root/usr/src/cmd/mdb/intel/amd64/kmdb/kmdb_setcontext.S
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#include <sys/asm_linkage.h>
#include <sys/regset.h>

#if defined(__lint)
#include <ucontext.h>
#endif

#include "kmdb_context_off.h"

#if defined(__lint)
/*ARGSUSED*/
int
kmdb_setcontext(ucontext_t *ucp)
{
        return (0);
}
#else

        ENTRY(kmdb_setcontext)
        movq    UC_GREG(REG_SP)(%rdi), %rsp
        movq    UC_GREG(REG_PC)(%rdi), %rax
        movq    UC_GREG(REG_RDI)(%rdi), %rdi

        call    *%rax
        /*NOTREACHED*/

        ret
        SET_SIZE(kmdb_setcontext)
#endif