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//===- DAGISelEmitter.h - Generate an instruction selector ------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This tablegen backend emits a DAG instruction selector.
//
//===----------------------------------------------------------------------===//
#ifndef DAGISEL_EMITTER_H
#define DAGISEL_EMITTER_H
#include "llvm/TableGen/TableGenBackend.h"
#include "CodeGenDAGPatterns.h"
namespace llvm {
/// DAGISelEmitter - The top-level class which coordinates construction
/// and emission of the instruction selector.
///
class DAGISelEmitter : public TableGenBackend {
RecordKeeper &Records;
CodeGenDAGPatterns CGP;
public:
explicit DAGISelEmitter(RecordKeeper &R) : Records(R), CGP(R) {}
// run - Output the isel, returning true on failure.
void run(raw_ostream &OS);
};
} // End llvm namespace
#endif
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