ecx 51 core/ngx_cpuinfo.c uint32_t eax, ebx, ecx, edx; ecx 57 core/ngx_cpuinfo.c : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) : "a" (i) ); ecx 62 core/ngx_cpuinfo.c buf[3] = ecx;