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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78354 91177308-0d34-0410-b5e6-96231b3b80d8
75 lines
1.8 KiB
C++
75 lines
1.8 KiB
C++
#ifndef LLVM_CODEGEN_PBQP_SOLUTION_H
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#define LLVM_CODEGEN_PBQP_SOLUTION_H
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#include "PBQPMath.h"
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namespace PBQP {
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class Solution {
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friend class SolverImplementation;
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private:
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std::vector<unsigned> selections;
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PBQPNum solutionCost;
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bool provedOptimal;
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unsigned r0Reductions, r1Reductions,
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r2Reductions, rNReductions;
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public:
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Solution() :
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solutionCost(0.0), provedOptimal(false),
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r0Reductions(0), r1Reductions(0), r2Reductions(0), rNReductions(0) {}
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Solution(unsigned length, bool assumeOptimal) :
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selections(length), solutionCost(0.0), provedOptimal(assumeOptimal),
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r0Reductions(0), r1Reductions(0), r2Reductions(0), rNReductions(0) {}
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void setProvedOptimal(bool provedOptimal) {
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this->provedOptimal = provedOptimal;
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}
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void setSelection(unsigned nodeID, unsigned selection) {
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selections[nodeID] = selection;
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}
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void setSolutionCost(PBQPNum solutionCost) {
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this->solutionCost = solutionCost;
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}
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void incR0Reductions() { ++r0Reductions; }
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void incR1Reductions() { ++r1Reductions; }
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void incR2Reductions() { ++r2Reductions; }
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void incRNReductions() { ++rNReductions; }
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unsigned numNodes() const { return selections.size(); }
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unsigned getSelection(unsigned nodeID) const {
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return selections[nodeID];
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}
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PBQPNum getCost() const { return solutionCost; }
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bool isProvedOptimal() const { return provedOptimal; }
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unsigned getR0Reductions() const { return r0Reductions; }
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unsigned getR1Reductions() const { return r1Reductions; }
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unsigned getR2Reductions() const { return r2Reductions; }
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unsigned getRNReductions() const { return rNReductions; }
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bool operator==(const Solution &other) const {
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return (selections == other.selections);
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}
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bool operator!=(const Solution &other) const {
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return !(*this == other);
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}
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};
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}
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#endif // LLVM_CODEGEN_PBQP_SOLUTION_H
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