Index: llvm/include/llvm/ExecutionEngine/Orc/ExecutorProcessControl.h
===================================================================
--- llvm/include/llvm/ExecutionEngine/Orc/ExecutorProcessControl.h
+++ llvm/include/llvm/ExecutionEngine/Orc/ExecutorProcessControl.h
@@ -259,6 +259,13 @@
   virtual Expected<int32_t> runAsMain(ExecutorAddr MainFnAddr,
                                       ArrayRef<std::string> Args) = 0;
 
+  /// Run function with a int (*)(void) signature.
+  virtual Expected<int32_t> runAsVoidFunction(ExecutorAddr VoidFnAddr) = 0;
+
+  /// Run function with a int (*)(int) signature.
+  virtual Expected<int32_t> runAsIntFunction(ExecutorAddr IntFnAddr,
+                                             int Arg) = 0;
+
   /// Run a wrapper function in the executor. The given WFRHandler will be
   /// called on the result when it is returned.
   ///
@@ -397,6 +404,14 @@
     llvm_unreachable("Unsupported");
   }
 
+  Expected<int32_t> runAsVoidFunction(ExecutorAddr VoidFnAddr) override {
+    llvm_unreachable("Unsupported");
+  }
+
+  Expected<int32_t> runAsIntFunction(ExecutorAddr IntFnAddr, int Arg) override {
+    llvm_unreachable("Unsupported");
+  }
+
   void callWrapperAsync(ExecutorAddr WrapperFnAddr,
                         IncomingWFRHandler OnComplete,
                         ArrayRef<char> ArgBuffer) override {
@@ -434,6 +449,10 @@
   Expected<int32_t> runAsMain(ExecutorAddr MainFnAddr,
                               ArrayRef<std::string> Args) override;
 
+  Expected<int32_t> runAsVoidFunction(ExecutorAddr VoidFnAddr) override;
+
+  Expected<int32_t> runAsIntFunction(ExecutorAddr IntFnAddr, int Arg) override;
+
   void callWrapperAsync(ExecutorAddr WrapperFnAddr,
                         IncomingWFRHandler OnComplete,
                         ArrayRef<char> ArgBuffer) override;
Index: llvm/lib/ExecutionEngine/Orc/ExecutorProcessControl.cpp
===================================================================
--- llvm/lib/ExecutionEngine/Orc/ExecutorProcessControl.cpp
+++ llvm/lib/ExecutionEngine/Orc/ExecutorProcessControl.cpp
@@ -121,6 +121,18 @@
   return orc::runAsMain(MainFnAddr.toPtr<MainTy>(), Args);
 }
 
+Expected<int32_t>
+SelfExecutorProcessControl::runAsVoidFunction(ExecutorAddr VoidFnAddr) {
+  using VoidTy = int (*)();
+  return VoidFnAddr.toPtr<VoidTy>()();
+}
+
+Expected<int32_t>
+SelfExecutorProcessControl::runAsIntFunction(ExecutorAddr IntFnAddr, int Arg) {
+  using IntTy = int (*)(int);
+  return IntFnAddr.toPtr<IntTy>()(Arg);
+}
+
 void SelfExecutorProcessControl::callWrapperAsync(ExecutorAddr WrapperFnAddr,
                                                   IncomingWFRHandler SendResult,
                                                   ArrayRef<char> ArgBuffer) {