mirror of
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133 lines
5 KiB
C++
133 lines
5 KiB
C++
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// =================================================================================================
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// This file is part of the CLBlast project. The project is licensed under Apache Version 2.0. This
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// project loosely follows the Google C++ styleguide and uses a tab-size of two spaces and a max-
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// width of 100 characters per line.
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//
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// Author(s):
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// Cedric Nugteren <www.cedricnugteren.nl>
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//
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// This file provides declarations for the common test utility functions (performance clients and
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// correctness testers).
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//
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// =================================================================================================
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#ifndef CLBLAST_TEST_UTILITIES_H_
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#define CLBLAST_TEST_UTILITIES_H_
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#include <cstdlib>
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#include <string>
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#include <fstream>
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#include <sstream>
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#include <iterator>
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#include "utilities/utilities.hpp"
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namespace clblast {
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// =================================================================================================
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// The client-specific arguments in string form
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constexpr auto kArgCompareclblas = "clblas";
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constexpr auto kArgComparecblas = "cblas";
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constexpr auto kArgComparecublas = "cublas";
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constexpr auto kArgStepSize = "step";
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constexpr auto kArgNumSteps = "num_steps";
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constexpr auto kArgWarmUp = "warm_up";
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constexpr auto kArgTunerFiles = "tuner_files";
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// The test-specific arguments in string form
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constexpr auto kArgFullTest = "full_test";
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constexpr auto kArgVerbose = "verbose";
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// =================================================================================================
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// Returns whether a scalar is close to zero
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template <typename T> bool IsCloseToZero(const T value);
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// =================================================================================================
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// Structure containing all possible buffers for test clients
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template <typename T>
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struct Buffers {
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Buffer<T> x_vec;
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Buffer<T> y_vec;
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Buffer<T> a_mat;
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Buffer<T> b_mat;
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Buffer<T> c_mat;
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Buffer<T> ap_mat;
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Buffer<T> scalar;
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};
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template <typename T>
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struct BuffersHost {
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std::vector<T> x_vec;
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std::vector<T> y_vec;
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std::vector<T> a_mat;
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std::vector<T> b_mat;
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std::vector<T> c_mat;
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std::vector<T> ap_mat;
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std::vector<T> scalar;
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};
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// =================================================================================================
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// Converts a value (e.g. an integer) to a string. This also covers special cases for CLBlast
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// data-types such as the Layout and Transpose data-types.
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template <typename T>
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std::string ToString(T value);
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// =================================================================================================
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// Copies buffers from the OpenCL device to the host
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template <typename T, typename U>
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void DeviceToHost(const Arguments<U> &args, Buffers<T> &buffers, BuffersHost<T> &buffers_host,
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Queue &queue, const std::vector<std::string> &names);
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// Copies buffers from the host to the OpenCL device
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template <typename T, typename U>
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void HostToDevice(const Arguments<U> &args, Buffers<T> &buffers, BuffersHost<T> &buffers_host,
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Queue &queue, const std::vector<std::string> &names);
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// =================================================================================================
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// Conversion between half and single-precision
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std::vector<float> HalfToFloatBuffer(const std::vector<half>& source);
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void FloatToHalfBuffer(std::vector<half>& result, const std::vector<float>& source);
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// As above, but now for OpenCL data-types instead of std::vectors
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#ifdef OPENCL_API
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Buffer<float> HalfToFloatBuffer(const Buffer<half>& source, RawCommandQueue queue_raw);
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void FloatToHalfBuffer(Buffer<half>& result, const Buffer<float>& source, RawCommandQueue queue_raw);
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#endif
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// =================================================================================================
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// Creates a buffer but don't test for validity. That's the reason this is not using the clpp11.h or
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// cupp11.h interface.
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template <typename T>
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Buffer<T> CreateInvalidBuffer(const Context& context, const size_t size) {
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#ifdef OPENCL_API
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auto raw_buffer = clCreateBuffer(context(), CL_MEM_READ_WRITE, size * sizeof(T), nullptr, nullptr);
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#elif CUDA_API
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CUdeviceptr raw_buffer;
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cuMemAlloc(&raw_buffer, size * sizeof(T));
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#endif
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return Buffer<T>(raw_buffer);
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}
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// =================================================================================================
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using BestParameters = std::unordered_map<std::string,size_t>;
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using BestParametersCollection = std::unordered_map<std::string, BestParameters>;
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void OverrideParametersFromJSONFiles(const std::vector<std::string>& file_names,
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const RawDeviceID device, const Precision precision);
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void GetBestParametersFromJSONFile(const std::string& file_name,
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BestParametersCollection& all_parameters,
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const Precision precision);
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// =================================================================================================
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} // namespace clblast
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// CLBLAST_TEST_UTILITIES_H_
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#endif
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