1 | /* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. SH version. |
2 | Copyright (C) 1999-2022 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | /* This just does a tail-call to `__sigsetjmp (ARG, 1)'. |
20 | We cannot do it in C because it must be a tail-call, so frame-unwinding |
21 | in setjmp doesn't clobber the state restored by longjmp. */ |
22 | |
23 | #include <sysdep.h> |
24 | |
25 | ENTRY (setjmp) |
26 | #ifdef SHARED |
27 | mova 1f, r0 |
28 | mov.l 1f, r1 |
29 | bra 2f |
30 | add r1, r0 |
31 | .align 2 |
32 | 1: |
33 | .long _GLOBAL_OFFSET_TABLE_ |
34 | 2: |
35 | mov.l 3f, r1 |
36 | mov.l @(r0,r1), r1 |
37 | jmp @r1 |
38 | mov #1, r5 |
39 | .align 2 |
40 | 3: |
41 | .long C_SYMBOL_NAME(__sigsetjmp@GOT) |
42 | #else |
43 | mov.l 1f, r1 |
44 | jmp @r1 |
45 | mov #1, r5 |
46 | .align 2 |
47 | 1: |
48 | .long C_SYMBOL_NAME(__sigsetjmp) |
49 | #endif |
50 | END (setjmp) |
51 | |