diff --git a/BUILD b/BUILD
index 28ba04baa0e57..eaaf86985c2d1 100644
--- a/BUILD
+++ b/BUILD
@@ -1862,6 +1862,9 @@ grpc_cc_library(
     srcs = [
         "src/core/ext/filters/client_channel/resolver/xds/xds_resolver.cc",
     ],
+    external_deps = [
+        "xxhash",
+    ],
     language = "c++",
     deps = [
         "grpc_base",
diff --git a/BUILD.gn b/BUILD.gn
index 8e62846e50ec2..8328adbfc747c 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -1233,6 +1233,7 @@ config("grpc_config") {
         "src/core/tsi/transport_security_grpc.cc",
         "src/core/tsi/transport_security_grpc.h",
         "src/core/tsi/transport_security_interface.h",
+        "third_party/xxhash/xxhash.h",
     ]
     deps = [
         "//third_party/zlib",
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9a4cdba9b8b89..ce69bcd0ea1a9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -254,6 +254,7 @@ include(cmake/protobuf.cmake)
 include(cmake/re2.cmake)
 include(cmake/ssl.cmake)
 include(cmake/upb.cmake)
+include(cmake/xxhash.cmake)
 include(cmake/zlib.cmake)
 
 if(_gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_IOS)
@@ -1019,6 +1020,7 @@ target_include_directories(address_sorting
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 target_link_libraries(address_sorting
@@ -1156,6 +1158,7 @@ target_include_directories(end2end_nosec_tests
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 target_link_libraries(end2end_nosec_tests
@@ -1291,6 +1294,7 @@ target_include_directories(end2end_tests
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 target_link_libraries(end2end_tests
@@ -1380,6 +1384,7 @@ target_include_directories(gpr
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 target_link_libraries(gpr
@@ -2027,6 +2032,7 @@ target_include_directories(grpc
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 target_link_libraries(grpc
@@ -2117,6 +2123,7 @@ target_include_directories(grpc_csharp_ext
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 target_link_libraries(grpc_csharp_ext
@@ -2184,6 +2191,7 @@ target_include_directories(grpc_test_util
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 target_link_libraries(grpc_test_util
@@ -2256,6 +2264,7 @@ target_include_directories(grpc_test_util_unsecure
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 target_link_libraries(grpc_test_util_unsecure
@@ -2584,6 +2593,7 @@ target_include_directories(grpc_unsecure
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 target_link_libraries(grpc_unsecure
@@ -2685,6 +2695,7 @@ target_include_directories(benchmark_helpers
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -2788,6 +2799,7 @@ target_include_directories(grpc++
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -3038,6 +3050,7 @@ target_include_directories(grpc++_alts
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -3104,6 +3117,7 @@ target_include_directories(grpc++_error_details
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -3175,6 +3189,7 @@ target_include_directories(grpc++_reflection
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -3244,6 +3259,7 @@ target_include_directories(grpc++_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -3310,6 +3326,7 @@ target_include_directories(grpc++_test_config
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -3366,6 +3383,7 @@ target_include_directories(grpc++_test_util
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -3458,6 +3476,7 @@ target_include_directories(grpc++_unsecure
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -3711,6 +3730,7 @@ target_include_directories(grpc_plugin_support
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -3779,6 +3799,7 @@ target_include_directories(grpcpp_channelz
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -3858,6 +3879,7 @@ target_include_directories(upb
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 target_link_libraries(upb
@@ -3890,6 +3912,7 @@ target_include_directories(check_epollexclusive
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -3915,6 +3938,7 @@ target_include_directories(gen_hpack_tables
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -3942,6 +3966,7 @@ target_include_directories(gen_legal_metadata_characters
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -3967,6 +3992,7 @@ target_include_directories(gen_percent_encoding_tables
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -3993,6 +4019,7 @@ target_include_directories(algorithm_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4024,6 +4051,7 @@ target_include_directories(alloc_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4055,6 +4083,7 @@ target_include_directories(alpn_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4087,6 +4116,7 @@ target_include_directories(alts_counter_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4119,6 +4149,7 @@ target_include_directories(alts_crypt_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4151,6 +4182,7 @@ target_include_directories(alts_crypter_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4184,6 +4216,7 @@ target_include_directories(alts_frame_protector_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4216,6 +4249,7 @@ target_include_directories(alts_grpc_record_protocol_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4248,6 +4282,7 @@ target_include_directories(alts_handshaker_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4280,6 +4315,7 @@ target_include_directories(alts_iovec_record_protocol_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4311,6 +4347,7 @@ target_include_directories(alts_security_connector_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4343,6 +4380,7 @@ target_include_directories(alts_tsi_handshaker_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4375,6 +4413,7 @@ target_include_directories(alts_tsi_utils_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4407,6 +4446,7 @@ target_include_directories(alts_zero_copy_grpc_protector_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4438,6 +4478,7 @@ target_include_directories(arena_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4469,6 +4510,7 @@ target_include_directories(auth_context_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4500,6 +4542,7 @@ target_include_directories(avl_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4531,6 +4574,7 @@ target_include_directories(b64_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4563,6 +4607,7 @@ target_include_directories(bad_server_response_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4596,6 +4641,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -4630,6 +4676,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -4662,6 +4709,7 @@ target_include_directories(bin_decoder_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4693,6 +4741,7 @@ target_include_directories(bin_encoder_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4724,6 +4773,7 @@ target_include_directories(buffer_list_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4755,6 +4805,7 @@ target_include_directories(channel_args_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4786,6 +4837,7 @@ target_include_directories(channel_create_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4817,6 +4869,7 @@ target_include_directories(channel_stack_builder_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4848,6 +4901,7 @@ target_include_directories(channel_stack_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4879,6 +4933,7 @@ target_include_directories(check_gcp_environment_linux_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4910,6 +4965,7 @@ target_include_directories(check_gcp_environment_windows_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -4942,6 +4998,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -4974,6 +5031,7 @@ target_include_directories(cmdline_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5006,6 +5064,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -5038,6 +5097,7 @@ target_include_directories(completion_queue_threading_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5069,6 +5129,7 @@ target_include_directories(compression_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5100,6 +5161,7 @@ target_include_directories(concurrent_connectivity_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5132,6 +5194,7 @@ target_include_directories(connection_refused_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5163,6 +5226,7 @@ target_include_directories(cpu_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5194,6 +5258,7 @@ target_include_directories(dns_resolver_connectivity_using_ares_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5225,6 +5290,7 @@ target_include_directories(dns_resolver_connectivity_using_native_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5256,6 +5322,7 @@ target_include_directories(dns_resolver_cooldown_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5287,6 +5354,7 @@ target_include_directories(dns_resolver_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5320,6 +5388,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -5353,6 +5422,7 @@ target_include_directories(endpoint_pair_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5384,6 +5454,7 @@ target_include_directories(env_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5416,6 +5487,7 @@ target_include_directories(error_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5448,6 +5520,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -5480,6 +5553,7 @@ target_include_directories(fake_resolver_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5512,6 +5586,7 @@ target_include_directories(fake_transport_security_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5544,6 +5619,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -5577,6 +5653,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -5614,6 +5691,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -5651,6 +5729,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -5684,6 +5763,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -5720,6 +5800,7 @@ target_include_directories(format_request_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5752,6 +5833,7 @@ target_include_directories(frame_handler_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5784,6 +5866,7 @@ target_include_directories(goaway_server_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5815,6 +5898,7 @@ target_include_directories(grpc_alts_credentials_options_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5846,6 +5930,7 @@ target_include_directories(grpc_byte_buffer_reader_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5877,6 +5962,7 @@ target_include_directories(grpc_completion_queue_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5908,6 +5994,7 @@ target_include_directories(grpc_ipv6_loopback_available_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -5941,6 +6028,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -5974,6 +6062,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -6006,6 +6095,7 @@ target_include_directories(histogram_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6037,6 +6127,7 @@ target_include_directories(host_port_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6068,6 +6159,7 @@ target_include_directories(hpack_encoder_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6099,6 +6191,7 @@ target_include_directories(hpack_parser_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6130,6 +6223,7 @@ target_include_directories(hpack_table_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6166,6 +6260,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -6203,6 +6298,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -6235,6 +6331,7 @@ target_include_directories(inproc_callback_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6268,6 +6365,7 @@ target_include_directories(invalid_call_argument_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6299,6 +6397,7 @@ target_include_directories(json_token_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6330,6 +6429,7 @@ target_include_directories(jwt_verifier_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6362,6 +6462,7 @@ target_include_directories(lame_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6393,6 +6494,7 @@ target_include_directories(load_file_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6424,6 +6526,7 @@ target_include_directories(manual_constructor_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6455,6 +6558,7 @@ target_include_directories(message_compress_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6486,6 +6590,7 @@ target_include_directories(metadata_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6517,6 +6622,7 @@ target_include_directories(minimal_stack_is_minimal_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6548,6 +6654,7 @@ target_include_directories(mpmcqueue_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6580,6 +6687,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -6613,6 +6721,7 @@ target_include_directories(multiple_server_queues_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6644,6 +6753,7 @@ target_include_directories(murmur_hash_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6676,6 +6786,7 @@ target_include_directories(no_server_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6707,6 +6818,7 @@ target_include_directories(num_external_connectivity_watchers_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6738,6 +6850,7 @@ target_include_directories(parse_address_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6770,6 +6883,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -6806,6 +6920,7 @@ target_include_directories(parser_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6837,6 +6952,7 @@ target_include_directories(percent_encoding_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6868,6 +6984,7 @@ target_include_directories(public_headers_must_be_c89
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6900,6 +7017,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -6932,6 +7050,7 @@ target_include_directories(resolve_address_using_ares_resolver_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -6964,6 +7083,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -6996,6 +7116,7 @@ target_include_directories(resolve_address_using_native_resolver_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7027,6 +7148,7 @@ target_include_directories(resource_quota_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7058,6 +7180,7 @@ target_include_directories(secure_channel_create_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7090,6 +7213,7 @@ target_include_directories(secure_endpoint_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7121,6 +7245,7 @@ target_include_directories(security_connector_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7152,6 +7277,7 @@ target_include_directories(sequential_connectivity_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7185,6 +7311,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -7217,6 +7344,7 @@ target_include_directories(server_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7248,6 +7376,7 @@ target_include_directories(slice_buffer_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7279,6 +7408,7 @@ target_include_directories(slice_string_helpers_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7310,6 +7440,7 @@ target_include_directories(sockaddr_resolver_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7341,6 +7472,7 @@ target_include_directories(sockaddr_utils_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7373,6 +7505,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -7405,6 +7538,7 @@ target_include_directories(spinlock_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7436,6 +7570,7 @@ target_include_directories(ssl_credentials_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7469,6 +7604,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -7501,6 +7637,7 @@ target_include_directories(status_conversion_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7532,6 +7669,7 @@ target_include_directories(stream_compression_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7563,6 +7701,7 @@ target_include_directories(stream_map_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7594,6 +7733,7 @@ target_include_directories(stream_owned_slice_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7625,6 +7765,7 @@ target_include_directories(string_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7656,6 +7797,7 @@ target_include_directories(sync_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7688,6 +7830,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -7722,6 +7865,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -7755,6 +7899,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -7787,6 +7932,7 @@ target_include_directories(test_core_gpr_time_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7818,6 +7964,7 @@ target_include_directories(test_core_security_credentials_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7849,6 +7996,7 @@ target_include_directories(test_core_slice_slice_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7880,6 +8028,7 @@ target_include_directories(thd_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7911,6 +8060,7 @@ target_include_directories(threadpool_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7942,6 +8092,7 @@ target_include_directories(time_averaged_stats_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -7973,6 +8124,7 @@ target_include_directories(timeout_encoding_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -8004,6 +8156,7 @@ target_include_directories(timer_heap_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -8035,6 +8188,7 @@ target_include_directories(timer_list_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -8066,6 +8220,7 @@ target_include_directories(tls_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -8097,6 +8252,7 @@ target_include_directories(transport_security_common_api_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -8128,6 +8284,7 @@ target_include_directories(transport_security_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -8160,6 +8317,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
   )
 
@@ -8192,6 +8350,7 @@ target_include_directories(useful_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -8223,6 +8382,7 @@ target_include_directories(varint_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
 )
 
@@ -8257,6 +8417,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -8304,6 +8465,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -8346,6 +8508,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -8397,6 +8560,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -8438,6 +8602,7 @@ target_include_directories(alts_util_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -8500,6 +8665,7 @@ target_include_directories(async_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -8541,6 +8707,7 @@ target_include_directories(auth_property_iterator_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -8585,6 +8752,7 @@ target_include_directories(authorization_engine_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -8625,6 +8793,7 @@ target_include_directories(aws_request_signer_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -8664,6 +8833,7 @@ target_include_directories(backoff_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -8705,6 +8875,7 @@ target_include_directories(bad_streaming_id_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -8746,6 +8917,7 @@ target_include_directories(badreq_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -8786,6 +8958,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -8827,6 +9000,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -8871,6 +9045,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -8915,6 +9090,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -8959,6 +9135,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9007,6 +9184,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9055,6 +9233,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9099,6 +9278,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9143,6 +9323,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9187,6 +9368,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9231,6 +9413,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9275,6 +9458,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9319,6 +9503,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9363,6 +9548,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9407,6 +9593,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9451,6 +9638,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9495,6 +9683,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9540,6 +9729,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9584,6 +9774,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9628,6 +9819,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9672,6 +9864,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9716,6 +9909,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -9759,6 +9953,7 @@ target_include_directories(byte_buffer_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -9800,6 +9995,7 @@ target_include_directories(byte_stream_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -9841,6 +10037,7 @@ target_include_directories(cancel_ares_query_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -9883,6 +10080,7 @@ target_include_directories(certificate_provider_registry_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -9922,6 +10120,7 @@ target_include_directories(certificate_provider_store_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -9974,6 +10173,7 @@ target_include_directories(cfstream_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10015,6 +10215,7 @@ target_include_directories(channel_arguments_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10055,6 +10256,7 @@ target_include_directories(channel_filter_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10100,6 +10302,7 @@ target_include_directories(channel_trace_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10140,6 +10343,7 @@ target_include_directories(channelz_registry_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10193,6 +10397,7 @@ target_include_directories(channelz_service_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10240,6 +10445,7 @@ target_include_directories(channelz_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10302,6 +10508,7 @@ target_include_directories(cli_call_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10358,6 +10565,7 @@ target_include_directories(client_callback_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10421,6 +10629,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -10477,6 +10686,7 @@ target_include_directories(client_interceptors_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10541,6 +10751,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -10583,6 +10794,7 @@ target_include_directories(codegen_test_full
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10623,6 +10835,7 @@ target_include_directories(codegen_test_minimal
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10665,6 +10878,7 @@ target_include_directories(connection_prefix_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10704,6 +10918,7 @@ target_include_directories(connectivity_state_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10756,6 +10971,7 @@ target_include_directories(context_allocator_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10797,6 +11013,7 @@ target_include_directories(context_list_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10849,6 +11066,7 @@ target_include_directories(delegating_channel_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10890,6 +11108,7 @@ target_include_directories(destroy_grpclb_channel_with_active_connect_stress_tes
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10931,6 +11150,7 @@ target_include_directories(dual_ref_counted_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -10972,6 +11192,7 @@ target_include_directories(duplicate_header_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11029,6 +11250,7 @@ target_include_directories(end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11079,6 +11301,7 @@ target_include_directories(error_details_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11122,6 +11345,7 @@ target_include_directories(evaluate_args_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11161,6 +11385,7 @@ target_include_directories(eventmanager_libuv_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11201,6 +11426,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -11255,6 +11481,7 @@ target_include_directories(exception_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11296,6 +11523,7 @@ target_include_directories(file_watcher_certificate_provider_factory_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11351,6 +11579,7 @@ target_include_directories(filter_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11405,6 +11634,7 @@ target_include_directories(flaky_network_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11462,6 +11692,7 @@ target_include_directories(generic_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11504,6 +11735,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -11544,6 +11776,7 @@ target_include_directories(global_config_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11584,6 +11817,7 @@ target_include_directories(google_mesh_ca_certificate_provider_factory_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11633,6 +11867,7 @@ target_include_directories(grpc_cli
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11672,6 +11907,7 @@ target_include_directories(grpc_cpp_plugin
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -11710,6 +11946,7 @@ target_include_directories(grpc_csharp_plugin
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -11748,6 +11985,7 @@ target_include_directories(grpc_node_plugin
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -11786,6 +12024,7 @@ target_include_directories(grpc_objective_c_plugin
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -11824,6 +12063,7 @@ target_include_directories(grpc_php_plugin
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -11862,6 +12102,7 @@ target_include_directories(grpc_python_plugin
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -11900,6 +12141,7 @@ target_include_directories(grpc_ruby_plugin
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     ${_gRPC_PROTO_GENS_DIR}
 )
@@ -11940,6 +12182,7 @@ target_include_directories(grpc_tls_certificate_distributor_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -11979,6 +12222,7 @@ target_include_directories(grpc_tls_certificate_provider_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12018,6 +12262,7 @@ target_include_directories(grpc_tls_credentials_options_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12076,6 +12321,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -12124,6 +12370,7 @@ target_include_directories(grpclb_api_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12187,6 +12434,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -12229,6 +12477,7 @@ target_include_directories(h2_ssl_session_reuse_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12271,6 +12520,7 @@ target_include_directories(head_of_line_blocking_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12312,6 +12562,7 @@ target_include_directories(headers_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12373,6 +12624,7 @@ target_include_directories(health_service_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12426,6 +12678,7 @@ target_include_directories(http2_client
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12486,6 +12739,7 @@ target_include_directories(hybrid_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12527,6 +12781,7 @@ target_include_directories(init_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12568,6 +12823,7 @@ target_include_directories(initial_settings_frame_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12607,6 +12863,7 @@ target_include_directories(insecure_security_connector_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12661,6 +12918,7 @@ target_include_directories(interop_client
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12718,6 +12976,7 @@ target_include_directories(interop_server
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12762,6 +13021,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -12806,6 +13066,7 @@ target_include_directories(json_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12847,6 +13108,7 @@ target_include_directories(large_metadata_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12890,6 +13152,7 @@ target_include_directories(lb_get_cpu_stats_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12931,6 +13194,7 @@ target_include_directories(lb_load_data_store_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -12971,6 +13235,7 @@ target_include_directories(linux_system_roots_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13010,6 +13275,7 @@ target_include_directories(log_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13049,6 +13315,7 @@ target_include_directories(matchers_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13101,6 +13368,7 @@ target_include_directories(message_allocator_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13158,6 +13426,7 @@ target_include_directories(mock_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13212,6 +13481,7 @@ target_include_directories(nonblocking_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13253,6 +13523,7 @@ target_include_directories(noop-benchmark
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13293,6 +13564,7 @@ target_include_directories(orphanable_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13334,6 +13606,7 @@ target_include_directories(out_of_bounds_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13373,6 +13646,7 @@ target_include_directories(pid_controller_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13425,6 +13699,7 @@ target_include_directories(port_sharing_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13484,6 +13759,7 @@ target_include_directories(proto_server_reflection_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13526,6 +13802,7 @@ target_include_directories(proto_utils_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13612,6 +13889,7 @@ target_include_directories(qps_json_driver
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13693,6 +13971,7 @@ target_include_directories(qps_worker
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13753,6 +14032,7 @@ target_include_directories(raw_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13797,6 +14077,7 @@ target_include_directories(rbac_translator_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13836,6 +14117,7 @@ target_include_directories(ref_counted_ptr_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13875,6 +14157,7 @@ target_include_directories(ref_counted_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13915,6 +14198,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -13955,6 +14239,7 @@ target_include_directories(retry_throttle_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -13994,6 +14279,7 @@ target_include_directories(secure_auth_context_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14052,6 +14338,7 @@ target_include_directories(server_builder_plugin_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14106,6 +14393,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -14159,6 +14447,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -14199,6 +14488,7 @@ target_include_directories(server_chttp2_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14238,6 +14528,7 @@ target_include_directories(server_context_test_spouse_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14292,6 +14583,7 @@ target_include_directories(server_early_return_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14347,6 +14639,7 @@ target_include_directories(server_interceptors_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14390,6 +14683,7 @@ target_include_directories(server_registered_method_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14442,6 +14736,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -14499,6 +14794,7 @@ target_include_directories(service_config_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14540,6 +14836,7 @@ target_include_directories(service_config_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14579,6 +14876,7 @@ target_include_directories(settings_timeout_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14634,6 +14932,7 @@ target_include_directories(shutdown_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14677,6 +14976,7 @@ target_include_directories(simple_request_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14717,6 +15017,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -14758,6 +15059,7 @@ target_include_directories(stat_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14797,6 +15099,7 @@ target_include_directories(static_metadata_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14836,6 +15139,7 @@ target_include_directories(stats_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14875,6 +15179,7 @@ target_include_directories(status_metadata_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14914,6 +15219,7 @@ target_include_directories(status_util_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -14955,6 +15261,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -15012,6 +15319,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -15054,6 +15362,7 @@ target_include_directories(string_ref_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15094,6 +15403,7 @@ target_include_directories(test_cpp_client_credentials_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15134,6 +15444,7 @@ target_include_directories(test_cpp_server_credentials_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15174,6 +15485,7 @@ target_include_directories(test_cpp_util_slice_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15215,6 +15527,7 @@ target_include_directories(test_cpp_util_time_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15256,6 +15569,7 @@ target_include_directories(thread_manager_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15315,6 +15629,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -15358,6 +15673,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -15399,6 +15715,7 @@ target_include_directories(time_util_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15438,6 +15755,7 @@ target_include_directories(timer_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15478,6 +15796,7 @@ target_include_directories(tls_security_connector_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15518,6 +15837,7 @@ target_include_directories(too_many_pings_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15562,6 +15882,7 @@ target_include_directories(unknown_frame_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15601,6 +15922,7 @@ target_include_directories(uri_parser_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15642,6 +15964,7 @@ target_include_directories(window_overflow_bad_client_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15682,6 +16005,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -15757,6 +16081,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -15800,6 +16125,7 @@ target_include_directories(xds_bootstrap_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15839,6 +16165,7 @@ target_include_directories(xds_certificate_provider_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15891,6 +16218,7 @@ target_include_directories(xds_credentials_end2end_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -15932,6 +16260,7 @@ target_include_directories(xds_credentials_test
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16097,6 +16426,7 @@ if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
       ${_gRPC_UPB_GENERATED_DIR}
       ${_gRPC_UPB_GRPC_GENERATED_DIR}
       ${_gRPC_UPB_INCLUDE_DIR}
+      ${_gRPC_XXHASH_INCLUDE_DIR}
       ${_gRPC_ZLIB_INCLUDE_DIR}
       third_party/googletest/googletest/include
       third_party/googletest/googletest
@@ -16151,6 +16481,7 @@ target_include_directories(xds_interop_client
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16210,6 +16541,7 @@ target_include_directories(xds_interop_server
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16253,6 +16585,7 @@ target_include_directories(alts_credentials_fuzzer_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16295,6 +16628,7 @@ target_include_directories(client_fuzzer_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16337,6 +16671,7 @@ target_include_directories(hpack_parser_fuzzer_test_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16379,6 +16714,7 @@ target_include_directories(http_request_fuzzer_test_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16421,6 +16757,7 @@ target_include_directories(http_response_fuzzer_test_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16463,6 +16800,7 @@ target_include_directories(json_fuzzer_test_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16505,6 +16843,7 @@ target_include_directories(nanopb_fuzzer_response_test_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16547,6 +16886,7 @@ target_include_directories(nanopb_fuzzer_serverlist_test_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16589,6 +16929,7 @@ target_include_directories(percent_decode_fuzzer_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16631,6 +16972,7 @@ target_include_directories(percent_encode_fuzzer_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16673,6 +17015,7 @@ target_include_directories(server_fuzzer_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16715,6 +17058,7 @@ target_include_directories(ssl_server_fuzzer_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
@@ -16757,6 +17101,7 @@ target_include_directories(uri_fuzzer_test_one_entry
     ${_gRPC_UPB_GENERATED_DIR}
     ${_gRPC_UPB_GRPC_GENERATED_DIR}
     ${_gRPC_UPB_INCLUDE_DIR}
+    ${_gRPC_XXHASH_INCLUDE_DIR}
     ${_gRPC_ZLIB_INCLUDE_DIR}
     third_party/googletest/googletest/include
     third_party/googletest/googletest
diff --git a/Makefile b/Makefile
index b7c8d54a83609..b2e7d4fe7f854 100644
--- a/Makefile
+++ b/Makefile
@@ -371,7 +371,7 @@ CXXFLAGS += -stdlib=libc++
 LDFLAGS += -framework CoreFoundation
 endif
 CFLAGS += -g
-CPPFLAGS += -g -Wall -Wextra -DOSATOMIC_USE_INLINED=1 -Ithird_party/abseil-cpp -Ithird_party/re2 -Ithird_party/upb -Isrc/core/ext/upb-generated -Isrc/core/ext/upbdefs-generated
+CPPFLAGS += -g -Wall -Wextra -DOSATOMIC_USE_INLINED=1 -Ithird_party/abseil-cpp -Ithird_party/re2 -Ithird_party/upb -Isrc/core/ext/upb-generated -Isrc/core/ext/upbdefs-generated -Ithird_party/xxhash
 COREFLAGS += -fno-exceptions
 LDFLAGS += -g
 
diff --git a/PYTHON-MANIFEST.in b/PYTHON-MANIFEST.in
index 391de4e907e9e..890a2faacb59c 100644
--- a/PYTHON-MANIFEST.in
+++ b/PYTHON-MANIFEST.in
@@ -10,6 +10,7 @@ graft third_party/boringssl-with-bazel
 graft third_party/cares
 graft third_party/re2
 graft third_party/upb
+graft third_party/xxhash
 graft third_party/zlib
 include src/python/grpcio/_parallel_compile_patch.py
 include src/python/grpcio/_spawn_patch.py
diff --git a/bazel/grpc_build_system.bzl b/bazel/grpc_build_system.bzl
index e75d8b1547773..a19e32c3af073 100644
--- a/bazel/grpc_build_system.bzl
+++ b/bazel/grpc_build_system.bzl
@@ -49,6 +49,8 @@ def _get_external_deps(external_deps):
     for dep in external_deps:
         if dep == "address_sorting":
             ret += ["//third_party/address_sorting"]
+        elif dep == "xxhash":
+            ret += ["//third_party/xxhash"]
         elif dep == "cares":
             ret += select({
                 "//:grpc_no_ares": [],
diff --git a/build_autogenerated.yaml b/build_autogenerated.yaml
index 9d3798d3fdc3f..ae4967f79550e 100644
--- a/build_autogenerated.yaml
+++ b/build_autogenerated.yaml
@@ -869,6 +869,7 @@ libs:
   - src/core/tsi/transport_security.h
   - src/core/tsi/transport_security_grpc.h
   - src/core/tsi/transport_security_interface.h
+  - third_party/xxhash/xxhash.h
   src:
   - src/core/ext/filters/census/grpc_context.cc
   - src/core/ext/filters/client_channel/backend_metric.cc
diff --git a/build_handwritten.yaml b/build_handwritten.yaml
index 2da3f4a08b379..75b0278979ef2 100644
--- a/build_handwritten.yaml
+++ b/build_handwritten.yaml
@@ -198,6 +198,7 @@ defaults:
     COREFLAGS: -fno-exceptions
     CPPFLAGS: -g -Wall -Wextra -DOSATOMIC_USE_INLINED=1 -Ithird_party/abseil-cpp -Ithird_party/re2
       -Ithird_party/upb -Isrc/core/ext/upb-generated -Isrc/core/ext/upbdefs-generated
+      -Ithird_party/xxhash
     LDFLAGS: -g
   zlib:
     CFLAGS: -fvisibility=hidden
diff --git a/cmake/xxhash.cmake b/cmake/xxhash.cmake
new file mode 100644
index 0000000000000..268ecef2a1cda
--- /dev/null
+++ b/cmake/xxhash.cmake
@@ -0,0 +1,15 @@
+# Copyright 2017 gRPC authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set(_gRPC_XXHASH_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/third_party/xxhash")
diff --git a/config.m4 b/config.m4
index 0e7ebbe3b9059..165c945487eaf 100644
--- a/config.m4
+++ b/config.m4
@@ -14,6 +14,7 @@ if test "$PHP_GRPC" != "no"; then
   PHP_ADD_INCLUDE(PHP_EXT_SRCDIR()/third_party/boringssl-with-bazel/src/include)
   PHP_ADD_INCLUDE(PHP_EXT_SRCDIR()/third_party/re2)
   PHP_ADD_INCLUDE(PHP_EXT_SRCDIR()/third_party/upb)
+  PHP_ADD_INCLUDE(PHP_EXT_SRCDIR()/third_party/xxhash)
 
   LIBS="-lpthread $LIBS"
 
diff --git a/gRPC-C++.podspec b/gRPC-C++.podspec
index 4bb15cab0ca11..3428ecf330ede 100644
--- a/gRPC-C++.podspec
+++ b/gRPC-C++.podspec
@@ -823,7 +823,8 @@ Pod::Spec.new do |s|
                       'third_party/upb/upb/text_encode.h',
                       'third_party/upb/upb/upb.h',
                       'third_party/upb/upb/upb.hpp',
-                      'third_party/upb/upb/upb.int.h'
+                      'third_party/upb/upb/upb.int.h',
+                      'third_party/xxhash/xxhash.h'
 
     ss.private_header_files = 'src/core/ext/filters/client_channel/backend_metric.h',
                               'src/core/ext/filters/client_channel/backup_poller.h',
@@ -1398,7 +1399,8 @@ Pod::Spec.new do |s|
                               'third_party/upb/upb/text_encode.h',
                               'third_party/upb/upb/upb.h',
                               'third_party/upb/upb/upb.hpp',
-                              'third_party/upb/upb/upb.int.h'
+                              'third_party/upb/upb/upb.int.h',
+                              'third_party/xxhash/xxhash.h'
   end
 
   s.subspec 'Protobuf' do |ss|
@@ -1440,5 +1442,8 @@ Pod::Spec.new do |s|
     find third_party/re2/re2/ third_party/re2/util/ -type f \\( -name '*.h' -or -name '*.cc' \\) -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;#include "re2/(.*)";#if COCOAPODS==1\\\n  #include  "third_party/re2/re2/\\1"\\\n#else\\\n  #include  "re2/\\1"\\\n#endif;g;s;#include "util/(.*)";#if COCOAPODS==1\\\n  #include  "third_party/re2/util/\\1"\\\n#else\\\n  #include  "util/\\1"\\\n#endif;g'
     find src/core/ -type f \\( -name '*.h' -or -name '*.cc' \\) -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;#include "re2/(.*)";#if COCOAPODS==1\\\n  #include  "third_party/re2/re2/\\1"\\\n#else\\\n  #include  "re2/\\1"\\\n#endif;g'
     find src/core/ third_party/re2/ -type f -name '*.grpc_back' -print0 | xargs -0 rm
+    find src/core/ -type f \\( -name '*.h' -or -name '*.cc' \\) -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;#include "xxhash.h";#if COCOAPODS==1\\\n #include "third_party/xxhash/xxhash.h"\\\n#else\\\n #include "xxhash.h"\\\n#endif;g'
+    find third_party/xxhash  -type f -name xxhash.h -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;@param([^,]*),;@param\\1 ,;g'
+    find src/core/ third_party/xxhash/ -type f -name '*.grpc_back' -print0 | xargs -0 rm
   END_OF_COMMAND
 end
diff --git a/gRPC-Core.podspec b/gRPC-Core.podspec
index 7667ad88beb6a..de2687563b8bf 100644
--- a/gRPC-Core.podspec
+++ b/gRPC-Core.podspec
@@ -1369,7 +1369,8 @@ Pod::Spec.new do |s|
                       'third_party/upb/upb/upb.c',
                       'third_party/upb/upb/upb.h',
                       'third_party/upb/upb/upb.hpp',
-                      'third_party/upb/upb/upb.int.h'
+                      'third_party/upb/upb/upb.int.h',
+                      'third_party/xxhash/xxhash.h'
     ss.private_header_files = 'src/core/ext/filters/client_channel/backend_metric.h',
                               'src/core/ext/filters/client_channel/backup_poller.h',
                               'src/core/ext/filters/client_channel/client_channel.h',
@@ -1932,7 +1933,8 @@ Pod::Spec.new do |s|
                               'third_party/upb/upb/text_encode.h',
                               'third_party/upb/upb/upb.h',
                               'third_party/upb/upb/upb.hpp',
-                              'third_party/upb/upb/upb.int.h'
+                              'third_party/upb/upb/upb.int.h',
+                              'third_party/xxhash/xxhash.h'
   end
 
   # CFStream is now default. Leaving this subspec only for compatibility purpose.
@@ -2124,5 +2126,8 @@ Pod::Spec.new do |s|
     find third_party/re2/re2/ third_party/re2/util/ -type f \\( -name '*.h' -or -name '*.cc' \\) -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;#include "re2/(.*)";#if COCOAPODS==1\\\n  #include  "third_party/re2/re2/\\1"\\\n#else\\\n  #include  "re2/\\1"\\\n#endif;g;s;#include "util/(.*)";#if COCOAPODS==1\\\n  #include  "third_party/re2/util/\\1"\\\n#else\\\n  #include  "util/\\1"\\\n#endif;g'
     find src/core/ -type f \\( -name '*.h' -or -name '*.cc' \\) -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;#include "re2/(.*)";#if COCOAPODS==1\\\n  #include  "third_party/re2/re2/\\1"\\\n#else\\\n  #include  "re2/\\1"\\\n#endif;g'
     find src/core/ third_party/re2/ -type f -name '*.grpc_back' -print0 | xargs -0 rm
+    find src/core/ -type f \\( -name '*.h' -or -name '*.cc' \\) -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;#include "xxhash.h";#if COCOAPODS==1\\\n  #include  "third_party/xxhash/xxhash.h"\\\n#else\\\n  #include  "xxhash.h"\\\n#endif;g'
+    find third_party/xxhash  -type f -name xxhash.h -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;@param([^,]*),;@param\\1 ,;g'
+    find src/core/ third_party/xxhash/ -type f -name '*.grpc_back' -print0 | xargs -0 rm
   END_OF_COMMAND
 end
diff --git a/grpc.gemspec b/grpc.gemspec
index 35d075f7f87e5..e5146f97ba673 100644
--- a/grpc.gemspec
+++ b/grpc.gemspec
@@ -2078,6 +2078,7 @@ Gem::Specification.new do |s|
   s.files += %w( third_party/upb/upb/upb.h )
   s.files += %w( third_party/upb/upb/upb.hpp )
   s.files += %w( third_party/upb/upb/upb.int.h )
+  s.files += %w( third_party/xxhash/xxhash.h )
   s.files += %w( third_party/zlib/adler32.c )
   s.files += %w( third_party/zlib/compress.c )
   s.files += %w( third_party/zlib/crc32.c )
diff --git a/grpc.gyp b/grpc.gyp
index b40bc5b25eec0..d40050b2d8400 100644
--- a/grpc.gyp
+++ b/grpc.gyp
@@ -60,6 +60,7 @@
       '-Ithird_party/upb',
       '-Isrc/core/ext/upb-generated',
       '-Isrc/core/ext/upbdefs-generated',
+      '-Ithird_party/xxhash',
     ],
     'ldflags': [
       '-g',
@@ -139,6 +140,7 @@
             '-Ithird_party/upb',
             '-Isrc/core/ext/upb-generated',
             '-Isrc/core/ext/upbdefs-generated',
+            '-Ithird_party/xxhash',
           ],
           'OTHER_CPLUSPLUSFLAGS': [
             '-g',
@@ -150,6 +152,7 @@
             '-Ithird_party/upb',
             '-Isrc/core/ext/upb-generated',
             '-Isrc/core/ext/upbdefs-generated',
+            '-Ithird_party/xxhash',
             '-stdlib=libc++',
             '-std=c++11',
             '-Wno-error=deprecated-declarations',
diff --git a/package.xml b/package.xml
index 195594b15ea73..a2f0ed81f84c2 100644
--- a/package.xml
+++ b/package.xml
@@ -2003,6 +2003,7 @@
     <file baseinstalldir="/" name="third_party/upb/upb/upb.h" role="src" />
     <file baseinstalldir="/" name="third_party/upb/upb/upb.hpp" role="src" />
     <file baseinstalldir="/" name="third_party/upb/upb/upb.int.h" role="src" />
+    <file baseinstalldir="/" name="third_party/xxhash/xxhash.h" role="src" />
     <file baseinstalldir="/" name="third_party/zlib/adler32.c" role="src" />
     <file baseinstalldir="/" name="third_party/zlib/compress.c" role="src" />
     <file baseinstalldir="/" name="third_party/zlib/crc32.c" role="src" />
diff --git a/setup.py b/setup.py
index 43424e98635ce..c93d419f320ca 100644
--- a/setup.py
+++ b/setup.py
@@ -73,6 +73,7 @@
                                            'upb-generated'),)
 UPBDEFS_GRPC_GENERATED_INCLUDE = (os.path.join('src', 'core', 'ext',
                                                'upbdefs-generated'),)
+XXHASH_INCLUDE = (os.path.join('third_party', 'xxhash'),)
 ZLIB_INCLUDE = (os.path.join('third_party', 'zlib'),)
 README = os.path.join(PYTHON_STEM, 'README.rst')
 
@@ -299,7 +300,8 @@ def check_linker_need_libatomic():
                                  ADDRESS_SORTING_INCLUDE + CARES_INCLUDE +
                                  RE2_INCLUDE + SSL_INCLUDE + UPB_INCLUDE +
                                  UPB_GRPC_GENERATED_INCLUDE +
-                                 UPBDEFS_GRPC_GENERATED_INCLUDE + ZLIB_INCLUDE)
+                                 UPBDEFS_GRPC_GENERATED_INCLUDE +
+                                 XXHASH_INCLUDE + ZLIB_INCLUDE)
 
 EXTENSION_LIBRARIES = ()
 if "linux" in sys.platform:
diff --git a/src/core/ext/filters/client_channel/resolver/xds/xds_resolver.cc b/src/core/ext/filters/client_channel/resolver/xds/xds_resolver.cc
index 32bac37e94865..d2331da0e0730 100644
--- a/src/core/ext/filters/client_channel/resolver/xds/xds_resolver.cc
+++ b/src/core/ext/filters/client_channel/resolver/xds/xds_resolver.cc
@@ -22,6 +22,8 @@
 #include "absl/strings/str_join.h"
 #include "absl/strings/str_split.h"
 #include "re2/re2.h"
+#define XXH_INLINE_ALL
+#include "xxhash.h"
 
 #include "src/core/ext/filters/client_channel/config_selector.h"
 #include "src/core/ext/filters/client_channel/resolver_registry.h"
diff --git a/templates/CMakeLists.txt.template b/templates/CMakeLists.txt.template
index 732af0e63f261..ad5be8e5388a1 100644
--- a/templates/CMakeLists.txt.template
+++ b/templates/CMakeLists.txt.template
@@ -320,6 +320,7 @@
   include(cmake/re2.cmake)
   include(cmake/ssl.cmake)
   include(cmake/upb.cmake)
+  include(cmake/xxhash.cmake)
   include(cmake/zlib.cmake)
 
   if(_gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_IOS)
@@ -460,7 +461,7 @@
     for lib in libs:
       if lib.build not in ["all", "protoc", "tool", "test", "private"] or lib.boringssl: continue
       if lib.get('build_system', []) and 'cmake' not in lib.get('build_system', []): continue
-      if lib.name in ['ares', 'benchmark', 're2', 'z']: continue  # we build these using CMake instead
+      if lib.name in ['ares', 'benchmark', 're2', 'xxhash', 'z']: continue  # we build these using CMake instead
       if is_absl_lib(lib.name): continue  # we build these using CMake instead
       cmake_libs.append(lib)
   %>
@@ -573,6 +574,7 @@
       <%text>${_gRPC_UPB_GENERATED_DIR}</%text>
       <%text>${_gRPC_UPB_GRPC_GENERATED_DIR}</%text>
       <%text>${_gRPC_UPB_INCLUDE_DIR}</%text>
+      <%text>${_gRPC_XXHASH_INCLUDE_DIR}</%text>
       <%text>${_gRPC_ZLIB_INCLUDE_DIR}</%text>
   % if lib.build in ['test', 'private'] and lib.language == 'c++':
       third_party/googletest/googletest/include
@@ -653,6 +655,7 @@
       <%text>${_gRPC_UPB_GENERATED_DIR}</%text>
       <%text>${_gRPC_UPB_GRPC_GENERATED_DIR}</%text>
       <%text>${_gRPC_UPB_INCLUDE_DIR}</%text>
+      <%text>${_gRPC_XXHASH_INCLUDE_DIR}</%text>
       <%text>${_gRPC_ZLIB_INCLUDE_DIR}</%text>
   % if tgt.build in ['test', 'private'] and tgt.language == 'c++':
       third_party/googletest/googletest/include
diff --git a/templates/config.m4.template b/templates/config.m4.template
index 1e074a7ba2ba1..edd103c41303c 100644
--- a/templates/config.m4.template
+++ b/templates/config.m4.template
@@ -16,6 +16,7 @@
     PHP_ADD_INCLUDE(PHP_EXT_SRCDIR()/third_party/boringssl-with-bazel/src/include)
     PHP_ADD_INCLUDE(PHP_EXT_SRCDIR()/third_party/re2)
     PHP_ADD_INCLUDE(PHP_EXT_SRCDIR()/third_party/upb)
+    PHP_ADD_INCLUDE(PHP_EXT_SRCDIR()/third_party/xxhash)
 
     LIBS="-lpthread $LIBS"
 
diff --git a/templates/gRPC-C++.podspec.template b/templates/gRPC-C++.podspec.template
index fa0498e056e79..96645751a034d 100644
--- a/templates/gRPC-C++.podspec.template
+++ b/templates/gRPC-C++.podspec.template
@@ -211,5 +211,8 @@
       find third_party/re2/re2/ third_party/re2/util/ -type f \\( -name '*.h' -or -name '*.cc' \\) -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;#include "re2/(.*)";#if COCOAPODS==1\\\n  #include  "third_party/re2/re2/\\1"\\\n#else\\\n  #include  "re2/\\1"\\\n#endif;g;s;#include "util/(.*)";#if COCOAPODS==1\\\n  #include  "third_party/re2/util/\\1"\\\n#else\\\n  #include  "util/\\1"\\\n#endif;g'
       find src/core/ -type f \\( -name '*.h' -or -name '*.cc' \\) -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;#include "re2/(.*)";#if COCOAPODS==1\\\n  #include  "third_party/re2/re2/\\1"\\\n#else\\\n  #include  "re2/\\1"\\\n#endif;g'
       find src/core/ third_party/re2/ -type f -name '*.grpc_back' -print0 | xargs -0 rm
+      find src/core/ -type f \\( -name '*.h' -or -name '*.cc' \\) -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;#include "xxhash.h";#if COCOAPODS==1\\\n #include "third_party/xxhash/xxhash.h"\\\n#else\\\n #include "xxhash.h"\\\n#endif;g'
+      find third_party/xxhash  -type f -name xxhash.h -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;@param([^,]*),;@param\\1 ,;g'
+      find src/core/ third_party/xxhash/ -type f -name '*.grpc_back' -print0 | xargs -0 rm
     END_OF_COMMAND
   end
diff --git a/templates/gRPC-Core.podspec.template b/templates/gRPC-Core.podspec.template
index fa23e58c272b8..d9e6a851fdcd2 100644
--- a/templates/gRPC-Core.podspec.template
+++ b/templates/gRPC-Core.podspec.template
@@ -250,5 +250,8 @@
       find third_party/re2/re2/ third_party/re2/util/ -type f \\( -name '*.h' -or -name '*.cc' \\) -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;#include "re2/(.*)";#if COCOAPODS==1\\\n  #include  "third_party/re2/re2/\\1"\\\n#else\\\n  #include  "re2/\\1"\\\n#endif;g;s;#include "util/(.*)";#if COCOAPODS==1\\\n  #include  "third_party/re2/util/\\1"\\\n#else\\\n  #include  "util/\\1"\\\n#endif;g'
       find src/core/ -type f \\( -name '*.h' -or -name '*.cc' \\) -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;#include "re2/(.*)";#if COCOAPODS==1\\\n  #include  "third_party/re2/re2/\\1"\\\n#else\\\n  #include  "re2/\\1"\\\n#endif;g'
       find src/core/ third_party/re2/ -type f -name '*.grpc_back' -print0 | xargs -0 rm
+      find src/core/ -type f \\( -name '*.h' -or -name '*.cc' \\) -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;#include "xxhash.h";#if COCOAPODS==1\\\n  #include  "third_party/xxhash/xxhash.h"\\\n#else\\\n  #include  "xxhash.h"\\\n#endif;g'
+      find third_party/xxhash  -type f -name xxhash.h -print0 | xargs -0 -L1 sed -E -i'.grpc_back' 's;@param([^,]*),;@param\\1 ,;g'
+      find src/core/ third_party/xxhash/ -type f -name '*.grpc_back' -print0 | xargs -0 rm
     END_OF_COMMAND
   end
diff --git a/third_party/xxhash/BUILD b/third_party/xxhash/BUILD
new file mode 100644
index 0000000000000..91d7bd05669ee
--- /dev/null
+++ b/third_party/xxhash/BUILD
@@ -0,0 +1,12 @@
+# TODO(donnadionne): describe this package.
+cc_library(
+    name = "xxhash",
+    hdrs = [
+        "xxhash.h",
+    ],
+    # Must specify the includes so that the header file can be found.
+    includes = [
+        "",
+    ],
+    visibility = ["//visibility:public"],
+)
diff --git a/tools/doxygen/Doxyfile.c++.internal b/tools/doxygen/Doxyfile.c++.internal
index 0b07995e5ca55..452680c5a36d4 100644
--- a/tools/doxygen/Doxyfile.c++.internal
+++ b/tools/doxygen/Doxyfile.c++.internal
@@ -2201,7 +2201,8 @@ src/cpp/thread_manager/thread_manager.h \
 src/cpp/util/byte_buffer_cc.cc \
 src/cpp/util/status.cc \
 src/cpp/util/string_ref.cc \
-src/cpp/util/time_cc.cc
+src/cpp/util/time_cc.cc \
+third_party/xxhash/xxhash.h
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses
diff --git a/tools/doxygen/Doxyfile.core.internal b/tools/doxygen/Doxyfile.core.internal
index ee2fec0213400..72d0a522f65ec 100644
--- a/tools/doxygen/Doxyfile.core.internal
+++ b/tools/doxygen/Doxyfile.core.internal
@@ -1982,7 +1982,8 @@ src/core/tsi/transport_security.cc \
 src/core/tsi/transport_security.h \
 src/core/tsi/transport_security_grpc.cc \
 src/core/tsi/transport_security_grpc.h \
-src/core/tsi/transport_security_interface.h
+src/core/tsi/transport_security_interface.h \
+third_party/xxhash/xxhash.h
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses