gas/config/tc-h8300.h

   1 /* This file is tc-h8300.h
   2    Copyright (C) 1987-2017 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 #ifdef OBJ_ELF
  30 #ifndef TE_LINUX
  31 #define TARGET_FORMAT "elf32-h8300"
  32 #else
  33 #define TARGET_FORMAT "elf32-h8300-linux"
  34 #endif
  35 #define LOCAL_LABEL_PREFIX '.'
  36 #define LOCAL_LABEL(NAME) (NAME[0] == '.' && NAME[1] == 'L')
  37 #define FAKE_LABEL_NAME ".L0\001"
  38 #endif
  39
  40 struct fix;
  41 struct internal_reloc;
  42
  43 #define WORKING_DOT_WORD
  44
  45 #define COFF_MAGIC ( Smode && Nmode ? 0x8304 : Hmode && Nmode ? 0x8303 : Smode ? 0x8302 : Hmode ? 0x8301 : 0x8300)
  46 #define IGNORE_NONSTANDARD_ESCAPES
  47
  48 #define tc_coff_symbol_emit_hook(a) ; /* not used */
  49
  50 /* No shared lib support, so we don't need to ensure externally
  51    visible symbols can be overridden.  */
  52 #define EXTERN_FORCE_RELOC 0
  53
  54 /* Minimum instruction is of 16 bits.  */
  55 #define DWARF2_LINE_MIN_INSN_LENGTH 2
  56 #define DWARF2_USE_FIXED_ADVANCE_PC 0
  57
  58 #ifdef OBJ_ELF
  59 /* Provide mappings from the original H8 COFF relocation names to
  60    their corresponding BFD relocation names.  This allows us to use
  61    most of tc-h8300.c without modifications for both ELF and COFF
  62    ports.  */
  63 #define R_MOV24B1 BFD_RELOC_H8_DIR24A8
  64 #define R_MOVL1 BFD_RELOC_H8_DIR32A16
  65 #define R_RELLONG BFD_RELOC_32
  66 #define R_MOV16B1 BFD_RELOC_H8_DIR16A8
  67 #define R_RELWORD BFD_RELOC_16
  68 #define R_RELBYTE BFD_RELOC_8
  69 #define R_PCRWORD BFD_RELOC_16_PCREL
  70 #define R_PCRBYTE BFD_RELOC_8_PCREL
  71 #define R_JMPL1 BFD_RELOC_H8_DIR24R8
  72 #define R_MEM_INDIRECT BFD_RELOC_8
  73
  74 /* We do not want to adjust any relocations to make implementation of
  75    linker relaxations easier.  */
  76 #define tc_fix_adjustable(FIX) 0
  77 #endif
  78
  79 #define LISTING_HEADER "Renesas H8/300 GAS "
  80 #ifndef OBJ_ELF
  81 #define RELOC_32 1234
  82 #endif
  83
  84 extern int Hmode;
  85 extern int Smode;
  86 extern int Nmode;
  87 extern int SXmode;
  88
  89 #define md_operand(x)
  90
  91 /* This target is buggy, and sets fix size too large.  */
  92 #define TC_FX_SIZE_SLACK(FIX) 1
  93
  94 #define H_TICK_HEX 1