shithub: libvpx

Download patch

ref: 113f9721d144a1a143a77036db97549b73c66fe9
parent: bee7d837abec7db11c196ee46ea6e516123acf3d
parent: 5399613889fbfebd6dd167eef8a13eb1f84a55fe
author: Linfeng Zhang <linfengz@google.com>
date: Wed Aug 31 18:46:06 EDT 2016

Merge "Rename test/lpf_8_test.cc to test/lpf_test.cc"

--- a/test/lpf_8_test.cc
+++ /dev/null
@@ -1,599 +1,0 @@
-/*
- *  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 <cmath>
-#include <cstdlib>
-#include <string>
-
-#include "third_party/googletest/src/include/gtest/gtest.h"
-
-#include "./vpx_config.h"
-#include "./vpx_dsp_rtcd.h"
-#include "test/acm_random.h"
-#include "test/clear_system_state.h"
-#include "test/register_state_check.h"
-#include "test/util.h"
-#include "vp9/common/vp9_entropy.h"
-#include "vp9/common/vp9_loopfilter.h"
-#include "vpx/vpx_integer.h"
-
-using libvpx_test::ACMRandom;
-
-namespace {
-// Horizontally and Vertically need 32x32: 8  Coeffs preceeding filtered section
-//                                         16 Coefs within filtered section
-//                                         8  Coeffs following filtered section
-const int kNumCoeffs = 1024;
-
-const int number_of_iterations = 10000;
-
-#if CONFIG_VP9_HIGHBITDEPTH
-typedef uint16_t Pixel;
-#define PIXEL_WIDTH 16
-
-typedef void (*loop_op_t)(Pixel *s, int p, const uint8_t *blimit,
-                          const uint8_t *limit, const uint8_t *thresh, int bd);
-typedef void (*dual_loop_op_t)(Pixel *s, int p, const uint8_t *blimit0,
-                               const uint8_t *limit0, const uint8_t *thresh0,
-                               const uint8_t *blimit1, const uint8_t *limit1,
-                               const uint8_t *thresh1, int bd);
-#else
-typedef uint8_t Pixel;
-#define PIXEL_WIDTH 8
-
-typedef void (*loop_op_t)(Pixel *s, int p, const uint8_t *blimit,
-                          const uint8_t *limit, const uint8_t *thresh);
-typedef void (*dual_loop_op_t)(Pixel *s, int p, const uint8_t *blimit0,
-                               const uint8_t *limit0, const uint8_t *thresh0,
-                               const uint8_t *blimit1, const uint8_t *limit1,
-                               const uint8_t *thresh1);
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-
-typedef std::tr1::tuple<loop_op_t, loop_op_t, int> loop8_param_t;
-typedef std::tr1::tuple<dual_loop_op_t, dual_loop_op_t, int> dualloop8_param_t;
-
-void InitInput(Pixel *s, Pixel *ref_s, ACMRandom *rnd, const uint8_t limit,
-               const int mask, const int32_t p, const int i) {
-  uint16_t tmp_s[kNumCoeffs];
-
-  for (int j = 0; j < kNumCoeffs;) {
-    const uint8_t val = rnd->Rand8();
-    if (val & 0x80) {  // 50% chance to choose a new value.
-      tmp_s[j] = rnd->Rand16();
-      j++;
-    } else {  // 50% chance to repeat previous value in row X times.
-      int k = 0;
-      while (k++ < ((val & 0x1f) + 1) && j < kNumCoeffs) {
-        if (j < 1) {
-          tmp_s[j] = rnd->Rand16();
-        } else if (val & 0x20) {  // Increment by a value within the limit.
-          tmp_s[j] = tmp_s[j - 1] + (limit - 1);
-        } else {  // Decrement by a value within the limit.
-          tmp_s[j] = tmp_s[j - 1] - (limit - 1);
-        }
-        j++;
-      }
-    }
-  }
-
-  for (int j = 0; j < kNumCoeffs;) {
-    const uint8_t val = rnd->Rand8();
-    if (val & 0x80) {
-      j++;
-    } else {  // 50% chance to repeat previous value in column X times.
-      int k = 0;
-      while (k++ < ((val & 0x1f) + 1) && j < kNumCoeffs) {
-        if (j < 1) {
-          tmp_s[j] = rnd->Rand16();
-        } else if (val & 0x20) {  // Increment by a value within the limit.
-          tmp_s[(j % 32) * 32 + j / 32] =
-              tmp_s[((j - 1) % 32) * 32 + (j - 1) / 32] + (limit - 1);
-        } else {  // Decrement by a value within the limit.
-          tmp_s[(j % 32) * 32 + j / 32] =
-              tmp_s[((j - 1) % 32) * 32 + (j - 1) / 32] - (limit - 1);
-        }
-        j++;
-      }
-    }
-  }
-
-  for (int j = 0; j < kNumCoeffs; j++) {
-    if (i % 2) {
-      s[j] = tmp_s[j] & mask;
-    } else {
-      s[j] = tmp_s[p * (j % p) + j / p] & mask;
-    }
-    ref_s[j] = s[j];
-  }
-}
-
-class Loop8Test6Param : public ::testing::TestWithParam<loop8_param_t> {
- public:
-  virtual ~Loop8Test6Param() {}
-  virtual void SetUp() {
-    loopfilter_op_ = GET_PARAM(0);
-    ref_loopfilter_op_ = GET_PARAM(1);
-    bit_depth_ = GET_PARAM(2);
-    mask_ = (1 << bit_depth_) - 1;
-  }
-
-  virtual void TearDown() { libvpx_test::ClearSystemState(); }
-
- protected:
-  int bit_depth_;
-  int mask_;
-  loop_op_t loopfilter_op_;
-  loop_op_t ref_loopfilter_op_;
-};
-
-class Loop8Test9Param : public ::testing::TestWithParam<dualloop8_param_t> {
- public:
-  virtual ~Loop8Test9Param() {}
-  virtual void SetUp() {
-    loopfilter_op_ = GET_PARAM(0);
-    ref_loopfilter_op_ = GET_PARAM(1);
-    bit_depth_ = GET_PARAM(2);
-    mask_ = (1 << bit_depth_) - 1;
-  }
-
-  virtual void TearDown() { libvpx_test::ClearSystemState(); }
-
- protected:
-  int bit_depth_;
-  int mask_;
-  dual_loop_op_t loopfilter_op_;
-  dual_loop_op_t ref_loopfilter_op_;
-};
-
-TEST_P(Loop8Test6Param, OperationCheck) {
-  ACMRandom rnd(ACMRandom::DeterministicSeed());
-  const int count_test_block = number_of_iterations;
-  const int32_t p = kNumCoeffs / 32;
-  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, s[kNumCoeffs]);
-  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, ref_s[kNumCoeffs]);
-  int err_count_total = 0;
-  int first_failure = -1;
-  for (int i = 0; i < count_test_block; ++i) {
-    int err_count = 0;
-    uint8_t tmp = static_cast<uint8_t>(rnd(3 * MAX_LOOP_FILTER + 4));
-    DECLARE_ALIGNED(16, const uint8_t,
-                    blimit[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = static_cast<uint8_t>(rnd(MAX_LOOP_FILTER));
-    DECLARE_ALIGNED(16, const uint8_t,
-                    limit[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                   tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = rnd.Rand8();
-    DECLARE_ALIGNED(16, const uint8_t,
-                    thresh[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    InitInput(s, ref_s, &rnd, *limit, mask_, p, i);
-#if CONFIG_VP9_HIGHBITDEPTH
-    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit, limit, thresh, bit_depth_);
-    ASM_REGISTER_STATE_CHECK(
-        loopfilter_op_(s + 8 + p * 8, p, blimit, limit, thresh, bit_depth_));
-#else
-    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit, limit, thresh);
-    ASM_REGISTER_STATE_CHECK(
-        loopfilter_op_(s + 8 + p * 8, p, blimit, limit, thresh));
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-
-    for (int j = 0; j < kNumCoeffs; ++j) {
-      err_count += ref_s[j] != s[j];
-    }
-    if (err_count && !err_count_total) {
-      first_failure = i;
-    }
-    err_count_total += err_count;
-  }
-  EXPECT_EQ(0, err_count_total)
-      << "Error: Loop8Test6Param, C output doesn't match SSE2 "
-         "loopfilter output. "
-      << "First failed at test case " << first_failure;
-}
-
-TEST_P(Loop8Test6Param, ValueCheck) {
-  ACMRandom rnd(ACMRandom::DeterministicSeed());
-  const int count_test_block = number_of_iterations;
-  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, s[kNumCoeffs]);
-  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, ref_s[kNumCoeffs]);
-  int err_count_total = 0;
-  int first_failure = -1;
-
-  // NOTE: The code in vp9_loopfilter.c:update_sharpness computes mblim as a
-  // function of sharpness_lvl and the loopfilter lvl as:
-  // block_inside_limit = lvl >> ((sharpness_lvl > 0) + (sharpness_lvl > 4));
-  // ...
-  // memset(lfi->lfthr[lvl].mblim, (2 * (lvl + 2) + block_inside_limit),
-  //        SIMD_WIDTH);
-  // This means that the largest value for mblim will occur when sharpness_lvl
-  // is equal to 0, and lvl is equal to its greatest value (MAX_LOOP_FILTER).
-  // In this case block_inside_limit will be equal to MAX_LOOP_FILTER and
-  // therefore mblim will be equal to (2 * (lvl + 2) + block_inside_limit) =
-  // 2 * (MAX_LOOP_FILTER + 2) + MAX_LOOP_FILTER = 3 * MAX_LOOP_FILTER + 4
-
-  for (int i = 0; i < count_test_block; ++i) {
-    int err_count = 0;
-    uint8_t tmp = static_cast<uint8_t>(rnd(3 * MAX_LOOP_FILTER + 4));
-    DECLARE_ALIGNED(16, const uint8_t,
-                    blimit[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = static_cast<uint8_t>(rnd(MAX_LOOP_FILTER));
-    DECLARE_ALIGNED(16, const uint8_t,
-                    limit[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                   tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = rnd.Rand8();
-    DECLARE_ALIGNED(16, const uint8_t,
-                    thresh[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    int32_t p = kNumCoeffs / 32;
-    for (int j = 0; j < kNumCoeffs; ++j) {
-      s[j] = rnd.Rand16() & mask_;
-      ref_s[j] = s[j];
-    }
-#if CONFIG_VP9_HIGHBITDEPTH
-    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit, limit, thresh, bit_depth_);
-    ASM_REGISTER_STATE_CHECK(
-        loopfilter_op_(s + 8 + p * 8, p, blimit, limit, thresh, bit_depth_));
-#else
-    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit, limit, thresh);
-    ASM_REGISTER_STATE_CHECK(
-        loopfilter_op_(s + 8 + p * 8, p, blimit, limit, thresh));
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-
-    for (int j = 0; j < kNumCoeffs; ++j) {
-      err_count += ref_s[j] != s[j];
-    }
-    if (err_count && !err_count_total) {
-      first_failure = i;
-    }
-    err_count_total += err_count;
-  }
-  EXPECT_EQ(0, err_count_total)
-      << "Error: Loop8Test6Param, C output doesn't match SSE2 "
-         "loopfilter output. "
-      << "First failed at test case " << first_failure;
-}
-
-TEST_P(Loop8Test9Param, OperationCheck) {
-  ACMRandom rnd(ACMRandom::DeterministicSeed());
-  const int count_test_block = number_of_iterations;
-  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, s[kNumCoeffs]);
-  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, ref_s[kNumCoeffs]);
-  int err_count_total = 0;
-  int first_failure = -1;
-  for (int i = 0; i < count_test_block; ++i) {
-    int err_count = 0;
-    uint8_t tmp = static_cast<uint8_t>(rnd(3 * MAX_LOOP_FILTER + 4));
-    DECLARE_ALIGNED(16, const uint8_t,
-                    blimit0[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = static_cast<uint8_t>(rnd(MAX_LOOP_FILTER));
-    DECLARE_ALIGNED(16, const uint8_t,
-                    limit0[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = rnd.Rand8();
-    DECLARE_ALIGNED(16, const uint8_t,
-                    thresh0[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = static_cast<uint8_t>(rnd(3 * MAX_LOOP_FILTER + 4));
-    DECLARE_ALIGNED(16, const uint8_t,
-                    blimit1[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = static_cast<uint8_t>(rnd(MAX_LOOP_FILTER));
-    DECLARE_ALIGNED(16, const uint8_t,
-                    limit1[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = rnd.Rand8();
-    DECLARE_ALIGNED(16, const uint8_t,
-                    thresh1[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    int32_t p = kNumCoeffs / 32;
-    const uint8_t limit = *limit0 < *limit1 ? *limit0 : *limit1;
-    InitInput(s, ref_s, &rnd, limit, mask_, p, i);
-#if CONFIG_VP9_HIGHBITDEPTH
-    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit0, limit0, thresh0, blimit1,
-                       limit1, thresh1, bit_depth_);
-    ASM_REGISTER_STATE_CHECK(loopfilter_op_(s + 8 + p * 8, p, blimit0, limit0,
-                                            thresh0, blimit1, limit1, thresh1,
-                                            bit_depth_));
-#else
-    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit0, limit0, thresh0, blimit1,
-                       limit1, thresh1);
-    ASM_REGISTER_STATE_CHECK(loopfilter_op_(s + 8 + p * 8, p, blimit0, limit0,
-                                            thresh0, blimit1, limit1, thresh1));
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-
-    for (int j = 0; j < kNumCoeffs; ++j) {
-      err_count += ref_s[j] != s[j];
-    }
-    if (err_count && !err_count_total) {
-      first_failure = i;
-    }
-    err_count_total += err_count;
-  }
-  EXPECT_EQ(0, err_count_total)
-      << "Error: Loop8Test9Param, C output doesn't match SSE2 "
-         "loopfilter output. "
-      << "First failed at test case " << first_failure;
-}
-
-TEST_P(Loop8Test9Param, ValueCheck) {
-  ACMRandom rnd(ACMRandom::DeterministicSeed());
-  const int count_test_block = number_of_iterations;
-  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, s[kNumCoeffs]);
-  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, ref_s[kNumCoeffs]);
-  int err_count_total = 0;
-  int first_failure = -1;
-  for (int i = 0; i < count_test_block; ++i) {
-    int err_count = 0;
-    uint8_t tmp = static_cast<uint8_t>(rnd(3 * MAX_LOOP_FILTER + 4));
-    DECLARE_ALIGNED(16, const uint8_t,
-                    blimit0[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = static_cast<uint8_t>(rnd(MAX_LOOP_FILTER));
-    DECLARE_ALIGNED(16, const uint8_t,
-                    limit0[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = rnd.Rand8();
-    DECLARE_ALIGNED(16, const uint8_t,
-                    thresh0[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = static_cast<uint8_t>(rnd(3 * MAX_LOOP_FILTER + 4));
-    DECLARE_ALIGNED(16, const uint8_t,
-                    blimit1[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = static_cast<uint8_t>(rnd(MAX_LOOP_FILTER));
-    DECLARE_ALIGNED(16, const uint8_t,
-                    limit1[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    tmp = rnd.Rand8();
-    DECLARE_ALIGNED(16, const uint8_t,
-                    thresh1[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
-                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
-    int32_t p = kNumCoeffs / 32;  // TODO(pdlf) can we have non-square here?
-    for (int j = 0; j < kNumCoeffs; ++j) {
-      s[j] = rnd.Rand16() & mask_;
-      ref_s[j] = s[j];
-    }
-#if CONFIG_VP9_HIGHBITDEPTH
-    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit0, limit0, thresh0, blimit1,
-                       limit1, thresh1, bit_depth_);
-    ASM_REGISTER_STATE_CHECK(loopfilter_op_(s + 8 + p * 8, p, blimit0, limit0,
-                                            thresh0, blimit1, limit1, thresh1,
-                                            bit_depth_));
-#else
-    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit0, limit0, thresh0, blimit1,
-                       limit1, thresh1);
-    ASM_REGISTER_STATE_CHECK(loopfilter_op_(s + 8 + p * 8, p, blimit0, limit0,
-                                            thresh0, blimit1, limit1, thresh1));
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-
-    for (int j = 0; j < kNumCoeffs; ++j) {
-      err_count += ref_s[j] != s[j];
-    }
-    if (err_count && !err_count_total) {
-      first_failure = i;
-    }
-    err_count_total += err_count;
-  }
-  EXPECT_EQ(0, err_count_total)
-      << "Error: Loop8Test9Param, C output doesn't match SSE2"
-         "loopfilter output. "
-      << "First failed at test case " << first_failure;
-}
-
-using std::tr1::make_tuple;
-
-#if HAVE_SSE2
-#if CONFIG_VP9_HIGHBITDEPTH
-INSTANTIATE_TEST_CASE_P(
-    SSE2, Loop8Test6Param,
-    ::testing::Values(make_tuple(&vpx_highbd_lpf_horizontal_4_sse2,
-                                 &vpx_highbd_lpf_horizontal_4_c, 8),
-                      make_tuple(&vpx_highbd_lpf_vertical_4_sse2,
-                                 &vpx_highbd_lpf_vertical_4_c, 8),
-                      make_tuple(&vpx_highbd_lpf_horizontal_8_sse2,
-                                 &vpx_highbd_lpf_horizontal_8_c, 8),
-                      make_tuple(&vpx_highbd_lpf_horizontal_edge_8_sse2,
-                                 &vpx_highbd_lpf_horizontal_edge_8_c, 8),
-                      make_tuple(&vpx_highbd_lpf_horizontal_edge_16_sse2,
-                                 &vpx_highbd_lpf_horizontal_edge_16_c, 8),
-                      make_tuple(&vpx_highbd_lpf_vertical_8_sse2,
-                                 &vpx_highbd_lpf_vertical_8_c, 8),
-                      make_tuple(&vpx_highbd_lpf_vertical_16_sse2,
-                                 &vpx_highbd_lpf_vertical_16_c, 8),
-                      make_tuple(&vpx_highbd_lpf_horizontal_4_sse2,
-                                 &vpx_highbd_lpf_horizontal_4_c, 10),
-                      make_tuple(&vpx_highbd_lpf_vertical_4_sse2,
-                                 &vpx_highbd_lpf_vertical_4_c, 10),
-                      make_tuple(&vpx_highbd_lpf_horizontal_8_sse2,
-                                 &vpx_highbd_lpf_horizontal_8_c, 10),
-                      make_tuple(&vpx_highbd_lpf_horizontal_edge_8_sse2,
-                                 &vpx_highbd_lpf_horizontal_edge_8_c, 10),
-                      make_tuple(&vpx_highbd_lpf_horizontal_edge_16_sse2,
-                                 &vpx_highbd_lpf_horizontal_edge_16_c, 10),
-                      make_tuple(&vpx_highbd_lpf_vertical_8_sse2,
-                                 &vpx_highbd_lpf_vertical_8_c, 10),
-                      make_tuple(&vpx_highbd_lpf_vertical_16_sse2,
-                                 &vpx_highbd_lpf_vertical_16_c, 10),
-                      make_tuple(&vpx_highbd_lpf_horizontal_4_sse2,
-                                 &vpx_highbd_lpf_horizontal_4_c, 12),
-                      make_tuple(&vpx_highbd_lpf_vertical_4_sse2,
-                                 &vpx_highbd_lpf_vertical_4_c, 12),
-                      make_tuple(&vpx_highbd_lpf_horizontal_8_sse2,
-                                 &vpx_highbd_lpf_horizontal_8_c, 12),
-                      make_tuple(&vpx_highbd_lpf_horizontal_edge_8_sse2,
-                                 &vpx_highbd_lpf_horizontal_edge_8_c, 12),
-                      make_tuple(&vpx_highbd_lpf_horizontal_edge_16_sse2,
-                                 &vpx_highbd_lpf_horizontal_edge_16_c, 12),
-                      make_tuple(&vpx_highbd_lpf_vertical_8_sse2,
-                                 &vpx_highbd_lpf_vertical_8_c, 12),
-                      make_tuple(&vpx_highbd_lpf_vertical_16_sse2,
-                                 &vpx_highbd_lpf_vertical_16_c, 12),
-                      make_tuple(&vpx_highbd_lpf_vertical_16_dual_sse2,
-                                 &vpx_highbd_lpf_vertical_16_dual_c, 8),
-                      make_tuple(&vpx_highbd_lpf_vertical_16_dual_sse2,
-                                 &vpx_highbd_lpf_vertical_16_dual_c, 10),
-                      make_tuple(&vpx_highbd_lpf_vertical_16_dual_sse2,
-                                 &vpx_highbd_lpf_vertical_16_dual_c, 12)));
-#else
-INSTANTIATE_TEST_CASE_P(
-    SSE2, Loop8Test6Param,
-    ::testing::Values(
-        make_tuple(&vpx_lpf_horizontal_4_sse2, &vpx_lpf_horizontal_4_c, 8),
-        make_tuple(&vpx_lpf_horizontal_8_sse2, &vpx_lpf_horizontal_8_c, 8),
-        make_tuple(&vpx_lpf_horizontal_edge_8_sse2,
-                   &vpx_lpf_horizontal_edge_8_c, 8),
-        make_tuple(&vpx_lpf_horizontal_edge_16_sse2,
-                   &vpx_lpf_horizontal_edge_16_c, 8),
-        make_tuple(&vpx_lpf_vertical_4_sse2, &vpx_lpf_vertical_4_c, 8),
-        make_tuple(&vpx_lpf_vertical_8_sse2, &vpx_lpf_vertical_8_c, 8),
-        make_tuple(&vpx_lpf_vertical_16_sse2, &vpx_lpf_vertical_16_c, 8),
-        make_tuple(&vpx_lpf_vertical_16_dual_sse2, &vpx_lpf_vertical_16_dual_c,
-                   8)));
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-#endif
-
-#if HAVE_AVX2 && (!CONFIG_VP9_HIGHBITDEPTH)
-INSTANTIATE_TEST_CASE_P(
-    AVX2, Loop8Test6Param,
-    ::testing::Values(make_tuple(&vpx_lpf_horizontal_edge_8_avx2,
-                                 &vpx_lpf_horizontal_edge_8_c, 8),
-                      make_tuple(&vpx_lpf_horizontal_edge_16_avx2,
-                                 &vpx_lpf_horizontal_edge_16_c, 8)));
-#endif
-
-#if HAVE_SSE2
-#if CONFIG_VP9_HIGHBITDEPTH
-INSTANTIATE_TEST_CASE_P(
-    SSE2, Loop8Test9Param,
-    ::testing::Values(make_tuple(&vpx_highbd_lpf_horizontal_4_dual_sse2,
-                                 &vpx_highbd_lpf_horizontal_4_dual_c, 8),
-                      make_tuple(&vpx_highbd_lpf_horizontal_8_dual_sse2,
-                                 &vpx_highbd_lpf_horizontal_8_dual_c, 8),
-                      make_tuple(&vpx_highbd_lpf_vertical_4_dual_sse2,
-                                 &vpx_highbd_lpf_vertical_4_dual_c, 8),
-                      make_tuple(&vpx_highbd_lpf_vertical_8_dual_sse2,
-                                 &vpx_highbd_lpf_vertical_8_dual_c, 8),
-                      make_tuple(&vpx_highbd_lpf_horizontal_4_dual_sse2,
-                                 &vpx_highbd_lpf_horizontal_4_dual_c, 10),
-                      make_tuple(&vpx_highbd_lpf_horizontal_8_dual_sse2,
-                                 &vpx_highbd_lpf_horizontal_8_dual_c, 10),
-                      make_tuple(&vpx_highbd_lpf_vertical_4_dual_sse2,
-                                 &vpx_highbd_lpf_vertical_4_dual_c, 10),
-                      make_tuple(&vpx_highbd_lpf_vertical_8_dual_sse2,
-                                 &vpx_highbd_lpf_vertical_8_dual_c, 10),
-                      make_tuple(&vpx_highbd_lpf_horizontal_4_dual_sse2,
-                                 &vpx_highbd_lpf_horizontal_4_dual_c, 12),
-                      make_tuple(&vpx_highbd_lpf_horizontal_8_dual_sse2,
-                                 &vpx_highbd_lpf_horizontal_8_dual_c, 12),
-                      make_tuple(&vpx_highbd_lpf_vertical_4_dual_sse2,
-                                 &vpx_highbd_lpf_vertical_4_dual_c, 12),
-                      make_tuple(&vpx_highbd_lpf_vertical_8_dual_sse2,
-                                 &vpx_highbd_lpf_vertical_8_dual_c, 12)));
-#else
-INSTANTIATE_TEST_CASE_P(
-    SSE2, Loop8Test9Param,
-    ::testing::Values(make_tuple(&vpx_lpf_horizontal_4_dual_sse2,
-                                 &vpx_lpf_horizontal_4_dual_c, 8),
-                      make_tuple(&vpx_lpf_horizontal_8_dual_sse2,
-                                 &vpx_lpf_horizontal_8_dual_c, 8),
-                      make_tuple(&vpx_lpf_vertical_4_dual_sse2,
-                                 &vpx_lpf_vertical_4_dual_c, 8),
-                      make_tuple(&vpx_lpf_vertical_8_dual_sse2,
-                                 &vpx_lpf_vertical_8_dual_c, 8)));
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-#endif
-
-#if HAVE_NEON
-#if CONFIG_VP9_HIGHBITDEPTH
-// No neon high bitdepth functions.
-#else
-INSTANTIATE_TEST_CASE_P(
-    NEON, Loop8Test6Param,
-    ::testing::Values(
-        make_tuple(&vpx_lpf_horizontal_edge_8_neon,
-                   &vpx_lpf_horizontal_edge_8_c, 8),
-        make_tuple(&vpx_lpf_horizontal_edge_16_neon,
-                   &vpx_lpf_horizontal_edge_16_c, 8),
-        make_tuple(&vpx_lpf_vertical_16_neon, &vpx_lpf_vertical_16_c, 8),
-        make_tuple(&vpx_lpf_vertical_16_dual_neon, &vpx_lpf_vertical_16_dual_c,
-                   8),
-        make_tuple(&vpx_lpf_horizontal_8_neon, &vpx_lpf_horizontal_8_c, 8),
-        make_tuple(&vpx_lpf_vertical_8_neon, &vpx_lpf_vertical_8_c, 8),
-        make_tuple(&vpx_lpf_horizontal_4_neon, &vpx_lpf_horizontal_4_c, 8),
-        make_tuple(&vpx_lpf_vertical_4_neon, &vpx_lpf_vertical_4_c, 8)));
-INSTANTIATE_TEST_CASE_P(
-    NEON, Loop8Test9Param,
-    ::testing::Values(make_tuple(&vpx_lpf_horizontal_8_dual_neon,
-                                 &vpx_lpf_horizontal_8_dual_c, 8),
-                      make_tuple(&vpx_lpf_vertical_8_dual_neon,
-                                 &vpx_lpf_vertical_8_dual_c, 8),
-                      make_tuple(&vpx_lpf_horizontal_4_dual_neon,
-                                 &vpx_lpf_horizontal_4_dual_c, 8),
-                      make_tuple(&vpx_lpf_vertical_4_dual_neon,
-                                 &vpx_lpf_vertical_4_dual_c, 8)));
-#endif  // CONFIG_VP9_HIGHBITDEPTH
-#endif  // HAVE_NEON
-
-#if HAVE_DSPR2 && !CONFIG_VP9_HIGHBITDEPTH
-INSTANTIATE_TEST_CASE_P(
-    DSPR2, Loop8Test6Param,
-    ::testing::Values(
-        make_tuple(&vpx_lpf_horizontal_4_dspr2, &vpx_lpf_horizontal_4_c, 8),
-        make_tuple(&vpx_lpf_horizontal_8_dspr2, &vpx_lpf_horizontal_8_c, 8),
-        make_tuple(&vpx_lpf_horizontal_edge_8, &vpx_lpf_horizontal_edge_8, 8),
-        make_tuple(&vpx_lpf_horizontal_edge_16, &vpx_lpf_horizontal_edge_16, 8),
-        make_tuple(&vpx_lpf_vertical_4_dspr2, &vpx_lpf_vertical_4_c, 8),
-        make_tuple(&vpx_lpf_vertical_8_dspr2, &vpx_lpf_vertical_8_c, 8),
-        make_tuple(&vpx_lpf_vertical_16_dspr2, &vpx_lpf_vertical_16_c, 8),
-        make_tuple(&vpx_lpf_vertical_16_dual_dspr2, &vpx_lpf_vertical_16_dual_c,
-                   8)));
-
-INSTANTIATE_TEST_CASE_P(
-    DSPR2, Loop8Test9Param,
-    ::testing::Values(make_tuple(&vpx_lpf_horizontal_4_dual_dspr2,
-                                 &vpx_lpf_horizontal_4_dual_c, 8),
-                      make_tuple(&vpx_lpf_horizontal_8_dual_dspr2,
-                                 &vpx_lpf_horizontal_8_dual_c, 8),
-                      make_tuple(&vpx_lpf_vertical_4_dual_dspr2,
-                                 &vpx_lpf_vertical_4_dual_c, 8),
-                      make_tuple(&vpx_lpf_vertical_8_dual_dspr2,
-                                 &vpx_lpf_vertical_8_dual_c, 8)));
-#endif  // HAVE_DSPR2 && !CONFIG_VP9_HIGHBITDEPTH
-
-#if HAVE_MSA && (!CONFIG_VP9_HIGHBITDEPTH)
-INSTANTIATE_TEST_CASE_P(
-    MSA, Loop8Test6Param,
-    ::testing::Values(
-        make_tuple(&vpx_lpf_horizontal_4_msa, &vpx_lpf_horizontal_4_c, 8),
-        make_tuple(&vpx_lpf_horizontal_8_msa, &vpx_lpf_horizontal_8_c, 8),
-        make_tuple(&vpx_lpf_horizontal_edge_8_msa, &vpx_lpf_horizontal_edge_8_c,
-                   8),
-        make_tuple(&vpx_lpf_horizontal_edge_16_msa,
-                   &vpx_lpf_horizontal_edge_16_c, 8),
-        make_tuple(&vpx_lpf_vertical_4_msa, &vpx_lpf_vertical_4_c, 8),
-        make_tuple(&vpx_lpf_vertical_8_msa, &vpx_lpf_vertical_8_c, 8),
-        make_tuple(&vpx_lpf_vertical_16_msa, &vpx_lpf_vertical_16_c, 8)));
-
-INSTANTIATE_TEST_CASE_P(
-    MSA, Loop8Test9Param,
-    ::testing::Values(make_tuple(&vpx_lpf_horizontal_4_dual_msa,
-                                 &vpx_lpf_horizontal_4_dual_c, 8),
-                      make_tuple(&vpx_lpf_horizontal_8_dual_msa,
-                                 &vpx_lpf_horizontal_8_dual_c, 8),
-                      make_tuple(&vpx_lpf_vertical_4_dual_msa,
-                                 &vpx_lpf_vertical_4_dual_c, 8),
-                      make_tuple(&vpx_lpf_vertical_8_dual_msa,
-                                 &vpx_lpf_vertical_8_dual_c, 8)));
-#endif  // HAVE_MSA && (!CONFIG_VP9_HIGHBITDEPTH)
-
-}  // namespace
--- /dev/null
+++ b/test/lpf_test.cc
@@ -1,0 +1,599 @@
+/*
+ *  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 <cmath>
+#include <cstdlib>
+#include <string>
+
+#include "third_party/googletest/src/include/gtest/gtest.h"
+
+#include "./vpx_config.h"
+#include "./vpx_dsp_rtcd.h"
+#include "test/acm_random.h"
+#include "test/clear_system_state.h"
+#include "test/register_state_check.h"
+#include "test/util.h"
+#include "vp9/common/vp9_entropy.h"
+#include "vp9/common/vp9_loopfilter.h"
+#include "vpx/vpx_integer.h"
+
+using libvpx_test::ACMRandom;
+
+namespace {
+// Horizontally and Vertically need 32x32: 8  Coeffs preceeding filtered section
+//                                         16 Coefs within filtered section
+//                                         8  Coeffs following filtered section
+const int kNumCoeffs = 1024;
+
+const int number_of_iterations = 10000;
+
+#if CONFIG_VP9_HIGHBITDEPTH
+typedef uint16_t Pixel;
+#define PIXEL_WIDTH 16
+
+typedef void (*loop_op_t)(Pixel *s, int p, const uint8_t *blimit,
+                          const uint8_t *limit, const uint8_t *thresh, int bd);
+typedef void (*dual_loop_op_t)(Pixel *s, int p, const uint8_t *blimit0,
+                               const uint8_t *limit0, const uint8_t *thresh0,
+                               const uint8_t *blimit1, const uint8_t *limit1,
+                               const uint8_t *thresh1, int bd);
+#else
+typedef uint8_t Pixel;
+#define PIXEL_WIDTH 8
+
+typedef void (*loop_op_t)(Pixel *s, int p, const uint8_t *blimit,
+                          const uint8_t *limit, const uint8_t *thresh);
+typedef void (*dual_loop_op_t)(Pixel *s, int p, const uint8_t *blimit0,
+                               const uint8_t *limit0, const uint8_t *thresh0,
+                               const uint8_t *blimit1, const uint8_t *limit1,
+                               const uint8_t *thresh1);
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+
+typedef std::tr1::tuple<loop_op_t, loop_op_t, int> loop8_param_t;
+typedef std::tr1::tuple<dual_loop_op_t, dual_loop_op_t, int> dualloop8_param_t;
+
+void InitInput(Pixel *s, Pixel *ref_s, ACMRandom *rnd, const uint8_t limit,
+               const int mask, const int32_t p, const int i) {
+  uint16_t tmp_s[kNumCoeffs];
+
+  for (int j = 0; j < kNumCoeffs;) {
+    const uint8_t val = rnd->Rand8();
+    if (val & 0x80) {  // 50% chance to choose a new value.
+      tmp_s[j] = rnd->Rand16();
+      j++;
+    } else {  // 50% chance to repeat previous value in row X times.
+      int k = 0;
+      while (k++ < ((val & 0x1f) + 1) && j < kNumCoeffs) {
+        if (j < 1) {
+          tmp_s[j] = rnd->Rand16();
+        } else if (val & 0x20) {  // Increment by a value within the limit.
+          tmp_s[j] = tmp_s[j - 1] + (limit - 1);
+        } else {  // Decrement by a value within the limit.
+          tmp_s[j] = tmp_s[j - 1] - (limit - 1);
+        }
+        j++;
+      }
+    }
+  }
+
+  for (int j = 0; j < kNumCoeffs;) {
+    const uint8_t val = rnd->Rand8();
+    if (val & 0x80) {
+      j++;
+    } else {  // 50% chance to repeat previous value in column X times.
+      int k = 0;
+      while (k++ < ((val & 0x1f) + 1) && j < kNumCoeffs) {
+        if (j < 1) {
+          tmp_s[j] = rnd->Rand16();
+        } else if (val & 0x20) {  // Increment by a value within the limit.
+          tmp_s[(j % 32) * 32 + j / 32] =
+              tmp_s[((j - 1) % 32) * 32 + (j - 1) / 32] + (limit - 1);
+        } else {  // Decrement by a value within the limit.
+          tmp_s[(j % 32) * 32 + j / 32] =
+              tmp_s[((j - 1) % 32) * 32 + (j - 1) / 32] - (limit - 1);
+        }
+        j++;
+      }
+    }
+  }
+
+  for (int j = 0; j < kNumCoeffs; j++) {
+    if (i % 2) {
+      s[j] = tmp_s[j] & mask;
+    } else {
+      s[j] = tmp_s[p * (j % p) + j / p] & mask;
+    }
+    ref_s[j] = s[j];
+  }
+}
+
+class Loop8Test6Param : public ::testing::TestWithParam<loop8_param_t> {
+ public:
+  virtual ~Loop8Test6Param() {}
+  virtual void SetUp() {
+    loopfilter_op_ = GET_PARAM(0);
+    ref_loopfilter_op_ = GET_PARAM(1);
+    bit_depth_ = GET_PARAM(2);
+    mask_ = (1 << bit_depth_) - 1;
+  }
+
+  virtual void TearDown() { libvpx_test::ClearSystemState(); }
+
+ protected:
+  int bit_depth_;
+  int mask_;
+  loop_op_t loopfilter_op_;
+  loop_op_t ref_loopfilter_op_;
+};
+
+class Loop8Test9Param : public ::testing::TestWithParam<dualloop8_param_t> {
+ public:
+  virtual ~Loop8Test9Param() {}
+  virtual void SetUp() {
+    loopfilter_op_ = GET_PARAM(0);
+    ref_loopfilter_op_ = GET_PARAM(1);
+    bit_depth_ = GET_PARAM(2);
+    mask_ = (1 << bit_depth_) - 1;
+  }
+
+  virtual void TearDown() { libvpx_test::ClearSystemState(); }
+
+ protected:
+  int bit_depth_;
+  int mask_;
+  dual_loop_op_t loopfilter_op_;
+  dual_loop_op_t ref_loopfilter_op_;
+};
+
+TEST_P(Loop8Test6Param, OperationCheck) {
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  const int count_test_block = number_of_iterations;
+  const int32_t p = kNumCoeffs / 32;
+  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, s[kNumCoeffs]);
+  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, ref_s[kNumCoeffs]);
+  int err_count_total = 0;
+  int first_failure = -1;
+  for (int i = 0; i < count_test_block; ++i) {
+    int err_count = 0;
+    uint8_t tmp = static_cast<uint8_t>(rnd(3 * MAX_LOOP_FILTER + 4));
+    DECLARE_ALIGNED(16, const uint8_t,
+                    blimit[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = static_cast<uint8_t>(rnd(MAX_LOOP_FILTER));
+    DECLARE_ALIGNED(16, const uint8_t,
+                    limit[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                   tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = rnd.Rand8();
+    DECLARE_ALIGNED(16, const uint8_t,
+                    thresh[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    InitInput(s, ref_s, &rnd, *limit, mask_, p, i);
+#if CONFIG_VP9_HIGHBITDEPTH
+    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit, limit, thresh, bit_depth_);
+    ASM_REGISTER_STATE_CHECK(
+        loopfilter_op_(s + 8 + p * 8, p, blimit, limit, thresh, bit_depth_));
+#else
+    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit, limit, thresh);
+    ASM_REGISTER_STATE_CHECK(
+        loopfilter_op_(s + 8 + p * 8, p, blimit, limit, thresh));
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+
+    for (int j = 0; j < kNumCoeffs; ++j) {
+      err_count += ref_s[j] != s[j];
+    }
+    if (err_count && !err_count_total) {
+      first_failure = i;
+    }
+    err_count_total += err_count;
+  }
+  EXPECT_EQ(0, err_count_total)
+      << "Error: Loop8Test6Param, C output doesn't match SSE2 "
+         "loopfilter output. "
+      << "First failed at test case " << first_failure;
+}
+
+TEST_P(Loop8Test6Param, ValueCheck) {
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  const int count_test_block = number_of_iterations;
+  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, s[kNumCoeffs]);
+  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, ref_s[kNumCoeffs]);
+  int err_count_total = 0;
+  int first_failure = -1;
+
+  // NOTE: The code in vp9_loopfilter.c:update_sharpness computes mblim as a
+  // function of sharpness_lvl and the loopfilter lvl as:
+  // block_inside_limit = lvl >> ((sharpness_lvl > 0) + (sharpness_lvl > 4));
+  // ...
+  // memset(lfi->lfthr[lvl].mblim, (2 * (lvl + 2) + block_inside_limit),
+  //        SIMD_WIDTH);
+  // This means that the largest value for mblim will occur when sharpness_lvl
+  // is equal to 0, and lvl is equal to its greatest value (MAX_LOOP_FILTER).
+  // In this case block_inside_limit will be equal to MAX_LOOP_FILTER and
+  // therefore mblim will be equal to (2 * (lvl + 2) + block_inside_limit) =
+  // 2 * (MAX_LOOP_FILTER + 2) + MAX_LOOP_FILTER = 3 * MAX_LOOP_FILTER + 4
+
+  for (int i = 0; i < count_test_block; ++i) {
+    int err_count = 0;
+    uint8_t tmp = static_cast<uint8_t>(rnd(3 * MAX_LOOP_FILTER + 4));
+    DECLARE_ALIGNED(16, const uint8_t,
+                    blimit[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = static_cast<uint8_t>(rnd(MAX_LOOP_FILTER));
+    DECLARE_ALIGNED(16, const uint8_t,
+                    limit[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                   tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = rnd.Rand8();
+    DECLARE_ALIGNED(16, const uint8_t,
+                    thresh[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    int32_t p = kNumCoeffs / 32;
+    for (int j = 0; j < kNumCoeffs; ++j) {
+      s[j] = rnd.Rand16() & mask_;
+      ref_s[j] = s[j];
+    }
+#if CONFIG_VP9_HIGHBITDEPTH
+    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit, limit, thresh, bit_depth_);
+    ASM_REGISTER_STATE_CHECK(
+        loopfilter_op_(s + 8 + p * 8, p, blimit, limit, thresh, bit_depth_));
+#else
+    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit, limit, thresh);
+    ASM_REGISTER_STATE_CHECK(
+        loopfilter_op_(s + 8 + p * 8, p, blimit, limit, thresh));
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+
+    for (int j = 0; j < kNumCoeffs; ++j) {
+      err_count += ref_s[j] != s[j];
+    }
+    if (err_count && !err_count_total) {
+      first_failure = i;
+    }
+    err_count_total += err_count;
+  }
+  EXPECT_EQ(0, err_count_total)
+      << "Error: Loop8Test6Param, C output doesn't match SSE2 "
+         "loopfilter output. "
+      << "First failed at test case " << first_failure;
+}
+
+TEST_P(Loop8Test9Param, OperationCheck) {
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  const int count_test_block = number_of_iterations;
+  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, s[kNumCoeffs]);
+  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, ref_s[kNumCoeffs]);
+  int err_count_total = 0;
+  int first_failure = -1;
+  for (int i = 0; i < count_test_block; ++i) {
+    int err_count = 0;
+    uint8_t tmp = static_cast<uint8_t>(rnd(3 * MAX_LOOP_FILTER + 4));
+    DECLARE_ALIGNED(16, const uint8_t,
+                    blimit0[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = static_cast<uint8_t>(rnd(MAX_LOOP_FILTER));
+    DECLARE_ALIGNED(16, const uint8_t,
+                    limit0[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = rnd.Rand8();
+    DECLARE_ALIGNED(16, const uint8_t,
+                    thresh0[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = static_cast<uint8_t>(rnd(3 * MAX_LOOP_FILTER + 4));
+    DECLARE_ALIGNED(16, const uint8_t,
+                    blimit1[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = static_cast<uint8_t>(rnd(MAX_LOOP_FILTER));
+    DECLARE_ALIGNED(16, const uint8_t,
+                    limit1[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = rnd.Rand8();
+    DECLARE_ALIGNED(16, const uint8_t,
+                    thresh1[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    int32_t p = kNumCoeffs / 32;
+    const uint8_t limit = *limit0 < *limit1 ? *limit0 : *limit1;
+    InitInput(s, ref_s, &rnd, limit, mask_, p, i);
+#if CONFIG_VP9_HIGHBITDEPTH
+    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit0, limit0, thresh0, blimit1,
+                       limit1, thresh1, bit_depth_);
+    ASM_REGISTER_STATE_CHECK(loopfilter_op_(s + 8 + p * 8, p, blimit0, limit0,
+                                            thresh0, blimit1, limit1, thresh1,
+                                            bit_depth_));
+#else
+    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit0, limit0, thresh0, blimit1,
+                       limit1, thresh1);
+    ASM_REGISTER_STATE_CHECK(loopfilter_op_(s + 8 + p * 8, p, blimit0, limit0,
+                                            thresh0, blimit1, limit1, thresh1));
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+
+    for (int j = 0; j < kNumCoeffs; ++j) {
+      err_count += ref_s[j] != s[j];
+    }
+    if (err_count && !err_count_total) {
+      first_failure = i;
+    }
+    err_count_total += err_count;
+  }
+  EXPECT_EQ(0, err_count_total)
+      << "Error: Loop8Test9Param, C output doesn't match SSE2 "
+         "loopfilter output. "
+      << "First failed at test case " << first_failure;
+}
+
+TEST_P(Loop8Test9Param, ValueCheck) {
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  const int count_test_block = number_of_iterations;
+  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, s[kNumCoeffs]);
+  DECLARE_ALIGNED(PIXEL_WIDTH, Pixel, ref_s[kNumCoeffs]);
+  int err_count_total = 0;
+  int first_failure = -1;
+  for (int i = 0; i < count_test_block; ++i) {
+    int err_count = 0;
+    uint8_t tmp = static_cast<uint8_t>(rnd(3 * MAX_LOOP_FILTER + 4));
+    DECLARE_ALIGNED(16, const uint8_t,
+                    blimit0[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = static_cast<uint8_t>(rnd(MAX_LOOP_FILTER));
+    DECLARE_ALIGNED(16, const uint8_t,
+                    limit0[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = rnd.Rand8();
+    DECLARE_ALIGNED(16, const uint8_t,
+                    thresh0[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = static_cast<uint8_t>(rnd(3 * MAX_LOOP_FILTER + 4));
+    DECLARE_ALIGNED(16, const uint8_t,
+                    blimit1[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = static_cast<uint8_t>(rnd(MAX_LOOP_FILTER));
+    DECLARE_ALIGNED(16, const uint8_t,
+                    limit1[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                    tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    tmp = rnd.Rand8();
+    DECLARE_ALIGNED(16, const uint8_t,
+                    thresh1[16]) = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp,
+                                     tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
+    int32_t p = kNumCoeffs / 32;  // TODO(pdlf) can we have non-square here?
+    for (int j = 0; j < kNumCoeffs; ++j) {
+      s[j] = rnd.Rand16() & mask_;
+      ref_s[j] = s[j];
+    }
+#if CONFIG_VP9_HIGHBITDEPTH
+    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit0, limit0, thresh0, blimit1,
+                       limit1, thresh1, bit_depth_);
+    ASM_REGISTER_STATE_CHECK(loopfilter_op_(s + 8 + p * 8, p, blimit0, limit0,
+                                            thresh0, blimit1, limit1, thresh1,
+                                            bit_depth_));
+#else
+    ref_loopfilter_op_(ref_s + 8 + p * 8, p, blimit0, limit0, thresh0, blimit1,
+                       limit1, thresh1);
+    ASM_REGISTER_STATE_CHECK(loopfilter_op_(s + 8 + p * 8, p, blimit0, limit0,
+                                            thresh0, blimit1, limit1, thresh1));
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+
+    for (int j = 0; j < kNumCoeffs; ++j) {
+      err_count += ref_s[j] != s[j];
+    }
+    if (err_count && !err_count_total) {
+      first_failure = i;
+    }
+    err_count_total += err_count;
+  }
+  EXPECT_EQ(0, err_count_total)
+      << "Error: Loop8Test9Param, C output doesn't match SSE2"
+         "loopfilter output. "
+      << "First failed at test case " << first_failure;
+}
+
+using std::tr1::make_tuple;
+
+#if HAVE_SSE2
+#if CONFIG_VP9_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(
+    SSE2, Loop8Test6Param,
+    ::testing::Values(make_tuple(&vpx_highbd_lpf_horizontal_4_sse2,
+                                 &vpx_highbd_lpf_horizontal_4_c, 8),
+                      make_tuple(&vpx_highbd_lpf_vertical_4_sse2,
+                                 &vpx_highbd_lpf_vertical_4_c, 8),
+                      make_tuple(&vpx_highbd_lpf_horizontal_8_sse2,
+                                 &vpx_highbd_lpf_horizontal_8_c, 8),
+                      make_tuple(&vpx_highbd_lpf_horizontal_edge_8_sse2,
+                                 &vpx_highbd_lpf_horizontal_edge_8_c, 8),
+                      make_tuple(&vpx_highbd_lpf_horizontal_edge_16_sse2,
+                                 &vpx_highbd_lpf_horizontal_edge_16_c, 8),
+                      make_tuple(&vpx_highbd_lpf_vertical_8_sse2,
+                                 &vpx_highbd_lpf_vertical_8_c, 8),
+                      make_tuple(&vpx_highbd_lpf_vertical_16_sse2,
+                                 &vpx_highbd_lpf_vertical_16_c, 8),
+                      make_tuple(&vpx_highbd_lpf_horizontal_4_sse2,
+                                 &vpx_highbd_lpf_horizontal_4_c, 10),
+                      make_tuple(&vpx_highbd_lpf_vertical_4_sse2,
+                                 &vpx_highbd_lpf_vertical_4_c, 10),
+                      make_tuple(&vpx_highbd_lpf_horizontal_8_sse2,
+                                 &vpx_highbd_lpf_horizontal_8_c, 10),
+                      make_tuple(&vpx_highbd_lpf_horizontal_edge_8_sse2,
+                                 &vpx_highbd_lpf_horizontal_edge_8_c, 10),
+                      make_tuple(&vpx_highbd_lpf_horizontal_edge_16_sse2,
+                                 &vpx_highbd_lpf_horizontal_edge_16_c, 10),
+                      make_tuple(&vpx_highbd_lpf_vertical_8_sse2,
+                                 &vpx_highbd_lpf_vertical_8_c, 10),
+                      make_tuple(&vpx_highbd_lpf_vertical_16_sse2,
+                                 &vpx_highbd_lpf_vertical_16_c, 10),
+                      make_tuple(&vpx_highbd_lpf_horizontal_4_sse2,
+                                 &vpx_highbd_lpf_horizontal_4_c, 12),
+                      make_tuple(&vpx_highbd_lpf_vertical_4_sse2,
+                                 &vpx_highbd_lpf_vertical_4_c, 12),
+                      make_tuple(&vpx_highbd_lpf_horizontal_8_sse2,
+                                 &vpx_highbd_lpf_horizontal_8_c, 12),
+                      make_tuple(&vpx_highbd_lpf_horizontal_edge_8_sse2,
+                                 &vpx_highbd_lpf_horizontal_edge_8_c, 12),
+                      make_tuple(&vpx_highbd_lpf_horizontal_edge_16_sse2,
+                                 &vpx_highbd_lpf_horizontal_edge_16_c, 12),
+                      make_tuple(&vpx_highbd_lpf_vertical_8_sse2,
+                                 &vpx_highbd_lpf_vertical_8_c, 12),
+                      make_tuple(&vpx_highbd_lpf_vertical_16_sse2,
+                                 &vpx_highbd_lpf_vertical_16_c, 12),
+                      make_tuple(&vpx_highbd_lpf_vertical_16_dual_sse2,
+                                 &vpx_highbd_lpf_vertical_16_dual_c, 8),
+                      make_tuple(&vpx_highbd_lpf_vertical_16_dual_sse2,
+                                 &vpx_highbd_lpf_vertical_16_dual_c, 10),
+                      make_tuple(&vpx_highbd_lpf_vertical_16_dual_sse2,
+                                 &vpx_highbd_lpf_vertical_16_dual_c, 12)));
+#else
+INSTANTIATE_TEST_CASE_P(
+    SSE2, Loop8Test6Param,
+    ::testing::Values(
+        make_tuple(&vpx_lpf_horizontal_4_sse2, &vpx_lpf_horizontal_4_c, 8),
+        make_tuple(&vpx_lpf_horizontal_8_sse2, &vpx_lpf_horizontal_8_c, 8),
+        make_tuple(&vpx_lpf_horizontal_edge_8_sse2,
+                   &vpx_lpf_horizontal_edge_8_c, 8),
+        make_tuple(&vpx_lpf_horizontal_edge_16_sse2,
+                   &vpx_lpf_horizontal_edge_16_c, 8),
+        make_tuple(&vpx_lpf_vertical_4_sse2, &vpx_lpf_vertical_4_c, 8),
+        make_tuple(&vpx_lpf_vertical_8_sse2, &vpx_lpf_vertical_8_c, 8),
+        make_tuple(&vpx_lpf_vertical_16_sse2, &vpx_lpf_vertical_16_c, 8),
+        make_tuple(&vpx_lpf_vertical_16_dual_sse2, &vpx_lpf_vertical_16_dual_c,
+                   8)));
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+#endif
+
+#if HAVE_AVX2 && (!CONFIG_VP9_HIGHBITDEPTH)
+INSTANTIATE_TEST_CASE_P(
+    AVX2, Loop8Test6Param,
+    ::testing::Values(make_tuple(&vpx_lpf_horizontal_edge_8_avx2,
+                                 &vpx_lpf_horizontal_edge_8_c, 8),
+                      make_tuple(&vpx_lpf_horizontal_edge_16_avx2,
+                                 &vpx_lpf_horizontal_edge_16_c, 8)));
+#endif
+
+#if HAVE_SSE2
+#if CONFIG_VP9_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(
+    SSE2, Loop8Test9Param,
+    ::testing::Values(make_tuple(&vpx_highbd_lpf_horizontal_4_dual_sse2,
+                                 &vpx_highbd_lpf_horizontal_4_dual_c, 8),
+                      make_tuple(&vpx_highbd_lpf_horizontal_8_dual_sse2,
+                                 &vpx_highbd_lpf_horizontal_8_dual_c, 8),
+                      make_tuple(&vpx_highbd_lpf_vertical_4_dual_sse2,
+                                 &vpx_highbd_lpf_vertical_4_dual_c, 8),
+                      make_tuple(&vpx_highbd_lpf_vertical_8_dual_sse2,
+                                 &vpx_highbd_lpf_vertical_8_dual_c, 8),
+                      make_tuple(&vpx_highbd_lpf_horizontal_4_dual_sse2,
+                                 &vpx_highbd_lpf_horizontal_4_dual_c, 10),
+                      make_tuple(&vpx_highbd_lpf_horizontal_8_dual_sse2,
+                                 &vpx_highbd_lpf_horizontal_8_dual_c, 10),
+                      make_tuple(&vpx_highbd_lpf_vertical_4_dual_sse2,
+                                 &vpx_highbd_lpf_vertical_4_dual_c, 10),
+                      make_tuple(&vpx_highbd_lpf_vertical_8_dual_sse2,
+                                 &vpx_highbd_lpf_vertical_8_dual_c, 10),
+                      make_tuple(&vpx_highbd_lpf_horizontal_4_dual_sse2,
+                                 &vpx_highbd_lpf_horizontal_4_dual_c, 12),
+                      make_tuple(&vpx_highbd_lpf_horizontal_8_dual_sse2,
+                                 &vpx_highbd_lpf_horizontal_8_dual_c, 12),
+                      make_tuple(&vpx_highbd_lpf_vertical_4_dual_sse2,
+                                 &vpx_highbd_lpf_vertical_4_dual_c, 12),
+                      make_tuple(&vpx_highbd_lpf_vertical_8_dual_sse2,
+                                 &vpx_highbd_lpf_vertical_8_dual_c, 12)));
+#else
+INSTANTIATE_TEST_CASE_P(
+    SSE2, Loop8Test9Param,
+    ::testing::Values(make_tuple(&vpx_lpf_horizontal_4_dual_sse2,
+                                 &vpx_lpf_horizontal_4_dual_c, 8),
+                      make_tuple(&vpx_lpf_horizontal_8_dual_sse2,
+                                 &vpx_lpf_horizontal_8_dual_c, 8),
+                      make_tuple(&vpx_lpf_vertical_4_dual_sse2,
+                                 &vpx_lpf_vertical_4_dual_c, 8),
+                      make_tuple(&vpx_lpf_vertical_8_dual_sse2,
+                                 &vpx_lpf_vertical_8_dual_c, 8)));
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+#endif
+
+#if HAVE_NEON
+#if CONFIG_VP9_HIGHBITDEPTH
+// No neon high bitdepth functions.
+#else
+INSTANTIATE_TEST_CASE_P(
+    NEON, Loop8Test6Param,
+    ::testing::Values(
+        make_tuple(&vpx_lpf_horizontal_edge_8_neon,
+                   &vpx_lpf_horizontal_edge_8_c, 8),
+        make_tuple(&vpx_lpf_horizontal_edge_16_neon,
+                   &vpx_lpf_horizontal_edge_16_c, 8),
+        make_tuple(&vpx_lpf_vertical_16_neon, &vpx_lpf_vertical_16_c, 8),
+        make_tuple(&vpx_lpf_vertical_16_dual_neon, &vpx_lpf_vertical_16_dual_c,
+                   8),
+        make_tuple(&vpx_lpf_horizontal_8_neon, &vpx_lpf_horizontal_8_c, 8),
+        make_tuple(&vpx_lpf_vertical_8_neon, &vpx_lpf_vertical_8_c, 8),
+        make_tuple(&vpx_lpf_horizontal_4_neon, &vpx_lpf_horizontal_4_c, 8),
+        make_tuple(&vpx_lpf_vertical_4_neon, &vpx_lpf_vertical_4_c, 8)));
+INSTANTIATE_TEST_CASE_P(
+    NEON, Loop8Test9Param,
+    ::testing::Values(make_tuple(&vpx_lpf_horizontal_8_dual_neon,
+                                 &vpx_lpf_horizontal_8_dual_c, 8),
+                      make_tuple(&vpx_lpf_vertical_8_dual_neon,
+                                 &vpx_lpf_vertical_8_dual_c, 8),
+                      make_tuple(&vpx_lpf_horizontal_4_dual_neon,
+                                 &vpx_lpf_horizontal_4_dual_c, 8),
+                      make_tuple(&vpx_lpf_vertical_4_dual_neon,
+                                 &vpx_lpf_vertical_4_dual_c, 8)));
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+#endif  // HAVE_NEON
+
+#if HAVE_DSPR2 && !CONFIG_VP9_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(
+    DSPR2, Loop8Test6Param,
+    ::testing::Values(
+        make_tuple(&vpx_lpf_horizontal_4_dspr2, &vpx_lpf_horizontal_4_c, 8),
+        make_tuple(&vpx_lpf_horizontal_8_dspr2, &vpx_lpf_horizontal_8_c, 8),
+        make_tuple(&vpx_lpf_horizontal_edge_8, &vpx_lpf_horizontal_edge_8, 8),
+        make_tuple(&vpx_lpf_horizontal_edge_16, &vpx_lpf_horizontal_edge_16, 8),
+        make_tuple(&vpx_lpf_vertical_4_dspr2, &vpx_lpf_vertical_4_c, 8),
+        make_tuple(&vpx_lpf_vertical_8_dspr2, &vpx_lpf_vertical_8_c, 8),
+        make_tuple(&vpx_lpf_vertical_16_dspr2, &vpx_lpf_vertical_16_c, 8),
+        make_tuple(&vpx_lpf_vertical_16_dual_dspr2, &vpx_lpf_vertical_16_dual_c,
+                   8)));
+
+INSTANTIATE_TEST_CASE_P(
+    DSPR2, Loop8Test9Param,
+    ::testing::Values(make_tuple(&vpx_lpf_horizontal_4_dual_dspr2,
+                                 &vpx_lpf_horizontal_4_dual_c, 8),
+                      make_tuple(&vpx_lpf_horizontal_8_dual_dspr2,
+                                 &vpx_lpf_horizontal_8_dual_c, 8),
+                      make_tuple(&vpx_lpf_vertical_4_dual_dspr2,
+                                 &vpx_lpf_vertical_4_dual_c, 8),
+                      make_tuple(&vpx_lpf_vertical_8_dual_dspr2,
+                                 &vpx_lpf_vertical_8_dual_c, 8)));
+#endif  // HAVE_DSPR2 && !CONFIG_VP9_HIGHBITDEPTH
+
+#if HAVE_MSA && (!CONFIG_VP9_HIGHBITDEPTH)
+INSTANTIATE_TEST_CASE_P(
+    MSA, Loop8Test6Param,
+    ::testing::Values(
+        make_tuple(&vpx_lpf_horizontal_4_msa, &vpx_lpf_horizontal_4_c, 8),
+        make_tuple(&vpx_lpf_horizontal_8_msa, &vpx_lpf_horizontal_8_c, 8),
+        make_tuple(&vpx_lpf_horizontal_edge_8_msa, &vpx_lpf_horizontal_edge_8_c,
+                   8),
+        make_tuple(&vpx_lpf_horizontal_edge_16_msa,
+                   &vpx_lpf_horizontal_edge_16_c, 8),
+        make_tuple(&vpx_lpf_vertical_4_msa, &vpx_lpf_vertical_4_c, 8),
+        make_tuple(&vpx_lpf_vertical_8_msa, &vpx_lpf_vertical_8_c, 8),
+        make_tuple(&vpx_lpf_vertical_16_msa, &vpx_lpf_vertical_16_c, 8)));
+
+INSTANTIATE_TEST_CASE_P(
+    MSA, Loop8Test9Param,
+    ::testing::Values(make_tuple(&vpx_lpf_horizontal_4_dual_msa,
+                                 &vpx_lpf_horizontal_4_dual_c, 8),
+                      make_tuple(&vpx_lpf_horizontal_8_dual_msa,
+                                 &vpx_lpf_horizontal_8_dual_c, 8),
+                      make_tuple(&vpx_lpf_vertical_4_dual_msa,
+                                 &vpx_lpf_vertical_4_dual_c, 8),
+                      make_tuple(&vpx_lpf_vertical_8_dual_msa,
+                                 &vpx_lpf_vertical_8_dual_c, 8)));
+#endif  // HAVE_MSA && (!CONFIG_VP9_HIGHBITDEPTH)
+
+}  // namespace
--- a/test/test.mk
+++ b/test/test.mk
@@ -143,7 +143,7 @@
 endif
 
 LIBVPX_TEST_SRCS-yes                   += convolve_test.cc
-LIBVPX_TEST_SRCS-yes                   += lpf_8_test.cc
+LIBVPX_TEST_SRCS-yes                   += lpf_test.cc
 LIBVPX_TEST_SRCS-yes                   += vp9_intrapred_test.cc
 LIBVPX_TEST_SRCS-$(CONFIG_VP9_DECODER) += vp9_decrypt_test.cc
 LIBVPX_TEST_SRCS-$(CONFIG_VP9_DECODER) += vp9_thread_test.cc