1/* SH ELF support for BFD.
2   Copyright (C) 1998-2017 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 _ELF_SH_H
21#define _ELF_SH_H
22
23#ifdef __cplusplus
24extern "C" {
25#endif
26
27/* Processor specific flags for the ELF header e_flags field.  */
28
29#define EF_SH_MACH_MASK	0x1f
30#define EF_SH_UNKNOWN	   0 /* For backwards compatibility.  */
31#define EF_SH1		   1
32#define EF_SH2		   2
33#define EF_SH3		   3
34#define EF_SH_DSP	   4
35#define EF_SH3_DSP	   5
36#define EF_SH4AL_DSP	   6
37#define EF_SH3E		   8
38#define EF_SH4		   9
39#define EF_SH2E            11
40#define EF_SH4A		   12
41#define EF_SH2A            13
42
43#define EF_SH4_NOFPU	   16
44#define EF_SH4A_NOFPU	   17
45#define EF_SH4_NOMMU_NOFPU 18
46#define EF_SH2A_NOFPU      19
47#define EF_SH3_NOMMU       20
48
49#define EF_SH2A_SH4_NOFPU  21
50#define EF_SH2A_SH3_NOFPU  22
51#define EF_SH2A_SH4        23
52#define EF_SH2A_SH3E       24
53
54/* This one can only mix in objects from other EF_SH5 objects.  */
55#define EF_SH5		  10
56
57/* Define the mapping from ELF to bfd mach numbers.
58   bfd_mach_* are defined in bfd_in2.h (generated from
59   archures.c).  */
60#define EF_SH_BFD_TABLE \
61/* EF_SH_UNKNOWN	*/ bfd_mach_sh		, \
62/* EF_SH1		*/ bfd_mach_sh		, \
63/* EF_SH2		*/ bfd_mach_sh2		, \
64/* EF_SH3		*/ bfd_mach_sh3		, \
65/* EF_SH_DSP		*/ bfd_mach_sh_dsp	, \
66/* EF_SH3_DSP		*/ bfd_mach_sh3_dsp	, \
67/* EF_SHAL_DSP		*/ bfd_mach_sh4al_dsp	, \
68/* 7			*/ 0, \
69/* EF_SH3E		*/ bfd_mach_sh3e	, \
70/* EF_SH4		*/ bfd_mach_sh4		, \
71/* EF_SH5		*/ 0, \
72/* EF_SH2E		*/ bfd_mach_sh2e	, \
73/* EF_SH4A		*/ bfd_mach_sh4a	, \
74/* EF_SH2A		*/ bfd_mach_sh2a        , \
75/* 14, 15		*/ 0, 0, \
76/* EF_SH4_NOFPU		*/ bfd_mach_sh4_nofpu	, \
77/* EF_SH4A_NOFPU	*/ bfd_mach_sh4a_nofpu	, \
78/* EF_SH4_NOMMU_NOFPU	*/ bfd_mach_sh4_nommu_nofpu, \
79/* EF_SH2A_NOFPU	*/ bfd_mach_sh2a_nofpu  , \
80/* EF_SH3_NOMMU		*/ bfd_mach_sh3_nommu   , \
81/* EF_SH2A_SH4_NOFPU    */ bfd_mach_sh2a_nofpu_or_sh4_nommu_nofpu, \
82/* EF_SH2A_SH3_NOFPU    */ bfd_mach_sh2a_nofpu_or_sh3_nommu, \
83/* EF_SH2A_SH4          */ bfd_mach_sh2a_or_sh4 , \
84/* EF_SH2A_SH3E         */ bfd_mach_sh2a_or_sh3e
85
86/* Convert arch_sh* into EF_SH*.  */
87int sh_find_elf_flags (unsigned int arch_set);
88
89/* Convert bfd_mach_* into EF_SH*.  */
90int sh_elf_get_flags_from_mach (unsigned long mach);
91
92/* Other e_flags bits.  */
93
94#define EF_SH_PIC		0x100	/* Segments of an FDPIC binary may
95					   be relocated independently.  */
96#define EF_SH_FDPIC		0x8000	/* Uses the FDPIC ABI.  */
97
98/* Flags for the st_other symbol field.
99   Keep away from the STV_ visibility flags (bit 0..1).  */
100
101/* A reference to this symbol should by default add 1.  */
102#define STO_SH5_ISA32 (1 << 2)
103
104/* Section contains only SHmedia code (no SHcompact code).  */
105#define SHF_SH5_ISA32		0x40000000
106
107/* Section contains both SHmedia and SHcompact code, and possibly also
108   constants.  */
109#define SHF_SH5_ISA32_MIXED	0x20000000
110
111/* If applied to a .cranges section, marks that the section is sorted by
112   increasing cr_addr values.  */
113#define SHT_SH5_CR_SORTED 0x80000001
114
115/* Symbol should be handled as DataLabel (attached to global SHN_UNDEF
116   symbols).  */
117#define STT_DATALABEL STT_LOPROC
118
119#include "elf/reloc-macros.h"
120
121/* Relocations.  */
122/* Relocations 10-32 and 128-255 are GNU extensions.
123   25..32 and 10 are used for relaxation.  */
124START_RELOC_NUMBERS (elf_sh_reloc_type)
125  RELOC_NUMBER (R_SH_NONE, 0)
126  RELOC_NUMBER (R_SH_DIR32, 1)
127  RELOC_NUMBER (R_SH_REL32, 2)
128  RELOC_NUMBER (R_SH_DIR8WPN, 3)
129  RELOC_NUMBER (R_SH_IND12W, 4)
130  RELOC_NUMBER (R_SH_DIR8WPL, 5)
131  RELOC_NUMBER (R_SH_DIR8WPZ, 6)
132  RELOC_NUMBER (R_SH_DIR8BP, 7)
133  RELOC_NUMBER (R_SH_DIR8W, 8)
134  RELOC_NUMBER (R_SH_DIR8L, 9)
135
136  RELOC_NUMBER (R_SH_LOOP_START, 10)
137  RELOC_NUMBER (R_SH_LOOP_END, 11)
138
139  FAKE_RELOC (R_SH_FIRST_INVALID_RELOC, 12)
140  FAKE_RELOC (R_SH_LAST_INVALID_RELOC, 21)
141
142  RELOC_NUMBER (R_SH_GNU_VTINHERIT, 22)
143  RELOC_NUMBER (R_SH_GNU_VTENTRY, 23)
144  RELOC_NUMBER (R_SH_SWITCH8, 24)
145  RELOC_NUMBER (R_SH_SWITCH16, 25)
146  RELOC_NUMBER (R_SH_SWITCH32, 26)
147  RELOC_NUMBER (R_SH_USES, 27)
148  RELOC_NUMBER (R_SH_COUNT, 28)
149  RELOC_NUMBER (R_SH_ALIGN, 29)
150  RELOC_NUMBER (R_SH_CODE, 30)
151  RELOC_NUMBER (R_SH_DATA, 31)
152  RELOC_NUMBER (R_SH_LABEL, 32)
153
154  RELOC_NUMBER (R_SH_DIR16, 33)
155  RELOC_NUMBER (R_SH_DIR8, 34)
156  RELOC_NUMBER (R_SH_DIR8UL, 35)
157  RELOC_NUMBER (R_SH_DIR8UW, 36)
158  RELOC_NUMBER (R_SH_DIR8U, 37)
159  RELOC_NUMBER (R_SH_DIR8SW, 38)
160  RELOC_NUMBER (R_SH_DIR8S, 39)
161  RELOC_NUMBER (R_SH_DIR4UL, 40)
162  RELOC_NUMBER (R_SH_DIR4UW, 41)
163  RELOC_NUMBER (R_SH_DIR4U, 42)
164  RELOC_NUMBER (R_SH_PSHA, 43)
165  RELOC_NUMBER (R_SH_PSHL, 44)
166  RELOC_NUMBER (R_SH_DIR5U, 45)
167  RELOC_NUMBER (R_SH_DIR6U, 46)
168  RELOC_NUMBER (R_SH_DIR6S, 47)
169  RELOC_NUMBER (R_SH_DIR10S, 48)
170  RELOC_NUMBER (R_SH_DIR10SW, 49)
171  RELOC_NUMBER (R_SH_DIR10SL, 50)
172  RELOC_NUMBER (R_SH_DIR10SQ, 51)
173  FAKE_RELOC (R_SH_FIRST_INVALID_RELOC_2, 52)
174  FAKE_RELOC (R_SH_LAST_INVALID_RELOC_2, 52)
175  RELOC_NUMBER (R_SH_DIR16S, 53)
176  FAKE_RELOC (R_SH_FIRST_INVALID_RELOC_3, 54)
177  FAKE_RELOC (R_SH_LAST_INVALID_RELOC_3, 143)
178  RELOC_NUMBER (R_SH_TLS_GD_32, 144)
179  RELOC_NUMBER (R_SH_TLS_LD_32, 145)
180  RELOC_NUMBER (R_SH_TLS_LDO_32, 146)
181  RELOC_NUMBER (R_SH_TLS_IE_32, 147)
182  RELOC_NUMBER (R_SH_TLS_LE_32, 148)
183  RELOC_NUMBER (R_SH_TLS_DTPMOD32, 149)
184  RELOC_NUMBER (R_SH_TLS_DTPOFF32, 150)
185  RELOC_NUMBER (R_SH_TLS_TPOFF32, 151)
186  FAKE_RELOC (R_SH_FIRST_INVALID_RELOC_4, 152)
187  FAKE_RELOC (R_SH_LAST_INVALID_RELOC_4, 159)
188  RELOC_NUMBER (R_SH_GOT32, 160)
189  RELOC_NUMBER (R_SH_PLT32, 161)
190  RELOC_NUMBER (R_SH_COPY, 162)
191  RELOC_NUMBER (R_SH_GLOB_DAT, 163)
192  RELOC_NUMBER (R_SH_JMP_SLOT, 164)
193  RELOC_NUMBER (R_SH_RELATIVE, 165)
194  RELOC_NUMBER (R_SH_GOTOFF, 166)
195  RELOC_NUMBER (R_SH_GOTPC, 167)
196  RELOC_NUMBER (R_SH_GOTPLT32, 168)
197  RELOC_NUMBER (R_SH_GOT_LOW16, 169)
198  RELOC_NUMBER (R_SH_GOT_MEDLOW16, 170)
199  RELOC_NUMBER (R_SH_GOT_MEDHI16, 171)
200  RELOC_NUMBER (R_SH_GOT_HI16, 172)
201  RELOC_NUMBER (R_SH_GOTPLT_LOW16, 173)
202  RELOC_NUMBER (R_SH_GOTPLT_MEDLOW16, 174)
203  RELOC_NUMBER (R_SH_GOTPLT_MEDHI16, 175)
204  RELOC_NUMBER (R_SH_GOTPLT_HI16, 176)
205  RELOC_NUMBER (R_SH_PLT_LOW16, 177)
206  RELOC_NUMBER (R_SH_PLT_MEDLOW16, 178)
207  RELOC_NUMBER (R_SH_PLT_MEDHI16, 179)
208  RELOC_NUMBER (R_SH_PLT_HI16, 180)
209  RELOC_NUMBER (R_SH_GOTOFF_LOW16, 181)
210  RELOC_NUMBER (R_SH_GOTOFF_MEDLOW16, 182)
211  RELOC_NUMBER (R_SH_GOTOFF_MEDHI16, 183)
212  RELOC_NUMBER (R_SH_GOTOFF_HI16, 184)
213  RELOC_NUMBER (R_SH_GOTPC_LOW16, 185)
214  RELOC_NUMBER (R_SH_GOTPC_MEDLOW16, 186)
215  RELOC_NUMBER (R_SH_GOTPC_MEDHI16, 187)
216  RELOC_NUMBER (R_SH_GOTPC_HI16, 188)
217  RELOC_NUMBER (R_SH_GOT10BY4, 189)
218  RELOC_NUMBER (R_SH_GOTPLT10BY4, 190)
219  RELOC_NUMBER (R_SH_GOT10BY8, 191)
220  RELOC_NUMBER (R_SH_GOTPLT10BY8, 192)
221  RELOC_NUMBER (R_SH_COPY64, 193)
222  RELOC_NUMBER (R_SH_GLOB_DAT64, 194)
223  RELOC_NUMBER (R_SH_JMP_SLOT64, 195)
224  RELOC_NUMBER (R_SH_RELATIVE64, 196)
225  FAKE_RELOC (R_SH_FIRST_INVALID_RELOC_5, 197)
226  FAKE_RELOC (R_SH_LAST_INVALID_RELOC_5, 200)
227  RELOC_NUMBER (R_SH_GOT20, 201)
228  RELOC_NUMBER (R_SH_GOTOFF20, 202)
229  RELOC_NUMBER (R_SH_GOTFUNCDESC, 203)
230  RELOC_NUMBER (R_SH_GOTFUNCDESC20, 204)
231  RELOC_NUMBER (R_SH_GOTOFFFUNCDESC, 205)
232  RELOC_NUMBER (R_SH_GOTOFFFUNCDESC20, 206)
233  RELOC_NUMBER (R_SH_FUNCDESC, 207)
234  RELOC_NUMBER (R_SH_FUNCDESC_VALUE, 208)
235  FAKE_RELOC (R_SH_FIRST_INVALID_RELOC_6, 209)
236  FAKE_RELOC (R_SH_LAST_INVALID_RELOC_6, 241)
237  RELOC_NUMBER (R_SH_SHMEDIA_CODE, 242)
238  RELOC_NUMBER (R_SH_PT_16, 243)
239  RELOC_NUMBER (R_SH_IMMS16, 244)
240  RELOC_NUMBER (R_SH_IMMU16, 245)
241  RELOC_NUMBER (R_SH_IMM_LOW16, 246)
242  RELOC_NUMBER (R_SH_IMM_LOW16_PCREL, 247)
243  RELOC_NUMBER (R_SH_IMM_MEDLOW16, 248)
244  RELOC_NUMBER (R_SH_IMM_MEDLOW16_PCREL, 249)
245  RELOC_NUMBER (R_SH_IMM_MEDHI16, 250)
246  RELOC_NUMBER (R_SH_IMM_MEDHI16_PCREL, 251)
247  RELOC_NUMBER (R_SH_IMM_HI16, 252)
248  RELOC_NUMBER (R_SH_IMM_HI16_PCREL, 253)
249  RELOC_NUMBER (R_SH_64, 254)
250  RELOC_NUMBER (R_SH_64_PCREL, 255)
251END_RELOC_NUMBERS (R_SH_max)
252
253#ifdef __cplusplus
254}
255#endif
256
257#endif
258