| xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame] | 1 | /* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. SH version. |
| 2 | Copyright (C) 1999-2016 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 | <http://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) |