* nlmconv.c (long_options): Changed --header-info to --header-file

to match documentation and usage message.
This commit is contained in:
Ian Lance Taylor 1993-12-06 21:12:48 +00:00
parent 677070311e
commit 419093bc9c
2 changed files with 215 additions and 21 deletions

View File

@ -1,3 +1,8 @@
Mon Dec 6 16:11:32 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
* nlmconv.c (long_options): Changed --header-info to --header-file
to match documentation and usage message.
Sun Dec 5 01:31:01 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
* objdump.c (dump_relocs): Avoid dereferencing a NULL sym_ptr_ptr

View File

@ -41,6 +41,10 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "libnlm.h"
#include "nlmconv.h"
/* Needed for Alpha support. */
#include "coff/sym.h"
#include "coff/ecoff.h"
/* If strerror is just a macro, we want to use the one from libiberty
since it will handle undefined values. */
#undef strerror
@ -70,7 +74,7 @@ static asymbol **symbols;
/* The list of long options. */
static struct option long_options[] =
{
{ "header-info", required_argument, 0, 'T' },
{ "header-file", required_argument, 0, 'T' },
{ "help", no_argument, 0, 'h' },
{ "input-format", required_argument, 0, 'I' },
{ "output-format", required_argument, 0, 'O' },
@ -83,15 +87,21 @@ static struct option long_options[] =
static void show_help PARAMS ((void));
static void show_usage PARAMS ((FILE *, int));
static const char *select_output_format PARAMS ((enum bfd_architecture,
long, boolean));
unsigned long, boolean));
static void setup_sections PARAMS ((bfd *, asection *, PTR));
static void copy_sections PARAMS ((bfd *, asection *, PTR));
static void mangle_relocs PARAMS ((bfd *, asection *, arelent **,
static void mangle_relocs PARAMS ((bfd *, asection *, arelent ***,
bfd_size_type *, char *,
bfd_size_type));
static void i386_mangle_relocs PARAMS ((bfd *, asection *, arelent **,
static void i386_mangle_relocs PARAMS ((bfd *, asection *, arelent ***,
bfd_size_type *, char *,
bfd_size_type));
static void alpha_mangle_relocs PARAMS ((bfd *, asection *, arelent ***,
bfd_size_type *, char *,
bfd_size_type));
static void default_mangle_relocs PARAMS ((bfd *, asection *, arelent ***,
bfd_size_type *, char *,
bfd_size_type));
/* The main routine. */
@ -117,11 +127,11 @@ main (argc, argv)
boolean gotstart, gotexit, gotcheck;
struct stat st;
FILE *custom_data, *help_data, *message_data, *rpc_data, *shared_data;
bfd_size_type custom_size, help_size, message_size, module_size, rpc_size;
size_t custom_size, help_size, message_size, module_size, rpc_size;
asection *custom_section, *help_section, *message_section, *module_section;
asection *rpc_section, *shared_section;
bfd *sharedbfd;
bfd_size_type shared_offset, shared_size;
size_t shared_offset, shared_size;
Nlm_Internal_Fixed_Header sharedhdr;
int len;
char *modname;
@ -750,13 +760,13 @@ main (argc, argv)
if (modules != NULL)
{
PTR data;
char *set;
unsigned char *set;
struct string_list *l;
bfd_size_type c;
data = xmalloc (module_size);
c = 0;
set = (char *) data;
set = (unsigned char *) data;
for (l = modules; l != NULL; l = l->next)
{
*set = strlen (l->string);
@ -896,7 +906,7 @@ Usage: %s [-hV] [-I format] [-O format] [-T header-file]\n\
static const char *
select_output_format (arch, mach, bigendian)
enum bfd_architecture arch;
long mach;
unsigned long mach;
boolean bigendian;
{
switch (arch)
@ -905,6 +915,8 @@ select_output_format (arch, mach, bigendian)
return "nlm32-i386";
case bfd_arch_sparc:
return "nlm32-sparc";
case bfd_arch_alpha:
return "nlm32-alpha";
default:
fprintf (stderr, "%s: no default NLM format for %s\n",
program_name, bfd_printable_arch_mach (arch, mach));
@ -930,6 +942,13 @@ setup_sections (inbfd, insec, data_ptr)
const char *outname;
asection *outsec;
/* FIXME: We don't want to copy the .reginfo section of an ECOFF
file. However, I don't have a good way to describe this section.
We do want to copy the section when using objcopy. */
if (bfd_get_flavour (inbfd) == bfd_target_ecoff_flavour
&& strcmp (bfd_section_name (inbfd, insec), ".reginfo") == 0)
return;
f = bfd_get_section_flags (inbfd, insec);
if (f & SEC_CODE)
outname = NLM_CODE_NAME;
@ -964,6 +983,8 @@ setup_sections (inbfd, insec, data_ptr)
if (! bfd_set_section_flags (outbfd, outsec, f))
bfd_fatal ("set section flags");
bfd_set_reloc (outbfd, outsec, (arelent **) NULL, 0);
}
/* Copy the section contents. */
@ -980,6 +1001,13 @@ copy_sections (inbfd, insec, data_ptr)
PTR contents;
bfd_size_type reloc_size;
/* FIXME: We don't want to copy the .reginfo section of an ECOFF
file. However, I don't have a good way to describe this section.
We do want to copy the section when using objcopy. */
if (bfd_get_flavour (inbfd) == bfd_target_ecoff_flavour
&& strcmp (bfd_section_name (inbfd, insec), ".reginfo") == 0)
return;
outsec = insec->output_section;
assert (outsec != NULL);
@ -1002,17 +1030,33 @@ copy_sections (inbfd, insec, data_ptr)
}
reloc_size = bfd_get_reloc_upper_bound (inbfd, insec);
if (reloc_size == 0)
bfd_set_reloc (outbfd, outsec, (arelent **) NULL, 0);
else
if (reloc_size != 0)
{
arelent **relocs;
bfd_size_type reloc_count;
relocs = (arelent **) xmalloc (reloc_size);
reloc_count = bfd_canonicalize_reloc (inbfd, insec, relocs, symbols);
mangle_relocs (outbfd, insec, relocs, &reloc_count, (char *) contents,
mangle_relocs (outbfd, insec, &relocs, &reloc_count, (char *) contents,
size);
/* FIXME: refers to internal BFD fields. */
if (outsec->orelocation != (arelent **) NULL)
{
bfd_size_type total_count;
arelent **combined;
total_count = reloc_count + outsec->reloc_count;
combined = (arelent **) xmalloc (total_count * sizeof (arelent));
memcpy (combined, outsec->orelocation,
outsec->reloc_count * sizeof (arelent));
memcpy (combined + outsec->reloc_count, relocs,
(size_t) (reloc_count * sizeof (arelent)));
free (outsec->orelocation);
reloc_count = total_count;
relocs = combined;
}
bfd_set_reloc (outbfd, outsec, relocs, reloc_count);
}
@ -1029,10 +1073,11 @@ copy_sections (inbfd, insec, data_ptr)
by the input formats. */
static void
mangle_relocs (outbfd, insec, relocs, reloc_count_ptr, contents, contents_size)
mangle_relocs (outbfd, insec, relocs_ptr, reloc_count_ptr, contents,
contents_size)
bfd *outbfd;
asection *insec;
arelent **relocs;
arelent ***relocs_ptr;
bfd_size_type *reloc_count_ptr;
char *contents;
bfd_size_type contents_size;
@ -1040,14 +1085,47 @@ mangle_relocs (outbfd, insec, relocs, reloc_count_ptr, contents, contents_size)
switch (bfd_get_arch (outbfd))
{
case bfd_arch_i386:
i386_mangle_relocs (outbfd, insec, relocs, reloc_count_ptr, contents,
contents_size);
i386_mangle_relocs (outbfd, insec, relocs_ptr, reloc_count_ptr,
contents, contents_size);
break;
case bfd_arch_alpha:
alpha_mangle_relocs (outbfd, insec, relocs_ptr, reloc_count_ptr,
contents, contents_size);
break;
default:
default_mangle_relocs (outbfd, insec, relocs_ptr, reloc_count_ptr,
contents, contents_size);
break;
}
}
/* By default all we need to do for relocs is change the address by
the output_offset. */
/*ARGSUSED*/
static void
default_mangle_relocs (outbfd, insec, relocs_ptr, reloc_count_ptr, contents,
contents_size)
bfd *outbfd;
asection *insec;
arelent ***relocs_ptr;
bfd_size_type *reloc_count_ptr;
char *contents;
bfd_size_type contents_size;
{
if (insec->output_offset != 0)
{
bfd_size_type reloc_count;
register arelent **relocs;
register bfd_size_type i;
reloc_count = *reloc_count_ptr;
relocs = *relocs_ptr;
for (i = 0; i < reloc_count; i++, relocs++)
(*relocs)->address += insec->output_offset;
}
}
/* NetWare on the i386 supports a restricted set of relocs, which are
different from those used on other i386 targets. This routine
converts the relocs. It is, obviously, very target dependent. At
@ -1070,18 +1148,20 @@ static reloc_howto_type nlm_i386_pcrel_howto =
true); /* pcrel_offset */
static void
i386_mangle_relocs (outbfd, insec, relocs, reloc_count_ptr, contents,
i386_mangle_relocs (outbfd, insec, relocs_ptr, reloc_count_ptr, contents,
contents_size)
bfd *outbfd;
asection *insec;
arelent **relocs;
arelent ***relocs_ptr;
bfd_size_type *reloc_count_ptr;
char *contents;
bfd_size_type contents_size;
{
bfd_size_type reloc_count, i;
arelent **relocs;
reloc_count = *reloc_count_ptr;
relocs = *relocs_ptr;
for (i = 0; i < reloc_count; i++)
{
arelent *rel;
@ -1115,7 +1195,7 @@ i386_mangle_relocs (outbfd, insec, relocs, reloc_count_ptr, contents,
--*reloc_count_ptr;
--relocs;
memmove (relocs, relocs + 1,
(reloc_count - i) * sizeof (arelent *));
(size_t) ((reloc_count - i) * sizeof (arelent *)));
continue;
}
@ -1142,7 +1222,7 @@ i386_mangle_relocs (outbfd, insec, relocs, reloc_count_ptr, contents,
--*reloc_count_ptr;
--relocs;
memmove (relocs, relocs + 1,
(reloc_count - i) * sizeof (arelent *));
(size_t) ((reloc_count - i) * sizeof (arelent *)));
continue;
}
@ -1200,3 +1280,112 @@ i386_mangle_relocs (outbfd, insec, relocs, reloc_count_ptr, contents,
}
}
}
/* On the Alpha the first reloc for every section must be a special
relocs which hold the GP address. Also, the first reloc in the
file must be a special reloc which holds the address of the .lita
section. */
static reloc_howto_type nlm32_alpha_nw_howto =
HOWTO (ALPHA_R_NW_RELOC, /* type */
0, /* rightshift */
0, /* size (0 = byte, 1 = short, 2 = long) */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
0, /* special_function */
"NW_RELOC", /* name */
false, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
false); /* pcrel_offset */
/*ARGSUSED*/
static void
alpha_mangle_relocs (outbfd, insec, relocs_ptr, reloc_count_ptr, contents,
contents_size)
bfd *outbfd;
asection *insec;
register arelent ***relocs_ptr;
bfd_size_type *reloc_count_ptr;
char *contents;
bfd_size_type contents_size;
{
bfd_size_type old_reloc_count;
arelent **old_relocs;
register arelent **relocs;
old_reloc_count = *reloc_count_ptr;
old_relocs = *relocs_ptr;
relocs = (arelent **) xmalloc ((old_reloc_count + 3) * sizeof (arelent *));
*relocs_ptr = relocs;
if (nlm_alpha_backend_data (outbfd)->lita_address == 0)
{
bfd *inbfd;
asection *lita_section;
inbfd = insec->owner;
lita_section = bfd_get_section_by_name (inbfd, _LITA);
if (lita_section != (asection *) NULL)
{
nlm_alpha_backend_data (outbfd)->lita_address =
bfd_get_section_vma (inbfd, lita_section);
nlm_alpha_backend_data (outbfd)->lita_size =
bfd_section_size (inbfd, lita_section);
}
else
{
/* Avoid outputting this reloc again. */
nlm_alpha_backend_data (outbfd)->lita_address = 4;
}
*relocs = (arelent *) xmalloc (sizeof (arelent));
(*relocs)->sym_ptr_ptr = bfd_abs_section.symbol_ptr_ptr;
(*relocs)->address = nlm_alpha_backend_data (outbfd)->lita_address;
(*relocs)->addend = nlm_alpha_backend_data (outbfd)->lita_size + 1;
(*relocs)->howto = &nlm32_alpha_nw_howto;
++relocs;
++(*reloc_count_ptr);
}
/* Get the GP value from bfd. It is in the .reginfo section. */
if (nlm_alpha_backend_data (outbfd)->gp == 0)
{
bfd *inbfd;
asection *reginfo_sec;
struct ecoff_reginfo sreginfo;
inbfd = insec->owner;
assert (bfd_get_flavour (inbfd) == bfd_target_ecoff_flavour);
reginfo_sec = bfd_get_section_by_name (inbfd, REGINFO);
if (reginfo_sec != (asection *) NULL
&& bfd_get_section_contents (inbfd, reginfo_sec,
(PTR) &sreginfo, (file_ptr) 0,
sizeof sreginfo) != false)
nlm_alpha_backend_data (outbfd)->gp = sreginfo.gp_value;
}
*relocs = (arelent *) xmalloc (sizeof (arelent));
(*relocs)->sym_ptr_ptr = bfd_abs_section.symbol_ptr_ptr;
(*relocs)->address = nlm_alpha_backend_data (outbfd)->gp;
(*relocs)->addend = 0;
(*relocs)->howto = &nlm32_alpha_nw_howto;
++relocs;
++(*reloc_count_ptr);
memcpy ((PTR) relocs, (PTR) old_relocs,
(size_t) old_reloc_count * sizeof (arelent *));
relocs[old_reloc_count] = (arelent *) NULL;
free (old_relocs);
if (insec->output_offset != 0)
{
register bfd_size_type i;
for (i = 0; i < old_reloc_count; i++, relocs++)
(*relocs)->address += insec->output_offset;
}
}