73 	struct fixed31_32 res;  in dc_fixpt_from_fraction()  local
115 	res.value = (long long)res_value;  in dc_fixpt_from_fraction()
118 		res.value = -res.value;  in dc_fixpt_from_fraction()
120 	return res;  in dc_fixpt_from_fraction()
125 	struct fixed31_32 res;  in dc_fixpt_mul()  local
141 	res.value = arg1_int * arg2_int;  in dc_fixpt_mul()
143 	ASSERT(res.value <= LONG_MAX);  in dc_fixpt_mul()
145 	res.value <<= FIXED31_32_BITS_PER_FRACTIONAL_PART;  in dc_fixpt_mul()
149 	ASSERT(tmp <= (unsigned long long)(LLONG_MAX - res.value));  in dc_fixpt_mul()
151 	res.value += tmp;  in dc_fixpt_mul()
155 	ASSERT(tmp <= (unsigned long long)(LLONG_MAX - res.value));  in dc_fixpt_mul()
157 	res.value += tmp;  in dc_fixpt_mul()
164 	ASSERT(tmp <= (unsigned long long)(LLONG_MAX - res.value));  in dc_fixpt_mul()
166 	res.value += tmp;  in dc_fixpt_mul()
169 		res.value = -res.value;  in dc_fixpt_mul()
171 	return res;  in dc_fixpt_mul()
176 	struct fixed31_32 res;  in dc_fixpt_sqr()  local
186 	res.value = arg_int * arg_int;  in dc_fixpt_sqr()
188 	ASSERT(res.value <= LONG_MAX);  in dc_fixpt_sqr()
190 	res.value <<= FIXED31_32_BITS_PER_FRACTIONAL_PART;  in dc_fixpt_sqr()
194 	ASSERT(tmp <= (unsigned long long)(LLONG_MAX - res.value));  in dc_fixpt_sqr()
196 	res.value += tmp;  in dc_fixpt_sqr()
198 	ASSERT(tmp <= (unsigned long long)(LLONG_MAX - res.value));  in dc_fixpt_sqr()
200 	res.value += tmp;  in dc_fixpt_sqr()
207 	ASSERT(tmp <= (unsigned long long)(LLONG_MAX - res.value));  in dc_fixpt_sqr()
209 	res.value += tmp;  in dc_fixpt_sqr()
211 	return res;  in dc_fixpt_sqr()
232 	struct fixed31_32 res = dc_fixpt_one;  in dc_fixpt_sinc()  local
253 		res = dc_fixpt_sub(  in dc_fixpt_sinc()
258 					res),  in dc_fixpt_sinc()
265 		res = dc_fixpt_div(  in dc_fixpt_sinc()
266 			dc_fixpt_mul(res, arg_norm),  in dc_fixpt_sinc()
269 	return res;  in dc_fixpt_sinc()
285 	struct fixed31_32 res = dc_fixpt_one;  in dc_fixpt_cos()  local
290 		res = dc_fixpt_sub(  in dc_fixpt_cos()
295 					res),  in dc_fixpt_cos()
301 	return res;  in dc_fixpt_cos()
315 	struct fixed31_32 res = dc_fixpt_from_fraction(  in fixed31_32_exp_from_taylor_series()  local
323 		res = dc_fixpt_add(  in fixed31_32_exp_from_taylor_series()
328 					res),  in fixed31_32_exp_from_taylor_series()
336 			res));  in fixed31_32_exp_from_taylor_series()
384 	struct fixed31_32 res = dc_fixpt_neg(dc_fixpt_one);  in dc_fixpt_log()  local
396 				res,  in dc_fixpt_log()
400 				dc_fixpt_exp(res)));  in dc_fixpt_log()
403 			res,  in dc_fixpt_log()
406 		res = res1;  in dc_fixpt_log()
410 	return res;  in dc_fixpt_log()