Mercurial > hg > graal-compiler
changeset 5446:fafab5f0507d
Fix findDuplicate for nodes with no inputs
author | Gilles Duboscq <duboscq@ssw.jku.at> |
---|---|
date | Fri, 25 May 2012 12:16:23 +0200 |
parents | 645534f5e4ab |
children | 78a6f682326f |
files | graal/com.oracle.graal.graph/src/com/oracle/graal/graph/Graph.java |
diffstat | 1 files changed, 13 insertions(+), 2 deletions(-) [+] |
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--- a/graal/com.oracle.graal.graph/src/com/oracle/graal/graph/Graph.java Thu May 24 16:22:26 2012 +0200 +++ b/graal/com.oracle.graal.graph/src/com/oracle/graal/graph/Graph.java Fri May 25 12:16:23 2012 +0200 @@ -209,11 +209,22 @@ return usage; } } - break; + return null; } } } - return null; + CacheEntry key = new CacheEntry(node); + Node cachedNode = cachedNodes.get(key); + if (cachedNode != null) { + if (!cachedNode.isAlive()) { + cachedNodes.remove(key); + return null; + } + return cachedNode != node ? cachedNode : null; + } else { + cachedNodes.put(key, node); + return null; + } } private static boolean checkValueNumberable(Node node) {