Start adding an integrated assembler.

src/IceGlobalContext.h

 //===- subzero/src/IceGlobalContext.h - Global context defs -----*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file declares aspects of the compilation that persist across
@@ skipping 57 matching lines @@
   // rather than once per function.
   bool testAndSetHasEmittedFirstMethod() {
     bool HasEmitted = HasEmittedFirstMethod;
     HasEmittedFirstMethod = true;
     return HasEmitted;
   }
 
   // Manage Constants.
   // getConstant*() functions are not const because they might add
   // something to the constant pool.
-  Constant *getConstantInt(Type Ty, uint64_t ConstantInt64);
+  Constant *getConstantInt64(Type Ty, uint64_t ConstantInt64);
+  Constant *getConstantInt32(Type Ty, uint32_t ConstantInt32);
   Constant *getConstantFloat(float Value);
   Constant *getConstantDouble(double Value);
   // Returns a symbolic constant.
   Constant *getConstantSym(Type Ty, int64_t Offset, const IceString &Name = "",
                            bool SuppressMangling = false);
   // Returns an undef.
   Constant *getConstantUndef(Type Ty);
   // Returns a zero value.
   Constant *getConstantZero(Type Ty);
   // getConstantPool() returns a copy of the constant pool for
@@ skipping 29 matching lines @@
   GlobalContext &operator=(const GlobalContext &) LLVM_DELETED_FUNCTION;
 
   // Private helpers for mangleName()
   typedef llvm::SmallVector<char, 32> ManglerVector;
   void incrementSubstitutions(ManglerVector &OldName) const;
 };
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICEGLOBALCONTEXT_H