COMPMID-1756: NEON: Implement RSqrt, Exp

Change-Id: I6b140b8868b04f7d3032a51831a80829e8e1560e
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/165590
Tested-by: bsgcomp <bsgcomp@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Reviewed-on: https://review.mlplatform.org/470
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 54 insertions, 0 deletions

diff --git a/src/runtime/NEON/functions/NEElementwiseUnaryLayer.cpp b/src/runtime/NEON/functions/NEElementwiseUnaryLayer.cpp
new file mode 100644
index 0000000000..10142c732f
--- /dev/null
+++ b/src/runtime/NEON/functions/NEElementwiseUnaryLayer.cpp
@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2018-2019 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/NEElementwiseUnaryLayer.h"
+
+#include "arm_compute/core/NEON/kernels/NEElementwiseUnaryKernel.h"
+#include "support/ToolchainSupport.h"
+
+#include <utility>
+
+namespace arm_compute
+{
+void NERsqrtLayer::configure(const ITensor *input, ITensor *output)
+{
+    auto k = arm_compute::support::cpp14::make_unique<NEElementwiseUnaryKernel>();
+    k->configure(ElementWiseUnary::RSQRT, input, output);
+    _kernel = std::move(k);
+}
+Status NERsqrtLayer::validate(const ITensorInfo *input, const ITensorInfo *output)
+{
+    return NEElementwiseUnaryKernel::validate(ElementWiseUnary::RSQRT, input, output);
+}
+
+void NEExpLayer::configure(const ITensor *input, ITensor *output)
+{
+    auto k = arm_compute::support::cpp14::make_unique<NEElementwiseUnaryKernel>();
+    k->configure(ElementWiseUnary::EXP, input, output);
+    _kernel = std::move(k);
+}
+Status NEExpLayer::validate(const ITensorInfo *input, const ITensorInfo *output)
+{
+    return NEElementwiseUnaryKernel::validate(ElementWiseUnary::EXP, input, output);
+}
+} // namespace arm_compute