1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
/*
* Copyright (c) 2011 Aeroflex Gaisler
*
* BSD license:
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef _INCLUDE_LEON_ELFMACRO_h
#define _INCLUDE_LEON_ELFMACRO_h
#ifdef __ASSEMBLER__
#define _TEXT_SEG_ALIGN 4
#define _LIBLEONBARE_TEXT_SEG_START \
.text ; .balign _TEXT_SEG_ALIGN
#define FUNC_BEGIN(func) func:
#define FUNC_END(func) .size func, . - func
#define GTEXT(sym) sym ; .type sym,@function
#define GDATA(sym) sym ; .type sym,@object
#define FUNC_EXPORT(func) .globl GTEXT(func)
#define DATA_EXPORT(var) .globl GDATA(var)
#define FUNC_IMPORT(func) .extern FUNC(func)
#define DATA_IMPORT(var) .extern var
#endif
#ifndef weak_alias
/* Define ALIASNAME as a weak alias for NAME. */
# define weak_alias(name, aliasname) _weak_alias (name, aliasname)
# define _weak_alias(name, aliasname) \
extern __typeof (name) aliasname __attribute__ ((weak, alias (#name)));
#endif
#ifndef strong_alias
/* Define ALIASNAME as a strong alias for NAME. */
# define strong_alias(name, aliasname) _strong_alias(name, aliasname)
# define _strong_alias(name, aliasname) \
extern __typeof (name) aliasname __attribute__ ((alias (#name)));
#endif
#ifndef __ASSEMBLER__
typedef int (*initcall_t) (void);
extern initcall_t __leonbare_initcall_start;
extern initcall_t __leonbare_initcall_end;
#endif
#if __GNUC_MINOR__ >= 3
# define __attribute_used__ __attribute__((__used__))
#else
# define __attribute_used__ __attribute__((__unused__))
#endif
#define __define_initcall(level,fn) \
static initcall_t __initcall_##fn __attribute_used__ \
__attribute__((__section__(".initcall" level ".init"))) = fn
#define libc_initcall(fn) __define_initcall("1",fn)
#endif /* !_INCLUDE_LEON_STACK_h */
|
