* elf32-ppc.c: Include dwarf2.h.
(struct ppc_elf_link_hash_table): Add glink_eh_frame.
(ppc_elf_create_glink): Create .eh_frame section.
(glink_eh_frame_cie): New array.
(ppc_elf_size_dynamic_sections): Size glink_eh_frame.
(ppc_elf_finish_dynamic_sections): Write glink_eh_frame.
* elf64-ppc.c: Include dwarg2.h.
(struct ppc_link_hash_table): Add glink_eh_frame.
(create_linkage_sections): Create .eh_frame section.
(ppc64_elf_size_dynamic_sections): Arrange to drop unneeded
glink_eh_frame.
(glink_eh_frame_cie): New array.
(ppc64_elf_size_stubs): Size glink_eh_frame.
(ppc64_elf_build_stubs): Init glink_eh_frame contents.
(ppc64_elf_finish_dynamic_sections): Write glink_eh_frame.
ld/
* emulparams/elf32ppc.sh: Source plt_unwind.sh.
* emulparams/elf64ppc.sh: Likewise.
* emultempl/ppc32elf.em (OPTION_NO_TLS_OPT): Adjust.
(PARSE_AND_LIST_PROLOGUE, PARSE_AND_LIST_LONGOPTS,
PARSE_AND_LIST_OPTIONS, PARSE_AND_LIST_ARGS_CASES): Append to
existing values.
* emultempl/ppc64elf.em (OPTION_STUBGROUP_SIZE): Adjust.
(PARSE_AND_LIST_PROLOGUE, PARSE_AND_LIST_LONGOPTS,
PARSE_AND_LIST_OPTIONS, PARSE_AND_LIST_ARGS_CASES): Append to
existing values.
ld/testsuite/
* ld-powerpc/powerpc.exp: Use --no-ld-generated-unwind-info
with some tests.
* ld-powerpc/relbrlt.d: Likewise.
+2011-07-26 Alan Modra <amodra@gmail.com>
+
+ * elf32-ppc.c: Include dwarf2.h.
+ (struct ppc_elf_link_hash_table): Add glink_eh_frame.
+ (ppc_elf_create_glink): Create .eh_frame section.
+ (glink_eh_frame_cie): New array.
+ (ppc_elf_size_dynamic_sections): Size glink_eh_frame.
+ (ppc_elf_finish_dynamic_sections): Write glink_eh_frame.
+ * elf64-ppc.c: Include dwarg2.h.
+ (struct ppc_link_hash_table): Add glink_eh_frame.
+ (create_linkage_sections): Create .eh_frame section.
+ (ppc64_elf_size_dynamic_sections): Arrange to drop unneeded
+ glink_eh_frame.
+ (glink_eh_frame_cie): New array.
+ (ppc64_elf_size_stubs): Size glink_eh_frame.
+ (ppc64_elf_build_stubs): Init glink_eh_frame contents.
+ (ppc64_elf_finish_dynamic_sections): Write glink_eh_frame.
+
2011-07-25 Hans-Peter Nilsson <hp@bitrange.com>
PR ld/12815
called, missing preparations for relocs of the respective type.
2011-07-24 Chao-ying Fu <fu@mips.com>
- Ilie Garbacea <ilie@mips.com>
- Maciej W. Rozycki <macro@codesourcery.com>
- Joseph Myers <joseph@codesourcery.com>
- Catherine Moore <clm@codesourcery.com>
+ Ilie Garbacea <ilie@mips.com>
+ Maciej W. Rozycki <macro@codesourcery.com>
+ Joseph Myers <joseph@codesourcery.com>
+ Catherine Moore <clm@codesourcery.com>
Richard Sandiford <rdsandiford@googlemail.com>
* archures.c (bfd_mach_mips_micromips): New macro.
* aout-adobe.c (aout_32_bfd_lookup_section_flags): New definition.
* aout-target.h (MY_bfd_lookup_section_flags): New definition.
* aout-tic30.c (MY_bfd_lookup_section_flags): New definition.
- * bfd-in2.h: Regenerated.
+ * bfd-in2.h: Regenerated.
* bfd.c (bfd_lookup_section_flags): New definition.
* binary.c (binary_bfd_lookup_section_flags): New definition.
* bout.c (b_out_bfd_lookup_section_flags): New definition.
#include "elf-bfd.h"
#include "elf/ppc64.h"
#include "elf64-ppc.h"
+#include "dwarf2.h"
static bfd_reloc_status_type ppc64_elf_ha_reloc
(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
asection *sfpr;
asection *brlt;
asection *relbrlt;
+ asection *glink_eh_frame;
/* Shortcut to .__tls_get_addr and __tls_get_addr. */
struct ppc_link_hash_entry *tls_get_addr;
|| ! bfd_set_section_alignment (dynobj, htab->glink, 3))
return FALSE;
+ if (!info->no_ld_generated_unwind_info)
+ {
+ flags = (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_HAS_CONTENTS
+ | SEC_IN_MEMORY | SEC_LINKER_CREATED);
+ htab->glink_eh_frame = bfd_make_section_anyway_with_flags (dynobj,
+ ".eh_frame",
+ flags);
+ if (htab->glink_eh_frame == NULL
+ || !bfd_set_section_alignment (abfd, htab->glink_eh_frame, 2))
+ return FALSE;
+ }
+
flags = SEC_ALLOC | SEC_LINKER_CREATED;
htab->iplt = bfd_make_section_anyway_with_flags (dynobj, ".iplt", flags);
if (htab->iplt == NULL
/* Strip this section if we don't need it; see the
comment below. */
}
+ else if (s == htab->glink_eh_frame)
+ {
+ if (!bfd_is_abs_section (s->output_section))
+ /* Not sized yet. */
+ continue;
+ }
else if (CONST_STRNEQ (s->name, ".rela"))
{
if (s->size != 0)
#undef PREV_SEC
}
+static const unsigned char glink_eh_frame_cie[] =
+{
+ 0, 0, 0, 16, /* length. */
+ 0, 0, 0, 0, /* id. */
+ 1, /* CIE version. */
+ 'z', 'R', 0, /* Augmentation string. */
+ 4, /* Code alignment. */
+ 0x78, /* Data alignment. */
+ 65, /* RA reg. */
+ 1, /* Augmentation size. */
+ DW_EH_PE_pcrel | DW_EH_PE_sdata4, /* FDE encoding. */
+ DW_CFA_def_cfa, 1, 0 /* def_cfa: r1 offset 0. */
+};
+
/* Determine and set the size of the stub section for a final link.
The basic idea here is to examine all the relocations looking for
htab->glink->flags |= SEC_RELOC;
}
+ if (htab->glink_eh_frame != NULL
+ && !bfd_is_abs_section (htab->glink_eh_frame->output_section)
+ && (htab->glink_eh_frame->flags & SEC_EXCLUDE) == 0)
+ {
+ bfd_size_type size = 0;
+
+ for (stub_sec = htab->stub_bfd->sections;
+ stub_sec != NULL;
+ stub_sec = stub_sec->next)
+ if ((stub_sec->flags & SEC_LINKER_CREATED) == 0)
+ size += 20;
+ if (htab->glink != NULL && htab->glink->size != 0)
+ size += 24;
+ if (size != 0)
+ size += sizeof (glink_eh_frame_cie);
+ htab->glink_eh_frame->rawsize = htab->glink_eh_frame->size;
+ htab->glink_eh_frame->size = size;
+ }
+
for (stub_sec = htab->stub_bfd->sections;
stub_sec != NULL;
stub_sec = stub_sec->next)
/* Exit from this loop when no stubs have been added, and no stubs
have changed size. */
- if (stub_sec == NULL)
+ if (stub_sec == NULL
+ && (htab->glink_eh_frame == NULL
+ || htab->glink_eh_frame->rawsize == htab->glink_eh_frame->size))
break;
/* Ask the linker to do its stuff. */
return FALSE;
}
+ if (htab->glink_eh_frame != NULL
+ && htab->glink_eh_frame->size != 0)
+ {
+ bfd_vma val;
+
+ p = bfd_zalloc (htab->glink_eh_frame->owner, htab->glink_eh_frame->size);
+ if (p == NULL)
+ return FALSE;
+ htab->glink_eh_frame->contents = p;
+
+ htab->glink_eh_frame->rawsize = htab->glink_eh_frame->size;
+
+ memcpy (p, glink_eh_frame_cie, sizeof (glink_eh_frame_cie));
+ /* CIE length (rewrite in case little-endian). */
+ bfd_put_32 (htab->elf.dynobj, sizeof (glink_eh_frame_cie) - 4, p);
+ p += sizeof (glink_eh_frame_cie);
+
+ for (stub_sec = htab->stub_bfd->sections;
+ stub_sec != NULL;
+ stub_sec = stub_sec->next)
+ if ((stub_sec->flags & SEC_LINKER_CREATED) == 0)
+ {
+ /* FDE length. */
+ bfd_put_32 (htab->elf.dynobj, 16, p);
+ p += 4;
+ /* CIE pointer. */
+ val = p - htab->glink_eh_frame->contents;
+ bfd_put_32 (htab->elf.dynobj, val, p);
+ p += 4;
+ /* Offset to stub section. */
+ val = (stub_sec->output_section->vma
+ + stub_sec->output_offset);
+ val -= (htab->glink_eh_frame->output_section->vma
+ + htab->glink_eh_frame->output_offset);
+ val -= p - htab->glink_eh_frame->contents;
+ if (val + 0x80000000 > 0xffffffff)
+ {
+ info->callbacks->einfo
+ (_("%s offset too large for .eh_frame sdata4 encoding"),
+ stub_sec->name);
+ return FALSE;
+ }
+ bfd_put_32 (htab->elf.dynobj, val, p);
+ p += 4;
+ /* stub section size. */
+ bfd_put_32 (htab->elf.dynobj, stub_sec->rawsize, p);
+ p += 4;
+ /* Augmentation. */
+ p += 1;
+ /* Pad. */
+ p += 3;
+ }
+ if (htab->glink != NULL && htab->glink->size != 0)
+ {
+ /* FDE length. */
+ bfd_put_32 (htab->elf.dynobj, 20, p);
+ p += 4;
+ /* CIE pointer. */
+ val = p - htab->glink_eh_frame->contents;
+ bfd_put_32 (htab->elf.dynobj, val, p);
+ p += 4;
+ /* Offset to .glink. */
+ val = (htab->glink->output_section->vma
+ + htab->glink->output_offset
+ + 8);
+ val -= (htab->glink_eh_frame->output_section->vma
+ + htab->glink_eh_frame->output_offset);
+ val -= p - htab->glink_eh_frame->contents;
+ if (val + 0x80000000 > 0xffffffff)
+ {
+ info->callbacks->einfo
+ (_("%s offset too large for .eh_frame sdata4 encoding"),
+ htab->glink->name);
+ return FALSE;
+ }
+ bfd_put_32 (htab->elf.dynobj, val, p);
+ p += 4;
+ /* .glink size. */
+ bfd_put_32 (htab->elf.dynobj, htab->glink->rawsize - 8, p);
+ p += 4;
+ /* Augmentation. */
+ p += 1;
+
+ *p++ = DW_CFA_advance_loc + 1;
+ *p++ = DW_CFA_register;
+ *p++ = 65;
+ *p++ = 12;
+ *p++ = DW_CFA_advance_loc + 4;
+ *p++ = DW_CFA_restore_extended;
+ *p++ = 65;
+ }
+ htab->glink_eh_frame->size = p - htab->glink_eh_frame->contents;
+ }
+
/* Build the stubs as directed by the stub hash table. */
bfd_hash_traverse (&htab->stub_hash_table, ppc_build_one_stub, info);
}
if (stub_sec != NULL
- || htab->glink->rawsize != htab->glink->size)
+ || htab->glink->rawsize != htab->glink->size
+ || (htab->glink_eh_frame != NULL
+ && htab->glink_eh_frame->rawsize != htab->glink_eh_frame->size))
{
htab->stub_error = TRUE;
info->callbacks->einfo (_("stubs don't match calculated size\n"));
NULL))
return FALSE;
+
+ if (htab->glink_eh_frame != NULL
+ && htab->glink_eh_frame->sec_info_type == ELF_INFO_TYPE_EH_FRAME
+ && !_bfd_elf_write_section_eh_frame (output_bfd, info,
+ htab->glink_eh_frame,
+ htab->glink_eh_frame->contents))
+ return FALSE;
+
/* We need to handle writing out multiple GOT sections ourselves,
since we didn't add them to DYNOBJ. We know dynobj is the first
bfd. */
+2011-07-26 Alan Modra <amodra@gmail.com>
+
+ * emulparams/elf32ppc.sh: Source plt_unwind.sh.
+ * emulparams/elf64ppc.sh: Likewise.
+ * emultempl/ppc32elf.em (OPTION_NO_TLS_OPT): Adjust.
+ (PARSE_AND_LIST_PROLOGUE, PARSE_AND_LIST_LONGOPTS,
+ PARSE_AND_LIST_OPTIONS, PARSE_AND_LIST_ARGS_CASES): Append to
+ existing values.
+ * emultempl/ppc64elf.em (OPTION_STUBGROUP_SIZE): Adjust.
+ (PARSE_AND_LIST_PROLOGUE, PARSE_AND_LIST_LONGOPTS,
+ PARSE_AND_LIST_OPTIONS, PARSE_AND_LIST_ARGS_CASES): Append to
+ existing values.
+
2011-07-22 H.J. Lu <hongjiu.lu@intel.com>
* Makefile.am (ALL_64_EMULATIONS): Add eelf_k1om.o and
# elf32ppcsim.sh
. ${srcdir}/emulparams/elf32ppccommon.sh
+. ${srcdir}/emulparams/plt_unwind.sh
# Yes, we want duplicate .got and .plt sections. The linker chooses the
# appropriate one magically in ppc_after_open
DATA_GOT=
+. ${srcdir}/emulparams/plt_unwind.sh
TEMPLATE_NAME=elf32
EXTRA_EM_FILE=ppc64elf
ELFSIZE=64
# This shell script emits a C file. -*- C -*-
-# Copyright 2003, 2005, 2007, 2008, 2009 Free Software Foundation, Inc.
+# Copyright 2003, 2005, 2007, 2008, 2009, 2010, 2011
+# Free Software Foundation, Inc.
#
# This file is part of the GNU Binutils.
#
# Define some shell vars to insert bits of code into the standard elf
# parse_args and list_options functions.
#
-PARSE_AND_LIST_PROLOGUE='
-#define OPTION_NO_TLS_OPT 301
+PARSE_AND_LIST_PROLOGUE=${PARSE_AND_LIST_PROLOGUE}'
+#define OPTION_NO_TLS_OPT 321
#define OPTION_NO_TLS_GET_ADDR_OPT (OPTION_NO_TLS_OPT + 1)
#define OPTION_NEW_PLT (OPTION_NO_TLS_GET_ADDR_OPT + 1)
#define OPTION_OLD_PLT (OPTION_NEW_PLT + 1)
#define OPTION_NO_STUBSYMS (OPTION_STUBSYMS + 1)
'
-PARSE_AND_LIST_LONGOPTS='
+PARSE_AND_LIST_LONGOPTS=${PARSE_AND_LIST_LONGOPTS}'
{ "emit-stub-syms", no_argument, NULL, OPTION_STUBSYMS },
{ "no-emit-stub-syms", no_argument, NULL, OPTION_NO_STUBSYMS },
{ "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
{ "sdata-got", no_argument, NULL, OPTION_OLD_GOT },
'
-PARSE_AND_LIST_OPTIONS='
+PARSE_AND_LIST_OPTIONS=${PARSE_AND_LIST_OPTIONS}'
fprintf (file, _("\
--emit-stub-syms Label linker stubs with a symbol.\n\
--no-emit-stub-syms Don'\''t label linker stubs with a symbol.\n\
));
'
-PARSE_AND_LIST_ARGS_CASES='
+PARSE_AND_LIST_ARGS_CASES=${PARSE_AND_LIST_ARGS_CASES}'
case OPTION_STUBSYMS:
emit_stub_syms = 1;
break;
# Define some shell vars to insert bits of code into the standard elf
# parse_args and list_options functions.
#
-PARSE_AND_LIST_PROLOGUE='
-#define OPTION_STUBGROUP_SIZE 301
+PARSE_AND_LIST_PROLOGUE=${PARSE_AND_LIST_PROLOGUE}'
+#define OPTION_STUBGROUP_SIZE 321
#define OPTION_PLT_STATIC_CHAIN (OPTION_STUBGROUP_SIZE + 1)
#define OPTION_NO_PLT_STATIC_CHAIN (OPTION_PLT_STATIC_CHAIN + 1)
#define OPTION_STUBSYMS (OPTION_NO_PLT_STATIC_CHAIN + 1)
#define OPTION_NON_OVERLAPPING_OPD (OPTION_NO_TOC_SORT + 1)
'
-PARSE_AND_LIST_LONGOPTS='
+PARSE_AND_LIST_LONGOPTS=${PARSE_AND_LIST_LONGOPTS}'
{ "stub-group-size", required_argument, NULL, OPTION_STUBGROUP_SIZE },
{ "plt-static-chain", no_argument, NULL, OPTION_PLT_STATIC_CHAIN },
{ "no-plt-static-chain", no_argument, NULL, OPTION_NO_PLT_STATIC_CHAIN },
{ "non-overlapping-opd", no_argument, NULL, OPTION_NON_OVERLAPPING_OPD },
'
-PARSE_AND_LIST_OPTIONS='
+PARSE_AND_LIST_OPTIONS=${PARSE_AND_LIST_OPTIONS}'
fprintf (file, _("\
--stub-group-size=N Maximum size of a group of input sections that\n\
can be handled by one stub section. A negative\n\
));
'
-PARSE_AND_LIST_ARGS_CASES='
+PARSE_AND_LIST_ARGS_CASES=${PARSE_AND_LIST_ARGS_CASES}'
case OPTION_STUBGROUP_SIZE:
{
const char *end;
+2011-07-26 Alan Modra <amodra@gmail.com>
+
+ * ld-powerpc/powerpc.exp: Use --no-ld-generated-unwind-info
+ with some tests.
+ * ld-powerpc/relbrlt.d: Likewise.
+
2011-07-25 Hans-Peter Nilsson <hp@bitrange.com>
PR ld/12815
* ld-mmix/pr12815-1.d, ld-mmix/pr12815-1.s, ld-mmix/pr12815-1.ld,
- ld-mmix/pr12815-2.d, ld-mmix/pr12815-2.s: New tests.
-
+ ld-mmix/pr12815-2.d, ld-mmix/pr12815-2.s: New tests.
+
2011-07-24 Catherine Moore <clm@codesourcery.com>
- Chao-ying Fu <fu@mips.com>
- Maciej W. Rozycki <macro@codesourcery.com>
+ Chao-ying Fu <fu@mips.com>
+ Maciej W. Rozycki <macro@codesourcery.com>
* lib/ld-lib.exp (run_dump_test): Support distinct assembler
flags for the same source named multiple times.
"tls32"}
{"TLS32 helper shared library" "-shared -melf32ppc tmpdir/tlslib32.o" "" {}
{} "libtlslib32.so"}
- {"TLS32 dynamic exec" "-melf32ppc tmpdir/tls32.o tmpdir/libtlslib32.so" "" {}
+ {"TLS32 dynamic exec" "-melf32ppc --no-ld-generated-unwind-info tmpdir/tls32.o tmpdir/libtlslib32.so" "" {}
{{readelf -WSsrl tlsexe32.r} {objdump -dr tlsexe32.d}
{objdump -sj.got tlsexe32.g} {objdump -sj.tdata tlsexe32.t}}
"tlsexe32"}
- {"TLS32 shared" "-shared -melf32ppc tmpdir/tls32.o" "" {}
+ {"TLS32 shared" "-shared -melf32ppc --no-ld-generated-unwind-info tmpdir/tls32.o" "" {}
{{readelf -WSsrl tlsso32.r} {objdump -dr tlsso32.d}
{objdump -sj.got tlsso32.g} {objdump -sj.tdata tlsso32.t}}
"tls32.so"}
{} "libtlslib.so"}
{"TLS helper old shared lib" "-shared -melf64ppc" "-a64" {oldtlslib.s}
{} "liboldlib.so"}
- {"TLS dynamic exec" "-melf64ppc tmpdir/tls.o tmpdir/libtlslib.so" "" {}
+ {"TLS dynamic exec" "-melf64ppc --no-ld-generated-unwind-info tmpdir/tls.o tmpdir/libtlslib.so" "" {}
{{readelf -WSsrl tlsexe.r} {objdump -dr tlsexe.d}
{objdump -sj.got tlsexe.g} {objdump -sj.tdata tlsexe.t}}
"tlsexe"}
- {"TLS dynamic old" "-melf64ppc tmpdir/tls.o tmpdir/liboldlib.so" "" {}
+ {"TLS dynamic old" "-melf64ppc --no-ld-generated-unwind-info tmpdir/tls.o tmpdir/liboldlib.so" "" {}
{{readelf -WSsrl tlsexe.r} {objdump -dr tlsexe.d}
{objdump -sj.got tlsexe.g} {objdump -sj.tdata tlsexe.t}}
"tlsexeold"}
- {"TLS shared" "-shared -melf64ppc tmpdir/tls.o" "" {}
+ {"TLS shared" "-shared -melf64ppc --no-ld-generated-unwind-info tmpdir/tls.o" "" {}
{{readelf -WSsrl tlsso.r} {objdump -dr tlsso.d}
{objdump -sj.got tlsso.g} {objdump -sj.tdata tlsso.t}}
"tls.so"}
{{objdump -dr tlstoc.d} {objdump -sj.got tlstoc.g}
{objdump -sj.tdata tlstoc.t}}
"tlstoc"}
- {"TLSTOC dynamic exec" "-melf64ppc tmpdir/tlstoc.o tmpdir/libtlslib.so"
+ {"TLSTOC dynamic exec" "-melf64ppc --no-ld-generated-unwind-info tmpdir/tlstoc.o tmpdir/libtlslib.so"
"" {}
{{readelf -WSsrl tlsexetoc.r} {objdump -dr tlsexetoc.d}
{objdump -sj.got tlsexetoc.g} {objdump -sj.tdata tlsexetoc.t}}
"tlsexetoc"}
- {"TLSTOC dynamic old" "-melf64ppc tmpdir/tlstoc.o tmpdir/liboldlib.so"
+ {"TLSTOC dynamic old" "-melf64ppc --no-ld-generated-unwind-info tmpdir/tlstoc.o tmpdir/liboldlib.so"
"" {}
{{readelf -WSsrl tlsexetoc.r} {objdump -dr tlsexetoc.d}
{objdump -sj.got tlsexetoc.g} {objdump -sj.tdata tlsexetoc.t}}
"tlsexetocold"}
- {"TLSTOC shared" "-shared -melf64ppc tmpdir/tlstoc.o" "" {}
+ {"TLSTOC shared" "-shared -melf64ppc --no-ld-generated-unwind-info tmpdir/tlstoc.o" "" {}
{{readelf -WSsrl tlstocso.r} {objdump -dr tlstocso.d}
{objdump -sj.got tlstocso.g} {objdump -sj.tdata tlstocso.t}}
"tlstoc.so"}
#source: relbrlt.s
#as: -a64
-#ld: -melf64ppc --emit-relocs
+#ld: -melf64ppc --no-ld-generated-unwind-info --emit-relocs
#objdump: -Dr
.*: file format elf64-powerpc
projects / external / binutils.git / commitdiff