From 86608c6770cf08c138a2bdab5855072f64be09ef Mon Sep 17 00:00:00 2001
From: joshua <joshua@joshuayun.com>
Date: Sat, 30 Dec 2023 23:54:31 -0500
Subject: initial commit

---
 Drivers/CMSIS/NN/Include/arm_nn_tables.h | 56 ++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 Drivers/CMSIS/NN/Include/arm_nn_tables.h

(limited to 'Drivers/CMSIS/NN/Include/arm_nn_tables.h')

diff --git a/Drivers/CMSIS/NN/Include/arm_nn_tables.h b/Drivers/CMSIS/NN/Include/arm_nn_tables.h
new file mode 100644
index 0000000..973602b
--- /dev/null
+++ b/Drivers/CMSIS/NN/Include/arm_nn_tables.h
@@ -0,0 +1,56 @@
+/* ----------------------------------------------------------------------
+ * Project:      CMSIS NN Library
+ * Title:        arm_nn_tables.h
+ * Description:  Extern declaration for NN tables
+ *
+ * $Date:        17. January 2018
+ * $Revision:    V.1.0.0
+ *
+ * Target Processor:  Cortex-M cores
+ * -------------------------------------------------------------------- */
+/*
+ * Copyright (C) 2010-2018 Arm Limited or its affiliates. All rights reserved.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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
+ *
+ * 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.
+ */
+
+#ifndef _ARM_NN_TABLES_H
+#define _ARM_NN_TABLES_H
+
+#include "arm_math.h"
+
+/**
+* @brief tables for various activation functions
+*
+*/
+
+extern const q15_t sigmoidTable_q15[256];
+extern const q7_t sigmoidTable_q7[256];
+
+extern const q7_t tanhTable_q7[256];
+extern const q15_t tanhTable_q15[256];
+
+  /**
+   * @brief 2-way tables for various activation functions
+   *
+   * 2-way table, H table for value larger than 1/4
+   * L table for value smaller than 1/4, H table for remaining
+   * We have this only for the q15_t version. It does not make
+   * sense to have it for q7_t type
+   */
+extern const q15_t sigmoidHTable_q15[192];
+extern const q15_t sigmoidLTable_q15[128];
+
+#endif                          /*  ARM_NN_TABLES_H */
-- 
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