1 #undef __WORDSIZE
2 #define __WORDSIZE 64
3 
4 typedef struct user_fpregs_struct {
5 	uint16_t cwd, swd, ftw, fop;
6 	uint64_t rip, rdp;
7 	uint32_t mxcsr, mxcr_mask;
8 	uint32_t st_space[32], xmm_space[64], padding[24];
9 } elf_fpregset_t;
10 
11 struct user_regs_struct {
12 	unsigned long r15, r14, r13, r12, rbp, rbx, r11, r10, r9, r8;
13 	unsigned long rax, rcx, rdx, rsi, rdi, orig_rax, rip;
14 	unsigned long cs, eflags, rsp, ss, fs_base, gs_base, ds, es, fs, gs;
15 };
16 #define ELF_NGREG 27
17 typedef unsigned long long elf_greg_t, elf_gregset_t[ELF_NGREG];
18 
19 struct user {
20 	struct user_regs_struct		regs;
21 	int				u_fpvalid;
22 	struct user_fpregs_struct	i387;
23 	unsigned long			u_tsize;
24 	unsigned long			u_dsize;
25 	unsigned long			u_ssize;
26 	unsigned long			start_code;
27 	unsigned long			start_stack;
28 	long				signal;
29 	int				reserved;
30 	struct user_regs_struct		*u_ar0;
31 	struct user_fpregs_struct	*u_fpstate;
32 	unsigned long			magic;
33 	char				u_comm[32];
34 	unsigned long			u_debugreg[8];
35 };
36 
37 #define PAGE_MASK		(~(PAGESIZE-1))
38 #define NBPG			PAGESIZE
39 #define UPAGES			1
40 #define HOST_TEXT_START_ADDR	(u.start_code)
41 #define HOST_STACK_END_ADDR	(u.start_stack + u.u_ssize * NBPG)
42