KREG_RIP
gregs->kregs[KREG_RIP] = regs->r_rip;
{ "rip", KREG_RIP, MDB_TGT_R_EXPORT },
mdb_printf("%%rip = 0x%0?p %A\n", GETREG2(KREG_RIP));
int got_pc = (gsp->kregs[KREG_RIP] != 0);
uintptr_t pc = gsp->kregs[KREG_RIP];
kregs[KREG_RIP] = pc = fr.fr_savpc;
ret = vmm_getreg(bd->bd_vmm, bd->bd_curcpu, KREG_RIP, &rip);
{ "rip", KREG_RIP, MDB_TGT_R_EXPORT },
KREG_RIP,
#define KREG_EIP KREG_RIP
#define KREG_PC KREG_RIP