ra_items.h 1.1 KB

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  1. /* $Id$ */
  2. /*
  3. * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
  4. * See the copyright notice in the ACK home directory, in the file "Copyright".
  5. */
  6. /* R E G I S T E R A L L O C A T I O N
  7. *
  8. * R A _ I T E M S . H
  9. */
  10. short item_type(line_p l);
  11. /* Determine the type of item (constant,local
  12. * variable etc.) accessed by l.
  13. */
  14. bool is_item(line_p l);
  15. /* See if l accesses an item
  16. */
  17. item_p item_of(offset off, item_p items[]);
  18. /* Determine the descriptor of the item
  19. * accessed by l; return 0 if not found
  20. */
  21. void fill_item(item_p item, line_p l);
  22. /* Compute the type and obj/off attributes
  23. * of the item accessed by l and put them
  24. * in the given item descriptor.
  25. */
  26. bool same_item(item_p a, item_p b);
  27. /* See if a and b are the same items.
  28. */
  29. void build_itemlist(proc_p p, item_p items[], int *nrinstr_out);
  30. /* Determine all items accessed by procedure p
  31. * and put them in the items lists. All items
  32. * of type T must be put in list items[T].
  33. * Also determine the number of instructions
  34. * of p.
  35. */