TheRock/rocm-systems/projects/rocr-runtime/samples/common/helper_funcs.hpp

/**********************************************************************
Copyright ©2013 Advanced Micro Devices, Inc. All rights reserved.

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#ifndef HELPER_FUNCS_HPP_
#define HELPER_FUNCS_HPP_

#define HSA_SDK_SUCCESS 0
#define HSA_SDK_FAILURE 1
#define HSA_SDK_EXPECTED_FAILURE 2

#include <iostream>
#include <fstream>
#include <iomanip>
#include <sstream>
#include <string>
#include <ctime>
#include <cmath>
#include <time.h>
#include <stdlib.h>
#include <string.h>
#include <vector>
#include <malloc.h>

/**
 * error
 * constant function, Prints error messages
 * @param errorMsg char* message
 */
void error(const char* errorMsg);

/**
 * error
 * constant function, Prints error messages
 * @param errorMsg std::string message
 */
void error(std::string errorMsg);

/**
 * expectedError
 * constant function, Prints error messages
 * @param errorMsg char* message
 */
void expectedError(const char* errorMsg);

/**
 * expectedError
 * constant function, Prints error messages
 * @param errorMsg string message
 */
void expectedError(std::string errorMsg);

/**
 * compare template version
 * compare data to check error
 * @param refData templated input
 * @param data templated input
 * @param length number of values to compare
 * @param epsilon errorWindow
 */
bool compare(const float *refData, const float *data,
        const int length, const float epsilon = 1e-6f);
bool compare(const double *refData, const double *data,
        const int length, const double epsilon = 1e-6);

/**
 * printArray
 * displays a array on std::out
 */
template<typename T>
void printArray(
     const std::string header,
     const T * data,
     const int width,
     const int height);


/**
 * fillRandom
 * fill array with random values
 */
template<typename T>
int fillRandom(
     T * arrayPtr,
     const int width,
     const int height,
     const T rangeMin,
     const T rangeMax,
     unsigned int seed=123);

/**
 * fillPos
 * fill the specified positions
 */
template<typename T>
int fillPos(
     T * arrayPtr,
     const int width,
     const int height);

/**
 * fillConstant
 * fill the array with constant value
 */
template<typename T>
int fillConstant(
     T * arrayPtr,
     const int width,
     const int height,
     const T val);


/**
 * roundToPowerOf2
 * rounds to a power of 2
 */
template<typename T>
T roundToPowerOf2(T val);

/**
 * isPowerOf2
 * checks if input is a power of 2
 */
template<typename T>
int isPowerOf2(T val);

/**
 * checkVal
 * Set default(isAPIerror) parameter to false
 * if checkVaul is used to check otherthan OpenCL API error code
 */
template<typename T>
bool checkVal(
  T input,
  T reference,
  std::string message, bool isAPIerror = true);

/**
 * toString
 * convert a T type to string
 */
template<typename T>
std::string toString(T t, std::ios_base & (*r)(std::ios_base&));




#endif