diff --git a/llvm/lib/ExecutionEngine/ExecutionEngine.cpp b/llvm/lib/ExecutionEngine/ExecutionEngine.cpp
index 8e30a93..05987f2 100644
--- a/llvm/lib/ExecutionEngine/ExecutionEngine.cpp
+++ b/llvm/lib/ExecutionEngine/ExecutionEngine.cpp
@@ -17,7 +17,6 @@
 
 #include "llvm/Constants.h"
 #include "llvm/DerivedTypes.h"
-#include "llvm/Instructions.h"
 #include "llvm/Module.h"
 #include "llvm/ExecutionEngine/GenericValue.h"
 #include "llvm/ADT/SmallString.h"
@@ -268,7 +267,7 @@
 void *ArgvArray::reset(LLVMContext &C, ExecutionEngine *EE,
                        const std::vector<std::string> &InputArgv) {
   clear();  // Free the old contents.
-  unsigned PtrSize = EE->getDataLayout()->getPointerSize(0);
+  unsigned PtrSize = EE->getDataLayout()->getPointerSize();
   Array = new char[(InputArgv.size()+1)*PtrSize];
 
   DEBUG(dbgs() << "JIT: ARGV = " << (void*)Array << "\n");
@@ -343,7 +342,7 @@
 #ifndef NDEBUG
 /// isTargetNullPtr - Return whether the target pointer stored at Loc is null.
 static bool isTargetNullPtr(ExecutionEngine *EE, void *Loc) {
-  unsigned PtrSize = EE->getDataLayout()->getPointerSize(0);
+  unsigned PtrSize = EE->getDataLayout()->getPointerSize();
   for (unsigned i = 0; i < PtrSize; ++i)
     if (*(i + (uint8_t*)Loc))
       return false;
diff --git a/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp b/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
index 326bf79..5202b09 100644
--- a/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
+++ b/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
@@ -1054,8 +1054,7 @@
   GenericValue Dest, Src = getOperandValue(SrcVal, SF);
   assert(DstTy->isPointerTy() && "Invalid PtrToInt instruction");
 
-  unsigned AS = cast<PointerType>(DstTy)->getAddressSpace();
-  uint32_t PtrSize = TD.getPointerSizeInBits(AS);
+  uint32_t PtrSize = TD.getPointerSizeInBits();
   if (PtrSize != Src.IntVal.getBitWidth())
     Src.IntVal = Src.IntVal.zextOrTrunc(PtrSize);
 
diff --git a/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp b/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
index f58adbe..e16e2d1 100644
--- a/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
+++ b/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
@@ -376,7 +376,7 @@
       case 'x': case 'X':
         if (HowLong >= 1) {
           if (HowLong == 1 &&
-              TheInterpreter->getDataLayout()->getPointerSizeInBits(0) == 64 &&
+              TheInterpreter->getDataLayout()->getPointerSizeInBits() == 64 &&
               sizeof(long) < sizeof(int64_t)) {
             // Make sure we use %lld with a 64 bit argument because we might be
             // compiling LLI on a 32 bit compiler.
diff --git a/llvm/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp b/llvm/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp
index bcd5b26..19c1979 100644
--- a/llvm/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp
+++ b/llvm/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp
@@ -14,9 +14,7 @@
 
 #include "JIT.h"
 #include "JITDwarfEmitter.h"
-#include "llvm/DerivedTypes.h"
 #include "llvm/Function.h"
-#include "llvm/GlobalVariable.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/CodeGen/JITCodeEmitter.h"
 #include "llvm/CodeGen/MachineFunction.h"
@@ -68,7 +66,7 @@
 void
 JITDwarfEmitter::EmitFrameMoves(intptr_t BaseLabelPtr,
                                 const std::vector<MachineMove> &Moves) const {
-  unsigned PointerSize = TD->getPointerSize(0);
+  unsigned PointerSize = TD->getPointerSize();
   int stackGrowth = stackGrowthDirection == TargetFrameLowering::StackGrowsUp ?
           PointerSize : -PointerSize;
   MCSymbol *BaseLabel = 0;
@@ -380,7 +378,7 @@
   for (unsigned i = 0, e = CallSites.size(); i < e; ++i)
     SizeSites += MCAsmInfo::getULEB128Size(CallSites[i].Action);
 
-  unsigned SizeTypes = TypeInfos.size() * TD->getPointerSize(0);
+  unsigned SizeTypes = TypeInfos.size() * TD->getPointerSize();
 
   unsigned TypeOffset = sizeof(int8_t) + // Call site format
                         // Call-site table length
@@ -456,12 +454,12 @@
     const GlobalVariable *GV = TypeInfos[M - 1];
 
     if (GV) {
-      if (TD->getPointerSize(GV->getType()->getAddressSpace()) == sizeof(int32_t))
+      if (TD->getPointerSize() == sizeof(int32_t))
         JCE->emitInt32((intptr_t)Jit.getOrEmitGlobalVariable(GV));
       else
         JCE->emitInt64((intptr_t)Jit.getOrEmitGlobalVariable(GV));
     } else {
-      if (TD->getPointerSize(0) == sizeof(int32_t))
+      if (TD->getPointerSize() == sizeof(int32_t))
         JCE->emitInt32(0);
       else
         JCE->emitInt64(0);
@@ -483,7 +481,7 @@
 
 unsigned char*
 JITDwarfEmitter::EmitCommonEHFrame(const Function* Personality) const {
-  unsigned PointerSize = TD->getPointerSize(0);
+  unsigned PointerSize = TD->getPointerSize();
   int stackGrowth = stackGrowthDirection == TargetFrameLowering::StackGrowsUp ?
           PointerSize : -PointerSize;
 
@@ -543,7 +541,7 @@
                              unsigned char* StartFunction,
                              unsigned char* EndFunction,
                              unsigned char* ExceptionTable) const {
-  unsigned PointerSize = TD->getPointerSize(0);
+  unsigned PointerSize = TD->getPointerSize();
 
   // EH frame header.
   unsigned char* StartEHPtr = (unsigned char*)JCE->getCurrentPCValue();