Plumb port::Status through the internal synchronous memcopy routines.

Now, at least for the public APIs that return port::Status, they can grab the
port::Status that the implementation would like to return and use its
additional information in reporting to the user.
Change: 144741667

1 files changed, 12 insertions, 0 deletions

diff --git a/tensorflow/stream_executor/lib/status.h b/tensorflow/stream_executor/lib/status.h
index 493fc656e1..0aec2917dc 100644
--- a/tensorflow/stream_executor/lib/status.h
+++ b/tensorflow/stream_executor/lib/status.h
@@ -20,6 +20,7 @@ limitations under the License.
 
 #include "tensorflow/core/lib/core/status.h"
 #include "tensorflow/stream_executor/lib/error.h"  // IWYU pragma: export
+#include "tensorflow/stream_executor/lib/stringpiece.h"
 #include "tensorflow/stream_executor/platform/logging.h"
 
 namespace perftools {
@@ -33,6 +34,17 @@ using Status = tensorflow::Status;
 #define SE_ASSERT_OK(val) \
   ASSERT_EQ(::perftools::gputools::port::Status::OK(), (val))
 
+// Define some canonical error helpers.
+inline Status UnimplementedError(StringPiece message) {
+  return Status(error::UNIMPLEMENTED, message);
+}
+inline Status InternalError(StringPiece message) {
+  return Status(error::INTERNAL, message);
+}
+inline Status FailedPreconditionError(StringPiece message) {
+  return Status(error::FAILED_PRECONDITION, message);
+}
+
 }  // namespace port
 }  // namespace gputools
 }  // namespace perftools