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138 lines (117 loc) · 4.28 KB
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/*
This file is part of Leela Zero.
Copyright (C) 2017-2019 Gian-Carlo Pascutto and contributors
Leela Zero 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.
Leela Zero 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 Leela Zero. If not, see <http://www.gnu.org/licenses/>.
Additional permission under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with NVIDIA Corporation's libraries from the
NVIDIA CUDA Toolkit and/or the NVIDIA CUDA Deep Neural
Network library and/or the NVIDIA TensorRT inference library
(or a modified version of those libraries), containing parts covered
by the terms of the respective license agreement, the licensors of
this Program grant you additional permission to convey the resulting
work.
*/
#ifndef CONFIG_H_INCLUDED
#define CONFIG_H_INCLUDED
/*
* We need to check for input while we are thinking.
* That code isn't portable, so select something appropriate for the system.
*/
#ifdef _WIN32
#undef HAVE_SELECT
#define NOMINMAX
#else
#define HAVE_SELECT
#endif
/*
* BOARD_SIZE: Define size of the board to compile Leela with, must be an odd
number due to winograd tiles
*/
static constexpr auto BOARD_SIZE = 19;
static_assert(BOARD_SIZE % 2 == 1,
"Code assumes odd board size, remove at your own risk!");
static constexpr auto NUM_INTERSECTIONS = BOARD_SIZE * BOARD_SIZE;
static constexpr auto POTENTIAL_MOVES = NUM_INTERSECTIONS + 1; // including pass
/*
* Features
*
* USE_BLAS: Optionally use a basic linear algebra library.
* This is may perform faster than the included Eigen library,
* and some BLAS libraries can target multiple CPU models.
* Not all operations are performed on the GPU -
* some operations won't get any speedup from it.
* Also used for OpenCL self-checks.
*/
//#define USE_BLAS
/*
* We use OpenBLAS by default, except on macOS, which has a fast BLAS
* built-in. (Accelerate)
*/
#if !defined(__APPLE__) && !defined(__MACOSX)
#if defined(USE_BLAS)
#define USE_OPENBLAS
#endif
#endif
/*
* USE_MKL: Optionally allows using Intel Math Kernel library as
* BLAS implementation. Note that MKL's license is not compatible with the GPL,
* so do not redistribute the resulting binaries. It is fine to use it on your
* own system.
*/
//#define USE_MKL
/*
* USE_OPENCL: Use OpenCL acceleration for GPUs. This makes the program a lot
* faster if you have a recent GPU. Don't use it on CPUs even if they have
* OpenCL drivers - the BLAS version is much faster for those.
*/
#ifndef USE_CPU_ONLY
#define USE_OPENCL
/*
* USE_HALF: Include the half-precision OpenCL implementation when building.
* The current implementation autodetects whether half-precision is better
* or single-precision is better (half precision is chosen if it's 5% faster)
* Half-precision OpenCL gains performance on some GPUs while losing some
* accuracy on the calculation, but generally it is worth using half precision
* if it is at least 5% faster.
*/
#define USE_HALF
#endif
/*
* USE_TUNER: Expose some extra command line parameters that allow tuning the
* search algorithm.
*/
//#define USE_TUNER
static constexpr auto PROGRAM_NAME = "Leela Zero";
static constexpr auto PROGRAM_VERSION = "0.16";
/*
* OpenBLAS limitation: the default configuration on some Linuxes
* is limited to 64 cores.
*/
#if defined(USE_BLAS) && defined(USE_OPENBLAS)
static constexpr auto MAX_CPUS = 64;
#else
static constexpr auto MAX_CPUS = 256;
#endif
#ifdef USE_HALF
#include "half/half.hpp"
#endif
#ifdef USE_OPENCL
// If OpenCL are fully usable, then check the OpenCL against CPU
// implementation with some probability.
//#define USE_OPENCL_SELFCHECK
static constexpr auto SELFCHECK_PROBABILITY = 2000;
#endif
#if (_MSC_VER >= 1400) /* VC8+ Disable all deprecation warnings */
#pragma warning(disable : 4996)
#endif /* VC8+ */
#endif