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os/ossrv/genericopenlibs/cppstdlib/stl/src/uint64.h
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib. 
     1 //  uint64.h

     2 //  minimal double precision unsigned int arithmetics for numeric_facets support.

     3 //  Written by Tsutomu Yoshida, Minokamo, Japan. 03/25/2000

     4 #ifndef _UINT64_H

     5 #define _UINT64_H

     6 

     7 template <class _Tp>

     8 class _compound_int : public _Tp {

     9 public:

    10   typedef _compound_int<_Tp> _Self;

    11 

    12   // Constructors, destructor, assignment operator.

    13   _compound_int();                    // platform specific

    14   _compound_int(unsigned long);              // platform specific

    15   _compound_int(unsigned long hi, unsigned long lo);  // platform specific

    16   _compound_int(const _Tp& rhs) : _Tp(rhs) {}

    17 

    18   // Arithmetic op= operations involving two _compound_int.

    19   _Self& operator+= (const _Self&);            // platform specific

    20   _Self& operator-= (const _Self&);            // platform specific

    21   _Self& operator*= (const _Self&);            // platform specific

    22   _Self& operator/= (const _Self&);            // platform specific

    23   _Self& operator%= (const _Self&);            // platform specific

    24   _Self& operator&= (const _Self&);            // platform specific

    25   _Self& operator|= (const _Self&);            // platform specific

    26   _Self& operator^= (const _Self&);            // platform specific

    27 

    28   // Arithmetic op= operations involving built-in integer.

    29   _Self& operator<<= (unsigned int);          // platform specific

    30   _Self& operator>>= (unsigned int);          // platform specific

    31 

    32   _Self& operator=  (unsigned long rhs) { return *this =  _Self(rhs); }

    33   _Self& operator+= (unsigned long rhs) { return *this += _Self(rhs); }

    34   _Self& operator-= (unsigned long rhs) { return *this -= _Self(rhs); }

    35   _Self& operator*= (unsigned long rhs) { return *this *= _Self(rhs); }

    36   _Self& operator/= (unsigned long rhs) { return *this /= _Self(rhs); }

    37   _Self& operator%= (unsigned long rhs) { return *this %= _Self(rhs); }

    38   _Self& operator&= (unsigned long rhs) { return *this &= _Self(rhs); }

    39   _Self& operator|= (unsigned long rhs) { return *this |= _Self(rhs); }

    40   _Self& operator^= (unsigned long rhs) { return *this ^= _Self(rhs); }

    41 

    42   // Increment and decrement

    43   _Self& operator++() { return (*this) += 1; }

    44   _Self& operator--() { return (*this) -= 1; }

    45   _Self operator++(int) { _Self temp(*this); ++(*this); return temp; }

    46   _Self operator--(int) { _Self temp(*this); --(*this); return temp; }

    47 };

    48 

    49 // Comparison operators.

    50 template <class _Tp> bool operator==(const _compound_int<_Tp>&, const _compound_int<_Tp>&);  // platform specific

    51 template <class _Tp> bool operator<(const _compound_int<_Tp>&, const _compound_int<_Tp>&);  // platform specific

    52 

    53 template <class _Tp> inline bool operator==(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs == _compound_int<_Tp>(rhs); }

    54 template <class _Tp> inline bool operator==(unsigned long lhs, const _compound_int<_Tp>& rhs) { return rhs == lhs; }

    55 

    56 template <class _Tp> inline bool operator< (const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs < _compound_int<_Tp>(rhs); }

    57 template <class _Tp> inline bool operator< (unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) < rhs; }

    58 

    59 template <class _Tp> inline bool operator!=(const _compound_int<_Tp>& lhs, unsigned long rhs) { return !(lhs == rhs); }

    60 template <class _Tp> inline bool operator!=(unsigned long lhs, const _compound_int<_Tp>& rhs) { return !(lhs == rhs); }

    61 

    62 template <class _Tp> inline bool operator> (const _compound_int<_Tp>& lhs, unsigned long rhs) { return rhs < lhs; }

    63 template <class _Tp> inline bool operator> (unsigned long lhs, const _compound_int<_Tp>& rhs) { return rhs < lhs; }

    64 

    65 template <class _Tp> inline bool operator<=(const _compound_int<_Tp>& lhs, unsigned long rhs) { return !(lhs > rhs); }

    66 template <class _Tp> inline bool operator<=(unsigned long lhs, const _compound_int<_Tp>& rhs) { return !(lhs > rhs); }

    67 

    68 template <class _Tp> inline bool operator>=(const _compound_int<_Tp>& lhs, unsigned long rhs) { return !(lhs < rhs); }

    69 template <class _Tp> inline bool operator>=(unsigned long lhs, const _compound_int<_Tp>& rhs) { return !(lhs < rhs); }

    70 

    71 // Unary non-member arithmetic operators.

    72 template <class _Tp> unsigned long to_ulong(const _compound_int<_Tp>&);      // platform specific

    73 template <class _Tp> _compound_int<_Tp> operator~(const _compound_int<_Tp>&);  // platform specific

    74 

    75 template <class _Tp> inline _compound_int<_Tp> operator+(const _compound_int<_Tp>& val) {return val;}

    76 template <class _Tp> inline _compound_int<_Tp> operator-(const _compound_int<_Tp>& val) {return 0 - val;}

    77 template <class _Tp> inline bool operator!(const _compound_int<_Tp>& val) {return val==0;}

    78 

    79 // Non-member arithmetic operations involving two _compound_int arguments

    80 template <class _Tp>

    81 inline _compound_int<_Tp> operator+(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs)

    82 { _compound_int<_Tp> temp(lhs); return temp += rhs; }

    83 template <class _Tp>

    84 inline _compound_int<_Tp> operator-(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs)

    85 { _compound_int<_Tp> temp(lhs); return temp -= rhs; }

    86 template <class _Tp>

    87 inline _compound_int<_Tp> operator*(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs)

    88 { _compound_int<_Tp> temp(lhs); return temp *= rhs; }

    89 template <class _Tp>

    90 inline _compound_int<_Tp> operator/(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs)

    91 { _compound_int<_Tp> temp(lhs); return temp /= rhs; }

    92 template <class _Tp>

    93 inline _compound_int<_Tp> operator%(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs)

    94 { _compound_int<_Tp> temp(lhs); return temp %= rhs; }

    95 template <class _Tp>

    96 inline _compound_int<_Tp> operator&(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs)

    97 { _compound_int<_Tp> temp(lhs); return temp &= rhs; }

    98 template <class _Tp>

    99 inline _compound_int<_Tp> operator|(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs)

   100 { _compound_int<_Tp> temp(lhs); return temp |= rhs; }

   101 template <class _Tp>

   102 inline _compound_int<_Tp> operator^(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs)

   103 { _compound_int<_Tp> temp(lhs); return temp ^= rhs; }

   104 

   105 // Non-member arithmetic operations involving one built-in integer argument.

   106 template <class _Tp>

   107 inline _compound_int<_Tp> operator+(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs + _compound_int<_Tp>(rhs); }

   108 template <class _Tp>

   109 inline _compound_int<_Tp> operator+(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) + rhs; }

   110 

   111 template <class _Tp>

   112 inline _compound_int<_Tp> operator-(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs - _compound_int<_Tp>(rhs); }

   113 template <class _Tp>

   114 inline _compound_int<_Tp> operator-(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) - rhs; }

   115 

   116 template <class _Tp>

   117 inline _compound_int<_Tp> operator*(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs * _compound_int<_Tp>(rhs); }

   118 template <class _Tp>

   119 inline _compound_int<_Tp> operator*(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) * rhs; }

   120 

   121 template <class _Tp>

   122 inline _compound_int<_Tp> operator/(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs / _compound_int<_Tp>(rhs); }

   123 template <class _Tp>

   124 inline _compound_int<_Tp> operator/(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) / rhs; }

   125 

   126 template <class _Tp>

   127 inline _compound_int<_Tp> operator%(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs % _compound_int<_Tp>(rhs); }

   128 template <class _Tp>

   129 inline _compound_int<_Tp> operator%(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) % rhs; }

   130 

   131 template <class _Tp>

   132 inline _compound_int<_Tp> operator&(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs & _compound_int<_Tp>(rhs); }

   133 template <class _Tp>

   134 inline _compound_int<_Tp> operator&(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) & rhs; }

   135 

   136 template <class _Tp>

   137 inline _compound_int<_Tp> operator|(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs | _compound_int<_Tp>(rhs); }

   138 template <class _Tp>

   139 inline _compound_int<_Tp> operator|(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) | rhs; }

   140 

   141 template <class _Tp>

   142 inline _compound_int<_Tp> operator^(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs ^ _compound_int<_Tp>(rhs); }

   143 template <class _Tp>

   144 inline _compound_int<_Tp> operator^(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) ^ rhs; }

   145 

   146 template <class _Tp>

   147 inline _compound_int<_Tp> operator<<(const _compound_int<_Tp>& lhs, unsigned int rhs) { _compound_int<_Tp> temp(lhs); return temp <<= rhs; }

   148 template <class _Tp>

   149 inline _compound_int<_Tp> operator>>(const _compound_int<_Tp>& lhs, unsigned int rhs) { _compound_int<_Tp> temp(lhs); return temp >>= rhs; }

   150 

   151 // platform specific specializations

   152 #if defined (__MRC__) || defined (__SC__)

   153 

   154 _STLP_END_NAMESPACE

   155 #  include <Math64.h>

   156 #  include <utility>

   157 #  undef modff    //*TY 04/06/2000 - defined in <math.h> which conflicts with <fp.h> definition

   158 #  include <fp.h>

   159 

   160 _STLP_BEGIN_NAMESPACE

   161 

   162 #  if TYPE_LONGLONG

   163 typedef UInt64 uint64;

   164 #    define ULL(x) (U64SetU(x))

   165 

   166 #  else

   167 //  Apple's mpw sc compiler for 68k macintosh does not support native 64bit integer type.

   168 //  Instead, it comes with external support library and struct data type representing 64bit int:

   169 //

   170 //    struct UnsignedWide {

   171 //      UInt32   hi;

   172 //      UInt32   lo;

   173 //    };

   174 

   175 typedef _compound_int<UnsignedWide> uint64;

   176 #    define ULL(x) uint64(x)

   177 #    define ULL2(hi,lo) {hi,lo}

   178 

   179 // Constructors, destructor, assignment operator.

   180 _STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>::_compound_int() { hi = 0; lo = 0; }

   181 _STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>::_compound_int(unsigned long val) { hi = 0; lo = val; }

   182 _STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>::_compound_int(unsigned long h, unsigned long l) { hi = h; lo = l; }

   183 

   184 // Arithmetic op= operations involving two _compound_int.

   185 _STLP_TEMPLATE_NULL

   186 inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator+= (const _compound_int<UnsignedWide>& rhs)

   187 { *this = U64Add( *this, rhs ); return *this; }

   188 _STLP_TEMPLATE_NULL

   189 inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator-= (const _compound_int<UnsignedWide>& rhs)

   190 { *this = U64Subtract( *this, rhs ); return *this; }

   191 _STLP_TEMPLATE_NULL

   192 inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator*= (const _compound_int<UnsignedWide>& rhs)

   193 { *this = U64Multiply( *this, rhs ); return *this; }

   194 _STLP_TEMPLATE_NULL

   195 inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator/= (const _compound_int<UnsignedWide>& rhs)

   196 { *this = U64Divide( *this, rhs, NULL ); return *this; }

   197 _STLP_TEMPLATE_NULL

   198 inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator%= (const _compound_int<UnsignedWide>& rhs)

   199 { U64Divide( *this, rhs, this ); return *this; }

   200 _STLP_TEMPLATE_NULL

   201 inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator&= (const _compound_int<UnsignedWide>& rhs)

   202 { *this = U64BitwiseAnd( *this, rhs ); return *this; }

   203 _STLP_TEMPLATE_NULL

   204 inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator|= (const _compound_int<UnsignedWide>& rhs)

   205 { *this = U64BitwiseOr( *this, rhs ); return *this; }

   206 _STLP_TEMPLATE_NULL

   207 inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator^= (const _compound_int<UnsignedWide>& rhs)

   208 { *this = U64BitwiseEor( *this, rhs ); return *this; }

   209 

   210 // Arithmetic op= operations involving built-in integer.

   211 _STLP_TEMPLATE_NULL

   212 inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator<<= (unsigned int rhs)

   213 { *this = U64ShiftLeft( *this, rhs ); return *this; }

   214 _STLP_TEMPLATE_NULL

   215 inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator>>= (unsigned int rhs)

   216 { *this = U64ShiftRight( *this, rhs ); return *this; }

   217 

   218 // Comparison operators.

   219 _STLP_TEMPLATE_NULL

   220 inline bool operator==(const _compound_int<UnsignedWide>& lhs, const _compound_int<UnsignedWide>& rhs)

   221 { return (lhs.hi == rhs.hi) && (lhs.lo == rhs.lo); }

   222 _STLP_TEMPLATE_NULL

   223 inline bool operator< (const _compound_int<UnsignedWide>& lhs, const _compound_int<UnsignedWide>& rhs)

   224 { return U64Compare( lhs, rhs ) < 0; }

   225 _STLP_TEMPLATE_NULL

   226 inline bool operator==(const _compound_int<UnsignedWide>& lhs, unsigned long rhs)

   227 { return (lhs.hi == 0) && (lhs.lo == rhs); }

   228 

   229 // Unary non-member arithmetic operators.

   230 _STLP_TEMPLATE_NULL

   231 inline unsigned long to_ulong(const _compound_int<UnsignedWide>& val) { return val.lo; }

   232 _STLP_TEMPLATE_NULL

   233 inline _compound_int<UnsignedWide> operator~(const _compound_int<UnsignedWide>& val) { return U64BitwiseNot( val ); }

   234 _STLP_TEMPLATE_NULL

   235 inline bool operator!(const _compound_int<UnsignedWide>& val) { return !((val.hi == 0) && (val.lo == 0)); }

   236 

   237 #  endif // TYPE_LONGLONG

   238 #endif // __MRC__

   239 

   240 #endif // _UINT64_H
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