AI Engine Intrinsics  (AIE) r2p21
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Overview

16 bit complex by 32 bit complex using no conjugation

Functions

v4cacc80 lmac4 (v4cacc80 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply-accumulate intrinsic function .
 
v4cacc80 lmac4 (v4cacc80 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply-accumulate intrinsic function using small X input buffer.
 
v4cacc80 lmsc4 (v4cacc80 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply-subtract intrinsic function .
 
v4cacc80 lmsc4 (v4cacc80 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply-subtract intrinsic function using small X input buffer.
 
v4cacc80 lmul4 (v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply intrinsic function .
 
v4cacc80 lmul4 (v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply intrinsic function using small X input buffer.
 
v4cacc80 lnegmul4 (v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply-negate intrinsic function .
 
v4cacc80 lnegmul4 (v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply-negate intrinsic function using small X input buffer.
 
v4cacc48 mac4 (v4cacc48 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply-accumulate intrinsic function .
 
v4cacc48 mac4 (v4cacc48 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply-accumulate intrinsic function using small X input buffer.
 
v4cacc48 msc4 (v4cacc48 acc, v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply-subtract intrinsic function .
 
v4cacc48 msc4 (v4cacc48 acc, v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply-subtract intrinsic function using small X input buffer.
 
v4cacc48 mul4 (v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply intrinsic function .
 
v4cacc48 mul4 (v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply intrinsic function using small X input buffer.
 
v4cacc48 negmul4 (v32cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply-negate intrinsic function .
 
v4cacc48 negmul4 (v16cint16 xbuff, int xstart, unsigned int xoffsets, v4cint32 zbuff, int zstart, unsigned int zoffsets)
 Complex multiply-negate intrinsic function using small X input buffer.
 

Function Documentation

v4cacc80 lmac4 ( v4cacc80  acc,
v32cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

Complex multiply-accumulate intrinsic function .

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

Parameters

Input/OutputType Comments
return v4cacc80 Returned accumulation vector (4 x cint80 lanes)
acc v4cacc80 Incoming accumulation vector (4 x cint80 lanes)
xbuff v32cint16Input buffer of 32 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v4cacc80  acc,
v16cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

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

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

Parameters

Input/OutputType Comments
return v4cacc80 Returned accumulation vector (4 x cint80 lanes)
acc v4cacc80 Incoming accumulation vector (4 x cint80 lanes)
xbuff v16cint16Input buffer of 16 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v4cacc80  acc,
v32cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

Complex multiply-subtract intrinsic function .

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

Parameters

Input/OutputType Comments
return v4cacc80 Returned accumulation vector (4 x cint80 lanes)
acc v4cacc80 Incoming accumulation vector (4 x cint80 lanes)
xbuff v32cint16Input buffer of 32 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v4cacc80  acc,
v16cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

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

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

Parameters

Input/OutputType Comments
return v4cacc80 Returned accumulation vector (4 x cint80 lanes)
acc v4cacc80 Incoming accumulation vector (4 x cint80 lanes)
xbuff v16cint16Input buffer of 16 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v32cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

Complex multiply intrinsic function .

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

Parameters

Input/OutputType Comments
return v4cacc80 Returned accumulation vector (4 x cint80 lanes)
xbuff v32cint16Input buffer of 32 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v16cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

Complex multiply intrinsic function using small X input buffer.

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

Parameters

Input/OutputType Comments
return v4cacc80 Returned accumulation vector (4 x cint80 lanes)
xbuff v16cint16Input buffer of 16 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v32cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

Complex multiply-negate intrinsic function .

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

Parameters

Input/OutputType Comments
return v4cacc80 Returned accumulation vector (4 x cint80 lanes)
xbuff v32cint16Input buffer of 32 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v16cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

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

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

Parameters

Input/OutputType Comments
return v4cacc80 Returned accumulation vector (4 x cint80 lanes)
xbuff v16cint16Input buffer of 16 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v4cacc48  acc,
v32cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

Complex multiply-accumulate intrinsic function .

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

Parameters

Input/OutputType Comments
return v4cacc48 Returned accumulation vector (4 x cint48 lanes)
acc v4cacc48 Incoming accumulation vector (4 x cint48 lanes)
xbuff v32cint16Input buffer of 32 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v4cacc48  acc,
v16cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

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

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

Parameters

Input/OutputType Comments
return v4cacc48 Returned accumulation vector (4 x cint48 lanes)
acc v4cacc48 Incoming accumulation vector (4 x cint48 lanes)
xbuff v16cint16Input buffer of 16 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v4cacc48  acc,
v32cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

Complex multiply-subtract intrinsic function .

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

Parameters

Input/OutputType Comments
return v4cacc48 Returned accumulation vector (4 x cint48 lanes)
acc v4cacc48 Incoming accumulation vector (4 x cint48 lanes)
xbuff v32cint16Input buffer of 32 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v4cacc48  acc,
v16cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

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

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

Parameters

Input/OutputType Comments
return v4cacc48 Returned accumulation vector (4 x cint48 lanes)
acc v4cacc48 Incoming accumulation vector (4 x cint48 lanes)
xbuff v16cint16Input buffer of 16 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v32cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

Complex multiply intrinsic function .

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

Parameters

Input/OutputType Comments
return v4cacc48 Returned accumulation vector (4 x cint48 lanes)
xbuff v32cint16Input buffer of 32 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v16cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

Complex multiply intrinsic function using small X input buffer.

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

Parameters

Input/OutputType Comments
return v4cacc48 Returned accumulation vector (4 x cint48 lanes)
xbuff v16cint16Input buffer of 16 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v32cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

Complex multiply-negate intrinsic function .

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

Parameters

Input/OutputType Comments
return v4cacc48 Returned accumulation vector (4 x cint48 lanes)
xbuff v32cint16Input buffer of 32 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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 ( v16cint16  xbuff,
int  xstart,
unsigned int  xoffsets,
v4cint32  zbuff,
int  zstart,
unsigned int  zoffsets 
)

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

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

Parameters

Input/OutputType Comments
return v4cacc48 Returned accumulation vector (4 x cint48 lanes)
xbuff v16cint16Input buffer of 16 elements of type cint16
xstart int Starting position offset applied to all lanes of input from X buffer.
xoffsets unsigned int 4b offset for each lane, applied to the x buffer. LSB apply to first lane
zbuff v4cint32Input buffer of 4 elements of type cint32
zstart int 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.
zoffsetsunsigned int 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.