/* BFD backend for hp-ux 9000/300
- Copyright (C) 1990, 1991, 1994, 1995 Free Software Foundation, Inc.
+ Copyright 1990, 1991, 1993, 1994, 1995, 1997, 2000, 2001
+ Free Software Foundation, Inc.
Written by Glenn Engel.
This file is part of BFD, the Binary File Descriptor library.
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/*
-
hpux native ------------> | |
| hp300hpux bfd | ----------> hpux w/gnu ext
hpux w/gnu extension ----> | |
-
Support for the 9000/[34]00 has several limitations.
1. Shared libraries are not supported.
2. The output format from this bfd is not usable by native tools.
#include "aoutx.h"
+static const bfd_target * MY (callback) PARAMS ((bfd *));
+static boolean MY (write_object_contents) PARAMS ((bfd *));
+static void convert_sym_type PARAMS ((struct external_nlist *, aout_symbol_type *, bfd *));
+
+boolean MY (slurp_symbol_table) PARAMS ((bfd *));
+void MY (swap_std_reloc_in) PARAMS ((bfd *, struct hp300hpux_reloc *, arelent *, asymbol **, bfd_size_type));
+boolean MY (slurp_reloc_table) PARAMS ((bfd *, sec_ptr, asymbol **));
+long MY (get_symtab) PARAMS ((bfd *, asymbol **));
+long MY (get_symtab_upper_bound) PARAMS ((bfd *));
+long MY (canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **, asymbol **));
+
/* Since the hpux symbol table has nlist elements interspersed with
strings and we need to insert som strings for secondary symbols, we
give ourselves a little extra padding up front to account for
bfd_default_set_arch_mach (abfd, DEFAULT_ARCH, 0);
#endif
-
if (obj_aout_subformat (abfd) == gnu_encap_format)
{
/* The file offsets of the relocation info */
file_ptr text_end;
memset (&exec_bytes, 0, sizeof (exec_bytes));
-#if CHOOSE_RELOC_SIZE
- CHOOSE_RELOC_SIZE (abfd);
-#else
+
obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
-#endif
if (adata (abfd).magic == undecided_magic)
NAME (aout,adjust_sizes_and_vmas) (abfd, &text_size, &text_end);
/* update fields not covered by default swap_exec_header_out */
/* this is really the sym table size but we store it in drelocs */
- bfd_h_put_32 (abfd, bfd_get_symcount (abfd) * 12, exec_bytes.e_drelocs);
+ H_PUT_32 (abfd, (bfd_get_symcount (abfd) * 12), exec_bytes.e_drelocs);
- if (bfd_seek (abfd, 0L, false) != 0
- || (bfd_write ((PTR) & exec_bytes, 1, EXEC_BYTES_SIZE, abfd)
+ if (bfd_seek (abfd, (file_ptr) 0, false) != 0
+ || (bfd_bwrite ((PTR) &exec_bytes, (bfd_size_type) EXEC_BYTES_SIZE, abfd)
!= EXEC_BYTES_SIZE))
return false;
if (bfd_get_symcount (abfd) != 0)
{
/* Skip the relocs to where we want to put the symbols. */
- if (bfd_seek (abfd, (file_ptr) N_DRELOFF (*execp) + execp->a_drsize,
+ if (bfd_seek (abfd, (file_ptr) (N_DRELOFF (*execp) + execp->a_drsize),
SEEK_SET) != 0)
return false;
}
if (bfd_get_symcount (abfd) != 0)
{
- if (bfd_seek (abfd, (long) (N_TRELOFF (*execp)), false) != 0)
+ if (bfd_seek (abfd, (file_ptr) N_TRELOFF (*execp), SEEK_CUR) != 0)
return false;
if (!NAME (aout,squirt_out_relocs) (abfd, obj_textsec (abfd)))
return false;
- if (bfd_seek (abfd, (long) (N_DRELOFF (*execp)), false) != 0)
+ if (bfd_seek (abfd, (file_ptr) N_DRELOFF (*execp), SEEK_CUR) != 0)
return false;
if (!NAME (aout,squirt_out_relocs) (abfd, obj_datasec (abfd)))
return false;
static void
convert_sym_type (sym_pointer, cache_ptr, abfd)
- struct external_nlist *sym_pointer;
+ struct external_nlist *sym_pointer ATTRIBUTE_UNUSED;
aout_symbol_type *cache_ptr;
- bfd *abfd;
+ bfd *abfd ATTRIBUTE_UNUSED;
{
int name_type;
int new_type;
default:
abort ();
case N_UNDF | N_EXT:
- new_type = N_WEAKU;
+ /* If the value is nonzero, then just treat this as a
+ common symbol. I don't know if this is correct in
+ all cases, but it is more correct than treating it as
+ a weak undefined symbol. */
+ if (cache_ptr->symbol.value == 0)
+ new_type = N_WEAKU;
break;
case N_ABS | N_EXT:
new_type = N_WEAKA;
}
-
/*
DESCRIPTION
Swaps the information in an executable header taken from a raw
are memcmp'd, and thus the contents do matter. */
memset (execp, 0, sizeof (struct internal_exec));
/* Now fill in fields in the execp, from the bytes in the raw data. */
- execp->a_info = bfd_h_get_32 (abfd, bytes->e_info);
+ execp->a_info = H_GET_32 (abfd, bytes->e_info);
execp->a_text = GET_WORD (abfd, bytes->e_text);
execp->a_data = GET_WORD (abfd, bytes->e_data);
execp->a_bss = GET_WORD (abfd, bytes->e_bss);
{
long syms;
struct aout_data_struct *rawptr;
- if (bfd_h_get_32 (abfd, bytes->e_passize) != 0)
+ bfd_size_type amt;
+
+ if (H_GET_32 (abfd, bytes->e_passize) != 0)
break;
- if (bfd_h_get_32 (abfd, bytes->e_syms) != 0)
+ if (H_GET_32 (abfd, bytes->e_syms) != 0)
break;
- if (bfd_h_get_32 (abfd, bytes->e_supsize) != 0)
+ if (H_GET_32 (abfd, bytes->e_supsize) != 0)
break;
- syms = bfd_h_get_32 (abfd, bytes->e_drelocs);
+ syms = H_GET_32 (abfd, bytes->e_drelocs);
if (syms == 0)
break;
execp->a_syms = syms;
/* allocate storage for where we will store this result */
- rawptr = (struct aout_data_struct *) bfd_zalloc (abfd, sizeof (*rawptr));
+ amt = sizeof (*rawptr);
+ rawptr = (struct aout_data_struct *) bfd_zalloc (abfd, amt);
if (rawptr == NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- return;
- }
+ return;
abfd->tdata.aout_data = rawptr;
obj_aout_subformat (abfd) = gnu_encap_format;
}
while (0);
}
-
/* The hp symbol table is a bit different than other a.out targets. Instead
of having an array of nlist items and an array of strings, hp's format
has them mixed together in one structure. In addition, the strings are
char *strings;
aout_symbol_type *cached;
unsigned num_syms = 0;
+ bfd_size_type amt;
/* If there's no work to be done, don't do any */
if (obj_aout_symbols (abfd) != (aout_symbol_type *) NULL)
return true;
symbol_bytes = exec_hdr (abfd)->a_syms;
- strings = (char *) bfd_alloc (abfd,
- symbol_bytes + SYM_EXTRA_BYTES);
+ amt = symbol_bytes + SYM_EXTRA_BYTES;
+ strings = (char *) bfd_alloc (abfd, amt);
if (!strings)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
syms = (struct external_nlist *) (strings + SYM_EXTRA_BYTES);
if (bfd_seek (abfd, obj_sym_filepos (abfd), SEEK_SET) != 0
- || bfd_read ((PTR) syms, symbol_bytes, 1, abfd) != symbol_bytes)
+ || bfd_bread ((PTR) syms, symbol_bytes, abfd) != symbol_bytes)
{
bfd_release (abfd, syms);
return false;
}
-
sym_end = (struct external_nlist *) (((char *) syms) + symbol_bytes);
/* first, march thru the table and figure out how many symbols there are */
/* now that we know the symbol count, update the bfd header */
bfd_get_symcount (abfd) = num_syms;
- cached = ((aout_symbol_type *)
- bfd_zalloc (abfd,
- bfd_get_symcount (abfd) * sizeof (aout_symbol_type)));
- if (cached == NULL && bfd_get_symcount (abfd) != 0)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ amt = num_syms;
+ amt *= sizeof (aout_symbol_type);
+ cached = (aout_symbol_type *) bfd_zalloc (abfd, amt);
+ if (cached == NULL && num_syms != 0)
+ return false;
/* as we march thru the hp symbol table, convert it into a list of
null terminated strings to hold the symbol names. Make sure any
return true;
}
-
-
void
MY (swap_std_reloc_in) (abfd, bytes, cache_ptr, symbols, symcount)
bfd *abfd;
struct hp300hpux_reloc *bytes;
arelent *cache_ptr;
asymbol **symbols;
- bfd_size_type symcount;
+ bfd_size_type symcount ATTRIBUTE_UNUSED;
{
int r_index;
int r_extern = 0;
int r_pcrel = 0;
struct aoutdata *su = &(abfd->tdata.aout_data->a);
- cache_ptr->address = bfd_h_get_32 (abfd, bytes->r_address);
- r_index = bfd_h_get_16 (abfd, bytes->r_index);
+ cache_ptr->address = H_GET_32 (abfd, bytes->r_address);
+ r_index = H_GET_16 (abfd, bytes->r_index);
switch (bytes->r_type[0])
{
sec_ptr asect;
asymbol **symbols;
{
- unsigned int count;
+ bfd_size_type count;
bfd_size_type reloc_size;
PTR relocs;
arelent *reloc_cache;
count = reloc_size / each_size;
-
- reloc_cache = (arelent *) bfd_zalloc (abfd, (size_t) (count * sizeof
- (arelent)));
+ reloc_cache = (arelent *) bfd_zalloc (abfd, count * sizeof (arelent));
if (!reloc_cache && count != 0)
- {
- nomem:
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
relocs = (PTR) bfd_alloc (abfd, reloc_size);
if (!relocs && reloc_size != 0)
{
bfd_release (abfd, reloc_cache);
- goto nomem;
+ return false;
}
- if (bfd_read (relocs, 1, reloc_size, abfd) != reloc_size)
+ if (bfd_bread (relocs, reloc_size, abfd) != reloc_size)
{
bfd_release (abfd, relocs);
bfd_release (abfd, reloc_cache);
for (; counter < count; counter++, rptr++, cache_ptr++)
{
MY (swap_std_reloc_in) (abfd, rptr, cache_ptr, symbols,
- bfd_get_symcount (abfd));
+ (bfd_size_type) bfd_get_symcount (abfd));
}
-
bfd_release (abfd, relocs);
asect->relocation = reloc_cache;
asect->reloc_count = count;
return true;
}
-
/************************************************************************/
/* The following functions are identical to functions in aoutx.h except */
/* they refer to MY(func) rather than NAME(aout,func) and they also */
return (bfd_get_symcount (abfd) + 1) * (sizeof (aout_symbol_type *));
}
-
-
-
long
MY (canonicalize_reloc) (abfd, section, relptr, symbols)
bfd *abfd;
return section->reloc_count;
}
-
#include "aout-target.h"