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Side by Side Diff: fusl/src/math/sinhl.c

Issue 1714623002: [fusl] clang-format fusl (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: headers too Created 4 years, 10 months ago
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1 #include "libm.h" 1 #include "libm.h"
2 2
3 #if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024 3 #if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
4 long double sinhl(long double x) 4 long double sinhl(long double x) {
5 { 5 return sinh(x);
6 » return sinh(x);
7 } 6 }
8 #elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384 7 #elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
9 long double sinhl(long double x) 8 long double sinhl(long double x) {
10 { 9 union ldshape u = {x};
11 » union ldshape u = {x}; 10 unsigned ex = u.i.se & 0x7fff;
12 » unsigned ex = u.i.se & 0x7fff; 11 long double h, t, absx;
13 » long double h, t, absx;
14 12
15 » h = 0.5; 13 h = 0.5;
16 » if (u.i.se & 0x8000) 14 if (u.i.se & 0x8000)
17 » » h = -h; 15 h = -h;
18 » /* |x| */ 16 /* |x| */
19 » u.i.se = ex; 17 u.i.se = ex;
20 » absx = u.f; 18 absx = u.f;
21 19
22 » /* |x| < log(LDBL_MAX) */ 20 /* |x| < log(LDBL_MAX) */
23 » if (ex < 0x3fff+13 || (ex == 0x3fff+13 && u.i.m>>32 < 0xb17217f7)) { 21 if (ex < 0x3fff + 13 || (ex == 0x3fff + 13 && u.i.m >> 32 < 0xb17217f7)) {
24 » » t = expm1l(absx); 22 t = expm1l(absx);
25 » » if (ex < 0x3fff) { 23 if (ex < 0x3fff) {
26 » » » if (ex < 0x3fff-32) 24 if (ex < 0x3fff - 32)
27 » » » » return x; 25 return x;
28 » » » return h*(2*t - t*t/(1+t)); 26 return h * (2 * t - t * t / (1 + t));
29 » » } 27 }
30 » » return h*(t + t/(t+1)); 28 return h * (t + t / (t + 1));
31 » } 29 }
32 30
33 » /* |x| > log(LDBL_MAX) or nan */ 31 /* |x| > log(LDBL_MAX) or nan */
34 » t = expl(0.5*absx); 32 t = expl(0.5 * absx);
35 » return h*t*t; 33 return h * t * t;
36 } 34 }
37 #elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384 35 #elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384
38 // TODO: broken implementation to make things compile 36 // TODO: broken implementation to make things compile
39 long double sinhl(long double x) 37 long double sinhl(long double x) {
40 { 38 return sinh(x);
41 » return sinh(x);
42 } 39 }
43 #endif 40 #endif
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