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musl
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arch
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x86_64
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bits
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user.h

user.h 1.1 KB
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  1. #undef __WORDSIZE
    2. 

  2. #define __WORDSIZE 64
    3. 

  3. 

  4. typedef struct user_fpregs_struct
    5. 

  5. {
    6. 

  6. 	uint16_t cwd, swd, ftw, fop;
    7. 

  7. 	uint64_t rip, rdp;
    8. 

  8. 	uint32_t mxcsr, mxcs_mask;
    9. 

  9. 	uint32_t st_space[32], xmm_space[64], padding[24];
    10. 

  10. } elf_fpregset_t;
    11. 

  11. 

  12. struct user_regs_struct
    13. 

  13. {
    14. 

  14. 	unsigned long r15, r14, r13, r12, rbp, rbx, r11, r10, r9, r8;
    15. 

  15. 	unsigned long rax, rcx, rdx, rsi, rdi, orig_rax, rip;
    16. 

  16. 	unsigned long cs, eflags, rsp, ss, fs_base, gs_base, ds, es, fs, gs;
    17. 

  17. };
    18. 

  18. #define ELF_NGREG 27
    19. 

  19. typedef unsigned long long elf_greg_t, elf_gregset_t[ELF_NGREG];
    20. 

  20. 

  21. struct user
    22. 

  22. {
    23. 

  23. 	struct user_regs_struct		regs;
    24. 

  24. 	int				u_fpvalid;
    25. 

  25. 	struct user_fpregs_struct	i387;
    26. 

  26. 	unsigned long			u_tsize;
    27. 

  27. 	unsigned long			u_dsize;
    28. 

  28. 	unsigned long			u_ssize;
    29. 

  29. 	unsigned long			start_code;
    30. 

  30. 	unsigned long			start_stack;
    31. 

  31. 	long				signal;
    32. 

  32. 	int				reserved;
    33. 

  33. 	struct user_regs_struct		*u_ar0;
    34. 

  34. 	struct user_fpregs_struct	*u_fpstate;
    35. 

  35. 	unsigned long			magic;
    36. 

  36. 	char				u_comm[32];
    37. 

  37. 	unsigned long			u_debugreg[8];
    38. 

  38. };
    39. 

  39. 

  40. #define PAGE_MASK		(~(PAGE_SIZE-1))
    41. 

  41. #define NBPG			PAGE_SIZE
    42. 

  42. #define UPAGES			1
    43. 

  43. #define HOST_TEXT_START_ADDR	(u.start_code)
    44. 

  44. #define HOST_STACK_END_ADDR	(u.start_stack + u.u_ssize * NBPG)
    45.