+2016-11-23 Alan Modra <amodra@gmail.com>
+
+ * elf-bfd.h (struct elf_backend_data): Add dtrel_excludes_plt.
+ * elfxx-target.h (elf_backend_dtrel_excludes_plt): Define.
+ (elfNN_bed): Init new field.
+ * elflink.c (bfd_elf_final_link): Add and use htab variable. Handle
+ dtrel_excludes_plt.
+ * elf-m10300.c (_bfd_mn10300_elf_finish_dynamic_sections): Delete
+ DT_RELASZ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-arc.c (elf_arc_finish_dynamic_sections): Delete DT_RELASZ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-arm.c (elf32_arm_finish_dynamic_sections): Delete code
+ subtracting off plt relocs from DT_RELSZ, DT_RELASZ.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-cr16.c (_bfd_cr16_elf_finish_dynamic_sections): Delete
+ DT_RELASZ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-cris.c (elf_cris_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-hppa.c (elf32_hppa_finish_dynamic_sections): Delete DT_RELASZ
+ and DT_RELA code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-i386.c (elf_i386_finish_dynamic_sections): Delete DT_RELSZ
+ and DT_REL code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-lm32.c (lm32_elf_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-m32r.c (m32r_elf_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-m68k.c (elf_m68k_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-metag.c (elf_metag_finish_dynamic_sections): Delete DT_RELASZ
+ and DT_RELA code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-microblaze.c (microblaze_elf_finish_dynamic_sections): Delete
+ DT_RELASZ and DT_RELA code. Use ELF htab shortcuts for other
+ dynamic sections.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-mips.c (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-nds32.c (nds32_elf_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-nios2.c (nios2_elf32_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-or1k.c (or1k_elf_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-ppc.c (ppc_elf_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-sh.c (sh_elf_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-sparc.c (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-vax.c (elf_vax_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf32-xtensa.c (elf_xtensa_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf64-alpha.c (elf64_alpha_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf64-ppc.c (ppc64_elf_finish_dynamic_sections): Delete DT_RELASZ
+ and DT_RELA code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf64-sh64.c (sh64_elf64_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elf64-x86-64.c (elf_x86_64_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elfnn-aarch64.c (elfNN_aarch64_finish_dynamic_sections): Delete
+ DT_RELASZ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elfnn-ia64.c (elfNN_ia64_finish_dynamic_sections): Delete DT_RELASZ
+ code.
+ (elf_backend_dtrel_excludes_plt): Define.
+ * elfxx-mips.c (_bfd_mips_elf_finish_dynamic_sections): Delete
+ DT_RELASZ code.
+ * elfxx-sparc.c (sparc_finish_dyn): Delete DT_RELASZ code.
+
2016-11-23 Alan Modra <amodra@gmail.com>
* elf-m10300.c (mn10300_elf_check_relocs): Use elf htab shortcuts
backend relocate_section routine for relocatable linking. */
unsigned rela_normal : 1;
+ /* Set if DT_REL/DT_RELA/DT_RELSZ/DT_RELASZ should not include PLT
+ relocations. */
+ unsigned dtrel_excludes_plt : 1;
+
/* TRUE if addresses "naturally" sign extend. This is used when
swapping in from Elf32 when BFD64. */
unsigned sign_extend_vma : 1;
dyn.d_un.d_val = s->size;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
-
- case DT_RELASZ:
- /* My reading of the SVR4 ABI indicates that the
- procedure linkage table relocs (DT_JMPREL) should be
- included in the overall relocs (DT_RELA). This is
- what Solaris does. However, UnixWare can not handle
- that case. Therefore, we override the DT_RELASZ entry
- here to make it not include the JMPREL relocs. Since
- the linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- s = htab->root.srelplt;
- if (s != NULL)
- dyn.d_un.d_val -= s->size;
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
}
}
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
+#define elf_backend_dtrel_excludes_plt 1
#include "elf32-target.h"
GET_SYMBOL_OR_SECTION (DT_PLTGOT, NULL, ".plt")
GET_SYMBOL_OR_SECTION (DT_JMPREL, NULL, ".rela.plt")
GET_SYMBOL_OR_SECTION (DT_PLTRELSZ, NULL, ".rela.plt")
- GET_SYMBOL_OR_SECTION (DT_RELASZ, NULL, ".rela.plt")
GET_SYMBOL_OR_SECTION (DT_VERSYM, NULL, ".gnu.version")
GET_SYMBOL_OR_SECTION (DT_VERDEF, NULL, ".gnu.version_d")
GET_SYMBOL_OR_SECTION (DT_VERNEED, NULL, ".gnu.version_r")
do_it = TRUE;
break;
- case DT_RELASZ:
- if (s != NULL)
- internal_dyn.d_un.d_val -= s->size;
- do_it = TRUE;
- break;
-
default:
break;
}
#define elf_backend_rela_plts_and_copies_p 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
+#define elf_backend_dtrel_excludes_plt 1
#define elf_backend_may_use_rel_p 0
#define elf_backend_may_use_rela_p 1
case DT_RELSZ:
case DT_RELASZ:
- if (!htab->symbian_p)
- {
- /* My reading of the SVR4 ABI indicates that the
- procedure linkage table relocs (DT_JMPREL) should be
- included in the overall relocs (DT_REL). This is
- what Solaris does. However, UnixWare can not handle
- that case. Therefore, we override the DT_RELSZ entry
- here to make it not include the JMPREL relocs. Since
- the linker script arranges for .rel(a).plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_REL entry. */
- s = htab->root.srelplt;
- if (s != NULL)
- dyn.d_un.d_val -= s->size;
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
- }
- /* Fall through. */
-
case DT_REL:
case DT_RELA:
/* In the BPABI, the DT_REL tag must point at the file
offset, not the VMA, of the first relocation
section. So, we use code similar to that in
elflink.c, but do not check for SHF_ALLOC on the
- relcoation section, since relocations sections are
- never allocated under the BPABI. The comments above
- about Unixware notwithstanding, we include all of the
- relocations here. */
+ relocation section, since relocation sections are
+ never allocated under the BPABI. PLT relocs are also
+ included. */
if (htab->symbian_p)
{
unsigned int i;
#define elf_backend_may_use_rel_p 1
#define elf_backend_may_use_rela_p 0
#define elf_backend_default_use_rela_p 0
+#define elf_backend_dtrel_excludes_plt 1
#define elf_backend_got_header_size 12
#define elf_backend_extern_protected_data 1
#define elf_backend_default_use_rela_p 0
#undef elf_backend_want_plt_sym
#define elf_backend_want_plt_sym 0
+#undef elf_backend_dtrel_excludes_plt
+#define elf_backend_dtrel_excludes_plt 0
#undef ELF_MAXPAGESIZE
#define ELF_MAXPAGESIZE 0x8000
dyn.d_un.d_val = s->size;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
-
- case DT_RELASZ:
- /* My reading of the SVR4 ABI indicates that the
- procedure linkage table relocs (DT_JMPREL) should be
- included in the overall relocs (DT_RELA). This is
- what Solaris does. However, UnixWare can not handle
- that case. Therefore, we override the DT_RELASZ entry
- here to make it not include the JMPREL relocs. Since
- the linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- s = elf_hash_table (info)->srelplt;
- if (s != NULL)
- dyn.d_un.d_val -= s->size;
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
}
}
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
+#define elf_backend_dtrel_excludes_plt 1
#include "elf32-target.h"
dyn.d_un.d_val = s->size;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
-
- case DT_RELASZ:
- /* The procedure linkage table relocs (DT_JMPREL) should
- not be included in the overall relocs (DT_RELA).
- Therefore, we override the DT_RELASZ entry here to
- make it not include the JMPREL relocs. Since the
- linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- s = elf_hash_table (info)->srelplt;
- if (s != NULL)
- dyn.d_un.d_val -= s->size;
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
}
}
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
#define elf_backend_got_elt_size elf_cris_got_elt_size
+#define elf_backend_dtrel_excludes_plt 1
/* Later, we my want to optimize RELA entries into REL entries for dynamic
linking and libraries (if it's a win of any significance). Until then,
s = htab->etab.srelplt;
dyn.d_un.d_val = s->size;
break;
-
- case DT_RELASZ:
- /* Don't count procedure linkage table relocs in the
- overall reloc count. */
- s = htab->etab.srelplt;
- if (s == NULL)
- continue;
- dyn.d_un.d_val -= s->size;
- break;
-
- case DT_RELA:
- /* We may not be using the standard ELF linker script.
- If .rela.plt is the first .rela section, we adjust
- DT_RELA to not include it. */
- s = htab->etab.srelplt;
- if (s == NULL)
- continue;
- if (dyn.d_un.d_ptr != s->output_section->vma + s->output_offset)
- continue;
- dyn.d_un.d_ptr += s->size;
- break;
}
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 8
#define elf_backend_rela_normal 1
+#define elf_backend_dtrel_excludes_plt 1
#define TARGET_BIG_SYM hppa_elf32_vec
#define TARGET_BIG_NAME "elf32-hppa"
s = htab->elf.srelplt;
dyn.d_un.d_val = s->size;
break;
-
- case DT_RELSZ:
- /* My reading of the SVR4 ABI indicates that the
- procedure linkage table relocs (DT_JMPREL) should be
- included in the overall relocs (DT_REL). This is
- what Solaris does. However, UnixWare can not handle
- that case. Therefore, we override the DT_RELSZ entry
- here to make it not include the JMPREL relocs. */
- s = htab->elf.srelplt;
- if (s == NULL)
- continue;
- dyn.d_un.d_val -= s->size;
- break;
-
- case DT_REL:
- /* We may not be using the standard ELF linker script.
- If .rel.plt is the first .rel section, we adjust
- DT_REL to not include it. */
- s = htab->elf.srelplt;
- if (s == NULL)
- continue;
- if (dyn.d_un.d_ptr != s->output_section->vma + s->output_offset)
- continue;
- dyn.d_un.d_ptr += s->size;
- break;
}
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
#define elf_backend_plt_alignment 4
+#define elf_backend_dtrel_excludes_plt 1
#define elf_backend_extern_protected_data 1
#define elf_backend_caches_rawsize 1
dyn.d_un.d_val = s->size;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
-
- case DT_RELASZ:
- /* My reading of the SVR4 ABI indicates that the
- procedure linkage table relocs (DT_JMPREL) should be
- included in the overall relocs (DT_RELA). This is
- what Solaris does. However, UnixWare can not handle
- that case. Therefore, we override the DT_RELASZ entry
- here to make it not include the JMPREL relocs. Since
- the linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- if (htab->root.srelplt != NULL)
- {
- s = htab->root.srelplt;
- dyn.d_un.d_val -= s->size;
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
}
}
#define elf_backend_want_got_plt 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
+#define elf_backend_dtrel_excludes_plt 1
#define bfd_elf32_bfd_link_hash_table_create lm32_elf_link_hash_table_create
#define elf_backend_check_relocs lm32_elf_check_relocs
#define elf_backend_reloc_type_class lm32_elf_reloc_type_class
dyn.d_un.d_val = s->size;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
-
- case DT_RELASZ:
- /* My reading of the SVR4 ABI indicates that the
- procedure linkage table relocs (DT_JMPREL) should be
- included in the overall relocs (DT_RELA). This is
- what Solaris does. However, UnixWare can not handle
- that case. Therefore, we override the DT_RELASZ entry
- here to make it not include the JMPREL relocs. Since
- the linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- if (htab->root.srelplt != NULL)
- {
- s = htab->root.srelplt;
- dyn.d_un.d_val -= s->size;
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
}
}
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
+#define elf_backend_dtrel_excludes_plt 1
#define elf_backend_may_use_rel_p 1
#ifdef USE_M32R_OLD_RELOC
#define elf32_bed elf32_m32r_lin_bed
#include "elf32-target.h"
-
dyn.d_un.d_val = s->size;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
-
- case DT_RELASZ:
- /* The procedure linkage table relocs (DT_JMPREL) should
- not be included in the overall relocs (DT_RELA).
- Therefore, we override the DT_RELASZ entry here to
- make it not include the JMPREL relocs. Since the
- linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- s = elf_hash_table (info)->srelplt;
- if (s != NULL)
- dyn.d_un.d_val -= s->size;
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
}
}
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
#define elf_backend_rela_normal 1
+#define elf_backend_dtrel_excludes_plt 1
#include "elf32-target.h"
dyn.d_un.d_val = s->size;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
-
- case DT_RELASZ:
- /* Don't count procedure linkage table relocs in the
- overall reloc count. */
- if (htab->etab.srelplt) {
- s = htab->etab.srelplt;
- dyn.d_un.d_val -= s->size;
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
-
- case DT_RELA:
- /* We may not be using the standard ELF linker script.
- If .rela.plt is the first .rela section, we adjust
- DT_RELA to not include it. */
- if (htab->etab.srelplt) {
- s = htab->etab.srelplt;
- if (dyn.d_un.d_ptr == s->output_section->vma + s->output_offset)
- dyn.d_un.d_ptr += s->size;
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
}
}
#define elf_backend_want_got_sym 0
#define elf_backend_want_plt_sym 0
#define elf_backend_plt_readonly 1
+#define elf_backend_dtrel_excludes_plt 1
#define bfd_elf32_bfd_reloc_type_lookup metag_reloc_type_lookup
#define bfd_elf32_bfd_reloc_name_lookup metag_reloc_name_lookup
asection *splt;
Elf32_External_Dyn *dyncon, *dynconend;
- splt = htab->elf.splt;
- BFD_ASSERT (splt != NULL && sdyn != NULL);
-
dyncon = (Elf32_External_Dyn *) sdyn->contents;
dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->size);
for (; dyncon < dynconend; dyncon++)
{
Elf_Internal_Dyn dyn;
- const char *name;
+ asection *s;
bfd_boolean size;
bfd_elf32_swap_dyn_in (dynobj, dyncon, &dyn);
switch (dyn.d_tag)
{
- case DT_PLTGOT: name = ".got.plt"; size = FALSE; break;
- case DT_PLTRELSZ: name = ".rela.plt"; size = TRUE; break;
- case DT_JMPREL: name = ".rela.plt"; size = FALSE; break;
- case DT_RELA: name = ".rela.dyn"; size = FALSE; break;
- case DT_RELASZ: name = ".rela.dyn"; size = TRUE; break;
- default: name = NULL; size = FALSE; break;
- }
+ case DT_PLTGOT:
+ s = htab->elf.sgotplt;
+ size = FALSE;
+ break;
- if (name != NULL)
- {
- asection *s;
+ case DT_PLTRELSZ:
+ s = htab->elf.srelplt;
+ size = TRUE;
+ break;
- s = bfd_get_section_by_name (output_bfd, name);
- if (s == NULL)
- dyn.d_un.d_val = 0;
- else
- {
- if (! size)
- dyn.d_un.d_ptr = s->vma;
- else
- dyn.d_un.d_val = s->size;
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
+ case DT_JMPREL:
+ s = htab->elf.srelplt;
+ size = FALSE;
+ break;
+
+ default:
+ continue;
}
+
+ if (s == NULL)
+ dyn.d_un.d_val = 0;
+ else
+ {
+ if (!size)
+ dyn.d_un.d_ptr = s->output_section->vma + s->output_offset;
+ else
+ dyn.d_un.d_val = s->size;
+ }
+ bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
}
+ splt = htab->elf.splt;
+ BFD_ASSERT (splt != NULL && sdyn != NULL);
+
/* Clear the first entry in the procedure linkage table,
and put a nop in the last four bytes. */
if (splt->size > 0)
#define elf_backend_plt_readonly 1
#define elf_backend_got_header_size 12
#define elf_backend_rela_normal 1
+#define elf_backend_dtrel_excludes_plt 1
#define elf_backend_adjust_dynamic_symbol microblaze_elf_adjust_dynamic_symbol
#define elf_backend_create_dynamic_sections microblaze_elf_create_dynamic_sections
#define elf_backend_default_use_rela_p 1
#undef elf_backend_got_header_size
#define elf_backend_got_header_size (4 * 3)
+#undef elf_backend_dtrel_excludes_plt
+#define elf_backend_dtrel_excludes_plt 1
#undef elf_backend_finish_dynamic_symbol
#define elf_backend_finish_dynamic_symbol \
dyn.d_un.d_val = s->size;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
-
- case DT_RELASZ:
- /* My reading of the SVR4 ABI indicates that the
- procedure linkage table relocs (DT_JMPREL) should be
- included in the overall relocs (DT_RELA). This is
- what Solaris does. However, UnixWare can not handle
- that case. Therefore, we override the DT_RELASZ entry
- here to make it not include the JMPREL relocs. Since
- the linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- if (htab->root.srelplt != NULL)
- {
- s = htab->root.srelplt;
- dyn.d_un.d_val -= s->size;
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
}
}
#define elf_backend_may_use_rel_p 1
#define elf_backend_default_use_rela_p 1
#define elf_backend_may_use_rela_p 1
+#define elf_backend_dtrel_excludes_plt 1
#include "elf32-target.h"
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
- case DT_RELASZ:
- /* The procedure linkage table relocs (DT_JMPREL) should
- not be included in the overall relocs (DT_RELA).
- Therefore, we override the DT_RELASZ entry here to
- make it not include the JMPREL relocs. Since the
- linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- s = htab->root.srelplt;
- if (s != NULL)
- dyn.d_un.d_val -= s->size;
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
-
case DT_NIOS2_GP:
s = htab->root.sgotplt;
dyn.d_un.d_ptr
#define elf_backend_plt_readonly 1
#define elf_backend_want_got_plt 1
#define elf_backend_rela_normal 1
+#define elf_backend_dtrel_excludes_plt 1
#define elf_backend_relocate_section nios2_elf32_relocate_section
#define elf_backend_section_flags nios2_elf32_section_flags
s = htab->root.srelplt;
dyn.d_un.d_val = s->size;
break;
-
- case DT_RELASZ:
- /* My reading of the SVR4 ABI indicates that the
- procedure linkage table relocs (DT_JMPREL) should be
- included in the overall relocs (DT_RELA). This is
- what Solaris does. However, UnixWare can not handle
- that case. Therefore, we override the DT_RELASZ entry
- here to make it not include the JMPREL relocs. Since
- the linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- if (htab->root.srelplt != NULL)
- {
- s = htab->root.srelplt;
- dyn.d_un.d_val -= s->size;
- }
- break;
}
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
}
#define elf_backend_want_got_plt 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
+#define elf_backend_dtrel_excludes_plt 1
+
#define bfd_elf32_bfd_link_hash_table_create or1k_elf_link_hash_table_create
#define elf_backend_copy_indirect_symbol or1k_elf_copy_indirect_symbol
#define elf_backend_create_dynamic_sections or1k_elf_create_dynamic_sections
dyn.d_un.d_ptr = got;
break;
- case DT_RELASZ:
- if (htab->is_vxworks)
- {
- if (htab->elf.srelplt)
- dyn.d_un.d_ptr -= htab->elf.srelplt->size;
- break;
- }
- continue;
-
default:
if (htab->is_vxworks
&& elf_vxworks_finish_dynamic_entry (output_bfd, &dyn))
#define elf_backend_plt_readonly 1
#undef elf_backend_got_header_size
#define elf_backend_got_header_size 12
+#undef elf_backend_dtrel_excludes_plt
+#define elf_backend_dtrel_excludes_plt 1
#undef bfd_elf32_get_synthetic_symtab
dyn.d_un.d_val = s->size;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
-
- case DT_RELASZ:
- /* My reading of the SVR4 ABI indicates that the
- procedure linkage table relocs (DT_JMPREL) should be
- included in the overall relocs (DT_RELA). This is
- what Solaris does. However, UnixWare can not handle
- that case. Therefore, we override the DT_RELASZ entry
- here to make it not include the JMPREL relocs. Since
- the linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- if (htab->root.srelplt != NULL)
- {
- s = htab->root.srelplt->output_section;
- dyn.d_un.d_val -= s->size;
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
}
}
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
+#define elf_backend_dtrel_excludes_plt 1
#if !defined INCLUDE_SHMEDIA && !defined SH_TARGET_ALREADY_DEFINED
#define elf_backend_plt_readonly 1
#undef elf_backend_got_header_size
#define elf_backend_got_header_size 12
+#undef elf_backend_dtrel_excludes_plt
+#define elf_backend_dtrel_excludes_plt 1
#undef elf_backend_add_symbol_hook
#define elf_backend_add_symbol_hook \
elf_vxworks_add_symbol_hook
dyn.d_un.d_val = s->size;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
-
- case DT_RELASZ:
- /* The procedure linkage table relocs (DT_JMPREL) should
- not be included in the overall relocs (DT_RELA).
- Therefore, we override the DT_RELASZ entry here to
- make it not include the JMPREL relocs. Since the
- linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- s = elf_hash_table (info)->srelplt;
- if (s != NULL)
- dyn.d_un.d_val -= s->size;
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
}
}
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 16
#define elf_backend_rela_normal 1
+#define elf_backend_dtrel_excludes_plt 1
#include "elf32-target.h"
case DT_PLTRELSZ:
dyn.d_un.d_val = htab->elf.srelplt->size;
break;
-
- case DT_RELASZ:
- /* Adjust RELASZ to not include JMPREL. This matches what
- glibc expects and what is done for several other ELF
- targets (e.g., i386, alpha), but the "correct" behavior
- seems to be unresolved. Since the linker script arranges
- for .rela.plt to follow all other relocation sections, we
- don't have to worry about changing the DT_RELA entry. */
- if (htab->elf.srelplt)
- dyn.d_un.d_val -= htab->elf.srelplt->size;
- break;
}
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
#define elf_backend_got_header_size 4
#define elf_backend_want_dynbss 0
#define elf_backend_want_got_plt 1
+#define elf_backend_dtrel_excludes_plt 1
#define elf_info_to_howto elf_xtensa_info_to_howto_rela
dyn.d_un.d_ptr = srelaplt ? (srelaplt->output_section->vma
+ srelaplt->output_offset) : 0;
break;
-
- case DT_RELASZ:
- /* My interpretation of the TIS v1.1 ELF document indicates
- that RELASZ should not include JMPREL. This is not what
- the rest of the BFD does. It is, however, what the
- glibc ld.so wants. Do this fixup here until we found
- out who is right. */
- if (srelaplt)
- dyn.d_un.d_val -= srelaplt->size;
- break;
}
bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon);
#define elf_backend_plt_readonly 0
#define elf_backend_want_plt_sym 1
#define elf_backend_got_header_size 0
+#define elf_backend_dtrel_excludes_plt 1
#include "elf64-target.h"
\f
#define elf_backend_can_gc_sections 1
#define elf_backend_can_refcount 1
#define elf_backend_rela_normal 1
+#define elf_backend_dtrel_excludes_plt 1
#define elf_backend_default_execstack 0
#define bfd_elf64_mkobject ppc64_elf_mkobject
case DT_PLTRELSZ:
dyn.d_un.d_val = htab->elf.srelplt->size;
break;
-
- case DT_RELASZ:
- /* Don't count procedure linkage table relocs in the
- overall reloc count. */
- s = htab->elf.srelplt;
- if (s == NULL)
- continue;
- dyn.d_un.d_val -= s->size;
- break;
-
- case DT_RELA:
- /* We may not be using the standard ELF linker script.
- If .rela.plt is the first .rela section, we adjust
- DT_RELA to not include it. */
- s = htab->elf.srelplt;
- if (s == NULL)
- continue;
- if (dyn.d_un.d_ptr != s->output_section->vma + s->output_offset)
- continue;
- dyn.d_un.d_ptr += s->size;
- break;
}
bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon);
dyn.d_un.d_val = s->size;
bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
-
- case DT_RELASZ:
- /* My reading of the SVR4 ABI indicates that the
- procedure linkage table relocs (DT_JMPREL) should be
- included in the overall relocs (DT_RELA). This is
- what Solaris does. However, UnixWare can not handle
- that case. Therefore, we override the DT_RELASZ entry
- here to make it not include the JMPREL relocs. Since
- the linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- s = elf_hash_table (info)->srelplt;
- if (s != NULL)
- dyn.d_un.d_val -= s->size;
- bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
}
}
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 24
+#define elf_backend_dtrel_excludes_plt 1
#include "elf64-target.h"
dyn.d_un.d_val = s->size;
break;
- case DT_RELASZ:
- /* The procedure linkage table relocs (DT_JMPREL) should
- not be included in the overall relocs (DT_RELA).
- Therefore, we override the DT_RELASZ entry here to
- make it not include the JMPREL relocs. Since the
- linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- if (htab->elf.srelplt != NULL)
- {
- s = htab->elf.srelplt->output_section;
- dyn.d_un.d_val -= s->size;
- }
- break;
-
case DT_TLSDESC_PLT:
s = htab->elf.splt;
dyn.d_un.d_ptr = s->output_section->vma + s->output_offset
#define elf_backend_plt_alignment 4
#define elf_backend_extern_protected_data 1
#define elf_backend_caches_rawsize 1
+#define elf_backend_dtrel_excludes_plt 1
#define elf_info_to_howto elf_x86_64_info_to_howto
asection *attr_section = NULL;
bfd_vma attr_size = 0;
const char *std_attrs_section;
+ struct elf_link_hash_table *htab = elf_hash_table (info);
- if (! is_elf_hash_table (info->hash))
+ if (!is_elf_hash_table (htab))
return FALSE;
if (bfd_link_pic (info))
abfd->flags |= DYNAMIC;
- dynamic = elf_hash_table (info)->dynamic_sections_created;
- dynobj = elf_hash_table (info)->dynobj;
+ dynamic = htab->dynamic_sections_created;
+ dynobj = htab->dynobj;
emit_relocs = (bfd_link_relocatable (info)
|| info->emitrelocations);
}
if (! bfd_link_relocatable (info) && merged)
- elf_link_hash_traverse (elf_hash_table (info),
- _bfd_elf_link_sec_merge_syms, abfd);
+ elf_link_hash_traverse (htab, _bfd_elf_link_sec_merge_syms, abfd);
/* Figure out the file positions for everything but the symbol table
and the relocs. We set symcount to force assign_section_numbers
if (max_sym_count < 20)
max_sym_count = 20;
- elf_hash_table (info)->strtabsize = max_sym_count;
+ htab->strtabsize = max_sym_count;
amt = max_sym_count * sizeof (struct elf_sym_strtab);
- elf_hash_table (info)->strtab
- = (struct elf_sym_strtab *) bfd_malloc (amt);
- if (elf_hash_table (info)->strtab == NULL)
+ htab->strtab = (struct elf_sym_strtab *) bfd_malloc (amt);
+ if (htab->strtab == NULL)
goto error_return;
/* The real buffer will be allocated in elf_link_swap_symbols_out. */
flinfo.symshndxbuf
goto error_return;
}
- if (elf_hash_table (info)->tls_sec)
+ if (htab->tls_sec)
{
bfd_vma base, end = 0;
asection *sec;
- for (sec = elf_hash_table (info)->tls_sec;
+ for (sec = htab->tls_sec;
sec && (sec->flags & SEC_THREAD_LOCAL);
sec = sec->next)
{
}
end = sec->vma + size;
}
- base = elf_hash_table (info)->tls_sec->vma;
+ base = htab->tls_sec->vma;
/* Only align end of TLS section if static TLS doesn't have special
alignment requirements. */
if (bed->static_tls_alignment == 1)
- end = align_power (end,
- elf_hash_table (info)->tls_sec->alignment_power);
- elf_hash_table (info)->tls_size = end - base;
+ end = align_power (end, htab->tls_sec->alignment_power);
+ htab->tls_size = end - base;
}
/* Reorder SHF_LINK_ORDER sections. */
symtab_hdr->sh_info = bfd_get_symcount (abfd);
if (dynamic
- && elf_hash_table (info)->dynsym != NULL
- && (elf_hash_table (info)->dynsym->output_section
- != bfd_abs_section_ptr))
+ && htab->dynsym != NULL
+ && htab->dynsym->output_section != bfd_abs_section_ptr)
{
Elf_Internal_Sym sym;
- bfd_byte *dynsym = elf_hash_table (info)->dynsym->contents;
+ bfd_byte *dynsym = htab->dynsym->contents;
- o = elf_hash_table (info)->dynsym->output_section;
- elf_section_data (o)->this_hdr.sh_info
- = elf_hash_table (info)->local_dynsymcount + 1;
+ o = htab->dynsym->output_section;
+ elf_section_data (o)->this_hdr.sh_info = htab->local_dynsymcount + 1;
/* Write out the section symbols for the output sections. */
if (bfd_link_pic (info)
- || elf_hash_table (info)->is_relocatable_executable)
+ || htab->is_relocatable_executable)
{
asection *s;
}
/* Write out the local dynsyms. */
- if (elf_hash_table (info)->dynlocal)
+ if (htab->dynlocal)
{
struct elf_link_local_dynamic_entry *e;
- for (e = elf_hash_table (info)->dynlocal; e ; e = e->next)
+ for (e = htab->dynlocal; e ; e = e->next)
{
asection *s;
bfd_byte *dest;
{
struct elf_link_hash_entry *h;
- h = elf_link_hash_lookup (elf_hash_table (info), name,
- FALSE, FALSE, TRUE);
+ h = elf_link_hash_lookup (htab, name, FALSE, FALSE, TRUE);
if (h != NULL
&& (h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak))
}
}
}
+ if (bed->dtrel_excludes_plt && htab->srelplt != NULL)
+ {
+ /* Don't count procedure linkage table relocs in the
+ overall reloc count. */
+ if (dyn.d_tag == DT_RELSZ || dyn.d_tag == DT_RELASZ)
+ dyn.d_un.d_val -= htab->srelplt->size;
+ /* If .rela.plt is the first .rela section, exclude
+ it from DT_RELA. */
+ else if (dyn.d_un.d_ptr == (htab->srelplt->output_section->vma
+ + htab->srelplt->output_offset))
+ dyn.d_un.d_ptr += htab->srelplt->size;
+ }
break;
}
bed->s->swap_dyn_out (dynobj, &dyn, dyncon);
created by _bfd_elf_link_create_dynamic_sections. */
continue;
}
- if (elf_hash_table (info)->stab_info.stabstr == o)
+ if (htab->stab_info.stabstr == o)
continue;
- if (elf_hash_table (info)->eh_info.hdr_sec == o)
+ if (htab->eh_info.hdr_sec == o)
continue;
if (strcmp (o->name, ".dynstr") != 0)
{
off = elf_section_data (o->output_section)->this_hdr.sh_offset;
if (bfd_seek (abfd, off, SEEK_SET) != 0
- || ! _bfd_elf_strtab_emit (abfd,
- elf_hash_table (info)->dynstr))
+ || !_bfd_elf_strtab_emit (abfd, htab->dynstr))
goto error_return;
}
}
}
/* If we have optimized stabs strings, output them. */
- if (elf_hash_table (info)->stab_info.stabstr != NULL)
+ if (htab->stab_info.stabstr != NULL)
{
- if (! _bfd_write_stab_strings (abfd, &elf_hash_table (info)->stab_info))
+ if (!_bfd_write_stab_strings (abfd, &htab->stab_info))
goto error_return;
}
dyn.d_un.d_val = s->size;
break;
- case DT_RELASZ:
- /* The procedure linkage table relocs (DT_JMPREL) should
- not be included in the overall relocs (DT_RELA).
- Therefore, we override the DT_RELASZ entry here to
- make it not include the JMPREL relocs. Since the
- linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- if (htab->root.srelplt != NULL)
- {
- s = htab->root.srelplt;
- dyn.d_un.d_val -= s->size;
- }
- break;
-
case DT_TLSDESC_PLT:
s = htab->root.splt;
dyn.d_un.d_ptr = s->output_section->vma + s->output_offset
#define elf_backend_may_use_rela_p 1
#define elf_backend_default_use_rela_p 1
#define elf_backend_rela_normal 1
+#define elf_backend_dtrel_excludes_plt 1
#define elf_backend_got_header_size (GOT_ENTRY_SIZE * 3)
#define elf_backend_default_execstack 0
#define elf_backend_extern_protected_data 1
dyn.d_un.d_ptr = (sgotplt->output_section->vma
+ sgotplt->output_offset);
break;
-
- case DT_RELASZ:
- /* Do not have RELASZ include JMPREL. This makes things
- easier on ld.so. This is not what the rest of BFD set up. */
- dyn.d_un.d_val -= (ia64_info->minplt_entries
- * sizeof (ElfNN_External_Rela));
- break;
}
bfd_elfNN_swap_dyn_out (abfd, &dyn, dyncon);
#define elf_backend_fixup_symbol _bfd_elf_link_hash_fixup_symbol
#define elf_backend_reloc_type_class elfNN_ia64_reloc_type_class
#define elf_backend_rela_normal 1
+#define elf_backend_dtrel_excludes_plt 1
#define elf_backend_special_sections elfNN_ia64_special_sections
#define elf_backend_default_execstack 0
dyn.d_un.d_ptr = s->vma;
break;
- case DT_RELASZ:
- BFD_ASSERT (htab->is_vxworks);
- /* The count does not include the JUMP_SLOT relocations. */
- if (htab->root.srelplt)
- dyn.d_un.d_val -= htab->root.srelplt->size;
- break;
-
case DT_PLTREL:
BFD_ASSERT (htab->use_plts_and_copy_relocs);
if (htab->is_vxworks)
bed->s->swap_dyn_in (dynobj, dyncon, &dyn);
- if (htab->is_vxworks && dyn.d_tag == DT_RELASZ)
- {
- /* On VxWorks, DT_RELASZ should not include the relocations
- in .rela.plt. */
- if (htab->elf.srelplt)
- {
- dyn.d_un.d_val -= htab->elf.srelplt->size;
- bed->s->swap_dyn_out (output_bfd, &dyn, dyncon);
- }
- }
- else if (htab->is_vxworks && dyn.d_tag == DT_PLTGOT)
+ if (htab->is_vxworks && dyn.d_tag == DT_PLTGOT)
{
/* On VxWorks, DT_PLTGOT should point to the start of the GOT,
not to the start of the PLT. */
#define elf_backend_rela_normal 0
#endif
+#ifndef elf_backend_dtrel_excludes_plt
+#define elf_backend_dtrel_excludes_plt 0
+#endif
+
#ifndef elf_backend_plt_sym_val
#define elf_backend_plt_sym_val NULL
#endif
elf_backend_default_use_rela_p,
elf_backend_rela_plts_and_copies_p,
elf_backend_rela_normal,
+ elf_backend_dtrel_excludes_plt,
elf_backend_sign_extend_vma,
elf_backend_want_got_plt,
elf_backend_plt_readonly,
projects / thirdparty / binutils-gdb.git / commitdiff
