diff options
Diffstat (limited to 'src/kernels/level3/xgemm_part1.opencl')
| -rw-r--r-- | src/kernels/level3/xgemm_part1.opencl | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/src/kernels/level3/xgemm_part1.opencl b/src/kernels/level3/xgemm_part1.opencl index a2a555de..1ad0a558 100644 --- a/src/kernels/level3/xgemm_part1.opencl +++ b/src/kernels/level3/xgemm_part1.opencl @@ -7,10 +7,10 @@ // Author(s): // Cedric Nugteren <www.cedricnugteren.nl> // -// This file contains an optimized matrix-multiplication kernel according to the paper by Matsumoto +// This file contains an optimized matrix-multiplication kernel inspired by the paper by Matsumoto // et al. and the tutorial on http://www.cedricnugteren.nl/tutorial.php. It is fully configurable // (and tunable!) using more or less the same parameters/naming conventions as in the paper. It -// supports single and double precision (SGEMM/DGEMM) through a pre-processor define. +// supports different data-types (SGEMM/DGEMM/CGEMM/ZGEMM/HGEMM) through a pre-processor define. // // Matrices are accessed as follows: // A: [k*M + m], with 'k' ranging from 0:K and 'm' from 0:M (m,k,m) @@ -31,7 +31,7 @@ // o-------o o-----o // // -// This kernel is seperated into two files. This is part 1 out of 2, +// This kernel is seperated into two files. This is part 1 out of 2. // // ================================================================================================= @@ -68,7 +68,7 @@ R"( #define KWI 1 // Unroll factor of the KWG loop (smaller or equal than KWG) #endif #ifndef VWM - #define VWM 1 // Vector width of matrices A and C + #define VWM 1 // Vector width of matrices A and C #endif #ifndef VWN #define VWN 1 // Vector width of matrix B @@ -97,7 +97,12 @@ R"( #define NWB (NWG/NDIMB) // Amount of loads-per-thread for matrix B (N-dimension) // Settings -#define USE_VECTOR_MAD 0 // Unroll (0) or don't (1) unroll the vector MAD manually +#ifndef USE_VECTOR_MAD + #define USE_VECTOR_MAD 0 // Unroll (0) or don't (1) unroll the vector MAD manually +#endif +#ifndef GLOBAL_MEM_FENCE + #define GLOBAL_MEM_FENCE 0 // Global synchronisation barrier for potential better performance +#endif // ================================================================================================= |