xref: /openbsd-src/gnu/llvm/clang/lib/Interpreter/IncrementalExecutor.h (revision 12c855180aad702bbcca06e0398d774beeafb155)
1a9ac8606Spatrick //===--- IncrementalExecutor.h - Incremental Execution ----------*- C++ -*-===//
2a9ac8606Spatrick //
3a9ac8606Spatrick // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4a9ac8606Spatrick // See https://llvm.org/LICENSE.txt for license information.
5a9ac8606Spatrick // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6a9ac8606Spatrick //
7a9ac8606Spatrick //===----------------------------------------------------------------------===//
8a9ac8606Spatrick //
9a9ac8606Spatrick // This file implements the class which performs incremental code execution.
10a9ac8606Spatrick //
11a9ac8606Spatrick //===----------------------------------------------------------------------===//
12a9ac8606Spatrick 
13a9ac8606Spatrick #ifndef LLVM_CLANG_LIB_INTERPRETER_INCREMENTALEXECUTOR_H
14a9ac8606Spatrick #define LLVM_CLANG_LIB_INTERPRETER_INCREMENTALEXECUTOR_H
15a9ac8606Spatrick 
16*12c85518Srobert #include "llvm/ADT/DenseMap.h"
17a9ac8606Spatrick #include "llvm/ADT/StringRef.h"
18a9ac8606Spatrick #include "llvm/ExecutionEngine/Orc/ExecutionUtils.h"
19a9ac8606Spatrick 
20a9ac8606Spatrick #include <memory>
21a9ac8606Spatrick 
22a9ac8606Spatrick namespace llvm {
23a9ac8606Spatrick class Error;
24a9ac8606Spatrick namespace orc {
25a9ac8606Spatrick class LLJIT;
26a9ac8606Spatrick class ThreadSafeContext;
27a9ac8606Spatrick } // namespace orc
28a9ac8606Spatrick } // namespace llvm
29a9ac8606Spatrick 
30a9ac8606Spatrick namespace clang {
31*12c85518Srobert 
32*12c85518Srobert struct PartialTranslationUnit;
33*12c85518Srobert class TargetInfo;
34*12c85518Srobert 
35a9ac8606Spatrick class IncrementalExecutor {
36a9ac8606Spatrick   using CtorDtorIterator = llvm::orc::CtorDtorIterator;
37a9ac8606Spatrick   std::unique_ptr<llvm::orc::LLJIT> Jit;
38a9ac8606Spatrick   llvm::orc::ThreadSafeContext &TSCtx;
39a9ac8606Spatrick 
40*12c85518Srobert   llvm::DenseMap<const PartialTranslationUnit *, llvm::orc::ResourceTrackerSP>
41*12c85518Srobert       ResourceTrackers;
42*12c85518Srobert 
43a9ac8606Spatrick public:
44*12c85518Srobert   enum SymbolNameKind { IRName, LinkerName };
45*12c85518Srobert 
46a9ac8606Spatrick   IncrementalExecutor(llvm::orc::ThreadSafeContext &TSC, llvm::Error &Err,
47*12c85518Srobert                       const clang::TargetInfo &TI);
48a9ac8606Spatrick   ~IncrementalExecutor();
49a9ac8606Spatrick 
50*12c85518Srobert   llvm::Error addModule(PartialTranslationUnit &PTU);
51*12c85518Srobert   llvm::Error removeModule(PartialTranslationUnit &PTU);
52a9ac8606Spatrick   llvm::Error runCtors() const;
53*12c85518Srobert   llvm::Error cleanUp();
54*12c85518Srobert   llvm::Expected<llvm::JITTargetAddress>
55*12c85518Srobert   getSymbolAddress(llvm::StringRef Name, SymbolNameKind NameKind) const;
getExecutionEngine()56*12c85518Srobert   llvm::orc::LLJIT *getExecutionEngine() const { return Jit.get(); }
57a9ac8606Spatrick };
58a9ac8606Spatrick 
59a9ac8606Spatrick } // end namespace clang
60a9ac8606Spatrick 
61a9ac8606Spatrick #endif // LLVM_CLANG_LIB_INTERPRETER_INCREMENTALEXECUTOR_H
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