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-rw-r--r--src/math/__fpclassifyf.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/src/math/__fpclassifyf.c b/src/math/__fpclassifyf.c
index bf59d0d4..8149087b 100644
--- a/src/math/__fpclassifyf.c
+++ b/src/math/__fpclassifyf.c
@@ -1,14 +1,10 @@
-#include <stdint.h>
-#include <math.h>
+#include "libm.h"
-int __fpclassifyf(float __x)
+int __fpclassifyf(float x)
{
- union {
- float __f;
- __uint32_t __i;
- } __y = { __x };
- int __ee = __y.__i>>23 & 0xff;
- if (!__ee) return __y.__i<<1 ? FP_SUBNORMAL : FP_ZERO;
- if (__ee==0xff) return __y.__i<<9 ? FP_NAN : FP_INFINITE;
+ union fshape u = { x };
+ int e = u.bits>>23 & 0xff;
+ if (!e) return u.bits<<1 ? FP_SUBNORMAL : FP_ZERO;
+ if (e==0xff) return u.bits<<9 ? FP_NAN : FP_INFINITE;
return FP_NORMAL;
}