LLVM API Documentation
00001 //===- PPCJITInfo.h - PowerPC impl. of the JIT interface --------*- C++ -*-===// 00002 // 00003 // The LLVM Compiler Infrastructure 00004 // 00005 // This file was developed by the LLVM research group and is distributed under 00006 // the University of Illinois Open Source License. See LICENSE.TXT for details. 00007 // 00008 //===----------------------------------------------------------------------===// 00009 // 00010 // This file contains the PowerPC implementation of the TargetJITInfo class. 00011 // 00012 //===----------------------------------------------------------------------===// 00013 00014 #ifndef POWERPC_JITINFO_H 00015 #define POWERPC_JITINFO_H 00016 00017 #include "llvm/Target/TargetJITInfo.h" 00018 00019 namespace llvm { 00020 class PPCTargetMachine; 00021 00022 class PPCJITInfo : public TargetJITInfo { 00023 protected: 00024 PPCTargetMachine &TM; 00025 public: 00026 PPCJITInfo(PPCTargetMachine &tm) : TM(tm) {useGOT = 0;} 00027 00028 /// addPassesToJITCompile - Add passes to the specified pass manager to 00029 /// implement a fast dynamic compiler for this target. Return true if this 00030 /// is not supported for this target. 00031 /// 00032 virtual void addPassesToJITCompile(FunctionPassManager &PM); 00033 00034 virtual void *emitFunctionStub(void *Fn, MachineCodeEmitter &MCE); 00035 virtual LazyResolverFn getLazyResolverFunction(JITCompilerFn); 00036 virtual void relocate(void *Function, MachineRelocation *MR, 00037 unsigned NumRelocs, unsigned char* GOTBase); 00038 00039 /// replaceMachineCodeForFunction - Make it so that calling the function 00040 /// whose machine code is at OLD turns into a call to NEW, perhaps by 00041 /// overwriting OLD with a branch to NEW. This is used for self-modifying 00042 /// code. 00043 /// 00044 virtual void replaceMachineCodeForFunction(void *Old, void *New); 00045 00046 virtual void resolveBBRefs(MachineCodeEmitter &MCE); 00047 virtual void synchronizeICache(const void *Addr, size_t Len); 00048 }; 00049 } 00050 00051 #endif