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::elf { 17 18 class Defined; 19 class InputSection; 20 class InputSectionDescription; 21 class Patch657417Section; 22 23 class ARMErr657417Patcher { 24 public: 25 // Return true if Patches have been added to the OutputSections. 26 bool createFixes(); 27 28 private: 29 std::vector<Patch657417Section *> 30 patchInputSectionDescription(InputSectionDescription &isd); 31 32 void insertPatches(InputSectionDescription &isd, 33 std::vector<Patch657417Section *> &patches); 34 35 void init(); 36 37 // A cache of the mapping symbols defined by the InputSection sorted in order 38 // of ascending value with redundant symbols removed. These describe 39 // the ranges of code and data in an executable InputSection. 40 llvm::DenseMap<InputSection *, std::vector<const Defined *>> sectionMap; 41 42 bool initialized = false; 43 }; 44 45 } // namespace lld::elf 46 47 #endif 48