SystemInformation: Add CPU_FEATURE_FPU flag

Teach `DoesCPUSupportFeature` to check for a FPU.

SystemInformation.cxx

@@ -1968,6 +1968,11 @@ bool SystemInformationImplementation::DoesCPUSupportFeature(long int dwFeature)
       this->Features.ExtendedFeatures.PowerManagement.HasVoltageID)
     bHasFeature = true;
 
+  // Check for FPU support.
+  if (((dwFeature & SystemInformation::CPU_FEATURE_FPU) != 0) &&
+      this->Features.HasFPU)
+    bHasFeature = true;
+
   return bHasFeature;
 }
 

SystemInformation.hxx.in

@@ -50,6 +50,7 @@ public:
   static const long int CPU_FEATURE_TEMPSENSEDIODE = 1 << 20;
   static const long int CPU_FEATURE_FREQUENCYID = 1 << 21;
   static const long int CPU_FEATURE_VOLTAGEID_FREQUENCY = 1 << 22;
+  static const long int CPU_FEATURE_FPU = 1 << 23;
 
 public:
   SystemInformation();