Mercurial > hg > truffle

changeset 15611:9129a2237dd8

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
clean up frame states during FrameStateAssignmentPhase
author Lukas Stadler <lukas.stadler@oracle.com>
date Tue, 13 May 2014 16:16:05 +0200
parents c44cf62d1c97
children 25ccd455f751
files graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/FrameStateAssignmentPhase.java
diffstat 1 files changed, 1 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/FrameStateAssignmentPhase.java	Tue May 13 14:45:57 2014 +0200
+++ b/graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/FrameStateAssignmentPhase.java	Tue May 13 16:16:05 2014 +0200
@@ -109,6 +109,7 @@
         if (graph.getGuardsStage().ordinal() < GuardsStage.AFTER_FSA.ordinal()) {
             ReentrantNodeIterator.apply(new FrameStateAssignmentClosure(), graph.start(), null);
             graph.setGuardsStage(GuardsStage.AFTER_FSA);
+            graph.getNodes(FrameState.class).filter(state -> state.usages().isEmpty()).forEach(GraphUtil::killWithUnusedFloatingInputs);
         }
     }