llvm/utils/TableGen/OptParserEmitter.h
2009-11-18 21:29:51 +00:00

35 lines
1.0 KiB
C++

//===- OptParserEmitter.h - Table Driven Command Line Parsing ---*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef UTILS_TABLEGEN_OPTPARSEREMITTER_H
#define UTILS_TABLEGEN_OPTPARSEREMITTER_H
#include "TableGenBackend.h"
namespace llvm {
/// OptParserEmitter - This tablegen backend takes an input .td file
/// describing a list of options and emits a data structure for parsing and
/// working with those options when given an input command line.
class OptParserEmitter : public TableGenBackend {
RecordKeeper &Records;
bool GenDefs;
public:
OptParserEmitter(RecordKeeper &R, bool _GenDefs)
: Records(R), GenDefs(_GenDefs) {}
/// run - Output the option parsing information.
///
/// \param GenHeader - Generate the header describing the option IDs.x
void run(raw_ostream &OS);
};
}
#endif