1 //===- AlphaJITInfo.h - Alpha 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 Alpha implementation of the TargetJITInfo class.
12 //===----------------------------------------------------------------------===//
14 #ifndef ALPHA_JITINFO_H
15 #define ALPHA_JITINFO_H
17 #include "llvm/Target/TargetJITInfo.h"
18 #include "llvm/GlobalValue.h"
25 class AlphaJITInfo : public TargetJITInfo {
29 AlphaJITInfo(TargetMachine &tm) : TM(tm)
32 /// addPassesToJITCompile - Add passes to the specified pass manager to
33 /// implement a fast dynamic compiler for this target. Return true if this
34 /// is not supported for this target.
36 virtual void addPassesToJITCompile(FunctionPassManager &PM);
38 virtual void *emitFunctionStub(void *Fn, MachineCodeEmitter &MCE);
39 virtual LazyResolverFn getLazyResolverFunction(JITCompilerFn);
40 virtual void relocate(void *Function, MachineRelocation *MR,
41 unsigned NumRelocs, unsigned char* GOTBase);
43 /// replaceMachineCodeForFunction - Make it so that calling the function
44 /// whose machine code is at OLD turns into a call to NEW, perhaps by
45 /// overwriting OLD with a branch to NEW. This is used for self-modifying
48 virtual void replaceMachineCodeForFunction(void *Old, void *New);
51 static const unsigned GOToffset = 4096;