22 	unsigned long mask = (val & c->low_bits) + c->low_bits;  in prep_zero_mask()  local
23 	return ~(mask | rhs);  in prep_zero_mask()
26 #define create_zero_mask(mask) (mask)  argument
28 static inline long find_zero(unsigned long mask)  in find_zero()  argument
32 	asm (PPC_CNTLZL "%0,%1" : "=r" (leading_zero_bits) : "r" (mask));  in find_zero()
85 static inline unsigned long find_zero(unsigned long mask)  in find_zero()  argument
87 	return mask >> 3;  in find_zero()
91 static inline unsigned long zero_bytemask(unsigned long mask)  in zero_bytemask()  argument
93 	return (1UL << mask) - 1;  in zero_bytemask()
113 static inline long count_masked_bytes(long mask)  in count_masked_bytes()  argument
116 	long a = (0x0ff0001+mask) >> 23;  in count_masked_bytes()
118 	return a & mask;  in count_masked_bytes()
127 static inline unsigned long find_zero(unsigned long mask)  in find_zero()  argument
129 	return count_masked_bytes(mask);  in find_zero()
135 	unsigned long mask = ((a - c->one_bits) & ~a) & c->high_bits;  in has_zero()  local
136 	*bits = mask;  in has_zero()
137 	return mask;  in has_zero()
146 #define zero_bytemask(mask) (mask)  argument