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| author | joshua <joshua@joshuayun.com> | 2023-12-30 23:54:31 -0500 |
|---|---|---|
| committer | joshua <joshua@joshuayun.com> | 2023-12-30 23:54:31 -0500 |
| commit | 86608c6770cf08c138a2bdab5855072f64be09ef (patch) | |
| tree | 494a61b3ef37e76f9235a0d10f5c93d97290a35f /Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sqrt.c | |
| download | sdr-software-86608c6770cf08c138a2bdab5855072f64be09ef.tar.gz | |
Diffstat (limited to 'Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sqrt.c')
| -rw-r--r-- | Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sqrt.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sqrt.c b/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sqrt.c new file mode 100644 index 0000000..9dc34af --- /dev/null +++ b/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sqrt.c @@ -0,0 +1,15 @@ +#include "ref.h"
+
+arm_status ref_sqrt_q31(q31_t in, q31_t * pOut)
+{
+ *pOut = (q31_t)(sqrtf((float32_t)in / 2147483648.0f) * 2147483648.0f);
+
+ return ARM_MATH_SUCCESS;
+}
+
+arm_status ref_sqrt_q15(q15_t in, q15_t * pOut)
+{
+ *pOut = (q15_t)(sqrtf((float32_t)in / 32768.0f) * 32768.0f);
+
+ return ARM_MATH_SUCCESS;
+}
|