Instrumented local variables and implemented runtime.

src/IceTargetLoweringX86BaseImpl.h

 //===- subzero/src/IceTargetLoweringX86BaseImpl.h - x86 lowering -*- C++ -*-==//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 5313 matching lines @@
       NewOffset += MoreOffset;
     }
     if (Const1) {
       const int32_t MoreOffset =
           IsAdd ? Const1->getValue() : -Const1->getValue();
       if (Utils::WouldOverflowAdd(*Offset + NewOffset, MoreOffset))
         return nullptr;
       NewOffset += MoreOffset;
     }
     if (Utils::WouldOverflowAdd(*Offset, NewOffset << Shift))
-        return nullptr;
+      return nullptr;
     *IndexOrBase = NewIndexOrBase;
     *Offset += (NewOffset << Shift);
     // Shift is always zero if this is called with the base
     *Relocatable = NewRelocatable;
     return Definition;
   }
   return nullptr;
 }
 
 template <typename TypeTraits>
@@ skipping 2629 matching lines @@
         emitGlobal(*Var, SectionSuffix);
       }
     }
   } break;
   }
 }
 } // end of namespace X86NAMESPACE
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICETARGETLOWERINGX86BASEIMPL_H