Update aosp/master LLVM for rebase to r222494.

Change-Id: Ic787f5e0124df789bd26f3f24680f45e678eef2d

33 files changed, 73 insertions, 186 deletions

diff --git a/examples/BrainF/BrainFDriver.cpp b/examples/BrainF/BrainFDriver.cpp
index e2de6bc..99c8ff3 100644
--- a/examples/BrainF/BrainFDriver.cpp
+++ b/examples/BrainF/BrainFDriver.cpp
@@ -26,8 +26,8 @@
 
 #include "BrainF.h"
 #include "llvm/Bitcode/ReaderWriter.h"
+#include "llvm/ExecutionEngine/ExecutionEngine.h"
 #include "llvm/ExecutionEngine/GenericValue.h"
-#include "llvm/ExecutionEngine/JIT.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/Verifier.h"
 #include "llvm/Support/CommandLine.h"
@@ -107,9 +107,8 @@ int main(int argc, char **argv) {
       OutputFilename = base+".bc";
     }
     if (OutputFilename != "-") {
-      std::string ErrInfo;
-      out = new raw_fd_ostream(OutputFilename.c_str(), ErrInfo,
-                               sys::fs::F_None);
+      std::error_code EC;
+      out = new raw_fd_ostream(OutputFilename, EC, sys::fs::F_None);
     }
   }
 
@@ -125,13 +124,13 @@ int main(int argc, char **argv) {
 
   //Read the BrainF program
   BrainF bf;
-  Module *mod = bf.parse(in, 65536, cf, Context); //64 KiB
+  std::unique_ptr<Module> Mod(bf.parse(in, 65536, cf, Context)); // 64 KiB
   if (in != &std::cin)
     delete in;
-  addMainFunction(mod);
+  addMainFunction(Mod.get());
 
   //Verify generated code
-  if (verifyModule(*mod)) {
+  if (verifyModule(*Mod)) {
     errs() << "Error: module failed verification.  This shouldn't happen.\n";
     abort();
   }
@@ -141,18 +140,18 @@ int main(int argc, char **argv) {
     InitializeNativeTarget();
 
     outs() << "------- Running JIT -------\n";
-    ExecutionEngine *ee = EngineBuilder(mod).create();
+    Module &M = *Mod;
+    ExecutionEngine *ee = EngineBuilder(std::move(Mod)).create();
     std::vector<GenericValue> args;
-    Function *brainf_func = mod->getFunction("brainf");
+    Function *brainf_func = M.getFunction("brainf");
     GenericValue gv = ee->runFunction(brainf_func, args);
   } else {
-    WriteBitcodeToFile(mod, *out);
+    WriteBitcodeToFile(Mod.get(), *out);
   }
 
   //Clean up
   if (out != &outs())
     delete out;
-  delete mod;
 
   llvm_shutdown();
 
diff --git a/examples/BrainF/CMakeLists.txt b/examples/BrainF/CMakeLists.txt
index 025d093..cf1cf1b 100644
--- a/examples/BrainF/CMakeLists.txt
+++ b/examples/BrainF/CMakeLists.txt
@@ -2,7 +2,7 @@ set(LLVM_LINK_COMPONENTS
   BitWriter
   Core
   ExecutionEngine
-  JIT
+  MC
   Support
   nativecodegen
   )
diff --git a/examples/BrainF/Makefile b/examples/BrainF/Makefile
index 2c3e066..3e36e07 100644
--- a/examples/BrainF/Makefile
+++ b/examples/BrainF/Makefile
@@ -10,6 +10,6 @@ LEVEL = ../..
 TOOLNAME = BrainF
 EXAMPLE_TOOL = 1
 
-LINK_COMPONENTS := jit bitwriter nativecodegen interpreter
+LINK_COMPONENTS := mcjit bitwriter nativecodegen interpreter
 
 include $(LEVEL)/Makefile.common
diff --git a/examples/ExceptionDemo/CMakeLists.txt b/examples/ExceptionDemo/CMakeLists.txt
index 5324acd..9cadd94 100644
--- a/examples/ExceptionDemo/CMakeLists.txt
+++ b/examples/ExceptionDemo/CMakeLists.txt
@@ -1,12 +1,15 @@
 set(LLVM_LINK_COMPONENTS
   Core
   ExecutionEngine
+  MC
   MCJIT
   Support
   nativecodegen
   )
 
+# Enable EH and RTTI for this demo
 set(LLVM_REQUIRES_EH 1)
+set(LLVM_REQUIRES_RTTI 1)
 
 add_llvm_example(ExceptionDemo
   ExceptionDemo.cpp
diff --git a/examples/ExceptionDemo/ExceptionDemo.cpp b/examples/ExceptionDemo/ExceptionDemo.cpp
index 24e538c..17076fa 100644
--- a/examples/ExceptionDemo/ExceptionDemo.cpp
+++ b/examples/ExceptionDemo/ExceptionDemo.cpp
@@ -1957,17 +1957,17 @@ int main(int argc, char *argv[]) {
   llvm::IRBuilder<> theBuilder(context);
 
   // Make the module, which holds all the code.
-  llvm::Module *module = new llvm::Module("my cool jit", context);
+  std::unique_ptr<llvm::Module> Owner =
+      llvm::make_unique<llvm::Module>("my cool jit", context);
+  llvm::Module *module = Owner.get();
 
   llvm::RTDyldMemoryManager *MemMgr = new llvm::SectionMemoryManager();
 
   // Build engine with JIT
-  llvm::EngineBuilder factory(module);
+  llvm::EngineBuilder factory(std::move(Owner));
   factory.setEngineKind(llvm::EngineKind::JIT);
-  factory.setAllocateGVsWithCode(false);
   factory.setTargetOptions(Opts);
   factory.setMCJITMemoryManager(MemMgr);
-  factory.setUseMCJIT(true);
   llvm::ExecutionEngine *executionEngine = factory.create();
 
   {
@@ -1977,7 +1977,7 @@ int main(int argc, char *argv[]) {
     // Start with registering info about how the
     // target lays out data structures.
     module->setDataLayout(executionEngine->getDataLayout());
-    fpm.add(new llvm::DataLayoutPass(module));
+    fpm.add(new llvm::DataLayoutPass());
 
     // Optimizations turned on
 #ifdef ADD_OPT_PASSES
diff --git a/examples/ExceptionDemo/Makefile b/examples/ExceptionDemo/Makefile
index 58d9def..895b61d 100644
--- a/examples/ExceptionDemo/Makefile
+++ b/examples/ExceptionDemo/Makefile
@@ -11,6 +11,6 @@ TOOLNAME = ExceptionDemo
 EXAMPLE_TOOL = 1
 REQUIRES_EH = 1
 
-LINK_COMPONENTS := jit mcjit nativecodegen
+LINK_COMPONENTS := mcjit nativecodegen
 
 include $(LEVEL)/Makefile.common
diff --git a/examples/Fibonacci/CMakeLists.txt b/examples/Fibonacci/CMakeLists.txt
index 724a0f6..087ccdd 100644
--- a/examples/Fibonacci/CMakeLists.txt
+++ b/examples/Fibonacci/CMakeLists.txt
@@ -2,7 +2,7 @@ set(LLVM_LINK_COMPONENTS
   Core
   ExecutionEngine
   Interpreter
-  JIT
+  MC
   Support
   nativecodegen
   )
diff --git a/examples/Fibonacci/Makefile b/examples/Fibonacci/Makefile
index 71f6ba0..c99110a 100644
--- a/examples/Fibonacci/Makefile
+++ b/examples/Fibonacci/Makefile
@@ -12,6 +12,6 @@ TOOLNAME = Fibonacci
 EXAMPLE_TOOL = 1
 
 # Link in JIT support
-LINK_COMPONENTS := jit interpreter nativecodegen
+LINK_COMPONENTS := interpreter mcjit nativecodegen
 
 include $(LEVEL)/Makefile.common
diff --git a/examples/Fibonacci/fibonacci.cpp b/examples/Fibonacci/fibonacci.cpp
index ba8e953..8092e19 100644
--- a/examples/Fibonacci/fibonacci.cpp
+++ b/examples/Fibonacci/fibonacci.cpp
@@ -26,7 +26,6 @@
 #include "llvm/IR/Verifier.h"
 #include "llvm/ExecutionEngine/GenericValue.h"
 #include "llvm/ExecutionEngine/Interpreter.h"
-#include "llvm/ExecutionEngine/JIT.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/DerivedTypes.h"
 #include "llvm/IR/Instructions.h"
@@ -96,15 +95,16 @@ int main(int argc, char **argv) {
   LLVMContext Context;
 
   // Create some module to put our function into it.
-  std::unique_ptr<Module> M(new Module("test", Context));
+  std::unique_ptr<Module> Owner(new Module("test", Context));
+  Module *M = Owner.get();
 
   // We are about to create the "fib" function:
-  Function *FibF = CreateFibFunction(M.get(), Context);
+  Function *FibF = CreateFibFunction(M, Context);
 
   // Now we going to create JIT
   std::string errStr;
   ExecutionEngine *EE =
-    EngineBuilder(M.get())
+    EngineBuilder(std::move(Owner))
     .setErrorStr(&errStr)
     .setEngineKind(EngineKind::JIT)
     .create();
diff --git a/examples/HowToUseJIT/CMakeLists.txt b/examples/HowToUseJIT/CMakeLists.txt
index 88aed02..a344ad0 100644
--- a/examples/HowToUseJIT/CMakeLists.txt
+++ b/examples/HowToUseJIT/CMakeLists.txt
@@ -2,7 +2,7 @@ set(LLVM_LINK_COMPONENTS
   Core
   ExecutionEngine
   Interpreter
-  JIT
+  MC
   Support
   nativecodegen
   )
diff --git a/examples/HowToUseJIT/HowToUseJIT.cpp b/examples/HowToUseJIT/HowToUseJIT.cpp
index 7125a15..9552240 100644
--- a/examples/HowToUseJIT/HowToUseJIT.cpp
+++ b/examples/HowToUseJIT/HowToUseJIT.cpp
@@ -36,7 +36,6 @@
 
 #include "llvm/ExecutionEngine/GenericValue.h"
 #include "llvm/ExecutionEngine/Interpreter.h"
-#include "llvm/ExecutionEngine/JIT.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/DerivedTypes.h"
 #include "llvm/IR/IRBuilder.h"
@@ -56,7 +55,8 @@ int main() {
   LLVMContext Context;
   
   // Create some module to put our function into it.
-  Module *M = new Module("test", Context);
+  std::unique_ptr<Module> Owner = make_unique<Module>("test", Context);
+  Module *M = Owner.get();
 
   // Create the add1 function entry and insert this entry into module M.  The
   // function will have a return type of "int" and take an argument of "int".
@@ -114,7 +114,7 @@ int main() {
   builder.CreateRet(Add1CallRes);
 
   // Now we create the JIT.
-  ExecutionEngine* EE = EngineBuilder(M).create();
+  ExecutionEngine* EE = EngineBuilder(std::move(Owner)).create();
 
   outs() << "We just constructed this LLVM module:\n\n" << *M;
   outs() << "\n\nRunning foo: ";
@@ -126,7 +126,6 @@ int main() {
 
   // Import result of execution:
   outs() << "Result: " << gv.IntVal << "\n";
-  EE->freeMachineCodeForFunction(FooF);
   delete EE;
   llvm_shutdown();
   return 0;
diff --git a/examples/HowToUseJIT/Makefile b/examples/HowToUseJIT/Makefile
index c8919db..26a25a1 100644
--- a/examples/HowToUseJIT/Makefile
+++ b/examples/HowToUseJIT/Makefile
@@ -10,6 +10,6 @@ LEVEL = ../..
 TOOLNAME = HowToUseJIT
 EXAMPLE_TOOL = 1
 
-LINK_COMPONENTS := jit interpreter nativecodegen
+LINK_COMPONENTS := mcjit interpreter nativecodegen
 
 include $(LEVEL)/Makefile.common
diff --git a/examples/Kaleidoscope/Chapter4/CMakeLists.txt b/examples/Kaleidoscope/Chapter4/CMakeLists.txt
index 72a9f05..2f828dc 100644
--- a/examples/Kaleidoscope/Chapter4/CMakeLists.txt
+++ b/examples/Kaleidoscope/Chapter4/CMakeLists.txt
@@ -3,7 +3,7 @@ set(LLVM_LINK_COMPONENTS
   Core
   ExecutionEngine
   InstCombine
-  JIT
+  MC
   ScalarOpts
   Support
   nativecodegen
diff --git a/examples/Kaleidoscope/Chapter4/Makefile b/examples/Kaleidoscope/Chapter4/Makefile
index 30162d9..6d6a670 100644
--- a/examples/Kaleidoscope/Chapter4/Makefile
+++ b/examples/Kaleidoscope/Chapter4/Makefile
@@ -10,6 +10,6 @@ LEVEL = ../../..
 TOOLNAME = Kaleidoscope-Ch4
 EXAMPLE_TOOL = 1
 
-LINK_COMPONENTS := core jit native
+LINK_COMPONENTS := core mcjit native
 
 include $(LEVEL)/Makefile.common
diff --git a/examples/Kaleidoscope/Chapter4/toy.cpp b/examples/Kaleidoscope/Chapter4/toy.cpp
index a8f5942..3564d75 100644
--- a/examples/Kaleidoscope/Chapter4/toy.cpp
+++ b/examples/Kaleidoscope/Chapter4/toy.cpp
@@ -1,6 +1,5 @@
 #include "llvm/Analysis/Passes.h"
 #include "llvm/ExecutionEngine/ExecutionEngine.h"
-#include "llvm/ExecutionEngine/JIT.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/DerivedTypes.h"
 #include "llvm/IR/IRBuilder.h"
@@ -572,11 +571,13 @@ int main() {
   getNextToken();
 
   // Make the module, which holds all the code.
-  TheModule = new Module("my cool jit", Context);
+  std::unique_ptr<Module> Owner = make_unique<Module>("my cool jit", Context);
+  TheModule = Owner.get();
 
   // Create the JIT.  This takes ownership of the module.
   std::string ErrStr;
-  TheExecutionEngine = EngineBuilder(TheModule).setErrorStr(&ErrStr).create();
+  TheExecutionEngine =
+      EngineBuilder(std::move(Owner)).setErrorStr(&ErrStr).create();
   if (!TheExecutionEngine) {
     fprintf(stderr, "Could not create ExecutionEngine: %s\n", ErrStr.c_str());
     exit(1);
@@ -587,7 +588,7 @@ int main() {
   // Set up the optimizer pipeline.  Start with registering info about how the
   // target lays out data structures.
   TheModule->setDataLayout(TheExecutionEngine->getDataLayout());
-  OurFPM.add(new DataLayoutPass(TheModule));
+  OurFPM.add(new DataLayoutPass());
   // Provide basic AliasAnalysis support for GVN.
   OurFPM.add(createBasicAliasAnalysisPass());
   // Do simple "peephole" optimizations and bit-twiddling optzns.
diff --git a/examples/Kaleidoscope/Chapter5/CMakeLists.txt b/examples/Kaleidoscope/Chapter5/CMakeLists.txt
index c7d0276..1912ddc 100644
--- a/examples/Kaleidoscope/Chapter5/CMakeLists.txt
+++ b/examples/Kaleidoscope/Chapter5/CMakeLists.txt
@@ -3,7 +3,7 @@ set(LLVM_LINK_COMPONENTS
   Core
   ExecutionEngine
   InstCombine
-  JIT
+  MC
   ScalarOpts
   Support
   nativecodegen
diff --git a/examples/Kaleidoscope/Chapter5/Makefile b/examples/Kaleidoscope/Chapter5/Makefile
index d1f5e20..d780967 100644
--- a/examples/Kaleidoscope/Chapter5/Makefile
+++ b/examples/Kaleidoscope/Chapter5/Makefile
@@ -10,6 +10,6 @@ LEVEL = ../../..
 TOOLNAME = Kaleidoscope-Ch5
 EXAMPLE_TOOL = 1
 
-LINK_COMPONENTS := core jit native
+LINK_COMPONENTS := core mcjit native
 
 include $(LEVEL)/Makefile.common
diff --git a/examples/Kaleidoscope/Chapter5/toy.cpp b/examples/Kaleidoscope/Chapter5/toy.cpp
index a31b5b4..4929a20 100644
--- a/examples/Kaleidoscope/Chapter5/toy.cpp
+++ b/examples/Kaleidoscope/Chapter5/toy.cpp
@@ -1,6 +1,5 @@
 #include "llvm/Analysis/Passes.h"
 #include "llvm/ExecutionEngine/ExecutionEngine.h"
-#include "llvm/ExecutionEngine/JIT.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/DerivedTypes.h"
 #include "llvm/IR/IRBuilder.h"
@@ -817,11 +816,13 @@ int main() {
   getNextToken();
 
   // Make the module, which holds all the code.
-  TheModule = new Module("my cool jit", Context);
+  std::unique_ptr<Module> Owner = make_unique<Module>("my cool jit", Context);
+  TheModule = Owner.get();
 
   // Create the JIT.  This takes ownership of the module.
   std::string ErrStr;
-  TheExecutionEngine = EngineBuilder(TheModule).setErrorStr(&ErrStr).create();
+  TheExecutionEngine =
+      EngineBuilder(std::move(Owner)).setErrorStr(&ErrStr).create();
   if (!TheExecutionEngine) {
     fprintf(stderr, "Could not create ExecutionEngine: %s\n", ErrStr.c_str());
     exit(1);
@@ -832,7 +833,7 @@ int main() {
   // Set up the optimizer pipeline.  Start with registering info about how the
   // target lays out data structures.
   TheModule->setDataLayout(TheExecutionEngine->getDataLayout());
-  OurFPM.add(new DataLayoutPass(TheModule));
+  OurFPM.add(new DataLayoutPass());
   // Provide basic AliasAnalysis support for GVN.
   OurFPM.add(createBasicAliasAnalysisPass());
   // Do simple "peephole" optimizations and bit-twiddling optzns.
diff --git a/examples/Kaleidoscope/Chapter6/CMakeLists.txt b/examples/Kaleidoscope/Chapter6/CMakeLists.txt
index 669c7eb..d36f030 100644
--- a/examples/Kaleidoscope/Chapter6/CMakeLists.txt
+++ b/examples/Kaleidoscope/Chapter6/CMakeLists.txt
@@ -3,7 +3,7 @@ set(LLVM_LINK_COMPONENTS
   Core
   ExecutionEngine
   InstCombine
-  JIT
+  MC
   ScalarOpts
   Support
   nativecodegen
diff --git a/examples/Kaleidoscope/Chapter6/Makefile b/examples/Kaleidoscope/Chapter6/Makefile
index a5fbcbd..8f47ea0 100644
--- a/examples/Kaleidoscope/Chapter6/Makefile
+++ b/examples/Kaleidoscope/Chapter6/Makefile
@@ -10,6 +10,6 @@ LEVEL = ../../..
 TOOLNAME = Kaleidoscope-Ch6
 EXAMPLE_TOOL = 1
 
-LINK_COMPONENTS := core jit native
+LINK_COMPONENTS := core mcjit native
 
 include $(LEVEL)/Makefile.common
diff --git a/examples/Kaleidoscope/Chapter6/toy.cpp b/examples/Kaleidoscope/Chapter6/toy.cpp
index 5a3bd2e..06da9ac 100644
--- a/examples/Kaleidoscope/Chapter6/toy.cpp
+++ b/examples/Kaleidoscope/Chapter6/toy.cpp
@@ -1,6 +1,5 @@
 #include "llvm/Analysis/Passes.h"
 #include "llvm/ExecutionEngine/ExecutionEngine.h"
-#include "llvm/ExecutionEngine/JIT.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/DerivedTypes.h"
 #include "llvm/IR/IRBuilder.h"
@@ -935,11 +934,13 @@ int main() {
   getNextToken();
 
   // Make the module, which holds all the code.
-  TheModule = new Module("my cool jit", Context);
+  std::unique_ptr<Module> Owner = make_unique<Module>("my cool jit", Context);
+  TheModule = Owner.get();
 
   // Create the JIT.  This takes ownership of the module.
   std::string ErrStr;
-  TheExecutionEngine = EngineBuilder(TheModule).setErrorStr(&ErrStr).create();
+  TheExecutionEngine =
+      EngineBuilder(std::move(Owner)).setErrorStr(&ErrStr).create();
   if (!TheExecutionEngine) {
     fprintf(stderr, "Could not create ExecutionEngine: %s\n", ErrStr.c_str());
     exit(1);
@@ -950,7 +951,7 @@ int main() {
   // Set up the optimizer pipeline.  Start with registering info about how the
   // target lays out data structures.
   TheModule->setDataLayout(TheExecutionEngine->getDataLayout());
-  OurFPM.add(new DataLayoutPass(TheModule));
+  OurFPM.add(new DataLayoutPass());
   // Provide basic AliasAnalysis support for GVN.
   OurFPM.add(createBasicAliasAnalysisPass());
   // Do simple "peephole" optimizations and bit-twiddling optzns.
diff --git a/examples/Kaleidoscope/Chapter7/CMakeLists.txt b/examples/Kaleidoscope/Chapter7/CMakeLists.txt
index 0a0c8e7..bdc0e55 100644
--- a/examples/Kaleidoscope/Chapter7/CMakeLists.txt
+++ b/examples/Kaleidoscope/Chapter7/CMakeLists.txt
@@ -3,7 +3,7 @@ set(LLVM_LINK_COMPONENTS
   Core
   ExecutionEngine
   InstCombine
-  JIT
+  MC
   ScalarOpts
   Support
   TransformUtils
diff --git a/examples/Kaleidoscope/Chapter7/Makefile b/examples/Kaleidoscope/Chapter7/Makefile
index 6cec323..7abeb3e 100644
--- a/examples/Kaleidoscope/Chapter7/Makefile
+++ b/examples/Kaleidoscope/Chapter7/Makefile
@@ -11,6 +11,6 @@ TOOLNAME = Kaleidoscope-Ch7
 EXAMPLE_TOOL = 1
 REQUIRES_RTTI := 1
 
-LINK_COMPONENTS := core jit native
+LINK_COMPONENTS := core mcjit native
 
 include $(LEVEL)/Makefile.common
diff --git a/examples/Kaleidoscope/Chapter7/toy.cpp b/examples/Kaleidoscope/Chapter7/toy.cpp
index c2c337c..56a6fa9 100644
--- a/examples/Kaleidoscope/Chapter7/toy.cpp
+++ b/examples/Kaleidoscope/Chapter7/toy.cpp
@@ -1,6 +1,5 @@
 #include "llvm/Analysis/Passes.h"
 #include "llvm/ExecutionEngine/ExecutionEngine.h"
-#include "llvm/ExecutionEngine/JIT.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/DerivedTypes.h"
 #include "llvm/IR/IRBuilder.h"
@@ -1099,11 +1098,13 @@ int main() {
   getNextToken();
 
   // Make the module, which holds all the code.
-  TheModule = new Module("my cool jit", Context);
+  std::unique_ptr<Module> Owner = make_unique<Module>("my cool jit", Context);
+  TheModule = Owner.get();
 
   // Create the JIT.  This takes ownership of the module.
   std::string ErrStr;
-  TheExecutionEngine = EngineBuilder(TheModule).setErrorStr(&ErrStr).create();
+  TheExecutionEngine =
+      EngineBuilder(std::move(Owner)).setErrorStr(&ErrStr).create();
   if (!TheExecutionEngine) {
     fprintf(stderr, "Could not create ExecutionEngine: %s\n", ErrStr.c_str());
     exit(1);
@@ -1114,7 +1115,7 @@ int main() {
   // Set up the optimizer pipeline.  Start with registering info about how the
   // target lays out data structures.
   TheModule->setDataLayout(TheExecutionEngine->getDataLayout());
-  OurFPM.add(new DataLayoutPass(TheModule));
+  OurFPM.add(new DataLayoutPass());
   // Provide basic AliasAnalysis support for GVN.
   OurFPM.add(createBasicAliasAnalysisPass());
   // Promote allocas to registers.
diff --git a/examples/Kaleidoscope/MCJIT/cached/toy-jit.cpp b/examples/Kaleidoscope/MCJIT/cached/toy-jit.cpp
index 9466360..00f5b83 100644
--- a/examples/Kaleidoscope/MCJIT/cached/toy-jit.cpp
+++ b/examples/Kaleidoscope/MCJIT/cached/toy-jit.cpp
@@ -2,7 +2,6 @@
 
 #include "llvm/Analysis/Passes.h"
 #include "llvm/ExecutionEngine/ExecutionEngine.h"
-#include "llvm/ExecutionEngine/JIT.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/DerivedTypes.h"
 #include "llvm/IR/IRBuilder.h"
diff --git a/examples/Kaleidoscope/MCJIT/cached/toy.cpp b/examples/Kaleidoscope/MCJIT/cached/toy.cpp
index 16c548c..af51b4a 100644
--- a/examples/Kaleidoscope/MCJIT/cached/toy.cpp
+++ b/examples/Kaleidoscope/MCJIT/cached/toy.cpp
@@ -897,7 +897,6 @@ ExecutionEngine *MCJITHelper::compileModule(Module *M) {
   std::string ErrStr;
   ExecutionEngine *NewEngine = EngineBuilder(M)
                                             .setErrorStr(&ErrStr)
-                                            .setUseMCJIT(true)
                                             .setMCJITMemoryManager(new HelpingMemoryManager(this))
                                             .create();
   if (!NewEngine) {
diff --git a/examples/Kaleidoscope/MCJIT/complete/toy.cpp b/examples/Kaleidoscope/MCJIT/complete/toy.cpp
index 10e7ada..3beb0d8 100644
--- a/examples/Kaleidoscope/MCJIT/complete/toy.cpp
+++ b/examples/Kaleidoscope/MCJIT/complete/toy.cpp
@@ -1,6 +1,5 @@
 #include "llvm/Analysis/Passes.h"
 #include "llvm/ExecutionEngine/ExecutionEngine.h"
-#include "llvm/ExecutionEngine/JIT.h"
 #include "llvm/ExecutionEngine/MCJIT.h"
 #include "llvm/ExecutionEngine/ObjectCache.h"
 #include "llvm/ExecutionEngine/SectionMemoryManager.h"
@@ -52,10 +51,6 @@ namespace {
                   cl::desc("Dump IR from modules to stderr on shutdown"),
                   cl::init(false));
 
-  cl::opt<bool> UseMCJIT(
-    "use-mcjit", cl::desc("Use the MCJIT execution engine"),
-    cl::init(true));
-
   cl::opt<bool> EnableLazyCompilation(
     "enable-lazy-compilation", cl::desc("Enable lazy compilation when using the MCJIT engine"),
     cl::init(true));
@@ -793,96 +788,6 @@ public:
 };
 
 //===----------------------------------------------------------------------===//
-// Helper class for JIT execution engine
-//===----------------------------------------------------------------------===//
-
-class JITHelper : public BaseHelper {
-public:
-  JITHelper(LLVMContext &Context) {
-    // Make the module, which holds all the code.
-    if (!InputIR.empty()) {
-      TheModule = parseInputIR(InputIR, Context);
-    } else {
-      TheModule = new Module("my cool jit", Context);
-    }
-
-    // Create the JIT.  This takes ownership of the module.
-    std::string ErrStr;
-    TheExecutionEngine = EngineBuilder(TheModule).setErrorStr(&ErrStr).create();
-    if (!TheExecutionEngine) {
-      fprintf(stderr, "Could not create ExecutionEngine: %s\n", ErrStr.c_str());
-      exit(1);
-    }
-
-    TheFPM = new FunctionPassManager(TheModule);
-
-    // Set up the optimizer pipeline.  Start with registering info about how the
-    // target lays out data structures.
-    TheFPM->add(new DataLayout(*TheExecutionEngine->getDataLayout()));
-    // Provide basic AliasAnalysis support for GVN.
-    TheFPM->add(createBasicAliasAnalysisPass());
-    // Promote allocas to registers.
-    TheFPM->add(createPromoteMemoryToRegisterPass());
-    // Do simple "peephole" optimizations and bit-twiddling optzns.
-    TheFPM->add(createInstructionCombiningPass());
-    // Reassociate expressions.
-    TheFPM->add(createReassociatePass());
-    // Eliminate Common SubExpressions.
-    TheFPM->add(createGVNPass());
-    // Simplify the control flow graph (deleting unreachable blocks, etc).
-    TheFPM->add(createCFGSimplificationPass());
-
-    TheFPM->doInitialization();
-  }
-
-  virtual ~JITHelper() {
-    if (TheFPM)
-      delete TheFPM;
-    if (TheExecutionEngine)
-      delete TheExecutionEngine;
-  }
-
-  virtual Function *getFunction(const std::string FnName) {
-    assert(TheModule);
-    return TheModule->getFunction(FnName);
-  }
-
-  virtual Module *getModuleForNewFunction() {
-    assert(TheModule);
-    return TheModule;
-  }
-
-  virtual void *getPointerToFunction(Function* F) {
-    assert(TheExecutionEngine);
-    return TheExecutionEngine->getPointerToFunction(F);
-  }
-
-  virtual void *getPointerToNamedFunction(const std::string &Name) {
-    return TheExecutionEngine->getPointerToNamedFunction(Name);
-  }
-
-  virtual void runFPM(Function &F) {
-    assert(TheFPM);
-    TheFPM->run(F);
-  }
-
-  virtual void closeCurrentModule() {
-    // This should never be called for JIT
-    assert(false);
-  }
-
-  virtual void dump() {
-    assert(TheModule);
-    TheModule->dump();
-  }
-
-private:
-  Module *TheModule;
-  ExecutionEngine *TheExecutionEngine;
-  FunctionPassManager *TheFPM;
-};
-
-//===----------------------------------------------------------------------===//
 // MCJIT helper class
 //===----------------------------------------------------------------------===//
 
@@ -1034,7 +939,6 @@ ExecutionEngine *MCJITHelper::compileModule(Module *M) {
   std::string ErrStr;
   ExecutionEngine *EE = EngineBuilder(M)
                             .setErrorStr(&ErrStr)
-                            .setUseMCJIT(true)
                             .setMCJITMemoryManager(new HelpingMemoryManager(this))
                             .create();
   if (!EE) {
@@ -1194,10 +1098,8 @@ Value *UnaryExprAST::Codegen() {
   Value *OperandV = Operand->Codegen();
   if (OperandV == 0) return 0;
   Function *F;
-  if (UseMCJIT)
-    F = TheHelper->getFunction(MakeLegalFunctionName(std::string("unary")+Opcode));
-  else
-    F = TheHelper->getFunction(std::string("unary")+Opcode);
+  F = TheHelper->getFunction(
+      MakeLegalFunctionName(std::string("unary") + Opcode));
   if (F == 0)
     return ErrorV("Unknown unary operator");
 
@@ -1246,10 +1148,7 @@ Value *BinaryExprAST::Codegen() {
   // If it wasn't a builtin binary operator, it must be a user defined one. Emit
   // a call to it.
   Function *F;
-  if (UseMCJIT)
-    F = TheHelper->getFunction(MakeLegalFunctionName(std::string("binary")+Op));
-  else
-    F = TheHelper->getFunction(std::string("binary")+Op);
+  F = TheHelper->getFunction(MakeLegalFunctionName(std::string("binary")+Op));
   assert(F && "binary operator not found!");
 
   Value *Ops[] = { L, R };
@@ -1482,10 +1381,7 @@ Function *PrototypeAST::Codegen() {
                                        Doubles, false);
 
   std::string FnName;
-  if (UseMCJIT)
-    FnName = MakeLegalFunctionName(Name);
-  else
-    FnName = Name;
+  FnName = MakeLegalFunctionName(Name);
 
   Module* M = TheHelper->getModuleForNewFunction();
   Function *F = Function::Create(FT, Function::ExternalLinkage, FnName, M);
@@ -1560,10 +1456,6 @@ Function *FunctionAST::Codegen() {
     // Validate the generated code, checking for consistency.
     verifyFunction(*TheFunction);
 
-    // Optimize the function.
-    if (!UseMCJIT)
-      TheHelper->runFPM(*TheFunction);
-
     return TheFunction;
   }
 
@@ -1581,7 +1473,7 @@ Function *FunctionAST::Codegen() {
 
 static void HandleDefinition() {
   if (FunctionAST *F = ParseDefinition()) {
-    if (UseMCJIT && EnableLazyCompilation)
+    if (EnableLazyCompilation)
       TheHelper->closeCurrentModule();
     Function *LF = F->Codegen();
     if (LF && VerboseOutput) {
@@ -1671,10 +1563,8 @@ double printlf() {
 
 int main(int argc, char **argv) {
   InitializeNativeTarget();
-  if (UseMCJIT) {
-    InitializeNativeTargetAsmPrinter();
-    InitializeNativeTargetAsmParser();
-  }
+  InitializeNativeTargetAsmPrinter();
+  InitializeNativeTargetAsmParser();
   LLVMContext &Context = getGlobalContext();
 
   cl::ParseCommandLineOptions(argc, argv,
@@ -1690,10 +1580,7 @@ int main(int argc, char **argv) {
   BinopPrecedence['*'] = 40;  // highest.
 
   // Make the Helper, which holds all the code.
-  if (UseMCJIT)
-    TheHelper = new MCJITHelper(Context);
-  else
-    TheHelper = new JITHelper(Context);
+  TheHelper = new MCJITHelper(Context);
 
   // Prime the first token.
   if (!SuppressPrompts)
diff --git a/examples/Kaleidoscope/MCJIT/initial/toy.cpp b/examples/Kaleidoscope/MCJIT/initial/toy.cpp
index 4c47113..2c1b297 100644
--- a/examples/Kaleidoscope/MCJIT/initial/toy.cpp
+++ b/examples/Kaleidoscope/MCJIT/initial/toy.cpp
@@ -778,7 +778,6 @@ void *MCJITHelper::getPointerToFunction(Function* F) {
     std::string ErrStr;
     ExecutionEngine *NewEngine = EngineBuilder(OpenModule)
                                               .setErrorStr(&ErrStr)
-                                              .setUseMCJIT(true)
                                               .setMCJITMemoryManager(new HelpingMemoryManager(this))
                                               .create();
     if (!NewEngine) {
diff --git a/examples/Kaleidoscope/MCJIT/lazy/toy-jit.cpp b/examples/Kaleidoscope/MCJIT/lazy/toy-jit.cpp
index 2d540dd..98c1001 100644
--- a/examples/Kaleidoscope/MCJIT/lazy/toy-jit.cpp
+++ b/examples/Kaleidoscope/MCJIT/lazy/toy-jit.cpp
@@ -2,7 +2,6 @@
 
 #include "llvm/Analysis/Passes.h"
 #include "llvm/ExecutionEngine/ExecutionEngine.h"
-#include "llvm/ExecutionEngine/JIT.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/DerivedTypes.h"
 #include "llvm/IR/IRBuilder.h"
diff --git a/examples/Kaleidoscope/MCJIT/lazy/toy.cpp b/examples/Kaleidoscope/MCJIT/lazy/toy.cpp
index ff88e23..9c2a0d4 100644
--- a/examples/Kaleidoscope/MCJIT/lazy/toy.cpp
+++ b/examples/Kaleidoscope/MCJIT/lazy/toy.cpp
@@ -808,7 +808,6 @@ ExecutionEngine *MCJITHelper::compileModule(Module *M) {
   std::string ErrStr;
   ExecutionEngine *NewEngine = EngineBuilder(M)
                                             .setErrorStr(&ErrStr)
-                                            .setUseMCJIT(true)
                                             .setMCJITMemoryManager(new HelpingMemoryManager(this))
                                             .create();
   if (!NewEngine) {
diff --git a/examples/ParallelJIT/CMakeLists.txt b/examples/ParallelJIT/CMakeLists.txt
index 8673917..07c0a08 100644
--- a/examples/ParallelJIT/CMakeLists.txt
+++ b/examples/ParallelJIT/CMakeLists.txt
@@ -2,7 +2,7 @@ set(LLVM_LINK_COMPONENTS
   Core
   ExecutionEngine
   Interpreter
-  JIT
+  MC
   Support
   nativecodegen
   )
diff --git a/examples/ParallelJIT/Makefile b/examples/ParallelJIT/Makefile
index 8a49d42..0f2a357 100644
--- a/examples/ParallelJIT/Makefile
+++ b/examples/ParallelJIT/Makefile
@@ -10,7 +10,7 @@ LEVEL = ../..
 TOOLNAME = ParallelJIT
 EXAMPLE_TOOL = 1
 
-LINK_COMPONENTS := jit interpreter nativecodegen
+LINK_COMPONENTS := mcjit interpreter nativecodegen
 
 include $(LEVEL)/Makefile.common
 
diff --git a/examples/ParallelJIT/ParallelJIT.cpp b/examples/ParallelJIT/ParallelJIT.cpp
index 2aa63d9..4ebf3d0 100644
--- a/examples/ParallelJIT/ParallelJIT.cpp
+++ b/examples/ParallelJIT/ParallelJIT.cpp
@@ -19,7 +19,6 @@
 
 #include "llvm/ExecutionEngine/GenericValue.h"
 #include "llvm/ExecutionEngine/Interpreter.h"
-#include "llvm/ExecutionEngine/JIT.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/DerivedTypes.h"
 #include "llvm/IR/Instructions.h"
@@ -243,13 +242,14 @@ int main() {
   LLVMContext Context;
 
   // Create some module to put our function into it.
-  Module *M = new Module("test", Context);
+  std::unique_ptr<Module> Owner = make_unique<Module>("test", Context);
+  Module *M = Owner.get();
 
   Function* add1F = createAdd1( M );
   Function* fibF = CreateFibFunction( M );
 
   // Now we create the JIT.
-  ExecutionEngine* EE = EngineBuilder(M).create();
+  ExecutionEngine* EE = EngineBuilder(std::move(Owner)).create();
 
   //~ std::cout << "We just constructed this LLVM module:\n\n" << *M;
   //~ std::cout << "\n\nRunning foo: " << std::flush;