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* elf.c (_bfd_elf_make_section_from_shdr): Don't set lma based on

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section file offset for !SEC_LOAD sections.
This commit is contained in:
Alan Modra 2002-03-23 13:14:33 +00:00
parent 0e10145828
commit dba143efb3
2 changed files with 19 additions and 11 deletions
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5
bfd/ChangeLog
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@ -1,3 +1,8 @@
2002-03-23 Alan Modra <amodra@bigpond.net.au>
* elf.c (_bfd_elf_make_section_from_shdr): Don't set lma based on
section file offset for !SEC_LOAD sections.
2002-03-21 Richard Earnshaw <rearnsha@arm.com>
* elf32-arm.h (elf32_arm_final_link_relocate case R_ARM_GOTOFF)

25
bfd/elf.c
View file

@ -655,9 +655,9 @@ _bfd_elf_make_section_from_shdr (abfd, hdr, name)
Note - we used to check the p_paddr field as well, and
refuse to set the LMA if it was 0. This is wrong
though as a perfectly valid, initialised segment can
though, as a perfectly valid initialised segment can
have a p_paddr of zero. Some architectures, eg ARM,
place special significance one the address 0 and
place special significance on the address 0 and
executables need to be able to have a segment which
covers this address. */
if (phdr->p_type == PT_LOAD
@ -668,15 +668,18 @@ _bfd_elf_make_section_from_shdr (abfd, hdr, name)
|| (phdr->p_offset + phdr->p_filesz
>= hdr->sh_offset + hdr->sh_size)))
{
/* We used to do a relative adjustment here, but
that doesn't work if the segment is packed with
code from multiple VMAs. Instead we calculate
the LMA absoultely, based on the LMA of the
segment (it is assumed that the segment will
contain sections with contiguous LMAs, even if
the VMAs are not). */
newsect->lma = phdr->p_paddr
+ hdr->sh_offset - phdr->p_offset;
if ((flags & SEC_LOAD) == 0)
newsect->lma += phdr->p_paddr - phdr->p_vaddr;
else
/* We used to use the same adjustment for SEC_LOAD
sections, but that doesn't work if the segment
is packed with code from multiple VMAs.
Instead we calculate the section LMA based on
the segment LMA. It is assumed that the
segment will contain sections with contiguous
LMAs, even if the VMAs are not. */
newsect->lma = (phdr->p_paddr
+ hdr->sh_offset - phdr->p_offset);
break;
}
}