asm.h 792 B

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  1. #ifndef _ASM_X86_ASM_H
  2. #define _ASM_X86_ASM_H
  3. #ifdef __ASSEMBLY__
  4. # define __ASM_FORM(x) x
  5. #else
  6. # define __ASM_FORM(x) " " #x " "
  7. #endif
  8. #ifdef CONFIG_X86_32
  9. # define __ASM_SEL(a,b) __ASM_FORM(a)
  10. #else
  11. # define __ASM_SEL(a,b) __ASM_FORM(b)
  12. #endif
  13. #define __ASM_SIZE(inst) __ASM_SEL(inst##l, inst##q)
  14. #define _ASM_PTR __ASM_SEL(.long, .quad)
  15. #define _ASM_ALIGN __ASM_SEL(.balign 4, .balign 8)
  16. #define _ASM_MOV_UL __ASM_SIZE(mov)
  17. #define _ASM_INC __ASM_SIZE(inc)
  18. #define _ASM_DEC __ASM_SIZE(dec)
  19. #define _ASM_ADD __ASM_SIZE(add)
  20. #define _ASM_SUB __ASM_SIZE(sub)
  21. #define _ASM_XADD __ASM_SIZE(xadd)
  22. /* Exception table entry */
  23. # define _ASM_EXTABLE(from,to) \
  24. " .section __ex_table,\"a\"\n" \
  25. _ASM_ALIGN "\n" \
  26. _ASM_PTR #from "," #to "\n" \
  27. " .previous\n"
  28. #endif /* _ASM_X86_ASM_H */