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| author | Daniel Jacobowitz <drow@false.org> | 2008-03-31 14:02:26 +0000 |
|---|---|---|
| committer | Daniel Jacobowitz <drow@false.org> | 2008-03-31 14:02:26 +0000 |
| commit | 3a3b672568f59c5130cd4c48532937b13572ac16 (patch) | |
| tree | 62c23b4395809eacbb8d127b2491d264da4c8bdb /bfd/elfxx-mips.c | |
| parent | 55b411d9982f80269fe46fd30d93861666c217a8 (diff) | |
| download | gdb-3a3b672568f59c5130cd4c48532937b13572ac16.zip gdb-3a3b672568f59c5130cd4c48532937b13572ac16.tar.gz gdb-3a3b672568f59c5130cd4c48532937b13572ac16.tar.bz2 | |
* elfxx-mips.c (mips_elf_record_got_page_entry): Update comment.
(_bfd_mips_elf_check_relocs): Update comments. Always call
mips_elf_record_got_page_entry for R_MIPS_GOT_PAGE.
Diffstat (limited to 'bfd/elfxx-mips.c')
| -rw-r--r-- | bfd/elfxx-mips.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/bfd/elfxx-mips.c b/bfd/elfxx-mips.c index 930fc4b..396e578 100644 --- a/bfd/elfxx-mips.c +++ b/bfd/elfxx-mips.c @@ -3013,8 +3013,11 @@ mips_elf_pages_for_range (const struct mips_got_page_range *range) return (range->max_addend - range->min_addend + 0x1ffff) >> 16; } -/* Record that ABFD has a page relocation against symbol SYMNDX and that - ADDEND is the addend for that relocation. G is the GOT information. */ +/* Record that ABFD has a page relocation against symbol SYMNDX and + that ADDEND is the addend for that relocation. G is the GOT + information. This function creates an upper bound on the number of + GOT slots required; no attempt is made to combine references to + non-overridable global symbols across multiple input files. */ static bfd_boolean mips_elf_record_got_page_entry (bfd *abfd, long symndx, bfd_signed_vma addend, @@ -6915,6 +6918,7 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, hmips = (struct mips_elf_link_hash_entry *) hmips->root.root.u.i.link; + /* This symbol is definitely not overridable. */ if (hmips->root.def_regular && ! (info->shared && ! info->symbolic && ! hmips->root.forced_local)) @@ -6925,9 +6929,12 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, case R_MIPS_GOT16: case R_MIPS_GOT_HI16: case R_MIPS_GOT_LO16: - if (!h) + if (!h || r_type == R_MIPS_GOT_PAGE) { - /* This relocation needs a page entry in the GOT. */ + /* This relocation needs (or may need, if h != NULL) a + page entry in the GOT. For R_MIPS_GOT_PAGE we do not + know for sure until we know whether the symbol is + preemptible. */ if (mips_elf_rel_relocation_p (abfd, sec, relocs, rel)) { if (!mips_elf_get_section_contents (abfd, sec, &contents)) |