X buffer conjugation

Overview

32 bit complex by 16 bit real using X buffer conjugation

Functions
v4cacc80	lmac4_antisym_ct_c (v4cacc80 acc, v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer .
v4cacc80	lmac4_antisym_ct_c (v4cacc80 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer using small X input buffer.
v4cacc80	lmac4_antisym_ct_c (v4cacc80 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x and y input buffers using small X input buffer.
v4cacc80	lmsc4_antisym_ct_c (v4cacc80 acc, v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer .
v4cacc80	lmsc4_antisym_ct_c (v4cacc80 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer using small X input buffer.
v4cacc80	lmsc4_antisym_ct_c (v4cacc80 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x and y input buffers using small X input buffer.
v4cacc80	lmul4_antisym_ct_c (v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer .
v4cacc80	lmul4_antisym_ct_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer using small X input buffer.
v4cacc80	lmul4_antisym_ct_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x and y input buffers using small X input buffer.
v4cacc80	lnegmul4_antisym_ct_c (v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer .
v4cacc80	lnegmul4_antisym_ct_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer using small X input buffer.
v4cacc80	lnegmul4_antisym_ct_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x and y input buffers using small X input buffer.
v4cacc48	mac4_antisym_ct_c (v4cacc48 acc, v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer .
v4cacc48	mac4_antisym_ct_c (v4cacc48 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer using small X input buffer.
v4cacc48	mac4_antisym_ct_c (v4cacc48 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x and y input buffers using small X input buffer.
v4cacc48	msc4_antisym_ct_c (v4cacc48 acc, v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer .
v4cacc48	msc4_antisym_ct_c (v4cacc48 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer using small X input buffer.
v4cacc48	msc4_antisym_ct_c (v4cacc48 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x and y input buffers using small X input buffer.
v4cacc48	mul4_antisym_ct_c (v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer .
v4cacc48	mul4_antisym_ct_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer using small X input buffer.
v4cacc48	mul4_antisym_ct_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x and y input buffers using small X input buffer.
v4cacc48	negmul4_antisym_ct_c (v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer .
v4cacc48	negmul4_antisym_ct_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x input buffer using small X input buffer.
v4cacc48	negmul4_antisym_ct_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, unsigned int mtap, v16int16 zbuff, int zstart, unsigned int zoffsets, int zstep)
	Complex anti-symmetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub from x and y input buffers using small X input buffer.

Function Documentation

v4cacc80 lmac4_antisym_ct_c	(	v4cacc80	acc,
		v16cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v4cacc80	acc,
		v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v4cacc80	acc,
		v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint32	ybuff,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v4cacc80	acc,
		v16cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v4cacc80	acc,
		v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v4cacc80	acc,
		v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint32	ybuff,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v16cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint32	ybuff,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v16cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint32	ybuff,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v4cacc48	acc,
		v16cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v4cacc48	acc,
		v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v4cacc48	acc,
		v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint32	ybuff,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-accumulate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v4cacc48	acc,
		v16cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v4cacc48	acc,
		v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v4cacc48	acc,
		v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint32	ybuff,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-subtract intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v16cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint32	ybuff,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v16cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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_antisym_ct_c	(	v8cint32	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v8cint32	ybuff,
		int	ystart,
		unsigned int	mtap,
		v16int16	zbuff,
		int	zstart,
		unsigned int	zoffsets,
		int	zstep
	)

Complex anti-symmetric multiply-negate intrinsic function with center-tap optimization with x buffer conjugation with pre-sub 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 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.
mtap	Selector for partial pre-subtraction relative to xstart
zbuff	Input buffer of 16 elements of type int16
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.