Print this page
11210 libm should be cstyle(1ONBLD) clean

@@ -20,10 +20,11 @@
  */
 
 /*
  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  */
+
 /*
  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 

@@ -31,62 +32,76 @@
 
 #include "libm.h"
 #include <float.h>              /* FLT_MAX, FLT_MIN */
 
 static const float twom25f = 2.98023223876953125e-8F;
+
 #if defined(__x86)
 static const float two23f = 8388608.0F;
 #else
 /*
  * v: a non-zero subnormal |x|; returns [-22, 0]
  */
 static int
-ilogbf_biased(unsigned v) {
+ilogbf_biased(unsigned v)
+{
         int r = -22;
 
         if (v & 0xffff0000)
                 r += 16, v >>= 16;
+
         if (v & 0xff00)
                 r += 8, v >>= 8;
+
         if (v & 0xf0)
                 r += 4, v >>= 4;
+
         v <<= 1;
         return (r + ((0xffffaa50 >> v) & 0x3));
 }
 #endif  /* defined(__x86) */
 
 float
-scalblnf(float x, long n) {
-        int *px = (int *) &x, ix, k;
+scalblnf(float x, long n)
+{
+        int *px = (int *)&x, ix, k;
 
         ix = *px & ~0x80000000;
         k = ix >> 23;
+
         if (k == 0xff)
 #if defined(FPADD_TRAPS_INCOMPLETE_ON_NAN)
                 return (ix > 0x7f800000 ? x * x : x);
 #else
                 return (x + x);
 #endif
+
         if (ix == 0 || n == 0)
                 return (x);
+
         if (k == 0) {
 #if defined(__x86)
                 x *= two23f;
                 k = ((*px & ~0x80000000) >> 23) - 23;
 #else
                 k = ilogbf_biased(ix);
                 *px = (*px & 0x80000000) | (ix << (-k + 1));
 #endif
         }
-        k += (int) n;
+
+        k += (int)n;
+
         if (n > 5000 || k > 0xfe)
                 return (FLT_MAX * copysignf(FLT_MAX, x));
+
         if (n < -5000 || k <= -25)
                 return (FLT_MIN * copysignf(FLT_MIN, x));
+
         if (k > 0) {
                 *px = (*px & ~0x7f800000) | (k << 23);
                 return (x);
         }
+
         k += 25;
         *px = (*px & ~0x7f800000) | (k << 23);
         return (x * twom25f);
 }