xmp_math_function.c File Reference

#include "xmp_math_function.h"

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Functions
int	_XMP_modi_ll_i (long long value, int cycle)
int	_XMP_modi_i_i (int value, int cycle)
int	_XMP_ceili (int a, int b)
int	_XMP_floori (int a, int b)
int	_XMP_gcd (int a, int b)
int	_XMP_lcm (int a, int b)

Function Documentation

_XMP_ceili()

int _XMP_ceili	(	int	a,
		int	b
	)

                             {
  int div = a / b;
 
  if ((a < 0) || (b < 0)) {
    return div;
  } else {
    if ((a % b) == 0) {
      return div;
    } else {
      return div + 1;
    }
  }
}

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_XMP_floori()

int _XMP_floori	(	int	a,
		int	b
	)

                              {
  int div = a / b;
 
  if ((a < 0) || (b < 0)) {
    if ((a % b) == 0) {
      return div;
    } else {
      return div - 1;
    }
  } else {
    return div;
  }
}

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_XMP_gcd()

int _XMP_gcd	(	int	a,
		int	b
	)

                           {
  int r = a % b;
  if (r == 0) {
    return b;
  } else {
    return _XMP_gcd(b, r);
  }
}

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_XMP_lcm()

int _XMP_lcm	(	int	a,
		int	b
	)

                           {
  return (a * b) / _XMP_gcd(a, b);
}

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_XMP_modi_i_i()

int _XMP_modi_i_i	(	int	value,
		int	cycle
	)

                                        {
  int mod = value % cycle;
  if (mod < 0) {
    return (mod += cycle) % cycle;
  }
  else {
    return mod;
  }
}

_XMP_modi_ll_i()

int _XMP_modi_ll_i	(	long long	value,
		int	cycle
	)

                                               {
  int mod = value % cycle;
  if (mod < 0) {
    return (mod += cycle) % cycle;
  }
  else {
    return mod;
  }
}

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