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gcc/libstdc++-v3/include/bits/std_valarray.h
Gabriel Dos Reis 5c542b4a19 std_valarray.h (valarray<>::operator[] const): Return a const reference. 
* include/bits/std_valarray.h (valarray<>::operator[] const):
        Return a const reference.
        * testsuite/26_numerics/valarray_const_bracket.cc: New test.

From-SVN: r42245
2001-05-18 05:47:46 +00:00

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// The template and inlines for the -*- C++ -*- valarray class.
// Copyright (C) 1997-1999, 2000, 2001 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
// Written by Gabriel Dos Reis <Gabriel.Dos-Reis@DPTMaths.ENS-Cachan.Fr>
#ifndef _CPP_VALARRAY
#define _CPP_VALARRAY 1
#pragma GCC system_header
#include <bits/c++config.h>
#include <bits/std_cstddef.h>
#include <bits/std_cmath.h>
#include <bits/std_cstdlib.h>
#include <bits/std_numeric.h>
#include <bits/std_functional.h>
#include <bits/std_algorithm.h>
namespace std
{
template<class _Clos, typename _Tp> class _Expr;
template<typename _Tp1, typename _Tp2> class _ValArray;
template<template<class> class _Oper,
template<class, class> class _Meta, class _Dom> struct _UnClos;
template<template<class> class _Oper,
template<class, class> class _Meta1,
template<class, class> class _Meta2,
class _Dom1, class _Dom2> class _BinClos;
template<template<class, class> class _Meta, class _Dom> class _SClos;
template<template<class, class> class _Meta, class _Dom> class _GClos;
template<template<class, class> class _Meta, class _Dom> class _IClos;
template<template<class, class> class _Meta, class _Dom> class _ValFunClos;
template<template<class, class> class _Meta, class _Dom> class _RefFunClos;
template<class _Tp> struct _Unary_plus;
template<class _Tp> struct _Bitwise_and;
template<class _Tp> struct _Bitwise_or;
template<class _Tp> struct _Bitwise_xor;
template<class _Tp> struct _Bitwise_not;
template<class _Tp> struct _Shift_left;
template<class _Tp> struct _Shift_right;
template<class _Tp> class valarray; // An array of type _Tp
class slice; // BLAS-like slice out of an array
template<class _Tp> class slice_array;
class gslice; // generalized slice out of an array
template<class _Tp> class gslice_array;
template<class _Tp> class mask_array; // masked array
template<class _Tp> class indirect_array; // indirected array
} // namespace std
#include <bits/valarray_array.h>
#include <bits/valarray_meta.h>
namespace std
{
template<class _Tp> class valarray
{
public:
typedef _Tp value_type;
// _lib.valarray.cons_ construct/destroy:
valarray();
explicit valarray(size_t);
valarray(const _Tp&, size_t);
valarray(const _Tp* __restrict__, size_t);
valarray(const valarray&);
valarray(const slice_array<_Tp>&);
valarray(const gslice_array<_Tp>&);
valarray(const mask_array<_Tp>&);
valarray(const indirect_array<_Tp>&);
template<class _Dom>
valarray(const _Expr<_Dom,_Tp>& __e);
~valarray();
// _lib.valarray.assign_ assignment:
valarray<_Tp>& operator=(const valarray<_Tp>&);
valarray<_Tp>& operator=(const _Tp&);
valarray<_Tp>& operator=(const slice_array<_Tp>&);
valarray<_Tp>& operator=(const gslice_array<_Tp>&);
valarray<_Tp>& operator=(const mask_array<_Tp>&);
valarray<_Tp>& operator=(const indirect_array<_Tp>&);
template<class _Dom> valarray<_Tp>&
operator= (const _Expr<_Dom,_Tp>&);
// _lib.valarray.access_ element access:
// XXX: LWG to be resolved.
const _Tp& operator[](size_t) const;
_Tp& operator[](size_t);
// _lib.valarray.sub_ subset operations:
_Expr<_SClos<_ValArray,_Tp>, _Tp> operator[](slice) const;
slice_array<_Tp> operator[](slice);
_Expr<_GClos<_ValArray,_Tp>, _Tp> operator[](const gslice&) const;
gslice_array<_Tp> operator[](const gslice&);
valarray<_Tp> operator[](const valarray<bool>&) const;
mask_array<_Tp> operator[](const valarray<bool>&);
_Expr<_IClos<_ValArray, _Tp>, _Tp>
operator[](const valarray<size_t>&) const;
indirect_array<_Tp> operator[](const valarray<size_t>&);
// _lib.valarray.unary_ unary operators:
_Expr<_UnClos<_Unary_plus,_ValArray,_Tp>,_Tp> operator+ () const;
_Expr<_UnClos<negate,_ValArray,_Tp>,_Tp> operator- () const;
_Expr<_UnClos<_Bitwise_not,_ValArray,_Tp>,_Tp> operator~ () const;
_Expr<_UnClos<logical_not,_ValArray,_Tp>,bool> operator! () const;
// _lib.valarray.cassign_ computed assignment:
valarray<_Tp>& operator*= (const _Tp&);
valarray<_Tp>& operator/= (const _Tp&);
valarray<_Tp>& operator%= (const _Tp&);
valarray<_Tp>& operator+= (const _Tp&);
valarray<_Tp>& operator-= (const _Tp&);
valarray<_Tp>& operator^= (const _Tp&);
valarray<_Tp>& operator&= (const _Tp&);
valarray<_Tp>& operator|= (const _Tp&);
valarray<_Tp>& operator<<=(const _Tp&);
valarray<_Tp>& operator>>=(const _Tp&);
valarray<_Tp>& operator*= (const valarray<_Tp>&);
valarray<_Tp>& operator/= (const valarray<_Tp>&);
valarray<_Tp>& operator%= (const valarray<_Tp>&);
valarray<_Tp>& operator+= (const valarray<_Tp>&);
valarray<_Tp>& operator-= (const valarray<_Tp>&);
valarray<_Tp>& operator^= (const valarray<_Tp>&);
valarray<_Tp>& operator|= (const valarray<_Tp>&);
valarray<_Tp>& operator&= (const valarray<_Tp>&);
valarray<_Tp>& operator<<=(const valarray<_Tp>&);
valarray<_Tp>& operator>>=(const valarray<_Tp>&);
template<class _Dom>
valarray<_Tp>& operator*= (const _Expr<_Dom,_Tp>&);
template<class _Dom>
valarray<_Tp>& operator/= (const _Expr<_Dom,_Tp>&);
template<class _Dom>
valarray<_Tp>& operator%= (const _Expr<_Dom,_Tp>&);
template<class _Dom>
valarray<_Tp>& operator+= (const _Expr<_Dom,_Tp>&);
template<class _Dom>
valarray<_Tp>& operator-= (const _Expr<_Dom,_Tp>&);
template<class _Dom>
valarray<_Tp>& operator^= (const _Expr<_Dom,_Tp>&);
template<class _Dom>
valarray<_Tp>& operator|= (const _Expr<_Dom,_Tp>&);
template<class _Dom>
valarray<_Tp>& operator&= (const _Expr<_Dom,_Tp>&);
template<class _Dom>
valarray<_Tp>& operator<<=(const _Expr<_Dom,_Tp>&);
template<class _Dom>
valarray<_Tp>& operator>>=(const _Expr<_Dom,_Tp>&);
// _lib.valarray.members_ member functions:
size_t size() const;
_Tp sum() const;
_Tp min() const;
_Tp max() const;
// // FIXME: Extension
// _Tp product () const;
valarray<_Tp> shift (int) const;
valarray<_Tp> cshift(int) const;
_Expr<_ValFunClos<_ValArray,_Tp>,_Tp> apply(_Tp func(_Tp)) const;
_Expr<_RefFunClos<_ValArray,_Tp>,_Tp> apply(_Tp func(const _Tp&)) const;
void resize(size_t __size, _Tp __c = _Tp());
private:
size_t _M_size;
_Tp* __restrict__ _M_data;
friend class _Array<_Tp>;
};
template<typename _Tp> struct _Unary_plus : unary_function<_Tp,_Tp> {
_Tp operator() (const _Tp& __t) const { return __t; }
};
template<typename _Tp> struct _Bitwise_and : binary_function<_Tp,_Tp,_Tp> {
_Tp operator() (_Tp __x, _Tp __y) const { return __x & __y; }
};
template<typename _Tp> struct _Bitwise_or : binary_function<_Tp,_Tp,_Tp> {
_Tp operator() (_Tp __x, _Tp __y) const { return __x | __y; }
};
template<typename _Tp> struct _Bitwise_xor : binary_function<_Tp,_Tp,_Tp> {
_Tp operator() (_Tp __x, _Tp __y) const { return __x ^ __y; }
};
template<typename _Tp> struct _Bitwise_not : unary_function<_Tp,_Tp> {
_Tp operator() (_Tp __t) const { return ~__t; }
};
template<typename _Tp> struct _Shift_left : unary_function<_Tp,_Tp> {
_Tp operator() (_Tp __x, _Tp __y) const { return __x << __y; }
};
template<typename _Tp> struct _Shift_right : unary_function<_Tp,_Tp> {
_Tp operator() (_Tp __x, _Tp __y) const { return __x >> __y; }
};
template<typename _Tp>
inline const _Tp&
valarray<_Tp>::operator[] (size_t __i) const
{ return _M_data[__i]; }
template<typename _Tp>
inline _Tp&
valarray<_Tp>::operator[] (size_t __i)
{ return _M_data[__i]; }
} // std::
#include <bits/slice.h>
#include <bits/slice_array.h>
#include <bits/gslice.h>
#include <bits/gslice_array.h>
#include <bits/mask_array.h>
#include <bits/indirect_array.h>
namespace std
{
template<typename _Tp>
inline valarray<_Tp>::valarray () : _M_size (0), _M_data (0) {}
template<typename _Tp>
inline valarray<_Tp>::valarray (size_t __n)
: _M_size(__n), _M_data(__valarray_get_storage<_Tp>(__n))
{ __valarray_default_construct(_M_data, _M_data + __n); }
template<typename _Tp>
inline valarray<_Tp>::valarray (const _Tp& __t, size_t __n)
: _M_size(__n), _M_data(__valarray_get_storage<_Tp>(__n))
{ __valarray_fill_construct (_M_data, _M_data + __n, __t); }
template<typename _Tp>
inline valarray<_Tp>::valarray (const _Tp* __restrict__ __p, size_t __n)
: _M_size(__n), _M_data(__valarray_get_storage<_Tp>(__n))
{ __valarray_copy_construct (__p, __p + __n, _M_data); }
template<typename _Tp>
inline valarray<_Tp>::valarray (const valarray<_Tp>& __v)
: _M_size(__v._M_size), _M_data(__valarray_get_storage<_Tp>(__v._M_size))
{ __valarray_copy_construct (__v._M_data, __v._M_data + _M_size, _M_data); }
template<typename _Tp>
inline valarray<_Tp>::valarray (const slice_array<_Tp>& __sa)
: _M_size(__sa._M_sz), _M_data(__valarray_get_storage<_Tp>(__sa._M_sz))
{
__valarray_copy
(__sa._M_array, __sa._M_sz, __sa._M_stride, _Array<_Tp>(_M_data));
}
template<typename _Tp>
inline valarray<_Tp>::valarray (const gslice_array<_Tp>& __ga)
: _M_size(__ga._M_index.size()),
_M_data(__valarray_get_storage<_Tp>(_M_size))
{
__valarray_copy
(__ga._M_array, _Array<size_t>(__ga._M_index),
_Array<_Tp>(_M_data), _M_size);
}
template<typename _Tp>
inline valarray<_Tp>::valarray (const mask_array<_Tp>& __ma)
: _M_size(__ma._M_sz), _M_data(__valarray_get_storage<_Tp>(__ma._M_sz))
{
__valarray_copy
(__ma._M_array, __ma._M_mask, _Array<_Tp>(_M_data), _M_size);
}
template<typename _Tp>
inline valarray<_Tp>::valarray (const indirect_array<_Tp>& __ia)
: _M_size(__ia._M_sz), _M_data(__valarray_get_storage<_Tp>(__ia._M_sz))
{
__valarray_copy
(__ia._M_array, __ia._M_index, _Array<_Tp>(_M_data), _M_size);
}
template<typename _Tp> template<class _Dom>
inline valarray<_Tp>::valarray (const _Expr<_Dom, _Tp>& __e)
: _M_size(__e.size ()), _M_data(__valarray_get_storage<_Tp>(_M_size))
{ __valarray_copy (__e, _M_size, _Array<_Tp>(_M_data)); }
template<typename _Tp>
inline valarray<_Tp>::~valarray ()
{
__valarray_destroy_elements(_M_data, _M_data + _M_size);
__valarray_release_memory(_M_data);
}
template<typename _Tp>
inline valarray<_Tp>&
valarray<_Tp>::operator= (const valarray<_Tp>& __v)
{
__valarray_copy(__v._M_data, _M_size, _M_data);
return *this;
}
template<typename _Tp>
inline valarray<_Tp>&
valarray<_Tp>::operator= (const _Tp& __t)
{
__valarray_fill (_M_data, _M_size, __t);
return *this;
}
template<typename _Tp>
inline valarray<_Tp>&
valarray<_Tp>::operator= (const slice_array<_Tp>& __sa)
{
__valarray_copy (__sa._M_array, __sa._M_sz,
__sa._M_stride, _Array<_Tp>(_M_data));
return *this;
}
template<typename _Tp>
inline valarray<_Tp>&
valarray<_Tp>::operator= (const gslice_array<_Tp>& __ga)
{
__valarray_copy (__ga._M_array, _Array<size_t>(__ga._M_index),
_Array<_Tp>(_M_data), _M_size);
return *this;
}
template<typename _Tp>
inline valarray<_Tp>&
valarray<_Tp>::operator= (const mask_array<_Tp>& __ma)
{
__valarray_copy (__ma._M_array, __ma._M_mask,
_Array<_Tp>(_M_data), _M_size);
return *this;
}
template<typename _Tp>
inline valarray<_Tp>&
valarray<_Tp>::operator= (const indirect_array<_Tp>& __ia)
{
__valarray_copy (__ia._M_array, __ia._M_index,
_Array<_Tp>(_M_data), _M_size);
return *this;
}
template<typename _Tp> template<class _Dom>
inline valarray<_Tp>&
valarray<_Tp>::operator= (const _Expr<_Dom, _Tp>& __e)
{
__valarray_copy (__e, _M_size, _Array<_Tp>(_M_data));
return *this;
}
template<typename _Tp>
inline _Expr<_SClos<_ValArray,_Tp>, _Tp>
valarray<_Tp>::operator[] (slice __s) const
{
typedef _SClos<_ValArray,_Tp> _Closure;
return _Expr<_Closure, _Tp> (_Closure (_Array<_Tp>(_M_data), __s));
}
template<typename _Tp>
inline slice_array<_Tp>
valarray<_Tp>::operator[] (slice __s)
{
return slice_array<_Tp> (_Array<_Tp>(_M_data), __s);
}
template<typename _Tp>
inline _Expr<_GClos<_ValArray,_Tp>, _Tp>
valarray<_Tp>::operator[] (const gslice& __gs) const
{
typedef _GClos<_ValArray,_Tp> _Closure;
return _Expr<_Closure, _Tp>
(_Closure (_Array<_Tp>(_M_data), __gs._M_index->_M_index));
}
template<typename _Tp>
inline gslice_array<_Tp>
valarray<_Tp>::operator[] (const gslice& __gs)
{
return gslice_array<_Tp>
(_Array<_Tp>(_M_data), __gs._M_index->_M_index);
}
template<typename _Tp>
inline valarray<_Tp>
valarray<_Tp>::operator[] (const valarray<bool>& __m) const
{
size_t __s (0);
size_t __e (__m.size ());
for (size_t __i=0; __i<__e; ++__i)
if (__m[__i]) ++__s;
return valarray<_Tp> (mask_array<_Tp> (_Array<_Tp>(_M_data), __s,
_Array<bool> (__m)));
}
template<typename _Tp>
inline mask_array<_Tp>
valarray<_Tp>::operator[] (const valarray<bool>& __m)
{
size_t __s (0);
size_t __e (__m.size ());
for (size_t __i=0; __i<__e; ++__i)
if (__m[__i]) ++__s;
return mask_array<_Tp> (_Array<_Tp>(_M_data), __s, _Array<bool> (__m));
}
template<typename _Tp>
inline _Expr<_IClos<_ValArray,_Tp>, _Tp>
valarray<_Tp>::operator[] (const valarray<size_t>& __i) const
{
typedef _IClos<_ValArray,_Tp> _Closure;
return _Expr<_Closure, _Tp> (_Closure (*this, __i));
}
template<typename _Tp>
inline indirect_array<_Tp>
valarray<_Tp>::operator[] (const valarray<size_t>& __i)
{
return indirect_array<_Tp> (_Array<_Tp>(_M_data), __i.size(),
_Array<size_t> (__i));
}
template<class _Tp>
inline size_t valarray<_Tp>::size () const { return _M_size; }
template<class _Tp>
inline _Tp
valarray<_Tp>::sum () const
{
return __valarray_sum(_M_data, _M_data + _M_size);
}
// template<typename _Tp>
// inline _Tp
// valarray<_Tp>::product () const
// {
// return __valarray_product(_M_data, _M_data + _M_size);
// }
template <class _Tp>
inline valarray<_Tp>
valarray<_Tp>::shift(int __n) const
{
_Tp* const __a = static_cast<_Tp*>
(__builtin_alloca(sizeof(_Tp) * _M_size));
if (__n == 0) // no shift
__valarray_copy_construct(_M_data, _M_data + _M_size, __a);
else if (__n > 0) // __n > 0: shift left
{
if (size_t(__n) > _M_size)
__valarray_default_construct(__a, __a + __n);
else
{
__valarray_copy_construct(_M_data+__n, _M_data + _M_size, __a);
__valarray_default_construct(__a+_M_size-__n, __a + _M_size);
}
}
else // __n < 0: shift right
{
__valarray_copy_construct (_M_data, _M_data+_M_size+__n, __a-__n);
__valarray_default_construct(__a, __a - __n);
}
return valarray<_Tp> (__a, _M_size);
}
template <class _Tp>
inline valarray<_Tp>
valarray<_Tp>::cshift (int __n) const
{
_Tp* const __a = static_cast<_Tp*>
(__builtin_alloca (sizeof(_Tp) * _M_size));
if (__n == 0) // no cshift
__valarray_copy_construct(_M_data, _M_data + _M_size, __a);
else if (__n > 0) // cshift left
{
__valarray_copy_construct(_M_data, _M_data+__n, __a+_M_size-__n);
__valarray_copy_construct(_M_data+__n, _M_data + _M_size, __a);
}
else // cshift right
{
__valarray_copy_construct
(_M_data + _M_size+__n, _M_data + _M_size, __a);
__valarray_copy_construct
(_M_data, _M_data + _M_size+__n, __a - __n);
}
return valarray<_Tp>(__a, _M_size);
}
template <class _Tp>
inline void
valarray<_Tp>::resize (size_t __n, _Tp __c)
{
// This complication is so to make valarray<valarray<T> > work
// even though it is not required by the standard. Nobody should
// be saying valarray<valarray<T> > anyway. See the specs.
__valarray_destroy_elements(_M_data, _M_data + _M_size);
if (_M_size != __n)
{
__valarray_release_memory(_M_data);
_M_size = __n;
_M_data = __valarray_get_storage<_Tp>(__n);
}
__valarray_fill_construct(_M_data, _M_data + __n, __c);
}
template<typename _Tp>
inline _Tp
valarray<_Tp>::min() const
{
return *min_element (_M_data, _M_data+_M_size);
}
template<typename _Tp>
inline _Tp
valarray<_Tp>::max() const
{
return *max_element (_M_data, _M_data+_M_size);
}
template<class _Tp>
inline _Expr<_ValFunClos<_ValArray,_Tp>,_Tp>
valarray<_Tp>::apply (_Tp func (_Tp)) const
{
typedef _ValFunClos<_ValArray,_Tp> _Closure;
return _Expr<_Closure,_Tp> (_Closure (*this, func));
}
template<class _Tp>
inline _Expr<_RefFunClos<_ValArray,_Tp>,_Tp>
valarray<_Tp>::apply (_Tp func (const _Tp &)) const
{
typedef _RefFunClos<_ValArray,_Tp> _Closure;
return _Expr<_Closure,_Tp> (_Closure (*this, func));
}
#define _DEFINE_VALARRAY_UNARY_OPERATOR(_Op, _Name) \
template<typename _Tp> \
inline _Expr<_UnClos<_Name,_ValArray,_Tp>, _Tp> \
valarray<_Tp>::operator _Op() const \
{ \
typedef _UnClos<_Name,_ValArray,_Tp> _Closure; \
return _Expr<_Closure, _Tp> (_Closure (*this)); \
}
_DEFINE_VALARRAY_UNARY_OPERATOR(+, _Unary_plus)
_DEFINE_VALARRAY_UNARY_OPERATOR(-, negate)
_DEFINE_VALARRAY_UNARY_OPERATOR(~, _Bitwise_not)
#undef _DEFINE_VALARRAY_UNARY_OPERATOR
template<typename _Tp>
inline _Expr<_UnClos<logical_not,_ValArray,_Tp>, bool>
valarray<_Tp>::operator!() const
{
typedef _UnClos<logical_not,_ValArray,_Tp> _Closure;
return _Expr<_Closure, bool> (_Closure (*this));
}
#define _DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(_Op, _Name) \
template<class _Tp> \
inline valarray<_Tp> & \
valarray<_Tp>::operator _Op##= (const _Tp &__t) \
{ \
_Array_augmented_##_Name (_Array<_Tp>(_M_data), _M_size, __t); \
return *this; \
} \
\
template<class _Tp> \
inline valarray<_Tp> & \
valarray<_Tp>::operator _Op##= (const valarray<_Tp> &__v) \
{ \
_Array_augmented_##_Name (_Array<_Tp>(_M_data), _M_size, \
_Array<_Tp>(__v._M_data)); \
return *this; \
}
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(+, plus)
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(-, minus)
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(*, multiplies)
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(/, divides)
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(%, modulus)
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(^, xor)
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(&, and)
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(|, or)
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(<<, shift_left)
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(>>, shift_right)
#undef _DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT
} // std::
namespace std
{
#define _DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(_Op, _Name) \
template<class _Tp> template<class _Dom> \
inline valarray<_Tp> & \
valarray<_Tp>::operator _Op##= (const _Expr<_Dom,_Tp> &__e) \
{ \
_Array_augmented_##_Name (_Array<_Tp>(_M_data), __e, _M_size); \
return *this; \
}
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(+, plus)
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(-, minus)
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(*, multiplies)
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(/, divides)
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(%, modulus)
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(^, xor)
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(&, and)
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(|, or)
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(<<, shift_left)
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(>>, shift_right)
#undef _DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT
#define _DEFINE_BINARY_OPERATOR(_Op, _Name) \
template<typename _Tp> \
inline _Expr<_BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp>, _Tp> \
operator _Op (const valarray<_Tp> &__v, const valarray<_Tp> &__w) \
{ \
typedef _BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp> _Closure; \
return _Expr<_Closure, _Tp> (_Closure (__v, __w)); \
} \
\
template<typename _Tp> \
inline _Expr<_BinClos<_Name,_ValArray,_Constant,_Tp,_Tp>,_Tp> \
operator _Op (const valarray<_Tp> &__v, const _Tp &__t) \
{ \
typedef _BinClos<_Name,_ValArray,_Constant,_Tp,_Tp> _Closure; \
return _Expr<_Closure, _Tp> (_Closure (__v, __t)); \
} \
\
template<typename _Tp> \
inline _Expr<_BinClos<_Name,_Constant,_ValArray,_Tp,_Tp>,_Tp> \
operator _Op (const _Tp &__t, const valarray<_Tp> &__v) \
{ \
typedef _BinClos<_Name,_Constant,_ValArray,_Tp,_Tp> _Closure; \
return _Expr<_Closure, _Tp> (_Closure (__t, __v)); \
}
_DEFINE_BINARY_OPERATOR(+, plus)
_DEFINE_BINARY_OPERATOR(-, minus)
_DEFINE_BINARY_OPERATOR(*, multiplies)
_DEFINE_BINARY_OPERATOR(/, divides)
_DEFINE_BINARY_OPERATOR(%, modulus)
_DEFINE_BINARY_OPERATOR(^, _Bitwise_xor)
_DEFINE_BINARY_OPERATOR(&, _Bitwise_and)
_DEFINE_BINARY_OPERATOR(|, _Bitwise_or)
_DEFINE_BINARY_OPERATOR(<<, _Shift_left)
_DEFINE_BINARY_OPERATOR(>>, _Shift_right)
#undef _DEFINE_BINARY_OPERATOR
#define _DEFINE_LOGICAL_OPERATOR(_Op, _Name) \
template<typename _Tp> \
inline _Expr<_BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp>,bool> \
operator _Op (const valarray<_Tp> &__v, const valarray<_Tp> &__w) \
{ \
typedef _BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp> _Closure; \
return _Expr<_Closure, bool> (_Closure (__v, __w)); \
} \
\
template<class _Tp> \
inline _Expr<_BinClos<_Name,_ValArray,_Constant,_Tp,_Tp>,bool> \
operator _Op (const valarray<_Tp> &__v, const _Tp &__t) \
{ \
typedef _BinClos<_Name,_ValArray,_Constant,_Tp,_Tp> _Closure; \
return _Expr<_Closure, bool> (_Closure (__v, __t)); \
} \
\
template<class _Tp> \
inline _Expr<_BinClos<_Name,_Constant,_ValArray,_Tp,_Tp>,bool> \
operator _Op (const _Tp &__t, const valarray<_Tp> &__v) \
{ \
typedef _BinClos<_Name,_Constant,_ValArray,_Tp,_Tp> _Closure; \
return _Expr<_Closure, bool> (_Closure (__t, __v)); \
}
_DEFINE_LOGICAL_OPERATOR(&&, logical_and)
_DEFINE_LOGICAL_OPERATOR(||, logical_or)
_DEFINE_LOGICAL_OPERATOR(==, equal_to)
_DEFINE_LOGICAL_OPERATOR(!=, not_equal_to)
_DEFINE_LOGICAL_OPERATOR(<, less)
_DEFINE_LOGICAL_OPERATOR(>, greater)
_DEFINE_LOGICAL_OPERATOR(<=, less_equal)
_DEFINE_LOGICAL_OPERATOR(>=, greater_equal)
#undef _DEFINE_LOGICAL_OPERATOR
} // namespace std
#endif // _CPP_VALARRAY
// Local Variables:
// mode:c++
// End:
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