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[feat][nmsis] add nmsis component and nn,dsp demo

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jzlv 2021-09-26 13:38:51 +08:00
parent b2aada479b
commit 5d1126d0f0
989 changed files with 286224 additions and 0 deletions
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49
examples/dsp/BasicMathFunctions_part1/dot_prod.c Normal file
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#include "ref.h"
void ref_dot_prod_f32(float32_t *pSrcA, float32_t *pSrcB, uint32_t blockSize,
float32_t *result)
{
uint32_t i;
float32_t sum = 0.0f;
for (i = 0; i < blockSize; i++) {
sum += pSrcA[i] * pSrcB[i];
}
*result = sum;
}
void ref_dot_prod_q31(q31_t *pSrcA, q31_t *pSrcB, uint32_t blockSize,
q63_t *result)
{
uint32_t i;
q63_t sum = 0.0f;
for (i = 0; i < blockSize; i++) {
sum += ((q63_t)pSrcA[i] * pSrcB[i]) >> 14; // 16.48
}
*result = sum;
}
void ref_dot_prod_q15(q15_t *pSrcA, q15_t *pSrcB, uint32_t blockSize,
q63_t *result)
{
uint32_t i;
q63_t sum = 0.0f;
for (i = 0; i < blockSize; i++) {
sum += (q31_t)pSrcA[i] * pSrcB[i]; // 34.30
}
*result = sum;
}
void ref_dot_prod_q7(q7_t *pSrcA, q7_t *pSrcB, uint32_t blockSize,
q31_t *result)
{
uint32_t i;
q31_t sum = 0.0f;
for (i = 0; i < blockSize; i++) {
sum += (q31_t)pSrcA[i] * pSrcB[i]; // 18.14
}
*result = sum;
}