clang/lib/Interpreter/IncrementalExecutor.h

   1 //===--- IncrementalExecutor.h - Incremental Execution ----------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file implements the class which performs incremental code execution.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef LLVM_CLANG_LIB_INTERPRETER_INCREMENTALEXECUTOR_H
  14 #define LLVM_CLANG_LIB_INTERPRETER_INCREMENTALEXECUTOR_H
  15
  16 #include "llvm/ADT/StringRef.h"
  17 #include "llvm/ADT/Triple.h"
  18 #include "llvm/ExecutionEngine/Orc/ExecutionUtils.h"
  19
  20 #include <memory>
  21
  22 namespace llvm {
  23 class Error;
  24 class Module;
  25 namespace orc {
  26 class LLJIT;
  27 class ThreadSafeContext;
  28 } // namespace orc
  29 } // namespace llvm
  30
  31 namespace clang {
  32 class IncrementalExecutor {
  33   using CtorDtorIterator = llvm::orc::CtorDtorIterator;
  34   std::unique_ptr<llvm::orc::LLJIT> Jit;
  35   llvm::orc::ThreadSafeContext &TSCtx;
  36
  37 public:
  38   IncrementalExecutor(llvm::orc::ThreadSafeContext &TSC, llvm::Error &Err,
  39                       const llvm::Triple &Triple);
  40   ~IncrementalExecutor();
  41
  42   llvm::Error addModule(std::unique_ptr<llvm::Module> M);
  43   llvm::Error runCtors() const;
  44   llvm::Expected<llvm::JITTargetAddress>
  45   getSymbolAddress(llvm::StringRef UnmangledName) const;
  46 };
  47
  48 } // end namespace clang
  49
  50 #endif // LLVM_CLANG_LIB_INTERPRETER_INCREMENTALEXECUTOR_H