39 #  define __REGSET(var, field, value)					\  argument
40 	((var) = (((var) & ~((field) & ~(value))) | (value)))
42 #  define REGSET(var, reg, field, value)				\  argument
43 	__REGSET(var, reg ## _ ## field, reg ## _ ## field ## _ ## value)
45 #  define REGSET_IDX(var, reg, field, idx, value)			\  argument
46 	__REGSET(var, reg ## _ ## field((idx)), reg ## _ ## field ## _ ## value((idx)))
48 #  define REGSETIM(var, reg, field, value)				\  argument
49 	__REGSET(var, reg ## _ ## field, __REGVAL(reg ## _ ## field, (value)))
51 #  define REGSETIM_IDX(var, reg, field, idx, value)			\  argument
52 	__REGSET(var, reg ## _ ## field((idx)), __REGVAL(reg ## _ ## field((idx)), (value)))
54 #  define __REGGET(var, field)						\  argument
55 	(((var) & (field)))
57 #  define REGGET(var, reg, field)					\  argument
58 	 __REGGET(var, reg ## _ ## field)
60 #  define REGGET_IDX(var, reg, field, idx)				\  argument
61 	 __REGGET(var, reg ## _ ## field((idx)))
63 #  define REGGETIM(var, reg, field)					\  argument
64 	 __REGGET(var, reg ## _ ## field) / __REGSHIFT(reg ## _ ## field)
66 #  define REGGETIM_IDX(var, reg, field, idx)				\  argument
67 	 __REGGET(var, reg ## _ ## field((idx))) /			\