about summary refs log tree commit diff
path: root/arch/x32/bits/user.h
blob: a6edcd1a3492b700259b6b9894d553b1e8f4a5ae (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
#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)