fast_float::stackvec< size > Struct Template Reference

#include <fast_float.h>

Inheritance diagram for fast_float::stackvec< size >:

Public Member Functions
	stackvec ()=default
	stackvec (const stackvec &)=delete
stackvec &	operator= (const stackvec &)=delete
	stackvec (stackvec &&)=delete
stackvec &	operator= (stackvec &&other)=delete
	stackvec (limb_span s)
limb &	operator[] (size_t index) noexcept
const limb &	operator[] (size_t index) const noexcept
const limb &	rindex (size_t index) const noexcept
void	set_len (size_t len) noexcept
constexpr size_t	len () const noexcept
constexpr bool	is_empty () const noexcept
constexpr size_t	capacity () const noexcept
void	push_unchecked (limb value) noexcept
bool	try_push (limb value) noexcept
void	extend_unchecked (limb_span s) noexcept
bool	try_extend (limb_span s) noexcept
void	resize_unchecked (size_t new_len, limb value) noexcept
bool	try_resize (size_t new_len, limb value) noexcept
bool	nonzero (size_t index) const noexcept
void	normalize () noexcept

Public Attributes
limb	data [size]
uint16_t	length {0}

Detailed Description

template<uint16_t size>
struct fast_float::stackvec< size >

Definition at line 1632 of file fast_float.h.

Constructor & Destructor Documentation

stackvec() [1/4]

template<uint16_t size>

fast_float::stackvec< size >::stackvec ( )

default

stackvec() [2/4]

template<uint16_t size>

fast_float::stackvec< size >::stackvec ( const stackvec< size > &  )

delete

stackvec() [3/4]

template<uint16_t size>

fast_float::stackvec< size >::stackvec ( stackvec< size > &&  )

delete

stackvec() [4/4]

template<uint16_t size>

fast_float::stackvec< size >::stackvec ( limb_span  s )

inline

Definition at line 1644 of file fast_float.h.

                        {
    FASTFLOAT_ASSERT(try_extend(s));
  }

References FASTFLOAT_ASSERT, and fast_float::stackvec< size >::try_extend().

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Member Function Documentation

capacity()

template<uint16_t size>

constexpr size_t fast_float::stackvec< size >::capacity ( ) const

inlineconstexprnoexcept

Definition at line 1673 of file fast_float.h.

                                             {
    return size;
  }

References size.

Referenced by fast_float::bigint::shl_limbs(), fast_float::stackvec< size >::try_extend(), fast_float::stackvec< size >::try_push(), and fast_float::stackvec< size >::try_resize().

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extend_unchecked()

template<uint16_t size>

void fast_float::stackvec< size >::extend_unchecked ( limb_span  s )

inlinenoexcept

Definition at line 1691 of file fast_float.h.

                                              {
    limb* ptr = data + length;
    ::memcpy((void*)ptr, (const void*)s.ptr, sizeof(limb) * s.len());
    set_len(len() + s.len());
  }

References fast_float::stackvec< size >::data, fast_float::stackvec< size >::len(), fast_float::stackvec< size >::length, and fast_float::stackvec< size >::set_len().

Referenced by fast_float::stackvec< size >::try_extend().

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is_empty()

template<uint16_t size>

constexpr bool fast_float::stackvec< size >::is_empty ( ) const

inlineconstexprnoexcept

Definition at line 1670 of file fast_float.h.

                                           {
    return length == 0;
  }

References fast_float::stackvec< size >::length.

Referenced by fast_float::bigint::ctlz(), and fast_float::bigint::shl_limbs().

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len()

template<uint16_t size>

constexpr size_t fast_float::stackvec< size >::len ( ) const

inlineconstexprnoexcept

Definition at line 1667 of file fast_float.h.

                                        {
    return length;
  }

References fast_float::stackvec< size >::length.

Referenced by fast_float::bigint::bit_length(), fast_float::bigint::compare(), fast_float::stackvec< size >::extend_unchecked(), fast_float::bigint::hi64(), fast_float::long_mul(), fast_float::stackvec< size >::nonzero(), fast_float::stackvec< size >::normalize(), fast_float::stackvec< size >::resize_unchecked(), fast_float::stackvec< size >::set_len(), fast_float::bigint::shl_bits(), fast_float::bigint::shl_limbs(), fast_float::stackvec< size >::try_extend(), and fast_float::stackvec< size >::try_push().

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nonzero()

template<uint16_t size>

bool fast_float::stackvec< size >::nonzero ( size_t  index ) const

inlinenoexcept

Definition at line 1731 of file fast_float.h.

                                            {
    while (index < len()) {
      if (rindex(index) != 0) {
        return true;
      }
      index++;
    }
    return false;
  }

References fast_float::stackvec< size >::len(), and fast_float::stackvec< size >::rindex().

Referenced by fast_float::bigint::hi64().

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normalize()

template<uint16_t size>

void fast_float::stackvec< size >::normalize ( )

inlinenoexcept

Definition at line 1741 of file fast_float.h.

                            {
    while (len() > 0 && rindex(0) == 0) {
      length--;
    }
  }

References fast_float::stackvec< size >::len(), fast_float::stackvec< size >::length, and fast_float::stackvec< size >::rindex().

Referenced by fast_float::bigint::bigint().

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operator=() [1/2]

template<uint16_t size>

stackvec & fast_float::stackvec< size >::operator= ( const stackvec< size > &  )

delete

operator=() [2/2]

template<uint16_t size>

stackvec & fast_float::stackvec< size >::operator= ( stackvec< size > &&  other )

delete

operator[]() [1/2]

template<uint16_t size>

const limb & fast_float::stackvec< size >::operator[] ( size_t  index ) const

inlinenoexcept

Definition at line 1652 of file fast_float.h.

                                                      {
    FASTFLOAT_DEBUG_ASSERT(index < length);
    return data[index];
  }

References fast_float::stackvec< size >::data, FASTFLOAT_DEBUG_ASSERT, and fast_float::stackvec< size >::length.

operator[]() [2/2]

template<uint16_t size>

limb & fast_float::stackvec< size >::operator[] ( size_t  index )

inlinenoexcept

Definition at line 1648 of file fast_float.h.

                                          {
    FASTFLOAT_DEBUG_ASSERT(index < length);
    return data[index];
  }

References fast_float::stackvec< size >::data, FASTFLOAT_DEBUG_ASSERT, and fast_float::stackvec< size >::length.

push_unchecked()

template<uint16_t size>

void fast_float::stackvec< size >::push_unchecked ( limb  value )

inlinenoexcept

Definition at line 1677 of file fast_float.h.

                                           {
    data[length] = value;
    length++;
  }

References fast_float::stackvec< size >::data, and fast_float::stackvec< size >::length.

Referenced by fast_float::bigint::bigint(), and fast_float::stackvec< size >::try_push().

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resize_unchecked()

template<uint16_t size>

void fast_float::stackvec< size >::resize_unchecked ( size_t  new_len, limb  value  )

inlinenoexcept

Definition at line 1708 of file fast_float.h.

                                                             {
    if (new_len > len()) {
      size_t count = new_len - len();
      limb* first = data + len();
      limb* last = first + count;
      ::std::fill(first, last, value);
      set_len(new_len);
    } else {
      set_len(new_len);
    }
  }

References fast_float::stackvec< size >::data, fast_float::stackvec< size >::len(), and fast_float::stackvec< size >::set_len().

Referenced by fast_float::stackvec< size >::try_resize().

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rindex()

template<uint16_t size>

const limb & fast_float::stackvec< size >::rindex ( size_t  index ) const

inlinenoexcept

Definition at line 1657 of file fast_float.h.

                                                  {
    FASTFLOAT_DEBUG_ASSERT(index < length);
    size_t rindex = length - index - 1;
    return data[rindex];
  }

References fast_float::stackvec< size >::data, FASTFLOAT_DEBUG_ASSERT, fast_float::stackvec< size >::length, and fast_float::stackvec< size >::rindex().

Referenced by fast_float::bigint::ctlz(), fast_float::bigint::hi64(), fast_float::stackvec< size >::nonzero(), fast_float::stackvec< size >::normalize(), and fast_float::stackvec< size >::rindex().

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set_len()

template<uint16_t size>

void fast_float::stackvec< size >::set_len ( size_t  len )

inlinenoexcept

Definition at line 1664 of file fast_float.h.

                                    {
    length = uint16_t(len);
  }

References fast_float::stackvec< size >::len(), and fast_float::stackvec< size >::length.

Referenced by fast_float::stackvec< size >::extend_unchecked(), fast_float::long_mul(), fast_float::stackvec< size >::resize_unchecked(), and fast_float::bigint::shl_limbs().

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try_extend()

template<uint16_t size>

bool fast_float::stackvec< size >::try_extend ( limb_span  s )

inlinenoexcept

Definition at line 1697 of file fast_float.h.

                                        {
    if (len() + s.len() <= capacity()) {
      extend_unchecked(s);
      return true;
    } else {
      return false;
    }
  }

References fast_float::stackvec< size >::capacity(), fast_float::stackvec< size >::extend_unchecked(), and fast_float::stackvec< size >::len().

Referenced by fast_float::long_mul(), and fast_float::stackvec< size >::stackvec().

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try_push()

template<uint16_t size>

bool fast_float::stackvec< size >::try_push ( limb  value )

inlinenoexcept

Definition at line 1682 of file fast_float.h.

                                     {
    if (len() < capacity()) {
      push_unchecked(value);
      return true;
    } else {
      return false;
    }
  }

References fast_float::stackvec< size >::capacity(), fast_float::stackvec< size >::len(), and fast_float::stackvec< size >::push_unchecked().

Referenced by fast_float::bigint::shl_bits().

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try_resize()

template<uint16_t size>

bool fast_float::stackvec< size >::try_resize ( size_t  new_len, limb  value  )

inlinenoexcept

Definition at line 1720 of file fast_float.h.

                                                       {
    if (new_len > capacity()) {
      return false;
    } else {
      resize_unchecked(new_len, value);
      return true;
    }
  }

References fast_float::stackvec< size >::capacity(), and fast_float::stackvec< size >::resize_unchecked().

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Member Data Documentation

data

template<uint16_t size>

limb fast_float::stackvec< size >::data[size]

Definition at line 1633 of file fast_float.h.

Referenced by fast_float::stackvec< size >::extend_unchecked(), fast_float::long_mul(), fast_float::stackvec< size >::operator[](), fast_float::stackvec< size >::push_unchecked(), fast_float::stackvec< size >::resize_unchecked(), fast_float::stackvec< size >::rindex(), and fast_float::bigint::shl_limbs().

length

template<uint16_t size>

uint16_t fast_float::stackvec< size >::length {0}

Definition at line 1635 of file fast_float.h.

Referenced by fast_float::stackvec< size >::extend_unchecked(), fast_float::stackvec< size >::is_empty(), fast_float::stackvec< size >::len(), fast_float::stackvec< size >::normalize(), fast_float::stackvec< size >::operator[](), fast_float::stackvec< size >::push_unchecked(), fast_float::stackvec< size >::rindex(), and fast_float::stackvec< size >::set_len().

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

• fast_float.h