25 extern struct fp_ext *fp_fadd(struct fp_ext *dest, const struct fp_ext *src);
26 extern struct fp_ext *fp_fdiv(struct fp_ext *dest, const struct fp_ext *src);
29 fp_fsqrt(struct fp_ext *dest, struct fp_ext *src)  in fp_fsqrt()  argument
36 	fp_monadic_check(dest, src);  in fp_fsqrt()
38 	if (IS_ZERO(dest))  in fp_fsqrt()
39 		return dest;  in fp_fsqrt()
41 	if (dest->sign) {  in fp_fsqrt()
42 		fp_set_nan(dest);  in fp_fsqrt()
43 		return dest;  in fp_fsqrt()
45 	if (IS_INF(dest))  in fp_fsqrt()
46 		return dest;  in fp_fsqrt()
60 	exp = dest->exp;  in fp_fsqrt()
61 	dest->exp = 0x3FFF;  in fp_fsqrt()
63 		dest->exp++;  in fp_fsqrt()
64 	fp_copy_ext(&src2, dest);  in fp_fsqrt()
73 	fp_fadd(dest, &fp_one);  in fp_fsqrt()
74 	dest->exp--;		/* * 1/2 */  in fp_fsqrt()
91 		fp_fdiv(&tmp, dest);  in fp_fsqrt()
92 		fp_fadd(dest, &tmp);  in fp_fsqrt()
93 		dest->exp--;  in fp_fsqrt()
96 	dest->exp += (exp - 0x3FFF) / 2;  in fp_fsqrt()
98 	return dest;  in fp_fsqrt()
102 fp_fetoxm1(struct fp_ext *dest, struct fp_ext *src)  in fp_fetoxm1()  argument
106 	fp_monadic_check(dest, src);  in fp_fetoxm1()
108 	return dest;  in fp_fetoxm1()
112 fp_fetox(struct fp_ext *dest, struct fp_ext *src)  in fp_fetox()  argument
116 	fp_monadic_check(dest, src);  in fp_fetox()
118 	return dest;  in fp_fetox()
122 fp_ftwotox(struct fp_ext *dest, struct fp_ext *src)  in fp_ftwotox()  argument
126 	fp_monadic_check(dest, src);  in fp_ftwotox()
128 	return dest;  in fp_ftwotox()
132 fp_ftentox(struct fp_ext *dest, struct fp_ext *src)  in fp_ftentox()  argument
136 	fp_monadic_check(dest, src);  in fp_ftentox()
138 	return dest;  in fp_ftentox()
142 fp_flogn(struct fp_ext *dest, struct fp_ext *src)  in fp_flogn()  argument
146 	fp_monadic_check(dest, src);  in fp_flogn()
148 	return dest;  in fp_flogn()
152 fp_flognp1(struct fp_ext *dest, struct fp_ext *src)  in fp_flognp1()  argument
156 	fp_monadic_check(dest, src);  in fp_flognp1()
158 	return dest;  in fp_flognp1()
162 fp_flog10(struct fp_ext *dest, struct fp_ext *src)  in fp_flog10()  argument
166 	fp_monadic_check(dest, src);  in fp_flog10()
168 	return dest;  in fp_flog10()
172 fp_flog2(struct fp_ext *dest, struct fp_ext *src)  in fp_flog2()  argument
176 	fp_monadic_check(dest, src);  in fp_flog2()
178 	return dest;  in fp_flog2()
182 fp_fgetexp(struct fp_ext *dest, struct fp_ext *src)  in fp_fgetexp()  argument
186 	fp_monadic_check(dest, src);  in fp_fgetexp()
188 	if (IS_INF(dest)) {  in fp_fgetexp()
189 		fp_set_nan(dest);  in fp_fgetexp()
190 		return dest;  in fp_fgetexp()
192 	if (IS_ZERO(dest))  in fp_fgetexp()
193 		return dest;  in fp_fgetexp()
195 	fp_conv_long2ext(dest, (int)dest->exp - 0x3FFF);  in fp_fgetexp()
197 	fp_normalize_ext(dest);  in fp_fgetexp()
199 	return dest;  in fp_fgetexp()
203 fp_fgetman(struct fp_ext *dest, struct fp_ext *src)  in fp_fgetman()  argument
207 	fp_monadic_check(dest, src);  in fp_fgetman()
209 	if (IS_ZERO(dest))  in fp_fgetman()
210 		return dest;  in fp_fgetman()
212 	if (IS_INF(dest))  in fp_fgetman()
213 		return dest;  in fp_fgetman()
215 	dest->exp = 0x3FFF;  in fp_fgetman()
217 	return dest;  in fp_fgetman()