No conjugation

Overview

16 bit complex by 16 bit complex using no conjugation

Functions
v4cacc48	mac4 (v4cacc48 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, int xstep, v8cint16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex multiply-accumulate intrinsic function using small X input buffer.
v4cacc48	mac4 (v4cacc48 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, int xstep, v8cint16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex multiply-accumulate intrinsic function .
v8cacc48	mac8 (v8cacc48 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-accumulate intrinsic function using small X input buffer.
v8cacc48	mac8 (v8cacc48 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-accumulate intrinsic function .
v4cacc48	msc4 (v4cacc48 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, int xstep, v8cint16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex multiply-subtract intrinsic function using small X input buffer.
v4cacc48	msc4 (v4cacc48 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, int xstep, v8cint16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex multiply-subtract intrinsic function .
v8cacc48	msc8 (v8cacc48 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-subtract intrinsic function using small X input buffer.
v8cacc48	msc8 (v8cacc48 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-subtract intrinsic function .
v4cacc48	mul4 (v16cint16 xbuff, int xstart, unsigned int xoffsets, int xstep, v8cint16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex multiply intrinsic function using small X input buffer.
v4cacc48	mul4 (v32cint16 xbuff, int xstart, unsigned int xoffsets, int xstep, v8cint16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex multiply intrinsic function .
v8cacc48	mul8 (v16cint16 xbuff, int xstart, unsigned int xoffsets, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply intrinsic function using small X input buffer.
v8cacc48	mul8 (v32cint16 xbuff, int xstart, unsigned int xoffsets, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply intrinsic function .
v4cacc48	negmul4 (v16cint16 xbuff, int xstart, unsigned int xoffsets, int xstep, v8cint16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex multiply-negate intrinsic function using small X input buffer.
v4cacc48	negmul4 (v32cint16 xbuff, int xstart, unsigned int xoffsets, int xstep, v8cint16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex multiply-negate intrinsic function .
v8cacc48	negmul8 (v16cint16 xbuff, int xstart, unsigned int xoffsets, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-negate intrinsic function using small X input buffer.
v8cacc48	negmul8 (v32cint16 xbuff, int xstart, unsigned int xoffsets, v8cint16 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-negate intrinsic function .

Function Documentation

mac4() [1/2]

v4cacc48 mac4	(	v4cacc48	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	xstep,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex multiply-accumulate intrinsic function using small X input buffer.

acc0 += z00*x00 + z01*x01
acc1 += z10*x10 + z11*x11
acc2 += z20*x20 + z21*x21
acc3 += z30*x30 + z31*x31

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 cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
xstep	Step between each column for selection in the xbuffer.
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
zstep	Step between each column for selection in the zbuffer.

Note

• 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.

mac4() [2/2]

v4cacc48 mac4	(	v4cacc48	acc,
		v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	xstep,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex multiply-accumulate intrinsic function .

acc0 += z00*x00 + z01*x01
acc1 += z10*x10 + z11*x11
acc2 += z20*x20 + z21*x21
acc3 += z30*x30 + z31*x31

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint48 lanes)
xbuff	Input buffer of 32 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
xstep	Step between each column for selection in the xbuffer.
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
zstep	Step between each column for selection in the zbuffer.

Note

• 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.

mac8() [1/2]

v8cacc48 mac8	(	v8cacc48	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply-accumulate intrinsic function using small X input buffer.

acc0 += z00*x00
acc1 += z10*x10
acc2 += z20*x20
acc3 += z30*x30
acc4 += z40*x40
acc5 += z50*x50
acc6 += z60*x60
acc7 += z70*x70

Returns

Returned accumulation vector (8 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (8 x cint48 lanes)
xbuff	Input buffer of 16 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
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 is applied to each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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.

mac8() [2/2]

v8cacc48 mac8	(	v8cacc48	acc,
		v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply-accumulate intrinsic function .

acc0 += z00*x00
acc1 += z10*x10
acc2 += z20*x20
acc3 += z30*x30
acc4 += z40*x40
acc5 += z50*x50
acc6 += z60*x60
acc7 += z70*x70

Returns

Returned accumulation vector (8 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (8 x cint48 lanes)
xbuff	Input buffer of 32 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
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 is applied to each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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.

msc4() [1/2]

v4cacc48 msc4	(	v4cacc48	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	xstep,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex multiply-subtract intrinsic function using small X input buffer.

acc0 -= z00*x00 + z01*x01
acc1 -= z10*x10 + z11*x11
acc2 -= z20*x20 + z21*x21
acc3 -= z30*x30 + z31*x31

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 cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
xstep	Step between each column for selection in the xbuffer.
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
zstep	Step between each column for selection in the zbuffer.

Note

• 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.

msc4() [2/2]

v4cacc48 msc4	(	v4cacc48	acc,
		v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	xstep,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex multiply-subtract intrinsic function .

acc0 -= z00*x00 + z01*x01
acc1 -= z10*x10 + z11*x11
acc2 -= z20*x20 + z21*x21
acc3 -= z30*x30 + z31*x31

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint48 lanes)
xbuff	Input buffer of 32 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
xstep	Step between each column for selection in the xbuffer.
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
zstep	Step between each column for selection in the zbuffer.

Note

• 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.

msc8() [1/2]

v8cacc48 msc8	(	v8cacc48	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply-subtract intrinsic function using small X input buffer.

acc0 -= z00*x00
acc1 -= z10*x10
acc2 -= z20*x20
acc3 -= z30*x30
acc4 -= z40*x40
acc5 -= z50*x50
acc6 -= z60*x60
acc7 -= z70*x70

Returns

Returned accumulation vector (8 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (8 x cint48 lanes)
xbuff	Input buffer of 16 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
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 is applied to each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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.

msc8() [2/2]

v8cacc48 msc8	(	v8cacc48	acc,
		v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply-subtract intrinsic function .

acc0 -= z00*x00
acc1 -= z10*x10
acc2 -= z20*x20
acc3 -= z30*x30
acc4 -= z40*x40
acc5 -= z50*x50
acc6 -= z60*x60
acc7 -= z70*x70

Returns

Returned accumulation vector (8 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (8 x cint48 lanes)
xbuff	Input buffer of 32 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
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 is applied to each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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.

mul4() [1/2]

v4cacc48 mul4	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	xstep,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex multiply intrinsic function using small X input buffer.

acc0 = z00*x00 + z01*x01
acc1 = z10*x10 + z11*x11
acc2 = z20*x20 + z21*x21
acc3 = z30*x30 + z31*x31

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

xbuff	Input buffer of 16 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
xstep	Step between each column for selection in the xbuffer.
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
zstep	Step between each column for selection in the zbuffer.

Note

• 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.

mul4() [2/2]

v4cacc48 mul4	(	v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	xstep,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex multiply intrinsic function .

acc0 = z00*x00 + z01*x01
acc1 = z10*x10 + z11*x11
acc2 = z20*x20 + z21*x21
acc3 = z30*x30 + z31*x31

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

xbuff	Input buffer of 32 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
xstep	Step between each column for selection in the xbuffer.
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
zstep	Step between each column for selection in the zbuffer.

Note

• 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.

mul8() [1/2]

v8cacc48 mul8	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply intrinsic function using small X input buffer.

acc0 = z00*x00
acc1 = z10*x10
acc2 = z20*x20
acc3 = z30*x30
acc4 = z40*x40
acc5 = z50*x50
acc6 = z60*x60
acc7 = z70*x70

Returns

Returned accumulation vector (8 x cint48 lanes)

Parameters

xbuff	Input buffer of 16 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
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 is applied to each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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.

mul8() [2/2]

v8cacc48 mul8	(	v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply intrinsic function .

acc0 = z00*x00
acc1 = z10*x10
acc2 = z20*x20
acc3 = z30*x30
acc4 = z40*x40
acc5 = z50*x50
acc6 = z60*x60
acc7 = z70*x70

Returns

Returned accumulation vector (8 x cint48 lanes)

Parameters

xbuff	Input buffer of 32 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
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 is applied to each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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.

negmul4() [1/2]

v4cacc48 negmul4	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	xstep,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex multiply-negate intrinsic function using small X input buffer.

acc0 = -( z00*x00 + z01*x01 )
acc1 = -( z10*x10 + z11*x11 )
acc2 = -( z20*x20 + z21*x21 )
acc3 = -( z30*x30 + z31*x31 )

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

xbuff	Input buffer of 16 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
xstep	Step between each column for selection in the xbuffer.
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
zstep	Step between each column for selection in the zbuffer.

Note

• 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.

negmul4() [2/2]

v4cacc48 negmul4	(	v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	xstep,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex multiply-negate intrinsic function .

acc0 = -( z00*x00 + z01*x01 )
acc1 = -( z10*x10 + z11*x11 )
acc2 = -( z20*x20 + z21*x21 )
acc3 = -( z30*x30 + z31*x31 )

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

xbuff	Input buffer of 32 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
xstep	Step between each column for selection in the xbuffer.
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
zstep	Step between each column for selection in the zbuffer.

Note

• 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.

negmul8() [1/2]

v8cacc48 negmul8	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply-negate intrinsic function using small X input buffer.

acc0 = -( z00*x00 )
acc1 = -( z10*x10 )
acc2 = -( z20*x20 )
acc3 = -( z30*x30 )
acc4 = -( z40*x40 )
acc5 = -( z50*x50 )
acc6 = -( z60*x60 )
acc7 = -( z70*x70 )

Returns

Returned accumulation vector (8 x cint48 lanes)

Parameters

xbuff	Input buffer of 16 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
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 is applied to each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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.

negmul8() [2/2]

v8cacc48 negmul8	(	v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint16	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply-negate intrinsic function .

acc0 = -( z00*x00 )
acc1 = -( z10*x10 )
acc2 = -( z20*x20 )
acc3 = -( z30*x30 )
acc4 = -( z40*x40 )
acc5 = -( z50*x50 )
acc6 = -( z60*x60 )
acc7 = -( z70*x70 )

Returns

Returned accumulation vector (8 x cint48 lanes)

Parameters

xbuff	Input buffer of 32 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
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 is applied to each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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.