#410: epoch: add function to bit-combine epoch category bits

DARMA-tasking · Jun 19, 2019 · e4a0709 · e4a0709
1 parent ef9a5a7
commit e4a0709
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diff --git a/src/vt/epoch/epoch_manip.h b/src/vt/epoch/epoch_manip.h
@@ -110,6 +110,11 @@ struct EpochManip {
   );
   static EpochType next(EpochType const& epoch);
 
+  /*
+   * Combine eEpochCategory elements
+   */
+  static eEpochCategory makeCat(eEpochCategory c1, eEpochCategory c2);
+
 private:
   static EpochType nextSlow(EpochType const& epoch);
   static EpochType nextFast(EpochType const& epoch);

diff --git a/src/vt/epoch/epoch_manip_make.h b/src/vt/epoch/epoch_manip_make.h
@@ -128,6 +128,14 @@ namespace vt { namespace epoch {
   return epoch + 1;
 }
 
+/*static*/ inline eEpochCategory EpochManip::makeCat(
+  eEpochCategory c1, eEpochCategory c2
+) {
+  using T = typename std::underlying_type<eEpochCategory>::type;
+  auto ret = static_cast<T>(c1) | static_cast<T>(c2);
+  return static_cast<eEpochCategory>(ret);
+}
+
 }} /* end namespace vt::epoch */
 
 #endif /*INCLUDED_EPOCH_EPOCH_MANIP_MAKE_H*/