git://sourceware.org / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 28f540f4 | 1 | /* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. Alpha version. |
| 84384f5b UD |
2 | Copyright (C) 1994, 1996 Free Software Foundation, Inc. |
| 3 | This file is part of the GNU C Library. | |
| 28f540f4 | 4 | |
| 84384f5b UD |
5 | The GNU C Library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Library General Public License as | |
| 7 | published by the Free Software Foundation; either version 2 of the | |
| 8 | License, or (at your option) any later version. | |
| 28f540f4 | 9 | |
| 84384f5b UD |
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 | Library General Public License for more details. | |
| 28f540f4 | 14 | |
| 84384f5b UD |
15 | You should have received a copy of the GNU Library General Public |
| 16 | License along with the GNU C Library; see the file COPYING.LIB. If not, | |
| 17 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 18 | Boston, MA 02111-1307, USA. */ | |
| 28f540f4 RM |
19 | |
| 20 | /* This just does a tail-call to `__sigsetjmp (ARG, 1)'. | |
| 21 | We cannot do it in C because it must be a tail-call, so frame-unwinding | |
| 22 | in setjmp doesn't clobber the state restored by longjmp. */ | |
| 23 | ||
| 24 | #include <sysdep.h> | |
| 25 | ||
| 510ca033 | 26 | ENTRY(setjmp) |
| a5113b14 | 27 | ldgp $29, 0($27) |
| 2c6fe0bd | 28 | #ifdef PROF |
| 84384f5b | 29 | .set noat |
| 2c6fe0bd UD |
30 | lda AT, _mcount |
| 31 | jsr AT, (AT), _mcount | |
| 84384f5b | 32 | .set at |
| 2c6fe0bd | 33 | #endif |
| a5113b14 | 34 | .prologue 1 |
| 510ca033 | 35 | bis $31, 1, $17 /* Pass a second argument of one. */ |
| a5113b14 | 36 | jmp $31, __sigsetjmp /* Call __sigsetjmp. */ |
| 84724245 | 37 | END(setjmp) |