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Merge pull request #15339 from pmur:dotprod-32s-vsx

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Alexander Alekhin
2019-08-31 11:16:04 +00:00
parent 2a6527e751 33fb253a66
commit 048ddbf9ee
2 changed files with 38 additions and 0 deletions
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modules/core/include/opencv2/core/hal/intrin_vsx.hpp
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@@ -1039,6 +1039,15 @@ inline v_float64x2 v_cvt_f64(const v_float32x4& a)
inline v_float64x2 v_cvt_f64_high(const v_float32x4& a)
{ return v_float64x2(vec_cvfo(vec_mergel(a.val, a.val))); }
// The altivec intrinsic is missing for this 2.06 insn
inline v_float64x2 v_cvt_f64(const v_int64x2& a)
{
vec_double2 out;
__asm__ ("xvcvsxddp %x0,%x1" : "=wa"(out) : "wa"(a.val));
return v_float64x2(out);
}
////////////// Lookup table access ////////////////////
inline v_int8x16 v_lut(const schar* tab, const int* idx)