1 //===-- ARMAsmBackendDarwin.h ARM Asm Backend Darwin ----------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef LLVM_LIB_TARGET_ARM_ARMASMBACKENDDARWIN_H 11 #define LLVM_LIB_TARGET_ARM_ARMASMBACKENDDARWIN_H 12 13 #include "ARMAsmBackend.h" 14 #include "llvm/Support/MachO.h" 15 16 namespace llvm { 17 class ARMAsmBackendDarwin : public ARMAsmBackend { 18 const MCRegisterInfo &MRI; 19 public: 20 const MachO::CPUSubTypeARM Subtype; ARMAsmBackendDarwin(const Target & T,const Triple & TT,const MCRegisterInfo & MRI,MachO::CPUSubTypeARM st)21 ARMAsmBackendDarwin(const Target &T, const Triple &TT, 22 const MCRegisterInfo &MRI, MachO::CPUSubTypeARM st) 23 : ARMAsmBackend(T, TT, /* IsLittleEndian */ true), MRI(MRI), Subtype(st) { 24 } 25 createObjectWriter(raw_pwrite_stream & OS)26 MCObjectWriter *createObjectWriter(raw_pwrite_stream &OS) const override { 27 return createARMMachObjectWriter(OS, /*Is64Bit=*/false, MachO::CPU_TYPE_ARM, 28 Subtype); 29 } 30 31 uint32_t generateCompactUnwindEncoding( 32 ArrayRef<MCCFIInstruction> Instrs) const override; 33 }; 34 } // end namespace llvm 35 36 #endif 37