Lines Matching +full:value +full:- +full:start

1 /* SPDX-License-Identifier: GPL-2.0 */
11  * - avoid multiple evaluations of the arguments (so side-effects like
12  *   "x++" happen only once) when non-constant.
13  * - perform strict type-checking (to generate warnings instead of
16  * - retain result as a constant expressions when called with only
64  * min - return minimum of two values of the same or compatible types
65  * @x: first value
66  * @y: second value
71  * max - return maximum of two values of the same or compatible types
72  * @x: first value
73  * @y: second value
78  * min3 - return minimum of three values
79  * @x: first value
80  * @y: second value
81  * @z: third value
86  * max3 - return maximum of three values
87  * @x: first value
88  * @y: second value
89  * @z: third value
94  * min_not_zero - return the minimum that is _not_ zero, unless both are zero
104  * clamp - return a value clamped to a given range with strict typechecking
105  * @val: current value
106  * @lo: lowest allowable value
107  * @hi: highest allowable value
122  * min_t - return minimum of two values, using the specified type
124  * @x: first value
125  * @y: second value
130  * max_t - return maximum of two values, using the specified type
132  * @x: first value
133  * @y: second value
139  * _Generic(foo, type-name: association, ..., default: association) performs a
141  * Do not use the const keyword in the type-name as it will not match the
160  * In the following legit use-case where the "array" passed is a simple pointer,
162  * --- 8< ---
166  * --- 8< ---
178 	__unconst_integer_typeof(__array[0]) __element = __array[--__len]; \
179 	while (__len--)							\
184  * min_array - return minimum of values present in an array
193  * max_array - return maximum of values present in an array
202  * clamp_t - return a value clamped to a given range using a given type
204  * @val: current value
205  * @lo: minimum allowable value
206  * @hi: maximum allowable value
214  * clamp_val - return a value clamped to a given range using val's type
215  * @val: current value
216  * @lo: minimum allowable value
217  * @hi: maximum allowable value
226 static inline bool in_range64(u64 val, u64 start, u64 len)  in in_range64()  argument
228 	return (val - start) < len;  in in_range64()
231 static inline bool in_range32(u32 val, u32 start, u32 len)  in in_range32()  argument
233 	return (val - start) < len;  in in_range32()
237  * in_range - Determine if a value lies within a range.
238  * @val: Value to test.
239  * @start: First value in range.
242  * This is more efficient than "if (start <= val && val < (start + len))".
243  * It also gives a different answer if @start + @len overflows the size of
245  * which behaviour you want, or prove that start + len never overflow.
248 #define in_range(val, start, len)					\  argument
249 	((sizeof(start) | sizeof(len) | sizeof(val)) <= sizeof(u32) ?	\
250 		in_range32(val, start, len) : in_range64(val, start, len))
253  * swap - swap values of @a and @b
254  * @a: first value
255  * @b: second value