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| author | Cedric Nugteren <web@cedricnugteren.nl> | 2018-10-15 20:08:29 +0200 |
|---|---|---|
| committer | Cedric Nugteren <web@cedricnugteren.nl> | 2018-10-15 20:08:29 +0200 |
| commit | 664a238adfd581dd1b2e6ed94592ba956ae117dc (patch) | |
| tree | 8cd732633e0bb3e8c3a8e12a652d789bcf0e73f9 /src/kernels | |
| parent | 634b2bc75c74b80cdd2c60f87472d6f8f467cbba (diff) | |
Fixed a bug in the XaxpyFaster kernel for specific parameters
Diffstat (limited to 'src/kernels')
| -rw-r--r-- | src/kernels/level1/xaxpy.opencl | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/kernels/level1/xaxpy.opencl b/src/kernels/level1/xaxpy.opencl index 74e49930..2829237e 100644 --- a/src/kernels/level1/xaxpy.opencl +++ b/src/kernels/level1/xaxpy.opencl @@ -43,10 +43,11 @@ void XaxpyFaster(const int n, const real_arg arg_alpha, __global realV* ygm) { const real alpha = GetRealArg(arg_alpha); - if (get_global_id(0) < n / (VW)) { + const int num_worker_threads = n / (VW * WPT); + if (get_global_id(0) < num_worker_threads) { #pragma unroll for (int _w = 0; _w < WPT; _w += 1) { - const int id = _w*get_global_size(0) + get_global_id(0); + const int id = _w*num_worker_threads + get_global_id(0); realV xvalue = xgm[id]; realV yvalue = ygm[id]; ygm[id] = MultiplyAddVector(yvalue, alpha, xvalue); |