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Merge pull request #16325 from alalek:core_simd_neon_fix_alignment_lut

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Alexander Alekhin 2020-01-16 15:18:56 +00:00
commit 3e2d8ca0a1
1 changed files with 4 additions and 2 deletions
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6
modules/core/include/opencv2/core/hal/intrin_neon.hpp
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@ -2129,10 +2129,12 @@ inline v_float32x4 v_lut(const float* tab, const int* idx)
}
inline v_float32x4 v_lut_pairs(const float* tab, const int* idx)
{
typedef uint64 CV_DECL_ALIGNED(1) unaligned_uint64;
uint64 CV_DECL_ALIGNED(32) elems[2] =
{
*(uint64*)(tab + idx[0]),
*(uint64*)(tab + idx[1])
*(unaligned_uint64*)(tab + idx[0]),
*(unaligned_uint64*)(tab + idx[1])
};
return v_float32x4(vreinterpretq_f32_u64(vld1q_u64(elems)));
}