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Side by Side Diff: fusl/src/math/frexpf.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 <math.h> 1 #include <math.h>
2 #include <stdint.h> 2 #include <stdint.h>
3 3
4 float frexpf(float x, int *e) 4 float frexpf(float x, int* e) {
5 { 5 union {
6 » union { float f; uint32_t i; } y = { x }; 6 float f;
7 » int ee = y.i>>23 & 0xff; 7 uint32_t i;
8 } y = {x};
9 int ee = y.i >> 23 & 0xff;
8 10
9 » if (!ee) { 11 if (!ee) {
10 » » if (x) { 12 if (x) {
11 » » » x = frexpf(x*0x1p64, e); 13 x = frexpf(x * 0x1p64, e);
12 » » » *e -= 64; 14 *e -= 64;
13 » » } else *e = 0; 15 } else
14 » » return x; 16 *e = 0;
15 » } else if (ee == 0xff) { 17 return x;
16 » » return x; 18 } else if (ee == 0xff) {
17 » } 19 return x;
20 }
18 21
19 » *e = ee - 0x7e; 22 *e = ee - 0x7e;
20 » y.i &= 0x807ffffful; 23 y.i &= 0x807ffffful;
21 » y.i |= 0x3f000000ul; 24 y.i |= 0x3f000000ul;
22 » return y.f; 25 return y.f;
23 } 26 }
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