SymmColumnSmallVec_32s16s 3x1 asymm
NEON speedup: 2.12x Auto-vect speedup: 1.01x Test kernel: [-2, 0, 2]
This commit is contained in:
parent
4443d6b0a1
commit
37e018454d
@ -2745,7 +2745,28 @@ struct SymmColumnSmallVec_32s16s
|
||||
}
|
||||
else
|
||||
{
|
||||
return 0;
|
||||
float32x2_t k32 = vdup_n_f32(0);
|
||||
k32 = vld1_lane_f32(ky + 1, k32, 1);
|
||||
|
||||
for( ; i <= width - 4; i += 4 )
|
||||
{
|
||||
int32x4_t x0, x1, x2, x3;
|
||||
x0 = vld1q_s32((int32_t const *)(S0 + i));
|
||||
x1 = vld1q_s32((int32_t const *)(S2 + i));
|
||||
|
||||
x2 = vsubq_s32(x1, x0);
|
||||
|
||||
float32x4_t s0, s1;
|
||||
s0 = vcvtq_f32_s32(x2);
|
||||
s1 = vmlaq_lane_f32(df4, s0, k32, 1);
|
||||
|
||||
x3 = vcvtq_s32_f32(s1);
|
||||
|
||||
int16x4_t x4;
|
||||
x4 = vqmovn_s32(x3);
|
||||
|
||||
vst1_s16((int16_t *)(dst + i), x4);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user