blob: 3206bc784411adf3560cf846cf42ad782060e46e [file] [log] [blame]
/*
* Copyright (C) 2015 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 <dlfcn.h>
#include "code_simulator_container.h"
#include "base/globals.h"
#include "base/logging.h" // For VLOG.
#include "code_simulator.h"
namespace art {
CodeSimulatorContainer::CodeSimulatorContainer(InstructionSet target_isa)
: libart_simulator_handle_(nullptr),
simulator_(nullptr) {
const char* libart_simulator_so_name =
kIsDebugBuild ? "libartd-simulator.so" : "libart-simulator.so";
libart_simulator_handle_ = dlopen(libart_simulator_so_name, RTLD_NOW);
// It is not a real error when libart-simulator does not exist, e.g., on target.
if (libart_simulator_handle_ == nullptr) {
VLOG(simulator) << "Could not load " << libart_simulator_so_name << ": " << dlerror();
} else {
typedef CodeSimulator* (*create_code_simulator_ptr_)(InstructionSet target_isa);
create_code_simulator_ptr_ create_code_simulator_ =
reinterpret_cast<create_code_simulator_ptr_>(
dlsym(libart_simulator_handle_, "CreateCodeSimulator"));
DCHECK(create_code_simulator_ != nullptr) << "Fail to find symbol of CreateCodeSimulator: "
<< dlerror();
simulator_ = create_code_simulator_(target_isa);
}
}
CodeSimulatorContainer::~CodeSimulatorContainer() {
// Free simulator object before closing libart-simulator because destructor of
// CodeSimulator lives in it.
if (simulator_ != nullptr) {
delete simulator_;
}
if (libart_simulator_handle_ != nullptr) {
dlclose(libart_simulator_handle_);
}
}
} // namespace art