1/* $OpenBSD: reg.h,v 1.2 2021/05/12 01:20:52 jsg Exp $ */
2
3/*-
4 * Copyright (c) 2019 Brian Bamsch <bbamsch@google.com>
5 * Copyright (c) 2015-2016 Ruslan Bukin <br@bsdpad.com>
6 * All rights reserved.
7 *
8 * Portions of this software were developed by SRI International and the
9 * University of Cambridge Computer Laboratory under DARPA/AFRL contract
10 * FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme.
11 *
12 * Portions of this software were developed by the University of Cambridge
13 * Computer Laboratory as part of the CTSRD Project, with support from the
14 * UK Higher Education Innovation Fund (HEIF).
15 *
16 * Redistribution and use in source and binary forms, with or without
17 * modification, are permitted provided that the following conditions
18 * are met:
19 * 1. Redistributions of source code must retain the above copyright
20 * notice, this list of conditions and the following disclaimer.
21 * 2. Redistributions in binary form must reproduce the above copyright
22 * notice, this list of conditions and the following disclaimer in the
23 * documentation and/or other materials provided with the distribution.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
37 * $FreeBSD$
38 */
39
40#ifndef _MACHINE_REG_H_
41#define _MACHINE_REG_H_
42
43struct reg {
44 uint64_t r_ra; /* return address */
45 uint64_t r_sp; /* stack pointer */
46 uint64_t r_gp; /* global pointer */
47 uint64_t r_tp; /* thread pointer */
48 uint64_t r_t[7]; /* temporary registers */
49 uint64_t r_s[12]; /* saved registers */
50 uint64_t r_a[8]; /* argument registers */
51 uint64_t r_sepc; /* exception program counter */
52 uint64_t r_sstatus; /* status register */
53};
54
55struct fpreg {
56 uint64_t fp_f[32]; /* floating-point registers */
57 uint64_t fp_fcsr; /* floating-point control register */
58};
59
60#endif /* !_MACHINE_REG_H_ */