Moved some utility functions to a test-specific utility compilation-unit

1 files changed, 99 insertions, 0 deletions

diff --git a/test/test_utilities.hpp b/test/test_utilities.hpp
new file mode 100644
index 00000000..fc50a754
--- /dev/null
+++ b/test/test_utilities.hpp
@@ -0,0 +1,99 @@
+
+// =================================================================================================
+// 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 provides declarations for the common test utility functions (performance clients and
+// correctness testers).
+//
+// =================================================================================================
+
+#ifndef CLBLAST_TEST_UTILITIES_H_
+#define CLBLAST_TEST_UTILITIES_H_
+
+#include <string>
+
+#include "utilities/utilities.hpp"
+
+namespace clblast {
+// =================================================================================================
+
+// The client-specific arguments in string form
+constexpr auto kArgCompareclblas = "clblas";
+constexpr auto kArgComparecblas = "cblas";
+constexpr auto kArgComparecublas = "cublas";
+constexpr auto kArgStepSize = "step";
+constexpr auto kArgNumSteps = "num_steps";
+constexpr auto kArgWarmUp = "warm_up";
+
+// The test-specific arguments in string form
+constexpr auto kArgFullTest = "full_test";
+constexpr auto kArgVerbose = "verbose";
+
+// =================================================================================================
+
+// Returns whether a scalar is close to zero
+template <typename T> bool IsCloseToZero(const T value);
+
+// =================================================================================================
+
+// Structure containing all possible buffers for test clients
+template <typename T>
+struct Buffers {
+  Buffer<T> x_vec;
+  Buffer<T> y_vec;
+  Buffer<T> a_mat;
+  Buffer<T> b_mat;
+  Buffer<T> c_mat;
+  Buffer<T> ap_mat;
+  Buffer<T> scalar;
+};
+template <typename T>
+struct BuffersHost {
+  std::vector<T> x_vec;
+  std::vector<T> y_vec;
+  std::vector<T> a_mat;
+  std::vector<T> b_mat;
+  std::vector<T> c_mat;
+  std::vector<T> ap_mat;
+  std::vector<T> scalar;
+};
+
+// =================================================================================================
+
+// Converts a value (e.g. an integer) to a string. This also covers special cases for CLBlast
+// data-types such as the Layout and Transpose data-types.
+template <typename T>
+std::string ToString(T value);
+
+// =================================================================================================
+
+// Copies buffers from the OpenCL device to the host
+template <typename T, typename U>
+void DeviceToHost(const Arguments<U> &args, Buffers<T> &buffers, BuffersHost<T> &buffers_host,
+                  Queue &queue, const std::vector<std::string> &names);
+
+// Copies buffers from the host to the OpenCL device
+template <typename T, typename U>
+void HostToDevice(const Arguments<U> &args, Buffers<T> &buffers, BuffersHost<T> &buffers_host,
+                  Queue &queue, const std::vector<std::string> &names);
+
+// =================================================================================================
+
+// Conversion between half and single-precision
+std::vector<float> HalfToFloatBuffer(const std::vector<half>& source);
+void FloatToHalfBuffer(std::vector<half>& result, const std::vector<float>& source);
+
+// As above, but now for OpenCL data-types instead of std::vectors
+Buffer<float> HalfToFloatBuffer(const Buffer<half>& source, cl_command_queue queue_raw);
+void FloatToHalfBuffer(Buffer<half>& result, const Buffer<float>& source, cl_command_queue queue_raw);
+
+// =================================================================================================
+} // namespace clblast
+
+// CLBLAST_TEST_UTILITIES_H_
+#endif