[docs] Add release notes for notable things I've contributed since last release

Differential Revision: https://reviews.llvm.org/D57003

git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_80@351870 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/ReleaseNotes.rst b/docs/ReleaseNotes.rst
index db9cf51949520a4509c6e39fa7b237662b2b4776..cb80459546f540d18766a22d0b585df771ad89b5 100644 (file)
--- a/docs/ReleaseNotes.rst
+++ b/docs/ReleaseNotes.rst
@@ -48,6 +48,10 @@ Non-comprehensive list of changes in this release
   functionality.  See `Writing an LLVM Pass
   <WritingAnLLVMPass.html#setting-up-the-build-environment>`_.
 
+* For MinGW, references to data variables that might need to be imported
+  from a dll are accessed via a stub, to allow the linker to convert it to
+  a dllimport if needed.
+
 .. NOTE
    If you would like to document a larger change, then you can add a
    subsection about it right here. You can copy the following boilerplate
@@ -62,6 +66,13 @@ Changes to the LLVM IR
 ----------------------
 
 
+Changes to the AArch64 Target
+-----------------------------
+
+* Added support for the ``.arch_extension`` assembler directive, just like
+  on ARM.
+
+
 Changes to the ARM Backend
 --------------------------