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  1. /*
  2.  * Copyright (C) 2007 Marc Hoffman <marc.hoffman@analog.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.    low level assembler interface wrapper
  22.  
  23. DEFUN(put_pixels_clamped,mL1,
  24.         (int16_t *block, uint8_t *dest, int line_size)):
  25.  
  26.       body
  27.  
  28.       rts;
  29. */
  30.  
  31. #ifndef AVCODEC_BFIN_CONFIG_BFIN_H
  32. #define AVCODEC_BFIN_CONFIG_BFIN_H
  33.  
  34. #include "config.h"
  35.  
  36. #ifndef DEFUN
  37.  
  38. #define mL3 .text
  39. #ifndef mL1
  40. #if defined(__FDPIC__) && CONFIG_SRAM
  41. #define mL1 .l1.text
  42. #else
  43. #define mL1 mL3
  44. #endif
  45. #endif
  46.  
  47. #define DEFUN(fname,where,interface) \
  48.         .section where;              \
  49.         .global _ff_bfin_ ## fname ; \
  50.         .type _ff_bfin_ ## fname, STT_FUNC; \
  51.         .align 8;                    \
  52.         _ff_bfin_ ## fname
  53.  
  54. #define DEFUN_END(fname) \
  55.         .size _ff_bfin_ ## fname, . - _ff_bfin_ ## fname
  56.  
  57. #ifdef __FDPIC__
  58. #define RELOC(reg,got,obj) reg = [got + obj@GOT17M4]
  59. #else
  60. #define RELOC(reg,got,obj) reg.L = obj; reg.H = obj
  61. #endif
  62.  
  63. #endif
  64.  
  65. #endif /* AVCODEC_BFIN_CONFIG_BFIN_H */
  66.