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Unified Diff: fusl/src/math/exp10.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/exp10.c
diff --git a/fusl/src/math/exp10.c b/fusl/src/math/exp10.c
index 9f5e3c2c51ea4afae2c62c10c6a392870cada366..eb926b5a2d8f39305d7c23a44a17472ca5ab09af 100644
--- a/fusl/src/math/exp10.c
+++ b/fusl/src/math/exp10.c
@@ -3,23 +3,24 @@
#include <stdint.h>
#include "libc.h"
-double exp10(double x)
-{
- static const double p10[] = {
- 1e-15, 1e-14, 1e-13, 1e-12, 1e-11, 1e-10,
- 1e-9, 1e-8, 1e-7, 1e-6, 1e-5, 1e-4, 1e-3, 1e-2, 1e-1,
- 1, 1e1, 1e2, 1e3, 1e4, 1e5, 1e6, 1e7, 1e8, 1e9,
- 1e10, 1e11, 1e12, 1e13, 1e14, 1e15
- };
- double n, y = modf(x, &n);
- union {double f; uint64_t i;} u = {n};
- /* fabs(n) < 16 without raising invalid on nan */
- if ((u.i>>52 & 0x7ff) < 0x3ff+4) {
- if (!y) return p10[(int)n+15];
- y = exp2(3.32192809488736234787031942948939 * y);
- return y * p10[(int)n+15];
- }
- return pow(10.0, x);
+double exp10(double x) {
+ static const double p10[] = {
+ 1e-15, 1e-14, 1e-13, 1e-12, 1e-11, 1e-10, 1e-9, 1e-8, 1e-7, 1e-6, 1e-5,
+ 1e-4, 1e-3, 1e-2, 1e-1, 1, 1e1, 1e2, 1e3, 1e4, 1e5, 1e6,
+ 1e7, 1e8, 1e9, 1e10, 1e11, 1e12, 1e13, 1e14, 1e15};
+ double n, y = modf(x, &n);
+ union {
+ double f;
+ uint64_t i;
+ } u = {n};
+ /* fabs(n) < 16 without raising invalid on nan */
+ if ((u.i >> 52 & 0x7ff) < 0x3ff + 4) {
+ if (!y)
+ return p10[(int)n + 15];
+ y = exp2(3.32192809488736234787031942948939 * y);
+ return y * p10[(int)n + 15];
+ }
+ return pow(10.0, x);
}
weak_alias(exp10, pow10);

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