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authorDaniel Jacobowitz <drow@false.org>2009-09-09 18:36:11 +0000
committerDaniel Jacobowitz <drow@false.org>2009-09-09 18:36:11 +0000
commit67d74e430ea9b97d9c0f09f48473a7fe81010d08 (patch)
treeaacf57aeb0b3992036685fb26d8d7daea45f7baa
parent397dbc8b2baed9b1e46841eca63f1d05c7ac32e4 (diff)
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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.
-rw-r--r--bfd/ChangeLog7
-rw-r--r--bfd/elf32-arm.c23
-rw-r--r--ld/testsuite/ChangeLog4
-rw-r--r--ld/testsuite/ld-arm/farcall-mixed-lib.d23
4 files changed, 38 insertions, 19 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index e1edd46..7453dcc 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -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.
diff --git a/bfd/elf32-arm.c b/bfd/elf32-arm.c
index 2dbf23cf..157024c 100644
--- a/bfd/elf32-arm.c
+++ b/bfd/elf32-arm.c
@@ -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;
diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index e11aa76..a355827 100644
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -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.
diff --git a/ld/testsuite/ld-arm/farcall-mixed-lib.d b/ld/testsuite/ld-arm/farcall-mixed-lib.d
index e03fb3c..0c99375 100644
--- a/ld/testsuite/ld-arm/farcall-mixed-lib.d
+++ b/ld/testsuite/ld-arm/farcall-mixed-lib.d
@@ -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>: