projects / LbmBenchmarkKernelsPublic.git / blame
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1 | // -------------------------------------------------------------------------- |
| 2 | // | |
| 3 | // Copyright | |
| 4 | // Markus Wittmann, 2016-2017 | |
| 5 | // RRZE, University of Erlangen-Nuremberg, Germany | |
| 6 | // markus.wittmann -at- fau.de or hpc -at- rrze.fau.de | |
| 7 | // | |
| 8 | // Viktor Haag, 2016 | |
| 9 | // LSS, University of Erlangen-Nuremberg, Germany | |
| 10 | // | |
| 11 | // This file is part of the Lattice Boltzmann Benchmark Kernels (LbmBenchKernels). | |
| 12 | // | |
| 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. | |
| 17 | // | |
| 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. | |
| 22 | // | |
| 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/>. | |
| 25 | // | |
| 26 | // -------------------------------------------------------------------------- | |
| 27 | #ifndef __BENCH_KERNEL_D3Q19_AA_COMMON_H__ | |
| 28 | #define __BENCH_KERNEL_D3Q19_AA_COMMON_H__ | |
| 29 | ||
| 30 | #include "Kernel.h" | |
| 31 | ||
| 32 | typedef struct KernelDataAa_ | |
| 33 | { | |
| 34 | KernelData kd; | |
| 35 | int Blk[3]; // Blocking in X, Y, and Z direction, value of 0 disables blocking. | |
| 36 | int Iteration; // Current iteration number. | |
| 37 | } KernelDataAa; | |
| 38 | ||
| 39 | // Macro for casting KernelData * to KernelDataAa *. | |
| 40 | #define KDA(_x_) ((KernelDataAa *)(_x_)) | |
| 41 | ||
| 42 | // Build a function name extended by the propagation model name and the data layout. | |
| 43 | // FNANEM(test) will be expanded to test_PushSoA if DATA_LAYOUT_NAME is defined | |
| 44 | // as SoA and PROP_MODEL is defined as Push. | |
| 45 | #define FNAME(functionName) JOIN(JOIN(functionName,_),JOIN(PROP_MODEL_NAME,DATA_LAYOUT_NAME)) | |
| 46 | ||
| 47 | #ifndef DATA_LAYOUT_NAME | |
| 48 | #error DATA_LAYOUT_NAME must be defined | |
| 49 | #endif | |
| 50 | ||
| 51 | #ifndef PROP_MODEL_NAME | |
| 52 | #error PROP_MODEL_NAME must be defined | |
| 53 | #endif | |
| 54 | ||
| 55 | // ----------------------------------------------------------------------- | |
| 56 | // Index function for accesssing PDF array for different data layouts. | |
| 57 | ||
| 58 | #define P_INDEX_5 FNAME(PINDEX5) | |
| 59 | ||
| 60 | static inline int FNAME(PINDEX5)(int dims[3], int x, int y, int z, int d) | |
| 61 | { | |
| 62 | Assert(dims[0] > 0); | |
| 63 | Assert(dims[1] > 0); | |
| 64 | Assert(dims[2] > 0); | |
| 65 | ||
| 66 | Assert(x >= 0); | |
| 67 | Assert(x < dims[0]); | |
| 68 | Assert(y >= 0); | |
| 69 | Assert(y < dims[1]); | |
| 70 | Assert(z >= 0); | |
| 71 | Assert(z < dims[2]); | |
| 72 | Assert(d >= 0); | |
| 73 | #ifdef D3Q19 | |
| 74 | Assert(d < N_D3Q19); | |
| 75 | #else | |
| 76 | #error Not implemented for this discretization. | |
| 77 | #endif | |
| 78 | ||
| 79 | #ifdef DATA_LAYOUT_SOA | |
| 80 | return d * dims[0] * dims[1] * dims[2] + x * dims[1] * dims[2] + y * dims[2] + z; | |
| 81 | #elif DATA_LAYOUT_AOS | |
| 82 | return x * dims[1] * dims[2] * N_D3Q19 + y * dims[2] * N_D3Q19 + z * N_D3Q19 + d; | |
| 83 | #else | |
| 84 | #error P_INDEX_5 function no implemented for chosen data layout. | |
| 85 | #endif | |
| 86 | } | |
| 87 | ||
| 88 | #endif // __BENCH_KERNEL_D3Q19_AA_COMMON_H__ | |
| 89 |