diff options
Diffstat (limited to 'Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/MatrixFunctions/mat_sub.c')
| -rw-r--r-- | Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/MatrixFunctions/mat_sub.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/MatrixFunctions/mat_sub.c b/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/MatrixFunctions/mat_sub.c new file mode 100644 index 0000000..bbd23f0 --- /dev/null +++ b/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/MatrixFunctions/mat_sub.c @@ -0,0 +1,58 @@ +#include "ref.h"
+
+arm_status ref_mat_sub_f32(
+ const arm_matrix_instance_f32 * pSrcA,
+ const arm_matrix_instance_f32 * pSrcB,
+ arm_matrix_instance_f32 * pDst)
+{
+ uint32_t i;
+ uint32_t numSamples; /* total number of elements in the matrix */
+
+ /* Total number of samples in the input matrix */
+ numSamples = (uint32_t) pSrcA->numRows * pSrcA->numCols;
+
+ for(i=0;i<numSamples;i++)
+ {
+ pDst->pData[i] = pSrcA->pData[i] - pSrcB->pData[i];
+ }
+
+ return ARM_MATH_SUCCESS;
+}
+
+arm_status ref_mat_sub_q31(
+ const arm_matrix_instance_q31 * pSrcA,
+ const arm_matrix_instance_q31 * pSrcB,
+ arm_matrix_instance_q31 * pDst)
+{
+ uint32_t i;
+ uint32_t numSamples; /* total number of elements in the matrix */
+
+ /* Total number of samples in the input matrix */
+ numSamples = (uint32_t) pSrcA->numRows * pSrcA->numCols;
+
+ for(i=0;i<numSamples;i++)
+ {
+ pDst->pData[i] = ref_sat_q31( (q63_t)pSrcA->pData[i] - pSrcB->pData[i]);
+ }
+
+ return ARM_MATH_SUCCESS;
+}
+
+arm_status ref_mat_sub_q15(
+ const arm_matrix_instance_q15 * pSrcA,
+ const arm_matrix_instance_q15 * pSrcB,
+ arm_matrix_instance_q15 * pDst)
+{
+ uint32_t i;
+ uint32_t numSamples; /* total number of elements in the matrix */
+
+ /* Total number of samples in the input matrix */
+ numSamples = (uint32_t) pSrcA->numRows * pSrcA->numCols;
+
+ for(i=0;i<numSamples;i++)
+ {
+ pDst->pData[i] = ref_sat_q15( (q31_t)pSrcA->pData[i] - pSrcB->pData[i]);
+ }
+
+ return ARM_MATH_SUCCESS;
+}
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