1 /* This file is tc-h8300.h 2 Copyright 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 3 1997, 1998, 2000, 2002, 2003 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 2, 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, 59 Temple Place - Suite 330, Boston, MA 21 02111-1307, USA. */ 22 23 #define TC_H8300 24 25 #define TARGET_BYTES_BIG_ENDIAN 1 26 27 #define TARGET_ARCH bfd_arch_h8300 28 29 #ifdef BFD_ASSEMBLER 30 /* Fixup debug sections since we will never relax them. */ 31 #define TC_LINKRELAX_FIXUP(seg) (seg->flags & SEC_ALLOC) 32 #endif 33 #ifdef OBJ_ELF 34 #define TARGET_FORMAT "elf32-h8300" 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 #if ANSI_PROTOTYPES 41 struct fix; 42 struct internal_reloc; 43 #endif 44 45 #define WORKING_DOT_WORD 46 47 /* This macro translates between an internal fix and a coff reloc type. */ 48 #define TC_COFF_FIX2RTYPE(fixP) abort (); 49 50 #define BFD_ARCH bfd_arch_h8300 51 #define COFF_MAGIC ( Smode && Nmode ? 0x8304 : Hmode && Nmode ? 0x8303 : Smode ? 0x8302 : Hmode ? 0x8301 : 0x8300) 52 #define TC_COUNT_RELOC(x) (1) 53 #define IGNORE_NONSTANDARD_ESCAPES 54 55 #define tc_coff_symbol_emit_hook(a) ; /* not used */ 56 #define TC_RELOC_MANGLE(s,a,b,c) tc_reloc_mangle(a,b,c) 57 extern void tc_reloc_mangle (struct fix *, struct internal_reloc *, bfd_vma); 58 59 /* No shared lib support, so we don't need to ensure externally 60 visible symbols can be overridden. */ 61 #define EXTERN_FORCE_RELOC 0 62 63 /* Minimum instruction is of 16 bits. */ 64 #define DWARF2_LINE_MIN_INSN_LENGTH 2 65 66 #ifdef OBJ_ELF 67 /* Provide mappings from the original H8 COFF relocation names to 68 their corresponding BFD relocation names. This allows us to use 69 most of tc-h8300.c without modifications for both ELF and COFF 70 ports. */ 71 #define R_MOV24B1 BFD_RELOC_H8_DIR24A8 72 #define R_MOVL1 BFD_RELOC_H8_DIR32A16 73 #define R_MOV24B1 BFD_RELOC_H8_DIR24A8 74 #define R_MOVL1 BFD_RELOC_H8_DIR32A16 75 #define R_RELLONG BFD_RELOC_32 76 #define R_MOV16B1 BFD_RELOC_H8_DIR16A8 77 #define R_RELWORD BFD_RELOC_16 78 #define R_RELBYTE BFD_RELOC_8 79 #define R_PCRWORD BFD_RELOC_16_PCREL 80 #define R_PCRBYTE BFD_RELOC_8_PCREL 81 #define R_JMPL1 BFD_RELOC_H8_DIR24R8 82 #define R_MEM_INDIRECT BFD_RELOC_8 83 84 /* We do not want to adjust any relocations to make implementation of 85 linker relaxations easier. */ 86 #define tc_fix_adjustable(FIX) 0 87 #endif 88 89 #define TC_CONS_RELOC (Hmode ? R_RELLONG: R_RELWORD) 90 91 #define DO_NOT_STRIP 0 92 #define LISTING_HEADER "Renesas H8/300 GAS " 93 #define NEED_FX_R_TYPE 1 94 #ifndef OBJ_ELF 95 #define RELOC_32 1234 96 #endif 97 98 extern int Hmode; 99 extern int Smode; 100 extern int Nmode; 101 extern int SXmode; 102 103 #define md_operand(x) 104