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Minor layout changes

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John Wellbelove 2017-01-31 21:09:20 +00:00
parent 37efd986de
commit 23d248e0ac
1 changed files with 44 additions and 44 deletions
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88
src/largest.h
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@ -38,24 +38,24 @@ SOFTWARE.
namespace etl
{
//***************************************************************************
/// Template to determine the largest type and size.
//***************************************************************************
/// Template to determine the largest type and size.
/// Supports up to 16 types.
/// Defines 'value_type' which is the type of the largest parameter.
/// Defines 'size' which is the size of the largest parameter.
/// Defines 'value_type' which is the type of the largest parameter.
/// Defines 'size' which is the size of the largest parameter.
///\ingroup largest
//***************************************************************************
template <typename T1, typename T2 = void, typename T3 = void, typename T4 = void,
typename T5 = void, typename T6 = void, typename T7 = void, typename T8 = void,
typename T9 = void, typename T10 = void, typename T11 = void, typename T12 = void,
typename T13 = void, typename T14 = void, typename T15 = void, typename T16 = void>
struct largest_type
{
private:
//***************************************************************************
template <typename T1, typename T2 = void, typename T3 = void, typename T4 = void,
typename T5 = void, typename T6 = void, typename T7 = void, typename T8 = void,
typename T9 = void, typename T10 = void, typename T11 = void, typename T12 = void,
typename T13 = void, typename T14 = void, typename T15 = void, typename T16 = void>
struct largest_type
{
private:
// Declaration.
template <const bool Boolean, typename TrueType, typename FalseType>
struct choose_type;
template <const bool Boolean, typename TrueType, typename FalseType>
struct choose_type;
// Specialisation for 'true'.
// Defines 'type' as 'TrueType'.
@ -65,49 +65,49 @@ namespace etl
typedef TrueType type;
};
// Specialisation for 'false'.
// Specialisation for 'false'.
// Defines 'type' as 'FalseType'.
template <typename TrueType, typename FalseType>
struct choose_type<false, TrueType, FalseType>
{
{
typedef FalseType type;
};
};
public:
public:
// Define 'largest_other' as 'largest_type' with all but the first parameter.
typedef typename largest_type<T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16>::type largest_other;
// Define 'largest_other' as 'largest_type' with all but the first parameter.
typedef typename largest_type<T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16>::type largest_other;
// Set 'type' to be the largest of the first parameter and any of the others.
// Set 'type' to be the largest of the first parameter and any of the others.
// This is recursive.
typedef typename choose_type<(sizeof(T1) > sizeof(largest_other)), // Boolean
T1, // TrueType
largest_other> // FalseType
::type type; // The largest type of the two.
T1, // TrueType
largest_other> // FalseType
::type type; // The largest type of the two.
// The size of the largest type.
enum
{
size = sizeof(type)
};
};
// The size of the largest type.
enum
{
size = sizeof(type)
};
};
//***************************************************************************
// Specialisation for one template parameter.
//***************************************************************************
template <typename T1>
struct largest_type<T1, void, void, void,
void, void, void, void,
void, void, void, void,
void, void, void, void>
{
typedef T1 type;
// Specialisation for one template parameter.
//***************************************************************************
template <typename T1>
struct largest_type<T1, void, void, void,
void, void, void, void,
void, void, void, void,
void, void, void, void>
{
typedef T1 type;
enum
{
size = sizeof(type)
};
};
enum
{
size = sizeof(type)
};
};
//***************************************************************************
/// Template to determine the largest alignment.