1
0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-12-28 04:33:05 +00:00
llvm-6502/lib/Target/Alpha/AlphaJITInfo.h
Andrew Lenharth 0934ae02af Alpha JIT (beta)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22500 91177308-0d34-0410-b5e6-96231b3b80d8
2005-07-22 20:52:16 +00:00

57 lines
1.8 KiB
C++

//===- AlphaJITInfo.h - Alpha impl. of the JIT interface ----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by the LLVM research group and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the Alpha implementation of the TargetJITInfo class.
//
//===----------------------------------------------------------------------===//
#ifndef ALPHA_JITINFO_H
#define ALPHA_JITINFO_H
#include "llvm/Target/TargetJITInfo.h"
#include "llvm/GlobalValue.h"
#include <string>
#include <map>
namespace llvm {
class TargetMachine;
class AlphaJITInfo : public TargetJITInfo {
protected:
TargetMachine &TM;
public:
AlphaJITInfo(TargetMachine &tm) : TM(tm)
{ useGOT = true; }
/// addPassesToJITCompile - Add passes to the specified pass manager to
/// implement a fast dynamic compiler for this target. Return true if this
/// is not supported for this target.
///
virtual void addPassesToJITCompile(FunctionPassManager &PM);
virtual void *emitFunctionStub(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);
private:
static const unsigned GOToffset = 4096;
};
}
#endif