1*38fd1498Szrj // -*- C++ -*- 2*38fd1498Szrj 3*38fd1498Szrj // Copyright (C) 2007-2018 Free Software Foundation, Inc. 4*38fd1498Szrj // 5*38fd1498Szrj // This file is part of the GNU ISO C++ Library. This library is free 6*38fd1498Szrj // software; you can redistribute it and/or modify it under the terms 7*38fd1498Szrj // of the GNU General Public License as published by the Free Software 8*38fd1498Szrj // Foundation; either version 3, or (at your option) any later 9*38fd1498Szrj // version. 10*38fd1498Szrj 11*38fd1498Szrj // This library is distributed in the hope that it will be useful, but 12*38fd1498Szrj // WITHOUT ANY WARRANTY; without even the implied warranty of 13*38fd1498Szrj // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14*38fd1498Szrj // General Public License for more details. 15*38fd1498Szrj 16*38fd1498Szrj // Under Section 7 of GPL version 3, you are granted additional 17*38fd1498Szrj // permissions described in the GCC Runtime Library Exception, version 18*38fd1498Szrj // 3.1, as published by the Free Software Foundation. 19*38fd1498Szrj 20*38fd1498Szrj // You should have received a copy of the GNU General Public License and 21*38fd1498Szrj // a copy of the GCC Runtime Library Exception along with this program; 22*38fd1498Szrj // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23*38fd1498Szrj // <http://www.gnu.org/licenses/>. 24*38fd1498Szrj 25*38fd1498Szrj /** @file parallel/compiletime_settings.h 26*38fd1498Szrj * @brief Defines on options concerning debugging and performance, at 27*38fd1498Szrj * compile-time. 28*38fd1498Szrj * This file is a GNU parallel extension to the Standard C++ Library. 29*38fd1498Szrj */ 30*38fd1498Szrj 31*38fd1498Szrj // Written by Johannes Singler. 32*38fd1498Szrj 33*38fd1498Szrj #include <cstdio> 34*38fd1498Szrj 35*38fd1498Szrj /** @brief Determine verbosity level of the parallel mode. 36*38fd1498Szrj * Level 1 prints a message each time a parallel-mode function is entered. */ 37*38fd1498Szrj #define _GLIBCXX_VERBOSE_LEVEL 0 38*38fd1498Szrj 39*38fd1498Szrj /** @def _GLIBCXX_CALL 40*38fd1498Szrj * @brief Macro to produce log message when entering a function. 41*38fd1498Szrj * @param __n Input size. 42*38fd1498Szrj * @see _GLIBCXX_VERBOSE_LEVEL */ 43*38fd1498Szrj #if (_GLIBCXX_VERBOSE_LEVEL == 0) 44*38fd1498Szrj #define _GLIBCXX_CALL(__n) 45*38fd1498Szrj #endif 46*38fd1498Szrj #if (_GLIBCXX_VERBOSE_LEVEL == 1) 47*38fd1498Szrj #define _GLIBCXX_CALL(__n) \ 48*38fd1498Szrj printf(" %__s:\niam = %d, __n = %ld, __num_threads = %d\n", \ 49*38fd1498Szrj __PRETTY_FUNCTION__, omp_get_thread_num(), (__n), __get_max_threads()); 50*38fd1498Szrj #endif 51*38fd1498Szrj 52*38fd1498Szrj #ifndef _GLIBCXX_SCALE_DOWN_FPU 53*38fd1498Szrj /** @brief Use floating-point scaling instead of modulo for mapping 54*38fd1498Szrj * random numbers to a range. This can be faster on certain CPUs. */ 55*38fd1498Szrj #define _GLIBCXX_SCALE_DOWN_FPU 0 56*38fd1498Szrj #endif 57*38fd1498Szrj 58*38fd1498Szrj #ifndef _GLIBCXX_PARALLEL_ASSERTIONS 59*38fd1498Szrj /** @brief Switch on many _GLIBCXX_PARALLEL_ASSERTions in parallel code. 60*38fd1498Szrj * Should be switched on only locally. */ 61*38fd1498Szrj #define _GLIBCXX_PARALLEL_ASSERTIONS (_GLIBCXX_ASSERTIONS+0) 62*38fd1498Szrj #endif 63*38fd1498Szrj 64*38fd1498Szrj #ifndef _GLIBCXX_RANDOM_SHUFFLE_CONSIDER_L1 65*38fd1498Szrj /** @brief Switch on many _GLIBCXX_PARALLEL_ASSERTions in parallel code. 66*38fd1498Szrj * Consider the size of the L1 cache for 67*38fd1498Szrj * gnu_parallel::__parallel_random_shuffle(). */ 68*38fd1498Szrj #define _GLIBCXX_RANDOM_SHUFFLE_CONSIDER_L1 0 69*38fd1498Szrj #endif 70*38fd1498Szrj #ifndef _GLIBCXX_RANDOM_SHUFFLE_CONSIDER_TLB 71*38fd1498Szrj /** @brief Switch on many _GLIBCXX_PARALLEL_ASSERTions in parallel code. 72*38fd1498Szrj * Consider the size of the TLB for 73*38fd1498Szrj * gnu_parallel::__parallel_random_shuffle(). */ 74*38fd1498Szrj #define _GLIBCXX_RANDOM_SHUFFLE_CONSIDER_TLB 0 75*38fd1498Szrj #endif 76