* elf-hppa.h (elf_hppa_final_link_relocate): Handle PCREL* relocs.
[deliverable/binutils-gdb.git] / bfd / elf-hppa.h
1 /* Common code for PA ELF implementations.
2 Copyright (C) 1999 Free Software Foundation, Inc.
3
4 This file is part of BFD, the Binary File Descriptor library.
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
19
20 #define ELF_HOWTO_TABLE_SIZE R_PARISC_UNIMPLEMENTED + 1
21
22 /* This file is included by multiple PA ELF BFD backends with different
23 sizes.
24
25 Most of the routines are written to be size independent, but sometimes
26 external constraints require 32 or 64 bit specific code. We remap
27 the definitions/functions as necessary here. */
28 #if ARCH_SIZE == 64
29 #define ELF_R_TYPE(X) ELF64_R_TYPE(X)
30 #define ELF_R_SYM(X) ELF64_R_SYM(X)
31 #define _bfd_elf_hppa_gen_reloc_type _bfd_elf64_hppa_gen_reloc_type
32 #define elf_hppa_relocate_section elf64_hppa_relocate_section
33 #define bfd_elf_bfd_final_link bfd_elf64_bfd_final_link
34 #define elf_hppa_final_link elf64_hppa_final_link
35 #endif
36 #if ARCH_SIZE == 32
37 #define ELF_R_TYPE(X) ELF32_R_TYPE(X)
38 #define ELF_R_SYM(X) ELF32_R_SYM(X)
39 #define _bfd_elf_hppa_gen_reloc_type _bfd_elf32_hppa_gen_reloc_type
40 #define elf_hppa_relocate_section elf32_hppa_relocate_section
41 #define bfd_elf_bfd_final_link bfd_elf32_bfd_final_link
42 #define elf_hppa_final_link elf32_hppa_final_link
43 #endif
44
45 static boolean
46 elf_hppa_relocate_section
47 PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *,
48 bfd_byte *, Elf_Internal_Rela *, Elf_Internal_Sym *, asection **));
49
50 static bfd_reloc_status_type elf_hppa_final_link_relocate
51 PARAMS ((Elf_Internal_Rela *, bfd *, bfd *, asection *,
52 bfd_byte *, bfd_vma, struct bfd_link_info *,
53 asection *, struct elf_link_hash_entry *,
54 struct elf64_hppa_dyn_hash_entry *));
55
56 static unsigned long elf_hppa_relocate_insn
57 PARAMS ((unsigned long, long, unsigned long));
58
59 static boolean elf_hppa_add_symbol_hook
60 PARAMS ((bfd *, struct bfd_link_info *, const Elf_Internal_Sym *,
61 const char **, flagword *, asection **, bfd_vma *));
62
63 static boolean elf_hppa_final_link
64 PARAMS ((bfd *, struct bfd_link_info *));
65
66 /* ELF/PA relocation howto entries. */
67
68 static reloc_howto_type elf_hppa_howto_table[ELF_HOWTO_TABLE_SIZE] =
69 {
70 {R_PARISC_NONE, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_NONE"},
71
72 /* The values in DIR32 are to placate the check in
73 _bfd_stab_section_find_nearest_line. */
74 {R_PARISC_DIR32, 0, 2, 32, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR32", false, 0, 0xffffffff, false},
75 {R_PARISC_DIR21L, 0, 0, 21, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR21L"},
76 {R_PARISC_DIR17R, 0, 0, 17, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR17R"},
77 {R_PARISC_DIR17F, 0, 0, 17, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR17F"},
78 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
79 {R_PARISC_DIR14R, 0, 0, 14, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR14R"},
80 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
81 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
82 {R_PARISC_PCREL32, 0, 0, 32, true, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL32"},
83
84 {R_PARISC_PCREL21L, 0, 0, 21, true, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL21L"},
85 {R_PARISC_PCREL17R, 0, 0, 17, true, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL17R"},
86 {R_PARISC_PCREL17F, 0, 0, 17, true, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL17F"},
87 {R_PARISC_PCREL17C, 0, 0, 17, true, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL17C"},
88 {R_PARISC_PCREL14R, 0, 0, 14, true, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL14R"},
89 {R_PARISC_PCREL14F, 0, 0, 14, true, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL14F"},
90 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
91 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
92 {R_PARISC_DPREL21L, 0, 0, 21, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DPREL21L"},
93 {R_PARISC_DPREL14WR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DPREL14WR"},
94
95 {R_PARISC_DPREL14DR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DPREL14DR"},
96 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
97 {R_PARISC_DPREL14R, 0, 0, 14, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DPREL14R"},
98 {R_PARISC_DPREL14F, 0, 0, 14, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DPREL14F"},
99 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
100 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
101 {R_PARISC_DLTREL21L, 0, 0, 21, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DLTREL21L"},
102 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
103 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
104 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
105
106 {R_PARISC_DLTREL14R, 0, 0, 14, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DLTREL14R"},
107 {R_PARISC_DLTREL14F, 0, 0, 14, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DLTREL14F"},
108 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
109 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
110 {R_PARISC_DLTIND21L, 0, 0, 21, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DLTIND21L"},
111 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
112 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
113 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
114 {R_PARISC_DLTIND14R, 0, 0, 14, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DLTIND14R"},
115 {R_PARISC_DLTIND14F, 0, 0, 14, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DLTIND14F"},
116
117 {R_PARISC_SETBASE, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_SETBASE"},
118 {R_PARISC_SECREL32, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_SECREL32"},
119 {R_PARISC_BASEREL21L, 0, 0, 21, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_BASEREL21L"},
120 {R_PARISC_BASEREL17R, 0, 0, 17, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_BASEREL17R"},
121 {R_PARISC_BASEREL17F, 0, 0, 17, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_BASEREL17F"},
122 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
123 {R_PARISC_BASEREL14R, 0, 0, 14, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_BASEREL14R"},
124 {R_PARISC_BASEREL14F, 0, 0, 14, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_BASEREL14F"},
125 {R_PARISC_SEGBASE, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_SEGBASE"},
126 {R_PARISC_SEGREL32, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_SEGREL32"},
127
128 {R_PARISC_PLTOFF21L, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PLTOFF21L"},
129 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
130 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
131 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
132 {R_PARISC_PLTOFF14R, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PLTOFF14R"},
133 {R_PARISC_PLTOFF14F, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PLTOFF14F"},
134 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
135 {R_PARISC_LTOFF_FPTR32, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_FPTR32"},
136 {R_PARISC_LTOFF_FPTR21L, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_FPTR21L"},
137 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
138
139 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
140 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
141 {R_PARISC_LTOFF_FPTR14R, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_FPTR14R"},
142 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
143 {R_PARISC_FPTR64, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_FPTR64"},
144 {R_PARISC_PLABEL32, 0, 0, 32, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PLABEL32"},
145 {R_PARISC_PLABEL21L, 0, 0, 21, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PLABEL21L"},
146 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
147 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
148 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
149
150 {R_PARISC_PLABEL14R, 0, 0, 14, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PLABEL14R"},
151 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
152 {R_PARISC_PCREL64, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL64"},
153 {R_PARISC_PCREL22C, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL22C"},
154 {R_PARISC_PCREL22F, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL22F"},
155 {R_PARISC_PCREL14WR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL14WR"},
156 {R_PARISC_PCREL14DR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL14DR"},
157 {R_PARISC_PCREL16F, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL16F"},
158 {R_PARISC_PCREL16WF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL16WF"},
159 {R_PARISC_PCREL16DF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PCREL16DF"},
160
161 {R_PARISC_DIR64, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR64"},
162 {R_PARISC_DIR64WR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR64WR"},
163 {R_PARISC_DIR64DR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR64DR"},
164 {R_PARISC_DIR14WR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR14WR"},
165 {R_PARISC_DIR14DR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR14DR"},
166 {R_PARISC_DIR16F, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR16F"},
167 {R_PARISC_DIR16WF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR16WF"},
168 {R_PARISC_DIR16DF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DIR16DF"},
169 {R_PARISC_GPREL64, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_GPREL64"},
170 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
171
172 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
173 {R_PARISC_DLTREL14WR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DLTREL14WR"},
174 {R_PARISC_DLTREL14DR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DLTREL14DR"},
175 {R_PARISC_GPREL16F, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_GPREL16F"},
176 {R_PARISC_GPREL16WF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_GPREL16WF"},
177 {R_PARISC_GPREL16DF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_GPREL16DF"},
178 {R_PARISC_LTOFF64, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF64"},
179 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
180 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
181 {R_PARISC_DLTIND14WR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DLTIND14WR"},
182
183 {R_PARISC_DLTIND14DR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_DLTIND14DR"},
184 {R_PARISC_LTOFF16F, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF16F"},
185 {R_PARISC_LTOFF16DF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF16DF"},
186 {R_PARISC_SECREL64, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_SECREL64"},
187 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
188 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
189 {R_PARISC_BASEREL14WR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_BSEREL14WR"},
190 {R_PARISC_BASEREL14DR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_BASEREL14DR"},
191 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
192 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
193
194 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
195 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
196 {R_PARISC_SEGREL64, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_SEGREL64"},
197 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
198 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
199 {R_PARISC_PLTOFF14WR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PLTOFF14WR"},
200 {R_PARISC_PLTOFF14DR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PLTOFF14DR"},
201 {R_PARISC_PLTOFF16F, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PLTOFF16F"},
202 {R_PARISC_PLTOFF16WF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PLTOFF16WF"},
203 {R_PARISC_PLTOFF16DF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_PLTOFF16DF"},
204
205 {R_PARISC_LTOFF_FPTR64, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
206 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
207 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
208 {R_PARISC_LTOFF_FPTR14WR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_FPTR14WR"},
209 {R_PARISC_LTOFF_FPTR14DR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_FPTR14DR"},
210 {R_PARISC_LTOFF_FPTR16F, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_FPTR16F"},
211 {R_PARISC_LTOFF_FPTR16WF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_FPTR16WF"},
212 {R_PARISC_LTOFF_FPTR16DF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
213 {R_PARISC_COPY, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_COPY"},
214 {R_PARISC_IPLT, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_IPLT"},
215
216 {R_PARISC_EPLT, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_EPLT"},
217 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
218 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
219 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
220 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
221 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
222 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
223 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
224 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
225 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
226
227 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
228 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
229 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
230 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
231 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
232 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
233 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
234 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
235 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
236 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
237
238 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
239 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
240 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
241 {R_PARISC_TPREL32, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_TPREL32"},
242 {R_PARISC_TPREL21L, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_TPREL21L"},
243 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
244 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
245 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
246 {R_PARISC_TPREL14R, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_TPREL14R"},
247 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
248
249 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
250 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
251 {R_PARISC_LTOFF_TP21L, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_TP21L"},
252 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
253 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
254 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
255 {R_PARISC_LTOFF_TP14R, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
256 {R_PARISC_LTOFF_TP14F, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_TP14F"},
257 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
258 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
259
260 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
261 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
262 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
263 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
264 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
265 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
266 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
267 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
268 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
269 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
270
271 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
272 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
273 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
274 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
275 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
276 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
277 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
278 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
279 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
280 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
281
282 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
283 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
284 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
285 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
286 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
287 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
288 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
289 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
290 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
291 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
292
293 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
294 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
295 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
296 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
297 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
298 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
299 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
300 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
301 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
302 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
303
304 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
305 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
306 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_UNIMPLEMENTED"},
307 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
308 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
309 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
310 {R_PARISC_TPREL64, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_TPREL64"},
311 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
312 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
313 {R_PARISC_TPREL14WR, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_TPREL14WR"},
314
315 {R_PARISC_TPREL14DR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_TPREL14DR"},
316 {R_PARISC_TPREL16F, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_TPREL16F"},
317 {R_PARISC_TPREL16WF, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_TPREL16WF"},
318 {R_PARISC_TPREL16DF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_TPREL16DF"},
319 {R_PARISC_LTOFF_TP64, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_TP64"},
320 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
321 {R_PARISC_UNIMPLEMENTED, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_UNIMPLEMENTED"},
322 {R_PARISC_LTOFF_TP14WR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_TP14WR"},
323 {R_PARISC_LTOFF_TP14DR, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_TP14DR"},
324 {R_PARISC_LTOFF_TP16F, 0, 0, 0, false, 0, complain_overflow_dont, NULL, "R_PARISC_LTOFF_TP16F"},
325
326 {R_PARISC_LTOFF_TP16WF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_TP16WF"},
327 {R_PARISC_LTOFF_TP16DF, 0, 0, 0, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_PARISC_LTOFF_TP16DF"},
328 };
329
330 #define OFFSET_14R_FROM_21L 4
331 #define OFFSET_14F_FROM_21L 5
332
333 /* Return one (or more) BFD relocations which implement the base
334 relocation with modifications based on format and field. */
335
336 elf_hppa_reloc_type **
337 _bfd_elf_hppa_gen_reloc_type (abfd, base_type, format, field, ignore, sym)
338 bfd *abfd;
339 elf_hppa_reloc_type base_type;
340 int format;
341 int field;
342 int ignore;
343 asymbol *sym;
344 {
345 elf_hppa_reloc_type *finaltype;
346 elf_hppa_reloc_type **final_types;
347
348 /* Allocate slots for the BFD relocation. */
349 final_types = ((elf_hppa_reloc_type **)
350 bfd_alloc (abfd, sizeof (elf_hppa_reloc_type *) * 2));
351 if (final_types == NULL)
352 return NULL;
353
354 /* Allocate space for the relocation itself. */
355 finaltype = ((elf_hppa_reloc_type *)
356 bfd_alloc (abfd, sizeof (elf_hppa_reloc_type)));
357 if (finaltype == NULL)
358 return NULL;
359
360 /* Some reasonable defaults. */
361 final_types[0] = finaltype;
362 final_types[1] = NULL;
363
364 #define final_type finaltype[0]
365
366 final_type = base_type;
367
368 /* Just a tangle of nested switch statements to deal with the braindamage
369 that a different field selector means a completely different relocation
370 for PA ELF. */
371 switch (base_type)
372 {
373 /* We have been using generic relocation types. However, that may not
374 really make sense. Anyway, we need to support both R_PARISC_DIR64
375 and R_PARISC_DIR32 here. */
376 case R_PARISC_DIR32:
377 case R_PARISC_DIR64:
378 case R_HPPA_ABS_CALL:
379 switch (format)
380 {
381 case 14:
382 switch (field)
383 {
384 case e_rsel:
385 case e_rrsel:
386 final_type = R_PARISC_DIR14R;
387 break;
388 case e_rtsel:
389 final_type = R_PARISC_DLTIND14R;
390 break;
391 case e_rtpsel:
392 final_type = R_PARISC_LTOFF_FPTR14DR;
393 break;
394 case e_tsel:
395 final_type = R_PARISC_DLTIND14F;
396 break;
397 case e_rpsel:
398 final_type = R_PARISC_PLABEL14R;
399 break;
400 default:
401 return NULL;
402 }
403 break;
404
405 case 17:
406 switch (field)
407 {
408 case e_fsel:
409 final_type = R_PARISC_DIR17F;
410 break;
411 case e_rsel:
412 case e_rrsel:
413 final_type = R_PARISC_DIR17R;
414 break;
415 default:
416 return NULL;
417 }
418 break;
419
420 case 21:
421 switch (field)
422 {
423 case e_lsel:
424 case e_lrsel:
425 final_type = R_PARISC_DIR21L;
426 break;
427 case e_ltsel:
428 final_type = R_PARISC_DLTIND21L;
429 break;
430 case e_ltpsel:
431 final_type = R_PARISC_LTOFF_FPTR21L;
432 break;
433 case e_lpsel:
434 final_type = R_PARISC_PLABEL21L;
435 break;
436 default:
437 return NULL;
438 }
439 break;
440
441 case 32:
442 switch (field)
443 {
444 case e_fsel:
445 final_type = R_PARISC_DIR32;
446 /* When in 64bit mode, a 32bit relocation is supposed to
447 be a section relative relocation. Dwarf2 (for example)
448 uses 32bit section relative relocations. */
449 if (bfd_get_arch_info (abfd)->bits_per_address != 32)
450 final_type = R_PARISC_SECREL32;
451 break;
452 case e_psel:
453 final_type = R_PARISC_PLABEL32;
454 break;
455 default:
456 return NULL;
457 }
458 break;
459
460 case 64:
461 switch (field)
462 {
463 case e_fsel:
464 final_type = R_PARISC_DIR64;
465 break;
466 case e_psel:
467 final_type = R_PARISC_FPTR64;
468 break;
469 default:
470 return NULL;
471 }
472 break;
473
474 default:
475 return NULL;
476 }
477 break;
478
479
480 case R_HPPA_GOTOFF:
481 switch (format)
482 {
483 case 14:
484 switch (field)
485 {
486 case e_rsel:
487 case e_rrsel:
488 final_type = base_type + OFFSET_14R_FROM_21L;
489 break;
490 case e_fsel:
491 final_type = base_type + OFFSET_14F_FROM_21L;
492 break;
493 default:
494 return NULL;
495 }
496 break;
497
498 case 21:
499 switch (field)
500 {
501 case e_lrsel:
502 case e_lsel:
503 final_type = base_type;
504 break;
505 default:
506 return NULL;
507 }
508 break;
509
510 default:
511 return NULL;
512 }
513 break;
514
515
516 case R_HPPA_PCREL_CALL:
517 switch (format)
518 {
519 case 14:
520 switch (field)
521 {
522 case e_rsel:
523 case e_rrsel:
524 final_type = R_PARISC_PCREL14R;
525 break;
526 case e_fsel:
527 final_type = R_PARISC_PCREL14F;
528 break;
529 default:
530 return NULL;
531 }
532 break;
533
534 case 17:
535 switch (field)
536 {
537 case e_rsel:
538 case e_rrsel:
539 final_type = R_PARISC_PCREL17R;
540 break;
541 case e_fsel:
542 final_type = R_PARISC_PCREL17F;
543 break;
544 default:
545 return NULL;
546 }
547 break;
548
549 case 22:
550 switch (field)
551 {
552 case e_fsel:
553 final_type = R_PARISC_PCREL22F;
554 break;
555 default:
556 return NULL;
557 }
558 break;
559
560 case 21:
561 switch (field)
562 {
563 case e_lsel:
564 case e_lrsel:
565 final_type = R_PARISC_PCREL21L;
566 break;
567 default:
568 return NULL;
569 }
570 break;
571
572 default:
573 return NULL;
574 }
575 break;
576
577 case R_PARISC_SEGREL32:
578 case R_PARISC_SEGBASE:
579 /* The defaults are fine for these cases. */
580 break;
581
582 default:
583 return NULL;
584 }
585
586 return final_types;
587 }
588
589 /* Translate from an elf into field into a howto relocation pointer. */
590
591 static void
592 elf_hppa_info_to_howto (abfd, bfd_reloc, elf_reloc)
593 bfd *abfd;
594 arelent *bfd_reloc;
595 Elf_Internal_Rela *elf_reloc;
596 {
597 BFD_ASSERT (ELF_R_TYPE(elf_reloc->r_info)
598 < (unsigned int) R_PARISC_UNIMPLEMENTED);
599 bfd_reloc->howto = &elf_hppa_howto_table[ELF_R_TYPE (elf_reloc->r_info)];
600 }
601
602 /* Translate from an elf into field into a howto relocation pointer. */
603
604 static void
605 elf_hppa_info_to_howto_rel (abfd, bfd_reloc, elf_reloc)
606 bfd *abfd;
607 arelent *bfd_reloc;
608 Elf_Internal_Rel *elf_reloc;
609 {
610 BFD_ASSERT (ELF_R_TYPE(elf_reloc->r_info)
611 < (unsigned int) R_PARISC_UNIMPLEMENTED);
612 bfd_reloc->howto = &elf_hppa_howto_table[ELF_R_TYPE (elf_reloc->r_info)];
613 }
614
615 /* Return the address of the howto table entry to perform the CODE
616 relocation for an ARCH machine. */
617
618 static reloc_howto_type *
619 elf_hppa_reloc_type_lookup (abfd, code)
620 bfd *abfd;
621 bfd_reloc_code_real_type code;
622 {
623 if ((int) code < (int) R_PARISC_UNIMPLEMENTED)
624 {
625 BFD_ASSERT ((int) elf_hppa_howto_table[(int) code].type == (int) code);
626 return &elf_hppa_howto_table[(int) code];
627 }
628 return NULL;
629 }
630
631 static void
632 elf_hppa_final_write_processing (abfd, linker)
633 bfd *abfd;
634 boolean linker;
635 {
636 int mach = bfd_get_mach (abfd);
637
638 elf_elfheader (abfd)->e_flags &= ~(EF_PARISC_ARCH | EF_PARISC_TRAPNIL
639 | EF_PARISC_EXT | EF_PARISC_LSB
640 | EF_PARISC_WIDE | EF_PARISC_NO_KABP
641 | EF_PARISC_LAZYSWAP);
642
643 if (mach == 10)
644 elf_elfheader (abfd)->e_flags |= EFA_PARISC_1_0;
645 else if (mach == 11)
646 elf_elfheader (abfd)->e_flags |= EFA_PARISC_1_1;
647 else if (mach == 20)
648 elf_elfheader (abfd)->e_flags |= EFA_PARISC_2_0;
649 else if (mach == 25)
650 elf_elfheader (abfd)->e_flags |= EF_PARISC_WIDE | EFA_PARISC_2_0;
651 }
652
653 /* Return true if SYM represents a local label symbol. */
654
655 static boolean
656 elf_hppa_is_local_label_name (abfd, name)
657 bfd *abfd ATTRIBUTE_UNUSED;
658 const char *name;
659 {
660 return (name[0] == 'L' && name[1] == '$');
661 }
662
663 /* Set the correct type for an ELF section. We do this by the
664 section name, which is a hack, but ought to work. */
665
666 static boolean
667 elf_hppa_fake_sections (abfd, hdr, sec)
668 bfd *abfd;
669 Elf64_Internal_Shdr *hdr;
670 asection *sec;
671 {
672 register const char *name;
673
674 name = bfd_get_section_name (abfd, sec);
675
676 if (strcmp (name, ".PARISC.unwind") == 0)
677 {
678 int indx;
679 asection *sec;
680 hdr->sh_type = SHT_LOPROC + 1;
681 /* ?!? How are unwinds supposed to work for symbols in arbitrary
682 sections? Or what if we have multiple .text sections in a single
683 .o file? HP really messed up on this one.
684
685 Ugh. We can not use elf_section_data (sec)->this_idx at this
686 point because it is not initialized yet.
687
688 So we (gasp) recompute it here. Hopefully nobody ever changes the
689 way sections are numbered in elf.c! */
690 for (sec = abfd->sections, indx = 1; sec; sec = sec->next, indx++)
691 {
692 if (sec->name && strcmp (sec->name, ".text") == 0)
693 {
694 hdr->sh_info = indx;
695 break;
696 }
697 }
698
699 /* I have no idea if this is really necessary or what it means. */
700 hdr->sh_entsize = 4;
701 }
702 return true;
703 }
704
705 /* Hook called by the linker routine which adds symbols from an object
706 file. HP's libraries define symbols with HP specific section
707 indices, which we have to handle. */
708
709 static boolean
710 elf_hppa_add_symbol_hook (abfd, info, sym, namep, flagsp, secp, valp)
711 bfd *abfd;
712 struct bfd_link_info *info ATTRIBUTE_UNUSED;
713 const Elf_Internal_Sym *sym;
714 const char **namep ATTRIBUTE_UNUSED;
715 flagword *flagsp ATTRIBUTE_UNUSED;
716 asection **secp;
717 bfd_vma *valp;
718 {
719 int index = sym->st_shndx;
720
721 switch (index)
722 {
723 case SHN_PARISC_ANSI_COMMON:
724 *secp = bfd_make_section_old_way (abfd, ".PARISC.ansi.common");
725 (*secp)->flags |= SEC_IS_COMMON;
726 *valp = sym->st_size;
727 break;
728
729 case SHN_PARISC_HUGE_COMMON:
730 *secp = bfd_make_section_old_way (abfd, ".PARISC.huge.common");
731 (*secp)->flags |= SEC_IS_COMMON;
732 *valp = sym->st_size;
733 break;
734 }
735
736 return true;
737 }
738
739 /* Called after we have seen all the input files/sections, but before
740 final symbol resolution and section placement has been determined.
741
742 We use this hook to (possibly) provide a value for __gp, then we
743 fall back to the generic ELF final link routine. */
744
745 static boolean
746 elf_hppa_final_link (abfd, info)
747 bfd *abfd;
748 struct bfd_link_info *info;
749 {
750 /* Make sure we've got ourselves a suitable __gp value. */
751 if (!info->relocateable)
752 {
753 bfd_vma min_short_vma = (bfd_vma) -1, max_short_vma = 0;
754 struct elf_link_hash_entry *gp;
755 bfd_vma gp_val = 0;
756 asection *os;
757
758 /* Find the .opd section. __gp's value should be the same as
759 the start of .PARISC.global section. */
760 for (os = abfd->sections; os ; os = os->next)
761 {
762 bfd_vma lo, hi;
763
764 /* This would be cleaner if we marked sections with an attribute
765 indicating they are short sections. */
766 if (strcmp (os->name, ".PARISC.global") == 0)
767 break;
768 }
769
770 BFD_ASSERT (os != NULL)
771
772 gp_val = (os->output_section->vma + os->output_offset);
773
774 gp = elf_link_hash_lookup (elf_hash_table (info), "__gp", true,
775 true, false);
776 gp->root.type = bfd_link_hash_defined;
777 gp->root.u.def.section = os;
778 gp->root.u.def.value = 0;
779 _bfd_set_gp_value (abfd, gp_val);
780 }
781
782 /* Invoke the regular ELF backend linker to do all the work. */
783 return bfd_elf_bfd_final_link (abfd, info);
784 }
785
786 /* Relocate an HPPA ELF section. */
787
788 static boolean
789 elf_hppa_relocate_section (output_bfd, info, input_bfd, input_section,
790 contents, relocs, local_syms, local_sections)
791 bfd *output_bfd;
792 struct bfd_link_info *info;
793 bfd *input_bfd;
794 asection *input_section;
795 bfd_byte *contents;
796 Elf_Internal_Rela *relocs;
797 Elf_Internal_Sym *local_syms;
798 asection **local_sections;
799 {
800 Elf_Internal_Shdr *symtab_hdr;
801 Elf_Internal_Rela *rel;
802 Elf_Internal_Rela *relend;
803 struct elf64_hppa_link_hash_table *hppa_info = elf64_hppa_hash_table (info);
804
805 symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
806
807 rel = relocs;
808 relend = relocs + input_section->reloc_count;
809 for (; rel < relend; rel++)
810 {
811 int r_type;
812 reloc_howto_type *howto;
813 unsigned long r_symndx;
814 struct elf_link_hash_entry *h;
815 Elf_Internal_Sym *sym;
816 asection *sym_sec;
817 bfd_vma relocation;
818 bfd_reloc_status_type r;
819 const char *sym_name;
820 char *dyn_name;
821 char *dynh_buf = NULL;
822 size_t dynh_buflen = 0;
823 struct elf64_hppa_dyn_hash_entry *dyn_h = NULL;
824
825 r_type = ELF_R_TYPE (rel->r_info);
826 if (r_type < 0 || r_type >= (int) R_PARISC_UNIMPLEMENTED)
827 {
828 bfd_set_error (bfd_error_bad_value);
829 return false;
830 }
831
832 r_symndx = ELF_R_SYM (rel->r_info);
833
834 if (info->relocateable)
835 {
836 /* This is a relocateable link. We don't have to change
837 anything, unless the reloc is against a section symbol,
838 in which case we have to adjust according to where the
839 section symbol winds up in the output section. */
840 if (r_symndx < symtab_hdr->sh_info)
841 {
842 sym = local_syms + r_symndx;
843 if (ELF_ST_TYPE (sym->st_info) == STT_SECTION)
844 {
845 sym_sec = local_sections[r_symndx];
846 rel->r_addend += sym_sec->output_offset;
847 }
848 }
849
850 continue;
851 }
852
853 /* This is a final link. */
854 h = NULL;
855 sym = NULL;
856 sym_sec = NULL;
857 if (r_symndx < symtab_hdr->sh_info)
858 {
859 /* This is a local symbol. */
860 sym = local_syms + r_symndx;
861 sym_sec = local_sections[r_symndx];
862 relocation = ((ELF_ST_TYPE (sym->st_info) == STT_SECTION
863 ? 0 : sym->st_value)
864 + sym_sec->output_offset
865 + sym_sec->output_section->vma);
866
867 /* If this symbol has an entry in the PA64 dynamic hash
868 table, then get it. */
869 dyn_name = get_dyn_name (input_bfd, h, rel,
870 &dynh_buf, &dynh_buflen);
871 dyn_h = elf64_hppa_dyn_hash_lookup (&hppa_info->dyn_hash_table,
872 dyn_name, false, false);
873
874 }
875 else
876 {
877 /* This is not a local symbol. */
878 long indx;
879
880 indx = r_symndx - symtab_hdr->sh_info;
881 h = elf_sym_hashes (input_bfd)[indx];
882 while (h->root.type == bfd_link_hash_indirect
883 || h->root.type == bfd_link_hash_warning)
884 h = (struct elf_link_hash_entry *) h->root.u.i.link;
885 if (h->root.type == bfd_link_hash_defined
886 || h->root.type == bfd_link_hash_defweak)
887 {
888 sym_sec = h->root.u.def.section;
889
890
891 /* If this symbol has an entry in the PA64 dynamic hash
892 table, then get it. */
893 dyn_name = get_dyn_name (input_bfd, h, rel,
894 &dynh_buf, &dynh_buflen);
895 dyn_h = elf64_hppa_dyn_hash_lookup (&hppa_info->dyn_hash_table,
896 dyn_name, false, false);
897
898 /* If we have a relocation against a symbol defined in a
899 shared library and we have not created an entry in the
900 PA64 dynamic symbol hash table for it, then we lose. */
901 if (sym_sec->output_section == NULL && dyn_h == NULL)
902 {
903 (*_bfd_error_handler)
904 (_("%s: warning: unresolvable relocation against symbol `%s' from %s section"),
905 bfd_get_filename (input_bfd), h->root.root.string,
906 bfd_get_section_name (input_bfd, input_section));
907 relocation = 0;
908 }
909 else if (sym_sec->output_section)
910 relocation = (h->root.u.def.value
911 + sym_sec->output_offset
912 + sym_sec->output_section->vma);
913 /* Value will be provided via one of the offsets in the
914 dyn_h hash table entry. */
915 else
916 relocation = 0;
917 }
918 else if (h->root.type == bfd_link_hash_undefweak)
919 relocation = 0;
920 else
921 {
922 if (!((*info->callbacks->undefined_symbol)
923 (info, h->root.root.string, input_bfd,
924 input_section, rel->r_offset)))
925 return false;
926 break;
927 }
928 }
929
930 if (h != NULL)
931 sym_name = h->root.root.string;
932 else
933 {
934 sym_name = bfd_elf_string_from_elf_section (input_bfd,
935 symtab_hdr->sh_link,
936 sym->st_name);
937 if (sym_name == NULL)
938 return false;
939 if (*sym_name == '\0')
940 sym_name = bfd_section_name (input_bfd, sym_sec);
941 }
942
943 r = elf_hppa_final_link_relocate (rel, input_bfd, output_bfd,
944 input_section, contents,
945 relocation, info, sym_sec,
946 h, dyn_h);
947
948 if (r != bfd_reloc_ok)
949 {
950 switch (r)
951 {
952 default:
953 abort ();
954 case bfd_reloc_overflow:
955 {
956 if (!((*info->callbacks->reloc_overflow)
957 (info, sym_name, howto->name, (bfd_vma) 0,
958 input_bfd, input_section, rel->r_offset)))
959 return false;
960 }
961 break;
962 }
963 }
964 }
965 return true;
966 }
967
968
969 /* Compute the value for a relocation (REL) during a final link stage,
970 then insert the value into the proper location in CONTENTS.
971
972 VALUE is a tentative value for the relocation and may be overridden
973 and modified here based on the specific relocation to be performed.
974
975 For example we do conversions for PC-relative branches in this routine
976 or redirection of calls to external routines to stubs.
977
978 The work of actually applying the relocation is left to a helper
979 routine in an attempt to reduce the complexity and size of this
980 function. */
981
982 static bfd_reloc_status_type
983 elf_hppa_final_link_relocate (rel, input_bfd, output_bfd,
984 input_section, contents, value,
985 info, sym_sec, h, dyn_h)
986 Elf_Internal_Rela *rel;
987 bfd *input_bfd;
988 bfd *output_bfd;
989 asection *input_section;
990 bfd_byte *contents;
991 bfd_vma value;
992 struct bfd_link_info *info;
993 asection *sym_sec;
994 struct elf_link_hash_entry *h;
995 struct elf64_hppa_dyn_hash_entry *dyn_h;
996 {
997 unsigned long insn;
998 bfd_vma offset = rel->r_offset;
999 bfd_vma addend = rel->r_addend;
1000 reloc_howto_type *howto = elf_hppa_howto_table + ELF_R_TYPE (rel->r_info);
1001 unsigned long r_type = howto->type;
1002 unsigned long r_format = howto->bitsize;
1003 unsigned long r_field = e_fsel;
1004 bfd_byte *hit_data = contents + offset;
1005 struct elf64_hppa_link_hash_table *hppa_info = elf64_hppa_hash_table (info);
1006
1007 insn = bfd_get_32 (input_bfd, hit_data);
1008
1009 /* For reference here a quick summary of the relocations found in the
1010 HPUX 11.00 PA64 .o and .a files, but not yet implemented. This is mostly
1011 a guide to help prioritize what relocation support is worked on first.
1012 The list will be deleted eventually.
1013
1014 27210 R_PARISC_SEGREL32
1015 1096 R_PARISC_LTOFF_TP14DR
1016 982 R_PARISC_LTOFF_TP21L
1017 791 R_PARISC_GPREL64
1018 772 R_PARISC_PLTOFF14DR
1019 386 R_PARISC_PLTOFF21L
1020 6 R_PARISC_LTOFF64
1021 5 R_PARISC_SEGREL64 */
1022
1023 switch (r_type)
1024 {
1025 case R_PARISC_NONE:
1026 break;
1027
1028 /* Random PC relative relocs. */
1029 case R_PARISC_PCREL21L;
1030 case R_PARISC_PCREL14R;
1031 case R_PARISC_PCREL14F;
1032 case R_PARISC_PCREL14WR:
1033 case R_PARISC_PCREL14DR:
1034 case R_PARISC_PCREL16F:
1035 case R_PARISC_PCREL16WF:
1036 case R_PARISC_PCREL16DF:
1037 {
1038 if (r_type == R_PARISC_PCREL21L)
1039 r_field = e_lsel;
1040 else if (r_type == R_PARISC_PCREL14F
1041 || r_type == R_PARISC_PCREL16F
1042 || r_type == R_PARISC_PCREL16WF
1043 || r_type == R_PARISC_PCREL16DF)
1044 r_field = e_fsel;
1045 else
1046 r_field = e_rsel;
1047
1048 /* If this is a call to a function defined in another dynamic
1049 library, then redirect the call to the local stub for this
1050 function. */
1051 if (sym_sec->output_section == NULL)
1052 value = dyn_h->stub_offset;
1053
1054 /* Turn VALUE into a proper PC relative address. */
1055 value -= (offset + input_section->output_offset
1056 + input_section->output_section->vma);
1057
1058 /* Adjust for any field selectors. */
1059 value = hppa_field_adjust (value, -8 + addend, r_field);
1060
1061 /* Apply the relocation to the given instruction. */
1062 insn = elf_hppa_relocate_insn (insn, value, r_type);
1063 break;
1064 }
1065
1066 /* Basic function call support. I'm not entirely sure if PCREL14F is
1067 actually needed or even handled correctly.
1068
1069 Note for a call to a function defined in another dynamic library
1070 we want to redirect the call to a stub. */
1071 case R_PARISC_PCREL22F:
1072 case R_PARISC_PCREL17F:
1073 case R_PARISC_PCREL22C:
1074 case R_PARISC_PCREL17C:
1075 case R_PARISC_PCREL17R:
1076 {
1077 if (r_type == R_PARISC_PCREL17R)
1078 r_field = e_rsel;
1079 else
1080 r_field = e_fsel;
1081
1082 /* If this is a call to a function defined in another dynamic
1083 library, then redirect the call to the local stub for this
1084 function. */
1085 if (sym_sec->output_section == NULL)
1086 value = dyn_h->stub_offset;
1087
1088 /* Turn VALUE into a proper PC relative address. */
1089 value -= (offset + input_section->output_offset
1090 + input_section->output_section->vma);
1091
1092 /* Adjust for any field selectors. */
1093 value = hppa_field_adjust (value, -8 + addend, e_fsel);
1094
1095 /* All branches are implicitly shifted by 2 places. */
1096 value >>= 2;
1097
1098 /* Apply the relocation to the given instruction. */
1099 insn = elf_hppa_relocate_insn (insn, value, r_type);
1100 break;
1101 }
1102
1103 /* Indirect references to data through the DLT. */
1104 case R_PARISC_DLTIND14R:
1105 case R_PARISC_DLTIND14F:
1106 case R_PARISC_DLTIND14DR:
1107 case R_PARISC_DLTIND14WR:
1108 case R_PARISC_DLTIND21L:
1109 case R_PARISC_LTOFF_FPTR14R:
1110 case R_PARISC_LTOFF_FPTR14DR:
1111 case R_PARISC_LTOFF_FPTR14WR:
1112 case R_PARISC_LTOFF_FPTR21L:
1113 case R_PARISC_LTOFF_FPTR16F:
1114 case R_PARISC_LTOFF_FPTR16WF:
1115 case R_PARISC_LTOFF_FPTR16DF:
1116 {
1117 /* We want the value of the DLT offset for this symbol, not
1118 the symbol's actual address. */
1119 value = dyn_h->dlt_offset + hppa_info->dlt_sec->output_offset;
1120
1121 /* All DLTIND relocations are basically the same at this point,
1122 except that we need different field selectors for the 21bit
1123 version vs the 14bit versions. */
1124 if (r_type == R_PARISC_DLTIND21L
1125 || r_type == R_PARISC_LTOFF_FPTR21L)
1126 value = hppa_field_adjust (value, addend, e_lrsel);
1127 else if (r_type == R_PARISC_DLTIND14F
1128 || r_type == R_PARISC_LTOFF_FPTR16F
1129 || r_type == R_PARISC_LTOFF_FPTR16WF
1130 || r_type == R_PARISC_LTOFF_FPTR16DF)
1131 value = hppa_field_adjust (value, addend, e_fsel);
1132 else
1133 value = hppa_field_adjust (value, addend, e_rrsel);
1134
1135 insn = elf_hppa_relocate_insn (insn, value, r_type);
1136 break;
1137 }
1138
1139 case R_PARISC_DLTREL14R:
1140 case R_PARISC_DLTREL14F:
1141 case R_PARISC_DLTREL14DR:
1142 case R_PARISC_DLTREL14WR:
1143 case R_PARISC_DLTREL21L:
1144 {
1145 /* Subtract out the global pointer value to make value a DLT
1146 relative address. */
1147 value -= _bfd_get_gp_value (output_bfd);
1148
1149 /* All DLTREL relocations are basically the same at this point,
1150 except that we need different field selectors for the 21bit
1151 version vs the 14bit versions. */
1152 if (r_type == R_PARISC_DLTREL21L)
1153 value = hppa_field_adjust (value, addend, e_lrsel);
1154 else if (r_type == R_PARISC_DLTREL14F)
1155 value = hppa_field_adjust (value, addend, e_fsel);
1156 else
1157 value = hppa_field_adjust (value, addend, e_rrsel);
1158
1159 insn = elf_hppa_relocate_insn (insn, value, r_type);
1160 break;
1161 }
1162
1163 case R_PARISC_LTOFF_FPTR32:
1164 {
1165 /* We want the value of the DLT offset for this symbol, not
1166 the symbol's actual address. */
1167 value = dyn_h->dlt_offset + hppa_info->dlt_sec->output_offset;
1168 bfd_put_32 (input_bfd, value, hit_data);
1169 return bfd_reloc_ok;
1170 }
1171
1172 case R_PARISC_LTOFF_FPTR64:
1173 {
1174 /* We want the value of the DLT offset for this symbol, not
1175 the symbol's actual address. */
1176 value = dyn_h->dlt_offset + hppa_info->dlt_sec->output_offset;
1177 bfd_put_64 (input_bfd, value, hit_data);
1178 return bfd_reloc_ok;
1179 }
1180
1181 case R_PARISC_DIR32:
1182 bfd_put_32 (input_bfd, value + addend, hit_data);
1183 return bfd_reloc_ok;
1184
1185 case R_PARISC_DIR64:
1186 bfd_put_64 (input_bfd, value + addend, hit_data);
1187 return bfd_reloc_ok;
1188
1189 case R_PARISC_PCREL32:
1190 {
1191 /* If this is a call to a function defined in another dynamic
1192 library, then redirect the call to the local stub for this
1193 function. */
1194 if (sym_sec->output_section == NULL)
1195 value = dyn_h->stub_offset;
1196
1197 /* Turn VALUE into a proper PC relative address. */
1198 value -= (offset + input_section->output_offset
1199 + input_section->output_section->vma);
1200
1201 value += addend
1202 value -= 8;
1203 bfd_put_64 (input_bfd, value, hit_data);
1204 return bfd_reloc_ok;
1205 }
1206
1207 case R_PARISC_PCREL64:
1208 {
1209 /* If this is a call to a function defined in another dynamic
1210 library, then redirect the call to the local stub for this
1211 function. */
1212 if (sym_sec->output_section == NULL)
1213 value = dyn_h->stub_offset;
1214
1215 /* Turn VALUE into a proper PC relative address. */
1216 value -= (offset + input_section->output_offset
1217 + input_section->output_section->vma);
1218
1219 value += addend
1220 value -= 8;
1221 bfd_put_64 (input_bfd, value, hit_data);
1222 return bfd_reloc_ok;
1223 }
1224
1225
1226 /* These do not require any work here. They are simply passed
1227 through as dynamic relocations. */
1228 case R_PARISC_FPTR64:
1229 return bfd_reloc_ok;
1230
1231 /* Something we don't know how to handle. */
1232 default:
1233 /* ?!? This is temporary as we flesh out basic linker support, once
1234 the basic support is functional we will return the not_supported
1235 error conditional appropriately. */
1236 #if 0
1237 return bfd_reloc_not_supported;
1238 #else
1239 return bfd_reloc_ok;
1240 #endif
1241 }
1242
1243 /* Update the instruction word. */
1244 bfd_put_32 (input_bfd, insn, hit_data);
1245 return (bfd_reloc_ok);
1246 }
1247
1248 /* Relocate the given INSN. VALUE should be the actual value we want
1249 to insert into the instruction, ie by this point we should not be
1250 concerned with computing an offset relative to the DLT, PC, etc.
1251 Instead this routine is meant to handle the bit manipulations needed
1252 to insert the relocation into the given instruction. */
1253
1254 static unsigned long
1255 elf_hppa_relocate_insn (insn, sym_value, r_type)
1256 unsigned long insn;
1257 long sym_value;
1258 unsigned long r_type;
1259 {
1260 long constant_value;
1261
1262 switch (r_type)
1263 {
1264 /* This is any 22bit branch. In PA2.0 syntax it corresponds to
1265 the "B" instruction. */
1266 case R_PARISC_PCREL22F:
1267 case R_PARISC_PCREL22C:
1268 {
1269 unsigned int w3, w2, w1, w;
1270
1271 /* These are 22 bit branches. Mask off bits we do not care
1272 about. */
1273 sym_value &= 0x3fffff;
1274
1275 /* Now extract the W1, W2, W3 and W fields from the value. */
1276 dis_assemble_22 (sym_value, &w3, &w1, &w2, &w);
1277
1278 /* Mask out bits for the value in the instruction. */
1279 insn &= 0xfc00e002;
1280
1281 /* Insert the bits for the W1, W2 and W fields into the
1282 instruction. */
1283 insn |= (w3 << 21) | (w2 << 2) | (w1 << 16) | w;
1284 return insn;
1285 }
1286
1287 /* This is any 17bit branch. In PA2.0 syntax it also corresponds to
1288 the "B" instruction as well as BE. */
1289 case R_PARISC_PCREL17F:
1290 case R_PARISC_DIR17F:
1291 case R_PARISC_PCREL17C:
1292 case R_PARISC_PCREL17R:
1293 {
1294 unsigned int w2, w1, w;
1295
1296 /* These are 17 bit branches. Mask off bits we do not care
1297 about. */
1298 sym_value &= 0x1ffff;
1299
1300 /* Now extract the W1, W2 and W fields from the value. */
1301 dis_assemble_17 (sym_value, &w1, &w2, &w);
1302
1303 /* Mask out bits for the value in the instruction. */
1304 insn &= 0xffe0e002;
1305
1306 /* Insert the bits for the W1, W2 and W fields into the
1307 instruction. */
1308 insn |= (w2 << 2) | (w1 << 16) | w;
1309 return insn;
1310 }
1311
1312 /* ADDIL or LDIL instructions. */
1313 case R_PARISC_DLTREL21L:
1314 case R_PARISC_DLTIND21L:
1315 case R_PARISC_LTOFF_FPTR21L:
1316 case R_PARISC_PCREL21L;
1317 {
1318 int w;
1319
1320 /* Mask off bits in INSN we do not want. */
1321 insn &= 0xffe00000;
1322
1323 /* Turn the 21bit value into the proper format. */
1324 dis_assemble_21 (sym_value, &w);
1325
1326 /* And insert the proper bits into INSN. */
1327 return insn | w;
1328 }
1329
1330 /* LDO and integer loads/stores with 14bit displacements. */
1331 case R_PARISC_DLTREL14R:
1332 case R_PARISC_DLTREL14F:
1333 case R_PARISC_DLTIND14R:
1334 case R_PARISC_DLTIND14F:
1335 case R_PARISC_LTOFF_FPTR14R:
1336 case R_PARISC_LTOFF_FPTR16F:
1337 case R_PARISC_PCREL14R;
1338 case R_PARISC_PCREL14F:
1339 case R_PARISC_PCREL16F:
1340 {
1341 int w;
1342
1343 /* Mask off bits in INSN we do not want. */
1344 insn &= 0xffffc000;
1345
1346 /* Turn the 14bit value into the proper format. */
1347 low_sign_unext (sym_value, 14, &w);
1348
1349 /* And insert the proper bits into INSN. */
1350 return insn | w;
1351 }
1352
1353 /* Doubleword loads and stores with a 14bit displacement. */
1354 case R_PARISC_DLTREL14DR:
1355 case R_PARISC_DLTIND14DR:
1356 case R_PARISC_LTOFF_FPTR14DR:
1357 case R_PARISC_LTOFF_FPTR16DF:
1358 case R_PARISC_PCREL14DR:
1359 case R_PARISC_PCREL16DF:
1360 {
1361 int w;
1362
1363 /* Mask off bits in INSN we do not want. */
1364 insn &= 0xffffc00e;
1365
1366 /* The sign bit at 14 moves into bit zero in the destination. */
1367 insn |= ((sym_value & 0x2000) >> 13);
1368
1369 /* Turn off the bits in sym_value we do not care about. */
1370 sym_value &= 0x1ff8;
1371
1372 /* Now shift it one bit position left so that it lines up with the
1373 destination field in INSN. */
1374 sym_value <<= 1;
1375
1376 return insn | sym_value;
1377 }
1378
1379 /* Floating point single word load/store instructions. */
1380 case R_PARISC_DLTREL14WR:
1381 case R_PARISC_DLTIND14WR:
1382 case R_PARISC_LTOFF_FPTR14WR:
1383 case R_PARISC_LTOFF_FPTR16WF:
1384 case R_PARISC_PCREL14WR:
1385 case R_PARISC_PCREL16WF:
1386 {
1387 int w;
1388
1389 /* Mask off bits in INSN we do not want. */
1390 insn &= 0xffffc006;
1391
1392 /* The sign bit at 14 moves into bit zero in the destination. */
1393 insn |= ((sym_value & 0x2000) >> 13);
1394
1395 /* Turn off the bits in sym_value we do not care about. */
1396 sym_value &= 0x1ffc;
1397
1398 /* Now shift it one bit position left so that it lines up with the
1399 destination field in INSN. */
1400 sym_value <<= 1;
1401
1402 return insn | sym_value;
1403 }
1404
1405 default:
1406 return insn;
1407 }
1408 }
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