diff --git a/src/llvm-project/llvm/lib/Target/PowerPC/PPCSubtarget.cpp b/src/llvm-project/llvm/lib/Target/PowerPC/PPCSubtarget.cpp
index d31195f..87ce32f 100644
--- a/src/llvm-project/llvm/lib/Target/PowerPC/PPCSubtarget.cpp
+++ b/src/llvm-project/llvm/lib/Target/PowerPC/PPCSubtarget.cpp
@@ -87,6 +87,8 @@
   HasP9Vector = false;
   HasP9Altivec = false;
   HasMMA = false;
+  HasROPProtect = false;
+  HasPrivileged = false;
   HasP10Vector = false;
   HasPrefixInstrs = false;
   HasPCRelativeMemops = false;
@@ -117,6 +119,7 @@
   HasICBT = false;
   HasInvariantFunctionDescriptors = false;
   HasPartwordAtomics = false;
+  HasQuadwordAtomics = false;
   HasDirectMove = false;
   HasHTM = false;
   HasFloat128 = false;
@@ -124,6 +127,7 @@
   HasStoreFusion = false;
   HasAddiLoadFusion = false;
   HasAddisLoadFusion = false;
+  IsISA2_07 = false;
   IsISA3_0 = false;
   IsISA3_1 = false;
   UseLongCalls = false;
@@ -181,9 +185,7 @@
   StackAlignment = getPlatformStackAlignment();
 
   // Determine endianness.
-  // FIXME: Part of the TargetMachine.
-  IsLittleEndian = (TargetTriple.getArch() == Triple::ppc64le ||
-                    TargetTriple.getArch() == Triple::ppcle);
+  IsLittleEndian = TM.isLittleEndian();
 }
 
 bool PPCSubtarget::enableMachineScheduler() const { return true; }