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diff --git a/third_party/aom/test/fdct4x4_test.cc b/third_party/aom/test/fdct4x4_test.cc
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+/*
+ * Copyright (c) 2020, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+#include <math.h>
+#include <stdlib.h>
+#include <string.h>
+#include <tuple>
+
+#include "aom_dsp/aom_dsp_common.h"
+#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
+
+#include "config/av1_rtcd.h"
+#include "config/aom_dsp_rtcd.h"
+#include "test/acm_random.h"
+#include "test/register_state_check.h"
+#include "test/transform_test_base.h"
+#include "test/util.h"
+#include "av1/common/entropy.h"
+#include "aom/aom_codec.h"
+#include "aom/aom_integer.h"
+#include "aom_ports/mem.h"
+
+using libaom_test::ACMRandom;
+
+namespace {
+
+template <typename OutputType>
+using FdctFunc = void (*)(const int16_t *in, OutputType *out, int stride);
+
+template <typename OutputType>
+using FhtFunc = void (*)(const int16_t *in, OutputType *out, int stride,
+ TxfmParam *txfm_param);
+
+template <typename OutputType>
+using Fdct4x4Param =
+ std::tuple<FdctFunc<OutputType>, FhtFunc<OutputType>, aom_bit_depth_t, int>;
+
+#if HAVE_NEON || HAVE_SSE2
+void fdct4x4_ref(const int16_t *in, tran_low_t *out, int stride,
+ TxfmParam * /*txfm_param*/) {
+ aom_fdct4x4_c(in, out, stride);
+}
+
+void fdct4x4_lp_ref(const int16_t *in, int16_t *out, int stride,
+ TxfmParam * /*txfm_param*/) {
+ aom_fdct4x4_lp_c(in, out, stride);
+}
+#endif
+
+template <typename OutputType>
+class Trans4x4FDCT : public libaom_test::TransformTestBase<OutputType>,
+ public ::testing::TestWithParam<Fdct4x4Param<OutputType>> {
+ public:
+ ~Trans4x4FDCT() override = default;
+
+ using TxfmBaseOutType = libaom_test::TransformTestBase<OutputType>;
+ void SetUp() override {
+ fwd_txfm_ = std::get<0>(this->GetParam());
+ TxfmBaseOutType::pitch_ = 4;
+ TxfmBaseOutType::height_ = 4;
+ TxfmBaseOutType::fwd_txfm_ref = std::get<1>(this->GetParam());
+ TxfmBaseOutType::bit_depth_ = std::get<2>(this->GetParam());
+ TxfmBaseOutType::mask_ = (1 << TxfmBaseOutType::bit_depth_) - 1;
+ TxfmBaseOutType::num_coeffs_ = std::get<3>(this->GetParam());
+ }
+
+ protected:
+ void RunFwdTxfm(const int16_t *in, OutputType *out, int stride) override {
+ fwd_txfm_(in, out, stride);
+ }
+
+ void RunInvTxfm(const OutputType *out, uint8_t *dst, int stride) override {
+ (void)out;
+ (void)dst;
+ (void)stride;
+ }
+
+ FdctFunc<OutputType> fwd_txfm_;
+};
+
+using Trans4x4FDCTTranLow = Trans4x4FDCT<tran_low_t>;
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(Trans4x4FDCTTranLow);
+TEST_P(Trans4x4FDCTTranLow, CoeffCheck) { RunCoeffCheck(); }
+TEST_P(Trans4x4FDCTTranLow, MemCheck) { RunMemCheck(); }
+
+using Trans4x4FDCTInt16 = Trans4x4FDCT<int16_t>;
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(Trans4x4FDCTInt16);
+TEST_P(Trans4x4FDCTInt16, CoeffCheck) { RunCoeffCheck(); }
+TEST_P(Trans4x4FDCTInt16, MemCheck) { RunMemCheck(); }
+
+using std::make_tuple;
+
+#if HAVE_NEON
+INSTANTIATE_TEST_SUITE_P(NEON, Trans4x4FDCTTranLow,
+ ::testing::Values(make_tuple(&aom_fdct4x4_neon,
+ &fdct4x4_ref, AOM_BITS_8,
+ 16)));
+
+INSTANTIATE_TEST_SUITE_P(NEON, Trans4x4FDCTInt16,
+ ::testing::Values(make_tuple(&aom_fdct4x4_lp_neon,
+ &fdct4x4_lp_ref,
+ AOM_BITS_8, 16)));
+#endif
+
+#if HAVE_SSE2
+INSTANTIATE_TEST_SUITE_P(SSE2, Trans4x4FDCTTranLow,
+ ::testing::Values(make_tuple(&aom_fdct4x4_sse2,
+ &fdct4x4_ref, AOM_BITS_8,
+ 16)));
+
+INSTANTIATE_TEST_SUITE_P(SSE2, Trans4x4FDCTInt16,
+ ::testing::Values(make_tuple(&aom_fdct4x4_lp_sse2,
+ &fdct4x4_lp_ref,
+ AOM_BITS_8, 16)));
+#endif
+} // namespace