Extract EESAVE fuse bit descriptor from AVR8 TDF

src/Targets/Microchip/AVR/AVR8/TargetDescription/TargetDescriptionFile.cpp

@@ -381,6 +381,10 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit::TargetDescription
         return this->getFuseBitsDescriptorByName("jtagen");
     }
 
+    std::optional<FuseBitsDescriptor> TargetDescriptionFile::getEesaveFuseBitsDescriptor() const {
+        return this->getFuseBitsDescriptorByName("eesave");
+    }
+
     void TargetDescriptionFile::loadSupportedPhysicalInterfaces() {
         auto interfaceNamesToInterfaces = std::map<std::string, PhysicalInterface>({
            {"updi", PhysicalInterface::UPDI},

src/Targets/Microchip/AVR/AVR8/TargetDescription/TargetDescriptionFile.hpp

@@ -127,6 +127,15 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit::TargetDescription
          */
         [[nodiscard]] std::optional<FuseBitsDescriptor> getJtagenFuseBitsDescriptor() const;
 
+        /**
+         * Constructs a FuseBitDescriptor for the "Preserve EEPROM" (EESAVE) fuse bit, with information extracted from
+         * the TDF.
+         *
+         * @return
+         *  std::nullopt if the EESAVE bit field could not be found in the TDF.
+         */
+        [[nodiscard]] std::optional<FuseBitsDescriptor> getEesaveFuseBitsDescriptor() const;
+
         /**
          * Returns a set of all supported physical interfaces for debugging.
          *