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Add v_expand for AArch64, fuse vmovl+vget_high into vmovl_high

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This commit is contained in:
Jonathan Deakin 2021-03-23 15:06:41 +00:00
parent bdd2b57e5d
commit 29a289dfa1
1 changed files with 21 additions and 0 deletions
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21
modules/core/include/opencv2/core/hal/intrin_neon.hpp
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@ -1539,6 +1539,26 @@ OPENCV_HAL_IMPL_NEON_SELECT(v_float32x4, f32, u32)
OPENCV_HAL_IMPL_NEON_SELECT(v_float64x2, f64, u64)
#endif
#if CV_NEON_AARCH64
#define OPENCV_HAL_IMPL_NEON_EXPAND(_Tpvec, _Tpwvec, _Tp, suffix) \
inline void v_expand(const _Tpvec& a, _Tpwvec& b0, _Tpwvec& b1) \
{ \
b0.val = vmovl_##suffix(vget_low_##suffix(a.val)); \
b1.val = vmovl_high_##suffix(a.val); \
} \
inline _Tpwvec v_expand_low(const _Tpvec& a) \
{ \
return _Tpwvec(vmovl_##suffix(vget_low_##suffix(a.val))); \
} \
inline _Tpwvec v_expand_high(const _Tpvec& a) \
{ \
return _Tpwvec(vmovl_high_##suffix(a.val)); \
} \
inline _Tpwvec v_load_expand(const _Tp* ptr) \
{ \
return _Tpwvec(vmovl_##suffix(vld1_##suffix(ptr))); \
}
#else
#define OPENCV_HAL_IMPL_NEON_EXPAND(_Tpvec, _Tpwvec, _Tp, suffix) \
inline void v_expand(const _Tpvec& a, _Tpwvec& b0, _Tpwvec& b1) \
{ \
@ -1557,6 +1577,7 @@ inline _Tpwvec v_load_expand(const _Tp* ptr) \
{ \
return _Tpwvec(vmovl_##suffix(vld1_##suffix(ptr))); \
}
#endif
OPENCV_HAL_IMPL_NEON_EXPAND(v_uint8x16, v_uint16x8, uchar, u8)
OPENCV_HAL_IMPL_NEON_EXPAND(v_int8x16, v_int16x8, schar, s8)