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authorHans-Peter Nilsson <hp@axis.com>2001-10-01 00:16:27 +0000
committerHans-Peter Nilsson <hp@axis.com>2001-10-01 00:16:27 +0000
commit146be91a2b42ebb323b6fe953bd3ae0ceb8322f1 (patch)
tree9b36ab1b8c836f63e528c6b07960337ba1769067
parent79ad6e9430e46f7eef0bf719563fef77820df63f (diff)
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* elf32-sh.c (sh_elf_howto_table, R_SH_REL32): Make
partial_inplace, matching assembler output. Set src_mask to all ones. (sh_elf_relocate_section): Delete misplaced comment. For relocatable linking against section symbol, call _bfd_relocate_contents for partial_inplace relocs and adjust rel->r_addend for others. <case R_SH_DIR32, R_SH_REL32>: Fetch partial_inplace addend with bfd_get_32, not at rel->r_addend.
-rw-r--r--bfd/ChangeLog13
-rw-r--r--bfd/elf32-sh.c51
2 files changed, 55 insertions, 9 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 21a9c35..86ff0e2 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,16 @@
+2001-09-30 kaz Kojima <kkojima@rr.iij4u.or.jp>
+ Hans-Peter Nilsson <hp@bitrange.com>
+
+ * elf32-sh.c (sh_elf_howto_table, R_SH_REL32): Make
+ partial_inplace, matching assembler output. Set src_mask to
+ all ones.
+ (sh_elf_relocate_section): Delete misplaced comment.
+ For relocatable linking against section symbol, call
+ _bfd_relocate_contents for partial_inplace relocs and adjust
+ rel->r_addend for others.
+ <case R_SH_DIR32, R_SH_REL32>: Fetch partial_inplace addend with
+ bfd_get_32, not at rel->r_addend.
+
2001-09-30 Alan Modra <amodra@bigpond.net.au>
* elf.c (_bfd_elf_link_hash_copy_indirect): Set ind refcounts to
diff --git a/bfd/elf32-sh.c b/bfd/elf32-sh.c
index b91e838..4fd1bda 100644
--- a/bfd/elf32-sh.c
+++ b/bfd/elf32-sh.c
@@ -134,8 +134,8 @@ static reloc_howto_type sh_elf_howto_table[] =
complain_overflow_signed, /* complain_on_overflow */
sh_elf_ignore_reloc, /* special_function */
"R_SH_REL32", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
true), /* pcrel_offset */
@@ -3026,7 +3026,11 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
howto = sh_elf_howto_table + r_type;
- /* This is a final link. */
+ /* For relocs that aren't partial_inplace, we get the addend from
+ the relocation. */
+ if (! howto->partial_inplace)
+ addend = rel->r_addend;
+
h = NULL;
sym = NULL;
sec = NULL;
@@ -3046,7 +3050,32 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
section symbol winds up in the output section. */
sym = local_syms + r_symndx;
if (ELF_ST_TYPE (sym->st_info) == STT_SECTION)
- goto final_link_relocate;
+ {
+ if (! howto->partial_inplace)
+ {
+ /* For relocations with the addend in the
+ relocation, we need just to update the addend.
+ All real relocs are of type partial_inplace; this
+ code is mostly for completeness. */
+ rel->r_addend += sec->output_offset + sym->st_value;
+
+ continue;
+ }
+
+ /* Relocs of type partial_inplace need to pick up the
+ contents in the contents and add the offset resulting
+ from the changed location of the section symbol.
+ Using _bfd_final_link_relocate (e.g. goto
+ final_link_relocate) here would be wrong, because
+ relocations marked pc_relative would get the current
+ location subtracted, and we must only do that at the
+ final link. */
+ r = _bfd_relocate_contents (howto, input_bfd,
+ sec->output_offset
+ + sym->st_value,
+ contents + rel->r_offset);
+ goto relocation_done;
+ }
continue;
}
@@ -3253,7 +3282,8 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
BFD_ASSERT (h != NULL && h->dynindx != -1);
relocate = false;
outrel.r_info = ELF32_R_INFO (h->dynindx, R_SH_REL32);
- outrel.r_addend = rel->r_addend;
+ outrel.r_addend
+ = bfd_get_32 (input_bfd, contents + rel->r_offset);
}
else
{
@@ -3266,14 +3296,18 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
{
relocate = true;
outrel.r_info = ELF32_R_INFO (0, R_SH_RELATIVE);
- outrel.r_addend = relocation + rel->r_addend;
+ outrel.r_addend
+ = relocation + bfd_get_32 (input_bfd,
+ contents + rel->r_offset);
}
else
{
BFD_ASSERT (h->dynindx != -1);
relocate = false;
outrel.r_info = ELF32_R_INFO (h->dynindx, R_SH_DIR32);
- outrel.r_addend = relocation + rel->r_addend;
+ outrel.r_addend
+ = relocation + bfd_get_32 (input_bfd,
+ contents + rel->r_offset);
}
}
@@ -3290,8 +3324,6 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
if (! relocate)
continue;
}
- else if (r_type == R_SH_DIR32)
- addend = rel->r_addend;
goto final_link_relocate;
case R_SH_GOT32:
@@ -3471,6 +3503,7 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
}
}
+ relocation_done:
if (r != bfd_reloc_ok)
{
switch (r)