1.3.9.1Copyright © 2003-2007 University of Illinois at Urbana-Champaign. All Rights Reserved.
LLVM API Documentation
00001 //===- AlphaJITInfo.h - Alpha impl. of the JIT interface ----*- C++ -*-===// 00002 // 00003 // The LLVM Compiler Infrastructure 00004 // 00005 // This file is distributed under the University of Illinois Open Source 00006 // License. See LICENSE.TXT for details. 00007 // 00008 //===----------------------------------------------------------------------===// 00009 // 00010 // This file contains the Alpha implementation of the TargetJITInfo class. 00011 // 00012 //===----------------------------------------------------------------------===// 00013 00014 #ifndef ALPHA_JITINFO_H 00015 #define ALPHA_JITINFO_H 00016 00017 #include "llvm/Target/TargetJITInfo.h" 00018 00019 namespace llvm { 00020 class TargetMachine; 00021 00022 class AlphaJITInfo : public TargetJITInfo { 00023 protected: 00024 TargetMachine &TM; 00025 public: 00026 explicit AlphaJITInfo(TargetMachine &tm) : TM(tm) 00027 { useGOT = true; } 00028 00029 virtual void *emitFunctionStub(const Function* F, void *Fn, 00030 MachineCodeEmitter &MCE); 00031 virtual LazyResolverFn getLazyResolverFunction(JITCompilerFn); 00032 virtual void relocate(void *Function, MachineRelocation *MR, 00033 unsigned NumRelocs, unsigned char* GOTBase); 00034 00035 /// replaceMachineCodeForFunction - Make it so that calling the function 00036 /// whose machine code is at OLD turns into a call to NEW, perhaps by 00037 /// overwriting OLD with a branch to NEW. This is used for self-modifying 00038 /// code. 00039 /// 00040 virtual void replaceMachineCodeForFunction(void *Old, void *New); 00041 private: 00042 static const unsigned GOToffset = 4096; 00043 00044 }; 00045 } 00046 00047 #endif
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1.3.9.1
Copyright © 2003-2007 University of Illinois at Urbana-Champaign.
All Rights Reserved.