Import prebuilt clang toolchain for linux.
diff --git a/linux-x64/clang/include/llvm/MC/MCInstrAnalysis.h b/linux-x64/clang/include/llvm/MC/MCInstrAnalysis.h
new file mode 100644
index 0000000..dd3e1df
--- /dev/null
+++ b/linux-x64/clang/include/llvm/MC/MCInstrAnalysis.h
@@ -0,0 +1,72 @@
+//===- llvm/MC/MCInstrAnalysis.h - InstrDesc target hooks -------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines the MCInstrAnalysis class which the MCTargetDescs can
+// derive from to give additional information to MC.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_MC_MCINSTRANALYSIS_H
+#define LLVM_MC_MCINSTRANALYSIS_H
+
+#include "llvm/MC/MCInst.h"
+#include "llvm/MC/MCInstrDesc.h"
+#include "llvm/MC/MCInstrInfo.h"
+#include <cstdint>
+
+namespace llvm {
+
+class MCInstrAnalysis {
+protected:
+  friend class Target;
+
+  const MCInstrInfo *Info;
+
+public:
+  MCInstrAnalysis(const MCInstrInfo *Info) : Info(Info) {}
+  virtual ~MCInstrAnalysis() = default;
+
+  virtual bool isBranch(const MCInst &Inst) const {
+    return Info->get(Inst.getOpcode()).isBranch();
+  }
+
+  virtual bool isConditionalBranch(const MCInst &Inst) const {
+    return Info->get(Inst.getOpcode()).isConditionalBranch();
+  }
+
+  virtual bool isUnconditionalBranch(const MCInst &Inst) const {
+    return Info->get(Inst.getOpcode()).isUnconditionalBranch();
+  }
+
+  virtual bool isIndirectBranch(const MCInst &Inst) const {
+    return Info->get(Inst.getOpcode()).isIndirectBranch();
+  }
+
+  virtual bool isCall(const MCInst &Inst) const {
+    return Info->get(Inst.getOpcode()).isCall();
+  }
+
+  virtual bool isReturn(const MCInst &Inst) const {
+    return Info->get(Inst.getOpcode()).isReturn();
+  }
+
+  virtual bool isTerminator(const MCInst &Inst) const {
+    return Info->get(Inst.getOpcode()).isTerminator();
+  }
+
+  /// \brief Given a branch instruction try to get the address the branch
+  /// targets. Return true on success, and the address in Target.
+  virtual bool
+  evaluateBranch(const MCInst &Inst, uint64_t Addr, uint64_t Size,
+                 uint64_t &Target) const;
+};
+
+} // end namespace llvm
+
+#endif // LLVM_MC_MCINSTRANALYSIS_H