Merge "third_party/libwebm: pull from upstream"
diff --git a/examples/vp9_spatial_scalable_encoder.c b/examples/vp9_spatial_scalable_encoder.c
index 64e62ef..983f52d 100644
--- a/examples/vp9_spatial_scalable_encoder.c
+++ b/examples/vp9_spatial_scalable_encoder.c
@@ -344,7 +344,7 @@
     }
 
     res = vpx_svc_encode(&svc_ctx, &codec, (end_of_stream ? NULL : &raw),
-                         pts, frame_duration, VPX_DL_REALTIME);
+                         pts, frame_duration, VPX_DL_GOOD_QUALITY);
     printf("%s", vpx_svc_get_message(&svc_ctx));
     if (res != VPX_CODEC_OK) {
       die_codec(&codec, "Failed to encode frame");
diff --git a/test/fdct4x4_test.cc b/test/fdct4x4_test.cc
index 127775c..e2ba8a8 100644
--- a/test/fdct4x4_test.cc
+++ b/test/fdct4x4_test.cc
@@ -48,6 +48,10 @@
   vp9_fht4x4_c(in, out, stride, tx_type);
 }
 
+void fwht4x4_ref(const int16_t *in, int16_t *out, int stride, int tx_type) {
+  vp9_fwht4x4_c(in, out, stride);
+}
+
 class Trans4x4TestBase {
  public:
   virtual ~Trans4x4TestBase() {}
@@ -57,7 +61,7 @@
 
   virtual void RunInvTxfm(const int16_t *out, uint8_t *dst, int stride) = 0;
 
-  void RunAccuracyCheck() {
+  void RunAccuracyCheck(int limit) {
     ACMRandom rnd(ACMRandom::DeterministicSeed());
     uint32_t max_error = 0;
     int64_t total_error = 0;
@@ -88,11 +92,13 @@
       }
     }
 
-    EXPECT_GE(1u, max_error)
-        << "Error: 4x4 FHT/IHT has an individual round trip error > 1";
+    EXPECT_GE(static_cast<uint32_t>(limit), max_error)
+        << "Error: 4x4 FHT/IHT has an individual round trip error > "
+        << limit;
 
-    EXPECT_GE(count_test_block , total_error)
-        << "Error: 4x4 FHT/IHT has average round trip error > 1 per block";
+    EXPECT_GE(count_test_block * limit, total_error)
+        << "Error: 4x4 FHT/IHT has average round trip error > " << limit
+        << " per block";
   }
 
   void RunCoeffCheck() {
@@ -150,7 +156,7 @@
     }
   }
 
-  void RunInvAccuracyCheck() {
+  void RunInvAccuracyCheck(int limit) {
     ACMRandom rnd(ACMRandom::DeterministicSeed());
     const int count_test_block = 1000;
     DECLARE_ALIGNED_ARRAY(16, int16_t, in, kNumCoeffs);
@@ -173,8 +179,8 @@
       for (int j = 0; j < kNumCoeffs; ++j) {
         const uint32_t diff = dst[j] - src[j];
         const uint32_t error = diff * diff;
-        EXPECT_GE(1u, error)
-            << "Error: 16x16 IDCT has error " << error
+        EXPECT_GE(static_cast<uint32_t>(limit), error)
+            << "Error: 4x4 IDCT has error " << error
             << " at index " << j;
       }
     }
@@ -213,7 +219,7 @@
 };
 
 TEST_P(Trans4x4DCT, AccuracyCheck) {
-  RunAccuracyCheck();
+  RunAccuracyCheck(1);
 }
 
 TEST_P(Trans4x4DCT, CoeffCheck) {
@@ -225,7 +231,7 @@
 }
 
 TEST_P(Trans4x4DCT, InvAccuracyCheck) {
-  RunInvAccuracyCheck();
+  RunInvAccuracyCheck(1);
 }
 
 class Trans4x4HT
@@ -257,7 +263,7 @@
 };
 
 TEST_P(Trans4x4HT, AccuracyCheck) {
-  RunAccuracyCheck();
+  RunAccuracyCheck(1);
 }
 
 TEST_P(Trans4x4HT, CoeffCheck) {
@@ -269,9 +275,51 @@
 }
 
 TEST_P(Trans4x4HT, InvAccuracyCheck) {
-  RunInvAccuracyCheck();
+  RunInvAccuracyCheck(1);
 }
 
+class Trans4x4WHT
+    : public Trans4x4TestBase,
+      public ::testing::TestWithParam<dct_4x4_param_t> {
+ public:
+  virtual ~Trans4x4WHT() {}
+
+  virtual void SetUp() {
+    fwd_txfm_ = GET_PARAM(0);
+    inv_txfm_ = GET_PARAM(1);
+    tx_type_  = GET_PARAM(2);
+    pitch_    = 4;
+    fwd_txfm_ref = fwht4x4_ref;
+  }
+  virtual void TearDown() { libvpx_test::ClearSystemState(); }
+
+ protected:
+  void RunFwdTxfm(const int16_t *in, int16_t *out, int stride) {
+    fwd_txfm_(in, out, stride);
+  }
+  void RunInvTxfm(const int16_t *out, uint8_t *dst, int stride) {
+    inv_txfm_(out, dst, stride);
+  }
+
+  fdct_t fwd_txfm_;
+  idct_t inv_txfm_;
+};
+
+TEST_P(Trans4x4WHT, AccuracyCheck) {
+  RunAccuracyCheck(0);
+}
+
+TEST_P(Trans4x4WHT, CoeffCheck) {
+  RunCoeffCheck();
+}
+
+TEST_P(Trans4x4WHT, MemCheck) {
+  RunMemCheck();
+}
+
+TEST_P(Trans4x4WHT, InvAccuracyCheck) {
+  RunInvAccuracyCheck(0);
+}
 using std::tr1::make_tuple;
 
 INSTANTIATE_TEST_CASE_P(
@@ -285,6 +333,10 @@
         make_tuple(&vp9_fht4x4_c, &vp9_iht4x4_16_add_c, 1),
         make_tuple(&vp9_fht4x4_c, &vp9_iht4x4_16_add_c, 2),
         make_tuple(&vp9_fht4x4_c, &vp9_iht4x4_16_add_c, 3)));
+INSTANTIATE_TEST_CASE_P(
+    C, Trans4x4WHT,
+    ::testing::Values(
+        make_tuple(&vp9_fwht4x4_c, &vp9_iwht4x4_16_add_c, 0)));
 
 #if HAVE_NEON
 INSTANTIATE_TEST_CASE_P(
@@ -301,6 +353,13 @@
         make_tuple(&vp9_fht4x4_c, &vp9_iht4x4_16_add_neon, 3)));
 #endif
 
+#if HAVE_MMX
+INSTANTIATE_TEST_CASE_P(
+    MMX, Trans4x4WHT,
+    ::testing::Values(
+        make_tuple(&vp9_fwht4x4_mmx, &vp9_iwht4x4_16_add_c, 0)));
+#endif
+
 #if HAVE_SSE2
 INSTANTIATE_TEST_CASE_P(
     SSE2, Trans4x4DCT,
diff --git a/test/postproc.sh b/test/postproc.sh
new file mode 100755
index 0000000..050a368
--- /dev/null
+++ b/test/postproc.sh
@@ -0,0 +1,59 @@
+#!/bin/sh
+##
+##  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.
+##
+##  This file tests the libvpx postproc example code. To add new tests to this
+##  file, do the following:
+##    1. Write a shell function (this is your test).
+##    2. Add the function to postproc_tests (on a new line).
+##
+. $(dirname $0)/tools_common.sh
+
+# Environment check: Make sure input is available:
+#   $VP8_IVF_FILE and $VP9_IVF_FILE are required.
+postproc_verify_environment() {
+  if [ ! -e "${VP8_IVF_FILE}" ] || [ ! -e "${VP9_IVF_FILE}" ]; then
+    echo "Libvpx test data must exist in LIBVPX_TEST_DATA_PATH."
+    return 1
+  fi
+}
+
+# Runs postproc using $1 as input file. $2 is the codec name, and is used
+# solely to name the output file.
+postproc() {
+  local decoder="${LIBVPX_BIN_PATH}/postproc${VPX_TEST_EXE_SUFFIX}"
+  local input_file="$1"
+  local codec="$2"
+  local output_file="${VPX_TEST_OUTPUT_DIR}/postproc_${codec}.raw"
+
+  [ -x "${decoder}" ] || return 1
+
+  eval "${decoder}" "${input_file}" "${output_file}" ${devnull}
+
+  [ -e "${output_file}" ] || return 1
+}
+
+postproc_vp8() {
+  if [ "$(vp8_decode_available)" = "yes" ]; then
+    postproc "${VP8_IVF_FILE}" vp8 || return 1
+  fi
+}
+
+postproc_vp9() {
+  if [ "$(vpx_config_option_enabled CONFIG_VP9_POSTPROC)" = "yes" ]; then
+    if [ "$(vp9_decode_available)" = "yes" ]; then
+      postproc "${VP9_IVF_FILE}" vp9 || return 1
+    fi
+  fi
+}
+
+postproc_tests="postproc_vp8
+                postproc_vp9"
+
+run_tests postproc_verify_environment "${postproc_tests}"
diff --git a/test/register_state_check.h b/test/register_state_check.h
index 7e3d053..5987fe3 100644
--- a/test/register_state_check.h
+++ b/test/register_state_check.h
@@ -82,8 +82,8 @@
 
 }  // namespace libvpx_test
 
-#elif defined(CONFIG_SHARED) && defined(HAVE_NEON) \
-      && !CONFIG_SHARED && HAVE_NEON
+#elif defined(CONFIG_SHARED) && defined(HAVE_NEON) && defined(CONFIG_VP9) \
+      && !CONFIG_SHARED && HAVE_NEON && CONFIG_VP9
 
 #include "vpx/vpx_integer.h"
 
diff --git a/vp8/common/arm/neon/idct_dequant_0_2x_neon.asm b/vp8/common/arm/neon/idct_dequant_0_2x_neon.asm
deleted file mode 100644
index 3a39210..0000000
--- a/vp8/common/arm/neon/idct_dequant_0_2x_neon.asm
+++ /dev/null
@@ -1,81 +0,0 @@
-;
-;  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
-;
-;  Use of this source code is governed by a BSD-style license and patent
-;  grant that can be found in the LICENSE file in the root of the source
-;  tree. All contributing project authors may be found in the AUTHORS
-;  file in the root of the source tree.
-;
-
-
-    EXPORT  |idct_dequant_0_2x_neon|
-    ARM
-    REQUIRE8
-    PRESERVE8
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-;void idct_dequant_0_2x_neon(short *q, short dq,
-;                            unsigned char *dst, int stride);
-; r0   *q
-; r1   dq
-; r2   *dst
-; r3   stride
-|idct_dequant_0_2x_neon| PROC
-    push            {r4, r5}
-    vpush           {d8-d15}
-
-    add             r12, r2, #4
-    vld1.32         {d2[0]}, [r2], r3
-    vld1.32         {d8[0]}, [r12], r3
-    vld1.32         {d2[1]}, [r2], r3
-    vld1.32         {d8[1]}, [r12], r3
-    vld1.32         {d4[0]}, [r2], r3
-    vld1.32         {d10[0]}, [r12], r3
-    vld1.32         {d4[1]}, [r2], r3
-    vld1.32         {d10[1]}, [r12], r3
-
-    ldrh            r12, [r0]               ; lo q
-    ldrh            r4, [r0, #32]           ; hi q
-    mov             r5, #0
-    strh            r5, [r0]
-    strh            r5, [r0, #32]
-
-    sxth            r12, r12                ; lo
-    mul             r0, r12, r1
-    add             r0, r0, #4
-    asr             r0, r0, #3
-    vdup.16         q0, r0
-    sxth            r4, r4                  ; hi
-    mul             r0, r4, r1
-    add             r0, r0, #4
-    asr             r0, r0, #3
-    vdup.16         q3, r0
-
-    vaddw.u8        q1, q0, d2              ; lo
-    vaddw.u8        q2, q0, d4
-    vaddw.u8        q4, q3, d8              ; hi
-    vaddw.u8        q5, q3, d10
-
-    sub             r2, r2, r3, lsl #2      ; dst - 4*stride
-    add             r0, r2, #4
-
-    vqmovun.s16     d2, q1                  ; lo
-    vqmovun.s16     d4, q2
-    vqmovun.s16     d8, q4                  ; hi
-    vqmovun.s16     d10, q5
-
-    vst1.32         {d2[0]}, [r2], r3       ; lo
-    vst1.32         {d8[0]}, [r0], r3       ; hi
-    vst1.32         {d2[1]}, [r2], r3
-    vst1.32         {d8[1]}, [r0], r3
-    vst1.32         {d4[0]}, [r2], r3
-    vst1.32         {d10[0]}, [r0], r3
-    vst1.32         {d4[1]}, [r2]
-    vst1.32         {d10[1]}, [r0]
-
-    vpop            {d8-d15}
-    pop             {r4, r5}
-    bx              lr
-
-    ENDP            ; |idct_dequant_0_2x_neon|
-    END
diff --git a/vp8/common/arm/neon/idct_dequant_0_2x_neon.c b/vp8/common/arm/neon/idct_dequant_0_2x_neon.c
new file mode 100644
index 0000000..967c322
--- /dev/null
+++ b/vp8/common/arm/neon/idct_dequant_0_2x_neon.c
@@ -0,0 +1,62 @@
+/*
+ *  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 <arm_neon.h>
+
+void idct_dequant_0_2x_neon(
+        int16_t *q,
+        int16_t dq,
+        unsigned char *dst,
+        int stride) {
+    unsigned char *dst0;
+    int i, a0, a1;
+    int16x8x2_t q2Add;
+    int32x2_t d2s32, d4s32;
+    uint8x8_t d2u8, d4u8;
+    uint16x8_t q1u16, q2u16;
+
+    a0 = ((q[0] * dq) + 4) >> 3;
+    a1 = ((q[16] * dq) + 4) >> 3;
+    q[0] = q[16] = 0;
+    q2Add.val[0] = vdupq_n_s16((int16_t)a0);
+    q2Add.val[1] = vdupq_n_s16((int16_t)a1);
+
+    for (i = 0; i < 2; i++, dst += 4) {
+        dst0 = dst;
+        d2s32 = vld1_lane_s32((const int32_t *)dst0, d2s32, 0);
+        dst0 += stride;
+        d2s32 = vld1_lane_s32((const int32_t *)dst0, d2s32, 1);
+        dst0 += stride;
+        d4s32 = vld1_lane_s32((const int32_t *)dst0, d4s32, 0);
+        dst0 += stride;
+        d4s32 = vld1_lane_s32((const int32_t *)dst0, d4s32, 1);
+
+        q1u16 = vaddw_u8(vreinterpretq_u16_s16(q2Add.val[i]),
+                         vreinterpret_u8_s32(d2s32));
+        q2u16 = vaddw_u8(vreinterpretq_u16_s16(q2Add.val[i]),
+                         vreinterpret_u8_s32(d4s32));
+
+        d2u8 = vqmovun_s16(vreinterpretq_s16_u16(q1u16));
+        d4u8 = vqmovun_s16(vreinterpretq_s16_u16(q2u16));
+
+        d2s32 = vreinterpret_s32_u8(d2u8);
+        d4s32 = vreinterpret_s32_u8(d4u8);
+
+        dst0 = dst;
+        vst1_lane_s32((int32_t *)dst0, d2s32, 0);
+        dst0 += stride;
+        vst1_lane_s32((int32_t *)dst0, d2s32, 1);
+        dst0 += stride;
+        vst1_lane_s32((int32_t *)dst0, d4s32, 0);
+        dst0 += stride;
+        vst1_lane_s32((int32_t *)dst0, d4s32, 1);
+    }
+    return;
+}
diff --git a/vp8/common/arm/neon/iwalsh_neon.asm b/vp8/common/arm/neon/iwalsh_neon.asm
deleted file mode 100644
index e8ea2a6..0000000
--- a/vp8/common/arm/neon/iwalsh_neon.asm
+++ /dev/null
@@ -1,87 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-    EXPORT  |vp8_short_inv_walsh4x4_neon|
-
-    ARM
-    REQUIRE8
-    PRESERVE8
-
-    AREA    |.text|, CODE, READONLY  ; name this block of code
-
-;short vp8_short_inv_walsh4x4_neon(short *input, short *mb_dqcoeff)
-|vp8_short_inv_walsh4x4_neon| PROC
-
-    ; read in all four lines of values: d0->d3
-    vld1.i16 {q0-q1}, [r0@128]
-
-    ; first for loop
-    vadd.s16 d4, d0, d3 ;a = [0] + [12]
-    vadd.s16 d6, d1, d2 ;b = [4] + [8]
-    vsub.s16 d5, d0, d3 ;d = [0] - [12]
-    vsub.s16 d7, d1, d2 ;c = [4] - [8]
-
-    vadd.s16 q0, q2, q3 ; a+b d+c
-    vsub.s16 q1, q2, q3 ; a-b d-c
-
-    vtrn.32 d0, d2 ;d0:  0  1  8  9
-                   ;d2:  2  3 10 11
-    vtrn.32 d1, d3 ;d1:  4  5 12 13
-                   ;d3:  6  7 14 15
-
-    vtrn.16 d0, d1 ;d0:  0  4  8 12
-                   ;d1:  1  5  9 13
-    vtrn.16 d2, d3 ;d2:  2  6 10 14
-                   ;d3:  3  7 11 15
-
-    ; second for loop
-
-    vadd.s16 d4, d0, d3 ;a = [0] + [3]
-    vadd.s16 d6, d1, d2 ;b = [1] + [2]
-    vsub.s16 d5, d0, d3 ;d = [0] - [3]
-    vsub.s16 d7, d1, d2 ;c = [1] - [2]
-
-    vmov.i16 q8, #3
-
-    vadd.s16 q0, q2, q3 ; a+b d+c
-    vsub.s16 q1, q2, q3 ; a-b d-c
-
-    vadd.i16 q0, q0, q8 ;e/f += 3
-    vadd.i16 q1, q1, q8 ;g/h += 3
-
-    vshr.s16 q0, q0, #3 ;e/f >> 3
-    vshr.s16 q1, q1, #3 ;g/h >> 3
-
-    mov      r2, #64
-    add      r3, r1, #32
-
-    vst1.i16 d0[0], [r1],r2
-    vst1.i16 d1[0], [r3],r2
-    vst1.i16 d2[0], [r1],r2
-    vst1.i16 d3[0], [r3],r2
-
-    vst1.i16 d0[1], [r1],r2
-    vst1.i16 d1[1], [r3],r2
-    vst1.i16 d2[1], [r1],r2
-    vst1.i16 d3[1], [r3],r2
-
-    vst1.i16 d0[2], [r1],r2
-    vst1.i16 d1[2], [r3],r2
-    vst1.i16 d2[2], [r1],r2
-    vst1.i16 d3[2], [r3],r2
-
-    vst1.i16 d0[3], [r1],r2
-    vst1.i16 d1[3], [r3],r2
-    vst1.i16 d2[3], [r1]
-    vst1.i16 d3[3], [r3]
-
-    bx lr
-    ENDP    ; |vp8_short_inv_walsh4x4_neon|
-
-    END
diff --git a/vp8/common/arm/neon/iwalsh_neon.c b/vp8/common/arm/neon/iwalsh_neon.c
new file mode 100644
index 0000000..6ea9dd7
--- /dev/null
+++ b/vp8/common/arm/neon/iwalsh_neon.c
@@ -0,0 +1,102 @@
+/*
+ *  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 <arm_neon.h>
+
+void vp8_short_inv_walsh4x4_neon(
+        int16_t *input,
+        int16_t *mb_dqcoeff) {
+    int16x8_t q0s16, q1s16, q2s16, q3s16;
+    int16x4_t d4s16, d5s16, d6s16, d7s16;
+    int16x4x2_t v2tmp0, v2tmp1;
+    int32x2x2_t v2tmp2, v2tmp3;
+    int16x8_t qAdd3;
+
+    q0s16 = vld1q_s16(input);
+    q1s16 = vld1q_s16(input + 8);
+
+    // 1st for loop
+    d4s16 = vadd_s16(vget_low_s16(q0s16), vget_high_s16(q1s16));
+    d6s16 = vadd_s16(vget_high_s16(q0s16), vget_low_s16(q1s16));
+    d5s16 = vsub_s16(vget_low_s16(q0s16), vget_high_s16(q1s16));
+    d7s16 = vsub_s16(vget_high_s16(q0s16), vget_low_s16(q1s16));
+
+    q2s16 = vcombine_s16(d4s16, d5s16);
+    q3s16 = vcombine_s16(d6s16, d7s16);
+
+    q0s16 = vaddq_s16(q2s16, q3s16);
+    q1s16 = vsubq_s16(q2s16, q3s16);
+
+    v2tmp2 = vtrn_s32(vreinterpret_s32_s16(vget_low_s16(q0s16)),
+                      vreinterpret_s32_s16(vget_low_s16(q1s16)));
+    v2tmp3 = vtrn_s32(vreinterpret_s32_s16(vget_high_s16(q0s16)),
+                      vreinterpret_s32_s16(vget_high_s16(q1s16)));
+    v2tmp0 = vtrn_s16(vreinterpret_s16_s32(v2tmp2.val[0]),
+                      vreinterpret_s16_s32(v2tmp3.val[0]));
+    v2tmp1 = vtrn_s16(vreinterpret_s16_s32(v2tmp2.val[1]),
+                      vreinterpret_s16_s32(v2tmp3.val[1]));
+
+    // 2nd for loop
+    d4s16 = vadd_s16(v2tmp0.val[0], v2tmp1.val[1]);
+    d6s16 = vadd_s16(v2tmp0.val[1], v2tmp1.val[0]);
+    d5s16 = vsub_s16(v2tmp0.val[0], v2tmp1.val[1]);
+    d7s16 = vsub_s16(v2tmp0.val[1], v2tmp1.val[0]);
+    q2s16 = vcombine_s16(d4s16, d5s16);
+    q3s16 = vcombine_s16(d6s16, d7s16);
+
+    qAdd3 = vdupq_n_s16(3);
+
+    q0s16 = vaddq_s16(q2s16, q3s16);
+    q1s16 = vsubq_s16(q2s16, q3s16);
+
+    q0s16 = vaddq_s16(q0s16, qAdd3);
+    q1s16 = vaddq_s16(q1s16, qAdd3);
+
+    q0s16 = vshrq_n_s16(q0s16, 3);
+    q1s16 = vshrq_n_s16(q1s16, 3);
+
+    // store
+    vst1_lane_s16(mb_dqcoeff, vget_low_s16(q0s16),  0);
+    mb_dqcoeff += 16;
+    vst1_lane_s16(mb_dqcoeff, vget_high_s16(q0s16), 0);
+    mb_dqcoeff += 16;
+    vst1_lane_s16(mb_dqcoeff, vget_low_s16(q1s16),  0);
+    mb_dqcoeff += 16;
+    vst1_lane_s16(mb_dqcoeff, vget_high_s16(q1s16), 0);
+    mb_dqcoeff += 16;
+
+    vst1_lane_s16(mb_dqcoeff, vget_low_s16(q0s16),  1);
+    mb_dqcoeff += 16;
+    vst1_lane_s16(mb_dqcoeff, vget_high_s16(q0s16), 1);
+    mb_dqcoeff += 16;
+    vst1_lane_s16(mb_dqcoeff, vget_low_s16(q1s16),  1);
+    mb_dqcoeff += 16;
+    vst1_lane_s16(mb_dqcoeff, vget_high_s16(q1s16), 1);
+    mb_dqcoeff += 16;
+
+    vst1_lane_s16(mb_dqcoeff, vget_low_s16(q0s16),  2);
+    mb_dqcoeff += 16;
+    vst1_lane_s16(mb_dqcoeff, vget_high_s16(q0s16), 2);
+    mb_dqcoeff += 16;
+    vst1_lane_s16(mb_dqcoeff, vget_low_s16(q1s16),  2);
+    mb_dqcoeff += 16;
+    vst1_lane_s16(mb_dqcoeff, vget_high_s16(q1s16), 2);
+    mb_dqcoeff += 16;
+
+    vst1_lane_s16(mb_dqcoeff, vget_low_s16(q0s16),  3);
+    mb_dqcoeff += 16;
+    vst1_lane_s16(mb_dqcoeff, vget_high_s16(q0s16), 3);
+    mb_dqcoeff += 16;
+    vst1_lane_s16(mb_dqcoeff, vget_low_s16(q1s16),  3);
+    mb_dqcoeff += 16;
+    vst1_lane_s16(mb_dqcoeff, vget_high_s16(q1s16), 3);
+    mb_dqcoeff += 16;
+    return;
+}
diff --git a/vp8/common/arm/neon/loopfilter_neon.asm b/vp8/common/arm/neon/loopfilter_neon.asm
deleted file mode 100644
index c4f09c7..0000000
--- a/vp8/common/arm/neon/loopfilter_neon.asm
+++ /dev/null
@@ -1,409 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-
-
-    EXPORT  |vp8_loop_filter_horizontal_edge_y_neon|
-    EXPORT  |vp8_loop_filter_horizontal_edge_uv_neon|
-    EXPORT  |vp8_loop_filter_vertical_edge_y_neon|
-    EXPORT  |vp8_loop_filter_vertical_edge_uv_neon|
-    ARM
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-
-; r0    unsigned char *src
-; r1    int pitch
-; r2    unsigned char blimit
-; r3    unsigned char limit
-; sp    unsigned char thresh,
-|vp8_loop_filter_horizontal_edge_y_neon| PROC
-    push        {lr}
-    vpush       {d8-d15}
-
-    vdup.u8     q0, r2                     ; duplicate blimit
-    vdup.u8     q1, r3                     ; duplicate limit
-    sub         r2, r0, r1, lsl #2         ; move src pointer down by 4 lines
-    ldr         r3, [sp, #68]              ; load thresh
-    add         r12, r2, r1
-    add         r1, r1, r1
-
-    vdup.u8     q2, r3                     ; duplicate thresh
-
-    vld1.u8     {q3}, [r2@128], r1              ; p3
-    vld1.u8     {q4}, [r12@128], r1             ; p2
-    vld1.u8     {q5}, [r2@128], r1              ; p1
-    vld1.u8     {q6}, [r12@128], r1             ; p0
-    vld1.u8     {q7}, [r2@128], r1              ; q0
-    vld1.u8     {q8}, [r12@128], r1             ; q1
-    vld1.u8     {q9}, [r2@128]                  ; q2
-    vld1.u8     {q10}, [r12@128]                ; q3
-
-    sub         r2, r2, r1, lsl #1
-    sub         r12, r12, r1, lsl #1
-
-    bl          vp8_loop_filter_neon
-
-    vst1.u8     {q5}, [r2@128], r1              ; store op1
-    vst1.u8     {q6}, [r12@128], r1             ; store op0
-    vst1.u8     {q7}, [r2@128], r1              ; store oq0
-    vst1.u8     {q8}, [r12@128], r1             ; store oq1
-
-    vpop        {d8-d15}
-    pop         {pc}
-    ENDP        ; |vp8_loop_filter_horizontal_edge_y_neon|
-
-
-; r0    unsigned char *u,
-; r1    int pitch,
-; r2    unsigned char blimit
-; r3    unsigned char limit
-; sp    unsigned char thresh,
-; sp+4  unsigned char *v
-|vp8_loop_filter_horizontal_edge_uv_neon| PROC
-    push        {lr}
-    vpush       {d8-d15}
-
-    vdup.u8     q0, r2                      ; duplicate blimit
-    vdup.u8     q1, r3                      ; duplicate limit
-    ldr         r12, [sp, #68]              ; load thresh
-    ldr         r2, [sp, #72]               ; load v ptr
-    vdup.u8     q2, r12                     ; duplicate thresh
-
-    sub         r3, r0, r1, lsl #2          ; move u pointer down by 4 lines
-    sub         r12, r2, r1, lsl #2         ; move v pointer down by 4 lines
-
-    vld1.u8     {d6}, [r3@64], r1              ; p3
-    vld1.u8     {d7}, [r12@64], r1             ; p3
-    vld1.u8     {d8}, [r3@64], r1              ; p2
-    vld1.u8     {d9}, [r12@64], r1             ; p2
-    vld1.u8     {d10}, [r3@64], r1             ; p1
-    vld1.u8     {d11}, [r12@64], r1            ; p1
-    vld1.u8     {d12}, [r3@64], r1             ; p0
-    vld1.u8     {d13}, [r12@64], r1            ; p0
-    vld1.u8     {d14}, [r3@64], r1             ; q0
-    vld1.u8     {d15}, [r12@64], r1            ; q0
-    vld1.u8     {d16}, [r3@64], r1             ; q1
-    vld1.u8     {d17}, [r12@64], r1            ; q1
-    vld1.u8     {d18}, [r3@64], r1             ; q2
-    vld1.u8     {d19}, [r12@64], r1            ; q2
-    vld1.u8     {d20}, [r3@64]                 ; q3
-    vld1.u8     {d21}, [r12@64]                ; q3
-
-    bl          vp8_loop_filter_neon
-
-    sub         r0, r0, r1, lsl #1
-    sub         r2, r2, r1, lsl #1
-
-    vst1.u8     {d10}, [r0@64], r1             ; store u op1
-    vst1.u8     {d11}, [r2@64], r1             ; store v op1
-    vst1.u8     {d12}, [r0@64], r1             ; store u op0
-    vst1.u8     {d13}, [r2@64], r1             ; store v op0
-    vst1.u8     {d14}, [r0@64], r1             ; store u oq0
-    vst1.u8     {d15}, [r2@64], r1             ; store v oq0
-    vst1.u8     {d16}, [r0@64]                 ; store u oq1
-    vst1.u8     {d17}, [r2@64]                 ; store v oq1
-
-    vpop        {d8-d15}
-    pop         {pc}
-    ENDP        ; |vp8_loop_filter_horizontal_edge_uv_neon|
-
-; void vp8_loop_filter_vertical_edge_y_neon(unsigned char *src, int pitch,
-;                                           const signed char *flimit,
-;                                           const signed char *limit,
-;                                           const signed char *thresh,
-;                                           int count)
-; r0    unsigned char *src
-; r1    int pitch
-; r2    unsigned char blimit
-; r3    unsigned char limit
-; sp    unsigned char thresh,
-
-|vp8_loop_filter_vertical_edge_y_neon| PROC
-    push        {lr}
-    vpush       {d8-d15}
-
-    vdup.u8     q0, r2                     ; duplicate blimit
-    vdup.u8     q1, r3                     ; duplicate limit
-    sub         r2, r0, #4                 ; src ptr down by 4 columns
-    add         r1, r1, r1
-    ldr         r3, [sp, #68]              ; load thresh
-    add         r12, r2, r1, asr #1
-
-    vld1.u8     {d6}, [r2], r1
-    vld1.u8     {d8}, [r12], r1
-    vld1.u8     {d10}, [r2], r1
-    vld1.u8     {d12}, [r12], r1
-    vld1.u8     {d14}, [r2], r1
-    vld1.u8     {d16}, [r12], r1
-    vld1.u8     {d18}, [r2], r1
-    vld1.u8     {d20}, [r12], r1
-
-    vld1.u8     {d7}, [r2], r1              ; load second 8-line src data
-    vld1.u8     {d9}, [r12], r1
-    vld1.u8     {d11}, [r2], r1
-    vld1.u8     {d13}, [r12], r1
-    vld1.u8     {d15}, [r2], r1
-    vld1.u8     {d17}, [r12], r1
-    vld1.u8     {d19}, [r2]
-    vld1.u8     {d21}, [r12]
-
-    ;transpose to 8x16 matrix
-    vtrn.32     q3, q7
-    vtrn.32     q4, q8
-    vtrn.32     q5, q9
-    vtrn.32     q6, q10
-
-    vdup.u8     q2, r3                     ; duplicate thresh
-
-    vtrn.16     q3, q5
-    vtrn.16     q4, q6
-    vtrn.16     q7, q9
-    vtrn.16     q8, q10
-
-    vtrn.8      q3, q4
-    vtrn.8      q5, q6
-    vtrn.8      q7, q8
-    vtrn.8      q9, q10
-
-    bl          vp8_loop_filter_neon
-
-    vswp        d12, d11
-    vswp        d16, d13
-
-    sub         r0, r0, #2                 ; dst ptr
-
-    vswp        d14, d12
-    vswp        d16, d15
-
-    add         r12, r0, r1, asr #1
-
-    ;store op1, op0, oq0, oq1
-    vst4.8      {d10[0], d11[0], d12[0], d13[0]}, [r0], r1
-    vst4.8      {d10[1], d11[1], d12[1], d13[1]}, [r12], r1
-    vst4.8      {d10[2], d11[2], d12[2], d13[2]}, [r0], r1
-    vst4.8      {d10[3], d11[3], d12[3], d13[3]}, [r12], r1
-    vst4.8      {d10[4], d11[4], d12[4], d13[4]}, [r0], r1
-    vst4.8      {d10[5], d11[5], d12[5], d13[5]}, [r12], r1
-    vst4.8      {d10[6], d11[6], d12[6], d13[6]}, [r0], r1
-    vst4.8      {d10[7], d11[7], d12[7], d13[7]}, [r12], r1
-
-    vst4.8      {d14[0], d15[0], d16[0], d17[0]}, [r0], r1
-    vst4.8      {d14[1], d15[1], d16[1], d17[1]}, [r12], r1
-    vst4.8      {d14[2], d15[2], d16[2], d17[2]}, [r0], r1
-    vst4.8      {d14[3], d15[3], d16[3], d17[3]}, [r12], r1
-    vst4.8      {d14[4], d15[4], d16[4], d17[4]}, [r0], r1
-    vst4.8      {d14[5], d15[5], d16[5], d17[5]}, [r12], r1
-    vst4.8      {d14[6], d15[6], d16[6], d17[6]}, [r0]
-    vst4.8      {d14[7], d15[7], d16[7], d17[7]}, [r12]
-
-    vpop        {d8-d15}
-    pop         {pc}
-    ENDP        ; |vp8_loop_filter_vertical_edge_y_neon|
-
-; void vp8_loop_filter_vertical_edge_uv_neon(unsigned char *u, int pitch
-;                                            const signed char *flimit,
-;                                            const signed char *limit,
-;                                            const signed char *thresh,
-;                                            unsigned char *v)
-; r0    unsigned char *u,
-; r1    int pitch,
-; r2    unsigned char blimit
-; r3    unsigned char limit
-; sp    unsigned char thresh,
-; sp+4  unsigned char *v
-|vp8_loop_filter_vertical_edge_uv_neon| PROC
-    push        {lr}
-    vpush       {d8-d15}
-
-    vdup.u8     q0, r2                      ; duplicate blimit
-    sub         r12, r0, #4                 ; move u pointer down by 4 columns
-    ldr         r2, [sp, #72]               ; load v ptr
-    vdup.u8     q1, r3                      ; duplicate limit
-    sub         r3, r2, #4                  ; move v pointer down by 4 columns
-
-    vld1.u8     {d6}, [r12], r1             ;load u data
-    vld1.u8     {d7}, [r3], r1              ;load v data
-    vld1.u8     {d8}, [r12], r1
-    vld1.u8     {d9}, [r3], r1
-    vld1.u8     {d10}, [r12], r1
-    vld1.u8     {d11}, [r3], r1
-    vld1.u8     {d12}, [r12], r1
-    vld1.u8     {d13}, [r3], r1
-    vld1.u8     {d14}, [r12], r1
-    vld1.u8     {d15}, [r3], r1
-    vld1.u8     {d16}, [r12], r1
-    vld1.u8     {d17}, [r3], r1
-    vld1.u8     {d18}, [r12], r1
-    vld1.u8     {d19}, [r3], r1
-    vld1.u8     {d20}, [r12]
-    vld1.u8     {d21}, [r3]
-
-    ldr        r12, [sp, #68]              ; load thresh
-
-    ;transpose to 8x16 matrix
-    vtrn.32     q3, q7
-    vtrn.32     q4, q8
-    vtrn.32     q5, q9
-    vtrn.32     q6, q10
-
-    vdup.u8     q2, r12                     ; duplicate thresh
-
-    vtrn.16     q3, q5
-    vtrn.16     q4, q6
-    vtrn.16     q7, q9
-    vtrn.16     q8, q10
-
-    vtrn.8      q3, q4
-    vtrn.8      q5, q6
-    vtrn.8      q7, q8
-    vtrn.8      q9, q10
-
-    bl          vp8_loop_filter_neon
-
-    vswp        d12, d11
-    vswp        d16, d13
-    vswp        d14, d12
-    vswp        d16, d15
-
-    sub         r0, r0, #2
-    sub         r2, r2, #2
-
-    ;store op1, op0, oq0, oq1
-    vst4.8      {d10[0], d11[0], d12[0], d13[0]}, [r0], r1
-    vst4.8      {d14[0], d15[0], d16[0], d17[0]}, [r2], r1
-    vst4.8      {d10[1], d11[1], d12[1], d13[1]}, [r0], r1
-    vst4.8      {d14[1], d15[1], d16[1], d17[1]}, [r2], r1
-    vst4.8      {d10[2], d11[2], d12[2], d13[2]}, [r0], r1
-    vst4.8      {d14[2], d15[2], d16[2], d17[2]}, [r2], r1
-    vst4.8      {d10[3], d11[3], d12[3], d13[3]}, [r0], r1
-    vst4.8      {d14[3], d15[3], d16[3], d17[3]}, [r2], r1
-    vst4.8      {d10[4], d11[4], d12[4], d13[4]}, [r0], r1
-    vst4.8      {d14[4], d15[4], d16[4], d17[4]}, [r2], r1
-    vst4.8      {d10[5], d11[5], d12[5], d13[5]}, [r0], r1
-    vst4.8      {d14[5], d15[5], d16[5], d17[5]}, [r2], r1
-    vst4.8      {d10[6], d11[6], d12[6], d13[6]}, [r0], r1
-    vst4.8      {d14[6], d15[6], d16[6], d17[6]}, [r2], r1
-    vst4.8      {d10[7], d11[7], d12[7], d13[7]}, [r0]
-    vst4.8      {d14[7], d15[7], d16[7], d17[7]}, [r2]
-
-    vpop        {d8-d15}
-    pop         {pc}
-    ENDP        ; |vp8_loop_filter_vertical_edge_uv_neon|
-
-; void vp8_loop_filter_neon();
-; This is a helper function for the loopfilters. The invidual functions do the
-; necessary load, transpose (if necessary) and store.
-
-; r0-r3 PRESERVE
-; q0    flimit
-; q1    limit
-; q2    thresh
-; q3    p3
-; q4    p2
-; q5    p1
-; q6    p0
-; q7    q0
-; q8    q1
-; q9    q2
-; q10   q3
-|vp8_loop_filter_neon| PROC
-
-    ; vp8_filter_mask
-    vabd.u8     q11, q3, q4                 ; abs(p3 - p2)
-    vabd.u8     q12, q4, q5                 ; abs(p2 - p1)
-    vabd.u8     q13, q5, q6                 ; abs(p1 - p0)
-    vabd.u8     q14, q8, q7                 ; abs(q1 - q0)
-    vabd.u8     q3, q9, q8                  ; abs(q2 - q1)
-    vabd.u8     q4, q10, q9                 ; abs(q3 - q2)
-
-    vmax.u8     q11, q11, q12
-    vmax.u8     q12, q13, q14
-    vmax.u8     q3, q3, q4
-    vmax.u8     q15, q11, q12
-
-    vabd.u8     q9, q6, q7                  ; abs(p0 - q0)
-
-    ; vp8_hevmask
-    vcgt.u8     q13, q13, q2                ; (abs(p1 - p0) > thresh)*-1
-    vcgt.u8     q14, q14, q2                ; (abs(q1 - q0) > thresh)*-1
-    vmax.u8     q15, q15, q3
-
-    vmov.u8     q10, #0x80                   ; 0x80
-
-    vabd.u8     q2, q5, q8                  ; a = abs(p1 - q1)
-    vqadd.u8    q9, q9, q9                  ; b = abs(p0 - q0) * 2
-
-    vcge.u8     q15, q1, q15
-
-    ; vp8_filter() function
-    ; convert to signed
-    veor        q7, q7, q10                 ; qs0
-    vshr.u8     q2, q2, #1                  ; a = a / 2
-    veor        q6, q6, q10                 ; ps0
-
-    veor        q5, q5, q10                 ; ps1
-    vqadd.u8    q9, q9, q2                  ; a = b + a
-
-    veor        q8, q8, q10                 ; qs1
-
-    vmov.u8     q10, #3                     ; #3
-
-    vsubl.s8    q2, d14, d12                ; ( qs0 - ps0)
-    vsubl.s8    q11, d15, d13
-
-    vcge.u8     q9, q0, q9                  ; (a > flimit * 2 + limit) * -1
-
-    vmovl.u8    q4, d20
-
-    vqsub.s8    q1, q5, q8                  ; vp8_filter = clamp(ps1-qs1)
-    vorr        q14, q13, q14               ; vp8_hevmask
-
-    vmul.i16    q2, q2, q4                  ; 3 * ( qs0 - ps0)
-    vmul.i16    q11, q11, q4
-
-    vand        q1, q1, q14                 ; vp8_filter &= hev
-    vand        q15, q15, q9                ; vp8_filter_mask
-
-    vaddw.s8    q2, q2, d2
-    vaddw.s8    q11, q11, d3
-
-    vmov.u8     q9, #4                      ; #4
-
-    ; vp8_filter = clamp(vp8_filter + 3 * ( qs0 - ps0))
-    vqmovn.s16  d2, q2
-    vqmovn.s16  d3, q11
-    vand        q1, q1, q15                 ; vp8_filter &= mask
-
-    vqadd.s8    q2, q1, q10                 ; Filter2 = clamp(vp8_filter+3)
-    vqadd.s8    q1, q1, q9                  ; Filter1 = clamp(vp8_filter+4)
-    vshr.s8     q2, q2, #3                  ; Filter2 >>= 3
-    vshr.s8     q1, q1, #3                  ; Filter1 >>= 3
-
-
-    vqadd.s8    q11, q6, q2                 ; u = clamp(ps0 + Filter2)
-    vqsub.s8    q10, q7, q1                 ; u = clamp(qs0 - Filter1)
-
-    ; outer tap adjustments: ++vp8_filter >> 1
-    vrshr.s8    q1, q1, #1
-    vbic        q1, q1, q14                 ; vp8_filter &= ~hev
-    vmov.u8     q0, #0x80                   ; 0x80
-    vqadd.s8    q13, q5, q1                 ; u = clamp(ps1 + vp8_filter)
-    vqsub.s8    q12, q8, q1                 ; u = clamp(qs1 - vp8_filter)
-
-    veor        q6, q11, q0                 ; *op0 = u^0x80
-    veor        q7, q10, q0                 ; *oq0 = u^0x80
-    veor        q5, q13, q0                 ; *op1 = u^0x80
-    veor        q8, q12, q0                 ; *oq1 = u^0x80
-
-    bx          lr
-    ENDP        ; |vp8_loop_filter_horizontal_edge_y_neon|
-
-;-----------------
-
-    END
diff --git a/vp8/common/arm/neon/loopfilter_neon.c b/vp8/common/arm/neon/loopfilter_neon.c
new file mode 100644
index 0000000..be77e67
--- /dev/null
+++ b/vp8/common/arm/neon/loopfilter_neon.c
@@ -0,0 +1,539 @@
+/*
+ *  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 <arm_neon.h>
+#include "./vpx_config.h"
+
+static INLINE void vp8_loop_filter_neon(
+        uint8x16_t qblimit,  // flimit
+        uint8x16_t qlimit,   // limit
+        uint8x16_t qthresh,  // thresh
+        uint8x16_t q3,       // p3
+        uint8x16_t q4,       // p2
+        uint8x16_t q5,       // p1
+        uint8x16_t q6,       // p0
+        uint8x16_t q7,       // q0
+        uint8x16_t q8,       // q1
+        uint8x16_t q9,       // q2
+        uint8x16_t q10,      // q3
+        uint8x16_t *q5r,     // p1
+        uint8x16_t *q6r,     // p0
+        uint8x16_t *q7r,     // q0
+        uint8x16_t *q8r) {   // q1
+    uint8x16_t q0u8, q1u8, q2u8, q11u8, q12u8, q13u8, q14u8, q15u8;
+    int16x8_t q2s16, q11s16;
+    uint16x8_t q4u16;
+    int8x16_t q1s8, q2s8, q10s8, q11s8, q12s8, q13s8;
+    int8x8_t d2s8, d3s8;
+
+    q11u8 = vabdq_u8(q3, q4);
+    q12u8 = vabdq_u8(q4, q5);
+    q13u8 = vabdq_u8(q5, q6);
+    q14u8 = vabdq_u8(q8, q7);
+    q3    = vabdq_u8(q9, q8);
+    q4    = vabdq_u8(q10, q9);
+
+    q11u8 = vmaxq_u8(q11u8, q12u8);
+    q12u8 = vmaxq_u8(q13u8, q14u8);
+    q3    = vmaxq_u8(q3, q4);
+    q15u8 = vmaxq_u8(q11u8, q12u8);
+
+    q9 = vabdq_u8(q6, q7);
+
+    // vp8_hevmask
+    q13u8 = vcgtq_u8(q13u8, qthresh);
+    q14u8 = vcgtq_u8(q14u8, qthresh);
+    q15u8 = vmaxq_u8(q15u8, q3);
+
+    q2u8 = vabdq_u8(q5, q8);
+    q9 = vqaddq_u8(q9, q9);
+
+    q15u8 = vcgeq_u8(qlimit, q15u8);
+
+    // vp8_filter() function
+    // convert to signed
+    q10 = vdupq_n_u8(0x80);
+    q8 = veorq_u8(q8, q10);
+    q7 = veorq_u8(q7, q10);
+    q6 = veorq_u8(q6, q10);
+    q5 = veorq_u8(q5, q10);
+
+    q2u8 = vshrq_n_u8(q2u8, 1);
+    q9 = vqaddq_u8(q9, q2u8);
+
+    q10 = vdupq_n_u8(3);
+
+    q2s16 = vsubl_s8(vget_low_s8(vreinterpretq_s8_u8(q7)),
+                     vget_low_s8(vreinterpretq_s8_u8(q6)));
+    q11s16 = vsubl_s8(vget_high_s8(vreinterpretq_s8_u8(q7)),
+                      vget_high_s8(vreinterpretq_s8_u8(q6)));
+
+    q9 = vcgeq_u8(qblimit, q9);
+
+    q1s8 = vqsubq_s8(vreinterpretq_s8_u8(q5),
+                    vreinterpretq_s8_u8(q8));
+
+    q14u8 = vorrq_u8(q13u8, q14u8);
+
+    q4u16 = vmovl_u8(vget_low_u8(q10));
+    q2s16 = vmulq_s16(q2s16, vreinterpretq_s16_u16(q4u16));
+    q11s16 = vmulq_s16(q11s16, vreinterpretq_s16_u16(q4u16));
+
+    q1u8 = vandq_u8(vreinterpretq_u8_s8(q1s8), q14u8);
+    q15u8 = vandq_u8(q15u8, q9);
+
+    q1s8 = vreinterpretq_s8_u8(q1u8);
+    q2s16 = vaddw_s8(q2s16, vget_low_s8(q1s8));
+    q11s16 = vaddw_s8(q11s16, vget_high_s8(q1s8));
+
+    q9 = vdupq_n_u8(4);
+    // vp8_filter = clamp(vp8_filter + 3 * ( qs0 - ps0))
+    d2s8 = vqmovn_s16(q2s16);
+    d3s8 = vqmovn_s16(q11s16);
+    q1s8 = vcombine_s8(d2s8, d3s8);
+    q1u8 = vandq_u8(vreinterpretq_u8_s8(q1s8), q15u8);
+    q1s8 = vreinterpretq_s8_u8(q1u8);
+
+    q2s8 = vqaddq_s8(q1s8, vreinterpretq_s8_u8(q10));
+    q1s8 = vqaddq_s8(q1s8, vreinterpretq_s8_u8(q9));
+    q2s8 = vshrq_n_s8(q2s8, 3);
+    q1s8 = vshrq_n_s8(q1s8, 3);
+
+    q11s8 = vqaddq_s8(vreinterpretq_s8_u8(q6), q2s8);
+    q10s8 = vqsubq_s8(vreinterpretq_s8_u8(q7), q1s8);
+
+    q1s8 = vrshrq_n_s8(q1s8, 1);
+    q1s8 = vbicq_s8(q1s8, vreinterpretq_s8_u8(q14u8));
+
+    q13s8 = vqaddq_s8(vreinterpretq_s8_u8(q5), q1s8);
+    q12s8 = vqsubq_s8(vreinterpretq_s8_u8(q8), q1s8);
+
+    q0u8 = vdupq_n_u8(0x80);
+    *q8r = veorq_u8(vreinterpretq_u8_s8(q12s8), q0u8);
+    *q7r = veorq_u8(vreinterpretq_u8_s8(q10s8), q0u8);
+    *q6r = veorq_u8(vreinterpretq_u8_s8(q11s8), q0u8);
+    *q5r = veorq_u8(vreinterpretq_u8_s8(q13s8), q0u8);
+    return;
+}
+
+void vp8_loop_filter_horizontal_edge_y_neon(
+        unsigned char *src,
+        int pitch,
+        unsigned char blimit,
+        unsigned char limit,
+        unsigned char thresh) {
+    uint8x16_t qblimit, qlimit, qthresh, q3, q4;
+    uint8x16_t q5, q6, q7, q8, q9, q10;
+
+    qblimit = vdupq_n_u8(blimit);
+    qlimit  = vdupq_n_u8(limit);
+    qthresh = vdupq_n_u8(thresh);
+    src -= (pitch << 2);
+
+    q3 = vld1q_u8(src);
+    src += pitch;
+    q4 = vld1q_u8(src);
+    src += pitch;
+    q5 = vld1q_u8(src);
+    src += pitch;
+    q6 = vld1q_u8(src);
+    src += pitch;
+    q7 = vld1q_u8(src);
+    src += pitch;
+    q8 = vld1q_u8(src);
+    src += pitch;
+    q9 = vld1q_u8(src);
+    src += pitch;
+    q10 = vld1q_u8(src);
+
+    vp8_loop_filter_neon(qblimit, qlimit, qthresh, q3, q4,
+                         q5, q6, q7, q8, q9, q10,
+                         &q5, &q6, &q7, &q8);
+
+    src -= (pitch * 5);
+    vst1q_u8(src, q5);
+    src += pitch;
+    vst1q_u8(src, q6);
+    src += pitch;
+    vst1q_u8(src, q7);
+    src += pitch;
+    vst1q_u8(src, q8);
+    return;
+}
+
+void vp8_loop_filter_horizontal_edge_uv_neon(
+        unsigned char *u,
+        int pitch,
+        unsigned char blimit,
+        unsigned char limit,
+        unsigned char thresh,
+        unsigned char *v) {
+    uint8x16_t qblimit, qlimit, qthresh, q3, q4;
+    uint8x16_t q5, q6, q7, q8, q9, q10;
+    uint8x8_t d6, d7, d8, d9, d10, d11, d12, d13, d14;
+    uint8x8_t d15, d16, d17, d18, d19, d20, d21;
+
+    qblimit = vdupq_n_u8(blimit);
+    qlimit  = vdupq_n_u8(limit);
+    qthresh = vdupq_n_u8(thresh);
+
+    u -= (pitch << 2);
+    v -= (pitch << 2);
+
+    d6  = vld1_u8(u);
+    u += pitch;
+    d7  = vld1_u8(v);
+    v += pitch;
+    d8  = vld1_u8(u);
+    u += pitch;
+    d9  = vld1_u8(v);
+    v += pitch;
+    d10 = vld1_u8(u);
+    u += pitch;
+    d11 = vld1_u8(v);
+    v += pitch;
+    d12 = vld1_u8(u);
+    u += pitch;
+    d13 = vld1_u8(v);
+    v += pitch;
+    d14 = vld1_u8(u);
+    u += pitch;
+    d15 = vld1_u8(v);
+    v += pitch;
+    d16 = vld1_u8(u);
+    u += pitch;
+    d17 = vld1_u8(v);
+    v += pitch;
+    d18 = vld1_u8(u);
+    u += pitch;
+    d19 = vld1_u8(v);
+    v += pitch;
+    d20 = vld1_u8(u);
+    d21 = vld1_u8(v);
+
+    q3 = vcombine_u8(d6, d7);
+    q4 = vcombine_u8(d8, d9);
+    q5 = vcombine_u8(d10, d11);
+    q6 = vcombine_u8(d12, d13);
+    q7 = vcombine_u8(d14, d15);
+    q8 = vcombine_u8(d16, d17);
+    q9 = vcombine_u8(d18, d19);
+    q10 = vcombine_u8(d20, d21);
+
+    vp8_loop_filter_neon(qblimit, qlimit, qthresh, q3, q4,
+                         q5, q6, q7, q8, q9, q10,
+                         &q5, &q6, &q7, &q8);
+
+    u -= (pitch * 5);
+    vst1_u8(u, vget_low_u8(q5));
+    u += pitch;
+    vst1_u8(u, vget_low_u8(q6));
+    u += pitch;
+    vst1_u8(u, vget_low_u8(q7));
+    u += pitch;
+    vst1_u8(u, vget_low_u8(q8));
+
+    v -= (pitch * 5);
+    vst1_u8(v, vget_high_u8(q5));
+    v += pitch;
+    vst1_u8(v, vget_high_u8(q6));
+    v += pitch;
+    vst1_u8(v, vget_high_u8(q7));
+    v += pitch;
+    vst1_u8(v, vget_high_u8(q8));
+    return;
+}
+
+void vp8_loop_filter_vertical_edge_y_neon(
+        unsigned char *src,
+        int pitch,
+        unsigned char blimit,
+        unsigned char limit,
+        unsigned char thresh) {
+    unsigned char *s, *d;
+    uint8x16_t qblimit, qlimit, qthresh, q3, q4;
+    uint8x16_t q5, q6, q7, q8, q9, q10;
+    uint8x8_t d6, d7, d8, d9, d10, d11, d12, d13, d14;
+    uint8x8_t d15, d16, d17, d18, d19, d20, d21;
+    uint32x4x2_t q2tmp0, q2tmp1, q2tmp2, q2tmp3;
+    uint16x8x2_t q2tmp4, q2tmp5, q2tmp6, q2tmp7;
+    uint8x16x2_t q2tmp8, q2tmp9, q2tmp10, q2tmp11;
+    uint8x8x4_t q4ResultH, q4ResultL;
+
+    qblimit = vdupq_n_u8(blimit);
+    qlimit  = vdupq_n_u8(limit);
+    qthresh = vdupq_n_u8(thresh);
+
+    s = src - 4;
+    d6  = vld1_u8(s);
+    s += pitch;
+    d8  = vld1_u8(s);
+    s += pitch;
+    d10 = vld1_u8(s);
+    s += pitch;
+    d12 = vld1_u8(s);
+    s += pitch;
+    d14 = vld1_u8(s);
+    s += pitch;
+    d16 = vld1_u8(s);
+    s += pitch;
+    d18 = vld1_u8(s);
+    s += pitch;
+    d20 = vld1_u8(s);
+    s += pitch;
+    d7  = vld1_u8(s);
+    s += pitch;
+    d9  = vld1_u8(s);
+    s += pitch;
+    d11 = vld1_u8(s);
+    s += pitch;
+    d13 = vld1_u8(s);
+    s += pitch;
+    d15 = vld1_u8(s);
+    s += pitch;
+    d17 = vld1_u8(s);
+    s += pitch;
+    d19 = vld1_u8(s);
+    s += pitch;
+    d21 = vld1_u8(s);
+
+    q3 = vcombine_u8(d6, d7);
+    q4 = vcombine_u8(d8, d9);
+    q5 = vcombine_u8(d10, d11);
+    q6 = vcombine_u8(d12, d13);
+    q7 = vcombine_u8(d14, d15);
+    q8 = vcombine_u8(d16, d17);
+    q9 = vcombine_u8(d18, d19);
+    q10 = vcombine_u8(d20, d21);
+
+    q2tmp0 = vtrnq_u32(vreinterpretq_u32_u8(q3), vreinterpretq_u32_u8(q7));
+    q2tmp1 = vtrnq_u32(vreinterpretq_u32_u8(q4), vreinterpretq_u32_u8(q8));
+    q2tmp2 = vtrnq_u32(vreinterpretq_u32_u8(q5), vreinterpretq_u32_u8(q9));
+    q2tmp3 = vtrnq_u32(vreinterpretq_u32_u8(q6), vreinterpretq_u32_u8(q10));
+
+    q2tmp4 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[0]),
+                       vreinterpretq_u16_u32(q2tmp2.val[0]));
+    q2tmp5 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[0]),
+                       vreinterpretq_u16_u32(q2tmp3.val[0]));
+    q2tmp6 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[1]),
+                       vreinterpretq_u16_u32(q2tmp2.val[1]));
+    q2tmp7 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[1]),
+                       vreinterpretq_u16_u32(q2tmp3.val[1]));
+
+    q2tmp8  = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[0]),
+                       vreinterpretq_u8_u16(q2tmp5.val[0]));
+    q2tmp9  = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[1]),
+                       vreinterpretq_u8_u16(q2tmp5.val[1]));
+    q2tmp10 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[0]),
+                       vreinterpretq_u8_u16(q2tmp7.val[0]));
+    q2tmp11 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[1]),
+                       vreinterpretq_u8_u16(q2tmp7.val[1]));
+
+    q3 = q2tmp8.val[0];
+    q4 = q2tmp8.val[1];
+    q5 = q2tmp9.val[0];
+    q6 = q2tmp9.val[1];
+    q7 = q2tmp10.val[0];
+    q8 = q2tmp10.val[1];
+    q9 = q2tmp11.val[0];
+    q10 = q2tmp11.val[1];
+
+    vp8_loop_filter_neon(qblimit, qlimit, qthresh, q3, q4,
+                         q5, q6, q7, q8, q9, q10,
+                         &q5, &q6, &q7, &q8);
+
+    q4ResultL.val[0] = vget_low_u8(q5);   // d10
+    q4ResultL.val[1] = vget_low_u8(q6);   // d12
+    q4ResultL.val[2] = vget_low_u8(q7);   // d14
+    q4ResultL.val[3] = vget_low_u8(q8);   // d16
+    q4ResultH.val[0] = vget_high_u8(q5);  // d11
+    q4ResultH.val[1] = vget_high_u8(q6);  // d13
+    q4ResultH.val[2] = vget_high_u8(q7);  // d15
+    q4ResultH.val[3] = vget_high_u8(q8);  // d17
+
+    d = src - 2;
+    vst4_lane_u8(d, q4ResultL, 0);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultL, 1);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultL, 2);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultL, 3);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultL, 4);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultL, 5);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultL, 6);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultL, 7);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultH, 0);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultH, 1);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultH, 2);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultH, 3);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultH, 4);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultH, 5);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultH, 6);
+    d += pitch;
+    vst4_lane_u8(d, q4ResultH, 7);
+    return;
+}
+
+void vp8_loop_filter_vertical_edge_uv_neon(
+        unsigned char *u,
+        int pitch,
+        unsigned char blimit,
+        unsigned char limit,
+        unsigned char thresh,
+        unsigned char *v) {
+    unsigned char *us, *ud;
+    unsigned char *vs, *vd;
+    uint8x16_t qblimit, qlimit, qthresh, q3, q4;
+    uint8x16_t q5, q6, q7, q8, q9, q10;
+    uint8x8_t d6, d7, d8, d9, d10, d11, d12, d13, d14;
+    uint8x8_t d15, d16, d17, d18, d19, d20, d21;
+    uint32x4x2_t q2tmp0, q2tmp1, q2tmp2, q2tmp3;
+    uint16x8x2_t q2tmp4, q2tmp5, q2tmp6, q2tmp7;
+    uint8x16x2_t q2tmp8, q2tmp9, q2tmp10, q2tmp11;
+    uint8x8x4_t q4ResultH, q4ResultL;
+
+    qblimit = vdupq_n_u8(blimit);
+    qlimit  = vdupq_n_u8(limit);
+    qthresh = vdupq_n_u8(thresh);
+
+    us = u - 4;
+    d6 = vld1_u8(us);
+    us += pitch;
+    d8 = vld1_u8(us);
+    us += pitch;
+    d10 = vld1_u8(us);
+    us += pitch;
+    d12 = vld1_u8(us);
+    us += pitch;
+    d14 = vld1_u8(us);
+    us += pitch;
+    d16 = vld1_u8(us);
+    us += pitch;
+    d18 = vld1_u8(us);
+    us += pitch;
+    d20 = vld1_u8(us);
+
+    vs = v - 4;
+    d7 = vld1_u8(vs);
+    vs += pitch;
+    d9 = vld1_u8(vs);
+    vs += pitch;
+    d11 = vld1_u8(vs);
+    vs += pitch;
+    d13 = vld1_u8(vs);
+    vs += pitch;
+    d15 = vld1_u8(vs);
+    vs += pitch;
+    d17 = vld1_u8(vs);
+    vs += pitch;
+    d19 = vld1_u8(vs);
+    vs += pitch;
+    d21 = vld1_u8(vs);
+
+    q3 = vcombine_u8(d6, d7);
+    q4 = vcombine_u8(d8, d9);
+    q5 = vcombine_u8(d10, d11);
+    q6 = vcombine_u8(d12, d13);
+    q7 = vcombine_u8(d14, d15);
+    q8 = vcombine_u8(d16, d17);
+    q9 = vcombine_u8(d18, d19);
+    q10 = vcombine_u8(d20, d21);
+
+    q2tmp0 = vtrnq_u32(vreinterpretq_u32_u8(q3), vreinterpretq_u32_u8(q7));
+    q2tmp1 = vtrnq_u32(vreinterpretq_u32_u8(q4), vreinterpretq_u32_u8(q8));
+    q2tmp2 = vtrnq_u32(vreinterpretq_u32_u8(q5), vreinterpretq_u32_u8(q9));
+    q2tmp3 = vtrnq_u32(vreinterpretq_u32_u8(q6), vreinterpretq_u32_u8(q10));
+
+    q2tmp4 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[0]),
+                       vreinterpretq_u16_u32(q2tmp2.val[0]));
+    q2tmp5 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[0]),
+                       vreinterpretq_u16_u32(q2tmp3.val[0]));
+    q2tmp6 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[1]),
+                       vreinterpretq_u16_u32(q2tmp2.val[1]));
+    q2tmp7 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[1]),
+                       vreinterpretq_u16_u32(q2tmp3.val[1]));
+
+    q2tmp8  = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[0]),
+                       vreinterpretq_u8_u16(q2tmp5.val[0]));
+    q2tmp9  = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[1]),
+                       vreinterpretq_u8_u16(q2tmp5.val[1]));
+    q2tmp10 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[0]),
+                       vreinterpretq_u8_u16(q2tmp7.val[0]));
+    q2tmp11 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[1]),
+                       vreinterpretq_u8_u16(q2tmp7.val[1]));
+
+    q3 = q2tmp8.val[0];
+    q4 = q2tmp8.val[1];
+    q5 = q2tmp9.val[0];
+    q6 = q2tmp9.val[1];
+    q7 = q2tmp10.val[0];
+    q8 = q2tmp10.val[1];
+    q9 = q2tmp11.val[0];
+    q10 = q2tmp11.val[1];
+
+    vp8_loop_filter_neon(qblimit, qlimit, qthresh, q3, q4,
+                         q5, q6, q7, q8, q9, q10,
+                         &q5, &q6, &q7, &q8);
+
+    q4ResultL.val[0] = vget_low_u8(q5);   // d10
+    q4ResultL.val[1] = vget_low_u8(q6);   // d12
+    q4ResultL.val[2] = vget_low_u8(q7);   // d14
+    q4ResultL.val[3] = vget_low_u8(q8);   // d16
+    ud = u - 2;
+    vst4_lane_u8(ud, q4ResultL, 0);
+    ud += pitch;
+    vst4_lane_u8(ud, q4ResultL, 1);
+    ud += pitch;
+    vst4_lane_u8(ud, q4ResultL, 2);
+    ud += pitch;
+    vst4_lane_u8(ud, q4ResultL, 3);
+    ud += pitch;
+    vst4_lane_u8(ud, q4ResultL, 4);
+    ud += pitch;
+    vst4_lane_u8(ud, q4ResultL, 5);
+    ud += pitch;
+    vst4_lane_u8(ud, q4ResultL, 6);
+    ud += pitch;
+    vst4_lane_u8(ud, q4ResultL, 7);
+
+    q4ResultH.val[0] = vget_high_u8(q5);  // d11
+    q4ResultH.val[1] = vget_high_u8(q6);  // d13
+    q4ResultH.val[2] = vget_high_u8(q7);  // d15
+    q4ResultH.val[3] = vget_high_u8(q8);  // d17
+    vd = v - 2;
+    vst4_lane_u8(vd, q4ResultH, 0);
+    vd += pitch;
+    vst4_lane_u8(vd, q4ResultH, 1);
+    vd += pitch;
+    vst4_lane_u8(vd, q4ResultH, 2);
+    vd += pitch;
+    vst4_lane_u8(vd, q4ResultH, 3);
+    vd += pitch;
+    vst4_lane_u8(vd, q4ResultH, 4);
+    vd += pitch;
+    vst4_lane_u8(vd, q4ResultH, 5);
+    vd += pitch;
+    vst4_lane_u8(vd, q4ResultH, 6);
+    vd += pitch;
+    vst4_lane_u8(vd, q4ResultH, 7);
+    return;
+}
diff --git a/vp8/common/arm/neon/loopfiltersimplehorizontaledge_neon.asm b/vp8/common/arm/neon/loopfiltersimplehorizontaledge_neon.asm
deleted file mode 100644
index 6eb0651..0000000
--- a/vp8/common/arm/neon/loopfiltersimplehorizontaledge_neon.asm
+++ /dev/null
@@ -1,117 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-
-
-    EXPORT  |vp8_loop_filter_bhs_neon|
-    EXPORT  |vp8_loop_filter_mbhs_neon|
-    ARM
-    PRESERVE8
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-
-; r0    unsigned char *s, PRESERVE
-; r1    int p, PRESERVE
-; q1    limit, PRESERVE
-
-|vp8_loop_filter_simple_horizontal_edge_neon| PROC
-    vpush       {d8-d15}
-    sub         r3, r0, r1, lsl #1          ; move src pointer down by 2 lines
-
-    vld1.u8     {q7}, [r0@128], r1          ; q0
-    vld1.u8     {q5}, [r3@128], r1          ; p0
-    vld1.u8     {q8}, [r0@128]              ; q1
-    vld1.u8     {q6}, [r3@128]              ; p1
-
-    vabd.u8     q15, q6, q7                 ; abs(p0 - q0)
-    vabd.u8     q14, q5, q8                 ; abs(p1 - q1)
-
-    vqadd.u8    q15, q15, q15               ; abs(p0 - q0) * 2
-    vshr.u8     q14, q14, #1                ; abs(p1 - q1) / 2
-    vmov.u8     q0, #0x80                   ; 0x80
-    vmov.s16    q13, #3
-    vqadd.u8    q15, q15, q14               ; abs(p0 - q0) * 2 + abs(p1 - q1) / 2
-
-    veor        q7, q7, q0                  ; qs0: q0 offset to convert to a signed value
-    veor        q6, q6, q0                  ; ps0: p0 offset to convert to a signed value
-    veor        q5, q5, q0                  ; ps1: p1 offset to convert to a signed value
-    veor        q8, q8, q0                  ; qs1: q1 offset to convert to a signed value
-
-    vcge.u8     q15, q1, q15                ; (abs(p0 - q0)*2 + abs(p1-q1)/2 > limit)*-1
-
-    vsubl.s8    q2, d14, d12                ; ( qs0 - ps0)
-    vsubl.s8    q3, d15, d13
-
-    vqsub.s8    q4, q5, q8                  ; q4: vp8_filter = vp8_signed_char_clamp(ps1-qs1)
-
-    vmul.s16    q2, q2, q13                 ;  3 * ( qs0 - ps0)
-    vmul.s16    q3, q3, q13
-
-    vmov.u8     q10, #0x03                  ; 0x03
-    vmov.u8     q9, #0x04                   ; 0x04
-
-    vaddw.s8    q2, q2, d8                  ; vp8_filter + 3 * ( qs0 - ps0)
-    vaddw.s8    q3, q3, d9
-
-    vqmovn.s16  d8, q2                      ; vp8_filter = vp8_signed_char_clamp(vp8_filter + 3 * ( qs0 - ps0))
-    vqmovn.s16  d9, q3
-
-    vand        q14, q4, q15                ; vp8_filter &= mask
-
-    vqadd.s8    q2, q14, q10                ; Filter2 = vp8_signed_char_clamp(vp8_filter+3)
-    vqadd.s8    q3, q14, q9                 ; Filter1 = vp8_signed_char_clamp(vp8_filter+4)
-    vshr.s8     q2, q2, #3                  ; Filter2 >>= 3
-    vshr.s8     q4, q3, #3                  ; Filter1 >>= 3
-
-    sub         r0, r0, r1
-
-    ;calculate output
-    vqadd.s8    q11, q6, q2                 ; u = vp8_signed_char_clamp(ps0 + Filter2)
-    vqsub.s8    q10, q7, q4                 ; u = vp8_signed_char_clamp(qs0 - Filter1)
-
-    veor        q6, q11, q0                 ; *op0 = u^0x80
-    veor        q7, q10, q0                 ; *oq0 = u^0x80
-
-    vst1.u8     {q6}, [r3@128]              ; store op0
-    vst1.u8     {q7}, [r0@128]              ; store oq0
-
-    vpop        {d8-d15}
-    bx          lr
-    ENDP        ; |vp8_loop_filter_simple_horizontal_edge_neon|
-
-; r0    unsigned char *y
-; r1    int ystride
-; r2    const unsigned char *blimit
-
-|vp8_loop_filter_bhs_neon| PROC
-    push        {r4, lr}
-    ldrb        r3, [r2]                    ; load blim from mem
-    vdup.s8     q1, r3                      ; duplicate blim
-
-    add         r0, r0, r1, lsl #2          ; src = y_ptr + 4 * y_stride
-    bl          vp8_loop_filter_simple_horizontal_edge_neon
-    ; vp8_loop_filter_simple_horizontal_edge_neon preserves r0, r1 and q1
-    add         r0, r0, r1, lsl #2          ; src = y_ptr + 8* y_stride
-    bl          vp8_loop_filter_simple_horizontal_edge_neon
-    add         r0, r0, r1, lsl #2          ; src = y_ptr + 12 * y_stride
-    pop         {r4, lr}
-    b           vp8_loop_filter_simple_horizontal_edge_neon
-    ENDP        ;|vp8_loop_filter_bhs_neon|
-
-; r0    unsigned char *y
-; r1    int ystride
-; r2    const unsigned char *blimit
-
-|vp8_loop_filter_mbhs_neon| PROC
-    ldrb        r3, [r2]                   ; load blim from mem
-    vdup.s8     q1, r3                     ; duplicate mblim
-    b           vp8_loop_filter_simple_horizontal_edge_neon
-    ENDP        ;|vp8_loop_filter_bhs_neon|
-
-    END
diff --git a/vp8/common/arm/neon/loopfiltersimplehorizontaledge_neon.c b/vp8/common/arm/neon/loopfiltersimplehorizontaledge_neon.c
new file mode 100644
index 0000000..b25686f
--- /dev/null
+++ b/vp8/common/arm/neon/loopfiltersimplehorizontaledge_neon.c
@@ -0,0 +1,111 @@
+/*
+ *  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 <arm_neon.h>
+#include "./vpx_config.h"
+
+static INLINE void vp8_loop_filter_simple_horizontal_edge_neon(
+        unsigned char *s,
+        int p,
+        const unsigned char *blimit) {
+    uint8_t *sp;
+    uint8x16_t qblimit, q0u8;
+    uint8x16_t q5u8, q6u8, q7u8, q8u8, q9u8, q10u8, q14u8, q15u8;
+    int16x8_t q2s16, q3s16, q13s16;
+    int8x8_t d8s8, d9s8;
+    int8x16_t q2s8, q3s8, q4s8, q10s8, q11s8, q14s8;
+
+    qblimit = vdupq_n_u8(*blimit);
+
+    sp = s - (p << 1);
+    q5u8 = vld1q_u8(sp);
+    sp += p;
+    q6u8 = vld1q_u8(sp);
+    sp += p;
+    q7u8 = vld1q_u8(sp);
+    sp += p;
+    q8u8 = vld1q_u8(sp);
+
+    q15u8 = vabdq_u8(q6u8, q7u8);
+    q14u8 = vabdq_u8(q5u8, q8u8);
+
+    q15u8 = vqaddq_u8(q15u8, q15u8);
+    q14u8 = vshrq_n_u8(q14u8, 1);
+    q0u8 = vdupq_n_u8(0x80);
+    q13s16 = vdupq_n_s16(3);
+    q15u8 = vqaddq_u8(q15u8, q14u8);
+
+    q5u8 = veorq_u8(q5u8, q0u8);
+    q6u8 = veorq_u8(q6u8, q0u8);
+    q7u8 = veorq_u8(q7u8, q0u8);
+    q8u8 = veorq_u8(q8u8, q0u8);
+
+    q15u8 = vcgeq_u8(qblimit, q15u8);
+
+    q2s16 = vsubl_s8(vget_low_s8(vreinterpretq_s8_u8(q7u8)),
+                     vget_low_s8(vreinterpretq_s8_u8(q6u8)));
+    q3s16 = vsubl_s8(vget_high_s8(vreinterpretq_s8_u8(q7u8)),
+                     vget_high_s8(vreinterpretq_s8_u8(q6u8)));
+
+    q4s8 = vqsubq_s8(vreinterpretq_s8_u8(q5u8),
+                     vreinterpretq_s8_u8(q8u8));
+
+    q2s16 = vmulq_s16(q2s16, q13s16);
+    q3s16 = vmulq_s16(q3s16, q13s16);
+
+    q10u8 = vdupq_n_u8(3);
+    q9u8 = vdupq_n_u8(4);
+
+    q2s16 = vaddw_s8(q2s16, vget_low_s8(q4s8));
+    q3s16 = vaddw_s8(q3s16, vget_high_s8(q4s8));
+
+    d8s8 = vqmovn_s16(q2s16);
+    d9s8 = vqmovn_s16(q3s16);
+    q4s8 = vcombine_s8(d8s8, d9s8);
+
+    q14s8 = vandq_s8(q4s8, vreinterpretq_s8_u8(q15u8));
+
+    q2s8 = vqaddq_s8(q14s8, vreinterpretq_s8_u8(q10u8));
+    q3s8 = vqaddq_s8(q14s8, vreinterpretq_s8_u8(q9u8));
+    q2s8 = vshrq_n_s8(q2s8, 3);
+    q3s8 = vshrq_n_s8(q3s8, 3);
+
+    q11s8 = vqaddq_s8(vreinterpretq_s8_u8(q6u8), q2s8);
+    q10s8 = vqsubq_s8(vreinterpretq_s8_u8(q7u8), q3s8);
+
+    q6u8 = veorq_u8(vreinterpretq_u8_s8(q11s8), q0u8);
+    q7u8 = veorq_u8(vreinterpretq_u8_s8(q10s8), q0u8);
+
+    vst1q_u8(s, q7u8);
+    s -= p;
+    vst1q_u8(s, q6u8);
+    return;
+}
+
+void vp8_loop_filter_bhs_neon(
+        unsigned char *y_ptr,
+        int y_stride,
+        const unsigned char *blimit) {
+    y_ptr += y_stride * 4;
+    vp8_loop_filter_simple_horizontal_edge_neon(y_ptr, y_stride, blimit);
+    y_ptr += y_stride * 4;
+    vp8_loop_filter_simple_horizontal_edge_neon(y_ptr, y_stride, blimit);
+    y_ptr += y_stride * 4;
+    vp8_loop_filter_simple_horizontal_edge_neon(y_ptr, y_stride, blimit);
+    return;
+}
+
+void vp8_loop_filter_mbhs_neon(
+        unsigned char *y_ptr,
+        int y_stride,
+        const unsigned char *blimit) {
+    vp8_loop_filter_simple_horizontal_edge_neon(y_ptr, y_stride, blimit);
+    return;
+}
diff --git a/vp8/common/arm/neon/loopfiltersimpleverticaledge_neon.asm b/vp8/common/arm/neon/loopfiltersimpleverticaledge_neon.asm
deleted file mode 100644
index 78d13c8..0000000
--- a/vp8/common/arm/neon/loopfiltersimpleverticaledge_neon.asm
+++ /dev/null
@@ -1,156 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-
-
-    EXPORT |vp8_loop_filter_bvs_neon|
-    EXPORT |vp8_loop_filter_mbvs_neon|
-    ARM
-    PRESERVE8
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-
-; r0    unsigned char *s, PRESERVE
-; r1    int p, PRESERVE
-; q1    limit, PRESERVE
-
-|vp8_loop_filter_simple_vertical_edge_neon| PROC
-    vpush       {d8-d15}
-
-    sub         r0, r0, #2                  ; move src pointer down by 2 columns
-    add         r12, r1, r1
-    add         r3, r0, r1
-
-    vld4.8      {d6[0], d7[0], d8[0], d9[0]}, [r0], r12
-    vld4.8      {d6[1], d7[1], d8[1], d9[1]}, [r3], r12
-    vld4.8      {d6[2], d7[2], d8[2], d9[2]}, [r0], r12
-    vld4.8      {d6[3], d7[3], d8[3], d9[3]}, [r3], r12
-    vld4.8      {d6[4], d7[4], d8[4], d9[4]}, [r0], r12
-    vld4.8      {d6[5], d7[5], d8[5], d9[5]}, [r3], r12
-    vld4.8      {d6[6], d7[6], d8[6], d9[6]}, [r0], r12
-    vld4.8      {d6[7], d7[7], d8[7], d9[7]}, [r3], r12
-
-    vld4.8      {d10[0], d11[0], d12[0], d13[0]}, [r0], r12
-    vld4.8      {d10[1], d11[1], d12[1], d13[1]}, [r3], r12
-    vld4.8      {d10[2], d11[2], d12[2], d13[2]}, [r0], r12
-    vld4.8      {d10[3], d11[3], d12[3], d13[3]}, [r3], r12
-    vld4.8      {d10[4], d11[4], d12[4], d13[4]}, [r0], r12
-    vld4.8      {d10[5], d11[5], d12[5], d13[5]}, [r3], r12
-    vld4.8      {d10[6], d11[6], d12[6], d13[6]}, [r0], r12
-    vld4.8      {d10[7], d11[7], d12[7], d13[7]}, [r3]
-
-    vswp        d7, d10
-    vswp        d12, d9
-
-    ;vp8_filter_mask() function
-    ;vp8_hevmask() function
-    sub         r0, r0, r1, lsl #4
-    vabd.u8     q15, q5, q4                 ; abs(p0 - q0)
-    vabd.u8     q14, q3, q6                 ; abs(p1 - q1)
-
-    vqadd.u8    q15, q15, q15               ; abs(p0 - q0) * 2
-    vshr.u8     q14, q14, #1                ; abs(p1 - q1) / 2
-    vmov.u8     q0, #0x80                   ; 0x80
-    vmov.s16    q11, #3
-    vqadd.u8    q15, q15, q14               ; abs(p0 - q0) * 2 + abs(p1 - q1) / 2
-
-    veor        q4, q4, q0                  ; qs0: q0 offset to convert to a signed value
-    veor        q5, q5, q0                  ; ps0: p0 offset to convert to a signed value
-    veor        q3, q3, q0                  ; ps1: p1 offset to convert to a signed value
-    veor        q6, q6, q0                  ; qs1: q1 offset to convert to a signed value
-
-    vcge.u8     q15, q1, q15                ; abs(p0 - q0)*2 + abs(p1-q1)/2 > flimit*2 + limit)*-1
-
-    vsubl.s8    q2, d8, d10                 ; ( qs0 - ps0)
-    vsubl.s8    q13, d9, d11
-
-    vqsub.s8    q14, q3, q6                  ; vp8_filter = vp8_signed_char_clamp(ps1-qs1)
-
-    vmul.s16    q2, q2, q11                 ;  3 * ( qs0 - ps0)
-    vmul.s16    q13, q13, q11
-
-    vmov.u8     q11, #0x03                  ; 0x03
-    vmov.u8     q12, #0x04                  ; 0x04
-
-    vaddw.s8    q2, q2, d28                  ; vp8_filter + 3 * ( qs0 - ps0)
-    vaddw.s8    q13, q13, d29
-
-    vqmovn.s16  d28, q2                      ; vp8_filter = vp8_signed_char_clamp(vp8_filter + 3 * ( qs0 - ps0))
-    vqmovn.s16  d29, q13
-
-    add         r0, r0, #1
-    add         r3, r0, r1
-
-    vand        q14, q14, q15                 ; vp8_filter &= mask
-
-    vqadd.s8    q2, q14, q11                 ; Filter2 = vp8_signed_char_clamp(vp8_filter+3)
-    vqadd.s8    q3, q14, q12                 ; Filter1 = vp8_signed_char_clamp(vp8_filter+4)
-    vshr.s8     q2, q2, #3                  ; Filter2 >>= 3
-    vshr.s8     q14, q3, #3                  ; Filter1 >>= 3
-
-    ;calculate output
-    vqadd.s8    q11, q5, q2                 ; u = vp8_signed_char_clamp(ps0 + Filter2)
-    vqsub.s8    q10, q4, q14                 ; u = vp8_signed_char_clamp(qs0 - Filter1)
-
-    veor        q6, q11, q0                 ; *op0 = u^0x80
-    veor        q7, q10, q0                 ; *oq0 = u^0x80
-    add         r12, r1, r1
-    vswp        d13, d14
-
-    ;store op1, op0, oq0, oq1
-    vst2.8      {d12[0], d13[0]}, [r0], r12
-    vst2.8      {d12[1], d13[1]}, [r3], r12
-    vst2.8      {d12[2], d13[2]}, [r0], r12
-    vst2.8      {d12[3], d13[3]}, [r3], r12
-    vst2.8      {d12[4], d13[4]}, [r0], r12
-    vst2.8      {d12[5], d13[5]}, [r3], r12
-    vst2.8      {d12[6], d13[6]}, [r0], r12
-    vst2.8      {d12[7], d13[7]}, [r3], r12
-    vst2.8      {d14[0], d15[0]}, [r0], r12
-    vst2.8      {d14[1], d15[1]}, [r3], r12
-    vst2.8      {d14[2], d15[2]}, [r0], r12
-    vst2.8      {d14[3], d15[3]}, [r3], r12
-    vst2.8      {d14[4], d15[4]}, [r0], r12
-    vst2.8      {d14[5], d15[5]}, [r3], r12
-    vst2.8      {d14[6], d15[6]}, [r0], r12
-    vst2.8      {d14[7], d15[7]}, [r3]
-
-    vpop        {d8-d15}
-    bx          lr
-    ENDP        ; |vp8_loop_filter_simple_vertical_edge_neon|
-
-; r0    unsigned char *y
-; r1    int ystride
-; r2    const unsigned char *blimit
-
-|vp8_loop_filter_bvs_neon| PROC
-    push        {r4, lr}
-    ldrb        r3, [r2]                   ; load blim from mem
-    mov         r4, r0
-    add         r0, r0, #4
-    vdup.s8     q1, r3                     ; duplicate blim
-    bl          vp8_loop_filter_simple_vertical_edge_neon
-    ; vp8_loop_filter_simple_vertical_edge_neon preserves  r1 and q1
-    add         r0, r4, #8
-    bl          vp8_loop_filter_simple_vertical_edge_neon
-    add         r0, r4, #12
-    pop         {r4, lr}
-    b           vp8_loop_filter_simple_vertical_edge_neon
-    ENDP        ;|vp8_loop_filter_bvs_neon|
-
-; r0    unsigned char *y
-; r1    int ystride
-; r2    const unsigned char *blimit
-
-|vp8_loop_filter_mbvs_neon| PROC
-    ldrb        r3, [r2]                   ; load mblim from mem
-    vdup.s8     q1, r3                     ; duplicate mblim
-    b           vp8_loop_filter_simple_vertical_edge_neon
-    ENDP        ;|vp8_loop_filter_bvs_neon|
-    END
diff --git a/vp8/common/arm/neon/loopfiltersimpleverticaledge_neon.c b/vp8/common/arm/neon/loopfiltersimpleverticaledge_neon.c
new file mode 100644
index 0000000..b0952b5
--- /dev/null
+++ b/vp8/common/arm/neon/loopfiltersimpleverticaledge_neon.c
@@ -0,0 +1,184 @@
+/*
+ *  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 <arm_neon.h>
+#include "./vpx_config.h"
+
+static INLINE void vp8_loop_filter_simple_vertical_edge_neon(
+        unsigned char *s,
+        int p,
+        const unsigned char *blimit) {
+    int pitch;
+    unsigned char *src1, *src2;
+    uint8x16_t qblimit, q0u8;
+    uint8x16_t q3u8, q4u8, q5u8, q6u8, q7u8, q11u8, q12u8, q14u8, q15u8;
+    int16x8_t q2s16, q13s16, q11s16;
+    int8x8_t d28s8, d29s8;
+    int8x16_t q2s8, q3s8, q10s8, q11s8, q14s8;
+    uint8x8x4_t d0u8x4;  // d6, d7, d8, d9
+    uint8x8x4_t d1u8x4;  // d10, d11, d12, d13
+    uint8x8x2_t d2u8x2;  // d12, d13
+    uint8x8x2_t d3u8x2;  // d14, d15
+
+    pitch = p << 1;
+    qblimit = vdupq_n_u8(*blimit);
+
+    src1 = s - 2;
+    d0u8x4 = vld4_lane_u8(src1, d0u8x4, 0);
+    src1 += pitch;
+    d0u8x4 = vld4_lane_u8(src1, d0u8x4, 2);
+    src1 += pitch;
+    d0u8x4 = vld4_lane_u8(src1, d0u8x4, 4);
+    src1 += pitch;
+    d0u8x4 = vld4_lane_u8(src1, d0u8x4, 6);
+    src1 += pitch;
+    d1u8x4 = vld4_lane_u8(src1, d1u8x4, 0);
+    src1 += pitch;
+    d1u8x4 = vld4_lane_u8(src1, d1u8x4, 2);
+    src1 += pitch;
+    d1u8x4 = vld4_lane_u8(src1, d1u8x4, 4);
+    src1 += pitch;
+    d1u8x4 = vld4_lane_u8(src1, d1u8x4, 6);
+
+    src2 = s - 2 + p;
+    d0u8x4 = vld4_lane_u8(src2, d0u8x4, 1);
+    src2 += pitch;
+    d0u8x4 = vld4_lane_u8(src2, d0u8x4, 3);
+    src2 += pitch;
+    d0u8x4 = vld4_lane_u8(src2, d0u8x4, 5);
+    src2 += pitch;
+    d0u8x4 = vld4_lane_u8(src2, d0u8x4, 7);
+    src2 += pitch;
+    d1u8x4 = vld4_lane_u8(src2, d1u8x4, 1);
+    src2 += pitch;
+    d1u8x4 = vld4_lane_u8(src2, d1u8x4, 3);
+    src2 += pitch;
+    d1u8x4 = vld4_lane_u8(src2, d1u8x4, 5);
+    src2 += pitch;
+    d1u8x4 = vld4_lane_u8(src2, d1u8x4, 7);
+
+    // vswp    d7, d10
+    // vswp    d12, d9
+    q3u8 = vcombine_u8(d0u8x4.val[0], d1u8x4.val[0]);  // d6 d10
+    q4u8 = vcombine_u8(d0u8x4.val[2], d1u8x4.val[2]);  // d8 d12
+    q5u8 = vcombine_u8(d0u8x4.val[1], d1u8x4.val[1]);  // d7 d11
+    q6u8 = vcombine_u8(d0u8x4.val[3], d1u8x4.val[3]);  // d9 d13
+
+    q15u8 = vabdq_u8(q5u8, q4u8);
+    q14u8 = vabdq_u8(q3u8, q6u8);
+
+    q15u8 = vqaddq_u8(q15u8, q15u8);
+    q14u8 = vshrq_n_u8(q14u8, 1);
+    q0u8 = vdupq_n_u8(0x80);
+    q11s16 = vdupq_n_s16(3);
+    q15u8 = vqaddq_u8(q15u8, q14u8);
+
+    q3u8 = veorq_u8(q3u8, q0u8);
+    q4u8 = veorq_u8(q4u8, q0u8);
+    q5u8 = veorq_u8(q5u8, q0u8);
+    q6u8 = veorq_u8(q6u8, q0u8);
+
+    q15u8 = vcgeq_u8(qblimit, q15u8);
+
+    q2s16 = vsubl_s8(vget_low_s8(vreinterpretq_s8_u8(q4u8)),
+                     vget_low_s8(vreinterpretq_s8_u8(q5u8)));
+    q13s16 = vsubl_s8(vget_high_s8(vreinterpretq_s8_u8(q4u8)),
+                      vget_high_s8(vreinterpretq_s8_u8(q5u8)));
+
+    q14s8 = vqsubq_s8(vreinterpretq_s8_u8(q3u8),
+                      vreinterpretq_s8_u8(q6u8));
+
+    q2s16 = vmulq_s16(q2s16, q11s16);
+    q13s16 = vmulq_s16(q13s16, q11s16);
+
+    q11u8 = vdupq_n_u8(3);
+    q12u8 = vdupq_n_u8(4);
+
+    q2s16 = vaddw_s8(q2s16, vget_low_s8(q14s8));
+    q13s16 = vaddw_s8(q13s16, vget_high_s8(q14s8));
+
+    d28s8 = vqmovn_s16(q2s16);
+    d29s8 = vqmovn_s16(q13s16);
+    q14s8 = vcombine_s8(d28s8, d29s8);
+
+    q14s8 = vandq_s8(q14s8, vreinterpretq_s8_u8(q15u8));
+
+    q2s8 = vqaddq_s8(q14s8, vreinterpretq_s8_u8(q11u8));
+    q3s8 = vqaddq_s8(q14s8, vreinterpretq_s8_u8(q12u8));
+    q2s8 = vshrq_n_s8(q2s8, 3);
+    q14s8 = vshrq_n_s8(q3s8, 3);
+
+    q11s8 = vqaddq_s8(vreinterpretq_s8_u8(q5u8), q2s8);
+    q10s8 = vqsubq_s8(vreinterpretq_s8_u8(q4u8), q14s8);
+
+    q6u8 = veorq_u8(vreinterpretq_u8_s8(q11s8), q0u8);
+    q7u8 = veorq_u8(vreinterpretq_u8_s8(q10s8), q0u8);
+
+    d2u8x2.val[0] = vget_low_u8(q6u8);   // d12
+    d2u8x2.val[1] = vget_low_u8(q7u8);   // d14
+    d3u8x2.val[0] = vget_high_u8(q6u8);  // d13
+    d3u8x2.val[1] = vget_high_u8(q7u8);  // d15
+
+    src1 = s - 1;
+    vst2_lane_u8(src1, d2u8x2, 0);
+    src1 += pitch;
+    vst2_lane_u8(src1, d2u8x2, 2);
+    src1 += pitch;
+    vst2_lane_u8(src1, d2u8x2, 4);
+    src1 += pitch;
+    vst2_lane_u8(src1, d2u8x2, 6);
+    src1 += pitch;
+    vst2_lane_u8(src1, d3u8x2, 0);
+    src1 += pitch;
+    vst2_lane_u8(src1, d3u8x2, 2);
+    src1 += pitch;
+    vst2_lane_u8(src1, d3u8x2, 4);
+    src1 += pitch;
+    vst2_lane_u8(src1, d3u8x2, 6);
+
+    src2 = s - 1 + p;
+    vst2_lane_u8(src2, d2u8x2, 1);
+    src2 += pitch;
+    vst2_lane_u8(src2, d2u8x2, 3);
+    src2 += pitch;
+    vst2_lane_u8(src2, d2u8x2, 5);
+    src2 += pitch;
+    vst2_lane_u8(src2, d2u8x2, 7);
+    src2 += pitch;
+    vst2_lane_u8(src2, d3u8x2, 1);
+    src2 += pitch;
+    vst2_lane_u8(src2, d3u8x2, 3);
+    src2 += pitch;
+    vst2_lane_u8(src2, d3u8x2, 5);
+    src2 += pitch;
+    vst2_lane_u8(src2, d3u8x2, 7);
+    return;
+}
+
+void vp8_loop_filter_bvs_neon(
+        unsigned char *y_ptr,
+        int y_stride,
+        const unsigned char *blimit) {
+    y_ptr += 4;
+    vp8_loop_filter_simple_vertical_edge_neon(y_ptr, y_stride, blimit);
+    y_ptr += 4;
+    vp8_loop_filter_simple_vertical_edge_neon(y_ptr, y_stride, blimit);
+    y_ptr += 4;
+    vp8_loop_filter_simple_vertical_edge_neon(y_ptr, y_stride, blimit);
+    return;
+}
+
+void vp8_loop_filter_mbvs_neon(
+        unsigned char *y_ptr,
+        int y_stride,
+        const unsigned char *blimit) {
+    vp8_loop_filter_simple_vertical_edge_neon(y_ptr, y_stride, blimit);
+    return;
+}
diff --git a/vp8/common/arm/neon/mbloopfilter_neon.asm b/vp8/common/arm/neon/mbloopfilter_neon.asm
deleted file mode 100644
index d200c30..0000000
--- a/vp8/common/arm/neon/mbloopfilter_neon.asm
+++ /dev/null
@@ -1,481 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-
-
-    EXPORT  |vp8_mbloop_filter_horizontal_edge_y_neon|
-    EXPORT  |vp8_mbloop_filter_horizontal_edge_uv_neon|
-    EXPORT  |vp8_mbloop_filter_vertical_edge_y_neon|
-    EXPORT  |vp8_mbloop_filter_vertical_edge_uv_neon|
-    ARM
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-
-; void vp8_mbloop_filter_horizontal_edge_y_neon(unsigned char *src, int pitch,
-;                                               const unsigned char *blimit,
-;                                               const unsigned char *limit,
-;                                               const unsigned char *thresh)
-; r0    unsigned char *src,
-; r1    int pitch,
-; r2    unsigned char blimit
-; r3    unsigned char limit
-; sp    unsigned char thresh,
-|vp8_mbloop_filter_horizontal_edge_y_neon| PROC
-    push        {lr}
-    vpush       {d8-d15}
-
-    add         r1, r1, r1                  ; double stride
-    ldr         r12, [sp, #68]              ; load thresh
-    sub         r0, r0, r1, lsl #1          ; move src pointer down by 4 lines
-    vdup.u8     q2, r12                     ; thresh
-    add         r12, r0, r1,  lsr #1        ; move src pointer up by 1 line
-
-    vld1.u8     {q3}, [r0@128], r1              ; p3
-    vld1.u8     {q4}, [r12@128], r1             ; p2
-    vld1.u8     {q5}, [r0@128], r1              ; p1
-    vld1.u8     {q6}, [r12@128], r1             ; p0
-    vld1.u8     {q7}, [r0@128], r1              ; q0
-    vld1.u8     {q8}, [r12@128], r1             ; q1
-    vld1.u8     {q9}, [r0@128], r1              ; q2
-    vld1.u8     {q10}, [r12@128], r1            ; q3
-
-    bl          vp8_mbloop_filter_neon
-
-    sub         r12, r12, r1, lsl #2
-    add         r0, r12, r1, lsr #1
-
-    vst1.u8     {q4}, [r12@128],r1         ; store op2
-    vst1.u8     {q5}, [r0@128],r1          ; store op1
-    vst1.u8     {q6}, [r12@128], r1        ; store op0
-    vst1.u8     {q7}, [r0@128],r1          ; store oq0
-    vst1.u8     {q8}, [r12@128]            ; store oq1
-    vst1.u8     {q9}, [r0@128]             ; store oq2
-
-    vpop        {d8-d15}
-    pop         {pc}
-    ENDP        ; |vp8_mbloop_filter_horizontal_edge_y_neon|
-
-; void vp8_mbloop_filter_horizontal_edge_uv_neon(unsigned char *u, int pitch,
-;                                                const unsigned char *blimit,
-;                                                const unsigned char *limit,
-;                                                const unsigned char *thresh,
-;                                                unsigned char *v)
-; r0    unsigned char *u,
-; r1    int pitch,
-; r2    unsigned char blimit
-; r3    unsigned char limit
-; sp    unsigned char thresh,
-; sp+4  unsigned char *v
-
-|vp8_mbloop_filter_horizontal_edge_uv_neon| PROC
-    push        {lr}
-    vpush       {d8-d15}
-
-    ldr         r12, [sp, #68]                ; load thresh
-    sub         r0, r0, r1, lsl #2            ; move u pointer down by 4 lines
-    vdup.u8     q2, r12                       ; thresh
-    ldr         r12, [sp, #72]                ; load v ptr
-    sub         r12, r12, r1, lsl #2          ; move v pointer down by 4 lines
-
-    vld1.u8     {d6}, [r0@64], r1              ; p3
-    vld1.u8     {d7}, [r12@64], r1              ; p3
-    vld1.u8     {d8}, [r0@64], r1              ; p2
-    vld1.u8     {d9}, [r12@64], r1              ; p2
-    vld1.u8     {d10}, [r0@64], r1             ; p1
-    vld1.u8     {d11}, [r12@64], r1             ; p1
-    vld1.u8     {d12}, [r0@64], r1             ; p0
-    vld1.u8     {d13}, [r12@64], r1             ; p0
-    vld1.u8     {d14}, [r0@64], r1             ; q0
-    vld1.u8     {d15}, [r12@64], r1             ; q0
-    vld1.u8     {d16}, [r0@64], r1             ; q1
-    vld1.u8     {d17}, [r12@64], r1             ; q1
-    vld1.u8     {d18}, [r0@64], r1             ; q2
-    vld1.u8     {d19}, [r12@64], r1             ; q2
-    vld1.u8     {d20}, [r0@64], r1             ; q3
-    vld1.u8     {d21}, [r12@64], r1             ; q3
-
-    bl          vp8_mbloop_filter_neon
-
-    sub         r0, r0, r1, lsl #3
-    sub         r12, r12, r1, lsl #3
-
-    add         r0, r0, r1
-    add         r12, r12, r1
-
-    vst1.u8     {d8}, [r0@64], r1              ; store u op2
-    vst1.u8     {d9}, [r12@64], r1              ; store v op2
-    vst1.u8     {d10}, [r0@64], r1             ; store u op1
-    vst1.u8     {d11}, [r12@64], r1             ; store v op1
-    vst1.u8     {d12}, [r0@64], r1             ; store u op0
-    vst1.u8     {d13}, [r12@64], r1             ; store v op0
-    vst1.u8     {d14}, [r0@64], r1             ; store u oq0
-    vst1.u8     {d15}, [r12@64], r1             ; store v oq0
-    vst1.u8     {d16}, [r0@64], r1             ; store u oq1
-    vst1.u8     {d17}, [r12@64], r1             ; store v oq1
-    vst1.u8     {d18}, [r0@64], r1             ; store u oq2
-    vst1.u8     {d19}, [r12@64], r1             ; store v oq2
-
-    vpop        {d8-d15}
-    pop         {pc}
-    ENDP        ; |vp8_mbloop_filter_horizontal_edge_uv_neon|
-
-; void vp8_mbloop_filter_vertical_edge_y_neon(unsigned char *src, int pitch,
-;                                             const unsigned char *blimit,
-;                                             const unsigned char *limit,
-;                                             const unsigned char *thresh)
-; r0    unsigned char *src,
-; r1    int pitch,
-; r2    unsigned char blimit
-; r3    unsigned char limit
-; sp    unsigned char thresh,
-|vp8_mbloop_filter_vertical_edge_y_neon| PROC
-    push        {lr}
-    vpush       {d8-d15}
-
-    ldr         r12, [sp, #68]              ; load thresh
-    sub         r0, r0, #4                  ; move src pointer down by 4 columns
-    vdup.s8     q2, r12                     ; thresh
-    add         r12, r0, r1, lsl #3         ; move src pointer down by 8 lines
-
-    vld1.u8     {d6}, [r0], r1              ; load first 8-line src data
-    vld1.u8     {d7}, [r12], r1             ; load second 8-line src data
-    vld1.u8     {d8}, [r0], r1
-    vld1.u8     {d9}, [r12], r1
-    vld1.u8     {d10}, [r0], r1
-    vld1.u8     {d11}, [r12], r1
-    vld1.u8     {d12}, [r0], r1
-    vld1.u8     {d13}, [r12], r1
-    vld1.u8     {d14}, [r0], r1
-    vld1.u8     {d15}, [r12], r1
-    vld1.u8     {d16}, [r0], r1
-    vld1.u8     {d17}, [r12], r1
-    vld1.u8     {d18}, [r0], r1
-    vld1.u8     {d19}, [r12], r1
-    vld1.u8     {d20}, [r0], r1
-    vld1.u8     {d21}, [r12], r1
-
-    ;transpose to 8x16 matrix
-    vtrn.32     q3, q7
-    vtrn.32     q4, q8
-    vtrn.32     q5, q9
-    vtrn.32     q6, q10
-
-    vtrn.16     q3, q5
-    vtrn.16     q4, q6
-    vtrn.16     q7, q9
-    vtrn.16     q8, q10
-
-    vtrn.8      q3, q4
-    vtrn.8      q5, q6
-    vtrn.8      q7, q8
-    vtrn.8      q9, q10
-
-    sub         r0, r0, r1, lsl #3
-
-    bl          vp8_mbloop_filter_neon
-
-    sub         r12, r12, r1, lsl #3
-
-    ;transpose to 16x8 matrix
-    vtrn.32     q3, q7
-    vtrn.32     q4, q8
-    vtrn.32     q5, q9
-    vtrn.32     q6, q10
-
-    vtrn.16     q3, q5
-    vtrn.16     q4, q6
-    vtrn.16     q7, q9
-    vtrn.16     q8, q10
-
-    vtrn.8      q3, q4
-    vtrn.8      q5, q6
-    vtrn.8      q7, q8
-    vtrn.8      q9, q10
-
-    ;store op2, op1, op0, oq0, oq1, oq2
-    vst1.8      {d6}, [r0], r1
-    vst1.8      {d7}, [r12], r1
-    vst1.8      {d8}, [r0], r1
-    vst1.8      {d9}, [r12], r1
-    vst1.8      {d10}, [r0], r1
-    vst1.8      {d11}, [r12], r1
-    vst1.8      {d12}, [r0], r1
-    vst1.8      {d13}, [r12], r1
-    vst1.8      {d14}, [r0], r1
-    vst1.8      {d15}, [r12], r1
-    vst1.8      {d16}, [r0], r1
-    vst1.8      {d17}, [r12], r1
-    vst1.8      {d18}, [r0], r1
-    vst1.8      {d19}, [r12], r1
-    vst1.8      {d20}, [r0]
-    vst1.8      {d21}, [r12]
-
-    vpop        {d8-d15}
-    pop         {pc}
-    ENDP        ; |vp8_mbloop_filter_vertical_edge_y_neon|
-
-; void vp8_mbloop_filter_vertical_edge_uv_neon(unsigned char *u, int pitch,
-;                                              const unsigned char *blimit,
-;                                              const unsigned char *limit,
-;                                              const unsigned char *thresh,
-;                                              unsigned char *v)
-; r0    unsigned char *u,
-; r1    int pitch,
-; r2    const signed char *flimit,
-; r3    const signed char *limit,
-; sp    const signed char *thresh,
-; sp+4  unsigned char *v
-|vp8_mbloop_filter_vertical_edge_uv_neon| PROC
-    push        {lr}
-    vpush       {d8-d15}
-
-    ldr         r12, [sp, #68]              ; load thresh
-    sub         r0, r0, #4                  ; move u pointer down by 4 columns
-    vdup.u8     q2, r12                     ; thresh
-    ldr         r12, [sp, #72]              ; load v ptr
-    sub         r12, r12, #4                ; move v pointer down by 4 columns
-
-    vld1.u8     {d6}, [r0], r1              ;load u data
-    vld1.u8     {d7}, [r12], r1             ;load v data
-    vld1.u8     {d8}, [r0], r1
-    vld1.u8     {d9}, [r12], r1
-    vld1.u8     {d10}, [r0], r1
-    vld1.u8     {d11}, [r12], r1
-    vld1.u8     {d12}, [r0], r1
-    vld1.u8     {d13}, [r12], r1
-    vld1.u8     {d14}, [r0], r1
-    vld1.u8     {d15}, [r12], r1
-    vld1.u8     {d16}, [r0], r1
-    vld1.u8     {d17}, [r12], r1
-    vld1.u8     {d18}, [r0], r1
-    vld1.u8     {d19}, [r12], r1
-    vld1.u8     {d20}, [r0], r1
-    vld1.u8     {d21}, [r12], r1
-
-    ;transpose to 8x16 matrix
-    vtrn.32     q3, q7
-    vtrn.32     q4, q8
-    vtrn.32     q5, q9
-    vtrn.32     q6, q10
-
-    vtrn.16     q3, q5
-    vtrn.16     q4, q6
-    vtrn.16     q7, q9
-    vtrn.16     q8, q10
-
-    vtrn.8      q3, q4
-    vtrn.8      q5, q6
-    vtrn.8      q7, q8
-    vtrn.8      q9, q10
-
-    sub         r0, r0, r1, lsl #3
-
-    bl          vp8_mbloop_filter_neon
-
-    sub         r12, r12, r1, lsl #3
-
-    ;transpose to 16x8 matrix
-    vtrn.32     q3, q7
-    vtrn.32     q4, q8
-    vtrn.32     q5, q9
-    vtrn.32     q6, q10
-
-    vtrn.16     q3, q5
-    vtrn.16     q4, q6
-    vtrn.16     q7, q9
-    vtrn.16     q8, q10
-
-    vtrn.8      q3, q4
-    vtrn.8      q5, q6
-    vtrn.8      q7, q8
-    vtrn.8      q9, q10
-
-    ;store op2, op1, op0, oq0, oq1, oq2
-    vst1.8      {d6}, [r0], r1
-    vst1.8      {d7}, [r12], r1
-    vst1.8      {d8}, [r0], r1
-    vst1.8      {d9}, [r12], r1
-    vst1.8      {d10}, [r0], r1
-    vst1.8      {d11}, [r12], r1
-    vst1.8      {d12}, [r0], r1
-    vst1.8      {d13}, [r12], r1
-    vst1.8      {d14}, [r0], r1
-    vst1.8      {d15}, [r12], r1
-    vst1.8      {d16}, [r0], r1
-    vst1.8      {d17}, [r12], r1
-    vst1.8      {d18}, [r0], r1
-    vst1.8      {d19}, [r12], r1
-    vst1.8      {d20}, [r0]
-    vst1.8      {d21}, [r12]
-
-    vpop        {d8-d15}
-    pop         {pc}
-    ENDP        ; |vp8_mbloop_filter_vertical_edge_uv_neon|
-
-; void vp8_mbloop_filter_neon()
-; This is a helper function for the macroblock loopfilters. The individual
-; functions do the necessary load, transpose (if necessary), preserve (if
-; necessary) and store.
-
-; r0,r1 PRESERVE
-; r2    mblimit
-; r3    limit
-
-; q2    thresh
-; q3    p3 PRESERVE
-; q4    p2
-; q5    p1
-; q6    p0
-; q7    q0
-; q8    q1
-; q9    q2
-; q10   q3 PRESERVE
-
-|vp8_mbloop_filter_neon| PROC
-
-    ; vp8_filter_mask
-    vabd.u8     q11, q3, q4                 ; abs(p3 - p2)
-    vabd.u8     q12, q4, q5                 ; abs(p2 - p1)
-    vabd.u8     q13, q5, q6                 ; abs(p1 - p0)
-    vabd.u8     q14, q8, q7                 ; abs(q1 - q0)
-    vabd.u8     q1, q9, q8                  ; abs(q2 - q1)
-    vabd.u8     q0, q10, q9                 ; abs(q3 - q2)
-
-    vmax.u8     q11, q11, q12
-    vmax.u8     q12, q13, q14
-    vmax.u8     q1, q1, q0
-    vmax.u8     q15, q11, q12
-
-    vabd.u8     q12, q6, q7                 ; abs(p0 - q0)
-
-    ; vp8_hevmask
-    vcgt.u8     q13, q13, q2                ; (abs(p1 - p0) > thresh) * -1
-    vcgt.u8     q14, q14, q2                ; (abs(q1 - q0) > thresh) * -1
-    vmax.u8     q15, q15, q1
-
-    vdup.u8     q1, r3                      ; limit
-    vdup.u8     q2, r2                      ; mblimit
-
-    vmov.u8     q0, #0x80                   ; 0x80
-
-    vcge.u8     q15, q1, q15
-
-    vabd.u8     q1, q5, q8                  ; a = abs(p1 - q1)
-    vqadd.u8    q12, q12, q12               ; b = abs(p0 - q0) * 2
-    vmov.u16    q11, #3                     ; #3
-
-    ; vp8_filter
-    ; convert to signed
-    veor        q7, q7, q0                  ; qs0
-    vshr.u8     q1, q1, #1                  ; a = a / 2
-    veor        q6, q6, q0                  ; ps0
-    veor        q5, q5, q0                  ; ps1
-
-    vqadd.u8    q12, q12, q1                ; a = b + a
-
-    veor        q8, q8, q0                  ; qs1
-    veor        q4, q4, q0                  ; ps2
-    veor        q9, q9, q0                  ; qs2
-
-    vorr        q14, q13, q14               ; vp8_hevmask
-
-    vcge.u8     q12, q2, q12                ; (a > flimit * 2 + limit) * -1
-
-    vsubl.s8    q2, d14, d12                ; qs0 - ps0
-    vsubl.s8    q13, d15, d13
-
-    vqsub.s8    q1, q5, q8                  ; vp8_filter = clamp(ps1-qs1)
-
-    vmul.i16    q2, q2, q11                 ; 3 * ( qs0 - ps0)
-
-    vand        q15, q15, q12               ; vp8_filter_mask
-
-    vmul.i16    q13, q13, q11
-
-    vmov.u8     q12, #3                     ; #3
-
-    vaddw.s8    q2, q2, d2                  ; vp8_filter + 3 * ( qs0 - ps0)
-    vaddw.s8    q13, q13, d3
-
-    vmov.u8     q11, #4                     ; #4
-
-    ; vp8_filter = clamp(vp8_filter + 3 * ( qs0 - ps0))
-    vqmovn.s16  d2, q2
-    vqmovn.s16  d3, q13
-
-    vand        q1, q1, q15                 ; vp8_filter &= mask
-
-    vmov.u16    q15, #63                    ; #63
-
-    vand        q13, q1, q14                ; Filter2 &= hev
-
-    vqadd.s8    q2, q13, q11                ; Filter1 = clamp(Filter2+4)
-    vqadd.s8    q13, q13, q12               ; Filter2 = clamp(Filter2+3)
-
-    vmov        q0, q15
-
-    vshr.s8     q2, q2, #3                  ; Filter1 >>= 3
-    vshr.s8     q13, q13, #3                ; Filter2 >>= 3
-
-    vmov        q11, q15
-    vmov        q12, q15
-
-    vqsub.s8    q7, q7, q2                  ; qs0 = clamp(qs0 - Filter1)
-
-    vqadd.s8    q6, q6, q13                 ; ps0 = clamp(ps0 + Filter2)
-
-    vbic        q1, q1, q14                 ; vp8_filter &= ~hev
-
-    ; roughly 1/7th difference across boundary
-    ; roughly 2/7th difference across boundary
-    ; roughly 3/7th difference across boundary
-
-    vmov.u8     d5, #9                      ; #9
-    vmov.u8     d4, #18                     ; #18
-
-    vmov        q13, q15
-    vmov        q14, q15
-
-    vmlal.s8    q0, d2, d5                  ; 63 + Filter2 * 9
-    vmlal.s8    q11, d3, d5
-    vmov.u8     d5, #27                     ; #27
-    vmlal.s8    q12, d2, d4                 ; 63 + Filter2 * 18
-    vmlal.s8    q13, d3, d4
-    vmlal.s8    q14, d2, d5                 ; 63 + Filter2 * 27
-    vmlal.s8    q15, d3, d5
-
-    vqshrn.s16  d0, q0, #7                  ; u = clamp((63 + Filter2 * 9)>>7)
-    vqshrn.s16  d1, q11, #7
-    vqshrn.s16  d24, q12, #7                ; u = clamp((63 + Filter2 * 18)>>7)
-    vqshrn.s16  d25, q13, #7
-    vqshrn.s16  d28, q14, #7                ; u = clamp((63 + Filter2 * 27)>>7)
-    vqshrn.s16  d29, q15, #7
-
-    vmov.u8     q1, #0x80                   ; 0x80
-
-    vqsub.s8    q11, q9, q0                 ; s = clamp(qs2 - u)
-    vqadd.s8    q0, q4, q0                  ; s = clamp(ps2 + u)
-    vqsub.s8    q13, q8, q12                ; s = clamp(qs1 - u)
-    vqadd.s8    q12, q5, q12                ; s = clamp(ps1 + u)
-    vqsub.s8    q15, q7, q14                ; s = clamp(qs0 - u)
-    vqadd.s8    q14, q6, q14                ; s = clamp(ps0 + u)
-
-    veor        q9, q11, q1                 ; *oq2 = s^0x80
-    veor        q4, q0, q1                  ; *op2 = s^0x80
-    veor        q8, q13, q1                 ; *oq1 = s^0x80
-    veor        q5, q12, q1                 ; *op2 = s^0x80
-    veor        q7, q15, q1                 ; *oq0 = s^0x80
-    veor        q6, q14, q1                 ; *op0 = s^0x80
-
-    bx          lr
-    ENDP        ; |vp8_mbloop_filter_neon|
-
-;-----------------
-
-    END
diff --git a/vp8/common/arm/neon/mbloopfilter_neon.c b/vp8/common/arm/neon/mbloopfilter_neon.c
new file mode 100644
index 0000000..5351f4b
--- /dev/null
+++ b/vp8/common/arm/neon/mbloopfilter_neon.c
@@ -0,0 +1,625 @@
+/*
+ *  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 <arm_neon.h>
+#include "./vpx_config.h"
+
+static INLINE void vp8_mbloop_filter_neon(
+        uint8x16_t qblimit,  // mblimit
+        uint8x16_t qlimit,   // limit
+        uint8x16_t qthresh,  // thresh
+        uint8x16_t q3,       // p2
+        uint8x16_t q4,       // p2
+        uint8x16_t q5,       // p1
+        uint8x16_t q6,       // p0
+        uint8x16_t q7,       // q0
+        uint8x16_t q8,       // q1
+        uint8x16_t q9,       // q2
+        uint8x16_t q10,      // q3
+        uint8x16_t *q4r,     // p1
+        uint8x16_t *q5r,     // p1
+        uint8x16_t *q6r,     // p0
+        uint8x16_t *q7r,     // q0
+        uint8x16_t *q8r,     // q1
+        uint8x16_t *q9r) {   // q1
+    uint8x16_t q0u8, q1u8, q11u8, q12u8, q13u8, q14u8, q15u8;
+    int16x8_t q0s16, q2s16, q11s16, q12s16, q13s16, q14s16, q15s16;
+    int8x16_t q1s8, q6s8, q7s8, q2s8, q11s8, q13s8;
+    uint16x8_t q0u16, q11u16, q12u16, q13u16, q14u16, q15u16;
+    int8x16_t q0s8, q12s8, q14s8, q15s8;
+    int8x8_t d0, d1, d2, d3, d4, d5, d24, d25, d28, d29;
+
+    q11u8 = vabdq_u8(q3, q4);
+    q12u8 = vabdq_u8(q4, q5);
+    q13u8 = vabdq_u8(q5, q6);
+    q14u8 = vabdq_u8(q8, q7);
+    q1u8  = vabdq_u8(q9, q8);
+    q0u8  = vabdq_u8(q10, q9);
+
+    q11u8 = vmaxq_u8(q11u8, q12u8);
+    q12u8 = vmaxq_u8(q13u8, q14u8);
+    q1u8  = vmaxq_u8(q1u8, q0u8);
+    q15u8 = vmaxq_u8(q11u8, q12u8);
+
+    q12u8 = vabdq_u8(q6, q7);
+
+    // vp8_hevmask
+    q13u8 = vcgtq_u8(q13u8, qthresh);
+    q14u8 = vcgtq_u8(q14u8, qthresh);
+    q15u8 = vmaxq_u8(q15u8, q1u8);
+
+    q15u8 = vcgeq_u8(qlimit, q15u8);
+
+    q1u8 = vabdq_u8(q5, q8);
+    q12u8 = vqaddq_u8(q12u8, q12u8);
+
+    // vp8_filter() function
+    // convert to signed
+    q0u8 = vdupq_n_u8(0x80);
+    q9 = veorq_u8(q9, q0u8);
+    q8 = veorq_u8(q8, q0u8);
+    q7 = veorq_u8(q7, q0u8);
+    q6 = veorq_u8(q6, q0u8);
+    q5 = veorq_u8(q5, q0u8);
+    q4 = veorq_u8(q4, q0u8);
+
+    q1u8 = vshrq_n_u8(q1u8, 1);
+    q12u8 = vqaddq_u8(q12u8, q1u8);
+
+    q14u8 = vorrq_u8(q13u8, q14u8);
+    q12u8 = vcgeq_u8(qblimit, q12u8);
+
+    q2s16 = vsubl_s8(vget_low_s8(vreinterpretq_s8_u8(q7)),
+                     vget_low_s8(vreinterpretq_s8_u8(q6)));
+    q13s16 = vsubl_s8(vget_high_s8(vreinterpretq_s8_u8(q7)),
+                      vget_high_s8(vreinterpretq_s8_u8(q6)));
+
+    q1s8 = vqsubq_s8(vreinterpretq_s8_u8(q5),
+                     vreinterpretq_s8_u8(q8));
+
+    q11s16 = vdupq_n_s16(3);
+    q2s16  = vmulq_s16(q2s16, q11s16);
+    q13s16 = vmulq_s16(q13s16, q11s16);
+
+    q15u8 = vandq_u8(q15u8, q12u8);
+
+    q2s16  = vaddw_s8(q2s16, vget_low_s8(q1s8));
+    q13s16 = vaddw_s8(q13s16, vget_high_s8(q1s8));
+
+    q12u8 = vdupq_n_u8(3);
+    q11u8 = vdupq_n_u8(4);
+    // vp8_filter = clamp(vp8_filter + 3 * ( qs0 - ps0))
+    d2 = vqmovn_s16(q2s16);
+    d3 = vqmovn_s16(q13s16);
+    q1s8 = vcombine_s8(d2, d3);
+    q1s8 = vandq_s8(q1s8, vreinterpretq_s8_u8(q15u8));
+    q13s8 = vandq_s8(q1s8, vreinterpretq_s8_u8(q14u8));
+
+    q2s8 = vqaddq_s8(q13s8, vreinterpretq_s8_u8(q11u8));
+    q13s8 = vqaddq_s8(q13s8, vreinterpretq_s8_u8(q12u8));
+    q2s8 = vshrq_n_s8(q2s8, 3);
+    q13s8 = vshrq_n_s8(q13s8, 3);
+
+    q7s8 = vqsubq_s8(vreinterpretq_s8_u8(q7), q2s8);
+    q6s8 = vqaddq_s8(vreinterpretq_s8_u8(q6), q13s8);
+
+    q1s8 = vbicq_s8(q1s8, vreinterpretq_s8_u8(q14u8));
+
+    q0u16 = q11u16 = q12u16 = q13u16 = q14u16 = q15u16 = vdupq_n_u16(63);
+    d5 = vdup_n_s8(9);
+    d4 = vdup_n_s8(18);
+
+    q0s16  = vmlal_s8(vreinterpretq_s16_u16(q0u16),  vget_low_s8(q1s8),  d5);
+    q11s16 = vmlal_s8(vreinterpretq_s16_u16(q11u16), vget_high_s8(q1s8), d5);
+    d5 = vdup_n_s8(27);
+    q12s16 = vmlal_s8(vreinterpretq_s16_u16(q12u16), vget_low_s8(q1s8),  d4);
+    q13s16 = vmlal_s8(vreinterpretq_s16_u16(q13u16), vget_high_s8(q1s8), d4);
+    q14s16 = vmlal_s8(vreinterpretq_s16_u16(q14u16), vget_low_s8(q1s8),  d5);
+    q15s16 = vmlal_s8(vreinterpretq_s16_u16(q15u16), vget_high_s8(q1s8), d5);
+
+    d0  = vqshrn_n_s16(q0s16 , 7);
+    d1  = vqshrn_n_s16(q11s16, 7);
+    d24 = vqshrn_n_s16(q12s16, 7);
+    d25 = vqshrn_n_s16(q13s16, 7);
+    d28 = vqshrn_n_s16(q14s16, 7);
+    d29 = vqshrn_n_s16(q15s16, 7);
+
+    q0s8  = vcombine_s8(d0, d1);
+    q12s8 = vcombine_s8(d24, d25);
+    q14s8 = vcombine_s8(d28, d29);
+
+    q11s8 = vqsubq_s8(vreinterpretq_s8_u8(q9), q0s8);
+    q0s8  = vqaddq_s8(vreinterpretq_s8_u8(q4), q0s8);
+    q13s8 = vqsubq_s8(vreinterpretq_s8_u8(q8), q12s8);
+    q12s8 = vqaddq_s8(vreinterpretq_s8_u8(q5), q12s8);
+    q15s8 = vqsubq_s8((q7s8), q14s8);
+    q14s8 = vqaddq_s8((q6s8), q14s8);
+
+    q1u8 = vdupq_n_u8(0x80);
+    *q9r = veorq_u8(vreinterpretq_u8_s8(q11s8), q1u8);
+    *q8r = veorq_u8(vreinterpretq_u8_s8(q13s8), q1u8);
+    *q7r = veorq_u8(vreinterpretq_u8_s8(q15s8), q1u8);
+    *q6r = veorq_u8(vreinterpretq_u8_s8(q14s8), q1u8);
+    *q5r = veorq_u8(vreinterpretq_u8_s8(q12s8), q1u8);
+    *q4r = veorq_u8(vreinterpretq_u8_s8(q0s8), q1u8);
+    return;
+}
+
+void vp8_mbloop_filter_horizontal_edge_y_neon(
+        unsigned char *src,
+        int pitch,
+        unsigned char blimit,
+        unsigned char limit,
+        unsigned char thresh) {
+    uint8x16_t qblimit, qlimit, qthresh, q3, q4;
+    uint8x16_t q5, q6, q7, q8, q9, q10;
+
+    qblimit = vdupq_n_u8(blimit);
+    qlimit = vdupq_n_u8(limit);
+    qthresh = vdupq_n_u8(thresh);
+
+    src -= (pitch << 2);
+
+    q3 = vld1q_u8(src);
+    src += pitch;
+    q4 = vld1q_u8(src);
+    src += pitch;
+    q5 = vld1q_u8(src);
+    src += pitch;
+    q6 = vld1q_u8(src);
+    src += pitch;
+    q7 = vld1q_u8(src);
+    src += pitch;
+    q8 = vld1q_u8(src);
+    src += pitch;
+    q9 = vld1q_u8(src);
+    src += pitch;
+    q10 = vld1q_u8(src);
+
+    vp8_mbloop_filter_neon(qblimit, qlimit, qthresh, q3, q4,
+                         q5, q6, q7, q8, q9, q10,
+                         &q4, &q5, &q6, &q7, &q8, &q9);
+
+    src -= (pitch * 6);
+    vst1q_u8(src, q4);
+    src += pitch;
+    vst1q_u8(src, q5);
+    src += pitch;
+    vst1q_u8(src, q6);
+    src += pitch;
+    vst1q_u8(src, q7);
+    src += pitch;
+    vst1q_u8(src, q8);
+    src += pitch;
+    vst1q_u8(src, q9);
+    return;
+}
+
+void vp8_mbloop_filter_horizontal_edge_uv_neon(
+        unsigned char *u,
+        int pitch,
+        unsigned char blimit,
+        unsigned char limit,
+        unsigned char thresh,
+        unsigned char *v) {
+    uint8x16_t qblimit, qlimit, qthresh, q3, q4;
+    uint8x16_t q5, q6, q7, q8, q9, q10;
+    uint8x8_t d6, d7, d8, d9, d10, d11, d12, d13, d14;
+    uint8x8_t d15, d16, d17, d18, d19, d20, d21;
+
+    qblimit = vdupq_n_u8(blimit);
+    qlimit = vdupq_n_u8(limit);
+    qthresh = vdupq_n_u8(thresh);
+
+    u -= (pitch << 2);
+    v -= (pitch << 2);
+
+    d6 = vld1_u8(u);
+    u += pitch;
+    d7 = vld1_u8(v);
+    v += pitch;
+    d8 = vld1_u8(u);
+    u += pitch;
+    d9 = vld1_u8(v);
+    v += pitch;
+    d10 = vld1_u8(u);
+    u += pitch;
+    d11 = vld1_u8(v);
+    v += pitch;
+    d12 = vld1_u8(u);
+    u += pitch;
+    d13 = vld1_u8(v);
+    v += pitch;
+    d14 = vld1_u8(u);
+    u += pitch;
+    d15 = vld1_u8(v);
+    v += pitch;
+    d16 = vld1_u8(u);
+    u += pitch;
+    d17 = vld1_u8(v);
+    v += pitch;
+    d18 = vld1_u8(u);
+    u += pitch;
+    d19 = vld1_u8(v);
+    v += pitch;
+    d20 = vld1_u8(u);
+    d21 = vld1_u8(v);
+
+    q3 = vcombine_u8(d6, d7);
+    q4 = vcombine_u8(d8, d9);
+    q5 = vcombine_u8(d10, d11);
+    q6 = vcombine_u8(d12, d13);
+    q7 = vcombine_u8(d14, d15);
+    q8 = vcombine_u8(d16, d17);
+    q9 = vcombine_u8(d18, d19);
+    q10 = vcombine_u8(d20, d21);
+
+    vp8_mbloop_filter_neon(qblimit, qlimit, qthresh, q3, q4,
+                         q5, q6, q7, q8, q9, q10,
+                         &q4, &q5, &q6, &q7, &q8, &q9);
+
+    u -= (pitch * 6);
+    v -= (pitch * 6);
+    vst1_u8(u, vget_low_u8(q4));
+    u += pitch;
+    vst1_u8(v, vget_high_u8(q4));
+    v += pitch;
+    vst1_u8(u, vget_low_u8(q5));
+    u += pitch;
+    vst1_u8(v, vget_high_u8(q5));
+    v += pitch;
+    vst1_u8(u, vget_low_u8(q6));
+    u += pitch;
+    vst1_u8(v, vget_high_u8(q6));
+    v += pitch;
+    vst1_u8(u, vget_low_u8(q7));
+    u += pitch;
+    vst1_u8(v, vget_high_u8(q7));
+    v += pitch;
+    vst1_u8(u, vget_low_u8(q8));
+    u += pitch;
+    vst1_u8(v, vget_high_u8(q8));
+    v += pitch;
+    vst1_u8(u, vget_low_u8(q9));
+    vst1_u8(v, vget_high_u8(q9));
+    return;
+}
+
+void vp8_mbloop_filter_vertical_edge_y_neon(
+        unsigned char *src,
+        int pitch,
+        unsigned char blimit,
+        unsigned char limit,
+        unsigned char thresh) {
+    unsigned char *s1, *s2;
+    uint8x16_t qblimit, qlimit, qthresh, q3, q4;
+    uint8x16_t q5, q6, q7, q8, q9, q10;
+    uint8x8_t d6, d7, d8, d9, d10, d11, d12, d13, d14;
+    uint8x8_t d15, d16, d17, d18, d19, d20, d21;
+    uint32x4x2_t q2tmp0, q2tmp1, q2tmp2, q2tmp3;
+    uint16x8x2_t q2tmp4, q2tmp5, q2tmp6, q2tmp7;
+    uint8x16x2_t q2tmp8, q2tmp9, q2tmp10, q2tmp11;
+
+    qblimit = vdupq_n_u8(blimit);
+    qlimit = vdupq_n_u8(limit);
+    qthresh = vdupq_n_u8(thresh);
+
+    s1 = src - 4;
+    s2 = s1 + 8 * pitch;
+    d6  = vld1_u8(s1);
+    s1 += pitch;
+    d7  = vld1_u8(s2);
+    s2 += pitch;
+    d8  = vld1_u8(s1);
+    s1 += pitch;
+    d9  = vld1_u8(s2);
+    s2 += pitch;
+    d10 = vld1_u8(s1);
+    s1 += pitch;
+    d11 = vld1_u8(s2);
+    s2 += pitch;
+    d12 = vld1_u8(s1);
+    s1 += pitch;
+    d13 = vld1_u8(s2);
+    s2 += pitch;
+    d14 = vld1_u8(s1);
+    s1 += pitch;
+    d15 = vld1_u8(s2);
+    s2 += pitch;
+    d16 = vld1_u8(s1);
+    s1 += pitch;
+    d17 = vld1_u8(s2);
+    s2 += pitch;
+    d18 = vld1_u8(s1);
+    s1 += pitch;
+    d19 = vld1_u8(s2);
+    s2 += pitch;
+    d20 = vld1_u8(s1);
+    d21 = vld1_u8(s2);
+
+    q3 = vcombine_u8(d6, d7);
+    q4 = vcombine_u8(d8, d9);
+    q5 = vcombine_u8(d10, d11);
+    q6 = vcombine_u8(d12, d13);
+    q7 = vcombine_u8(d14, d15);
+    q8 = vcombine_u8(d16, d17);
+    q9 = vcombine_u8(d18, d19);
+    q10 = vcombine_u8(d20, d21);
+
+    q2tmp0 = vtrnq_u32(vreinterpretq_u32_u8(q3), vreinterpretq_u32_u8(q7));
+    q2tmp1 = vtrnq_u32(vreinterpretq_u32_u8(q4), vreinterpretq_u32_u8(q8));
+    q2tmp2 = vtrnq_u32(vreinterpretq_u32_u8(q5), vreinterpretq_u32_u8(q9));
+    q2tmp3 = vtrnq_u32(vreinterpretq_u32_u8(q6), vreinterpretq_u32_u8(q10));
+
+    q2tmp4 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[0]),
+                       vreinterpretq_u16_u32(q2tmp2.val[0]));
+    q2tmp5 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[0]),
+                       vreinterpretq_u16_u32(q2tmp3.val[0]));
+    q2tmp6 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[1]),
+                       vreinterpretq_u16_u32(q2tmp2.val[1]));
+    q2tmp7 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[1]),
+                       vreinterpretq_u16_u32(q2tmp3.val[1]));
+
+    q2tmp8  = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[0]),
+                       vreinterpretq_u8_u16(q2tmp5.val[0]));
+    q2tmp9  = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[1]),
+                       vreinterpretq_u8_u16(q2tmp5.val[1]));
+    q2tmp10 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[0]),
+                       vreinterpretq_u8_u16(q2tmp7.val[0]));
+    q2tmp11 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[1]),
+                       vreinterpretq_u8_u16(q2tmp7.val[1]));
+
+    q3 = q2tmp8.val[0];
+    q4 = q2tmp8.val[1];
+    q5 = q2tmp9.val[0];
+    q6 = q2tmp9.val[1];
+    q7 = q2tmp10.val[0];
+    q8 = q2tmp10.val[1];
+    q9 = q2tmp11.val[0];
+    q10 = q2tmp11.val[1];
+
+    vp8_mbloop_filter_neon(qblimit, qlimit, qthresh, q3, q4,
+                         q5, q6, q7, q8, q9, q10,
+                         &q4, &q5, &q6, &q7, &q8, &q9);
+
+    q2tmp0 = vtrnq_u32(vreinterpretq_u32_u8(q3), vreinterpretq_u32_u8(q7));
+    q2tmp1 = vtrnq_u32(vreinterpretq_u32_u8(q4), vreinterpretq_u32_u8(q8));
+    q2tmp2 = vtrnq_u32(vreinterpretq_u32_u8(q5), vreinterpretq_u32_u8(q9));
+    q2tmp3 = vtrnq_u32(vreinterpretq_u32_u8(q6), vreinterpretq_u32_u8(q10));
+
+    q2tmp4 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[0]),
+                       vreinterpretq_u16_u32(q2tmp2.val[0]));
+    q2tmp5 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[0]),
+                       vreinterpretq_u16_u32(q2tmp3.val[0]));
+    q2tmp6 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[1]),
+                       vreinterpretq_u16_u32(q2tmp2.val[1]));
+    q2tmp7 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[1]),
+                       vreinterpretq_u16_u32(q2tmp3.val[1]));
+
+    q2tmp8  = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[0]),
+                       vreinterpretq_u8_u16(q2tmp5.val[0]));
+    q2tmp9  = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[1]),
+                       vreinterpretq_u8_u16(q2tmp5.val[1]));
+    q2tmp10 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[0]),
+                       vreinterpretq_u8_u16(q2tmp7.val[0]));
+    q2tmp11 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[1]),
+                       vreinterpretq_u8_u16(q2tmp7.val[1]));
+
+    q3 = q2tmp8.val[0];
+    q4 = q2tmp8.val[1];
+    q5 = q2tmp9.val[0];
+    q6 = q2tmp9.val[1];
+    q7 = q2tmp10.val[0];
+    q8 = q2tmp10.val[1];
+    q9 = q2tmp11.val[0];
+    q10 = q2tmp11.val[1];
+
+    s1 -= 7 * pitch;
+    s2 -= 7 * pitch;
+
+    vst1_u8(s1, vget_low_u8(q3));
+    s1 += pitch;
+    vst1_u8(s2, vget_high_u8(q3));
+    s2 += pitch;
+    vst1_u8(s1, vget_low_u8(q4));
+    s1 += pitch;
+    vst1_u8(s2, vget_high_u8(q4));
+    s2 += pitch;
+    vst1_u8(s1, vget_low_u8(q5));
+    s1 += pitch;
+    vst1_u8(s2, vget_high_u8(q5));
+    s2 += pitch;
+    vst1_u8(s1, vget_low_u8(q6));
+    s1 += pitch;
+    vst1_u8(s2, vget_high_u8(q6));
+    s2 += pitch;
+    vst1_u8(s1, vget_low_u8(q7));
+    s1 += pitch;
+    vst1_u8(s2, vget_high_u8(q7));
+    s2 += pitch;
+    vst1_u8(s1, vget_low_u8(q8));
+    s1 += pitch;
+    vst1_u8(s2, vget_high_u8(q8));
+    s2 += pitch;
+    vst1_u8(s1, vget_low_u8(q9));
+    s1 += pitch;
+    vst1_u8(s2, vget_high_u8(q9));
+    s2 += pitch;
+    vst1_u8(s1, vget_low_u8(q10));
+    vst1_u8(s2, vget_high_u8(q10));
+    return;
+}
+
+void vp8_mbloop_filter_vertical_edge_uv_neon(
+        unsigned char *u,
+        int pitch,
+        unsigned char blimit,
+        unsigned char limit,
+        unsigned char thresh,
+        unsigned char *v) {
+    unsigned char *us, *ud;
+    unsigned char *vs, *vd;
+    uint8x16_t qblimit, qlimit, qthresh, q3, q4;
+    uint8x16_t q5, q6, q7, q8, q9, q10;
+    uint8x8_t d6, d7, d8, d9, d10, d11, d12, d13, d14;
+    uint8x8_t d15, d16, d17, d18, d19, d20, d21;
+    uint32x4x2_t q2tmp0, q2tmp1, q2tmp2, q2tmp3;
+    uint16x8x2_t q2tmp4, q2tmp5, q2tmp6, q2tmp7;
+    uint8x16x2_t q2tmp8, q2tmp9, q2tmp10, q2tmp11;
+
+    qblimit = vdupq_n_u8(blimit);
+    qlimit = vdupq_n_u8(limit);
+    qthresh = vdupq_n_u8(thresh);
+
+    us = u - 4;
+    vs = v - 4;
+    d6 = vld1_u8(us);
+    us += pitch;
+    d7 = vld1_u8(vs);
+    vs += pitch;
+    d8 = vld1_u8(us);
+    us += pitch;
+    d9 = vld1_u8(vs);
+    vs += pitch;
+    d10 = vld1_u8(us);
+    us += pitch;
+    d11 = vld1_u8(vs);
+    vs += pitch;
+    d12 = vld1_u8(us);
+    us += pitch;
+    d13 = vld1_u8(vs);
+    vs += pitch;
+    d14 = vld1_u8(us);
+    us += pitch;
+    d15 = vld1_u8(vs);
+    vs += pitch;
+    d16 = vld1_u8(us);
+    us += pitch;
+    d17 = vld1_u8(vs);
+    vs += pitch;
+    d18 = vld1_u8(us);
+    us += pitch;
+    d19 = vld1_u8(vs);
+    vs += pitch;
+    d20 = vld1_u8(us);
+    d21 = vld1_u8(vs);
+
+    q3 = vcombine_u8(d6, d7);
+    q4 = vcombine_u8(d8, d9);
+    q5 = vcombine_u8(d10, d11);
+    q6 = vcombine_u8(d12, d13);
+    q7 = vcombine_u8(d14, d15);
+    q8 = vcombine_u8(d16, d17);
+    q9 = vcombine_u8(d18, d19);
+    q10 = vcombine_u8(d20, d21);
+
+    q2tmp0 = vtrnq_u32(vreinterpretq_u32_u8(q3), vreinterpretq_u32_u8(q7));
+    q2tmp1 = vtrnq_u32(vreinterpretq_u32_u8(q4), vreinterpretq_u32_u8(q8));
+    q2tmp2 = vtrnq_u32(vreinterpretq_u32_u8(q5), vreinterpretq_u32_u8(q9));
+    q2tmp3 = vtrnq_u32(vreinterpretq_u32_u8(q6), vreinterpretq_u32_u8(q10));
+
+    q2tmp4 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[0]),
+                       vreinterpretq_u16_u32(q2tmp2.val[0]));
+    q2tmp5 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[0]),
+                       vreinterpretq_u16_u32(q2tmp3.val[0]));
+    q2tmp6 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[1]),
+                       vreinterpretq_u16_u32(q2tmp2.val[1]));
+    q2tmp7 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[1]),
+                       vreinterpretq_u16_u32(q2tmp3.val[1]));
+
+    q2tmp8  = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[0]),
+                       vreinterpretq_u8_u16(q2tmp5.val[0]));
+    q2tmp9  = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[1]),
+                       vreinterpretq_u8_u16(q2tmp5.val[1]));
+    q2tmp10 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[0]),
+                       vreinterpretq_u8_u16(q2tmp7.val[0]));
+    q2tmp11 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[1]),
+                       vreinterpretq_u8_u16(q2tmp7.val[1]));
+
+    q3 = q2tmp8.val[0];
+    q4 = q2tmp8.val[1];
+    q5 = q2tmp9.val[0];
+    q6 = q2tmp9.val[1];
+    q7 = q2tmp10.val[0];
+    q8 = q2tmp10.val[1];
+    q9 = q2tmp11.val[0];
+    q10 = q2tmp11.val[1];
+
+    vp8_mbloop_filter_neon(qblimit, qlimit, qthresh, q3, q4,
+                         q5, q6, q7, q8, q9, q10,
+                         &q4, &q5, &q6, &q7, &q8, &q9);
+
+    q2tmp0 = vtrnq_u32(vreinterpretq_u32_u8(q3), vreinterpretq_u32_u8(q7));
+    q2tmp1 = vtrnq_u32(vreinterpretq_u32_u8(q4), vreinterpretq_u32_u8(q8));
+    q2tmp2 = vtrnq_u32(vreinterpretq_u32_u8(q5), vreinterpretq_u32_u8(q9));
+    q2tmp3 = vtrnq_u32(vreinterpretq_u32_u8(q6), vreinterpretq_u32_u8(q10));
+
+    q2tmp4 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[0]),
+                       vreinterpretq_u16_u32(q2tmp2.val[0]));
+    q2tmp5 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[0]),
+                       vreinterpretq_u16_u32(q2tmp3.val[0]));
+    q2tmp6 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[1]),
+                       vreinterpretq_u16_u32(q2tmp2.val[1]));
+    q2tmp7 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[1]),
+                       vreinterpretq_u16_u32(q2tmp3.val[1]));
+
+    q2tmp8  = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[0]),
+                       vreinterpretq_u8_u16(q2tmp5.val[0]));
+    q2tmp9  = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[1]),
+                       vreinterpretq_u8_u16(q2tmp5.val[1]));
+    q2tmp10 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[0]),
+                       vreinterpretq_u8_u16(q2tmp7.val[0]));
+    q2tmp11 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[1]),
+                       vreinterpretq_u8_u16(q2tmp7.val[1]));
+
+    q3 = q2tmp8.val[0];
+    q4 = q2tmp8.val[1];
+    q5 = q2tmp9.val[0];
+    q6 = q2tmp9.val[1];
+    q7 = q2tmp10.val[0];
+    q8 = q2tmp10.val[1];
+    q9 = q2tmp11.val[0];
+    q10 = q2tmp11.val[1];
+
+    ud = u - 4;
+    vst1_u8(ud, vget_low_u8(q3));
+    ud += pitch;
+    vst1_u8(ud, vget_low_u8(q4));
+    ud += pitch;
+    vst1_u8(ud, vget_low_u8(q5));
+    ud += pitch;
+    vst1_u8(ud, vget_low_u8(q6));
+    ud += pitch;
+    vst1_u8(ud, vget_low_u8(q7));
+    ud += pitch;
+    vst1_u8(ud, vget_low_u8(q8));
+    ud += pitch;
+    vst1_u8(ud, vget_low_u8(q9));
+    ud += pitch;
+    vst1_u8(ud, vget_low_u8(q10));
+
+    vd = v - 4;
+    vst1_u8(vd, vget_high_u8(q3));
+    vd += pitch;
+    vst1_u8(vd, vget_high_u8(q4));
+    vd += pitch;
+    vst1_u8(vd, vget_high_u8(q5));
+    vd += pitch;
+    vst1_u8(vd, vget_high_u8(q6));
+    vd += pitch;
+    vst1_u8(vd, vget_high_u8(q7));
+    vd += pitch;
+    vst1_u8(vd, vget_high_u8(q8));
+    vd += pitch;
+    vst1_u8(vd, vget_high_u8(q9));
+    vd += pitch;
+    vst1_u8(vd, vget_high_u8(q10));
+    return;
+}
diff --git a/vp8/common/arm/neon/sad16_neon.asm b/vp8/common/arm/neon/sad16_neon.asm
deleted file mode 100644
index 7197e56..0000000
--- a/vp8/common/arm/neon/sad16_neon.asm
+++ /dev/null
@@ -1,212 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-
-
-    EXPORT  |vp8_sad16x16_neon|
-    EXPORT  |vp8_sad16x8_neon|
-
-    ARM
-    REQUIRE8
-    PRESERVE8
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-
-; r0    unsigned char *src_ptr
-; r1    int  src_stride
-; r2    unsigned char *ref_ptr
-; r3    int  ref_stride
-|vp8_sad16x16_neon| PROC
-;;
-    vpush           {d8-d15}
-    vld1.8          {q0}, [r0], r1
-    vld1.8          {q4}, [r2], r3
-
-    vld1.8          {q1}, [r0], r1
-    vld1.8          {q5}, [r2], r3
-
-    vabdl.u8        q12, d0, d8
-    vabdl.u8        q13, d1, d9
-
-    vld1.8          {q2}, [r0], r1
-    vld1.8          {q6}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-    vabal.u8        q13, d3, d11
-
-    vld1.8          {q3}, [r0], r1
-    vld1.8          {q7}, [r2], r3
-
-    vabal.u8        q12, d4, d12
-    vabal.u8        q13, d5, d13
-
-;;
-    vld1.8          {q0}, [r0], r1
-    vld1.8          {q4}, [r2], r3
-
-    vabal.u8        q12, d6, d14
-    vabal.u8        q13, d7, d15
-
-    vld1.8          {q1}, [r0], r1
-    vld1.8          {q5}, [r2], r3
-
-    vabal.u8        q12, d0, d8
-    vabal.u8        q13, d1, d9
-
-    vld1.8          {q2}, [r0], r1
-    vld1.8          {q6}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-    vabal.u8        q13, d3, d11
-
-    vld1.8          {q3}, [r0], r1
-    vld1.8          {q7}, [r2], r3
-
-    vabal.u8        q12, d4, d12
-    vabal.u8        q13, d5, d13
-
-;;
-    vld1.8          {q0}, [r0], r1
-    vld1.8          {q4}, [r2], r3
-
-    vabal.u8        q12, d6, d14
-    vabal.u8        q13, d7, d15
-
-    vld1.8          {q1}, [r0], r1
-    vld1.8          {q5}, [r2], r3
-
-    vabal.u8        q12, d0, d8
-    vabal.u8        q13, d1, d9
-
-    vld1.8          {q2}, [r0], r1
-    vld1.8          {q6}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-    vabal.u8        q13, d3, d11
-
-    vld1.8          {q3}, [r0], r1
-    vld1.8          {q7}, [r2], r3
-
-    vabal.u8        q12, d4, d12
-    vabal.u8        q13, d5, d13
-
-;;
-    vld1.8          {q0}, [r0], r1
-    vld1.8          {q4}, [r2], r3
-
-    vabal.u8        q12, d6, d14
-    vabal.u8        q13, d7, d15
-
-    vld1.8          {q1}, [r0], r1
-    vld1.8          {q5}, [r2], r3
-
-    vabal.u8        q12, d0, d8
-    vabal.u8        q13, d1, d9
-
-    vld1.8          {q2}, [r0], r1
-    vld1.8          {q6}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-    vabal.u8        q13, d3, d11
-
-    vld1.8          {q3}, [r0]
-    vld1.8          {q7}, [r2]
-
-    vabal.u8        q12, d4, d12
-    vabal.u8        q13, d5, d13
-
-    vabal.u8        q12, d6, d14
-    vabal.u8        q13, d7, d15
-
-    vadd.u16        q0, q12, q13
-
-    vpaddl.u16      q1, q0
-    vpaddl.u32      q0, q1
-
-    vadd.u32        d0, d0, d1
-
-    vmov.32         r0, d0[0]
-
-    vpop            {d8-d15}
-    bx              lr
-
-    ENDP
-
-;==============================
-;unsigned int vp8_sad16x8_c(
-;    unsigned char *src_ptr,
-;    int  src_stride,
-;    unsigned char *ref_ptr,
-;    int  ref_stride)
-|vp8_sad16x8_neon| PROC
-    vpush           {d8-d15}
-
-    vld1.8          {q0}, [r0], r1
-    vld1.8          {q4}, [r2], r3
-
-    vld1.8          {q1}, [r0], r1
-    vld1.8          {q5}, [r2], r3
-
-    vabdl.u8        q12, d0, d8
-    vabdl.u8        q13, d1, d9
-
-    vld1.8          {q2}, [r0], r1
-    vld1.8          {q6}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-    vabal.u8        q13, d3, d11
-
-    vld1.8          {q3}, [r0], r1
-    vld1.8          {q7}, [r2], r3
-
-    vabal.u8        q12, d4, d12
-    vabal.u8        q13, d5, d13
-
-    vld1.8          {q0}, [r0], r1
-    vld1.8          {q4}, [r2], r3
-
-    vabal.u8        q12, d6, d14
-    vabal.u8        q13, d7, d15
-
-    vld1.8          {q1}, [r0], r1
-    vld1.8          {q5}, [r2], r3
-
-    vabal.u8        q12, d0, d8
-    vabal.u8        q13, d1, d9
-
-    vld1.8          {q2}, [r0], r1
-    vld1.8          {q6}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-    vabal.u8        q13, d3, d11
-
-    vld1.8          {q3}, [r0], r1
-    vld1.8          {q7}, [r2], r3
-
-    vabal.u8        q12, d4, d12
-    vabal.u8        q13, d5, d13
-
-    vabal.u8        q12, d6, d14
-    vabal.u8        q13, d7, d15
-
-    vadd.u16        q0, q12, q13
-
-    vpaddl.u16      q1, q0
-    vpaddl.u32      q0, q1
-
-    vadd.u32        d0, d0, d1
-
-    vmov.32         r0, d0[0]
-
-    vpop            {d8-d15}
-    bx              lr
-
-    ENDP
-
-    END
diff --git a/vp8/common/arm/neon/sad8_neon.asm b/vp8/common/arm/neon/sad8_neon.asm
deleted file mode 100644
index 6b849d9..0000000
--- a/vp8/common/arm/neon/sad8_neon.asm
+++ /dev/null
@@ -1,215 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-
-
-    EXPORT  |vp8_sad8x8_neon|
-    EXPORT  |vp8_sad8x16_neon|
-    EXPORT  |vp8_sad4x4_neon|
-
-    ARM
-    REQUIRE8
-    PRESERVE8
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-; unsigned int vp8_sad8x8_c(
-;    unsigned char *src_ptr,
-;    int  src_stride,
-;    unsigned char *ref_ptr,
-;    int  ref_stride)
-
-|vp8_sad8x8_neon| PROC
-    vpush           {d8-d15}
-    vld1.8          {d0}, [r0], r1
-    vld1.8          {d8}, [r2], r3
-
-    vld1.8          {d2}, [r0], r1
-    vld1.8          {d10}, [r2], r3
-
-    vabdl.u8        q12, d0, d8
-
-    vld1.8          {d4}, [r0], r1
-    vld1.8          {d12}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-
-    vld1.8          {d6}, [r0], r1
-    vld1.8          {d14}, [r2], r3
-
-    vabal.u8        q12, d4, d12
-
-    vld1.8          {d0}, [r0], r1
-    vld1.8          {d8}, [r2], r3
-
-    vabal.u8        q12, d6, d14
-
-    vld1.8          {d2}, [r0], r1
-    vld1.8          {d10}, [r2], r3
-
-    vabal.u8        q12, d0, d8
-
-    vld1.8          {d4}, [r0], r1
-    vld1.8          {d12}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-
-    vld1.8          {d6}, [r0], r1
-    vld1.8          {d14}, [r2], r3
-
-    vabal.u8        q12, d4, d12
-    vabal.u8        q12, d6, d14
-
-    vpaddl.u16      q1, q12
-    vpaddl.u32      q0, q1
-    vadd.u32        d0, d0, d1
-
-    vmov.32         r0, d0[0]
-
-    vpop            {d8-d15}
-    bx              lr
-
-    ENDP
-
-;============================
-;unsigned int vp8_sad8x16_c(
-;    unsigned char *src_ptr,
-;    int  src_stride,
-;    unsigned char *ref_ptr,
-;    int  ref_stride)
-
-|vp8_sad8x16_neon| PROC
-    vpush           {d8-d15}
-    vld1.8          {d0}, [r0], r1
-    vld1.8          {d8}, [r2], r3
-
-    vld1.8          {d2}, [r0], r1
-    vld1.8          {d10}, [r2], r3
-
-    vabdl.u8        q12, d0, d8
-
-    vld1.8          {d4}, [r0], r1
-    vld1.8          {d12}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-
-    vld1.8          {d6}, [r0], r1
-    vld1.8          {d14}, [r2], r3
-
-    vabal.u8        q12, d4, d12
-
-    vld1.8          {d0}, [r0], r1
-    vld1.8          {d8}, [r2], r3
-
-    vabal.u8        q12, d6, d14
-
-    vld1.8          {d2}, [r0], r1
-    vld1.8          {d10}, [r2], r3
-
-    vabal.u8        q12, d0, d8
-
-    vld1.8          {d4}, [r0], r1
-    vld1.8          {d12}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-
-    vld1.8          {d6}, [r0], r1
-    vld1.8          {d14}, [r2], r3
-
-    vabal.u8        q12, d4, d12
-
-    vld1.8          {d0}, [r0], r1
-    vld1.8          {d8}, [r2], r3
-
-    vabal.u8        q12, d6, d14
-
-    vld1.8          {d2}, [r0], r1
-    vld1.8          {d10}, [r2], r3
-
-    vabal.u8        q12, d0, d8
-
-    vld1.8          {d4}, [r0], r1
-    vld1.8          {d12}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-
-    vld1.8          {d6}, [r0], r1
-    vld1.8          {d14}, [r2], r3
-
-    vabal.u8        q12, d4, d12
-
-    vld1.8          {d0}, [r0], r1
-    vld1.8          {d8}, [r2], r3
-
-    vabal.u8        q12, d6, d14
-
-    vld1.8          {d2}, [r0], r1
-    vld1.8          {d10}, [r2], r3
-
-    vabal.u8        q12, d0, d8
-
-    vld1.8          {d4}, [r0], r1
-    vld1.8          {d12}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-
-    vld1.8          {d6}, [r0], r1
-    vld1.8          {d14}, [r2], r3
-
-    vabal.u8        q12, d4, d12
-    vabal.u8        q12, d6, d14
-
-    vpaddl.u16      q1, q12
-    vpaddl.u32      q0, q1
-    vadd.u32        d0, d0, d1
-
-    vmov.32         r0, d0[0]
-
-    vpop            {d8-d15}
-    bx              lr
-
-    ENDP
-
-;===========================
-;unsigned int vp8_sad4x4_c(
-;    unsigned char *src_ptr,
-;    int  src_stride,
-;    unsigned char *ref_ptr,
-;    int  ref_stride)
-
-|vp8_sad4x4_neon| PROC
-    vpush           {d8-d15}
-    vld1.8          {d0}, [r0], r1
-    vld1.8          {d8}, [r2], r3
-
-    vld1.8          {d2}, [r0], r1
-    vld1.8          {d10}, [r2], r3
-
-    vabdl.u8        q12, d0, d8
-
-    vld1.8          {d4}, [r0], r1
-    vld1.8          {d12}, [r2], r3
-
-    vabal.u8        q12, d2, d10
-
-    vld1.8          {d6}, [r0], r1
-    vld1.8          {d14}, [r2], r3
-
-    vabal.u8        q12, d4, d12
-    vabal.u8        q12, d6, d14
-
-    vpaddl.u16      d1, d24
-    vpaddl.u32      d0, d1
-    vmov.32         r0, d0[0]
-
-    vpop            {d8-d15}
-    bx              lr
-
-    ENDP
-
-    END
diff --git a/vp8/common/arm/neon/sad_neon.c b/vp8/common/arm/neon/sad_neon.c
new file mode 100644
index 0000000..6595ac0
--- /dev/null
+++ b/vp8/common/arm/neon/sad_neon.c
@@ -0,0 +1,184 @@
+/*
+ *  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 <arm_neon.h>
+
+unsigned int vp8_sad8x8_neon(
+        unsigned char *src_ptr,
+        int src_stride,
+        unsigned char *ref_ptr,
+        int ref_stride) {
+    uint8x8_t d0, d8;
+    uint16x8_t q12;
+    uint32x4_t q1;
+    uint64x2_t q3;
+    uint32x2_t d5;
+    int i;
+
+    d0 = vld1_u8(src_ptr);
+    src_ptr += src_stride;
+    d8 = vld1_u8(ref_ptr);
+    ref_ptr += ref_stride;
+    q12 = vabdl_u8(d0, d8);
+
+    for (i = 0; i < 7; i++) {
+        d0 = vld1_u8(src_ptr);
+        src_ptr += src_stride;
+        d8 = vld1_u8(ref_ptr);
+        ref_ptr += ref_stride;
+        q12 = vabal_u8(q12, d0, d8);
+    }
+
+    q1 = vpaddlq_u16(q12);
+    q3 = vpaddlq_u32(q1);
+    d5 = vadd_u32(vreinterpret_u32_u64(vget_low_u64(q3)),
+                  vreinterpret_u32_u64(vget_high_u64(q3)));
+
+    return vget_lane_u32(d5, 0);
+}
+
+unsigned int vp8_sad8x16_neon(
+        unsigned char *src_ptr,
+        int src_stride,
+        unsigned char *ref_ptr,
+        int ref_stride) {
+    uint8x8_t d0, d8;
+    uint16x8_t q12;
+    uint32x4_t q1;
+    uint64x2_t q3;
+    uint32x2_t d5;
+    int i;
+
+    d0 = vld1_u8(src_ptr);
+    src_ptr += src_stride;
+    d8 = vld1_u8(ref_ptr);
+    ref_ptr += ref_stride;
+    q12 = vabdl_u8(d0, d8);
+
+    for (i = 0; i < 15; i++) {
+        d0 = vld1_u8(src_ptr);
+        src_ptr += src_stride;
+        d8 = vld1_u8(ref_ptr);
+        ref_ptr += ref_stride;
+        q12 = vabal_u8(q12, d0, d8);
+    }
+
+    q1 = vpaddlq_u16(q12);
+    q3 = vpaddlq_u32(q1);
+    d5 = vadd_u32(vreinterpret_u32_u64(vget_low_u64(q3)),
+                  vreinterpret_u32_u64(vget_high_u64(q3)));
+
+    return vget_lane_u32(d5, 0);
+}
+
+unsigned int vp8_sad4x4_neon(
+        unsigned char *src_ptr,
+        int src_stride,
+        unsigned char *ref_ptr,
+        int ref_stride) {
+    uint8x8_t d0, d8;
+    uint16x8_t q12;
+    uint32x2_t d1;
+    uint64x1_t d3;
+    int i;
+
+    d0 = vld1_u8(src_ptr);
+    src_ptr += src_stride;
+    d8 = vld1_u8(ref_ptr);
+    ref_ptr += ref_stride;
+    q12 = vabdl_u8(d0, d8);
+
+    for (i = 0; i < 3; i++) {
+        d0 = vld1_u8(src_ptr);
+        src_ptr += src_stride;
+        d8 = vld1_u8(ref_ptr);
+        ref_ptr += ref_stride;
+        q12 = vabal_u8(q12, d0, d8);
+    }
+
+    d1 = vpaddl_u16(vget_low_u16(q12));
+    d3 = vpaddl_u32(d1);
+
+    return vget_lane_u32(vreinterpret_u32_u64(d3), 0);
+}
+
+unsigned int vp8_sad16x16_neon(
+        unsigned char *src_ptr,
+        int src_stride,
+        unsigned char *ref_ptr,
+        int ref_stride) {
+    uint8x16_t q0, q4;
+    uint16x8_t q12, q13;
+    uint32x4_t q1;
+    uint64x2_t q3;
+    uint32x2_t d5;
+    int i;
+
+    q0 = vld1q_u8(src_ptr);
+    src_ptr += src_stride;
+    q4 = vld1q_u8(ref_ptr);
+    ref_ptr += ref_stride;
+    q12 = vabdl_u8(vget_low_u8(q0), vget_low_u8(q4));
+    q13 = vabdl_u8(vget_high_u8(q0), vget_high_u8(q4));
+
+    for (i = 0; i < 15; i++) {
+        q0 = vld1q_u8(src_ptr);
+        src_ptr += src_stride;
+        q4 = vld1q_u8(ref_ptr);
+        ref_ptr += ref_stride;
+        q12 = vabal_u8(q12, vget_low_u8(q0), vget_low_u8(q4));
+        q13 = vabal_u8(q13, vget_high_u8(q0), vget_high_u8(q4));
+    }
+
+    q12 = vaddq_u16(q12, q13);
+    q1 = vpaddlq_u16(q12);
+    q3 = vpaddlq_u32(q1);
+    d5 = vadd_u32(vreinterpret_u32_u64(vget_low_u64(q3)),
+                  vreinterpret_u32_u64(vget_high_u64(q3)));
+
+    return vget_lane_u32(d5, 0);
+}
+
+unsigned int vp8_sad16x8_neon(
+        unsigned char *src_ptr,
+        int src_stride,
+        unsigned char *ref_ptr,
+        int ref_stride) {
+    uint8x16_t q0, q4;
+    uint16x8_t q12, q13;
+    uint32x4_t q1;
+    uint64x2_t q3;
+    uint32x2_t d5;
+    int i;
+
+    q0 = vld1q_u8(src_ptr);
+    src_ptr += src_stride;
+    q4 = vld1q_u8(ref_ptr);
+    ref_ptr += ref_stride;
+    q12 = vabdl_u8(vget_low_u8(q0), vget_low_u8(q4));
+    q13 = vabdl_u8(vget_high_u8(q0), vget_high_u8(q4));
+
+    for (i = 0; i < 7; i++) {
+        q0 = vld1q_u8(src_ptr);
+        src_ptr += src_stride;
+        q4 = vld1q_u8(ref_ptr);
+        ref_ptr += ref_stride;
+        q12 = vabal_u8(q12, vget_low_u8(q0), vget_low_u8(q4));
+        q13 = vabal_u8(q13, vget_high_u8(q0), vget_high_u8(q4));
+    }
+
+    q12 = vaddq_u16(q12, q13);
+    q1 = vpaddlq_u16(q12);
+    q3 = vpaddlq_u32(q1);
+    d5 = vadd_u32(vreinterpret_u32_u64(vget_low_u64(q3)),
+                  vreinterpret_u32_u64(vget_high_u64(q3)));
+
+    return vget_lane_u32(d5, 0);
+}
diff --git a/vp8/common/arm/neon/shortidct4x4llm_neon.asm b/vp8/common/arm/neon/shortidct4x4llm_neon.asm
deleted file mode 100644
index 87ca887..0000000
--- a/vp8/common/arm/neon/shortidct4x4llm_neon.asm
+++ /dev/null
@@ -1,142 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-
-
-    EXPORT  |vp8_short_idct4x4llm_neon|
-    ARM
-    REQUIRE8
-    PRESERVE8
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-
-;*************************************************************
-;void vp8_short_idct4x4llm_c(short *input, unsigned char *pred, int pitch,
-;                            unsigned char *dst, int stride)
-;r0 short * input
-;r1 short * pred
-;r2 int pitch
-;r3 unsigned char dst
-;sp int stride
-;*************************************************************
-
-; static const int cospi8sqrt2minus1=20091;
-; static const int sinpi8sqrt2      =35468;
-; static const int rounding = 0;
-
-; Optimization note: The resulted data from dequantization are signed
-; 13-bit data that is in the range of [-4096, 4095]. This allows to
-; use "vqdmulh"(neon) instruction since it won't go out of range
-; (13+16+1=30bits<32bits). This instruction gives the high half
-; result of the multiplication that is needed in IDCT.
-
-|vp8_short_idct4x4llm_neon| PROC
-    vpush           {d8-d15}
-
-    adr             r12, idct_coeff
-    vld1.16         {q1, q2}, [r0]
-    vld1.16         {d0}, [r12]
-
-    vswp            d3, d4                  ;q2(vp[4] vp[12])
-    ldr             r0, [sp, #64]           ; stride
-
-    vqdmulh.s16     q3, q2, d0[2]
-    vqdmulh.s16     q4, q2, d0[0]
-
-    vqadd.s16       d12, d2, d3             ;a1
-    vqsub.s16       d13, d2, d3             ;b1
-
-    vshr.s16        q3, q3, #1
-    vshr.s16        q4, q4, #1
-
-    vqadd.s16       q3, q3, q2              ;modify since sinpi8sqrt2 > 65536/2 (negtive number)
-    vqadd.s16       q4, q4, q2
-
-    ;d6 - c1:temp1
-    ;d7 - d1:temp2
-    ;d8 - d1:temp1
-    ;d9 - c1:temp2
-
-    vqsub.s16       d10, d6, d9             ;c1
-    vqadd.s16       d11, d7, d8             ;d1
-
-    vqadd.s16       d2, d12, d11
-    vqadd.s16       d3, d13, d10
-    vqsub.s16       d4, d13, d10
-    vqsub.s16       d5, d12, d11
-
-    vtrn.32         d2, d4
-    vtrn.32         d3, d5
-    vtrn.16         d2, d3
-    vtrn.16         d4, d5
-
-    vswp            d3, d4
-
-    vqdmulh.s16     q3, q2, d0[2]
-    vqdmulh.s16     q4, q2, d0[0]
-
-    vqadd.s16       d12, d2, d3             ;a1
-    vqsub.s16       d13, d2, d3             ;b1
-
-    vshr.s16        q3, q3, #1
-    vshr.s16        q4, q4, #1
-
-    vqadd.s16       q3, q3, q2              ;modify since sinpi8sqrt2 > 65536/2 (negtive number)
-    vqadd.s16       q4, q4, q2
-
-    vqsub.s16       d10, d6, d9             ;c1
-    vqadd.s16       d11, d7, d8             ;d1
-
-    vqadd.s16       d2, d12, d11
-    vqadd.s16       d3, d13, d10
-    vqsub.s16       d4, d13, d10
-    vqsub.s16       d5, d12, d11
-
-    vrshr.s16       d2, d2, #3
-    vrshr.s16       d3, d3, #3
-    vrshr.s16       d4, d4, #3
-    vrshr.s16       d5, d5, #3
-
-    vtrn.32         d2, d4
-    vtrn.32         d3, d5
-    vtrn.16         d2, d3
-    vtrn.16         d4, d5
-
-    ; load prediction data
-    vld1.32         d6[0], [r1], r2
-    vld1.32         d6[1], [r1], r2
-    vld1.32         d7[0], [r1], r2
-    vld1.32         d7[1], [r1], r2
-
-    ; add prediction and residual
-    vaddw.u8        q1, q1, d6
-    vaddw.u8        q2, q2, d7
-
-    vqmovun.s16     d1, q1
-    vqmovun.s16     d2, q2
-
-    ; store to destination
-    vst1.32         d1[0], [r3], r0
-    vst1.32         d1[1], [r3], r0
-    vst1.32         d2[0], [r3], r0
-    vst1.32         d2[1], [r3], r0
-
-    vpop            {d8-d15}
-    bx              lr
-
-    ENDP
-
-;-----------------
-
-idct_coeff
-    DCD     0x4e7b4e7b, 0x8a8c8a8c
-
-;20091, 20091, 35468, 35468
-
-    END
diff --git a/vp8/common/arm/neon/shortidct4x4llm_neon.c b/vp8/common/arm/neon/shortidct4x4llm_neon.c
new file mode 100644
index 0000000..373afa6
--- /dev/null
+++ b/vp8/common/arm/neon/shortidct4x4llm_neon.c
@@ -0,0 +1,123 @@
+/*
+ *  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 <arm_neon.h>
+
+static const int16_t cospi8sqrt2minus1 = 20091;
+static const int16_t sinpi8sqrt2       = 35468;
+
+void vp8_short_idct4x4llm_neon(
+        int16_t *input,
+        unsigned char *pred_ptr,
+        int pred_stride,
+        unsigned char *dst_ptr,
+        int dst_stride) {
+    int i;
+    uint32x2_t d6u32 = vdup_n_u32(0);
+    uint8x8_t d1u8;
+    int16x4_t d2, d3, d4, d5, d10, d11, d12, d13;
+    uint16x8_t q1u16;
+    int16x8_t q1s16, q2s16, q3s16, q4s16;
+    int32x2x2_t v2tmp0, v2tmp1;
+    int16x4x2_t v2tmp2, v2tmp3;
+
+    d2 = vld1_s16(input);
+    d3 = vld1_s16(input + 4);
+    d4 = vld1_s16(input + 8);
+    d5 = vld1_s16(input + 12);
+
+    // 1st for loop
+    q1s16 = vcombine_s16(d2, d4);  // Swap d3 d4 here
+    q2s16 = vcombine_s16(d3, d5);
+
+    q3s16 = vqdmulhq_n_s16(q2s16, sinpi8sqrt2);
+    q4s16 = vqdmulhq_n_s16(q2s16, cospi8sqrt2minus1);
+
+    d12 = vqadd_s16(vget_low_s16(q1s16), vget_high_s16(q1s16));  // a1
+    d13 = vqsub_s16(vget_low_s16(q1s16), vget_high_s16(q1s16));  // b1
+
+    q3s16 = vshrq_n_s16(q3s16, 1);
+    q4s16 = vshrq_n_s16(q4s16, 1);
+
+    q3s16 = vqaddq_s16(q3s16, q2s16);
+    q4s16 = vqaddq_s16(q4s16, q2s16);
+
+    d10 = vqsub_s16(vget_low_s16(q3s16), vget_high_s16(q4s16));  // c1
+    d11 = vqadd_s16(vget_high_s16(q3s16), vget_low_s16(q4s16));  // d1
+
+    d2 = vqadd_s16(d12, d11);
+    d3 = vqadd_s16(d13, d10);
+    d4 = vqsub_s16(d13, d10);
+    d5 = vqsub_s16(d12, d11);
+
+    v2tmp0 = vtrn_s32(vreinterpret_s32_s16(d2), vreinterpret_s32_s16(d4));
+    v2tmp1 = vtrn_s32(vreinterpret_s32_s16(d3), vreinterpret_s32_s16(d5));
+    v2tmp2 = vtrn_s16(vreinterpret_s16_s32(v2tmp0.val[0]),
+                      vreinterpret_s16_s32(v2tmp1.val[0]));
+    v2tmp3 = vtrn_s16(vreinterpret_s16_s32(v2tmp0.val[1]),
+                      vreinterpret_s16_s32(v2tmp1.val[1]));
+
+    // 2nd for loop
+    q1s16 = vcombine_s16(v2tmp2.val[0], v2tmp3.val[0]);
+    q2s16 = vcombine_s16(v2tmp2.val[1], v2tmp3.val[1]);
+
+    q3s16 = vqdmulhq_n_s16(q2s16, sinpi8sqrt2);
+    q4s16 = vqdmulhq_n_s16(q2s16, cospi8sqrt2minus1);
+
+    d12 = vqadd_s16(vget_low_s16(q1s16), vget_high_s16(q1s16));  // a1
+    d13 = vqsub_s16(vget_low_s16(q1s16), vget_high_s16(q1s16));  // b1
+
+    q3s16 = vshrq_n_s16(q3s16, 1);
+    q4s16 = vshrq_n_s16(q4s16, 1);
+
+    q3s16 = vqaddq_s16(q3s16, q2s16);
+    q4s16 = vqaddq_s16(q4s16, q2s16);
+
+    d10 = vqsub_s16(vget_low_s16(q3s16), vget_high_s16(q4s16));  // c1
+    d11 = vqadd_s16(vget_high_s16(q3s16), vget_low_s16(q4s16));  // d1
+
+    d2 = vqadd_s16(d12, d11);
+    d3 = vqadd_s16(d13, d10);
+    d4 = vqsub_s16(d13, d10);
+    d5 = vqsub_s16(d12, d11);
+
+    d2 = vrshr_n_s16(d2, 3);
+    d3 = vrshr_n_s16(d3, 3);
+    d4 = vrshr_n_s16(d4, 3);
+    d5 = vrshr_n_s16(d5, 3);
+
+    v2tmp0 = vtrn_s32(vreinterpret_s32_s16(d2), vreinterpret_s32_s16(d4));
+    v2tmp1 = vtrn_s32(vreinterpret_s32_s16(d3), vreinterpret_s32_s16(d5));
+    v2tmp2 = vtrn_s16(vreinterpret_s16_s32(v2tmp0.val[0]),
+                      vreinterpret_s16_s32(v2tmp1.val[0]));
+    v2tmp3 = vtrn_s16(vreinterpret_s16_s32(v2tmp0.val[1]),
+                      vreinterpret_s16_s32(v2tmp1.val[1]));
+
+    q1s16 = vcombine_s16(v2tmp2.val[0], v2tmp2.val[1]);
+    q2s16 = vcombine_s16(v2tmp3.val[0], v2tmp3.val[1]);
+
+    // dc_only_idct_add
+    for (i = 0; i < 2; i++, q1s16 = q2s16) {
+        d6u32 = vld1_lane_u32((const uint32_t *)pred_ptr, d6u32, 0);
+        pred_ptr += pred_stride;
+        d6u32 = vld1_lane_u32((const uint32_t *)pred_ptr, d6u32, 1);
+        pred_ptr += pred_stride;
+
+        q1u16 = vaddw_u8(vreinterpretq_u16_s16(q1s16),
+                         vreinterpret_u8_u32(d6u32));
+        d1u8 = vqmovun_s16(vreinterpretq_s16_u16(q1u16));
+
+        vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d1u8), 0);
+        dst_ptr += dst_stride;
+        vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d1u8), 1);
+        dst_ptr += dst_stride;
+    }
+    return;
+}
diff --git a/vp8/common/arm/neon/sixtappredict16x16_neon.asm b/vp8/common/arm/neon/sixtappredict16x16_neon.asm
deleted file mode 100644
index dd27719..0000000
--- a/vp8/common/arm/neon/sixtappredict16x16_neon.asm
+++ /dev/null
@@ -1,495 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-
-
-    EXPORT  |vp8_sixtap_predict16x16_neon|
-    ARM
-    REQUIRE8
-    PRESERVE8
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-
-filter16_coeff
-    DCD     0,  0,  128,    0,   0,  0,   0,  0
-    DCD     0, -6,  123,   12,  -1,  0,   0,  0
-    DCD     2, -11, 108,   36,  -8,  1,   0,  0
-    DCD     0, -9,   93,   50,  -6,  0,   0,  0
-    DCD     3, -16,  77,   77, -16,  3,   0,  0
-    DCD     0, -6,   50,   93,  -9,  0,   0,  0
-    DCD     1, -8,   36,  108, -11,  2,   0,  0
-    DCD     0, -1,   12,  123,  -6,   0,  0,  0
-
-; r0    unsigned char  *src_ptr,
-; r1    int  src_pixels_per_line,
-; r2    int  xoffset,
-; r3    int  yoffset,
-; r4    unsigned char *dst_ptr,
-; stack(r5) int  dst_pitch
-
-;Note: To take advantage of 8-bit mulplication instruction in NEON. First apply abs() to
-; filter coeffs to make them u8. Then, use vmlsl for negtive coeffs. After multiplication,
-; the result can be negtive. So, I treat the result as s16. But, since it is also possible
-; that the result can be a large positive number (> 2^15-1), which could be confused as a
-; negtive number. To avoid that error, apply filter coeffs in the order of 0, 1, 4 ,5 ,2,
-; which ensures that the result stays in s16 range. Finally, saturated add the result by
-; applying 3rd filter coeff. Same applys to other filter functions.
-
-|vp8_sixtap_predict16x16_neon| PROC
-    push            {r4-r5, lr}
-    vpush           {d8-d15}
-
-    adr             r12, filter16_coeff
-    ldr             r4, [sp, #76]           ;load parameters from stack
-    ldr             r5, [sp, #80]           ;load parameters from stack
-
-    cmp             r2, #0                  ;skip first_pass filter if xoffset=0
-    beq             secondpass_filter16x16_only
-
-    add             r2, r12, r2, lsl #5     ;calculate filter location
-
-    cmp             r3, #0                  ;skip second_pass filter if yoffset=0
-
-    vld1.s32        {q14, q15}, [r2]        ;load first_pass filter
-
-    beq             firstpass_filter16x16_only
-
-    sub             sp, sp, #336            ;reserve space on stack for temporary storage
-    mov             lr, sp
-
-    vabs.s32        q12, q14
-    vabs.s32        q13, q15
-
-    mov             r2, #7                  ;loop counter
-    sub             r0, r0, #2              ;move srcptr back to (line-2) and (column-2)
-    sub             r0, r0, r1, lsl #1
-
-    vdup.8          d0, d24[0]              ;first_pass filter (d0-d5)
-    vdup.8          d1, d24[4]
-    vdup.8          d2, d25[0]
-    vdup.8          d3, d25[4]
-    vdup.8          d4, d26[0]
-    vdup.8          d5, d26[4]
-
-;First Pass: output_height lines x output_width columns (21x16)
-filt_blk2d_fp16x16_loop_neon
-    vld1.u8         {d6, d7, d8}, [r0], r1      ;load src data
-    vld1.u8         {d9, d10, d11}, [r0], r1
-    vld1.u8         {d12, d13, d14}, [r0], r1
-
-    pld             [r0]
-    pld             [r0, r1]
-    pld             [r0, r1, lsl #1]
-
-    vmull.u8        q8, d6, d0              ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q9, d7, d0
-    vmull.u8        q10, d9, d0
-    vmull.u8        q11, d10, d0
-    vmull.u8        q12, d12, d0
-    vmull.u8        q13, d13, d0
-
-    vext.8          d28, d6, d7, #1         ;construct src_ptr[-1]
-    vext.8          d29, d9, d10, #1
-    vext.8          d30, d12, d13, #1
-
-    vmlsl.u8        q8, d28, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q10, d29, d1
-    vmlsl.u8        q12, d30, d1
-
-    vext.8          d28, d7, d8, #1
-    vext.8          d29, d10, d11, #1
-    vext.8          d30, d13, d14, #1
-
-    vmlsl.u8        q9, d28, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q11, d29, d1
-    vmlsl.u8        q13, d30, d1
-
-    vext.8          d28, d6, d7, #4         ;construct src_ptr[2]
-    vext.8          d29, d9, d10, #4
-    vext.8          d30, d12, d13, #4
-
-    vmlsl.u8        q8, d28, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q10, d29, d4
-    vmlsl.u8        q12, d30, d4
-
-    vext.8          d28, d7, d8, #4
-    vext.8          d29, d10, d11, #4
-    vext.8          d30, d13, d14, #4
-
-    vmlsl.u8        q9, d28, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q11, d29, d4
-    vmlsl.u8        q13, d30, d4
-
-    vext.8          d28, d6, d7, #5         ;construct src_ptr[3]
-    vext.8          d29, d9, d10, #5
-    vext.8          d30, d12, d13, #5
-
-    vmlal.u8        q8, d28, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q10, d29, d5
-    vmlal.u8        q12, d30, d5
-
-    vext.8          d28, d7, d8, #5
-    vext.8          d29, d10, d11, #5
-    vext.8          d30, d13, d14, #5
-
-    vmlal.u8        q9, d28, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q11, d29, d5
-    vmlal.u8        q13, d30, d5
-
-    vext.8          d28, d6, d7, #2         ;construct src_ptr[0]
-    vext.8          d29, d9, d10, #2
-    vext.8          d30, d12, d13, #2
-
-    vmlal.u8        q8, d28, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q10, d29, d2
-    vmlal.u8        q12, d30, d2
-
-    vext.8          d28, d7, d8, #2
-    vext.8          d29, d10, d11, #2
-    vext.8          d30, d13, d14, #2
-
-    vmlal.u8        q9, d28, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q11, d29, d2
-    vmlal.u8        q13, d30, d2
-
-    vext.8          d28, d6, d7, #3         ;construct src_ptr[1]
-    vext.8          d29, d9, d10, #3
-    vext.8          d30, d12, d13, #3
-
-    vext.8          d15, d7, d8, #3
-    vext.8          d31, d10, d11, #3
-    vext.8          d6, d13, d14, #3
-
-    vmull.u8        q4, d28, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q5, d29, d3
-    vmull.u8        q6, d30, d3
-
-    vqadd.s16       q8, q4                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q10, q5
-    vqadd.s16       q12, q6
-
-    vmull.u8        q6, d15, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q7, d31, d3
-    vmull.u8        q3, d6, d3
-
-    subs            r2, r2, #1
-
-    vqadd.s16       q9, q6
-    vqadd.s16       q11, q7
-    vqadd.s16       q13, q3
-
-    vqrshrun.s16    d6, q8, #7              ;shift/round/saturate to u8
-    vqrshrun.s16    d7, q9, #7
-    vqrshrun.s16    d8, q10, #7
-    vqrshrun.s16    d9, q11, #7
-    vqrshrun.s16    d10, q12, #7
-    vqrshrun.s16    d11, q13, #7
-
-    vst1.u8         {d6, d7, d8}, [lr]!     ;store result
-    vst1.u8         {d9, d10, d11}, [lr]!
-
-    bne             filt_blk2d_fp16x16_loop_neon
-
-;Second pass: 16x16
-;secondpass_filter - do first 8-columns and then second 8-columns
-    add             r3, r12, r3, lsl #5
-    sub             lr, lr, #336
-
-    vld1.s32        {q5, q6}, [r3]          ;load second_pass filter
-    mov             r3, #2                  ;loop counter
-
-    vabs.s32        q7, q5
-    vabs.s32        q8, q6
-
-    mov             r2, #16
-
-    vdup.8          d0, d14[0]              ;second_pass filter parameters (d0-d5)
-    vdup.8          d1, d14[4]
-    vdup.8          d2, d15[0]
-    vdup.8          d3, d15[4]
-    vdup.8          d4, d16[0]
-    vdup.8          d5, d16[4]
-
-filt_blk2d_sp16x16_outloop_neon
-    vld1.u8         {d18}, [lr], r2         ;load src data
-    vld1.u8         {d19}, [lr], r2
-    vld1.u8         {d20}, [lr], r2
-    vld1.u8         {d21}, [lr], r2
-    mov             r12, #4                 ;loop counter
-    vld1.u8         {d22}, [lr], r2
-
-secondpass_inner_loop_neon
-    vld1.u8         {d23}, [lr], r2         ;load src data
-    vld1.u8         {d24}, [lr], r2
-    vld1.u8         {d25}, [lr], r2
-    vld1.u8         {d26}, [lr], r2
-
-    vmull.u8        q3, d18, d0             ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q4, d19, d0
-    vmull.u8        q5, d20, d0
-    vmull.u8        q6, d21, d0
-
-    vmlsl.u8        q3, d19, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q4, d20, d1
-    vmlsl.u8        q5, d21, d1
-    vmlsl.u8        q6, d22, d1
-
-    vmlsl.u8        q3, d22, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q4, d23, d4
-    vmlsl.u8        q5, d24, d4
-    vmlsl.u8        q6, d25, d4
-
-    vmlal.u8        q3, d20, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q4, d21, d2
-    vmlal.u8        q5, d22, d2
-    vmlal.u8        q6, d23, d2
-
-    vmlal.u8        q3, d23, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q4, d24, d5
-    vmlal.u8        q5, d25, d5
-    vmlal.u8        q6, d26, d5
-
-    vmull.u8        q7, d21, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q8, d22, d3
-    vmull.u8        q9, d23, d3
-    vmull.u8        q10, d24, d3
-
-    subs            r12, r12, #1
-
-    vqadd.s16       q7, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q4
-    vqadd.s16       q9, q5
-    vqadd.s16       q10, q6
-
-    vqrshrun.s16    d6, q7, #7              ;shift/round/saturate to u8
-    vqrshrun.s16    d7, q8, #7
-    vqrshrun.s16    d8, q9, #7
-    vqrshrun.s16    d9, q10, #7
-
-    vst1.u8         {d6}, [r4], r5          ;store result
-    vmov            q9, q11
-    vst1.u8         {d7}, [r4], r5
-    vmov            q10, q12
-    vst1.u8         {d8}, [r4], r5
-    vmov            d22, d26
-    vst1.u8         {d9}, [r4], r5
-
-    bne             secondpass_inner_loop_neon
-
-    subs            r3, r3, #1
-    sub             lr, lr, #336
-    add             lr, lr, #8
-
-    sub             r4, r4, r5, lsl #4
-    add             r4, r4, #8
-
-    bne filt_blk2d_sp16x16_outloop_neon
-
-    add             sp, sp, #336
-
-    vpop            {d8-d15}
-    pop             {r4-r5,pc}
-
-;--------------------
-firstpass_filter16x16_only
-    vabs.s32        q12, q14
-    vabs.s32        q13, q15
-
-    mov             r2, #8                  ;loop counter
-    sub             r0, r0, #2              ;move srcptr back to (column-2)
-
-    vdup.8          d0, d24[0]              ;first_pass filter (d0-d5)
-    vdup.8          d1, d24[4]
-    vdup.8          d2, d25[0]
-    vdup.8          d3, d25[4]
-    vdup.8          d4, d26[0]
-    vdup.8          d5, d26[4]
-
-;First Pass: output_height lines x output_width columns (16x16)
-filt_blk2d_fpo16x16_loop_neon
-    vld1.u8         {d6, d7, d8}, [r0], r1      ;load src data
-    vld1.u8         {d9, d10, d11}, [r0], r1
-
-    pld             [r0]
-    pld             [r0, r1]
-
-    vmull.u8        q6, d6, d0              ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q7, d7, d0
-    vmull.u8        q8, d9, d0
-    vmull.u8        q9, d10, d0
-
-    vext.8          d20, d6, d7, #1         ;construct src_ptr[-1]
-    vext.8          d21, d9, d10, #1
-    vext.8          d22, d7, d8, #1
-    vext.8          d23, d10, d11, #1
-    vext.8          d24, d6, d7, #4         ;construct src_ptr[2]
-    vext.8          d25, d9, d10, #4
-    vext.8          d26, d7, d8, #4
-    vext.8          d27, d10, d11, #4
-    vext.8          d28, d6, d7, #5         ;construct src_ptr[3]
-    vext.8          d29, d9, d10, #5
-
-    vmlsl.u8        q6, d20, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q8, d21, d1
-    vmlsl.u8        q7, d22, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q9, d23, d1
-    vmlsl.u8        q6, d24, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q8, d25, d4
-    vmlsl.u8        q7, d26, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q9, d27, d4
-    vmlal.u8        q6, d28, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q8, d29, d5
-
-    vext.8          d20, d7, d8, #5
-    vext.8          d21, d10, d11, #5
-    vext.8          d22, d6, d7, #2         ;construct src_ptr[0]
-    vext.8          d23, d9, d10, #2
-    vext.8          d24, d7, d8, #2
-    vext.8          d25, d10, d11, #2
-
-    vext.8          d26, d6, d7, #3         ;construct src_ptr[1]
-    vext.8          d27, d9, d10, #3
-    vext.8          d28, d7, d8, #3
-    vext.8          d29, d10, d11, #3
-
-    vmlal.u8        q7, d20, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q9, d21, d5
-    vmlal.u8        q6, d22, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q8, d23, d2
-    vmlal.u8        q7, d24, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q9, d25, d2
-
-    vmull.u8        q10, d26, d3            ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q11, d27, d3
-    vmull.u8        q12, d28, d3            ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q15, d29, d3
-
-    vqadd.s16       q6, q10                 ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q11
-    vqadd.s16       q7, q12
-    vqadd.s16       q9, q15
-
-    subs            r2, r2, #1
-
-    vqrshrun.s16    d6, q6, #7              ;shift/round/saturate to u8
-    vqrshrun.s16    d7, q7, #7
-    vqrshrun.s16    d8, q8, #7
-    vqrshrun.s16    d9, q9, #7
-
-    vst1.u8         {q3}, [r4], r5              ;store result
-    vst1.u8         {q4}, [r4], r5
-
-    bne             filt_blk2d_fpo16x16_loop_neon
-
-    vpop            {d8-d15}
-    pop             {r4-r5,pc}
-
-;--------------------
-secondpass_filter16x16_only
-;Second pass: 16x16
-    add             r3, r12, r3, lsl #5
-    sub             r0, r0, r1, lsl #1
-
-    vld1.s32        {q5, q6}, [r3]          ;load second_pass filter
-    mov             r3, #2                  ;loop counter
-
-    vabs.s32        q7, q5
-    vabs.s32        q8, q6
-
-    vdup.8          d0, d14[0]              ;second_pass filter parameters (d0-d5)
-    vdup.8          d1, d14[4]
-    vdup.8          d2, d15[0]
-    vdup.8          d3, d15[4]
-    vdup.8          d4, d16[0]
-    vdup.8          d5, d16[4]
-
-filt_blk2d_spo16x16_outloop_neon
-    vld1.u8         {d18}, [r0], r1         ;load src data
-    vld1.u8         {d19}, [r0], r1
-    vld1.u8         {d20}, [r0], r1
-    vld1.u8         {d21}, [r0], r1
-    mov             r12, #4                 ;loop counter
-    vld1.u8         {d22}, [r0], r1
-
-secondpass_only_inner_loop_neon
-    vld1.u8         {d23}, [r0], r1         ;load src data
-    vld1.u8         {d24}, [r0], r1
-    vld1.u8         {d25}, [r0], r1
-    vld1.u8         {d26}, [r0], r1
-
-    vmull.u8        q3, d18, d0             ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q4, d19, d0
-    vmull.u8        q5, d20, d0
-    vmull.u8        q6, d21, d0
-
-    vmlsl.u8        q3, d19, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q4, d20, d1
-    vmlsl.u8        q5, d21, d1
-    vmlsl.u8        q6, d22, d1
-
-    vmlsl.u8        q3, d22, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q4, d23, d4
-    vmlsl.u8        q5, d24, d4
-    vmlsl.u8        q6, d25, d4
-
-    vmlal.u8        q3, d20, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q4, d21, d2
-    vmlal.u8        q5, d22, d2
-    vmlal.u8        q6, d23, d2
-
-    vmlal.u8        q3, d23, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q4, d24, d5
-    vmlal.u8        q5, d25, d5
-    vmlal.u8        q6, d26, d5
-
-    vmull.u8        q7, d21, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q8, d22, d3
-    vmull.u8        q9, d23, d3
-    vmull.u8        q10, d24, d3
-
-    subs            r12, r12, #1
-
-    vqadd.s16       q7, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q4
-    vqadd.s16       q9, q5
-    vqadd.s16       q10, q6
-
-    vqrshrun.s16    d6, q7, #7              ;shift/round/saturate to u8
-    vqrshrun.s16    d7, q8, #7
-    vqrshrun.s16    d8, q9, #7
-    vqrshrun.s16    d9, q10, #7
-
-    vst1.u8         {d6}, [r4], r5          ;store result
-    vmov            q9, q11
-    vst1.u8         {d7}, [r4], r5
-    vmov            q10, q12
-    vst1.u8         {d8}, [r4], r5
-    vmov            d22, d26
-    vst1.u8         {d9}, [r4], r5
-
-    bne             secondpass_only_inner_loop_neon
-
-    subs            r3, r3, #1
-    sub             r0, r0, r1, lsl #4
-    sub             r0, r0, r1, lsl #2
-    sub             r0, r0, r1
-    add             r0, r0, #8
-
-    sub             r4, r4, r5, lsl #4
-    add             r4, r4, #8
-
-    bne filt_blk2d_spo16x16_outloop_neon
-
-    vpop            {d8-d15}
-    pop             {r4-r5,pc}
-
-    ENDP
-
-;-----------------
-    END
diff --git a/vp8/common/arm/neon/sixtappredict4x4_neon.asm b/vp8/common/arm/neon/sixtappredict4x4_neon.asm
deleted file mode 100644
index e32e713..0000000
--- a/vp8/common/arm/neon/sixtappredict4x4_neon.asm
+++ /dev/null
@@ -1,426 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-
-
-    EXPORT  |vp8_sixtap_predict4x4_neon|
-    ARM
-    REQUIRE8
-    PRESERVE8
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-
-filter4_coeff
-    DCD     0,  0,  128,    0,   0,  0,   0,  0
-    DCD     0, -6,  123,   12,  -1,  0,   0,  0
-    DCD     2, -11, 108,   36,  -8,  1,   0,  0
-    DCD     0, -9,   93,   50,  -6,  0,   0,  0
-    DCD     3, -16,  77,   77, -16,  3,   0,  0
-    DCD     0, -6,   50,   93,  -9,  0,   0,  0
-    DCD     1, -8,   36,  108, -11,  2,   0,  0
-    DCD     0, -1,   12,  123,  -6,   0,  0,  0
-
-; r0    unsigned char  *src_ptr,
-; r1    int  src_pixels_per_line,
-; r2    int  xoffset,
-; r3    int  yoffset,
-; stack(r4) unsigned char *dst_ptr,
-; stack(lr) int  dst_pitch
-
-|vp8_sixtap_predict4x4_neon| PROC
-    push            {r4, lr}
-    vpush           {d8-d15}
-
-    adr             r12, filter4_coeff
-    ldr             r4, [sp, #72]            ;load parameters from stack
-    ldr             lr, [sp, #76]           ;load parameters from stack
-
-    cmp             r2, #0                  ;skip first_pass filter if xoffset=0
-    beq             secondpass_filter4x4_only
-
-    add             r2, r12, r2, lsl #5     ;calculate filter location
-
-    cmp             r3, #0                  ;skip second_pass filter if yoffset=0
-    vld1.s32        {q14, q15}, [r2]        ;load first_pass filter
-
-    beq             firstpass_filter4x4_only
-
-    vabs.s32        q12, q14                ;get abs(filer_parameters)
-    vabs.s32        q13, q15
-
-    sub             r0, r0, #2              ;go back 2 columns of src data
-    sub             r0, r0, r1, lsl #1      ;go back 2 lines of src data
-
-;First pass: output_height lines x output_width columns (9x4)
-    vld1.u8         {q3}, [r0], r1          ;load first 4-line src data
-    vdup.8          d0, d24[0]              ;first_pass filter (d0-d5)
-    vld1.u8         {q4}, [r0], r1
-    vdup.8          d1, d24[4]
-    vld1.u8         {q5}, [r0], r1
-    vdup.8          d2, d25[0]
-    vld1.u8         {q6}, [r0], r1
-    vdup.8          d3, d25[4]
-    vdup.8          d4, d26[0]
-    vdup.8          d5, d26[4]
-
-    pld             [r0]
-    pld             [r0, r1]
-    pld             [r0, r1, lsl #1]
-
-    vext.8          d18, d6, d7, #5         ;construct src_ptr[3]
-    vext.8          d19, d8, d9, #5
-    vext.8          d20, d10, d11, #5
-    vext.8          d21, d12, d13, #5
-
-    vswp            d7, d8                  ;discard 2nd half data after src_ptr[3] is done
-    vswp            d11, d12
-
-    vzip.32         d18, d19                ;put 2-line data in 1 register (src_ptr[3])
-    vzip.32         d20, d21
-    vmull.u8        q7, d18, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmull.u8        q8, d20, d5
-
-    vmov            q4, q3                  ;keep original src data in q4 q6
-    vmov            q6, q5
-
-    vzip.32         d6, d7                  ;construct src_ptr[-2], and put 2-line data together
-    vzip.32         d10, d11
-    vshr.u64        q9, q4, #8              ;construct src_ptr[-1]
-    vshr.u64        q10, q6, #8
-    vmlal.u8        q7, d6, d0              ;+(src_ptr[-2] * vp8_filter[0])
-    vmlal.u8        q8, d10, d0
-
-    vzip.32         d18, d19                ;put 2-line data in 1 register (src_ptr[-1])
-    vzip.32         d20, d21
-    vshr.u64        q3, q4, #32             ;construct src_ptr[2]
-    vshr.u64        q5, q6, #32
-    vmlsl.u8        q7, d18, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q8, d20, d1
-
-    vzip.32         d6, d7                  ;put 2-line data in 1 register (src_ptr[2])
-    vzip.32         d10, d11
-    vshr.u64        q9, q4, #16             ;construct src_ptr[0]
-    vshr.u64        q10, q6, #16
-    vmlsl.u8        q7, d6, d4              ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q8, d10, d4
-
-    vzip.32         d18, d19                ;put 2-line data in 1 register (src_ptr[0])
-    vzip.32         d20, d21
-    vshr.u64        q3, q4, #24             ;construct src_ptr[1]
-    vshr.u64        q5, q6, #24
-    vmlal.u8        q7, d18, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q8, d20, d2
-
-    vzip.32         d6, d7                  ;put 2-line data in 1 register (src_ptr[1])
-    vzip.32         d10, d11
-    vmull.u8        q9, d6, d3              ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q10, d10, d3
-
-    vld1.u8         {q3}, [r0], r1          ;load rest 5-line src data
-    vld1.u8         {q4}, [r0], r1
-
-    vqadd.s16       q7, q9                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q10
-
-    vld1.u8         {q5}, [r0], r1
-    vld1.u8         {q6}, [r0], r1
-
-    vqrshrun.s16    d27, q7, #7             ;shift/round/saturate to u8
-    vqrshrun.s16    d28, q8, #7
-
-    ;First Pass on rest 5-line data
-    vld1.u8         {q11}, [r0], r1
-
-    vext.8          d18, d6, d7, #5         ;construct src_ptr[3]
-    vext.8          d19, d8, d9, #5
-    vext.8          d20, d10, d11, #5
-    vext.8          d21, d12, d13, #5
-
-    vswp            d7, d8                  ;discard 2nd half data after src_ptr[3] is done
-    vswp            d11, d12
-
-    vzip.32         d18, d19                ;put 2-line data in 1 register (src_ptr[3])
-    vzip.32         d20, d21
-    vext.8          d31, d22, d23, #5       ;construct src_ptr[3]
-    vmull.u8        q7, d18, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmull.u8        q8, d20, d5
-    vmull.u8        q12, d31, d5            ;(src_ptr[3] * vp8_filter[5])
-
-    vmov            q4, q3                  ;keep original src data in q4 q6
-    vmov            q6, q5
-
-    vzip.32         d6, d7                  ;construct src_ptr[-2], and put 2-line data together
-    vzip.32         d10, d11
-    vshr.u64        q9, q4, #8              ;construct src_ptr[-1]
-    vshr.u64        q10, q6, #8
-
-    vmlal.u8        q7, d6, d0              ;+(src_ptr[-2] * vp8_filter[0])
-    vmlal.u8        q8, d10, d0
-    vmlal.u8        q12, d22, d0            ;(src_ptr[-2] * vp8_filter[0])
-
-    vzip.32         d18, d19                ;put 2-line data in 1 register (src_ptr[-1])
-    vzip.32         d20, d21
-    vshr.u64        q3, q4, #32             ;construct src_ptr[2]
-    vshr.u64        q5, q6, #32
-    vext.8          d31, d22, d23, #1       ;construct src_ptr[-1]
-
-    vmlsl.u8        q7, d18, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q8, d20, d1
-    vmlsl.u8        q12, d31, d1            ;-(src_ptr[-1] * vp8_filter[1])
-
-    vzip.32         d6, d7                  ;put 2-line data in 1 register (src_ptr[2])
-    vzip.32         d10, d11
-    vshr.u64        q9, q4, #16             ;construct src_ptr[0]
-    vshr.u64        q10, q6, #16
-    vext.8          d31, d22, d23, #4       ;construct src_ptr[2]
-
-    vmlsl.u8        q7, d6, d4              ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q8, d10, d4
-    vmlsl.u8        q12, d31, d4            ;-(src_ptr[2] * vp8_filter[4])
-
-    vzip.32         d18, d19                ;put 2-line data in 1 register (src_ptr[0])
-    vzip.32         d20, d21
-    vshr.u64        q3, q4, #24             ;construct src_ptr[1]
-    vshr.u64        q5, q6, #24
-    vext.8          d31, d22, d23, #2       ;construct src_ptr[0]
-
-    vmlal.u8        q7, d18, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q8, d20, d2
-    vmlal.u8        q12, d31, d2            ;(src_ptr[0] * vp8_filter[2])
-
-    vzip.32         d6, d7                  ;put 2-line data in 1 register (src_ptr[1])
-    vzip.32         d10, d11
-    vext.8          d31, d22, d23, #3       ;construct src_ptr[1]
-    vmull.u8        q9, d6, d3              ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q10, d10, d3
-    vmull.u8        q11, d31, d3            ;(src_ptr[1] * vp8_filter[3])
-
-    add             r3, r12, r3, lsl #5
-
-    vqadd.s16       q7, q9                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q10
-    vqadd.s16       q12, q11
-
-    vext.8          d23, d27, d28, #4
-    vld1.s32        {q5, q6}, [r3]          ;load second_pass filter
-
-    vqrshrun.s16    d29, q7, #7             ;shift/round/saturate to u8
-    vqrshrun.s16    d30, q8, #7
-    vqrshrun.s16    d31, q12, #7
-
-;Second pass: 4x4
-    vabs.s32        q7, q5
-    vabs.s32        q8, q6
-
-    vext.8          d24, d28, d29, #4
-    vext.8          d25, d29, d30, #4
-    vext.8          d26, d30, d31, #4
-
-    vdup.8          d0, d14[0]              ;second_pass filter parameters (d0-d5)
-    vdup.8          d1, d14[4]
-    vdup.8          d2, d15[0]
-    vdup.8          d3, d15[4]
-    vdup.8          d4, d16[0]
-    vdup.8          d5, d16[4]
-
-    vmull.u8        q3, d27, d0             ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q4, d28, d0
-
-    vmull.u8        q5, d25, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmull.u8        q6, d26, d5
-
-    vmlsl.u8        q3, d29, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q4, d30, d4
-
-    vmlsl.u8        q5, d23, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q6, d24, d1
-
-    vmlal.u8        q3, d28, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q4, d29, d2
-
-    vmlal.u8        q5, d24, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmlal.u8        q6, d25, d3
-
-    add             r0, r4, lr
-    add             r1, r0, lr
-    add             r2, r1, lr
-
-    vqadd.s16       q5, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q6, q4
-
-    vqrshrun.s16    d3, q5, #7              ;shift/round/saturate to u8
-    vqrshrun.s16    d4, q6, #7
-
-    vst1.32         {d3[0]}, [r4]           ;store result
-    vst1.32         {d3[1]}, [r0]
-    vst1.32         {d4[0]}, [r1]
-    vst1.32         {d4[1]}, [r2]
-
-    vpop            {d8-d15}
-    pop             {r4, pc}
-
-
-;---------------------
-firstpass_filter4x4_only
-    vabs.s32        q12, q14                ;get abs(filer_parameters)
-    vabs.s32        q13, q15
-
-    sub             r0, r0, #2              ;go back 2 columns of src data
-
-;First pass: output_height lines x output_width columns (4x4)
-    vld1.u8         {q3}, [r0], r1          ;load first 4-line src data
-    vdup.8          d0, d24[0]              ;first_pass filter (d0-d5)
-    vld1.u8         {q4}, [r0], r1
-    vdup.8          d1, d24[4]
-    vld1.u8         {q5}, [r0], r1
-    vdup.8          d2, d25[0]
-    vld1.u8         {q6}, [r0], r1
-
-    vdup.8          d3, d25[4]
-    vdup.8          d4, d26[0]
-    vdup.8          d5, d26[4]
-
-    vext.8          d18, d6, d7, #5         ;construct src_ptr[3]
-    vext.8          d19, d8, d9, #5
-    vext.8          d20, d10, d11, #5
-    vext.8          d21, d12, d13, #5
-
-    vswp            d7, d8                  ;discard 2nd half data after src_ptr[3] is done
-    vswp            d11, d12
-
-    vzip.32         d18, d19                ;put 2-line data in 1 register (src_ptr[3])
-    vzip.32         d20, d21
-    vmull.u8        q7, d18, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmull.u8        q8, d20, d5
-
-    vmov            q4, q3                  ;keep original src data in q4 q6
-    vmov            q6, q5
-
-    vzip.32         d6, d7                  ;construct src_ptr[-2], and put 2-line data together
-    vzip.32         d10, d11
-    vshr.u64        q9, q4, #8              ;construct src_ptr[-1]
-    vshr.u64        q10, q6, #8
-    vmlal.u8        q7, d6, d0              ;+(src_ptr[-2] * vp8_filter[0])
-    vmlal.u8        q8, d10, d0
-
-    vzip.32         d18, d19                ;put 2-line data in 1 register (src_ptr[-1])
-    vzip.32         d20, d21
-    vshr.u64        q3, q4, #32             ;construct src_ptr[2]
-    vshr.u64        q5, q6, #32
-    vmlsl.u8        q7, d18, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q8, d20, d1
-
-    vzip.32         d6, d7                  ;put 2-line data in 1 register (src_ptr[2])
-    vzip.32         d10, d11
-    vshr.u64        q9, q4, #16             ;construct src_ptr[0]
-    vshr.u64        q10, q6, #16
-    vmlsl.u8        q7, d6, d4              ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q8, d10, d4
-
-    vzip.32         d18, d19                ;put 2-line data in 1 register (src_ptr[0])
-    vzip.32         d20, d21
-    vshr.u64        q3, q4, #24             ;construct src_ptr[1]
-    vshr.u64        q5, q6, #24
-    vmlal.u8        q7, d18, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q8, d20, d2
-
-    vzip.32         d6, d7                  ;put 2-line data in 1 register (src_ptr[1])
-    vzip.32         d10, d11
-    vmull.u8        q9, d6, d3              ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q10, d10, d3
-
-    add             r0, r4, lr
-    add             r1, r0, lr
-    add             r2, r1, lr
-
-    vqadd.s16       q7, q9                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q10
-
-    vqrshrun.s16    d27, q7, #7             ;shift/round/saturate to u8
-    vqrshrun.s16    d28, q8, #7
-
-    vst1.32         {d27[0]}, [r4]          ;store result
-    vst1.32         {d27[1]}, [r0]
-    vst1.32         {d28[0]}, [r1]
-    vst1.32         {d28[1]}, [r2]
-
-    vpop            {d8-d15}
-    pop             {r4, pc}
-
-
-;---------------------
-secondpass_filter4x4_only
-    sub             r0, r0, r1, lsl #1
-    add             r3, r12, r3, lsl #5
-
-    vld1.32         {d27[0]}, [r0], r1      ;load src data
-    vld1.s32        {q5, q6}, [r3]          ;load second_pass filter
-    vld1.32         {d27[1]}, [r0], r1
-    vabs.s32        q7, q5
-    vld1.32         {d28[0]}, [r0], r1
-    vabs.s32        q8, q6
-    vld1.32         {d28[1]}, [r0], r1
-    vdup.8          d0, d14[0]              ;second_pass filter parameters (d0-d5)
-    vld1.32         {d29[0]}, [r0], r1
-    vdup.8          d1, d14[4]
-    vld1.32         {d29[1]}, [r0], r1
-    vdup.8          d2, d15[0]
-    vld1.32         {d30[0]}, [r0], r1
-    vdup.8          d3, d15[4]
-    vld1.32         {d30[1]}, [r0], r1
-    vdup.8          d4, d16[0]
-    vld1.32         {d31[0]}, [r0], r1
-    vdup.8          d5, d16[4]
-
-    vext.8          d23, d27, d28, #4
-    vext.8          d24, d28, d29, #4
-    vext.8          d25, d29, d30, #4
-    vext.8          d26, d30, d31, #4
-
-    vmull.u8        q3, d27, d0             ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q4, d28, d0
-
-    vmull.u8        q5, d25, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmull.u8        q6, d26, d5
-
-    vmlsl.u8        q3, d29, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q4, d30, d4
-
-    vmlsl.u8        q5, d23, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q6, d24, d1
-
-    vmlal.u8        q3, d28, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q4, d29, d2
-
-    vmlal.u8        q5, d24, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmlal.u8        q6, d25, d3
-
-    add             r0, r4, lr
-    add             r1, r0, lr
-    add             r2, r1, lr
-
-    vqadd.s16       q5, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q6, q4
-
-    vqrshrun.s16    d3, q5, #7              ;shift/round/saturate to u8
-    vqrshrun.s16    d4, q6, #7
-
-    vst1.32         {d3[0]}, [r4]           ;store result
-    vst1.32         {d3[1]}, [r0]
-    vst1.32         {d4[0]}, [r1]
-    vst1.32         {d4[1]}, [r2]
-
-    vpop            {d8-d15}
-    pop             {r4, pc}
-
-    ENDP
-
-;-----------------
-
-    END
diff --git a/vp8/common/arm/neon/sixtappredict8x4_neon.asm b/vp8/common/arm/neon/sixtappredict8x4_neon.asm
deleted file mode 100644
index d19bf89..0000000
--- a/vp8/common/arm/neon/sixtappredict8x4_neon.asm
+++ /dev/null
@@ -1,478 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-
-
-    EXPORT  |vp8_sixtap_predict8x4_neon|
-    ARM
-    REQUIRE8
-    PRESERVE8
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-
-filter8_coeff
-    DCD     0,  0,  128,    0,   0,  0,   0,  0
-    DCD     0, -6,  123,   12,  -1,  0,   0,  0
-    DCD     2, -11, 108,   36,  -8,  1,   0,  0
-    DCD     0, -9,   93,   50,  -6,  0,   0,  0
-    DCD     3, -16,  77,   77, -16,  3,   0,  0
-    DCD     0, -6,   50,   93,  -9,  0,   0,  0
-    DCD     1, -8,   36,  108, -11,  2,   0,  0
-    DCD     0, -1,   12,  123,  -6,   0,  0,  0
-
-; r0    unsigned char  *src_ptr,
-; r1    int  src_pixels_per_line,
-; r2    int  xoffset,
-; r3    int  yoffset,
-; r4    unsigned char *dst_ptr,
-; stack(r5) int  dst_pitch
-
-|vp8_sixtap_predict8x4_neon| PROC
-    push            {r4-r5, lr}
-    vpush           {d8-d15}
-
-    adr             r12, filter8_coeff
-    ldr             r4, [sp, #76]           ;load parameters from stack
-    ldr             r5, [sp, #80]           ;load parameters from stack
-
-    cmp             r2, #0                  ;skip first_pass filter if xoffset=0
-    beq             secondpass_filter8x4_only
-
-    add             r2, r12, r2, lsl #5     ;calculate filter location
-
-    cmp             r3, #0                  ;skip second_pass filter if yoffset=0
-
-    vld1.s32        {q14, q15}, [r2]        ;load first_pass filter
-
-    beq             firstpass_filter8x4_only
-
-    sub             sp, sp, #32             ;reserve space on stack for temporary storage
-    vabs.s32        q12, q14
-    vabs.s32        q13, q15
-
-    sub             r0, r0, #2              ;move srcptr back to (line-2) and (column-2)
-    mov             lr, sp
-    sub             r0, r0, r1, lsl #1
-
-    vdup.8          d0, d24[0]              ;first_pass filter (d0-d5)
-    vdup.8          d1, d24[4]
-    vdup.8          d2, d25[0]
-
-;First pass: output_height lines x output_width columns (9x8)
-    vld1.u8         {q3}, [r0], r1          ;load src data
-    vdup.8          d3, d25[4]
-    vld1.u8         {q4}, [r0], r1
-    vdup.8          d4, d26[0]
-    vld1.u8         {q5}, [r0], r1
-    vdup.8          d5, d26[4]
-    vld1.u8         {q6}, [r0], r1
-
-    pld             [r0]
-    pld             [r0, r1]
-    pld             [r0, r1, lsl #1]
-
-    vmull.u8        q7, d6, d0              ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q8, d8, d0
-    vmull.u8        q9, d10, d0
-    vmull.u8        q10, d12, d0
-
-    vext.8          d28, d6, d7, #1         ;construct src_ptr[-1]
-    vext.8          d29, d8, d9, #1
-    vext.8          d30, d10, d11, #1
-    vext.8          d31, d12, d13, #1
-
-    vmlsl.u8        q7, d28, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q8, d29, d1
-    vmlsl.u8        q9, d30, d1
-    vmlsl.u8        q10, d31, d1
-
-    vext.8          d28, d6, d7, #4         ;construct src_ptr[2]
-    vext.8          d29, d8, d9, #4
-    vext.8          d30, d10, d11, #4
-    vext.8          d31, d12, d13, #4
-
-    vmlsl.u8        q7, d28, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q8, d29, d4
-    vmlsl.u8        q9, d30, d4
-    vmlsl.u8        q10, d31, d4
-
-    vext.8          d28, d6, d7, #2         ;construct src_ptr[0]
-    vext.8          d29, d8, d9, #2
-    vext.8          d30, d10, d11, #2
-    vext.8          d31, d12, d13, #2
-
-    vmlal.u8        q7, d28, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q8, d29, d2
-    vmlal.u8        q9, d30, d2
-    vmlal.u8        q10, d31, d2
-
-    vext.8          d28, d6, d7, #5         ;construct src_ptr[3]
-    vext.8          d29, d8, d9, #5
-    vext.8          d30, d10, d11, #5
-    vext.8          d31, d12, d13, #5
-
-    vmlal.u8        q7, d28, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q8, d29, d5
-    vmlal.u8        q9, d30, d5
-    vmlal.u8        q10, d31, d5
-
-    vext.8          d28, d6, d7, #3         ;construct src_ptr[1]
-    vext.8          d29, d8, d9, #3
-    vext.8          d30, d10, d11, #3
-    vext.8          d31, d12, d13, #3
-
-    vmull.u8        q3, d28, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q4, d29, d3
-    vmull.u8        q5, d30, d3
-    vmull.u8        q6, d31, d3
-
-    vqadd.s16       q7, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q4
-    vqadd.s16       q9, q5
-    vqadd.s16       q10, q6
-
-    vld1.u8         {q3}, [r0], r1          ;load src data
-
-    vqrshrun.s16    d22, q7, #7             ;shift/round/saturate to u8
-    vqrshrun.s16    d23, q8, #7
-    vqrshrun.s16    d24, q9, #7
-    vqrshrun.s16    d25, q10, #7
-
-    vld1.u8         {q4}, [r0], r1
-    vst1.u8         {d22}, [lr]!            ;store result
-    vld1.u8         {q5}, [r0], r1
-    vst1.u8         {d23}, [lr]!
-    vld1.u8         {q6}, [r0], r1
-    vst1.u8         {d24}, [lr]!
-    vld1.u8         {q7}, [r0], r1
-    vst1.u8         {d25}, [lr]!
-
-    ;first_pass filtering on the rest 5-line data
-    vmull.u8        q8, d6, d0              ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q9, d8, d0
-    vmull.u8        q10, d10, d0
-    vmull.u8        q11, d12, d0
-    vmull.u8        q12, d14, d0
-
-    vext.8          d27, d6, d7, #1         ;construct src_ptr[-1]
-    vext.8          d28, d8, d9, #1
-    vext.8          d29, d10, d11, #1
-    vext.8          d30, d12, d13, #1
-    vext.8          d31, d14, d15, #1
-
-    vmlsl.u8        q8, d27, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q9, d28, d1
-    vmlsl.u8        q10, d29, d1
-    vmlsl.u8        q11, d30, d1
-    vmlsl.u8        q12, d31, d1
-
-    vext.8          d27, d6, d7, #4         ;construct src_ptr[2]
-    vext.8          d28, d8, d9, #4
-    vext.8          d29, d10, d11, #4
-    vext.8          d30, d12, d13, #4
-    vext.8          d31, d14, d15, #4
-
-    vmlsl.u8        q8, d27, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q9, d28, d4
-    vmlsl.u8        q10, d29, d4
-    vmlsl.u8        q11, d30, d4
-    vmlsl.u8        q12, d31, d4
-
-    vext.8          d27, d6, d7, #2         ;construct src_ptr[0]
-    vext.8          d28, d8, d9, #2
-    vext.8          d29, d10, d11, #2
-    vext.8          d30, d12, d13, #2
-    vext.8          d31, d14, d15, #2
-
-    vmlal.u8        q8, d27, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q9, d28, d2
-    vmlal.u8        q10, d29, d2
-    vmlal.u8        q11, d30, d2
-    vmlal.u8        q12, d31, d2
-
-    vext.8          d27, d6, d7, #5         ;construct src_ptr[3]
-    vext.8          d28, d8, d9, #5
-    vext.8          d29, d10, d11, #5
-    vext.8          d30, d12, d13, #5
-    vext.8          d31, d14, d15, #5
-
-    vmlal.u8        q8, d27, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q9, d28, d5
-    vmlal.u8        q10, d29, d5
-    vmlal.u8        q11, d30, d5
-    vmlal.u8        q12, d31, d5
-
-    vext.8          d27, d6, d7, #3         ;construct src_ptr[1]
-    vext.8          d28, d8, d9, #3
-    vext.8          d29, d10, d11, #3
-    vext.8          d30, d12, d13, #3
-    vext.8          d31, d14, d15, #3
-
-    vmull.u8        q3, d27, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q4, d28, d3
-    vmull.u8        q5, d29, d3
-    vmull.u8        q6, d30, d3
-    vmull.u8        q7, d31, d3
-
-    vqadd.s16       q8, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q9, q4
-    vqadd.s16       q10, q5
-    vqadd.s16       q11, q6
-    vqadd.s16       q12, q7
-
-    vqrshrun.s16    d26, q8, #7             ;shift/round/saturate to u8
-    vqrshrun.s16    d27, q9, #7
-    vqrshrun.s16    d28, q10, #7
-    vqrshrun.s16    d29, q11, #7                ;load intermediate data from stack
-    vqrshrun.s16    d30, q12, #7
-
-;Second pass: 8x4
-;secondpass_filter
-    add             r3, r12, r3, lsl #5
-    sub             lr, lr, #32
-
-    vld1.s32        {q5, q6}, [r3]          ;load second_pass filter
-    vld1.u8         {q11}, [lr]!
-
-    vabs.s32        q7, q5
-    vabs.s32        q8, q6
-
-    vld1.u8         {q12}, [lr]!
-
-    vdup.8          d0, d14[0]              ;second_pass filter parameters (d0-d5)
-    vdup.8          d1, d14[4]
-    vdup.8          d2, d15[0]
-    vdup.8          d3, d15[4]
-    vdup.8          d4, d16[0]
-    vdup.8          d5, d16[4]
-
-    vmull.u8        q3, d22, d0             ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q4, d23, d0
-    vmull.u8        q5, d24, d0
-    vmull.u8        q6, d25, d0
-
-    vmlsl.u8        q3, d23, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q4, d24, d1
-    vmlsl.u8        q5, d25, d1
-    vmlsl.u8        q6, d26, d1
-
-    vmlsl.u8        q3, d26, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q4, d27, d4
-    vmlsl.u8        q5, d28, d4
-    vmlsl.u8        q6, d29, d4
-
-    vmlal.u8        q3, d24, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q4, d25, d2
-    vmlal.u8        q5, d26, d2
-    vmlal.u8        q6, d27, d2
-
-    vmlal.u8        q3, d27, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q4, d28, d5
-    vmlal.u8        q5, d29, d5
-    vmlal.u8        q6, d30, d5
-
-    vmull.u8        q7, d25, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q8, d26, d3
-    vmull.u8        q9, d27, d3
-    vmull.u8        q10, d28, d3
-
-    vqadd.s16       q7, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q4
-    vqadd.s16       q9, q5
-    vqadd.s16       q10, q6
-
-    vqrshrun.s16    d6, q7, #7              ;shift/round/saturate to u8
-    vqrshrun.s16    d7, q8, #7
-    vqrshrun.s16    d8, q9, #7
-    vqrshrun.s16    d9, q10, #7
-
-    vst1.u8         {d6}, [r4], r5          ;store result
-    vst1.u8         {d7}, [r4], r5
-    vst1.u8         {d8}, [r4], r5
-    vst1.u8         {d9}, [r4], r5
-
-    add             sp, sp, #32
-
-    vpop            {d8-d15}
-    pop             {r4-r5,pc}
-
-;--------------------
-firstpass_filter8x4_only
-    vabs.s32        q12, q14
-    vabs.s32        q13, q15
-
-    sub             r0, r0, #2              ;move srcptr back to (line-2) and (column-2)
-    vld1.u8         {q3}, [r0], r1          ;load src data
-
-    vdup.8          d0, d24[0]              ;first_pass filter (d0-d5)
-    vld1.u8         {q4}, [r0], r1
-    vdup.8          d1, d24[4]
-    vld1.u8         {q5}, [r0], r1
-    vdup.8          d2, d25[0]
-    vld1.u8         {q6}, [r0], r1
-    vdup.8          d3, d25[4]
-    vdup.8          d4, d26[0]
-    vdup.8          d5, d26[4]
-
-;First pass: output_height lines x output_width columns (4x8)
-    pld             [r0]
-    pld             [r0, r1]
-    pld             [r0, r1, lsl #1]
-
-    vmull.u8        q7, d6, d0              ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q8, d8, d0
-    vmull.u8        q9, d10, d0
-    vmull.u8        q10, d12, d0
-
-    vext.8          d28, d6, d7, #1         ;construct src_ptr[-1]
-    vext.8          d29, d8, d9, #1
-    vext.8          d30, d10, d11, #1
-    vext.8          d31, d12, d13, #1
-
-    vmlsl.u8        q7, d28, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q8, d29, d1
-    vmlsl.u8        q9, d30, d1
-    vmlsl.u8        q10, d31, d1
-
-    vext.8          d28, d6, d7, #4         ;construct src_ptr[2]
-    vext.8          d29, d8, d9, #4
-    vext.8          d30, d10, d11, #4
-    vext.8          d31, d12, d13, #4
-
-    vmlsl.u8        q7, d28, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q8, d29, d4
-    vmlsl.u8        q9, d30, d4
-    vmlsl.u8        q10, d31, d4
-
-    vext.8          d28, d6, d7, #2         ;construct src_ptr[0]
-    vext.8          d29, d8, d9, #2
-    vext.8          d30, d10, d11, #2
-    vext.8          d31, d12, d13, #2
-
-    vmlal.u8        q7, d28, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q8, d29, d2
-    vmlal.u8        q9, d30, d2
-    vmlal.u8        q10, d31, d2
-
-    vext.8          d28, d6, d7, #5         ;construct src_ptr[3]
-    vext.8          d29, d8, d9, #5
-    vext.8          d30, d10, d11, #5
-    vext.8          d31, d12, d13, #5
-
-    vmlal.u8        q7, d28, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q8, d29, d5
-    vmlal.u8        q9, d30, d5
-    vmlal.u8        q10, d31, d5
-
-    vext.8          d28, d6, d7, #3         ;construct src_ptr[1]
-    vext.8          d29, d8, d9, #3
-    vext.8          d30, d10, d11, #3
-    vext.8          d31, d12, d13, #3
-
-    vmull.u8        q3, d28, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q4, d29, d3
-    vmull.u8        q5, d30, d3
-    vmull.u8        q6, d31, d3
-
-    vqadd.s16       q7, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q4
-    vqadd.s16       q9, q5
-    vqadd.s16       q10, q6
-
-    vqrshrun.s16    d22, q7, #7             ;shift/round/saturate to u8
-    vqrshrun.s16    d23, q8, #7
-    vqrshrun.s16    d24, q9, #7
-    vqrshrun.s16    d25, q10, #7
-
-    vst1.u8         {d22}, [r4], r5         ;store result
-    vst1.u8         {d23}, [r4], r5
-    vst1.u8         {d24}, [r4], r5
-    vst1.u8         {d25}, [r4], r5
-
-    vpop            {d8-d15}
-    pop             {r4-r5,pc}
-
-;---------------------
-secondpass_filter8x4_only
-;Second pass: 8x4
-    add             r3, r12, r3, lsl #5
-    sub             r0, r0, r1, lsl #1
-    vld1.s32        {q5, q6}, [r3]          ;load second_pass filter
-    vabs.s32        q7, q5
-    vabs.s32        q8, q6
-
-    vld1.u8         {d22}, [r0], r1
-    vld1.u8         {d23}, [r0], r1
-    vld1.u8         {d24}, [r0], r1
-    vdup.8          d0, d14[0]              ;second_pass filter parameters (d0-d5)
-    vld1.u8         {d25}, [r0], r1
-    vdup.8          d1, d14[4]
-    vld1.u8         {d26}, [r0], r1
-    vdup.8          d2, d15[0]
-    vld1.u8         {d27}, [r0], r1
-    vdup.8          d3, d15[4]
-    vld1.u8         {d28}, [r0], r1
-    vdup.8          d4, d16[0]
-    vld1.u8         {d29}, [r0], r1
-    vdup.8          d5, d16[4]
-    vld1.u8         {d30}, [r0], r1
-
-    vmull.u8        q3, d22, d0             ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q4, d23, d0
-    vmull.u8        q5, d24, d0
-    vmull.u8        q6, d25, d0
-
-    vmlsl.u8        q3, d23, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q4, d24, d1
-    vmlsl.u8        q5, d25, d1
-    vmlsl.u8        q6, d26, d1
-
-    vmlsl.u8        q3, d26, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q4, d27, d4
-    vmlsl.u8        q5, d28, d4
-    vmlsl.u8        q6, d29, d4
-
-    vmlal.u8        q3, d24, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q4, d25, d2
-    vmlal.u8        q5, d26, d2
-    vmlal.u8        q6, d27, d2
-
-    vmlal.u8        q3, d27, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q4, d28, d5
-    vmlal.u8        q5, d29, d5
-    vmlal.u8        q6, d30, d5
-
-    vmull.u8        q7, d25, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q8, d26, d3
-    vmull.u8        q9, d27, d3
-    vmull.u8        q10, d28, d3
-
-    vqadd.s16       q7, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q4
-    vqadd.s16       q9, q5
-    vqadd.s16       q10, q6
-
-    vqrshrun.s16    d6, q7, #7              ;shift/round/saturate to u8
-    vqrshrun.s16    d7, q8, #7
-    vqrshrun.s16    d8, q9, #7
-    vqrshrun.s16    d9, q10, #7
-
-    vst1.u8         {d6}, [r4], r5          ;store result
-    vst1.u8         {d7}, [r4], r5
-    vst1.u8         {d8}, [r4], r5
-    vst1.u8         {d9}, [r4], r5
-
-    vpop            {d8-d15}
-    pop             {r4-r5,pc}
-
-    ENDP
-
-;-----------------
-
-    END
diff --git a/vp8/common/arm/neon/sixtappredict8x8_neon.asm b/vp8/common/arm/neon/sixtappredict8x8_neon.asm
deleted file mode 100644
index 4b04925..0000000
--- a/vp8/common/arm/neon/sixtappredict8x8_neon.asm
+++ /dev/null
@@ -1,528 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-
-
-    EXPORT  |vp8_sixtap_predict8x8_neon|
-    ARM
-    REQUIRE8
-    PRESERVE8
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-
-filter8_coeff
-    DCD     0,  0,  128,    0,   0,  0,   0,  0
-    DCD     0, -6,  123,   12,  -1,  0,   0,  0
-    DCD     2, -11, 108,   36,  -8,  1,   0,  0
-    DCD     0, -9,   93,   50,  -6,  0,   0,  0
-    DCD     3, -16,  77,   77, -16,  3,   0,  0
-    DCD     0, -6,   50,   93,  -9,  0,   0,  0
-    DCD     1, -8,   36,  108, -11,  2,   0,  0
-    DCD     0, -1,   12,  123,  -6,   0,  0,  0
-
-; r0    unsigned char  *src_ptr,
-; r1    int  src_pixels_per_line,
-; r2    int  xoffset,
-; r3    int  yoffset,
-; stack(r4) unsigned char *dst_ptr,
-; stack(r5) int  dst_pitch
-
-|vp8_sixtap_predict8x8_neon| PROC
-    push            {r4-r5, lr}
-    vpush           {d8-d15}
-    adr             r12, filter8_coeff
-
-    ldr             r4, [sp, #76]           ;load parameters from stack
-    ldr             r5, [sp, #80]           ;load parameters from stack
-
-    cmp             r2, #0                  ;skip first_pass filter if xoffset=0
-    beq             secondpass_filter8x8_only
-
-    add             r2, r12, r2, lsl #5     ;calculate filter location
-
-    cmp             r3, #0                  ;skip second_pass filter if yoffset=0
-
-    vld1.s32        {q14, q15}, [r2]        ;load first_pass filter
-
-    beq             firstpass_filter8x8_only
-
-    sub             sp, sp, #64             ;reserve space on stack for temporary storage
-    mov             lr, sp
-
-    vabs.s32        q12, q14
-    vabs.s32        q13, q15
-
-    mov             r2, #2                  ;loop counter
-    sub             r0, r0, #2              ;move srcptr back to (line-2) and (column-2)
-    sub             r0, r0, r1, lsl #1
-
-    vdup.8          d0, d24[0]              ;first_pass filter (d0-d5)
-    vdup.8          d1, d24[4]
-    vdup.8          d2, d25[0]
-
-;First pass: output_height lines x output_width columns (13x8)
-    vld1.u8         {q3}, [r0], r1          ;load src data
-    vdup.8          d3, d25[4]
-    vld1.u8         {q4}, [r0], r1
-    vdup.8          d4, d26[0]
-    vld1.u8         {q5}, [r0], r1
-    vdup.8          d5, d26[4]
-    vld1.u8         {q6}, [r0], r1
-
-filt_blk2d_fp8x8_loop_neon
-    pld             [r0]
-    pld             [r0, r1]
-    pld             [r0, r1, lsl #1]
-
-    vmull.u8        q7, d6, d0              ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q8, d8, d0
-    vmull.u8        q9, d10, d0
-    vmull.u8        q10, d12, d0
-
-    vext.8          d28, d6, d7, #1         ;construct src_ptr[-1]
-    vext.8          d29, d8, d9, #1
-    vext.8          d30, d10, d11, #1
-    vext.8          d31, d12, d13, #1
-
-    vmlsl.u8        q7, d28, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q8, d29, d1
-    vmlsl.u8        q9, d30, d1
-    vmlsl.u8        q10, d31, d1
-
-    vext.8          d28, d6, d7, #4         ;construct src_ptr[2]
-    vext.8          d29, d8, d9, #4
-    vext.8          d30, d10, d11, #4
-    vext.8          d31, d12, d13, #4
-
-    vmlsl.u8        q7, d28, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q8, d29, d4
-    vmlsl.u8        q9, d30, d4
-    vmlsl.u8        q10, d31, d4
-
-    vext.8          d28, d6, d7, #2         ;construct src_ptr[0]
-    vext.8          d29, d8, d9, #2
-    vext.8          d30, d10, d11, #2
-    vext.8          d31, d12, d13, #2
-
-    vmlal.u8        q7, d28, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q8, d29, d2
-    vmlal.u8        q9, d30, d2
-    vmlal.u8        q10, d31, d2
-
-    vext.8          d28, d6, d7, #5         ;construct src_ptr[3]
-    vext.8          d29, d8, d9, #5
-    vext.8          d30, d10, d11, #5
-    vext.8          d31, d12, d13, #5
-
-    vmlal.u8        q7, d28, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q8, d29, d5
-    vmlal.u8        q9, d30, d5
-    vmlal.u8        q10, d31, d5
-
-    vext.8          d28, d6, d7, #3         ;construct src_ptr[1]
-    vext.8          d29, d8, d9, #3
-    vext.8          d30, d10, d11, #3
-    vext.8          d31, d12, d13, #3
-
-    vmull.u8        q3, d28, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q4, d29, d3
-    vmull.u8        q5, d30, d3
-    vmull.u8        q6, d31, d3
-
-    subs            r2, r2, #1
-
-    vqadd.s16       q7, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q4
-    vqadd.s16       q9, q5
-    vqadd.s16       q10, q6
-
-    vld1.u8         {q3}, [r0], r1          ;load src data
-
-    vqrshrun.s16    d22, q7, #7             ;shift/round/saturate to u8
-    vqrshrun.s16    d23, q8, #7
-    vqrshrun.s16    d24, q9, #7
-    vqrshrun.s16    d25, q10, #7
-
-    vst1.u8         {d22}, [lr]!            ;store result
-    vld1.u8         {q4}, [r0], r1
-    vst1.u8         {d23}, [lr]!
-    vld1.u8         {q5}, [r0], r1
-    vst1.u8         {d24}, [lr]!
-    vld1.u8         {q6}, [r0], r1
-    vst1.u8         {d25}, [lr]!
-
-    bne             filt_blk2d_fp8x8_loop_neon
-
-    ;first_pass filtering on the rest 5-line data
-    ;vld1.u8            {q3}, [r0], r1          ;load src data
-    ;vld1.u8            {q4}, [r0], r1
-    ;vld1.u8            {q5}, [r0], r1
-    ;vld1.u8            {q6}, [r0], r1
-    vld1.u8         {q7}, [r0], r1
-
-    vmull.u8        q8, d6, d0              ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q9, d8, d0
-    vmull.u8        q10, d10, d0
-    vmull.u8        q11, d12, d0
-    vmull.u8        q12, d14, d0
-
-    vext.8          d27, d6, d7, #1         ;construct src_ptr[-1]
-    vext.8          d28, d8, d9, #1
-    vext.8          d29, d10, d11, #1
-    vext.8          d30, d12, d13, #1
-    vext.8          d31, d14, d15, #1
-
-    vmlsl.u8        q8, d27, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q9, d28, d1
-    vmlsl.u8        q10, d29, d1
-    vmlsl.u8        q11, d30, d1
-    vmlsl.u8        q12, d31, d1
-
-    vext.8          d27, d6, d7, #4         ;construct src_ptr[2]
-    vext.8          d28, d8, d9, #4
-    vext.8          d29, d10, d11, #4
-    vext.8          d30, d12, d13, #4
-    vext.8          d31, d14, d15, #4
-
-    vmlsl.u8        q8, d27, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q9, d28, d4
-    vmlsl.u8        q10, d29, d4
-    vmlsl.u8        q11, d30, d4
-    vmlsl.u8        q12, d31, d4
-
-    vext.8          d27, d6, d7, #2         ;construct src_ptr[0]
-    vext.8          d28, d8, d9, #2
-    vext.8          d29, d10, d11, #2
-    vext.8          d30, d12, d13, #2
-    vext.8          d31, d14, d15, #2
-
-    vmlal.u8        q8, d27, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q9, d28, d2
-    vmlal.u8        q10, d29, d2
-    vmlal.u8        q11, d30, d2
-    vmlal.u8        q12, d31, d2
-
-    vext.8          d27, d6, d7, #5         ;construct src_ptr[3]
-    vext.8          d28, d8, d9, #5
-    vext.8          d29, d10, d11, #5
-    vext.8          d30, d12, d13, #5
-    vext.8          d31, d14, d15, #5
-
-    vmlal.u8        q8, d27, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q9, d28, d5
-    vmlal.u8        q10, d29, d5
-    vmlal.u8        q11, d30, d5
-    vmlal.u8        q12, d31, d5
-
-    vext.8          d27, d6, d7, #3         ;construct src_ptr[1]
-    vext.8          d28, d8, d9, #3
-    vext.8          d29, d10, d11, #3
-    vext.8          d30, d12, d13, #3
-    vext.8          d31, d14, d15, #3
-
-    vmull.u8        q3, d27, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q4, d28, d3
-    vmull.u8        q5, d29, d3
-    vmull.u8        q6, d30, d3
-    vmull.u8        q7, d31, d3
-
-    vqadd.s16       q8, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q9, q4
-    vqadd.s16       q10, q5
-    vqadd.s16       q11, q6
-    vqadd.s16       q12, q7
-
-    add             r3, r12, r3, lsl #5
-
-    vqrshrun.s16    d26, q8, #7             ;shift/round/saturate to u8
-    sub             lr, lr, #64
-    vqrshrun.s16    d27, q9, #7
-    vld1.u8         {q9}, [lr]!             ;load intermediate data from stack
-    vqrshrun.s16    d28, q10, #7
-    vld1.u8         {q10}, [lr]!
-
-    vld1.s32        {q5, q6}, [r3]          ;load second_pass filter
-
-    vqrshrun.s16    d29, q11, #7
-    vld1.u8         {q11}, [lr]!
-
-    vabs.s32        q7, q5
-    vabs.s32        q8, q6
-
-    vqrshrun.s16    d30, q12, #7
-    vld1.u8         {q12}, [lr]!
-
-;Second pass: 8x8
-    mov             r3, #2                  ;loop counter
-
-    vdup.8          d0, d14[0]              ;second_pass filter parameters (d0-d5)
-    vdup.8          d1, d14[4]
-    vdup.8          d2, d15[0]
-    vdup.8          d3, d15[4]
-    vdup.8          d4, d16[0]
-    vdup.8          d5, d16[4]
-
-filt_blk2d_sp8x8_loop_neon
-    vmull.u8        q3, d18, d0             ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q4, d19, d0
-    vmull.u8        q5, d20, d0
-    vmull.u8        q6, d21, d0
-
-    vmlsl.u8        q3, d19, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q4, d20, d1
-    vmlsl.u8        q5, d21, d1
-    vmlsl.u8        q6, d22, d1
-
-    vmlsl.u8        q3, d22, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q4, d23, d4
-    vmlsl.u8        q5, d24, d4
-    vmlsl.u8        q6, d25, d4
-
-    vmlal.u8        q3, d20, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q4, d21, d2
-    vmlal.u8        q5, d22, d2
-    vmlal.u8        q6, d23, d2
-
-    vmlal.u8        q3, d23, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q4, d24, d5
-    vmlal.u8        q5, d25, d5
-    vmlal.u8        q6, d26, d5
-
-    vmull.u8        q7, d21, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q8, d22, d3
-    vmull.u8        q9, d23, d3
-    vmull.u8        q10, d24, d3
-
-    subs            r3, r3, #1
-
-    vqadd.s16       q7, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q4
-    vqadd.s16       q9, q5
-    vqadd.s16       q10, q6
-
-    vqrshrun.s16    d6, q7, #7              ;shift/round/saturate to u8
-    vqrshrun.s16    d7, q8, #7
-    vqrshrun.s16    d8, q9, #7
-    vqrshrun.s16    d9, q10, #7
-
-    vmov            q9, q11
-    vst1.u8         {d6}, [r4], r5          ;store result
-    vmov            q10, q12
-    vst1.u8         {d7}, [r4], r5
-    vmov            q11, q13
-    vst1.u8         {d8}, [r4], r5
-    vmov            q12, q14
-    vst1.u8         {d9}, [r4], r5
-    vmov            d26, d30
-
-    bne filt_blk2d_sp8x8_loop_neon
-
-    add             sp, sp, #64
-
-    vpop            {d8-d15}
-    pop             {r4-r5,pc}
-
-;---------------------
-firstpass_filter8x8_only
-    ;add                r2, r12, r2, lsl #5     ;calculate filter location
-    ;vld1.s32       {q14, q15}, [r2]        ;load first_pass filter
-    vabs.s32        q12, q14
-    vabs.s32        q13, q15
-
-    mov             r2, #2                  ;loop counter
-    sub             r0, r0, #2              ;move srcptr back to (line-2) and (column-2)
-
-    vdup.8          d0, d24[0]              ;first_pass filter (d0-d5)
-    vdup.8          d1, d24[4]
-    vdup.8          d2, d25[0]
-    vdup.8          d3, d25[4]
-    vdup.8          d4, d26[0]
-    vdup.8          d5, d26[4]
-
-;First pass: output_height lines x output_width columns (8x8)
-filt_blk2d_fpo8x8_loop_neon
-    vld1.u8         {q3}, [r0], r1          ;load src data
-    vld1.u8         {q4}, [r0], r1
-    vld1.u8         {q5}, [r0], r1
-    vld1.u8         {q6}, [r0], r1
-
-    pld             [r0]
-    pld             [r0, r1]
-    pld             [r0, r1, lsl #1]
-
-    vmull.u8        q7, d6, d0              ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q8, d8, d0
-    vmull.u8        q9, d10, d0
-    vmull.u8        q10, d12, d0
-
-    vext.8          d28, d6, d7, #1         ;construct src_ptr[-1]
-    vext.8          d29, d8, d9, #1
-    vext.8          d30, d10, d11, #1
-    vext.8          d31, d12, d13, #1
-
-    vmlsl.u8        q7, d28, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q8, d29, d1
-    vmlsl.u8        q9, d30, d1
-    vmlsl.u8        q10, d31, d1
-
-    vext.8          d28, d6, d7, #4         ;construct src_ptr[2]
-    vext.8          d29, d8, d9, #4
-    vext.8          d30, d10, d11, #4
-    vext.8          d31, d12, d13, #4
-
-    vmlsl.u8        q7, d28, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q8, d29, d4
-    vmlsl.u8        q9, d30, d4
-    vmlsl.u8        q10, d31, d4
-
-    vext.8          d28, d6, d7, #2         ;construct src_ptr[0]
-    vext.8          d29, d8, d9, #2
-    vext.8          d30, d10, d11, #2
-    vext.8          d31, d12, d13, #2
-
-    vmlal.u8        q7, d28, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q8, d29, d2
-    vmlal.u8        q9, d30, d2
-    vmlal.u8        q10, d31, d2
-
-    vext.8          d28, d6, d7, #5         ;construct src_ptr[3]
-    vext.8          d29, d8, d9, #5
-    vext.8          d30, d10, d11, #5
-    vext.8          d31, d12, d13, #5
-
-    vmlal.u8        q7, d28, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q8, d29, d5
-    vmlal.u8        q9, d30, d5
-    vmlal.u8        q10, d31, d5
-
-    vext.8          d28, d6, d7, #3         ;construct src_ptr[1]
-    vext.8          d29, d8, d9, #3
-    vext.8          d30, d10, d11, #3
-    vext.8          d31, d12, d13, #3
-
-    vmull.u8        q3, d28, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q4, d29, d3
-    vmull.u8        q5, d30, d3
-    vmull.u8        q6, d31, d3
- ;
-    vqadd.s16       q7, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q4
-    vqadd.s16       q9, q5
-    vqadd.s16       q10, q6
-
-    subs            r2, r2, #1
-
-    vqrshrun.s16    d22, q7, #7             ;shift/round/saturate to u8
-    vqrshrun.s16    d23, q8, #7
-    vqrshrun.s16    d24, q9, #7
-    vqrshrun.s16    d25, q10, #7
-
-    vst1.u8         {d22}, [r4], r5         ;store result
-    vst1.u8         {d23}, [r4], r5
-    vst1.u8         {d24}, [r4], r5
-    vst1.u8         {d25}, [r4], r5
-
-    bne             filt_blk2d_fpo8x8_loop_neon
-
-    vpop            {d8-d15}
-    pop             {r4-r5,pc}
-
-;---------------------
-secondpass_filter8x8_only
-    sub             r0, r0, r1, lsl #1
-    add             r3, r12, r3, lsl #5
-
-    vld1.u8         {d18}, [r0], r1         ;load src data
-    vld1.s32        {q5, q6}, [r3]          ;load second_pass filter
-    vld1.u8         {d19}, [r0], r1
-    vabs.s32        q7, q5
-    vld1.u8         {d20}, [r0], r1
-    vabs.s32        q8, q6
-    vld1.u8         {d21}, [r0], r1
-    mov             r3, #2                  ;loop counter
-    vld1.u8         {d22}, [r0], r1
-    vdup.8          d0, d14[0]              ;second_pass filter parameters (d0-d5)
-    vld1.u8         {d23}, [r0], r1
-    vdup.8          d1, d14[4]
-    vld1.u8         {d24}, [r0], r1
-    vdup.8          d2, d15[0]
-    vld1.u8         {d25}, [r0], r1
-    vdup.8          d3, d15[4]
-    vld1.u8         {d26}, [r0], r1
-    vdup.8          d4, d16[0]
-    vld1.u8         {d27}, [r0], r1
-    vdup.8          d5, d16[4]
-    vld1.u8         {d28}, [r0], r1
-    vld1.u8         {d29}, [r0], r1
-    vld1.u8         {d30}, [r0], r1
-
-;Second pass: 8x8
-filt_blk2d_spo8x8_loop_neon
-    vmull.u8        q3, d18, d0             ;(src_ptr[-2] * vp8_filter[0])
-    vmull.u8        q4, d19, d0
-    vmull.u8        q5, d20, d0
-    vmull.u8        q6, d21, d0
-
-    vmlsl.u8        q3, d19, d1             ;-(src_ptr[-1] * vp8_filter[1])
-    vmlsl.u8        q4, d20, d1
-    vmlsl.u8        q5, d21, d1
-    vmlsl.u8        q6, d22, d1
-
-    vmlsl.u8        q3, d22, d4             ;-(src_ptr[2] * vp8_filter[4])
-    vmlsl.u8        q4, d23, d4
-    vmlsl.u8        q5, d24, d4
-    vmlsl.u8        q6, d25, d4
-
-    vmlal.u8        q3, d20, d2             ;(src_ptr[0] * vp8_filter[2])
-    vmlal.u8        q4, d21, d2
-    vmlal.u8        q5, d22, d2
-    vmlal.u8        q6, d23, d2
-
-    vmlal.u8        q3, d23, d5             ;(src_ptr[3] * vp8_filter[5])
-    vmlal.u8        q4, d24, d5
-    vmlal.u8        q5, d25, d5
-    vmlal.u8        q6, d26, d5
-
-    vmull.u8        q7, d21, d3             ;(src_ptr[1] * vp8_filter[3])
-    vmull.u8        q8, d22, d3
-    vmull.u8        q9, d23, d3
-    vmull.u8        q10, d24, d3
-
-    subs            r3, r3, #1
-
-    vqadd.s16       q7, q3                  ;sum of all (src_data*filter_parameters)
-    vqadd.s16       q8, q4
-    vqadd.s16       q9, q5
-    vqadd.s16       q10, q6
-
-    vqrshrun.s16    d6, q7, #7              ;shift/round/saturate to u8
-    vqrshrun.s16    d7, q8, #7
-    vqrshrun.s16    d8, q9, #7
-    vqrshrun.s16    d9, q10, #7
-
-    vmov            q9, q11
-    vst1.u8         {d6}, [r4], r5          ;store result
-    vmov            q10, q12
-    vst1.u8         {d7}, [r4], r5
-    vmov            q11, q13
-    vst1.u8         {d8}, [r4], r5
-    vmov            q12, q14
-    vst1.u8         {d9}, [r4], r5
-    vmov            d26, d30
-
-    bne filt_blk2d_spo8x8_loop_neon
-
-    vpop            {d8-d15}
-    pop             {r4-r5,pc}
-
-    ENDP
-
-;-----------------
-
-    END
diff --git a/vp8/common/arm/neon/sixtappredict_neon.c b/vp8/common/arm/neon/sixtappredict_neon.c
new file mode 100644
index 0000000..22932e9
--- /dev/null
+++ b/vp8/common/arm/neon/sixtappredict_neon.c
@@ -0,0 +1,1748 @@
+/*
+ *  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 <arm_neon.h>
+
+static const int8_t vp8_sub_pel_filters[8][8] = {
+    {0,  0,  128,   0,   0, 0, 0, 0},  /* note that 1/8 pel positionyys are */
+    {0, -6,  123,  12,  -1, 0, 0, 0},  /*    just as per alpha -0.5 bicubic */
+    {2, -11, 108,  36,  -8, 1, 0, 0},  /* New 1/4 pel 6 tap filter */
+    {0, -9,   93,  50,  -6, 0, 0, 0},
+    {3, -16,  77,  77, -16, 3, 0, 0},  /* New 1/2 pel 6 tap filter */
+    {0, -6,   50,  93,  -9, 0, 0, 0},
+    {1, -8,   36, 108, -11, 2, 0, 0},  /* New 1/4 pel 6 tap filter */
+    {0, -1,   12, 123,  -6, 0, 0, 0},
+};
+
+void vp8_sixtap_predict4x4_neon(
+        unsigned char *src_ptr,
+        int src_pixels_per_line,
+        int xoffset,
+        int yoffset,
+        unsigned char *dst_ptr,
+        int dst_pitch) {
+    unsigned char *src;
+    uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d18u8, d19u8, d20u8, d21u8;
+    uint8x8_t d23u8, d24u8, d25u8, d26u8, d27u8, d28u8, d29u8, d30u8, d31u8;
+    int8x8_t dtmps8, d0s8, d1s8, d2s8, d3s8, d4s8, d5s8;
+    uint32x2_t d27u32, d28u32, d29u32, d30u32, d31u32;
+    uint16x8_t q3u16, q4u16, q5u16, q6u16, q7u16;
+    uint16x8_t q8u16, q9u16, q10u16, q11u16, q12u16;
+    int16x8_t q3s16, q4s16, q5s16, q6s16, q7s16;
+    int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16;
+    uint8x16_t q3u8, q4u8, q5u8, q6u8, q11u8;
+    uint64x2_t q3u64, q4u64, q5u64, q6u64, q9u64, q10u64;
+    uint32x2x2_t d0u32x2, d1u32x2;
+
+    if (xoffset == 0) {  // secondpass_filter4x4_only
+        // load second_pass filter
+        dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]);
+        d0s8 = vdup_lane_s8(dtmps8, 0);
+        d1s8 = vdup_lane_s8(dtmps8, 1);
+        d2s8 = vdup_lane_s8(dtmps8, 2);
+        d3s8 = vdup_lane_s8(dtmps8, 3);
+        d4s8 = vdup_lane_s8(dtmps8, 4);
+        d5s8 = vdup_lane_s8(dtmps8, 5);
+        d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
+        d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
+        d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8));
+        d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8));
+        d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8));
+        d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8));
+
+        // load src data
+        src = src_ptr - src_pixels_per_line * 2;
+        d27u32 = vld1_lane_u32((const uint32_t *)src, d27u32, 0);
+        src += src_pixels_per_line;
+        d27u32 = vld1_lane_u32((const uint32_t *)src, d27u32, 1);
+        src += src_pixels_per_line;
+        d28u32 = vld1_lane_u32((const uint32_t *)src, d28u32, 0);
+        src += src_pixels_per_line;
+        d28u32 = vld1_lane_u32((const uint32_t *)src, d28u32, 1);
+        src += src_pixels_per_line;
+        d29u32 = vld1_lane_u32((const uint32_t *)src, d29u32, 0);
+        src += src_pixels_per_line;
+        d29u32 = vld1_lane_u32((const uint32_t *)src, d29u32, 1);
+        src += src_pixels_per_line;
+        d30u32 = vld1_lane_u32((const uint32_t *)src, d30u32, 0);
+        src += src_pixels_per_line;
+        d30u32 = vld1_lane_u32((const uint32_t *)src, d30u32, 1);
+        src += src_pixels_per_line;
+        d31u32 = vld1_lane_u32((const uint32_t *)src, d31u32, 0);
+
+        d27u8 = vreinterpret_u8_u32(d27u32);
+        d28u8 = vreinterpret_u8_u32(d28u32);
+        d29u8 = vreinterpret_u8_u32(d29u32);
+        d30u8 = vreinterpret_u8_u32(d30u32);
+        d31u8 = vreinterpret_u8_u32(d31u32);
+
+        d23u8 = vext_u8(d27u8, d28u8, 4);
+        d24u8 = vext_u8(d28u8, d29u8, 4);
+        d25u8 = vext_u8(d29u8, d30u8, 4);
+        d26u8 = vext_u8(d30u8, d31u8, 4);
+
+        q3u16 = vmull_u8(d27u8, d0u8);
+        q4u16 = vmull_u8(d28u8, d0u8);
+        q5u16 = vmull_u8(d25u8, d5u8);
+        q6u16 = vmull_u8(d26u8, d5u8);
+
+        q3u16 = vmlsl_u8(q3u16, d29u8, d4u8);
+        q4u16 = vmlsl_u8(q4u16, d30u8, d4u8);
+        q5u16 = vmlsl_u8(q5u16, d23u8, d1u8);
+        q6u16 = vmlsl_u8(q6u16, d24u8, d1u8);
+
+        q3u16 = vmlal_u8(q3u16, d28u8, d2u8);
+        q4u16 = vmlal_u8(q4u16, d29u8, d2u8);
+        q5u16 = vmlal_u8(q5u16, d24u8, d3u8);
+        q6u16 = vmlal_u8(q6u16, d25u8, d3u8);
+
+        q3s16 = vreinterpretq_s16_u16(q3u16);
+        q4s16 = vreinterpretq_s16_u16(q4u16);
+        q5s16 = vreinterpretq_s16_u16(q5u16);
+        q6s16 = vreinterpretq_s16_u16(q6u16);
+
+        q5s16 = vqaddq_s16(q5s16, q3s16);
+        q6s16 = vqaddq_s16(q6s16, q4s16);
+
+        d3u8 = vqrshrun_n_s16(q5s16, 7);
+        d4u8 = vqrshrun_n_s16(q6s16, 7);
+
+        vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d3u8), 0);
+        dst_ptr += dst_pitch;
+        vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d3u8), 1);
+        dst_ptr += dst_pitch;
+        vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d4u8), 0);
+        dst_ptr += dst_pitch;
+        vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d4u8), 1);
+        return;
+    }
+
+    // load first_pass filter
+    dtmps8 = vld1_s8(vp8_sub_pel_filters[xoffset]);
+    d0s8 = vdup_lane_s8(dtmps8, 0);
+    d1s8 = vdup_lane_s8(dtmps8, 1);
+    d2s8 = vdup_lane_s8(dtmps8, 2);
+    d3s8 = vdup_lane_s8(dtmps8, 3);
+    d4s8 = vdup_lane_s8(dtmps8, 4);
+    d5s8 = vdup_lane_s8(dtmps8, 5);
+    d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
+    d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
+    d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8));
+    d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8));
+    d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8));
+    d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8));
+
+    // First pass: output_height lines x output_width columns (9x4)
+
+    if (yoffset == 0)  // firstpass_filter4x4_only
+        src = src_ptr - 2;
+    else
+        src = src_ptr - 2 - (src_pixels_per_line * 2);
+
+    q3u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q4u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q5u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q6u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+
+    d18u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 5);
+    d19u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 5);
+    d20u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 5);
+    d21u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 5);
+
+    // vswp here
+    q3u8 = vcombine_u8(vget_low_u8(q3u8), vget_low_u8(q4u8));
+    q5u8 = vcombine_u8(vget_low_u8(q5u8), vget_low_u8(q6u8));
+
+    d0u32x2 = vzip_u32(vreinterpret_u32_u8(d18u8),  // d18 d19
+                       vreinterpret_u32_u8(d19u8));
+    d1u32x2 = vzip_u32(vreinterpret_u32_u8(d20u8),  // d20 d21
+                       vreinterpret_u32_u8(d21u8));
+    q7u16 = vmull_u8(vreinterpret_u8_u32(d0u32x2.val[0]), d5u8);
+    q8u16 = vmull_u8(vreinterpret_u8_u32(d1u32x2.val[0]), d5u8);
+
+    // keep original src data in q4 q6
+    q4u64 = vreinterpretq_u64_u8(q3u8);
+    q6u64 = vreinterpretq_u64_u8(q5u8);
+
+    d0u32x2 = vzip_u32(vreinterpret_u32_u8(vget_low_u8(q3u8)),  // d6 d7
+                       vreinterpret_u32_u8(vget_high_u8(q3u8)));
+    d1u32x2 = vzip_u32(vreinterpret_u32_u8(vget_low_u8(q5u8)),  // d10 d11
+                       vreinterpret_u32_u8(vget_high_u8(q5u8)));
+    q9u64 = vshrq_n_u64(q4u64, 8);
+    q10u64 = vshrq_n_u64(q6u64, 8);
+    q7u16 = vmlal_u8(q7u16, vreinterpret_u8_u32(d0u32x2.val[0]), d0u8);
+    q8u16 = vmlal_u8(q8u16, vreinterpret_u8_u32(d1u32x2.val[0]), d0u8);
+
+    d0u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q9u64)),   // d18 d19
+                       vreinterpret_u32_u64(vget_high_u64(q9u64)));
+    d1u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q10u64)),  // d20 d211
+                       vreinterpret_u32_u64(vget_high_u64(q10u64)));
+    q3u64 = vshrq_n_u64(q4u64, 32);
+    q5u64 = vshrq_n_u64(q6u64, 32);
+    q7u16 = vmlsl_u8(q7u16, vreinterpret_u8_u32(d0u32x2.val[0]), d1u8);
+    q8u16 = vmlsl_u8(q8u16, vreinterpret_u8_u32(d1u32x2.val[0]), d1u8);
+
+    d0u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q3u64)),  // d6 d7
+                       vreinterpret_u32_u64(vget_high_u64(q3u64)));
+    d1u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q5u64)),  // d10 d11
+                       vreinterpret_u32_u64(vget_high_u64(q5u64)));
+    q9u64 = vshrq_n_u64(q4u64, 16);
+    q10u64 = vshrq_n_u64(q6u64, 16);
+    q7u16 = vmlsl_u8(q7u16, vreinterpret_u8_u32(d0u32x2.val[0]), d4u8);
+    q8u16 = vmlsl_u8(q8u16, vreinterpret_u8_u32(d1u32x2.val[0]), d4u8);
+
+    d0u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q9u64)),   // d18 d19
+                       vreinterpret_u32_u64(vget_high_u64(q9u64)));
+    d1u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q10u64)),  // d20 d211
+                       vreinterpret_u32_u64(vget_high_u64(q10u64)));
+    q3u64 = vshrq_n_u64(q4u64, 24);
+    q5u64 = vshrq_n_u64(q6u64, 24);
+    q7u16 = vmlal_u8(q7u16, vreinterpret_u8_u32(d0u32x2.val[0]), d2u8);
+    q8u16 = vmlal_u8(q8u16, vreinterpret_u8_u32(d1u32x2.val[0]), d2u8);
+
+    d0u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q3u64)),  // d6 d7
+                       vreinterpret_u32_u64(vget_high_u64(q3u64)));
+    d1u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q5u64)),  // d10 d11
+                       vreinterpret_u32_u64(vget_high_u64(q5u64)));
+    q9u16 = vmull_u8(vreinterpret_u8_u32(d0u32x2.val[0]), d3u8);
+    q10u16 = vmull_u8(vreinterpret_u8_u32(d1u32x2.val[0]), d3u8);
+
+    q7s16 = vreinterpretq_s16_u16(q7u16);
+    q8s16 = vreinterpretq_s16_u16(q8u16);
+    q9s16 = vreinterpretq_s16_u16(q9u16);
+    q10s16 = vreinterpretq_s16_u16(q10u16);
+    q7s16 = vqaddq_s16(q7s16, q9s16);
+    q8s16 = vqaddq_s16(q8s16, q10s16);
+
+    d27u8 = vqrshrun_n_s16(q7s16, 7);
+    d28u8 = vqrshrun_n_s16(q8s16, 7);
+
+    if (yoffset == 0) {  // firstpass_filter4x4_only
+        vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d27u8), 0);
+        dst_ptr += dst_pitch;
+        vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d27u8), 1);
+        dst_ptr += dst_pitch;
+        vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d28u8), 0);
+        dst_ptr += dst_pitch;
+        vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d28u8), 1);
+        return;
+    }
+
+    // First Pass on rest 5-line data
+    q3u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q4u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q5u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q6u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q11u8 = vld1q_u8(src);
+
+    d18u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 5);
+    d19u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 5);
+    d20u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 5);
+    d21u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 5);
+
+    // vswp here
+    q3u8 = vcombine_u8(vget_low_u8(q3u8), vget_low_u8(q4u8));
+    q5u8 = vcombine_u8(vget_low_u8(q5u8), vget_low_u8(q6u8));
+
+    d0u32x2 = vzip_u32(vreinterpret_u32_u8(d18u8),  // d18 d19
+                       vreinterpret_u32_u8(d19u8));
+    d1u32x2 = vzip_u32(vreinterpret_u32_u8(d20u8),  // d20 d21
+                       vreinterpret_u32_u8(d21u8));
+    d31u8 = vext_u8(vget_low_u8(q11u8), vget_high_u8(q11u8), 5);
+    q7u16 = vmull_u8(vreinterpret_u8_u32(d0u32x2.val[0]), d5u8);
+    q8u16 = vmull_u8(vreinterpret_u8_u32(d1u32x2.val[0]), d5u8);
+    q12u16 = vmull_u8(d31u8, d5u8);
+
+    q4u64 = vreinterpretq_u64_u8(q3u8);
+    q6u64 = vreinterpretq_u64_u8(q5u8);
+
+    d0u32x2 = vzip_u32(vreinterpret_u32_u8(vget_low_u8(q3u8)),  // d6 d7
+                       vreinterpret_u32_u8(vget_high_u8(q3u8)));
+    d1u32x2 = vzip_u32(vreinterpret_u32_u8(vget_low_u8(q5u8)),  // d10 d11
+                       vreinterpret_u32_u8(vget_high_u8(q5u8)));
+    q9u64 = vshrq_n_u64(q4u64, 8);
+    q10u64 = vshrq_n_u64(q6u64, 8);
+    q7u16 = vmlal_u8(q7u16, vreinterpret_u8_u32(d0u32x2.val[0]), d0u8);
+    q8u16 = vmlal_u8(q8u16, vreinterpret_u8_u32(d1u32x2.val[0]), d0u8);
+    q12u16 = vmlal_u8(q12u16, vget_low_u8(q11u8), d0u8);
+
+    d0u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q9u64)),   // d18 d19
+                       vreinterpret_u32_u64(vget_high_u64(q9u64)));
+    d1u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q10u64)),  // d20 d211
+                       vreinterpret_u32_u64(vget_high_u64(q10u64)));
+    q3u64 = vshrq_n_u64(q4u64, 32);
+    q5u64 = vshrq_n_u64(q6u64, 32);
+    d31u8 = vext_u8(vget_low_u8(q11u8), vget_high_u8(q11u8), 1);
+    q7u16 = vmlsl_u8(q7u16, vreinterpret_u8_u32(d0u32x2.val[0]), d1u8);
+    q8u16 = vmlsl_u8(q8u16, vreinterpret_u8_u32(d1u32x2.val[0]), d1u8);
+    q12u16 = vmlsl_u8(q12u16, d31u8, d1u8);
+
+    d0u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q3u64)),  // d6 d7
+                       vreinterpret_u32_u64(vget_high_u64(q3u64)));
+    d1u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q5u64)),  // d10 d11
+                       vreinterpret_u32_u64(vget_high_u64(q5u64)));
+    q9u64 = vshrq_n_u64(q4u64, 16);
+    q10u64 = vshrq_n_u64(q6u64, 16);
+    d31u8 = vext_u8(vget_low_u8(q11u8), vget_high_u8(q11u8), 4);
+    q7u16 = vmlsl_u8(q7u16, vreinterpret_u8_u32(d0u32x2.val[0]), d4u8);
+    q8u16 = vmlsl_u8(q8u16, vreinterpret_u8_u32(d1u32x2.val[0]), d4u8);
+    q12u16 = vmlsl_u8(q12u16, d31u8, d4u8);
+
+    d0u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q9u64)),   // d18 d19
+                       vreinterpret_u32_u64(vget_high_u64(q9u64)));
+    d1u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q10u64)),  // d20 d211
+                       vreinterpret_u32_u64(vget_high_u64(q10u64)));
+    q3u64 = vshrq_n_u64(q4u64, 24);
+    q5u64 = vshrq_n_u64(q6u64, 24);
+    d31u8 = vext_u8(vget_low_u8(q11u8), vget_high_u8(q11u8), 2);
+    q7u16 = vmlal_u8(q7u16, vreinterpret_u8_u32(d0u32x2.val[0]), d2u8);
+    q8u16 = vmlal_u8(q8u16, vreinterpret_u8_u32(d1u32x2.val[0]), d2u8);
+    q12u16 = vmlal_u8(q12u16, d31u8, d2u8);
+
+    d0u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q3u64)),  // d6 d7
+                       vreinterpret_u32_u64(vget_high_u64(q3u64)));
+    d1u32x2 = vzip_u32(vreinterpret_u32_u64(vget_low_u64(q5u64)),  // d10 d11
+                       vreinterpret_u32_u64(vget_high_u64(q5u64)));
+    d31u8 = vext_u8(vget_low_u8(q11u8), vget_high_u8(q11u8), 3);
+    q9u16 = vmull_u8(vreinterpret_u8_u32(d0u32x2.val[0]), d3u8);
+    q10u16 = vmull_u8(vreinterpret_u8_u32(d1u32x2.val[0]), d3u8);
+    q11u16 = vmull_u8(d31u8, d3u8);
+
+    q7s16 = vreinterpretq_s16_u16(q7u16);
+    q8s16 = vreinterpretq_s16_u16(q8u16);
+    q9s16 = vreinterpretq_s16_u16(q9u16);
+    q10s16 = vreinterpretq_s16_u16(q10u16);
+    q11s16 = vreinterpretq_s16_u16(q11u16);
+    q12s16 = vreinterpretq_s16_u16(q12u16);
+    q7s16 = vqaddq_s16(q7s16, q9s16);
+    q8s16 = vqaddq_s16(q8s16, q10s16);
+    q12s16 = vqaddq_s16(q12s16, q11s16);
+
+    d29u8 = vqrshrun_n_s16(q7s16, 7);
+    d30u8 = vqrshrun_n_s16(q8s16, 7);
+    d31u8 = vqrshrun_n_s16(q12s16, 7);
+
+    // Second pass: 4x4
+    dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]);
+    d0s8 = vdup_lane_s8(dtmps8, 0);
+    d1s8 = vdup_lane_s8(dtmps8, 1);
+    d2s8 = vdup_lane_s8(dtmps8, 2);
+    d3s8 = vdup_lane_s8(dtmps8, 3);
+    d4s8 = vdup_lane_s8(dtmps8, 4);
+    d5s8 = vdup_lane_s8(dtmps8, 5);
+    d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
+    d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
+    d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8));
+    d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8));
+    d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8));
+    d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8));
+
+    d23u8 = vext_u8(d27u8, d28u8, 4);
+    d24u8 = vext_u8(d28u8, d29u8, 4);
+    d25u8 = vext_u8(d29u8, d30u8, 4);
+    d26u8 = vext_u8(d30u8, d31u8, 4);
+
+    q3u16 = vmull_u8(d27u8, d0u8);
+    q4u16 = vmull_u8(d28u8, d0u8);
+    q5u16 = vmull_u8(d25u8, d5u8);
+    q6u16 = vmull_u8(d26u8, d5u8);
+
+    q3u16 = vmlsl_u8(q3u16, d29u8, d4u8);
+    q4u16 = vmlsl_u8(q4u16, d30u8, d4u8);
+    q5u16 = vmlsl_u8(q5u16, d23u8, d1u8);
+    q6u16 = vmlsl_u8(q6u16, d24u8, d1u8);
+
+    q3u16 = vmlal_u8(q3u16, d28u8, d2u8);
+    q4u16 = vmlal_u8(q4u16, d29u8, d2u8);
+    q5u16 = vmlal_u8(q5u16, d24u8, d3u8);
+    q6u16 = vmlal_u8(q6u16, d25u8, d3u8);
+
+    q3s16 = vreinterpretq_s16_u16(q3u16);
+    q4s16 = vreinterpretq_s16_u16(q4u16);
+    q5s16 = vreinterpretq_s16_u16(q5u16);
+    q6s16 = vreinterpretq_s16_u16(q6u16);
+
+    q5s16 = vqaddq_s16(q5s16, q3s16);
+    q6s16 = vqaddq_s16(q6s16, q4s16);
+
+    d3u8 = vqrshrun_n_s16(q5s16, 7);
+    d4u8 = vqrshrun_n_s16(q6s16, 7);
+
+    vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d3u8), 0);
+    dst_ptr += dst_pitch;
+    vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d3u8), 1);
+    dst_ptr += dst_pitch;
+    vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d4u8), 0);
+    dst_ptr += dst_pitch;
+    vst1_lane_u32((uint32_t *)dst_ptr, vreinterpret_u32_u8(d4u8), 1);
+    return;
+}
+
+void vp8_sixtap_predict8x4_neon(
+        unsigned char *src_ptr,
+        int src_pixels_per_line,
+        int xoffset,
+        int yoffset,
+        unsigned char *dst_ptr,
+        int dst_pitch) {
+    unsigned char *src;
+    uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8, d7u8, d8u8, d9u8;
+    uint8x8_t d22u8, d23u8, d24u8, d25u8, d26u8;
+    uint8x8_t d27u8, d28u8, d29u8, d30u8, d31u8;
+    int8x8_t dtmps8, d0s8, d1s8, d2s8, d3s8, d4s8, d5s8;
+    uint16x8_t q3u16, q4u16, q5u16, q6u16, q7u16;
+    uint16x8_t q8u16, q9u16, q10u16, q11u16, q12u16;
+    int16x8_t q3s16, q4s16, q5s16, q6s16, q7s16;
+    int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16;
+    uint8x16_t q3u8, q4u8, q5u8, q6u8, q7u8;
+
+    if (xoffset == 0) {  // secondpass_filter8x4_only
+        // load second_pass filter
+        dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]);
+        d0s8 = vdup_lane_s8(dtmps8, 0);
+        d1s8 = vdup_lane_s8(dtmps8, 1);
+        d2s8 = vdup_lane_s8(dtmps8, 2);
+        d3s8 = vdup_lane_s8(dtmps8, 3);
+        d4s8 = vdup_lane_s8(dtmps8, 4);
+        d5s8 = vdup_lane_s8(dtmps8, 5);
+        d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
+        d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
+        d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8));
+        d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8));
+        d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8));
+        d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8));
+
+        // load src data
+        src = src_ptr - src_pixels_per_line * 2;
+        d22u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d23u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d24u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d25u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d26u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d27u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d28u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d29u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d30u8 = vld1_u8(src);
+
+        q3u16 = vmull_u8(d22u8, d0u8);
+        q4u16 = vmull_u8(d23u8, d0u8);
+        q5u16 = vmull_u8(d24u8, d0u8);
+        q6u16 = vmull_u8(d25u8, d0u8);
+
+        q3u16 = vmlsl_u8(q3u16, d23u8, d1u8);
+        q4u16 = vmlsl_u8(q4u16, d24u8, d1u8);
+        q5u16 = vmlsl_u8(q5u16, d25u8, d1u8);
+        q6u16 = vmlsl_u8(q6u16, d26u8, d1u8);
+
+        q3u16 = vmlsl_u8(q3u16, d26u8, d4u8);
+        q4u16 = vmlsl_u8(q4u16, d27u8, d4u8);
+        q5u16 = vmlsl_u8(q5u16, d28u8, d4u8);
+        q6u16 = vmlsl_u8(q6u16, d29u8, d4u8);
+
+        q3u16 = vmlal_u8(q3u16, d24u8, d2u8);
+        q4u16 = vmlal_u8(q4u16, d25u8, d2u8);
+        q5u16 = vmlal_u8(q5u16, d26u8, d2u8);
+        q6u16 = vmlal_u8(q6u16, d27u8, d2u8);
+
+        q3u16 = vmlal_u8(q3u16, d27u8, d5u8);
+        q4u16 = vmlal_u8(q4u16, d28u8, d5u8);
+        q5u16 = vmlal_u8(q5u16, d29u8, d5u8);
+        q6u16 = vmlal_u8(q6u16, d30u8, d5u8);
+
+        q7u16 = vmull_u8(d25u8, d3u8);
+        q8u16 = vmull_u8(d26u8, d3u8);
+        q9u16 = vmull_u8(d27u8, d3u8);
+        q10u16 = vmull_u8(d28u8, d3u8);
+
+        q3s16 = vreinterpretq_s16_u16(q3u16);
+        q4s16 = vreinterpretq_s16_u16(q4u16);
+        q5s16 = vreinterpretq_s16_u16(q5u16);
+        q6s16 = vreinterpretq_s16_u16(q6u16);
+        q7s16 = vreinterpretq_s16_u16(q7u16);
+        q8s16 = vreinterpretq_s16_u16(q8u16);
+        q9s16 = vreinterpretq_s16_u16(q9u16);
+        q10s16 = vreinterpretq_s16_u16(q10u16);
+
+        q7s16 = vqaddq_s16(q7s16, q3s16);
+        q8s16 = vqaddq_s16(q8s16, q4s16);
+        q9s16 = vqaddq_s16(q9s16, q5s16);
+        q10s16 = vqaddq_s16(q10s16, q6s16);
+
+        d6u8 = vqrshrun_n_s16(q7s16, 7);
+        d7u8 = vqrshrun_n_s16(q8s16, 7);
+        d8u8 = vqrshrun_n_s16(q9s16, 7);
+        d9u8 = vqrshrun_n_s16(q10s16, 7);
+
+        vst1_u8(dst_ptr, d6u8);
+        dst_ptr += dst_pitch;
+        vst1_u8(dst_ptr, d7u8);
+        dst_ptr += dst_pitch;
+        vst1_u8(dst_ptr, d8u8);
+        dst_ptr += dst_pitch;
+        vst1_u8(dst_ptr, d9u8);
+        return;
+    }
+
+    // load first_pass filter
+    dtmps8 = vld1_s8(vp8_sub_pel_filters[xoffset]);
+    d0s8 = vdup_lane_s8(dtmps8, 0);
+    d1s8 = vdup_lane_s8(dtmps8, 1);
+    d2s8 = vdup_lane_s8(dtmps8, 2);
+    d3s8 = vdup_lane_s8(dtmps8, 3);
+    d4s8 = vdup_lane_s8(dtmps8, 4);
+    d5s8 = vdup_lane_s8(dtmps8, 5);
+    d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
+    d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
+    d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8));
+    d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8));
+    d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8));
+    d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8));
+
+    // First pass: output_height lines x output_width columns (9x4)
+    if (yoffset == 0)  // firstpass_filter4x4_only
+        src = src_ptr - 2;
+    else
+        src = src_ptr - 2 - (src_pixels_per_line * 2);
+    q3u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q4u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q5u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q6u8 = vld1q_u8(src);
+
+    q7u16  = vmull_u8(vget_low_u8(q3u8), d0u8);
+    q8u16  = vmull_u8(vget_low_u8(q4u8), d0u8);
+    q9u16  = vmull_u8(vget_low_u8(q5u8), d0u8);
+    q10u16 = vmull_u8(vget_low_u8(q6u8), d0u8);
+
+    d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 1);
+    d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 1);
+    d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 1);
+    d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 1);
+
+    q7u16  = vmlsl_u8(q7u16, d28u8, d1u8);
+    q8u16  = vmlsl_u8(q8u16, d29u8, d1u8);
+    q9u16  = vmlsl_u8(q9u16, d30u8, d1u8);
+    q10u16 = vmlsl_u8(q10u16, d31u8, d1u8);
+
+    d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 4);
+    d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 4);
+    d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 4);
+    d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 4);
+
+    q7u16  = vmlsl_u8(q7u16, d28u8, d4u8);
+    q8u16  = vmlsl_u8(q8u16, d29u8, d4u8);
+    q9u16  = vmlsl_u8(q9u16, d30u8, d4u8);
+    q10u16 = vmlsl_u8(q10u16, d31u8, d4u8);
+
+    d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 2);
+    d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 2);
+    d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 2);
+    d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 2);
+
+    q7u16  = vmlal_u8(q7u16, d28u8, d2u8);
+    q8u16  = vmlal_u8(q8u16, d29u8, d2u8);
+    q9u16  = vmlal_u8(q9u16, d30u8, d2u8);
+    q10u16 = vmlal_u8(q10u16, d31u8, d2u8);
+
+    d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 5);
+    d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 5);
+    d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 5);
+    d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 5);
+
+    q7u16 = vmlal_u8(q7u16, d28u8, d5u8);
+    q8u16 = vmlal_u8(q8u16, d29u8, d5u8);
+    q9u16 = vmlal_u8(q9u16, d30u8, d5u8);
+    q10u16 = vmlal_u8(q10u16, d31u8, d5u8);
+
+    d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 3);
+    d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 3);
+    d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 3);
+    d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 3);
+
+    q3u16 = vmull_u8(d28u8, d3u8);
+    q4u16 = vmull_u8(d29u8, d3u8);
+    q5u16 = vmull_u8(d30u8, d3u8);
+    q6u16 = vmull_u8(d31u8, d3u8);
+
+    q3s16 = vreinterpretq_s16_u16(q3u16);
+    q4s16 = vreinterpretq_s16_u16(q4u16);
+    q5s16 = vreinterpretq_s16_u16(q5u16);
+    q6s16 = vreinterpretq_s16_u16(q6u16);
+    q7s16 = vreinterpretq_s16_u16(q7u16);
+    q8s16 = vreinterpretq_s16_u16(q8u16);
+    q9s16 = vreinterpretq_s16_u16(q9u16);
+    q10s16 = vreinterpretq_s16_u16(q10u16);
+
+    q7s16 = vqaddq_s16(q7s16, q3s16);
+    q8s16 = vqaddq_s16(q8s16, q4s16);
+    q9s16 = vqaddq_s16(q9s16, q5s16);
+    q10s16 = vqaddq_s16(q10s16, q6s16);
+
+    d22u8 = vqrshrun_n_s16(q7s16, 7);
+    d23u8 = vqrshrun_n_s16(q8s16, 7);
+    d24u8 = vqrshrun_n_s16(q9s16, 7);
+    d25u8 = vqrshrun_n_s16(q10s16, 7);
+
+    if (yoffset == 0) {  // firstpass_filter8x4_only
+        vst1_u8(dst_ptr, d22u8);
+        dst_ptr += dst_pitch;
+        vst1_u8(dst_ptr, d23u8);
+        dst_ptr += dst_pitch;
+        vst1_u8(dst_ptr, d24u8);
+        dst_ptr += dst_pitch;
+        vst1_u8(dst_ptr, d25u8);
+        return;
+    }
+
+    // First Pass on rest 5-line data
+    src += src_pixels_per_line;
+    q3u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q4u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q5u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q6u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q7u8 = vld1q_u8(src);
+
+    q8u16 = vmull_u8(vget_low_u8(q3u8), d0u8);
+    q9u16 = vmull_u8(vget_low_u8(q4u8), d0u8);
+    q10u16 = vmull_u8(vget_low_u8(q5u8), d0u8);
+    q11u16 = vmull_u8(vget_low_u8(q6u8), d0u8);
+    q12u16 = vmull_u8(vget_low_u8(q7u8), d0u8);
+
+    d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 1);
+    d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 1);
+    d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 1);
+    d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 1);
+    d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 1);
+
+    q8u16  = vmlsl_u8(q8u16, d27u8, d1u8);
+    q9u16  = vmlsl_u8(q9u16, d28u8, d1u8);
+    q10u16 = vmlsl_u8(q10u16, d29u8, d1u8);
+    q11u16 = vmlsl_u8(q11u16, d30u8, d1u8);
+    q12u16 = vmlsl_u8(q12u16, d31u8, d1u8);
+
+    d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 4);
+    d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 4);
+    d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 4);
+    d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 4);
+    d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 4);
+
+    q8u16  = vmlsl_u8(q8u16, d27u8, d4u8);
+    q9u16  = vmlsl_u8(q9u16, d28u8, d4u8);
+    q10u16 = vmlsl_u8(q10u16, d29u8, d4u8);
+    q11u16 = vmlsl_u8(q11u16, d30u8, d4u8);
+    q12u16 = vmlsl_u8(q12u16, d31u8, d4u8);
+
+    d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 2);
+    d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 2);
+    d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 2);
+    d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 2);
+    d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 2);
+
+    q8u16  = vmlal_u8(q8u16, d27u8, d2u8);
+    q9u16  = vmlal_u8(q9u16, d28u8, d2u8);
+    q10u16 = vmlal_u8(q10u16, d29u8, d2u8);
+    q11u16 = vmlal_u8(q11u16, d30u8, d2u8);
+    q12u16 = vmlal_u8(q12u16, d31u8, d2u8);
+
+    d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 5);
+    d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 5);
+    d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 5);
+    d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 5);
+    d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 5);
+
+    q8u16  = vmlal_u8(q8u16, d27u8, d5u8);
+    q9u16  = vmlal_u8(q9u16, d28u8, d5u8);
+    q10u16 = vmlal_u8(q10u16, d29u8, d5u8);
+    q11u16 = vmlal_u8(q11u16, d30u8, d5u8);
+    q12u16 = vmlal_u8(q12u16, d31u8, d5u8);
+
+    d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 3);
+    d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 3);
+    d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 3);
+    d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 3);
+    d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 3);
+
+    q3u16 = vmull_u8(d27u8, d3u8);
+    q4u16 = vmull_u8(d28u8, d3u8);
+    q5u16 = vmull_u8(d29u8, d3u8);
+    q6u16 = vmull_u8(d30u8, d3u8);
+    q7u16 = vmull_u8(d31u8, d3u8);
+
+    q3s16 = vreinterpretq_s16_u16(q3u16);
+    q4s16 = vreinterpretq_s16_u16(q4u16);
+    q5s16 = vreinterpretq_s16_u16(q5u16);
+    q6s16 = vreinterpretq_s16_u16(q6u16);
+    q7s16 = vreinterpretq_s16_u16(q7u16);
+    q8s16 = vreinterpretq_s16_u16(q8u16);
+    q9s16 = vreinterpretq_s16_u16(q9u16);
+    q10s16 = vreinterpretq_s16_u16(q10u16);
+    q11s16 = vreinterpretq_s16_u16(q11u16);
+    q12s16 = vreinterpretq_s16_u16(q12u16);
+
+    q8s16 = vqaddq_s16(q8s16, q3s16);
+    q9s16 = vqaddq_s16(q9s16, q4s16);
+    q10s16 = vqaddq_s16(q10s16, q5s16);
+    q11s16 = vqaddq_s16(q11s16, q6s16);
+    q12s16 = vqaddq_s16(q12s16, q7s16);
+
+    d26u8 = vqrshrun_n_s16(q8s16, 7);
+    d27u8 = vqrshrun_n_s16(q9s16, 7);
+    d28u8 = vqrshrun_n_s16(q10s16, 7);
+    d29u8 = vqrshrun_n_s16(q11s16, 7);
+    d30u8 = vqrshrun_n_s16(q12s16, 7);
+
+    // Second pass: 8x4
+    dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]);
+    d0s8 = vdup_lane_s8(dtmps8, 0);
+    d1s8 = vdup_lane_s8(dtmps8, 1);
+    d2s8 = vdup_lane_s8(dtmps8, 2);
+    d3s8 = vdup_lane_s8(dtmps8, 3);
+    d4s8 = vdup_lane_s8(dtmps8, 4);
+    d5s8 = vdup_lane_s8(dtmps8, 5);
+    d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
+    d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
+    d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8));
+    d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8));
+    d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8));
+    d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8));
+
+    q3u16 = vmull_u8(d22u8, d0u8);
+    q4u16 = vmull_u8(d23u8, d0u8);
+    q5u16 = vmull_u8(d24u8, d0u8);
+    q6u16 = vmull_u8(d25u8, d0u8);
+
+    q3u16 = vmlsl_u8(q3u16, d23u8, d1u8);
+    q4u16 = vmlsl_u8(q4u16, d24u8, d1u8);
+    q5u16 = vmlsl_u8(q5u16, d25u8, d1u8);
+    q6u16 = vmlsl_u8(q6u16, d26u8, d1u8);
+
+    q3u16 = vmlsl_u8(q3u16, d26u8, d4u8);
+    q4u16 = vmlsl_u8(q4u16, d27u8, d4u8);
+    q5u16 = vmlsl_u8(q5u16, d28u8, d4u8);
+    q6u16 = vmlsl_u8(q6u16, d29u8, d4u8);
+
+    q3u16 = vmlal_u8(q3u16, d24u8, d2u8);
+    q4u16 = vmlal_u8(q4u16, d25u8, d2u8);
+    q5u16 = vmlal_u8(q5u16, d26u8, d2u8);
+    q6u16 = vmlal_u8(q6u16, d27u8, d2u8);
+
+    q3u16 = vmlal_u8(q3u16, d27u8, d5u8);
+    q4u16 = vmlal_u8(q4u16, d28u8, d5u8);
+    q5u16 = vmlal_u8(q5u16, d29u8, d5u8);
+    q6u16 = vmlal_u8(q6u16, d30u8, d5u8);
+
+    q7u16 = vmull_u8(d25u8, d3u8);
+    q8u16 = vmull_u8(d26u8, d3u8);
+    q9u16 = vmull_u8(d27u8, d3u8);
+    q10u16 = vmull_u8(d28u8, d3u8);
+
+    q3s16 = vreinterpretq_s16_u16(q3u16);
+    q4s16 = vreinterpretq_s16_u16(q4u16);
+    q5s16 = vreinterpretq_s16_u16(q5u16);
+    q6s16 = vreinterpretq_s16_u16(q6u16);
+    q7s16 = vreinterpretq_s16_u16(q7u16);
+    q8s16 = vreinterpretq_s16_u16(q8u16);
+    q9s16 = vreinterpretq_s16_u16(q9u16);
+    q10s16 = vreinterpretq_s16_u16(q10u16);
+
+    q7s16 = vqaddq_s16(q7s16, q3s16);
+    q8s16 = vqaddq_s16(q8s16, q4s16);
+    q9s16 = vqaddq_s16(q9s16, q5s16);
+    q10s16 = vqaddq_s16(q10s16, q6s16);
+
+    d6u8 = vqrshrun_n_s16(q7s16, 7);
+    d7u8 = vqrshrun_n_s16(q8s16, 7);
+    d8u8 = vqrshrun_n_s16(q9s16, 7);
+    d9u8 = vqrshrun_n_s16(q10s16, 7);
+
+    vst1_u8(dst_ptr, d6u8);
+    dst_ptr += dst_pitch;
+    vst1_u8(dst_ptr, d7u8);
+    dst_ptr += dst_pitch;
+    vst1_u8(dst_ptr, d8u8);
+    dst_ptr += dst_pitch;
+    vst1_u8(dst_ptr, d9u8);
+    return;
+}
+
+void vp8_sixtap_predict8x8_neon(
+        unsigned char *src_ptr,
+        int src_pixels_per_line,
+        int xoffset,
+        int yoffset,
+        unsigned char *dst_ptr,
+        int dst_pitch) {
+    unsigned char *src, *tmpp;
+    unsigned char tmp[64];
+    int i;
+    uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8, d7u8, d8u8, d9u8;
+    uint8x8_t d18u8, d19u8, d20u8, d21u8, d22u8, d23u8, d24u8, d25u8;
+    uint8x8_t d26u8, d27u8, d28u8, d29u8, d30u8, d31u8;
+    int8x8_t dtmps8, d0s8, d1s8, d2s8, d3s8, d4s8, d5s8;
+    uint16x8_t q3u16, q4u16, q5u16, q6u16, q7u16;
+    uint16x8_t q8u16, q9u16, q10u16, q11u16, q12u16;
+    int16x8_t q3s16, q4s16, q5s16, q6s16, q7s16;
+    int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16;
+    uint8x16_t q3u8, q4u8, q5u8, q6u8, q7u8, q9u8, q10u8, q11u8, q12u8;
+
+    if (xoffset == 0) {  // secondpass_filter8x8_only
+        // load second_pass filter
+        dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]);
+        d0s8 = vdup_lane_s8(dtmps8, 0);
+        d1s8 = vdup_lane_s8(dtmps8, 1);
+        d2s8 = vdup_lane_s8(dtmps8, 2);
+        d3s8 = vdup_lane_s8(dtmps8, 3);
+        d4s8 = vdup_lane_s8(dtmps8, 4);
+        d5s8 = vdup_lane_s8(dtmps8, 5);
+        d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
+        d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
+        d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8));
+        d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8));
+        d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8));
+        d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8));
+
+        // load src data
+        src = src_ptr - src_pixels_per_line * 2;
+        d18u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d19u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d20u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d21u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d22u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d23u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d24u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d25u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d26u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d27u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d28u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d29u8 = vld1_u8(src);
+        src += src_pixels_per_line;
+        d30u8 = vld1_u8(src);
+
+        for (i = 2; i > 0; i--) {
+            q3u16 = vmull_u8(d18u8, d0u8);
+            q4u16 = vmull_u8(d19u8, d0u8);
+            q5u16 = vmull_u8(d20u8, d0u8);
+            q6u16 = vmull_u8(d21u8, d0u8);
+
+            q3u16 = vmlsl_u8(q3u16, d19u8, d1u8);
+            q4u16 = vmlsl_u8(q4u16, d20u8, d1u8);
+            q5u16 = vmlsl_u8(q5u16, d21u8, d1u8);
+            q6u16 = vmlsl_u8(q6u16, d22u8, d1u8);
+
+            q3u16 = vmlsl_u8(q3u16, d22u8, d4u8);
+            q4u16 = vmlsl_u8(q4u16, d23u8, d4u8);
+            q5u16 = vmlsl_u8(q5u16, d24u8, d4u8);
+            q6u16 = vmlsl_u8(q6u16, d25u8, d4u8);
+
+            q3u16 = vmlal_u8(q3u16, d20u8, d2u8);
+            q4u16 = vmlal_u8(q4u16, d21u8, d2u8);
+            q5u16 = vmlal_u8(q5u16, d22u8, d2u8);
+            q6u16 = vmlal_u8(q6u16, d23u8, d2u8);
+
+            q3u16 = vmlal_u8(q3u16, d23u8, d5u8);
+            q4u16 = vmlal_u8(q4u16, d24u8, d5u8);
+            q5u16 = vmlal_u8(q5u16, d25u8, d5u8);
+            q6u16 = vmlal_u8(q6u16, d26u8, d5u8);
+
+            q7u16 = vmull_u8(d21u8, d3u8);
+            q8u16 = vmull_u8(d22u8, d3u8);
+            q9u16 = vmull_u8(d23u8, d3u8);
+            q10u16 = vmull_u8(d24u8, d3u8);
+
+            q3s16 = vreinterpretq_s16_u16(q3u16);
+            q4s16 = vreinterpretq_s16_u16(q4u16);
+            q5s16 = vreinterpretq_s16_u16(q5u16);
+            q6s16 = vreinterpretq_s16_u16(q6u16);
+            q7s16 = vreinterpretq_s16_u16(q7u16);
+            q8s16 = vreinterpretq_s16_u16(q8u16);
+            q9s16 = vreinterpretq_s16_u16(q9u16);
+            q10s16 = vreinterpretq_s16_u16(q10u16);
+
+            q7s16 = vqaddq_s16(q7s16, q3s16);
+            q8s16 = vqaddq_s16(q8s16, q4s16);
+            q9s16 = vqaddq_s16(q9s16, q5s16);
+            q10s16 = vqaddq_s16(q10s16, q6s16);
+
+            d6u8 = vqrshrun_n_s16(q7s16, 7);
+            d7u8 = vqrshrun_n_s16(q8s16, 7);
+            d8u8 = vqrshrun_n_s16(q9s16, 7);
+            d9u8 = vqrshrun_n_s16(q10s16, 7);
+
+            d18u8 = d22u8;
+            d19u8 = d23u8;
+            d20u8 = d24u8;
+            d21u8 = d25u8;
+            d22u8 = d26u8;
+            d23u8 = d27u8;
+            d24u8 = d28u8;
+            d25u8 = d29u8;
+            d26u8 = d30u8;
+
+            vst1_u8(dst_ptr, d6u8);
+            dst_ptr += dst_pitch;
+            vst1_u8(dst_ptr, d7u8);
+            dst_ptr += dst_pitch;
+            vst1_u8(dst_ptr, d8u8);
+            dst_ptr += dst_pitch;
+            vst1_u8(dst_ptr, d9u8);
+            dst_ptr += dst_pitch;
+        }
+        return;
+    }
+
+    // load first_pass filter
+    dtmps8 = vld1_s8(vp8_sub_pel_filters[xoffset]);
+    d0s8 = vdup_lane_s8(dtmps8, 0);
+    d1s8 = vdup_lane_s8(dtmps8, 1);
+    d2s8 = vdup_lane_s8(dtmps8, 2);
+    d3s8 = vdup_lane_s8(dtmps8, 3);
+    d4s8 = vdup_lane_s8(dtmps8, 4);
+    d5s8 = vdup_lane_s8(dtmps8, 5);
+    d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
+    d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
+    d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8));
+    d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8));
+    d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8));
+    d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8));
+
+    // First pass: output_height lines x output_width columns (9x4)
+    if (yoffset == 0)  // firstpass_filter4x4_only
+        src = src_ptr - 2;
+    else
+        src = src_ptr - 2 - (src_pixels_per_line * 2);
+
+    tmpp = tmp;
+    for (i = 2; i > 0; i--) {
+        q3u8 = vld1q_u8(src);
+        src += src_pixels_per_line;
+        q4u8 = vld1q_u8(src);
+        src += src_pixels_per_line;
+        q5u8 = vld1q_u8(src);
+        src += src_pixels_per_line;
+        q6u8 = vld1q_u8(src);
+        src += src_pixels_per_line;
+
+        __builtin_prefetch(src);
+        __builtin_prefetch(src + src_pixels_per_line);
+        __builtin_prefetch(src + src_pixels_per_line * 2);
+
+        q7u16 = vmull_u8(vget_low_u8(q3u8), d0u8);
+        q8u16 = vmull_u8(vget_low_u8(q4u8), d0u8);
+        q9u16 = vmull_u8(vget_low_u8(q5u8), d0u8);
+        q10u16 = vmull_u8(vget_low_u8(q6u8), d0u8);
+
+        d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 1);
+        d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 1);
+        d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 1);
+        d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 1);
+
+        q7u16 = vmlsl_u8(q7u16, d28u8, d1u8);
+        q8u16 = vmlsl_u8(q8u16, d29u8, d1u8);
+        q9u16 = vmlsl_u8(q9u16, d30u8, d1u8);
+        q10u16 = vmlsl_u8(q10u16, d31u8, d1u8);
+
+        d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 4);
+        d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 4);
+        d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 4);
+        d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 4);
+
+        q7u16 = vmlsl_u8(q7u16, d28u8, d4u8);
+        q8u16 = vmlsl_u8(q8u16, d29u8, d4u8);
+        q9u16 = vmlsl_u8(q9u16, d30u8, d4u8);
+        q10u16 = vmlsl_u8(q10u16, d31u8, d4u8);
+
+        d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 2);
+        d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 2);
+        d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 2);
+        d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 2);
+
+        q7u16 = vmlal_u8(q7u16, d28u8, d2u8);
+        q8u16 = vmlal_u8(q8u16, d29u8, d2u8);
+        q9u16 = vmlal_u8(q9u16, d30u8, d2u8);
+        q10u16 = vmlal_u8(q10u16, d31u8, d2u8);
+
+        d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 5);
+        d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 5);
+        d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 5);
+        d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 5);
+
+        q7u16 = vmlal_u8(q7u16, d28u8, d5u8);
+        q8u16 = vmlal_u8(q8u16, d29u8, d5u8);
+        q9u16 = vmlal_u8(q9u16, d30u8, d5u8);
+        q10u16 = vmlal_u8(q10u16, d31u8, d5u8);
+
+        d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 3);
+        d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 3);
+        d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 3);
+        d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 3);
+
+        q3u16 = vmull_u8(d28u8, d3u8);
+        q4u16 = vmull_u8(d29u8, d3u8);
+        q5u16 = vmull_u8(d30u8, d3u8);
+        q6u16 = vmull_u8(d31u8, d3u8);
+
+        q3s16 = vreinterpretq_s16_u16(q3u16);
+        q4s16 = vreinterpretq_s16_u16(q4u16);
+        q5s16 = vreinterpretq_s16_u16(q5u16);
+        q6s16 = vreinterpretq_s16_u16(q6u16);
+        q7s16 = vreinterpretq_s16_u16(q7u16);
+        q8s16 = vreinterpretq_s16_u16(q8u16);
+        q9s16 = vreinterpretq_s16_u16(q9u16);
+        q10s16 = vreinterpretq_s16_u16(q10u16);
+
+        q7s16 = vqaddq_s16(q7s16, q3s16);
+        q8s16 = vqaddq_s16(q8s16, q4s16);
+        q9s16 = vqaddq_s16(q9s16, q5s16);
+        q10s16 = vqaddq_s16(q10s16, q6s16);
+
+        d22u8 = vqrshrun_n_s16(q7s16, 7);
+        d23u8 = vqrshrun_n_s16(q8s16, 7);
+        d24u8 = vqrshrun_n_s16(q9s16, 7);
+        d25u8 = vqrshrun_n_s16(q10s16, 7);
+
+        if (yoffset == 0) {  // firstpass_filter8x4_only
+            vst1_u8(dst_ptr, d22u8);
+            dst_ptr += dst_pitch;
+            vst1_u8(dst_ptr, d23u8);
+            dst_ptr += dst_pitch;
+            vst1_u8(dst_ptr, d24u8);
+            dst_ptr += dst_pitch;
+            vst1_u8(dst_ptr, d25u8);
+            dst_ptr += dst_pitch;
+        } else {
+            vst1_u8(tmpp, d22u8);
+            tmpp += 8;
+            vst1_u8(tmpp, d23u8);
+            tmpp += 8;
+            vst1_u8(tmpp, d24u8);
+            tmpp += 8;
+            vst1_u8(tmpp, d25u8);
+            tmpp += 8;
+        }
+    }
+    if (yoffset == 0)
+        return;
+
+    // First Pass on rest 5-line data
+    q3u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q4u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q5u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q6u8 = vld1q_u8(src);
+    src += src_pixels_per_line;
+    q7u8 = vld1q_u8(src);
+
+    q8u16 = vmull_u8(vget_low_u8(q3u8), d0u8);
+    q9u16 = vmull_u8(vget_low_u8(q4u8), d0u8);
+    q10u16 = vmull_u8(vget_low_u8(q5u8), d0u8);
+    q11u16 = vmull_u8(vget_low_u8(q6u8), d0u8);
+    q12u16 = vmull_u8(vget_low_u8(q7u8), d0u8);
+
+    d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 1);
+    d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 1);
+    d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 1);
+    d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 1);
+    d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 1);
+
+    q8u16 = vmlsl_u8(q8u16, d27u8, d1u8);
+    q9u16 = vmlsl_u8(q9u16, d28u8, d1u8);
+    q10u16 = vmlsl_u8(q10u16, d29u8, d1u8);
+    q11u16 = vmlsl_u8(q11u16, d30u8, d1u8);
+    q12u16 = vmlsl_u8(q12u16, d31u8, d1u8);
+
+    d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 4);
+    d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 4);
+    d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 4);
+    d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 4);
+    d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 4);
+
+    q8u16 = vmlsl_u8(q8u16, d27u8, d4u8);
+    q9u16 = vmlsl_u8(q9u16, d28u8, d4u8);
+    q10u16 = vmlsl_u8(q10u16, d29u8, d4u8);
+    q11u16 = vmlsl_u8(q11u16, d30u8, d4u8);
+    q12u16 = vmlsl_u8(q12u16, d31u8, d4u8);
+
+    d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 2);
+    d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 2);
+    d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 2);
+    d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 2);
+    d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 2);
+
+    q8u16 = vmlal_u8(q8u16, d27u8, d2u8);
+    q9u16 = vmlal_u8(q9u16, d28u8, d2u8);
+    q10u16 = vmlal_u8(q10u16, d29u8, d2u8);
+    q11u16 = vmlal_u8(q11u16, d30u8, d2u8);
+    q12u16 = vmlal_u8(q12u16, d31u8, d2u8);
+
+    d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 5);
+    d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 5);
+    d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 5);
+    d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 5);
+    d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 5);
+
+    q8u16 = vmlal_u8(q8u16, d27u8, d5u8);
+    q9u16 = vmlal_u8(q9u16, d28u8, d5u8);
+    q10u16 = vmlal_u8(q10u16, d29u8, d5u8);
+    q11u16 = vmlal_u8(q11u16, d30u8, d5u8);
+    q12u16 = vmlal_u8(q12u16, d31u8, d5u8);
+
+    d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 3);
+    d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 3);
+    d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 3);
+    d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 3);
+    d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 3);
+
+    q3u16 = vmull_u8(d27u8, d3u8);
+    q4u16 = vmull_u8(d28u8, d3u8);
+    q5u16 = vmull_u8(d29u8, d3u8);
+    q6u16 = vmull_u8(d30u8, d3u8);
+    q7u16 = vmull_u8(d31u8, d3u8);
+
+    q3s16 = vreinterpretq_s16_u16(q3u16);
+    q4s16 = vreinterpretq_s16_u16(q4u16);
+    q5s16 = vreinterpretq_s16_u16(q5u16);
+    q6s16 = vreinterpretq_s16_u16(q6u16);
+    q7s16 = vreinterpretq_s16_u16(q7u16);
+    q8s16 = vreinterpretq_s16_u16(q8u16);
+    q9s16 = vreinterpretq_s16_u16(q9u16);
+    q10s16 = vreinterpretq_s16_u16(q10u16);
+    q11s16 = vreinterpretq_s16_u16(q11u16);
+    q12s16 = vreinterpretq_s16_u16(q12u16);
+
+    q8s16 = vqaddq_s16(q8s16, q3s16);
+    q9s16 = vqaddq_s16(q9s16, q4s16);
+    q10s16 = vqaddq_s16(q10s16, q5s16);
+    q11s16 = vqaddq_s16(q11s16, q6s16);
+    q12s16 = vqaddq_s16(q12s16, q7s16);
+
+    d26u8 = vqrshrun_n_s16(q8s16, 7);
+    d27u8 = vqrshrun_n_s16(q9s16, 7);
+    d28u8 = vqrshrun_n_s16(q10s16, 7);
+    d29u8 = vqrshrun_n_s16(q11s16, 7);
+    d30u8 = vqrshrun_n_s16(q12s16, 7);
+
+    // Second pass: 8x8
+    dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]);
+    d0s8 = vdup_lane_s8(dtmps8, 0);
+    d1s8 = vdup_lane_s8(dtmps8, 1);
+    d2s8 = vdup_lane_s8(dtmps8, 2);
+    d3s8 = vdup_lane_s8(dtmps8, 3);
+    d4s8 = vdup_lane_s8(dtmps8, 4);
+    d5s8 = vdup_lane_s8(dtmps8, 5);
+    d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
+    d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
+    d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8));
+    d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8));
+    d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8));
+    d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8));
+
+    tmpp = tmp;
+    q9u8 = vld1q_u8(tmpp);
+    tmpp += 16;
+    q10u8 = vld1q_u8(tmpp);
+    tmpp += 16;
+    q11u8 = vld1q_u8(tmpp);
+    tmpp += 16;
+    q12u8 = vld1q_u8(tmpp);
+
+    d18u8 = vget_low_u8(q9u8);
+    d19u8 = vget_high_u8(q9u8);
+    d20u8 = vget_low_u8(q10u8);
+    d21u8 = vget_high_u8(q10u8);
+    d22u8 = vget_low_u8(q11u8);
+    d23u8 = vget_high_u8(q11u8);
+    d24u8 = vget_low_u8(q12u8);
+    d25u8 = vget_high_u8(q12u8);
+
+    for (i = 2; i > 0; i--) {
+        q3u16 = vmull_u8(d18u8, d0u8);
+        q4u16 = vmull_u8(d19u8, d0u8);
+        q5u16 = vmull_u8(d20u8, d0u8);
+        q6u16 = vmull_u8(d21u8, d0u8);
+
+        q3u16 = vmlsl_u8(q3u16, d19u8, d1u8);
+        q4u16 = vmlsl_u8(q4u16, d20u8, d1u8);
+        q5u16 = vmlsl_u8(q5u16, d21u8, d1u8);
+        q6u16 = vmlsl_u8(q6u16, d22u8, d1u8);
+
+        q3u16 = vmlsl_u8(q3u16, d22u8, d4u8);
+        q4u16 = vmlsl_u8(q4u16, d23u8, d4u8);
+        q5u16 = vmlsl_u8(q5u16, d24u8, d4u8);
+        q6u16 = vmlsl_u8(q6u16, d25u8, d4u8);
+
+        q3u16 = vmlal_u8(q3u16, d20u8, d2u8);
+        q4u16 = vmlal_u8(q4u16, d21u8, d2u8);
+        q5u16 = vmlal_u8(q5u16, d22u8, d2u8);
+        q6u16 = vmlal_u8(q6u16, d23u8, d2u8);
+
+        q3u16 = vmlal_u8(q3u16, d23u8, d5u8);
+        q4u16 = vmlal_u8(q4u16, d24u8, d5u8);
+        q5u16 = vmlal_u8(q5u16, d25u8, d5u8);
+        q6u16 = vmlal_u8(q6u16, d26u8, d5u8);
+
+        q7u16 = vmull_u8(d21u8, d3u8);
+        q8u16 = vmull_u8(d22u8, d3u8);
+        q9u16 = vmull_u8(d23u8, d3u8);
+        q10u16 = vmull_u8(d24u8, d3u8);
+
+        q3s16 = vreinterpretq_s16_u16(q3u16);
+        q4s16 = vreinterpretq_s16_u16(q4u16);
+        q5s16 = vreinterpretq_s16_u16(q5u16);
+        q6s16 = vreinterpretq_s16_u16(q6u16);
+        q7s16 = vreinterpretq_s16_u16(q7u16);
+        q8s16 = vreinterpretq_s16_u16(q8u16);
+        q9s16 = vreinterpretq_s16_u16(q9u16);
+        q10s16 = vreinterpretq_s16_u16(q10u16);
+
+        q7s16 = vqaddq_s16(q7s16, q3s16);
+        q8s16 = vqaddq_s16(q8s16, q4s16);
+        q9s16 = vqaddq_s16(q9s16, q5s16);
+        q10s16 = vqaddq_s16(q10s16, q6s16);
+
+        d6u8 = vqrshrun_n_s16(q7s16, 7);
+        d7u8 = vqrshrun_n_s16(q8s16, 7);
+        d8u8 = vqrshrun_n_s16(q9s16, 7);
+        d9u8 = vqrshrun_n_s16(q10s16, 7);
+
+        d18u8 = d22u8;
+        d19u8 = d23u8;
+        d20u8 = d24u8;
+        d21u8 = d25u8;
+        d22u8 = d26u8;
+        d23u8 = d27u8;
+        d24u8 = d28u8;
+        d25u8 = d29u8;
+        d26u8 = d30u8;
+
+        vst1_u8(dst_ptr, d6u8);
+        dst_ptr += dst_pitch;
+        vst1_u8(dst_ptr, d7u8);
+        dst_ptr += dst_pitch;
+        vst1_u8(dst_ptr, d8u8);
+        dst_ptr += dst_pitch;
+        vst1_u8(dst_ptr, d9u8);
+        dst_ptr += dst_pitch;
+    }
+    return;
+}
+
+void vp8_sixtap_predict16x16_neon(
+        unsigned char *src_ptr,
+        int src_pixels_per_line,
+        int xoffset,
+        int yoffset,
+        unsigned char *dst_ptr,
+        int dst_pitch) {
+    unsigned char *src, *src_tmp, *dst, *tmpp;
+    unsigned char tmp[336];
+    int i, j;
+    uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8, d7u8, d8u8, d9u8;
+    uint8x8_t d10u8, d11u8, d12u8, d13u8, d14u8, d15u8, d18u8, d19u8;
+    uint8x8_t d20u8, d21u8, d22u8, d23u8, d24u8, d25u8, d26u8, d27u8;
+    uint8x8_t d28u8, d29u8, d30u8, d31u8;
+    int8x8_t dtmps8, d0s8, d1s8, d2s8, d3s8, d4s8, d5s8;
+    uint8x16_t q3u8, q4u8;
+    uint16x8_t q3u16, q4u16, q5u16, q6u16, q7u16, q8u16, q9u16, q10u16;
+    uint16x8_t q11u16, q12u16, q13u16, q15u16;
+    int16x8_t q3s16, q4s16, q5s16, q6s16, q7s16, q8s16, q9s16, q10s16;
+    int16x8_t q11s16, q12s16, q13s16, q15s16;
+
+    if (xoffset == 0) {  // secondpass_filter8x8_only
+        // load second_pass filter
+        dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]);
+        d0s8 = vdup_lane_s8(dtmps8, 0);
+        d1s8 = vdup_lane_s8(dtmps8, 1);
+        d2s8 = vdup_lane_s8(dtmps8, 2);
+        d3s8 = vdup_lane_s8(dtmps8, 3);
+        d4s8 = vdup_lane_s8(dtmps8, 4);
+        d5s8 = vdup_lane_s8(dtmps8, 5);
+        d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
+        d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
+        d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8));
+        d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8));
+        d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8));
+        d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8));
+
+        // load src data
+        src_tmp = src_ptr - src_pixels_per_line * 2;
+        for (i = 0; i < 2; i++) {
+            src = src_tmp + i * 8;
+            dst = dst_ptr + i * 8;
+            d18u8 = vld1_u8(src);
+            src += src_pixels_per_line;
+            d19u8 = vld1_u8(src);
+            src += src_pixels_per_line;
+            d20u8 = vld1_u8(src);
+            src += src_pixels_per_line;
+            d21u8 = vld1_u8(src);
+            src += src_pixels_per_line;
+            d22u8 = vld1_u8(src);
+            src += src_pixels_per_line;
+            for (j = 0; j < 4; j++) {
+                d23u8 = vld1_u8(src);
+                src += src_pixels_per_line;
+                d24u8 = vld1_u8(src);
+                src += src_pixels_per_line;
+                d25u8 = vld1_u8(src);
+                src += src_pixels_per_line;
+                d26u8 = vld1_u8(src);
+                src += src_pixels_per_line;
+
+                q3u16 = vmull_u8(d18u8, d0u8);
+                q4u16 = vmull_u8(d19u8, d0u8);
+                q5u16 = vmull_u8(d20u8, d0u8);
+                q6u16 = vmull_u8(d21u8, d0u8);
+
+                q3u16 = vmlsl_u8(q3u16, d19u8, d1u8);
+                q4u16 = vmlsl_u8(q4u16, d20u8, d1u8);
+                q5u16 = vmlsl_u8(q5u16, d21u8, d1u8);
+                q6u16 = vmlsl_u8(q6u16, d22u8, d1u8);
+
+                q3u16 = vmlsl_u8(q3u16, d22u8, d4u8);
+                q4u16 = vmlsl_u8(q4u16, d23u8, d4u8);
+                q5u16 = vmlsl_u8(q5u16, d24u8, d4u8);
+                q6u16 = vmlsl_u8(q6u16, d25u8, d4u8);
+
+                q3u16 = vmlal_u8(q3u16, d20u8, d2u8);
+                q4u16 = vmlal_u8(q4u16, d21u8, d2u8);
+                q5u16 = vmlal_u8(q5u16, d22u8, d2u8);
+                q6u16 = vmlal_u8(q6u16, d23u8, d2u8);
+
+                q3u16 = vmlal_u8(q3u16, d23u8, d5u8);
+                q4u16 = vmlal_u8(q4u16, d24u8, d5u8);
+                q5u16 = vmlal_u8(q5u16, d25u8, d5u8);
+                q6u16 = vmlal_u8(q6u16, d26u8, d5u8);
+
+                q7u16 = vmull_u8(d21u8, d3u8);
+                q8u16 = vmull_u8(d22u8, d3u8);
+                q9u16 = vmull_u8(d23u8, d3u8);
+                q10u16 = vmull_u8(d24u8, d3u8);
+
+                q3s16 = vreinterpretq_s16_u16(q3u16);
+                q4s16 = vreinterpretq_s16_u16(q4u16);
+                q5s16 = vreinterpretq_s16_u16(q5u16);
+                q6s16 = vreinterpretq_s16_u16(q6u16);
+                q7s16 = vreinterpretq_s16_u16(q7u16);
+                q8s16 = vreinterpretq_s16_u16(q8u16);
+                q9s16 = vreinterpretq_s16_u16(q9u16);
+                q10s16 = vreinterpretq_s16_u16(q10u16);
+
+                q7s16 = vqaddq_s16(q7s16, q3s16);
+                q8s16 = vqaddq_s16(q8s16, q4s16);
+                q9s16 = vqaddq_s16(q9s16, q5s16);
+                q10s16 = vqaddq_s16(q10s16, q6s16);
+
+                d6u8 = vqrshrun_n_s16(q7s16, 7);
+                d7u8 = vqrshrun_n_s16(q8s16, 7);
+                d8u8 = vqrshrun_n_s16(q9s16, 7);
+                d9u8 = vqrshrun_n_s16(q10s16, 7);
+
+                d18u8 = d22u8;
+                d19u8 = d23u8;
+                d20u8 = d24u8;
+                d21u8 = d25u8;
+                d22u8 = d26u8;
+
+                vst1_u8(dst, d6u8);
+                dst += dst_pitch;
+                vst1_u8(dst, d7u8);
+                dst += dst_pitch;
+                vst1_u8(dst, d8u8);
+                dst += dst_pitch;
+                vst1_u8(dst, d9u8);
+                dst += dst_pitch;
+            }
+        }
+        return;
+    }
+
+    // load first_pass filter
+    dtmps8 = vld1_s8(vp8_sub_pel_filters[xoffset]);
+    d0s8 = vdup_lane_s8(dtmps8, 0);
+    d1s8 = vdup_lane_s8(dtmps8, 1);
+    d2s8 = vdup_lane_s8(dtmps8, 2);
+    d3s8 = vdup_lane_s8(dtmps8, 3);
+    d4s8 = vdup_lane_s8(dtmps8, 4);
+    d5s8 = vdup_lane_s8(dtmps8, 5);
+    d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
+    d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
+    d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8));
+    d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8));
+    d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8));
+    d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8));
+
+    // First pass: output_height lines x output_width columns (9x4)
+    if (yoffset == 0) {  // firstpass_filter4x4_only
+        src = src_ptr - 2;
+        dst = dst_ptr;
+        for (i = 0; i < 8; i++) {
+            d6u8 = vld1_u8(src);
+            d7u8 = vld1_u8(src + 8);
+            d8u8 = vld1_u8(src + 16);
+            src += src_pixels_per_line;
+            d9u8 = vld1_u8(src);
+            d10u8 = vld1_u8(src + 8);
+            d11u8 = vld1_u8(src + 16);
+            src += src_pixels_per_line;
+
+            __builtin_prefetch(src);
+            __builtin_prefetch(src + src_pixels_per_line);
+
+            q6u16 = vmull_u8(d6u8, d0u8);
+            q7u16 = vmull_u8(d7u8, d0u8);
+            q8u16 = vmull_u8(d9u8, d0u8);
+            q9u16 = vmull_u8(d10u8, d0u8);
+
+            d20u8 = vext_u8(d6u8, d7u8, 1);
+            d21u8 = vext_u8(d9u8, d10u8, 1);
+            d22u8 = vext_u8(d7u8, d8u8, 1);
+            d23u8 = vext_u8(d10u8, d11u8, 1);
+            d24u8 = vext_u8(d6u8, d7u8, 4);
+            d25u8 = vext_u8(d9u8, d10u8, 4);
+            d26u8 = vext_u8(d7u8, d8u8, 4);
+            d27u8 = vext_u8(d10u8, d11u8, 4);
+            d28u8 = vext_u8(d6u8, d7u8, 5);
+            d29u8 = vext_u8(d9u8, d10u8, 5);
+
+            q6u16 = vmlsl_u8(q6u16, d20u8, d1u8);
+            q8u16 = vmlsl_u8(q8u16, d21u8, d1u8);
+            q7u16 = vmlsl_u8(q7u16, d22u8, d1u8);
+            q9u16 = vmlsl_u8(q9u16, d23u8, d1u8);
+            q6u16 = vmlsl_u8(q6u16, d24u8, d4u8);
+            q8u16 = vmlsl_u8(q8u16, d25u8, d4u8);
+            q7u16 = vmlsl_u8(q7u16, d26u8, d4u8);
+            q9u16 = vmlsl_u8(q9u16, d27u8, d4u8);
+            q6u16 = vmlal_u8(q6u16, d28u8, d5u8);
+            q8u16 = vmlal_u8(q8u16, d29u8, d5u8);
+
+            d20u8 = vext_u8(d7u8, d8u8, 5);
+            d21u8 = vext_u8(d10u8, d11u8, 5);
+            d22u8 = vext_u8(d6u8, d7u8, 2);
+            d23u8 = vext_u8(d9u8, d10u8, 2);
+            d24u8 = vext_u8(d7u8, d8u8, 2);
+            d25u8 = vext_u8(d10u8, d11u8, 2);
+            d26u8 = vext_u8(d6u8, d7u8, 3);
+            d27u8 = vext_u8(d9u8, d10u8, 3);
+            d28u8 = vext_u8(d7u8, d8u8, 3);
+            d29u8 = vext_u8(d10u8, d11u8, 3);
+
+            q7u16 = vmlal_u8(q7u16, d20u8, d5u8);
+            q9u16 = vmlal_u8(q9u16, d21u8, d5u8);
+            q6u16 = vmlal_u8(q6u16, d22u8, d2u8);
+            q8u16 = vmlal_u8(q8u16, d23u8, d2u8);
+            q7u16 = vmlal_u8(q7u16, d24u8, d2u8);
+            q9u16 = vmlal_u8(q9u16, d25u8, d2u8);
+
+            q10u16 = vmull_u8(d26u8, d3u8);
+            q11u16 = vmull_u8(d27u8, d3u8);
+            q12u16 = vmull_u8(d28u8, d3u8);
+            q15u16 = vmull_u8(d29u8, d3u8);
+
+            q6s16 = vreinterpretq_s16_u16(q6u16);
+            q7s16 = vreinterpretq_s16_u16(q7u16);
+            q8s16 = vreinterpretq_s16_u16(q8u16);
+            q9s16 = vreinterpretq_s16_u16(q9u16);
+            q10s16 = vreinterpretq_s16_u16(q10u16);
+            q11s16 = vreinterpretq_s16_u16(q11u16);
+            q12s16 = vreinterpretq_s16_u16(q12u16);
+            q15s16 = vreinterpretq_s16_u16(q15u16);
+
+            q6s16 = vqaddq_s16(q6s16, q10s16);
+            q8s16 = vqaddq_s16(q8s16, q11s16);
+            q7s16 = vqaddq_s16(q7s16, q12s16);
+            q9s16 = vqaddq_s16(q9s16, q15s16);
+
+            d6u8 = vqrshrun_n_s16(q6s16, 7);
+            d7u8 = vqrshrun_n_s16(q7s16, 7);
+            d8u8 = vqrshrun_n_s16(q8s16, 7);
+            d9u8 = vqrshrun_n_s16(q9s16, 7);
+
+            q3u8 = vcombine_u8(d6u8, d7u8);
+            q4u8 = vcombine_u8(d8u8, d9u8);
+            vst1q_u8(dst, q3u8);
+            dst += dst_pitch;
+            vst1q_u8(dst, q4u8);
+            dst += dst_pitch;
+        }
+        return;
+    }
+
+    src = src_ptr - 2 - src_pixels_per_line * 2;
+    tmpp = tmp;
+    for (i = 0; i < 7; i++) {
+        d6u8 = vld1_u8(src);
+        d7u8 = vld1_u8(src + 8);
+        d8u8 = vld1_u8(src + 16);
+        src += src_pixels_per_line;
+        d9u8 = vld1_u8(src);
+        d10u8 = vld1_u8(src + 8);
+        d11u8 = vld1_u8(src + 16);
+        src += src_pixels_per_line;
+        d12u8 = vld1_u8(src);
+        d13u8 = vld1_u8(src + 8);
+        d14u8 = vld1_u8(src + 16);
+        src += src_pixels_per_line;
+
+        __builtin_prefetch(src);
+        __builtin_prefetch(src + src_pixels_per_line);
+        __builtin_prefetch(src + src_pixels_per_line * 2);
+
+        q8u16 = vmull_u8(d6u8, d0u8);
+        q9u16 = vmull_u8(d7u8, d0u8);
+        q10u16 = vmull_u8(d9u8, d0u8);
+        q11u16 = vmull_u8(d10u8, d0u8);
+        q12u16 = vmull_u8(d12u8, d0u8);
+        q13u16 = vmull_u8(d13u8, d0u8);
+
+        d28u8 = vext_u8(d6u8, d7u8, 1);
+        d29u8 = vext_u8(d9u8, d10u8, 1);
+        d30u8 = vext_u8(d12u8, d13u8, 1);
+        q8u16 = vmlsl_u8(q8u16, d28u8, d1u8);
+        q10u16 = vmlsl_u8(q10u16, d29u8, d1u8);
+        q12u16 = vmlsl_u8(q12u16, d30u8, d1u8);
+        d28u8 = vext_u8(d7u8, d8u8, 1);
+        d29u8 = vext_u8(d10u8, d11u8, 1);
+        d30u8 = vext_u8(d13u8, d14u8, 1);
+        q9u16  = vmlsl_u8(q9u16, d28u8, d1u8);
+        q11u16 = vmlsl_u8(q11u16, d29u8, d1u8);
+        q13u16 = vmlsl_u8(q13u16, d30u8, d1u8);
+
+        d28u8 = vext_u8(d6u8, d7u8, 4);
+        d29u8 = vext_u8(d9u8, d10u8, 4);
+        d30u8 = vext_u8(d12u8, d13u8, 4);
+        q8u16 = vmlsl_u8(q8u16, d28u8, d4u8);
+        q10u16 = vmlsl_u8(q10u16, d29u8, d4u8);
+        q12u16 = vmlsl_u8(q12u16, d30u8, d4u8);
+        d28u8 = vext_u8(d7u8, d8u8, 4);
+        d29u8 = vext_u8(d10u8, d11u8, 4);
+        d30u8 = vext_u8(d13u8, d14u8, 4);
+        q9u16 = vmlsl_u8(q9u16, d28u8, d4u8);
+        q11u16 = vmlsl_u8(q11u16, d29u8, d4u8);
+        q13u16 = vmlsl_u8(q13u16, d30u8, d4u8);
+
+        d28u8 = vext_u8(d6u8, d7u8, 5);
+        d29u8 = vext_u8(d9u8, d10u8, 5);
+        d30u8 = vext_u8(d12u8, d13u8, 5);
+        q8u16 = vmlal_u8(q8u16, d28u8, d5u8);
+        q10u16 = vmlal_u8(q10u16, d29u8, d5u8);
+        q12u16 = vmlal_u8(q12u16, d30u8, d5u8);
+        d28u8 = vext_u8(d7u8, d8u8, 5);
+        d29u8 = vext_u8(d10u8, d11u8, 5);
+        d30u8 = vext_u8(d13u8, d14u8, 5);
+        q9u16 = vmlal_u8(q9u16, d28u8, d5u8);
+        q11u16 = vmlal_u8(q11u16, d29u8, d5u8);
+        q13u16 = vmlal_u8(q13u16, d30u8, d5u8);
+
+        d28u8 = vext_u8(d6u8, d7u8, 2);
+        d29u8 = vext_u8(d9u8, d10u8, 2);
+        d30u8 = vext_u8(d12u8, d13u8, 2);
+        q8u16 = vmlal_u8(q8u16, d28u8, d2u8);
+        q10u16 = vmlal_u8(q10u16, d29u8, d2u8);
+        q12u16 = vmlal_u8(q12u16, d30u8, d2u8);
+        d28u8 = vext_u8(d7u8, d8u8, 2);
+        d29u8 = vext_u8(d10u8, d11u8, 2);
+        d30u8 = vext_u8(d13u8, d14u8, 2);
+        q9u16 = vmlal_u8(q9u16, d28u8, d2u8);
+        q11u16 = vmlal_u8(q11u16, d29u8, d2u8);
+        q13u16 = vmlal_u8(q13u16, d30u8, d2u8);
+
+        d28u8 = vext_u8(d6u8, d7u8, 3);
+        d29u8 = vext_u8(d9u8, d10u8, 3);
+        d30u8 = vext_u8(d12u8, d13u8, 3);
+        d15u8 = vext_u8(d7u8, d8u8, 3);
+        d31u8 = vext_u8(d10u8, d11u8, 3);
+        d6u8  = vext_u8(d13u8, d14u8, 3);
+        q4u16 = vmull_u8(d28u8, d3u8);
+        q5u16 = vmull_u8(d29u8, d3u8);
+        q6u16 = vmull_u8(d30u8, d3u8);
+        q4s16 = vreinterpretq_s16_u16(q4u16);
+        q5s16 = vreinterpretq_s16_u16(q5u16);
+        q6s16 = vreinterpretq_s16_u16(q6u16);
+        q8s16 = vreinterpretq_s16_u16(q8u16);
+        q10s16 = vreinterpretq_s16_u16(q10u16);
+        q12s16 = vreinterpretq_s16_u16(q12u16);
+        q8s16 = vqaddq_s16(q8s16, q4s16);
+        q10s16 = vqaddq_s16(q10s16, q5s16);
+        q12s16 = vqaddq_s16(q12s16, q6s16);
+
+        q6u16 = vmull_u8(d15u8, d3u8);
+        q7u16 = vmull_u8(d31u8, d3u8);
+        q3u16 = vmull_u8(d6u8, d3u8);
+        q3s16 = vreinterpretq_s16_u16(q3u16);
+        q6s16 = vreinterpretq_s16_u16(q6u16);
+        q7s16 = vreinterpretq_s16_u16(q7u16);
+        q9s16 = vreinterpretq_s16_u16(q9u16);
+        q11s16 = vreinterpretq_s16_u16(q11u16);
+        q13s16 = vreinterpretq_s16_u16(q13u16);
+        q9s16 = vqaddq_s16(q9s16, q6s16);
+        q11s16 = vqaddq_s16(q11s16, q7s16);
+        q13s16 = vqaddq_s16(q13s16, q3s16);
+
+        d6u8 = vqrshrun_n_s16(q8s16, 7);
+        d7u8 = vqrshrun_n_s16(q9s16, 7);
+        d8u8 = vqrshrun_n_s16(q10s16, 7);
+        d9u8 = vqrshrun_n_s16(q11s16, 7);
+        d10u8 = vqrshrun_n_s16(q12s16, 7);
+        d11u8 = vqrshrun_n_s16(q13s16, 7);
+
+        vst1_u8(tmpp, d6u8);
+        tmpp += 8;
+        vst1_u8(tmpp, d7u8);
+        tmpp += 8;
+        vst1_u8(tmpp, d8u8);
+        tmpp += 8;
+        vst1_u8(tmpp, d9u8);
+        tmpp += 8;
+        vst1_u8(tmpp, d10u8);
+        tmpp += 8;
+        vst1_u8(tmpp, d11u8);
+        tmpp += 8;
+    }
+
+    // Second pass: 16x16
+    dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]);
+    d0s8 = vdup_lane_s8(dtmps8, 0);
+    d1s8 = vdup_lane_s8(dtmps8, 1);
+    d2s8 = vdup_lane_s8(dtmps8, 2);
+    d3s8 = vdup_lane_s8(dtmps8, 3);
+    d4s8 = vdup_lane_s8(dtmps8, 4);
+    d5s8 = vdup_lane_s8(dtmps8, 5);
+    d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
+    d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
+    d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8));
+    d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8));
+    d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8));
+    d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8));
+
+    for (i = 0; i < 2; i++) {
+        dst = dst_ptr + 8 * i;
+        tmpp = tmp + 8 * i;
+        d18u8 = vld1_u8(tmpp);
+        tmpp += 16;
+        d19u8 = vld1_u8(tmpp);
+        tmpp += 16;
+        d20u8 = vld1_u8(tmpp);
+        tmpp += 16;
+        d21u8 = vld1_u8(tmpp);
+        tmpp += 16;
+        d22u8 = vld1_u8(tmpp);
+        tmpp += 16;
+        for (j = 0; j < 4; j++) {
+            d23u8 = vld1_u8(tmpp);
+            tmpp += 16;
+            d24u8 = vld1_u8(tmpp);
+            tmpp += 16;
+            d25u8 = vld1_u8(tmpp);
+            tmpp += 16;
+            d26u8 = vld1_u8(tmpp);
+            tmpp += 16;
+
+            q3u16 = vmull_u8(d18u8, d0u8);
+            q4u16 = vmull_u8(d19u8, d0u8);
+            q5u16 = vmull_u8(d20u8, d0u8);
+            q6u16 = vmull_u8(d21u8, d0u8);
+
+            q3u16 = vmlsl_u8(q3u16, d19u8, d1u8);
+            q4u16 = vmlsl_u8(q4u16, d20u8, d1u8);
+            q5u16 = vmlsl_u8(q5u16, d21u8, d1u8);
+            q6u16 = vmlsl_u8(q6u16, d22u8, d1u8);
+
+            q3u16 = vmlsl_u8(q3u16, d22u8, d4u8);
+            q4u16 = vmlsl_u8(q4u16, d23u8, d4u8);
+            q5u16 = vmlsl_u8(q5u16, d24u8, d4u8);
+            q6u16 = vmlsl_u8(q6u16, d25u8, d4u8);
+
+            q3u16 = vmlal_u8(q3u16, d20u8, d2u8);
+            q4u16 = vmlal_u8(q4u16, d21u8, d2u8);
+            q5u16 = vmlal_u8(q5u16, d22u8, d2u8);
+            q6u16 = vmlal_u8(q6u16, d23u8, d2u8);
+
+            q3u16 = vmlal_u8(q3u16, d23u8, d5u8);
+            q4u16 = vmlal_u8(q4u16, d24u8, d5u8);
+            q5u16 = vmlal_u8(q5u16, d25u8, d5u8);
+            q6u16 = vmlal_u8(q6u16, d26u8, d5u8);
+
+            q7u16 = vmull_u8(d21u8, d3u8);
+            q8u16 = vmull_u8(d22u8, d3u8);
+            q9u16 = vmull_u8(d23u8, d3u8);
+            q10u16 = vmull_u8(d24u8, d3u8);
+
+            q3s16 = vreinterpretq_s16_u16(q3u16);
+            q4s16 = vreinterpretq_s16_u16(q4u16);
+            q5s16 = vreinterpretq_s16_u16(q5u16);
+            q6s16 = vreinterpretq_s16_u16(q6u16);
+            q7s16 = vreinterpretq_s16_u16(q7u16);
+            q8s16 = vreinterpretq_s16_u16(q8u16);
+            q9s16 = vreinterpretq_s16_u16(q9u16);
+            q10s16 = vreinterpretq_s16_u16(q10u16);
+
+            q7s16 = vqaddq_s16(q7s16, q3s16);
+            q8s16 = vqaddq_s16(q8s16, q4s16);
+            q9s16 = vqaddq_s16(q9s16, q5s16);
+            q10s16 = vqaddq_s16(q10s16, q6s16);
+
+            d6u8 = vqrshrun_n_s16(q7s16, 7);
+            d7u8 = vqrshrun_n_s16(q8s16, 7);
+            d8u8 = vqrshrun_n_s16(q9s16, 7);
+            d9u8 = vqrshrun_n_s16(q10s16, 7);
+
+            d18u8 = d22u8;
+            d19u8 = d23u8;
+            d20u8 = d24u8;
+            d21u8 = d25u8;
+            d22u8 = d26u8;
+
+            vst1_u8(dst, d6u8);
+            dst += dst_pitch;
+            vst1_u8(dst, d7u8);
+            dst += dst_pitch;
+            vst1_u8(dst, d8u8);
+            dst += dst_pitch;
+            vst1_u8(dst, d9u8);
+            dst += dst_pitch;
+        }
+    }
+    return;
+}
diff --git a/vp8/common/arm/neon/variance_neon.asm b/vp8/common/arm/neon/variance_neon.asm
deleted file mode 100644
index 8ecad72..0000000
--- a/vp8/common/arm/neon/variance_neon.asm
+++ /dev/null
@@ -1,291 +0,0 @@
-;
-;  Copyright (c) 2010 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.
-;
-
-
-    EXPORT  |vp8_variance16x16_neon|
-    EXPORT  |vp8_variance16x8_neon|
-    EXPORT  |vp8_variance8x16_neon|
-    EXPORT  |vp8_variance8x8_neon|
-
-    ARM
-    REQUIRE8
-    PRESERVE8
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-
-; r0    unsigned char *src_ptr
-; r1    int source_stride
-; r2    unsigned char *ref_ptr
-; r3    int  recon_stride
-; stack unsigned int *sse
-|vp8_variance16x16_neon| PROC
-    vpush           {q5}
-    vmov.i8         q8, #0                      ;q8 - sum
-    vmov.i8         q9, #0                      ;q9, q10 - sse
-    vmov.i8         q10, #0
-
-    mov             r12, #8
-
-variance16x16_neon_loop
-    vld1.8          {q0}, [r0], r1              ;Load up source and reference
-    vld1.8          {q2}, [r2], r3
-    vld1.8          {q1}, [r0], r1
-    vld1.8          {q3}, [r2], r3
-
-    vsubl.u8        q11, d0, d4                 ;calculate diff
-    vsubl.u8        q12, d1, d5
-    vsubl.u8        q13, d2, d6
-    vsubl.u8        q14, d3, d7
-
-    ;VPADAL adds adjacent pairs of elements of a vector, and accumulates
-    ;the results into the elements of the destination vector. The explanation
-    ;in ARM guide is wrong.
-    vpadal.s16      q8, q11                     ;calculate sum
-    vmlal.s16       q9, d22, d22                ;calculate sse
-    vmlal.s16       q10, d23, d23
-
-    subs            r12, r12, #1
-
-    vpadal.s16      q8, q12
-    vmlal.s16       q9, d24, d24
-    vmlal.s16       q10, d25, d25
-    vpadal.s16      q8, q13
-    vmlal.s16       q9, d26, d26
-    vmlal.s16       q10, d27, d27
-    vpadal.s16      q8, q14
-    vmlal.s16       q9, d28, d28
-    vmlal.s16       q10, d29, d29
-
-    bne             variance16x16_neon_loop
-
-    vadd.u32        q10, q9, q10                ;accumulate sse
-    vpaddl.s32      q0, q8                      ;accumulate sum
-
-    ldr             r12, [sp, #16]              ;load *sse from stack
-
-    vpaddl.u32      q1, q10
-    vadd.s64        d0, d0, d1
-    vadd.u64        d1, d2, d3
-
-    ;vmov.32        r0, d0[0]                   ;this instruction costs a lot
-    ;vmov.32        r1, d1[0]
-    ;mul            r0, r0, r0
-    ;str            r1, [r12]
-    ;sub            r0, r1, r0, lsr #8
-
-    ; while sum is signed, sum * sum is always positive and must be treated as
-    ; unsigned to avoid propagating the sign bit.
-    vmull.s32       q5, d0, d0
-    vst1.32         {d1[0]}, [r12]              ;store sse
-    vshr.u32        d10, d10, #8
-    vsub.u32        d0, d1, d10
-
-    vmov.32         r0, d0[0]                   ;return
-
-    vpop            {q5}
-    bx              lr
-
-    ENDP
-
-;================================
-;unsigned int vp8_variance16x8_c(
-;    unsigned char *src_ptr,
-;    int  source_stride,
-;    unsigned char *ref_ptr,
-;    int  recon_stride,
-;   unsigned int *sse)
-|vp8_variance16x8_neon| PROC
-    vpush           {q5}
-
-    vmov.i8         q8, #0                      ;q8 - sum
-    vmov.i8         q9, #0                      ;q9, q10 - sse
-    vmov.i8         q10, #0
-
-    mov             r12, #4
-
-variance16x8_neon_loop
-    vld1.8          {q0}, [r0], r1              ;Load up source and reference
-    vld1.8          {q2}, [r2], r3
-    vld1.8          {q1}, [r0], r1
-    vld1.8          {q3}, [r2], r3
-
-    vsubl.u8        q11, d0, d4                 ;calculate diff
-    vsubl.u8        q12, d1, d5
-    vsubl.u8        q13, d2, d6
-    vsubl.u8        q14, d3, d7
-
-    vpadal.s16      q8, q11                     ;calculate sum
-    vmlal.s16       q9, d22, d22                ;calculate sse
-    vmlal.s16       q10, d23, d23
-
-    subs            r12, r12, #1
-
-    vpadal.s16      q8, q12
-    vmlal.s16       q9, d24, d24
-    vmlal.s16       q10, d25, d25
-    vpadal.s16      q8, q13
-    vmlal.s16       q9, d26, d26
-    vmlal.s16       q10, d27, d27
-    vpadal.s16      q8, q14
-    vmlal.s16       q9, d28, d28
-    vmlal.s16       q10, d29, d29
-
-    bne             variance16x8_neon_loop
-
-    vadd.u32        q10, q9, q10                ;accumulate sse
-    vpaddl.s32      q0, q8                      ;accumulate sum
-
-    ldr             r12, [sp, #16]              ;load *sse from stack
-
-    vpaddl.u32      q1, q10
-    vadd.s64        d0, d0, d1
-    vadd.u64        d1, d2, d3
-
-    vmull.s32       q5, d0, d0
-    vst1.32         {d1[0]}, [r12]              ;store sse
-    vshr.u32        d10, d10, #7
-    vsub.u32        d0, d1, d10
-
-    vmov.32         r0, d0[0]                   ;return
-
-    vpop            {q5}
-    bx              lr
-
-    ENDP
-
-;=================================
-;unsigned int vp8_variance8x16_c(
-;    unsigned char *src_ptr,
-;    int  source_stride,
-;    unsigned char *ref_ptr,
-;    int  recon_stride,
-;   unsigned int *sse)
-
-|vp8_variance8x16_neon| PROC
-    vpush           {q5}
-
-    vmov.i8         q8, #0                      ;q8 - sum
-    vmov.i8         q9, #0                      ;q9, q10 - sse
-    vmov.i8         q10, #0
-
-    mov             r12, #8
-
-variance8x16_neon_loop
-    vld1.8          {d0}, [r0], r1              ;Load up source and reference
-    vld1.8          {d4}, [r2], r3
-    vld1.8          {d2}, [r0], r1
-    vld1.8          {d6}, [r2], r3
-
-    vsubl.u8        q11, d0, d4                 ;calculate diff
-    vsubl.u8        q12, d2, d6
-
-    vpadal.s16      q8, q11                     ;calculate sum
-    vmlal.s16       q9, d22, d22                ;calculate sse
-    vmlal.s16       q10, d23, d23
-
-    subs            r12, r12, #1
-
-    vpadal.s16      q8, q12
-    vmlal.s16       q9, d24, d24
-    vmlal.s16       q10, d25, d25
-
-    bne             variance8x16_neon_loop
-
-    vadd.u32        q10, q9, q10                ;accumulate sse
-    vpaddl.s32      q0, q8                      ;accumulate sum
-
-    ldr             r12, [sp, #16]              ;load *sse from stack
-
-    vpaddl.u32      q1, q10
-    vadd.s64        d0, d0, d1
-    vadd.u64        d1, d2, d3
-
-    vmull.s32       q5, d0, d0
-    vst1.32         {d1[0]}, [r12]              ;store sse
-    vshr.u32        d10, d10, #7
-    vsub.u32        d0, d1, d10
-
-    vmov.32         r0, d0[0]                   ;return
-
-    vpop            {q5}
-    bx              lr
-
-    ENDP
-
-;==================================
-; r0    unsigned char *src_ptr
-; r1    int source_stride
-; r2    unsigned char *ref_ptr
-; r3    int  recon_stride
-; stack unsigned int *sse
-|vp8_variance8x8_neon| PROC
-    vpush           {q5}
-
-    vmov.i8         q8, #0                      ;q8 - sum
-    vmov.i8         q9, #0                      ;q9, q10 - sse
-    vmov.i8         q10, #0
-
-    mov             r12, #2
-
-variance8x8_neon_loop
-    vld1.8          {d0}, [r0], r1              ;Load up source and reference
-    vld1.8          {d4}, [r2], r3
-    vld1.8          {d1}, [r0], r1
-    vld1.8          {d5}, [r2], r3
-    vld1.8          {d2}, [r0], r1
-    vld1.8          {d6}, [r2], r3
-    vld1.8          {d3}, [r0], r1
-    vld1.8          {d7}, [r2], r3
-
-    vsubl.u8        q11, d0, d4                 ;calculate diff
-    vsubl.u8        q12, d1, d5
-    vsubl.u8        q13, d2, d6
-    vsubl.u8        q14, d3, d7
-
-    vpadal.s16      q8, q11                     ;calculate sum
-    vmlal.s16       q9, d22, d22                ;calculate sse
-    vmlal.s16       q10, d23, d23
-
-    subs            r12, r12, #1
-
-    vpadal.s16      q8, q12
-    vmlal.s16       q9, d24, d24
-    vmlal.s16       q10, d25, d25
-    vpadal.s16      q8, q13
-    vmlal.s16       q9, d26, d26
-    vmlal.s16       q10, d27, d27
-    vpadal.s16      q8, q14
-    vmlal.s16       q9, d28, d28
-    vmlal.s16       q10, d29, d29
-
-    bne             variance8x8_neon_loop
-
-    vadd.u32        q10, q9, q10                ;accumulate sse
-    vpaddl.s32      q0, q8                      ;accumulate sum
-
-    ldr             r12, [sp, #16]              ;load *sse from stack
-
-    vpaddl.u32      q1, q10
-    vadd.s64        d0, d0, d1
-    vadd.u64        d1, d2, d3
-
-    vmull.s32       q5, d0, d0
-    vst1.32         {d1[0]}, [r12]              ;store sse
-    vshr.u32        d10, d10, #6
-    vsub.u32        d0, d1, d10
-
-    vmov.32         r0, d0[0]                   ;return
-
-    vpop            {q5}
-    bx              lr
-
-    ENDP
-
-    END
diff --git a/vp8/common/arm/neon/variance_neon.c b/vp8/common/arm/neon/variance_neon.c
new file mode 100644
index 0000000..3e25f7d
--- /dev/null
+++ b/vp8/common/arm/neon/variance_neon.c
@@ -0,0 +1,319 @@
+/*
+ *  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 <arm_neon.h>
+
+unsigned int vp8_variance16x16_neon(
+        const unsigned char *src_ptr,
+        int source_stride,
+        const unsigned char *ref_ptr,
+        int recon_stride,
+        unsigned int *sse) {
+    int i;
+    int16x4_t d22s16, d23s16, d24s16, d25s16, d26s16, d27s16, d28s16, d29s16;
+    uint32x2_t d0u32, d10u32;
+    int64_t d0s64, d1s64;
+    uint8x16_t q0u8, q1u8, q2u8, q3u8;
+    uint16x8_t q11u16, q12u16, q13u16, q14u16;
+    int32x4_t q8s32, q9s32, q10s32;
+    int64x2_t q0s64, q1s64, q5s64;
+
+    q8s32 = vdupq_n_s32(0);
+    q9s32 = vdupq_n_s32(0);
+    q10s32 = vdupq_n_s32(0);
+
+    for (i = 0; i < 8; i++) {
+        q0u8 = vld1q_u8(src_ptr);
+        src_ptr += source_stride;
+        q1u8 = vld1q_u8(src_ptr);
+        src_ptr += source_stride;
+        __builtin_prefetch(src_ptr);
+
+        q2u8 = vld1q_u8(ref_ptr);
+        ref_ptr += recon_stride;
+        q3u8 = vld1q_u8(ref_ptr);
+        ref_ptr += recon_stride;
+        __builtin_prefetch(ref_ptr);
+
+        q11u16 = vsubl_u8(vget_low_u8(q0u8), vget_low_u8(q2u8));
+        q12u16 = vsubl_u8(vget_high_u8(q0u8), vget_high_u8(q2u8));
+        q13u16 = vsubl_u8(vget_low_u8(q1u8), vget_low_u8(q3u8));
+        q14u16 = vsubl_u8(vget_high_u8(q1u8), vget_high_u8(q3u8));
+
+        d22s16 = vreinterpret_s16_u16(vget_low_u16(q11u16));
+        d23s16 = vreinterpret_s16_u16(vget_high_u16(q11u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q11u16));
+        q9s32 = vmlal_s16(q9s32, d22s16, d22s16);
+        q10s32 = vmlal_s16(q10s32, d23s16, d23s16);
+
+        d24s16 = vreinterpret_s16_u16(vget_low_u16(q12u16));
+        d25s16 = vreinterpret_s16_u16(vget_high_u16(q12u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q12u16));
+        q9s32 = vmlal_s16(q9s32, d24s16, d24s16);
+        q10s32 = vmlal_s16(q10s32, d25s16, d25s16);
+
+        d26s16 = vreinterpret_s16_u16(vget_low_u16(q13u16));
+        d27s16 = vreinterpret_s16_u16(vget_high_u16(q13u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q13u16));
+        q9s32 = vmlal_s16(q9s32, d26s16, d26s16);
+        q10s32 = vmlal_s16(q10s32, d27s16, d27s16);
+
+        d28s16 = vreinterpret_s16_u16(vget_low_u16(q14u16));
+        d29s16 = vreinterpret_s16_u16(vget_high_u16(q14u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q14u16));
+        q9s32 = vmlal_s16(q9s32, d28s16, d28s16);
+        q10s32 = vmlal_s16(q10s32, d29s16, d29s16);
+    }
+
+    q10s32 = vaddq_s32(q10s32, q9s32);
+    q0s64 = vpaddlq_s32(q8s32);
+    q1s64 = vpaddlq_s32(q10s32);
+
+    d0s64 = vadd_s64(vget_low_s64(q0s64), vget_high_s64(q0s64));
+    d1s64 = vadd_s64(vget_low_s64(q1s64), vget_high_s64(q1s64));
+
+    q5s64 = vmull_s32(vreinterpret_s32_s64(d0s64),
+                      vreinterpret_s32_s64(d0s64));
+    vst1_lane_u32((uint32_t *)sse, vreinterpret_u32_s64(d1s64), 0);
+
+    d10u32 = vshr_n_u32(vreinterpret_u32_s64(vget_low_s64(q5s64)), 8);
+    d0u32 = vsub_u32(vreinterpret_u32_s64(d1s64), d10u32);
+
+    return vget_lane_u32(d0u32, 0);
+}
+
+unsigned int vp8_variance16x8_neon(
+        const unsigned char *src_ptr,
+        int source_stride,
+        const unsigned char *ref_ptr,
+        int recon_stride,
+        unsigned int *sse) {
+    int i;
+    int16x4_t d22s16, d23s16, d24s16, d25s16, d26s16, d27s16, d28s16, d29s16;
+    uint32x2_t d0u32, d10u32;
+    int64_t d0s64, d1s64;
+    uint8x16_t q0u8, q1u8, q2u8, q3u8;
+    uint16x8_t q11u16, q12u16, q13u16, q14u16;
+    int32x4_t q8s32, q9s32, q10s32;
+    int64x2_t q0s64, q1s64, q5s64;
+
+    q8s32 = vdupq_n_s32(0);
+    q9s32 = vdupq_n_s32(0);
+    q10s32 = vdupq_n_s32(0);
+
+    for (i = 0; i < 4; i++) {  // variance16x8_neon_loop
+        q0u8 = vld1q_u8(src_ptr);
+        src_ptr += source_stride;
+        q1u8 = vld1q_u8(src_ptr);
+        src_ptr += source_stride;
+        __builtin_prefetch(src_ptr);
+
+        q2u8 = vld1q_u8(ref_ptr);
+        ref_ptr += recon_stride;
+        q3u8 = vld1q_u8(ref_ptr);
+        ref_ptr += recon_stride;
+        __builtin_prefetch(ref_ptr);
+
+        q11u16 = vsubl_u8(vget_low_u8(q0u8), vget_low_u8(q2u8));
+        q12u16 = vsubl_u8(vget_high_u8(q0u8), vget_high_u8(q2u8));
+        q13u16 = vsubl_u8(vget_low_u8(q1u8), vget_low_u8(q3u8));
+        q14u16 = vsubl_u8(vget_high_u8(q1u8), vget_high_u8(q3u8));
+
+        d22s16 = vreinterpret_s16_u16(vget_low_u16(q11u16));
+        d23s16 = vreinterpret_s16_u16(vget_high_u16(q11u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q11u16));
+        q9s32 = vmlal_s16(q9s32, d22s16, d22s16);
+        q10s32 = vmlal_s16(q10s32, d23s16, d23s16);
+
+        d24s16 = vreinterpret_s16_u16(vget_low_u16(q12u16));
+        d25s16 = vreinterpret_s16_u16(vget_high_u16(q12u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q12u16));
+        q9s32 = vmlal_s16(q9s32, d24s16, d24s16);
+        q10s32 = vmlal_s16(q10s32, d25s16, d25s16);
+
+        d26s16 = vreinterpret_s16_u16(vget_low_u16(q13u16));
+        d27s16 = vreinterpret_s16_u16(vget_high_u16(q13u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q13u16));
+        q9s32 = vmlal_s16(q9s32, d26s16, d26s16);
+        q10s32 = vmlal_s16(q10s32, d27s16, d27s16);
+
+        d28s16 = vreinterpret_s16_u16(vget_low_u16(q14u16));
+        d29s16 = vreinterpret_s16_u16(vget_high_u16(q14u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q14u16));
+        q9s32 = vmlal_s16(q9s32, d28s16, d28s16);
+        q10s32 = vmlal_s16(q10s32, d29s16, d29s16);
+    }
+
+    q10s32 = vaddq_s32(q10s32, q9s32);
+    q0s64 = vpaddlq_s32(q8s32);
+    q1s64 = vpaddlq_s32(q10s32);
+
+    d0s64 = vadd_s64(vget_low_s64(q0s64), vget_high_s64(q0s64));
+    d1s64 = vadd_s64(vget_low_s64(q1s64), vget_high_s64(q1s64));
+
+    q5s64 = vmull_s32(vreinterpret_s32_s64(d0s64),
+                      vreinterpret_s32_s64(d0s64));
+    vst1_lane_u32((uint32_t *)sse, vreinterpret_u32_s64(d1s64), 0);
+
+    d10u32 = vshr_n_u32(vreinterpret_u32_s64(vget_low_s64(q5s64)), 7);
+    d0u32 = vsub_u32(vreinterpret_u32_s64(d1s64), d10u32);
+
+    return vget_lane_u32(d0u32, 0);
+}
+
+unsigned int vp8_variance8x16_neon(
+        const unsigned char *src_ptr,
+        int source_stride,
+        const unsigned char *ref_ptr,
+        int recon_stride,
+        unsigned int *sse) {
+    int i;
+    uint8x8_t d0u8, d2u8, d4u8, d6u8;
+    int16x4_t d22s16, d23s16, d24s16, d25s16;
+    uint32x2_t d0u32, d10u32;
+    int64_t d0s64, d1s64;
+    uint16x8_t q11u16, q12u16;
+    int32x4_t q8s32, q9s32, q10s32;
+    int64x2_t q0s64, q1s64, q5s64;
+
+    q8s32 = vdupq_n_s32(0);
+    q9s32 = vdupq_n_s32(0);
+    q10s32 = vdupq_n_s32(0);
+
+    for (i = 0; i < 8; i++) {  // variance8x16_neon_loop
+        d0u8 = vld1_u8(src_ptr);
+        src_ptr += source_stride;
+        d2u8 = vld1_u8(src_ptr);
+        src_ptr += source_stride;
+        __builtin_prefetch(src_ptr);
+
+        d4u8 = vld1_u8(ref_ptr);
+        ref_ptr += recon_stride;
+        d6u8 = vld1_u8(ref_ptr);
+        ref_ptr += recon_stride;
+        __builtin_prefetch(ref_ptr);
+
+        q11u16 = vsubl_u8(d0u8, d4u8);
+        q12u16 = vsubl_u8(d2u8, d6u8);
+
+        d22s16 = vreinterpret_s16_u16(vget_low_u16(q11u16));
+        d23s16 = vreinterpret_s16_u16(vget_high_u16(q11u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q11u16));
+        q9s32 = vmlal_s16(q9s32, d22s16, d22s16);
+        q10s32 = vmlal_s16(q10s32, d23s16, d23s16);
+
+        d24s16 = vreinterpret_s16_u16(vget_low_u16(q12u16));
+        d25s16 = vreinterpret_s16_u16(vget_high_u16(q12u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q12u16));
+        q9s32 = vmlal_s16(q9s32, d24s16, d24s16);
+        q10s32 = vmlal_s16(q10s32, d25s16, d25s16);
+    }
+
+    q10s32 = vaddq_s32(q10s32, q9s32);
+    q0s64 = vpaddlq_s32(q8s32);
+    q1s64 = vpaddlq_s32(q10s32);
+
+    d0s64 = vadd_s64(vget_low_s64(q0s64), vget_high_s64(q0s64));
+    d1s64 = vadd_s64(vget_low_s64(q1s64), vget_high_s64(q1s64));
+
+    q5s64 = vmull_s32(vreinterpret_s32_s64(d0s64),
+                      vreinterpret_s32_s64(d0s64));
+    vst1_lane_u32((uint32_t *)sse, vreinterpret_u32_s64(d1s64), 0);
+
+    d10u32 = vshr_n_u32(vreinterpret_u32_s64(vget_low_s64(q5s64)), 7);
+    d0u32 = vsub_u32(vreinterpret_u32_s64(d1s64), d10u32);
+
+    return vget_lane_u32(d0u32, 0);
+}
+
+unsigned int vp8_variance8x8_neon(
+        const unsigned char *src_ptr,
+        int source_stride,
+        const unsigned char *ref_ptr,
+        int recon_stride,
+        unsigned int *sse) {
+    int i;
+    uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8, d7u8;
+    int16x4_t d22s16, d23s16, d24s16, d25s16, d26s16, d27s16, d28s16, d29s16;
+    uint32x2_t d0u32, d10u32;
+    int64_t d0s64, d1s64;
+    uint16x8_t q11u16, q12u16, q13u16, q14u16;
+    int32x4_t q8s32, q9s32, q10s32;
+    int64x2_t q0s64, q1s64, q5s64;
+
+    q8s32 = vdupq_n_s32(0);
+    q9s32 = vdupq_n_s32(0);
+    q10s32 = vdupq_n_s32(0);
+
+    for (i = 0; i < 2; i++) {  // variance8x8_neon_loop
+        d0u8 = vld1_u8(src_ptr);
+        src_ptr += source_stride;
+        d1u8 = vld1_u8(src_ptr);
+        src_ptr += source_stride;
+        d2u8 = vld1_u8(src_ptr);
+        src_ptr += source_stride;
+        d3u8 = vld1_u8(src_ptr);
+        src_ptr += source_stride;
+
+        d4u8 = vld1_u8(ref_ptr);
+        ref_ptr += recon_stride;
+        d5u8 = vld1_u8(ref_ptr);
+        ref_ptr += recon_stride;
+        d6u8 = vld1_u8(ref_ptr);
+        ref_ptr += recon_stride;
+        d7u8 = vld1_u8(ref_ptr);
+        ref_ptr += recon_stride;
+
+        q11u16 = vsubl_u8(d0u8, d4u8);
+        q12u16 = vsubl_u8(d1u8, d5u8);
+        q13u16 = vsubl_u8(d2u8, d6u8);
+        q14u16 = vsubl_u8(d3u8, d7u8);
+
+        d22s16 = vreinterpret_s16_u16(vget_low_u16(q11u16));
+        d23s16 = vreinterpret_s16_u16(vget_high_u16(q11u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q11u16));
+        q9s32 = vmlal_s16(q9s32, d22s16, d22s16);
+        q10s32 = vmlal_s16(q10s32, d23s16, d23s16);
+
+        d24s16 = vreinterpret_s16_u16(vget_low_u16(q12u16));
+        d25s16 = vreinterpret_s16_u16(vget_high_u16(q12u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q12u16));
+        q9s32 = vmlal_s16(q9s32, d24s16, d24s16);
+        q10s32 = vmlal_s16(q10s32, d25s16, d25s16);
+
+        d26s16 = vreinterpret_s16_u16(vget_low_u16(q13u16));
+        d27s16 = vreinterpret_s16_u16(vget_high_u16(q13u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q13u16));
+        q9s32 = vmlal_s16(q9s32, d26s16, d26s16);
+        q10s32 = vmlal_s16(q10s32, d27s16, d27s16);
+
+        d28s16 = vreinterpret_s16_u16(vget_low_u16(q14u16));
+        d29s16 = vreinterpret_s16_u16(vget_high_u16(q14u16));
+        q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q14u16));
+        q9s32 = vmlal_s16(q9s32, d28s16, d28s16);
+        q10s32 = vmlal_s16(q10s32, d29s16, d29s16);
+    }
+
+    q10s32 = vaddq_s32(q10s32, q9s32);
+    q0s64 = vpaddlq_s32(q8s32);
+    q1s64 = vpaddlq_s32(q10s32);
+
+    d0s64 = vadd_s64(vget_low_s64(q0s64), vget_high_s64(q0s64));
+    d1s64 = vadd_s64(vget_low_s64(q1s64), vget_high_s64(q1s64));
+
+    q5s64 = vmull_s32(vreinterpret_s32_s64(d0s64),
+                      vreinterpret_s32_s64(d0s64));
+    vst1_lane_u32((uint32_t *)sse, vreinterpret_u32_s64(d1s64), 0);
+
+    d10u32 = vshr_n_u32(vreinterpret_u32_s64(vget_low_s64(q5s64)), 6);
+    d0u32 = vsub_u32(vreinterpret_u32_s64(d1s64), d10u32);
+
+    return vget_lane_u32(d0u32, 0);
+}
diff --git a/vp8/common/postproc.c b/vp8/common/postproc.c
index 7d0fbf6..8e546d5 100644
--- a/vp8/common/postproc.c
+++ b/vp8/common/postproc.c
@@ -310,6 +310,7 @@
     }
 }
 
+#if CONFIG_POSTPROC
 static void vp8_de_mblock(YV12_BUFFER_CONFIG         *post,
                           int                         q)
 {
@@ -382,6 +383,7 @@
         vp8_yv12_copy_frame(source, post);
     }
 }
+#endif
 
 #if !(CONFIG_TEMPORAL_DENOISING)
 void vp8_de_noise(VP8_COMMON                 *cm,
diff --git a/vp8/common/rtcd_defs.pl b/vp8/common/rtcd_defs.pl
index 130d965..789b0de5 100644
--- a/vp8/common/rtcd_defs.pl
+++ b/vp8/common/rtcd_defs.pl
@@ -532,7 +532,7 @@
 # Denoiser filter
 #
 if (vpx_config("CONFIG_TEMPORAL_DENOISING") eq "yes") {
-    add_proto qw/int vp8_denoiser_filter/, "struct yv12_buffer_config* mc_running_avg, struct yv12_buffer_config* running_avg, struct macroblock* signal, unsigned int motion_magnitude2, int y_offset, int uv_offset";
+    add_proto qw/int vp8_denoiser_filter/, "unsigned char *mc_running_avg_y, int mc_avg_y_stride, unsigned char *running_avg_y, int avg_y_stride, unsigned char *sig, int sig_stride, unsigned int motion_magnitude";
     specialize qw/vp8_denoiser_filter sse2 neon/;
 }
 
diff --git a/vp8/encoder/arm/neon/denoising_neon.c b/vp8/encoder/arm/neon/denoising_neon.c
index 23dc0a9..1bebe8f 100644
--- a/vp8/encoder/arm/neon/denoising_neon.c
+++ b/vp8/encoder/arm/neon/denoising_neon.c
@@ -45,10 +45,12 @@
  *      [16, 255]       3               6                    7
  */
 
-int vp8_denoiser_filter_neon(YV12_BUFFER_CONFIG *mc_running_avg,
-                             YV12_BUFFER_CONFIG *running_avg,
-                             MACROBLOCK *signal, unsigned int motion_magnitude,
-                             int y_offset, int uv_offset) {
+int vp8_denoiser_filter_neon(unsigned char *mc_running_avg_y,
+                             int mc_running_avg_y_stride,
+                             unsigned char *running_avg_y,
+                             int running_avg_y_stride,
+                             unsigned char *sig, int sig_stride,
+                             unsigned int motion_magnitude) {
     /* If motion_magnitude is small, making the denoiser more aggressive by
      * increasing the adjustment for each level, level1 adjustment is
      * increased, the deltas stay the same.
@@ -60,14 +62,6 @@
     const uint8x16_t v_level1_threshold = vdupq_n_u8(4);
     const uint8x16_t v_level2_threshold = vdupq_n_u8(8);
     const uint8x16_t v_level3_threshold = vdupq_n_u8(16);
-
-    /* Local variables for array pointers and strides. */
-    unsigned char *sig = signal->thismb;
-    int            sig_stride = 16;
-    unsigned char *mc_running_avg_y = mc_running_avg->y_buffer + y_offset;
-    int            mc_running_avg_y_stride = mc_running_avg->y_stride;
-    unsigned char *running_avg_y = running_avg->y_buffer + y_offset;
-    int            running_avg_y_stride = running_avg->y_stride;
     int64x2_t v_sum_diff_total = vdupq_n_s64(0);
 
     /* Go over lines. */
diff --git a/vp8/encoder/denoising.c b/vp8/encoder/denoising.c
index 7819265..bfce280 100644
--- a/vp8/encoder/denoising.c
+++ b/vp8/encoder/denoising.c
@@ -51,17 +51,13 @@
  * [16, 255]              6                                    7
  */
 
-int vp8_denoiser_filter_c(YV12_BUFFER_CONFIG *mc_running_avg,
-                          YV12_BUFFER_CONFIG *running_avg, MACROBLOCK *signal,
-                          unsigned int motion_magnitude, int y_offset,
-                          int uv_offset)
+int vp8_denoiser_filter_c(unsigned char *mc_running_avg_y, int mc_avg_y_stride,
+                          unsigned char *running_avg_y, int avg_y_stride,
+                          unsigned char *sig, int sig_stride,
+                          unsigned int motion_magnitude)
 {
-    unsigned char *sig = signal->thismb;
-    int sig_stride = 16;
-    unsigned char *mc_running_avg_y = mc_running_avg->y_buffer + y_offset;
-    int mc_avg_y_stride = mc_running_avg->y_stride;
-    unsigned char *running_avg_y = running_avg->y_buffer + y_offset;
-    int avg_y_stride = running_avg->y_stride;
+    unsigned char *running_avg_y_start = running_avg_y;
+    unsigned char *sig_start = sig;
     int r, c, i;
     int sum_diff = 0;
     int adj_val[3] = {3, 4, 6};
@@ -130,8 +126,7 @@
     if (abs(sum_diff) > SUM_DIFF_THRESHOLD)
         return COPY_BLOCK;
 
-    vp8_copy_mem16x16(running_avg->y_buffer + y_offset, avg_y_stride,
-                      signal->thismb, sig_stride);
+    vp8_copy_mem16x16(running_avg_y_start, avg_y_stride, sig_start, sig_stride);
     return FILTER_BLOCK;
 }
 
@@ -285,12 +280,17 @@
 
     if (decision == FILTER_BLOCK)
     {
+        unsigned char *mc_running_avg_y =
+            denoiser->yv12_mc_running_avg.y_buffer + recon_yoffset;
+        int mc_avg_y_stride = denoiser->yv12_mc_running_avg.y_stride;
+        unsigned char *running_avg_y =
+            denoiser->yv12_running_avg[INTRA_FRAME].y_buffer + recon_yoffset;
+        int avg_y_stride = denoiser->yv12_running_avg[INTRA_FRAME].y_stride;
+
         /* Filter. */
-        decision = vp8_denoiser_filter(&denoiser->yv12_mc_running_avg,
-                                       &denoiser->yv12_running_avg[INTRA_FRAME],
-                                       x,
-                                       motion_magnitude2,
-                                       recon_yoffset, recon_uvoffset);
+        decision = vp8_denoiser_filter(mc_running_avg_y, mc_avg_y_stride,
+                                         running_avg_y, avg_y_stride,
+                                         x->thismb, 16, motion_magnitude2);
     }
     if (decision == COPY_BLOCK)
     {
diff --git a/vp8/encoder/onyx_if.c b/vp8/encoder/onyx_if.c
index 560134e..e95e44f 100644
--- a/vp8/encoder/onyx_if.c
+++ b/vp8/encoder/onyx_if.c
@@ -5227,7 +5227,7 @@
                 int y_samples = orig->y_height * orig->y_width ;
                 int uv_samples = orig->uv_height * orig->uv_width ;
                 int t_samples = y_samples + 2 * uv_samples;
-                double sq_error, sq_error2;
+                double sq_error;
 
                 ye = calc_plane_error(orig->y_buffer, orig->y_stride,
                   recon->y_buffer, recon->y_stride, orig->y_width, orig->y_height);
@@ -5250,6 +5250,7 @@
 #if CONFIG_POSTPROC
                 {
                     YV12_BUFFER_CONFIG      *pp = &cm->post_proc_buffer;
+                    double sq_error2;
                     double frame_psnr2, frame_ssim2 = 0;
                     double weight = 0;
 
diff --git a/vp8/encoder/temporal_filter.c b/vp8/encoder/temporal_filter.c
index 513b2bf..4dc0d95 100644
--- a/vp8/encoder/temporal_filter.c
+++ b/vp8/encoder/temporal_filter.c
@@ -98,6 +98,7 @@
     unsigned int i, j, k;
     int modifier;
     int byte = 0;
+    const int rounding = strength > 0 ? 1 << (strength - 1) : 0;
 
     for (i = 0,k = 0; i < block_size; i++)
     {
@@ -114,7 +115,7 @@
              */
             modifier  *= modifier;
             modifier  *= 3;
-            modifier  += 1 << (strength - 1);
+            modifier  += rounding;
             modifier >>= strength;
 
             if (modifier > 16)
diff --git a/vp8/encoder/x86/denoising_sse2.c b/vp8/encoder/x86/denoising_sse2.c
index cceb826..d1f76b2 100644
--- a/vp8/encoder/x86/denoising_sse2.c
+++ b/vp8/encoder/x86/denoising_sse2.c
@@ -22,17 +22,14 @@
     signed char e[16];
 };
 
-int vp8_denoiser_filter_sse2(YV12_BUFFER_CONFIG *mc_running_avg,
-                             YV12_BUFFER_CONFIG *running_avg,
-                             MACROBLOCK *signal, unsigned int motion_magnitude,
-                             int y_offset, int uv_offset)
+int vp8_denoiser_filter_sse2(unsigned char *mc_running_avg_y,
+                             int mc_avg_y_stride,
+                             unsigned char *running_avg_y, int avg_y_stride,
+                             unsigned char *sig, int sig_stride,
+                             unsigned int motion_magnitude)
 {
-    unsigned char *sig = signal->thismb;
-    int sig_stride = 16;
-    unsigned char *mc_running_avg_y = mc_running_avg->y_buffer + y_offset;
-    int mc_avg_y_stride = mc_running_avg->y_stride;
-    unsigned char *running_avg_y = running_avg->y_buffer + y_offset;
-    int avg_y_stride = running_avg->y_stride;
+    unsigned char *running_avg_y_start = running_avg_y;
+    unsigned char *sig_start = sig;
     int r;
     __m128i acc_diff = _mm_setzero_si128();
     const __m128i k_0 = _mm_setzero_si128();
@@ -114,7 +111,6 @@
         }
     }
 
-    vp8_copy_mem16x16(running_avg->y_buffer + y_offset, avg_y_stride,
-                      signal->thismb, sig_stride);
+    vp8_copy_mem16x16(running_avg_y_start, avg_y_stride, sig_start, sig_stride);
     return FILTER_BLOCK;
 }
diff --git a/vp8/encoder/x86/quantize_ssse3.asm b/vp8/encoder/x86/quantize_ssse3.asm
deleted file mode 100644
index 7b1dc11..0000000
--- a/vp8/encoder/x86/quantize_ssse3.asm
+++ /dev/null
@@ -1,138 +0,0 @@
-;
-;  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
-;
-;  Use of this source code is governed by a BSD-style license and patent
-;  grant that can be found in the LICENSE file in the root of the source
-;  tree. All contributing project authors may be found in the AUTHORS
-;  file in the root of the source tree.
-;
-
-
-%include "vpx_ports/x86_abi_support.asm"
-%include "vp8_asm_enc_offsets.asm"
-
-
-; void vp8_fast_quantize_b_ssse3 | arg
-;  (BLOCK  *b,                   |  0
-;   BLOCKD *d)                   |  1
-;
-
-global sym(vp8_fast_quantize_b_ssse3) PRIVATE
-sym(vp8_fast_quantize_b_ssse3):
-    push        rbp
-    mov         rbp, rsp
-    GET_GOT     rbx
-
-%if ABI_IS_32BIT
-    push        rdi
-    push        rsi
-%else
-  %if LIBVPX_YASM_WIN64
-    push        rdi
-    push        rsi
-  %endif
-%endif
-    ; end prolog
-
-%if ABI_IS_32BIT
-    mov         rdi, arg(0)                 ; BLOCK *b
-    mov         rsi, arg(1)                 ; BLOCKD *d
-%else
-  %if LIBVPX_YASM_WIN64
-    mov         rdi, rcx                    ; BLOCK *b
-    mov         rsi, rdx                    ; BLOCKD *d
-  %else
-    ;mov         rdi, rdi                    ; BLOCK *b
-    ;mov         rsi, rsi                    ; BLOCKD *d
-  %endif
-%endif
-
-    mov         rax, [rdi + vp8_block_coeff]
-    mov         rcx, [rdi + vp8_block_round]
-    mov         rdx, [rdi + vp8_block_quant_fast]
-
-    ; coeff
-    movdqa      xmm0, [rax]
-    movdqa      xmm4, [rax + 16]
-
-    ; round
-    movdqa      xmm2, [rcx]
-    movdqa      xmm3, [rcx + 16]
-
-    movdqa      xmm1, xmm0
-    movdqa      xmm5, xmm4
-
-    ; sz = z >> 15
-    psraw       xmm0, 15
-    psraw       xmm4, 15
-
-    pabsw       xmm1, xmm1
-    pabsw       xmm5, xmm5
-
-    paddw       xmm1, xmm2
-    paddw       xmm5, xmm3
-
-    ; quant_fast
-    pmulhw      xmm1, [rdx]
-    pmulhw      xmm5, [rdx + 16]
-
-    mov         rax, [rsi + vp8_blockd_qcoeff]
-    mov         rdi, [rsi + vp8_blockd_dequant]
-    mov         rcx, [rsi + vp8_blockd_dqcoeff]
-
-    movdqa      xmm2, xmm1                  ;store y for getting eob
-    movdqa      xmm3, xmm5
-
-    pxor        xmm1, xmm0
-    pxor        xmm5, xmm4
-    psubw       xmm1, xmm0
-    psubw       xmm5, xmm4
-
-    movdqa      [rax], xmm1
-    movdqa      [rax + 16], xmm5
-
-    movdqa      xmm0, [rdi]
-    movdqa      xmm4, [rdi + 16]
-
-    pmullw      xmm0, xmm1
-    pmullw      xmm4, xmm5
-    pxor        xmm1, xmm1
-
-    pcmpgtw     xmm2, xmm1                  ;calculate eob
-    pcmpgtw     xmm3, xmm1
-    packsswb    xmm2, xmm3
-    pshufb      xmm2, [GLOBAL(zz_shuf)]
-
-    pmovmskb    edx, xmm2
-
-    movdqa      [rcx], xmm0                 ;store dqcoeff
-    movdqa      [rcx + 16], xmm4            ;store dqcoeff
-    mov         rcx, [rsi + vp8_blockd_eob]
-
-    bsr         eax, edx                    ;count 0
-    add         eax, 1
-
-    cmp         edx, 0                      ;if all 0, eob=0
-    cmove       eax, edx
-
-    mov         BYTE PTR [rcx], al          ;store eob
-
-    ; begin epilog
-%if ABI_IS_32BIT
-    pop         rsi
-    pop         rdi
-%else
-  %if LIBVPX_YASM_WIN64
-    pop         rsi
-    pop         rdi
-  %endif
-%endif
-
-    RESTORE_GOT
-    pop         rbp
-    ret
-
-SECTION_RODATA
-align 16
-zz_shuf:
-    db 0, 1, 4, 8, 5, 2, 3, 6, 9, 12, 13, 10, 7, 11, 14, 15
diff --git a/vp8/encoder/x86/quantize_ssse3.c b/vp8/encoder/x86/quantize_ssse3.c
new file mode 100644
index 0000000..9b4471d
--- /dev/null
+++ b/vp8/encoder/x86/quantize_ssse3.c
@@ -0,0 +1,110 @@
+/*
+ *  Copyright (c) 2012 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 <tmmintrin.h> /* SSSE3 */
+
+#include "vp8/encoder/block.h"
+
+/* bitscan reverse (bsr) */
+#if defined(_MSC_VER)
+#include <intrin.h>
+#pragma intrinsic(_BitScanReverse)
+static int bsr(int mask) {
+  int eob;
+  _BitScanReverse(&eob, mask);
+  eob++;
+  if (mask == 0)
+    eob = 0;
+  return eob;
+}
+#else
+static int bsr(int mask) {
+  int eob;
+  asm volatile("bsr %1, %0" : "=r" (eob) : "r" (mask) : "flags");
+  eob++;
+  if (mask == 0)
+    eob = 0;
+  return eob;
+}
+#endif
+
+void vp8_fast_quantize_b_ssse3(BLOCK *b, BLOCKD *d) {
+  int eob, mask;
+
+  __m128i z0 = _mm_load_si128((__m128i *)(b->coeff));
+  __m128i z1 = _mm_load_si128((__m128i *)(b->coeff + 8));
+  __m128i round0 = _mm_load_si128((__m128i *)(b->round));
+  __m128i round1 = _mm_load_si128((__m128i *)(b->round + 8));
+  __m128i quant_fast0 = _mm_load_si128((__m128i *)(b->quant_fast));
+  __m128i quant_fast1 = _mm_load_si128((__m128i *)(b->quant_fast + 8));
+  __m128i dequant0 = _mm_load_si128((__m128i *)(d->dequant));
+  __m128i dequant1 = _mm_load_si128((__m128i *)(d->dequant + 8));
+
+  __m128i sz0, sz1, x, x0, x1, y0, y1, zeros, abs0, abs1;
+
+  DECLARE_ALIGNED(16, const uint8_t, pshufb_zig_zag_mask[16]) =
+    { 0, 1, 4, 8, 5, 2, 3, 6, 9, 12, 13, 10, 7, 11, 14, 15 };
+  __m128i zig_zag = _mm_load_si128((const __m128i *)pshufb_zig_zag_mask);
+
+  /* sign of z: z >> 15 */
+  sz0 = _mm_srai_epi16(z0, 15);
+  sz1 = _mm_srai_epi16(z1, 15);
+
+  /* x = abs(z) */
+  x0 = _mm_abs_epi16(z0);
+  x1 = _mm_abs_epi16(z1);
+
+  /* x += round */
+  x0 = _mm_add_epi16(x0, round0);
+  x1 = _mm_add_epi16(x1, round1);
+
+  /* y = (x * quant) >> 16 */
+  y0 = _mm_mulhi_epi16(x0, quant_fast0);
+  y1 = _mm_mulhi_epi16(x1, quant_fast1);
+
+  /* ASM saves Y for EOB */
+  /* I think we can ignore that because adding the sign doesn't change anything
+   * and multiplying 0 by dequant is OK as well */
+  abs0 = y0;
+  abs1 = y1;
+
+  /* Restore the sign bit. */
+  y0 = _mm_xor_si128(y0, sz0);
+  y1 = _mm_xor_si128(y1, sz1);
+  x0 = _mm_sub_epi16(y0, sz0);
+  x1 = _mm_sub_epi16(y1, sz1);
+
+  /* qcoeff = x */
+  _mm_store_si128((__m128i *)(d->qcoeff), x0);
+  _mm_store_si128((__m128i *)(d->qcoeff + 8), x1);
+
+  /* x * dequant */
+  x0 = _mm_mullo_epi16(x0, dequant0);
+  x1 = _mm_mullo_epi16(x1, dequant1);
+
+  /* dqcoeff = x * dequant */
+  _mm_store_si128((__m128i *)(d->dqcoeff), x0);
+  _mm_store_si128((__m128i *)(d->dqcoeff + 8), x1);
+
+  zeros = _mm_setzero_si128();
+
+  x0 = _mm_cmpgt_epi16(abs0, zeros);
+  x1 = _mm_cmpgt_epi16(abs1, zeros);
+
+  x = _mm_packs_epi16(x0, x1);
+
+  x = _mm_shuffle_epi8(x, zig_zag);
+
+  mask = _mm_movemask_epi8(x);
+
+  eob = bsr(mask);
+
+  *d->eob = 0xFF & eob;
+}
diff --git a/vp8/vp8_common.mk b/vp8/vp8_common.mk
index cdb2716..52e35f2 100644
--- a/vp8/vp8_common.mk
+++ b/vp8/vp8_common.mk
@@ -159,22 +159,8 @@
 VP8_COMMON_SRCS-$(HAVE_MEDIA)  += common/arm/armv6/vp8_variance_halfpixvar16x16_hv_armv6$(ASM)
 
 # common (neon)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/iwalsh_neon$(ASM)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/loopfilter_neon$(ASM)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/loopfiltersimplehorizontaledge_neon$(ASM)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/loopfiltersimpleverticaledge_neon$(ASM)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/mbloopfilter_neon$(ASM)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/shortidct4x4llm_neon$(ASM)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/sad8_neon$(ASM)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/sad16_neon$(ASM)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/sixtappredict4x4_neon$(ASM)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/sixtappredict8x4_neon$(ASM)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/sixtappredict8x8_neon$(ASM)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/sixtappredict16x16_neon$(ASM)
 VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/buildintrapredictorsmby_neon$(ASM)
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/idct_dequant_0_2x_neon$(ASM)
 VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/idct_blk_neon.c
-VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/variance_neon$(ASM)
 VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/vp8_subpixelvariance8x8_neon$(ASM)
 VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/vp8_subpixelvariance16x16_neon$(ASM)
 VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/vp8_subpixelvariance16x16s_neon$(ASM)
@@ -186,6 +172,15 @@
 VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/dequant_idct_neon.c
 VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/dequantizeb_neon.c
 VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/idct_dequant_full_2x_neon.c
-
+VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/iwalsh_neon.c
+VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/loopfilter_neon.c
+VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/loopfiltersimplehorizontaledge_neon.c
+VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/loopfiltersimpleverticaledge_neon.c
+VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/mbloopfilter_neon.c
+VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/sad_neon.c
+VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/shortidct4x4llm_neon.c
+VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/sixtappredict_neon.c
+VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/idct_dequant_0_2x_neon.c
+VP8_COMMON_SRCS-$(HAVE_NEON)  += common/arm/neon/variance_neon.c
 
 $(eval $(call rtcd_h_template,vp8_rtcd,vp8/common/rtcd_defs.pl))
diff --git a/vp8/vp8cx.mk b/vp8/vp8cx.mk
index d7c6dd1..607382b 100644
--- a/vp8/vp8cx.mk
+++ b/vp8/vp8cx.mk
@@ -88,6 +88,7 @@
 VP8_CX_SRCS-$(HAVE_SSE2) += encoder/x86/dct_sse2.asm
 VP8_CX_SRCS-$(HAVE_SSE2) += encoder/x86/fwalsh_sse2.asm
 VP8_CX_SRCS-$(HAVE_SSE2) += encoder/x86/quantize_sse2.c
+VP8_CX_SRCS-$(HAVE_SSSE3) += encoder/x86/quantize_ssse3.c
 
 ifeq ($(CONFIG_TEMPORAL_DENOISING),yes)
 VP8_CX_SRCS-$(HAVE_SSE2) += encoder/x86/denoising_sse2.c
@@ -96,7 +97,6 @@
 VP8_CX_SRCS-$(HAVE_SSE2) += encoder/x86/subtract_sse2.asm
 VP8_CX_SRCS-$(HAVE_SSE2) += encoder/x86/temporal_filter_apply_sse2.asm
 VP8_CX_SRCS-$(HAVE_SSE2) += encoder/x86/vp8_enc_stubs_sse2.c
-VP8_CX_SRCS-$(HAVE_SSSE3) += encoder/x86/quantize_ssse3.asm
 VP8_CX_SRCS-$(HAVE_SSE4_1) += encoder/x86/quantize_sse4.asm
 VP8_CX_SRCS-$(ARCH_X86)$(ARCH_X86_64) += encoder/x86/quantize_mmx.asm
 VP8_CX_SRCS-$(ARCH_X86)$(ARCH_X86_64) += encoder/x86/encodeopt.asm
diff --git a/vp9/common/vp9_rtcd_defs.pl b/vp9/common/vp9_rtcd_defs.pl
index d4c3065..de69772 100644
--- a/vp9/common/vp9_rtcd_defs.pl
+++ b/vp9/common/vp9_rtcd_defs.pl
@@ -310,7 +310,7 @@
 specialize qw/vp9_idct8x8_1_add sse2 neon dspr2/;
 
 add_proto qw/void vp9_idct8x8_64_add/, "const int16_t *input, uint8_t *dest, int dest_stride";
-specialize qw/vp9_idct8x8_64_add sse2 neon dspr2/;
+specialize qw/vp9_idct8x8_64_add sse2 neon dspr2/, "$ssse3_x86_64";
 
 add_proto qw/void vp9_idct8x8_10_add/, "const int16_t *input, uint8_t *dest, int dest_stride";
 specialize qw/vp9_idct8x8_10_add sse2 neon dspr2/;
@@ -379,10 +379,6 @@
 add_proto qw/unsigned int vp9_variance16x16/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
 specialize qw/vp9_variance16x16 mmx/, "$sse2_x86inc", "$avx2_x86inc";
 
-add_proto qw/void vp9_get_sse_sum_16x16/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse, int *sum";
-specialize qw/vp9_get_sse_sum_16x16 sse2/;
-$vp9_get_sse_sum_16x16_sse2=vp9_get16x16var_sse2;
-
 add_proto qw/unsigned int vp9_variance16x8/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
 specialize qw/vp9_variance16x8 mmx/, "$sse2_x86inc";
 
@@ -392,10 +388,6 @@
 add_proto qw/unsigned int vp9_variance8x8/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
 specialize qw/vp9_variance8x8 mmx/, "$sse2_x86inc";
 
-add_proto qw/void vp9_get_sse_sum_8x8/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse, int *sum";
-specialize qw/vp9_get_sse_sum_8x8 sse2/;
-$vp9_get_sse_sum_8x8_sse2=vp9_get8x8var_sse2;
-
 add_proto qw/unsigned int vp9_variance8x4/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
 specialize qw/vp9_variance8x4/, "$sse2_x86inc";
 
@@ -701,7 +693,7 @@
 specialize qw/vp9_fht16x16 sse2 avx2/;
 
 add_proto qw/void vp9_fwht4x4/, "const int16_t *input, int16_t *output, int stride";
-specialize qw/vp9_fwht4x4/;
+specialize qw/vp9_fwht4x4 mmx/;
 
 add_proto qw/void vp9_fdct4x4/, "const int16_t *input, int16_t *output, int stride";
 specialize qw/vp9_fdct4x4 sse2 avx2/;
diff --git a/vp9/common/x86/vp9_idct_ssse3.asm b/vp9/common/x86/vp9_idct_ssse3.asm
new file mode 100644
index 0000000..f2a120f
--- /dev/null
+++ b/vp9/common/x86/vp9_idct_ssse3.asm
@@ -0,0 +1,162 @@
+;
+;  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/x86inc/x86inc.asm"
+
+; This file provides SSSE3 version of the inverse transformation. Part
+; of the functions are originally derived from the ffmpeg project.
+; Note that the current version applies to x86 64-bit only.
+
+SECTION_RODATA
+
+pw_11585x2: times 8 dw 23170
+pd_8192:    times 4 dd 8192
+pw_16:      times 8 dw 16
+
+%macro TRANSFORM_COEFFS 2
+pw_%1_%2:   dw  %1,  %2,  %1,  %2,  %1,  %2,  %1,  %2
+pw_m%2_%1:  dw -%2,  %1, -%2,  %1, -%2,  %1, -%2,  %1
+%endmacro
+
+TRANSFORM_COEFFS    6270, 15137
+TRANSFORM_COEFFS    3196, 16069
+TRANSFORM_COEFFS   13623,  9102
+
+SECTION .text
+
+%if ARCH_X86_64
+%macro SUM_SUB 3
+  psubw  m%3, m%1, m%2
+  paddw  m%1, m%2
+  SWAP    %2, %3
+%endmacro
+
+; butterfly operation
+%macro MUL_ADD_2X 6 ; dst1, dst2, src, round, coefs1, coefs2
+  pmaddwd            m%1, m%3, %5
+  pmaddwd            m%2, m%3, %6
+  paddd              m%1,  %4
+  paddd              m%2,  %4
+  psrad              m%1,  14
+  psrad              m%2,  14
+%endmacro
+
+%macro BUTTERFLY_4X 7 ; dst1, dst2, coef1, coef2, round, tmp1, tmp2
+  punpckhwd          m%6, m%2, m%1
+  MUL_ADD_2X         %7,  %6,  %6,  %5, [pw_m%4_%3], [pw_%3_%4]
+  punpcklwd          m%2, m%1
+  MUL_ADD_2X         %1,  %2,  %2,  %5, [pw_m%4_%3], [pw_%3_%4]
+  packssdw           m%1, m%7
+  packssdw           m%2, m%6
+%endmacro
+
+; matrix transpose
+%macro INTERLEAVE_2X 4
+  punpckh%1          m%4, m%2, m%3
+  punpckl%1          m%2, m%3
+  SWAP               %3,  %4
+%endmacro
+
+%macro TRANSPOSE8X8 9
+  INTERLEAVE_2X  wd, %1, %2, %9
+  INTERLEAVE_2X  wd, %3, %4, %9
+  INTERLEAVE_2X  wd, %5, %6, %9
+  INTERLEAVE_2X  wd, %7, %8, %9
+
+  INTERLEAVE_2X  dq, %1, %3, %9
+  INTERLEAVE_2X  dq, %2, %4, %9
+  INTERLEAVE_2X  dq, %5, %7, %9
+  INTERLEAVE_2X  dq, %6, %8, %9
+
+  INTERLEAVE_2X  qdq, %1, %5, %9
+  INTERLEAVE_2X  qdq, %3, %7, %9
+  INTERLEAVE_2X  qdq, %2, %6, %9
+  INTERLEAVE_2X  qdq, %4, %8, %9
+
+  SWAP  %2, %5
+  SWAP  %4, %7
+%endmacro
+
+%macro IDCT8_1D 0
+  SUM_SUB          0,    4,    9
+  BUTTERFLY_4X     2,    6,    6270, 15137,  m8,  9,  10
+  pmulhrsw        m0,  m12
+  pmulhrsw        m4,  m12
+  BUTTERFLY_4X     1,    7,    3196, 16069,  m8,  9,  10
+  BUTTERFLY_4X     5,    3,   13623,  9102,  m8,  9,  10
+
+  SUM_SUB          1,    5,    9
+  SUM_SUB          7,    3,    9
+  SUM_SUB          0,    6,    9
+  SUM_SUB          4,    2,    9
+  SUM_SUB          3,    5,    9
+  pmulhrsw        m3,  m12
+  pmulhrsw        m5,  m12
+
+  SUM_SUB          0,    7,    9
+  SUM_SUB          4,    3,    9
+  SUM_SUB          2,    5,    9
+  SUM_SUB          6,    1,    9
+
+  SWAP             3,    6
+  SWAP             1,    4
+%endmacro
+
+; This macro handles 8 pixels per line
+%macro ADD_STORE_8P_2X 5;  src1, src2, tmp1, tmp2, zero
+  paddw           m%1, m11
+  paddw           m%2, m11
+  psraw           m%1, 5
+  psraw           m%2, 5
+
+  movh            m%3, [outputq]
+  movh            m%4, [outputq + strideq]
+  punpcklbw       m%3, m%5
+  punpcklbw       m%4, m%5
+  paddw           m%3, m%1
+  paddw           m%4, m%2
+  packuswb        m%3, m%5
+  packuswb        m%4, m%5
+  movh               [outputq], m%3
+  movh     [outputq + strideq], m%4
+%endmacro
+
+INIT_XMM ssse3
+cglobal idct8x8_64_add, 3, 5, 13, input, output, stride
+  mova     m8, [pd_8192]
+  mova    m11, [pw_16]
+  mova    m12, [pw_11585x2]
+
+  lea      r3, [2 * strideq]
+
+  mova     m0, [inputq +   0]
+  mova     m1, [inputq +  16]
+  mova     m2, [inputq +  32]
+  mova     m3, [inputq +  48]
+  mova     m4, [inputq +  64]
+  mova     m5, [inputq +  80]
+  mova     m6, [inputq +  96]
+  mova     m7, [inputq + 112]
+
+  TRANSPOSE8X8  0, 1, 2, 3, 4, 5, 6, 7, 9
+  IDCT8_1D
+  TRANSPOSE8X8  0, 1, 2, 3, 4, 5, 6, 7, 9
+  IDCT8_1D
+
+  pxor    m12, m12
+  ADD_STORE_8P_2X  0, 1, 9, 10, 12
+  lea              outputq, [outputq + r3]
+  ADD_STORE_8P_2X  2, 3, 9, 10, 12
+  lea              outputq, [outputq + r3]
+  ADD_STORE_8P_2X  4, 5, 9, 10, 12
+  lea              outputq, [outputq + r3]
+  ADD_STORE_8P_2X  6, 7, 9, 10, 12
+
+  RET
+%endif
diff --git a/vp9/encoder/vp9_bitstream.c b/vp9/encoder/vp9_bitstream.c
index c5a85c9..35d2ecf 100644
--- a/vp9/encoder/vp9_bitstream.c
+++ b/vp9/encoder/vp9_bitstream.c
@@ -1006,9 +1006,10 @@
     found = cm->width == cfg->y_crop_width &&
             cm->height == cfg->y_crop_height;
 
-    // TODO(ivan): This prevents a bug while more than 3 buffers are used. Do it
-    // in a better way.
-    if (cpi->use_svc) {
+    // Set "found" to 0 for temporal svc and for spatial svc key frame
+    if (cpi->use_svc &&
+        (cpi->svc.number_spatial_layers == 1 ||
+         cpi->svc.layer_context[cpi->svc.spatial_layer_id].is_key_frame)) {
       found = 0;
     }
     vp9_wb_write_bit(wb, found);
diff --git a/vp9/encoder/vp9_block.h b/vp9/encoder/vp9_block.h
index f35a85f..2ccf4f8 100644
--- a/vp9/encoder/vp9_block.h
+++ b/vp9/encoder/vp9_block.h
@@ -129,12 +129,6 @@
   int *nmvsadcost_hp[2];
   int **mvsadcost;
 
-  int mbmode_cost[INTRA_MODES];
-  unsigned inter_mode_cost[INTER_MODE_CONTEXTS][INTER_MODES];
-  int intra_uv_mode_cost[FRAME_TYPES][INTRA_MODES];
-  int y_mode_costs[INTRA_MODES][INTRA_MODES][INTRA_MODES];
-  int switchable_interp_costs[SWITCHABLE_FILTER_CONTEXTS][SWITCHABLE_FILTERS];
-
   // These define limits to motion vector components to prevent them
   // from extending outside the UMV borders
   int mv_col_min;
diff --git a/vp9/encoder/vp9_encodeframe.c b/vp9/encoder/vp9_encodeframe.c
index 19aa592..ef1d4e6 100644
--- a/vp9/encoder/vp9_encodeframe.c
+++ b/vp9/encoder/vp9_encodeframe.c
@@ -70,6 +70,18 @@
   128, 128, 128, 128, 128, 128, 128, 128
 };
 
+static void get_sse_sum_8x8(const uint8_t *src, int src_stride,
+                            const uint8_t *ref, int ref_stride,
+                            unsigned int *sse, int *sum) {
+  variance(src, src_stride, ref, ref_stride, 8, 8, sse, sum);
+}
+
+static void get_sse_sum_16x16(const uint8_t *src, int src_stride,
+                              const uint8_t *ref, int ref_stride,
+                              unsigned int *sse, int *sum) {
+  variance(src, src_stride, ref, ref_stride, 16, 16, sse, sum);
+}
+
 static unsigned int get_sby_perpixel_variance(VP9_COMP *cpi,
                                               const struct buf_2d *ref,
                                               BLOCK_SIZE bs) {
@@ -475,8 +487,8 @@
         unsigned int sse = 0;
         int sum = 0;
         if (x_idx < pixels_wide && y_idx < pixels_high)
-          vp9_get_sse_sum_8x8(s + y_idx * sp + x_idx, sp,
-                              d + y_idx * dp + x_idx, dp, &sse, &sum);
+          get_sse_sum_8x8(s + y_idx * sp + x_idx, sp,
+                          d + y_idx * dp + x_idx, dp, &sse, &sum);
         fill_variance(sse, sum, 64, &vst->split[k].part_variances.none);
       }
     }
@@ -1211,10 +1223,9 @@
         int b_offset = b_mi_row * MI_SIZE * src_stride +
                        b_mi_col * MI_SIZE;
 
-        vp9_get_sse_sum_16x16(src + b_offset,
-                              src_stride,
-                              pre_src + b_offset,
-                              pre_stride, &d16[j].sse, &d16[j].sum);
+        get_sse_sum_16x16(src + b_offset, src_stride,
+                          pre_src + b_offset, pre_stride,
+                          &d16[j].sse, &d16[j].sum);
 
         d16[j].var = d16[j].sse -
             (((uint32_t)d16[j].sum * d16[j].sum) >> 8);
diff --git a/vp9/encoder/vp9_encoder.h b/vp9/encoder/vp9_encoder.h
index 364ea3a..8732095 100644
--- a/vp9/encoder/vp9_encoder.h
+++ b/vp9/encoder/vp9_encoder.h
@@ -499,6 +499,12 @@
 
   search_site_config ss_cfg;
 
+  int mbmode_cost[INTRA_MODES];
+  unsigned inter_mode_cost[INTER_MODE_CONTEXTS][INTER_MODES];
+  int intra_uv_mode_cost[FRAME_TYPES][INTRA_MODES];
+  int y_mode_costs[INTRA_MODES][INTRA_MODES][INTRA_MODES];
+  int switchable_interp_costs[SWITCHABLE_FILTER_CONTEXTS][SWITCHABLE_FILTERS];
+
 #if CONFIG_MULTIPLE_ARF
   // ARF tracking variables.
   int multi_arf_enabled;
diff --git a/vp9/encoder/vp9_mcomp.c b/vp9/encoder/vp9_mcomp.c
index bbec4da..15afa1a 100644
--- a/vp9/encoder/vp9_mcomp.c
+++ b/vp9/encoder/vp9_mcomp.c
@@ -878,89 +878,67 @@
                             const vp9_variance_fn_ptr_t *fn_ptr,
                             const MV *center_mv) {
   const MACROBLOCKD *const xd = &x->e_mbd;
-  const uint8_t *what = x->plane[0].src.buf;
-  const int what_stride = x->plane[0].src.stride;
-  const uint8_t *in_what;
-  const int in_what_stride = xd->plane[0].pre[0].stride;
-
-  unsigned int bestsad = INT_MAX;
-  int ref_row, ref_col;
-
-  unsigned int thissad;
+  const struct buf_2d *const what = &x->plane[0].src;
+  const struct buf_2d *const in_what = &xd->plane[0].pre[0];
+  const int range = 64;
   const MV fcenter_mv = {center_mv->row >> 3, center_mv->col >> 3};
-  int tr, tc;
-  int best_tr = 0;
-  int best_tc = 0;
-  int range = 64;
-
-  int start_col, end_col;
-  int start_row, end_row;
-  int i;
+  unsigned int best_sad = INT_MAX;
+  int r, c, i;
+  int start_col, end_col, start_row, end_row;
 
   clamp_mv(ref_mv, x->mv_col_min, x->mv_col_max, x->mv_row_min, x->mv_row_max);
-  ref_row = ref_mv->row;
-  ref_col = ref_mv->col;
+  *best_mv = *ref_mv;
   *num00 = 11;
-  best_mv->row = ref_row;
-  best_mv->col = ref_col;
+  best_sad = fn_ptr->sdf(what->buf, what->stride,
+                         get_buf_from_mv(in_what, ref_mv), in_what->stride,
+                         0x7fffffff) +
+                 mvsad_err_cost(x, ref_mv, &fcenter_mv, sad_per_bit);
+  start_row = MAX(-range, x->mv_row_min - ref_mv->row);
+  start_col = MAX(-range, x->mv_col_min - ref_mv->col);
+  end_row = MIN(range, x->mv_row_max - ref_mv->row);
+  end_col = MIN(range, x->mv_col_max - ref_mv->col);
 
-  // Work out the start point for the search
-  in_what = xd->plane[0].pre[0].buf + ref_row * in_what_stride + ref_col;
+  for (r = start_row; r <= end_row; ++r) {
+    for (c = start_col; c <= end_col; c += 4) {
+      if (c + 3 <= end_col) {
+        unsigned int sads[4];
+        const uint8_t *addrs[4];
+        for (i = 0; i < 4; ++i) {
+          const MV mv = {ref_mv->row + r, ref_mv->col + c + i};
+          addrs[i] = get_buf_from_mv(in_what, &mv);
+        }
 
-  // Check the starting position
-  bestsad = fn_ptr->sdf(what, what_stride, in_what, in_what_stride, 0x7fffffff)
-                + mvsad_err_cost(x, best_mv, &fcenter_mv, sad_per_bit);
-
-  start_row = MAX(-range, x->mv_row_min - ref_row);
-  start_col = MAX(-range, x->mv_col_min - ref_col);
-  end_row = MIN(range, x->mv_row_max - ref_row);
-  end_col = MIN(range, x->mv_col_max - ref_col);
-
-  for (tr = start_row; tr <= end_row; ++tr) {
-    for (tc = start_col; tc <= end_col; tc += 4) {
-      if ((tc + 3) <= end_col) {
-        unsigned int sad_array[4];
-        unsigned char const *addr_ref[4];
-        for (i = 0; i < 4; ++i)
-          addr_ref[i] = in_what + tr * in_what_stride + tc + i;
-
-        fn_ptr->sdx4df(what, what_stride, addr_ref, in_what_stride, sad_array);
+        fn_ptr->sdx4df(what->buf, what->stride, addrs, in_what->stride, sads);
 
         for (i = 0; i < 4; ++i) {
-          if (sad_array[i] < bestsad) {
-            const MV this_mv = {ref_row + tr, ref_col + tc + i};
-            thissad = sad_array[i] +
-                      mvsad_err_cost(x, &this_mv, &fcenter_mv, sad_per_bit);
-            if (thissad < bestsad) {
-              bestsad = thissad;
-              best_tr = tr;
-              best_tc = tc + i;
+          if (sads[i] < best_sad) {
+            const MV mv = {ref_mv->row + r, ref_mv->col + c + i};
+            const unsigned int sad = sads[i] +
+                mvsad_err_cost(x, &mv, &fcenter_mv, sad_per_bit);
+            if (sad < best_sad) {
+              best_sad = sad;
+              *best_mv = mv;
             }
           }
         }
       } else {
-        for (i = 0; i < end_col - tc; ++i) {
-          const uint8_t *check_here = in_what + tr * in_what_stride + tc + i;
-          thissad = fn_ptr->sdf(what, what_stride, check_here, in_what_stride,
-                                bestsad);
-
-          if (thissad < bestsad) {
-            const MV this_mv = {ref_row + tr, ref_col + tc + i};
-            thissad += mvsad_err_cost(x, &this_mv, &fcenter_mv, sad_per_bit);
-
-            if (thissad < bestsad) {
-              bestsad = thissad;
-              best_tr = tr;
-              best_tc = tc + i;
+        for (i = 0; i < end_col - c; ++i) {
+          const MV mv = {ref_mv->row + r, ref_mv->col + c + i};
+          unsigned int sad = fn_ptr->sdf(what->buf, what->stride,
+              get_buf_from_mv(in_what, &mv), in_what->stride, best_sad);
+          if (sad < best_sad) {
+            sad += mvsad_err_cost(x, &mv, &fcenter_mv, sad_per_bit);
+            if (sad < best_sad) {
+              best_sad = sad;
+              *best_mv = mv;
             }
           }
         }
       }
     }
   }
-  best_mv->row += best_tr;
-  best_mv->col += best_tc;
-  return bestsad;
+
+  return best_sad;
 }
 
 int vp9_diamond_search_sad_c(const MACROBLOCK *x,
diff --git a/vp9/encoder/vp9_pickmode.c b/vp9/encoder/vp9_pickmode.c
index 56eb944..df520f2 100644
--- a/vp9/encoder/vp9_pickmode.c
+++ b/vp9/encoder/vp9_pickmode.c
@@ -320,8 +320,8 @@
         if (frame_mv[NEWMV][ref_frame].as_int == INVALID_MV)
           continue;
 
-        rate_mode = x->inter_mode_cost[mbmi->mode_context[ref_frame]]
-                                      [INTER_OFFSET(this_mode)];
+        rate_mode = cpi->inter_mode_cost[mbmi->mode_context[ref_frame]]
+                                        [INTER_OFFSET(this_mode)];
         if (RDCOST(x->rdmult, x->rddiv, rate_mv + rate_mode, 0) > best_rd)
           continue;
 
@@ -355,24 +355,24 @@
         model_rd_for_sb_y(cpi, bsize, x, xd, &pf_rate[EIGHTTAP],
                           &pf_dist[EIGHTTAP]);
         tmp_rdcost1 = RDCOST(x->rdmult, x->rddiv,
-                             vp9_get_switchable_rate(x) + pf_rate[EIGHTTAP],
+                             vp9_get_switchable_rate(cpi) + pf_rate[EIGHTTAP],
                              pf_dist[EIGHTTAP]);
 
         mbmi->interp_filter = EIGHTTAP_SHARP;
         vp9_build_inter_predictors_sby(xd, mi_row, mi_col, bsize);
         model_rd_for_sb_y(cpi, bsize, x, xd, &pf_rate[EIGHTTAP_SHARP],
                           &pf_dist[EIGHTTAP_SHARP]);
-        tmp_rdcost2 = RDCOST(x->rdmult, x->rddiv,
-                          vp9_get_switchable_rate(x) + pf_rate[EIGHTTAP_SHARP],
-                          pf_dist[EIGHTTAP_SHARP]);
+        tmp_rdcost2 = RDCOST(x->rdmult, x->rddiv, vp9_get_switchable_rate(cpi) +
+                                 pf_rate[EIGHTTAP_SHARP],
+                             pf_dist[EIGHTTAP_SHARP]);
 
         mbmi->interp_filter = EIGHTTAP_SMOOTH;
         vp9_build_inter_predictors_sby(xd, mi_row, mi_col, bsize);
         model_rd_for_sb_y(cpi, bsize, x, xd, &pf_rate[EIGHTTAP_SMOOTH],
                           &pf_dist[EIGHTTAP_SMOOTH]);
-        tmp_rdcost3 = RDCOST(x->rdmult, x->rddiv,
-                          vp9_get_switchable_rate(x) + pf_rate[EIGHTTAP_SMOOTH],
-                          pf_dist[EIGHTTAP_SMOOTH]);
+        tmp_rdcost3 = RDCOST(x->rdmult, x->rddiv, vp9_get_switchable_rate(cpi) +
+                                 pf_rate[EIGHTTAP_SMOOTH],
+                             pf_dist[EIGHTTAP_SMOOTH]);
 
         if (tmp_rdcost2 < tmp_rdcost1) {
           if (tmp_rdcost2 < tmp_rdcost3)
@@ -395,7 +395,7 @@
       }
 
       rate += rate_mv;
-      rate += x->inter_mode_cost[mbmi->mode_context[ref_frame]]
+      rate += cpi->inter_mode_cost[mbmi->mode_context[ref_frame]]
                                 [INTER_OFFSET(this_mode)];
       this_rd = RDCOST(x->rdmult, x->rddiv, rate, dist);
 
@@ -426,7 +426,7 @@
                               &pd->dst.buf[0], pd->dst.stride, 0, 0, 0);
 
       model_rd_for_sb_y(cpi, bsize, x, xd, &rate, &dist);
-      rate += x->mbmode_cost[this_mode];
+      rate += cpi->mbmode_cost[this_mode];
       rate += intra_cost_penalty;
       this_rd = RDCOST(x->rdmult, x->rddiv, rate, dist);
 
diff --git a/vp9/encoder/vp9_ratectrl.c b/vp9/encoder/vp9_ratectrl.c
index 24e75ae..985743d 100644
--- a/vp9/encoder/vp9_ratectrl.c
+++ b/vp9/encoder/vp9_ratectrl.c
@@ -1308,11 +1308,26 @@
           cpi->oxcf.key_freq == 0))) {
     cm->frame_type = KEY_FRAME;
     rc->source_alt_ref_active = 0;
+
+    if (cpi->use_svc && cpi->svc.number_temporal_layers == 1) {
+      cpi->svc.layer_context[cpi->svc.spatial_layer_id].is_key_frame = 1;
+    }
+
     if (cpi->pass == 0 && cpi->oxcf.rc_mode == RC_MODE_CBR) {
       target = calc_iframe_target_size_one_pass_cbr(cpi);
     }
   } else {
     cm->frame_type = INTER_FRAME;
+
+    if (cpi->use_svc && cpi->svc.number_temporal_layers == 1) {
+      LAYER_CONTEXT *lc = &cpi->svc.layer_context[cpi->svc.spatial_layer_id];
+      if (cpi->svc.spatial_layer_id == 0) {
+        lc->is_key_frame = 0;
+      } else {
+        lc->is_key_frame = cpi->svc.layer_context[0].is_key_frame;
+      }
+    }
+
     if (cpi->pass == 0 && cpi->oxcf.rc_mode == RC_MODE_CBR) {
       target = calc_pframe_target_size_one_pass_cbr(cpi);
     }
diff --git a/vp9/encoder/vp9_rdopt.c b/vp9/encoder/vp9_rdopt.c
index f854356..857015e 100644
--- a/vp9/encoder/vp9_rdopt.c
+++ b/vp9/encoder/vp9_rdopt.c
@@ -152,24 +152,23 @@
 }
 
 static void fill_mode_costs(VP9_COMP *cpi) {
-  MACROBLOCK *const x = &cpi->mb;
   const FRAME_CONTEXT *const fc = &cpi->common.fc;
   int i, j;
 
   for (i = 0; i < INTRA_MODES; i++)
     for (j = 0; j < INTRA_MODES; j++)
-      vp9_cost_tokens((int *)x->y_mode_costs[i][j], vp9_kf_y_mode_prob[i][j],
+      vp9_cost_tokens(cpi->y_mode_costs[i][j], vp9_kf_y_mode_prob[i][j],
                       vp9_intra_mode_tree);
 
   // TODO(rbultje) separate tables for superblock costing?
-  vp9_cost_tokens(x->mbmode_cost, fc->y_mode_prob[1], vp9_intra_mode_tree);
-  vp9_cost_tokens(x->intra_uv_mode_cost[KEY_FRAME],
+  vp9_cost_tokens(cpi->mbmode_cost, fc->y_mode_prob[1], vp9_intra_mode_tree);
+  vp9_cost_tokens(cpi->intra_uv_mode_cost[KEY_FRAME],
                   vp9_kf_uv_mode_prob[TM_PRED], vp9_intra_mode_tree);
-  vp9_cost_tokens(x->intra_uv_mode_cost[INTER_FRAME],
+  vp9_cost_tokens(cpi->intra_uv_mode_cost[INTER_FRAME],
                   fc->uv_mode_prob[TM_PRED], vp9_intra_mode_tree);
 
   for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; ++i)
-    vp9_cost_tokens((int *)x->switchable_interp_costs[i],
+    vp9_cost_tokens(cpi->switchable_interp_costs[i],
                     fc->switchable_interp_prob[i], vp9_switchable_interp_tree);
 }
 
@@ -313,7 +312,7 @@
                                &cm->fc.nmvc, cm->allow_high_precision_mv);
 
       for (i = 0; i < INTER_MODE_CONTEXTS; ++i)
-        vp9_cost_tokens((int *)x->inter_mode_cost[i],
+        vp9_cost_tokens((int *)cpi->inter_mode_cost[i],
                         cm->fc.inter_mode_probs[i], vp9_inter_mode_tree);
     }
   }
@@ -1187,7 +1186,7 @@
   int tot_rate_y = 0;
   int64_t total_rd = 0;
   ENTROPY_CONTEXT t_above[4], t_left[4];
-  const int *bmode_costs = mb->mbmode_cost;
+  const int *bmode_costs = cpi->mbmode_cost;
 
   vpx_memcpy(t_above, xd->plane[0].above_context, sizeof(t_above));
   vpx_memcpy(t_left, xd->plane[0].left_context, sizeof(t_left));
@@ -1203,7 +1202,7 @@
         const PREDICTION_MODE A = vp9_above_block_mode(mic, above_mi, i);
         const PREDICTION_MODE L = vp9_left_block_mode(mic, left_mi, i);
 
-        bmode_costs  = mb->y_mode_costs[A][L];
+        bmode_costs  = cpi->y_mode_costs[A][L];
       }
 
       this_rd = rd_pick_intra4x4block(cpi, mb, i, &best_mode, bmode_costs,
@@ -1250,7 +1249,7 @@
   int64_t this_distortion, this_rd;
   TX_SIZE best_tx = TX_4X4;
   int i;
-  int *bmode_costs = x->mbmode_cost;
+  int *bmode_costs = cpi->mbmode_cost;
 
   if (cpi->sf.tx_size_search_method == USE_FULL_RD)
     for (i = 0; i < TX_MODES; i++)
@@ -1269,7 +1268,7 @@
       const PREDICTION_MODE A = vp9_above_block_mode(mic, above_mi, 0);
       const PREDICTION_MODE L = vp9_left_block_mode(mic, left_mi, 0);
 
-      bmode_costs = x->y_mode_costs[A][L];
+      bmode_costs = cpi->y_mode_costs[A][L];
     }
     mic->mbmi.mode = mode;
 
@@ -1378,7 +1377,7 @@
     if (this_rate_tokenonly == INT_MAX)
       continue;
     this_rate = this_rate_tokenonly +
-                x->intra_uv_mode_cost[cpi->common.frame_type][mode];
+                cpi->intra_uv_mode_cost[cpi->common.frame_type][mode];
     this_rd = RDCOST(x->rdmult, x->rddiv, this_rate, this_distortion);
 
     if (this_rd < best_rd) {
@@ -1426,7 +1425,7 @@
   x->e_mbd.mi[0]->mbmi.uv_mode = DC_PRED;
   super_block_uvrd(cpi, x, rate_tokenonly, distortion,
                    skippable, &unused, bsize, INT64_MAX);
-  *rate = *rate_tokenonly + x->intra_uv_mode_cost[cm->frame_type][DC_PRED];
+  *rate = *rate_tokenonly + cpi->intra_uv_mode_cost[cm->frame_type][DC_PRED];
   return RDCOST(x->rdmult, x->rddiv, *rate, *distortion);
 }
 
@@ -1460,7 +1459,7 @@
   // Don't account for mode here if segment skip is enabled.
   if (!vp9_segfeature_active(&cpi->common.seg, segment_id, SEG_LVL_SKIP)) {
     assert(is_inter_mode(mode));
-    return x->inter_mode_cost[mode_context][INTER_OFFSET(mode)];
+    return cpi->inter_mode_cost[mode_context][INTER_OFFSET(mode)];
   } else {
     return 0;
   }
@@ -2334,12 +2333,12 @@
   return (scaled_idx != ref_idx) ? &cm->frame_bufs[scaled_idx].buf : NULL;
 }
 
-int vp9_get_switchable_rate(const MACROBLOCK *x) {
-  const MACROBLOCKD *const xd = &x->e_mbd;
+int vp9_get_switchable_rate(const VP9_COMP *cpi) {
+  const MACROBLOCKD *const xd = &cpi->mb.e_mbd;
   const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
   const int ctx = vp9_get_pred_context_switchable_interp(xd);
   return SWITCHABLE_INTERP_RATE_FACTOR *
-             x->switchable_interp_costs[ctx][mbmi->interp_filter];
+             cpi->switchable_interp_costs[ctx][mbmi->interp_filter];
 }
 
 static void single_motion_search(VP9_COMP *cpi, MACROBLOCK *x,
@@ -2788,7 +2787,7 @@
         int j;
         int64_t rs_rd;
         mbmi->interp_filter = i;
-        rs = vp9_get_switchable_rate(x);
+        rs = vp9_get_switchable_rate(cpi);
         rs_rd = RDCOST(x->rdmult, x->rddiv, rs, 0);
 
         if (i > 0 && intpel_mv) {
@@ -2858,7 +2857,7 @@
   // Set the appropriate filter
   mbmi->interp_filter = cm->interp_filter != SWITCHABLE ?
       cm->interp_filter : *best_filter;
-  rs = cm->interp_filter == SWITCHABLE ? vp9_get_switchable_rate(x) : 0;
+  rs = cm->interp_filter == SWITCHABLE ? vp9_get_switchable_rate(cpi) : 0;
 
   if (pred_exists) {
     if (best_needs_copy) {
@@ -2888,7 +2887,7 @@
   }
 
   if (cm->interp_filter == SWITCHABLE)
-    *rate2 += vp9_get_switchable_rate(x);
+    *rate2 += vp9_get_switchable_rate(cpi);
 
   if (!is_comp_pred) {
     if (!x->in_active_map) {
@@ -3435,7 +3434,7 @@
       skippable = skippable && skip_uv[uv_tx];
       mbmi->uv_mode = mode_uv[uv_tx];
 
-      rate2 = rate_y + x->mbmode_cost[mbmi->mode] + rate_uv_intra[uv_tx];
+      rate2 = rate_y + cpi->mbmode_cost[mbmi->mode] + rate_uv_intra[uv_tx];
       if (this_mode != DC_PRED && this_mode != TM_PRED)
         rate2 += intra_cost_penalty;
       distortion2 = distortion_y + distortion_uv;
@@ -4034,7 +4033,7 @@
 
             if (tmp_rd == INT64_MAX)
               continue;
-            rs = vp9_get_switchable_rate(x);
+            rs = vp9_get_switchable_rate(cpi);
             rs_rd = RDCOST(x->rdmult, x->rddiv, rs, 0);
             rd_opt->filter_cache[switchable_filter_index] = tmp_rd;
             rd_opt->filter_cache[SWITCHABLE_FILTERS] =
@@ -4112,7 +4111,7 @@
       distortion2 += distortion;
 
       if (cm->interp_filter == SWITCHABLE)
-        rate2 += vp9_get_switchable_rate(x);
+        rate2 += vp9_get_switchable_rate(cpi);
 
       if (!mode_excluded)
         mode_excluded = comp_pred ? cm->reference_mode == SINGLE_REFERENCE
diff --git a/vp9/encoder/vp9_rdopt.h b/vp9/encoder/vp9_rdopt.h
index cd622d6..d016ebd 100644
--- a/vp9/encoder/vp9_rdopt.h
+++ b/vp9/encoder/vp9_rdopt.h
@@ -40,7 +40,7 @@
                                   unsigned int qstep, int *rate,
                                   int64_t *dist);
 
-int vp9_get_switchable_rate(const MACROBLOCK *x);
+int vp9_get_switchable_rate(const VP9_COMP *cpi);
 
 void vp9_setup_buffer_inter(VP9_COMP *cpi, MACROBLOCK *x,
                             const TileInfo *const tile,
diff --git a/vp9/encoder/vp9_temporal_filter.c b/vp9/encoder/vp9_temporal_filter.c
index a5234cd..6eff200 100644
--- a/vp9/encoder/vp9_temporal_filter.c
+++ b/vp9/encoder/vp9_temporal_filter.c
@@ -99,6 +99,7 @@
   unsigned int i, j, k;
   int modifier;
   int byte = 0;
+  const int rounding = strength > 0 ? 1 << (strength - 1) : 0;
 
   for (i = 0, k = 0; i < block_size; i++) {
     for (j = 0; j < block_size; j++, k++) {
@@ -111,7 +112,7 @@
       // modifier =  (int)roundf(coeff > 16 ? 0 : 16-coeff);
       modifier  *= modifier;
       modifier  *= 3;
-      modifier  += 1 << (strength - 1);
+      modifier  += rounding;
       modifier >>= strength;
 
       if (modifier > 16)
diff --git a/vp9/encoder/vp9_variance.c b/vp9/encoder/vp9_variance.c
index ae3c86a..91d8ea4 100644
--- a/vp9/encoder/vp9_variance.c
+++ b/vp9/encoder/vp9_variance.c
@@ -113,12 +113,9 @@
 unsigned int vp9_variance##W##x##H##_c(const uint8_t *a, int a_stride, \
                                        const uint8_t *b, int b_stride, \
                                        unsigned int *sse) { \
-  unsigned int var; \
-  int avg; \
-\
-  variance(a, a_stride, b, b_stride, W, H, &var, &avg); \
-  *sse = var; \
-  return var - (((int64_t)avg * avg) / (W * H)); \
+  int sum; \
+  variance(a, a_stride, b, b_stride, W, H, sse, &sum); \
+  return *sse - (((int64_t)sum * sum) / (W * H)); \
 }
 
 #define SUBPIX_VAR(W, H) \
@@ -159,69 +156,36 @@
   return vp9_variance##W##x##H##_c(temp3, W, dst, dst_stride, sse); \
 }
 
-
-void vp9_get_sse_sum_16x16_c(const uint8_t *src_ptr, int source_stride,
-                             const uint8_t *ref_ptr, int ref_stride,
-                             unsigned int *sse, int *sum) {
-  variance(src_ptr, source_stride, ref_ptr, ref_stride, 16, 16, sse, sum);
-}
-
-void vp9_get_sse_sum_8x8_c(const uint8_t *src_ptr, int source_stride,
-                       const uint8_t *ref_ptr, int ref_stride,
-                       unsigned int *sse, int *sum) {
-  variance(src_ptr, source_stride, ref_ptr, ref_stride, 8, 8, sse, sum);
-}
-
-unsigned int vp9_mse16x16_c(const uint8_t *src_ptr,
-                            int  source_stride,
-                            const uint8_t *ref_ptr,
-                            int  recon_stride,
+unsigned int vp9_mse16x16_c(const uint8_t *src, int src_stride,
+                            const uint8_t *ref, int ref_stride,
                             unsigned int *sse) {
-  unsigned int var;
-  int avg;
-
-  variance(src_ptr, source_stride, ref_ptr, recon_stride, 16, 16, &var, &avg);
-  *sse = var;
-  return var;
+  int sum;
+  variance(src, src_stride, ref, ref_stride, 16, 16, sse, &sum);
+  return *sse;
 }
 
-unsigned int vp9_mse16x8_c(const uint8_t *src_ptr,
-                           int  source_stride,
-                           const uint8_t *ref_ptr,
-                           int  recon_stride,
+unsigned int vp9_mse16x8_c(const uint8_t *src, int src_stride,
+                           const uint8_t *ref, int ref_stride,
                            unsigned int *sse) {
-  unsigned int var;
-  int avg;
-
-  variance(src_ptr, source_stride, ref_ptr, recon_stride, 16, 8, &var, &avg);
-  *sse = var;
-  return var;
+  int sum;
+  variance(src, src_stride, ref, ref_stride, 16, 8, sse, &sum);
+  return *sse;
 }
 
-unsigned int vp9_mse8x16_c(const uint8_t *src_ptr,
-                           int  source_stride,
-                           const uint8_t *ref_ptr,
-                           int  recon_stride,
+unsigned int vp9_mse8x16_c(const uint8_t *src, int src_stride,
+                           const uint8_t *ref, int ref_stride,
                            unsigned int *sse) {
-  unsigned int var;
-  int avg;
-
-  variance(src_ptr, source_stride, ref_ptr, recon_stride, 8, 16, &var, &avg);
-  *sse = var;
-  return var;
+  int sum;
+  variance(src, src_stride, ref, ref_stride, 8, 16, sse, &sum);
+  return *sse;
 }
 
-unsigned int vp9_mse8x8_c(const uint8_t *src_ptr,
-                          int  source_stride,
-                          const uint8_t *ref_ptr,
-                          int  recon_stride,
+unsigned int vp9_mse8x8_c(const uint8_t *src, int src_stride,
+                          const uint8_t *ref, int ref_stride,
                           unsigned int *sse) {
-  unsigned int var;
-  int avg;
-
-  variance(src_ptr, source_stride, ref_ptr, recon_stride, 8, 8, &var, &avg);
-  *sse = var;
-  return var;
+  int sum;
+  variance(src, src_stride, ref, ref_stride, 8, 8, sse, &sum);
+  return *sse;
 }
 
 VAR(4, 4)
diff --git a/vp9/encoder/x86/vp9_dct_mmx.c b/vp9/encoder/x86/vp9_dct_mmx.c
new file mode 100644
index 0000000..4524ba4
--- /dev/null
+++ b/vp9/encoder/x86/vp9_dct_mmx.c
@@ -0,0 +1,67 @@
+/*
+ *  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 <mmintrin.h>
+#include <stdint.h>
+
+#include "./vpx_config.h"
+
+static void INLINE transpose_4x4_mmx(__m64* a, __m64* b, __m64* c, __m64* d) {
+  __m64 w, x, y, z;
+  w = _mm_unpacklo_pi16(*a, *b);
+  x = _mm_unpackhi_pi16(*a, *b);
+  y = _mm_unpacklo_pi16(*c, *d);
+  z = _mm_unpackhi_pi16(*c, *d);
+  *a = _mm_unpacklo_pi32(w, y);
+  *b = _mm_unpackhi_pi32(w, y);
+  *c = _mm_unpacklo_pi32(x, z);
+  *d = _mm_unpackhi_pi32(x, z);
+}
+
+static void INLINE fwht_4x4_cols(__m64* out0,
+                                 __m64* out1,
+                                 __m64* out2,
+                                 __m64* out3,
+                                 __m64 a1,
+                                 __m64 b1,
+                                 __m64 c1,
+                                 __m64 d1) {
+  __m64 e1;
+
+  a1 = _mm_add_pi16(a1, b1);
+  d1 = _mm_sub_pi16(d1, c1);
+  e1 = _mm_sub_pi16(a1, d1);
+  e1 = _mm_srai_pi16(e1, 1);
+  b1 = _mm_sub_pi16(e1, b1);
+  c1 = _mm_sub_pi16(e1, c1);
+  a1 = _mm_sub_pi16(a1, c1);
+  d1 = _mm_add_pi16(d1, b1);
+  *out0 = a1;
+  *out1 = c1;
+  *out2 = d1;
+  *out3 = b1;
+}
+
+void vp9_fwht4x4_mmx(const int16_t* input, int16_t* output, int stride) {
+  __m64 a1 = *(const __m64*)input;
+  __m64 b1 = *(const __m64*)(input + stride);
+  __m64 c1 = *(const __m64*)(input + 2 * stride);
+  __m64 d1 = *(const __m64*)(input + 3 * stride);
+
+  fwht_4x4_cols(&a1, &b1, &c1, &d1, a1, b1, c1, d1);
+  transpose_4x4_mmx(&a1, &b1, &c1, &d1);
+  fwht_4x4_cols(&a1, &b1, &c1, &d1, a1, b1, c1, d1);
+  transpose_4x4_mmx(&a1, &b1, &c1, &d1);
+
+  *(__m64*)output = _mm_slli_pi16(a1, 2);
+  *(__m64*)(output + 4) = _mm_slli_pi16(b1, 2);
+  *(__m64*)(output + 8) = _mm_slli_pi16(c1, 2);
+  *(__m64*)(output + 12) = _mm_slli_pi16(d1, 2);
+}
diff --git a/vp9/encoder/x86/vp9_dct_ssse3.asm b/vp9/encoder/x86/vp9_dct_ssse3.asm
index 1400071..8723a71 100644
--- a/vp9/encoder/x86/vp9_dct_ssse3.asm
+++ b/vp9/encoder/x86/vp9_dct_ssse3.asm
@@ -10,7 +10,7 @@
 %include "third_party/x86inc/x86inc.asm"
 
 ; This file provides SSSE3 version of the forward transformation. Part
-; of the macro definitions are originally derived from ffmpeg project.
+; of the macro definitions are originally derived from the ffmpeg project.
 ; The current version applies to x86 64-bit only.
 
 SECTION_RODATA
diff --git a/vp9/vp9_common.mk b/vp9/vp9_common.mk
index b1ba0b1..eaff60a 100644
--- a/vp9/vp9_common.mk
+++ b/vp9/vp9_common.mk
@@ -120,6 +120,10 @@
 
 VP9_COMMON_SRCS-$(HAVE_SSE2) += common/x86/vp9_idct_intrin_sse2.c
 
+ifeq ($(ARCH_X86_64), yes)
+VP9_COMMON_SRCS-$(HAVE_SSSE3) += common/x86/vp9_idct_ssse3.asm
+endif
+
 VP9_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/vp9_convolve_neon.c
 VP9_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/vp9_idct16x16_neon.c
 VP9_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/vp9_loopfilter_16_neon.c
diff --git a/vp9/vp9cx.mk b/vp9/vp9cx.mk
index 5e88793..154fdae 100644
--- a/vp9/vp9cx.mk
+++ b/vp9/vp9cx.mk
@@ -92,6 +92,7 @@
 VP9_CX_SRCS-$(HAVE_MMX) += encoder/x86/vp9_variance_mmx.c
 VP9_CX_SRCS-$(HAVE_MMX) += encoder/x86/vp9_variance_impl_mmx.asm
 VP9_CX_SRCS-$(HAVE_MMX) += encoder/x86/vp9_sad_mmx.asm
+VP9_CX_SRCS-$(HAVE_MMX) += encoder/x86/vp9_dct_mmx.c
 VP9_CX_SRCS-$(HAVE_SSE2) += encoder/x86/vp9_variance_impl_sse2.asm
 VP9_CX_SRCS-$(HAVE_AVX2) += encoder/x86/vp9_variance_impl_intrin_avx2.c
 VP9_CX_SRCS-$(HAVE_SSE2) += encoder/x86/vp9_sad4d_sse2.asm
diff --git a/vpx/src/svc_encodeframe.c b/vpx/src/svc_encodeframe.c
index 76aacd2..38c2d26 100644
--- a/vpx/src/svc_encodeframe.c
+++ b/vpx/src/svc_encodeframe.c
@@ -1000,8 +1000,10 @@
               (int)si->frame_size, (int)pts);
     }
   }
-  ++si->frame_within_gop;
-  ++si->encode_frame_count;
+  if (rawimg != NULL) {
+    ++si->frame_within_gop;
+    ++si->encode_frame_count;
+  }
 
   return VPX_CODEC_OK;
 }