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ReleaseNotes: lld/ELF: mention CREL

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Fangrui Song 2024-08-04 13:48:22 -07:00 committed by Tobias Hieta
parent 2193e4f88c
commit 283443371b
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lld/docs/ReleaseNotes.rst
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@ -26,6 +26,12 @@ Non-comprehensive list of changes in this release
ELF Improvements
----------------
* Experimental CREL relocations with explicit addends are now supported using the
temporary section type code 0x40000020 (``clang -c -Wa,--crel,--allow-experimental-crel``).
LLVM will change the code and break compatibility (Clang and lld of different
versions are not guaranteed to cooperate, unlike other features). CREL with
implicit addends are not supported.
(`#98115 <https://github.com/llvm/llvm-project/pull/98115>`_)
* ``EI_OSABI`` in the output is now inferred from input object files.
(`#97144 <https://github.com/llvm/llvm-project/pull/97144>`_)
* ``--compress-sections <section-glib>={none,zlib,zstd}[:level]`` is added to compress
@ -88,7 +94,7 @@ ELF Improvements
(`#94099 <https://github.com/llvm/llvm-project/pull/94099>`_)
Non-alloc orphan sections are now placed at the end.
(`#94519 <https://github.com/llvm/llvm-project/pull/94519>`_)
* R_X86_64_REX_GOTPCRELX of the addq form is no longer incorrectly optimized when the address is larger than 0x80000000.
* ``R_X86_64_REX_GOTPCRELX`` of the addq form is no longer incorrectly optimized when the address is larger than 0x80000000.
Breaking changes
----------------