frame.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* 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 1987-1997,2002-2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_FRAME_H
#define _SYS_FRAME_H
#pragma ident "%Z%%M% %I% %E% SMI" /* sys4-3.2L 1.1 */
#ifdef __cplusplus
extern "C" {
#endif
/*
* Definition of the sparc stack frame (when it is pushed on the stack).
*/
struct frame {
long fr_local[8]; /* saved locals */
long fr_arg[6]; /* saved arguments [0 - 5] */
struct frame *fr_savfp; /* saved frame pointer */
long fr_savpc; /* saved program counter */
#if !defined(__sparcv9)
char *fr_stret; /* struct return addr */
#endif /* __sparcv9 */
long fr_argd[6]; /* arg dump area */
long fr_argx[1]; /* array of args past the sixth */
};
#ifdef _SYSCALL32
/*
* Kernels view of a 32-bit stack frame
*/
struct frame32 {
int fr_local[8]; /* saved locals */
int fr_arg[6]; /* saved arguments [0 - 5] */
caddr32_t fr_savfp; /* saved frame pointer */
int fr_savpc; /* saved program counter */
caddr32_t fr_stret; /* struct return addr */
int fr_argd[6]; /* arg dump area */
int fr_argx[1]; /* array of args past the sixth */
};
#endif
#ifdef __cplusplus
}
#endif
#endif /* _SYS_FRAME_H */