Index: include/llvm/Object/COFF.h
===================================================================
--- include/llvm/Object/COFF.h
+++ include/llvm/Object/COFF.h
@@ -215,8 +215,8 @@
 
   support::ulittle16_t Type;
 
-  support::ulittle8_t StorageClass;
-  support::ulittle8_t NumberOfAuxSymbols;
+  uint8_t StorageClass;
+  uint8_t NumberOfAuxSymbols;
 };
 
 typedef coff_symbol<support::ulittle16_t> coff_symbol16;
@@ -362,12 +362,12 @@
   support::ulittle16_t NumberOfLinenumbers;
   support::ulittle32_t CheckSum;
   support::ulittle16_t Number;
-  support::ulittle8_t Selection;
+  uint8_t              Selection;
 };
 
 struct coff_aux_clr_token {
-  support::ulittle8_t AuxType;
-  support::ulittle8_t Reserved;
+  uint8_t              AuxType;
+  uint8_t              Reserved;
   support::ulittle32_t SymbolTableIndex;
 };
 
Index: include/llvm/Support/ARMWinEH.h
===================================================================
--- include/llvm/Support/ARMWinEH.h
+++ include/llvm/Support/ARMWinEH.h
@@ -353,11 +353,11 @@
     return makeArrayRef(&Data[Offset], EpilogueCount());
   }
 
-  ArrayRef<support::ulittle8_t> UnwindByteCode() const {
+  ArrayRef<uint8_t> UnwindByteCode() const {
     const size_t Offset = HeaderWords(*this)
                         + (E() ? 0 :  EpilogueCount());
-    const support::ulittle8_t *ByteCode =
-      reinterpret_cast<const support::ulittle8_t *>(&Data[Offset]);
+    const uint8_t *ByteCode =
+      reinterpret_cast<const uint8_t *>(&Data[Offset]);
     return makeArrayRef(ByteCode, CodeWords() * sizeof(uint32_t));
   }
 
@@ -380,4 +380,3 @@
 }
 
 #endif
-
Index: include/llvm/Support/Endian.h
===================================================================
--- include/llvm/Support/Endian.h
+++ include/llvm/Support/Endian.h
@@ -117,8 +117,6 @@
 } // end namespace detail
 
 typedef detail::packed_endian_specific_integral
-                  <uint8_t, little, unaligned>  ulittle8_t;
-typedef detail::packed_endian_specific_integral
                   <uint16_t, little, unaligned> ulittle16_t;
 typedef detail::packed_endian_specific_integral
                   <uint32_t, little, unaligned> ulittle32_t;
@@ -126,8 +124,6 @@
                   <uint64_t, little, unaligned> ulittle64_t;
 
 typedef detail::packed_endian_specific_integral
-                   <int8_t, little, unaligned>  little8_t;
-typedef detail::packed_endian_specific_integral
                    <int16_t, little, unaligned> little16_t;
 typedef detail::packed_endian_specific_integral
                    <int32_t, little, unaligned> little32_t;
@@ -135,8 +131,6 @@
                    <int64_t, little, unaligned> little64_t;
 
 typedef detail::packed_endian_specific_integral
-                    <uint8_t, little, aligned>  aligned_ulittle8_t;
-typedef detail::packed_endian_specific_integral
                     <uint16_t, little, aligned> aligned_ulittle16_t;
 typedef detail::packed_endian_specific_integral
                     <uint32_t, little, aligned> aligned_ulittle32_t;
@@ -144,8 +138,6 @@
                     <uint64_t, little, aligned> aligned_ulittle64_t;
 
 typedef detail::packed_endian_specific_integral
-                     <int8_t, little, aligned>  aligned_little8_t;
-typedef detail::packed_endian_specific_integral
                      <int16_t, little, aligned> aligned_little16_t;
 typedef detail::packed_endian_specific_integral
                      <int32_t, little, aligned> aligned_little32_t;
@@ -153,8 +145,6 @@
                      <int64_t, little, aligned> aligned_little64_t;
 
 typedef detail::packed_endian_specific_integral
-                  <uint8_t, big, unaligned>     ubig8_t;
-typedef detail::packed_endian_specific_integral
                   <uint16_t, big, unaligned>    ubig16_t;
 typedef detail::packed_endian_specific_integral
                   <uint32_t, big, unaligned>    ubig32_t;
@@ -162,8 +152,6 @@
                   <uint64_t, big, unaligned>    ubig64_t;
 
 typedef detail::packed_endian_specific_integral
-                   <int8_t, big, unaligned>     big8_t;
-typedef detail::packed_endian_specific_integral
                    <int16_t, big, unaligned>    big16_t;
 typedef detail::packed_endian_specific_integral
                    <int32_t, big, unaligned>    big32_t;
@@ -171,8 +159,6 @@
                    <int64_t, big, unaligned>    big64_t;
 
 typedef detail::packed_endian_specific_integral
-                    <uint8_t, big, aligned>     aligned_ubig8_t;
-typedef detail::packed_endian_specific_integral
                     <uint16_t, big, aligned>    aligned_ubig16_t;
 typedef detail::packed_endian_specific_integral
                     <uint32_t, big, aligned>    aligned_ubig32_t;
@@ -180,8 +166,6 @@
                     <uint64_t, big, aligned>    aligned_ubig64_t;
 
 typedef detail::packed_endian_specific_integral
-                     <int8_t, big, aligned>     aligned_big8_t;
-typedef detail::packed_endian_specific_integral
                      <int16_t, big, aligned>    aligned_big16_t;
 typedef detail::packed_endian_specific_integral
                      <int32_t, big, aligned>    aligned_big32_t;
Index: include/llvm/Support/Win64EH.h
===================================================================
--- include/llvm/Support/Win64EH.h
+++ include/llvm/Support/Win64EH.h
@@ -40,8 +40,8 @@
 /// or part thereof.
 union UnwindCode {
   struct {
-    support::ulittle8_t CodeOffset;
-    support::ulittle8_t UnwindOpAndOpInfo;
+    uint8_t CodeOffset;
+    uint8_t UnwindOpAndOpInfo;
   } u;
   support::ulittle16_t FrameOffset;
 
@@ -74,10 +74,10 @@
 
 /// UnwindInfo - An entry in the exception table.
 struct UnwindInfo {
-  support::ulittle8_t VersionAndFlags;
-  support::ulittle8_t PrologSize;
-  support::ulittle8_t NumCodes;
-  support::ulittle8_t FrameRegisterAndOffset;
+  uint8_t VersionAndFlags;
+  uint8_t PrologSize;
+  uint8_t NumCodes;
+  uint8_t FrameRegisterAndOffset;
   UnwindCode UnwindCodes[1];
 
   uint8_t getVersion() const {
Index: lib/Object/COFFObjectFile.cpp
===================================================================
--- lib/Object/COFFObjectFile.cpp
+++ lib/Object/COFFObjectFile.cpp
@@ -25,7 +25,6 @@
 using namespace llvm;
 using namespace object;
 
-using support::ulittle8_t;
 using support::ulittle16_t;
 using support::ulittle32_t;
 using support::little16_t;
Index: tools/llvm-readobj/ARMWinEHPrinter.h
===================================================================
--- tools/llvm-readobj/ARMWinEHPrinter.h
+++ tools/llvm-readobj/ARMWinEHPrinter.h
@@ -28,55 +28,54 @@
   struct RingEntry {
     uint8_t Mask;
     uint8_t Value;
-    bool (Decoder::*Routine)(const support::ulittle8_t *, unsigned &, unsigned,
-                             bool);
+    bool (Decoder::*Routine)(const uint8_t *, unsigned &, unsigned, bool);
   };
   static const RingEntry Ring[];
 
-  bool opcode_0xxxxxxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_0xxxxxxx(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_10Lxxxxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_10Lxxxxx(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_1100xxxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_1100xxxx(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11010Lxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11010Lxx(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11011Lxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11011Lxx(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11100xxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11100xxx(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_111010xx(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_111010xx(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_1110110L(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_1110110L(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11101110(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11101110(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11101111(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11101111(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11110101(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11110101(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11110110(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11110110(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11110111(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11110111(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11111000(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11111000(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11111001(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11111001(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11111010(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11111010(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11111011(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11111011(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11111100(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11111100(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11111101(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11111101(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11111110(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11111110(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
-  bool opcode_11111111(const support::ulittle8_t *Opcodes, unsigned &Offset,
+  bool opcode_11111111(const uint8_t *Opcodes, unsigned &Offset,
                        unsigned Length, bool Prologue);
 
-  void decodeOpcodes(ArrayRef<support::ulittle8_t> Opcodes, unsigned Offset,
+  void decodeOpcodes(ArrayRef<uint8_t> Opcodes, unsigned Offset,
                      bool Prologue);
 
   void printRegisters(const std::pair<uint16_t, uint32_t> &RegisterMask);
@@ -116,4 +115,3 @@
 }
 
 #endif
-
Index: tools/llvm-readobj/ARMWinEHPrinter.cpp
===================================================================
--- tools/llvm-readobj/ARMWinEHPrinter.cpp
+++ tools/llvm-readobj/ARMWinEHPrinter.cpp
@@ -233,7 +233,7 @@
   return readobj_error::unknown_symbol;
 }
 
-bool Decoder::opcode_0xxxxxxx(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_0xxxxxxx(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   uint8_t Imm = OC[Offset] & 0x7f;
   SW.startLine() << format("0x%02x                ; %s sp, #(%u * 4)\n",
@@ -244,7 +244,7 @@
   return false;
 }
 
-bool Decoder::opcode_10Lxxxxx(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_10Lxxxxx(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   unsigned Link = (OC[Offset] & 0x20) >> 5;
   uint16_t RegisterMask = (Link << (Prologue ? 14 : 15))
@@ -263,7 +263,7 @@
   return false;
 }
 
-bool Decoder::opcode_1100xxxx(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_1100xxxx(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   if (Prologue)
     SW.startLine() << format("0x%02x                ; mov r%u, sp\n",
@@ -275,7 +275,7 @@
   return false;
 }
 
-bool Decoder::opcode_11010Lxx(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11010Lxx(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   unsigned Link = (OC[Offset] & 0x4) >> 3;
   unsigned Count = (OC[Offset] & 0x3);
@@ -292,7 +292,7 @@
   return false;
 }
 
-bool Decoder::opcode_11011Lxx(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11011Lxx(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   unsigned Link = (OC[Offset] & 0x4) >> 2;
   unsigned Count = (OC[Offset] & 0x3) + 4;
@@ -309,7 +309,7 @@
   return false;
 }
 
-bool Decoder::opcode_11100xxx(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11100xxx(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   unsigned High = (OC[Offset] & 0x7);
   uint32_t VFPMask = (((1 << (High + 1)) - 1) << 8);
@@ -323,7 +323,7 @@
   return false;
 }
 
-bool Decoder::opcode_111010xx(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_111010xx(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   uint16_t Imm = ((OC[Offset + 0] & 0x03) << 8) | ((OC[Offset + 1] & 0xff) << 0);
 
@@ -336,7 +336,7 @@
   return false;
 }
 
-bool Decoder::opcode_1110110L(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_1110110L(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   uint8_t GPRMask = ((OC[Offset + 0] & 0x01) << (Prologue ? 14 : 15))
                   | ((OC[Offset + 1] & 0xff) << 0);
@@ -350,7 +350,7 @@
   return false;
 }
 
-bool Decoder::opcode_11101110(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11101110(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   assert(!Prologue && "may not be used in prologue");
 
@@ -366,7 +366,7 @@
   return false;
 }
 
-bool Decoder::opcode_11101111(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11101111(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   assert(!Prologue && "may not be used in prologue");
 
@@ -382,7 +382,7 @@
   return false;
 }
 
-bool Decoder::opcode_11110101(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11110101(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   unsigned Start = (OC[Offset + 1] & 0xf0) >> 4;
   unsigned End = (OC[Offset + 1] & 0x0f) >> 0;
@@ -397,7 +397,7 @@
   return false;
 }
 
-bool Decoder::opcode_11110110(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11110110(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   unsigned Start = (OC[Offset + 1] & 0xf0) >> 4;
   unsigned End = (OC[Offset + 1] & 0x0f) >> 0;
@@ -412,7 +412,7 @@
   return false;
 }
 
-bool Decoder::opcode_11110111(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11110111(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   uint32_t Imm = (OC[Offset + 1] << 8) | (OC[Offset + 2] << 0);
 
@@ -425,7 +425,7 @@
   return false;
 }
 
-bool Decoder::opcode_11111000(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11111000(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   uint32_t Imm = (OC[Offset + 1] << 16)
                | (OC[Offset + 2] << 8)
@@ -440,7 +440,7 @@
   return false;
 }
 
-bool Decoder::opcode_11111001(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11111001(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   uint32_t Imm = (OC[Offset + 1] << 8) | (OC[Offset + 2] << 0);
 
@@ -453,7 +453,7 @@
   return false;
 }
 
-bool Decoder::opcode_11111010(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11111010(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   uint32_t Imm = (OC[Offset + 1] << 16)
                | (OC[Offset + 2] << 8)
@@ -468,41 +468,41 @@
   return false;
 }
 
-bool Decoder::opcode_11111011(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11111011(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   SW.startLine() << format("0x%02x                ; nop\n", OC[Offset]);
   ++Offset;
   return false;
 }
 
-bool Decoder::opcode_11111100(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11111100(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   SW.startLine() << format("0x%02x                ; nop.w\n", OC[Offset]);
   ++Offset;
   return false;
 }
 
-bool Decoder::opcode_11111101(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11111101(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   SW.startLine() << format("0x%02x                ; b\n", OC[Offset]);
   ++Offset;
   return true;
 }
 
-bool Decoder::opcode_11111110(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11111110(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   SW.startLine() << format("0x%02x                ; b.w\n", OC[Offset]);
   ++Offset;
   return true;
 }
 
-bool Decoder::opcode_11111111(const ulittle8_t *OC, unsigned &Offset,
+bool Decoder::opcode_11111111(const uint8_t *OC, unsigned &Offset,
                               unsigned Length, bool Prologue) {
   ++Offset;
   return true;
 }
 
-void Decoder::decodeOpcodes(ArrayRef<ulittle8_t> Opcodes, unsigned Offset,
+void Decoder::decodeOpcodes(ArrayRef<uint8_t> Opcodes, unsigned Offset,
                             bool Prologue) {
   assert((!Prologue || Offset == 0) && "prologue should always use offset 0");
 
@@ -546,7 +546,7 @@
                  static_cast<uint64_t>(XData.CodeWords() * sizeof(uint32_t)));
 
   if (XData.E()) {
-    ArrayRef<ulittle8_t> UC = XData.UnwindByteCode();
+    ArrayRef<uint8_t> UC = XData.UnwindByteCode();
     if (!XData.F()) {
       ListScope PS(SW, "Prologue");
       decodeOpcodes(UC, 0, /*Prologue=*/true);
@@ -741,4 +741,3 @@
 }
 }
 }
-