display/include/fixed31_32.h

133  * result = arg1 < arg2
135 static inline bool dc_fixpt_lt(struct fixed31_32 arg1, struct fixed31_32 arg2)
137 	return arg1.value < arg2.value;
142  * result = arg1 <= arg2
144 static inline bool dc_fixpt_le(struct fixed31_32 arg1, struct fixed31_32 arg2)
146 	return arg1.value <= arg2.value;
151  * result = arg1 == arg2
153 static inline bool dc_fixpt_eq(struct fixed31_32 arg1, struct fixed31_32 arg2)
155 	return arg1.value == arg2.value;
160  * result = min(arg1, arg2) := (arg1 <= arg2) ? arg1 : arg2
162 static inline struct fixed31_32 dc_fixpt_min(struct fixed31_32 arg1, struct fixed31_32 arg2)
164 	if (arg1.value <= arg2.value)
165 		return arg1;
172  * result = max(arg1, arg2) := (arg1 <= arg2) ? arg2 : arg1
174 static inline struct fixed31_32 dc_fixpt_max(struct fixed31_32 arg1, struct fixed31_32 arg2)
176 	if (arg1.value <= arg2.value)
179 		return arg1;
243  * result = arg1 + arg2
245 static inline struct fixed31_32 dc_fixpt_add(struct fixed31_32 arg1, struct fixed31_32 arg2)
249 	ASSERT(((arg1.value >= 0) && (LLONG_MAX - arg1.value >= arg2.value)) ||
250 		((arg1.value < 0) && (LLONG_MIN - arg1.value <= arg2.value)));
252 	res.value = arg1.value + arg2.value;
259  * result = arg1 + arg2
261 static inline struct fixed31_32 dc_fixpt_add_int(struct fixed31_32 arg1, int arg2)
263 	return dc_fixpt_add(arg1, dc_fixpt_from_int(arg2));
268  * result = arg1 - arg2
270 static inline struct fixed31_32 dc_fixpt_sub(struct fixed31_32 arg1, struct fixed31_32 arg2)
274 	ASSERT(((arg2.value >= 0) && (LLONG_MIN + arg2.value <= arg1.value)) ||
275 		((arg2.value < 0) && (LLONG_MAX + arg2.value >= arg1.value)));
277 	res.value = arg1.value - arg2.value;
284  * result = arg1 - arg2
286 static inline struct fixed31_32 dc_fixpt_sub_int(struct fixed31_32 arg1, int arg2)
288 	return dc_fixpt_sub(arg1, dc_fixpt_from_int(arg2));
299  * result = arg1 * arg2
301 struct fixed31_32 dc_fixpt_mul(struct fixed31_32 arg1, struct fixed31_32 arg2);
306  * result = arg1 * arg2
308 static inline struct fixed31_32 dc_fixpt_mul_int(struct fixed31_32 arg1, int arg2)
310 	return dc_fixpt_mul(arg1, dc_fixpt_from_int(arg2));
321  * result = arg1 / arg2
323 static inline struct fixed31_32 dc_fixpt_div_int(struct fixed31_32 arg1, long long arg2)
325 	return dc_fixpt_from_fraction(arg1.value, dc_fixpt_from_int((int)arg2).value);
330  * result = arg1 / arg2
332 static inline struct fixed31_32 dc_fixpt_div(struct fixed31_32 arg1, struct fixed31_32 arg2)
334 	return dc_fixpt_from_fraction(arg1.value, arg2.value);
421  * result = pow(arg1, arg2)
424  * Currently, abs(arg1) should be less than 1. Take care!
426 static inline struct fixed31_32 dc_fixpt_pow(struct fixed31_32 arg1, struct fixed31_32 arg2)
428 	if (arg1.value == 0)
433 			dc_fixpt_log(arg1),