sjunges
9 years ago
4 changed files with 11 additions and 130 deletions
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127src/storage/dft/DFTElements.cpp
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8src/storage/dft/elements/DFTBE.h
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5src/storage/dft/elements/DFTElement.h
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1src/storage/dft/elements/DFTVot.h
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#include <src/exceptions/NotImplementedException.h>
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#include <src/utility/macros.h>
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#include "DFTElements.h"
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#include "elements/DFTRestriction.h"
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namespace storm { |
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namespace storage { |
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template<typename ValueType> |
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bool DFTElement<ValueType>::checkDontCareAnymore(storm::storage::DFTState<ValueType>& state, DFTStateSpaceGenerationQueues<ValueType>& queues) const { |
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if (state.dontCare(mId)) { |
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return false; |
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} |
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// Check that no outgoing dependencies can be triggered anymore
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for (DFTDependencyPointer dependency : mOutgoingDependencies) { |
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if (state.isOperational(dependency->dependentEvent()->id()) && state.isOperational(dependency->triggerEvent()->id())) { |
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return false; |
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} |
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} |
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bool hasParentSpare = false; |
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// Check that no parent can fail anymore
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for(DFTGatePointer const& parent : mParents) { |
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if(state.isOperational(parent->id())) { |
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return false; |
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} |
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if (parent->isSpareGate()) { |
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hasParentSpare = true; |
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} |
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} |
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state.setDontCare(mId); |
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if (hasParentSpare && !state.isActive(mId)) { |
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// Activate child for consistency in failed spares
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state.activate(mId); |
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} |
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return true; |
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} |
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template<typename ValueType> |
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void DFTElement<ValueType>::extendSpareModule(std::set<size_t>& elementsInModule) const { |
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for(auto const& parent : mParents) { |
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if(elementsInModule.count(parent->id()) == 0 && !parent->isSpareGate()) { |
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elementsInModule.insert(parent->id()); |
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parent->extendSpareModule(elementsInModule); |
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} |
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} |
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} |
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template<typename ValueType> |
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std::vector<size_t> DFTElement<ValueType>::independentUnit() const { |
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std::vector<size_t> res; |
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res.push_back(this->id()); |
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// Extend for pdeps.
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return res; |
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} |
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template<typename ValueType> |
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void DFTElement<ValueType>::extendUnit(std::set<size_t>& unit) const { |
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unit.insert(mId); |
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} |
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template<typename ValueType> |
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std::vector<size_t> DFTElement<ValueType>::independentSubDft(bool blockParents) const { |
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//std::cout << "INDEPENDENT SUBTREE CALL " << this->id() << std::endl;
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std::vector<size_t> res; |
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res.push_back(this->id()); |
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return res; |
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} |
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template<typename ValueType> |
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void DFTElement<ValueType>::extendSubDft(std::set<size_t>& elemsInSubtree, std::vector<size_t> const& parentsOfSubRoot, bool blockParents) const { |
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if(elemsInSubtree.count(this->id()) > 0) return; |
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if(std::find(parentsOfSubRoot.begin(), parentsOfSubRoot.end(), mId) != parentsOfSubRoot.end()) { |
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// This is a parent of the suspected root, thus it is not a subdft.
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elemsInSubtree.clear(); |
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return; |
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} |
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elemsInSubtree.insert(mId); |
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for(auto const& parent : mParents) { |
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if(blockParents && std::find(parentsOfSubRoot.begin(), parentsOfSubRoot.end(), parent->id()) != parentsOfSubRoot.end()) { |
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continue; |
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} |
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parent->extendSubDft(elemsInSubtree, parentsOfSubRoot, blockParents); |
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if(elemsInSubtree.empty()) { |
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return; |
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} |
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} |
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for(auto const& dep : mOutgoingDependencies) { |
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dep->extendSubDft(elemsInSubtree, parentsOfSubRoot, blockParents); |
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if(elemsInSubtree.empty()) { |
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return; |
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} |
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} |
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for(auto const& restr : mRestrictions) { |
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restr->extendSubDft(elemsInSubtree, parentsOfSubRoot, blockParents); |
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if(elemsInSubtree.empty()) { |
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return; |
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} |
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} |
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} |
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template<typename ValueType> |
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bool DFTBE<ValueType>::checkDontCareAnymore(storm::storage::DFTState<ValueType>& state, DFTStateSpaceGenerationQueues<ValueType>& queues) const { |
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if(DFTElement<ValueType>::checkDontCareAnymore(state, queues)) { |
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state.beNoLongerFailable(this->mId); |
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return true; |
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} |
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return false; |
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} |
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// Explicitly instantiate the class.
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template class DFTBE<double>; |
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#ifdef STORM_HAVE_CARL
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template class DFTBE<RationalFunction>; |
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#endif
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} |
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} |
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