1  /* This file is tc-h8300.h
       2     Copyright (C) 1987-2023 Free Software Foundation, Inc.
       3  
       4     This file is part of GAS, the GNU Assembler.
       5  
       6     GAS is free software; you can redistribute it and/or modify
       7     it under the terms of the GNU General Public License as published by
       8     the Free Software Foundation; either version 3, or (at your option)
       9     any later version.
      10  
      11     GAS is distributed in the hope that it will be useful,
      12     but WITHOUT ANY WARRANTY; without even the implied warranty of
      13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14     GNU General Public License for more details.
      15  
      16     You should have received a copy of the GNU General Public License
      17     along with GAS; see the file COPYING.  If not, write to the Free
      18     Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
      19     02110-1301, USA.  */
      20  
      21  #define TC_H8300
      22  
      23  #define TARGET_BYTES_BIG_ENDIAN 1
      24  
      25  #define TARGET_ARCH bfd_arch_h8300
      26  
      27  /* Fixup debug sections since we will never relax them.  */
      28  #define TC_LINKRELAX_FIXUP(seg) (seg->flags & SEC_ALLOC)
      29  #ifndef TE_LINUX
      30  #define TARGET_FORMAT "elf32-h8300"
      31  #else
      32  #define TARGET_FORMAT "elf32-h8300-linux"
      33  #endif
      34  #define LOCAL_LABEL_PREFIX '.'
      35  #define LOCAL_LABEL(NAME) (NAME[0] == '.' && NAME[1] == 'L')
      36  #define FAKE_LABEL_NAME ".L0\001"
      37  
      38  struct fix;
      39  struct internal_reloc;
      40  
      41  #define WORKING_DOT_WORD
      42  
      43  /* No shared lib support, so we don't need to ensure externally
      44     visible symbols can be overridden.  */
      45  #define EXTERN_FORCE_RELOC 0
      46  
      47  /* Minimum instruction is of 16 bits.  */
      48  #define DWARF2_LINE_MIN_INSN_LENGTH 2
      49  #define DWARF2_USE_FIXED_ADVANCE_PC 0
      50  
      51  /* Provide mappings from the original H8 COFF relocation names to
      52     their corresponding BFD relocation names.  */
      53  #define R_MOV24B1 BFD_RELOC_H8_DIR24A8
      54  #define R_MOVL1 BFD_RELOC_H8_DIR32A16
      55  #define R_RELLONG BFD_RELOC_32
      56  #define R_MOV16B1 BFD_RELOC_H8_DIR16A8
      57  #define R_RELWORD BFD_RELOC_16
      58  #define R_RELBYTE BFD_RELOC_8
      59  #define R_PCRWORD BFD_RELOC_16_PCREL
      60  #define R_PCRBYTE BFD_RELOC_8_PCREL
      61  #define R_JMPL1 BFD_RELOC_H8_DIR24R8
      62  #define R_MEM_INDIRECT BFD_RELOC_8
      63  
      64  /* We do not want to adjust any relocations to make implementation of
      65     linker relaxations easier.  */
      66  #define tc_fix_adjustable(FIX) 0
      67  
      68  #define LISTING_HEADER "Renesas H8/300 GAS "
      69  
      70  extern int Hmode;
      71  extern int Smode;
      72  extern int Nmode;
      73  extern int SXmode;
      74  
      75  #define md_operand(x)
      76  
      77  /* This target is buggy, and sets fix size too large.  */
      78  #define TC_FX_SIZE_SLACK(FIX) 1
      79  
      80  #define H_TICK_HEX 1