eden-emu/opus
15
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Remove useless multiply by one

Browse source 
See bffdcee95 (commitcomment-46372726)
This commit is contained in:
Jean-Marc Valin 2021-06-21 01:30:51 -04:00
parent c7ba313a67
commit ae2ae5ead6
1 changed files with 1 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

2
dnn/vec_avx.h
View file

@ -155,7 +155,7 @@ static inline void vec_sigmoid(float *y, const float *x, int N)
X = _mm256_loadu_ps(&x[i]); X = _mm256_loadu_ps(&x[i]);
Y = exp8_approx(X); Y = exp8_approx(X);
/* Compute as 1-1/(1+e^x) to avoid >1 values caused by the reciprocal approximation. */ /* Compute as 1-1/(1+e^x) to avoid >1 values caused by the reciprocal approximation. */
Y = _mm256_sub_ps(one, _mm256_mul_ps(one, _mm256_rcp_ps(_mm256_add_ps(Y, one)))); Y = _mm256_sub_ps(one, _mm256_rcp_ps(_mm256_add_ps(Y, one)));
_mm256_storeu_ps(&y[i], Y); _mm256_storeu_ps(&y[i], Y);
} }
for (;i<N;i++) for (;i<N;i++)