projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 63d143a2 CM |
1 | /* Copyright (C) 2011 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. | |
| 3 | Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011. | |
| 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 | |
| ab84e3ff PE |
16 | License along with the GNU C Library. If not, see |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| 63d143a2 CM |
18 | |
| 19 | #include <sysdep.h> | |
| 20 | #include <jmpbuf-offsets.h> | |
| 21 | ||
| 22 | .text | |
| 23 | ||
| 24 | /* Keep traditional entry points in with sigsetjmp(). */ | |
| 25 | ENTRY(setjmp) | |
| 26 | { movei r1, 1; j 1f } | |
| 27 | END(setjmp) | |
| 28 | ||
| 29 | ENTRY(_setjmp) | |
| 30 | { movei r1, 0; j 1f } | |
| 31 | END(_setjmp) | |
| 32 | libc_hidden_def (_setjmp) | |
| 33 | ||
| 34 | ENTRY(__sigsetjmp) | |
| 35 | FEEDBACK_ENTER(__sigsetjmp) | |
| 36 | 1: | |
| 37 | move r2, r0 | |
| 38 | ||
| 39 | #define SAVE(r) { ST r2, r ; ADDI_PTR r2, r2, REGSIZE } | |
| 40 | FOR_EACH_CALLEE_SAVED_REG(SAVE) | |
| 41 | ||
| 42 | mfspr r3, INTERRUPT_CRITICAL_SECTION | |
| 43 | ST r2, r3 | |
| 44 | j plt(__sigjmp_save) | |
| 45 | jrp lr /* Keep the backtracer happy. */ | |
| 46 | END(__sigsetjmp) |