ALWAYS_INLINE static void operationPutByValInternal(TiExcState* exec, EncodedTiValue encodedBase, EncodedTiValue encodedProperty, EncodedTiValue encodedValue)
{
    TiGlobalData* globalData = &exec->globalData();

    TiValue baseValue = TiValue::decode(encodedBase);
    TiValue property = TiValue::decode(encodedProperty);
    TiValue value = TiValue::decode(encodedValue);

    if (LIKELY(property.isUInt32())) {
        uint32_t i = property.asUInt32();

        if (isTiArray(globalData, baseValue)) {
            TiArray* jsArray = asArray(baseValue);
            if (jsArray->canSetIndex(i)) {
                jsArray->setIndex(*globalData, i, value);
                return;
            }

            jsArray->TiArray::put(exec, i, value);
            return;
        }

        if (isTiArrayArray(globalData, baseValue) && asByteArray(baseValue)->canAccessIndex(i)) {
            TiArrayArray* jsByteArray = asByteArray(baseValue);
            // FIXME: the JITstub used to relink this to an optimized form!
            if (value.isInt32()) {
                jsByteArray->setIndex(i, value.asInt32());
                return;
            }

            double dValue = 0;
            if (value.getNumber(dValue)) {
                jsByteArray->setIndex(i, dValue);
                return;
            }
        }

        baseValue.put(exec, i, value);
        return;
    }

    // Don't put to an object if toString throws an exception.
    Identifier ident(exec, property.toString(exec));
    if (!globalData->exception) {
        PutPropertySlot slot(strict);
        baseValue.put(exec, ident, value, slot);
    }
}
Beispiel #2
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// Shared implementation used by test and exec.
bool RegExpObject::match(TiExcState* exec)
{
    RegExpConstructor* regExpConstructor = exec->lexicalGlobalObject()->regExpConstructor();
    UString input = exec->argument(0).toString(exec);
    TiGlobalData* globalData = &exec->globalData();
    if (!regExp()->global()) {
        int position;
        int length;
        regExpConstructor->performMatch(*globalData, d->regExp.get(), input, 0, position, length);
        return position >= 0;
    }

    TiValue jsLastIndex = getLastIndex();
    unsigned lastIndex;
    if (LIKELY(jsLastIndex.isUInt32())) {
        lastIndex = jsLastIndex.asUInt32();
        if (lastIndex > input.length()) {
            setLastIndex(0);
            return false;
        }
    } else {
        double doubleLastIndex = jsLastIndex.toInteger(exec);
        if (doubleLastIndex < 0 || doubleLastIndex > input.length()) {
            setLastIndex(0);
            return false;
        }
        lastIndex = static_cast<unsigned>(doubleLastIndex);
    }

    int position;
    int length = 0;
    regExpConstructor->performMatch(*globalData, d->regExp.get(), input, lastIndex, position, length);
    if (position < 0) {
        setLastIndex(0);
        return false;
    }

    setLastIndex(position + length);
    return true;
}
EncodedTiValue operationGetByVal(TiExcState* exec, EncodedTiValue encodedBase, EncodedTiValue encodedProperty)
{
    TiValue baseValue = TiValue::decode(encodedBase);
    TiValue property = TiValue::decode(encodedProperty);

    if (LIKELY(baseValue.isCell())) {
        TiCell* base = baseValue.asCell();

        if (property.isUInt32()) {
            TiGlobalData* globalData = &exec->globalData();
            uint32_t i = property.asUInt32();

            // FIXME: the JIT used to handle these in compiled code!
            if (isTiArray(globalData, base) && asArray(base)->canGetIndex(i))
                return TiValue::encode(asArray(base)->getIndex(i));

            // FIXME: the JITstub used to relink this to an optimized form!
            if (isTiString(globalData, base) && asString(base)->canGetIndex(i))
                return TiValue::encode(asString(base)->getIndex(exec, i));

            // FIXME: the JITstub used to relink this to an optimized form!
            if (isTiArrayArray(globalData, base) && asByteArray(base)->canAccessIndex(i))
                return TiValue::encode(asByteArray(base)->getIndex(exec, i));

            return TiValue::encode(baseValue.get(exec, i));
        }

        if (property.isString()) {
            Identifier propertyName(exec, asString(property)->value(exec));
            PropertySlot slot(base);
            if (base->fastGetOwnPropertySlot(exec, propertyName, slot))
                return TiValue::encode(slot.getValue(exec, propertyName));
        }
    }

    Identifier ident(exec, property.toString(exec));
    return TiValue::encode(baseValue.get(exec, ident));
}