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Side by Side Diff: fusl/src/math/__fpclassify.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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« fusl/arch/aarch64/atomic_arch.h ('K') | « fusl/src/math/__expo2f.c ('k') | fusl/src/math/__fpclassifyf.c » ('j') | no next file with comments »
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1 #include <math.h> 1 #include <math.h>
2 #include <stdint.h> 2 #include <stdint.h>
3 3
4 int __fpclassify(double x) 4 int __fpclassify(double x) {
5 { 5 union {
6 » union {double f; uint64_t i;} u = {x}; 6 double f;
7 » int e = u.i>>52 & 0x7ff; 7 uint64_t i;
8 » if (!e) return u.i<<1 ? FP_SUBNORMAL : FP_ZERO; 8 } u = {x};
9 » if (e==0x7ff) return u.i<<12 ? FP_NAN : FP_INFINITE; 9 int e = u.i >> 52 & 0x7ff;
10 » return FP_NORMAL; 10 if (!e)
11 return u.i << 1 ? FP_SUBNORMAL : FP_ZERO;
12 if (e == 0x7ff)
13 return u.i << 12 ? FP_NAN : FP_INFINITE;
14 return FP_NORMAL;
11 } 15 }
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« fusl/arch/aarch64/atomic_arch.h ('K') | « fusl/src/math/__expo2f.c ('k') | fusl/src/math/__fpclassifyf.c » ('j') | no next file with comments »

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