diff --git a/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFObjectWriter.cpp b/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFObjectWriter.cpp
index 41d33d6d4860c..bc8bf3868fc33 100644
--- a/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFObjectWriter.cpp
+++ b/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFObjectWriter.cpp
@@ -7,7 +7,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "MCTargetDesc/X86FixupKinds.h"
-#include "MCTargetDesc/X86MCExpr.h"
 #include "MCTargetDesc/X86MCTargetDesc.h"
 #include "llvm/BinaryFormat/COFF.h"
 #include "llvm/MC/MCContext.h"
diff --git a/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFStreamer.cpp b/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFStreamer.cpp
index c0a6801c6111c..1ef10928c05d8 100644
--- a/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFStreamer.cpp
+++ b/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFStreamer.cpp
@@ -6,7 +6,6 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "MCTargetDesc/X86MCExpr.h"
 #include "X86MCTargetDesc.h"
 #include "X86TargetStreamer.h"
 #include "llvm/MC/MCAsmBackend.h"
diff --git a/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFTargetStreamer.cpp b/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFTargetStreamer.cpp
index 16e878d948cf4..9c442319c220f 100644
--- a/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFTargetStreamer.cpp
+++ b/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFTargetStreamer.cpp
@@ -6,7 +6,6 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "MCTargetDesc/X86MCExpr.h"
 #include "X86MCTargetDesc.h"
 #include "X86TargetStreamer.h"
 #include "llvm/DebugInfo/CodeView/CodeView.h"
diff --git a/llvm/lib/Target/X86/X86ArgumentStackSlotRebase.cpp b/llvm/lib/Target/X86/X86ArgumentStackSlotRebase.cpp
index 89a2146227bdd..ff13e1b36042e 100644
--- a/llvm/lib/Target/X86/X86ArgumentStackSlotRebase.cpp
+++ b/llvm/lib/Target/X86/X86ArgumentStackSlotRebase.cpp
@@ -26,7 +26,6 @@
 #include "llvm/CodeGen/TargetSubtargetInfo.h"
 #include "llvm/IR/Attributes.h"
 #include "llvm/IR/Function.h"
-#include "llvm/InitializePasses.h"
 #include "llvm/Pass.h"
 
 using namespace llvm;
diff --git a/llvm/lib/Target/X86/X86SuppressAPXForReloc.cpp b/llvm/lib/Target/X86/X86SuppressAPXForReloc.cpp
index 68b6ddeb0b15a..5851262c8e7b6 100644
--- a/llvm/lib/Target/X86/X86SuppressAPXForReloc.cpp
+++ b/llvm/lib/Target/X86/X86SuppressAPXForReloc.cpp
@@ -25,9 +25,7 @@
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/Passes.h"
 #include "llvm/CodeGen/TargetRegisterInfo.h"
-#include "llvm/InitializePasses.h"
 #include "llvm/Support/ErrorHandling.h"
-#include "llvm/Target/TargetMachine.h"
 
 using namespace llvm;
 
diff --git a/llvm/lib/Target/X86/X86TargetMachine.cpp b/llvm/lib/Target/X86/X86TargetMachine.cpp
index 9d98b391c3916..6c27b7211263f 100644
--- a/llvm/lib/Target/X86/X86TargetMachine.cpp
+++ b/llvm/lib/Target/X86/X86TargetMachine.cpp
@@ -27,7 +27,6 @@
 #include "llvm/CodeGen/GlobalISel/CallLowering.h"
 #include "llvm/CodeGen/GlobalISel/IRTranslator.h"
 #include "llvm/CodeGen/GlobalISel/InstructionSelect.h"
-#include "llvm/CodeGen/GlobalISel/InstructionSelector.h"
 #include "llvm/CodeGen/GlobalISel/Legalizer.h"
 #include "llvm/CodeGen/GlobalISel/RegBankSelect.h"
 #include "llvm/CodeGen/MIRParser/MIParser.h"