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[bfd]

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* elf32-sh.c (sh_elf_relocate_section): Handle R_SH_IMM_*_PCREL
	relocations.
	(sh_elf_check_relocs): Likewise.

	* elf32-sh64.c (elf_backend_merge_symbol_attribute): Define.
	(sh64_elf_merge_symbol_attribute): New.
	* elf64-sh64.c (elf_backend_merge_symbol_attribute): Define.
	(sh64_elf64_merge_symbol_attribute): New.

[ld/testsuite]
	* ld-sh/sh64/rd-sh64.exp: If the test matches *-dso.d, copy
	the output of linker to the file tmpdir/*-dso.so.
	* ld-sh/sh64/stobin-0-dso.d: New.
	* ld-sh/sh64/stobin-1.d: New.
	* ld-sh/sh64/stobin.s: New.
	* ld-sh/sh64/stolib.s: New.
This commit is contained in:
Kaz Kojima 2003-10-15 06:23:55 +00:00
parent 3d390fc11a
commit 46e993b970
10 changed files with 145 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
bfd/ChangeLog
View File

@ -1,3 +1,14 @@
2003-10-15 Kaz Kojima <kkojima@rr.iij4u.or.jp>
* elf32-sh.c (sh_elf_relocate_section): Handle R_SH_IMM_*_PCREL
relocations.
(sh_elf_check_relocs): Likewise.
* elf32-sh64.c (elf_backend_merge_symbol_attribute): Define.
(sh64_elf_merge_symbol_attribute): New.
* elf64-sh64.c (elf_backend_merge_symbol_attribute): Define.
(sh64_elf64_merge_symbol_attribute): New.
2003-10-14 Kaz Kojima <kkojima@rr.iij4u.or.jp>
* elf-bfd.h (struct elf_backend_data): New function pointer member

34
bfd/elf32-sh.c
View File

@ -5081,13 +5081,19 @@ sh_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
case R_SH_DIR32:
case R_SH_REL32:
#ifdef INCLUDE_SHMEDIA
case R_SH_IMM_LOW16_PCREL:
case R_SH_IMM_MEDLOW16_PCREL:
case R_SH_IMM_MEDHI16_PCREL:
case R_SH_IMM_HI16_PCREL:
#endif
if (info->shared
&& (h == NULL
|| ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
|| h->root.type != bfd_link_hash_undefweak)
&& r_symndx != 0
&& (input_section->flags & SEC_ALLOC) != 0
&& (r_type != R_SH_REL32
&& (r_type == R_SH_DIR32
|| !SYMBOL_CALLS_LOCAL (info, h)))
{
Elf_Internal_Rela outrel;
@ -5140,6 +5146,17 @@ sh_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
outrel.r_addend
= bfd_get_32 (input_bfd, contents + rel->r_offset);
}
#ifdef INCLUDE_SHMEDIA
else if (r_type == R_SH_IMM_LOW16_PCREL
|| r_type == R_SH_IMM_MEDLOW16_PCREL
|| r_type == R_SH_IMM_MEDHI16_PCREL
|| r_type == R_SH_IMM_HI16_PCREL)
{
BFD_ASSERT (h != NULL && h->dynindx != -1);
outrel.r_info = ELF32_R_INFO (h->dynindx, r_type);
outrel.r_addend = addend;
}
#endif
else
{
/* h->dynindx may be -1 if this symbol was marked to
@ -6655,6 +6672,12 @@ sh_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec,
case R_SH_DIR32:
case R_SH_REL32:
#ifdef INCLUDE_SHMEDIA
case R_SH_IMM_LOW16_PCREL:
case R_SH_IMM_MEDLOW16_PCREL:
case R_SH_IMM_MEDHI16_PCREL:
case R_SH_IMM_HI16_PCREL:
#endif
if (h != NULL && ! info->shared)
{
h->elf_link_hash_flags |= ELF_LINK_NON_GOT_REF;
@ -6772,7 +6795,14 @@ sh_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec,
}
p->count += 1;
if (r_type == R_SH_REL32)
if (r_type == R_SH_REL32
#ifdef INCLUDE_SHMEDIA
|| r_type == R_SH_IMM_LOW16_PCREL
|| r_type == R_SH_IMM_MEDLOW16_PCREL
|| r_type == R_SH_IMM_MEDHI16_PCREL
|| r_type == R_SH_IMM_HI16_PCREL
#endif
)
p->pc_count += 1;
}

22
bfd/elf32-sh64.c
View File

@ -85,6 +85,7 @@ static void sh64_find_section_for_address
#define elf_backend_add_symbol_hook sh64_elf_add_symbol_hook
#define elf_backend_link_output_symbol_hook \
sh64_elf_link_output_symbol_hook
#define elf_backend_merge_symbol_attribute sh64_elf_merge_symbol_attribute
#define elf_backend_final_write_processing sh64_elf_final_write_processing
#define elf_backend_section_from_shdr sh64_backend_section_from_shdr
#define elf_backend_special_sections sh64_elf_special_sections
@ -735,6 +736,27 @@ sh64_elf_final_write_processing (bfd *abfd,
}
}
/* Merge non visibility st_other attribute when the symbol comes from
a dynamic object. */
static void
sh64_elf_merge_symbol_attribute (struct elf_link_hash_entry *h,
const Elf_Internal_Sym *isym,
bfd_boolean definition,
bfd_boolean dynamic)
{
if (isym->st_other != 0 && dynamic)
{
unsigned char other;
/* Take the balance of OTHER from the definition. */
other = (definition ? isym->st_other : h->other);
other &= ~ ELF_ST_VISIBILITY (-1);
h->other = other | ELF_ST_VISIBILITY (h->other);
}
return;
}
static struct bfd_elf_special_section const sh64_elf_special_sections[]=
{
{ ".cranges", 8, 0, SHT_PROGBITS, 0 },

24
bfd/elf64-sh64.c
View File

@ -4118,6 +4118,27 @@ sh64_elf64_finish_dynamic_sections (bfd *output_bfd,
return TRUE;
}
/* Merge non visibility st_other attribute when the symbol comes from
a dynamic object. */
static void
sh64_elf64_merge_symbol_attribute (struct elf_link_hash_entry *h,
const Elf_Internal_Sym *isym,
bfd_boolean definition,
bfd_boolean dynamic)
{
if (isym->st_other != 0 && dynamic)
{
unsigned char other;
/* Take the balance of OTHER from the definition. */
other = (definition ? isym->st_other : h->other);
other &= ~ ELF_ST_VISIBILITY (-1);
h->other = other | ELF_ST_VISIBILITY (h->other);
}
return;
}
static struct bfd_elf_special_section const sh64_elf64_special_sections[]=
{
{ ".cranges", 8, 0, SHT_PROGBITS, 0 },
@ -4164,6 +4185,9 @@ static struct bfd_elf_special_section const sh64_elf64_special_sections[]=
#define elf_backend_link_output_symbol_hook \
sh64_elf64_link_output_symbol_hook
#define elf_backend_merge_symbol_attribute \
sh64_elf64_merge_symbol_attribute
#define elf_backend_final_write_processing \
sh64_elf64_final_write_processing

9
ld/testsuite/ChangeLog
View File

@ -1,3 +1,12 @@
2003-10-15 Kaz Kojima <kkojima@rr.iij4u.or.jp>
* ld-sh/sh64/rd-sh64.exp: If the test matches *-dso.d, copy
the output of linker to the file tmpdir/*-dso.so.
* ld-sh/sh64/stobin-0-dso.d: New.
* ld-sh/sh64/stobin-1.d: New.
* ld-sh/sh64/stobin.s: New.
* ld-sh/sh64/stolib.s: New.
2003-10-13 Richard Sandiford <rsandifo@redht.com>
* ld-mips-elf/multi-got-1.d (RELSZ): Don't include the size of the

11
ld/testsuite/ld-sh/sh64/rd-sh64.exp
View File

@ -27,4 +27,15 @@ foreach sh64test $rd_test_list {
# We need to strip the ".d", but can leave the dirname.
verbose [file rootname $sh64test]
run_dump_test [file rootname $sh64test]
if [string match $srcdir/$subdir/*-dso.d $sh64test] {
# Copy the output of the DSO-createing test to .so file.
# Notice that a DSO-creating test must preceed the tests
# which need that DSO in sort-order by name.
set cmd "cp tmpdir/dump \
tmpdir/[file rootname [file tail $sh64test]].so"
send_log "$cmd\n"
set cmdret [catch "exec $cmd" comp_output]
send_log "$comp_output\n"
# FIXME: What if it fails? Need we do something?
}
}

9
ld/testsuite/ld-sh/sh64/stobin-0-dso.d Normal file
View File

@ -0,0 +1,9 @@
#source: stolib.s
#as: --abi=32 --isa=SHmedia
#ld: -shared -mshelf32
#objdump: -drj.text
#target: sh64-*-elf
.*: +file format elf32-sh64.*
#pass

15
ld/testsuite/ld-sh/sh64/stobin-1.d Normal file
View File

@ -0,0 +1,15 @@
#source: stobin.s
#as: --abi=32 --isa=SHmedia
#ld: -mshelf32 tmpdir/stobin-0-dso.so
#objdump: -drj.text
#target: sh64-*-elf
.*: +file format elf32-sh64.*
Disassembly of section \.text:
0+[0-9a-f]+ <start>:
[0-9a-f]+: cffffd90 movi -1,r25
[0-9a-f]+: cbfee590 shori 65465,r25 ! 0xffffffb9 .*
[0-9a-f]+: 6bf56600 ptrel/l r25,tr0
[0-9a-f]+: 4401fff0 blink tr0,r63

5
ld/testsuite/ld-sh/sh64/stobin.s Normal file
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@ -0,0 +1,5 @@
.text
.globl start
start:
pt bar, tr0
blink tr0, r63

7
ld/testsuite/ld-sh/sh64/stolib.s Normal file
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@ -0,0 +1,7 @@
.text
.globl bar
.type bar,@function
bar:
ptabs r18, tr0
blink tr0, r63
.Lfe_bar: .size bar,.Lfe_bar-X