/* Copyright (C) 2001-2018 Free Software Foundation, Inc.

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This file is part of the GNU C Library.

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The GNU C Library is free software; you can redistribute it and/or

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modify it under the terms of the GNU Lesser General Public

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License as published by the Free Software Foundation; either

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version 2.1 of the License, or (at your option) any later version.

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The GNU C Library is distributed in the hope that it will be useful,

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but WITHOUT ANY WARRANTY; without even the implied warranty of

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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

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Lesser General Public License for more details.

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You should have received a copy of the GNU Lesser General Public

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License along with the GNU C Library; if not, see

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<http://www.gnu.org/licenses/>. */

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#ifndef _SYS_USER_H

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#define _SYS_USER_H 1

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/* The whole purpose of this file is for GDB and GDB only. Don't read

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too much into it. Don't use it for anything other than GDB unless

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you know what you are doing. */

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#ifdef __x86_64__

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struct user_fpregs_struct

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{

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unsigned short int cwd;

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unsigned short int swd;

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unsigned short int ftw;

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unsigned short int fop;

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__extension__ unsigned long long int rip;

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__extension__ unsigned long long int rdp;

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unsigned int mxcsr;

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unsigned int mxcr_mask;

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unsigned int st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */

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unsigned int xmm_space[64]; /* 16*16 bytes for each XMM-reg = 256 bytes */

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unsigned int padding[24];

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};

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struct user_regs_struct

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{

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__extension__ unsigned long long int r15;

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__extension__ unsigned long long int r14;

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__extension__ unsigned long long int r13;

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__extension__ unsigned long long int r12;

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__extension__ unsigned long long int rbp;

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__extension__ unsigned long long int rbx;

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__extension__ unsigned long long int r11;

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__extension__ unsigned long long int r10;

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__extension__ unsigned long long int r9;

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__extension__ unsigned long long int r8;

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__extension__ unsigned long long int rax;

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__extension__ unsigned long long int rcx;

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__extension__ unsigned long long int rdx;

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__extension__ unsigned long long int rsi;

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__extension__ unsigned long long int rdi;

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__extension__ unsigned long long int orig_rax;

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__extension__ unsigned long long int rip;

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__extension__ unsigned long long int cs;

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__extension__ unsigned long long int eflags;

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__extension__ unsigned long long int rsp;

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__extension__ unsigned long long int ss;

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__extension__ unsigned long long int fs_base;

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__extension__ unsigned long long int gs_base;

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__extension__ unsigned long long int ds;

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__extension__ unsigned long long int es;

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__extension__ unsigned long long int fs;

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__extension__ unsigned long long int gs;

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};

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struct user

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{

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struct user_regs_struct regs;

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int u_fpvalid;

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struct user_fpregs_struct i387;

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__extension__ unsigned long long int u_tsize;

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__extension__ unsigned long long int u_dsize;

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__extension__ unsigned long long int u_ssize;

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__extension__ unsigned long long int start_code;

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__extension__ unsigned long long int start_stack;

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__extension__ long long int signal;

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int reserved;

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__extension__ union

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{

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struct user_regs_struct* u_ar0;

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__extension__ unsigned long long int __u_ar0_word;

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};

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__extension__ union

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{

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struct user_fpregs_struct* u_fpstate;

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__extension__ unsigned long long int __u_fpstate_word;

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};

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__extension__ unsigned long long int magic;

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char u_comm [32];

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__extension__ unsigned long long int u_debugreg [8];

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};

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#else

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/* These are the 32-bit x86 structures. */

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struct user_fpregs_struct

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{

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long int cwd;

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long int swd;

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long int twd;

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long int fip;

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long int fcs;

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long int foo;

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long int fos;

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long int st_space [20];

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};

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struct user_fpxregs_struct

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{

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unsigned short int cwd;

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unsigned short int swd;

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unsigned short int twd;

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unsigned short int fop;

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long int fip;

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long int fcs;

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long int foo;

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long int fos;

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long int mxcsr;

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long int reserved;

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long int st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */

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long int xmm_space[32]; /* 8*16 bytes for each XMM-reg = 128 bytes */

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long int padding[56];

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};

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struct user_regs_struct

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{

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long int ebx;

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long int ecx;

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long int edx;

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long int esi;

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long int edi;

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long int ebp;

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long int eax;

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long int xds;

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long int xes;

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long int xfs;

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long int xgs;

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long int orig_eax;

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long int eip;

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long int xcs;

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long int eflags;

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long int esp;

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long int xss;

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};

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struct user

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{

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struct user_regs_struct regs;

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int u_fpvalid;

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struct user_fpregs_struct i387;

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unsigned long int u_tsize;

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unsigned long int u_dsize;

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unsigned long int u_ssize;

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unsigned long int start_code;

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unsigned long int start_stack;

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long int signal;

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int reserved;

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struct user_regs_struct* u_ar0;

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struct user_fpregs_struct* u_fpstate;

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unsigned long int magic;

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char u_comm [32];

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int u_debugreg [8];

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};

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#endif /* __x86_64__ */

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#define PAGE_SHIFT 12

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#define PAGE_SIZE (1UL << PAGE_SHIFT)

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#define PAGE_MASK (~(PAGE_SIZE-1))

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#define NBPG PAGE_SIZE

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#define UPAGES 1

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#define HOST_TEXT_START_ADDR (u.start_code)

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#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG)

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#endif /* _SYS_USER_H */

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