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| author | Paul Brook <paul@codesourcery.com> | 2011-05-31 14:07:58 +0000 |
|---|---|---|
| committer | Paul Brook <paul@codesourcery.com> | 2011-05-31 14:07:58 +0000 |
| commit | 63e1a0fcbacd4cee2d74a2f31c84bce7807e5e77 (patch) | |
| tree | 6d40bb661791da5d0de645f36d957332c2133c86 /bfd | |
| parent | 10960bfbce1719b569d2f7e3b0a9931ec7f2b5d9 (diff) | |
| download | gdb-63e1a0fcbacd4cee2d74a2f31c84bce7807e5e77.zip gdb-63e1a0fcbacd4cee2d74a2f31c84bce7807e5e77.tar.gz gdb-63e1a0fcbacd4cee2d74a2f31c84bce7807e5e77.tar.bz2 | |
2011-05-31 Paul Brook <paul@codesourcery.com>
bfd/
* elf32-arm.c (elf32_arm_final_link_relocate): Only do bl conversion
for known functions.
(elf32_arm_swap_symbol_in): Only set ST_BRANCH_TO_ARM for function
symbols.
include/elf/
* arm.h (arm_st_branch_type): Add ST_BRANCH_UNKNOWN.
ld/testsuite/
* ld-arm/cortex-a8-far.d: Adjust expected output.
* ld-arm/arm-call1.s: Give function symbol correct type.
* ld-arm/arm-call2.s: Ditto.
* ld-arm/farcall-group4.s: Ditto.
* ld-arm/arm-elf.exp (cortex-a8-far): Define far symbols with correct
type via assembly file.
* ld-arm/cortex-a8-far-3.s: New file.
* ld-arm/abs-call-1.s: Add Thumb tests
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 7 | ||||
| -rw-r--r-- | bfd/elf32-arm.c | 18 |
2 files changed, 18 insertions, 7 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 8cd4935..5701e71 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,12 @@ 2011-05-31 Paul Brook <paul@codesourcery.com> + * elf32-arm.c (elf32_arm_final_link_relocate): Only do bl conversion + for known functions. + (elf32_arm_swap_symbol_in): Only set ST_BRANCH_TO_ARM for function + symbols. + +2011-05-31 Paul Brook <paul@codesourcery.com> + * elf32-arm.c (arm_stub_is_thumb): Add arm_stub_long_branch_v4t_thumb_tls_pic. (elf32_arm_final_link_relocate): TLS stubs are always ARM. diff --git a/bfd/elf32-arm.c b/bfd/elf32-arm.c index 611e08e..58bb367 100644 --- a/bfd/elf32-arm.c +++ b/bfd/elf32-arm.c @@ -8304,7 +8304,7 @@ elf32_arm_final_link_relocate (reloc_howto_type * howto, case, mode switching is performed by the stub. */ if (branch_type == ST_BRANCH_TO_THUMB && !stub_entry) value |= (1 << 28); - else + else if (stub_entry || branch_type != ST_BRANCH_UNKNOWN) { value &= ~(bfd_vma)(1 << 28); value |= (1 << 24); @@ -15131,12 +15131,16 @@ elf32_arm_swap_symbol_in (bfd * abfd, /* New EABI objects mark thumb function symbols by setting the low bit of the address. */ - if ((ELF_ST_TYPE (dst->st_info) == STT_FUNC - || ELF_ST_TYPE (dst->st_info) == STT_GNU_IFUNC) - && (dst->st_value & 1)) + if (ELF_ST_TYPE (dst->st_info) == STT_FUNC + || ELF_ST_TYPE (dst->st_info) == STT_GNU_IFUNC) { - dst->st_value &= ~(bfd_vma) 1; - dst->st_target_internal = ST_BRANCH_TO_THUMB; + if (dst->st_value & 1) + { + dst->st_value &= ~(bfd_vma) 1; + dst->st_target_internal = ST_BRANCH_TO_THUMB; + } + else + dst->st_target_internal = ST_BRANCH_TO_ARM; } else if (ELF_ST_TYPE (dst->st_info) == STT_ARM_TFUNC) { @@ -15146,7 +15150,7 @@ elf32_arm_swap_symbol_in (bfd * abfd, else if (ELF_ST_TYPE (dst->st_info) == STT_SECTION) dst->st_target_internal = ST_BRANCH_LONG; else - dst->st_target_internal = ST_BRANCH_TO_ARM; + dst->st_target_internal = ST_BRANCH_UNKNOWN; return TRUE; } |