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Recognize FreeBSD core dump note for x86 segment base registers.

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This core dump note contains the value of the base address of the %fs
and %gs segments for both i386 and amd64 core dumps.  It is primarily
useful in resolving the address of TLS variables in core dumps.

binutils/ChangeLog:

	* readelf.c (get_freebsd_elfcore_note_type): Handle
	NT_FREEBSD_X86_SEGBASES.

include/ChangeLog:

	* elf/common.h (NT_FREEBSD_X86_SEGBASES): Define.
This commit is contained in:
John Baldwin
2022-04-01 13:16:46 -07:00
parent e330d4c033
commit a171378aa4
4 changed files with 12 additions and 0 deletions
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include/elf/common.h
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@ -738,6 +738,7 @@
#define NT_FREEBSD_PROCSTAT_PSSTRINGS 15 /* Procstat ps_strings data. */
#define NT_FREEBSD_PROCSTAT_AUXV 16 /* Procstat auxv data. */
#define NT_FREEBSD_PTLWPINFO 17 /* Thread ptrace miscellaneous info. */
#define NT_FREEBSD_X86_SEGBASES 0x200 /* x86 segment base registers */
/* Note segments for core files on NetBSD systems. Note name
must start with "NetBSD-CORE". */