diff options
author | jaseg <git@jaseg.de> | 2020-12-20 15:18:02 +0100 |
---|---|---|
committer | jaseg <git@jaseg.de> | 2020-12-20 15:18:02 +0100 |
commit | 94f94260ace13688285fc8c62687079b26c18854 (patch) | |
tree | 4691249052e28be4d3515c6d2ed4b40545c21ea7 /fw/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/TransformFunctions/bitreversal.c | |
parent | 3559d845d29272050d4d44e18e0bb84e676e48ff (diff) | |
download | minikbd-94f94260ace13688285fc8c62687079b26c18854.tar.gz minikbd-94f94260ace13688285fc8c62687079b26c18854.tar.bz2 minikbd-94f94260ace13688285fc8c62687079b26c18854.zip |
Submodule-cache WIP
Diffstat (limited to 'fw/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/TransformFunctions/bitreversal.c')
-rw-r--r-- | fw/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/TransformFunctions/bitreversal.c | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/fw/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/TransformFunctions/bitreversal.c b/fw/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/TransformFunctions/bitreversal.c deleted file mode 100644 index 4751821..0000000 --- a/fw/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/TransformFunctions/bitreversal.c +++ /dev/null @@ -1,30 +0,0 @@ -#include "ref.h"
-
-
-;/*
-;* @brief In-place bit reversal function.
-;* @param[in, out] *pSrc points to the in-place buffer of unknown 32-bit data type.
-;* @param[in] bitRevLen bit reversal table length
-;* @param[in] *pBitRevTab points to bit reversal table.
-;* @return none.
-;*/
-void arm_bitreversal_32(uint32_t *pSrc, uint32_t bitRevLen, uint32_t *pBitRevTab)
-{
- uint32_t a,b,i,tmp;
-
- for(i=0; i<bitRevLen; i++)
- {
- a = pBitRevTab[2*i];
- b = pBitRevTab[2*i + 1];
-
- //real
- tmp = pSrc[a];
- pSrc[a] = pSrc[b];
- pSrc[b] = tmp;
-
- //complex
- tmp = pSrc[a+1];
- pSrc[a+1] = pSrc[b+1];
- pSrc[b+1] = tmp;
- }
-}
|