sr_cand.h 587 B

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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. /* S T R E N G T H R E D U C T I O N
  7. *
  8. * S R _ C A N D . H
  9. */
  10. extern candidates(); /* (loop_p lp; lset *iv_cand, *vars)
  11. * Find candidate induction variables,
  12. * i.e. local variables that are assigned
  13. * a value precisely once within the loop,
  14. * within a strong block. Also find the
  15. * local variables that are changed within
  16. * the loop, but that are not a candidate.
  17. */