Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/examples/Kaleidoscope/BuildingAJIT/Chapter5/Server/server.cpp

@@ -1,111 +0,0 @@
-#include "../RemoteJITUtils.h"
-#include "llvm/ExecutionEngine/RTDyldMemoryManager.h"
-#include "llvm/ExecutionEngine/Orc/OrcRemoteTargetServer.h"
-#include "llvm/ExecutionEngine/Orc/OrcABISupport.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/DynamicLibrary.h"
-#include "llvm/Support/Error.h"
-#include "llvm/Support/raw_ostream.h"
-#include "llvm/Support/TargetSelect.h"
-#include <cstdint>
-#include <cstdio>
-#include <cstring>
-#include <string>
-#include <netinet/in.h>
-#include <sys/socket.h>
-
-using namespace llvm;
-using namespace llvm::orc;
-
-// Command line argument for TCP port.
-cl::opt<uint32_t> Port("port",
-                       cl::desc("TCP port to listen on"),
-                       cl::init(20000));
-
-ExitOnError ExitOnErr;
-
-using MainFun = int (*)(int, const char*[]);
-
-template <typename NativePtrT>
-NativePtrT MakeNative(uint64_t P) {
-  return reinterpret_cast<NativePtrT>(static_cast<uintptr_t>(P));
-}
-
-extern "C"
-void printExprResult(double Val) {
-  printf("Expression evaluated to: %f\n", Val);
-}
-
-// --- LAZY COMPILE TEST ---
-int main(int argc, char* argv[]) {
-  if (argc == 0)
-    ExitOnErr.setBanner("jit_server: ");
-  else
-    ExitOnErr.setBanner(std::string(argv[0]) + ": ");
-
-  // --- Initialize LLVM ---
-  cl::ParseCommandLineOptions(argc, argv, "LLVM lazy JIT example.\n");
-
-  InitializeNativeTarget();
-  InitializeNativeTargetAsmPrinter();
-  InitializeNativeTargetAsmParser();
-
-  if (sys::DynamicLibrary::LoadLibraryPermanently(nullptr)) {
-    errs() << "Error loading program symbols.\n";
-    return 1;
-  }
-
-  // --- Initialize remote connection ---
-
-  int sockfd = socket(PF_INET, SOCK_STREAM, 0);
-  sockaddr_in servAddr, clientAddr;
-  socklen_t clientAddrLen = sizeof(clientAddr);
-  memset(&servAddr, 0, sizeof(servAddr));
-  servAddr.sin_family = PF_INET;
-  servAddr.sin_family = INADDR_ANY;
-  servAddr.sin_port = htons(Port);
-
-  {
-    // avoid "Address already in use" error.
-    int yes = 1;
-    if (setsockopt(sockfd,SOL_SOCKET,SO_REUSEADDR,&yes,sizeof(int)) == -1) {
-      errs() << "Error calling setsockopt.\n";
-      return 1;
-    }
-  }
-
-  if (bind(sockfd, reinterpret_cast<sockaddr*>(&servAddr),
-           sizeof(servAddr)) < 0) {
-    errs() << "Error on binding.\n";
-    return 1;
-  }
-  listen(sockfd, 1);
-  int newsockfd = accept(sockfd, reinterpret_cast<sockaddr*>(&clientAddr),
-                         &clientAddrLen);
-
-  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);
-    };
-
-  FDRPCChannel TCPChannel(newsockfd, newsockfd);
-
-  using MyServerT = remote::OrcRemoteTargetServer<FDRPCChannel, OrcX86_64_SysV>;
-
-  MyServerT Server(TCPChannel, SymbolLookup, RegisterEHFrames, DeregisterEHFrames);
-
-  while (!Server.receivedTerminate())
-    ExitOnErr(Server.handleOne());
-
-  return 0;
-}