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  1. /*
  2.  * Loongson SIMD optimized blockdsp
  3.  *
  4.  * Copyright (c) 2015 Loongson Technology Corporation Limited
  5.  * Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
  6.  *
  7.  * This file is part of FFmpeg.
  8.  *
  9.  * FFmpeg is free software; you can redistribute it and/or
  10.  * modify it under the terms of the GNU Lesser General Public
  11.  * License as published by the Free Software Foundation; either
  12.  * version 2.1 of the License, or (at your option) any later version.
  13.  *
  14.  * FFmpeg is distributed in the hope that it will be useful,
  15.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17.  * Lesser General Public License for more details.
  18.  *
  19.  * You should have received a copy of the GNU Lesser General Public
  20.  * License along with FFmpeg; if not, write to the Free Software
  21.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  22.  */
  23.  
  24. #include "blockdsp_mips.h"
  25.  
  26. void ff_fill_block16_mmi(uint8_t *block, uint8_t value, int line_size, int h)
  27. {
  28.     __asm__ volatile (
  29.         "move $8, %3                \r\n"
  30.         "move $9, %0                \r\n"
  31.         "dmtc1 %1, $f2              \r\n"
  32.         "punpcklbh $f2, $f2, $f2    \r\n"
  33.         "punpcklbh $f2, $f2, $f2    \r\n"
  34.         "punpcklbh $f2, $f2, $f2    \r\n"
  35.         "1:                         \r\n"
  36.         "gssdlc1 $f2, 7($9)         \r\n"
  37.         "gssdrc1 $f2, 0($9)         \r\n"
  38.         "gssdlc1 $f2, 15($9)        \r\n"
  39.         "gssdrc1 $f2, 8($9)         \r\n"
  40.         "daddi $8, $8, -1           \r\n"
  41.         "daddu $9, $9, %2           \r\n"
  42.         "bnez $8, 1b                \r\n"
  43.         ::"r"(block),"r"(value),"r"(line_size),"r"(h)
  44.         : "$8","$9"
  45.     );
  46. }
  47.  
  48. void ff_fill_block8_mmi(uint8_t *block, uint8_t value, int line_size, int h)
  49. {
  50.     __asm__ volatile (
  51.         "move $8, %3                \r\n"
  52.         "move $9, %0                \r\n"
  53.         "dmtc1 %1, $f2              \r\n"
  54.         "punpcklbh $f2, $f2, $f2    \r\n"
  55.         "punpcklbh $f2, $f2, $f2    \r\n"
  56.         "punpcklbh $f2, $f2, $f2    \r\n"
  57.         "1:                         \r\n"
  58.         "gssdlc1 $f2, 7($9)         \r\n"
  59.         "gssdrc1 $f2, 0($9)         \r\n"
  60.         "daddi $8, $8, -1           \r\n"
  61.         "daddu $9, $9, %2           \r\n"
  62.         "bnez $8, 1b                \r\n"
  63.         ::"r"(block),"r"(value),"r"(line_size),"r"(h)
  64.         : "$8","$9"
  65.     );
  66. }
  67.  
  68. void ff_clear_block_mmi(int16_t *block)
  69. {
  70.     __asm__ volatile (
  71.         "xor $f0, $f0, $f0              \r\n"
  72.         "xor $f2, $f2, $f2              \r\n"
  73.         "gssqc1 $f0, $f2,   0(%0)       \r\n"
  74.         "gssqc1 $f0, $f2,  16(%0)       \r\n"
  75.         "gssqc1 $f0, $f2,  32(%0)       \r\n"
  76.         "gssqc1 $f0, $f2,  48(%0)       \r\n"
  77.         "gssqc1 $f0, $f2,  64(%0)       \r\n"
  78.         "gssqc1 $f0, $f2,  80(%0)       \r\n"
  79.         "gssqc1 $f0, $f2,  96(%0)       \r\n"
  80.         "gssqc1 $f0, $f2, 112(%0)       \r\n"
  81.         ::"r"(block)
  82.         : "memory"
  83.     );
  84. }
  85.  
  86. void ff_clear_blocks_mmi(int16_t *block)
  87. {
  88.     __asm__ volatile (
  89.         "xor $f0, $f0, $f0              \r\n"
  90.         "xor $f2, $f2, $f2              \r\n"
  91.         "gssqc1 $f0, $f2,   0(%0)       \r\n"
  92.         "gssqc1 $f0, $f2,  16(%0)       \r\n"
  93.         "gssqc1 $f0, $f2,  32(%0)       \r\n"
  94.         "gssqc1 $f0, $f2,  48(%0)       \r\n"
  95.         "gssqc1 $f0, $f2,  64(%0)       \r\n"
  96.         "gssqc1 $f0, $f2,  80(%0)       \r\n"
  97.         "gssqc1 $f0, $f2,  96(%0)       \r\n"
  98.         "gssqc1 $f0, $f2, 112(%0)       \r\n"
  99.  
  100.         "gssqc1 $f0, $f2, 128(%0)       \r\n"
  101.         "gssqc1 $f0, $f2, 144(%0)       \r\n"
  102.         "gssqc1 $f0, $f2, 160(%0)       \r\n"
  103.         "gssqc1 $f0, $f2, 176(%0)       \r\n"
  104.         "gssqc1 $f0, $f2, 192(%0)       \r\n"
  105.         "gssqc1 $f0, $f2, 208(%0)       \r\n"
  106.         "gssqc1 $f0, $f2, 224(%0)       \r\n"
  107.         "gssqc1 $f0, $f2, 240(%0)       \r\n"
  108.  
  109.         "gssqc1 $f0, $f2, 256(%0)       \r\n"
  110.         "gssqc1 $f0, $f2, 272(%0)       \r\n"
  111.         "gssqc1 $f0, $f2, 288(%0)       \r\n"
  112.         "gssqc1 $f0, $f2, 304(%0)       \r\n"
  113.         "gssqc1 $f0, $f2, 320(%0)       \r\n"
  114.         "gssqc1 $f0, $f2, 336(%0)       \r\n"
  115.         "gssqc1 $f0, $f2, 352(%0)       \r\n"
  116.         "gssqc1 $f0, $f2, 368(%0)       \r\n"
  117.  
  118.         "gssqc1 $f0, $f2, 384(%0)       \r\n"
  119.         "gssqc1 $f0, $f2, 400(%0)       \r\n"
  120.         "gssqc1 $f0, $f2, 416(%0)       \r\n"
  121.         "gssqc1 $f0, $f2, 432(%0)       \r\n"
  122.         "gssqc1 $f0, $f2, 448(%0)       \r\n"
  123.         "gssqc1 $f0, $f2, 464(%0)       \r\n"
  124.         "gssqc1 $f0, $f2, 480(%0)       \r\n"
  125.         "gssqc1 $f0, $f2, 496(%0)       \r\n"
  126.  
  127.         "gssqc1 $f0, $f2, 512(%0)       \r\n"
  128.         "gssqc1 $f0, $f2, 528(%0)       \r\n"
  129.         "gssqc1 $f0, $f2, 544(%0)       \r\n"
  130.         "gssqc1 $f0, $f2, 560(%0)       \r\n"
  131.         "gssqc1 $f0, $f2, 576(%0)       \r\n"
  132.         "gssqc1 $f0, $f2, 592(%0)       \r\n"
  133.         "gssqc1 $f0, $f2, 608(%0)       \r\n"
  134.         "gssqc1 $f0, $f2, 624(%0)       \r\n"
  135.  
  136.         "gssqc1 $f0, $f2, 640(%0)       \r\n"
  137.         "gssqc1 $f0, $f2, 656(%0)       \r\n"
  138.         "gssqc1 $f0, $f2, 672(%0)       \r\n"
  139.         "gssqc1 $f0, $f2, 688(%0)       \r\n"
  140.         "gssqc1 $f0, $f2, 704(%0)       \r\n"
  141.         "gssqc1 $f0, $f2, 720(%0)       \r\n"
  142.         "gssqc1 $f0, $f2, 736(%0)       \r\n"
  143.         "gssqc1 $f0, $f2, 752(%0)       \r\n"
  144.         ::"r"(block)
  145.         : "memory"
  146.     );
  147. }
  148.