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1 //===- AArch64ErrataFix.h ---------------------------------------*- C++ -*-===//
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2 //
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3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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4 // See https://llvm.org/LICENSE.txt for license information.
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5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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6 //
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7 //===----------------------------------------------------------------------===//
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8
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9 #ifndef LLD_ELF_AARCH64ERRATAFIX_H
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10 #define LLD_ELF_AARCH64ERRATAFIX_H
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11
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12 #include "lld/Common/LLVM.h"
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13 #include <map>
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14 #include <vector>
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15
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16 namespace lld {
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17 namespace elf {
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18
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19 class Defined;
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20 class InputSection;
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21 struct InputSectionDescription;
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22 class OutputSection;
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23 class Patch843419Section;
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24
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25 class AArch64Err843419Patcher {
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26 public:
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27 // return true if Patches have been added to the OutputSections.
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28 bool createFixes();
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29
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30 private:
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31 std::vector<Patch843419Section *>
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32 patchInputSectionDescription(InputSectionDescription &isd);
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33
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34 void insertPatches(InputSectionDescription &isd,
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35 std::vector<Patch843419Section *> &patches);
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36
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37 void init();
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38
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39 // A cache of the mapping symbols defined by the InputSection sorted in order
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40 // of ascending value with redundant symbols removed. These describe
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41 // the ranges of code and data in an executable InputSection.
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42 std::map<InputSection *, std::vector<const Defined *>> sectionMap;
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43
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44 bool initialized = false;
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45 };
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46
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47 } // namespace elf
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48 } // namespace lld
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49
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50 #endif
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