/// with other intervals.
BitVector JoinedLIs;
+ /// SubRegIdxes - Keep track of sub-register and sub-indexes.
+ ///
+ std::vector<std::pair<unsigned, unsigned> > SubRegIdxes;
+
public:
static char ID; // Pass identifcation, replacement for typeid
SimpleRegisterCoalescing() : MachineFunctionPass((intptr_t)&ID) {}