9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  23  */
  24 /*
  25  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  26  * Use is subject to license terms.
  27  */
  28 
  29 #pragma weak remainder = __remainder
  30 
  31 /*
  32  * remainder(x,p)
  33  * Code originated from 4.3bsd.
  34  * Modified by K.C. Ng for SUN 4.0 libm.
  35  * Return :
  36  *      returns  x REM p  =  x - [x/p]*p as if in infinite precise arithmetic,
  37  *      where [x/p] is the (inifinite bit) integer nearest x/p (in half way
  38  *      case choose the even one).
  39  * Method :
  40  *      Based on fmod() return x-[x/p]chopped*p exactly.
  41  */
  42 
  43 #include "libm.h"
  44 
  45 static const double zero = 0.0, half = 0.5;
  46 
  47 double
  48 remainder(double x, double p) {
  49         double  halfp;

   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  23  */
  24 /*
  25  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  26  * Use is subject to license terms.
  27  */
  28 
  29 #pragma weak __remainder = remainder
  30 
  31 /*
  32  * remainder(x,p)
  33  * Code originated from 4.3bsd.
  34  * Modified by K.C. Ng for SUN 4.0 libm.
  35  * Return :
  36  *      returns  x REM p  =  x - [x/p]*p as if in infinite precise arithmetic,
  37  *      where [x/p] is the (inifinite bit) integer nearest x/p (in half way
  38  *      case choose the even one).
  39  * Method :
  40  *      Based on fmod() return x-[x/p]chopped*p exactly.
  41  */
  42 
  43 #include "libm.h"
  44 
  45 static const double zero = 0.0, half = 0.5;
  46 
  47 double
  48 remainder(double x, double p) {
  49         double  halfp;