Mercurial > hg > truffle
changeset 19351:78510d27786b
Ensure to also remove redundant PiNodes
author | Paul Woegerer <paul.woegerer@oracle.com> |
---|---|
date | Fri, 13 Feb 2015 11:54:02 +0100 |
parents | af4a778b3ce6 |
children | dd7d436a7e19 |
files | graal/com.oracle.graal.word/src/com/oracle/graal/word/phases/WordTypeRewriterPhase.java |
diffstat | 1 files changed, 12 insertions(+), 0 deletions(-) [+] |
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--- a/graal/com.oracle.graal.word/src/com/oracle/graal/word/phases/WordTypeRewriterPhase.java Fri Feb 13 11:39:05 2015 +0100 +++ b/graal/com.oracle.graal.word/src/com/oracle/graal/word/phases/WordTypeRewriterPhase.java Fri Feb 13 11:54:02 2015 +0100 @@ -113,6 +113,8 @@ protected void rewriteNode(StructuredGraph graph, Node node) { if (node instanceof CheckCastNode) { rewriteCheckCast(graph, (CheckCastNode) node); + } else if (node instanceof PiNode) { + rewritePi(graph, (PiNode) node); } else if (node instanceof LoadFieldNode) { rewriteLoadField(graph, (LoadFieldNode) node); } else if (node instanceof AccessIndexedNode) { @@ -133,6 +135,16 @@ } /** + * Remove casts between word types (which by now no longer have kind Object). + */ + protected void rewritePi(StructuredGraph graph, PiNode node) { + if (node.getKind() == wordKind) { + node.replaceAtUsages(node.object()); + graph.removeFloating(node); + } + } + + /** * Fold constant field reads, e.g. enum constants. */ protected void rewriteLoadField(StructuredGraph graph, LoadFieldNode node) {