freebsd-dev/contrib/llvm/utils/TableGen/DAGISelEmitter.h
Dimitry Andric 6122f3e60d Upgrade our copy of llvm/clang to r142614, from upstream's release_30
branch.  This brings us very close to the 3.0 release, which is expected
in a week or two.

MFC after:	1 week
2011-10-22 14:08:43 +00:00

38 lines
1.0 KiB
C++

//===- 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