Start adding an integrated assembler.

src/IceCfgNode.cpp

 //===- subzero/src/IceCfgNode.cpp - Basic block (node) implementation -----===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file implements the CfgNode class, including the complexities
@@ skipping 464 matching lines @@
   }
   for (InstList::const_iterator I = Insts.begin(), E = Insts.end(); I != E;
        ++I) {
     Inst *Inst = *I;
     if (Inst->isDeleted())
       continue;
     // Here we detect redundant assignments like "mov eax, eax" and
     // suppress them.
     if (Inst->isRedundantAssign())
       continue;
-    (*I)->emit(Func);
+    if (Func->UseIntegratedAssembler()) {
+      (*I)->emitIAS(Func);
+    } else {
+      (*I)->emit(Func);
+    }
   }
 }
 
 void CfgNode::dump(Cfg *Func) const {
   Func->setCurrentNode(this);
   Ostream &Str = Func->getContext()->getStrDump();
   Liveness *Liveness = Func->getLiveness();
   if (Func->getContext()->isVerbose(IceV_Instructions)) {
     Str << getName() << ":\n";
   }
@@ skipping 54 matching lines @@
          I != E; ++I) {
       if (I != OutEdges.begin())
         Str << ", ";
       Str << "%" << (*I)->getName();
     }
     Str << "\n";
   }
 }
 
 } // end of namespace Ice