* predict.c (estimate_probability): Fix LOOP_EXIT heuristic.

From-SVN: r48010

* predict.c (estimate_probability): Fix LOOP_EXIT heuristic.
From-SVN: r48010
27b2c32e · Jan Hubicka · Jan Hubicka · 29655d3d · 27b2c32e · 27b2c32e
Commit 27b2c32e authored Dec 14, 2001 by Jan Hubicka Committed by Jan Hubicka Dec 14, 2001
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gcc/ChangeLog
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gcc/predict.c
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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+Fri Dec 14 22:14:44 CET 2001  Jan Hubicka  <jh@suse.cz>
+
+	* predict.c (estimate_probability): Fix LOOP_EXIT heuristic.
+
 2001-12-14  Zack Weinberg  <zack@codesourcery.com>

 	* combine.c (record_dead_and_set_regs): Use

--- a/gcc/predict.c
+++ b/gcc/predict.c
@@ -358,7 +358,7 @@ estimate_probability (loops_info)
 	         successors.  */
 	      if (!header_found)
 		for (e = BASIC_BLOCK(j)->succ; e; e = e->succ_next)
-		  if (e->dest->index <= 0
+		  if (e->dest->index < 0
 		      || !TEST_BIT (loop->nodes, e->dest->index))
 		    predict_edge (e, PRED_LOOP_EXIT,
 				  (REG_BR_PROB_BASE