11210 libm should be cstyle(1ONBLD) clean

          --- old/usr/src/lib/libm/common/R/ilogbf.c
          +++ new/usr/src/lib/libm/common/R/ilogbf.c

   1    1  /*
   2    2   * CDDL HEADER START
   3    3   *
   4    4   * The contents of this file are subject to the terms of the
   5    5   * Common Development and Distribution License (the "License").
   6    6   * You may not use this file except in compliance with the License.
   7    7   *
   8    8   * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9    9   * or http://www.opensolaris.org/os/licensing.
  10   10   * See the License for the specific language governing permissions
  11   11   * and limitations under the License.
  12   12   *
  13   13   * When distributing Covered Code, include this CDDL HEADER in each
  14   14   * file and include the License file at usr/src/OPENSOLARIS.LICENSE.

  15   15   * If applicable, add the following below this CDDL HEADER, with the
  16   16   * fields enclosed by brackets "[]" replaced with your own identifying
  17   17   * information: Portions Copyright [yyyy] [name of copyright owner]
  18   18   *
  19   19   * CDDL HEADER END
  20   20   */
  21   21  
  22   22  /*
  23   23   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  24   24   */
       25 +
  25   26  /*
  26   27   * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  27   28   * Use is subject to license terms.
  28   29   */
  29   30  
  30   31  #pragma weak __ilogbf = ilogbf
  31   32  
  32   33  #include "libm.h"
  33      -#include "xpg6.h"       /* __xpg6 */
       34 +#include "xpg6.h"                       /* __xpg6 */
  34   35  
  35   36  #if defined(__x86)
  36   37  static const float two25 = 33554432.0F;
  37   38  #else
  38   39  /*
  39   40   * v: a non-zero subnormal |x|
  40   41   */
  41   42  static int
  42      -ilogbf_subnormal(unsigned v) {
       43 +ilogbf_subnormal(unsigned v)
       44 +{
  43   45          int r = -126 - 23;
  44   46  
  45   47          if (v & 0xffff0000)
  46   48                  r += 16, v >>= 16;
       49 +
  47   50          if (v & 0xff00)
  48   51                  r += 8, v >>= 8;
       52 +
  49   53          if (v & 0xf0)
  50   54                  r += 4, v >>= 4;
       55 +
  51   56          v <<= 1;
  52   57          return (r + ((0xffffaa50 >> v) & 0x3));
  53   58  }
  54      -#endif  /* defined(__x86) */
       59 +#endif /* defined(__x86) */
  55   60  
  56   61  static int
  57      -raise_invalid(int v) {  /* SUSv3 requires ilogbf(0,+/-Inf,NaN) raise invalid */
       62 +raise_invalid(int v)   /* SUSv3 requires ilogbf(0,+/-Inf,NaN) raise invalid */
       63 +{
  58   64  #ifndef lint
  59   65          if ((__xpg6 & _C99SUSv3_ilogb_0InfNaN_raises_invalid) != 0) {
  60   66                  static const double zero = 0.0;
  61   67                  volatile double dummy __unused;
  62   68  
  63   69                  dummy = zero / zero;
  64   70          }
  65   71  #endif
  66   72          return (v);
  67   73  }
  68   74  
  69   75  int
  70      -ilogbf(float x) {
  71      -        int k = *((int *) &x) & ~0x80000000;
       76 +ilogbf(float x)
       77 +{
       78 +        int k = *((int *)&x) & ~0x80000000;
  72   79  
  73   80          if (k < 0x00800000) {
  74      -                if (k == 0)
       81 +                if (k == 0) {
  75   82                          return (raise_invalid(0x80000001));
  76      -                else {
       83 +                } else {
  77   84  #if defined(__x86)
  78   85                          x *= two25;
  79      -                        return (((*((int *) &x) & 0x7f800000) >> 23) - 152);
       86 +                        return (((*((int *)&x) & 0x7f800000) >> 23) - 152);
  80   87  #else
  81   88                          return (ilogbf_subnormal(k));
  82   89  #endif
  83   90                  }
  84      -        } else if (k < 0x7f800000)
       91 +        } else if (k < 0x7f800000) {
  85   92                  return ((k >> 23) - 127);
  86      -        else
       93 +        } else {
  87   94                  return (raise_invalid(0x7fffffff));
       95 +        }
  88   96  }
    

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