Q7

Namespaces
namespace	inner
namespace	arm_cmsis_dsp::inner

Data Structures
struct	number_traits< Q7 >
	Q7 features. More...
struct	vector_traits< Q7, 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 description when no vector architecture. More...
struct	number_traits< Q7 >
	Q7 features. More...
struct	vector_traits< Q7, 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 description when no vector architecture. More...

Description

---

Data Structure Documentation

number_traits< Q7 >

struct number_traits< Q7 >

Q7 features.

Public Types
typedef Q< 17, 14 >	accumulator
	Accumulator datatype.
typedef Q7	compute_type
	Compute type.
typedef Q7	display_type
	Display type for printf.
Static Public Member Functions
static constexpr Q7	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 Q7 one ( )

inlinestaticconstexpr

One value.

Returns

One value in Q7

vector_traits< Q7, 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< Q7, 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< Q7, 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 description when no vector architecture.

Template Parameters

arch	Current architecture

Public Types
typedef Q7	type
	Current datatype.
typedef type::value_type	storage_type
	Storage datatype (int8_t)
typedef bool	vector
	Dummy datatype when no vector instructions.
typedef bool	temp_accumulator
	Dummy datatype when no vector instructions.
typedef uint32_t	predicate_t
	Dummy datatype when no vector instructions.
Static Public Attributes
static constexpr bool	has_vector = false
	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
	No predicated loop.
static constexpr int	nb_lanes = 1
	Number of lanes.

arm_cmsis_dsp::number_traits< Q7 >

struct arm_cmsis_dsp::number_traits< Q7 >

Q7 features.

Public Types
typedef Q< 17, 14 >	accumulator
	Accumulator datatype.
typedef Q7	compute_type
	Compute type.
typedef Q7	display_type
	Display type for printf.
Static Public Member Functions
static constexpr Q7	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 Q7 one ( )

inlinestaticconstexpr

One value.

Returns

One value in Q7

arm_cmsis_dsp::vector_traits< Q7, 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 arm_cmsis_dsp::vector_traits< Q7, 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 arm_cmsis_dsp::vector_traits< Q7, 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 description when no vector architecture.

Template Parameters

arch	Current architecture

Public Types
typedef Q7	type
	Current datatype.
typedef type::value_type	storage_type
	Storage datatype (int8_t)
typedef bool	vector
	Dummy datatype when no vector instructions.
typedef bool	temp_accumulator
	Dummy datatype when no vector instructions.
typedef uint32_t	predicate_t
	Dummy datatype when no vector instructions.
typedef Q7	type
	Scalar datatype.
typedef Q7	storage_type
	Storage type (for instance for Q15 scalar the storage is int16_t)
Static Public Attributes
static constexpr bool	has_vector = false
	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
	No predicated loop.
static constexpr int	nb_lanes = 1
	Number of lanes.
static constexpr bool	has_vector
	True if scalar type has a related vector type.
static constexpr bool	is_float
	True if scalar type is a float (half, float or double)
static constexpr bool	is_fixed
	True if scalar type is fixed point.