1 files changed, 58 insertions, 0 deletions
diff --git a/fw/cdc-dials/Drivers/CMSIS/NN/NN_Lib_Tests/nn_test/Ref_Implementations/arm_nn_mult_ref.c b/fw/cdc-dials/Drivers/CMSIS/NN/NN_Lib_Tests/nn_test/Ref_Implementations/arm_nn_mult_ref.c
new file mode 100644
index 0000000..e78850f
--- /dev/null
+++ b/fw/cdc-dials/Drivers/CMSIS/NN/NN_Lib_Tests/nn_test/Ref_Implementations/arm_nn_mult_ref.c
@@ -0,0 +1,58 @@
+/*
+ * 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.
+ */
+
+#include "arm_math.h"
+#include "arm_nnfunctions.h"
+
+void      arm_nn_mult_q7_ref(q7_t * pSrcA, 
+                             q7_t * pSrcB, 
+                             q7_t * pDst, 
+                             const uint16_t out_shift, 
+                             uint32_t blockSize) {
+    uint16_t  i;
+
+for (i = 0; i < blockSize; i++)
+    {
+		q31_t product = pSrcA[i] * pSrcB[i];
+#ifndef ARM_NN_TRUNCATE
+        pDst[i] = (q7_t)__SSAT((product + (0x1 << (out_shift - 1)))>>out_shift, 8);
+#else
+        pDst[i] = (q7_t)__SSAT(product >> out_shift, 8);
+#endif
+    }
+}
+
+void     arm_nn_mult_q15_ref(q15_t * pSrcA, 
+                             q15_t * pSrcB, 
+                             q15_t * pDst, 
+                             const uint16_t out_shift, 
+                             uint32_t blockSize) {
+    uint16_t  i;
+
+for (i = 0; i < blockSize; i++)
+    {
+		q31_t product = pSrcA[i] * pSrcB[i];
+#ifndef ARM_NN_TRUNCATE
+        pDst[i] = (q15_t)__SSAT((product + (0x1 << (out_shift - 1)))>>out_shift, 16);
+#else
+        pDst[i] = (q15_t)__SSAT(product >> out_shift, 16);
+#endif
+
+
+    }
+}