stdcpp/src/uint64.h
changeset 31 ce057bb09d0b
child 34 5fae379060a7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/stdcpp/src/uint64.h	Fri Jun 04 16:20:51 2010 +0100
@@ -0,0 +1,200 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+//	uint64.h
+//	minimal double precision unsigned int arithmetics for numeric_facets support.
+//	Written by Tsutomu Yoshida, Minokamo, Japan. 03/25/2000
+
+#ifndef _UINT64_H
+#define _UINT64_H
+
+
+
+template <class _Tp>
+class _compound_int : public _Tp
+{
+public:
+  typedef _compound_int<_Tp> _Self;
+
+  // Constructors, destructor, assignment operator.
+  _compound_int();										// platform specific
+  _compound_int(unsigned long);							// platform specific
+  _compound_int(unsigned long hi, unsigned long lo);	// platform specific
+  _compound_int(const _Tp& rhs) : _Tp(rhs) {}
+
+  // Arithmetic op= operations involving two _compound_int.
+  _Self& operator+= (const _Self&);						// platform specific
+  _Self& operator-= (const _Self&);						// platform specific
+  _Self& operator*= (const _Self&);						// platform specific
+  _Self& operator/= (const _Self&);						// platform specific
+  _Self& operator%= (const _Self&);						// platform specific
+  _Self& operator&= (const _Self&);						// platform specific
+  _Self& operator|= (const _Self&);						// platform specific
+  _Self& operator^= (const _Self&);						// platform specific
+
+  // Arithmetic op= operations involving built-in integer.
+  _Self& operator<<= (unsigned int);					// platform specific
+  _Self& operator>>= (unsigned int);					// platform specific
+  
+  _Self& operator=  (unsigned long rhs) { return *this =  _Self(rhs); }
+  _Self& operator+= (unsigned long rhs) { return *this += _Self(rhs); }
+  _Self& operator-= (unsigned long rhs) { return *this -= _Self(rhs); }
+  _Self& operator*= (unsigned long rhs) { return *this *= _Self(rhs); }
+  _Self& operator/= (unsigned long rhs) { return *this /= _Self(rhs); }
+  _Self& operator%= (unsigned long rhs) { return *this %= _Self(rhs); }
+  _Self& operator&= (unsigned long rhs) { return *this &= _Self(rhs); }
+  _Self& operator|= (unsigned long rhs) { return *this |= _Self(rhs); }
+  _Self& operator^= (unsigned long rhs) { return *this ^= _Self(rhs); }
+
+  // Increment and decrement
+  _Self& operator++() { return (*this) += 1; }
+  _Self& operator--() { return (*this) -= 1; }
+  _Self operator++(int) { _Self temp(*this); ++(*this); return temp; }
+  _Self operator--(int) { _Self temp(*this); --(*this); return temp; }
+};
+
+// Comparison operators.
+template <class _Tp> bool operator==(const _compound_int<_Tp>&, const _compound_int<_Tp>&);	// platform specific
+template <class _Tp> bool operator<(const _compound_int<_Tp>&, const _compound_int<_Tp>&);	// platform specific
+
+template <class _Tp> inline bool operator==(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs == _compound_int<_Tp>(rhs); }
+template <class _Tp> inline bool operator==(unsigned long lhs, const _compound_int<_Tp>& rhs) { return rhs == lhs; }
+
+template <class _Tp> inline bool operator< (const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs < _compound_int<_Tp>(rhs); }
+template <class _Tp> inline bool operator< (unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) < rhs; }
+
+template <class _Tp> inline bool operator!=(const _compound_int<_Tp>& lhs, unsigned long rhs) { return !(lhs == rhs); }
+template <class _Tp> inline bool operator!=(unsigned long lhs, const _compound_int<_Tp>& rhs) { return !(lhs == rhs); }
+
+template <class _Tp> inline bool operator> (const _compound_int<_Tp>& lhs, unsigned long rhs) { return rhs < lhs; }
+template <class _Tp> inline bool operator> (unsigned long lhs, const _compound_int<_Tp>& rhs) { return rhs < lhs; }
+
+template <class _Tp> inline bool operator<=(const _compound_int<_Tp>& lhs, unsigned long rhs) { return !(lhs > rhs); }
+template <class _Tp> inline bool operator<=(unsigned long lhs, const _compound_int<_Tp>& rhs) { return !(lhs > rhs); }
+
+template <class _Tp> inline bool operator>=(const _compound_int<_Tp>& lhs, unsigned long rhs) { return !(lhs < rhs); }
+template <class _Tp> inline bool operator>=(unsigned long lhs, const _compound_int<_Tp>& rhs) { return !(lhs < rhs); }
+
+// Unary non-member arithmetic operators.
+template <class _Tp> unsigned long to_ulong(const _compound_int<_Tp>&);			// platform specific
+template <class _Tp> _compound_int<_Tp> operator~(const _compound_int<_Tp>&);	// platform specific
+
+template <class _Tp> inline _compound_int<_Tp> operator+(const _compound_int<_Tp>& val) {return val;}
+template <class _Tp> inline _compound_int<_Tp> operator-(const _compound_int<_Tp>& val) {return 0 - val;}
+template <class _Tp> inline bool operator!(const _compound_int<_Tp>& val) {return val==0;}
+
+// Non-member arithmetic operations involving two _compound_int arguments
+template <class _Tp> inline _compound_int<_Tp> operator+(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs) { _compound_int<_Tp> temp(lhs); return temp += rhs; }
+template <class _Tp> inline _compound_int<_Tp> operator-(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs) { _compound_int<_Tp> temp(lhs); return temp -= rhs; }
+template <class _Tp> inline _compound_int<_Tp> operator*(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs) { _compound_int<_Tp> temp(lhs); return temp *= rhs; }
+template <class _Tp> inline _compound_int<_Tp> operator/(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs) { _compound_int<_Tp> temp(lhs); return temp /= rhs; }
+template <class _Tp> inline _compound_int<_Tp> operator%(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs) { _compound_int<_Tp> temp(lhs); return temp %= rhs; }
+template <class _Tp> inline _compound_int<_Tp> operator&(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs) { _compound_int<_Tp> temp(lhs); return temp &= rhs; }
+template <class _Tp> inline _compound_int<_Tp> operator|(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs) { _compound_int<_Tp> temp(lhs); return temp |= rhs; }
+template <class _Tp> inline _compound_int<_Tp> operator^(const _compound_int<_Tp>& lhs, const _compound_int<_Tp>& rhs) { _compound_int<_Tp> temp(lhs); return temp ^= rhs; }
+
+// Non-member arithmetic operations involving one built-in integer argument.
+template <class _Tp> inline _compound_int<_Tp> operator+(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs + _compound_int<_Tp>(rhs); }
+template <class _Tp> inline _compound_int<_Tp> operator+(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) + rhs; }
+
+template <class _Tp> inline _compound_int<_Tp> operator-(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs - _compound_int<_Tp>(rhs); }
+template <class _Tp> inline _compound_int<_Tp> operator-(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) - rhs; }
+
+template <class _Tp> inline _compound_int<_Tp> operator*(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs * _compound_int<_Tp>(rhs); }
+template <class _Tp> inline _compound_int<_Tp> operator*(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) * rhs; }
+
+template <class _Tp> inline _compound_int<_Tp> operator/(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs / _compound_int<_Tp>(rhs); }
+template <class _Tp> inline _compound_int<_Tp> operator/(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) / rhs; }
+
+template <class _Tp> inline _compound_int<_Tp> operator%(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs % _compound_int<_Tp>(rhs); }
+template <class _Tp> inline _compound_int<_Tp> operator%(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) % rhs; }
+
+template <class _Tp> inline _compound_int<_Tp> operator&(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs & _compound_int<_Tp>(rhs); }
+template <class _Tp> inline _compound_int<_Tp> operator&(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) & rhs; }
+
+template <class _Tp> inline _compound_int<_Tp> operator|(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs | _compound_int<_Tp>(rhs); }
+template <class _Tp> inline _compound_int<_Tp> operator|(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) | rhs; }
+
+template <class _Tp> inline _compound_int<_Tp> operator^(const _compound_int<_Tp>& lhs, unsigned long rhs) { return lhs ^ _compound_int<_Tp>(rhs); }
+template <class _Tp> inline _compound_int<_Tp> operator^(unsigned long lhs, const _compound_int<_Tp>& rhs) { return _compound_int<_Tp>(lhs) ^ rhs; }
+
+template <class _Tp> inline _compound_int<_Tp> operator<<(const _compound_int<_Tp>& lhs, unsigned int rhs) { _compound_int<_Tp> temp(lhs); return temp <<= rhs; }
+template <class _Tp> inline _compound_int<_Tp> operator>>(const _compound_int<_Tp>& lhs, unsigned int rhs) { _compound_int<_Tp> temp(lhs); return temp >>= rhs; }
+
+
+
+
+// platform specific specializations
+
+#if defined(__MRC__)||defined(__SC__)
+
+_STLP_END_NAMESPACE // ugly!
+# include <Math64.h>
+# include <utility>
+# undef modff		//*TY 04/06/2000 - defined in <math.h> which conflicts with <fp.h> definition
+# include <fp.h>
+
+_STLP_BEGIN_NAMESPACE
+
+# if TYPE_LONGLONG 
+typedef UInt64 uint64;
+# define ULL(x) (U64SetU(x))
+
+# else
+//	Apple's mpw sc compiler for 68k macintosh does not support native 64bit integer type. 
+//	Instead, it comes with external support library and struct data type representing 64bit int:
+//	
+//		struct UnsignedWide {
+//			UInt32 	hi;
+//			UInt32 	lo;
+//		};
+
+typedef _compound_int<UnsignedWide> uint64;
+# define ULL(x) uint64(x)
+# define ULL2(hi,lo) {hi,lo}
+
+// Constructors, destructor, assignment operator.
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>::_compound_int() { hi = 0; lo = 0; }
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>::_compound_int(unsigned long val) { hi = 0; lo = val; }
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>::_compound_int(unsigned long h, unsigned long l) { hi = h; lo = l; }
+
+// Arithmetic op= operations involving two _compound_int.
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator+= (const _compound_int<UnsignedWide>& rhs) { *this = U64Add( *this, rhs ); return *this; }
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator-= (const _compound_int<UnsignedWide>& rhs) { *this = U64Subtract( *this, rhs ); return *this; }
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator*= (const _compound_int<UnsignedWide>& rhs) { *this = U64Multiply( *this, rhs ); return *this; }
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator/= (const _compound_int<UnsignedWide>& rhs) { *this = U64Divide( *this, rhs, NULL ); return *this; }
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator%= (const _compound_int<UnsignedWide>& rhs) { U64Divide( *this, rhs, this ); return *this; }
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator&= (const _compound_int<UnsignedWide>& rhs) { *this = U64BitwiseAnd( *this, rhs ); return *this; }
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator|= (const _compound_int<UnsignedWide>& rhs) { *this = U64BitwiseOr( *this, rhs ); return *this; }
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator^= (const _compound_int<UnsignedWide>& rhs) { *this = U64BitwiseEor( *this, rhs ); return *this; }
+
+// Arithmetic op= operations involving built-in integer.
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator<<= (unsigned int rhs) { *this = U64ShiftLeft( *this, rhs ); return *this; }
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide>& _compound_int<UnsignedWide>::operator>>= (unsigned int rhs) { *this = U64ShiftRight( *this, rhs ); return *this; }
+
+// Comparison operators.
+_STLP_TEMPLATE_NULL inline bool operator==(const _compound_int<UnsignedWide>& lhs, const _compound_int<UnsignedWide>& rhs) { return (lhs.hi == rhs.hi) && (lhs.lo == rhs.lo); }
+_STLP_TEMPLATE_NULL inline bool operator< (const _compound_int<UnsignedWide>& lhs, const _compound_int<UnsignedWide>& rhs) { return U64Compare( lhs, rhs ) < 0; }
+_STLP_TEMPLATE_NULL inline bool operator==(const _compound_int<UnsignedWide>& lhs, unsigned long rhs) { return (lhs.hi == 0) && (lhs.lo == rhs); }
+
+// Unary non-member arithmetic operators.
+_STLP_TEMPLATE_NULL inline unsigned long to_ulong(const _compound_int<UnsignedWide>& val) { return val.lo; }
+_STLP_TEMPLATE_NULL inline _compound_int<UnsignedWide> operator~(const _compound_int<UnsignedWide>& val) { return U64BitwiseNot( val ); }
+_STLP_TEMPLATE_NULL inline bool operator!(const _compound_int<UnsignedWide>& val) { return !((val.hi == 0) && (val.lo == 0)); }
+
+# endif // TYPE_LONGLONG
+#endif // __MRC__
+#endif // _UINT64_H