data representation and operations on a vector of 4 signed short. More...

#include <sse4.h>

Public Member Functions
	svec ()
	Default constructor. More...

	svec (__m128i vv)
	For internal use only. More...

	svec (int16_t a, int16_t b, int16_t c, int16_t d)
	Constructor. More...

	svec (int16_t a)
	Constructor. More...

int16_t &	operator[] (int index)
	operator [] to set or get the vector element specified by index. More...

const int16_t	operator[] (int index) const

svec< 4,bool >	operator== (svec< 4, int16_t > a)
	Element-wise compare equal, return a bool vector, e.g., "a == b" *. More...

svec< 4,bool >	operator!= (svec< 4, int16_t > a)
	Element-wise compare not equal, return a bool vector. E.g. "a != b" *. More...

svec< 4,bool >	operator< (svec< 4, int16_t > a)
	Element-wise compare less than, return a bool vector. E.g. "a < b" *. More...

svec< 4,bool >	operator<= (svec< 4, int16_t > a)
	Element-wise compare less equal, return a bool vector. E.g. "a <= b" *. More...

svec< 4,bool >	operator> (svec< 4, int16_t > a)
	Element-wise compare greater than, return a bool vector. E.g. "a > b" *. More...

svec< 4,bool >	operator>= (svec< 4, int16_t > a)
	Element-wise compare greater equal, return a bool vector. E.g. "a >= b" *. More...

svec< 4, int16_t >	operator- ()
	get the neg value, return a VTYPE vector. E.g. "-a" More...

int16_t	reduce_add ()
	Get the sum of all the element values in the vector. return a int16_t scalar. More...

int16_t	reduce_max ()
	Get the max value of all the element values in the vector. return a int16_t scalar. More...

int16_t	reduce_min ()
	Get the min value of all the element values in the vector. return a int16_t scalar. More...

svec< 4, int16_t >	operator+ (svec< 4, int16_t > a)
	Add two vectors. More...

svec< 4, int16_t >	operator+ (int16_t s)
	Add a vector and a scalar. More...

svec< 4, int16_t >	operator- (svec< 4, int16_t > a)
	Sub two vectors. More...

svec< 4, int16_t >	operator- (int16_t s)
	Sub a vector and a scalar. More...

svec< 4, int16_t >	operator* (svec< 4, int16_t > a)
	Multiply two vectors. More...

svec< 4, int16_t >	operator* (int16_t s)
	Multiply a vector and a scalar. More...

svec< 4, int16_t >	operator/ (svec< 4, int16_t > a)
	Divide a vector by a vector. More...

svec< 4, int16_t >	operator/ (int16_t s)
	Divide a vector by a scalar. More...

void	store (svec< 4, int16_t > *p)
	Store the vector to address p. More...

void	masked_store (svec< 4, int16_t > *p, svec< 4, bool > mask)
	Store the vector element's value to pointer p if the mask element is true. More...

void	scatter (svec< 4, void * > ptrs, svec< 4, bool > mask)
	Scatter the vector's elements to the locations pointed by the vector ptrs if the mask element is true. More...

void	scatter_base_offsets (int16_t *b, uint32_t scale, svec< 4, int32_t > offsets, svec< 4, bool > mask)
	Scatter the vector's elements to the addresses ((char)b + scale offsets) if the mask element is true. More...

void	scatter_base_offsets (int16_t *b, uint32_t scale, svec< 4, int64_t > offsets, svec< 4, bool > mask)
	Scatter the vector's elements to the addresses ((char)b + scale offsets) if the mask element is true. More...

void	scatter_stride (int16_t *b, int32_t off, int32_t stride)
	Scatter the vector's elements to the addresses (b+off, b++off+stride, b+off+2stride, b+off+3step). More...

void	scatter_stride (int16_t *b, int64_t off, int64_t stride)
	Scatter the vector's elements to the addresses (b+off, b++off+stride, b+off+2stride, b+off+3step). More...

svec< 4, int16_t >	broadcast (int32_t index)
	Return a new vector by setting all the elements of the new vector with this vector's index element. More...

svec< 4, int16_t >	rotate (int32_t index)
	Return a new vector by rotate this vector's elements. e.g. newVec[i] = thisVec[i+index]. More...

svec< 4, int16_t >	shuffle (svec< 4, int32_t > index)
	Return a new vector by shuffle this vector's elements with index vector e.g. newVec[i] = thisVec[index[i]]. More...

svec< 4, int16_t >	abs ()
	Return a new vector of the vector's abs value. More...

svec< 4, int16_t >	operator\| (svec< 4, int16_t > a)
	Or operator. E.g. "a \| b". More...

svec< 4, int16_t >	operator& (svec< 4, int16_t > a)
	And operator. E.g. "a & b". More...

svec< 4, int16_t >	operator^ (svec< 4, int16_t > a)
	Xor operator. E.g. "a ^ b". More...

svec< 4, int16_t >	operator<< (svec< 4, uint16_t > a)
	Left shift operator. E.g. "a << b".The b must be unsigned vector. More...

svec< 4, int16_t >	operator<< (int32_t s)
	Left shift operator by a scalar. E.g. "a << 5". More...

svec< 4, int16_t >	operator>> (svec< 4, uint16_t > a)
	Right shift operator. E.g. "a >> b".The b must be unsigned vector. More...

svec< 4, int16_t >	operator>> (int32_t s)
	Right shift operator by a scalar. E.g. "a >> 5". More...

svec< 4, int16_t >	operator% (svec< 4, int16_t > a)
	Remainder operator on a vector. E.g. "a % b". More...

svec< 4, int16_t >	operator% (int16_t s)
	Remainder operator on a scalar. E.g. "a % 5". More...

Static Public Member Functions
static svec< 4, int16_t >	load (svec< 4, int16_t > *p)
	load the vector from the pointer p More...

static svec< 4, int16_t >	masked_load (svec< 4, int16_t > *p, svec< 4, bool > mask)
	Return a new vector by only loading the value from the pointer p if the mask element is true. More...

static svec< 4, int16_t >	load_const (const int16_t *p)
	Construct a vector by loading a scalar value from pointer p, and splat it to all the elements in the vector. More...

static svec< 4, int16_t >	load_and_splat (int16_t *p)
	Construct a vector by loading a scalar value from pointer p, and splat it to all the elements in the vector. More...

static svec< 4, int16_t >	gather (svec< 4, void * > ptrs, svec< 4, bool > mask)
	Gather the elements pointed by the vector ptrs if the mask element is true, and return a vector. More...

static svec< 4, int16_t >	gather_base_offsets (int16_t *b, uint32_t scale, svec< 4, int32_t > offsets, svec< 4, bool > mask)
	Gather the elements pointed by calculating the addresses ((char)b + scale offsets) if the mask element is true, and return a vector. More...

static svec< 4, int16_t >	gather_base_offsets (int16_t *b, uint32_t scale, svec< 4, int64_t > offsets, svec< 4, bool > mask)
	Gather the elements pointed by calculating the addresses ((char)b + scale offsets) if the mask element is true, and return a vector. More...

static svec< 4, int16_t >	gather_stride (int16_t *b, int32_t off, int32_t stride)
	Gather the elements pointed by (b+off, b++off+stride, b+off+2stride, b+off+3step). More...

static svec< 4, int16_t >	gather_stride (int16_t *b, int64_t off, int64_t stride)
	Gather the elements pointed by (b+off, b++off+stride, b+off+2stride, b+off+3step). More...

Public Attributes
__m128i	v

Friends
std::ostream &	operator<< (std::ostream &out, const svec< 4, int16_t > &v)

Detailed Description

template<>
struct sse::svec< 4, int16_t >

data representation and operations on a vector of 4 signed short.

Constructor & Destructor Documentation

sse::svec< 4, int16_t >::svec ( )

Default constructor.

Returns: a vector of 4 undefined signed short.

sse::svec< 4, int16_t >::svec ( __m128i vv )

For internal use only.

Parameters

vv	a __m128i.

Returns: a signed short vector, whose value is from the vv.

sse::svec< 4, int16_t >::svec	(	int16_t	a,
		int16_t	b,
		int16_t	c,
		int16_t	d
	)

Constructor.

Returns: a vector of 4 signed short: {a,b,c,d}.

sse::svec< 4, int16_t >::svec ( int16_t a )

Constructor.

Parameters

a	a signed short

Returns: a vector of 4 signed short: {a,a,a,a}.

Member Function Documentation

svec< 4, int16_t > sse::svec< 4, int16_t >::abs ( )

Return a new vector of the vector's abs value.

svec< 4, int16_t > sse::svec< 4, int16_t >::broadcast ( int32_t index )

Return a new vector by setting all the elements of the new vector with this vector's index element.

svec< 4, int16_t > sse::svec< 4, int16_t >::gather	(	svec< 4, void * >	ptrs,
		svec< 4, bool >	mask
	)

static

Gather the elements pointed by the vector ptrs if the mask element is true, and return a vector.

svec< 4, int16_t > sse::svec< 4, int16_t >::gather_base_offsets	(	int16_t *	b,
		uint32_t	scale,
		svec< 4, int32_t >	offsets,
		svec< 4, bool >	mask
	)

static

Gather the elements pointed by calculating the addresses ((char*)b + scale * offsets) if the mask element is true, and return a vector.

svec< 4, int16_t > sse::svec< 4, int16_t >::gather_base_offsets	(	int16_t *	b,
		uint32_t	scale,
		svec< 4, int64_t >	offsets,
		svec< 4, bool >	mask
	)

static

Gather the elements pointed by calculating the addresses ((char*)b + scale * offsets) if the mask element is true, and return a vector.

svec< 4, int16_t > sse::svec< 4, int16_t >::gather_stride	(	int16_t *	b,
		int32_t	off,
		int32_t	stride
	)

static

Gather the elements pointed by (b+off, b++off+stride, b+off+2*stride, b+off+3*step).

svec< 4, int16_t > sse::svec< 4, int16_t >::gather_stride	(	int16_t *	b,
		int64_t	off,
		int64_t	stride
	)

static

Gather the elements pointed by (b+off, b++off+stride, b+off+2*stride, b+off+3*step).

svec< 4, int16_t > sse::svec< 4, int16_t >::load ( svec< 4, int16_t > * p )

static

load the vector from the pointer p

Parameters

[in] p load address

Note: p does not have to be aligned

Returns: no return value. This vector is updated with value loaded from p.

svec< 4, int16_t > sse::svec< 4, int16_t >::load_and_splat ( int16_t * p )

static

Construct a vector by loading a scalar value from pointer p, and splat it to all the elements in the vector.

svec< 4, int16_t > sse::svec< 4, int16_t >::load_const ( const int16_t * p )

static

Construct a vector by loading a scalar value from pointer p, and splat it to all the elements in the vector.

svec< 4, int16_t > sse::svec< 4, int16_t >::masked_load	(	svec< 4, int16_t > *	p,
		svec< 4, bool >	mask
	)

static

Return a new vector by only loading the value from the pointer p if the mask element is true.

void sse::svec< 4, int16_t >::masked_store	(	svec< 4, int16_t > *	p,
		svec< 4, bool >	mask
	)

Store the vector element's value to pointer p if the mask element is true.

svec< 4,bool > sse::svec< 4, int16_t >::operator!= ( svec< 4, int16_t > a )

Element-wise compare not equal, return a bool vector. E.g. "a != b" *.

Parameters

[in] a a vector *

Returns
the result of compare not equal as a boolean vector.

svec< 4, int16_t > sse::svec< 4, int16_t >::operator% ( svec< 4, int16_t > a )

Remainder operator on a vector. E.g. "a % b".

svec< 4, int16_t > sse::svec< 4, int16_t >::operator% ( int16_t s )

Remainder operator on a scalar. E.g. "a % 5".

svec< 4, int16_t > sse::svec< 4, int16_t >::operator& ( svec< 4, int16_t > a )

And operator. E.g. "a & b".

svec< 4, int16_t > sse::svec< 4, int16_t >::operator* ( int16_t s )

Multiply a vector and a scalar.

svec< 4, int16_t > sse::svec< 4, int16_t >::operator* ( svec< 4, int16_t > a )

Multiply two vectors.

svec< 4, int16_t > sse::svec< 4, int16_t >::operator+ ( svec< 4, int16_t > a )

Add two vectors.

svec< 4, int16_t > sse::svec< 4, int16_t >::operator+ ( int16_t s )

Add a vector and a scalar.

svec< 4, int16_t > sse::svec< 4, int16_t >::operator- ( int16_t s )

Sub a vector and a scalar.

svec< 4, int16_t > sse::svec< 4, int16_t >::operator- ( )

get the neg value, return a VTYPE vector. E.g. "-a"

svec< 4, int16_t > sse::svec< 4, int16_t >::operator- ( svec< 4, int16_t > a )

Sub two vectors.

svec< 4, int16_t > sse::svec< 4, int16_t >::operator/ ( svec< 4, int16_t > a )

Divide a vector by a vector.

svec< 4, int16_t > sse::svec< 4, int16_t >::operator/ ( int16_t s )

Divide a vector by a scalar.

svec< 4,bool > sse::svec< 4, int16_t >::operator< ( svec< 4, int16_t > a )

Element-wise compare less than, return a bool vector. E.g. "a < b" *.

Parameters

[in] a a vector *

Returns
the result of compare less than as a boolean vector.

svec< 4, int16_t > sse::svec< 4, int16_t >::operator<< ( int32_t s )

Left shift operator by a scalar. E.g. "a << 5".

svec< 4, int16_t > sse::svec< 4, int16_t >::operator<< ( svec< 4, uint16_t > a )

Left shift operator. E.g. "a << b".The b must be unsigned vector.

svec< 4,bool > sse::svec< 4, int16_t >::operator<= ( svec< 4, int16_t > a )

Element-wise compare less equal, return a bool vector. E.g. "a <= b" *.

Parameters

[in] a a vector *

Returns
the result of compare less equal as a boolean vector.

svec< 4,bool > sse::svec< 4, int16_t >::operator== ( svec< 4, int16_t > a )

Element-wise compare equal, return a bool vector, e.g., "a == b" *.

Parameters

[in] a a vector *

Returns
the result of compare equal as a boolean vector.

svec< 4,bool > sse::svec< 4, int16_t >::operator> ( svec< 4, int16_t > a )

Element-wise compare greater than, return a bool vector. E.g. "a > b" *.

Parameters

[in] a a vector *

Returns
the result of compare greater than as a boolean vector.

svec< 4,bool > sse::svec< 4, int16_t >::operator>= ( svec< 4, int16_t > a )

Element-wise compare greater equal, return a bool vector. E.g. "a >= b" *.

Parameters

[in] a a vector *

Returns
the result of compare greater equal as a boolean vector.

svec< 4, int16_t > sse::svec< 4, int16_t >::operator>> ( svec< 4, uint16_t > a )

Right shift operator. E.g. "a >> b".The b must be unsigned vector.

svec< 4, int16_t > sse::svec< 4, int16_t >::operator>> ( int32_t s )

Right shift operator by a scalar. E.g. "a >> 5".

const int16_t sse::svec< 4, int16_t >::operator[] ( int index ) const

int16_t & sse::svec< 4, int16_t >::operator[] ( int index )

operator [] to set or get the vector element specified by index.

Parameters

index specifies the index of the element in the vector.

svec< 4, int16_t > sse::svec< 4, int16_t >::operator^ ( svec< 4, int16_t > a )

Xor operator. E.g. "a ^ b".

svec< 4, int16_t > sse::svec< 4, int16_t >::operator| ( svec< 4, int16_t > a )

Or operator. E.g. "a | b".

int16_t sse::svec< 4, int16_t >::reduce_add ( )

Get the sum of all the element values in the vector. return a int16_t scalar.

int16_t sse::svec< 4, int16_t >::reduce_max ( )

Get the max value of all the element values in the vector. return a int16_t scalar.

int16_t sse::svec< 4, int16_t >::reduce_min ( )

Get the min value of all the element values in the vector. return a int16_t scalar.

svec< 4, int16_t > sse::svec< 4, int16_t >::rotate ( int32_t index )

Return a new vector by rotate this vector's elements. e.g. newVec[i] = thisVec[i+index].

void sse::svec< 4, int16_t >::scatter	(	svec< 4, void * >	ptrs,
		svec< 4, bool >	mask
	)

Scatter the vector's elements to the locations pointed by the vector ptrs if the mask element is true.

void sse::svec< 4, int16_t >::scatter_base_offsets	(	int16_t *	b,
		uint32_t	scale,
		svec< 4, int32_t >	offsets,
		svec< 4, bool >	mask
	)

Scatter the vector's elements to the addresses ((char*)b + scale * offsets) if the mask element is true.

void sse::svec< 4, int16_t >::scatter_base_offsets	(	int16_t *	b,
		uint32_t	scale,
		svec< 4, int64_t >	offsets,
		svec< 4, bool >	mask
	)

Scatter the vector's elements to the addresses ((char*)b + scale * offsets) if the mask element is true.

void sse::svec< 4, int16_t >::scatter_stride	(	int16_t *	b,
		int32_t	off,
		int32_t	stride
	)

Scatter the vector's elements to the addresses (b+off, b++off+stride, b+off+2*stride, b+off+3*step).

void sse::svec< 4, int16_t >::scatter_stride	(	int16_t *	b,
		int64_t	off,
		int64_t	stride
	)

Scatter the vector's elements to the addresses (b+off, b++off+stride, b+off+2*stride, b+off+3*step).

svec< 4, int16_t > sse::svec< 4, int16_t >::shuffle ( svec< 4, int32_t > index )

Return a new vector by shuffle this vector's elements with index vector e.g. newVec[i] = thisVec[index[i]].

void sse::svec< 4, int16_t >::store ( svec< 4, int16_t > * p )

Store the vector to address p.

Parameters

[in] p store address

Note: p does not have to be aligned

Friends And Related Function Documentation

std::ostream& operator<<	(	std::ostream &	out,
		const svec< 4, int16_t > &	v
	)

friend

Member Data Documentation

__m128i sse::svec< 4, int16_t >::v

The documentation for this struct was generated from the following file:

/cygdrive/c/workspace/ibm-summer/generic_simd/include/sse4.h

Public Member Functions

Static Public Member Functions

Public Attributes

Friends

Detailed Description

template<> struct sse::svec< 4, int16_t >

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Member Data Documentation

template<>
struct sse::svec< 4, int16_t >