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/*
* Copyright (C) 2011 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_MIRROR_ABSTRACT_METHOD_INL_H_
#define ART_RUNTIME_MIRROR_ABSTRACT_METHOD_INL_H_
#include "abstract_method.h"
#include "dex_file.h"
#include "entrypoints/entrypoint_utils.h"
#include "object_array.h"
#include "runtime.h"
namespace art {
namespace mirror {
inline Class* AbstractMethod::GetDeclaringClass() const {
Class* result = GetFieldObject<Class*>(OFFSET_OF_OBJECT_MEMBER(AbstractMethod, declaring_class_), false);
DCHECK(result != NULL) << this;
DCHECK(result->IsIdxLoaded() || result->IsErroneous()) << this;
return result;
}
inline void AbstractMethod::SetDeclaringClass(Class *new_declaring_class) {
SetFieldObject(OFFSET_OF_OBJECT_MEMBER(AbstractMethod, declaring_class_), new_declaring_class, false);
}
inline uint32_t AbstractMethod::GetAccessFlags() const {
DCHECK(GetDeclaringClass()->IsIdxLoaded() || GetDeclaringClass()->IsErroneous());
return GetField32(OFFSET_OF_OBJECT_MEMBER(AbstractMethod, access_flags_), false);
}
inline uint16_t AbstractMethod::GetMethodIndex() const {
DCHECK(GetDeclaringClass()->IsResolved() || GetDeclaringClass()->IsErroneous());
return GetField32(OFFSET_OF_OBJECT_MEMBER(AbstractMethod, method_index_), false);
}
inline uint32_t AbstractMethod::GetDexMethodIndex() const {
DCHECK(GetDeclaringClass()->IsLoaded() || GetDeclaringClass()->IsErroneous());
return GetField32(OFFSET_OF_OBJECT_MEMBER(AbstractMethod, method_dex_index_), false);
}
inline ObjectArray<String>* AbstractMethod::GetDexCacheStrings() const {
return GetFieldObject<ObjectArray<String>*>(
OFFSET_OF_OBJECT_MEMBER(AbstractMethod, dex_cache_strings_), false);
}
inline ObjectArray<AbstractMethod>* AbstractMethod::GetDexCacheResolvedMethods() const {
return GetFieldObject<ObjectArray<AbstractMethod>*>(
OFFSET_OF_OBJECT_MEMBER(AbstractMethod, dex_cache_resolved_methods_), false);
}
inline ObjectArray<Class>* AbstractMethod::GetDexCacheResolvedTypes() const {
return GetFieldObject<ObjectArray<Class>*>(
OFFSET_OF_OBJECT_MEMBER(AbstractMethod, dex_cache_resolved_types_), false);
}
inline ObjectArray<StaticStorageBase>* AbstractMethod::GetDexCacheInitializedStaticStorage() const {
return GetFieldObject<ObjectArray<StaticStorageBase>*>(
OFFSET_OF_OBJECT_MEMBER(AbstractMethod, dex_cache_initialized_static_storage_),
false);
}
inline uint32_t AbstractMethod::GetCodeSize() const {
DCHECK(!IsRuntimeMethod() && !IsProxyMethod()) << PrettyMethod(this);
uintptr_t code = reinterpret_cast<uintptr_t>(GetEntryPointFromCompiledCode());
if (code == 0) {
return 0;
}
// TODO: make this Thumb2 specific
code &= ~0x1;
return reinterpret_cast<uint32_t*>(code)[-1];
}
inline bool AbstractMethod::CheckIncompatibleClassChange(InvokeType type) {
switch (type) {
case kStatic:
return !IsStatic();
case kDirect:
return !IsDirect() || IsStatic();
case kVirtual: {
Class* methods_class = GetDeclaringClass();
return IsDirect() || (methods_class->IsInterface() && !IsMiranda());
}
case kSuper:
return false; // TODO: appropriate checks for call to super class.
case kInterface: {
Class* methods_class = GetDeclaringClass();
return IsDirect() || !(methods_class->IsInterface() || methods_class->IsObjectClass());
}
default:
LOG(FATAL) << "Unreachable - invocation type: " << type;
return true;
}
}
inline void AbstractMethod::AssertPcIsWithinCode(uintptr_t pc) const {
if (!kIsDebugBuild) {
return;
}
if (IsNative() || IsRuntimeMethod() || IsProxyMethod()) {
return;
}
if (pc == GetQuickInstrumentationExitPc()) {
return;
}
const void* code = GetEntryPointFromCompiledCode();
if (code == GetCompiledCodeToInterpreterBridge() || code == GetQuickInstrumentationEntryPoint()) {
return;
}
ClassLinker* class_linker = Runtime::Current()->GetClassLinker();
if (code == GetResolutionTrampoline(class_linker)) {
return;
}
DCHECK(IsWithinCode(pc))
<< PrettyMethod(this)
<< " pc=" << std::hex << pc
<< " code=" << code
<< " size=" << GetCodeSize();
}
inline uint32_t AbstractMethod::GetOatCodeOffset() const {
DCHECK(!Runtime::Current()->IsStarted());
return reinterpret_cast<uint32_t>(GetEntryPointFromCompiledCode());
}
inline void AbstractMethod::SetOatCodeOffset(uint32_t code_offset) {
DCHECK(!Runtime::Current()->IsStarted());
SetEntryPointFromCompiledCode(reinterpret_cast<void*>(code_offset));
}
inline uint32_t AbstractMethod::GetOatMappingTableOffset() const {
DCHECK(!Runtime::Current()->IsStarted());
return reinterpret_cast<uint32_t>(GetMappingTableRaw());
}
inline void AbstractMethod::SetOatMappingTableOffset(uint32_t mapping_table_offset) {
DCHECK(!Runtime::Current()->IsStarted());
SetMappingTable(reinterpret_cast<const uint32_t*>(mapping_table_offset));
}
inline uint32_t AbstractMethod::GetOatVmapTableOffset() const {
DCHECK(!Runtime::Current()->IsStarted());
return reinterpret_cast<uint32_t>(GetVmapTableRaw());
}
inline void AbstractMethod::SetOatVmapTableOffset(uint32_t vmap_table_offset) {
DCHECK(!Runtime::Current()->IsStarted());
SetVmapTable(reinterpret_cast<uint16_t*>(vmap_table_offset));
}
inline void AbstractMethod::SetOatNativeGcMapOffset(uint32_t gc_map_offset) {
DCHECK(!Runtime::Current()->IsStarted());
SetNativeGcMap(reinterpret_cast<uint8_t*>(gc_map_offset));
}
inline uint32_t AbstractMethod::GetOatNativeGcMapOffset() const {
DCHECK(!Runtime::Current()->IsStarted());
return reinterpret_cast<uint32_t>(GetNativeGcMap());
}
inline bool AbstractMethod::IsRuntimeMethod() const {
return GetDexMethodIndex() == DexFile::kDexNoIndex16;
}
inline bool AbstractMethod::IsCalleeSaveMethod() const {
if (!IsRuntimeMethod()) {
return false;
}
Runtime* runtime = Runtime::Current();
bool result = false;
for (int i = 0; i < Runtime::kLastCalleeSaveType; i++) {
if (this == runtime->GetCalleeSaveMethod(Runtime::CalleeSaveType(i))) {
result = true;
break;
}
}
return result;
}
inline bool AbstractMethod::IsResolutionMethod() const {
bool result = this == Runtime::Current()->GetResolutionMethod();
// Check that if we do think it is phony it looks like the resolution method.
DCHECK(!result || IsRuntimeMethod());
return result;
}
} // namespace mirror
} // namespace art
#endif // ART_RUNTIME_MIRROR_ABSTRACT_METHOD_INL_H_