1 /* Copyright (C) 2001-2021 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 9 The GNU C Library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library; if not, see 16 <https://www.gnu.org/licenses/>. */ 17 18 #ifndef _SYS_REG_H 19 #define _SYS_REG_H 1 20 21 22 #ifdef __x86_64__ 23 /* Index into an array of 8 byte longs returned from ptrace for 24 location of the users' stored general purpose registers. */ 25 26 # define R15 0 27 # define R14 1 28 # define R13 2 29 # define R12 3 30 # define RBP 4 31 # define RBX 5 32 # define R11 6 33 # define R10 7 34 # define R9 8 35 # define R8 9 36 # define RAX 10 37 # define RCX 11 38 # define RDX 12 39 # define RSI 13 40 # define RDI 14 41 # define ORIG_RAX 15 42 # define RIP 16 43 # define CS 17 44 # define EFLAGS 18 45 # define RSP 19 46 # define SS 20 47 # define FS_BASE 21 48 # define GS_BASE 22 49 # define DS 23 50 # define ES 24 51 # define FS 25 52 # define GS 26 53 #else 54 55 /* Index into an array of 4 byte integers returned from ptrace for 56 * location of the users' stored general purpose registers. */ 57 58 # define EBX 0 59 # define ECX 1 60 # define EDX 2 61 # define ESI 3 62 # define EDI 4 63 # define EBP 5 64 # define EAX 6 65 # define DS 7 66 # define ES 8 67 # define FS 9 68 # define GS 10 69 # define ORIG_EAX 11 70 # define EIP 12 71 # define CS 13 72 # define EFL 14 73 # define UESP 15 74 # define SS 16 75 #endif 76 77 #endif 78