[llvm-branch-commits] [lld] 2834433 - ReleaseNotes: lld/ELF: mention CREL
Tobias Hieta via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Mon Aug 5 01:26:31 PDT 2024
Author: Fangrui Song
Date: 2024-08-05T10:26:12+02:00
New Revision: 283443371b8c2e40750e56d86c05f711a89d786c
URL: https://github.com/llvm/llvm-project/commit/283443371b8c2e40750e56d86c05f711a89d786c
DIFF: https://github.com/llvm/llvm-project/commit/283443371b8c2e40750e56d86c05f711a89d786c.diff
LOG: ReleaseNotes: lld/ELF: mention CREL
Added:
Modified:
lld/docs/ReleaseNotes.rst
Removed:
################################################################################
diff --git a/lld/docs/ReleaseNotes.rst b/lld/docs/ReleaseNotes.rst
index 09081e421e905..98fddcd7bf7f2 100644
--- a/lld/docs/ReleaseNotes.rst
+++ b/lld/docs/ReleaseNotes.rst
@@ -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
diff erent
+ 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
----------------
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