ddeab07ca6
CUDA support can be enabled in clang-repl with --cuda flag. Device code linking is not yet supported. inline must be used with all __device__ functions. Differential Revision: https://reviews.llvm.org/D146389
92 lines
2.8 KiB
C++
92 lines
2.8 KiB
C++
//===--- IncrementalParser.h - Incremental Compilation ----------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the class which performs incremental code compilation.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_LIB_INTERPRETER_INCREMENTALPARSER_H
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#define LLVM_CLANG_LIB_INTERPRETER_INCREMENTALPARSER_H
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#include "clang/Interpreter/PartialTranslationUnit.h"
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#include "clang/AST/GlobalDecl.h"
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Support/Error.h"
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#include <list>
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#include <memory>
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namespace llvm {
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class LLVMContext;
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}
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namespace clang {
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class ASTConsumer;
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class CodeGenerator;
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class CompilerInstance;
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class IncrementalAction;
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class Interpreter;
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class Parser;
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/// Provides support for incremental compilation. Keeps track of the state
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/// changes between the subsequent incremental input.
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///
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class IncrementalParser {
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protected:
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/// Long-lived, incremental parsing action.
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std::unique_ptr<IncrementalAction> Act;
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/// Compiler instance performing the incremental compilation.
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std::unique_ptr<CompilerInstance> CI;
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/// Parser.
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std::unique_ptr<Parser> P;
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/// Consumer to process the produced top level decls. Owned by Act.
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ASTConsumer *Consumer = nullptr;
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/// Counts the number of direct user input lines that have been parsed.
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unsigned InputCount = 0;
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/// List containing every information about every incrementally parsed piece
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/// of code.
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std::list<PartialTranslationUnit> PTUs;
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IncrementalParser();
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public:
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IncrementalParser(Interpreter &Interp,
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std::unique_ptr<CompilerInstance> Instance,
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llvm::LLVMContext &LLVMCtx, llvm::Error &Err);
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virtual ~IncrementalParser();
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CompilerInstance *getCI() { return CI.get(); }
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CodeGenerator *getCodeGen() const;
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/// Parses incremental input by creating an in-memory file.
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///\returns a \c PartialTranslationUnit which holds information about the
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/// \c TranslationUnitDecl and \c llvm::Module corresponding to the input.
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virtual llvm::Expected<PartialTranslationUnit &> Parse(llvm::StringRef Input);
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/// Uses the CodeGenModule mangled name cache and avoids recomputing.
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///\returns the mangled name of a \c GD.
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llvm::StringRef GetMangledName(GlobalDecl GD) const;
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void CleanUpPTU(PartialTranslationUnit &PTU);
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std::list<PartialTranslationUnit> &getPTUs() { return PTUs; }
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std::unique_ptr<llvm::Module> GenModule();
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private:
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llvm::Expected<PartialTranslationUnit &> ParseOrWrapTopLevelDecl();
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};
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} // end namespace clang
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#endif // LLVM_CLANG_LIB_INTERPRETER_INCREMENTALPARSER_H
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