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| author | Simon Hausmann <simon.hausmann@nokia.com> | 2012-06-27 09:28:46 +0200 |
|---|---|---|
| committer | Simon Hausmann <simon.hausmann@nokia.com> | 2012-06-27 09:28:46 +0200 |
| commit | 6668b07fcd51f86be243b9e08e667224e30c0cf8 (patch) | |
| tree | 64f466e09b68a77ae1156c0d35cd5b95e18a34ca /Source/JavaScriptCore/dfg/DFGCSEPhase.cpp | |
| parent | e7923d9de38974f0c6fb7646c898a6ea618261e8 (diff) | |
| download | qtwebkit-6668b07fcd51f86be243b9e08e667224e30c0cf8.tar.gz | |
Imported WebKit commit 26cd9bd8ab0471ffe987c9b60368f63dc0f1f31b (http://svn.webkit.org/repository/webkit/trunk@121325)
New snapshot with more Windows build fixes
Diffstat (limited to 'Source/JavaScriptCore/dfg/DFGCSEPhase.cpp')
| -rw-r--r-- | Source/JavaScriptCore/dfg/DFGCSEPhase.cpp | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/Source/JavaScriptCore/dfg/DFGCSEPhase.cpp b/Source/JavaScriptCore/dfg/DFGCSEPhase.cpp index a362e6e97..be0012f56 100644 --- a/Source/JavaScriptCore/dfg/DFGCSEPhase.cpp +++ b/Source/JavaScriptCore/dfg/DFGCSEPhase.cpp @@ -1080,10 +1080,15 @@ private: break; case PutByVal: - if (m_graph.byValIsPure(node) - && !m_graph[node.child1()].shouldSpeculateArguments() - && getByValLoadElimination(node.child1().index(), node.child2().index()) != NoNode) + if (isActionableMutableArraySpeculation(m_graph[node.child1()].prediction()) + && m_graph[node.child2()].shouldSpeculateInteger() + && !m_graph[node.child1()].shouldSpeculateArguments()) { + NodeIndex nodeIndex = getByValLoadElimination( + node.child1().index(), node.child2().index()); + if (nodeIndex == NoNode) + break; node.setOp(PutByValAlias); + } break; case CheckStructure: |