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llvm-mirror/utils/TableGen/CodeEmitterGen.h
Chris Lattner c4006845a6 remove attributions from utils.
llvm-svn: 45419
2007-12-29 20:37:13 +00:00

44 lines
1.1 KiB
C++

//===- CodeEmitterGen.h - Code Emitter Generator ----------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// FIXME: document
//
//===----------------------------------------------------------------------===//
#ifndef CODEMITTERGEN_H
#define CODEMITTERGEN_H
#include "TableGenBackend.h"
#include <map>
#include <vector>
#include <string>
namespace llvm {
class RecordVal;
class BitsInit;
class CodeEmitterGen : public TableGenBackend {
RecordKeeper &Records;
public:
CodeEmitterGen(RecordKeeper &R) : Records(R) {}
// run - Output the code emitter
void run(std::ostream &o);
private:
void emitMachineOpEmitter(std::ostream &o, const std::string &Namespace);
void emitGetValueBit(std::ostream &o, const std::string &Namespace);
void reverseBits(std::vector<Record*> &Insts);
int getVariableBit(const std::string &VarName, BitsInit *BI, int bit);
};
} // End llvm namespace
#endif