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trying to fix test failures (take 2)

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Vadim Pisarevsky
2015-04-17 11:32:20 +03:00
parent 17675b4cb8
commit 92f2ad0a11
1 changed files with 5 additions and 3 deletions
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8
modules/hal/include/opencv2/hal/intrin.hpp
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@@ -47,6 +47,7 @@
#include <algorithm>
#include <cmath>
#include <float.h>
#include <stdlib.h>
#define OPENCV_HAL_ADD(a, b) ((a) + (b))
@@ -2286,9 +2287,10 @@ inline v_float32x4 operator ~ (const v_float32x4& a)
inline v_float32x4 v_sqrt(const v_float32x4& x)
{
float32x4_t e = vrsqrteq_f32(x.val);
e = vmulq_f32(vrsqrtsq_f32(vmulq_f32(x.val, e), e), e);
e = vmulq_f32(vrsqrtsq_f32(vmulq_f32(x.val, e), e), e);
float32x4_t x1 = vmaxq_f32(x.val, vdupq_n_f32(FLT_MIN));
float32x4_t e = vrsqrteq_f32(x1);
e = vmulq_f32(vrsqrtsq_f32(vmulq_f32(x1, e), e), e);
e = vmulq_f32(vrsqrtsq_f32(vmulq_f32(x1, e), e), e);
return v_float32x4(vmulq_f32(x.val, e));
}