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 llrintf = __llrintf
  32 #if defined(__sparcv9) || defined(__amd64)
  33 #pragma weak lrintf = __llrintf
  34 #pragma weak __lrintf = __llrintf
  35 #endif
  36 #endif
  37 
  38 #include "libm.h"
  39 
  40 long long
  41 llrintf(float x) {
  42         /*
  43          * Note: The following code works on x86 (in the default rounding
  44          * precision mode), but one should just use the fistpll instruction
  45          * instead.
  46          */
  47         union {
  48                 unsigned i;
  49                 float f;
  50         } xx, yy;
  51         unsigned hx;
  52 
  53         xx.f = x;
  54         hx = xx.i & ~0x80000000;
  55 

  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 __llrintf = llrintf

  31 #if defined(__sparcv9) || defined(__amd64)
  32 #pragma weak lrintf = llrintf
  33 #pragma weak __lrintf = llrintf

  34 #endif
  35 
  36 #include "libm.h"
  37 
  38 long long
  39 llrintf(float x) {
  40         /*
  41          * Note: The following code works on x86 (in the default rounding
  42          * precision mode), but one should just use the fistpll 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;
  53