ReleaseNotes: Add Hexagon Target section

And mention removal of hexagonv2 and hexagonv3 support (r176859).

llvm-svn: 176860

diff --git a/llvm/docs/ReleaseNotes.rst b/llvm/docs/ReleaseNotes.rst
index 9383c5b..5ee67b9 100644 (file)
--- a/llvm/docs/ReleaseNotes.rst
+++ b/llvm/docs/ReleaseNotes.rst
@@ -90,6 +90,11 @@ in fairly early stages, but we expect successful compilation when:
 Some additional functionality is also implemented, notably DWARF debugging,
 GNU-style thread local storage and inline assembly.
 
+Hexagon Target
+--------------
+
+- Removed support for hexagonv2 and hexagonv3 processor architectures.
+
 Loop Vectorizer
 ---------------