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Revert: [AArch64] MTE corefile support

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bfd     * elf.c (elfcore_make_memtag_note_section): New function.
                (elfcore_grok_note): Handle NT_MEMTAG note types.

        binutils* readelf.c (get_note_type): Handle NT_MEMTAG note types.

        include * elf/common.h (NT_MEMTAG): New constant.
                (NT_MEMTAG_TYPE_AARCH_MTE): New constant.
This commit is contained in:
Luis Machado 2021-09-07 10:41:01 -03:00
parent 90f4cc60f1
commit 64dbf74d42
6 changed files with 26 additions and 27 deletions
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9
bfd/ChangeLog
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@ -1,3 +1,12 @@
2021-09-07 Luis Machado <luis.machado@linaro.org>
Revert: [AArch64] MTE corefile support
2021-05-21 Luis Machado <luis.machado@linaro.org>
* elf.c (elfcore_make_memtag_note_section): New function.
(elfcore_grok_note): Handle NT_MEMTAG note types.
2021-09-07 Nick Clifton <nickc@redhat.com>
PR 28305

19
bfd/elf.c
View file

@ -9592,23 +9592,6 @@ elfcore_make_auxv_note_section (bfd *abfd, Elf_Internal_Note *note,
return true;
}
static bool
elfcore_make_memtag_note_section (bfd *abfd, Elf_Internal_Note *note,
size_t offs)
{
asection *sect = bfd_make_section_anyway_with_flags (abfd, ".memtag",
SEC_HAS_CONTENTS);
if (sect == NULL)
return false;
sect->size = note->descsz - offs;
sect->filepos = note->descpos + offs;
sect->alignment_power = 1 + bfd_get_arch_size (abfd) / 32;
return true;
}
/* prstatus_t exists on:
solaris 2.5+
linux 2.[01] + glibc
@ -10669,8 +10652,6 @@ elfcore_grok_note (bfd *abfd, Elf_Internal_Note *note)
return elfcore_make_note_pseudosection (abfd, ".note.linuxcore.siginfo",
note);
case NT_MEMTAG:
return elfcore_make_memtag_note_section (abfd, note, 0);
}
}

8
binutils/ChangeLog
View file

@ -1,3 +1,11 @@
2021-09-07 Luis Machado <luis.machado@linaro.org>
Revert: [AArch64] MTE corefile support
2021-05-21 Luis Machado <luis.machado@linaro.org>
* readelf.c (get_note_type): Handle NT_MEMTAG note types.
2021-08-11 Nick Clifton <nickc@redhat.com>
* po/pt.po: Updated Portuguese translation.

2
binutils/readelf.c
View file

@ -18878,8 +18878,6 @@ get_note_type (Filedata * filedata, unsigned e_type)
return _("NT_SIGINFO (siginfo_t data)");
case NT_FILE:
return _("NT_FILE (mapped files)");
case NT_MEMTAG:
return _("NT_MEMTAG (memory tags)");
default:
break;
}

9
include/ChangeLog
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@ -1,3 +1,12 @@
2021-09-07 Luis Machado <luis.machado@linaro.org>
Revert: [AArch64] MTE corefile support
2021-05-21 Luis Machado <luis.machado@linaro.org>
* elf/common.h (NT_MEMTAG): New constant.
(NT_MEMTAG_TYPE_AARCH_MTE): New constant.
2021-07-03 Nick Clifton <nickc@redhat.com>
* 2.37 release branch created.

6
include/elf/common.h
View file

@ -694,12 +694,6 @@
/* The range 0xff000000 to 0xffffffff is set aside for notes that don't
originate from any particular operating system. */
#define NT_GDB_TDESC 0xff000000 /* Contains copy of GDB's target description XML. */
#define NT_MEMTAG 0xff000001 /* Contains a copy of the memory tags. */
/* NT_MEMTAG record types. */
/* ARM-specific NT_MEMTAG types. */
#define NT_MEMTAG_TYPE_AARCH_MTE 0x400 /* MTE memory tags for AArch64. */
/* Note segments for core files on dir-style procfs systems. */