ack/util/ego/cf/cf_loop.h

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1987-03-10 11:49:39 +00:00
/* $Header$ */
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/*
* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
* See the copyright notice in the ACK home directory, in the file "Copyright".
*/
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/* C O N T R O L F L O W
*
* L O O P D E T E C T I O N
*/
extern loop_detection(); /* (proc_p p)
* Detect all loops of procedure p.
* Every basic block of p is assigned
* a set of all loops it is part of.
* For every loop we record the number
* of blocks it contains, the loop entry
* block and its nesting level (0 = outer
* loop, 1 = loop within loop etc.).
*/