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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/BasicMathFunctions/shift.c | |
| download | sdr-software-86608c6770cf08c138a2bdab5855072f64be09ef.tar.gz | |
Diffstat (limited to 'Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/shift.c')
| -rw-r--r-- | Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/shift.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/shift.c b/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/shift.c new file mode 100644 index 0000000..3bc53ad --- /dev/null +++ b/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/shift.c @@ -0,0 +1,73 @@ +#include "ref.h"
+
+void ref_shift_q31(
+ q31_t * pSrc,
+ int8_t shiftBits,
+ q31_t * pDst,
+ uint32_t blockSize)
+{
+ uint32_t i;
+
+ if (shiftBits < 0)
+ {
+ for(i=0;i<blockSize;i++)
+ {
+ pDst[i] = pSrc[i] << shiftBits;
+ }
+ }
+ else
+ {
+ for(i=0;i<blockSize;i++)
+ {
+ pDst[i] = pSrc[i] >> -shiftBits;
+ }
+ }
+}
+
+void ref_shift_q15(
+ q15_t * pSrc,
+ int8_t shiftBits,
+ q15_t * pDst,
+ uint32_t blockSize)
+{
+ uint32_t i;
+
+ if (shiftBits < 0)
+ {
+ for(i=0;i<blockSize;i++)
+ {
+ pDst[i] = pSrc[i] << shiftBits;
+ }
+ }
+ else
+ {
+ for(i=0;i<blockSize;i++)
+ {
+ pDst[i] = pSrc[i] >> -shiftBits;
+ }
+ }
+}
+
+void ref_shift_q7(
+ q7_t * pSrc,
+ int8_t shiftBits,
+ q7_t * pDst,
+ uint32_t blockSize)
+{
+ uint32_t i;
+
+ if (shiftBits < 0)
+ {
+ for(i=0;i<blockSize;i++)
+ {
+ pDst[i] = pSrc[i] << shiftBits;
+ }
+ }
+ else
+ {
+ for(i=0;i<blockSize;i++)
+ {
+ pDst[i] = pSrc[i] >> -shiftBits;
+ }
+ }
+}
|