1 //===-- ARMAsmBackendDarwin.h ARM Asm Backend Darwin ----------*- 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 LLVM_LIB_TARGET_ARM_ARMASMBACKENDDARWIN_H 10 #define LLVM_LIB_TARGET_ARM_ARMASMBACKENDDARWIN_H 11 12 #include "ARMAsmBackend.h" 13 #include "llvm/BinaryFormat/MachO.h" 14 #include "llvm/MC/MCObjectWriter.h" 15 16 namespace llvm { 17 class ARMAsmBackendDarwin : public ARMAsmBackend { 18 const MCRegisterInfo &MRI; 19 public: 20 const MachO::CPUSubTypeARM Subtype; 21 ARMAsmBackendDarwin(const Target &T, const MCSubtargetInfo &STI, 22 const MCRegisterInfo &MRI, MachO::CPUSubTypeARM st) 23 : ARMAsmBackend(T, STI, support::little), MRI(MRI), Subtype(st) {} 24 25 std::unique_ptr<MCObjectTargetWriter> 26 createObjectTargetWriter() const override { 27 return createARMMachObjectWriter(/*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