FRAME_V0
DBREG(v0, FRAME_V0),
FRAME_V0,
decode_syscall(db_alpha_tf_reg(tf, FRAME_V0),
gdb_regs[KGDB_REG_V0 ] = regs->tf_regs[FRAME_V0];
regs->tf_regs[FRAME_V0 ] = gdb_regs[KGDB_REG_V0];
framep->tf_regs[FRAME_V0] = rval[0];
framep->tf_regs[FRAME_V0] = error;
framep->tf_regs[FRAME_V0] = rval[0];
framep->tf_regs[FRAME_V0] = error;
regp->r_regs[R_V0] = framep->tf_regs[FRAME_V0];
framep->tf_regs[FRAME_V0] = regp->r_regs[R_V0];
tf->tf_regs[FRAME_V0] = rval[0];
tf->tf_regs[FRAME_V0] = error;
framep->tf_regs[FRAME_V0] = error;
FRAME_V0, FRAME_T0, FRAME_T1, FRAME_T2,
l2tf->tf_regs[FRAME_V0] = l1->l_proc->p_pid; /* parent's pid */