74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
/*
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* Copyright (C) 2014 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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#include "class_linker.h"
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#include "dex_file-inl.h"
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#include "gc/heap.h"
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#include "gc/space/image_space.h"
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#include "mirror/class-inl.h"
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#include "runtime.h"
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#include "scoped_thread_state_change.h"
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#include "thread.h"
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namespace art {
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class NoPatchoatTest {
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public:
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static const OatFile::OatDexFile* getOatDexFile(jclass cls) {
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ScopedObjectAccess soa(Thread::Current());
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mirror::Class* klass = soa.Decode<mirror::Class*>(cls);
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const DexFile& dex_file = klass->GetDexFile();
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return dex_file.GetOatDexFile();
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}
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static bool isRelocationDeltaZero() {
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std::vector<gc::space::ImageSpace*> spaces =
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Runtime::Current()->GetHeap()->GetBootImageSpaces();
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return !spaces.empty() && spaces[0]->GetImageHeader().GetPatchDelta() == 0;
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}
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static bool hasExecutableOat(jclass cls) {
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const OatFile::OatDexFile* oat_dex_file = getOatDexFile(cls);
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return oat_dex_file != nullptr && oat_dex_file->GetOatFile()->IsExecutable();
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}
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static bool needsRelocation(jclass cls) {
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const OatFile::OatDexFile* oat_dex_file = getOatDexFile(cls);
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if (oat_dex_file == nullptr) {
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return false;
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}
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const OatFile* oat_file = oat_dex_file->GetOatFile();
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return !oat_file->IsPic()
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&& CompilerFilter::IsBytecodeCompilationEnabled(oat_file->GetCompilerFilter());
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}
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};
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extern "C" JNIEXPORT jboolean JNICALL Java_Main_isRelocationDeltaZero(JNIEnv*, jclass) {
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return NoPatchoatTest::isRelocationDeltaZero();
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}
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extern "C" JNIEXPORT jboolean JNICALL Java_Main_hasExecutableOat(JNIEnv*, jclass cls) {
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return NoPatchoatTest::hasExecutableOat(cls);
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}
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extern "C" JNIEXPORT jboolean JNICALL Java_Main_needsRelocation(JNIEnv*, jclass cls) {
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return NoPatchoatTest::needsRelocation(cls);
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}
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} // namespace art
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