diff options
| author |   Alan Modra <amodra@gmail.com> | 2005-04-19 05:44:55 +0000 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2005-04-19 05:44:55 +0000 |
| commit | c87b5a93b231384514839c0f19c4ee1a7a6f1244 (patch) | |
| tree | c7647efa1593afcb7c6a9f024060e2ce55dd3440 /bfd | |
| parent | * ppc-opc.c (RTO): Define. (diff) | |
| download | binutils-gdb-c87b5a93b231384514839c0f19c4ee1a7a6f1244.tar.gz binutils-gdb-c87b5a93b231384514839c0f19c4ee1a7a6f1244.tar.bz2 binutils-gdb-c87b5a93b231384514839c0f19c4ee1a7a6f1244.zip | |
bfd/
* elf32-ppc.c (ppc_elf_check_relocs): Don't bother with
dynamic relocs in non-SEC_ALLOC sections.
(ppc_elf_gc_sweep_hook): Likewise.
(ppc_elf_relax_section): Likewise.
(ppc_elf_relocate_section): Likewise.
ld/testsuite/
* ld-powerpc/reloc.d: Update to suit removal of non-alloc relocs.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 8 | ||||
| -rw-r--r-- | bfd/elf32-ppc.c | 30 |
2 files changed, 31 insertions, 7 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index ac1af14885f..f3d21489446 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,11 @@ +2005-04-19 Alan Modra <amodra@bigpond.net.au> + + * elf32-ppc.c (ppc_elf_check_relocs): Don't bother with + dynamic relocs in non-SEC_ALLOC sections. + (ppc_elf_gc_sweep_hook): Likewise. + (ppc_elf_relax_section): Likewise. + (ppc_elf_relocate_section): Likewise. + 2005-04-18 Nick Clifton <nickc@redhat.com> * aix5ppc-core.c (xcoff64_core_p): Fix compile time warning diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c index f2a1d38eb27..02b1e487e07 100644 --- a/bfd/elf32-ppc.c +++ b/bfd/elf32-ppc.c @@ -2581,6 +2581,15 @@ ppc_elf_check_relocs (bfd *abfd, if (info->relocatable) return TRUE; + /* Don't do anything special with non-loaded, non-alloced sections. + In particular, any relocs in such sections should not affect GOT + and PLT reference counting (ie. we don't allow them to create GOT + or PLT entries), there's no possibility or desire to optimize TLS + relocs, and there's not much point in propagating relocs to shared + libs that the dynamic linker won't relocate. */ + if ((sec->flags & SEC_ALLOC) == 0) + return TRUE; + #ifdef DEBUG _bfd_error_handler ("ppc_elf_check_relocs called for section %A in %B", sec, abfd); @@ -2902,7 +2911,6 @@ ppc_elf_check_relocs (bfd *abfd, || !h->def_regular)))) || (ELIMINATE_COPY_RELOCS && !info->shared - && (sec->flags & SEC_ALLOC) != 0 && h != NULL && (h->root.type == bfd_link_hash_defweak || !h->def_regular))) @@ -2941,9 +2949,8 @@ ppc_elf_check_relocs (bfd *abfd, sreloc = bfd_make_section (htab->elf.dynobj, name); flags = (SEC_HAS_CONTENTS | SEC_READONLY - | SEC_IN_MEMORY | SEC_LINKER_CREATED); - if ((sec->flags & SEC_ALLOC) != 0) - flags |= SEC_ALLOC | SEC_LOAD; + | SEC_IN_MEMORY | SEC_LINKER_CREATED + | SEC_ALLOC | SEC_LOAD); if (sreloc == NULL || ! bfd_set_section_flags (htab->elf.dynobj, sreloc, flags) @@ -3147,6 +3154,9 @@ ppc_elf_gc_sweep_hook (bfd *abfd, bfd_signed_vma *local_got_refcounts; const Elf_Internal_Rela *rel, *relend; + if ((sec->flags & SEC_ALLOC) == 0) + return TRUE; + elf_section_data (sec)->local_dynrel = NULL; htab = ppc_elf_hash_table (info); @@ -4185,8 +4195,11 @@ ppc_elf_relax_section (bfd *abfd, *again = FALSE; - /* Nothing to do if there are no relocations. */ - if ((isec->flags & SEC_RELOC) == 0 || isec->reloc_count == 0) + /* Nothing to do if there are no relocations, and no need to do + anything with non-alloc sections. */ + if ((isec->flags & SEC_ALLOC) == 0 + || (isec->flags & SEC_RELOC) == 0 + || isec->reloc_count == 0) return TRUE; trampoff = (isec->size + 3) & (bfd_vma) -4; @@ -5354,6 +5367,10 @@ ppc_elf_relocate_section (bfd *output_bfd, break; /* Fall thru. */ + if ((input_section->flags & SEC_ALLOC) == 0) + break; + /* Fall thru. */ + if ((info->shared && (h == NULL || ELF_ST_VISIBILITY (h->other) == STV_DEFAULT @@ -5362,7 +5379,6 @@ ppc_elf_relocate_section (bfd *output_bfd, || !SYMBOL_CALLS_LOCAL (info, h))) || (ELIMINATE_COPY_RELOCS && !info->shared - && (input_section->flags & SEC_ALLOC) != 0 && h != NULL && h->dynindx != -1 && !h->non_got_ref |