131 lines
5.3 KiB
C++
131 lines
5.3 KiB
C++
/*
|
|
* Copyright (C) 2012 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_COMPILER_DRIVER_COMPILER_DRIVER_INL_H_
|
|
#define ART_COMPILER_DRIVER_COMPILER_DRIVER_INL_H_
|
|
|
|
#include "compiler_driver.h"
|
|
|
|
#include "art_field-inl.h"
|
|
#include "art_method-inl.h"
|
|
#include "base/enums.h"
|
|
#include "class_linker-inl.h"
|
|
#include "dex_compilation_unit.h"
|
|
#include "handle_scope-inl.h"
|
|
#include "mirror/class_loader.h"
|
|
#include "mirror/dex_cache-inl.h"
|
|
#include "runtime.h"
|
|
#include "scoped_thread_state_change-inl.h"
|
|
|
|
namespace art {
|
|
|
|
inline mirror::Class* CompilerDriver::ResolveClass(
|
|
const ScopedObjectAccess& soa, Handle<mirror::DexCache> dex_cache,
|
|
Handle<mirror::ClassLoader> class_loader, dex::TypeIndex cls_index,
|
|
const DexCompilationUnit* mUnit) {
|
|
DCHECK_EQ(dex_cache->GetDexFile(), mUnit->GetDexFile());
|
|
DCHECK_EQ(class_loader.Get(), mUnit->GetClassLoader().Get());
|
|
mirror::Class* cls = mUnit->GetClassLinker()->ResolveType(
|
|
*mUnit->GetDexFile(), cls_index, dex_cache, class_loader);
|
|
DCHECK_EQ(cls == nullptr, soa.Self()->IsExceptionPending());
|
|
if (UNLIKELY(cls == nullptr)) {
|
|
// Clean up any exception left by type resolution.
|
|
soa.Self()->ClearException();
|
|
}
|
|
return cls;
|
|
}
|
|
|
|
inline mirror::Class* CompilerDriver::ResolveCompilingMethodsClass(
|
|
const ScopedObjectAccess& soa, Handle<mirror::DexCache> dex_cache,
|
|
Handle<mirror::ClassLoader> class_loader, const DexCompilationUnit* mUnit) {
|
|
DCHECK_EQ(dex_cache->GetDexFile(), mUnit->GetDexFile());
|
|
DCHECK_EQ(class_loader.Get(), mUnit->GetClassLoader().Get());
|
|
const DexFile::MethodId& referrer_method_id =
|
|
mUnit->GetDexFile()->GetMethodId(mUnit->GetDexMethodIndex());
|
|
return ResolveClass(soa, dex_cache, class_loader, referrer_method_id.class_idx_, mUnit);
|
|
}
|
|
|
|
inline ArtField* CompilerDriver::ResolveFieldWithDexFile(
|
|
const ScopedObjectAccess& soa, Handle<mirror::DexCache> dex_cache,
|
|
Handle<mirror::ClassLoader> class_loader, const DexFile* dex_file,
|
|
uint32_t field_idx, bool is_static) {
|
|
DCHECK_EQ(dex_cache->GetDexFile(), dex_file);
|
|
ArtField* resolved_field = Runtime::Current()->GetClassLinker()->ResolveField(
|
|
*dex_file, field_idx, dex_cache, class_loader, is_static);
|
|
DCHECK_EQ(resolved_field == nullptr, soa.Self()->IsExceptionPending());
|
|
if (UNLIKELY(resolved_field == nullptr)) {
|
|
// Clean up any exception left by type resolution.
|
|
soa.Self()->ClearException();
|
|
return nullptr;
|
|
}
|
|
if (UNLIKELY(resolved_field->IsStatic() != is_static)) {
|
|
// ClassLinker can return a field of the wrong kind directly from the DexCache.
|
|
// Silently return null on such incompatible class change.
|
|
return nullptr;
|
|
}
|
|
return resolved_field;
|
|
}
|
|
|
|
inline ArtField* CompilerDriver::ResolveField(
|
|
const ScopedObjectAccess& soa, Handle<mirror::DexCache> dex_cache,
|
|
Handle<mirror::ClassLoader> class_loader, const DexCompilationUnit* mUnit,
|
|
uint32_t field_idx, bool is_static) {
|
|
DCHECK_EQ(class_loader.Get(), mUnit->GetClassLoader().Get());
|
|
return ResolveFieldWithDexFile(soa, dex_cache, class_loader, mUnit->GetDexFile(), field_idx,
|
|
is_static);
|
|
}
|
|
|
|
inline std::pair<bool, bool> CompilerDriver::IsFastInstanceField(
|
|
mirror::DexCache* dex_cache, mirror::Class* referrer_class,
|
|
ArtField* resolved_field, uint16_t field_idx) {
|
|
DCHECK(!resolved_field->IsStatic());
|
|
ObjPtr<mirror::Class> fields_class = resolved_field->GetDeclaringClass();
|
|
bool fast_get = referrer_class != nullptr &&
|
|
referrer_class->CanAccessResolvedField(fields_class,
|
|
resolved_field,
|
|
dex_cache,
|
|
field_idx);
|
|
bool fast_put = fast_get && (!resolved_field->IsFinal() || fields_class == referrer_class);
|
|
return std::make_pair(fast_get, fast_put);
|
|
}
|
|
|
|
inline ArtMethod* CompilerDriver::ResolveMethod(
|
|
ScopedObjectAccess& soa,
|
|
Handle<mirror::DexCache> dex_cache,
|
|
Handle<mirror::ClassLoader> class_loader,
|
|
const DexCompilationUnit* mUnit,
|
|
uint32_t method_idx,
|
|
InvokeType invoke_type) {
|
|
DCHECK_EQ(class_loader.Get(), mUnit->GetClassLoader().Get());
|
|
ArtMethod* resolved_method =
|
|
mUnit->GetClassLinker()->ResolveMethod<ClassLinker::ResolveMode::kCheckICCEAndIAE>(
|
|
*dex_cache->GetDexFile(), method_idx, dex_cache, class_loader, nullptr, invoke_type);
|
|
if (UNLIKELY(resolved_method == nullptr)) {
|
|
DCHECK(soa.Self()->IsExceptionPending());
|
|
// Clean up any exception left by type resolution.
|
|
soa.Self()->ClearException();
|
|
}
|
|
return resolved_method;
|
|
}
|
|
|
|
inline VerificationResults* CompilerDriver::GetVerificationResults() const {
|
|
DCHECK(Runtime::Current()->IsAotCompiler());
|
|
return verification_results_;
|
|
}
|
|
|
|
} // namespace art
|
|
|
|
#endif // ART_COMPILER_DRIVER_COMPILER_DRIVER_INL_H_
|