diff --git a/llvm/utils/gn/secondary/llvm/lib/Target/X86/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/Target/X86/BUILD.gn
index 6184508627ae04..0c848f354f9d29 100644
--- a/llvm/utils/gn/secondary/llvm/lib/Target/X86/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/Target/X86/BUILD.gn
@@ -117,7 +117,6 @@ static_library("LLVMX86CodeGen") {
     "X86OptimizeLEAs.cpp",
     "X86PadShortFunction.cpp",
     "X86PartialReduction.cpp",
-    "X86PreAMXConfig.cpp",
     "X86PreTileConfig.cpp",
     "X86RegisterBankInfo.cpp",
     "X86RegisterInfo.cpp",