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Handle R_ARM_THM_PC11

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This commit is contained in:
Nick Clifton 2002-01-03 14:23:01 +00:00
parent a1a5b71e88
commit 51c5503ba7
2 changed files with 46 additions and 0 deletions
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5
bfd/ChangeLog
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@ -1,3 +1,8 @@
2002-01-03 Nick Clifton <nickc@cambridge.redhat.com>
* elf32-arm.h (elf32_arm_final_link_relocate): Handle
R_ARM_THM_PC11 reloc.
2002-01-02 Nick Clifton <nickc@cambridge.redhat.com> 2002-01-02 Nick Clifton <nickc@cambridge.redhat.com>
* configure.in (LINGUAS): Add ja. * configure.in (LINGUAS): Add ja.

41
bfd/elf32-arm.h
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@ -1499,6 +1499,47 @@ elf32_arm_final_link_relocate (howto, input_bfd, output_bfd,
} }
break; break;
case R_ARM_THM_PC11:
/* Thumb B (branch) instruction). */
{
bfd_vma relocation;
bfd_signed_vma reloc_signed_max = (1 << (howto->bitsize - 1)) - 1;
bfd_signed_vma reloc_signed_min = ~ reloc_signed_max;
bfd_vma check;
bfd_signed_vma signed_check;
#ifdef USE_REL
/* Need to refetch addend. */
addend = bfd_get_16 (input_bfd, hit_data) & howto->src_mask;
/* ??? Need to determine shift amount from operand size. */
addend >>= howto->rightshift;
#endif
relocation = value + addend;
relocation -= (input_section->output_section->vma
+ input_section->output_offset
+ rel->r_offset);
check = relocation >> howto->rightshift;
/* If this is a signed value, the rightshift just
dropped leading 1 bits (assuming twos complement). */
if ((bfd_signed_vma) relocation >= 0)
signed_check = check;
else
signed_check = check | ~((bfd_vma) -1 >> howto->rightshift);
relocation |= (bfd_get_16 (input_bfd, hit_data) & (~ howto->dst_mask));
bfd_put_16 (input_bfd, relocation, hit_data);
/* Assumes two's complement. */
if (signed_check > reloc_signed_max || signed_check < reloc_signed_min)
return bfd_reloc_overflow;
return bfd_reloc_ok;
}
case R_ARM_GNU_VTINHERIT: case R_ARM_GNU_VTINHERIT:
case R_ARM_GNU_VTENTRY: case R_ARM_GNU_VTENTRY:
return bfd_reloc_ok; return bfd_reloc_ok;