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splitnets: Slightly improve efficiency by avoiding some unnecessary lookups
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2139a5c21a
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@ -61,20 +61,24 @@ struct SplitnetsWorker
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new_wire->port_output = wire->port_output;
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new_wire->start_offset = wire->start_offset + offset;
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if (wire->attributes.count(ID::src))
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new_wire->attributes[ID::src] = wire->attributes.at(ID::src);
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auto it = wire->attributes.find(ID::src);
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if (it != wire->attributes.end())
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new_wire->attributes.emplace(ID::src, it->second);
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if (wire->attributes.count(ID::hdlname))
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new_wire->attributes[ID::hdlname] = wire->attributes.at(ID::hdlname);
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it = wire->attributes.find(ID::hdlname);
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if (it != wire->attributes.end())
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new_wire->attributes.emplace(ID::hdlname, it->second);
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if (wire->attributes.count(ID::keep))
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new_wire->attributes[ID::keep] = wire->attributes.at(ID::keep);
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it = wire->attributes.find(ID::keep);
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if (it != wire->attributes.end())
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new_wire->attributes.emplace(ID::keep, it->second);
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if (wire->attributes.count(ID::init)) {
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Const old_init = wire->attributes.at(ID::init), new_init;
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it = wire->attributes.find(ID::init);
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if (it != wire->attributes.end()) {
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Const old_init = it->second, new_init;
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for (int i = offset; i < offset+width; i++)
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new_init.bits.push_back(i < GetSize(old_init) ? old_init.bits.at(i) : State::Sx);
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new_wire->attributes[ID::init] = new_init;
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new_wire->attributes.emplace(ID::init, new_init);
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}
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std::vector<RTLIL::SigBit> sigvec = RTLIL::SigSpec(new_wire).to_sigbit_vector();
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