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805853bc59
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153415 91177308-0d34-0410-b5e6-96231b3b80d8
60 lines
2.2 KiB
C++
60 lines
2.2 KiB
C++
//===-- ARMELFWriterInfo.h - ELF Writer Info for ARM ------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements ELF writer information for the ARM backend.
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//
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//===----------------------------------------------------------------------===//
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#ifndef ARM_ELF_WRITER_INFO_H
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#define ARM_ELF_WRITER_INFO_H
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#include "llvm/Target/TargetELFWriterInfo.h"
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namespace llvm {
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class TargetMachine;
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class ARMELFWriterInfo : public TargetELFWriterInfo {
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public:
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ARMELFWriterInfo(TargetMachine &TM);
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virtual ~ARMELFWriterInfo();
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/// getRelocationType - Returns the target specific ELF Relocation type.
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/// 'MachineRelTy' contains the object code independent relocation type
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virtual unsigned getRelocationType(unsigned MachineRelTy) const;
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/// hasRelocationAddend - True if the target uses an addend in the
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/// ELF relocation entry.
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virtual bool hasRelocationAddend() const { return false; }
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/// getDefaultAddendForRelTy - Gets the default addend value for a
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/// relocation entry based on the target ELF relocation type.
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virtual long int getDefaultAddendForRelTy(unsigned RelTy,
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long int Modifier = 0) const;
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/// getRelTySize - Returns the size of relocatable field in bits
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virtual unsigned getRelocationTySize(unsigned RelTy) const;
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/// isPCRelativeRel - True if the relocation type is pc relative
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virtual bool isPCRelativeRel(unsigned RelTy) const;
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/// getJumpTableRelocationTy - Returns the machine relocation type used
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/// to reference a jumptable.
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virtual unsigned getAbsoluteLabelMachineRelTy() const;
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/// computeRelocation - Some relocatable fields could be relocated
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/// directly, avoiding the relocation symbol emission, compute the
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/// final relocation value for this symbol.
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virtual long int computeRelocation(unsigned SymOffset, unsigned RelOffset,
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unsigned RelTy) const;
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};
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} // end llvm namespace
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#endif // ARM_ELF_WRITER_INFO_H
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