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99c513f6 | 1 | /* tc-rl78.h - header file for Renesas RL78 |
b3adc24a | 2 | Copyright (C) 2011-2020 Free Software Foundation, Inc. |
99c513f6 DD |
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_RL78 | |
22 | ||
23 | extern int target_little_endian; | |
24 | ||
25 | #define LISTING_HEADER "RL78 GAS LE" | |
26 | #define LISTING_LHS_WIDTH 8 | |
27 | #define LISTING_WORD_SIZE 1 | |
28 | ||
29 | #define TARGET_ARCH bfd_arch_rl78 | |
30 | ||
31 | #define TARGET_BYTES_BIG_ENDIAN 0 | |
32 | ||
33 | #define TARGET_FORMAT "elf32-rl78" | |
34 | ||
35 | /* We don't need to handle .word strangely. */ | |
36 | #define WORKING_DOT_WORD | |
37 | ||
38 | /* Permit temporary numeric labels. */ | |
39 | #define LOCAL_LABELS_FB 1 | |
40 | /* But make sure that the binutils treat them as locals. */ | |
41 | #define LOCAL_LABEL_PREFIX '.' | |
42 | ||
43 | /* Allow classic-style constants. */ | |
44 | #define NUMBERS_WITH_SUFFIX 1 | |
45 | ||
46 | /* .-foo gets turned into PC relative relocs. */ | |
47 | #define DIFF_EXPR_OK | |
48 | ||
49 | #define md_end rl78_md_end | |
50 | extern void rl78_md_end (void); | |
51 | ||
0c315784 DD |
52 | #define md_relax_frag rl78_relax_frag |
53 | extern int rl78_relax_frag (segT, fragS *, long); | |
54 | ||
99c513f6 | 55 | #define TC_FRAG_TYPE struct rl78_bytesT * |
db222310 | 56 | #define TC_FRAG_INIT(fragp, max_bytes) rl78_frag_init (fragp) |
99c513f6 DD |
57 | extern void rl78_frag_init (fragS *); |
58 | ||
59 | /* Call md_pcrel_from_section(), not md_pcrel_from(). */ | |
60 | #define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section (FIXP, SEC) | |
61 | extern long md_pcrel_from_section (struct fix *, segT); | |
62 | ||
63 | /* RL78 doesn't have a 32 bit PCREL relocations. */ | |
64 | #define TC_FORCE_RELOCATION_SUB_LOCAL(FIX, SEG) 1 | |
65 | ||
66 | #define TC_VALIDATE_FIX_SUB(FIX, SEG) \ | |
67 | rl78_validate_fix_sub (FIX) | |
68 | extern int rl78_validate_fix_sub (struct fix *); | |
69 | ||
00c06fdc | 70 | #define TC_CONS_FIX_NEW(FRAG, WHERE, NBYTES, EXP, RET) \ |
99c513f6 DD |
71 | rl78_cons_fix_new (FRAG, WHERE, NBYTES, EXP) |
72 | extern void rl78_cons_fix_new (fragS *, int, int, expressionS *); | |
73 | ||
74 | #define tc_fix_adjustable(x) 0 | |
75 | ||
76 | #define RELOC_EXPANSION_POSSIBLE 1 | |
77 | #define MAX_RELOC_EXPANSION 8 | |
9cea966c DD |
78 | |
79 | #define MAX_MEM_FOR_RS_ALIGN_CODE 8 | |
80 | #define HANDLE_ALIGN(FRAG) rl78_handle_align (FRAG) | |
81 | extern void rl78_handle_align (fragS *); | |
4046d87a NC |
82 | |
83 | #define elf_tc_final_processing rl78_elf_final_processing | |
84 | extern void rl78_elf_final_processing (void); | |
6d012254 NC |
85 | |
86 | #define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES) \ | |
87 | ((EXP)->X_md = 0, expression (EXP), TC_PARSE_CONS_RETURN_NONE) | |
6ff71e76 NC |
88 | |
89 | #define TC_LINKRELAX_FIXUP(seg) ((seg->flags & SEC_CODE) || (seg->flags & SEC_DEBUGGING)) | |
90 | ||
91 | /* Do not adjust relocations involving symbols in code sections, | |
92 | because it breaks linker relaxations. This could be fixed in the | |
93 | linker, but this fix is simpler, and it pretty much only affects | |
94 | object size a little bit. */ | |
95 | #define TC_FORCE_RELOCATION_SUB_SAME(FIX, SEC) \ | |
91cb9803 AM |
96 | (GENERIC_FORCE_RELOCATION_SUB_SAME (FIX, SEC) \ |
97 | || ((SEC)->flags & SEC_CODE) != 0 \ | |
6ff71e76 | 98 | || ((SEC)->flags & SEC_DEBUGGING) != 0 \ |
6ff71e76 NC |
99 | || TC_FORCE_RELOCATION (FIX)) |
100 | ||
101 | #define DWARF2_USE_FIXED_ADVANCE_PC 1 | |
e896287c DD |
102 | |
103 | #define TC_FORCE_RELOCATION(FIX) (linkrelax) |