1 //===- AArch64CA53Erratum843419Stub.h -------------------------------------===// 2 // 3 // The MCLinker Project 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 #ifndef TARGET_AARCH64_AARCH64CA53ERRATUM843419STUB_H_ 10 #define TARGET_AARCH64_AARCH64CA53ERRATUM843419STUB_H_ 11 12 #include "AArch64CA53ErratumStub.h" 13 14 #include "mcld/Support/Compiler.h" 15 #include <llvm/Support/DataTypes.h> 16 #include <string> 17 #include <vector> 18 19 namespace mcld { 20 21 class FragmentRef; 22 23 class AArch64CA53Erratum843419Stub : public AArch64CA53ErratumStub { 24 public: 25 static constexpr unsigned ErratumInsnOffset = 8; 26 27 struct ErratumSequence { 28 unsigned insns[3]; 29 }; 30 31 public: 32 static bool isErratum843419Sequence(unsigned insn1, 33 unsigned insn2, 34 unsigned insn3); 35 36 public: 37 AArch64CA53Erratum843419Stub(); 38 39 ~AArch64CA53Erratum843419Stub(); 40 41 bool isMyDuty(const FragmentRef& pFragRef) const; 42 getErratumInsnOffset()43 unsigned getErratumInsnOffset() const { 44 return ErratumInsnOffset; 45 } 46 getErratumSequenceSize()47 unsigned getErratumSequenceSize() const { 48 return sizeof(ErratumSequence); 49 } 50 51 private: 52 /// for doClone 53 AArch64CA53Erratum843419Stub(const uint32_t* pData, 54 size_t pSize, 55 const char* pName, 56 const_fixup_iterator pBegin, 57 const_fixup_iterator pEnd); 58 59 /// doClone 60 Stub* doClone(); 61 62 private: 63 DISALLOW_COPY_AND_ASSIGN(AArch64CA53Erratum843419Stub); 64 }; 65 66 } // namespace mcld 67 68 #endif // TARGET_AARCH64_AARCH64CA53ERRATUM843419STUB_H_ 69