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| author | Alan Modra <amodra@gmail.com> | 2005-12-13 05:39:34 +0000 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2005-12-13 05:39:34 +0000 |
| commit | 4fa1c2377aada42a2ecf3c3d16e1a3867fdd3d74 (patch) | |
| tree | b0b6886b5d1f58b02a9e7a6ef6be87ec182581bd /bfd | |
| parent | c9f278b66d215aad777ca7c8954e6bdc7c917b73 (diff) | |
| download | gdb-4fa1c2377aada42a2ecf3c3d16e1a3867fdd3d74.zip gdb-4fa1c2377aada42a2ecf3c3d16e1a3867fdd3d74.tar.gz gdb-4fa1c2377aada42a2ecf3c3d16e1a3867fdd3d74.tar.bz2 | |
* elf64-ppc.c (ppc64_elf_relocate_section): Force tail calls in
shared libs to resolve locally.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 5 | ||||
| -rw-r--r-- | bfd/elf64-ppc.c | 6 |
2 files changed, 9 insertions, 2 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index cf86df4..f7ed00a 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +2005-12-13 Alan Modra <amodra@bigpond.net.au> + + * elf64-ppc.c (ppc64_elf_relocate_section): Force tail calls in + shared libs to resolve locally. + 2005-12-12 Paul Brook <paul@codesourcery.com> * bfd-in2.h: Regenerate. diff --git a/bfd/elf64-ppc.c b/bfd/elf64-ppc.c index b72c6bd..da1550e 100644 --- a/bfd/elf64-ppc.c +++ b/bfd/elf64-ppc.c @@ -10070,10 +10070,12 @@ ppc64_elf_relocate_section (bfd *output_bfd, if (stub_entry->stub_type == ppc_stub_plt_call) { /* If this is a plain branch rather than a branch - and link, don't require a nop. */ + and link, don't require a nop. However, don't + allow tail calls in a shared library as they + will result in r2 being corrupted. */ unsigned long br; br = bfd_get_32 (input_bfd, contents + rel->r_offset); - if ((br & 1) == 0) + if (info->executable && (br & 1) == 0) can_plt_call = TRUE; else stub_entry = NULL; |