GlobalSim::ap_int< n_dig, T > Struct Template Reference

#include <ap_int.h>

Collaboration diagram for GlobalSim::ap_int< n_dig, T >:

Public Member Functions
	ap_int ()=default
	ap_int (const double d)
	operator int () const
const ap_int	operator+ (const ap_int &f) const
const ap_int &	operator+= (const ap_int &f)
ap_int	operator- (const ap_int &f) const
const ap_int &	operator-= (const ap_int &f)
ap_int	operator* (const ap_int &f) const
const ap_int &	operator*= (const ap_int &f)
ap_int	operator/ (const ap_int &f) const
const ap_int &	operator/= (const ap_int &f)
ap_int	operator- () const
void	test_overflow ()

Static Public Member Functions
static ap_int	form (T v)

Public Attributes
T	m_value {0}
bool	m_ovflw {false}

Detailed Description

template<std::size_t n_dig, typename T = int16_t>
struct GlobalSim::ap_int< n_dig, T >

Definition at line 21 of file ap_int.h.

Constructor & Destructor Documentation

ap_int() [1/2]

template<std::size_t n_dig, typename T = int16_t>

GlobalSim::ap_int< n_dig, T >::ap_int ( )

default

ap_int() [2/2]

template<std::size_t n_dig, typename T = int16_t>

GlobalSim::ap_int< n_dig, T >::ap_int ( const double  d )

inline

Definition at line 28 of file ap_int.h.

                           {
      m_value = T(d + (d >= 0 ? 0.5 : -0.5));
      test_overflow();
    }

Member Function Documentation

form()

template<std::size_t n_dig, typename T = int16_t>

static ap_int GlobalSim::ap_int< n_dig, T >::form ( T  v )

inlinestatic

Definition at line 38 of file ap_int.h.

                            {
      ap_int k; k.m_value = v; k.test_overflow(); return k;
    }

operator int()

template<std::size_t n_dig, typename T = int16_t>

GlobalSim::ap_int< n_dig, T >::operator int ( ) const

inline

Definition at line 33 of file ap_int.h.

                        {
      return m_value;
    }

operator*()

template<std::size_t n_dig, typename T = int16_t>

ap_int GlobalSim::ap_int< n_dig, T >::operator* ( const ap_int< n_dig, T > &  f ) const

inline

Definition at line 64 of file ap_int.h.

                                              {
      return form((WS(this->value) * WS(f.m_value)));
    }

operator*=()

template<std::size_t n_dig, typename T = int16_t>

const ap_int& GlobalSim::ap_int< n_dig, T >::operator*= ( const ap_int< n_dig, T > &  f )

inline

Definition at line 68 of file ap_int.h.

                                                {
      this->m_value -= (WS(this->m_value) * WS(f.m_value));
      test_overflow();
      return *this;
    }

operator+()

template<std::size_t n_dig, typename T = int16_t>

const ap_int GlobalSim::ap_int< n_dig, T >::operator+ ( const ap_int< n_dig, T > &  f ) const

inline

Definition at line 42 of file ap_int.h.

                                                    {
      return form(this->m_value + f.m_value);
    }

operator+=()

template<std::size_t n_dig, typename T = int16_t>

const ap_int& GlobalSim::ap_int< n_dig, T >::operator+= ( const ap_int< n_dig, T > &  f )

inline

Definition at line 47 of file ap_int.h.

                                                {
      this->m_value +=f.m_value;
      test_overflow();
      return *this;
    }

operator-() [1/2]

template<std::size_t n_dig, typename T = int16_t>

ap_int GlobalSim::ap_int< n_dig, T >::operator- ( ) const

inline

Definition at line 86 of file ap_int.h.

                               {
      return form(-this->m_value);
    }

operator-() [2/2]

template<std::size_t n_dig, typename T = int16_t>

ap_int GlobalSim::ap_int< n_dig, T >::operator- ( const ap_int< n_dig, T > &  f ) const

inline

Definition at line 53 of file ap_int.h.

                                              {
      return form(this->m_value - f.m_value);
    }

operator-=()

template<std::size_t n_dig, typename T = int16_t>

const ap_int& GlobalSim::ap_int< n_dig, T >::operator-= ( const ap_int< n_dig, T > &  f )

inline

Definition at line 58 of file ap_int.h.

                                                {
      this->m_value -= f.m_value;
      test_overflow();
      return *this;
    }

operator/()

template<std::size_t n_dig, typename T = int16_t>

ap_int GlobalSim::ap_int< n_dig, T >::operator/ ( const ap_int< n_dig, T > &  f ) const

inline

Definition at line 75 of file ap_int.h.

                                              {
      return form((WS(this->value)) / WS(f.m_value));
    }

operator/=()

template<std::size_t n_dig, typename T = int16_t>

const ap_int& GlobalSim::ap_int< n_dig, T >::operator/= ( const ap_int< n_dig, T > &  f )

inline

Definition at line 79 of file ap_int.h.

                                                 {
      this->m_value /= ((WS(this->m_value)) / WS(f.m_value));
      test_overflow();
      return *this;
    }

test_overflow()

template<std::size_t n_dig, typename T = int16_t>

void GlobalSim::ap_int< n_dig, T >::test_overflow ( )

inline

Definition at line 90 of file ap_int.h.

                         {
      auto val = m_value >= 0 ? m_value : -m_value;
    
      if (val > (1<< n_dig)) {
    m_ovflw=true;
    throw std::runtime_error("ap_int overflow " + std::to_string(m_value));
      }
    }

Member Data Documentation

m_ovflw

template<std::size_t n_dig, typename T = int16_t>

bool GlobalSim::ap_int< n_dig, T >::m_ovflw {false}

Definition at line 24 of file ap_int.h.

m_value

template<std::size_t n_dig, typename T = int16_t>

T GlobalSim::ap_int< n_dig, T >::m_value {0}

Definition at line 22 of file ap_int.h.

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The documentation for this struct was generated from the following file:

• ap_int.h