* coff-tic80.c (coff_rtype_to_howto): Define

(coff_tic80_rtype_to_howto): Clone generic coff version and
	add code to handle the funky TI "internal relocations".
This commit is contained in:
Fred Fish 1997-03-13 23:40:30 +00:00
parent 8f2d2d61fa
commit 4507d85857
2 changed files with 87 additions and 5 deletions

View File

@ -1,3 +1,11 @@
start-sanitize-tic80
Thu Mar 13 16:38:30 1997 Fred Fish <fnf@cygnus.com>
* coff-tic80.c (coff_rtype_to_howto): Define
(coff_tic80_rtype_to_howto): Clone generic coff version and
add code to handle the funky TI "internal relocations".
end-sanitize-tic80
Thu Mar 13 14:08:53 1997 Ian Lance Taylor <ian@cygnus.com>
* elflink.h (elf_link_add_object_symbols): Don't warn about type

View File

@ -30,11 +30,85 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "coff/internal.h"
#include "libcoff.h"
#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (4) /* FIXME: What should this be? */
#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (2)
#define coff_relocate_section _bfd_coff_generic_relocate_section
#define RTYPE2HOWTO(internal, relocentry) abort() /* FIXME: hack */
static void rtype2howto PARAMS ((arelent *cache_ptr, struct internal_reloc *dst));
static reloc_howto_type tic80_howto_table[] =
{
HOWTO (R_RELLONG, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
NULL, /* special_function */
"32", /* name */
true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
false), /* pcrel_offset */
HOWTO (R_MPPCR, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
NULL, /* special_function */
"MPPCR", /* name */
true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
true), /* pcrel_offset */
};
/* Code to turn an external r_type into a pointer to an entry in the howto_table.
If passed an r_type we don't recognize, just set the howto field to NULL and
the caller will print an appropriate error message. */
static void
rtype2howto (cache_ptr, dst)
arelent *cache_ptr;
struct internal_reloc *dst;
{
switch (dst -> r_type)
{
default: cache_ptr -> howto = NULL; break;
case R_RELLONG: cache_ptr -> howto = tic80_howto_table + 0; break;
case R_MPPCR: cache_ptr -> howto = tic80_howto_table + 1; break;
}
}
#define RTYPE2HOWTO(cache_ptr, dst) rtype2howto (cache_ptr, dst)
#define coff_rtype_to_howto coff_tic80_rtype_to_howto
static reloc_howto_type *
coff_tic80_rtype_to_howto (abfd, sec, rel, h, sym, addendp)
bfd *abfd;
asection *sec;
struct internal_reloc *rel;
struct coff_link_hash_entry *h;
struct internal_syment *sym;
bfd_vma *addendp;
{
arelent genrel;
if (rel -> r_symndx == -1 && addendp != NULL)
{
/* This is a TI "internal relocation", which means that the relocation
amount is the amount by which the current section is being relocated
in the output section. */
*addendp = (sec -> output_section -> vma + sec -> output_offset) - sec -> vma;
}
RTYPE2HOWTO (&genrel, rel);
return genrel.howto;
}
#ifndef BADMAG
#define BADMAG(x) TIC80BADMAG(x)
@ -71,9 +145,9 @@ const bfd_target
#endif
'/', /* ar_pad_char */
15, /* ar_max_namelen */
bfd_getb64, bfd_getb_signed_64, bfd_putb64,
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
bfd_getl32, bfd_getl_signed_32, bfd_putl32,
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
bfd_getl32, bfd_getl_signed_32, bfd_putl32,
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */