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