Vc  1.3.2-dev
SIMD Vector Classes for C++
aliasingentryhelper.h
1 /* This file is part of the Vc library. {{{
2 Copyright © 2010-2015 Matthias Kretz <kretz@kde.org>
3 
4 Redistribution and use in source and binary forms, with or without
5 modification, are permitted provided that the following conditions are met:
6  * Redistributions of source code must retain the above copyright
7  notice, this list of conditions and the following disclaimer.
8  * Redistributions in binary form must reproduce the above copyright
9  notice, this list of conditions and the following disclaimer in the
10  documentation and/or other materials provided with the distribution.
11  * Neither the names of contributing organizations nor the
12  names of its contributors may be used to endorse or promote products
13  derived from this software without specific prior written permission.
14 
15 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
16 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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26 }}}*/
27 
28 #ifndef VC_COMMON_ALIASINGENTRYHELPER_H_
29 #define VC_COMMON_ALIASINGENTRYHELPER_H_
30 
31 #include "macros.h"
32 
33 namespace Vc_VERSIONED_NAMESPACE
34 {
35 namespace Common
36 {
37 
38 template<class StorageType> class AliasingEntryHelper
39 {
40  private:
41  typedef typename StorageType::EntryType T;
42 #ifdef Vc_ICC
43  StorageType *const m_storage;
44  const int m_index;
45  public:
46  Vc_ALWAYS_INLINE AliasingEntryHelper(StorageType *d, int index) : m_storage(d), m_index(index) {}
47  Vc_ALWAYS_INLINE AliasingEntryHelper(const AliasingEntryHelper &) = default;
48  Vc_ALWAYS_INLINE AliasingEntryHelper(AliasingEntryHelper &&) = default;
49  Vc_ALWAYS_INLINE AliasingEntryHelper &operator=(const AliasingEntryHelper &rhs) {
50  m_storage->assign(m_index, rhs);
51  return *this;
52  }
53 
54  Vc_ALWAYS_INLINE AliasingEntryHelper &operator =(T x) { m_storage->assign(m_index, x); return *this; }
55  Vc_ALWAYS_INLINE AliasingEntryHelper &operator +=(T x) { m_storage->assign(m_index, m_storage->m(m_index) + x); return *this; }
56  Vc_ALWAYS_INLINE AliasingEntryHelper &operator -=(T x) { m_storage->assign(m_index, m_storage->m(m_index) - x); return *this; }
57  Vc_ALWAYS_INLINE AliasingEntryHelper &operator /=(T x) { m_storage->assign(m_index, m_storage->m(m_index) / x); return *this; }
58  Vc_ALWAYS_INLINE AliasingEntryHelper &operator *=(T x) { m_storage->assign(m_index, m_storage->m(m_index) * x); return *this; }
59  Vc_ALWAYS_INLINE AliasingEntryHelper &operator |=(T x) { m_storage->assign(m_index, m_storage->m(m_index) | x); return *this; }
60  Vc_ALWAYS_INLINE AliasingEntryHelper &operator &=(T x) { m_storage->assign(m_index, m_storage->m(m_index) & x); return *this; }
61  Vc_ALWAYS_INLINE AliasingEntryHelper &operator ^=(T x) { m_storage->assign(m_index, m_storage->m(m_index) ^ x); return *this; }
62  Vc_ALWAYS_INLINE AliasingEntryHelper &operator %=(T x) { m_storage->assign(m_index, m_storage->m(m_index) % x); return *this; }
63  Vc_ALWAYS_INLINE AliasingEntryHelper &operator<<=(T x) { m_storage->assign(m_index, m_storage->m(m_index)<< x); return *this; }
64  Vc_ALWAYS_INLINE AliasingEntryHelper &operator>>=(T x) { m_storage->assign(m_index, m_storage->m(m_index)>> x); return *this; }
65 #define m_data m_storage->read(m_index)
66 #else
67  typedef T A Vc_MAY_ALIAS;
68  A &m_data;
69  public:
70  template<typename T2>
71  Vc_ALWAYS_INLINE AliasingEntryHelper(T2 &d) : m_data(reinterpret_cast<A &>(d)) {}
72 
73  Vc_ALWAYS_INLINE AliasingEntryHelper(A &d) : m_data(d) {}
74  Vc_ALWAYS_INLINE AliasingEntryHelper &operator=(const AliasingEntryHelper &rhs) {
75  m_data = rhs.m_data;
76  return *this;
77  }
78 
79  Vc_ALWAYS_INLINE AliasingEntryHelper &operator =(T x) { m_data = x; return *this; }
80  Vc_ALWAYS_INLINE AliasingEntryHelper &operator+=(T x) { m_data += x; return *this; }
81  Vc_ALWAYS_INLINE AliasingEntryHelper &operator-=(T x) { m_data -= x; return *this; }
82  Vc_ALWAYS_INLINE AliasingEntryHelper &operator/=(T x) { m_data /= x; return *this; }
83  Vc_ALWAYS_INLINE AliasingEntryHelper &operator*=(T x) { m_data *= x; return *this; }
84  Vc_ALWAYS_INLINE AliasingEntryHelper &operator|=(T x) { m_data |= x; return *this; }
85  Vc_ALWAYS_INLINE AliasingEntryHelper &operator&=(T x) { m_data &= x; return *this; }
86  Vc_ALWAYS_INLINE AliasingEntryHelper &operator^=(T x) { m_data ^= x; return *this; }
87  Vc_ALWAYS_INLINE AliasingEntryHelper &operator%=(T x) { m_data %= x; return *this; }
88  Vc_ALWAYS_INLINE AliasingEntryHelper &operator<<=(T x) { m_data <<= x; return *this; }
89  Vc_ALWAYS_INLINE AliasingEntryHelper &operator>>=(T x) { m_data >>= x; return *this; }
90 #endif
91 
92  Vc_ALWAYS_INLINE Vc_PURE operator const T() const { return m_data; }
93 
94  Vc_ALWAYS_INLINE Vc_PURE bool operator==(T x) const { return static_cast<T>(m_data) == x; }
95  Vc_ALWAYS_INLINE Vc_PURE bool operator!=(T x) const { return static_cast<T>(m_data) != x; }
96  Vc_ALWAYS_INLINE Vc_PURE bool operator<=(T x) const { return static_cast<T>(m_data) <= x; }
97  Vc_ALWAYS_INLINE Vc_PURE bool operator>=(T x) const { return static_cast<T>(m_data) >= x; }
98  Vc_ALWAYS_INLINE Vc_PURE bool operator< (T x) const { return static_cast<T>(m_data) < x; }
99  Vc_ALWAYS_INLINE Vc_PURE bool operator> (T x) const { return static_cast<T>(m_data) > x; }
100 
101  Vc_ALWAYS_INLINE Vc_PURE T operator-() const { return -static_cast<T>(m_data); }
102  Vc_ALWAYS_INLINE Vc_PURE T operator~() const { return ~static_cast<T>(m_data); }
103  Vc_ALWAYS_INLINE Vc_PURE T operator+(T x) const { return static_cast<T>(m_data) + x; }
104  Vc_ALWAYS_INLINE Vc_PURE T operator-(T x) const { return static_cast<T>(m_data) - x; }
105  Vc_ALWAYS_INLINE Vc_PURE T operator/(T x) const { return static_cast<T>(m_data) / x; }
106  Vc_ALWAYS_INLINE Vc_PURE T operator*(T x) const { return static_cast<T>(m_data) * x; }
107  Vc_ALWAYS_INLINE Vc_PURE T operator|(T x) const { return static_cast<T>(m_data) | x; }
108  Vc_ALWAYS_INLINE Vc_PURE T operator&(T x) const { return static_cast<T>(m_data) & x; }
109  Vc_ALWAYS_INLINE Vc_PURE T operator^(T x) const { return static_cast<T>(m_data) ^ x; }
110  Vc_ALWAYS_INLINE Vc_PURE T operator%(T x) const { return static_cast<T>(m_data) % x; }
111  //T operator<<(T x) const { return static_cast<T>(m_data) << x; }
112  //T operator>>(T x) const { return static_cast<T>(m_data) >> x; }
113 #ifdef m_data
114 #undef m_data
115 #endif
116 };
117 
118 } // namespace Common
119 } // namespace Vc
120 
121 #endif // VC_COMMON_ALIASINGENTRYHELPER_H_
Vc::operator|
result_vector_type< L, R > operator|(L &&lhs, R &&rhs)
Applies | component-wise and concurrently.
Definition: simdarray.h:1612
Vc::operator^
result_vector_type< L, R > operator^(L &&lhs, R &&rhs)
Applies ^ component-wise and concurrently.
Definition: simdarray.h:1612
Vc::operator/
result_vector_type< L, R > operator/(L &&lhs, R &&rhs)
Applies / component-wise and concurrently.
Definition: simdarray.h:1611
Vc::operator-
result_vector_type< L, R > operator-(L &&lhs, R &&rhs)
Applies - component-wise and concurrently.
Definition: simdarray.h:1611
Vc::operator!=
result_vector_type< L, R >::mask_type operator!=(L &&lhs, R &&rhs)
Applies != component-wise and concurrently.
Definition: simdarray.h:1642
Vc::operator*
result_vector_type< L, R > operator*(L &&lhs, R &&rhs)
Applies * component-wise and concurrently.
Definition: simdarray.h:1611
Vc::operator==
result_vector_type< L, R >::mask_type operator==(L &&lhs, R &&rhs)
Applies == component-wise and concurrently.
Definition: simdarray.h:1642
Vc::operator<
result_vector_type< L, R >::mask_type operator<(L &&lhs, R &&rhs)
Applies < component-wise and concurrently.
Definition: simdarray.h:1642
Vc::operator+
result_vector_type< L, R > operator+(L &&lhs, R &&rhs)
Applies + component-wise and concurrently.
Definition: simdarray.h:1611
Vc::operator%
result_vector_type< L, R > operator%(L &&lhs, R &&rhs)
Applies % component-wise and concurrently.
Definition: simdarray.h:1611
Vc::operator&
result_vector_type< L, R > operator&(L &&lhs, R &&rhs)
Applies & component-wise and concurrently.
Definition: simdarray.h:1612
Vc::operator<=
result_vector_type< L, R >::mask_type operator<=(L &&lhs, R &&rhs)
Applies <= component-wise and concurrently.
Definition: simdarray.h:1642
Vc::operator>=
result_vector_type< L, R >::mask_type operator>=(L &&lhs, R &&rhs)
Applies >= component-wise and concurrently.
Definition: simdarray.h:1642
Vc::operator>
result_vector_type< L, R >::mask_type operator>(L &&lhs, R &&rhs)
Applies > component-wise and concurrently.
Definition: simdarray.h:1642