llvm/lib/Target/PowerPC/PPCJITInfo.h
2008-04-16 20:46:05 +00:00

48 lines
1.5 KiB
C++

//===- PPCJITInfo.h - PowerPC impl. of the JIT interface --------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the PowerPC implementation of the TargetJITInfo class.
//
//===----------------------------------------------------------------------===//
#ifndef POWERPC_JITINFO_H
#define POWERPC_JITINFO_H
#include "llvm/Target/TargetJITInfo.h"
namespace llvm {
class PPCTargetMachine;
class PPCJITInfo : public TargetJITInfo {
protected:
PPCTargetMachine &TM;
bool is64Bit;
public:
PPCJITInfo(PPCTargetMachine &tm, bool tmIs64Bit) : TM(tm) {
useGOT = 0;
is64Bit = tmIs64Bit;
}
virtual void *emitFunctionStub(const Function* F, void *Fn,
MachineCodeEmitter &MCE);
virtual LazyResolverFn getLazyResolverFunction(JITCompilerFn);
virtual void relocate(void *Function, MachineRelocation *MR,
unsigned NumRelocs, unsigned char* GOTBase);
/// replaceMachineCodeForFunction - Make it so that calling the function
/// whose machine code is at OLD turns into a call to NEW, perhaps by
/// overwriting OLD with a branch to NEW. This is used for self-modifying
/// code.
///
virtual void replaceMachineCodeForFunction(void *Old, void *New);
};
}
#endif