Subzero: A few fixes toward running larger programs.

src/IceInstX8632.cpp

 //===- subzero/src/IceInstX8632.cpp - X86-32 instruction 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 InstX8632 and OperandX8632 classes,
@@ skipping 104 matching lines @@
   addSource(Source2);
 }
 
 InstX8632Label::InstX8632Label(Cfg *Func, TargetX8632 *Target)
     : InstX8632(Func, InstX8632::Label, 0, NULL),
       Number(Target->makeNextLabelNumber()) {}
 
 IceString InstX8632Label::getName(const Cfg *Func) const {
   char buf[30];
   snprintf(buf, llvm::array_lengthof(buf), "%u", Number);
-  return ".L" + Func->getFunctionName() + "$__" + buf;
+  return ".L" + Func->getFunctionName() + "$local$__" + buf;
 }
 
 InstX8632Br::InstX8632Br(Cfg *Func, CfgNode *TargetTrue, CfgNode *TargetFalse,
                          InstX8632Label *Label, InstX8632::BrCond Condition)
     : InstX8632(Func, InstX8632::Br, 0, NULL), Condition(Condition),
       TargetTrue(TargetTrue), TargetFalse(TargetFalse), Label(Label) {}
 
 InstX8632Call::InstX8632Call(Cfg *Func, Variable *Dest, Operand *CallTarget)
     : InstX8632(Func, InstX8632::Call, 1, Dest) {
   HasSideEffects = true;
@@ skipping 1331 matching lines @@
   default:
     Str << "???";
     break;
   }
   Str << "(";
   Var->dump(Func);
   Str << ")";
 }
 
 } // end of namespace Ice