mirror of
https://git.proxmox.com/git/grub2
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60 lines
1.4 KiB
ArmAsm
60 lines
1.4 KiB
ArmAsm
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2003,2007 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <grub/symbol.h>
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#include <grub/dl.h>
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.file "setjmp.S"
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GRUB_MOD_LICENSE "GPLv3+"
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.text
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/*
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* int grub_setjmp (grub_jmp_buf env)
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*/
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FUNCTION(grub_setjmp)
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movl %ebx, 0(%eax) /* EBX */
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movl %esi, 4(%eax) /* ESI */
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movl %edi, 8(%eax) /* EDI */
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movl %ebp, 12(%eax) /* EBP */
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popl %ecx
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movl %esp, 16(%eax) /* ESP */
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movl %ecx, 20(%eax) /* EIP */
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xorl %eax, %eax
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jmp *%ecx
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/*
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* int grub_longjmp (grub_jmp_buf env, int val)
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*/
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FUNCTION(grub_longjmp)
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movl 0(%eax), %ebx
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movl 4(%eax), %esi
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movl 8(%eax), %edi
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movl 12(%eax), %ebp
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movl 16(%eax), %esp
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movl 20(%eax), %ecx
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movl %edx, %eax
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testl %eax, %eax
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jnz 1f
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incl %eax
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1: jmp *%ecx
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