# HG changeset patch
# User Yuvaraj Venkatesh <[email protected]>
# Date 1381153465 -19800
# Mon Oct 07 19:14:25 2013 +0530
# Node ID 52ee436b58f9aa48757063bd678672d0ab56be01
# Parent c010342f7605c86867824f5b525a8f84c0d2de1c
Replacing Residual4 from vector class to intrinsic.
diff -r c010342f7605 -r 52ee436b58f9 source/common/vec/pixel8.inc
--- a/source/common/vec/pixel8.inc Sun Oct 06 02:09:00 2013 -0500
+++ b/source/common/vec/pixel8.inc Mon Oct 07 19:14:25 2013 +0530
@@ -29,19 +29,35 @@
void getResidual4(pixel *fenc, pixel *pred, short *resi, int stride)
{
- for (int y = 0; y < 4; y++)
- {
- Vec16uc f;
- f.fromUint32(*(uint32_t*)fenc);
- Vec16uc p;
- p.fromUint32(*(uint32_t*)pred);
- Vec8s r = extend_low(f) - extend_low(p);
- store_partial(const_int(8), resi, r);
+ __m128i T00, T01, T02;
- fenc += stride;
- pred += stride;
- resi += stride;
- }
+ T00 = _mm_cvtsi32_si128(*(uint32_t*)fenc);
+ T01 = _mm_cvtsi32_si128(*(uint32_t*)pred);
+ T00 = _mm_unpacklo_epi8(T00, _mm_setzero_si128());
+ T01 = _mm_unpacklo_epi8(T01, _mm_setzero_si128());
+ T02 = _mm_sub_epi16(T00, T01);
+ _mm_storel_epi64((__m128i*)resi, T02);
+
+ T00 = _mm_cvtsi32_si128(*(uint32_t*)(fenc + stride));
+ T01 = _mm_cvtsi32_si128(*(uint32_t*)(pred + stride));
+ T00 = _mm_unpacklo_epi8(T00, _mm_setzero_si128());
+ T01 = _mm_unpacklo_epi8(T01, _mm_setzero_si128());
+ T02 = _mm_sub_epi16(T00, T01);
+ _mm_storel_epi64((__m128i*)(resi + stride), T02);
+
+ T00 = _mm_cvtsi32_si128(*(uint32_t*)(fenc + (2) * stride));
+ T01 = _mm_cvtsi32_si128(*(uint32_t*)(pred + (2) * stride));
+ T00 = _mm_unpacklo_epi8(T00, _mm_setzero_si128());
+ T01 = _mm_unpacklo_epi8(T01, _mm_setzero_si128());
+ T02 = _mm_sub_epi16(T00, T01);
+ _mm_storel_epi64((__m128i*)(resi + (2) * stride), T02);
+
+ T00 = _mm_cvtsi32_si128(*(uint32_t*)(fenc + (3) * stride));
+ T01 = _mm_cvtsi32_si128(*(uint32_t*)(pred + (3) * stride));
+ T00 = _mm_unpacklo_epi8(T00, _mm_setzero_si128());
+ T01 = _mm_unpacklo_epi8(T01, _mm_setzero_si128());
+ T02 = _mm_sub_epi16(T00, T01);
+ _mm_storel_epi64((__m128i*)(resi + (3) * stride), T02);
}
void getResidual8(pixel *fenc, pixel *pred, short *resi, int stride)
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