Mercurial > hg > graal-jvmci-8
changeset 18241:57511d7d5a10
Add utility to get the return stamp from a structured graph.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
---|---|
date | Tue, 01 Jul 2014 15:50:12 +0200 |
parents | b7b85f57a21a |
children | 4bfe1359d98a |
files | graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/StructuredGraph.java |
diffstat | 1 files changed, 15 insertions(+), 0 deletions(-) [+] |
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--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/StructuredGraph.java Tue Jul 01 15:43:48 2014 +0200 +++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/StructuredGraph.java Tue Jul 01 15:50:12 2014 +0200 @@ -109,6 +109,21 @@ this.entryBCI = entryBCI; } + public Stamp getReturnStamp() { + Stamp returnStamp = null; + for (ReturnNode returnNode : getNodes(ReturnNode.class)) { + ValueNode result = returnNode.result(); + if (result != null) { + if (returnStamp == null) { + returnStamp = result.stamp(); + } else { + returnStamp = returnStamp.meet(result.stamp()); + } + } + } + return returnStamp; + } + @Override public String toString() { StringBuilder buf = new StringBuilder(getClass().getSimpleName() + ":" + graphId);