Q15

Namespaces
namespace	inner

Data Structures
struct	number_traits< Q15 >
	Q15 features. More...
struct	vector_traits< Q15, arch, typename std::enable_if<!std::is_base_of< Helium, arch >::value &&!std::is_base_of< Neon, arch >::value &&!std::is_base_of< DSP, arch >::value >::type >
	Vector features for Q15 when no vector architecture. More...

Description

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Data Structure Documentation

number_traits< Q15 >

struct number_traits< Q15 >

Q15 features.

Public Types
typedef Q< 33, 30 >	accumulator
	Accumulator datatype.
typedef Q15	compute_type
	Compute type.
Static Public Member Functions
static constexpr Q15	one ()
	One value.
Static Public Attributes
static constexpr bool	is_float = false
	Is not float.
static constexpr bool	is_fixed = true
	Is fixed point.

Member Function Documentation

one()

static constexpr Q15 one ( )

inlinestaticconstexpr

One value.

Returns

One value in Q15

vector_traits< Q15, arch, typename std::enable_if<!std::is_base_of< Helium, arch >::value &&!std::is_base_of< Neon, arch >::value &&!std::is_base_of< DSP, arch >::value >::type >

struct vector_traits< Q15, arch, typename std::enable_if<!std::is_base_of< Helium, arch >::value &&!std::is_base_of< Neon, arch >::value &&!std::is_base_of< DSP, arch >::value >::type >

template<typename arch>
struct vector_traits< Q15, arch, typename std::enable_if<!std::is_base_of< Helium, arch >::value &&!std::is_base_of< Neon, arch >::value &&!std::is_base_of< DSP, arch >::value >::type >

Vector features for Q15 when no vector architecture.

Template Parameters

arch	Current architecture

Public Types
typedef Q15	type
	Compute type.
typedef type::value_type	storage_type
	Storage datatype (int16_t)
typedef bool	vector
	Dummy type when no vector instructions.
typedef bool	temp_accumulator
	Dummy type when no vector instructions.
typedef uint32_t	predicate_t
	Dummy type when no vector instructions.
Static Public Attributes
static constexpr bool	has_vector = false
	Has no vector instructions.
static constexpr bool	is_float = false
	Is not float.
static constexpr bool	is_fixed = true
	Is fixed point.
static constexpr bool	has_predicate = false
	Has no predicated loop.