/*
 * Copyright (c) 2023, RPTU Kaiserslautern-Landau
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its
 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Authors:
 *    Derek Christ
 */

#include "addressdecoder.h"

#include <DRAMSys/config/AddressMapping.h>
#include <DRAMSys/simulation/AddressDecoder.h>

#include <benchmark/benchmark.h>

static DRAMSys::AddressDecoder addressDecoder()
{
    auto addressMapping = nlohmann::json::parse(addressMappingJsonString)
                              .at("addressmapping")
                              .get<DRAMSys::Config::AddressMapping>();
    DRAMSys::AddressDecoder decoder(addressMapping);
    return decoder;
}

static void addressdecoder_decode(benchmark::State& state)
{
    auto decoder = addressDecoder();
    for (auto _ : state)
    {
        // Actual address has no significant impact on performance
        auto decodedAddress = decoder.decodeAddress(0x0);
        benchmark::DoNotOptimize(decodedAddress);
    }
}

BENCHMARK(addressdecoder_decode);

static void addressdecoder_encode(benchmark::State& state)
{
    auto decoder = addressDecoder();

    // Actual address has no significant impact on performance
    DRAMSys::DecodedAddress decodedAddress;

    for (auto _ : state)
    {
        auto encodedAddress = decoder.encodeAddress(decodedAddress);
        benchmark::DoNotOptimize(encodedAddress);
    }
}

BENCHMARK(addressdecoder_encode);