Subzero: Allow deeper levels of variable splitting.

src/IceCfg.cpp

 //===- subzero/src/IceCfg.cpp - Control flow graph implementation ---------===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 1559 matching lines @@
     dump("After recomputing liveness for -decorate-asm");
   }
   OstreamLocker L(Ctx);
   Ostream &Str = Ctx->getStrEmit();
   const Assembler *Asm = getAssembler<>();
   const bool NeedSandboxing = getFlags().getUseSandboxing();
 
   emitTextHeader(FunctionName, Ctx, Asm);
   if (getFlags().getDecorateAsm()) {
     for (Variable *Var : getVariables()) {
-      if (Var->getStackOffset() && !Var->isRematerializable()) {
+      if (Var->hasStackOffset() && !Var->isRematerializable()) {
         Str << "\t" << Var->getSymbolicStackOffset() << " = "
             << Var->getStackOffset() << "\n";
       }
     }
   }
   for (CfgNode *Node : Nodes) {
     if (NeedSandboxing && Node->needsAlignment()) {
       Str << "\t" << Asm->getAlignDirective() << " "
           << Asm->getBundleAlignLog2Bytes() << "\n";
     }
@@ skipping 92 matching lines @@
     }
   }
   // Print each basic block
   for (CfgNode *Node : Nodes)
     Node->dump(this);
   if (isVerbose(IceV_Instructions))
     Str << "}\n";
 }
 
 } // end of namespace Ice