5261 libm should stop using synonyms.h

          --- old/usr/src/lib/libm/common/m9x/llroundf.c
          +++ new/usr/src/lib/libm/common/m9x/llroundf.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   * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  27   27   * Use is subject to license terms.
  28   28   */
  29   29  
  30      -#pragma weak llroundf = __llroundf
       30 +#pragma weak __llroundf = llroundf
  31   31  #if defined(__sparcv9) || defined(__amd64)
  32      -#pragma weak lroundf = __llroundf
  33      -#pragma weak __lroundf = __llroundf
       32 +#pragma weak lroundf = llroundf
       33 +#pragma weak __lroundf = llroundf
  34   34  #endif
  35   35  
  36   36  #include "libm.h"
  37   37  
  38   38  long long
  39   39  llroundf(float x) {
  40   40          union {
  41   41                  unsigned i;
  42   42                  float f;
  43   43          } xx;

  44   44          unsigned hx, sx, i;
  45   45  
  46   46          xx.f = x;
  47   47          hx = xx.i & ~0x80000000;
  48   48          sx = xx.i & 0x80000000;
  49   49  
  50   50          if (hx < 0x4b000000) { /* |x| < 2^23 */
  51   51                  /* handle |x| < 1 */
  52   52                  if (hx < 0x3f800000) {
  53   53                          if (hx >= 0x3f000000)
  54   54                                  return (sx ? -1LL : 1LL);
  55   55                          return (0LL);
  56   56                  }
  57   57  
  58   58                  /* round x at the integer bit */
  59   59                  i = 1 << (0x95 - (hx >> 23));
  60   60                  xx.i = (xx.i + i) & ~((i << 1) - 1);
  61   61  
  62   62                  /*
  63   63                   * on LP32 architectures, we can just convert x to a 32-bit
  64   64                   * integer and sign-extend it
  65   65                   */
  66   66                  return ((long) xx.f);
  67   67          }
  68   68  
  69   69          /* now x is nan, inf, or integral */
  70   70          return ((long long) x);
  71   71  }

XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX