diff options
Diffstat (limited to 'pixman')
| -rw-r--r-- | pixman/pixman/pixman-mmx.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/pixman/pixman/pixman-mmx.c b/pixman/pixman/pixman-mmx.c index b3ef2495b..3b04199ca 100644 --- a/pixman/pixman/pixman-mmx.c +++ b/pixman/pixman/pixman-mmx.c @@ -3562,32 +3562,35 @@ mmx_composite_over_reverse_n_8888 (pixman_implementation_t *imp, #define BILINEAR_INTERPOLATE_ONE_PIXEL(pix) \ do { \ + __m64 t_hi, t_lo, b_hi, b_lo, hi, lo; \ /* fetch 2x2 pixel block into 2 mmx registers */ \ __m64 t = ldq_u ((__m64 *)&src_top [pixman_fixed_to_int (vx)]); \ __m64 b = ldq_u ((__m64 *)&src_bottom [pixman_fixed_to_int (vx)]); \ vx += unit_x; \ /* vertical interpolation */ \ - __m64 t_hi = _mm_mullo_pi16 (_mm_unpackhi_pi8 (t, mm_zero), mm_wt); \ - __m64 t_lo = _mm_mullo_pi16 (_mm_unpacklo_pi8 (t, mm_zero), mm_wt); \ - __m64 b_hi = _mm_mullo_pi16 (_mm_unpackhi_pi8 (b, mm_zero), mm_wb); \ - __m64 b_lo = _mm_mullo_pi16 (_mm_unpacklo_pi8 (b, mm_zero), mm_wb); \ - __m64 hi = _mm_add_pi16 (t_hi, b_hi); \ - __m64 lo = _mm_add_pi16 (t_lo, b_lo); \ + t_hi = _mm_mullo_pi16 (_mm_unpackhi_pi8 (t, mm_zero), mm_wt); \ + t_lo = _mm_mullo_pi16 (_mm_unpacklo_pi8 (t, mm_zero), mm_wt); \ + b_hi = _mm_mullo_pi16 (_mm_unpackhi_pi8 (b, mm_zero), mm_wb); \ + b_lo = _mm_mullo_pi16 (_mm_unpacklo_pi8 (b, mm_zero), mm_wb); \ + hi = _mm_add_pi16 (t_hi, b_hi); \ + lo = _mm_add_pi16 (t_lo, b_lo); \ if (BILINEAR_INTERPOLATION_BITS < 8) \ { \ + __m64 p, q; \ /* calculate horizontal weights */ \ __m64 mm_wh = _mm_add_pi16 (mm_addc7, _mm_xor_si64 (mm_xorc7, \ _mm_srli_pi16 (mm_x, \ 16 - BILINEAR_INTERPOLATION_BITS))); \ mm_x = _mm_add_pi16 (mm_x, mm_ux); \ /* horizontal interpolation */ \ - __m64 p = _mm_unpacklo_pi16 (lo, hi); \ - __m64 q = _mm_unpackhi_pi16 (lo, hi); \ + p = _mm_unpacklo_pi16 (lo, hi); \ + q = _mm_unpackhi_pi16 (lo, hi); \ lo = _mm_madd_pi16 (p, mm_wh); \ hi = _mm_madd_pi16 (q, mm_wh); \ } \ else \ { \ + __m64 mm_lo_lo, mm_lo_hi, mm_hi_lo, mm_hi_hi; \ /* calculate horizontal weights */ \ __m64 mm_wh_lo = _mm_sub_pi16 (mm_BSHIFT, _mm_srli_pi16 (mm_x, \ 16 - BILINEAR_INTERPOLATION_BITS)); \ @@ -3595,10 +3598,10 @@ do { \ 16 - BILINEAR_INTERPOLATION_BITS); \ mm_x = _mm_add_pi16 (mm_x, mm_ux); \ /* horizontal interpolation */ \ - __m64 mm_lo_lo = _mm_mullo_pi16 (lo, mm_wh_lo); \ - __m64 mm_lo_hi = _mm_mullo_pi16 (hi, mm_wh_hi); \ - __m64 mm_hi_lo = _mm_mulhi_pu16 (lo, mm_wh_lo); \ - __m64 mm_hi_hi = _mm_mulhi_pu16 (hi, mm_wh_hi); \ + mm_lo_lo = _mm_mullo_pi16 (lo, mm_wh_lo); \ + mm_lo_hi = _mm_mullo_pi16 (hi, mm_wh_hi); \ + mm_hi_lo = _mm_mulhi_pu16 (lo, mm_wh_lo); \ + mm_hi_hi = _mm_mulhi_pu16 (hi, mm_wh_hi); \ lo = _mm_add_pi32 (_mm_unpacklo_pi16 (mm_lo_lo, mm_hi_lo), \ _mm_unpacklo_pi16 (mm_lo_hi, mm_hi_hi)); \ hi = _mm_add_pi32 (_mm_unpackhi_pi16 (mm_lo_lo, mm_hi_lo), \ |