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x86-64: Rename .plt.bnd to .plt.sec

Browse Source 
Rename .plt.bnd to .plt.sec to indicate that this is used as the second
PLT section.  There is no change in run-time behavior.  We also scan the
.plt.sec section to synthesize PLT symbols.

bfd/

	* elf64-x86-64.c (elf_x86_64_link_hash_entry): Rename plt_bnd
	to plt_second.
	(elf_x86_64_link_hash_table): Rename plt_bnd/plt_bnd_eh_frame
	to plt_second/plt_second_eh_frame.
	(elf_x86_64_link_hash_newfunc): Updated.
	(elf_x86_64_allocate_dynrelocs): Likewise.
	(elf_x86_64_size_dynamic_sections): Likewise.
	(elf_x86_64_relocate_section): Likewise.
	(elf_x86_64_finish_dynamic_symbol): Likewise.
	(elf_x86_64_finish_dynamic_sections): Likewise.
	(elf_x86_64_plt_type): Rename plt_bnd to plt_second.
	(elf_x86_64_get_synthetic_symtab): Updated.  Also scan the
	.plt.sec section.
	(elf_backend_setup_gnu_properties): Updated.  Create the
	.plt.sec section instead of the .plt.sec section.

ld/

	* emulparams/elf_x86_64.sh (TINY_READONLY_SECTION): Replace
	.plt.bnd with .plt.sec.
	* testsuite/ld-x86-64/bnd-ifunc-1-now.d: Likewise.
	* testsuite/ld-x86-64/bnd-ifunc-2-now.d: Likewise.
	* testsuite/ld-x86-64/bnd-ifunc-2.d: Likewise.
	* testsuite/ld-x86-64/bnd-plt-1-now.d: Likewise.
	* testsuite/ld-x86-64/bnd-plt-1.d: Likewise.
	* testsuite/ld-x86-64/mpx3.dd: Likewise.
	* testsuite/ld-x86-64/mpx3n.dd: Likewise.
	* testsuite/ld-x86-64/mpx4.dd: Likewise.
	* testsuite/ld-x86-64/mpx4n.dd: Likewise.
	* testsuite/ld-x86-64/plt-main-bnd-now.rd: Likewise.
	* testsuite/ld-x86-64/pr21038b-now.d: Likewise.
	* testsuite/ld-x86-64/pr21038b.d: Likewise.
	* testsuite/ld-x86-64/pr21038c-now.d: Likewise.
	* testsuite/ld-x86-64/pr21038c.d: Likewise.
This commit is contained in:
H.J. Lu
2017-05-11 11:26:26 -07:00
parent dc2be3d2f6
commit f2c29a1692
18 changed files with 140 additions and 102 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
bfd/ChangeLog
View File

@ -1,3 +1,21 @@
2017-05-11 H.J. Lu <hongjiu.lu@intel.com>
* elf64-x86-64.c (elf_x86_64_link_hash_entry): Rename plt_bnd
to plt_second.
(elf_x86_64_link_hash_table): Rename plt_bnd/plt_bnd_eh_frame
to plt_second/plt_second_eh_frame.
(elf_x86_64_link_hash_newfunc): Updated.
(elf_x86_64_allocate_dynrelocs): Likewise.
(elf_x86_64_size_dynamic_sections): Likewise.
(elf_x86_64_relocate_section): Likewise.
(elf_x86_64_finish_dynamic_symbol): Likewise.
(elf_x86_64_finish_dynamic_sections): Likewise.
(elf_x86_64_plt_type): Rename plt_bnd to plt_second.
(elf_x86_64_get_synthetic_symtab): Updated. Also scan the
.plt.sec section.
(elf_backend_setup_gnu_properties): Updated. Create the
.plt.sec section instead of the .plt.sec section.
2017-05-11 H.J. Lu <hongjiu.lu@intel.com>
* elf32-i386.c (elf_i386_allocate_dynrelocs): Partially revert

167
bfd/elf64-x86-64.c
View File

@ -936,9 +936,8 @@ struct elf_x86_64_link_hash_entry
GOT and PLT relocations against the same function. */
union gotplt_union plt_got;
/* Information about the second PLT entry. Filled when info>bndplt is
set. */
union gotplt_union plt_bnd;
/* Information about the second PLT entry. */
union gotplt_union plt_second;
/* Offset of the GOTPLT entry reserved for the TLS descriptor,
starting at the end of the jump table. */
@ -989,8 +988,8 @@ struct elf_x86_64_link_hash_table
/* Short-cuts to get to dynamic linker sections. */
asection *interp;
asection *plt_eh_frame;
asection *plt_bnd;
asection *plt_bnd_eh_frame;
asection *plt_second;
asection *plt_second_eh_frame;
asection *plt_got;
asection *plt_got_eh_frame;
@ -1089,7 +1088,7 @@ elf_x86_64_link_hash_newfunc (struct bfd_hash_entry *entry,
eh->no_finish_dynamic_symbol = 0;
eh->tls_get_addr = 2;
eh->func_pointer_refcount = 0;
eh->plt_bnd.offset = (bfd_vma) -1;
eh->plt_second.offset = (bfd_vma) -1;
eh->plt_got.offset = (bfd_vma) -1;
eh->tlsdesc_got = (bfd_vma) -1;
}
@ -3036,13 +3035,13 @@ elf_x86_64_allocate_dynrelocs (struct elf_link_hash_entry *h, void * inf)
* plt_entry_size),
GOT_ENTRY_SIZE, TRUE))
{
asection *s = htab->plt_bnd;
asection *s = htab->plt_second;
if (h->plt.offset != (bfd_vma) -1 && s != NULL)
{
/* Use the .plt.bnd section if it is created. */
eh->plt_bnd.offset = s->size;
/* Use the second PLT section if it is created. */
eh->plt_second.offset = s->size;
/* Make room for this entry in the .plt.bnd section. */
/* Make room for this entry in the second PLT section. */
s->size += htab->non_lazy_plt->plt_entry_size;
}
@ -3078,7 +3077,7 @@ elf_x86_64_allocate_dynrelocs (struct elf_link_hash_entry *h, void * inf)
|| WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, 0, h))
{
asection *s = htab->elf.splt;
asection *bnd_s = htab->plt_bnd;
asection *second_s = htab->plt_second;
asection *got_s = htab->plt_got;
/* If this is the first .plt entry, make room for the special
@ -3092,8 +3091,8 @@ elf_x86_64_allocate_dynrelocs (struct elf_link_hash_entry *h, void * inf)
else
{
h->plt.offset = s->size;
if (bnd_s)
eh->plt_bnd.offset = bnd_s->size;
if (second_s)
eh->plt_second.offset = second_s->size;
}
/* If this symbol is not defined in a regular file, and we are
@ -3113,12 +3112,12 @@ elf_x86_64_allocate_dynrelocs (struct elf_link_hash_entry *h, void * inf)
}
else
{
if (bnd_s)
if (second_s)
{
/* We need to make a call to the entry of the second
PLT instead of regular PLT entry. */
h->root.u.def.section = bnd_s;
h->root.u.def.value = eh->plt_bnd.offset;
/* We need to make a call to the entry of the
second PLT instead of regular PLT entry. */
h->root.u.def.section = second_s;
h->root.u.def.value = eh->plt_second.offset;
}
else
{
@ -3134,8 +3133,8 @@ elf_x86_64_allocate_dynrelocs (struct elf_link_hash_entry *h, void * inf)
else
{
s->size += plt_entry_size;
if (bnd_s)
bnd_s->size += htab->non_lazy_plt->plt_entry_size;
if (second_s)
second_s->size += htab->non_lazy_plt->plt_entry_size;
/* We also need to make an entry in the .got.plt section,
which will be placed in the .got section by the linker
@ -3762,13 +3761,13 @@ elf_x86_64_size_dynamic_sections (bfd *output_bfd,
htab->plt_got_eh_frame->size
= htab->non_lazy_plt->eh_frame_plt_size;
/* Unwind info for .plt.bnd and .plt.got sections are
/* Unwind info for the second PLT and .plt.got sections are
identical. */
if (htab->plt_bnd_eh_frame != NULL
&& htab->plt_bnd != NULL
&& htab->plt_bnd->size != 0
&& !bfd_is_abs_section (htab->plt_bnd->output_section))
htab->plt_bnd_eh_frame->size
if (htab->plt_second_eh_frame != NULL
&& htab->plt_second != NULL
&& htab->plt_second->size != 0
&& !bfd_is_abs_section (htab->plt_second->output_section))
htab->plt_second_eh_frame->size
= htab->non_lazy_plt->eh_frame_plt_size;
}
@ -3785,11 +3784,11 @@ elf_x86_64_size_dynamic_sections (bfd *output_bfd,
|| s == htab->elf.sgotplt
|| s == htab->elf.iplt
|| s == htab->elf.igotplt
|| s == htab->plt_bnd
|| s == htab->plt_second
|| s == htab->plt_got
|| s == htab->plt_eh_frame
|| s == htab->plt_got_eh_frame
|| s == htab->plt_bnd_eh_frame
|| s == htab->plt_second_eh_frame
|| s == htab->elf.sdynbss
|| s == htab->elf.sdynrelro)
{
@ -3861,14 +3860,14 @@ elf_x86_64_size_dynamic_sections (bfd *output_bfd,
+ PLT_FDE_LEN_OFFSET));
}
if (htab->plt_bnd_eh_frame != NULL
&& htab->plt_bnd_eh_frame->contents != NULL)
if (htab->plt_second_eh_frame != NULL
&& htab->plt_second_eh_frame->contents != NULL)
{
memcpy (htab->plt_bnd_eh_frame->contents,
memcpy (htab->plt_second_eh_frame->contents,
htab->non_lazy_plt->eh_frame_plt,
htab->plt_bnd_eh_frame->size);
bfd_put_32 (dynobj, htab->plt_bnd->size,
(htab->plt_bnd_eh_frame->contents
htab->plt_second_eh_frame->size);
bfd_put_32 (dynobj, htab->plt_second->size,
(htab->plt_second_eh_frame->contents
+ PLT_FDE_LEN_OFFSET));
}
@ -4333,10 +4332,10 @@ elf_x86_64_relocate_section (bfd *output_bfd,
/* STT_GNU_IFUNC symbol must go through PLT. */
if (htab->elf.splt != NULL)
{
if (htab->plt_bnd != NULL)
if (htab->plt_second != NULL)
{
resolved_plt = htab->plt_bnd;
plt_offset = eh->plt_bnd.offset;
resolved_plt = htab->plt_second;
plt_offset = eh->plt_second.offset;
}
else
{
@ -4697,10 +4696,10 @@ do_ifunc_pointer:
resolved_plt = htab->plt_got;
plt_offset = eh->plt_got.offset;
}
else if (htab->plt_bnd != NULL)
else if (htab->plt_second != NULL)
{
resolved_plt = htab->plt_bnd;
plt_offset = eh->plt_bnd.offset;
resolved_plt = htab->plt_second;
plt_offset = eh->plt_second.offset;
}
else
{
@ -4740,10 +4739,10 @@ do_ifunc_pointer:
if (h->plt.offset != (bfd_vma) -1)
{
if (htab->plt_bnd != NULL)
if (htab->plt_second != NULL)
{
resolved_plt = htab->plt_bnd;
plt_offset = eh->plt_bnd.offset;
resolved_plt = htab->plt_second;
plt_offset = eh->plt_second.offset;
}
else
{
@ -5647,7 +5646,7 @@ elf_x86_64_finish_dynamic_symbol (bfd *output_bfd,
Elf_Internal_Sym *sym)
{
struct elf_x86_64_link_hash_table *htab;
bfd_boolean use_plt_bnd;
bfd_boolean use_plt_second;
struct elf_x86_64_link_hash_entry *eh;
bfd_boolean local_undefweak;
@ -5655,9 +5654,8 @@ elf_x86_64_finish_dynamic_symbol (bfd *output_bfd,
if (htab == NULL)
return FALSE;
/* Use MPX backend data in case of BND relocation. Use .plt_bnd
section only if there is .plt section. */
use_plt_bnd = htab->elf.splt != NULL && htab->plt_bnd != NULL;
/* Use the second PLT section only if there is .plt section. */
use_plt_second = htab->elf.splt != NULL && htab->plt_second != NULL;
eh = (struct elf_x86_64_link_hash_entry *) h;
if (eh->no_finish_dynamic_symbol)
@ -5733,14 +5731,14 @@ elf_x86_64_finish_dynamic_symbol (bfd *output_bfd,
/* Fill in the entry in the procedure linkage table. */
memcpy (plt->contents + h->plt.offset, htab->plt.plt_entry,
htab->plt.plt_entry_size);
if (use_plt_bnd)
if (use_plt_second)
{
memcpy (htab->plt_bnd->contents + eh->plt_bnd.offset,
memcpy (htab->plt_second->contents + eh->plt_second.offset,
htab->non_lazy_plt->plt_entry,
htab->non_lazy_plt->plt_entry_size);
resolved_plt = htab->plt_bnd;
plt_offset = eh->plt_bnd.offset;
resolved_plt = htab->plt_second;
plt_offset = eh->plt_second.offset;
}
else
{
@ -5968,10 +5966,10 @@ elf_x86_64_finish_dynamic_symbol (bfd *output_bfd,
/* For non-shared object, we can't use .got.plt, which
contains the real function addres if we need pointer
equality. We load the GOT entry with the PLT entry. */
if (htab->plt_bnd != NULL)
if (htab->plt_second != NULL)
{
plt = htab->plt_bnd;
plt_offset = eh->plt_bnd.offset;
plt = htab->plt_second;
plt_offset = eh->plt_second.offset;
}
else
{
@ -6274,8 +6272,8 @@ elf_x86_64_finish_dynamic_sections (bfd *output_bfd,
elf_section_data (htab->plt_got->output_section)
->this_hdr.sh_entsize = htab->non_lazy_plt->plt_entry_size;
if (htab->plt_bnd != NULL && htab->plt_bnd->size > 0)
elf_section_data (htab->plt_bnd->output_section)
if (htab->plt_second != NULL && htab->plt_second->size > 0)
elf_section_data (htab->plt_second->output_section)
->this_hdr.sh_entsize = htab->non_lazy_plt->plt_entry_size;
/* GOT is always created in setup_gnu_properties. But it may not be
@ -6361,29 +6359,31 @@ elf_x86_64_finish_dynamic_sections (bfd *output_bfd,
}
}
/* Adjust .eh_frame for .plt.bnd section. */
if (htab->plt_bnd_eh_frame != NULL
&& htab->plt_bnd_eh_frame->contents != NULL)
/* Adjust .eh_frame for the second PLT section. */
if (htab->plt_second_eh_frame != NULL
&& htab->plt_second_eh_frame->contents != NULL)
{
if (htab->plt_bnd != NULL
&& htab->plt_bnd->size != 0
&& (htab->plt_bnd->flags & SEC_EXCLUDE) == 0
&& htab->plt_bnd->output_section != NULL
&& htab->plt_bnd_eh_frame->output_section != NULL)
if (htab->plt_second != NULL
&& htab->plt_second->size != 0
&& (htab->plt_second->flags & SEC_EXCLUDE) == 0
&& htab->plt_second->output_section != NULL
&& htab->plt_second_eh_frame->output_section != NULL)
{
bfd_vma plt_start = htab->plt_bnd->output_section->vma;
bfd_vma eh_frame_start = htab->plt_bnd_eh_frame->output_section->vma
+ htab->plt_bnd_eh_frame->output_offset
+ PLT_FDE_START_OFFSET;
bfd_vma plt_start = htab->plt_second->output_section->vma;
bfd_vma eh_frame_start
= (htab->plt_second_eh_frame->output_section->vma
+ htab->plt_second_eh_frame->output_offset
+ PLT_FDE_START_OFFSET);
bfd_put_signed_32 (dynobj, plt_start - eh_frame_start,
htab->plt_bnd_eh_frame->contents
htab->plt_second_eh_frame->contents
+ PLT_FDE_START_OFFSET);
}
if (htab->plt_bnd_eh_frame->sec_info_type == SEC_INFO_TYPE_EH_FRAME)
if (htab->plt_second_eh_frame->sec_info_type
== SEC_INFO_TYPE_EH_FRAME)
{
if (! _bfd_elf_write_section_eh_frame (output_bfd, info,
htab->plt_bnd_eh_frame,
htab->plt_bnd_eh_frame->contents))
htab->plt_second_eh_frame,
htab->plt_second_eh_frame->contents))
return FALSE;
}
}
@ -6448,7 +6448,7 @@ enum elf_x86_64_plt_type
{
plt_non_lazy = 0,
plt_lazy = 1 << 0,
plt_bnd = 1 << 1,
plt_second = 1 << 1,
plt_unknown = -1
};
@ -6496,7 +6496,8 @@ elf_x86_64_get_synthetic_symtab (bfd *abfd,
{
{ ".plt", NULL, NULL, plt_unknown, 0, 0, 0, 0 },
{ ".plt.got", NULL, NULL, plt_non_lazy, 0, 0, 0, 0 },
{ ".plt.bnd", NULL, NULL, plt_bnd, 0, 0, 0, 0 },
{ ".plt.sec", NULL, NULL, plt_second, 0, 0, 0, 0 },
{ ".plt.bnd", NULL, NULL, plt_second, 0, 0, 0, 0 },
{ NULL, NULL, NULL, plt_non_lazy, 0, 0, 0, 0 }
};
@ -6572,7 +6573,7 @@ elf_x86_64_get_synthetic_symtab (bfd *abfd,
&& (memcmp (plt_contents + 6,
lazy_bnd_plt->plt0_entry + 6, 3) == 0))
{
plt_type = plt_lazy | plt_bnd;
plt_type = plt_lazy | plt_second;
lazy_plt = lazy_bnd_plt;
}
}
@ -6587,13 +6588,13 @@ elf_x86_64_get_synthetic_symtab (bfd *abfd,
}
if (non_lazy_bnd_plt != NULL
&& (plt_type == plt_unknown || plt_type == plt_bnd))
&& (plt_type == plt_unknown || plt_type == plt_second))
{
/* Match BND PLT. */
if (memcmp (plt_contents, non_lazy_bnd_plt->plt_entry,
non_lazy_bnd_plt->plt_got_offset) == 0)
{
plt_type = plt_bnd;
plt_type = plt_second;
non_lazy_plt = non_lazy_bnd_plt;
}
}
@ -6620,8 +6621,8 @@ elf_x86_64_get_synthetic_symtab (bfd *abfd,
i = 0;
}
/* Skip lazy PLT with BND. */
if (plt_type == (plt_lazy |plt_bnd))
/* Skip lazy PLT when the second PLT is used. */
if (plt_type == (plt_lazy | plt_second))
plts[j].count = 0;
else
{
@ -7248,7 +7249,7 @@ error_alignment:
{
/* Create the second PLT for Intel MPX support. */
sec = bfd_make_section_anyway_with_flags (dynobj,
".plt.bnd",
".plt.sec",
pltflags);
if (sec == NULL)
info->callbacks->einfo (_("%F: failed to create BND PLT section\n"));
@ -7257,7 +7258,7 @@ error_alignment:
non_lazy_plt_alignment))
goto error_alignment;
htab->plt_bnd = sec;
htab->plt_second = sec;
}
}
@ -7294,7 +7295,7 @@ error_alignment:
htab->plt_got_eh_frame = sec;
}
if (htab->plt_bnd != NULL)
if (htab->plt_second != NULL)
{
sec = bfd_make_section_anyway_with_flags (dynobj,
".eh_frame",
@ -7305,7 +7306,7 @@ error_alignment:
if (!bfd_set_section_alignment (dynobj, sec, 3))
goto error_alignment;
htab->plt_bnd_eh_frame = sec;
htab->plt_second_eh_frame = sec;
}
}
}

19
ld/ChangeLog
View File

@ -1,3 +1,22 @@
2017-05-11 H.J. Lu <hongjiu.lu@intel.com>
* emulparams/elf_x86_64.sh (TINY_READONLY_SECTION): Replace
.plt.bnd with .plt.sec.
* testsuite/ld-x86-64/bnd-ifunc-1-now.d: Likewise.
* testsuite/ld-x86-64/bnd-ifunc-2-now.d: Likewise.
* testsuite/ld-x86-64/bnd-ifunc-2.d: Likewise.
* testsuite/ld-x86-64/bnd-plt-1-now.d: Likewise.
* testsuite/ld-x86-64/bnd-plt-1.d: Likewise.
* testsuite/ld-x86-64/mpx3.dd: Likewise.
* testsuite/ld-x86-64/mpx3n.dd: Likewise.
* testsuite/ld-x86-64/mpx4.dd: Likewise.
* testsuite/ld-x86-64/mpx4n.dd: Likewise.
* testsuite/ld-x86-64/plt-main-bnd-now.rd: Likewise.
* testsuite/ld-x86-64/pr21038b-now.d: Likewise.
* testsuite/ld-x86-64/pr21038b.d: Likewise.
* testsuite/ld-x86-64/pr21038c-now.d: Likewise.
* testsuite/ld-x86-64/pr21038c.d: Likewise.
2017-05-11 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/ld-i386/plt-pic2.dd: Updated.

2
ld/emulparams/elf_x86_64.sh
View File

@ -24,7 +24,7 @@ IREL_IN_PLT=
# Reuse TINY_READONLY_SECTION which is placed right after .plt section.
TINY_READONLY_SECTION="
.plt.got ${RELOCATING-0} : { *(.plt.got) }
.plt.bnd ${RELOCATING-0} : { *(.plt.bnd) }
.plt.sec ${RELOCATING-0} : { *(.plt.sec) }
"
if [ "x${host}" = "x${target}" ]; then

2
ld/testsuite/ld-x86-64/bnd-ifunc-1-now.d
View File

@ -16,7 +16,7 @@ Disassembly of section .plt:
+[a-f0-9]+: f2 e9 e5 ff ff ff bnd jmpq 1f0 <.plt>
+[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\)
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+210 <\*ABS\*\+0x218@plt>:
+[a-f0-9]+: f2 ff 25 39 01 20 00 bnd jmpq \*0x200139\(%rip\) # 200350 <_GLOBAL_OFFSET_TABLE_\+0x18>

2
ld/testsuite/ld-x86-64/bnd-ifunc-2-now.d
View File

@ -25,7 +25,7 @@ Disassembly of section .plt:
+[a-f0-9]+: f2 e9 b5 ff ff ff bnd jmpq 2b0 <.plt>
+[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\)
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+300 <\*ABS\*\+0x32c@plt>:
+[a-f0-9]+: f2 ff 25 59 01 20 00 bnd jmpq \*0x200159\(%rip\) # 200460 <_GLOBAL_OFFSET_TABLE_\+0x18>

2
ld/testsuite/ld-x86-64/bnd-ifunc-2.d
View File

@ -20,7 +20,7 @@
[ ]*[a-f0-9]+: f2 e9 b5 ff ff ff bnd jmpq 2b0 <.*>
[ ]*[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\)
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+300 <\*ABS\*\+0x32c@plt>:
[ ]*[a-f0-9]+: f2 ff 25 39 01 20 00 bnd jmpq \*0x200139\(%rip\) # 200440 <_GLOBAL_OFFSET_TABLE_\+0x18>

2
ld/testsuite/ld-x86-64/bnd-plt-1-now.d
View File

@ -25,7 +25,7 @@ Disassembly of section .plt:
+[a-f0-9]+: f2 e9 b5 ff ff ff bnd jmpq 290 <.plt>
+[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\)
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+2e0 <foo2@plt>:
+[a-f0-9]+: f2 ff 25 61 01 20 00 bnd jmpq \*0x200161\(%rip\) # 200448 <foo2>

2
ld/testsuite/ld-x86-64/bnd-plt-1.d
View File

@ -25,7 +25,7 @@ Disassembly of section .plt:
[ ]*[a-f0-9]+: f2 e9 b5 ff ff ff bnd jmpq 290 <.*>
[ ]*[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\)
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+2e0 <foo2@plt>:
[ ]*[a-f0-9]+: f2 ff 25 41 01 20 00 bnd jmpq \*0x200141\(%rip\) # 200428 <foo2>

2
ld/testsuite/ld-x86-64/mpx3.dd
View File

@ -11,7 +11,7 @@ Disassembly of section .plt:
[ ]*[a-f0-9]+: f2 e9 ([0-9a-f]{2} ){4} bnd jmpq [a-f0-9]+ <.plt>
[ ]*[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\)
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+[a-f0-9]+ <call1@plt>:
[ ]*[a-f0-9]+: f2 ff ([0-9a-f]{2} ){5} bnd jmpq \*0x[a-f0-9]+\(%rip\) # [a-f0-9]+ <call1>

2
ld/testsuite/ld-x86-64/mpx3n.dd
View File

@ -11,7 +11,7 @@ Disassembly of section .plt:
+[a-f0-9]+: f2 e9 e5 ff ff ff bnd jmpq 400290 <.plt>
+[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\)
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+4002b0 <call1@plt>:
+[a-f0-9]+: f2 ff 25 91 01 20 00 bnd jmpq \*0x200191\(%rip\) # 600448 <call1>

2
ld/testsuite/ld-x86-64/mpx4.dd
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@ -11,7 +11,7 @@ Disassembly of section .plt:
[ ]*[a-f0-9]+: f2 e9 e5 ff ff ff bnd jmpq 400260 <.plt>
[ ]*[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\)
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+400280 <call1@plt>:
[ ]*[a-f0-9]+: f2 ff 25 31 01 20 00 bnd jmpq \*0x200131\(%rip\) # 6003b8 <call1>

2
ld/testsuite/ld-x86-64/mpx4n.dd
View File

@ -11,7 +11,7 @@ Disassembly of section .plt:
+[a-f0-9]+: f2 e9 e5 ff ff ff bnd jmpq 400260 <.plt>
+[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\)
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+400280 <call1@plt>:
+[a-f0-9]+: f2 ff 25 51 01 20 00 bnd jmpq \*0x200151\(%rip\) # 6003d8 <call1>

2
ld/testsuite/ld-x86-64/plt-main-bnd-now.rd
View File

@ -1,3 +1,3 @@
#...
+\[[ 0-9]+\] \.plt\.bnd +.*
+\[[ 0-9]+\] \.plt\.sec +.*
#pass

4
ld/testsuite/ld-x86-64/pr21038b-now.d
View File

@ -1,4 +1,4 @@
#name: PR ld/21038 (.plt.bnd, -z now)
#name: PR ld/21038 (.plt.sec, -z now)
#source: pr21038b.s
#as: --64
#ld: -z now -z bndplt -melf_x86_64 -shared -z relro --ld-generated-unwind-info
@ -57,7 +57,7 @@ Disassembly of section .plt:
+[a-f0-9]+: f2 e9 e5 ff ff ff bnd jmpq 220 <.plt>
+[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\)
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+240 <func@plt>:
+[a-f0-9]+: f2 ff 25 b1 0d 20 00 bnd jmpq \*0x200db1\(%rip\) # 200ff8 <func>

4
ld/testsuite/ld-x86-64/pr21038b.d
View File

@ -1,4 +1,4 @@
#name: PR ld/21038 (.plt.bnd)
#name: PR ld/21038 (.plt.sec)
#as: --64
#ld: -z bndplt -melf_x86_64 -shared -z relro --ld-generated-unwind-info
#objdump: -dw -Wf
@ -56,7 +56,7 @@ Disassembly of section .plt:
+[a-f0-9]+: f2 e9 e5 ff ff ff bnd jmpq 220 <.plt>
+[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\)
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+240 <func@plt>:
+[a-f0-9]+: f2 ff 25 d1 0d 20 00 bnd jmpq \*0x200dd1\(%rip\) # 201018 <func>

4
ld/testsuite/ld-x86-64/pr21038c-now.d
View File

@ -1,4 +1,4 @@
#name: PR ld/21038 (.plt.got and .plt.bnd, -z now)
#name: PR ld/21038 (.plt.got and .plt.sec, -z now)
#source: pr21038c.s
#as: --64
#ld: -z now -z bndplt -melf_x86_64 -shared -z relro --ld-generated-unwind-info
@ -72,7 +72,7 @@ Disassembly of section .plt.got:
+[a-f0-9]+: f2 ff 25 71 0d 20 00 bnd jmpq \*0x200d71\(%rip\) # 200ff8 <func1>
+[a-f0-9]+: 90 nop
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+288 <func2@plt>:
+[a-f0-9]+: f2 ff 25 61 0d 20 00 bnd jmpq \*0x200d61\(%rip\) # 200ff0 <func2>

4
ld/testsuite/ld-x86-64/pr21038c.d
View File

@ -1,4 +1,4 @@
#name: PR ld/21038 (.plt.got and .plt.bnd)
#name: PR ld/21038 (.plt.got and .plt.sec)
#as: --64
#ld: -z bndplt -melf_x86_64 -shared -z relro --ld-generated-unwind-info
#objdump: -dw -Wf
@ -71,7 +71,7 @@ Disassembly of section .plt.got:
+[a-f0-9]+: f2 ff 25 71 0d 20 00 bnd jmpq \*0x200d71\(%rip\) # 200ff8 <func1>
+[a-f0-9]+: 90 nop
Disassembly of section .plt.bnd:
Disassembly of section .plt.sec:
0+288 <func2@plt>:
+[a-f0-9]+: f2 ff 25 89 0d 20 00 bnd jmpq \*0x200d89\(%rip\) # 201018 <func2>