[Orc] Fix a bug in the CompileOnDemand layer where stub decls were not cloned

[oota-llvm.git] / tools / lli / OrcLazyJIT.h

diff --git a/tools/lli/OrcLazyJIT.h b/tools/lli/OrcLazyJIT.h
index 3f89f6a5168d06e963e2af1e2191f907aa444641..2f7a0199fef37e70ccfef7d2b33b61d9bf7cfd0d 100644 (file)
--- a/tools/lli/OrcLazyJIT.h
+++ b/tools/lli/OrcLazyJIT.h
@@ -21,7 +21,6 @@
 #include "llvm/ExecutionEngine/Orc/ExecutionUtils.h"
 #include "llvm/ExecutionEngine/Orc/IRCompileLayer.h"
 #include "llvm/ExecutionEngine/Orc/IRTransformLayer.h"
-#include "llvm/ExecutionEngine/Orc/LazyEmittingLayer.h"
 #include "llvm/ExecutionEngine/Orc/ObjectLinkingLayer.h"
 #include "llvm/ExecutionEngine/RTDyldMemoryManager.h"
 #include "llvm/IR/LLVMContext.h"
@@ -37,9 +36,7 @@ public:
   typedef std::function<std::unique_ptr<Module>(std::unique_ptr<Module>)>
     TransformFtor;
   typedef orc::IRTransformLayer<CompileLayerT, TransformFtor> IRDumpLayerT;
-  typedef orc::LazyEmittingLayer<IRDumpLayerT> LazyEmitLayerT;
-  typedef orc::CompileOnDemandLayer<LazyEmitLayerT,
-                                    CompileCallbackMgr> CODLayerT;
+  typedef orc::CompileOnDemandLayer<IRDumpLayerT, CompileCallbackMgr> CODLayerT;
   typedef CODLayerT::ModuleSetHandleT ModuleHandleT;
 
   typedef std::function<
@@ -57,9 +54,8 @@ public:
       ObjectLayer(),
       CompileLayer(ObjectLayer, orc::SimpleCompiler(*this->TM)),
       IRDumpLayer(CompileLayer, createDebugDumper()),
-      LazyEmitLayer(IRDumpLayer),
       CCMgr(BuildCallbackMgr(IRDumpLayer, CCMgrMemMgr, Context)),
-      CODLayer(LazyEmitLayer, *CCMgr),
+      CODLayer(IRDumpLayer, *CCMgr, false),
       CXXRuntimeOverrides([this](const std::string &S) { return mangle(S); }) {}
 
   ~OrcLazyJIT() {
@@ -92,33 +88,38 @@ public:
     //   1) Search the JIT symbols.
     //   2) Check for C++ runtime overrides.
     //   3) Search the host process (LLI)'s symbol table.
-    auto FallbackLookup =
-      [this](const std::string &Name) {
-
-        if (auto Sym = CODLayer.findSymbol(Name, true))
-          return RuntimeDyld::SymbolInfo(Sym.getAddress(), Sym.getFlags());
-
-        if (auto Sym = CXXRuntimeOverrides.searchOverrides(Name))
-          return Sym;
-
-        if (auto Addr = RTDyldMemoryManager::getSymbolAddressInProcess(Name))
-          return RuntimeDyld::SymbolInfo(Addr, JITSymbolFlags::Exported);
-
-        return RuntimeDyld::SymbolInfo(nullptr);
-      };
+    auto Resolver =
+      std::shared_ptr<RuntimeDyld::SymbolResolver>(
+        orc::createLambdaResolver(
+          [this](const std::string &Name) {
+            if (auto Sym = CODLayer.findSymbol(Name, true))
+              return RuntimeDyld::SymbolInfo(Sym.getAddress(),
+                                             Sym.getFlags());
+            if (auto Sym = CXXRuntimeOverrides.searchOverrides(Name))
+              return Sym;
+
+            if (auto Addr =
+                RTDyldMemoryManager::getSymbolAddressInProcess(Name))
+              return RuntimeDyld::SymbolInfo(Addr, JITSymbolFlags::Exported);
+
+            return RuntimeDyld::SymbolInfo(nullptr);
+          },
+          [](const std::string &Name) {
+            return RuntimeDyld::SymbolInfo(nullptr);
+          }
+        ));
 
     // Add the module to the JIT.
     std::vector<std::unique_ptr<Module>> S;
     S.push_back(std::move(M));
-    auto H = CODLayer.addModuleSet(std::move(S), std::move(FallbackLookup));
+    auto H = CODLayer.addModuleSet(std::move(S), nullptr, std::move(Resolver));
 
     // Run the static constructors, and save the static destructor runner for
     // execution when the JIT is torn down.
     orc::CtorDtorRunner<CODLayerT> CtorRunner(std::move(CtorNames), H);
     CtorRunner.runViaLayer(CODLayer);
 
-    IRStaticDestructorRunners.push_back(
-        orc::CtorDtorRunner<CODLayerT>(std::move(DtorNames), H));
+    IRStaticDestructorRunners.emplace_back(std::move(DtorNames), H);
 
     return H;
   }
@@ -151,7 +152,6 @@ private:
   ObjLayerT ObjectLayer;
   CompileLayerT CompileLayer;
   IRDumpLayerT IRDumpLayer;
-  LazyEmitLayerT LazyEmitLayer;
   std::unique_ptr<CompileCallbackMgr> CCMgr;
   CODLayerT CODLayer;