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1 //===-- MBlazeELFWriterInfo.cpp - ELF Writer Info for the MBlaze backend --===// | 1 //===-- MBlazeELFWriterInfo.cpp - ELF Writer Info for the MBlaze backend --===// |
2 // | 2 // |
3 // The LLVM Compiler Infrastructure | 3 // The LLVM Compiler Infrastructure |
4 // | 4 // |
5 // This file is distributed under the University of Illinois Open Source | 5 // This file is distributed under the University of Illinois Open Source |
6 // License. See LICENSE.TXT for details. | 6 // License. See LICENSE.TXT for details. |
7 // | 7 // |
8 //===----------------------------------------------------------------------===// | 8 //===----------------------------------------------------------------------===// |
9 // | 9 // |
10 // This file implements ELF writer information for the MBlaze backend. | 10 // This file implements ELF writer information for the MBlaze backend. |
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24 // Implementation of the MBlazeELFWriterInfo class | 24 // Implementation of the MBlazeELFWriterInfo class |
25 //===----------------------------------------------------------------------===// | 25 //===----------------------------------------------------------------------===// |
26 | 26 |
27 MBlazeELFWriterInfo::MBlazeELFWriterInfo(TargetMachine &TM) | 27 MBlazeELFWriterInfo::MBlazeELFWriterInfo(TargetMachine &TM) |
28 : TargetELFWriterInfo(TM.getTargetData()->getPointerSizeInBits() == 64, | 28 : TargetELFWriterInfo(TM.getTargetData()->getPointerSizeInBits() == 64, |
29 TM.getTargetData()->isLittleEndian()) { | 29 TM.getTargetData()->isLittleEndian()) { |
30 } | 30 } |
31 | 31 |
32 MBlazeELFWriterInfo::~MBlazeELFWriterInfo() {} | 32 MBlazeELFWriterInfo::~MBlazeELFWriterInfo() {} |
33 | 33 |
34 unsigned MBlazeELFWriterInfo::getRelocationType(unsigned MachineRelTy) const { | 34 unsigned MBlazeELFWriterInfo::getRelocationType(const BinaryObject &, |
| 35 const MachineRelocation & |
| 36 MR) const { |
| 37 unsigned MachineRelTy = MR.getRelocationType(); |
35 switch(MachineRelTy) { | 38 switch(MachineRelTy) { |
36 case MBlaze::reloc_pcrel_word: | 39 case MBlaze::reloc_pcrel_word: |
37 return R_MICROBLAZE_64_PCREL; | 40 return R_MICROBLAZE_64_PCREL; |
38 case MBlaze::reloc_absolute_word: | 41 case MBlaze::reloc_absolute_word: |
39 return R_MICROBLAZE_NONE; | 42 return R_MICROBLAZE_NONE; |
40 default: | 43 default: |
41 llvm_unreachable("unknown mblaze machine relocation type"); | 44 llvm_unreachable("unknown mblaze machine relocation type"); |
42 } | 45 } |
43 return 0; | 46 return 0; |
44 } | 47 } |
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101 long int MBlazeELFWriterInfo::computeRelocation(unsigned SymOffset, | 104 long int MBlazeELFWriterInfo::computeRelocation(unsigned SymOffset, |
102 unsigned RelOffset, | 105 unsigned RelOffset, |
103 unsigned RelTy) const { | 106 unsigned RelTy) const { |
104 if (RelTy == R_MICROBLAZE_32_PCREL || R_MICROBLAZE_64_PCREL) | 107 if (RelTy == R_MICROBLAZE_32_PCREL || R_MICROBLAZE_64_PCREL) |
105 return SymOffset - (RelOffset + 4); | 108 return SymOffset - (RelOffset + 4); |
106 else | 109 else |
107 assert("computeRelocation unknown for this relocation type"); | 110 assert("computeRelocation unknown for this relocation type"); |
108 | 111 |
109 return 0; | 112 return 0; |
110 } | 113 } |
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