## File: mp.h

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libm4ri 20200125-1
 `1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889` ``````/** * \file mp.h * * \brief multicore matrix operations * * \author Martin Albrecht */ #ifndef M4RI_MP_H #define M4RI_MP_H /******************************************************************* * * M4RI: Linear Algebra over GF(2) * * Copyright (C) 2014 Martin Albrecht * * Distributed under the terms of the GNU General Public License (GPL) * version 2 or higher. * * This code 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. * * The full text of the GPL is available at: * * http://www.gnu.org/licenses/ * ********************************************************************/ #include /** * \brief Matrix multiplication via the cubic multiplication algorithm on * multiple cores, i.e. compute C = AB. * * This is the wrapper function including bounds checks. See _mzd_mul_mp4 for * implementation details. * * \param C Preallocated product matrix, may be NULL for automatic creation. * \param A Input matrix A * \param B Input matrix B * \param cutoff Minimal dimension for recursion. */ mzd_t *mzd_mul_mp(mzd_t *C, mzd_t const *A, mzd_t const *B, int cutoff); /** * \brief Matrix multiplication and in-place addition via the cubic matrix * multiplication algorithm on multiple cores, i.e. compute C = C+ AB. * * This is the wrapper function including bounds checks. See _mzd_addmul_mp4 for * implementation details. * * \param C product matrix * \param A Input matrix A * \param B Input matrix B * \param cutoff Minimal dimension for recursion. */ mzd_t *mzd_addmul_mp(mzd_t *C, mzd_t const *A, mzd_t const *B, int cutoff); /** * \brief Matrix multiplication and in-place addition via cubic matrix * multiplication algorithm on up to four cores, i.e. compute C = C+ AB. * * \param C Product matrix * \param A Input matrix A * \param B Input matrix B * \param cutoff Minimal dimension for recursion. */ mzd_t *_mzd_addmul_mp4(mzd_t *C, mzd_t const *A, mzd_t const *B, int cutoff); /** * \brief Matrix multiplication via cubic matrix multiplication algorithm on up * to four cores, i.e. compute C = C+ AB. * * \param C Product matrix * \param A Input matrix A * \param B Input matrix B * \param cutoff Minimal dimension for recursion. */ mzd_t *_mzd_mul_mp4(mzd_t *C, mzd_t const *A, mzd_t const *B, int cutoff); #endif //__M4RI_HAVE_OPENMP ``````