1 files changed, 57 insertions, 0 deletions
diff --git a/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/sub.c b/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/sub.c
new file mode 100644
index 0000000..da89e95
--- /dev/null
+++ b/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/sub.c
@@ -0,0 +1,57 @@
+#include "ref.h"
+
+void ref_sub_f32(
+  float32_t * pSrcA,
+  float32_t * pSrcB,
+  float32_t * pDst,
+  uint32_t blockSize)
+{
+	uint32_t i;
+	
+	for(i=0;i<blockSize;i++)
+	{
+		pDst[i] = pSrcA[i] - pSrcB[i];
+	}
+}
+
+void ref_sub_q31(
+  q31_t * pSrcA,
+  q31_t * pSrcB,
+  q31_t * pDst,
+  uint32_t blockSize)
+{
+	uint32_t i;
+	
+	for(i=0;i<blockSize;i++)
+	{
+		pDst[i] = ref_sat_q31( (q63_t)pSrcA[i] - pSrcB[i] );
+	}
+}
+
+void ref_sub_q15(
+  q15_t * pSrcA,
+  q15_t * pSrcB,
+  q15_t * pDst,
+  uint32_t blockSize)
+{
+	uint32_t i;
+	
+	for(i=0;i<blockSize;i++)
+	{
+		pDst[i] = ref_sat_q15( (q31_t)pSrcA[i] - pSrcB[i] );
+	}
+}
+
+void ref_sub_q7(
+  q7_t * pSrcA,
+  q7_t * pSrcB,
+  q7_t * pDst,
+  uint32_t blockSize)
+{
+	uint32_t i;
+	
+	for(i=0;i<blockSize;i++)
+	{
+		pDst[i] = ref_sat_q7( (q15_t)pSrcA[i] - pSrcB[i] );
+	}
+}