diff --git a/llvm/docs/StackMaps.rst b/llvm/docs/StackMaps.rst
--- a/llvm/docs/StackMaps.rst
+++ b/llvm/docs/StackMaps.rst
@@ -514,4 +514,4 @@
 Support for StackMap generation and the related intrinsics requires 
 some code for each backend.  Today, only a subset of LLVM's backends 
 are supported.  The currently supported architectures are X86_64, 
-PowerPC, and Aarch64.
+PowerPC, Aarch64 and SystemZ.