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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "private/qdeclarativecompiler_p.h"
+#include "qdeclarativeengine.h"
+#include "qdeclarativecomponent.h"
+#include "private/qdeclarativecomponent_p.h"
+#include "qdeclarativecontext.h"
+#include "private/qdeclarativecontext_p.h"
+
+#include <QtCore/qdebug.h>
+
+#include <private/qobject_p.h>
+
+QT_BEGIN_NAMESPACE
+
+int QDeclarativeCompiledData::pack(const char *data, size_t size)
+{
+ const char *p = packData.constData();
+ unsigned int ps = packData.size();
+
+ for (unsigned int ii = 0; (ii + size) <= ps; ii += sizeof(int)) {
+ if (0 == ::memcmp(p + ii, data, size))
+ return ii;
+ }
+
+ int rv = packData.size();
+ packData.append(data, size);
+ return rv;
+}
+
+int QDeclarativeCompiledData::indexForString(const QString &data)
+{
+ int idx = primitives.indexOf(data);
+ if (idx == -1) {
+ idx = primitives.count();
+ primitives << data;
+ }
+ return idx;
+}
+
+int QDeclarativeCompiledData::indexForByteArray(const QByteArray &data)
+{
+ int idx = datas.indexOf(data);
+ if (idx == -1) {
+ idx = datas.count();
+ datas << data;
+ }
+ return idx;
+}
+
+int QDeclarativeCompiledData::indexForUrl(const QUrl &data)
+{
+ int idx = urls.indexOf(data);
+ if (idx == -1) {
+ idx = urls.count();
+ urls << data;
+ }
+ return idx;
+}
+
+int QDeclarativeCompiledData::indexForFloat(float *data, int count)
+{
+ Q_ASSERT(count > 0);
+
+ for (int ii = 0; ii <= floatData.count() - count; ++ii) {
+ bool found = true;
+ for (int jj = 0; jj < count; ++jj) {
+ if (floatData.at(ii + jj) != data[jj]) {
+ found = false;
+ break;
+ }
+ }
+
+ if (found)
+ return ii;
+ }
+
+ int idx = floatData.count();
+ for (int ii = 0; ii < count; ++ii)
+ floatData << data[ii];
+
+ return idx;
+}
+
+int QDeclarativeCompiledData::indexForInt(int *data, int count)
+{
+ Q_ASSERT(count > 0);
+
+ for (int ii = 0; ii <= intData.count() - count; ++ii) {
+ bool found = true;
+ for (int jj = 0; jj < count; ++jj) {
+ if (intData.at(ii + jj) != data[jj]) {
+ found = false;
+ break;
+ }
+ }
+
+ if (found)
+ return ii;
+ }
+
+ int idx = intData.count();
+ for (int ii = 0; ii < count; ++ii)
+ intData << data[ii];
+
+ return idx;
+}
+
+int QDeclarativeCompiledData::indexForLocation(const QDeclarativeParser::Location &l)
+{
+ // ### FIXME
+ int rv = locations.count();
+ locations << l;
+ return rv;
+}
+
+int QDeclarativeCompiledData::indexForLocation(const QDeclarativeParser::LocationSpan &l)
+{
+ // ### FIXME
+ int rv = locations.count();
+ locations << l.start << l.end;
+ return rv;
+}
+
+QDeclarativeCompiledData::QDeclarativeCompiledData(QDeclarativeEngine *engine)
+: QDeclarativeCleanup(engine), importCache(0), root(0), rootPropertyCache(0)
+{
+}
+
+QDeclarativeCompiledData::~QDeclarativeCompiledData()
+{
+ for (int ii = 0; ii < types.count(); ++ii) {
+ if (types.at(ii).component)
+ types.at(ii).component->release();
+ if (types.at(ii).typePropertyCache)
+ types.at(ii).typePropertyCache->release();
+ }
+
+ for (int ii = 0; ii < propertyCaches.count(); ++ii)
+ propertyCaches.at(ii)->release();
+
+ for (int ii = 0; ii < contextCaches.count(); ++ii)
+ contextCaches.at(ii)->release();
+
+ if (importCache)
+ importCache->release();
+
+ if (rootPropertyCache)
+ rootPropertyCache->release();
+
+ qDeleteAll(cachedPrograms);
+ qDeleteAll(cachedClosures);
+}
+
+void QDeclarativeCompiledData::clear()
+{
+ qDeleteAll(cachedPrograms);
+ qDeleteAll(cachedClosures);
+ for (int ii = 0; ii < cachedClosures.count(); ++ii)
+ cachedClosures[ii] = 0;
+ for (int ii = 0; ii < cachedPrograms.count(); ++ii)
+ cachedPrograms[ii] = 0;
+}
+
+const QMetaObject *QDeclarativeCompiledData::TypeReference::metaObject() const
+{
+ if (type) {
+ return type->metaObject();
+ } else {
+ Q_ASSERT(component);
+ return component->root;
+ }
+}
+
+/*!
+Returns the property cache, if one alread exists. The cache is not referenced.
+*/
+QDeclarativePropertyCache *QDeclarativeCompiledData::TypeReference::propertyCache() const
+{
+ if (type)
+ return typePropertyCache;
+ else
+ return component->rootPropertyCache;
+}
+
+/*!
+Returns the property cache, creating one if it doesn't already exist. The cache is not referenced.
+*/
+QDeclarativePropertyCache *QDeclarativeCompiledData::TypeReference::createPropertyCache(QDeclarativeEngine *engine)
+{
+ if (typePropertyCache) {
+ return typePropertyCache;
+ } else if (type) {
+ typePropertyCache = QDeclarativeEnginePrivate::get(engine)->cache(type->metaObject());
+ typePropertyCache->addref();
+ return typePropertyCache;
+ } else {
+ return component->rootPropertyCache;
+ }
+}
+
+
+void QDeclarativeCompiledData::dumpInstructions()
+{
+ if (!name.isEmpty())
+ qWarning() << name;
+ qWarning().nospace() << "Index\tLine\tOperation\t\tData1\tData2\tData3\tComments";
+ qWarning().nospace() << "-------------------------------------------------------------------------------";
+ for (int ii = 0; ii < bytecode.count(); ++ii) {
+ dump(&bytecode[ii], ii);
+ }
+ qWarning().nospace() << "-------------------------------------------------------------------------------";
+}
+
+
+QT_END_NAMESPACE