git.sesse.net Git - ffmpeg/blob - libavcodec/mips/blockdsp_mmi.c

   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 #include "libavutil/mips/asmdefs.h"
  26
  27 void ff_fill_block16_mmi(uint8_t *block, uint8_t value, int line_size, int h)
  28 {
  29     double ftmp[1];
  30
  31     __asm__ volatile (
  32         "mtc1       %[value],   %[ftmp0]                                \n\t"
  33         "punpcklbh  %[ftmp0],   %[ftmp0],       %[ftmp0]                \n\t"
  34         "punpcklbh  %[ftmp0],   %[ftmp0],       %[ftmp0]                \n\t"
  35         "punpcklbh  %[ftmp0],   %[ftmp0],       %[ftmp0]                \n\t"
  36         "1:                                                             \n\t"
  37         "gssdlc1    %[ftmp0],   0x07(%[block])                          \n\t"
  38         "gssdrc1    %[ftmp0],   0x00(%[block])                          \n\t"
  39         PTR_ADDI    "%[h],      %[h],           -0x01                   \n\t"
  40         "gssdlc1    %[ftmp0],   0x0f(%[block])                          \n\t"
  41         "gssdrc1    %[ftmp0],   0x08(%[block])                          \n\t"
  42         PTR_ADDU   "%[block],   %[block],       %[line_size]            \n\t"
  43         "bnez       %[h],       1b                                      \n\t"
  44         : [block]"+&r"(block),              [h]"+&r"(h),
  45           [ftmp0]"=&f"(ftmp[0])
  46         : [value]"r"(value),                [line_size]"r"((mips_reg)line_size)
  47         : "memory"
  48     );
  49 }
  50
  51 void ff_fill_block8_mmi(uint8_t *block, uint8_t value, int line_size, int h)
  52 {
  53     double ftmp0;
  54
  55     __asm__ volatile (
  56         "mtc1       %[value],   %[ftmp0]                                \n\t"
  57         "punpcklbh  %[ftmp0],   %[ftmp0],       %[ftmp0]                \n\t"
  58         "punpcklbh  %[ftmp0],   %[ftmp0],       %[ftmp0]                \n\t"
  59         "punpcklbh  %[ftmp0],   %[ftmp0],       %[ftmp0]                \n\t"
  60         "1:                                                             \n\t"
  61         "gssdlc1    %[ftmp0],   0x07(%[block])                          \n\t"
  62         "gssdrc1    %[ftmp0],   0x00(%[block])                          \n\t"
  63         PTR_ADDI   "%[h],       %[h],           -0x01                   \n\t"
  64         PTR_ADDU   "%[block],   %[block],       %[line_size]            \n\t"
  65         "bnez       %[h],       1b                                      \n\t"
  66         : [block]"+&r"(block),              [h]"+&r"(h),
  67           [ftmp0]"=&f"(ftmp0)
  68         : [value]"r"(value),                [line_size]"r"((mips_reg)line_size)
  69         : "memory"
  70     );
  71 }
  72
  73 void ff_clear_block_mmi(int16_t *block)
  74 {
  75     double ftmp[2];
  76
  77     __asm__ volatile (
  78         "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]                \n\t"
  79         "xor        %[ftmp1],   %[ftmp1],       %[ftmp1]                \n\t"
  80         "gssqc1     %[ftmp0],   %[ftmp1],       0x00(%[block])          \n\t"
  81         "gssqc1     %[ftmp0],   %[ftmp1],       0x10(%[block])          \n\t"
  82         "gssqc1     %[ftmp0],   %[ftmp1],       0x20(%[block])          \n\t"
  83         "gssqc1     %[ftmp0],   %[ftmp1],       0x30(%[block])          \n\t"
  84         "gssqc1     %[ftmp0],   %[ftmp1],       0x40(%[block])          \n\t"
  85         "gssqc1     %[ftmp0],   %[ftmp1],       0x50(%[block])          \n\t"
  86         "gssqc1     %[ftmp0],   %[ftmp1],       0x60(%[block])          \n\t"
  87         "gssqc1     %[ftmp0],   %[ftmp1],       0x70(%[block])          \n\t"
  88         : [ftmp0]"=&f"(ftmp[0]),            [ftmp1]"=&f"(ftmp[1])
  89         : [block]"r"(block)
  90         : "memory"
  91     );
  92 }
  93
  94 void ff_clear_blocks_mmi(int16_t *block)
  95 {
  96     double ftmp[2];
  97
  98     __asm__ volatile (
  99         "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]                \n\t"
 100         "xor        %[ftmp1],   %[ftmp1],       %[ftmp1]                \n\t"
 101         "gssqc1     %[ftmp0],   %[ftmp1],       0x00(%[block])          \n\t"
 102         "gssqc1     %[ftmp0],   %[ftmp1],       0x10(%[block])          \n\t"
 103         "gssqc1     %[ftmp0],   %[ftmp1],       0x20(%[block])          \n\t"
 104         "gssqc1     %[ftmp0],   %[ftmp1],       0x30(%[block])          \n\t"
 105         "gssqc1     %[ftmp0],   %[ftmp1],       0x40(%[block])          \n\t"
 106         "gssqc1     %[ftmp0],   %[ftmp1],       0x50(%[block])          \n\t"
 107         "gssqc1     %[ftmp0],   %[ftmp1],       0x60(%[block])          \n\t"
 108         "gssqc1     %[ftmp0],   %[ftmp1],       0x70(%[block])          \n\t"
 109
 110         "gssqc1     %[ftmp0],   %[ftmp1],       0x80(%[block])          \n\t"
 111         "gssqc1     %[ftmp0],   %[ftmp1],       0x90(%[block])          \n\t"
 112         "gssqc1     %[ftmp0],   %[ftmp1],       0xa0(%[block])          \n\t"
 113         "gssqc1     %[ftmp0],   %[ftmp1],       0xb0(%[block])          \n\t"
 114         "gssqc1     %[ftmp0],   %[ftmp1],       0xc0(%[block])          \n\t"
 115         "gssqc1     %[ftmp0],   %[ftmp1],       0xd0(%[block])          \n\t"
 116         "gssqc1     %[ftmp0],   %[ftmp1],       0xe0(%[block])          \n\t"
 117         "gssqc1     %[ftmp0],   %[ftmp1],       0xf0(%[block])          \n\t"
 118
 119         "gssqc1     %[ftmp0],   %[ftmp1],       0x100(%[block])         \n\t"
 120         "gssqc1     %[ftmp0],   %[ftmp1],       0x110(%[block])         \n\t"
 121         "gssqc1     %[ftmp0],   %[ftmp1],       0x120(%[block])         \n\t"
 122         "gssqc1     %[ftmp0],   %[ftmp1],       0x130(%[block])         \n\t"
 123         "gssqc1     %[ftmp0],   %[ftmp1],       0x140(%[block])         \n\t"
 124         "gssqc1     %[ftmp0],   %[ftmp1],       0x150(%[block])         \n\t"
 125         "gssqc1     %[ftmp0],   %[ftmp1],       0x160(%[block])         \n\t"
 126         "gssqc1     %[ftmp0],   %[ftmp1],       0x170(%[block])         \n\t"
 127
 128         "gssqc1     %[ftmp0],   %[ftmp1],       0x180(%[block])         \n\t"
 129         "gssqc1     %[ftmp0],   %[ftmp1],       0x190(%[block])         \n\t"
 130         "gssqc1     %[ftmp0],   %[ftmp1],       0x1a0(%[block])         \n\t"
 131         "gssqc1     %[ftmp0],   %[ftmp1],       0x1b0(%[block])         \n\t"
 132         "gssqc1     %[ftmp0],   %[ftmp1],       0x1c0(%[block])         \n\t"
 133         "gssqc1     %[ftmp0],   %[ftmp1],       0x1d0(%[block])         \n\t"
 134         "gssqc1     %[ftmp0],   %[ftmp1],       0x1e0(%[block])         \n\t"
 135         "gssqc1     %[ftmp0],   %[ftmp1],       0x1f0(%[block])         \n\t"
 136
 137         "gssqc1     %[ftmp0],   %[ftmp1],       0x200(%[block])         \n\t"
 138         "gssqc1     %[ftmp0],   %[ftmp1],       0x210(%[block])         \n\t"
 139         "gssqc1     %[ftmp0],   %[ftmp1],       0x220(%[block])         \n\t"
 140         "gssqc1     %[ftmp0],   %[ftmp1],       0x230(%[block])         \n\t"
 141         "gssqc1     %[ftmp0],   %[ftmp1],       0x240(%[block])         \n\t"
 142         "gssqc1     %[ftmp0],   %[ftmp1],       0x250(%[block])         \n\t"
 143         "gssqc1     %[ftmp0],   %[ftmp1],       0x260(%[block])         \n\t"
 144         "gssqc1     %[ftmp0],   %[ftmp1],       0x270(%[block])         \n\t"
 145
 146         "gssqc1     %[ftmp0],   %[ftmp1],       0x280(%[block])         \n\t"
 147         "gssqc1     %[ftmp0],   %[ftmp1],       0x290(%[block])         \n\t"
 148         "gssqc1     %[ftmp0],   %[ftmp1],       0x2a0(%[block])         \n\t"
 149         "gssqc1     %[ftmp0],   %[ftmp1],       0x2b0(%[block])         \n\t"
 150         "gssqc1     %[ftmp0],   %[ftmp1],       0x2c0(%[block])         \n\t"
 151         "gssqc1     %[ftmp0],   %[ftmp1],       0x2d0(%[block])         \n\t"
 152         "gssqc1     %[ftmp0],   %[ftmp1],       0x2e0(%[block])         \n\t"
 153         "gssqc1     %[ftmp0],   %[ftmp1],       0x2f0(%[block])         \n\t"
 154         : [ftmp0]"=&f"(ftmp[0]),            [ftmp1]"=&f"(ftmp[1])
 155         : [block]"r"((mips_reg)block)
 156         : "memory"
 157     );
 158 }