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 lrintf = __lrintf
  32 #endif
  33 
  34 #include <sys/isa_defs.h> /* _ILP32 */
  35 #include "libm.h"
  36 
  37 #if defined(_ILP32)
  38 long
  39 lrintf(float x) {
  40         /*
  41          * Note: The following code works on x86 (in the default rounding
  42          * precision mode), but one should just use the fistpl instruction
  43          * instead.
  44          */
  45         union {
  46                 unsigned i;
  47                 float f;
  48         } xx, yy;
  49         unsigned hx;
  50 
  51         xx.f = x;
  52         hx = xx.i & ~0x80000000;

  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 lrintf = __lrintf

  31 
  32 #include <sys/isa_defs.h> /* _ILP32 */
  33 #include "libm.h"
  34 
  35 #if defined(_ILP32)
  36 long
  37 lrintf(float x) {
  38         /*
  39          * Note: The following code works on x86 (in the default rounding
  40          * precision mode), but one should just use the fistpl instruction
  41          * instead.
  42          */
  43         union {
  44                 unsigned i;
  45                 float f;
  46         } xx, yy;
  47         unsigned hx;
  48 
  49         xx.f = x;
  50         hx = xx.i & ~0x80000000;