1 | /* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. MIPS version. |
2 | Copyright (C) 1996-2022 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, 0)'. |
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 | .set nomips16 |
26 | |
27 | #ifdef __PIC__ |
28 | .option pic2 |
29 | #endif |
30 | ENTRY (_setjmp) |
31 | #ifdef __PIC__ |
32 | .set noreorder |
33 | .cpload t9 |
34 | .set reorder |
35 | la t9, C_SYMBOL_NAME (__sigsetjmp) |
36 | #endif |
37 | move a1,zero /* Pass a second argument of zero. */ |
38 | #ifdef __PIC__ |
39 | jr t9 |
40 | #else |
41 | j C_SYMBOL_NAME (__sigsetjmp) |
42 | #endif |
43 | END (_setjmp) |
44 | libc_hidden_def (_setjmp) |
45 | |