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-rw-r--r--runtimes/pure_arm_compute/src/internal/layers/SimpleNeg.cc75
1 files changed, 75 insertions, 0 deletions
diff --git a/runtimes/pure_arm_compute/src/internal/layers/SimpleNeg.cc b/runtimes/pure_arm_compute/src/internal/layers/SimpleNeg.cc
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+++ b/runtimes/pure_arm_compute/src/internal/layers/SimpleNeg.cc
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+/*
+ * Copyright (c) 2018 Samsung Electronics Co., Ltd. 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 "internal/layers/SimpleNeg.h"
+
+#include <arm_compute/runtime/CL/CLScheduler.h>
+
+void SimpleNeg::configure(::arm_compute::ITensor *input, ::arm_compute::ITensor *output)
+{
+ _input = input;
+ _output = output;
+}
+
+void SimpleNeg::run()
+{
+ auto &queue = ::arm_compute::CLScheduler::get().queue();
+ if (::internal::arm_compute::isGpuMode())
+ {
+ CAST_CL(_input)->map(queue);
+ CAST_CL(_output)->map(queue);
+ }
+
+ arm_compute::Window window;
+ window.use_tensor_dimensions(_output->info()->tensor_shape());
+
+ execute_window_loop(window, [this](const arm_compute::Coordinates &id) {
+ // NOTE Must be two input tensors of identical type
+ // Must be output tensor of the same type as input0.
+ assert(_input->info()->data_type() == _output->info()->data_type());
+
+ switch (_input->info()->data_type())
+ {
+ case ::arm_compute::DataType::F32:
+ {
+ const auto input_value = *reinterpret_cast<float *>(_input->ptr_to_element(id));
+ *reinterpret_cast<float *>(_output->ptr_to_element(id)) = -input_value;
+ break;
+ }
+ case ::arm_compute::DataType::S32:
+ {
+ const auto input_value = *reinterpret_cast<int32_t *>(_input->ptr_to_element(id));
+ *reinterpret_cast<int32_t *>(_output->ptr_to_element(id)) = -input_value;
+ break;
+ }
+ case ::arm_compute::DataType::U32:
+ {
+ const auto input_value = *reinterpret_cast<uint32_t *>(_input->ptr_to_element(id));
+ *reinterpret_cast<uint32_t *>(_output->ptr_to_element(id)) = -input_value;
+ break;
+ }
+ default:
+ throw std::runtime_error("Not supported, yet");
+ break;
+ }
+ });
+
+ if (::internal::arm_compute::isGpuMode())
+ {
+ CAST_CL(_input)->unmap(queue);
+ CAST_CL(_output)->unmap(queue);
+ }
+}