diff options
author | CNugteren <web@cedricnugteren.nl> | 2015-07-12 16:57:09 +0200 |
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committer | CNugteren <web@cedricnugteren.nl> | 2015-07-12 16:57:09 +0200 |
commit | aa852bbe67a7dc9018afd7d1349184f0284d215c (patch) | |
tree | 2238271b288f88d3990fe952960b8ee392eafb4b /test/routines/level3/xsyrk.h | |
parent | 721546e64a32703b0a424f89919a55988c2b4172 (diff) |
Added subfolders for the level1/2/3 routines
Diffstat (limited to 'test/routines/level3/xsyrk.h')
-rw-r--r-- | test/routines/level3/xsyrk.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/test/routines/level3/xsyrk.h b/test/routines/level3/xsyrk.h new file mode 100644 index 00000000..2ec9fb65 --- /dev/null +++ b/test/routines/level3/xsyrk.h @@ -0,0 +1,121 @@ + +// ================================================================================================= +// This file is part of the CLBlast project. The project is licensed under Apache Version 2.0. This +// project loosely follows the Google C++ styleguide and uses a tab-size of two spaces and a max- +// width of 100 characters per line. +// +// Author(s): +// Cedric Nugteren <www.cedricnugteren.nl> +// +// This file implements a class with static methods to describe the Xsyrk routine. Examples of +// such 'descriptions' are how to calculate the size a of buffer or how to run the routine. These +// static methods are used by the correctness tester and the performance tester. +// +// ================================================================================================= + +#ifndef CLBLAST_TEST_ROUTINES_XSYRK_H_ +#define CLBLAST_TEST_ROUTINES_XSYRK_H_ + +#include <vector> +#include <string> + +#include "wrapper_clblas.h" + +namespace clblast { +// ================================================================================================= + +// See comment at top of file for a description of the class +template <typename T> +class TestXsyrk { + public: + + // The list of arguments relevant for this routine + static std::vector<std::string> GetOptions() { + return {kArgN, kArgK, + kArgLayout, kArgTriangle, kArgATransp, + kArgALeadDim, kArgCLeadDim, + kArgAOffset, kArgCOffset, + kArgAlpha, kArgBeta}; + } + + // Describes how to obtain the sizes of the buffers + static size_t GetSizeA(const Arguments<T> &args) { + auto a_rotated = (args.layout == Layout::kColMajor && args.a_transpose != Transpose::kNo) || + (args.layout == Layout::kRowMajor && args.a_transpose == Transpose::kNo); + auto a_two = (a_rotated) ? args.n : args.k; + return a_two * args.a_ld + args.a_offset; + } + static size_t GetSizeC(const Arguments<T> &args) { + return args.n * args.c_ld + args.c_offset; + } + + // Describes how to set the sizes of all the buffers + static void SetSizes(Arguments<T> &args) { + args.a_size = GetSizeA(args); + args.c_size = GetSizeC(args); + } + + // Describes what the default values of the leading dimensions of the matrices are + static size_t DefaultLDA(const Arguments<T> &args) { return args.k; } + static size_t DefaultLDB(const Arguments<T> &) { return 1; } // N/A for this routine + static size_t DefaultLDC(const Arguments<T> &args) { return args.n; } + + // Describes how to run the CLBlast routine + static StatusCode RunRoutine(const Arguments<T> &args, const Buffers &buffers, + CommandQueue &queue) { + auto queue_plain = queue(); + auto event = cl_event{}; + auto status = Syrk(args.layout, args.triangle, args.a_transpose, + args.n, args.k, args.alpha, + buffers.a_mat(), args.a_offset, args.a_ld, args.beta, + buffers.c_mat(), args.c_offset, args.c_ld, + &queue_plain, &event); + clWaitForEvents(1, &event); + return status; + } + + // Describes how to run the clBLAS routine (for correctness/performance comparison) + static StatusCode RunReference(const Arguments<T> &args, const Buffers &buffers, + CommandQueue &queue) { + auto queue_plain = queue(); + auto event = cl_event{}; + auto status = clblasXsyrk(static_cast<clblasOrder>(args.layout), + static_cast<clblasUplo>(args.triangle), + static_cast<clblasTranspose>(args.a_transpose), + args.n, args.k, args.alpha, + buffers.a_mat(), args.a_offset, args.a_ld, args.beta, + buffers.c_mat(), args.c_offset, args.c_ld, + 1, &queue_plain, 0, nullptr, &event); + clWaitForEvents(1, &event); + return static_cast<StatusCode>(status); + } + + // Describes how to download the results of the computation (more importantly: which buffer) + static std::vector<T> DownloadResult(const Arguments<T> &args, Buffers &buffers, + CommandQueue &queue) { + std::vector<T> result(args.c_size, static_cast<T>(0)); + buffers.c_mat.ReadBuffer(queue, args.c_size*sizeof(T), result); + return result; + } + + // Describes how to compute the indices of the result buffer + static size_t ResultID1(const Arguments<T> &args) { return args.n; } + static size_t ResultID2(const Arguments<T> &args) { return args.n; } + static size_t GetResultIndex(const Arguments<T> &args, const size_t id1, const size_t id2) { + return id1*args.c_ld + id2 + args.c_offset; + } + + // Describes how to compute performance metrics + static size_t GetFlops(const Arguments<T> &args) { + return args.n * args.n * args.k; + } + static size_t GetBytes(const Arguments<T> &args) { + return (args.n*args.k + args.n*args.n) * sizeof(T); + } +}; + +// ================================================================================================= +} // namespace clblast + +// CLBLAST_TEST_ROUTINES_XSYRK_H_ +#endif |