From 711de32caaff12a33dfcc10c0421388c7550bac0 Mon Sep 17 00:00:00 2001 From: Richard Sandiford Date: Thu, 2 Mar 2006 08:57:00 +0000 Subject: bfd/ * elf32-i386.c (elf_i386_create_dynamic_sections): Use elf_vxworks_create_dynamic_sections. (elf_i386_size_dynamic_sections): Remove VxWorks GOT and PLT symbol handling. * elf32-ppc.c (ppc_elf_create_dynamic_sections): Use elf_vxworks_create_dynamic_sections. (ppc_elf_size_dynamic_sections): Remove VxWorks GOT and PLT symbol handling. * elf-vxworks.c (elf_vxworks_create_dynamic_sections): New function. * elf-vxworks.h (elf_vxworks_create_dynamic_sections): Declare. ld/testsuite/ * ld-i386/ld-i386/vxworks1-lib.nd: New test. * ld-i386/i386.exp: Run it. * ld-powerpc/ld-powerpc/vxworks1-lib.nd: New test. * ld-powerpc/powerc.exp: Run it. --- bfd/elf-vxworks.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) (limited to 'bfd/elf-vxworks.c') diff --git a/bfd/elf-vxworks.c b/bfd/elf-vxworks.c index 0dca07c583..90e620a905 100644 --- a/bfd/elf-vxworks.c +++ b/bfd/elf-vxworks.c @@ -55,6 +55,57 @@ elf_vxworks_add_symbol_hook (bfd *abfd ATTRIBUTE_UNUSED, return TRUE; } +/* Perform VxWorks-specific handling of the create_dynamic_sections hook. + When creating an executable, set *SRELPLT2_OUT to the .rel(a).plt.unloaded + section. */ + +bfd_boolean +elf_vxworks_create_dynamic_sections (bfd *dynobj, struct bfd_link_info *info, + asection **srelplt2_out) +{ + struct elf_link_hash_table *htab; + const struct elf_backend_data *bed; + asection *s; + + htab = elf_hash_table (info); + bed = get_elf_backend_data (dynobj); + + if (!info->shared) + { + s = bfd_make_section_with_flags (dynobj, + bed->default_use_rela_p + ? ".rela.plt.unloaded" + : ".rel.plt.unloaded", + SEC_HAS_CONTENTS | SEC_IN_MEMORY + | SEC_READONLY | SEC_LINKER_CREATED); + if (s == NULL + || !bfd_set_section_alignment (dynobj, s, bed->s->log_file_align)) + return FALSE; + + *srelplt2_out = s; + } + + /* Mark the GOT and PLT symbols as having relocations; they might + not, but we won't know for sure until we build the GOT in + finish_dynamic_symbol. Also make sure that the GOT symbol + is entered into the dynamic symbol table; the loader uses it + to initialize __GOTT_BASE__[__GOTT_INDEX__]. */ + if (htab->hgot) + { + htab->hgot->indx = -2; + htab->hgot->other &= ~ELF_ST_VISIBILITY (-1); + htab->hgot->forced_local = 0; + if (!bfd_elf_link_record_dynamic_symbol (info, htab->hgot)) + return FALSE; + } + if (htab->hplt) + { + htab->hplt->indx = -2; + htab->hplt->type = STT_FUNC; + } + + return TRUE; +} /* Tweak magic VxWorks symbols as they are written to the output file. */ bfd_boolean -- cgit v1.2.3