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d614a753 | 1 | /* Copyright (C) 2012-2020 Free Software Foundation, Inc. |
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2 | This file is part of the GNU C Library. |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
5 | modify it under the terms of the GNU Lesser General Public | |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
8 | ||
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public | |
15 | License along with the GNU C Library; if not, see | |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
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17 | |
18 | #include <sysdep.h> | |
19 | ||
20 | .text | |
21 | ||
22 | /* This is the helper code which gets called if a function which is | |
23 | registered with 'makecontext' returns. In this case we have to | |
24 | install the context listed in the uc_link element of the context | |
25 | 'makecontext' manipulated at the time of the 'makecontext' call. | |
26 | If the pointer is NULL the process must terminate. */ | |
27 | ||
28 | ENTRY(__start_context) | |
29 | brz,pn %i0, 1f | |
30 | mov 1, %o1 | |
31 | call __setcontext | |
32 | mov %i0, %o0 | |
33 | 1: call HIDDEN_JUMPTARGET(exit) | |
34 | mov 0, %o0 | |
35 | unimp 0 | |
36 | END(__start_context) |