diff --git a/include/llvm/Target/TargetData.h b/include/llvm/Target/TargetData.h
index 026749f..94ef0a2 100644
--- a/include/llvm/Target/TargetData.h
+++ b/include/llvm/Target/TargetData.h
@@ -155,26 +155,48 @@
   /// Target pointer size, in bits
   unsigned char getPointerSizeInBits()   const { return 8*PointerMemSize; }
 
-  /// getTypeSize - Return the number of bytes necessary to hold the specified
-  /// type.
-  uint64_t getTypeSize(const Type *Ty) const;
-
-  /// getABITypeSize - Return the number of bytes allocated for the specified
-  /// type when used as an element in a larger object, including alignment
-  /// padding.
-  uint64_t getABITypeSize(const Type *Ty) const {
-    unsigned char Align = getABITypeAlignment(Ty);
-    return (getTypeSize(Ty) + Align - 1)/Align*Align;
-  }
-
   /// getTypeSizeInBits - Return the number of bits necessary to hold the
-  /// specified type.
+  /// specified type.  For example, returns 36 for i36 and 80 for x86_fp80.
   uint64_t getTypeSizeInBits(const Type* Ty) const;
 
-  /// getABITypeSizeInBits - Return the number of bytes allocated for the
-  /// specified type when used as an element in a larger object, including
-  ///  alignment padding.
-  uint64_t getABITypeSizeInBits(const Type* Ty) const;
+  /// getTypeStoreSize - Return the maximum number of bytes that may be
+  /// overwritten by storing the specified type.  For example, returns 5
+  /// for i36 and 10 for x86_fp80.
+  uint64_t getTypeStoreSize(const Type *Ty) const {
+    return (getTypeSizeInBits(Ty)+7)/8;
+  }
+
+  /// getTypeStoreSizeInBits - Return the maximum number of bits that may be
+  /// overwritten by storing the specified type; always a multiple of 8.  For
+  /// example, returns 40 for i36 and 80 for x86_fp80.
+  uint64_t getTypeStoreSizeInBits(const Type *Ty) const {
+    return 8*getTypeStoreSize(Ty);
+  }
+
+  /// getABITypeSize - Return the offset in bytes between successive objects
+  /// of the specified type, including alignment padding.  This is the amount
+  /// that alloca reserves for this type.  For example, returns 12 or 16 for
+  /// x86_fp80, depending on alignment.
+  uint64_t getABITypeSize(const Type* Ty) const {
+    unsigned char Align = getABITypeAlignment(Ty);
+    return (getTypeStoreSize(Ty) + Align - 1)/Align*Align;
+  }
+
+  /// getABITypeSizeInBits - Return the offset in bits between successive
+  /// objects of the specified type, including alignment padding; always a
+  /// multiple of 8.  This is the amount that alloca reserves for this type.
+  /// For example, returns 96 or 128 for x86_fp80, depending on alignment.
+  uint64_t getABITypeSizeInBits(const Type* Ty) const {
+    return 8*getABITypeSize(Ty);
+  }
+
+  /// getTypeSize - Obsolete method, do not use.  Replaced by getTypeStoreSize
+  /// and getABITypeSize.  For alias analysis of loads and stores you probably
+  /// want getTypeStoreSize.  Use getABITypeSize for GEP computations and alloca
+  /// sizing.
+  uint64_t getTypeSize(const Type *Ty) const {
+    return getTypeStoreSize(Ty);
+  }
 
   /// getABITypeAlignment - Return the minimum ABI-required alignment for the
   /// specified type.
@@ -238,6 +260,10 @@
     return StructSize;
   }
   
+  uint64_t getSizeInBits() const {
+    return 8*StructSize;
+  }
+
   unsigned getAlignment() const {
     return StructAlignment;
   }
diff --git a/lib/Analysis/AliasAnalysis.cpp b/lib/Analysis/AliasAnalysis.cpp
index 5ae2342..2a3ac5a 100644
--- a/lib/Analysis/AliasAnalysis.cpp
+++ b/lib/Analysis/AliasAnalysis.cpp
@@ -95,7 +95,7 @@
 
 AliasAnalysis::ModRefResult
 AliasAnalysis::getModRefInfo(LoadInst *L, Value *P, unsigned Size) {
-  return alias(L->getOperand(0), TD->getTypeSize(L->getType()),
+  return alias(L->getOperand(0), TD->getTypeStoreSize(L->getType()),
                P, Size) ? Ref : NoModRef;
 }
 
@@ -103,8 +103,8 @@
 AliasAnalysis::getModRefInfo(StoreInst *S, Value *P, unsigned Size) {
   // If the stored address cannot alias the pointer in question, then the
   // pointer cannot be modified by the store.
-  if (!alias(S->getOperand(1), TD->getTypeSize(S->getOperand(0)->getType()),
-             P, Size))
+  if (!alias(S->getOperand(1),
+             TD->getTypeStoreSize(S->getOperand(0)->getType()), P, Size))
     return NoModRef;
 
   // If the pointer is a pointer to constant memory, then it could not have been
diff --git a/lib/Analysis/AliasAnalysisEvaluator.cpp b/lib/Analysis/AliasAnalysisEvaluator.cpp
index 30965c2..e0457b1 100644
--- a/lib/Analysis/AliasAnalysisEvaluator.cpp
+++ b/lib/Analysis/AliasAnalysisEvaluator.cpp
@@ -137,12 +137,12 @@
        I1 != E; ++I1) {
     unsigned I1Size = 0;
     const Type *I1ElTy = cast<PointerType>((*I1)->getType())->getElementType();
-    if (I1ElTy->isSized()) I1Size = TD.getTypeSize(I1ElTy);
+    if (I1ElTy->isSized()) I1Size = TD.getTypeStoreSize(I1ElTy);
 
     for (std::set<Value *>::iterator I2 = Pointers.begin(); I2 != I1; ++I2) {
       unsigned I2Size = 0;
       const Type *I2ElTy =cast<PointerType>((*I2)->getType())->getElementType();
-      if (I2ElTy->isSized()) I2Size = TD.getTypeSize(I2ElTy);
+      if (I2ElTy->isSized()) I2Size = TD.getTypeStoreSize(I2ElTy);
 
       switch (AA.alias(*I1, I1Size, *I2, I2Size)) {
       case AliasAnalysis::NoAlias:
@@ -169,7 +169,7 @@
          V != Ve; ++V) {
       unsigned Size = 0;
       const Type *ElTy = cast<PointerType>((*V)->getType())->getElementType();
-      if (ElTy->isSized()) Size = TD.getTypeSize(ElTy);
+      if (ElTy->isSized()) Size = TD.getTypeStoreSize(ElTy);
 
       switch (AA.getModRefInfo(*C, *V, Size)) {
       case AliasAnalysis::NoModRef:
diff --git a/lib/Analysis/AliasSetTracker.cpp b/lib/Analysis/AliasSetTracker.cpp
index 366909c..fcdd1b3 100644
--- a/lib/Analysis/AliasSetTracker.cpp
+++ b/lib/Analysis/AliasSetTracker.cpp
@@ -269,7 +269,7 @@
 bool AliasSetTracker::add(LoadInst *LI) {
   bool NewPtr;
   AliasSet &AS = addPointer(LI->getOperand(0),
-                            AA.getTargetData().getTypeSize(LI->getType()),
+                            AA.getTargetData().getTypeStoreSize(LI->getType()),
                             AliasSet::Refs, NewPtr);
   if (LI->isVolatile()) AS.setVolatile();
   return NewPtr;
@@ -279,7 +279,7 @@
   bool NewPtr;
   Value *Val = SI->getOperand(0);
   AliasSet &AS = addPointer(SI->getOperand(1),
-                            AA.getTargetData().getTypeSize(Val->getType()),
+                            AA.getTargetData().getTypeStoreSize(Val->getType()),
                             AliasSet::Mods, NewPtr);
   if (SI->isVolatile()) AS.setVolatile();
   return NewPtr;
@@ -395,7 +395,7 @@
 }
 
 bool AliasSetTracker::remove(LoadInst *LI) {
-  unsigned Size = AA.getTargetData().getTypeSize(LI->getType());
+  unsigned Size = AA.getTargetData().getTypeStoreSize(LI->getType());
   AliasSet *AS = findAliasSetForPointer(LI->getOperand(0), Size);
   if (!AS) return false;
   remove(*AS);
@@ -403,7 +403,8 @@
 }
 
 bool AliasSetTracker::remove(StoreInst *SI) {
-  unsigned Size = AA.getTargetData().getTypeSize(SI->getOperand(0)->getType());
+  unsigned Size =
+    AA.getTargetData().getTypeStoreSize(SI->getOperand(0)->getType());
   AliasSet *AS = findAliasSetForPointer(SI->getOperand(1), Size);
   if (!AS) return false;
   remove(*AS);
diff --git a/lib/Analysis/BasicAliasAnalysis.cpp b/lib/Analysis/BasicAliasAnalysis.cpp
index 89b5d5c..6aeaec2 100644
--- a/lib/Analysis/BasicAliasAnalysis.cpp
+++ b/lib/Analysis/BasicAliasAnalysis.cpp
@@ -364,7 +364,7 @@
         // global/alloca/malloc, it cannot be accessing the global (it's
         // undefined to load or store bytes before or after an object).
         const Type *ElTy = cast<PointerType>(O1->getType())->getElementType();
-        unsigned GlobalSize = getTargetData().getTypeSize(ElTy);
+        unsigned GlobalSize = getTargetData().getABITypeSize(ElTy);
         if (GlobalSize < V2Size && V2Size != ~0U)
           return NoAlias;
       }
@@ -382,7 +382,7 @@
         // global/alloca/malloc, it cannot be accessing the object (it's
         // undefined to load or store bytes before or after an object).
         const Type *ElTy = cast<PointerType>(O2->getType())->getElementType();
-        unsigned GlobalSize = getTargetData().getTypeSize(ElTy);
+        unsigned GlobalSize = getTargetData().getABITypeSize(ElTy);
         if (GlobalSize < V1Size && V1Size != ~0U)
           return NoAlias;
       }
diff --git a/lib/Analysis/ConstantFolding.cpp b/lib/Analysis/ConstantFolding.cpp
index 599c769..886dd9f 100644
--- a/lib/Analysis/ConstantFolding.cpp
+++ b/lib/Analysis/ConstantFolding.cpp
@@ -74,7 +74,7 @@
         Offset += TD.getStructLayout(ST)->getElementOffset(CI->getZExtValue());
       } else {
         const SequentialType *SQT = cast<SequentialType>(*GTI);
-        Offset += TD.getTypeSize(SQT->getElementType())*CI->getSExtValue();
+        Offset += TD.getABITypeSize(SQT->getElementType())*CI->getSExtValue();
       }
     }
     return true;
diff --git a/lib/Analysis/LoadValueNumbering.cpp b/lib/Analysis/LoadValueNumbering.cpp
index f1ade95..3af92bc 100644
--- a/lib/Analysis/LoadValueNumbering.cpp
+++ b/lib/Analysis/LoadValueNumbering.cpp
@@ -293,7 +293,7 @@
   Function *F = LoadBB->getParent();
 
   // Find out how many bytes of memory are loaded by the load instruction...
-  unsigned LoadSize = getAnalysis<TargetData>().getTypeSize(LI->getType());
+  unsigned LoadSize = getAnalysis<TargetData>().getTypeStoreSize(LI->getType());
   AliasAnalysis &AA = getAnalysis<AliasAnalysis>();
 
   // Figure out if the load is invalidated from the entry of the block it is in
diff --git a/lib/Analysis/MemoryDependenceAnalysis.cpp b/lib/Analysis/MemoryDependenceAnalysis.cpp
index 538a394..5375d52 100644
--- a/lib/Analysis/MemoryDependenceAnalysis.cpp
+++ b/lib/Analysis/MemoryDependenceAnalysis.cpp
@@ -78,20 +78,20 @@
     uint64_t pointerSize = 0;
     if (StoreInst* S = dyn_cast<StoreInst>(QI)) {
       pointer = S->getPointerOperand();
-      pointerSize = TD.getTypeSize(S->getOperand(0)->getType());
+      pointerSize = TD.getTypeStoreSize(S->getOperand(0)->getType());
     } else if (LoadInst* L = dyn_cast<LoadInst>(QI)) {
       pointer = L->getPointerOperand();
-      pointerSize = TD.getTypeSize(L->getType());
+      pointerSize = TD.getTypeStoreSize(L->getType());
     } else if (AllocationInst* AI = dyn_cast<AllocationInst>(QI)) {
       pointer = AI;
       if (ConstantInt* C = dyn_cast<ConstantInt>(AI->getArraySize()))
         pointerSize = C->getZExtValue() * \
-                      TD.getTypeSize(AI->getAllocatedType());
+                      TD.getABITypeSize(AI->getAllocatedType());
       else
         pointerSize = ~0UL;
     } else if (VAArgInst* V = dyn_cast<VAArgInst>(QI)) {
       pointer = V->getOperand(0);
-      pointerSize = TD.getTypeSize(V->getType());
+      pointerSize = TD.getTypeStoreSize(V->getType());
     } else if (FreeInst* F = dyn_cast<FreeInst>(QI)) {
       pointer = F->getPointerOperand();
       
@@ -287,15 +287,15 @@
   bool queryIsVolatile = false;
   if (StoreInst* S = dyn_cast<StoreInst>(query)) {
     dependee = S->getPointerOperand();
-    dependeeSize = TD.getTypeSize(S->getOperand(0)->getType());
+    dependeeSize = TD.getTypeStoreSize(S->getOperand(0)->getType());
     queryIsVolatile = S->isVolatile();
   } else if (LoadInst* L = dyn_cast<LoadInst>(query)) {
     dependee = L->getPointerOperand();
-    dependeeSize = TD.getTypeSize(L->getType());
+    dependeeSize = TD.getTypeStoreSize(L->getType());
     queryIsVolatile = L->isVolatile();
   } else if (VAArgInst* V = dyn_cast<VAArgInst>(query)) {
     dependee = V->getOperand(0);
-    dependeeSize = TD.getTypeSize(V->getType());
+    dependeeSize = TD.getTypeStoreSize(V->getType());
   } else if (FreeInst* F = dyn_cast<FreeInst>(query)) {
     dependee = F->getPointerOperand();
     
@@ -330,7 +330,7 @@
       }
       
       pointer = S->getPointerOperand();
-      pointerSize = TD.getTypeSize(S->getOperand(0)->getType());
+      pointerSize = TD.getTypeStoreSize(S->getOperand(0)->getType());
     } else if (LoadInst* L = dyn_cast<LoadInst>(QI)) {
       // All volatile loads/stores depend on each other
       if (queryIsVolatile && L->isVolatile()) {
@@ -343,17 +343,17 @@
       }
       
       pointer = L->getPointerOperand();
-      pointerSize = TD.getTypeSize(L->getType());
+      pointerSize = TD.getTypeStoreSize(L->getType());
     } else if (AllocationInst* AI = dyn_cast<AllocationInst>(QI)) {
       pointer = AI;
       if (ConstantInt* C = dyn_cast<ConstantInt>(AI->getArraySize()))
         pointerSize = C->getZExtValue() * \
-                      TD.getTypeSize(AI->getAllocatedType());
+                      TD.getABITypeSize(AI->getAllocatedType());
       else
         pointerSize = ~0UL;
     } else if (VAArgInst* V = dyn_cast<VAArgInst>(QI)) {
       pointer = V->getOperand(0);
-      pointerSize = TD.getTypeSize(V->getType());
+      pointerSize = TD.getTypeStoreSize(V->getType());
     } else if (FreeInst* F = dyn_cast<FreeInst>(QI)) {
       pointer = F->getPointerOperand();
       
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 9150e96..8b60d7c 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -3524,7 +3524,7 @@
           MVT::ValueType slotVT = 
                   (Node->getOpcode() == ISD::FP_EXTEND) ? oldVT : newVT;
           const Type *Ty = MVT::getTypeForValueType(slotVT);
-          uint64_t TySize = TLI.getTargetData()->getTypeSize(Ty);
+          uint64_t TySize = TLI.getTargetData()->getABITypeSize(Ty);
           unsigned Align  = TLI.getTargetData()->getPrefTypeAlignment(Ty);
           MachineFunction &MF = DAG.getMachineFunction();
           int SSFI =
@@ -3618,7 +3618,7 @@
         // slots and always reusing the same one.  We currently always create
         // new ones, as reuse may inhibit scheduling.
         const Type *Ty = MVT::getTypeForValueType(ExtraVT);
-        uint64_t TySize = TLI.getTargetData()->getTypeSize(Ty);
+        uint64_t TySize = TLI.getTargetData()->getABITypeSize(Ty);
         unsigned Align  = TLI.getTargetData()->getPrefTypeAlignment(Ty);
         MachineFunction &MF = DAG.getMachineFunction();
         int SSFI =
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
index bb5379c..c98c131 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
@@ -482,7 +482,7 @@
       Align = TM.getTargetData()->getPreferredTypeAlignmentShift(Type);
       if (Align == 0) {
         // Alignment of vector types.  FIXME!
-        Align = TM.getTargetData()->getTypeSize(Type);
+        Align = TM.getTargetData()->getABITypeSize(Type);
         Align = Log2_64(Align);
       }
     }
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index b103e28..a5b161f 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -261,7 +261,7 @@
     if (AllocaInst *AI = dyn_cast<AllocaInst>(I))
       if (ConstantInt *CUI = dyn_cast<ConstantInt>(AI->getArraySize())) {
         const Type *Ty = AI->getAllocatedType();
-        uint64_t TySize = TLI.getTargetData()->getTypeSize(Ty);
+        uint64_t TySize = TLI.getTargetData()->getABITypeSize(Ty);
         unsigned Align = 
           std::max((unsigned)TLI.getTargetData()->getPrefTypeAlignment(Ty),
                    AI->getAlignment());
@@ -2335,7 +2335,7 @@
     return;   // getValue will auto-populate this.
 
   const Type *Ty = I.getAllocatedType();
-  uint64_t TySize = TLI.getTargetData()->getTypeSize(Ty);
+  uint64_t TySize = TLI.getTargetData()->getABITypeSize(Ty);
   unsigned Align =
     std::max((unsigned)TLI.getTargetData()->getPrefTypeAlignment(Ty),
              I.getAlignment());
@@ -3546,7 +3546,7 @@
         // Otherwise, create a stack slot and emit a store to it before the
         // asm.
         const Type *Ty = OpVal->getType();
-        uint64_t TySize = TLI.getTargetData()->getTypeSize(Ty);
+        uint64_t TySize = TLI.getTargetData()->getABITypeSize(Ty);
         unsigned Align  = TLI.getTargetData()->getPrefTypeAlignment(Ty);
         MachineFunction &MF = DAG.getMachineFunction();
         int SSFI = MF.getFrameInfo()->CreateStackObject(TySize, Align);
@@ -3804,7 +3804,7 @@
     Src = DAG.getNode(ISD::ZERO_EXTEND, IntPtr, Src);
 
   // Scale the source by the type size.
-  uint64_t ElementSize = TD->getTypeSize(I.getType()->getElementType());
+  uint64_t ElementSize = TD->getABITypeSize(I.getType()->getElementType());
   Src = DAG.getNode(ISD::MUL, Src.getValueType(),
                     Src, getIntPtrConstant(ElementSize));
 
@@ -3917,7 +3917,7 @@
       const StructType *STy = cast<StructType>(Ty->getElementType());
       unsigned StructAlign =
           Log2_32(getTargetData()->getCallFrameTypeAlignment(STy));
-      unsigned StructSize  = getTargetData()->getTypeSize(STy);
+      unsigned StructSize  = getTargetData()->getABITypeSize(STy);
       Flags |= (StructAlign << ISD::ParamFlags::ByValAlignOffs);
       Flags |= (StructSize  << ISD::ParamFlags::ByValSizeOffs);
     }
@@ -4047,7 +4047,7 @@
       const StructType *STy = cast<StructType>(Ty->getElementType());
       unsigned StructAlign =
           Log2_32(getTargetData()->getCallFrameTypeAlignment(STy));
-      unsigned StructSize  = getTargetData()->getTypeSize(STy);
+      unsigned StructSize  = getTargetData()->getABITypeSize(STy);
       Flags |= (StructAlign << ISD::ParamFlags::ByValAlignOffs);
       Flags |= (StructSize  << ISD::ParamFlags::ByValSizeOffs);
     }
diff --git a/lib/ExecutionEngine/ExecutionEngine.cpp b/lib/ExecutionEngine/ExecutionEngine.cpp
index d89a9bb..72db4e4 100644
--- a/lib/ExecutionEngine/ExecutionEngine.cpp
+++ b/lib/ExecutionEngine/ExecutionEngine.cpp
@@ -735,7 +735,7 @@
     return;
   } else if (const ConstantVector *CP = dyn_cast<ConstantVector>(Init)) {
     unsigned ElementSize =
-      getTargetData()->getTypeSize(CP->getType()->getElementType());
+      getTargetData()->getABITypeSize(CP->getType()->getElementType());
     for (unsigned i = 0, e = CP->getNumOperands(); i != e; ++i)
       InitializeMemory(CP->getOperand(i), (char*)Addr+i*ElementSize);
     return;
@@ -744,7 +744,7 @@
     StoreValueToMemory(Val, (GenericValue*)Addr, Init->getType());
     return;
   } else if (isa<ConstantAggregateZero>(Init)) {
-    memset(Addr, 0, (size_t)getTargetData()->getTypeSize(Init->getType()));
+    memset(Addr, 0, (size_t)getTargetData()->getABITypeSize(Init->getType()));
     return;
   }
 
@@ -752,7 +752,7 @@
   case Type::ArrayTyID: {
     const ConstantArray *CPA = cast<ConstantArray>(Init);
     unsigned ElementSize =
-      getTargetData()->getTypeSize(CPA->getType()->getElementType());
+      getTargetData()->getABITypeSize(CPA->getType()->getElementType());
     for (unsigned i = 0, e = CPA->getNumOperands(); i != e; ++i)
       InitializeMemory(CPA->getOperand(i), (char*)Addr+i*ElementSize);
     return;
@@ -843,7 +843,7 @@
         const Type *Ty = I->getType()->getElementType();
 
         // Allocate some memory for it!
-        unsigned Size = TD->getTypeSize(Ty);
+        unsigned Size = TD->getABITypeSize(Ty);
         addGlobalMapping(I, new char[Size]);
       } else {
         // External variable reference. Try to use the dynamic loader to
@@ -897,7 +897,7 @@
   DOUT << "Global '" << GV->getName() << "' -> " << GA << "\n";
 
   const Type *ElTy = GV->getType()->getElementType();
-  size_t GVSize = (size_t)getTargetData()->getTypeSize(ElTy);
+  size_t GVSize = (size_t)getTargetData()->getABITypeSize(ElTy);
   if (GA == 0) {
     // If it's not already specified, allocate memory for the global.
     GA = new char[GVSize];
diff --git a/lib/ExecutionEngine/Interpreter/Execution.cpp b/lib/ExecutionEngine/Interpreter/Execution.cpp
index f11cf81..6ab1231 100644
--- a/lib/ExecutionEngine/Interpreter/Execution.cpp
+++ b/lib/ExecutionEngine/Interpreter/Execution.cpp
@@ -746,7 +746,7 @@
   unsigned NumElements = 
     getOperandValue(I.getOperand(0), SF).IntVal.getZExtValue();
 
-  unsigned TypeSize = (size_t)TD.getTypeSize(Ty);
+  unsigned TypeSize = (size_t)TD.getABITypeSize(Ty);
 
   // Avoid malloc-ing zero bytes, use max()...
   unsigned MemToAlloc = std::max(1U, NumElements * TypeSize);
@@ -806,7 +806,7 @@
         Idx = (int64_t)IdxGV.IntVal.getZExtValue();
       else 
         assert(0 && "Invalid index type for getelementptr");
-      Total += TD.getTypeSize(ST->getElementType())*Idx;
+      Total += TD.getABITypeSize(ST->getElementType())*Idx;
     }
   }
 
diff --git a/lib/ExecutionEngine/JIT/JIT.cpp b/lib/ExecutionEngine/JIT/JIT.cpp
index 640520f..5b04124 100644
--- a/lib/ExecutionEngine/JIT/JIT.cpp
+++ b/lib/ExecutionEngine/JIT/JIT.cpp
@@ -337,7 +337,7 @@
     // actually initialize the global after current function has finished
     // compilation.
     const Type *GlobalType = GV->getType()->getElementType();
-    size_t S = getTargetData()->getTypeSize(GlobalType);
+    size_t S = getTargetData()->getABITypeSize(GlobalType);
     size_t A = getTargetData()->getPrefTypeAlignment(GlobalType);
     if (A <= 8) {
       Ptr = malloc(S);
diff --git a/lib/ExecutionEngine/JIT/JITEmitter.cpp b/lib/ExecutionEngine/JIT/JITEmitter.cpp
index b7af521..eab322c 100644
--- a/lib/ExecutionEngine/JIT/JITEmitter.cpp
+++ b/lib/ExecutionEngine/JIT/JITEmitter.cpp
@@ -899,7 +899,7 @@
   unsigned Size = CPE.Offset;
   const Type *Ty = CPE.isMachineConstantPoolEntry()
     ? CPE.Val.MachineCPVal->getType() : CPE.Val.ConstVal->getType();
-  Size += TheJIT->getTargetData()->getTypeSize(Ty);
+  Size += TheJIT->getTargetData()->getABITypeSize(Ty);
 
   ConstantPoolBase = allocateSpace(Size, 1 << MCP->getConstantPoolAlignment());
   ConstantPool = MCP;
diff --git a/lib/Target/TargetData.cpp b/lib/Target/TargetData.cpp
index b1b78a8..5a18920 100644
--- a/lib/Target/TargetData.cpp
+++ b/lib/Target/TargetData.cpp
@@ -49,14 +49,13 @@
   // Loop over each of the elements, placing them in memory...
   for (unsigned i = 0, e = NumElements; i != e; ++i) {
     const Type *Ty = ST->getElementType(i);
-    unsigned TyAlign;
-    uint64_t TySize;
-    TyAlign = (ST->isPacked() ? 1 : TD.getABITypeAlignment(Ty));
-    TySize = TD.getTypeSize(Ty);
+    unsigned TyAlign = ST->isPacked() ?
+      1 : TD.getABITypeAlignment(Ty);
+    uint64_t TySize  = ST->isPacked() ?
+      TD.getTypeStoreSize(Ty) : TD.getABITypeSize(Ty);
 
-    // Add padding if necessary to make the data element aligned properly...
-    if (StructSize % TyAlign != 0)
-      StructSize = (StructSize/TyAlign + 1) * TyAlign;   // Add padding...
+    // Add padding if necessary to align the data element properly...
+    StructSize = (StructSize + TyAlign - 1)/TyAlign * TyAlign;
 
     // Keep track of maximum alignment constraint
     StructAlignment = std::max(TyAlign, StructAlignment);
@@ -406,83 +405,47 @@
 }
 
 
-uint64_t TargetData::getTypeSize(const Type *Ty) const {
+uint64_t TargetData::getTypeSizeInBits(const Type *Ty) const {
   assert(Ty->isSized() && "Cannot getTypeInfo() on a type that is unsized!");
   switch (Ty->getTypeID()) {
   case Type::LabelTyID:
   case Type::PointerTyID:
-    return getPointerSize();
+    return getPointerSizeInBits();
   case Type::ArrayTyID: {
     const ArrayType *ATy = cast<ArrayType>(Ty);
-    uint64_t Size;
-    unsigned char Alignment;
-    Size = getTypeSize(ATy->getElementType());
-    Alignment = getABITypeAlignment(ATy->getElementType());
-    uint64_t AlignedSize = (Size + Alignment - 1)/Alignment*Alignment;
-    return AlignedSize*ATy->getNumElements();
+    return getABITypeSizeInBits(ATy->getElementType())*ATy->getNumElements();
   }
   case Type::StructTyID: {
     // Get the layout annotation... which is lazily created on demand.
     const StructLayout *Layout = getStructLayout(cast<StructType>(Ty));
-    return Layout->getSizeInBytes();
+    return Layout->getSizeInBits();
   }
-  case Type::IntegerTyID: {
-    unsigned BitWidth = cast<IntegerType>(Ty)->getBitWidth();
-    if (BitWidth <= 8) {
-      return 1;
-    } else if (BitWidth <= 16) {
-      return 2;
-    } else if (BitWidth <= 32) {
-      return 4;
-    } else if (BitWidth <= 64) {
-      return 8;
-    } else {
-      // The size of this > 64 bit type is chosen as a multiple of the
-      // preferred alignment of the largest "native" size the target supports. 
-      // We first obtain the the alignment info for this type and then compute
-      // the next largest multiple of that size.
-      uint64_t size = getAlignmentInfo(INTEGER_ALIGN, BitWidth, false) * 8;
-      return (((BitWidth / (size)) + (BitWidth % size != 0)) * size) / 8;
-    }
-    break;
-  }
+  case Type::IntegerTyID:
+    return cast<IntegerType>(Ty)->getBitWidth();
   case Type::VoidTyID:
-    return 1;
-  case Type::FloatTyID:
-    return 4;
-  case Type::DoubleTyID:
     return 8;
+  case Type::FloatTyID:
+    return 32;
+  case Type::DoubleTyID:
+    return 64;
   case Type::PPC_FP128TyID:
   case Type::FP128TyID:
-    return 16;
+    return 128;
   // In memory objects this is always aligned to a higher boundary, but
-  // only 10 bytes contain information.
+  // only 80 bits contain information.
   case Type::X86_FP80TyID:
-    return 10;
+    return 80;
   case Type::VectorTyID: {
     const VectorType *PTy = cast<VectorType>(Ty);
-    return PTy->getBitWidth() / 8;
+    return PTy->getBitWidth();
   }
   default:
-    assert(0 && "TargetData::getTypeSize(): Unsupported type");
+    assert(0 && "TargetData::getTypeSizeInBits(): Unsupported type");
     break;
   }
   return 0;
 }
 
-uint64_t TargetData::getTypeSizeInBits(const Type *Ty) const {
-  if (Ty->isInteger())
-    return cast<IntegerType>(Ty)->getBitWidth();
-  else
-    return getTypeSize(Ty) * 8;
-}
-
-uint64_t TargetData::getABITypeSizeInBits(const Type *Ty) const {
-  if (Ty->isInteger())
-    return cast<IntegerType>(Ty)->getBitWidth();
-  else
-    return getABITypeSize(Ty) * 8;
-}
 /*!
   \param abi_or_pref Flag that determines which alignment is returned. true
   returns the ABI alignment, false returns the preferred alignment.
@@ -542,7 +505,7 @@
     break;
   }
 
-  return getAlignmentInfo((AlignTypeEnum)AlignType, getTypeSize(Ty) * 8,
+  return getAlignmentInfo((AlignTypeEnum)AlignType, getTypeSizeInBits(Ty),
                           abi_or_pref);
 }
 
@@ -603,7 +566,7 @@
 
       // Get the array index and the size of each array element.
       int64_t arrayIdx = cast<ConstantInt>(Indices[CurIDX])->getSExtValue();
-      Result += arrayIdx * (int64_t)getTypeSize(Ty);
+      Result += arrayIdx * (int64_t)getABITypeSize(Ty);
     }
   }
 
@@ -623,7 +586,7 @@
     if (Alignment < 4) {
       // If the global is not external, see if it is large.  If so, give it a
       // larger alignment.
-      if (getTypeSize(ElemType) > 128)
+      if (getTypeSizeInBits(ElemType) > 128)
         Alignment = 4;    // 16-byte alignment.
     }
   }
diff --git a/lib/Transforms/IPO/ArgumentPromotion.cpp b/lib/Transforms/IPO/ArgumentPromotion.cpp
index 85b29f8..7479c8e 100644
--- a/lib/Transforms/IPO/ArgumentPromotion.cpp
+++ b/lib/Transforms/IPO/ArgumentPromotion.cpp
@@ -277,7 +277,7 @@
 
     const PointerType *LoadTy =
       cast<PointerType>(Load->getOperand(0)->getType());
-    unsigned LoadSize = (unsigned)TD.getTypeSize(LoadTy->getElementType());
+    unsigned LoadSize = (unsigned)TD.getTypeStoreSize(LoadTy->getElementType());
 
     if (AA.canInstructionRangeModify(BB->front(), *Load, Arg, LoadSize))
       return false;  // Pointer is invalidated!
diff --git a/lib/Transforms/IPO/GlobalOpt.cpp b/lib/Transforms/IPO/GlobalOpt.cpp
index 5d8f969..779b4a1 100644
--- a/lib/Transforms/IPO/GlobalOpt.cpp
+++ b/lib/Transforms/IPO/GlobalOpt.cpp
@@ -1227,7 +1227,7 @@
         // (2048 bytes currently), as we don't want to introduce a 16M global or
         // something.
         if (NElements->getZExtValue()*
-                     TD.getTypeSize(MI->getAllocatedType()) < 2048) {
+                     TD.getABITypeSize(MI->getAllocatedType()) < 2048) {
           GVI = OptimizeGlobalAddressOfMalloc(GV, MI);
           return true;
         }
diff --git a/lib/Transforms/Scalar/CodeGenPrepare.cpp b/lib/Transforms/Scalar/CodeGenPrepare.cpp
index c2a0787..0dad42f 100644
--- a/lib/Transforms/Scalar/CodeGenPrepare.cpp
+++ b/lib/Transforms/Scalar/CodeGenPrepare.cpp
@@ -634,7 +634,7 @@
           cast<ConstantInt>(AddrInst->getOperand(i))->getZExtValue();
         ConstantOffset += SL->getElementOffset(Idx);
       } else {
-        uint64_t TypeSize = TD->getTypeSize(GTI.getIndexedType());
+        uint64_t TypeSize = TD->getABITypeSize(GTI.getIndexedType());
         if (ConstantInt *CI = dyn_cast<ConstantInt>(AddrInst->getOperand(i))) {
           ConstantOffset += CI->getSExtValue()*TypeSize;
         } else if (TypeSize) {  // Scales of zero don't do anything.
diff --git a/lib/Transforms/Scalar/DeadStoreElimination.cpp b/lib/Transforms/Scalar/DeadStoreElimination.cpp
index 2e1d9ad..e5c557c 100644
--- a/lib/Transforms/Scalar/DeadStoreElimination.cpp
+++ b/lib/Transforms/Scalar/DeadStoreElimination.cpp
@@ -137,8 +137,8 @@
              dep != MemoryDependenceAnalysis::NonLocal &&
              isa<StoreInst>(dep)) {
         if (dep != last ||
-             TD.getTypeSize(last->getOperand(0)->getType()) >
-             TD.getTypeSize(BBI->getOperand(0)->getType())) {
+             TD.getTypeStoreSize(last->getOperand(0)->getType()) >
+             TD.getTypeStoreSize(BBI->getOperand(0)->getType())) {
           dep = MD.getDependency(BBI, dep);
           continue;
         }
@@ -210,7 +210,7 @@
   
   Value* depPointer = dependency->getPointerOperand();
   const Type* depType = dependency->getOperand(0)->getType();
-  unsigned depPointerSize = TD.getTypeSize(depType);
+  unsigned depPointerSize = TD.getTypeStoreSize(depType);
   
   // Check for aliasing
   AliasAnalysis::AliasResult A = AA.alias(F->getPointerOperand(), ~0UL,
@@ -329,7 +329,7 @@
         unsigned pointerSize = ~0UL;
         if (ConstantInt* C = dyn_cast<ConstantInt>((*I)->getArraySize()))
           pointerSize = C->getZExtValue() * \
-                        TD.getTypeSize((*I)->getAllocatedType());     
+                        TD.getABITypeSize((*I)->getAllocatedType());
         
         // See if the call site touches it
         AliasAnalysis::ModRefResult A = AA.getModRefInfo(CS, *I, pointerSize);
@@ -394,7 +394,7 @@
     unsigned pointerSize = ~0UL;
     if (ConstantInt* C = dyn_cast<ConstantInt>((*I)->getArraySize()))
       pointerSize = C->getZExtValue() * \
-                    TD.getTypeSize((*I)->getAllocatedType());     
+                    TD.getABITypeSize((*I)->getAllocatedType());
       
     // See if this pointer could alias it
     AliasAnalysis::AliasResult A = AA.alias(*I, pointerSize,
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index 12523cd..6ebf42a 100644
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -4438,7 +4438,7 @@
 
   for (unsigned i = 1, e = GEP->getNumOperands(); i != e; ++i, ++GTI) {
     Value *Op = GEP->getOperand(i);
-    uint64_t Size = TD.getTypeSize(GTI.getIndexedType()) & PtrSizeMask;
+    uint64_t Size = TD.getABITypeSize(GTI.getIndexedType()) & PtrSizeMask;
     if (ConstantInt *OpC = dyn_cast<ConstantInt>(Op)) {
       if (OpC->isZero()) continue;
       
@@ -4523,7 +4523,7 @@
             return ReplaceInstUsesWith(I, UndefValue::get(I.getType()));
           if (C->isNullValue())
             EmitIt = false;
-          else if (TD->getTypeSize(GTI.getIndexedType()) == 0) {
+          else if (TD->getABITypeSize(GTI.getIndexedType()) == 0) {
             EmitIt = false;  // This is indexing into a zero sized array?
           } else if (isa<ConstantInt>(C))
             return ReplaceInstUsesWith(I, // No comparison is needed here.
@@ -6305,8 +6305,8 @@
   // same, we open the door to infinite loops of various kinds.
   if (!AI.hasOneUse() && CastElTyAlign == AllocElTyAlign) return 0;
 
-  uint64_t AllocElTySize = TD->getTypeSize(AllocElTy);
-  uint64_t CastElTySize = TD->getTypeSize(CastElTy);
+  uint64_t AllocElTySize = TD->getABITypeSize(AllocElTy);
+  uint64_t CastElTySize = TD->getABITypeSize(CastElTy);
   if (CastElTySize == 0 || AllocElTySize == 0) return 0;
 
   // See if we can satisfy the modulus by pulling a scale out of the array
@@ -6573,7 +6573,7 @@
           // is something like [0 x {int, int}]
           const Type *IntPtrTy = TD->getIntPtrType();
           int64_t FirstIdx = 0;
-          if (int64_t TySize = TD->getTypeSize(GEPIdxTy)) {
+          if (int64_t TySize = TD->getABITypeSize(GEPIdxTy)) {
             FirstIdx = Offset/TySize;
             Offset %= TySize;
           
@@ -6605,7 +6605,7 @@
               }
             } else if (isa<ArrayType>(GEPIdxTy) || isa<VectorType>(GEPIdxTy)) {
               const SequentialType *STy = cast<SequentialType>(GEPIdxTy);
-              if (uint64_t EltSize = TD->getTypeSize(STy->getElementType())) {
+              if (uint64_t EltSize = TD->getABITypeSize(STy->getElementType())){
                 NewIndices.push_back(ConstantInt::get(IntPtrTy,Offset/EltSize));
                 Offset %= EltSize;
               } else {
@@ -8644,7 +8644,7 @@
       // insert it.  This explicit cast can make subsequent optimizations more
       // obvious.
       Value *Op = GEP.getOperand(i);
-      if (TD->getTypeSize(Op->getType()) > TD->getPointerSize())
+      if (TD->getTypeSizeInBits(Op->getType()) > TD->getPointerSizeInBits())
         if (Constant *C = dyn_cast<Constant>(Op)) {
           GEP.setOperand(i, ConstantExpr::getTrunc(C, TD->getIntPtrType()));
           MadeChange = true;
@@ -8724,12 +8724,12 @@
           } else if (Constant *GO1C = dyn_cast<Constant>(GO1)) {
             GO1 = ConstantExpr::getIntegerCast(GO1C, SO1->getType(), true);
           } else {
-            unsigned PS = TD->getPointerSize();
-            if (TD->getTypeSize(SO1->getType()) == PS) {
+            unsigned PS = TD->getPointerSizeInBits();
+            if (TD->getTypeSizeInBits(SO1->getType()) == PS) {
               // Convert GO1 to SO1's type.
               GO1 = InsertCastToIntPtrTy(GO1, SO1->getType(), &GEP, this);
 
-            } else if (TD->getTypeSize(GO1->getType()) == PS) {
+            } else if (TD->getTypeSizeInBits(GO1->getType()) == PS) {
               // Convert SO1 to GO1's type.
               SO1 = InsertCastToIntPtrTy(SO1, GO1->getType(), &GEP, this);
             } else {
@@ -8818,8 +8818,8 @@
       const Type *SrcElTy = cast<PointerType>(X->getType())->getElementType();
       const Type *ResElTy=cast<PointerType>(PtrOp->getType())->getElementType();
       if (isa<ArrayType>(SrcElTy) &&
-          TD->getTypeSize(cast<ArrayType>(SrcElTy)->getElementType()) ==
-          TD->getTypeSize(ResElTy)) {
+          TD->getABITypeSize(cast<ArrayType>(SrcElTy)->getElementType()) ==
+          TD->getABITypeSize(ResElTy)) {
         Value *Idx[2];
         Idx[0] = Constant::getNullValue(Type::Int32Ty);
         Idx[1] = GEP.getOperand(1);
@@ -8837,7 +8837,7 @@
       if (isa<ArrayType>(SrcElTy) &&
           (ResElTy == Type::Int8Ty || ResElTy == Type::Int8Ty)) {
         uint64_t ArrayEltSize =
-            TD->getTypeSize(cast<ArrayType>(SrcElTy)->getElementType());
+            TD->getABITypeSize(cast<ArrayType>(SrcElTy)->getElementType());
         
         // Check to see if "tmp" is a scale by a multiple of ArrayEltSize.  We
         // allow either a mul, shift, or constant here.
@@ -8938,7 +8938,7 @@
   // Note that we only do this for alloca's, because malloc should allocate and
   // return a unique pointer, even for a zero byte allocation.
   if (isa<AllocaInst>(AI) && AI.getAllocatedType()->isSized() &&
-      TD->getTypeSize(AI.getAllocatedType()) == 0)
+      TD->getABITypeSize(AI.getAllocatedType()) == 0)
     return ReplaceInstUsesWith(AI, Constant::getNullValue(AI.getType()));
 
   return 0;
diff --git a/lib/Transforms/Scalar/LICM.cpp b/lib/Transforms/Scalar/LICM.cpp
index 5311a7f..08c0a88 100644
--- a/lib/Transforms/Scalar/LICM.cpp
+++ b/lib/Transforms/Scalar/LICM.cpp
@@ -366,7 +366,7 @@
     // Don't hoist loads which have may-aliased stores in loop.
     unsigned Size = 0;
     if (LI->getType()->isSized())
-      Size = AA->getTargetData().getTypeSize(LI->getType());
+      Size = AA->getTargetData().getTypeStoreSize(LI->getType());
     return !pointerInvalidatedByLoop(LI->getOperand(0), Size);
   } else if (CallInst *CI = dyn_cast<CallInst>(&I)) {
     // Handle obvious cases efficiently.
diff --git a/lib/Transforms/Scalar/PredicateSimplifier.cpp b/lib/Transforms/Scalar/PredicateSimplifier.cpp
index 3723bcb..e84f096 100644
--- a/lib/Transforms/Scalar/PredicateSimplifier.cpp
+++ b/lib/Transforms/Scalar/PredicateSimplifier.cpp
@@ -1120,11 +1120,8 @@
     uint32_t typeToWidth(const Type *Ty) const {
       if (TD)
         return TD->getTypeSizeInBits(Ty);
-
-      if (const IntegerType *ITy = dyn_cast<IntegerType>(Ty))
-        return ITy->getBitWidth();
-
-      return 0;
+      else
+        return Ty->getPrimitiveSizeInBits();
     }
 
     static bool isRelatedBy(const ConstantRange &CR1, const ConstantRange &CR2,
diff --git a/lib/Transforms/Utils/LowerAllocations.cpp b/lib/Transforms/Utils/LowerAllocations.cpp
index edc4c8a..b089cd6 100644
--- a/lib/Transforms/Utils/LowerAllocations.cpp
+++ b/lib/Transforms/Utils/LowerAllocations.cpp
@@ -116,7 +116,7 @@
       // malloc(type) becomes sbyte *malloc(size)
       Value *MallocArg;
       if (LowerMallocArgToInteger)
-        MallocArg = ConstantInt::get(Type::Int64Ty, TD.getTypeSize(AllocTy));
+        MallocArg = ConstantInt::get(Type::Int64Ty, TD.getABITypeSize(AllocTy));
       else
         MallocArg = ConstantExpr::getSizeOf(AllocTy);
       MallocArg = ConstantExpr::getTruncOrBitCast(cast<Constant>(MallocArg),