1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
|
/* Copyright (C) 2021-2024 Free Software Foundation, Inc.
Contributed by Loongson Ltd.
This file is part of GNU Binutils.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the license, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING3. If not,
see <http://www.gnu.org/licenses/>. */
#ifndef _ELF_LOONGARCH_H
#define _ELF_LOONGARCH_H
#include "elf/reloc-macros.h"
#include "libiberty.h"
START_RELOC_NUMBERS (elf_loongarch_reloc_type)
/* Used by the dynamic linker. */
RELOC_NUMBER (R_LARCH_NONE, 0)
RELOC_NUMBER (R_LARCH_32, 1)
RELOC_NUMBER (R_LARCH_64, 2)
RELOC_NUMBER (R_LARCH_RELATIVE, 3)
RELOC_NUMBER (R_LARCH_COPY, 4)
RELOC_NUMBER (R_LARCH_JUMP_SLOT, 5)
RELOC_NUMBER (R_LARCH_TLS_DTPMOD32, 6)
RELOC_NUMBER (R_LARCH_TLS_DTPMOD64, 7)
RELOC_NUMBER (R_LARCH_TLS_DTPREL32, 8)
RELOC_NUMBER (R_LARCH_TLS_DTPREL64, 9)
RELOC_NUMBER (R_LARCH_TLS_TPREL32, 10)
RELOC_NUMBER (R_LARCH_TLS_TPREL64, 11)
RELOC_NUMBER (R_LARCH_IRELATIVE, 12)
RELOC_NUMBER (R_LARCH_TLS_DESC32, 13)
RELOC_NUMBER (R_LARCH_TLS_DESC64, 14)
/* Reserved for future relocs that the dynamic linker must understand. */
/* Used by the static linker for relocating .text. */
RELOC_NUMBER (R_LARCH_MARK_LA, 20)
RELOC_NUMBER (R_LARCH_MARK_PCREL, 21)
RELOC_NUMBER (R_LARCH_SOP_PUSH_PCREL, 22)
RELOC_NUMBER (R_LARCH_SOP_PUSH_ABSOLUTE, 23)
RELOC_NUMBER (R_LARCH_SOP_PUSH_DUP, 24)
RELOC_NUMBER (R_LARCH_SOP_PUSH_GPREL, 25)
RELOC_NUMBER (R_LARCH_SOP_PUSH_TLS_TPREL, 26)
RELOC_NUMBER (R_LARCH_SOP_PUSH_TLS_GOT, 27)
RELOC_NUMBER (R_LARCH_SOP_PUSH_TLS_GD, 28)
RELOC_NUMBER (R_LARCH_SOP_PUSH_PLT_PCREL, 29)
RELOC_NUMBER (R_LARCH_SOP_ASSERT, 30)
RELOC_NUMBER (R_LARCH_SOP_NOT, 31)
RELOC_NUMBER (R_LARCH_SOP_SUB, 32)
RELOC_NUMBER (R_LARCH_SOP_SL, 33)
RELOC_NUMBER (R_LARCH_SOP_SR, 34)
RELOC_NUMBER (R_LARCH_SOP_ADD, 35)
RELOC_NUMBER (R_LARCH_SOP_AND, 36)
RELOC_NUMBER (R_LARCH_SOP_IF_ELSE, 37)
RELOC_NUMBER (R_LARCH_SOP_POP_32_S_10_5, 38)
RELOC_NUMBER (R_LARCH_SOP_POP_32_U_10_12, 39)
RELOC_NUMBER (R_LARCH_SOP_POP_32_S_10_12, 40)
RELOC_NUMBER (R_LARCH_SOP_POP_32_S_10_16, 41)
RELOC_NUMBER (R_LARCH_SOP_POP_32_S_10_16_S2, 42)
RELOC_NUMBER (R_LARCH_SOP_POP_32_S_5_20, 43)
RELOC_NUMBER (R_LARCH_SOP_POP_32_S_0_5_10_16_S2, 44)
RELOC_NUMBER (R_LARCH_SOP_POP_32_S_0_10_10_16_S2, 45)
RELOC_NUMBER (R_LARCH_SOP_POP_32_U, 46)
/* Used by the static linker for relocating non .text. */
RELOC_NUMBER (R_LARCH_ADD8, 47)
RELOC_NUMBER (R_LARCH_ADD16, 48)
RELOC_NUMBER (R_LARCH_ADD24, 49)
RELOC_NUMBER (R_LARCH_ADD32, 50)
RELOC_NUMBER (R_LARCH_ADD64, 51)
RELOC_NUMBER (R_LARCH_SUB8, 52)
RELOC_NUMBER (R_LARCH_SUB16, 53)
RELOC_NUMBER (R_LARCH_SUB24, 54)
RELOC_NUMBER (R_LARCH_SUB32, 55)
RELOC_NUMBER (R_LARCH_SUB64, 56)
/* I don't know what it is. Existing in almost all other arch. */
RELOC_NUMBER (R_LARCH_GNU_VTINHERIT, 57)
RELOC_NUMBER (R_LARCH_GNU_VTENTRY, 58)
/* B16:
beq/bne/blt/bge/bltu/bgeu/jirl
%b16 (sym). */
RELOC_NUMBER (R_LARCH_B16, 64)
/* B21:
beqz/bnez
%b16 (sym). */
RELOC_NUMBER (R_LARCH_B21, 65)
/* B26:
b/bl
%b26 (sym) or %plt (sym). */
RELOC_NUMBER (R_LARCH_B26, 66)
/* ABS: 32/64
lu12i.w
%abs_hi20 (sym). */
RELOC_NUMBER (R_LARCH_ABS_HI20, 67)
/* ABS: 32/64
ori
%abs_lo12 (sym). */
RELOC_NUMBER (R_LARCH_ABS_LO12, 68)
/* ABS: 64
lu32i.d
%abs64_lo20 (sym). */
RELOC_NUMBER (R_LARCH_ABS64_LO20, 69)
/* ABS: 64
lu52i.d
%abs64_hi12 (sym). */
RELOC_NUMBER (R_LARCH_ABS64_HI12, 70)
/* PCREL: 32/64
pcalau12i
%pc_hi20 (sym). */
RELOC_NUMBER (R_LARCH_PCALA_HI20, 71)
/* PCREL: 32/64
addi.w/addi.d
%pc_lo12 (sym). */
RELOC_NUMBER (R_LARCH_PCALA_LO12, 72)
/* PCREL: 64
lu32i.d
%pc64_lo20 (sym). */
RELOC_NUMBER (R_LARCH_PCALA64_LO20, 73)
/* PCREL: 64
lu52i.d
%pc64_hi12 (sym). */
RELOC_NUMBER (R_LARCH_PCALA64_HI12, 74)
/* GOT: 32/64
pcalau12i
%got_pc_hi20 (got). */
RELOC_NUMBER (R_LARCH_GOT_PC_HI20, 75)
/* GOT: 32/64
ld.w/ld.d
%got_pc_lo12 (got). */
RELOC_NUMBER (R_LARCH_GOT_PC_LO12, 76)
/* GOT: 32/64
lu32i.d
%got_pc_lo12 (got). */
RELOC_NUMBER (R_LARCH_GOT64_PC_LO20, 77)
/* GOT64: PCREL
lu52i.d
%got64_pc_hi12 (got). */
RELOC_NUMBER (R_LARCH_GOT64_PC_HI12, 78)
/* GOT32/64: ABS
lu12i.w
%got_hi20 (got). */
RELOC_NUMBER (R_LARCH_GOT_HI20, 79)
/* GOT: 32/64: ABS
ori
%got_lo12 (got). */
RELOC_NUMBER (R_LARCH_GOT_LO12, 80)
/* GOT64: ABS
lu32i.d
%got64_lo20 (got). */
RELOC_NUMBER (R_LARCH_GOT64_LO20, 81)
/* GOT64: ABS
lu52i.d
%got64_hi12 (got). */
RELOC_NUMBER (R_LARCH_GOT64_HI12, 82)
/* TLS-LE: 32/64
lu12i.w
%le_hi20 (sym). */
RELOC_NUMBER (R_LARCH_TLS_LE_HI20, 83)
/* TLS-LE: 32/64
ori
%le_lo12 (sym). */
RELOC_NUMBER (R_LARCH_TLS_LE_LO12, 84)
/* TLS-LE: 64
lu32i.d
%le64_lo20 (sym). */
RELOC_NUMBER (R_LARCH_TLS_LE64_LO20, 85)
/* TLS-LE: 64
lu52i.d
%le64_hi12 (sym). */
RELOC_NUMBER (R_LARCH_TLS_LE64_HI12, 86)
/* TLS-IE: 32/64
pcalau12i
%ie_pc_hi20 (sym). */
RELOC_NUMBER (R_LARCH_TLS_IE_PC_HI20, 87)
RELOC_NUMBER (R_LARCH_TLS_IE_PC_LO12, 88)
RELOC_NUMBER (R_LARCH_TLS_IE64_PC_LO20, 89)
RELOC_NUMBER (R_LARCH_TLS_IE64_PC_HI12, 90)
/* TLS-IE: 32/64: ABS
lu12i.w
%ie_hi20 (sym). */
RELOC_NUMBER (R_LARCH_TLS_IE_HI20, 91)
RELOC_NUMBER (R_LARCH_TLS_IE_LO12, 92)
RELOC_NUMBER (R_LARCH_TLS_IE64_LO20, 93)
RELOC_NUMBER (R_LARCH_TLS_IE64_HI12, 94)
/* TLS-LD: 32/64
pcalau12i
%ld_pc_hi20 (sym). */
RELOC_NUMBER (R_LARCH_TLS_LD_PC_HI20, 95)
/* TLS-LD: 32/64: ABS
lu12i.w
%ld_hi20 (sym). */
RELOC_NUMBER (R_LARCH_TLS_LD_HI20, 96)
/* TLS-GD: 32/64
pcalau12i
%gd_pc_hi20 (sym). */
RELOC_NUMBER (R_LARCH_TLS_GD_PC_HI20, 97)
/* TLS-GD: 32/64: ABS
lu12i.w
%gd_hi20 (sym). */
RELOC_NUMBER (R_LARCH_TLS_GD_HI20, 98)
/* For eh_frame and debug info. */
RELOC_NUMBER (R_LARCH_32_PCREL, 99)
/* RELAX. */
RELOC_NUMBER (R_LARCH_RELAX, 100)
/* relax delete. */
RELOC_NUMBER (R_LARCH_DELETE, 101)
/* relax align. */
RELOC_NUMBER (R_LARCH_ALIGN, 102)
/* pcaddi. */
RELOC_NUMBER (R_LARCH_PCREL20_S2, 103)
/* cfa. */
RELOC_NUMBER (R_LARCH_CFA, 104)
/* DW_CFA_advance_loc. */
RELOC_NUMBER (R_LARCH_ADD6, 105)
RELOC_NUMBER (R_LARCH_SUB6, 106)
/* unsigned leb128. */
RELOC_NUMBER (R_LARCH_ADD_ULEB128, 107)
RELOC_NUMBER (R_LARCH_SUB_ULEB128, 108)
RELOC_NUMBER (R_LARCH_64_PCREL, 109)
RELOC_NUMBER (R_LARCH_CALL36, 110)
/* TLS_DESC PCREL. */
RELOC_NUMBER (R_LARCH_TLS_DESC_PC_HI20, 111)
RELOC_NUMBER (R_LARCH_TLS_DESC_PC_LO12, 112)
/* TLS_DESC LARGE PCREL. */
RELOC_NUMBER (R_LARCH_TLS_DESC64_PC_LO20, 113)
RELOC_NUMBER (R_LARCH_TLS_DESC64_PC_HI12, 114)
/* TLS_DESC ABS. */
RELOC_NUMBER (R_LARCH_TLS_DESC_HI20, 115)
RELOC_NUMBER (R_LARCH_TLS_DESC_LO12, 116)
/* TLSDESC LARGE ABS. */
RELOC_NUMBER (R_LARCH_TLS_DESC64_LO20, 117)
RELOC_NUMBER (R_LARCH_TLS_DESC64_HI12, 118)
RELOC_NUMBER (R_LARCH_TLS_DESC_LD, 119)
RELOC_NUMBER (R_LARCH_TLS_DESC_CALL, 120)
/* TLS-LE-LUI
lu12i.w rd,%le_hi20_r (sym). */
RELOC_NUMBER (R_LARCH_TLS_LE_HI20_R, 121)
/* TLS-LE-ADD
add.d rd,rj,rk,%le_add_r (sym). */
RELOC_NUMBER (R_LARCH_TLS_LE_ADD_R, 122)
/* TLS-LE-ST
st.w/addi.w/ld.w rd,rj,%le_lo12_r (sym). */
RELOC_NUMBER (R_LARCH_TLS_LE_LO12_R, 123)
RELOC_NUMBER (R_LARCH_TLS_LD_PCREL20_S2, 124)
RELOC_NUMBER (R_LARCH_TLS_GD_PCREL20_S2, 125)
RELOC_NUMBER (R_LARCH_TLS_DESC_PCREL20_S2, 126)
END_RELOC_NUMBERS (R_LARCH_count)
/* Processor specific flags for the ELF header e_flags field. */
/* Base ABI modifier, 3bits. */
#define EF_LOONGARCH_ABI_SOFT_FLOAT 0x1
#define EF_LOONGARCH_ABI_SINGLE_FLOAT 0x2
#define EF_LOONGARCH_ABI_DOUBLE_FLOAT 0x3
#define EF_LOONGARCH_ABI_MODIFIER_MASK 0x7
#define EF_LOONGARCH_OBJABI_V1 0x40
#define EF_LOONGARCH_OBJABI_MASK 0xC0
#define EF_LOONGARCH_ABI_MASK \
(EF_LOONGARCH_OBJABI_MASK | EF_LOONGARCH_ABI_MODIFIER_MASK)
#define EF_LOONGARCH_ABI_MODIFIER(abi) \
(EF_LOONGARCH_ABI_MODIFIER_MASK & (abi))
#define EF_LOONGARCH_OBJABI(abi) \
(EF_LOONGARCH_OBJABI_MASK & (abi))
#define EF_LOONGARCH_ABI(abi) ((abi) & EF_LOONGARCH_ABI_MASK)
#define EF_LOONGARCH_IS_SOFT_FLOAT(abi) \
(EF_LOONGARCH_ABI_MODIFIER (abi) == EF_LOONGARCH_ABI_SOFT_FLOAT)
#define EF_LOONGARCH_IS_SINGLE_FLOAT(abi) \
(EF_LOONGARCH_ABI_MODIFIER (abi) == EF_LOONGARCH_ABI_SINGLE_FLOAT)
#define EF_LOONGARCH_IS_DOUBLE_FLOAT(abi) \
(EF_LOONGARCH_ABI_MODIFIER (abi) == EF_LOONGARCH_ABI_DOUBLE_FLOAT)
#define EF_LOONGARCH_IS_OBJ_V0(abi) (!EF_LOONGARCH_OBJABI (abi))
#define EF_LOONGARCH_IS_OBJ_V1(abi) \
(EF_LOONGARCH_OBJABI (abi) == EF_LOONGARCH_OBJABI_V1)
#endif /* _ELF_LOONGARCH_H */
|
