/* BFD back-end for Zilog Z800n COFF binaries.
- Copyright 1992, 1993, 1994, 1995, 1997, 1999, 2000, 2001, 2002
- Free Software Foundation, Inc.
+ Copyright (C) 1992-2019 Free Software Foundation, Inc.
Contributed by Cygnus Support.
Written by Steve Chamberlain, <sac@cygnus.com>.
-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, Inc., 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, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "libbfd.h"
#include "bfdlink.h"
#include "coff/z8k.h"
#include "coff/internal.h"
#include "libcoff.h"
-static void extra_case PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, arelent *, bfd_byte *, unsigned int *, unsigned int *));
-static void reloc_processing PARAMS ((arelent *, struct internal_reloc *, asymbol **, bfd *, asection *));
-static void rtype2howto PARAMS ((arelent *, struct internal_reloc *));
-static int coff_z8k_select_reloc PARAMS ((reloc_howto_type *));
-
#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (1)
static reloc_howto_type r_imm32 =
TRUE);
static reloc_howto_type r_jr =
-HOWTO (R_JR, 0, 0, 8, TRUE, 0, complain_overflow_signed, 0,
- "r_jr", TRUE, 0, 0, TRUE);
+HOWTO (R_JR, 1, 0, 8, TRUE, 0, complain_overflow_signed, 0,
+ "r_jr", TRUE, 0xff, 0xff, TRUE);
static reloc_howto_type r_disp7 =
HOWTO (R_DISP7, 0, 0, 7, TRUE, 0, complain_overflow_bitfield, 0,
- "r_disp7", TRUE, 0, 0, TRUE);
+ "r_disp7", TRUE, 0x7f, 0x7f, TRUE);
static reloc_howto_type r_callr =
-HOWTO (R_CALLR, 0, 1, 12, TRUE, 0, complain_overflow_signed, 0,
+HOWTO (R_CALLR, 1, 1, 12, TRUE, 0, complain_overflow_signed, 0,
"r_callr", TRUE, 0xfff, 0xfff, TRUE);
-/* Turn a howto into a reloc number */
-
-static int
-coff_z8k_select_reloc (howto)
- reloc_howto_type *howto;
-{
- return howto->type;
-}
-
-#define SELECT_RELOC(x,howto) x.r_type = coff_z8k_select_reloc(howto)
-
#define BADMAG(x) Z8KBADMAG(x)
-#define Z8K 1 /* Customize coffcode.h */
+#define Z8K 1 /* Customize coffcode.h. */
#define __A_MAGIC_SET__
/* Code to swap in the reloc. */
/* Code to turn a r_type into a howto ptr, uses the above howto table. */
static void
-rtype2howto (internal, dst)
- arelent * internal;
- struct internal_reloc *dst;
+rtype2howto (arelent *internal, struct internal_reloc *dst)
{
switch (dst->r_type)
{
default:
- abort ();
+ internal->howto = NULL;
break;
case R_IMM8:
internal->howto = &r_imm8;
#define RTYPE2HOWTO(internal, relocentry) rtype2howto (internal, relocentry)
+static reloc_howto_type *
+coff_z8k_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
+ bfd_reloc_code_real_type code)
+{
+ switch (code)
+ {
+ case BFD_RELOC_8: return & r_imm8;
+ case BFD_RELOC_16: return & r_da;
+ case BFD_RELOC_32: return & r_imm32;
+ case BFD_RELOC_8_PCREL: return & r_jr;
+ case BFD_RELOC_16_PCREL: return & r_rel16;
+ case BFD_RELOC_Z8K_DISP7: return & r_disp7;
+ case BFD_RELOC_Z8K_CALLR: return & r_callr;
+ case BFD_RELOC_Z8K_IMM4L: return & r_imm4l;
+ default: BFD_FAIL ();
+ return 0;
+ }
+}
+
+static reloc_howto_type *
+coff_z8k_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
+ const char *r_name)
+{
+ if (strcasecmp (r_imm8.name, r_name) == 0)
+ return &r_imm8;
+ if (strcasecmp (r_da.name, r_name) == 0)
+ return &r_da;
+ if (strcasecmp (r_imm32.name, r_name) == 0)
+ return &r_imm32;
+ if (strcasecmp (r_jr.name, r_name) == 0)
+ return &r_jr;
+ if (strcasecmp (r_rel16.name, r_name) == 0)
+ return &r_rel16;
+ if (strcasecmp (r_disp7.name, r_name) == 0)
+ return &r_disp7;
+ if (strcasecmp (r_callr.name, r_name) == 0)
+ return &r_callr;
+ if (strcasecmp (r_imm4l.name, r_name) == 0)
+ return &r_imm4l;
+
+ return NULL;
+}
+
/* Perform any necessary magic to the addend in a reloc entry. */
#define CALC_ADDEND(abfd, symbol, ext_reloc, cache_ptr) \
reloc_processing(relent, reloc, symbols, abfd, section)
static void
-reloc_processing (relent, reloc, symbols, abfd, section)
- arelent * relent;
- struct internal_reloc * reloc;
- asymbol ** symbols;
- bfd * abfd;
- asection * section;
+reloc_processing (arelent *relent,
+ struct internal_reloc *reloc,
+ asymbol **symbols,
+ bfd *abfd,
+ asection *section)
{
relent->address = reloc->r_vaddr;
rtype2howto (relent, reloc);
}
static void
-extra_case (in_abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr)
- bfd * in_abfd;
- struct bfd_link_info * link_info;
- struct bfd_link_order * link_order;
- arelent * reloc;
- bfd_byte * data;
- unsigned int * src_ptr;
- unsigned int * dst_ptr;
+extra_case (bfd *in_abfd,
+ struct bfd_link_info *link_info,
+ struct bfd_link_order *link_order,
+ arelent *reloc,
+ bfd_byte *data,
+ unsigned int *src_ptr,
+ unsigned int *dst_ptr)
{
asection * input_section = link_order->u.indirect.section;
{
bfd_vma dst = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
- /* Adresses are 23 bit, and the layout of those in a 32-bit
+ /* Addresses are 23 bit, and the layout of those in a 32-bit
value is as follows:
1AAAAAAA xxxxxxxx AAAAAAAA AAAAAAAA
(A - address bits, x - ignore). */
{
bfd_vma dst = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
- bfd_vma dot = (link_order->offset
- + *dst_ptr
+ bfd_vma dot = (*dst_ptr
+ + input_section->output_offset
+ input_section->output_section->vma);
int gap = dst - dot - 1; /* -1, since we're in the odd byte of the
- word and the pc's been incremented. */
+ word and the pc's been incremented. */
if (gap & 1)
abort ();
gap /= 2;
- if (gap > 128 || gap < -128)
- {
- if (! ((*link_info->callbacks->reloc_overflow)
- (link_info, bfd_asymbol_name (*reloc->sym_ptr_ptr),
- reloc->howto->name, reloc->addend, input_section->owner,
- input_section, reloc->address)))
- abort ();
- }
+ if (gap > 127 || gap < -128)
+ (*link_info->callbacks->reloc_overflow)
+ (link_info, NULL, bfd_asymbol_name (*reloc->sym_ptr_ptr),
+ reloc->howto->name, reloc->addend, input_section->owner,
+ input_section, reloc->address);
+
bfd_put_8 (in_abfd, gap, data + *dst_ptr);
(*dst_ptr)++;
(*src_ptr)++;
{
bfd_vma dst = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
- bfd_vma dot = (link_order->offset
- + *dst_ptr
+ bfd_vma dot = (*dst_ptr
+ + input_section->output_offset
+ input_section->output_section->vma);
int gap = dst - dot - 1; /* -1, since we're in the odd byte of the
- word and the pc's been incremented. */
+ word and the pc's been incremented. */
if (gap & 1)
abort ();
gap /= 2;
if (gap > 0 || gap < -127)
- {
- if (! ((*link_info->callbacks->reloc_overflow)
- (link_info, bfd_asymbol_name (*reloc->sym_ptr_ptr),
- reloc->howto->name, reloc->addend, input_section->owner,
- input_section, reloc->address)))
- abort ();
- }
+ (*link_info->callbacks->reloc_overflow)
+ (link_info, NULL, bfd_asymbol_name (*reloc->sym_ptr_ptr),
+ reloc->howto->name, reloc->addend, input_section->owner,
+ input_section, reloc->address);
+
bfd_put_8 (in_abfd,
- (bfd_get_8 ( in_abfd, data + *dst_ptr) & 0x80) + (-gap & 0x7f),
- data + *dst_ptr);
+ (bfd_get_8 ( in_abfd, data + *dst_ptr) & 0x80) + (-gap & 0x7f),
+ data + *dst_ptr);
(*dst_ptr)++;
(*src_ptr)++;
break;
{
bfd_vma dst = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
- bfd_vma dot = (link_order->offset
- + *dst_ptr
+ bfd_vma dot = (*dst_ptr
+ + input_section->output_offset
+ input_section->output_section->vma);
int gap = dst - dot - 2;
if (gap & 1)
abort ();
if (gap > 4096 || gap < -4095)
- {
- if (! ((*link_info->callbacks->reloc_overflow)
- (link_info, bfd_asymbol_name (*reloc->sym_ptr_ptr),
- reloc->howto->name, reloc->addend, input_section->owner,
- input_section, reloc->address)))
- abort ();
- }
+ (*link_info->callbacks->reloc_overflow)
+ (link_info, NULL, bfd_asymbol_name (*reloc->sym_ptr_ptr),
+ reloc->howto->name, reloc->addend, input_section->owner,
+ input_section, reloc->address);
+
gap /= 2;
bfd_put_16 (in_abfd,
- (bfd_get_16 ( in_abfd, data + *dst_ptr) & 0xf000) | (-gap & 0x0fff),
- data + *dst_ptr);
+ (bfd_get_16 ( in_abfd, data + *dst_ptr) & 0xf000) | (-gap & 0x0fff),
+ data + *dst_ptr);
(*dst_ptr) += 2;
(*src_ptr) += 2;
break;
{
bfd_vma dst = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
- bfd_vma dot = (link_order->offset
- + *dst_ptr
+ bfd_vma dot = (*dst_ptr
+ + input_section->output_offset
+ input_section->output_section->vma);
int gap = dst - dot - 2;
if (gap > 32767 || gap < -32768)
- {
- if (! ((*link_info->callbacks->reloc_overflow)
- (link_info, bfd_asymbol_name (*reloc->sym_ptr_ptr),
- reloc->howto->name, reloc->addend, input_section->owner,
- input_section, reloc->address)))
- abort ();
- }
+ (*link_info->callbacks->reloc_overflow)
+ (link_info, NULL, bfd_asymbol_name (*reloc->sym_ptr_ptr),
+ reloc->howto->name, reloc->addend, input_section->owner,
+ input_section, reloc->address);
+
bfd_put_16 (in_abfd, (bfd_vma) gap, data + *dst_ptr);
(*dst_ptr) += 2;
(*src_ptr) += 2;
}
}
-#define coff_reloc16_extra_cases extra_case
+#define coff_reloc16_extra_cases extra_case
+#define coff_bfd_reloc_type_lookup coff_z8k_reloc_type_lookup
+#define coff_bfd_reloc_name_lookup coff_z8k_reloc_name_lookup
+
+#ifndef bfd_pe_print_pdata
+#define bfd_pe_print_pdata NULL
+#endif
#include "coffcode.h"
#undef coff_bfd_get_relocated_section_contents
-#undef coff_bfd_relax_section
#define coff_bfd_get_relocated_section_contents \
bfd_coff_reloc16_get_relocated_section_contents
+
+#undef coff_bfd_relax_section
#define coff_bfd_relax_section bfd_coff_reloc16_relax_section
-CREATE_BIG_COFF_TARGET_VEC (z8kcoff_vec, "coff-z8k", 0, 0, '_', NULL, COFF_SWAP_TABLE)
+CREATE_BIG_COFF_TARGET_VEC (z8k_coff_vec, "coff-z8k", 0, 0, '_', NULL, COFF_SWAP_TABLE)
projects / deliverable / binutils-gdb.git / blobdiff