-rw-r--r-- 464 libcpucycles-20230110/cpucycles/sparc64-rdtick.c raw
// version 20230105 // public domain // djb // adapted from supercop/cpucycles/sparccpuinfo.c #include "cpucycles_internal.h" #if defined(__sparcv8) || defined(__sparcv8plus) #error this code is only for sparc64 platforms #endif long long ticks(void) { long long result; asm volatile("rd %%tick,%0" : "=r" (result)); return result; } long long ticks_setup(void) { if (!cpucycles_works(ticks)) return cpucycles_SKIP; return cpucycles_CYCLECOUNTER; }