URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [newlib-1.17.0/] [libgloss/] [xstormy16/] [syscalls.S] - Blame information for rev 822

Go to most recent revision | Details | Compare with Previous | View Log


# xstormy16 system calls for the simulator
 
#include 
 
        .text
 
        .globl _exit
_exit:
        mov r1,#SYS_exit
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size exit,0b-_exit
 
        .globl _open
_open:
        mov r1,#SYS_open
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size open,0b-_open
 
        .globl _close
_close:
        mov r1,#SYS_close
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size close,0b-_close
 
        .globl _read
_read:
        mov r1,#SYS_read
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size read,0b-_read
 
        .globl _write
_write:
        mov r1,#SYS_write
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size write,0b-_write
 
        .globl _lseek
_lseek:
        mov r1,#SYS_lseek
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size lseek,0b-_lseek
 
        .globl _unlink
_unlink:
        mov r1,#SYS_unlink
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size unlink,0b-_unlink
 
        .globl _getpid
_getpid:
        mov r1,#SYS_getpid
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size getpid,0b-_getpid
 
        .globl _kill
_kill:
        mov r1,#SYS_kill
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size kill,0b-_kill
 
        .globl _fstat
_fstat:
        mov r1,#SYS_fstat
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size fstat,0b-_fstat
 
        .globl _chdir
_chdir:
        mov r1,#SYS_chdir
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size chdir,0b-_chdir
 
        .globl _stat
_stat:
        mov r1,#SYS_stat
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size stat,0b-_stat
 
        .globl _chmod
_chmod:
        mov r1,#SYS_chmod
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size chmod,0b-_chmod
 
        .globl _utime
_utime:
        mov r1,#SYS_utime
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size utime,0b-_utime
 
        .globl _time
_time:
        mov r1,#SYS_time
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size time,0b-_time
 
        .globl _gettimeofday
_gettimeofday:
        mov r1,#SYS_gettimeofday
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size gettimeofday,0b-_gettimeofday
 
        .globl _times
_times:
        mov r1,#SYS_times
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size times,0b-_times
 
        .globl _link
_link:
        mov r1,#SYS_link
        .hword 0x0001
        bnz r1,#0,syscall_error
        ret
0:      .size link,0b-_link
 
syscall_error:
# Return value for the syscall is in r2.  Save it here, as
# _errno will overwrite it with the address of the errno
# variable.  r0 is the errno.
        push r2
        push r0
        callf __errno
        pop r0
        mov.w (r2),r0
        pop r2
        ret
0:      .size syscall_error,0b-syscall_error

Line No.	Rev	Author	Line
1	148	jeremybenn	`# xstormy16 system calls for the simulator`
2
3			`#include`
4
5			`.text`
6
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`
14
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`
22
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`
30
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`
38
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`
46
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`
54
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`
62
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`
70
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`
78
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`
86
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`
94
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`
102
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`
110
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`
118
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`
126
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`
134
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`
142
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`
150
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`

Browse

Tools

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [newlib-1.17.0/] [libgloss/] [xstormy16/] [syscalls.S] - Blame information for rev 822