Allow tf_compile to handle iOS Simulator.

PiperOrigin-RevId: 287966312
Change-Id: I1ea4626c28251a972c1ed4da31a186812b58f76d
diff --git a/tensorflow/compiler/aot/tfcompile.bzl b/tensorflow/compiler/aot/tfcompile.bzl
index fb81266..c8bbb1a 100644
--- a/tensorflow/compiler/aot/tfcompile.bzl
+++ b/tensorflow/compiler/aot/tfcompile.bzl
@@ -407,6 +407,7 @@
         "//tensorflow:android_arm64": "aarch64-none-android",
         "//tensorflow:android_x86": "i686-none-android",
         "//tensorflow:ios": "arm64-none-ios",
+        "//tensorflow:ios_x86_64": "x86_64-apple-ios",
         "//tensorflow:linux_ppc64le": "ppc64le-ibm-linux-gnu",
         "//tensorflow:macos": "x86_64-none-darwin",
         "//conditions:default": "x86_64-pc-linux",