blob: ce5602f6e1c22ef6614eb87ed74909882ddce326 [file] [log] [blame]
/*
* 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-inl.h"
#include "stack.h"
#include "thread.h"
namespace art {
namespace {
class TestVisitor : public StackVisitor {
public:
TestVisitor(const ScopedObjectAccess& soa, Context* context, jobject expected_value)
REQUIRES_SHARED(Locks::mutator_lock_)
: StackVisitor(soa.Self(), context, StackVisitor::StackWalkKind::kIncludeInlinedFrames),
expected_value_(expected_value),
found_(false),
soa_(soa) {}
bool VisitFrame() REQUIRES_SHARED(Locks::mutator_lock_) {
ArtMethod* m = GetMethod();
std::string m_name(m->GetName());
if (m_name == "testCase") {
found_ = true;
uint32_t value = 0;
CHECK(GetVReg(m, 1, kReferenceVReg, &value));
CHECK_EQ(reinterpret_cast<mirror::Object*>(value),
soa_.Decode<mirror::Object>(expected_value_).Ptr());
}
return true;
}
jobject expected_value_;
bool found_;
const ScopedObjectAccess& soa_;
};
} // namespace
extern "C" JNIEXPORT void JNICALL Java_Main_lookForMyRegisters(JNIEnv*, jclass, jobject value) {
ScopedObjectAccess soa(Thread::Current());
std::unique_ptr<Context> context(Context::Create());
TestVisitor visitor(soa, context.get(), value);
visitor.WalkStack();
CHECK(visitor.found_);
}
} // namespace art