Create a proper target machine for PNaCl.

lib/LTO/LTOModule.cpp

 //===-- LTOModule.cpp - LLVM Link Time Optimizer --------------------------===//
 //
 //                     The LLVM Compiler Infrastructure
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file implements the Link Time Optimization library. This library is
@@ skipping 187 matching lines @@
 
   // If we own a context, we know this is being used only for symbol
   // extraction, not linking.  Be lazy in that case.
   std::unique_ptr<Module> M(parseBitcodeFileImpl(
       Buffer, *Context,
       /* ShouldBeLazy */ static_cast<bool>(OwnedContext), errMsg));
   if (!M)
     return nullptr;
 
   std::string TripleStr = M->getTargetTriple();
-  // @LOCALMOD-BEGIN
-  // Pretend that we are ARM for name mangling and assembly conventions.
-  // https://code.google.com/p/nativeclient/issues/detail?id=2554
-  if (TripleStr == "le32-unknown-nacl") {
-    TripleStr = "armv7a-none-nacl-gnueabi";
-  }
-  // @LOCALMOD-END
+
   if (TripleStr.empty())
     TripleStr = sys::getDefaultTargetTriple();
   llvm::Triple Triple(TripleStr);
 
   // find machine architecture for this module
   const Target *march = TargetRegistry::lookupTarget(TripleStr, errMsg);
   if (!march)
     return nullptr;
 
   // construct LTOModule, hand over ownership of module and target
@@ skipping 446 matching lines @@
         if (!DepLibName.empty())
           _deplibs.push_back(DepLibName.data());
         else if (!Op.empty())
           _linkeropts.push_back(Op.data());
       }
     }
   }
 
   // Add other interesting metadata here.
 }