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  1. /*
  2.  * Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
  3.  *
  4.  * This file is part of FFmpeg.
  5.  *
  6.  * FFmpeg is free software; you can redistribute it and/or
  7.  * modify it under the terms of the GNU Lesser General Public
  8.  * License as published by the Free Software Foundation; either
  9.  * version 2.1 of the License, or (at your option) any later version.
  10.  *
  11.  * FFmpeg is distributed in the hope that it will be useful,
  12.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14.  * Lesser General Public License for more details.
  15.  *
  16.  * You should have received a copy of the GNU Lesser General Public
  17.  * License along with FFmpeg; if not, write to the Free Software
  18.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  19.  */
  20.  
  21. .macro  transpose_8x8   r0, r1, r2, r3, r4, r5, r6, r7
  22.         vtrn.32         \r0, \r4
  23.         vtrn.32         \r1, \r5
  24.         vtrn.32         \r2, \r6
  25.         vtrn.32         \r3, \r7
  26.         vtrn.16         \r0, \r2
  27.         vtrn.16         \r1, \r3
  28.         vtrn.16         \r4, \r6
  29.         vtrn.16         \r5, \r7
  30.         vtrn.8          \r0, \r1
  31.         vtrn.8          \r2, \r3
  32.         vtrn.8          \r4, \r5
  33.         vtrn.8          \r6, \r7
  34. .endm
  35.  
  36. .macro  transpose_4x4   r0, r1, r2, r3
  37.         vtrn.16         \r0, \r2
  38.         vtrn.16         \r1, \r3
  39.         vtrn.8          \r0, \r1
  40.         vtrn.8          \r2, \r3
  41. .endm
  42.  
  43. .macro  swap4           r0, r1, r2, r3, r4, r5, r6, r7
  44.         vswp            \r0, \r4
  45.         vswp            \r1, \r5
  46.         vswp            \r2, \r6
  47.         vswp            \r3, \r7
  48. .endm
  49.  
  50. .macro  transpose16_4x4 r0, r1, r2, r3, r4, r5, r6, r7
  51.         vtrn.32         \r0, \r2
  52.         vtrn.32         \r1, \r3
  53.         vtrn.32         \r4, \r6
  54.         vtrn.32         \r5, \r7
  55.         vtrn.16         \r0, \r1
  56.         vtrn.16         \r2, \r3
  57.         vtrn.16         \r4, \r5
  58.         vtrn.16         \r6, \r7
  59. .endm
  60.