/src/elfutils/backends/sh_symbol.c
Line | Count | Source |
1 | | /* SH specific relocation handling. |
2 | | Copyright (C) 2000, 2001, 2002, 2005 Red Hat, Inc. |
3 | | This file is part of elfutils. |
4 | | Written by Ulrich Drepper <drepper@redhat.com>, 2000. |
5 | | |
6 | | This file is free software; you can redistribute it and/or modify |
7 | | it under the terms of either |
8 | | |
9 | | * the GNU Lesser General Public License as published by the Free |
10 | | Software Foundation; either version 3 of the License, or (at |
11 | | your option) any later version |
12 | | |
13 | | or |
14 | | |
15 | | * the GNU General Public License as published by the Free |
16 | | Software Foundation; either version 2 of the License, or (at |
17 | | your option) any later version |
18 | | |
19 | | or both in parallel, as here. |
20 | | |
21 | | elfutils is distributed in the hope that it will be useful, but |
22 | | WITHOUT ANY WARRANTY; without even the implied warranty of |
23 | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
24 | | General Public License for more details. |
25 | | |
26 | | You should have received copies of the GNU General Public License and |
27 | | the GNU Lesser General Public License along with this program. If |
28 | | not, see <http://www.gnu.org/licenses/>. */ |
29 | | |
30 | | #ifdef HAVE_CONFIG_H |
31 | | # include <config.h> |
32 | | #endif |
33 | | |
34 | | #include <elf.h> |
35 | | #include <stddef.h> |
36 | | |
37 | | #define BACKEND sh_ |
38 | | #include "libebl_CPU.h" |
39 | | |
40 | | |
41 | | /* Return true if the symbol type is that referencing the GOT. */ |
42 | | bool |
43 | | sh_gotpc_reloc_check (Elf *elf __attribute__ ((unused)), int type) |
44 | 0 | { |
45 | 0 | return type == R_SH_GOTPC; |
46 | 0 | } |
47 | | |
48 | | /* Check for the simple reloc types. */ |
49 | | Elf_Type |
50 | | sh_reloc_simple_type (Ebl *ebl __attribute__ ((unused)), int type, |
51 | | int *addsub __attribute__ ((unused))) |
52 | 0 | { |
53 | 0 | switch (type) |
54 | 0 | { |
55 | 0 | case R_SH_DIR32: |
56 | 0 | return ELF_T_WORD; |
57 | 0 | default: |
58 | 0 | return ELF_T_NUM; |
59 | 0 | } |
60 | 0 | } |
61 | | |
62 | | /* Check whether machine flags are valid. */ |
63 | | bool |
64 | | sh_machine_flag_check (GElf_Word flags) |
65 | 0 | { |
66 | 0 | switch (flags & EF_SH_MACH_MASK) |
67 | 0 | { |
68 | 0 | case EF_SH_UNKNOWN: |
69 | 0 | case EF_SH1: |
70 | 0 | case EF_SH2: |
71 | 0 | case EF_SH3: |
72 | 0 | case EF_SH_DSP: |
73 | 0 | case EF_SH3_DSP: |
74 | 0 | case EF_SH4AL_DSP: |
75 | 0 | case EF_SH3E: |
76 | 0 | case EF_SH4: |
77 | 0 | case EF_SH2E: |
78 | 0 | case EF_SH4A: |
79 | 0 | case EF_SH2A: |
80 | 0 | case EF_SH4_NOFPU: |
81 | 0 | case EF_SH4A_NOFPU: |
82 | 0 | case EF_SH4_NOMMU_NOFPU: |
83 | 0 | case EF_SH2A_NOFPU: |
84 | 0 | case EF_SH3_NOMMU: |
85 | 0 | case EF_SH2A_SH4_NOFPU: |
86 | 0 | case EF_SH2A_SH3_NOFPU: |
87 | 0 | case EF_SH2A_SH4: |
88 | 0 | case EF_SH2A_SH3E: |
89 | 0 | break; |
90 | 0 | default: |
91 | 0 | return false; |
92 | 0 | } |
93 | | |
94 | 0 | return ((flags &~ (EF_SH_MACH_MASK)) == 0); |
95 | 0 | } |