elf.h 3.3 KB

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  1. #ifndef _ASM_CRIS_ELF_H
  2. #define _ASM_CRIS_ELF_H
  3. #define ELF_CORE_EFLAGS EF_CRIS_VARIANT_V32
  4. /*
  5. * This is used to ensure we don't load something for the wrong architecture.
  6. */
  7. #define elf_check_arch(x) \
  8. ((x)->e_machine == EM_CRIS \
  9. && ((((x)->e_flags & EF_CRIS_VARIANT_MASK) == EF_CRIS_VARIANT_V32 \
  10. || (((x)->e_flags & EF_CRIS_VARIANT_MASK) == EF_CRIS_VARIANT_COMMON_V10_V32))))
  11. /* CRISv32 ELF register definitions. */
  12. #include <asm/ptrace.h>
  13. /* Explicitly zero out registers to increase determinism. */
  14. #define ELF_PLAT_INIT(_r, load_addr) do { \
  15. (_r)->r13 = 0; (_r)->r12 = 0; (_r)->r11 = 0; (_r)->r10 = 0; \
  16. (_r)->r9 = 0; (_r)->r8 = 0; (_r)->r7 = 0; (_r)->r6 = 0; \
  17. (_r)->r5 = 0; (_r)->r4 = 0; (_r)->r3 = 0; (_r)->r2 = 0; \
  18. (_r)->r1 = 0; (_r)->r0 = 0; (_r)->mof = 0; (_r)->srp = 0; \
  19. (_r)->acr = 0; \
  20. } while (0)
  21. /*
  22. * An executable for which elf_read_implies_exec() returns TRUE will
  23. * have the READ_IMPLIES_EXEC personality flag set automatically.
  24. */
  25. #define elf_read_implies_exec_binary(ex, have_pt_gnu_stack) (!(have_pt_gnu_stack))
  26. /*
  27. * This is basically a pt_regs with the additional definition
  28. * of the stack pointer since it's needed in a core dump.
  29. * pr_regs is a elf_gregset_t and should be filled according
  30. * to the layout of user_regs_struct.
  31. */
  32. #define ELF_CORE_COPY_REGS(pr_reg, regs) \
  33. pr_reg[0] = regs->r0; \
  34. pr_reg[1] = regs->r1; \
  35. pr_reg[2] = regs->r2; \
  36. pr_reg[3] = regs->r3; \
  37. pr_reg[4] = regs->r4; \
  38. pr_reg[5] = regs->r5; \
  39. pr_reg[6] = regs->r6; \
  40. pr_reg[7] = regs->r7; \
  41. pr_reg[8] = regs->r8; \
  42. pr_reg[9] = regs->r9; \
  43. pr_reg[10] = regs->r10; \
  44. pr_reg[11] = regs->r11; \
  45. pr_reg[12] = regs->r12; \
  46. pr_reg[13] = regs->r13; \
  47. pr_reg[14] = rdusp(); /* SP */ \
  48. pr_reg[15] = regs->acr; /* ACR */ \
  49. pr_reg[16] = 0; /* BZ */ \
  50. pr_reg[17] = rdvr(); /* VR */ \
  51. pr_reg[18] = 0; /* PID */ \
  52. pr_reg[19] = regs->srs; /* SRS */ \
  53. pr_reg[20] = 0; /* WZ */ \
  54. pr_reg[21] = regs->exs; /* EXS */ \
  55. pr_reg[22] = regs->eda; /* EDA */ \
  56. pr_reg[23] = regs->mof; /* MOF */ \
  57. pr_reg[24] = 0; /* DZ */ \
  58. pr_reg[25] = 0; /* EBP */ \
  59. pr_reg[26] = regs->erp; /* ERP */ \
  60. pr_reg[27] = regs->srp; /* SRP */ \
  61. pr_reg[28] = 0; /* NRP */ \
  62. pr_reg[29] = regs->ccs; /* CCS */ \
  63. pr_reg[30] = rdusp(); /* USP */ \
  64. pr_reg[31] = regs->spc; /* SPC */ \
  65. #endif /* _ASM_CRIS_ELF_H */