| 1 | /* longjmp, OpenRISC version. |
|---|
| 2 | Copyright (C) 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, write to the Free |
|---|
| 17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
|---|
| 18 | 02111-1307 USA. */ |
|---|
| 19 | |
|---|
| 20 | #include <sysdep.h> |
|---|
| 21 | #define _ASM |
|---|
| 22 | #define _SETJMP_H |
|---|
| 23 | #include <bits/setjmp.h> |
|---|
| 24 | |
|---|
| 25 | ENTRY (__longjmp) |
|---|
| 26 | l.lwz r1, 0(r3) |
|---|
| 27 | l.lwz r2, 4(r3) |
|---|
| 28 | |
|---|
| 29 | /* if r4 is 0, something wrong, so set it to 1 */ |
|---|
| 30 | l.sfeqi r4, 0x0 |
|---|
| 31 | l.bnf 1f /* r4 != 0, longjmp value sensible */ |
|---|
| 32 | l.nop |
|---|
| 33 | l.ori r4, r0, 0x1 /* make nonzero */ |
|---|
| 34 | 1: |
|---|
| 35 | l.addi r11, r4, 0 |
|---|
| 36 | l.lwz r9, 8(r3) |
|---|
| 37 | l.lwz r10, 12(r3) |
|---|
| 38 | l.lwz r14, 16(r3) |
|---|
| 39 | l.lwz r16, 20(r3) |
|---|
| 40 | l.lwz r18, 24(r3) |
|---|
| 41 | l.lwz r20, 28(r3) |
|---|
| 42 | l.lwz r22, 32(r3) |
|---|
| 43 | l.lwz r24, 36(r3) |
|---|
| 44 | l.lwz r26, 40(r3) |
|---|
| 45 | l.lwz r28, 44(r3) |
|---|
| 46 | l.lwz r30, 48(r3) |
|---|
| 47 | l.jr r9 |
|---|
| 48 | l.nop |
|---|
| 49 | END (__longjmp) |
|---|
| 50 | libc_hidden_def (__longjmp) |
|---|
| 51 | |
|---|
