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/*
* Copyright (C) 2024 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.
*/
#ifndef ART_RUNTIME_INTERPRETER_UNSTARTED_RUNTIME_TEST_H_
#define ART_RUNTIME_INTERPRETER_UNSTARTED_RUNTIME_TEST_H_
#include "unstarted_runtime.h"
#include <memory>
#include "class_linker-inl.h"
#include "common_runtime_test.h"
#include "handle.h"
#include "handle_scope-inl.h"
#include "interpreter_common.h"
#include "mirror/object_array-alloc-inl.h"
#include "mirror/object_array-inl.h"
#include "shadow_frame-inl.h"
namespace art HIDDEN {
namespace interpreter {
// Deleter to be used with ShadowFrame::CreateDeoptimizedFrame objects.
struct DeoptShadowFrameDelete {
// NOTE: Deleting a const object is valid but free() takes a non-const pointer.
void operator()(ShadowFrame* ptr) const {
ShadowFrame::DeleteDeoptimizedFrame(ptr);
}
};
// Alias for std::unique_ptr<> that uses the above deleter.
using UniqueDeoptShadowFramePtr = std::unique_ptr<ShadowFrame, DeoptShadowFrameDelete>;
class UnstartedRuntimeTestBase : public CommonRuntimeTest {
protected:
// Re-expose all UnstartedRuntime implementations so we don't need to declare a million
// test friends.
// Methods that intercept available libcore implementations.
#define UNSTARTED_DIRECT(Name, DescriptorIgnored, NameIgnored, SignatureIgnored) \
static void Unstarted ## Name(Thread* self, \
ShadowFrame* shadow_frame, \
JValue* result, \
size_t arg_offset) \
REQUIRES_SHARED(Locks::mutator_lock_) { \
interpreter::UnstartedRuntime::Unstarted ## Name(self, shadow_frame, result, arg_offset); \
}
UNSTARTED_RUNTIME_DIRECT_LIST(UNSTARTED_DIRECT)
#undef UNSTARTED_DIRECT
// Methods that are native.
#define UNSTARTED_JNI(Name, DescriptorIgnored, NameIgnored, SignatureIgnored) \
static void UnstartedJNI ## Name(Thread* self, \
ArtMethod* method, \
mirror::Object* receiver, \
uint32_t* args, \
JValue* result) \
REQUIRES_SHARED(Locks::mutator_lock_) { \
interpreter::UnstartedRuntime::UnstartedJNI ## Name(self, method, receiver, args, result); \
}
UNSTARTED_RUNTIME_JNI_LIST(UNSTARTED_JNI)
#undef UNSTARTED_JNI
UniqueDeoptShadowFramePtr CreateShadowFrame(uint32_t num_vregs,
ArtMethod* method,
uint32_t dex_pc) {
return UniqueDeoptShadowFramePtr(
ShadowFrame::CreateDeoptimizedFrame(num_vregs, method, dex_pc));
}
mirror::ClassLoader* GetBootClassLoader() REQUIRES_SHARED(Locks::mutator_lock_) {
Thread* self = Thread::Current();
StackHandleScope<2> hs(self);
// Create the fake boot classloader. Any instance is fine, they are technically interchangeable.
Handle<mirror::Class> boot_cp_class = hs.NewHandle(
FindClass("Ljava/lang/BootClassLoader;", ScopedNullHandle<mirror::ClassLoader>()));
CHECK(boot_cp_class != nullptr);
CHECK(class_linker_->EnsureInitialized(
self, boot_cp_class, /*can_init_fields=*/ true, /*can_init_parents=*/ true));
Handle<mirror::ClassLoader> boot_cp =
hs.NewHandle(boot_cp_class->AllocObject(self)->AsClassLoader());
CHECK(boot_cp != nullptr);
ArtMethod* boot_cp_init =
boot_cp_class->FindConstructor("()V", class_linker_->GetImagePointerSize());
CHECK(boot_cp_init != nullptr);
JValue result;
UniqueDeoptShadowFramePtr shadow_frame = CreateShadowFrame(10, boot_cp_init, 0);
shadow_frame->SetVRegReference(0, boot_cp.Get());
// create instruction data for invoke-direct {v0} of method with fake index
uint16_t inst_data[3] = { 0x1070, 0x0000, 0x0010 };
interpreter::DoCall<false>(boot_cp_init,
self,
*shadow_frame,
Instruction::At(inst_data),
inst_data[0],
/* string_init= */ false,
&result);
CHECK(!self->IsExceptionPending());
return boot_cp.Get();
}
};
} // namespace interpreter
} // namespace art
#endif // ART_RUNTIME_INTERPRETER_UNSTARTED_RUNTIME_TEST_H_
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