Index: source/Plugins/SymbolFile/NativePDB/PdbFPOProgramToDWARFExpression.cpp
===================================================================
--- source/Plugins/SymbolFile/NativePDB/PdbFPOProgramToDWARFExpression.cpp
+++ source/Plugins/SymbolFile/NativePDB/PdbFPOProgramToDWARFExpression.cpp
@@ -25,8 +25,14 @@
 
 static uint32_t ResolveLLDBRegisterNum(llvm::StringRef reg_name, llvm::Triple::ArchType arch_type) {
   // lookup register name to get lldb register number
+  llvm::codeview::CPUType Cpu;
+  if (arch_type == llvm::Triple::ArchType::aarch64) {
+    Cpu = llvm::codeview::CPUType::ARM64;
+  } else {
+    Cpu = llvm::codeview::CPUType::X64;
+  }
   llvm::ArrayRef<llvm::EnumEntry<uint16_t>> register_names =
-      llvm::codeview::getRegisterNames();
+      llvm::codeview::getRegisterNames(Cpu);
   auto it = llvm::find_if(
       register_names,
       [&reg_name](const llvm::EnumEntry<uint16_t> &register_entry) {