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
|
/* setjmp for SH4.
Copyright (C) 1999, 2000, 2005, 2006, 2009 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
#include <jmpbuf-offsets.h>
ENTRY (__sigsetjmp)
/* Save registers */
#ifdef __SH_FPU_ANY__
add #JB_SIZE, r4
fmov.s fr15, @-r4
fmov.s fr14, @-r4
fmov.s fr13, @-r4
fmov.s fr12, @-r4
sts.l fpscr, @-r4
#else
add #(JB_SIZE - 4 * 5), r4
#endif /* __SH_FPU_ANY__ */
stc.l gbr, @-r4
#ifdef PTR_MANGLE
sts pr, r2
PTR_MANGLE (r2, r1)
mov.l r2, @-r4
mov r15, r2
PTR_MANGLE2 (r2, r1)
mov.l r2, @-r4
mov r14, r2
PTR_MANGLE2 (r2, r1)
mov.l r2, @-r4
mov #0, r1
#else
sts.l pr, @-r4
mov.l r15, @-r4
mov.l r14, @-r4
#endif
mov.l r13, @-r4
mov.l r12, @-r4
mov.l r11, @-r4
mov.l r10, @-r4
mov.l r9, @-r4
mov.l r8, @-r4
#if defined NOT_IN_libc && defined IS_IN_rtld
/* In ld.so we never save the signal mask. */
rts
mov #0, r0
#else
/* Make a tail call to __sigjmp_save; it takes the same args. */
# ifdef SHARED
mov.l 1f, r1
mova 1f, r0
bra 2f
add r1, r0
.align 2
1:
.long _GLOBAL_OFFSET_TABLE_
2:
mov.l .L1, r1
mov.l @(r0,r1), r1
jmp @r1
nop
.align 2
.L1:
.long C_SYMBOL_NAME(__sigjmp_save@GOT)
# else
mov.l .L1, r1
jmp @r1
nop
.align 2
.L1:
.long C_SYMBOL_NAME(__sigjmp_save)
# endif
#endif
END (__sigsetjmp)
|
