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Unified Diff: fusl/src/math/cosh.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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Index: fusl/src/math/cosh.c
diff --git a/fusl/src/math/cosh.c b/fusl/src/math/cosh.c
index 100f8231d8829604b9e293491a9abb1774b4b29a..c346db6dc114ffd7441653848af709f8a6897ed0 100644
--- a/fusl/src/math/cosh.c
+++ b/fusl/src/math/cosh.c
@@ -4,37 +4,39 @@
* = 1 + 0.5*(exp(x)-1)*(exp(x)-1)/exp(x)
* = 1 + x*x/2 + o(x^4)
*/
-double cosh(double x)
-{
- union {double f; uint64_t i;} u = {.f = x};
- uint32_t w;
- double t;
+double cosh(double x) {
+ union {
+ double f;
+ uint64_t i;
+ } u = {.f = x};
+ uint32_t w;
+ double t;
- /* |x| */
- u.i &= (uint64_t)-1/2;
- x = u.f;
- w = u.i >> 32;
+ /* |x| */
+ u.i &= (uint64_t)-1 / 2;
+ x = u.f;
+ w = u.i >> 32;
- /* |x| < log(2) */
- if (w < 0x3fe62e42) {
- if (w < 0x3ff00000 - (26<<20)) {
- /* raise inexact if x!=0 */
- FORCE_EVAL(x + 0x1p120f);
- return 1;
- }
- t = expm1(x);
- return 1 + t*t/(2*(1+t));
- }
+ /* |x| < log(2) */
+ if (w < 0x3fe62e42) {
+ if (w < 0x3ff00000 - (26 << 20)) {
+ /* raise inexact if x!=0 */
+ FORCE_EVAL(x + 0x1p120f);
+ return 1;
+ }
+ t = expm1(x);
+ return 1 + t * t / (2 * (1 + t));
+ }
- /* |x| < log(DBL_MAX) */
- if (w < 0x40862e42) {
- t = exp(x);
- /* note: if x>log(0x1p26) then the 1/t is not needed */
- return 0.5*(t + 1/t);
- }
+ /* |x| < log(DBL_MAX) */
+ if (w < 0x40862e42) {
+ t = exp(x);
+ /* note: if x>log(0x1p26) then the 1/t is not needed */
+ return 0.5 * (t + 1 / t);
+ }
- /* |x| > log(DBL_MAX) or nan */
- /* note: the result is stored to handle overflow */
- t = __expo2(x);
- return t;
+ /* |x| > log(DBL_MAX) or nan */
+ /* note: the result is stored to handle overflow */
+ t = __expo2(x);
+ return t;
}

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