1 files changed, 88 insertions, 0 deletions
diff --git a/src/cpu/operators/CpuActivation.cpp b/src/cpu/operators/CpuActivation.cpp
new file mode 100644
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+++ b/src/cpu/operators/CpuActivation.cpp
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2021-2022 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 "src/cpu/operators/CpuActivation.h"
+
+#include "arm_compute/runtime/NEON/NEScheduler.h"
+
+#include "src/common/IOperator.h"
+#include "src/common/utils/LegacySupport.h"
+#include "src/common/utils/Log.h"
+#include "src/cpu/CpuContext.h"
+#include "src/cpu/kernels/CpuActivationKernel.h"
+
+namespace arm_compute
+{
+namespace cpu
+{
+void CpuActivation::configure(const ITensorInfo *input, ITensorInfo *output, const ActivationLayerInfo &activation_info)
+{
+    ARM_COMPUTE_LOG_PARAMS(input, output, activation_info);
+    auto k = std::make_unique<kernels::CpuActivationKernel>();
+    k->configure(input, output, activation_info);
+    _kernel = std::move(k);
+}
+
+Status
+CpuActivation::validate(const ITensorInfo *input, const ITensorInfo *output, const ActivationLayerInfo &activation_info)
+{
+    return kernels::CpuActivationKernel::validate(input, output, activation_info);
+}
+
+void CpuActivation::run(ITensorPack &tensors)
+{
+    ARM_COMPUTE_ERROR_ON_MSG(tensors.empty(), "No inputs provided");
+    auto split_dimension = static_cast<kernels::CpuActivationKernel *>(_kernel.get())->get_split_dimension_hint();
+    NEScheduler::get().schedule_op(_kernel.get(), split_dimension, _kernel->window(), tensors);
+}
+
+std::tuple<IOperator *, StatusCode> CpuContext::create_activation(const AclTensorDescriptor     &src,
+                                                                  const AclTensorDescriptor     &dst,
+                                                                  const AclActivationDescriptor &act,
+                                                                  bool                           is_validate)
+{
+    TensorInfo src_info = detail::convert_to_legacy_tensor_info(src);
+    TensorInfo dst_info = detail::convert_to_legacy_tensor_info(dst);
+    auto       info     = detail::convert_to_activation_info(act);
+
+    if (is_validate &&
+        !bool(CpuActivation::validate(&src_info.set_is_resizable(false), &dst_info.set_is_resizable(false), info)))
+    {
+        return std::make_tuple(nullptr, StatusCode::UnsupportedConfig);
+    }
+
+    auto act_op = std::make_unique<cpu::CpuActivation>();
+    act_op->configure(&src_info, &dst_info, info);
+
+    auto op = new arm_compute::IOperator(static_cast<IContext *>(this));
+    if (op == nullptr)
+    {
+        ARM_COMPUTE_LOG_ERROR_ACL("Couldn't allocate internal resources");
+        return std::make_tuple(nullptr, StatusCode::OutOfMemory);
+    }
+    op->set_internal_operator(std::move(act_op));
+
+    return std::make_tuple(op, StatusCode::Success);
+}
+} // namespace cpu
+} // namespace arm_compute