diff options
| -rw-r--r-- | pixman/loongson-mmintrin.h | 22 | ||||
| -rw-r--r-- | pixman/pixman-mmx.c | 46 |
2 files changed, 68 insertions, 0 deletions
diff --git a/pixman/loongson-mmintrin.h b/pixman/loongson-mmintrin.h index 508366c4..76ae8920 100644 --- a/pixman/loongson-mmintrin.h +++ b/pixman/loongson-mmintrin.h @@ -183,6 +183,17 @@ _mm_unpackhi_pi8 (__m64 __m1, __m64 __m2) } extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__)) +_mm_unpackhi_pi16 (__m64 __m1, __m64 __m2) +{ + __m64 ret; + asm("punpckhhw %0, %1, %2\n\t" + : "=f" (ret) + : "f" (__m1), "f" (__m2) + ); + return ret; +} + +extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__)) _mm_unpacklo_pi8 (__m64 __m1, __m64 __m2) { __m64 ret; @@ -207,6 +218,17 @@ _mm_unpacklo_pi8_f (__m32 __m1, __m64 __m2) } extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__)) +_mm_unpacklo_pi16 (__m64 __m1, __m64 __m2) +{ + __m64 ret; + asm("punpcklhw %0, %1, %2\n\t" + : "=f" (ret) + : "f" (__m1), "f" (__m2) + ); + return ret; +} + +extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__)) _mm_xor_si64 (__m64 __m1, __m64 __m2) { __m64 ret; diff --git a/pixman/pixman-mmx.c b/pixman/pixman-mmx.c index 80aa59d8..98fb84e2 100644 --- a/pixman/pixman-mmx.c +++ b/pixman/pixman-mmx.c @@ -3243,6 +3243,51 @@ mmx_fetch_r5g6b5 (pixman_iter_t *iter, const uint32_t *mask) return iter->buffer; } +static uint32_t * +mmx_fetch_a8 (pixman_iter_t *iter, const uint32_t *mask) +{ + int w = iter->width; + uint32_t *dst = iter->buffer; + uint8_t *src = iter->bits; + + iter->bits += iter->stride; + + while (w && (((unsigned long)dst) & 15)) + { + *dst++ = *(src++) << 24; + w--; + } + + while (w >= 8) + { + __m64 mm0 = ldq_u ((__m64 *)src); + + __m64 mm1 = _mm_unpacklo_pi8 (_mm_setzero_si64(), mm0); + __m64 mm2 = _mm_unpackhi_pi8 (_mm_setzero_si64(), mm0); + __m64 mm3 = _mm_unpacklo_pi16 (_mm_setzero_si64(), mm1); + __m64 mm4 = _mm_unpackhi_pi16 (_mm_setzero_si64(), mm1); + __m64 mm5 = _mm_unpacklo_pi16 (_mm_setzero_si64(), mm2); + __m64 mm6 = _mm_unpackhi_pi16 (_mm_setzero_si64(), mm2); + + *(__m64 *)(dst + 0) = mm3; + *(__m64 *)(dst + 2) = mm4; + *(__m64 *)(dst + 4) = mm5; + *(__m64 *)(dst + 6) = mm6; + + dst += 8; + src += 8; + w -= 8; + } + + while (w) + { + *dst++ = *(src++) << 24; + w--; + } + + return iter->buffer; +} + typedef struct { pixman_format_code_t format; @@ -3252,6 +3297,7 @@ typedef struct static const fetcher_info_t fetchers[] = { { PIXMAN_r5g6b5, mmx_fetch_r5g6b5 }, + { PIXMAN_a8, mmx_fetch_a8 }, { PIXMAN_null } }; |