Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(1682)

Unified Diff: fusl/src/math/sinh.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
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
Index: fusl/src/math/sinh.c
diff --git a/fusl/src/math/sinh.c b/fusl/src/math/sinh.c
index 00022c4e6ff6d8250ea238207a12199a1e349dac..c94e59c847be4425789028d2b892f97ce51c3543 100644
--- a/fusl/src/math/sinh.c
+++ b/fusl/src/math/sinh.c
@@ -4,36 +4,38 @@
* = (exp(x)-1 + (exp(x)-1)/exp(x))/2
* = x + x^3/6 + o(x^5)
*/
-double sinh(double x)
-{
- union {double f; uint64_t i;} u = {.f = x};
- uint32_t w;
- double t, h, absx;
+double sinh(double x) {
+ union {
+ double f;
+ uint64_t i;
+ } u = {.f = x};
+ uint32_t w;
+ double t, h, absx;
- h = 0.5;
- if (u.i >> 63)
- h = -h;
- /* |x| */
- u.i &= (uint64_t)-1/2;
- absx = u.f;
- w = u.i >> 32;
+ h = 0.5;
+ if (u.i >> 63)
+ h = -h;
+ /* |x| */
+ u.i &= (uint64_t)-1 / 2;
+ absx = u.f;
+ w = u.i >> 32;
- /* |x| < log(DBL_MAX) */
- if (w < 0x40862e42) {
- t = expm1(absx);
- if (w < 0x3ff00000) {
- if (w < 0x3ff00000 - (26<<20))
- /* note: inexact and underflow are raised by expm1 */
- /* note: this branch avoids spurious underflow */
- return x;
- return h*(2*t - t*t/(t+1));
- }
- /* note: |x|>log(0x1p26)+eps could be just h*exp(x) */
- return h*(t + t/(t+1));
- }
+ /* |x| < log(DBL_MAX) */
+ if (w < 0x40862e42) {
+ t = expm1(absx);
+ if (w < 0x3ff00000) {
+ if (w < 0x3ff00000 - (26 << 20))
+ /* note: inexact and underflow are raised by expm1 */
+ /* note: this branch avoids spurious underflow */
+ return x;
+ return h * (2 * t - t * t / (t + 1));
+ }
+ /* note: |x|>log(0x1p26)+eps could be just h*exp(x) */
+ return h * (t + t / (t + 1));
+ }
- /* |x| > log(DBL_MAX) or nan */
- /* note: the result is stored to handle overflow */
- t = 2*h*__expo2(absx);
- return t;
+ /* |x| > log(DBL_MAX) or nan */
+ /* note: the result is stored to handle overflow */
+ t = 2 * h * __expo2(absx);
+ return t;
}

Powered by Google App Engine
This is Rietveld 408576698