xref: /aosp_15_r20/external/musl/arch/i386/bits/user.h (revision c9945492fdd68bbe62686c5b452b4dc1be3f8453)
1*c9945492SAndroid Build Coastguard Worker #undef __WORDSIZE
2*c9945492SAndroid Build Coastguard Worker #define __WORDSIZE 32
3*c9945492SAndroid Build Coastguard Worker 
4*c9945492SAndroid Build Coastguard Worker typedef struct user_fpregs_struct {
5*c9945492SAndroid Build Coastguard Worker 	long cwd, swd, twd, fip, fcs, foo, fos, st_space[20];
6*c9945492SAndroid Build Coastguard Worker } elf_fpregset_t;
7*c9945492SAndroid Build Coastguard Worker 
8*c9945492SAndroid Build Coastguard Worker typedef struct user_fpxregs_struct {
9*c9945492SAndroid Build Coastguard Worker 	unsigned short cwd, swd, twd, fop;
10*c9945492SAndroid Build Coastguard Worker 	long fip, fcs, foo, fos, mxcsr, reserved;
11*c9945492SAndroid Build Coastguard Worker 	long st_space[32], xmm_space[32], padding[56];
12*c9945492SAndroid Build Coastguard Worker } elf_fpxregset_t;
13*c9945492SAndroid Build Coastguard Worker 
14*c9945492SAndroid Build Coastguard Worker struct user_regs_struct {
15*c9945492SAndroid Build Coastguard Worker 	long ebx, ecx, edx, esi, edi, ebp, eax, xds, xes, xfs, xgs;
16*c9945492SAndroid Build Coastguard Worker 	long orig_eax, eip, xcs, eflags, esp, xss;
17*c9945492SAndroid Build Coastguard Worker };
18*c9945492SAndroid Build Coastguard Worker 
19*c9945492SAndroid Build Coastguard Worker #define ELF_NGREG 17
20*c9945492SAndroid Build Coastguard Worker typedef unsigned long elf_greg_t, elf_gregset_t[ELF_NGREG];
21*c9945492SAndroid Build Coastguard Worker 
22*c9945492SAndroid Build Coastguard Worker struct user {
23*c9945492SAndroid Build Coastguard Worker 	struct user_regs_struct		regs;
24*c9945492SAndroid Build Coastguard Worker 	int				u_fpvalid;
25*c9945492SAndroid Build Coastguard Worker 	struct user_fpregs_struct	i387;
26*c9945492SAndroid Build Coastguard Worker 	unsigned long			u_tsize;
27*c9945492SAndroid Build Coastguard Worker 	unsigned long			u_dsize;
28*c9945492SAndroid Build Coastguard Worker 	unsigned long			u_ssize;
29*c9945492SAndroid Build Coastguard Worker 	unsigned long			start_code;
30*c9945492SAndroid Build Coastguard Worker 	unsigned long			start_stack;
31*c9945492SAndroid Build Coastguard Worker 	long				signal;
32*c9945492SAndroid Build Coastguard Worker 	int				reserved;
33*c9945492SAndroid Build Coastguard Worker 	struct user_regs_struct		*u_ar0;
34*c9945492SAndroid Build Coastguard Worker 	struct user_fpregs_struct	*u_fpstate;
35*c9945492SAndroid Build Coastguard Worker 	unsigned long			magic;
36*c9945492SAndroid Build Coastguard Worker 	char				u_comm[32];
37*c9945492SAndroid Build Coastguard Worker 	int				u_debugreg[8];
38*c9945492SAndroid Build Coastguard Worker };
39*c9945492SAndroid Build Coastguard Worker 
40*c9945492SAndroid Build Coastguard Worker #define PAGE_MASK		(~(PAGESIZE-1))
41*c9945492SAndroid Build Coastguard Worker #define NBPG			PAGESIZE
42*c9945492SAndroid Build Coastguard Worker #define UPAGES			1
43*c9945492SAndroid Build Coastguard Worker #define HOST_TEXT_START_ADDR	(u.start_code)
44*c9945492SAndroid Build Coastguard Worker #define HOST_STACK_END_ADDR	(u.start_stack + u.u_ssize * NBPG)
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