11210 libm should be cstyle(1ONBLD) clean

          --- old/usr/src/lib/libm/common/m9x/fminf.c
          +++ new/usr/src/lib/libm/common/m9x/fminf.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 fminf = __fminf
  31   32  
  32      -#include "libm.h"       /* for islessequal macro */
       33 +#include "libm.h"                       /* for islessequal macro */
  33   34  
  34   35  float
  35      -__fminf(float x, float y) {
       36 +__fminf(float x, float y)
       37 +{
  36   38          /*
  37   39           * On SPARC v8plus/v9, this could be implemented as follows
  38   40           * (assuming %f0 = x, %f1 = y, return value left in %f0):
  39   41           *
  40   42           * fcmps        %fcc0,%f1,%f1
  41   43           * fmovsu       %fcc0,%f0,%f1
  42   44           * fcmps        %fcc0,%f0,%f1
  43   45           * fmovsug      %fcc0,%f1,%f0
  44   46           * st           %f0,[x]
  45   47           * st           %f1,[y]

  46   48           * ld           [x],%l0
  47   49           * ld           [y],%l1
  48   50           * or           %l0,%l1,%l2
  49   51           * sethi        %hi(0x80000000),%l3
  50   52           * and          %l3,%l2,%l2
  51   53           * or           %l0,%l2,%l0
  52   54           * st           %l0,[x]
  53   55           * ld           [x],%f0
  54   56           *
  55   57           * If VIS instructions are available, use this code instead:
  56   58           *
  57   59           * fcmps        %fcc0,%f1,%f1
  58   60           * fmovsu       %fcc0,%f0,%f1
  59   61           * fcmps        %fcc0,%f0,%f1
  60   62           * fmovsug      %fcc0,%f1,%f0
  61   63           * fors         %f0,%f1,%f2
  62   64           * fzeros       %f3
  63   65           * fnegs        %f3,%f3
  64   66           * fands        %f3,%f2,%f2
  65   67           * fors         %f0,%f2,%f0
  66   68           *

  67   69           * If VIS 3.0 instructions are available, use this:
  68   70           *
  69   71           * flcmps       %fcc0,%f0,%f1
  70   72           * fmovsge      %fcc0,%f1,%f0   ! move if %fcc0 is 0 or 2
  71   73           */
  72   74  
  73   75          union {
  74   76                  unsigned i;
  75   77                  float f;
  76   78          } xx, yy;
       79 +
  77   80          unsigned s;
  78   81  
  79   82          /* if y is nan, replace it by x */
  80   83          if (y != y)
  81   84                  y = x;
  82   85  
  83   86          /* if x is nan, replace it by y */
  84   87          if (x != x)
  85   88                  x = y;
  86   89  

  87   90          /* At this point, x and y are either both numeric, or both NaN */
  88   91          if (!isnan(x) && !islessequal(x, y))
  89   92                  x = y;
  90   93  
  91   94          /*
  92   95           * set the sign of the result if either x or y has its sign set
  93   96           */
  94   97          xx.f = x;
  95   98          yy.f = y;
  96   99          s = (xx.i | yy.i) & 0x80000000;
  97  100          xx.i |= s;
  98  101  
  99  102          return (xx.f);
 100  103  }

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