"
#include "dex/dex_file.h"
#include "jvalue.h"
namespace art {
class ArtMethod;
class CodeItemDataAccessor;
class Thread;
class ShadowFrame;
namespace mirror {
class Object;
} // namespace mirror
namespace interpreter {
// Support for an unstarted runtime. These are special handwritten implementations for select
// libcore native and non-native methods so we can compile-time initialize classes in the boot
// image.
//
// While it would technically be OK to only expose the public functions, a class was chosen to
// wrap this so the actual implementations are exposed for testing. This is also why the private
// methods are not documented here - they are not intended to be used directly except in
// testing.
class UnstartedRuntime {
public:
static void Initialize();
static void Invoke(Thread* self,
const CodeItemDataAccessor& accessor,
ShadowFrame* shadow_frame,
JValue* result,
size_t arg_offset)
REQUIRES_SHARED(Locks::mutator_lock_);
static void Jni(Thread* self,
ArtMethod* method,
mirror::Object* receiver,
uint32_t* args,
JValue* result)
REQUIRES_SHARED(Locks::mutator_lock_);
private:
// Methods that intercept available libcore implementations.
#define UNSTARTED_DIRECT(ShortName, SigIgnored) \
static void Unstarted ## ShortName(Thread* self, \
ShadowFrame* shadow_frame, \
JValue* result, \
size_t arg_offset) \
REQUIRES_SHARED(Locks::mutator_lock_);
#include "unstarted_runtime_list.h"
UNSTARTED_RUNTIME_DIRECT_LIST(UNSTARTED_DIRECT)
#undef UNSTARTED_RUNTIME_DIRECT_LIST
#undef UNSTARTED_RUNTIME_JNI_LIST
#undef UNSTARTED_DIRECT
// Methods that are native.
#define UNSTARTED_JNI(ShortName, SigIgnored) \
static void UnstartedJNI ## ShortName(Thread* self, \
ArtMethod* method, \
mirror::Object* receiver, \
uint32_t* args, \
JValue* result) \
REQUIRES_SHARED(Locks::mutator_lock_);
#include "unstarted_runtime_list.h"
UNSTARTED_RUNTIME_JNI_LIST(UNSTARTED_JNI)
#undef UNSTARTED_RUNTIME_DIRECT_LIST
#undef UNSTARTED_RUNTIME_JNI_LIST
#undef UNSTARTED_JNI
static void UnstartedClassForNameCommon(Thread* self,
ShadowFrame* shadow_frame,
JValue* result,
size_t arg_offset,
bool long_form,
const char* caller) REQUIRES_SHARED(Locks::mutator_lock_);
static void InitializeInvokeHandlers();
static void InitializeJNIHandlers();
friend class UnstartedRuntimeTest;
DISALLOW_ALLOCATION();
DISALLOW_COPY_AND_ASSIGN(UnstartedRuntime);
};
} // namespace interpreter
} // namespace art
#endif // ART_RUNTIME_INTERPRETER_UNSTARTED_RUNTIME_H_