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asm.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 #ifndef AVUTIL_BFIN_ASM_H
22 #define AVUTIL_BFIN_ASM_H
23 
24 #include "config.h"
25 
26 #define mL3 .text
27 
28 #if defined(__FDPIC__) && CONFIG_SRAM
29 #define mL1 .l1.text
30 #define SECTION_L1_DATA_A .section .l1.data.A,"aw",@progbits
31 #define SECTION_L1_DATA_B .section .l1.data.B,"aw",@progbits
32 #else
33 #define mL1 mL3
34 #define SECTION_L1_DATA_A
35 #define SECTION_L1_DATA_B .data
36 #endif
37 
38 #define DEFUN(fname, where, interface) \
39  .section where; \
40  .global _ff_bfin_ ## fname; \
41  .type _ff_bfin_ ## fname, STT_FUNC; \
42  .align 8; \
43  _ff_bfin_ ## fname
44 
45 #define DEFUN_END(fname) \
46  .size _ff_bfin_ ## fname, . - _ff_bfin_ ## fname
47 
48 #ifdef __FDPIC__
49 #define RELOC(reg, got, obj) reg = [got + obj@GOT17M4]
50 #else
51 #define RELOC(reg, got, obj) reg.L = obj; reg.H = obj
52 #endif
53 
54 #endif /* AVUTIL_BFIN_ASM_H */