1/* longjmp, RISC-V version.
2   Copyright (C) 1996-2021 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
22ENTRY (__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
57END (__longjmp)
58