Siarhei, can you measure any performance improvement with this? I
can't... :(
---
pixman/pixman-sse2.c | 8 +++-----
1 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/pixman/pixman-sse2.c b/pixman/pixman-sse2.c
index efed310..4fbc045 100644
--- a/pixman/pixman-sse2.c
+++ b/pixman/pixman-sse2.c
@@ -32,6 +32,7 @@
#include <xmmintrin.h> /* for _mm_shuffle_pi16 and _MM_SHUFFLE */
#include <emmintrin.h> /* for SSE2 intrinsics */
+#include <tmmintrin.h> /* for SSSE3 intrinsics */
#include "pixman-private.h"
#include "pixman-combine32.h"
#include "pixman-inlines.h"
@@ -5414,7 +5415,7 @@ FAST_NEAREST_MAINLOOP_COMMON
(sse2_8888_n_8888_normal_OVER,
#define BILINEAR_INTERPOLATE_ONE_PIXEL(pix)
\
do {
\
- __m128i xmm_wh, xmm_lo, xmm_hi, a;
\
+ __m128i xmm_wh, a;
\
/* fetch 2x2 pixel block into sse2 registers */
\
__m128i tltr = _mm_loadl_epi64 (
\
(__m128i *)&src_top[pixman_fixed_to_int (vx)]);
\
@@ -5443,10 +5444,7 @@ do {
\
_mm_srli_epi16 (xmm_x, 16 - BILINEAR_INTERPOLATION_BITS)));
\
xmm_x = _mm_add_epi16 (xmm_x, xmm_ux);
\
/* horizontal interpolation */
\
- xmm_lo = _mm_mullo_epi16 (a, xmm_wh);
\
- xmm_hi = _mm_mulhi_epu16 (a, xmm_wh);
\
- a = _mm_add_epi32 (_mm_unpacklo_epi16 (xmm_lo, xmm_hi),
\
- _mm_unpackhi_epi16 (xmm_lo, xmm_hi));
\
+ a = _mm_maddubs_epi16 (a, xmm_wh);
\
}
\
/* shift and pack the result */
\
a = _mm_srli_epi32 (a, BILINEAR_INTERPOLATION_BITS * 2);
\
--
1.7.8.6
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