llvm/lib/CodeGen/VirtRegRewriter.h
2010-04-06 17:19:55 +00:00

33 lines
1016 B
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
namespace llvm {
class LiveIntervals;
class MachineFunction;
class VirtRegMap;
/// 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