// The template and inlines for the -*- C++ -*- internal _Meta class.
-// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+// Copyright (C) 1997-2014 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)
+// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// 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.
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
-// 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.
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+// <http://www.gnu.org/licenses/>.
-// Written by Gabriel Dos Reis <Gabriel.Dos-Reis@cmla.ens-cachan.fr>
-
-/** @file valarray_meta.h
+/** @file bits/valarray_before.h
* This is an internal header file, included by other library headers.
- * You should not attempt to use it directly.
+ * Do not attempt to use it directly. @headername{valarray}
*/
-#ifndef _CPP_VALARRAY_BEFORE_H
-#define _CPP_VALARRAY_BEFORE_H 1
+// Written by Gabriel Dos Reis <Gabriel.Dos-Reis@cmla.ens-cachan.fr>
+
+#ifndef _VALARRAY_BEFORE_H
+#define _VALARRAY_BEFORE_H 1
#pragma GCC system_header
#include <bits/slice_array.h>
-namespace std
+namespace std _GLIBCXX_VISIBILITY(default)
{
+_GLIBCXX_BEGIN_NAMESPACE_VERSION
+
//
// Implementing a loosened valarray return value is tricky.
// First we need to meet 26.3.1/3: we should not add more than
// At some point we use partial specialization to remove one level
// template nesting due to _Expr<>
//
-
+
// This class is NOT defined. It doesn't need to.
template<typename _Tp1, typename _Tp2> class _Constant;
// 2) efficiency -- object functions can be easily inlined
// 3) be Koenig-lookup-friendly
- struct __abs
+ struct _Abs
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return abs(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return abs(__t); }
};
- struct __cos
+ struct _Cos
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return cos(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return cos(__t); }
};
- struct __acos
+ struct _Acos
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return acos(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return acos(__t); }
};
- struct __cosh
+ struct _Cosh
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return cosh(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return cosh(__t); }
};
- struct __sin
+ struct _Sin
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return sin(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return sin(__t); }
};
- struct __asin
+ struct _Asin
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return asin(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return asin(__t); }
};
- struct __sinh
+ struct _Sinh
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return sinh(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return sinh(__t); }
};
- struct __tan
+ struct _Tan
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return tan(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return tan(__t); }
};
- struct __atan
+ struct _Atan
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return atan(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return atan(__t); }
};
- struct __tanh
+ struct _Tanh
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return tanh(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return tanh(__t); }
};
- struct __exp
+ struct _Exp
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return exp(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return exp(__t); }
};
- struct __log
+ struct _Log
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return log(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return log(__t); }
};
- struct __log10
+ struct _Log10
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return log10(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return log10(__t); }
};
- struct __sqrt
+ struct _Sqrt
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return sqrt(__t); }
+ _Tp operator()(const _Tp& __t) const
+ { return sqrt(__t); }
};
// In the past, we used to tailor operator applications semantics
struct __unary_plus
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return +__t; }
+ _Tp operator()(const _Tp& __t) const
+ { return +__t; }
};
struct __negate
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return -__t; }
+ _Tp operator()(const _Tp& __t) const
+ { return -__t; }
};
struct __bitwise_not
{
template<typename _Tp>
- _Tp operator()(const _Tp& __t) const { return ~__t; }
+ _Tp operator()(const _Tp& __t) const
+ { return ~__t; }
};
struct __plus
struct __logical_not
{
template<typename _Tp>
- bool operator()(const _Tp& __x) const { return !__x; }
+ bool operator()(const _Tp& __x) const
+ { return !__x; }
};
struct __equal_to
};
// The few binary functions we miss.
- struct __atan2
+ struct _Atan2
{
template<typename _Tp>
_Tp operator()(const _Tp& __x, const _Tp& __y) const
{ return atan2(__x, __y); }
};
- struct __pow
+ struct _Pow
{
template<typename _Tp>
_Tp operator()(const _Tp& __x, const _Tp& __y) const
typedef bool result_type;
};
- //
- // Apply function taking a value/const reference closure
- //
+ //
+ // Apply function taking a value/const reference closure
+ //
template<typename _Dom, typename _Arg>
- class _FunBase
+ class _FunBase
{
public:
typedef typename _Dom::value_type value_type;
-
+
_FunBase(const _Dom& __e, value_type __f(_Arg))
- : _M_expr(__e), _M_func(__f) {}
+ : _M_expr(__e), _M_func(__f) {}
value_type operator[](size_t __i) const
{ return _M_func (_M_expr[__i]); }
size_t size() const { return _M_expr.size ();}
private:
- const _Dom& _M_expr;
- value_type (*_M_func)(_Arg);
+ const _Dom& _M_expr;
+ value_type (*_M_func)(_Arg);
};
template<class _Dom>
- struct _ValFunClos<_Expr,_Dom> : _FunBase<_Dom, typename _Dom::value_type>
+ struct _ValFunClos<_Expr,_Dom> : _FunBase<_Dom, typename _Dom::value_type>
{
typedef _FunBase<_Dom, typename _Dom::value_type> _Base;
typedef typename _Base::value_type value_type;
typedef value_type _Tp;
-
+
_ValFunClos(const _Dom& __e, _Tp __f(_Tp)) : _Base(__e, __f) {}
};
{
typedef _FunBase<valarray<_Tp>, _Tp> _Base;
typedef _Tp value_type;
-
+
_ValFunClos(const valarray<_Tp>& __v, _Tp __f(_Tp)) : _Base(__v, __f) {}
};
template<class _Dom>
- struct _RefFunClos<_Expr,_Dom> :
- _FunBase<_Dom, const typename _Dom::value_type&>
+ struct _RefFunClos<_Expr, _Dom>
+ : _FunBase<_Dom, const typename _Dom::value_type&>
{
typedef _FunBase<_Dom, const typename _Dom::value_type&> _Base;
typedef typename _Base::value_type value_type;
typedef value_type _Tp;
-
+
_RefFunClos(const _Dom& __e, _Tp __f(const _Tp&))
- : _Base(__e, __f) {}
+ : _Base(__e, __f) {}
};
template<typename _Tp>
- struct _RefFunClos<_ValArray,_Tp> : _FunBase<valarray<_Tp>, const _Tp&>
+ struct _RefFunClos<_ValArray, _Tp>
+ : _FunBase<valarray<_Tp>, const _Tp&>
{
typedef _FunBase<valarray<_Tp>, const _Tp&> _Base;
typedef _Tp value_type;
-
+
_RefFunClos(const valarray<_Tp>& __v, _Tp __f(const _Tp&))
- : _Base(__v, __f) {}
+ : _Base(__v, __f) {}
};
-
+
//
// Unary expression closure.
//
{ return _Oper()(_M_expr[__i]); }
size_t size() const { return _M_expr.size(); }
-
+
private:
const _Arg& _M_expr;
};
template<class _Oper, class _Dom>
- struct _UnClos<_Oper, _Expr, _Dom> : _UnBase<_Oper, _Dom>
+ struct _UnClos<_Oper, _Expr, _Dom>
+ : _UnBase<_Oper, _Dom>
{
typedef _Dom _Arg;
typedef _UnBase<_Oper, _Dom> _Base;
typedef typename _Base::value_type value_type;
-
+
_UnClos(const _Arg& __e) : _Base(__e) {}
};
template<class _Oper, typename _Tp>
- struct _UnClos<_Oper, _ValArray, _Tp> : _UnBase<_Oper, valarray<_Tp> >
+ struct _UnClos<_Oper, _ValArray, _Tp>
+ : _UnBase<_Oper, valarray<_Tp> >
{
typedef valarray<_Tp> _Arg;
typedef _UnBase<_Oper, valarray<_Tp> > _Base;
typedef typename _Base::value_type value_type;
-
+
_UnClos(const _Arg& __e) : _Base(__e) {}
};
//
template<class _Oper, class _FirstArg, class _SecondArg>
- class _BinBase
+ class _BinBase
{
public:
- typedef typename _FirstArg::value_type _Vt;
- typedef typename __fun<_Oper, _Vt>::result_type value_type;
+ typedef typename _FirstArg::value_type _Vt;
+ typedef typename __fun<_Oper, _Vt>::result_type value_type;
_BinBase(const _FirstArg& __e1, const _SecondArg& __e2)
- : _M_expr1(__e1), _M_expr2(__e2) {}
-
+ : _M_expr1(__e1), _M_expr2(__e2) {}
+
value_type operator[](size_t __i) const
{ return _Oper()(_M_expr1[__i], _M_expr2[__i]); }
size_t size() const { return _M_expr1.size(); }
-
+
private:
const _FirstArg& _M_expr1;
const _SecondArg& _M_expr2;
typedef typename __fun<_Oper, _Vt>::result_type value_type;
_BinBase2(const _Clos& __e, const _Vt& __t)
- : _M_expr1(__e), _M_expr2(__t) {}
+ : _M_expr1(__e), _M_expr2(__t) {}
value_type operator[](size_t __i) const
{ return _Oper()(_M_expr1[__i], _M_expr2); }
typedef typename __fun<_Oper, _Vt>::result_type value_type;
_BinBase1(const _Vt& __t, const _Clos& __e)
- : _M_expr1(__t), _M_expr2(__e) {}
+ : _M_expr1(__t), _M_expr2(__e) {}
value_type operator[](size_t __i) const
{ return _Oper()(_M_expr1, _M_expr2[__i]); }
-
+
size_t size() const { return _M_expr2.size(); }
private:
const _Vt& _M_expr1;
const _Clos& _M_expr2;
};
-
+
template<class _Oper, class _Dom1, class _Dom2>
struct _BinClos<_Oper, _Expr, _Expr, _Dom1, _Dom2>
- : _BinBase<_Oper,_Dom1,_Dom2>
+ : _BinBase<_Oper, _Dom1, _Dom2>
{
- typedef _BinBase<_Oper,_Dom1,_Dom2> _Base;
+ typedef _BinBase<_Oper, _Dom1, _Dom2> _Base;
typedef typename _Base::value_type value_type;
-
+
_BinClos(const _Dom1& __e1, const _Dom2& __e2) : _Base(__e1, __e2) {}
};
template<class _Oper, typename _Tp>
- struct _BinClos<_Oper,_ValArray,_ValArray,_Tp,_Tp>
- : _BinBase<_Oper,valarray<_Tp>,valarray<_Tp> >
+ struct _BinClos<_Oper,_ValArray, _ValArray, _Tp, _Tp>
+ : _BinBase<_Oper, valarray<_Tp>, valarray<_Tp> >
{
- typedef _BinBase<_Oper,valarray<_Tp>,valarray<_Tp> > _Base;
- typedef _Tp value_type;
+ typedef _BinBase<_Oper, valarray<_Tp>, valarray<_Tp> > _Base;
+ typedef typename _Base::value_type value_type;
_BinClos(const valarray<_Tp>& __v, const valarray<_Tp>& __w)
- : _Base(__v, __w) {}
+ : _Base(__v, __w) {}
};
template<class _Oper, class _Dom>
- struct _BinClos<_Oper,_Expr,_ValArray,_Dom,typename _Dom::value_type>
- : _BinBase<_Oper,_Dom,valarray<typename _Dom::value_type> >
+ struct _BinClos<_Oper, _Expr, _ValArray, _Dom, typename _Dom::value_type>
+ : _BinBase<_Oper, _Dom, valarray<typename _Dom::value_type> >
{
typedef typename _Dom::value_type _Tp;
typedef _BinBase<_Oper,_Dom,valarray<_Tp> > _Base;
typedef typename _Base::value_type value_type;
-
+
_BinClos(const _Dom& __e1, const valarray<_Tp>& __e2)
- : _Base(__e1, __e2) {}
+ : _Base(__e1, __e2) {}
};
template<class _Oper, class _Dom>
- struct _BinClos<_Oper,_ValArray,_Expr,typename _Dom::value_type,_Dom>
- : _BinBase<_Oper,valarray<typename _Dom::value_type>,_Dom>
+ struct _BinClos<_Oper, _ValArray, _Expr, typename _Dom::value_type, _Dom>
+ : _BinBase<_Oper, valarray<typename _Dom::value_type>,_Dom>
{
typedef typename _Dom::value_type _Tp;
- typedef _BinBase<_Oper,valarray<_Tp>,_Dom> _Base;
+ typedef _BinBase<_Oper, valarray<_Tp>, _Dom> _Base;
typedef typename _Base::value_type value_type;
-
+
_BinClos(const valarray<_Tp>& __e1, const _Dom& __e2)
- : _Base(__e1, __e2) {}
+ : _Base(__e1, __e2) {}
};
template<class _Oper, class _Dom>
- struct _BinClos<_Oper,_Expr,_Constant,_Dom,typename _Dom::value_type>
- : _BinBase2<_Oper,_Dom>
+ struct _BinClos<_Oper, _Expr, _Constant, _Dom, typename _Dom::value_type>
+ : _BinBase2<_Oper, _Dom>
{
typedef typename _Dom::value_type _Tp;
typedef _BinBase2<_Oper,_Dom> _Base;
typedef typename _Base::value_type value_type;
-
+
_BinClos(const _Dom& __e1, const _Tp& __e2) : _Base(__e1, __e2) {}
};
template<class _Oper, class _Dom>
- struct _BinClos<_Oper,_Constant,_Expr,typename _Dom::value_type,_Dom>
- : _BinBase1<_Oper,_Dom>
+ struct _BinClos<_Oper, _Constant, _Expr, typename _Dom::value_type, _Dom>
+ : _BinBase1<_Oper, _Dom>
{
typedef typename _Dom::value_type _Tp;
- typedef _BinBase1<_Oper,_Dom> _Base;
+ typedef _BinBase1<_Oper, _Dom> _Base;
typedef typename _Base::value_type value_type;
-
+
_BinClos(const _Tp& __e1, const _Dom& __e2) : _Base(__e1, __e2) {}
};
-
+
template<class _Oper, typename _Tp>
- struct _BinClos<_Oper,_ValArray,_Constant,_Tp,_Tp>
- : _BinBase2<_Oper,valarray<_Tp> >
+ struct _BinClos<_Oper, _ValArray, _Constant, _Tp, _Tp>
+ : _BinBase2<_Oper, valarray<_Tp> >
{
typedef _BinBase2<_Oper,valarray<_Tp> > _Base;
typedef typename _Base::value_type value_type;
-
+
_BinClos(const valarray<_Tp>& __v, const _Tp& __t) : _Base(__v, __t) {}
};
template<class _Oper, typename _Tp>
- struct _BinClos<_Oper,_Constant,_ValArray,_Tp,_Tp>
- : _BinBase1<_Oper,valarray<_Tp> >
+ struct _BinClos<_Oper, _Constant, _ValArray, _Tp, _Tp>
+ : _BinBase1<_Oper, valarray<_Tp> >
{
- typedef _BinBase1<_Oper,valarray<_Tp> > _Base;
+ typedef _BinBase1<_Oper, valarray<_Tp> > _Base;
typedef typename _Base::value_type value_type;
-
+
_BinClos(const _Tp& __t, const valarray<_Tp>& __v) : _Base(__t, __v) {}
};
-
//
// slice_array closure.
//
- template<typename _Dom> class _SBase {
+ template<typename _Dom>
+ class _SBase
+ {
public:
- typedef typename _Dom::value_type value_type;
-
- _SBase (const _Dom& __e, const slice& __s)
- : _M_expr (__e), _M_slice (__s) {}
- value_type operator[] (size_t __i) const
- { return _M_expr[_M_slice.start () + __i * _M_slice.stride ()]; }
- size_t size() const { return _M_slice.size (); }
+ typedef typename _Dom::value_type value_type;
+
+ _SBase (const _Dom& __e, const slice& __s)
+ : _M_expr (__e), _M_slice (__s) {}
+
+ value_type
+ operator[] (size_t __i) const
+ { return _M_expr[_M_slice.start () + __i * _M_slice.stride ()]; }
+
+ size_t
+ size() const
+ { return _M_slice.size (); }
private:
- const _Dom& _M_expr;
- const slice& _M_slice;
+ const _Dom& _M_expr;
+ const slice& _M_slice;
};
- template<typename _Tp> class _SBase<_Array<_Tp> > {
+ template<typename _Tp>
+ class _SBase<_Array<_Tp> >
+ {
public:
- typedef _Tp value_type;
-
- _SBase (_Array<_Tp> __a, const slice& __s)
- : _M_array (__a._M_data+__s.start()), _M_size (__s.size()),
- _M_stride (__s.stride()) {}
- value_type operator[] (size_t __i) const
- { return _M_array._M_data[__i * _M_stride]; }
- size_t size() const { return _M_size; }
+ typedef _Tp value_type;
+
+ _SBase (_Array<_Tp> __a, const slice& __s)
+ : _M_array (__a._M_data+__s.start()), _M_size (__s.size()),
+ _M_stride (__s.stride()) {}
+
+ value_type
+ operator[] (size_t __i) const
+ { return _M_array._M_data[__i * _M_stride]; }
+
+ size_t
+ size() const
+ { return _M_size; }
private:
- const _Array<_Tp> _M_array;
- const size_t _M_size;
- const size_t _M_stride;
+ const _Array<_Tp> _M_array;
+ const size_t _M_size;
+ const size_t _M_stride;
};
- template<class _Dom> struct _SClos<_Expr,_Dom> : _SBase<_Dom> {
- typedef _SBase<_Dom> _Base;
- typedef typename _Base::value_type value_type;
-
- _SClos (const _Dom& __e, const slice& __s) : _Base (__e, __s) {}
+ template<class _Dom>
+ struct _SClos<_Expr, _Dom>
+ : _SBase<_Dom>
+ {
+ typedef _SBase<_Dom> _Base;
+ typedef typename _Base::value_type value_type;
+
+ _SClos (const _Dom& __e, const slice& __s) : _Base (__e, __s) {}
};
- template<typename _Tp>
- struct _SClos<_ValArray,_Tp> : _SBase<_Array<_Tp> > {
- typedef _SBase<_Array<_Tp> > _Base;
- typedef _Tp value_type;
-
- _SClos (_Array<_Tp> __a, const slice& __s) : _Base (__a, __s) {}
+ template<typename _Tp>
+ struct _SClos<_ValArray, _Tp>
+ : _SBase<_Array<_Tp> >
+ {
+ typedef _SBase<_Array<_Tp> > _Base;
+ typedef _Tp value_type;
+
+ _SClos (_Array<_Tp> __a, const slice& __s) : _Base (__a, __s) {}
};
-} // std::
-
+_GLIBCXX_END_NAMESPACE_VERSION
+} // namespace
#endif /* _CPP_VALARRAY_BEFORE_H */
-
-// Local Variables:
-// mode:c++
-// End:
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