Cygwin: cygwin_GetCommandLineW/A: don't rely on __argv[0] content
[newlib-cygwin.git] / libgloss / xstormy16 / syscalls.S
blob8f4175f310c2206263b365ffd5255c5db38fb14d
1 # xstormy16 system calls for the simulator
3 #include <syscall.h>
5         .text
7         .globl _exit
8 _exit:
9         mov r1,#SYS_exit
10         .hword 0x0001
11         bnz r1,#0,syscall_error
12         ret
13 0:      .size exit,0b-_exit
15         .globl _open
16 _open:
17         mov r1,#SYS_open
18         .hword 0x0001
19         bnz r1,#0,syscall_error
20         ret
21 0:      .size open,0b-_open
23         .globl _close
24 _close:
25         mov r1,#SYS_close
26         .hword 0x0001
27         bnz r1,#0,syscall_error
28         ret
29 0:      .size close,0b-_close
31         .globl _read
32 _read:
33         mov r1,#SYS_read
34         .hword 0x0001
35         bnz r1,#0,syscall_error
36         ret
37 0:      .size read,0b-_read
39         .globl _write
40 _write:
41         mov r1,#SYS_write
42         .hword 0x0001
43         bnz r1,#0,syscall_error
44         ret
45 0:      .size write,0b-_write
47         .globl _lseek
48 _lseek:
49         mov r1,#SYS_lseek
50         .hword 0x0001
51         bnz r1,#0,syscall_error
52         ret
53 0:      .size lseek,0b-_lseek
55         .globl _unlink
56 _unlink:
57         mov r1,#SYS_unlink
58         .hword 0x0001
59         bnz r1,#0,syscall_error
60         ret
61 0:      .size unlink,0b-_unlink
63         .globl _getpid
64 _getpid:
65         mov r1,#SYS_getpid
66         .hword 0x0001
67         bnz r1,#0,syscall_error
68         ret
69 0:      .size getpid,0b-_getpid
71         .globl _kill
72 _kill:
73         mov r1,#SYS_kill
74         .hword 0x0001
75         bnz r1,#0,syscall_error
76         ret
77 0:      .size kill,0b-_kill
79         .globl _fstat
80 _fstat:
81         mov r1,#SYS_fstat
82         .hword 0x0001
83         bnz r1,#0,syscall_error
84         ret
85 0:      .size fstat,0b-_fstat
87         .globl _chdir
88 _chdir:
89         mov r1,#SYS_chdir
90         .hword 0x0001
91         bnz r1,#0,syscall_error
92         ret
93 0:      .size chdir,0b-_chdir
95         .globl _stat
96 _stat:
97         mov r1,#SYS_stat
98         .hword 0x0001
99         bnz r1,#0,syscall_error
100         ret
101 0:      .size stat,0b-_stat
103         .globl _chmod
104 _chmod:
105         mov r1,#SYS_chmod
106         .hword 0x0001
107         bnz r1,#0,syscall_error
108         ret
109 0:      .size chmod,0b-_chmod
111         .globl _utime
112 _utime:
113         mov r1,#SYS_utime
114         .hword 0x0001
115         bnz r1,#0,syscall_error
116         ret
117 0:      .size utime,0b-_utime
119         .globl _time
120 _time:
121         mov r1,#SYS_time
122         .hword 0x0001
123         bnz r1,#0,syscall_error
124         ret
125 0:      .size time,0b-_time
127         .globl _gettimeofday
128 _gettimeofday:
129         mov r1,#SYS_gettimeofday
130         .hword 0x0001
131         bnz r1,#0,syscall_error
132         ret
133 0:      .size gettimeofday,0b-_gettimeofday
135         .globl _times
136 _times:
137         mov r1,#SYS_times
138         .hword 0x0001
139         bnz r1,#0,syscall_error
140         ret
141 0:      .size times,0b-_times
143         .globl _link
144 _link:
145         mov r1,#SYS_link
146         .hword 0x0001
147         bnz r1,#0,syscall_error
148         ret
149 0:      .size link,0b-_link
151 syscall_error:
152 # Return value for the syscall is in r2.  Save it here, as
153 # _errno will overwrite it with the address of the errno
154 # variable.  r0 is the errno.
155         push r2
156         push r0
157         callf __errno
158         pop r0
159         mov.w (r2),r0
160         pop r2
161         ret
162 0:      .size syscall_error,0b-syscall_error