[LLI] Replace the LLI remote-JIT support with the new ORC remote-JIT components.

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

diff --git a/tools/lli/RemoteTargetExternal.h b/tools/lli/RemoteTargetExternal.h
deleted file mode 100644 (file)
index afe8570..0000000
--- a/tools/lli/RemoteTargetExternal.h
+++ /dev/null
@@ -1,143 +0,0 @@
-//===----- RemoteTargetExternal.h - LLVM out-of-process JIT execution -----===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// Definition of the RemoteTargetExternal class which executes JITed code in a
-// separate process from where it was built.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_TOOLS_LLI_REMOTETARGETEXTERNAL_H
-#define LLVM_TOOLS_LLI_REMOTETARGETEXTERNAL_H
-
-#include "RPCChannel.h"
-#include "RemoteTarget.h"
-#include "RemoteTargetMessage.h"
-#include "llvm/ADT/SmallVector.h"
-#include "llvm/ADT/StringRef.h"
-#include "llvm/Config/config.h"
-#include "llvm/Support/DataTypes.h"
-#include "llvm/Support/Memory.h"
-#include <stdlib.h>
-#include <string>
-
-namespace llvm {
-
-class RemoteTargetExternal : public RemoteTarget {
-  RPCChannel RPC;
-
-  bool WriteBytes(const void *Data, size_t Size) {
-    return RPC.WriteBytes(Data, Size);
-  }
-
-  bool ReadBytes(void *Data, size_t Size) { return RPC.ReadBytes(Data, Size); }
-
-public:
-  /// Allocate space in the remote target address space.
-  ///
-  /// @param      Size      Amount of space, in bytes, to allocate.
-  /// @param      Alignment Required minimum alignment for allocated space.
-  /// @param[out] Address   Remote address of the allocated memory.
-  ///
-  /// @returns True on success. On failure, ErrorMsg is updated with
-  ///          descriptive text of the encountered error.
-  bool allocateSpace(size_t Size, unsigned Alignment,
-                     uint64_t &Address) override;
-
-  /// Load data into the target address space.
-  ///
-  /// @param      Address   Destination address in the target process.
-  /// @param      Data      Source address in the host process.
-  /// @param      Size      Number of bytes to copy.
-  ///
-  /// @returns True on success. On failure, ErrorMsg is updated with
-  ///          descriptive text of the encountered error.
-  bool loadData(uint64_t Address, const void *Data, size_t Size) override;
-
-  /// Load code into the target address space and prepare it for execution.
-  ///
-  /// @param      Address   Destination address in the target process.
-  /// @param      Data      Source address in the host process.
-  /// @param      Size      Number of bytes to copy.
-  ///
-  /// @returns True on success. On failure, ErrorMsg is updated with
-  ///          descriptive text of the encountered error.
-  bool loadCode(uint64_t Address, const void *Data, size_t Size) override;
-
-  /// Execute code in the target process. The called function is required
-  /// to be of signature int "(*)(void)".
-  ///
-  /// @param      Address   Address of the loaded function in the target
-  ///                       process.
-  /// @param[out] RetVal    The integer return value of the called function.
-  ///
-  /// @returns True on success. On failure, ErrorMsg is updated with
-  ///          descriptive text of the encountered error.
-  bool executeCode(uint64_t Address, int &RetVal) override;
-
-  /// Minimum alignment for memory permissions. Used to separate code and
-  /// data regions to make sure data doesn't get marked as code or vice
-  /// versa.
-  ///
-  /// @returns Page alignment return value. Default of 4k.
-  unsigned getPageAlignment() override { return 4096; }
-
-  bool create() override {
-    RPC.ChildName = ChildName;
-    if (!RPC.createServer())
-      return true;
-
-    // We must get Ack from the client (blocking read)
-    if (!Receive(LLI_ChildActive)) {
-      ErrorMsg += ", (RPCChannel::create) - Stopping process!";
-      stop();
-      return false;
-    }
-
-    return true;
-  }
-
-  /// Terminate the remote process.
-  void stop() override;
-
-  RemoteTargetExternal(std::string &Name) : RemoteTarget(), ChildName(Name) {}
-  ~RemoteTargetExternal() override {}
-
-private:
-  std::string ChildName;
-
-  bool SendAllocateSpace(uint32_t Alignment, uint32_t Size);
-  bool SendLoadSection(uint64_t Addr,
-                       const void *Data,
-                       uint32_t Size,
-                       bool IsCode);
-  bool SendExecute(uint64_t Addr);
-  bool SendTerminate();
-
-  // High-level wrappers for receiving data
-  bool Receive(LLIMessageType Msg);
-  bool Receive(LLIMessageType Msg, int32_t &Data);
-  bool Receive(LLIMessageType Msg, uint64_t &Data);
-
-  // Lower level target-independent read/write to deal with errors
-  bool ReceiveHeader(LLIMessageType Msg);
-  bool ReceivePayload();
-  bool SendHeader(LLIMessageType Msg);
-  bool SendPayload();
-
-  // Functions to append/retrieve data from the payload
-  SmallVector<const void *, 2> SendData;
-  SmallVector<void *, 1> ReceiveData; // Future proof
-  SmallVector<int, 2> Sizes;
-  void AppendWrite(const void *Data, uint32_t Size);
-  void AppendRead(void *Data, uint32_t Size);
-};
-
-} // end namespace llvm
-
-#endif