X buffer conjugation

Overview

16 bit complex by 32 bit real using X buffer conjugation

Functions
v4cacc80	lmac4_sym_ct_c (v4cacc80 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .
v4cacc80	lmac4_sym_ct_c (v4cacc80 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v4cacc80	lmac4_sym_ct_c (v4cacc80 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v16cint16 ybuff, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v4cacc80	lmsc4_sym_ct_c (v4cacc80 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .
v4cacc80	lmsc4_sym_ct_c (v4cacc80 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v4cacc80	lmsc4_sym_ct_c (v4cacc80 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v16cint16 ybuff, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v4cacc80	lmul4_sym_ct_c (v32cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .
v4cacc80	lmul4_sym_ct_c (v16cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v4cacc80	lmul4_sym_ct_c (v16cint16 xbuff, int xstart, unsigned int xoffsets, v16cint16 ybuff, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v4cacc80	lnegmul4_sym_ct_c (v32cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .
v4cacc80	lnegmul4_sym_ct_c (v16cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v4cacc80	lnegmul4_sym_ct_c (v16cint16 xbuff, int xstart, unsigned int xoffsets, v16cint16 ybuff, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v4cacc48	mac4_sym_ct_c (v4cacc48 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .
v4cacc48	mac4_sym_ct_c (v4cacc48 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v4cacc48	mac4_sym_ct_c (v4cacc48 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v16cint16 ybuff, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v4cacc48	msc4_sym_ct_c (v4cacc48 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .
v4cacc48	msc4_sym_ct_c (v4cacc48 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v4cacc48	msc4_sym_ct_c (v4cacc48 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v16cint16 ybuff, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v4cacc48	mul4_sym_ct_c (v32cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .
v4cacc48	mul4_sym_ct_c (v16cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v4cacc48	mul4_sym_ct_c (v16cint16 xbuff, int xstart, unsigned int xoffsets, v16cint16 ybuff, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v4cacc48	negmul4_sym_ct_c (v32cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .
v4cacc48	negmul4_sym_ct_c (v16cint16 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v4cacc48	negmul4_sym_ct_c (v16cint16 xbuff, int xstart, unsigned int xoffsets, v16cint16 ybuff, int ystart, unsigned int mtap, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex symetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.

Function Documentation

v4cacc80 lmac4_sym_ct_c	(	v4cacc80	acc,
		v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .

acc0 += z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 += z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 += z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 += z30*(cnj(x30) + cnj(y30)) + z31*cnj(x31)

Returns

Returned accumulation vector (4 x cint80 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint80 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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc80 lmac4_sym_ct_c	(	v4cacc80	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.

acc0 += z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 += z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 += z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 += z30*(cnj(x30) + cnj(y30)) + z31*cnj(x31)

Returns

Returned accumulation vector (4 x cint80 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint80 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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc80 lmac4_sym_ct_c	(	v4cacc80	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v16cint16	ybuff,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.

acc0 += z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 += z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 += z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 += z30*(cnj(x30) + cnj(y30)) + z31*cnj(x31)

Returns

Returned accumulation vector (4 x cint80 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint80 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 both x and y buffers. LSB apply to first lane
ybuff	Right input buffer of 16 elements of type cint16
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc80 lmsc4_sym_ct_c	(	v4cacc80	acc,
		v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .

acc0 -= z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 -= z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 -= z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 -= z30*(cnj(x30) + cnj(y30)) + z31*cnj(x31)

Returns

Returned accumulation vector (4 x cint80 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint80 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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc80 lmsc4_sym_ct_c	(	v4cacc80	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.

acc0 -= z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 -= z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 -= z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 -= z30*(cnj(x30) + cnj(y30)) + z31*cnj(x31)

Returns

Returned accumulation vector (4 x cint80 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint80 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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc80 lmsc4_sym_ct_c	(	v4cacc80	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v16cint16	ybuff,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.

acc0 -= z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 -= z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 -= z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 -= z30*(cnj(x30) + cnj(y30)) + z31*cnj(x31)

Returns

Returned accumulation vector (4 x cint80 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint80 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 both x and y buffers. LSB apply to first lane
ybuff	Right input buffer of 16 elements of type cint16
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc80 lmul4_sym_ct_c	(	v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .

acc0 = z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 = z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 = z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 = z30*(cnj(x30) + cnj(y30)) + z31*cnj(x31)

Returns

Returned accumulation vector (4 x cint80 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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc80 lmul4_sym_ct_c	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.

acc0 = z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 = z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 = z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 = z30*(cnj(x30) + cnj(y30)) + z31*cnj(x31)

Returns

Returned accumulation vector (4 x cint80 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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc80 lmul4_sym_ct_c	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v16cint16	ybuff,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.

acc0 = z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 = z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 = z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 = z30*(cnj(x30) + cnj(y30)) + z31*cnj(x31)

Returns

Returned accumulation vector (4 x cint80 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 both x and y buffers. LSB apply to first lane
ybuff	Right input buffer of 16 elements of type cint16
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc80 lnegmul4_sym_ct_c	(	v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .

acc0 = -( z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01) )
acc1 = -( z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11) )
acc2 = -( z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21) )
acc3 = -( z30*(cnj(x30) + cnj(y30)) + z31*cnj(x31) )

Returns

Returned accumulation vector (4 x cint80 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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc80 lnegmul4_sym_ct_c	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.

acc0 = -( z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01) )
acc1 = -( z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11) )
acc2 = -( z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21) )
acc3 = -( z30*(cnj(x30) + cnj(y30)) + z31*cnj(x31) )

Returns

Returned accumulation vector (4 x cint80 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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc80 lnegmul4_sym_ct_c	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v16cint16	ybuff,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.

acc0 = -( z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01) )
acc1 = -( z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11) )
acc2 = -( z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21) )
acc3 = -( z30*(cnj(x30) + cnj(y30)) + z31*cnj(x31) )

Returns

Returned accumulation vector (4 x cint80 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 both x and y buffers. LSB apply to first lane
ybuff	Right input buffer of 16 elements of type cint16
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc48 mac4_sym_ct_c	(	v4cacc48	acc,
		v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .

acc0 += z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 += z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 += z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 += z30*(cnj(x30) + cnj(y30)) + z31*cnj(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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc48 mac4_sym_ct_c	(	v4cacc48	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.

acc0 += z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 += z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 += z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 += z30*(cnj(x30) + cnj(y30)) + z31*cnj(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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc48 mac4_sym_ct_c	(	v4cacc48	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v16cint16	ybuff,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.

acc0 += z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 += z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 += z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 += z30*(cnj(x30) + cnj(y30)) + z31*cnj(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 both x and y buffers. LSB apply to first lane
ybuff	Right input buffer of 16 elements of type cint16
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc48 msc4_sym_ct_c	(	v4cacc48	acc,
		v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .

acc0 -= z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 -= z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 -= z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 -= z30*(cnj(x30) + cnj(y30)) + z31*cnj(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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc48 msc4_sym_ct_c	(	v4cacc48	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.

acc0 -= z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 -= z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 -= z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 -= z30*(cnj(x30) + cnj(y30)) + z31*cnj(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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc48 msc4_sym_ct_c	(	v4cacc48	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v16cint16	ybuff,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.

acc0 -= z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 -= z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 -= z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 -= z30*(cnj(x30) + cnj(y30)) + z31*cnj(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 both x and y buffers. LSB apply to first lane
ybuff	Right input buffer of 16 elements of type cint16
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc48 mul4_sym_ct_c	(	v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .

acc0 = z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 = z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 = z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 = z30*(cnj(x30) + cnj(y30)) + z31*cnj(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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc48 mul4_sym_ct_c	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.

acc0 = z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 = z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 = z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 = z30*(cnj(x30) + cnj(y30)) + z31*cnj(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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc48 mul4_sym_ct_c	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v16cint16	ybuff,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.

acc0 = z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01)
acc1 = z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11)
acc2 = z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21)
acc3 = z30*(cnj(x30) + cnj(y30)) + z31*cnj(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 both x and y buffers. LSB apply to first lane
ybuff	Right input buffer of 16 elements of type cint16
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc48 negmul4_sym_ct_c	(	v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer .

acc0 = -( z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01) )
acc1 = -( z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11) )
acc2 = -( z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21) )
acc3 = -( z30*(cnj(x30) + cnj(y30)) + z31*cnj(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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc48 negmul4_sym_ct_c	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x input buffer using small X input buffer.

acc0 = -( z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01) )
acc1 = -( z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11) )
acc2 = -( z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21) )
acc3 = -( z30*(cnj(x30) + cnj(y30)) + z31*cnj(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 both x and y buffers. LSB apply to first lane
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.

v4cacc48 negmul4_sym_ct_c	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v16cint16	ybuff,
		int	ystart,
		unsigned int	mtap,
		v8int32	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex symetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.

acc0 = -( z00*(cnj(x00) + cnj(y00)) + z01*cnj(x01) )
acc1 = -( z10*(cnj(x10) + cnj(y10)) + z11*cnj(x11) )
acc2 = -( z20*(cnj(x20) + cnj(y20)) + z21*cnj(x21) )
acc3 = -( z30*(cnj(x30) + cnj(y30)) + z31*cnj(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 both x and y buffers. LSB apply to first lane
ybuff	Right input buffer of 16 elements of type cint16
ystart	Starting position offset applied to all lanes for input from Y buffer.
mtap	Selector for partial pre-adding relative to xstart
zbuff	Input buffer of 8 elements of type int32
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.