#undef __WORDSIZE

#define __WORDSIZE 64

typedef struct user_fpregs_struct

{

	uint16_t cwd, swd, ftw, fop;

	uint64_t rip, rdp;

	uint32_t mxcsr, mxcr_mask;

	uint32_t st_space[32], xmm_space[64], padding[24];

} elf_fpregset_t;

struct user_regs_struct

{

	unsigned long r15, r14, r13, r12, rbp, rbx, r11, r10, r9, r8;

	unsigned long rax, rcx, rdx, rsi, rdi, orig_rax, rip;

	unsigned long cs, eflags, rsp, ss, fs_base, gs_base, ds, es, fs, gs;

};

#define ELF_NGREG 27

typedef unsigned long long elf_greg_t, elf_gregset_t[ELF_NGREG];

struct user

{

	struct user_regs_struct		regs;

	int				u_fpvalid;

	struct user_fpregs_struct	i387;

	unsigned long			u_tsize;

	unsigned long			u_dsize;

	unsigned long			u_ssize;

	unsigned long			start_code;

	unsigned long			start_stack;

	long				signal;

	int				reserved;

	struct user_regs_struct		*u_ar0;

	struct user_fpregs_struct	*u_fpstate;

	unsigned long			magic;

	char				u_comm[32];

	unsigned long			u_debugreg[8];

};

#define PAGE_MASK		(~(PAGE_SIZE-1))

#define NBPG			PAGE_SIZE

#define UPAGES			1

#define HOST_TEXT_START_ADDR	(u.start_code)

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