1 files changed, 31 insertions, 0 deletions
diff --git a/third_party/toolchains/machine_size/BUILD b/third_party/toolchains/machine_size/BUILD
new file mode 100644
index 0000000000..cc962946c3
--- /dev/null
+++ b/third_party/toolchains/machine_size/BUILD
@@ -0,0 +1,31 @@
+# Copyright 2018 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.
+
+licenses(["notice"])  # Apache v2
+
+package(default_visibility = ["//visibility:public"])
+
+constraint_setting(name = "machine_size")
+
+constraint_value(
+    name = "large",
+    constraint_setting = ":machine_size",
+)
+
+constraint_value(
+    name = "standard",
+    constraint_setting = ":machine_size",
+)
+
+# Add other constraint values as needed (tiny, huge, etc.) in the future.