1 /* This file is tc-h8300.h
2 Copyright (C) 1987-2019 Free Software Foundation, Inc.
4 This file is part of GAS, the GNU Assembler.
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)
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.
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
23 #define TARGET_BYTES_BIG_ENDIAN 1
25 #define TARGET_ARCH bfd_arch_h8300
27 /* Fixup debug sections since we will never relax them. */
28 #define TC_LINKRELAX_FIXUP(seg) (seg->flags & SEC_ALLOC)
30 #define TARGET_FORMAT "elf32-h8300"
32 #define TARGET_FORMAT "elf32-h8300-linux"
34 #define LOCAL_LABEL_PREFIX '.'
35 #define LOCAL_LABEL(NAME) (NAME[0] == '.' && NAME[1] == 'L')
36 #define FAKE_LABEL_NAME ".L0\001"
39 struct internal_reloc
;
41 #define WORKING_DOT_WORD
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
47 /* Minimum instruction is of 16 bits. */
48 #define DWARF2_LINE_MIN_INSN_LENGTH 2
49 #define DWARF2_USE_FIXED_ADVANCE_PC 0
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
64 /* We do not want to adjust any relocations to make implementation of
65 linker relaxations easier. */
66 #define tc_fix_adjustable(FIX) 0
68 #define LISTING_HEADER "Renesas H8/300 GAS "
77 /* This target is buggy, and sets fix size too large. */
78 #define TC_FX_SIZE_SLACK(FIX) 1
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