90 lines
3.1 KiB
C++
90 lines
3.1 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 "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 void do_checks(jclass cls, const char* method_name) {
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ScopedObjectAccess soa(Thread::Current());
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ObjPtr<mirror::Class> klass = soa.Decode<mirror::Class>(cls);
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jit::Jit* jit = Runtime::Current()->GetJit();
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jit::JitCodeCache* code_cache = jit->GetCodeCache();
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ArtMethod* method = klass->FindDeclaredDirectMethodByName(method_name, kRuntimePointerSize);
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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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header = OatQuickMethodHeader::FromEntryPoint(pc);
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break;
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} else {
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// Sleep to yield to the compiler thread.
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usleep(1000);
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// Will either ensure it's compiled or do the compilation itself.
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jit->CompileMethod(method, soa.Self(), /* osr */ false);
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}
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}
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CodeInfo info = header->GetOptimizedCodeInfo();
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CodeInfoEncoding encoding = info.ExtractEncoding();
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CHECK(info.HasInlineInfo(encoding));
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}
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static void allocate_profiling_info(jclass cls, const char* method_name) {
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ScopedObjectAccess soa(Thread::Current());
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ObjPtr<mirror::Class> klass = soa.Decode<mirror::Class>(cls);
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ArtMethod* method = klass->FindDeclaredDirectMethodByName(method_name, kRuntimePointerSize);
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ProfilingInfo::Create(soa.Self(), method, /* retry_allocation */ true);
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}
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extern "C" JNIEXPORT void JNICALL Java_Main_ensureProfilingInfo566(JNIEnv*, jclass cls) {
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jit::Jit* jit = Runtime::Current()->GetJit();
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if (jit == nullptr) {
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return;
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}
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allocate_profiling_info(cls, "testInvokeVirtual");
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allocate_profiling_info(cls, "testInvokeInterface");
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allocate_profiling_info(cls, "$noinline$testInlineToSameTarget");
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}
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extern "C" JNIEXPORT void JNICALL Java_Main_ensureJittedAndPolymorphicInline566(JNIEnv*, jclass cls) {
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jit::Jit* jit = Runtime::Current()->GetJit();
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if (jit == nullptr) {
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return;
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}
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if (kIsDebugBuild) {
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// A debug build might often compile the methods without profiling informations filled.
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return;
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}
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do_checks(cls, "testInvokeVirtual");
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do_checks(cls, "testInvokeInterface");
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do_checks(cls, "testInvokeInterface2");
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do_checks(cls, "$noinline$testInlineToSameTarget");
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}
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} // namespace art
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