COMPMID-1596 Create UpsampleLayer for NEON

Change-Id: I82d95c4f1c5fed13b213a2591cc2b4e0d0e02a54
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/149676
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
Tested-by: bsgcomp <bsgcomp@arm.com>
diff --git a/tests/validation/NEON/Upsample.cpp b/tests/validation/NEON/Upsample.cpp
new file mode 100644
index 0000000..39b69ee
--- /dev/null
+++ b/tests/validation/NEON/Upsample.cpp
@@ -0,0 +1,156 @@
+/*
+ * Copyright (c) 2018 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include "arm_compute/core/Types.h"
+#include "arm_compute/runtime/NEON/functions/NEUpsampleLayer.h"
+#include "tests/NEON/Accessor.h"
+#include "tests/PaddingCalculator.h"
+#include "tests/datasets/ShapeDatasets.h"
+#include "tests/framework/Asserts.h"
+#include "tests/framework/Macros.h"
+#include "tests/framework/datasets/Datasets.h"
+#include "tests/validation/Validation.h"
+#include "tests/validation/fixtures/UpsampleLayerFixture.h"
+
+namespace arm_compute
+{
+namespace test
+{
+namespace validation
+{
+TEST_SUITE(NEON)
+TEST_SUITE(UpsampleLayer)
+
+DATA_TEST_CASE(Configuration, framework::DatasetMode::ALL, (combine(datasets::SmallShapes(), framework::dataset::make("DataType", DataType::F32))),
+               input_shape, data_type)
+{
+    InterpolationPolicy policy = InterpolationPolicy::NEAREST_NEIGHBOR;
+    Size2D              info   = Size2D(2, 2);
+
+    // Create tensors
+    Tensor src = create_tensor<Tensor>(input_shape, data_type, 1);
+    Tensor dst;
+
+    ARM_COMPUTE_EXPECT(src.info()->is_resizable(), framework::LogLevel::ERRORS);
+    ARM_COMPUTE_EXPECT(dst.info()->is_resizable(), framework::LogLevel::ERRORS);
+
+    // Create and configure function
+    NEUpsampleLayer upsample;
+    upsample.configure(&src, &dst, info, policy);
+
+    // Validate valid region
+    const ValidRegion src_valid_region = shape_to_valid_region(src.info()->tensor_shape());
+    const ValidRegion dst_valid_region = shape_to_valid_region(dst.info()->tensor_shape());
+
+    validate(src.info()->valid_region(), src_valid_region);
+    validate(dst.info()->valid_region(), dst_valid_region);
+}
+
+// *INDENT-OFF*
+// clang-format off
+DATA_TEST_CASE(Validate, framework::DatasetMode::ALL, zip(zip(zip(zip(
+    framework::dataset::make("InputInfo", { TensorInfo(TensorShape(10U, 10U, 2U), 1, DataType::F32), // Mismatching data type
+                                            TensorInfo(TensorShape(10U, 10U, 2U), 1, DataType::F32), // Invalid output shape
+                                            TensorInfo(TensorShape(10U, 10U, 2U), 1, DataType::F32), // Invalid stride
+                                            TensorInfo(TensorShape(10U, 10U, 2U), 1, DataType::F32), // Invalid policy
+                                            TensorInfo(TensorShape(32U, 32U), 1, DataType::F32),
+                                          }),
+    framework::dataset::make("OutputInfo",{ TensorInfo(TensorShape(20U, 20U, 2U), 1, DataType::F16),
+                                            TensorInfo(TensorShape(20U, 10U, 2U), 1, DataType::F32),
+                                            TensorInfo(TensorShape(20U, 20U, 2U), 1, DataType::F32),
+                                            TensorInfo(TensorShape(20U, 20U, 2U), 1, DataType::F32),
+                                            TensorInfo(TensorShape(64U, 64U), 1, DataType::F32),
+                                          })),
+    framework::dataset::make("PadInfo", { Size2D(2, 2),
+                                          Size2D(2, 2),
+                                          Size2D(1, 1),
+                                          Size2D(2, 2),
+                                          Size2D(2, 2),
+                                           })),
+   framework::dataset::make("UpsamplingPolicy", { InterpolationPolicy::NEAREST_NEIGHBOR,
+                                                  InterpolationPolicy::NEAREST_NEIGHBOR,
+                                                  InterpolationPolicy::NEAREST_NEIGHBOR,
+                                                  InterpolationPolicy::BILINEAR,
+                                                  InterpolationPolicy::NEAREST_NEIGHBOR,
+                                                })),
+    framework::dataset::make("Expected", { false, false, false, false, true })),
+    input_info, output_info, pad_info, policy, expected)
+{
+    bool is_valid = bool(NEUpsampleLayer::validate(&input_info.clone()->set_is_resizable(false), &output_info.clone()->set_is_resizable(false), pad_info, policy));
+    ARM_COMPUTE_EXPECT(is_valid == expected, framework::LogLevel::ERRORS);
+}
+// clang-format on
+// *INDENT-ON*
+
+template <typename T>
+using NEUpsampleLayerFixture = UpsampleLayerFixture<Tensor, Accessor, NEUpsampleLayer, T>;
+
+TEST_SUITE(Float)
+TEST_SUITE(FP32)
+FIXTURE_DATA_TEST_CASE(RunSmall, NEUpsampleLayerFixture<float>, framework::DatasetMode::PRECOMMIT, combine(combine(combine(combine(datasets::SmallShapes(),
+                                                                                                                   framework::dataset::make("DataType", DataType::F32)),
+                                                                                                                   framework::dataset::make("DataLayout", { DataLayout::NCHW, DataLayout::NHWC })),
+                                                                                                                   framework::dataset::make("PadInfo", { Size2D(2, 2) })),
+                                                                                                           framework::dataset::make("UpsamplingPolicy", { InterpolationPolicy::NEAREST_NEIGHBOR })))
+{
+    // Validate output
+    validate(Accessor(_target), _reference);
+}
+TEST_SUITE_END() // FP32
+
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+TEST_SUITE(FP16)
+FIXTURE_DATA_TEST_CASE(RunSmall, NEUpsampleLayerFixture<half>, framework::DatasetMode::PRECOMMIT, combine(combine(combine(combine(datasets::SmallShapes(),
+                                                                                                                  framework::dataset::make("DataType",
+                                                                                                                          DataType::F16)),
+                                                                                                                  framework::dataset::make("DataLayout", { DataLayout::NCHW, DataLayout::NHWC })),
+                                                                                                                  framework::dataset::make("PadInfo", { Size2D(2, 2) })),
+                                                                                                          framework::dataset::make("UpsamplingPolicy", { InterpolationPolicy::NEAREST_NEIGHBOR })))
+{
+    // Validate output
+    validate(Accessor(_target), _reference);
+}
+TEST_SUITE_END() // FP16
+#endif           /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */
+TEST_SUITE_END() // Float
+
+TEST_SUITE(Quantized)
+TEST_SUITE(QASYMM8)
+FIXTURE_DATA_TEST_CASE(RunSmall, NEUpsampleLayerFixture<uint8_t>, framework::DatasetMode::PRECOMMIT, combine(combine(combine(combine(datasets::SmallShapes(),
+                                                                                                                     framework::dataset::make("DataType", DataType::QASYMM8)),
+                                                                                                                     framework::dataset::make("DataLayout", { DataLayout::NCHW, DataLayout::NHWC })),
+                                                                                                                     framework::dataset::make("PadInfo", { Size2D(2, 2) })),
+                                                                                                             framework::dataset::make("UpsamplingPolicy", { InterpolationPolicy::NEAREST_NEIGHBOR })))
+{
+    // Validate output
+    validate(Accessor(_target), _reference);
+}
+TEST_SUITE_END() // Quantized
+TEST_SUITE_END() // QASYMM8
+
+TEST_SUITE_END() // UpsampleLayer
+TEST_SUITE_END() // NEON
+
+} // namespace validation
+} // namespace test
+} // namespace arm_compute
diff --git a/tests/validation/fixtures/UpsampleLayerFixture.h b/tests/validation/fixtures/UpsampleLayerFixture.h
index 8fc3565..40229e2 100644
--- a/tests/validation/fixtures/UpsampleLayerFixture.h
+++ b/tests/validation/fixtures/UpsampleLayerFixture.h
@@ -45,12 +45,12 @@
 public:
     template <typename...>
     void setup(TensorShape input_shape, DataType data_type, DataLayout data_layout,
-               Size2D info, const InterpolationPolicy &upsampling_policy)
+               Size2D info, const InterpolationPolicy &policy)
     {
         _data_type = data_type;
 
-        _target    = compute_target(input_shape, info, upsampling_policy, data_type, data_layout);
-        _reference = compute_reference(input_shape, info, upsampling_policy, data_type);
+        _target    = compute_target(input_shape, info, policy, data_type, data_layout);
+        _reference = compute_reference(input_shape, info, policy, data_type);
     }
 
 protected:
@@ -61,7 +61,7 @@
     }
 
     TensorType compute_target(TensorShape   input_shape,
-                              const Size2D &info, const InterpolationPolicy &upsampling_policy, DataType data_type, DataLayout data_layout)
+                              const Size2D &info, const InterpolationPolicy &policy, DataType data_type, DataLayout data_layout)
     {
         if(data_layout == DataLayout::NHWC)
         {
@@ -74,7 +74,7 @@
 
         // Create and configure function
         FunctionType upsample;
-        upsample.configure(&src, &dst, info, upsampling_policy);
+        upsample.configure(&src, &dst, info, policy);
 
         ARM_COMPUTE_EXPECT(src.info()->is_resizable(), framework::LogLevel::ERRORS);
         ARM_COMPUTE_EXPECT(dst.info()->is_resizable(), framework::LogLevel::ERRORS);
@@ -96,7 +96,7 @@
     }
 
     SimpleTensor<T> compute_reference(const TensorShape &input_shape,
-                                      const Size2D &info, const InterpolationPolicy &upsampling_policy, DataType data_type)
+                                      const Size2D &info, const InterpolationPolicy &policy, DataType data_type)
     {
         // Create reference
         SimpleTensor<T> src{ input_shape, data_type };
@@ -104,7 +104,7 @@
         // Fill reference
         fill(src, 0);
 
-        return reference::upsample_layer<T>(src, info, upsampling_policy);
+        return reference::upsample_layer<T>(src, info, policy);
     }
 
     TensorType      _target{};
diff --git a/tests/validation/reference/UpsampleLayer.cpp b/tests/validation/reference/UpsampleLayer.cpp
index 3a340d0..876f6d7 100644
--- a/tests/validation/reference/UpsampleLayer.cpp
+++ b/tests/validation/reference/UpsampleLayer.cpp
@@ -35,10 +35,10 @@
 {
 template <typename T>
 SimpleTensor<T> upsample_layer(const SimpleTensor<T> &src,
-                               const Size2D &info, const InterpolationPolicy upsampling_policy)
+                               const Size2D &info, const InterpolationPolicy policy)
 {
-    ARM_COMPUTE_ERROR_ON(upsampling_policy != InterpolationPolicy::NEAREST_NEIGHBOR);
-    ARM_COMPUTE_UNUSED(upsampling_policy);
+    ARM_COMPUTE_ERROR_ON(policy != InterpolationPolicy::NEAREST_NEIGHBOR);
+    ARM_COMPUTE_UNUSED(policy);
 
     TensorShape output_shape = src.shape();
     output_shape.set(0, src.shape().x() * info.x());
@@ -77,9 +77,11 @@
 }
 
 template SimpleTensor<float> upsample_layer(const SimpleTensor<float> &src,
-                                            const Size2D &info, const InterpolationPolicy upsampling_policy);
+                                            const Size2D &info, const InterpolationPolicy policy);
 template SimpleTensor<half> upsample_layer(const SimpleTensor<half> &src,
-                                           const Size2D &info, const InterpolationPolicy upsampling_policy);
+                                           const Size2D &info, const InterpolationPolicy policy);
+template SimpleTensor<uint8_t> upsample_layer(const SimpleTensor<uint8_t> &src,
+                                              const Size2D &info, const InterpolationPolicy policy);
 } // namespace reference
 } // namespace validation
 } // namespace test
diff --git a/tests/validation/reference/UpsampleLayer.h b/tests/validation/reference/UpsampleLayer.h
index fc1da39..ecb458a 100644
--- a/tests/validation/reference/UpsampleLayer.h
+++ b/tests/validation/reference/UpsampleLayer.h
@@ -37,7 +37,7 @@
 {
 template <typename T>
 SimpleTensor<T> upsample_layer(const SimpleTensor<T> &src,
-                               const Size2D &info, const InterpolationPolicy upsampling_policy);
+                               const Size2D &info, const InterpolationPolicy policy);
 } // namespace reference
 } // namespace validation
 } // namespace test