vpxdsp: [x86] add highbd_d135_predictor functions

C vs SSE2 speed gains:
_4x4 : ~1.81x

C vs SSSE3 speed gains:
_8x8 : ~1.96x
_16x16 : ~1.88x
_32x32 : ~2.02x

BUG=webm:1411

Change-Id: Iefaf8b39afbbfe34c1ad1d21e3a003b20f1f61e0

diff --git a/test/test_intra_pred_speed.cc b/test/test_intra_pred_speed.cc
index 7f17071564deb1532a4e08d1776341b3117f1459..1cdeda410a7819441a807f4ed2584d31ccd8c922 100644 (file)
--- a/test/test_intra_pred_speed.cc
+++ b/test/test_intra_pred_speed.cc
@@ -484,7 +484,7 @@ HIGHBD_INTRA_PRED_TEST(
     SSE2, TestHighbdIntraPred4, vpx_highbd_dc_predictor_4x4_sse2,
     vpx_highbd_dc_left_predictor_4x4_sse2, vpx_highbd_dc_top_predictor_4x4_sse2,
     vpx_highbd_dc_128_predictor_4x4_sse2, vpx_highbd_v_predictor_4x4_sse2,
-    vpx_highbd_h_predictor_4x4_sse2, NULL, NULL,
+    vpx_highbd_h_predictor_4x4_sse2, NULL, vpx_highbd_d135_predictor_4x4_sse2,
     vpx_highbd_d117_predictor_4x4_sse2, vpx_highbd_d153_predictor_4x4_sse2,
     vpx_highbd_d207_predictor_4x4_sse2, vpx_highbd_d63_predictor_4x4_sse2,
     vpx_highbd_tm_predictor_4x4_c)
@@ -522,19 +522,22 @@ HIGHBD_INTRA_PRED_TEST(SSSE3, TestHighbdIntraPred4, NULL, NULL, NULL, NULL,
                        NULL, NULL, vpx_highbd_d45_predictor_4x4_ssse3, NULL,
                        NULL, NULL, NULL, NULL, NULL)
 HIGHBD_INTRA_PRED_TEST(SSSE3, TestHighbdIntraPred8, NULL, NULL, NULL, NULL,
-                       NULL, NULL, vpx_highbd_d45_predictor_8x8_ssse3, NULL,
+                       NULL, NULL, vpx_highbd_d45_predictor_8x8_ssse3,
+                       vpx_highbd_d135_predictor_8x8_ssse3,
                        vpx_highbd_d117_predictor_8x8_ssse3,
                        vpx_highbd_d153_predictor_8x8_ssse3,
                        vpx_highbd_d207_predictor_8x8_ssse3,
                        vpx_highbd_d63_predictor_8x8_ssse3, NULL)
 HIGHBD_INTRA_PRED_TEST(SSSE3, TestHighbdIntraPred16, NULL, NULL, NULL, NULL,
-                       NULL, NULL, vpx_highbd_d45_predictor_16x16_ssse3, NULL,
+                       NULL, NULL, vpx_highbd_d45_predictor_16x16_ssse3,
+                       vpx_highbd_d135_predictor_16x16_ssse3,
                        vpx_highbd_d117_predictor_16x16_ssse3,
                        vpx_highbd_d153_predictor_16x16_ssse3,
                        vpx_highbd_d207_predictor_16x16_ssse3,
                        vpx_highbd_d63_predictor_16x16_ssse3, NULL)
 HIGHBD_INTRA_PRED_TEST(SSSE3, TestHighbdIntraPred32, NULL, NULL, NULL, NULL,
-                       NULL, NULL, vpx_highbd_d45_predictor_32x32_ssse3, NULL,
+                       NULL, NULL, vpx_highbd_d45_predictor_32x32_ssse3,
+                       vpx_highbd_d135_predictor_32x32_ssse3,
                        vpx_highbd_d117_predictor_32x32_ssse3,
                        vpx_highbd_d153_predictor_32x32_ssse3,
                        vpx_highbd_d207_predictor_32x32_ssse3,

diff --git a/test/vp9_intrapred_test.cc b/test/vp9_intrapred_test.cc
index e074240fb944ba901b9287e2ed588f19c23bed25..39c5e79ebd931d0645c76d015e17fce76fc4def1 100644 (file)
--- a/test/vp9_intrapred_test.cc
+++ b/test/vp9_intrapred_test.cc
@@ -491,6 +491,12 @@ INSTANTIATE_TEST_CASE_P(
                              &vpx_highbd_d117_predictor_16x16_c, 16, 8),
         HighbdIntraPredParam(&vpx_highbd_d117_predictor_32x32_c,
                              &vpx_highbd_d117_predictor_32x32_ssse3, 32, 8),
+        HighbdIntraPredParam(&vpx_highbd_d135_predictor_8x8_ssse3,
+                             &vpx_highbd_d135_predictor_8x8_c, 8, 8),
+        HighbdIntraPredParam(&vpx_highbd_d135_predictor_16x16_ssse3,
+                             &vpx_highbd_d135_predictor_16x16_c, 16, 8),
+        HighbdIntraPredParam(&vpx_highbd_d135_predictor_32x32_ssse3,
+                             &vpx_highbd_d135_predictor_32x32_c, 32, 8),
         HighbdIntraPredParam(&vpx_highbd_d153_predictor_8x8_ssse3,
                              &vpx_highbd_d153_predictor_8x8_c, 8, 8),
         HighbdIntraPredParam(&vpx_highbd_d153_predictor_16x16_ssse3,
@@ -527,6 +533,12 @@ INSTANTIATE_TEST_CASE_P(
                              &vpx_highbd_d117_predictor_16x16_c, 16, 10),
         HighbdIntraPredParam(&vpx_highbd_d117_predictor_32x32_c,
                              &vpx_highbd_d117_predictor_32x32_ssse3, 32, 10),
+        HighbdIntraPredParam(&vpx_highbd_d135_predictor_8x8_ssse3,
+                             &vpx_highbd_d135_predictor_8x8_c, 8, 10),
+        HighbdIntraPredParam(&vpx_highbd_d135_predictor_16x16_ssse3,
+                             &vpx_highbd_d135_predictor_16x16_c, 16, 10),
+        HighbdIntraPredParam(&vpx_highbd_d135_predictor_32x32_ssse3,
+                             &vpx_highbd_d135_predictor_32x32_c, 32, 10),
         HighbdIntraPredParam(&vpx_highbd_d153_predictor_8x8_ssse3,
                              &vpx_highbd_d153_predictor_8x8_c, 8, 10),
         HighbdIntraPredParam(&vpx_highbd_d153_predictor_16x16_ssse3,
@@ -563,6 +575,12 @@ INSTANTIATE_TEST_CASE_P(
                              &vpx_highbd_d117_predictor_16x16_c, 16, 12),
         HighbdIntraPredParam(&vpx_highbd_d117_predictor_32x32_c,
                              &vpx_highbd_d117_predictor_32x32_ssse3, 32, 12),
+        HighbdIntraPredParam(&vpx_highbd_d135_predictor_8x8_ssse3,
+                             &vpx_highbd_d135_predictor_8x8_c, 8, 12),
+        HighbdIntraPredParam(&vpx_highbd_d135_predictor_16x16_ssse3,
+                             &vpx_highbd_d135_predictor_16x16_c, 16, 12),
+        HighbdIntraPredParam(&vpx_highbd_d135_predictor_32x32_ssse3,
+                             &vpx_highbd_d135_predictor_32x32_c, 32, 12),
         HighbdIntraPredParam(&vpx_highbd_d153_predictor_8x8_ssse3,
                              &vpx_highbd_d153_predictor_8x8_c, 8, 12),
         HighbdIntraPredParam(&vpx_highbd_d153_predictor_16x16_ssse3,
@@ -593,6 +611,8 @@ INSTANTIATE_TEST_CASE_P(
                              &vpx_highbd_d63_predictor_4x4_c, 4, 8),
         HighbdIntraPredParam(&vpx_highbd_d117_predictor_4x4_sse2,
                              &vpx_highbd_d117_predictor_4x4_c, 4, 8),
+        HighbdIntraPredParam(&vpx_highbd_d135_predictor_4x4_sse2,
+                             &vpx_highbd_d135_predictor_4x4_c, 4, 8),
         HighbdIntraPredParam(&vpx_highbd_d153_predictor_4x4_sse2,
                              &vpx_highbd_d153_predictor_4x4_c, 4, 8),
         HighbdIntraPredParam(&vpx_highbd_d207_predictor_4x4_sse2,
@@ -661,6 +681,8 @@ INSTANTIATE_TEST_CASE_P(
                              &vpx_highbd_d63_predictor_4x4_c, 4, 10),
         HighbdIntraPredParam(&vpx_highbd_d117_predictor_4x4_sse2,
                              &vpx_highbd_d117_predictor_4x4_c, 4, 10),
+        HighbdIntraPredParam(&vpx_highbd_d135_predictor_4x4_sse2,
+                             &vpx_highbd_d135_predictor_4x4_c, 4, 10),
         HighbdIntraPredParam(&vpx_highbd_d153_predictor_4x4_sse2,
                              &vpx_highbd_d153_predictor_4x4_c, 4, 10),
         HighbdIntraPredParam(&vpx_highbd_d207_predictor_4x4_sse2,
@@ -729,6 +751,8 @@ INSTANTIATE_TEST_CASE_P(
                              &vpx_highbd_d63_predictor_4x4_c, 4, 12),
         HighbdIntraPredParam(&vpx_highbd_d117_predictor_4x4_sse2,
                              &vpx_highbd_d117_predictor_4x4_c, 4, 12),
+        HighbdIntraPredParam(&vpx_highbd_d135_predictor_4x4_sse2,
+                             &vpx_highbd_d135_predictor_4x4_c, 4, 12),
         HighbdIntraPredParam(&vpx_highbd_d153_predictor_4x4_sse2,
                              &vpx_highbd_d153_predictor_4x4_c, 4, 12),
         HighbdIntraPredParam(&vpx_highbd_d207_predictor_4x4_sse2,

diff --git a/vpx_dsp/vpx_dsp_rtcd_defs.pl b/vpx_dsp/vpx_dsp_rtcd_defs.pl
index 412afe24c21cfe480a6fb3739af6e4956f06bd93..3c1abf9f64b334d2ad1b761a8892d15f3f59cf70 100644 (file)
--- a/vpx_dsp/vpx_dsp_rtcd_defs.pl
+++ b/vpx_dsp/vpx_dsp_rtcd_defs.pl
@@ -204,7 +204,7 @@ if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") {
   specialize qw/vpx_highbd_d117_predictor_4x4 sse2/;
 
   add_proto qw/void vpx_highbd_d135_predictor_4x4/, "uint16_t *dst, ptrdiff_t y_stride, const uint16_t *above, const uint16_t *left, int bd";
-  specialize qw/vpx_highbd_d135_predictor_4x4 neon/;
+  specialize qw/vpx_highbd_d135_predictor_4x4 neon sse2/;
 
   add_proto qw/void vpx_highbd_d153_predictor_4x4/, "uint16_t *dst, ptrdiff_t y_stride, const uint16_t *above, const uint16_t *left, int bd";
   specialize qw/vpx_highbd_d153_predictor_4x4 sse2/;
@@ -243,7 +243,7 @@ if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") {
   specialize qw/vpx_highbd_d117_predictor_8x8 ssse3/;
 
   add_proto qw/void vpx_highbd_d135_predictor_8x8/, "uint16_t *dst, ptrdiff_t y_stride, const uint16_t *above, const uint16_t *left, int bd";
-  specialize qw/vpx_highbd_d135_predictor_8x8 neon/;
+  specialize qw/vpx_highbd_d135_predictor_8x8 neon ssse3/;
 
   add_proto qw/void vpx_highbd_d153_predictor_8x8/, "uint16_t *dst, ptrdiff_t y_stride, const uint16_t *above, const uint16_t *left, int bd";
   specialize qw/vpx_highbd_d153_predictor_8x8 ssse3/;
@@ -282,7 +282,7 @@ if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") {
   specialize qw/vpx_highbd_d117_predictor_16x16 ssse3/;
 
   add_proto qw/void vpx_highbd_d135_predictor_16x16/, "uint16_t *dst, ptrdiff_t y_stride, const uint16_t *above, const uint16_t *left, int bd";
-  specialize qw/vpx_highbd_d135_predictor_16x16 neon/;
+  specialize qw/vpx_highbd_d135_predictor_16x16 neon ssse3/;
 
   add_proto qw/void vpx_highbd_d153_predictor_16x16/, "uint16_t *dst, ptrdiff_t y_stride, const uint16_t *above, const uint16_t *left, int bd";
   specialize qw/vpx_highbd_d153_predictor_16x16 ssse3/;
@@ -321,7 +321,7 @@ if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") {
   specialize qw/vpx_highbd_d117_predictor_32x32 ssse3/;
 
   add_proto qw/void vpx_highbd_d135_predictor_32x32/, "uint16_t *dst, ptrdiff_t y_stride, const uint16_t *above, const uint16_t *left, int bd";
-  specialize qw/vpx_highbd_d135_predictor_32x32 neon/;
+  specialize qw/vpx_highbd_d135_predictor_32x32 neon ssse3/;
 
   add_proto qw/void vpx_highbd_d153_predictor_32x32/, "uint16_t *dst, ptrdiff_t y_stride, const uint16_t *above, const uint16_t *left, int bd";
   specialize qw/vpx_highbd_d153_predictor_32x32 ssse3/;

diff --git a/vpx_dsp/x86/highbd_intrapred_intrin_sse2.c b/vpx_dsp/x86/highbd_intrapred_intrin_sse2.c
index 21d7d635929c486a11099b15686e8d0926601033..2051381aa88039cfc94bffdec03974d7c62869f4 100644 (file)
--- a/vpx_dsp/x86/highbd_intrapred_intrin_sse2.c
+++ b/vpx_dsp/x86/highbd_intrapred_intrin_sse2.c
@@ -425,6 +425,34 @@ void vpx_highbd_d117_predictor_4x4_sse2(uint16_t *dst, ptrdiff_t stride,
   dst[stride] = _mm_extract_epi16(avg3, 0);
 }
 
+void vpx_highbd_d135_predictor_4x4_sse2(uint16_t *dst, ptrdiff_t stride,
+                                        const uint16_t *above,
+                                        const uint16_t *left, int bd) {
+  const int I = left[0];
+  const int J = left[1];
+  const int K = left[2];
+  const int L = left[3];
+  const __m128i XXXXABCD = _mm_loadu_si128((const __m128i *)(above - 4));
+  const __m128i KXXXABCD = _mm_insert_epi16(XXXXABCD, K, 0);
+  const __m128i KJXXABCD = _mm_insert_epi16(KXXXABCD, J, 1);
+  const __m128i KJIXABCD = _mm_insert_epi16(KJXXABCD, I, 2);
+  const __m128i JIXABCD0 = _mm_srli_si128(KJIXABCD, 2);
+  const __m128i LKJIXABC = _mm_insert_epi16(_mm_slli_si128(KJIXABCD, 2), L, 0);
+  const __m128i avg3 = avg3_epu16(&JIXABCD0, &KJIXABCD, &LKJIXABC);
+  const __m128i row0 = _mm_srli_si128(avg3, 6);
+  const __m128i row1 = _mm_srli_si128(avg3, 4);
+  const __m128i row2 = _mm_srli_si128(avg3, 2);
+  const __m128i row3 = avg3;
+  (void)bd;
+  _mm_storel_epi64((__m128i *)dst, row0);
+  dst += stride;
+  _mm_storel_epi64((__m128i *)dst, row1);
+  dst += stride;
+  _mm_storel_epi64((__m128i *)dst, row2);
+  dst += stride;
+  _mm_storel_epi64((__m128i *)dst, row3);
+}
+
 void vpx_highbd_d153_predictor_4x4_sse2(uint16_t *dst, ptrdiff_t stride,
                                         const uint16_t *above,
                                         const uint16_t *left, int bd) {

diff --git a/vpx_dsp/x86/highbd_intrapred_intrin_ssse3.c b/vpx_dsp/x86/highbd_intrapred_intrin_ssse3.c
index 8fd6a6f544aac2cbf67128b141290f11a3afe75b..b9dcef205bf883de526b43c163c5b99500f4c725 100644 (file)
--- a/vpx_dsp/x86/highbd_intrapred_intrin_ssse3.c
+++ b/vpx_dsp/x86/highbd_intrapred_intrin_ssse3.c
@@ -330,6 +330,126 @@ void vpx_highbd_d117_predictor_32x32_ssse3(uint16_t *dst, ptrdiff_t stride,
   }
 }
 
+void vpx_highbd_d135_predictor_8x8_ssse3(uint16_t *dst, ptrdiff_t stride,
+                                         const uint16_t *above,
+                                         const uint16_t *left, int bd) {
+  const __m128i rotrw = _mm_load_si128((const __m128i *)rotate_right_epu16);
+  const __m128i XABCDEFG = _mm_loadu_si128((const __m128i *)(above - 1));
+  const __m128i ABCDEFGH = _mm_load_si128((const __m128i *)above);
+  const __m128i BCDEFGH0 = _mm_srli_si128(ABCDEFGH, 2);
+  const __m128i IJKLMNOP = _mm_load_si128((const __m128i *)left);
+  const __m128i XIJKLMNO =
+      _mm_alignr_epi8(IJKLMNOP, _mm_slli_si128(XABCDEFG, 14), 14);
+  const __m128i AXIJKLMN =
+      _mm_alignr_epi8(XIJKLMNO, _mm_slli_si128(ABCDEFGH, 14), 14);
+  const __m128i avg3 = avg3_epu16(&XABCDEFG, &ABCDEFGH, &BCDEFGH0);
+  __m128i avg3_left = avg3_epu16(&IJKLMNOP, &XIJKLMNO, &AXIJKLMN);
+  __m128i rowa = avg3;
+  int i;
+  (void)bd;
+  for (i = 0; i < 8; ++i) {
+    rowa = _mm_alignr_epi8(rowa, rotr_epu16(&avg3_left, &rotrw), 14);
+    _mm_store_si128((__m128i *)dst, rowa);
+    dst += stride;
+  }
+}
+
+void vpx_highbd_d135_predictor_16x16_ssse3(uint16_t *dst, ptrdiff_t stride,
+                                           const uint16_t *above,
+                                           const uint16_t *left, int bd) {
+  const __m128i rotrw = _mm_load_si128((const __m128i *)rotate_right_epu16);
+  const __m128i A0 = _mm_loadu_si128((const __m128i *)(above - 1));
+  const __m128i B0 = _mm_load_si128((const __m128i *)above);
+  const __m128i A1 = _mm_loadu_si128((const __m128i *)(above + 7));
+  const __m128i B1 = _mm_load_si128((const __m128i *)(above + 8));
+  const __m128i L0 = _mm_load_si128((const __m128i *)left);
+  const __m128i L1 = _mm_load_si128((const __m128i *)(left + 8));
+  const __m128i C0 = _mm_alignr_epi8(B1, B0, 2);
+  const __m128i C1 = _mm_srli_si128(B1, 2);
+  const __m128i avg3_0 = avg3_epu16(&A0, &B0, &C0);
+  const __m128i avg3_1 = avg3_epu16(&A1, &B1, &C1);
+  const __m128i XL0 = _mm_alignr_epi8(L0, _mm_slli_si128(A0, 14), 14);
+  const __m128i XL1 = _mm_alignr_epi8(L1, L0, 14);
+  const __m128i L0_ = _mm_alignr_epi8(XL0, _mm_slli_si128(B0, 14), 14);
+  const __m128i L1_ = _mm_alignr_epi8(XL1, XL0, 14);
+  __m128i rowa_0 = avg3_0;
+  __m128i rowa_1 = avg3_1;
+  __m128i avg3_left[2];
+  int i, j;
+  (void)bd;
+  avg3_left[0] = avg3_epu16(&L0, &XL0, &L0_);
+  avg3_left[1] = avg3_epu16(&L1, &XL1, &L1_);
+  for (i = 0; i < 2; ++i) {
+    __m128i avg_left = avg3_left[i];
+    for (j = 0; j < 8; ++j) {
+      rowa_1 = _mm_alignr_epi8(rowa_1, rowa_0, 14);
+      rowa_0 = _mm_alignr_epi8(rowa_0, rotr_epu16(&avg_left, &rotrw), 14);
+      _mm_store_si128((__m128i *)dst, rowa_0);
+      _mm_store_si128((__m128i *)(dst + 8), rowa_1);
+      dst += stride;
+    }
+  }
+}
+
+void vpx_highbd_d135_predictor_32x32_ssse3(uint16_t *dst, ptrdiff_t stride,
+                                           const uint16_t *above,
+                                           const uint16_t *left, int bd) {
+  const __m128i rotrw = _mm_load_si128((const __m128i *)rotate_right_epu16);
+  const __m128i A0 = _mm_loadu_si128((const __m128i *)(above - 1));
+  const __m128i A1 = _mm_loadu_si128((const __m128i *)(above + 7));
+  const __m128i A2 = _mm_loadu_si128((const __m128i *)(above + 15));
+  const __m128i A3 = _mm_loadu_si128((const __m128i *)(above + 23));
+  const __m128i B0 = _mm_load_si128((const __m128i *)above);
+  const __m128i B1 = _mm_load_si128((const __m128i *)(above + 8));
+  const __m128i B2 = _mm_load_si128((const __m128i *)(above + 16));
+  const __m128i B3 = _mm_load_si128((const __m128i *)(above + 24));
+  const __m128i L0 = _mm_load_si128((const __m128i *)left);
+  const __m128i L1 = _mm_load_si128((const __m128i *)(left + 8));
+  const __m128i L2 = _mm_load_si128((const __m128i *)(left + 16));
+  const __m128i L3 = _mm_load_si128((const __m128i *)(left + 24));
+  const __m128i C0 = _mm_alignr_epi8(B1, B0, 2);
+  const __m128i C1 = _mm_alignr_epi8(B2, B1, 2);
+  const __m128i C2 = _mm_alignr_epi8(B3, B2, 2);
+  const __m128i C3 = _mm_srli_si128(B3, 2);
+  const __m128i avg3_0 = avg3_epu16(&A0, &B0, &C0);
+  const __m128i avg3_1 = avg3_epu16(&A1, &B1, &C1);
+  const __m128i avg3_2 = avg3_epu16(&A2, &B2, &C2);
+  const __m128i avg3_3 = avg3_epu16(&A3, &B3, &C3);
+  const __m128i XL0 = _mm_alignr_epi8(L0, _mm_slli_si128(A0, 14), 14);
+  const __m128i XL1 = _mm_alignr_epi8(L1, L0, 14);
+  const __m128i XL2 = _mm_alignr_epi8(L2, L1, 14);
+  const __m128i XL3 = _mm_alignr_epi8(L3, L2, 14);
+  const __m128i L0_ = _mm_alignr_epi8(XL0, _mm_slli_si128(B0, 14), 14);
+  const __m128i L1_ = _mm_alignr_epi8(XL1, XL0, 14);
+  const __m128i L2_ = _mm_alignr_epi8(XL2, XL1, 14);
+  const __m128i L3_ = _mm_alignr_epi8(XL3, XL2, 14);
+  __m128i rowa_0 = avg3_0;
+  __m128i rowa_1 = avg3_1;
+  __m128i rowa_2 = avg3_2;
+  __m128i rowa_3 = avg3_3;
+  __m128i avg3_left[4];
+  int i, j;
+  (void)bd;
+  avg3_left[0] = avg3_epu16(&L0, &XL0, &L0_);
+  avg3_left[1] = avg3_epu16(&L1, &XL1, &L1_);
+  avg3_left[2] = avg3_epu16(&L2, &XL2, &L2_);
+  avg3_left[3] = avg3_epu16(&L3, &XL3, &L3_);
+  for (i = 0; i < 4; ++i) {
+    __m128i avg_left = avg3_left[i];
+    for (j = 0; j < 8; ++j) {
+      rowa_3 = _mm_alignr_epi8(rowa_3, rowa_2, 14);
+      rowa_2 = _mm_alignr_epi8(rowa_2, rowa_1, 14);
+      rowa_1 = _mm_alignr_epi8(rowa_1, rowa_0, 14);
+      rowa_0 = _mm_alignr_epi8(rowa_0, rotr_epu16(&avg_left, &rotrw), 14);
+      _mm_store_si128((__m128i *)dst, rowa_0);
+      _mm_store_si128((__m128i *)(dst + 8), rowa_1);
+      _mm_store_si128((__m128i *)(dst + 16), rowa_2);
+      _mm_store_si128((__m128i *)(dst + 24), rowa_3);
+      dst += stride;
+    }
+  }
+}
+
 void vpx_highbd_d153_predictor_8x8_ssse3(uint16_t *dst, ptrdiff_t stride,
                                          const uint16_t *above,
                                          const uint16_t *left, int bd) {