projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 5c76ff27 | 1 | /* setjmp for PowerPC. |
| 04277e02 | 2 | Copyright (C) 1995-2019 Free Software Foundation, Inc. |
| 5c76ff27 UD |
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 | |
| 59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| 5c76ff27 UD |
18 | |
| 19 | #include <sysdep.h> | |
| eb5ad6b9 | 20 | #include <stap-probe.h> |
| 5c76ff27 | 21 | #define _ASM |
| 5c76ff27 UD |
22 | #ifdef __NO_VMX__ |
| 23 | # include <novmxsetjmp.h> | |
| 24 | #else | |
| a7140723 | 25 | # include <jmpbuf-offsets.h> |
| 5c76ff27 | 26 | #endif |
| 5c76ff27 | 27 | |
| 2e071de0 JM |
28 | #if defined __SPE__ || (defined __NO_FPRS__ && !defined _SOFT_FLOAT) |
| 29 | # define SAVE_GP(N) evstdd r##N,((JB_FPRS+((N)-14)*2)*4)(3) | |
| 30 | #else | |
| 31 | # define SAVE_GP(N) stw r##N,((JB_GPRS+(N)-14)*4)(3) | |
| 32 | #endif | |
| 5c76ff27 | 33 | |
| eb5ad6b9 | 34 | ENTRY (__sigsetjmp_symbol) |
| 5c76ff27 | 35 | |
| 4e54d7e4 UD |
36 | #ifdef PTR_MANGLE |
| 37 | mr r5,r1 | |
| 38 | PTR_MANGLE(r5, r10) | |
| 39 | stw r5,(JB_GPR1*4)(3) | |
| 40 | #else | |
| 5c76ff27 | 41 | stw r1,(JB_GPR1*4)(3) |
| 4e54d7e4 | 42 | #endif |
| 5c76ff27 | 43 | mflr r0 |
| eb5ad6b9 AZ |
44 | /* setjmp probe expects longjmp first argument (4@3), second argument |
| 45 | (-4@4), and target address (4@0), respectively. */ | |
| 46 | LIBC_PROBE (setjmp, 3, 4@3, -4@4, 4@0) | |
| 2e071de0 | 47 | SAVE_GP (14) |
| 00c2b3b9 | 48 | #ifdef PTR_MANGLE |
| 5ad77144 UD |
49 | PTR_MANGLE2 (r0, r10) |
| 50 | li r10,0 | |
| 00c2b3b9 | 51 | #endif |
| 5c76ff27 | 52 | stw r0,(JB_LR*4)(3) |
| 2e071de0 | 53 | SAVE_GP (15) |
| 5c76ff27 | 54 | mfcr r0 |
| 2e071de0 | 55 | SAVE_GP (16) |
| 5c76ff27 | 56 | stw r0,(JB_CR*4)(3) |
| 2e071de0 JM |
57 | SAVE_GP (17) |
| 58 | SAVE_GP (18) | |
| 59 | SAVE_GP (19) | |
| 60 | SAVE_GP (20) | |
| 61 | SAVE_GP (21) | |
| 62 | SAVE_GP (22) | |
| 63 | SAVE_GP (23) | |
| 64 | SAVE_GP (24) | |
| 65 | SAVE_GP (25) | |
| 66 | SAVE_GP (26) | |
| 67 | SAVE_GP (27) | |
| 68 | SAVE_GP (28) | |
| 69 | SAVE_GP (29) | |
| 70 | SAVE_GP (30) | |
| 71 | SAVE_GP (31) | |
| a3848485 | 72 | #if IS_IN (rtld) |
| d87921ee UD |
73 | li r3,0 |
| 74 | blr | |
| 75 | #else | |
| eb5ad6b9 | 76 | b __sigjmp_save_symbol@local |
| d87921ee | 77 | #endif |
| eb5ad6b9 | 78 | END (__sigsetjmp_symbol) |