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4c85cbfa | 1 | /* BFD back-end for HP PA-RISC ELF files. |
50ede03d ILT |
2 | Copyright (C) 1990, 91, 92, 93, 94, 95, 96, 1997 |
3 | Free Software Foundation, Inc. | |
4c85cbfa KR |
4 | |
5 | Written by | |
e8f2240a | 6 | |
4c85cbfa KR |
7 | Center for Software Science |
8 | Department of Computer Science | |
9 | University of Utah | |
10 | ||
11 | This file is part of BFD, the Binary File Descriptor library. | |
12 | ||
13 | This program is free software; you can redistribute it and/or modify | |
14 | it under the terms of the GNU General Public License as published by | |
15 | the Free Software Foundation; either version 2 of the License, or | |
16 | (at your option) any later version. | |
17 | ||
18 | This program is distributed in the hope that it will be useful, | |
19 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
20 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
21 | GNU General Public License for more details. | |
22 | ||
23 | You should have received a copy of the GNU General Public License | |
24 | along with this program; if not, write to the Free Software | |
a9713b91 | 25 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
4c85cbfa KR |
26 | |
27 | #include "bfd.h" | |
28 | #include "sysdep.h" | |
24f13b03 | 29 | #include "bfdlink.h" |
4c85cbfa KR |
30 | #include "libbfd.h" |
31 | #include "obstack.h" | |
a9713b91 | 32 | #include "elf-bfd.h" |
4c85cbfa | 33 | |
b68a74d1 JL |
34 | /* The internal type of a symbol table extension entry. */ |
35 | typedef unsigned long symext_entryS; | |
36 | ||
37 | /* The external type of a symbol table extension entry. */ | |
38 | #define ELF32_PARISC_SX_SIZE (4) | |
39 | #define ELF32_PARISC_SX_GET(bfd, addr) bfd_h_get_32 ((bfd), (addr)) | |
40 | #define ELF32_PARISC_SX_PUT(bfd, val, addr) \ | |
41 | bfd_h_put_32 ((bfd), (val), (addr)) | |
4c85cbfa | 42 | |
24f13b03 ILT |
43 | /* HPPA symbol table extension entry types */ |
44 | enum elf32_hppa_symextn_types | |
45 | { | |
46 | PARISC_SXT_NULL, | |
47 | PARISC_SXT_SYMNDX, | |
48 | PARISC_SXT_ARG_RELOC, | |
49 | }; | |
4c85cbfa | 50 | |
24f13b03 | 51 | /* These macros compose and decompose the value of a symextn entry: |
4c85cbfa | 52 | |
24f13b03 ILT |
53 | entry_type = ELF32_PARISC_SX_TYPE(word); |
54 | entry_value = ELF32_PARISC_SX_VAL(word); | |
55 | word = ELF32_PARISC_SX_WORD(type,val); */ | |
56 | ||
57 | #define ELF32_PARISC_SX_TYPE(p) ((p) >> 24) | |
58 | #define ELF32_PARISC_SX_VAL(p) ((p) & 0xFFFFFF) | |
59 | #define ELF32_PARISC_SX_WORD(type,val) (((type) << 24) + (val & 0xFFFFFF)) | |
60 | ||
61 | /* The following was added facilitate implementation of the .hppa_symextn | |
62 | section. This section is built after the symbol table is built in the | |
63 | elf_write_object_contents routine (called from bfd_close). It is built | |
64 | so late because it requires information that is not known until | |
65 | the symbol and string table sections have been allocated, and | |
66 | the symbol table has been built. */ | |
67 | ||
68 | #define SYMEXTN_SECTION_NAME ".PARISC.symext" | |
69 | ||
24f13b03 ILT |
70 | struct symext_chain |
71 | { | |
72 | symext_entryS entry; | |
73 | struct symext_chain *next; | |
74 | }; | |
75 | ||
76 | typedef struct symext_chain symext_chainS; | |
77 | ||
78 | /* We use three different hash tables to hold information for | |
79 | linking PA ELF objects. | |
80 | ||
81 | The first is the elf32_hppa_link_hash_table which is derived | |
82 | from the standard ELF linker hash table. We use this as a place to | |
83 | attach other hash tables and static information. | |
84 | ||
85 | The second is the stub hash table which is derived from the | |
86 | base BFD hash table. The stub hash table holds the information | |
87 | necessary to build the linker stubs during a link. | |
88 | ||
89 | The last hash table keeps track of argument location information needed | |
90 | to build hash tables. Each function with nonzero argument location | |
91 | bits will have an entry in this table. */ | |
92 | ||
93 | /* Hash table for linker stubs. */ | |
94 | ||
95 | struct elf32_hppa_stub_hash_entry | |
96 | { | |
97 | /* Base hash table entry structure, we can get the name of the stub | |
98 | (and thus know exactly what actions it performs) from the base | |
99 | hash table entry. */ | |
100 | struct bfd_hash_entry root; | |
101 | ||
102 | /* Offset of the beginning of this stub. */ | |
103 | bfd_vma offset; | |
104 | ||
105 | /* Given the symbol's value and its section we can determine its final | |
106 | value when building the stubs (so the stub knows where to jump. */ | |
107 | symvalue target_value; | |
108 | asection *target_section; | |
109 | }; | |
110 | ||
111 | struct elf32_hppa_stub_hash_table | |
112 | { | |
113 | /* The hash table itself. */ | |
114 | struct bfd_hash_table root; | |
115 | ||
116 | /* The stub BFD. */ | |
117 | bfd *stub_bfd; | |
118 | ||
119 | /* Where to place the next stub. */ | |
120 | bfd_byte *location; | |
121 | ||
122 | /* Current offset in the stub section. */ | |
123 | unsigned int offset; | |
124 | ||
125 | }; | |
126 | ||
127 | /* Hash table for argument location information. */ | |
128 | ||
129 | struct elf32_hppa_args_hash_entry | |
e08b9ad7 | 130 | { |
24f13b03 ILT |
131 | /* Base hash table entry structure. */ |
132 | struct bfd_hash_entry root; | |
133 | ||
134 | /* The argument location bits for this entry. */ | |
135 | int arg_bits; | |
136 | }; | |
e08b9ad7 | 137 | |
24f13b03 ILT |
138 | struct elf32_hppa_args_hash_table |
139 | { | |
140 | /* The hash table itself. */ | |
141 | struct bfd_hash_table root; | |
142 | }; | |
e08b9ad7 | 143 | |
24f13b03 | 144 | struct elf32_hppa_link_hash_entry |
e08b9ad7 | 145 | { |
24f13b03 ILT |
146 | struct elf_link_hash_entry root; |
147 | }; | |
148 | ||
149 | struct elf32_hppa_link_hash_table | |
e08b9ad7 | 150 | { |
24f13b03 ILT |
151 | /* The main hash table. */ |
152 | struct elf_link_hash_table root; | |
153 | ||
154 | /* The stub hash table. */ | |
155 | struct elf32_hppa_stub_hash_table *stub_hash_table; | |
156 | ||
157 | /* The argument relocation bits hash table. */ | |
158 | struct elf32_hppa_args_hash_table *args_hash_table; | |
159 | ||
160 | /* A count of the number of output symbols. */ | |
161 | unsigned int output_symbol_count; | |
162 | ||
163 | /* Stuff so we can handle DP relative relocations. */ | |
164 | long global_value; | |
165 | int global_sym_defined; | |
166 | }; | |
167 | ||
e08b9ad7 JL |
168 | /* FIXME. */ |
169 | #define ARGUMENTS 0 | |
170 | #define RETURN_VALUE 1 | |
171 | ||
24f13b03 | 172 | /* The various argument relocations that may be performed. */ |
e08b9ad7 JL |
173 | typedef enum |
174 | { | |
175 | /* No relocation. */ | |
24f13b03 ILT |
176 | NO, |
177 | /* Relocate 32 bits from GR to FP register. */ | |
178 | GF, | |
179 | /* Relocate 64 bits from a GR pair to FP pair. */ | |
180 | GD, | |
181 | /* Relocate 32 bits from FP to GR. */ | |
182 | FG, | |
183 | /* Relocate 64 bits from FP pair to GR pair. */ | |
184 | DG, | |
e08b9ad7 JL |
185 | } arg_reloc_type; |
186 | ||
e08b9ad7 JL |
187 | /* What is being relocated (eg which argument or the return value). */ |
188 | typedef enum | |
189 | { | |
24f13b03 | 190 | ARG0, ARG1, ARG2, ARG3, RET, |
e08b9ad7 JL |
191 | } arg_reloc_location; |
192 | ||
e08b9ad7 | 193 | |
24f13b03 | 194 | /* ELF32/HPPA relocation support |
e08b9ad7 | 195 | |
24f13b03 ILT |
196 | This file contains ELF32/HPPA relocation support as specified |
197 | in the Stratus FTX/Golf Object File Format (SED-1762) dated | |
198 | February 1994. */ | |
199 | ||
200 | #include "elf32-hppa.h" | |
201 | #include "hppa_stubs.h" | |
4c85cbfa | 202 | |
4991ebb9 ILT |
203 | static bfd_reloc_status_type hppa_elf_reloc |
204 | PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); | |
4c85cbfa | 205 | |
24f13b03 | 206 | static unsigned long hppa_elf_relocate_insn |
f5bfdacd JL |
207 | PARAMS ((bfd *, asection *, unsigned long, unsigned long, long, |
208 | long, unsigned long, unsigned long, unsigned long)); | |
209 | ||
f5bfdacd JL |
210 | static bfd_reloc_status_type hppa_elf_reloc |
211 | PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd*, char **)); | |
212 | ||
31dabb6c | 213 | static reloc_howto_type * elf_hppa_reloc_type_lookup |
7ed5e970 | 214 | PARAMS ((bfd *, bfd_reloc_code_real_type)); |
f5bfdacd | 215 | |
24f13b03 ILT |
216 | static boolean elf32_hppa_set_section_contents |
217 | PARAMS ((bfd *, sec_ptr, PTR, file_ptr, bfd_size_type)); | |
e08b9ad7 | 218 | |
0a7b8735 | 219 | static void elf32_hppa_info_to_howto |
24f13b03 | 220 | PARAMS ((bfd *, arelent *, Elf32_Internal_Rela *)); |
e08b9ad7 | 221 | |
24f13b03 | 222 | static boolean elf32_hppa_backend_symbol_table_processing |
a9713b91 | 223 | PARAMS ((bfd *, elf_symbol_type *, unsigned int)); |
e08b9ad7 | 224 | |
24f13b03 ILT |
225 | static void elf32_hppa_backend_begin_write_processing |
226 | PARAMS ((bfd *, struct bfd_link_info *)); | |
e08b9ad7 | 227 | |
24f13b03 ILT |
228 | static void elf32_hppa_backend_final_write_processing |
229 | PARAMS ((bfd *, boolean)); | |
e08b9ad7 | 230 | |
24f13b03 ILT |
231 | static void add_entry_to_symext_chain |
232 | PARAMS ((bfd *, unsigned int, unsigned int, symext_chainS **, | |
233 | symext_chainS **)); | |
e08b9ad7 | 234 | |
24f13b03 ILT |
235 | static void |
236 | elf_hppa_tc_make_sections PARAMS ((bfd *, symext_chainS *)); | |
e08b9ad7 | 237 | |
50ede03d | 238 | static boolean hppa_elf_is_local_label_name PARAMS ((bfd *, const char *)); |
e08b9ad7 | 239 | |
24f13b03 ILT |
240 | static boolean elf32_hppa_add_symbol_hook |
241 | PARAMS ((bfd *, struct bfd_link_info *, const Elf_Internal_Sym *, | |
242 | const char **, flagword *, asection **, bfd_vma *)); | |
e08b9ad7 | 243 | |
24f13b03 | 244 | static bfd_reloc_status_type elf32_hppa_bfd_final_link_relocate |
31dabb6c | 245 | PARAMS ((reloc_howto_type *, bfd *, bfd *, asection *, |
24f13b03 ILT |
246 | bfd_byte *, bfd_vma, bfd_vma, bfd_vma, struct bfd_link_info *, |
247 | asection *, const char *, int)); | |
e08b9ad7 | 248 | |
24f13b03 ILT |
249 | static struct bfd_link_hash_table *elf32_hppa_link_hash_table_create |
250 | PARAMS ((bfd *)); | |
e08b9ad7 | 251 | |
24f13b03 ILT |
252 | static struct bfd_hash_entry * |
253 | elf32_hppa_stub_hash_newfunc | |
254 | PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *)); | |
e08b9ad7 | 255 | |
24f13b03 ILT |
256 | static struct bfd_hash_entry * |
257 | elf32_hppa_args_hash_newfunc | |
258 | PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *)); | |
e08b9ad7 | 259 | |
24f13b03 ILT |
260 | static boolean |
261 | elf32_hppa_relocate_section | |
262 | PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, | |
eb4267a3 | 263 | bfd_byte *, Elf_Internal_Rela *, Elf_Internal_Sym *, asection **)); |
e08b9ad7 | 264 | |
24f13b03 ILT |
265 | static boolean |
266 | elf32_hppa_stub_hash_table_init | |
267 | PARAMS ((struct elf32_hppa_stub_hash_table *, bfd *, | |
268 | struct bfd_hash_entry *(*) PARAMS ((struct bfd_hash_entry *, | |
269 | struct bfd_hash_table *, | |
270 | const char *)))); | |
e08b9ad7 | 271 | |
24f13b03 ILT |
272 | static boolean |
273 | elf32_hppa_build_one_stub PARAMS ((struct bfd_hash_entry *, PTR)); | |
e08b9ad7 | 274 | |
24f13b03 ILT |
275 | static boolean |
276 | elf32_hppa_read_symext_info | |
277 | PARAMS ((bfd *, Elf_Internal_Shdr *, struct elf32_hppa_args_hash_table *, | |
5874427f | 278 | Elf_Internal_Sym *)); |
e08b9ad7 | 279 | |
24f13b03 ILT |
280 | static unsigned int elf32_hppa_size_of_stub |
281 | PARAMS ((unsigned int, unsigned int, bfd_vma, bfd_vma, const char *)); | |
459ae909 | 282 | |
24f13b03 ILT |
283 | static boolean elf32_hppa_arg_reloc_needed |
284 | PARAMS ((unsigned int, unsigned int, arg_reloc_type [])); | |
459ae909 | 285 | |
24f13b03 ILT |
286 | static void elf32_hppa_name_of_stub |
287 | PARAMS ((unsigned int, unsigned int, bfd_vma, bfd_vma, char *)); | |
459ae909 | 288 | |
24f13b03 | 289 | static boolean elf32_hppa_size_symext PARAMS ((struct bfd_hash_entry *, PTR)); |
459ae909 | 290 | |
24f13b03 ILT |
291 | static boolean elf32_hppa_link_output_symbol_hook |
292 | PARAMS ((bfd *, struct bfd_link_info *, const char *, | |
293 | Elf_Internal_Sym *, asection *)); | |
25057836 | 294 | |
e08b9ad7 JL |
295 | /* ELF/PA relocation howto entries. */ |
296 | ||
d9ad93bc | 297 | static reloc_howto_type elf_hppa_howto_table[ELF_HOWTO_TABLE_SIZE] = |
4c85cbfa | 298 | { |
459ae909 | 299 | {R_PARISC_NONE, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_NONE"}, |
0a7b8735 ILT |
300 | /* The values in DIR32 are to placate the check in |
301 | _bfd_stab_section_find_nearest_line. */ | |
302 | {R_PARISC_DIR32, 0, 2, 32, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DIR32", false, 0, 0xffffffff, false}, | |
459ae909 JL |
303 | {R_PARISC_DIR21L, 0, 0, 21, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DIR21L"}, |
304 | {R_PARISC_DIR17R, 0, 0, 17, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DIR17R"}, | |
305 | {R_PARISC_DIR17F, 0, 0, 17, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DIR17F"}, | |
306 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
307 | {R_PARISC_DIR14R, 0, 0, 14, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DIR14R"}, | |
308 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
309 | ||
310 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
311 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
312 | {R_PARISC_PCREL21L, 0, 0, 21, true, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_PCREL21L"}, | |
313 | {R_PARISC_PCREL17R, 0, 0, 17, true, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_PCREL17R"}, | |
314 | {R_PARISC_PCREL17F, 0, 0, 17, true, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_PCREL17F"}, | |
315 | {R_PARISC_PCREL17C, 0, 0, 17, true, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_PCREL17C"}, | |
316 | {R_PARISC_PCREL14R, 0, 0, 14, true, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_PCREL14R"}, | |
317 | {R_PARISC_PCREL14F, 0, 0, 14, true, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_PCREL14F"}, | |
318 | ||
319 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
320 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
321 | {R_PARISC_DPREL21L, 0, 0, 21, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DPREL21L"}, | |
322 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
323 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
324 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
325 | {R_PARISC_DPREL14R, 0, 0, 14, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DPREL14R"}, | |
326 | {R_PARISC_DPREL14F, 0, 0, 14, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DPREL14F"}, | |
327 | ||
328 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
329 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
330 | {R_PARISC_DLTREL21L, 0, 0, 21, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DLTREL21L"}, | |
331 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
332 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
333 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
334 | {R_PARISC_DLTREL14R, 0, 0, 14, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DLTREL14R"}, | |
335 | {R_PARISC_DLTREL14F, 0, 0, 14, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DLTREL14F"}, | |
336 | ||
337 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
338 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
339 | {R_PARISC_DLTIND21L, 0, 0, 21, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DLTIND21L"}, | |
340 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
341 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
342 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
343 | {R_PARISC_DLTIND14R, 0, 0, 14, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DLTIND14R"}, | |
344 | {R_PARISC_DLTIND14F, 0, 0, 14, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_DLTIND14F"}, | |
345 | ||
346 | {R_PARISC_SETBASE, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_SETBASE"}, | |
347 | {R_PARISC_BASEREL32, 0, 0, 32, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_BASEREL32"}, | |
348 | {R_PARISC_BASEREL21L, 0, 0, 21, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_BASEREL21L"}, | |
349 | {R_PARISC_BASEREL17R, 0, 0, 17, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_BASEREL17R"}, | |
350 | {R_PARISC_BASEREL17F, 0, 0, 17, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_BASEREL17F"}, | |
351 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
352 | {R_PARISC_BASEREL14R, 0, 0, 14, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_BASEREL14R"}, | |
353 | {R_PARISC_BASEREL14F, 0, 0, 14, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_BASEREL14F"}, | |
354 | ||
355 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
356 | {R_PARISC_TEXTREL32, 0, 0, 32, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_TEXTREL32"}, | |
357 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
358 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
359 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
360 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
361 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
362 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
363 | ||
364 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
365 | {R_PARISC_DATAREL32, 0, 0, 32, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
366 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
367 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
368 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
369 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
370 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
371 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
372 | ||
373 | ||
374 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
375 | {R_PARISC_PLABEL32, 0, 0, 32, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_PLABEL32"}, | |
376 | {R_PARISC_PLABEL21L, 0, 0, 21, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_PLABEL21L"}, | |
377 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
378 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
379 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
380 | {R_PARISC_PLABEL14R, 0, 0, 14, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_PLABEL14R"}, | |
381 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
382 | ||
383 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
384 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
385 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
386 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
387 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
388 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
389 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
390 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
391 | ||
392 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
393 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
394 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
395 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
396 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
397 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
398 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
399 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
400 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
401 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
402 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
403 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
404 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
405 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
406 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
407 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
408 | ||
409 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
410 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
411 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
412 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
413 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
414 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
415 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
416 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
417 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
418 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
419 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
420 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
421 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
422 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
423 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
424 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
425 | ||
426 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
427 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
428 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
429 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
430 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
431 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
432 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
433 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
434 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
435 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
436 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
437 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
438 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
439 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
440 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
441 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
442 | ||
443 | ||
444 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
445 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
446 | {R_PARISC_PLTIND21L, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_PLTIND21L"}, | |
447 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
448 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
449 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_UNIMPLEMENTED"}, | |
450 | {R_PARISC_PLTIND14R, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_PLTIND14R"}, | |
451 | {R_PARISC_PLTIND14F, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_PLTIND14F"}, | |
452 | ||
453 | ||
454 | {R_PARISC_COPY, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_COPY"}, | |
455 | {R_PARISC_GLOB_DAT, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_GLOB_DAT"}, | |
456 | {R_PARISC_JMP_SLOT, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_JMP_SLOT"}, | |
457 | {R_PARISC_RELATIVE, 0, 0, 0, false, 0, complain_overflow_bitfield, hppa_elf_reloc, "R_PARISC_RELATIVE"}, | |
459ae909 JL |
458 | |
459 | {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"}, | |
e8f2240a | 460 | }; |
4c85cbfa | 461 | |
24f13b03 ILT |
462 | /* Where (what register type) is an argument comming from? */ |
463 | typedef enum | |
464 | { | |
465 | AR_NO, | |
466 | AR_GR, | |
467 | AR_FR, | |
468 | AR_FU, | |
469 | AR_FPDBL1, | |
470 | AR_FPDBL2, | |
471 | } arg_location; | |
472 | ||
473 | /* Horizontal represents the callee's argument location information, | |
474 | vertical represents caller's argument location information. Value at a | |
475 | particular X,Y location represents what (if any) argument relocation | |
476 | needs to be performed to make caller and callee agree. */ | |
477 | ||
478 | static CONST arg_reloc_type arg_mismatches[6][6] = | |
479 | { | |
480 | {NO, NO, NO, NO, NO, NO}, | |
481 | {NO, NO, GF, NO, GD, NO}, | |
482 | {NO, FG, NO, NO, NO, NO}, | |
483 | {NO, NO, NO, NO, NO, NO}, | |
484 | {NO, DG, NO, NO, NO, NO}, | |
485 | {NO, DG, NO, NO, NO, NO}, | |
486 | }; | |
487 | ||
488 | /* Likewise, but reversed for the return value. */ | |
489 | static CONST arg_reloc_type ret_mismatches[6][6] = | |
490 | { | |
491 | {NO, NO, NO, NO, NO, NO}, | |
492 | {NO, NO, FG, NO, DG, NO}, | |
493 | {NO, GF, NO, NO, NO, NO}, | |
494 | {NO, NO, NO, NO, NO, NO}, | |
495 | {NO, GD, NO, NO, NO, NO}, | |
496 | {NO, GD, NO, NO, NO, NO}, | |
497 | }; | |
498 | ||
499 | /* Misc static crud for symbol extension records. */ | |
d9ad93bc KR |
500 | static symext_chainS *symext_rootP; |
501 | static symext_chainS *symext_lastP; | |
b68a74d1 | 502 | static bfd_size_type symext_chain_size; |
24f13b03 ILT |
503 | |
504 | /* FIXME: We should be able to try this static variable! */ | |
b68a74d1 | 505 | static bfd_byte *symextn_contents; |
e08b9ad7 | 506 | |
24f13b03 ILT |
507 | |
508 | /* For linker stub hash tables. */ | |
509 | #define elf32_hppa_stub_hash_lookup(table, string, create, copy) \ | |
510 | ((struct elf32_hppa_stub_hash_entry *) \ | |
511 | bfd_hash_lookup (&(table)->root, (string), (create), (copy))) | |
512 | ||
513 | #define elf32_hppa_stub_hash_traverse(table, func, info) \ | |
514 | (bfd_hash_traverse \ | |
515 | (&(table)->root, \ | |
516 | (boolean (*) PARAMS ((struct bfd_hash_entry *, PTR))) (func), \ | |
517 | (info))) | |
518 | ||
519 | /* For linker args hash tables. */ | |
520 | #define elf32_hppa_args_hash_lookup(table, string, create, copy) \ | |
521 | ((struct elf32_hppa_args_hash_entry *) \ | |
522 | bfd_hash_lookup (&(table)->root, (string), (create), (copy))) | |
523 | ||
524 | #define elf32_hppa_args_hash_traverse(table, func, info) \ | |
525 | (bfd_hash_traverse \ | |
526 | (&(table)->root, \ | |
527 | (boolean (*) PARAMS ((struct bfd_hash_entry *, PTR))) (func), \ | |
528 | (info))) | |
529 | ||
530 | #define elf32_hppa_args_hash_table_init(table, newfunc) \ | |
531 | (bfd_hash_table_init \ | |
532 | (&(table)->root, \ | |
533 | (struct bfd_hash_entry *(*) PARAMS ((struct bfd_hash_entry *, \ | |
534 | struct bfd_hash_table *, \ | |
535 | const char *))) (newfunc))) | |
536 | ||
537 | /* For HPPA linker hash table. */ | |
538 | ||
539 | #define elf32_hppa_link_hash_lookup(table, string, create, copy, follow)\ | |
540 | ((struct elf32_hppa_link_hash_entry *) \ | |
541 | elf_link_hash_lookup (&(table)->root, (string), (create), \ | |
542 | (copy), (follow))) | |
543 | ||
544 | #define elf32_hppa_link_hash_traverse(table, func, info) \ | |
545 | (elf_link_hash_traverse \ | |
546 | (&(table)->root, \ | |
547 | (boolean (*) PARAMS ((struct elf_link_hash_entry *, PTR))) (func), \ | |
548 | (info))) | |
549 | ||
550 | /* Get the PA ELF linker hash table from a link_info structure. */ | |
551 | ||
552 | #define elf32_hppa_hash_table(p) \ | |
553 | ((struct elf32_hppa_link_hash_table *) ((p)->hash)) | |
554 | ||
555 | ||
556 | /* Extract specific argument location bits for WHICH from | |
557 | the full argument location in AR. */ | |
558 | #define EXTRACT_ARBITS(ar, which) ((ar) >> (8 - ((which) * 2))) & 3 | |
559 | ||
560 | /* Assorted hash table functions. */ | |
561 | ||
562 | /* Initialize an entry in the stub hash table. */ | |
563 | ||
564 | static struct bfd_hash_entry * | |
565 | elf32_hppa_stub_hash_newfunc (entry, table, string) | |
566 | struct bfd_hash_entry *entry; | |
567 | struct bfd_hash_table *table; | |
568 | const char *string; | |
569 | { | |
570 | struct elf32_hppa_stub_hash_entry *ret; | |
571 | ||
572 | ret = (struct elf32_hppa_stub_hash_entry *) entry; | |
573 | ||
574 | /* Allocate the structure if it has not already been allocated by a | |
575 | subclass. */ | |
576 | if (ret == NULL) | |
577 | ret = ((struct elf32_hppa_stub_hash_entry *) | |
578 | bfd_hash_allocate (table, | |
579 | sizeof (struct elf32_hppa_stub_hash_entry))); | |
580 | if (ret == NULL) | |
a9713b91 | 581 | return NULL; |
24f13b03 ILT |
582 | |
583 | /* Call the allocation method of the superclass. */ | |
584 | ret = ((struct elf32_hppa_stub_hash_entry *) | |
585 | bfd_hash_newfunc ((struct bfd_hash_entry *) ret, table, string)); | |
586 | ||
587 | if (ret) | |
588 | { | |
589 | /* Initialize the local fields. */ | |
590 | ret->offset = 0; | |
591 | ret->target_value = 0; | |
592 | ret->target_section = NULL; | |
593 | } | |
594 | ||
595 | return (struct bfd_hash_entry *) ret; | |
596 | } | |
597 | ||
598 | /* Initialize a stub hash table. */ | |
599 | ||
600 | static boolean | |
601 | elf32_hppa_stub_hash_table_init (table, stub_bfd, newfunc) | |
602 | struct elf32_hppa_stub_hash_table *table; | |
603 | bfd *stub_bfd; | |
604 | struct bfd_hash_entry *(*newfunc) PARAMS ((struct bfd_hash_entry *, | |
605 | struct bfd_hash_table *, | |
606 | const char *)); | |
607 | { | |
608 | table->offset = 0; | |
609 | table->location = 0; | |
610 | table->stub_bfd = stub_bfd; | |
611 | return (bfd_hash_table_init (&table->root, newfunc)); | |
612 | } | |
613 | ||
614 | /* Initialize an entry in the argument location hash table. */ | |
615 | ||
616 | static struct bfd_hash_entry * | |
617 | elf32_hppa_args_hash_newfunc (entry, table, string) | |
618 | struct bfd_hash_entry *entry; | |
619 | struct bfd_hash_table *table; | |
620 | const char *string; | |
621 | { | |
622 | struct elf32_hppa_args_hash_entry *ret; | |
623 | ||
624 | ret = (struct elf32_hppa_args_hash_entry *) entry; | |
625 | ||
626 | /* Allocate the structure if it has not already been allocated by a | |
627 | subclass. */ | |
628 | if (ret == NULL) | |
629 | ret = ((struct elf32_hppa_args_hash_entry *) | |
630 | bfd_hash_allocate (table, | |
631 | sizeof (struct elf32_hppa_args_hash_entry))); | |
632 | if (ret == NULL) | |
a9713b91 | 633 | return NULL; |
24f13b03 ILT |
634 | |
635 | /* Call the allocation method of the superclass. */ | |
636 | ret = ((struct elf32_hppa_args_hash_entry *) | |
637 | bfd_hash_newfunc ((struct bfd_hash_entry *) ret, table, string)); | |
638 | ||
639 | /* Initialize the local fields. */ | |
640 | if (ret) | |
641 | ret->arg_bits = 0; | |
642 | ||
643 | return (struct bfd_hash_entry *) ret; | |
644 | } | |
645 | ||
646 | /* Create the derived linker hash table. The PA ELF port uses the derived | |
647 | hash table to keep information specific to the PA ELF linker (without | |
648 | using static variables). */ | |
649 | ||
650 | static struct bfd_link_hash_table * | |
651 | elf32_hppa_link_hash_table_create (abfd) | |
652 | bfd *abfd; | |
653 | { | |
654 | struct elf32_hppa_link_hash_table *ret; | |
655 | ||
656 | ret = ((struct elf32_hppa_link_hash_table *) | |
657 | bfd_alloc (abfd, sizeof (struct elf32_hppa_link_hash_table))); | |
658 | if (ret == NULL) | |
a9713b91 | 659 | return NULL; |
24f13b03 ILT |
660 | if (!_bfd_elf_link_hash_table_init (&ret->root, abfd, |
661 | _bfd_elf_link_hash_newfunc)) | |
662 | { | |
663 | bfd_release (abfd, ret); | |
664 | return NULL; | |
665 | } | |
666 | ret->stub_hash_table = NULL; | |
667 | ret->args_hash_table = NULL; | |
668 | ret->output_symbol_count = 0; | |
669 | ret->global_value = 0; | |
670 | ret->global_sym_defined = 0; | |
671 | ||
672 | return &ret->root.root; | |
673 | } | |
e8f2240a | 674 | |
f5bfdacd | 675 | /* Relocate the given INSN given the various input parameters. |
e8f2240a | 676 | |
f5bfdacd | 677 | FIXME: endianness and sizeof (long) issues abound here. */ |
4c85cbfa KR |
678 | |
679 | static unsigned long | |
f5bfdacd JL |
680 | hppa_elf_relocate_insn (abfd, input_sect, insn, address, sym_value, |
681 | r_addend, r_format, r_field, pcrel) | |
f4bd7a8f DM |
682 | bfd *abfd; |
683 | asection *input_sect; | |
684 | unsigned long insn; | |
685 | unsigned long address; | |
f4bd7a8f DM |
686 | long sym_value; |
687 | long r_addend; | |
f5bfdacd JL |
688 | unsigned long r_format; |
689 | unsigned long r_field; | |
690 | unsigned long pcrel; | |
4c85cbfa | 691 | { |
e8f2240a KR |
692 | unsigned char opcode = get_opcode (insn); |
693 | long constant_value; | |
e8f2240a KR |
694 | |
695 | switch (opcode) | |
696 | { | |
697 | case LDO: | |
698 | case LDB: | |
699 | case LDH: | |
700 | case LDW: | |
701 | case LDWM: | |
702 | case STB: | |
703 | case STH: | |
704 | case STW: | |
705 | case STWM: | |
f5bfdacd JL |
706 | case COMICLR: |
707 | case SUBI: | |
708 | case ADDIT: | |
709 | case ADDI: | |
710 | case LDIL: | |
711 | case ADDIL: | |
7218bb04 | 712 | constant_value = HPPA_R_CONSTANT (r_addend); |
e8f2240a KR |
713 | |
714 | if (pcrel) | |
715 | sym_value -= address; | |
e8f2240a | 716 | |
e8f2240a | 717 | sym_value = hppa_field_adjust (sym_value, constant_value, r_field); |
f5bfdacd | 718 | return hppa_rebuild_insn (abfd, insn, sym_value, r_format); |
e8f2240a KR |
719 | |
720 | case BL: | |
721 | case BE: | |
722 | case BLE: | |
e8f2240a KR |
723 | /* XXX computing constant_value is not needed??? */ |
724 | constant_value = assemble_17 ((insn & 0x001f0000) >> 16, | |
725 | (insn & 0x00001ffc) >> 2, | |
726 | insn & 1); | |
f5bfdacd | 727 | |
e8f2240a KR |
728 | constant_value = (constant_value << 15) >> 15; |
729 | if (pcrel) | |
730 | { | |
731 | sym_value -= | |
732 | address + input_sect->output_offset | |
733 | + input_sect->output_section->vma; | |
734 | sym_value = hppa_field_adjust (sym_value, -8, r_field); | |
735 | } | |
736 | else | |
737 | sym_value = hppa_field_adjust (sym_value, constant_value, r_field); | |
4c85cbfa | 738 | |
f5bfdacd | 739 | return hppa_rebuild_insn (abfd, insn, sym_value >> 2, r_format); |
4c85cbfa | 740 | |
e8f2240a KR |
741 | default: |
742 | if (opcode == 0) | |
743 | { | |
7218bb04 | 744 | constant_value = HPPA_R_CONSTANT (r_addend); |
e8f2240a | 745 | |
f5bfdacd JL |
746 | if (pcrel) |
747 | sym_value -= address; | |
748 | ||
e8f2240a KR |
749 | return hppa_field_adjust (sym_value, constant_value, r_field); |
750 | } | |
751 | else | |
f5bfdacd | 752 | abort (); |
e8f2240a | 753 | } |
4c85cbfa KR |
754 | } |
755 | ||
24f13b03 | 756 | /* Relocate an HPPA ELF section. */ |
f5bfdacd | 757 | |
24f13b03 ILT |
758 | static boolean |
759 | elf32_hppa_relocate_section (output_bfd, info, input_bfd, input_section, | |
eb4267a3 | 760 | contents, relocs, local_syms, local_sections) |
24f13b03 ILT |
761 | bfd *output_bfd; |
762 | struct bfd_link_info *info; | |
763 | bfd *input_bfd; | |
764 | asection *input_section; | |
765 | bfd_byte *contents; | |
766 | Elf_Internal_Rela *relocs; | |
767 | Elf_Internal_Sym *local_syms; | |
768 | asection **local_sections; | |
e8f2240a | 769 | { |
24f13b03 ILT |
770 | Elf_Internal_Shdr *symtab_hdr; |
771 | Elf_Internal_Rela *rel; | |
772 | Elf_Internal_Rela *relend; | |
773 | ||
774 | symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; | |
775 | ||
776 | rel = relocs; | |
777 | relend = relocs + input_section->reloc_count; | |
778 | for (; rel < relend; rel++) | |
779 | { | |
780 | int r_type; | |
31dabb6c | 781 | reloc_howto_type *howto; |
a9713b91 | 782 | unsigned long r_symndx; |
24f13b03 ILT |
783 | struct elf_link_hash_entry *h; |
784 | Elf_Internal_Sym *sym; | |
785 | asection *sym_sec; | |
786 | bfd_vma relocation; | |
787 | bfd_reloc_status_type r; | |
788 | const char *sym_name; | |
789 | ||
790 | r_type = ELF32_R_TYPE (rel->r_info); | |
791 | if (r_type < 0 || r_type >= (int) R_PARISC_UNIMPLEMENTED) | |
792 | { | |
793 | bfd_set_error (bfd_error_bad_value); | |
794 | return false; | |
795 | } | |
796 | howto = elf_hppa_howto_table + r_type; | |
797 | ||
798 | r_symndx = ELF32_R_SYM (rel->r_info); | |
799 | ||
800 | if (info->relocateable) | |
801 | { | |
802 | /* This is a relocateable link. We don't have to change | |
803 | anything, unless the reloc is against a section symbol, | |
804 | in which case we have to adjust according to where the | |
805 | section symbol winds up in the output section. */ | |
806 | if (r_symndx < symtab_hdr->sh_info) | |
807 | { | |
808 | sym = local_syms + r_symndx; | |
809 | if (ELF_ST_TYPE (sym->st_info) == STT_SECTION) | |
810 | { | |
811 | sym_sec = local_sections[r_symndx]; | |
812 | rel->r_addend += sym_sec->output_offset; | |
813 | } | |
814 | } | |
815 | ||
816 | continue; | |
817 | } | |
818 | ||
819 | /* This is a final link. */ | |
820 | h = NULL; | |
821 | sym = NULL; | |
822 | sym_sec = NULL; | |
823 | if (r_symndx < symtab_hdr->sh_info) | |
824 | { | |
825 | sym = local_syms + r_symndx; | |
826 | sym_sec = local_sections[r_symndx]; | |
827 | relocation = ((ELF_ST_TYPE (sym->st_info) == STT_SECTION | |
828 | ? 0 : sym->st_value) | |
829 | + sym_sec->output_offset | |
830 | + sym_sec->output_section->vma); | |
831 | } | |
832 | else | |
833 | { | |
834 | long indx; | |
835 | ||
836 | indx = r_symndx - symtab_hdr->sh_info; | |
837 | h = elf_sym_hashes (input_bfd)[indx]; | |
cf5138e3 ILT |
838 | while (h->root.type == bfd_link_hash_indirect |
839 | || h->root.type == bfd_link_hash_warning) | |
840 | h = (struct elf_link_hash_entry *) h->root.u.i.link; | |
31dabb6c JL |
841 | if (h->root.type == bfd_link_hash_defined |
842 | || h->root.type == bfd_link_hash_defweak) | |
24f13b03 ILT |
843 | { |
844 | sym_sec = h->root.u.def.section; | |
845 | relocation = (h->root.u.def.value | |
846 | + sym_sec->output_offset | |
847 | + sym_sec->output_section->vma); | |
848 | } | |
31dabb6c | 849 | else if (h->root.type == bfd_link_hash_undefweak) |
24f13b03 ILT |
850 | relocation = 0; |
851 | else | |
852 | { | |
853 | if (!((*info->callbacks->undefined_symbol) | |
854 | (info, h->root.root.string, input_bfd, | |
855 | input_section, rel->r_offset))) | |
856 | return false; | |
6cb964d4 | 857 | break; |
24f13b03 ILT |
858 | } |
859 | } | |
860 | ||
861 | if (h != NULL) | |
862 | sym_name = h->root.root.string; | |
863 | else | |
864 | { | |
ede4eed4 KR |
865 | sym_name = bfd_elf_string_from_elf_section (input_bfd, |
866 | symtab_hdr->sh_link, | |
867 | sym->st_name); | |
24f13b03 ILT |
868 | if (sym_name == NULL) |
869 | return false; | |
870 | if (*sym_name == '\0') | |
871 | sym_name = bfd_section_name (input_bfd, sym_sec); | |
872 | } | |
873 | ||
874 | /* If args_hash_table is NULL, then we have encountered some | |
875 | kind of link error (ex. undefined symbols). Do not try to | |
876 | apply any relocations, continue the loop so we can notify | |
877 | the user of several errors in a single attempted link. */ | |
878 | if (elf32_hppa_hash_table (info)->args_hash_table == NULL) | |
879 | continue; | |
880 | ||
881 | r = elf32_hppa_bfd_final_link_relocate (howto, input_bfd, output_bfd, | |
882 | input_section, contents, | |
883 | rel->r_offset, relocation, | |
884 | rel->r_addend, info, sym_sec, | |
885 | sym_name, h == NULL); | |
886 | ||
887 | if (r != bfd_reloc_ok) | |
888 | { | |
889 | switch (r) | |
890 | { | |
31dabb6c JL |
891 | /* This can happen for DP relative relocs if $global$ is |
892 | undefined. This is a panic situation so we don't try | |
893 | to continue. */ | |
894 | case bfd_reloc_undefined: | |
895 | case bfd_reloc_notsupported: | |
896 | if (!((*info->callbacks->undefined_symbol) | |
897 | (info, "$global$", input_bfd, | |
898 | input_section, rel->r_offset))) | |
899 | return false; | |
900 | return false; | |
24f13b03 ILT |
901 | case bfd_reloc_dangerous: |
902 | { | |
903 | /* We use this return value to indicate that we performed | |
904 | a "dangerous" relocation. This doesn't mean we did | |
905 | the wrong thing, it just means there may be some cleanup | |
906 | that needs to be done here. | |
907 | ||
908 | In particular we had to swap the last call insn and its | |
909 | delay slot. If the delay slot insn needed a relocation, | |
910 | then we'll need to adjust the next relocation entry's | |
911 | offset to account for the fact that the insn moved. | |
912 | ||
913 | This hair wouldn't be necessary if we inserted stubs | |
914 | between procedures and used a "bl" to get to the stub. */ | |
915 | if (rel != relend) | |
916 | { | |
917 | Elf_Internal_Rela *next_rel = rel + 1; | |
918 | ||
919 | if (rel->r_offset + 4 == next_rel->r_offset) | |
920 | next_rel->r_offset -= 4; | |
921 | } | |
922 | break; | |
923 | } | |
924 | default: | |
925 | case bfd_reloc_outofrange: | |
926 | case bfd_reloc_overflow: | |
927 | { | |
928 | if (!((*info->callbacks->reloc_overflow) | |
929 | (info, sym_name, howto->name, (bfd_vma) 0, | |
930 | input_bfd, input_section, rel->r_offset))) | |
931 | return false; | |
932 | } | |
933 | break; | |
934 | } | |
935 | } | |
936 | } | |
937 | ||
938 | return true; | |
4c85cbfa KR |
939 | } |
940 | ||
f5bfdacd | 941 | /* Return one (or more) BFD relocations which implement the base |
e08b9ad7 | 942 | relocation with modifications based on format and field. */ |
4c85cbfa | 943 | |
e8f2240a | 944 | elf32_hppa_reloc_type ** |
0a7b8735 | 945 | hppa_elf_gen_reloc_type (abfd, base_type, format, field, ignore, sym) |
e8f2240a KR |
946 | bfd *abfd; |
947 | elf32_hppa_reloc_type base_type; | |
948 | int format; | |
949 | int field; | |
a9713b91 | 950 | int ignore; |
0a7b8735 | 951 | asymbol *sym; |
4c85cbfa | 952 | { |
e8f2240a KR |
953 | elf32_hppa_reloc_type *finaltype; |
954 | elf32_hppa_reloc_type **final_types; | |
e8f2240a | 955 | |
f5bfdacd | 956 | /* Allocate slots for the BFD relocation. */ |
50ede03d ILT |
957 | final_types = ((elf32_hppa_reloc_type **) |
958 | bfd_alloc (abfd, sizeof (elf32_hppa_reloc_type *) * 2)); | |
24f13b03 ILT |
959 | if (final_types == NULL) |
960 | return NULL; | |
e8f2240a | 961 | |
f5bfdacd | 962 | /* Allocate space for the relocation itself. */ |
50ede03d ILT |
963 | finaltype = ((elf32_hppa_reloc_type *) |
964 | bfd_alloc (abfd, sizeof (elf32_hppa_reloc_type))); | |
24f13b03 ILT |
965 | if (finaltype == NULL) |
966 | return NULL; | |
e8f2240a | 967 | |
f5bfdacd | 968 | /* Some reasonable defaults. */ |
e8f2240a KR |
969 | final_types[0] = finaltype; |
970 | final_types[1] = NULL; | |
971 | ||
972 | #define final_type finaltype[0] | |
973 | ||
974 | final_type = base_type; | |
975 | ||
f5bfdacd JL |
976 | /* Just a tangle of nested switch statements to deal with the braindamage |
977 | that a different field selector means a completely different relocation | |
978 | for PA ELF. */ | |
e8f2240a KR |
979 | switch (base_type) |
980 | { | |
981 | case R_HPPA: | |
24f13b03 | 982 | case R_HPPA_ABS_CALL: |
e8f2240a KR |
983 | switch (format) |
984 | { | |
e8f2240a KR |
985 | case 14: |
986 | switch (field) | |
987 | { | |
988 | case e_rsel: | |
e8f2240a | 989 | case e_rrsel: |
459ae909 | 990 | final_type = R_PARISC_DIR14R; |
e8f2240a | 991 | break; |
459ae909 JL |
992 | case e_rtsel: |
993 | final_type = R_PARISC_DLTREL14R; | |
e8f2240a | 994 | break; |
e8f2240a | 995 | case e_tsel: |
459ae909 | 996 | final_type = R_PARISC_DLTREL14F; |
a36b6f1d | 997 | break; |
459ae909 JL |
998 | case e_rpsel: |
999 | final_type = R_PARISC_PLABEL14R; | |
a36b6f1d | 1000 | break; |
e8f2240a | 1001 | default: |
24f13b03 | 1002 | return NULL; |
e8f2240a KR |
1003 | } |
1004 | break; | |
f5bfdacd | 1005 | |
e8f2240a KR |
1006 | case 17: |
1007 | switch (field) | |
1008 | { | |
1009 | case e_fsel: | |
459ae909 | 1010 | final_type = R_PARISC_DIR17F; |
e8f2240a KR |
1011 | break; |
1012 | case e_rsel: | |
e8f2240a | 1013 | case e_rrsel: |
459ae909 | 1014 | final_type = R_PARISC_DIR17R; |
e8f2240a | 1015 | break; |
e8f2240a | 1016 | default: |
24f13b03 | 1017 | return NULL; |
e8f2240a KR |
1018 | } |
1019 | break; | |
f5bfdacd | 1020 | |
e8f2240a KR |
1021 | case 21: |
1022 | switch (field) | |
1023 | { | |
1024 | case e_lsel: | |
e8f2240a | 1025 | case e_lrsel: |
459ae909 | 1026 | final_type = R_PARISC_DIR21L; |
e8f2240a | 1027 | break; |
a36b6f1d | 1028 | case e_ltsel: |
459ae909 JL |
1029 | final_type = R_PARISC_DLTREL21L; |
1030 | break; | |
1031 | case e_lpsel: | |
1032 | final_type = R_PARISC_PLABEL21L; | |
a36b6f1d | 1033 | break; |
e8f2240a | 1034 | default: |
24f13b03 | 1035 | return NULL; |
e8f2240a KR |
1036 | } |
1037 | break; | |
f5bfdacd | 1038 | |
e8f2240a KR |
1039 | case 32: |
1040 | switch (field) | |
1041 | { | |
1042 | case e_fsel: | |
459ae909 | 1043 | final_type = R_PARISC_DIR32; |
e8f2240a KR |
1044 | break; |
1045 | case e_psel: | |
459ae909 | 1046 | final_type = R_PARISC_PLABEL32; |
a36b6f1d | 1047 | break; |
e8f2240a | 1048 | default: |
24f13b03 | 1049 | return NULL; |
e8f2240a KR |
1050 | } |
1051 | break; | |
f5bfdacd | 1052 | |
e8f2240a | 1053 | default: |
24f13b03 | 1054 | return NULL; |
e8f2240a KR |
1055 | } |
1056 | break; | |
f5bfdacd JL |
1057 | |
1058 | ||
e8f2240a KR |
1059 | case R_HPPA_GOTOFF: |
1060 | switch (format) | |
1061 | { | |
e8f2240a KR |
1062 | case 14: |
1063 | switch (field) | |
1064 | { | |
1065 | case e_rsel: | |
e8f2240a | 1066 | case e_rrsel: |
459ae909 | 1067 | final_type = R_PARISC_DPREL14R; |
e8f2240a KR |
1068 | break; |
1069 | case e_fsel: | |
459ae909 | 1070 | final_type = R_PARISC_DPREL14F; |
e8f2240a | 1071 | break; |
e8f2240a | 1072 | default: |
24f13b03 | 1073 | return NULL; |
e8f2240a KR |
1074 | } |
1075 | break; | |
f5bfdacd | 1076 | |
e8f2240a KR |
1077 | case 21: |
1078 | switch (field) | |
1079 | { | |
e8f2240a | 1080 | case e_lrsel: |
e8f2240a | 1081 | case e_lsel: |
459ae909 | 1082 | final_type = R_PARISC_DPREL21L; |
e8f2240a | 1083 | break; |
e8f2240a | 1084 | default: |
24f13b03 | 1085 | return NULL; |
e8f2240a KR |
1086 | } |
1087 | break; | |
f5bfdacd | 1088 | |
e8f2240a | 1089 | default: |
24f13b03 | 1090 | return NULL; |
e8f2240a KR |
1091 | } |
1092 | break; | |
f5bfdacd JL |
1093 | |
1094 | ||
459ae909 | 1095 | case R_HPPA_PCREL_CALL: |
e8f2240a KR |
1096 | switch (format) |
1097 | { | |
e8f2240a KR |
1098 | case 14: |
1099 | switch (field) | |
1100 | { | |
1101 | case e_rsel: | |
e8f2240a | 1102 | case e_rrsel: |
459ae909 | 1103 | final_type = R_PARISC_PCREL14R; |
e8f2240a KR |
1104 | break; |
1105 | case e_fsel: | |
459ae909 | 1106 | final_type = R_PARISC_PCREL14F; |
e8f2240a | 1107 | break; |
e8f2240a | 1108 | default: |
24f13b03 | 1109 | return NULL; |
e8f2240a KR |
1110 | } |
1111 | break; | |
f5bfdacd | 1112 | |
e8f2240a KR |
1113 | case 17: |
1114 | switch (field) | |
1115 | { | |
1116 | case e_rsel: | |
e8f2240a | 1117 | case e_rrsel: |
459ae909 | 1118 | final_type = R_PARISC_PCREL17R; |
e8f2240a KR |
1119 | break; |
1120 | case e_fsel: | |
459ae909 | 1121 | final_type = R_PARISC_PCREL17F; |
e8f2240a | 1122 | break; |
e8f2240a | 1123 | default: |
24f13b03 | 1124 | return NULL; |
e8f2240a KR |
1125 | } |
1126 | break; | |
f5bfdacd | 1127 | |
e8f2240a KR |
1128 | case 21: |
1129 | switch (field) | |
1130 | { | |
1131 | case e_lsel: | |
e8f2240a | 1132 | case e_lrsel: |
459ae909 | 1133 | final_type = R_PARISC_PCREL21L; |
e8f2240a | 1134 | break; |
e8f2240a | 1135 | default: |
24f13b03 | 1136 | return NULL; |
e8f2240a KR |
1137 | } |
1138 | break; | |
f5bfdacd | 1139 | |
e8f2240a | 1140 | default: |
24f13b03 | 1141 | return NULL; |
e8f2240a KR |
1142 | } |
1143 | break; | |
f5bfdacd | 1144 | |
e8f2240a | 1145 | default: |
24f13b03 | 1146 | return NULL; |
e8f2240a KR |
1147 | } |
1148 | ||
1149 | return final_types; | |
4c85cbfa KR |
1150 | } |
1151 | ||
e8f2240a KR |
1152 | #undef final_type |
1153 | ||
24f13b03 | 1154 | /* Set the contents of a particular section at a particular location. */ |
4c85cbfa | 1155 | |
24f13b03 ILT |
1156 | static boolean |
1157 | elf32_hppa_set_section_contents (abfd, section, location, offset, count) | |
4861ac76 | 1158 | bfd *abfd; |
24f13b03 ILT |
1159 | sec_ptr section; |
1160 | PTR location; | |
1161 | file_ptr offset; | |
1162 | bfd_size_type count; | |
e8f2240a | 1163 | { |
24f13b03 ILT |
1164 | /* Ignore write requests for the symbol extension section until we've |
1165 | had the chance to rebuild it ourselves. */ | |
1166 | if (!strcmp (section->name, ".PARISC.symextn") && !symext_chain_size) | |
1167 | return true; | |
1168 | else | |
ede4eed4 KR |
1169 | return _bfd_elf_set_section_contents (abfd, section, location, |
1170 | offset, count); | |
24f13b03 ILT |
1171 | } |
1172 | ||
1173 | /* Translate from an elf into field into a howto relocation pointer. */ | |
1174 | ||
1175 | static void | |
0a7b8735 | 1176 | elf32_hppa_info_to_howto (abfd, cache_ptr, dst) |
24f13b03 ILT |
1177 | bfd *abfd; |
1178 | arelent *cache_ptr; | |
1179 | Elf32_Internal_Rela *dst; | |
1180 | { | |
1181 | BFD_ASSERT (ELF32_R_TYPE(dst->r_info) < (unsigned int) R_PARISC_UNIMPLEMENTED); | |
1182 | cache_ptr->howto = &elf_hppa_howto_table[ELF32_R_TYPE (dst->r_info)]; | |
1183 | } | |
1184 | ||
1185 | ||
1186 | /* Actually perform a relocation. NOTE this is (mostly) superceeded | |
1187 | by elf32_hppa_bfd_final_link_relocate which is called by the new | |
1188 | fast linker. */ | |
1189 | ||
1190 | static bfd_reloc_status_type | |
1191 | hppa_elf_reloc (abfd, reloc_entry, symbol_in, data, input_section, output_bfd, | |
1192 | error_message) | |
1193 | bfd *abfd; | |
1194 | arelent *reloc_entry; | |
1195 | asymbol *symbol_in; | |
1196 | PTR data; | |
1197 | asection *input_section; | |
1198 | bfd *output_bfd; | |
1199 | char **error_message; | |
1200 | { | |
1201 | /* It is no longer valid to call hppa_elf_reloc when creating | |
1202 | a final executable. */ | |
e8f2240a KR |
1203 | if (output_bfd) |
1204 | { | |
e8f2240a | 1205 | reloc_entry->address += input_section->output_offset; |
459ae909 JL |
1206 | |
1207 | /* Work around lossage in generic elf code to write relocations. | |
1208 | (maps different section symbols into the same symbol index). */ | |
1209 | if ((symbol_in->flags & BSF_SECTION_SYM) | |
1210 | && symbol_in->section) | |
1211 | reloc_entry->addend += symbol_in->section->output_offset; | |
e8f2240a KR |
1212 | return bfd_reloc_ok; |
1213 | } | |
24f13b03 ILT |
1214 | else |
1215 | { | |
1216 | *error_message = (char *) "Unsupported call to hppa_elf_reloc"; | |
1217 | return bfd_reloc_notsupported; | |
1218 | } | |
1219 | } | |
e8f2240a | 1220 | |
24f13b03 ILT |
1221 | /* Actually perform a relocation as part of a final link. This can get |
1222 | rather hairy when linker stubs are needed. */ | |
e8f2240a | 1223 | |
24f13b03 ILT |
1224 | static bfd_reloc_status_type |
1225 | elf32_hppa_bfd_final_link_relocate (howto, input_bfd, output_bfd, | |
1226 | input_section, contents, offset, value, | |
1227 | addend, info, sym_sec, sym_name, is_local) | |
31dabb6c | 1228 | reloc_howto_type *howto; |
24f13b03 ILT |
1229 | bfd *input_bfd; |
1230 | bfd *output_bfd; | |
1231 | asection *input_section; | |
1232 | bfd_byte *contents; | |
1233 | bfd_vma offset; | |
1234 | bfd_vma value; | |
1235 | bfd_vma addend; | |
1236 | struct bfd_link_info *info; | |
1237 | asection *sym_sec; | |
1238 | const char *sym_name; | |
1239 | int is_local; | |
1240 | { | |
1241 | unsigned long insn; | |
1242 | unsigned long r_type = howto->type; | |
1243 | unsigned long r_format = howto->bitsize; | |
1244 | unsigned long r_field = e_fsel; | |
5874427f | 1245 | bfd_byte *hit_data = contents + offset; |
24f13b03 | 1246 | boolean r_pcrel = howto->pc_relative; |
e8f2240a | 1247 | |
24f13b03 | 1248 | insn = bfd_get_32 (input_bfd, hit_data); |
f5bfdacd | 1249 | |
24f13b03 ILT |
1250 | /* Make sure we have a value for $global$. FIXME isn't this effectively |
1251 | just like the gp pointer on MIPS? Can we use those routines for this | |
1252 | purpose? */ | |
1253 | if (!elf32_hppa_hash_table (info)->global_sym_defined) | |
e8f2240a | 1254 | { |
24f13b03 ILT |
1255 | struct elf_link_hash_entry *h; |
1256 | asection *sec; | |
1257 | ||
1258 | h = elf_link_hash_lookup (elf_hash_table (info), "$global$", false, | |
1259 | false, false); | |
e8f2240a | 1260 | |
24f13b03 ILT |
1261 | /* If there isn't a $global$, then we're in deep trouble. */ |
1262 | if (h == NULL) | |
1263 | return bfd_reloc_notsupported; | |
1264 | ||
31dabb6c JL |
1265 | /* If $global$ isn't a defined symbol, then we're still in deep |
1266 | trouble. */ | |
1267 | if (h->root.type != bfd_link_hash_defined) | |
1268 | return bfd_reloc_undefined; | |
1269 | ||
24f13b03 ILT |
1270 | sec = h->root.u.def.section; |
1271 | elf32_hppa_hash_table (info)->global_value = (h->root.u.def.value | |
b68a74d1 | 1272 | + sec->output_section->vma |
24f13b03 ILT |
1273 | + sec->output_offset); |
1274 | elf32_hppa_hash_table (info)->global_sym_defined = 1; | |
1275 | } | |
e8f2240a | 1276 | |
e8f2240a KR |
1277 | switch (r_type) |
1278 | { | |
459ae909 | 1279 | case R_PARISC_NONE: |
e8f2240a | 1280 | break; |
4861ac76 | 1281 | |
459ae909 JL |
1282 | case R_PARISC_DIR32: |
1283 | case R_PARISC_DIR17F: | |
459ae909 | 1284 | case R_PARISC_PCREL17C: |
e8f2240a KR |
1285 | r_field = e_fsel; |
1286 | goto do_basic_type_1; | |
459ae909 JL |
1287 | case R_PARISC_DIR21L: |
1288 | case R_PARISC_PCREL21L: | |
e8f2240a KR |
1289 | r_field = e_lrsel; |
1290 | goto do_basic_type_1; | |
459ae909 JL |
1291 | case R_PARISC_DIR17R: |
1292 | case R_PARISC_PCREL17R: | |
1293 | case R_PARISC_DIR14R: | |
1294 | case R_PARISC_PCREL14R: | |
e8f2240a | 1295 | r_field = e_rrsel; |
459ae909 | 1296 | goto do_basic_type_1; |
e8f2240a | 1297 | |
24f13b03 ILT |
1298 | /* For all the DP relative relocations, we need to examine the symbol's |
1299 | section. If it's a code section, then "data pointer relative" makes | |
1300 | no sense. In that case we don't adjust the "value", and for 21 bit | |
1301 | addil instructions, we change the source addend register from %dp to | |
6cb964d4 | 1302 | %r0. */ |
459ae909 | 1303 | case R_PARISC_DPREL21L: |
e8f2240a | 1304 | r_field = e_lrsel; |
24f13b03 | 1305 | if (sym_sec->flags & SEC_CODE) |
9a688057 | 1306 | { |
c2730ba3 | 1307 | if ((insn & 0xfc000000) >> 26 == 0xa |
9a688057 JL |
1308 | && (insn & 0x03e00000) >> 21 == 0x1b) |
1309 | insn &= ~0x03e00000; | |
1310 | } | |
24f13b03 ILT |
1311 | else |
1312 | value -= elf32_hppa_hash_table (info)->global_value; | |
459ae909 JL |
1313 | goto do_basic_type_1; |
1314 | case R_PARISC_DPREL14R: | |
e8f2240a | 1315 | r_field = e_rrsel; |
24f13b03 ILT |
1316 | if ((sym_sec->flags & SEC_CODE) == 0) |
1317 | value -= elf32_hppa_hash_table (info)->global_value; | |
459ae909 JL |
1318 | goto do_basic_type_1; |
1319 | case R_PARISC_DPREL14F: | |
e8f2240a | 1320 | r_field = e_fsel; |
24f13b03 ILT |
1321 | if ((sym_sec->flags & SEC_CODE) == 0) |
1322 | value -= elf32_hppa_hash_table (info)->global_value; | |
459ae909 | 1323 | goto do_basic_type_1; |
4861ac76 | 1324 | |
24f13b03 ILT |
1325 | /* These cases are separate as they may involve a lot more work |
1326 | to deal with linker stubs. */ | |
1327 | case R_PARISC_PLABEL32: | |
1328 | case R_PARISC_PLABEL21L: | |
1329 | case R_PARISC_PLABEL14R: | |
1330 | case R_PARISC_PCREL17F: | |
1331 | { | |
1332 | bfd_vma location; | |
1333 | unsigned int len, caller_args, callee_args; | |
1334 | arg_reloc_type arg_reloc_types[5]; | |
1335 | struct elf32_hppa_args_hash_table *args_hash_table; | |
1336 | struct elf32_hppa_args_hash_entry *args_hash; | |
1337 | char *new_name, *stub_name; | |
1338 | ||
1339 | /* Get the field selector right. We'll need it in a minute. */ | |
1340 | if (r_type == R_PARISC_PCREL17F | |
1341 | || r_type == R_PARISC_PLABEL32) | |
1342 | r_field = e_fsel; | |
1343 | else if (r_type == R_PARISC_PLABEL21L) | |
1344 | r_field = e_lrsel; | |
1345 | else if (r_type == R_PARISC_PLABEL14R) | |
1346 | r_field = e_rrsel; | |
1347 | ||
1348 | /* Find out where we are and where we're going. */ | |
1349 | location = (offset + | |
1350 | input_section->output_offset + | |
1351 | input_section->output_section->vma); | |
1352 | ||
1353 | /* Now look for the argument relocation bits associated with the | |
1354 | target. */ | |
1355 | len = strlen (sym_name) + 1; | |
1356 | if (is_local) | |
1357 | len += 9; | |
cf5138e3 | 1358 | new_name = bfd_malloc (len); |
24f13b03 | 1359 | if (!new_name) |
cf5138e3 | 1360 | return bfd_reloc_notsupported; |
24f13b03 | 1361 | strcpy (new_name, sym_name); |
e8f2240a | 1362 | |
24f13b03 ILT |
1363 | /* Local symbols have unique IDs. */ |
1364 | if (is_local) | |
1365 | sprintf (new_name + len - 10, "_%08x", (int)sym_sec); | |
e8f2240a | 1366 | |
24f13b03 | 1367 | args_hash_table = elf32_hppa_hash_table (info)->args_hash_table; |
4861ac76 | 1368 | |
24f13b03 ILT |
1369 | args_hash = elf32_hppa_args_hash_lookup (args_hash_table, |
1370 | new_name, false, false); | |
1371 | if (args_hash == NULL) | |
1372 | callee_args = 0; | |
1373 | else | |
1374 | callee_args = args_hash->arg_bits; | |
7218bb04 | 1375 | |
24f13b03 ILT |
1376 | /* If this is a CALL relocation, then get the caller's bits |
1377 | from the addend. Else use the magic 0x155 value for PLABELS. | |
1378 | ||
1379 | Also we don't care about the destination (value) for PLABELS. */ | |
1380 | if (r_type == R_PARISC_PCREL17F) | |
1381 | caller_args = HPPA_R_ARG_RELOC (addend); | |
1382 | else | |
1383 | { | |
1384 | caller_args = 0x155; | |
1385 | location = value; | |
1386 | } | |
1387 | ||
1388 | /* Any kind of linker stub needed? */ | |
1389 | if (((int)(value - location) > 0x3ffff) | |
1390 | || ((int)(value - location) < (int)0xfffc0000) | |
1391 | || elf32_hppa_arg_reloc_needed (caller_args, callee_args, | |
1392 | arg_reloc_types)) | |
1393 | { | |
1394 | struct elf32_hppa_stub_hash_table *stub_hash_table; | |
1395 | struct elf32_hppa_stub_hash_entry *stub_hash; | |
1396 | asection *stub_section; | |
7218bb04 | 1397 | |
24f13b03 | 1398 | /* Build a name for the stub. */ |
f5bfdacd | 1399 | |
24f13b03 ILT |
1400 | len = strlen (new_name); |
1401 | len += 23; | |
cf5138e3 | 1402 | stub_name = bfd_malloc (len); |
24f13b03 | 1403 | if (!stub_name) |
cf5138e3 | 1404 | return bfd_reloc_notsupported; |
24f13b03 ILT |
1405 | elf32_hppa_name_of_stub (caller_args, callee_args, |
1406 | location, value, stub_name); | |
1407 | strcat (stub_name, new_name); | |
1408 | free (new_name); | |
1409 | ||
1410 | stub_hash_table = elf32_hppa_hash_table (info)->stub_hash_table; | |
1411 | ||
1412 | stub_hash | |
1413 | = elf32_hppa_stub_hash_lookup (stub_hash_table, stub_name, | |
1414 | false, false); | |
1415 | ||
1416 | /* We're done with that name. */ | |
1417 | free (stub_name); | |
1418 | ||
1419 | /* The stub BFD only has one section. */ | |
1420 | stub_section = stub_hash_table->stub_bfd->sections; | |
1421 | ||
1422 | if (stub_hash != NULL) | |
1423 | { | |
1424 | ||
1425 | if (r_type == R_PARISC_PCREL17F) | |
1426 | { | |
1427 | unsigned long delay_insn; | |
1428 | unsigned int opcode, rtn_reg, ldo_target_reg, ldo_src_reg; | |
1429 | ||
1430 | /* We'll need to peek at the next insn. */ | |
1431 | delay_insn = bfd_get_32 (input_bfd, hit_data + 4); | |
1432 | opcode = get_opcode (delay_insn); | |
1433 | ||
1434 | /* We also need to know the return register for this | |
1435 | call. */ | |
1436 | rtn_reg = (insn & 0x03e00000) >> 21; | |
1437 | ||
1438 | ldo_src_reg = (delay_insn & 0x03e00000) >> 21; | |
1439 | ldo_target_reg = (delay_insn & 0x001f0000) >> 16; | |
1440 | ||
1441 | /* Munge up the value and other parameters for | |
1442 | hppa_elf_relocate_insn. */ | |
1443 | ||
1444 | value = (stub_hash->offset | |
1445 | + stub_section->output_offset | |
1446 | + stub_section->output_section->vma); | |
1447 | ||
1448 | r_format = 17; | |
1449 | r_field = e_fsel; | |
1450 | r_pcrel = 0; | |
1451 | addend = 0; | |
1452 | ||
1453 | /* We need to peek at the delay insn and determine if | |
1454 | we'll need to swap the branch and its delay insn. */ | |
1455 | if ((insn & 2) | |
1456 | || (opcode == LDO | |
1457 | && ldo_target_reg == rtn_reg) | |
1458 | || (delay_insn == 0x08000240)) | |
1459 | { | |
1460 | /* No need to swap the branch and its delay slot, but | |
1461 | we do need to make sure to jump past the return | |
1462 | pointer update in the stub. */ | |
1463 | value += 4; | |
1464 | ||
1465 | /* If the delay insn does a return pointer adjustment, | |
1466 | then we have to make sure it stays valid. */ | |
1467 | if (opcode == LDO | |
1468 | && ldo_target_reg == rtn_reg) | |
1469 | { | |
1470 | delay_insn &= 0xfc00ffff; | |
1471 | delay_insn |= ((31 << 21) | (31 << 16)); | |
1472 | bfd_put_32 (input_bfd, delay_insn, hit_data + 4); | |
1473 | } | |
1474 | /* Use a BLE to reach the stub. */ | |
1475 | insn = BLE_SR4_R0; | |
1476 | } | |
1477 | else | |
1478 | { | |
1479 | /* Wonderful, we have to swap the call insn and its | |
1480 | delay slot. */ | |
1481 | bfd_put_32 (input_bfd, delay_insn, hit_data); | |
1482 | /* Use a BLE,n to reach the stub. */ | |
1483 | insn = (BLE_SR4_R0 | 0x2); | |
1484 | bfd_put_32 (input_bfd, insn, hit_data + 4); | |
1485 | insn = hppa_elf_relocate_insn (input_bfd, | |
1486 | input_section, | |
1487 | insn, offset + 4, | |
1488 | value, addend, | |
1489 | r_format, r_field, | |
1490 | r_pcrel); | |
1491 | /* Update the instruction word. */ | |
1492 | bfd_put_32 (input_bfd, insn, hit_data + 4); | |
1493 | return bfd_reloc_dangerous; | |
1494 | } | |
1495 | } | |
1496 | else | |
1497 | { | |
1498 | /* PLABEL stuff is easy. */ | |
1499 | ||
1500 | value = (stub_hash->offset | |
1501 | + stub_section->output_offset | |
1502 | + stub_section->output_section->vma); | |
1503 | /* We don't need the RP adjustment for PLABELs. */ | |
1504 | value += 4; | |
1505 | if (r_type == R_PARISC_PLABEL32) | |
1506 | r_format = 32; | |
1507 | else if (r_type == R_PARISC_PLABEL21L) | |
1508 | r_format = 21; | |
1509 | else if (r_type == R_PARISC_PLABEL14R) | |
1510 | r_format = 14; | |
1511 | ||
1512 | r_pcrel = 0; | |
1513 | addend = 0; | |
1514 | } | |
7218bb04 | 1515 | } |
4861ac76 | 1516 | else |
24f13b03 ILT |
1517 | return bfd_reloc_notsupported; |
1518 | } | |
1519 | goto do_basic_type_1; | |
1520 | } | |
1521 | ||
1522 | do_basic_type_1: | |
1523 | insn = hppa_elf_relocate_insn (input_bfd, input_section, insn, | |
1524 | offset, value, addend, r_format, | |
1525 | r_field, r_pcrel); | |
d9ad93bc | 1526 | break; |
24f13b03 | 1527 | |
f5bfdacd | 1528 | /* Something we don't know how to handle. */ |
e8f2240a | 1529 | default: |
f5bfdacd | 1530 | return bfd_reloc_notsupported; |
e8f2240a KR |
1531 | } |
1532 | ||
4861ac76 | 1533 | /* Update the instruction word. */ |
24f13b03 | 1534 | bfd_put_32 (input_bfd, insn, hit_data); |
e8f2240a | 1535 | return (bfd_reloc_ok); |
e8f2240a KR |
1536 | } |
1537 | ||
f5bfdacd JL |
1538 | /* Return the address of the howto table entry to perform the CODE |
1539 | relocation for an ARCH machine. */ | |
1540 | ||
31dabb6c | 1541 | static reloc_howto_type * |
7ed5e970 ILT |
1542 | elf_hppa_reloc_type_lookup (abfd, code) |
1543 | bfd *abfd; | |
e8f2240a KR |
1544 | bfd_reloc_code_real_type code; |
1545 | { | |
459ae909 | 1546 | if ((int) code < (int) R_PARISC_UNIMPLEMENTED) |
e8f2240a KR |
1547 | { |
1548 | BFD_ASSERT ((int) elf_hppa_howto_table[(int) code].type == (int) code); | |
1549 | return &elf_hppa_howto_table[(int) code]; | |
1550 | } | |
f5bfdacd | 1551 | return NULL; |
e8f2240a KR |
1552 | } |
1553 | ||
25057836 JL |
1554 | /* Return true if SYM represents a local label symbol. */ |
1555 | ||
1556 | static boolean | |
50ede03d | 1557 | hppa_elf_is_local_label_name (abfd, name) |
25057836 | 1558 | bfd *abfd; |
50ede03d | 1559 | const char *name; |
25057836 | 1560 | { |
50ede03d | 1561 | return (name[0] == 'L' && name[1] == '$'); |
25057836 | 1562 | } |
e8f2240a | 1563 | |
459ae909 JL |
1564 | /* Do any backend specific processing when beginning to write an object |
1565 | file. For PA ELF we need to determine the size of the symbol extension | |
1566 | section *before* any other output processing happens. */ | |
1567 | ||
1568 | static void | |
24f13b03 | 1569 | elf32_hppa_backend_begin_write_processing (abfd, info) |
459ae909 | 1570 | bfd *abfd; |
24f13b03 | 1571 | struct bfd_link_info *info; |
459ae909 | 1572 | { |
24f13b03 | 1573 | unsigned int i; |
459ae909 JL |
1574 | asection *symextn_sec; |
1575 | ||
24f13b03 ILT |
1576 | /* Size up the symbol extension section. */ |
1577 | if ((abfd->outsymbols == NULL | |
1578 | && info == NULL) | |
1579 | || symext_chain_size != 0) | |
459ae909 JL |
1580 | return; |
1581 | ||
24f13b03 | 1582 | if (info == NULL) |
459ae909 | 1583 | { |
24f13b03 ILT |
1584 | /* We were not called from the BFD ELF linker code, so we need |
1585 | to examine the output BFD's outsymbols. | |
459ae909 | 1586 | |
24f13b03 ILT |
1587 | Note we can not build the symbol extensions now as the symbol |
1588 | map hasn't been set up. */ | |
1589 | for (i = 0; i < abfd->symcount; i++) | |
1590 | { | |
1591 | elf_symbol_type *symbol = (elf_symbol_type *)abfd->outsymbols[i]; | |
459ae909 | 1592 | |
24f13b03 ILT |
1593 | /* Only functions ever need an entry in the symbol extension |
1594 | section. */ | |
1595 | if (!(symbol->symbol.flags & BSF_FUNCTION)) | |
1596 | continue; | |
1597 | ||
1598 | /* And only if they specify the locations of their arguments. */ | |
1599 | if (symbol->tc_data.hppa_arg_reloc == 0) | |
1600 | continue; | |
1601 | ||
1602 | /* Yup. This function symbol needs an entry. */ | |
b68a74d1 | 1603 | symext_chain_size += 2 * ELF32_PARISC_SX_SIZE; |
24f13b03 ILT |
1604 | } |
1605 | } | |
1606 | else if (info->relocateable == true) | |
1607 | { | |
1608 | struct elf32_hppa_args_hash_table *table; | |
1609 | table = elf32_hppa_hash_table (info)->args_hash_table; | |
459ae909 | 1610 | |
24f13b03 ILT |
1611 | /* Determine the size of the symbol extension section. */ |
1612 | elf32_hppa_args_hash_traverse (table, | |
1613 | elf32_hppa_size_symext, | |
1614 | &symext_chain_size); | |
459ae909 JL |
1615 | } |
1616 | ||
1617 | /* Now create the section and set its size. We'll fill in the | |
1618 | contents later. */ | |
1619 | symextn_sec = bfd_get_section_by_name (abfd, SYMEXTN_SECTION_NAME); | |
1620 | if (symextn_sec == NULL) | |
24f13b03 ILT |
1621 | symextn_sec = bfd_make_section (abfd, SYMEXTN_SECTION_NAME); |
1622 | ||
1623 | bfd_set_section_flags (abfd, symextn_sec, | |
1624 | SEC_LOAD | SEC_HAS_CONTENTS | SEC_DATA); | |
1625 | symextn_sec->output_section = symextn_sec; | |
1626 | symextn_sec->output_offset = 0; | |
1627 | bfd_set_section_alignment (abfd, symextn_sec, 2); | |
1628 | bfd_set_section_size (abfd, symextn_sec, symext_chain_size); | |
1629 | } | |
1630 | ||
1631 | /* Called for each entry in the args location hash table. For each | |
1632 | entry we bump the size pointer by 2 records (16 bytes). */ | |
1633 | ||
1634 | static boolean | |
1635 | elf32_hppa_size_symext (gen_entry, in_args) | |
1636 | struct bfd_hash_entry *gen_entry; | |
1637 | PTR in_args; | |
1638 | { | |
b68a74d1 | 1639 | bfd_size_type *sizep = (bfd_size_type *)in_args; |
24f13b03 | 1640 | |
b68a74d1 | 1641 | *sizep += 2 * ELF32_PARISC_SX_SIZE; |
24f13b03 ILT |
1642 | return true; |
1643 | } | |
1644 | ||
1645 | /* Backend routine called by the linker for each output symbol. | |
1646 | ||
1647 | For PA ELF we use this opportunity to add an appropriate entry | |
1648 | to the symbol extension chain for function symbols. */ | |
1649 | ||
1650 | static boolean | |
1651 | elf32_hppa_link_output_symbol_hook (abfd, info, name, sym, section) | |
1652 | bfd *abfd; | |
1653 | struct bfd_link_info *info; | |
1654 | const char *name; | |
1655 | Elf_Internal_Sym *sym; | |
1656 | asection *section; | |
1657 | { | |
1658 | char *new_name; | |
1659 | unsigned int len, index; | |
1660 | struct elf32_hppa_args_hash_table *args_hash_table; | |
1661 | struct elf32_hppa_args_hash_entry *args_hash; | |
1662 | ||
1663 | /* If the args hash table is NULL, then we've encountered an error | |
1664 | of some sorts (for example, an undefined symbol). In that case | |
1665 | we've got nothing else to do. | |
1666 | ||
1667 | NOTE: elf_link_output_symbol will abort if we return false here! */ | |
1668 | if (elf32_hppa_hash_table (info)->args_hash_table == NULL) | |
1669 | return true; | |
1670 | ||
1671 | index = elf32_hppa_hash_table (info)->output_symbol_count++; | |
1672 | ||
1673 | /* We need to look up this symbol in the args hash table to see if | |
1674 | it has argument relocation bits. */ | |
1675 | if (ELF_ST_TYPE (sym->st_info) != STT_FUNC) | |
1676 | return true; | |
1677 | ||
1678 | /* We know it's a function symbol of some kind. */ | |
1679 | len = strlen (name) + 1; | |
1680 | if (ELF_ST_BIND (sym->st_info) == STB_LOCAL) | |
1681 | len += 9; | |
1682 | ||
cf5138e3 | 1683 | new_name = bfd_malloc (len); |
24f13b03 | 1684 | if (new_name == NULL) |
cf5138e3 | 1685 | return false; |
459ae909 | 1686 | |
24f13b03 ILT |
1687 | strcpy (new_name, name); |
1688 | if (ELF_ST_BIND (sym->st_info) == STB_LOCAL) | |
1689 | sprintf (new_name + len - 10, "_%08x", (int)section); | |
1690 | ||
1691 | /* Now that we have the unique name, we can look it up in the | |
1692 | args hash table. */ | |
1693 | args_hash_table = elf32_hppa_hash_table (info)->args_hash_table; | |
1694 | args_hash = elf32_hppa_args_hash_lookup (args_hash_table, new_name, | |
1695 | false, false); | |
1696 | free (new_name); | |
1697 | if (args_hash == NULL) | |
1698 | return true; | |
1699 | ||
1700 | /* We know this symbol has arg reloc bits. */ | |
1701 | add_entry_to_symext_chain (abfd, args_hash->arg_bits, | |
1702 | index, &symext_rootP, &symext_lastP); | |
1703 | return true; | |
459ae909 JL |
1704 | } |
1705 | ||
1706 | /* Perform any processing needed late in the object file writing process. | |
1707 | For PA ELF we build and set the contents of the symbol extension | |
1708 | section. */ | |
1709 | ||
1710 | static void | |
24f13b03 | 1711 | elf32_hppa_backend_final_write_processing (abfd, linker) |
459ae909 | 1712 | bfd *abfd; |
24f13b03 | 1713 | boolean linker; |
459ae909 JL |
1714 | { |
1715 | asection *symextn_sec; | |
b68a74d1 | 1716 | unsigned int i; |
459ae909 JL |
1717 | |
1718 | /* Now build the symbol extension section. */ | |
1719 | if (symext_chain_size == 0) | |
24f13b03 | 1720 | return; |
459ae909 | 1721 | |
24f13b03 | 1722 | if (! linker) |
459ae909 | 1723 | { |
24f13b03 ILT |
1724 | /* We were not called from the backend linker, so we still need |
1725 | to build the symbol extension chain. | |
459ae909 | 1726 | |
24f13b03 ILT |
1727 | Look at each symbol, adding the appropriate information to the |
1728 | symbol extension section list as necessary. */ | |
1729 | for (i = 0; i < abfd->symcount; i++) | |
1730 | { | |
1731 | elf_symbol_type *symbol = (elf_symbol_type *) abfd->outsymbols[i]; | |
459ae909 | 1732 | |
24f13b03 ILT |
1733 | /* Only functions ever need an entry in the symbol extension |
1734 | section. */ | |
1735 | if (!(symbol->symbol.flags & BSF_FUNCTION)) | |
1736 | continue; | |
1737 | ||
1738 | /* And only if they specify the locations of their arguments. */ | |
1739 | if (symbol->tc_data.hppa_arg_reloc == 0) | |
1740 | continue; | |
459ae909 | 1741 | |
24f13b03 ILT |
1742 | /* Add this symbol's information to the chain. */ |
1743 | add_entry_to_symext_chain (abfd, symbol->tc_data.hppa_arg_reloc, | |
b68a74d1 | 1744 | symbol->symbol.udata.i, &symext_rootP, |
24f13b03 ILT |
1745 | &symext_lastP); |
1746 | } | |
459ae909 JL |
1747 | } |
1748 | ||
24f13b03 | 1749 | /* Now fill in the contents of the symbol extension section. */ |
459ae909 JL |
1750 | elf_hppa_tc_make_sections (abfd, symext_rootP); |
1751 | ||
1752 | /* And attach that as the section's contents. */ | |
1753 | symextn_sec = bfd_get_section_by_name (abfd, SYMEXTN_SECTION_NAME); | |
1754 | if (symextn_sec == (asection *) 0) | |
1755 | abort(); | |
1756 | ||
1757 | symextn_sec->contents = (void *)symextn_contents; | |
24f13b03 ILT |
1758 | |
1759 | bfd_set_section_contents (abfd, symextn_sec, symextn_sec->contents, | |
459ae909 JL |
1760 | symextn_sec->output_offset, symextn_sec->_raw_size); |
1761 | } | |
1762 | ||
f5bfdacd JL |
1763 | /* Update the symbol extention chain to include the symbol pointed to |
1764 | by SYMBOLP if SYMBOLP is a function symbol. Used internally and by GAS. */ | |
e8f2240a | 1765 | |
459ae909 | 1766 | static void |
24f13b03 | 1767 | add_entry_to_symext_chain (abfd, arg_reloc, sym_idx, symext_root, symext_last) |
f4bd7a8f | 1768 | bfd *abfd; |
24f13b03 ILT |
1769 | unsigned int arg_reloc; |
1770 | unsigned int sym_idx; | |
f5bfdacd JL |
1771 | symext_chainS **symext_root; |
1772 | symext_chainS **symext_last; | |
e8f2240a KR |
1773 | { |
1774 | symext_chainS *symextP; | |
3a70b01d | 1775 | |
f5bfdacd | 1776 | /* Allocate memory and initialize this entry. */ |
e8f2240a | 1777 | symextP = (symext_chainS *) bfd_alloc (abfd, sizeof (symext_chainS) * 2); |
9783e04a | 1778 | if (!symextP) |
a9713b91 | 1779 | abort(); /* FIXME */ |
e8f2240a | 1780 | |
459ae909 | 1781 | symextP[0].entry = ELF32_PARISC_SX_WORD (PARISC_SXT_SYMNDX, sym_idx); |
e8f2240a KR |
1782 | symextP[0].next = &symextP[1]; |
1783 | ||
459ae909 | 1784 | symextP[1].entry = ELF32_PARISC_SX_WORD (PARISC_SXT_ARG_RELOC, arg_reloc); |
e8f2240a KR |
1785 | symextP[1].next = NULL; |
1786 | ||
f5bfdacd JL |
1787 | /* Now update the chain itself so it can be walked later to build |
1788 | the symbol extension section. */ | |
1789 | if (*symext_root == NULL) | |
e8f2240a | 1790 | { |
f5bfdacd JL |
1791 | *symext_root = &symextP[0]; |
1792 | *symext_last = &symextP[1]; | |
e8f2240a KR |
1793 | } |
1794 | else | |
1795 | { | |
f5bfdacd JL |
1796 | (*symext_last)->next = &symextP[0]; |
1797 | *symext_last = &symextP[1]; | |
e8f2240a KR |
1798 | } |
1799 | } | |
1800 | ||
24f13b03 | 1801 | /* Build the symbol extension section. */ |
e8f2240a | 1802 | |
459ae909 | 1803 | static void |
f5bfdacd | 1804 | elf_hppa_tc_make_sections (abfd, symext_root) |
f4bd7a8f | 1805 | bfd *abfd; |
f5bfdacd | 1806 | symext_chainS *symext_root; |
e8f2240a KR |
1807 | { |
1808 | symext_chainS *symextP; | |
24f13b03 | 1809 | unsigned int i; |
e8f2240a KR |
1810 | asection *symextn_sec; |
1811 | ||
e8f2240a | 1812 | symextn_sec = bfd_get_section_by_name (abfd, SYMEXTN_SECTION_NAME); |
f5bfdacd JL |
1813 | |
1814 | /* Grab some memory for the contents of the symbol extension section | |
1815 | itself. */ | |
b68a74d1 JL |
1816 | symextn_contents = (bfd_byte *) bfd_zalloc (abfd, |
1817 | symextn_sec->_raw_size); | |
9783e04a | 1818 | if (!symextn_contents) |
a9713b91 | 1819 | abort(); /* FIXME */ |
e8f2240a | 1820 | |
459ae909 | 1821 | /* Fill in the contents of the symbol extension chain. */ |
f5bfdacd | 1822 | for (i = 0, symextP = symext_root; symextP; symextP = symextP->next, ++i) |
b68a74d1 JL |
1823 | ELF32_PARISC_SX_PUT (abfd, (bfd_vma) symextP->entry, |
1824 | symextn_contents + i * ELF32_PARISC_SX_SIZE); | |
e8f2240a KR |
1825 | |
1826 | return; | |
1827 | } | |
1828 | ||
24f13b03 ILT |
1829 | /* Do some PA ELF specific work after reading in the symbol table. |
1830 | In particular attach the argument relocation from the | |
1831 | symbol extension section to the appropriate symbols. */ | |
e8f2240a | 1832 | |
24f13b03 ILT |
1833 | static boolean |
1834 | elf32_hppa_backend_symbol_table_processing (abfd, esyms,symcnt) | |
e8f2240a | 1835 | bfd *abfd; |
24f13b03 | 1836 | elf_symbol_type *esyms; |
a9713b91 | 1837 | unsigned int symcnt; |
e8f2240a | 1838 | { |
24f13b03 ILT |
1839 | Elf32_Internal_Shdr *symextn_hdr = |
1840 | bfd_elf_find_section (abfd, SYMEXTN_SECTION_NAME); | |
1841 | unsigned int i, current_sym_idx = 0; | |
1842 | ||
1843 | /* If no symbol extension existed, then all symbol extension information | |
1844 | is assumed to be zero. */ | |
1845 | if (symextn_hdr == NULL) | |
e8f2240a | 1846 | { |
24f13b03 ILT |
1847 | for (i = 0; i < symcnt; i++) |
1848 | esyms[i].tc_data.hppa_arg_reloc = 0; | |
1849 | return (true); | |
1850 | } | |
e8f2240a | 1851 | |
24f13b03 ILT |
1852 | /* FIXME: Why not use bfd_get_section_contents here? Also should give |
1853 | memory back when we're done. */ | |
1854 | /* Allocate a buffer of the appropriate size for the symextn section. */ | |
1855 | symextn_hdr->contents = bfd_zalloc(abfd,symextn_hdr->sh_size); | |
1856 | if (!symextn_hdr->contents) | |
a9713b91 | 1857 | return false; |
e8f2240a | 1858 | |
24f13b03 ILT |
1859 | /* Read in the symextn section. */ |
1860 | if (bfd_seek (abfd, symextn_hdr->sh_offset, SEEK_SET) == -1) | |
1861 | return false; | |
b68a74d1 JL |
1862 | if (bfd_read ((PTR) symextn_hdr->contents, 1, symextn_hdr->sh_size, abfd) |
1863 | != symextn_hdr->sh_size) | |
24f13b03 | 1864 | return false; |
e8f2240a | 1865 | |
24f13b03 ILT |
1866 | /* Parse entries in the symbol extension section, updating the symtab |
1867 | entries as we go */ | |
b68a74d1 | 1868 | for (i = 0; i < symextn_hdr->sh_size / ELF32_PARISC_SX_SIZE; i++) |
24f13b03 | 1869 | { |
b68a74d1 JL |
1870 | symext_entryS se = |
1871 | ELF32_PARISC_SX_GET (abfd, | |
0a7b8735 | 1872 | ((unsigned char *)symextn_hdr->contents |
b68a74d1 JL |
1873 | + i * ELF32_PARISC_SX_SIZE)); |
1874 | unsigned int se_value = ELF32_PARISC_SX_VAL (se); | |
1875 | unsigned int se_type = ELF32_PARISC_SX_TYPE (se); | |
e8f2240a | 1876 | |
24f13b03 ILT |
1877 | switch (se_type) |
1878 | { | |
1879 | case PARISC_SXT_NULL: | |
1880 | break; | |
e8f2240a | 1881 | |
24f13b03 ILT |
1882 | case PARISC_SXT_SYMNDX: |
1883 | if (se_value >= symcnt) | |
1884 | { | |
1885 | bfd_set_error (bfd_error_bad_value); | |
1886 | return (false); | |
1887 | } | |
1888 | current_sym_idx = se_value - 1; | |
1889 | break; | |
1890 | ||
1891 | case PARISC_SXT_ARG_RELOC: | |
1892 | esyms[current_sym_idx].tc_data.hppa_arg_reloc = se_value; | |
1893 | break; | |
1894 | ||
1895 | default: | |
1896 | bfd_set_error (bfd_error_bad_value); | |
1897 | return (false); | |
1898 | } | |
e8f2240a | 1899 | } |
24f13b03 | 1900 | return (true); |
e8f2240a KR |
1901 | } |
1902 | ||
24f13b03 ILT |
1903 | /* Read and attach the symbol extension information for the symbols |
1904 | in INPUT_BFD to the argument location hash table. Handle locals | |
1905 | if DO_LOCALS is true; likewise for globals when DO_GLOBALS is true. */ | |
1906 | ||
1907 | static boolean | |
5874427f | 1908 | elf32_hppa_read_symext_info (input_bfd, symtab_hdr, args_hash_table, local_syms) |
24f13b03 ILT |
1909 | bfd *input_bfd; |
1910 | Elf_Internal_Shdr *symtab_hdr; | |
1911 | struct elf32_hppa_args_hash_table *args_hash_table; | |
1912 | Elf_Internal_Sym *local_syms; | |
e8f2240a | 1913 | { |
24f13b03 | 1914 | asection *symextn_sec; |
b68a74d1 | 1915 | bfd_byte *contents; |
24f13b03 | 1916 | unsigned int i, n_entries, current_index = 0; |
e8f2240a | 1917 | |
24f13b03 ILT |
1918 | /* Get the symbol extension section for this BFD. If no section exists |
1919 | then there's nothing to do. Likewise if the section exists, but | |
1920 | has no contents. */ | |
1921 | symextn_sec = bfd_get_section_by_name (input_bfd, SYMEXTN_SECTION_NAME); | |
1922 | if (symextn_sec == NULL) | |
1923 | return true; | |
e8f2240a | 1924 | |
24f13b03 ILT |
1925 | /* Done separately so we can turn off SEC_HAS_CONTENTS (see below). */ |
1926 | if (symextn_sec->_raw_size == 0) | |
3a70b01d | 1927 | { |
24f13b03 ILT |
1928 | symextn_sec->flags &= ~SEC_HAS_CONTENTS; |
1929 | return true; | |
3a70b01d | 1930 | } |
24f13b03 | 1931 | |
cf5138e3 | 1932 | contents = (bfd_byte *) bfd_malloc ((size_t) symextn_sec->_raw_size); |
24f13b03 | 1933 | if (contents == NULL) |
cf5138e3 | 1934 | return false; |
e8f2240a | 1935 | |
24f13b03 ILT |
1936 | /* How gross. We turn off SEC_HAS_CONTENTS for the input symbol extension |
1937 | sections to keep the generic ELF/BFD code from trying to do anything | |
1938 | with them. We have to undo that hack temporarily so that we can read | |
1939 | in the contents with the generic code. */ | |
1940 | symextn_sec->flags |= SEC_HAS_CONTENTS; | |
1941 | if (bfd_get_section_contents (input_bfd, symextn_sec, contents, | |
1942 | 0, symextn_sec->_raw_size) == false) | |
3a70b01d | 1943 | { |
24f13b03 ILT |
1944 | symextn_sec->flags &= ~SEC_HAS_CONTENTS; |
1945 | free (contents); | |
1946 | return false; | |
3a70b01d KR |
1947 | } |
1948 | ||
24f13b03 ILT |
1949 | /* Gross. Turn off SEC_HAS_CONTENTS for the input symbol extension |
1950 | sections (see above). */ | |
1951 | symextn_sec->flags &= ~SEC_HAS_CONTENTS; | |
e8f2240a | 1952 | |
b68a74d1 | 1953 | n_entries = symextn_sec->_raw_size / ELF32_PARISC_SX_SIZE; |
24f13b03 | 1954 | for (i = 0; i < n_entries; i++) |
e8f2240a | 1955 | { |
b68a74d1 JL |
1956 | symext_entryS entry = |
1957 | ELF32_PARISC_SX_GET (input_bfd, contents + i * ELF32_PARISC_SX_SIZE); | |
24f13b03 ILT |
1958 | unsigned int value = ELF32_PARISC_SX_VAL (entry); |
1959 | unsigned int type = ELF32_PARISC_SX_TYPE (entry); | |
1960 | struct elf32_hppa_args_hash_entry *args_hash; | |
e8f2240a | 1961 | |
24f13b03 | 1962 | switch (type) |
e8f2240a | 1963 | { |
24f13b03 ILT |
1964 | case PARISC_SXT_NULL: |
1965 | break; | |
e8f2240a | 1966 | |
24f13b03 ILT |
1967 | case PARISC_SXT_SYMNDX: |
1968 | if (value >= symtab_hdr->sh_size / sizeof (Elf32_External_Sym)) | |
80425e6c | 1969 | { |
24f13b03 ILT |
1970 | bfd_set_error (bfd_error_bad_value); |
1971 | free (contents); | |
1972 | return false; | |
80425e6c | 1973 | } |
24f13b03 ILT |
1974 | current_index = value; |
1975 | break; | |
e8f2240a | 1976 | |
24f13b03 | 1977 | case PARISC_SXT_ARG_RELOC: |
5874427f | 1978 | if (current_index < symtab_hdr->sh_info) |
326e32d7 | 1979 | { |
24f13b03 ILT |
1980 | Elf_Internal_Shdr *hdr; |
1981 | char *new_name; | |
1982 | const char *sym_name; | |
1983 | asection *sym_sec; | |
1984 | unsigned int len; | |
1985 | ||
1986 | hdr = elf_elfsections (input_bfd)[local_syms[current_index].st_shndx]; | |
1987 | sym_sec = hdr->bfd_section; | |
ede4eed4 | 1988 | sym_name = bfd_elf_string_from_elf_section (input_bfd, |
24f13b03 ILT |
1989 | symtab_hdr->sh_link, |
1990 | local_syms[current_index].st_name); | |
1991 | len = strlen (sym_name) + 10; | |
cf5138e3 | 1992 | new_name = bfd_malloc (len); |
24f13b03 ILT |
1993 | if (new_name == NULL) |
1994 | { | |
24f13b03 ILT |
1995 | free (contents); |
1996 | return false; | |
1997 | } | |
1998 | strcpy (new_name, sym_name); | |
1999 | sprintf (new_name + len - 10, "_%08x", (int)sym_sec); | |
2000 | ||
2001 | /* This is a global symbol with argument location info. | |
2002 | We need to enter it into the hash table. */ | |
2003 | args_hash = elf32_hppa_args_hash_lookup (args_hash_table, | |
2004 | new_name, true, | |
2005 | true); | |
2006 | free (new_name); | |
2007 | if (args_hash == NULL) | |
2008 | { | |
2009 | free (contents); | |
2010 | return false; | |
2011 | } | |
2012 | args_hash->arg_bits = value; | |
2013 | break; | |
326e32d7 | 2014 | } |
5874427f | 2015 | else if (current_index >= symtab_hdr->sh_info) |
e8f2240a | 2016 | { |
24f13b03 ILT |
2017 | struct elf_link_hash_entry *h; |
2018 | ||
2019 | current_index -= symtab_hdr->sh_info; | |
2020 | h = elf_sym_hashes(input_bfd)[current_index]; | |
2021 | /* This is a global symbol with argument location | |
2022 | information. We need to enter it into the hash table. */ | |
2023 | args_hash = elf32_hppa_args_hash_lookup (args_hash_table, | |
2024 | h->root.root.string, | |
2025 | true, true); | |
2026 | if (args_hash == NULL) | |
e8f2240a | 2027 | { |
24f13b03 ILT |
2028 | bfd_set_error (bfd_error_bad_value); |
2029 | free (contents); | |
2030 | return false; | |
e8f2240a | 2031 | } |
24f13b03 ILT |
2032 | args_hash->arg_bits = value; |
2033 | break; | |
e8f2240a | 2034 | } |
24f13b03 ILT |
2035 | else |
2036 | break; | |
e8f2240a | 2037 | |
24f13b03 ILT |
2038 | default: |
2039 | bfd_set_error (bfd_error_bad_value); | |
2040 | free (contents); | |
2041 | return false; | |
e8f2240a KR |
2042 | } |
2043 | } | |
24f13b03 ILT |
2044 | free (contents); |
2045 | return true; | |
e8f2240a KR |
2046 | } |
2047 | ||
24f13b03 ILT |
2048 | /* Undo the generic ELF code's subtraction of section->vma from the |
2049 | value of each external symbol. */ | |
d9ad93bc | 2050 | |
24f13b03 ILT |
2051 | static boolean |
2052 | elf32_hppa_add_symbol_hook (abfd, info, sym, namep, flagsp, secp, valp) | |
2053 | bfd *abfd; | |
2054 | struct bfd_link_info *info; | |
2055 | const Elf_Internal_Sym *sym; | |
2056 | const char **namep; | |
2057 | flagword *flagsp; | |
2058 | asection **secp; | |
2059 | bfd_vma *valp; | |
d9ad93bc | 2060 | { |
24f13b03 ILT |
2061 | *valp += (*secp)->vma; |
2062 | return true; | |
e8f2240a KR |
2063 | } |
2064 | ||
24f13b03 ILT |
2065 | /* Determine the name of the stub needed to perform a call assuming the |
2066 | argument relocation bits for caller and callee are in CALLER and CALLEE | |
2067 | for a call from LOCATION to DESTINATION. Copy the name into STUB_NAME. */ | |
e08b9ad7 | 2068 | |
24f13b03 ILT |
2069 | static void |
2070 | elf32_hppa_name_of_stub (caller, callee, location, destination, stub_name) | |
2071 | unsigned int caller, callee; | |
2072 | bfd_vma location, destination; | |
2073 | char *stub_name; | |
e8f2240a | 2074 | { |
24f13b03 | 2075 | arg_reloc_type arg_reloc_types[5]; |
e08b9ad7 | 2076 | |
24f13b03 | 2077 | if (elf32_hppa_arg_reloc_needed (caller, callee, arg_reloc_types)) |
e8f2240a | 2078 | { |
24f13b03 ILT |
2079 | arg_reloc_location i; |
2080 | /* Fill in the basic template. */ | |
2081 | strcpy (stub_name, "__XX_XX_XX_XX_XX_stub_"); | |
e8f2240a | 2082 | |
24f13b03 ILT |
2083 | /* Now fix the specifics. */ |
2084 | for (i = ARG0; i <= RET; i++) | |
2085 | switch (arg_reloc_types[i]) | |
2086 | { | |
2087 | case NO: | |
2088 | stub_name[3 * i + 2] = 'N'; | |
2089 | stub_name[3 * i + 3] = 'O'; | |
2090 | break; | |
2091 | case GF: | |
2092 | stub_name[3 * i + 2] = 'G'; | |
2093 | stub_name[3 * i + 3] = 'F'; | |
2094 | break; | |
2095 | case FG: | |
2096 | stub_name[3 * i + 2] = 'F'; | |
2097 | stub_name[3 * i + 3] = 'G'; | |
2098 | break; | |
2099 | case GD: | |
2100 | stub_name[3 * i + 2] = 'G'; | |
2101 | stub_name[3 * i + 3] = 'D'; | |
2102 | break; | |
2103 | case DG: | |
2104 | stub_name[3 * i + 2] = 'D'; | |
2105 | stub_name[3 * i + 3] = 'G'; | |
2106 | break; | |
2107 | } | |
e08b9ad7 | 2108 | } |
e08b9ad7 | 2109 | else |
24f13b03 ILT |
2110 | strcpy (stub_name, "_____long_branch_stub_"); |
2111 | } | |
e08b9ad7 | 2112 | |
24f13b03 ILT |
2113 | /* Determine if an argument relocation stub is needed to perform a |
2114 | call assuming the argument relocation bits for caller and callee | |
2115 | are in CALLER and CALLEE. Place the type of relocations (if any) | |
2116 | into stub_types_p. */ | |
e8f2240a | 2117 | |
24f13b03 ILT |
2118 | static boolean |
2119 | elf32_hppa_arg_reloc_needed (caller, callee, stub_types) | |
2120 | unsigned int caller, callee; | |
2121 | arg_reloc_type stub_types[5]; | |
2122 | { | |
2123 | /* Special case for no relocations. */ | |
2124 | if (caller == 0 || callee == 0) | |
2125 | return 0; | |
3a70b01d KR |
2126 | else |
2127 | { | |
24f13b03 ILT |
2128 | arg_location caller_loc[5]; |
2129 | arg_location callee_loc[5]; | |
2130 | ||
2131 | /* Extract the location information for the argument and return | |
2132 | value on both the caller and callee sides. */ | |
2133 | caller_loc[ARG0] = EXTRACT_ARBITS (caller, ARG0); | |
2134 | callee_loc[ARG0] = EXTRACT_ARBITS (callee, ARG0); | |
2135 | caller_loc[ARG1] = EXTRACT_ARBITS (caller, ARG1); | |
2136 | callee_loc[ARG1] = EXTRACT_ARBITS (callee, ARG1); | |
2137 | caller_loc[ARG2] = EXTRACT_ARBITS (caller, ARG2); | |
2138 | callee_loc[ARG2] = EXTRACT_ARBITS (callee, ARG2); | |
2139 | caller_loc[ARG3] = EXTRACT_ARBITS (caller, ARG3); | |
2140 | callee_loc[ARG3] = EXTRACT_ARBITS (callee, ARG3); | |
2141 | caller_loc[RET] = EXTRACT_ARBITS (caller, RET); | |
2142 | callee_loc[RET] = EXTRACT_ARBITS (callee, RET); | |
2143 | ||
2144 | /* Check some special combinations. This is necessary to | |
2145 | deal with double precision FP arguments. */ | |
2146 | if (caller_loc[ARG0] == AR_FU || caller_loc[ARG1] == AR_FU) | |
9783e04a | 2147 | { |
24f13b03 ILT |
2148 | caller_loc[ARG0] = AR_FPDBL1; |
2149 | caller_loc[ARG1] = AR_NO; | |
9783e04a | 2150 | } |
24f13b03 | 2151 | if (caller_loc[ARG2] == AR_FU || caller_loc[ARG3] == AR_FU) |
9783e04a | 2152 | { |
24f13b03 ILT |
2153 | caller_loc[ARG2] = AR_FPDBL2; |
2154 | caller_loc[ARG3] = AR_NO; | |
9783e04a | 2155 | } |
24f13b03 | 2156 | if (callee_loc[ARG0] == AR_FU || callee_loc[ARG1] == AR_FU) |
6e58a4e5 | 2157 | { |
24f13b03 ILT |
2158 | callee_loc[ARG0] = AR_FPDBL1; |
2159 | callee_loc[ARG1] = AR_NO; | |
6e58a4e5 | 2160 | } |
24f13b03 | 2161 | if (callee_loc[ARG2] == AR_FU || callee_loc[ARG3] == AR_FU) |
3a70b01d | 2162 | { |
24f13b03 ILT |
2163 | callee_loc[ARG2] = AR_FPDBL2; |
2164 | callee_loc[ARG3] = AR_NO; | |
2165 | } | |
e8f2240a | 2166 | |
24f13b03 ILT |
2167 | /* Now look up any relocation needed for each argument and the |
2168 | return value. */ | |
2169 | stub_types[ARG0] = arg_mismatches[caller_loc[ARG0]][callee_loc[ARG0]]; | |
2170 | stub_types[ARG1] = arg_mismatches[caller_loc[ARG1]][callee_loc[ARG1]]; | |
2171 | stub_types[ARG2] = arg_mismatches[caller_loc[ARG2]][callee_loc[ARG2]]; | |
2172 | stub_types[ARG3] = arg_mismatches[caller_loc[ARG3]][callee_loc[ARG3]]; | |
2173 | stub_types[RET] = ret_mismatches[caller_loc[RET]][callee_loc[RET]]; | |
2174 | ||
2175 | return (stub_types[ARG0] != NO | |
2176 | || stub_types[ARG1] != NO | |
2177 | || stub_types[ARG2] != NO | |
2178 | || stub_types[ARG3] != NO | |
2179 | || stub_types[RET] != NO); | |
2180 | } | |
2181 | } | |
4861ac76 | 2182 | |
24f13b03 ILT |
2183 | /* Compute the size of the stub needed to call from LOCATION to DESTINATION |
2184 | (a function named SYM_NAME), with argument relocation bits CALLER and | |
2185 | CALLEE. Return zero if no stub is needed to perform such a call. */ | |
e08b9ad7 | 2186 | |
24f13b03 ILT |
2187 | static unsigned int |
2188 | elf32_hppa_size_of_stub (callee, caller, location, destination, sym_name) | |
2189 | unsigned int callee, caller; | |
2190 | bfd_vma location, destination; | |
2191 | const char *sym_name; | |
2192 | { | |
2193 | arg_reloc_type arg_reloc_types[5]; | |
2194 | ||
2195 | /* Determine if a long branch or argument relocation stub is needed. | |
2196 | If an argument relocation stub is needed, the relocation will be | |
2197 | stored into arg_reloc_types. */ | |
2198 | if (!(((int)(location - destination) > 0x3ffff) | |
2199 | || ((int)(location - destination) < (int)0xfffc0000) | |
2200 | || elf32_hppa_arg_reloc_needed (caller, callee, arg_reloc_types))) | |
2201 | return 0; | |
e08b9ad7 | 2202 | |
24f13b03 ILT |
2203 | /* Some kind of stub is needed. Determine how big it needs to be. |
2204 | First check for argument relocation stubs as they also handle | |
2205 | long calls. Then check for long calls to millicode and finally | |
2206 | the normal long calls. */ | |
2207 | if (arg_reloc_types[ARG0] != NO | |
2208 | || arg_reloc_types[ARG1] != NO | |
2209 | || arg_reloc_types[ARG2] != NO | |
2210 | || arg_reloc_types[ARG3] != NO | |
2211 | || arg_reloc_types[RET] != NO) | |
2212 | { | |
2213 | /* Some kind of argument relocation stub is needed. */ | |
2214 | unsigned int len = 16; | |
2215 | arg_reloc_location i; | |
2216 | ||
2217 | /* Each GR or FG relocation takes 2 insns, each GD or DG | |
2218 | relocation takes 3 insns. Plus 4 more insns for the | |
2219 | RP adjustment, ldil & (be | ble) and copy. */ | |
2220 | for (i = ARG0; i <= RET; i++) | |
2221 | switch (arg_reloc_types[i]) | |
2222 | { | |
2223 | case GF: | |
2224 | case FG: | |
2225 | len += 8; | |
2226 | break; | |
e08b9ad7 | 2227 | |
24f13b03 ILT |
2228 | case GD: |
2229 | case DG: | |
2230 | len += 12; | |
2231 | break; | |
e08b9ad7 | 2232 | |
24f13b03 ILT |
2233 | default: |
2234 | break; | |
2235 | } | |
2236 | ||
2237 | /* Extra instructions are needed if we're relocating a return value. */ | |
2238 | if (arg_reloc_types[RET] != NO) | |
2239 | len += 12; | |
2240 | ||
2241 | return len; | |
2242 | } | |
2243 | else if (!strncmp ("$$", sym_name, 2) | |
2244 | && strcmp ("$$dyncall", sym_name)) | |
2245 | return 12; | |
2246 | else | |
2247 | return 16; | |
2248 | } | |
e08b9ad7 | 2249 | |
24f13b03 ILT |
2250 | /* Build one linker stub as defined by the stub hash table entry GEN_ENTRY. |
2251 | IN_ARGS contains the stub BFD and link info pointers. */ | |
2252 | ||
2253 | static boolean | |
2254 | elf32_hppa_build_one_stub (gen_entry, in_args) | |
2255 | struct bfd_hash_entry *gen_entry; | |
2256 | PTR in_args; | |
2257 | { | |
2258 | void **args = (void **)in_args; | |
2259 | bfd *stub_bfd = (bfd *)args[0]; | |
2260 | struct bfd_link_info *info = (struct bfd_link_info *)args[1]; | |
2261 | struct elf32_hppa_stub_hash_entry *entry; | |
2262 | struct elf32_hppa_stub_hash_table *stub_hash_table; | |
2263 | bfd_byte *loc; | |
2264 | symvalue sym_value; | |
2265 | const char *sym_name; | |
2266 | ||
2267 | /* Initialize pointers to the stub hash table, the particular entry we | |
2268 | are building a stub for, and where (in memory) we should place the stub | |
2269 | instructions. */ | |
2270 | entry = (struct elf32_hppa_stub_hash_entry *)gen_entry; | |
2271 | stub_hash_table = elf32_hppa_hash_table(info)->stub_hash_table; | |
2272 | loc = stub_hash_table->location; | |
2273 | ||
2274 | /* Make a note of the offset within the stubs for this entry. */ | |
2275 | entry->offset = stub_hash_table->offset; | |
2276 | ||
2277 | /* The symbol's name starts at offset 22. */ | |
2278 | sym_name = entry->root.string + 22; | |
2279 | ||
2280 | sym_value = (entry->target_value | |
2281 | + entry->target_section->output_offset | |
2282 | + entry->target_section->output_section->vma); | |
2283 | ||
2284 | if (strncmp ("_____long_branch_stub_", entry->root.string, 22)) | |
2285 | { | |
2286 | /* This must be an argument or return value relocation stub. */ | |
2287 | unsigned long insn; | |
2288 | arg_reloc_location i; | |
2289 | bfd_byte *begin_loc = loc; | |
2290 | ||
2291 | /* First the return pointer adjustment. Depending on exact calling | |
2292 | sequence this instruction may be skipped. */ | |
2293 | bfd_put_32 (stub_bfd, LDO_M4_R31_R31, loc); | |
2294 | loc += 4; | |
2295 | ||
2296 | /* If we are relocating a return value, then we're going to have | |
2297 | to return into the stub. So we have to save off the user's | |
2298 | return pointer into the stack at RP'. */ | |
2299 | if (strncmp (entry->root.string + 14, "NO", 2)) | |
2300 | { | |
2301 | bfd_put_32 (stub_bfd, STW_R31_M8R30, loc); | |
2302 | loc += 4; | |
e08b9ad7 JL |
2303 | } |
2304 | ||
24f13b03 ILT |
2305 | /* Iterate over the argument relocations, emitting instructions |
2306 | to move them around as necessary. */ | |
2307 | for (i = ARG0; i <= ARG3; i++) | |
4861ac76 | 2308 | { |
24f13b03 | 2309 | if (!strncmp (entry->root.string + 3 * i + 2, "GF", 2)) |
e08b9ad7 | 2310 | { |
24f13b03 ILT |
2311 | bfd_put_32 (stub_bfd, STW_ARG_M16R30 | ((26 - i) << 16), loc); |
2312 | bfd_put_32 (stub_bfd, FLDW_M16R30_FARG | (4 + i), loc + 4); | |
2313 | loc += 8; | |
e08b9ad7 | 2314 | } |
24f13b03 | 2315 | else if (!strncmp (entry->root.string + 3 * i + 2, "FG", 2)) |
e08b9ad7 | 2316 | { |
24f13b03 ILT |
2317 | bfd_put_32 (stub_bfd, FSTW_FARG_M16R30 | (4 + i), loc); |
2318 | bfd_put_32 (stub_bfd, LDW_M16R30_ARG | ((26 - i) << 16), loc + 4); | |
2319 | loc += 8; | |
e08b9ad7 | 2320 | } |
24f13b03 | 2321 | else if (!strncmp (entry->root.string + 3 * i + 2, "GD", 2)) |
e8f2240a | 2322 | { |
24f13b03 ILT |
2323 | bfd_put_32 (stub_bfd, STW_ARG_M12R30 | ((26 - i) << 16), loc); |
2324 | bfd_put_32 (stub_bfd, STW_ARG_M16R30 | ((25 - i) << 16), loc + 4); | |
2325 | bfd_put_32 (stub_bfd, FLDD_M16R30_FARG | (5 + i), loc + 8); | |
2326 | loc += 12; | |
e08b9ad7 | 2327 | } |
24f13b03 | 2328 | else if (!strncmp (entry->root.string + 3 * i + 2, "DG", 2)) |
e08b9ad7 | 2329 | { |
24f13b03 ILT |
2330 | bfd_put_32 (stub_bfd, FSTD_FARG_M16R30 | (5 + i), loc); |
2331 | bfd_put_32 (stub_bfd, LDW_M12R30_ARG | ((26 - i) << 16), loc + 4); | |
2332 | bfd_put_32 (stub_bfd, LDW_M16R30_ARG | ((25 - i) << 16), loc + 8); | |
2333 | loc += 12; | |
e8f2240a | 2334 | } |
e8f2240a | 2335 | } |
e8f2240a | 2336 | |
24f13b03 ILT |
2337 | /* Load the high bits of the target address into %r1. */ |
2338 | insn = hppa_rebuild_insn (stub_bfd, LDIL_R1, | |
2339 | hppa_field_adjust (sym_value, 0, e_lrsel), 21); | |
2340 | bfd_put_32 (stub_bfd, insn, loc); | |
2341 | loc += 4; | |
e8f2240a | 2342 | |
24f13b03 ILT |
2343 | /* If we are relocating a return value, then we're going to have |
2344 | to return into the stub, then perform the return value relocation. */ | |
2345 | if (strncmp (entry->root.string + 14, "NO", 2)) | |
e8f2240a | 2346 | { |
24f13b03 ILT |
2347 | /* To return to the stub we "ble" to the target and copy the return |
2348 | pointer from %r31 into %r2. */ | |
2349 | insn = hppa_rebuild_insn (stub_bfd, | |
2350 | BLE_SR4_R1, | |
2351 | hppa_field_adjust (sym_value, 0, | |
2352 | e_rrsel) >> 2, | |
2353 | 17); | |
2354 | bfd_put_32 (stub_bfd, insn, loc); | |
2355 | bfd_put_32 (stub_bfd, COPY_R31_R2, loc + 4); | |
2356 | ||
2357 | /* Reload the return pointer for our caller from the stack. */ | |
2358 | bfd_put_32 (stub_bfd, LDW_M8R30_R31, loc + 8); | |
2359 | loc += 12; | |
2360 | ||
2361 | /* Perform the return value relocation. */ | |
2362 | if (!strncmp (entry->root.string + 14, "GF", 2)) | |
e8f2240a | 2363 | { |
24f13b03 ILT |
2364 | bfd_put_32 (stub_bfd, STW_ARG_M16R30 | (28 << 16), loc); |
2365 | bfd_put_32 (stub_bfd, FLDW_M16R30_FARG | 4, loc + 4); | |
2366 | loc += 8; | |
e8f2240a | 2367 | } |
24f13b03 | 2368 | else if (!strncmp (entry->root.string + 14, "FG", 2)) |
e8f2240a | 2369 | { |
24f13b03 ILT |
2370 | bfd_put_32 (stub_bfd, FSTW_FARG_M16R30 | 4, loc); |
2371 | bfd_put_32 (stub_bfd, LDW_M16R30_ARG | (28 << 16), loc + 4); | |
2372 | loc += 8; | |
e8f2240a | 2373 | } |
24f13b03 | 2374 | else if (!strncmp (entry->root.string + 2, "GD", 2)) |
e8f2240a | 2375 | { |
24f13b03 ILT |
2376 | bfd_put_32 (stub_bfd, STW_ARG_M12R30 | (28 << 16), loc); |
2377 | bfd_put_32 (stub_bfd, STW_ARG_M16R30 | (29 << 16), loc + 4); | |
2378 | bfd_put_32 (stub_bfd, FLDD_M16R30_FARG | 4, loc + 8); | |
2379 | loc += 12; | |
e8f2240a | 2380 | } |
24f13b03 | 2381 | else if (!strncmp (entry->root.string + 2, "DG", 2)) |
e8f2240a | 2382 | { |
24f13b03 ILT |
2383 | bfd_put_32 (stub_bfd, FSTD_FARG_M16R30 | 4, loc); |
2384 | bfd_put_32 (stub_bfd, LDW_M12R30_ARG | (28 << 16), loc + 4); | |
2385 | bfd_put_32 (stub_bfd, LDW_M16R30_ARG | (29 << 16), loc + 8); | |
2386 | loc += 12; | |
e8f2240a | 2387 | } |
24f13b03 ILT |
2388 | /* Branch back to the user's code now. */ |
2389 | bfd_put_32 (stub_bfd, BV_N_0_R31, loc); | |
2390 | loc += 4; | |
2391 | } | |
2392 | else | |
2393 | { | |
2394 | /* No return value relocation, so we can simply "be" to the | |
2395 | target and copy out return pointer into %r2. */ | |
2396 | insn = hppa_rebuild_insn (stub_bfd, BE_SR4_R1, | |
2397 | hppa_field_adjust (sym_value, 0, | |
2398 | e_rrsel) >> 2, 17); | |
2399 | bfd_put_32 (stub_bfd, insn, loc); | |
2400 | bfd_put_32 (stub_bfd, COPY_R31_R2, loc + 4); | |
2401 | loc += 8; | |
2402 | } | |
e8f2240a | 2403 | |
24f13b03 ILT |
2404 | /* Update the location and offsets. */ |
2405 | stub_hash_table->location += (loc - begin_loc); | |
2406 | stub_hash_table->offset += (loc - begin_loc); | |
2407 | } | |
2408 | else | |
2409 | { | |
2410 | /* Create one of two variant long branch stubs. One for $$dyncall and | |
2411 | normal calls, the other for calls to millicode. */ | |
2412 | unsigned long insn; | |
2413 | int millicode_call = 0; | |
2414 | ||
2415 | if (!strncmp ("$$", sym_name, 2) && strcmp ("$$dyncall", sym_name)) | |
2416 | millicode_call = 1; | |
2417 | ||
2418 | /* First the return pointer adjustment. Depending on exact calling | |
2419 | sequence this instruction may be skipped. */ | |
2420 | bfd_put_32 (stub_bfd, LDO_M4_R31_R31, loc); | |
2421 | ||
2422 | /* The next two instructions are the long branch itself. A long branch | |
2423 | is formed with "ldil" loading the upper bits of the target address | |
2424 | into a register, then branching with "be" which adds in the lower bits. | |
2425 | Long branches to millicode nullify the delay slot of the "be". */ | |
2426 | insn = hppa_rebuild_insn (stub_bfd, LDIL_R1, | |
2427 | hppa_field_adjust (sym_value, 0, e_lrsel), 21); | |
2428 | bfd_put_32 (stub_bfd, insn, loc + 4); | |
2429 | insn = hppa_rebuild_insn (stub_bfd, BE_SR4_R1 | (millicode_call ? 2 : 0), | |
2430 | hppa_field_adjust (sym_value, 0, e_rrsel) >> 2, | |
2431 | 17); | |
2432 | bfd_put_32 (stub_bfd, insn, loc + 8); | |
2433 | ||
2434 | if (!millicode_call) | |
2435 | { | |
2436 | /* The sequence to call this stub places the return pointer into %r31, | |
2437 | the final target expects the return pointer in %r2, so copy the | |
2438 | return pointer into the proper register. */ | |
2439 | bfd_put_32 (stub_bfd, COPY_R31_R2, loc + 12); | |
2440 | ||
2441 | /* Update the location and offsets. */ | |
2442 | stub_hash_table->location += 16; | |
2443 | stub_hash_table->offset += 16; | |
e8f2240a | 2444 | } |
24f13b03 ILT |
2445 | else |
2446 | { | |
2447 | /* Update the location and offsets. */ | |
2448 | stub_hash_table->location += 12; | |
2449 | stub_hash_table->offset += 12; | |
2450 | } | |
2451 | ||
e8f2240a | 2452 | } |
24f13b03 | 2453 | return true; |
e8f2240a KR |
2454 | } |
2455 | ||
24f13b03 | 2456 | /* External entry points for sizing and building linker stubs. */ |
d9ad93bc | 2457 | |
24f13b03 ILT |
2458 | /* Build all the stubs associated with the current output file. The |
2459 | stubs are kept in a hash table attached to the main linker hash | |
2460 | table. This is called via hppaelf_finish in the linker. */ | |
e08b9ad7 | 2461 | |
24f13b03 ILT |
2462 | boolean |
2463 | elf32_hppa_build_stubs (stub_bfd, info) | |
2464 | bfd *stub_bfd; | |
2465 | struct bfd_link_info *info; | |
d9ad93bc | 2466 | { |
24f13b03 ILT |
2467 | /* The stub BFD only has one section. */ |
2468 | asection *stub_sec = stub_bfd->sections; | |
2469 | struct elf32_hppa_stub_hash_table *table; | |
2470 | unsigned int size; | |
2471 | void *args[2]; | |
2472 | ||
2473 | /* So we can pass both the BFD for the stubs and the link info | |
2474 | structure to the routine which actually builds stubs. */ | |
2475 | args[0] = stub_bfd; | |
2476 | args[1] = info; | |
2477 | ||
2478 | /* Allocate memory to hold the linker stubs. */ | |
2479 | size = bfd_section_size (stub_bfd, stub_sec); | |
2480 | stub_sec->contents = (unsigned char *) bfd_zalloc (stub_bfd, size); | |
2481 | if (stub_sec->contents == NULL) | |
a9713b91 | 2482 | return false; |
24f13b03 ILT |
2483 | table = elf32_hppa_hash_table(info)->stub_hash_table; |
2484 | table->location = stub_sec->contents; | |
d9ad93bc | 2485 | |
24f13b03 ILT |
2486 | /* Build the stubs as directed by the stub hash table. */ |
2487 | elf32_hppa_stub_hash_traverse (table, elf32_hppa_build_one_stub, args); | |
d9ad93bc | 2488 | |
24f13b03 | 2489 | return true; |
d9ad93bc KR |
2490 | } |
2491 | ||
24f13b03 | 2492 | /* Determine and set the size of the stub section for a final link. |
e08b9ad7 | 2493 | |
24f13b03 ILT |
2494 | The basic idea here is to examine all the relocations looking for |
2495 | PC-relative calls to a target that is unreachable with a "bl" | |
2496 | instruction or calls where the caller and callee disagree on the | |
2497 | location of their arguments or return value. */ | |
e8f2240a | 2498 | |
24f13b03 ILT |
2499 | boolean |
2500 | elf32_hppa_size_stubs (stub_bfd, output_bfd, link_info) | |
d9ad93bc | 2501 | bfd *stub_bfd; |
e8f2240a | 2502 | bfd *output_bfd; |
4991ebb9 | 2503 | struct bfd_link_info *link_info; |
e8f2240a | 2504 | { |
24f13b03 | 2505 | bfd *input_bfd; |
ede4eed4 | 2506 | asection *section, *stub_sec = 0; |
24f13b03 | 2507 | Elf_Internal_Shdr *symtab_hdr; |
77712cf0 | 2508 | Elf_Internal_Sym *local_syms, *isym, **all_local_syms; |
24f13b03 | 2509 | Elf32_External_Sym *ext_syms, *esym; |
77712cf0 | 2510 | unsigned int i, index, bfd_count = 0; |
24f13b03 ILT |
2511 | struct elf32_hppa_stub_hash_table *stub_hash_table = 0; |
2512 | struct elf32_hppa_args_hash_table *args_hash_table = 0; | |
2513 | ||
2514 | /* Create and initialize the stub hash table. */ | |
2515 | stub_hash_table = ((struct elf32_hppa_stub_hash_table *) | |
cf5138e3 | 2516 | bfd_malloc (sizeof (struct elf32_hppa_stub_hash_table))); |
24f13b03 | 2517 | if (!stub_hash_table) |
cf5138e3 | 2518 | goto error_return; |
e08b9ad7 | 2519 | |
24f13b03 ILT |
2520 | if (!elf32_hppa_stub_hash_table_init (stub_hash_table, stub_bfd, |
2521 | elf32_hppa_stub_hash_newfunc)) | |
2522 | goto error_return; | |
4c85cbfa | 2523 | |
24f13b03 ILT |
2524 | /* Likewise for the argument location hash table. */ |
2525 | args_hash_table = ((struct elf32_hppa_args_hash_table *) | |
cf5138e3 | 2526 | bfd_malloc (sizeof (struct elf32_hppa_args_hash_table))); |
24f13b03 | 2527 | if (!args_hash_table) |
cf5138e3 | 2528 | goto error_return; |
e08b9ad7 | 2529 | |
24f13b03 ILT |
2530 | if (!elf32_hppa_args_hash_table_init (args_hash_table, |
2531 | elf32_hppa_args_hash_newfunc)) | |
2532 | goto error_return; | |
4c85cbfa | 2533 | |
24f13b03 ILT |
2534 | /* Attach the hash tables to the main hash table. */ |
2535 | elf32_hppa_hash_table(link_info)->stub_hash_table = stub_hash_table; | |
2536 | elf32_hppa_hash_table(link_info)->args_hash_table = args_hash_table; | |
d9ad93bc | 2537 | |
5874427f | 2538 | /* Count the number of input BFDs. */ |
24f13b03 ILT |
2539 | for (input_bfd = link_info->input_bfds; |
2540 | input_bfd != NULL; | |
2541 | input_bfd = input_bfd->link_next) | |
5874427f JL |
2542 | bfd_count++; |
2543 | ||
2544 | /* We want to read in symbol extension records only once. To do this | |
2545 | we need to read in the local symbols in parallel and save them for | |
2546 | later use; so hold pointers to the local symbols in an array. */ | |
2547 | all_local_syms | |
cf5138e3 ILT |
2548 | = (Elf_Internal_Sym **) bfd_malloc (sizeof (Elf_Internal_Sym *) |
2549 | * bfd_count); | |
5874427f | 2550 | if (all_local_syms == NULL) |
cf5138e3 | 2551 | goto error_return; |
5874427f | 2552 | memset (all_local_syms, 0, sizeof (Elf_Internal_Sym *) * bfd_count); |
4c85cbfa | 2553 | |
5874427f JL |
2554 | /* Walk over all the input BFDs adding entries to the args hash table |
2555 | for all the external functions. */ | |
77712cf0 | 2556 | for (input_bfd = link_info->input_bfds, index = 0; |
24f13b03 | 2557 | input_bfd != NULL; |
77712cf0 | 2558 | input_bfd = input_bfd->link_next, index++) |
e8f2240a | 2559 | { |
24f13b03 ILT |
2560 | /* We'll need the symbol table in a second. */ |
2561 | symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; | |
2562 | if (symtab_hdr->sh_info == 0) | |
2563 | continue; | |
d9ad93bc | 2564 | |
24f13b03 ILT |
2565 | /* We need an array of the local symbols attached to the input bfd. |
2566 | Unfortunately, we're going to have to read & swap them in. */ | |
2567 | local_syms | |
cf5138e3 ILT |
2568 | = (Elf_Internal_Sym *) bfd_malloc (symtab_hdr->sh_info |
2569 | * sizeof (Elf_Internal_Sym)); | |
24f13b03 ILT |
2570 | if (local_syms == NULL) |
2571 | { | |
5874427f | 2572 | for (i = 0; i < bfd_count; i++) |
77712cf0 JL |
2573 | if (all_local_syms[i]) |
2574 | free (all_local_syms[i]); | |
2575 | free (all_local_syms); | |
24f13b03 ILT |
2576 | goto error_return; |
2577 | } | |
77712cf0 | 2578 | all_local_syms[index] = local_syms; |
e08b9ad7 | 2579 | |
24f13b03 | 2580 | ext_syms |
cf5138e3 ILT |
2581 | = (Elf32_External_Sym *) bfd_malloc (symtab_hdr->sh_info |
2582 | * sizeof (Elf32_External_Sym)); | |
24f13b03 ILT |
2583 | if (ext_syms == NULL) |
2584 | { | |
5874427f | 2585 | for (i = 0; i < bfd_count; i++) |
77712cf0 JL |
2586 | if (all_local_syms[i]) |
2587 | free (all_local_syms[i]); | |
2588 | free (all_local_syms); | |
24f13b03 ILT |
2589 | goto error_return; |
2590 | } | |
d9ad93bc | 2591 | |
24f13b03 ILT |
2592 | if (bfd_seek (input_bfd, symtab_hdr->sh_offset, SEEK_SET) != 0 |
2593 | || bfd_read (ext_syms, 1, | |
2594 | (symtab_hdr->sh_info | |
2595 | * sizeof (Elf32_External_Sym)), input_bfd) | |
2596 | != (symtab_hdr->sh_info * sizeof (Elf32_External_Sym))) | |
2597 | { | |
5874427f | 2598 | for (i = 0; i < bfd_count; i++) |
77712cf0 JL |
2599 | if (all_local_syms[i]) |
2600 | free (all_local_syms[i]); | |
2601 | free (all_local_syms); | |
24f13b03 ILT |
2602 | free (ext_syms); |
2603 | goto error_return; | |
2604 | } | |
d9ad93bc | 2605 | |
24f13b03 ILT |
2606 | /* Swap the local symbols in. */ |
2607 | isym = local_syms; | |
2608 | esym = ext_syms; | |
2609 | for (i = 0; i < symtab_hdr->sh_info; i++, esym++, isym++) | |
2610 | bfd_elf32_swap_symbol_in (input_bfd, esym, isym); | |
d9ad93bc | 2611 | |
24f13b03 ILT |
2612 | /* Now we can free the external symbols. */ |
2613 | free (ext_syms); | |
d9ad93bc | 2614 | |
24f13b03 | 2615 | if (elf32_hppa_read_symext_info (input_bfd, symtab_hdr, args_hash_table, |
5874427f | 2616 | local_syms) == false) |
24f13b03 | 2617 | { |
5874427f | 2618 | for (i = 0; i < bfd_count; i++) |
77712cf0 JL |
2619 | if (all_local_syms[i]) |
2620 | free (all_local_syms[i]); | |
2621 | free (all_local_syms); | |
24f13b03 ILT |
2622 | goto error_return; |
2623 | } | |
5874427f | 2624 | } |
d9ad93bc | 2625 | |
5874427f JL |
2626 | /* Magic as we know the stub bfd only has one section. */ |
2627 | stub_sec = stub_bfd->sections; | |
2628 | ||
2629 | /* If generating a relocateable output file, then we don't | |
2630 | have to examine the relocs. */ | |
2631 | if (link_info->relocateable) | |
2632 | { | |
2633 | for (i = 0; i < bfd_count; i++) | |
77712cf0 JL |
2634 | if (all_local_syms[i]) |
2635 | free (all_local_syms[i]); | |
2636 | free (all_local_syms); | |
5874427f JL |
2637 | return true; |
2638 | } | |
2639 | ||
2640 | /* Now that we have argument location information for all the global | |
2641 | functions we can start looking for stubs. */ | |
77712cf0 | 2642 | for (input_bfd = link_info->input_bfds, index = 0; |
5874427f | 2643 | input_bfd != NULL; |
77712cf0 | 2644 | input_bfd = input_bfd->link_next, index++) |
5874427f | 2645 | { |
5874427f JL |
2646 | /* We'll need the symbol table in a second. */ |
2647 | symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; | |
2648 | if (symtab_hdr->sh_info == 0) | |
2649 | continue; | |
2650 | ||
77712cf0 | 2651 | local_syms = all_local_syms[index]; |
d9ad93bc | 2652 | |
24f13b03 ILT |
2653 | /* Walk over each section attached to the input bfd. */ |
2654 | for (section = input_bfd->sections; | |
2655 | section != NULL; | |
2656 | section = section->next) | |
2657 | { | |
2658 | Elf_Internal_Shdr *input_rel_hdr; | |
2659 | Elf32_External_Rela *external_relocs, *erelaend, *erela; | |
2660 | Elf_Internal_Rela *internal_relocs, *irelaend, *irela; | |
2661 | ||
2662 | /* If there aren't any relocs, then there's nothing to do. */ | |
2663 | if ((section->flags & SEC_RELOC) == 0 | |
2664 | || section->reloc_count == 0) | |
2665 | continue; | |
2666 | ||
2667 | /* Allocate space for the external relocations. */ | |
2668 | external_relocs | |
cf5138e3 ILT |
2669 | = ((Elf32_External_Rela *) |
2670 | bfd_malloc (section->reloc_count | |
2671 | * sizeof (Elf32_External_Rela))); | |
24f13b03 | 2672 | if (external_relocs == NULL) |
d9ad93bc | 2673 | { |
5874427f | 2674 | for (i = 0; i < bfd_count; i++) |
77712cf0 JL |
2675 | if (all_local_syms[i]) |
2676 | free (all_local_syms[i]); | |
2677 | free (all_local_syms); | |
24f13b03 | 2678 | goto error_return; |
d9ad93bc | 2679 | } |
d9ad93bc | 2680 | |
24f13b03 ILT |
2681 | /* Likewise for the internal relocations. */ |
2682 | internal_relocs | |
cf5138e3 ILT |
2683 | = ((Elf_Internal_Rela *) |
2684 | bfd_malloc (section->reloc_count * sizeof (Elf_Internal_Rela))); | |
24f13b03 ILT |
2685 | if (internal_relocs == NULL) |
2686 | { | |
24f13b03 | 2687 | free (external_relocs); |
5874427f | 2688 | for (i = 0; i < bfd_count; i++) |
77712cf0 JL |
2689 | if (all_local_syms[i]) |
2690 | free (all_local_syms[i]); | |
2691 | free (all_local_syms); | |
24f13b03 ILT |
2692 | goto error_return; |
2693 | } | |
d9ad93bc | 2694 | |
24f13b03 ILT |
2695 | /* Read in the external relocs. */ |
2696 | input_rel_hdr = &elf_section_data (section)->rel_hdr; | |
2697 | if (bfd_seek (input_bfd, input_rel_hdr->sh_offset, SEEK_SET) != 0 | |
2698 | || bfd_read (external_relocs, 1, input_rel_hdr->sh_size, | |
2699 | input_bfd) != input_rel_hdr->sh_size) | |
2700 | { | |
2701 | free (external_relocs); | |
2702 | free (internal_relocs); | |
5874427f | 2703 | for (i = 0; i < bfd_count; i++) |
77712cf0 JL |
2704 | if (all_local_syms[i]) |
2705 | free (all_local_syms[i]); | |
2706 | free (all_local_syms); | |
24f13b03 ILT |
2707 | goto error_return; |
2708 | } | |
d9ad93bc | 2709 | |
24f13b03 ILT |
2710 | /* Swap in the relocs. */ |
2711 | erela = external_relocs; | |
2712 | erelaend = erela + section->reloc_count; | |
2713 | irela = internal_relocs; | |
2714 | for (; erela < erelaend; erela++, irela++) | |
2715 | bfd_elf32_swap_reloca_in (input_bfd, erela, irela); | |
d9ad93bc | 2716 | |
24f13b03 ILT |
2717 | /* We're done with the external relocs, free them. */ |
2718 | free (external_relocs); | |
d9ad93bc | 2719 | |
24f13b03 ILT |
2720 | /* Now examine each relocation. */ |
2721 | irela = internal_relocs; | |
2722 | irelaend = irela + section->reloc_count; | |
2723 | for (; irela < irelaend; irela++) | |
d9ad93bc | 2724 | { |
a9713b91 ILT |
2725 | long r_type, callee_args, caller_args, size_of_stub; |
2726 | unsigned long r_index; | |
24f13b03 ILT |
2727 | struct elf_link_hash_entry *hash; |
2728 | struct elf32_hppa_stub_hash_entry *stub_hash; | |
2729 | struct elf32_hppa_args_hash_entry *args_hash; | |
2730 | Elf_Internal_Sym *sym; | |
2731 | asection *sym_sec; | |
2732 | const char *sym_name; | |
2733 | symvalue sym_value; | |
2734 | bfd_vma location, destination; | |
2735 | char *new_name = NULL; | |
2736 | ||
2737 | r_type = ELF32_R_TYPE (irela->r_info); | |
2738 | r_index = ELF32_R_SYM (irela->r_info); | |
2739 | ||
2740 | if (r_type < 0 || r_type >= (int) R_PARISC_UNIMPLEMENTED) | |
2741 | { | |
2742 | bfd_set_error (bfd_error_bad_value); | |
2743 | free (internal_relocs); | |
5874427f | 2744 | for (i = 0; i < bfd_count; i++) |
77712cf0 JL |
2745 | if (all_local_syms[i]) |
2746 | free (all_local_syms[i]); | |
2747 | free (all_local_syms); | |
24f13b03 ILT |
2748 | goto error_return; |
2749 | } | |
2750 | ||
2751 | /* Only look for stubs on call instructions or plabel | |
2752 | references. */ | |
2753 | if (r_type != R_PARISC_PCREL17F | |
2754 | && r_type != R_PARISC_PLABEL32 | |
2755 | && r_type != R_PARISC_PLABEL21L | |
2756 | && r_type != R_PARISC_PLABEL14R) | |
2757 | continue; | |
2758 | ||
2759 | /* Now determine the call target, its name, value, section | |
2760 | and argument relocation bits. */ | |
2761 | hash = NULL; | |
2762 | sym = NULL; | |
2763 | sym_sec = NULL; | |
2764 | if (r_index < symtab_hdr->sh_info) | |
d9ad93bc | 2765 | { |
24f13b03 ILT |
2766 | /* It's a local symbol. */ |
2767 | Elf_Internal_Shdr *hdr; | |
2768 | ||
2769 | sym = local_syms + r_index; | |
2770 | hdr = elf_elfsections (input_bfd)[sym->st_shndx]; | |
2771 | sym_sec = hdr->bfd_section; | |
ede4eed4 KR |
2772 | sym_name = bfd_elf_string_from_elf_section (input_bfd, |
2773 | symtab_hdr->sh_link, | |
2774 | sym->st_name); | |
24f13b03 ILT |
2775 | sym_value = (ELF_ST_TYPE (sym->st_info) == STT_SECTION |
2776 | ? 0 : sym->st_value); | |
2777 | destination = (sym_value | |
2778 | + sym_sec->output_offset | |
2779 | + sym_sec->output_section->vma); | |
2780 | ||
2781 | /* Tack on an ID so we can uniquely identify this local | |
2782 | symbol in the stub or arg info hash tables. */ | |
cf5138e3 | 2783 | new_name = bfd_malloc (strlen (sym_name) + 10); |
24f13b03 | 2784 | if (new_name == 0) |
d9ad93bc | 2785 | { |
24f13b03 | 2786 | free (internal_relocs); |
5874427f | 2787 | for (i = 0; i < bfd_count; i++) |
77712cf0 JL |
2788 | if (all_local_syms[i]) |
2789 | free (all_local_syms[i]); | |
2790 | free (all_local_syms); | |
24f13b03 | 2791 | goto error_return; |
d9ad93bc | 2792 | } |
24f13b03 ILT |
2793 | sprintf (new_name, "%s_%08x", sym_name, (int)sym_sec); |
2794 | sym_name = new_name; | |
d9ad93bc | 2795 | } |
24f13b03 | 2796 | else |
d9ad93bc | 2797 | { |
24f13b03 ILT |
2798 | /* It's an external symbol. */ |
2799 | long index; | |
2800 | ||
2801 | index = r_index - symtab_hdr->sh_info; | |
2802 | hash = elf_sym_hashes (input_bfd)[index]; | |
31dabb6c JL |
2803 | if (hash->root.type == bfd_link_hash_defined |
2804 | || hash->root.type == bfd_link_hash_defweak) | |
24f13b03 ILT |
2805 | { |
2806 | sym_sec = hash->root.u.def.section; | |
2807 | sym_name = hash->root.root.string; | |
2808 | sym_value = hash->root.u.def.value; | |
2809 | destination = (sym_value | |
2810 | + sym_sec->output_offset | |
2811 | + sym_sec->output_section->vma); | |
2812 | } | |
2813 | else | |
2814 | { | |
2815 | bfd_set_error (bfd_error_bad_value); | |
2816 | free (internal_relocs); | |
5874427f | 2817 | for (i = 0; i < bfd_count; i++) |
77712cf0 JL |
2818 | if (all_local_syms[i]) |
2819 | free (all_local_syms[i]); | |
2820 | free (all_local_syms); | |
24f13b03 ILT |
2821 | goto error_return; |
2822 | } | |
d9ad93bc KR |
2823 | } |
2824 | ||
24f13b03 ILT |
2825 | args_hash = elf32_hppa_args_hash_lookup (args_hash_table, |
2826 | sym_name, false, false); | |
d9ad93bc | 2827 | |
24f13b03 ILT |
2828 | /* Get both caller and callee argument information. */ |
2829 | if (args_hash == NULL) | |
2830 | callee_args = 0; | |
d9ad93bc | 2831 | else |
24f13b03 ILT |
2832 | callee_args = args_hash->arg_bits; |
2833 | ||
2834 | /* For calls get the caller's bits from the addend of | |
2835 | the call relocation. For PLABELS the caller's bits | |
2836 | are assumed to have all args & return values in general | |
2837 | registers (0x155). */ | |
2838 | if (r_type == R_PARISC_PCREL17F) | |
2839 | caller_args = HPPA_R_ARG_RELOC (irela->r_addend); | |
2840 | else | |
2841 | caller_args = 0x155; | |
2842 | ||
2843 | /* Now determine where the call point is. */ | |
2844 | location = (section->output_offset | |
2845 | + section->output_section->vma | |
2846 | + irela->r_offset); | |
2847 | ||
2848 | /* We only care about the destination for PCREL function | |
2849 | calls (eg. we don't care for PLABELS). */ | |
2850 | if (r_type != R_PARISC_PCREL17F) | |
2851 | location = destination; | |
2852 | ||
2853 | /* Determine what (if any) linker stub is needed and its | |
2854 | size (in bytes). */ | |
2855 | size_of_stub = elf32_hppa_size_of_stub (callee_args, | |
2856 | caller_args, | |
2857 | location, | |
2858 | destination, | |
2859 | sym_name); | |
2860 | if (size_of_stub != 0) | |
2861 | { | |
2862 | char *stub_name; | |
2863 | unsigned int len; | |
d9ad93bc | 2864 | |
24f13b03 ILT |
2865 | /* Get the name of this stub. */ |
2866 | len = strlen (sym_name); | |
2867 | len += 23; | |
d9ad93bc | 2868 | |
cf5138e3 | 2869 | stub_name = bfd_malloc (len); |
24f13b03 ILT |
2870 | if (!stub_name) |
2871 | { | |
24f13b03 ILT |
2872 | /* Because sym_name was mallocd above for local |
2873 | symbols. */ | |
2874 | if (r_index < symtab_hdr->sh_info) | |
2875 | free (new_name); | |
d9ad93bc | 2876 | |
24f13b03 | 2877 | free (internal_relocs); |
5874427f | 2878 | for (i = 0; i < bfd_count; i++) |
77712cf0 JL |
2879 | if (all_local_syms[i]) |
2880 | free (all_local_syms[i]); | |
2881 | free (all_local_syms); | |
24f13b03 ILT |
2882 | goto error_return; |
2883 | } | |
2884 | elf32_hppa_name_of_stub (caller_args, callee_args, | |
2885 | location, destination, stub_name); | |
2886 | strcat (stub_name + 22, sym_name); | |
2887 | ||
2888 | /* Because sym_name was malloced above for local symbols. */ | |
2889 | if (r_index < symtab_hdr->sh_info) | |
2890 | free (new_name); | |
2891 | ||
2892 | stub_hash | |
2893 | = elf32_hppa_stub_hash_lookup (stub_hash_table, stub_name, | |
2894 | false, false); | |
2895 | if (stub_hash != NULL) | |
2896 | { | |
2897 | /* The proper stub has already been created, nothing | |
2898 | else to do. */ | |
2899 | free (stub_name); | |
2900 | } | |
2901 | else | |
2902 | { | |
2903 | bfd_set_section_size (stub_bfd, stub_sec, | |
2904 | (bfd_section_size (stub_bfd, | |
2905 | stub_sec) | |
2906 | + size_of_stub)); | |
2907 | ||
2908 | /* Enter this entry into the linker stub hash table. */ | |
2909 | stub_hash | |
2910 | = elf32_hppa_stub_hash_lookup (stub_hash_table, | |
2911 | stub_name, true, true); | |
2912 | if (stub_hash == NULL) | |
2913 | { | |
24f13b03 ILT |
2914 | free (stub_name); |
2915 | free (internal_relocs); | |
5874427f | 2916 | for (i = 0; i < bfd_count; i++) |
77712cf0 JL |
2917 | if (all_local_syms[i]) |
2918 | free (all_local_syms[i]); | |
2919 | free (all_local_syms); | |
24f13b03 ILT |
2920 | goto error_return; |
2921 | } | |
d9ad93bc | 2922 | |
24f13b03 ILT |
2923 | /* We'll need these to determine the address that the |
2924 | stub will branch to. */ | |
2925 | stub_hash->target_value = sym_value; | |
2926 | stub_hash->target_section = sym_sec; | |
2927 | } | |
2928 | free (stub_name); | |
2929 | } | |
2930 | } | |
2931 | /* We're done with the internal relocs, free them. */ | |
2932 | free (internal_relocs); | |
2933 | } | |
7218bb04 | 2934 | } |
77712cf0 JL |
2935 | /* We're done with the local symbols, free them. */ |
2936 | for (i = 0; i < bfd_count; i++) | |
2937 | if (all_local_syms[i]) | |
2938 | free (all_local_syms[i]); | |
2939 | free (all_local_syms); | |
24f13b03 | 2940 | return true; |
7218bb04 | 2941 | |
24f13b03 ILT |
2942 | error_return: |
2943 | /* Return gracefully, avoiding dangling references to the hash tables. */ | |
2944 | if (stub_hash_table) | |
d9ad93bc | 2945 | { |
24f13b03 ILT |
2946 | elf32_hppa_hash_table(link_info)->stub_hash_table = NULL; |
2947 | free (stub_hash_table); | |
d9ad93bc | 2948 | } |
24f13b03 | 2949 | if (args_hash_table) |
7218bb04 | 2950 | { |
24f13b03 ILT |
2951 | elf32_hppa_hash_table(link_info)->args_hash_table = NULL; |
2952 | free (args_hash_table); | |
7218bb04 | 2953 | } |
9fe4fade JL |
2954 | /* Set the size of the stub section to zero since we're never going |
2955 | to create them. Avoids losing when we try to get its contents | |
2956 | too. */ | |
2957 | bfd_set_section_size (stub_bfd, stub_sec, 0); | |
d9ad93bc | 2958 | return false; |
8ddd7ab3 | 2959 | } |
4c85cbfa | 2960 | |
24f13b03 ILT |
2961 | /* Misc BFD support code. */ |
2962 | #define bfd_elf32_bfd_reloc_type_lookup elf_hppa_reloc_type_lookup | |
50ede03d | 2963 | #define bfd_elf32_bfd_is_local_label_name hppa_elf_is_local_label_name |
d9ad93bc | 2964 | |
24f13b03 ILT |
2965 | /* Symbol extension stuff. */ |
2966 | #define bfd_elf32_set_section_contents elf32_hppa_set_section_contents | |
0a7b8735 | 2967 | #define elf_info_to_howto elf32_hppa_info_to_howto |
24f13b03 ILT |
2968 | #define elf_backend_symbol_table_processing \ |
2969 | elf32_hppa_backend_symbol_table_processing | |
459ae909 JL |
2970 | #define elf_backend_begin_write_processing \ |
2971 | elf32_hppa_backend_begin_write_processing | |
2972 | #define elf_backend_final_write_processing \ | |
2973 | elf32_hppa_backend_final_write_processing | |
e08b9ad7 | 2974 | |
24f13b03 ILT |
2975 | /* Stuff for the BFD linker. */ |
2976 | #define elf_backend_relocate_section elf32_hppa_relocate_section | |
2977 | #define elf_backend_add_symbol_hook elf32_hppa_add_symbol_hook | |
2978 | #define elf_backend_link_output_symbol_hook \ | |
2979 | elf32_hppa_link_output_symbol_hook | |
2980 | #define bfd_elf32_bfd_link_hash_table_create \ | |
2981 | elf32_hppa_link_hash_table_create | |
2982 | ||
e8f2240a | 2983 | #define TARGET_BIG_SYM bfd_elf32_hppa_vec |
8ddd7ab3 KR |
2984 | #define TARGET_BIG_NAME "elf32-hppa" |
2985 | #define ELF_ARCH bfd_arch_hppa | |
459ae909 | 2986 | #define ELF_MACHINE_CODE EM_PARISC |
3a70b01d | 2987 | #define ELF_MAXPAGESIZE 0x1000 |
8ddd7ab3 KR |
2988 | |
2989 | #include "elf32-target.h" |