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[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / sparc / sparc64 / setcontext.S

/* Copyright (C) 1997-2019 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
   <http://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)