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+/*
+ * Copyright (c) 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/runtime/cpu/operators/CpuPoolingAssemblyDispatch.h"
+
+#include "arm_compute/core/ITensor.h"
+#include "arm_compute/runtime/NEON/NEScheduler.h"
+#include "src/core/CPP/Validate.h"
+#include "src/core/cpu/kernels/CpuPoolingAssemblyWrapperKernel.h"
+
+namespace arm_compute
+{
+namespace cpu
+{
+CpuPoolingAssemblyDispatch::CpuPoolingAssemblyDispatch(std::shared_ptr<IMemoryManager> memory_manager)
+ : _memory_group(std::move(memory_manager)),
+ _workspace(),
+ _is_global_pooling_layer(false)
+{
+}
+
+CpuPoolingAssemblyDispatch::~CpuPoolingAssemblyDispatch() = default;
+
+void CpuPoolingAssemblyDispatch::configure(const ITensorInfo *src, ITensorInfo *dst, const PoolingLayerInfo &info)
+{
+ const CPUInfo &ci = NEScheduler::get().cpu_info();
+ const unsigned int num_threads = NEScheduler::get().num_threads();
+
+ // If we don't support a combination of data types, silently return: it is the caller's responsibility to check if configure() was successful via is_configured()
+ if(!CpuPoolingAssemblyDispatch::validate(src, dst, info))
+ {
+ return;
+ }
+
+ auto pooling_wrapper = std::make_unique<kernels::CpuPoolingAssemblyWrapperKernel>();
+ ARM_COMPUTE_ERROR_ON(pooling_wrapper == nullptr);
+ pooling_wrapper->configure(src, dst, info, ci);
+
+ // Check if we have Global Pooling Layer
+ _is_global_pooling_layer = (src->dimension(2) == info.pool_size.width) && (src->dimension(1) == info.pool_size.height);
+
+ // Allocate workspace based on kernel's memory requirements
+ constexpr size_t alignment = 4096;
+ const size_t workspace_size = pooling_wrapper->get_working_size(num_threads);
+ _workspace.allocator()->init(TensorInfo(TensorShape{ (workspace_size + alignment /* FIXME: remove alignment after COMPMID-1088 */) }, 1, DataType::S8), alignment);
+ _memory_group.manage(&_workspace);
+ _workspace.allocator()->allocate();
+
+ _kernel = std::move(pooling_wrapper);
+}
+
+Status CpuPoolingAssemblyDispatch::validate(const ITensorInfo *src, const ITensorInfo *dst, const PoolingLayerInfo &info)
+{
+ return kernels::CpuPoolingAssemblyWrapperKernel::validate(src, dst, info);
+}
+
+bool CpuPoolingAssemblyDispatch::is_configured() const
+{
+ return _kernel != nullptr;
+}
+
+void CpuPoolingAssemblyDispatch::run(ITensorPack &tensors)
+{
+ ARM_COMPUTE_ERROR_ON_MSG(tensors.empty(), "No srcs provided");
+
+ tensors.add_tensor(TensorType::ACL_DST_1, &_workspace);
+
+ if(_is_global_pooling_layer)
+ {
+ NEScheduler::get().schedule_op(_kernel.get(), Window::DimX, _kernel->window(), tensors);
+ }
+ else
+ {
+ NEScheduler::get().schedule_op(_kernel.get(), Window::DimY, _kernel->window(), tensors);
+ }
+}
+} // namespace cpu
+} // namespace arm_compute