xref: /llvm-project/llvm/lib/Target/M68k/MCTargetDesc/M68kFixupKinds.h (revision 4a7890c67c42279687313a65a086cade5744458b)

//===-- M68kFixupKinds.h - M68k Specific Fixup Entries ----------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file contains M68k specific fixup entries.
///
//===----------------------------------------------------------------------===//

#ifndef LLVM_LIB_TARGET_M68k_MCTARGETDESC_M68kFIXUPKINDS_H
#define LLVM_LIB_TARGET_M68k_MCTARGETDESC_M68kFIXUPKINDS_H

#include "llvm/MC/MCFixup.h"

namespace llvm {
static inline unsigned getFixupKindLog2Size(unsigned Kind) {
  switch (Kind) {
  case FK_PCRel_1:
  case FK_SecRel_1:
  case FK_Data_1:
    return 0;
  case FK_PCRel_2:
  case FK_SecRel_2:
  case FK_Data_2:
    return 1;
  case FK_PCRel_4:
  case FK_SecRel_4:
  case FK_Data_4:
    return 2;
  }
  llvm_unreachable("invalid fixup kind!");
}

static inline MCFixupKind getFixupForSize(unsigned Size, bool isPCRel) {
  switch (Size) {
  case 8:
    return isPCRel ? FK_PCRel_1 : FK_Data_1;
  case 16:
    return isPCRel ? FK_PCRel_2 : FK_Data_2;
  case 32:
    return isPCRel ? FK_PCRel_4 : FK_Data_4;
  case 64:
    return isPCRel ? FK_PCRel_8 : FK_Data_8;
  }
  llvm_unreachable("Invalid generic fixup size!");
}

} // namespace llvm

#endif // LLVM_LIB_TARGET_M68k_MCTARGETDESC_M68kFIXUPKINDS_H