summaryrefslogtreecommitdiffstats
path: root/include/asm-cris/arch-v32/unistd.h
blob: 5d369d4439d93dbde470250a25fdf01fd490dbdb (plain)
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
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
#ifndef _ASM_CRIS_ARCH_UNISTD_H_
#define _ASM_CRIS_ARCH_UNISTD_H_

/* XXX - _foo needs to be __foo, while __NR_bar could be _NR_bar. */
/*
 * Don't remove the .ifnc tests; they are an insurance against
 * any hard-to-spot gcc register allocation bugs.
 */
#define _syscall0(type,name) \
type name(void) \
{ \
  register long __a __asm__ ("r10"); \
  register long __n_ __asm__ ("r9") = (__NR_##name); \
  __asm__ __volatile__ (".ifnc %0%1,$r10$r9\n\t" \
			".err\n\t" \
			".endif\n\t" \
			"break 13" \
			: "=r" (__a) \
			: "r" (__n_)); \
  if (__a >= 0) \
     return (type) __a; \
  errno = -__a; \
  return (type) -1; \
}

#define _syscall1(type,name,type1,arg1) \
type name(type1 arg1) \
{ \
  register long __a __asm__ ("r10") = (long) arg1; \
  register long __n_ __asm__ ("r9") = (__NR_##name); \
  __asm__ __volatile__ (".ifnc %0%1,$r10$r9\n\t" \
			".err\n\t" \
			".endif\n\t" \
			"break 13" \
			: "=r" (__a) \
			: "r" (__n_), "0" (__a)); \
  if (__a >= 0) \
     return (type) __a; \
  errno = -__a; \
  return (type) -1; \
}

#define _syscall2(type,name,type1,arg1,type2,arg2) \
type name(type1 arg1,type2 arg2) \
{ \
  register long __a __asm__ ("r10") = (long) arg1; \
  register long __b __asm__ ("r11") = (long) arg2; \
  register long __n_ __asm__ ("r9") = (__NR_##name); \
  __asm__ __volatile__ (".ifnc %0%1%3,$r10$r9$r11\n\t" \
			".err\n\t" \
			".endif\n\t" \
			"break 13" \
			: "=r" (__a) \
			: "r" (__n_), "0" (__a), "r" (__b)); \
  if (__a >= 0) \
     return (type) __a; \
  errno = -__a; \
  return (type) -1; \
}

#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
type name(type1 arg1,type2 arg2,type3 arg3) \
{ \
  register long __a __asm__ ("r10") = (long) arg1; \
  register long __b __asm__ ("r11") = (long) arg2; \
  register long __c __asm__ ("r12") = (long) arg3; \
  register long __n_ __asm__ ("r9") = (__NR_##name); \
  __asm__ __volatile__ (".ifnc %0%1%3%4,$r10$r9$r11$r12\n\t" \
			".err\n\t" \
			".endif\n\t" \
			"break 13" \
			: "=r" (__a) \
			: "r" (__n_), "0" (__a), "r" (__b), "r" (__c)); \
  if (__a >= 0) \
     return (type) __a; \
  errno = -__a; \
  return (type) -1; \
}

#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
{ \
  register long __a __asm__ ("r10") = (long) arg1; \
  register long __b __asm__ ("r11") = (long) arg2; \
  register long __c __asm__ ("r12") = (long) arg3; \
  register long __d __asm__ ("r13") = (long) arg4; \
  register long __n_ __asm__ ("r9") = (__NR_##name); \
  __asm__ __volatile__ (".ifnc %0%1%3%4%5,$r10$r9$r11$r12$r13\n\t" \
			".err\n\t" \
			".endif\n\t" \
			"break 13" \
			: "=r" (__a) \
			: "r" (__n_), "0" (__a), "r" (__b), \
			  "r" (__c), "r" (__d)); \
  if (__a >= 0) \
     return (type) __a; \
  errno = -__a; \
  return (type) -1; \
}

#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
	  type5,arg5) \
type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
{ \
  register long __a __asm__ ("r10") = (long) arg1; \
  register long __b __asm__ ("r11") = (long) arg2; \
  register long __c __asm__ ("r12") = (long) arg3; \
  register long __d __asm__ ("r13") = (long) arg4; \
  register long __e __asm__ ("mof") = (long) arg5; \
  register long __n_ __asm__ ("r9") = (__NR_##name); \
  __asm__ __volatile__ (".ifnc %0%1%3%4%5%6,$r10$r9$r11$r12$r13$mof\n\t" \
			".err\n\t" \
			".endif\n\t" \
			"break 13" \
			: "=r" (__a) \
			: "r" (__n_), "0" (__a), "r" (__b), \
			  "r" (__c), "r" (__d), "h" (__e)); \
  if (__a >= 0) \
     return (type) __a; \
  errno = -__a; \
  return (type) -1; \
}

#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
	  type5,arg5,type6,arg6) \
type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,type6 arg6) \
{ \
  register long __a __asm__ ("r10") = (long) arg1; \
  register long __b __asm__ ("r11") = (long) arg2; \
  register long __c __asm__ ("r12") = (long) arg3; \
  register long __d __asm__ ("r13") = (long) arg4; \
  register long __e __asm__ ("mof") = (long) arg5; \
  register long __f __asm__ ("srp") = (long) arg6; \
  register long __n_ __asm__ ("r9") = (__NR_##name); \
  __asm__ __volatile__ (".ifnc %0%1%3%4%5%6%7,$r10$r9$r11$r12$r13$mof$srp\n\t" \
			".err\n\t" \
			".endif\n\t" \
			"break 13" \
			: "=r" (__a) \
			: "r" (__n_), "0" (__a), "r" (__b), \
			  "r" (__c), "r" (__d), "h" (__e), "x" (__f)); \
  if (__a >= 0) \
     return (type) __a; \
  errno = -__a; \
  return (type) -1; \
}

#endif