ini_cache.h

来自「ADSP-TS101S and ADSP-TS201S Real and Com」· C头文件 代码 · 共 17 行

//this file contains a macro that preloads the cache for the floating point fft benchmark

#define preload_cache     \
.extern _twiddles;         \
  j0 = j31 + _input;;      \
  LC0 = outbuff_size/4;;             \
ini_cache:                \
  xr3:0 = q[j0+=0];;     \
  if NLC0E, jump ini_cache; q[j0+=4] = xr3:0;;\
  j0 = j31 + _twiddles;;   \
  LC0 = MAX_FFT_SIZE/4;;  \
ini_cache2:               \
  xr3:0 = q[j0+=0];;      \
  if NLC0E, jump ini_cache2; q[j0+=4] = xr3:0;