xref: /aosp_15_r20/external/elfutils/backends/arc_symbol.c (revision 7304104da70ce23c86437a01be71edd1a2d7f37e)
1*7304104dSAndroid Build Coastguard Worker /* ARC specific symbolic name handling.
2*7304104dSAndroid Build Coastguard Worker    This file is part of elfutils.
3*7304104dSAndroid Build Coastguard Worker 
4*7304104dSAndroid Build Coastguard Worker    This file is free software; you can redistribute it and/or modify
5*7304104dSAndroid Build Coastguard Worker    it under the terms of either
6*7304104dSAndroid Build Coastguard Worker 
7*7304104dSAndroid Build Coastguard Worker      * the GNU Lesser General Public License as published by the Free
8*7304104dSAndroid Build Coastguard Worker        Software Foundation; either version 3 of the License, or (at
9*7304104dSAndroid Build Coastguard Worker        your option) any later version
10*7304104dSAndroid Build Coastguard Worker 
11*7304104dSAndroid Build Coastguard Worker    or
12*7304104dSAndroid Build Coastguard Worker 
13*7304104dSAndroid Build Coastguard Worker      * the GNU General Public License as published by the Free
14*7304104dSAndroid Build Coastguard Worker        Software Foundation; either version 2 of the License, or (at
15*7304104dSAndroid Build Coastguard Worker        your option) any later version
16*7304104dSAndroid Build Coastguard Worker 
17*7304104dSAndroid Build Coastguard Worker    or both in parallel, as here.
18*7304104dSAndroid Build Coastguard Worker 
19*7304104dSAndroid Build Coastguard Worker    elfutils is distributed in the hope that it will be useful, but
20*7304104dSAndroid Build Coastguard Worker    WITHOUT ANY WARRANTY; without even the implied warranty of
21*7304104dSAndroid Build Coastguard Worker    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
22*7304104dSAndroid Build Coastguard Worker    General Public License for more details.
23*7304104dSAndroid Build Coastguard Worker 
24*7304104dSAndroid Build Coastguard Worker    You should have received copies of the GNU General Public License and
25*7304104dSAndroid Build Coastguard Worker    the GNU Lesser General Public License along with this program.  If
26*7304104dSAndroid Build Coastguard Worker    not, see <http://www.gnu.org/licenses/>.  */
27*7304104dSAndroid Build Coastguard Worker 
28*7304104dSAndroid Build Coastguard Worker #ifdef HAVE_CONFIG_H
29*7304104dSAndroid Build Coastguard Worker # include <config.h>
30*7304104dSAndroid Build Coastguard Worker #endif
31*7304104dSAndroid Build Coastguard Worker 
32*7304104dSAndroid Build Coastguard Worker #include <assert.h>
33*7304104dSAndroid Build Coastguard Worker #include <elf.h>
34*7304104dSAndroid Build Coastguard Worker #include <stddef.h>
35*7304104dSAndroid Build Coastguard Worker #include <string.h>
36*7304104dSAndroid Build Coastguard Worker 
37*7304104dSAndroid Build Coastguard Worker #define BACKEND arc_
38*7304104dSAndroid Build Coastguard Worker #include "libebl_CPU.h"
39*7304104dSAndroid Build Coastguard Worker 
40*7304104dSAndroid Build Coastguard Worker 
41*7304104dSAndroid Build Coastguard Worker /* Check whether machine flags are valid.  */
42*7304104dSAndroid Build Coastguard Worker bool
arc_machine_flag_check(GElf_Word flags)43*7304104dSAndroid Build Coastguard Worker arc_machine_flag_check (GElf_Word flags)
44*7304104dSAndroid Build Coastguard Worker {
45*7304104dSAndroid Build Coastguard Worker   return ((flags & ~EF_ARC_ALL_MSK) == 0);
46*7304104dSAndroid Build Coastguard Worker }
47*7304104dSAndroid Build Coastguard Worker 
48*7304104dSAndroid Build Coastguard Worker /* Check for the simple reloc types.  */
49*7304104dSAndroid Build Coastguard Worker Elf_Type
arc_reloc_simple_type(Ebl * ebl,int type,int * addsub __attribute ((unused)))50*7304104dSAndroid Build Coastguard Worker arc_reloc_simple_type (Ebl *ebl __attribute__ ((unused)), int type,
51*7304104dSAndroid Build Coastguard Worker 		       int *addsub __attribute ((unused)))
52*7304104dSAndroid Build Coastguard Worker {
53*7304104dSAndroid Build Coastguard Worker   switch (type)
54*7304104dSAndroid Build Coastguard Worker     {
55*7304104dSAndroid Build Coastguard Worker     case R_ARC_32:
56*7304104dSAndroid Build Coastguard Worker       return ELF_T_WORD;
57*7304104dSAndroid Build Coastguard Worker     case R_ARC_16:
58*7304104dSAndroid Build Coastguard Worker       return ELF_T_HALF;
59*7304104dSAndroid Build Coastguard Worker     case R_ARC_8:
60*7304104dSAndroid Build Coastguard Worker       return ELF_T_BYTE;
61*7304104dSAndroid Build Coastguard Worker     default:
62*7304104dSAndroid Build Coastguard Worker       return ELF_T_NUM;
63*7304104dSAndroid Build Coastguard Worker     }
64*7304104dSAndroid Build Coastguard Worker }
65*7304104dSAndroid Build Coastguard Worker 
66*7304104dSAndroid Build Coastguard Worker /* Return symbolic representation of section type.  */
67*7304104dSAndroid Build Coastguard Worker const char *
arc_section_type_name(int type,char * buf,size_t len)68*7304104dSAndroid Build Coastguard Worker arc_section_type_name (int type,
69*7304104dSAndroid Build Coastguard Worker 		       char *buf __attribute__ ((unused)),
70*7304104dSAndroid Build Coastguard Worker 		       size_t len __attribute__ ((unused)))
71*7304104dSAndroid Build Coastguard Worker {
72*7304104dSAndroid Build Coastguard Worker   switch (type)
73*7304104dSAndroid Build Coastguard Worker     {
74*7304104dSAndroid Build Coastguard Worker     case SHT_ARC_ATTRIBUTES:
75*7304104dSAndroid Build Coastguard Worker       return "ARC_ATTRIBUTES";
76*7304104dSAndroid Build Coastguard Worker     default:
77*7304104dSAndroid Build Coastguard Worker       break;
78*7304104dSAndroid Build Coastguard Worker     }
79*7304104dSAndroid Build Coastguard Worker 
80*7304104dSAndroid Build Coastguard Worker   return NULL;
81*7304104dSAndroid Build Coastguard Worker }
82