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-rw-r--r--src/cpu/operators/CpuConcatenate.cpp170
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diff --git a/src/cpu/operators/CpuConcatenate.cpp b/src/cpu/operators/CpuConcatenate.cpp
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+/*
+ * Copyright (c) 2018-2021 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/CpuConcatenate.h"
+
+#include "arm_compute/core/Error.h"
+#include "arm_compute/core/ITensor.h"
+#include "arm_compute/core/TensorInfo.h"
+#include "arm_compute/core/Types.h"
+#include "arm_compute/core/utils/misc/ShapeCalculator.h"
+#include "arm_compute/core/Validate.h"
+#include "arm_compute/runtime/NEON/NEScheduler.h"
+
+#include "src/common/utils/Log.h"
+#include "src/core/helpers/AutoConfiguration.h"
+#include "src/cpu/kernels/CpuConcatenateBatchKernel.h"
+#include "src/cpu/kernels/CpuConcatenateDepthKernel.h"
+#include "src/cpu/kernels/CpuConcatenateHeightKernel.h"
+#include "src/cpu/kernels/CpuConcatenateWidthKernel.h"
+
+namespace arm_compute
+{
+namespace cpu
+{
+void CpuConcatenate::configure(const std::vector<const ITensorInfo *> &srcs_vector, ITensorInfo *dst, size_t axis)
+{
+ ARM_COMPUTE_ERROR_ON(dst == nullptr);
+ ARM_COMPUTE_LOG_PARAMS(srcs_vector, dst, axis);
+
+ _axis = axis;
+ _num_srcs = srcs_vector.size();
+
+ TensorShape dst_shape = arm_compute::misc::shape_calculator::calculate_concatenate_shape(srcs_vector, axis);
+
+ // Output auto inizialitation if not yet initialized
+ auto_init_if_empty(*dst, dst_shape, 1, srcs_vector[0]->data_type());
+ ARM_COMPUTE_ERROR_THROW_ON(CpuConcatenate::validate(srcs_vector, dst, axis));
+
+ unsigned int offset = 0;
+
+ for (unsigned int i = 0; i < _num_srcs; ++i)
+ {
+ switch (axis)
+ {
+ case Window::DimX:
+ {
+ auto kernel = std::make_unique<kernels::CpuConcatenateWidthKernel>();
+ kernel->configure(srcs_vector.at(i), offset, dst);
+ _concat_kernels.emplace_back(std::move(kernel));
+ break;
+ }
+ case Window::DimY:
+ {
+ auto kernel = std::make_unique<kernels::CpuConcatenateHeightKernel>();
+ kernel->configure(srcs_vector.at(i), offset, dst);
+ _concat_kernels.emplace_back(std::move(kernel));
+ break;
+ }
+ case Window::DimZ:
+ {
+ auto kernel = std::make_unique<kernels::CpuConcatenateDepthKernel>();
+ kernel->configure(srcs_vector.at(i), offset, dst);
+ _concat_kernels.emplace_back(std::move(kernel));
+ break;
+ }
+ case 3:
+ {
+ auto kernel = std::make_unique<kernels::CpuConcatenateBatchKernel>();
+ kernel->configure(srcs_vector.at(i), offset, dst);
+ _concat_kernels.emplace_back(std::move(kernel));
+ break;
+ }
+ default:
+ ARM_COMPUTE_ERROR("Axis not supported");
+ }
+ offset += srcs_vector.at(i)->dimension(axis);
+ }
+}
+
+Status
+CpuConcatenate::validate(const std::vector<const ITensorInfo *> &srcs_vector, const ITensorInfo *dst, size_t axis)
+{
+ ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(dst);
+ ARM_COMPUTE_RETURN_ERROR_ON(srcs_vector.size() < 2);
+
+ unsigned int offset = 0;
+ for (const auto &src : srcs_vector)
+ {
+ ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(src);
+ switch (axis)
+ {
+ case Window::DimX:
+ {
+ ARM_COMPUTE_RETURN_ON_ERROR(kernels::CpuConcatenateWidthKernel::validate(src, offset, dst));
+ break;
+ }
+ case Window::DimY:
+ {
+ ARM_COMPUTE_RETURN_ON_ERROR(kernels::CpuConcatenateHeightKernel::validate(src, offset, dst));
+ break;
+ }
+ case Window::DimZ:
+ {
+ ARM_COMPUTE_RETURN_ON_ERROR(kernels::CpuConcatenateDepthKernel::validate(src, offset, dst));
+ break;
+ }
+ case 3:
+ {
+ ARM_COMPUTE_RETURN_ON_ERROR(kernels::CpuConcatenateBatchKernel::validate(src, offset, dst));
+ break;
+ }
+ default:
+ ARM_COMPUTE_ERROR("Axis not supported");
+ }
+ offset += src->dimension(axis);
+ }
+
+ if (dst->total_size() != 0)
+ {
+ TensorShape dst_shape = arm_compute::misc::shape_calculator::calculate_concatenate_shape(srcs_vector, axis);
+ ARM_COMPUTE_RETURN_ERROR_ON(dst_shape.total_size() != dst->tensor_shape().total_size());
+ }
+
+ return Status{};
+}
+
+void CpuConcatenate::run(ITensorPack &tensors)
+{
+ if (tensors.empty())
+ {
+ ARM_COMPUTE_ERROR("No inputs provided");
+ }
+
+ if (static_cast<int>(tensors.size() - 1) != static_cast<int>(_num_srcs))
+ {
+ ARM_COMPUTE_ERROR("Configured with different number of inputs");
+ }
+
+ int i = 0;
+ for (auto &k : _concat_kernels)
+ {
+ ITensorPack pack;
+ pack.add_tensor(TensorType::ACL_SRC, tensors.get_const_tensor(ACL_SRC_VEC + i));
+ pack.add_tensor(TensorType::ACL_DST, tensors.get_tensor(ACL_DST));
+ NEScheduler::get().schedule_op(k.get(), Window::DimY, k->window(), pack);
+ ++i;
+ }
+}
+} // namespace cpu
+} // namespace arm_compute