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* elf32-arm.h (elf32_arm_final_link_relocate case R_ARM_GOTOFF)

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(case R_ARM_GOT): Handle relocations to Thumb functions.
This commit is contained in:
Richard Earnshaw
2002-03-21 15:26:03 +00:00
parent 8b5790f2ba
commit ee29b9fb00
2 changed files with 18 additions and 0 deletions
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5
bfd/ChangeLog
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@ -1,3 +1,8 @@
2002-03-21 Richard Earnshaw <rearnsha@arm.com>
* elf32-arm.h (elf32_arm_final_link_relocate case R_ARM_GOTOFF)
(case R_ARM_GOT): Handle relocations to Thumb functions.
2002-03-21 Alan Modra <amodra@bigpond.net.au> 2002-03-21 Alan Modra <amodra@bigpond.net.au>
* coff64-rs6000.c (_bfd_xcoff64_put_symbol_name): Prototype. * coff64-rs6000.c (_bfd_xcoff64_put_symbol_name): Prototype.

13
bfd/elf32-arm.h
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@ -1560,6 +1560,12 @@ elf32_arm_final_link_relocate (howto, input_bfd, output_bfd,
if (sgot == NULL) if (sgot == NULL)
return bfd_reloc_notsupported; return bfd_reloc_notsupported;
/* If we are addressing a Thumb function, we need to adjust the
address by one, so that attempts to call the function pointer will
correctly interpret it as Thumb code. */
if (sym_flags == STT_ARM_TFUNC)
value += 1;
/* Note that sgot->output_offset is not involved in this /* Note that sgot->output_offset is not involved in this
calculation. We always want the start of .got. If we calculation. We always want the start of .got. If we
define _GLOBAL_OFFSET_TABLE in a different way, as is define _GLOBAL_OFFSET_TABLE in a different way, as is
@ -1612,6 +1618,13 @@ elf32_arm_final_link_relocate (howto, input_bfd, output_bfd,
off &= ~1; off &= ~1;
else else
{ {
/* If we are addressing a Thumb function, we need to
adjust the address by one, so that attempts to
call the function pointer will correctly
interpret it as Thumb code. */
if (sym_flags == STT_ARM_TFUNC)
value |= 1;
bfd_put_32 (output_bfd, value, sgot->contents + off); bfd_put_32 (output_bfd, value, sgot->contents + off);
h->got.offset |= 1; h->got.offset |= 1;
} }