Mercurial > hg > graal-compiler
changeset 9475:6f84aacfdf3c
Infer stamp for LoadIndexedNode, so that we have more precise type information for the result of the array load. This is important when the array is a originally a phi function (whithout any type information) and the phi function gets eliminated later on.
author | Christian Wimmer <christian.wimmer@oracle.com> |
---|---|
date | Wed, 01 May 2013 09:11:13 -0700 |
parents | 85f83b7b3616 |
children | deb3189e834d |
files | graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/LoadIndexedNode.java |
diffstat | 1 files changed, 5 insertions(+), 0 deletions(-) [+] |
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--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/LoadIndexedNode.java Wed May 01 09:09:33 2013 -0700 +++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/LoadIndexedNode.java Wed May 01 09:11:13 2013 -0700 @@ -53,6 +53,11 @@ } @Override + public boolean inferStamp() { + return updateStamp(createStamp(array(), elementKind())); + } + + @Override public void virtualize(VirtualizerTool tool) { State arrayState = tool.getObjectState(array()); if (arrayState != null && arrayState.getState() == EscapeState.Virtual) {