| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame^] | 1 | /* Copyright (C) 1991, 93, 94, 96, 97, 98 Free Software Foundation, Inc. |
| 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, write to the Free |
| 16 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 17 | 02111-1307 USA. */ |
| 18 | |
| 19 | #include <sys/syscall.h> |
| 20 | |
| 21 | #define _ASM 1 |
| 22 | #define _SETJMP_H |
| 23 | #include <bits/setjmp.h> |
| 24 | #define ST_FLUSH_WINDOWS 3 |
| 25 | |
| 26 | .global _setjmp |
| 27 | .type _setjmp,%function |
| 28 | .align 4 |
| 29 | _setjmp: |
| 30 | b 1f |
| 31 | set 0, %o1 |
| 32 | .size _setjmp,.-_setjmp |
| 33 | |
| 34 | |
| 35 | |
| 36 | |
| 37 | |
| 38 | .global setjmp |
| 39 | .type setjmp,%function |
| 40 | .align 4 |
| 41 | setjmp: |
| 42 | set 1, %o1 |
| 43 | .size setjmp,.-setjmp |
| 44 | |
| 45 | |
| 46 | |
| 47 | |
| 48 | |
| 49 | .global __sigsetjmp |
| 50 | .type __sigsetjmp,%function |
| 51 | .align 4 |
| 52 | __sigsetjmp: |
| 53 | 1: |
| 54 | /* Save our PC, SP and FP. Save the signal mask if requested with |
| 55 | a tail-call for simplicity; it always returns zero. */ |
| 56 | ta ST_FLUSH_WINDOWS |
| 57 | |
| 58 | st %o7, [%o0 + (JB_PC * 4)] |
| 59 | st %sp, [%o0 + (JB_SP * 4)] |
| 60 | st %fp, [%o0 + (JB_FP * 4)] |
| 61 | |
| 62 | mov %o7, %g1 |
| 63 | call __sigjmp_save |
| 64 | mov %g1, %o7 |
| 65 | .size __sigsetjmp,.-__sigsetjmp |
| 66 | |
| 67 | |
| 68 | |
| 69 | .weak _setjmp |
| 70 | .weak setjmp |