1 #undef __WORDSIZE
2 #define __WORDSIZE 32
3 
4 typedef struct user_fpregs_struct {
5 	long cwd, swd, twd, fip, fcs, foo, fos, st_space[20];
6 } elf_fpregset_t;
7 
8 typedef struct user_fpxregs_struct {
9 	unsigned short cwd, swd, twd, fop;
10 	long fip, fcs, foo, fos, mxcsr, reserved;
11 	long st_space[32], xmm_space[32], padding[56];
12 } elf_fpxregset_t;
13 
14 struct user_regs_struct {
15 	long ebx, ecx, edx, esi, edi, ebp, eax, xds, xes, xfs, xgs;
16 	long orig_eax, eip, xcs, eflags, esp, xss;
17 };
18 
19 #define ELF_NGREG 17
20 typedef unsigned long elf_greg_t, elf_gregset_t[ELF_NGREG];
21 
22 struct user {
23 	struct user_regs_struct		regs;
24 	int				u_fpvalid;
25 	struct user_fpregs_struct	i387;
26 	unsigned long			u_tsize;
27 	unsigned long			u_dsize;
28 	unsigned long			u_ssize;
29 	unsigned long			start_code;
30 	unsigned long			start_stack;
31 	long				signal;
32 	int				reserved;
33 	struct user_regs_struct		*u_ar0;
34 	struct user_fpregs_struct	*u_fpstate;
35 	unsigned long			magic;
36 	char				u_comm[32];
37 	int				u_debugreg[8];
38 };
39 
40 #define PAGE_MASK		(~(PAGESIZE-1))
41 #define NBPG			PAGESIZE
42 #define UPAGES			1
43 #define HOST_TEXT_START_ADDR	(u.start_code)
44 #define HOST_STACK_END_ADDR	(u.start_stack + u.u_ssize * NBPG)
45