dune-common
2.8.0
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Portable very large unsigned integers. More...
#include <dune/common/bigunsignedint.hh>
Public Types | |
enum | { bits =std::numeric_limits<std::uint16_t>::digits , n =k/bits+(kbits!=0) , hexdigits =4 , bitmask =0xFFFF , compbitmask =0xFFFF0000 , overflowmask =0x1 } |
Public Member Functions | |
bigunsignedint () | |
Construct uninitialized. More... | |
template<typename Signed > | |
bigunsignedint (Signed x, typename std::enable_if< std::is_integral< Signed >::value &&std::is_signed< Signed >::value >::type *=0) | |
Construct from signed int. More... | |
bigunsignedint (std::uintmax_t x) | |
Construct from unsigned int. More... | |
void | print (std::ostream &s) const |
Print number in hex notation. More... | |
bigunsignedint< k > | operator+ (const bigunsignedint< k > &x) const |
add More... | |
bigunsignedint< k > & | operator+= (const bigunsignedint< k > &x) |
bigunsignedint< k > | operator- (const bigunsignedint< k > &x) const |
subtract More... | |
bigunsignedint< k > & | operator-= (const bigunsignedint< k > &x) |
bigunsignedint< k > | operator* (const bigunsignedint< k > &x) const |
multiply More... | |
bigunsignedint< k > & | operator*= (const bigunsignedint< k > &x) |
bigunsignedint< k > & | operator++ () |
prefix increment More... | |
bigunsignedint< k > | operator/ (const bigunsignedint< k > &x) const |
bigunsignedint< k > & | operator/= (const bigunsignedint< k > &x) |
bigunsignedint< k > | operator% (const bigunsignedint< k > &x) const |
bigunsignedint< k > & | operator%= (const bigunsignedint< k > &x) |
bigunsignedint< k > | operator& (const bigunsignedint< k > &x) const |
bitwise and More... | |
bigunsignedint< k > & | operator&= (const bigunsignedint< k > &x) |
bigunsignedint< k > | operator^ (const bigunsignedint< k > &x) const |
bitwise exor More... | |
bigunsignedint< k > & | operator^= (const bigunsignedint< k > &x) |
bigunsignedint< k > | operator| (const bigunsignedint< k > &x) const |
bitwise or More... | |
bigunsignedint< k > & | operator|= (const bigunsignedint< k > &x) |
bigunsignedint< k > | operator~ () const |
bitwise complement More... | |
bigunsignedint< k > | operator<< (int i) const |
left shift More... | |
bigunsignedint< k > | operator>> (int i) const |
right shift More... | |
bool | operator< (const bigunsignedint< k > &x) const |
less than More... | |
bool | operator<= (const bigunsignedint< k > &x) const |
less than or equal More... | |
bool | operator> (const bigunsignedint< k > &x) const |
greater than More... | |
bool | operator>= (const bigunsignedint< k > &x) const |
greater or equal More... | |
bool | operator== (const bigunsignedint< k > &x) const |
equal More... | |
bool | operator!= (const bigunsignedint< k > &x) const |
not equal More... | |
std::uint_least32_t | touint () const |
export to other types More... | |
double | todouble () const |
Convert to a double. More... | |
Portable very large unsigned integers.
Implements (arbitrarily) large unsigned integers to be used as global ids in some grid managers. Size is a template parameter.
k | Number of bits of the integer type |
bigunsignedint<k> Dune::bigunsignedint< k >::operator% | ( | const bigunsignedint< k > & | x | ) | const |
modulo
bigunsignedint<k> Dune::bigunsignedint< k >::operator& | ( | const bigunsignedint< k > & | x | ) | const |
bitwise and
bigunsignedint<k> Dune::bigunsignedint< k >::operator* | ( | const bigunsignedint< k > & | x | ) | const |
multiply
bigunsignedint<k> Dune::bigunsignedint< k >::operator+ | ( | const bigunsignedint< k > & | x | ) | const |
add
bigunsignedint<k> Dune::bigunsignedint< k >::operator- | ( | const bigunsignedint< k > & | x | ) | const |
subtract
bigunsignedint<k> Dune::bigunsignedint< k >::operator/ | ( | const bigunsignedint< k > & | x | ) | const |
divide
bigunsignedint<k> Dune::bigunsignedint< k >::operator^ | ( | const bigunsignedint< k > & | x | ) | const |
bitwise exor
bigunsignedint<k> Dune::bigunsignedint< k >::operator| | ( | const bigunsignedint< k > & | x | ) | const |
bitwise or