1 /* SPARC-specific support for 32-bit ELF
2 Copyright 1993 Free Software Foundation, Inc.
4 This file is part of BFD, the Binary File Descriptor library.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
26 static CONST
struct reloc_howto_struct
*bfd_elf32_bfd_reloc_type_lookup
27 PARAMS ((bfd
*, bfd_reloc_code_real_type
));
28 static void elf_info_to_howto
29 PARAMS ((bfd
*, arelent
*, Elf_Internal_Rela
*));
30 static boolean elf32_sparc_create_dynamic_sections
31 PARAMS ((bfd
*, struct bfd_link_info
*));
32 static boolean elf32_sparc_create_got_section
33 PARAMS ((bfd
*, struct bfd_link_info
*));
34 static boolean elf32_sparc_check_relocs
35 PARAMS ((bfd
*, struct bfd_link_info
*, asection
*,
36 const Elf_Internal_Rela
*));
37 static boolean elf32_sparc_adjust_dynamic_symbol
38 PARAMS ((struct bfd_link_info
*, struct elf_link_hash_entry
*));
39 static boolean elf32_sparc_size_dynamic_sections
40 PARAMS ((bfd
*, struct bfd_link_info
*));
41 static boolean elf32_sparc_relocate_section
42 PARAMS ((bfd
*, struct bfd_link_info
*, bfd
*, asection
*, bfd_byte
*,
43 Elf_Internal_Rela
*, Elf_Internal_Sym
*, asection
**));
44 static boolean elf32_sparc_finish_dynamic_symbol
45 PARAMS ((bfd
*, struct bfd_link_info
*, struct elf_link_hash_entry
*,
47 static boolean elf32_sparc_finish_dynamic_sections
48 PARAMS ((bfd
*, struct bfd_link_info
*));
53 R_SPARC_8
, R_SPARC_16
, R_SPARC_32
,
54 R_SPARC_DISP8
, R_SPARC_DISP16
, R_SPARC_DISP32
,
55 R_SPARC_WDISP30
, R_SPARC_WDISP22
,
56 R_SPARC_HI22
, R_SPARC_22
,
57 R_SPARC_13
, R_SPARC_LO10
,
58 R_SPARC_GOT10
, R_SPARC_GOT13
, R_SPARC_GOT22
,
59 R_SPARC_PC10
, R_SPARC_PC22
,
62 R_SPARC_GLOB_DAT
, R_SPARC_JMP_SLOT
,
69 static CONST
char *CONST reloc_type_names
[] =
72 "R_SPARC_8", "R_SPARC_16", "R_SPARC_32",
73 "R_SPARC_DISP8", "R_SPARC_DISP16", "R_SPARC_DISP32",
74 "R_SPARC_WDISP30", "R_SPARC_WDISP22",
75 "R_SPARC_HI22", "R_SPARC_22",
76 "R_SPARC_13", "R_SPARC_LO10",
77 "R_SPARC_GOT10", "R_SPARC_GOT13", "R_SPARC_GOT22",
78 "R_SPARC_PC10", "R_SPARC_PC22",
81 "R_SPARC_GLOB_DAT", "R_SPARC_JMP_SLOT",
87 static reloc_howto_type elf_sparc_howto_table
[] =
89 HOWTO(R_SPARC_NONE
, 0,0, 0,false,0,complain_overflow_dont
, bfd_elf_generic_reloc
,"R_SPARC_NONE", false,0,0x00000000,true),
90 HOWTO(R_SPARC_8
, 0,0, 8,false,0,complain_overflow_bitfield
,bfd_elf_generic_reloc
,"R_SPARC_8", false,0,0x000000ff,true),
91 HOWTO(R_SPARC_16
, 0,1,16,false,0,complain_overflow_bitfield
,bfd_elf_generic_reloc
,"R_SPARC_16", false,0,0x0000ffff,true),
92 HOWTO(R_SPARC_32
, 0,2,32,false,0,complain_overflow_bitfield
,bfd_elf_generic_reloc
,"R_SPARC_32", false,0,0xffffffff,true),
93 HOWTO(R_SPARC_DISP8
, 0,0, 8,true, 0,complain_overflow_signed
, bfd_elf_generic_reloc
,"R_SPARC_DISP8", false,0,0x000000ff,true),
94 HOWTO(R_SPARC_DISP16
, 0,1,16,true, 0,complain_overflow_signed
, bfd_elf_generic_reloc
,"R_SPARC_DISP16", false,0,0x0000ffff,true),
95 HOWTO(R_SPARC_DISP32
, 0,2,32,true, 0,complain_overflow_signed
, bfd_elf_generic_reloc
,"R_SPARC_DISP32", false,0,0x00ffffff,true),
96 HOWTO(R_SPARC_WDISP30
, 2,2,30,true, 0,complain_overflow_signed
, bfd_elf_generic_reloc
,"R_SPARC_WDISP30", false,0,0x3fffffff,true),
97 HOWTO(R_SPARC_WDISP22
, 2,2,22,true, 0,complain_overflow_signed
, bfd_elf_generic_reloc
,"R_SPARC_WDISP22", false,0,0x003fffff,true),
98 HOWTO(R_SPARC_HI22
, 10,2,22,false,0,complain_overflow_dont
, bfd_elf_generic_reloc
,"R_SPARC_HI22", false,0,0x003fffff,true),
99 HOWTO(R_SPARC_22
, 0,2,22,false,0,complain_overflow_bitfield
,bfd_elf_generic_reloc
,"R_SPARC_22", false,0,0x003fffff,true),
100 HOWTO(R_SPARC_13
, 0,2,13,false,0,complain_overflow_bitfield
,bfd_elf_generic_reloc
,"R_SPARC_13", false,0,0x00001fff,true),
101 HOWTO(R_SPARC_LO10
, 0,2,10,false,0,complain_overflow_dont
, bfd_elf_generic_reloc
,"R_SPARC_LO10", false,0,0x000003ff,true),
102 HOWTO(R_SPARC_GOT10
, 0,2,10,false,0,complain_overflow_dont
, bfd_elf_generic_reloc
,"R_SPARC_GOT10", false,0,0x000003ff,true),
103 HOWTO(R_SPARC_GOT13
, 0,2,13,false,0,complain_overflow_bitfield
,bfd_elf_generic_reloc
,"R_SPARC_GOT13", false,0,0x00001fff,true),
104 HOWTO(R_SPARC_GOT22
, 10,2,22,false,0,complain_overflow_dont
, bfd_elf_generic_reloc
,"R_SPARC_GOT22", false,0,0x003fffff,true),
105 HOWTO(R_SPARC_PC10
, 0,2,10,true, 0,complain_overflow_dont
, bfd_elf_generic_reloc
,"R_SPARC_PC10", false,0,0x000003ff,true),
106 HOWTO(R_SPARC_PC22
, 10,2,22,true, 0,complain_overflow_bitfield
,bfd_elf_generic_reloc
,"R_SPARC_PC22", false,0,0x003fffff,true),
107 HOWTO(R_SPARC_WPLT30
, 2,2,30,true, 0,complain_overflow_signed
, bfd_elf_generic_reloc
,"R_SPARC_WPLT30", false,0,0x3fffffff,true),
108 HOWTO(R_SPARC_COPY
, 0,0,00,false,0,complain_overflow_dont
, bfd_elf_generic_reloc
,"R_SPARC_COPY", false,0,0x00000000,true),
109 HOWTO(R_SPARC_GLOB_DAT
,0,0,00,false,0,complain_overflow_dont
, bfd_elf_generic_reloc
,"R_SPARC_GLOB_DAT",false,0,0x00000000,true),
110 HOWTO(R_SPARC_JMP_SLOT
,0,0,00,false,0,complain_overflow_dont
, bfd_elf_generic_reloc
,"R_SPARC_JMP_SLOT",false,0,0x00000000,true),
111 HOWTO(R_SPARC_RELATIVE
,0,0,00,false,0,complain_overflow_dont
, bfd_elf_generic_reloc
,"R_SPARC_RELATIVE",false,0,0x00000000,true),
112 HOWTO(R_SPARC_UA32
, 0,0,00,false,0,complain_overflow_dont
, bfd_elf_generic_reloc
,"R_SPARC_UA32", false,0,0x00000000,true),
115 struct elf_reloc_map
{
116 unsigned char bfd_reloc_val
;
117 unsigned char elf_reloc_val
;
120 static CONST
struct elf_reloc_map sparc_reloc_map
[] =
122 { BFD_RELOC_NONE
, R_SPARC_NONE
, },
123 { BFD_RELOC_16
, R_SPARC_16
, },
124 { BFD_RELOC_8
, R_SPARC_8
},
125 { BFD_RELOC_8_PCREL
, R_SPARC_DISP8
},
126 { BFD_RELOC_CTOR
, R_SPARC_32
}, /* @@ Assumes 32 bits. */
127 { BFD_RELOC_32
, R_SPARC_32
},
128 { BFD_RELOC_32_PCREL
, R_SPARC_DISP32
},
129 { BFD_RELOC_HI22
, R_SPARC_HI22
},
130 { BFD_RELOC_LO10
, R_SPARC_LO10
, },
131 { BFD_RELOC_32_PCREL_S2
, R_SPARC_WDISP30
},
132 { BFD_RELOC_SPARC22
, R_SPARC_22
},
133 { BFD_RELOC_SPARC13
, R_SPARC_13
},
134 { BFD_RELOC_SPARC_GOT10
, R_SPARC_GOT10
},
135 { BFD_RELOC_SPARC_GOT13
, R_SPARC_GOT13
},
136 { BFD_RELOC_SPARC_GOT22
, R_SPARC_GOT22
},
137 { BFD_RELOC_SPARC_PC10
, R_SPARC_PC10
},
138 { BFD_RELOC_SPARC_PC22
, R_SPARC_PC22
},
139 { BFD_RELOC_SPARC_WPLT30
, R_SPARC_WPLT30
},
140 { BFD_RELOC_SPARC_COPY
, R_SPARC_COPY
},
141 { BFD_RELOC_SPARC_GLOB_DAT
, R_SPARC_GLOB_DAT
},
142 { BFD_RELOC_SPARC_JMP_SLOT
, R_SPARC_JMP_SLOT
},
143 { BFD_RELOC_SPARC_RELATIVE
, R_SPARC_RELATIVE
},
144 { BFD_RELOC_SPARC_WDISP22
, R_SPARC_WDISP22
},
145 /*{ BFD_RELOC_SPARC_UA32, R_SPARC_UA32 }, not used?? */
148 static CONST
struct reloc_howto_struct
*
149 bfd_elf32_bfd_reloc_type_lookup (abfd
, code
)
151 bfd_reloc_code_real_type code
;
154 for (i
= 0; i
< sizeof (sparc_reloc_map
) / sizeof (struct elf_reloc_map
); i
++)
156 if (sparc_reloc_map
[i
].bfd_reloc_val
== code
)
157 return &elf_sparc_howto_table
[(int) sparc_reloc_map
[i
].elf_reloc_val
];
163 elf_info_to_howto (abfd
, cache_ptr
, dst
)
166 Elf_Internal_Rela
*dst
;
168 BFD_ASSERT (ELF32_R_TYPE(dst
->r_info
) < (unsigned int) R_SPARC_max
);
169 cache_ptr
->howto
= &elf_sparc_howto_table
[ELF32_R_TYPE(dst
->r_info
)];
173 /* Functions for the SPARC ELF linker. */
175 /* The name of the dynamic interpreter. This is put in the .interp
178 #define ELF_DYNAMIC_INTERPRETER "/usr/lib/ld.so.1"
180 /* The nop opcode we use. */
182 #define SPARC_NOP 0x01000000
184 /* The size in bytes of an entry in the procedure linkage table. */
186 #define PLT_ENTRY_SIZE 12
188 /* The first four entries in a procedure linkage table are reserved,
189 and the initial contents are unimportant (we zero them out).
190 Subsequent entries look like this. See the SVR4 ABI SPARC
191 supplement to see how this works. */
193 /* sethi %hi(.-.plt0),%g1. We fill in the address later. */
194 #define PLT_ENTRY_WORD0 0x03000000
195 /* b,a .plt0. We fill in the offset later. */
196 #define PLT_ENTRY_WORD1 0x30800000
198 #define PLT_ENTRY_WORD2 SPARC_NOP
200 /* Create dynamic sections when linking against a dynamic object. */
203 elf32_sparc_create_dynamic_sections (abfd
, info
)
205 struct bfd_link_info
*info
;
208 register asection
*s
;
209 struct elf_link_hash_entry
*h
;
211 /* We need to create .plt, .rela.plt, .got, .dynbss, and .rela.bss
214 flags
= SEC_ALLOC
| SEC_LOAD
| SEC_HAS_CONTENTS
| SEC_IN_MEMORY
;
216 s
= bfd_make_section (abfd
, ".plt");
218 || ! bfd_set_section_flags (abfd
, s
, flags
| SEC_CODE
)
219 || ! bfd_set_section_alignment (abfd
, s
, 2))
222 /* Define the symbol _PROCEDURE_LINKAGE_TABLE_ at the start of the
225 if (! (_bfd_generic_link_add_one_symbol
226 (info
, abfd
, "_PROCEDURE_LINKAGE_TABLE_", BSF_GLOBAL
, s
, (bfd_vma
) 0,
227 (const char *) NULL
, false, get_elf_backend_data (abfd
)->collect
,
228 (struct bfd_link_hash_entry
**) &h
)))
230 h
->elf_link_hash_flags
|= ELF_LINK_HASH_DEF_REGULAR
;
231 h
->type
= STT_OBJECT
;
234 && ! bfd_elf32_link_record_dynamic_symbol (info
, h
))
237 s
= bfd_make_section (abfd
, ".rela.plt");
239 || ! bfd_set_section_flags (abfd
, s
, flags
| SEC_READONLY
)
240 || ! bfd_set_section_alignment (abfd
, s
, 2))
243 if (! elf32_sparc_create_got_section (abfd
, info
))
246 /* The .dynbss section is a place to put symbols which are defined
247 by dynamic objects, are referenced by regular objects, and are
248 not functions. We must allocate space for them in the process
249 image and use a R_SPARC_COPY reloc to tell the dynamic linker to
250 initialize them at run time. The linker script puts the .dynbss
251 section into the .bss section of the final image. */
252 s
= bfd_make_section (abfd
, ".dynbss");
254 || ! bfd_set_section_flags (abfd
, s
, SEC_ALLOC
))
257 /* The .rela.bss section holds copy relocs. */
260 s
= bfd_make_section (abfd
, ".rela.bss");
262 || ! bfd_set_section_flags (abfd
, s
, flags
| SEC_READONLY
)
263 || ! bfd_set_section_alignment (abfd
, s
, 2))
270 /* Create the .got section to hold the global offset table. */
273 elf32_sparc_create_got_section (abfd
, info
)
275 struct bfd_link_info
*info
;
277 register asection
*s
;
278 struct elf_link_hash_entry
*h
;
280 /* This function may be called more than once. */
281 if (bfd_get_section_by_name (abfd
, ".got") != NULL
)
284 s
= bfd_make_section (abfd
, ".got");
286 || ! bfd_set_section_flags (abfd
, s
,
287 (SEC_ALLOC
| SEC_LOAD
| SEC_HAS_CONTENTS
289 || ! bfd_set_section_alignment (abfd
, s
, 2))
292 /* Define the symbol _GLOBAL_OFFSET_TABLE_ at the start of the .got
293 section. We don't do this in the linker script because we don't
294 want to define the symbol if we are not creating a global offset
295 table. FIXME: The Solaris linker puts _GLOBAL_OFFSET_TABLE_ at
296 the start of the .got section, but when using the small PIC model
297 the .got is accessed using a signed 13 bit offset. Shouldn't
298 _GLOBAL_OFFSET_TABLE_ be located at .got + 4096? */
300 if (! (_bfd_generic_link_add_one_symbol
301 (info
, abfd
, "_GLOBAL_OFFSET_TABLE_", BSF_GLOBAL
, s
, (bfd_vma
) 0,
302 (const char *) NULL
, false, get_elf_backend_data (abfd
)->collect
,
303 (struct bfd_link_hash_entry
**) &h
)))
305 h
->elf_link_hash_flags
|= ELF_LINK_HASH_DEF_REGULAR
;
306 h
->type
= STT_OBJECT
;
309 && ! bfd_elf32_link_record_dynamic_symbol (info
, h
))
312 /* The first global offset table entry is reserved. */
318 /* Look through the relocs for a section during the first phase, and
319 allocate space in the global offset table or procedure linkage
323 elf32_sparc_check_relocs (abfd
, info
, sec
, relocs
)
325 struct bfd_link_info
*info
;
327 const Elf_Internal_Rela
*relocs
;
330 Elf_Internal_Shdr
*symtab_hdr
;
331 struct elf_link_hash_entry
**sym_hashes
;
332 bfd_vma
*local_got_offsets
;
333 const Elf_Internal_Rela
*rel
;
334 const Elf_Internal_Rela
*rel_end
;
339 if (info
->relocateable
)
342 dynobj
= elf_hash_table (info
)->dynobj
;
343 symtab_hdr
= &elf_tdata (abfd
)->symtab_hdr
;
344 sym_hashes
= elf_sym_hashes (abfd
);
345 local_got_offsets
= elf_local_got_offsets (abfd
);
351 rel_end
= relocs
+ sec
->reloc_count
;
352 for (rel
= relocs
; rel
< rel_end
; rel
++)
355 struct elf_link_hash_entry
*h
;
357 r_symndx
= ELF32_R_SYM (rel
->r_info
);
358 if (r_symndx
< symtab_hdr
->sh_info
)
361 h
= sym_hashes
[r_symndx
- symtab_hdr
->sh_info
];
363 switch (ELF32_R_TYPE (rel
->r_info
))
368 /* This symbol requires a global offset table entry. */
372 /* Create the .got section. */
373 elf_hash_table (info
)->dynobj
= dynobj
= abfd
;
374 if (! elf32_sparc_create_got_section (dynobj
, info
))
380 sgot
= bfd_get_section_by_name (dynobj
, ".got");
381 BFD_ASSERT (sgot
!= NULL
);
385 && (h
!= NULL
|| info
->shared
))
387 srelgot
= bfd_get_section_by_name (dynobj
, ".rela.got");
390 srelgot
= bfd_make_section (dynobj
, ".rela.got");
392 || ! bfd_set_section_flags (dynobj
, srelgot
,
398 || ! bfd_set_section_alignment (dynobj
, srelgot
, 2))
405 if (h
->got_offset
!= (bfd_vma
) -1)
407 /* We have already allocated space in the .got. */
410 h
->got_offset
= sgot
->_raw_size
;
412 /* Make sure this symbol is output as a dynamic symbol. */
413 if (h
->dynindx
== -1)
415 if (! bfd_elf32_link_record_dynamic_symbol (info
, h
))
419 srelgot
->_raw_size
+= sizeof (Elf32_External_Rela
);
423 /* This is a global offset table entry for a local
425 if (local_got_offsets
== NULL
)
430 size
= symtab_hdr
->sh_info
* sizeof (bfd_vma
);
431 local_got_offsets
= (bfd_vma
*) bfd_alloc (abfd
, size
);
432 if (local_got_offsets
== NULL
)
434 bfd_set_error (bfd_error_no_memory
);
437 elf_local_got_offsets (abfd
) = local_got_offsets
;
438 for (i
= 0; i
< symtab_hdr
->sh_info
; i
++)
439 local_got_offsets
[i
] = (bfd_vma
) -1;
441 if (local_got_offsets
[r_symndx
] != (bfd_vma
) -1)
443 /* We have already allocated space in the .got. */
446 local_got_offsets
[r_symndx
] = sgot
->_raw_size
;
450 /* If we are generating a shared object, we need to
451 output a R_SPARC_RELATIVE reloc so that the
452 dynamic linker can adjust this GOT entry. */
453 srelgot
->_raw_size
+= sizeof (Elf32_External_Rela
);
457 sgot
->_raw_size
+= 4;
462 /* This symbol requires a procedure linkage table entry. We
463 actually build the entry in adjust_dynamic_symbol,
464 because this might be a case of linking PIC code without
465 linking in any dynamic objects, in which case we don't
466 need to generate a procedure linkage table after all. */
470 /* It does not make sense to have a procedure linkage
471 table entry for a local symbol. */
472 bfd_set_error (bfd_error_bad_value
);
476 /* Make sure this symbol is output as a dynamic symbol. */
477 if (h
->dynindx
== -1)
479 if (! bfd_elf32_link_record_dynamic_symbol (info
, h
))
483 h
->elf_link_hash_flags
|= ELF_LINK_HASH_NEEDS_PLT
;
490 && strcmp (h
->root
.root
.string
, "_GLOBAL_OFFSET_TABLE_") == 0)
499 case R_SPARC_WDISP30
:
500 case R_SPARC_WDISP22
:
507 && (sec
->flags
& SEC_ALLOC
) != 0)
509 /* When creating a shared object, we must copy these
510 relocs into the output file. We create a reloc
511 section in dynobj and make room for the reloc. */
516 name
= (elf_string_from_elf_section
518 elf_elfheader (abfd
)->e_shstrndx
,
519 elf_section_data (sec
)->rel_hdr
.sh_name
));
523 BFD_ASSERT (strncmp (name
, ".rela", 5) == 0
524 && strcmp (bfd_get_section_name (abfd
, sec
),
527 sreloc
= bfd_get_section_by_name (dynobj
, name
);
530 sreloc
= bfd_make_section (dynobj
, name
);
532 || ! bfd_set_section_flags (dynobj
, sreloc
,
538 || ! bfd_set_section_alignment (dynobj
, sreloc
, 2))
543 sreloc
->_raw_size
+= sizeof (Elf32_External_Rela
);
556 /* Adjust a symbol defined by a dynamic object and referenced by a
557 regular object. The current definition is in some section of the
558 dynamic object, but we're not including those sections. We have to
559 change the definition to something the rest of the link can
563 elf32_sparc_adjust_dynamic_symbol (info
, h
)
564 struct bfd_link_info
*info
;
565 struct elf_link_hash_entry
*h
;
569 unsigned int power_of_two
;
571 dynobj
= elf_hash_table (info
)->dynobj
;
573 /* Make sure we know what is going on here. */
574 BFD_ASSERT (dynobj
!= NULL
575 && ((h
->elf_link_hash_flags
& ELF_LINK_HASH_NEEDS_PLT
)
576 || ((h
->elf_link_hash_flags
577 & ELF_LINK_HASH_DEF_DYNAMIC
) != 0
578 && (h
->elf_link_hash_flags
579 & ELF_LINK_HASH_REF_REGULAR
) != 0
580 && (h
->elf_link_hash_flags
581 & ELF_LINK_HASH_DEF_REGULAR
) == 0
582 && h
->root
.type
== bfd_link_hash_defined
583 && (bfd_get_flavour (h
->root
.u
.def
.section
->owner
)
584 == bfd_target_elf_flavour
)
585 && (elf_elfheader (h
->root
.u
.def
.section
->owner
)->e_type
587 && h
->root
.u
.def
.section
->output_section
== NULL
)));
589 /* If this is a function, put it in the procedure linkage table. We
590 will fill in the contents of the procedure linkage table later
591 (although we could actually do it here). */
592 if (h
->type
== STT_FUNC
593 || (h
->elf_link_hash_flags
& ELF_LINK_HASH_NEEDS_PLT
) != 0)
595 if (! elf_hash_table (info
)->dynamic_sections_created
)
597 /* This case can occur if we saw a WPLT30 reloc in an input
598 file, but none of the input files were dynamic objects.
599 In such a case, we don't actually need to build a
600 procedure linkage table, and we can just do a WDISP30
602 BFD_ASSERT ((h
->elf_link_hash_flags
& ELF_LINK_HASH_NEEDS_PLT
) != 0);
606 s
= bfd_get_section_by_name (dynobj
, ".plt");
607 BFD_ASSERT (s
!= NULL
);
609 /* The first four entries in .plt are reserved. */
610 if (s
->_raw_size
== 0)
611 s
->_raw_size
= 4 * PLT_ENTRY_SIZE
;
613 /* The procedure linkage table has a maximum size. */
614 if (s
->_raw_size
>= 0x400000)
616 bfd_set_error (bfd_error_bad_value
);
620 /* Set the symbol to this location in the .plt. */
621 h
->root
.u
.def
.section
= s
;
622 h
->root
.u
.def
.value
= s
->_raw_size
;
624 h
->plt_offset
= s
->_raw_size
;
626 /* Make room for this entry. */
627 s
->_raw_size
+= PLT_ENTRY_SIZE
;
629 /* We also need to make an entry in the .rela.plt section. */
631 s
= bfd_get_section_by_name (dynobj
, ".rela.plt");
632 BFD_ASSERT (s
!= NULL
);
633 s
->_raw_size
+= sizeof (Elf32_External_Rela
);
638 /* If this is a weak symbol, and there is a real definition, the
639 processor independent code will have arranged for us to see the
640 real definition first, and we can just use the same value. */
641 if (h
->weakdef
!= NULL
)
643 BFD_ASSERT (h
->weakdef
->root
.type
== bfd_link_hash_defined
);
644 h
->root
.u
.def
.section
= h
->weakdef
->root
.u
.def
.section
;
645 h
->root
.u
.def
.value
= h
->weakdef
->root
.u
.def
.value
;
649 /* This is a reference to a symbol defined by a dynamic object which
650 is not a function. */
652 /* If we are creating a shared library, we must presume that the
653 only references to the symbol are via the global offset table.
654 For such cases we need not do anything here; the relocations will
655 be handled correctly by relocate_section. */
659 /* We must allocate the symbol in our .dynbss section, which will
660 become part of the .bss section of the executable. There will be
661 an entry for this symbol in the .dynsym section. The dynamic
662 object will contain position independent code, so all references
663 from the dynamic object to this symbol will go through the global
664 offset table. The dynamic linker will use the .dynsym entry to
665 determine the address it must put in the global offset table, so
666 both the dynamic object and the regular object will refer to the
667 same memory location for the variable. */
669 s
= bfd_get_section_by_name (dynobj
, ".dynbss");
670 BFD_ASSERT (s
!= NULL
);
672 /* If the symbol is currently defined in the .bss section of the
673 dynamic object, then it is OK to simply initialize it to zero.
674 If the symbol is in some other section, we must generate a
675 R_SPARC_COPY reloc to tell the dynamic linker to copy the initial
676 value out of the dynamic object and into the runtime process
677 image. We need to remember the offset into the .rel.bss section
678 we are going to use. */
679 if ((h
->root
.u
.def
.section
->flags
& SEC_LOAD
) != 0)
683 srel
= bfd_get_section_by_name (dynobj
, ".rela.bss");
684 BFD_ASSERT (srel
!= NULL
);
685 srel
->_raw_size
+= sizeof (Elf32_External_Rela
);
686 h
->elf_link_hash_flags
|= ELF_LINK_HASH_NEEDS_COPY
;
689 /* We need to figure out the alignment required for this symbol. I
690 have no idea how ELF linkers handle this. */
691 power_of_two
= bfd_log2 (h
->size
);
692 if (power_of_two
> 3)
695 /* Apply the required alignment. */
696 s
->_raw_size
= BFD_ALIGN (s
->_raw_size
,
697 (bfd_size_type
) (1 << power_of_two
));
698 if (power_of_two
> bfd_get_section_alignment (dynobj
, s
))
700 if (! bfd_set_section_alignment (dynobj
, s
, power_of_two
))
704 /* Define the symbol as being at this point in the section. */
705 h
->root
.u
.def
.section
= s
;
706 h
->root
.u
.def
.value
= s
->_raw_size
;
708 /* Increment the section size to make room for the symbol. */
709 s
->_raw_size
+= h
->size
;
714 /* Set the sizes of the dynamic sections. */
717 elf32_sparc_size_dynamic_sections (output_bfd
, info
)
719 struct bfd_link_info
*info
;
725 dynobj
= elf_hash_table (info
)->dynobj
;
726 BFD_ASSERT (dynobj
!= NULL
);
728 if (elf_hash_table (info
)->dynamic_sections_created
)
730 /* Set the contents of the .interp section to the interpreter. */
733 s
= bfd_get_section_by_name (dynobj
, ".interp");
734 BFD_ASSERT (s
!= NULL
);
735 s
->_raw_size
= sizeof ELF_DYNAMIC_INTERPRETER
;
736 s
->contents
= (unsigned char *) ELF_DYNAMIC_INTERPRETER
;
739 /* Make space for the trailing nop in .plt. */
740 s
= bfd_get_section_by_name (dynobj
, ".plt");
741 BFD_ASSERT (s
!= NULL
);
742 if (s
->_raw_size
> 0)
747 /* We may have created entries in the .rela.got section.
748 However, if we are not creating the dynamic sections, we will
749 not actually use these entries. Reset the size of .rela.got,
750 which will cause it to get stripped from the output file
752 s
= bfd_get_section_by_name (dynobj
, ".rela.got");
757 /* The check_relocs and adjust_dynamic_symbol entry points have
758 determined the sizes of the various dynamic sections. Allocate
761 for (s
= dynobj
->sections
; s
!= NULL
; s
= s
->next
)
766 if ((s
->flags
& SEC_IN_MEMORY
) == 0)
769 /* It's OK to base decisions on the section name, because none
770 of the dynobj section names depend upon the input files. */
771 name
= bfd_get_section_name (dynobj
, s
);
775 if (strncmp (name
, ".rela", 5) == 0)
777 if (s
->_raw_size
== 0)
779 /* If we don't need this section, strip it from the
780 output file. This is to handle .rela.bss and
781 .rel.plt. We must create it in
782 create_dynamic_sections, because it must be created
783 before the linker maps input sections to output
784 sections. The linker does that before
785 adjust_dynamic_symbol is called, and it is that
786 function which decides whether anything needs to go
787 into these sections. */
794 /* If this relocation section applies to a read only
795 section, then we probably need a DT_TEXTREL entry. */
796 target
= bfd_get_section_by_name (output_bfd
, name
+ 5);
798 && (target
->flags
& SEC_READONLY
) != 0)
801 /* We use the reloc_count field as a counter if we need
802 to copy relocs into the output file. */
806 else if (strcmp (name
, ".plt") != 0
807 && strcmp (name
, ".got") != 0)
809 /* It's not one of our sections, so don't allocate space. */
817 for (spp
= &s
->output_section
->owner
->sections
;
818 *spp
!= s
->output_section
;
821 *spp
= s
->output_section
->next
;
822 --s
->output_section
->owner
->section_count
;
827 /* Allocate memory for the section contents. */
828 s
->contents
= (bfd_byte
*) bfd_alloc (dynobj
, s
->_raw_size
);
829 if (s
->contents
== NULL
&& s
->_raw_size
!= 0)
831 bfd_set_error (bfd_error_no_memory
);
836 if (elf_hash_table (info
)->dynamic_sections_created
)
838 /* Add some entries to the .dynamic section. We fill in the
839 values later, in elf32_sparc_finish_dynamic_sections, but we
840 must add the entries now so that we get the correct size for
841 the .dynamic section. The DT_DEBUG entry is filled in by the
842 dynamic linker and used by the debugger. */
845 if (! bfd_elf32_add_dynamic_entry (info
, DT_DEBUG
, 0))
849 if (! bfd_elf32_add_dynamic_entry (info
, DT_PLTGOT
, 0)
850 || ! bfd_elf32_add_dynamic_entry (info
, DT_PLTRELSZ
, 0)
851 || ! bfd_elf32_add_dynamic_entry (info
, DT_PLTREL
, DT_RELA
)
852 || ! bfd_elf32_add_dynamic_entry (info
, DT_JMPREL
, 0)
853 || ! bfd_elf32_add_dynamic_entry (info
, DT_RELA
, 0)
854 || ! bfd_elf32_add_dynamic_entry (info
, DT_RELASZ
, 0)
855 || ! bfd_elf32_add_dynamic_entry (info
, DT_RELAENT
,
856 sizeof (Elf32_External_Rela
)))
861 if (! bfd_elf32_add_dynamic_entry (info
, DT_TEXTREL
, 0))
869 /* Relocate a SPARC ELF section. */
872 elf32_sparc_relocate_section (output_bfd
, info
, input_bfd
, input_section
,
873 contents
, relocs
, local_syms
, local_sections
)
875 struct bfd_link_info
*info
;
877 asection
*input_section
;
879 Elf_Internal_Rela
*relocs
;
880 Elf_Internal_Sym
*local_syms
;
881 asection
**local_sections
;
884 Elf_Internal_Shdr
*symtab_hdr
;
885 struct elf_link_hash_entry
**sym_hashes
;
886 bfd_vma
*local_got_offsets
;
890 Elf_Internal_Rela
*rel
;
891 Elf_Internal_Rela
*relend
;
893 dynobj
= elf_hash_table (info
)->dynobj
;
894 symtab_hdr
= &elf_tdata (input_bfd
)->symtab_hdr
;
895 sym_hashes
= elf_sym_hashes (input_bfd
);
896 local_got_offsets
= elf_local_got_offsets (input_bfd
);
903 relend
= relocs
+ input_section
->reloc_count
;
904 for (; rel
< relend
; rel
++)
907 const reloc_howto_type
*howto
;
909 struct elf_link_hash_entry
*h
;
910 Elf_Internal_Sym
*sym
;
913 bfd_reloc_status_type r
;
915 r_type
= ELF32_R_TYPE (rel
->r_info
);
916 if (r_type
< 0 || r_type
>= (int) R_SPARC_max
)
918 bfd_set_error (bfd_error_bad_value
);
921 howto
= elf_sparc_howto_table
+ r_type
;
923 r_symndx
= ELF32_R_SYM (rel
->r_info
);
925 if (info
->relocateable
)
927 /* This is a relocateable link. We don't have to change
928 anything, unless the reloc is against a section symbol,
929 in which case we have to adjust according to where the
930 section symbol winds up in the output section. */
931 if (r_symndx
< symtab_hdr
->sh_info
)
933 sym
= local_syms
+ r_symndx
;
934 if (ELF_ST_TYPE (sym
->st_info
) == STT_SECTION
)
936 sec
= local_sections
[r_symndx
];
937 rel
->r_addend
+= sec
->output_offset
+ sym
->st_value
;
944 /* This is a final link. */
948 if (r_symndx
< symtab_hdr
->sh_info
)
950 sym
= local_syms
+ r_symndx
;
951 sec
= local_sections
[r_symndx
];
952 relocation
= (sec
->output_section
->vma
958 h
= sym_hashes
[r_symndx
- symtab_hdr
->sh_info
];
959 if (h
->root
.type
== bfd_link_hash_defined
)
961 sec
= h
->root
.u
.def
.section
;
962 relocation
= (h
->root
.u
.def
.value
963 + sec
->output_section
->vma
964 + sec
->output_offset
);
966 else if (h
->root
.type
== bfd_link_hash_weak
)
968 else if (info
->shared
)
972 if (! ((*info
->callbacks
->undefined_symbol
)
973 (info
, h
->root
.root
.string
, input_bfd
,
974 input_section
, rel
->r_offset
)))
985 /* Relocation is to the entry for this symbol in the global
989 sgot
= bfd_get_section_by_name (dynobj
, ".got");
990 BFD_ASSERT (sgot
!= NULL
);
998 BFD_ASSERT (off
!= (bfd_vma
) -1);
1000 if (! elf_hash_table (info
)->dynamic_sections_created
)
1002 /* This is actually a static link. We must
1003 initialize this entry in the global offset table.
1004 Since the offset must always be a multiple of 4,
1005 we use the least significant bit to record
1006 whether we have initialized it already.
1008 When doing a dynamic link, we create a .rela.got
1009 relocation entry to initialize the value. This
1010 is done in the finish_dynamic_symbol routine. */
1015 bfd_put_32 (output_bfd
, relocation
,
1016 sgot
->contents
+ off
);
1021 relocation
= sgot
->output_offset
+ off
;
1027 BFD_ASSERT (local_got_offsets
!= NULL
1028 && local_got_offsets
[r_symndx
] != (bfd_vma
) -1);
1030 off
= local_got_offsets
[r_symndx
];
1032 /* The offset must always be a multiple of 4. We use
1033 the least significant bit to record whether we have
1034 already processed this entry. */
1039 bfd_put_32 (output_bfd
, relocation
, sgot
->contents
+ off
);
1044 Elf_Internal_Rela outrel
;
1046 /* We need to generate a R_SPARC_RELATIVE reloc
1047 for the dynamic linker. */
1048 srelgot
= bfd_get_section_by_name (dynobj
, ".rela.got");
1049 BFD_ASSERT (srelgot
!= NULL
);
1051 outrel
.r_offset
= (sgot
->output_section
->vma
1052 + sgot
->output_offset
1054 outrel
.r_info
= ELF32_R_INFO (0, R_SPARC_RELATIVE
);
1055 outrel
.r_addend
= 0;
1056 bfd_elf32_swap_reloca_out (output_bfd
, &outrel
,
1057 (((Elf32_External_Rela
*)
1059 + srelgot
->reloc_count
));
1060 ++srelgot
->reloc_count
;
1063 local_got_offsets
[r_symndx
] |= 1;
1066 relocation
= sgot
->output_offset
+ off
;
1071 case R_SPARC_WPLT30
:
1072 /* Relocation is to the entry for this symbol in the
1073 procedure linkage table. */
1074 BFD_ASSERT (h
!= NULL
);
1076 if (h
->plt_offset
== (bfd_vma
) -1)
1078 /* We didn't make a PLT entry for this symbol. This
1079 happens when statically linking PIC code. */
1085 splt
= bfd_get_section_by_name (dynobj
, ".plt");
1086 BFD_ASSERT (splt
!= NULL
);
1089 relocation
= (splt
->output_section
->vma
1090 + splt
->output_offset
1097 && strcmp (h
->root
.root
.string
, "_GLOBAL_OFFSET_TABLE_") == 0)
1104 case R_SPARC_DISP16
:
1105 case R_SPARC_DISP32
:
1106 case R_SPARC_WDISP30
:
1107 case R_SPARC_WDISP22
:
1114 && (input_section
->flags
& SEC_ALLOC
) != 0)
1116 Elf_Internal_Rela outrel
;
1118 /* When generating a shared object, these relocations
1119 are copied into the output file to be resolved at run
1126 name
= (elf_string_from_elf_section
1128 elf_elfheader (input_bfd
)->e_shstrndx
,
1129 elf_section_data (input_section
)->rel_hdr
.sh_name
));
1133 BFD_ASSERT (strncmp (name
, ".rela", 5) == 0
1134 && strcmp (bfd_get_section_name (input_bfd
,
1138 sreloc
= bfd_get_section_by_name (dynobj
, name
);
1139 BFD_ASSERT (sreloc
!= NULL
);
1142 outrel
.r_offset
= (rel
->r_offset
1143 + input_section
->output_section
->vma
1144 + input_section
->output_offset
);
1147 BFD_ASSERT (h
->dynindx
!= -1);
1148 outrel
.r_info
= ELF32_R_INFO (h
->dynindx
, r_type
);
1149 outrel
.r_addend
= 0;
1155 sym
= local_syms
+ r_symndx
;
1157 /* If this isn't a section symbol, we need to map it
1158 to something that is going to be put into the
1159 dynamic symbols. The case will probably never
1161 BFD_ASSERT (ELF_ST_TYPE (sym
->st_info
) == STT_SECTION
);
1163 sec
= local_sections
[r_symndx
];
1164 if (sec
!= NULL
&& bfd_is_abs_section (sec
))
1166 else if (sec
== NULL
|| sec
->owner
== NULL
)
1168 bfd_set_error (bfd_error_bad_value
);
1173 indx
= sec
->output_section
->target_index
;
1178 outrel
.r_info
= ELF32_R_INFO (indx
, r_type
);
1179 outrel
.r_addend
= sec
->output_offset
+ sym
->st_value
;
1182 bfd_elf32_swap_reloca_out (output_bfd
, &outrel
,
1183 (((Elf32_External_Rela
*)
1185 + sreloc
->reloc_count
));
1186 ++sreloc
->reloc_count
;
1188 /* This reloc will be computed at runtime, so there's no
1189 need to do anything now. */
1197 r
= _bfd_final_link_relocate (howto
, input_bfd
, input_section
,
1198 contents
, rel
->r_offset
,
1199 relocation
, rel
->r_addend
);
1201 if (r
!= bfd_reloc_ok
)
1206 case bfd_reloc_outofrange
:
1208 case bfd_reloc_overflow
:
1213 name
= h
->root
.root
.string
;
1216 name
= elf_string_from_elf_section (input_bfd
,
1217 symtab_hdr
->sh_link
,
1222 name
= bfd_section_name (input_bfd
, sec
);
1224 if (! ((*info
->callbacks
->reloc_overflow
)
1225 (info
, name
, howto
->name
, (bfd_vma
) 0,
1226 input_bfd
, input_section
, rel
->r_offset
)))
1237 /* Finish up dynamic symbol handling. We set the contents of various
1238 dynamic sections here. */
1241 elf32_sparc_finish_dynamic_symbol (output_bfd
, info
, h
, sym
)
1243 struct bfd_link_info
*info
;
1244 struct elf_link_hash_entry
*h
;
1245 Elf_Internal_Sym
*sym
;
1249 dynobj
= elf_hash_table (info
)->dynobj
;
1251 if (h
->plt_offset
!= (bfd_vma
) -1)
1255 Elf_Internal_Rela rela
;
1257 /* This symbol has an entry in the procedure linkage table. Set
1260 BFD_ASSERT (h
->dynindx
!= -1);
1262 splt
= bfd_get_section_by_name (dynobj
, ".plt");
1263 srela
= bfd_get_section_by_name (dynobj
, ".rela.plt");
1264 BFD_ASSERT (splt
!= NULL
&& srela
!= NULL
);
1266 /* Fill in the entry in the procedure linkage table. */
1267 bfd_put_32 (output_bfd
,
1268 PLT_ENTRY_WORD0
+ h
->plt_offset
,
1269 splt
->contents
+ h
->plt_offset
);
1270 bfd_put_32 (output_bfd
,
1272 + (((- (h
->plt_offset
+ 4)) >> 2) & 0x3fffff)),
1273 splt
->contents
+ h
->plt_offset
+ 4);
1274 bfd_put_32 (output_bfd
, PLT_ENTRY_WORD2
,
1275 splt
->contents
+ h
->plt_offset
+ 8);
1277 /* Fill in the entry in the .rela.plt section. */
1278 rela
.r_offset
= (splt
->output_section
->vma
1279 + splt
->output_offset
1281 rela
.r_info
= ELF32_R_INFO (h
->dynindx
, R_SPARC_JMP_SLOT
);
1283 bfd_elf32_swap_reloca_out (output_bfd
, &rela
,
1284 ((Elf32_External_Rela
*) srela
->contents
1285 + h
->plt_offset
/ PLT_ENTRY_SIZE
- 4));
1287 if ((h
->elf_link_hash_flags
& ELF_LINK_HASH_DEF_REGULAR
) == 0)
1289 /* Mark the symbol as undefined, rather than as defined in
1290 the .plt section. Leave the value alone. */
1291 sym
->st_shndx
= SHN_UNDEF
;
1295 if (h
->got_offset
!= (bfd_vma
) -1)
1299 Elf_Internal_Rela rela
;
1301 /* This symbol has an entry in the global offset table. Set it
1304 BFD_ASSERT (h
->dynindx
!= -1);
1306 sgot
= bfd_get_section_by_name (dynobj
, ".got");
1307 srela
= bfd_get_section_by_name (dynobj
, ".rela.got");
1308 BFD_ASSERT (sgot
!= NULL
&& srela
!= NULL
);
1310 bfd_put_32 (output_bfd
, (bfd_vma
) 0, sgot
->contents
+ h
->got_offset
);
1312 rela
.r_offset
= (sgot
->output_section
->vma
1313 + sgot
->output_offset
1315 rela
.r_info
= ELF32_R_INFO (h
->dynindx
, R_SPARC_GLOB_DAT
);
1317 bfd_elf32_swap_reloca_out (output_bfd
, &rela
,
1318 ((Elf32_External_Rela
*) srela
->contents
1319 + srela
->reloc_count
));
1320 ++srela
->reloc_count
;
1323 if ((h
->elf_link_hash_flags
& ELF_LINK_HASH_NEEDS_COPY
) != 0)
1326 Elf_Internal_Rela rela
;
1328 /* This symbols needs a copy reloc. Set it up. */
1330 BFD_ASSERT (h
->dynindx
!= -1);
1332 s
= bfd_get_section_by_name (h
->root
.u
.def
.section
->owner
,
1334 BFD_ASSERT (s
!= NULL
);
1336 rela
.r_offset
= (h
->root
.u
.def
.value
1337 + h
->root
.u
.def
.section
->output_section
->vma
1338 + h
->root
.u
.def
.section
->output_offset
);
1339 rela
.r_info
= ELF32_R_INFO (h
->dynindx
, R_SPARC_COPY
);
1341 bfd_elf32_swap_reloca_out (output_bfd
, &rela
,
1342 ((Elf32_External_Rela
*) s
->contents
1347 /* Mark some specially defined symbols as absolute. */
1348 if (strcmp (h
->root
.root
.string
, "_DYNAMIC") == 0
1349 || strcmp (h
->root
.root
.string
, "_GLOBAL_OFFSET_TABLE_") == 0
1350 || strcmp (h
->root
.root
.string
, "_PROCEDURE_LINKAGE_TABLE_") == 0)
1351 sym
->st_shndx
= SHN_ABS
;
1356 /* Finish up the dynamic sections. */
1359 elf32_sparc_finish_dynamic_sections (output_bfd
, info
)
1361 struct bfd_link_info
*info
;
1367 dynobj
= elf_hash_table (info
)->dynobj
;
1369 sdyn
= bfd_get_section_by_name (dynobj
, ".dynamic");
1371 if (elf_hash_table (info
)->dynamic_sections_created
)
1374 Elf32_External_Dyn
*dyncon
, *dynconend
;
1376 splt
= bfd_get_section_by_name (dynobj
, ".plt");
1377 BFD_ASSERT (splt
!= NULL
&& sdyn
!= NULL
);
1379 dyncon
= (Elf32_External_Dyn
*) sdyn
->contents
;
1380 dynconend
= (Elf32_External_Dyn
*) (sdyn
->contents
+ sdyn
->_raw_size
);
1381 for (; dyncon
< dynconend
; dyncon
++)
1383 Elf_Internal_Dyn dyn
;
1387 bfd_elf32_swap_dyn_in (dynobj
, dyncon
, &dyn
);
1391 case DT_PLTGOT
: name
= ".plt"; size
= false; break;
1392 case DT_PLTRELSZ
: name
= ".rela.plt"; size
= true; break;
1393 case DT_JMPREL
: name
= ".rela.plt"; size
= false; break;
1394 default: name
= NULL
; size
= false; break;
1401 s
= bfd_get_section_by_name (output_bfd
, name
);
1402 BFD_ASSERT (s
!= NULL
);
1404 dyn
.d_un
.d_ptr
= s
->vma
;
1407 if (s
->_cooked_size
!= 0)
1408 dyn
.d_un
.d_val
= s
->_cooked_size
;
1410 dyn
.d_un
.d_val
= s
->_raw_size
;
1412 bfd_elf32_swap_dyn_out (output_bfd
, &dyn
, dyncon
);
1416 /* Clear the first four entries in the procedure linkage table,
1417 and put a nop in the last four bytes. */
1418 if (splt
->_raw_size
> 0)
1420 memset (splt
->contents
, 0, 4 * PLT_ENTRY_SIZE
);
1421 bfd_put_32 (output_bfd
, SPARC_NOP
,
1422 splt
->contents
+ splt
->_raw_size
- 4);
1425 elf_section_data (splt
->output_section
)->this_hdr
.sh_entsize
=
1429 /* Set the first entry in the global offset table to the address of
1430 the dynamic section. */
1431 sgot
= bfd_get_section_by_name (dynobj
, ".got");
1432 BFD_ASSERT (sgot
!= NULL
);
1433 if (sgot
->_raw_size
> 0)
1436 bfd_put_32 (output_bfd
, (bfd_vma
) 0, sgot
->contents
);
1438 bfd_put_32 (output_bfd
,
1439 sdyn
->output_section
->vma
+ sdyn
->output_offset
,
1443 elf_section_data (sgot
->output_section
)->this_hdr
.sh_entsize
= 4;
1448 #define TARGET_BIG_SYM bfd_elf32_sparc_vec
1449 #define TARGET_BIG_NAME "elf32-sparc"
1450 #define ELF_ARCH bfd_arch_sparc
1451 #define ELF_MACHINE_CODE EM_SPARC
1452 #define ELF_MAXPAGESIZE 0x10000
1453 #define elf_backend_create_dynamic_sections \
1454 elf32_sparc_create_dynamic_sections
1455 #define elf_backend_check_relocs elf32_sparc_check_relocs
1456 #define elf_backend_adjust_dynamic_symbol \
1457 elf32_sparc_adjust_dynamic_symbol
1458 #define elf_backend_size_dynamic_sections \
1459 elf32_sparc_size_dynamic_sections
1460 #define elf_backend_relocate_section elf32_sparc_relocate_section
1461 #define elf_backend_finish_dynamic_symbol \
1462 elf32_sparc_finish_dynamic_symbol
1463 #define elf_backend_finish_dynamic_sections \
1464 elf32_sparc_finish_dynamic_sections
1466 #include "elf32-target.h"