Based on the existing sse2_8888_n_8888 nearest scaling routines.
fishbowl on an i5-2500: 60.9s -> 56.9s
Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
---
pixman/pixman-sse2.c | 120 ++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 120 insertions(+)
diff --git a/pixman/pixman-sse2.c b/pixman/pixman-sse2.c
index 589a100..2d770e8 100644
--- a/pixman/pixman-sse2.c
+++ b/pixman/pixman-sse2.c
@@ -5942,6 +5942,121 @@ FAST_BILINEAR_MAINLOOP_COMMON
(sse2_8888_8_8888_normal_OVER,
uint32_t, uint8_t, uint32_t,
NORMAL, FLAG_HAVE_NON_SOLID_MASK)
+static force_inline void
+scaled_bilinear_scanline_sse2_8888_n_8888_OVER (uint32_t * dst,
+ const uint32_t * mask,
+ const uint32_t * src_top,
+ const uint32_t * src_bottom,
+ int32_t w,
+ int wt,
+ int wb,
+ pixman_fixed_t vx,
+ pixman_fixed_t unit_x,
+ pixman_fixed_t max_vx,
+ pixman_bool_t zero_src)
+{
+ BILINEAR_DECLARE_VARIABLES;
+ uint32_t pix1, pix2, pix3, pix4;
+ __m128i xmm_mask;
+
+ if (zero_src || (*mask >> 24) == 0)
+ return;
+
+ xmm_mask = create_mask_16_128 (*mask >> 24);
+
+ while (w && ((uintptr_t)dst & 15))
+ {
+ BILINEAR_INTERPOLATE_ONE_PIXEL (pix1);
+ if (pix1)
+ {
+ uint32_t d = *dst;
+
+ __m128i ms = unpack_32_1x128 (pix1);
+ __m128i alpha = expand_alpha_1x128 (ms);
+ __m128i dest = xmm_mask;
+ __m128i alpha_dst = unpack_32_1x128 (d);
+
+ *dst = pack_1x128_32
+ (in_over_1x128 (&ms, &alpha, &dest, &alpha_dst));
+ }
+
+ dst++;
+ w--;
+ }
+
+ while (w >= 4)
+ {
+ BILINEAR_INTERPOLATE_ONE_PIXEL (pix1);
+ BILINEAR_INTERPOLATE_ONE_PIXEL (pix2);
+ BILINEAR_INTERPOLATE_ONE_PIXEL (pix3);
+ BILINEAR_INTERPOLATE_ONE_PIXEL (pix4);
+
+ if (pix1 | pix2 | pix3 | pix4)
+ {
+ __m128i xmm_src, xmm_src_lo, xmm_src_hi;
+ __m128i xmm_dst, xmm_dst_lo, xmm_dst_hi;
+ __m128i xmm_alpha_lo, xmm_alpha_hi;
+
+ xmm_src = _mm_set_epi32 (pix4, pix3, pix2, pix1);
+
+ xmm_dst = load_128_aligned ((__m128i*)dst);
+
+ unpack_128_2x128 (xmm_src, &xmm_src_lo, &xmm_src_hi);
+ unpack_128_2x128 (xmm_dst, &xmm_dst_lo, &xmm_dst_hi);
+ expand_alpha_2x128 (xmm_src_lo, xmm_src_hi,
+ &xmm_alpha_lo, &xmm_alpha_hi);
+
+ in_over_2x128 (&xmm_src_lo, &xmm_src_hi,
+ &xmm_alpha_lo, &xmm_alpha_hi,
+ &xmm_mask, &xmm_mask,
+ &xmm_dst_lo, &xmm_dst_hi);
+
+ save_128_aligned
+ ((__m128i*)dst, pack_2x128_128 (xmm_dst_lo, xmm_dst_hi));
+ }
+
+ dst += 4;
+ w -= 4;
+ }
+
+ while (w)
+ {
+ BILINEAR_INTERPOLATE_ONE_PIXEL (pix1);
+ if (pix1)
+ {
+ uint32_t d = *dst;
+
+ __m128i ms = unpack_32_1x128 (pix1);
+ __m128i alpha = expand_alpha_1x128 (ms);
+ __m128i dest = xmm_mask;
+ __m128i alpha_dst = unpack_32_1x128 (d);
+
+ *dst = pack_1x128_32
+ (in_over_1x128 (&ms, &alpha, &dest, &alpha_dst));
+ }
+
+ dst++;
+ w--;
+ }
+}
+
+FAST_BILINEAR_MAINLOOP_COMMON (sse2_8888_n_8888_cover_OVER,
+ scaled_bilinear_scanline_sse2_8888_n_8888_OVER,
+ uint32_t, uint32_t, uint32_t,
+ COVER, FLAG_HAVE_SOLID_MASK)
+FAST_BILINEAR_MAINLOOP_COMMON (sse2_8888_n_8888_pad_OVER,
+ scaled_bilinear_scanline_sse2_8888_n_8888_OVER,
+ uint32_t, uint32_t, uint32_t,
+ PAD, FLAG_HAVE_SOLID_MASK)
+FAST_BILINEAR_MAINLOOP_COMMON (sse2_8888_n_8888_none_OVER,
+ scaled_bilinear_scanline_sse2_8888_n_8888_OVER,
+ uint32_t, uint32_t, uint32_t,
+ NONE, FLAG_HAVE_SOLID_MASK)
+FAST_BILINEAR_MAINLOOP_COMMON (sse2_8888_n_8888_normal_OVER,
+ scaled_bilinear_scanline_sse2_8888_n_8888_OVER,
+ uint32_t, uint32_t, uint32_t,
+ NORMAL, FLAG_HAVE_SOLID_MASK)
+
static const pixman_fast_path_t sse2_fast_paths[] =
{
/* PIXMAN_OP_OVER */
@@ -6072,6 +6187,11 @@ static const pixman_fast_path_t sse2_fast_paths[] =
SIMPLE_BILINEAR_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8, sse2_8888_8888),
SIMPLE_BILINEAR_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8, sse2_8888_8888),
+ SIMPLE_BILINEAR_SOLID_MASK_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8,
sse2_8888_n_8888),
+ SIMPLE_BILINEAR_SOLID_MASK_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8,
sse2_8888_n_8888),
+ SIMPLE_BILINEAR_SOLID_MASK_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8,
sse2_8888_n_8888),
+ SIMPLE_BILINEAR_SOLID_MASK_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8,
sse2_8888_n_8888),
+
SIMPLE_BILINEAR_A8_MASK_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8,
sse2_8888_8_8888),
SIMPLE_BILINEAR_A8_MASK_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8,
sse2_8888_8_8888),
SIMPLE_BILINEAR_A8_MASK_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8,
sse2_8888_8_8888),
--
1.7.10.4
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