8000 Introduce a config setting to selectively disable the hexagon delegate. · IBMZ-Linux-OSS-Python/tensorflow@60fc34b · GitHub
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Introduce a config setting to selectively disable the hexagon delegate.
Useful for building TfLite runtime tools without dependencies on hexagon(enabled by default). To disable hexagon dependencies, simply add `--define EXPLICIT_DISABLE_HEXAGON=1` or `--//tensorflow/lite/delegates/hexagon:explicit_disable_hexagon=true` to your build command. PiperOrigin-RevId: 673099424
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  • tensorflow/lite/delegates/hexagon

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‎tensorflow/lite/delegates/hexagon/BUILD

Lines changed: 55 additions & 11 deletions
Original file line numberDiff line numberDiff line change
@@ -13,6 +13,11 @@
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# limitations under the License.
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# ==============================================================================
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load("@bazel_skylib//lib:selects.bzl", "selects")
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load(
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"@bazel_skylib//rules:common_settings.bzl",
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"bool_flag",
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)
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load("//tensorflow/lite:build_def.bzl", "tflite_copts", "tflite_linkopts")
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package(
@@ -23,6 +28,35 @@ package(
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licenses = ["notice"],
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)
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# If --define EXPLICIT_DISABLE_HEXAGON=1 is passed, the Hexagon delegate will be disabled.
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config_setting(
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name = "explicit_disable_hexagon_define",
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define_values = {
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"EXPLICIT_DISABLE_HEXAGON": "1",
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},
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)
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bool_flag(
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name = "explicit_disable_hexagon",
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build_setting_default = False,
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)
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config_setting(
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name = "explicit_disable_hexagon_flag",
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flag_values = {
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":explicit_disable_hexagon": "True",
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},
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)
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# Set if either the explicit_disable_hexagon define or the flag is set.
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selects.config_setting_group(
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name = "explicit_disable_hexagon_setting",
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match_any = [
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":explicit_disable_hexagon_define",
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":explicit_disable_hexagon_flag",
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],
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)
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cc_library(
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name = "hexagon_implementation",
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srcs = ["hexagon_implementation.cc"],
@@ -77,21 +111,31 @@ cc_library(
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cc_library(
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name = "hexagon_delegate",
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srcs = ["hexagon_delegate.cc"],
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hdrs = ["hexagon_delegate.h"],
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srcs = select({
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":explicit_disable_hexagon_setting": [],
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"//conditions:default": ["hexagon_delegate.cc"],
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}),
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hdrs = select({
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":explicit_disable_hexagon_setting": [],
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"//conditions:default": ["hexagon_delegate.h"],
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}),
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tags = [
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"manual",
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"nobuilder",
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],
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deps = [
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":hexagon_delegate_kernel",
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":hexagon_implementation",
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":utils",
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"//tensorflow/lite:kernel_api",
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"//tensorflow/lite:minimal_logging",
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"//tensorflow/lite/core/c:common",
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"//tensorflow/lite/delegates/utils:simple_delegate",
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] + select({
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deps = select({
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":explicit_disable_hexagon_setting": [],
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"//conditions:default": [
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":hexagon_delegate_kernel",
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":hexagon_implementation",
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":utils",
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"//tensorflow/lite:kernel_api",
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"//tensorflow/lite:minimal_logging",
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"//tensorflow/lite/core/c:common",
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"//tensorflow/lite/delegates/utils:simple_delegate",
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],
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}) + select({
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":explicit_disable_hexagon_setting": [],
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"//tensorflow:ios": [],
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"//tensorflow:ios_x86_64": [],
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"//tensorflow:macos": [],

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