memset(TruncStoreActions, 0, sizeof(TruncStoreActions));
memset(IndexedModeActions, 0, sizeof(IndexedModeActions));
memset(CondCodeActions, 0, sizeof(CondCodeActions));
- memset(RegClassForVT, 0,MVT::LAST_VALUETYPE*sizeof(TargetRegisterClass*));
- memset(TargetDAGCombineArray, 0, array_lengthof(TargetDAGCombineArray));
+ std::fill(std::begin(RegClassForVT), std::end(RegClassForVT), nullptr);
+ std::fill(std::begin(TargetDAGCombineArray),
+ std::end(TargetDAGCombineArray), 0);
// Set default actions for various operations.
for (MVT VT : MVT::all_valuetypes()) {