lib/Target/ARM/MCTargetDesc/ARMAsmBackendDarwin.h

   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