| AI Engine Intrinsics User Guide (AIE) v2025.2

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Functions
X buffer conjugation
Intrinsics » Vector Operations » MAC intrinsics » Multiplication » Advanced » Integer » Vector MAC with pre-adding » 32 bit x 32 bit » 32 bit Complex x 32 bit Real

## Overview

32 bit complex by 32 bit real using X buffer conjugation

## Functions
v2cacc80 | lmac2_sym_c (v2cacc80 acc, v16cint32 xbuff, int xstart, unsigned int xoffsets, int xstep, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
| Complex symetric multiply-accumulate intrinsic function with x buffer conjugation with pre-add from x input buffer .
v2cacc80 | lmac2_sym_c (v2cacc80 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, int xstep, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
| Complex symetric multiply-accumulate intrinsic function with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v2cacc80 | lmac2_sym_c (v2cacc80 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, int xstep, v8cint32 ybuff, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
| Complex symetric multiply-accumulate intrinsic function with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v4cacc80 | lmac4_sym_c (v4cacc80 acc, v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets)
| Complex symetric multiply-accumulate intrinsic function with x buffer conjugation with pre-add from x input buffer .
v4cacc80 | lmac4_sym_c (v4cacc80 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets)
| Complex symetric multiply-accumulate intrinsic function with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v4cacc80 | lmac4_sym_c (v4cacc80 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets)
| Complex symetric multiply-accumulate intrinsic function with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v2cacc80 | lmsc2_sym_c (v2cacc80 acc, v16cint32 xbuff, int xstart, unsigned int xoffsets, int xstep, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
| Complex symetric multiply-subtract intrinsic function with x buffer conjugation with pre-add from x input buffer .
v2cacc80 | lmsc2_sym_c (v2cacc80 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, int xstep, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
| Complex symetric multiply-subtract intrinsic function with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v2cacc80 | lmsc2_sym_c (v2cacc80 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, int xstep, v8cint32 ybuff, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
| Complex symetric multiply-subtract intrinsic function with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v4cacc80 | lmsc4_sym_c (v4cacc80 acc, v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets)
| Complex symetric multiply-subtract intrinsic function with x buffer conjugation with pre-add from x input buffer .
v4cacc80 | lmsc4_sym_c (v4cacc80 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets)
| Complex symetric multiply-subtract intrinsic function with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v4cacc80 | lmsc4_sym_c (v4cacc80 acc, v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets)
| Complex symetric multiply-subtract intrinsic function with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v2cacc80 | lmul2_sym_c (v16cint32 xbuff, int xstart, unsigned int xoffsets, int xstep, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
| Complex symetric multiply intrinsic function with x buffer conjugation with pre-add from x input buffer .
v2cacc80 | lmul2_sym_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, int xstep, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
| Complex symetric multiply intrinsic function with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v2cacc80 | lmul2_sym_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, int xstep, v8cint32 ybuff, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
| Complex symetric multiply intrinsic function with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v4cacc80 | lmul4_sym_c (v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets)
| Complex symetric multiply intrinsic function with x buffer conjugation with pre-add from x input buffer .
v4cacc80 | lmul4_sym_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets)
| Complex symetric multiply intrinsic function with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v4cacc80 | lmul4_sym_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets)
| Complex symetric multiply intrinsic function with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v2cacc80 | lnegmul2_sym_c (v16cint32 xbuff, int xstart, unsigned int xoffsets, int xstep, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
| Complex symetric multiply-negate intrinsic function with x buffer conjugation with pre-add from x input buffer .
v2cacc80 | lnegmul2_sym_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, int xstep, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
| Complex symetric multiply-negate intrinsic function with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v2cacc80 | lnegmul2_sym_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, int xstep, v8cint32 ybuff, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets, int zstep)
| Complex symetric multiply-negate intrinsic function with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.
v4cacc80 | lnegmul4_sym_c (v16cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets)
| Complex symetric multiply-negate intrinsic function with x buffer conjugation with pre-add from x input buffer .
v4cacc80 | lnegmul4_sym_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets)
| Complex symetric multiply-negate intrinsic function with x buffer conjugation with pre-add from x input buffer using small X input buffer.
v4cacc80 | lnegmul4_sym_c (v8cint32 xbuff, int xstart, unsigned int xoffsets, v8cint32 ybuff, int ystart, v8int32 zbuff, int zstart, unsigned int zoffsets)
| Complex symetric multiply-negate intrinsic function with x buffer conjugation with pre-add from x and y input buffers using small X input buffer.

## Function Documentation

## ◆ lmac2_sym_c() [1/3]

v2cacc80 lmac2_sym_c | ( | v2cacc80 | acc,
|  | v16cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | xstep,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets,
|  | int | zstep
| ) |  |

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

acc0 += z00*(cnj(x00) + cnj(y00)) + z01*(cnj(x01) + cnj(y01))
acc1 += z10*(cnj(x10) + cnj(y10)) + z11*(cnj(x11) + cnj(y11))

Returns
  Returned accumulation vector (2 x cint80 lanes)

Parameters

  acc | Incoming accumulation vector (2 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
  xstep | Step between each column for selection in the x and y buffers. Ystep is symmetric to xstep (ystep advances by -xstep).
  ystart | Starting position offset applied to all lanes for input from Y buffer.
  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.

## ◆ lmac2_sym_c() [2/3]

v2cacc80 lmac2_sym_c | ( | v2cacc80 | acc,
|  | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | xstep,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets,
|  | int | zstep
| ) |  |

Complex symetric multiply-accumulate intrinsic function 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) + cnj(y01))
acc1 += z10*(cnj(x10) + cnj(y10)) + z11*(cnj(x11) + cnj(y11))

Returns
  Returned accumulation vector (2 x cint80 lanes)

Parameters

  acc | Incoming accumulation vector (2 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
  xstep | Step between each column for selection in the x and y buffers. Ystep is symmetric to xstep (ystep advances by -xstep).
  ystart | Starting position offset applied to all lanes for input from Y buffer.
  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.

## ◆ lmac2_sym_c() [3/3]

v2cacc80 lmac2_sym_c | ( | v2cacc80 | acc,
|  | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | xstep,
|  | v8cint32 | ybuff,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets,
|  | int | zstep
| ) |  |

Complex symetric multiply-accumulate intrinsic function 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) + cnj(y01))
acc1 += z10*(cnj(x10) + cnj(y10)) + z11*(cnj(x11) + cnj(y11))

Returns
  Returned accumulation vector (2 x cint80 lanes)

Parameters

  acc | Incoming accumulation vector (2 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
  xstep | Step between each column for selection in the x and y buffers. Ystep is symmetric to xstep (ystep advances by -xstep).
  ybuff | Right input buffer of 8 elements of type cint32
  ystart | Starting position offset applied to all lanes for input from Y buffer.
  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.

## ◆ lmac4_sym_c() [1/3]

v4cacc80 lmac4_sym_c | ( | v4cacc80 | acc,
|  | v16cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets
| ) |  |

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

acc0 += z00*(cnj(x00) + cnj(y00))
acc1 += z10*(cnj(x10) + cnj(y10))
acc2 += z20*(cnj(x20) + cnj(y20))
acc3 += z30*(cnj(x30) + cnj(y30))

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.
  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

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.

## ◆ lmac4_sym_c() [2/3]

v4cacc80 lmac4_sym_c | ( | v4cacc80 | acc,
|  | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets
| ) |  |

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

acc0 += z00*(cnj(x00) + cnj(y00))
acc1 += z10*(cnj(x10) + cnj(y10))
acc2 += z20*(cnj(x20) + cnj(y20))
acc3 += z30*(cnj(x30) + cnj(y30))

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.
  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

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.

## ◆ lmac4_sym_c() [3/3]

v4cacc80 lmac4_sym_c | ( | v4cacc80 | acc,
|  | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | v8cint32 | ybuff,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets
| ) |  |

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

acc0 += z00*(cnj(x00) + cnj(y00))
acc1 += z10*(cnj(x10) + cnj(y10))
acc2 += z20*(cnj(x20) + cnj(y20))
acc3 += z30*(cnj(x30) + cnj(y30))

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.
  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

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.

## ◆ lmsc2_sym_c() [1/3]

v2cacc80 lmsc2_sym_c | ( | v2cacc80 | acc,
|  | v16cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | xstep,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets,
|  | int | zstep
| ) |  |

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

acc0 -= z00*(cnj(x00) + cnj(y00)) + z01*(cnj(x01) + cnj(y01))
acc1 -= z10*(cnj(x10) + cnj(y10)) + z11*(cnj(x11) + cnj(y11))

Returns
  Returned accumulation vector (2 x cint80 lanes)

Parameters

  acc | Incoming accumulation vector (2 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
  xstep | Step between each column for selection in the x and y buffers. Ystep is symmetric to xstep (ystep advances by -xstep).
  ystart | Starting position offset applied to all lanes for input from Y buffer.
  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.

## ◆ lmsc2_sym_c() [2/3]

v2cacc80 lmsc2_sym_c | ( | v2cacc80 | acc,
|  | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | xstep,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets,
|  | int | zstep
| ) |  |

Complex symetric multiply-subtract intrinsic function 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) + cnj(y01))
acc1 -= z10*(cnj(x10) + cnj(y10)) + z11*(cnj(x11) + cnj(y11))

Returns
  Returned accumulation vector (2 x cint80 lanes)

Parameters

  acc | Incoming accumulation vector (2 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
  xstep | Step between each column for selection in the x and y buffers. Ystep is symmetric to xstep (ystep advances by -xstep).
  ystart | Starting position offset applied to all lanes for input from Y buffer.
  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.

## ◆ lmsc2_sym_c() [3/3]

v2cacc80 lmsc2_sym_c | ( | v2cacc80 | acc,
|  | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | xstep,
|  | v8cint32 | ybuff,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets,
|  | int | zstep
| ) |  |

Complex symetric multiply-subtract intrinsic function 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) + cnj(y01))
acc1 -= z10*(cnj(x10) + cnj(y10)) + z11*(cnj(x11) + cnj(y11))

Returns
  Returned accumulation vector (2 x cint80 lanes)

Parameters

  acc | Incoming accumulation vector (2 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
  xstep | Step between each column for selection in the x and y buffers. Ystep is symmetric to xstep (ystep advances by -xstep).
  ybuff | Right input buffer of 8 elements of type cint32
  ystart | Starting position offset applied to all lanes for input from Y buffer.
  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.

## ◆ lmsc4_sym_c() [1/3]

v4cacc80 lmsc4_sym_c | ( | v4cacc80 | acc,
|  | v16cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets
| ) |  |

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

acc0 -= z00*(cnj(x00) + cnj(y00))
acc1 -= z10*(cnj(x10) + cnj(y10))
acc2 -= z20*(cnj(x20) + cnj(y20))
acc3 -= z30*(cnj(x30) + cnj(y30))

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.
  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

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.

## ◆ lmsc4_sym_c() [2/3]

v4cacc80 lmsc4_sym_c | ( | v4cacc80 | acc,
|  | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets
| ) |  |

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

acc0 -= z00*(cnj(x00) + cnj(y00))
acc1 -= z10*(cnj(x10) + cnj(y10))
acc2 -= z20*(cnj(x20) + cnj(y20))
acc3 -= z30*(cnj(x30) + cnj(y30))

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.
  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

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.

## ◆ lmsc4_sym_c() [3/3]

v4cacc80 lmsc4_sym_c | ( | v4cacc80 | acc,
|  | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | v8cint32 | ybuff,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets
| ) |  |

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

acc0 -= z00*(cnj(x00) + cnj(y00))
acc1 -= z10*(cnj(x10) + cnj(y10))
acc2 -= z20*(cnj(x20) + cnj(y20))
acc3 -= z30*(cnj(x30) + cnj(y30))

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.
  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

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.

## ◆ lmul2_sym_c() [1/3]

v2cacc80 lmul2_sym_c | ( | v16cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | xstep,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets,
|  | int | zstep
| ) |  |

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

acc0 = z00*(cnj(x00) + cnj(y00)) + z01*(cnj(x01) + cnj(y01))
acc1 = z10*(cnj(x10) + cnj(y10)) + z11*(cnj(x11) + cnj(y11))

Returns
  Returned accumulation vector (2 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
  xstep | Step between each column for selection in the x and y buffers. Ystep is symmetric to xstep (ystep advances by -xstep).
  ystart | Starting position offset applied to all lanes for input from Y buffer.
  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.

## ◆ lmul2_sym_c() [2/3]

v2cacc80 lmul2_sym_c | ( | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | xstep,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets,
|  | int | zstep
| ) |  |

Complex symetric multiply intrinsic function 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) + cnj(y01))
acc1 = z10*(cnj(x10) + cnj(y10)) + z11*(cnj(x11) + cnj(y11))

Returns
  Returned accumulation vector (2 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
  xstep | Step between each column for selection in the x and y buffers. Ystep is symmetric to xstep (ystep advances by -xstep).
  ystart | Starting position offset applied to all lanes for input from Y buffer.
  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.

## ◆ lmul2_sym_c() [3/3]

v2cacc80 lmul2_sym_c | ( | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | xstep,
|  | v8cint32 | ybuff,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets,
|  | int | zstep
| ) |  |

Complex symetric multiply intrinsic function 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) + cnj(y01))
acc1 = z10*(cnj(x10) + cnj(y10)) + z11*(cnj(x11) + cnj(y11))

Returns
  Returned accumulation vector (2 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
  xstep | Step between each column for selection in the x and y buffers. Ystep is symmetric to xstep (ystep advances by -xstep).
  ybuff | Right input buffer of 8 elements of type cint32
  ystart | Starting position offset applied to all lanes for input from Y buffer.
  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.

## ◆ lmul4_sym_c() [1/3]

v4cacc80 lmul4_sym_c | ( | v16cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets
| ) |  |

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

acc0 = z00*(cnj(x00) + cnj(y00))
acc1 = z10*(cnj(x10) + cnj(y10))
acc2 = z20*(cnj(x20) + cnj(y20))
acc3 = z30*(cnj(x30) + cnj(y30))

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.
  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

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.

## ◆ lmul4_sym_c() [2/3]

v4cacc80 lmul4_sym_c | ( | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets
| ) |  |

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

acc0 = z00*(cnj(x00) + cnj(y00))
acc1 = z10*(cnj(x10) + cnj(y10))
acc2 = z20*(cnj(x20) + cnj(y20))
acc3 = z30*(cnj(x30) + cnj(y30))

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.
  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

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.

## ◆ lmul4_sym_c() [3/3]

v4cacc80 lmul4_sym_c | ( | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | v8cint32 | ybuff,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets
| ) |  |

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

acc0 = z00*(cnj(x00) + cnj(y00))
acc1 = z10*(cnj(x10) + cnj(y10))
acc2 = z20*(cnj(x20) + cnj(y20))
acc3 = z30*(cnj(x30) + cnj(y30))

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.
  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

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.

## ◆ lnegmul2_sym_c() [1/3]

v2cacc80 lnegmul2_sym_c | ( | v16cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | xstep,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets,
|  | int | zstep
| ) |  |

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

acc0 = -( z00*(cnj(x00) + cnj(y00)) + z01*(cnj(x01) + cnj(y01)) )
acc1 = -( z10*(cnj(x10) + cnj(y10)) + z11*(cnj(x11) + cnj(y11)) )

Returns
  Returned accumulation vector (2 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
  xstep | Step between each column for selection in the x and y buffers. Ystep is symmetric to xstep (ystep advances by -xstep).
  ystart | Starting position offset applied to all lanes for input from Y buffer.
  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.

## ◆ lnegmul2_sym_c() [2/3]

v2cacc80 lnegmul2_sym_c | ( | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | xstep,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets,
|  | int | zstep
| ) |  |

Complex symetric multiply-negate intrinsic function 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) + cnj(y01)) )
acc1 = -( z10*(cnj(x10) + cnj(y10)) + z11*(cnj(x11) + cnj(y11)) )

Returns
  Returned accumulation vector (2 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
  xstep | Step between each column for selection in the x and y buffers. Ystep is symmetric to xstep (ystep advances by -xstep).
  ystart | Starting position offset applied to all lanes for input from Y buffer.
  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.

## ◆ lnegmul2_sym_c() [3/3]

v2cacc80 lnegmul2_sym_c | ( | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | xstep,
|  | v8cint32 | ybuff,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets,
|  | int | zstep
| ) |  |

Complex symetric multiply-negate intrinsic function 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) + cnj(y01)) )
acc1 = -( z10*(cnj(x10) + cnj(y10)) + z11*(cnj(x11) + cnj(y11)) )

Returns
  Returned accumulation vector (2 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
  xstep | Step between each column for selection in the x and y buffers. Ystep is symmetric to xstep (ystep advances by -xstep).
  ybuff | Right input buffer of 8 elements of type cint32
  ystart | Starting position offset applied to all lanes for input from Y buffer.
  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.

## ◆ lnegmul4_sym_c() [1/3]

v4cacc80 lnegmul4_sym_c | ( | v16cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets
| ) |  |

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

acc0 = -( z00*(cnj(x00) + cnj(y00)) )
acc1 = -( z10*(cnj(x10) + cnj(y10)) )
acc2 = -( z20*(cnj(x20) + cnj(y20)) )
acc3 = -( z30*(cnj(x30) + cnj(y30)) )

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.
  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

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.

## ◆ lnegmul4_sym_c() [2/3]

v4cacc80 lnegmul4_sym_c | ( | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets
| ) |  |

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

acc0 = -( z00*(cnj(x00) + cnj(y00)) )
acc1 = -( z10*(cnj(x10) + cnj(y10)) )
acc2 = -( z20*(cnj(x20) + cnj(y20)) )
acc3 = -( z30*(cnj(x30) + cnj(y30)) )

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.
  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

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.

## ◆ lnegmul4_sym_c() [3/3]

v4cacc80 lnegmul4_sym_c | ( | v8cint32 | xbuff,
|  | int | xstart,
|  | unsigned int | xoffsets,
|  | v8cint32 | ybuff,
|  | int | ystart,
|  | v8int32 | zbuff,
|  | int | zstart,
|  | unsigned int | zoffsets
| ) |  |

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

acc0 = -( z00*(cnj(x00) + cnj(y00)) )
acc1 = -( z10*(cnj(x10) + cnj(y10)) )
acc2 = -( z20*(cnj(x20) + cnj(y20)) )
acc3 = -( z30*(cnj(x30) + cnj(y30)) )

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.
  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

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.