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 lround = __lround
  32 #endif
  33 
  34 /*
  35  * lround(x) rounds its argument to the nearest integer, rounding ties
  36  * away from zero, and converts the result to a 32 bit signed integer.
  37  *
  38  * If x is NaN, infinite, or so large that the nearest integer
  39  * would exceed 32 bits, the invalid operation exception is raised.
  40  */
  41 
  42 #include <sys/isa_defs.h> /* _ILP32 */
  43 #include "libm.h"
  44 
  45 #if defined(_ILP32)
  46 long
  47 lround(double x) {
  48         union {
  49                 unsigned i[2];
  50                 double d;
  51         } xx;
  52         unsigned hx, sx, i;

  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 lround = __lround

  31 
  32 /*
  33  * lround(x) rounds its argument to the nearest integer, rounding ties
  34  * away from zero, and converts the result to a 32 bit signed integer.
  35  *
  36  * If x is NaN, infinite, or so large that the nearest integer
  37  * would exceed 32 bits, the invalid operation exception is raised.
  38  */
  39 
  40 #include <sys/isa_defs.h> /* _ILP32 */
  41 #include "libm.h"
  42 
  43 #if defined(_ILP32)
  44 long
  45 lround(double x) {
  46         union {
  47                 unsigned i[2];
  48                 double d;
  49         } xx;
  50         unsigned hx, sx, i;