197 lines
7.9 KiB
C++
197 lines
7.9 KiB
C++
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ART_RUNTIME_ENTRYPOINTS_ENTRYPOINT_UTILS_H_
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#define ART_RUNTIME_ENTRYPOINTS_ENTRYPOINT_UTILS_H_
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#include <jni.h>
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#include <stdint.h>
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#include "base/callee_save_type.h"
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#include "base/macros.h"
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#include "base/mutex.h"
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#include "dex_instruction.h"
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#include "dex_file_types.h"
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#include "gc/allocator_type.h"
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#include "handle.h"
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#include "invoke_type.h"
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#include "jvalue.h"
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namespace art {
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namespace mirror {
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class Array;
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class Class;
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class Object;
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class String;
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} // namespace mirror
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class ArtField;
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class ArtMethod;
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class OatQuickMethodHeader;
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class ScopedObjectAccessAlreadyRunnable;
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class Thread;
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// Given the context of a calling Method, use its DexCache to resolve a type to a Class. If it
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// cannot be resolved, throw an error. If it can, use it to create an instance.
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template <bool kInstrumented>
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ALWAYS_INLINE inline mirror::Object* AllocObjectFromCode(mirror::Class* klass,
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Thread* self,
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gc::AllocatorType allocator_type)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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// Given the context of a calling Method and a resolved class, create an instance.
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template <bool kInstrumented>
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ALWAYS_INLINE inline mirror::Object* AllocObjectFromCodeResolved(mirror::Class* klass,
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Thread* self,
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gc::AllocatorType allocator_type)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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// Given the context of a calling Method and an initialized class, create an instance.
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template <bool kInstrumented>
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ALWAYS_INLINE inline mirror::Object* AllocObjectFromCodeInitialized(
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mirror::Class* klass,
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Thread* self,
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gc::AllocatorType allocator_type)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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template <bool kAccessCheck>
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ALWAYS_INLINE inline mirror::Class* CheckArrayAlloc(dex::TypeIndex type_idx,
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int32_t component_count,
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ArtMethod* method,
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bool* slow_path)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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// Given the context of a calling Method, use its DexCache to resolve a type to an array Class. If
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// it cannot be resolved, throw an error. If it can, use it to create an array.
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// When verification/compiler hasn't been able to verify access, optionally perform an access
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// check.
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template <bool kAccessCheck, bool kInstrumented>
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ALWAYS_INLINE inline mirror::Array* AllocArrayFromCode(dex::TypeIndex type_idx,
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int32_t component_count,
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ArtMethod* method,
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Thread* self,
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gc::AllocatorType allocator_type)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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template <bool kInstrumented>
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ALWAYS_INLINE inline mirror::Array* AllocArrayFromCodeResolved(mirror::Class* klass,
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int32_t component_count,
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Thread* self,
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gc::AllocatorType allocator_type)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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// Type of find field operation for fast and slow case.
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enum FindFieldType {
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InstanceObjectRead,
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InstanceObjectWrite,
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InstancePrimitiveRead,
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InstancePrimitiveWrite,
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StaticObjectRead,
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StaticObjectWrite,
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StaticPrimitiveRead,
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StaticPrimitiveWrite,
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};
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template<FindFieldType type, bool access_check>
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inline ArtField* FindFieldFromCode(uint32_t field_idx,
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ArtMethod* referrer,
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Thread* self,
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size_t expected_size)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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template<InvokeType type, bool access_check>
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inline ArtMethod* FindMethodFromCode(uint32_t method_idx,
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ObjPtr<mirror::Object>* this_object,
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ArtMethod* referrer,
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Thread* self)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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// Fast path field resolution that can't initialize classes or throw exceptions.
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inline ArtField* FindFieldFast(uint32_t field_idx,
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ArtMethod* referrer,
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FindFieldType type,
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size_t expected_size)
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REQUIRES_SHARED(Locks::mutator_lock_);
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// Fast path method resolution that can't throw exceptions.
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template <InvokeType type, bool access_check>
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inline ArtMethod* FindMethodFast(uint32_t method_idx,
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ObjPtr<mirror::Object> this_object,
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ArtMethod* referrer)
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REQUIRES_SHARED(Locks::mutator_lock_);
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inline mirror::Class* ResolveVerifyAndClinit(dex::TypeIndex type_idx,
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ArtMethod* referrer,
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Thread* self,
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bool can_run_clinit,
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bool verify_access)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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inline mirror::String* ResolveStringFromCode(ArtMethod* referrer, dex::StringIndex string_idx)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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// TODO: annotalysis disabled as monitor semantics are maintained in Java code.
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inline void UnlockJniSynchronizedMethod(jobject locked, Thread* self)
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NO_THREAD_SAFETY_ANALYSIS REQUIRES(!Roles::uninterruptible_);
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void CheckReferenceResult(Handle<mirror::Object> o, Thread* self)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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JValue InvokeProxyInvocationHandler(ScopedObjectAccessAlreadyRunnable& soa, const char* shorty,
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jobject rcvr_jobj, jobject interface_art_method_jobj,
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std::vector<jvalue>& args)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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bool FillArrayData(ObjPtr<mirror::Object> obj, const Instruction::ArrayDataPayload* payload)
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REQUIRES_SHARED(Locks::mutator_lock_)
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REQUIRES(!Roles::uninterruptible_);
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template <typename INT_TYPE, typename FLOAT_TYPE>
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inline INT_TYPE art_float_to_integral(FLOAT_TYPE f);
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ArtMethod* GetCalleeSaveMethodCaller(ArtMethod** sp,
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CalleeSaveType type,
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bool do_caller_check = false)
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REQUIRES_SHARED(Locks::mutator_lock_);
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struct CallerAndOuterMethod {
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ArtMethod* caller;
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ArtMethod* outer_method;
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};
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CallerAndOuterMethod GetCalleeSaveMethodCallerAndOuterMethod(Thread* self, CalleeSaveType type)
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REQUIRES_SHARED(Locks::mutator_lock_);
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ArtMethod* GetCalleeSaveOuterMethod(Thread* self, CalleeSaveType type)
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REQUIRES_SHARED(Locks::mutator_lock_);
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} // namespace art
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#endif // ART_RUNTIME_ENTRYPOINTS_ENTRYPOINT_UTILS_H_
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