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author | Ian Lance Taylor <ian@airs.com> | 1994-12-09 17:57:47 +0000 |
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committer | Ian Lance Taylor <ian@airs.com> | 1994-12-09 17:57:47 +0000 |
commit | 4c124191db9fb15beaa34a9ceca7bf74588b6fdc (patch) | |
tree | ef484f397701fa8f6b53bcd5b5a982283e2e2aaf | |
parent | aeec67f08cb40da2eb31690f628524e6a190bc1a (diff) | |
download | gdb-4c124191db9fb15beaa34a9ceca7bf74588b6fdc.zip gdb-4c124191db9fb15beaa34a9ceca7bf74588b6fdc.tar.gz gdb-4c124191db9fb15beaa34a9ceca7bf74588b6fdc.tar.bz2 |
* elfcode.h (elf_bfd_link_add_symbols): If the first object in the
archive is not an ELF object, pass the archive to the add_symbols
entry point appropriate for the first object. From Eric Youngdale
<eric@aib.com>.
-rw-r--r-- | bfd/ChangeLog | 5 | ||||
-rw-r--r-- | bfd/elfcode.h | 40 |
2 files changed, 39 insertions, 6 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index bcaf280..c2291d7 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,10 @@ Fri Dec 9 12:43:05 1994 Ian Lance Taylor <ian@sanguine.cygnus.com> + * elfcode.h (elf_bfd_link_add_symbols): If the first object in the + archive is not an ELF object, pass the archive to the add_symbols + entry point appropriate for the first object. From Eric Youngdale + <eric@aib.com>. + * elf32-i386.c (elf_i386_relocate_section): Don't compute relocation in cases where we won't use it. * elf32-sparc.c (elf32_sparc_relocate_section): Likewise. diff --git a/bfd/elfcode.h b/bfd/elfcode.h index 4210e9e..717206d 100644 --- a/bfd/elfcode.h +++ b/bfd/elfcode.h @@ -1043,10 +1043,14 @@ write_relocs (abfd, sec, xxx) ptr = sec->orelocation[idx]; src_rela = outbound_relocas + idx; - if (!(abfd->flags & EXEC_P)) - dst_rela.r_offset = ptr->address - sec->vma; - else + + /* The address of an ELF reloc is section relative for an object + file, and absolute for an executable file or shared library. + The address of a BFD reloc is always section relative. */ + if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0) dst_rela.r_offset = ptr->address; + else + dst_rela.r_offset = ptr->address + sec->vma; sym = *ptr->sym_ptr_ptr; if (sym == last_sym) @@ -1078,10 +1082,14 @@ write_relocs (abfd, sec, xxx) ptr = sec->orelocation[idx]; sym = *ptr->sym_ptr_ptr; src_rel = outbound_relocs + idx; - if (!(abfd->flags & EXEC_P)) - dst_rel.r_offset = ptr->address - sec->vma; - else + + /* The address of an ELF reloc is section relative for an object + file, and absolute for an executable file or shared library. + The address of a BFD reloc is always section relative. */ + if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0) dst_rel.r_offset = ptr->address; + else + dst_rel.r_offset = ptr->address + sec->vma; if (sym == last_sym) n = last_sym_idx; @@ -2220,6 +2228,11 @@ prep_headers (abfd) case bfd_arch_powerpc: i_ehdrp->e_machine = EM_CYGNUS_POWERPC; break; +/* start-sanitize-arc */ + case bfd_arch_arc: + i_ehdrp->e_machine = EM_CYGNUS_ARC; + break; +/* end-sanitize-arc */ /* also note that EM_M32, AT&T WE32100 is unknown to bfd */ default: i_ehdrp->e_machine = EM_NONE; @@ -3723,11 +3736,26 @@ elf_bfd_link_add_symbols (abfd, info) bfd *abfd; struct bfd_link_info *info; { + bfd *first; + switch (bfd_get_format (abfd)) { case bfd_object: return elf_link_add_object_symbols (abfd, info); case bfd_archive: + first = bfd_openr_next_archived_file (abfd, (bfd *) NULL); + if (first == NULL) + return false; + if (! bfd_check_format (first, bfd_object)) + return false; + if (bfd_get_flavour (first) != bfd_target_elf_flavour) + { + /* On Linux, we may have an a.out archive which got + recognized as an ELF archive. Therefore, we treat all + archives as though they were actually of the flavour of + their first element. */ + return (*first->xvec->_bfd_link_add_symbols) (abfd, info); + } return elf_link_add_archive_symbols (abfd, info); default: bfd_set_error (bfd_error_wrong_format); |