R3
#define R3(i) ((i)&0x1f)
#define R3 %rdx
#define R3(fmt_spec, s, v) S3(fmt_spec, s, rx[i].v)
#undef R3
#define R3(fmt, s, v) S3(fmt, s, rxq[qs].v)
#undef R3
#define R3 3
#define R3 78
#define R3 3
#define R3 3
#define R3 3
#define R3 3
#define R3 BPF_REG_3
#define R3 0x18
#define R3 3 * 8