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| author | Aaron Kennedy <aaron.kennedy@nokia.com> | 2009-12-02 02:35:38 (GMT) |
|---|---|---|
| committer | Aaron Kennedy <aaron.kennedy@nokia.com> | 2009-12-02 02:35:38 (GMT) |
| commit | cb70f2096cbc66e6e8b5324e0e9508c788144e7e (patch) | |
| tree | dd4f6f98e2b27d09f2b7c275e705b5a28e89d541 /src/declarative/qml/qmlcompiler.cpp | |
| parent | ec42d6843ca0937f338e5e2d7d3353134d143eb6 (diff) | |
| download | Qt-cb70f2096cbc66e6e8b5324e0e9508c788144e7e.zip Qt-cb70f2096cbc66e6e8b5324e0e9508c788144e7e.tar.gz Qt-cb70f2096cbc66e6e8b5324e0e9508c788144e7e.tar.bz2 | |
Cache binding closures
Diffstat (limited to 'src/declarative/qml/qmlcompiler.cpp')
| -rw-r--r-- | src/declarative/qml/qmlcompiler.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/declarative/qml/qmlcompiler.cpp b/src/declarative/qml/qmlcompiler.cpp index a4e14b2..a0e9418 100644 --- a/src/declarative/qml/qmlcompiler.cpp +++ b/src/declarative/qml/qmlcompiler.cpp @@ -2529,12 +2529,21 @@ bool QmlCompiler::completeComponentBuild() // Pre-rewrite the expression QString expression = binding.expression.asScript(); + + // ### Optimize + QmlRewrite::SharedBindingTester sharableTest; + bool isSharable = sharableTest.isSharable(expression); + QmlRewrite::RewriteBinding rewriteBinding; expression = rewriteBinding(expression); quint32 length = expression.length(); quint32 pc = output->programs.length(); + if (isSharable) + pc |= 0x80000000; + output->programs.append(0); + output->cachedValues.append(0); binding.compiledData = QByteArray((const char *)&pc, sizeof(quint32)) + QByteArray((const char *)&length, sizeof(quint32)) + |