1 | /* longjmp, RISC-V version. |
2 | Copyright (C) 1996-2022 Free Software Foundation, Inc. |
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 |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <sysdep.h> |
20 | #include <sys/asm.h> |
21 | |
22 | ENTRY (__longjmp) |
23 | REG_L ra, 0*SZREG(a0) |
24 | REG_L s0, 1*SZREG(a0) |
25 | REG_L s1, 2*SZREG(a0) |
26 | REG_L s2, 3*SZREG(a0) |
27 | REG_L s3, 4*SZREG(a0) |
28 | REG_L s4, 5*SZREG(a0) |
29 | REG_L s5, 6*SZREG(a0) |
30 | REG_L s6, 7*SZREG(a0) |
31 | REG_L s7, 8*SZREG(a0) |
32 | REG_L s8, 9*SZREG(a0) |
33 | REG_L s9, 10*SZREG(a0) |
34 | REG_L s10,11*SZREG(a0) |
35 | REG_L s11,12*SZREG(a0) |
36 | REG_L sp, 13*SZREG(a0) |
37 | |
38 | #ifndef __riscv_float_abi_soft |
39 | FREG_L fs0, 14*SZREG+ 0*SZFREG(a0) |
40 | FREG_L fs1, 14*SZREG+ 1*SZFREG(a0) |
41 | FREG_L fs2, 14*SZREG+ 2*SZFREG(a0) |
42 | FREG_L fs3, 14*SZREG+ 3*SZFREG(a0) |
43 | FREG_L fs4, 14*SZREG+ 4*SZFREG(a0) |
44 | FREG_L fs5, 14*SZREG+ 5*SZFREG(a0) |
45 | FREG_L fs6, 14*SZREG+ 6*SZFREG(a0) |
46 | FREG_L fs7, 14*SZREG+ 7*SZFREG(a0) |
47 | FREG_L fs8, 14*SZREG+ 8*SZFREG(a0) |
48 | FREG_L fs9, 14*SZREG+ 9*SZFREG(a0) |
49 | FREG_L fs10,14*SZREG+10*SZFREG(a0) |
50 | FREG_L fs11,14*SZREG+11*SZFREG(a0) |
51 | #endif |
52 | |
53 | seqz a0, a1 |
54 | add a0, a0, a1 # a0 = (a1 == 0) ? 1 : a1 |
55 | ret |
56 | |
57 | END (__longjmp) |
58 | |