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Add vceilf(x)

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This commit is contained in:
heckflosse 2018-12-31 18:47:08 +01:00
parent e9481df9bd
commit d43ccc5e81
1 changed files with 16 additions and 0 deletions
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16
rtengine/sleefsseavx.c
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@ -1427,5 +1427,21 @@ static INLINE void vconvertrgbrgbrgbrgb2rrrrggggbbbb (const float * src, vfloat
bv = _mm_setr_ps(src[2],src[5],src[8],src[11]);
}
#if defined( __SSE4_1__ ) && defined( __x86_64__ )
static INLINE vfloat vceilf(vfloat x) {
return _mm_round_ps(x, _MM_FROUND_TO_POS_INF |_MM_FROUND_NO_EXC);
}
#else
static INLINE vfloat vceilf(vfloat x) {
__m128i zerov = _mm_setzero_si128();
zerov = _mm_cmpeq_epi32(zerov, zerov);
const vfloat onev = (vfloat)_mm_slli_epi32(_mm_srli_epi32(zerov, 25), 23); //create vector 1.0f
const vfloat xi = _mm_cvtepi32_ps(_mm_cvttps_epi32(x));
return xi + _mm_and_ps(_mm_cmplt_ps(xi, x), onev);
}
#endif
#endif // __SSE2__
#endif // SLEEFSSEAVX