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added vclamp()

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This commit is contained in:
Ahmet Inan 2018-12-12 22:51:28 +01:00
commit e51425e121
4 changed files with 174 additions and 0 deletions
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32
neon.hh
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@ -872,4 +872,36 @@ inline SIMD<int32_t, 4> vmax(SIMD<int32_t, 4> a, SIMD<int32_t, 4> b)
return tmp;
}
template <>
inline SIMD<float, 4> vclamp(SIMD<float, 4> x, float a, float b)
{
SIMD<float, 4> tmp;
tmp.m = vminq_f32(vmaxq_f32(x.m, vdupq_n_f32(a)), vdupq_n_f32(b));
return tmp;
}
template <>
inline SIMD<int8_t, 16> vclamp(SIMD<int8_t, 16> x, int8_t a, int8_t b)
{
SIMD<int8_t, 16> tmp;
tmp.m = vminq_s8(vmaxq_s8(x.m, vdupq_n_s8(a)), vdupq_n_s8(b));
return tmp;
}
template <>
inline SIMD<int16_t, 8> vclamp(SIMD<int16_t, 8> x, int16_t a, int16_t b)
{
SIMD<int16_t, 8> tmp;
tmp.m = vminq_s16(vmaxq_s16(x.m, vdupq_n_s16(a)), vdupq_n_s16(b));
return tmp;
}
template <>
inline SIMD<int32_t, 4> vclamp(SIMD<int32_t, 4> x, int32_t a, int32_t b)
{
SIMD<int32_t, 4> tmp;
tmp.m = vminq_s32(vmaxq_s32(x.m, vdupq_n_s32(a)), vdupq_n_s32(b));
return tmp;
}
#endif