diff options
| author | Andreas Schwab <schwab@linux-m68k.org> | 2003-01-07 13:12:35 +0000 |
|---|---|---|
| committer | Andreas Schwab <schwab@linux-m68k.org> | 2003-01-07 13:12:35 +0000 |
| commit | 3e829b4a2fdbf1db6a233ca1bc4c3617a89bde45 (patch) | |
| tree | 7702191e14f3982df36f53d55ce621cb6143622a /bfd | |
| parent | 1fb4c65b23cf6f8842e00ca333cec0b0bdcf2fdc (diff) | |
| download | gdb-3e829b4a2fdbf1db6a233ca1bc4c3617a89bde45.zip gdb-3e829b4a2fdbf1db6a233ca1bc4c3617a89bde45.tar.gz gdb-3e829b4a2fdbf1db6a233ca1bc4c3617a89bde45.tar.bz2 | |
* elf32-m68k.c (elf_m68k_check_relocs): Don't set DF_TEXTREL for
PC relative relocations.
(elf_m68k_discard_copies): Set it here instead.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 6 | ||||
| -rw-r--r-- | bfd/elf32-m68k.c | 34 |
2 files changed, 34 insertions, 6 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 7a35fd2..96367a8 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,9 @@ +2003-01-07 Andreas Schwab <schwab@suse.de> + + * elf32-m68k.c (elf_m68k_check_relocs): Don't set DF_TEXTREL for + PC relative relocations. + (elf_m68k_discard_copies): Set it here instead. + 2002-01-02 Ben Elliston <bje@redhat.com> Jeff Johnston <jjohnstn@redhat.com> diff --git a/bfd/elf32-m68k.c b/bfd/elf32-m68k.c index 0875d88..2f49dad 100644 --- a/bfd/elf32-m68k.c +++ b/bfd/elf32-m68k.c @@ -1,5 +1,5 @@ /* Motorola 68k series support for 32-bit ELF - Copyright 1993, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 + Copyright 1993, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. This file is part of BFD, the Binary File Descriptor library. @@ -689,10 +689,16 @@ elf_m68k_check_relocs (abfd, info, sec, relocs) || !bfd_set_section_alignment (dynobj, sreloc, 2)) return FALSE; } - if (sec->flags & SEC_READONLY) - info->flags |= DF_TEXTREL; } + if (sec->flags & SEC_READONLY + /* Don't set DF_TEXTREL yet for PC relative + relocations, they might be discarded later. */ + && !(ELF32_R_TYPE (rel->r_info) == R_68K_PC8 + || ELF32_R_TYPE (rel->r_info) == R_68K_PC16 + || ELF32_R_TYPE (rel->r_info) == R_68K_PC32)) + info->flags |= DF_TEXTREL; + sreloc->_raw_size += sizeof (Elf32_External_Rela); /* We count the number of PC relative relocations we have @@ -1285,11 +1291,15 @@ elf_m68k_size_dynamic_sections (output_bfd, info) /* This function is called via elf_m68k_link_hash_traverse if we are creating a shared object. In the -Bsymbolic case it discards the space allocated to copy PC relative relocs against symbols which - are defined in regular objects. For the normal shared case, if + are defined in regular objects. For the normal shared case, it discards space for pc-relative relocs that have become local due to symbol visibility changes. We allocated space for them in the check_relocs routine, but we won't fill them in in the - relocate_section routine. */ + relocate_section routine. + + We also check whether any of the remaining relocations apply + against a readonly section, and set the DF_TEXTREL flag in this + case. */ static bfd_boolean elf_m68k_discard_copies (h, inf) @@ -1305,7 +1315,19 @@ elf_m68k_discard_copies (h, inf) if ((h->root.elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0 || (!info->symbolic && (h->root.elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0)) - return TRUE; + { + if ((info->flags & DF_TEXTREL) == 0) + { + /* Look for relocations against read-only sections. */ + for (s = h->pcrel_relocs_copied; s != NULL; s = s->next) + if ((s->section->flags & SEC_READONLY) != 0) + { + info->flags |= DF_TEXTREL; + break; + } + } + return TRUE; + } for (s = h->pcrel_relocs_copied; s != NULL; s = s->next) s->section->_raw_size -= s->count * sizeof (Elf32_External_Rela); |