Update ELF Tool Chain to upstream rev 3400

Some notable improvements include:

readelf:
- Add AArch64 relocation definitions.
- Report value of unknown relocation types.

elfcopy:
- Consider symbols

Update ELF Tool Chain to upstream rev 3400

Some notable improvements include:

readelf:
- Add AArch64 relocation definitions.
- Report value of unknown relocation types.

elfcopy:
- Consider symbols with STB_GNU_UNIQUE binding as global symbols.
- Fixed support for VMA adjustment for loadable sections found
in relocatable objects.
- Handle nameless global symbols.
- Improve wildcard matching for !-prefixed symbols.
- Add PE/COFF support.

elfdump:
- Improve section type reporting.
- Add MIPS-specific section types.

This update also includes a significant number of bug fixes.

PR: 207091 [exp-run]
Sponsored by: The FreeBSD Foundation

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MFH

Sponsored by: The FreeBSD Foundation

Merge ^/head r294961 through r295350.

readelf: decode AArch64 TLS descriptor relocations

From ELF for the ARM(R) 64-bit Architecture, table 4-19.

Obtained from: ELF Tool Chain r3386
Sponsored by: The FreeBSD Foundation

readelf: report value of unknown relocation types

Obtained from: ELF Tool Chain r3387
Sponsored by: The FreeBSD Foundation

readelf: avoid accidental fallthrough in RISC-V relocations

This would have printed an unknown RISC-V relocation type as a SPARC
relocation.

CID: 1331398
Obtained from: ELF Tool Chain r3283
Sponso

readelf: avoid accidental fallthrough in RISC-V relocations

This would have printed an unknown RISC-V relocation type as a SPARC
relocation.

CID: 1331398
Obtained from: ELF Tool Chain r3283
Sponsored by: The FreeBSD Foundation

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MFH r289384-r293170

Sponsored by: The FreeBSD Foundation

MFH @r292599

This includes the pluggable TCP framework and other chnages to the
netstack to track for VNET stability.

Security: The FreeBSD Foundation

Fixed uninitialized variable warnings.

Update to ELF Tool Chain r3272

Highlights (not already in the FreeBSD tree):
- addr2line: Speed up and support searching inlined functions
- addr2line: Support -i, -a, -p options
- readelf: Add s

Update to ELF Tool Chain r3272

Highlights (not already in the FreeBSD tree):
- addr2line: Speed up and support searching inlined functions
- addr2line: Support -i, -a, -p options
- readelf: Add some ARM relocation types
- readelf, libelf: Avoid reading beyond end of buffer/file

Relnotes: Yes
Sponsored by: The FreeBSD Foundation

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Catch up with head.

readelf: add Xen ELF notes

Reviewed by: kib
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D4356

Merge from head

Sponsored by: Gandi.net

Merge from head

Sync up with head up to r289211.

Merge from head

Add definitions for MIPS TLS relocations to elftoolchain.

This makes our readelf more useful when looking for TLS-related
issues.

Update to ELF Tool Chain r3250

Highlights (not already in the FreeBSD tree):
- addr2line: Fixed multiple memory leaks related to DIE allocation
- readelf: improve sh_link validation
- various

Update to ELF Tool Chain r3250

Highlights (not already in the FreeBSD tree):
- addr2line: Fixed multiple memory leaks related to DIE allocation
- readelf: improve sh_link validation
- various man page improvements

Sponsored by: The FreeBSD Foundation

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Merge from head

Sync up with head (up to r288341).

Merge ^/head r288126 through r288196.

Rename ELFOSABI_SYSV to ELFOSABI_NONE to match current spec

Source: http://www.sco.com/developers/gabi/latest/ch4.eheader.html

Reviewed by: kib
Sponsored by: The FreeBSD Foundation
Differential Rev

Rename ELFOSABI_SYSV to ELFOSABI_NONE to match current spec

Source: http://www.sco.com/developers/gabi/latest/ch4.eheader.html

Reviewed by: kib
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D3731

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readelf: Correct typo HPUS -> HPUX

Submitted by: kib

Merge from head

Catch up with head, primarily for the 1.14.4.0 firmware.