llvm/lib/CodeGen/VirtRegRewriter.h
2009-08-23 11:37:21 +00:00

34 lines
1.0 KiB
C++

//===-- llvm/CodeGen/VirtRegRewriter.h - VirtRegRewriter -*- C++ -*--------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CODEGEN_VIRTREGREWRITER_H
#define LLVM_CODEGEN_VIRTREGREWRITER_H
#include "llvm/CodeGen/LiveIntervalAnalysis.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "VirtRegMap.h"
namespace llvm {
/// VirtRegRewriter interface: Implementations of this interface assign
/// spilled virtual registers to stack slots, rewriting the code.
struct VirtRegRewriter {
virtual ~VirtRegRewriter();
virtual bool runOnMachineFunction(MachineFunction &MF, VirtRegMap &VRM,
LiveIntervals* LIs) = 0;
};
/// createVirtRegRewriter - Create an return a rewriter object, as specified
/// on the command line.
VirtRegRewriter* createVirtRegRewriter();
}
#endif