1 //===- PPCJITInfo.h - PowerPC impl. of the JIT interface --------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by the LLVM research group and is distributed under
6 // the University of Illinois Open Source License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains the PowerPC implementation of the TargetJITInfo class.
12 //===----------------------------------------------------------------------===//
14 #ifndef POWERPC_JITINFO_H
15 #define POWERPC_JITINFO_H
17 #include "llvm/Target/TargetJITInfo.h"
22 // FIXME: Merge into one PPCJITInfo class.
23 class PowerPCJITInfo : public TargetJITInfo {
27 PowerPCJITInfo(TargetMachine &tm) : TM(tm) {useGOT = 0;}
29 /// addPassesToJITCompile - Add passes to the specified pass manager to
30 /// implement a fast dynamic compiler for this target. Return true if this
31 /// is not supported for this target.
33 virtual void addPassesToJITCompile(FunctionPassManager &PM);
36 class PPC32JITInfo : public PowerPCJITInfo {
38 PPC32JITInfo(TargetMachine &tm) : PowerPCJITInfo(tm) {}
40 virtual void *emitFunctionStub(void *Fn, MachineCodeEmitter &MCE);
41 virtual LazyResolverFn getLazyResolverFunction(JITCompilerFn);
42 virtual void relocate(void *Function, MachineRelocation *MR,
43 unsigned NumRelocs, unsigned char* GOTBase);
45 /// replaceMachineCodeForFunction - Make it so that calling the function
46 /// whose machine code is at OLD turns into a call to NEW, perhaps by
47 /// overwriting OLD with a branch to NEW. This is used for self-modifying
50 virtual void replaceMachineCodeForFunction(void *Old, void *New);