| /* |
| * Copyright (C) 2016-2017 Free Software Foundation, Inc. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation, version 2. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #include <linux/linkage.h> |
| |
| ENTRY(__udivdi3) |
| mv a2, a1 |
| mv a1, a0 |
| li a0, -1 |
| beqz a2, .L5 |
| li a3, 1 |
| bgeu a2, a1, .L2 |
| .L1: |
| blez a2, .L2 |
| slli a2, a2, 1 |
| slli a3, a3, 1 |
| bgtu a1, a2, .L1 |
| .L2: |
| li a0, 0 |
| .L3: |
| bltu a1, a2, .L4 |
| sub a1, a1, a2 |
| or a0, a0, a3 |
| .L4: |
| srli a3, a3, 1 |
| srli a2, a2, 1 |
| bnez a3, .L3 |
| .L5: |
| ret |
| ENDPROC(__udivdi3) |
