Mercurial > hg > truffle
changeset 11399:c8a9914b36e8
Use an EPSILON where 1. / EPSILON is finite.
author | Roland Schatz <roland.schatz@oracle.com> |
---|---|
date | Fri, 23 Aug 2013 14:03:09 +0200 |
parents | 8747d6af5b58 |
children | 37446655527c |
files | graal/com.oracle.graal.phases/src/com/oracle/graal/phases/graph/ComputeProbabilityClosure.java |
diffstat | 1 files changed, 4 insertions(+), 1 deletions(-) [+] |
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--- a/graal/com.oracle.graal.phases/src/com/oracle/graal/phases/graph/ComputeProbabilityClosure.java Thu Aug 22 20:05:34 2013 +0200 +++ b/graal/com.oracle.graal.phases/src/com/oracle/graal/phases/graph/ComputeProbabilityClosure.java Fri Aug 23 14:03:09 2013 +0200 @@ -48,7 +48,7 @@ */ public class ComputeProbabilityClosure { - private static final double EPSILON = Math.nextUp(0); + private static final double EPSILON = Double.MIN_NORMAL; private final StructuredGraph graph; private final NodesToDoubles nodeProbabilities; @@ -237,6 +237,7 @@ return false; } probability *= loopFrequency; + assert probability >= 0; } } for (Probability other : withStates) { @@ -248,9 +249,11 @@ return false; } prob *= loopFrequency; + assert prob >= 0; } } probability += prob; + assert probability >= 0; } loops = intersection; mergeLoops.put(merge, new HashSet<>(intersection));