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//===--- ASTConsumers.h - ASTConsumer implementations -----------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// AST Consumers.
//
//===----------------------------------------------------------------------===//
#ifndef DRIVER_ASTCONSUMERS_H
#define DRIVER_ASTCONSUMERS_H
#include "llvm/Support/raw_ostream.h"
#include <string>
#include <iosfwd>
namespace llvm {
class Module;
class LLVMContext;
namespace sys { class Path; }
}
namespace clang {
class ASTConsumer;
class Diagnostic;
class FileManager;
class Preprocessor;
class PreprocessorFactory;
struct CompileOptions;
class LangOptions;
// AST pretty-printer: prints out the AST in a format that is close to the
// original C code. The output is intended to be in a format such that
// clang could re-parse the output back into the same AST, but the
// implementation is still incomplete.
ASTConsumer *CreateASTPrinter(llvm::raw_ostream* OS);
// AST XML-printer: prints out the AST in a XML format
// The output is intended to be in a format such that
// clang or any other tool could re-parse the output back into the same AST,
// but the implementation is still incomplete.
ASTConsumer *CreateASTPrinterXML(llvm::raw_ostream* OS);
// AST dumper: dumps the raw AST in human-readable form to stderr; this is
// intended for debugging.
ASTConsumer *CreateASTDumper();
// Graphical AST viewer: for each function definition, creates a graph of
// the AST and displays it with the graph viewer "dotty". Also outputs
// function declarations to stderr.
ASTConsumer *CreateASTViewer();
// DeclContext printer: prints out the DeclContext tree in human-readable form
// to stderr; this is intended for debugging.
ASTConsumer *CreateDeclContextPrinter();
// ObjC rewriter: attempts tp rewrite ObjC constructs into pure C code.
// This is considered experimental, and only works with Apple's ObjC runtime.
ASTConsumer *CreateObjCRewriter(const std::string& InFile,
llvm::raw_ostream* OS,
Diagnostic &Diags,
const LangOptions &LOpts,
bool SilenceRewriteMacroWarning);
// LLVM code generator: uses the code generation backend to generate LLVM
// assembly. This runs optimizations depending on the CompileOptions
// parameter. The output depends on the Action parameter.
enum BackendAction {
Backend_EmitAssembly, // Emit native assembly
Backend_EmitBC, // Emit LLVM bitcode file
Backend_EmitLL, // Emit human-readable LLVM assembly
Backend_EmitNothing // Don't emit anything (benchmarking mode)
};
ASTConsumer *CreateBackendConsumer(BackendAction Action,
Diagnostic &Diags,
const LangOptions &Features,
const CompileOptions &CompileOpts,
const std::string &ModuleID,
llvm::raw_ostream *OS,
llvm::LLVMContext& C);
// HTML printer: uses the rewriter to convert source code to HTML with
// syntax highlighting suitable for viewing in a web-browser.
ASTConsumer* CreateHTMLPrinter(llvm::raw_ostream *OS, Diagnostic &D,
Preprocessor *PP, PreprocessorFactory *PPF);
// PCH generator: generates a precompiled header file; this file can be
// used later with the PCHReader (clang-cc option -include-pch)
// to speed up compile times.
ASTConsumer *CreatePCHGenerator(const Preprocessor &PP,
llvm::raw_ostream *OS);
// Block rewriter: rewrites code using the Apple blocks extension to pure
// C code. Output is always sent to stdout.
ASTConsumer *CreateBlockRewriter(const std::string &InFile,
Diagnostic &Diags,
const LangOptions &LangOpts);
// Inheritance viewer: for C++ code, creates a graph of the inheritance
// tree for the given class and displays it with "dotty".
ASTConsumer *CreateInheritanceViewer(const std::string& clsname);
} // end clang namespace
#endif
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