Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/tools/lli/ChildTarget/ChildTarget.cpp

@@ -1,67 +0,0 @@
-#include "llvm/ExecutionEngine/Orc/OrcABISupport.h"
-#include "llvm/ExecutionEngine/Orc/OrcRemoteTargetServer.h"
-#include "llvm/Support/Debug.h"
-#include "llvm/Support/DynamicLibrary.h"
-#include "llvm/Support/Process.h"
-#include <sstream>
-
-#include "../RemoteJITUtils.h"
-
-using namespace llvm;
-using namespace llvm::orc;
-using namespace llvm::sys;
-
-#ifdef __x86_64__
-typedef OrcX86_64_SysV HostOrcArch;
-#else
-typedef OrcGenericABI HostOrcArch;
-#endif
-
-ExitOnError ExitOnErr;
-
-int main(int argc, char *argv[]) {
-
-  if (argc != 3) {
-    errs() << "Usage: " << argv[0] << " <input fd> <output fd>\n";
-    return 1;
-  }
-
-  ExitOnErr.setBanner(std::string(argv[0]) + ":");
-
-  int InFD;
-  int OutFD;
-  {
-    std::istringstream InFDStream(argv[1]), OutFDStream(argv[2]);
-    InFDStream >> InFD;
-    OutFDStream >> OutFD;
-  }
-
-  if (sys::DynamicLibrary::LoadLibraryPermanently(nullptr)) {
-    errs() << "Error loading program symbols.\n";
-    return 1;
-  }
-
-  auto SymbolLookup = [](const std::string &Name) {
-    return RTDyldMemoryManager::getSymbolAddressInProcess(Name);
-  };
-
-  auto RegisterEHFrames = [](uint8_t *Addr, uint32_t Size) {
-    RTDyldMemoryManager::registerEHFramesInProcess(Addr, Size);
-  };
-
-  auto DeregisterEHFrames = [](uint8_t *Addr, uint32_t Size) {
-    RTDyldMemoryManager::deregisterEHFramesInProcess(Addr, Size);
-  };
-
-  FDRawChannel Channel(InFD, OutFD);
-  typedef remote::OrcRemoteTargetServer<FDRawChannel, HostOrcArch> JITServer;
-  JITServer Server(Channel, SymbolLookup, RegisterEHFrames, DeregisterEHFrames);
-
-  while (!Server.receivedTerminate())
-    ExitOnErr(Server.handleOne());
-
-  close(InFD);
-  close(OutFD);
-
-  return 0;
-}