Merge pull request #120 from antiagainst/mlir-serializer

Reserve ID 22 for MLIR SPIR-V Serializer
diff --git a/include/spirv/spir-v.xml b/include/spirv/spir-v.xml
index 67f6dc5..4b4dd5e 100644
--- a/include/spirv/spir-v.xml
+++ b/include/spirv/spir-v.xml
@@ -71,7 +71,8 @@
         <id value="19"  vendor="Clay" tool="Clay Shader Compiler" comment="Contact info@clayengine.com"/>
         <id value="20"  vendor="W3C WebGPU Group" tool="WHLSL Shader Translator" comment="https://github.com/gpuweb/WHLSL"/>
         <id value="21"  vendor="Google" tool="Clspv" comment="Contact David Neto, dneto@google.com"/>
-        <unused start="22" end="0xFFFF" comment="Tool ID range reservable for future use by vendors"/>
+        <id value="22"  vendor="Google" tool="MLIR SPIR-V Serializer" comment="Contact Lei Zhang, antiagainst@google.com"/>
+        <unused start="23" end="0xFFFF" comment="Tool ID range reservable for future use by vendors"/>
     </ids>
 
     <!-- SECTION: SPIR-V Opcodes and Enumerants -->