projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 5f72b005 | 1 | /* longjmp for C-SKY ABIV2. |
| d614a753 | 2 | Copyright (C) 2018-2020 Free Software Foundation, Inc. |
| 5f72b005 MH |
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 | |
| 5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
| 5f72b005 MH |
18 | |
| 19 | #include <sysdep.h> | |
| 20 | ||
| 21 | ENTRY (__longjmp) | |
| 22 | mov a2, a0 | |
| 23 | mov a0, a1 /* Get the return value in place. */ | |
| 24 | cmpnei a0, 0 | |
| 25 | bt have_return | |
| 26 | movi a0, 1 /* Can't let setjmp() return zero! */ | |
| 27 | have_return: | |
| 28 | #ifdef CHECK_SP | |
| 29 | ldw r10, (a2, 0) /* Jmpbuf's sp. */ | |
| 30 | # ifdef PTR_MANGLE | |
| 31 | PTR_DEMANGLE (r10, r10, a3) | |
| 32 | # endif | |
| 33 | CHECK_SP (r10) | |
| 34 | #endif | |
| 35 | ldw sp, (a2, 0) | |
| 36 | ldw lr, (a2, 4) | |
| 37 | ldw r4, (a2, 8) | |
| 38 | ldw r5, (a2, 12) | |
| 39 | ldw r6, (a2, 16) | |
| 40 | ldw r7, (a2, 20) | |
| 41 | ldw r8, (a2, 24) | |
| 42 | ldw r9, (a2, 28) | |
| 43 | ldw r10, (a2, 32) | |
| 44 | ldw r11, (a2, 36) | |
| 45 | ldw r16, (a2, 40) | |
| 46 | ldw r17, (a2, 44) | |
| 47 | ldw r26, (a2, 48) | |
| 48 | ldw r27, (a2, 52) | |
| 49 | ldw r28, (a2, 56) | |
| 50 | ldw r29, (a2, 60) | |
| 51 | ldw r30, (a2, 64) | |
| 52 | ldw r31, (a2, 68) | |
| 53 | addi a2, 72 | |
| 54 | ||
| 55 | #ifdef PTR_MANGLE | |
| 56 | PTR_DEMANGLE (sp, sp, a3) | |
| 57 | PTR_DEMANGLE2 (lr, lr, a3) | |
| 58 | #endif | |
| 59 | jmp lr | |
| 60 | ||
| 61 | END (__longjmp) |