REDACTED-rig/src/crypto/rx/RxVm.cpp
SChernykh 63e21dfe63 RandomX: added Blake2 AVX2 version
+0.1% speedup on AMD Zen2/Zen3 and Intel CPUs which support AVX2.
2022-08-25 20:39:54 +02:00

58 lines
1.9 KiB
C++

/* XMRig
* Copyright (c) 2018-2019 tevador <tevador@gmail.com>
* Copyright (c) 2018-2020 SChernykh <https://github.com/SChernykh>
* Copyright (c) 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 "crypto/randomx/randomx.h"
#include "backend/cpu/Cpu.h"
#include "crypto/rx/RxCache.h"
#include "crypto/rx/RxDataset.h"
#include "crypto/rx/RxVm.h"
randomx_vm *xmrig::RxVm::create(RxDataset *dataset, uint8_t *scratchpad, bool softAes, const Assembly &assembly, uint32_t node)
{
int flags = 0;
if (!softAes) {
flags |= RANDOMX_FLAG_HARD_AES;
}
if (dataset->get()) {
flags |= RANDOMX_FLAG_FULL_MEM;
}
if (!dataset->cache() || dataset->cache()->isJIT()) {
flags |= RANDOMX_FLAG_JIT;
}
const auto asmId = assembly == Assembly::AUTO ? Cpu::info()->assembly() : assembly.id();
if ((asmId == Assembly::RYZEN) || (asmId == Assembly::BULLDOZER)) {
flags |= RANDOMX_FLAG_AMD;
}
return randomx_create_vm(static_cast<randomx_flags>(flags), !dataset->get() ? dataset->cache()->get() : nullptr, dataset->get(), scratchpad, node);
}
void xmrig::RxVm::destroy(randomx_vm* vm)
{
if (vm) {
randomx_destroy_vm(vm);
}
}