diff --git a/llvm/lib/Target/X86/X86TargetMachine.cpp b/llvm/lib/Target/X86/X86TargetMachine.cpp
--- a/llvm/lib/Target/X86/X86TargetMachine.cpp
+++ b/llvm/lib/Target/X86/X86TargetMachine.cpp
@@ -67,6 +67,7 @@
   initializeX86LowerAMXIntrinsicsLegacyPassPass(PR);
   initializeX86LowerAMXTypeLegacyPassPass(PR);
   initializeX86PreAMXConfigPassPass(PR);
+  initializeX86PreTileConfigPass(PR);
   initializeGlobalISel(PR);
   initializeWinEHStatePassPass(PR);
   initializeFixupBWInstPassPass(PR);