Imported Upstream version 0.3upstream/0.3

1 files changed, 79 insertions, 0 deletions

diff --git a/runtimes/pure_arm_compute/src/internal/layers/SimpleCastLayer.cc b/runtimes/pure_arm_compute/src/internal/layers/SimpleCastLayer.cc
new file mode 100644
index 000000000..7c7706a78
--- /dev/null
+++ b/runtimes/pure_arm_compute/src/internal/layers/SimpleCastLayer.cc
@@ -0,0 +1,79 @@
+/*
+ * 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/SimpleCastLayer.h"
+
+#include <arm_compute/runtime/CL/CLScheduler.h>
+
+void SimpleCastLayer::castData(::arm_compute::ITensor *in, ::arm_compute::ITensor *out,
+                               const arm_compute::Coordinates &id)
+{
+  switch (in->info()->data_type())
+  {
+    case ::arm_compute::DataType::F32:
+    {
+      copyCast(*reinterpret_cast<float *>(in->ptr_to_element(id)), out, id);
+      break;
+    }
+    case ::arm_compute::DataType::S32:
+    {
+      copyCast(*reinterpret_cast<int32_t *>(in->ptr_to_element(id)), out, id);
+      break;
+    }
+    case ::arm_compute::DataType::U32:
+    {
+      copyCast(*reinterpret_cast<uint32_t *>(in->ptr_to_element(id)), out, id);
+      break;
+    }
+    case ::arm_compute::DataType::QASYMM8:
+    {
+      const uint8_t quantizedValue = *(in->ptr_to_element(id));
+      copyCast(in->info()->quantization_info().dequantize(quantizedValue), out, id);
+      break;
+    }
+    default:
+      throw std::runtime_error("Not supported, yet");
+      break;
+  }
+}
+
+void SimpleCastLayer::configure(::arm_compute::ITensor *in, ::arm_compute::ITensor *out)
+{
+  _in = in;
+  _out = out;
+}
+
+void SimpleCastLayer::run(void)
+{
+  if (::internal::arm_compute::isGpuMode())
+  {
+    auto &q = ::arm_compute::CLScheduler::get().queue();
+    CAST_CL(_in)->map(q);
+    CAST_CL(_out)->map(q);
+  }
+
+  arm_compute::Window window;
+  window.use_tensor_dimensions(_out->info()->tensor_shape());
+
+  execute_window_loop(window,
+                      [this](const arm_compute::Coordinates &id) { castData(_in, _out, id); });
+
+  if (::internal::arm_compute::isGpuMode())
+  {
+    auto &q = ::arm_compute::CLScheduler::get().queue();
+    CAST_CL(_out)->unmap(q);
+    CAST_CL(_in)->unmap(q);
+  }
+}