1292407Sbr/*- 2292407Sbr * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com> 3292407Sbr * All rights reserved. 4292407Sbr * 5292407Sbr * Portions of this software were developed by SRI International and the 6292407Sbr * University of Cambridge Computer Laboratory under DARPA/AFRL contract 7292407Sbr * FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme. 8292407Sbr * 9292407Sbr * Portions of this software were developed by the University of Cambridge 10292407Sbr * Computer Laboratory as part of the CTSRD Project, with support from the 11292407Sbr * UK Higher Education Innovation Fund (HEIF). 12292407Sbr * 13292407Sbr * Redistribution and use in source and binary forms, with or without 14292407Sbr * modification, are permitted provided that the following conditions 15292407Sbr * are met: 16292407Sbr * 1. Redistributions of source code must retain the above copyright 17292407Sbr * notice, this list of conditions and the following disclaimer. 18292407Sbr * 2. Redistributions in binary form must reproduce the above copyright 19292407Sbr * notice, this list of conditions and the following disclaimer in the 20292407Sbr * documentation and/or other materials provided with the distribution. 21292407Sbr * 22292407Sbr * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 23292407Sbr * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24292407Sbr * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25292407Sbr * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 26292407Sbr * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27292407Sbr * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28292407Sbr * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29292407Sbr * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30292407Sbr * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31292407Sbr * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32292407Sbr * SUCH DAMAGE. 33292407Sbr * 34292407Sbr * $FreeBSD$ 35292407Sbr */ 36292407Sbr 37292407Sbr#ifndef _MACHINE_UCONTEXT_H_ 38292407Sbr#define _MACHINE_UCONTEXT_H_ 39292407Sbr 40292407Sbrstruct gpregs { 41292407Sbr __register_t gp_ra; 42292407Sbr __register_t gp_sp; 43292407Sbr __register_t gp_gp; 44292407Sbr __register_t gp_tp; 45292407Sbr __register_t gp_t[7]; 46292407Sbr __register_t gp_s[12]; 47292407Sbr __register_t gp_a[8]; 48292407Sbr __register_t gp_sepc; 49292407Sbr __register_t gp_sstatus; 50292407Sbr}; 51292407Sbr 52292407Sbrstruct fpregs { 53295700Sbr __uint64_t fp_x[32][2]; 54292407Sbr __uint64_t fp_fcsr; 55292407Sbr int fp_flags; 56292407Sbr int pad; 57292407Sbr}; 58292407Sbr 59292407Sbrstruct __mcontext { 60292407Sbr struct gpregs mc_gpregs; 61292407Sbr struct fpregs mc_fpregs; 62292407Sbr int mc_flags; 63292407Sbr#define _MC_FP_VALID 0x1 /* Set when mc_fpregs has valid data */ 64292407Sbr int mc_pad; 65292407Sbr __uint64_t mc_spare[8]; /* Space for expansion */ 66292407Sbr}; 67292407Sbr 68292407Sbrtypedef struct __mcontext mcontext_t; 69292407Sbr 70292407Sbr#endif /* !_MACHINE_UCONTEXT_H_ */ 71