X buffer conjugation

Overview

32 bit complex by 16 bit complex using X buffer conjugation

Functions
v4cacc48	mac4_conj_sym_cn (v4cacc48 acc, v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex symetric conjugate multiply-accumulate intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer .
v4cacc48	mac4_conj_sym_cn (v4cacc48 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex symetric conjugate multiply-accumulate intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.
v4cacc48	mac4_conj_sym_cn (v4cacc48 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex symetric conjugate multiply-accumulate intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.
v4cacc48	msc4_conj_sym_cn (v4cacc48 acc, v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex symetric conjugate multiply-subtract intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer .
v4cacc48	msc4_conj_sym_cn (v4cacc48 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex symetric conjugate multiply-subtract intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.
v4cacc48	msc4_conj_sym_cn (v4cacc48 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex symetric conjugate multiply-subtract intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.
v4cacc48	mul4_conj_sym_cn (v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex symetric conjugate multiply intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer .
v4cacc48	mul4_conj_sym_cn (v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex symetric conjugate multiply intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.
v4cacc48	mul4_conj_sym_cn (v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex symetric conjugate multiply intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.
v4cacc48	negmul4_conj_sym_cn (v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex symetric conjugate multiply-negate intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer .
v4cacc48	negmul4_conj_sym_cn (v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex symetric conjugate multiply-negate intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.
v4cacc48	negmul4_conj_sym_cn (v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex symetric conjugate multiply-negate intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.

Function Documentation

v4cacc48 mac4_conj_sym_cn	(	v4cacc48	acc,
		v16cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex symetric conjugate multiply-accumulate intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer .

acc0 += (z00*cnj(x00) + cnj(z00)*cnj(y00))
acc1 += (z10*cnj(x10) + cnj(z10)*cnj(y10))
acc2 += (z20*cnj(x20) + cnj(z20)*cnj(y20))
acc3 += (z30*cnj(x30) + cnj(z30)*cnj(y30))

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint48 lanes)
xbuff	Input buffer of 16 elements of type cint32
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
zbuff	Input buffer of 8 elements of type cint16
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• The previous pseudocode is just a simplified representation of how the operation works, when computed internally it will be done using pre-adding
• For more information on how data selection works from the buffers go here. The data buffer and coefficient buffer in this intrinsic use the general scheme.
• Parameter 'zstart' must be a compile time constant.

v4cacc48 mac4_conj_sym_cn	(	v4cacc48	acc,
		v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex symetric conjugate multiply-accumulate intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.

acc0 += (z00*cnj(x00) + cnj(z00)*cnj(y00))
acc1 += (z10*cnj(x10) + cnj(z10)*cnj(y10))
acc2 += (z20*cnj(x20) + cnj(z20)*cnj(y20))
acc3 += (z30*cnj(x30) + cnj(z30)*cnj(y30))

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint48 lanes)
xbuff	Input buffer of 8 elements of type cint32
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
zbuff	Input buffer of 8 elements of type cint16
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• The previous pseudocode is just a simplified representation of how the operation works, when computed internally it will be done using pre-adding
• For more information on how data selection works from the buffers go here. The data buffer and coefficient buffer in this intrinsic use the general scheme.
• Parameter 'zstart' must be a compile time constant.

v4cacc48 mac4_conj_sym_cn	(	v4cacc48	acc,
		v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint32	ybuff,
		int	ystart,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex symetric conjugate multiply-accumulate intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.

acc0 += (z00*cnj(x00) + cnj(z00)*cnj(y00))
acc1 += (z10*cnj(x10) + cnj(z10)*cnj(y10))
acc2 += (z20*cnj(x20) + cnj(z20)*cnj(y20))
acc3 += (z30*cnj(x30) + cnj(z30)*cnj(y30))

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint48 lanes)
xbuff	Input buffer of 8 elements of type cint32
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to both x and y buffers. LSB apply to first lane
ybuff	Right input buffer of 8 elements of type cint32
ystart	Starting position offset applied to all lanes for input from Y buffer.
zbuff	Input buffer of 8 elements of type cint16
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• The previous pseudocode is just a simplified representation of how the operation works, when computed internally it will be done using pre-adding
• For more information on how data selection works from the buffers go here. The data buffer and coefficient buffer in this intrinsic use the general scheme.
• Parameter 'zstart' must be a compile time constant.

v4cacc48 msc4_conj_sym_cn	(	v4cacc48	acc,
		v16cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex symetric conjugate multiply-subtract intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer .

acc0 -= (z00*cnj(x00) + cnj(z00)*cnj(y00))
acc1 -= (z10*cnj(x10) + cnj(z10)*cnj(y10))
acc2 -= (z20*cnj(x20) + cnj(z20)*cnj(y20))
acc3 -= (z30*cnj(x30) + cnj(z30)*cnj(y30))

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint48 lanes)
xbuff	Input buffer of 16 elements of type cint32
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
zbuff	Input buffer of 8 elements of type cint16
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• The previous pseudocode is just a simplified representation of how the operation works, when computed internally it will be done using pre-adding
• For more information on how data selection works from the buffers go here. The data buffer and coefficient buffer in this intrinsic use the general scheme.
• Parameter 'zstart' must be a compile time constant.

v4cacc48 msc4_conj_sym_cn	(	v4cacc48	acc,
		v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex symetric conjugate multiply-subtract intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.

acc0 -= (z00*cnj(x00) + cnj(z00)*cnj(y00))
acc1 -= (z10*cnj(x10) + cnj(z10)*cnj(y10))
acc2 -= (z20*cnj(x20) + cnj(z20)*cnj(y20))
acc3 -= (z30*cnj(x30) + cnj(z30)*cnj(y30))

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint48 lanes)
xbuff	Input buffer of 8 elements of type cint32
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
zbuff	Input buffer of 8 elements of type cint16
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• The previous pseudocode is just a simplified representation of how the operation works, when computed internally it will be done using pre-adding
• For more information on how data selection works from the buffers go here. The data buffer and coefficient buffer in this intrinsic use the general scheme.
• Parameter 'zstart' must be a compile time constant.

v4cacc48 msc4_conj_sym_cn	(	v4cacc48	acc,
		v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint32	ybuff,
		int	ystart,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex symetric conjugate multiply-subtract intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.

acc0 -= (z00*cnj(x00) + cnj(z00)*cnj(y00))
acc1 -= (z10*cnj(x10) + cnj(z10)*cnj(y10))
acc2 -= (z20*cnj(x20) + cnj(z20)*cnj(y20))
acc3 -= (z30*cnj(x30) + cnj(z30)*cnj(y30))

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint48 lanes)
xbuff	Input buffer of 8 elements of type cint32
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to both x and y buffers. LSB apply to first lane
ybuff	Right input buffer of 8 elements of type cint32
ystart	Starting position offset applied to all lanes for input from Y buffer.
zbuff	Input buffer of 8 elements of type cint16
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• The previous pseudocode is just a simplified representation of how the operation works, when computed internally it will be done using pre-adding
• For more information on how data selection works from the buffers go here. The data buffer and coefficient buffer in this intrinsic use the general scheme.
• Parameter 'zstart' must be a compile time constant.

v4cacc48 mul4_conj_sym_cn	(	v16cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex symetric conjugate multiply intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer .

acc0 = (z00*cnj(x00) + cnj(z00)*cnj(y00))
acc1 = (z10*cnj(x10) + cnj(z10)*cnj(y10))
acc2 = (z20*cnj(x20) + cnj(z20)*cnj(y20))
acc3 = (z30*cnj(x30) + cnj(z30)*cnj(y30))

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

xbuff	Input buffer of 16 elements of type cint32
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
zbuff	Input buffer of 8 elements of type cint16
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• The previous pseudocode is just a simplified representation of how the operation works, when computed internally it will be done using pre-adding
• For more information on how data selection works from the buffers go here. The data buffer and coefficient buffer in this intrinsic use the general scheme.
• Parameter 'zstart' must be a compile time constant.

v4cacc48 mul4_conj_sym_cn	(	v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex symetric conjugate multiply intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.

acc0 = (z00*cnj(x00) + cnj(z00)*cnj(y00))
acc1 = (z10*cnj(x10) + cnj(z10)*cnj(y10))
acc2 = (z20*cnj(x20) + cnj(z20)*cnj(y20))
acc3 = (z30*cnj(x30) + cnj(z30)*cnj(y30))

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

xbuff	Input buffer of 8 elements of type cint32
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
zbuff	Input buffer of 8 elements of type cint16
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• The previous pseudocode is just a simplified representation of how the operation works, when computed internally it will be done using pre-adding
• For more information on how data selection works from the buffers go here. The data buffer and coefficient buffer in this intrinsic use the general scheme.
• Parameter 'zstart' must be a compile time constant.

v4cacc48 mul4_conj_sym_cn	(	v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint32	ybuff,
		int	ystart,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex symetric conjugate multiply intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.

acc0 = (z00*cnj(x00) + cnj(z00)*cnj(y00))
acc1 = (z10*cnj(x10) + cnj(z10)*cnj(y10))
acc2 = (z20*cnj(x20) + cnj(z20)*cnj(y20))
acc3 = (z30*cnj(x30) + cnj(z30)*cnj(y30))

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

xbuff	Input buffer of 8 elements of type cint32
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to both x and y buffers. LSB apply to first lane
ybuff	Right input buffer of 8 elements of type cint32
ystart	Starting position offset applied to all lanes for input from Y buffer.
zbuff	Input buffer of 8 elements of type cint16
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• The previous pseudocode is just a simplified representation of how the operation works, when computed internally it will be done using pre-adding
• For more information on how data selection works from the buffers go here. The data buffer and coefficient buffer in this intrinsic use the general scheme.
• Parameter 'zstart' must be a compile time constant.

v4cacc48 negmul4_conj_sym_cn	(	v16cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex symetric conjugate multiply-negate intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer .

acc0 = -( (z00*cnj(x00) + cnj(z00)*cnj(y00)) )
acc1 = -( (z10*cnj(x10) + cnj(z10)*cnj(y10)) )
acc2 = -( (z20*cnj(x20) + cnj(z20)*cnj(y20)) )
acc3 = -( (z30*cnj(x30) + cnj(z30)*cnj(y30)) )

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

xbuff	Input buffer of 16 elements of type cint32
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
zbuff	Input buffer of 8 elements of type cint16
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• The previous pseudocode is just a simplified representation of how the operation works, when computed internally it will be done using pre-adding
• For more information on how data selection works from the buffers go here. The data buffer and coefficient buffer in this intrinsic use the general scheme.
• Parameter 'zstart' must be a compile time constant.

v4cacc48 negmul4_conj_sym_cn	(	v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex symetric conjugate multiply-negate intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.

acc0 = -( (z00*cnj(x00) + cnj(z00)*cnj(y00)) )
acc1 = -( (z10*cnj(x10) + cnj(z10)*cnj(y10)) )
acc2 = -( (z20*cnj(x20) + cnj(z20)*cnj(y20)) )
acc3 = -( (z30*cnj(x30) + cnj(z30)*cnj(y30)) )

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

xbuff	Input buffer of 8 elements of type cint32
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
zbuff	Input buffer of 8 elements of type cint16
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• The previous pseudocode is just a simplified representation of how the operation works, when computed internally it will be done using pre-adding
• For more information on how data selection works from the buffers go here. The data buffer and coefficient buffer in this intrinsic use the general scheme.
• Parameter 'zstart' must be a compile time constant.

v4cacc48 negmul4_conj_sym_cn	(	v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint32	ybuff,
		int	ystart,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex symetric conjugate multiply-negate intrinsic function with x buffer conjugation after computing the selected lanes from the input buffer using small X input buffer.

acc0 = -( (z00*cnj(x00) + cnj(z00)*cnj(y00)) )
acc1 = -( (z10*cnj(x10) + cnj(z10)*cnj(y10)) )
acc2 = -( (z20*cnj(x20) + cnj(z20)*cnj(y20)) )
acc3 = -( (z30*cnj(x30) + cnj(z30)*cnj(y30)) )

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

xbuff	Input buffer of 8 elements of type cint32
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to both x and y buffers. LSB apply to first lane
ybuff	Right input buffer of 8 elements of type cint32
ystart	Starting position offset applied to all lanes for input from Y buffer.
zbuff	Input buffer of 8 elements of type cint16
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• The previous pseudocode is just a simplified representation of how the operation works, when computed internally it will be done using pre-adding
• For more information on how data selection works from the buffers go here. The data buffer and coefficient buffer in this intrinsic use the general scheme.
• Parameter 'zstart' must be a compile time constant.