Remove Neon backend of architecture agnostic intrinsics layer

The architecture agnostic SIMD layer is only used for CDEF functions.
Now that Neon has a separate explicit implementation of these functions,
the Neon backend of the arch agnostic layer is no longer required.
Remove all associated code and test files.

Change-Id: I472d7652229f2155986e26b13e771d59da4b86ef
diff --git a/aom_dsp/aom_simd.h b/aom_dsp/aom_simd.h
index ab950ca..69da8f2 100644
--- a/aom_dsp/aom_simd.h
+++ b/aom_dsp/aom_simd.h
@@ -24,12 +24,10 @@
 
 #define SIMD_CHECK 1  // Sanity checks in C equivalents
 
-#if HAVE_NEON
-#include "simd/v256_intrinsics_arm.h"
 // VS compiling for 32 bit targets does not support vector types in
 // structs as arguments, which makes the v256 type of the intrinsics
 // hard to support, so optimizations for this target are disabled.
-#elif HAVE_SSE2 && (defined(_WIN64) || !defined(_MSC_VER) || defined(__clang__))
+#if HAVE_SSE2 && (defined(_WIN64) || !defined(_MSC_VER) || defined(__clang__))
 #include "simd/v256_intrinsics_x86.h"
 #else
 #include "simd/v256_intrinsics.h"
diff --git a/aom_dsp/simd/v128_intrinsics_arm.h b/aom_dsp/simd/v128_intrinsics_arm.h
deleted file mode 100644
index 6488de7..0000000
--- a/aom_dsp/simd/v128_intrinsics_arm.h
+++ /dev/null
@@ -1,977 +0,0 @@
-/*
- * Copyright (c) 2016, Alliance for Open Media. All rights reserved
- *
- * This source code is subject to the terms of the BSD 2 Clause License and
- * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
- * was not distributed with this source code in the LICENSE file, you can
- * obtain it at www.aomedia.org/license/software. If the Alliance for Open
- * Media Patent License 1.0 was not distributed with this source code in the
- * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
- */
-
-#ifndef AOM_AOM_DSP_SIMD_V128_INTRINSICS_ARM_H_
-#define AOM_AOM_DSP_SIMD_V128_INTRINSICS_ARM_H_
-
-#include <arm_neon.h>
-
-#include "config/aom_config.h"
-
-#include "aom_dsp/simd/v64_intrinsics_arm.h"
-
-typedef int64x2_t v128;
-
-SIMD_INLINE uint32_t v128_low_u32(v128 a) {
-  return v64_low_u32(vget_low_s64(a));
-}
-
-SIMD_INLINE v64 v128_low_v64(v128 a) { return vget_low_s64(a); }
-
-SIMD_INLINE v64 v128_high_v64(v128 a) { return vget_high_s64(a); }
-
-SIMD_INLINE v128 v128_from_v64(v64 a, v64 b) { return vcombine_s64(b, a); }
-
-SIMD_INLINE v128 v128_from_64(uint64_t a, uint64_t b) {
-  return vcombine_s64(vcreate_s64(b), vcreate_s64(a));
-}
-
-SIMD_INLINE v128 v128_from_32(uint32_t a, uint32_t b, uint32_t c, uint32_t d) {
-  return vcombine_s64(v64_from_32(c, d), v64_from_32(a, b));
-}
-
-SIMD_INLINE v128 v128_load_aligned(const void *p) {
-  return vreinterpretq_s64_u8(vld1q_u8((const uint8_t *)p));
-}
-
-SIMD_INLINE v128 v128_load_unaligned(const void *p) {
-  return v128_load_aligned(p);
-}
-
-SIMD_INLINE void v128_store_aligned(void *p, v128 r) {
-  vst1q_u8((uint8_t *)p, vreinterpretq_u8_s64(r));
-}
-
-SIMD_INLINE void v128_store_unaligned(void *p, v128 r) {
-  vst1q_u8((uint8_t *)p, vreinterpretq_u8_s64(r));
-}
-
-SIMD_INLINE v128 v128_align(v128 a, v128 b, unsigned int c) {
-// The following functions require an immediate.
-// Some compilers will check this during optimisation, others wont.
-#if defined(__OPTIMIZE__) && __OPTIMIZE__ && !defined(__clang__)
-  return c ? vreinterpretq_s64_s8(
-                 vextq_s8(vreinterpretq_s8_s64(b), vreinterpretq_s8_s64(a), c))
-           : b;
-#else
-  return c < 8 ? v128_from_v64(v64_align(v128_low_v64(a), v128_high_v64(b), c),
-                               v64_align(v128_high_v64(b), v128_low_v64(b), c))
-               : v128_from_v64(
-                     v64_align(v128_high_v64(a), v128_low_v64(a), c - 8),
-                     v64_align(v128_low_v64(a), v128_high_v64(b), c - 8));
-#endif
-}
-
-SIMD_INLINE v128 v128_zero(void) { return vreinterpretq_s64_u8(vdupq_n_u8(0)); }
-
-SIMD_INLINE v128 v128_ones(void) {
-  return vreinterpretq_s64_u8(vdupq_n_u8(-1));
-}
-
-SIMD_INLINE v128 v128_dup_8(uint8_t x) {
-  return vreinterpretq_s64_u8(vdupq_n_u8(x));
-}
-
-SIMD_INLINE v128 v128_dup_16(uint16_t x) {
-  return vreinterpretq_s64_u16(vdupq_n_u16(x));
-}
-
-SIMD_INLINE v128 v128_dup_32(uint32_t x) {
-  return vreinterpretq_s64_u32(vdupq_n_u32(x));
-}
-
-SIMD_INLINE v128 v128_dup_64(uint64_t x) {
-  return vreinterpretq_s64_u64(vdupq_n_u64(x));
-}
-
-SIMD_INLINE int64_t v128_dotp_su8(v128 a, v128 b) {
-  int16x8_t t1 = vmulq_s16(
-      vmovl_s8(vreinterpret_s8_s64(vget_low_s64(a))),
-      vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_s64(vget_low_s64(b)))));
-  int16x8_t t2 = vmulq_s16(
-      vmovl_s8(vreinterpret_s8_s64(vget_high_s64(a))),
-      vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_s64(vget_high_s64(b)))));
-#if AOM_ARCH_AARCH64
-  return vaddlvq_s16(t1) + vaddlvq_s16(t2);
-#else
-  int64x2_t t = vpaddlq_s32(vaddq_s32(vpaddlq_s16(t1), vpaddlq_s16(t2)));
-  return vget_lane_s64(vadd_s64(vget_high_s64(t), vget_low_s64(t)), 0);
-#endif
-}
-
-SIMD_INLINE int64_t v128_dotp_s16(v128 a, v128 b) {
-  return v64_dotp_s16(vget_high_s64(a), vget_high_s64(b)) +
-         v64_dotp_s16(vget_low_s64(a), vget_low_s64(b));
-}
-
-SIMD_INLINE int64_t v128_dotp_s32(v128 a, v128 b) {
-  int64x2_t t = vpaddlq_s32(
-      vmulq_s32(vreinterpretq_s32_s64(a), vreinterpretq_s32_s64(b)));
-  return vget_lane_s64(vadd_s64(vget_high_s64(t), vget_low_s64(t)), 0);
-}
-
-SIMD_INLINE uint64_t v128_hadd_u8(v128 x) {
-#if AOM_ARCH_AARCH64
-  return vaddlvq_u8(vreinterpretq_u8_s64(x));
-#else
-  uint64x2_t t = vpaddlq_u32(vpaddlq_u16(vpaddlq_u8(vreinterpretq_u8_s64(x))));
-  return vget_lane_s32(
-      vreinterpret_s32_u64(vadd_u64(vget_high_u64(t), vget_low_u64(t))), 0);
-#endif
-}
-
-SIMD_INLINE v128 v128_padd_s16(v128 a) {
-  return vreinterpretq_s64_s32(vpaddlq_s16(vreinterpretq_s16_s64(a)));
-}
-
-SIMD_INLINE v128 v128_padd_u8(v128 a) {
-  return vreinterpretq_s64_u16(vpaddlq_u8(vreinterpretq_u8_s64(a)));
-}
-
-typedef struct {
-  sad64_internal hi, lo;
-} sad128_internal;
-
-SIMD_INLINE sad128_internal v128_sad_u8_init(void) {
-  sad128_internal s;
-  s.hi = s.lo = vdupq_n_u16(0);
-  return s;
-}
-
-/* Implementation dependent return value.  Result must be finalised with
-   v128_sad_u8_sum().
-   The result for more than 32 v128_sad_u8() calls is undefined. */
-SIMD_INLINE sad128_internal v128_sad_u8(sad128_internal s, v128 a, v128 b) {
-  sad128_internal r;
-  r.hi = v64_sad_u8(s.hi, vget_high_s64(a), vget_high_s64(b));
-  r.lo = v64_sad_u8(s.lo, vget_low_s64(a), vget_low_s64(b));
-  return r;
-}
-
-SIMD_INLINE uint32_t v128_sad_u8_sum(sad128_internal s) {
-#if AOM_ARCH_AARCH64
-  return vaddlvq_u16(s.hi) + vaddlvq_u16(s.lo);
-#else
-  uint64x2_t t = vpaddlq_u32(vpaddlq_u16(vaddq_u16(s.hi, s.lo)));
-  return (uint32_t)vget_lane_u64(vadd_u64(vget_high_u64(t), vget_low_u64(t)),
-                                 0);
-#endif
-}
-
-typedef struct {
-  ssd64_internal hi, lo;
-} ssd128_internal;
-
-SIMD_INLINE ssd128_internal v128_ssd_u8_init(void) {
-  ssd128_internal s;
-  s.hi = s.lo = v64_ssd_u8_init();
-  return s;
-}
-
-/* Implementation dependent return value.  Result must be finalised with
- * v128_ssd_u8_sum(). */
-SIMD_INLINE ssd128_internal v128_ssd_u8(ssd128_internal s, v128 a, v128 b) {
-  ssd128_internal r;
-  r.hi = v64_ssd_u8(s.hi, vget_high_s64(a), vget_high_s64(b));
-  r.lo = v64_ssd_u8(s.lo, vget_low_s64(a), vget_low_s64(b));
-  return r;
-}
-
-SIMD_INLINE uint32_t v128_ssd_u8_sum(ssd128_internal s) {
-  return (uint32_t)(v64_ssd_u8_sum(s.hi) + v64_ssd_u8_sum(s.lo));
-}
-
-SIMD_INLINE v128 v128_or(v128 x, v128 y) { return vorrq_s64(x, y); }
-
-SIMD_INLINE v128 v128_xor(v128 x, v128 y) { return veorq_s64(x, y); }
-
-SIMD_INLINE v128 v128_and(v128 x, v128 y) { return vandq_s64(x, y); }
-
-SIMD_INLINE v128 v128_andn(v128 x, v128 y) { return vbicq_s64(x, y); }
-
-SIMD_INLINE v128 v128_add_8(v128 x, v128 y) {
-  return vreinterpretq_s64_u8(
-      vaddq_u8(vreinterpretq_u8_s64(x), vreinterpretq_u8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_sadd_u8(v128 x, v128 y) {
-  return vreinterpretq_s64_u8(
-      vqaddq_u8(vreinterpretq_u8_s64(x), vreinterpretq_u8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_sadd_s8(v128 x, v128 y) {
-  return vreinterpretq_s64_s8(
-      vqaddq_s8(vreinterpretq_s8_s64(x), vreinterpretq_s8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_add_16(v128 x, v128 y) {
-  return vreinterpretq_s64_s16(
-      vaddq_s16(vreinterpretq_s16_s64(x), vreinterpretq_s16_s64(y)));
-}
-
-SIMD_INLINE v128 v128_sadd_s16(v128 x, v128 y) {
-  return vreinterpretq_s64_s16(
-      vqaddq_s16(vreinterpretq_s16_s64(x), vreinterpretq_s16_s64(y)));
-}
-
-SIMD_INLINE v128 v128_add_32(v128 x, v128 y) {
-  return vreinterpretq_s64_u32(
-      vaddq_u32(vreinterpretq_u32_s64(x), vreinterpretq_u32_s64(y)));
-}
-
-SIMD_INLINE v128 v128_add_64(v128 x, v128 y) {
-  return vreinterpretq_s64_u64(
-      vaddq_u64(vreinterpretq_u64_s64(x), vreinterpretq_u64_s64(y)));
-}
-
-SIMD_INLINE v128 v128_sub_8(v128 x, v128 y) {
-  return vreinterpretq_s64_u8(
-      vsubq_u8(vreinterpretq_u8_s64(x), vreinterpretq_u8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_sub_16(v128 x, v128 y) {
-  return vreinterpretq_s64_s16(
-      vsubq_s16(vreinterpretq_s16_s64(x), vreinterpretq_s16_s64(y)));
-}
-
-SIMD_INLINE v128 v128_ssub_s16(v128 x, v128 y) {
-  return vreinterpretq_s64_s16(
-      vqsubq_s16(vreinterpretq_s16_s64(x), vreinterpretq_s16_s64(y)));
-}
-
-SIMD_INLINE v128 v128_ssub_u16(v128 x, v128 y) {
-  return vreinterpretq_s64_u16(
-      vqsubq_u16(vreinterpretq_u16_s64(x), vreinterpretq_u16_s64(y)));
-}
-
-SIMD_INLINE v128 v128_ssub_u8(v128 x, v128 y) {
-  return vreinterpretq_s64_u8(
-      vqsubq_u8(vreinterpretq_u8_s64(x), vreinterpretq_u8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_ssub_s8(v128 x, v128 y) {
-  return vreinterpretq_s64_s8(
-      vqsubq_s8(vreinterpretq_s8_s64(x), vreinterpretq_s8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_sub_32(v128 x, v128 y) {
-  return vreinterpretq_s64_s32(
-      vsubq_s32(vreinterpretq_s32_s64(x), vreinterpretq_s32_s64(y)));
-}
-
-SIMD_INLINE v128 v128_sub_64(v128 x, v128 y) { return vsubq_s64(x, y); }
-
-SIMD_INLINE v128 v128_abs_s16(v128 x) {
-  return vreinterpretq_s64_s16(vabsq_s16(vreinterpretq_s16_s64(x)));
-}
-
-SIMD_INLINE v128 v128_abs_s8(v128 x) {
-  return vreinterpretq_s64_s8(vabsq_s8(vreinterpretq_s8_s64(x)));
-}
-
-SIMD_INLINE v128 v128_mul_s16(v64 a, v64 b) {
-  return vreinterpretq_s64_s32(
-      vmull_s16(vreinterpret_s16_s64(a), vreinterpret_s16_s64(b)));
-}
-
-SIMD_INLINE v128 v128_mullo_s16(v128 a, v128 b) {
-  return vreinterpretq_s64_s16(
-      vmulq_s16(vreinterpretq_s16_s64(a), vreinterpretq_s16_s64(b)));
-}
-
-SIMD_INLINE v128 v128_mulhi_s16(v128 a, v128 b) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_s16(vuzp2q_s16(
-      vreinterpretq_s16_s32(vmull_s16(vreinterpret_s16_s64(vget_low_s64(a)),
-                                      vreinterpret_s16_s64(vget_low_s64(b)))),
-      vreinterpretq_s16_s32(
-          vmull_high_s16(vreinterpretq_s16_s64(a), vreinterpretq_s16_s64(b)))));
-#else
-  return v128_from_v64(v64_mulhi_s16(vget_high_s64(a), vget_high_s64(b)),
-                       v64_mulhi_s16(vget_low_s64(a), vget_low_s64(b)));
-#endif
-}
-
-SIMD_INLINE v128 v128_mullo_s32(v128 a, v128 b) {
-  return vreinterpretq_s64_s32(
-      vmulq_s32(vreinterpretq_s32_s64(a), vreinterpretq_s32_s64(b)));
-}
-
-SIMD_INLINE v128 v128_madd_s16(v128 a, v128 b) {
-#if AOM_ARCH_AARCH64
-  int32x4_t t1 = vmull_s16(vreinterpret_s16_s64(vget_low_s64(a)),
-                           vreinterpret_s16_s64(vget_low_s64(b)));
-  int32x4_t t2 =
-      vmull_high_s16(vreinterpretq_s16_s64(a), vreinterpretq_s16_s64(b));
-  return vreinterpretq_s64_s32(vpaddq_s32(t1, t2));
-#else
-  return v128_from_v64(v64_madd_s16(vget_high_s64(a), vget_high_s64(b)),
-                       v64_madd_s16(vget_low_s64(a), vget_low_s64(b)));
-#endif
-}
-
-SIMD_INLINE v128 v128_madd_us8(v128 a, v128 b) {
-#if AOM_ARCH_AARCH64
-  int16x8_t t1 = vmulq_s16(
-      vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_s64(vget_low_s64(a)))),
-      vmovl_s8(vreinterpret_s8_s64(vget_low_s64(b))));
-  int16x8_t t2 = vmulq_s16(
-      vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_s64(vget_high_s64(a)))),
-      vmovl_s8(vreinterpret_s8_s64(vget_high_s64(b))));
-  return vreinterpretq_s64_s16(
-      vqaddq_s16(vuzp1q_s16(t1, t2), vuzp2q_s16(t1, t2)));
-#else
-  return v128_from_v64(v64_madd_us8(vget_high_s64(a), vget_high_s64(b)),
-                       v64_madd_us8(vget_low_s64(a), vget_low_s64(b)));
-#endif
-}
-
-SIMD_INLINE v128 v128_avg_u8(v128 x, v128 y) {
-  return vreinterpretq_s64_u8(
-      vrhaddq_u8(vreinterpretq_u8_s64(x), vreinterpretq_u8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_rdavg_u8(v128 x, v128 y) {
-  return vreinterpretq_s64_u8(
-      vhaddq_u8(vreinterpretq_u8_s64(x), vreinterpretq_u8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_rdavg_u16(v128 x, v128 y) {
-  return vreinterpretq_s64_u16(
-      vhaddq_u16(vreinterpretq_u16_s64(x), vreinterpretq_u16_s64(y)));
-}
-
-SIMD_INLINE v128 v128_avg_u16(v128 x, v128 y) {
-  return vreinterpretq_s64_u16(
-      vrhaddq_u16(vreinterpretq_u16_s64(x), vreinterpretq_u16_s64(y)));
-}
-
-SIMD_INLINE v128 v128_min_u8(v128 x, v128 y) {
-  return vreinterpretq_s64_u8(
-      vminq_u8(vreinterpretq_u8_s64(x), vreinterpretq_u8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_max_u8(v128 x, v128 y) {
-  return vreinterpretq_s64_u8(
-      vmaxq_u8(vreinterpretq_u8_s64(x), vreinterpretq_u8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_min_s8(v128 x, v128 y) {
-  return vreinterpretq_s64_s8(
-      vminq_s8(vreinterpretq_s8_s64(x), vreinterpretq_s8_s64(y)));
-}
-
-SIMD_INLINE uint32_t v128_movemask_8(v128 a) {
-  a = vreinterpretq_s64_u8(vcltq_s8(vreinterpretq_s8_s64(a), vdupq_n_s8(0)));
-#if AOM_ARCH_AARCH64
-  uint8x16_t m =
-      vandq_u8(vreinterpretq_u8_s64(a),
-               vreinterpretq_u8_u64(vdupq_n_u64(0x8040201008040201ULL)));
-  return vaddv_u8(vget_low_u8(m)) + (vaddv_u8(vget_high_u8(m)) << 8);
-#else
-  uint64x2_t m = vpaddlq_u32(vpaddlq_u16(vpaddlq_u8(
-      vandq_u8(vreinterpretq_u8_s64(a),
-               vreinterpretq_u8_u64(vdupq_n_u64(0x8040201008040201ULL))))));
-  int64x2_t s = vreinterpretq_s64_u64(m);
-  return v64_low_u32(v64_ziplo_8(vget_high_s64(s), vget_low_s64(s)));
-#endif
-}
-
-SIMD_INLINE v128 v128_blend_8(v128 a, v128 b, v128 c) {
-  c = vreinterpretq_s64_u8(vcltq_s8(vreinterpretq_s8_s64(c), vdupq_n_s8(0)));
-  return v128_or(v128_and(b, c), v128_andn(a, c));
-}
-
-SIMD_INLINE v128 v128_max_s8(v128 x, v128 y) {
-  return vreinterpretq_s64_s8(
-      vmaxq_s8(vreinterpretq_s8_s64(x), vreinterpretq_s8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_min_s16(v128 x, v128 y) {
-  return vreinterpretq_s64_s16(
-      vminq_s16(vreinterpretq_s16_s64(x), vreinterpretq_s16_s64(y)));
-}
-
-SIMD_INLINE v128 v128_max_s16(v128 x, v128 y) {
-  return vreinterpretq_s64_s16(
-      vmaxq_s16(vreinterpretq_s16_s64(x), vreinterpretq_s16_s64(y)));
-}
-
-SIMD_INLINE v128 v128_min_s32(v128 x, v128 y) {
-  return vreinterpretq_s64_s32(
-      vminq_s32(vreinterpretq_s32_s64(x), vreinterpretq_s32_s64(y)));
-}
-
-SIMD_INLINE v128 v128_max_s32(v128 x, v128 y) {
-  return vreinterpretq_s64_s32(
-      vmaxq_s32(vreinterpretq_s32_s64(x), vreinterpretq_s32_s64(y)));
-}
-
-SIMD_INLINE v128 v128_ziplo_8(v128 x, v128 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u8(
-      vzip1q_u8(vreinterpretq_u8_s64(y), vreinterpretq_u8_s64(x)));
-#else
-  uint8x16x2_t r = vzipq_u8(vreinterpretq_u8_s64(y), vreinterpretq_u8_s64(x));
-  return vreinterpretq_s64_u8(r.val[0]);
-#endif
-}
-
-SIMD_INLINE v128 v128_ziphi_8(v128 x, v128 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u8(
-      vzip2q_u8(vreinterpretq_u8_s64(y), vreinterpretq_u8_s64(x)));
-#else
-  uint8x16x2_t r = vzipq_u8(vreinterpretq_u8_s64(y), vreinterpretq_u8_s64(x));
-  return vreinterpretq_s64_u8(r.val[1]);
-#endif
-}
-
-SIMD_INLINE v128 v128_zip_8(v64 x, v64 y) {
-  uint8x8x2_t r = vzip_u8(vreinterpret_u8_s64(y), vreinterpret_u8_s64(x));
-  return vreinterpretq_s64_u8(vcombine_u8(r.val[0], r.val[1]));
-}
-
-SIMD_INLINE v128 v128_ziplo_16(v128 x, v128 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u16(
-      vzip1q_u16(vreinterpretq_u16_s64(y), vreinterpretq_u16_s64(x)));
-#else
-  int16x8x2_t r = vzipq_s16(vreinterpretq_s16_s64(y), vreinterpretq_s16_s64(x));
-  return vreinterpretq_s64_s16(r.val[0]);
-#endif
-}
-
-SIMD_INLINE v128 v128_ziphi_16(v128 x, v128 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u16(
-      vzip2q_u16(vreinterpretq_u16_s64(y), vreinterpretq_u16_s64(x)));
-#else
-  int16x8x2_t r = vzipq_s16(vreinterpretq_s16_s64(y), vreinterpretq_s16_s64(x));
-  return vreinterpretq_s64_s16(r.val[1]);
-#endif
-}
-
-SIMD_INLINE v128 v128_zip_16(v64 x, v64 y) {
-  uint16x4x2_t r = vzip_u16(vreinterpret_u16_s64(y), vreinterpret_u16_s64(x));
-  return vreinterpretq_s64_u16(vcombine_u16(r.val[0], r.val[1]));
-}
-
-SIMD_INLINE v128 v128_ziplo_32(v128 x, v128 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u32(
-      vzip1q_u32(vreinterpretq_u32_s64(y), vreinterpretq_u32_s64(x)));
-#else
-  int32x4x2_t r = vzipq_s32(vreinterpretq_s32_s64(y), vreinterpretq_s32_s64(x));
-  return vreinterpretq_s64_s32(r.val[0]);
-#endif
-}
-
-SIMD_INLINE v128 v128_ziphi_32(v128 x, v128 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u32(
-      vzip2q_u32(vreinterpretq_u32_s64(y), vreinterpretq_u32_s64(x)));
-#else
-  int32x4x2_t r = vzipq_s32(vreinterpretq_s32_s64(y), vreinterpretq_s32_s64(x));
-  return vreinterpretq_s64_s32(r.val[1]);
-#endif
-}
-
-SIMD_INLINE v128 v128_zip_32(v64 x, v64 y) {
-  uint32x2x2_t r = vzip_u32(vreinterpret_u32_s64(y), vreinterpret_u32_s64(x));
-  return vreinterpretq_s64_u32(vcombine_u32(r.val[0], r.val[1]));
-}
-
-SIMD_INLINE v128 v128_ziplo_64(v128 a, v128 b) {
-  return v128_from_v64(vget_low_s64(a), vget_low_s64(b));
-}
-
-SIMD_INLINE v128 v128_ziphi_64(v128 a, v128 b) {
-  return v128_from_v64(vget_high_s64(a), vget_high_s64(b));
-}
-
-SIMD_INLINE v128 v128_unziplo_8(v128 x, v128 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u8(
-      vuzp1q_u8(vreinterpretq_u8_s64(y), vreinterpretq_u8_s64(x)));
-#else
-  uint8x16x2_t r = vuzpq_u8(vreinterpretq_u8_s64(y), vreinterpretq_u8_s64(x));
-  return vreinterpretq_s64_u8(r.val[0]);
-#endif
-}
-
-SIMD_INLINE v128 v128_unziphi_8(v128 x, v128 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u8(
-      vuzp2q_u8(vreinterpretq_u8_s64(y), vreinterpretq_u8_s64(x)));
-#else
-  uint8x16x2_t r = vuzpq_u8(vreinterpretq_u8_s64(y), vreinterpretq_u8_s64(x));
-  return vreinterpretq_s64_u8(r.val[1]);
-#endif
-}
-
-SIMD_INLINE v128 v128_unziplo_16(v128 x, v128 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u16(
-      vuzp1q_u16(vreinterpretq_u16_s64(y), vreinterpretq_u16_s64(x)));
-#else
-  uint16x8x2_t r =
-      vuzpq_u16(vreinterpretq_u16_s64(y), vreinterpretq_u16_s64(x));
-  return vreinterpretq_s64_u16(r.val[0]);
-#endif
-}
-
-SIMD_INLINE v128 v128_unziphi_16(v128 x, v128 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u16(
-      vuzp2q_u16(vreinterpretq_u16_s64(y), vreinterpretq_u16_s64(x)));
-#else
-  uint16x8x2_t r =
-      vuzpq_u16(vreinterpretq_u16_s64(y), vreinterpretq_u16_s64(x));
-  return vreinterpretq_s64_u16(r.val[1]);
-#endif
-}
-
-SIMD_INLINE v128 v128_unziplo_32(v128 x, v128 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u32(
-      vuzp1q_u32(vreinterpretq_u32_s64(y), vreinterpretq_u32_s64(x)));
-#else
-  uint32x4x2_t r =
-      vuzpq_u32(vreinterpretq_u32_s64(y), vreinterpretq_u32_s64(x));
-  return vreinterpretq_s64_u32(r.val[0]);
-#endif
-}
-
-SIMD_INLINE v128 v128_unziphi_32(v128 x, v128 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u32(
-      vuzp2q_u32(vreinterpretq_u32_s64(y), vreinterpretq_u32_s64(x)));
-#else
-  uint32x4x2_t r =
-      vuzpq_u32(vreinterpretq_u32_s64(y), vreinterpretq_u32_s64(x));
-  return vreinterpretq_s64_u32(r.val[1]);
-#endif
-}
-
-SIMD_INLINE v128 v128_unpack_u8_s16(v64 a) {
-  return vreinterpretq_s64_u16(vmovl_u8(vreinterpret_u8_s64(a)));
-}
-
-SIMD_INLINE v128 v128_unpacklo_u8_s16(v128 a) {
-  return vreinterpretq_s64_u16(vmovl_u8(vreinterpret_u8_s64(vget_low_s64(a))));
-}
-
-SIMD_INLINE v128 v128_unpackhi_u8_s16(v128 a) {
-  return vreinterpretq_s64_u16(vmovl_u8(vreinterpret_u8_s64(vget_high_s64(a))));
-}
-
-SIMD_INLINE v128 v128_unpack_s8_s16(v64 a) {
-  return vreinterpretq_s64_s16(vmovl_s8(vreinterpret_s8_s64(a)));
-}
-
-SIMD_INLINE v128 v128_unpacklo_s8_s16(v128 a) {
-  return vreinterpretq_s64_s16(vmovl_s8(vreinterpret_s8_s64(vget_low_s64(a))));
-}
-
-SIMD_INLINE v128 v128_unpackhi_s8_s16(v128 a) {
-  return vreinterpretq_s64_s16(vmovl_s8(vreinterpret_s8_s64(vget_high_s64(a))));
-}
-
-SIMD_INLINE v128 v128_pack_s32_s16(v128 a, v128 b) {
-  return v128_from_v64(
-      vreinterpret_s64_s16(vqmovn_s32(vreinterpretq_s32_s64(a))),
-      vreinterpret_s64_s16(vqmovn_s32(vreinterpretq_s32_s64(b))));
-}
-
-SIMD_INLINE v128 v128_pack_s32_u16(v128 a, v128 b) {
-  return v128_from_v64(
-      vreinterpret_s64_u16(vqmovun_s32(vreinterpretq_s32_s64(a))),
-      vreinterpret_s64_u16(vqmovun_s32(vreinterpretq_s32_s64(b))));
-}
-
-SIMD_INLINE v128 v128_pack_s16_u8(v128 a, v128 b) {
-  return v128_from_v64(
-      vreinterpret_s64_u8(vqmovun_s16(vreinterpretq_s16_s64(a))),
-      vreinterpret_s64_u8(vqmovun_s16(vreinterpretq_s16_s64(b))));
-}
-
-SIMD_INLINE v128 v128_pack_s16_s8(v128 a, v128 b) {
-  return v128_from_v64(
-      vreinterpret_s64_s8(vqmovn_s16(vreinterpretq_s16_s64(a))),
-      vreinterpret_s64_s8(vqmovn_s16(vreinterpretq_s16_s64(b))));
-}
-
-SIMD_INLINE v128 v128_unpack_u16_s32(v64 a) {
-  return vreinterpretq_s64_u32(vmovl_u16(vreinterpret_u16_s64(a)));
-}
-
-SIMD_INLINE v128 v128_unpack_s16_s32(v64 a) {
-  return vreinterpretq_s64_s32(vmovl_s16(vreinterpret_s16_s64(a)));
-}
-
-SIMD_INLINE v128 v128_unpacklo_u16_s32(v128 a) {
-  return vreinterpretq_s64_u32(
-      vmovl_u16(vreinterpret_u16_s64(vget_low_s64(a))));
-}
-
-SIMD_INLINE v128 v128_unpacklo_s16_s32(v128 a) {
-  return vreinterpretq_s64_s32(
-      vmovl_s16(vreinterpret_s16_s64(vget_low_s64(a))));
-}
-
-SIMD_INLINE v128 v128_unpackhi_u16_s32(v128 a) {
-  return vreinterpretq_s64_u32(
-      vmovl_u16(vreinterpret_u16_s64(vget_high_s64(a))));
-}
-
-SIMD_INLINE v128 v128_unpackhi_s16_s32(v128 a) {
-  return vreinterpretq_s64_s32(
-      vmovl_s16(vreinterpret_s16_s64(vget_high_s64(a))));
-}
-
-SIMD_INLINE v128 v128_shuffle_8(v128 x, v128 pattern) {
-#if AOM_ARCH_AARCH64
-  return vreinterpretq_s64_u8(
-      vqtbl1q_u8(vreinterpretq_u8_s64(x), vreinterpretq_u8_s64(pattern)));
-#else
-  uint8x8x2_t p = { { vget_low_u8(vreinterpretq_u8_s64(x)),
-                      vget_high_u8(vreinterpretq_u8_s64(x)) } };
-  uint8x8_t shuffle_hi =
-      vtbl2_u8(p, vreinterpret_u8_s64(vget_high_s64(pattern)));
-  uint8x8_t shuffle_lo =
-      vtbl2_u8(p, vreinterpret_u8_s64(vget_low_s64(pattern)));
-  return v128_from_64(vget_lane_u64(vreinterpret_u64_u8(shuffle_hi), 0),
-                      vget_lane_u64(vreinterpret_u64_u8(shuffle_lo), 0));
-#endif
-}
-
-SIMD_INLINE v128 v128_cmpgt_s8(v128 x, v128 y) {
-  return vreinterpretq_s64_u8(
-      vcgtq_s8(vreinterpretq_s8_s64(x), vreinterpretq_s8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_cmplt_s8(v128 x, v128 y) {
-  return vreinterpretq_s64_u8(
-      vcltq_s8(vreinterpretq_s8_s64(x), vreinterpretq_s8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_cmpeq_8(v128 x, v128 y) {
-  return vreinterpretq_s64_u8(
-      vceqq_u8(vreinterpretq_u8_s64(x), vreinterpretq_u8_s64(y)));
-}
-
-SIMD_INLINE v128 v128_cmpgt_s16(v128 x, v128 y) {
-  return vreinterpretq_s64_u16(
-      vcgtq_s16(vreinterpretq_s16_s64(x), vreinterpretq_s16_s64(y)));
-}
-
-SIMD_INLINE v128 v128_cmplt_s16(v128 x, v128 y) {
-  return vreinterpretq_s64_u16(
-      vcltq_s16(vreinterpretq_s16_s64(x), vreinterpretq_s16_s64(y)));
-}
-
-SIMD_INLINE v128 v128_cmpeq_16(v128 x, v128 y) {
-  return vreinterpretq_s64_u16(
-      vceqq_s16(vreinterpretq_s16_s64(x), vreinterpretq_s16_s64(y)));
-}
-
-SIMD_INLINE v128 v128_cmpgt_s32(v128 x, v128 y) {
-  return vreinterpretq_s64_u32(
-      vcgtq_s32(vreinterpretq_s32_s64(x), vreinterpretq_s32_s64(y)));
-}
-
-SIMD_INLINE v128 v128_cmplt_s32(v128 x, v128 y) {
-  return vreinterpretq_s64_u32(
-      vcltq_s32(vreinterpretq_s32_s64(x), vreinterpretq_s32_s64(y)));
-}
-
-SIMD_INLINE v128 v128_cmpeq_32(v128 x, v128 y) {
-  return vreinterpretq_s64_u32(
-      vceqq_s32(vreinterpretq_s32_s64(x), vreinterpretq_s32_s64(y)));
-}
-
-SIMD_INLINE v128 v128_shl_8(v128 a, unsigned int c) {
-  return (c > 7) ? v128_zero()
-                 : vreinterpretq_s64_u8(vshlq_u8(vreinterpretq_u8_s64(a),
-                                                 vdupq_n_s8((int8_t)c)));
-}
-
-SIMD_INLINE v128 v128_shr_u8(v128 a, unsigned int c) {
-  return (c > 7) ? v128_zero()
-                 : vreinterpretq_s64_u8(vshlq_u8(vreinterpretq_u8_s64(a),
-                                                 vdupq_n_s8(-(int8_t)c)));
-}
-
-SIMD_INLINE v128 v128_shr_s8(v128 a, unsigned int c) {
-  return (c > 7) ? v128_ones()
-                 : vreinterpretq_s64_s8(vshlq_s8(vreinterpretq_s8_s64(a),
-                                                 vdupq_n_s8(-(int8_t)c)));
-}
-
-SIMD_INLINE v128 v128_shl_16(v128 a, unsigned int c) {
-  return (c > 15) ? v128_zero()
-                  : vreinterpretq_s64_u16(vshlq_u16(vreinterpretq_u16_s64(a),
-                                                    vdupq_n_s16((int16_t)c)));
-}
-
-SIMD_INLINE v128 v128_shr_u16(v128 a, unsigned int c) {
-  return (c > 15) ? v128_zero()
-                  : vreinterpretq_s64_u16(vshlq_u16(vreinterpretq_u16_s64(a),
-                                                    vdupq_n_s16(-(int16_t)c)));
-}
-
-SIMD_INLINE v128 v128_shr_s16(v128 a, unsigned int c) {
-  return (c > 15) ? v128_ones()
-                  : vreinterpretq_s64_s16(vshlq_s16(vreinterpretq_s16_s64(a),
-                                                    vdupq_n_s16(-(int16_t)c)));
-}
-
-SIMD_INLINE v128 v128_shl_32(v128 a, unsigned int c) {
-  return (c > 31) ? v128_zero()
-                  : vreinterpretq_s64_u32(vshlq_u32(vreinterpretq_u32_s64(a),
-                                                    vdupq_n_s32((int32_t)c)));
-}
-
-SIMD_INLINE v128 v128_shr_u32(v128 a, unsigned int c) {
-  return (c > 31) ? v128_zero()
-                  : vreinterpretq_s64_u32(vshlq_u32(vreinterpretq_u32_s64(a),
-                                                    vdupq_n_s32(-(int32_t)c)));
-}
-
-SIMD_INLINE v128 v128_shr_s32(v128 a, unsigned int c) {
-  return (c > 31) ? v128_ones()
-                  : vreinterpretq_s64_s32(vshlq_s32(vreinterpretq_s32_s64(a),
-                                                    vdupq_n_s32(-(int32_t)c)));
-}
-
-SIMD_INLINE v128 v128_shl_64(v128 a, unsigned int c) {
-  return (c > 63) ? v128_zero()
-                  : vreinterpretq_s64_u64(vshlq_u64(vreinterpretq_u64_s64(a),
-                                                    vdupq_n_s64((int64_t)c)));
-}
-
-SIMD_INLINE v128 v128_shr_u64(v128 a, unsigned int c) {
-  return (c > 63) ? v128_zero()
-                  : vreinterpretq_s64_u64(vshlq_u64(vreinterpretq_u64_s64(a),
-                                                    vdupq_n_s64(-(int64_t)c)));
-}
-
-SIMD_INLINE v128 v128_shr_s64(v128 a, unsigned int c) {
-  return (c > 63) ? v128_ones() : vshlq_s64(a, vdupq_n_s64(-(int64_t)c));
-}
-
-#if defined(__OPTIMIZE__) && __OPTIMIZE__ && !defined(__clang__)
-
-SIMD_INLINE v128 v128_shl_n_byte(v128 a, unsigned int n) {
-  return n < 8
-             ? v128_from_64(
-                   (uint64_t)vorr_u64(
-                       vshl_n_u64(vreinterpret_u64_s64(vget_high_s64(a)),
-                                  n * 8),
-                       vshr_n_u64(vreinterpret_u64_s64(vget_low_s64(a)),
-                                  (8 - n) * 8)),
-                   (uint64_t)vshl_n_u64(vreinterpret_u64_s64(vget_low_s64(a)),
-                                        n * 8))
-             : (n == 8 ? v128_from_64(
-                             (uint64_t)vreinterpret_u64_s64(vget_low_s64(a)), 0)
-                       : v128_from_64((uint64_t)vshl_n_u64(
-                                          vreinterpret_u64_s64(vget_low_s64(a)),
-                                          (n - 8) * 8),
-                                      0));
-}
-
-SIMD_INLINE v128 v128_shr_n_byte(v128 a, unsigned int n) {
-  return n == 0
-             ? a
-             : (n < 8
-                    ? v128_from_64(
-                          (uint64_t)vshr_n_u64(
-                              vreinterpret_u64_s64(vget_high_s64(a)), n * 8),
-                          (uint64_t)vorr_u64(
-                              vshr_n_u64(vreinterpret_u64_s64(vget_low_s64(a)),
-                                         n * 8),
-                              vshl_n_u64(vreinterpret_u64_s64(vget_high_s64(a)),
-                                         (8 - n) * 8)))
-                    : (n == 8 ? v128_from_64(0, (uint64_t)vreinterpret_u64_s64(
-                                                    vget_high_s64(a)))
-                              : v128_from_64(0, (uint64_t)vshr_n_u64(
-                                                    vreinterpret_u64_s64(
-                                                        vget_high_s64(a)),
-                                                    (n - 8) * 8))));
-}
-
-SIMD_INLINE v128 v128_shl_n_8(v128 a, unsigned int c) {
-  return c ? vreinterpretq_s64_u8(vshlq_n_u8(vreinterpretq_u8_s64(a), c)) : a;
-}
-
-SIMD_INLINE v128 v128_shr_n_u8(v128 a, unsigned int c) {
-  return c ? vreinterpretq_s64_u8(vshrq_n_u8(vreinterpretq_u8_s64(a), c)) : a;
-}
-
-SIMD_INLINE v128 v128_shr_n_s8(v128 a, unsigned int c) {
-  return c ? vreinterpretq_s64_s8(vshrq_n_s8(vreinterpretq_s8_s64(a), c)) : a;
-}
-
-SIMD_INLINE v128 v128_shl_n_16(v128 a, unsigned int c) {
-  return c ? vreinterpretq_s64_u16(vshlq_n_u16(vreinterpretq_u16_s64(a), c))
-           : a;
-}
-
-SIMD_INLINE v128 v128_shr_n_u16(v128 a, unsigned int c) {
-  return c ? vreinterpretq_s64_u16(vshrq_n_u16(vreinterpretq_u16_s64(a), c))
-           : a;
-}
-
-SIMD_INLINE v128 v128_shr_n_s16(v128 a, unsigned int c) {
-  return c ? vreinterpretq_s64_s16(vshrq_n_s16(vreinterpretq_s16_s64(a), c))
-           : a;
-}
-
-SIMD_INLINE v128 v128_shl_n_32(v128 a, unsigned int c) {
-  return c ? vreinterpretq_s64_u32(vshlq_n_u32(vreinterpretq_u32_s64(a), c))
-           : a;
-}
-
-SIMD_INLINE v128 v128_shr_n_u32(v128 a, unsigned int c) {
-  return c ? vreinterpretq_s64_u32(vshrq_n_u32(vreinterpretq_u32_s64(a), c))
-           : a;
-}
-
-SIMD_INLINE v128 v128_shr_n_s32(v128 a, unsigned int c) {
-  return c ? vreinterpretq_s64_s32(vshrq_n_s32(vreinterpretq_s32_s64(a), c))
-           : a;
-}
-
-SIMD_INLINE v128 v128_shl_n_64(v128 a, unsigned int c) {
-  return c ? vreinterpretq_s64_u64(vshlq_n_u64(vreinterpretq_u64_s64(a), c))
-           : a;
-}
-
-SIMD_INLINE v128 v128_shr_n_u64(v128 a, unsigned int c) {
-  return c ? vreinterpretq_s64_u64(vshrq_n_u64(vreinterpretq_u64_s64(a), c))
-           : a;
-}
-
-SIMD_INLINE v128 v128_shr_n_s64(v128 a, unsigned int c) {
-  return c ? vshrq_n_s64(a, c) : a;
-}
-
-#else
-
-SIMD_INLINE v128 v128_shl_n_byte(v128 a, unsigned int n) {
-  if (n < 8)
-    return v128_from_v64(v64_or(v64_shl_n_byte(v128_high_v64(a), n),
-                                v64_shr_n_byte(v128_low_v64(a), 8 - n)),
-                         v64_shl_n_byte(v128_low_v64(a), n));
-  else
-    return v128_from_v64(v64_shl_n_byte(v128_low_v64(a), n - 8), v64_zero());
-}
-
-SIMD_INLINE v128 v128_shr_n_byte(v128 a, unsigned int n) {
-  if (n < 8)
-    return v128_from_v64(v64_shr_n_byte(v128_high_v64(a), n),
-                         v64_or(v64_shr_n_byte(v128_low_v64(a), n),
-                                v64_shl_n_byte(v128_high_v64(a), 8 - n)));
-  else
-    return v128_from_v64(v64_zero(), v64_shr_n_byte(v128_high_v64(a), n - 8));
-}
-
-SIMD_INLINE v128 v128_shl_n_8(v128 a, unsigned int c) {
-  return v128_shl_8(a, c);
-}
-
-SIMD_INLINE v128 v128_shr_n_u8(v128 a, unsigned int c) {
-  return v128_shr_u8(a, c);
-}
-
-SIMD_INLINE v128 v128_shr_n_s8(v128 a, unsigned int c) {
-  return v128_shr_s8(a, c);
-}
-
-SIMD_INLINE v128 v128_shl_n_16(v128 a, unsigned int c) {
-  return v128_shl_16(a, c);
-}
-
-SIMD_INLINE v128 v128_shr_n_u16(v128 a, unsigned int c) {
-  return v128_shr_u16(a, c);
-}
-
-SIMD_INLINE v128 v128_shr_n_s16(v128 a, unsigned int c) {
-  return v128_shr_s16(a, c);
-}
-
-SIMD_INLINE v128 v128_shl_n_32(v128 a, unsigned int c) {
-  return v128_shl_32(a, c);
-}
-
-SIMD_INLINE v128 v128_shr_n_u32(v128 a, unsigned int c) {
-  return v128_shr_u32(a, c);
-}
-
-SIMD_INLINE v128 v128_shr_n_s32(v128 a, unsigned int c) {
-  return v128_shr_s32(a, c);
-}
-
-SIMD_INLINE v128 v128_shl_n_64(v128 a, unsigned int c) {
-  return v128_shl_64(a, c);
-}
-
-SIMD_INLINE v128 v128_shr_n_u64(v128 a, unsigned int c) {
-  return v128_shr_u64(a, c);
-}
-
-SIMD_INLINE v128 v128_shr_n_s64(v128 a, unsigned int c) {
-  return v128_shr_s64(a, c);
-}
-
-#endif
-
-typedef uint32x4_t sad128_internal_u16;
-
-SIMD_INLINE sad128_internal_u16 v128_sad_u16_init(void) {
-  return vdupq_n_u32(0);
-}
-
-/* Implementation dependent return value.  Result must be finalised with
- * v128_sad_u16_sum(). */
-SIMD_INLINE sad128_internal_u16 v128_sad_u16(sad128_internal_u16 s, v128 a,
-                                             v128 b) {
-  return vaddq_u32(
-      s, vpaddlq_u16(vsubq_u16(
-             vmaxq_u16(vreinterpretq_u16_s64(a), vreinterpretq_u16_s64(b)),
-             vminq_u16(vreinterpretq_u16_s64(a), vreinterpretq_u16_s64(b)))));
-}
-
-SIMD_INLINE uint32_t v128_sad_u16_sum(sad128_internal_u16 s) {
-  uint64x2_t t = vpaddlq_u32(s);
-  return (uint32_t)vget_lane_u64(vadd_u64(vget_high_u64(t), vget_low_u64(t)),
-                                 0);
-}
-
-typedef v128 ssd128_internal_s16;
-SIMD_INLINE ssd128_internal_s16 v128_ssd_s16_init(void) { return v128_zero(); }
-
-/* Implementation dependent return value.  Result must be finalised with
- * v128_ssd_s16_sum(). */
-SIMD_INLINE ssd128_internal_s16 v128_ssd_s16(ssd128_internal_s16 s, v128 a,
-                                             v128 b) {
-  v128 d = v128_sub_16(a, b);
-  d = v128_madd_s16(d, d);
-  return v128_add_64(
-      s, vreinterpretq_s64_u64(vpaddlq_u32(vreinterpretq_u32_s64(d))));
-}
-
-SIMD_INLINE uint64_t v128_ssd_s16_sum(ssd128_internal_s16 s) {
-  return v64_u64(v128_low_v64(s)) + v64_u64(v128_high_v64(s));
-}
-
-#endif  // AOM_AOM_DSP_SIMD_V128_INTRINSICS_ARM_H_
diff --git a/aom_dsp/simd/v256_intrinsics_arm.h b/aom_dsp/simd/v256_intrinsics_arm.h
deleted file mode 100644
index bd86ea1..0000000
--- a/aom_dsp/simd/v256_intrinsics_arm.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * Copyright (c) 2016, Alliance for Open Media. All rights reserved
- *
- * This source code is subject to the terms of the BSD 2 Clause License and
- * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
- * was not distributed with this source code in the LICENSE file, you can
- * obtain it at www.aomedia.org/license/software. If the Alliance for Open
- * Media Patent License 1.0 was not distributed with this source code in the
- * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
- */
-
-#ifndef AOM_AOM_DSP_SIMD_V256_INTRINSICS_ARM_H_
-#define AOM_AOM_DSP_SIMD_V256_INTRINSICS_ARM_H_
-
-#include "aom_dsp/simd/v256_intrinsics_v128.h"
-
-#endif  // AOM_AOM_DSP_SIMD_V256_INTRINSICS_ARM_H_
diff --git a/aom_dsp/simd/v64_intrinsics_arm.h b/aom_dsp/simd/v64_intrinsics_arm.h
deleted file mode 100644
index f38af80..0000000
--- a/aom_dsp/simd/v64_intrinsics_arm.h
+++ /dev/null
@@ -1,679 +0,0 @@
-/*
- * Copyright (c) 2016, Alliance for Open Media. All rights reserved
- *
- * This source code is subject to the terms of the BSD 2 Clause License and
- * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
- * was not distributed with this source code in the LICENSE file, you can
- * obtain it at www.aomedia.org/license/software. If the Alliance for Open
- * Media Patent License 1.0 was not distributed with this source code in the
- * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
- */
-
-#ifndef AOM_AOM_DSP_SIMD_V64_INTRINSICS_ARM_H_
-#define AOM_AOM_DSP_SIMD_V64_INTRINSICS_ARM_H_
-
-#include <arm_neon.h>
-#include <string.h>
-
-#include "config/aom_config.h"
-
-#include "aom_dsp/simd/v64_intrinsics_arm.h"
-#include "aom_ports/arm.h"
-
-#ifdef AOM_INCOMPATIBLE_GCC
-#error Incompatible gcc
-#endif
-
-typedef int64x1_t v64;
-
-SIMD_INLINE uint32_t v64_low_u32(v64 a) {
-  return vget_lane_u32(vreinterpret_u32_s64(a), 0);
-}
-
-SIMD_INLINE uint32_t v64_high_u32(v64 a) {
-  return vget_lane_u32(vreinterpret_u32_s64(a), 1);
-}
-
-SIMD_INLINE int32_t v64_low_s32(v64 a) {
-  return vget_lane_s32(vreinterpret_s32_s64(a), 0);
-}
-
-SIMD_INLINE int32_t v64_high_s32(v64 a) {
-  return vget_lane_s32(vreinterpret_s32_s64(a), 1);
-}
-
-SIMD_INLINE v64 v64_from_16(uint16_t a, uint16_t b, uint16_t c, uint16_t d) {
-  return vcreate_s64((uint64_t)a << 48 | (uint64_t)b << 32 | (uint64_t)c << 16 |
-                     d);
-}
-
-SIMD_INLINE v64 v64_from_32(uint32_t x, uint32_t y) {
-  return vcreate_s64((uint64_t)x << 32 | y);
-}
-
-SIMD_INLINE v64 v64_from_64(uint64_t x) { return vcreate_s64(x); }
-
-SIMD_INLINE uint64_t v64_u64(v64 x) { return (uint64_t)vget_lane_s64(x, 0); }
-
-SIMD_INLINE uint32_t u32_load_aligned(const void *p) {
-  return *((uint32_t *)p);
-}
-
-SIMD_INLINE uint32_t u32_load_unaligned(const void *p) {
-  return vget_lane_u32(vreinterpret_u32_u8(vld1_u8((const uint8_t *)p)), 0);
-}
-
-SIMD_INLINE void u32_store_aligned(void *p, uint32_t a) {
-  *((uint32_t *)p) = a;
-}
-
-SIMD_INLINE void u32_store_unaligned(void *p, uint32_t a) { memcpy(p, &a, 4); }
-
-SIMD_INLINE v64 v64_load_aligned(const void *p) {
-  return vreinterpret_s64_u8(vld1_u8((const uint8_t *)p));
-}
-
-SIMD_INLINE v64 v64_load_unaligned(const void *p) {
-  return v64_load_aligned(p);
-}
-
-SIMD_INLINE void v64_store_aligned(void *p, v64 r) {
-  vst1_u8((uint8_t *)p, vreinterpret_u8_s64(r));
-}
-
-SIMD_INLINE void v64_store_unaligned(void *p, v64 r) {
-  vst1_u8((uint8_t *)p, vreinterpret_u8_s64(r));
-}
-
-// The following function requires an immediate.
-// Some compilers will check this if it's optimising, others wont.
-SIMD_INLINE v64 v64_align(v64 a, v64 b, unsigned int c) {
-#if defined(__OPTIMIZE__) && __OPTIMIZE__ && !defined(__clang__)
-  return c ? vreinterpret_s64_s8(
-                 vext_s8(vreinterpret_s8_s64(b), vreinterpret_s8_s64(a), c))
-           : b;
-#else
-  return c ? v64_from_64(((uint64_t)vget_lane_s64(b, 0) >> c * 8) |
-                         ((uint64_t)vget_lane_s64(a, 0) << (8 - c) * 8))
-           : b;
-#endif
-}
-
-SIMD_INLINE v64 v64_zero(void) { return vreinterpret_s64_u8(vdup_n_u8(0)); }
-
-SIMD_INLINE v64 v64_dup_8(uint8_t x) {
-  return vreinterpret_s64_u8(vdup_n_u8(x));
-}
-
-SIMD_INLINE v64 v64_dup_16(uint16_t x) {
-  return vreinterpret_s64_u16(vdup_n_u16(x));
-}
-
-SIMD_INLINE v64 v64_dup_32(uint32_t x) {
-  return vreinterpret_s64_u32(vdup_n_u32(x));
-}
-
-SIMD_INLINE int64_t v64_dotp_su8(v64 x, v64 y) {
-  int16x8_t t =
-      vmulq_s16(vmovl_s8(vreinterpret_s8_s64(x)),
-                vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_s64(y))));
-#if AOM_ARCH_AARCH64
-  return vaddlvq_s16(t);
-#else
-  int64x2_t r = vpaddlq_s32(vpaddlq_s16(t));
-  return vget_lane_s64(vadd_s64(vget_high_s64(r), vget_low_s64(r)), 0);
-#endif
-}
-
-SIMD_INLINE int64_t v64_dotp_s16(v64 x, v64 y) {
-#if AOM_ARCH_AARCH64
-  return vaddlvq_s32(
-      vmull_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-#else
-  int64x2_t r =
-      vpaddlq_s32(vmull_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-  return vget_lane_s64(vadd_s64(vget_high_s64(r), vget_low_s64(r)), 0);
-#endif
-}
-
-SIMD_INLINE uint64_t v64_hadd_u8(v64 x) {
-#if AOM_ARCH_AARCH64
-  return vaddlv_u8(vreinterpret_u8_s64(x));
-#else
-  return vget_lane_u64(
-      vpaddl_u32(vpaddl_u16(vpaddl_u8(vreinterpret_u8_s64(x)))), 0);
-#endif
-}
-
-SIMD_INLINE int64_t v64_hadd_s16(v64 a) {
-  return vget_lane_s64(vpaddl_s32(vpaddl_s16(vreinterpret_s16_s64(a))), 0);
-}
-
-typedef uint16x8_t sad64_internal;
-
-SIMD_INLINE sad64_internal v64_sad_u8_init(void) { return vdupq_n_u16(0); }
-
-// Implementation dependent return value. Result must be finalised with
-// v64_sad_u8_sum().
-SIMD_INLINE sad64_internal v64_sad_u8(sad64_internal s, v64 a, v64 b) {
-  return vabal_u8(s, vreinterpret_u8_s64(a), vreinterpret_u8_s64(b));
-}
-
-SIMD_INLINE uint32_t v64_sad_u8_sum(sad64_internal s) {
-#if AOM_ARCH_AARCH64
-  return vaddlvq_u16(s);
-#else
-  uint64x2_t r = vpaddlq_u32(vpaddlq_u16(s));
-  return (uint32_t)vget_lane_u64(vadd_u64(vget_high_u64(r), vget_low_u64(r)),
-                                 0);
-#endif
-}
-
-typedef uint32x4_t ssd64_internal;
-
-SIMD_INLINE ssd64_internal v64_ssd_u8_init(void) { return vdupq_n_u32(0); }
-
-// Implementation dependent return value. Result must be finalised with
-// v64_ssd_u8_sum().
-SIMD_INLINE ssd64_internal v64_ssd_u8(ssd64_internal s, v64 a, v64 b) {
-  uint8x8_t t = vabd_u8(vreinterpret_u8_s64(a), vreinterpret_u8_s64(b));
-  return vaddq_u32(s, vpaddlq_u16(vmull_u8(t, t)));
-}
-
-SIMD_INLINE uint32_t v64_ssd_u8_sum(ssd64_internal s) {
-#if AOM_ARCH_AARCH64
-  return vaddvq_u32(s);
-#else
-  uint64x2_t t = vpaddlq_u32(s);
-  return vget_lane_u32(
-      vreinterpret_u32_u64(vadd_u64(vget_high_u64(t), vget_low_u64(t))), 0);
-#endif
-}
-
-SIMD_INLINE v64 v64_or(v64 x, v64 y) { return vorr_s64(x, y); }
-
-SIMD_INLINE v64 v64_xor(v64 x, v64 y) { return veor_s64(x, y); }
-
-SIMD_INLINE v64 v64_and(v64 x, v64 y) { return vand_s64(x, y); }
-
-SIMD_INLINE v64 v64_andn(v64 x, v64 y) { return vbic_s64(x, y); }
-
-SIMD_INLINE v64 v64_add_8(v64 x, v64 y) {
-  return vreinterpret_s64_u8(
-      vadd_u8(vreinterpret_u8_s64(x), vreinterpret_u8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_sadd_u8(v64 x, v64 y) {
-  return vreinterpret_s64_u8(
-      vqadd_u8(vreinterpret_u8_s64(x), vreinterpret_u8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_sadd_s8(v64 x, v64 y) {
-  return vreinterpret_s64_s8(
-      vqadd_s8(vreinterpret_s8_s64(x), vreinterpret_s8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_add_16(v64 x, v64 y) {
-  return vreinterpret_s64_s16(
-      vadd_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_sadd_s16(v64 x, v64 y) {
-  return vreinterpret_s64_s16(
-      vqadd_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_add_32(v64 x, v64 y) {
-  return vreinterpret_s64_u32(
-      vadd_u32(vreinterpret_u32_s64(x), vreinterpret_u32_s64(y)));
-}
-
-SIMD_INLINE v64 v64_sub_8(v64 x, v64 y) {
-  return vreinterpret_s64_u8(
-      vsub_u8(vreinterpret_u8_s64(x), vreinterpret_u8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_sub_16(v64 x, v64 y) {
-  return vreinterpret_s64_s16(
-      vsub_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_ssub_s16(v64 x, v64 y) {
-  return vreinterpret_s64_s16(
-      vqsub_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_ssub_u16(v64 x, v64 y) {
-  return vreinterpret_s64_u16(
-      vqsub_u16(vreinterpret_u16_s64(x), vreinterpret_u16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_ssub_u8(v64 x, v64 y) {
-  return vreinterpret_s64_u8(
-      vqsub_u8(vreinterpret_u8_s64(x), vreinterpret_u8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_ssub_s8(v64 x, v64 y) {
-  return vreinterpret_s64_s8(
-      vqsub_s8(vreinterpret_s8_s64(x), vreinterpret_s8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_sub_32(v64 x, v64 y) {
-  return vreinterpret_s64_s32(
-      vsub_s32(vreinterpret_s32_s64(x), vreinterpret_s32_s64(y)));
-}
-
-SIMD_INLINE v64 v64_abs_s16(v64 x) {
-  return vreinterpret_s64_s16(vabs_s16(vreinterpret_s16_s64(x)));
-}
-
-SIMD_INLINE v64 v64_abs_s8(v64 x) {
-  return vreinterpret_s64_s8(vabs_s8(vreinterpret_s8_s64(x)));
-}
-
-SIMD_INLINE v64 v64_mullo_s16(v64 x, v64 y) {
-  return vreinterpret_s64_s16(
-      vmul_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_mulhi_s16(v64 x, v64 y) {
-#if AOM_ARCH_AARCH64
-  int16x8_t t = vreinterpretq_s16_s32(
-      vmull_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-  return vget_low_s64(vreinterpretq_s64_s16(vuzp2q_s16(t, t)));
-#else
-  return vreinterpret_s64_s16(vmovn_s32(vshrq_n_s32(
-      vmull_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)), 16)));
-#endif
-}
-
-SIMD_INLINE v64 v64_mullo_s32(v64 x, v64 y) {
-  return vreinterpret_s64_s32(
-      vmul_s32(vreinterpret_s32_s64(x), vreinterpret_s32_s64(y)));
-}
-
-SIMD_INLINE v64 v64_madd_s16(v64 x, v64 y) {
-  int32x4_t t = vmull_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y));
-  return vreinterpret_s64_s32(
-      vpadd_s32(vreinterpret_s32_s64(vget_low_s64(vreinterpretq_s64_s32(t))),
-                vreinterpret_s32_s64(vget_high_s64(vreinterpretq_s64_s32(t)))));
-}
-
-SIMD_INLINE v64 v64_madd_us8(v64 x, v64 y) {
-  int16x8_t t =
-      vmulq_s16(vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_s64(x))),
-                vmovl_s8(vreinterpret_s8_s64(y)));
-  return vreinterpret_s64_s16(vqmovn_s32(vpaddlq_s16(t)));
-}
-
-SIMD_INLINE v64 v64_avg_u8(v64 x, v64 y) {
-  return vreinterpret_s64_u8(
-      vrhadd_u8(vreinterpret_u8_s64(x), vreinterpret_u8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_rdavg_u8(v64 x, v64 y) {
-  return vreinterpret_s64_u8(
-      vhadd_u8(vreinterpret_u8_s64(x), vreinterpret_u8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_rdavg_u16(v64 x, v64 y) {
-  return vreinterpret_s64_u16(
-      vhadd_u16(vreinterpret_u16_s64(x), vreinterpret_u16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_avg_u16(v64 x, v64 y) {
-  return vreinterpret_s64_u16(
-      vrhadd_u16(vreinterpret_u16_s64(x), vreinterpret_u16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_max_u8(v64 x, v64 y) {
-  return vreinterpret_s64_u8(
-      vmax_u8(vreinterpret_u8_s64(x), vreinterpret_u8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_min_u8(v64 x, v64 y) {
-  return vreinterpret_s64_u8(
-      vmin_u8(vreinterpret_u8_s64(x), vreinterpret_u8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_max_s8(v64 x, v64 y) {
-  return vreinterpret_s64_s8(
-      vmax_s8(vreinterpret_s8_s64(x), vreinterpret_s8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_min_s8(v64 x, v64 y) {
-  return vreinterpret_s64_s8(
-      vmin_s8(vreinterpret_s8_s64(x), vreinterpret_s8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_max_s16(v64 x, v64 y) {
-  return vreinterpret_s64_s16(
-      vmax_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_min_s16(v64 x, v64 y) {
-  return vreinterpret_s64_s16(
-      vmin_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_ziplo_8(v64 x, v64 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpret_s64_u8(
-      vzip1_u8(vreinterpret_u8_s64(y), vreinterpret_u8_s64(x)));
-#else
-  uint8x8x2_t r = vzip_u8(vreinterpret_u8_s64(y), vreinterpret_u8_s64(x));
-  return vreinterpret_s64_u8(r.val[0]);
-#endif
-}
-
-SIMD_INLINE v64 v64_ziphi_8(v64 x, v64 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpret_s64_u8(
-      vzip2_u8(vreinterpret_u8_s64(y), vreinterpret_u8_s64(x)));
-#else
-  uint8x8x2_t r = vzip_u8(vreinterpret_u8_s64(y), vreinterpret_u8_s64(x));
-  return vreinterpret_s64_u8(r.val[1]);
-#endif
-}
-
-SIMD_INLINE v64 v64_ziplo_16(v64 x, v64 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpret_s64_u16(
-      vzip1_u16(vreinterpret_u16_s64(y), vreinterpret_u16_s64(x)));
-#else
-  int16x4x2_t r = vzip_s16(vreinterpret_s16_s64(y), vreinterpret_s16_s64(x));
-  return vreinterpret_s64_s16(r.val[0]);
-#endif
-}
-
-SIMD_INLINE v64 v64_ziphi_16(v64 x, v64 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpret_s64_u16(
-      vzip2_u16(vreinterpret_u16_s64(y), vreinterpret_u16_s64(x)));
-#else
-  int16x4x2_t r = vzip_s16(vreinterpret_s16_s64(y), vreinterpret_s16_s64(x));
-  return vreinterpret_s64_s16(r.val[1]);
-#endif
-}
-
-SIMD_INLINE v64 v64_ziplo_32(v64 x, v64 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpret_s64_u32(
-      vzip1_u32(vreinterpret_u32_s64(y), vreinterpret_u32_s64(x)));
-#else
-  int32x2x2_t r = vzip_s32(vreinterpret_s32_s64(y), vreinterpret_s32_s64(x));
-  return vreinterpret_s64_s32(r.val[0]);
-#endif
-}
-
-SIMD_INLINE v64 v64_ziphi_32(v64 x, v64 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpret_s64_u32(
-      vzip2_u32(vreinterpret_u32_s64(y), vreinterpret_u32_s64(x)));
-#else
-  int32x2x2_t r = vzip_s32(vreinterpret_s32_s64(y), vreinterpret_s32_s64(x));
-  return vreinterpret_s64_s32(r.val[1]);
-#endif
-}
-
-SIMD_INLINE v64 v64_unpacklo_u8_s16(v64 a) {
-  return vreinterpret_s64_u16(vget_low_u16(vmovl_u8(vreinterpret_u8_s64(a))));
-}
-
-SIMD_INLINE v64 v64_unpackhi_u8_s16(v64 a) {
-  return vreinterpret_s64_u16(vget_high_u16(vmovl_u8(vreinterpret_u8_s64(a))));
-}
-
-SIMD_INLINE v64 v64_unpacklo_s8_s16(v64 a) {
-  return vreinterpret_s64_s16(vget_low_s16(vmovl_s8(vreinterpret_s8_s64(a))));
-}
-
-SIMD_INLINE v64 v64_unpackhi_s8_s16(v64 a) {
-  return vreinterpret_s64_s16(vget_high_s16(vmovl_s8(vreinterpret_s8_s64(a))));
-}
-
-SIMD_INLINE v64 v64_pack_s32_s16(v64 x, v64 y) {
-  return vreinterpret_s64_s16(vqmovn_s32(
-      vcombine_s32(vreinterpret_s32_s64(y), vreinterpret_s32_s64(x))));
-}
-
-SIMD_INLINE v64 v64_pack_s32_u16(v64 x, v64 y) {
-  return vreinterpret_s64_u16(vqmovun_s32(
-      vcombine_s32(vreinterpret_s32_s64(y), vreinterpret_s32_s64(x))));
-}
-
-SIMD_INLINE v64 v64_pack_s16_u8(v64 x, v64 y) {
-  return vreinterpret_s64_u8(vqmovun_s16(vreinterpretq_s16_s32(
-      vcombine_s32(vreinterpret_s32_s64(y), vreinterpret_s32_s64(x)))));
-}
-
-SIMD_INLINE v64 v64_pack_s16_s8(v64 x, v64 y) {
-  return vreinterpret_s64_s8(vqmovn_s16(vreinterpretq_s16_s32(
-      vcombine_s32(vreinterpret_s32_s64(y), vreinterpret_s32_s64(x)))));
-}
-
-SIMD_INLINE v64 v64_unziplo_8(v64 x, v64 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpret_s64_u8(
-      vuzp1_u8(vreinterpret_u8_s64(y), vreinterpret_u8_s64(x)));
-#else
-  uint8x8x2_t r = vuzp_u8(vreinterpret_u8_s64(y), vreinterpret_u8_s64(x));
-  return vreinterpret_s64_u8(r.val[0]);
-#endif
-}
-
-SIMD_INLINE v64 v64_unziphi_8(v64 x, v64 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpret_s64_u8(
-      vuzp2_u8(vreinterpret_u8_s64(y), vreinterpret_u8_s64(x)));
-#else
-  uint8x8x2_t r = vuzp_u8(vreinterpret_u8_s64(y), vreinterpret_u8_s64(x));
-  return vreinterpret_s64_u8(r.val[1]);
-#endif
-}
-
-SIMD_INLINE v64 v64_unziplo_16(v64 x, v64 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpret_s64_u16(
-      vuzp1_u16(vreinterpret_u16_s64(y), vreinterpret_u16_s64(x)));
-#else
-  uint16x4x2_t r = vuzp_u16(vreinterpret_u16_s64(y), vreinterpret_u16_s64(x));
-  return vreinterpret_s64_u16(r.val[0]);
-#endif
-}
-
-SIMD_INLINE v64 v64_unziphi_16(v64 x, v64 y) {
-#if AOM_ARCH_AARCH64
-  return vreinterpret_s64_u16(
-      vuzp2_u16(vreinterpret_u16_s64(y), vreinterpret_u16_s64(x)));
-#else
-  uint16x4x2_t r = vuzp_u16(vreinterpret_u16_s64(y), vreinterpret_u16_s64(x));
-  return vreinterpret_s64_u16(r.val[1]);
-#endif
-}
-
-SIMD_INLINE v64 v64_unpacklo_s16_s32(v64 x) {
-  return vreinterpret_s64_s32(vget_low_s32(vmovl_s16(vreinterpret_s16_s64(x))));
-}
-
-SIMD_INLINE v64 v64_unpacklo_u16_s32(v64 x) {
-  return vreinterpret_s64_u32(vget_low_u32(vmovl_u16(vreinterpret_u16_s64(x))));
-}
-
-SIMD_INLINE v64 v64_unpackhi_s16_s32(v64 x) {
-  return vreinterpret_s64_s32(
-      vget_high_s32(vmovl_s16(vreinterpret_s16_s64(x))));
-}
-
-SIMD_INLINE v64 v64_unpackhi_u16_s32(v64 x) {
-  return vreinterpret_s64_u32(
-      vget_high_u32(vmovl_u16(vreinterpret_u16_s64(x))));
-}
-
-SIMD_INLINE v64 v64_shuffle_8(v64 x, v64 pattern) {
-  return vreinterpret_s64_u8(
-      vtbl1_u8(vreinterpret_u8_s64(x), vreinterpret_u8_s64(pattern)));
-}
-
-SIMD_INLINE v64 v64_cmpgt_s8(v64 x, v64 y) {
-  return vreinterpret_s64_u8(
-      vcgt_s8(vreinterpret_s8_s64(x), vreinterpret_s8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_cmplt_s8(v64 x, v64 y) {
-  return vreinterpret_s64_u8(
-      vclt_s8(vreinterpret_s8_s64(x), vreinterpret_s8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_cmpeq_8(v64 x, v64 y) {
-  return vreinterpret_s64_u8(
-      vceq_u8(vreinterpret_u8_s64(x), vreinterpret_u8_s64(y)));
-}
-
-SIMD_INLINE v64 v64_cmpgt_s16(v64 x, v64 y) {
-  return vreinterpret_s64_u16(
-      vcgt_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_cmplt_s16(v64 x, v64 y) {
-  return vreinterpret_s64_u16(
-      vclt_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_cmpeq_16(v64 x, v64 y) {
-  return vreinterpret_s64_u16(
-      vceq_s16(vreinterpret_s16_s64(x), vreinterpret_s16_s64(y)));
-}
-
-SIMD_INLINE v64 v64_shl_8(v64 a, unsigned int c) {
-  return vreinterpret_s64_u8(
-      vshl_u8(vreinterpret_u8_s64(a), vdup_n_s8((int8_t)c)));
-}
-
-SIMD_INLINE v64 v64_shr_u8(v64 a, unsigned int c) {
-  return vreinterpret_s64_u8(
-      vshl_u8(vreinterpret_u8_s64(a), vdup_n_s8(-(int8_t)c)));
-}
-
-SIMD_INLINE v64 v64_shr_s8(v64 a, unsigned int c) {
-  return vreinterpret_s64_s8(
-      vshl_s8(vreinterpret_s8_s64(a), vdup_n_s8(-(int8_t)c)));
-}
-
-SIMD_INLINE v64 v64_shl_16(v64 a, unsigned int c) {
-  return vreinterpret_s64_u16(
-      vshl_u16(vreinterpret_u16_s64(a), vdup_n_s16((int16_t)c)));
-}
-
-SIMD_INLINE v64 v64_shr_u16(v64 a, unsigned int c) {
-  return vreinterpret_s64_u16(
-      vshl_u16(vreinterpret_u16_s64(a), vdup_n_s16(-(int16_t)c)));
-}
-
-SIMD_INLINE v64 v64_shr_s16(v64 a, unsigned int c) {
-  return vreinterpret_s64_s16(
-      vshl_s16(vreinterpret_s16_s64(a), vdup_n_s16(-(int16_t)c)));
-}
-
-SIMD_INLINE v64 v64_shl_32(v64 a, unsigned int c) {
-  return vreinterpret_s64_u32(
-      vshl_u32(vreinterpret_u32_s64(a), vdup_n_s32((int32_t)c)));
-}
-
-SIMD_INLINE v64 v64_shr_u32(v64 a, unsigned int c) {
-  return vreinterpret_s64_u32(
-      vshl_u32(vreinterpret_u32_s64(a), vdup_n_s32(-(int32_t)c)));
-}
-
-SIMD_INLINE v64 v64_shr_s32(v64 a, unsigned int c) {
-  return vreinterpret_s64_s32(
-      vshl_s32(vreinterpret_s32_s64(a), vdup_n_s32(-(int32_t)c)));
-}
-
-// The following functions require an immediate.
-// Some compilers will check this during optimisation, others wont.
-#if defined(__OPTIMIZE__) && __OPTIMIZE__ && !defined(__clang__)
-
-SIMD_INLINE v64 v64_shl_n_byte(v64 a, unsigned int c) {
-  return vshl_n_s64(a, c * 8);
-}
-
-SIMD_INLINE v64 v64_shr_n_byte(v64 a, unsigned int c) {
-  return c ? (v64)vshr_n_u64(vreinterpret_u64_s64(a), c * 8) : a;
-}
-
-SIMD_INLINE v64 v64_shl_n_8(v64 a, unsigned int c) {
-  return c ? vreinterpret_s64_u8(vshl_n_u8(vreinterpret_u8_s64(a), c)) : a;
-}
-
-SIMD_INLINE v64 v64_shr_n_u8(v64 a, unsigned int c) {
-  return c ? vreinterpret_s64_u8(vshr_n_u8(vreinterpret_u8_s64(a), c)) : a;
-}
-
-SIMD_INLINE v64 v64_shr_n_s8(v64 a, unsigned int c) {
-  return c ? vreinterpret_s64_s8(vshr_n_s8(vreinterpret_s8_s64(a), c)) : a;
-}
-
-SIMD_INLINE v64 v64_shl_n_16(v64 a, unsigned int c) {
-  return c ? vreinterpret_s64_u16(vshl_n_u16(vreinterpret_u16_s64(a), c)) : a;
-}
-
-SIMD_INLINE v64 v64_shr_n_u16(v64 a, unsigned int c) {
-  return c ? vreinterpret_s64_u16(vshr_n_u16(vreinterpret_u16_s64(a), c)) : a;
-}
-
-SIMD_INLINE v64 v64_shr_n_s16(v64 a, unsigned int c) {
-  return c ? vreinterpret_s64_s16(vshr_n_s16(vreinterpret_s16_s64(a), c)) : a;
-}
-
-SIMD_INLINE v64 v64_shl_n_32(v64 a, unsigned int c) {
-  return c ? vreinterpret_s64_u32(vshl_n_u32(vreinterpret_u32_s64(a), c)) : a;
-}
-
-SIMD_INLINE v64 v64_shr_n_u32(v64 a, unsigned int c) {
-  return c ? vreinterpret_s64_u32(vshr_n_u32(vreinterpret_u32_s64(a), c)) : a;
-}
-
-SIMD_INLINE v64 v64_shr_n_s32(v64 a, unsigned int c) {
-  return c ? vreinterpret_s64_s32(vshr_n_s32(vreinterpret_s32_s64(a), c)) : a;
-}
-
-#else
-
-SIMD_INLINE v64 v64_shl_n_byte(v64 a, unsigned int c) {
-  return v64_from_64(v64_u64(a) << c * 8);
-}
-
-SIMD_INLINE v64 v64_shr_n_byte(v64 a, unsigned int c) {
-  return v64_from_64(v64_u64(a) >> c * 8);
-}
-
-SIMD_INLINE v64 v64_shl_n_8(v64 a, unsigned int c) { return v64_shl_8(a, c); }
-
-SIMD_INLINE v64 v64_shr_n_u8(v64 a, unsigned int c) { return v64_shr_u8(a, c); }
-
-SIMD_INLINE v64 v64_shr_n_s8(v64 a, unsigned int c) { return v64_shr_s8(a, c); }
-
-SIMD_INLINE v64 v64_shl_n_16(v64 a, unsigned int c) { return v64_shl_16(a, c); }
-
-SIMD_INLINE v64 v64_shr_n_u16(v64 a, unsigned int c) {
-  return v64_shr_u16(a, c);
-}
-
-SIMD_INLINE v64 v64_shr_n_s16(v64 a, unsigned int c) {
-  return v64_shr_s16(a, c);
-}
-
-SIMD_INLINE v64 v64_shl_n_32(v64 a, unsigned int c) { return v64_shl_32(a, c); }
-
-SIMD_INLINE v64 v64_shr_n_u32(v64 a, unsigned int c) {
-  return v64_shr_u32(a, c);
-}
-
-SIMD_INLINE v64 v64_shr_n_s32(v64 a, unsigned int c) {
-  return v64_shr_s32(a, c);
-}
-
-#endif
-
-#endif  // AOM_AOM_DSP_SIMD_V64_INTRINSICS_ARM_H_
diff --git a/test/simd_cmp_neon.cc b/test/simd_cmp_neon.cc
deleted file mode 100644
index 53c1e2a..0000000
--- a/test/simd_cmp_neon.cc
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * Copyright (c) 2016, Alliance for Open Media. All rights reserved
- *
- * This source code is subject to the terms of the BSD 2 Clause License and
- * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
- * was not distributed with this source code in the LICENSE file, you can
- * obtain it at www.aomedia.org/license/software. If the Alliance for Open
- * Media Patent License 1.0 was not distributed with this source code in the
- * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
- */
-
-#if defined(__OPTIMIZE__) && __OPTIMIZE__
-#define ARCH NEON
-#define ARCH_POSTFIX(name) name##_neon
-#define SIMD_NAMESPACE simd_test_neon
-#include "test/simd_cmp_impl.h"
-#endif
diff --git a/test/simd_neon_test.cc b/test/simd_neon_test.cc
deleted file mode 100644
index b67b188..0000000
--- a/test/simd_neon_test.cc
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * Copyright (c) 2016, Alliance for Open Media. All rights reserved
- *
- * This source code is subject to the terms of the BSD 2 Clause License and
- * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
- * was not distributed with this source code in the LICENSE file, you can
- * obtain it at www.aomedia.org/license/software. If the Alliance for Open
- * Media Patent License 1.0 was not distributed with this source code in the
- * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
- */
-
-#if defined(__OPTIMIZE__) && __OPTIMIZE__
-#define ARCH NEON
-#define ARCH_POSTFIX(name) name##_neon
-#define SIMD_NAMESPACE simd_test_neon
-#include "test/simd_impl.h"
-#endif
diff --git a/test/test.cmake b/test/test.cmake
index 2ca7e64..ce94a5a 100644
--- a/test/test.cmake
+++ b/test/test.cmake
@@ -157,12 +157,6 @@
               "${AOM_ROOT}/test/simd_cmp_impl.h"
               "${AOM_ROOT}/test/simd_impl.h")
 
-  if(HAVE_NEON)
-    list(APPEND AOM_UNIT_TEST_COMMON_INTRIN_NEON
-                "${AOM_ROOT}/test/simd_cmp_neon.cc")
-    add_to_libaom_test_srcs(AOM_UNIT_TEST_COMMON_INTRIN_NEON)
-  endif()
-
   if(HAVE_SSE2)
     list(APPEND AOM_UNIT_TEST_COMMON_INTRIN_SSE2
                 "${AOM_ROOT}/test/simd_cmp_sse2.cc")
@@ -303,11 +297,6 @@
     endif()
   endif()
 
-  if(HAVE_NEON)
-    list(APPEND AOM_UNIT_TEST_COMMON_SOURCES
-                "${AOM_ROOT}/test/simd_neon_test.cc")
-  endif()
-
   if(CONFIG_FPMT_TEST AND (NOT CONFIG_REALTIME_ONLY))
     list(APPEND AOM_UNIT_TEST_COMMON_SOURCES
                 "${AOM_ROOT}/test/frame_parallel_enc_test.cc")