fft512ptdef.h

是一个TS201的fft源代码

//***********************************************************************
//      Defines for the 512-pt FFT routine for ADSP-TS20x family of processors
//      FFT512ptDef.h
//***********************************************************************

#if !defined(__FFT512PTDEF_H_)
#define __FFT512PTDEF_H_

#define CHAR8	8

//************************************ Macros ***************************

#define mENTER \
  j26 = j27 - 0x40; k26 = k27 - 0x40;; \
  [j27 += 0xFFFFFFF4] = cJMP; k27 = k27 - 0x04;;

#define mRETURN \
  cjmp = [j26 + 0x40];; \
  cjmp(ABS)(NP); j27:24 = Q[j26 + 0x44]; k27:24 = Q[k26 + 0x44];;


//***********************************************************************

#endif //__FFT512PTDEF_H_