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diff --git a/contrib/llvm/lib/Target/Mips/Mips.td b/contrib/llvm/lib/Target/Mips/Mips.td
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+++ b/contrib/llvm/lib/Target/Mips/Mips.td
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+//===-- Mips.td - Describe the Mips Target Machine ---------*- tablegen -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+// This is the top level entry point for the Mips target.
+//===----------------------------------------------------------------------===//
+
+//===----------------------------------------------------------------------===//
+// Target-independent interfaces
+//===----------------------------------------------------------------------===//
+
+include "llvm/Target/Target.td"
+
+//===----------------------------------------------------------------------===//
+// Register File, Calling Conv, Instruction Descriptions
+//===----------------------------------------------------------------------===//
+
+include "MipsRegisterInfo.td"
+include "MipsSchedule.td"
+include "MipsInstrInfo.td"
+include "MipsCallingConv.td"
+
+def MipsInstrInfo : InstrInfo;
+
+//===----------------------------------------------------------------------===//
+// Mips Subtarget features                                                    //
+//===----------------------------------------------------------------------===//
+
+def FeatureGP64Bit     : SubtargetFeature<"gp64", "IsGP64bit", "true",
+                                "General Purpose Registers are 64-bit wide.">;
+def FeatureFP64Bit     : SubtargetFeature<"fp64", "IsFP64bit", "true",
+                                "Support 64-bit FP registers.">;
+def FeatureSingleFloat : SubtargetFeature<"single-float", "IsSingleFloat",
+                                "true", "Only supports single precision float">;
+def FeatureO32         : SubtargetFeature<"o32", "MipsABI", "O32",
+                                "Enable o32 ABI">;
+def FeatureN32         : SubtargetFeature<"n32", "MipsABI", "N32",
+                                "Enable n32 ABI">;
+def FeatureN64         : SubtargetFeature<"n64", "MipsABI", "N64",
+                                "Enable n64 ABI">;
+def FeatureEABI        : SubtargetFeature<"eabi", "MipsABI", "EABI",
+                                "Enable eabi ABI">;
+def FeatureVFPU        : SubtargetFeature<"vfpu", "HasVFPU",
+                                "true", "Enable vector FPU instructions.">;
+def FeatureSEInReg     : SubtargetFeature<"seinreg", "HasSEInReg", "true",
+                                "Enable 'signext in register' instructions.">;
+def FeatureCondMov     : SubtargetFeature<"condmov", "HasCondMov", "true",
+                                "Enable 'conditional move' instructions.">;
+def FeatureMulDivAdd   : SubtargetFeature<"muldivadd", "HasMulDivAdd", "true",
+                                "Enable 'multiply add/sub' instructions.">;
+def FeatureMinMax      : SubtargetFeature<"minmax", "HasMinMax", "true",
+                                "Enable 'min/max' instructions.">;
+def FeatureSwap        : SubtargetFeature<"swap", "HasSwap", "true",
+                                "Enable 'byte/half swap' instructions.">;
+def FeatureBitCount    : SubtargetFeature<"bitcount", "HasBitCount", "true",
+                                "Enable 'count leading bits' instructions.">;
+def FeatureMips32      : SubtargetFeature<"mips32", "MipsArchVersion", "Mips32",
+                                "Mips32 ISA Support",
+                                [FeatureCondMov, FeatureBitCount]>;
+def FeatureMips32r2    : SubtargetFeature<"mips32r2", "MipsArchVersion",
+                                "Mips32r2", "Mips32r2 ISA Support",
+                                [FeatureMips32, FeatureSEInReg, FeatureSwap]>;
+def FeatureMips64      : SubtargetFeature<"mips64", "MipsArchVersion",
+                                "Mips64", "Mips64 ISA Support",
+                                [FeatureGP64Bit, FeatureFP64Bit,
+                                 FeatureMips32]>;
+def FeatureMips64r2    : SubtargetFeature<"mips64r2", "MipsArchVersion",
+                                "Mips64r2", "Mips64r2 ISA Support",
+                                [FeatureMips64, FeatureMips32r2]>;
+
+//===----------------------------------------------------------------------===//
+// Mips processors supported.
+//===----------------------------------------------------------------------===//
+
+class Proc<string Name, list<SubtargetFeature> Features>
+ : Processor<Name, MipsGenericItineraries, Features>;
+
+def : Proc<"mips32", [FeatureMips32]>;
+def : Proc<"mips32r2", [FeatureMips32r2]>;
+def : Proc<"mips64", [FeatureMips64]>;
+def : Proc<"mips64r2", [FeatureMips64r2]>;
+
+def MipsAsmWriter : AsmWriter {
+  string AsmWriterClassName  = "InstPrinter";
+  bit isMCAsmWriter = 1;
+}
+
+def Mips : Target {
+  let InstructionSet = MipsInstrInfo;
+
+  let AssemblyWriters = [MipsAsmWriter];
+}
+