1 /* SH ELF support for BFD.
2 Copyright (C) 1998-2018 Free Software Foundation, Inc.
4 This file is part of BFD, the Binary File Descriptor library.
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.
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.
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. */
27 /* Processor specific flags for the ELF header e_flags field. */
29 #define EF_SH_MACH_MASK 0x1f
30 #define EF_SH_UNKNOWN 0 /* For backwards compatibility. */
36 #define EF_SH4AL_DSP 6
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
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
54 /* This one can only mix in objects from other EF_SH5 objects. */
57 /* Define the mapping from ELF to bfd mach numbers.
58 bfd_mach_* are defined in bfd_in2.h (generated from
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 , \
69 /* EF_SH3E */ bfd_mach_sh3e , \
70 /* EF_SH4 */ bfd_mach_sh4 , \
72 /* EF_SH2E */ bfd_mach_sh2e , \
73 /* EF_SH4A */ bfd_mach_sh4a , \
74 /* EF_SH2A */ bfd_mach_sh2a , \
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
86 /* Convert arch_sh* into EF_SH*. */
87 int sh_find_elf_flags (unsigned int arch_set);
89 /* Convert bfd_mach_* into EF_SH*. */
90 int sh_elf_get_flags_from_mach (unsigned long mach);
92 /* Other e_flags bits. */
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. */
98 /* Flags for the st_other symbol field.
99 Keep away from the STV_ visibility flags (bit 0..1). */
101 /* A reference to this symbol should by default add 1. */
102 #define STO_SH5_ISA32 (1 << 2)
104 /* Section contains only SHmedia code (no SHcompact code). */
105 #define SHF_SH5_ISA32 0x40000000
107 /* Section contains both SHmedia and SHcompact code, and possibly also
109 #define SHF_SH5_ISA32_MIXED 0x20000000
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
115 /* Symbol should be handled as DataLabel (attached to global SHN_UNDEF
117 #define STT_DATALABEL STT_LOPROC
119 #include "elf/reloc-macros.h"
122 /* Relocations 10-32 and 128-255 are GNU extensions.
123 25..32 and 10 are used for relaxation. */
124 START_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)
136 RELOC_NUMBER (R_SH_LOOP_START, 10)
137 RELOC_NUMBER (R_SH_LOOP_END, 11)
139 FAKE_RELOC (R_SH_FIRST_INVALID_RELOC, 12)
140 FAKE_RELOC (R_SH_LAST_INVALID_RELOC, 21)
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)
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)
251 END_RELOC_NUMBERS (R_SH_max)