Revert "Optimize wedge partition selection."

This reverts commit efda2831e5f758b4f350679b5c55c0b9282449b0.

This commit causes segmentation fault at SSE2/SumSquares2DTest.RandomValues/0

Change-Id: I171937e4daf6f15323e8206418773deb03bd8c53
diff --git a/test/test.mk b/test/test.mk
index a4a7c63..9a87a80 100644
--- a/test/test.mk
+++ b/test/test.mk
@@ -185,7 +185,6 @@
 LIBVPX_TEST_SRCS-$(HAVE_SSSE3) += masked_variance_test.cc
 LIBVPX_TEST_SRCS-$(HAVE_SSSE3) += masked_sad_test.cc
 LIBVPX_TEST_SRCS-$(CONFIG_VP10_ENCODER) += blend_mask6_test.cc
-LIBVPX_TEST_SRCS-$(CONFIG_VP10_ENCODER) += vp10_wedge_utils_test.cc
 endif
 
 ifeq ($(CONFIG_VP9_HIGHBITDEPTH),yes)
diff --git a/test/vp10_wedge_utils_test.cc b/test/vp10_wedge_utils_test.cc
deleted file mode 100644
index 9d93c75..0000000
--- a/test/vp10_wedge_utils_test.cc
+++ /dev/null
@@ -1,399 +0,0 @@
-/*
- *  Copyright (c) 2014 The WebM project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "third_party/googletest/src/include/gtest/gtest.h"
-
-#include "./vpx_config.h"
-#include "vpx_ports/mem.h"
-
-#include "./vpx_dsp_rtcd.h"
-#include "./vp10_rtcd.h"
-
-#include "vpx_dsp/vpx_dsp_common.h"
-
-#include "vp10/common/enums.h"
-
-#include "test/array_utils.h"
-#include "test/assertion_helpers.h"
-#include "test/function_equivalence_test.h"
-#include "test/randomise.h"
-#include "test/register_state_check.h"
-#include "test/snapshot.h"
-
-#define WEDGE_WEIGHT_BITS 6
-#define MAX_MASK_VALUE  (1 << (WEDGE_WEIGHT_BITS))
-
-using std::tr1::make_tuple;
-using libvpx_test::FunctionEquivalenceTest;
-using libvpx_test::Snapshot;
-using libvpx_test::Randomise;
-using libvpx_test::array_utils::arraySet;
-using libvpx_test::assertion_helpers::ArraysEq;
-using libvpx_test::assertion_helpers::ArraysEqWithin;
-
-namespace {
-
-static const int16_t int13_max = (1<<12) - 1;
-
-//////////////////////////////////////////////////////////////////////////////
-// vp10_wedge_sse_from_residuals - functionality
-//////////////////////////////////////////////////////////////////////////////
-
-class WedgeUtilsSSEFuncTest : public testing::Test {
- protected:
-  Snapshot snapshot;
-  Randomise randomise;
-};
-
-static void equiv_blend_residuals(int16_t *r,
-                                  const int16_t *r0,
-                                  const int16_t *r1,
-                                  const uint8_t *m,
-                                  int N) {
-  for (int i = 0 ; i < N ; i++) {
-    const int32_t m0 = m[i];
-    const int32_t m1 = MAX_MASK_VALUE - m0;
-    const int16_t R = m0 * r0[i] + m1 * r1[i];
-    // Note that this rounding is designed to match the result
-    // you would get when actually blending the 2 predictors and computing
-    // the residuals.
-    r[i] = ROUND_POWER_OF_TWO(R - 1, WEDGE_WEIGHT_BITS);
-  }
-}
-
-static uint64_t equiv_sse_from_residuals(const int16_t *r0,
-                                         const int16_t *r1,
-                                         const uint8_t *m,
-                                         int N) {
-  uint64_t acc = 0;
-  for (int i = 0 ; i < N ; i++) {
-    const int32_t m0 = m[i];
-    const int32_t m1 = MAX_MASK_VALUE - m0;
-    const int16_t R = m0 * r0[i] + m1 * r1[i];
-    const int32_t r = ROUND_POWER_OF_TWO(R - 1, WEDGE_WEIGHT_BITS);
-    acc += r * r;
-  }
-  return acc;
-}
-
-TEST_F(WedgeUtilsSSEFuncTest, ResidualBlendingEquiv) {
-  for (int i = 0 ; i < 1000 && !HasFatalFailure(); i++) {
-    uint8_t s[MAX_SB_SQUARE];
-    uint8_t p0[MAX_SB_SQUARE];
-    uint8_t p1[MAX_SB_SQUARE];
-    uint8_t p[MAX_SB_SQUARE];
-
-    int16_t r0[MAX_SB_SQUARE];
-    int16_t r1[MAX_SB_SQUARE];
-    int16_t r_ref[MAX_SB_SQUARE];
-    int16_t r_tst[MAX_SB_SQUARE];
-    uint8_t m[MAX_SB_SQUARE];
-
-    randomise(s);
-    randomise(m, 0, MAX_MASK_VALUE + 1);
-
-    const int w = 1 << randomise.uniform<uint32_t>(3, MAX_SB_SIZE_LOG2);
-    const int h = 1 << randomise.uniform<uint32_t>(3, MAX_SB_SIZE_LOG2);
-    const int N = w * h;
-
-    for (int j = 0 ; j < N ; j++) {
-      p0[j] = clamp(s[j] + randomise.uniform<int>(-16, 17), 0, UINT8_MAX);
-      p1[j] = clamp(s[j] + randomise.uniform<int>(-16, 17), 0, UINT8_MAX);
-    }
-    vpx_blend_mask6(p, w, p0, w, p1, w, m, w, h, w, 0, 0);
-
-    vpx_subtract_block(h, w, r0, w, s, w, p0, w);
-    vpx_subtract_block(h, w, r1, w, s, w, p1, w);
-
-    vpx_subtract_block(h, w, r_ref, w, s, w, p, w);
-    equiv_blend_residuals(r_tst, r0, r1, m, N);
-
-    ASSERT_TRUE(ArraysEqWithin(r_ref, r_tst, 0, N));
-
-    uint64_t ref_sse = vpx_sum_squares_i16(r_ref, N);
-    uint64_t tst_sse = equiv_sse_from_residuals(r0, r1, m, N);
-
-    ASSERT_EQ(ref_sse, tst_sse);
-  }
-}
-
-static uint64_t sse_from_residuals(const int16_t *r0,
-                                   const int16_t *r1,
-                                   const uint8_t *m,
-                                   int N) {
-  uint64_t acc = 0;
-  for (int i = 0 ; i < N ; i++) {
-    const int32_t m0 = m[i];
-    const int32_t m1 = MAX_MASK_VALUE - m0;
-    const int32_t r = m0 * r0[i] + m1 * r1[i];
-    acc += r * r;
-  }
-  return ROUND_POWER_OF_TWO(acc, 2 * WEDGE_WEIGHT_BITS);
-}
-
-TEST_F(WedgeUtilsSSEFuncTest, ResidualBlendingMethod) {
-  for (int i = 0 ; i < 1000 && !HasFatalFailure(); i++) {
-    int16_t r0[MAX_SB_SQUARE];
-    int16_t r1[MAX_SB_SQUARE];
-    int16_t d[MAX_SB_SQUARE];
-    uint8_t m[MAX_SB_SQUARE];
-
-    randomise(r1, 2 * INT8_MIN, 2 * INT8_MAX + 1);
-    randomise(d, 2 * INT8_MIN, 2 * INT8_MAX + 1);
-    randomise(m, 0, MAX_MASK_VALUE + 1);
-
-    const int N = 64 * randomise.uniform<uint32_t>(1, MAX_SB_SQUARE/64);
-
-    for (int j = 0 ; j < N ; j++)
-      r0[j] = r1[j] + d[j];
-
-    uint64_t ref_res, tst_res;
-
-    ref_res = sse_from_residuals(r0, r1, m, N);
-    tst_res = vp10_wedge_sse_from_residuals(r1, d, m, N);
-
-    ASSERT_EQ(ref_res, tst_res);
-  }
-}
-
-//////////////////////////////////////////////////////////////////////////////
-// vp10_wedge_sse_from_residuals - optimizations
-//////////////////////////////////////////////////////////////////////////////
-
-typedef uint64_t (*FSSE)(const int16_t *r1,
-                         const int16_t *d,
-                         const uint8_t *m,
-                         int N);
-
-class WedgeUtilsSSEOptTest : public FunctionEquivalenceTest<FSSE> {
- protected:
-  void Common() {
-    const int N = 64 * randomise.uniform<uint32_t>(1, MAX_SB_SQUARE/64);
-
-    snapshot(r1);
-    snapshot(d);
-    snapshot(m);
-
-    uint64_t ref_res, tst_res;
-
-    ref_res = ref_func_(r1, d, m, N);
-    ASM_REGISTER_STATE_CHECK(tst_res = tst_func_(r1, d, m, N));
-
-    ASSERT_EQ(ref_res, tst_res);
-
-    ASSERT_TRUE(ArraysEq(snapshot.get(r1), r1));
-    ASSERT_TRUE(ArraysEq(snapshot.get(d), d));
-    ASSERT_TRUE(ArraysEq(snapshot.get(m), m));
-  }
-
-  Snapshot snapshot;
-  Randomise randomise;
-
-  DECLARE_ALIGNED(16, int16_t, r1[MAX_SB_SQUARE]);
-  DECLARE_ALIGNED(16, int16_t, d[MAX_SB_SQUARE]);
-  DECLARE_ALIGNED(16, uint8_t, m[MAX_SB_SQUARE]);
-};
-
-TEST_P(WedgeUtilsSSEOptTest, RandomValues) {
-  for (int i = 0 ; i < 10000 && !HasFatalFailure(); i++) {
-    randomise(r1, -int13_max, int13_max + 1);
-    randomise(d, -int13_max, int13_max + 1);
-    randomise(m, 0, 65);
-
-    Common();
-  }
-}
-
-TEST_P(WedgeUtilsSSEOptTest, ExtremeValues) {
-  for (int i = 0 ; i < 10000 && !HasFatalFailure(); i++) {
-    if (randomise.uniform<bool>())
-      arraySet(r1, int13_max);
-    else
-      arraySet(r1, -int13_max);
-
-    if (randomise.uniform<bool>())
-      arraySet(d, int13_max);
-    else
-      arraySet(d, -int13_max);
-
-    arraySet(m, MAX_MASK_VALUE);
-
-    Common();
-  }
-}
-
-#if HAVE_SSE2
-INSTANTIATE_TEST_CASE_P(
-    SSE2, WedgeUtilsSSEOptTest,
-    ::testing::Values(
-        make_tuple(&vp10_wedge_sse_from_residuals_c,
-                   &vp10_wedge_sse_from_residuals_sse2)
-    )
-);
-#endif  // HAVE_SSE2
-
-//////////////////////////////////////////////////////////////////////////////
-// vp10_wedge_sign_from_residuals
-//////////////////////////////////////////////////////////////////////////////
-
-typedef int (*FSign)(const int16_t *ds,
-                     const uint8_t *m,
-                     int N,
-                     int64_t limit);
-
-class WedgeUtilsSignOptTest : public FunctionEquivalenceTest<FSign> {
- protected:
-  static const int maxSize = 8196;  // Size limited by SIMD implementation.
-
-  void Common() {
-    const int maxN = VPXMIN(maxSize, MAX_SB_SQUARE);
-    const int N = 64 * randomise.uniform<uint32_t>(1, maxN/64);
-
-    int64_t limit;
-    limit = (int64_t)vpx_sum_squares_i16(r0, N);
-    limit -= (int64_t)vpx_sum_squares_i16(r1, N);
-    limit *= (1 << WEDGE_WEIGHT_BITS) / 2;
-
-    for (int i = 0 ; i < N ; i++)
-      ds[i] = clamp(r0[i]*r0[i] - r1[i]*r1[i], INT16_MIN, INT16_MAX);
-
-    snapshot(r0);
-    snapshot(r1);
-    snapshot(ds);
-    snapshot(m);
-
-    int ref_res, tst_res;
-
-    ref_res = ref_func_(ds, m, N, limit);
-    ASM_REGISTER_STATE_CHECK(tst_res = tst_func_(ds, m, N, limit));
-
-    ASSERT_EQ(ref_res, tst_res);
-
-    ASSERT_TRUE(ArraysEq(snapshot.get(r0), r0));
-    ASSERT_TRUE(ArraysEq(snapshot.get(r1), r1));
-    ASSERT_TRUE(ArraysEq(snapshot.get(ds), ds));
-    ASSERT_TRUE(ArraysEq(snapshot.get(m), m));
-  }
-
-  Snapshot snapshot;
-  Randomise randomise;
-
-  DECLARE_ALIGNED(16, int16_t, r0[MAX_SB_SQUARE]);
-  DECLARE_ALIGNED(16, int16_t, r1[MAX_SB_SQUARE]);
-  DECLARE_ALIGNED(16, int16_t, ds[MAX_SB_SQUARE]);
-  DECLARE_ALIGNED(16, uint8_t, m[MAX_SB_SQUARE]);
-};
-
-TEST_P(WedgeUtilsSignOptTest, RandomValues) {
-  for (int i = 0 ; i < 10000 && !HasFatalFailure(); i++) {
-    randomise(r0, -int13_max, int13_max+1);
-    randomise(r1, -int13_max, int13_max+1);
-    randomise(m, 0, MAX_MASK_VALUE + 1);
-
-    Common();
-  }
-}
-
-TEST_P(WedgeUtilsSignOptTest, ExtremeValues) {
-  for (int i = 0 ; i < 10000 && !HasFatalFailure(); i++) {
-    switch (randomise.uniform<int>(4)) {
-    case 0:
-      arraySet(r0, 0);
-      arraySet(r1, int13_max);
-      break;
-    case 1:
-      arraySet(r0, int13_max);
-      arraySet(r1, 0);
-      break;
-    case 2:
-      arraySet(r0, 0);
-      arraySet(r1, -int13_max);
-      break;
-    default:
-      arraySet(r0, -int13_max);
-      arraySet(r1, 0);
-      break;
-    }
-
-    arraySet(m, MAX_MASK_VALUE);
-
-    Common();
-  }
-}
-
-#if HAVE_SSE2
-INSTANTIATE_TEST_CASE_P(
-    SSE2, WedgeUtilsSignOptTest,
-    ::testing::Values(
-        make_tuple(&vp10_wedge_sign_from_residuals_c,
-                   &vp10_wedge_sign_from_residuals_sse2)
-    )
-);
-#endif  // HAVE_SSE2
-
-//////////////////////////////////////////////////////////////////////////////
-// vp10_wedge_compute_delta_squares
-//////////////////////////////////////////////////////////////////////////////
-
-typedef void (*FDS)(int16_t *d,
-                    const int16_t *a,
-                    const int16_t *b,
-                    int N);
-
-class WedgeUtilsDeltaSquaresOptTest : public FunctionEquivalenceTest<FDS> {
- protected:
-  void Common() {
-    const int N = 64 * randomise.uniform<uint32_t>(1, MAX_SB_SQUARE/64);
-
-    randomise(d_ref);
-    randomise(d_tst);
-
-    snapshot(a);
-    snapshot(b);
-
-    ref_func_(d_ref, a, b, N);
-    ASM_REGISTER_STATE_CHECK(tst_func_(d_tst, a, b, N));
-
-    ASSERT_TRUE(ArraysEqWithin(d_ref, d_tst, 0, N));
-
-    ASSERT_TRUE(ArraysEq(snapshot.get(a), a));
-    ASSERT_TRUE(ArraysEq(snapshot.get(b), b));
-  }
-
-  Snapshot snapshot;
-  Randomise randomise;
-
-  DECLARE_ALIGNED(16, int16_t, a[MAX_SB_SQUARE]);
-  DECLARE_ALIGNED(16, int16_t, b[MAX_SB_SQUARE]);
-  DECLARE_ALIGNED(16, int16_t, d_ref[MAX_SB_SQUARE]);
-  DECLARE_ALIGNED(16, int16_t, d_tst[MAX_SB_SQUARE]);
-};
-
-TEST_P(WedgeUtilsDeltaSquaresOptTest, RandomValues) {
-  for (int i = 0 ; i < 10000 && !HasFatalFailure(); i++) {
-    randomise(a);
-    randomise(b, -INT16_MAX, INT16_MAX + 1);
-
-    Common();
-  }
-}
-
-#if HAVE_SSE2
-INSTANTIATE_TEST_CASE_P(
-    SSE2, WedgeUtilsDeltaSquaresOptTest,
-    ::testing::Values(
-        make_tuple(&vp10_wedge_compute_delta_squares_c,
-                   &vp10_wedge_compute_delta_squares_sse2)
-    )
-);
-#endif  // HAVE_SSE2
-
-
-}  // namespace
diff --git a/vp10/common/reconinter.c b/vp10/common/reconinter.c
index a8278c4..083100f 100644
--- a/vp10/common/reconinter.c
+++ b/vp10/common/reconinter.c
@@ -2440,6 +2440,7 @@
                                                  int wedge_offset_x,
                                                  int wedge_offset_y,
 #endif  // CONFIG_SUPERTX
+                                                 int mi_x, int mi_y,
                                                  uint8_t *ext_dst0,
                                                  int ext_dst_stride0,
                                                  uint8_t *ext_dst1,
@@ -2453,6 +2454,8 @@
   (void) block;
   (void) bw;
   (void) bh;
+  (void) mi_x;
+  (void) mi_y;
 
   if (is_compound
       && is_interinter_wedge_used(mbmi->sb_type)
@@ -2516,9 +2519,12 @@
 void vp10_build_wedge_inter_predictor_from_buf(
     MACROBLOCKD *xd, BLOCK_SIZE bsize,
     int plane_from, int plane_to,
+    int mi_row, int mi_col,
     uint8_t *ext_dst0[3], int ext_dst_stride0[3],
     uint8_t *ext_dst1[3], int ext_dst_stride1[3]) {
   int plane;
+  const int mi_x = mi_col * MI_SIZE;
+  const int mi_y = mi_row * MI_SIZE;
   for (plane = plane_from; plane <= plane_to; ++plane) {
     const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize,
                                                         &xd->plane[plane]);
@@ -2537,6 +2543,7 @@
 #if CONFIG_SUPERTX
                                                0, 0,
 #endif
+                                               mi_x, mi_y,
                                                ext_dst0[plane],
                                                ext_dst_stride0[plane],
                                                ext_dst1[plane],
@@ -2547,6 +2554,7 @@
 #if CONFIG_SUPERTX
                                            0, 0,
 #endif
+                                           mi_x, mi_y,
                                            ext_dst0[plane],
                                            ext_dst_stride0[plane],
                                            ext_dst1[plane],
diff --git a/vp10/common/reconinter.h b/vp10/common/reconinter.h
index dad4962..e84e20e 100644
--- a/vp10/common/reconinter.h
+++ b/vp10/common/reconinter.h
@@ -646,6 +646,7 @@
 void vp10_build_wedge_inter_predictor_from_buf(
     MACROBLOCKD *xd, BLOCK_SIZE bsize,
     int plane_from, int plane_to,
+    int mi_row, int mi_col,
     uint8_t *ext_dst0[3], int ext_dst_stride0[3],
     uint8_t *ext_dst1[3], int ext_dst_stride1[3]);
 #endif  // CONFIG_EXT_INTER
diff --git a/vp10/common/vp10_rtcd_defs.pl b/vp10/common/vp10_rtcd_defs.pl
index d687380..1e93f7d 100644
--- a/vp10/common/vp10_rtcd_defs.pl
+++ b/vp10/common/vp10_rtcd_defs.pl
@@ -690,15 +690,6 @@
 }
 # End vp10_high encoder functions
 
-if (vpx_config("CONFIG_EXT_INTER") eq "yes") {
-  add_proto qw/uint64_t vp10_wedge_sse_from_residuals/, "const int16_t *r1, const int16_t *d, const uint8_t *m, int N";
-  specialize qw/vp10_wedge_sse_from_residuals sse2/;
-  add_proto qw/int vp10_wedge_sign_from_residuals/, "const int16_t *ds, const uint8_t *m, int N, int64_t limit";
-  specialize qw/vp10_wedge_sign_from_residuals sse2/;
-  add_proto qw/void vp10_wedge_compute_delta_squares/, "int16_t *d, const int16_t *a, const int16_t *b, int N";
-  specialize qw/vp10_wedge_compute_delta_squares sse2/;
-}
-
 }
 # end encoder functions
 1;
diff --git a/vp10/encoder/rdopt.c b/vp10/encoder/rdopt.c
index a1b4fb7..8c4b202 100644
--- a/vp10/encoder/rdopt.c
+++ b/vp10/encoder/rdopt.c
@@ -6535,8 +6535,8 @@
 static int estimate_wedge_sign(const VP10_COMP *cpi,
                                const MACROBLOCK *x,
                                const BLOCK_SIZE bsize,
-                               const uint8_t *pred0, int stride0,
-                               const uint8_t *pred1, int stride1) {
+                               uint8_t *pred0, int stride0,
+                               uint8_t *pred1, int stride1) {
   const struct macroblock_plane *const p = &x->plane[0];
   const uint8_t *src = p->src.buf;
   int src_stride = p->src.stride;
@@ -6702,195 +6702,6 @@
 }
 #endif
 
-#if CONFIG_EXT_INTER
-// Choose the best wedge index and sign
-static int64_t pick_wedge(const VP10_COMP *const cpi,
-                          const MACROBLOCK *const x,
-                          const BLOCK_SIZE bsize,
-                          const uint8_t *const p0,
-                          const uint8_t *const p1,
-                          int *const best_wedge_sign,
-                          int *const best_wedge_index) {
-  const MACROBLOCKD *const xd = &x->e_mbd;
-  const struct buf_2d *const src = &x->plane[0].src;
-  const int bw = 4 * num_4x4_blocks_wide_lookup[bsize];
-  const int bh = 4 * num_4x4_blocks_high_lookup[bsize];
-  const int N = bw * bh;
-  int rate;
-  int64_t dist;
-  int64_t rd, best_rd = INT64_MAX;
-  int wedge_index;
-  int wedge_sign;
-  int wedge_types = (1 << get_wedge_bits_lookup(bsize));
-  const uint8_t *mask;
-  uint64_t sse;
-#if CONFIG_VP9_HIGHBITDEPTH
-  const int hbd = xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH;
-  const int bd_round = hbd ? (xd->bd - 8) * 2 : 0;
-#else
-  const int bd_round = 0;
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-
-  int16_t r0[MAX_SB_SQUARE];
-  int16_t r1[MAX_SB_SQUARE];
-  int16_t d10[MAX_SB_SQUARE];
-  int16_t ds[MAX_SB_SQUARE];
-
-  int64_t sign_limit;
-
-#if CONFIG_VP9_HIGHBITDEPTH
-  if (hbd) {
-    vpx_highbd_subtract_block(bh, bw, r0, bw, src->buf, src->stride,
-                              CONVERT_TO_BYTEPTR(p0), bw, xd->bd);
-    vpx_highbd_subtract_block(bh, bw, r1, bw, src->buf, src->stride,
-                              CONVERT_TO_BYTEPTR(p1), bw, xd->bd);
-    vpx_highbd_subtract_block(bh, bw, d10, bw,
-                              CONVERT_TO_BYTEPTR(p1), bw,
-                              CONVERT_TO_BYTEPTR(p0), bw, xd->bd);
-  } else  // NOLINT
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-  {
-    vpx_subtract_block(bh, bw, r0, bw, src->buf, src->stride, p0, bw);
-    vpx_subtract_block(bh, bw, r1, bw, src->buf, src->stride, p1, bw);
-    vpx_subtract_block(bh, bw, d10, bw, p1, bw, p0, bw);
-  }
-
-  sign_limit = ((int64_t)vpx_sum_squares_i16(r0, N)
-                - (int64_t)vpx_sum_squares_i16(r1, N))
-               * (1 << WEDGE_WEIGHT_BITS) / 2;
-
-  vp10_wedge_compute_delta_squares(ds, r0, r1, N);
-
-  for (wedge_index = 0; wedge_index < wedge_types; ++wedge_index) {
-    mask = vp10_get_soft_mask(wedge_index, 0, bsize, 0, 0);
-    wedge_sign = vp10_wedge_sign_from_residuals(ds, mask, N, sign_limit);
-
-    mask = vp10_get_soft_mask(wedge_index, wedge_sign, bsize, 0, 0);
-    sse = vp10_wedge_sse_from_residuals(r1, d10, mask, N);
-    sse = ROUNDZ_POWER_OF_TWO(sse, bd_round);
-
-    model_rd_from_sse(cpi, xd, bsize, 0, sse, &rate, &dist);
-    rd =  RDCOST(x->rdmult, x->rddiv, rate, dist);
-
-    if (rd < best_rd) {
-      *best_wedge_index = wedge_index;
-      *best_wedge_sign = wedge_sign;
-      best_rd = rd;
-    }
-  }
-
-  return best_rd;
-}
-
-// Choose the best wedge index the specified sign
-static int64_t pick_wedge_fixed_sign(const VP10_COMP *const cpi,
-                                     const MACROBLOCK *const x,
-                                     const BLOCK_SIZE bsize,
-                                     const uint8_t *const p0,
-                                     const uint8_t *const p1,
-                                     const int wedge_sign,
-                                     int *const best_wedge_index) {
-  const MACROBLOCKD *const xd = &x->e_mbd;
-  const struct buf_2d *const src = &x->plane[0].src;
-  const int bw = 4 * num_4x4_blocks_wide_lookup[bsize];
-  const int bh = 4 * num_4x4_blocks_high_lookup[bsize];
-  const int N = bw * bh;
-  int rate;
-  int64_t dist;
-  int64_t rd, best_rd = INT64_MAX;
-  int wedge_index;
-  int wedge_types = (1 << get_wedge_bits_lookup(bsize));
-  const uint8_t *mask;
-  uint64_t sse;
-#if CONFIG_VP9_HIGHBITDEPTH
-  const int hbd = xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH;
-  const int bd_round = hbd ? (xd->bd - 8) * 2 : 0;
-#else
-  const int bd_round = 0;
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-
-  int16_t r1[MAX_SB_SQUARE];
-  int16_t d10[MAX_SB_SQUARE];
-
-#if CONFIG_VP9_HIGHBITDEPTH
-  if (hbd) {
-    vpx_highbd_subtract_block(bh, bw, r1, bw, src->buf, src->stride,
-                              CONVERT_TO_BYTEPTR(p1), bw, xd->bd);
-    vpx_highbd_subtract_block(bh, bw, d10, bw,
-                              CONVERT_TO_BYTEPTR(p1), bw,
-                              CONVERT_TO_BYTEPTR(p0), bw, xd->bd);
-  } else  // NOLINT
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-  {
-    vpx_subtract_block(bh, bw, r1, bw, src->buf, src->stride, p1, bw);
-    vpx_subtract_block(bh, bw, d10, bw, p1, bw, p0, bw);
-  }
-
-  for (wedge_index = 0; wedge_index < wedge_types; ++wedge_index) {
-    mask = vp10_get_soft_mask(wedge_index, wedge_sign, bsize, 0, 0);
-    sse = vp10_wedge_sse_from_residuals(r1, d10, mask, N);
-    sse = ROUNDZ_POWER_OF_TWO(sse, bd_round);
-
-    model_rd_from_sse(cpi, xd, bsize, 0, sse, &rate, &dist);
-    rd =  RDCOST(x->rdmult, x->rddiv, rate, dist);
-
-    if (rd < best_rd) {
-      *best_wedge_index = wedge_index;
-      best_rd = rd;
-    }
-  }
-
-  return best_rd;
-}
-
-static int64_t pick_interinter_wedge(const VP10_COMP *const cpi,
-                                     const MACROBLOCK *const x,
-                                     const BLOCK_SIZE bsize,
-                                     const uint8_t *const p0,
-                                     const uint8_t *const p1) {
-  const MACROBLOCKD *const xd = &x->e_mbd;
-  MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
-  const int bw = 4 * num_4x4_blocks_wide_lookup[bsize];
-
-  int64_t rd;
-  int wedge_index = -1;
-  int wedge_sign = 0;
-
-  assert(is_interinter_wedge_used(bsize));
-
-  if (cpi->sf.fast_wedge_sign_estimate) {
-    wedge_sign = estimate_wedge_sign(cpi, x, bsize, p0, bw, p1, bw);
-    rd = pick_wedge_fixed_sign(cpi, x, bsize, p0, p1, wedge_sign, &wedge_index);
-  } else {
-    rd = pick_wedge(cpi, x, bsize, p0, p1, &wedge_sign, &wedge_index);
-  }
-
-  mbmi->interinter_wedge_sign = wedge_sign;
-  mbmi->interinter_wedge_index = wedge_index;
-  return rd;
-}
-
-static int64_t pick_interintra_wedge(const VP10_COMP *const cpi,
-                                     const MACROBLOCK *const x,
-                                     const BLOCK_SIZE bsize,
-                                     const uint8_t *const p0,
-                                     const uint8_t *const p1) {
-  const MACROBLOCKD *const xd = &x->e_mbd;
-  MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
-
-  int64_t rd;
-  int wedge_index = -1;
-
-  assert(is_interintra_wedge_used(bsize));
-
-  rd = pick_wedge_fixed_sign(cpi, x, bsize, p0, p1, 0, &wedge_index);
-
-  mbmi->interintra_wedge_sign = 0;
-  mbmi->interintra_wedge_index = wedge_index;
-  return rd;
-}
-#endif  // CONFIG_EXT_INTER
-
 static int64_t handle_inter_mode(VP10_COMP *cpi, MACROBLOCK *x,
                                  BLOCK_SIZE bsize,
                                  int *rate2, int64_t *distortion,
@@ -6930,7 +6741,6 @@
   int_mv cur_mv[2];
   int rate_mv = 0;
 #if CONFIG_EXT_INTER
-  const int bw = 4 * num_4x4_blocks_wide_lookup[bsize];
   int mv_idx = (this_mode == NEWFROMNEARMV) ? 1 : 0;
   int_mv single_newmv[MAX_REF_FRAMES];
   const unsigned int *const interintra_mode_cost =
@@ -6941,11 +6751,11 @@
 #endif
 #endif  // CONFIG_EXT_INTER
 #if CONFIG_VP9_HIGHBITDEPTH
-  DECLARE_ALIGNED(16, uint8_t, tmp_buf_[2 * MAX_MB_PLANE * MAX_SB_SQUARE]);
-#else
-  DECLARE_ALIGNED(16, uint8_t, tmp_buf_[MAX_MB_PLANE * MAX_SB_SQUARE]);
-#endif  // CONFIG_VP9_HIGHBITDEPTH
+  DECLARE_ALIGNED(16, uint16_t, tmp_buf16[MAX_MB_PLANE * MAX_SB_SQUARE]);
   uint8_t *tmp_buf;
+#else
+  DECLARE_ALIGNED(16, uint8_t, tmp_buf[MAX_MB_PLANE * MAX_SB_SQUARE]);
+#endif  // CONFIG_VP9_HIGHBITDEPTH
 
 #if CONFIG_OBMC
   int allow_obmc =
@@ -7019,11 +6829,12 @@
 #endif
 
 #if CONFIG_VP9_HIGHBITDEPTH
-  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH)
-    tmp_buf = CONVERT_TO_BYTEPTR(tmp_buf_);
-  else
+  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
+    tmp_buf = CONVERT_TO_BYTEPTR(tmp_buf16);
+  } else {
+    tmp_buf = (uint8_t *)tmp_buf16;
+  }
 #endif  // CONFIG_VP9_HIGHBITDEPTH
-    tmp_buf = tmp_buf_;
 
   if (is_comp_pred) {
     if (frame_mv[refs[0]].as_int == INVALID_MV ||
@@ -7436,10 +7247,13 @@
 #endif  // CONFIG_OBMC
 
   if (is_comp_pred && is_interinter_wedge_used(bsize)) {
+    int wedge_index, best_wedge_index = WEDGE_NONE;
+    int wedge_sign, best_wedge_sign = 0;
     int rate_sum, rs;
     int64_t dist_sum;
     int64_t best_rd_nowedge = INT64_MAX;
     int64_t best_rd_wedge = INT64_MAX;
+    int wedge_types;
     int tmp_skip_txfm_sb;
     int64_t tmp_skip_sse_sb;
 
@@ -7457,15 +7271,21 @@
     // Disbale wedge search if source variance is small
     if (x->source_variance > cpi->sf.disable_wedge_search_var_thresh &&
         best_rd_nowedge / 3 < ref_best_rd) {
-      uint8_t pred0[2 * MAX_SB_SQUARE];
-      uint8_t pred1[2 * MAX_SB_SQUARE];
-      uint8_t *preds0[1] = {pred0};
-      uint8_t *preds1[1] = {pred1};
-      int strides[1] = {bw};
+      uint8_t pred0[2 * MAX_SB_SQUARE * 3];
+      uint8_t pred1[2 * MAX_SB_SQUARE * 3];
+      uint8_t *preds0[3] = {pred0,
+        pred0 + 2 * MAX_SB_SQUARE,
+        pred0 + 4 * MAX_SB_SQUARE};
+      uint8_t *preds1[3] = {pred1,
+        pred1 + 2 * MAX_SB_SQUARE,
+        pred1 + 4 * MAX_SB_SQUARE};
+      int strides[3] = {MAX_SB_SIZE, MAX_SB_SIZE, MAX_SB_SIZE};
+      int est_wedge_sign;
 
       mbmi->use_wedge_interinter = 1;
       rs = vp10_cost_literal(get_interinter_wedge_bits(bsize)) +
           vp10_cost_bit(cm->fc->wedge_interinter_prob[bsize], 1);
+      wedge_types = (1 << get_wedge_bits_lookup(bsize));
 
       vp10_build_inter_predictors_for_planes_single_buf(
           xd, bsize, 0, 0,  mi_row, mi_col, 0, preds0, strides);
@@ -7473,8 +7293,49 @@
           xd, bsize, 0, 0, mi_row, mi_col, 1, preds1, strides);
 
       // Choose the best wedge
-      best_rd_wedge = pick_interinter_wedge(cpi, x, bsize, pred0, pred1);
-      best_rd_wedge += RDCOST(x->rdmult, x->rddiv, rs + rate_mv, 0);
+      if (cpi->sf.fast_wedge_sign_estimate) {
+        est_wedge_sign = estimate_wedge_sign(
+            cpi, x, bsize, pred0, MAX_SB_SIZE, pred1, MAX_SB_SIZE);
+        best_wedge_sign = mbmi->interinter_wedge_sign = est_wedge_sign;
+        for (wedge_index = 0; wedge_index < wedge_types; ++wedge_index) {
+          mbmi->interinter_wedge_index = wedge_index;
+          vp10_build_wedge_inter_predictor_from_buf(xd, bsize,
+                                                    0, 0, mi_row, mi_col,
+                                                    preds0, strides,
+                                                    preds1, strides);
+          model_rd_for_sb(cpi, bsize, x, xd, 0, 0,
+                          &rate_sum, &dist_sum,
+                          &tmp_skip_txfm_sb, &tmp_skip_sse_sb);
+          rd = RDCOST(x->rdmult, x->rddiv, rs + rate_mv + rate_sum, dist_sum);
+          if (rd < best_rd_wedge) {
+            best_wedge_index = wedge_index;
+            best_rd_wedge = rd;
+          }
+        }
+      } else {
+        for (wedge_index = 0; wedge_index < wedge_types; ++wedge_index) {
+          for (wedge_sign = 0; wedge_sign < 2; ++wedge_sign) {
+            mbmi->interinter_wedge_index = wedge_index;
+            mbmi->interinter_wedge_sign = wedge_sign;
+            vp10_build_wedge_inter_predictor_from_buf(xd, bsize,
+                                                      0, 0, mi_row, mi_col,
+                                                      preds0, strides,
+                                                      preds1, strides);
+            model_rd_for_sb(cpi, bsize, x, xd, 0, 0,
+                            &rate_sum, &dist_sum,
+                            &tmp_skip_txfm_sb, &tmp_skip_sse_sb);
+            rd = RDCOST(x->rdmult, x->rddiv,
+                        rs + rate_mv + rate_sum, dist_sum);
+            if (rd < best_rd_wedge) {
+              best_wedge_index = wedge_index;
+              best_wedge_sign = wedge_sign;
+              best_rd_wedge = rd;
+            }
+          }
+        }
+      }
+      mbmi->interinter_wedge_index = best_wedge_index;
+      mbmi->interinter_wedge_sign = best_wedge_sign;
 
       if (have_newmv_in_inter_mode(this_mode)) {
         int_mv tmp_mv[2];
@@ -7519,6 +7380,7 @@
           mbmi->mv[1].as_int = cur_mv[1].as_int;
           tmp_rate_mv = rate_mv;
           vp10_build_wedge_inter_predictor_from_buf(xd, bsize, 0, 0,
+                                                    mi_row, mi_col,
                                                     preds0, strides,
                                                     preds1, strides);
         }
@@ -7533,6 +7395,8 @@
 
         if (best_rd_wedge < best_rd_nowedge) {
           mbmi->use_wedge_interinter = 1;
+          mbmi->interinter_wedge_index = best_wedge_index;
+          mbmi->interinter_wedge_sign = best_wedge_sign;
           xd->mi[0]->bmi[0].as_mv[0].as_int = mbmi->mv[0].as_int;
           xd->mi[0]->bmi[0].as_mv[1].as_int = mbmi->mv[1].as_int;
           *rate2 += tmp_rate_mv - rate_mv;
@@ -7546,7 +7410,7 @@
         }
       } else {
         vp10_build_wedge_inter_predictor_from_buf(xd, bsize,
-                                                  0, 0,
+                                                  0, 0, mi_row, mi_col,
                                                   preds0, strides,
                                                   preds1, strides);
         vp10_subtract_plane(x, bsize, 0);
@@ -7558,6 +7422,8 @@
           best_rd_wedge = rd;
         if (best_rd_wedge < best_rd_nowedge) {
           mbmi->use_wedge_interinter = 1;
+          mbmi->interinter_wedge_index = best_wedge_index;
+          mbmi->interinter_wedge_sign = best_wedge_sign;
         } else {
           mbmi->use_wedge_interinter = 0;
         }
@@ -7580,11 +7446,13 @@
   }
 
   if (is_comp_interintra_pred) {
+    const int bw = 4 * num_4x4_blocks_wide_lookup[bsize];
     INTERINTRA_MODE best_interintra_mode = II_DC_PRED;
     int64_t best_interintra_rd = INT64_MAX;
     int rmode, rate_sum;
     int64_t dist_sum;
     int j;
+    int wedge_types, wedge_index, best_wedge_index = -1;
     int64_t best_interintra_rd_nowedge = INT64_MAX;
     int64_t best_interintra_rd_wedge = INT64_MAX;
     int rwedge;
@@ -7592,7 +7460,8 @@
     int tmp_rate_mv = 0;
     int tmp_skip_txfm_sb;
     int64_t tmp_skip_sse_sb;
-    DECLARE_ALIGNED(16, uint8_t, intrapred_[2 * MAX_SB_SQUARE]);
+    DECLARE_ALIGNED(16, uint8_t,
+                    intrapred_[2 * MAX_MB_PLANE * MAX_SB_SQUARE]);
     uint8_t *intrapred;
 
 #if CONFIG_VP9_HIGHBITDEPTH
@@ -7605,7 +7474,7 @@
     mbmi->ref_frame[1] = NONE;
     for (j = 0; j < MAX_MB_PLANE; j++) {
       xd->plane[j].dst.buf = tmp_buf + j * MAX_SB_SQUARE;
-      xd->plane[j].dst.stride = bw;
+      xd->plane[j].dst.stride = MAX_SB_SIZE;
     }
     vp10_build_inter_predictors_sby(xd, mi_row, mi_col, bsize);
     restore_dst_buf(xd, orig_dst, orig_dst_stride);
@@ -7616,9 +7485,9 @@
       mbmi->interintra_mode = (INTERINTRA_MODE)j;
       rmode = interintra_mode_cost[mbmi->interintra_mode];
       vp10_build_intra_predictors_for_interintra(
-          xd, bsize, 0, intrapred, bw);
-      vp10_combine_interintra(xd, bsize, 0, tmp_buf, bw,
-                              intrapred, bw);
+          xd, bsize, 0, intrapred, MAX_SB_SIZE);
+      vp10_combine_interintra(xd, bsize, 0, tmp_buf, MAX_SB_SIZE,
+                              intrapred, MAX_SB_SIZE);
       model_rd_for_sb(cpi, bsize, x, xd, 0, 0, &rate_sum, &dist_sum,
                       &tmp_skip_txfm_sb, &tmp_skip_sse_sb);
       rd = RDCOST(x->rdmult, x->rddiv, rs + tmp_rate_mv + rate_sum, dist_sum);
@@ -7630,9 +7499,9 @@
     mbmi->interintra_mode = best_interintra_mode;
     rmode = interintra_mode_cost[mbmi->interintra_mode];
     vp10_build_intra_predictors_for_interintra(
-        xd, bsize, 0, intrapred, bw);
-    vp10_combine_interintra(xd, bsize, 0, tmp_buf, bw,
-                            intrapred, bw);
+        xd, bsize, 0, intrapred, MAX_SB_SIZE);
+    vp10_combine_interintra(xd, bsize, 0, tmp_buf, MAX_SB_SIZE,
+                            intrapred, MAX_SB_SIZE);
     vp10_subtract_plane(x, bsize, 0);
     rd = estimate_yrd_for_sb(cpi, bsize, x, &rate_sum, &dist_sum,
                              &tmp_skip_txfm_sb, &tmp_skip_sse_sb,
@@ -7655,20 +7524,32 @@
       // Disbale wedge search if source variance is small
       if (x->source_variance > cpi->sf.disable_wedge_search_var_thresh) {
         mbmi->use_wedge_interintra = 1;
-
+        wedge_types = (1 << get_wedge_bits_lookup(bsize));
         rwedge = vp10_cost_literal(get_interintra_wedge_bits(bsize)) +
             vp10_cost_bit(cm->fc->wedge_interintra_prob[bsize], 1);
-
-        best_interintra_rd_wedge = pick_interintra_wedge(cpi, x, bsize,
-                                                         intrapred_, tmp_buf_);
-
-        best_interintra_rd_wedge += RDCOST(x->rdmult, x->rddiv,
-                                           rmode + rate_mv + rwedge, 0);
+        for (wedge_index = 0; wedge_index < wedge_types; ++wedge_index) {
+          mbmi->interintra_wedge_index = wedge_index;
+          mbmi->interintra_wedge_sign = 0;
+          vp10_combine_interintra(xd, bsize, 0,
+                                  tmp_buf, MAX_SB_SIZE,
+                                  intrapred, MAX_SB_SIZE);
+          model_rd_for_sb(cpi, bsize, x, xd, 0, 0,
+                          &rate_sum, &dist_sum,
+                          &tmp_skip_txfm_sb, &tmp_skip_sse_sb);
+          rd = RDCOST(x->rdmult, x->rddiv,
+                      rmode + rate_mv + rwedge + rate_sum, dist_sum);
+          if (rd < best_interintra_rd_wedge) {
+            best_interintra_rd_wedge = rd;
+            best_wedge_index = wedge_index;
+          }
+        }
         // Refine motion vector.
-        if (have_newmv_in_inter_mode(this_mode)) {
+        if (have_newmv_in_inter_mode(this_mode) && best_wedge_index > -1) {
           // get negative of mask
           const uint8_t* mask = vp10_get_soft_mask(
-              mbmi->interintra_wedge_index, 1, bsize, 0, 0);
+              best_wedge_index, 1, bsize, 0, 0);
+          mbmi->interintra_wedge_index = best_wedge_index;
+          mbmi->interintra_wedge_sign = 0;
           do_masked_motion_search(cpi, x, mask, bw, bsize,
                                   mi_row, mi_col, &tmp_mv, &tmp_rate_mv,
                                   0, mv_idx);
@@ -7685,11 +7566,13 @@
             tmp_rate_mv = rate_mv;
           }
         } else {
+          mbmi->interintra_wedge_index = best_wedge_index;
+          mbmi->interintra_wedge_sign = 0;
           tmp_mv.as_int = cur_mv[0].as_int;
           tmp_rate_mv = rate_mv;
           vp10_combine_interintra(xd, bsize, 0,
-                                  tmp_buf, bw,
-                                  intrapred, bw);
+                                  tmp_buf, MAX_SB_SIZE,
+                                  intrapred, MAX_SB_SIZE);
         }
         // Evaluate closer to true rd
         vp10_subtract_plane(x, bsize, 0);
@@ -7702,6 +7585,8 @@
         best_interintra_rd_wedge = rd;
         if (best_interintra_rd_wedge < best_interintra_rd_nowedge) {
           mbmi->use_wedge_interintra = 1;
+          mbmi->interintra_wedge_index = best_wedge_index;
+          mbmi->interintra_wedge_sign = 0;
           best_interintra_rd = best_interintra_rd_wedge;
           mbmi->mv[0].as_int = tmp_mv.as_int;
           *rate2 += tmp_rate_mv - rate_mv;
diff --git a/vp10/encoder/wedge_utils.c b/vp10/encoder/wedge_utils.c
deleted file mode 100644
index d97008d..0000000
--- a/vp10/encoder/wedge_utils.c
+++ /dev/null
@@ -1,135 +0,0 @@
-/*
- *  Copyright (c) 2016 The WebM project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include <assert.h>
-
-#include "vpx/vpx_integer.h"
-
-#include "vpx_ports/mem.h"
-
-#include "vpx_dsp/vpx_dsp_common.h"
-
-#include "vp10/common/reconinter.h"
-
-#define MAX_MASK_VALUE  (1 << WEDGE_WEIGHT_BITS)
-
-/**
- * Computes SSE of a compound predictor constructed from 2 fundamental
- * predictors p0 and p1 using blending with mask.
- *
- * r1:  Residuals of p1.
- *      (source - p1)
- * d:   Difference of p1 and p0.
- *      (p1 - p0)
- * m:   The blending mask
- * N:   Number of pixels
- *
- * 'r1', 'd', and 'm' are contiguous.
- *
- * Computes:
- *  Sum((MAX_MASK_VALUE*r1 + mask*d)**2), which is equivalent to:
- *  Sum((mask*r0 + (MAX_MASK_VALUE-mask)*r1)**2),
- *    where r0 is (source - p0), and r1 is (source - p1), which is in turn
- *    is equivalent to:
- *  Sum((source*MAX_MASK_VALUE - (mask*p0 + (MAX_MASK_VALUE-mask)*p1))**2),
- *    which is the SSE of the residuals of the compound predictor scaled up by
- *    MAX_MASK_VALUE**2.
- *
- * Note that we clamp the partial term in the loop to 16 bits signed. This is
- * to facilitate equivalent SIMD implementation. It should have no effect if
- * residuals are within 16 - WEDGE_WEIGHT_BITS (=10) signed, which always
- * holds for 8 bit input, and on real input, it should hold practically always,
- * as residuals are expected to be small.
- */
-uint64_t vp10_wedge_sse_from_residuals_c(const int16_t *r1,
-                                         const int16_t *d,
-                                         const uint8_t *m,
-                                         int N) {
-  uint64_t csse = 0;
-  int i;
-  assert(N % 64 == 0);
-  for (i = 0 ; i < N ; i++) {
-    int32_t t = MAX_MASK_VALUE*r1[i] + m[i]*d[i];
-    t = clamp(t, INT16_MIN, INT16_MAX);
-    csse += t*t;
-  }
-  return ROUND_POWER_OF_TWO(csse, 2 * WEDGE_WEIGHT_BITS);
-}
-
-/**
- * Choose the mask sign for a compound predictor.
- *
- * ds:    Difference of the squares of the residuals.
- *        r0**2 - r1**2
- * m:     The blending mask
- * N:     Number of pixels
- * limit: Pre-computed threshold value.
- *        MAX_MASK_VALUE/2 * (sum(r0**2) - sum(r1**2))
- *
- * 'ds' and 'm' are contiguous.
- *
- * Returns true if the negated mask has lower SSE compared to the positive
- * mask. Computation is based on:
- *  Sum((mask*r0 + (MAX_MASK_VALUE-mask)*r1)**2)
- *                                     >
- *                                Sum(((MAX_MASK_VALUE-mask)*r0 + mask*r1)**2)
- *
- *  which can be simplified to:
- *
- *  Sum(mask*(r0**2 - r1**2)) > MAX_MASK_VALUE/2 * (sum(r0**2) - sum(r1**2))
- *
- *  The right hand side does not depend on the mask, and needs to be passed as
- *  the 'limit' parameter.
- *
- *  After pre-computing (r0**2 - r1**2), which is passed in as 'ds', the left
- *  hand side is simply a scalar product between an int16_t and uint8_t vector.
- *
- *  Note that for efficiency, ds is stored on 16 bits. Real input residuals
- *  being small, this should not cause a noticeable issue.
- */
-int vp10_wedge_sign_from_residuals_c(const int16_t *ds,
-                                     const uint8_t *m,
-                                     int N,
-                                     int64_t limit) {
-  int64_t acc = 0;
-
-  assert(N % 64 == 0);
-
-  do {
-    acc += *ds++ * *m++;
-  } while (--N);
-
-  return acc > limit;
-}
-
-/**
- * Compute the element-wise difference of the squares of 2 arrays.
- *
- * d: Difference of the squares of the inputs: a**2 - b**2
- * a: First input array
- * b: Second input array
- * N: Number of elements
- *
- * 'd', 'a', and 'b' are contiguous.
- *
- * The result is saturated to signed 16 bits.
- */
-void vp10_wedge_compute_delta_squares_c(int16_t *d,
-                                        const int16_t *a,
-                                        const int16_t *b,
-                                        int N) {
-  int i;
-
-  assert(N % 64 == 0);
-
-  for (i = 0 ; i < N ; i++)
-    d[i] = clamp(a[i]*a[i] - b[i]*b[i], INT16_MIN, INT16_MAX);
-}
-
diff --git a/vp10/encoder/x86/wedge_utils_sse2.c b/vp10/encoder/x86/wedge_utils_sse2.c
deleted file mode 100644
index b881d58..0000000
--- a/vp10/encoder/x86/wedge_utils_sse2.c
+++ /dev/null
@@ -1,260 +0,0 @@
-/*
- *  Copyright (c) 2016 The WebM project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include <assert.h>
-#include <immintrin.h>
-
-#include "vpx_dsp/x86/synonyms.h"
-
-#include "vpx/vpx_integer.h"
-
-#include "vp10/common/reconinter.h"
-
-#define MAX_MASK_VALUE  (1 << WEDGE_WEIGHT_BITS)
-
-/**
- * See vp10_wedge_sse_from_residuals_c
- */
-uint64_t vp10_wedge_sse_from_residuals_sse2(const int16_t *r1,
-                                            const int16_t *d,
-                                            const uint8_t *m,
-                                            int N) {
-  int n = -N;
-  int n8 = n + 8;
-
-  uint64_t csse;
-
-  const __m128i v_mask_max_w = _mm_set1_epi16(MAX_MASK_VALUE);
-  const __m128i v_zext_q = _mm_set_epi32(0, 0xffffffff, 0, 0xffffffff);
-
-  __m128i v_acc0_q = _mm_setzero_si128();
-
-  assert(N % 64 == 0);
-
-  r1 += N;
-  d += N;
-  m += N;
-
-  do {
-    const __m128i v_r0_w = xx_load_128(r1 + n);
-    const __m128i v_r1_w = xx_load_128(r1 + n8);
-    const __m128i v_d0_w = xx_load_128(d + n);
-    const __m128i v_d1_w = xx_load_128(d + n8);
-    const __m128i v_m01_b = xx_load_128(m + n);
-
-    const __m128i v_rd0l_w = _mm_unpacklo_epi16(v_d0_w, v_r0_w);
-    const __m128i v_rd0h_w = _mm_unpackhi_epi16(v_d0_w, v_r0_w);
-    const __m128i v_rd1l_w = _mm_unpacklo_epi16(v_d1_w, v_r1_w);
-    const __m128i v_rd1h_w = _mm_unpackhi_epi16(v_d1_w, v_r1_w);
-    const __m128i v_m0_w = _mm_unpacklo_epi8(v_m01_b, _mm_setzero_si128());
-    const __m128i v_m1_w = _mm_unpackhi_epi8(v_m01_b, _mm_setzero_si128());
-
-    const __m128i v_m0l_w = _mm_unpacklo_epi16(v_m0_w, v_mask_max_w);
-    const __m128i v_m0h_w = _mm_unpackhi_epi16(v_m0_w, v_mask_max_w);
-    const __m128i v_m1l_w = _mm_unpacklo_epi16(v_m1_w, v_mask_max_w);
-    const __m128i v_m1h_w = _mm_unpackhi_epi16(v_m1_w, v_mask_max_w);
-
-    const __m128i v_t0l_d = _mm_madd_epi16(v_rd0l_w, v_m0l_w);
-    const __m128i v_t0h_d = _mm_madd_epi16(v_rd0h_w, v_m0h_w);
-    const __m128i v_t1l_d = _mm_madd_epi16(v_rd1l_w, v_m1l_w);
-    const __m128i v_t1h_d = _mm_madd_epi16(v_rd1h_w, v_m1h_w);
-
-    const __m128i v_t0_w = _mm_packs_epi32(v_t0l_d, v_t0h_d);
-    const __m128i v_t1_w = _mm_packs_epi32(v_t1l_d, v_t1h_d);
-
-    const __m128i v_sq0_d = _mm_madd_epi16(v_t0_w, v_t0_w);
-    const __m128i v_sq1_d = _mm_madd_epi16(v_t1_w, v_t1_w);
-
-    const __m128i v_sum0_q = _mm_add_epi64(_mm_and_si128(v_sq0_d, v_zext_q),
-                                           _mm_srli_epi64(v_sq0_d, 32));
-    const __m128i v_sum1_q = _mm_add_epi64(_mm_and_si128(v_sq1_d, v_zext_q),
-                                           _mm_srli_epi64(v_sq1_d, 32));
-
-    v_acc0_q = _mm_add_epi64(v_acc0_q, v_sum0_q);
-    v_acc0_q = _mm_add_epi64(v_acc0_q, v_sum1_q);
-
-    n8 += 16;
-    n += 16;
-  } while (n);
-
-  v_acc0_q = _mm_add_epi64(v_acc0_q, _mm_srli_si128(v_acc0_q, 8));
-
-#if ARCH_X86_64
-  csse = (uint64_t)_mm_cvtsi128_si64(v_acc0_q);
-#else
-  xx_storel_64(&csse, v_acc0_q);
-#endif
-
-  return ROUND_POWER_OF_TWO(csse, 2 * WEDGE_WEIGHT_BITS);
-}
-
-/**
- * See vp10_wedge_sign_from_residuals_c
- */
-int vp10_wedge_sign_from_residuals_sse2(const int16_t *ds,
-                                        const uint8_t *m,
-                                        int N,
-                                        int64_t limit) {
-  int64_t acc;
-
-  __m128i v_sign_d;
-  __m128i v_acc0_d = _mm_setzero_si128();
-  __m128i v_acc1_d = _mm_setzero_si128();
-  __m128i v_acc_q;
-
-  // Input size limited to 8192 by the use of 32 bit accumulators and m
-  // being between [0, 64]. Overflow might happen at larger sizes,
-  // though it is practically impossible on real video input.
-  assert(N < 8192);
-  assert(N % 64 == 0);
-
-  do {
-    const __m128i v_m01_b = xx_load_128(m);
-    const __m128i v_m23_b = xx_load_128(m + 16);
-    const __m128i v_m45_b = xx_load_128(m + 32);
-    const __m128i v_m67_b = xx_load_128(m + 48);
-
-    const __m128i v_d0_w = xx_load_128(ds);
-    const __m128i v_d1_w = xx_load_128(ds + 8);
-    const __m128i v_d2_w = xx_load_128(ds + 16);
-    const __m128i v_d3_w = xx_load_128(ds + 24);
-    const __m128i v_d4_w = xx_load_128(ds + 32);
-    const __m128i v_d5_w = xx_load_128(ds + 40);
-    const __m128i v_d6_w = xx_load_128(ds + 48);
-    const __m128i v_d7_w = xx_load_128(ds + 56);
-
-    const __m128i v_m0_w = _mm_unpacklo_epi8(v_m01_b, _mm_setzero_si128());
-    const __m128i v_m1_w = _mm_unpackhi_epi8(v_m01_b, _mm_setzero_si128());
-    const __m128i v_m2_w = _mm_unpacklo_epi8(v_m23_b, _mm_setzero_si128());
-    const __m128i v_m3_w = _mm_unpackhi_epi8(v_m23_b, _mm_setzero_si128());
-    const __m128i v_m4_w = _mm_unpacklo_epi8(v_m45_b, _mm_setzero_si128());
-    const __m128i v_m5_w = _mm_unpackhi_epi8(v_m45_b, _mm_setzero_si128());
-    const __m128i v_m6_w = _mm_unpacklo_epi8(v_m67_b, _mm_setzero_si128());
-    const __m128i v_m7_w = _mm_unpackhi_epi8(v_m67_b, _mm_setzero_si128());
-
-    const __m128i v_p0_d = _mm_madd_epi16(v_d0_w, v_m0_w);
-    const __m128i v_p1_d = _mm_madd_epi16(v_d1_w, v_m1_w);
-    const __m128i v_p2_d = _mm_madd_epi16(v_d2_w, v_m2_w);
-    const __m128i v_p3_d = _mm_madd_epi16(v_d3_w, v_m3_w);
-    const __m128i v_p4_d = _mm_madd_epi16(v_d4_w, v_m4_w);
-    const __m128i v_p5_d = _mm_madd_epi16(v_d5_w, v_m5_w);
-    const __m128i v_p6_d = _mm_madd_epi16(v_d6_w, v_m6_w);
-    const __m128i v_p7_d = _mm_madd_epi16(v_d7_w, v_m7_w);
-
-    const __m128i v_p01_d = _mm_add_epi32(v_p0_d, v_p1_d);
-    const __m128i v_p23_d = _mm_add_epi32(v_p2_d, v_p3_d);
-    const __m128i v_p45_d = _mm_add_epi32(v_p4_d, v_p5_d);
-    const __m128i v_p67_d = _mm_add_epi32(v_p6_d, v_p7_d);
-
-    const __m128i v_p0123_d = _mm_add_epi32(v_p01_d, v_p23_d);
-    const __m128i v_p4567_d = _mm_add_epi32(v_p45_d, v_p67_d);
-
-    v_acc0_d = _mm_add_epi32(v_acc0_d, v_p0123_d);
-    v_acc1_d = _mm_add_epi32(v_acc1_d, v_p4567_d);
-
-    ds += 64;
-    m += 64;
-
-    N -= 64;
-  } while (N);
-
-  v_sign_d = _mm_cmplt_epi32(v_acc0_d, _mm_setzero_si128());
-  v_acc0_d = _mm_add_epi64(_mm_unpacklo_epi32(v_acc0_d, v_sign_d),
-                          _mm_unpackhi_epi32(v_acc0_d, v_sign_d));
-
-  v_sign_d = _mm_cmplt_epi32(v_acc1_d, _mm_setzero_si128());
-  v_acc1_d = _mm_add_epi64(_mm_unpacklo_epi32(v_acc1_d, v_sign_d),
-                          _mm_unpackhi_epi32(v_acc1_d, v_sign_d));
-
-  v_acc_q = _mm_add_epi64(v_acc0_d, v_acc1_d);
-
-  v_acc_q = _mm_add_epi64(v_acc_q, _mm_srli_si128(v_acc_q, 8));
-
-#if ARCH_X86_64
-  acc = (uint64_t)_mm_cvtsi128_si64(v_acc_q);
-#else
-  xx_storel_64(&acc, v_acc_q);
-#endif
-
-  return acc > limit;
-}
-
-// Negate under mask
-static INLINE __m128i negm_epi16(__m128i v_v_w, __m128i v_mask_w) {
-  return _mm_sub_epi16(_mm_xor_si128(v_v_w, v_mask_w), v_mask_w);
-}
-
-/**
- * vp10_wedge_compute_delta_squares_c
- */
-void vp10_wedge_compute_delta_squares_sse2(int16_t *d,
-                                          const int16_t *a,
-                                          const int16_t *b,
-                                          int N) {
-  const __m128i v_neg_w = _mm_set_epi16(0xffff, 0, 0xffff, 0,
-                                        0xffff, 0, 0xffff, 0);
-
-  assert(N % 64 == 0);
-
-  do {
-    const __m128i v_a0_w = xx_load_128(a);
-    const __m128i v_b0_w = xx_load_128(b);
-    const __m128i v_a1_w = xx_load_128(a + 8);
-    const __m128i v_b1_w = xx_load_128(b + 8);
-    const __m128i v_a2_w = xx_load_128(a + 16);
-    const __m128i v_b2_w = xx_load_128(b + 16);
-    const __m128i v_a3_w = xx_load_128(a + 24);
-    const __m128i v_b3_w = xx_load_128(b + 24);
-
-    const __m128i v_ab0l_w = _mm_unpacklo_epi16(v_a0_w, v_b0_w);
-    const __m128i v_ab0h_w = _mm_unpackhi_epi16(v_a0_w, v_b0_w);
-    const __m128i v_ab1l_w = _mm_unpacklo_epi16(v_a1_w, v_b1_w);
-    const __m128i v_ab1h_w = _mm_unpackhi_epi16(v_a1_w, v_b1_w);
-    const __m128i v_ab2l_w = _mm_unpacklo_epi16(v_a2_w, v_b2_w);
-    const __m128i v_ab2h_w = _mm_unpackhi_epi16(v_a2_w, v_b2_w);
-    const __m128i v_ab3l_w = _mm_unpacklo_epi16(v_a3_w, v_b3_w);
-    const __m128i v_ab3h_w = _mm_unpackhi_epi16(v_a3_w, v_b3_w);
-
-    // Negate top word of pairs
-    const __m128i v_abl0n_w = negm_epi16(v_ab0l_w, v_neg_w);
-    const __m128i v_abh0n_w = negm_epi16(v_ab0h_w, v_neg_w);
-    const __m128i v_abl1n_w = negm_epi16(v_ab1l_w, v_neg_w);
-    const __m128i v_abh1n_w = negm_epi16(v_ab1h_w, v_neg_w);
-    const __m128i v_abl2n_w = negm_epi16(v_ab2l_w, v_neg_w);
-    const __m128i v_abh2n_w = negm_epi16(v_ab2h_w, v_neg_w);
-    const __m128i v_abl3n_w = negm_epi16(v_ab3l_w, v_neg_w);
-    const __m128i v_abh3n_w = negm_epi16(v_ab3h_w, v_neg_w);
-
-    const __m128i v_r0l_w = _mm_madd_epi16(v_ab0l_w, v_abl0n_w);
-    const __m128i v_r0h_w = _mm_madd_epi16(v_ab0h_w, v_abh0n_w);
-    const __m128i v_r1l_w = _mm_madd_epi16(v_ab1l_w, v_abl1n_w);
-    const __m128i v_r1h_w = _mm_madd_epi16(v_ab1h_w, v_abh1n_w);
-    const __m128i v_r2l_w = _mm_madd_epi16(v_ab2l_w, v_abl2n_w);
-    const __m128i v_r2h_w = _mm_madd_epi16(v_ab2h_w, v_abh2n_w);
-    const __m128i v_r3l_w = _mm_madd_epi16(v_ab3l_w, v_abl3n_w);
-    const __m128i v_r3h_w = _mm_madd_epi16(v_ab3h_w, v_abh3n_w);
-
-    const __m128i v_r0_w = _mm_packs_epi32(v_r0l_w, v_r0h_w);
-    const __m128i v_r1_w = _mm_packs_epi32(v_r1l_w, v_r1h_w);
-    const __m128i v_r2_w = _mm_packs_epi32(v_r2l_w, v_r2h_w);
-    const __m128i v_r3_w = _mm_packs_epi32(v_r3l_w, v_r3h_w);
-
-    xx_store_128(d, v_r0_w);
-    xx_store_128(d + 8, v_r1_w);
-    xx_store_128(d + 16, v_r2_w);
-    xx_store_128(d + 24, v_r3_w);
-
-    a += 32;
-    b += 32;
-    d += 32;
-    N -= 32;
-  } while (N);
-}
-
diff --git a/vp10/vp10cx.mk b/vp10/vp10cx.mk
index 007fb4e..1aaac15 100644
--- a/vp10/vp10cx.mk
+++ b/vp10/vp10cx.mk
@@ -124,10 +124,6 @@
 ifeq ($(CONFIG_VP9_TEMPORAL_DENOISING),yes)
 VP10_CX_SRCS-$(HAVE_SSE2) += encoder/x86/denoiser_sse2.c
 endif
-ifeq ($(CONFIG_EXT_INTER),yes)
-VP10_CX_SRCS-yes += encoder/wedge_utils.c
-VP10_CX_SRCS-$(HAVE_SSE2) += encoder/x86/wedge_utils_sse2.c
-endif
 
 VP10_CX_SRCS-$(HAVE_AVX2) += encoder/x86/error_intrin_avx2.c