COMPMID-: Implement L2NormalizationLayer.

Change-Id: I2223850b84826a87650729d287c57c22bcab7462
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/82767
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>

1 files changed, 50 insertions, 0 deletions

diff --git a/src/runtime/NEON/functions/NEL2Normalize.cpp b/src/runtime/NEON/functions/NEL2Normalize.cpp
new file mode 100644
index 0000000000..378d78e3f3
--- /dev/null
+++ b/src/runtime/NEON/functions/NEL2Normalize.cpp
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2017 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 "arm_compute/runtime/NEON/functions/NEL2Normalize.h"
+
+#include "arm_compute/core/Helpers.h"
+#include "arm_compute/runtime/NEON/NEScheduler.h"
+
+using namespace arm_compute;
+
+NEL2Normalize::NEL2Normalize()
+    : _reduce_func(), _normalize_kernel(), _sumsq()
+{
+}
+
+void NEL2Normalize::configure(ITensor *input, ITensor *output, unsigned int axis, float epsilon)
+{
+    // Configure Kernels
+    _reduce_func.configure(input, &_sumsq, axis, ReductionOperation::SUM_SQUARE);
+    _normalize_kernel.configure(input, &_sumsq, output, axis, epsilon);
+
+    // Allocate intermediate tensors
+    _sumsq.allocator()->allocate();
+}
+
+void NEL2Normalize::run()
+{
+    _reduce_func.run();
+    NEScheduler::get().schedule(&_normalize_kernel, Window::DimY);
+}