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authorIan Lance Taylor <ian@airs.com>1995-09-19 21:11:46 +0000
committerIan Lance Taylor <ian@airs.com>1995-09-19 21:11:46 +0000
commita56552441f1333d5f810157fb5e877cfafa45a7f (patch)
tree358d4997fcc944b3a8069cf90c3b96ba359a047c /bfd/coff-i386.c
parent500d7394cf3658c2917329a326b4e6d08633355a (diff)
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* targets.c (bfd_target): Remove unused align_power_min field.
* bfd-in2.h: Rebuild. * All backends: Remove initialization of align_power_min.
Diffstat (limited to 'bfd/coff-i386.c')
-rw-r--r--bfd/coff-i386.c99
1 files changed, 57 insertions, 42 deletions
diff --git a/bfd/coff-i386.c b/bfd/coff-i386.c
index a934646..47ab122 100644
--- a/bfd/coff-i386.c
+++ b/bfd/coff-i386.c
@@ -16,7 +16,7 @@ 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "bfd.h"
#include "sysdep.h"
@@ -43,6 +43,7 @@ static reloc_howto_type *coff_i386_rtype_to_howto
#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (2)
/* The page size is a guess based on ELF. */
+
#define COFF_PAGE_SIZE 0x1000
/* For some reason when using i386 COFF the value stored in the .text
@@ -70,6 +71,7 @@ coff_i386_reloc (abfd, reloc_entry, symbol, data, input_section, output_bfd,
if (output_bfd == (bfd *) NULL)
return bfd_reloc_continue;
+
if (bfd_is_com_section (symbol->section))
{
/* We are relocating a common symbol. The current value in the
@@ -94,44 +96,53 @@ coff_i386_reloc (abfd, reloc_entry, symbol, data, input_section, output_bfd,
diff = reloc_entry->addend;
}
-#define DOIT(x) \
- x = ((x & ~howto->dst_mask) | (((x & howto->src_mask) + diff) & howto->dst_mask))
- if (diff != 0)
+#ifdef COFF_WITH_PE
+ if (reloc_entry->howto->type == 7)
{
- reloc_howto_type *howto = reloc_entry->howto;
- unsigned char *addr = (unsigned char *) data + reloc_entry->address;
+/* diff -= coff_data(output_bfd)->link_info->pe_info.image_base.value;*/
+ exit(1);
+ }
+#endif
- switch (howto->size)
- {
- case 0:
- {
- char x = bfd_get_8 (abfd, addr);
- DOIT (x);
- bfd_put_8 (abfd, x, addr);
- }
- break;
+#define DOIT(x) \
+ x = ((x & ~howto->dst_mask) | (((x & howto->src_mask) + diff) & howto->dst_mask))
- case 1:
- {
- short x = bfd_get_16 (abfd, addr);
- DOIT (x);
- bfd_put_16 (abfd, x, addr);
- }
- break;
+ if (diff != 0)
+ {
+ reloc_howto_type *howto = reloc_entry->howto;
+ unsigned char *addr = (unsigned char *) data + reloc_entry->address;
- case 2:
+ switch (howto->size)
{
- long x = bfd_get_32 (abfd, addr);
- DOIT (x);
- bfd_put_32 (abfd, x, addr);
+ case 0:
+ {
+ char x = bfd_get_8 (abfd, addr);
+ DOIT (x);
+ bfd_put_8 (abfd, x, addr);
+ }
+ break;
+
+ case 1:
+ {
+ short x = bfd_get_16 (abfd, addr);
+ DOIT (x);
+ bfd_put_16 (abfd, x, addr);
+ }
+ break;
+
+ case 2:
+ {
+ long x = bfd_get_32 (abfd, addr);
+ DOIT (x);
+ bfd_put_32 (abfd, x, addr);
+ }
+ break;
+
+ default:
+ abort ();
}
- break;
-
- default:
- abort ();
- }
- }
+ }
/* Now let bfd_perform_relocation finish everything up. */
return bfd_reloc_continue;
@@ -165,7 +176,7 @@ static reloc_howto_type howto_table[] =
0xffffffff, /* dst_mask */
true), /* pcrel_offset */
/* {7}, */
- HOWTO (7, /* type */
+ HOWTO (R_IMAGEBASE, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
@@ -173,7 +184,7 @@ static reloc_howto_type howto_table[] =
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
coff_i386_reloc, /* special_function */
- "dir32", /* name */
+ "rva32", /* name */
true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
@@ -353,12 +364,12 @@ coff_i386_rtype_to_howto (abfd, sec, rel, h, sym, addendp)
#ifndef COFF_WITH_PE
- /* I think we *do* want to bypass this. If we don't, I have seen some data
- parameters get the wrong relcation address. If I link two versions
- with and without this section bypassed and then do a binary comparison,
- the addresses which are different can be looked up in the map. The
- case in which this section has been bypassed has addresses which correspond
- to values I can find in the map */
+ /* I think we *do* want to bypass this. If we don't, I have seen some data
+ parameters get the wrong relcation address. If I link two versions
+ with and without this section bypassed and then do a binary comparison,
+ the addresses which are different can be looked up in the map. The
+ case in which this section has been bypassed has addresses which correspond
+ to values I can find in the map */
*addendp -= sym->n_value;
#endif
}
@@ -372,7 +383,12 @@ coff_i386_rtype_to_howto (abfd, sec, rel, h, sym, addendp)
#ifdef COFF_WITH_PE
if (howto->pc_relative)
- *addendp -= 4;
+ *addendp -= 4;
+
+ if (rel->r_type == R_IMAGEBASE)
+ {
+ *addendp -= pe_data(sec->output_section->owner)->pe_opthdr.ImageBase;
+ }
#endif
return howto;
@@ -418,7 +434,6 @@ const bfd_target
'/', /* ar_pad_char */
15, /* ar_max_namelen */
- 2, /* minimum alignment power */
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 */