diff options
Diffstat (limited to 'grub-core/lib/mips/setjmp.S')
-rw-r--r-- | grub-core/lib/mips/setjmp.S | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/grub-core/lib/mips/setjmp.S b/grub-core/lib/mips/setjmp.S new file mode 100644 index 0000000..f012945 --- /dev/null +++ b/grub-core/lib/mips/setjmp.S @@ -0,0 +1,68 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2003,2007,2009 Free Software Foundation, Inc. + * + * GRUB 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, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB 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. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <grub/symbol.h> +#include <grub/dl.h> + + .file "setjmp.S" + +GRUB_MOD_LICENSE "GPLv3+" + + .text + +/* + * int grub_setjmp (grub_jmp_buf env) + */ +FUNCTION(grub_setjmp) + sw $s0, 0($a0) + sw $s1, 4($a0) + sw $s2, 8($a0) + sw $s3, 12($a0) + sw $s4, 16($a0) + sw $s5, 20($a0) + sw $s6, 24($a0) + sw $s7, 28($a0) + sw $s8, 32($a0) + sw $gp, 36($a0) + sw $sp, 40($a0) + sw $ra, 44($a0) + move $v0, $zero + move $v1, $zero + jr $ra +/* + * int grub_longjmp (grub_jmp_buf env, int val) + */ +FUNCTION(grub_longjmp) + lw $s0, 0($a0) + lw $s1, 4($a0) + lw $s2, 8($a0) + lw $s3, 12($a0) + lw $s4, 16($a0) + lw $s5, 20($a0) + lw $s6, 24($a0) + lw $s7, 28($a0) + lw $s8, 32($a0) + lw $gp, 36($a0) + lw $sp, 40($a0) + lw $ra, 44($a0) + move $v0, $a1 + bne $v0, $zero, 1f + addiu $v0, $v0, 1 +1: + move $v1, $zero + jr $ra |