Import aom library

This is the reference implementation for the Alliance for Open Media's av1 video code.

The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36.

1 files changed, 1590 insertions, 0 deletions

diff --git a/third_party/aom/aom_dsp/mips/convolve8_dspr2.c b/third_party/aom/aom_dsp/mips/convolve8_dspr2.c
new file mode 100644
index 000000000..c871702f4
--- /dev/null
+++ b/third_party/aom/aom_dsp/mips/convolve8_dspr2.c
@@ -0,0 +1,1590 @@
+/*
+ * 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.
+ */
+
+#include <assert.h>
+#include <stdio.h>
+
+#include "./aom_dsp_rtcd.h"
+#include "aom_dsp/mips/convolve_common_dspr2.h"
+#include "aom_dsp/aom_dsp_common.h"
+#include "aom_dsp/aom_filter.h"
+#include "aom_ports/mem.h"
+
+#if HAVE_DSPR2
+static void convolve_horiz_4_transposed_dspr2(const uint8_t *src,
+                                              int32_t src_stride, uint8_t *dst,
+                                              int32_t dst_stride,
+                                              const int16_t *filter_x0,
+                                              int32_t h) {
+  int32_t y;
+  uint8_t *cm = aom_ff_cropTbl;
+  uint8_t *dst_ptr;
+  int32_t vector1b, vector2b, vector3b, vector4b;
+  int32_t Temp1, Temp2, Temp3, Temp4;
+  uint32_t vector4a = 64;
+  uint32_t tp1, tp2;
+  uint32_t p1, p2, p3, p4;
+  uint32_t tn1, tn2;
+
+  vector1b = ((const int32_t *)filter_x0)[0];
+  vector2b = ((const int32_t *)filter_x0)[1];
+  vector3b = ((const int32_t *)filter_x0)[2];
+  vector4b = ((const int32_t *)filter_x0)[3];
+
+  for (y = h; y--;) {
+    dst_ptr = dst;
+    /* prefetch data to cache memory */
+    prefetch_load(src + src_stride);
+    prefetch_load(src + src_stride + 32);
+
+    __asm__ __volatile__(
+        "ulw              %[tp1],         0(%[src])                      \n\t"
+        "ulw              %[tp2],         4(%[src])                      \n\t"
+
+        /* even 1. pixel */
+        "mtlo             %[vector4a],    $ac3                           \n\t"
+        "mthi             $zero,          $ac3                           \n\t"
+        "preceu.ph.qbr    %[p1],          %[tp1]                         \n\t"
+        "preceu.ph.qbl    %[p2],          %[tp1]                         \n\t"
+        "preceu.ph.qbr    %[p3],          %[tp2]                         \n\t"
+        "preceu.ph.qbl    %[p4],          %[tp2]                         \n\t"
+        "dpa.w.ph         $ac3,           %[p1],          %[vector1b]    \n\t"
+        "dpa.w.ph         $ac3,           %[p2],          %[vector2b]    \n\t"
+        "dpa.w.ph         $ac3,           %[p3],          %[vector3b]    \n\t"
+        "ulw              %[tn2],         8(%[src])                      \n\t"
+        "dpa.w.ph         $ac3,           %[p4],          %[vector4b]    \n\t"
+        "extp             %[Temp1],       $ac3,           31             \n\t"
+
+        /* even 2. pixel */
+        "mtlo             %[vector4a],    $ac2                           \n\t"
+        "mthi             $zero,          $ac2                           \n\t"
+        "preceu.ph.qbr    %[p1],          %[tn2]                         \n\t"
+        "balign           %[tn1],         %[tn2],         3              \n\t"
+        "balign           %[tn2],         %[tp2],         3              \n\t"
+        "balign           %[tp2],         %[tp1],         3              \n\t"
+        "dpa.w.ph         $ac2,           %[p2],          %[vector1b]    \n\t"
+        "dpa.w.ph         $ac2,           %[p3],          %[vector2b]    \n\t"
+        "dpa.w.ph         $ac2,           %[p4],          %[vector3b]    \n\t"
+        "dpa.w.ph         $ac2,           %[p1],          %[vector4b]    \n\t"
+        "extp             %[Temp3],       $ac2,           31             \n\t"
+
+        /* odd 1. pixel */
+        "lbux             %[tp1],         %[Temp1](%[cm])                \n\t"
+        "mtlo             %[vector4a],    $ac3                           \n\t"
+        "mthi             $zero,          $ac3                           \n\t"
+        "preceu.ph.qbr    %[p1],          %[tp2]                         \n\t"
+        "preceu.ph.qbl    %[p2],          %[tp2]                         \n\t"
+        "preceu.ph.qbr    %[p3],          %[tn2]                         \n\t"
+        "preceu.ph.qbl    %[p4],          %[tn2]                         \n\t"
+        "dpa.w.ph         $ac3,           %[p1],          %[vector1b]    \n\t"
+        "dpa.w.ph         $ac3,           %[p2],          %[vector2b]    \n\t"
+        "dpa.w.ph         $ac3,           %[p3],          %[vector3b]    \n\t"
+        "dpa.w.ph         $ac3,           %[p4],          %[vector4b]    \n\t"
+        "extp             %[Temp2],       $ac3,           31             \n\t"
+
+        /* odd 2. pixel */
+        "lbux             %[tp2],         %[Temp3](%[cm])                \n\t"
+        "mtlo             %[vector4a],    $ac2                           \n\t"
+        "mthi             $zero,          $ac2                           \n\t"
+        "preceu.ph.qbr    %[p1],          %[tn1]                         \n\t"
+        "dpa.w.ph         $ac2,           %[p2],          %[vector1b]    \n\t"
+        "dpa.w.ph         $ac2,           %[p3],          %[vector2b]    \n\t"
+        "dpa.w.ph         $ac2,           %[p4],          %[vector3b]    \n\t"
+        "dpa.w.ph         $ac2,           %[p1],          %[vector4b]    \n\t"
+        "extp             %[Temp4],       $ac2,           31             \n\t"
+
+        /* clamp */
+        "lbux             %[tn1],         %[Temp2](%[cm])                \n\t"
+        "lbux             %[p2],          %[Temp4](%[cm])                \n\t"
+
+        /* store bytes */
+        "sb               %[tp1],         0(%[dst_ptr])                  \n\t"
+        "addu             %[dst_ptr],     %[dst_ptr],     %[dst_stride]  \n\t"
+
+        "sb               %[tn1],         0(%[dst_ptr])                  \n\t"
+        "addu             %[dst_ptr],     %[dst_ptr],     %[dst_stride]  \n\t"
+
+        "sb               %[tp2],         0(%[dst_ptr])                  \n\t"
+        "addu             %[dst_ptr],     %[dst_ptr],     %[dst_stride]  \n\t"
+
+        "sb               %[p2],          0(%[dst_ptr])                  \n\t"
+        "addu             %[dst_ptr],     %[dst_ptr],     %[dst_stride]  \n\t"
+
+        : [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tn1] "=&r"(tn1),
+          [tn2] "=&r"(tn2), [p1] "=&r"(p1), [p2] "=&r"(p2), [p3] "=&r"(p3),
+          [p4] "=&r"(p4), [Temp1] "=&r"(Temp1), [Temp2] "=&r"(Temp2),
+          [Temp3] "=&r"(Temp3), [Temp4] "=&r"(Temp4), [dst_ptr] "+r"(dst_ptr)
+        : [vector1b] "r"(vector1b), [vector2b] "r"(vector2b),
+          [vector3b] "r"(vector3b), [vector4b] "r"(vector4b),
+          [vector4a] "r"(vector4a), [cm] "r"(cm), [src] "r"(src),
+          [dst_stride] "r"(dst_stride));
+
+    /* Next row... */
+    src += src_stride;
+    dst += 1;
+  }
+}
+
+static void convolve_horiz_8_transposed_dspr2(const uint8_t *src,
+                                              int32_t src_stride, uint8_t *dst,
+                                              int32_t dst_stride,
+                                              const int16_t *filter_x0,
+                                              int32_t h) {
+  int32_t y;
+  uint8_t *cm = aom_ff_cropTbl;
+  uint8_t *dst_ptr;
+  uint32_t vector4a = 64;
+  int32_t vector1b, vector2b, vector3b, vector4b;
+  int32_t Temp1, Temp2, Temp3;
+  uint32_t tp1, tp2, tp3;
+  uint32_t p1, p2, p3, p4, n1;
+  uint8_t *odd_dst;
+  uint32_t dst_pitch_2 = (dst_stride << 1);
+
+  vector1b = ((const int32_t *)filter_x0)[0];
+  vector2b = ((const int32_t *)filter_x0)[1];
+  vector3b = ((const int32_t *)filter_x0)[2];
+  vector4b = ((const int32_t *)filter_x0)[3];
+
+  for (y = h; y--;) {
+    /* prefetch data to cache memory */
+    prefetch_load(src + src_stride);
+    prefetch_load(src + src_stride + 32);
+
+    dst_ptr = dst;
+    odd_dst = (dst_ptr + dst_stride);
+
+    __asm__ __volatile__(
+        "ulw              %[tp2],         0(%[src])                       \n\t"
+        "ulw              %[tp1],         4(%[src])                       \n\t"
+
+        /* even 1. pixel */
+        "mtlo             %[vector4a],    $ac3                            \n\t"
+        "mthi             $zero,          $ac3                            \n\t"
+        "mtlo             %[vector4a],    $ac2                            \n\t"
+        "mthi             $zero,          $ac2                            \n\t"
+        "preceu.ph.qbr    %[p1],          %[tp2]                          \n\t"
+        "preceu.ph.qbl    %[p2],          %[tp2]                          \n\t"
+        "preceu.ph.qbr    %[p3],          %[tp1]                          \n\t"
+        "preceu.ph.qbl    %[p4],          %[tp1]                          \n\t"
+        "ulw              %[tp3],         8(%[src])                       \n\t"
+        "dpa.w.ph         $ac3,           %[p1],          %[vector1b]     \n\t"
+        "dpa.w.ph         $ac3,           %[p2],          %[vector2b]     \n\t"
+        "dpa.w.ph         $ac3,           %[p3],          %[vector3b]     \n\t"
+        "dpa.w.ph         $ac3,           %[p4],          %[vector4b]     \n\t"
+        "extp             %[Temp1],       $ac3,           31              \n\t"
+
+        /* even 2. pixel */
+        "preceu.ph.qbr    %[p1],          %[tp3]                          \n\t"
+        "preceu.ph.qbl    %[n1],          %[tp3]                          \n\t"
+        "ulw              %[tp2],         12(%[src])                      \n\t"
+        "dpa.w.ph         $ac2,           %[p2],          %[vector1b]     \n\t"
+        "dpa.w.ph         $ac2,           %[p3],          %[vector2b]     \n\t"
+        "dpa.w.ph         $ac2,           %[p4],          %[vector3b]     \n\t"
+        "dpa.w.ph         $ac2,           %[p1],          %[vector4b]     \n\t"
+        "extp             %[Temp3],       $ac2,           31              \n\t"
+
+        /* even 3. pixel */
+        "lbux             %[Temp2],       %[Temp1](%[cm])                 \n\t"
+        "mtlo             %[vector4a],    $ac1                            \n\t"
+        "mthi             $zero,          $ac1                            \n\t"
+        "preceu.ph.qbr    %[p2],          %[tp2]                          \n\t"
+        "dpa.w.ph         $ac1,           %[p3],          %[vector1b]     \n\t"
+        "dpa.w.ph         $ac1,           %[p4],          %[vector2b]     \n\t"
+        "dpa.w.ph         $ac1,           %[p1],          %[vector3b]     \n\t"
+        "lbux             %[tp3],         %[Temp3](%[cm])                 \n\t"
+        "dpa.w.ph         $ac1,           %[n1],          %[vector4b]     \n\t"
+        "extp             %[p3],          $ac1,           31              \n\t"
+
+        /* even 4. pixel */
+        "mtlo             %[vector4a],    $ac2                            \n\t"
+        "mthi             $zero,          $ac2                            \n\t"
+        "mtlo             %[vector4a],    $ac3                            \n\t"
+        "mthi             $zero,          $ac3                            \n\t"
+        "sb               %[Temp2],       0(%[dst_ptr])                   \n\t"
+        "addu             %[dst_ptr],     %[dst_ptr],     %[dst_pitch_2]  \n\t"
+        "sb               %[tp3],         0(%[dst_ptr])                   \n\t"
+        "addu             %[dst_ptr],     %[dst_ptr],     %[dst_pitch_2]  \n\t"
+
+        "ulw              %[tp1],         1(%[src])                       \n\t"
+        "ulw              %[tp3],         5(%[src])                       \n\t"
+
+        "dpa.w.ph         $ac2,           %[p4],          %[vector1b]     \n\t"
+        "dpa.w.ph         $ac2,           %[p1],          %[vector2b]     \n\t"
+        "dpa.w.ph         $ac2,           %[n1],          %[vector3b]     \n\t"
+        "dpa.w.ph         $ac2,           %[p2],          %[vector4b]     \n\t"
+        "extp             %[Temp3],       $ac2,           31              \n\t"
+
+        "lbux             %[tp2],         %[p3](%[cm])                    \n\t"
+
+        /* odd 1. pixel */
+        "mtlo             %[vector4a],    $ac1                            \n\t"
+        "mthi             $zero,          $ac1                            \n\t"
+        "preceu.ph.qbr    %[p1],          %[tp1]                          \n\t"
+        "preceu.ph.qbl    %[p2],          %[tp1]                          \n\t"
+        "preceu.ph.qbr    %[p3],          %[tp3]                          \n\t"
+        "preceu.ph.qbl    %[p4],          %[tp3]                          \n\t"
+        "sb               %[tp2],         0(%[dst_ptr])                   \n\t"
+        "addu             %[dst_ptr],     %[dst_ptr],     %[dst_pitch_2]  \n\t"
+        "ulw              %[tp2],         9(%[src])                       \n\t"
+
+        "dpa.w.ph         $ac3,           %[p1],          %[vector1b]     \n\t"
+        "dpa.w.ph         $ac3,           %[p2],          %[vector2b]     \n\t"
+        "dpa.w.ph         $ac3,           %[p3],          %[vector3b]     \n\t"
+        "dpa.w.ph         $ac3,           %[p4],          %[vector4b]     \n\t"
+        "extp             %[Temp2],       $ac3,           31              \n\t"
+
+        /* odd 2. pixel */
+        "lbux             %[tp1],         %[Temp3](%[cm])                 \n\t"
+        "mtlo             %[vector4a],    $ac3                            \n\t"
+        "mthi             $zero,          $ac3                            \n\t"
+        "mtlo             %[vector4a],    $ac2                            \n\t"
+        "mthi             $zero,          $ac2                            \n\t"
+        "preceu.ph.qbr    %[p1],          %[tp2]                          \n\t"
+        "preceu.ph.qbl    %[n1],          %[tp2]                          \n\t"
+        "ulw              %[Temp1],       13(%[src])                      \n\t"
+        "dpa.w.ph         $ac1,           %[p2],          %[vector1b]     \n\t"
+        "sb               %[tp1],         0(%[dst_ptr])                   \n\t"
+        "addu             %[dst_ptr],     %[dst_ptr],     %[dst_pitch_2]  \n\t"
+        "dpa.w.ph         $ac1,           %[p3],          %[vector2b]     \n\t"
+        "dpa.w.ph         $ac1,           %[p4],          %[vector3b]     \n\t"
+        "dpa.w.ph         $ac1,           %[p1],          %[vector4b]     \n\t"
+        "extp             %[Temp3],       $ac1,           31              \n\t"
+
+        /* odd 3. pixel */
+        "lbux             %[tp3],         %[Temp2](%[cm])                 \n\t"
+        "preceu.ph.qbr    %[p2],          %[Temp1]                        \n\t"
+        "dpa.w.ph         $ac3,           %[p3],          %[vector1b]     \n\t"
+        "dpa.w.ph         $ac3,           %[p4],          %[vector2b]     \n\t"
+        "dpa.w.ph         $ac3,           %[p1],          %[vector3b]     \n\t"
+        "dpa.w.ph         $ac3,           %[n1],          %[vector4b]     \n\t"
+        "extp             %[Temp2],       $ac3,           31              \n\t"
+
+        /* odd 4. pixel */
+        "sb               %[tp3],         0(%[odd_dst])                   \n\t"
+        "addu             %[odd_dst],     %[odd_dst],     %[dst_pitch_2]  \n\t"
+        "dpa.w.ph         $ac2,           %[p4],          %[vector1b]     \n\t"
+        "dpa.w.ph         $ac2,           %[p1],          %[vector2b]     \n\t"
+        "dpa.w.ph         $ac2,           %[n1],          %[vector3b]     \n\t"
+        "dpa.w.ph         $ac2,           %[p2],          %[vector4b]     \n\t"
+        "extp             %[Temp1],       $ac2,           31              \n\t"
+
+        /* clamp */
+        "lbux             %[p4],          %[Temp3](%[cm])                 \n\t"
+        "lbux             %[p2],          %[Temp2](%[cm])                 \n\t"
+        "lbux             %[n1],          %[Temp1](%[cm])                 \n\t"
+
+        /* store bytes */
+        "sb               %[p4],          0(%[odd_dst])                   \n\t"
+        "addu             %[odd_dst],     %[odd_dst],     %[dst_pitch_2]  \n\t"
+
+        "sb               %[p2],          0(%[odd_dst])                   \n\t"
+        "addu             %[odd_dst],     %[odd_dst],     %[dst_pitch_2]  \n\t"
+
+        "sb               %[n1],          0(%[odd_dst])                   \n\t"
+
+        : [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tp3] "=&r"(tp3), [p1] "=&r"(p1),
+          [p2] "=&r"(p2), [p3] "=&r"(p3), [p4] "=&r"(p4), [n1] "=&r"(n1),
+          [Temp1] "=&r"(Temp1), [Temp2] "=&r"(Temp2), [Temp3] "=&r"(Temp3),
+          [dst_ptr] "+r"(dst_ptr), [odd_dst] "+r"(odd_dst)
+        : [vector1b] "r"(vector1b), [vector2b] "r"(vector2b),
+          [vector3b] "r"(vector3b), [vector4b] "r"(vector4b),
+          [vector4a] "r"(vector4a), [cm] "r"(cm), [src] "r"(src),
+          [dst_pitch_2] "r"(dst_pitch_2));
+
+    /* Next row... */
+    src += src_stride;
+    dst += 1;
+  }
+}
+
+static void convolve_horiz_16_transposed_dspr2(
+    const uint8_t *src_ptr, int32_t src_stride, uint8_t *dst_ptr,
+    int32_t dst_stride, const int16_t *filter_x0, int32_t h, int32_t count) {
+  int32_t c, y;
+  const uint8_t *src;
+  uint8_t *dst;
+  uint8_t *cm = aom_ff_cropTbl;
+  uint32_t vector_64 = 64;
+  int32_t filter12, filter34, filter56, filter78;
+  int32_t Temp1, Temp2, Temp3;
+  uint32_t qload1, qload2;
+  uint32_t p1, p2, p3, p4, p5;
+  uint32_t st1, st2, st3;
+  uint32_t dst_pitch_2 = (dst_stride << 1);
+  uint8_t *odd_dst;
+
+  filter12 = ((const int32_t *)filter_x0)[0];
+  filter34 = ((const int32_t *)filter_x0)[1];
+  filter56 = ((const int32_t *)filter_x0)[2];
+  filter78 = ((const int32_t *)filter_x0)[3];
+
+  for (y = h; y--;) {
+    /* prefetch data to cache memory */
+    prefetch_load(src_ptr + src_stride);
+    prefetch_load(src_ptr + src_stride + 32);
+
+    src = src_ptr;
+    dst = dst_ptr;
+
+    odd_dst = (dst + dst_stride);
+
+    for (c = 0; c < count; c++) {
+      __asm__ __volatile__(
+          "ulw              %[qload1],        0(%[src])                       "
+          "\n\t"
+          "ulw              %[qload2],        4(%[src])                       "
+          "\n\t"
+
+          /* even 1. pixel */
+          "mtlo             %[vector_64],     $ac1                            "
+          "\n\t" /* even 1 */
+          "mthi             $zero,            $ac1                            "
+          "\n\t"
+          "mtlo             %[vector_64],     $ac2                            "
+          "\n\t" /* even 2 */
+          "mthi             $zero,            $ac2                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p3],            %[qload2]                       "
+          "\n\t"
+          "preceu.ph.qbl    %[p4],            %[qload2]                       "
+          "\n\t"
+          "preceu.ph.qbr    %[p1],            %[qload1]                       "
+          "\n\t"
+          "preceu.ph.qbl    %[p2],            %[qload1]                       "
+          "\n\t"
+          "ulw              %[qload2],        8(%[src])                       "
+          "\n\t"
+          "dpa.w.ph         $ac1,             %[p1],          %[filter12]     "
+          "\n\t" /* even 1 */
+          "dpa.w.ph         $ac1,             %[p2],          %[filter34]     "
+          "\n\t" /* even 1 */
+          "dpa.w.ph         $ac1,             %[p3],          %[filter56]     "
+          "\n\t" /* even 1 */
+          "dpa.w.ph         $ac1,             %[p4],          %[filter78]     "
+          "\n\t" /* even 1 */
+          "extp             %[Temp1],         $ac1,           31              "
+          "\n\t" /* even 1 */
+
+          /* even 2. pixel */
+          "mtlo             %[vector_64],     $ac3                            "
+          "\n\t" /* even 3 */
+          "mthi             $zero,            $ac3                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p1],            %[qload2]                       "
+          "\n\t"
+          "preceu.ph.qbl    %[p5],            %[qload2]                       "
+          "\n\t"
+          "ulw              %[qload1],        12(%[src])                      "
+          "\n\t"
+          "dpa.w.ph         $ac2,             %[p2],          %[filter12]     "
+          "\n\t" /* even 1 */
+          "dpa.w.ph         $ac2,             %[p3],          %[filter34]     "
+          "\n\t" /* even 1 */
+          "dpa.w.ph         $ac2,             %[p4],          %[filter56]     "
+          "\n\t" /* even 1 */
+          "dpa.w.ph         $ac2,             %[p1],          %[filter78]     "
+          "\n\t" /* even 1 */
+          "lbux             %[st1],           %[Temp1](%[cm])                 "
+          "\n\t" /* even 1 */
+          "extp             %[Temp2],         $ac2,           31              "
+          "\n\t" /* even 1 */
+
+          /* even 3. pixel */
+          "mtlo             %[vector_64],     $ac1                            "
+          "\n\t" /* even 4 */
+          "mthi             $zero,            $ac1                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p2],            %[qload1]                       "
+          "\n\t"
+          "sb               %[st1],           0(%[dst])                       "
+          "\n\t" /* even 1 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]   "
+          "          \n\t"
+          "dpa.w.ph         $ac3,             %[p3],          %[filter12]     "
+          "\n\t" /* even 3 */
+          "dpa.w.ph         $ac3,             %[p4],          %[filter34]     "
+          "\n\t" /* even 3 */
+          "dpa.w.ph         $ac3,             %[p1],          %[filter56]     "
+          "\n\t" /* even 3 */
+          "dpa.w.ph         $ac3,             %[p5],          %[filter78]     "
+          "\n\t" /* even 3 */
+          "extp             %[Temp3],         $ac3,           31              "
+          "\n\t" /* even 3 */
+          "lbux             %[st2],           %[Temp2](%[cm])                 "
+          "\n\t" /* even 1 */
+
+          /* even 4. pixel */
+          "mtlo             %[vector_64],     $ac2                            "
+          "\n\t" /* even 5 */
+          "mthi             $zero,            $ac2                            "
+          "\n\t"
+          "preceu.ph.qbl    %[p3],            %[qload1]                       "
+          "\n\t"
+          "sb               %[st2],           0(%[dst])                       "
+          "\n\t" /* even 2 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]  "
+          "\n\t"
+          "ulw              %[qload2],        16(%[src])                      "
+          "\n\t"
+          "dpa.w.ph         $ac1,             %[p4],          %[filter12]     "
+          "\n\t" /* even 4 */
+          "dpa.w.ph         $ac1,             %[p1],          %[filter34]     "
+          "\n\t" /* even 4 */
+          "dpa.w.ph         $ac1,             %[p5],          %[filter56]     "
+          "\n\t" /* even 4 */
+          "dpa.w.ph         $ac1,             %[p2],          %[filter78]     "
+          "\n\t" /* even 4 */
+          "extp             %[Temp1],         $ac1,           31              "
+          "\n\t" /* even 4 */
+          "lbux             %[st3],           %[Temp3](%[cm])                 "
+          "\n\t" /* even 3 */
+
+          /* even 5. pixel */
+          "mtlo             %[vector_64],     $ac3                            "
+          "\n\t" /* even 6 */
+          "mthi             $zero,            $ac3                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p4],            %[qload2]                       "
+          "\n\t"
+          "sb               %[st3],           0(%[dst])                       "
+          "\n\t" /* even 3 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]  "
+          "\n\t"
+          "dpa.w.ph         $ac2,             %[p1],          %[filter12]     "
+          "\n\t" /* even 5 */
+          "dpa.w.ph         $ac2,             %[p5],          %[filter34]     "
+          "\n\t" /* even 5 */
+          "dpa.w.ph         $ac2,             %[p2],          %[filter56]     "
+          "\n\t" /* even 5 */
+          "dpa.w.ph         $ac2,             %[p3],          %[filter78]     "
+          "\n\t" /* even 5 */
+          "extp             %[Temp2],         $ac2,           31              "
+          "\n\t" /* even 5 */
+          "lbux             %[st1],           %[Temp1](%[cm])                 "
+          "\n\t" /* even 4 */
+
+          /* even 6. pixel */
+          "mtlo             %[vector_64],     $ac1                            "
+          "\n\t" /* even 7 */
+          "mthi             $zero,            $ac1                            "
+          "\n\t"
+          "preceu.ph.qbl    %[p1],            %[qload2]                       "
+          "\n\t"
+          "sb               %[st1],           0(%[dst])                       "
+          "\n\t" /* even 4 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]  "
+          "\n\t"
+          "ulw              %[qload1],        20(%[src])                      "
+          "\n\t"
+          "dpa.w.ph         $ac3,             %[p5],          %[filter12]     "
+          "\n\t" /* even 6 */
+          "dpa.w.ph         $ac3,             %[p2],          %[filter34]     "
+          "\n\t" /* even 6 */
+          "dpa.w.ph         $ac3,             %[p3],          %[filter56]     "
+          "\n\t" /* even 6 */
+          "dpa.w.ph         $ac3,             %[p4],          %[filter78]     "
+          "\n\t" /* even 6 */
+          "extp             %[Temp3],         $ac3,           31              "
+          "\n\t" /* even 6 */
+          "lbux             %[st2],           %[Temp2](%[cm])                 "
+          "\n\t" /* even 5 */
+
+          /* even 7. pixel */
+          "mtlo             %[vector_64],     $ac2                            "
+          "\n\t" /* even 8 */
+          "mthi             $zero,            $ac2                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p5],            %[qload1]                       "
+          "\n\t"
+          "sb               %[st2],           0(%[dst])                       "
+          "\n\t" /* even 5 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]  "
+          "\n\t"
+          "dpa.w.ph         $ac1,             %[p2],          %[filter12]     "
+          "\n\t" /* even 7 */
+          "dpa.w.ph         $ac1,             %[p3],          %[filter34]     "
+          "\n\t" /* even 7 */
+          "dpa.w.ph         $ac1,             %[p4],          %[filter56]     "
+          "\n\t" /* even 7 */
+          "dpa.w.ph         $ac1,             %[p1],          %[filter78]     "
+          "\n\t" /* even 7 */
+          "extp             %[Temp1],         $ac1,           31              "
+          "\n\t" /* even 7 */
+          "lbux             %[st3],           %[Temp3](%[cm])                 "
+          "\n\t" /* even 6 */
+
+          /* even 8. pixel */
+          "mtlo             %[vector_64],     $ac3                            "
+          "\n\t" /* odd 1 */
+          "mthi             $zero,            $ac3                            "
+          "\n\t"
+          "dpa.w.ph         $ac2,             %[p3],          %[filter12]     "
+          "\n\t" /* even 8 */
+          "dpa.w.ph         $ac2,             %[p4],          %[filter34]     "
+          "\n\t" /* even 8 */
+          "sb               %[st3],           0(%[dst])                       "
+          "\n\t" /* even 6 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]  "
+          "\n\t"
+          "dpa.w.ph         $ac2,             %[p1],          %[filter56]     "
+          "\n\t" /* even 8 */
+          "dpa.w.ph         $ac2,             %[p5],          %[filter78]     "
+          "\n\t" /* even 8 */
+          "extp             %[Temp2],         $ac2,           31              "
+          "\n\t" /* even 8 */
+          "lbux             %[st1],           %[Temp1](%[cm])                 "
+          "\n\t" /* even 7 */
+
+          /* ODD pixels */
+          "ulw              %[qload1],        1(%[src])                       "
+          "\n\t"
+          "ulw              %[qload2],        5(%[src])                       "
+          "\n\t"
+
+          /* odd 1. pixel */
+          "mtlo             %[vector_64],     $ac1                            "
+          "\n\t" /* odd 2 */
+          "mthi             $zero,            $ac1                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p1],            %[qload1]                       "
+          "\n\t"
+          "preceu.ph.qbl    %[p2],            %[qload1]                       "
+          "\n\t"
+          "preceu.ph.qbr    %[p3],            %[qload2]                       "
+          "\n\t"
+          "preceu.ph.qbl    %[p4],            %[qload2]                       "
+          "\n\t"
+          "sb               %[st1],           0(%[dst])                       "
+          "\n\t" /* even 7 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]  "
+          "\n\t"
+          "ulw              %[qload2],        9(%[src])                       "
+          "\n\t"
+          "dpa.w.ph         $ac3,             %[p1],          %[filter12]     "
+          "\n\t" /* odd 1 */
+          "dpa.w.ph         $ac3,             %[p2],          %[filter34]     "
+          "\n\t" /* odd 1 */
+          "dpa.w.ph         $ac3,             %[p3],          %[filter56]     "
+          "\n\t" /* odd 1 */
+          "dpa.w.ph         $ac3,             %[p4],          %[filter78]     "
+          "\n\t" /* odd 1 */
+          "extp             %[Temp3],         $ac3,           31              "
+          "\n\t" /* odd 1 */
+          "lbux             %[st2],           %[Temp2](%[cm])                 "
+          "\n\t" /* even 8 */
+
+          /* odd 2. pixel */
+          "mtlo             %[vector_64],     $ac2                            "
+          "\n\t" /* odd 3 */
+          "mthi             $zero,            $ac2                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p1],            %[qload2]                       "
+          "\n\t"
+          "preceu.ph.qbl    %[p5],            %[qload2]                       "
+          "\n\t"
+          "sb               %[st2],           0(%[dst])                       "
+          "\n\t" /* even 8 */
+          "ulw              %[qload1],        13(%[src])                      "
+          "\n\t"
+          "dpa.w.ph         $ac1,             %[p2],          %[filter12]     "
+          "\n\t" /* odd 2 */
+          "dpa.w.ph         $ac1,             %[p3],          %[filter34]     "
+          "\n\t" /* odd 2 */
+          "dpa.w.ph         $ac1,             %[p4],          %[filter56]     "
+          "\n\t" /* odd 2 */
+          "dpa.w.ph         $ac1,             %[p1],          %[filter78]     "
+          "\n\t" /* odd 2 */
+          "extp             %[Temp1],         $ac1,           31              "
+          "\n\t" /* odd 2 */
+          "lbux             %[st3],           %[Temp3](%[cm])                 "
+          "\n\t" /* odd 1 */
+
+          /* odd 3. pixel */
+          "mtlo             %[vector_64],     $ac3                            "
+          "\n\t" /* odd 4 */
+          "mthi             $zero,            $ac3                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p2],            %[qload1]                       "
+          "\n\t"
+          "sb               %[st3],           0(%[odd_dst])                   "
+          "\n\t" /* odd 1 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+          "dpa.w.ph         $ac2,             %[p3],          %[filter12]     "
+          "\n\t" /* odd 3 */
+          "dpa.w.ph         $ac2,             %[p4],          %[filter34]     "
+          "\n\t" /* odd 3 */
+          "dpa.w.ph         $ac2,             %[p1],          %[filter56]     "
+          "\n\t" /* odd 3 */
+          "dpa.w.ph         $ac2,             %[p5],          %[filter78]     "
+          "\n\t" /* odd 3 */
+          "extp             %[Temp2],         $ac2,           31              "
+          "\n\t" /* odd 3 */
+          "lbux             %[st1],           %[Temp1](%[cm])                 "
+          "\n\t" /* odd 2 */
+
+          /* odd 4. pixel */
+          "mtlo             %[vector_64],     $ac1                            "
+          "\n\t" /* odd 5 */
+          "mthi             $zero,            $ac1                            "
+          "\n\t"
+          "preceu.ph.qbl    %[p3],            %[qload1]                       "
+          "\n\t"
+          "sb               %[st1],           0(%[odd_dst])                   "
+          "\n\t" /* odd 2 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+          "ulw              %[qload2],        17(%[src])                      "
+          "\n\t"
+          "dpa.w.ph         $ac3,             %[p4],          %[filter12]     "
+          "\n\t" /* odd 4 */
+          "dpa.w.ph         $ac3,             %[p1],          %[filter34]     "
+          "\n\t" /* odd 4 */
+          "dpa.w.ph         $ac3,             %[p5],          %[filter56]     "
+          "\n\t" /* odd 4 */
+          "dpa.w.ph         $ac3,             %[p2],          %[filter78]     "
+          "\n\t" /* odd 4 */
+          "extp             %[Temp3],         $ac3,           31              "
+          "\n\t" /* odd 4 */
+          "lbux             %[st2],           %[Temp2](%[cm])                 "
+          "\n\t" /* odd 3 */
+
+          /* odd 5. pixel */
+          "mtlo             %[vector_64],     $ac2                            "
+          "\n\t" /* odd 6 */
+          "mthi             $zero,            $ac2                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p4],            %[qload2]                       "
+          "\n\t"
+          "sb               %[st2],           0(%[odd_dst])                   "
+          "\n\t" /* odd 3 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+          "dpa.w.ph         $ac1,             %[p1],          %[filter12]     "
+          "\n\t" /* odd 5 */
+          "dpa.w.ph         $ac1,             %[p5],          %[filter34]     "
+          "\n\t" /* odd 5 */
+          "dpa.w.ph         $ac1,             %[p2],          %[filter56]     "
+          "\n\t" /* odd 5 */
+          "dpa.w.ph         $ac1,             %[p3],          %[filter78]     "
+          "\n\t" /* odd 5 */
+          "extp             %[Temp1],         $ac1,           31              "
+          "\n\t" /* odd 5 */
+          "lbux             %[st3],           %[Temp3](%[cm])                 "
+          "\n\t" /* odd 4 */
+
+          /* odd 6. pixel */
+          "mtlo             %[vector_64],     $ac3                            "
+          "\n\t" /* odd 7 */
+          "mthi             $zero,            $ac3                            "
+          "\n\t"
+          "preceu.ph.qbl    %[p1],            %[qload2]                       "
+          "\n\t"
+          "sb               %[st3],           0(%[odd_dst])                   "
+          "\n\t" /* odd 4 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+          "ulw              %[qload1],        21(%[src])                      "
+          "\n\t"
+          "dpa.w.ph         $ac2,             %[p5],          %[filter12]     "
+          "\n\t" /* odd 6 */
+          "dpa.w.ph         $ac2,             %[p2],          %[filter34]     "
+          "\n\t" /* odd 6 */
+          "dpa.w.ph         $ac2,             %[p3],          %[filter56]     "
+          "\n\t" /* odd 6 */
+          "dpa.w.ph         $ac2,             %[p4],          %[filter78]     "
+          "\n\t" /* odd 6 */
+          "extp             %[Temp2],         $ac2,           31              "
+          "\n\t" /* odd 6 */
+          "lbux             %[st1],           %[Temp1](%[cm])                 "
+          "\n\t" /* odd 5 */
+
+          /* odd 7. pixel */
+          "mtlo             %[vector_64],     $ac1                            "
+          "\n\t" /* odd 8 */
+          "mthi             $zero,            $ac1                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p5],            %[qload1]                       "
+          "\n\t"
+          "sb               %[st1],           0(%[odd_dst])                   "
+          "\n\t" /* odd 5 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+          "dpa.w.ph         $ac3,             %[p2],          %[filter12]     "
+          "\n\t" /* odd 7 */
+          "dpa.w.ph         $ac3,             %[p3],          %[filter34]     "
+          "\n\t" /* odd 7 */
+          "dpa.w.ph         $ac3,             %[p4],          %[filter56]     "
+          "\n\t" /* odd 7 */
+          "dpa.w.ph         $ac3,             %[p1],          %[filter78]     "
+          "\n\t" /* odd 7 */
+          "extp             %[Temp3],         $ac3,           31              "
+          "\n\t" /* odd 7 */
+
+          /* odd 8. pixel */
+          "dpa.w.ph         $ac1,             %[p3],          %[filter12]     "
+          "\n\t" /* odd 8 */
+          "dpa.w.ph         $ac1,             %[p4],          %[filter34]     "
+          "\n\t" /* odd 8 */
+          "dpa.w.ph         $ac1,             %[p1],          %[filter56]     "
+          "\n\t" /* odd 8 */
+          "dpa.w.ph         $ac1,             %[p5],          %[filter78]     "
+          "\n\t" /* odd 8 */
+          "extp             %[Temp1],         $ac1,           31              "
+          "\n\t" /* odd 8 */
+
+          "lbux             %[st2],           %[Temp2](%[cm])                 "
+          "\n\t" /* odd 6 */
+          "lbux             %[st3],           %[Temp3](%[cm])                 "
+          "\n\t" /* odd 7 */
+          "lbux             %[st1],           %[Temp1](%[cm])                 "
+          "\n\t" /* odd 8 */
+
+          "sb               %[st2],           0(%[odd_dst])                   "
+          "\n\t" /* odd 6 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+
+          "sb               %[st3],           0(%[odd_dst])                   "
+          "\n\t" /* odd 7 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+
+          "sb               %[st1],           0(%[odd_dst])                   "
+          "\n\t" /* odd 8 */
+
+          : [qload1] "=&r"(qload1), [qload2] "=&r"(qload2), [p5] "=&r"(p5),
+            [st1] "=&r"(st1), [st2] "=&r"(st2), [st3] "=&r"(st3),
+            [p1] "=&r"(p1), [p2] "=&r"(p2), [p3] "=&r"(p3), [p4] "=&r"(p4),
+            [Temp1] "=&r"(Temp1), [Temp2] "=&r"(Temp2), [Temp3] "=&r"(Temp3),
+            [dst] "+r"(dst), [odd_dst] "+r"(odd_dst)
+          : [filter12] "r"(filter12), [filter34] "r"(filter34),
+            [filter56] "r"(filter56), [filter78] "r"(filter78),
+            [vector_64] "r"(vector_64), [cm] "r"(cm), [src] "r"(src),
+            [dst_pitch_2] "r"(dst_pitch_2));
+
+      src += 16;
+      dst = (dst_ptr + ((c + 1) * 16 * dst_stride));
+      odd_dst = (dst + dst_stride);
+    }
+
+    /* Next row... */
+    src_ptr += src_stride;
+
+    dst_ptr += 1;
+  }
+}
+
+static void convolve_horiz_64_transposed_dspr2(
+    const uint8_t *src_ptr, int32_t src_stride, uint8_t *dst_ptr,
+    int32_t dst_stride, const int16_t *filter_x0, int32_t h) {
+  int32_t c, y;
+  const uint8_t *src;
+  uint8_t *dst;
+  uint8_t *cm = aom_ff_cropTbl;
+  uint32_t vector_64 = 64;
+  int32_t filter12, filter34, filter56, filter78;
+  int32_t Temp1, Temp2, Temp3;
+  uint32_t qload1, qload2;
+  uint32_t p1, p2, p3, p4, p5;
+  uint32_t st1, st2, st3;
+  uint32_t dst_pitch_2 = (dst_stride << 1);
+  uint8_t *odd_dst;
+
+  filter12 = ((const int32_t *)filter_x0)[0];
+  filter34 = ((const int32_t *)filter_x0)[1];
+  filter56 = ((const int32_t *)filter_x0)[2];
+  filter78 = ((const int32_t *)filter_x0)[3];
+
+  for (y = h; y--;) {
+    /* prefetch data to cache memory */
+    prefetch_load(src_ptr + src_stride);
+    prefetch_load(src_ptr + src_stride + 32);
+    prefetch_load(src_ptr + src_stride + 64);
+
+    src = src_ptr;
+    dst = dst_ptr;
+
+    odd_dst = (dst + dst_stride);
+
+    for (c = 0; c < 4; c++) {
+      __asm__ __volatile__(
+          "ulw              %[qload1],        0(%[src])                       "
+          "\n\t"
+          "ulw              %[qload2],        4(%[src])                       "
+          "\n\t"
+
+          /* even 1. pixel */
+          "mtlo             %[vector_64],     $ac1                            "
+          "\n\t" /* even 1 */
+          "mthi             $zero,            $ac1                            "
+          "\n\t"
+          "mtlo             %[vector_64],     $ac2                            "
+          "\n\t" /* even 2 */
+          "mthi             $zero,            $ac2                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p3],            %[qload2]                       "
+          "\n\t"
+          "preceu.ph.qbl    %[p4],            %[qload2]                       "
+          "\n\t"
+          "preceu.ph.qbr    %[p1],            %[qload1]                       "
+          "\n\t"
+          "preceu.ph.qbl    %[p2],            %[qload1]                       "
+          "\n\t"
+          "ulw              %[qload2],        8(%[src])                       "
+          "\n\t"
+          "dpa.w.ph         $ac1,             %[p1],          %[filter12]     "
+          "\n\t" /* even 1 */
+          "dpa.w.ph         $ac1,             %[p2],          %[filter34]     "
+          "\n\t" /* even 1 */
+          "dpa.w.ph         $ac1,             %[p3],          %[filter56]     "
+          "\n\t" /* even 1 */
+          "dpa.w.ph         $ac1,             %[p4],          %[filter78]     "
+          "\n\t" /* even 1 */
+          "extp             %[Temp1],         $ac1,           31              "
+          "\n\t" /* even 1 */
+
+          /* even 2. pixel */
+          "mtlo             %[vector_64],     $ac3                            "
+          "\n\t" /* even 3 */
+          "mthi             $zero,            $ac3                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p1],            %[qload2]                       "
+          "\n\t"
+          "preceu.ph.qbl    %[p5],            %[qload2]                       "
+          "\n\t"
+          "ulw              %[qload1],        12(%[src])                      "
+          "\n\t"
+          "dpa.w.ph         $ac2,             %[p2],          %[filter12]     "
+          "\n\t" /* even 1 */
+          "dpa.w.ph         $ac2,             %[p3],          %[filter34]     "
+          "\n\t" /* even 1 */
+          "dpa.w.ph         $ac2,             %[p4],          %[filter56]     "
+          "\n\t" /* even 1 */
+          "dpa.w.ph         $ac2,             %[p1],          %[filter78]     "
+          "\n\t" /* even 1 */
+          "lbux             %[st1],           %[Temp1](%[cm])                 "
+          "\n\t" /* even 1 */
+          "extp             %[Temp2],         $ac2,           31              "
+          "\n\t" /* even 1 */
+
+          /* even 3. pixel */
+          "mtlo             %[vector_64],     $ac1                            "
+          "\n\t" /* even 4 */
+          "mthi             $zero,            $ac1                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p2],            %[qload1]                       "
+          "\n\t"
+          "sb               %[st1],           0(%[dst])                       "
+          "\n\t" /* even 1 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]   "
+          "          \n\t"
+          "dpa.w.ph         $ac3,             %[p3],          %[filter12]     "
+          "\n\t" /* even 3 */
+          "dpa.w.ph         $ac3,             %[p4],          %[filter34]     "
+          "\n\t" /* even 3 */
+          "dpa.w.ph         $ac3,             %[p1],          %[filter56]     "
+          "\n\t" /* even 3 */
+          "dpa.w.ph         $ac3,             %[p5],          %[filter78]     "
+          "\n\t" /* even 3 */
+          "extp             %[Temp3],         $ac3,           31              "
+          "\n\t" /* even 3 */
+          "lbux             %[st2],           %[Temp2](%[cm])                 "
+          "\n\t" /* even 1 */
+
+          /* even 4. pixel */
+          "mtlo             %[vector_64],     $ac2                            "
+          "\n\t" /* even 5 */
+          "mthi             $zero,            $ac2                            "
+          "\n\t"
+          "preceu.ph.qbl    %[p3],            %[qload1]                       "
+          "\n\t"
+          "sb               %[st2],           0(%[dst])                       "
+          "\n\t" /* even 2 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]  "
+          "\n\t"
+          "ulw              %[qload2],        16(%[src])                      "
+          "\n\t"
+          "dpa.w.ph         $ac1,             %[p4],          %[filter12]     "
+          "\n\t" /* even 4 */
+          "dpa.w.ph         $ac1,             %[p1],          %[filter34]     "
+          "\n\t" /* even 4 */
+          "dpa.w.ph         $ac1,             %[p5],          %[filter56]     "
+          "\n\t" /* even 4 */
+          "dpa.w.ph         $ac1,             %[p2],          %[filter78]     "
+          "\n\t" /* even 4 */
+          "extp             %[Temp1],         $ac1,           31              "
+          "\n\t" /* even 4 */
+          "lbux             %[st3],           %[Temp3](%[cm])                 "
+          "\n\t" /* even 3 */
+
+          /* even 5. pixel */
+          "mtlo             %[vector_64],     $ac3                            "
+          "\n\t" /* even 6 */
+          "mthi             $zero,            $ac3                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p4],            %[qload2]                       "
+          "\n\t"
+          "sb               %[st3],           0(%[dst])                       "
+          "\n\t" /* even 3 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]  "
+          "\n\t"
+          "dpa.w.ph         $ac2,             %[p1],          %[filter12]     "
+          "\n\t" /* even 5 */
+          "dpa.w.ph         $ac2,             %[p5],          %[filter34]     "
+          "\n\t" /* even 5 */
+          "dpa.w.ph         $ac2,             %[p2],          %[filter56]     "
+          "\n\t" /* even 5 */
+          "dpa.w.ph         $ac2,             %[p3],          %[filter78]     "
+          "\n\t" /* even 5 */
+          "extp             %[Temp2],         $ac2,           31              "
+          "\n\t" /* even 5 */
+          "lbux             %[st1],           %[Temp1](%[cm])                 "
+          "\n\t" /* even 4 */
+
+          /* even 6. pixel */
+          "mtlo             %[vector_64],     $ac1                            "
+          "\n\t" /* even 7 */
+          "mthi             $zero,            $ac1                            "
+          "\n\t"
+          "preceu.ph.qbl    %[p1],            %[qload2]                       "
+          "\n\t"
+          "sb               %[st1],           0(%[dst])                       "
+          "\n\t" /* even 4 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]  "
+          "\n\t"
+          "ulw              %[qload1],        20(%[src])                      "
+          "\n\t"
+          "dpa.w.ph         $ac3,             %[p5],          %[filter12]     "
+          "\n\t" /* even 6 */
+          "dpa.w.ph         $ac3,             %[p2],          %[filter34]     "
+          "\n\t" /* even 6 */
+          "dpa.w.ph         $ac3,             %[p3],          %[filter56]     "
+          "\n\t" /* even 6 */
+          "dpa.w.ph         $ac3,             %[p4],          %[filter78]     "
+          "\n\t" /* even 6 */
+          "extp             %[Temp3],         $ac3,           31              "
+          "\n\t" /* even 6 */
+          "lbux             %[st2],           %[Temp2](%[cm])                 "
+          "\n\t" /* even 5 */
+
+          /* even 7. pixel */
+          "mtlo             %[vector_64],     $ac2                            "
+          "\n\t" /* even 8 */
+          "mthi             $zero,            $ac2                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p5],            %[qload1]                       "
+          "\n\t"
+          "sb               %[st2],           0(%[dst])                       "
+          "\n\t" /* even 5 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]  "
+          "\n\t"
+          "dpa.w.ph         $ac1,             %[p2],          %[filter12]     "
+          "\n\t" /* even 7 */
+          "dpa.w.ph         $ac1,             %[p3],          %[filter34]     "
+          "\n\t" /* even 7 */
+          "dpa.w.ph         $ac1,             %[p4],          %[filter56]     "
+          "\n\t" /* even 7 */
+          "dpa.w.ph         $ac1,             %[p1],          %[filter78]     "
+          "\n\t" /* even 7 */
+          "extp             %[Temp1],         $ac1,           31              "
+          "\n\t" /* even 7 */
+          "lbux             %[st3],           %[Temp3](%[cm])                 "
+          "\n\t" /* even 6 */
+
+          /* even 8. pixel */
+          "mtlo             %[vector_64],     $ac3                            "
+          "\n\t" /* odd 1 */
+          "mthi             $zero,            $ac3                            "
+          "\n\t"
+          "dpa.w.ph         $ac2,             %[p3],          %[filter12]     "
+          "\n\t" /* even 8 */
+          "dpa.w.ph         $ac2,             %[p4],          %[filter34]     "
+          "\n\t" /* even 8 */
+          "sb               %[st3],           0(%[dst])                       "
+          "\n\t" /* even 6 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]  "
+          "\n\t"
+          "dpa.w.ph         $ac2,             %[p1],          %[filter56]     "
+          "\n\t" /* even 8 */
+          "dpa.w.ph         $ac2,             %[p5],          %[filter78]     "
+          "\n\t" /* even 8 */
+          "extp             %[Temp2],         $ac2,           31              "
+          "\n\t" /* even 8 */
+          "lbux             %[st1],           %[Temp1](%[cm])                 "
+          "\n\t" /* even 7 */
+
+          /* ODD pixels */
+          "ulw              %[qload1],        1(%[src])                       "
+          "\n\t"
+          "ulw              %[qload2],        5(%[src])                       "
+          "\n\t"
+
+          /* odd 1. pixel */
+          "mtlo             %[vector_64],     $ac1                            "
+          "\n\t" /* odd 2 */
+          "mthi             $zero,            $ac1                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p1],            %[qload1]                       "
+          "\n\t"
+          "preceu.ph.qbl    %[p2],            %[qload1]                       "
+          "\n\t"
+          "preceu.ph.qbr    %[p3],            %[qload2]                       "
+          "\n\t"
+          "preceu.ph.qbl    %[p4],            %[qload2]                       "
+          "\n\t"
+          "sb               %[st1],           0(%[dst])                       "
+          "\n\t" /* even 7 */
+          "addu             %[dst],           %[dst],         %[dst_pitch_2]  "
+          "\n\t"
+          "ulw              %[qload2],        9(%[src])                       "
+          "\n\t"
+          "dpa.w.ph         $ac3,             %[p1],          %[filter12]     "
+          "\n\t" /* odd 1 */
+          "dpa.w.ph         $ac3,             %[p2],          %[filter34]     "
+          "\n\t" /* odd 1 */
+          "dpa.w.ph         $ac3,             %[p3],          %[filter56]     "
+          "\n\t" /* odd 1 */
+          "dpa.w.ph         $ac3,             %[p4],          %[filter78]     "
+          "\n\t" /* odd 1 */
+          "extp             %[Temp3],         $ac3,           31              "
+          "\n\t" /* odd 1 */
+          "lbux             %[st2],           %[Temp2](%[cm])                 "
+          "\n\t" /* even 8 */
+
+          /* odd 2. pixel */
+          "mtlo             %[vector_64],     $ac2                            "
+          "\n\t" /* odd 3 */
+          "mthi             $zero,            $ac2                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p1],            %[qload2]                       "
+          "\n\t"
+          "preceu.ph.qbl    %[p5],            %[qload2]                       "
+          "\n\t"
+          "sb               %[st2],           0(%[dst])                       "
+          "\n\t" /* even 8 */
+          "ulw              %[qload1],        13(%[src])                      "
+          "\n\t"
+          "dpa.w.ph         $ac1,             %[p2],          %[filter12]     "
+          "\n\t" /* odd 2 */
+          "dpa.w.ph         $ac1,             %[p3],          %[filter34]     "
+          "\n\t" /* odd 2 */
+          "dpa.w.ph         $ac1,             %[p4],          %[filter56]     "
+          "\n\t" /* odd 2 */
+          "dpa.w.ph         $ac1,             %[p1],          %[filter78]     "
+          "\n\t" /* odd 2 */
+          "extp             %[Temp1],         $ac1,           31              "
+          "\n\t" /* odd 2 */
+          "lbux             %[st3],           %[Temp3](%[cm])                 "
+          "\n\t" /* odd 1 */
+
+          /* odd 3. pixel */
+          "mtlo             %[vector_64],     $ac3                            "
+          "\n\t" /* odd 4 */
+          "mthi             $zero,            $ac3                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p2],            %[qload1]                       "
+          "\n\t"
+          "sb               %[st3],           0(%[odd_dst])                   "
+          "\n\t" /* odd 1 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+          "dpa.w.ph         $ac2,             %[p3],          %[filter12]     "
+          "\n\t" /* odd 3 */
+          "dpa.w.ph         $ac2,             %[p4],          %[filter34]     "
+          "\n\t" /* odd 3 */
+          "dpa.w.ph         $ac2,             %[p1],          %[filter56]     "
+          "\n\t" /* odd 3 */
+          "dpa.w.ph         $ac2,             %[p5],          %[filter78]     "
+          "\n\t" /* odd 3 */
+          "extp             %[Temp2],         $ac2,           31              "
+          "\n\t" /* odd 3 */
+          "lbux             %[st1],           %[Temp1](%[cm])                 "
+          "\n\t" /* odd 2 */
+
+          /* odd 4. pixel */
+          "mtlo             %[vector_64],     $ac1                            "
+          "\n\t" /* odd 5 */
+          "mthi             $zero,            $ac1                            "
+          "\n\t"
+          "preceu.ph.qbl    %[p3],            %[qload1]                       "
+          "\n\t"
+          "sb               %[st1],           0(%[odd_dst])                   "
+          "\n\t" /* odd 2 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+          "ulw              %[qload2],        17(%[src])                      "
+          "\n\t"
+          "dpa.w.ph         $ac3,             %[p4],          %[filter12]     "
+          "\n\t" /* odd 4 */
+          "dpa.w.ph         $ac3,             %[p1],          %[filter34]     "
+          "\n\t" /* odd 4 */
+          "dpa.w.ph         $ac3,             %[p5],          %[filter56]     "
+          "\n\t" /* odd 4 */
+          "dpa.w.ph         $ac3,             %[p2],          %[filter78]     "
+          "\n\t" /* odd 4 */
+          "extp             %[Temp3],         $ac3,           31              "
+          "\n\t" /* odd 4 */
+          "lbux             %[st2],           %[Temp2](%[cm])                 "
+          "\n\t" /* odd 3 */
+
+          /* odd 5. pixel */
+          "mtlo             %[vector_64],     $ac2                            "
+          "\n\t" /* odd 6 */
+          "mthi             $zero,            $ac2                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p4],            %[qload2]                       "
+          "\n\t"
+          "sb               %[st2],           0(%[odd_dst])                   "
+          "\n\t" /* odd 3 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+          "dpa.w.ph         $ac1,             %[p1],          %[filter12]     "
+          "\n\t" /* odd 5 */
+          "dpa.w.ph         $ac1,             %[p5],          %[filter34]     "
+          "\n\t" /* odd 5 */
+          "dpa.w.ph         $ac1,             %[p2],          %[filter56]     "
+          "\n\t" /* odd 5 */
+          "dpa.w.ph         $ac1,             %[p3],          %[filter78]     "
+          "\n\t" /* odd 5 */
+          "extp             %[Temp1],         $ac1,           31              "
+          "\n\t" /* odd 5 */
+          "lbux             %[st3],           %[Temp3](%[cm])                 "
+          "\n\t" /* odd 4 */
+
+          /* odd 6. pixel */
+          "mtlo             %[vector_64],     $ac3                            "
+          "\n\t" /* odd 7 */
+          "mthi             $zero,            $ac3                            "
+          "\n\t"
+          "preceu.ph.qbl    %[p1],            %[qload2]                       "
+          "\n\t"
+          "sb               %[st3],           0(%[odd_dst])                   "
+          "\n\t" /* odd 4 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+          "ulw              %[qload1],        21(%[src])                      "
+          "\n\t"
+          "dpa.w.ph         $ac2,             %[p5],          %[filter12]     "
+          "\n\t" /* odd 6 */
+          "dpa.w.ph         $ac2,             %[p2],          %[filter34]     "
+          "\n\t" /* odd 6 */
+          "dpa.w.ph         $ac2,             %[p3],          %[filter56]     "
+          "\n\t" /* odd 6 */
+          "dpa.w.ph         $ac2,             %[p4],          %[filter78]     "
+          "\n\t" /* odd 6 */
+          "extp             %[Temp2],         $ac2,           31              "
+          "\n\t" /* odd 6 */
+          "lbux             %[st1],           %[Temp1](%[cm])                 "
+          "\n\t" /* odd 5 */
+
+          /* odd 7. pixel */
+          "mtlo             %[vector_64],     $ac1                            "
+          "\n\t" /* odd 8 */
+          "mthi             $zero,            $ac1                            "
+          "\n\t"
+          "preceu.ph.qbr    %[p5],            %[qload1]                       "
+          "\n\t"
+          "sb               %[st1],           0(%[odd_dst])                   "
+          "\n\t" /* odd 5 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+          "dpa.w.ph         $ac3,             %[p2],          %[filter12]     "
+          "\n\t" /* odd 7 */
+          "dpa.w.ph         $ac3,             %[p3],          %[filter34]     "
+          "\n\t" /* odd 7 */
+          "dpa.w.ph         $ac3,             %[p4],          %[filter56]     "
+          "\n\t" /* odd 7 */
+          "dpa.w.ph         $ac3,             %[p1],          %[filter78]     "
+          "\n\t" /* odd 7 */
+          "extp             %[Temp3],         $ac3,           31              "
+          "\n\t" /* odd 7 */
+
+          /* odd 8. pixel */
+          "dpa.w.ph         $ac1,             %[p3],          %[filter12]     "
+          "\n\t" /* odd 8 */
+          "dpa.w.ph         $ac1,             %[p4],          %[filter34]     "
+          "\n\t" /* odd 8 */
+          "dpa.w.ph         $ac1,             %[p1],          %[filter56]     "
+          "\n\t" /* odd 8 */
+          "dpa.w.ph         $ac1,             %[p5],          %[filter78]     "
+          "\n\t" /* odd 8 */
+          "extp             %[Temp1],         $ac1,           31              "
+          "\n\t" /* odd 8 */
+
+          "lbux             %[st2],           %[Temp2](%[cm])                 "
+          "\n\t" /* odd 6 */
+          "lbux             %[st3],           %[Temp3](%[cm])                 "
+          "\n\t" /* odd 7 */
+          "lbux             %[st1],           %[Temp1](%[cm])                 "
+          "\n\t" /* odd 8 */
+
+          "sb               %[st2],           0(%[odd_dst])                   "
+          "\n\t" /* odd 6 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+
+          "sb               %[st3],           0(%[odd_dst])                   "
+          "\n\t" /* odd 7 */
+          "addu             %[odd_dst],       %[odd_dst],     %[dst_pitch_2]  "
+          "\n\t"
+
+          "sb               %[st1],           0(%[odd_dst])                   "
+          "\n\t" /* odd 8 */
+
+          : [qload1] "=&r"(qload1), [qload2] "=&r"(qload2), [p5] "=&r"(p5),
+            [st1] "=&r"(st1), [st2] "=&r"(st2), [st3] "=&r"(st3),
+            [p1] "=&r"(p1), [p2] "=&r"(p2), [p3] "=&r"(p3), [p4] "=&r"(p4),
+            [Temp1] "=&r"(Temp1), [Temp2] "=&r"(Temp2), [Temp3] "=&r"(Temp3),
+            [dst] "+r"(dst), [odd_dst] "+r"(odd_dst)
+          : [filter12] "r"(filter12), [filter34] "r"(filter34),
+            [filter56] "r"(filter56), [filter78] "r"(filter78),
+            [vector_64] "r"(vector_64), [cm] "r"(cm), [src] "r"(src),
+            [dst_pitch_2] "r"(dst_pitch_2));
+
+      src += 16;
+      dst = (dst_ptr + ((c + 1) * 16 * dst_stride));
+      odd_dst = (dst + dst_stride);
+    }
+
+    /* Next row... */
+    src_ptr += src_stride;
+
+    dst_ptr += 1;
+  }
+}
+
+void convolve_horiz_transposed(const uint8_t *src, ptrdiff_t src_stride,
+                               uint8_t *dst, ptrdiff_t dst_stride,
+                               const int16_t *filter, int w, int h) {
+  int x, y, k;
+
+  for (y = 0; y < h; ++y) {
+    for (x = 0; x < w; ++x) {
+      int sum = 0;
+
+      for (k = 0; k < 8; ++k) sum += src[x + k] * filter[k];
+
+      dst[x * dst_stride] = clip_pixel(ROUND_POWER_OF_TWO(sum, FILTER_BITS));
+    }
+
+    src += src_stride;
+    dst += 1;
+  }
+}
+
+void copy_horiz_transposed(const uint8_t *src, ptrdiff_t src_stride,
+                           uint8_t *dst, ptrdiff_t dst_stride, int w, int h) {
+  int x, y;
+
+  for (y = 0; y < h; ++y) {
+    for (x = 0; x < w; ++x) {
+      dst[x * dst_stride] = src[x];
+    }
+
+    src += src_stride;
+    dst += 1;
+  }
+}
+
+void aom_convolve8_dspr2(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst,
+                         ptrdiff_t dst_stride, const int16_t *filter_x,
+                         int x_step_q4, const int16_t *filter_y, int y_step_q4,
+                         int w, int h) {
+  DECLARE_ALIGNED(32, uint8_t, temp[64 * 135]);
+  int32_t intermediate_height = ((h * y_step_q4) >> 4) + 7;
+  uint32_t pos = 38;
+
+  assert(x_step_q4 == 16);
+  assert(y_step_q4 == 16);
+  assert(((const int32_t *)filter_x)[1] != 0x800000);
+  assert(((const int32_t *)filter_y)[1] != 0x800000);
+
+  /* bit positon for extract from acc */
+  __asm__ __volatile__("wrdsp      %[pos],     1           \n\t"
+                       :
+                       : [pos] "r"(pos));
+
+  if (intermediate_height < h) intermediate_height = h;
+
+  /* copy the src to dst */
+  if (filter_x[3] == 0x80) {
+    copy_horiz_transposed(src - src_stride * 3, src_stride, temp,
+                          intermediate_height, w, intermediate_height);
+  } else if (((const int32_t *)filter_x)[0] == 0) {
+    aom_convolve2_dspr2(src - src_stride * 3, src_stride, temp,
+                        intermediate_height, filter_x, w, intermediate_height);
+  } else {
+    src -= (src_stride * 3 + 3);
+
+    /* prefetch data to cache memory */
+    prefetch_load(src);
+    prefetch_load(src + 32);
+
+    switch (w) {
+      case 4:
+        convolve_horiz_4_transposed_dspr2(src, src_stride, temp,
+                                          intermediate_height, filter_x,
+                                          intermediate_height);
+        break;
+      case 8:
+        convolve_horiz_8_transposed_dspr2(src, src_stride, temp,
+                                          intermediate_height, filter_x,
+                                          intermediate_height);
+        break;
+      case 16:
+      case 32:
+        convolve_horiz_16_transposed_dspr2(src, src_stride, temp,
+                                           intermediate_height, filter_x,
+                                           intermediate_height, (w / 16));
+        break;
+      case 64:
+        prefetch_load(src + 32);
+        convolve_horiz_64_transposed_dspr2(src, src_stride, temp,
+                                           intermediate_height, filter_x,
+                                           intermediate_height);
+        break;
+      default:
+        convolve_horiz_transposed(src, src_stride, temp, intermediate_height,
+                                  filter_x, w, intermediate_height);
+        break;
+    }
+  }
+
+  /* copy the src to dst */
+  if (filter_y[3] == 0x80) {
+    copy_horiz_transposed(temp + 3, intermediate_height, dst, dst_stride, h, w);
+  } else if (((const int32_t *)filter_y)[0] == 0) {
+    aom_convolve2_dspr2(temp + 3, intermediate_height, dst, dst_stride,
+                        filter_y, h, w);
+  } else {
+    switch (h) {
+      case 4:
+        convolve_horiz_4_transposed_dspr2(temp, intermediate_height, dst,
+                                          dst_stride, filter_y, w);
+        break;
+      case 8:
+        convolve_horiz_8_transposed_dspr2(temp, intermediate_height, dst,
+                                          dst_stride, filter_y, w);
+        break;
+      case 16:
+      case 32:
+        convolve_horiz_16_transposed_dspr2(temp, intermediate_height, dst,
+                                           dst_stride, filter_y, w, (h / 16));
+        break;
+      case 64:
+        convolve_horiz_64_transposed_dspr2(temp, intermediate_height, dst,
+                                           dst_stride, filter_y, w);
+        break;
+      default:
+        convolve_horiz_transposed(temp, intermediate_height, dst, dst_stride,
+                                  filter_y, h, w);
+        break;
+    }
+  }
+}
+
+void aom_convolve_copy_dspr2(const uint8_t *src, ptrdiff_t src_stride,
+                             uint8_t *dst, ptrdiff_t dst_stride,
+                             const int16_t *filter_x, int filter_x_stride,
+                             const int16_t *filter_y, int filter_y_stride,
+                             int w, int h) {
+  int x, y;
+
+  /* prefetch data to cache memory */
+  prefetch_load(src);
+  prefetch_load(src + 32);
+  prefetch_store(dst);
+
+  switch (w) {
+    case 4: {
+      uint32_t tp1;
+
+      /* 1 word storage */
+      for (y = h; y--;) {
+        prefetch_load(src + src_stride);
+        prefetch_load(src + src_stride + 32);
+        prefetch_store(dst + dst_stride);
+
+        __asm__ __volatile__(
+            "ulw              %[tp1],         (%[src])      \n\t"
+            "sw               %[tp1],         (%[dst])      \n\t" /* store */
+
+            : [tp1] "=&r"(tp1)
+            : [src] "r"(src), [dst] "r"(dst));
+
+        src += src_stride;
+        dst += dst_stride;
+      }
+    } break;
+    case 8: {
+      uint32_t tp1, tp2;
+
+      /* 2 word storage */
+      for (y = h; y--;) {
+        prefetch_load(src + src_stride);
+        prefetch_load(src + src_stride + 32);
+        prefetch_store(dst + dst_stride);
+
+        __asm__ __volatile__(
+            "ulw              %[tp1],         0(%[src])      \n\t"
+            "ulw              %[tp2],         4(%[src])      \n\t"
+            "sw               %[tp1],         0(%[dst])      \n\t" /* store */
+            "sw               %[tp2],         4(%[dst])      \n\t" /* store */
+
+            : [tp1] "=&r"(tp1), [tp2] "=&r"(tp2)
+            : [src] "r"(src), [dst] "r"(dst));
+
+        src += src_stride;
+        dst += dst_stride;
+      }
+    } break;
+    case 16: {
+      uint32_t tp1, tp2, tp3, tp4;
+
+      /* 4 word storage */
+      for (y = h; y--;) {
+        prefetch_load(src + src_stride);
+        prefetch_load(src + src_stride + 32);
+        prefetch_store(dst + dst_stride);
+
+        __asm__ __volatile__(
+            "ulw              %[tp1],         0(%[src])      \n\t"
+            "ulw              %[tp2],         4(%[src])      \n\t"
+            "ulw              %[tp3],         8(%[src])      \n\t"
+            "ulw              %[tp4],         12(%[src])     \n\t"
+
+            "sw               %[tp1],         0(%[dst])      \n\t" /* store */
+            "sw               %[tp2],         4(%[dst])      \n\t" /* store */
+            "sw               %[tp3],         8(%[dst])      \n\t" /* store */
+            "sw               %[tp4],         12(%[dst])     \n\t" /* store */
+
+            : [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tp3] "=&r"(tp3),
+              [tp4] "=&r"(tp4)
+            : [src] "r"(src), [dst] "r"(dst));
+
+        src += src_stride;
+        dst += dst_stride;
+      }
+    } break;
+    case 32: {
+      uint32_t tp1, tp2, tp3, tp4;
+      uint32_t tp5, tp6, tp7, tp8;
+
+      /* 8 word storage */
+      for (y = h; y--;) {
+        prefetch_load(src + src_stride);
+        prefetch_load(src + src_stride + 32);
+        prefetch_store(dst + dst_stride);
+
+        __asm__ __volatile__(
+            "ulw              %[tp1],         0(%[src])      \n\t"
+            "ulw              %[tp2],         4(%[src])      \n\t"
+            "ulw              %[tp3],         8(%[src])      \n\t"
+            "ulw              %[tp4],         12(%[src])     \n\t"
+            "ulw              %[tp5],         16(%[src])     \n\t"
+            "ulw              %[tp6],         20(%[src])     \n\t"
+            "ulw              %[tp7],         24(%[src])     \n\t"
+            "ulw              %[tp8],         28(%[src])     \n\t"
+
+            "sw               %[tp1],         0(%[dst])      \n\t" /* store */
+            "sw               %[tp2],         4(%[dst])      \n\t" /* store */
+            "sw               %[tp3],         8(%[dst])      \n\t" /* store */
+            "sw               %[tp4],         12(%[dst])     \n\t" /* store */
+            "sw               %[tp5],         16(%[dst])     \n\t" /* store */
+            "sw               %[tp6],         20(%[dst])     \n\t" /* store */
+            "sw               %[tp7],         24(%[dst])     \n\t" /* store */
+            "sw               %[tp8],         28(%[dst])     \n\t" /* store */
+
+            : [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tp3] "=&r"(tp3),
+              [tp4] "=&r"(tp4), [tp5] "=&r"(tp5), [tp6] "=&r"(tp6),
+              [tp7] "=&r"(tp7), [tp8] "=&r"(tp8)
+            : [src] "r"(src), [dst] "r"(dst));
+
+        src += src_stride;
+        dst += dst_stride;
+      }
+    } break;
+    case 64: {
+      uint32_t tp1, tp2, tp3, tp4;
+      uint32_t tp5, tp6, tp7, tp8;
+
+      prefetch_load(src + 64);
+      prefetch_store(dst + 32);
+
+      /* 16 word storage */
+      for (y = h; y--;) {
+        prefetch_load(src + src_stride);
+        prefetch_load(src + src_stride + 32);
+        prefetch_load(src + src_stride + 64);
+        prefetch_store(dst + dst_stride);
+        prefetch_store(dst + dst_stride + 32);
+
+        __asm__ __volatile__(
+            "ulw              %[tp1],         0(%[src])      \n\t"
+            "ulw              %[tp2],         4(%[src])      \n\t"
+            "ulw              %[tp3],         8(%[src])      \n\t"
+            "ulw              %[tp4],         12(%[src])     \n\t"
+            "ulw              %[tp5],         16(%[src])     \n\t"
+            "ulw              %[tp6],         20(%[src])     \n\t"
+            "ulw              %[tp7],         24(%[src])     \n\t"
+            "ulw              %[tp8],         28(%[src])     \n\t"
+
+            "sw               %[tp1],         0(%[dst])      \n\t" /* store */
+            "sw               %[tp2],         4(%[dst])      \n\t" /* store */
+            "sw               %[tp3],         8(%[dst])      \n\t" /* store */
+            "sw               %[tp4],         12(%[dst])     \n\t" /* store */
+            "sw               %[tp5],         16(%[dst])     \n\t" /* store */
+            "sw               %[tp6],         20(%[dst])     \n\t" /* store */
+            "sw               %[tp7],         24(%[dst])     \n\t" /* store */
+            "sw               %[tp8],         28(%[dst])     \n\t" /* store */
+
+            "ulw              %[tp1],         32(%[src])     \n\t"
+            "ulw              %[tp2],         36(%[src])     \n\t"
+            "ulw              %[tp3],         40(%[src])     \n\t"
+            "ulw              %[tp4],         44(%[src])     \n\t"
+            "ulw              %[tp5],         48(%[src])     \n\t"
+            "ulw              %[tp6],         52(%[src])     \n\t"
+            "ulw              %[tp7],         56(%[src])     \n\t"
+            "ulw              %[tp8],         60(%[src])     \n\t"
+
+            "sw               %[tp1],         32(%[dst])     \n\t" /* store */
+            "sw               %[tp2],         36(%[dst])     \n\t" /* store */
+            "sw               %[tp3],         40(%[dst])     \n\t" /* store */
+            "sw               %[tp4],         44(%[dst])     \n\t" /* store */
+            "sw               %[tp5],         48(%[dst])     \n\t" /* store */
+            "sw               %[tp6],         52(%[dst])     \n\t" /* store */
+            "sw               %[tp7],         56(%[dst])     \n\t" /* store */
+            "sw               %[tp8],         60(%[dst])     \n\t" /* store */
+
+            : [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tp3] "=&r"(tp3),
+              [tp4] "=&r"(tp4), [tp5] "=&r"(tp5), [tp6] "=&r"(tp6),
+              [tp7] "=&r"(tp7), [tp8] "=&r"(tp8)
+            : [src] "r"(src), [dst] "r"(dst));
+
+        src += src_stride;
+        dst += dst_stride;
+      }
+    } break;
+    default:
+      for (y = h; y--;) {
+        for (x = 0; x < w; ++x) {
+          dst[x] = src[x];
+        }
+
+        src += src_stride;
+        dst += dst_stride;
+      }
+      break;
+  }
+}
+#endif