xref: /onnv-gate/usr/src/lib/libc/sparc/sys/__getcontext.s (revision 7298:b69e27387f74)
10Sstevel@tonic-gate/*
20Sstevel@tonic-gate * CDDL HEADER START
30Sstevel@tonic-gate *
40Sstevel@tonic-gate * The contents of this file are subject to the terms of the
56515Sraf * Common Development and Distribution License (the "License").
66515Sraf * You may not use this file except in compliance with the License.
70Sstevel@tonic-gate *
80Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
90Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
100Sstevel@tonic-gate * See the License for the specific language governing permissions
110Sstevel@tonic-gate * and limitations under the License.
120Sstevel@tonic-gate *
130Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
140Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
150Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
160Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
170Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
180Sstevel@tonic-gate *
190Sstevel@tonic-gate * CDDL HEADER END
200Sstevel@tonic-gate */
216515Sraf
220Sstevel@tonic-gate/*
236515Sraf * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
240Sstevel@tonic-gate * Use is subject to license terms.
250Sstevel@tonic-gate */
260Sstevel@tonic-gate
27*7298SMark.J.Nelson@Sun.COM	.file	"__getcontext.s"
280Sstevel@tonic-gate
290Sstevel@tonic-gate/*
300Sstevel@tonic-gate * __getcontext() must be implemented in assembler, as opposed
310Sstevel@tonic-gate * to the other members of the SYS_context family (see ucontext.c)
320Sstevel@tonic-gate * because we must be careful to get the precise context of the caller.
330Sstevel@tonic-gate */
340Sstevel@tonic-gate
350Sstevel@tonic-gate#include "SYS.h"
360Sstevel@tonic-gate
370Sstevel@tonic-gate	ENTRY(__getcontext)
380Sstevel@tonic-gate	mov	%o0, %o1
390Sstevel@tonic-gate	mov	0, %o0
400Sstevel@tonic-gate	SYSTRAP_RVAL1(context)
410Sstevel@tonic-gate	SYSCERROR
420Sstevel@tonic-gate	RET
430Sstevel@tonic-gate	SET_SIZE(__getcontext)
44