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