34 	long long arg)  in abs_i64()  argument
36 	if (arg > 0)  in abs_i64()
37 		return (unsigned long long)arg;  in abs_i64()
39 		return (unsigned long long)(-arg);  in abs_i64()
172 struct fixed31_32 dc_fixpt_sqr(struct fixed31_32 arg)  in dc_fixpt_sqr()  argument
176 	unsigned long long arg_value = abs_i64(arg.value);  in dc_fixpt_sqr()
210 struct fixed31_32 dc_fixpt_recip(struct fixed31_32 arg)  in dc_fixpt_recip()  argument
217 	ASSERT(arg.value);  in dc_fixpt_recip()
221 		arg.value);  in dc_fixpt_recip()
224 struct fixed31_32 dc_fixpt_sinc(struct fixed31_32 arg)  in dc_fixpt_sinc()  argument
232 	struct fixed31_32 arg_norm = arg;  in dc_fixpt_sinc()
236 		dc_fixpt_abs(arg))) {  in dc_fixpt_sinc()
260 	if (arg.value != arg_norm.value)  in dc_fixpt_sinc()
263 			arg);  in dc_fixpt_sinc()
268 struct fixed31_32 dc_fixpt_sin(struct fixed31_32 arg)  in dc_fixpt_sin()  argument
271 		arg,  in dc_fixpt_sin()
272 		dc_fixpt_sinc(arg));  in dc_fixpt_sin()
275 struct fixed31_32 dc_fixpt_cos(struct fixed31_32 arg)  in dc_fixpt_cos()  argument
279 	const struct fixed31_32 square = dc_fixpt_sqr(arg);  in dc_fixpt_cos()
302  * result = exp(arg),
303  * where abs(arg) < 1
307 static struct fixed31_32 fixed31_32_exp_from_taylor_series(struct fixed31_32 arg)  in fixed31_32_exp_from_taylor_series()  argument
316 	ASSERT(dc_fixpt_lt(arg, dc_fixpt_one));  in fixed31_32_exp_from_taylor_series()
323 					arg,  in fixed31_32_exp_from_taylor_series()
331 			arg,  in fixed31_32_exp_from_taylor_series()
335 struct fixed31_32 dc_fixpt_exp(struct fixed31_32 arg)  in dc_fixpt_exp()  argument
346 		dc_fixpt_abs(arg))) {  in dc_fixpt_exp()
349 				arg,  in dc_fixpt_exp()
353 			arg,  in dc_fixpt_exp()
372 	} else if (arg.value != 0)  in dc_fixpt_exp()
373 		return fixed31_32_exp_from_taylor_series(arg);  in dc_fixpt_exp()
378 struct fixed31_32 dc_fixpt_log(struct fixed31_32 arg)  in dc_fixpt_log()  argument
385 	ASSERT(arg.value > 0);  in dc_fixpt_log()
386 	/* TODO if arg is negative, return NaN */  in dc_fixpt_log()
387 	/* TODO if arg is zero, return -INF */  in dc_fixpt_log()
395 				arg,  in dc_fixpt_log()
452 unsigned int dc_fixpt_u4d19(struct fixed31_32 arg)  in dc_fixpt_u4d19()  argument
454 	return ux_dy(arg.value, 4, 19);  in dc_fixpt_u4d19()
457 unsigned int dc_fixpt_u3d19(struct fixed31_32 arg)  in dc_fixpt_u3d19()  argument
459 	return ux_dy(arg.value, 3, 19);  in dc_fixpt_u3d19()
462 unsigned int dc_fixpt_u2d19(struct fixed31_32 arg)  in dc_fixpt_u2d19()  argument
464 	return ux_dy(arg.value, 2, 19);  in dc_fixpt_u2d19()
467 unsigned int dc_fixpt_u0d19(struct fixed31_32 arg)  in dc_fixpt_u0d19()  argument
469 	return ux_dy(arg.value, 0, 19);  in dc_fixpt_u0d19()
472 unsigned int dc_fixpt_clamp_u0d14(struct fixed31_32 arg)  in dc_fixpt_clamp_u0d14()  argument
474 	return clamp_ux_dy(arg.value, 0, 14, 1);  in dc_fixpt_clamp_u0d14()
477 unsigned int dc_fixpt_clamp_u0d10(struct fixed31_32 arg)  in dc_fixpt_clamp_u0d10()  argument
479 	return clamp_ux_dy(arg.value, 0, 10, 1);  in dc_fixpt_clamp_u0d10()
482 int dc_fixpt_s4d19(struct fixed31_32 arg)  in dc_fixpt_s4d19()  argument
484 	if (arg.value < 0)  in dc_fixpt_s4d19()
485 		return -(int)ux_dy(dc_fixpt_abs(arg).value, 4, 19);  in dc_fixpt_s4d19()
487 		return ux_dy(arg.value, 4, 19);  in dc_fixpt_s4d19()