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config_bfin.h
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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 */