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bfd/ChangeLog:

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2005-03-23  Eric Christopher  <echristo@redhat.com>

	* elfxx-mips.c (MIPS_ELF_READONLY_SECTION): New.
	(mips_elf_calculate_relocation): Use. Define DF_TEXTREL
	after emitting relocation.
	(_bfd_mips_elf_adjust_dynamic_symbol): Ditto.
	(_bfd_mips_elf_check_relocs): Remove code to set DF_TEXTREL
	and readonly_reloc.

ld/testsuite/ChangeLog:

2005-03-23  Eric Christopher  <echristo@redhat.com>

	* ld-mips-elf/textrel-1.s, ld-mips-elf/textrel-1.d: New
	test.
	* ld-mips-elf/mips-elf.exp: Call it.
	* ld-mips-elf/rel32-n32.d: Update for DF_TEXTREL removal.
	* ld-mips-elf/rel32-o32.d: Ditto.
	* ld-mips-elf/rel64.d: Ditto.
This commit is contained in:
Eric Christopher 2005-03-24 01:30:47 +00:00
parent 2ecb839027
commit cc27e1dc44
9 changed files with 88 additions and 31 deletions
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9
bfd/ChangeLog
View File

@ -1,3 +1,12 @@
2005-03-23 Eric Christopher <echristo@redhat.com>
* elfxx-mips.c (MIPS_ELF_READONLY_SECTION): New.
(mips_elf_calculate_relocation): Use. Define DF_TEXTREL
after emitting relocation.
(_bfd_mips_elf_adjust_dynamic_symbol): Ditto.
(_bfd_mips_elf_check_relocs): Remove code to set DF_TEXTREL
and readonly_reloc.
2005-03-23 Mike Frysinger <vapier@gentoo.org>
Nick Clifton <nickc@redhat.com>

40
bfd/elfxx-mips.c
View File

@ -478,6 +478,11 @@ static bfd *reldyn_sorting_bfd;
#define MIPS_ELF_OPTIONS_SECTION_NAME(abfd) \
(NEWABI_P (abfd) ? ".MIPS.options" : ".options")
/* Whether the section is readonly. */
#define MIPS_ELF_READONLY_SECTION(sec) \
((sec->flags & (SEC_ALLOC | SEC_LOAD | SEC_READONLY)) \
== (SEC_ALLOC | SEC_LOAD | SEC_READONLY))
/* The name of the stub section. */
#define MIPS_ELF_STUB_SECTION_NAME(abfd) ".MIPS.stubs"
@ -4005,6 +4010,10 @@ mips_elf_calculate_relocation (bfd *abfd, bfd *input_bfd,
&value,
input_section))
return bfd_reloc_undefined;
/* If we've written this we need to set DF_TEXTREL here. */
if (MIPS_ELF_READONLY_SECTION (input_section))
info->flags |= DF_TEXTREL;
}
else
{
@ -6101,33 +6110,21 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info,
if (sreloc == NULL)
return FALSE;
}
#define MIPS_READONLY_SECTION (SEC_ALLOC | SEC_LOAD | SEC_READONLY)
if (info->shared)
{
/* When creating a shared object, we must copy these
reloc types into the output file as R_MIPS_REL32
relocs. We make room for this reloc in the
.rel.dyn reloc section. */
mips_elf_allocate_dynamic_relocations (dynobj, 1);
if ((sec->flags & MIPS_READONLY_SECTION)
== MIPS_READONLY_SECTION)
/* We tell the dynamic linker that there are
relocations against the text segment. */
info->flags |= DF_TEXTREL;
}
/* When creating a shared object, we must copy these
reloc types into the output file as R_MIPS_REL32
relocs. We make room for this reloc in the
.rel.dyn reloc section. */
mips_elf_allocate_dynamic_relocations (dynobj, 1);
else
{
struct mips_elf_link_hash_entry *hmips;
/* We only need to copy this reloc if the symbol is
defined in a dynamic object. */
hmips = (struct mips_elf_link_hash_entry *) h;
++hmips->possibly_dynamic_relocs;
if ((sec->flags & MIPS_READONLY_SECTION)
== MIPS_READONLY_SECTION)
/* We need it to tell the dynamic linker if there
are relocations against the text segment. */
hmips->readonly_reloc = TRUE;
}
/* Even though we don't directly need a GOT entry for
@ -6423,9 +6420,12 @@ _bfd_mips_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
&& (h->root.type == bfd_link_hash_defweak
|| !h->def_regular))
{
asection *sec;
sec = mips_elf_rel_dyn_section (dynobj, FALSE);
mips_elf_allocate_dynamic_relocations (dynobj,
hmips->possibly_dynamic_relocs);
if (hmips->readonly_reloc)
if (MIPS_ELF_READONLY_SECTION (sec))
/* We tell the dynamic linker that there are relocations
against the text segment. */
info->flags |= DF_TEXTREL;

9
ld/testsuite/ChangeLog
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@ -1,3 +1,12 @@
2005-03-23 Eric Christopher <echristo@redhat.com>
* ld-mips-elf/textrel-1.s, ld-mips-elf/textrel-1.d: New
test.
* ld-mips-elf/mips-elf.exp: Call it.
* ld-mips-elf/rel32-n32.d: Update for DF_TEXTREL removal.
* ld-mips-elf/rel32-o32.d: Ditto.
* ld-mips-elf/rel64.d: Ditto.
2005-03-23 H.J. Lu <hongjiu.lu@intel.com>
* ld-cris/expdyn5.d: Updated for alignment change in elf.sc.

4
ld/testsuite/ld-mips-elf/mips-elf.exp
View File

@ -101,6 +101,10 @@ if {$has_newabi} {
run_dump_test "mips16-hilo-n32"
}
if { $linux_gnu } {
run_dump_test "textrel-1"
}
# For tests which may involve multiple files, use run_ld_link_tests.
# List contains test-items with 3 items followed by 2 lists:

10
ld/testsuite/ld-mips-elf/rel32-n32.d
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@ -4,12 +4,12 @@
#readelf: -x 5 -r
#ld: -shared -melf32btsmipn32
Relocation section '.rel.dyn' at offset 0x304 contains 2 entries:
Relocation section '.rel.dyn' at offset 0x2fc contains 2 entries:
Offset Info Type Sym.Value Sym. Name
00000000 00000000 R_MIPS_NONE
00000330 00000003 R_MIPS_REL32
00000320 00000003 R_MIPS_REL32
Hex dump of section '.text':
0x00000320 00000000 00000000 00000000 00000000 ................
0x00000330 00000330 00000000 00000000 00000000 ................
0x00000340 00000000 00000000 00000000 00000000 ................
0x00000310 00000000 00000000 00000000 00000000 ................
0x00000320 00000320 00000000 00000000 00000000 ................
0x00000330 00000000 00000000 00000000 00000000 ................

2
ld/testsuite/ld-mips-elf/rel32-o32.d
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@ -4,7 +4,7 @@
#readelf: -x 6 -r
#ld: -shared -melf32btsmip
Relocation section '.rel.dyn' at offset 0x31c contains 2 entries:
Relocation section '.rel.dyn' at offset 0x314 contains 2 entries:
Offset Info Type Sym.Value Sym. Name
00000000 00000000 R_MIPS_NONE
00000340 00000003 R_MIPS_REL32

10
ld/testsuite/ld-mips-elf/rel64.d
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@ -4,16 +4,16 @@
#readelf: -x 6 -r
#ld: -shared -melf64btsmip
Relocation section '.rel.dyn' at offset 0x498 contains 2 entries:
Relocation section '.rel.dyn' at offset 0x488 contains 2 entries:
Offset Info Type Sym. Value Sym. Name
000000000000 000000000000 R_MIPS_NONE
Type2: R_MIPS_NONE
Type3: R_MIPS_NONE
0000000004d0 000000001203 R_MIPS_REL32
0000000004c0 000000001203 R_MIPS_REL32
Type2: R_MIPS_64
Type3: R_MIPS_NONE
Hex dump of section '.text':
0x000004c0 00000000 00000000 00000000 00000000 ................
0x000004d0 00000000 000004d0 00000000 00000000 ................
0x000004e0 00000000 00000000 00000000 00000000 ................
0x000004b0 00000000 00000000 00000000 00000000 ................
0x000004c0 00000000 000004c0 00000000 00000000 ................
0x000004d0 00000000 00000000 00000000 00000000 ................

26
ld/testsuite/ld-mips-elf/textrel-1.d Normal file
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@ -0,0 +1,26 @@
#name: MIPS textrel-1
#source: textrel-1.s
#as: -EB -n32
#ld: -shared -melf32btsmipn32
#readelf: -d
Dynamic section at offset 0xb4 contains 18 entries:
Tag Type Name/Value
0x00000004 \(HASH\) 0x16c
0x00000005 \(STRTAB\) 0x30c
0x00000006 \(SYMTAB\) 0x1fc
0x0000000a \(STRSZ\) 84 \(bytes\)
0x0000000b \(SYMENT\) 16 \(bytes\)
0x00000015 \(DEBUG\) 0x0
0x00000003 \(PLTGOT\) 0x1003e0
0x00000011 \(REL\) 0x360
0x00000012 \(RELSZ\) 8 \(bytes\)
0x00000013 \(RELENT\) 8 \(bytes\)
0x70000001 \(MIPS_RLD_VERSION\) 1
0x70000005 \(MIPS_FLAGS\) NOTPOT
0x70000006 \(MIPS_BASE_ADDRESS\) 0
0x7000000a \(MIPS_LOCAL_GOTNO\) 7
0x70000011 \(MIPS_SYMTABNO\) 17
0x70000012 \(MIPS_UNREFEXTNO\) 12
0x70000013 \(MIPS_GOTSYM\) 0x11
0x00000000 \(NULL\) 0x0

9
ld/testsuite/ld-mips-elf/textrel-1.s Normal file
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@ -0,0 +1,9 @@
.globl foo
foo:
.cfi_startproc
nop
.cfi_def_cfa_offset 4
nop
.cfi_register $29, $0
nop
.cfi_endproc