text: /*
   *  Copyright (c) 2015 The WebM project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license
   *  that can be found in the LICENSE file in the root of the source
   *  tree. An additional intellectual property rights grant can be found
   *  in the file PATENTS.  All contributing project authors may
   *  be found in the AUTHORS file in the root of the source tree.
   */
  
  #include "vpx_ports/mem.h"
  #include "vpx_dsp/mips/loopfilter_msa.h"
  
  int32_t vpx_hz_lpf_t4_and_t8_16w(uint8_t *src, int32_t pitch,
                                   uint8_t *filter48,
                                   const uint8_t *b_limit_ptr,
                                   const uint8_t *limit_ptr,
                                   const uint8_t *thresh_ptr) {
    v16u8 p3, p2, p1, p0, q3, q2, q1, q0;
    v16u8 p2_out, p1_out, p0_out, q0_out, q1_out, q2_out;
    v16u8 flat, mask, hev, thresh, b_limit, limit;
    v8u16 p3_r, p2_r, p1_r, p0_r, q0_r, q1_r, q2_r, q3_r;
    v8u16 p3_l, p2_l, p1_l, p0_l, q0_l, q1_l, q2_l, q3_l;
    v8i16 p2_filt8_r, p1_filt8_r, p0_filt8_r, q0_filt8_r, q1_filt8_r, q2_filt8_r;
    v8i16 p2_filt8_l, p1_filt8_l, p0_filt8_l, q0_filt8_l, q1_filt8_l, q2_filt8_l;
    v16u8 zero = { 0 };
  
    /* load vector elements */
    LD_UB8(src - (4 * pitch), pitch, p3, p2, p1, p0, q0, q1, q2, q3);
  
    thresh = (v16u8)__msa_fill_b(*thresh_ptr);
    b_limit = (v16u8)__msa_fill_b(*b_limit_ptr);
    limit = (v16u8)__msa_fill_b(*limit_ptr);
  
    /* mask and hev */
    LPF_MASK_HEV(p3, p2, p1, p0, q0, q1, q2, q3, limit, b_limit, thresh,
                 hev, mask, flat);
    VP9_FLAT4(p3, p2, p0, q0, q2, q3, flat);
    VP9_LPF_FILTER4_4W(p1, p0, q0, q1, mask, hev, p1_out, p0_out, q0_out, q1_out);
  
    if (__msa_test_bz_v(flat)) {
      ST_UB4(p1_out, p0_out, q0_out, q1_out, (src - 2 * pitch), pitch);
  
      return 1;
    } else {
      ILVR_B8_UH(zero, p3, zero, p2, zero, p1, zero, p0, zero, q0, zero, q1,
                 zero, q2, zero, q3, p3_r, p2_r, p1_r, p0_r, q0_r, q1_r,
                 q2_r, q3_r);
      VP9_FILTER8(p3_r, p2_r, p1_r, p0_r, q0_r, q1_r, q2_r, q3_r, p2_filt8_r,
                  p1_filt8_r, p0_filt8_r, q0_filt8_r, q1_filt8_r, q2_filt8_r);
  
      ILVL_B4_UH(zero, p3, zero, p2, zero, p1, zero, p0, p3_l, p2_l, p1_l, p0_l);
      ILVL_B4_UH(zero, q0, zero, q1, zero, q2, zero, q3, q0_l, q1_l, q2_l, q3_l);
      VP9_FILTER8(p3_l, p2_l, p1_l, p0_l, q0_l, q1_l, q2_l, q3_l, p2_filt8_l,
                  p1_filt8_l, p0_filt8_l, q0_filt8_l, q1_filt8_l, q2_filt8_l);
  
      /* convert 16 bit output data into 8 bit */
      PCKEV_B4_SH(p2_filt8_l, p2_filt8_r, p1_filt8_l, p1_filt8_r, p0_filt8_l,
                  p0_filt8_r, q0_filt8_l, q0_filt8_r, p2_filt8_r, p1_filt8_r,
                  p0_filt8_r, q0_filt8_r);
      PCKEV_B2_SH(q1_filt8_l, q1_filt8_r, q2_filt8_l, q2_filt8_r, q1_filt8_r,
                  q2_filt8_r);
  
      /* store pixel values */
      p2_out = __msa_bmnz_v(p2, (v16u8)p2_filt8_r, flat);
      p1_out = __msa_bmnz_v(p1_out, (v16u8)p1_filt8_r, flat);
      p0_out = __msa_bmnz_v(p0_out, (v16u8)p0_filt8_r, flat);
      q0_out = __msa_bmnz_v(q0_out, (v16u8)q0_filt8_r, flat);
      q1_out = __msa_bmnz_v(q1_out, (v16u8)q1_filt8_r, flat);
      q2_out = __msa_bmnz_v(q2, (v16u8)q2_filt8_r, flat);
  
      ST_UB4(p2_out, p1_out, p0_out, q0_out, filter48, 16);
      filter48 += (4 * 16);
      ST_UB2(q1_out, q2_out, filter48, 16);
      filter48 += (2 * 16);
      ST_UB(flat, filter48);
  
      return 0;
    }
  }
  
  void vpx_hz_lpf_t16_16w(uint8_t *src, int32_t pitch, uint8_t *filter48) {
    v16u8 flat, flat2, filter8;
    v16i8 zero = { 0 };
    v16u8 p7, p6, p5, p4, p3, p2, p1, p0, q0, q1, q2, q3, q4, q5, q6, q7;
    v8u16 p7_r_in, p6_r_in, p5_r_in, p4_r_in, p3_r_in, p2_r_in, p1_r_in, p0_r_in;
    v8u16 q7_r_in, q6_r_in, q5_r_in, q4_r_in, q3_r_in, q2_r_in, q1_r_in, q0_r_in;
    v8u16 p7_l_in, p6_l_in, p5_l_in, p4_l_in, p3_l_in, p2_l_in, p1_l_in, p0_l_in;
    v8u16 q7_l_in, q6_l_in, q5_l_in, q4_l_in, q3_l_in, q2_l_in, q1_l_in, q0_l_in;
    v8u16 tmp0_r, tmp1_r, tmp0_l, tmp1_l;
    v8i16 l_out, r_out;
  
    flat = LD_UB(filter48 + 96);
  
    LD_UB8((src - 8 * pitch), pitch, p7, p6, p5, p4, p3, p2, p1, p0);
    LD_UB8(src, pitch, q0, q1, q2, q3, q4, q5, q6, q7);
    VP9_FLAT5(p7, p6, p5, p4, p0, q0, q4, q5, q6, q7, flat, flat2);
  
    if (__msa_test_bz_v(flat2)) {
      LD_UB4(filter48, 16, p2, p1, p0, q0);
      LD_UB2(filter48 + 4 * 16, 16, q1, q2);
  
      src -= 3 * pitch;
      ST_UB4(p2, p1, p0, q0, src, pitch);
      src += (4 * pitch);
      ST_UB2(q1, q2, src, pitch);
    } else {
      src -= 7 * pitch;
  
      ILVR_B8_UH(zero, p7, zero, p6, zero, p5, zero, p4, zero, p3, zero, p2,
                 zero, p1, zero, p0, p7_r_in, p6_r_in, p5_r_in, p4_r_in, p3_r_in,
                 p2_r_in, p1_r_in, p0_r_in);
  
      q0_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q0);
  
      tmp0_r = p7_r_in << 3;
      tmp0_r -= p7_r_in;
      tmp0_r += p6_r_in;
      tmp0_r += q0_r_in;
      tmp1_r = p6_r_in + p5_r_in;
      tmp1_r += p4_r_in;
      tmp1_r += p3_r_in;
      tmp1_r += p2_r_in;
      tmp1_r += p1_r_in;
      tmp1_r += p0_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      ILVL_B4_UH(zero, p7, zero, p6, zero, p5, zero, p4, p7_l_in, p6_l_in,
                 p5_l_in, p4_l_in);
      ILVL_B4_UH(zero, p3, zero, p2, zero, p1, zero, p0, p3_l_in, p2_l_in,
                 p1_l_in, p0_l_in);
      q0_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q0);
  
      tmp0_l = p7_l_in << 3;
      tmp0_l -= p7_l_in;
      tmp0_l += p6_l_in;
      tmp0_l += q0_l_in;
      tmp1_l = p6_l_in + p5_l_in;
      tmp1_l += p4_l_in;
      tmp1_l += p3_l_in;
      tmp1_l += p2_l_in;
      tmp1_l += p1_l_in;
      tmp1_l += p0_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      p6 = __msa_bmnz_v(p6, (v16u8)r_out, flat2);
      ST_UB(p6, src);
      src += pitch;
  
      /* p5 */
      q1_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q1);
      tmp0_r = p5_r_in - p6_r_in;
      tmp0_r += q1_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      q1_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q1);
      tmp0_l = p5_l_in - p6_l_in;
      tmp0_l += q1_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      p5 = __msa_bmnz_v(p5, (v16u8)r_out, flat2);
      ST_UB(p5, src);
      src += pitch;
  
      /* p4 */
      q2_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q2);
      tmp0_r = p4_r_in - p5_r_in;
      tmp0_r += q2_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = (v8i16)__msa_srari_h((v8i16)tmp1_r, 4);
  
      q2_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q2);
      tmp0_l = p4_l_in - p5_l_in;
      tmp0_l += q2_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      p4 = __msa_bmnz_v(p4, (v16u8)r_out, flat2);
      ST_UB(p4, src);
      src += pitch;
  
      /* p3 */
      q3_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q3);
      tmp0_r = p3_r_in - p4_r_in;
      tmp0_r += q3_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      q3_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q3);
      tmp0_l = p3_l_in - p4_l_in;
      tmp0_l += q3_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      p3 = __msa_bmnz_v(p3, (v16u8)r_out, flat2);
      ST_UB(p3, src);
      src += pitch;
  
      /* p2 */
      q4_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q4);
      filter8 = LD_UB(filter48);
      tmp0_r = p2_r_in - p3_r_in;
      tmp0_r += q4_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      q4_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q4);
      tmp0_l = p2_l_in - p3_l_in;
      tmp0_l += q4_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST_UB(filter8, src);
      src += pitch;
  
      /* p1 */
      q5_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q5);
      filter8 = LD_UB(filter48 + 16);
      tmp0_r = p1_r_in - p2_r_in;
      tmp0_r += q5_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      q5_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q5);
      tmp0_l = p1_l_in - p2_l_in;
      tmp0_l += q5_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST_UB(filter8, src);
      src += pitch;
  
      /* p0 */
      q6_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q6);
      filter8 = LD_UB(filter48 + 32);
      tmp0_r = p0_r_in - p1_r_in;
      tmp0_r += q6_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      q6_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q6);
      tmp0_l = p0_l_in - p1_l_in;
      tmp0_l += q6_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST_UB(filter8, src);
      src += pitch;
  
      /* q0 */
      q7_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q7);
      filter8 = LD_UB(filter48 + 48);
      tmp0_r = q7_r_in - p0_r_in;
      tmp0_r += q0_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      q7_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q7);
      tmp0_l = q7_l_in - p0_l_in;
      tmp0_l += q0_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST_UB(filter8, src);
      src += pitch;
  
      /* q1 */
      filter8 = LD_UB(filter48 + 64);
      tmp0_r = q7_r_in - q0_r_in;
      tmp0_r += q1_r_in;
      tmp0_r -= p6_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      tmp0_l = q7_l_in - q0_l_in;
      tmp0_l += q1_l_in;
      tmp0_l -= p6_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST_UB(filter8, src);
      src += pitch;
  
      /* q2 */
      filter8 = LD_UB(filter48 + 80);
      tmp0_r = q7_r_in - q1_r_in;
      tmp0_r += q2_r_in;
      tmp0_r -= p5_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      tmp0_l = q7_l_in - q1_l_in;
      tmp0_l += q2_l_in;
      tmp0_l -= p5_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST_UB(filter8, src);
      src += pitch;
  
      /* q3 */
      tmp0_r = q7_r_in - q2_r_in;
      tmp0_r += q3_r_in;
      tmp0_r -= p4_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      tmp0_l = q7_l_in - q2_l_in;
      tmp0_l += q3_l_in;
      tmp0_l -= p4_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      q3 = __msa_bmnz_v(q3, (v16u8)r_out, flat2);
      ST_UB(q3, src);
      src += pitch;
  
      /* q4 */
      tmp0_r = q7_r_in - q3_r_in;
      tmp0_r += q4_r_in;
      tmp0_r -= p3_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      tmp0_l = q7_l_in - q3_l_in;
      tmp0_l += q4_l_in;
      tmp0_l -= p3_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      q4 = __msa_bmnz_v(q4, (v16u8)r_out, flat2);
      ST_UB(q4, src);
      src += pitch;
  
      /* q5 */
      tmp0_r = q7_r_in - q4_r_in;
      tmp0_r += q5_r_in;
      tmp0_r -= p2_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      tmp0_l = q7_l_in - q4_l_in;
      tmp0_l += q5_l_in;
      tmp0_l -= p2_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      q5 = __msa_bmnz_v(q5, (v16u8)r_out, flat2);
      ST_UB(q5, src);
      src += pitch;
  
      /* q6 */
      tmp0_r = q7_r_in - q5_r_in;
      tmp0_r += q6_r_in;
      tmp0_r -= p1_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      tmp0_l = q7_l_in - q5_l_in;
      tmp0_l += q6_l_in;
      tmp0_l -= p1_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      q6 = __msa_bmnz_v(q6, (v16u8)r_out, flat2);
      ST_UB(q6, src);
    }
  }
  
  void vpx_lpf_horizontal_16_dual_msa(uint8_t *src, int32_t pitch,
                                      const uint8_t *b_limit_ptr,
                                      const uint8_t *limit_ptr,
                                      const uint8_t *thresh_ptr,
                                      int32_t count) {
    DECLARE_ALIGNED(32, uint8_t, filter48[16 * 8]);
    uint8_t early_exit = 0;
  
    (void)count;
  
    early_exit = vpx_hz_lpf_t4_and_t8_16w(src, pitch, &filter48[0], b_limit_ptr,
                                          limit_ptr, thresh_ptr);
  
    if (0 == early_exit) {
      vpx_hz_lpf_t16_16w(src, pitch, filter48);
    }
  }
  
  void vpx_lpf_horizontal_16_msa(uint8_t *src, int32_t pitch,
                                 const uint8_t *b_limit_ptr,
                                 const uint8_t *limit_ptr,
                                 const uint8_t *thresh_ptr,
                                 int32_t count) {
    if (1 == count) {
      uint64_t p2_d, p1_d, p0_d, q0_d, q1_d, q2_d;
      uint64_t dword0, dword1;
      v16u8 flat2, mask, hev, flat, thresh, b_limit, limit;
      v16u8 p3, p2, p1, p0, q3, q2, q1, q0, p7, p6, p5, p4, q4, q5, q6, q7;
      v16u8 p2_out, p1_out, p0_out, q0_out, q1_out, q2_out;
      v16u8 p0_filter16, p1_filter16;
      v8i16 p2_filter8, p1_filter8, p0_filter8;
      v8i16 q0_filter8, q1_filter8, q2_filter8;
      v8u16 p7_r, p6_r, p5_r, p4_r, q7_r, q6_r, q5_r, q4_r;
      v8u16 p3_r, p2_r, p1_r, p0_r, q3_r, q2_r, q1_r, q0_r;
      v16i8 zero = { 0 };
      v8u16 tmp0, tmp1, tmp2;
  
      /* load vector elements */
      LD_UB8((src - 4 * pitch), pitch, p3, p2, p1, p0, q0, q1, q2, q3);
  
      thresh = (v16u8)__msa_fill_b(*thresh_ptr);
      b_limit = (v16u8)__msa_fill_b(*b_limit_ptr);
      limit = (v16u8)__msa_fill_b(*limit_ptr);
  
      LPF_MASK_HEV(p3, p2, p1, p0, q0, q1, q2, q3, limit, b_limit, thresh,
                   hev, mask, flat);
      VP9_FLAT4(p3, p2, p0, q0, q2, q3, flat);
      VP9_LPF_FILTER4_8W(p1, p0, q0, q1, mask, hev, p1_out, p0_out, q0_out,
                         q1_out);
  
      flat = (v16u8)__msa_ilvr_d((v2i64)zero, (v2i64)flat);
  
      if (__msa_test_bz_v(flat)) {
        p1_d = __msa_copy_u_d((v2i64)p1_out, 0);
        p0_d = __msa_copy_u_d((v2i64)p0_out, 0);
        q0_d = __msa_copy_u_d((v2i64)q0_out, 0);
        q1_d = __msa_copy_u_d((v2i64)q1_out, 0);
        SD4(p1_d, p0_d, q0_d, q1_d, src - 2 * pitch, pitch);
      } else {
        /* convert 8 bit input data into 16 bit */
        ILVR_B8_UH(zero, p3, zero, p2, zero, p1, zero, p0, zero, q0, zero, q1,
                   zero, q2, zero, q3, p3_r, p2_r, p1_r, p0_r, q0_r, q1_r, q2_r,
                   q3_r);
        VP9_FILTER8(p3_r, p2_r, p1_r, p0_r, q0_r, q1_r, q2_r, q3_r, p2_filter8,
                    p1_filter8, p0_filter8, q0_filter8, q1_filter8, q2_filter8);
  
        /* convert 16 bit output data into 8 bit */
        PCKEV_B4_SH(zero, p2_filter8, zero, p1_filter8, zero, p0_filter8,
                    zero, q0_filter8, p2_filter8, p1_filter8, p0_filter8,
                    q0_filter8);
        PCKEV_B2_SH(zero, q1_filter8, zero, q2_filter8, q1_filter8, q2_filter8);
  
        /* store pixel values */
        p2_out = __msa_bmnz_v(p2, (v16u8)p2_filter8, flat);
        p1_out = __msa_bmnz_v(p1_out, (v16u8)p1_filter8, flat);
        p0_out = __msa_bmnz_v(p0_out, (v16u8)p0_filter8, flat);
        q0_out = __msa_bmnz_v(q0_out, (v16u8)q0_filter8, flat);
        q1_out = __msa_bmnz_v(q1_out, (v16u8)q1_filter8, flat);
        q2_out = __msa_bmnz_v(q2, (v16u8)q2_filter8, flat);
  
        /* load 16 vector elements */
        LD_UB4((src - 8 * pitch), pitch, p7, p6, p5, p4);
        LD_UB4(src + (4 * pitch), pitch, q4, q5, q6, q7);
  
        VP9_FLAT5(p7, p6, p5, p4, p0, q0, q4, q5, q6, q7, flat, flat2);
  
        if (__msa_test_bz_v(flat2)) {
          p2_d = __msa_copy_u_d((v2i64)p2_out, 0);
          p1_d = __msa_copy_u_d((v2i64)p1_out, 0);
          p0_d = __msa_copy_u_d((v2i64)p0_out, 0);
          q0_d = __msa_copy_u_d((v2i64)q0_out, 0);
          q1_d = __msa_copy_u_d((v2i64)q1_out, 0);
          q2_d = __msa_copy_u_d((v2i64)q2_out, 0);
  
          SD4(p2_d, p1_d, p0_d, q0_d, src - 3 * pitch, pitch);
          SD(q1_d, src + pitch);
          SD(q2_d, src + 2 * pitch);
        } else {
          /* LSB(right) 8 pixel operation */
          ILVR_B8_UH(zero, p7, zero, p6, zero, p5, zero, p4, zero, q4, zero, q5,
                     zero, q6, zero, q7, p7_r, p6_r, p5_r, p4_r, q4_r, q5_r, q6_r,
                     q7_r);
  
          tmp0 = p7_r << 3;
          tmp0 -= p7_r;
          tmp0 += p6_r;
          tmp0 += q0_r;
  
          src -= 7 * pitch;
  
          /* calculation of p6 and p5 */
          tmp1 = p6_r + p5_r + p4_r + p3_r;
          tmp1 += (p2_r + p1_r + p0_r);
          tmp1 += tmp0;
          p0_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          tmp0 = p5_r - p6_r + q1_r - p7_r;
          tmp1 += tmp0;
          p1_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          PCKEV_B2_UB(zero, p0_filter16, zero, p1_filter16, p0_filter16,
                      p1_filter16);
          p0_filter16 = __msa_bmnz_v(p6, p0_filter16, flat2);
          p1_filter16 = __msa_bmnz_v(p5, p1_filter16, flat2);
          dword0 = __msa_copy_u_d((v2i64)p0_filter16, 0);
          dword1 = __msa_copy_u_d((v2i64)p1_filter16, 0);
          SD(dword0, src);
          src += pitch;
          SD(dword1, src);
          src += pitch;
  
          /* calculation of p4 and p3 */
          tmp0 = p4_r - p5_r + q2_r - p7_r;
          tmp2 = p3_r - p4_r + q3_r - p7_r;
          tmp1 += tmp0;
          p0_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          tmp1 += tmp2;
          p1_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          PCKEV_B2_UB(zero, p0_filter16, zero, p1_filter16, p0_filter16,
                      p1_filter16);
          p0_filter16 = __msa_bmnz_v(p4, p0_filter16, flat2);
          p1_filter16 = __msa_bmnz_v(p3, p1_filter16, flat2);
          dword0 = __msa_copy_u_d((v2i64)p0_filter16, 0);
          dword1 = __msa_copy_u_d((v2i64)p1_filter16, 0);
          SD(dword0, src);
          src += pitch;
          SD(dword1, src);
          src += pitch;
  
          /* calculation of p2 and p1 */
          tmp0 = p2_r - p3_r + q4_r - p7_r;
          tmp2 = p1_r - p2_r + q5_r - p7_r;
          tmp1 += tmp0;
          p0_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          tmp1 += tmp2;
          p1_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          PCKEV_B2_UB(zero, p0_filter16, zero, p1_filter16, p0_filter16,
                      p1_filter16);
          p0_filter16 = __msa_bmnz_v(p2_out, p0_filter16, flat2);
          p1_filter16 = __msa_bmnz_v(p1_out, p1_filter16, flat2);
          dword0 = __msa_copy_u_d((v2i64)p0_filter16, 0);
          dword1 = __msa_copy_u_d((v2i64)p1_filter16, 0);
          SD(dword0, src);
          src += pitch;
          SD(dword1, src);
          src += pitch;
  
          /* calculation of p0 and q0 */
          tmp0 = (p0_r - p1_r) + (q6_r - p7_r);
          tmp2 = (q7_r - p0_r) + (q0_r - p7_r);
          tmp1 += tmp0;
          p0_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          tmp1 += tmp2;
          p1_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          PCKEV_B2_UB(zero, p0_filter16, zero, p1_filter16, p0_filter16,
                      p1_filter16);
          p0_filter16 = __msa_bmnz_v(p0_out, p0_filter16, flat2);
          p1_filter16 = __msa_bmnz_v(q0_out, p1_filter16, flat2);
          dword0 = __msa_copy_u_d((v2i64)p0_filter16, 0);
          dword1 = __msa_copy_u_d((v2i64)p1_filter16, 0);
          SD(dword0, src);
          src += pitch;
          SD(dword1, src);
          src += pitch;
  
          /* calculation of q1 and q2 */
          tmp0 = q7_r - q0_r + q1_r - p6_r;
          tmp2 = q7_r - q1_r + q2_r - p5_r;
          tmp1 += tmp0;
          p0_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          tmp1 += tmp2;
          p1_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          PCKEV_B2_UB(zero, p0_filter16, zero, p1_filter16, p0_filter16,
                      p1_filter16);
          p0_filter16 = __msa_bmnz_v(q1_out, p0_filter16, flat2);
          p1_filter16 = __msa_bmnz_v(q2_out, p1_filter16, flat2);
          dword0 = __msa_copy_u_d((v2i64)p0_filter16, 0);
          dword1 = __msa_copy_u_d((v2i64)p1_filter16, 0);
          SD(dword0, src);
          src += pitch;
          SD(dword1, src);
          src += pitch;
  
          /* calculation of q3 and q4 */
          tmp0 = (q7_r - q2_r) + (q3_r - p4_r);
          tmp2 = (q7_r - q3_r) + (q4_r - p3_r);
          tmp1 += tmp0;
          p0_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          tmp1 += tmp2;
          p1_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          PCKEV_B2_UB(zero, p0_filter16, zero, p1_filter16, p0_filter16,
                      p1_filter16);
          p0_filter16 = __msa_bmnz_v(q3, p0_filter16, flat2);
          p1_filter16 = __msa_bmnz_v(q4, p1_filter16, flat2);
          dword0 = __msa_copy_u_d((v2i64)p0_filter16, 0);
          dword1 = __msa_copy_u_d((v2i64)p1_filter16, 0);
          SD(dword0, src);
          src += pitch;
          SD(dword1, src);
          src += pitch;
  
          /* calculation of q5 and q6 */
          tmp0 = (q7_r - q4_r) + (q5_r - p2_r);
          tmp2 = (q7_r - q5_r) + (q6_r - p1_r);
          tmp1 += tmp0;
          p0_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          tmp1 += tmp2;
          p1_filter16 = (v16u8)__msa_srari_h((v8i16)tmp1, 4);
          PCKEV_B2_UB(zero, p0_filter16, zero, p1_filter16, p0_filter16,
                      p1_filter16);
          p0_filter16 = __msa_bmnz_v(q5, p0_filter16, flat2);
          p1_filter16 = __msa_bmnz_v(q6, p1_filter16, flat2);
          dword0 = __msa_copy_u_d((v2i64)p0_filter16, 0);
          dword1 = __msa_copy_u_d((v2i64)p1_filter16, 0);
          SD(dword0, src);
          src += pitch;
          SD(dword1, src);
        }
      }
    } else {
      vpx_lpf_horizontal_16_dual_msa(src, pitch, b_limit_ptr, limit_ptr,
                                     thresh_ptr, count);
    }
  }
  
  static void transpose_16x8_to_8x16(uint8_t *input, int32_t in_pitch,
                                     uint8_t *output, int32_t out_pitch) {
    v16u8 p7_org, p6_org, p5_org, p4_org, p3_org, p2_org, p1_org, p0_org;
    v16i8 tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7;
    v16u8 p7, p6, p5, p4, p3, p2, p1, p0, q0, q1, q2, q3, q4, q5, q6, q7;
  
    LD_UB8(input, in_pitch,
           p7_org, p6_org, p5_org, p4_org, p3_org, p2_org, p1_org, p0_org);
    /* 8x8 transpose */
    TRANSPOSE8x8_UB_UB(p7_org, p6_org, p5_org, p4_org, p3_org, p2_org, p1_org,
                       p0_org, p7, p6, p5, p4, p3, p2, p1, p0);
    /* 8x8 transpose */
    ILVL_B4_SB(p5_org, p7_org, p4_org, p6_org, p1_org, p3_org, p0_org, p2_org,
               tmp0, tmp1, tmp2, tmp3);
    ILVR_B2_SB(tmp1, tmp0, tmp3, tmp2, tmp4, tmp6);
    ILVL_B2_SB(tmp1, tmp0, tmp3, tmp2, tmp5, tmp7);
    ILVR_W2_UB(tmp6, tmp4, tmp7, tmp5, q0, q4);
    ILVL_W2_UB(tmp6, tmp4, tmp7, tmp5, q2, q6);
    SLDI_B4_0_UB(q0, q2, q4, q6, q1, q3, q5, q7, 8);
  
    ST_UB8(p7, p6, p5, p4, p3, p2, p1, p0, output, out_pitch);
    output += (8 * out_pitch);
    ST_UB8(q0, q1, q2, q3, q4, q5, q6, q7, output, out_pitch);
  }
  
  static void transpose_8x16_to_16x8(uint8_t *input, int32_t in_pitch,
                                     uint8_t *output, int32_t out_pitch) {
    v16u8 p7_o, p6_o, p5_o, p4_o, p3_o, p2_o, p1_o, p0_o;
    v16u8 p7, p6, p5, p4, p3, p2, p1, p0, q0, q1, q2, q3, q4, q5, q6, q7;
  
    LD_UB8(input, in_pitch, p7, p6, p5, p4, p3, p2, p1, p0);
    LD_UB8(input + (8 * in_pitch), in_pitch, q0, q1, q2, q3, q4, q5, q6, q7);
    TRANSPOSE16x8_UB_UB(p7, p6, p5, p4, p3, p2, p1, p0, q0, q1, q2, q3, q4, q5,
                        q6, q7, p7_o, p6_o, p5_o, p4_o, p3_o, p2_o, p1_o, p0_o);
    ST_UB8(p7_o, p6_o, p5_o, p4_o, p3_o, p2_o, p1_o, p0_o, output, out_pitch);
  }
  
  static void transpose_16x16(uint8_t *input, int32_t in_pitch,
                              uint8_t *output, int32_t out_pitch) {
    v16u8 row0, row1, row2, row3, row4, row5, row6, row7;
    v16u8 row8, row9, row10, row11, row12, row13, row14, row15;
    v16u8 p7, p6, p5, p4, p3, p2, p1, p0, q0, q1, q2, q3, q4, q5, q6, q7;
    v8i16 tmp0, tmp1, tmp4, tmp5, tmp6, tmp7;
    v4i32 tmp2, tmp3;
  
    LD_UB8(input, in_pitch, row0, row1, row2, row3, row4, row5, row6, row7);
    input += (8 * in_pitch);
    LD_UB8(input, in_pitch,
           row8, row9, row10, row11, row12, row13, row14, row15);
  
    TRANSPOSE16x8_UB_UB(row0, row1, row2, row3, row4, row5, row6, row7,
                        row8, row9, row10, row11, row12, row13, row14, row15,
                        p7, p6, p5, p4, p3, p2, p1, p0);
  
    /* transpose 16x8 matrix into 8x16 */
    /* total 8 intermediate register and 32 instructions */
    q7 = (v16u8)__msa_ilvod_d((v2i64)row8, (v2i64)row0);
    q6 = (v16u8)__msa_ilvod_d((v2i64)row9, (v2i64)row1);
    q5 = (v16u8)__msa_ilvod_d((v2i64)row10, (v2i64)row2);
    q4 = (v16u8)__msa_ilvod_d((v2i64)row11, (v2i64)row3);
    q3 = (v16u8)__msa_ilvod_d((v2i64)row12, (v2i64)row4);
    q2 = (v16u8)__msa_ilvod_d((v2i64)row13, (v2i64)row5);
    q1 = (v16u8)__msa_ilvod_d((v2i64)row14, (v2i64)row6);
    q0 = (v16u8)__msa_ilvod_d((v2i64)row15, (v2i64)row7);
  
    ILVEV_B2_SH(q7, q6, q5, q4, tmp0, tmp1);
    tmp4 = (v8i16)__msa_ilvod_b((v16i8)q6, (v16i8)q7);
    tmp5 = (v8i16)__msa_ilvod_b((v16i8)q4, (v16i8)q5);
  
    ILVEV_B2_UB(q3, q2, q1, q0, q5, q7);
    tmp6 = (v8i16)__msa_ilvod_b((v16i8)q2, (v16i8)q3);
    tmp7 = (v8i16)__msa_ilvod_b((v16i8)q0, (v16i8)q1);
  
    ILVEV_H2_SW(tmp0, tmp1, q5, q7, tmp2, tmp3);
    q0 = (v16u8)__msa_ilvev_w(tmp3, tmp2);
    q4 = (v16u8)__msa_ilvod_w(tmp3, tmp2);
  
    tmp2 = (v4i32)__msa_ilvod_h(tmp1, tmp0);
    tmp3 = (v4i32)__msa_ilvod_h((v8i16)q7, (v8i16)q5);
    q2 = (v16u8)__msa_ilvev_w(tmp3, tmp2);
    q6 = (v16u8)__msa_ilvod_w(tmp3, tmp2);
  
    ILVEV_H2_SW(tmp4, tmp5, tmp6, tmp7, tmp2, tmp3);
    q1 = (v16u8)__msa_ilvev_w(tmp3, tmp2);
    q5 = (v16u8)__msa_ilvod_w(tmp3, tmp2);
  
    tmp2 = (v4i32)__msa_ilvod_h(tmp5, tmp4);
    tmp3 = (v4i32)__msa_ilvod_h(tmp7, tmp6);
    q3 = (v16u8)__msa_ilvev_w(tmp3, tmp2);
    q7 = (v16u8)__msa_ilvod_w(tmp3, tmp2);
  
    ST_UB8(p7, p6, p5, p4, p3, p2, p1, p0, output, out_pitch);
    output += (8 * out_pitch);
    ST_UB8(q0, q1, q2, q3, q4, q5, q6, q7, output, out_pitch);
  }
  
  int32_t vpx_vt_lpf_t4_and_t8_8w(uint8_t *src, uint8_t *filter48,
                                  uint8_t *src_org, int32_t pitch_org,
                                  const uint8_t *b_limit_ptr,
                                  const uint8_t *limit_ptr,
                                  const uint8_t *thresh_ptr) {
    v16u8 p3, p2, p1, p0, q3, q2, q1, q0;
    v16u8 p2_out, p1_out, p0_out, q0_out, q1_out, q2_out;
    v16u8 flat, mask, hev, thresh, b_limit, limit;
    v8u16 p3_r, p2_r, p1_r, p0_r, q0_r, q1_r, q2_r, q3_r;
    v8i16 p2_filt8_r, p1_filt8_r, p0_filt8_r, q0_filt8_r, q1_filt8_r, q2_filt8_r;
    v16i8 zero = { 0 };
    v8i16 vec0, vec1, vec2, vec3;
  
    /* load vector elements */
    LD_UB8(src - (4 * 16), 16, p3, p2, p1, p0, q0, q1, q2, q3);
  
    thresh = (v16u8)__msa_fill_b(*thresh_ptr);
    b_limit = (v16u8)__msa_fill_b(*b_limit_ptr);
    limit = (v16u8)__msa_fill_b(*limit_ptr);
  
    /* mask and hev */
    LPF_MASK_HEV(p3, p2, p1, p0, q0, q1, q2, q3, limit, b_limit, thresh,
                 hev, mask, flat);
    /* flat4 */
    VP9_FLAT4(p3, p2, p0, q0, q2, q3, flat);
    /* filter4 */
    VP9_LPF_FILTER4_8W(p1, p0, q0, q1, mask, hev, p1_out, p0_out, q0_out, q1_out);
  
    flat = (v16u8)__msa_ilvr_d((v2i64)zero, (v2i64)flat);
  
    if (__msa_test_bz_v(flat)) {
      ILVR_B2_SH(p0_out, p1_out, q1_out, q0_out, vec0, vec1);
      ILVRL_H2_SH(vec1, vec0, vec2, vec3);
      ST4x8_UB(vec2, vec3, (src_org - 2), pitch_org);
      return 1;
    } else {
      ILVR_B8_UH(zero, p3, zero, p2, zero, p1, zero, p0, zero, q0, zero, q1,
                 zero, q2, zero, q3, p3_r, p2_r, p1_r, p0_r, q0_r, q1_r, q2_r,
                 q3_r);
      VP9_FILTER8(p3_r, p2_r, p1_r, p0_r, q0_r, q1_r, q2_r, q3_r, p2_filt8_r,
                  p1_filt8_r, p0_filt8_r, q0_filt8_r, q1_filt8_r, q2_filt8_r);
  
      /* convert 16 bit output data into 8 bit */
      p2_r = (v8u16)__msa_pckev_b((v16i8)p2_filt8_r, (v16i8)p2_filt8_r);
      p1_r = (v8u16)__msa_pckev_b((v16i8)p1_filt8_r, (v16i8)p1_filt8_r);
      p0_r = (v8u16)__msa_pckev_b((v16i8)p0_filt8_r, (v16i8)p0_filt8_r);
      q0_r = (v8u16)__msa_pckev_b((v16i8)q0_filt8_r, (v16i8)q0_filt8_r);
      q1_r = (v8u16)__msa_pckev_b((v16i8)q1_filt8_r, (v16i8)q1_filt8_r);
      q2_r = (v8u16)__msa_pckev_b((v16i8)q2_filt8_r, (v16i8)q2_filt8_r);
  
      /* store pixel values */
      p2_out = __msa_bmnz_v(p2, (v16u8)p2_r, flat);
      p1_out = __msa_bmnz_v(p1_out, (v16u8)p1_r, flat);
      p0_out = __msa_bmnz_v(p0_out, (v16u8)p0_r, flat);
      q0_out = __msa_bmnz_v(q0_out, (v16u8)q0_r, flat);
      q1_out = __msa_bmnz_v(q1_out, (v16u8)q1_r, flat);
      q2_out = __msa_bmnz_v(q2, (v16u8)q2_r, flat);
  
      ST_UB4(p2_out, p1_out, p0_out, q0_out, filter48, 16);
      filter48 += (4 * 16);
      ST_UB2(q1_out, q2_out, filter48, 16);
      filter48 += (2 * 16);
      ST_UB(flat, filter48);
  
      return 0;
    }
  }
  
  int32_t vpx_vt_lpf_t16_8w(uint8_t *src, uint8_t *src_org, int32_t pitch,
                            uint8_t *filter48) {
    v16i8 zero = { 0 };
    v16u8 filter8, flat, flat2;
    v16u8 p7, p6, p5, p4, p3, p2, p1, p0, q0, q1, q2, q3, q4, q5, q6, q7;
    v8u16 p7_r_in, p6_r_in, p5_r_in, p4_r_in, p3_r_in, p2_r_in, p1_r_in, p0_r_in;
    v8u16 q7_r_in, q6_r_in, q5_r_in, q4_r_in, q3_r_in, q2_r_in, q1_r_in, q0_r_in;
    v8u16 tmp0_r, tmp1_r;
    v8i16 r_out;
  
    flat = LD_UB(filter48 + 6 * 16);
  
    LD_UB8((src - 8 * 16), 16, p7, p6, p5, p4, p3, p2, p1, p0);
    LD_UB8(src, 16, q0, q1, q2, q3, q4, q5, q6, q7);
  
    VP9_FLAT5(p7, p6, p5, p4, p0, q0, q4, q5, q6, q7, flat, flat2);
  
    if (__msa_test_bz_v(flat2)) {
      v8i16 vec0, vec1, vec2, vec3, vec4;
  
      LD_UB4(filter48, 16, p2, p1, p0, q0);
      LD_UB2(filter48 + 4 * 16, 16, q1, q2);
  
      ILVR_B2_SH(p1, p2, q0, p0, vec0, vec1);
      ILVRL_H2_SH(vec1, vec0, vec3, vec4);
      vec2 = (v8i16)__msa_ilvr_b((v16i8)q2, (v16i8)q1);
  
      src_org -= 3;
      ST4x4_UB(vec3, vec3, 0, 1, 2, 3, src_org, pitch);
      ST2x4_UB(vec2, 0, (src_org + 4), pitch);
      src_org += (4 * pitch);
      ST4x4_UB(vec4, vec4, 0, 1, 2, 3, src_org, pitch);
      ST2x4_UB(vec2, 4, (src_org + 4), pitch);
  
      return 1;
    } else {
      src -= 7 * 16;
  
      ILVR_B8_UH(zero, p7, zero, p6, zero, p5, zero, p4, zero, p3, zero, p2,
                 zero, p1, zero, p0, p7_r_in, p6_r_in, p5_r_in, p4_r_in,
                 p3_r_in, p2_r_in, p1_r_in, p0_r_in);
      q0_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q0);
  
      tmp0_r = p7_r_in << 3;
      tmp0_r -= p7_r_in;
      tmp0_r += p6_r_in;
      tmp0_r += q0_r_in;
      tmp1_r = p6_r_in + p5_r_in;
      tmp1_r += p4_r_in;
      tmp1_r += p3_r_in;
      tmp1_r += p2_r_in;
      tmp1_r += p1_r_in;
      tmp1_r += p0_r_in;
      tmp1_r += tmp0_r;
  
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      p6 = __msa_bmnz_v(p6, (v16u8)r_out, flat2);
      ST8x1_UB(p6, src);
      src += 16;
  
      /* p5 */
      q1_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q1);
      tmp0_r = p5_r_in - p6_r_in;
      tmp0_r += q1_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      p5 = __msa_bmnz_v(p5, (v16u8)r_out, flat2);
      ST8x1_UB(p5, src);
      src += 16;
  
      /* p4 */
      q2_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q2);
      tmp0_r = p4_r_in - p5_r_in;
      tmp0_r += q2_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      p4 = __msa_bmnz_v(p4, (v16u8)r_out, flat2);
      ST8x1_UB(p4, src);
      src += 16;
  
      /* p3 */
      q3_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q3);
      tmp0_r = p3_r_in - p4_r_in;
      tmp0_r += q3_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      p3 = __msa_bmnz_v(p3, (v16u8)r_out, flat2);
      ST8x1_UB(p3, src);
      src += 16;
  
      /* p2 */
      q4_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q4);
      filter8 = LD_UB(filter48);
      tmp0_r = p2_r_in - p3_r_in;
      tmp0_r += q4_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST8x1_UB(filter8, src);
      src += 16;
  
      /* p1 */
      q5_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q5);
      filter8 = LD_UB(filter48 + 16);
      tmp0_r = p1_r_in - p2_r_in;
      tmp0_r += q5_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST8x1_UB(filter8, src);
      src += 16;
  
      /* p0 */
      q6_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q6);
      filter8 = LD_UB(filter48 + 32);
      tmp0_r = p0_r_in - p1_r_in;
      tmp0_r += q6_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST8x1_UB(filter8, src);
      src += 16;
  
      /* q0 */
      q7_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q7);
      filter8 = LD_UB(filter48 + 48);
      tmp0_r = q7_r_in - p0_r_in;
      tmp0_r += q0_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST8x1_UB(filter8, src);
      src += 16;
  
      /* q1 */
      filter8 = LD_UB(filter48 + 64);
      tmp0_r = q7_r_in - q0_r_in;
      tmp0_r += q1_r_in;
      tmp0_r -= p6_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST8x1_UB(filter8, src);
      src += 16;
  
      /* q2 */
      filter8 = LD_UB(filter48 + 80);
      tmp0_r = q7_r_in - q1_r_in;
      tmp0_r += q2_r_in;
      tmp0_r -= p5_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST8x1_UB(filter8, src);
      src += 16;
  
      /* q3 */
      tmp0_r = q7_r_in - q2_r_in;
      tmp0_r += q3_r_in;
      tmp0_r -= p4_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      q3 = __msa_bmnz_v(q3, (v16u8)r_out, flat2);
      ST8x1_UB(q3, src);
      src += 16;
  
      /* q4 */
      tmp0_r = q7_r_in - q3_r_in;
      tmp0_r += q4_r_in;
      tmp0_r -= p3_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      q4 = __msa_bmnz_v(q4, (v16u8)r_out, flat2);
      ST8x1_UB(q4, src);
      src += 16;
  
      /* q5 */
      tmp0_r = q7_r_in - q4_r_in;
      tmp0_r += q5_r_in;
      tmp0_r -= p2_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      q5 = __msa_bmnz_v(q5, (v16u8)r_out, flat2);
      ST8x1_UB(q5, src);
      src += 16;
  
      /* q6 */
      tmp0_r = q7_r_in - q5_r_in;
      tmp0_r += q6_r_in;
      tmp0_r -= p1_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)r_out, (v16i8)r_out);
      q6 = __msa_bmnz_v(q6, (v16u8)r_out, flat2);
      ST8x1_UB(q6, src);
  
      return 0;
    }
  }
  
  void vpx_lpf_vertical_16_msa(uint8_t *src, int32_t pitch,
                               const uint8_t *b_limit_ptr,
                               const uint8_t *limit_ptr,
                               const uint8_t *thresh_ptr) {
    uint8_t early_exit = 0;
    DECLARE_ALIGNED(32, uint8_t, transposed_input[16 * 24]);
    uint8_t *filter48 = &transposed_input[16 * 16];
  
    transpose_16x8_to_8x16(src - 8, pitch, transposed_input, 16);
  
    early_exit = vpx_vt_lpf_t4_and_t8_8w((transposed_input + 16 * 8),
                                         &filter48[0], src, pitch, b_limit_ptr,
                                         limit_ptr, thresh_ptr);
  
    if (0 == early_exit) {
      early_exit = vpx_vt_lpf_t16_8w((transposed_input + 16 * 8), src, pitch,
                                     &filter48[0]);
  
      if (0 == early_exit) {
        transpose_8x16_to_16x8(transposed_input, 16, src - 8, pitch);
      }
    }
  }
  
  int32_t vpx_vt_lpf_t4_and_t8_16w(uint8_t *src, uint8_t *filter48,
                                   uint8_t *src_org, int32_t pitch,
                                   const uint8_t *b_limit_ptr,
                                   const uint8_t *limit_ptr,
                                   const uint8_t *thresh_ptr) {
    v16u8 p3, p2, p1, p0, q3, q2, q1, q0;
    v16u8 p2_out, p1_out, p0_out, q0_out, q1_out, q2_out;
    v16u8 flat, mask, hev, thresh, b_limit, limit;
    v8u16 p3_r, p2_r, p1_r, p0_r, q0_r, q1_r, q2_r, q3_r;
    v8u16 p3_l, p2_l, p1_l, p0_l, q0_l, q1_l, q2_l, q3_l;
    v8i16 p2_filt8_r, p1_filt8_r, p0_filt8_r, q0_filt8_r, q1_filt8_r, q2_filt8_r;
    v8i16 p2_filt8_l, p1_filt8_l, p0_filt8_l, q0_filt8_l, q1_filt8_l, q2_filt8_l;
    v16i8 zero = { 0 };
    v8i16 vec0, vec1, vec2, vec3, vec4, vec5;
  
    /* load vector elements */
    LD_UB8(src - (4 * 16), 16, p3, p2, p1, p0, q0, q1, q2, q3);
  
    thresh = (v16u8)__msa_fill_b(*thresh_ptr);
    b_limit = (v16u8)__msa_fill_b(*b_limit_ptr);
    limit = (v16u8)__msa_fill_b(*limit_ptr);
  
    /* mask and hev */
    LPF_MASK_HEV(p3, p2, p1, p0, q0, q1, q2, q3, limit, b_limit, thresh,
                 hev, mask, flat);
    /* flat4 */
    VP9_FLAT4(p3, p2, p0, q0, q2, q3, flat);
    /* filter4 */
    VP9_LPF_FILTER4_4W(p1, p0, q0, q1, mask, hev, p1_out, p0_out, q0_out, q1_out);
  
    if (__msa_test_bz_v(flat)) {
      ILVR_B2_SH(p0_out, p1_out, q1_out, q0_out, vec0, vec1);
      ILVRL_H2_SH(vec1, vec0, vec2, vec3);
      ILVL_B2_SH(p0_out, p1_out, q1_out, q0_out, vec0, vec1);
      ILVRL_H2_SH(vec1, vec0, vec4, vec5);
  
      src_org -= 2;
      ST4x8_UB(vec2, vec3, src_org, pitch);
      src_org += 8 * pitch;
      ST4x8_UB(vec4, vec5, src_org, pitch);
  
      return 1;
    } else {
      ILVR_B8_UH(zero, p3, zero, p2, zero, p1, zero, p0, zero, q0, zero, q1,
                 zero, q2, zero, q3, p3_r, p2_r, p1_r, p0_r, q0_r, q1_r, q2_r,
                 q3_r);
      VP9_FILTER8(p3_r, p2_r, p1_r, p0_r, q0_r, q1_r, q2_r, q3_r, p2_filt8_r,
                  p1_filt8_r, p0_filt8_r, q0_filt8_r, q1_filt8_r, q2_filt8_r);
      ILVL_B4_UH(zero, p3, zero, p2, zero, p1, zero, p0, p3_l, p2_l, p1_l, p0_l);
      ILVL_B4_UH(zero, q0, zero, q1, zero, q2, zero, q3, q0_l, q1_l, q2_l, q3_l);
      VP9_FILTER8(p3_l, p2_l, p1_l, p0_l, q0_l, q1_l, q2_l, q3_l, p2_filt8_l,
                  p1_filt8_l, p0_filt8_l, q0_filt8_l, q1_filt8_l, q2_filt8_l);
  
      /* convert 16 bit output data into 8 bit */
      PCKEV_B4_SH(p2_filt8_l, p2_filt8_r, p1_filt8_l, p1_filt8_r, p0_filt8_l,
                  p0_filt8_r, q0_filt8_l, q0_filt8_r, p2_filt8_r, p1_filt8_r,
                  p0_filt8_r, q0_filt8_r);
      PCKEV_B2_SH(q1_filt8_l, q1_filt8_r, q2_filt8_l, q2_filt8_r, q1_filt8_r,
                  q2_filt8_r);
  
      /* store pixel values */
      p2_out = __msa_bmnz_v(p2, (v16u8)p2_filt8_r, flat);
      p1_out = __msa_bmnz_v(p1_out, (v16u8)p1_filt8_r, flat);
      p0_out = __msa_bmnz_v(p0_out, (v16u8)p0_filt8_r, flat);
      q0_out = __msa_bmnz_v(q0_out, (v16u8)q0_filt8_r, flat);
      q1_out = __msa_bmnz_v(q1_out, (v16u8)q1_filt8_r, flat);
      q2_out = __msa_bmnz_v(q2, (v16u8)q2_filt8_r, flat);
  
      ST_UB4(p2_out, p1_out, p0_out, q0_out, filter48, 16);
      filter48 += (4 * 16);
      ST_UB2(q1_out, q2_out, filter48, 16);
      filter48 += (2 * 16);
      ST_UB(flat, filter48);
  
      return 0;
    }
  }
  
  int32_t vpx_vt_lpf_t16_16w(uint8_t *src, uint8_t *src_org, int32_t pitch,
                             uint8_t *filter48) {
    v16u8 flat, flat2, filter8;
    v16i8 zero = { 0 };
    v16u8 p7, p6, p5, p4, p3, p2, p1, p0, q0, q1, q2, q3, q4, q5, q6, q7;
    v8u16 p7_r_in, p6_r_in, p5_r_in, p4_r_in, p3_r_in, p2_r_in, p1_r_in, p0_r_in;
    v8u16 q7_r_in, q6_r_in, q5_r_in, q4_r_in, q3_r_in, q2_r_in, q1_r_in, q0_r_in;
    v8u16 p7_l_in, p6_l_in, p5_l_in, p4_l_in, p3_l_in, p2_l_in, p1_l_in, p0_l_in;
    v8u16 q7_l_in, q6_l_in, q5_l_in, q4_l_in, q3_l_in, q2_l_in, q1_l_in, q0_l_in;
    v8u16 tmp0_r, tmp1_r, tmp0_l, tmp1_l;
    v8i16 l_out, r_out;
  
    flat = LD_UB(filter48 + 6 * 16);
  
    LD_UB8((src - 8 * 16), 16, p7, p6, p5, p4, p3, p2, p1, p0);
    LD_UB8(src, 16, q0, q1, q2, q3, q4, q5, q6, q7);
  
    VP9_FLAT5(p7, p6, p5, p4, p0, q0, q4, q5, q6, q7, flat, flat2);
  
    if (__msa_test_bz_v(flat2)) {
      v8i16 vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7;
  
      LD_UB4(filter48, 16, p2, p1, p0, q0);
      LD_UB2(filter48 + 4 * 16, 16, q1, q2);
  
      ILVR_B2_SH(p1, p2, q0, p0, vec0, vec1);
      ILVRL_H2_SH(vec1, vec0, vec3, vec4);
      ILVL_B2_SH(p1, p2, q0, p0, vec0, vec1);
      ILVRL_H2_SH(vec1, vec0, vec6, vec7);
      ILVRL_B2_SH(q2, q1, vec2, vec5);
  
      src_org -= 3;
      ST4x4_UB(vec3, vec3, 0, 1, 2, 3, src_org, pitch);
      ST2x4_UB(vec2, 0, (src_org + 4), pitch);
      src_org += (4 * pitch);
      ST4x4_UB(vec4, vec4, 0, 1, 2, 3, src_org, pitch);
      ST2x4_UB(vec2, 4, (src_org + 4), pitch);
      src_org += (4 * pitch);
      ST4x4_UB(vec6, vec6, 0, 1, 2, 3, src_org, pitch);
      ST2x4_UB(vec5, 0, (src_org + 4), pitch);
      src_org += (4 * pitch);
      ST4x4_UB(vec7, vec7, 0, 1, 2, 3, src_org, pitch);
      ST2x4_UB(vec5, 4, (src_org + 4), pitch);
  
      return 1;
    } else {
      src -= 7 * 16;
  
      ILVR_B8_UH(zero, p7, zero, p6, zero, p5, zero, p4, zero, p3, zero, p2,
                 zero, p1, zero, p0, p7_r_in, p6_r_in, p5_r_in, p4_r_in,
                 p3_r_in, p2_r_in, p1_r_in, p0_r_in);
      q0_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q0);
  
      tmp0_r = p7_r_in << 3;
      tmp0_r -= p7_r_in;
      tmp0_r += p6_r_in;
      tmp0_r += q0_r_in;
      tmp1_r = p6_r_in + p5_r_in;
      tmp1_r += p4_r_in;
      tmp1_r += p3_r_in;
      tmp1_r += p2_r_in;
      tmp1_r += p1_r_in;
      tmp1_r += p0_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
  
      ILVL_B4_UH(zero, p7, zero, p6, zero, p5, zero, p4, p7_l_in, p6_l_in,
                 p5_l_in, p4_l_in);
      ILVL_B4_UH(zero, p3, zero, p2, zero, p1, zero, p0, p3_l_in, p2_l_in,
                 p1_l_in, p0_l_in);
      q0_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q0);
  
      tmp0_l = p7_l_in << 3;
      tmp0_l -= p7_l_in;
      tmp0_l += p6_l_in;
      tmp0_l += q0_l_in;
      tmp1_l = p6_l_in + p5_l_in;
      tmp1_l += p4_l_in;
      tmp1_l += p3_l_in;
      tmp1_l += p2_l_in;
      tmp1_l += p1_l_in;
      tmp1_l += p0_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
  
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      p6 = __msa_bmnz_v(p6, (v16u8)r_out, flat2);
      ST_UB(p6, src);
      src += 16;
  
      /* p5 */
      q1_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q1);
      tmp0_r = p5_r_in - p6_r_in;
      tmp0_r += q1_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      q1_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q1);
      tmp0_l = p5_l_in - p6_l_in;
      tmp0_l += q1_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      p5 = __msa_bmnz_v(p5, (v16u8)r_out, flat2);
      ST_UB(p5, src);
      src += 16;
  
      /* p4 */
      q2_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q2);
      tmp0_r = p4_r_in - p5_r_in;
      tmp0_r += q2_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      q2_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q2);
      tmp0_l = p4_l_in - p5_l_in;
      tmp0_l += q2_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      p4 = __msa_bmnz_v(p4, (v16u8)r_out, flat2);
      ST_UB(p4, src);
      src += 16;
  
      /* p3 */
      q3_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q3);
      tmp0_r = p3_r_in - p4_r_in;
      tmp0_r += q3_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      q3_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q3);
      tmp0_l = p3_l_in - p4_l_in;
      tmp0_l += q3_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      p3 = __msa_bmnz_v(p3, (v16u8)r_out, flat2);
      ST_UB(p3, src);
      src += 16;
  
      /* p2 */
      q4_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q4);
      filter8 = LD_UB(filter48);
      tmp0_r = p2_r_in - p3_r_in;
      tmp0_r += q4_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      q4_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q4);
      tmp0_l = p2_l_in - p3_l_in;
      tmp0_l += q4_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST_UB(filter8, src);
      src += 16;
  
      /* p1 */
      q5_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q5);
      filter8 = LD_UB(filter48 + 16);
      tmp0_r = p1_r_in - p2_r_in;
      tmp0_r += q5_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      q5_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q5);
      tmp0_l = p1_l_in - p2_l_in;
      tmp0_l += q5_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)(tmp1_l), 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST_UB(filter8, src);
      src += 16;
  
      /* p0 */
      q6_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q6);
      filter8 = LD_UB(filter48 + 32);
      tmp0_r = p0_r_in - p1_r_in;
      tmp0_r += q6_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      q6_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q6);
      tmp0_l = p0_l_in - p1_l_in;
      tmp0_l += q6_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST_UB(filter8, src);
      src += 16;
  
      /* q0 */
      q7_r_in = (v8u16)__msa_ilvr_b(zero, (v16i8)q7);
      filter8 = LD_UB(filter48 + 48);
      tmp0_r = q7_r_in - p0_r_in;
      tmp0_r += q0_r_in;
      tmp0_r -= p7_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      q7_l_in = (v8u16)__msa_ilvl_b(zero, (v16i8)q7);
      tmp0_l = q7_l_in - p0_l_in;
      tmp0_l += q0_l_in;
      tmp0_l -= p7_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST_UB(filter8, src);
      src += 16;
  
      /* q1 */
      filter8 = LD_UB(filter48 + 64);
      tmp0_r = q7_r_in - q0_r_in;
      tmp0_r += q1_r_in;
      tmp0_r -= p6_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      tmp0_l = q7_l_in - q0_l_in;
      tmp0_l += q1_l_in;
      tmp0_l -= p6_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST_UB(filter8, src);
      src += 16;
  
      /* q2 */
      filter8 = LD_UB(filter48 + 80);
      tmp0_r = q7_r_in - q1_r_in;
      tmp0_r += q2_r_in;
      tmp0_r -= p5_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      tmp0_l = q7_l_in - q1_l_in;
      tmp0_l += q2_l_in;
      tmp0_l -= p5_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      filter8 = __msa_bmnz_v(filter8, (v16u8)r_out, flat2);
      ST_UB(filter8, src);
      src += 16;
  
      /* q3 */
      tmp0_r = q7_r_in - q2_r_in;
      tmp0_r += q3_r_in;
      tmp0_r -= p4_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      tmp0_l = q7_l_in - q2_l_in;
      tmp0_l += q3_l_in;
      tmp0_l -= p4_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      q3 = __msa_bmnz_v(q3, (v16u8)r_out, flat2);
      ST_UB(q3, src);
      src += 16;
  
      /* q4 */
      tmp0_r = q7_r_in - q3_r_in;
      tmp0_r += q4_r_in;
      tmp0_r -= p3_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      tmp0_l = q7_l_in - q3_l_in;
      tmp0_l += q4_l_in;
      tmp0_l -= p3_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      q4 = __msa_bmnz_v(q4, (v16u8)r_out, flat2);
      ST_UB(q4, src);
      src += 16;
  
      /* q5 */
      tmp0_r = q7_r_in - q4_r_in;
      tmp0_r += q5_r_in;
      tmp0_r -= p2_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      tmp0_l = q7_l_in - q4_l_in;
      tmp0_l += q5_l_in;
      tmp0_l -= p2_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      q5 = __msa_bmnz_v(q5, (v16u8)r_out, flat2);
      ST_UB(q5, src);
      src += 16;
  
      /* q6 */
      tmp0_r = q7_r_in - q5_r_in;
      tmp0_r += q6_r_in;
      tmp0_r -= p1_r_in;
      tmp1_r += tmp0_r;
      r_out = __msa_srari_h((v8i16)tmp1_r, 4);
      tmp0_l = q7_l_in - q5_l_in;
      tmp0_l += q6_l_in;
      tmp0_l -= p1_l_in;
      tmp1_l += tmp0_l;
      l_out = __msa_srari_h((v8i16)tmp1_l, 4);
      r_out = (v8i16)__msa_pckev_b((v16i8)l_out, (v16i8)r_out);
      q6 = __msa_bmnz_v(q6, (v16u8)r_out, flat2);
      ST_UB(q6, src);
  
      return 0;
    }
  }
  
  void vpx_lpf_vertical_16_dual_msa(uint8_t *src, int32_t pitch,
                                    const uint8_t *b_limit_ptr,
                                    const uint8_t *limit_ptr,
                                    const uint8_t *thresh_ptr) {
    uint8_t early_exit = 0;
    DECLARE_ALIGNED(32, uint8_t, transposed_input[16 * 24]);
    uint8_t *filter48 = &transposed_input[16 * 16];
  
    transpose_16x16((src - 8), pitch, &transposed_input[0], 16);
  
    early_exit = vpx_vt_lpf_t4_and_t8_16w((transposed_input + 16 * 8),
                                          &filter48[0], src, pitch, b_limit_ptr,
                                          limit_ptr, thresh_ptr);
  
    if (0 == early_exit) {
      early_exit = vpx_vt_lpf_t16_16w((transposed_input + 16 * 8), src, pitch,
                                      &filter48[0]);
  
      if (0 == early_exit) {
        transpose_16x16(transposed_input, 16, (src - 8), pitch);
      }
    }
  }
  