83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
/*
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* Copyright (C) 2016 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 "art_method.h"
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#include "base/enums.h"
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#include "jit/jit.h"
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#include "jit/jit_code_cache.h"
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#include "jit/profiling_info.h"
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#include "mirror/class.h"
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#include "nativehelper/ScopedUtfChars.h"
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#include "oat_quick_method_header.h"
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#include "scoped_thread_state_change-inl.h"
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#include "stack_map.h"
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namespace art {
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static bool do_checks(ArtMethod* method, ScopedObjectAccess& soa)
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REQUIRES_SHARED(Locks::mutator_lock_) {
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jit::Jit* jit = Runtime::Current()->GetJit();
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jit::JitCodeCache* code_cache = jit->GetCodeCache();
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OatQuickMethodHeader* header = nullptr;
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// Infinite loop... Test harness will have its own timeout.
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while (true) {
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const void* pc = method->GetEntryPointFromQuickCompiledCode();
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if (code_cache->ContainsPc(pc) &&
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!CodeInfo::IsBaseline(
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OatQuickMethodHeader::FromEntryPoint(pc)->GetOptimizedCodeInfoPtr())) {
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header = OatQuickMethodHeader::FromEntryPoint(pc);
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break;
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} else {
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ScopedThreadSuspension sts(soa.Self(), ThreadState::kSuspended);
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// Sleep to yield to the compiler thread.
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usleep(1000);
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}
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// Will either ensure it's compiled or do the compilation itself.
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jit->CompileMethod(method, soa.Self(), CompilationKind::kOptimized, /*prejit=*/ false);
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}
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CodeInfo info(header);
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return info.HasInlineInfo();
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}
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extern "C" JNIEXPORT bool JNICALL Java_Main_ensureJittedAndPolymorphicInline566(JNIEnv* env,
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jclass cls,
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jstring method_name) {
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jit::Jit* jit = Runtime::Current()->GetJit();
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if (jit == nullptr) {
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return true;
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}
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// The test only works when we use tiered JIT.
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if (jit->JitAtFirstUse()) {
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return true;
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}
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ScopedObjectAccess soa(Thread::Current());
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ScopedUtfChars chars(env, method_name);
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ArtMethod* method = soa.Decode<mirror::Class>(cls)->FindDeclaredDirectMethodByName(
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chars.c_str(), kRuntimePointerSize);
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if (method == nullptr) {
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return false;
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}
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return do_checks(method, soa);
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}
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} // namespace art
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