r_reg
memcpy(®s->r_reg[0], &tf->tf_x[0], sizeof(regs->r_reg));
memcpy(&tf->tf_x[0], ®s->r_reg[0], sizeof(tf->tf_x));
uint64_t r_reg[30];
uint64_t r_reg[32];
memcpy(tf->fixreg, regs->r_reg, sizeof(regs->r_reg));
memcpy(regs->r_reg, tf->fixreg, sizeof(regs->r_reg));
WRITE_REG(sc, r->r_reg, TXP_IDX2OFFSET(prod));
sc->sc_txhir.r_reg = TXP_H2A_1;
sc->sc_txlor.r_reg = TXP_H2A_3;
u_int32_t r_reg; /* register to activate */
static int r_reg(struct tailfile *, enum STYLE, off_t);
r_reg(&(tf[i]), style, off) != 0) {