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 #if defined(ELFOBJ)
  31 #pragma weak frexpf = __frexpf
  32 #endif
  33 
  34 #include "libm.h"
  35 
  36 float
  37 __frexpf(float x, int *exp) {
  38         union {
  39                 unsigned i;
  40                 float f;
  41         } xx;
  42         unsigned hx;
  43         int e;
  44 
  45         xx.f = x;
  46         hx = xx.i & ~0x80000000;
  47 
  48         if (hx >= 0x7f800000) { /* x is infinite or NaN */
  49                 *exp = 0;
  50                 return (x);
  51         }
  52 

  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 frexpf = __frexpf

  31 
  32 #include "libm.h"
  33 
  34 float
  35 __frexpf(float x, int *exp) {
  36         union {
  37                 unsigned i;
  38                 float f;
  39         } xx;
  40         unsigned hx;
  41         int e;
  42 
  43         xx.f = x;
  44         hx = xx.i & ~0x80000000;
  45 
  46         if (hx >= 0x7f800000) { /* x is infinite or NaN */
  47                 *exp = 0;
  48                 return (x);
  49         }
  50