Subzero: Initial implementation of multithreaded translation.

src/PNaClTranslator.cpp

 //===- subzero/src/PNaClTranslator.cpp - ICE from bitcode -----------------===//
 //
 //                        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 PNaCl bitcode file to Ice, to machine code
@@ skipping 14 matching lines @@
 #include "IceAPFloat.h"
 #include "IceCfg.h"
 #include "IceCfgNode.h"
 #include "IceClFlags.h"
 #include "IceDefs.h"
 #include "IceGlobalInits.h"
 #include "IceInst.h"
 #include "IceOperand.h"
 #include "PNaClTranslator.h"
 
-#include <memory>
-
 namespace {
 using namespace llvm;
 
 // Models elements in the list of types defined in the types block.
 // These elements can be undefined, a (simple) type, or a function type
 // signature. Note that an extended type is undefined on construction.
 // Use methods setAsSimpleType and setAsFuncSigType to define
 // the extended type.
 class ExtendedType {
   ExtendedType &operator=(const ExtendedType &Ty) = delete;
@@ skipping 2768 matching lines @@
       ++NameIndex;
     } else {
       Trans.checkIfUnnamedNameSafe(Decl->getName(), Context, Prefix);
     }
   }
 
   bool ParseBlock(unsigned BlockID) override;
 
   void ExitBlock() override {
     InstallGlobalNamesAndGlobalVarInitializers();
+    getTranslator().getContext()->waitForWorkerThreads();
     getTranslator().emitConstants();
   }
 
   void ProcessRecord() override;
 };
 
 class ModuleValuesymtabParser : public ValuesymtabParser {
   ModuleValuesymtabParser(const ModuleValuesymtabParser &) = delete;
   void operator=(const ModuleValuesymtabParser &) = delete;
 
@@ skipping 164 matching lines @@
 
   if (TopLevelBlocks != 1) {
     errs() << IRFilename
            << ": Contains more than one module. Found: " << TopLevelBlocks
            << "\n";
     ErrorStatus = true;
   }
 }
 
 } // end of namespace Ice