[PATCH] D42860: [ReleaseNotes] Add note for the new -fexperimental-isel flag.

[Hans Wennborg via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL324212: [ReleaseNotes] Add note for the new -fexperimental-isel flag. (authored by hans, committed by ).
Herald added a subscriber: llvm-commits.

Changed prior to commit:
  https://reviews.llvm.org/D42860?vs=132639&id=132790#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D42860

Files:
  cfe/branches/release_60/docs/ReleaseNotes.rst


Index: cfe/branches/release_60/docs/ReleaseNotes.rst
===================================================================
--- cfe/branches/release_60/docs/ReleaseNotes.rst
+++ cfe/branches/release_60/docs/ReleaseNotes.rst
@@ -132,6 +132,11 @@
   difference between the ``-std=c17`` and ``-std=c11`` language modes is the
   value of the ``__STDC_VERSION__`` macro, as C17 is a bug fix release.
 
+- Added the ``-fexperimental-isel`` and ``-fno-experimental-isel`` flags to
+  enable/disable the new GlobalISel instruction selection framework. This
+  feature is enabled by default for AArch64 at the ``-O0`` optimization level.
+  Support for other targets or optimization levels is currently incomplete.
+
 Deprecated Compiler Flags
 -------------------------
 


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