1 files changed, 155 insertions, 0 deletions
diff --git a/compiler/coco/core/src/IR/KernelLayouts.cpp b/compiler/coco/core/src/IR/KernelLayouts.cpp
new file mode 100644
index 000000000..6e9a1575a
--- /dev/null
+++ b/compiler/coco/core/src/IR/KernelLayouts.cpp
@@ -0,0 +1,155 @@
+/*
+ * 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 "coco/IR/KernelLayouts.h"
+
+#include <nncc/core/ADT/kernel/NCHWLayout.h>
+#include <nncc/core/ADT/kernel/NHWCLayout.h>
+
+#include <cassert>
+
+using namespace nncc::core::ADT::kernel;
+
+using nncc::core::ADT::kernel::num_elements;
+using nncc::core::ADT::kernel::Shape;
+
+//
+// NCHW Layout
+//
+namespace coco
+{
+namespace KernelLayouts
+{
+
+const KernelLayout::ID *NCHW::uid(void)
+{
+  struct LayoutID final : public KernelLayout::ID
+  {
+  };
+  static LayoutID id;
+  return &id;
+}
+
+ElemID NCHW::at(uint32_t n, uint32_t ch, uint32_t row, uint32_t col) const
+{
+  static NCHWLayout l;
+  return ElemID{l.offset(_shape, n, ch, row, col)};
+}
+
+std::unique_ptr<NCHW> NCHW::create(const nncc::core::ADT::kernel::Shape &shape)
+{
+  // NOTE It is impossible to use make_unique here as the constructor is private
+  return std::unique_ptr<NCHW>{new NCHW{shape}};
+}
+
+} // namespace KernelLayouts
+} // namespace coco
+
+//
+// NHWC Layout
+//
+namespace coco
+{
+namespace KernelLayouts
+{
+
+const KernelLayout::ID *NHWC::uid(void)
+{
+  struct LayoutID final : public KernelLayout::ID
+  {
+  };
+  static LayoutID id;
+  return &id;
+}
+
+ElemID NHWC::at(uint32_t n, uint32_t ch, uint32_t row, uint32_t col) const
+{
+  static NHWCLayout l;
+  return ElemID{l.offset(_shape, n, ch, row, col)};
+}
+
+std::unique_ptr<NHWC> NHWC::create(const nncc::core::ADT::kernel::Shape &shape)
+{
+  // NOTE It is impossible to use make_unique here as the constructor is private
+  return std::unique_ptr<NHWC>{new NHWC{shape}};
+}
+
+} // namespace KernelLayouts
+} // namespace coco
+
+//
+// Generic Layout
+//
+namespace
+{
+
+nncc::core::ADT::kernel::NCHWLayout l;
+
+} // namespace
+
+namespace coco
+{
+namespace KernelLayouts
+{
+
+Generic::Generic(const nncc::core::ADT::kernel::Shape &shape) : _shape{shape}
+{
+  _content.resize(num_elements(_shape));
+}
+
+const KernelLayout::ID *Generic::uid(void)
+{
+  struct LayoutID final : public KernelLayout::ID
+  {
+  };
+  static LayoutID id;
+  return &id;
+}
+
+ElemID &Generic::at(uint32_t n, uint32_t ch, uint32_t row, uint32_t col)
+{
+  return _content.at(l.offset(_shape, n, ch, row, col));
+}
+
+ElemID Generic::at(uint32_t n, uint32_t ch, uint32_t row, uint32_t col) const
+{
+  return _content.at(l.offset(_shape, n, ch, row, col));
+}
+
+void Generic::reorder(const nncc::core::ADT::kernel::Layout &l)
+{
+  for (uint32_t n = 0; n < shape().count(); ++n)
+  {
+    for (uint32_t ch = 0; ch < shape().depth(); ++ch)
+    {
+      for (uint32_t row = 0; row < shape().height(); ++row)
+      {
+        for (uint32_t col = 0; col < shape().width(); ++col)
+        {
+          at(n, ch, row, col) = ElemID{l.offset(shape(), n, ch, row, col)};
+        }
+      }
+    }
+  }
+}
+
+std::unique_ptr<Generic> Generic::create(const Shape &shape)
+{
+  return std::unique_ptr<Generic>{new Generic{shape}};
+}
+
+} // namespace KernelLayouts
+} // namespace coco