1 /* HPPA ELF support for BFD.
2 Copyright (C) 1993, 1994, 1999 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 2 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
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
20 /* This file holds definitions specific to the HPPA ELF ABI. Note
21 that most of this is not actually implemented by BFD. */
26 /* Processor specific flags for the ELF header e_flags field. */
28 /* Trap null address dereferences. */
29 #define EF_PARISC_TRAPNIL 0x00010000
31 /* .PARISC.archext section is present. */
32 #define EF_PARISC_EXT 0x00020000
34 /* Program expects little-endian mode. */
35 #define EF_PARISC_LSB 0x00040000
37 /* Program expects wide mode. */
38 #define EF_PARISC_WIDE 0x00080000
40 /* Do not allow kernel-assisted branch prediction. */
41 #define EF_PARISC_NO_KABP 0x00100000
43 /* Allow lazy swap for dynamically allocated program segments. */
44 #define EF_PARISC_LAZYSWAP 0x00400000
46 /* Architecture version */
47 #define EF_PARISC_ARCH 0x0000ffff
49 #define EFA_PARISC_1_0 0x020b
50 #define EFA_PARISC_1_1 0x0210
51 #define EFA_PARISC_2_0 0x0214
53 /* Special section indices. */
54 /* A symbol that has been declared as a tentative definition in an ANSI C
56 #define SHN_PARISC_ANSI_COMMON 0xff00
58 /* A symbol that has been declared as a common block using the
60 #define SHN_PARISC_HUGE_COMMON 0xff01
62 /* Processor specific section types. */
64 /* Section contains product specific extension bits. */
65 #define SHT_PARISC_EXT 0x70000000
67 /* Section contains unwind table entries. */
68 #define SHT_PARISC_UNWIND 0x70000001
70 /* Section contains debug information for optimized code. */
71 #define SHT_PARISC_DOC 0x70000002
73 /* Section contains code annotations. */
74 #define SHT_PARISC_ANNOT 0x70000003
76 /* These are strictly for compatibility with the older elf32-hppa
77 implementation. Hopefully we can eliminate them in the future. */
78 /* Optional section holding argument location/relocation info. */
79 #define SHT_PARISC_SYMEXTN SHT_LOPROC+8
81 /* Option section for linker stubs. */
82 #define SHT_PARISC_STUBS SHT_LOPROC+9
84 /* Processor specific section flags. */
86 /* Section contains code compiled for static branch prediction. */
87 #define SHF_PARISC_SBP 0x80000000
89 /* Section should be allocated from from GP. */
90 #define SHF_PARISC_HUGE 0x40000000
92 /* Section should go near GP. */
93 #define SHF_PARISC_SHORT 0x20000000
96 /* Identifies the entry point of a millicode routine. */
97 #define STT_PARISC_MILLI 13
99 /* ELF/HPPA relocation types */
101 /* Note: PA-ELF is defined to use only RELA relocations. */
102 #include "reloc-macros.h"
104 START_RELOC_NUMBERS (elf_hppa_reloc_type)
105 RELOC_NUMBER (R_PARISC_NONE, 0) /* No reloc */
107 /* These relocation types do simple base + offset relocations. */
109 RELOC_NUMBER (R_PARISC_DIR32, 1)
110 RELOC_NUMBER (R_PARISC_DIR21L, 2)
111 RELOC_NUMBER (R_PARISC_DIR17R, 3)
112 RELOC_NUMBER (R_PARISC_DIR17F, 4)
113 RELOC_NUMBER (R_PARISC_DIR14R, 6)
115 /* PC-relative relocation types
116 Typically used for calls.
117 Note PCREL17C and PCREL17F differ only in overflow handling.
118 PCREL17C never reports a relocation error.
120 When supporting argument relocations, function calls must be
121 accompanied by parameter relocation information. This information is
122 carried in the ten high-order bits of the addend field. The remaining
123 22 bits of of the addend field are sign-extended to form the Addend.
125 Note the code to build argument relocations depends on the
126 addend being zero. A consequence of this limitation is GAS
127 can not perform relocation reductions for function symbols. */
129 RELOC_NUMBER (R_PARISC_PCREL32, 9)
130 RELOC_NUMBER (R_PARISC_PCREL21L, 10)
131 RELOC_NUMBER (R_PARISC_PCREL17R, 11)
132 RELOC_NUMBER (R_PARISC_PCREL17F, 12)
133 RELOC_NUMBER (R_PARISC_PCREL17C, 13)
134 RELOC_NUMBER (R_PARISC_PCREL14R, 14)
135 RELOC_NUMBER (R_PARISC_PCREL14F, 15)
137 /* DP-relative relocation types. */
138 RELOC_NUMBER (R_PARISC_DPREL21L, 18)
139 RELOC_NUMBER (R_PARISC_DPREL14WR, 19)
140 RELOC_NUMBER (R_PARISC_DPREL14DR, 20)
141 RELOC_NUMBER (R_PARISC_DPREL14R, 22)
142 RELOC_NUMBER (R_PARISC_DPREL14F, 23)
144 /* Data linkage table (DLT) relocation types
146 SOM DLT_REL fixup requests are used to for static data references
147 from position-independent code within shared libraries. They are
148 similar to the GOT relocation types in some SVR4 implementations. */
150 RELOC_NUMBER (R_PARISC_DLTREL21L, 26)
151 RELOC_NUMBER (R_PARISC_DLTREL14R, 30)
152 RELOC_NUMBER (R_PARISC_DLTREL14F, 31)
154 /* DLT indirect relocation types */
155 RELOC_NUMBER (R_PARISC_DLTIND21L, 34)
156 RELOC_NUMBER (R_PARISC_DLTIND14R, 38)
157 RELOC_NUMBER (R_PARISC_DLTIND14F, 39)
159 /* Base relative relocation types. Ugh. These imply lots of state */
160 RELOC_NUMBER (R_PARISC_SETBASE, 40)
161 RELOC_NUMBER (R_PARISC_SECREL32, 41)
162 RELOC_NUMBER (R_PARISC_BASEREL21L, 42)
163 RELOC_NUMBER (R_PARISC_BASEREL17R, 43)
164 RELOC_NUMBER (R_PARISC_BASEREL17F, 44)
165 RELOC_NUMBER (R_PARISC_BASEREL14R, 46)
166 RELOC_NUMBER (R_PARISC_BASEREL14F, 47)
168 /* Segment relative relocation types. */
169 RELOC_NUMBER (R_PARISC_SEGBASE, 48)
170 RELOC_NUMBER (R_PARISC_SEGREL32, 49)
172 /* Offsets from the PLT. */
173 RELOC_NUMBER (R_PARISC_PLTOFF21L, 50)
174 RELOC_NUMBER (R_PARISC_PLTOFF14R, 54)
175 RELOC_NUMBER (R_PARISC_PLTOFF14F, 55)
177 RELOC_NUMBER (R_PARISC_LTOFF_FPTR32, 57)
178 RELOC_NUMBER (R_PARISC_LTOFF_FPTR21L, 58)
179 RELOC_NUMBER (R_PARISC_LTOFF_FPTR14R, 62)
181 RELOC_NUMBER (R_PARISC_FPTR64, 64)
183 /* Plabel relocation types. */
184 RELOC_NUMBER (R_PARISC_PLABEL32, 65)
185 RELOC_NUMBER (R_PARISC_PLABEL21L, 66)
186 RELOC_NUMBER (R_PARISC_PLABEL14R, 70)
188 /* PCREL relocations. */
189 RELOC_NUMBER (R_PARISC_PCREL64, 72)
190 RELOC_NUMBER (R_PARISC_PCREL22C, 73)
191 RELOC_NUMBER (R_PARISC_PCREL22F, 74)
192 RELOC_NUMBER (R_PARISC_PCREL14WR, 75)
193 RELOC_NUMBER (R_PARISC_PCREL14DR, 76)
194 RELOC_NUMBER (R_PARISC_PCREL16F, 77)
195 RELOC_NUMBER (R_PARISC_PCREL16WF, 78)
196 RELOC_NUMBER (R_PARISC_PCREL16DF, 79)
199 RELOC_NUMBER (R_PARISC_DIR64, 80)
200 RELOC_NUMBER (R_PARISC_DIR64WR, 81)
201 RELOC_NUMBER (R_PARISC_DIR64DR, 82)
202 RELOC_NUMBER (R_PARISC_DIR14WR, 83)
203 RELOC_NUMBER (R_PARISC_DIR14DR, 84)
204 RELOC_NUMBER (R_PARISC_DIR16F, 85)
205 RELOC_NUMBER (R_PARISC_DIR16WF, 86)
206 RELOC_NUMBER (R_PARISC_DIR16DF, 87)
208 RELOC_NUMBER (R_PARISC_GPREL64, 88)
210 RELOC_NUMBER (R_PARISC_DLTREL14WR, 91)
211 RELOC_NUMBER (R_PARISC_DLTREL14DR, 92)
212 RELOC_NUMBER (R_PARISC_GPREL16F, 93)
213 RELOC_NUMBER (R_PARISC_GPREL16WF, 94)
214 RELOC_NUMBER (R_PARISC_GPREL16DF, 95)
217 RELOC_NUMBER (R_PARISC_LTOFF64, 96)
218 RELOC_NUMBER (R_PARISC_DLTIND14WR, 99)
219 RELOC_NUMBER (R_PARISC_DLTIND14DR, 100)
220 RELOC_NUMBER (R_PARISC_LTOFF16F, 101)
221 RELOC_NUMBER (R_PARISC_LTOFF16WF, 102)
222 RELOC_NUMBER (R_PARISC_LTOFF16DF, 103)
224 RELOC_NUMBER (R_PARISC_SECREL64, 104)
226 RELOC_NUMBER (R_PARISC_BASEREL14WR, 107)
227 RELOC_NUMBER (R_PARISC_BASEREL14DR, 108)
229 RELOC_NUMBER (R_PARISC_SEGREL64, 112)
231 RELOC_NUMBER (R_PARISC_PLTOFF14WR, 115)
232 RELOC_NUMBER (R_PARISC_PLTOFF14DR, 116)
233 RELOC_NUMBER (R_PARISC_PLTOFF16F, 117)
234 RELOC_NUMBER (R_PARISC_PLTOFF16WF, 118)
235 RELOC_NUMBER (R_PARISC_PLTOFF16DF, 119)
237 RELOC_NUMBER (R_PARISC_LTOFF_FPTR64, 120)
238 RELOC_NUMBER (R_PARISC_LTOFF_FPTR14WR, 123)
239 RELOC_NUMBER (R_PARISC_LTOFF_FPTR14DR, 124)
240 RELOC_NUMBER (R_PARISC_LTOFF_FPTR16F, 125)
241 RELOC_NUMBER (R_PARISC_LTOFF_FPTR16WF, 126)
242 RELOC_NUMBER (R_PARISC_LTOFF_FPTR16DF, 127)
245 RELOC_NUMBER (R_PARISC_COPY, 128)
246 RELOC_NUMBER (R_PARISC_IPLT, 129)
247 RELOC_NUMBER (R_PARISC_EPLT, 130)
249 RELOC_NUMBER (R_PARISC_TPREL32, 153)
250 RELOC_NUMBER (R_PARISC_TPREL21L, 154)
251 RELOC_NUMBER (R_PARISC_TPREL14R, 158)
253 RELOC_NUMBER (R_PARISC_LTOFF_TP21L, 162)
254 RELOC_NUMBER (R_PARISC_LTOFF_TP14R, 166)
255 RELOC_NUMBER (R_PARISC_LTOFF_TP14F, 167)
257 RELOC_NUMBER (R_PARISC_TPREL64, 216)
258 RELOC_NUMBER (R_PARISC_TPREL14WR, 219)
259 RELOC_NUMBER (R_PARISC_TPREL14DR, 220)
260 RELOC_NUMBER (R_PARISC_TPREL16F, 221)
261 RELOC_NUMBER (R_PARISC_TPREL16WF, 222)
262 RELOC_NUMBER (R_PARISC_TPREL16DF, 223)
264 RELOC_NUMBER (R_PARISC_LTOFF_TP64, 224)
265 RELOC_NUMBER (R_PARISC_LTOFF_TP14WR, 227)
266 RELOC_NUMBER (R_PARISC_LTOFF_TP14DR, 228)
267 RELOC_NUMBER (R_PARISC_LTOFF_TP16F, 229)
268 RELOC_NUMBER (R_PARISC_LTOFF_TP16WF, 230)
269 RELOC_NUMBER (R_PARISC_LTOFF_TP16DF, 231)
270 EMPTY_RELOC (R_PARISC_UNIMPLEMENTED)
273 #ifndef RELOC_MACROS_GEN_FUNC
274 typedef enum elf_hppa_reloc_type elf_hppa_reloc_type;
277 #define PT_PARISC_ARCHEXT 0x70000000
278 #define PT_PARISC_UNWIND 0x70000001
279 #define PF_PARISC_SBP 0x08000000
280 #define PF_HP_PAGE_SIZE 0x00100000
281 #define PF_HP_FAR_SHARED 0x00200000
282 #define PF_HP_NEAR_SHARED 0x00400000
283 #define PF_HP_CODE 0x01000000
284 #define PF_HP_MODIFY 0x02000000
285 #define PF_HP_LAZYSWAP 0x04000000
286 #define PF_HP_SBP 0x08000000
289 /* Processor specific dynamic array tags. */
291 #define DT_HP_LOAD_MAP (DT_LOOS + 0x0)
292 #define DT_HP_DLD_FLAGS (DT_LOOS + 0x1)
293 #define DT_HP_DLD_HOOK (DT_LOOS + 0x2)
294 #define DT_HP_UX10_INIT (DT_LOOS + 0x3)
295 #define DT_HP_UX10_INITSZ (DT_LOOS + 0x4)
296 #define DT_HP_PREINIT (DT_LOOS + 0x5)
297 #define DT_HP_PREINITSZ (DT_LOOS + 0x6)
298 #define DT_HP_NEEDED (DT_LOOS + 0x7)
299 #define DT_HP_TIME_STAMP (DT_LOOS + 0x8)
300 #define DT_HP_CHECKSUM (DT_LOOS + 0x9)
301 #define DT_HP_GST_SIZE (DT_LOOS + 0xa)
302 #define DT_HP_GST_VERSION (DT_LOOS + 0xb)
303 #define DT_HP_GST_HASHVAL (DT_LOOS + 0xc)
305 /* Values for DT_HP_DLD_FLAGS. */
306 #define DT_HP_DEBUG_PRIVATE 0x0001 /* Map text private */
307 #define DT_HP_DEBUG_CALLBACK 0x0002 /* Callback */
308 #define DT_HP_DEBUG_CALLBACK_BOR 0x0004 /* BOR callback */
309 #define DT_HP_NO_ENVVAR 0x0008 /* No env var */
310 #define DT_HP_BIND_NOW 0x0010 /* Bind now */
311 #define DT_HP_BIND_NONFATAL 0x0020 /* Bind non-fatal */
312 #define DT_HP_BIND_VERBOSE 0x0040 /* Bind verbose */
313 #define DT_HP_BIND_RESTRICTED 0x0080 /* Bind restricted */
314 #define DT_HP_BIND_SYMBOLIC 0x0100 /* Bind symbolic */
315 #define DT_HP_RPATH_FIRST 0x0200 /* RPATH first */
316 #define DT_HP_BIND_DEPTH_FIRST 0x0400 /* Bind depth-first */
318 /* Program header extensions. */
319 #define PT_HP_TLS (PT_LOOS + 0x0)
320 #define PT_HP_CORE_NONE (PT_LOOS + 0x1)
321 #define PT_HP_CORE_VERSION (PT_LOOS + 0x2)
322 #define PT_HP_CORE_KERNEL (PT_LOOS + 0x3)
323 #define PT_HP_CORE_COMM (PT_LOOS + 0x4)
324 #define PT_HP_CORE_PROC (PT_LOOS + 0x5)
325 #define PT_HP_CORE_LOADABLE (PT_LOOS + 0x6)
326 #define PT_HP_CORE_STACK (PT_LOOS + 0x7)
327 #define PT_HP_CORE_SHM (PT_LOOS + 0x8)
328 #define PT_HP_CORE_MMF (PT_LOOS + 0x9)
329 #define PT_HP_PARALLEL (PT_LOOS + 0x10)
330 #define PT_HP_FASTBIND (PT_LOOS + 0x11)
332 /* Additional symbol types. */
333 #define STT_HP_OPAQUE (STT_LOOS + 0x1)
334 #define STT_HP_STUB (STT_LOOS + 0x2)
336 #endif /* _ELF_HPPA_H */