REDACTED-rig/src/backend/cuda/runners/CudaAstroBWTRunner.cpp
2022-03-10 00:24:49 +01:00

85 lines
3 KiB
C++

/* XMRig
* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
* Copyright 2018-2020 SChernykh <https://github.com/SChernykh>
* Copyright 2016-2020 XMRig <https://github.com/xmrig>, <support@xmrig.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "backend/cuda/runners/CudaAstroBWTRunner.h"
#include "backend/cuda/CudaLaunchData.h"
#include "backend/cuda/wrappers/CudaLib.h"
#include "base/net/stratum/Job.h"
constexpr uint32_t xmrig::CudaAstroBWTRunner::BWT_DATA_STRIDE;
xmrig::CudaAstroBWTRunner::CudaAstroBWTRunner(size_t index, const CudaLaunchData &data)
: CudaBaseRunner(index, data)
, m_algorithm(data.algorithm)
{
m_intensity = m_data.thread.threads() * m_data.thread.blocks();
m_intensity -= m_intensity % 32;
// Dero HE has very fast blocks, so we can't use high intensity
if ((m_algorithm == Algorithm::ASTROBWT_DERO_2) && (m_intensity > 4096)) {
m_intensity = 4096;
}
}
bool xmrig::CudaAstroBWTRunner::run(uint32_t startNonce, uint32_t *rescount, uint32_t *resnonce)
{
return callWrapper(CudaLib::astroBWTHash(m_ctx, startNonce, m_target, rescount, resnonce));
}
bool xmrig::CudaAstroBWTRunner::set(const Job &job, uint8_t *blob)
{
if (!CudaBaseRunner::set(job, blob)) {
return false;
}
return callWrapper(CudaLib::astroBWTPrepare(m_ctx, static_cast<uint32_t>(m_intensity)));
}
size_t xmrig::CudaAstroBWTRunner::roundSize() const
{
if (m_algorithm == Algorithm::ASTROBWT_DERO_2) {
return m_intensity;
}
constexpr uint32_t STAGE1_SIZE = 147253;
constexpr uint32_t STAGE1_DATA_STRIDE = (STAGE1_SIZE + 256 + 255) & ~255U;
const uint32_t BATCH2_SIZE = static_cast<uint32_t>(m_intensity);
const uint32_t BWT_ALLOCATION_SIZE = BATCH2_SIZE * BWT_DATA_STRIDE;
const uint32_t BATCH1_SIZE = (BWT_ALLOCATION_SIZE / STAGE1_DATA_STRIDE) & ~255U;
return BATCH1_SIZE;
}
size_t xmrig::CudaAstroBWTRunner::processedHashes() const
{
return CudaLib::deviceInt(m_ctx, CudaLib::DeviceAstroBWTProcessedHashes);
}