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authorMichalis Spyrou <michalis.spyrou@arm.com>2018-09-13 12:24:03 +0100
committerAnthony Barbier <anthony.barbier@arm.com>2018-11-02 16:54:54 +0000
commita6825a427a51da815a805d66ce65c98de282d89b (patch)
treec4a423baf566eba27c761b1402e41b21ab679f23
parent91a73f345be73a1cbbaa15cfaa304f00218968fb (diff)
downloadComputeLibrary-a6825a427a51da815a805d66ce65c98de282d89b.tar.gz
COMPMID-1540 Implement YOLOLayer on NEON
Change-Id: Ice28996959dc666fff5e8ae486c1ff8093db083f Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/148367 Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com> Tested-by: bsgcomp <bsgcomp@arm.com>
-rw-r--r--arm_compute/core/NEON/NEKernels.h1
-rw-r--r--arm_compute/core/NEON/kernels/NEYOLOLayerKernel.h116
-rw-r--r--arm_compute/core/NEON/kernels/detail/NEActivationFunctionDetail.h91
-rw-r--r--arm_compute/core/NEON/wrapper/intrinsics/add.h68
-rw-r--r--arm_compute/core/NEON/wrapper/intrinsics/exp.h47
-rw-r--r--arm_compute/core/NEON/wrapper/intrinsics/intrinsics.h6
-rw-r--r--arm_compute/core/NEON/wrapper/intrinsics/inv.h53
-rw-r--r--arm_compute/core/NEON/wrapper/intrinsics/mla.h58
-rw-r--r--arm_compute/core/NEON/wrapper/intrinsics/mul.h58
-rw-r--r--arm_compute/core/NEON/wrapper/intrinsics/neg.h65
-rw-r--r--arm_compute/runtime/NEON/NEFunctions.h1
-rw-r--r--arm_compute/runtime/NEON/functions/NEYOLOLayer.h64
-rw-r--r--src/core/NEON/kernels/NEYOLOLayerKernel.cpp250
-rw-r--r--src/runtime/NEON/functions/NEYOLOLayer.cpp42
-rw-r--r--tests/validation/NEON/YOLOLayer.cpp105
15 files changed, 1025 insertions, 0 deletions
diff --git a/arm_compute/core/NEON/NEKernels.h b/arm_compute/core/NEON/NEKernels.h
index bbeb604140..2b76c0bd29 100644
--- a/arm_compute/core/NEON/NEKernels.h
+++ b/arm_compute/core/NEON/NEKernels.h
@@ -117,5 +117,6 @@
#include "arm_compute/core/NEON/kernels/NEWeightsReshapeKernel.h"
#include "arm_compute/core/NEON/kernels/NEWidthConcatenateLayerKernel.h"
#include "arm_compute/core/NEON/kernels/NEWinogradConvolutionLayerKernel.h"
+#include "arm_compute/core/NEON/kernels/NEYOLOLayerKernel.h"
#endif /* __ARM_COMPUTE_NEKERNELS_H__ */
diff --git a/arm_compute/core/NEON/kernels/NEYOLOLayerKernel.h b/arm_compute/core/NEON/kernels/NEYOLOLayerKernel.h
new file mode 100644
index 0000000000..c0cfcc049e
--- /dev/null
+++ b/arm_compute/core/NEON/kernels/NEYOLOLayerKernel.h
@@ -0,0 +1,116 @@
+/*
+ * 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.
+ */
+#ifndef __ARM_COMPUTE_NEYOLOLAYERKERNEL_H__
+#define __ARM_COMPUTE_NEYOLOLAYERKERNEL_H__
+
+#include "arm_compute/core/NEON/INEKernel.h"
+
+namespace arm_compute
+{
+class ITensor;
+
+/** Interface for the YOLO layer kernel. */
+class NEYOLOLayerKernel : public INEKernel
+{
+public:
+ const char *name() const override
+ {
+ return "NEYOLOLayerKernel";
+ }
+ /** Constructor */
+ NEYOLOLayerKernel();
+ /** Prevent instances of this class from being copied (As this class contains pointers) */
+ NEYOLOLayerKernel(const NEYOLOLayerKernel &) = delete;
+ /** Default move constructor */
+ NEYOLOLayerKernel(NEYOLOLayerKernel &&) = default;
+ /** Prevent instances of this class from being copied (As this class contains pointers) */
+ NEYOLOLayerKernel &operator=(const NEYOLOLayerKernel &) = delete;
+ /** Default move assignment operator */
+ NEYOLOLayerKernel &operator=(NEYOLOLayerKernel &&) = default;
+ /** Default destructor */
+ ~NEYOLOLayerKernel() = default;
+ /** Set the input and output tensor.
+ *
+ * @note If the output tensor is a nullptr or is equal to the input, the activation function will be performed in-place
+ *
+ * @param[in, out] input Source tensor. In case of @p output tensor = nullptr, this tensor will store the result
+ * of the activation function. Data types supported: F16/F32.
+ * @param[out] output Destination tensor. Data type supported: same as @p input
+ * @param[in] act_info Activation layer parameters.
+ * @param[in] num_classes Number of classes to activate (must be submultiple of @p input channels)
+ */
+ void configure(ITensor *input, ITensor *output, const ActivationLayerInfo &act_info, int32_t num_classes);
+ /** Static function to check if given info will lead to a valid configuration of @ref NEYOLOLayerKernel
+ *
+ * @param[in] input Source tensor info. In case of @p output tensor info = nullptr, this tensor will store the result
+ * of the activation function. Data types supported: F16/F32.
+ * @param[in] output Destination tensor info. Data type supported: same as @p input
+ * @param[in] act_info Activation layer information.
+ * @param[in] num_classes Number of classes to activate (must be submultiple of @p input channels)
+ *
+ * @return a status
+ */
+ static Status validate(const ITensorInfo *input, const ITensorInfo *output, const ActivationLayerInfo &act_info, int32_t num_classes);
+
+ // Inherited methods overridden:
+ void run(const Window &window, const ThreadInfo &info) override;
+
+private:
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+ /** Function to run YOLO layer on fp16
+ *
+ * @param[in] window Region on which to execute the kernel.
+ */
+ void yolo_layer_fp16_nchw(const Window &window);
+ /** Function to run batch normalization on fp16 on tensors with NHWC format
+ *
+ * @param[in] window Region on which to execute the kernel.
+ */
+ void yolo_layer_fp16_nhwc(const Window &window);
+#endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */
+ /** Function to run YOLO layer on fp32
+ *
+ * @param[in] window Region on which to execute the kernel.
+ */
+ void yolo_layer_fp32_nchw(const Window &window);
+ /** Function to run YOLO layer on fp32 on tensors with NHWC format
+ *
+ * @param[in] window Region on which to execute the kernel.
+ */
+ void yolo_layer_fp32_nhwc(const Window &window);
+ /** Common signature for all the yolo layer functions
+ *
+ * @param[in] window Region on which to execute the kernel.
+ */
+ using YOLOFunctionPtr = void (NEYOLOLayerKernel::*)(const Window &window);
+
+private:
+ YOLOFunctionPtr _func;
+ ITensor *_input;
+ ITensor *_output;
+ ActivationLayerInfo _act_info;
+ int32_t _num_classes;
+};
+} // namespace arm_compute
+#endif /*__ARM_COMPUTE_NEYOLOLAYERKERNEL_H__ */
diff --git a/arm_compute/core/NEON/kernels/detail/NEActivationFunctionDetail.h b/arm_compute/core/NEON/kernels/detail/NEActivationFunctionDetail.h
index 71d5a9eef7..9344235d09 100644
--- a/arm_compute/core/NEON/kernels/detail/NEActivationFunctionDetail.h
+++ b/arm_compute/core/NEON/kernels/detail/NEActivationFunctionDetail.h
@@ -54,6 +54,97 @@ struct dummy
ARM_COMPUTE_UNUSED(vval);
}
};
+/** Linear activation object */
+template <typename T, int S>
+struct linear
+{
+ /** NEON vector type. */
+ using ExactType = typename wrapper::traits::neon_vector<T, S>::type;
+ /** NEON vector tag type. */
+ using ExactTagType = typename wrapper::traits::neon_vector<T, S>::tag_type;
+
+ /** Construct a Linear activation object.
+ *
+ * @param[in] act_info Activation layer information.
+ */
+ explicit linear(ActivationLayerInfo act_info)
+ : valpha(wrapper::vdup_n(static_cast<T>(act_info.a()), ExactTagType{})),
+ vbeta(wrapper::vdup_n(static_cast<T>(act_info.b()), ExactTagType{}))
+ {
+ }
+
+ /** Run activation function.
+ *
+ * @param[in] vval Vector of values.
+ */
+ void operator()(ExactType &vval)
+ {
+ vval = wrapper::vmla(vval, valpha, vbeta);
+ }
+
+ /** Vector of alphas. */
+ const ExactType valpha;
+ /** Vector of betas. */
+ const ExactType vbeta;
+};
+/** Square activation object */
+template <typename T, int S>
+struct square
+{
+ /** NEON vector type. */
+ using ExactType = typename wrapper::traits::neon_vector<T, S>::type;
+ /** NEON vector tag type. */
+ using ExactTagType = typename wrapper::traits::neon_vector<T, S>::tag_type;
+
+ /** Construct a Square activation object.
+ *
+ * @param[in] act_info Activation layer information.
+ */
+ explicit square(ActivationLayerInfo act_info)
+ {
+ ARM_COMPUTE_UNUSED(act_info);
+ }
+
+ /** Run activation function.
+ *
+ * @param[in] vval Vector of values.
+ */
+ void operator()(ExactType &vval)
+ {
+ vval = wrapper::vmul(vval, vval);
+ }
+};
+/** Logistic activation object */
+template <typename T, int S>
+struct logistic
+{
+ /** NEON vector type. */
+ using ExactType = typename wrapper::traits::neon_vector<T, S>::type;
+ /** NEON vector tag type. */
+ using ExactTagType = typename wrapper::traits::neon_vector<T, S>::tag_type;
+
+ /** Construct a Logistic activation object.
+ *
+ * @param[in] act_info Activation layer information.
+ */
+ explicit logistic(ActivationLayerInfo act_info)
+ : vone(wrapper::vdup_n(static_cast<T>(1.f), ExactTagType{}))
+ {
+ ARM_COMPUTE_UNUSED(act_info);
+ }
+
+ /** Run activation function.
+ *
+ * @param[in] vval Vector of values.
+ */
+ void operator()(ExactType &vval)
+ {
+ vval = wrapper::vinv(wrapper::vadd(vone, wrapper::vexpq(wrapper::vnegq(vval))));
+ }
+
+ /** Vector of ones. */
+ const ExactType vone;
+};
/** RELU activation object */
template <typename T, int S>
struct relu
diff --git a/arm_compute/core/NEON/wrapper/intrinsics/add.h b/arm_compute/core/NEON/wrapper/intrinsics/add.h
new file mode 100644
index 0000000000..da730f133c
--- /dev/null
+++ b/arm_compute/core/NEON/wrapper/intrinsics/add.h
@@ -0,0 +1,68 @@
+/*
+ * 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.
+ */
+#ifndef __ARM_COMPUTE_WRAPPER_ADD_H__
+#define __ARM_COMPUTE_WRAPPER_ADD_H__
+
+#include <arm_neon.h>
+
+namespace arm_compute
+{
+namespace wrapper
+{
+#define VADD_IMPL(stype, vtype, prefix, postfix) \
+ inline vtype vadd(const vtype &a, const vtype &b) \
+ { \
+ return prefix##_##postfix(a, b); \
+ }
+
+VADD_IMPL(uint8x8_t, uint8x8_t, vadd, u8)
+VADD_IMPL(int8x8_t, int8x8_t, vadd, s8)
+VADD_IMPL(uint16x4_t, uint16x4_t, vadd, u16)
+VADD_IMPL(int16x4_t, int16x4_t, vadd, s16)
+VADD_IMPL(uint32x2_t, uint32x2_t, vadd, u32)
+VADD_IMPL(int32x2_t, int32x2_t, vadd, s32)
+VADD_IMPL(uint64x1_t, uint64x1_t, vadd, u64)
+VADD_IMPL(int64x1_t, int64x1_t, vadd, s64)
+VADD_IMPL(float32x2_t, float32x2_t, vadd, f32)
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+VADD_IMPL(float16x4_t, float16x4_t, vadd, f16)
+#endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+
+VADD_IMPL(uint8x16_t, uint8x16_t, vaddq, u8)
+VADD_IMPL(int8x16_t, int8x16_t, vaddq, s8)
+VADD_IMPL(uint16x8_t, uint16x8_t, vaddq, u16)
+VADD_IMPL(int16x8_t, int16x8_t, vaddq, s16)
+VADD_IMPL(uint32x4_t, uint32x4_t, vaddq, u32)
+VADD_IMPL(int32x4_t, int32x4_t, vaddq, s32)
+VADD_IMPL(uint64x2_t, uint64x2_t, vaddq, u64)
+VADD_IMPL(int64x2_t, int64x2_t, vaddq, s64)
+VADD_IMPL(float32x4_t, float32x4_t, vaddq, f32)
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+VADD_IMPL(float16x8_t, float16x8_t, vaddq, f16)
+#endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+
+#undef VADD_IMPL
+} // namespace wrapper
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_WRAPPER_ADD_H__ */
diff --git a/arm_compute/core/NEON/wrapper/intrinsics/exp.h b/arm_compute/core/NEON/wrapper/intrinsics/exp.h
new file mode 100644
index 0000000000..85aa9c739a
--- /dev/null
+++ b/arm_compute/core/NEON/wrapper/intrinsics/exp.h
@@ -0,0 +1,47 @@
+/*
+ * 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.
+ */
+#ifndef __ARM_COMPUTE_WRAPPER_EXP_H__
+#define __ARM_COMPUTE_WRAPPER_EXP_H__
+
+#include "arm_compute/core/NEON/NEMath.h"
+#include <arm_neon.h>
+
+namespace arm_compute
+{
+namespace wrapper
+{
+#define VEXPQ_IMPL(vtype, postfix) \
+ inline vtype vexpq(const vtype &a) \
+ { \
+ return vexpq_##postfix(a); \
+ }
+
+VEXPQ_IMPL(float32x4_t, f32)
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+VEXPQ_IMPL(float16x8_t, f16)
+#endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+#undef VEXPQ_IMPL
+} // namespace wrapper
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_WRAPPER_EXP_H__ */
diff --git a/arm_compute/core/NEON/wrapper/intrinsics/intrinsics.h b/arm_compute/core/NEON/wrapper/intrinsics/intrinsics.h
index b302b366cd..58bfba9645 100644
--- a/arm_compute/core/NEON/wrapper/intrinsics/intrinsics.h
+++ b/arm_compute/core/NEON/wrapper/intrinsics/intrinsics.h
@@ -24,11 +24,17 @@
#ifndef __ARM_COMPUTE_WRAPPER_INTRINSICS_H__
#define __ARM_COMPUTE_WRAPPER_INTRINSICS_H__
+#include "arm_compute/core/NEON/wrapper/intrinsics/add.h"
#include "arm_compute/core/NEON/wrapper/intrinsics/and.h"
#include "arm_compute/core/NEON/wrapper/intrinsics/dup_n.h"
+#include "arm_compute/core/NEON/wrapper/intrinsics/exp.h"
+#include "arm_compute/core/NEON/wrapper/intrinsics/inv.h"
#include "arm_compute/core/NEON/wrapper/intrinsics/load.h"
#include "arm_compute/core/NEON/wrapper/intrinsics/max.h"
#include "arm_compute/core/NEON/wrapper/intrinsics/min.h"
+#include "arm_compute/core/NEON/wrapper/intrinsics/mla.h"
+#include "arm_compute/core/NEON/wrapper/intrinsics/mul.h"
+#include "arm_compute/core/NEON/wrapper/intrinsics/neg.h"
#include "arm_compute/core/NEON/wrapper/intrinsics/store.h"
#endif /* __ARM_COMPUTE_WRAPPER_INTRINSICS_H__ */
diff --git a/arm_compute/core/NEON/wrapper/intrinsics/inv.h b/arm_compute/core/NEON/wrapper/intrinsics/inv.h
new file mode 100644
index 0000000000..a86a9d4671
--- /dev/null
+++ b/arm_compute/core/NEON/wrapper/intrinsics/inv.h
@@ -0,0 +1,53 @@
+/*
+ * 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.
+ */
+#ifndef __ARM_COMPUTE_WRAPPER_INV_H__
+#define __ARM_COMPUTE_WRAPPER_INV_H__
+
+#include "arm_compute/core/NEON/NEMath.h"
+#include <arm_neon.h>
+
+namespace arm_compute
+{
+namespace wrapper
+{
+#define VINV_IMPL(vtype, prefix, postfix) \
+ inline vtype vinv(const vtype &a) \
+ { \
+ return prefix##_##postfix(a); \
+ }
+
+VINV_IMPL(float32x2_t, vinv, f32)
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+VINV_IMPL(float16x4_t, vinv, f16)
+#endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+
+VINV_IMPL(float32x4_t, vinvq, f32)
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+VINV_IMPL(float16x8_t, vinvq, f16)
+#endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+
+#undef VINV_IMPL
+} // namespace wrapper
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_WRAPPER_INV_H__ */
diff --git a/arm_compute/core/NEON/wrapper/intrinsics/mla.h b/arm_compute/core/NEON/wrapper/intrinsics/mla.h
new file mode 100644
index 0000000000..32a650b57f
--- /dev/null
+++ b/arm_compute/core/NEON/wrapper/intrinsics/mla.h
@@ -0,0 +1,58 @@
+/*
+ * 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.
+ */
+#ifndef __ARM_COMPUTE_WRAPPER_MLA_H__
+#define __ARM_COMPUTE_WRAPPER_MLA_H__
+
+#include <arm_neon.h>
+
+namespace arm_compute
+{
+namespace wrapper
+{
+#define VMLA_IMPL(stype, vtype, prefix, postfix) \
+ inline vtype vmla(const vtype &a, const vtype &b, const vtype &c) \
+ { \
+ return prefix##_##postfix(a, b, c); \
+ }
+
+VMLA_IMPL(uint8x8_t, uint8x8_t, vmla, u8)
+VMLA_IMPL(int8x8_t, int8x8_t, vmla, s8)
+VMLA_IMPL(uint16x4_t, uint16x4_t, vmla, u16)
+VMLA_IMPL(int16x4_t, int16x4_t, vmla, s16)
+VMLA_IMPL(uint32x2_t, uint32x2_t, vmla, u32)
+VMLA_IMPL(int32x2_t, int32x2_t, vmla, s32)
+VMLA_IMPL(float32x2_t, float32x2_t, vmla, f32)
+
+VMLA_IMPL(uint8x16_t, uint8x16_t, vmlaq, u8)
+VMLA_IMPL(int8x16_t, int8x16_t, vmlaq, s8)
+VMLA_IMPL(uint16x8_t, uint16x8_t, vmlaq, u16)
+VMLA_IMPL(int16x8_t, int16x8_t, vmlaq, s16)
+VMLA_IMPL(uint32x4_t, uint32x4_t, vmlaq, u32)
+VMLA_IMPL(int32x4_t, int32x4_t, vmlaq, s32)
+VMLA_IMPL(float32x4_t, float32x4_t, vmlaq, f32)
+
+#undef VMLA_IMPL
+} // namespace wrapper
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_WRAPPER_MLA_H__ */
diff --git a/arm_compute/core/NEON/wrapper/intrinsics/mul.h b/arm_compute/core/NEON/wrapper/intrinsics/mul.h
new file mode 100644
index 0000000000..c1908fc7b3
--- /dev/null
+++ b/arm_compute/core/NEON/wrapper/intrinsics/mul.h
@@ -0,0 +1,58 @@
+/*
+ * 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.
+ */
+#ifndef __ARM_COMPUTE_WRAPPER_MUL_H__
+#define __ARM_COMPUTE_WRAPPER_MUL_H__
+
+#include <arm_neon.h>
+
+namespace arm_compute
+{
+namespace wrapper
+{
+#define VMUL_IMPL(stype, vtype, prefix, postfix) \
+ inline vtype vmul(const vtype &a, const vtype &b) \
+ { \
+ return prefix##_##postfix(a, b); \
+ }
+
+VMUL_IMPL(uint8x8_t, uint8x8_t, vmul, u8)
+VMUL_IMPL(int8x8_t, int8x8_t, vmul, s8)
+VMUL_IMPL(uint16x4_t, uint16x4_t, vmul, u16)
+VMUL_IMPL(int16x4_t, int16x4_t, vmul, s16)
+VMUL_IMPL(uint32x2_t, uint32x2_t, vmul, u32)
+VMUL_IMPL(int32x2_t, int32x2_t, vmul, s32)
+VMUL_IMPL(float32x2_t, float32x2_t, vmul, f32)
+
+VMUL_IMPL(uint8_t, uint8x16_t, vmulq, u8)
+VMUL_IMPL(int8_t, int8x16_t, vmulq, s8)
+VMUL_IMPL(uint16_t, uint16x8_t, vmulq, u16)
+VMUL_IMPL(int16_t, int16x8_t, vmulq, s16)
+VMUL_IMPL(uint32_t, uint32x4_t, vmulq, u32)
+VMUL_IMPL(int32_t, int32x4_t, vmulq, s32)
+VMUL_IMPL(float32x4_t, float32x4_t, vmulq, f32)
+
+#undef VMUL_IMPL
+} // namespace wrapper
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_WRAPPER_MUL_H__ */
diff --git a/arm_compute/core/NEON/wrapper/intrinsics/neg.h b/arm_compute/core/NEON/wrapper/intrinsics/neg.h
new file mode 100644
index 0000000000..0ea1d429fe
--- /dev/null
+++ b/arm_compute/core/NEON/wrapper/intrinsics/neg.h
@@ -0,0 +1,65 @@
+/*
+ * 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.
+ */
+#ifndef __ARM_COMPUTE_WRAPPER_NEG_H__
+#define __ARM_COMPUTE_WRAPPER_NEG_H__
+
+#include <arm_neon.h>
+
+namespace arm_compute
+{
+namespace wrapper
+{
+#define VNEG_IMPL(vtype, postfix) \
+ inline vtype vneg(const vtype &a) \
+ { \
+ return vneg_##postfix(a); \
+ }
+
+VNEG_IMPL(int8x8_t, s8)
+VNEG_IMPL(int16x4_t, s16)
+VNEG_IMPL(int32x2_t, s32)
+VNEG_IMPL(float32x2_t, f32)
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+VNEG_IMPL(float16x4_t, f16)
+#endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+
+#undef VNEG_IMPL
+#define VNEGQ_IMPL(vtype, postfix) \
+ inline vtype vnegq(const vtype &a) \
+ { \
+ return vnegq_##postfix(a); \
+ }
+
+VNEGQ_IMPL(int8x16_t, s8)
+VNEGQ_IMPL(int16x8_t, s16)
+VNEGQ_IMPL(int32x4_t, s32)
+VNEGQ_IMPL(float32x4_t, f32)
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+VNEGQ_IMPL(float16x8_t, f16)
+#endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+
+#undef VNEGQ_IMPL
+} // namespace wrapper
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_WRAPPER_NEG_H__ */
diff --git a/arm_compute/runtime/NEON/NEFunctions.h b/arm_compute/runtime/NEON/NEFunctions.h
index 89a5c4aaaf..d9b7269efc 100644
--- a/arm_compute/runtime/NEON/NEFunctions.h
+++ b/arm_compute/runtime/NEON/NEFunctions.h
@@ -119,5 +119,6 @@
#include "arm_compute/runtime/NEON/functions/NEWarpPerspective.h"
#include "arm_compute/runtime/NEON/functions/NEWidthConcatenateLayer.h"
#include "arm_compute/runtime/NEON/functions/NEWinogradConvolutionLayer.h"
+#include "arm_compute/runtime/NEON/functions/NEYOLOLayer.h"
#endif /* __ARM_COMPUTE_NEFUNCTIONS_H__ */ \ No newline at end of file
diff --git a/arm_compute/runtime/NEON/functions/NEYOLOLayer.h b/arm_compute/runtime/NEON/functions/NEYOLOLayer.h
new file mode 100644
index 0000000000..e09dd42f8f
--- /dev/null
+++ b/arm_compute/runtime/NEON/functions/NEYOLOLayer.h
@@ -0,0 +1,64 @@
+/*
+ * 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.
+ */
+#ifndef __ARM_COMPUTE_NEYOLOLAYER_H__
+#define __ARM_COMPUTE_NEYOLOLAYER_H__
+
+#include "arm_compute/runtime/NEON/INESimpleFunction.h"
+
+#include "arm_compute/core/NEON/kernels/NEYOLOLayerKernel.h"
+#include "arm_compute/core/Types.h"
+
+namespace arm_compute
+{
+class ITensor;
+
+/** Basic function to run @ref NEYOLOLayerKernel */
+class NEYOLOLayer : public INESimpleFunction
+{
+public:
+ /** Set the input and output tensor.
+ *
+ * @note If the output tensor is a nullptr or is equal to the input, the activation function will be performed in-place
+ *
+ * @param[in, out] input Source tensor. In case of @p output tensor = nullptr, this tensor will store the result
+ * of the activation function. Data types supported: F16/F32.
+ * @param[out] output Destination tensor. Data type supported: same as @p input
+ * @param[in] act_info Activation layer parameters.
+ * @param[in] num_classes Number of classes to activate (must be submultiple of @p input channels)
+ */
+ void configure(ITensor *input, ITensor *output, const ActivationLayerInfo &act_info, int32_t num_classes);
+ /** Static function to check if given info will lead to a valid configuration of @ref NEYOLOLayer
+ *
+ * @param[in] input Source tensor info. In case of @p output tensor info = nullptr, this tensor will store the result
+ * of the activation function. Data types supported: F16/F32.
+ * @param[in] output Destination tensor info. Data type supported: same as @p input
+ * @param[in] act_info Activation layer information.
+ * @param[in] num_classes Number of classes to activate (must be submultiple of @p input channels)
+ *
+ * @return a status
+ */
+ static Status validate(const ITensorInfo *input, const ITensorInfo *output, const ActivationLayerInfo &act_info, int32_t num_classes);
+};
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_NEYOLOLAYER_H__ */
diff --git a/src/core/NEON/kernels/NEYOLOLayerKernel.cpp b/src/core/NEON/kernels/NEYOLOLayerKernel.cpp
new file mode 100644
index 0000000000..009562b89c
--- /dev/null
+++ b/src/core/NEON/kernels/NEYOLOLayerKernel.cpp
@@ -0,0 +1,250 @@
+/*
+ * 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/NEON/kernels/NEYOLOLayerKernel.h"
+
+#include "arm_compute/core/CPP/Validate.h"
+#include "arm_compute/core/Helpers.h"
+#include "arm_compute/core/ITensor.h"
+#include "arm_compute/core/NEON/NEAsymm.h"
+#include "arm_compute/core/NEON/NEFixedPoint.h"
+#include "arm_compute/core/NEON/NEMath.h"
+#include "arm_compute/core/NEON/kernels/detail/NEActivationFunctionDetail.h"
+#include "arm_compute/core/QAsymm8.h"
+#include "arm_compute/core/TensorInfo.h"
+#include "arm_compute/core/Utils.h"
+#include "arm_compute/core/Validate.h"
+#include "arm_compute/core/Window.h"
+
+#include <arm_neon.h>
+
+using namespace arm_compute;
+namespace
+{
+Status validate_arguments(const ITensorInfo *input, const ITensorInfo *output, const ActivationLayerInfo &act_info, int32_t num_classes)
+{
+ ARM_COMPUTE_UNUSED(act_info);
+ ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::F16, DataType::F32);
+ ARM_COMPUTE_RETURN_ERROR_ON(input->data_layout() == DataLayout::UNKNOWN);
+ ARM_COMPUTE_RETURN_ERROR_ON(act_info.activation() != ActivationLayerInfo::ActivationFunction::LOGISTIC);
+
+ const unsigned int channel_idx = get_data_layout_dimension_index(input->data_layout(), DataLayoutDimension::CHANNEL);
+ ARM_COMPUTE_RETURN_ERROR_ON(num_classes <= 0);
+ ARM_COMPUTE_RETURN_ERROR_ON((input->dimension(channel_idx) % (num_classes + 5)) != 0);
+
+ // Checks performed when output is configured
+ if((output != nullptr) && (output->total_size() != 0))
+ {
+ ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(input, output);
+ ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, output);
+ }
+
+ return Status{};
+}
+
+std::pair<Status, Window> validate_and_configure_window(ITensorInfo *input, ITensorInfo *output)
+{
+ if(output != nullptr)
+ {
+ ARM_COMPUTE_ERROR_ON_NULLPTR(input, output);
+
+ // Output auto inizialitation if not yet initialized
+ auto_init_if_empty(*output, *input);
+ }
+
+ const bool is_nchw = input->data_layout() == DataLayout::NCHW;
+ const unsigned int num_elems_processed_per_iteration = is_nchw ? 16 / input->element_size() : 1;
+
+ Window win = calculate_max_window(*input, Steps(num_elems_processed_per_iteration));
+ bool window_changed = false;
+
+ if(output != nullptr)
+ {
+ AccessWindowHorizontal input_access(input, 0, num_elems_processed_per_iteration);
+ AccessWindowHorizontal output_access(output, 0, num_elems_processed_per_iteration);
+ window_changed = update_window_and_padding(win, input_access, output_access);
+ output_access.set_valid_region(win, input->valid_region());
+ }
+ else
+ {
+ window_changed = update_window_and_padding(win, AccessWindowHorizontal(input, 0, num_elems_processed_per_iteration));
+ }
+
+ Status err = (window_changed) ? ARM_COMPUTE_CREATE_ERROR(ErrorCode::RUNTIME_ERROR, "Insufficient Padding!") : Status{};
+ return std::make_pair(err, win);
+}
+} // namespace
+
+NEYOLOLayerKernel::NEYOLOLayerKernel()
+ : _func(nullptr), _input(nullptr), _output(nullptr), _act_info(), _num_classes()
+{
+}
+
+void NEYOLOLayerKernel::yolo_layer_fp32_nchw(const Window &window)
+{
+ Iterator input(_input, window);
+ Iterator output(_output, window);
+
+ execute_window_loop(window, [&](const Coordinates & id)
+ {
+ float32x4_t res = vld1q_f32(reinterpret_cast<float *>(input.ptr()));
+
+ const int box_ch_id = id.z() % (_num_classes + 5);
+ const bool activate = box_ch_id != 2 && box_ch_id != 3;
+
+ // Perform activation
+ if(activate)
+ {
+ auto activation = ::detail::logistic<float, 4>(_act_info);
+ activation(res);
+ }
+
+ // Store results
+ vst1q_f32(reinterpret_cast<float *>(output.ptr()), res);
+ },
+ input, output);
+}
+
+void NEYOLOLayerKernel::yolo_layer_fp32_nhwc(const Window &window)
+{
+ Iterator input(_input, window);
+ Iterator output(_output, window);
+
+ execute_window_loop(window, [&](const Coordinates & id)
+ {
+ float res = *(reinterpret_cast<float *>(input.ptr()));
+
+ const int box_ch_id = id.x() % (_num_classes + 5);
+ const bool activate = box_ch_id != 2 && box_ch_id != 3;
+
+ // Perform activation
+ if(activate)
+ {
+ res = 1.f / (1.f + std::exp(-res));
+ }
+
+ // Store result
+ *(reinterpret_cast<float *>(output.ptr())) = res;
+ },
+ input, output);
+}
+
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+void NEYOLOLayerKernel::yolo_layer_fp16_nchw(const Window &window)
+{
+ Iterator input(_input, window);
+ Iterator output(_output, window);
+
+ execute_window_loop(window, [&](const Coordinates & id)
+ {
+ float16x8_t res = vld1q_f16(reinterpret_cast<float16_t *>(input.ptr()));
+
+ const int box_ch_id = id.z() % (_num_classes + 5);
+ const bool activate = box_ch_id != 2 && box_ch_id != 3;
+
+ // Perform activation
+ if(activate)
+ {
+ auto activation = ::detail::logistic<float16_t, 8>(_act_info);
+ activation(res);
+ }
+
+ // Store results
+ vst1q_f16(reinterpret_cast<float16_t *>(output.ptr()), res);
+ },
+ input, output);
+}
+
+void NEYOLOLayerKernel::yolo_layer_fp16_nhwc(const Window &window)
+{
+ Iterator input(_input, window);
+ Iterator output(_output, window);
+
+ execute_window_loop(window, [&](const Coordinates & id)
+ {
+ float16_t res = *(reinterpret_cast<float16_t *>(input.ptr()));
+
+ const int box_ch_id = id.x() % (_num_classes + 5);
+ const bool activate = box_ch_id != 2 && box_ch_id != 3;
+
+ // Perform activation
+ if(activate)
+ {
+ res = 1.f / (1.f + std::exp(-res));
+ }
+
+ // Store result
+ *(reinterpret_cast<float16_t *>(output.ptr())) = res;
+ },
+ input, output);
+}
+#endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */
+
+void NEYOLOLayerKernel::configure(ITensor *input, ITensor *output, const ActivationLayerInfo &act_info, int32_t num_classes)
+{
+ ARM_COMPUTE_ERROR_ON_NULLPTR(input);
+ ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(input->info(), (output != nullptr) ? output->info() : nullptr, act_info, num_classes));
+
+ _input = input;
+ _output = output;
+ _act_info = act_info;
+ _num_classes = num_classes;
+
+ switch(_input->info()->data_type())
+ {
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+ case DataType::F16:
+ _func = (_input->info()->data_layout() == DataLayout::NHWC) ? &NEYOLOLayerKernel::yolo_layer_fp16_nhwc : &NEYOLOLayerKernel::yolo_layer_fp16_nchw;
+ break;
+#endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+ case DataType::F32:
+ _func = (_input->info()->data_layout() == DataLayout::NHWC) ? &NEYOLOLayerKernel::yolo_layer_fp32_nhwc : &NEYOLOLayerKernel::yolo_layer_fp32_nchw;
+ break;
+ default:
+ ARM_COMPUTE_ERROR("Element size not supported");
+ break;
+ }
+
+ // Configure kernel window
+ auto win_config = validate_and_configure_window(input->info(), (output == nullptr) ? nullptr : output->info());
+ ARM_COMPUTE_ERROR_THROW_ON(win_config.first);
+ ICPPKernel::configure(win_config.second);
+}
+
+Status NEYOLOLayerKernel::validate(const ITensorInfo *input, const ITensorInfo *output, const ActivationLayerInfo &act_info, int32_t num_classes)
+{
+ ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(input, output, act_info, num_classes));
+ ARM_COMPUTE_RETURN_ON_ERROR(validate_and_configure_window(input->clone().get(), (output == nullptr) ? nullptr : output->clone().get()).first);
+
+ return Status{};
+}
+
+void NEYOLOLayerKernel::run(const Window &window, const ThreadInfo &info)
+{
+ ARM_COMPUTE_UNUSED(info);
+ ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this);
+ ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(IKernel::window(), window);
+ ARM_COMPUTE_ERROR_ON(_func == nullptr);
+
+ (this->*_func)(window);
+}
diff --git a/src/runtime/NEON/functions/NEYOLOLayer.cpp b/src/runtime/NEON/functions/NEYOLOLayer.cpp
new file mode 100644
index 0000000000..e52d054673
--- /dev/null
+++ b/src/runtime/NEON/functions/NEYOLOLayer.cpp
@@ -0,0 +1,42 @@
+/*
+ * 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/runtime/NEON/functions/NEYOLOLayer.h"
+
+#include "arm_compute/core/NEON/kernels/NEYOLOLayerKernel.h"
+#include "support/ToolchainSupport.h"
+
+namespace arm_compute
+{
+void NEYOLOLayer::configure(ITensor *input, ITensor *output, const ActivationLayerInfo &act_info, int32_t num_classes)
+{
+ auto k = arm_compute::support::cpp14::make_unique<NEYOLOLayerKernel>();
+ k->configure(input, output, act_info, num_classes);
+ _kernel = std::move(k);
+}
+
+Status NEYOLOLayer::validate(const ITensorInfo *input, const ITensorInfo *output, const ActivationLayerInfo &act_info, int32_t num_classes)
+{
+ return NEYOLOLayerKernel::validate(input, output, act_info, num_classes);
+}
+} // namespace arm_compute
diff --git a/tests/validation/NEON/YOLOLayer.cpp b/tests/validation/NEON/YOLOLayer.cpp
new file mode 100644
index 0000000000..926a2dad86
--- /dev/null
+++ b/tests/validation/NEON/YOLOLayer.cpp
@@ -0,0 +1,105 @@
+/*
+ * 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/NEYOLOLayer.h"
+#include "arm_compute/runtime/Tensor.h"
+#include "arm_compute/runtime/TensorAllocator.h"
+#include "tests/NEON/Accessor.h"
+#include "tests/PaddingCalculator.h"
+#include "tests/datasets/ActivationFunctionsDataset.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/YOLOLayerFixture.h"
+
+namespace arm_compute
+{
+namespace test
+{
+namespace validation
+{
+namespace
+{
+/** Tolerance */
+constexpr AbsoluteTolerance<float> tolerance_f32(1e-6f);
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+constexpr RelativeTolerance<float> tolerance_f16(0.001f);
+#endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */
+
+/** Floating point data sets. */
+const auto YOLODataset = combine(combine(combine(combine(framework::dataset::make("InPlace", { false, true }), framework::dataset::make("ActivationFunction",
+ ActivationLayerInfo::ActivationFunction::LOGISTIC)),
+ framework::dataset::make("AlphaBeta", { 0.5f, 1.f })),
+ framework::dataset::make("Classes", 40)),
+ framework::dataset::make("DataLayout", { DataLayout::NCHW, DataLayout::NHWC }));
+} // namespace
+
+TEST_SUITE(NEON)
+TEST_SUITE(YOLOLayer)
+
+template <typename T>
+using NEYOLOLayerFixture = YOLOValidationFixture<Tensor, Accessor, NEYOLOLayer, T>;
+
+TEST_SUITE(Float)
+TEST_SUITE(FP32)
+FIXTURE_DATA_TEST_CASE(RunSmall, NEYOLOLayerFixture<float>, framework::DatasetMode::PRECOMMIT, combine(combine(datasets::SmallYOLOShapes(), YOLODataset), framework::dataset::make("DataType",
+ DataType::F32)))
+{
+ // Validate output
+ validate(Accessor(_target), _reference, tolerance_f32);
+}
+
+FIXTURE_DATA_TEST_CASE(RunLarge, NEYOLOLayerFixture<float>, framework::DatasetMode::NIGHTLY, combine(combine(datasets::LargeYOLOShapes(), YOLODataset), framework::dataset::make("DataType",
+ DataType::F32)))
+{
+ // Validate output
+ validate(Accessor(_target), _reference, tolerance_f32);
+}
+TEST_SUITE_END() // FP32
+
+#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
+TEST_SUITE(FP16)
+FIXTURE_DATA_TEST_CASE(RunSmall, NEYOLOLayerFixture<half>, framework::DatasetMode::PRECOMMIT, combine(combine(datasets::SmallYOLOShapes(), YOLODataset), framework::dataset::make("DataType",
+ DataType::F16)))
+{
+ // Validate output
+ validate(Accessor(_target), _reference, tolerance_f16);
+}
+FIXTURE_DATA_TEST_CASE(RunLarge, NEYOLOLayerFixture<half>, framework::DatasetMode::NIGHTLY, combine(combine(datasets::LargeYOLOShapes(), YOLODataset), framework::dataset::make("DataType",
+ DataType::F16)))
+{
+ // Validate output
+ validate(Accessor(_target), _reference, tolerance_f16);
+}
+TEST_SUITE_END() // FP16
+#endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */
+TEST_SUITE_END() // Float
+
+TEST_SUITE_END() // YOLOLayer
+TEST_SUITE_END() // NEON
+} // namespace validation
+} // namespace test
+} // namespace arm_compute