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* elf32-arm.c (elf32_arm_final_link_relocate): Set sym_flags
	for the mode of target PLT entries.
	(allocate_dynrelocs): Only adjust symbol type if setting its
	value.

	ld/testsuite/
	* ld-arm/farcall-mixed-lib.d: Update.
This commit is contained in:
Daniel Jacobowitz 2009-09-09 18:36:11 +00:00
parent 397dbc8b2b
commit 67d74e430e
4 changed files with 38 additions and 19 deletions
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7
bfd/ChangeLog
View File

@ -1,3 +1,10 @@
2009-09-09 Daniel Jacobowitz <dan@codesourcery.com>
* elf32-arm.c (elf32_arm_final_link_relocate): Set sym_flags
for the mode of target PLT entries.
(allocate_dynrelocs): Only adjust symbol type if setting its
value.
2009-09-09 Paolo Bonzini <bonzini@gnu.org>
* configure: Regnerate.

23
bfd/elf32-arm.c
View File

@ -7036,6 +7036,9 @@ elf32_arm_final_link_relocate (reloc_howto_type * howto,
+ splt->output_offset
+ h->plt.offset);
*unresolved_reloc_p = FALSE;
/* The PLT entry is in ARM mode, regardless of the
target function. */
sym_flags = STT_FUNC;
}
from = (input_section->output_section->vma
@ -7452,10 +7455,14 @@ elf32_arm_final_link_relocate (reloc_howto_type * howto,
/* If the Thumb BLX instruction is available, convert the
BL to a BLX instruction to call the ARM-mode PLT entry. */
lower_insn = (lower_insn & ~0x1000) | 0x0800;
sym_flags = STT_FUNC;
}
else
/* Target the Thumb stub before the ARM PLT entry. */
value -= PLT_THUMB_STUB_SIZE;
{
/* Target the Thumb stub before the ARM PLT entry. */
value -= PLT_THUMB_STUB_SIZE;
sym_flags = STT_ARM_TFUNC;
}
*unresolved_reloc_p = FALSE;
}
@ -11449,13 +11456,13 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void * inf)
{
h->root.u.def.section = s;
h->root.u.def.value = h->plt.offset;
}
/* Make sure the function is not marked as Thumb, in case
it is the target of an ABS32 relocation, which will
point to the PLT entry. */
if (ELF_ST_TYPE (h->type) == STT_ARM_TFUNC)
h->type = ELF_ST_INFO (ELF_ST_BIND (h->type), STT_FUNC);
/* Make sure the function is not marked as Thumb, in case
it is the target of an ABS32 relocation, which will
point to the PLT entry. */
if (ELF_ST_TYPE (h->type) == STT_ARM_TFUNC)
h->type = ELF_ST_INFO (ELF_ST_BIND (h->type), STT_FUNC);
}
/* Make room for this entry. */
s->size += htab->plt_entry_size;

4
ld/testsuite/ChangeLog
View File

@ -1,3 +1,7 @@
2009-09-09 Daniel Jacobowitz <dan@codesourcery.com>
* ld-arm/farcall-mixed-lib.d: Update.
2009-09-09 Alan Modra <amodra@bigpond.net.au>
* ld-elf/sec64k.exp: For frv-linux use "aw" sections.

23
ld/testsuite/ld-arm/farcall-mixed-lib.d
View File

@ -39,9 +39,9 @@ Disassembly of section .text:
.* <lib_func2>:
.*: f000 e80e blx 1000350 <__app_func_from_thumb>
.*: f000 e818 blx 1000368 <__app_func_weak_from_thumb>
.*: f000 e810 blx 100035c <__lib_func3_from_thumb>
.*: f000 e81a blx 1000374 <__lib_func4_from_thumb>
.*: f000 e81a blx 100036c <__app_func_weak_from_thumb>
.*: f000 e810 blx 100035c <__lib_func3_veneer>
.*: f000 e81c blx 1000378 <__lib_func4_from_thumb>
.*: 4770 bx lr
.*: 46c0 nop ; \(mov r8, r8\)
.*: 46c0 nop ; \(mov r8, r8\)
@ -56,20 +56,21 @@ Disassembly of section .text:
.*: e08ff00c add pc, pc, ip
.*: feffff84 .word 0xfeffff84
.* <__lib_func3_from_thumb>:
.*: e59fc000 ldr ip, \[pc, #0\] ; 1000364 <__lib_func3_from_thumb\+0x8>
.*: e08ff00c add pc, pc, ip
.*: feffff90 .word 0xfeffff90
.* <__lib_func3_veneer>:
.*: e59fc004 ldr ip, \[pc, #4\] ; 1000368 <__lib_func3_veneer\+0xc>
.*: e08fc00c add ip, pc, ip
.*: e12fff1c bx ip
.*: feffff91 .word 0xfeffff91
.* <__app_func_weak_from_thumb>:
.*: e59fc000 ldr ip, \[pc, #0\] ; 1000370 <__app_func_weak_from_thumb\+0x8>
.*: e59fc000 ldr ip, \[pc, #0\] ; 1000374 <__app_func_weak_from_thumb\+0x8>
.*: e08ff00c add pc, pc, ip
.*: feffff78 .word 0xfeffff78
.*: feffff74 .word 0xfeffff74
.* <__lib_func4_from_thumb>:
.*: e59fc000 ldr ip, \[pc, #0\] ; 100037c <__lib_func4_from_thumb\+0x8>
.*: e59fc000 ldr ip, \[pc, #0\] ; 1000380 <__lib_func4_from_thumb\+0x8>
.*: e08ff00c add pc, pc, ip
.*: feffff84 .word 0xfeffff84
.*: feffff80 .word 0xfeffff80
...
.* <lib_func3>: