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llvm-6502/utils/TableGen/CodeEmitterGen.h
Dan Gohman 9b03da6824 Revert 90628, which was incorrect.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91448 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-15 20:21:44 +00:00

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//===- 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(raw_ostream &o);
private:
void emitMachineOpEmitter(raw_ostream &o, const std::string &Namespace);
void emitGetValueBit(raw_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