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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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15
examples/dsp/FastMathFunctions_squareRootPart/sqrt.c Normal file
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@ -0,0 +1,15 @@
#include "ref.h"
riscv_status ref_sqrt_q31(q31_t in, q31_t *pOut)
{
*pOut = (q31_t)(sqrtf((float32_t)in / 2147483648.0f) * 2147483648.0f);
return RISCV_MATH_SUCCESS;
}
riscv_status ref_sqrt_q15(q15_t in, q15_t *pOut)
{
*pOut = (q15_t)(sqrtf((float32_t)in / 32768.0f) * 32768.0f);
return RISCV_MATH_SUCCESS;
}