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authorH.J. Lu <hjl@lucon.org>2007-05-16 12:52:03 +0000
committerH.J. Lu <hjl@lucon.org>2007-05-16 12:52:03 +0000
commit8dc8d0f061bac726c83caa04d8a3243b21699a52 (patch)
tree85d703f9355786af8704e9cc0dce88f46a570790 /bfd/elflink.c
parentcac7fa2ff1739ef62baef6af8e57a85ef8ad8dd4 (diff)
downloadbinutils-redhat-8dc8d0f061bac726c83caa04d8a3243b21699a52.tar.gz
2007-05-16 H.J. Lu <hongjiu.lu@intel.com>
Alan Modra <amodra@bigpond.net.au> * elflink.c (_bfd_elf_adjust_dynamic_copy): Align dynamic bss section to the minimum alignment.
Diffstat (limited to 'bfd/elflink.c')
-rw-r--r--bfd/elflink.c32
1 files changed, 16 insertions, 16 deletions
diff --git a/bfd/elflink.c b/bfd/elflink.c
index 6cf1ba9f67..dfdbade635 100644
--- a/bfd/elflink.c
+++ b/bfd/elflink.c
@@ -2616,33 +2616,33 @@ bfd_boolean
_bfd_elf_adjust_dynamic_copy (struct elf_link_hash_entry *h,
asection *dynbss)
{
- unsigned int power_of_two, orig_power_of_two;
+ unsigned int power_of_two;
bfd_vma mask;
asection *sec = h->root.u.def.section;
/* The section aligment of definition is the maximum alignment
- requirement of symbols defined in the section. */
- power_of_two = bfd_get_section_alignment (dynbss->owner, dynbss);
- orig_power_of_two = bfd_get_section_alignment (sec->owner, sec);
+ requirement of symbols defined in the section. Since we don't
+ know the symbol alignment requirement, we start with the
+ maximum alignment and check low bits of the symbol address
+ for the minimum alignment. */
+ power_of_two = bfd_get_section_alignment (sec->owner, sec);
+ mask = ((bfd_vma) 1 << power_of_two) - 1;
+ while ((h->root.u.def.value & mask) != 0)
+ {
+ mask >>= 1;
+ --power_of_two;
+ }
- if (orig_power_of_two > power_of_two)
+ if (power_of_two > bfd_get_section_alignment (dynbss->owner,
+ dynbss))
{
/* Adjust the section alignment if needed. */
if (! bfd_set_section_alignment (dynbss->owner, dynbss,
- orig_power_of_two))
+ power_of_two))
return FALSE;
}
- /* We make sure that the symbol will be aligned properly. Since we
- don't know its alignment requirement, we start with the maximum
- alignment and check low bits of the symbol address for the
- minimum alignment. */
- mask = ((bfd_vma) 1 << orig_power_of_two) - 1;
- while ((h->root.u.def.value & mask) != 0)
- {
- mask >>= 1;
- --orig_power_of_two;
- }
+ /* We make sure that the symbol will be aligned properly. */
dynbss->size = BFD_ALIGN (dynbss->size, mask + 1);
/* Define the symbol as being at this point in DYNBSS. */