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#include <alignment/tuples/TupleMask.h>
#include <pbdata/Types.h>
#include <alignment/tuples/BaseTuple.hpp>
#include <alignment/tuples/TupleMetrics.hpp>
#include <cstdint>
TupleData BaseTuple::HashPowerOfFour(int nBits, TupleMetrics &tm)
{
//
// When the hash can fit inside the entire tuple, just return the
// tuple.
//
if (tm.tupleSize > nBits) {
return tuple;
} else {
return ((tuple & TupleMask[nBits]) + (tuple % 1063)) % (1 << (nBits * 2));
}
}
bool BaseTuple::operator<(const BaseTuple &rhs) const { return tuple < rhs.tuple; }
bool BaseTuple::operator==(const BaseTuple &rhs) const { return tuple == rhs.tuple; }
bool BaseTuple::operator!=(const BaseTuple &rhs) const { return tuple != rhs.tuple; }
BaseTuple &BaseTuple::ShiftLeft(TupleMetrics &tm, int shift)
{
tuple = tuple << shift;
tuple = tuple & tm.tupleMask;
return *this;
}
BaseTuple &BaseTuple::ShiftRight(int shift)
{
tuple = tuple >> shift;
return *this;
}
BaseTuple &BaseTuple::Append(TupleData val, TupleMetrics &tm, int nBits)
{
tuple = tuple << nBits;
tuple = tuple & tm.tupleMask;
tuple = tuple + val;
return *this;
}
BaseTuple::operator TupleData() const { return tuple; }
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