glibc/sysdeps/unix/sysv/linux/sparc/sparc64/setcontext.S

39 lines
1.2 KiB
ArmAsm

/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson (rth@tamu.edu).
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <sysdep.h>
#include "ucontext_i.h"
/* int setcontext(ucontext_t *ctx); */
.weak setcontext
ENTRY(setcontext)
ba,pt %xcc, 1f
mov 1, %o1
END(setcontext)
/* int __setcontext(ucontext_t *ctx, int restoremask); */
ENTRY(__setcontext)
1: ldx [%o0 + UC_SIGMASK], %o2
stx %o2, [%o0 + __UC_SIGMASK]
ta 0x6f
END(__setcontext)