- // First domain available in mask.
- unsigned firstDomain() const {
- return CountTrailingZeros_32(Mask);
+ // Restrict to a single domain available.
+ void setSingleDomain(unsigned domain) {
+ AvailableDomains = 1u << domain;
+ }
+
+ // Return bitmask of domains that are available and in mask.
+ unsigned getCommonDomains(unsigned mask) const {
+ return AvailableDomains & mask;
+ }
+
+ // First domain available.
+ unsigned getFirstDomain() const {
+ return CountTrailingZeros_32(AvailableDomains);