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64 lines
2.2 KiB
64 lines
2.2 KiB
4 months ago
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/*
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* Copyright 2017 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 <jni.h>
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#include "jit/jit.h"
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#include "jit/jit_code_cache.h"
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#include "mirror/class.h"
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#include "mirror/string.h"
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#include "runtime.h"
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#include "scoped_thread_state_change-inl.h"
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namespace art {
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// Local class declared as a friend of JitCodeCache so that we can access its internals.
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class JitJniStubTestHelper {
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public:
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static bool isNextJitGcFull(Thread* self) REQUIRES_SHARED(Locks::mutator_lock_) {
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CHECK(Runtime::Current()->GetJit() != nullptr);
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jit::JitCodeCache* cache = Runtime::Current()->GetJit()->GetCodeCache();
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MutexLock mu(self, *Locks::jit_lock_);
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return cache->ShouldDoFullCollection();
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}
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};
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// Calls through to a static method with signature "()V".
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extern "C" JNIEXPORT
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void Java_Main_callThrough(JNIEnv* env, jclass, jclass klass, jstring methodName) {
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ScopedObjectAccess soa(Thread::Current());
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std::string name = soa.Decode<mirror::String>(methodName)->ToModifiedUtf8();
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jmethodID method = env->GetStaticMethodID(klass, name.c_str(), "()V");
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CHECK(method != nullptr) << soa.Decode<mirror::Class>(klass)->PrettyDescriptor() << "." << name;
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env->CallStaticVoidMethod(klass, method);
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}
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extern "C" JNIEXPORT
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void Java_Main_jitGc(JNIEnv*, jclass) {
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CHECK(Runtime::Current()->GetJit() != nullptr);
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jit::JitCodeCache* cache = Runtime::Current()->GetJit()->GetCodeCache();
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ScopedObjectAccess soa(Thread::Current());
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cache->GarbageCollectCache(Thread::Current());
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}
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extern "C" JNIEXPORT
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jboolean Java_Main_isNextJitGcFull(JNIEnv*, jclass) {
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ScopedObjectAccess soa(Thread::Current());
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return JitJniStubTestHelper::isNextJitGcFull(soa.Self());
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}
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} // namespace art
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