/*
* 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 {
extern "C" JNIEXPORT void JNICALL Java_Main_lookForMyRegisters(JNIEnv*, jclass, jobject value) {
ScopedObjectAccess soa(Thread::Current());
std::unique_ptr<Context> context(Context::Create());
bool found = false ;
StackVisitor::WalkStack(
[&](const art::StackVisitor* stack_visitor) REQUIRES_SHARED(Locks::mutator_lock_) {
ArtMethod* m = stack_visitor->GetMethod();
std::string m_name(m->GetName());
if (m_name == "testCase" ) {
found = true ;
// For optimized non-debuggable code do not expect dex register info to be present.
if (stack_visitor->GetCurrentShadowFrame() == nullptr &&
!Runtime::Current()->IsAsyncDeoptimizeable(stack_visitor->GetOuterMethod(),
stack_visitor->GetCurrentQuickFramePc())) {
return true ;
}
uint32_t stack_value = 0 ;
CHECK(stack_visitor->GetVReg(m, 1 , kReferenceVReg, &stack_value));
CHECK_EQ(reinterpret_cast <mirror::Object*>(stack_value),
soa.Decode<mirror::Object>(value).Ptr());
}
return true ;
},
soa.Self(),
context.get(),
art::StackVisitor::StackWalkKind::kIncludeInlinedFrames);
CHECK(found);
}
} // namespace art
Messung V0.5 in Prozent C=89 H=93 G=90
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-06-29)
¤
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