Z buffer conjugation

Overview

16 bit complex by 32 bit complex using Z buffer conjugation

Functions
v4cacc80	lmac4_nc (v4cacc80 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-accumulate intrinsic function with z buffer conjugation .
v4cacc80	lmac4_nc (v4cacc80 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-accumulate intrinsic function with z buffer conjugation using small X input buffer.
v4cacc80	lmsc4_nc (v4cacc80 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-subtract intrinsic function with z buffer conjugation .
v4cacc80	lmsc4_nc (v4cacc80 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-subtract intrinsic function with z buffer conjugation using small X input buffer.
v4cacc80	lmul4_nc (v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply intrinsic function with z buffer conjugation .
v4cacc80	lmul4_nc (v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply intrinsic function with z buffer conjugation using small X input buffer.
v4cacc80	lnegmul4_nc (v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-negate intrinsic function with z buffer conjugation .
v4cacc80	lnegmul4_nc (v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-negate intrinsic function with z buffer conjugation using small X input buffer.
v4cacc48	mac4_nc (v4cacc48 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-accumulate intrinsic function with z buffer conjugation .
v4cacc48	mac4_nc (v4cacc48 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-accumulate intrinsic function with z buffer conjugation using small X input buffer.
v4cacc48	msc4_nc (v4cacc48 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-subtract intrinsic function with z buffer conjugation .
v4cacc48	msc4_nc (v4cacc48 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-subtract intrinsic function with z buffer conjugation using small X input buffer.
v4cacc48	mul4_nc (v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply intrinsic function with z buffer conjugation .
v4cacc48	mul4_nc (v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply intrinsic function with z buffer conjugation using small X input buffer.
v4cacc48	negmul4_nc (v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-negate intrinsic function with z buffer conjugation .
v4cacc48	negmul4_nc (v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
	Complex multiply-negate intrinsic function with z buffer conjugation using small X input buffer.

Function Documentation

v4cacc80 lmac4_nc	(	v4cacc80	acc,
		v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply-accumulate intrinsic function with z buffer conjugation .

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

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 the x buffer. LSB apply to first lane
zbuff	Input buffer of 4 elements of type cint32
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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_nc	(	v4cacc80	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

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

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

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 the x buffer. LSB apply to first lane
zbuff	Input buffer of 4 elements of type cint32
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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_nc	(	v4cacc80	acc,
		v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply-subtract intrinsic function with z buffer conjugation .

acc0 -= cnj(z00)*x00
acc1 -= cnj(z10)*x10
acc2 -= cnj(z20)*x20
acc3 -= cnj(z30)*x30

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 the x buffer. LSB apply to first lane
zbuff	Input buffer of 4 elements of type cint32
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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_nc	(	v4cacc80	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

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

acc0 -= cnj(z00)*x00
acc1 -= cnj(z10)*x10
acc2 -= cnj(z20)*x20
acc3 -= cnj(z30)*x30

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 the x buffer. LSB apply to first lane
zbuff	Input buffer of 4 elements of type cint32
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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_nc	(	v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply intrinsic function with z buffer conjugation .

acc0 = cnj(z00)*x00
acc1 = cnj(z10)*x10
acc2 = cnj(z20)*x20
acc3 = cnj(z30)*x30

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 the x buffer. LSB apply to first lane
zbuff	Input buffer of 4 elements of type cint32
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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_nc	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply intrinsic function with z buffer conjugation using small X input buffer.

acc0 = cnj(z00)*x00
acc1 = cnj(z10)*x10
acc2 = cnj(z20)*x20
acc3 = cnj(z30)*x30

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 the x buffer. LSB apply to first lane
zbuff	Input buffer of 4 elements of type cint32
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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_nc	(	v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply-negate intrinsic function with z buffer conjugation .

acc0 = -( cnj(z00)*x00 )
acc1 = -( cnj(z10)*x10 )
acc2 = -( cnj(z20)*x20 )
acc3 = -( cnj(z30)*x30 )

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 the x buffer. LSB apply to first lane
zbuff	Input buffer of 4 elements of type cint32
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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_nc	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

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

acc0 = -( cnj(z00)*x00 )
acc1 = -( cnj(z10)*x10 )
acc2 = -( cnj(z20)*x20 )
acc3 = -( cnj(z30)*x30 )

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 the x buffer. LSB apply to first lane
zbuff	Input buffer of 4 elements of type cint32
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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_nc	(	v4cacc48	acc,
		v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply-accumulate intrinsic function with z buffer conjugation .

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

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint48 lanes)
xbuff	Input buffer of 32 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff	Input buffer of 4 elements of type cint32
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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_nc	(	v4cacc48	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

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

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

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

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

Note

• 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_nc	(	v4cacc48	acc,
		v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply-subtract intrinsic function with z buffer conjugation .

acc0 -= cnj(z00)*x00
acc1 -= cnj(z10)*x10
acc2 -= cnj(z20)*x20
acc3 -= cnj(z30)*x30

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

acc	Incoming accumulation vector (4 x cint48 lanes)
xbuff	Input buffer of 32 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff	Input buffer of 4 elements of type cint32
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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_nc	(	v4cacc48	acc,
		v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

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

acc0 -= cnj(z00)*x00
acc1 -= cnj(z10)*x10
acc2 -= cnj(z20)*x20
acc3 -= cnj(z30)*x30

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

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

Note

• 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_nc	(	v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply intrinsic function with z buffer conjugation .

acc0 = cnj(z00)*x00
acc1 = cnj(z10)*x10
acc2 = cnj(z20)*x20
acc3 = cnj(z30)*x30

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

xbuff	Input buffer of 32 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff	Input buffer of 4 elements of type cint32
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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_nc	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply intrinsic function with z buffer conjugation using small X input buffer.

acc0 = cnj(z00)*x00
acc1 = cnj(z10)*x10
acc2 = cnj(z20)*x20
acc3 = cnj(z30)*x30

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

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

Note

• 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_nc	(	v32cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

Complex multiply-negate intrinsic function with z buffer conjugation .

acc0 = -( cnj(z00)*x00 )
acc1 = -( cnj(z10)*x10 )
acc2 = -( cnj(z20)*x20 )
acc3 = -( cnj(z30)*x30 )

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

xbuff	Input buffer of 32 elements of type cint16
xstart	Starting position offset applied to all lanes of input from X buffer.
xoffsets	4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff	Input buffer of 4 elements of type cint32
zstart	Starting position offset applied to all lanes for input from Z buffer. This must be a compile time constant. Only the 4 LSB of the argument are used.
zoffsets	4b offset for each lane, applied to input from Z buffer. LSB apply to first lane

Note

• 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_nc	(	v16cint16	xbuff,
		int	xstart,
		unsigned int	xoffsets,
		v4cint32	zbuff,
		int	zstart,
		unsigned int	zoffsets
	)

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

acc0 = -( cnj(z00)*x00 )
acc1 = -( cnj(z10)*x10 )
acc2 = -( cnj(z20)*x20 )
acc3 = -( cnj(z30)*x30 )

Returns

Returned accumulation vector (4 x cint48 lanes)

Parameters

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

Note

• 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.