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
|
/* longjmp for CRIS.
Copyright (C) 2001, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
see <http://www.gnu.org/licenses/>. */
#include "sysdep.h"
.syntax no_register_prefix
/* Saving and restoring CCR is meaningless, so we don't do it. */
ENTRY (__longjmp)
/* Note that r10 = jmp_buf, r11 = retval. */
#ifdef __arch_v32
/* We don't restore the call-clobbered registers for v32;
their space (corresponding to v10) is now defined as
reserved. */
movem [r10],r9
addq 14*4,r10
cmpq 0,r11
beq 0f
move.d [r10+],sp
move.d r11,r9
0:
move.d [r10+],acr
jump acr
move [r10],srp
#else
move [r10+16*4],srp
test.d r11
beq 0f /* Already a 1 in place. */
nop
/* Offset for r9, the return value (see setjmp). */
move.d r11,[r10+6*4]
0:
movem [r10],pc
#endif
END (__longjmp)
libc_hidden_def(__longjmp)
|
