5261 libm should stop using synonyms.h
5298 fabs is 0-sized, confuses dis(1) and others
Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Approved by: Gordon Ross <gwr@nexenta.com>

          --- old/usr/src/lib/libm/i386/src/fmod.s
          +++ new/usr/src/lib/libm/i386/src/fmod.s

   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   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.

  23   23   */
  24   24  /*
  25   25   * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  26   26   * Use is subject to license terms.
  27   27   */
  28   28  
  29   29          .file "fmod.s"
  30   30  
  31   31  #include "libm.h"
  32   32  LIBM_ANSI_PRAGMA_WEAK(fmod,function)
  33      -#include "libm_synonyms.h"
  34   33  #include "libm_protos.h"
  35   34  
  36   35          ENTRY(fmod)
  37   36          movl    16(%esp),%eax           / eax <-- hi_32(y)
  38   37          andl    $0x7fffffff,%eax        / eax <-- hi_32(|y|)
  39   38          orl     12(%esp),%eax           / eax <-- lo_32(y)|hi_32(|y|)
  40   39          je      .zero
  41   40  
  42   41          fldl    12(%esp)                / load arg y
  43   42          fldl    4(%esp)                 / load arg x

  44   43  .mod_loop:
  45   44          fprem                           / partial fmod
  46   45          fstsw   %ax                     / store status word
  47   46          andw    $0x400,%ax              / check for incomplete reduction
  48   47          jne     .mod_loop               / while incomplete, do fprem again
  49   48          fstp    %st(1)
  50   49          ret
  51   50  .zero:
  52   51          pushl   %ebp
  53   52          movl    %esp,%ebp
  54   53          PIC_SETUP(1)
  55   54          pushl   $27                     / case 27 in _SVID_libm_err
  56   55          pushl   20(%ebp)                / pass x
  57   56          pushl   16(%ebp)
  58   57          pushl   12(%ebp)                / pass y
  59   58          pushl   8(%ebp)
  60   59          call    PIC_F(_SVID_libm_err)
  61   60          addl    $20,%esp
  62   61          PIC_WRAPUP
  63   62          leave
  64   63          ret
  65   64          .align  4
  66   65          SET_SIZE(fmod)

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