COMPMID-1975: Update depthwise convolution.

Change-Id: Iad58672be35710a7ec2e918653d6d529709387e8
Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Reviewed-on: https://review.mlplatform.org/c/898
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Giuseppe Rossini <giuseppe.rossini@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com>

1 files changed, 62 insertions, 0 deletions

diff --git a/arm_compute/core/utils/misc/InfoHelpers.h b/arm_compute/core/utils/misc/InfoHelpers.h
new file mode 100644
index 0000000000..704e178292
--- /dev/null
+++ b/arm_compute/core/utils/misc/InfoHelpers.h
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 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.
+ */
+#ifndef __ARM_COMPUTE_MISC_INFO_HELPERS_H__
+#define __ARM_COMPUTE_MISC_INFO_HELPERS_H__
+
+#include "arm_compute/core/Error.h"
+#include "arm_compute/core/Types.h"
+
+namespace arm_compute
+{
+namespace utils
+{
+namespace info_helpers
+{
+/** Checks if activation information correspond to a relu activation function
+ *
+ * @param[in] activation_info Activation metadata
+ *
+ * @return True if activation metadata correspond to a relu activation else false
+ */
+inline bool is_relu(ActivationLayerInfo activation_info)
+{
+    return activation_info.enabled() && activation_info.activation() == ActivationLayerInfo::ActivationFunction::RELU;
+}
+
+/** Checks if activation information correspond to a relu6 activation function
+ *
+ * @param[in] activation_info Activation metadata
+ *
+ * @return True if activation metadata correspond to a relu6 activation else false
+ */
+inline bool is_relu6(ActivationLayerInfo activation_info)
+{
+    return activation_info.enabled()
+           && activation_info.activation() == ActivationLayerInfo::ActivationFunction::LU_BOUNDED_RELU
+           && activation_info.a() == 6.f && activation_info.b() == 0.f;
+}
+} // namespace info_helpers
+} // namespace utils
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_MISC_INFO_HELPERS_H__ */