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-rw-r--r--tensorflow/compiler/xla/service/reshape_mover_test.cc57
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diff --git a/tensorflow/compiler/xla/service/reshape_mover_test.cc b/tensorflow/compiler/xla/service/reshape_mover_test.cc
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+/* 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/service/reshape_mover.h"
+
+#include "tensorflow/compiler/xla/layout_util.h"
+#include "tensorflow/compiler/xla/literal_util.h"
+#include "tensorflow/compiler/xla/ptr_util.h"
+#include "tensorflow/compiler/xla/service/hlo_computation.h"
+#include "tensorflow/compiler/xla/service/hlo_instruction.h"
+#include "tensorflow/compiler/xla/service/hlo_opcode.h"
+#include "tensorflow/compiler/xla/shape_util.h"
+#include "tensorflow/compiler/xla/test_helpers.h"
+#include "tensorflow/compiler/xla/tests/hlo_test_base.h"
+#include "tensorflow/compiler/xla/types.h"
+#include "tensorflow/compiler/xla/xla_data.pb.h"
+#include "tensorflow/core/lib/strings/str_util.h"
+
+namespace xla {
+namespace {
+using ReshapeMoverTest = HloTestBase;
+
+TEST_F(ReshapeMoverTest, ReshapesWithNonSameInputShapesNotMoved) {
+ auto root_shape = ShapeUtil::MakeShape(F32, {8, 7});
+ HloComputation::Builder builder(TestName());
+ auto param0 = builder.AddInstruction(HloInstruction::CreateParameter(
+ 0, ShapeUtil::MakeShape(F32, {1, 8, 1, 7}), "param0"));
+ auto param1 = builder.AddInstruction(HloInstruction::CreateParameter(
+ 1, ShapeUtil::MakeShape(F32, {1, 8, 7, 1}), "param0"));
+ auto reshape2 =
+ builder.AddInstruction(HloInstruction::CreateReshape(root_shape, param0));
+ auto reshape3 =
+ builder.AddInstruction(HloInstruction::CreateReshape(root_shape, param1));
+ auto add4 = builder.AddInstruction(HloInstruction::CreateBinary(
+ root_shape, HloOpcode::kAdd, reshape2, reshape3));
+
+ auto module = MakeUnique<HloModule>(TestName());
+ auto computation = module->AddEntryComputation(builder.Build());
+ EXPECT_EQ(add4, computation->root_instruction());
+ EXPECT_FALSE(ReshapeMover().Run(module.get()).ValueOrDie());
+ EXPECT_EQ(add4, computation->root_instruction());
+}
+
+} // namespace
+} // namespace xla