55 lines
1.3 KiB
ArmAsm
55 lines
1.3 KiB
ArmAsm
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2005,2007,2009 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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stx %o7, [%o0 + 0x00]
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stx %sp, [%o0 + 0x08]
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stx %fp, [%o0 + 0x10]
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retl
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clr %o0
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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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ldx [%o0 + 0x10], %g1
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movrz %o1, 1, %o1
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save %sp, -64, %sp
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flushw
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restore
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ldx [%o0 + 0x00], %o7
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ldx [%o0 + 0x08], %fp
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sub %fp, 192, %sp
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stx %g1, [%sp + 2047 + (14 * 8)]
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retl
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restore %o1, 0, %o0
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