blob: 7bcbc3f7877bf7de4b608dadb89f980a5853b4a3 (
plain)
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
|
/* Copyright (C) 2011-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
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>
.text
/* Keep traditional entry points in with sigsetjmp(). */
ENTRY(setjmp)
{ movei r1, 1; j 1f }
END(setjmp)
ENTRY(_setjmp)
{ movei r1, 0; j 1f }
END(_setjmp)
libc_hidden_def (_setjmp)
ENTRY(__sigsetjmp)
FEEDBACK_ENTER(__sigsetjmp)
1:
move r2, r0
#define SAVE(r) { ST r2, r ; ADDI_PTR r2, r2, REGSIZE }
FOR_EACH_CALLEE_SAVED_REG(SAVE)
mfspr r3, INTERRUPT_CRITICAL_SECTION
ST r2, r3
j plt(__sigjmp_save)
jrp lr /* Keep the backtracer happy. */
END(__sigsetjmp)
hidden_def (__sigsetjmp)
|
