llvm-6502/utils/TableGen/OptParserEmitter.h
Peter Collingbourne 7c78888887 Move TableGen's parser and entry point into a library
This is the first step towards splitting LLVM and Clang's tblgen executables.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140951 91177308-0d34-0410-b5e6-96231b3b80d8
2011-10-01 16:41:13 +00:00

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//===- 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 "llvm/TableGen/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