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/*
* Copyright (C) 2011 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 "driver/compiler_driver.h"
#include <stdint.h>
#include <stdio.h>
#include <memory>
#include "art_method-inl.h"
#include "class_linker-inl.h"
#include "common_compiler_test.h"
#include "dex_file.h"
#include "gc/heap.h"
#include "mirror/class-inl.h"
#include "mirror/class_loader.h"
#include "mirror/dex_cache-inl.h"
#include "mirror/object_array-inl.h"
#include "mirror/object-inl.h"
#include "handle_scope-inl.h"
#include "scoped_thread_state_change.h"
namespace art {
class CompilerDriverTest : public CommonCompilerTest {
protected:
void CompileAll(jobject class_loader) REQUIRES(!Locks::mutator_lock_) {
TimingLogger timings("CompilerDriverTest::CompileAll", false, false);
TimingLogger::ScopedTiming t(__FUNCTION__, &timings);
compiler_driver_->CompileAll(class_loader,
GetDexFiles(class_loader),
&timings);
t.NewTiming("MakeAllExecutable");
MakeAllExecutable(class_loader);
}
void EnsureCompiled(jobject class_loader, const char* class_name, const char* method,
const char* signature, bool is_virtual)
REQUIRES(!Locks::mutator_lock_) {
CompileAll(class_loader);
Thread::Current()->TransitionFromSuspendedToRunnable();
bool started = runtime_->Start();
CHECK(started);
env_ = Thread::Current()->GetJniEnv();
class_ = env_->FindClass(class_name);
CHECK(class_ != nullptr) << "Class not found: " << class_name;
if (is_virtual) {
mid_ = env_->GetMethodID(class_, method, signature);
} else {
mid_ = env_->GetStaticMethodID(class_, method, signature);
}
CHECK(mid_ != nullptr) << "Method not found: " << class_name << "." << method << signature;
}
void MakeAllExecutable(jobject class_loader) {
const std::vector<const DexFile*> class_path = GetDexFiles(class_loader);
for (size_t i = 0; i != class_path.size(); ++i) {
const DexFile* dex_file = class_path[i];
CHECK(dex_file != nullptr);
MakeDexFileExecutable(class_loader, *dex_file);
}
}
void MakeDexFileExecutable(jobject class_loader, const DexFile& dex_file) {
ClassLinker* class_linker = Runtime::Current()->GetClassLinker();
for (size_t i = 0; i < dex_file.NumClassDefs(); i++) {
const DexFile::ClassDef& class_def = dex_file.GetClassDef(i);
const char* descriptor = dex_file.GetClassDescriptor(class_def);
ScopedObjectAccess soa(Thread::Current());
StackHandleScope<1> hs(soa.Self());
Handle<mirror::ClassLoader> loader(
hs.NewHandle(soa.Decode<mirror::ClassLoader*>(class_loader)));
mirror::Class* c = class_linker->FindClass(soa.Self(), descriptor, loader);
CHECK(c != nullptr);
const auto pointer_size = class_linker->GetImagePointerSize();
for (auto& m : c->GetDirectMethods(pointer_size)) {
MakeExecutable(&m);
}
for (auto& m : c->GetVirtualMethods(pointer_size)) {
MakeExecutable(&m);
}
}
}
JNIEnv* env_;
jclass class_;
jmethodID mid_;
};
// Disabled due to 10 second runtime on host
TEST_F(CompilerDriverTest, DISABLED_LARGE_CompileDexLibCore) {
CompileAll(nullptr);
// All libcore references should resolve
ScopedObjectAccess soa(Thread::Current());
ASSERT_TRUE(java_lang_dex_file_ != nullptr);
const DexFile& dex = *java_lang_dex_file_;
mirror::DexCache* dex_cache = class_linker_->FindDexCache(soa.Self(), dex);
EXPECT_EQ(dex.NumStringIds(), dex_cache->NumStrings());
for (size_t i = 0; i < dex_cache->NumStrings(); i++) {
const mirror::String* string = dex_cache->GetResolvedString(i);
EXPECT_TRUE(string != nullptr) << "string_idx=" << i;
}
EXPECT_EQ(dex.NumTypeIds(), dex_cache->NumResolvedTypes());
for (size_t i = 0; i < dex_cache->NumResolvedTypes(); i++) {
mirror::Class* type = dex_cache->GetResolvedType(i);
EXPECT_TRUE(type != nullptr) << "type_idx=" << i
<< " " << dex.GetTypeDescriptor(dex.GetTypeId(i));
}
EXPECT_EQ(dex.NumMethodIds(), dex_cache->NumResolvedMethods());
auto* cl = Runtime::Current()->GetClassLinker();
auto pointer_size = cl->GetImagePointerSize();
for (size_t i = 0; i < dex_cache->NumResolvedMethods(); i++) {
ArtMethod* method = dex_cache->GetResolvedMethod(i, pointer_size);
EXPECT_TRUE(method != nullptr) << "method_idx=" << i
<< " " << dex.GetMethodDeclaringClassDescriptor(dex.GetMethodId(i))
<< " " << dex.GetMethodName(dex.GetMethodId(i));
EXPECT_TRUE(method->GetEntryPointFromQuickCompiledCode() != nullptr) << "method_idx=" << i
<< " " << dex.GetMethodDeclaringClassDescriptor(dex.GetMethodId(i)) << " "
<< dex.GetMethodName(dex.GetMethodId(i));
}
EXPECT_EQ(dex.NumFieldIds(), dex_cache->NumResolvedFields());
for (size_t i = 0; i < dex_cache->NumResolvedFields(); i++) {
ArtField* field = cl->GetResolvedField(i, dex_cache);
EXPECT_TRUE(field != nullptr) << "field_idx=" << i
<< " " << dex.GetFieldDeclaringClassDescriptor(dex.GetFieldId(i))
<< " " << dex.GetFieldName(dex.GetFieldId(i));
}
// TODO check Class::IsVerified for all classes
// TODO: check that all Method::GetCode() values are non-null
}
TEST_F(CompilerDriverTest, AbstractMethodErrorStub) {
TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING_WITH_QUICK();
TEST_DISABLED_FOR_READ_BARRIER_WITH_QUICK();
TEST_DISABLED_FOR_READ_BARRIER_WITH_OPTIMIZING_FOR_UNSUPPORTED_INSTRUCTION_SETS();
jobject class_loader;
{
ScopedObjectAccess soa(Thread::Current());
CompileVirtualMethod(NullHandle<mirror::ClassLoader>(), "java.lang.Class", "isFinalizable",
"()Z");
CompileDirectMethod(NullHandle<mirror::ClassLoader>(), "java.lang.Object", "<init>", "()V");
class_loader = LoadDex("AbstractMethod");
}
ASSERT_TRUE(class_loader != nullptr);
EnsureCompiled(class_loader, "AbstractClass", "foo", "()V", true);
// Create a jobj_ of ConcreteClass, NOT AbstractClass.
jclass c_class = env_->FindClass("ConcreteClass");
jmethodID constructor = env_->GetMethodID(c_class, "<init>", "()V");
jobject jobj_ = env_->NewObject(c_class, constructor);
ASSERT_TRUE(jobj_ != nullptr);
// Force non-virtual call to AbstractClass foo, will throw AbstractMethodError exception.
env_->CallNonvirtualVoidMethod(jobj_, class_, mid_);
EXPECT_EQ(env_->ExceptionCheck(), JNI_TRUE);
jthrowable exception = env_->ExceptionOccurred();
env_->ExceptionClear();
jclass jlame = env_->FindClass("java/lang/AbstractMethodError");
EXPECT_TRUE(env_->IsInstanceOf(exception, jlame));
{
ScopedObjectAccess soa(Thread::Current());
Thread::Current()->ClearException();
}
}
class CompilerDriverMethodsTest : public CompilerDriverTest {
protected:
std::unordered_set<std::string>* GetCompiledMethods() OVERRIDE {
return new std::unordered_set<std::string>({
"byte StaticLeafMethods.identity(byte)",
"int StaticLeafMethods.sum(int, int, int)",
"double StaticLeafMethods.sum(double, double, double, double)"
});
}
};
TEST_F(CompilerDriverMethodsTest, Selection) {
TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING_WITH_QUICK();
TEST_DISABLED_FOR_READ_BARRIER_WITH_QUICK();
TEST_DISABLED_FOR_READ_BARRIER_WITH_OPTIMIZING_FOR_UNSUPPORTED_INSTRUCTION_SETS();
Thread* self = Thread::Current();
jobject class_loader;
{
ScopedObjectAccess soa(self);
class_loader = LoadDex("StaticLeafMethods");
}
ASSERT_NE(class_loader, nullptr);
// Need to enable dex-file writability. Methods rejected to be compiled will run through the
// dex-to-dex compiler.
for (const DexFile* dex_file : GetDexFiles(class_loader)) {
ASSERT_TRUE(dex_file->EnableWrite());
}
CompileAll(class_loader);
ClassLinker* class_linker = Runtime::Current()->GetClassLinker();
ScopedObjectAccess soa(self);
StackHandleScope<1> hs(self);
Handle<mirror::ClassLoader> h_loader(hs.NewHandle(
reinterpret_cast<mirror::ClassLoader*>(self->DecodeJObject(class_loader))));
mirror::Class* klass = class_linker->FindClass(self, "LStaticLeafMethods;", h_loader);
ASSERT_NE(klass, nullptr);
std::unique_ptr<std::unordered_set<std::string>> expected(GetCompiledMethods());
const auto pointer_size = class_linker->GetImagePointerSize();
for (auto& m : klass->GetDirectMethods(pointer_size)) {
std::string name = PrettyMethod(&m, true);
const void* code = m.GetEntryPointFromQuickCompiledCodePtrSize(pointer_size);
ASSERT_NE(code, nullptr);
if (expected->find(name) != expected->end()) {
expected->erase(name);
EXPECT_FALSE(class_linker->IsQuickToInterpreterBridge(code));
} else {
EXPECT_TRUE(class_linker->IsQuickToInterpreterBridge(code));
}
}
EXPECT_TRUE(expected->empty());
}
// TODO: need check-cast test (when stub complete & we can throw/catch
} // namespace art