/* BFD backend for MIPS BSD (a.out) binaries.
- Copyright (C) 1993, 1994 Free Software Foundation, Inc.
+ Copyright 1993, 1994, 1995, 1997, 1998, 1999, 2000
+ Free Software Foundation, Inc.
Written by Ralph Campbell.
This file is part of BFD, the Binary File Descriptor library.
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#define BYTES_IN_WORD 4
-#define ARCH 32
/* #define ENTRY_CAN_BE_ZERO */
#define N_HEADER_IN_TEXT(x) 1
#define N_SHARED_LIB(x) 0
)
#define N_DATADDR(x) (N_TXTADDR(x)+N_TXTSIZE(x))
#define TEXT_START_ADDR 4096
-#define PAGE_SIZE 4096
-#define SEGMENT_SIZE PAGE_SIZE
+#define TARGET_PAGE_SIZE 4096
+#define SEGMENT_SIZE TARGET_PAGE_SIZE
#define DEFAULT_ARCH bfd_arch_mips
#define MACHTYPE_OK(mtype) ((mtype) == M_UNKNOWN \
|| (mtype) == M_MIPS1 || (mtype) == M_MIPS2)
#include "libaout.h"
#define SET_ARCH_MACH(ABFD, EXEC) \
- MY(set_arch_mach)(ABFD, N_MACHTYPE (EXEC)); \
- MY(choose_reloc_size)(ABFD);
-void MY(set_arch_mach) PARAMS ((bfd *abfd, int machtype));
+ MY(set_arch_mach) (ABFD, N_MACHTYPE (EXEC)); \
+ MY(choose_reloc_size) (ABFD);
+static void MY(set_arch_mach) PARAMS ((bfd *abfd, int machtype));
static void MY(choose_reloc_size) PARAMS ((bfd *abfd));
#define MY_write_object_contents MY(write_object_contents)
#include "aout-target.h"
-void
+static void
MY(set_arch_mach) (abfd, machtype)
bfd *abfd;
int machtype;
enum bfd_architecture arch;
long machine;
- /* Determine the architecture and machine type of the object file. */
+ /* Determine the architecture and machine type of the object file. */
switch (machtype) {
case M_MIPS1:
machine = 0;
break;
}
- bfd_set_arch_mach(abfd, arch, machine);
+ bfd_set_arch_mach(abfd, arch, machine);
}
/* Determine the size of a relocation entry, based on the architecture */
switch (bfd_get_arch(abfd)) {
case bfd_arch_m68k:
switch (bfd_get_mach(abfd)) {
- case 68010:
+ case bfd_mach_m68010:
N_SET_MACHTYPE(*execp, M_68010);
break;
default:
- case 68020:
+ case bfd_mach_m68020:
N_SET_MACHTYPE(*execp, M_68020);
break;
}
N_SET_MACHTYPE(*execp, M_UNKNOWN);
}
- MY(choose_reloc_size)(abfd);
+ MY(choose_reloc_size) (abfd);
WRITE_HEADERS(abfd, execp);
*/
static bfd_reloc_status_type
mips_fix_jmp_addr (abfd,reloc_entry,symbol,data,input_section,output_bfd)
- bfd *abfd;
+ bfd *abfd ATTRIBUTE_UNUSED;
arelent *reloc_entry;
struct symbol_cache_entry *symbol;
- PTR data;
+ PTR data ATTRIBUTE_UNUSED;
asection *input_section;
bfd *output_bfd;
{
bfd_vma relocation, pc;
-
- /* If this is a partial relocation, just continue. */
+
+ /* If this is a partial relocation, just continue. */
if (output_bfd != (bfd *)NULL)
return bfd_reloc_continue;
/* If this is an undefined symbol, return error */
- if (symbol->section == &bfd_und_section
+ if (bfd_is_und_section (symbol->section)
&& (symbol->flags & BSF_WEAK) == 0)
return bfd_reloc_undefined;
- /*
+ /*
* Work out which section the relocation is targetted at and the
* initial relocation command value.
*/
static bfd_reloc_status_type
mips_fix_hi16_s (abfd, reloc_entry, symbol, data, input_section,
output_bfd, error_message)
- bfd *abfd;
+ bfd *abfd ATTRIBUTE_UNUSED;
arelent *reloc_entry;
asymbol *symbol;
- PTR data;
- asection *input_section;
+ PTR data ATTRIBUTE_UNUSED;
+ asection *input_section ATTRIBUTE_UNUSED;
bfd *output_bfd;
- char **error_message;
+ char **error_message ATTRIBUTE_UNUSED;
{
bfd_vma relocation;
-
- /* If this is a partial relocation, just continue. */
+
+ /* If this is a partial relocation, just continue. */
if (output_bfd != (bfd *)NULL)
return bfd_reloc_continue;
/* If this is an undefined symbol, return error */
- if (symbol->section == &bfd_und_section
+ if (bfd_is_und_section (symbol->section)
&& (symbol->flags & BSF_WEAK) == 0)
return bfd_reloc_undefined;
- /*
+ /*
* Work out which section the relocation is targetted at and the
* initial relocation command value.
*/
{MIPS_RELOC_JMP, 2, 2, 26, false, 0, complain_overflow_dont,
mips_fix_jmp_addr,
"MIPS_JMP", false, 0, 0x03ffffff, false},
- {MIPS_RELOC_WDISP16, 2, 1, 16, true, 0, complain_overflow_signed, 0,
+ {MIPS_RELOC_WDISP16, 2, 2, 16, true, 0, complain_overflow_signed, 0,
"WDISP16", false, 0, 0x0000ffff, false},
- {MIPS_RELOC_HI16, 16, 1, 16, false, 0, complain_overflow_bitfield, 0,
+ {MIPS_RELOC_HI16, 16, 2, 16, false, 0, complain_overflow_bitfield, 0,
"HI16", false, 0, 0x0000ffff, false},
- {MIPS_RELOC_HI16_S, 16, 1, 16, false, 0, complain_overflow_bitfield,
+ {MIPS_RELOC_HI16_S, 16, 2, 16, false, 0, complain_overflow_bitfield,
mips_fix_hi16_s,
"HI16_S", false, 0, 0x0000ffff, false},
- {MIPS_RELOC_LO16, 0, 1, 16, false, 0, complain_overflow_dont, 0,
+ {MIPS_RELOC_LO16, 0, 2, 16, false, 0, complain_overflow_dont, 0,
"LO16", false, 0, 0x0000ffff, false},
};
-static const reloc_howto_type *
+static reloc_howto_type *
MY(reloc_howto_type_lookup) (abfd, code)
bfd *abfd;
bfd_reloc_code_real_type code;
switch (code)
{
+ case BFD_RELOC_CTOR:
case BFD_RELOC_32:
return (&mips_howto_table_ext[MIPS_RELOC_32]);
case BFD_RELOC_MIPS_JMP:
* own mapping of external reloc type values to howto entries.
*/
long
-MY(canonicalize_reloc)(abfd, section, relptr, symbols)
+MY(canonicalize_reloc) (abfd, section, relptr, symbols)
bfd *abfd;
sec_ptr section;
arelent **relptr;
unsigned int count, c;
extern reloc_howto_type NAME(aout,ext_howto_table)[];
- /* If we have already read in the relocation table, return the values. */
+ /* If we have already read in the relocation table, return the values. */
if (section->flags & SEC_CONSTRUCTOR) {
arelent_chain *chain = section->constructor_chain;
return section->reloc_count;
}
if (tblptr && section->reloc_count) {
- for (count = 0; count++ < section->reloc_count;)
+ for (count = 0; count++ < section->reloc_count;)
*relptr++ = tblptr++;
*relptr = 0;
return section->reloc_count;
}
- if (!NAME(aout,slurp_reloc_table)(abfd, section, symbols))
+ if (!NAME(aout,slurp_reloc_table) (abfd, section, symbols))
return -1;
tblptr = section->relocation;
/* fix up howto entries */
- for (count = 0; count++ < section->reloc_count;)
+ for (count = 0; count++ < section->reloc_count;)
{
c = tblptr->howto - NAME(aout,ext_howto_table);
tblptr->howto = &mips_howto_table_ext[c];
static CONST struct aout_backend_data MY(backend_data) = {
0, /* zmagic contiguous */
1, /* text incl header */
+ 0, /* entry is text address */
0, /* exec_hdr_flags */
- PAGE_SIZE, /* text vma */
+ TARGET_PAGE_SIZE, /* text vma */
MY_set_sizes,
0, /* text size includes exec header */
0, /* add_dynamic_symbols */
0 /* finish_dynamic_link */
};
-bfd_target aout_mips_little_vec =
+extern const bfd_target aout_mips_big_vec;
+
+const bfd_target aout_mips_little_vec =
{
"a.out-mips-little", /* name */
bfd_target_aout_flavour,
- false, /* target byte order (little) */
- false, /* target headers byte order (little) */
+ BFD_ENDIAN_LITTLE, /* target byte order (little) */
+ BFD_ENDIAN_LITTLE, /* target headers byte order (little) */
(HAS_RELOC | EXEC_P | /* object flags */
HAS_LINENO | HAS_DEBUG |
HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
- (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
+ (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA),
MY_symbol_leading_char,
' ', /* ar_pad_char */
15, /* ar_max_namelen */
- 1, /* minimum alignment */
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_JUMP_TABLE_LINK (MY),
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
- (PTR) MY_backend_data,
+ & aout_mips_big_vec,
+
+ (PTR) MY_backend_data
};
-bfd_target aout_mips_big_vec =
+const bfd_target aout_mips_big_vec =
{
"a.out-mips-big", /* name */
bfd_target_aout_flavour,
- true, /* target byte order (big) */
- true, /* target headers byte order (big) */
+ BFD_ENDIAN_BIG, /* target byte order (big) */
+ BFD_ENDIAN_BIG, /* target headers byte order (big) */
(HAS_RELOC | EXEC_P | /* object flags */
HAS_LINENO | HAS_DEBUG |
HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
- (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
+ (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA),
MY_symbol_leading_char,
' ', /* ar_pad_char */
15, /* ar_max_namelen */
- 1, /* minimum alignment */
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_JUMP_TABLE_LINK (MY),
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
- (PTR) MY_backend_data,
+ & aout_mips_little_vec,
+
+ (PTR) MY_backend_data
};