Fix the address size computation for the MSP430 port.

* elf32-msp430.c (uses_large_model): New function.
	(msp430_elf_eh_frame_address_size): New function.
	(elf_backend_eh_frame_address_size): Define.
This commit is contained in:
Nick Clifton 2015-07-27 15:15:28 +01:00
parent 219a6876d4
commit 79559014b2
2 changed files with 28 additions and 0 deletions

View file

@ -1,3 +1,9 @@
2015-07-27 Nick Clifton <nickc@redhat.com>
* elf32-msp430.c (uses_large_model): New function.
(msp430_elf_eh_frame_address_size): New function.
(elf_backend_eh_frame_address_size): Define.
2015-07-27 Szabolcs Nagy <szabolcs.nagy@arm.com>
PR ld/18705

View file

@ -2532,6 +2532,27 @@ msp430_elf_is_target_special_symbol (bfd *abfd, asymbol *sym)
return _bfd_elf_is_local_label_name (abfd, sym->name);
}
static bfd_boolean
uses_large_model (bfd *abfd)
{
obj_attribute * attr;
if (abfd->flags & BFD_LINKER_CREATED)
return FALSE;
attr = elf_known_obj_attributes_proc (abfd);
if (attr == NULL)
return FALSE;
return attr[OFBA_MSPABI_Tag_Code_Model].i == 2;
}
static unsigned int
elf32_msp430_eh_frame_address_size (bfd *abfd, asection *sec ATTRIBUTE_UNUSED)
{
return uses_large_model (abfd) ? 4 : 2;
}
/* This is gross. The MSP430 EABI says that (sec 11.5):
"An implementation may choose to use Rel or Rela
@ -2563,6 +2584,7 @@ msp430_elf_is_target_special_symbol (bfd *abfd, asymbol *sym)
#undef elf_backend_obj_attrs_arg_type
#define elf_backend_obj_attrs_arg_type elf32_msp430_obj_attrs_arg_type
#define bfd_elf32_bfd_merge_private_bfd_data elf32_msp430_merge_private_bfd_data
#define elf_backend_eh_frame_address_size elf32_msp430_eh_frame_address_size
#define ELF_ARCH bfd_arch_msp430
#define ELF_MACHINE_CODE EM_MSP430