[x265] [PATCH] pixel8.inc: sad_8 enabled MMX code for 32-build except VC
praveen at multicorewareinc.com
praveen at multicorewareinc.com
Mon Aug 26 08:47:08 CEST 2013
# HG changeset patch
# User praveentiwari
# Date 1377499616 -19800
# Node ID d6b8b308aec28b43a9ecc530c6f5763bc374ad62
# Parent 56cfd7be4b0ebd26a70c1737af3aa23032e00056
pixel8.inc: sad_8 enabled MMX code for 32-build except VC
diff -r 56cfd7be4b0e -r d6b8b308aec2 source/common/vec/pixel8.inc
--- a/source/common/vec/pixel8.inc Mon Aug 26 12:07:43 2013 +0530
+++ b/source/common/vec/pixel8.inc Mon Aug 26 12:16:56 2013 +0530
@@ -436,7 +436,180 @@
#endif /* if HAVE_MMX */
-#ifdef X86_64
+#if HAVE_MMX
+template<int ly>
+int sad_8(pixel * fenc, intptr_t fencstride, pixel * fref, intptr_t frefstride)
+{
+ assert((ly % 4) == 0);
+
+ __m64 sum0 = _mm_setzero_si64();
+
+ __m64 T00, T01, T02, T03;
+ __m64 T10, T11, T12, T13;
+ __m64 T20, T21, T22, T23;
+
+ if ((ly % 16) == 0)
+ {
+ for (int i = 0; i < ly; i += 16)
+ {
+ T00 = (*(__m64*)(fenc + (i + 0) * fencstride));
+ T01 = (*(__m64*)(fenc + (i + 1) * fencstride));
+ T02 = (*(__m64*)(fenc + (i + 2) * fencstride));
+ T03 = (*(__m64*)(fenc + (i + 3) * fencstride));
+
+ T10 = (*(__m64*)(fref + (i + 0) * frefstride));
+ T11 = (*(__m64*)(fref + (i + 1) * frefstride));
+ T12 = (*(__m64*)(fref + (i + 2) * frefstride));
+ T13 = (*(__m64*)(fref + (i + 3) * frefstride));
+
+ T20 = _mm_sad_pu8(T00, T10);
+ T21 = _mm_sad_pu8(T01, T11);
+ T22 = _mm_sad_pu8(T02, T12);
+ T23 = _mm_sad_pu8(T03, T13);
+
+ sum0 = _mm_add_pi16(sum0, T20);
+ sum0 = _mm_add_pi16(sum0, T21);
+ sum0 = _mm_add_pi16(sum0, T22);
+ sum0 = _mm_add_pi16(sum0, T23);
+
+ T00 = (*(__m64*)(fenc + (i + 4) * fencstride));
+ T01 = (*(__m64*)(fenc + (i + 5) * fencstride));
+ T02 = (*(__m64*)(fenc + (i + 6) * fencstride));
+ T03 = (*(__m64*)(fenc + (i + 7) * fencstride));
+
+ T10 = (*(__m64*)(fref + (i + 4) * frefstride));
+ T11 = (*(__m64*)(fref + (i + 5) * frefstride));
+ T12 = (*(__m64*)(fref + (i + 6) * frefstride));
+ T13 = (*(__m64*)(fref + (i + 7) * frefstride));
+
+ T20 = _mm_sad_pu8(T00, T10);
+ T21 = _mm_sad_pu8(T01, T11);
+ T22 = _mm_sad_pu8(T02, T12);
+ T23 = _mm_sad_pu8(T03, T13);
+
+ sum0 = _mm_add_pi16(sum0, T20);
+ sum0 = _mm_add_pi16(sum0, T21);
+ sum0 = _mm_add_pi16(sum0, T22);
+ sum0 = _mm_add_pi16(sum0, T23);
+
+ T00 = (*(__m64*)(fenc + (i + 8) * fencstride));
+ T01 = (*(__m64*)(fenc + (i + 9) * fencstride));
+ T02 = (*(__m64*)(fenc + (i + 10) * fencstride));
+ T03 = (*(__m64*)(fenc + (i + 11) * fencstride));
+
+ T10 = (*(__m64*)(fref + (i + 8) * frefstride));
+ T11 = (*(__m64*)(fref + (i + 9) * frefstride));
+ T12 = (*(__m64*)(fref + (i + 10) * frefstride));
+ T13 = (*(__m64*)(fref + (i + 11) * frefstride));
+
+ T20 = _mm_sad_pu8(T00, T10);
+ T21 = _mm_sad_pu8(T01, T11);
+ T22 = _mm_sad_pu8(T02, T12);
+ T23 = _mm_sad_pu8(T03, T13);
+
+ sum0 = _mm_add_pi16(sum0, T20);
+ sum0 = _mm_add_pi16(sum0, T21);
+ sum0 = _mm_add_pi16(sum0, T22);
+ sum0 = _mm_add_pi16(sum0, T23);
+
+ T00 = (*(__m64*)(fenc + (i + 12) * fencstride));
+ T01 = (*(__m64*)(fenc + (i + 13) * fencstride));
+ T02 = (*(__m64*)(fenc + (i + 14) * fencstride));
+ T03 = (*(__m64*)(fenc + (i + 15) * fencstride));
+
+ T10 = (*(__m64*)(fref + (i + 12) * frefstride));
+ T11 = (*(__m64*)(fref + (i + 13) * frefstride));
+ T12 = (*(__m64*)(fref + (i + 14) * frefstride));
+ T13 = (*(__m64*)(fref + (i + 15) * frefstride));
+
+ T20 = _mm_sad_pu8(T00, T10);
+ T21 = _mm_sad_pu8(T01, T11);
+ T22 = _mm_sad_pu8(T02, T12);
+ T23 = _mm_sad_pu8(T03, T13);
+
+ sum0 = _mm_add_pi16(sum0, T20);
+ sum0 = _mm_add_pi16(sum0, T21);
+ sum0 = _mm_add_pi16(sum0, T22);
+ sum0 = _mm_add_pi16(sum0, T23);
+ }
+ }
+ else if ((ly % 8) == 0)
+ {
+ for (int i = 0; i < ly; i += 8)
+ {
+ T00 = (*(__m64*)(fenc + (i + 0) * fencstride));
+ T01 = (*(__m64*)(fenc + (i + 1) * fencstride));
+ T02 = (*(__m64*)(fenc + (i + 2) * fencstride));
+ T03 = (*(__m64*)(fenc + (i + 3) * fencstride));
+
+ T10 = (*(__m64*)(fref + (i + 0) * frefstride));
+ T11 = (*(__m64*)(fref + (i + 1) * frefstride));
+ T12 = (*(__m64*)(fref + (i + 2) * frefstride));
+ T13 = (*(__m64*)(fref + (i + 3) * frefstride));
+
+ T20 = _mm_sad_pu8(T00, T10);
+ T21 = _mm_sad_pu8(T01, T11);
+ T22 = _mm_sad_pu8(T02, T12);
+ T23 = _mm_sad_pu8(T03, T13);
+
+ sum0 = _mm_add_pi16(sum0, T20);
+ sum0 = _mm_add_pi16(sum0, T21);
+ sum0 = _mm_add_pi16(sum0, T22);
+ sum0 = _mm_add_pi16(sum0, T23);
+
+ T00 = (*(__m64*)(fenc + (i + 4) * fencstride));
+ T01 = (*(__m64*)(fenc + (i + 5) * fencstride));
+ T02 = (*(__m64*)(fenc + (i + 6) * fencstride));
+ T03 = (*(__m64*)(fenc + (i + 7) * fencstride));
+
+ T10 = (*(__m64*)(fref + (i + 4) * frefstride));
+ T11 = (*(__m64*)(fref + (i + 5) * frefstride));
+ T12 = (*(__m64*)(fref + (i + 6) * frefstride));
+ T13 = (*(__m64*)(fref + (i + 7) * frefstride));
+
+ T20 = _mm_sad_pu8(T00, T10);
+ T21 = _mm_sad_pu8(T01, T11);
+ T22 = _mm_sad_pu8(T02, T12);
+ T23 = _mm_sad_pu8(T03, T13);
+
+ sum0 = _mm_add_pi16(sum0, T20);
+ sum0 = _mm_add_pi16(sum0, T21);
+ sum0 = _mm_add_pi16(sum0, T22);
+ sum0 = _mm_add_pi16(sum0, T23);
+ }
+ }
+ else
+ {
+ for (int i = 0; i < ly; i += 4)
+ {
+ T00 = (*(__m64*)(fenc + (i + 0) * fencstride));
+ T01 = (*(__m64*)(fenc + (i + 1) * fencstride));
+ T02 = (*(__m64*)(fenc + (i + 2) * fencstride));
+ T03 = (*(__m64*)(fenc + (i + 3) * fencstride));
+
+ T10 = (*(__m64*)(fref + (i + 0) * frefstride));
+ T11 = (*(__m64*)(fref + (i + 1) * frefstride));
+ T12 = (*(__m64*)(fref + (i + 2) * frefstride));
+ T13 = (*(__m64*)(fref + (i + 3) * frefstride));
+
+ T20 = _mm_sad_pu8(T00, T10);
+ T21 = _mm_sad_pu8(T01, T11);
+ T22 = _mm_sad_pu8(T02, T12);
+ T23 = _mm_sad_pu8(T03, T13);
+
+ sum0 = _mm_add_pi16(sum0, T20);
+ sum0 = _mm_add_pi16(sum0, T21);
+ sum0 = _mm_add_pi16(sum0, T22);
+ sum0 = _mm_add_pi16(sum0, T23);
+ }
+ }
+ // 8 * 255 -> 11 bits x 8 -> 14 bits
+ int sum = _m_to_int(sum0);
+ return sum;
+}
+
+#else /* if HAVE_MMX */
+
template<int ly>
int sad_8(pixel * fenc, intptr_t fencstride, pixel * fref, intptr_t frefstride)
{
@@ -660,180 +833,7 @@
return _mm_cvtsi128_si32(sum0);
}
-#else /* ifdef X86_64 */
-
-template<int ly>
-int sad_8(pixel * fenc, intptr_t fencstride, pixel * fref, intptr_t frefstride)
-{
- assert((ly % 4) == 0);
-
- __m64 sum0 = _mm_setzero_si64();
-
- __m64 T00, T01, T02, T03;
- __m64 T10, T11, T12, T13;
- __m64 T20, T21, T22, T23;
-
- if ((ly % 16) == 0)
- {
- for (int i = 0; i < ly; i += 16)
- {
- T00 = (*(__m64*)(fenc + (i + 0) * fencstride));
- T01 = (*(__m64*)(fenc + (i + 1) * fencstride));
- T02 = (*(__m64*)(fenc + (i + 2) * fencstride));
- T03 = (*(__m64*)(fenc + (i + 3) * fencstride));
-
- T10 = (*(__m64*)(fref + (i + 0) * frefstride));
- T11 = (*(__m64*)(fref + (i + 1) * frefstride));
- T12 = (*(__m64*)(fref + (i + 2) * frefstride));
- T13 = (*(__m64*)(fref + (i + 3) * frefstride));
-
- T20 = _mm_sad_pu8(T00, T10);
- T21 = _mm_sad_pu8(T01, T11);
- T22 = _mm_sad_pu8(T02, T12);
- T23 = _mm_sad_pu8(T03, T13);
-
- sum0 = _mm_add_pi16(sum0, T20);
- sum0 = _mm_add_pi16(sum0, T21);
- sum0 = _mm_add_pi16(sum0, T22);
- sum0 = _mm_add_pi16(sum0, T23);
-
- T00 = (*(__m64*)(fenc + (i + 4) * fencstride));
- T01 = (*(__m64*)(fenc + (i + 5) * fencstride));
- T02 = (*(__m64*)(fenc + (i + 6) * fencstride));
- T03 = (*(__m64*)(fenc + (i + 7) * fencstride));
-
- T10 = (*(__m64*)(fref + (i + 4) * frefstride));
- T11 = (*(__m64*)(fref + (i + 5) * frefstride));
- T12 = (*(__m64*)(fref + (i + 6) * frefstride));
- T13 = (*(__m64*)(fref + (i + 7) * frefstride));
-
- T20 = _mm_sad_pu8(T00, T10);
- T21 = _mm_sad_pu8(T01, T11);
- T22 = _mm_sad_pu8(T02, T12);
- T23 = _mm_sad_pu8(T03, T13);
-
- sum0 = _mm_add_pi16(sum0, T20);
- sum0 = _mm_add_pi16(sum0, T21);
- sum0 = _mm_add_pi16(sum0, T22);
- sum0 = _mm_add_pi16(sum0, T23);
-
- T00 = (*(__m64*)(fenc + (i + 8) * fencstride));
- T01 = (*(__m64*)(fenc + (i + 9) * fencstride));
- T02 = (*(__m64*)(fenc + (i + 10) * fencstride));
- T03 = (*(__m64*)(fenc + (i + 11) * fencstride));
-
- T10 = (*(__m64*)(fref + (i + 8) * frefstride));
- T11 = (*(__m64*)(fref + (i + 9) * frefstride));
- T12 = (*(__m64*)(fref + (i + 10) * frefstride));
- T13 = (*(__m64*)(fref + (i + 11) * frefstride));
-
- T20 = _mm_sad_pu8(T00, T10);
- T21 = _mm_sad_pu8(T01, T11);
- T22 = _mm_sad_pu8(T02, T12);
- T23 = _mm_sad_pu8(T03, T13);
-
- sum0 = _mm_add_pi16(sum0, T20);
- sum0 = _mm_add_pi16(sum0, T21);
- sum0 = _mm_add_pi16(sum0, T22);
- sum0 = _mm_add_pi16(sum0, T23);
-
- T00 = (*(__m64*)(fenc + (i + 12) * fencstride));
- T01 = (*(__m64*)(fenc + (i + 13) * fencstride));
- T02 = (*(__m64*)(fenc + (i + 14) * fencstride));
- T03 = (*(__m64*)(fenc + (i + 15) * fencstride));
-
- T10 = (*(__m64*)(fref + (i + 12) * frefstride));
- T11 = (*(__m64*)(fref + (i + 13) * frefstride));
- T12 = (*(__m64*)(fref + (i + 14) * frefstride));
- T13 = (*(__m64*)(fref + (i + 15) * frefstride));
-
- T20 = _mm_sad_pu8(T00, T10);
- T21 = _mm_sad_pu8(T01, T11);
- T22 = _mm_sad_pu8(T02, T12);
- T23 = _mm_sad_pu8(T03, T13);
-
- sum0 = _mm_add_pi16(sum0, T20);
- sum0 = _mm_add_pi16(sum0, T21);
- sum0 = _mm_add_pi16(sum0, T22);
- sum0 = _mm_add_pi16(sum0, T23);
- }
- }
- else if ((ly % 8) == 0)
- {
- for (int i = 0; i < ly; i += 8)
- {
- T00 = (*(__m64*)(fenc + (i + 0) * fencstride));
- T01 = (*(__m64*)(fenc + (i + 1) * fencstride));
- T02 = (*(__m64*)(fenc + (i + 2) * fencstride));
- T03 = (*(__m64*)(fenc + (i + 3) * fencstride));
-
- T10 = (*(__m64*)(fref + (i + 0) * frefstride));
- T11 = (*(__m64*)(fref + (i + 1) * frefstride));
- T12 = (*(__m64*)(fref + (i + 2) * frefstride));
- T13 = (*(__m64*)(fref + (i + 3) * frefstride));
-
- T20 = _mm_sad_pu8(T00, T10);
- T21 = _mm_sad_pu8(T01, T11);
- T22 = _mm_sad_pu8(T02, T12);
- T23 = _mm_sad_pu8(T03, T13);
-
- sum0 = _mm_add_pi16(sum0, T20);
- sum0 = _mm_add_pi16(sum0, T21);
- sum0 = _mm_add_pi16(sum0, T22);
- sum0 = _mm_add_pi16(sum0, T23);
-
- T00 = (*(__m64*)(fenc + (i + 4) * fencstride));
- T01 = (*(__m64*)(fenc + (i + 5) * fencstride));
- T02 = (*(__m64*)(fenc + (i + 6) * fencstride));
- T03 = (*(__m64*)(fenc + (i + 7) * fencstride));
-
- T10 = (*(__m64*)(fref + (i + 4) * frefstride));
- T11 = (*(__m64*)(fref + (i + 5) * frefstride));
- T12 = (*(__m64*)(fref + (i + 6) * frefstride));
- T13 = (*(__m64*)(fref + (i + 7) * frefstride));
-
- T20 = _mm_sad_pu8(T00, T10);
- T21 = _mm_sad_pu8(T01, T11);
- T22 = _mm_sad_pu8(T02, T12);
- T23 = _mm_sad_pu8(T03, T13);
-
- sum0 = _mm_add_pi16(sum0, T20);
- sum0 = _mm_add_pi16(sum0, T21);
- sum0 = _mm_add_pi16(sum0, T22);
- sum0 = _mm_add_pi16(sum0, T23);
- }
- }
- else
- {
- for (int i = 0; i < ly; i += 4)
- {
- T00 = (*(__m64*)(fenc + (i + 0) * fencstride));
- T01 = (*(__m64*)(fenc + (i + 1) * fencstride));
- T02 = (*(__m64*)(fenc + (i + 2) * fencstride));
- T03 = (*(__m64*)(fenc + (i + 3) * fencstride));
-
- T10 = (*(__m64*)(fref + (i + 0) * frefstride));
- T11 = (*(__m64*)(fref + (i + 1) * frefstride));
- T12 = (*(__m64*)(fref + (i + 2) * frefstride));
- T13 = (*(__m64*)(fref + (i + 3) * frefstride));
-
- T20 = _mm_sad_pu8(T00, T10);
- T21 = _mm_sad_pu8(T01, T11);
- T22 = _mm_sad_pu8(T02, T12);
- T23 = _mm_sad_pu8(T03, T13);
-
- sum0 = _mm_add_pi16(sum0, T20);
- sum0 = _mm_add_pi16(sum0, T21);
- sum0 = _mm_add_pi16(sum0, T22);
- sum0 = _mm_add_pi16(sum0, T23);
- }
- }
- // 8 * 255 -> 11 bits x 8 -> 14 bits
- int sum = _m_to_int(sum0);
- return sum;
-}
-
-#endif /* ifdef X86_64 */
+#endif /* if HAVE_MMX */
#endif /* SSE41 */
template<int ly>
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