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 /*
  23  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  24  */
  25 /*
  26  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  27  * Use is subject to license terms.
  28  */
  29 
  30 #pragma weak cbrtl = __cbrtl
  31 
  32 #include "libm.h"
  33 #include "longdouble.h"
  34 
  35 static const double d_one = 1.0;
  36 
  37 long double
  38 cbrtl(long double x) {
  39         long double s, t, r, w, y;
  40         double dx, dy;
  41         int *py = (int *) &dy;
  42         int n, m, m3, n0, sx;
  43 
  44         if (!finitel(x))
  45                 return (x + x);
  46         if (iszerol(x))
  47                 return (x);
  48         n0 = 0;
  49         if (*((int *) &d_one) == 0)
  50                 n0 = 1;

  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 /*
  23  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  24  */
  25 /*
  26  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  27  * Use is subject to license terms.
  28  */
  29 
  30 #pragma weak __cbrtl = cbrtl
  31 
  32 #include "libm.h"
  33 #include "longdouble.h"
  34 
  35 static const double d_one = 1.0;
  36 
  37 long double
  38 cbrtl(long double x) {
  39         long double s, t, r, w, y;
  40         double dx, dy;
  41         int *py = (int *) &dy;
  42         int n, m, m3, n0, sx;
  43 
  44         if (!finitel(x))
  45                 return (x + x);
  46         if (iszerol(x))
  47                 return (x);
  48         n0 = 0;
  49         if (*((int *) &d_one) == 0)
  50                 n0 = 1;