1 // --------------------------------------------------------------------------
4 // Markus Wittmann, 2016-2017
5 // RRZE, University of Erlangen-Nuremberg, Germany
6 // markus.wittmann -at- fau.de or hpc -at- rrze.fau.de
9 // LSS, University of Erlangen-Nuremberg, Germany
11 // This file is part of the Lattice Boltzmann Benchmark Kernels (LbmBenchKernels).
13 // LbmBenchKernels is free software: you can redistribute it and/or modify
14 // it under the terms of the GNU General Public License as published by
15 // the Free Software Foundation, either version 3 of the License, or
16 // (at your option) any later version.
18 // LbmBenchKernels is distributed in the hope that it will be useful,
19 // but WITHOUT ANY WARRANTY; without even the implied warranty of
20 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 // GNU General Public License for more details.
23 // You should have received a copy of the GNU General Public License
24 // along with LbmBenchKernels. If not, see <http://www.gnu.org/licenses/>.
26 // --------------------------------------------------------------------------
29 #include <string.h> // strerror
36 int MemAlloc(void ** ptr, size_t bytesToAlloc)
40 tmpPtr = malloc(bytesToAlloc);
42 if (tmpPtr == NULL) { // && bytesToAlloc != 0) {
43 Error("allocation of %lu bytes failed: %d - %s\n", bytesToAlloc, errno, strerror(errno));
52 int MemAllocAligned(void ** ptr, size_t bytesToAlloc, size_t alignmentBytes)
56 ret = posix_memalign(ptr, alignmentBytes, bytesToAlloc);
59 Error("allocation of %lu bytes aligned to %lu bytes failed: %d - %s\n", bytesToAlloc, alignmentBytes, errno, strerror(errno));
67 int MemFree(void ** ptr)
78 int MemZero(void * ptr, size_t bytesToZero)
81 Assert(bytesToZero > 0);
83 memset(ptr, 0, bytesToZero);