1 files changed, 67 insertions, 0 deletions
diff --git a/tensorflow/compiler/xla/client/lib/arithmetic.cc b/tensorflow/compiler/xla/client/lib/arithmetic.cc
new file mode 100644
index 0000000000..31efd8ee64
--- /dev/null
+++ b/tensorflow/compiler/xla/client/lib/arithmetic.cc
@@ -0,0 +1,67 @@
+/* Copyright 2017 The TensorFlow Authors. All Rights Reserved.
+
+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.
+==============================================================================*/
+
+#include "tensorflow/compiler/xla/client/lib/arithmetic.h"
+
+#include <string>
+
+#include "tensorflow/compiler/xla/client/computation_builder.h"
+#include "tensorflow/compiler/xla/shape_util.h"
+#include "tensorflow/compiler/xla/types.h"
+#include "tensorflow/compiler/xla/xla_data.pb.h"
+
+namespace xla {
+
+Computation CreateScalarAddComputation(PrimitiveType type,
+                                       ComputationBuilder* builder) {
+  const Shape scalar = ShapeUtil::MakeShape(type, {});
+  auto b = builder->CreateSubBuilder("add_" + PrimitiveType_Name(type));
+  auto lhs = b->Parameter(0, scalar, "lhs");
+  auto rhs = b->Parameter(1, scalar, "rhs");
+  b->Add(lhs, rhs);
+  return b->BuildAndNoteError();
+}
+
+Computation CreateScalarGeComputation(PrimitiveType type,
+                                      ComputationBuilder* builder) {
+  const Shape scalar = ShapeUtil::MakeShape(type, {});
+  auto b = builder->CreateSubBuilder("ge_" + PrimitiveType_Name(type));
+  auto lhs = b->Parameter(0, scalar, "lhs");
+  auto rhs = b->Parameter(1, scalar, "rhs");
+  b->Ge(lhs, rhs);
+  return b->BuildAndNoteError();
+}
+
+Computation CreateScalarMaxComputation(PrimitiveType type,
+                                       ComputationBuilder* builder) {
+  const Shape scalar = ShapeUtil::MakeShape(type, {});
+  auto b = builder->CreateSubBuilder("max_" + PrimitiveType_Name(type));
+  auto lhs = b->Parameter(0, scalar, "lhs");
+  auto rhs = b->Parameter(1, scalar, "rhs");
+  b->Max(lhs, rhs);
+  return b->BuildAndNoteError();
+}
+
+Computation CreateScalarMinComputation(PrimitiveType type,
+                                       ComputationBuilder* builder) {
+  const Shape scalar = ShapeUtil::MakeShape(type, {});
+  auto b = builder->CreateSubBuilder("min_" + PrimitiveType_Name(type));
+  auto lhs = b->Parameter(0, scalar, "lhs");
+  auto rhs = b->Parameter(1, scalar, "rhs");
+  b->Min(lhs, rhs);
+  return b->BuildAndNoteError();
+}
+
+}  // namespace xla