/* BFD back-end for Texas Instruments TMS320C80 Multimedia Video Processor (MVP).
- Copyright 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+ Copyright 1996, 1997, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007
+ Free Software Foundation, Inc.
Written by Fred Fish (fnf@cygnus.com)
There is nothing new under the sun. This file draws a lot on other
coff files.
-This file is part of BFD, the Binary File Descriptor library.
+ This file is part of BFD, the Binary File Descriptor library.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, 51 Franklin Street - Fifth Floor,
+ Boston, MA 02110-1301, USA. */
+#include "sysdep.h"
#include "bfd.h"
#include "bfdlink.h"
-#include "sysdep.h"
#include "libbfd.h"
+#ifdef _CONST
+/* Newlib-based hosts define _CONST as a STDC-safe alias for const,
+ but to the tic80 toolchain it means something altogether different.
+ Since sysdep.h will have pulled in stdio.h and hence _ansi.h which
+ contains this definition, we must undef it before including the
+ tic80-specific definition. */
+#undef _CONST
+#endif /* _CONST */
#include "coff/tic80.h"
#include "coff/internal.h"
#include "libcoff.h"
#define COFF_ALIGN_IN_SECTION_HEADER 1
#define COFF_ALIGN_IN_SFLAGS 1
-#define GET_SCNHDR_FLAGS bfd_h_get_16
-#define PUT_SCNHDR_FLAGS bfd_h_put_16
+#define GET_SCNHDR_FLAGS H_GET_16
+#define PUT_SCNHDR_FLAGS H_PUT_16
static void rtype2howto
PARAMS ((arelent *cache_ptr, struct internal_reloc *dst));
PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
static bfd_reloc_status_type local16_reloc
PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
-static boolean coff_tic80_relocate_section
+static bfd_boolean coff_tic80_relocate_section
PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
struct internal_reloc *, struct internal_syment *, asection **));
+static reloc_howto_type * coff_tic80_rtype_to_howto
+ PARAMS ((bfd *, asection *, struct internal_reloc *,
+ struct coff_link_hash_entry *, struct internal_syment *,
+ bfd_vma *));
static reloc_howto_type tic80_howto_table[] =
{
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
NULL, /* special_function */
"RELLONG", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_MPPCR, /* type */
2, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- true, /* pc_relative */
+ TRUE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
NULL, /* special_function */
"MPPCR", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- true), /* pcrel_offset */
+ TRUE), /* pcrel_offset */
HOWTO (R_ABS, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
NULL, /* special_function */
"ABS", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPBASE, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
ppbase_reloc, /* special_function */
"PPBASE", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPLBASE, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
ppbase_reloc, /* special_function */
"PPLBASE", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PP15, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
6, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
glob15_reloc, /* special_function */
"PP15", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x1ffc0, /* src_mask */
0x1ffc0, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PP15W, /* type */
2, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
6, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
glob15_reloc, /* special_function */
"PP15W", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x1ffc0, /* src_mask */
0x1ffc0, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PP15H, /* type */
1, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
6, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
glob15_reloc, /* special_function */
"PP15H", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x1ffc0, /* src_mask */
0x1ffc0, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PP16B, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
6, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
glob16_reloc, /* special_function */
"PP16B", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x3ffc0, /* src_mask */
0x3ffc0, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPL15, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
NULL, /* special_function */
"PPL15", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x7fff, /* src_mask */
0x7fff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPL15W, /* type */
2, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
NULL, /* special_function */
"PPL15W", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x7fff, /* src_mask */
0x7fff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPL15H, /* type */
1, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
NULL, /* special_function */
"PPL15H", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x7fff, /* src_mask */
0x7fff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPL16B, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
local16_reloc, /* special_function */
"PPL16B", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffff, /* src_mask */
0xffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPN15, /* type */
0, /* rightshift */
-2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
6, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
glob15_reloc, /* special_function */
"PPN15", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x1ffc0, /* src_mask */
0x1ffc0, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPN15W, /* type */
2, /* rightshift */
-2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
6, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
glob15_reloc, /* special_function */
"PPN15W", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x1ffc0, /* src_mask */
0x1ffc0, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPN15H, /* type */
1, /* rightshift */
-2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
6, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
glob15_reloc, /* special_function */
"PPN15H", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x1ffc0, /* src_mask */
0x1ffc0, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPN16B, /* type */
0, /* rightshift */
-2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
6, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
glob16_reloc, /* special_function */
"PPN16B", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x3ffc0, /* src_mask */
0x3ffc0, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPLN15, /* type */
0, /* rightshift */
-2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
NULL, /* special_function */
"PPLN15", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x7fff, /* src_mask */
0x7fff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPLN15W, /* type */
2, /* rightshift */
-2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
NULL, /* special_function */
"PPLN15W", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x7fff, /* src_mask */
0x7fff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPLN15H, /* type */
1, /* rightshift */
-2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
NULL, /* special_function */
"PPLN15H", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x7fff, /* src_mask */
0x7fff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
HOWTO (R_PPLN16B, /* type */
0, /* rightshift */
-2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
local16_reloc, /* special_function */
"PPLN16B", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffff, /* src_mask */
0xffff, /* dst_mask */
- false) /* pcrel_offset */
+ FALSE) /* pcrel_offset */
};
\f
/* Special relocation functions, used when the output file is not
\f
/* 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 the abort rather than silently failing
- to generate an output file. */
+ to generate an output file. */
static void
rtype2howto (cache_ptr, dst)
{
/* 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. */
+ in the output section. */
*addendp = (sec -> output_section -> vma + sec -> output_offset) - sec -> vma;
}
RTYPE2HOWTO (&genrel, rel);
/* We need a special relocation routine to handle the PP relocs. Most
of this is a copy of _bfd_coff_generic_relocate_section. */
-static boolean
+static bfd_boolean
coff_tic80_relocate_section (output_bfd, info, input_bfd,
input_section, contents, relocs, syms,
sections)
sym = NULL;
}
else
- {
+ {
h = obj_coff_sym_hashes (input_bfd)[symndx];
sym = syms + symndx;
}
howto = bfd_coff_rtype_to_howto (input_bfd, input_section, rel, h,
sym, &addend);
if (howto == NULL)
- return false;
+ return FALSE;
val = 0;
+ sec->output_offset);
}
- else if (! info->relocateable)
+ else if (! info->relocatable)
{
if (! ((*info->callbacks->undefined_symbol)
(info, h->root.root.string, input_bfd, input_section,
- rel->r_vaddr - input_section->vma)))
- return false;
+ rel->r_vaddr - input_section->vma, TRUE)))
+ return FALSE;
}
}
contents[addr + 1] |= hold & 0x80;
break;
}
-
+
case R_PPBASE:
/* Parameter RAM is from 0x1000000 to 0x1000800. */
contents[addr] &=~ 0x3;
break;
case bfd_reloc_outofrange:
(*_bfd_error_handler)
- (_("%s: bad reloc address 0x%lx in section `%s'"),
- bfd_get_filename (input_bfd),
- (unsigned long) rel->r_vaddr,
- bfd_get_section_name (input_bfd, input_section));
- return false;
+ (_("%B: bad reloc address 0x%lx in section `%A'"),
+ input_bfd, input_section, (unsigned long) rel->r_vaddr);
+ return FALSE;
case bfd_reloc_overflow:
{
const char *name;
if (symndx == -1)
name = "*ABS*";
else if (h != NULL)
- name = h->root.root.string;
+ name = NULL;
else
{
name = _bfd_coff_internal_syment_name (input_bfd, sym, buf);
if (name == NULL)
- return false;
+ return FALSE;
}
if (! ((*info->callbacks->reloc_overflow)
- (info, name, howto->name, (bfd_vma) 0, input_bfd,
- input_section, rel->r_vaddr - input_section->vma)))
- return false;
+ (info, (h ? &h->root : NULL), name, howto->name,
+ (bfd_vma) 0, input_bfd, input_section,
+ rel->r_vaddr - input_section->vma)))
+ return FALSE;
}
}
}
- return true;
+ return TRUE;
}
\f
+/* Clear the r_reserved field in relocs. */
+#define SWAP_OUT_RELOC_EXTRA(abfd,src,dst) \
+ do \
+ { \
+ dst->r_reserved[0] = 0; \
+ dst->r_reserved[1] = 0; \
+ } \
+ while (0)
+
#define TIC80COFF 1 /* Customize coffcode.h */
#undef C_AUTOARG /* Clashes with TIc80's C_UEXT */
#undef C_LASTENT /* Clashes with TIc80's C_STATLAB */
#include "coffcode.h"
-CREATE_LITTLE_COFF_TARGET_VEC (tic80coff_vec, "coff-tic80", D_PAGED, 0, '_', NULL)
+CREATE_LITTLE_COFF_TARGET_VEC (tic80coff_vec, "coff-tic80", D_PAGED, 0, '_', NULL, COFF_SWAP_TABLE)