1 /* SH ELF support for BFD.
2    Copyright (C) 2003-2016 Free Software Foundation, Inc.
3 
4    This file is part of BFD, the Binary File Descriptor library.
5 
6    This program 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 of the License, or
9    (at your option) any later version.
10 
11    This program 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 this program; if not, write to the Free Software Foundation,
18    Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
19 
20 #ifndef ELF32_SH64_H
21 #define ELF32_SH64_H
22 
23 #define SH64_CRANGES_SECTION_NAME ".cranges"
24 enum sh64_elf_cr_type {
25   CRT_NONE = 0,
26   CRT_DATA = 1,
27   CRT_SH5_ISA16 = 2,
28   CRT_SH5_ISA32 = 3
29 };
30 
31 /* The official definition is this:
32 
33     typedef struct {
34       Elf32_Addr cr_addr;
35       Elf32_Word cr_size;
36       Elf32_Half cr_type;
37     } Elf32_CRange;
38 
39    but we have no use for that exact type.  Instead we use this struct for
40    the internal representation.  */
41 typedef struct {
42   bfd_vma cr_addr;
43   bfd_size_type cr_size;
44   enum sh64_elf_cr_type cr_type;
45 } sh64_elf_crange;
46 
47 #define SH64_CRANGE_SIZE (4 + 4 + 2)
48 #define SH64_CRANGE_CR_ADDR_OFFSET 0
49 #define SH64_CRANGE_CR_SIZE_OFFSET 4
50 #define SH64_CRANGE_CR_TYPE_OFFSET (4 + 4)
51 
52 /* Get the contents type of an arbitrary address, or return CRT_NONE.  */
53 extern enum sh64_elf_cr_type sh64_get_contents_type
54   (asection *, bfd_vma, sh64_elf_crange *);
55 
56 /* Simpler interface.
57    FIXME: This seems redundant now that we export the interface above.  */
58 extern bfd_boolean sh64_address_is_shmedia
59   (asection *, bfd_vma);
60 
61 extern int _bfd_sh64_crange_qsort_cmpb
62   (const void *, const void *);
63 extern int _bfd_sh64_crange_qsort_cmpl
64   (const void *, const void *);
65 extern int _bfd_sh64_crange_bsearch_cmpb
66   (const void *, const void *);
67 extern int _bfd_sh64_crange_bsearch_cmpl
68   (const void *, const void *);
69 
70 struct sh64_section_data
71 {
72   flagword contents_flags;
73 
74   /* Only used in the cranges section, but we don't have an official
75      backend-specific bfd field.  */
76   bfd_size_type cranges_growth;
77 };
78 
79 struct _sh64_elf_section_data
80 {
81   struct bfd_elf_section_data elf;
82   struct sh64_section_data *sh64_info;
83 };
84 
85 #define sh64_elf_section_data(sec) \
86   ((struct _sh64_elf_section_data *) elf_section_data (sec))
87 
88 #endif /* ELF32_SH64_H */
89