diff options
Diffstat (limited to 'src/opts/SkNx_sse.h')
| -rw-r--r-- | src/opts/SkNx_sse.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/opts/SkNx_sse.h b/src/opts/SkNx_sse.h index c0e48287b4..3881b54e3a 100644 --- a/src/opts/SkNx_sse.h +++ b/src/opts/SkNx_sse.h @@ -403,6 +403,19 @@ static inline Sk4i Sk4f_round(const Sk4f& x) { return _mm_cvtps_epi32(x.fVec); } +static inline void Sk4h_load4(const void* ptr, Sk4h* r, Sk4h* g, Sk4h* b, Sk4h* a) { + __m128i lo = _mm_loadu_si128(((__m128i*)ptr) + 0), + hi = _mm_loadu_si128(((__m128i*)ptr) + 1); + __m128i even = _mm_unpacklo_epi16(lo, hi), // r0 r2 g0 g2 b0 b2 a0 a2 + odd = _mm_unpackhi_epi16(lo, hi); // r1 r3 ... + __m128i rg = _mm_unpacklo_epi16(even, odd), // r0 r1 r2 r3 g0 g1 g2 g3 + ba = _mm_unpackhi_epi16(even, odd); // b0 b1 ... a0 a1 ... + *r = rg; + *g = _mm_srli_si128(rg, 8); + *b = ba; + *a = _mm_srli_si128(ba, 8); +} + static inline void Sk4h_store4(void* dst, const Sk4h& r, const Sk4h& g, const Sk4h& b, const Sk4h& a) { __m128i rg = _mm_unpacklo_epi16(r.fVec, g.fVec); |