Function __clock_cycles

src/platforms/esp/32/core/clock_cycles.h:58–66

__attribute__ ((always_inline)) inline static fl::u32 __clock_cycles() {
  fl::u32 cyc;
#ifdef FASTLED_XTENSA
  __asm__ __volatile__ ("rsr %0,ccount":"=a" (cyc)) FL_NOEXCEPT;
#else
  cyc = __cpu_hal_get_cycle_count();
#endif
  return cyc;
}