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/*
* Copyright (C) 2015 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 "arch/context.h"
#include "art_method-inl.h"
#include "jni.h"
#include "scoped_thread_state_change.h"
#include "stack.h"
#include "thread.h"
namespace art {
namespace {
class TestVisitor : public StackVisitor {
public:
TestVisitor(Thread* thread, Context* context) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_)
: StackVisitor(thread, context, StackVisitor::StackWalkKind::kIncludeInlinedFrames) {}
bool VisitFrame() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
ArtMethod* m = GetMethod();
std::string m_name(m->GetName());
if (m_name.compare("testLiveArgument") == 0) {
found_method_ = true;
uint32_t value = 0;
CHECK(GetVReg(m, 0, kIntVReg, &value));
CHECK_EQ(value, 42u);
} else if (m_name.compare("testIntervalHole") == 0) {
found_method_ = true;
uint32_t value = 0;
if (m->IsOptimized(sizeof(void*))) {
CHECK_EQ(GetVReg(m, 0, kIntVReg, &value), false);
} else {
CHECK(GetVReg(m, 0, kIntVReg, &value));
CHECK_EQ(value, 1u);
}
}
return true;
}
// Value returned to Java to ensure the methods testSimpleVReg and testPairVReg
// have been found and tested.
bool found_method_ = false;
};
extern "C" JNIEXPORT void JNICALL Java_Main_doStaticNativeCallLiveVreg(JNIEnv*, jclass) {
ScopedObjectAccess soa(Thread::Current());
std::unique_ptr<Context> context(Context::Create());
TestVisitor visitor(soa.Self(), context.get());
visitor.WalkStack();
CHECK(visitor.found_method_);
}
} // namespace
} // namespace art
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