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| author | JanHenrik <janhenrik@janhenrik.org> | 2020-04-01 00:40:03 +0200 |
|---|---|---|
| committer | JanHenrik <janhenrik@janhenrik.org> | 2020-04-01 00:40:03 +0200 |
| commit | f7de54fc6fa6b40dfa2dfbe4c2a8ee933affa126 (patch) | |
| tree | 78465e38a01011dc9f17eb73416011310532017f /cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/shift.c | |
| parent | 3ec13d81e70e52246545c720abe756ccf09fb231 (diff) | |
| download | minikbd-f7de54fc6fa6b40dfa2dfbe4c2a8ee933affa126.tar.gz minikbd-f7de54fc6fa6b40dfa2dfbe4c2a8ee933affa126.tar.bz2 minikbd-f7de54fc6fa6b40dfa2dfbe4c2a8ee933affa126.zip | |
added files
Diffstat (limited to 'cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/shift.c')
| -rw-r--r-- | cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/shift.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/shift.c b/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/shift.c new file mode 100644 index 0000000..3bc53ad --- /dev/null +++ b/cdc-dials/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;
+ }
+ }
+}
|