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fused_batch_norm_op_test.cc
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fused_batch_norm_op_test.cc
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/* Copyright 2016 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 <vector>
#include "tensorflow/core/common_runtime/kernel_benchmark_testlib.h"
#include "tensorflow/core/framework/allocator.h"
#include "tensorflow/core/framework/fake_input.h"
#include "tensorflow/core/framework/node_def_builder.h"
#include "tensorflow/core/framework/op_kernel.h"
#include "tensorflow/core/framework/tensor.h"
#include "tensorflow/core/framework/tensor_testutil.h"
#include "tensorflow/core/framework/types.h"
#include "tensorflow/core/graph/node_builder.h"
#include "tensorflow/core/kernels/ops_testutil.h"
#include "tensorflow/core/kernels/ops_util.h"
#include "tensorflow/core/lib/core/status_test_util.h"
#include "tensorflow/core/platform/test.h"
#include "tensorflow/core/platform/test_benchmark.h"
namespace tensorflow {
class FusedBatchNormOpTest : public OpsTestBase {};
TEST_F(FusedBatchNormOpTest, Training) {
TF_EXPECT_OK(NodeDefBuilder("batch_norm_op", "FusedBatchNorm")
.Input(FakeInput(DT_FLOAT))
.Input(FakeInput(DT_FLOAT))
.Input(FakeInput(DT_FLOAT))
.Input(FakeInput(DT_FLOAT))
.Input(FakeInput(DT_FLOAT))
.Attr("epsilon", 0.001)
.Attr("is_training", true)
.Finalize(node_def()));
TF_EXPECT_OK(InitOp());
AddInputFromArray<float>(TensorShape({1, 1, 6, 2}),
{5, 5, 7, 7, 9, 9, 11, 11, 13, 13, 15, 15});
AddInputFromArray<float>(TensorShape({2}), {4.0, 4.0});
AddInputFromArray<float>(TensorShape({2}), {2.0, 2.0});
AddInputFromArray<float>(TensorShape({0}), {});
AddInputFromArray<float>(TensorShape({0}), {});
TF_ASSERT_OK(RunOpKernel());
Tensor expected(allocator(), DT_FLOAT, TensorShape({1, 1, 6, 2}));
test::FillValues<float>(&expected, {-3.86, -3.86, -1.51, -1.51, 0.83, 0.83,
3.17, 3.17, 5.51, 5.51, 7.86, 7.86});
test::ExpectTensorNear<float>(expected, *GetOutput(0), 0.01);
Tensor expected_mean(allocator(), DT_FLOAT, TensorShape({2}));
test::FillValues<float>(&expected_mean, {10, 10});
test::ExpectTensorNear<float>(expected_mean, *GetOutput(1), 0.01);
Tensor expected_variance(allocator(), DT_FLOAT, TensorShape({2}));
test::FillValues<float>(&expected_variance, {14.00, 14.00});
test::ExpectTensorNear<float>(expected_variance, *GetOutput(2), 0.01);
}
TEST_F(FusedBatchNormOpTest, Inference) {
TF_EXPECT_OK(NodeDefBuilder("batch_norm_op", "FusedBatchNorm")
.Input(FakeInput(DT_FLOAT))
.Input(FakeInput(DT_FLOAT))
.Input(FakeInput(DT_FLOAT))
.Input(FakeInput(DT_FLOAT))
.Input(FakeInput(DT_FLOAT))
.Attr("epsilon", 0.001)
.Attr("is_training", false)
.Finalize(node_def()));
TF_EXPECT_OK(InitOp());
AddInputFromArray<float>(TensorShape({1, 1, 6, 2}),
{5, 5, 7, 7, 9, 9, 11, 11, 13, 13, 15, 15});
AddInputFromArray<float>(TensorShape({2}), {4.0, 4.0});
AddInputFromArray<float>(TensorShape({2}), {2.0, 2.0});
AddInputFromArray<float>(TensorShape({2}), {10, 10});
AddInputFromArray<float>(TensorShape({2}), {11.67f, 11.67f});
TF_ASSERT_OK(RunOpKernel());
Tensor expected(allocator(), DT_FLOAT, TensorShape({1, 1, 6, 2}));
test::FillValues<float>(&expected, {-3.86, -3.86, -1.51, -1.51, 0.83, 0.83,
3.17, 3.17, 5.51, 5.51, 7.86, 7.86});
test::ExpectTensorNear<float>(expected, *GetOutput(0), 0.01);
}
class FusedBatchNormGradOpTest : public OpsTestBase {};
TEST_F(FusedBatchNormGradOpTest, Simple) {
TF_EXPECT_OK(NodeDefBuilder("batch_norm_grad_op", "FusedBatchNormGrad")
.Input(FakeInput(DT_FLOAT))
.Input(FakeInput(DT_FLOAT))
.Input(FakeInput(DT_FLOAT))
.Input(FakeInput(DT_FLOAT))
.Input(FakeInput(DT_FLOAT))
.Attr("epsilon", 0.001)
.Finalize(node_def()));
TF_EXPECT_OK(InitOp());
AddInputFromArray<float>(TensorShape({1, 1, 6, 2}),
{2, 2, 9, 9, -4, -4, 5, 5, 8, 8, 7, 7});
AddInputFromArray<float>(TensorShape({1, 1, 6, 2}),
{1, 1, 7, 7, 4, 4, -3, -3, -11, -11, 13, 13});
AddInputFromArray<float>(TensorShape({2}), {4, 4});
AddInputFromArray<float>(TensorShape({2}), {1.833f, 1.833f});
AddInputFromArray<float>(TensorShape({2}), {57.472f, 57.472f});
TF_ASSERT_OK(RunOpKernel());
Tensor expected_x(allocator(), DT_FLOAT, TensorShape({1, 1, 6, 2}));
test::FillValues<float>(&expected_x, {-1.34, -1.34, 2.47, 2.47, -4.44, -4.44,
0.17, 0.17, 1.60, 1.60, 1.53, 1.53});
test::ExpectTensorNear<float>(expected_x, *GetOutput(0), 0.01);
Tensor expected_scale(allocator(), DT_FLOAT, TensorShape({2}));
test::FillValues<float>(&expected_scale, {-1.6488, -1.6488});
test::ExpectTensorNear<float>(expected_scale, *GetOutput(1), 0.01);
Tensor expected_offset(allocator(), DT_FLOAT, TensorShape({2}));
test::FillValues<float>(&expected_offset, {27, 27});
test::ExpectTensorNear<float>(expected_offset, *GetOutput(2), 0.01);
}
//----------------------------------------------------------------------------//
// Performance benchmarks are below. //
//----------------------------------------------------------------------------//
using fp32 = float;
using fp16 = Eigen::half;
template <typename T>
static Graph* FusedBatchNormInference(int n, int h, int w, int c,
bool is_training,
TensorFormat data_format) {
Graph* g = new Graph(OpRegistry::Global());
DataType dtype = DataTypeToEnum<T>::value;
Tensor x_t(dtype, data_format == FORMAT_NHWC ? TensorShape({n, h, w, c})
: TensorShape({n, c, h, w}));
x_t.flat<T>().setRandom();
Tensor other_t(DT_FLOAT, TensorShape({c}));
other_t.flat<float>().setRandom();
Tensor empty_t(DT_FLOAT, TensorShape({0}));
Node* x = test::graph::Constant(g, x_t, "x");
Node* other = test::graph::Constant(g, other_t, "other");
Node* empty = test::graph::Constant(g, empty_t, "empty");
Node* fused_batch_norm;
TF_CHECK_OK(NodeBuilder(g->NewName("fused_batch_norm"), "FusedBatchNormV3")
.Input(x)
.Input(other) // scale
.Input(other) // offset
.Input(is_training ? empty : other) // mean
.Input(is_training ? empty : other) // variance
.Attr("T", dtype)
.Attr("U", DT_FLOAT)
.Attr("epsilon", 0.001)
.Attr("is_training", is_training)
.Attr("data_format", ToString(data_format))
.Finalize(g, &fused_batch_norm));
return g;
}
#define BM_NAME(N, H, W, C, T, IT, FORMAT, DEVICE) \
BM_FusedBatchNorm##_##N##_##H##_##W##_##C##_##IT##_##FORMAT##_##T##_##DEVICE
#define BM_FusedBatchNorm(N, H, W, C, T, IS_TRAINING, FORMAT, DEVICE) \
static void BM_NAME(N, H, W, C, T, IS_TRAINING, FORMAT, DEVICE)(int iters) { \
testing::UseRealTime(); \
testing::ItemsProcessed(static_cast<int64>(iters) * N * H * W * C); \
test::Benchmark(#DEVICE, FusedBatchNormInference<T>( \
N, H, W, C, IS_TRAINING, FORMAT_##FORMAT)) \
.Run(iters); \
} \
BENCHMARK(BM_NAME(N, H, W, C, T, IS_TRAINING, FORMAT, DEVICE));
BM_FusedBatchNorm(64, 14, 14, 256, fp32, false, NHWC, cpu);
BM_FusedBatchNorm(64, 14, 14, 256, fp16, false, NHWC, cpu);
BM_FusedBatchNorm(64, 14, 14, 256, fp32, true, NHWC, cpu);
BM_FusedBatchNorm(64, 14, 14, 256, fp16, true, NHWC, cpu);
#ifdef GOOGLE_CUDA
BM_FusedBatchNorm(64, 14, 14, 256, fp32, false, NHWC, gpu);
BM_FusedBatchNorm(64, 14, 14, 256, fp16, false, NHWC, gpu);
BM_FusedBatchNorm(64, 14, 14, 256, fp32, false, NCHW, gpu);
BM_FusedBatchNorm(64, 14, 14, 256, fp16, false, NCHW, gpu);
BM_FusedBatchNorm(64, 14, 14, 256, fp32, true, NHWC, gpu);
BM_FusedBatchNorm(64, 14, 14, 256, fp16, true, NHWC, gpu);
BM_FusedBatchNorm(64, 14, 14, 256, fp32, true, NCHW, gpu);
BM_FusedBatchNorm(64, 14, 14, 256, fp16, true, NCHW, gpu);
#endif // GOOGLE_CUDA
} // namespace tensorflow