1 //===- ARMErrataFix.h -------------------------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLD_ELF_ARMA8ERRATAFIX_H 10 #define LLD_ELF_ARMA8ERRATAFIX_H 11 12 #include "lld/Common/LLVM.h" 13 #include "llvm/ADT/DenseMap.h" 14 #include <vector> 15 16 namespace lld { 17 namespace elf { 18 19 class Defined; 20 class InputSection; 21 class InputSectionDescription; 22 class OutputSection; 23 class Patch657417Section; 24 25 class ARMErr657417Patcher { 26 public: 27 // Return true if Patches have been added to the OutputSections. 28 bool createFixes(); 29 30 private: 31 std::vector<Patch657417Section *> 32 patchInputSectionDescription(InputSectionDescription &isd); 33 34 void insertPatches(InputSectionDescription &isd, 35 std::vector<Patch657417Section *> &patches); 36 37 void init(); 38 39 // A cache of the mapping symbols defined by the InputSection sorted in order 40 // of ascending value with redundant symbols removed. These describe 41 // the ranges of code and data in an executable InputSection. 42 llvm::DenseMap<InputSection *, std::vector<const Defined *>> sectionMap; 43 44 bool initialized = false; 45 }; 46 47 } // namespace elf 48 } // namespace lld 49 50 #endif 51