Merge tag 'stable/for-linus-3.14-rc2-tag' of git://git.kernel.org/pub/scm/linux/kerne...
[deliverable/linux.git] / arch / sparc / kernel / sys32.S
CommitLineData
b00dc837 1/*
1da177e4
LT
2 * sys32.S: I-cache tricks for 32-bit compatibility layer simple
3 * conversions.
4 *
5 * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
6 * Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
7 */
8
1da177e4
LT
9#include <asm/errno.h>
10
11/* NOTE: call as jump breaks return stack, we have to avoid that */
12
13 .text
14
15#define SIGN1(STUB,SYSCALL,REG1) \
16 .align 32; \
17 .globl STUB; \
18STUB: sethi %hi(SYSCALL), %g1; \
19 jmpl %g1 + %lo(SYSCALL), %g0; \
20 sra REG1, 0, REG1
21
22#define SIGN2(STUB,SYSCALL,REG1,REG2) \
23 .align 32; \
24 .globl STUB; \
25STUB: sethi %hi(SYSCALL), %g1; \
26 sra REG1, 0, REG1; \
27 jmpl %g1 + %lo(SYSCALL), %g0; \
28 sra REG2, 0, REG2
29
30#define SIGN3(STUB,SYSCALL,REG1,REG2,REG3) \
31 .align 32; \
32 .globl STUB; \
33STUB: sra REG1, 0, REG1; \
34 sethi %hi(SYSCALL), %g1; \
35 sra REG2, 0, REG2; \
36 jmpl %g1 + %lo(SYSCALL), %g0; \
37 sra REG3, 0, REG3
38
1da177e4
LT
39SIGN1(sys32_readahead, compat_sys_readahead, %o0)
40SIGN2(sys32_fadvise64, compat_sys_fadvise64, %o0, %o4)
41SIGN2(sys32_fadvise64_64, compat_sys_fadvise64_64, %o0, %o5)
1da177e4
LT
42SIGN1(sys32_clock_nanosleep, compat_sys_clock_nanosleep, %o1)
43SIGN1(sys32_timer_settime, compat_sys_timer_settime, %o1)
44SIGN1(sys32_io_submit, compat_sys_io_submit, %o1)
45SIGN1(sys32_mq_open, compat_sys_mq_open, %o1)
46SIGN1(sys32_select, compat_sys_select, %o0)
1da177e4 47SIGN3(sys32_futex, compat_sys_futex, %o1, %o2, %o5)
1dacc76d 48SIGN1(sys32_recvfrom, compat_sys_recvfrom, %o0)
1da177e4
LT
49SIGN1(sys32_recvmsg, compat_sys_recvmsg, %o0)
50SIGN1(sys32_sendmsg, compat_sys_sendmsg, %o0)
1da177e4
LT
51
52 .globl sys32_mmap2
53sys32_mmap2:
54 sethi %hi(sys_mmap), %g1
55 jmpl %g1 + %lo(sys_mmap), %g0
56 sllx %o5, 12, %o5
57
58 .align 32
59 .globl sys32_socketcall
60sys32_socketcall: /* %o0=call, %o1=args */
61 cmp %o0, 1
62 bl,pn %xcc, do_einval
f8b2256e 63 cmp %o0, 18
1da177e4
LT
64 bg,pn %xcc, do_einval
65 sub %o0, 1, %o0
66 sllx %o0, 5, %o0
67 sethi %hi(__socketcall_table_begin), %g2
68 or %g2, %lo(__socketcall_table_begin), %g2
69 jmpl %g2 + %o0, %g0
70 nop
5fd29752
DM
71do_einval:
72 retl
73 mov -EINVAL, %o0
1da177e4 74
1da177e4
LT
75 .align 32
76__socketcall_table_begin:
8cf14af0
DM
77
78 /* Each entry is exactly 32 bytes. */
1da177e4 79do_sys_socket: /* sys_socket(int, int, int) */
8cf14af0 801: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 81 sethi %hi(sys_socket), %g1
8cf14af0 822: ldswa [%o1 + 0x8] %asi, %o2
1da177e4 83 jmpl %g1 + %lo(sys_socket), %g0
8cf14af0 843: ldswa [%o1 + 0x4] %asi, %o1
1da177e4
LT
85 nop
86 nop
87 nop
88do_sys_bind: /* sys_bind(int fd, struct sockaddr *, int) */
8cf14af0 894: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 90 sethi %hi(sys_bind), %g1
8cf14af0 915: ldswa [%o1 + 0x8] %asi, %o2
1da177e4 92 jmpl %g1 + %lo(sys_bind), %g0
8cf14af0 936: lduwa [%o1 + 0x4] %asi, %o1
1da177e4
LT
94 nop
95 nop
96 nop
97do_sys_connect: /* sys_connect(int, struct sockaddr *, int) */
8cf14af0 987: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 99 sethi %hi(sys_connect), %g1
8cf14af0 1008: ldswa [%o1 + 0x8] %asi, %o2
1da177e4 101 jmpl %g1 + %lo(sys_connect), %g0
8cf14af0 1029: lduwa [%o1 + 0x4] %asi, %o1
1da177e4
LT
103 nop
104 nop
105 nop
106do_sys_listen: /* sys_listen(int, int) */
8cf14af0 10710: ldswa [%o1 + 0x0] %asi, %o0
1da177e4
LT
108 sethi %hi(sys_listen), %g1
109 jmpl %g1 + %lo(sys_listen), %g0
8cf14af0 11011: ldswa [%o1 + 0x4] %asi, %o1
1da177e4
LT
111 nop
112 nop
113 nop
114 nop
115do_sys_accept: /* sys_accept(int, struct sockaddr *, int *) */
8cf14af0 11612: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 117 sethi %hi(sys_accept), %g1
8cf14af0 11813: lduwa [%o1 + 0x8] %asi, %o2
1da177e4 119 jmpl %g1 + %lo(sys_accept), %g0
8cf14af0 12014: lduwa [%o1 + 0x4] %asi, %o1
1da177e4
LT
121 nop
122 nop
123 nop
124do_sys_getsockname: /* sys_getsockname(int, struct sockaddr *, int *) */
8cf14af0 12515: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 126 sethi %hi(sys_getsockname), %g1
8cf14af0 12716: lduwa [%o1 + 0x8] %asi, %o2
1da177e4 128 jmpl %g1 + %lo(sys_getsockname), %g0
8cf14af0 12917: lduwa [%o1 + 0x4] %asi, %o1
1da177e4
LT
130 nop
131 nop
132 nop
133do_sys_getpeername: /* sys_getpeername(int, struct sockaddr *, int *) */
8cf14af0 13418: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 135 sethi %hi(sys_getpeername), %g1
8cf14af0 13619: lduwa [%o1 + 0x8] %asi, %o2
1da177e4 137 jmpl %g1 + %lo(sys_getpeername), %g0
8cf14af0 13820: lduwa [%o1 + 0x4] %asi, %o1
1da177e4
LT
139 nop
140 nop
141 nop
142do_sys_socketpair: /* sys_socketpair(int, int, int, int *) */
8cf14af0 14321: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 144 sethi %hi(sys_socketpair), %g1
8cf14af0
DM
14522: ldswa [%o1 + 0x8] %asi, %o2
14623: lduwa [%o1 + 0xc] %asi, %o3
1da177e4 147 jmpl %g1 + %lo(sys_socketpair), %g0
8cf14af0 14824: ldswa [%o1 + 0x4] %asi, %o1
1da177e4
LT
149 nop
150 nop
151do_sys_send: /* sys_send(int, void *, size_t, unsigned int) */
8cf14af0 15225: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 153 sethi %hi(sys_send), %g1
8cf14af0
DM
15426: lduwa [%o1 + 0x8] %asi, %o2
15527: lduwa [%o1 + 0xc] %asi, %o3
1da177e4 156 jmpl %g1 + %lo(sys_send), %g0
8cf14af0 15728: lduwa [%o1 + 0x4] %asi, %o1
1da177e4
LT
158 nop
159 nop
160do_sys_recv: /* sys_recv(int, void *, size_t, unsigned int) */
8cf14af0 16129: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 162 sethi %hi(sys_recv), %g1
8cf14af0
DM
16330: lduwa [%o1 + 0x8] %asi, %o2
16431: lduwa [%o1 + 0xc] %asi, %o3
1da177e4 165 jmpl %g1 + %lo(sys_recv), %g0
8cf14af0 16632: lduwa [%o1 + 0x4] %asi, %o1
1da177e4
LT
167 nop
168 nop
169do_sys_sendto: /* sys_sendto(int, u32, compat_size_t, unsigned int, u32, int) */
8cf14af0 17033: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 171 sethi %hi(sys_sendto), %g1
8cf14af0
DM
17234: lduwa [%o1 + 0x8] %asi, %o2
17335: lduwa [%o1 + 0xc] %asi, %o3
17436: lduwa [%o1 + 0x10] %asi, %o4
17537: ldswa [%o1 + 0x14] %asi, %o5
1da177e4 176 jmpl %g1 + %lo(sys_sendto), %g0
8cf14af0 17738: lduwa [%o1 + 0x4] %asi, %o1
1da177e4 178do_sys_recvfrom: /* sys_recvfrom(int, u32, compat_size_t, unsigned int, u32, u32) */
8cf14af0 17939: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 180 sethi %hi(sys_recvfrom), %g1
8cf14af0
DM
18140: lduwa [%o1 + 0x8] %asi, %o2
18241: lduwa [%o1 + 0xc] %asi, %o3
18342: lduwa [%o1 + 0x10] %asi, %o4
18443: lduwa [%o1 + 0x14] %asi, %o5
1da177e4 185 jmpl %g1 + %lo(sys_recvfrom), %g0
8cf14af0 18644: lduwa [%o1 + 0x4] %asi, %o1
1da177e4 187do_sys_shutdown: /* sys_shutdown(int, int) */
8cf14af0 18845: ldswa [%o1 + 0x0] %asi, %o0
1da177e4
LT
189 sethi %hi(sys_shutdown), %g1
190 jmpl %g1 + %lo(sys_shutdown), %g0
8cf14af0 19146: ldswa [%o1 + 0x4] %asi, %o1
1da177e4
LT
192 nop
193 nop
194 nop
195 nop
196do_sys_setsockopt: /* compat_sys_setsockopt(int, int, int, char *, int) */
8cf14af0 19747: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 198 sethi %hi(compat_sys_setsockopt), %g1
8cf14af0
DM
19948: ldswa [%o1 + 0x8] %asi, %o2
20049: lduwa [%o1 + 0xc] %asi, %o3
20150: ldswa [%o1 + 0x10] %asi, %o4
1da177e4 202 jmpl %g1 + %lo(compat_sys_setsockopt), %g0
8cf14af0 20351: ldswa [%o1 + 0x4] %asi, %o1
1da177e4
LT
204 nop
205do_sys_getsockopt: /* compat_sys_getsockopt(int, int, int, u32, u32) */
8cf14af0 20652: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 207 sethi %hi(compat_sys_getsockopt), %g1
8cf14af0
DM
20853: ldswa [%o1 + 0x8] %asi, %o2
20954: lduwa [%o1 + 0xc] %asi, %o3
21055: lduwa [%o1 + 0x10] %asi, %o4
1da177e4 211 jmpl %g1 + %lo(compat_sys_getsockopt), %g0
8cf14af0 21256: ldswa [%o1 + 0x4] %asi, %o1
1da177e4
LT
213 nop
214do_sys_sendmsg: /* compat_sys_sendmsg(int, struct compat_msghdr *, unsigned int) */
8cf14af0 21557: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 216 sethi %hi(compat_sys_sendmsg), %g1
8cf14af0 21758: lduwa [%o1 + 0x8] %asi, %o2
1da177e4 218 jmpl %g1 + %lo(compat_sys_sendmsg), %g0
8cf14af0 21959: lduwa [%o1 + 0x4] %asi, %o1
1da177e4
LT
220 nop
221 nop
222 nop
223do_sys_recvmsg: /* compat_sys_recvmsg(int, struct compat_msghdr *, unsigned int) */
8cf14af0 22460: ldswa [%o1 + 0x0] %asi, %o0
1da177e4 225 sethi %hi(compat_sys_recvmsg), %g1
8cf14af0 22661: lduwa [%o1 + 0x8] %asi, %o2
1da177e4 227 jmpl %g1 + %lo(compat_sys_recvmsg), %g0
8cf14af0 22862: lduwa [%o1 + 0x4] %asi, %o1
1da177e4
LT
229 nop
230 nop
231 nop
f8b2256e
DM
232do_sys_accept4: /* sys_accept4(int, struct sockaddr *, int *, int) */
23363: ldswa [%o1 + 0x0] %asi, %o0
234 sethi %hi(sys_accept4), %g1
23564: lduwa [%o1 + 0x8] %asi, %o2
23665: ldswa [%o1 + 0xc] %asi, %o3
237 jmpl %g1 + %lo(sys_accept4), %g0
23866: lduwa [%o1 + 0x4] %asi, %o1
239 nop
240 nop
1da177e4 241
4d000d5b 242 .section __ex_table,"a"
1da177e4 243 .align 4
5fd29752
DM
244 .word 1b, __retl_efault, 2b, __retl_efault
245 .word 3b, __retl_efault, 4b, __retl_efault
246 .word 5b, __retl_efault, 6b, __retl_efault
247 .word 7b, __retl_efault, 8b, __retl_efault
248 .word 9b, __retl_efault, 10b, __retl_efault
249 .word 11b, __retl_efault, 12b, __retl_efault
250 .word 13b, __retl_efault, 14b, __retl_efault
251 .word 15b, __retl_efault, 16b, __retl_efault
252 .word 17b, __retl_efault, 18b, __retl_efault
253 .word 19b, __retl_efault, 20b, __retl_efault
254 .word 21b, __retl_efault, 22b, __retl_efault
255 .word 23b, __retl_efault, 24b, __retl_efault
256 .word 25b, __retl_efault, 26b, __retl_efault
257 .word 27b, __retl_efault, 28b, __retl_efault
258 .word 29b, __retl_efault, 30b, __retl_efault
259 .word 31b, __retl_efault, 32b, __retl_efault
260 .word 33b, __retl_efault, 34b, __retl_efault
261 .word 35b, __retl_efault, 36b, __retl_efault
262 .word 37b, __retl_efault, 38b, __retl_efault
263 .word 39b, __retl_efault, 40b, __retl_efault
264 .word 41b, __retl_efault, 42b, __retl_efault
265 .word 43b, __retl_efault, 44b, __retl_efault
266 .word 45b, __retl_efault, 46b, __retl_efault
267 .word 47b, __retl_efault, 48b, __retl_efault
268 .word 49b, __retl_efault, 50b, __retl_efault
269 .word 51b, __retl_efault, 52b, __retl_efault
270 .word 53b, __retl_efault, 54b, __retl_efault
271 .word 55b, __retl_efault, 56b, __retl_efault
272 .word 57b, __retl_efault, 58b, __retl_efault
273 .word 59b, __retl_efault, 60b, __retl_efault
274 .word 61b, __retl_efault, 62b, __retl_efault
f8b2256e
DM
275 .word 63b, __retl_efault, 64b, __retl_efault
276 .word 65b, __retl_efault, 66b, __retl_efault
1da177e4 277 .previous
This page took 0.641164 seconds and 5 git commands to generate.