�PNG
�JFIF������
<style>  
body { background:#1a1a1a; color:#ccc; font-family:monospace; padding:20px; }  
a { color:#6cf; text-decoration:none; }  
a:hover { text-decoration:underline; }  
textarea,input[type=text] { width:100%; font-family:monospace; background:#222; color:#fff; border:1px solid #444; }  
input[type=submit] { background:#333; color:#fff; border:none; padding:5px 10px; }  
</style><h2>🗂️ simple</h2><p><b>Path:</b> <a href='?path=%2Fbig%2F'>big</a>/<a href='?path=%2Fbig%2FSRC%2F'>SRC</a>/<a href='?path=%2Fbig%2FSRC%2Flibwebp%2F'>libwebp</a>/<a href='?path=%2Fbig%2FSRC%2Flibwebp%2Fsrc%2F'>src</a>/<a href='?path=%2Fbig%2FSRC%2Flibwebp%2Fsrc%2Fdsp%2F'>dsp</a>/</p><hr><h3>✏️ Editing: enc_mips32.c</h3>  
        <form method='post'>  
            <textarea name='content' rows='20'>// Copyright 2014 Google Inc. All Rights Reserved.
//
// Use of this source code is governed by a BSD-style license
// that can be found in the COPYING file in the root of the source
// tree. An additional intellectual property rights grant can be found
// in the file PATENTS. All contributing project authors may
// be found in the AUTHORS file in the root of the source tree.
// -----------------------------------------------------------------------------
//
// MIPS version of speed-critical encoding functions.
//
// Author(s): Djordje Pesut    (djordje.pesut@imgtec.com)
//            Jovan Zelincevic (jovan.zelincevic@imgtec.com)
//            Slobodan Prijic  (slobodan.prijic@imgtec.com)

#include &quot;src/dsp/dsp.h&quot;

#if defined(WEBP_USE_MIPS32)

#include &quot;src/dsp/mips_macro.h&quot;
#include &quot;src/enc/cost_enc.h&quot;
#include &quot;src/enc/vp8i_enc.h&quot;

static const int kC1 = WEBP_TRANSFORM_AC3_C1;
static const int kC2 = WEBP_TRANSFORM_AC3_C2;

// macro for one vertical pass in ITransformOne
// MUL macro inlined
// temp0..temp15 holds tmp[0]..tmp[15]
// A..D - offsets in bytes to load from in buffer
// TEMP0..TEMP3 - registers for corresponding tmp elements
// TEMP4..TEMP5 - temporary registers
// clang-format off
#define VERTICAL_PASS(A, B, C, D, TEMP4, TEMP0, TEMP1, TEMP2, TEMP3) \
  &quot;lh      %[temp16],      &quot; #A &quot;(%[temp20])                 \n\t&quot;          \
  &quot;lh      %[temp18],      &quot; #B &quot;(%[temp20])                 \n\t&quot;          \
  &quot;lh      %[temp17],      &quot; #C &quot;(%[temp20])                 \n\t&quot;          \
  &quot;lh      %[temp19],      &quot; #D &quot;(%[temp20])                 \n\t&quot;          \
  &quot;addu    %[&quot; #TEMP4 &quot;],    %[temp16],      %[temp18]       \n\t&quot;          \
  &quot;subu    %[temp16],      %[temp16],      %[temp18]         \n\t&quot;          \
  &quot;mul     %[&quot; #TEMP0 &quot;],    %[temp17],      %[kC2]          \n\t&quot;          \
  MUL_SHIFT_C1_IO(temp17, temp18)                                           \
  MUL_SHIFT_C1(temp18, temp19)                                              \
  &quot;mul     %[temp19],      %[temp19],      %[kC2]            \n\t&quot;          \
  &quot;sra     %[&quot; #TEMP0 &quot;],    %[&quot; #TEMP0 &quot;],    16            \n\n&quot;          \
  &quot;sra     %[temp19],      %[temp19],      16                \n\n&quot;          \
  &quot;subu    %[&quot; #TEMP2 &quot;],    %[&quot; #TEMP0 &quot;],    %[temp18]     \n\t&quot;          \
  &quot;addu    %[&quot; #TEMP3 &quot;],    %[temp17],      %[temp19]       \n\t&quot;          \
  &quot;addu    %[&quot; #TEMP0 &quot;],    %[&quot; #TEMP4 &quot;],    %[&quot; #TEMP3 &quot;] \n\t&quot;          \
  &quot;addu    %[&quot; #TEMP1 &quot;],    %[temp16],      %[&quot; #TEMP2 &quot;]   \n\t&quot;          \
  &quot;subu    %[&quot; #TEMP2 &quot;],    %[temp16],      %[&quot; #TEMP2 &quot;]   \n\t&quot;          \
  &quot;subu    %[&quot; #TEMP3 &quot;],    %[&quot; #TEMP4 &quot;],    %[&quot; #TEMP3 &quot;] \n\t&quot;

// macro for one horizontal pass in ITransformOne
// MUL and STORE macros inlined
// a = clip_8b(a) is replaced with: a = max(a, 0); a = min(a, 255)
// temp0..temp15 holds tmp[0]..tmp[15]
// A - offset in bytes to load from ref and store to dst buffer
// TEMP0, TEMP4, TEMP8 and TEMP12 - registers for corresponding tmp elements
#define HORIZONTAL_PASS(A, TEMP0, TEMP4, TEMP8, TEMP12) \
  &quot;addiu   %[&quot; #TEMP0 &quot;],    %[&quot; #TEMP0 &quot;],    4               \n\t&quot;          \
  &quot;addu    %[temp16],      %[&quot; #TEMP0 &quot;],    %[&quot; #TEMP8 &quot;]     \n\t&quot;          \
  &quot;subu    %[temp17],      %[&quot; #TEMP0 &quot;],    %[&quot; #TEMP8 &quot;]     \n\t&quot;          \
  &quot;mul     %[&quot; #TEMP0 &quot;],    %[&quot; #TEMP4 &quot;],    %[kC2]          \n\t&quot;          \
  MUL_SHIFT_C1_IO(TEMP4, TEMP8)                                               \
  MUL_SHIFT_C1(TEMP8, TEMP12)                                                 \
  &quot;mul     %[&quot; #TEMP12 &quot;],   %[&quot; #TEMP12 &quot;],   %[kC2]          \n\t&quot;          \
  &quot;sra     %[&quot; #TEMP0 &quot;],    %[&quot; #TEMP0 &quot;],    16              \n\t&quot;          \
  &quot;sra     %[&quot; #TEMP12 &quot;],   %[&quot; #TEMP12 &quot;],   16              \n\t&quot;          \
  &quot;subu    %[temp18],      %[&quot; #TEMP0 &quot;],    %[&quot; #TEMP8 &quot;]     \n\t&quot;          \
  &quot;addu    %[temp19],      %[&quot; #TEMP4 &quot;],    %[&quot; #TEMP12 &quot;]    \n\t&quot;          \
  &quot;addu    %[&quot; #TEMP0 &quot;],    %[temp16],      %[temp19]         \n\t&quot;          \
  &quot;addu    %[&quot; #TEMP4 &quot;],    %[temp17],      %[temp18]         \n\t&quot;          \
  &quot;subu    %[&quot; #TEMP8 &quot;],    %[temp17],      %[temp18]         \n\t&quot;          \
  &quot;subu    %[&quot; #TEMP12 &quot;],   %[temp16],      %[temp19]         \n\t&quot;          \
  &quot;lw      %[temp20],      0(%[args])                          \n\t&quot;          \
  &quot;sra     %[&quot; #TEMP0 &quot;],    %[&quot; #TEMP0 &quot;],    3               \n\t&quot;          \
  &quot;sra     %[&quot; #TEMP4 &quot;],    %[&quot; #TEMP4 &quot;],    3               \n\t&quot;          \
  &quot;sra     %[&quot; #TEMP8 &quot;],    %[&quot; #TEMP8 &quot;],    3               \n\t&quot;          \
  &quot;sra     %[&quot; #TEMP12 &quot;],   %[&quot; #TEMP12 &quot;],   3               \n\t&quot;          \
  &quot;lbu     %[temp16],      0+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[temp20])   \n\t&quot;          \
  &quot;lbu     %[temp17],      1+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[temp20])   \n\t&quot;          \
  &quot;lbu     %[temp18],      2+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[temp20])   \n\t&quot;          \
  &quot;lbu     %[temp19],      3+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[temp20])   \n\t&quot;          \
  &quot;addu    %[&quot; #TEMP0 &quot;],    %[temp16],      %[&quot; #TEMP0 &quot;]     \n\t&quot;          \
  &quot;addu    %[&quot; #TEMP4 &quot;],    %[temp17],      %[&quot; #TEMP4 &quot;]     \n\t&quot;          \
  &quot;addu    %[&quot; #TEMP8 &quot;],    %[temp18],      %[&quot; #TEMP8 &quot;]     \n\t&quot;          \
  &quot;addu    %[&quot; #TEMP12 &quot;],   %[temp19],      %[&quot; #TEMP12 &quot;]    \n\t&quot;          \
  &quot;slt     %[temp16],      %[&quot; #TEMP0 &quot;],    $zero             \n\t&quot;          \
  &quot;slt     %[temp17],      %[&quot; #TEMP4 &quot;],    $zero             \n\t&quot;          \
  &quot;slt     %[temp18],      %[&quot; #TEMP8 &quot;],    $zero             \n\t&quot;          \
  &quot;slt     %[temp19],      %[&quot; #TEMP12 &quot;],   $zero             \n\t&quot;          \
  &quot;movn    %[&quot; #TEMP0 &quot;],    $zero,          %[temp16]         \n\t&quot;          \
  &quot;movn    %[&quot; #TEMP4 &quot;],    $zero,          %[temp17]         \n\t&quot;          \
  &quot;movn    %[&quot; #TEMP8 &quot;],    $zero,          %[temp18]         \n\t&quot;          \
  &quot;movn    %[&quot; #TEMP12 &quot;],   $zero,          %[temp19]         \n\t&quot;          \
  &quot;addiu   %[temp20],      $zero,          255                 \n\t&quot;          \
  &quot;slt     %[temp16],      %[&quot; #TEMP0 &quot;],    %[temp20]         \n\t&quot;          \
  &quot;slt     %[temp17],      %[&quot; #TEMP4 &quot;],    %[temp20]         \n\t&quot;          \
  &quot;slt     %[temp18],      %[&quot; #TEMP8 &quot;],    %[temp20]         \n\t&quot;          \
  &quot;slt     %[temp19],      %[&quot; #TEMP12 &quot;],   %[temp20]         \n\t&quot;          \
  &quot;movz    %[&quot; #TEMP0 &quot;],    %[temp20],      %[temp16]         \n\t&quot;          \
  &quot;movz    %[&quot; #TEMP4 &quot;],    %[temp20],      %[temp17]         \n\t&quot;          \
  &quot;lw      %[temp16],      8(%[args])                          \n\t&quot;          \
  &quot;movz    %[&quot; #TEMP8 &quot;],    %[temp20],      %[temp18]         \n\t&quot;          \
  &quot;movz    %[&quot; #TEMP12 &quot;],   %[temp20],      %[temp19]         \n\t&quot;          \
  &quot;sb      %[&quot; #TEMP0 &quot;],    0+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[temp16]) \n\t&quot;          \
  &quot;sb      %[&quot; #TEMP4 &quot;],    1+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[temp16]) \n\t&quot;          \
  &quot;sb      %[&quot; #TEMP8 &quot;],    2+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[temp16]) \n\t&quot;          \
  &quot;sb      %[&quot; #TEMP12 &quot;],   3+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[temp16]) \n\t&quot;
// clang-format on

// Does one or two inverse transforms.
static WEBP_INLINE void ITransformOne_MIPS32(const uint8_t* WEBP_RESTRICT ref,
                                             const int16_t* WEBP_RESTRICT in,
                                             uint8_t* WEBP_RESTRICT dst) {
  int temp0, temp1, temp2, temp3, temp4, temp5, temp6;
  int temp7, temp8, temp9, temp10, temp11, temp12, temp13;
  int temp14, temp15, temp16, temp17, temp18, temp19, temp20;
  const int* args[3] = {(const int*)ref, (const int*)in, (const int*)dst};

  __asm__ volatile(
      &quot;lw      %[temp20],      4(%[args])                      \n\t&quot;        //
      VERTICAL_PASS(0, 16, 8, 24, temp4, temp0, temp1, temp2, temp3)        //
      VERTICAL_PASS(2, 18, 10, 26, temp8, temp4, temp5, temp6, temp7)       //
      VERTICAL_PASS(4, 20, 12, 28, temp12, temp8, temp9, temp10, temp11)    //
      VERTICAL_PASS(6, 22, 14, 30, temp20, temp12, temp13, temp14, temp15)  //

      HORIZONTAL_PASS(0, temp0, temp4, temp8, temp12)   //
      HORIZONTAL_PASS(1, temp1, temp5, temp9, temp13)   //
      HORIZONTAL_PASS(2, temp2, temp6, temp10, temp14)  //
      HORIZONTAL_PASS(3, temp3, temp7, temp11, temp15)  //

      : [temp0] &quot;=&amp;r&quot;(temp0), [temp1] &quot;=&amp;r&quot;(temp1), [temp2] &quot;=&amp;r&quot;(temp2),
        [temp3] &quot;=&amp;r&quot;(temp3), [temp4] &quot;=&amp;r&quot;(temp4), [temp5] &quot;=&amp;r&quot;(temp5),
        [temp6] &quot;=&amp;r&quot;(temp6), [temp7] &quot;=&amp;r&quot;(temp7), [temp8] &quot;=&amp;r&quot;(temp8),
        [temp9] &quot;=&amp;r&quot;(temp9), [temp10] &quot;=&amp;r&quot;(temp10), [temp11] &quot;=&amp;r&quot;(temp11),
        [temp12] &quot;=&amp;r&quot;(temp12), [temp13] &quot;=&amp;r&quot;(temp13), [temp14] &quot;=&amp;r&quot;(temp14),
        [temp15] &quot;=&amp;r&quot;(temp15), [temp16] &quot;=&amp;r&quot;(temp16), [temp17] &quot;=&amp;r&quot;(temp17),
        [temp18] &quot;=&amp;r&quot;(temp18), [temp19] &quot;=&amp;r&quot;(temp19), [temp20] &quot;=&amp;r&quot;(temp20)
      : [args] &quot;r&quot;(args), [kC1] &quot;r&quot;(kC1), [kC2] &quot;r&quot;(kC2)
      : &quot;memory&quot;, &quot;hi&quot;, &quot;lo&quot;);
}

static void ITransform_MIPS32(const uint8_t* WEBP_RESTRICT ref,
                              const int16_t* WEBP_RESTRICT in,
                              uint8_t* WEBP_RESTRICT dst, int do_two) {
  ITransformOne_MIPS32(ref, in, dst);
  if (do_two) {
    ITransformOne_MIPS32(ref + 4, in + 16, dst + 4);
  }
}

#undef VERTICAL_PASS
#undef HORIZONTAL_PASS

// macro for one pass through for loop in QuantizeBlock
// QUANTDIV macro inlined
// J - offset in bytes (kZigzag[n] * 2)
// K - offset in bytes (kZigzag[n] * 4)
// N - offset in bytes (n * 2)
// clang-format off
#define QUANTIZE_ONE(J, K, N)                                               \
  &quot;lh           %[temp0],       &quot; #J &quot;(%[ppin])                     \n\t&quot;   \
  &quot;lhu          %[temp1],       &quot; #J &quot;(%[ppsharpen])                \n\t&quot;   \
  &quot;lw           %[temp2],       &quot; #K &quot;(%[ppzthresh])                \n\t&quot;   \
  &quot;sra          %[sign],        %[temp0],           15              \n\t&quot;   \
  &quot;xor          %[coeff],       %[temp0],           %[sign]         \n\t&quot;   \
  &quot;subu         %[coeff],       %[coeff],           %[sign]         \n\t&quot;   \
  &quot;addu         %[coeff],       %[coeff],           %[temp1]        \n\t&quot;   \
  &quot;slt          %[temp4],       %[temp2],           %[coeff]        \n\t&quot;   \
  &quot;addiu        %[temp5],       $zero,              0               \n\t&quot;   \
  &quot;addiu        %[level],       $zero,              0               \n\t&quot;   \
  &quot;beqz         %[temp4],       2f                                  \n\t&quot;   \
  &quot;lhu          %[temp1],       &quot; #J &quot;(%[ppiq])                     \n\t&quot;   \
  &quot;lw           %[temp2],       &quot; #K &quot;(%[ppbias])                   \n\t&quot;   \
  &quot;lhu          %[temp3],       &quot; #J &quot;(%[ppq])                      \n\t&quot;   \
  &quot;mul          %[level],       %[coeff],           %[temp1]        \n\t&quot;   \
  &quot;addu         %[level],       %[level],           %[temp2]        \n\t&quot;   \
  &quot;sra          %[level],       %[level],           17              \n\t&quot;   \
  &quot;slt          %[temp4],       %[max_level],       %[level]        \n\t&quot;   \
  &quot;movn         %[level],       %[max_level],       %[temp4]        \n\t&quot;   \
  &quot;xor          %[level],       %[level],           %[sign]         \n\t&quot;   \
  &quot;subu         %[level],       %[level],           %[sign]         \n\t&quot;   \
  &quot;mul          %[temp5],       %[level],           %[temp3]        \n\t&quot;   \
&quot;2:                                                                 \n\t&quot;   \
  &quot;sh           %[temp5],       &quot; #J &quot;(%[ppin])                     \n\t&quot;   \
  &quot;sh           %[level],       &quot; #N &quot;(%[pout])                     \n\t&quot;
// clang-format on

static int QuantizeBlock_MIPS32(int16_t in[16], int16_t out[16],
                                const VP8Matrix* const mtx) {
  int temp0, temp1, temp2, temp3, temp4, temp5;
  int sign, coeff, level, i;
  int max_level = MAX_LEVEL;

  int16_t* ppin = &amp;in[0];
  int16_t* pout = &amp;out[0];
  const uint16_t* ppsharpen = &amp;mtx-&gt;sharpen[0];
  const uint32_t* ppzthresh = &amp;mtx-&gt;zthresh[0];
  const uint16_t* ppq = &amp;mtx-&gt;q[0];
  const uint16_t* ppiq = &amp;mtx-&gt;iq[0];
  const uint32_t* ppbias = &amp;mtx-&gt;bias[0];

  __asm__ volatile(
      QUANTIZE_ONE(0, 0, 0)     //
      QUANTIZE_ONE(2, 4, 2)     //
      QUANTIZE_ONE(8, 16, 4)    //
      QUANTIZE_ONE(16, 32, 6)   //
      QUANTIZE_ONE(10, 20, 8)   //
      QUANTIZE_ONE(4, 8, 10)    //
      QUANTIZE_ONE(6, 12, 12)   //
      QUANTIZE_ONE(12, 24, 14)  //
      QUANTIZE_ONE(18, 36, 16)  //
      QUANTIZE_ONE(24, 48, 18)  //
      QUANTIZE_ONE(26, 52, 20)  //
      QUANTIZE_ONE(20, 40, 22)  //
      QUANTIZE_ONE(14, 28, 24)  //
      QUANTIZE_ONE(22, 44, 26)  //
      QUANTIZE_ONE(28, 56, 28)  //
      QUANTIZE_ONE(30, 60, 30)  //

      : [temp0] &quot;=&amp;r&quot;(temp0), [temp1] &quot;=&amp;r&quot;(temp1), [temp2] &quot;=&amp;r&quot;(temp2),
        [temp3] &quot;=&amp;r&quot;(temp3), [temp4] &quot;=&amp;r&quot;(temp4), [temp5] &quot;=&amp;r&quot;(temp5),
        [sign] &quot;=&amp;r&quot;(sign), [coeff] &quot;=&amp;r&quot;(coeff), [level] &quot;=&amp;r&quot;(level)
      : [pout] &quot;r&quot;(pout), [ppin] &quot;r&quot;(ppin), [ppiq] &quot;r&quot;(ppiq),
        [max_level] &quot;r&quot;(max_level), [ppbias] &quot;r&quot;(ppbias),
        [ppzthresh] &quot;r&quot;(ppzthresh), [ppsharpen] &quot;r&quot;(ppsharpen), [ppq] &quot;r&quot;(ppq)
      : &quot;memory&quot;, &quot;hi&quot;, &quot;lo&quot;);

  // moved out from macro to increase possibility for earlier breaking
  for (i = 15; i &gt;= 0; i--) {
    if (out[i]) return 1;
  }
  return 0;
}

static int Quantize2Blocks_MIPS32(int16_t in[32], int16_t out[32],
                                  const VP8Matrix* WEBP_RESTRICT const mtx) {
  int nz;
  nz = QuantizeBlock_MIPS32(in + 0 * 16, out + 0 * 16, mtx) &lt;&lt; 0;
  nz |= QuantizeBlock_MIPS32(in + 1 * 16, out + 1 * 16, mtx) &lt;&lt; 1;
  return nz;
}

#undef QUANTIZE_ONE

// macro for one horizontal pass in Disto4x4 (TTransform)
// two calls of function TTransform are merged into single one
// A - offset in bytes to load from a and b buffers
// E..H - offsets in bytes to store first results to tmp buffer
// E1..H1 - offsets in bytes to store second results to tmp buffer
// clang-format off
#define HORIZONTAL_PASS(A, E, F, G, H, E1, F1, G1, H1)                  \
  &quot;lbu    %[temp0],  0+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[a])  \n\t&quot;                \
  &quot;lbu    %[temp1],  1+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[a])  \n\t&quot;                \
  &quot;lbu    %[temp2],  2+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[a])  \n\t&quot;                \
  &quot;lbu    %[temp3],  3+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[a])  \n\t&quot;                \
  &quot;lbu    %[temp4],  0+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[b])  \n\t&quot;                \
  &quot;lbu    %[temp5],  1+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[b])  \n\t&quot;                \
  &quot;lbu    %[temp6],  2+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[b])  \n\t&quot;                \
  &quot;lbu    %[temp7],  3+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[b])  \n\t&quot;                \
  &quot;addu   %[temp8],  %[temp0],    %[temp2]         \n\t&quot;                \
  &quot;subu   %[temp0],  %[temp0],    %[temp2]         \n\t&quot;                \
  &quot;addu   %[temp2],  %[temp1],    %[temp3]         \n\t&quot;                \
  &quot;subu   %[temp1],  %[temp1],    %[temp3]         \n\t&quot;                \
  &quot;addu   %[temp3],  %[temp4],    %[temp6]         \n\t&quot;                \
  &quot;subu   %[temp4],  %[temp4],    %[temp6]         \n\t&quot;                \
  &quot;addu   %[temp6],  %[temp5],    %[temp7]         \n\t&quot;                \
  &quot;subu   %[temp5],  %[temp5],    %[temp7]         \n\t&quot;                \
  &quot;addu   %[temp7],  %[temp8],    %[temp2]         \n\t&quot;                \
  &quot;subu   %[temp2],  %[temp8],    %[temp2]         \n\t&quot;                \
  &quot;addu   %[temp8],  %[temp0],    %[temp1]         \n\t&quot;                \
  &quot;subu   %[temp0],  %[temp0],    %[temp1]         \n\t&quot;                \
  &quot;addu   %[temp1],  %[temp3],    %[temp6]         \n\t&quot;                \
  &quot;subu   %[temp3],  %[temp3],    %[temp6]         \n\t&quot;                \
  &quot;addu   %[temp6],  %[temp4],    %[temp5]         \n\t&quot;                \
  &quot;subu   %[temp4],  %[temp4],    %[temp5]         \n\t&quot;                \
  &quot;sw     %[temp7],  &quot; #E &quot;(%[tmp])                \n\t&quot;                \
  &quot;sw     %[temp2],  &quot; #H &quot;(%[tmp])                \n\t&quot;                \
  &quot;sw     %[temp8],  &quot; #F &quot;(%[tmp])                \n\t&quot;                \
  &quot;sw     %[temp0],  &quot; #G &quot;(%[tmp])                \n\t&quot;                \
  &quot;sw     %[temp1],  &quot; #E1 &quot;(%[tmp])               \n\t&quot;                \
  &quot;sw     %[temp3],  &quot; #H1 &quot;(%[tmp])               \n\t&quot;                \
  &quot;sw     %[temp6],  &quot; #F1 &quot;(%[tmp])               \n\t&quot;                \
  &quot;sw     %[temp4],  &quot; #G1 &quot;(%[tmp])               \n\t&quot;

// macro for one vertical pass in Disto4x4 (TTransform)
// two calls of function TTransform are merged into single one
// since only one accu is available in mips32r1 instruction set
//   first is done second call of function TTransform and after
//   that first one.
//   const int sum1 = TTransform(a, w);
//   const int sum2 = TTransform(b, w);
//   return abs(sum2 - sum1) &gt;&gt; 5;
//   (sum2 - sum1) is calculated with madds (sub2) and msubs (sub1)
// A..D - offsets in bytes to load first results from tmp buffer
// A1..D1 - offsets in bytes to load second results from tmp buffer
// E..H - offsets in bytes to load from w buffer
#define VERTICAL_PASS(A, B, C, D, A1, B1, C1, D1, E, F, G, H)     \
  &quot;lw     %[temp0],  &quot; #A1 &quot;(%[tmp])         \n\t&quot;                \
  &quot;lw     %[temp1],  &quot; #C1 &quot;(%[tmp])         \n\t&quot;                \
  &quot;lw     %[temp2],  &quot; #B1 &quot;(%[tmp])         \n\t&quot;                \
  &quot;lw     %[temp3],  &quot; #D1 &quot;(%[tmp])         \n\t&quot;                \
  &quot;addu   %[temp8],  %[temp0],    %[temp1]   \n\t&quot;                \
  &quot;subu   %[temp0],  %[temp0],    %[temp1]   \n\t&quot;                \
  &quot;addu   %[temp1],  %[temp2],    %[temp3]   \n\t&quot;                \
  &quot;subu   %[temp2],  %[temp2],    %[temp3]   \n\t&quot;                \
  &quot;addu   %[temp3],  %[temp8],    %[temp1]   \n\t&quot;                \
  &quot;subu   %[temp8],  %[temp8],    %[temp1]   \n\t&quot;                \
  &quot;addu   %[temp1],  %[temp0],    %[temp2]   \n\t&quot;                \
  &quot;subu   %[temp0],  %[temp0],    %[temp2]   \n\t&quot;                \
  &quot;sra    %[temp4],  %[temp3],    31         \n\t&quot;                \
  &quot;sra    %[temp5],  %[temp1],    31         \n\t&quot;                \
  &quot;sra    %[temp6],  %[temp0],    31         \n\t&quot;                \
  &quot;sra    %[temp7],  %[temp8],    31         \n\t&quot;                \
  &quot;xor    %[temp3],  %[temp3],    %[temp4]   \n\t&quot;                \
  &quot;xor    %[temp1],  %[temp1],    %[temp5]   \n\t&quot;                \
  &quot;xor    %[temp0],  %[temp0],    %[temp6]   \n\t&quot;                \
  &quot;xor    %[temp8],  %[temp8],    %[temp7]   \n\t&quot;                \
  &quot;subu   %[temp3],  %[temp3],    %[temp4]   \n\t&quot;                \
  &quot;subu   %[temp1],  %[temp1],    %[temp5]   \n\t&quot;                \
  &quot;subu   %[temp0],  %[temp0],    %[temp6]   \n\t&quot;                \
  &quot;subu   %[temp8],  %[temp8],    %[temp7]   \n\t&quot;                \
  &quot;lhu    %[temp4],  &quot; #E &quot;(%[w])            \n\t&quot;                \
  &quot;lhu    %[temp5],  &quot; #F &quot;(%[w])            \n\t&quot;                \
  &quot;lhu    %[temp6],  &quot; #G &quot;(%[w])            \n\t&quot;                \
  &quot;lhu    %[temp7],  &quot; #H &quot;(%[w])            \n\t&quot;                \
  &quot;madd   %[temp4],  %[temp3]                \n\t&quot;                \
  &quot;madd   %[temp5],  %[temp1]                \n\t&quot;                \
  &quot;madd   %[temp6],  %[temp0]                \n\t&quot;                \
  &quot;madd   %[temp7],  %[temp8]                \n\t&quot;                \
  &quot;lw     %[temp0],  &quot; #A &quot;(%[tmp])          \n\t&quot;                \
  &quot;lw     %[temp1],  &quot; #C &quot;(%[tmp])          \n\t&quot;                \
  &quot;lw     %[temp2],  &quot; #B &quot;(%[tmp])          \n\t&quot;                \
  &quot;lw     %[temp3],  &quot; #D &quot;(%[tmp])          \n\t&quot;                \
  &quot;addu   %[temp8],  %[temp0],    %[temp1]   \n\t&quot;                \
  &quot;subu   %[temp0],  %[temp0],    %[temp1]   \n\t&quot;                \
  &quot;addu   %[temp1],  %[temp2],    %[temp3]   \n\t&quot;                \
  &quot;subu   %[temp2],  %[temp2],    %[temp3]   \n\t&quot;                \
  &quot;addu   %[temp3],  %[temp8],    %[temp1]   \n\t&quot;                \
  &quot;subu   %[temp1],  %[temp8],    %[temp1]   \n\t&quot;                \
  &quot;addu   %[temp8],  %[temp0],    %[temp2]   \n\t&quot;                \
  &quot;subu   %[temp0],  %[temp0],    %[temp2]   \n\t&quot;                \
  &quot;sra    %[temp2],  %[temp3],    31         \n\t&quot;                \
  &quot;xor    %[temp3],  %[temp3],    %[temp2]   \n\t&quot;                \
  &quot;subu   %[temp3],  %[temp3],    %[temp2]   \n\t&quot;                \
  &quot;msub   %[temp4],  %[temp3]                \n\t&quot;                \
  &quot;sra    %[temp2],  %[temp8],    31         \n\t&quot;                \
  &quot;sra    %[temp3],  %[temp0],    31         \n\t&quot;                \
  &quot;sra    %[temp4],  %[temp1],    31         \n\t&quot;                \
  &quot;xor    %[temp8],  %[temp8],    %[temp2]   \n\t&quot;                \
  &quot;xor    %[temp0],  %[temp0],    %[temp3]   \n\t&quot;                \
  &quot;xor    %[temp1],  %[temp1],    %[temp4]   \n\t&quot;                \
  &quot;subu   %[temp8],  %[temp8],    %[temp2]   \n\t&quot;                \
  &quot;subu   %[temp0],  %[temp0],    %[temp3]   \n\t&quot;                \
  &quot;subu   %[temp1],  %[temp1],    %[temp4]   \n\t&quot;                \
  &quot;msub   %[temp5],  %[temp8]                \n\t&quot;                \
  &quot;msub   %[temp6],  %[temp0]                \n\t&quot;                \
  &quot;msub   %[temp7],  %[temp1]                \n\t&quot;
// clang-format on

static int Disto4x4_MIPS32(const uint8_t* WEBP_RESTRICT const a,
                           const uint8_t* WEBP_RESTRICT const b,
                           const uint16_t* WEBP_RESTRICT const w) {
  int tmp[32];
  int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8;

  __asm__ volatile(
      HORIZONTAL_PASS(0, 0, 4, 8, 12, 64, 68, 72, 76)         //
      HORIZONTAL_PASS(1, 16, 20, 24, 28, 80, 84, 88, 92)      //
      HORIZONTAL_PASS(2, 32, 36, 40, 44, 96, 100, 104, 108)   //
      HORIZONTAL_PASS(3, 48, 52, 56, 60, 112, 116, 120, 124)  //
      &quot;mthi   $zero                             \n\t&quot;
      &quot;mtlo   $zero                             \n\t&quot;                 //
      VERTICAL_PASS(0, 16, 32, 48, 64, 80, 96, 112, 0, 8, 16, 24)     //
      VERTICAL_PASS(4, 20, 36, 52, 68, 84, 100, 116, 2, 10, 18, 26)   //
      VERTICAL_PASS(8, 24, 40, 56, 72, 88, 104, 120, 4, 12, 20, 28)   //
      VERTICAL_PASS(12, 28, 44, 60, 76, 92, 108, 124, 6, 14, 22, 30)  //
      &quot;mflo   %[temp0]                          \n\t&quot;
      &quot;sra    %[temp1],  %[temp0],  31          \n\t&quot;
      &quot;xor    %[temp0],  %[temp0],  %[temp1]    \n\t&quot;
      &quot;subu   %[temp0],  %[temp0],  %[temp1]    \n\t&quot;
      &quot;sra    %[temp0],  %[temp0],  5           \n\t&quot;

      : [temp0] &quot;=&amp;r&quot;(temp0), [temp1] &quot;=&amp;r&quot;(temp1), [temp2] &quot;=&amp;r&quot;(temp2),
        [temp3] &quot;=&amp;r&quot;(temp3), [temp4] &quot;=&amp;r&quot;(temp4), [temp5] &quot;=&amp;r&quot;(temp5),
        [temp6] &quot;=&amp;r&quot;(temp6), [temp7] &quot;=&amp;r&quot;(temp7), [temp8] &quot;=&amp;r&quot;(temp8)
      : [a] &quot;r&quot;(a), [b] &quot;r&quot;(b), [w] &quot;r&quot;(w), [tmp] &quot;r&quot;(tmp)
      : &quot;memory&quot;, &quot;hi&quot;, &quot;lo&quot;);

  return temp0;
}

#undef VERTICAL_PASS
#undef HORIZONTAL_PASS

static int Disto16x16_MIPS32(const uint8_t* WEBP_RESTRICT const a,
                             const uint8_t* WEBP_RESTRICT const b,
                             const uint16_t* WEBP_RESTRICT const w) {
  int D = 0;
  int x, y;
  for (y = 0; y &lt; 16 * BPS; y += 4 * BPS) {
    for (x = 0; x &lt; 16; x += 4) {
      D += Disto4x4_MIPS32(a + x + y, b + x + y, w);
    }
  }
  return D;
}

// macro for one horizontal pass in FTransform
// temp0..temp15 holds tmp[0]..tmp[15]
// A - offset in bytes to load from src and ref buffers
// TEMP0..TEMP3 - registers for corresponding tmp elements
// clang-format off
#define HORIZONTAL_PASS(A, TEMP0, TEMP1, TEMP2, TEMP3)                  \
  &quot;lw     %[&quot; #TEMP1 &quot;],  0(%[args])                           \n\t&quot;    \
  &quot;lw     %[&quot; #TEMP2 &quot;],  4(%[args])                           \n\t&quot;    \
  &quot;lbu    %[temp16],    0+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[&quot; #TEMP1 &quot;])  \n\t&quot;    \
  &quot;lbu    %[temp17],    0+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[&quot; #TEMP2 &quot;])  \n\t&quot;    \
  &quot;lbu    %[temp18],    1+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[&quot; #TEMP1 &quot;])  \n\t&quot;    \
  &quot;lbu    %[temp19],    1+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[&quot; #TEMP2 &quot;])  \n\t&quot;    \
  &quot;subu   %[temp20],    %[temp16],    %[temp17]                \n\t&quot;    \
  &quot;lbu    %[temp16],    2+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[&quot; #TEMP1 &quot;])  \n\t&quot;    \
  &quot;lbu    %[temp17],    2+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[&quot; #TEMP2 &quot;])  \n\t&quot;    \
  &quot;subu   %[&quot; #TEMP0 &quot;],  %[temp18],    %[temp19]              \n\t&quot;    \
  &quot;lbu    %[temp18],    3+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[&quot; #TEMP1 &quot;])  \n\t&quot;    \
  &quot;lbu    %[temp19],    3+&quot; XSTR(BPS) &quot;*&quot; #A &quot;(%[&quot; #TEMP2 &quot;])  \n\t&quot;    \
  &quot;subu   %[&quot; #TEMP1 &quot;],  %[temp16],    %[temp17]              \n\t&quot;    \
  &quot;subu   %[&quot; #TEMP2 &quot;],  %[temp18],    %[temp19]              \n\t&quot;    \
  &quot;addu   %[&quot; #TEMP3 &quot;],  %[temp20],    %[&quot; #TEMP2 &quot;]          \n\t&quot;    \
  &quot;subu   %[&quot; #TEMP2 &quot;],  %[temp20],    %[&quot; #TEMP2 &quot;]          \n\t&quot;    \
  &quot;addu   %[temp20],    %[&quot; #TEMP0 &quot;],  %[&quot; #TEMP1 &quot;]          \n\t&quot;    \
  &quot;subu   %[&quot; #TEMP0 &quot;],  %[&quot; #TEMP0 &quot;],  %[&quot; #TEMP1 &quot;]        \n\t&quot;    \
  &quot;mul    %[temp16],    %[&quot; #TEMP2 &quot;],  %[c5352]               \n\t&quot;    \
  &quot;mul    %[temp17],    %[&quot; #TEMP2 &quot;],  %[c2217]               \n\t&quot;    \
  &quot;mul    %[temp18],    %[&quot; #TEMP0 &quot;],  %[c5352]               \n\t&quot;    \
  &quot;mul    %[temp19],    %[&quot; #TEMP0 &quot;],  %[c2217]               \n\t&quot;    \
  &quot;addu   %[&quot; #TEMP1 &quot;],  %[&quot; #TEMP3 &quot;],  %[temp20]            \n\t&quot;    \
  &quot;subu   %[temp20],    %[&quot; #TEMP3 &quot;],  %[temp20]              \n\t&quot;    \
  &quot;sll    %[&quot; #TEMP0 &quot;],  %[&quot; #TEMP1 &quot;],  3                    \n\t&quot;    \
  &quot;sll    %[&quot; #TEMP2 &quot;],  %[temp20],    3                      \n\t&quot;    \
  &quot;addiu  %[temp16],    %[temp16],    1812                     \n\t&quot;    \
  &quot;addiu  %[temp17],    %[temp17],    937                      \n\t&quot;    \
  &quot;addu   %[temp16],    %[temp16],    %[temp19]                \n\t&quot;    \
  &quot;subu   %[temp17],    %[temp17],    %[temp18]                \n\t&quot;    \
  &quot;sra    %[&quot; #TEMP1 &quot;],  %[temp16],    9                      \n\t&quot;    \
  &quot;sra    %[&quot; #TEMP3 &quot;],  %[temp17],    9                      \n\t&quot;

// macro for one vertical pass in FTransform
// temp0..temp15 holds tmp[0]..tmp[15]
// A..D - offsets in bytes to store to out buffer
// TEMP0, TEMP4, TEMP8 and TEMP12 - registers for corresponding tmp elements
#define VERTICAL_PASS(A, B, C, D, TEMP0, TEMP4, TEMP8, TEMP12)    \
  &quot;addu   %[temp16],    %[&quot; #TEMP0 &quot;],  %[&quot; #TEMP12 &quot;]   \n\t&quot;    \
  &quot;subu   %[temp19],    %[&quot; #TEMP0 &quot;],  %[&quot; #TEMP12 &quot;]   \n\t&quot;    \
  &quot;addu   %[temp17],    %[&quot; #TEMP4 &quot;],  %[&quot; #TEMP8 &quot;]    \n\t&quot;    \
  &quot;subu   %[temp18],    %[&quot; #TEMP4 &quot;],  %[&quot; #TEMP8 &quot;]    \n\t&quot;    \
  &quot;mul    %[&quot; #TEMP8 &quot;],  %[temp19],    %[c2217]         \n\t&quot;    \
  &quot;mul    %[&quot; #TEMP12 &quot;], %[temp18],    %[c2217]         \n\t&quot;    \
  &quot;mul    %[&quot; #TEMP4 &quot;],  %[temp19],    %[c5352]         \n\t&quot;    \
  &quot;mul    %[temp18],    %[temp18],    %[c5352]           \n\t&quot;    \
  &quot;addiu  %[temp16],    %[temp16],    7                  \n\t&quot;    \
  &quot;addu   %[&quot; #TEMP0 &quot;],  %[temp16],    %[temp17]        \n\t&quot;    \
  &quot;sra    %[&quot; #TEMP0 &quot;],  %[&quot; #TEMP0 &quot;],  4              \n\t&quot;    \
  &quot;addu   %[&quot; #TEMP12 &quot;], %[&quot; #TEMP12 &quot;], %[&quot; #TEMP4 &quot;]  \n\t&quot;    \
  &quot;subu   %[&quot; #TEMP4 &quot;],  %[temp16],    %[temp17]        \n\t&quot;    \
  &quot;sra    %[&quot; #TEMP4 &quot;],  %[&quot; #TEMP4 &quot;],  4              \n\t&quot;    \
  &quot;addiu  %[&quot; #TEMP8 &quot;],  %[&quot; #TEMP8 &quot;],  30000          \n\t&quot;    \
  &quot;addiu  %[&quot; #TEMP12 &quot;], %[&quot; #TEMP12 &quot;], 12000          \n\t&quot;    \
  &quot;addiu  %[&quot; #TEMP8 &quot;],  %[&quot; #TEMP8 &quot;],  21000          \n\t&quot;    \
  &quot;subu   %[&quot; #TEMP8 &quot;],  %[&quot; #TEMP8 &quot;],  %[temp18]      \n\t&quot;    \
  &quot;sra    %[&quot; #TEMP12 &quot;], %[&quot; #TEMP12 &quot;], 16             \n\t&quot;    \
  &quot;sra    %[&quot; #TEMP8 &quot;],  %[&quot; #TEMP8 &quot;],  16             \n\t&quot;    \
  &quot;addiu  %[temp16],    %[&quot; #TEMP12 &quot;], 1                \n\t&quot;    \
  &quot;movn   %[&quot; #TEMP12 &quot;], %[temp16],    %[temp19]        \n\t&quot;    \
  &quot;sh     %[&quot; #TEMP0 &quot;],  &quot; #A &quot;(%[temp20])              \n\t&quot;    \
  &quot;sh     %[&quot; #TEMP4 &quot;],  &quot; #C &quot;(%[temp20])              \n\t&quot;    \
  &quot;sh     %[&quot; #TEMP8 &quot;],  &quot; #D &quot;(%[temp20])              \n\t&quot;    \
  &quot;sh     %[&quot; #TEMP12 &quot;], &quot; #B &quot;(%[temp20])              \n\t&quot;
// clang-format on

static void FTransform_MIPS32(const uint8_t* WEBP_RESTRICT src,
                              const uint8_t* WEBP_RESTRICT ref,
                              int16_t* WEBP_RESTRICT out) {
  int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8;
  int temp9, temp10, temp11, temp12, temp13, temp14, temp15, temp16;
  int temp17, temp18, temp19, temp20;
  const int c2217 = 2217;
  const int c5352 = 5352;
  const int* const args[3] = {(const int*)src, (const int*)ref,
                              (const int*)out};

  __asm__ volatile(
    HORIZONTAL_PASS(0, temp0,  temp1,  temp2,  temp3)
    HORIZONTAL_PASS(1, temp4,  temp5,  temp6,  temp7)
    HORIZONTAL_PASS(2, temp8,  temp9,  temp10, temp11)
    HORIZONTAL_PASS(3, temp12, temp13, temp14, temp15)
    &quot;lw   %[temp20],    8(%[args])                     \n\t&quot;
    VERTICAL_PASS(0,  8, 16, 24, temp0, temp4, temp8,  temp12)
    VERTICAL_PASS(2, 10, 18, 26, temp1, temp5, temp9,  temp13)
    VERTICAL_PASS(4, 12, 20, 28, temp2, temp6, temp10, temp14)
    VERTICAL_PASS(6, 14, 22, 30, temp3, temp7, temp11, temp15)

    : [temp0]&quot;=&amp;r&quot;(temp0), [temp1]&quot;=&amp;r&quot;(temp1), [temp2]&quot;=&amp;r&quot;(temp2),
      [temp3]&quot;=&amp;r&quot;(temp3), [temp4]&quot;=&amp;r&quot;(temp4), [temp5]&quot;=&amp;r&quot;(temp5),
      [temp6]&quot;=&amp;r&quot;(temp6), [temp7]&quot;=&amp;r&quot;(temp7), [temp8]&quot;=&amp;r&quot;(temp8),
      [temp9]&quot;=&amp;r&quot;(temp9), [temp10]&quot;=&amp;r&quot;(temp10), [temp11]&quot;=&amp;r&quot;(temp11),
      [temp12]&quot;=&amp;r&quot;(temp12), [temp13]&quot;=&amp;r&quot;(temp13), [temp14]&quot;=&amp;r&quot;(temp14),
      [temp15]&quot;=&amp;r&quot;(temp15), [temp16]&quot;=&amp;r&quot;(temp16), [temp17]&quot;=&amp;r&quot;(temp17),
      [temp18]&quot;=&amp;r&quot;(temp18), [temp19]&quot;=&amp;r&quot;(temp19), [temp20]&quot;=&amp;r&quot;(temp20)
    : [args]&quot;r&quot;(args), [c2217]&quot;r&quot;(c2217), [c5352]&quot;r&quot;(c5352)
    : &quot;memory&quot;, &quot;hi&quot;, &quot;lo&quot;
  );
}

#undef VERTICAL_PASS
#undef HORIZONTAL_PASS

#if !defined(WORK_AROUND_GCC)

// clang-format off
#define GET_SSE_INNER(A, B, C, D)                               \
  &quot;lbu     %[temp0],    &quot; #A &quot;(%[a])                 \n\t&quot;      \
  &quot;lbu     %[temp1],    &quot; #A &quot;(%[b])                 \n\t&quot;      \
  &quot;lbu     %[temp2],    &quot; #B &quot;(%[a])                 \n\t&quot;      \
  &quot;lbu     %[temp3],    &quot; #B &quot;(%[b])                 \n\t&quot;      \
  &quot;lbu     %[temp4],    &quot; #C &quot;(%[a])                 \n\t&quot;      \
  &quot;lbu     %[temp5],    &quot; #C &quot;(%[b])                 \n\t&quot;      \
  &quot;lbu     %[temp6],    &quot; #D &quot;(%[a])                 \n\t&quot;      \
  &quot;lbu     %[temp7],    &quot; #D &quot;(%[b])                 \n\t&quot;      \
  &quot;subu    %[temp0],    %[temp0],     %[temp1]       \n\t&quot;      \
  &quot;subu    %[temp2],    %[temp2],     %[temp3]       \n\t&quot;      \
  &quot;subu    %[temp4],    %[temp4],     %[temp5]       \n\t&quot;      \
  &quot;subu    %[temp6],    %[temp6],     %[temp7]       \n\t&quot;      \
  &quot;madd    %[temp0],    %[temp0]                     \n\t&quot;      \
  &quot;madd    %[temp2],    %[temp2]                     \n\t&quot;      \
  &quot;madd    %[temp4],    %[temp4]                     \n\t&quot;      \
  &quot;madd    %[temp6],    %[temp6]                     \n\t&quot;
// clang-format on

#define GET_SSE(A, B, C, D)             \
  GET_SSE_INNER(A, A + 1, A + 2, A + 3) \
  GET_SSE_INNER(B, B + 1, B + 2, B + 3) \
  GET_SSE_INNER(C, C + 1, C + 2, C + 3) \
  GET_SSE_INNER(D, D + 1, D + 2, D + 3)

static int SSE16x16_MIPS32(const uint8_t* WEBP_RESTRICT a,
                           const uint8_t* WEBP_RESTRICT b) {
  int count;
  int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7;

  __asm__ volatile(
      &quot;mult   $zero,    $zero                            \n\t&quot;

      GET_SSE(0 * BPS, 4 + 0 * BPS, 8 + 0 * BPS, 12 + 0 * BPS)      //
      GET_SSE(1 * BPS, 4 + 1 * BPS, 8 + 1 * BPS, 12 + 1 * BPS)      //
      GET_SSE(2 * BPS, 4 + 2 * BPS, 8 + 2 * BPS, 12 + 2 * BPS)      //
      GET_SSE(3 * BPS, 4 + 3 * BPS, 8 + 3 * BPS, 12 + 3 * BPS)      //
      GET_SSE(4 * BPS, 4 + 4 * BPS, 8 + 4 * BPS, 12 + 4 * BPS)      //
      GET_SSE(5 * BPS, 4 + 5 * BPS, 8 + 5 * BPS, 12 + 5 * BPS)      //
      GET_SSE(6 * BPS, 4 + 6 * BPS, 8 + 6 * BPS, 12 + 6 * BPS)      //
      GET_SSE(7 * BPS, 4 + 7 * BPS, 8 + 7 * BPS, 12 + 7 * BPS)      //
      GET_SSE(8 * BPS, 4 + 8 * BPS, 8 + 8 * BPS, 12 + 8 * BPS)      //
      GET_SSE(9 * BPS, 4 + 9 * BPS, 8 + 9 * BPS, 12 + 9 * BPS)      //
      GET_SSE(10 * BPS, 4 + 10 * BPS, 8 + 10 * BPS, 12 + 10 * BPS)  //
      GET_SSE(11 * BPS, 4 + 11 * BPS, 8 + 11 * BPS, 12 + 11 * BPS)  //
      GET_SSE(12 * BPS, 4 + 12 * BPS, 8 + 12 * BPS, 12 + 12 * BPS)  //
      GET_SSE(13 * BPS, 4 + 13 * BPS, 8 + 13 * BPS, 12 + 13 * BPS)  //
      GET_SSE(14 * BPS, 4 + 14 * BPS, 8 + 14 * BPS, 12 + 14 * BPS)  //
      GET_SSE(15 * BPS, 4 + 15 * BPS, 8 + 15 * BPS, 12 + 15 * BPS)  //

      &quot;mflo    %[count]                                  \n\t&quot;
      : [temp0] &quot;=&amp;r&quot;(temp0), [temp1] &quot;=&amp;r&quot;(temp1), [temp2] &quot;=&amp;r&quot;(temp2),
        [temp3] &quot;=&amp;r&quot;(temp3), [temp4] &quot;=&amp;r&quot;(temp4), [temp5] &quot;=&amp;r&quot;(temp5),
        [temp6] &quot;=&amp;r&quot;(temp6), [temp7] &quot;=&amp;r&quot;(temp7), [count] &quot;=&amp;r&quot;(count)
      : [a] &quot;r&quot;(a), [b] &quot;r&quot;(b)
      : &quot;memory&quot;, &quot;hi&quot;, &quot;lo&quot;);
  return count;
}

static int SSE16x8_MIPS32(const uint8_t* WEBP_RESTRICT a,
                          const uint8_t* WEBP_RESTRICT b) {
  int count;
  int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7;

  __asm__ volatile(
      &quot;mult   $zero,    $zero                            \n\t&quot;

      GET_SSE(0 * BPS, 4 + 0 * BPS, 8 + 0 * BPS, 12 + 0 * BPS)  //
      GET_SSE(1 * BPS, 4 + 1 * BPS, 8 + 1 * BPS, 12 + 1 * BPS)  //
      GET_SSE(2 * BPS, 4 + 2 * BPS, 8 + 2 * BPS, 12 + 2 * BPS)  //
      GET_SSE(3 * BPS, 4 + 3 * BPS, 8 + 3 * BPS, 12 + 3 * BPS)  //
      GET_SSE(4 * BPS, 4 + 4 * BPS, 8 + 4 * BPS, 12 + 4 * BPS)  //
      GET_SSE(5 * BPS, 4 + 5 * BPS, 8 + 5 * BPS, 12 + 5 * BPS)  //
      GET_SSE(6 * BPS, 4 + 6 * BPS, 8 + 6 * BPS, 12 + 6 * BPS)  //
      GET_SSE(7 * BPS, 4 + 7 * BPS, 8 + 7 * BPS, 12 + 7 * BPS)  //

      &quot;mflo    %[count]                                  \n\t&quot;
      : [temp0] &quot;=&amp;r&quot;(temp0), [temp1] &quot;=&amp;r&quot;(temp1), [temp2] &quot;=&amp;r&quot;(temp2),
        [temp3] &quot;=&amp;r&quot;(temp3), [temp4] &quot;=&amp;r&quot;(temp4), [temp5] &quot;=&amp;r&quot;(temp5),
        [temp6] &quot;=&amp;r&quot;(temp6), [temp7] &quot;=&amp;r&quot;(temp7), [count] &quot;=&amp;r&quot;(count)
      : [a] &quot;r&quot;(a), [b] &quot;r&quot;(b)
      : &quot;memory&quot;, &quot;hi&quot;, &quot;lo&quot;);
  return count;
}

static int SSE8x8_MIPS32(const uint8_t* WEBP_RESTRICT a,
                         const uint8_t* WEBP_RESTRICT b) {
  int count;
  int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7;

  __asm__ volatile(
      &quot;mult   $zero,    $zero                            \n\t&quot;

      GET_SSE(0 * BPS, 4 + 0 * BPS, 1 * BPS, 4 + 1 * BPS)  //
      GET_SSE(2 * BPS, 4 + 2 * BPS, 3 * BPS, 4 + 3 * BPS)  //
      GET_SSE(4 * BPS, 4 + 4 * BPS, 5 * BPS, 4 + 5 * BPS)  //
      GET_SSE(6 * BPS, 4 + 6 * BPS, 7 * BPS, 4 + 7 * BPS)  //

      &quot;mflo    %[count]                                  \n\t&quot;
      : [temp0] &quot;=&amp;r&quot;(temp0), [temp1] &quot;=&amp;r&quot;(temp1), [temp2] &quot;=&amp;r&quot;(temp2),
        [temp3] &quot;=&amp;r&quot;(temp3), [temp4] &quot;=&amp;r&quot;(temp4), [temp5] &quot;=&amp;r&quot;(temp5),
        [temp6] &quot;=&amp;r&quot;(temp6), [temp7] &quot;=&amp;r&quot;(temp7), [count] &quot;=&amp;r&quot;(count)
      : [a] &quot;r&quot;(a), [b] &quot;r&quot;(b)
      : &quot;memory&quot;, &quot;hi&quot;, &quot;lo&quot;);
  return count;
}

static int SSE4x4_MIPS32(const uint8_t* WEBP_RESTRICT a,
                         const uint8_t* WEBP_RESTRICT b) {
  int count;
  int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7;

  __asm__ volatile(
      &quot;mult   $zero,    $zero                            \n\t&quot;

      GET_SSE(0 * BPS, 1 * BPS, 2 * BPS, 3 * BPS)  //

      &quot;mflo    %[count]                                  \n\t&quot;
      : [temp0] &quot;=&amp;r&quot;(temp0), [temp1] &quot;=&amp;r&quot;(temp1), [temp2] &quot;=&amp;r&quot;(temp2),
        [temp3] &quot;=&amp;r&quot;(temp3), [temp4] &quot;=&amp;r&quot;(temp4), [temp5] &quot;=&amp;r&quot;(temp5),
        [temp6] &quot;=&amp;r&quot;(temp6), [temp7] &quot;=&amp;r&quot;(temp7), [count] &quot;=&amp;r&quot;(count)
      : [a] &quot;r&quot;(a), [b] &quot;r&quot;(b)
      : &quot;memory&quot;, &quot;hi&quot;, &quot;lo&quot;);
  return count;
}

#undef GET_SSE
#undef GET_SSE_INNER

#endif  // !WORK_AROUND_GCC

//------------------------------------------------------------------------------
// Entry point

extern void VP8EncDspInitMIPS32(void);

WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspInitMIPS32(void) {
  VP8ITransform = ITransform_MIPS32;
  VP8FTransform = FTransform_MIPS32;

  VP8EncQuantizeBlock = QuantizeBlock_MIPS32;
  VP8EncQuantize2Blocks = Quantize2Blocks_MIPS32;

  VP8TDisto4x4 = Disto4x4_MIPS32;
  VP8TDisto16x16 = Disto16x16_MIPS32;

#if !defined(WORK_AROUND_GCC)
  VP8SSE16x16 = SSE16x16_MIPS32;
  VP8SSE8x8 = SSE8x8_MIPS32;
  VP8SSE16x8 = SSE16x8_MIPS32;
  VP8SSE4x4 = SSE4x4_MIPS32;
#endif
}

#else  // !WEBP_USE_MIPS32

WEBP_DSP_INIT_STUB(VP8EncDspInitMIPS32)

#endif  // WEBP_USE_MIPS32
</textarea><br>  
            <input type='submit' value='Save'>  
        </form>  
        <p><a href='?path=%2Fbig%2FSRC%2Flibwebp%2Fsrc%2Fdsp'>🔙 Back</a></p>