1 /* 2 * Copyright (c) 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This software was developed by the Computer Systems Engineering group 6 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 7 * contributed to Berkeley. 8 * 9 * All advertising materials mentioning features or use of this software 10 * must display the following acknowledgement: 11 * This product includes software developed by the University of 12 * California, Lawrence Berkeley Laboratory. 13 * 14 * Redistribution and use in source and binary forms, with or without 15 * modification, are permitted provided that the following conditions 16 * are met: 17 * 1. Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in the 21 * documentation and/or other materials provided with the distribution. 22 * 3. All advertising materials mentioning features or use of this software 23 * must display the following acknowledgement: 24 * This product includes software developed by the University of 25 * California, Berkeley and its contributors. 26 * 4. Neither the name of the University nor the names of its contributors 27 * may be used to endorse or promote products derived from this software 28 * without specific prior written permission. 29 * 30 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 31 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 32 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 33 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 34 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 35 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 36 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 37 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 38 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 39 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 40 * SUCH DAMAGE. 41 * 42 * @(#)frame.h 8.1 (Berkeley) 6/11/93 43 * 44 * from: Header: frame.h,v 1.5 92/11/26 02:04:35 torek Exp 45 * $Id: frame.h,v 1.1 1993/10/02 10:23:11 deraadt Exp $ 46 */ 47 48 /* 49 * Sparc stack frame format. 50 * 51 * Note that the contents of each stack frame may be held only in 52 * machine register windows. In order to get an accurate picture 53 * of the frame, you must first force the kernel to write any such 54 * windows to the stack. 55 */ 56 struct frame { 57 int fr_local[8]; /* space to save locals (%l0..%l7) */ 58 int fr_arg[6]; /* space to save arguments (%i0..%i5) */ 59 struct frame *fr_fp; /* space to save frame pointer (%i6) */ 60 int fr_pc; /* space to save return pc (%i7) */ 61 /* 62 * SunOS reserves another 8 words here; this is pointless 63 * but we do it for compatibility. 64 */ 65 int fr_xxx; /* `structure return pointer' (unused) */ 66 int fr_argd[6]; /* `arg dump area' (lunacy) */ 67 int fr_argx[1]; /* arg extension (args 7..n; variable size) */ 68 }; 69