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53 lines
1.8 KiB
C++
53 lines
1.8 KiB
C++
//===- PPCJITInfo.h - PowerPC impl. of the JIT interface --------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the PowerPC implementation of the TargetJITInfo class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef POWERPC_JITINFO_H
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#define POWERPC_JITINFO_H
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#include "llvm/Target/TargetJITInfo.h"
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namespace llvm {
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class PPCTargetMachine;
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class PPCJITInfo : public TargetJITInfo {
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protected:
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PPCTargetMachine &TM;
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bool is64Bit;
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public:
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PPCJITInfo(PPCTargetMachine &tm, bool tmIs64Bit) : TM(tm) {
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useGOT = 0;
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is64Bit = tmIs64Bit;
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}
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/// addPassesToJITCompile - Add passes to the specified pass manager to
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/// implement a fast dynamic compiler for this target. Return true if this
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/// is not supported for this target.
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///
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virtual void addPassesToJITCompile(FunctionPassManager &PM);
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virtual void *emitFunctionStub(void *Fn, MachineCodeEmitter &MCE);
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virtual LazyResolverFn getLazyResolverFunction(JITCompilerFn);
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virtual void relocate(void *Function, MachineRelocation *MR,
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unsigned NumRelocs, unsigned char* GOTBase);
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/// replaceMachineCodeForFunction - Make it so that calling the function
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/// whose machine code is at OLD turns into a call to NEW, perhaps by
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/// overwriting OLD with a branch to NEW. This is used for self-modifying
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/// code.
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///
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virtual void replaceMachineCodeForFunction(void *Old, void *New);
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};
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}
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#endif
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