Tidy up #includes, deleting a bunch of unnecessary #includes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61715 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86.h b/lib/Target/X86/X86.h
index 0c2d3b3..135787b 100644
--- a/lib/Target/X86/X86.h
+++ b/lib/Target/X86/X86.h
@@ -15,8 +15,6 @@
 #ifndef TARGET_X86_H
 #define TARGET_X86_H
 
-#include <iosfwd>
-
 namespace llvm {
 
 class X86TargetMachine;
diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp
index cb12a9d..9170c24 100644
--- a/lib/Target/X86/X86InstrInfo.cpp
+++ b/lib/Target/X86/X86InstrInfo.cpp
@@ -18,6 +18,7 @@
 #include "X86MachineFunctionInfo.h"
 #include "X86Subtarget.h"
 #include "X86TargetMachine.h"
+#include "llvm/DerivedTypes.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/CodeGen/MachineConstantPool.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
@@ -1913,7 +1914,7 @@
 }
 
 static MachineInstr *FuseTwoAddrInst(MachineFunction &MF, unsigned Opcode,
-                                     const SmallVector<MachineOperand,4> &MOs,
+                                     const SmallVectorImpl<MachineOperand> &MOs,
                                  MachineInstr *MI, const TargetInstrInfo &TII) {
   // Create the base instruction with the memory operand as the first part.
   MachineInstr *NewMI = MF.CreateMachineInstr(TII.get(Opcode), true);
@@ -1939,7 +1940,7 @@
 
 static MachineInstr *FuseInst(MachineFunction &MF,
                               unsigned Opcode, unsigned OpNo,
-                              const SmallVector<MachineOperand,4> &MOs,
+                              const SmallVectorImpl<MachineOperand> &MOs,
                               MachineInstr *MI, const TargetInstrInfo &TII) {
   MachineInstr *NewMI = MF.CreateMachineInstr(TII.get(Opcode), true);
   MachineInstrBuilder MIB(NewMI);
@@ -1961,7 +1962,7 @@
 }
 
 static MachineInstr *MakeM0Inst(const TargetInstrInfo &TII, unsigned Opcode,
-                                const SmallVector<MachineOperand,4> &MOs,
+                                const SmallVectorImpl<MachineOperand> &MOs,
                                 MachineInstr *MI) {
   MachineFunction &MF = *MI->getParent()->getParent();
   MachineInstrBuilder MIB = BuildMI(MF, TII.get(Opcode));
@@ -1977,7 +1978,7 @@
 MachineInstr*
 X86InstrInfo::foldMemoryOperandImpl(MachineFunction &MF,
                                     MachineInstr *MI, unsigned i,
-                                    const SmallVector<MachineOperand,4> &MOs) const{
+                                    const SmallVectorImpl<MachineOperand> &MOs) const{
   const DenseMap<unsigned*, unsigned> *OpcodeTablePtr = NULL;
   bool isTwoAddrFold = false;
   unsigned NumOps = MI->getDesc().getNumOperands();
diff --git a/lib/Target/X86/X86InstrInfo.h b/lib/Target/X86/X86InstrInfo.h
index 21c9a1f..a75c5e6 100644
--- a/lib/Target/X86/X86InstrInfo.h
+++ b/lib/Target/X86/X86InstrInfo.h
@@ -17,7 +17,7 @@
 #include "llvm/Target/TargetInstrInfo.h"
 #include "X86.h"
 #include "X86RegisterInfo.h"
-#include "llvm/ADT/IndexedMap.h"
+#include "llvm/ADT/DenseMap.h"
 #include "llvm/Target/TargetRegisterInfo.h"
 
 namespace llvm {
@@ -447,7 +447,7 @@
   MachineInstr* foldMemoryOperandImpl(MachineFunction &MF,
                                       MachineInstr* MI,
                                       unsigned OpNum,
-                                      const SmallVector<MachineOperand,4> &MOs) const;
+                                      const SmallVectorImpl<MachineOperand> &MOs) const;
 };
 
 } // End llvm namespace
diff --git a/lib/Target/X86/X86RegisterInfo.h b/lib/Target/X86/X86RegisterInfo.h
index 25d7b07..b51a533 100644
--- a/lib/Target/X86/X86RegisterInfo.h
+++ b/lib/Target/X86/X86RegisterInfo.h
@@ -14,8 +14,6 @@
 #ifndef X86REGISTERINFO_H
 #define X86REGISTERINFO_H
 
-#include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/Target/TargetRegisterInfo.h"
 #include "X86GenRegisterInfo.h.inc"
 
diff --git a/lib/Target/X86/X86Subtarget.h b/lib/Target/X86/X86Subtarget.h
index 646a953..ded26e8 100644
--- a/lib/Target/X86/X86Subtarget.h
+++ b/lib/Target/X86/X86Subtarget.h
@@ -15,7 +15,6 @@
 #define X86SUBTARGET_H
 
 #include "llvm/Target/TargetSubtarget.h"
-
 #include <string>
 
 namespace llvm {