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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.
*/
#include "shadow_frame.h"
#include "art_method-inl.h"
namespace art {
mirror::Object* ShadowFrame::GetThisObject() const {
ArtMethod* m = GetMethod();
if (m->IsStatic()) {
return nullptr;
} else if (m->IsNative()) {
return GetVRegReference(0);
} else {
CHECK(m->GetCodeItem() != nullptr) << ArtMethod::PrettyMethod(m);
CodeItemDataAccessor accessor(m->DexInstructionData());
uint16_t reg = accessor.RegistersSize() - accessor.InsSize();
return GetVRegReference(reg);
}
}
mirror::Object* ShadowFrame::GetThisObject(uint16_t num_ins) const {
ArtMethod* m = GetMethod();
if (m->IsStatic()) {
return nullptr;
} else {
return GetVRegReference(NumberOfVRegs() - num_ins);
}
}
} // namespace art
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