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authorAndreas Schwab <schwab@linux-m68k.org>2008-11-10 22:47:58 +0000
committerAndreas Schwab <schwab@linux-m68k.org>2008-11-10 22:47:58 +0000
commit129af99fb577ded669b42757a7973887ce2854e9 (patch)
tree079e1b6574f5ad6b18224103ff5bd58601a810e7
parentde8ee0e21e34883b9eb72b6fca4122560bfff0ae (diff)
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PR 7011
* elf.c (assign_file_positions_for_non_load_sections): Handle PT_GNU_RELRO specially.
-rw-r--r--bfd/ChangeLog6
-rw-r--r--bfd/elf.c131
2 files changed, 72 insertions, 65 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index b46c879..863a0af 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2008-11-10 Andreas Schwab <schwab@suse.de>
+
+ PR 7011
+ * elf.c (assign_file_positions_for_non_load_sections): Handle
+ PT_GNU_RELRO specially.
+
2008-11-06 Joel Sherrill <joel.sherrill@oarcorp.com>
* config.bfd: Add m32c-*-rtems* and m32r-*-rtems*.
diff --git a/bfd/elf.c b/bfd/elf.c
index ea44f72..2f591f5 100644
--- a/bfd/elf.c
+++ b/bfd/elf.c
@@ -4631,74 +4631,14 @@ assign_file_positions_for_non_load_sections (bfd *abfd,
m != NULL;
m = m->next, p++)
{
- if (m->count != 0)
+ if (p->p_type == PT_GNU_RELRO)
{
- if (p->p_type != PT_LOAD
- && (p->p_type != PT_NOTE
- || bfd_get_format (abfd) != bfd_core))
- {
- Elf_Internal_Shdr *hdr;
- asection *sect;
-
- BFD_ASSERT (!m->includes_filehdr && !m->includes_phdrs);
-
- sect = m->sections[m->count - 1];
- hdr = &elf_section_data (sect)->this_hdr;
- p->p_filesz = sect->filepos - m->sections[0]->filepos;
- if (hdr->sh_type != SHT_NOBITS)
- p->p_filesz += hdr->sh_size;
-
- if (p->p_type == PT_GNU_RELRO)
- {
- /* When we get here, we are copying executable
- or shared library. But we need to use the same
- linker logic. */
- Elf_Internal_Phdr *lp;
+ BFD_ASSERT (!m->includes_filehdr && !m->includes_phdrs);
- for (lp = phdrs; lp < phdrs + count; ++lp)
- {
- if (lp->p_type == PT_LOAD
- && lp->p_paddr == p->p_paddr)
- break;
- }
-
- if (lp < phdrs + count)
- {
- /* We should use p_size if it is valid since it
- may contain the first few bytes of the next
- SEC_ALLOC section. */
- if (m->p_size_valid)
- p->p_filesz = m->p_size;
- else
- abort ();
- p->p_vaddr = lp->p_vaddr;
- p->p_offset = lp->p_offset;
- p->p_memsz = p->p_filesz;
- p->p_align = 1;
- }
- else
- abort ();
- }
- else
- p->p_offset = m->sections[0]->filepos;
- }
- }
- else
- {
- if (m->includes_filehdr)
- {
- p->p_vaddr = filehdr_vaddr;
- if (! m->p_paddr_valid)
- p->p_paddr = filehdr_paddr;
- }
- else if (m->includes_phdrs)
- {
- p->p_vaddr = phdrs_vaddr;
- if (! m->p_paddr_valid)
- p->p_paddr = phdrs_paddr;
- }
- else if (p->p_type == PT_GNU_RELRO)
+ if (link_info != NULL)
{
+ /* During linking the range of the RELRO segment is passed
+ in link_info. */
Elf_Internal_Phdr *lp;
for (lp = phdrs; lp < phdrs + count; ++lp)
@@ -4728,6 +4668,67 @@ assign_file_positions_for_non_load_sections (bfd *abfd,
p->p_type = PT_NULL;
}
}
+ else
+ {
+ /* Otherwise we are copying an executable or shared
+ library. But we need to use the same linker logic. */
+ Elf_Internal_Phdr *lp;
+
+ for (lp = phdrs; lp < phdrs + count; ++lp)
+ {
+ if (lp->p_type == PT_LOAD
+ && lp->p_paddr == p->p_paddr)
+ break;
+ }
+
+ if (lp < phdrs + count)
+ {
+ /* We should use p_size if it is valid since it
+ may contain the first few bytes of the next
+ SEC_ALLOC section. */
+ if (m->p_size_valid)
+ p->p_filesz = m->p_size;
+ else
+ abort ();
+ p->p_vaddr = lp->p_vaddr;
+ p->p_offset = lp->p_offset;
+ p->p_memsz = p->p_filesz;
+ p->p_align = 1;
+ }
+ else
+ abort ();
+ }
+ }
+ else if (m->count != 0)
+ {
+ if (p->p_type != PT_LOAD
+ && (p->p_type != PT_NOTE
+ || bfd_get_format (abfd) != bfd_core))
+ {
+ Elf_Internal_Shdr *hdr;
+ asection *sect;
+
+ BFD_ASSERT (!m->includes_filehdr && !m->includes_phdrs);
+
+ sect = m->sections[m->count - 1];
+ hdr = &elf_section_data (sect)->this_hdr;
+ p->p_filesz = sect->filepos - m->sections[0]->filepos;
+ if (hdr->sh_type != SHT_NOBITS)
+ p->p_filesz += hdr->sh_size;
+ p->p_offset = m->sections[0]->filepos;
+ }
+ }
+ else if (m->includes_filehdr)
+ {
+ p->p_vaddr = filehdr_vaddr;
+ if (! m->p_paddr_valid)
+ p->p_paddr = filehdr_paddr;
+ }
+ else if (m->includes_phdrs)
+ {
+ p->p_vaddr = phdrs_vaddr;
+ if (! m->p_paddr_valid)
+ p->p_paddr = phdrs_paddr;
}
}