gas/config/tc-h8300.h

   1 /* This file is tc-h8300.h
   2    Copyright 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
   3    1997, 1998, 2000, 2001, 2002, 2003, 2005, 2007
   4    Free Software Foundation, Inc.
   5
   6    This file is part of GAS, the GNU Assembler.
   7
   8    GAS is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3, or (at your option)
  11    any later version.
  12
  13    GAS is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with GAS; see the file COPYING.  If not, write to the Free
  20    Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
  21    02110-1301, USA.  */
  22
  23 #define TC_H8300
  24
  25 #define TARGET_BYTES_BIG_ENDIAN 1
  26
  27 #define TARGET_ARCH bfd_arch_h8300
  28
  29 /* Fixup debug sections since we will never relax them.  */
  30 #define TC_LINKRELAX_FIXUP(seg) (seg->flags & SEC_ALLOC)
  31 #ifdef OBJ_ELF
  32 #define TARGET_FORMAT "elf32-h8300"
  33 #define LOCAL_LABEL_PREFIX '.'
  34 #define LOCAL_LABEL(NAME) (NAME[0] == '.' && NAME[1] == 'L')
  35 #define FAKE_LABEL_NAME ".L0\001"
  36 #endif
  37
  38 struct fix;
  39 struct internal_reloc;
  40
  41 #define WORKING_DOT_WORD
  42
  43 #define COFF_MAGIC ( Smode && Nmode ? 0x8304 : Hmode && Nmode ? 0x8303 : Smode ? 0x8302 : Hmode ? 0x8301 : 0x8300)
  44 #define IGNORE_NONSTANDARD_ESCAPES
  45
  46 #define tc_coff_symbol_emit_hook(a) ; /* not used */
  47
  48 /* No shared lib support, so we don't need to ensure externally
  49    visible symbols can be overridden.  */
  50 #define EXTERN_FORCE_RELOC 0
  51
  52 /* Minimum instruction is of 16 bits.  */
  53 #define DWARF2_LINE_MIN_INSN_LENGTH 2
  54
  55 #ifdef OBJ_ELF
  56 /* Provide mappings from the original H8 COFF relocation names to
  57    their corresponding BFD relocation names.  This allows us to use
  58    most of tc-h8300.c without modifications for both ELF and COFF
  59    ports.  */
  60 #define R_MOV24B1 BFD_RELOC_H8_DIR24A8
  61 #define R_MOVL1 BFD_RELOC_H8_DIR32A16
  62 #define R_MOV24B1 BFD_RELOC_H8_DIR24A8
  63 #define R_MOVL1 BFD_RELOC_H8_DIR32A16
  64 #define R_RELLONG BFD_RELOC_32
  65 #define R_MOV16B1 BFD_RELOC_H8_DIR16A8
  66 #define R_RELWORD BFD_RELOC_16
  67 #define R_RELBYTE BFD_RELOC_8
  68 #define R_PCRWORD BFD_RELOC_16_PCREL
  69 #define R_PCRBYTE BFD_RELOC_8_PCREL
  70 #define R_JMPL1 BFD_RELOC_H8_DIR24R8
  71 #define R_MEM_INDIRECT BFD_RELOC_8
  72
  73 /* We do not want to adjust any relocations to make implementation of
  74    linker relaxations easier.  */
  75 #define tc_fix_adjustable(FIX) 0
  76 #endif
  77
  78 #define LISTING_HEADER "Renesas H8/300 GAS "
  79 #ifndef OBJ_ELF
  80 #define RELOC_32 1234
  81 #endif
  82
  83 extern int Hmode;
  84 extern int Smode;
  85 extern int Nmode;
  86 extern int SXmode;
  87
  88 #define md_operand(x)
  89
  90 /* This target is buggy, and sets fix size too large.  */
  91 #define TC_FX_SIZE_SLACK(FIX) 1