first commit of the new libm!

[musl] / src / math / s_logbf.c

diff --git a/src/math/s_logbf.c b/src/math/s_logbf.c
deleted file mode 100644 (file)
index 747664d..0000000
--- a/src/math/s_logbf.c
+++ /dev/null
@@ -1,31 +0,0 @@
-/* s_logbf.c -- float version of s_logb.c.
- * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
- */
-
-/*
- * ====================================================
- * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
- *
- * Developed at SunPro, a Sun Microsystems, Inc. business.
- * Permission to use, copy, modify, and distribute this
- * software is freely granted, provided that this notice
- * is preserved.
- * ====================================================
- */
-
-#include <math.h>
-#include "math_private.h"
-
-float
-logbf(float x)
-{
-        int32_t ix;
-        GET_FLOAT_WORD(ix,x);
-        ix &= 0x7fffffff;                       /* high |x| */
-        if(ix==0) return (float)-1.0/fabsf(x);
-        if(ix>=0x7f800000) return x*x;
-        if((ix>>=23)==0)                        /* IEEE 754 logb */
-                return -126.0;
-        else
-                return (float) (ix-127);
-}