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cv::sum refactoring

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pull/3326/head
Ilya Lavrenov 10 years ago
parent a3e56114d1
commit be3efdf274
1 changed files with 18 additions and 18 deletions
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  1. 36
      modules/core/src/stat.cpp

36
modules/core/src/stat.cpp
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@ -90,20 +90,20 @@ struct Sum_SIMD<uchar, int>
uint8x16_t v_src = vld1q_u8(src0 + x);
uint16x8_t v_half = vmovl_u8(vget_low_u8(v_src));
v_sum = vaddq_u32(v_sum, vmovl_u16(vget_low_u16(v_half)));
v_sum = vaddq_u32(v_sum, vmovl_u16(vget_high_u16(v_half)));
v_sum = vaddw_u16(v_sum, vget_low_u16(v_half));
v_sum = vaddw_u16(v_sum, vget_high_u16(v_half));
v_half = vmovl_u8(vget_high_u8(v_src));
v_sum = vaddq_u32(v_sum, vmovl_u16(vget_low_u16(v_half)));
v_sum = vaddq_u32(v_sum, vmovl_u16(vget_high_u16(v_half)));
v_sum = vaddw_u16(v_sum, vget_low_u16(v_half));
v_sum = vaddw_u16(v_sum, vget_high_u16(v_half));
}
for ( ; x <= len - 8; x += 8)
{
uint16x8_t v_src = vmovl_u8(vld1_u8(src0 + x));
v_sum = vaddq_u32(v_sum, vmovl_u16(vget_low_u16(v_src)));
v_sum = vaddq_u32(v_sum, vmovl_u16(vget_high_u16(v_src)));
v_sum = vaddw_u16(v_sum, vget_low_u16(v_src));
v_sum = vaddw_u16(v_sum, vget_high_u16(v_src));
}
unsigned int CV_DECL_ALIGNED(16) ar[4];
@ -133,20 +133,20 @@ struct Sum_SIMD<schar, int>
int8x16_t v_src = vld1q_s8(src0 + x);
int16x8_t v_half = vmovl_s8(vget_low_s8(v_src));
v_sum = vaddq_s32(v_sum, vmovl_s16(vget_low_s16(v_half)));
v_sum = vaddq_s32(v_sum, vmovl_s16(vget_high_s16(v_half)));
v_sum = vaddw_s16(v_sum, vget_low_s16(v_half));
v_sum = vaddw_s16(v_sum, vget_high_s16(v_half));
v_half = vmovl_s8(vget_high_s8(v_src));
v_sum = vaddq_s32(v_sum, vmovl_s16(vget_low_s16(v_half)));
v_sum = vaddq_s32(v_sum, vmovl_s16(vget_high_s16(v_half)));
v_sum = vaddw_s16(v_sum, vget_low_s16(v_half));
v_sum = vaddw_s16(v_sum, vget_high_s16(v_half));
}
for ( ; x <= len - 8; x += 8)
{
int16x8_t v_src = vmovl_s8(vld1_s8(src0 + x));
v_sum = vaddq_s32(v_sum, vmovl_s16(vget_low_s16(v_src)));
v_sum = vaddq_s32(v_sum, vmovl_s16(vget_high_s16(v_src)));
v_sum = vaddw_s16(v_sum, vget_low_s16(v_src));
v_sum = vaddw_s16(v_sum, vget_high_s16(v_src));
}
int CV_DECL_ALIGNED(16) ar[4];
@ -175,12 +175,12 @@ struct Sum_SIMD<ushort, int>
{
uint16x8_t v_src = vld1q_u16(src0 + x);
v_sum = vaddq_u32(v_sum, vmovl_u16(vget_low_u16(v_src)));
v_sum = vaddq_u32(v_sum, vmovl_u16(vget_high_u16(v_src)));
v_sum = vaddw_u16(v_sum, vget_low_u16(v_src));
v_sum = vaddw_u16(v_sum, vget_high_u16(v_src));
}
for ( ; x <= len - 4; x += 4)
v_sum = vaddq_u32(v_sum, vmovl_u16(vld1_u16(src0 + x)));
v_sum = vaddw_u16(v_sum, vld1_u16(src0 + x));
unsigned int CV_DECL_ALIGNED(16) ar[4];
vst1q_u32(ar, v_sum);
@ -208,12 +208,12 @@ struct Sum_SIMD<short, int>
{
int16x8_t v_src = vld1q_s16(src0 + x);
v_sum = vaddq_s32(v_sum, vmovl_s16(vget_low_s16(v_src)));
v_sum = vaddq_s32(v_sum, vmovl_s16(vget_high_s16(v_src)));
v_sum = vaddw_s16(v_sum, vget_low_s16(v_src));
v_sum = vaddw_s16(v_sum, vget_high_s16(v_src));
}
for ( ; x <= len - 4; x += 4)
v_sum = vaddq_s32(v_sum, vmovl_s16(vld1_s16(src0 + x)));
v_sum = vaddw_s16(v_sum, vld1_s16(src0 + x));
int CV_DECL_ALIGNED(16) ar[4];
vst1q_s32(ar, v_sum);

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