38 lines
1.3 KiB
ArmAsm
38 lines
1.3 KiB
ArmAsm
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/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. x86-64 version.
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Copyright (C) 1994-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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/* This just does a tail-call to `__sigsetjmp (ARG, 0)'.
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We cannot do it in C because it must be a tail-call, so frame-unwinding
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in setjmp doesn't clobber the state restored by longjmp. */
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#include <sysdep.h>
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#define _ASM
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#define _SETJMP_H
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#include <bits/setjmp.h>
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ENTRY (_setjmp)
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/* Set up arguments, we only need to set the second arg. */
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xorl %esi, %esi
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#ifdef PIC
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jmp HIDDEN_JUMPTARGET (__sigsetjmp)
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#else
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jmp __sigsetjmp
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#endif
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END (_setjmp)
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libc_hidden_def (_setjmp)
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