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Merge pull request #12344 from terfendail:core_wintr

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pull/12843/head
Alexander Alekhin 6 years ago
parent 1cc3f7abbb 43d9256096
commit 7bac615d8f
4 changed files with 204 additions and 216 deletions
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  1. 30
      modules/core/src/copy.cpp
  2. 89
      modules/core/src/lapack.cpp
  3. 121
      modules/core/src/mathfuncs.cpp
  4. 180
      modules/core/src/matmul.cpp

30
modules/core/src/copy.cpp
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@ -90,20 +90,21 @@ copyMask_<uchar>(const uchar* _src, size_t sstep, const uchar* mask, size_t mste
const uchar* src = (const uchar*)_src;
uchar* dst = (uchar*)_dst;
int x = 0;
#if CV_SIMD128
#if CV_SIMD
{
v_uint8x16 v_zero = v_setzero_u8();
v_uint8 v_zero = vx_setzero_u8();
for( ; x <= size.width - 16; x += 16 )
for( ; x <= size.width - v_uint8::nlanes; x += v_uint8::nlanes )
{
v_uint8x16 v_src = v_load(src + x),
v_dst = v_load(dst + x),
v_nmask = v_load(mask + x) == v_zero;
v_uint8 v_src = vx_load(src + x),
v_dst = vx_load(dst + x),
v_nmask = vx_load(mask + x) == v_zero;
v_dst = v_select(v_nmask, v_dst, v_src);
v_store(dst + x, v_dst);
}
}
vx_cleanup();
#endif
for( ; x < size.width; x++ )
if( mask[x] )
@ -121,25 +122,26 @@ copyMask_<ushort>(const uchar* _src, size_t sstep, const uchar* mask, size_t mst
const ushort* src = (const ushort*)_src;
ushort* dst = (ushort*)_dst;
int x = 0;
#if CV_SIMD128
#if CV_SIMD
{
v_uint8x16 v_zero = v_setzero_u8();
v_uint8 v_zero = vx_setzero_u8();
for( ; x <= size.width - 16; x += 16 )
for( ; x <= size.width - v_uint8::nlanes; x += v_uint8::nlanes )
{
v_uint16x8 v_src1 = v_load(src + x), v_src2 = v_load(src + x + 8),
v_dst1 = v_load(dst + x), v_dst2 = v_load(dst + x + 8);
v_uint16 v_src1 = vx_load(src + x), v_src2 = vx_load(src + x + v_uint16::nlanes),
v_dst1 = vx_load(dst + x), v_dst2 = vx_load(dst + x + v_uint16::nlanes);
v_uint8x16 v_nmask1, v_nmask2;
v_uint8x16 v_nmask = v_load(mask + x) == v_zero;
v_uint8 v_nmask1, v_nmask2;
v_uint8 v_nmask = vx_load(mask + x) == v_zero;
v_zip(v_nmask, v_nmask, v_nmask1, v_nmask2);
v_dst1 = v_select(v_reinterpret_as_u16(v_nmask1), v_dst1, v_src1);
v_dst2 = v_select(v_reinterpret_as_u16(v_nmask2), v_dst2, v_src2);
v_store(dst + x, v_dst1);
v_store(dst + x + 8, v_dst2);
v_store(dst + x + v_uint16::nlanes, v_dst2);
}
}
vx_cleanup();
#endif
for( ; x < size.width; x++ )
if( mask[x] )

89
modules/core/src/lapack.cpp
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@ -277,40 +277,42 @@ template<typename T> struct VBLAS
int givensx(T*, T*, int, T, T, T*, T*) const { return 0; }
};
#if CV_SIMD128
#if CV_SIMD
template<> inline int VBLAS<float>::dot(const float* a, const float* b, int n, float* result) const
{
if( n < 8 )
if( n < 2*v_float32::nlanes )
return 0;
int k = 0;
v_float32x4 s0 = v_setzero_f32();
for( ; k <= n - v_float32x4::nlanes; k += v_float32x4::nlanes )
v_float32 s0 = vx_setzero_f32();
for( ; k <= n - v_float32::nlanes; k += v_float32::nlanes )
{
v_float32x4 a0 = v_load(a + k);
v_float32x4 b0 = v_load(b + k);
v_float32 a0 = vx_load(a + k);
v_float32 b0 = vx_load(b + k);
s0 += a0 * b0;
}
*result = v_reduce_sum(s0);
vx_cleanup();
return k;
}
template<> inline int VBLAS<float>::givens(float* a, float* b, int n, float c, float s) const
{
if( n < 4 )
if( n < v_float32::nlanes)
return 0;
int k = 0;
v_float32x4 c4 = v_setall_f32(c), s4 = v_setall_f32(s);
for( ; k <= n - v_float32x4::nlanes; k += v_float32x4::nlanes )
v_float32 c4 = vx_setall_f32(c), s4 = vx_setall_f32(s);
for( ; k <= n - v_float32::nlanes; k += v_float32::nlanes )
{
v_float32x4 a0 = v_load(a + k);
v_float32x4 b0 = v_load(b + k);
v_float32x4 t0 = (a0 * c4) + (b0 * s4);
v_float32x4 t1 = (b0 * c4) - (a0 * s4);
v_float32 a0 = vx_load(a + k);
v_float32 b0 = vx_load(b + k);
v_float32 t0 = (a0 * c4) + (b0 * s4);
v_float32 t1 = (b0 * c4) - (a0 * s4);
v_store(a + k, t0);
v_store(b + k, t1);
}
vx_cleanup();
return k;
}
@ -318,17 +320,17 @@ template<> inline int VBLAS<float>::givens(float* a, float* b, int n, float c, f
template<> inline int VBLAS<float>::givensx(float* a, float* b, int n, float c, float s,
float* anorm, float* bnorm) const
{
if( n < 4 )
if( n < v_float32::nlanes)
return 0;
int k = 0;
v_float32x4 c4 = v_setall_f32(c), s4 = v_setall_f32(s);
v_float32x4 sa = v_setzero_f32(), sb = v_setzero_f32();
for( ; k <= n - v_float32x4::nlanes; k += v_float32x4::nlanes )
v_float32 c4 = vx_setall_f32(c), s4 = vx_setall_f32(s);
v_float32 sa = vx_setzero_f32(), sb = vx_setzero_f32();
for( ; k <= n - v_float32::nlanes; k += v_float32::nlanes )
{
v_float32x4 a0 = v_load(a + k);
v_float32x4 b0 = v_load(b + k);
v_float32x4 t0 = (a0 * c4) + (b0 * s4);
v_float32x4 t1 = (b0 * c4) - (a0 * s4);
v_float32 a0 = vx_load(a + k);
v_float32 b0 = vx_load(b + k);
v_float32 t0 = (a0 * c4) + (b0 * s4);
v_float32 t1 = (b0 * c4) - (a0 * s4);
v_store(a + k, t0);
v_store(b + k, t1);
sa += t0 + t0;
@ -336,26 +338,28 @@ template<> inline int VBLAS<float>::givensx(float* a, float* b, int n, float c,
}
*anorm = v_reduce_sum(sa);
*bnorm = v_reduce_sum(sb);
vx_cleanup();
return k;
}
#if CV_SIMD128_64F
#if CV_SIMD_64F
template<> inline int VBLAS<double>::dot(const double* a, const double* b, int n, double* result) const
{
if( n < 4 )
if( n < 2*v_float64::nlanes )
return 0;
int k = 0;
v_float64x2 s0 = v_setzero_f64();
for( ; k <= n - v_float64x2::nlanes; k += v_float64x2::nlanes )
v_float64 s0 = vx_setzero_f64();
for( ; k <= n - v_float64::nlanes; k += v_float64::nlanes )
{
v_float64x2 a0 = v_load(a + k);
v_float64x2 b0 = v_load(b + k);
v_float64 a0 = vx_load(a + k);
v_float64 b0 = vx_load(b + k);
s0 += a0 * b0;
}
double sbuf[2];
v_store(sbuf, s0);
*result = sbuf[0] + sbuf[1];
vx_cleanup();
return k;
}
@ -363,16 +367,17 @@ template<> inline int VBLAS<double>::dot(const double* a, const double* b, int n
template<> inline int VBLAS<double>::givens(double* a, double* b, int n, double c, double s) const
{
int k = 0;
v_float64x2 c2 = v_setall_f64(c), s2 = v_setall_f64(s);
for( ; k <= n - v_float64x2::nlanes; k += v_float64x2::nlanes )
v_float64 c2 = vx_setall_f64(c), s2 = vx_setall_f64(s);
for( ; k <= n - v_float64::nlanes; k += v_float64::nlanes )
{
v_float64x2 a0 = v_load(a + k);
v_float64x2 b0 = v_load(b + k);
v_float64x2 t0 = (a0 * c2) + (b0 * s2);
v_float64x2 t1 = (b0 * c2) - (a0 * s2);
v_float64 a0 = vx_load(a + k);
v_float64 b0 = vx_load(b + k);
v_float64 t0 = (a0 * c2) + (b0 * s2);
v_float64 t1 = (b0 * c2) - (a0 * s2);
v_store(a + k, t0);
v_store(b + k, t1);
}
vx_cleanup();
return k;
}
@ -381,14 +386,14 @@ template<> inline int VBLAS<double>::givensx(double* a, double* b, int n, double
double* anorm, double* bnorm) const
{
int k = 0;
v_float64x2 c2 = v_setall_f64(c), s2 = v_setall_f64(s);
v_float64x2 sa = v_setzero_f64(), sb = v_setzero_f64();
for( ; k <= n - v_float64x2::nlanes; k += v_float64x2::nlanes )
v_float64 c2 = vx_setall_f64(c), s2 = vx_setall_f64(s);
v_float64 sa = vx_setzero_f64(), sb = vx_setzero_f64();
for( ; k <= n - v_float64::nlanes; k += v_float64::nlanes )
{
v_float64x2 a0 = v_load(a + k);
v_float64x2 b0 = v_load(b + k);
v_float64x2 t0 = (a0 * c2) + (b0 * s2);
v_float64x2 t1 = (b0 * c2) - (a0 * s2);
v_float64 a0 = vx_load(a + k);
v_float64 b0 = vx_load(b + k);
v_float64 t0 = (a0 * c2) + (b0 * s2);
v_float64 t1 = (b0 * c2) - (a0 * s2);
v_store(a + k, t0);
v_store(b + k, t1);
sa += t0 * t0;
@ -401,8 +406,8 @@ template<> inline int VBLAS<double>::givensx(double* a, double* b, int n, double
*bnorm = bbuf[0] + bbuf[1];
return k;
}
#endif //CV_SIMD128_64F
#endif //CV_SIMD128
#endif //CV_SIMD_64F
#endif //CV_SIMD
template<typename _Tp> void
JacobiSVDImpl_(_Tp* At, size_t astep, _Tp* _W, _Tp* Vt, size_t vstep,

121
modules/core/src/mathfuncs.cpp
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@ -606,17 +606,15 @@ void polarToCart( InputArray src1, InputArray src2,
{
k = 0;
#if CV_SIMD128
if( hasSIMD128() )
#if CV_SIMD
int cWidth = v_float32::nlanes;
for( ; k <= len - cWidth; k += cWidth )
{
int cWidth = v_float32x4::nlanes;
for( ; k <= len - cWidth; k += cWidth )
{
v_float32x4 v_m = v_load(mag + k);
v_store(x + k, v_load(x + k) * v_m);
v_store(y + k, v_load(y + k) * v_m);
}
v_float32 v_m = vx_load(mag + k);
v_store(x + k, vx_load(x + k) * v_m);
v_store(y + k, vx_load(y + k) * v_m);
}
vx_cleanup();
#endif
for( ; k < len; k++ )
@ -735,7 +733,7 @@ struct iPow_SIMD
}
};
#if CV_SIMD128
#if CV_SIMD
template <>
struct iPow_SIMD<uchar, int>
@ -743,13 +741,13 @@ struct iPow_SIMD<uchar, int>
int operator() ( const uchar * src, uchar * dst, int len, int power )
{
int i = 0;
v_uint32x4 v_1 = v_setall_u32(1u);
v_uint32 v_1 = vx_setall_u32(1u);
for ( ; i <= len - 8; i += 8)
for ( ; i <= len - v_uint16::nlanes; i += v_uint16::nlanes)
{
v_uint32x4 v_a1 = v_1, v_a2 = v_1;
v_uint16x8 v = v_load_expand(src + i);
v_uint32x4 v_b1, v_b2;
v_uint32 v_a1 = v_1, v_a2 = v_1;
v_uint16 v = vx_load_expand(src + i);
v_uint32 v_b1, v_b2;
v_expand(v, v_b1, v_b2);
int p = power;
@ -771,6 +769,7 @@ struct iPow_SIMD<uchar, int>
v = v_pack(v_a1, v_a2);
v_pack_store(dst + i, v);
}
vx_cleanup();
return i;
}
@ -782,13 +781,13 @@ struct iPow_SIMD<schar, int>
int operator() ( const schar * src, schar * dst, int len, int power)
{
int i = 0;
v_int32x4 v_1 = v_setall_s32(1);
v_int32 v_1 = vx_setall_s32(1);
for ( ; i <= len - 8; i += 8)
for ( ; i <= len - v_int16::nlanes; i += v_int16::nlanes)
{
v_int32x4 v_a1 = v_1, v_a2 = v_1;
v_int16x8 v = v_load_expand(src + i);
v_int32x4 v_b1, v_b2;
v_int32 v_a1 = v_1, v_a2 = v_1;
v_int16 v = vx_load_expand(src + i);
v_int32 v_b1, v_b2;
v_expand(v, v_b1, v_b2);
int p = power;
@ -810,6 +809,7 @@ struct iPow_SIMD<schar, int>
v = v_pack(v_a1, v_a2);
v_pack_store(dst + i, v);
}
vx_cleanup();
return i;
}
@ -821,13 +821,13 @@ struct iPow_SIMD<ushort, int>
int operator() ( const ushort * src, ushort * dst, int len, int power)
{
int i = 0;
v_uint32x4 v_1 = v_setall_u32(1u);
v_uint32 v_1 = vx_setall_u32(1u);
for ( ; i <= len - 8; i += 8)
for ( ; i <= len - v_uint16::nlanes; i += v_uint16::nlanes)
{
v_uint32x4 v_a1 = v_1, v_a2 = v_1;
v_uint16x8 v = v_load(src + i);
v_uint32x4 v_b1, v_b2;
v_uint32 v_a1 = v_1, v_a2 = v_1;
v_uint16 v = vx_load(src + i);
v_uint32 v_b1, v_b2;
v_expand(v, v_b1, v_b2);
int p = power;
@ -849,6 +849,7 @@ struct iPow_SIMD<ushort, int>
v = v_pack(v_a1, v_a2);
v_store(dst + i, v);
}
vx_cleanup();
return i;
}
@ -860,13 +861,13 @@ struct iPow_SIMD<short, int>
int operator() ( const short * src, short * dst, int len, int power)
{
int i = 0;
v_int32x4 v_1 = v_setall_s32(1);
v_int32 v_1 = vx_setall_s32(1);
for ( ; i <= len - 8; i += 8)
for ( ; i <= len - v_int16::nlanes; i += v_int16::nlanes)
{
v_int32x4 v_a1 = v_1, v_a2 = v_1;
v_int16x8 v = v_load(src + i);
v_int32x4 v_b1, v_b2;
v_int32 v_a1 = v_1, v_a2 = v_1;
v_int16 v = vx_load(src + i);
v_int32 v_b1, v_b2;
v_expand(v, v_b1, v_b2);
int p = power;
@ -888,6 +889,7 @@ struct iPow_SIMD<short, int>
v = v_pack(v_a1, v_a2);
v_store(dst + i, v);
}
vx_cleanup();
return i;
}
@ -899,12 +901,12 @@ struct iPow_SIMD<int, int>
int operator() ( const int * src, int * dst, int len, int power)
{
int i = 0;
v_int32x4 v_1 = v_setall_s32(1);
v_int32 v_1 = vx_setall_s32(1);
for ( ; i <= len - 8; i += 8)
for ( ; i <= len - v_int32::nlanes*2; i += v_int32::nlanes*2)
{
v_int32x4 v_a1 = v_1, v_a2 = v_1;
v_int32x4 v_b1 = v_load(src + i), v_b2 = v_load(src + i + 4);
v_int32 v_a1 = v_1, v_a2 = v_1;
v_int32 v_b1 = vx_load(src + i), v_b2 = vx_load(src + i + v_int32::nlanes);
int p = power;
while( p > 1 )
@ -923,8 +925,9 @@ struct iPow_SIMD<int, int>
v_a2 *= v_b2;
v_store(dst + i, v_a1);
v_store(dst + i + 4, v_a2);
v_store(dst + i + v_int32::nlanes, v_a2);
}
vx_cleanup();
return i;
}
@ -936,12 +939,12 @@ struct iPow_SIMD<float, float>
int operator() ( const float * src, float * dst, int len, int power)
{
int i = 0;
v_float32x4 v_1 = v_setall_f32(1.f);
v_float32 v_1 = vx_setall_f32(1.f);
for ( ; i <= len - 8; i += 8)
for ( ; i <= len - v_float32::nlanes*2; i += v_float32::nlanes*2)
{
v_float32x4 v_a1 = v_1, v_a2 = v_1;
v_float32x4 v_b1 = v_load(src + i), v_b2 = v_load(src + i + 4);
v_float32 v_a1 = v_1, v_a2 = v_1;
v_float32 v_b1 = vx_load(src + i), v_b2 = vx_load(src + i + v_float32::nlanes);
int p = std::abs(power);
if( power < 0 )
{
@ -965,26 +968,27 @@ struct iPow_SIMD<float, float>
v_a2 *= v_b2;
v_store(dst + i, v_a1);
v_store(dst + i + 4, v_a2);
v_store(dst + i + v_float32::nlanes, v_a2);
}
vx_cleanup();
return i;
}
};
#if CV_SIMD128_64F
#if CV_SIMD_64F
template <>
struct iPow_SIMD<double, double>
{
int operator() ( const double * src, double * dst, int len, int power)
{
int i = 0;
v_float64x2 v_1 = v_setall_f64(1.);
v_float64 v_1 = vx_setall_f64(1.);
for ( ; i <= len - 4; i += 4)
for ( ; i <= len - v_float64::nlanes*2; i += v_float64::nlanes*2)
{
v_float64x2 v_a1 = v_1, v_a2 = v_1;
v_float64x2 v_b1 = v_load(src + i), v_b2 = v_load(src + i + 2);
v_float64 v_a1 = v_1, v_a2 = v_1;
v_float64 v_b1 = vx_load(src + i), v_b2 = vx_load(src + i + v_float64::nlanes);
int p = std::abs(power);
if( power < 0 )
{
@ -1008,8 +1012,9 @@ struct iPow_SIMD<double, double>
v_a2 *= v_b2;
v_store(dst + i, v_a1);
v_store(dst + i + 2, v_a2);
v_store(dst + i + v_float64::nlanes, v_a2);
}
vx_cleanup();
return i;
}
@ -1594,9 +1599,9 @@ void patchNaNs( InputOutputArray _a, double _val )
Cv32suf val;
val.f = (float)_val;
#if CV_SIMD128
v_int32x4 v_mask1 = v_setall_s32(0x7fffffff), v_mask2 = v_setall_s32(0x7f800000);
v_int32x4 v_val = v_setall_s32(val.i);
#if CV_SIMD
v_int32 v_mask1 = vx_setall_s32(0x7fffffff), v_mask2 = vx_setall_s32(0x7f800000);
v_int32 v_val = vx_setall_s32(val.i);
#endif
for( size_t i = 0; i < it.nplanes; i++, ++it )
@ -1604,18 +1609,16 @@ void patchNaNs( InputOutputArray _a, double _val )
int* tptr = ptrs[0];
size_t j = 0;
#if CV_SIMD128
if( hasSIMD128() )
#if CV_SIMD
size_t cWidth = (size_t)v_int32::nlanes;
for ( ; j + cWidth <= len; j += cWidth)
{
size_t cWidth = (size_t)v_int32x4::nlanes;
for ( ; j + cWidth <= len; j += cWidth)
{
v_int32x4 v_src = v_load(tptr + j);
v_int32x4 v_cmp_mask = v_mask2 < (v_src & v_mask1);
v_int32x4 v_dst = v_select(v_cmp_mask, v_val, v_src);
v_store(tptr + j, v_dst);
}
v_int32 v_src = vx_load(tptr + j);
v_int32 v_cmp_mask = v_mask2 < (v_src & v_mask1);
v_int32 v_dst = v_select(v_cmp_mask, v_val, v_src);
v_store(tptr + j, v_dst);
}
vx_cleanup();
#endif
for( ; j < len; j++ )

180
modules/core/src/matmul.cpp
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@ -2310,18 +2310,12 @@ static void scaleAdd_32f(const float* src1, const float* src2, float* dst,
{
float alpha = *_alpha;
int i = 0;
#if CV_SIMD128
if (hasSIMD128())
{
v_float32x4 v_alpha = v_setall_f32(alpha);
const int cWidth = v_float32x4::nlanes;
for (; i <= len - cWidth; i += cWidth)
{
v_float32x4 v_src1 = v_load(src1 + i);
v_float32x4 v_src2 = v_load(src2 + i);
v_store(dst + i, (v_src1 * v_alpha) + v_src2);
}
}
#if CV_SIMD
v_float32 v_alpha = vx_setall_f32(alpha);
const int cWidth = v_float32::nlanes;
for (; i <= len - cWidth; i += cWidth)
v_store(dst + i, v_muladd(vx_load(src1 + i), v_alpha, vx_load(src2 + i)));
vx_cleanup();
#endif
for (; i < len; i++)
dst[i] = src1[i] * alpha + src2[i];
@ -2333,22 +2327,12 @@ static void scaleAdd_64f(const double* src1, const double* src2, double* dst,
{
double alpha = *_alpha;
int i = 0;
#if CV_SIMD128_64F
if (hasSIMD128())
{
v_float64x2 a2 = v_setall_f64(alpha);
const int cWidth = v_float64x2::nlanes;
for (; i <= len - cWidth * 2; i += cWidth * 2)
{
v_float64x2 x0, x1, y0, y1, t0, t1;
x0 = v_load(src1 + i); x1 = v_load(src1 + i + cWidth);
y0 = v_load(src2 + i); y1 = v_load(src2 + i + cWidth);
t0 = x0 * a2 + y0;
t1 = x1 * a2 + y1;
v_store(dst + i, t0);
v_store(dst + i + cWidth, t1);
}
}
#if CV_SIMD_64F
v_float64 a2 = vx_setall_f64(alpha);
const int cWidth = v_float64::nlanes;
for (; i <= len - cWidth; i += cWidth)
v_store(dst + i, v_muladd(vx_load(src1 + i), a2, vx_load(src2 + i)));
vx_cleanup();
#endif
for (; i < len; i++)
dst[i] = src1[i] * alpha + src2[i];
@ -3025,42 +3009,40 @@ static double dotProd_8u(const uchar* src1, const uchar* src2, int len)
#endif
int i = 0;
#if CV_SIMD128
if (hasSIMD128())
#if CV_SIMD
int len0 = len & -v_uint16::nlanes, blockSize0 = (1 << 15), blockSize;
while (i < len0)
{
int len0 = len & -8, blockSize0 = (1 << 15), blockSize;
blockSize = std::min(len0 - i, blockSize0);
v_int32 v_sum = vx_setzero_s32();
const int cWidth = v_uint16::nlanes;
while (i < len0)
int j = 0;
for (; j <= blockSize - cWidth * 2; j += cWidth * 2)
{
blockSize = std::min(len0 - i, blockSize0);
v_int32x4 v_sum = v_setzero_s32();
const int cWidth = v_uint16x8::nlanes;
v_uint16 v_src10, v_src20, v_src11, v_src21;
v_expand(vx_load(src1 + j), v_src10, v_src11);
v_expand(vx_load(src2 + j), v_src20, v_src21);
int j = 0;
for (; j <= blockSize - cWidth * 2; j += cWidth * 2)
{
v_uint16x8 v_src10, v_src20, v_src11, v_src21;
v_expand(v_load(src1 + j), v_src10, v_src11);
v_expand(v_load(src2 + j), v_src20, v_src21);
v_sum += v_dotprod(v_reinterpret_as_s16(v_src10), v_reinterpret_as_s16(v_src20));
v_sum += v_dotprod(v_reinterpret_as_s16(v_src11), v_reinterpret_as_s16(v_src21));
}
for (; j <= blockSize - cWidth; j += cWidth)
{
v_int16x8 v_src10 = v_reinterpret_as_s16(v_load_expand(src1 + j));
v_int16x8 v_src20 = v_reinterpret_as_s16(v_load_expand(src2 + j));
v_sum += v_dotprod(v_reinterpret_as_s16(v_src10), v_reinterpret_as_s16(v_src20));
v_sum += v_dotprod(v_reinterpret_as_s16(v_src11), v_reinterpret_as_s16(v_src21));
}
v_sum += v_dotprod(v_src10, v_src20);
}
r += (double)v_reduce_sum(v_sum);
for (; j <= blockSize - cWidth; j += cWidth)
{
v_int16 v_src10 = v_reinterpret_as_s16(vx_load_expand(src1 + j));
v_int16 v_src20 = v_reinterpret_as_s16(vx_load_expand(src2 + j));
src1 += blockSize;
src2 += blockSize;
i += blockSize;
v_sum += v_dotprod(v_src10, v_src20);
}
r += (double)v_reduce_sum(v_sum);
src1 += blockSize;
src2 += blockSize;
i += blockSize;
}
vx_cleanup();
#elif CV_NEON
if( cv::checkHardwareSupport(CV_CPU_NEON) )
{
@ -3113,42 +3095,40 @@ static double dotProd_8s(const schar* src1, const schar* src2, int len)
double r = 0.0;
int i = 0;
#if CV_SIMD128
if (hasSIMD128())
#if CV_SIMD
int len0 = len & -v_int16::nlanes, blockSize0 = (1 << 14), blockSize;
while (i < len0)
{
int len0 = len & -8, blockSize0 = (1 << 14), blockSize;
blockSize = std::min(len0 - i, blockSize0);
v_int32 v_sum = vx_setzero_s32();
const int cWidth = v_int16::nlanes;
while (i < len0)
int j = 0;
for (; j <= blockSize - cWidth * 2; j += cWidth * 2)
{
blockSize = std::min(len0 - i, blockSize0);
v_int32x4 v_sum = v_setzero_s32();
const int cWidth = v_int16x8::nlanes;
int j = 0;
for (; j <= blockSize - cWidth * 2; j += cWidth * 2)
{
v_int16x8 v_src10, v_src20, v_src11, v_src21;
v_expand(v_load(src1 + j), v_src10, v_src11);
v_expand(v_load(src2 + j), v_src20, v_src21);
v_int16 v_src10, v_src20, v_src11, v_src21;
v_expand(vx_load(src1 + j), v_src10, v_src11);
v_expand(vx_load(src2 + j), v_src20, v_src21);
v_sum += v_dotprod(v_src10, v_src20);
v_sum += v_dotprod(v_src11, v_src21);
}
for (; j <= blockSize - cWidth; j += cWidth)
{
v_int16x8 v_src10 = v_load_expand(src1 + j);
v_int16x8 v_src20 = v_load_expand(src2 + j);
v_sum += v_dotprod(v_src10, v_src20);
v_sum += v_dotprod(v_src11, v_src21);
}
v_sum += v_dotprod(v_src10, v_src20);
}
r += (double)v_reduce_sum(v_sum);
for (; j <= blockSize - cWidth; j += cWidth)
{
v_int16 v_src10 = vx_load_expand(src1 + j);
v_int16 v_src20 = vx_load_expand(src2 + j);
src1 += blockSize;
src2 += blockSize;
i += blockSize;
v_sum += v_dotprod(v_src10, v_src20);
}
r += (double)v_reduce_sum(v_sum);
src1 += blockSize;
src2 += blockSize;
i += blockSize;
}
vx_cleanup();
#elif CV_NEON
if( cv::checkHardwareSupport(CV_CPU_NEON) )
{
@ -3232,28 +3212,26 @@ static double dotProd_32f(const float* src1, const float* src2, int len)
#endif
int i = 0;
#if CV_SIMD128
if (hasSIMD128())
{
int len0 = len & -4, blockSize0 = (1 << 13), blockSize;
#if CV_SIMD
int len0 = len & -v_float32::nlanes, blockSize0 = (1 << 13), blockSize;
while (i < len0)
{
blockSize = std::min(len0 - i, blockSize0);
v_float32x4 v_sum = v_setzero_f32();
while (i < len0)
{
blockSize = std::min(len0 - i, blockSize0);
v_float32 v_sum = vx_setzero_f32();
int j = 0;
int cWidth = v_float32x4::nlanes;
for (; j <= blockSize - cWidth; j += cWidth)
v_sum = v_muladd(v_load(src1 + j), v_load(src2 + j), v_sum);
int j = 0;
int cWidth = v_float32::nlanes;
for (; j <= blockSize - cWidth; j += cWidth)
v_sum = v_muladd(vx_load(src1 + j), vx_load(src2 + j), v_sum);
r += v_reduce_sum(v_sum);
r += v_reduce_sum(v_sum);
src1 += blockSize;
src2 += blockSize;
i += blockSize;
}
src1 += blockSize;
src2 += blockSize;
i += blockSize;
}
vx_cleanup();
#endif
return r + dotProd_(src1, src2, len - i);
}

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