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-rw-r--r--bfd/ChangeLog51
-rw-r--r--bfd/elf-bfd.h25
-rw-r--r--bfd/elf-m10300.c20
-rw-r--r--bfd/elf32-arm.h2
-rw-r--r--bfd/elf32-cris.c2
-rw-r--r--bfd/elf32-frv.c18
-rw-r--r--bfd/elf32-hppa.c2
-rw-r--r--bfd/elf32-i370.c4
-rw-r--r--bfd/elf32-i386.c2
-rw-r--r--bfd/elf32-m32r.c2
-rw-r--r--bfd/elf32-m68k.c2
-rw-r--r--bfd/elf32-ppc.c2
-rw-r--r--bfd/elf32-s390.c2
-rw-r--r--bfd/elf32-sh.c2
-rw-r--r--bfd/elf32-sparc.c2
-rw-r--r--bfd/elf32-vax.c2
-rw-r--r--bfd/elf32-xtensa.c2
-rw-r--r--bfd/elf64-alpha.c2
-rw-r--r--bfd/elf64-hppa.c5
-rw-r--r--bfd/elf64-ppc.c2
-rw-r--r--bfd/elf64-s390.c2
-rw-r--r--bfd/elf64-sh64.c22
-rw-r--r--bfd/elf64-sparc.c4
-rw-r--r--bfd/elf64-x86-64.c2
-rw-r--r--bfd/elfcode.h1
-rw-r--r--bfd/elflink.c1228
-rw-r--r--bfd/elflink.h1232
-rw-r--r--bfd/elfxx-ia64.c2
-rw-r--r--bfd/elfxx-mips.c11
-rw-r--r--ld/ChangeLog5
-rw-r--r--ld/emultempl/elf32.em2
31 files changed, 1364 insertions, 1298 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 6560ebc..2a19c49 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,54 @@
+2004-03-25 Alan Modra <amodra@bigpond.net.au>
+
+ * elflink.h (elf_link_add_object_symbols): Add DT_NEEDED for as-needed
+ and chained shared libs only if dynsym. Clear dynsym on forced-local.
+
+ * elf-bfd.h (_bfd_elf_add_dynamic_entry): Declare.
+ (bfd_elf32_add_dynamic_entry, bfd_elf64_add_dynamic_entry): Delete.
+ (_bfd_elf_add_dt_needed_tag): Declare.
+ (_bfd_elf_sort_symbol): Declare.
+ (_bfd_elf_finalize_dynstr): Declare.
+ (RELOC_FOR_GLOBAL_SYM): Formatting.
+ * elfcode.h (elf_add_dynamic_entry): Delete.
+ * elflink.c (_bfd_elf_add_dynamic_entry): New function. Corresponding
+ elflink.h function converted to use elf_size_info.
+ (_bfd_elf_add_dt_needed_tag): Likewise.
+ (_bfd_elf_sort_symbol): Likewise.
+ (_bfd_elf_finalize_dynstr): Likewise.
+ (compute_bucket_count): Likewise.
+ (bfd_elf_size_dynamic_sections): Likewise. Check result of
+ _bfd_elf_strtab_add before calling _bfd_elf_strtab_addref.
+ (elf_adjust_dynstr_offsets, elf_collect_hash_codes): Moved from..
+ * elflink.h: ..here.
+ (sort_symbol, add_dt_needed_tag): Delete.
+ (elf_add_dynamic_entry, elf_finalize_dynstr): Delete.
+ (compute_bucket_count, NAME(bfd_elf,size_dynamic_sections)): Delete.
+ Update all users.
+ * elf32-arm.h (add_dynamic_entry): Update. Remove casts.
+ * elf32-cris.c (add_dynamic_entry): Likewise.
+ * elf32-hppa.c (add_dynamic_entry): Likewise.
+ * elf32-i370.c (add_dynamic_entry): Likewise.
+ * elf32-i386.c (add_dynamic_entry): Likewise.
+ * elf32-m32r.c (add_dynamic_entry): Likewise.
+ * elf32-m68k.c (add_dynamic_entry): Likewise.
+ * elf32-ppc.c (add_dynamic_entry): Likewise.
+ * elf32-s390.c (add_dynamic_entry): Likewise.
+ * elf32-sh.c (add_dynamic_entry): Likewise.
+ * elf32-sparc.c (add_dynamic_entry): Likewise.
+ * elf32-vax.c (add_dynamic_entry): Likewise.
+ * elf32-xtensa.c (add_dynamic_entry): Likewise.
+ * elf64-alpha.c (add_dynamic_entry): Likewise.
+ * elf64-hppa.c (add_dynamic_entry): Likewise.
+ * elf64-ppc.c (add_dynamic_entry): Likewise.
+ * elf64-s390.c (add_dynamic_entry): Likewise.
+ * elf64-sparc.c (add_dynamic_entry): Likewise.
+ * elf64-x86-64.c (add_dynamic_entry): Likewise.
+ * elfxx-ia64.c (add_dynamic_entry): Likewise.
+ * elfxx-mips.c (MIPS_ELF_ADD_DYNAMIC_ENTRY): Likewise.
+ * elf-m10300.c (_bfd_mn10300_elf_size_dynamic_sections): Likewise.
+ * elf32-frv.c (elf32_frv_size_dynamic_sections): Likewise.
+ * elf64-sh64.c (sh64_elf64_size_dynamic_sections): Likewise.
+
2004-03-23 Paul Brook <paul@codesourcery.com>
* elf32-arm.h (arm_print_private_bfd_data): Add EABI v3.
diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h
index cd51e32..c2cd537 100644
--- a/bfd/elf-bfd.h
+++ b/bfd/elf-bfd.h
@@ -1593,8 +1593,6 @@ extern void bfd_elf32_write_relocs
(bfd *, asection *, void *);
extern bfd_boolean bfd_elf32_slurp_reloc_table
(bfd *, asection *, asymbol **, bfd_boolean);
-extern bfd_boolean bfd_elf32_add_dynamic_entry
- (struct bfd_link_info *, bfd_vma, bfd_vma);
extern const bfd_target *bfd_elf64_object_p
(bfd *);
@@ -1641,8 +1639,15 @@ extern void bfd_elf64_write_relocs
(bfd *, asection *, void *);
extern bfd_boolean bfd_elf64_slurp_reloc_table
(bfd *, asection *, asymbol **, bfd_boolean);
-extern bfd_boolean bfd_elf64_add_dynamic_entry
+
+extern bfd_boolean _bfd_elf_add_dynamic_entry
(struct bfd_link_info *, bfd_vma, bfd_vma);
+extern int _bfd_elf_add_dt_needed_tag
+ (struct bfd_link_info *, const char *, bfd_boolean);
+extern int _bfd_elf_sort_symbol
+ (const void *, const void *);
+extern bfd_boolean _bfd_elf_finalize_dynstr
+ (bfd *, struct bfd_link_info *);
#define bfd_elf32_link_record_dynamic_symbol \
_bfd_elf_link_record_dynamic_symbol
@@ -1762,12 +1767,14 @@ extern bfd_boolean _sh_elf_set_mach_from_flags
; \
else \
{ \
- if (! info->callbacks->undefined_symbol \
- (info, h->root.root.string, input_bfd, \
- input_section, rel->r_offset, \
- (info->unresolved_syms_in_objects == RM_GENERATE_ERROR \
- || ELF_ST_VISIBILITY (h->other)) \
- )) \
+ bfd_boolean err; \
+ err = (info->unresolved_syms_in_objects == RM_GENERATE_ERROR \
+ || ELF_ST_VISIBILITY (h->other) != STV_DEFAULT); \
+ if (!info->callbacks->undefined_symbol (info, \
+ h->root.root.string, \
+ input_bfd, \
+ input_section, \
+ rel->r_offset, err)) \
return FALSE; \
warned = TRUE; \
} \
diff --git a/bfd/elf-m10300.c b/bfd/elf-m10300.c
index a132794..8277bae 100644
--- a/bfd/elf-m10300.c
+++ b/bfd/elf-m10300.c
@@ -4491,31 +4491,31 @@ _bfd_mn10300_elf_size_dynamic_sections (output_bfd, info)
in by the dynamic linker and used by the debugger. */
if (! info->shared)
{
- if (! bfd_elf32_add_dynamic_entry (info, DT_DEBUG, 0))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_DEBUG, 0))
return FALSE;
}
if (plt)
{
- if (! bfd_elf32_add_dynamic_entry (info, DT_PLTGOT, 0)
- || ! bfd_elf32_add_dynamic_entry (info, DT_PLTRELSZ, 0)
- || ! bfd_elf32_add_dynamic_entry (info, DT_PLTREL, DT_RELA)
- || ! bfd_elf32_add_dynamic_entry (info, DT_JMPREL, 0))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_PLTGOT, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_PLTRELSZ, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_PLTREL, DT_RELA)
+ || !_bfd_elf_add_dynamic_entry (info, DT_JMPREL, 0))
return FALSE;
}
if (relocs)
{
- if (! bfd_elf32_add_dynamic_entry (info, DT_RELA, 0)
- || ! bfd_elf32_add_dynamic_entry (info, DT_RELASZ, 0)
- || ! bfd_elf32_add_dynamic_entry (info, DT_RELAENT,
- sizeof (Elf32_External_Rela)))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_RELA, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_RELASZ, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_RELAENT,
+ sizeof (Elf32_External_Rela)))
return FALSE;
}
if (reltext)
{
- if (! bfd_elf32_add_dynamic_entry (info, DT_TEXTREL, 0))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_TEXTREL, 0))
return FALSE;
}
}
diff --git a/bfd/elf32-arm.h b/bfd/elf32-arm.h
index 33f85bd..89540f0 100644
--- a/bfd/elf32-arm.h
+++ b/bfd/elf32-arm.h
@@ -3665,7 +3665,7 @@ elf32_arm_size_dynamic_sections (output_bfd, info)
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (!info->shared)
{
diff --git a/bfd/elf32-cris.c b/bfd/elf32-cris.c
index b851392..b405d9e 100644
--- a/bfd/elf32-cris.c
+++ b/bfd/elf32-cris.c
@@ -2809,7 +2809,7 @@ elf_cris_size_dynamic_sections (output_bfd, info)
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (!info->shared)
{
diff --git a/bfd/elf32-frv.c b/bfd/elf32-frv.c
index eedc55d..46a5ea4 100644
--- a/bfd/elf32-frv.c
+++ b/bfd/elf32-frv.c
@@ -1,5 +1,5 @@
/* FRV-specific support for 32-bit ELF.
- Copyright 2002, 2003 Free Software Foundation, Inc.
+ Copyright 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
@@ -3536,20 +3536,20 @@ elf32_frv_size_dynamic_sections (bfd *output_bfd,
if (elf_hash_table (info)->dynamic_sections_created)
{
if (frv_got_section (info)->_raw_size)
- if (! bfd_elf32_add_dynamic_entry (info, DT_PLTGOT, 0))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_PLTGOT, 0))
return FALSE;
if (frv_pltrel_section (info)->_raw_size)
- if (! bfd_elf32_add_dynamic_entry (info, DT_PLTRELSZ, 0)
- || ! bfd_elf32_add_dynamic_entry (info, DT_PLTREL, DT_REL)
- || ! bfd_elf32_add_dynamic_entry (info, DT_JMPREL, 0))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_PLTRELSZ, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_PLTREL, DT_REL)
+ || !_bfd_elf_add_dynamic_entry (info, DT_JMPREL, 0))
return FALSE;
if (frv_gotrel_section (info)->_raw_size)
- if (! bfd_elf32_add_dynamic_entry (info, DT_REL, 0)
- || ! bfd_elf32_add_dynamic_entry (info, DT_RELSZ, 0)
- || ! bfd_elf32_add_dynamic_entry (info, DT_RELENT,
- sizeof (Elf32_External_Rel)))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_REL, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_RELSZ, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_RELENT,
+ sizeof (Elf32_External_Rel)))
return FALSE;
}
diff --git a/bfd/elf32-hppa.c b/bfd/elf32-hppa.c
index 63b98e5..cffd194 100644
--- a/bfd/elf32-hppa.c
+++ b/bfd/elf32-hppa.c
@@ -2241,7 +2241,7 @@ elf32_hppa_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
communicate the LTP value of a load module to the dynamic
linker. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (!add_dynamic_entry (DT_PLTGOT, 0))
return FALSE;
diff --git a/bfd/elf32-i370.c b/bfd/elf32-i370.c
index 57854c8..dd84b2d 100644
--- a/bfd/elf32-i370.c
+++ b/bfd/elf32-i370.c
@@ -1,5 +1,5 @@
/* i370-specific support for 32-bit ELF
- Copyright 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2002, 2003
+ Copyright 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2002, 2003, 2004
Free Software Foundation, Inc.
Written by Ian Lance Taylor, Cygnus Support.
Hacked by Linas Vepstas for i370 linas@linas.org
@@ -791,7 +791,7 @@ i370_elf_size_dynamic_sections (output_bfd, info)
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (!info->shared)
{
diff --git a/bfd/elf32-i386.c b/bfd/elf32-i386.c
index 8f30bb2..f1c27d0 100644
--- a/bfd/elf32-i386.c
+++ b/bfd/elf32-i386.c
@@ -1895,7 +1895,7 @@ elf_i386_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (TAG), (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (info->executable)
{
diff --git a/bfd/elf32-m32r.c b/bfd/elf32-m32r.c
index e3c6ffb..605abcf 100644
--- a/bfd/elf32-m32r.c
+++ b/bfd/elf32-m32r.c
@@ -2442,7 +2442,7 @@ printf("m32r_elf_size_dynamic_sections()\n");
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (! info->shared)
{
diff --git a/bfd/elf32-m68k.c b/bfd/elf32-m68k.c
index f1bdd1a..9864ef2 100644
--- a/bfd/elf32-m68k.c
+++ b/bfd/elf32-m68k.c
@@ -1247,7 +1247,7 @@ elf_m68k_size_dynamic_sections (output_bfd, info)
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (!info->shared)
{
diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c
index 5798eca..0195454 100644
--- a/bfd/elf32-ppc.c
+++ b/bfd/elf32-ppc.c
@@ -3470,7 +3470,7 @@ ppc_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (TAG), (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (info->executable)
{
diff --git a/bfd/elf32-s390.c b/bfd/elf32-s390.c
index bb88dff..eabd070 100644
--- a/bfd/elf32-s390.c
+++ b/bfd/elf32-s390.c
@@ -2157,7 +2157,7 @@ elf_s390_size_dynamic_sections (output_bfd, info)
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (info->executable)
{
diff --git a/bfd/elf32-sh.c b/bfd/elf32-sh.c
index 28a2fcc..3ec6638 100644
--- a/bfd/elf32-sh.c
+++ b/bfd/elf32-sh.c
@@ -4620,7 +4620,7 @@ sh_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (info->executable)
{
diff --git a/bfd/elf32-sparc.c b/bfd/elf32-sparc.c
index 0f8afe0..9f8f9ab 100644
--- a/bfd/elf32-sparc.c
+++ b/bfd/elf32-sparc.c
@@ -2027,7 +2027,7 @@ elf32_sparc_size_dynamic_sections (output_bfd, info)
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (info->executable)
{
diff --git a/bfd/elf32-vax.c b/bfd/elf32-vax.c
index d2d5905..e6dc4a0 100644
--- a/bfd/elf32-vax.c
+++ b/bfd/elf32-vax.c
@@ -1297,7 +1297,7 @@ elf_vax_size_dynamic_sections (output_bfd, info)
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (!info->shared)
{
diff --git a/bfd/elf32-xtensa.c b/bfd/elf32-xtensa.c
index c376a17..6cb987c 100644
--- a/bfd/elf32-xtensa.c
+++ b/bfd/elf32-xtensa.c
@@ -1334,7 +1334,7 @@ elf_xtensa_size_dynamic_sections (output_bfd, info)
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (! info->shared)
{
diff --git a/bfd/elf64-alpha.c b/bfd/elf64-alpha.c
index 22c12c0..c84dddf 100644
--- a/bfd/elf64-alpha.c
+++ b/bfd/elf64-alpha.c
@@ -4094,7 +4094,7 @@ elf64_alpha_size_dynamic_sections (output_bfd, info)
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf64_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (info->executable)
{
diff --git a/bfd/elf64-hppa.c b/bfd/elf64-hppa.c
index 5bc9309..d64eca2 100644
--- a/bfd/elf64-hppa.c
+++ b/bfd/elf64-hppa.c
@@ -1,5 +1,6 @@
/* Support for HPPA 64-bit ELF
- Copyright 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+ Copyright 1999, 2000, 2001, 2002, 2003, 2004
+ Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
@@ -1832,7 +1833,7 @@ elf64_hppa_size_dynamic_sections (output_bfd, info)
the PLT, it is how we communicate the __gp value of a load
module to the dynamic linker. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf64_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (!add_dynamic_entry (DT_HP_DLD_FLAGS, 0)
|| !add_dynamic_entry (DT_PLTGOT, 0))
diff --git a/bfd/elf64-ppc.c b/bfd/elf64-ppc.c
index d8f0b5e..cf15f92 100644
--- a/bfd/elf64-ppc.c
+++ b/bfd/elf64-ppc.c
@@ -6065,7 +6065,7 @@ ppc64_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf64_add_dynamic_entry (info, (TAG), (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (info->executable)
{
diff --git a/bfd/elf64-s390.c b/bfd/elf64-s390.c
index 3bf26bc..c35c0a9 100644
--- a/bfd/elf64-s390.c
+++ b/bfd/elf64-s390.c
@@ -2127,7 +2127,7 @@ elf_s390_size_dynamic_sections (output_bfd, info)
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf64_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (info->executable)
{
diff --git a/bfd/elf64-sh64.c b/bfd/elf64-sh64.c
index 03196c5..652a4f8 100644
--- a/bfd/elf64-sh64.c
+++ b/bfd/elf64-sh64.c
@@ -1,5 +1,5 @@
/* SuperH SH64-specific support for 64-bit ELF
- Copyright 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+ Copyright 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
@@ -3728,31 +3728,31 @@ sh64_elf64_size_dynamic_sections (bfd *output_bfd,
dynamic linker and used by the debugger. */
if (info->executable)
{
- if (! bfd_elf64_add_dynamic_entry (info, DT_DEBUG, 0))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_DEBUG, 0))
return FALSE;
}
if (plt)
{
- if (! bfd_elf64_add_dynamic_entry (info, DT_PLTGOT, 0)
- || ! bfd_elf64_add_dynamic_entry (info, DT_PLTRELSZ, 0)
- || ! bfd_elf64_add_dynamic_entry (info, DT_PLTREL, DT_RELA)
- || ! bfd_elf64_add_dynamic_entry (info, DT_JMPREL, 0))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_PLTGOT, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_PLTRELSZ, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_PLTREL, DT_RELA)
+ || !_bfd_elf_add_dynamic_entry (info, DT_JMPREL, 0))
return FALSE;
}
if (relocs)
{
- if (! bfd_elf64_add_dynamic_entry (info, DT_RELA, 0)
- || ! bfd_elf64_add_dynamic_entry (info, DT_RELASZ, 0)
- || ! bfd_elf64_add_dynamic_entry (info, DT_RELAENT,
- sizeof (Elf64_External_Rela)))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_RELA, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_RELASZ, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_RELAENT,
+ sizeof (Elf64_External_Rela)))
return FALSE;
}
if (reltext)
{
- if (! bfd_elf64_add_dynamic_entry (info, DT_TEXTREL, 0))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_TEXTREL, 0))
return FALSE;
}
}
diff --git a/bfd/elf64-sparc.c b/bfd/elf64-sparc.c
index 001f3a5..219a434 100644
--- a/bfd/elf64-sparc.c
+++ b/bfd/elf64-sparc.c
@@ -1,6 +1,6 @@
/* SPARC-specific support for 64-bit ELF
Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
- 2003 Free Software Foundation, Inc.
+ 2003, 2004 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
@@ -1876,7 +1876,7 @@ sparc64_elf_size_dynamic_sections (output_bfd, info)
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf64_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
int reg;
struct sparc64_elf_app_reg * app_regs;
diff --git a/bfd/elf64-x86-64.c b/bfd/elf64-x86-64.c
index 528f7a8..1aadfe5 100644
--- a/bfd/elf64-x86-64.c
+++ b/bfd/elf64-x86-64.c
@@ -1683,7 +1683,7 @@ elf64_x86_64_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf64_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (info->executable)
{
diff --git a/bfd/elfcode.h b/bfd/elfcode.h
index 87d96fa..6f8ddc6 100644
--- a/bfd/elfcode.h
+++ b/bfd/elfcode.h
@@ -116,7 +116,6 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#define elf_no_info_to_howto_rel NAME(bfd_elf,no_info_to_howto_rel)
#define elf_find_section NAME(bfd_elf,find_section)
#define elf_bfd_link_add_symbols NAME(bfd_elf,bfd_link_add_symbols)
-#define elf_add_dynamic_entry NAME(bfd_elf,add_dynamic_entry)
#define elf_write_shdrs_and_ehdr NAME(bfd_elf,write_shdrs_and_ehdr)
#define elf_write_out_phdrs NAME(bfd_elf,write_out_phdrs)
#define elf_write_relocs NAME(bfd_elf,write_relocs)
diff --git a/bfd/elflink.c b/bfd/elflink.c
index 39bf46f..fce550d 100644
--- a/bfd/elflink.c
+++ b/bfd/elflink.c
@@ -2585,6 +2585,262 @@ elf_link_is_defined_archive_symbol (bfd * abfd, carsym * symdef)
return result;
}
+/* Add an entry to the .dynamic table. */
+
+bfd_boolean
+_bfd_elf_add_dynamic_entry (struct bfd_link_info *info,
+ bfd_vma tag,
+ bfd_vma val)
+{
+ struct elf_link_hash_table *hash_table;
+ const struct elf_backend_data *bed;
+ asection *s;
+ bfd_size_type newsize;
+ bfd_byte *newcontents;
+ Elf_Internal_Dyn dyn;
+
+ hash_table = elf_hash_table (info);
+ if (! is_elf_hash_table (hash_table))
+ return FALSE;
+
+ bed = get_elf_backend_data (hash_table->dynobj);
+ s = bfd_get_section_by_name (hash_table->dynobj, ".dynamic");
+ BFD_ASSERT (s != NULL);
+
+ newsize = s->_raw_size + bed->s->sizeof_dyn;
+ newcontents = bfd_realloc (s->contents, newsize);
+ if (newcontents == NULL)
+ return FALSE;
+
+ dyn.d_tag = tag;
+ dyn.d_un.d_val = val;
+ bed->s->swap_dyn_out (hash_table->dynobj, &dyn, newcontents + s->_raw_size);
+
+ s->_raw_size = newsize;
+ s->contents = newcontents;
+
+ return TRUE;
+}
+
+/* Add a DT_NEEDED entry for this dynamic object if DO_IT is true,
+ otherwise just check whether one already exists. Returns -1 on error,
+ 1 if a DT_NEEDED tag already exists, and 0 on success. */
+
+int
+_bfd_elf_add_dt_needed_tag (struct bfd_link_info *info,
+ const char *soname,
+ bfd_boolean do_it)
+{
+ struct elf_link_hash_table *hash_table;
+ bfd_size_type oldsize;
+ bfd_size_type strindex;
+
+ hash_table = elf_hash_table (info);
+ oldsize = _bfd_elf_strtab_size (hash_table->dynstr);
+ strindex = _bfd_elf_strtab_add (hash_table->dynstr, soname, FALSE);
+ if (strindex == (bfd_size_type) -1)
+ return -1;
+
+ if (oldsize == _bfd_elf_strtab_size (hash_table->dynstr))
+ {
+ asection *sdyn;
+ const struct elf_backend_data *bed;
+ bfd_byte *extdyn;
+
+ bed = get_elf_backend_data (hash_table->dynobj);
+ sdyn = bfd_get_section_by_name (hash_table->dynobj, ".dynamic");
+ BFD_ASSERT (sdyn != NULL);
+
+ for (extdyn = sdyn->contents;
+ extdyn < sdyn->contents + sdyn->_raw_size;
+ extdyn += bed->s->sizeof_dyn)
+ {
+ Elf_Internal_Dyn dyn;
+
+ bed->s->swap_dyn_in (hash_table->dynobj, extdyn, &dyn);
+ if (dyn.d_tag == DT_NEEDED
+ && dyn.d_un.d_val == strindex)
+ {
+ _bfd_elf_strtab_delref (hash_table->dynstr, strindex);
+ return 1;
+ }
+ }
+ }
+
+ if (do_it)
+ {
+ if (!_bfd_elf_add_dynamic_entry (info, DT_NEEDED, strindex))
+ return -1;
+ }
+ else
+ /* We were just checking for existence of the tag. */
+ _bfd_elf_strtab_delref (hash_table->dynstr, strindex);
+
+ return 0;
+}
+
+/* Sort symbol by value and section. */
+int
+_bfd_elf_sort_symbol (const void *arg1, const void *arg2)
+{
+ const struct elf_link_hash_entry *h1;
+ const struct elf_link_hash_entry *h2;
+ bfd_signed_vma vdiff;
+
+ h1 = *(const struct elf_link_hash_entry **) arg1;
+ h2 = *(const struct elf_link_hash_entry **) arg2;
+ vdiff = h1->root.u.def.value - h2->root.u.def.value;
+ if (vdiff != 0)
+ return vdiff > 0 ? 1 : -1;
+ else
+ {
+ long sdiff = h1->root.u.def.section - h2->root.u.def.section;
+ if (sdiff != 0)
+ return sdiff > 0 ? 1 : -1;
+ }
+ return 0;
+}
+
+/* This function is used to adjust offsets into .dynstr for
+ dynamic symbols. This is called via elf_link_hash_traverse. */
+
+static bfd_boolean
+elf_adjust_dynstr_offsets (struct elf_link_hash_entry *h, void *data)
+{
+ struct elf_strtab_hash *dynstr = data;
+
+ if (h->root.type == bfd_link_hash_warning)
+ h = (struct elf_link_hash_entry *) h->root.u.i.link;
+
+ if (h->dynindx != -1)
+ h->dynstr_index = _bfd_elf_strtab_offset (dynstr, h->dynstr_index);
+ return TRUE;
+}
+
+/* Assign string offsets in .dynstr, update all structures referencing
+ them. */
+
+bfd_boolean
+_bfd_elf_finalize_dynstr (bfd *output_bfd, struct bfd_link_info *info)
+{
+ struct elf_link_hash_table *hash_table = elf_hash_table (info);
+ struct elf_link_local_dynamic_entry *entry;
+ struct elf_strtab_hash *dynstr = hash_table->dynstr;
+ bfd *dynobj = hash_table->dynobj;
+ asection *sdyn;
+ bfd_size_type size;
+ const struct elf_backend_data *bed;
+ bfd_byte *extdyn;
+
+ _bfd_elf_strtab_finalize (dynstr);
+ size = _bfd_elf_strtab_size (dynstr);
+
+ bed = get_elf_backend_data (dynobj);
+ sdyn = bfd_get_section_by_name (dynobj, ".dynamic");
+ BFD_ASSERT (sdyn != NULL);
+
+ /* Update all .dynamic entries referencing .dynstr strings. */
+ for (extdyn = sdyn->contents;
+ extdyn < sdyn->contents + sdyn->_raw_size;
+ extdyn += bed->s->sizeof_dyn)
+ {
+ Elf_Internal_Dyn dyn;
+
+ bed->s->swap_dyn_in (dynobj, extdyn, &dyn);
+ switch (dyn.d_tag)
+ {
+ case DT_STRSZ:
+ dyn.d_un.d_val = size;
+ break;
+ case DT_NEEDED:
+ case DT_SONAME:
+ case DT_RPATH:
+ case DT_RUNPATH:
+ case DT_FILTER:
+ case DT_AUXILIARY:
+ dyn.d_un.d_val = _bfd_elf_strtab_offset (dynstr, dyn.d_un.d_val);
+ break;
+ default:
+ continue;
+ }
+ bed->s->swap_dyn_out (dynobj, &dyn, extdyn);
+ }
+
+ /* Now update local dynamic symbols. */
+ for (entry = hash_table->dynlocal; entry ; entry = entry->next)
+ entry->isym.st_name = _bfd_elf_strtab_offset (dynstr,
+ entry->isym.st_name);
+
+ /* And the rest of dynamic symbols. */
+ elf_link_hash_traverse (hash_table, elf_adjust_dynstr_offsets, dynstr);
+
+ /* Adjust version definitions. */
+ if (elf_tdata (output_bfd)->cverdefs)
+ {
+ asection *s;
+ bfd_byte *p;
+ bfd_size_type i;
+ Elf_Internal_Verdef def;
+ Elf_Internal_Verdaux defaux;
+
+ s = bfd_get_section_by_name (dynobj, ".gnu.version_d");
+ p = s->contents;
+ do
+ {
+ _bfd_elf_swap_verdef_in (output_bfd, (Elf_External_Verdef *) p,
+ &def);
+ p += sizeof (Elf_External_Verdef);
+ for (i = 0; i < def.vd_cnt; ++i)
+ {
+ _bfd_elf_swap_verdaux_in (output_bfd,
+ (Elf_External_Verdaux *) p, &defaux);
+ defaux.vda_name = _bfd_elf_strtab_offset (dynstr,
+ defaux.vda_name);
+ _bfd_elf_swap_verdaux_out (output_bfd,
+ &defaux, (Elf_External_Verdaux *) p);
+ p += sizeof (Elf_External_Verdaux);
+ }
+ }
+ while (def.vd_next);
+ }
+
+ /* Adjust version references. */
+ if (elf_tdata (output_bfd)->verref)
+ {
+ asection *s;
+ bfd_byte *p;
+ bfd_size_type i;
+ Elf_Internal_Verneed need;
+ Elf_Internal_Vernaux needaux;
+
+ s = bfd_get_section_by_name (dynobj, ".gnu.version_r");
+ p = s->contents;
+ do
+ {
+ _bfd_elf_swap_verneed_in (output_bfd, (Elf_External_Verneed *) p,
+ &need);
+ need.vn_file = _bfd_elf_strtab_offset (dynstr, need.vn_file);
+ _bfd_elf_swap_verneed_out (output_bfd, &need,
+ (Elf_External_Verneed *) p);
+ p += sizeof (Elf_External_Verneed);
+ for (i = 0; i < need.vn_cnt; ++i)
+ {
+ _bfd_elf_swap_vernaux_in (output_bfd,
+ (Elf_External_Vernaux *) p, &needaux);
+ needaux.vna_name = _bfd_elf_strtab_offset (dynstr,
+ needaux.vna_name);
+ _bfd_elf_swap_vernaux_out (output_bfd,
+ &needaux,
+ (Elf_External_Vernaux *) p);
+ p += sizeof (Elf_External_Vernaux);
+ }
+ }
+ while (need.vn_next);
+ }
+
+ return TRUE;
+}
+
/* Add symbols from an ELF archive file to the linker hash table. We
don't use _bfd_generic_link_add_archive_symbols because of a
problem which arises on UnixWare. The UnixWare libc.so is an
@@ -2809,3 +3065,975 @@ _bfd_elf_link_add_archive_symbols (bfd *abfd,
free (included);
return FALSE;
}
+
+/* This function will be called though elf_link_hash_traverse to store
+ all hash value of the exported symbols in an array. */
+
+static bfd_boolean
+elf_collect_hash_codes (struct elf_link_hash_entry *h, void *data)
+{
+ unsigned long **valuep = data;
+ const char *name;
+ char *p;
+ unsigned long ha;
+ char *alc = NULL;
+
+ if (h->root.type == bfd_link_hash_warning)
+ h = (struct elf_link_hash_entry *) h->root.u.i.link;
+
+ /* Ignore indirect symbols. These are added by the versioning code. */
+ if (h->dynindx == -1)
+ return TRUE;
+
+ name = h->root.root.string;
+ p = strchr (name, ELF_VER_CHR);
+ if (p != NULL)
+ {
+ alc = bfd_malloc (p - name + 1);
+ memcpy (alc, name, p - name);
+ alc[p - name] = '\0';
+ name = alc;
+ }
+
+ /* Compute the hash value. */
+ ha = bfd_elf_hash (name);
+
+ /* Store the found hash value in the array given as the argument. */
+ *(*valuep)++ = ha;
+
+ /* And store it in the struct so that we can put it in the hash table
+ later. */
+ h->elf_hash_value = ha;
+
+ if (alc != NULL)
+ free (alc);
+
+ return TRUE;
+}
+
+/* Array used to determine the number of hash table buckets to use
+ based on the number of symbols there are. If there are fewer than
+ 3 symbols we use 1 bucket, fewer than 17 symbols we use 3 buckets,
+ fewer than 37 we use 17 buckets, and so forth. We never use more
+ than 32771 buckets. */
+
+static const size_t elf_buckets[] =
+{
+ 1, 3, 17, 37, 67, 97, 131, 197, 263, 521, 1031, 2053, 4099, 8209,
+ 16411, 32771, 0
+};
+
+/* Compute bucket count for hashing table. We do not use a static set
+ of possible tables sizes anymore. Instead we determine for all
+ possible reasonable sizes of the table the outcome (i.e., the
+ number of collisions etc) and choose the best solution. The
+ weighting functions are not too simple to allow the table to grow
+ without bounds. Instead one of the weighting factors is the size.
+ Therefore the result is always a good payoff between few collisions
+ (= short chain lengths) and table size. */
+static size_t
+compute_bucket_count (struct bfd_link_info *info)
+{
+ size_t dynsymcount = elf_hash_table (info)->dynsymcount;
+ size_t best_size = 0;
+ unsigned long int *hashcodes;
+ unsigned long int *hashcodesp;
+ unsigned long int i;
+ bfd_size_type amt;
+
+ /* Compute the hash values for all exported symbols. At the same
+ time store the values in an array so that we could use them for
+ optimizations. */
+ amt = dynsymcount;
+ amt *= sizeof (unsigned long int);
+ hashcodes = bfd_malloc (amt);
+ if (hashcodes == NULL)
+ return 0;
+ hashcodesp = hashcodes;
+
+ /* Put all hash values in HASHCODES. */
+ elf_link_hash_traverse (elf_hash_table (info),
+ elf_collect_hash_codes, &hashcodesp);
+
+ /* We have a problem here. The following code to optimize the table
+ size requires an integer type with more the 32 bits. If
+ BFD_HOST_U_64_BIT is set we know about such a type. */
+#ifdef BFD_HOST_U_64_BIT
+ if (info->optimize)
+ {
+ unsigned long int nsyms = hashcodesp - hashcodes;
+ size_t minsize;
+ size_t maxsize;
+ BFD_HOST_U_64_BIT best_chlen = ~((BFD_HOST_U_64_BIT) 0);
+ unsigned long int *counts ;
+ bfd *dynobj = elf_hash_table (info)->dynobj;
+ const struct elf_backend_data *bed = get_elf_backend_data (dynobj);
+
+ /* Possible optimization parameters: if we have NSYMS symbols we say
+ that the hashing table must at least have NSYMS/4 and at most
+ 2*NSYMS buckets. */
+ minsize = nsyms / 4;
+ if (minsize == 0)
+ minsize = 1;
+ best_size = maxsize = nsyms * 2;
+
+ /* Create array where we count the collisions in. We must use bfd_malloc
+ since the size could be large. */
+ amt = maxsize;
+ amt *= sizeof (unsigned long int);
+ counts = bfd_malloc (amt);
+ if (counts == NULL)
+ {
+ free (hashcodes);
+ return 0;
+ }
+
+ /* Compute the "optimal" size for the hash table. The criteria is a
+ minimal chain length. The minor criteria is (of course) the size
+ of the table. */
+ for (i = minsize; i < maxsize; ++i)
+ {
+ /* Walk through the array of hashcodes and count the collisions. */
+ BFD_HOST_U_64_BIT max;
+ unsigned long int j;
+ unsigned long int fact;
+
+ memset (counts, '\0', i * sizeof (unsigned long int));
+
+ /* Determine how often each hash bucket is used. */
+ for (j = 0; j < nsyms; ++j)
+ ++counts[hashcodes[j] % i];
+
+ /* For the weight function we need some information about the
+ pagesize on the target. This is information need not be 100%
+ accurate. Since this information is not available (so far) we
+ define it here to a reasonable default value. If it is crucial
+ to have a better value some day simply define this value. */
+# ifndef BFD_TARGET_PAGESIZE
+# define BFD_TARGET_PAGESIZE (4096)
+# endif
+
+ /* We in any case need 2 + NSYMS entries for the size values and
+ the chains. */
+ max = (2 + nsyms) * (bed->s->arch_size / 8);
+
+# if 1
+ /* Variant 1: optimize for short chains. We add the squares
+ of all the chain lengths (which favors many small chain
+ over a few long chains). */
+ for (j = 0; j < i; ++j)
+ max += counts[j] * counts[j];
+
+ /* This adds penalties for the overall size of the table. */
+ fact = i / (BFD_TARGET_PAGESIZE / (bed->s->arch_size / 8)) + 1;
+ max *= fact * fact;
+# else
+ /* Variant 2: Optimize a lot more for small table. Here we
+ also add squares of the size but we also add penalties for
+ empty slots (the +1 term). */
+ for (j = 0; j < i; ++j)
+ max += (1 + counts[j]) * (1 + counts[j]);
+
+ /* The overall size of the table is considered, but not as
+ strong as in variant 1, where it is squared. */
+ fact = i / (BFD_TARGET_PAGESIZE / (bed->s->arch_size / 8)) + 1;
+ max *= fact;
+# endif
+
+ /* Compare with current best results. */
+ if (max < best_chlen)
+ {
+ best_chlen = max;
+ best_size = i;
+ }
+ }
+
+ free (counts);
+ }
+ else
+#endif /* defined (BFD_HOST_U_64_BIT) */
+ {
+ /* This is the fallback solution if no 64bit type is available or if we
+ are not supposed to spend much time on optimizations. We select the
+ bucket count using a fixed set of numbers. */
+ for (i = 0; elf_buckets[i] != 0; i++)
+ {
+ best_size = elf_buckets[i];
+ if (dynsymcount < elf_buckets[i + 1])
+ break;
+ }
+ }
+
+ /* Free the arrays we needed. */
+ free (hashcodes);
+
+ return best_size;
+}
+
+/* Set up the sizes and contents of the ELF dynamic sections. This is
+ called by the ELF linker emulation before_allocation routine. We
+ must set the sizes of the sections before the linker sets the
+ addresses of the various sections. */
+
+bfd_boolean
+bfd_elf_size_dynamic_sections (bfd *output_bfd,
+ const char *soname,
+ const char *rpath,
+ const char *filter_shlib,
+ const char * const *auxiliary_filters,
+ struct bfd_link_info *info,
+ asection **sinterpptr,
+ struct bfd_elf_version_tree *verdefs)
+{
+ bfd_size_type soname_indx;
+ bfd *dynobj;
+ const struct elf_backend_data *bed;
+ struct elf_assign_sym_version_info asvinfo;
+
+ *sinterpptr = NULL;
+
+ soname_indx = (bfd_size_type) -1;
+
+ if (!is_elf_hash_table (info->hash))
+ return TRUE;
+
+ if (info->execstack)
+ elf_tdata (output_bfd)->stack_flags = PF_R | PF_W | PF_X;
+ else if (info->noexecstack)
+ elf_tdata (output_bfd)->stack_flags = PF_R | PF_W;
+ else
+ {
+ bfd *inputobj;
+ asection *notesec = NULL;
+ int exec = 0;
+
+ for (inputobj = info->input_bfds;
+ inputobj;
+ inputobj = inputobj->link_next)
+ {
+ asection *s;
+
+ if (inputobj->flags & DYNAMIC)
+ continue;
+ s = bfd_get_section_by_name (inputobj, ".note.GNU-stack");
+ if (s)
+ {
+ if (s->flags & SEC_CODE)
+ exec = PF_X;
+ notesec = s;
+ }
+ else
+ exec = PF_X;
+ }
+ if (notesec)
+ {
+ elf_tdata (output_bfd)->stack_flags = PF_R | PF_W | exec;
+ if (exec && info->relocatable
+ && notesec->output_section != bfd_abs_section_ptr)
+ notesec->output_section->flags |= SEC_CODE;
+ }
+ }
+
+ /* Any syms created from now on start with -1 in
+ got.refcount/offset and plt.refcount/offset. */
+ elf_hash_table (info)->init_refcount = elf_hash_table (info)->init_offset;
+
+ /* The backend may have to create some sections regardless of whether
+ we're dynamic or not. */
+ bed = get_elf_backend_data (output_bfd);
+ if (bed->elf_backend_always_size_sections
+ && ! (*bed->elf_backend_always_size_sections) (output_bfd, info))
+ return FALSE;
+
+ dynobj = elf_hash_table (info)->dynobj;
+
+ /* If there were no dynamic objects in the link, there is nothing to
+ do here. */
+ if (dynobj == NULL)
+ return TRUE;
+
+ if (! _bfd_elf_maybe_strip_eh_frame_hdr (info))
+ return FALSE;
+
+ if (elf_hash_table (info)->dynamic_sections_created)
+ {
+ struct elf_info_failed eif;
+ struct elf_link_hash_entry *h;
+ asection *dynstr;
+ struct bfd_elf_version_tree *t;
+ struct bfd_elf_version_expr *d;
+ bfd_boolean all_defined;
+
+ *sinterpptr = bfd_get_section_by_name (dynobj, ".interp");
+ BFD_ASSERT (*sinterpptr != NULL || !info->executable);
+
+ if (soname != NULL)
+ {
+ soname_indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr,
+ soname, TRUE);
+ if (soname_indx == (bfd_size_type) -1
+ || !_bfd_elf_add_dynamic_entry (info, DT_SONAME, soname_indx))
+ return FALSE;
+ }
+
+ if (info->symbolic)
+ {
+ if (!_bfd_elf_add_dynamic_entry (info, DT_SYMBOLIC, 0))
+ return FALSE;
+ info->flags |= DF_SYMBOLIC;
+ }
+
+ if (rpath != NULL)
+ {
+ bfd_size_type indx;
+
+ indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr, rpath,
+ TRUE);
+ if (indx == (bfd_size_type) -1
+ || !_bfd_elf_add_dynamic_entry (info, DT_RPATH, indx))
+ return FALSE;
+
+ if (info->new_dtags)
+ {
+ _bfd_elf_strtab_addref (elf_hash_table (info)->dynstr, indx);
+ if (!_bfd_elf_add_dynamic_entry (info, DT_RUNPATH, indx))
+ return FALSE;
+ }
+ }
+
+ if (filter_shlib != NULL)
+ {
+ bfd_size_type indx;
+
+ indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr,
+ filter_shlib, TRUE);
+ if (indx == (bfd_size_type) -1
+ || !_bfd_elf_add_dynamic_entry (info, DT_FILTER, indx))
+ return FALSE;
+ }
+
+ if (auxiliary_filters != NULL)
+ {
+ const char * const *p;
+
+ for (p = auxiliary_filters; *p != NULL; p++)
+ {
+ bfd_size_type indx;
+
+ indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr,
+ *p, TRUE);
+ if (indx == (bfd_size_type) -1
+ || !_bfd_elf_add_dynamic_entry (info, DT_AUXILIARY, indx))
+ return FALSE;
+ }
+ }
+
+ eif.info = info;
+ eif.verdefs = verdefs;
+ eif.failed = FALSE;
+
+ /* If we are supposed to export all symbols into the dynamic symbol
+ table (this is not the normal case), then do so. */
+ if (info->export_dynamic)
+ {
+ elf_link_hash_traverse (elf_hash_table (info),
+ _bfd_elf_export_symbol,
+ &eif);
+ if (eif.failed)
+ return FALSE;
+ }
+
+ /* Make all global versions with definition. */
+ for (t = verdefs; t != NULL; t = t->next)
+ for (d = t->globals.list; d != NULL; d = d->next)
+ if (!d->symver && d->symbol)
+ {
+ const char *verstr, *name;
+ size_t namelen, verlen, newlen;
+ char *newname, *p;
+ struct elf_link_hash_entry *newh;
+
+ name = d->symbol;
+ namelen = strlen (name);
+ verstr = t->name;
+ verlen = strlen (verstr);
+ newlen = namelen + verlen + 3;
+
+ newname = bfd_malloc (newlen);
+ if (newname == NULL)
+ return FALSE;
+ memcpy (newname, name, namelen);
+
+ /* Check the hidden versioned definition. */
+ p = newname + namelen;
+ *p++ = ELF_VER_CHR;
+ memcpy (p, verstr, verlen + 1);
+ newh = elf_link_hash_lookup (elf_hash_table (info),
+ newname, FALSE, FALSE,
+ FALSE);
+ if (newh == NULL
+ || (newh->root.type != bfd_link_hash_defined
+ && newh->root.type != bfd_link_hash_defweak))
+ {
+ /* Check the default versioned definition. */
+ *p++ = ELF_VER_CHR;
+ memcpy (p, verstr, verlen + 1);
+ newh = elf_link_hash_lookup (elf_hash_table (info),
+ newname, FALSE, FALSE,
+ FALSE);
+ }
+ free (newname);
+
+ /* Mark this version if there is a definition and it is
+ not defined in a shared object. */
+ if (newh != NULL
+ && ((newh->elf_link_hash_flags
+ & ELF_LINK_HASH_DEF_DYNAMIC) == 0)
+ && (newh->root.type == bfd_link_hash_defined
+ || newh->root.type == bfd_link_hash_defweak))
+ d->symver = 1;
+ }
+
+ /* Attach all the symbols to their version information. */
+ asvinfo.output_bfd = output_bfd;
+ asvinfo.info = info;
+ asvinfo.verdefs = verdefs;
+ asvinfo.failed = FALSE;
+
+ elf_link_hash_traverse (elf_hash_table (info),
+ _bfd_elf_link_assign_sym_version,
+ &asvinfo);
+ if (asvinfo.failed)
+ return FALSE;
+
+ if (!info->allow_undefined_version)
+ {
+ /* Check if all global versions have a definition. */
+ all_defined = TRUE;
+ for (t = verdefs; t != NULL; t = t->next)
+ for (d = t->globals.list; d != NULL; d = d->next)
+ if (!d->symver && !d->script)
+ {
+ (*_bfd_error_handler)
+ (_("%s: undefined version: %s"),
+ d->pattern, t->name);
+ all_defined = FALSE;
+ }
+
+ if (!all_defined)
+ {
+ bfd_set_error (bfd_error_bad_value);
+ return FALSE;
+ }
+ }
+
+ /* Find all symbols which were defined in a dynamic object and make
+ the backend pick a reasonable value for them. */
+ elf_link_hash_traverse (elf_hash_table (info),
+ _bfd_elf_adjust_dynamic_symbol,
+ &eif);
+ if (eif.failed)
+ return FALSE;
+
+ /* Add some entries to the .dynamic section. We fill in some of the
+ values later, in elf_bfd_final_link, but we must add the entries
+ now so that we know the final size of the .dynamic section. */
+
+ /* If there are initialization and/or finalization functions to
+ call then add the corresponding DT_INIT/DT_FINI entries. */
+ h = (info->init_function
+ ? elf_link_hash_lookup (elf_hash_table (info),
+ info->init_function, FALSE,
+ FALSE, FALSE)
+ : NULL);
+ if (h != NULL
+ && (h->elf_link_hash_flags & (ELF_LINK_HASH_REF_REGULAR
+ | ELF_LINK_HASH_DEF_REGULAR)) != 0)
+ {
+ if (!_bfd_elf_add_dynamic_entry (info, DT_INIT, 0))
+ return FALSE;
+ }
+ h = (info->fini_function
+ ? elf_link_hash_lookup (elf_hash_table (info),
+ info->fini_function, FALSE,
+ FALSE, FALSE)
+ : NULL);
+ if (h != NULL
+ && (h->elf_link_hash_flags & (ELF_LINK_HASH_REF_REGULAR
+ | ELF_LINK_HASH_DEF_REGULAR)) != 0)
+ {
+ if (!_bfd_elf_add_dynamic_entry (info, DT_FINI, 0))
+ return FALSE;
+ }
+
+ if (bfd_get_section_by_name (output_bfd, ".preinit_array") != NULL)
+ {
+ /* DT_PREINIT_ARRAY is not allowed in shared library. */
+ if (! info->executable)
+ {
+ bfd *sub;
+ asection *o;
+
+ for (sub = info->input_bfds; sub != NULL;
+ sub = sub->link_next)
+ for (o = sub->sections; o != NULL; o = o->next)
+ if (elf_section_data (o)->this_hdr.sh_type
+ == SHT_PREINIT_ARRAY)
+ {
+ (*_bfd_error_handler)
+ (_("%s: .preinit_array section is not allowed in DSO"),
+ bfd_archive_filename (sub));
+ break;
+ }
+
+ bfd_set_error (bfd_error_nonrepresentable_section);
+ return FALSE;
+ }
+
+ if (!_bfd_elf_add_dynamic_entry (info, DT_PREINIT_ARRAY, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_PREINIT_ARRAYSZ, 0))
+ return FALSE;
+ }
+ if (bfd_get_section_by_name (output_bfd, ".init_array") != NULL)
+ {
+ if (!_bfd_elf_add_dynamic_entry (info, DT_INIT_ARRAY, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_INIT_ARRAYSZ, 0))
+ return FALSE;
+ }
+ if (bfd_get_section_by_name (output_bfd, ".fini_array") != NULL)
+ {
+ if (!_bfd_elf_add_dynamic_entry (info, DT_FINI_ARRAY, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_FINI_ARRAYSZ, 0))
+ return FALSE;
+ }
+
+ dynstr = bfd_get_section_by_name (dynobj, ".dynstr");
+ /* If .dynstr is excluded from the link, we don't want any of
+ these tags. Strictly, we should be checking each section
+ individually; This quick check covers for the case where
+ someone does a /DISCARD/ : { *(*) }. */
+ if (dynstr != NULL && dynstr->output_section != bfd_abs_section_ptr)
+ {
+ bfd_size_type strsize;
+
+ strsize = _bfd_elf_strtab_size (elf_hash_table (info)->dynstr);
+ if (!_bfd_elf_add_dynamic_entry (info, DT_HASH, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_STRTAB, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_SYMTAB, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_STRSZ, strsize)
+ || !_bfd_elf_add_dynamic_entry (info, DT_SYMENT,
+ bed->s->sizeof_sym))
+ return FALSE;
+ }
+ }
+
+ /* The backend must work out the sizes of all the other dynamic
+ sections. */
+ if (bed->elf_backend_size_dynamic_sections
+ && ! (*bed->elf_backend_size_dynamic_sections) (output_bfd, info))
+ return FALSE;
+
+ if (elf_hash_table (info)->dynamic_sections_created)
+ {
+ bfd_size_type dynsymcount;
+ asection *s;
+ size_t bucketcount = 0;
+ size_t hash_entry_size;
+ unsigned int dtagcount;
+
+ /* Set up the version definition section. */
+ s = bfd_get_section_by_name (dynobj, ".gnu.version_d");
+ BFD_ASSERT (s != NULL);
+
+ /* We may have created additional version definitions if we are
+ just linking a regular application. */
+ verdefs = asvinfo.verdefs;
+
+ /* Skip anonymous version tag. */
+ if (verdefs != NULL && verdefs->vernum == 0)
+ verdefs = verdefs->next;
+
+ if (verdefs == NULL)
+ _bfd_strip_section_from_output (info, s);
+ else
+ {
+ unsigned int cdefs;
+ bfd_size_type size;
+ struct bfd_elf_version_tree *t;
+ bfd_byte *p;
+ Elf_Internal_Verdef def;
+ Elf_Internal_Verdaux defaux;
+
+ cdefs = 0;
+ size = 0;
+
+ /* Make space for the base version. */
+ size += sizeof (Elf_External_Verdef);
+ size += sizeof (Elf_External_Verdaux);
+ ++cdefs;
+
+ for (t = verdefs; t != NULL; t = t->next)
+ {
+ struct bfd_elf_version_deps *n;
+
+ size += sizeof (Elf_External_Verdef);
+ size += sizeof (Elf_External_Verdaux);
+ ++cdefs;
+
+ for (n = t->deps; n != NULL; n = n->next)
+ size += sizeof (Elf_External_Verdaux);
+ }
+
+ s->_raw_size = size;
+ s->contents = bfd_alloc (output_bfd, s->_raw_size);
+ if (s->contents == NULL && s->_raw_size != 0)
+ return FALSE;
+
+ /* Fill in the version definition section. */
+
+ p = s->contents;
+
+ def.vd_version = VER_DEF_CURRENT;
+ def.vd_flags = VER_FLG_BASE;
+ def.vd_ndx = 1;
+ def.vd_cnt = 1;
+ def.vd_aux = sizeof (Elf_External_Verdef);
+ def.vd_next = (sizeof (Elf_External_Verdef)
+ + sizeof (Elf_External_Verdaux));
+
+ if (soname_indx != (bfd_size_type) -1)
+ {
+ _bfd_elf_strtab_addref (elf_hash_table (info)->dynstr,
+ soname_indx);
+ def.vd_hash = bfd_elf_hash (soname);
+ defaux.vda_name = soname_indx;
+ }
+ else
+ {
+ const char *name;
+ bfd_size_type indx;
+
+ name = basename (output_bfd->filename);
+ def.vd_hash = bfd_elf_hash (name);
+ indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr,
+ name, FALSE);
+ if (indx == (bfd_size_type) -1)
+ return FALSE;
+ defaux.vda_name = indx;
+ }
+ defaux.vda_next = 0;
+
+ _bfd_elf_swap_verdef_out (output_bfd, &def,
+ (Elf_External_Verdef *) p);
+ p += sizeof (Elf_External_Verdef);
+ _bfd_elf_swap_verdaux_out (output_bfd, &defaux,
+ (Elf_External_Verdaux *) p);
+ p += sizeof (Elf_External_Verdaux);
+
+ for (t = verdefs; t != NULL; t = t->next)
+ {
+ unsigned int cdeps;
+ struct bfd_elf_version_deps *n;
+ struct elf_link_hash_entry *h;
+ struct bfd_link_hash_entry *bh;
+
+ cdeps = 0;
+ for (n = t->deps; n != NULL; n = n->next)
+ ++cdeps;
+
+ /* Add a symbol representing this version. */
+ bh = NULL;
+ if (! (_bfd_generic_link_add_one_symbol
+ (info, dynobj, t->name, BSF_GLOBAL, bfd_abs_section_ptr,
+ 0, NULL, FALSE,
+ get_elf_backend_data (dynobj)->collect, &bh)))
+ return FALSE;
+ h = (struct elf_link_hash_entry *) bh;
+ h->elf_link_hash_flags &= ~ ELF_LINK_NON_ELF;
+ h->elf_link_hash_flags |= ELF_LINK_HASH_DEF_REGULAR;
+ h->type = STT_OBJECT;
+ h->verinfo.vertree = t;
+
+ if (! _bfd_elf_link_record_dynamic_symbol (info, h))
+ return FALSE;
+
+ def.vd_version = VER_DEF_CURRENT;
+ def.vd_flags = 0;
+ if (t->globals.list == NULL
+ && t->locals.list == NULL
+ && ! t->used)
+ def.vd_flags |= VER_FLG_WEAK;
+ def.vd_ndx = t->vernum + 1;
+ def.vd_cnt = cdeps + 1;
+ def.vd_hash = bfd_elf_hash (t->name);
+ def.vd_aux = sizeof (Elf_External_Verdef);
+ def.vd_next = 0;
+ if (t->next != NULL)
+ def.vd_next = (sizeof (Elf_External_Verdef)
+ + (cdeps + 1) * sizeof (Elf_External_Verdaux));
+
+ _bfd_elf_swap_verdef_out (output_bfd, &def,
+ (Elf_External_Verdef *) p);
+ p += sizeof (Elf_External_Verdef);
+
+ defaux.vda_name = h->dynstr_index;
+ _bfd_elf_strtab_addref (elf_hash_table (info)->dynstr,
+ h->dynstr_index);
+ defaux.vda_next = 0;
+ if (t->deps != NULL)
+ defaux.vda_next = sizeof (Elf_External_Verdaux);
+ t->name_indx = defaux.vda_name;
+
+ _bfd_elf_swap_verdaux_out (output_bfd, &defaux,
+ (Elf_External_Verdaux *) p);
+ p += sizeof (Elf_External_Verdaux);
+
+ for (n = t->deps; n != NULL; n = n->next)
+ {
+ if (n->version_needed == NULL)
+ {
+ /* This can happen if there was an error in the
+ version script. */
+ defaux.vda_name = 0;
+ }
+ else
+ {
+ defaux.vda_name = n->version_needed->name_indx;
+ _bfd_elf_strtab_addref (elf_hash_table (info)->dynstr,
+ defaux.vda_name);
+ }
+ if (n->next == NULL)
+ defaux.vda_next = 0;
+ else
+ defaux.vda_next = sizeof (Elf_External_Verdaux);
+
+ _bfd_elf_swap_verdaux_out (output_bfd, &defaux,
+ (Elf_External_Verdaux *) p);
+ p += sizeof (Elf_External_Verdaux);
+ }
+ }
+
+ if (!_bfd_elf_add_dynamic_entry (info, DT_VERDEF, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_VERDEFNUM, cdefs))
+ return FALSE;
+
+ elf_tdata (output_bfd)->cverdefs = cdefs;
+ }
+
+ if ((info->new_dtags && info->flags) || (info->flags & DF_STATIC_TLS))
+ {
+ if (!_bfd_elf_add_dynamic_entry (info, DT_FLAGS, info->flags))
+ return FALSE;
+ }
+ else if (info->flags & DF_BIND_NOW)
+ {
+ if (!_bfd_elf_add_dynamic_entry (info, DT_BIND_NOW, 0))
+ return FALSE;
+ }
+
+ if (info->flags_1)
+ {
+ if (info->executable)
+ info->flags_1 &= ~ (DF_1_INITFIRST
+ | DF_1_NODELETE
+ | DF_1_NOOPEN);
+ if (!_bfd_elf_add_dynamic_entry (info, DT_FLAGS_1, info->flags_1))
+ return FALSE;
+ }
+
+ /* Work out the size of the version reference section. */
+
+ s = bfd_get_section_by_name (dynobj, ".gnu.version_r");
+ BFD_ASSERT (s != NULL);
+ {
+ struct elf_find_verdep_info sinfo;
+
+ sinfo.output_bfd = output_bfd;
+ sinfo.info = info;
+ sinfo.vers = elf_tdata (output_bfd)->cverdefs;
+ if (sinfo.vers == 0)
+ sinfo.vers = 1;
+ sinfo.failed = FALSE;
+
+ elf_link_hash_traverse (elf_hash_table (info),
+ _bfd_elf_link_find_version_dependencies,
+ &sinfo);
+
+ if (elf_tdata (output_bfd)->verref == NULL)
+ _bfd_strip_section_from_output (info, s);
+ else
+ {
+ Elf_Internal_Verneed *t;
+ unsigned int size;
+ unsigned int crefs;
+ bfd_byte *p;
+
+ /* Build the version definition section. */
+ size = 0;
+ crefs = 0;
+ for (t = elf_tdata (output_bfd)->verref;
+ t != NULL;
+ t = t->vn_nextref)
+ {
+ Elf_Internal_Vernaux *a;
+
+ size += sizeof (Elf_External_Verneed);
+ ++crefs;
+ for (a = t->vn_auxptr; a != NULL; a = a->vna_nextptr)
+ size += sizeof (Elf_External_Vernaux);
+ }
+
+ s->_raw_size = size;
+ s->contents = bfd_alloc (output_bfd, s->_raw_size);
+ if (s->contents == NULL)
+ return FALSE;
+
+ p = s->contents;
+ for (t = elf_tdata (output_bfd)->verref;
+ t != NULL;
+ t = t->vn_nextref)
+ {
+ unsigned int caux;
+ Elf_Internal_Vernaux *a;
+ bfd_size_type indx;
+
+ caux = 0;
+ for (a = t->vn_auxptr; a != NULL; a = a->vna_nextptr)
+ ++caux;
+
+ t->vn_version = VER_NEED_CURRENT;
+ t->vn_cnt = caux;
+ indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr,
+ elf_dt_name (t->vn_bfd) != NULL
+ ? elf_dt_name (t->vn_bfd)
+ : basename (t->vn_bfd->filename),
+ FALSE);
+ if (indx == (bfd_size_type) -1)
+ return FALSE;
+ t->vn_file = indx;
+ t->vn_aux = sizeof (Elf_External_Verneed);
+ if (t->vn_nextref == NULL)
+ t->vn_next = 0;
+ else
+ t->vn_next = (sizeof (Elf_External_Verneed)
+ + caux * sizeof (Elf_External_Vernaux));
+
+ _bfd_elf_swap_verneed_out (output_bfd, t,
+ (Elf_External_Verneed *) p);
+ p += sizeof (Elf_External_Verneed);
+
+ for (a = t->vn_auxptr; a != NULL; a = a->vna_nextptr)
+ {
+ a->vna_hash = bfd_elf_hash (a->vna_nodename);
+ indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr,
+ a->vna_nodename, FALSE);
+ if (indx == (bfd_size_type) -1)
+ return FALSE;
+ a->vna_name = indx;
+ if (a->vna_nextptr == NULL)
+ a->vna_next = 0;
+ else
+ a->vna_next = sizeof (Elf_External_Vernaux);
+
+ _bfd_elf_swap_vernaux_out (output_bfd, a,
+ (Elf_External_Vernaux *) p);
+ p += sizeof (Elf_External_Vernaux);
+ }
+ }
+
+ if (!_bfd_elf_add_dynamic_entry (info, DT_VERNEED, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_VERNEEDNUM, crefs))
+ return FALSE;
+
+ elf_tdata (output_bfd)->cverrefs = crefs;
+ }
+ }
+
+ /* Assign dynsym indicies. In a shared library we generate a
+ section symbol for each output section, which come first.
+ Next come all of the back-end allocated local dynamic syms,
+ followed by the rest of the global symbols. */
+
+ dynsymcount = _bfd_elf_link_renumber_dynsyms (output_bfd, info);
+
+ /* Work out the size of the symbol version section. */
+ s = bfd_get_section_by_name (dynobj, ".gnu.version");
+ BFD_ASSERT (s != NULL);
+ if (dynsymcount == 0
+ || (verdefs == NULL && elf_tdata (output_bfd)->verref == NULL))
+ {
+ _bfd_strip_section_from_output (info, s);
+ /* The DYNSYMCOUNT might have changed if we were going to
+ output a dynamic symbol table entry for S. */
+ dynsymcount = _bfd_elf_link_renumber_dynsyms (output_bfd, info);
+ }
+ else
+ {
+ s->_raw_size = dynsymcount * sizeof (Elf_External_Versym);
+ s->contents = bfd_zalloc (output_bfd, s->_raw_size);
+ if (s->contents == NULL)
+ return FALSE;
+
+ if (!_bfd_elf_add_dynamic_entry (info, DT_VERSYM, 0))
+ return FALSE;
+ }
+
+ /* Set the size of the .dynsym and .hash sections. We counted
+ the number of dynamic symbols in elf_link_add_object_symbols.
+ We will build the contents of .dynsym and .hash when we build
+ the final symbol table, because until then we do not know the
+ correct value to give the symbols. We built the .dynstr
+ section as we went along in elf_link_add_object_symbols. */
+ s = bfd_get_section_by_name (dynobj, ".dynsym");
+ BFD_ASSERT (s != NULL);
+ s->_raw_size = dynsymcount * bed->s->sizeof_sym;
+ s->contents = bfd_alloc (output_bfd, s->_raw_size);
+ if (s->contents == NULL && s->_raw_size != 0)
+ return FALSE;
+
+ if (dynsymcount != 0)
+ {
+ Elf_Internal_Sym isym;
+
+ /* The first entry in .dynsym is a dummy symbol. */
+ isym.st_value = 0;
+ isym.st_size = 0;
+ isym.st_name = 0;
+ isym.st_info = 0;
+ isym.st_other = 0;
+ isym.st_shndx = 0;
+ bed->s->swap_symbol_out (output_bfd, &isym, s->contents, 0);
+ }
+
+ /* Compute the size of the hashing table. As a side effect this
+ computes the hash values for all the names we export. */
+ bucketcount = compute_bucket_count (info);
+
+ s = bfd_get_section_by_name (dynobj, ".hash");
+ BFD_ASSERT (s != NULL);
+ hash_entry_size = elf_section_data (s)->this_hdr.sh_entsize;
+ s->_raw_size = ((2 + bucketcount + dynsymcount) * hash_entry_size);
+ s->contents = bfd_zalloc (output_bfd, s->_raw_size);
+ if (s->contents == NULL)
+ return FALSE;
+
+ bfd_put (8 * hash_entry_size, output_bfd, bucketcount, s->contents);
+ bfd_put (8 * hash_entry_size, output_bfd, dynsymcount,
+ s->contents + hash_entry_size);
+
+ elf_hash_table (info)->bucketcount = bucketcount;
+
+ s = bfd_get_section_by_name (dynobj, ".dynstr");
+ BFD_ASSERT (s != NULL);
+
+ _bfd_elf_finalize_dynstr (output_bfd, info);
+
+ s->_raw_size = _bfd_elf_strtab_size (elf_hash_table (info)->dynstr);
+
+ for (dtagcount = 0; dtagcount <= info->spare_dynamic_tags; ++dtagcount)
+ if (!_bfd_elf_add_dynamic_entry (info, DT_NULL, 0))
+ return FALSE;
+ }
+
+ return TRUE;
+}
diff --git a/bfd/elflink.h b/bfd/elflink.h
index adecd80..082db5c 100644
--- a/bfd/elflink.h
+++ b/bfd/elflink.h
@@ -23,9 +23,6 @@
#include "safe-ctype.h"
static bfd_boolean elf_link_add_object_symbols (bfd *, struct bfd_link_info *);
-static bfd_boolean elf_finalize_dynstr (bfd *, struct bfd_link_info *);
-static bfd_boolean elf_collect_hash_codes (struct elf_link_hash_entry *,
- void *);
static bfd_boolean elf_section_ignore_discarded_relocs (asection *);
/* Given an ELF BFD, add symbols to the global hash table as
@@ -45,81 +42,6 @@ elf_bfd_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
return FALSE;
}
}
-
-/* Sort symbol by value and section. */
-static int
-sort_symbol (const void *arg1, const void *arg2)
-{
- const struct elf_link_hash_entry *h1
- = *(const struct elf_link_hash_entry **) arg1;
- const struct elf_link_hash_entry *h2
- = *(const struct elf_link_hash_entry **) arg2;
- bfd_signed_vma vdiff = h1->root.u.def.value - h2->root.u.def.value;
-
- if (vdiff)
- return vdiff > 0 ? 1 : -1;
- else
- {
- long sdiff = h1->root.u.def.section - h2->root.u.def.section;
- if (sdiff)
- return sdiff > 0 ? 1 : -1;
- else
- return 0;
- }
-}
-
-/* Add a DT_NEEDED entry for this dynamic object. Returns -1 on error,
- 1 if a DT_NEEDED tag already exists, and 0 on success. */
-
-static int
-add_dt_needed_tag (struct bfd_link_info *info, const char *soname,
- bfd_boolean do_it)
-{
- struct elf_link_hash_table *hash_table;
- bfd_size_type oldsize;
- bfd_size_type strindex;
-
- hash_table = elf_hash_table (info);
- oldsize = _bfd_elf_strtab_size (hash_table->dynstr);
- strindex = _bfd_elf_strtab_add (hash_table->dynstr, soname, FALSE);
- if (strindex == (bfd_size_type) -1)
- return -1;
-
- if (oldsize == _bfd_elf_strtab_size (hash_table->dynstr))
- {
- asection *sdyn;
- Elf_External_Dyn *dyncon, *dynconend;
-
- sdyn = bfd_get_section_by_name (hash_table->dynobj, ".dynamic");
- BFD_ASSERT (sdyn != NULL);
-
- dyncon = (Elf_External_Dyn *) sdyn->contents;
- dynconend = (Elf_External_Dyn *) (sdyn->contents + sdyn->_raw_size);
- for (; dyncon < dynconend; dyncon++)
- {
- Elf_Internal_Dyn dyn;
-
- elf_swap_dyn_in (hash_table->dynobj, dyncon, & dyn);
- if (dyn.d_tag == DT_NEEDED
- && dyn.d_un.d_val == strindex)
- {
- _bfd_elf_strtab_delref (hash_table->dynstr, strindex);
- return 1;
- }
- }
- }
-
- if (do_it)
- {
- if (! elf_add_dynamic_entry (info, DT_NEEDED, strindex))
- return -1;
- }
- else
- /* We were just checking for existence of the tag. */
- _bfd_elf_strtab_delref (hash_table->dynstr, strindex);
-
- return 0;
-}
/* Add symbols from an ELF object file to the linker hash table. */
@@ -457,7 +379,7 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info)
will need to know it. */
elf_dt_name (abfd) = soname;
- ret = add_dt_needed_tag (info, soname, add_needed);
+ ret = _bfd_elf_add_dt_needed_tag (info, soname, add_needed);
if (ret < 0)
goto error_return;
@@ -1061,20 +983,24 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info)
case STV_INTERNAL:
case STV_HIDDEN:
(*bed->elf_backend_hide_symbol) (info, h, TRUE);
+ dynsym = FALSE;
break;
}
- if (!add_needed && definition
+ if (!add_needed
+ && definition
+ && dynsym
&& (h->elf_link_hash_flags
& ELF_LINK_HASH_REF_REGULAR) != 0)
{
int ret;
+ const char *soname = elf_dt_name (abfd);
/* A symbol from a library loaded via DT_NEEDED of some
other library is referenced by a regular object.
Add a DT_NEEDED entry for it. */
add_needed = TRUE;
- ret = add_dt_needed_tag (info, elf_dt_name (abfd), add_needed);
+ ret = _bfd_elf_add_dt_needed_tag (info, soname, add_needed);
if (ret < 0)
goto error_free_vers;
@@ -1189,7 +1115,7 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info)
qsort (sorted_sym_hash, sym_count,
sizeof (struct elf_link_hash_entry *),
- sort_symbol);
+ _bfd_elf_sort_symbol);
while (weaks != NULL)
{
@@ -1420,1103 +1346,6 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info)
error_return:
return FALSE;
}
-
-/* Add an entry to the .dynamic table. */
-
-bfd_boolean
-elf_add_dynamic_entry (struct bfd_link_info *info, bfd_vma tag, bfd_vma val)
-{
- Elf_Internal_Dyn dyn;
- bfd *dynobj;
- asection *s;
- bfd_size_type newsize;
- bfd_byte *newcontents;
-
- if (! is_elf_hash_table (info->hash))
- return FALSE;
-
- dynobj = elf_hash_table (info)->dynobj;
-
- s = bfd_get_section_by_name (dynobj, ".dynamic");
- BFD_ASSERT (s != NULL);
-
- newsize = s->_raw_size + sizeof (Elf_External_Dyn);
- newcontents = bfd_realloc (s->contents, newsize);
- if (newcontents == NULL)
- return FALSE;
-
- dyn.d_tag = tag;
- dyn.d_un.d_val = val;
- elf_swap_dyn_out (dynobj, &dyn,
- (Elf_External_Dyn *) (newcontents + s->_raw_size));
-
- s->_raw_size = newsize;
- s->contents = newcontents;
-
- return TRUE;
-}
-
-/* Array used to determine the number of hash table buckets to use
- based on the number of symbols there are. If there are fewer than
- 3 symbols we use 1 bucket, fewer than 17 symbols we use 3 buckets,
- fewer than 37 we use 17 buckets, and so forth. We never use more
- than 32771 buckets. */
-
-static const size_t elf_buckets[] =
-{
- 1, 3, 17, 37, 67, 97, 131, 197, 263, 521, 1031, 2053, 4099, 8209,
- 16411, 32771, 0
-};
-
-/* Compute bucket count for hashing table. We do not use a static set
- of possible tables sizes anymore. Instead we determine for all
- possible reasonable sizes of the table the outcome (i.e., the
- number of collisions etc) and choose the best solution. The
- weighting functions are not too simple to allow the table to grow
- without bounds. Instead one of the weighting factors is the size.
- Therefore the result is always a good payoff between few collisions
- (= short chain lengths) and table size. */
-static size_t
-compute_bucket_count (struct bfd_link_info *info)
-{
- size_t dynsymcount = elf_hash_table (info)->dynsymcount;
- size_t best_size = 0;
- unsigned long int *hashcodes;
- unsigned long int *hashcodesp;
- unsigned long int i;
- bfd_size_type amt;
-
- /* Compute the hash values for all exported symbols. At the same
- time store the values in an array so that we could use them for
- optimizations. */
- amt = dynsymcount;
- amt *= sizeof (unsigned long int);
- hashcodes = bfd_malloc (amt);
- if (hashcodes == NULL)
- return 0;
- hashcodesp = hashcodes;
-
- /* Put all hash values in HASHCODES. */
- elf_link_hash_traverse (elf_hash_table (info),
- elf_collect_hash_codes, &hashcodesp);
-
- /* We have a problem here. The following code to optimize the table
- size requires an integer type with more the 32 bits. If
- BFD_HOST_U_64_BIT is set we know about such a type. */
-#ifdef BFD_HOST_U_64_BIT
- if (info->optimize)
- {
- unsigned long int nsyms = hashcodesp - hashcodes;
- size_t minsize;
- size_t maxsize;
- BFD_HOST_U_64_BIT best_chlen = ~((BFD_HOST_U_64_BIT) 0);
- unsigned long int *counts ;
-
- /* Possible optimization parameters: if we have NSYMS symbols we say
- that the hashing table must at least have NSYMS/4 and at most
- 2*NSYMS buckets. */
- minsize = nsyms / 4;
- if (minsize == 0)
- minsize = 1;
- best_size = maxsize = nsyms * 2;
-
- /* Create array where we count the collisions in. We must use bfd_malloc
- since the size could be large. */
- amt = maxsize;
- amt *= sizeof (unsigned long int);
- counts = bfd_malloc (amt);
- if (counts == NULL)
- {
- free (hashcodes);
- return 0;
- }
-
- /* Compute the "optimal" size for the hash table. The criteria is a
- minimal chain length. The minor criteria is (of course) the size
- of the table. */
- for (i = minsize; i < maxsize; ++i)
- {
- /* Walk through the array of hashcodes and count the collisions. */
- BFD_HOST_U_64_BIT max;
- unsigned long int j;
- unsigned long int fact;
-
- memset (counts, '\0', i * sizeof (unsigned long int));
-
- /* Determine how often each hash bucket is used. */
- for (j = 0; j < nsyms; ++j)
- ++counts[hashcodes[j] % i];
-
- /* For the weight function we need some information about the
- pagesize on the target. This is information need not be 100%
- accurate. Since this information is not available (so far) we
- define it here to a reasonable default value. If it is crucial
- to have a better value some day simply define this value. */
-# ifndef BFD_TARGET_PAGESIZE
-# define BFD_TARGET_PAGESIZE (4096)
-# endif
-
- /* We in any case need 2 + NSYMS entries for the size values and
- the chains. */
- max = (2 + nsyms) * (ARCH_SIZE / 8);
-
-# if 1
- /* Variant 1: optimize for short chains. We add the squares
- of all the chain lengths (which favors many small chain
- over a few long chains). */
- for (j = 0; j < i; ++j)
- max += counts[j] * counts[j];
-
- /* This adds penalties for the overall size of the table. */
- fact = i / (BFD_TARGET_PAGESIZE / (ARCH_SIZE / 8)) + 1;
- max *= fact * fact;
-# else
- /* Variant 2: Optimize a lot more for small table. Here we
- also add squares of the size but we also add penalties for
- empty slots (the +1 term). */
- for (j = 0; j < i; ++j)
- max += (1 + counts[j]) * (1 + counts[j]);
-
- /* The overall size of the table is considered, but not as
- strong as in variant 1, where it is squared. */
- fact = i / (BFD_TARGET_PAGESIZE / (ARCH_SIZE / 8)) + 1;
- max *= fact;
-# endif
-
- /* Compare with current best results. */
- if (max < best_chlen)
- {
- best_chlen = max;
- best_size = i;
- }
- }
-
- free (counts);
- }
- else
-#endif /* defined (BFD_HOST_U_64_BIT) */
- {
- /* This is the fallback solution if no 64bit type is available or if we
- are not supposed to spend much time on optimizations. We select the
- bucket count using a fixed set of numbers. */
- for (i = 0; elf_buckets[i] != 0; i++)
- {
- best_size = elf_buckets[i];
- if (dynsymcount < elf_buckets[i + 1])
- break;
- }
- }
-
- /* Free the arrays we needed. */
- free (hashcodes);
-
- return best_size;
-}
-
-/* Set up the sizes and contents of the ELF dynamic sections. This is
- called by the ELF linker emulation before_allocation routine. We
- must set the sizes of the sections before the linker sets the
- addresses of the various sections. */
-
-bfd_boolean
-NAME(bfd_elf,size_dynamic_sections) (bfd *output_bfd,
- const char *soname,
- const char *rpath,
- const char *filter_shlib,
- const char * const *auxiliary_filters,
- struct bfd_link_info *info,
- asection **sinterpptr,
- struct bfd_elf_version_tree *verdefs)
-{
- bfd_size_type soname_indx;
- bfd *dynobj;
- const struct elf_backend_data *bed;
- struct elf_assign_sym_version_info asvinfo;
-
- *sinterpptr = NULL;
-
- soname_indx = (bfd_size_type) -1;
-
- if (!is_elf_hash_table (info->hash))
- return TRUE;
-
- if (info->execstack)
- elf_tdata (output_bfd)->stack_flags = PF_R | PF_W | PF_X;
- else if (info->noexecstack)
- elf_tdata (output_bfd)->stack_flags = PF_R | PF_W;
- else
- {
- bfd *inputobj;
- asection *notesec = NULL;
- int exec = 0;
-
- for (inputobj = info->input_bfds;
- inputobj;
- inputobj = inputobj->link_next)
- {
- asection *s;
-
- if (inputobj->flags & DYNAMIC)
- continue;
- s = bfd_get_section_by_name (inputobj, ".note.GNU-stack");
- if (s)
- {
- if (s->flags & SEC_CODE)
- exec = PF_X;
- notesec = s;
- }
- else
- exec = PF_X;
- }
- if (notesec)
- {
- elf_tdata (output_bfd)->stack_flags = PF_R | PF_W | exec;
- if (exec && info->relocatable
- && notesec->output_section != bfd_abs_section_ptr)
- notesec->output_section->flags |= SEC_CODE;
- }
- }
-
- /* Any syms created from now on start with -1 in
- got.refcount/offset and plt.refcount/offset. */
- elf_hash_table (info)->init_refcount = elf_hash_table (info)->init_offset;
-
- /* The backend may have to create some sections regardless of whether
- we're dynamic or not. */
- bed = get_elf_backend_data (output_bfd);
- if (bed->elf_backend_always_size_sections
- && ! (*bed->elf_backend_always_size_sections) (output_bfd, info))
- return FALSE;
-
- dynobj = elf_hash_table (info)->dynobj;
-
- /* If there were no dynamic objects in the link, there is nothing to
- do here. */
- if (dynobj == NULL)
- return TRUE;
-
- if (! _bfd_elf_maybe_strip_eh_frame_hdr (info))
- return FALSE;
-
- if (elf_hash_table (info)->dynamic_sections_created)
- {
- struct elf_info_failed eif;
- struct elf_link_hash_entry *h;
- asection *dynstr;
- struct bfd_elf_version_tree *t;
- struct bfd_elf_version_expr *d;
- bfd_boolean all_defined;
-
- *sinterpptr = bfd_get_section_by_name (dynobj, ".interp");
- BFD_ASSERT (*sinterpptr != NULL || !info->executable);
-
- if (soname != NULL)
- {
- soname_indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr,
- soname, TRUE);
- if (soname_indx == (bfd_size_type) -1
- || ! elf_add_dynamic_entry (info, DT_SONAME, soname_indx))
- return FALSE;
- }
-
- if (info->symbolic)
- {
- if (! elf_add_dynamic_entry (info, DT_SYMBOLIC, 0))
- return FALSE;
- info->flags |= DF_SYMBOLIC;
- }
-
- if (rpath != NULL)
- {
- bfd_size_type indx;
-
- indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr, rpath,
- TRUE);
- if (info->new_dtags)
- _bfd_elf_strtab_addref (elf_hash_table (info)->dynstr, indx);
- if (indx == (bfd_size_type) -1
- || ! elf_add_dynamic_entry (info, DT_RPATH, indx)
- || (info->new_dtags
- && ! elf_add_dynamic_entry (info, DT_RUNPATH, indx)))
- return FALSE;
- }
-
- if (filter_shlib != NULL)
- {
- bfd_size_type indx;
-
- indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr,
- filter_shlib, TRUE);
- if (indx == (bfd_size_type) -1
- || ! elf_add_dynamic_entry (info, DT_FILTER, indx))
- return FALSE;
- }
-
- if (auxiliary_filters != NULL)
- {
- const char * const *p;
-
- for (p = auxiliary_filters; *p != NULL; p++)
- {
- bfd_size_type indx;
-
- indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr,
- *p, TRUE);
- if (indx == (bfd_size_type) -1
- || ! elf_add_dynamic_entry (info, DT_AUXILIARY, indx))
- return FALSE;
- }
- }
-
- eif.info = info;
- eif.verdefs = verdefs;
- eif.failed = FALSE;
-
- /* If we are supposed to export all symbols into the dynamic symbol
- table (this is not the normal case), then do so. */
- if (info->export_dynamic)
- {
- elf_link_hash_traverse (elf_hash_table (info),
- _bfd_elf_export_symbol,
- &eif);
- if (eif.failed)
- return FALSE;
- }
-
- /* Make all global versions with definition. */
- for (t = verdefs; t != NULL; t = t->next)
- for (d = t->globals.list; d != NULL; d = d->next)
- if (!d->symver && d->symbol)
- {
- const char *verstr, *name;
- size_t namelen, verlen, newlen;
- char *newname, *p;
- struct elf_link_hash_entry *newh;
-
- name = d->symbol;
- namelen = strlen (name);
- verstr = t->name;
- verlen = strlen (verstr);
- newlen = namelen + verlen + 3;
-
- newname = bfd_malloc (newlen);
- if (newname == NULL)
- return FALSE;
- memcpy (newname, name, namelen);
-
- /* Check the hidden versioned definition. */
- p = newname + namelen;
- *p++ = ELF_VER_CHR;
- memcpy (p, verstr, verlen + 1);
- newh = elf_link_hash_lookup (elf_hash_table (info),
- newname, FALSE, FALSE,
- FALSE);
- if (newh == NULL
- || (newh->root.type != bfd_link_hash_defined
- && newh->root.type != bfd_link_hash_defweak))
- {
- /* Check the default versioned definition. */
- *p++ = ELF_VER_CHR;
- memcpy (p, verstr, verlen + 1);
- newh = elf_link_hash_lookup (elf_hash_table (info),
- newname, FALSE, FALSE,
- FALSE);
- }
- free (newname);
-
- /* Mark this version if there is a definition and it is
- not defined in a shared object. */
- if (newh != NULL
- && ((newh->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_DYNAMIC) == 0)
- && (newh->root.type == bfd_link_hash_defined
- || newh->root.type == bfd_link_hash_defweak))
- d->symver = 1;
- }
-
- /* Attach all the symbols to their version information. */
- asvinfo.output_bfd = output_bfd;
- asvinfo.info = info;
- asvinfo.verdefs = verdefs;
- asvinfo.failed = FALSE;
-
- elf_link_hash_traverse (elf_hash_table (info),
- _bfd_elf_link_assign_sym_version,
- &asvinfo);
- if (asvinfo.failed)
- return FALSE;
-
- if (!info->allow_undefined_version)
- {
- /* Check if all global versions have a definition. */
- all_defined = TRUE;
- for (t = verdefs; t != NULL; t = t->next)
- for (d = t->globals.list; d != NULL; d = d->next)
- if (!d->symver && !d->script)
- {
- (*_bfd_error_handler)
- (_("%s: undefined version: %s"),
- d->pattern, t->name);
- all_defined = FALSE;
- }
-
- if (!all_defined)
- {
- bfd_set_error (bfd_error_bad_value);
- return FALSE;
- }
- }
-
- /* Find all symbols which were defined in a dynamic object and make
- the backend pick a reasonable value for them. */
- elf_link_hash_traverse (elf_hash_table (info),
- _bfd_elf_adjust_dynamic_symbol,
- &eif);
- if (eif.failed)
- return FALSE;
-
- /* Add some entries to the .dynamic section. We fill in some of the
- values later, in elf_bfd_final_link, but we must add the entries
- now so that we know the final size of the .dynamic section. */
-
- /* If there are initialization and/or finalization functions to
- call then add the corresponding DT_INIT/DT_FINI entries. */
- h = (info->init_function
- ? elf_link_hash_lookup (elf_hash_table (info),
- info->init_function, FALSE,
- FALSE, FALSE)
- : NULL);
- if (h != NULL
- && (h->elf_link_hash_flags & (ELF_LINK_HASH_REF_REGULAR
- | ELF_LINK_HASH_DEF_REGULAR)) != 0)
- {
- if (! elf_add_dynamic_entry (info, DT_INIT, 0))
- return FALSE;
- }
- h = (info->fini_function
- ? elf_link_hash_lookup (elf_hash_table (info),
- info->fini_function, FALSE,
- FALSE, FALSE)
- : NULL);
- if (h != NULL
- && (h->elf_link_hash_flags & (ELF_LINK_HASH_REF_REGULAR
- | ELF_LINK_HASH_DEF_REGULAR)) != 0)
- {
- if (! elf_add_dynamic_entry (info, DT_FINI, 0))
- return FALSE;
- }
-
- if (bfd_get_section_by_name (output_bfd, ".preinit_array") != NULL)
- {
- /* DT_PREINIT_ARRAY is not allowed in shared library. */
- if (! info->executable)
- {
- bfd *sub;
- asection *o;
-
- for (sub = info->input_bfds; sub != NULL;
- sub = sub->link_next)
- for (o = sub->sections; o != NULL; o = o->next)
- if (elf_section_data (o)->this_hdr.sh_type
- == SHT_PREINIT_ARRAY)
- {
- (*_bfd_error_handler)
- (_("%s: .preinit_array section is not allowed in DSO"),
- bfd_archive_filename (sub));
- break;
- }
-
- bfd_set_error (bfd_error_nonrepresentable_section);
- return FALSE;
- }
-
- if (!elf_add_dynamic_entry (info, DT_PREINIT_ARRAY, 0)
- || !elf_add_dynamic_entry (info, DT_PREINIT_ARRAYSZ, 0))
- return FALSE;
- }
- if (bfd_get_section_by_name (output_bfd, ".init_array") != NULL)
- {
- if (!elf_add_dynamic_entry (info, DT_INIT_ARRAY, 0)
- || !elf_add_dynamic_entry (info, DT_INIT_ARRAYSZ, 0))
- return FALSE;
- }
- if (bfd_get_section_by_name (output_bfd, ".fini_array") != NULL)
- {
- if (!elf_add_dynamic_entry (info, DT_FINI_ARRAY, 0)
- || !elf_add_dynamic_entry (info, DT_FINI_ARRAYSZ, 0))
- return FALSE;
- }
-
- dynstr = bfd_get_section_by_name (dynobj, ".dynstr");
- /* If .dynstr is excluded from the link, we don't want any of
- these tags. Strictly, we should be checking each section
- individually; This quick check covers for the case where
- someone does a /DISCARD/ : { *(*) }. */
- if (dynstr != NULL && dynstr->output_section != bfd_abs_section_ptr)
- {
- bfd_size_type strsize;
-
- strsize = _bfd_elf_strtab_size (elf_hash_table (info)->dynstr);
- if (! elf_add_dynamic_entry (info, DT_HASH, 0)
- || ! elf_add_dynamic_entry (info, DT_STRTAB, 0)
- || ! elf_add_dynamic_entry (info, DT_SYMTAB, 0)
- || ! elf_add_dynamic_entry (info, DT_STRSZ, strsize)
- || ! elf_add_dynamic_entry (info, DT_SYMENT,
- sizeof (Elf_External_Sym)))
- return FALSE;
- }
- }
-
- /* The backend must work out the sizes of all the other dynamic
- sections. */
- if (bed->elf_backend_size_dynamic_sections
- && ! (*bed->elf_backend_size_dynamic_sections) (output_bfd, info))
- return FALSE;
-
- if (elf_hash_table (info)->dynamic_sections_created)
- {
- bfd_size_type dynsymcount;
- asection *s;
- size_t bucketcount = 0;
- size_t hash_entry_size;
- unsigned int dtagcount;
-
- /* Set up the version definition section. */
- s = bfd_get_section_by_name (dynobj, ".gnu.version_d");
- BFD_ASSERT (s != NULL);
-
- /* We may have created additional version definitions if we are
- just linking a regular application. */
- verdefs = asvinfo.verdefs;
-
- /* Skip anonymous version tag. */
- if (verdefs != NULL && verdefs->vernum == 0)
- verdefs = verdefs->next;
-
- if (verdefs == NULL)
- _bfd_strip_section_from_output (info, s);
- else
- {
- unsigned int cdefs;
- bfd_size_type size;
- struct bfd_elf_version_tree *t;
- bfd_byte *p;
- Elf_Internal_Verdef def;
- Elf_Internal_Verdaux defaux;
-
- cdefs = 0;
- size = 0;
-
- /* Make space for the base version. */
- size += sizeof (Elf_External_Verdef);
- size += sizeof (Elf_External_Verdaux);
- ++cdefs;
-
- for (t = verdefs; t != NULL; t = t->next)
- {
- struct bfd_elf_version_deps *n;
-
- size += sizeof (Elf_External_Verdef);
- size += sizeof (Elf_External_Verdaux);
- ++cdefs;
-
- for (n = t->deps; n != NULL; n = n->next)
- size += sizeof (Elf_External_Verdaux);
- }
-
- s->_raw_size = size;
- s->contents = bfd_alloc (output_bfd, s->_raw_size);
- if (s->contents == NULL && s->_raw_size != 0)
- return FALSE;
-
- /* Fill in the version definition section. */
-
- p = s->contents;
-
- def.vd_version = VER_DEF_CURRENT;
- def.vd_flags = VER_FLG_BASE;
- def.vd_ndx = 1;
- def.vd_cnt = 1;
- def.vd_aux = sizeof (Elf_External_Verdef);
- def.vd_next = (sizeof (Elf_External_Verdef)
- + sizeof (Elf_External_Verdaux));
-
- if (soname_indx != (bfd_size_type) -1)
- {
- _bfd_elf_strtab_addref (elf_hash_table (info)->dynstr,
- soname_indx);
- def.vd_hash = bfd_elf_hash (soname);
- defaux.vda_name = soname_indx;
- }
- else
- {
- const char *name;
- bfd_size_type indx;
-
- name = basename (output_bfd->filename);
- def.vd_hash = bfd_elf_hash (name);
- indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr,
- name, FALSE);
- if (indx == (bfd_size_type) -1)
- return FALSE;
- defaux.vda_name = indx;
- }
- defaux.vda_next = 0;
-
- _bfd_elf_swap_verdef_out (output_bfd, &def,
- (Elf_External_Verdef *) p);
- p += sizeof (Elf_External_Verdef);
- _bfd_elf_swap_verdaux_out (output_bfd, &defaux,
- (Elf_External_Verdaux *) p);
- p += sizeof (Elf_External_Verdaux);
-
- for (t = verdefs; t != NULL; t = t->next)
- {
- unsigned int cdeps;
- struct bfd_elf_version_deps *n;
- struct elf_link_hash_entry *h;
- struct bfd_link_hash_entry *bh;
-
- cdeps = 0;
- for (n = t->deps; n != NULL; n = n->next)
- ++cdeps;
-
- /* Add a symbol representing this version. */
- bh = NULL;
- if (! (_bfd_generic_link_add_one_symbol
- (info, dynobj, t->name, BSF_GLOBAL, bfd_abs_section_ptr,
- 0, NULL, FALSE,
- get_elf_backend_data (dynobj)->collect, &bh)))
- return FALSE;
- h = (struct elf_link_hash_entry *) bh;
- h->elf_link_hash_flags &= ~ ELF_LINK_NON_ELF;
- h->elf_link_hash_flags |= ELF_LINK_HASH_DEF_REGULAR;
- h->type = STT_OBJECT;
- h->verinfo.vertree = t;
-
- if (! _bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
-
- def.vd_version = VER_DEF_CURRENT;
- def.vd_flags = 0;
- if (t->globals.list == NULL && t->locals.list == NULL && ! t->used)
- def.vd_flags |= VER_FLG_WEAK;
- def.vd_ndx = t->vernum + 1;
- def.vd_cnt = cdeps + 1;
- def.vd_hash = bfd_elf_hash (t->name);
- def.vd_aux = sizeof (Elf_External_Verdef);
- if (t->next != NULL)
- def.vd_next = (sizeof (Elf_External_Verdef)
- + (cdeps + 1) * sizeof (Elf_External_Verdaux));
- else
- def.vd_next = 0;
-
- _bfd_elf_swap_verdef_out (output_bfd, &def,
- (Elf_External_Verdef *) p);
- p += sizeof (Elf_External_Verdef);
-
- defaux.vda_name = h->dynstr_index;
- _bfd_elf_strtab_addref (elf_hash_table (info)->dynstr,
- h->dynstr_index);
- if (t->deps == NULL)
- defaux.vda_next = 0;
- else
- defaux.vda_next = sizeof (Elf_External_Verdaux);
- t->name_indx = defaux.vda_name;
-
- _bfd_elf_swap_verdaux_out (output_bfd, &defaux,
- (Elf_External_Verdaux *) p);
- p += sizeof (Elf_External_Verdaux);
-
- for (n = t->deps; n != NULL; n = n->next)
- {
- if (n->version_needed == NULL)
- {
- /* This can happen if there was an error in the
- version script. */
- defaux.vda_name = 0;
- }
- else
- {
- defaux.vda_name = n->version_needed->name_indx;
- _bfd_elf_strtab_addref (elf_hash_table (info)->dynstr,
- defaux.vda_name);
- }
- if (n->next == NULL)
- defaux.vda_next = 0;
- else
- defaux.vda_next = sizeof (Elf_External_Verdaux);
-
- _bfd_elf_swap_verdaux_out (output_bfd, &defaux,
- (Elf_External_Verdaux *) p);
- p += sizeof (Elf_External_Verdaux);
- }
- }
-
- if (! elf_add_dynamic_entry (info, DT_VERDEF, 0)
- || ! elf_add_dynamic_entry (info, DT_VERDEFNUM, cdefs))
- return FALSE;
-
- elf_tdata (output_bfd)->cverdefs = cdefs;
- }
-
- if ((info->new_dtags && info->flags) || (info->flags & DF_STATIC_TLS))
- {
- if (! elf_add_dynamic_entry (info, DT_FLAGS, info->flags))
- return FALSE;
- }
- else if (info->flags & DF_BIND_NOW)
- {
- if (! elf_add_dynamic_entry (info, DT_BIND_NOW, 0))
- return FALSE;
- }
-
- if (info->flags_1)
- {
- if (info->executable)
- info->flags_1 &= ~ (DF_1_INITFIRST
- | DF_1_NODELETE
- | DF_1_NOOPEN);
- if (! elf_add_dynamic_entry (info, DT_FLAGS_1, info->flags_1))
- return FALSE;
- }
-
- /* Work out the size of the version reference section. */
-
- s = bfd_get_section_by_name (dynobj, ".gnu.version_r");
- BFD_ASSERT (s != NULL);
- {
- struct elf_find_verdep_info sinfo;
-
- sinfo.output_bfd = output_bfd;
- sinfo.info = info;
- sinfo.vers = elf_tdata (output_bfd)->cverdefs;
- if (sinfo.vers == 0)
- sinfo.vers = 1;
- sinfo.failed = FALSE;
-
- elf_link_hash_traverse (elf_hash_table (info),
- _bfd_elf_link_find_version_dependencies,
- &sinfo);
-
- if (elf_tdata (output_bfd)->verref == NULL)
- _bfd_strip_section_from_output (info, s);
- else
- {
- Elf_Internal_Verneed *t;
- unsigned int size;
- unsigned int crefs;
- bfd_byte *p;
-
- /* Build the version definition section. */
- size = 0;
- crefs = 0;
- for (t = elf_tdata (output_bfd)->verref;
- t != NULL;
- t = t->vn_nextref)
- {
- Elf_Internal_Vernaux *a;
-
- size += sizeof (Elf_External_Verneed);
- ++crefs;
- for (a = t->vn_auxptr; a != NULL; a = a->vna_nextptr)
- size += sizeof (Elf_External_Vernaux);
- }
-
- s->_raw_size = size;
- s->contents = bfd_alloc (output_bfd, s->_raw_size);
- if (s->contents == NULL)
- return FALSE;
-
- p = s->contents;
- for (t = elf_tdata (output_bfd)->verref;
- t != NULL;
- t = t->vn_nextref)
- {
- unsigned int caux;
- Elf_Internal_Vernaux *a;
- bfd_size_type indx;
-
- caux = 0;
- for (a = t->vn_auxptr; a != NULL; a = a->vna_nextptr)
- ++caux;
-
- t->vn_version = VER_NEED_CURRENT;
- t->vn_cnt = caux;
- indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr,
- elf_dt_name (t->vn_bfd) != NULL
- ? elf_dt_name (t->vn_bfd)
- : basename (t->vn_bfd->filename),
- FALSE);
- if (indx == (bfd_size_type) -1)
- return FALSE;
- t->vn_file = indx;
- t->vn_aux = sizeof (Elf_External_Verneed);
- if (t->vn_nextref == NULL)
- t->vn_next = 0;
- else
- t->vn_next = (sizeof (Elf_External_Verneed)
- + caux * sizeof (Elf_External_Vernaux));
-
- _bfd_elf_swap_verneed_out (output_bfd, t,
- (Elf_External_Verneed *) p);
- p += sizeof (Elf_External_Verneed);
-
- for (a = t->vn_auxptr; a != NULL; a = a->vna_nextptr)
- {
- a->vna_hash = bfd_elf_hash (a->vna_nodename);
- indx = _bfd_elf_strtab_add (elf_hash_table (info)->dynstr,
- a->vna_nodename, FALSE);
- if (indx == (bfd_size_type) -1)
- return FALSE;
- a->vna_name = indx;
- if (a->vna_nextptr == NULL)
- a->vna_next = 0;
- else
- a->vna_next = sizeof (Elf_External_Vernaux);
-
- _bfd_elf_swap_vernaux_out (output_bfd, a,
- (Elf_External_Vernaux *) p);
- p += sizeof (Elf_External_Vernaux);
- }
- }
-
- if (! elf_add_dynamic_entry (info, DT_VERNEED, 0)
- || ! elf_add_dynamic_entry (info, DT_VERNEEDNUM, crefs))
- return FALSE;
-
- elf_tdata (output_bfd)->cverrefs = crefs;
- }
- }
-
- /* Assign dynsym indicies. In a shared library we generate a
- section symbol for each output section, which come first.
- Next come all of the back-end allocated local dynamic syms,
- followed by the rest of the global symbols. */
-
- dynsymcount = _bfd_elf_link_renumber_dynsyms (output_bfd, info);
-
- /* Work out the size of the symbol version section. */
- s = bfd_get_section_by_name (dynobj, ".gnu.version");
- BFD_ASSERT (s != NULL);
- if (dynsymcount == 0
- || (verdefs == NULL && elf_tdata (output_bfd)->verref == NULL))
- {
- _bfd_strip_section_from_output (info, s);
- /* The DYNSYMCOUNT might have changed if we were going to
- output a dynamic symbol table entry for S. */
- dynsymcount = _bfd_elf_link_renumber_dynsyms (output_bfd, info);
- }
- else
- {
- s->_raw_size = dynsymcount * sizeof (Elf_External_Versym);
- s->contents = bfd_zalloc (output_bfd, s->_raw_size);
- if (s->contents == NULL)
- return FALSE;
-
- if (! elf_add_dynamic_entry (info, DT_VERSYM, 0))
- return FALSE;
- }
-
- /* Set the size of the .dynsym and .hash sections. We counted
- the number of dynamic symbols in elf_link_add_object_symbols.
- We will build the contents of .dynsym and .hash when we build
- the final symbol table, because until then we do not know the
- correct value to give the symbols. We built the .dynstr
- section as we went along in elf_link_add_object_symbols. */
- s = bfd_get_section_by_name (dynobj, ".dynsym");
- BFD_ASSERT (s != NULL);
- s->_raw_size = dynsymcount * sizeof (Elf_External_Sym);
- s->contents = bfd_alloc (output_bfd, s->_raw_size);
- if (s->contents == NULL && s->_raw_size != 0)
- return FALSE;
-
- if (dynsymcount != 0)
- {
- Elf_Internal_Sym isym;
-
- /* The first entry in .dynsym is a dummy symbol. */
- isym.st_value = 0;
- isym.st_size = 0;
- isym.st_name = 0;
- isym.st_info = 0;
- isym.st_other = 0;
- isym.st_shndx = 0;
- elf_swap_symbol_out (output_bfd, &isym, s->contents, 0);
- }
-
- /* Compute the size of the hashing table. As a side effect this
- computes the hash values for all the names we export. */
- bucketcount = compute_bucket_count (info);
-
- s = bfd_get_section_by_name (dynobj, ".hash");
- BFD_ASSERT (s != NULL);
- hash_entry_size = elf_section_data (s)->this_hdr.sh_entsize;
- s->_raw_size = ((2 + bucketcount + dynsymcount) * hash_entry_size);
- s->contents = bfd_zalloc (output_bfd, s->_raw_size);
- if (s->contents == NULL)
- return FALSE;
-
- bfd_put (8 * hash_entry_size, output_bfd, bucketcount, s->contents);
- bfd_put (8 * hash_entry_size, output_bfd, dynsymcount,
- s->contents + hash_entry_size);
-
- elf_hash_table (info)->bucketcount = bucketcount;
-
- s = bfd_get_section_by_name (dynobj, ".dynstr");
- BFD_ASSERT (s != NULL);
-
- elf_finalize_dynstr (output_bfd, info);
-
- s->_raw_size = _bfd_elf_strtab_size (elf_hash_table (info)->dynstr);
-
- for (dtagcount = 0; dtagcount <= info->spare_dynamic_tags; ++dtagcount)
- if (! elf_add_dynamic_entry (info, DT_NULL, 0))
- return FALSE;
- }
-
- return TRUE;
-}
-
-/* This function is used to adjust offsets into .dynstr for
- dynamic symbols. This is called via elf_link_hash_traverse. */
-
-static bfd_boolean
-elf_adjust_dynstr_offsets (struct elf_link_hash_entry *h, void *data)
-{
- struct elf_strtab_hash *dynstr = data;
-
- if (h->root.type == bfd_link_hash_warning)
- h = (struct elf_link_hash_entry *) h->root.u.i.link;
-
- if (h->dynindx != -1)
- h->dynstr_index = _bfd_elf_strtab_offset (dynstr, h->dynstr_index);
- return TRUE;
-}
-
-/* Assign string offsets in .dynstr, update all structures referencing
- them. */
-
-static bfd_boolean
-elf_finalize_dynstr (bfd *output_bfd, struct bfd_link_info *info)
-{
- struct elf_link_local_dynamic_entry *entry;
- struct elf_strtab_hash *dynstr = elf_hash_table (info)->dynstr;
- bfd *dynobj = elf_hash_table (info)->dynobj;
- asection *sdyn;
- bfd_size_type size;
- Elf_External_Dyn *dyncon, *dynconend;
-
- _bfd_elf_strtab_finalize (dynstr);
- size = _bfd_elf_strtab_size (dynstr);
-
- /* Update all .dynamic entries referencing .dynstr strings. */
- sdyn = bfd_get_section_by_name (dynobj, ".dynamic");
- BFD_ASSERT (sdyn != NULL);
-
- dyncon = (Elf_External_Dyn *) sdyn->contents;
- dynconend = (Elf_External_Dyn *) (sdyn->contents +
- sdyn->_raw_size);
- for (; dyncon < dynconend; dyncon++)
- {
- Elf_Internal_Dyn dyn;
-
- elf_swap_dyn_in (dynobj, dyncon, & dyn);
- switch (dyn.d_tag)
- {
- case DT_STRSZ:
- dyn.d_un.d_val = size;
- elf_swap_dyn_out (dynobj, & dyn, dyncon);
- break;
- case DT_NEEDED:
- case DT_SONAME:
- case DT_RPATH:
- case DT_RUNPATH:
- case DT_FILTER:
- case DT_AUXILIARY:
- dyn.d_un.d_val = _bfd_elf_strtab_offset (dynstr, dyn.d_un.d_val);
- elf_swap_dyn_out (dynobj, & dyn, dyncon);
- break;
- default:
- break;
- }
- }
-
- /* Now update local dynamic symbols. */
- for (entry = elf_hash_table (info)->dynlocal; entry ; entry = entry->next)
- entry->isym.st_name = _bfd_elf_strtab_offset (dynstr,
- entry->isym.st_name);
-
- /* And the rest of dynamic symbols. */
- elf_link_hash_traverse (elf_hash_table (info),
- elf_adjust_dynstr_offsets, dynstr);
-
- /* Adjust version definitions. */
- if (elf_tdata (output_bfd)->cverdefs)
- {
- asection *s;
- bfd_byte *p;
- bfd_size_type i;
- Elf_Internal_Verdef def;
- Elf_Internal_Verdaux defaux;
-
- s = bfd_get_section_by_name (dynobj, ".gnu.version_d");
- p = (bfd_byte *) s->contents;
- do
- {
- _bfd_elf_swap_verdef_in (output_bfd, (Elf_External_Verdef *) p,
- &def);
- p += sizeof (Elf_External_Verdef);
- for (i = 0; i < def.vd_cnt; ++i)
- {
- _bfd_elf_swap_verdaux_in (output_bfd,
- (Elf_External_Verdaux *) p, &defaux);
- defaux.vda_name = _bfd_elf_strtab_offset (dynstr,
- defaux.vda_name);
- _bfd_elf_swap_verdaux_out (output_bfd,
- &defaux, (Elf_External_Verdaux *) p);
- p += sizeof (Elf_External_Verdaux);
- }
- }
- while (def.vd_next);
- }
-
- /* Adjust version references. */
- if (elf_tdata (output_bfd)->verref)
- {
- asection *s;
- bfd_byte *p;
- bfd_size_type i;
- Elf_Internal_Verneed need;
- Elf_Internal_Vernaux needaux;
-
- s = bfd_get_section_by_name (dynobj, ".gnu.version_r");
- p = (bfd_byte *) s->contents;
- do
- {
- _bfd_elf_swap_verneed_in (output_bfd, (Elf_External_Verneed *) p,
- &need);
- need.vn_file = _bfd_elf_strtab_offset (dynstr, need.vn_file);
- _bfd_elf_swap_verneed_out (output_bfd, &need,
- (Elf_External_Verneed *) p);
- p += sizeof (Elf_External_Verneed);
- for (i = 0; i < need.vn_cnt; ++i)
- {
- _bfd_elf_swap_vernaux_in (output_bfd,
- (Elf_External_Vernaux *) p, &needaux);
- needaux.vna_name = _bfd_elf_strtab_offset (dynstr,
- needaux.vna_name);
- _bfd_elf_swap_vernaux_out (output_bfd,
- &needaux,
- (Elf_External_Vernaux *) p);
- p += sizeof (Elf_External_Vernaux);
- }
- }
- while (need.vn_next);
- }
-
- return TRUE;
-}
/* Final phase of ELF linker. */
@@ -5800,51 +4629,6 @@ elf_gc_common_final_link (bfd *abfd, struct bfd_link_info *info)
return elf_bfd_final_link (abfd, info);
}
-/* This function will be called though elf_link_hash_traverse to store
- all hash value of the exported symbols in an array. */
-
-static bfd_boolean
-elf_collect_hash_codes (struct elf_link_hash_entry *h, void *data)
-{
- unsigned long **valuep = data;
- const char *name;
- char *p;
- unsigned long ha;
- char *alc = NULL;
-
- if (h->root.type == bfd_link_hash_warning)
- h = (struct elf_link_hash_entry *) h->root.u.i.link;
-
- /* Ignore indirect symbols. These are added by the versioning code. */
- if (h->dynindx == -1)
- return TRUE;
-
- name = h->root.root.string;
- p = strchr (name, ELF_VER_CHR);
- if (p != NULL)
- {
- alc = bfd_malloc (p - name + 1);
- memcpy (alc, name, p - name);
- alc[p - name] = '\0';
- name = alc;
- }
-
- /* Compute the hash value. */
- ha = bfd_elf_hash (name);
-
- /* Store the found hash value in the array given as the argument. */
- *(*valuep)++ = ha;
-
- /* And store it in the struct so that we can put it in the hash table
- later. */
- h->elf_hash_value = ha;
-
- if (alc != NULL)
- free (alc);
-
- return TRUE;
-}
-
bfd_boolean
elf_reloc_symbol_deleted_p (bfd_vma offset, void *cookie)
{
diff --git a/bfd/elfxx-ia64.c b/bfd/elfxx-ia64.c
index 47b4eae..27b5aa5 100644
--- a/bfd/elfxx-ia64.c
+++ b/bfd/elfxx-ia64.c
@@ -3083,7 +3083,7 @@ elfNN_ia64_size_dynamic_sections (output_bfd, info)
/* The DT_DEBUG entry is filled in by the dynamic linker and used
by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elfNN_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (!add_dynamic_entry (DT_DEBUG, 0))
return FALSE;
diff --git a/bfd/elfxx-mips.c b/bfd/elfxx-mips.c
index 76b3732..b82e109 100644
--- a/bfd/elfxx-mips.c
+++ b/bfd/elfxx-mips.c
@@ -564,17 +564,8 @@ static bfd *reldyn_sorting_bfd;
: bfd_put_32 (abfd, val, ptr))
/* Add a dynamic symbol table-entry. */
-#ifdef BFD64
-#define MIPS_ELF_ADD_DYNAMIC_ENTRY(info, tag, val) \
- (ABI_64_P (elf_hash_table (info)->dynobj) \
- ? bfd_elf64_add_dynamic_entry (info, tag, val) \
- : bfd_elf32_add_dynamic_entry (info, tag, val))
-#else
#define MIPS_ELF_ADD_DYNAMIC_ENTRY(info, tag, val) \
- (ABI_64_P (elf_hash_table (info)->dynobj) \
- ? (abort (), FALSE) \
- : bfd_elf32_add_dynamic_entry (info, tag, val))
-#endif
+ _bfd_elf_add_dynamic_entry (info, tag, val)
#define MIPS_ELF_RTYPE_TO_HOWTO(abfd, rtype, rela) \
(get_elf_backend_data (abfd)->elf_backend_mips_rtype_to_howto (rtype, rela))
diff --git a/ld/ChangeLog b/ld/ChangeLog
index f962891..51e5ebb 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,8 @@
+2004-03-25 Alan Modra <amodra@bigpond.net.au>
+
+ * emultempl/elf32.em (gld${EMULATION_NAME}_before_allocation): Update
+ size_dynamic_sections call.
+
2004-03-23 Alan Modra <amodra@bigpond.net.au>
PR 51.
diff --git a/ld/emultempl/elf32.em b/ld/emultempl/elf32.em
index e95b3a9..a86434a 100644
--- a/ld/emultempl/elf32.em
+++ b/ld/emultempl/elf32.em
@@ -871,7 +871,7 @@ gld${EMULATION_NAME}_before_allocation (void)
rpath = command_line.rpath;
if (rpath == NULL)
rpath = (const char *) getenv ("LD_RUN_PATH");
- if (! (bfd_elf${ELFSIZE}_size_dynamic_sections
+ if (! (bfd_elf_size_dynamic_sections
(output_bfd, command_line.soname, rpath,
command_line.filter_shlib,
(const char * const *) command_line.auxiliary_filters,