1 /* This file is tc-h8300.h 2 Copyright (C) 1987-2014 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 #define TARGET_FORMAT "elf32-h8300" 31 #define LOCAL_LABEL_PREFIX '.' 32 #define LOCAL_LABEL(NAME) (NAME[0] == '.' && NAME[1] == 'L') 33 #define FAKE_LABEL_NAME ".L0\001" 34 #endif 35 36 struct fix; 37 struct internal_reloc; 38 39 #define WORKING_DOT_WORD 40 41 #define COFF_MAGIC ( Smode && Nmode ? 0x8304 : Hmode && Nmode ? 0x8303 : Smode ? 0x8302 : Hmode ? 0x8301 : 0x8300) 42 #define IGNORE_NONSTANDARD_ESCAPES 43 44 #define tc_coff_symbol_emit_hook(a) ; /* not used */ 45 46 /* No shared lib support, so we don't need to ensure externally 47 visible symbols can be overridden. */ 48 #define EXTERN_FORCE_RELOC 0 49 50 /* Minimum instruction is of 16 bits. */ 51 #define DWARF2_LINE_MIN_INSN_LENGTH 2 52 #define DWARF2_USE_FIXED_ADVANCE_PC 0 53 54 #ifdef OBJ_ELF 55 /* Provide mappings from the original H8 COFF relocation names to 56 their corresponding BFD relocation names. This allows us to use 57 most of tc-h8300.c without modifications for both ELF and COFF 58 ports. */ 59 #define R_MOV24B1 BFD_RELOC_H8_DIR24A8 60 #define R_MOVL1 BFD_RELOC_H8_DIR32A16 61 #define R_RELLONG BFD_RELOC_32 62 #define R_MOV16B1 BFD_RELOC_H8_DIR16A8 63 #define R_RELWORD BFD_RELOC_16 64 #define R_RELBYTE BFD_RELOC_8 65 #define R_PCRWORD BFD_RELOC_16_PCREL 66 #define R_PCRBYTE BFD_RELOC_8_PCREL 67 #define R_JMPL1 BFD_RELOC_H8_DIR24R8 68 #define R_MEM_INDIRECT BFD_RELOC_8 69 70 /* We do not want to adjust any relocations to make implementation of 71 linker relaxations easier. */ 72 #define tc_fix_adjustable(FIX) 0 73 #endif 74 75 #define LISTING_HEADER "Renesas H8/300 GAS " 76 #ifndef OBJ_ELF 77 #define RELOC_32 1234 78 #endif 79 80 extern int Hmode; 81 extern int Smode; 82 extern int Nmode; 83 extern int SXmode; 84 85 #define md_operand(x) 86 87 /* This target is buggy, and sets fix size too large. */ 88 #define TC_FX_SIZE_SLACK(FIX) 1 89 90 #define H_TICK_HEX 1 91