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| author | Richard Earnshaw <richard.earnshaw@arm.com> | 2002-03-21 15:26:03 +0000 |
|---|---|---|
| committer | Richard Earnshaw <richard.earnshaw@arm.com> | 2002-03-21 15:26:03 +0000 |
| commit | ee29b9fb005bee46f4d2504ad3a106421c4b882a (patch) | |
| tree | 592cf481baad34d241f2fa39ee5ddd556c28ef43 /bfd | |
| parent | 8b5790f2babc86674fdc8b731cb7a6df7897d40e (diff) | |
| download | gdb-ee29b9fb005bee46f4d2504ad3a106421c4b882a.zip gdb-ee29b9fb005bee46f4d2504ad3a106421c4b882a.tar.gz gdb-ee29b9fb005bee46f4d2504ad3a106421c4b882a.tar.bz2 | |
* elf32-arm.h (elf32_arm_final_link_relocate case R_ARM_GOTOFF)
(case R_ARM_GOT): Handle relocations to Thumb functions.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 5 | ||||
| -rw-r--r-- | bfd/elf32-arm.h | 13 |
2 files changed, 18 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index bbff31d..8844994 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -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> * coff64-rs6000.c (_bfd_xcoff64_put_symbol_name): Prototype. diff --git a/bfd/elf32-arm.h b/bfd/elf32-arm.h index a452465..0496541 100644 --- a/bfd/elf32-arm.h +++ b/bfd/elf32-arm.h @@ -1560,6 +1560,12 @@ elf32_arm_final_link_relocate (howto, input_bfd, output_bfd, if (sgot == NULL) 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 calculation. We always want the start of .got. If we 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; 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); h->got.offset |= 1; } |