xref: /libCEED/include/ceed/jit-source/magma/magma-common-defs.h (revision 78eab309c7f181abe05aece5f6af256290074fda)
1 // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors.
2 // All Rights Reserved. See the top-level LICENSE and NOTICE files for details.
3 //
4 // SPDX-License-Identifier: BSD-2-Clause
5 //
6 // This file is part of CEED:  http://github.com/ceed
7 
8 /// @file
9 /// Internal header for MAGMA backend common definitions
10 #ifndef CEED_MAGMA_COMMON_DEFS_H
11 #define CEED_MAGMA_COMMON_DEFS_H
12 
13 #ifdef CEED_MAGMA_USE_HIP
14 #define MAGMA_DEVICE_SHARED(type, name) HIP_DYNAMIC_SHARED(type, name)
15 #else
16 #define MAGMA_DEVICE_SHARED(type, name) extern __shared__ type name[];
17 #endif
18 
19 typedef enum { MagmaNoTrans = 111, MagmaTrans = 112, MagmaConjTrans = 113, Magma_ConjTrans = MagmaConjTrans } magma_trans_t;
20 
21 #define MAGMA_D_ZERO 0.0
22 #define MAGMA_D_ONE 1.0
23 
24 #define MAGMA_CEILDIV(A, B) (((A) + (B)-1) / (B))
25 #define MAGMA_ROUNDUP(A, B) MAGMA_CEILDIV((A), (B)) * (B)
26 #define MAGMA_MAX(A, B) ((A) > (B) ? (A) : (B))
27 
28 #define MAGMA_MAXTHREADS_1D 128
29 #define MAGMA_MAXTHREADS_2D 128
30 #define MAGMA_MAXTHREADS_3D 64
31 
32 // Define macro for determining number of threads in y-direction for basis kernels
33 #define MAGMA_BASIS_NTCOL(x, maxt) (((maxt) < (x)) ? 1 : ((maxt) / (x)))
34 
35 // Define macro for computing the total threads in a block for use with __launch_bounds__()
36 #define MAGMA_BASIS_BOUNDS(x, maxt) (x * MAGMA_BASIS_NTCOL(x, maxt))
37 
38 #endif  // CEED_MAGMA_COMMON_DEFS_H
39