Basic Convolution Kernels

Module: Filtering Functions / Basic Convolution

Functions

	Name
void	plp_conv_i16p_xpulpv2(void * task_args) Parallel convolution of 16-bit integer vectors kernel for XPULPV2 extension.
void	plp_conv_i16s_rv32im(const int16_t * pSrcA, const uint32_t srcALen, const int16_t * pSrcB, const uint32_t srcBLen, int32_t * pRes) Convolution of 16-bit integer vectors kernel for RV32IM extension.
void	plp_conv_i16s_xpulpv2(const int16_t * pSrcA, const uint32_t srcALen, const int16_t * pSrcB, const uint32_t srcBLen, int32_t * pRes) Convolution of 16-bit integer vectors kernel for XPULPV2 extension.
void	plp_conv_i32p_xpulpv2(void * task_args) Parallel convolution of 32-bit integer vectors kernel for XPULPV2 extension.
void	plp_conv_i32s_rv32im(const int32_t * pSrcA, const uint32_t srcALen, const int32_t * pSrcB, const uint32_t srcBLen, int32_t * pRes) Convolution of 32-bit integer vectors kernel for RV32IM extension.
void	plp_conv_i32s_xpulpv2(const int32_t * pSrcA, const uint32_t srcALen, const int32_t * pSrcB, const uint32_t srcBLen, int32_t * pRes) Convolution of 32-bit integer vectors kernel for XPULPV2 extension.
void	plp_conv_i8p_xpulpv2(void * task_args) Parallel convolution of 8-bit integer vectors kernel for XPULPV2 extension.
void	plp_conv_i8s_rv32im(const int8_t * pSrcA, const uint32_t srcALen, const int8_t * pSrcB, const uint32_t srcBLen, int32_t * pRes) Convolution of 8-bit integer vectors kernel for RV32IM extension.
void	plp_conv_i8s_xpulpv2(const int8_t * pSrcA, const uint32_t srcALen, const int8_t * pSrcB, const uint32_t srcBLen, int32_t * pRes) Convolution of 8-bit integer vectors kernel for XPULPV2 extension.
void	plp_conv_parallel_OLA(uint32_t nPE, uint32_t srcALen, uint32_t srcBLen, int32_t * resultsBuffer) Helper function for parallelized overlap-adding of partial convolution results.
void	plp_conv_parallel_OLA_kernel(void * task_args) Helper function for parallelized overlap-adding of partial convolution results.
void	plp_conv_valid_i16s_xpulpv2(const int16_t * pSrcA, const uint32_t srcALen, const int16_t * pSrcB, const uint32_t srcBLen, int32_t * pRes) Convolution of 16-bit integer vectors kernel for XPULPV2 extension.
void	plp_conv_valid_i32s_xpulpv2(const int32_t * pSrcA, const uint32_t srcALen, const int32_t * pSrcB, const uint32_t srcBLen, int32_t * pRes) Convolution (valid) of 32-bit integer vectors kernel for XPULPV2 extension.
void	plp_conv_valid_i8s_xpulpv2(const int8_t * pSrcA, const uint32_t srcALen, const int8_t * pSrcB, const uint32_t srcBLen, int32_t * pRes) Convolution of 8-bit integer vectors kernel for XPULPV2 extension.
void	plp_conv_valid_rep_i16s_xpulpv2(const int16_t * pSrcA, const uint32_t srcALen, const uint32_t srcAMem, const int16_t * pSrcB, const uint32_t srcBLen, int32_t * pRes) Convolution of 16-bit integer vectors kernel for XPULPV2 extension.
void	plp_conv_valid_rep_i8s_xpulpv2(const int8_t * pSrcA, const uint32_t srcALen, const uint32_t srcAMem, const int8_t * pSrcB, const uint32_t srcBLen, int32_t * pRes) Convolution of 8-bit integer vectors kernel for XPULPV2 extension.

Detailed Description

Computes 1D convolution of two vectors.

Functions Documentation

function plp_conv_i16p_xpulpv2

void plp_conv_i16p_xpulpv2(
    void * task_args
)

Parallel convolution of 16-bit integer vectors kernel for XPULPV2 extension.

Parameters:

task_args pointer to plp_conv_instance_i16 struct initialized by plp_conv_i16_parallel

Return: none

Setup code for parallel convolution of 16-bit integer vectors.

function plp_conv_i16s_rv32im

void plp_conv_i16s_rv32im(
    const int16_t * pSrcA,
    const uint32_t srcALen,
    const int16_t * pSrcB,
    const uint32_t srcBLen,
    int32_t * pRes
)

Convolution of 16-bit integer vectors kernel for RV32IM extension.

Parameters:

pSrcA points to the first input vector
srcALen Length of the first input vector
pSrcB points to the second input vector
srcBLen Length of the second input vector
pRes output result returned here

Return: none

function plp_conv_i16s_xpulpv2

void plp_conv_i16s_xpulpv2(
    const int16_t * pSrcA,
    const uint32_t srcALen,
    const int16_t * pSrcB,
    const uint32_t srcBLen,
    int32_t * pRes
)

Convolution of 16-bit integer vectors kernel for XPULPV2 extension.

Parameters:

pSrcA points to the first input vector
srcALen Length of the first input vector
pSrcB points to the second input vector
srcBLen Length of the second input vector
pRes output result returned here

Return: none

function plp_conv_i32p_xpulpv2

void plp_conv_i32p_xpulpv2(
    void * task_args
)

Parallel convolution of 32-bit integer vectors kernel for XPULPV2 extension.

Parameters:

task_args pointer to plp_conv_instance_i32 struct initialized by plp_conv_i32_parallel

Return: none

Setup code for parallel convolution of 32-bit integer vectors.

function plp_conv_i32s_rv32im

void plp_conv_i32s_rv32im(
    const int32_t * pSrcA,
    const uint32_t srcALen,
    const int32_t * pSrcB,
    const uint32_t srcBLen,
    int32_t * pRes
)

Convolution of 32-bit integer vectors kernel for RV32IM extension.

Parameters:

pSrcA points to the first input vector
srcALen Length of the first input vector
pSrcB points to the second input vector
srcBLen Length of the second input vector
pRes output result returned here

Return: none

function plp_conv_i32s_xpulpv2

void plp_conv_i32s_xpulpv2(
    const int32_t * pSrcA,
    const uint32_t srcALen,
    const int32_t * pSrcB,
    const uint32_t srcBLen,
    int32_t * pRes
)

Convolution of 32-bit integer vectors kernel for XPULPV2 extension.

Parameters:

pSrcA points to the first input vector
srcALen Length of the first input vector
pSrcB points to the second input vector
srcBLen Length of the second input vector
pRes output result returned here

Return: none

function plp_conv_i8p_xpulpv2

void plp_conv_i8p_xpulpv2(
    void * task_args
)

Parallel convolution of 8-bit integer vectors kernel for XPULPV2 extension.

Parameters:

task_args pointer to plp_conv_instance_i8 struct initialized by plp_conv_i8_parallel

Return: none

Setup code for parallel convolution of 8-bit integer vectors.

function plp_conv_i8s_rv32im

void plp_conv_i8s_rv32im(
    const int8_t * pSrcA,
    const uint32_t srcALen,
    const int8_t * pSrcB,
    const uint32_t srcBLen,
    int32_t * pRes
)

Convolution of 8-bit integer vectors kernel for RV32IM extension.

Parameters:

pSrcA points to the first input vector
srcALen Length of the first input vector
pSrcB points to the second input vector
srcBLen Length of the second input vector
pRes output result returned here

Return: none

function plp_conv_i8s_xpulpv2

void plp_conv_i8s_xpulpv2(
    const int8_t * pSrcA,
    const uint32_t srcALen,
    const int8_t * pSrcB,
    const uint32_t srcBLen,
    int32_t * pRes
)

Convolution of 8-bit integer vectors kernel for XPULPV2 extension.

Parameters:

pSrcA points to the first input vector
srcALen Length of the first input vector
pSrcB points to the second input vector
srcBLen Length of the second input vector
pRes output result returned here

Return: none

function plp_conv_parallel_OLA

void plp_conv_parallel_OLA(
    uint32_t nPE,
    uint32_t srcALen,
    uint32_t srcBLen,
    int32_t * resultsBuffer
)

Helper function for parallelized overlap-adding of partial convolution results.

Parameters:

nPE Number of processing cores
srcALen Length of the first original input vector
srcBLen Length of the second original input vector
resultsBuffer resultsBuffer array from plp_conv_i[XX]_parallel

Return: none

function plp_conv_parallel_OLA_kernel

void plp_conv_parallel_OLA_kernel(
    void * task_args
)

Helper function for parallelized overlap-adding of partial convolution results.

Parameters:

task_args Holds the plp_conv_tree_add_instance that describes the vector parameters

Return: none

function plp_conv_valid_i16s_xpulpv2

void plp_conv_valid_i16s_xpulpv2(
    const int16_t * pSrcA,
    const uint32_t srcALen,
    const int16_t * pSrcB,
    const uint32_t srcBLen,
    int32_t * pRes
)

Convolution of 16-bit integer vectors kernel for XPULPV2 extension.

Parameters:

pSrcA points to the first input vector
srcALen Length of the first input vector
pSrcB points to the second input vector
srcBLen Length of the second input vector
pRes output result returned here

Return: none

Convolution (valid) of 16-bit integer vectors kernel for XPULPV2 extension.

function plp_conv_valid_i32s_xpulpv2

void plp_conv_valid_i32s_xpulpv2(
    const int32_t * pSrcA,
    const uint32_t srcALen,
    const int32_t * pSrcB,
    const uint32_t srcBLen,
    int32_t * pRes
)

Convolution (valid) of 32-bit integer vectors kernel for XPULPV2 extension.

Parameters:

pSrcA points to the first input vector
srcALen Length of the first input vector
pSrcB points to the second input vector
srcBLen Length of the second input vector
pRes output result returned here

Return: none

function plp_conv_valid_i8s_xpulpv2

void plp_conv_valid_i8s_xpulpv2(
    const int8_t * pSrcA,
    const uint32_t srcALen,
    const int8_t * pSrcB,
    const uint32_t srcBLen,
    int32_t * pRes
)

Convolution of 8-bit integer vectors kernel for XPULPV2 extension.

Parameters:

pSrcA points to the first input vector
srcALen Length of the first input vector
pSrcB points to the second input vector
srcBLen Length of the second input vector
pRes output result returned here

Return: none

Convolution (valid) of 8-bit integer vectors kernel for XPULPV2 extension.

function plp_conv_valid_rep_i16s_xpulpv2

void plp_conv_valid_rep_i16s_xpulpv2(
    const int16_t * pSrcA,
    const uint32_t srcALen,
    const uint32_t srcAMem,
    const int16_t * pSrcB,
    const uint32_t srcBLen,
    int32_t * pRes
)

Convolution of 16-bit integer vectors kernel for XPULPV2 extension.

Parameters:

pSrcA points to the first input vector of the replicated data
srcALen Number of elements in (unreplicated) vector a
srcAMem Number of elements between each replication
pSrcB points to the second input vector
srcBLen Length of the second input vector
pRes output result returned here

Return: none

Convolution (valid with data replication) of 16-bit integer vectors kernel for XPULPV2 extension.

function plp_conv_valid_rep_i8s_xpulpv2

void plp_conv_valid_rep_i8s_xpulpv2(
    const int8_t * pSrcA,
    const uint32_t srcALen,
    const uint32_t srcAMem,
    const int8_t * pSrcB,
    const uint32_t srcBLen,
    int32_t * pRes
)

Convolution of 8-bit integer vectors kernel for XPULPV2 extension.

Parameters:

pSrcA points to the first input vector of the replicated data
srcALen Number of elements in (unreplicated) vector a
srcAMem Number of elements between each replication
pSrcB points to the second input vector
srcBLen Length of the second input vector
pRes output result returned here

Return: none

Convolution (valid with data replication) of 8-bit integer vectors kernel for XPULPV2 extension.

Updated on 2023-03-01 at 16:16:32 +0000